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feat/support_fiber #2

Merged
tqcq merged 57 commits from feat/support_fiber into master 2024-06-21 10:33:52 +08:00
Conversation 0 Commits 57 Files Changed 266 +33394 -2530
266 changed files with 33394 additions and 2530 deletions
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21
.gitea/workflows/linux-aarch64-gcc.yml
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@ -38,20 +38,21 @@ jobs:
- uses: actions/checkout@v4 - uses: actions/checkout@v4
with: with:
submodules: recursive submodules: recursive
- name: install-tools # - name: install-tools
run: | # run: |
echo "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" | base64 -d | gzip -d | sudo tee /etc/apt/sources.list # sudo apt-get update -y
sudo apt-get remove --purge man-db # sudo apt-get install -y g++-aarch64-linux-gnu qemu-user-binfmt
sudo apt-get update -y - name: configure
sudo apt-get install -y g++-aarch64-linux-gnu qemu-user-binfmt
- name: build
run: | run: |
mkdir build && cd build mkdir build && cd build
cmake -DCMAKE_TOOLCHAIN_FILE=../toolchains/aarch64-linux-gnu.toolchain.cmake -DCMAKE_BUILD_TYPE=${{matrix.build_type}} -DTILE_BUILD_TESTS=ON -DTILE_BUILD_BENCHMARKS=ON .. cmake -DCMAKE_TOOLCHAIN_FILE=../toolchains/aarch64-linux-gnu.toolchain.cmake -DCMAKE_BUILD_TYPE=${{matrix.build_type}} -DTILE_BUILD_TESTS=ON -DTILE_BUILD_BENCHMARKS=ON ..
- name: build
run: |
cd build
cmake --build . -j $(nproc) cmake --build . -j $(nproc)
- name: test - name: test
run: |- run: |-
cd build cd build
sudo ln -sf /usr/aarch64-linux-gnu/lib/ld-linux-aarch64.so.1 /lib/ld-linux-aarch64.so.1 # sudo ln -sf /usr/aarch64-linux-gnu/lib/ld-linux-aarch64.so.1 /lib/ld-linux-aarch64.so.1
export LD_LIBRARY_PATH=/usr/aarch64-linux-gnu/lib # export LD_LIBRARY_PATH=/usr/aarch64-linux-gnu/lib
ctest --output-on-failure -j$(nproc) --timeout 180 ctest --output-on-failure -j $(nproc)

32
.gitea/workflows/linux-arm-gcc.yml
View File

@ -36,23 +36,24 @@ jobs:
build_type: ["Debug", "Release"] build_type: ["Debug", "Release"]
steps: steps:
- uses: actions/checkout@v4 - uses: actions/checkout@v4
- name: install-tools # - name: install-tools
run: | # run: |
echo "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" | base64 -d | gzip -d | sudo tee /etc/apt/sources.list # sudo apt-get update -y
sudo apt-get remove --purge man-db # sudo apt-get install -y g++-arm-linux-gnueabi qemu-user-binfmt
sudo apt-get update -y - name: configure
sudo apt-get install -y g++-arm-linux-gnueabi qemu-user-binfmt
- name: build
run: | run: |
mkdir build && cd build mkdir build && cd build
cmake -DCMAKE_TOOLCHAIN_FILE=../toolchains/arm-linux-gnueabi.toolchain.cmake -DCMAKE_BUILD_TYPE=${{matrix.build_type}} -DTILE_BUILD_TESTS=ON -DTILE_BUILD_TESTS=ON .. cmake -DCMAKE_TOOLCHAIN_FILE=../toolchains/arm-linux-gnueabi.toolchain.cmake -DCMAKE_BUILD_TYPE=${{matrix.build_type}} -DTILE_BUILD_TESTS=ON -DTILE_BUILD_TESTS=ON ..
- name: build
run: |
cd build
cmake --build . -j $(nproc) cmake --build . -j $(nproc)
- name: test - name: test
run: | run: |
cd build cd build
sudo ln -sf /usr/arm-linux-gnueabi/lib/ld-linux.so.3 /lib/ld-linux.so.3 #sudo ln -sf /usr/arm-linux-gnueabi/lib/ld-linux.so.3 /lib/ld-linux.so.3
export LD_LIBRARY_PATH=/usr/arm-linux-gnueabi/lib #export LD_LIBRARY_PATH=/usr/arm-linux-gnueabi/lib
ctest --output-on-failure -j$(nproc) ctest --output-on-failure -j $(nproc)
linux-gcc-armhf: linux-gcc-armhf:
runs-on: ubuntu-20.04 runs-on: ubuntu-20.04
@ -67,14 +68,17 @@ jobs:
run: | run: |
sudo apt-get update -y sudo apt-get update -y
sudo apt-get install -y cmake make g++-arm-linux-gnueabihf qemu-user-binfmt sudo apt-get install -y cmake make g++-arm-linux-gnueabihf qemu-user-binfmt
- name: build - name: configure
run: | run: |
mkdir build && cd build mkdir build && cd build
cmake -DCMAKE_TOOLCHAIN_FILE=../toolchains/arm-linux-gnueabihf.toolchain.cmake -DCMAKE_BUILD_TYPE=${{matrix.build_type}} -DTILE_BUILD_TESTS=ON -DTILE_BUILD_BENCHMARKS=ON .. cmake -DCMAKE_TOOLCHAIN_FILE=../toolchains/arm-linux-gnueabihf.toolchain.cmake -DCMAKE_BUILD_TYPE=${{matrix.build_type}} -DTILE_BUILD_TESTS=ON -DTILE_BUILD_BENCHMARKS=ON ..
- name: build
run: |
cd build
cmake --build . -j $(nproc) cmake --build . -j $(nproc)
- name: test - name: test
run: |- run: |-
cd build cd build
sudo ln -sf /usr/arm-linux-gnueabihf/lib/ld-linux-armhf.so.3 /lib/ld-linux-armhf.so.3 # sudo ln -sf /usr/arm-linux-gnueabihf/lib/ld-linux-armhf.so.3 /lib/ld-linux-armhf.so.3
export LD_LIBRARY_PATH=/usr/arm-linux-gnueabihf/lib/ #export LD_LIBRARY_PATH=/usr/arm-linux-gnueabihf/lib/
ctest --output-on-failure -j$(nproc) --timeout 180 ctest --output-on-failure -j $(nproc)

18
.gitea/workflows/linux-mips-gcc.yml
View File

@ -35,21 +35,19 @@ jobs:
- uses: actions/checkout@v4 - uses: actions/checkout@v4
with: with:
submodules: recursive submodules: recursive
- name: install-tools # - name: install-tools
run: | # run: |
echo "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" | base64 -d | gzip -d | sudo tee /etc/apt/sources.list # sudo apt-get update -y
sudo apt-get remove --purge man-db # sudo apt-get install -y g++-mipsel-linux-gnu qemu-user-binfmt
sudo apt-get update -y
sudo apt-get install -y g++-mipsel-linux-gnu qemu-user-binfmt
- name: configure - name: configure
run: | run: |
mkdir build && cd build mkdir build && cd build
cmake -DCMAKE_TOOLCHAIN_FILE=../toolchains/mips-linux-gnu.toolchain.cmake -DCMAKE_BUILD_TYPE=${{matrix.build_type}} -DTILE_BUILD_TESTS=ON -DTILE_BUILD_BENCHMARKS=ON .. cmake -DCMAKE_TOOLCHAIN_FILE=../toolchains/mips-linux-gnu.toolchain.cmake -DCMAKE_BUILD_TYPE=${{matrix.build_type}} -DTILE_BUILD_TESTS=ON -DTILE_BUILD_BENCHMARKS=ON ..
- name: build - name: build
run: cmake --build build --target all -j `nproc` run: cmake --build build --target all -j $(nproc)
- name: test - name: test
run: |- run: |-
cd build cd build
sudo ln -sf /usr/mipsel-linux-gnu/lib/ld.so.1 /lib/ld.so.1 # sudo ln -sf /usr/mipsel-linux-gnu/lib/ld.so.1 /lib/ld.so.1
export LD_LIBRARY_PATH=/usr/mipsel-linux-gnu/lib/ # export LD_LIBRARY_PATH=/usr/mipsel-linux-gnu/lib/
ctest --output-on-failure -j$(nproc) --timeout 180 ctest --output-on-failure -j $(nproc)

18
.gitea/workflows/linux-mips64-gcc.yml
View File

@ -36,21 +36,19 @@ jobs:
- uses: actions/checkout@v4 - uses: actions/checkout@v4
with: with:
submodules: recursive submodules: recursive
- name: install-tools # - name: install-tools
run: | # run: |
echo "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" | base64 -d | gzip -d | sudo tee /etc/apt/sources.list # sudo apt-get update -y
sudo apt-get remove --purge man-db # sudo apt-get install -y g++-mips64el-linux-gnuabi64 qemu-user-binfmt
sudo apt-get update -y
sudo apt-get install -y g++-mips64el-linux-gnuabi64 qemu-user-binfmt
- name: configure - name: configure
run: | run: |
mkdir build && cd build mkdir build && cd build
cmake -DCMAKE_TOOLCHAIN_FILE=../toolchains/mips64el-linux-gnuabi64.toolchain.cmake -DCMAKE_BUILD_TYPE=${{matrix.build_type}} -DTILE_BUILD_TESTS=ON -DTILE_BUILD_BENCHMARKS=ON .. cmake -DCMAKE_TOOLCHAIN_FILE=../toolchains/mips64el-linux-gnuabi64.toolchain.cmake -DCMAKE_BUILD_TYPE=${{matrix.build_type}} -DTILE_BUILD_TESTS=ON -DTILE_BUILD_BENCHMARKS=ON ..
- name: build - name: build
run: cmake --build build --target all -j `nproc` run: cmake --build build --target all -j $(nproc)
- name: test - name: test
run: |- run: |-
cd build cd build
sudo ln -sf /usr/mips64el-linux-gnuabi64/lib64/ld.so.1 /lib64/ld.so.1 # sudo ln -sf /usr/mips64el-linux-gnuabi64/lib64/ld.so.1 /lib64/ld.so.1
export LD_LIBRARY_PATH=/usr/mips64el-linux-gnuabi64/lib # export LD_LIBRARY_PATH=/usr/mips64el-linux-gnuabi64/lib
ctest --output-on-failure -j$(nproc) --timeout 180 ctest --output-on-failure -j $(nproc)

18
.gitea/workflows/linux-riscv64-gcc.yml
View File

@ -37,21 +37,19 @@ jobs:
- uses: actions/checkout@v4 - uses: actions/checkout@v4
with: with:
submodules: recursive submodules: recursive
- name: install-tools # - name: install-tools
run: | # run: |
echo "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" | base64 -d | gzip -d | sudo tee /etc/apt/sources.list # sudo apt-get update -y
sudo apt-get remove --purge man-db # sudo apt-get install -y g++-riscv64-linux-gnu qemu-user-binfmt
sudo apt-get update -y
sudo apt-get install -y g++-riscv64-linux-gnu qemu-user-binfmt
- name: configure - name: configure
run: | run: |
mkdir build && cd build mkdir build && cd build
cmake -DCMAKE_TOOLCHAIN_FILE=../toolchains/riscv64-linux-gnu.toolchain.cmake -DCMAKE_BUILD_TYPE=${{matrix.build_type}} -DTILE_BUILD_TESTS=ON -DTILE_BUILD_BENCHMARKS=ON .. cmake -DCMAKE_TOOLCHAIN_FILE=../toolchains/riscv64-linux-gnu.toolchain.cmake -DCMAKE_BUILD_TYPE=${{matrix.build_type}} -DTILE_BUILD_TESTS=ON -DTILE_BUILD_BENCHMARKS=ON ..
- name: build - name: build
run: cmake --build build --target all -j `nproc` run: cmake --build build --target all -j $(nproc)
- name: test - name: test
run: |- run: |-
cd build cd build
sudo ln -sf /usr/riscv64-linux-gnu/lib/ld-linux-riscv64-lp64d.so.1 /lib/ld-linux-riscv64-lp64d.so.1 # sudo ln -sf /usr/riscv64-linux-gnu/lib/ld-linux-riscv64-lp64d.so.1 /lib/ld-linux-riscv64-lp64d.so.1
export LD_LIBRARY_PATH=/usr/riscv64-linux-gnu/lib # export LD_LIBRARY_PATH=/usr/riscv64-linux-gnu/lib
ctest --output-on-failure -j$(nproc) ctest --output-on-failure -j $(nproc)

4
.gitea/workflows/linux-x64-clang.yml
View File

@ -42,11 +42,11 @@ jobs:
cmake -DCMAKE_BUILD_TYPE=${{matrix.build_type}} -DTILE_BUILD_BENCHMARKS=ON -DTILE_BUILD_TESTS=ON .. cmake -DCMAKE_BUILD_TYPE=${{matrix.build_type}} -DTILE_BUILD_BENCHMARKS=ON -DTILE_BUILD_TESTS=ON ..
- name: build - name: build
run: | run: |
cmake --build build -j `nproc` cmake --build build -j $(nproc)
- name: test - name: test
run: | run: |
cd build cd build
ctest --output-on-failure -j$(nproc) ctest --output-on-failure
# - name: benchmark # - name: benchmark
# run: | # run: |
# ./build/sled_benchmark # ./build/sled_benchmark

10
.gitea/workflows/linux-x64-gcc.yml
View File

@ -43,11 +43,11 @@ jobs:
cmake -DCMAKE_BUILD_TYPE=${{matrix.build_type}} -DTILE_BUILD_BENCHMARKS=ON -DTILE_BUILD_TESTS=ON .. cmake -DCMAKE_BUILD_TYPE=${{matrix.build_type}} -DTILE_BUILD_BENCHMARKS=ON -DTILE_BUILD_TESTS=ON ..
- name: build - name: build
run: | run: |
cmake --build build -j `nproc` cmake --build build -j $(nproc)
- name: test - name: test
run: | run: |
cd build cd build
ctest --output-on-failure -j$(nproc) ctest --output-on-failure -j $(nproc)
# - name: benchmark - name: benchmark
# run: | run: |
# ./build/sled_benchmark ./build/bin/tile_bm_all

10
.gitea/workflows/linux-x86-gcc.yml
View File

@ -45,11 +45,11 @@ jobs:
cmake -DCMAKE_TOOLCHAIN_FILE=../toolchains/host.gcc-m32.toolchain.cmake -DCMAKE_BUILD_TYPE=${{matrix.build_type}} -DTILE_BUILD_BENCHMARKS=ON -DTILE_BUILD_TESTS=ON .. cmake -DCMAKE_TOOLCHAIN_FILE=../toolchains/host.gcc-m32.toolchain.cmake -DCMAKE_BUILD_TYPE=${{matrix.build_type}} -DTILE_BUILD_BENCHMARKS=ON -DTILE_BUILD_TESTS=ON ..
- name: build - name: build
run: | run: |
cmake --build build -j `nproc` cmake --build build -j $(nproc)
- name: test - name: test
run: | run: |
cd build cd build
ctest --output-on-failure -j$(nproc) ctest --output-on-failure -j $(nproc)
# - name: benchmark - name: benchmark
# run: | run: |
# ./build/sled_benchmark ./build/bin/tile_bm_all

80
CMakeLists.txt
View File

@ -1,4 +1,4 @@
cmake_minimum_required(VERSION 3.12) cmake_minimum_required(VERSION 3.5)
set(tile_VERSION_MAJOR 0) set(tile_VERSION_MAJOR 0)
set(tile_VERSION_MINOR 1) set(tile_VERSION_MINOR 1)
@ -7,7 +7,7 @@ set(tile_VERSION_PATCH 0)
project( project(
tile tile
VERSION ${tile_VERSION_MAJOR}.${tile_VERSION_MINOR}.${tile_VERSION_PATCH} VERSION ${tile_VERSION_MAJOR}.${tile_VERSION_MINOR}.${tile_VERSION_PATCH}
LANGUAGES C CXX ASM) LANGUAGES C CXX)
set(CMAKE_CXX_STANDARD 11) set(CMAKE_CXX_STANDARD 11)
set(CMAKE_CXX_STANDARD_REQUIRED ON) set(CMAKE_CXX_STANDARD_REQUIRED ON)
@ -21,32 +21,47 @@ option(TILE_WITH_OPENSSL "Build with openssl" OFF)
option(TILE_BUILD_SHARED "Build shared library" ON) option(TILE_BUILD_SHARED "Build shared library" ON)
option(TILE_BUILD_STATIC "Build static library" ON) option(TILE_BUILD_STATIC "Build static library" ON)
# set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE "time")
# set_property(GLOBAL PROPERTY RULE_LAUNCH_LINK "time")
if(CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_SOURCE_DIR)
set(TILE_BUILD_TESTS ON)
set(TILE_BUILD_BENCHMARKS ON)
endif()
if(NOT CMAKE_BUILD_TYPE) if(NOT CMAKE_BUILD_TYPE)
set(CMAKE_BUILD_TYPE "Debug") set(CMAKE_BUILD_TYPE "Debug")
endif() endif()
if(CMAKE_CXX_COMPILER_ID STREQUAL "Clang") if(CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
# set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -gz")
# set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -gz")
# set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -static") set(CMAKE_C_FLAGS # set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -static") set(CMAKE_C_FLAGS
# "${CMAKE_CXX_FLAGS} -static") # "${CMAKE_CXX_FLAGS} -static") set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}
# -fsanitize=address ") set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsanitize=address
# ")
set(WHOLE_ARCHIVE_PREFIX "-Wl,-force_load") set(WHOLE_ARCHIVE_PREFIX "-Wl,-force_load")
# set(NO_WHOLE_ARCHIVE_PREFIX "") # set(NO_WHOLE_ARCHIVE_PREFIX "")
elseif(CMAKE_CXX_COMPILER_ID STREQUAL "AppleClang") elseif(CMAKE_CXX_COMPILER_ID STREQUAL "AppleClang")
# set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -gz")
# set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -gz")
# set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -static") set(CMAKE_C_FLAGS # set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -static") set(CMAKE_C_FLAGS
# "${CMAKE_CXX_FLAGS} -static") # "${CMAKE_CXX_FLAGS} -static")
set(WHOLE_ARCHIVE_PREFIX "-Wl,-force_load,") set(WHOLE_ARCHIVE_PREFIX "-Wl,-force_load,")
# set(NO_WHOLE_ARCHIVE_PREFIX "") # set(NO_WHOLE_ARCHIVE_PREFIX "")
elseif(CMAKE_CXX_COMPILER_ID STREQUAL "GNU") elseif(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -static-libgcc -static-libstdc++") # set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -gz")
set(CMAKE_C_FLAGS "${CMAKE_CXX_FLAGS} -static-libgcc -static-libstdc++") # set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -gz")
# set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -static-libgcc -static-libstdc++")
# set(CMAKE_C_FLAGS "${CMAKE_CXX_FLAGS} -static-libgcc -static-libstdc++")
set(STATIC_BINARY_FLAGS "-static-libgcc -static-libstdc++")
set(WHOLE_ARCHIVE_PREFIX "-Wl,--whole-archive") set(WHOLE_ARCHIVE_PREFIX "-Wl,--whole-archive")
set(WHOLE_ARCHIVE_SUFFIX "-Wl,--no-whole-archive") set(WHOLE_ARCHIVE_SUFFIX "-Wl,--no-whole-archive")
endif() endif()
find_package(Threads REQUIRED)
# extern int getifaddrs(struct ifaddrs **ifap); extern void freeifaddrs(struct # extern int getifaddrs(struct ifaddrs **ifap); extern void freeifaddrs(struct
# ifaddrs *ifa); # ifaddrs *ifa);
include(CheckSymbolExists) include(CheckSymbolExists)
@ -55,22 +70,31 @@ include(cmake/BuildInfo.cmake)
check_symbol_exists("getifaddrs" "ifaddrs.h" TILE_HAVE_GETIFADDRS) check_symbol_exists("getifaddrs" "ifaddrs.h" TILE_HAVE_GETIFADDRS)
check_symbol_exists("freeifaddrs" "ifaddrs.h" TILE_HAVE_FREEIFADDRS) check_symbol_exists("freeifaddrs" "ifaddrs.h" TILE_HAVE_FREEIFADDRS)
find_package(Git REQUIRED)
get_git_commit_hash(GIT_COMMIT_HASH) get_git_commit_hash(GIT_COMMIT_HASH)
get_git_commit_date(GIT_COMMIT_DATE) get_git_commit_date(GIT_COMMIT_DATE)
get_git_commit_subject(GIT_COMMIT_SUBJECT) get_git_commit_subject(GIT_COMMIT_SUBJECT)
include_directories("third_party/json" "third_party/inja" "third_party/sigslot") set(THIRD_PARTY_INCLUDE_DIRS
# "third_party/json" "third_party/inja"
include_directories("${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include") "third_party/sigslot"
"${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include")
include_directories(${THIRD_PARTY_INCLUDE_DIRS})
add_subdirectory("third_party/zlib") add_subdirectory("third_party/zlib")
add_subdirectory("third_party/jsoncpp")
add_subdirectory("third_party/fmt") add_subdirectory("third_party/fmt")
add_subdirectory("third_party/googletest") add_subdirectory("third_party/googletest")
add_subdirectory("third_party/gflags") add_subdirectory("third_party/gflags")
set(GFLAGS_USE_TARGET_NAMESPACE ON) set(GFLAGS_USE_TARGET_NAMESPACE ON)
set(gflags_DIR "${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags") set(gflags_DIR "${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags")
add_subdirectory("third_party/glog") add_subdirectory("third_party/glog")
add_subdirectory("third_party/context")
set(CURL_DISABLE_TESTS ON) set(CURL_DISABLE_TESTS ON)
set(CURL_CA_PATH
"none"
CACHE STRING "" FORCE)
set(CURL_ENABLE_SSL set(CURL_ENABLE_SSL
OFF OFF
CACHE BOOL "" FORCE) CACHE BOOL "" FORCE)
@ -160,12 +184,7 @@ set(TILE_SRCS
"tile/base/thread/rw_mutex.cc" "tile/base/thread/rw_mutex.cc"
"tile/base/thread/scoped_lock.cc" "tile/base/thread/scoped_lock.cc"
"tile/base/thread/spinlock.cc" "tile/base/thread/spinlock.cc"
"tile/fiber/fiber.cc" "tile/fiber/detail/fiber.cc"
"tile/fiber/detail/os_fiber.cc"
"tile/fiber/detail/mutex.cc"
"tile/fiber/detail/ucontext.c"
"tile/fiber/detail/posix_os_fiber.cc"
"tile/fiber/scheduler.cc"
"tile/io/detail/eintr_safe.cc" "tile/io/detail/eintr_safe.cc"
"tile/io/native/acceptor.cc" "tile/io/native/acceptor.cc"
"tile/io/descriptor.cc" "tile/io/descriptor.cc"
@ -187,24 +206,15 @@ set(TILE_SRCS
# "tile/rpc/server.cc" # "tile/rpc/server.cc"
) )
list(
APPEND
ASM_SRCS
"tile/fiber/detail/asm/ucontext_aarch64.S"
"tile/fiber/detail/asm/ucontext_arm.S"
"tile/fiber/detail/asm/ucontext_riscv64.S"
"tile/fiber/detail/asm/ucontext_mips64.S"
"tile/fiber/detail/asm/ucontext_mips32.S"
"tile/fiber/detail/asm/ucontext_x64.S"
"tile/fiber/detail/asm/ucontext_x86.S")
set_source_files_properties(${ASM_SRCS} PROPERTIES LANGUAGE C)
if((NOT TILE_HAVE_GETIFADDRS) OR (NOT TILE_HAVE_FREEIFADDRS)) if((NOT TILE_HAVE_GETIFADDRS) OR (NOT TILE_HAVE_FREEIFADDRS))
list(APPEND TILE_SRCS "tile/base/net/detail/android/ifaddrs.c") list(APPEND TILE_SRCS "tile/base/net/detail/android/ifaddrs.c")
endif() endif()
add_library(tile OBJECT ${TILE_SRCS} ${ASM_SRCS}) add_library(tile OBJECT ${TILE_SRCS})
set_target_properties(tile PROPERTIES VERSION ${PROJECT_VERSION} set_target_properties(tile PROPERTIES VERSION ${PROJECT_VERSION}
target_precompile_headers(tile PUBLIC inja/inja.h)
target_precompile_headers(tile PUBLIC inja/string_view.h)
target_precompile_headers(tile PUBLIC json/nlohann/json.hpp)
SOVERSION "${tile_VERSION_MAJRO}") SOVERSION "${tile_VERSION_MAJRO}")
# target_sources(tile PRIVATE ${TILE_SRCS}) # target_sources(tile PRIVATE ${TILE_SRCS})
target_include_directories( target_include_directories(
@ -214,15 +224,17 @@ target_include_directories(
"${CMAKE_CURRENT_BINARY_DIR}/third_party/glog" "${CMAKE_CURRENT_BINARY_DIR}/third_party/glog"
"${CMAKE_CURRENT_SOURCE_DIR}/third_party/glog/src" "${CMAKE_CURRENT_SOURCE_DIR}/third_party/glog/src"
"${CMAKE_CURRENT_SOURCE_DIR}" "${CMAKE_CURRENT_SOURCE_DIR}"
${THIRD_PARTY_INCLUDE_DIRS}
RPIVATE RPIVATE
"${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include") "${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include")
target_link_libraries( target_link_libraries(
tile tile
PUBLIC # -Wl,--start-group PUBLIC # -Wl,--start-group
zlib gflags::gflags glog::glog nova_context zlib gflags::gflags glog::glog
jsoncpp_static
# -Wl,--end-group # -Wl,--end-group
libcurl fmt Threads::Threads) libcurl fmt)
if((CMAKE_SYSTEM_PROCESSOR MATCHES "riscv64") OR (CMAKE_SYSTEM_PROCESSOR MATCHES if((CMAKE_SYSTEM_PROCESSOR MATCHES "riscv64") OR (CMAKE_SYSTEM_PROCESSOR MATCHES
"mips*")) "mips*"))
if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU") if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
@ -267,10 +279,7 @@ if(TILE_BUILD_TESTS)
target_sources(${PROJECT_NAME}_test_all PRIVATE ${test_file}) target_sources(${PROJECT_NAME}_test_all PRIVATE ${test_file})
endmacro() endmacro()
# -> fiber tile_add_test(fiber_detail_scheduler_test "tile/fiber/detail/scheduler_test.cc")
tile_add_test(fiber_detail_posix_os_fiber_test
"tile/fiber/detail/posix_os_fiber_test.cc")
tile_add_test(base_internal_meta_test "tile/base/internal/meta_test.cc") tile_add_test(base_internal_meta_test "tile/base/internal/meta_test.cc")
# tile_add_test(net_internal_http_engine_test # tile_add_test(net_internal_http_engine_test
# "tile/net/internal/http_engine_test.cc") # "tile/net/internal/http_engine_test.cc")
@ -358,6 +367,7 @@ if(TILE_BUILD_BENCHMARKS)
target_sources(tile_bm_all PRIVATE ${benchmark_file}) target_sources(tile_bm_all PRIVATE ${benchmark_file})
endmacro() endmacro()
tile_add_bm(fiber_detail_fiber_benchmark "tile/fiber/detail/fiber_benchmark.cc")
tile_add_bm(base_casting_benchmark "tile/base/casting_benchmark.cc") tile_add_bm(base_casting_benchmark "tile/base/casting_benchmark.cc")
tile_add_bm(base_thread_mutex_benchmark "tile/base/thread/mutex_benchmark.cc") tile_add_bm(base_thread_mutex_benchmark "tile/base/thread/mutex_benchmark.cc")
tile_add_bm(base_encoding_benchmark "tile/base/encoding_benchmark.cc") tile_add_bm(base_encoding_benchmark "tile/base/encoding_benchmark.cc")

2
cmake/BuildInfo.cmake
View File

@ -1,5 +1,3 @@
find_package(Git REQUIRED)
macro(get_git_commit_hash output) macro(get_git_commit_hash output)
# full commit hash # full commit hash
execute_process( execute_process(

5
dir.bloaty
View File

@ -3,12 +3,11 @@ custom_data_source: {
base_data_source: "compileunits" base_data_source: "compileunits"
rewrite: { rewrite: {
pattern: "^(.*/tile/)(third_party/\\w+)" pattern: "^(.*/)(third_party/\\w+)"
replacement: "\\2" replacement: "\\2"
} }
rewrite: { rewrite: {
pattern: "^(.*/tile/)((\\w+/)+)" pattern: "^(.*/)(3party/\\w+)"
replacement: "\\2" replacement: "\\2"
} }
} }

8
docker-compose.yml Normal file
View File

@ -0,0 +1,8 @@
services:
build-env:
image: ubuntu:16.04
restart: always
container_name: "env"
command: ["/bin/bash", "-c", "sleep 36000"]
volumes:
- ./:/workspace

59
third_party/context/.gitignore vendored Normal file
View File

@ -0,0 +1,59 @@
# .gitignore - The Nova Project
# Prerequisites
*.d
# Object files
*.o
*.ko
*.obj
*.elf
# Linker output
*.ilk
*.map
*.exp
# Precompiled Headers
*.gch
*.pch
# Libraries
*.lib
*.a
*.la
*.lo
# Shared objects (inc. Windows DLLs)
*.dll
*.so
*.so.*
*.dylib
# Executables
*.exe
*.out
*.app
*.i*86
*.x86_64
*.hex
# Debug files
*.dSYM/
*.su
*.idb
*.pdb
# CMake
build/
cmake-build/
CMakeLists.txt.user
CMakeCache.txt
CMakeFiles
CMakeScripts
Makefile
cmake_install.cmake
install_manifest.txt
compile_commands.json
CTestTestfile.cmake
_deps

278
third_party/context/CMakeLists.txt vendored Normal file
View File

@ -0,0 +1,278 @@
# Nova-Context This file is part of the Nova-Context library source code.
# Copyright (c) 2023 - The Nova Project
#
# Parts of this build configuration have been brazenly stolen from the
# boost.context foundational library: https://github.com/boostorg/context
# Copyright (c) 2009 - Oliver Kowalke, licensed under the Boost Software License
# 1.0: http://www.boost.org/LICENSE_1_0.txt
cmake_minimum_required(VERSION 3.5...3.16)
project(
nova_context
VERSION 0.1.0
LANGUAGES C CXX ASM)
list(APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake)
option(NOVA_CONTEXT_BUILD_STATIC "Build Nova-Context as static library" ON)
# option(NOVA_CONTEXT_BUILD_TEST "Nova-Context build test app" OFF)
option(NOVA_CONTEXT_PIC
"Compile Nova-Context with position independent code (PIC)" ON)
option(NOVA_CONTEXT_INSTALL "Generate installation target for Nova-Context" OFF)
# Binary format
if(WIN32)
set(_default_binfmt pe)
elseif(APPLE)
set(_default_binfmt mach-o)
else()
set(_default_binfmt elf)
endif()
set(NOVA_CONTEXT_BINARY_FORMAT
"${_default_binfmt}"
CACHE STRING "Nova-Context binary format (elf, mach-o, pe, xcoff)")
set_property(CACHE NOVA_CONTEXT_BINARY_FORMAT PROPERTY STRINGS elf mach-o pe
xcoff)
unset(_default_binfmt)
# ABI
math(EXPR _bits "${CMAKE_SIZEOF_VOID_P} * 8")
if(CMAKE_SYSTEM_PROCESSOR MATCHES "^[Aa][Rr][Mm]" OR CMAKE_SYSTEM_PROCESSOR
STREQUAL "aarch64")
set(_default_abi aapcs)
elseif(WIN32)
set(_default_abi ms)
elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "^mips")
if(_bits EQUAL 32)
set(_default_abi o32)
else()
set(_default_abi n64)
endif()
else()
set(_default_abi sysv)
endif()
set(NOVA_CONTEXT_ABI
"${_default_abi}"
CACHE STRING
"Nova-Context ABI (aapcs, eabi, ms, n32, n64, o32, o64, sysv, x32)")
set_property(
CACHE NOVA_CONTEXT_ABI
PROPERTY STRINGS
aapcs
eabi
ms
n32
n64
o32
o64
sysv
x32)
unset(_default_abi)
# Arch-and-model
set(_all_archs
arm
arm64
loongarch64
mips32
mips64
ppc32
ppc64
riscv64
s390x
i386
x86_64
combined)
# Try at start to auto determine arch from CMake.
if(CMAKE_SYSTEM_PROCESSOR IN_LIST _all_archs)
set(_default_arch ${CMAKE_SYSTEM_PROCESSOR})
elseif(_bits EQUAL 32)
if(CMAKE_SYSTEM_PROCESSOR MATCHES "^[Aa][Rr][Mm]")
set(_default_arch arm)
elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "^mips")
set(_default_arch mips32)
else()
set(_default_arch i386)
endif()
else()
if(CMAKE_SYSTEM_PROCESSOR MATCHES "^[Aa][Rr][Mm]" OR CMAKE_SYSTEM_PROCESSOR
STREQUAL "aarch64"
)# armv8
set(_default_arch arm64)
elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "^mips")
set(_default_arch mips64)
else()
set(_default_arch x86_64)
endif()
endif()
set(NOVA_CONTEXT_ARCHITECTURE
"${_default_arch}"
CACHE
STRING
"Nova-Context architecture (arm, arm64, loongarch64, mips32, mips64, ppc32, ppc64, riscv64, s390x, i386, x86_64, combined)"
)
set_property(CACHE NOVA_CONTEXT_ARCHITECTURE PROPERTY STRINGS ${_all_archs})
unset(_all_archs)
unset(_bits)
unset(_default_arch)
# Assembler type
if(MSVC)
if(NOVA_CONTEXT_ARCHITECTURE STREQUAL arm64 OR NOVA_CONTEXT_ARCHITECTURE
STREQUAL arm)
set(_default_asm armasm)
else()
set(_default_asm masm)
endif()
else()
set(_default_asm gas)
endif()
set(NOVA_CONTEXT_ASSEMBLER
"${_default_asm}"
CACHE STRING "Nova-Context assembler (masm, gas, armasm)")
set_property(CACHE NOVA_CONTEXT_ASSEMBLER PROPERTY STRINGS masm gas armasm)
unset(_default_asm)
# Assembler source suffix
if(NOVA_CONTEXT_BINARY_FORMAT STREQUAL pe)
set(_default_ext .asm)
elseif(NOVA_CONTEXT_ASSEMBLER STREQUAL gas)
set(_default_ext .S)
else()
set(_default_ext .asm)
endif()
set(NOVA_CONTEXT_ASM_SUFFIX
"${_default_ext}"
CACHE STRING "Nova-Context assembler source suffix (.asm, .S)")
set_property(CACHE NOVA_CONTEXT_ASM_SUFFIX PROPERTY STRINGS .asm .S)
unset(_default_ext)
message(
STATUS "Nova-Context: "
"architecture ${NOVA_CONTEXT_ARCHITECTURE}, "
"binary format ${NOVA_CONTEXT_BINARY_FORMAT}, "
"ABI ${NOVA_CONTEXT_ABI}, "
"assembler ${NOVA_CONTEXT_ASSEMBLER}, "
"suffix ${NOVA_CONTEXT_ASM_SUFFIX}")
# Enable the right assembler
if(NOVA_CONTEXT_ASSEMBLER STREQUAL gas)
if(CMAKE_CXX_PLATFORM_ID MATCHES "Cygwin")
enable_language(CXX ASM-ATT)
else()
enable_language(CXX ASM)
endif()
elseif(NOVA_CONTEXT_ASSEMBLER STREQUAL armasm)
enable_language(CXX ASM_ARMASM)
else()
enable_language(CXX ASM_MASM)
# NOTE(julian): workaround for CMake MSVC ASM_MASM building bug #18889:
# https://gitlab.kitware.com/cmake/cmake/-/issues/18889
set(CMAKE_ASM_MASM_CREATE_STATIC_LIBRARY
"<CMAKE_AR> ${CMAKE_CL_NOLOGO} <LINK_FLAGS> /out:<TARGET> <OBJECTS> ")
endif()
# Choose .asm sources
if(NOVA_CONTEXT_BINARY_FORMAT STREQUAL mach-o)
set(NOVA_CONTEXT_BINARY_FORMAT macho)
endif()
set(_asm_suffix
"${NOVA_CONTEXT_ARCHITECTURE}_${NOVA_CONTEXT_ABI}_${NOVA_CONTEXT_BINARY_FORMAT}_${NOVA_CONTEXT_ASSEMBLER}${NOVA_CONTEXT_ASM_SUFFIX}"
)
set(ASM_SRC
${CMAKE_CURRENT_SOURCE_DIR}/src/asm/make_${_asm_suffix}
${CMAKE_CURRENT_SOURCE_DIR}/src/asm/jump_${_asm_suffix}
${CMAKE_CURRENT_SOURCE_DIR}/src/asm/ontop_${_asm_suffix})
unset(_asm_suffix)
set_source_files_properties(${ASM_SRC} PROPERTIES LINKER_LANGUAGE C)
# POWERPC_32/SYSV Special case: https://github.com/boostorg/context/issues/120
if((NOVA_CONTEXT_ARCHITECTURE STREQUAL ppc32) AND (NOVA_CONTEXT_ABI STREQUAL
sysv))
string(APPEND ASM_SRC " ${CMAKE_CURRENT_SOURCE_DIR}/asm/tail_ppc32_sysv.cpp")
endif()
# Assembly source file properties
if(NOVA_CONTEXT_ASSEMBLER STREQUAL masm AND NOVA_CONTEXT_ARCHITECTURE STREQUAL
i386)
set_source_files_properties(${ASM_SRC} PROPERTIES COMPILE_FLAGS "/safeseh")
endif()
if(CMAKE_CXX_COMPILER_ID STREQUAL GNU)
# set_source_files_properties(${ASM_SRC} PROPERTIES COMPILE_OPTIONS
# "-x assembler-with-cpp")
endif()
# Boost specific definitions
if(MSVC)
add_definitions(-D_ITERATOR_DEBUG_LEVEL=0)
add_definitions(-D_HAS_EXCEPTIONS=0)
endif()
# Find project sources
file(GLOB_RECURSE INC ${CMAKE_CURRENT_SOURCE_DIR}/include/*.h)
file(GLOB_RECURSE SRC ${CMAKE_CURRENT_SOURCE_DIR}/src/*.c)
# Create target
if(NOVA_CONTEXT_BUILD_STATIC)
add_library(nova_context STATIC ${INC} ${SRC} ${ASM_SRC})
target_compile_definitions(nova_context PUBLIC NOVA_CONTEXT_STATIC
BOOST_CONTEXT_EXPORT=)
else()
add_library(nova_context SHARED ${INC} ${SRC} ${ASM_SRC})
target_compile_definitions(nova_context PUBLIC BOOST_CONTEXT_EXPORT=EXPORT)
endif()
# Link threading system dependencies if(WIN32)
# target_link_libraries(nova_context wsock32 ws2_32) endif() if
# (CMAKE_SYSTEM_NAME STREQUAL "Linux") target_link_libraries(nova_context
# pthread) endif()
# Position-independent code
if(NOVA_CONTEXT_PIC)
set_target_properties(nova_context PROPERTIES POSITION_INDEPENDENT_CODE ON)
endif()
# Include directories
target_include_directories(
nova_context PUBLIC $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
$<INSTALL_INTERFACE:include>)
if(NOVA_CONTEXT_BUILD_TEST)
# TODO(julian): Build test project
endif()
# Install library
if(NOVA_CONTEXT_INSTALL)
include(GNUInstallDirs)
install(
DIRECTORY ${PROJECT_SOURCE_DIR}/include/
DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
FILES_MATCHING
PATTERN *.h)
install(
TARGETS nova_context
EXPORT nova-context-export
RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR})
install(
EXPORT nova-context-export
DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/nova-context
FILE nova-context-config.cmake)
endif()

21
third_party/context/LICENSE vendored Normal file
View File

@ -0,0 +1,21 @@
MIT License
Copyright (c) 2023 Julian Schönbächler
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.

