Revert "Fix stack misalignment issues."
This reverts commit d334a9bc23
.
This breaks single core.
This commit is contained in:
parent
f3469c16a5
commit
9a6f28fce4
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@ -10,51 +10,38 @@ using namespace Gen;
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// Shared code between Win64 and Unix64
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// Shared code between Win64 and Unix64
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unsigned int XEmitter::ABI_GetAlignedFrameSize(unsigned int frameSize, bool noProlog) {
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// Sets up a __cdecl function.
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// On platforms other than Windows 32-bit: At the beginning of a function,
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void XEmitter::ABI_EmitPrologue(int maxCallParams)
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// the stack pointer is 4/8 bytes less than a multiple of 16; however, the
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{
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// function prolog immediately subtracts an appropriate amount to align
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#ifdef _M_IX86
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// it, so no alignment is required around a call.
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// Don't really need to do anything
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// In the functions generated by ThunkManager::ProtectFunction, we add the
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#elif defined(_M_X64)
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// necessary subtraction (and 0x20 bytes shadow space for Win64) into this
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#if _WIN32
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// rather than having a separate prolog.
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int stacksize = ((maxCallParams + 1) & ~1) * 8 + 8;
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// On Windows 32-bit, the required alignment is only 4 bytes, so we just
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// Set up a stack frame so that we can call functions
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// ensure that the frame size isn't misaligned.
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// TODO: use maxCallParams
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#ifdef _M_X64
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SUB(64, R(RSP), Imm8(stacksize));
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// expect frameSize == 0
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#endif
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frameSize = noProlog ? 0x28 : 0;
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#else
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#elif defined(_WIN32)
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#error Arch not supported
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frameSize = (frameSize + 3) & -4;
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#else
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unsigned int existingAlignment = noProlog ? 0xc : 0;
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frameSize -= existingAlignment;
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frameSize = (frameSize + 15) & -16;
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frameSize += existingAlignment;
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#endif
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#endif
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return frameSize;
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}
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}
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void XEmitter::ABI_AlignStack(unsigned int frameSize, bool noProlog) {
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void XEmitter::ABI_EmitEpilogue(int maxCallParams)
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unsigned int fillSize =
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{
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ABI_GetAlignedFrameSize(frameSize, noProlog) - frameSize;
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#ifdef _M_IX86
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if (fillSize != 0) {
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RET();
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#ifdef _M_X64
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#elif defined(_M_X64)
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SUB(64, R(RSP), Imm8(fillSize));
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#ifdef _WIN32
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#else
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int stacksize = ((maxCallParams+1)&~1)*8 + 8;
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SUB(32, R(ESP), Imm8(fillSize));
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ADD(64, R(RSP), Imm8(stacksize));
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#endif
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#endif
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}
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RET();
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}
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#else
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#error Arch not supported
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void XEmitter::ABI_RestoreStack(unsigned int frameSize, bool noProlog) {
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unsigned int alignedSize = ABI_GetAlignedFrameSize(frameSize, noProlog);
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if (alignedSize != 0) {
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#ifdef _M_X64
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ADD(64, R(RSP), Imm8(alignedSize));
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#else
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ADD(32, R(ESP), Imm8(alignedSize));
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#endif
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#endif
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}
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}
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}
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#ifdef _M_IX86 // All32
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#ifdef _M_IX86 // All32
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@ -78,7 +65,7 @@ void XEmitter::ABI_CallFunctionCC16(void *func, u32 param1, u16 param2) {
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PUSH(16, Imm16(param2));
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PUSH(16, Imm16(param2));
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PUSH(32, Imm32(param1));
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PUSH(32, Imm32(param1));
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CALL(func);
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CALL(func);
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ABI_AlignStack(1 * 2 + 1 * 4);
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ABI_RestoreStack(1 * 2 + 1 * 4);
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}
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}
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void XEmitter::ABI_CallFunctionC(void *func, u32 param1) {
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void XEmitter::ABI_CallFunctionC(void *func, u32 param1) {
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@ -169,27 +156,60 @@ void XEmitter::ABI_CallFunctionA(void *func, const Gen::OpArg &arg1)
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}
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}
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void XEmitter::ABI_PushAllCalleeSavedRegsAndAdjustStack() {
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void XEmitter::ABI_PushAllCalleeSavedRegsAndAdjustStack() {
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// Note: 4 * 4 = 16 bytes, so alignment is preserved.
