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use local dynamic tls for static MUSL builds (see issue #644)

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This commit is contained in:
Daan 2024-05-11 08:08:03 -07:00
parent bb3802801c
commit 0f6d8293c7
1 changed files with 15 additions and 6 deletions
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19
CMakeLists.txt
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@ -58,6 +58,9 @@ set(mi_sources
src/prim/prim.c)
set(mi_cflags "")
set(mi_cflags_static "") # extra flags for a static library build
set(mi_cflags_dynamic "") # extra flags for a shared-object library build
set(mi_defines "")
set(mi_libraries "")
# -----------------------------------------------------------------------------
@ -288,8 +291,7 @@ if(CMAKE_SYSTEM_NAME MATCHES "Linux|Android")
endif()
if(MI_LIBC_MUSL)
message(STATUS "Assume using musl libc (MI_LIBC_MUSL=ON) (this implies MI_LOCAL_DYNAMIC_TLS=ON)")
set(MI_LOCAL_DYNAMIC_TLS "ON")
message(STATUS "Assume using musl libc (MI_LIBC_MUSL=ON)")
list(APPEND mi_defines MI_LIBC_MUSL=1)
endif()
@ -317,9 +319,16 @@ endif()
if(CMAKE_C_COMPILER_ID MATCHES "AppleClang|Clang|GNU|Intel" AND NOT CMAKE_SYSTEM_NAME MATCHES "Haiku")
if(MI_LOCAL_DYNAMIC_TLS)
list(APPEND mi_cflags -ftls-model=local-dynamic)
else()
if(MI_LIBC_MUSL)
# with musl we use local-dynamic for the static build, see issue #644
list(APPEND mi_cflags_static -ftls-model=local-dynamic)
list(APPEND mi_cflags_dynamic -ftls-model=initial-exec)
message(STATUS "Use local dynamic TLS for the static build (since MI_LIBC_MUSL=ON)")
else()
list(APPEND mi_cflags -ftls-model=initial-exec)
endif()
endif()
if(MI_OVERRIDE)
list(APPEND mi_cflags -fno-builtin-malloc)
endif()
@ -426,7 +435,7 @@ if(MI_BUILD_SHARED)
add_library(mimalloc SHARED ${mi_sources})
set_target_properties(mimalloc PROPERTIES VERSION ${mi_version} SOVERSION ${mi_version_major} OUTPUT_NAME ${mi_basename} )
target_compile_definitions(mimalloc PRIVATE ${mi_defines} MI_SHARED_LIB MI_SHARED_LIB_EXPORT)
target_compile_options(mimalloc PRIVATE ${mi_cflags})
target_compile_options(mimalloc PRIVATE ${mi_cflags} ${mi_cflags_dynamic})
target_link_libraries(mimalloc PRIVATE ${mi_libraries})
target_include_directories(mimalloc PUBLIC
$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
@ -456,7 +465,7 @@ if (MI_BUILD_STATIC)
add_library(mimalloc-static STATIC ${mi_sources})
set_property(TARGET mimalloc-static PROPERTY POSITION_INDEPENDENT_CODE ON)
target_compile_definitions(mimalloc-static PRIVATE ${mi_defines} MI_STATIC_LIB)
target_compile_options(mimalloc-static PRIVATE ${mi_cflags})
target_compile_options(mimalloc-static PRIVATE ${mi_cflags} ${mi_cflags_static})
target_link_libraries(mimalloc-static PRIVATE ${mi_libraries})
target_include_directories(mimalloc-static PUBLIC
$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
@ -488,7 +497,7 @@ if (MI_BUILD_OBJECT)
add_library(mimalloc-obj OBJECT src/static.c)
set_property(TARGET mimalloc-obj PROPERTY POSITION_INDEPENDENT_CODE ON)
target_compile_definitions(mimalloc-obj PRIVATE ${mi_defines})
target_compile_options(mimalloc-obj PRIVATE ${mi_cflags})
target_compile_options(mimalloc-obj PRIVATE ${mi_cflags} ${mi_cflags_static})
target_include_directories(mimalloc-obj PUBLIC
$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
$<INSTALL_INTERFACE:${mi_install_incdir}>