13
third_party/context/cmake/CMakeASM_ARMASMInformation.cmake vendored Normal file
View File

@ -0,0 +1,13 @@
# For the armasm assembler, armasm or armasm64
set(ASM_DIALECT "_ARMASM")
set(CMAKE_ASM${ASM_DIALECT}_SOURCE_FILE_EXTENSIONS asm)
set(CMAKE_ASM${ASM_DIALECT}_COMPILE_OBJECT "<CMAKE_ASM${ASM_DIALECT}_COMPILER> <DEFINES> <INCLUDES> <FLAGS> -o <OBJECT> <SOURCE>")
# The ASM_ARMASM compiler id for this compiler is "MSVC", so fill out the runtime library table.
set(CMAKE_ASM${ASM_DIALECT}_COMPILE_OPTIONS_MSVC_RUNTIME_LIBRARY_MultiThreaded "")
set(CMAKE_ASM${ASM_DIALECT}_COMPILE_OPTIONS_MSVC_RUNTIME_LIBRARY_MultiThreadedDLL "")
set(CMAKE_ASM${ASM_DIALECT}_COMPILE_OPTIONS_MSVC_RUNTIME_LIBRARY_MultiThreadedDebug "")
set(CMAKE_ASM${ASM_DIALECT}_COMPILE_OPTIONS_MSVC_RUNTIME_LIBRARY_MultiThreadedDebugDLL "")
include(CMakeASMInformation)
set(ASM_DIALECT)

12
third_party/context/cmake/CMakeDetermineASM_ARMASMCompiler.cmake vendored Normal file
View File

@ -0,0 +1,12 @@
# Find the armasm assembler, armasm or armasm64
set(ASM_DIALECT "_ARMASM")
# If we are using the 64bit cl compiler, assume we also want the 64bit assembler
if (";${CMAKE_VS_PLATFORM_NAME};${MSVC_C_ARCHITECTURE_ID};${MSVC_CXX_ARCHITECTURE_ID};" MATCHES ";ARM64;")
set(CMAKE_ASM${ASM_DIALECT}_COMPILER_INIT armasm64)
else ()
set(CMAKE_ASM${ASM_DIALECT}_COMPILER_INIT armasm)
endif ()
include(CMakeDetermineASMCompiler)
set(ASM_DIALECT)

13
third_party/context/cmake/CMakeTestASM_ARMASMCompiler.cmake vendored Normal file
View File

@ -0,0 +1,13 @@
# Distributed under the OSI-approved BSD 3-Clause License. See accompanying
# file Copyright.txt or https://cmake.org/licensing for details.
# This file is used by EnableLanguage in cmGlobalGenerator to
# determine that the selected ASM_MASM "compiler" (should be masm or masm64)
# works. For assembler this can only check whether the compiler has been found,
# because otherwise there would have to be a separate assembler source file
# for each assembler on every architecture.
set(ASM_DIALECT "_ARMASM")
include(CMakeTestASMCompiler)
set(ASM_DIALECT)

26
third_party/context/include/nova/context/asan.h vendored Normal file
View File

@ -0,0 +1,26 @@
/*
* Nova-Context
* This file is part of the Nova-Context library source code.
* Copyright (c) 2023 - The Nova Project
*/
#ifndef NOVA_CONTEXT_ASAN_H
#define NOVA_CONTEXT_ASAN_H
#if defined(__SANITIZE_ADDRESS__) || __has_feature(address_sanitizer)
#define NOVA_CONTEXT_ASAN
#ifdef __cplusplus
extern "C" {
#endif
void __sanitizer_start_switch_fiber(void **fake_stack_save, const void *bottom, size_t size);
void __sanitizer_finish_switch_fiber(void *fake_stack_save, const void **bottom_old, size_t *size_old);
#ifdef __cplusplus
}
#endif
#endif
#endif //NOVA_CONTEXT_ASAN_H

34
third_party/context/include/nova/context/config.h vendored Normal file
View File

@ -0,0 +1,34 @@
/*
* Nova-Context
* This file is part of the Nova-Context library source code.
* Copyright (c) 2023 - The Nova Project
*/
#ifndef NOVA_CONTEXT_CONFIG_H
#define NOVA_CONTEXT_CONFIG_H
#ifndef NOVA_CONTEXT_STATIC
#ifdef nova_context_EXPORTS
#if defined(_MSC_VER) || defined(__MINGW32__)
#define NOVA_CONTEXT_API __declspec(dllexport)
#else
#define NOVA_CONTEXT_API __attribute__((__visibility__("default")))
#endif
#elif defined(_MSC_VER)
#define NOVA_CONTEXT_API __declspec(dllimport)
#endif
#else
#define NOVA_CONTEXT_API
#endif
#if (defined(i386) || defined(__i386__) || defined(__i386) || \
defined(__i486__) || defined(__i586__) || defined(__i686__) || \
defined(__X86__) || defined(_X86_) || defined(__THW_INTEL__) || \
defined(__I86__) || defined(__INTEL__) || defined(__IA32__) || \
defined(_M_IX86) || defined(_I86_)) && defined(BOOST_WINDOWS)
#define NOVA_CONTEXT_CALLDECL __cdecl
#else
#define NOVA_CONTEXT_CALLDECL
#endif
#endif //NOVA_CONTEXT_CONFIG_H

42
third_party/context/include/nova/context/fcontext.h vendored Normal file
View File

@ -0,0 +1,42 @@
/*
* Nova-Context
* This file is part of the Nova-Context library source code.
* Copyright (c) 2023 - The Nova Project
*/
#ifndef NOVA_CONTEXT_FCONTEXT_H
#define NOVA_CONTEXT_FCONTEXT_H
#include <stdint.h>
#include <stddef.h>
#include "config.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef void *fcontext_t;
typedef struct fcontext_transfer
{
fcontext_t fctx;
void *data;
} fcontext_transfer_t;
NOVA_CONTEXT_API
fcontext_t NOVA_CONTEXT_CALLDECL
make_fcontext(void *sp, size_t size, void (*fn)(fcontext_transfer_t));
NOVA_CONTEXT_API
fcontext_transfer_t NOVA_CONTEXT_CALLDECL
jump_fcontext(fcontext_t const to, void *vp);
NOVA_CONTEXT_API
fcontext_transfer_t NOVA_CONTEXT_CALLDECL
ontop_fcontext(fcontext_t const to, void *vp, fcontext_transfer_t (*fn)(fcontext_transfer_t));
#ifdef __cplusplus
}
#endif
#endif //NOVA_CONTEXT_FCONTEXT_H

28
third_party/context/include/nova/context/tsan.h vendored Normal file
View File

@ -0,0 +1,28 @@
/*
* Nova-Context
* This file is part of the Nova-Context library source code.
* Copyright (c) 2023 - The Nova Project
*/
#ifndef NOVA_CONTEXT_TSAN_H
#define NOVA_CONTEXT_TSAN_H
#if defined(__SANITIZER_THREAD__) || __has_feature(thread_sanitizer)
#define NOVA_CONTEXT_TSAN
#ifdef __cplusplus
extern "C" {
#endif
void *__tsan_get_current_fiber(void);
void *__tsan_create_fiber(unsigned flags);
void __tsan_destroy_fiber(void *fiber);
void __tsan_switch_to_fiber(void *fiber, unsigned flags);
#ifdef __cplusplus
}
#endif
#endif
#endif //NOVA_CONTEXT_TSAN_H

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/*
Copyright Edward Nevill + Oliver Kowalke 2015
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ------------------------------------------------- *
* | 0x0 | 0x4 | 0x8 | 0xc | 0x10| 0x14| 0x18| 0x1c| *
* ------------------------------------------------- *
* | d8 | d9 | d10 | d11 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 0x20| 0x24| 0x28| 0x2c| 0x30| 0x34| 0x38| 0x3c| *
* ------------------------------------------------- *
* | d12 | d13 | d14 | d15 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 0x40| 0x44| 0x48| 0x4c| 0x50| 0x54| 0x58| 0x5c| *
* ------------------------------------------------- *
* | x19 | x20 | x21 | x22 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 0x60| 0x64| 0x68| 0x6c| 0x70| 0x74| 0x78| 0x7c| *
* ------------------------------------------------- *
* | x23 | x24 | x25 | x26 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
* ------------------------------------------------- *
* | 0x80| 0x84| 0x88| 0x8c| 0x90| 0x94| 0x98| 0x9c| *
* ------------------------------------------------- *
* | x27 | x28 | FP | LR | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 40 | 41 | 42 | 43 | | | *
* ------------------------------------------------- *
* | 0xa0| 0xa4| 0xa8| 0xac| | | *
* ------------------------------------------------- *
* | PC | align | | | *
* ------------------------------------------------- *
* *
*******************************************************/
.file "jump_arm64_aapcs_elf_gas.S"
.text
.align 2
.global jump_fcontext
.type jump_fcontext, %function
jump_fcontext:
# prepare stack for GP + FPU
sub sp, sp, #0xb0
# save d8 - d15
stp d8, d9, [sp, #0x00]
stp d10, d11, [sp, #0x10]
stp d12, d13, [sp, #0x20]
stp d14, d15, [sp, #0x30]
# save x19-x30
stp x19, x20, [sp, #0x40]
stp x21, x22, [sp, #0x50]
stp x23, x24, [sp, #0x60]
stp x25, x26, [sp, #0x70]
stp x27, x28, [sp, #0x80]
stp x29, x30, [sp, #0x90]
# save LR as PC
str x30, [sp, #0xa0]
# store RSP (pointing to context-data) in X0
mov x4, sp
# restore RSP (pointing to context-data) from X1
mov sp, x0
# load d8 - d15
ldp d8, d9, [sp, #0x00]
ldp d10, d11, [sp, #0x10]
ldp d12, d13, [sp, #0x20]
ldp d14, d15, [sp, #0x30]
# load x19-x30
ldp x19, x20, [sp, #0x40]
ldp x21, x22, [sp, #0x50]
ldp x23, x24, [sp, #0x60]
ldp x25, x26, [sp, #0x70]
ldp x27, x28, [sp, #0x80]
ldp x29, x30, [sp, #0x90]
# return transfer_t from jump
# pass transfer_t as first arg in context function
# X0 == FCTX, X1 == DATA
mov x0, x4
# load pc
ldr x4, [sp, #0xa0]
# restore stack from GP + FPU
add sp, sp, #0xb0
ret x4
.size jump_fcontext,.-jump_fcontext
# Mark that we don't need executable stack.
.section .note.GNU-stack,"",%progbits

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/*
Copyright Edward Nevill + Oliver Kowalke 2015
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ------------------------------------------------- *
* | 0x0 | 0x4 | 0x8 | 0xc | 0x10| 0x14| 0x18| 0x1c| *
* ------------------------------------------------- *
* | d8 | d9 | d10 | d11 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 0x20| 0x24| 0x28| 0x2c| 0x30| 0x34| 0x38| 0x3c| *
* ------------------------------------------------- *
* | d12 | d13 | d14 | d15 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 0x40| 0x44| 0x48| 0x4c| 0x50| 0x54| 0x58| 0x5c| *
* ------------------------------------------------- *
* | x19 | x20 | x21 | x22 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 0x60| 0x64| 0x68| 0x6c| 0x70| 0x74| 0x78| 0x7c| *
* ------------------------------------------------- *
* | x23 | x24 | x25 | x26 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
* ------------------------------------------------- *
* | 0x80| 0x84| 0x88| 0x8c| 0x90| 0x94| 0x98| 0x9c| *
* ------------------------------------------------- *
* | x27 | x28 | FP | LR | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 40 | 41 | 42 | 43 | | | *
* ------------------------------------------------- *
* | 0xa0| 0xa4| 0xa8| 0xac| | | *
* ------------------------------------------------- *
* | PC | align | | | *
* ------------------------------------------------- *
* *
*******************************************************/
.text
.globl _jump_fcontext
.balign 16
_jump_fcontext:
; prepare stack for GP + FPU
sub sp, sp, #0xb0
; save d8 - d15
stp d8, d9, [sp, #0x00]
stp d10, d11, [sp, #0x10]
stp d12, d13, [sp, #0x20]
stp d14, d15, [sp, #0x30]
; save x19-x30
stp x19, x20, [sp, #0x40]
stp x21, x22, [sp, #0x50]
stp x23, x24, [sp, #0x60]
stp x25, x26, [sp, #0x70]
stp x27, x28, [sp, #0x80]
stp fp, lr, [sp, #0x90]
; save LR as PC
str lr, [sp, #0xa0]
; store RSP (pointing to context-data) in X0
mov x4, sp
; restore RSP (pointing to context-data) from X1
mov sp, x0
; load d8 - d15
ldp d8, d9, [sp, #0x00]
ldp d10, d11, [sp, #0x10]
ldp d12, d13, [sp, #0x20]
ldp d14, d15, [sp, #0x30]
; load x19-x30
ldp x19, x20, [sp, #0x40]
ldp x21, x22, [sp, #0x50]
ldp x23, x24, [sp, #0x60]
ldp x25, x26, [sp, #0x70]
ldp x27, x28, [sp, #0x80]
ldp fp, lr, [sp, #0x90]
; return transfer_t from jump
; pass transfer_t as first arg in context function
; X0 == FCTX, X1 == DATA
mov x0, x4
; load pc
ldr x4, [sp, #0xa0]
; restore stack from GP + FPU
add sp, sp, #0xb0
ret x4

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; Copyright Edward Nevill + Oliver Kowalke 2015
; Distributed under the Boost Software License, Version 1.0.
; (See accompanying file LICENSE_1_0.txt or copy at
; http://www.boost.org/LICENSE_1_0.txt)
;*******************************************************
;* *
;* ------------------------------------------------- *
;* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
;* ------------------------------------------------- *
;* | 0x0 | 0x4 | 0x8 | 0xc | 0x10| 0x14| 0x18| 0x1c| *
;* ------------------------------------------------- *
;* | d8 | d9 | d10 | d11 | *
;* ------------------------------------------------- *
;* ------------------------------------------------- *
;* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
;* ------------------------------------------------- *
;* | 0x20| 0x24| 0x28| 0x2c| 0x30| 0x34| 0x38| 0x3c| *
;* ------------------------------------------------- *
;* | d12 | d13 | d14 | d15 | *
;* ------------------------------------------------- *
;* ------------------------------------------------- *
;* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
;* ------------------------------------------------- *
;* | 0x40| 0x44| 0x48| 0x4c| 0x50| 0x54| 0x58| 0x5c| *
;* ------------------------------------------------- *
;* | x19 | x20 | x21 | x22 | *
;* ------------------------------------------------- *
;* ------------------------------------------------- *
;* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
;* ------------------------------------------------- *
;* | 0x60| 0x64| 0x68| 0x6c| 0x70| 0x74| 0x78| 0x7c| *
;* ------------------------------------------------- *
;* | x23 | x24 | x25 | x26 | *
;* ------------------------------------------------- *
;* ------------------------------------------------- *
;* | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
;* ------------------------------------------------- *
;* | 0x80| 0x84| 0x88| 0x8c| 0x90| 0x94| 0x98| 0x9c| *
;* ------------------------------------------------- *
;* | x27 | x28 | FP | LR | *
;* ------------------------------------------------- *
;* ------------------------------------------------- *
;* | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | *
;* ------------------------------------------------- *
;* | 0xa0| 0xa4| 0xa8| 0xac| 0xb0| 0xb4| 0xb8| 0xbc| *
;* ------------------------------------------------- *
;* | fiber data| base | limit | dealloc | *
;* ------------------------------------------------- *
;* ------------------------------------------------- *
;* | 48 | 49 | 50 | 51 | | | *
;* ------------------------------------------------- *
;* | 0xc0| 0xc4| 0xc8| 0xcc| | | *
;* ------------------------------------------------- *
;* | PC | align | | | *
;* ------------------------------------------------- *
;* *
;*******************************************************
AREA |.text|, CODE, READONLY, ALIGN=4, CODEALIGN
EXPORT jump_fcontext
jump_fcontext proc
; prepare stack for GP + FPU
sub sp, sp, #0xd0
; save d8 - d15
stp d8, d9, [sp, #0x00]
stp d10, d11, [sp, #0x10]
stp d12, d13, [sp, #0x20]
stp d14, d15, [sp, #0x30]
; save x19-x30
stp x19, x20, [sp, #0x40]
stp x21, x22, [sp, #0x50]
stp x23, x24, [sp, #0x60]
stp x25, x26, [sp, #0x70]
stp x27, x28, [sp, #0x80]
stp x29, x30, [sp, #0x90]
; save LR as PC
str x30, [sp, #0xc0]
; save current stack base and limit
ldp x5, x6, [x18, #0x08] ; TeStackBase and TeStackLimit at ksarm64.h
stp x5, x6, [sp, #0xa0]
; save current fiber data and deallocation stack
ldr x5, [x18, #0x1478] ; TeDeallocationStack at ksarm64.h
ldr x6, [x18, #0x20] ; TeFiberData at ksarm64.h
stp x5, x6, [sp, #0xb0]
; store RSP (pointing to context-data) in X0
mov x4, sp
; restore RSP (pointing to context-data) from X1
mov sp, x0
; restore stack base and limit
ldp x5, x6, [sp, #0xa0]
stp x5, x6, [x18, #0x08] ; TeStackBase and TeStackLimit at ksarm64.h
; restore fiber data and deallocation stack
ldp x5, x6, [sp, #0xb0]
str x5, [x18, #0x1478] ; TeDeallocationStack at ksarm64.h
str x6, [x18, #0x20] ; TeFiberData at ksarm64.h
; load d8 - d15
ldp d8, d9, [sp, #0x00]
ldp d10, d11, [sp, #0x10]
ldp d12, d13, [sp, #0x20]
ldp d14, d15, [sp, #0x30]
; load x19-x30
ldp x19, x20, [sp, #0x40]
ldp x21, x22, [sp, #0x50]
ldp x23, x24, [sp, #0x60]
ldp x25, x26, [sp, #0x70]
ldp x27, x28, [sp, #0x80]
ldp x29, x30, [sp, #0x90]
; return transfer_t from jump
; pass transfer_t as first arg in context function
; X0 == FCTX, X1 == DATA
mov x0, x4
; load pc
ldr x4, [sp, #0xc0]
; restore stack from GP + FPU
add sp, sp, #0xd0
ret x4
ENDP
END

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/*
Copyright Oliver Kowalke 2009.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ------------------------------------------------- *
* | 0x0 | 0x4 | 0x8 | 0xc | 0x10| 0x14| 0x18| 0x1c| *
* ------------------------------------------------- *
* | s16 | s17 | s18 | s19 | s20 | s21 | s22 | s23 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 0x20| 0x24| 0x28| 0x2c| 0x30| 0x34| 0x38| 0x3c| *
* ------------------------------------------------- *
* | s24 | s25 | s26 | s27 | s28 | s29 | s30 | s31 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 0x40| 0x44| 0x48| 0x4c| 0x50| 0x54| 0x58| 0x5c| *
* ------------------------------------------------- *
* |hiddn| v1 | v2 | v3 | v4 | v5 | v6 | v7 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 0x60| 0x64| 0x68| 0x6c| 0x70| 0x74| 0x78| 0x7c| *
* ------------------------------------------------- *
* | v8 | lr | pc | FCTX| DATA| | *
* ------------------------------------------------- *
* *
*******************************************************/
.file "jump_arm_aapcs_elf_gas.S"
.text
.globl jump_fcontext
.align 2
.type jump_fcontext,%function
.syntax unified
jump_fcontext:
@ save LR as PC
push {lr}
@ save hidden,V1-V8,LR
push {a1,v1-v8,lr}
@ prepare stack for FPU
sub sp, sp, #64
#if (defined(__VFP_FP__) && !defined(__SOFTFP__))
@ save S16-S31
vstmia sp, {d8-d15}
#endif
@ store RSP (pointing to context-data) in A1
mov a1, sp
@ restore RSP (pointing to context-data) from A2
mov sp, a2
#if (defined(__VFP_FP__) && !defined(__SOFTFP__))
@ restore S16-S31
vldmia sp, {d8-d15}
#endif
@ prepare stack for FPU
add sp, sp, #64
@ restore hidden,V1-V8,LR
pop {a4,v1-v8,lr}
@ return transfer_t from jump
str a1, [a4, #0]
str a3, [a4, #4]
@ pass transfer_t as first arg in context function
@ A1 == FCTX, A2 == DATA
mov a2, a3
@ restore PC
pop {pc}
.size jump_fcontext,.-jump_fcontext
@ Mark that we don't need executable stack.
.section .note.GNU-stack,"",%progbits

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/*
Copyright Oliver Kowalke 2009.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ------------------------------------------------- *
* | 0x0 | 0x4 | 0x8 | 0xc | 0x10| 0x14| 0x18| 0x1c| *
* ------------------------------------------------- *
* | s16 | s17 | s18 | s19 | s20 | s21 | s22 | s23 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 0x20| 0x24| 0x28| 0x2c| 0x30| 0x34| 0x38| 0x3c| *
* ------------------------------------------------- *
* | s24 | s25 | s26 | s27 | s28 | s29 | s30 | s31 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 0x0 | 0x4 | 0x8 | 0xc | 0x10| 0x14| 0x18| 0x1c| *
* ------------------------------------------------- *
* | sjlj|hiddn| v1 | v2 | v3 | v4 | v5 | v6 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 0x20| 0x24| 0x28| 0x2c| 0x30| 0x34| 0x38| 0x3c| *
* ------------------------------------------------- *
* | v7 | v8 | lr | pc | FCTX| DATA| | *
* ------------------------------------------------- *
* *
*******************************************************/
.text
.globl _jump_fcontext
.align 2
_jump_fcontext:
@ save LR as PC
push {lr}
@ save hidden,V1-V8,LR
push {a1,v1-v8,lr}
@ locate TLS to save/restore SjLj handler
mrc p15, 0, v2, c13, c0, #3
bic v2, v2, #3
@ load TLS[__PTK_LIBC_DYLD_Unwind_SjLj_Key]
ldr v1, [v2, #72]
@ save SjLj handler
push {v1}
@ prepare stack for FPU
sub sp, sp, #64
#if (defined(__VFP_FP__) && !defined(__SOFTFP__))
@ save S16-S31
vstmia sp, {d8-d15}
#endif
@ store RSP (pointing to context-data) in A1
mov a1, sp
@ restore RSP (pointing to context-data) from A2
mov sp, a2
#if (defined(__VFP_FP__) && !defined(__SOFTFP__))
@ restore S16-S31
vldmia sp, {d8-d15}
#endif
@ prepare stack for FPU
add sp, sp, #64
@ r#estore SjLj handler
pop {v1}
@ store SjLj handler in TLS
str v1, [v2, #72]
@ restore hidden,V1-V8,LR
pop {a4,v1-v8,lr}
@ return transfer_t from jump
str a1, [a4, #0]
str a3, [a4, #4]
@ pass transfer_t as first arg in context function
@ A1 == FCTX, A2 == DATA
mov a2, a3
@ restore PC
pop {pc}

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;/*
; Copyright Oliver Kowalke 2009.
; Distributed under the Boost Software License, Version 1.0.
; (See accompanying file LICENSE_1_0.txt or copy at
; http://www.boost.org/LICENSE_1_0.txt)
;*/
; *******************************************************
; * *
; * ------------------------------------------------- *
; * | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
; * ------------------------------------------------- *
; * | 0x0 | 0x4 | 0x8 | 0xc | 0x10| 0x14| 0x18| 0x1c| *
; * ------------------------------------------------- *
; * |deall|limit| base|hiddn| v1 | v2 | v3 | v4 | *
; * ------------------------------------------------- *
; * ------------------------------------------------- *
; * | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
; * ------------------------------------------------- *
; * | 0x20| 0x24| 0x28| 0x2c| 0x30| 0x34| 0x38| 0x3c| *
; * ------------------------------------------------- *
; * | v5 | v6 | v7 | v8 | lr | pc | FCTX| DATA| *
; * ------------------------------------------------- *
; * *
; *******************************************************
AREA |.text|, CODE
ALIGN 4
EXPORT jump_fcontext
jump_fcontext PROC
; save LR as PC
push {lr}
; save hidden,V1-V8,LR
push {a1,v1-v8,lr}
; load TIB to save/restore thread size and limit.
; we do not need preserve CPU flag and can use it's arg register
mrc p15, #0, v1, c13, c0, #2
; save current stack base
ldr a5, [v1, #0x04]
push {a5}
; save current stack limit
ldr a5, [v1, #0x08]
push {a5}
; save current deallocation stack
ldr a5, [v1, #0xe0c]
push {a5}
; store RSP (pointing to context-data) in A1
mov a1, sp
; restore RSP (pointing to context-data) from A2
mov sp, a2
; restore deallocation stack
pop {a5}
str a5, [v1, #0xe0c]
; restore stack limit
pop {a5}
str a5, [v1, #0x08]
; restore stack base
pop {a5}
str a5, [v1, #0x04]
; restore hidden,V1-V8,LR
pop {a4,v1-v8,lr}
; return transfer_t from jump
str a1, [a4, #0]
str a3, [a4, #4]
; pass transfer_t as first arg in context function
; A1 == FCTX, A2 == DATA
mov a2, a3
; restore PC
pop {pc}
ENDP
END

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/*
Copyright Sergue E. Leontiev 2013.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
// Stub file for universal binary
#if defined(__i386__)
#include "jump_i386_sysv_macho_gas.S"
#elif defined(__x86_64__)
#include "jump_x86_64_sysv_macho_gas.S"
#elif defined(__ppc__)
#include "jump_ppc32_sysv_macho_gas.S"
#elif defined(__ppc64__)
#include "jump_ppc64_sysv_macho_gas.S"
#elif defined(__arm__)
#include "jump_arm_aapcs_macho_gas.S"
#elif defined(__arm64__)
#include "jump_arm64_aapcs_macho_gas.S"
#else
#error "No arch's"
#endif

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/*
Copyright Oliver Kowalke 2009.
Copyright Thomas Sailer 2013.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*************************************************************************************
* --------------------------------------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* --------------------------------------------------------------------------------- *
* | 0h | 04h | 08h | 0ch | 010h | 014h | 018h | 01ch | *
* --------------------------------------------------------------------------------- *
* | fc_mxcsr|fc_x87_cw| fc_strg |fc_deallo| limit | base | fc_seh | EDI | *
* --------------------------------------------------------------------------------- *
* --------------------------------------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* --------------------------------------------------------------------------------- *
* | 020h | 024h | 028h | 02ch | 030h | 034h | 038h | 03ch | *
* --------------------------------------------------------------------------------- *
* | ESI | EBX | EBP | EIP | to | data | EH NXT |SEH HNDLR| *
* --------------------------------------------------------------------------------- *
**************************************************************************************/
.file "jump_i386_ms_pe_clang_gas.S"
.text
.p2align 4,,15
/* mark as using no unregistered SEH handlers */
.globl @feat.00
.def @feat.00; .scl 3; .type 0; .endef
.set @feat.00, 1
.globl _jump_fcontext
.def _jump_fcontext; .scl 2; .type 32; .endef
_jump_fcontext:
/* prepare stack */
leal -0x2c(%esp), %esp
#if !defined(BOOST_USE_TSX)
/* save MMX control- and status-word */
stmxcsr (%esp)
/* save x87 control-word */
fnstcw 0x4(%esp)
#endif
/* load NT_TIB */
movl %fs:(0x18), %edx
/* load fiber local storage */
movl 0x10(%edx), %eax
movl %eax, 0x8(%esp)
/* load current dealloction stack */
movl 0xe0c(%edx), %eax
movl %eax, 0xc(%esp)
/* load current stack limit */
movl 0x8(%edx), %eax
movl %eax, 0x10(%esp)
/* load current stack base */
movl 0x4(%edx), %eax
movl %eax, 0x14(%esp)
/* load current SEH exception list */
movl (%edx), %eax
movl %eax, 0x18(%esp)
movl %edi, 0x1c(%esp) /* save EDI */
movl %esi, 0x20(%esp) /* save ESI */
movl %ebx, 0x24(%esp) /* save EBX */
movl %ebp, 0x28(%esp) /* save EBP */
/* store ESP (pointing to context-data) in EAX */
movl %esp, %eax
/* firstarg of jump_fcontext() == fcontext to jump to */
movl 0x30(%esp), %ecx
/* restore ESP (pointing to context-data) from ECX */
movl %ecx, %esp
#if !defined(BOOST_USE_TSX)
/* restore MMX control- and status-word */
ldmxcsr (%esp)
/* restore x87 control-word */
fldcw 0x4(%esp)
#endif
/* restore NT_TIB into EDX */
movl %fs:(0x18), %edx
/* restore fiber local storage */
movl 0x8(%esp), %ecx
movl %ecx, 0x10(%edx)
/* restore current deallocation stack */
movl 0xc(%esp), %ecx
movl %ecx, 0xe0c(%edx)
/* restore current stack limit */
movl 0x10(%esp), %ecx
movl %ecx, 0x8(%edx)
/* restore current stack base */
movl 0x14(%esp), %ecx
movl %ecx, 0x4(%edx)
/* restore current SEH exception list */
movl 0x18(%esp), %ecx
movl %ecx, (%edx)
movl 0x2c(%esp), %ecx /* restore EIP */
movl 0x1c(%esp), %edi /* restore EDI */
movl 0x20(%esp), %esi /* restore ESI */
movl 0x24(%esp), %ebx /* restore EBX */
movl 0x28(%esp), %ebp /* restore EBP */
/* prepare stack */
leal 0x30(%esp), %esp
/* return transfer_t */
/* FCTX == EAX, DATA == EDX */
movl 0x34(%eax), %edx
/* jump to context */
jmp *%ecx
.section .drectve
.ascii " -export:\"_jump_fcontext\""

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/*
Copyright Oliver Kowalke 2009.
Copyright Thomas Sailer 2013.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*************************************************************************************
* --------------------------------------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* --------------------------------------------------------------------------------- *
* | 0h | 04h | 08h | 0ch | 010h | 014h | 018h | 01ch | *
* --------------------------------------------------------------------------------- *
* | fc_mxcsr|fc_x87_cw| fc_strg |fc_deallo| limit | base | fc_seh | EDI | *
* --------------------------------------------------------------------------------- *
* --------------------------------------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* --------------------------------------------------------------------------------- *
* | 020h | 024h | 028h | 02ch | 030h | 034h | 038h | 03ch | *
* --------------------------------------------------------------------------------- *
* | ESI | EBX | EBP | EIP | to | data | EH NXT |SEH HNDLR| *
* --------------------------------------------------------------------------------- *
**************************************************************************************/
.file "jump_i386_ms_pe_gas.asm"
.text
.p2align 4,,15
/* mark as using no unregistered SEH handlers */
.globl @feat.00
.def @feat.00; .scl 3; .type 0; .endef
.set @feat.00, 1
.globl _jump_fcontext
.def _jump_fcontext; .scl 2; .type 32; .endef
_jump_fcontext:
/* prepare stack */
leal -0x2c(%esp), %esp
#if !defined(BOOST_USE_TSX)
/* save MMX control- and status-word */
stmxcsr (%esp)
/* save x87 control-word */
fnstcw 0x4(%esp)
#endif
/* load NT_TIB */
movl %fs:(0x18), %edx
/* load fiber local storage */
movl 0x10(%edx), %eax
movl %eax, 0x8(%esp)
/* load current dealloction stack */
movl 0xe0c(%edx), %eax
movl %eax, 0xc(%esp)
/* load current stack limit */
movl 0x8(%edx), %eax
movl %eax, 0x10(%esp)
/* load current stack base */
movl 0x4(%edx), %eax
movl %eax, 0x14(%esp)
/* load current SEH exception list */
movl (%edx), %eax
movl %eax, 0x18(%esp)
movl %edi, 0x1c(%esp) /* save EDI */
movl %esi, 0x20(%esp) /* save ESI */
movl %ebx, 0x24(%esp) /* save EBX */
movl %ebp, 0x28(%esp) /* save EBP */
/* store ESP (pointing to context-data) in EAX */
movl %esp, %eax
/* firstarg of jump_fcontext() == fcontext to jump to */
movl 0x30(%esp), %ecx
/* restore ESP (pointing to context-data) from ECX */
movl %ecx, %esp
#if !defined(BOOST_USE_TSX)
/* restore MMX control- and status-word */
ldmxcsr (%esp)
/* restore x87 control-word */
fldcw 0x4(%esp)
#endif
/* restore NT_TIB into EDX */
movl %fs:(0x18), %edx
/* restore fiber local storage */
movl 0x8(%esp), %ecx
movl %ecx, 0x10(%edx)
/* restore current deallocation stack */
movl 0xc(%esp), %ecx
movl %ecx, 0xe0c(%edx)
/* restore current stack limit */
movl 0x10(%esp), %ecx
movl %ecx, 0x8(%edx)
/* restore current stack base */
movl 0x14(%esp), %ecx
movl %ecx, 0x4(%edx)
/* restore current SEH exception list */
movl 0x18(%esp), %ecx
movl %ecx, (%edx)
movl 0x2c(%esp), %ecx /* restore EIP */
movl 0x1c(%esp), %edi /* restore EDI */
movl 0x20(%esp), %esi /* restore ESI */
movl 0x24(%esp), %ebx /* restore EBX */
movl 0x28(%esp), %ebp /* restore EBP */
/* prepare stack */
leal 0x30(%esp), %esp
/* return transfer_t */
/* FCTX == EAX, DATA == EDX */
movl 0x34(%eax), %edx
/* jump to context */
jmp *%ecx
.section .drectve
.ascii " -export:\"jump_fcontext\""

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; Copyright Oliver Kowalke 2009.
; Distributed under the Boost Software License, Version 1.0.
; (See accompanying file LICENSE_1_0.txt or copy at
; http://www.boost.org/LICENSE_1_0.txt)
; ---------------------------------------------------------------------------------
; | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
; ---------------------------------------------------------------------------------
; | 0h | 04h | 08h | 0ch | 010h | 014h | 018h | 01ch |
; ---------------------------------------------------------------------------------
; | fc_mxcsr|fc_x87_cw| fc_strg |fc_deallo| limit | base | fc_seh | EDI |
; ---------------------------------------------------------------------------------
; ---------------------------------------------------------------------------------
; | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 |
; ---------------------------------------------------------------------------------
; | 020h | 024h | 028h | 02ch | 030h | 034h | 038h | 03ch |
; ---------------------------------------------------------------------------------
; | ESI | EBX | EBP | EIP | to | data | EH NXT |SEH HNDLR|
; ---------------------------------------------------------------------------------
.386
.XMM
.model flat, c
.code
jump_fcontext PROC BOOST_CONTEXT_EXPORT
; prepare stack
lea esp, [esp-02ch]
IFNDEF BOOST_USE_TSX
; save MMX control- and status-word
stmxcsr [esp]
; save x87 control-word
fnstcw [esp+04h]
ENDIF
assume fs:nothing
; load NT_TIB into ECX
mov edx, fs:[018h]
assume fs:error
; load fiber local storage
mov eax, [edx+010h]
mov [esp+08h], eax
; load current deallocation stack
mov eax, [edx+0e0ch]
mov [esp+0ch], eax
; load current stack limit
mov eax, [edx+08h]
mov [esp+010h], eax
; load current stack base
mov eax, [edx+04h]
mov [esp+014h], eax
; load current SEH exception list
mov eax, [edx]
mov [esp+018h], eax
mov [esp+01ch], edi ; save EDI
mov [esp+020h], esi ; save ESI
mov [esp+024h], ebx ; save EBX
mov [esp+028h], ebp ; save EBP
; store ESP (pointing to context-data) in EAX
mov eax, esp
; firstarg of jump_fcontext() == fcontext to jump to
mov ecx, [esp+030h]
; restore ESP (pointing to context-data) from ECX
mov esp, ecx
IFNDEF BOOST_USE_TSX
; restore MMX control- and status-word
ldmxcsr [esp]
; restore x87 control-word
fldcw [esp+04h]
ENDIF
assume fs:nothing
; load NT_TIB into EDX
mov edx, fs:[018h]
assume fs:error
; restore fiber local storage
mov ecx, [esp+08h]
mov [edx+010h], ecx
; restore current deallocation stack
mov ecx, [esp+0ch]
mov [edx+0e0ch], ecx
; restore current stack limit
mov ecx, [esp+010h]
mov [edx+08h], ecx
; restore current stack base
mov ecx, [esp+014h]
mov [edx+04h], ecx
; restore current SEH exception list
mov ecx, [esp+018h]
mov [edx], ecx
mov ecx, [esp+02ch] ; restore EIP
mov edi, [esp+01ch] ; restore EDI
mov esi, [esp+020h] ; restore ESI
mov ebx, [esp+024h] ; restore EBX
mov ebp, [esp+028h] ; restore EBP
; prepare stack
lea esp, [esp+030h]
; return transfer_t
; FCTX == EAX, DATA == EDX
mov edx, [eax+034h]
; jump to context
jmp ecx
jump_fcontext ENDP
END