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PUSH(EBP);
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PUSH(EBP);
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MOV(32, R(EBP), R(ESP));
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PUSH(EBX);
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PUSH(EBX);
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PUSH(ESI);
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PUSH(ESI);
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PUSH(EDI);
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PUSH(EDI);
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SUB(32, R(ESP), Imm8(0xc));
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}
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}
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void XEmitter::ABI_PopAllCalleeSavedRegsAndAdjustStack() {
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void XEmitter::ABI_PopAllCalleeSavedRegsAndAdjustStack() {
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ADD(32, R(ESP), Imm8(0xc));
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POP(EDI);
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POP(EDI);
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POP(ESI);
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POP(ESI);
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POP(EBX);
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POP(EBX);
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POP(EBP);
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POP(EBP);
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}
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}
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unsigned int XEmitter::ABI_GetAlignedFrameSize(unsigned int frameSize) {
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frameSize += 4; // reserve space for return address
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unsigned int alignedSize =
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#ifdef __GNUC__
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(frameSize + 15) & -16;
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#else
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(frameSize + 3) & -4;
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#endif
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return alignedSize;
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}
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void XEmitter::ABI_AlignStack(unsigned int frameSize) {
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// Mac OS X requires the stack to be 16-byte aligned before every call.
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// Linux requires the stack to be 16-byte aligned before calls that put SSE
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// vectors on the stack, but since we do not keep track of which calls do that,
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// it is effectively every call as well.
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// Windows binaries compiled with MSVC do not have such a restriction*, but I
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// expect that GCC on Windows acts the same as GCC on Linux in this respect.
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// It would be nice if someone could verify this.
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// *However, the MSVC optimizing compiler assumes a 4-byte-aligned stack at times.
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unsigned int fillSize =
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ABI_GetAlignedFrameSize(frameSize) - (frameSize + 4);
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if (fillSize != 0) {
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SUB(32, R(ESP), Imm8(fillSize));
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}
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}
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void XEmitter::ABI_RestoreStack(unsigned int frameSize) {
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unsigned int alignedSize = ABI_GetAlignedFrameSize(frameSize);
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alignedSize -= 4; // return address is POPped at end of call
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if (alignedSize != 0) {
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ADD(32, R(ESP), Imm8(alignedSize));
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}
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}
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#else //64bit
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#else //64bit
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// Common functions
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// Common functions
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void XEmitter::ABI_CallFunction(void *func) {
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void XEmitter::ABI_CallFunction(void *func) {
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ABI_AlignStack(0);
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u64 distance = u64(func) - (u64(code) + 5);
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u64 distance = u64(func) - (u64(code) + 5);
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if (distance >= 0x0000000080000000ULL
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if (distance >= 0x0000000080000000ULL
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&& distance < 0xFFFFFFFF80000000ULL) {
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&& distance < 0xFFFFFFFF80000000ULL) {
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@ -199,11 +219,9 @@ void XEmitter::ABI_CallFunction(void *func) {
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} else {
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} else {
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CALL(func);
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CALL(func);
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}
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}
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ABI_RestoreStack(0);
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}
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}
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void XEmitter::ABI_CallFunctionC16(void *func, u16 param1) {
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void XEmitter::ABI_CallFunctionC16(void *func, u16 param1) {
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ABI_AlignStack(0);
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MOV(32, R(ABI_PARAM1), Imm32((u32)param1));
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MOV(32, R(ABI_PARAM1), Imm32((u32)param1));
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u64 distance = u64(func) - (u64(code) + 5);
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u64 distance = u64(func) - (u64(code) + 5);
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if (distance >= 0x0000000080000000ULL
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if (distance >= 0x0000000080000000ULL
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@ -214,11 +232,9 @@ void XEmitter::ABI_CallFunctionC16(void *func, u16 param1) {
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} else {
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} else {
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CALL(func);
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CALL(func);
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}
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}
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ABI_RestoreStack(0);
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}
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}
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void XEmitter::ABI_CallFunctionCC16(void *func, u32 param1, u16 param2) {
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void XEmitter::ABI_CallFunctionCC16(void *func, u32 param1, u16 param2) {
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ABI_AlignStack(0);
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MOV(32, R(ABI_PARAM1), Imm32(param1));
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MOV(32, R(ABI_PARAM1), Imm32(param1));
