parent
479c8382f3
commit
bd47269f13
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@ -260,20 +260,30 @@ extern "C" {
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CFI(".cfi_endproc\n")
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CFI(".cfi_endproc\n")
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);
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);
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#else
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#else
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void X86CompilationCallback2(void);
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void X86CompilationCallback2(intptr_t *StackPtr, intptr_t RetAddr);
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_declspec(naked) void X86CompilationCallback(void) {
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_declspec(naked) void X86CompilationCallback(void) {
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__asm {
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__asm {
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push ebp
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mov ebp, esp
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push eax
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push eax
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push edx
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push edx
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push ecx
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push ecx
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and esp, -16
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mov eax, dword ptr [ebp+4]
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mov dword ptr [esp+4], eax
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mov dword ptr [esp], ebp
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call X86CompilationCallback2
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call X86CompilationCallback2
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mov esp, ebp
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sub esp, 12
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pop ecx
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pop ecx
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pop edx
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pop edx
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pop eax
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pop eax
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pop ebp
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ret
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ret
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}
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}
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}
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}
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#endif // _MSC_VER
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#endif // _MSC_VER
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#else // Not an i386 host
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#else // Not an i386 host
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@ -288,16 +298,8 @@ extern "C" {
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/// function stub when we did not know the real target of a call. This function
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/// function stub when we did not know the real target of a call. This function
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/// must locate the start of the stub or call site and pass it into the JIT
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/// must locate the start of the stub or call site and pass it into the JIT
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/// compiler function.
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/// compiler function.
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#ifdef _MSC_VER
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extern "C" void X86CompilationCallback2() {
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assert(sizeof(size_t) == 4); // FIXME: handle Win64
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intptr_t *RetAddrLoc = (intptr_t *)_AddressOfReturnAddress();
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RetAddrLoc += 4; // skip over ret addr, edx, eax, ecx
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intptr_t RetAddr = *RetAddrLoc;
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#else
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extern "C" void X86CompilationCallback2(intptr_t *StackPtr, intptr_t RetAddr) {
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extern "C" void X86CompilationCallback2(intptr_t *StackPtr, intptr_t RetAddr) {
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intptr_t *RetAddrLoc = &StackPtr[1];
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intptr_t *RetAddrLoc = &StackPtr[1];
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#endif
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assert(*RetAddrLoc == RetAddr &&
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assert(*RetAddrLoc == RetAddr &&
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"Could not find return address on the stack!");
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"Could not find return address on the stack!");
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