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/*
Copyright Oliver Kowalke 2009.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/****************************************************************************************
* *
* ---------------------------------------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ---------------------------------------------------------------------------------- *
* | 0x0 | 0x4 | 0x8 | 0xc | 0x10 | 0x14 | 0x18 | 0x1c | *
* ---------------------------------------------------------------------------------- *
* | fc_mxcsr|fc_x87_cw| guard | EDI | ESI | EBX | EBP | EIP | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ---------------------------------------------------------------------------------- *
* | 0x20 | 0x24 | 0x28 | | *
* ---------------------------------------------------------------------------------- *
* | hidden | to | data | | *
* ---------------------------------------------------------------------------------- *
* *
****************************************************************************************/
.file "jump_i386_sysv_elf_gas.S"
.text
.globl jump_fcontext
.align 2
.type jump_fcontext,@function
jump_fcontext:
leal -0x1c(%esp), %esp /* prepare stack */
#if !defined(BOOST_USE_TSX)
stmxcsr (%esp) /* save MMX control- and status-word */
fnstcw 0x4(%esp) /* save x87 control-word */
#endif
#if defined(BOOST_CONTEXT_TLS_STACK_PROTECTOR)
movl %gs:0x14, %ecx /* read stack guard from TLS record */
movl %ecx, 0x8(%esp) /* save stack guard */
#endif
movl %edi, 0xc(%esp) /* save EDI */
movl %esi, 0x10(%esp) /* save ESI */
movl %ebx, 0x14(%esp) /* save EBX */
movl %ebp, 0x18(%esp) /* save EBP */
/* store ESP (pointing to context-data) in ECX */
movl %esp, %ecx
/* first arg of jump_fcontext() == fcontext to jump to */
movl 0x24(%esp), %eax
/* second arg of jump_fcontext() == data to be transferred */
movl 0x28(%esp), %edx
/* restore ESP (pointing to context-data) from EAX */
movl %eax, %esp
/* address of returned transport_t */
movl 0x20(%esp), %eax
/* return parent fcontext_t */
movl %ecx, (%eax)
/* return data */
movl %edx, 0x4(%eax)
movl 0x1c(%esp), %ecx /* restore EIP */
#if !defined(BOOST_USE_TSX)
ldmxcsr (%esp) /* restore MMX control- and status-word */
fldcw 0x4(%esp) /* restore x87 control-word */
#endif
#if defined(BOOST_CONTEXT_TLS_STACK_PROTECTOR)
movl 0x8(%esp), %edx /* load stack guard */
movl %edx, %gs:0x14 /* restore stack guard to TLS record */
#endif
movl 0xc(%esp), %edi /* restore EDI */
movl 0x10(%esp), %esi /* restore ESI */
movl 0x14(%esp), %ebx /* restore EBX */
movl 0x18(%esp), %ebp /* restore EBP */
leal 0x24(%esp), %esp /* prepare stack */
/* jump to context */
jmp *%ecx
.size jump_fcontext,.-jump_fcontext
/* Mark that we don't need executable stack. */
.section .note.GNU-stack,"",%progbits

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/*
Copyright Oliver Kowalke 2009.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/****************************************************************************************
* *
* ---------------------------------------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ---------------------------------------------------------------------------------- *
* | 0x0 | 0x4 | 0x8 | 0xc | 0x10 | 0x14 | 0x18 | 0x1c | *
* ---------------------------------------------------------------------------------- *
* | fc_mxcsr|fc_x87_cw| EDI | ESI | EBX | EBP | EIP | to | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ---------------------------------------------------------------------------------- *
* | 0x20 | | *
* ---------------------------------------------------------------------------------- *
* | data | | *
* ---------------------------------------------------------------------------------- *
* *
****************************************************************************************/
.text
.globl _jump_fcontext
.align 2
_jump_fcontext:
leal -0x18(%esp), %esp /* prepare stack */
#if !defined(BOOST_USE_TSX)
stmxcsr (%esp) /* save MMX control- and status-word */
fnstcw 0x4(%esp) /* save x87 control-word */
#endif
movl %edi, 0x8(%esp) /* save EDI */
movl %esi, 0xc(%esp) /* save ESI */
movl %ebx, 0x10(%esp) /* save EBX */
movl %ebp, 0x14(%esp) /* save EBP */
/* store ESP (pointing to context-data) in ECX */
movl %esp, %ecx
/* first arg of jump_fcontext() == fcontext to jump to */
movl 0x1c(%esp), %eax
/* second arg of jump_fcontext() == data to be transferred */
movl 0x20(%esp), %edx
/* restore ESP (pointing to context-data) from EAX */
movl %eax, %esp
/* return parent fcontext_t */
movl %ecx, %eax
/* returned data is stored in EDX */
movl 0x18(%esp), %ecx /* restore EIP */
#if !defined(BOOST_USE_TSX)
ldmxcsr (%esp) /* restore MMX control- and status-word */
fldcw 0x4(%esp) /* restore x87 control-word */
#endif
movl 0x8(%esp), %edi /* restore EDI */
movl 0xc(%esp), %esi /* restore ESI */
movl 0x10(%esp), %ebx /* restore EBX */
movl 0x14(%esp), %ebp /* restore EBP */
leal 0x1c(%esp), %esp /* prepare stack */
/* jump to context */
jmp *%ecx

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/*
Copyright Sergue E. Leontiev 2013.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
// Stub file for universal binary
#if defined(__i386__)
#include "jump_i386_sysv_macho_gas.S"
#elif defined(__x86_64__)
#include "jump_x86_64_sysv_macho_gas.S"
#else
#error "No arch's"
#endif

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/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ------------------------------------------------- *
* | 0 | 8 | 16 | 24 | *
* ------------------------------------------------- *
* | FS0 | FS1 | FS2 | FS3 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 32 | 40 | 48 | 56 | *
* ------------------------------------------------- *
* | FS4 | FS5 | FS6 | FS7 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 64 | 72 | 80 | 88 | *
* ------------------------------------------------- *
* | S0 | S1 | S2 | S3 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 96 | 100 | 104 | 108 | 112 | 116 | 120 | 124 | *
* ------------------------------------------------- *
* | S4 | S5 | S6 | S7 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
* ------------------------------------------------- *
* | 128 | 132 | 136 | 140 | 144 | 148 | 152 | 156 | *
* ------------------------------------------------- *
* | S8 | FP | RA | PC | *
* ------------------------------------------------- *
* *
* *****************************************************/
.file "jump_loongarch64_sysv_elf_gas.S"
.text
.globl jump_fcontext
.align 2
.type jump_fcontext,@function
jump_fcontext:
# reserve space on stack
addi.d $sp, $sp, -160
# save fs0 - fs7
fst.d $fs0, $sp, 0
fst.d $fs1, $sp, 8
fst.d $fs2, $sp, 16
fst.d $fs3, $sp, 24
fst.d $fs4, $sp, 32
fst.d $fs5, $sp, 40
fst.d $fs6, $sp, 48
fst.d $fs7, $sp, 56
# save s0 - s8, fp, ra
st.d $s0, $sp, 64
st.d $s1, $sp, 72
st.d $s2, $sp, 80
st.d $s3, $sp, 88
st.d $s4, $sp, 96
st.d $s5, $sp, 104
st.d $s6, $sp, 112
st.d $s7, $sp, 120
st.d $s8, $sp, 128
st.d $fp, $sp, 136
st.d $ra, $sp, 144
# save RA as PC
st.d $ra, $sp, 152
# store SP (pointing to context-data) in A2
move $a2, $sp
# restore SP (pointing to context-data) from A0
move $sp, $a0
# load fs0 - fs7
fld.d $fs0, $sp, 0
fld.d $fs1, $sp, 8
fld.d $fs2, $sp, 16
fld.d $fs3, $sp, 24
fld.d $fs4, $sp, 32
fld.d $fs5, $sp, 40
fld.d $fs6, $sp, 48
fld.d $fs7, $sp, 56
#load s0 - s7
ld.d $s0, $sp, 64
ld.d $s1, $sp, 72
ld.d $s2, $sp, 80
ld.d $s3, $sp, 88
ld.d $s4, $sp, 96
ld.d $s5, $sp, 104
ld.d $s6, $sp, 112
ld.d $s7, $sp, 120
ld.d $s8, $sp, 128
ld.d $fp, $sp, 136
ld.d $ra, $sp, 144
# return transfer_t from jump
# pass transfer_t as first arg in context function
# a0 == FCTX, a1 == DATA
move $a0, $a2
# load PC
ld.d $a2, $sp, 152
# restore stack
addi.d $sp, $sp, 160
# jump to context
jr $a2
.size jump_fcontext, .-jump_fcontext
/* Mark that we don't need executable stack. */
.section .note.GNU-stack,"",%progbits

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/*
Copyright Oliver Kowalke 2009.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ------------------------------------------------- *
* | 0 | 4 | 8 | 12 | 16 | 20 | 24 | 28 | *
* ------------------------------------------------- *
* | F20 | F22 | F24 | F26 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 32 | 36 | 40 | 44 | 48 | 52 | 56 | 60 | *
* ------------------------------------------------- *
* | F28 | F30 | S0 | S1 | S2 | S3 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 64 | 68 | 72 | 76 | 80 | 84 | 88 | 92 | *
* ------------------------------------------------- *
* | S4 | S5 | S6 | S7 | FP |hiddn| RA | PC | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 96 | 100 | 104 | 108 | 112 | 116 | 120 | 124 | *
* ------------------------------------------------- *
* | ABI ARGS | GP | FCTX| DATA| | *
* ------------------------------------------------- *
* *
* *****************************************************/
.file "jump_mips32_o32_elf_gas.S"
.text
.globl jump_fcontext
.align 2
.type jump_fcontext,@function
.ent jump_fcontext
jump_fcontext:
# reserve space on stack
addiu $sp, $sp, -96
sw $s0, 48($sp) # save S0
sw $s1, 52($sp) # save S1
sw $s2, 56($sp) # save S2
sw $s3, 60($sp) # save S3
sw $s4, 64($sp) # save S4
sw $s5, 68($sp) # save S5
sw $s6, 72($sp) # save S6
sw $s7, 76($sp) # save S7
sw $fp, 80($sp) # save FP
sw $a0, 84($sp) # save hidden, address of returned transfer_t
sw $ra, 88($sp) # save RA
sw $ra, 92($sp) # save RA as PC
#if defined(__mips_hard_float)
s.d $f20, ($sp) # save F20
s.d $f22, 8($sp) # save F22
s.d $f24, 16($sp) # save F24
s.d $f26, 24($sp) # save F26
s.d $f28, 32($sp) # save F28
s.d $f30, 40($sp) # save F30
#endif
# store SP (pointing to context-data) in A0
move $a0, $sp
# restore SP (pointing to context-data) from A1
move $sp, $a1
#if defined(__mips_hard_float)
l.d $f20, ($sp) # restore F20
l.d $f22, 8($sp) # restore F22
l.d $f24, 16($sp) # restore F24
l.d $f26, 24($sp) # restore F26
l.d $f28, 32($sp) # restore F28
l.d $f30, 40($sp) # restore F30
#endif
lw $s0, 48($sp) # restore S0
lw $s1, 52($sp) # restore S1
lw $s2, 56($sp) # restore S2
lw $s3, 60($sp) # restore S3
lw $s4, 64($sp) # restore S4
lw $s5, 68($sp) # restore S5
lw $s6, 72($sp) # restore S6
lw $s7, 76($sp) # restore S7
lw $fp, 80($sp) # restore FP
lw $v0, 84($sp) # restore hidden, address of returned transfer_t
lw $ra, 88($sp) # restore RA
# load PC
lw $t9, 92($sp)
# adjust stack
addiu $sp, $sp, 96
# return transfer_t from jump
sw $a0, ($v0) # fctx of transfer_t
sw $a2, 4($v0) # data of transfer_t
# pass transfer_t as first arg in context function
# A0 == fctx, A1 == data
move $a1, $a2
# jump to context
jr $t9
.end jump_fcontext
.size jump_fcontext, .-jump_fcontext
/* Mark that we don't need executable stack. */
.section .note.GNU-stack,"",%progbits

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/*
Copyright Jiaxun Yang 2018.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ------------------------------------------------- *
* | 0 | 8 | 16 | 24 | *
* ------------------------------------------------- *
* | F24 | F25 | F26 | F27 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 32 | 40 | 48 | 56 | *
* ------------------------------------------------- *
* | F28 | F29 | F30 | F31 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 64 | 72 | 80 | 88 | *
* ------------------------------------------------- *
* | S0 | S1 | S2 | S3 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 96 | 100 | 104 | 108 | 112 | 116 | 120 | 124 | *
* ------------------------------------------------- *
* | S4 | S5 | S6 | S7 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
* ------------------------------------------------- *
* | 128 | 132 | 136 | 140 | 144 | 148 | 152 | 156 | *
* ------------------------------------------------- *
* | FP | GP | RA | PC | *
* ------------------------------------------------- *
* *
* *****************************************************/
.file "jump_mips64_n64_elf_gas.S"
.text
.globl jump_fcontext
.align 3
.type jump_fcontext,@function
.ent jump_fcontext
jump_fcontext:
# reserve space on stack
daddiu $sp, $sp, -160
sd $s0, 64($sp) # save S0
sd $s1, 72($sp) # save S1
sd $s2, 80($sp) # save S2
sd $s3, 88($sp) # save S3
sd $s4, 96($sp) # save S4
sd $s5, 104($sp) # save S5
sd $s6, 112($sp) # save S6
sd $s7, 120($sp) # save S7
sd $fp, 128($sp) # save FP
sd $ra, 144($sp) # save RA
sd $ra, 152($sp) # save RA as PC
#if defined(__mips_hard_float)
s.d $f24, 0($sp) # save F24
s.d $f25, 8($sp) # save F25
s.d $f26, 16($sp) # save F26
s.d $f27, 24($sp) # save F27
s.d $f28, 32($sp) # save F28
s.d $f29, 40($sp) # save F29
s.d $f30, 48($sp) # save F30
s.d $f31, 56($sp) # save F31
#endif
# store SP (pointing to old context-data) in v0 as return
move $v0, $sp
# get SP (pointing to new context-data) from a0 param
move $sp, $a0
#if defined(__mips_hard_float)
l.d $f24, 0($sp) # restore F24
l.d $f25, 8($sp) # restore F25
l.d $f26, 16($sp) # restore F26
l.d $f27, 24($sp) # restore F27
l.d $f28, 32($sp) # restore F28
l.d $f29, 40($sp) # restore F29
l.d $f30, 48($sp) # restore F30
l.d $f31, 56($sp) # restore F31
#endif
ld $s0, 64($sp) # restore S0
ld $s1, 72($sp) # restore S1
ld $s2, 80($sp) # restore S2
ld $s3, 88($sp) # restore S3
ld $s4, 96($sp) # restore S4
ld $s5, 104($sp) # restore S5
ld $s6, 112($sp) # restore S6
ld $s7, 120($sp) # restore S7
ld $fp, 128($sp) # restore FP
ld $ra, 144($sp) # restore RAa
# load PC
ld $t9, 152($sp)
# adjust stack
daddiu $sp, $sp, 160
move $a0, $v0 # move old sp from v0 to a0 as param
move $v1, $a1 # move *data from a1 to v1 as return
# jump to context
jr $t9
.end jump_fcontext
.size jump_fcontext, .-jump_fcontext
/* Mark that we don't need executable stack. */
.section .note.GNU-stack,"",%progbits

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/*
Copyright Sergue E. Leontiev 2013.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
// Stub file for universal binary
#if defined(__ppc__)
#include "jump_ppc32_sysv_macho_gas.S"
#elif defined(__ppc64__)
#include "jump_ppc64_sysv_macho_gas.S"
#else
#error "No arch's"
#endif

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/*
Copyright Oliver Kowalke 2009.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 4 | 8 | 12 | 16 | 20 | 24 | 28 | *
* ------------------------------------------------- *
* |bchai|hiddn| fpscr | PC | CR | R14 | R15 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 32 | 36 | 40 | 44 | 48 | 52 | 56 | 60 | *
* ------------------------------------------------- *
* | R16 | R17 | R18 | R19 | R20 | R21 | R22 | R23 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 64 | 68 | 72 | 76 | 80 | 84 | 88 | 92 | *
* ------------------------------------------------- *
* | R24 | R25 | R26 | R27 | R28 | R29 | R30 | R31 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 96 | 100 | 104 | 108 | 112 | 116 | 120 | 124 | *
* ------------------------------------------------- *
* | F14 | F15 | F16 | F17 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 128 | 132 | 136 | 140 | 144 | 148 | 152 | 156 | *
* ------------------------------------------------- *
* | F18 | F19 | F20 | F21 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 160 | 164 | 168 | 172 | 176 | 180 | 184 | 188 | *
* ------------------------------------------------- *
* | F22 | F23 | F24 | F25 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 192 | 196 | 200 | 204 | 208 | 212 | 216 | 220 | *
* ------------------------------------------------- *
* | F26 | F27 | F28 | F29 | *
* ------------------------------------------------- *
* ------------------------|------------ *
* | 224 | 228 | 232 | 236 | 240 | 244 | *
* ------------------------|------------ *
* | F30 | F31 |bchai| LR | *
* ------------------------|------------ *
* *
*******************************************************/
.file "jump_ppc32_sysv_elf_gas.S"
.text
.globl jump_fcontext
.align 2
.type jump_fcontext,@function
jump_fcontext:
# Linux: jump_fcontext( hidden transfer_t * R3, R4, R5)
# Other: transfer_t R3:R4 = jump_fcontext( R3, R4)
mflr %r0 # return address from LR
mffs %f0 # FPSCR
mfcr %r8 # condition register
stwu %r1, -240(%r1) # allocate stack space, R1 % 16 == 0
stw %r0, 244(%r1) # save LR in caller's frame
#ifdef __linux__
stw %r3, 4(%r1) # hidden pointer
#endif
stfd %f0, 8(%r1) # FPSCR
stw %r0, 16(%r1) # LR as PC
stw %r8, 20(%r1) # CR
# Save registers R14 to R31.
# Don't change R2, the thread-local storage pointer.
# Don't change R13, the small data pointer.
stw %r14, 24(%r1)
stw %r15, 28(%r1)
stw %r16, 32(%r1)
stw %r17, 36(%r1)
stw %r18, 40(%r1)
stw %r19, 44(%r1)
stw %r20, 48(%r1)
stw %r21, 52(%r1)
stw %r22, 56(%r1)
stw %r23, 60(%r1)
stw %r24, 64(%r1)
stw %r25, 68(%r1)
stw %r26, 72(%r1)
stw %r27, 76(%r1)
stw %r28, 80(%r1)
stw %r29, 84(%r1)
stw %r30, 88(%r1)
stw %r31, 92(%r1)
# Save registers F14 to F31 in slots with 8-byte alignment.
# 4-byte alignment may stall the pipeline of some processors.
# Less than 4 may cause alignment traps.
stfd %f14, 96(%r1)
stfd %f15, 104(%r1)
stfd %f16, 112(%r1)
stfd %f17, 120(%r1)
stfd %f18, 128(%r1)
stfd %f19, 136(%r1)
stfd %f20, 144(%r1)
stfd %f21, 152(%r1)
stfd %f22, 160(%r1)
stfd %f23, 168(%r1)
stfd %f24, 176(%r1)
stfd %f25, 184(%r1)
stfd %f26, 192(%r1)
stfd %f27, 200(%r1)
stfd %f28, 208(%r1)
stfd %f29, 216(%r1)
stfd %f30, 224(%r1)
stfd %f31, 232(%r1)
# store RSP (pointing to context-data) in R7/R6
# restore RSP (pointing to context-data) from R4/R3
#ifdef __linux__
mr %r7, %r1
mr %r1, %r4
lwz %r3, 4(%r1) # hidden pointer
#else
mr %r6, %r1
mr %r1, %r3
#endif
lfd %f0, 8(%r1) # FPSCR
lwz %r0, 16(%r1) # PC
lwz %r8, 20(%r1) # CR
mtfsf 0xff, %f0 # restore FPSCR
mtctr %r0 # load CTR with PC
mtcr %r8 # restore CR
# restore R14 to R31
lwz %r14, 24(%r1)
lwz %r15, 28(%r1)
lwz %r16, 32(%r1)
lwz %r17, 36(%r1)
lwz %r18, 40(%r1)
lwz %r19, 44(%r1)
lwz %r20, 48(%r1)
lwz %r21, 52(%r1)
lwz %r22, 56(%r1)
lwz %r23, 60(%r1)
lwz %r24, 64(%r1)
lwz %r25, 68(%r1)
lwz %r26, 72(%r1)
lwz %r27, 76(%r1)
lwz %r28, 80(%r1)
lwz %r29, 84(%r1)
lwz %r30, 88(%r1)
lwz %r31, 92(%r1)
# restore F14 to F31
lfd %f14, 96(%r1)
lfd %f15, 104(%r1)
lfd %f16, 112(%r1)
lfd %f17, 120(%r1)
lfd %f18, 128(%r1)
lfd %f19, 136(%r1)
lfd %f20, 144(%r1)
lfd %f21, 152(%r1)
lfd %f22, 160(%r1)
lfd %f23, 168(%r1)
lfd %f24, 176(%r1)
lfd %f25, 184(%r1)
lfd %f26, 192(%r1)
lfd %f27, 200(%r1)
lfd %f28, 208(%r1)
lfd %f29, 216(%r1)
lfd %f30, 224(%r1)
lfd %f31, 232(%r1)
# restore LR from caller's frame
lwz %r0, 244(%r1)
mtlr %r0
# adjust stack
addi %r1, %r1, 240
# return transfer_t
#ifdef __linux__
stw %r7, 0(%r3)
stw %r5, 4(%r3)
#else
mr %r3, %r6
# %r4, %r4
#endif
# jump to context
bctr
.size jump_fcontext, .-jump_fcontext
/* Mark that we don't need executable stack. */
.section .note.GNU-stack,"",%progbits

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/*
Copyright Oliver Kowalke 2009.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/******************************************************
* *
* ------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ------------------------------------------------- *
* | 0 | 4 | 8 | 12 | 16 | 20 | 24 | 28 | *
* ------------------------------------------------- *
* | F14 | F15 | F16 | F17 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 32 | 36 | 40 | 44 | 48 | 52 | 56 | 60 | *
* ------------------------------------------------- *
* | F18 | F19 | F20 | F21 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 64 | 68 | 72 | 76 | 80 | 84 | 88 | 92 | *
* ------------------------------------------------- *
* | F22 | F23 | F24 | F25 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 96 | 100 | 104 | 108 | 112 | 116 | 120 | 124 | *
* ------------------------------------------------- *
* | F26 | F27 | F28 | F29 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
* ------------------------------------------------- *
* | 128 | 132 | 136 | 140 | 144 | 148 | 152 | 156 | *
* ------------------------------------------------- *
* | F30 | F31 | fpscr | R13 | R14 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | *
* ------------------------------------------------- *
* | 160 | 164 | 168 | 172 | 176 | 180 | 184 | 188 | *
* ------------------------------------------------- *
* | R15 | R16 | R17 | R18 | R19 | R20 | R21 | R22 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 48 | 49 | 50 | 51 | 52 | 53 | 54 | 55 | *
* ------------------------------------------------- *
* | 192 | 196 | 200 | 204 | 208 | 212 | 216 | 220 | *
* ------------------------------------------------- *
* | R23 | R24 | R25 | R26 | R27 | R28 | R29 | R30 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 56 | 57 | 58 | 59 | 60 | 61 | 62 | 63 | *
* ------------------------------------------------- *
* | 224 | 228 | 232 | 236 | 240 | 244 | 248 | 252 | *
* ------------------------------------------------- *
* | R31 |hiddn| CR | LR | PC |bchai|linkr| FCTX| *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 64 | | *
* ------------------------------------------------- *
* | 256 | | *
* ------------------------------------------------- *
* | DATA| | *
* ------------------------------------------------- *
* *
*******************************************************/
.text
.globl _jump_fcontext
.align 2
_jump_fcontext:
; reserve space on stack
subi r1, r1, 244
stfd f14, 0(r1) ; save F14
stfd f15, 8(r1) ; save F15
stfd f16, 16(r1) ; save F16
stfd f17, 24(r1) ; save F17
stfd f18, 32(r1) ; save F18
stfd f19, 40(r1) ; save F19
stfd f20, 48(r1) ; save F20
stfd f21, 56(r1) ; save F21
stfd f22, 64(r1) ; save F22
stfd f23, 72(r1) ; save F23
stfd f24, 80(r1) ; save F24
stfd f25, 88(r1) ; save F25
stfd f26, 96(r1) ; save F26
stfd f27, 104(r1) ; save F27
stfd f28, 112(r1) ; save F28
stfd f29, 120(r1) ; save F29
stfd f30, 128(r1) ; save F30
stfd f31, 136(r1) ; save F31
mffs f0 ; load FPSCR
stfd f0, 144(r1) ; save FPSCR
stw r13, 152(r1) ; save R13
stw r14, 156(r1) ; save R14
stw r15, 160(r1) ; save R15
stw r16, 164(r1) ; save R16
stw r17, 168(r1) ; save R17
stw r18, 172(r1) ; save R18
stw r19, 176(r1) ; save R19
stw r20, 180(r1) ; save R20
stw r21, 184(r1) ; save R21
stw r22, 188(r1) ; save R22
stw r23, 192(r1) ; save R23
stw r24, 196(r1) ; save R24
stw r25, 200(r1) ; save R25
stw r26, 204(r1) ; save R26
stw r27, 208(r1) ; save R27
stw r28, 212(r1) ; save R28
stw r29, 216(r1) ; save R29
stw r30, 220(r1) ; save R30
stw r31, 224(r1) ; save R31
stw r3, 228(r1) ; save hidden
; save CR
mfcr r0
stw r0, 232(r1)
; save LR
mflr r0
stw r0, 236(r1)
; save LR as PC
stw r0, 240(r1)
; store RSP (pointing to context-data) in R6
mr r6, r1
; restore RSP (pointing to context-data) from R4
mr r1, r4
lfd f14, 0(r1) ; restore F14
lfd f15, 8(r1) ; restore F15
lfd f16, 16(r1) ; restore F16
lfd f17, 24(r1) ; restore F17
lfd f18, 32(r1) ; restore F18
lfd f19, 40(r1) ; restore F19
lfd f20, 48(r1) ; restore F20
lfd f21, 56(r1) ; restore F21
lfd f22, 64(r1) ; restore F22
lfd f23, 72(r1) ; restore F23
lfd f24, 80(r1) ; restore F24
lfd f25, 88(r1) ; restore F25
lfd f26, 96(r1) ; restore F26
lfd f27, 104(r1) ; restore F27
lfd f28, 112(r1) ; restore F28
lfd f29, 120(r1) ; restore F29
lfd f30, 128(r1) ; restore F30
lfd f31, 136(r1) ; restore F31
lfd f0, 144(r1) ; load FPSCR
mtfsf 0xff, f0 ; restore FPSCR
lwz r13, 152(r1) ; restore R13
lwz r14, 156(r1) ; restore R14
lwz r15, 160(r1) ; restore R15
lwz r16, 164(r1) ; restore R16
lwz r17, 168(r1) ; restore R17
lwz r18, 172(r1) ; restore R18
lwz r19, 176(r1) ; restore R19
lwz r20, 180(r1) ; restore R20
lwz r21, 184(r1) ; restore R21
lwz r22, 188(r1) ; restore R22
lwz r23, 192(r1) ; restore R23
lwz r24, 196(r1) ; restore R24
lwz r25, 200(r1) ; restore R25
lwz r26, 204(r1) ; restore R26
lwz r27, 208(r1) ; restore R27
lwz r28, 212(r1) ; restore R28
lwz r29, 216(r1) ; restore R29
lwz r30, 220(r1) ; restore R30
lwz r31, 224(r1) ; restore R31
lwz r3, 228(r1) ; restore hidden
; restore CR
lwz r0, 232(r1)
mtcr r0
; restore LR
lwz r0, 236(r1)
mtlr r0
; load PC
lwz r0, 240(r1)
; restore CTR
mtctr r0
; adjust stack
addi r1, r1, 244
; return transfer_t
stw r6, 0(r3)
stw r5, 4(r3)
; jump to context
bctr

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/*
Copyright Oliver Kowalke 2009.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 4 | 8 | 12 | 16 | 20 | 24 | 28 | *
* ------------------------------------------------- *
* |bchai| CR | LR |compl| link| TOC | R14 | R15 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 32 | 36 | 40 | 44 | 48 | 52 | 56 | 60 | *
* ------------------------------------------------- *
* | R16 | R17 | R18 | R19 | R20 | R21 | R22 | R23 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 64 | 68 | 72 | 76 | 80 | 84 | 88 | 92 | *
* ------------------------------------------------- *
* | R24 | R25 | R26 | R27 | R28 | R29 | R30 | R31 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 96 | 100 | 104 | 108 | 112 | 116 | 120 | 124 | *
* ------------------------------------------------- *
* | F14 | F15 | F16 | F17 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 128 | 132 | 136 | 140 | 144 | 148 | 152 | 156 | *
* ------------------------------------------------- *
* | F18 | F19 | F20 | F21 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 160 | 164 | 168 | 172 | 176 | 180 | 184 | 188 | *
* ------------------------------------------------- *
* | F22 | F23 | F24 | F25 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 192 | 196 | 200 | 204 | 208 | 212 | 216 | 220 | *
* ------------------------------------------------- *
* | F26 | F27 | F28 | F29 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 224 | 228 | 232 | 236 | 240 | 244 | 248 | 252 | *
* ------------------------------------------------- *
* | F30 | F31 | PC |hiddn| fpscr | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 256 | 260 | 264 | 268 | 272 | 276 | 280 | 284 | *
* ------------------------------------------------- *
* |bchai|savCR|savLR|compl| link|svTOC| FCTX| DATA| *
* ------------------------------------------------- *
* *
*******************************************************/
.file "jump_ppc32_sysv_xcoff_gas.S"
.toc
.csect .text[PR], 5
.globl jump_fcontext[DS]
.globl .jump_fcontext
.csect jump_fcontext[DS]
jump_fcontext:
.long .jump_fcontext[PR], TOC[tc0], 0
.csect .text[PR], 5
.jump_fcontext:
# reserve space on stack
subi 1, 1, 256
# save CR
mfcr 0
stw 0, 4(1)
# save LR
mflr 0
stw 0, 8(1)
# save LR as PC
stw 0, 240(1)
# save TOC
stw 2, 20(1)
# Save registers R14 to R31.
stw 14, 24(1)
stw 15, 28(1)
stw 16, 32(1)
stw 17, 36(1)
stw 18, 40(1)
stw 19, 44(1)
stw 20, 48(1)
stw 21, 52(1)
stw 22, 56(1)
stw 23, 60(1)
stw 24, 64(1)
stw 25, 68(1)
stw 26, 72(1)
stw 27, 76(1)
stw 28, 80(1)
stw 29, 84(1)
stw 30, 88(1)
stw 31, 92(1)
# Save registers F14 to F31 in slots with 8-byte alignment.
# 4-byte alignment may stall the pipeline of some processors.
# Less than 4 may cause alignment traps.
stfd 14, 96(1)
stfd 15, 104(1)
stfd 16, 112(1)
stfd 17, 120(1)
stfd 18, 128(1)
stfd 19, 136(1)
stfd 20, 144(1)
stfd 21, 152(1)
stfd 22, 160(1)
stfd 23, 168(1)
stfd 24, 176(1)
stfd 25, 184(1)
stfd 26, 192(1)
stfd 27, 200(1)
stfd 28, 208(1)
stfd 29, 216(1)
stfd 30, 224(1)
stfd 31, 232(1)
# hidden pointer
stw 3, 244(1)
mffs 0 # load FPSCR
stfd 0, 248(1) # save FPSCR
# store RSP (pointing to context-data) in R6
mr 6, 1
# restore RSP (pointing to context-data) from R4
mr 1, 4
# restore CR
lwz 0, 4(1)
mtcr 0
# restore LR
lwz 0, 8(1)
mtlr 0
# load PC
lwz 0, 240(1)
mtctr 0
# restore TOC
lwz 2, 20(1)
# restore R14 to R31
lwz 14, 24(1)
lwz 15, 28(1)
lwz 16, 32(1)
lwz 17, 36(1)
lwz 18, 40(1)
lwz 19, 44(1)
lwz 20, 48(1)
lwz 21, 52(1)
lwz 22, 56(1)
lwz 23, 60(1)
lwz 24, 64(1)
lwz 25, 68(1)
lwz 26, 72(1)
lwz 27, 76(1)
lwz 28, 80(1)
lwz 29, 84(1)
lwz 30, 88(1)
lwz 31, 92(1)
# restore F14 to F31
lfd 14, 96(1)
lfd 15, 104(1)
lfd 16, 112(1)
lfd 17, 120(1)
lfd 18, 128(1)
lfd 19, 136(1)
lfd 20, 144(1)
lfd 21, 152(1)
lfd 22, 160(1)
lfd 23, 168(1)
lfd 24, 176(1)
lfd 25, 184(1)
lfd 26, 192(1)
lfd 27, 200(1)
lfd 28, 208(1)
lfd 29, 216(1)
lfd 30, 224(1)
lfd 31, 232(1)
# hidden pointer
lwz 3, 244(1)
lfd 0, 248(1) # load FPSCR
mtfsf 0xff, 0 # restore FPSCR
# adjust stack
addi 1, 1, 256
# zero in r3 indicates first jump to context-function
cmpdi 3, 0
beq use_entry_arg
# return transfer_t
stw 6, 0(3)
stw 5, 4(3)
# jump to context
bctr
use_entry_arg:
# copy transfer_t into transfer_fn arg registers
mr 3, 6
mr 4, 5
# jump to context
bctr

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/*
Copyright Oliver Kowalke 2009.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ------------------------------------------------- *
* | 0 | 4 | 8 | 12 | 16 | 20 | 24 | 28 | *
* ------------------------------------------------- *
* | TOC | R14 | R15 | R16 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 32 | 36 | 40 | 44 | 48 | 52 | 56 | 60 | *
* ------------------------------------------------- *
* | R17 | R18 | R19 | R20 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 64 | 68 | 72 | 76 | 80 | 84 | 88 | 92 | *
* ------------------------------------------------- *
* | R21 | R22 | R23 | R24 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 96 | 100 | 104 | 108 | 112 | 116 | 120 | 124 | *
* ------------------------------------------------- *
* | R25 | R26 | R27 | R28 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
* ------------------------------------------------- *
* | 128 | 132 | 136 | 140 | 144 | 148 | 152 | 156 | *
* ------------------------------------------------- *
* | R29 | R30 | R31 | hidden | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | *
* ------------------------------------------------- *
* | 160 | 164 | 168 | 172 | 176 | 180 | 184 | 188 | *
* ------------------------------------------------- *
* | CR | LR | PC | back-chain| *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 48 | 49 | 50 | 51 | 52 | 53 | 54 | 55 | *
* ------------------------------------------------- *
* | 192 | 196 | 200 | 204 | 208 | 212 | 216 | 220 | *
* ------------------------------------------------- *
* | cr saved | lr saved | compiler | linker | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 56 | 57 | 58 | 59 | 60 | 61 | 62 | 63 | *
* ------------------------------------------------- *
* | 224 | 228 | 232 | 236 | 240 | 244 | 248 | 252 | *
* ------------------------------------------------- *
* | TOC saved | FCTX | DATA | | *
* ------------------------------------------------- *
* *
*******************************************************/
.file "jump_ppc64_sysv_elf_gas.S"
.globl jump_fcontext
#if _CALL_ELF == 2
.text
.align 2
jump_fcontext:
addis %r2, %r12, .TOC.-jump_fcontext@ha
addi %r2, %r2, .TOC.-jump_fcontext@l
.localentry jump_fcontext, . - jump_fcontext
#else
.section ".opd","aw"
.align 3
jump_fcontext:
# ifdef _CALL_LINUX
.quad .L.jump_fcontext,.TOC.@tocbase,0
.type jump_fcontext,@function
.text
.align 2
.L.jump_fcontext:
# else
.hidden .jump_fcontext
.globl .jump_fcontext
.quad .jump_fcontext,.TOC.@tocbase,0
.size jump_fcontext,24
.type .jump_fcontext,@function
.text
.align 2
.jump_fcontext:
# endif
#endif
# reserve space on stack
subi %r1, %r1, 184
#if _CALL_ELF != 2
std %r2, 0(%r1) # save TOC
#endif
std %r14, 8(%r1) # save R14
std %r15, 16(%r1) # save R15
std %r16, 24(%r1) # save R16
std %r17, 32(%r1) # save R17
std %r18, 40(%r1) # save R18
std %r19, 48(%r1) # save R19
std %r20, 56(%r1) # save R20
std %r21, 64(%r1) # save R21
std %r22, 72(%r1) # save R22
std %r23, 80(%r1) # save R23
std %r24, 88(%r1) # save R24
std %r25, 96(%r1) # save R25
std %r26, 104(%r1) # save R26
std %r27, 112(%r1) # save R27
std %r28, 120(%r1) # save R28
std %r29, 128(%r1) # save R29
std %r30, 136(%r1) # save R30
std %r31, 144(%r1) # save R31
#if _CALL_ELF != 2
std %r3, 152(%r1) # save hidden
#endif
# save CR
mfcr %r0
std %r0, 160(%r1)
# save LR
mflr %r0
std %r0, 168(%r1)
# save LR as PC
std %r0, 176(%r1)
# store RSP (pointing to context-data) in R6
mr %r6, %r1
#if _CALL_ELF == 2
# restore RSP (pointing to context-data) from R3
mr %r1, %r3
#else
# restore RSP (pointing to context-data) from R4
mr %r1, %r4
ld %r2, 0(%r1) # restore TOC
#endif
ld %r14, 8(%r1) # restore R14
ld %r15, 16(%r1) # restore R15
ld %r16, 24(%r1) # restore R16
ld %r17, 32(%r1) # restore R17
ld %r18, 40(%r1) # restore R18
ld %r19, 48(%r1) # restore R19
ld %r20, 56(%r1) # restore R20
ld %r21, 64(%r1) # restore R21
ld %r22, 72(%r1) # restore R22
ld %r23, 80(%r1) # restore R23
ld %r24, 88(%r1) # restore R24
ld %r25, 96(%r1) # restore R25
ld %r26, 104(%r1) # restore R26
ld %r27, 112(%r1) # restore R27
ld %r28, 120(%r1) # restore R28
ld %r29, 128(%r1) # restore R29
ld %r30, 136(%r1) # restore R30
ld %r31, 144(%r1) # restore R31
#if _CALL_ELF != 2
ld %r3, 152(%r1) # restore hidden
#endif
# restore CR
ld %r0, 160(%r1)
mtcr %r0
# restore LR
ld %r0, 168(%r1)
mtlr %r0
# load PC
ld %r12, 176(%r1)
# restore CTR
mtctr %r12
# adjust stack
addi %r1, %r1, 184
#if _CALL_ELF == 2
# copy transfer_t into transfer_fn arg registers
mr %r3, %r6
# arg pointer already in %r4
# jump to context
bctr
.size jump_fcontext, .-jump_fcontext
#else
# zero in r3 indicates first jump to context-function
cmpdi %r3, 0
beq use_entry_arg
# return transfer_t
std %r6, 0(%r3)
std %r5, 8(%r3)
# jump to context
bctr
use_entry_arg:
# copy transfer_t into transfer_fn arg registers
mr %r3, %r6
mr %r4, %r5
# jump to context
bctr
# ifdef _CALL_LINUX
.size .jump_fcontext, .-.L.jump_fcontext
# else
.size .jump_fcontext, .-.jump_fcontext
# endif
#endif
/* Mark that we don't need executable stack. */
.section .note.GNU-stack,"",%progbits

