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author | Jonghyun Park <parjong@gmail.com> | 2016-12-06 10:01:57 +0900 |
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committer | Jan Kotas <jkotas@microsoft.com> | 2016-12-05 17:01:57 -0800 |
commit | ea8387f07031f42708e419a5629c53d7fbf384d7 (patch) | |
tree | 6499715d902248dcbf7ce45ed513eadac42bcf78 /src/vm | |
parent | 61ffc9f3fbf80a6b8a04eb2674b057c6cce465f0 (diff) | |
download | coreclr-ea8387f07031f42708e419a5629c53d7fbf384d7.tar.gz coreclr-ea8387f07031f42708e419a5629c53d7fbf384d7.tar.bz2 coreclr-ea8387f07031f42708e419a5629c53d7fbf384d7.zip |
[x86/Linux] Port gmsasm.asm (#8456)
Diffstat (limited to 'src/vm')
-rw-r--r-- | src/vm/CMakeLists.txt | 4 | ||||
-rw-r--r-- | src/vm/i386/gmsasm.S | 28 |
2 files changed, 32 insertions, 0 deletions
diff --git a/src/vm/CMakeLists.txt b/src/vm/CMakeLists.txt index 02e44d3683..1fb0e41f75 100644 --- a/src/vm/CMakeLists.txt +++ b/src/vm/CMakeLists.txt @@ -375,6 +375,10 @@ else(WIN32) ${ARCH_SOURCES_DIR}/umthunkstub.S ${ARCH_SOURCES_DIR}/virtualcallstubamd64.S ) + elseif(CLR_CMAKE_TARGET_ARCH_I386) + set(VM_SOURCES_WKS_ARCH_ASM + ${ARCH_SOURCES_DIR}/gmsasm.S + ) elseif(CLR_CMAKE_TARGET_ARCH_ARM) set(VM_SOURCES_WKS_ARCH_ASM ${ARCH_SOURCES_DIR}/asmhelpers.S diff --git a/src/vm/i386/gmsasm.S b/src/vm/i386/gmsasm.S new file mode 100644 index 0000000000..1e43fd281f --- /dev/null +++ b/src/vm/i386/gmsasm.S @@ -0,0 +1,28 @@ +// Licensed to the .NET Foundation under one or more agreements. +// The .NET Foundation licenses this file to you under the MIT license. +// See the LICENSE file in the project root for more information. + +.intel_syntax noprefix +#include "unixasmmacros.inc" +#include "asmconstants.h" + +// int __fastcall LazyMachStateCaptureState(struct LazyMachState *pState); +LEAF_ENTRY LazyMachStateCaptureState, _TEXT + // marks that this is not yet valid + mov dword ptr [ecx+MachState__pRetAddr], 0 + + // remember register values + mov [ecx+MachState__edi], edi + mov [ecx+MachState__esi], esi + mov [ecx+MachState__ebx], ebx + mov [ecx+LazyMachState_captureEbp], ebp + mov [ecx+LazyMachState_captureEsp], esp + + // capture return address + mov eax, [esp] + mov dword ptr [ecx+LazyMachState_captureEip], eax + + // return 0 + xor eax, eax + ret +LEAF_END LazyMachStateCaptureState, _TEXT |