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4f5dd67229
Only RV64GC is supported. Bug: fuchsia:127655 Tested: `python build/run_tests.py` on RISC-V emulator Tested: Created minidump via self-induced crash on RISC-V emulator, ran through Breakpad stackwalker Change-Id: I713797cd623b0a758269048e01696cbce502ca6c Reviewed-on: https://chromium-review.googlesource.com/c/crashpad/crashpad/+/4581050 Reviewed-by: Joshua Peraza <jperaza@chromium.org>
78 lines
2.6 KiB
C++
78 lines
2.6 KiB
C++
// Copyright 2018 The Crashpad Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "util/misc/capture_context_test_util.h"
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#include "gtest/gtest.h"
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#include "util/misc/from_pointer_cast.h"
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namespace crashpad {
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namespace test {
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void SanityCheckContext(const NativeCPUContext& context) {
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#if defined(ARCH_CPU_X86)
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// TODO(jperaza): fpregs is nullptr until CaptureContext() supports capturing
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// floating point context.
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EXPECT_EQ(context.uc_mcontext.fpregs, nullptr);
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#elif defined(ARCH_CPU_X86_64)
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EXPECT_EQ(context.uc_mcontext.gregs[REG_RDI],
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FromPointerCast<intptr_t>(&context));
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EXPECT_EQ(context.uc_mcontext.fpregs, nullptr);
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#elif defined(ARCH_CPU_ARMEL)
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EXPECT_EQ(context.uc_mcontext.arm_r0, FromPointerCast<uintptr_t>(&context));
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#elif defined(ARCH_CPU_ARM64)
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EXPECT_EQ(context.uc_mcontext.regs[0], FromPointerCast<uintptr_t>(&context));
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#elif defined(ARCH_CPU_MIPS_FAMILY)
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EXPECT_EQ(context.uc_mcontext.gregs[4], FromPointerCast<uintptr_t>(&context));
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#elif defined(ARCH_CPU_RISCV64)
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EXPECT_EQ(context.uc_mcontext.__gregs[10],
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FromPointerCast<uintptr_t>(&context));
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#endif
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}
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uintptr_t ProgramCounterFromContext(const NativeCPUContext& context) {
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#if defined(ARCH_CPU_X86)
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return context.uc_mcontext.gregs[REG_EIP];
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#elif defined(ARCH_CPU_X86_64)
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return context.uc_mcontext.gregs[REG_RIP];
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#elif defined(ARCH_CPU_ARMEL)
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return context.uc_mcontext.arm_pc;
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#elif defined(ARCH_CPU_ARM64)
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return context.uc_mcontext.pc;
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#elif defined(ARCH_CPU_MIPS_FAMILY)
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return context.uc_mcontext.pc;
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#elif defined(ARCH_CPU_RISCV64)
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return context.uc_mcontext.__gregs[0];
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#endif
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}
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uintptr_t StackPointerFromContext(const NativeCPUContext& context) {
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#if defined(ARCH_CPU_X86)
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return context.uc_mcontext.gregs[REG_ESP];
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#elif defined(ARCH_CPU_X86_64)
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return context.uc_mcontext.gregs[REG_RSP];
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#elif defined(ARCH_CPU_ARMEL)
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return context.uc_mcontext.arm_sp;
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#elif defined(ARCH_CPU_ARM64)
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return context.uc_mcontext.sp;
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#elif defined(ARCH_CPU_MIPS_FAMILY)
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return context.uc_mcontext.gregs[29];
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#elif defined(ARCH_CPU_RISCV64)
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return context.uc_mcontext.__gregs[2];
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#endif
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}
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} // namespace test
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} // namespace crashpad
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