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/*
Copyright Oliver Kowalke 2009.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ------------------------------------------------- *
* | 0 | 4 | 8 | 12 | 16 | 20 | 24 | 28 | *
* ------------------------------------------------- *
* | R13 | R14 | R15 | R16 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 32 | 36 | 40 | 44 | 48 | 52 | 56 | 60 | *
* ------------------------------------------------- *
* | R17 | R18 | R19 | R20 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 64 | 68 | 72 | 76 | 80 | 84 | 88 | 92 | *
* ------------------------------------------------- *
* | R21 | R22 | R23 | R24 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 96 | 100 | 104 | 108 | 112 | 116 | 120 | 124 | *
* ------------------------------------------------- *
* | R25 | R26 | R27 | R28 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
* ------------------------------------------------- *
* | 128 | 132 | 136 | 140 | 144 | 148 | 152 | 156 | *
* ------------------------------------------------- *
* | R29 | R30 | R31 | hidden | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | *
* ------------------------------------------------- *
* | 160 | 164 | 168 | 172 | 176 | 180 | 184 | 188 | *
* ------------------------------------------------- *
* | CR | LR | PC | back-chain| *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 48 | 49 | 50 | 51 | 52 | 53 | 54 | 55 | *
* ------------------------------------------------- *
* | 192 | 196 | 200 | 204 | 208 | 212 | 216 | 220 | *
* ------------------------------------------------- *
* | cr saved | lr saved | compiler | linker | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 56 | 57 | 58 | 59 | 60 | 61 | 62 | 63 | *
* ------------------------------------------------- *
* | 224 | 228 | 232 | 236 | 240 | 244 | 248 | 252 | *
* ------------------------------------------------- *
* | FCTX | DATA | | | *
* ------------------------------------------------- *
* *
*******************************************************/
.text
.align 2
.globl _jump_fcontext
_jump_fcontext:
; reserve space on stack
subi r1, r1, 184
std r14, 8(r1) ; save R14
std r15, 16(r1) ; save R15
std r16, 24(r1) ; save R16
std r17, 32(r1) ; save R17
std r18, 40(r1) ; save R18
std r19, 48(r1) ; save R19
std r20, 56(r1) ; save R20
std r21, 64(r1) ; save R21
std r22, 72(r1) ; save R22
std r23, 80(r1) ; save R23
std r24, 88(r1) ; save R24
std r25, 96(r1) ; save R25
std r26, 104(r1) ; save R26
std r27, 112(r1) ; save R27
std r28, 120(r1) ; save R28
std r29, 128(r1) ; save R29
std r30, 136(r1) ; save R30
std r31, 144(r1) ; save R31
std r3, 152(r1) ; save hidden
; save CR
mfcr r0
std r0, 160(r1)
; save LR
mflr r0
std r0, 168(r1)
; save LR as PC
std r0, 176(r1)
; store RSP (pointing to context-data) in R6
mr r6, r1
; restore RSP (pointing to context-data) from R4
mr r1, r4
ld r14, 8(r1) ; restore R14
ld r15, 16(r1) ; restore R15
ld r16, 24(r1) ; restore R16
ld r17, 32(r1) ; restore R17
ld r18, 40(r1) ; restore R18
ld r19, 48(r1) ; restore R19
ld r20, 56(r1) ; restore R20
ld r21, 64(r1) ; restore R21
ld r22, 72(r1) ; restore R22
ld r23, 80(r1) ; restore R23
ld r24, 88(r1) ; restore R24
ld r25, 96(r1) ; restore R25
ld r26, 104(r1) ; restore R26
ld r27, 112(r1) ; restore R27
ld r28, 120(r1) ; restore R28
ld r29, 128(r1) ; restore R29
ld r30, 136(r1) ; restore R30
ld r31, 144(r1) ; restore R31
ld r3, 152(r1) ; restore hidden
; restore CR
ld r0, 160(r1)
mtcr r0
; restore LR
ld r0, 168(r1)
mtlr r0
; load PC
ld r12, 176(r1)
; restore CTR
mtctr r12
; adjust stack
addi r1, r1, 184
; zero in r3 indicates first jump to context-function
cmpdi r3, 0
beq use_entry_arg
; return transfer_t
std r6, 0(r3)
std r5, 8(r3)
; jump to context
bctr
use_entry_arg:
; copy transfer_t into transfer_fn arg registers
mr r3, r6
mr r4, r5
; jump to context
bctr

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/*
Copyright Oliver Kowalke 2009.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ------------------------------------------------- *
* | 0 | 4 | 8 | 12 | 16 | 20 | 24 | 28 | *
* ------------------------------------------------- *
* | TOC | R14 | R15 | R16 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 32 | 36 | 40 | 44 | 48 | 52 | 56 | 60 | *
* ------------------------------------------------- *
* | R17 | R18 | R19 | R20 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 64 | 68 | 72 | 76 | 80 | 84 | 88 | 92 | *
* ------------------------------------------------- *
* | R21 | R22 | R23 | R24 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 96 | 100 | 104 | 108 | 112 | 116 | 120 | 124 | *
* ------------------------------------------------- *
* | R25 | R26 | R27 | R28 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
* ------------------------------------------------- *
* | 128 | 132 | 136 | 140 | 144 | 148 | 152 | 156 | *
* ------------------------------------------------- *
* | R29 | R30 | R31 | hidden | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | *
* ------------------------------------------------- *
* | 160 | 164 | 168 | 172 | 176 | 180 | 184 | 188 | *
* ------------------------------------------------- *
* | CR | LR | PC | back-chain| *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 48 | 49 | 50 | 51 | 52 | 53 | 54 | 55 | *
* ------------------------------------------------- *
* | 192 | 196 | 200 | 204 | 208 | 212 | 216 | 220 | *
* ------------------------------------------------- *
* | cr saved | lr saved | compiler | linker | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 56 | 57 | 58 | 59 | 60 | 61 | 62 | 63 | *
* ------------------------------------------------- *
* | 224 | 228 | 232 | 236 | 240 | 244 | 248 | 252 | *
* ------------------------------------------------- *
* | TOC saved | FCTX | DATA | | *
* ------------------------------------------------- *
* *
*******************************************************/
.file "jump_ppc64_sysv_xcoff_gas.S"
.toc
.csect .text[PR], 5
.align 2
.globl jump_fcontext[DS]
.globl .jump_fcontext
.csect jump_fcontext[DS], 3
jump_fcontext:
.llong .jump_fcontext[PR], TOC[tc0], 0
.csect .text[PR], 5
.jump_fcontext:
# reserve space on stack
subi 1, 1, 184
std 2, 0(1) # save TOC
std 14, 8(1) # save R14
std 15, 16(1) # save R15
std 16, 24(1) # save R16
std 17, 32(1) # save R17
std 18, 40(1) # save R18
std 19, 48(1) # save R19
std 20, 56(1) # save R20
std 21, 64(1) # save R21
std 22, 72(1) # save R22
std 23, 80(1) # save R23
std 24, 88(1) # save R24
std 25, 96(1) # save R25
std 26, 104(1) # save R26
std 27, 112(1) # save R27
std 28, 120(1) # save R28
std 29, 128(1) # save R29
std 30, 136(1) # save R30
std 31, 144(1) # save R31
std 3, 152(1) # save hidden
# save CR
mfcr 0
std 0, 160(1)
# save LR
mflr 0
std 0, 168(1)
# save LR as PC
std 0, 176(1)
# store RSP (pointing to context-data) in R6
mr 6, 1
# restore RSP (pointing to context-data) from R4
mr 1, 4
ld 2, 0(1) # restore TOC
ld 14, 8(1) # restore R14
ld 15, 16(1) # restore R15
ld 16, 24(1) # restore R16
ld 17, 32(1) # restore R17
ld 18, 40(1) # restore R18
ld 19, 48(1) # restore R19
ld 20, 56(1) # restore R20
ld 21, 64(1) # restore R21
ld 22, 72(1) # restore R22
ld 23, 80(1) # restore R23
ld 24, 88(1) # restore R24
ld 25, 96(1) # restore R25
ld 26, 104(1) # restore R26
ld 27, 112(1) # restore R27
ld 28, 120(1) # restore R28
ld 29, 128(1) # restore R29
ld 30, 136(1) # restore R30
ld 31, 144(1) # restore R31
ld 3, 152(1) # restore hidden
# restore CR
ld 0, 160(1)
mtcr 0
# restore LR
ld 0, 168(1)
mtlr 0
# load PC
ld 0, 176(1)
# restore CTR
mtctr 0
# adjust stack
addi 1, 1, 184
# zero in r3 indicates first jump to context-function
cmpdi 3, 0
beq use_entry_arg
# return transfer_t
std 6, 0(3)
std 5, 8(3)
# jump to context
bctr
use_entry_arg:
# copy transfer_t into transfer_fn arg registers
mr 3, 6
mr 4, 5
# jump to context
bctr

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/*
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ------------------------------------------------- *
* | 0x0 | 0x4 | 0x8 | 0xc | 0x10| 0x14| 0x18| 0x1c| *
* ------------------------------------------------- *
* | fs0 | fs1 | fs2 | fs3 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 0x20| 0x24| 0x28| 0x2c| 0x30| 0x34| 0x38| 0x3c| *
* ------------------------------------------------- *
* | fs4 | fs5 | fs6 | fs7 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 0x40| 0x44| 0x48| 0x4c| 0x50| 0x54| 0x58| 0x5c| *
* ------------------------------------------------- *
* | fs8 | fs9 | fs10 | fs11 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 0x60| 0x64| 0x68| 0x6c| 0x70| 0x74| 0x78| 0x7c| *
* ------------------------------------------------- *
* | s0 | s1 | s2 | s3 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
* ------------------------------------------------- *
* | 0x80| 0x84| 0x88| 0x8c| 0x90| 0x94| 0x98| 0x9c| *
* ------------------------------------------------- *
* | s4 | s5 | s6 | s7 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | *
* ------------------------------------------------- *
* | 0xa0| 0xa4| 0xa8| 0xac| 0xb0| 0xb4| 0xb8| 0xbc| *
* ------------------------------------------------- *
* | s8 | s9 | s10 | s11 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 48 | 49 | 50 | 51 | | | | | *
* ------------------------------------------------- *
* | 0xc0| 0xc4| 0xc8| 0xcc| | | | | *
* ------------------------------------------------- *
* | ra | pc | | | *
* ------------------------------------------------- *
* *
*******************************************************/
.file "jump_riscv64_sysv_elf_gas.S"
.text
.align 1
.global jump_fcontext
.type jump_fcontext, %function
jump_fcontext:
# prepare stack for GP + FPU
addi sp, sp, -0xd0
# save fs0 - fs11
fsd fs0, 0x00(sp)
fsd fs1, 0x08(sp)
fsd fs2, 0x10(sp)
fsd fs3, 0x18(sp)
fsd fs4, 0x20(sp)
fsd fs5, 0x28(sp)
fsd fs6, 0x30(sp)
fsd fs7, 0x38(sp)
fsd fs8, 0x40(sp)
fsd fs9, 0x48(sp)
fsd fs10, 0x50(sp)
fsd fs11, 0x58(sp)
# save s0-s11, ra
sd s0, 0x60(sp)
sd s1, 0x68(sp)
sd s2, 0x70(sp)
sd s3, 0x78(sp)
sd s4, 0x80(sp)
sd s5, 0x88(sp)
sd s6, 0x90(sp)
sd s7, 0x98(sp)
sd s8, 0xa0(sp)
sd s9, 0xa8(sp)
sd s10, 0xb0(sp)
sd s11, 0xb8(sp)
sd ra, 0xc0(sp)
# save RA as PC
sd ra, 0xc8(sp)
# store SP (pointing to context-data) in A2
mv a2, sp
# restore SP (pointing to context-data) from A0
mv sp, a0
# load fs0 - fs11
fld fs0, 0x00(sp)
fld fs1, 0x08(sp)
fld fs2, 0x10(sp)
fld fs3, 0x18(sp)
fld fs4, 0x20(sp)
fld fs5, 0x28(sp)
fld fs6, 0x30(sp)
fld fs7, 0x38(sp)
fld fs8, 0x40(sp)
fld fs9, 0x48(sp)
fld fs10, 0x50(sp)
fld fs11, 0x58(sp)
# load s0-s11,ra
ld s0, 0x60(sp)
ld s1, 0x68(sp)
ld s2, 0x70(sp)
ld s3, 0x78(sp)
ld s4, 0x80(sp)
ld s5, 0x88(sp)
ld s6, 0x90(sp)
ld s7, 0x98(sp)
ld s8, 0xa0(sp)
ld s9, 0xa8(sp)
ld s10, 0xb0(sp)
ld s11, 0xb8(sp)
ld ra, 0xc0(sp)
# return transfer_t from jump
# pass transfer_t as first arg in context function
# a0 == FCTX, a1 == DATA
mv a0, a2
# load pc
ld a2, 0xc8(sp)
# restore stack from GP + FPU
addi sp, sp, 0xd0
jr a2
.size jump_fcontext,.-jump_fcontext
# Mark that we don't need executable stack.
.section .note.GNU-stack,"",%progbits

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/*******************************************************
* ------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ------------------------------------------------- *
* | 0 | 8 | 16 | 24 | *
* ------------------------------------------------- *
* | t.fctx | t.data | r2 | r6 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 32 | 40 | 48 | 56 | *
* ------------------------------------------------- *
* | r7 | r8 | r9 | r10 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 64 | 72 | 80 | 88 | *
* ------------------------------------------------- *
* | r11 | r12 | r13 | r14 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 96 | 104 | 112 | 120 | *
* ------------------------------------------------- *
* | f8 | f9 | f10 | f11 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
* ------------------------------------------------- *
* | 128 | 136 | 144 | 152 | *
* ------------------------------------------------- *
* | f12 | f13 | f14 | f15 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | *
* ------------------------------------------------- *
* | 160 | 168 | 176 | | *
* ------------------------------------------------- *
* | fpc | pc | | | *
* ------------------------------------------------- *
*******************************************************/
.text
.align 8
.global jump_fcontext
.type jump_fcontext, @function
#define ARG_OFFSET 0
#define GR_OFFSET 16
#define FP_OFFSET 96
#define FPC_OFFSET 160
#define PC_OFFSET 168
#define CONTEXT_SIZE 176
#define REG_SAVE_AREA_SIZE 160
/*
typedef void* fcontext_t;
struct transfer_t {
fcontext_t fctx;
void * data;
};
transfer_t jump_fcontext( fcontext_t const to,
void * data);
Incoming args
r2 - Hidden argument to the location where the return transfer_t needs to be returned
r3 - Context we want to switch to
r4 - Data pointer
*/
jump_fcontext:
.machine "z10"
/* Reserve stack space to store the current context. */
aghi %r15,-CONTEXT_SIZE
/* Save the argument register holding the location of the return value. */
stg %r2,GR_OFFSET(%r15)
/* Save the call-saved general purpose registers. */
stmg %r6,%r14,GR_OFFSET+8(%r15)
/* Save call-saved floating point registers. */
std %f8,FP_OFFSET(%r15)
std %f9,FP_OFFSET+8(%r15)
std %f10,FP_OFFSET+16(%r15)
std %f11,FP_OFFSET+24(%r15)
std %f12,FP_OFFSET+32(%r15)
std %f13,FP_OFFSET+40(%r15)
std %f14,FP_OFFSET+48(%r15)
std %f15,FP_OFFSET+56(%r15)
/* Save the return address as current pc. */
stg %r14,PC_OFFSET(%r15)
/* Save the floating point control register. */
stfpc FPC_OFFSET(%r15)
/* Backup the stack pointer pointing to the old context-data into r1. */
lgr %r1,%r15
/* Load the new context pointer as stack pointer. */
lgr %r15,%r3
/* Restore the call-saved GPRs from the new context. */
lmg %r6,%r14,GR_OFFSET+8(%r15)
/* Restore call-saved floating point registers. */
ld %f8,FP_OFFSET(%r15)
ld %f9,FP_OFFSET+8(%r15)
ld %f10,FP_OFFSET+16(%r15)
ld %f11,FP_OFFSET+24(%r15)
ld %f12,FP_OFFSET+32(%r15)
ld %f13,FP_OFFSET+40(%r15)
ld %f14,FP_OFFSET+48(%r15)
ld %f15,FP_OFFSET+56(%r15)
/* Load the floating point control register. */
lfpc FPC_OFFSET(%r15)
/* Restore PC - the location where we will jump to at the end. */
lg %r5,PC_OFFSET(%r15)
ltg %r2,GR_OFFSET(%r15)
jnz use_return_slot
/* We restore a make_fcontext context. Use the function
argument slot in the context we just saved and allocate the
register save area for the target function. */
la %r2,ARG_OFFSET(%r1)
aghi %r15,-REG_SAVE_AREA_SIZE
use_return_slot:
/* Save the two fields in transfer_t. When calling a
make_fcontext function this becomes the function argument of
the target function, otherwise it will be the return value of
jump_fcontext. */
stg %r1,0(%r2)
stg %r4,8(%r2)
/* Free the restored context. */
aghi %r15,CONTEXT_SIZE
/* Jump to the PC loaded from the new context. */
br %r5
.size jump_fcontext,.-jump_fcontext
.section .note.GNU-stack,"",%progbits

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/*
Copyright Oliver Kowalke 2009.
Copyright Thomas Sailer 2013.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*************************************************************************************
* ---------------------------------------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ---------------------------------------------------------------------------------- *
* | 0x0 | 0x4 | 0x8 | 0xc | 0x10 | 0x14 | 0x18 | 0x1c | *
* ---------------------------------------------------------------------------------- *
* | SEE registers (XMM6-XMM15) | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ---------------------------------------------------------------------------------- *
* | 0x20 | 0x24 | 0x28 | 0x2c | 0x30 | 0x34 | 0x38 | 0x3c | *
* ---------------------------------------------------------------------------------- *
* | SEE registers (XMM6-XMM15) | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ---------------------------------------------------------------------------------- *
* | 0xe40 | 0x44 | 0x48 | 0x4c | 0x50 | 0x54 | 0x58 | 0x5c | *
* ---------------------------------------------------------------------------------- *
* | SEE registers (XMM6-XMM15) | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ---------------------------------------------------------------------------------- *
* | 0x60 | 0x64 | 0x68 | 0x6c | 0x70 | 0x74 | 0x78 | 0x7c | *
* ---------------------------------------------------------------------------------- *
* | SEE registers (XMM6-XMM15) | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 32 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | *
* ---------------------------------------------------------------------------------- *
* | 0x80 | 0x84 | 0x88 | 0x8c | 0x90 | 0x94 | 0x98 | 0x9c | *
* ---------------------------------------------------------------------------------- *
* | SEE registers (XMM6-XMM15) | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 39 | 40 | 41 | 42 | 43 | 44 | 45 | 46 | *
* ---------------------------------------------------------------------------------- *
* | 0xa0 | 0xa4 | 0xa8 | 0xac | 0xb0 | 0xb4 | 0xb8 | 0xbc | *
* ---------------------------------------------------------------------------------- *
* | fc_mxcsr|fc_x87_cw| <alignment> | fbr_strg | fc_dealloc | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 47 | 48 | 49 | 50 | 51 | 52 | 53 | 54 | *
* ---------------------------------------------------------------------------------- *
* | 0xc0 | 0xc4 | 0xc8 | 0xcc | 0xd0 | 0xd4 | 0xd8 | 0xdc | *
* ---------------------------------------------------------------------------------- *
* | limit | base | R12 | R13 | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 55 | 56 | 57 | 58 | 59 | 60 | 61 | 62 | *
* ---------------------------------------------------------------------------------- *
* | 0xe0 | 0xe4 | 0xe8 | 0xec | 0xf0 | 0xf4 | 0xf8 | 0xfc | *
* ---------------------------------------------------------------------------------- *
* | R14 | R15 | RDI | RSI | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 63 | 64 | 65 | 66 | 67 | 68 | 69 | 70 | *
* ---------------------------------------------------------------------------------- *
* | 0x100 | 0x104 | 0x108 | 0x10c | 0x110 | 0x114 | 0x118 | 0x11c | *
* ---------------------------------------------------------------------------------- *
* | RBX | RBP | hidden | RIP | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 71 | 72 | 73 | 74 | 75 | 76 | 77 | 78 | *
* ---------------------------------------------------------------------------------- *
* | 0x120 | 0x124 | 0x128 | 0x12c | 0x130 | 0x134 | 0x138 | 0x13c | *
* ---------------------------------------------------------------------------------- *
* | parameter area | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 79 | 80 | 81 | 82 | 83 | 84 | 85 | 86 | *
* ---------------------------------------------------------------------------------- *
* | 0x140 | 0x144 | 0x148 | 0x14c | 0x150 | 0x154 | 0x158 | 0x15c | *
* ---------------------------------------------------------------------------------- *
* | FCTX | DATA | | *
* ---------------------------------------------------------------------------------- *
**************************************************************************************/
.file "jump_x86_64_ms_pe_clang_gas.S"
.text
.p2align 4,,15
.globl jump_fcontext
.def jump_fcontext; .scl 2; .type 32; .endef
.seh_proc jump_fcontext
jump_fcontext:
.seh_endprologue
leaq -0x118(%rsp), %rsp /* prepare stack */
#if !defined(BOOST_USE_TSX)
/* save XMM storage */
movaps %xmm6, 0x0(%rsp)
movaps %xmm7, 0x10(%rsp)
movaps %xmm8, 0x20(%rsp)
movaps %xmm9, 0x30(%rsp)
movaps %xmm10, 0x40(%rsp)
movaps %xmm11, 0x50(%rsp)
movaps %xmm12, 0x60(%rsp)
movaps %xmm13, 0x70(%rsp)
movaps %xmm14, 0x80(%rsp)
movaps %xmm15, 0x90(%rsp)
stmxcsr 0xa0(%rsp) /* save MMX control- and status-word */
fnstcw 0xa4(%rsp) /* save x87 control-word */
#endif
/* load NT_TIB */
movq %gs:(0x30), %r10
/* save fiber local storage */
movq 0x20(%r10), %rax
movq %rax, 0xb0(%rsp)
/* save current deallocation stack */
movq 0x1478(%r10), %rax
movq %rax, 0xb8(%rsp)
/* save current stack limit */
movq 0x10(%r10), %rax
movq %rax, 0xc0(%rsp)
/* save current stack base */
movq 0x08(%r10), %rax
movq %rax, 0xc8(%rsp)
movq %r12, 0xd0(%rsp) /* save R12 */
movq %r13, 0xd8(%rsp) /* save R13 */
movq %r14, 0xe0(%rsp) /* save R14 */
movq %r15, 0xe8(%rsp) /* save R15 */
movq %rdi, 0xf0(%rsp) /* save RDI */
movq %rsi, 0xf8(%rsp) /* save RSI */
movq %rbx, 0x100(%rsp) /* save RBX */
movq %rbp, 0x108(%rsp) /* save RBP */
movq %rcx, 0x110(%rsp) /* save hidden address of transport_t */
/* preserve RSP (pointing to context-data) in R9 */
movq %rsp, %r9
/* restore RSP (pointing to context-data) from RDX */
movq %rdx, %rsp
#if !defined(BOOST_USE_TSX)
/* restore XMM storage */
movaps 0x0(%rsp), %xmm6
movaps 0x10(%rsp), %xmm7
movaps 0x20(%rsp), %xmm8
movaps 0x30(%rsp), %xmm9
movaps 0x40(%rsp), %xmm10
movaps 0x50(%rsp), %xmm11
movaps 0x60(%rsp), %xmm12
movaps 0x70(%rsp), %xmm13
movaps 0x80(%rsp), %xmm14
movaps 0x90(%rsp), %xmm15
ldmxcsr 0xa0(%rsp) /* restore MMX control- and status-word */
fldcw 0xa4(%rsp) /* restore x87 control-word */
#endif
/* load NT_TIB */
movq %gs:(0x30), %r10
/* restore fiber local storage */
movq 0xb0(%rsp), %rax
movq %rax, 0x20(%r10)
/* restore current deallocation stack */
movq 0xb8(%rsp), %rax
movq %rax, 0x1478(%r10)
/* restore current stack limit */
movq 0xc0(%rsp), %rax
movq %rax, 0x10(%r10)
/* restore current stack base */
movq 0xc8(%rsp), %rax
movq %rax, 0x08(%r10)
movq 0xd0(%rsp), %r12 /* restore R12 */
movq 0xd8(%rsp), %r13 /* restore R13 */
movq 0xe0(%rsp), %r14 /* restore R14 */
movq 0xe8(%rsp), %r15 /* restore R15 */
movq 0xf0(%rsp), %rdi /* restore RDI */
movq 0xf8(%rsp), %rsi /* restore RSI */
movq 0x100(%rsp), %rbx /* restore RBX */
movq 0x108(%rsp), %rbp /* restore RBP */
movq 0x110(%rsp), %rax /* restore hidden address of transport_t */
leaq 0x118(%rsp), %rsp /* prepare stack */
/* restore return-address */
popq %r10
/* transport_t returned in RAX */
/* return parent fcontext_t */
movq %r9, 0x0(%rax)
/* return data */
movq %r8, 0x8(%rax)
/* transport_t as 1.arg of context-function */
movq %rax, %rcx
/* indirect jump to context */
jmp *%r10
.seh_endproc
.section .drectve
.ascii " -export:\"jump_fcontext\""

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/*
Copyright Oliver Kowalke 2009.
Copyright Thomas Sailer 2013.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*************************************************************************************
* ---------------------------------------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ---------------------------------------------------------------------------------- *
* | 0x0 | 0x4 | 0x8 | 0xc | 0x10 | 0x14 | 0x18 | 0x1c | *
* ---------------------------------------------------------------------------------- *
* | SEE registers (XMM6-XMM15) | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ---------------------------------------------------------------------------------- *
* | 0x20 | 0x24 | 0x28 | 0x2c | 0x30 | 0x34 | 0x38 | 0x3c | *
* ---------------------------------------------------------------------------------- *
* | SEE registers (XMM6-XMM15) | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ---------------------------------------------------------------------------------- *
* | 0xe40 | 0x44 | 0x48 | 0x4c | 0x50 | 0x54 | 0x58 | 0x5c | *
* ---------------------------------------------------------------------------------- *
* | SEE registers (XMM6-XMM15) | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ---------------------------------------------------------------------------------- *
* | 0x60 | 0x64 | 0x68 | 0x6c | 0x70 | 0x74 | 0x78 | 0x7c | *
* ---------------------------------------------------------------------------------- *
* | SEE registers (XMM6-XMM15) | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 32 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | *
* ---------------------------------------------------------------------------------- *
* | 0x80 | 0x84 | 0x88 | 0x8c | 0x90 | 0x94 | 0x98 | 0x9c | *
* ---------------------------------------------------------------------------------- *
* | SEE registers (XMM6-XMM15) | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 39 | 40 | 41 | 42 | 43 | 44 | 45 | 46 | *
* ---------------------------------------------------------------------------------- *
* | 0xa0 | 0xa4 | 0xa8 | 0xac | 0xb0 | 0xb4 | 0xb8 | 0xbc | *
* ---------------------------------------------------------------------------------- *
* | fc_mxcsr|fc_x87_cw| <alignment> | fbr_strg | fc_dealloc | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 47 | 48 | 49 | 50 | 51 | 52 | 53 | 54 | *
* ---------------------------------------------------------------------------------- *
* | 0xc0 | 0xc4 | 0xc8 | 0xcc | 0xd0 | 0xd4 | 0xd8 | 0xdc | *
* ---------------------------------------------------------------------------------- *
* | limit | base | R12 | R13 | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 55 | 56 | 57 | 58 | 59 | 60 | 61 | 62 | *
* ---------------------------------------------------------------------------------- *
* | 0xe0 | 0xe4 | 0xe8 | 0xec | 0xf0 | 0xf4 | 0xf8 | 0xfc | *
* ---------------------------------------------------------------------------------- *
* | R14 | R15 | RDI | RSI | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 63 | 64 | 65 | 66 | 67 | 68 | 69 | 70 | *
* ---------------------------------------------------------------------------------- *
* | 0x100 | 0x104 | 0x108 | 0x10c | 0x110 | 0x114 | 0x118 | 0x11c | *
* ---------------------------------------------------------------------------------- *
* | RBX | RBP | hidden | RIP | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 71 | 72 | 73 | 74 | 75 | 76 | 77 | 78 | *
* ---------------------------------------------------------------------------------- *
* | 0x120 | 0x124 | 0x128 | 0x12c | 0x130 | 0x134 | 0x138 | 0x13c | *
* ---------------------------------------------------------------------------------- *
* | parameter area | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 79 | 80 | 81 | 82 | 83 | 84 | 85 | 86 | *
* ---------------------------------------------------------------------------------- *
* | 0x140 | 0x144 | 0x148 | 0x14c | 0x150 | 0x154 | 0x158 | 0x15c | *
* ---------------------------------------------------------------------------------- *
* | FCTX | DATA | | *
* ---------------------------------------------------------------------------------- *
**************************************************************************************/
.file "jump_x86_64_ms_pe_gas.asm"
.text
.p2align 4,,15
.globl jump_fcontext
.def jump_fcontext; .scl 2; .type 32; .endef
.seh_proc jump_fcontext
jump_fcontext:
.seh_endprologue
leaq -0x118(%rsp), %rsp /* prepare stack */
#if !defined(BOOST_USE_TSX)
/* save XMM storage */
movaps %xmm6, 0x0(%rsp)
movaps %xmm7, 0x10(%rsp)
movaps %xmm8, 0x20(%rsp)
movaps %xmm9, 0x30(%rsp)
movaps %xmm10, 0x40(%rsp)
movaps %xmm11, 0x50(%rsp)
movaps %xmm12, 0x60(%rsp)
movaps %xmm13, 0x70(%rsp)
movaps %xmm14, 0x80(%rsp)
movaps %xmm15, 0x90(%rsp)
stmxcsr 0xa0(%rsp) /* save MMX control- and status-word */
fnstcw 0xa4(%rsp) /* save x87 control-word */
#endif
/* load NT_TIB */
movq %gs:(0x30), %r10
/* save fiber local storage */
movq 0x20(%r10), %rax
movq %rax, 0xb0(%rsp)
/* save current deallocation stack */
movq 0x1478(%r10), %rax
movq %rax, 0xb8(%rsp)
/* save current stack limit */
movq 0x10(%r10), %rax
movq %rax, 0xc0(%rsp)
/* save current stack base */
movq 0x08(%r10), %rax
movq %rax, 0xc8(%rsp)
movq %r12, 0xd0(%rsp) /* save R12 */
movq %r13, 0xd8(%rsp) /* save R13 */
movq %r14, 0xe0(%rsp) /* save R14 */
movq %r15, 0xe8(%rsp) /* save R15 */
movq %rdi, 0xf0(%rsp) /* save RDI */
movq %rsi, 0xf8(%rsp) /* save RSI */
movq %rbx, 0x100(%rsp) /* save RBX */
movq %rbp, 0x108(%rsp) /* save RBP */
movq %rcx, 0x110(%rsp) /* save hidden address of transport_t */
/* preserve RSP (pointing to context-data) in R9 */
movq %rsp, %r9
/* restore RSP (pointing to context-data) from RDX */
movq %rdx, %rsp
#if !defined(BOOST_USE_TSX)
/* restore XMM storage */
movaps 0x0(%rsp), %xmm6
movaps 0x10(%rsp), %xmm7
movaps 0x20(%rsp), %xmm8
movaps 0x30(%rsp), %xmm9
movaps 0x40(%rsp), %xmm10
movaps 0x50(%rsp), %xmm11
movaps 0x60(%rsp), %xmm12
movaps 0x70(%rsp), %xmm13
movaps 0x80(%rsp), %xmm14
movaps 0x90(%rsp), %xmm15
ldmxcsr 0xa0(%rsp) /* restore MMX control- and status-word */
fldcw 0xa4(%rsp) /* restore x87 control-word */
#endif
/* load NT_TIB */
movq %gs:(0x30), %r10
/* restore fiber local storage */
movq 0xb0(%rsp), %rax
movq %rax, 0x20(%r10)
/* restore current deallocation stack */
movq 0xb8(%rsp), %rax
movq %rax, 0x1478(%r10)
/* restore current stack limit */
movq 0xc0(%rsp), %rax
movq %rax, 0x10(%r10)
/* restore current stack base */
movq 0xc8(%rsp), %rax
movq %rax, 0x08(%r10)
movq 0xd0(%rsp), %r12 /* restore R12 */
movq 0xd8(%rsp), %r13 /* restore R13 */
movq 0xe0(%rsp), %r14 /* restore R14 */
movq 0xe8(%rsp), %r15 /* restore R15 */
movq 0xf0(%rsp), %rdi /* restore RDI */
movq 0xf8(%rsp), %rsi /* restore RSI */
movq 0x100(%rsp), %rbx /* restore RBX */
movq 0x108(%rsp), %rbp /* restore RBP */
movq 0x110(%rsp), %rax /* restore hidden address of transport_t */
leaq 0x118(%rsp), %rsp /* prepare stack */
/* restore return-address */
popq %r10
/* transport_t returned in RAX */
/* return parent fcontext_t */
movq %r9, 0x0(%rax)
/* return data */
movq %r8, 0x8(%rax)
/* transport_t as 1.arg of context-function */
movq %rax, %rcx
/* indirect jump to context */
jmp *%r10
.seh_endproc
.section .drectve
.ascii " -export:\"jump_fcontext\""

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; Copyright Oliver Kowalke 2009.
; Distributed under the Boost Software License, Version 1.0.
; (See accompanying file LICENSE_1_0.txt or copy at
; http://www.boost.org/LICENSE_1_0.txt)
; ----------------------------------------------------------------------------------
; | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
; ----------------------------------------------------------------------------------
; | 0x0 | 0x4 | 0x8 | 0xc | 0x10 | 0x14 | 0x18 | 0x1c |
; ----------------------------------------------------------------------------------
; | SEE registers (XMM6-XMM15) |
; ----------------------------------------------------------------------------------
; ----------------------------------------------------------------------------------
; | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 |
; ----------------------------------------------------------------------------------
; | 0x20 | 0x24 | 0x28 | 0x2c | 0x30 | 0x34 | 0x38 | 0x3c |
; ----------------------------------------------------------------------------------
; | SEE registers (XMM6-XMM15) |
; ----------------------------------------------------------------------------------
; ----------------------------------------------------------------------------------
; | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
; ----------------------------------------------------------------------------------
; | 0xe40 | 0x44 | 0x48 | 0x4c | 0x50 | 0x54 | 0x58 | 0x5c |
; ----------------------------------------------------------------------------------
; | SEE registers (XMM6-XMM15) |
; ----------------------------------------------------------------------------------
; ----------------------------------------------------------------------------------
; | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
; ----------------------------------------------------------------------------------
; | 0x60 | 0x64 | 0x68 | 0x6c | 0x70 | 0x74 | 0x78 | 0x7c |
; ----------------------------------------------------------------------------------
; | SEE registers (XMM6-XMM15) |
; ----------------------------------------------------------------------------------
; ----------------------------------------------------------------------------------
; | 32 | 32 | 33 | 34 | 35 | 36 | 37 | 38 |
; ----------------------------------------------------------------------------------
; | 0x80 | 0x84 | 0x88 | 0x8c | 0x90 | 0x94 | 0x98 | 0x9c |
; ----------------------------------------------------------------------------------
; | SEE registers (XMM6-XMM15) |
; ----------------------------------------------------------------------------------
; ----------------------------------------------------------------------------------
; | 39 | 40 | 41 | 42 | 43 | 44 | 45 | 46 |
; ----------------------------------------------------------------------------------
; | 0xa0 | 0xa4 | 0xa8 | 0xac | 0xb0 | 0xb4 | 0xb8 | 0xbc |
; ----------------------------------------------------------------------------------
; | fc_mxcsr|fc_x87_cw| <alignment> | fbr_strg | fc_dealloc |
; ----------------------------------------------------------------------------------
; ----------------------------------------------------------------------------------
; | 47 | 48 | 49 | 50 | 51 | 52 | 53 | 54 |
; ----------------------------------------------------------------------------------
; | 0xc0 | 0xc4 | 0xc8 | 0xcc | 0xd0 | 0xd4 | 0xd8 | 0xdc |
; ----------------------------------------------------------------------------------
; | limit | base | R12 | R13 |
; ----------------------------------------------------------------------------------
; ----------------------------------------------------------------------------------
; | 55 | 56 | 57 | 58 | 59 | 60 | 61 | 62 |
; ----------------------------------------------------------------------------------
; | 0xe0 | 0xe4 | 0xe8 | 0xec | 0xf0 | 0xf4 | 0xf8 | 0xfc |
; ----------------------------------------------------------------------------------
; | R14 | R15 | RDI | RSI |
; ----------------------------------------------------------------------------------
; ----------------------------------------------------------------------------------
; | 63 | 64 | 65 | 66 | 67 | 68 | 69 | 70 |
; ----------------------------------------------------------------------------------
; | 0x100 | 0x104 | 0x108 | 0x10c | 0x110 | 0x114 | 0x118 | 0x11c |
; ----------------------------------------------------------------------------------
; | RBX | RBP | hidden | RIP |
; ----------------------------------------------------------------------------------
; ----------------------------------------------------------------------------------
; | 71 | 72 | 73 | 74 | 75 | 76 | 77 | 78 |
; ----------------------------------------------------------------------------------
; | 0x120 | 0x124 | 0x128 | 0x12c | 0x130 | 0x134 | 0x138 | 0x13c |
; ----------------------------------------------------------------------------------
; | parameter area |
; ----------------------------------------------------------------------------------
; ----------------------------------------------------------------------------------
; | 79 | 80 | 81 | 82 | 83 | 84 | 85 | 86 |
; ----------------------------------------------------------------------------------
; | 0x140 | 0x144 | 0x148 | 0x14c | 0x150 | 0x154 | 0x158 | 0x15c |
; ----------------------------------------------------------------------------------
; | FCTX | DATA | |
; ----------------------------------------------------------------------------------
.code
jump_fcontext PROC BOOST_CONTEXT_EXPORT FRAME
.endprolog
; prepare stack
lea rsp, [rsp-0118h]
IFNDEF BOOST_USE_TSX
; save XMM storage
movaps [rsp], xmm6
movaps [rsp+010h], xmm7
movaps [rsp+020h], xmm8
movaps [rsp+030h], xmm9
movaps [rsp+040h], xmm10
movaps [rsp+050h], xmm11
movaps [rsp+060h], xmm12
movaps [rsp+070h], xmm13
movaps [rsp+080h], xmm14
movaps [rsp+090h], xmm15
; save MMX control- and status-word
stmxcsr [rsp+0a0h]
; save x87 control-word
fnstcw [rsp+0a4h]
ENDIF
; load NT_TIB
mov r10, gs:[030h]
; save fiber local storage
mov rax, [r10+020h]
mov [rsp+0b0h], rax
; save current deallocation stack
mov rax, [r10+01478h]
mov [rsp+0b8h], rax
; save current stack limit
mov rax, [r10+010h]
mov [rsp+0c0h], rax
; save current stack base
mov rax, [r10+08h]
mov [rsp+0c8h], rax
mov [rsp+0d0h], r12 ; save R12
mov [rsp+0d8h], r13 ; save R13
mov [rsp+0e0h], r14 ; save R14
mov [rsp+0e8h], r15 ; save R15
mov [rsp+0f0h], rdi ; save RDI
mov [rsp+0f8h], rsi ; save RSI
mov [rsp+0100h], rbx ; save RBX
mov [rsp+0108h], rbp ; save RBP
mov [rsp+0110h], rcx ; save hidden address of transport_t
; preserve RSP (pointing to context-data) in R9
mov r9, rsp
; restore RSP (pointing to context-data) from RDX
mov rsp, rdx
IFNDEF BOOST_USE_TSX
; restore XMM storage
movaps xmm6, [rsp]
movaps xmm7, [rsp+010h]
movaps xmm8, [rsp+020h]
movaps xmm9, [rsp+030h]
movaps xmm10, [rsp+040h]
movaps xmm11, [rsp+050h]
movaps xmm12, [rsp+060h]
movaps xmm13, [rsp+070h]
movaps xmm14, [rsp+080h]
movaps xmm15, [rsp+090h]
; restore MMX control- and status-word
ldmxcsr [rsp+0a0h]
; save x87 control-word
fldcw [rsp+0a4h]
ENDIF
; load NT_TIB
mov r10, gs:[030h]
; restore fiber local storage
mov rax, [rsp+0b0h]
mov [r10+020h], rax
; restore current deallocation stack
mov rax, [rsp+0b8h]
mov [r10+01478h], rax
; restore current stack limit
mov rax, [rsp+0c0h]
mov [r10+010h], rax
; restore current stack base
mov rax, [rsp+0c8h]
mov [r10+08h], rax
mov r12, [rsp+0d0h] ; restore R12
mov r13, [rsp+0d8h] ; restore R13
mov r14, [rsp+0e0h] ; restore R14
mov r15, [rsp+0e8h] ; restore R15
mov rdi, [rsp+0f0h] ; restore RDI
mov rsi, [rsp+0f8h] ; restore RSI
mov rbx, [rsp+0100h] ; restore RBX
mov rbp, [rsp+0108h] ; restore RBP
mov rax, [rsp+0110h] ; restore hidden address of transport_t
; prepare stack
lea rsp, [rsp+0118h]
; load return-address
pop r10
; transport_t returned in RAX
; return parent fcontext_t
mov [rax], r9
; return data
mov [rax+08h], r8
; transport_t as 1.arg of context-function
mov rcx, rax
; indirect jump to context
jmp r10
jump_fcontext ENDP
END

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/*
Copyright Oliver Kowalke 2009.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/****************************************************************************************
* *
* ---------------------------------------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ---------------------------------------------------------------------------------- *
* | 0x0 | 0x4 | 0x8 | 0xc | 0x10 | 0x14 | 0x18 | 0x1c | *
* ---------------------------------------------------------------------------------- *
* | fc_mxcsr|fc_x87_cw| guard | R12 | R13 | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ---------------------------------------------------------------------------------- *
* | 0x20 | 0x24 | 0x28 | 0x2c | 0x30 | 0x34 | 0x38 | 0x3c | *
* ---------------------------------------------------------------------------------- *
* | R14 | R15 | RBX | RBP | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ---------------------------------------------------------------------------------- *
* | 0x40 | 0x44 | | *
* ---------------------------------------------------------------------------------- *
* | RIP | | *
* ---------------------------------------------------------------------------------- *
* *
****************************************************************************************/
# if defined __CET__
# include <cet.h>
# define SHSTK_ENABLED (__CET__ & 0x2)
# define BOOST_CONTEXT_SHADOW_STACK (SHSTK_ENABLED && SHADOW_STACK_SYSCALL)
# else
# define _CET_ENDBR
# endif
.file "jump_x86_64_sysv_elf_gas.S"
.text
.globl jump_fcontext
.type jump_fcontext,@function
.align 16
jump_fcontext:
_CET_ENDBR
leaq -0x40(%rsp), %rsp /* prepare stack */
#if !defined(BOOST_USE_TSX)
stmxcsr (%rsp) /* save MMX control- and status-word */
fnstcw 0x4(%rsp) /* save x87 control-word */
#endif
#if defined(BOOST_CONTEXT_TLS_STACK_PROTECTOR)
movq %fs:0x28, %rcx /* read stack guard from TLS record */
movq %rcx, 0x8(%rsp) /* save stack guard */
#endif
movq %r12, 0x10(%rsp) /* save R12 */
movq %r13, 0x18(%rsp) /* save R13 */
movq %r14, 0x20(%rsp) /* save R14 */
movq %r15, 0x28(%rsp) /* save R15 */
movq %rbx, 0x30(%rsp) /* save RBX */
movq %rbp, 0x38(%rsp) /* save RBP */
#if BOOST_CONTEXT_SHADOW_STACK
/* grow the stack to reserve space for shadow stack pointer(SSP) */
leaq -0x8(%rsp), %rsp
/* read the current SSP and store it */
rdsspq %rcx
movq %rcx, (%rsp)
#endif
/* store RSP (pointing to context-data) in RAX */
movq %rsp, %rax
/* restore RSP (pointing to context-data) from RDI */
movq %rdi, %rsp
#if BOOST_CONTEXT_SHADOW_STACK
/* first 8 bytes are SSP */
movq (%rsp), %rcx
leaq 0x8(%rsp), %rsp
/* Restore target(new) shadow stack */
rstorssp -8(%rcx)
/* restore token for previous shadow stack is pushed */
/* on previous shadow stack after saveprevssp */
saveprevssp
/* when return, jump_fcontext jump to restored return address */
/* (r8) instead of RET. This miss of RET implies us to unwind */
/* shadow stack accordingly. Otherwise mismatch occur */
movq $1, %rcx
incsspq %rcx
#endif
movq 0x40(%rsp), %r8 /* restore return-address */
#if !defined(BOOST_USE_TSX)
ldmxcsr (%rsp) /* restore MMX control- and status-word */
fldcw 0x4(%rsp) /* restore x87 control-word */
#endif
#if defined(BOOST_CONTEXT_TLS_STACK_PROTECTOR)
movq 0x8(%rsp), %rdx /* load stack guard */
movq %rdx, %fs:0x28 /* restore stack guard to TLS record */
#endif
movq 0x10(%rsp), %r12 /* restore R12 */
movq 0x18(%rsp), %r13 /* restore R13 */
movq 0x20(%rsp), %r14 /* restore R14 */
movq 0x28(%rsp), %r15 /* restore R15 */
movq 0x30(%rsp), %rbx /* restore RBX */
movq 0x38(%rsp), %rbp /* restore RBP */
leaq 0x48(%rsp), %rsp /* prepare stack */
/* return transfer_t from jump */
#if !defined(_ILP32)
/* RAX == fctx, RDX == data */
movq %rsi, %rdx
#else
/* RAX == data:fctx */
salq $32, %rsi
orq %rsi, %rax
#endif
/* pass transfer_t as first arg in context function */
#if !defined(_ILP32)
/* RDI == fctx, RSI == data */
#else
/* RDI == data:fctx */
#endif
movq %rax, %rdi
/* indirect jump to context */
jmp *%r8
.size jump_fcontext,.-jump_fcontext
/* Mark that we don't need executable stack. */
.section .note.GNU-stack,"",%progbits

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/*
Copyright Oliver Kowalke 2009.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/****************************************************************************************
* *
* ---------------------------------------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ---------------------------------------------------------------------------------- *
* | 0x0 | 0x4 | 0x8 | 0xc | 0x10 | 0x14 | 0x18 | 0x1c | *
* ---------------------------------------------------------------------------------- *
* | fc_mxcsr|fc_x87_cw| R12 | R13 | R14 | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ---------------------------------------------------------------------------------- *
* | 0x20 | 0x24 | 0x28 | 0x2c | 0x30 | 0x34 | 0x38 | 0x3c | *
* ---------------------------------------------------------------------------------- *
* | R15 | RBX | RBP | RIP | *
* ---------------------------------------------------------------------------------- *
* *
****************************************************************************************/
.text
.globl _jump_fcontext
.align 8
_jump_fcontext:
leaq -0x38(%rsp), %rsp /* prepare stack */
#if !defined(BOOST_USE_TSX)
stmxcsr (%rsp) /* save MMX control- and status-word */
fnstcw 0x4(%rsp) /* save x87 control-word */
#endif
movq %r12, 0x8(%rsp) /* save R12 */
movq %r13, 0x10(%rsp) /* save R13 */
movq %r14, 0x18(%rsp) /* save R14 */
movq %r15, 0x20(%rsp) /* save R15 */
movq %rbx, 0x28(%rsp) /* save RBX */
movq %rbp, 0x30(%rsp) /* save RBP */
/* store RSP (pointing to context-data) in RAX */
movq %rsp, %rax
/* restore RSP (pointing to context-data) from RDI */
movq %rdi, %rsp
movq 0x38(%rsp), %r8 /* restore return-address */
#if !defined(BOOST_USE_TSX)
ldmxcsr (%rsp) /* restore MMX control- and status-word */
fldcw 0x4(%rsp) /* restore x87 control-word */
#endif
movq 0x8(%rsp), %r12 /* restore R12 */
movq 0x10(%rsp), %r13 /* restore R13 */
movq 0x18(%rsp), %r14 /* restore R14 */
movq 0x20(%rsp), %r15 /* restore R15 */
movq 0x28(%rsp), %rbx /* restore RBX */
movq 0x30(%rsp), %rbp /* restore RBP */
leaq 0x40(%rsp), %rsp /* prepare stack */
/* return transfer_t from jump */
/* RAX == fctx, RDX == data */
movq %rsi, %rdx
/* pass transfer_t as first arg in context function */
/* RDI == fctx, RSI == data */
movq %rax, %rdi
/* indirect jump to context */
jmp *%r8

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/*
Copyright Edward Nevill + Oliver Kowalke 2015
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ------------------------------------------------- *
* | 0x0 | 0x4 | 0x8 | 0xc | 0x10| 0x14| 0x18| 0x1c| *
* ------------------------------------------------- *
* | d8 | d9 | d10 | d11 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 0x20| 0x24| 0x28| 0x2c| 0x30| 0x34| 0x38| 0x3c| *
* ------------------------------------------------- *
* | d12 | d13 | d14 | d15 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 0x40| 0x44| 0x48| 0x4c| 0x50| 0x54| 0x58| 0x5c| *
* ------------------------------------------------- *
* | x19 | x20 | x21 | x22 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 0x60| 0x64| 0x68| 0x6c| 0x70| 0x74| 0x78| 0x7c| *
* ------------------------------------------------- *
* | x23 | x24 | x25 | x26 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
* ------------------------------------------------- *
* | 0x80| 0x84| 0x88| 0x8c| 0x90| 0x94| 0x98| 0x9c| *
* ------------------------------------------------- *
* | x27 | x28 | FP | LR | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 40 | 41 | 42 | 43 | | | *
* ------------------------------------------------- *
* | 0xa0| 0xa4| 0xa8| 0xac| | | *
* ------------------------------------------------- *
* | PC | align | | | *
* ------------------------------------------------- *
* *
*******************************************************/
.file "make_arm64_aapcs_elf_gas.S"
.text
.align 2
.global make_fcontext
.type make_fcontext, %function
make_fcontext:
# shift address in x0 (allocated stack) to lower 16 byte boundary
and x0, x0, ~0xF
# reserve space for context-data on context-stack
sub x0, x0, #0xb0
# third arg of make_fcontext() == address of context-function
# store address as a PC to jump in
str x2, [x0, #0xa0]
# save address of finish as return-address for context-function
# will be entered after context-function returns (LR register)
adr x1, finish
str x1, [x0, #0x98]
ret x30 // return pointer to context-data (x0)
finish:
# exit code is zero
mov x0, #0
# exit application
bl _exit
.size make_fcontext,.-make_fcontext
# Mark that we don't need executable stack.
.section .note.GNU-stack,"",%progbits

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/*
Copyright Edward Nevill + Oliver Kowalke 2015
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ------------------------------------------------- *
* | 0x0 | 0x4 | 0x8 | 0xc | 0x10| 0x14| 0x18| 0x1c| *
* ------------------------------------------------- *
* | d8 | d9 | d10 | d11 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 0x20| 0x24| 0x28| 0x2c| 0x30| 0x34| 0x38| 0x3c| *
* ------------------------------------------------- *
* | d12 | d13 | d14 | d15 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 0x40| 0x44| 0x48| 0x4c| 0x50| 0x54| 0x58| 0x5c| *
* ------------------------------------------------- *
* | x19 | x20 | x21 | x22 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 0x60| 0x64| 0x68| 0x6c| 0x70| 0x74| 0x78| 0x7c| *
* ------------------------------------------------- *
* | x23 | x24 | x25 | x26 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
* ------------------------------------------------- *
* | 0x80| 0x84| 0x88| 0x8c| 0x90| 0x94| 0x98| 0x9c| *
* ------------------------------------------------- *
* | x27 | x28 | FP | LR | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 40 | 41 | 42 | 43 | | | *
* ------------------------------------------------- *
* | 0xa0| 0xa4| 0xa8| 0xac| | | *
* ------------------------------------------------- *
* | PC | align | | | *
* ------------------------------------------------- *
* *
*******************************************************/
.text
.globl _make_fcontext
.balign 16
_make_fcontext:
; shift address in x0 (allocated stack) to lower 16 byte boundary
and x0, x0, ~0xF
; reserve space for context-data on context-stack
sub x0, x0, #0xb0
; third arg of make_fcontext() == address of context-function
; store address as a PC to jump in
str x2, [x0, #0xa0]
adr x1, finish
; save address of finish as return-address for context-function
; will be entered after context-function returns (LR register)
str x1, [x0, #0x98]
ret lr ; return pointer to context-data (x0)
finish:
; exit code is zero
mov x0, #0
; exit application
bl __exit

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; Copyright Edward Nevill + Oliver Kowalke 2015
; Distributed under the Boost Software License, Version 1.0.
; (See accompanying file LICENSE_1_0.txt or copy at
; http://www.boost.org/LICENSE_1_0.txt)
;*******************************************************
;* *
;* ------------------------------------------------- *
;* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
;* ------------------------------------------------- *
;* | 0x0 | 0x4 | 0x8 | 0xc | 0x10| 0x14| 0x18| 0x1c| *
;* ------------------------------------------------- *
;* | d8 | d9 | d10 | d11 | *
;* ------------------------------------------------- *
;* ------------------------------------------------- *
;* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
;* ------------------------------------------------- *
;* | 0x20| 0x24| 0x28| 0x2c| 0x30| 0x34| 0x38| 0x3c| *
;* ------------------------------------------------- *
;* | d12 | d13 | d14 | d15 | *
;* ------------------------------------------------- *
;* ------------------------------------------------- *
;* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
;* ------------------------------------------------- *
;* | 0x40| 0x44| 0x48| 0x4c| 0x50| 0x54| 0x58| 0x5c| *
;* ------------------------------------------------- *
;* | x19 | x20 | x21 | x22 | *
;* ------------------------------------------------- *
;* ------------------------------------------------- *
;* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
;* ------------------------------------------------- *
;* | 0x60| 0x64| 0x68| 0x6c| 0x70| 0x74| 0x78| 0x7c| *
;* ------------------------------------------------- *
;* | x23 | x24 | x25 | x26 | *
;* ------------------------------------------------- *
;* ------------------------------------------------- *
;* | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
;* ------------------------------------------------- *
;* | 0x80| 0x84| 0x88| 0x8c| 0x90| 0x94| 0x98| 0x9c| *
;* ------------------------------------------------- *
;* | x27 | x28 | FP | LR | *
;* ------------------------------------------------- *
;* ------------------------------------------------- *
;* | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | *
;* ------------------------------------------------- *
;* | 0xa0| 0xa4| 0xa8| 0xac| 0xb0| 0xb4| 0xb8| 0xbc| *
;* ------------------------------------------------- *
;* | base | limit | dealloc | fiber data| *
;* ------------------------------------------------- *
;* ------------------------------------------------- *
;* | 48 | 49 | 50 | 51 | | | *
;* ------------------------------------------------- *
;* | 0xc0| 0xc4| 0xc8| 0xcc| | | *
;* ------------------------------------------------- *
;* | PC | align | | | *
;* ------------------------------------------------- *
;* *
;*******************************************************
AREA |.text|, CODE, READONLY, ALIGN=4, CODEALIGN
EXPORT make_fcontext
IMPORT _exit
make_fcontext proc
; save stack top address to x3
mov x3, x0
; shift address in x0 (allocated stack) to lower 16 byte boundary
and x0, x0, ~0xF
; reserve space for context-data on context-stack
sub x0, x0, #0xd0
; save top address of context_stack as 'base'
str x3, [x0, #0xa0]
; save bottom address of context-stack as 'limit' and 'dealloction stack'
sub x3, x3, x1
stp x3, x3, [x0, #0xa8]
; save 0 as 'fiber data'
str xzr, [x0, #0xb8]
; third arg of make_fcontext() == address of context-function
; store address as x19 for trampoline
str x2, [x0, #0x40]
; store trampoline address as pc
adr x2, trampoline
str x2, [x0, #0xc0]
; save address of finish as return-address for context-function
; will be entered after context-function returns (LR register)
adr x1, finish
str x1, [x0, #0x98]
ret x30 ; return pointer to context-data (x0)
trampoline
stp fp, lr, [sp, #-0x10]!
mov fp, sp
blr x19
finish
; exit code is zero
mov x0, #0
; exit application
bl _exit
ENDP
END

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/*
Copyright Oliver Kowalke 2009.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ------------------------------------------------- *
* | 0x0 | 0x4 | 0x8 | 0xc | 0x10| 0x14| 0x18| 0x1c| *
* ------------------------------------------------- *
* | s16 | s17 | s18 | s19 | s20 | s21 | s22 | s23 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 0x20| 0x24| 0x28| 0x2c| 0x30| 0x34| 0x38| 0x3c| *
* ------------------------------------------------- *
* | s24 | s25 | s26 | s27 | s28 | s29 | s30 | s31 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 0x40| 0x44| 0x48| 0x4c| 0x50| 0x54| 0x58| 0x5c| *
* ------------------------------------------------- *
* |hiddn| v1 | v2 | v3 | v4 | v5 | v6 | v7 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 0x60| 0x64| 0x68| 0x6c| 0x70| 0x74| 0x78| 0x7c| *
* ------------------------------------------------- *
* | v8 | lr | pc | FCTX| DATA| | *
* ------------------------------------------------- *
* *
*******************************************************/
.file "make_arm_aapcs_elf_gas.S"
.text
.globl make_fcontext
.align 2
.type make_fcontext,%function
.syntax unified
make_fcontext:
@ shift address in A1 to lower 16 byte boundary
bic a1, a1, #15
@ reserve space for context-data on context-stack
sub a1, a1, #124
@ third arg of make_fcontext() == address of context-function
str a3, [a1, #104]
@ compute address of returned transfer_t
add a2, a1, #108
mov a3, a2
str a3, [a1, #64]
@ compute abs address of label finish
adr a2, finish
@ save address of finish as return-address for context-function
@ will be entered after context-function returns
str a2, [a1, #100]
#if (defined(__VFP_FP__) && !defined(__SOFTFP__))
#endif
bx lr @ return pointer to context-data
finish:
@ exit code is zero
mov a1, #0
@ exit application
bl _exit@PLT
.size make_fcontext,.-make_fcontext
@ Mark that we don't need executable stack.
.section .note.GNU-stack,"",%progbits

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/*
Copyright Oliver Kowalke 2009.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ------------------------------------------------- *
* | 0x0 | 0x4 | 0x8 | 0xc | 0x10| 0x14| 0x18| 0x1c| *
* ------------------------------------------------- *
* | s16 | s17 | s18 | s19 | s20 | s21 | s22 | s23 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 0x20| 0x24| 0x28| 0x2c| 0x30| 0x34| 0x38| 0x3c| *
* ------------------------------------------------- *
* | s24 | s25 | s26 | s27 | s28 | s29 | s30 | s31 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 0x0 | 0x4 | 0x8 | 0xc | 0x10| 0x14| 0x18| 0x1c| *
* ------------------------------------------------- *
* | sjlj|hiddn| v1 | v2 | v3 | v4 | v5 | v6 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 0x20| 0x24| 0x28| 0x2c| 0x30| 0x34| 0x38| 0x3c| *
* ------------------------------------------------- *
* | v7 | v8 | lr | pc | FCTX| DATA| | *
* ------------------------------------------------- *
* *
*******************************************************/
.text
.globl _make_fcontext
.align 2
_make_fcontext:
@ shift address in A1 to lower 16 byte boundary
bic a1, a1, #15
@ reserve space for context-data on context-stack
sub a1, a1, #124
@ third arg of make_fcontext() == address of context-function
str a3, [a1, #108]
@ compute address of returned transfer_t
add a2, a1, #112
mov a3, a2
str a3, [a1, #68]
@ compute abs address of label finish
adr a2, finish
@ save address of finish as return-address for context-function
@ will be entered after context-function returns
str a2, [a1, #104]
bx lr @ return pointer to context-data
finish:
@ exit code is zero
mov a1, #0
@ exit application
bl __exit

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;/*
; Copyright Oliver Kowalke 2009.
; Distributed under the Boost Software License, Version 1.0.
; (See accompanying file LICENSE_1_0.txt or copy at
; http://www.boost.org/LICENSE_1_0.txt)
;*/
; *******************************************************
; * *
; * ------------------------------------------------- *
; * | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
; * ------------------------------------------------- *
; * | 0x0 | 0x4 | 0x8 | 0xc | 0x10| 0x14| 0x18| 0x1c| *
; * ------------------------------------------------- *
; * |deall|limit| base|hiddn| v1 | v2 | v3 | v4 | *
; * ------------------------------------------------- *
; * ------------------------------------------------- *
; * | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
; * ------------------------------------------------- *
; * | 0x20| 0x24| 0x28| 0x2c| 0x30| 0x34| 0x38| 0x3c| *
; * ------------------------------------------------- *
; * | v5 | v6 | v7 | v8 | lr | pc | FCTX| DATA| *
; * ------------------------------------------------- *
; * *
; *******************************************************
AREA |.text|, CODE
ALIGN 4
EXPORT make_fcontext
IMPORT _exit
make_fcontext PROC
; first arg of make_fcontext() == top of context-stack
; save top of context-stack (base) A4
mov a4, a1
; shift address in A1 to lower 16 byte boundary
bic a1, a1, #0x0f
; reserve space for context-data on context-stack
sub a1, a1, #0x48
; save top address of context_stack as 'base'
str a4, [a1, #0x8]
; second arg of make_fcontext() == size of context-stack
; compute bottom address of context-stack (limit)
sub a4, a4, a2
; save bottom address of context-stack as 'limit'
str a4, [a1, #0x4]
; save bottom address of context-stack as 'dealloction stack'
str a4, [a1, #0x0]
; third arg of make_fcontext() == address of context-function
str a3, [a1, #0x34]
; compute address of returned transfer_t
add a2, a1, #0x38
mov a3, a2
str a3, [a1, #0xc]
; compute abs address of label finish
adr a2, finish
; save address of finish as return-address for context-function
; will be entered after context-function returns
str a2, [a1, #0x30]
bx lr ; return pointer to context-data
finish
; exit code is zero
mov a1, #0
; exit application
bl _exit
ENDP
END

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/*
Copyright Sergue E. Leontiev 2013.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
// Stub file for universal binary
#if defined(__i386__)
#include "make_i386_sysv_macho_gas.S"
#elif defined(__x86_64__)
#include "make_x86_64_sysv_macho_gas.S"
#elif defined(__ppc__)
#include "make_ppc32_sysv_macho_gas.S"
#elif defined(__ppc64__)
#include "make_ppc64_sysv_macho_gas.S"
#elif defined(__arm__)
#include "make_arm_aapcs_macho_gas.S"
#elif defined(__arm64__)
#include "make_arm64_aapcs_macho_gas.S"
#else
#error "No arch's"
#endif

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/*
Copyright Oliver Kowalke 2009.
Copyright Thomas Sailer 2013.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*************************************************************************************
* --------------------------------------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* --------------------------------------------------------------------------------- *
* | 0h | 04h | 08h | 0ch | 010h | 014h | 018h | 01ch | *
* --------------------------------------------------------------------------------- *
* | fc_mxcsr|fc_x87_cw| fc_strg |fc_deallo| limit | base | fc_seh | EDI | *
* --------------------------------------------------------------------------------- *
* --------------------------------------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* --------------------------------------------------------------------------------- *
* | 020h | 024h | 028h | 02ch | 030h | 034h | 038h | 03ch | *
* --------------------------------------------------------------------------------- *
* | ESI | EBX | EBP | EIP | to | data | EH NXT |SEH HNDLR| *
* --------------------------------------------------------------------------------- *
**************************************************************************************/
.file "make_i386_ms_pe_clang_gas.S"
.text
.p2align 4,,15
/* mark as using no unregistered SEH handlers */
.globl @feat.00
.def @feat.00; .scl 3; .type 0; .endef
.set @feat.00, 1
.globl _make_fcontext
.def _make_fcontext; .scl 2; .type 32; .endef
_make_fcontext:
/* first arg of make_fcontext() == top of context-stack */
movl 0x04(%esp), %eax
/* reserve space for first argument of context-function */
/* EAX might already point to a 16byte border */
leal -0x8(%eax), %eax
/* shift address in EAX to lower 16 byte boundary */
andl $-16, %eax
/* reserve space for context-data on context-stack */
/* size for fc_mxcsr .. EIP + return-address for context-function */
/* on context-function entry: (ESP -0x4) % 8 == 0 */
/* additional space is required for SEH */
leal -0x40(%eax), %eax
/* save MMX control- and status-word */
stmxcsr (%eax)
/* save x87 control-word */
fnstcw 0x4(%eax)
/* first arg of make_fcontext() == top of context-stack */
movl 0x4(%esp), %ecx
/* save top address of context stack as 'base' */
movl %ecx, 0x14(%eax)
/* second arg of make_fcontext() == size of context-stack */
movl 0x8(%esp), %edx
/* negate stack size for LEA instruction (== substraction) */
negl %edx
/* compute bottom address of context stack (limit) */
leal (%ecx,%edx), %ecx
/* save bottom address of context-stack as 'limit' */
movl %ecx, 0x10(%eax)
/* save bottom address of context-stack as 'dealloction stack' */
movl %ecx, 0xc(%eax)
/* set fiber-storage to zero */
xorl %ecx, %ecx
movl %ecx, 0x8(%eax)
/* third arg of make_fcontext() == address of context-function */
/* stored in EBX */
movl 0xc(%esp), %ecx
movl %ecx, 0x24(%eax)
/* compute abs address of label trampoline */
movl $trampoline, %ecx
/* save address of trampoline as return-address for context-function */
/* will be entered after calling jump_fcontext() first time */
movl %ecx, 0x2c(%eax)
/* compute abs address of label finish */
movl $finish, %ecx
/* save address of finish as return-address for context-function */
/* will be entered after context-function returns */
movl %ecx, 0x28(%eax)
/* traverse current seh chain to get the last exception handler installed by Windows */
/* note that on Windows Server 2008 and 2008 R2, SEHOP is activated by default */
/* the exception handler chain is tested for the presence of ntdll.dll!FinalExceptionHandler */
/* at its end by RaiseException all seh andlers are disregarded if not present and the */
/* program is aborted */
/* load NT_TIB into ECX */
movl %fs:(0x0), %ecx
walk:
/* load 'next' member of current SEH into EDX */
movl (%ecx), %edx
/* test if 'next' of current SEH is last (== 0xffffffff) */
incl %edx
jz found
decl %edx
/* exchange content; ECX contains address of next SEH */
xchgl %ecx, %edx
/* inspect next SEH */
jmp walk
found:
/* load 'handler' member of SEH == address of last SEH handler installed by Windows */
movl 0x04(%ecx), %ecx
/* save address in ECX as SEH handler for context */
movl %ecx, 0x3c(%eax)
/* set ECX to -1 */
movl $0xffffffff, %ecx
/* save ECX as next SEH item */
movl %ecx, 0x38(%eax)
/* load address of next SEH item */
leal 0x38(%eax), %ecx
/* save next SEH */
movl %ecx, 0x18(%eax)
/* return pointer to context-data */
ret
trampoline:
/* move transport_t for entering context-function */
/* FCTX == EAX, DATA == EDX */
movl %eax, (%esp)
movl %edx, 0x4(%esp)
/* label finish as return-address */
pushl %ebp
/* jump to context-function */
jmp *%ebx
finish:
/* ESP points to same address as ESP on entry of context function + 0x4 */
xorl %eax, %eax
/* exit code is zero */
movl %eax, (%esp)
/* exit application */
call __exit
hlt
.def __exit; .scl 2; .type 32; .endef /* standard C library function */
.section .drectve
.ascii " -export:\"_make_fcontext\""

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/*
Copyright Oliver Kowalke 2009.
Copyright Thomas Sailer 2013.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*************************************************************************************
* --------------------------------------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* --------------------------------------------------------------------------------- *
* | 0h | 04h | 08h | 0ch | 010h | 014h | 018h | 01ch | *
* --------------------------------------------------------------------------------- *
* | fc_mxcsr|fc_x87_cw| fc_strg |fc_deallo| limit | base | fc_seh | EDI | *
* --------------------------------------------------------------------------------- *
* --------------------------------------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* --------------------------------------------------------------------------------- *
* | 020h | 024h | 028h | 02ch | 030h | 034h | 038h | 03ch | *
* --------------------------------------------------------------------------------- *
* | ESI | EBX | EBP | EIP | to | data | EH NXT |SEH HNDLR| *
* --------------------------------------------------------------------------------- *
**************************************************************************************/
.file "make_i386_ms_pe_gas.asm"
.text
.p2align 4,,15
/* mark as using no unregistered SEH handlers */
.globl @feat.00
.def @feat.00; .scl 3; .type 0; .endef
.set @feat.00, 1
.globl _make_fcontext
.def _make_fcontext; .scl 2; .type 32; .endef
_make_fcontext:
/* first arg of make_fcontext() == top of context-stack */
movl 0x04(%esp), %eax
/* reserve space for first argument of context-function */
/* EAX might already point to a 16byte border */
leal -0x8(%eax), %eax
/* shift address in EAX to lower 16 byte boundary */
andl $-16, %eax
/* reserve space for context-data on context-stack */
/* size for fc_mxcsr .. EIP + return-address for context-function */
/* on context-function entry: (ESP -0x4) % 8 == 0 */
/* additional space is required for SEH */
leal -0x40(%eax), %eax
/* save MMX control- and status-word */
stmxcsr (%eax)
/* save x87 control-word */
fnstcw 0x4(%eax)
/* first arg of make_fcontext() == top of context-stack */
movl 0x4(%esp), %ecx
/* save top address of context stack as 'base' */
movl %ecx, 0x14(%eax)
/* second arg of make_fcontext() == size of context-stack */
movl 0x8(%esp), %edx
/* negate stack size for LEA instruction (== substraction) */
negl %edx
/* compute bottom address of context stack (limit) */
leal (%ecx,%edx), %ecx
/* save bottom address of context-stack as 'limit' */
movl %ecx, 0x10(%eax)
/* save bottom address of context-stack as 'dealloction stack' */
movl %ecx, 0xc(%eax)
/* set fiber-storage to zero */
xorl %ecx, %ecx
movl %ecx, 0x8(%eax)
/* third arg of make_fcontext() == address of context-function */
/* stored in EBX */
movl 0xc(%esp), %ecx
movl %ecx, 0x24(%eax)
/* compute abs address of label trampoline */
movl $trampoline, %ecx
/* save address of trampoline as return-address for context-function */
/* will be entered after calling jump_fcontext() first time */
movl %ecx, 0x2c(%eax)
/* compute abs address of label finish */
movl $finish, %ecx
/* save address of finish as return-address for context-function */
/* will be entered after context-function returns */
movl %ecx, 0x28(%eax)
/* traverse current seh chain to get the last exception handler installed by Windows */
/* note that on Windows Server 2008 and 2008 R2, SEHOP is activated by default */
/* the exception handler chain is tested for the presence of ntdll.dll!FinalExceptionHandler */
/* at its end by RaiseException all seh andlers are disregarded if not present and the */
/* program is aborted */
/* load NT_TIB into ECX */
movl %fs:(0x0), %ecx
walk:
/* load 'next' member of current SEH into EDX */
movl (%ecx), %edx
/* test if 'next' of current SEH is last (== 0xffffffff) */
incl %edx
jz found
decl %edx
/* exchange content; ECX contains address of next SEH */
xchgl %ecx, %edx
/* inspect next SEH */
jmp walk
found:
/* load 'handler' member of SEH == address of last SEH handler installed by Windows */
movl 0x04(%ecx), %ecx
/* save address in ECX as SEH handler for context */
movl %ecx, 0x3c(%eax)
/* set ECX to -1 */
movl $0xffffffff, %ecx
/* save ECX as next SEH item */
movl %ecx, 0x38(%eax)
/* load address of next SEH item */
leal 0x38(%eax), %ecx
/* save next SEH */
movl %ecx, 0x18(%eax)
/* return pointer to context-data */
ret
trampoline:
/* move transport_t for entering context-function */
/* FCTX == EAX, DATA == EDX */
movl %eax, (%esp)
movl %edx, 0x4(%esp)
/* label finish as return-address */
pushl %ebp
/* jump to context-function */
jmp *%ebx
finish:
/* ESP points to same address as ESP on entry of context function + 0x4 */
xorl %eax, %eax
/* exit code is zero */
movl %eax, (%esp)
/* exit application */
call __exit
hlt
.def __exit; .scl 2; .type 32; .endef /* standard C library function */
.section .drectve
.ascii " -export:\"make_fcontext\""

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; Copyright Oliver Kowalke 2009.
; Distributed under the Boost Software License, Version 1.0.
; (See accompanying file LICENSE_1_0.txt or copy at
; http://www.boost.org/LICENSE_1_0.txt)
; ---------------------------------------------------------------------------------
; | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
; ---------------------------------------------------------------------------------
; | 0h | 04h | 08h | 0ch | 010h | 014h | 018h | 01ch |
; ---------------------------------------------------------------------------------
; | fc_mxcsr|fc_x87_cw| fc_strg |fc_deallo| limit | base | fc_seh | EDI |
; ---------------------------------------------------------------------------------
; ---------------------------------------------------------------------------------
; | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 |
; ---------------------------------------------------------------------------------
; | 020h | 024h | 028h | 02ch | 030h | 034h | 038h | 03ch |
; ---------------------------------------------------------------------------------
; | ESI | EBX | EBP | EIP | to | data | EH NXT |SEH HNDLR|
; ---------------------------------------------------------------------------------
.386
.XMM
.model flat, c
; standard C library function
_exit PROTO, value:SDWORD
.code
make_fcontext PROC BOOST_CONTEXT_EXPORT
; first arg of make_fcontext() == top of context-stack
mov eax, [esp+04h]
; reserve space for first argument of context-function
; EAX might already point to a 16byte border
lea eax, [eax-08h]
; shift address in EAX to lower 16 byte boundary
and eax, -16
; reserve space for context-data on context-stack
; on context-function entry: (ESP -0x4) % 8 == 0
; additional space is required for SEH
lea eax, [eax-040h]
; save MMX control- and status-word
stmxcsr [eax]
; save x87 control-word
fnstcw [eax+04h]
; first arg of make_fcontext() == top of context-stack
mov ecx, [esp+04h]
; save top address of context stack as 'base'
mov [eax+014h], ecx
; second arg of make_fcontext() == size of context-stack
mov edx, [esp+08h]
; negate stack size for LEA instruction (== substraction)
neg edx
; compute bottom address of context stack (limit)
lea ecx, [ecx+edx]
; save bottom address of context-stack as 'limit'
mov [eax+010h], ecx
; save bottom address of context-stack as 'dealloction stack'
mov [eax+0ch], ecx
; set fiber-storage to zero
xor ecx, ecx
mov [eax+08h], ecx
; third arg of make_fcontext() == address of context-function
; stored in EBX
mov ecx, [esp+0ch]
mov [eax+024h], ecx
; compute abs address of label trampoline
mov ecx, trampoline
; save address of trampoline as return-address for context-function
; will be entered after calling jump_fcontext() first time
mov [eax+02ch], ecx
; compute abs address of label finish
mov ecx, finish
; save address of finish as return-address for context-function in EBP
; will be entered after context-function returns
mov [eax+028h], ecx
; traverse current seh chain to get the last exception handler installed by Windows
; note that on Windows Server 2008 and 2008 R2, SEHOP is activated by default
; the exception handler chain is tested for the presence of ntdll.dll!FinalExceptionHandler
; at its end by RaiseException all seh-handlers are disregarded if not present and the
; program is aborted
assume fs:nothing
; load NT_TIB into ECX
mov ecx, fs:[0h]
assume fs:error
walk:
; load 'next' member of current SEH into EDX
mov edx, [ecx]
; test if 'next' of current SEH is last (== 0xffffffff)
inc edx
jz found
dec edx
; exchange content; ECX contains address of next SEH
xchg edx, ecx
; inspect next SEH
jmp walk
found:
; load 'handler' member of SEH == address of last SEH handler installed by Windows
mov ecx, [ecx+04h]
; save address in ECX as SEH handler for context
mov [eax+03ch], ecx
; set ECX to -1
mov ecx, 0ffffffffh
; save ECX as next SEH item
mov [eax+038h], ecx
; load address of next SEH item
lea ecx, [eax+038h]
; save next SEH
mov [eax+018h], ecx
ret ; return pointer to context-data
trampoline:
; move transport_t for entering context-function
; FCTX == EAX, DATA == EDX
mov [esp], eax
mov [esp+04h], edx
push ebp
; jump to context-function
jmp ebx
finish:
; exit code is zero
xor eax, eax
mov [esp], eax
; exit application
call _exit
hlt
make_fcontext ENDP
END

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/*
Copyright Oliver Kowalke 2009.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/****************************************************************************************
* *
* ---------------------------------------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ---------------------------------------------------------------------------------- *
* | 0x0 | 0x4 | 0x8 | 0xc | 0x10 | 0x14 | 0x18 | 0x1c | *
* ---------------------------------------------------------------------------------- *
* | fc_mxcsr|fc_x87_cw| guard | EDI | ESI | EBX | EBP | EIP | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ---------------------------------------------------------------------------------- *
* | 0x20 | 0x24 | 0x28 | | *
* ---------------------------------------------------------------------------------- *
* | hidden | to | data | | *
* ---------------------------------------------------------------------------------- *
* *
****************************************************************************************/
.file "make_i386_sysv_elf_gas.S"
.text
.globl make_fcontext
.align 2
.type make_fcontext,@function
make_fcontext:
/* first arg of make_fcontext() == top of context-stack */
movl 0x4(%esp), %eax
/* reserve space for first argument of context-function
eax might already point to a 16byte border */
leal -0x8(%eax), %eax
/* shift address in EAX to lower 16 byte boundary */
andl $-16, %eax
/* reserve space for context-data on context-stack, and align the stack */
leal -0x34(%eax), %eax
/* third arg of make_fcontext() == address of context-function */
/* stored in EBX */
movl 0xc(%esp), %ecx
movl %ecx, 0x14(%eax)
/* save MMX control- and status-word */
stmxcsr (%eax)
/* save x87 control-word */
fnstcw 0x4(%eax)
#if defined(BOOST_CONTEXT_TLS_STACK_PROTECTOR)
/* save stack guard */
movl %gs:0x14, %ecx /* read stack guard from TLS record */
movl %ecx, 0x8(%eax) /* save stack guard */
#endif
/* return transport_t */
/* FCTX == EDI, DATA == ESI */
leal 0xc(%eax), %ecx
movl %ecx, 0x20(%eax)
/* compute abs address of label trampoline */
call 1f
/* address of trampoline 1 */
1: popl %ecx
/* compute abs address of label trampoline */
addl $trampoline-1b, %ecx
/* save address of trampoline as return address */
/* will be entered after calling jump_fcontext() first time */
movl %ecx, 0x1c(%eax)
/* compute abs address of label finish */
call 2f
/* address of label 2 */
2: popl %ecx
/* compute abs address of label finish */
addl $finish-2b, %ecx
/* save address of finish as return-address for context-function */
/* will be entered after context-function returns */
movl %ecx, 0x18(%eax)
ret /* return pointer to context-data */
trampoline:
/* move transport_t for entering context-function */
movl %edi, (%esp)
movl %esi, 0x4(%esp)
pushl %ebp
/* jump to context-function */
jmp *%ebx
finish:
call 3f
/* address of label 3 */
3: popl %ebx
/* compute address of GOT and store it in EBX */
addl $_GLOBAL_OFFSET_TABLE_+[.-3b], %ebx
/* exit code is zero */
xorl %eax, %eax
movl %eax, (%esp)
/* exit application */
call _exit@PLT
hlt
.size make_fcontext,.-make_fcontext
/* Mark that we don't need executable stack. */
.section .note.GNU-stack,"",%progbits

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/*
Copyright Oliver Kowalke 2009.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/****************************************************************************************
* *
* ---------------------------------------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ---------------------------------------------------------------------------------- *
* | 0x0 | 0x4 | 0x8 | 0xc | 0x10 | 0x14 | 0x18 | 0x1c | *
* ---------------------------------------------------------------------------------- *
* | fc_mxcsr|fc_x87_cw| EDI | ESI | EBX | EBP | EIP | to | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ---------------------------------------------------------------------------------- *
* | 0x20 | | *
* ---------------------------------------------------------------------------------- *
* | data | | *
* ---------------------------------------------------------------------------------- *
* *
****************************************************************************************/
.text
.globl _make_fcontext
.align 2
_make_fcontext:
/* first arg of make_fcontext() == top of context-stack */
movl 0x4(%esp), %eax
/* reserve space for first argument of context-function
eax might already point to a 16byte border */
leal -0x8(%eax), %eax
/* shift address in EAX to lower 16 byte boundary */
andl $-16, %eax
/* reserve space for context-data on context-stack, and align the stack */
leal -0x34(%eax), %eax
/* third arg of make_fcontext() == address of context-function */
/* stored in EBX */
movl 0xc(%esp), %ecx
movl %ecx, 0x10(%eax)
/* save MMX control- and status-word */
stmxcsr (%eax)
/* save x87 control-word */
fnstcw 0x4(%eax)
/* compute abs address of label trampoline */
call 1f
/* address of trampoline 1 */
1: popl %ecx
/* compute abs address of label trampoline */
addl $trampoline-1b, %ecx
/* save address of trampoline as return address */
/* will be entered after calling jump_fcontext() first time */
movl %ecx, 0x18(%eax)
/* compute abs address of label finish */
call 2f
/* address of label 2 */
2: popl %ecx
/* compute abs address of label finish */
addl $finish-2b, %ecx
/* save address of finish as return-address for context-function */
/* will be entered after context-function returns */
movl %ecx, 0x14(%eax)
ret /* return pointer to context-data */
trampoline:
/* move transport_t for entering context-function */
movl %eax, (%esp)
movl %edx, 0x4(%esp)
pushl %ebp
/* jump to context-function */
jmp *%ebx
finish:
/* exit code is zero */
xorl %eax, %eax
movl %eax, (%esp)
/* exit application */
call __exit
hlt

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/*
Copyright Sergue E. Leontiev 2013.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
// Stub file for universal binary
#if defined(__i386__)
#include "make_i386_sysv_macho_gas.S"
#elif defined(__x86_64__)
#include "make_x86_64_sysv_macho_gas.S"
#else
#error "No arch's"
#endif

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/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ------------------------------------------------- *
* | 0 | 8 | 16 | 24 | *
* ------------------------------------------------- *
* | FS0 | FS1 | FS2 | FS3 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 32 | 40 | 48 | 56 | *
* ------------------------------------------------- *
* | FS4 | FS5 | FS6 | FS7 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 64 | 72 | 80 | 88 | *
* ------------------------------------------------- *
* | S0 | S1 | S2 | S3 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 96 | 100 | 104 | 108 | 112 | 116 | 120 | 124 | *
* ------------------------------------------------- *
* | S4 | S5 | S6 | S7 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
* ------------------------------------------------- *
* | 128 | 132 | 136 | 140 | 144 | 148 | 152 | 156 | *
* ------------------------------------------------- *
* | S8 | FP | RA | PC | *
* ------------------------------------------------- *
* *
* *****************************************************/
.file "make_loongarch64_sysv_elf_gas.S"
.text
.globl make_fcontext
.align 2
.type make_fcontext,@function
make_fcontext:
# shift address in A0 to lower 16 byte boundary
bstrins.d $a0, $zero, 3, 0
# reserve space for context-data on context-stack
addi.d $a0, $a0, -160
# third arg of make_fcontext() == address of context-function
st.d $a2, $a0, 152
# save address of finish as return-address for context-function
# will be entered after context-function returns
la.local $a4, finish
st.d $a4, $a0, 144
# return pointer to context-data
jr $ra
finish:
# exit code is zero
li.d $a0, 0
# call _exit(0)
b %plt(_exit)
.size make_fcontext, .-make_fcontext
/* Mark that we don't need executable stack. */
.section .note.GNU-stack,"",%progbits

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/*
Copyright Oliver Kowalke 2009.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ------------------------------------------------- *
* | 0 | 4 | 8 | 12 | 16 | 20 | 24 | 28 | *
* ------------------------------------------------- *
* | F20 | F22 | F24 | F26 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 32 | 36 | 40 | 44 | 48 | 52 | 56 | 60 | *
* ------------------------------------------------- *
* | F28 | F30 | S0 | S1 | S2 | S3 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 64 | 68 | 72 | 76 | 80 | 84 | 88 | 92 | *
* ------------------------------------------------- *
* | S4 | S5 | S6 | S7 | FP |hiddn| RA | PC | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 96 | 100 | 104 | 108 | 112 | 116 | 120 | 124 | *
* ------------------------------------------------- *
* | ABI ARGS | GP | FCTX| DATA| | *
* ------------------------------------------------- *
* *
* *****************************************************/
.file "make_mips32_o32_elf_gas.S"
.text
.globl make_fcontext
.align 2
.type make_fcontext,@function
.ent make_fcontext
make_fcontext:
#ifdef __PIC__
.set noreorder
.cpload $t9
.set reorder
#endif
# shift address in A0 to lower 16 byte boundary
li $v1, -16 # 0xfffffffffffffff0
and $v0, $v1, $a0
# reserve space for context-data on context-stack
# includes an extra 32 bytes for:
# - 16-byte incoming argument area required by mips ABI used when
# jump_context calls the initial function
# - 4 bytes to save our GP register used in finish
# - 8 bytes to as space for transfer_t returned to finish
# - 4 bytes for alignment
addiu $v0, $v0, -128
# third arg of make_fcontext() == address of context-function
sw $a2, 92($v0)
# save global pointer in context-data
sw $gp, 112($v0)
# compute address of returned transfer_t
addiu $t0, $v0, 116
sw $t0, 84($v0)
# compute abs address of label finish
la $t9, finish
# save address of finish as return-address for context-function
# will be entered after context-function returns
sw $t9, 88($v0)
jr $ra # return pointer to context-data
finish:
# reload our gp register (needed for la)
lw $gp, 16($sp)
# call _exit(0)
# the previous function should have left the 16 bytes incoming argument
# area on the stack which we reuse for calling _exit
la $t9, _exit
move $a0, $zero
jr $t9
.end make_fcontext
.size make_fcontext, .-make_fcontext
/* Mark that we don't need executable stack. */
.section .note.GNU-stack,"",%progbits

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/*
Copyright Jiaxun Yang 2018.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ------------------------------------------------- *
* | 0 | 8 | 16 | 24 | *
* ------------------------------------------------- *
* | F24 | F25 | F26 | F27 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 32 | 40 | 48 | 56 | *
* ------------------------------------------------- *
* | F28 | F29 | F30 | F31 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 64 | 72 | 80 | 88 | *
* ------------------------------------------------- *
* | S0 | S1 | S2 | S3 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 96 | 100 | 104 | 108 | 112 | 116 | 120 | 124 | *
* ------------------------------------------------- *
* | S4 | S5 | S6 | S7 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
* ------------------------------------------------- *
* | 128 | 132 | 136 | 140 | 144 | 148 | 152 | 156 | *
* ------------------------------------------------- *
* | FP | GP | RA | PC | *
* ------------------------------------------------- *
* *
* *****************************************************/
.file "make_mips64_n64_elf_gas.S"
.text
.globl make_fcontext
.align 3
.type make_fcontext,@function
.ent make_fcontext
make_fcontext:
#ifdef __PIC__
.set noreorder
.cpload $t9
.set reorder
#endif
# shift address in A0 to lower 16 byte boundary
li $v1, 0xfffffffffffffff0
and $v0, $v1, $a0
# reserve space for context-data on context-stack
daddiu $v0, $v0, -160
# third arg of make_fcontext() == address of context-function
sd $a2, 152($v0)
# save global pointer in context-data
sd $gp, 136($v0)
# psudo instruction compute abs address of label finish based on GP
dla $t9, finish
# save address of finish as return-address for context-function
# will be entered after context-function returns
sd $t9, 144($v0)
jr $ra # return pointer to context-data
finish:
# reload our gp register (needed for la)
daddiu $t0, $sp, -160
ld $gp, 136($t0)
# call _exit(0)
# the previous function should have left the 16 bytes incoming argument
# area on the stack which we reuse for calling _exit
dla $t9, _exit
move $a0, $zero
jr $t9
.end make_fcontext
.size make_fcontext, .-make_fcontext
/* Mark that we don't need executable stack. */
.section .note.GNU-stack,"",%progbits

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/*
Copyright Sergue E. Leontiev 2013.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
// Stub file for universal binary
#if defined(__ppc__)
#include "make_ppc32_sysv_macho_gas.S"
#elif defined(__ppc64__)
#include "make_ppc64_sysv_macho_gas.S"
#else
#error "No arch's"
#endif

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/*
Copyright Oliver Kowalke 2009.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 4 | 8 | 12 | 16 | 20 | 24 | 28 | *
* ------------------------------------------------- *
* |bchai|hiddn| fpscr | PC | CR | R14 | R15 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 32 | 36 | 40 | 44 | 48 | 52 | 56 | 60 | *
* ------------------------------------------------- *
* | R16 | R17 | R18 | R19 | R20 | R21 | R22 | R23 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 64 | 68 | 72 | 76 | 80 | 84 | 88 | 92 | *
* ------------------------------------------------- *
* | R24 | R25 | R26 | R27 | R28 | R29 | R30 | R31 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 96 | 100 | 104 | 108 | 112 | 116 | 120 | 124 | *
* ------------------------------------------------- *
* | F14 | F15 | F16 | F17 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 128 | 132 | 136 | 140 | 144 | 148 | 152 | 156 | *
* ------------------------------------------------- *
* | F18 | F19 | F20 | F21 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 160 | 164 | 168 | 172 | 176 | 180 | 184 | 188 | *
* ------------------------------------------------- *
* | F22 | F23 | F24 | F25 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 192 | 196 | 200 | 204 | 208 | 212 | 216 | 220 | *
* ------------------------------------------------- *
* | F26 | F27 | F28 | F29 | *
* ------------------------------------------------- *
* ------------------------|------------ *
* | 224 | 228 | 232 | 236 | 240 | 244 | *
* ------------------------|------------ *
* | F30 | F31 |bchai| LR | *
* ------------------------|------------ *
* *
*******************************************************/
.file "make_ppc32_sysv_elf_gas.S"
.text
.globl make_fcontext
.align 2
.type make_fcontext,@function
make_fcontext:
# save return address into R6
mflr %r6
# first arg of make_fcontext() == top address of context-function
# shift address in R3 to lower 16 byte boundary
clrrwi %r3, %r3, 4
# reserve space on context-stack, including 16 bytes of linkage
# and parameter area + 240 bytes of context-data (R1 % 16 == 0)
subi %r3, %r3, 16 + 240
# third arg of make_fcontext() == address of context-function
#ifdef __linux__
# save context-function as PC
stw %r5, 16(%r3)
#else
# save context-function for trampoline
stw %r5, 248(%r3)
#endif
# set back-chain to zero
li %r0, 0
stw %r0, 240(%r3)
# copy FPSCR to new context
mffs %f0
stfd %f0, 8(%r3)
#ifdef __linux__
# set hidden pointer for returning transfer_t
la %r0, 248(%r3)
stw %r0, 4(%r3)
#endif
# load address of label 1 into R4
bl 1f
1: mflr %r4
#ifndef __linux__
# compute abs address of trampoline, use as PC
addi %r7, %r4, trampoline - 1b
stw %r7, 16(%r3)
#endif
# compute abs address of label finish
addi %r4, %r4, finish - 1b
# save address of finish as return-address for context-function
# will be entered after context-function returns
stw %r4, 244(%r3)
# restore return address from R6
mtlr %r6
blr # return pointer to context-data
#ifndef __linux__
trampoline:
# On systems other than Linux, jump_fcontext is returning the
# transfer_t in R3:R4, but we need to pass transfer_t * R3 to
# our context-function.
lwz %r0, 8(%r1) # address of context-function
mtctr %r0
stw %r3, 8(%r1)
stw %r4, 12(%r1)
la %r3, 8(%r1) # address of transfer_t
bctr
#endif
finish:
# Use the secure PLT for _exit(0). If we use the insecure BSS PLT
# here, then the linker may use the insecure BSS PLT even if the
# C++ compiler wanted the secure PLT.
# set R30 for secure PLT, large model
bl 2f
2: mflr %r30
addis %r30, %r30, .Ltoc - 2b@ha
addi %r30, %r30, .Ltoc - 2b@l
# call _exit(0) with special addend 0x8000 for large model
li %r3, 0
bl _exit + 0x8000@plt
.size make_fcontext, .-make_fcontext
/* Provide the GOT pointer for secure PLT, large model. */
.section .got2,"aw"
.Ltoc = . + 0x8000
/* Mark that we don't need executable stack. */
.section .note.GNU-stack,"",%progbits

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/*
Copyright Oliver Kowalke 2009.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/******************************************************
* *
* ------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ------------------------------------------------- *
* | 0 | 4 | 8 | 12 | 16 | 20 | 24 | 28 | *
* ------------------------------------------------- *
* | F14 | F15 | F16 | F17 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 32 | 36 | 40 | 44 | 48 | 52 | 56 | 60 | *
* ------------------------------------------------- *
* | F18 | F19 | F20 | F21 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 64 | 68 | 72 | 76 | 80 | 84 | 88 | 92 | *
* ------------------------------------------------- *
* | F22 | F23 | F24 | F25 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 96 | 100 | 104 | 108 | 112 | 116 | 120 | 124 | *
* ------------------------------------------------- *
* | F26 | F27 | F28 | F29 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
* ------------------------------------------------- *
* | 128 | 132 | 136 | 140 | 144 | 148 | 152 | 156 | *
* ------------------------------------------------- *
* | F30 | F31 | fpscr | R13 | R14 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | *
* ------------------------------------------------- *
* | 160 | 164 | 168 | 172 | 176 | 180 | 184 | 188 | *
* ------------------------------------------------- *
* | R15 | R16 | R17 | R18 | R19 | R20 | R21 | R22 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 48 | 49 | 50 | 51 | 52 | 53 | 54 | 55 | *
* ------------------------------------------------- *
* | 192 | 196 | 200 | 204 | 208 | 212 | 216 | 220 | *
* ------------------------------------------------- *
* | R23 | R24 | R25 | R26 | R27 | R28 | R29 | R30 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 56 | 57 | 58 | 59 | 60 | 61 | 62 | 63 | *
* ------------------------------------------------- *
* | 224 | 228 | 232 | 236 | 240 | 244 | 248 | 252 | *
* ------------------------------------------------- *
* | R31 |hiddn| CR | LR | PC |bchai|linkr| FCTX| *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 64 | | *
* ------------------------------------------------- *
* | 256 | | *
* ------------------------------------------------- *
* | DATA| | *
* ------------------------------------------------- *
* *
*******************************************************/
.text
.globl _make_fcontext
.align 2
_make_fcontext:
; save return address into R6
mflr r6
; first arg of make_fcontext() == top address of context-function
; shift address in R3 to lower 16 byte boundary
clrrwi r3, r3, 4
; reserve space for context-data on context-stack
; including 64 byte of linkage + parameter area (R1 % 16 == 0)
subi r3, r3, 336
; third arg of make_fcontext() == address of context-function
; store as trampoline's R31
stw r5, 224(r3)
; set back-chain to zero
li r0, 0
stw r0, 244(r3)
mffs f0 ; load FPSCR
stfd f0, 144(r3) ; save FPSCR
; compute address of returned transfer_t
addi r0, r3, 252
mr r4, r0
stw r4, 228(r3)
; load LR
mflr r0
; jump to label 1
bcl 20, 31, L1
L1:
; load LR into R4
mflr r4
; compute abs address of trampoline, use as PC
addi r5, r4, lo16(Ltrampoline - L1)
stw r5, 240(r3)
; compute abs address of label finish
addi r4, r4, lo16(Lfinish - L1)
; restore LR
mtlr r0
; save address of finish as return-address for context-function
; will be entered after context-function returns
stw r4, 236(r3)
; restore return address from R6
mtlr r6
blr ; return pointer to context-data
Ltrampoline:
; We get R31 = context-function, R3 = address of transfer_t,
; but we need to pass R3:R4 = transfer_t.
mtctr r31
lwz r4, 4(r3)
lwz r3, 0(r3)
bctr
Lfinish:
; load address of _exit into CTR
bcl 20, 31, L2
L2:
mflr r4
addis r4, r4, ha16(Lexitp - L2)
lwz r4, lo16(Lexitp - L2)(r4)
mtctr r4
; exit code is zero
li r3, 0
; exit application
bctr
.const_data
.align 2
Lexitp:
.long __exit

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/*
Copyright Oliver Kowalke 2009.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 4 | 8 | 12 | 16 | 20 | 24 | 28 | *
* ------------------------------------------------- *
* |bchai| CR | LR |compl| link| TOC | R14 | R15 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 32 | 36 | 40 | 44 | 48 | 52 | 56 | 60 | *
* ------------------------------------------------- *
* | R16 | R17 | R18 | R19 | R20 | R21 | R22 | R23 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 64 | 68 | 72 | 76 | 80 | 84 | 88 | 92 | *
* ------------------------------------------------- *
* | R24 | R25 | R26 | R27 | R28 | R29 | R30 | R31 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 96 | 100 | 104 | 108 | 112 | 116 | 120 | 124 | *
* ------------------------------------------------- *
* | F14 | F15 | F16 | F17 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 128 | 132 | 136 | 140 | 144 | 148 | 152 | 156 | *
* ------------------------------------------------- *
* | F18 | F19 | F20 | F21 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 160 | 164 | 168 | 172 | 176 | 180 | 184 | 188 | *
* ------------------------------------------------- *
* | F22 | F23 | F24 | F25 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 192 | 196 | 200 | 204 | 208 | 212 | 216 | 220 | *
* ------------------------------------------------- *
* | F26 | F27 | F28 | F29 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 224 | 228 | 232 | 236 | 240 | 244 | 248 | 252 | *
* ------------------------------------------------- *
* | F30 | F31 | PC |hiddn| fpscr | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 256 | 260 | 264 | 268 | 272 | 276 | 280 | 284 | *
* ------------------------------------------------- *
* |bchai|savLR|savLR|compl| link|svTOC| FCTX| DATA| *
* ------------------------------------------------- *
* *
*******************************************************/
.file "make_ppc32_sysv_xcoff_xas.S"
.toc
.csect .text[PR]
.align 2
.globl make_fcontext[DS]
.globl .make_fcontext
.csect make_fcontext[DS]
make_fcontext:
.long .make_fcontext[PR], TOC[tc0], 0
.csect .text[PR], 5
.make_fcontext:
# save return address into R6
mflr 6
# first arg of make_fcontext() == top address of context-function
# shift address in R3 to lower 16 byte boundary
clrrwi 3, 3, 4
# reserve space for context-data on context-stack
# including 32 byte of linkage + parameter area (R1 % 16 == 0)
subi 3, 3, 288
# third arg of make_fcontext() == address of context-function descriptor
lwz 4, 0(5)
stw 4, 240(3)
# save TOC of context-function
lwz 4, 4(5)
stw 4, 20(3)
# set back-chain to zero
li 0, 0
stw 0, 256(3)
# zero in r3 indicates first jump to context-function
std 0, 244(3)
# load LR
mflr 0
# jump to label 1
bl .Label
.Label:
# load LR into R4
mflr 4
# compute abs address of label .L_finish
addi 4, 4, .L_finish - .Label
# restore LR
mtlr 0
# save address of finish as return-address for context-function
# will be entered after context-function returns
stw 4, 8(3)
# restore return address from R6
mtlr 6
blr # return pointer to context-data
.L_finish:
# save return address into R0
mflr 0
# save return address on stack, set up stack frame
stw 0, 4(1)
# allocate stack space, R1 % 16 == 0
stwu 1, -16(1)
# exit code is zero
li 3, 0
# exit application
bl ._exit
nop

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/*
Copyright Oliver Kowalke 2009.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ------------------------------------------------- *
* | 0 | 4 | 8 | 12 | 16 | 20 | 24 | 28 | *
* ------------------------------------------------- *
* | TOC | R14 | R15 | R16 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 32 | 36 | 40 | 44 | 48 | 52 | 56 | 60 | *
* ------------------------------------------------- *
* | R17 | R18 | R19 | R20 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 64 | 68 | 72 | 76 | 80 | 84 | 88 | 92 | *
* ------------------------------------------------- *
* | R21 | R22 | R23 | R24 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 96 | 100 | 104 | 108 | 112 | 116 | 120 | 124 | *
* ------------------------------------------------- *
* | R25 | R26 | R27 | R28 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
* ------------------------------------------------- *
* | 128 | 132 | 136 | 140 | 144 | 148 | 152 | 156 | *
* ------------------------------------------------- *
* | R29 | R30 | R31 | hidden | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | *
* ------------------------------------------------- *
* | 160 | 164 | 168 | 172 | 176 | 180 | 184 | 188 | *
* ------------------------------------------------- *
* | CR | LR | PC | back-chain| *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 48 | 49 | 50 | 51 | 52 | 53 | 54 | 55 | *
* ------------------------------------------------- *
* | 192 | 196 | 200 | 204 | 208 | 212 | 216 | 220 | *
* ------------------------------------------------- *
* | cr saved | lr saved | compiler | linker | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 56 | 57 | 58 | 59 | 60 | 61 | 62 | 63 | *
* ------------------------------------------------- *
* | 224 | 228 | 232 | 236 | 240 | 244 | 248 | 252 | *
* ------------------------------------------------- *
* | TOC saved | FCTX | DATA | | *
* ------------------------------------------------- *
* *
*******************************************************/
.file "make_ppc64_sysv_elf_gas.S"
.globl make_fcontext
#if _CALL_ELF == 2
.text
.align 2
make_fcontext:
addis %r2, %r12, .TOC.-make_fcontext@ha
addi %r2, %r2, .TOC.-make_fcontext@l
.localentry make_fcontext, . - make_fcontext
#else
.section ".opd","aw"
.align 3
make_fcontext:
# ifdef _CALL_LINUX
.quad .L.make_fcontext,.TOC.@tocbase,0
.type make_fcontext,@function
.text
.align 2
.L.make_fcontext:
# else
.hidden .make_fcontext
.globl .make_fcontext
.quad .make_fcontext,.TOC.@tocbase,0
.size make_fcontext,24
.type .make_fcontext,@function
.text
.align 2
.make_fcontext:
# endif
#endif
# save return address into R6
mflr %r6
# first arg of make_fcontext() == top address of context-stack
# shift address in R3 to lower 16 byte boundary
clrrdi %r3, %r3, 4
# reserve space for context-data on context-stack
# including 64 byte of linkage + parameter area (R1 % 16 == 0)
subi %r3, %r3, 248
# third arg of make_fcontext() == address of context-function
# entry point (ELFv2) or descriptor (ELFv1)
#if _CALL_ELF == 2
# save address of context-function entry point
std %r5, 176(%r3)
#else
# save address of context-function entry point
ld %r4, 0(%r5)
std %r4, 176(%r3)
# save TOC of context-function
ld %r4, 8(%r5)
std %r4, 0(%r3)
#endif
# set back-chain to zero
li %r0, 0
std %r0, 184(%r3)
#if _CALL_ELF != 2
# zero in r3 indicates first jump to context-function
std %r0, 152(%r3)
#endif
# load LR
mflr %r0
# jump to label 1
bl 1f
1:
# load LR into R4
mflr %r4
# compute abs address of label finish
addi %r4, %r4, finish - 1b
# restore LR
mtlr %r0
# save address of finish as return-address for context-function
# will be entered after context-function returns
std %r4, 168(%r3)
# restore return address from R6
mtlr %r6
blr # return pointer to context-data
finish:
# save return address into R0
mflr %r0
# save return address on stack, set up stack frame
std %r0, 8(%r1)
# allocate stack space, R1 % 16 == 0
stdu %r1, -32(%r1)
# exit code is zero
li %r3, 0
# exit application
bl _exit
nop
#if _CALL_ELF == 2
.size make_fcontext, .-make_fcontext
#else
# ifdef _CALL_LINUX
.size .make_fcontext, .-.L.make_fcontext
# else
.size .make_fcontext, .-.make_fcontext
# endif
#endif
/* Mark that we don't need executable stack. */
.section .note.GNU-stack,"",%progbits

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/*
Copyright Oliver Kowalke 2009.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ------------------------------------------------- *
* | 0 | 4 | 8 | 12 | 16 | 20 | 24 | 28 | *
* ------------------------------------------------- *
* | R13 | R14 | R15 | R16 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 32 | 36 | 40 | 44 | 48 | 52 | 56 | 60 | *
* ------------------------------------------------- *
* | R17 | R18 | R19 | R20 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 64 | 68 | 72 | 76 | 80 | 84 | 88 | 92 | *
* ------------------------------------------------- *
* | R21 | R22 | R23 | R24 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 96 | 100 | 104 | 108 | 112 | 116 | 120 | 124 | *
* ------------------------------------------------- *
* | R25 | R26 | R27 | R28 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
* ------------------------------------------------- *
* | 128 | 132 | 136 | 140 | 144 | 148 | 152 | 156 | *
* ------------------------------------------------- *
* | R29 | R30 | R31 | hidden | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | *
* ------------------------------------------------- *
* | 160 | 164 | 168 | 172 | 176 | 180 | 184 | 188 | *
* ------------------------------------------------- *
* | CR | LR | PC | back-chain| *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 48 | 49 | 50 | 51 | 52 | 53 | 54 | 55 | *
* ------------------------------------------------- *
* | 192 | 196 | 200 | 204 | 208 | 212 | 216 | 220 | *
* ------------------------------------------------- *
* | cr saved | lr saved | compiler | linker | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 56 | 57 | 58 | 59 | 60 | 61 | 62 | 63 | *
* ------------------------------------------------- *
* | 224 | 228 | 232 | 236 | 240 | 244 | 248 | 252 | *
* ------------------------------------------------- *
* | FCTX | DATA | | | *
* ------------------------------------------------- *
* *
.text
.globl _make_fcontext
_make_fcontext:
; save return address into R6
mflr r6
; first arg of make_fcontext() == top address of context-function
; shift address in R3 to lower 16 byte boundary
clrrwi r3, r3, 4
; reserve space for context-data on context-stack
; including 64 byte of linkage + parameter area (R1 16 == 0)
subi r3, r3, 240
; third arg of make_fcontext() == address of context-function
stw r5, 176(r3)
; set back-chain to zero
li r0, 0
std r0, 184(r3)
; compute address of returned transfer_t
addi r0, r3, 224
mr r4, r0
std r4, 152(r3)
; load LR
mflr r0
; jump to label 1
bl l1
l1:
; load LR into R4
mflr r4
; compute abs address of label finish
addi r4, r4, lo16((finish - .) + 4)
; restore LR
mtlr r0
; save address of finish as return-address for context-function
; will be entered after context-function returns
std r4, 168(r3)
; restore return address from R6
mtlr r6
blr ; return pointer to context-data
finish:
; save return address into R0
mflr r0
; save return address on stack, set up stack frame
stw r0, 8(r1)
; allocate stack space, R1 16 == 0
stwu r1, -32(r1)
; set return value to zero
li r3, 0
; exit application
bl __exit
nop

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/*
Copyright Oliver Kowalke 2009.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ------------------------------------------------- *
* | 0 | 4 | 8 | 12 | 16 | 20 | 24 | 28 | *
* ------------------------------------------------- *
* | TOC | R14 | R15 | R16 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 32 | 36 | 40 | 44 | 48 | 52 | 56 | 60 | *
* ------------------------------------------------- *
* | R17 | R18 | R19 | R20 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 64 | 68 | 72 | 76 | 80 | 84 | 88 | 92 | *
* ------------------------------------------------- *
* | R21 | R22 | R23 | R24 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 96 | 100 | 104 | 108 | 112 | 116 | 120 | 124 | *
* ------------------------------------------------- *
* | R25 | R26 | R27 | R28 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
* ------------------------------------------------- *
* | 128 | 132 | 136 | 140 | 144 | 148 | 152 | 156 | *
* ------------------------------------------------- *
* | R29 | R30 | R31 | hidden | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | *
* ------------------------------------------------- *
* | 160 | 164 | 168 | 172 | 176 | 180 | 184 | 188 | *
* ------------------------------------------------- *
* | CR | LR | PC | back-chain| *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 48 | 49 | 50 | 51 | 52 | 53 | 54 | 55 | *
* ------------------------------------------------- *
* | 192 | 196 | 200 | 204 | 208 | 212 | 216 | 220 | *
* ------------------------------------------------- *
* | cr saved | lr saved | compiler | linker | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 56 | 57 | 58 | 59 | 60 | 61 | 62 | 63 | *
* ------------------------------------------------- *
* | 224 | 228 | 232 | 236 | 240 | 244 | 248 | 252 | *
* ------------------------------------------------- *
* | TOC saved | FCTX | DATA | | *
* ------------------------------------------------- *
* *
*******************************************************/
.file "make_ppc64_sysv_xcoff_gas.S"
.toc
.csect .text[PR], 5
.align 2
.globl make_fcontext[DS]
.globl .make_fcontext
.csect make_fcontext[DS], 3
make_fcontext:
.llong .make_fcontext[PR], TOC[tc0], 0
.csect .text[PR], 5
.make_fcontext:
# save return address into R6
mflr 6
# first arg of make_fcontext() == top address of context-function
# shift address in R3 to lower 16 byte boundary
clrrdi 3, 3, 4
# reserve space for context-data on context-stack
# including 64 byte of linkage + parameter area (R1 % 16 == 0)
subi 3, 3, 248
# third arg of make_fcontext() == address of context-function descriptor
ld 4, 0(5)
std 4, 176(3)
# save TOC of context-function
ld 4, 8(5)
std 4, 0(3)
# set back-chain to zero
li 0, 0
std 0, 184(3)
# zero in r3 indicates first jump to context-function
std 0, 152(3)
# load LR
mflr 0
# jump to label 1
bl .Label
.Label:
# load LR into R4
mflr 4
# compute abs address of label .L_finish
addi 4, 4, .L_finish - .Label
# restore LR
mtlr 0
# save address of finish as return-address for context-function
# will be entered after context-function returns
std 4, 168(3)
# restore return address from R6
mtlr 6
blr # return pointer to context-data
.L_finish:
# save return address into R0
mflr 0
# save return address on stack, set up stack frame
std 0, 8(1)
# allocate stack space, R1 % 16 == 0
stdu 1, -32(1)
# exit code is zero
li 3, 0
# exit application
bl ._exit
nop

91
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/*
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ------------------------------------------------- *
* | 0x0 | 0x4 | 0x8 | 0xc | 0x10| 0x14| 0x18| 0x1c| *
* ------------------------------------------------- *
* | fs0 | fs1 | fs2 | fs3 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 0x20| 0x24| 0x28| 0x2c| 0x30| 0x34| 0x38| 0x3c| *
* ------------------------------------------------- *
* | fs4 | fs5 | fs6 | fs7 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 0x40| 0x44| 0x48| 0x4c| 0x50| 0x54| 0x58| 0x5c| *
* ------------------------------------------------- *
* | fs8 | fs9 | fs10 | fs11 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 0x60| 0x64| 0x68| 0x6c| 0x70| 0x74| 0x78| 0x7c| *
* ------------------------------------------------- *
* | s0 | s1 | s2 | s3 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
* ------------------------------------------------- *
* | 0x80| 0x84| 0x88| 0x8c| 0x90| 0x94| 0x98| 0x9c| *
* ------------------------------------------------- *
* | s4 | s5 | s6 | s7 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | *
* ------------------------------------------------- *
* | 0xa0| 0xa4| 0xa8| 0xac| 0xb0| 0xb4| 0xb8| 0xbc| *
* ------------------------------------------------- *
* | s8 | s9 | s10 | s11 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 48 | 49 | 50 | 51 | | | | | *
* ------------------------------------------------- *
* | 0xc0| 0xc4| 0xc8| 0xcc| | | | | *
* ------------------------------------------------- *
* | ra | pc | | | *
* ------------------------------------------------- *
* *
*******************************************************/
.file "make_riscv64_sysv_elf_gas.S"
.text
.align 1
.global make_fcontext
.type make_fcontext, %function
make_fcontext:
# shift address in a0 (allocated stack) to lower 16 byte boundary
andi a0, a0, ~0xF
# reserve space for context-data on context-stack
addi a0, a0, -0xd0
# third arg of make_fcontext() == address of context-function
# store address as a PC to jump in
sd a2, 0xc8(a0)
# save address of finish as return-address for context-function
# will be entered after context-function returns (RA register)
lla a4, finish
sd a4, 0xc0(a0)
ret // return pointer to context-data (a0)
finish:
# exit code is zero
li a0, 0
# exit application
tail _exit@plt
.size make_fcontext,.-make_fcontext
# Mark that we don't need executable stack.
.section .note.GNU-stack,"",%progbits

108
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/*******************************************************
* ------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ------------------------------------------------- *
* | 0 | 8 | 16 | 24 | *
* ------------------------------------------------- *
* | t.fctx | t.data | r2 | r6 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 32 | 40 | 48 | 56 | *
* ------------------------------------------------- *
* | r7 | r8 | r9 | r10 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 64 | 72 | 80 | 88 | *
* ------------------------------------------------- *
* | r11 | r12 | r13 | r14 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 96 | 104 | 112 | 120 | *
* ------------------------------------------------- *
* | f8 | f9 | f10 | f11 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
* ------------------------------------------------- *
* | 128 | 136 | 144 | 152 | *
* ------------------------------------------------- *
* | f12 | f13 | f14 | f15 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | *
* ------------------------------------------------- *
* | 160 | 168 | 176 | | *
* ------------------------------------------------- *
* | fpc | pc | | | *
* ------------------------------------------------- *
*******************************************************/
.text
.align 8
.global make_fcontext
.type make_fcontext, @function
#define ARG_OFFSET 0
#define GR_OFFSET 16
#define R14_OFFSET 88
#define FP_OFFSET 96
#define FPC_OFFSET 160
#define PC_OFFSET 168
#define CONTEXT_SIZE 176
/*
fcontext_t make_fcontext( void * sp, std::size_t size, void (* fn)( transfer_t) );
Create and return a context below SP to call FN.
Incoming args
r2 - The stack location where to create the context
r3 - The size of the context
r4 - The address of the context function
*/
make_fcontext:
.machine "z10"
/* Align the stack to an 8 byte boundary. */
nill %r2,0xfff0
/* Allocate stack space for the context. */
aghi %r2,-CONTEXT_SIZE
/* Set the r2 save slot to zero. This indicates jump_fcontext
that this is a special context. */
mvghi GR_OFFSET(%r2),0
/* Save the floating point control register. */
stfpc FPC_OFFSET(%r2)
/* Store the address of the target function as new pc. */
stg %r4,PC_OFFSET(%r2)
/* Store a pointer to the finish routine as r14. If a function
called via context routines just returns that value will be
loaded and used as return address. Hence the program will
just exit. */
larl %r1,finish
stg %r1,R14_OFFSET(%r2)
/* Return as usual with the new context returned in r2. */
br %r14
finish:
/* In finish tasks, you load the exit code and exit the
make_fcontext This is called when the context-function is
entirely executed. */
lghi %r2,0
brasl %r14,_exit@PLT
.size make_fcontext,.-make_fcontext
.section .note.GNU-stack,"",%progbits

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/*
Copyright Oliver Kowalke 2009.
Copyright Thomas Sailer 2013.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*************************************************************************************
* ---------------------------------------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ---------------------------------------------------------------------------------- *
* | 0x0 | 0x4 | 0x8 | 0xc | 0x10 | 0x14 | 0x18 | 0x1c | *
* ---------------------------------------------------------------------------------- *
* | SEE registers (XMM6-XMM15) | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ---------------------------------------------------------------------------------- *
* | 0x20 | 0x24 | 0x28 | 0x2c | 0x30 | 0x34 | 0x38 | 0x3c | *
* ---------------------------------------------------------------------------------- *
* | SEE registers (XMM6-XMM15) | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ---------------------------------------------------------------------------------- *
* | 0xe40 | 0x44 | 0x48 | 0x4c | 0x50 | 0x54 | 0x58 | 0x5c | *
* ---------------------------------------------------------------------------------- *
* | SEE registers (XMM6-XMM15) | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ---------------------------------------------------------------------------------- *
* | 0x60 | 0x64 | 0x68 | 0x6c | 0x70 | 0x74 | 0x78 | 0x7c | *
* ---------------------------------------------------------------------------------- *
* | SEE registers (XMM6-XMM15) | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 32 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | *
* ---------------------------------------------------------------------------------- *
* | 0x80 | 0x84 | 0x88 | 0x8c | 0x90 | 0x94 | 0x98 | 0x9c | *
* ---------------------------------------------------------------------------------- *
* | SEE registers (XMM6-XMM15) | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 39 | 40 | 41 | 42 | 43 | 44 | 45 | 46 | *
* ---------------------------------------------------------------------------------- *
* | 0xa0 | 0xa4 | 0xa8 | 0xac | 0xb0 | 0xb4 | 0xb8 | 0xbc | *
* ---------------------------------------------------------------------------------- *
* | fc_mxcsr|fc_x87_cw| <alignment> | fbr_strg | fc_dealloc | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 47 | 48 | 49 | 50 | 51 | 52 | 53 | 54 | *
* ---------------------------------------------------------------------------------- *
* | 0xc0 | 0xc4 | 0xc8 | 0xcc | 0xd0 | 0xd4 | 0xd8 | 0xdc | *
* ---------------------------------------------------------------------------------- *
* | limit | base | R12 | R13 | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 55 | 56 | 57 | 58 | 59 | 60 | 61 | 62 | *
* ---------------------------------------------------------------------------------- *
* | 0xe0 | 0xe4 | 0xe8 | 0xec | 0xf0 | 0xf4 | 0xf8 | 0xfc | *
* ---------------------------------------------------------------------------------- *
* | R14 | R15 | RDI | RSI | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 63 | 64 | 65 | 66 | 67 | 68 | 69 | 70 | *
* ---------------------------------------------------------------------------------- *
* | 0x100 | 0x104 | 0x108 | 0x10c | 0x110 | 0x114 | 0x118 | 0x11c | *
* ---------------------------------------------------------------------------------- *
* | RBX | RBP | hidden | RIP | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 71 | 72 | 73 | 74 | 75 | 76 | 77 | 78 | *
* ---------------------------------------------------------------------------------- *
* | 0x120 | 0x124 | 0x128 | 0x12c | 0x130 | 0x134 | 0x138 | 0x13c | *
* ---------------------------------------------------------------------------------- *
* | parameter area | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 79 | 80 | 81 | 82 | 83 | 84 | 85 | 86 | *
* ---------------------------------------------------------------------------------- *
* | 0x140 | 0x144 | 0x148 | 0x14c | 0x150 | 0x154 | 0x158 | 0x15c | *
* ---------------------------------------------------------------------------------- *
* | FCTX | DATA | | *
* ---------------------------------------------------------------------------------- *
**************************************************************************************/
.file "make_x86_64_ms_pe_clang_gas.S"
.text
.p2align 4,,15
.globl make_fcontext
.def make_fcontext; .scl 2; .type 32; .endef
.seh_proc make_fcontext
make_fcontext:
.seh_endprologue
/* first arg of make_fcontext() == top of context-stack */
movq %rcx, %rax
/* shift address in RAX to lower 16 byte boundary */
/* == pointer to fcontext_t and address of context stack */
andq $-16, %rax
/* reserve space for context-data on context-stack */
/* on context-function entry: (RSP -0x8) % 16 == 0 */
leaq -0x150(%rax), %rax
/* third arg of make_fcontext() == address of context-function */
movq %r8, 0x100(%rax)
/* first arg of make_fcontext() == top of context-stack */
/* save top address of context stack as 'base' */
movq %rcx, 0xc8(%rax)
/* second arg of make_fcontext() == size of context-stack */
/* negate stack size for LEA instruction (== substraction) */
negq %rdx
/* compute bottom address of context stack (limit) */
leaq (%rcx,%rdx), %rcx
/* save bottom address of context stack as 'limit' */
movq %rcx, 0xc0(%rax)
/* save address of context stack limit as 'dealloction stack' */
movq %rcx, 0xb8(%rax)
/* set fiber-storage to zero */
xorq %rcx, %rcx
movq %rcx, 0xb0(%rax)
/* save MMX control- and status-word */
stmxcsr 0xa0(%rax)
/* save x87 control-word */
fnstcw 0xa4(%rax)
/* compute address of transport_t */
leaq 0x140(%rax), %rcx
/* store address of transport_t in hidden field */
movq %rcx, 0x110(%rax)
/* compute abs address of label trampoline */
leaq trampoline(%rip), %rcx
/* save address of finish as return-address for context-function */
/* will be entered after jump_fcontext() first time */
movq %rcx, 0x118(%rax)
/* compute abs address of label finish */
leaq finish(%rip), %rcx
/* save address of finish as return-address for context-function */
/* will be entered after context-function returns */
movq %rcx, 0x108(%rax)
ret /* return pointer to context-data */
trampoline:
/* store return address on stack */
/* fix stack alignment */
pushq %rbp
/* jump to context-function */
jmp *%rbx
finish:
/* 32byte shadow-space for _exit() */
andq $-32, %rsp
/* 32byte shadow-space for _exit() are */
/* already reserved by make_fcontext() */
/* exit code is zero */
xorq %rcx, %rcx
/* exit application */
call _exit
hlt
.seh_endproc
.def _exit; .scl 2; .type 32; .endef /* standard C library function */
.section .drectve
.ascii " -export:\"make_fcontext\""

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/*
Copyright Oliver Kowalke 2009.
Copyright Thomas Sailer 2013.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*************************************************************************************
* ---------------------------------------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ---------------------------------------------------------------------------------- *
* | 0x0 | 0x4 | 0x8 | 0xc | 0x10 | 0x14 | 0x18 | 0x1c | *
* ---------------------------------------------------------------------------------- *
* | SEE registers (XMM6-XMM15) | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ---------------------------------------------------------------------------------- *
* | 0x20 | 0x24 | 0x28 | 0x2c | 0x30 | 0x34 | 0x38 | 0x3c | *
* ---------------------------------------------------------------------------------- *
* | SEE registers (XMM6-XMM15) | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ---------------------------------------------------------------------------------- *
* | 0xe40 | 0x44 | 0x48 | 0x4c | 0x50 | 0x54 | 0x58 | 0x5c | *
* ---------------------------------------------------------------------------------- *
* | SEE registers (XMM6-XMM15) | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ---------------------------------------------------------------------------------- *
* | 0x60 | 0x64 | 0x68 | 0x6c | 0x70 | 0x74 | 0x78 | 0x7c | *
* ---------------------------------------------------------------------------------- *
* | SEE registers (XMM6-XMM15) | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 32 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | *
* ---------------------------------------------------------------------------------- *
* | 0x80 | 0x84 | 0x88 | 0x8c | 0x90 | 0x94 | 0x98 | 0x9c | *
* ---------------------------------------------------------------------------------- *
* | SEE registers (XMM6-XMM15) | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 39 | 40 | 41 | 42 | 43 | 44 | 45 | 46 | *
* ---------------------------------------------------------------------------------- *
* | 0xa0 | 0xa4 | 0xa8 | 0xac | 0xb0 | 0xb4 | 0xb8 | 0xbc | *
* ---------------------------------------------------------------------------------- *
* | fc_mxcsr|fc_x87_cw| <alignment> | fbr_strg | fc_dealloc | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 47 | 48 | 49 | 50 | 51 | 52 | 53 | 54 | *
* ---------------------------------------------------------------------------------- *
* | 0xc0 | 0xc4 | 0xc8 | 0xcc | 0xd0 | 0xd4 | 0xd8 | 0xdc | *
* ---------------------------------------------------------------------------------- *
* | limit | base | R12 | R13 | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 55 | 56 | 57 | 58 | 59 | 60 | 61 | 62 | *
* ---------------------------------------------------------------------------------- *
* | 0xe0 | 0xe4 | 0xe8 | 0xec | 0xf0 | 0xf4 | 0xf8 | 0xfc | *
* ---------------------------------------------------------------------------------- *
* | R14 | R15 | RDI | RSI | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 63 | 64 | 65 | 66 | 67 | 68 | 69 | 70 | *
* ---------------------------------------------------------------------------------- *
* | 0x100 | 0x104 | 0x108 | 0x10c | 0x110 | 0x114 | 0x118 | 0x11c | *
* ---------------------------------------------------------------------------------- *
* | RBX | RBP | hidden | RIP | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 71 | 72 | 73 | 74 | 75 | 76 | 77 | 78 | *
* ---------------------------------------------------------------------------------- *
* | 0x120 | 0x124 | 0x128 | 0x12c | 0x130 | 0x134 | 0x138 | 0x13c | *
* ---------------------------------------------------------------------------------- *
* | parameter area | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 79 | 80 | 81 | 82 | 83 | 84 | 85 | 86 | *
* ---------------------------------------------------------------------------------- *
* | 0x140 | 0x144 | 0x148 | 0x14c | 0x150 | 0x154 | 0x158 | 0x15c | *
* ---------------------------------------------------------------------------------- *
* | FCTX | DATA | | *
* ---------------------------------------------------------------------------------- *
**************************************************************************************/
.file "make_x86_64_ms_pe_gas.asm"
.text
.p2align 4,,15
.globl make_fcontext
.def make_fcontext; .scl 2; .type 32; .endef
.seh_proc make_fcontext
make_fcontext:
.seh_endprologue
/* first arg of make_fcontext() == top of context-stack */
movq %rcx, %rax
/* shift address in RAX to lower 16 byte boundary */
/* == pointer to fcontext_t and address of context stack */
andq $-16, %rax
/* reserve space for context-data on context-stack */
/* on context-function entry: (RSP -0x8) % 16 == 0 */
leaq -0x150(%rax), %rax
/* third arg of make_fcontext() == address of context-function */
movq %r8, 0x100(%rax)
/* first arg of make_fcontext() == top of context-stack */
/* save top address of context stack as 'base' */
movq %rcx, 0xc8(%rax)
/* second arg of make_fcontext() == size of context-stack */
/* negate stack size for LEA instruction (== substraction) */
negq %rdx
/* compute bottom address of context stack (limit) */
leaq (%rcx,%rdx), %rcx
/* save bottom address of context stack as 'limit' */
movq %rcx, 0xc0(%rax)
/* save address of context stack limit as 'dealloction stack' */
movq %rcx, 0xb8(%rax)
/* set fiber-storage to zero */
xorq %rcx, %rcx
movq %rcx, 0xb0(%rax)
/* save MMX control- and status-word */
stmxcsr 0xa0(%rax)
/* save x87 control-word */
fnstcw 0xa4(%rax)
/* compute address of transport_t */
leaq 0x140(%rax), %rcx
/* store address of transport_t in hidden field */
movq %rcx, 0x110(%rax)
/* compute abs address of label trampoline */
leaq trampoline(%rip), %rcx
/* save address of finish as return-address for context-function */
/* will be entered after jump_fcontext() first time */
movq %rcx, 0x118(%rax)
/* compute abs address of label finish */
leaq finish(%rip), %rcx
/* save address of finish as return-address for context-function */
/* will be entered after context-function returns */
movq %rcx, 0x108(%rax)
ret /* return pointer to context-data */
trampoline:
/* store return address on stack */
/* fix stack alignment */
pushq %rbp
/* jump to context-function */
jmp *%rbx
finish:
/* 32byte shadow-space for _exit() */
andq $-32, %rsp
/* 32byte shadow-space for _exit() are */
/* already reserved by make_fcontext() */
/* exit code is zero */
xorq %rcx, %rcx
/* exit application */
call _exit
hlt
.seh_endproc
.def _exit; .scl 2; .type 32; .endef /* standard C library function */
.section .drectve
.ascii " -export:\"make_fcontext\""

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; Copyright Oliver Kowalke 2009.
; Distributed under the Boost Software License, Version 1.0.
; (See accompanying file LICENSE_1_0.txt or copy at
; http://www.boost.org/LICENSE_1_0.txt)
; ----------------------------------------------------------------------------------
; | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
; ----------------------------------------------------------------------------------
; | 0x0 | 0x4 | 0x8 | 0xc | 0x10 | 0x14 | 0x18 | 0x1c |
; ----------------------------------------------------------------------------------
; | SEE registers (XMM6-XMM15) |
; ----------------------------------------------------------------------------------
; ----------------------------------------------------------------------------------
; | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 |
; ----------------------------------------------------------------------------------
; | 0x20 | 0x24 | 0x28 | 0x2c | 0x30 | 0x34 | 0x38 | 0x3c |
; ----------------------------------------------------------------------------------
; | SEE registers (XMM6-XMM15) |
; ----------------------------------------------------------------------------------
; ----------------------------------------------------------------------------------
; | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
; ----------------------------------------------------------------------------------
; | 0xe40 | 0x44 | 0x48 | 0x4c | 0x50 | 0x54 | 0x58 | 0x5c |
; ----------------------------------------------------------------------------------
; | SEE registers (XMM6-XMM15) |
; ----------------------------------------------------------------------------------
; ----------------------------------------------------------------------------------
; | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
; ----------------------------------------------------------------------------------
; | 0x60 | 0x64 | 0x68 | 0x6c | 0x70 | 0x74 | 0x78 | 0x7c |
; ----------------------------------------------------------------------------------
; | SEE registers (XMM6-XMM15) |
; ----------------------------------------------------------------------------------
; ----------------------------------------------------------------------------------
; | 32 | 32 | 33 | 34 | 35 | 36 | 37 | 38 |
; ----------------------------------------------------------------------------------
; | 0x80 | 0x84 | 0x88 | 0x8c | 0x90 | 0x94 | 0x98 | 0x9c |
; ----------------------------------------------------------------------------------
; | SEE registers (XMM6-XMM15) |
; ----------------------------------------------------------------------------------
; ----------------------------------------------------------------------------------
; | 39 | 40 | 41 | 42 | 43 | 44 | 45 | 46 |
; ----------------------------------------------------------------------------------
; | 0xa0 | 0xa4 | 0xa8 | 0xac | 0xb0 | 0xb4 | 0xb8 | 0xbc |
; ----------------------------------------------------------------------------------
; | fc_mxcsr|fc_x87_cw| <alignment> | fbr_strg | fc_dealloc |
; ----------------------------------------------------------------------------------
; ----------------------------------------------------------------------------------
; | 47 | 48 | 49 | 50 | 51 | 52 | 53 | 54 |
; ----------------------------------------------------------------------------------
; | 0xc0 | 0xc4 | 0xc8 | 0xcc | 0xd0 | 0xd4 | 0xd8 | 0xdc |
; ----------------------------------------------------------------------------------
; | limit | base | R12 | R13 |
; ----------------------------------------------------------------------------------
; ----------------------------------------------------------------------------------
; | 55 | 56 | 57 | 58 | 59 | 60 | 61 | 62 |
; ----------------------------------------------------------------------------------
; | 0xe0 | 0xe4 | 0xe8 | 0xec | 0xf0 | 0xf4 | 0xf8 | 0xfc |
; ----------------------------------------------------------------------------------
; | R14 | R15 | RDI | RSI |
; ----------------------------------------------------------------------------------
; ----------------------------------------------------------------------------------
; | 63 | 64 | 65 | 66 | 67 | 68 | 69 | 70 |
; ----------------------------------------------------------------------------------
; | 0x100 | 0x104 | 0x108 | 0x10c | 0x110 | 0x114 | 0x118 | 0x11c |
; ----------------------------------------------------------------------------------
; | RBX | RBP | hidden | RIP |
; ----------------------------------------------------------------------------------
; ----------------------------------------------------------------------------------
; | 71 | 72 | 73 | 74 | 75 | 76 | 77 | 78 |
; ----------------------------------------------------------------------------------
; | 0x120 | 0x124 | 0x128 | 0x12c | 0x130 | 0x134 | 0x138 | 0x13c |
; ----------------------------------------------------------------------------------
; | parameter area |
; ----------------------------------------------------------------------------------
; ----------------------------------------------------------------------------------
; | 79 | 80 | 81 | 82 | 83 | 84 | 85 | 86 |
; ----------------------------------------------------------------------------------
; | 0x140 | 0x144 | 0x148 | 0x14c | 0x150 | 0x154 | 0x158 | 0x15c |
; ----------------------------------------------------------------------------------
; | FCTX | DATA | |
; ----------------------------------------------------------------------------------
; standard C library function
EXTERN _exit:PROC
.code
; generate function table entry in .pdata and unwind information in
make_fcontext PROC BOOST_CONTEXT_EXPORT FRAME
; .xdata for a function's structured exception handling unwind behavior
.endprolog
; first arg of make_fcontext() == top of context-stack
mov rax, rcx
; shift address in RAX to lower 16 byte boundary
; == pointer to fcontext_t and address of context stack
and rax, -16
; reserve space for context-data on context-stack
; on context-function entry: (RSP -0x8) % 16 == 0
sub rax, 0150h
; third arg of make_fcontext() == address of context-function
; stored in RBX
mov [rax+0100h], r8
; first arg of make_fcontext() == top of context-stack
; save top address of context stack as 'base'
mov [rax+0c8h], rcx
; second arg of make_fcontext() == size of context-stack
; negate stack size for LEA instruction (== substraction)
neg rdx
; compute bottom address of context stack (limit)
lea rcx, [rcx+rdx]
; save bottom address of context stack as 'limit'
mov [rax+0c0h], rcx
; save address of context stack limit as 'dealloction stack'
mov [rax+0b8h], rcx
; set fiber-storage to zero
xor rcx, rcx
mov [rax+0b0h], rcx
; save MMX control- and status-word
stmxcsr [rax+0a0h]
; save x87 control-word
fnstcw [rax+0a4h]
; compute address of transport_t
lea rcx, [rax+0140h]
; store address of transport_t in hidden field
mov [rax+0110h], rcx
; compute abs address of label trampoline
lea rcx, trampoline
; save address of trampoline as return-address for context-function
; will be entered after calling jump_fcontext() first time
mov [rax+0118h], rcx
; compute abs address of label finish
lea rcx, finish
; save address of finish as return-address for context-function in RBP
; will be entered after context-function returns
mov [rax+0108h], rcx
ret ; return pointer to context-data
trampoline:
; store return address on stack
; fix stack alignment
push rbp
; jump to context-function
jmp rbx
finish:
; exit code is zero
xor rcx, rcx
; exit application
call _exit
hlt
make_fcontext ENDP
END

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/*
Copyright Oliver Kowalke 2009.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/****************************************************************************************
* *
* ---------------------------------------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ---------------------------------------------------------------------------------- *
* | 0x0 | 0x4 | 0x8 | 0xc | 0x10 | 0x14 | 0x18 | 0x1c | *
* ---------------------------------------------------------------------------------- *
* | fc_mxcsr|fc_x87_cw| guard | R12 | R13 | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ---------------------------------------------------------------------------------- *
* | 0x20 | 0x24 | 0x28 | 0x2c | 0x30 | 0x34 | 0x38 | 0x3c | *
* ---------------------------------------------------------------------------------- *
* | R14 | R15 | RBX | RBP | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ---------------------------------------------------------------------------------- *
* | 0x40 | 0x44 | | *
* ---------------------------------------------------------------------------------- *
* | RIP | | *
* ---------------------------------------------------------------------------------- *
* *
****************************************************************************************/
# if defined __CET__
# include <cet.h>
# define SHSTK_ENABLED (__CET__ & 0x2)
# define BOOST_CONTEXT_SHADOW_STACK (SHSTK_ENABLED && SHADOW_STACK_SYSCALL)
# else
# define _CET_ENDBR
# endif
.file "make_x86_64_sysv_elf_gas.S"
.text
.globl make_fcontext
.type make_fcontext,@function
.align 16
make_fcontext:
_CET_ENDBR
#if BOOST_CONTEXT_SHADOW_STACK
/* the new shadow stack pointer (SSP) */
movq -0x8(%rdi), %r9
#endif
/* first arg of make_fcontext() == top of context-stack */
movq %rdi, %rax
/* shift address in RAX to lower 16 byte boundary */
andq $-16, %rax
/* reserve space for context-data on context-stack */
/* on context-function entry: (RSP -0x8) % 16 == 0 */
leaq -0x48(%rax), %rax
/* third arg of make_fcontext() == address of context-function */
/* stored in RBX */
movq %rdx, 0x30(%rax)
/* save MMX control- and status-word */
stmxcsr (%rax)
/* save x87 control-word */
fnstcw 0x4(%rax)
#if defined(BOOST_CONTEXT_TLS_STACK_PROTECTOR)
/* save stack guard */
movq %fs:0x28, %rcx /* read stack guard from TLS record */
movq %rcx, 0x8(%rsp) /* save stack guard */
#endif
/* compute abs address of label trampoline */
leaq trampoline(%rip), %rcx
/* save address of trampoline as return-address for context-function */
/* will be entered after calling jump_fcontext() first time */
movq %rcx, 0x40(%rax)
/* compute abs address of label finish */
leaq finish(%rip), %rcx
/* save address of finish as return-address for context-function */
/* will be entered after context-function returns */
movq %rcx, 0x38(%rax)
#if BOOST_CONTEXT_SHADOW_STACK
/* Populate the shadow stack and normal stack */
/* get original SSP */
rdsspq %r8
/* restore new shadow stack */
rstorssp -0x8(%r9)
/* save the restore token on the original shadow stack */
saveprevssp
/* push the address of "jmp trampoline" to the new shadow stack */
/* as well as the stack */
call 1f
jmp trampoline
1:
/* save address of "jmp trampoline" as return-address */
/* for context-function */
pop 0x38(%rax)
/* Get the new SSP. */
rdsspq %r9
/* restore original shadow stack */
rstorssp -0x8(%r8)
/* save the restore token on the new shadow stack. */
saveprevssp
/* reserve space for the new SSP */
leaq -0x8(%rax), %rax
/* save the new SSP to this fcontext */
movq %r9, (%rax)
#endif
ret /* return pointer to context-data */
trampoline:
_CET_ENDBR
/* store return address on stack */
/* fix stack alignment */
#if BOOST_CONTEXT_SHADOW_STACK
/* save address of "jmp *%rbp" as return-address */
/* on stack and shadow stack */
call 2f
jmp *%rbp
2:
#else
push %rbp
#endif
/* jump to context-function */
jmp *%rbx
finish:
_CET_ENDBR
/* exit code is zero */
xorq %rdi, %rdi
/* exit application */
call _exit@PLT
hlt
.size make_fcontext,.-make_fcontext
/* Mark that we don't need executable stack. */
.section .note.GNU-stack,"",%progbits

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/*
Copyright Oliver Kowalke 2009.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/****************************************************************************************
* *
* ---------------------------------------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ---------------------------------------------------------------------------------- *
* | 0x0 | 0x4 | 0x8 | 0xc | 0x10 | 0x14 | 0x18 | 0x1c | *
* ---------------------------------------------------------------------------------- *
* | fc_mxcsr|fc_x87_cw| R12 | R13 | R14 | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ---------------------------------------------------------------------------------- *
* | 0x20 | 0x24 | 0x28 | 0x2c | 0x30 | 0x34 | 0x38 | 0x3c | *
* ---------------------------------------------------------------------------------- *
* | R15 | RBX | RBP | RIP | *
* ---------------------------------------------------------------------------------- *
* *
****************************************************************************************/
.text
.globl _make_fcontext
.align 8
_make_fcontext:
/* first arg of make_fcontext() == top of context-stack */
movq %rdi, %rax
/* shift address in RAX to lower 16 byte boundary */
andq $-16, %rax
/* reserve space for context-data on context-stack */
/* on context-function entry: (RSP -0x8) % 16 == 0 */
leaq -0x40(%rax), %rax
/* third arg of make_fcontext() == address of context-function */
/* stored in RBX */
movq %rdx, 0x28(%rax)
/* save MMX control- and status-word */
stmxcsr (%rax)
/* save x87 control-word */
fnstcw 0x4(%rax)
/* compute abs address of label trampoline */
leaq trampoline(%rip), %rcx
/* save address of trampoline as return-address for context-function */
/* will be entered after calling jump_fcontext() first time */
movq %rcx, 0x38(%rax)
/* compute abs address of label finish */
leaq finish(%rip), %rcx
/* save address of finish as return-address for context-function */
/* will be entered after context-function returns */
movq %rcx, 0x30(%rax)
ret /* return pointer to context-data */
trampoline:
/* store return address on stack */
/* fix stack alignment */
push %rbp
/* jump to context-function */
jmp *%rbx
finish:
/* exit code is zero */
xorq %rdi, %rdi
/* exit application */
call __exit
hlt

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/*
Copyright Edward Nevill + Oliver Kowalke 2015
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ------------------------------------------------- *
* | 0x0 | 0x4 | 0x8 | 0xc | 0x10| 0x14| 0x18| 0x1c| *
* ------------------------------------------------- *
* | d8 | d9 | d10 | d11 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 0x20| 0x24| 0x28| 0x2c| 0x30| 0x34| 0x38| 0x3c| *
* ------------------------------------------------- *
* | d12 | d13 | d14 | d15 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 0x40| 0x44| 0x48| 0x4c| 0x50| 0x54| 0x58| 0x5c| *
* ------------------------------------------------- *
* | x19 | x20 | x21 | x22 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 0x60| 0x64| 0x68| 0x6c| 0x70| 0x74| 0x78| 0x7c| *
* ------------------------------------------------- *
* | x23 | x24 | x25 | x26 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
* ------------------------------------------------- *
* | 0x80| 0x84| 0x88| 0x8c| 0x90| 0x94| 0x98| 0x9c| *
* ------------------------------------------------- *
* | x27 | x28 | FP | LR | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 40 | 41 | 42 | 43 | | | *
* ------------------------------------------------- *
* | 0xa0| 0xa4| 0xa8| 0xac| | | *
* ------------------------------------------------- *
* | PC | align | | | *
* ------------------------------------------------- *
* *
*******************************************************/
.file "ontop_arm64_aapcs_elf_gas.S"
.text
.align 2
.global ontop_fcontext
.type ontop_fcontext, %function
ontop_fcontext:
# prepare stack for GP + FPU
sub sp, sp, #0xb0
# save d8 - d15
stp d8, d9, [sp, #0x00]
stp d10, d11, [sp, #0x10]
stp d12, d13, [sp, #0x20]
stp d14, d15, [sp, #0x30]
# save x19-x30
stp x19, x20, [sp, #0x40]
stp x21, x22, [sp, #0x50]
stp x23, x24, [sp, #0x60]
stp x25, x26, [sp, #0x70]
stp x27, x28, [sp, #0x80]
stp x29, x30, [sp, #0x90]
# save LR as PC
str x30, [sp, #0xa0]
# store RSP (pointing to context-data) in X5
mov x4, sp
# restore RSP (pointing to context-data) from X1
mov sp, x0
# load d8 - d15
ldp d8, d9, [sp, #0x00]
ldp d10, d11, [sp, #0x10]
ldp d12, d13, [sp, #0x20]
ldp d14, d15, [sp, #0x30]
# load x19-x30
ldp x19, x20, [sp, #0x40]
ldp x21, x22, [sp, #0x50]
ldp x23, x24, [sp, #0x60]
ldp x25, x26, [sp, #0x70]
ldp x27, x28, [sp, #0x80]
ldp x29, x30, [sp, #0x90]
# return transfer_t from jump
# pass transfer_t as first arg in context function
# X0 == FCTX, X1 == DATA
mov x0, x4
# skip pc
# restore stack from GP + FPU
add sp, sp, #0xb0
# jump to ontop-function
ret x2
.size ontop_fcontext,.-ontop_fcontext
# Mark that we don't need executable stack.
.section .note.GNU-stack,"",%progbits

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/*
Copyright Edward Nevill + Oliver Kowalke 2015
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ------------------------------------------------- *
* | 0x0 | 0x4 | 0x8 | 0xc | 0x10| 0x14| 0x18| 0x1c| *
* ------------------------------------------------- *
* | d8 | d9 | d10 | d11 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 0x20| 0x24| 0x28| 0x2c| 0x30| 0x34| 0x38| 0x3c| *
* ------------------------------------------------- *
* | d12 | d13 | d14 | d15 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 0x40| 0x44| 0x48| 0x4c| 0x50| 0x54| 0x58| 0x5c| *
* ------------------------------------------------- *
* | x19 | x20 | x21 | x22 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 0x60| 0x64| 0x68| 0x6c| 0x70| 0x74| 0x78| 0x7c| *
* ------------------------------------------------- *
* | x23 | x24 | x25 | x26 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
* ------------------------------------------------- *
* | 0x80| 0x84| 0x88| 0x8c| 0x90| 0x94| 0x98| 0x9c| *
* ------------------------------------------------- *
* | x27 | x28 | FP | LR | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 40 | 41 | 42 | 43 | | | *
* ------------------------------------------------- *
* | 0xa0| 0xa4| 0xa8| 0xac| | | *
* ------------------------------------------------- *
* | PC | align | | | *
* ------------------------------------------------- *
* *
*******************************************************/
.text
.global _ontop_fcontext
.balign 16
_ontop_fcontext:
; prepare stack for GP + FPU
sub sp, sp, #0xb0
; save d8 - d15
stp d8, d9, [sp, #0x00]
stp d10, d11, [sp, #0x10]
stp d12, d13, [sp, #0x20]
stp d14, d15, [sp, #0x30]
; save x19-x30
stp x19, x20, [sp, #0x40]
stp x21, x22, [sp, #0x50]
stp x23, x24, [sp, #0x60]
stp x25, x26, [sp, #0x70]
stp x27, x28, [sp, #0x80]
stp x29, x30, [sp, #0x90]
; save LR as PC
str x30, [sp, #0xa0]
; store RSP (pointing to context-data) in X5
mov x4, sp
; restore RSP (pointing to context-data) from X1
mov sp, x0
; load d8 - d15
ldp d8, d9, [sp, #0x00]
ldp d10, d11, [sp, #0x10]
ldp d12, d13, [sp, #0x20]
ldp d14, d15, [sp, #0x30]
; load x19-x30
ldp x19, x20, [sp, #0x40]
ldp x21, x22, [sp, #0x50]
ldp x23, x24, [sp, #0x60]
ldp x25, x26, [sp, #0x70]
ldp x27, x28, [sp, #0x80]
ldp x29, x30, [sp, #0x90]
; return transfer_t from jump
; pass transfer_t as first arg in context function
; X0 == FCTX, X1 == DATA
mov x0, x4
; skip pc
; restore stack from GP + FPU
add sp, sp, #0xb0
; jump to ontop-function
ret x2

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; Copyright Edward Nevill + Oliver Kowalke 2015
; Distributed under the Boost Software License, Version 1.0.
; (See accompanying file LICENSE_1_0.txt or copy at
; http://www.boost.org/LICENSE_1_0.txt)
;*******************************************************
;* *
;* ------------------------------------------------- *
;* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
;* ------------------------------------------------- *
;* | 0x0 | 0x4 | 0x8 | 0xc | 0x10| 0x14| 0x18| 0x1c| *
;* ------------------------------------------------- *
;* | d8 | d9 | d10 | d11 | *
;* ------------------------------------------------- *
;* ------------------------------------------------- *
;* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
;* ------------------------------------------------- *
;* | 0x20| 0x24| 0x28| 0x2c| 0x30| 0x34| 0x38| 0x3c| *
;* ------------------------------------------------- *
;* | d12 | d13 | d14 | d15 | *
;* ------------------------------------------------- *
;* ------------------------------------------------- *
;* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
;* ------------------------------------------------- *
;* | 0x40| 0x44| 0x48| 0x4c| 0x50| 0x54| 0x58| 0x5c| *
;* ------------------------------------------------- *
;* | x19 | x20 | x21 | x22 | *
;* ------------------------------------------------- *
;* ------------------------------------------------- *
;* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
;* ------------------------------------------------- *
;* | 0x60| 0x64| 0x68| 0x6c| 0x70| 0x74| 0x78| 0x7c| *
;* ------------------------------------------------- *
;* | x23 | x24 | x25 | x26 | *
;* ------------------------------------------------- *
;* ------------------------------------------------- *
;* | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
;* ------------------------------------------------- *
;* | 0x80| 0x84| 0x88| 0x8c| 0x90| 0x94| 0x98| 0x9c| *
;* ------------------------------------------------- *
;* | x27 | x28 | FP | LR | *
;* ------------------------------------------------- *
;* ------------------------------------------------- *
;* | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | *
;* ------------------------------------------------- *
;* | 0xa0| 0xa4| 0xa8| 0xac| 0xb0| 0xb4| 0xb8| 0xbc| *
;* ------------------------------------------------- *
;* | fiber data| base | limit | dealloc | *
;* ------------------------------------------------- *
;* ------------------------------------------------- *
;* | 48 | 49 | 50 | 51 | | | *
;* ------------------------------------------------- *
;* | 0xc0| 0xc4| 0xc8| 0xcc| | | *
;* ------------------------------------------------- *
;* | PC | align | | | *
;* ------------------------------------------------- *
;* *
;*******************************************************
AREA |.text|, CODE, READONLY, ALIGN=4, CODEALIGN
EXPORT ontop_fcontext
ontop_fcontext proc BOOST_CONTEXT_EXPORT
; prepare stack for GP + FPU
sub sp, sp, #0xd0
; save d8 - d15
stp d8, d9, [sp, #0x00]
stp d10, d11, [sp, #0x10]
stp d12, d13, [sp, #0x20]
stp d14, d15, [sp, #0x30]
; save x19-x30
stp x19, x20, [sp, #0x40]
stp x21, x22, [sp, #0x50]
stp x23, x24, [sp, #0x60]
stp x25, x26, [sp, #0x70]
stp x27, x28, [sp, #0x80]
stp x29, x30, [sp, #0x90]
; save LR as PC
str x30, [sp, #0xc0]
; save current stack base and limit
ldp x5, x6, [x18, #0x08] ; TeStackBase and TeStackLimit at ksarm64.h
stp x5, x6, [sp, #0xa0]
; save current fiber data and deallocation stack
ldr x5, [x18, #0x1478] ; TeDeallocationStack at ksarm64.h
ldr x6, [x18, #0x20] ; TeFiberData at ksarm64.h
stp x5, x6, [sp, #0xb0]
; store RSP (pointing to context-data) in X5
mov x4, sp
; restore RSP (pointing to context-data) from X1
mov sp, x0
; restore stack base and limit
ldp x5, x6, [sp, #0xa0]
stp x5, x6, [x18, #0x08] ; TeStackBase and TeStackLimit at ksarm64.h
; restore fiber data and deallocation stack
ldp x5, x6, [sp, #0xb0]
str x5, [x18, #0x1478] ; TeDeallocationStack at ksarm64.h
str x6, [x18, #0x20] ; TeFiberData at ksarm64.h
; load d8 - d15
ldp d8, d9, [sp, #0x00]
ldp d10, d11, [sp, #0x10]
ldp d12, d13, [sp, #0x20]
ldp d14, d15, [sp, #0x30]
; load x19-x30
ldp x19, x20, [sp, #0x40]
ldp x21, x22, [sp, #0x50]
ldp x23, x24, [sp, #0x60]
ldp x25, x26, [sp, #0x70]
ldp x27, x28, [sp, #0x80]
ldp x29, x30, [sp, #0x90]
; return transfer_t from jump
; pass transfer_t as first arg in context function
; X0 == FCTX, X1 == DATA
mov x0, x4
; skip pc
; restore stack from GP + FPU
add sp, sp, #0xc0
; jump to ontop-function
ret x2
ENDP
END

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/*
Copyright Oliver Kowalke 2009.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ------------------------------------------------- *
* | 0x0 | 0x4 | 0x8 | 0xc | 0x10| 0x14| 0x18| 0x1c| *
* ------------------------------------------------- *
* | s16 | s17 | s18 | s19 | s20 | s21 | s22 | s23 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 0x20| 0x24| 0x28| 0x2c| 0x30| 0x34| 0x38| 0x3c| *
* ------------------------------------------------- *
* | s24 | s25 | s26 | s27 | s28 | s29 | s30 | s31 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 0x40| 0x44| 0x48| 0x4c| 0x50| 0x54| 0x58| 0x5c| *
* ------------------------------------------------- *
* |hiddn| v1 | v2 | v3 | v4 | v5 | v6 | v7 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 0x60| 0x64| 0x68| 0x6c| 0x70| 0x74| 0x78| 0x7c| *
* ------------------------------------------------- *
* | v8 | lr | pc | FCTX| DATA| | *
* ------------------------------------------------- *
* *
*******************************************************/
.file "ontop_arm_aapcs_elf_gas.S"
.text
.globl ontop_fcontext
.align 2
.type ontop_fcontext,%function
.syntax unified
ontop_fcontext:
@ save LR as PC
push {lr}
@ save hidden,V1-V8,LR
push {a1,v1-v8,lr}
@ prepare stack for FPU
sub sp, sp, #64
#if (defined(__VFP_FP__) && !defined(__SOFTFP__))
@ save S16-S31
vstmia sp, {d8-d15}
#endif
@ store RSP (pointing to context-data) in A1
mov a1, sp
@ restore RSP (pointing to context-data) from A2
mov sp, a2
@ store parent context in A2
mov a2, a1
#if (defined(__VFP_FP__) && !defined(__SOFTFP__))
@ restore S16-S31
vldmia sp, {d8-d15}
#endif
@ prepare stack for FPU
add sp, sp, #64
@ restore hidden,V1-V8,LR
pop {a1,v1-v8,lr}
@ return transfer_t from jump
str a2, [a1, #0]
str a3, [a1, #4]
@ pass transfer_t as first arg in context function
@ A1 == hidden, A2 == FCTX, A3 == DATA
@ skip PC
add sp, sp, #4
@ jump to ontop-function
bx a4
.size ontop_fcontext,.-ontop_fcontext
@ Mark that we don't need executable stack.
.section .note.GNU-stack,"",%progbits

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/*
Copyright Oliver Kowalke 2009.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ------------------------------------------------- *
* | 0x0 | 0x4 | 0x8 | 0xc | 0x10| 0x14| 0x18| 0x1c| *
* ------------------------------------------------- *
* | s16 | s17 | s18 | s19 | s20 | s21 | s22 | s23 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 0x20| 0x24| 0x28| 0x2c| 0x30| 0x34| 0x38| 0x3c| *
* ------------------------------------------------- *
* | s24 | s25 | s26 | s27 | s28 | s29 | s30 | s31 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 0x0 | 0x4 | 0x8 | 0xc | 0x10| 0x14| 0x18| 0x1c| *
* ------------------------------------------------- *
* | sjlj|hiddn| v1 | v2 | v3 | v4 | v5 | v6 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 0x20| 0x24| 0x28| 0x2c| 0x30| 0x34| 0x38| 0x3c| *
* ------------------------------------------------- *
* | v7 | v8 | lr | pc | FCTX| DATA| | *
* ------------------------------------------------- *
* *
*******************************************************/
.text
.globl _ontop_fcontext
.align 2
_ontop_fcontext:
@ save LR as PC
push {lr}
@ save hidden,V1-V8,LR
push {a1,v1-v8,lr}
@ locate TLS to save/restore SjLj handler
mrc p15, 0, v2, c13, c0, #3
bic v2, v2, #3
@ load TLS[__PTK_LIBC_DYLD_Unwind_SjLj_Key]
ldr v1, [v2, #72]
@ save SjLj handler
push {v1}
@ prepare stack for FPU
sub sp, sp, #64
#if (defined(__VFP_FP__) && !defined(__SOFTFP__))
@ save S16-S31
vstmia sp, {d8-d15}
#endif
@ store RSP (pointing to context-data) in A1
mov a1, sp
@ restore RSP (pointing to context-data) from A2
mov sp, a2
#if (defined(__VFP_FP__) && !defined(__SOFTFP__))
@ restore S16-S31
vldmia sp, {d8-d15}
#endif
@ prepare stack for FPU
add sp, sp, #64
@ restore SjLj handler
pop {v1}
@ store SjLj handler in TLS
str v1, [v2, #72]
@ store parent context in A2
mov a2, a1
@ restore hidden,V1-V8,LR
pop {a1,v1-v8,lr}
@ return transfer_t from jump
str a2, [a1, #0]
str a3, [a1, #4]
@ pass transfer_t as first arg in context function
@ A1 == hidden, A2 == FCTX, A3 == DATA
@ skip PC
add sp, sp, #4
@ jump to ontop-function
bx a4

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;/*
; Copyright Oliver Kowalke 2009.
; Distributed under the Boost Software License, Version 1.0.
; (See accompanying file LICENSE_1_0.txt or copy at
; http://www.boost.org/LICENSE_1_0.txt)
;*/
; *******************************************************
; * *
; * ------------------------------------------------- *
; * | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
; * ------------------------------------------------- *
; * | 0x0 | 0x4 | 0x8 | 0xc | 0x10| 0x14| 0x18| 0x1c| *
; * ------------------------------------------------- *
; * |deall|limit| base|hiddn| v1 | v2 | v3 | v4 | *
; * ------------------------------------------------- *
; * ------------------------------------------------- *
; * | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
; * ------------------------------------------------- *
; * | 0x20| 0x24| 0x28| 0x2c| 0x30| 0x34| 0x38| 0x3c| *
; * ------------------------------------------------- *
; * | v5 | v6 | v7 | v8 | lr | pc | FCTX| DATA| *
; * ------------------------------------------------- *
; * *
; *******************************************************
AREA |.text|, CODE
ALIGN 4
EXPORT ontop_fcontext
ontop_fcontext PROC
; save LR as PC
push {lr}
; save hidden,V1-V8,LR
push {a1,v1-v8,lr}
; load TIB to save/restore thread size and limit.
; we do not need preserve CPU flag and can use it's arg register
mrc p15, #0, v1, c13, c0, #2
; save current stack base
ldr a1, [v1, #0x04]
push {a1}
; save current stack limit
ldr a1, [v1, #0x08]
push {a1}
; save current deallocation stack
ldr a1, [v1, #0xe0c]
push {a1}
; store RSP (pointing to context-data) in A1
mov a1, sp
; restore RSP (pointing to context-data) from A2
mov sp, a2
; restore stack base
pop {a1}
str a1, [v1, #0x04]
; restore stack limit
pop {a1}
str a1, [v1, #0x08]
; restore deallocation stack
pop {a1}
str a1, [v1, #0xe0c]
; store parent context in A2
mov a2, a1
; restore hidden,V1-V8,LR
pop {a1,v1-v8,lr}
; return transfer_t from jump
str a2, [a1, #0]
str a3, [a1, #4]
; pass transfer_t as first arg in context function
; A1 == hidden, A2 == FCTX, A3 == DATA
; skip PC
add sp, sp, #4
; jump to ontop-function
bx a4
ENDP
END

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third_party/context/src/asm/ontop_combined_sysv_macho_gas.S vendored Normal file
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/*
Copyright Sergue E. Leontiev 2013.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
// Stub file for universal binary
#if defined(__i386__)
#include "ontop_i386_sysv_macho_gas.S"
#elif defined(__x86_64__)
#include "ontop_x86_64_sysv_macho_gas.S"
#elif defined(__ppc__)
#include "ontop_ppc32_sysv_macho_gas.S"
#elif defined(__ppc64__)
#include "ontop_ppc64_sysv_macho_gas.S"
#elif defined(__arm__)
#include "ontop_arm_aapcs_macho_gas.S"
#elif defined(__arm64__)
#include "ontop_arm64_aapcs_macho_gas.S"
#else
#error "No arch's"
#endif

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/*
Copyright Oliver Kowalke 2009.
Copyright Thomas Sailer 2013.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*************************************************************************************
* --------------------------------------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* --------------------------------------------------------------------------------- *
* | 0h | 04h | 08h | 0ch | 010h | 014h | 018h | 01ch | *
* --------------------------------------------------------------------------------- *
* | fc_mxcsr|fc_x87_cw| fc_strg |fc_deallo| limit | base | fc_seh | EDI | *
* --------------------------------------------------------------------------------- *
* --------------------------------------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* --------------------------------------------------------------------------------- *
* | 020h | 024h | 028h | 02ch | 030h | 034h | 038h | 03ch | *
* --------------------------------------------------------------------------------- *
* | ESI | EBX | EBP | EIP | to | data | EH NXT |SEH HNDLR| *
* --------------------------------------------------------------------------------- *
**************************************************************************************/
.file "ontop_i386_ms_pe_clang_gas.S"
.text
.p2align 4,,15
/* mark as using no unregistered SEH handlers */
.globl @feat.00
.def @feat.00; .scl 3; .type 0; .endef
.set @feat.00, 1
.globl _ontop_fcontext
.def _ontop_fcontext; .scl 2; .type 32; .endef
_ontop_fcontext:
/* prepare stack */
leal -0x2c(%esp), %esp
#if !defined(BOOST_USE_TSX)
/* save MMX control- and status-word */
stmxcsr (%esp)
/* save x87 control-word */
fnstcw 0x4(%esp)
#endif
/* load NT_TIB */
movl %fs:(0x18), %edx
/* load fiber local storage */
movl 0x10(%edx), %eax
movl %eax, 0x8(%esp)
/* load current dealloction stack */
movl 0xe0c(%edx), %eax
movl %eax, 0xc(%esp)
/* load current stack limit */
movl 0x8(%edx), %eax
movl %eax, 0x10(%esp)
/* load current stack base */
movl 0x4(%edx), %eax
movl %eax, 0x14(%esp)
/* load current SEH exception list */
movl (%edx), %eax
movl %eax, 0x18(%esp)
movl %edi, 0x1c(%esp) /* save EDI */
movl %esi, 0x20(%esp) /* save ESI */
movl %ebx, 0x24(%esp) /* save EBX */
movl %ebp, 0x28(%esp) /* save EBP */
/* store ESP (pointing to context-data) in ECX */
movl %esp, %ecx
/* first arg of ontop_fcontext() == fcontext to jump to */
movl 0x30(%esp), %eax
/* pass parent fcontext_t */
movl %ecx, 0x30(%eax)
/* second arg of ontop_fcontext() == data to be transferred */
movl 0x34(%esp), %ecx
/* pass data */
movl %ecx, 0x34(%eax)
/* third arg of ontop_fcontext() == ontop-function */
movl 0x38(%esp), %ecx
/* restore ESP (pointing to context-data) from EDX */
movl %eax, %esp
#if !defined(BOOST_USE_TSX)
/* restore MMX control- and status-word */
ldmxcsr (%esp)
/* restore x87 control-word */
fldcw 0x4(%esp)
#endif
/* restore NT_TIB into EDX */
movl %fs:(0x18), %edx
/* restore fiber local storage */
movl 0x8(%esp), %eax
movl %eax, 0x10(%edx)
/* restore current deallocation stack */
movl 0xc(%esp), %eax
movl %eax, 0xe0c(%edx)
/* restore current stack limit */
movl 0x10(%esp), %eax
movl %eax, 0x08(%edx)
/* restore current stack base */
movl 0x14(%esp), %eax
movl %eax, 0x04(%edx)
/* restore current SEH exception list */
movl 0x18(%esp), %eax
movl %eax, (%edx)
movl 0x1c(%esp), %edi /* restore EDI */
movl 0x20(%esp), %esi /* restore ESI */
movl 0x24(%esp), %ebx /* restore EBX */
movl 0x28(%esp), %ebp /* restore EBP */
/* prepare stack */
leal 0x2c(%esp), %esp
/* keep return-address on stack */
/* jump to context */
jmp *%ecx
.section .drectve
.ascii " -export:\"_ontop_fcontext\""

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/*
Copyright Oliver Kowalke 2009.
Copyright Thomas Sailer 2013.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*************************************************************************************
* --------------------------------------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* --------------------------------------------------------------------------------- *
* | 0h | 04h | 08h | 0ch | 010h | 014h | 018h | 01ch | *
* --------------------------------------------------------------------------------- *
* | fc_mxcsr|fc_x87_cw| fc_strg |fc_deallo| limit | base | fc_seh | EDI | *
* --------------------------------------------------------------------------------- *
* --------------------------------------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* --------------------------------------------------------------------------------- *
* | 020h | 024h | 028h | 02ch | 030h | 034h | 038h | 03ch | *
* --------------------------------------------------------------------------------- *
* | ESI | EBX | EBP | EIP | to | data | EH NXT |SEH HNDLR| *
* --------------------------------------------------------------------------------- *
**************************************************************************************/
.file "ontop_i386_ms_pe_gas.asm"
.text
.p2align 4,,15
/* mark as using no unregistered SEH handlers */
.globl @feat.00
.def @feat.00; .scl 3; .type 0; .endef
.set @feat.00, 1
.globl _ontop_fcontext
.def _ontop_fcontext; .scl 2; .type 32; .endef
_ontop_fcontext:
/* prepare stack */
leal -0x2c(%esp), %esp
#if !defined(BOOST_USE_TSX)
/* save MMX control- and status-word */
stmxcsr (%esp)
/* save x87 control-word */
fnstcw 0x4(%esp)
#endif
/* load NT_TIB */
movl %fs:(0x18), %edx
/* load fiber local storage */
movl 0x10(%edx), %eax
movl %eax, 0x8(%esp)
/* load current dealloction stack */
movl 0xe0c(%edx), %eax
movl %eax, 0xc(%esp)
/* load current stack limit */
movl 0x8(%edx), %eax
movl %eax, 0x10(%esp)
/* load current stack base */
movl 0x4(%edx), %eax
movl %eax, 0x14(%esp)
/* load current SEH exception list */
movl (%edx), %eax
movl %eax, 0x18(%esp)
movl %edi, 0x1c(%esp) /* save EDI */
movl %esi, 0x20(%esp) /* save ESI */
movl %ebx, 0x24(%esp) /* save EBX */
movl %ebp, 0x28(%esp) /* save EBP */
/* store ESP (pointing to context-data) in ECX */
movl %esp, %ecx
/* first arg of ontop_fcontext() == fcontext to jump to */
movl 0x30(%esp), %eax
/* pass parent fcontext_t */
movl %ecx, 0x30(%eax)
/* second arg of ontop_fcontext() == data to be transferred */
movl 0x34(%esp), %ecx
/* pass data */
movl %ecx, 0x34(%eax)
/* third arg of ontop_fcontext() == ontop-function */
movl 0x38(%esp), %ecx
/* restore ESP (pointing to context-data) from EDX */
movl %eax, %esp
#if !defined(BOOST_USE_TSX)
/* restore MMX control- and status-word */
ldmxcsr (%esp)
/* restore x87 control-word */
fldcw 0x4(%esp)
#endif
/* restore NT_TIB into EDX */
movl %fs:(0x18), %edx
/* restore fiber local storage */
movl 0x8(%esp), %eax
movl %eax, 0x10(%edx)
/* restore current deallocation stack */
movl 0xc(%esp), %eax
movl %eax, 0xe0c(%edx)
/* restore current stack limit */
movl 0x10(%esp), %eax
movl %eax, 0x08(%edx)
/* restore current stack base */
movl 0x14(%esp), %eax
movl %eax, 0x04(%edx)
/* restore current SEH exception list */
movl 0x18(%esp), %eax
movl %eax, (%edx)
movl 0x1c(%esp), %edi /* restore EDI */
movl 0x20(%esp), %esi /* restore ESI */
movl 0x24(%esp), %ebx /* restore EBX */
movl 0x28(%esp), %ebp /* restore EBP */
/* prepare stack */
leal 0x2c(%esp), %esp
/* keep return-address on stack */
/* jump to context */
jmp *%ecx
.section .drectve
.ascii " -export:\"ontop_fcontext\""

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; Copyright Oliver Kowalke 2009.
; Distributed under the Boost Software License, Version 1.0.
; (See accompanying file LICENSE_1_0.txt or copy at
; http://www.boost.org/LICENSE_1_0.txt)
; ---------------------------------------------------------------------------------
; | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
; ---------------------------------------------------------------------------------
; | 0h | 04h | 08h | 0ch | 010h | 014h | 018h | 01ch |
; ---------------------------------------------------------------------------------
; | fc_mxcsr|fc_x87_cw| fc_strg |fc_deallo| limit | base | fc_seh | EDI |
; ---------------------------------------------------------------------------------
; ---------------------------------------------------------------------------------
; | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 |
; ---------------------------------------------------------------------------------
; | 020h | 024h | 028h | 02ch | 030h | 034h | 038h | 03ch |
; ---------------------------------------------------------------------------------
; | ESI | EBX | EBP | EIP | to | data | EH NXT |SEH HNDLR|
; ---------------------------------------------------------------------------------
.386
.XMM
.model flat, c
.code
ontop_fcontext PROC BOOST_CONTEXT_EXPORT
; prepare stack
lea esp, [esp-02ch]
IFNDEF BOOST_USE_TSX
; save MMX control- and status-word
stmxcsr [esp]
; save x87 control-word
fnstcw [esp+04h]
ENDIF
assume fs:nothing
; load NT_TIB into ECX
mov edx, fs:[018h]
assume fs:error
; load fiber local storage
mov eax, [edx+010h]
mov [esp+08h], eax
; load current deallocation stack
mov eax, [edx+0e0ch]
mov [esp+0ch], eax
; load current stack limit
mov eax, [edx+08h]
mov [esp+010h], eax
; load current stack base
mov eax, [edx+04h]
mov [esp+014h], eax
; load current SEH exception list
mov eax, [edx]
mov [esp+018h], eax
mov [esp+01ch], edi ; save EDI
mov [esp+020h], esi ; save ESI
mov [esp+024h], ebx ; save EBX
mov [esp+028h], ebp ; save EBP
; store ESP (pointing to context-data) in ECX
mov ecx, esp
; first arg of ontop_fcontext() == fcontext to jump to
mov eax, [esp+030h]
; pass parent fcontext_t
mov [eax+030h], ecx
; second arg of ontop_fcontext() == data to be transferred
mov ecx, [esp+034h]
; pass data
mov [eax+034h], ecx
; third arg of ontop_fcontext() == ontop-function
mov ecx, [esp+038h]
; restore ESP (pointing to context-data) from EAX
mov esp, eax
IFNDEF BOOST_USE_TSX
; restore MMX control- and status-word
ldmxcsr [esp]
; restore x87 control-word
fldcw [esp+04h]
ENDIF
assume fs:nothing
; load NT_TIB into EDX
mov edx, fs:[018h]
assume fs:error
; restore fiber local storage
mov eax, [esp+08h]
mov [edx+010h], eax
; restore current deallocation stack
mov eax, [esp+0ch]
mov [edx+0e0ch], eax
; restore current stack limit
mov eax, [esp+010h]
mov [edx+08h], eax
; restore current stack base
mov eax, [esp+014h]
mov [edx+04h], eax
; restore current SEH exception list
mov eax, [esp+018h]
mov [edx], eax
mov edi, [esp+01ch] ; restore EDI
mov esi, [esp+020h] ; restore ESI
mov ebx, [esp+024h] ; restore EBX
mov ebp, [esp+028h] ; restore EBP
; prepare stack
lea esp, [esp+02ch]
; keep return-address on stack
; jump to context
jmp ecx
ontop_fcontext ENDP
END

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/*
Copyright Oliver Kowalke 2009.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/****************************************************************************************
* *
* ---------------------------------------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ---------------------------------------------------------------------------------- *
* | 0x0 | 0x4 | 0x8 | 0xc | 0x10 | 0x14 | 0x18 | 0x1c | *
* ---------------------------------------------------------------------------------- *
* | fc_mxcsr|fc_x87_cw| guard | EDI | ESI | EBX | EBP | EIP | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ---------------------------------------------------------------------------------- *
* | 0x20 | 0x24 | 0x28 | | *
* ---------------------------------------------------------------------------------- *
* | hidden | to | data | | *
* ---------------------------------------------------------------------------------- *
* *
****************************************************************************************/
.file "ontop_i386_sysv_elf_gas.S"
.text
.globl ontop_fcontext
.align 2
.type ontop_fcontext,@function
ontop_fcontext:
leal -0x1c(%esp), %esp /* prepare stack */
#if !defined(BOOST_USE_TSX)
stmxcsr (%esp) /* save MMX control- and status-word */
fnstcw 0x4(%esp) /* save x87 control-word */
#endif
#if defined(BOOST_CONTEXT_TLS_STACK_PROTECTOR)
movl %gs:0x14, %ecx /* read stack guard from TLS record */
movl %ecx, 0x8(%esp) /* save stack guard */
#endif
movl %edi, 0xc(%esp) /* save EDI */
movl %esi, 0x10(%esp) /* save ESI */
movl %ebx, 0x14(%esp) /* save EBX */
movl %ebp, 0x18(%esp) /* save EBP */
/* store ESP (pointing to context-data) in ECX */
movl %esp, %ecx
/* first arg of ontop_fcontext() == fcontext to jump to */
movl 0x24(%esp), %eax
/* pass parent fcontext_t */
movl %ecx, 0x24(%eax)
/* second arg of ontop_fcontext() == data to be transferred */
movl 0x28(%esp), %ecx
/* pass data */
movl %ecx, 0x28(%eax)
/* third arg of ontop_fcontext() == ontop-function */
movl 0x2c(%esp), %ecx
/* restore ESP (pointing to context-data) from EAX */
movl %eax, %esp
/* address of returned transport_t */
movl 0x20(%esp), %eax
/* return parent fcontext_t */
movl %ecx, (%eax)
/* return data */
movl %edx, 0x4(%eax)
#if !defined(BOOST_USE_TSX)
ldmxcsr (%esp) /* restore MMX control- and status-word */
fldcw 0x4(%esp) /* restore x87 control-word */
#endif
#if defined(BOOST_CONTEXT_TLS_STACK_PROTECTOR)
movl 0x8(%esp), %edx /* load stack guard */
movl %edx, %gs:0x14 /* restore stack guard to TLS record */
#endif
movl 0xc(%esp), %edi /* restore EDI */
movl 0x10(%esp), %esi /* restore ESI */
movl 0x14(%esp), %ebx /* restore EBX */
movl 0x18(%esp), %ebp /* restore EBP */
leal 0x1c(%esp), %esp /* prepare stack */
/* jump to context */
jmp *%ecx
.size ontop_fcontext,.-ontop_fcontext
/* Mark that we don't need executable stack. */
.section .note.GNU-stack,"",%progbits

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/*
Copyright Oliver Kowalke 2009.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/****************************************************************************************
* *
* ---------------------------------------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ---------------------------------------------------------------------------------- *
* | 0x0 | 0x4 | 0x8 | 0xc | 0x10 | 0x14 | 0x18 | 0x1c | *
* ---------------------------------------------------------------------------------- *
* | fc_mxcsr|fc_x87_cw| EDI | ESI | EBX | EBP | EIP | to | *
* ---------------------------------------------------------------------------------- *
* ---------------------------------------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ---------------------------------------------------------------------------------- *
* | 0x20 | | *
* ---------------------------------------------------------------------------------- *
* | data | | *
* ---------------------------------------------------------------------------------- *
* *
****************************************************************************************/
.text
.globl _ontop_fcontext
.align 2
_ontop_fcontext:
leal -0x18(%esp), %esp /* prepare stack */
#if !defined(BOOST_USE_TSX)
stmxcsr (%esp) /* save MMX control- and status-word */
fnstcw 0x4(%esp) /* save x87 control-word */
#endif
movl %edi, 0x8(%esp) /* save EDI */
movl %esi, 0xc(%esp) /* save ESI */
movl %ebx, 0x10(%esp) /* save EBX */
movl %ebp, 0x14(%esp) /* save EBP */
/* store ESP (pointing to context-data) in ECX */
movl %esp, %ecx
/* first arg of ontop_fcontext() == fcontext to jump to */
movl 0x1c(%esp), %eax
/* pass parent fcontext_t */
movl %ecx, 0x1c(%eax)
/* second arg of ontop_fcontext() == data to be transferred */
movl 0x20(%esp), %ecx
/* pass data */
movl %ecx, 0x20(%eax)
/* third arg of ontop_fcontext() == ontop-function */
movl 0x24(%esp), %ecx
/* restore ESP (pointing to context-data) from EAX */
movl %eax, %esp
/* return parent fcontext_t */
movl %ecx, %eax
/* returned data is stored in EDX */
#if !defined(BOOST_USE_TSX)
ldmxcsr (%esp) /* restore MMX control- and status-word */
fldcw 0x4(%esp) /* restore x87 control-word */
#endif
movl 0x8(%esp), %edi /* restore EDI */
movl 0xc(%esp), %esi /* restore ESI */
movl 0x10(%esp), %ebx /* restore EBX */
movl 0x14(%esp), %ebp /* restore EBP */
leal 0x18(%esp), %esp /* prepare stack */
/* jump to context */
jmp *%ecx

16
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/*
Copyright Sergue E. Leontiev 2013.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
// Stub file for universal binary
#if defined(__i386__)
#include "ontop_i386_sysv_macho_gas.S"
#elif defined(__x86_64__)
#include "ontop_x86_64_sysv_macho_gas.S"
#else
#error "No arch's"
#endif

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/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ------------------------------------------------- *
* | 0 | 8 | 16 | 24 | *
* ------------------------------------------------- *
* | FS0 | FS1 | FS2 | FS3 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 32 | 40 | 48 | 56 | *
* ------------------------------------------------- *
* | FS4 | FS5 | FS6 | FS7 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 64 | 72 | 80 | 88 | *
* ------------------------------------------------- *
* | S0 | S1 | S2 | S3 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 96 | 100 | 104 | 108 | 112 | 116 | 120 | 124 | *
* ------------------------------------------------- *
* | S4 | S5 | S6 | S7 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
* ------------------------------------------------- *
* | 128 | 132 | 136 | 140 | 144 | 148 | 152 | 156 | *
* ------------------------------------------------- *
* | S8 | FP | RA | PC | *
* ------------------------------------------------- *
* *
* *****************************************************/
.file "ontop_loongarch64_sysv_elf_gas.S"
.text
.globl ontop_fcontext
.align 2
.type ontop_fcontext,@function
ontop_fcontext:
# reserve space on stack
addi.d $sp, $sp, -160
# save fs0 - fs7
fst.d $fs0, $sp, 0
fst.d $fs1, $sp, 8
fst.d $fs2, $sp, 16
fst.d $fs3, $sp, 24
fst.d $fs4, $sp, 32
fst.d $fs5, $sp, 40
fst.d $fs6, $sp, 48
fst.d $fs7, $sp, 56
# save s0 - s8, fp, ra
st.d $s0, $sp, 64
st.d $s1, $sp, 72
st.d $s2, $sp, 80
st.d $s3, $sp, 88
st.d $s4, $sp, 96
st.d $s5, $sp, 104
st.d $s6, $sp, 112
st.d $s7, $sp, 120
st.d $s8, $sp, 128
st.d $fp, $sp, 136
st.d $ra, $sp, 144
# save RA as PC
st.d $ra, $sp, 152
# store SP (pointing to context-data) in A3
move $a3, $sp
# restore SP (pointing to context-data) from A0
move $sp, $a0
# load fs0 - fs11
fld.d $fs0, $sp, 0
fld.d $fs1, $sp, 8
fld.d $fs2, $sp, 16
fld.d $fs3, $sp, 24
fld.d $fs4, $sp, 32
fld.d $fs5, $sp, 40
fld.d $fs6, $sp, 48
fld.d $fs7, $sp, 56
#load s0 - s11, fp, ra
ld.d $s0, $sp, 64
ld.d $s1, $sp, 72
ld.d $s2, $sp, 80
ld.d $s3, $sp, 88
ld.d $s4, $sp, 96
ld.d $s5, $sp, 104
ld.d $s6, $sp, 112
ld.d $s7, $sp, 120
ld.d $s8, $sp, 128
ld.d $fp, $sp, 136
ld.d $ra, $sp, 144
# return transfer_t from jump
# pass transfer_t as first arg in context function
# a0 == FCTX, a1 == DATA
move $a0, $a3
# adjust stack
addi.d $sp, $sp, 160
# jump to context
jr $a2
.size ontop_fcontext, .-ontop_fcontext
/* Mark that we don't need executable stack. */
.section .note.GNU-stack,"",%progbits

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/*
Copyright Oliver Kowalke 2009.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ------------------------------------------------- *
* | 0 | 4 | 8 | 12 | 16 | 20 | 24 | 28 | *
* ------------------------------------------------- *
* | F20 | F22 | F24 | F26 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 32 | 36 | 40 | 44 | 48 | 52 | 56 | 60 | *
* ------------------------------------------------- *
* | F28 | F30 | S0 | S1 | S2 | S3 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 64 | 68 | 72 | 76 | 80 | 84 | 88 | 92 | *
* ------------------------------------------------- *
* | S4 | S5 | S6 | S7 | FP |hiddn| RA | PC | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 96 | 100 | 104 | 108 | 112 | 116 | 120 | 124 | *
* ------------------------------------------------- *
* | ABI ARGS | GP | FCTX| DATA| | *
* ------------------------------------------------- *
* *
* *****************************************************/
.file "ontop_mips32_o32_elf_gas.S"
.text
.globl ontop_fcontext
.align 2
.type ontop_fcontext,@function
.ent ontop_fcontext
ontop_fcontext:
# reserve space on stack
addiu $sp, $sp, -96
sw $s0, 48($sp) # save S0
sw $s1, 52($sp) # save S1
sw $s2, 56($sp) # save S2
sw $s3, 60($sp) # save S3
sw $s4, 64($sp) # save S4
sw $s5, 68($sp) # save S5
sw $s6, 72($sp) # save S6
sw $s7, 76($sp) # save S7
sw $fp, 80($sp) # save FP
sw $a0, 84($sp) # save hidden, address of returned transfer_t
sw $ra, 88($sp) # save RA
sw $ra, 92($sp) # save RA as PC
#if defined(__mips_hard_float)
s.d $f20, ($sp) # save F20
s.d $f22, 8($sp) # save F22
s.d $f24, 16($sp) # save F24
s.d $f26, 24($sp) # save F26
s.d $f28, 32($sp) # save F28
s.d $f30, 40($sp) # save F30
#endif
# store SP (pointing to context-data) in A0
move $a0, $sp
# restore SP (pointing to context-data) from A1
move $sp, $a1
#if defined(__mips_hard_float)
l.d $f20, ($sp) # restore F20
l.d $f22, 8($sp) # restore F22
l.d $f24, 16($sp) # restore F24
l.d $f26, 24($sp) # restore F26
l.d $f28, 32($sp) # restore F28
l.d $f30, 40($sp) # restore F30
#endif
lw $s0, 48($sp) # restore S0
lw $s1, 52($sp) # restore S1
lw $s2, 56($sp) # restore S2
lw $s3, 60($sp) # restore S3
lw $s4, 64($sp) # restore S4
lw $s5, 68($sp) # restore S5
lw $s6, 72($sp) # restore S6
lw $s7, 76($sp) # restore S7
lw $fp, 80($sp) # restore FP
lw $v0, 84($sp) # restore hidden, address of returned transfer_t
lw $ra, 88($sp) # restore RA
# load PC
move $t9, $a3
# adjust stack
addiu $sp, $sp, 96
# return transfer_t from jump
sw $a0, ($v0) # fctx of transfer_t
sw $a2, 4($v0) # data of transfer_t
# pass transfer_t as first arg in context function
# A0 == hidden, A1 == fctx, A2 == data
move $a1, $a0
move $a0, $v0
# jump to context
jr $t9
.end ontop_fcontext
.size ontop_fcontext, .-ontop_fcontext
/* Mark that we don't need executable stack. */
.section .note.GNU-stack,"",%progbits

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/*
Copyright Jiaxun Yang 2018.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE
*/
/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
* ------------------------------------------------- *
* | 0 | 8 | 16 | 24 | *
* ------------------------------------------------- *
* | F24 | F25 | F26 | F27 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
* ------------------------------------------------- *
* | 32 | 40 | 48 | 56 | *
* ------------------------------------------------- *
* | F28 | F29 | F30 | F31 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
* ------------------------------------------------- *
* | 64 | 72 | 80 | 88 | *
* ------------------------------------------------- *
* | S0 | S1 | S2 | S3 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
* ------------------------------------------------- *
* | 96 | 100 | 104 | 108 | 112 | 116 | 120 | 124 | *
* ------------------------------------------------- *
* | S4 | S5 | S6 | S7 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
* ------------------------------------------------- *
* | 128 | 132 | 136 | 140 | 144 | 148 | 152 | 156 | *
* ------------------------------------------------- *
* | FP | GP | RA | PC | *
* ------------------------------------------------- *
* *
* *****************************************************/
.file "ontop_mips64_n64_elf_gas.S"
.text
.globl ontop_fcontext
.align 3
.type ontop_fcontext,@function
.ent ontop_fcontext
ontop_fcontext:
# reserve space on stack
daddiu $sp, $sp, -160
sd $s0, 64($sp) # save S0
sd $s1, 72($sp) # save S1
sd $s2, 80($sp) # save S2
sd $s3, 88($sp) # save S3
sd $s4, 96($sp) # save S4
sd $s5, 104($sp) # save S5
sd $s6, 112($sp) # save S6
sd $s7, 120($sp) # save S7
sd $fp, 128($sp) # save FP
sd $ra, 144($sp) # save RA
sd $ra, 152($sp) # save RA as PC
#if defined(__mips_hard_float)
s.d $f24, 0($sp) # save F24
s.d $f25, 8($sp) # save F25
s.d $f26, 16($sp) # save F26
s.d $f27, 24($sp) # save F27
s.d $f28, 32($sp) # save F28
s.d $f29, 40($sp) # save F29
s.d $f30, 48($sp) # save F30
s.d $f31, 56($sp) # save F31
#endif
# store SP (pointing to context-data) in t0
move $t0, $sp
# restore SP (pointing to context-data) from a0
move $sp, $a0
#if defined(__mips_hard_float)
l.d $f24, 0($sp) # restore F24
l.d $f25, 8($sp) # restore F25
l.d $f26, 16($sp) # restore F26
l.d $f27, 24($sp) # restore F27
l.d $f28, 32($sp) # restore F28
l.d $f29, 40($sp) # restore F29
l.d $f30, 48($sp) # restore F30
l.d $f31, 56($sp) # restore F31
#endif
ld $s0, 64($sp) # restore S0
ld $s1, 72($sp) # restore S1
ld $s2, 80($sp) # restore S2
ld $s3, 88($sp) # restore S3
ld $s4, 96($sp) # restore S4
ld $s5, 104($sp) # restore S5
ld $s6, 112($sp) # restore S6
ld $s7, 120($sp) # restore S7
ld $fp, 128($sp) # restore FP
ld $ra, 144($sp) # restore RA
# load PC
move $t9, $a2
# adjust stack
daddiu $sp, $sp, 160
move $a0, $t0 # move param from t0 to a0 as param
# jump to context
jr $t9
.end ontop_fcontext
.size ontop_fcontext, .-ontop_fcontext
/* Mark that we don't need executable stack. */
.section .note.GNU-stack,"",%progbits

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third_party/context/src/asm/ontop_ppc32_ppc64_sysv_macho_gas.S vendored Normal file
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@ -0,0 +1,16 @@
/*
Copyright Sergue E. Leontiev 2013.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
// Stub file for universal binary
#if defined(__ppc__)
#include "ontop_ppc32_sysv_macho_gas.S"
#elif defined(__ppc64__)
#include "ontop_ppc64_sysv_macho_gas.S"
#else
#error "No arch's"
#endif

193
third_party/context/src/asm/ontop_ppc32_sysv_elf_gas.S vendored Normal file
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/*
Copyright Oliver Kowalke 2009.
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
*/
/*******************************************************
* *
* ------------------------------------------------- *
* | 0 | 4 | 8 | 12 | 16 | 20 | 24 | 28 | *
* ------------------------------------------------- *
* |bchai|hiddn| fpscr | PC | CR | R14 | R15 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 32 | 36 | 40 | 44 | 48 | 52 | 56 | 60 | *
* ------------------------------------------------- *
* | R16 | R17 | R18 | R19 | R20 | R21 | R22 | R23 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 64 | 68 | 72 | 76 | 80 | 84 | 88 | 92 | *
* ------------------------------------------------- *
* | R24 | R25 | R26 | R27 | R28 | R29 | R30 | R31 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 96 | 100 | 104 | 108 | 112 | 116 | 120 | 124 | *
* ------------------------------------------------- *
* | F14 | F15 | F16 | F17 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 128 | 132 | 136 | 140 | 144 | 148 | 152 | 156 | *
* ------------------------------------------------- *
* | F18 | F19 | F20 | F21 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 160 | 164 | 168 | 172 | 176 | 180 | 184 | 188 | *
* ------------------------------------------------- *
* | F22 | F23 | F24 | F25 | *
* ------------------------------------------------- *
* ------------------------------------------------- *
* | 192 | 196 | 200 | 204 | 208 | 212 | 216 | 220 | *
* ------------------------------------------------- *
* | F26 | F27 | F28 | F29 | *
* ------------------------------------------------- *
* ------------------------|------------ *
* | 224 | 228 | 232 | 236 | 240 | 244 | *
* ------------------------|------------ *
* | F30 | F31 |bchai| LR | *
* ------------------------|------------ *
* *
*******************************************************/
.file "ontop_ppc32_sysv_elf_gas.S"
.text
.globl ontop_fcontext
.align 2
.type ontop_fcontext,@function
ontop_fcontext:
# Linux: ontop_fcontext( hidden transfer_t * R3, R4, R5, R6)
# Other: transfer_t R3:R4 = jump_fcontext( R3, R4, R5)
mflr %r0 # return address from LR
mffs %f0 # FPSCR
mfcr %r8 # condition register
stwu %r1, -240(%r1) # allocate stack space, R1 % 16 == 0
stw %r0, 244(%r1) # save LR in caller's frame
#ifdef __linux__
stw %r3, 4(%r1) # hidden pointer
#endif
stfd %f0, 8(%r1) # FPSCR
stw %r0, 16(%r1) # LR as PC
stw %r8, 20(%r1) # CR
# Save registers R14 to R31.
# Don't change R2, the thread-local storage pointer.
# Don't change R13, the small data pointer.
stw %r14, 24(%r1)
stw %r15, 28(%r1)
stw %r16, 32(%r1)
stw %r17, 36(%r1)
stw %r18, 40(%r1)
stw %r19, 44(%r1)
stw %r20, 48(%r1)
stw %r21, 52(%r1)
stw %r22, 56(%r1)
stw %r23, 60(%r1)
stw %r24, 64(%r1)
stw %r25, 68(%r1)
stw %r26, 72(%r1)
stw %r27, 76(%r1)
stw %r28, 80(%r1)
stw %r29, 84(%r1)
stw %r30, 88(%r1)
stw %r31, 92(%r1)
# Save registers F14 to F31 in slots with 8-byte alignment.
# 4-byte alignment may stall the pipeline of some processors.
# Less than 4 may cause alignment traps.
stfd %f14, 96(%r1)
stfd %f15, 104(%r1)
stfd %f16, 112(%r1)
stfd %f17, 120(%r1)
stfd %f18, 128(%r1)
stfd %f19, 136(%r1)
stfd %f20, 144(%r1)
stfd %f21, 152(%r1)
stfd %f22, 160(%r1)
stfd %f23, 168(%r1)
stfd %f24, 176(%r1)
stfd %f25, 184(%r1)
stfd %f26, 192(%r1)
stfd %f27, 200(%r1)
stfd %f28, 208(%r1)
stfd %f29, 216(%r1)
stfd %f30, 224(%r1)
stfd %f31, 232(%r1)
# store RSP (pointing to context-data) in R7/R6
# restore RSP (pointing to context-data) from R4/R3
#ifdef __linux__
mr %r7, %r1
mr %r1, %r4
lwz %r3, 4(%r1) # hidden pointer
#else
mr %r6, %r1
mr %r1, %r3
#endif
# ignore PC at 16(%r1)
lfd %f0, 8(%r1) # FPSCR
lwz %r8, 20(%r1) # CR
mtfsf 0xff, %f0 # restore FPSCR
mtcr %r8 # restore CR
# restore R14 to R31
lwz %r14, 24(%r1)
lwz %r15, 28(%r1)
lwz %r16, 32(%r1)
lwz %r17, 36(%r1)
lwz %r18, 40(%r1)
lwz %r19, 44(%r1)
lwz %r20, 48(%r1)
lwz %r21, 52(%r1)
lwz %r22, 56(%r1)
lwz %r23, 60(%r1)
lwz %r24, 64(%r1)
lwz %r25, 68(%r1)
lwz %r26, 72(%r1)
lwz %r27, 76(%r1)
lwz %r28, 80(%r1)
lwz %r29, 84(%r1)
lwz %r30, 88(%r1)
lwz %r31, 92(%r1)
# restore F14 to F31
lfd %f14, 96(%r1)
lfd %f15, 104(%r1)
lfd %f16, 112(%r1)
lfd %f17, 120(%r1)
lfd %f18, 128(%r1)
lfd %f19, 136(%r1)
lfd %f20, 144(%r1)
lfd %f21, 152(%r1)
lfd %f22, 160(%r1)
lfd %f23, 168(%r1)
lfd %f24, 176(%r1)
lfd %f25, 184(%r1)
lfd %f26, 192(%r1)
lfd %f27, 200(%r1)
lfd %f28, 208(%r1)
lfd %f29, 216(%r1)
lfd %f30, 224(%r1)
lfd %f31, 232(%r1)
# restore LR from caller's frame
lwz %r0, 244(%r1)
mtlr %r0
# adjust stack
addi %r1, %r1, 240
# see tail_ppc32_sysv_elf_gas.cpp
# Linux: fcontext_ontop_tail( hidden transfer_t * R3, R4, R5, R6, R7)
# Other: transfer_t R3:R4 = fcontext_ontop_tail( R3, R4, R5, R6)
b ontop_fcontext_tail
.size ontop_fcontext, .-ontop_fcontext
/* Mark that we don't need executable stack. */
.section .note.GNU-stack,"",%progbits

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