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MOV(32, R(ABI_PARAM2), Imm32((u32)param2));
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MOV(32, R(ABI_PARAM2), Imm32((u32)param2));
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u64 distance = u64(func) - (u64(code) + 5);
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u64 distance = u64(func) - (u64(code) + 5);
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@ -230,11 +246,9 @@ void XEmitter::ABI_CallFunctionCC16(void *func, u32 param1, u16 param2) {
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} else {
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} else {
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CALL(func);
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CALL(func);
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}
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}
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ABI_RestoreStack(0);
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}
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}
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void XEmitter::ABI_CallFunctionC(void *func, u32 param1) {
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void XEmitter::ABI_CallFunctionC(void *func, u32 param1) {
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ABI_AlignStack(0);
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MOV(32, R(ABI_PARAM1), Imm32(param1));
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MOV(32, R(ABI_PARAM1), Imm32(param1));
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u64 distance = u64(func) - (u64(code) + 5);
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u64 distance = u64(func) - (u64(code) + 5);
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if (distance >= 0x0000000080000000ULL
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if (distance >= 0x0000000080000000ULL
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@ -245,11 +259,9 @@ void XEmitter::ABI_CallFunctionC(void *func, u32 param1) {
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} else {
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} else {
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CALL(func);
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CALL(func);
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}
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}
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ABI_RestoreStack(0);
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}
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}
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void XEmitter::ABI_CallFunctionCC(void *func, u32 param1, u32 param2) {
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void XEmitter::ABI_CallFunctionCC(void *func, u32 param1, u32 param2) {
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ABI_AlignStack(0);
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MOV(32, R(ABI_PARAM1), Imm32(param1));
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MOV(32, R(ABI_PARAM1), Imm32(param1));
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MOV(32, R(ABI_PARAM2), Imm32(param2));
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MOV(32, R(ABI_PARAM2), Imm32(param2));
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u64 distance = u64(func) - (u64(code) + 5);
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u64 distance = u64(func) - (u64(code) + 5);
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@ -261,11 +273,9 @@ void XEmitter::ABI_CallFunctionCC(void *func, u32 param1, u32 param2) {
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} else {
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} else {
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CALL(func);
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CALL(func);
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}
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}
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ABI_RestoreStack(0);
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}
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}
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void XEmitter::ABI_CallFunctionCCC(void *func, u32 param1, u32 param2, u32 param3) {
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void XEmitter::ABI_CallFunctionCCC(void *func, u32 param1, u32 param2, u32 param3) {
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ABI_AlignStack(0);
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MOV(32, R(ABI_PARAM1), Imm32(param1));
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MOV(32, R(ABI_PARAM1), Imm32(param1));
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MOV(32, R(ABI_PARAM2), Imm32(param2));
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MOV(32, R(ABI_PARAM2), Imm32(param2));
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MOV(32, R(ABI_PARAM3), Imm32(param3));
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MOV(32, R(ABI_PARAM3), Imm32(param3));
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@ -278,11 +288,9 @@ void XEmitter::ABI_CallFunctionCCC(void *func, u32 param1, u32 param2, u32 param
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} else {
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} else {
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CALL(func);
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CALL(func);
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}
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}
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ABI_RestoreStack(0);
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}
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}
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void XEmitter::ABI_CallFunctionCCP(void *func, u32 param1, u32 param2, void *param3) {
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void XEmitter::ABI_CallFunctionCCP(void *func, u32 param1, u32 param2, void *param3) {
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ABI_AlignStack(0);
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MOV(32, R(ABI_PARAM1), Imm32(param1));
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MOV(32, R(ABI_PARAM1), Imm32(param1));
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MOV(32, R(ABI_PARAM2), Imm32(param2));
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MOV(32, R(ABI_PARAM2), Imm32(param2));
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MOV(64, R(ABI_PARAM3), Imm64((u64)param3));
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MOV(64, R(ABI_PARAM3), Imm64((u64)param3));
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@ -295,11 +303,9 @@ void XEmitter::ABI_CallFunctionCCP(void *func, u32 param1, u32 param2, void *par
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} else {
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} else {
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CALL(func);
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CALL(func);
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}
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}
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ABI_RestoreStack(0);
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}
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}
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void XEmitter::ABI_CallFunctionCCCP(void *func, u32 param1, u32 param2, u32 param3, void *param4) {
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void XEmitter::ABI_CallFunctionCCCP(void *func, u32 param1, u32 param2, u32 param3, void *param4) {
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ABI_AlignStack(0);
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MOV(32, R(ABI_PARAM1), Imm32(param1));
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MOV(32, R(ABI_PARAM1), Imm32(param1));
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MOV(32, R(ABI_PARAM2), Imm32(param2));
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MOV(32, R(ABI_PARAM2), Imm32(param2));
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MOV(32, R(ABI_PARAM3), Imm32(param3));
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MOV(32, R(ABI_PARAM3), Imm32(param3));
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@ -313,11 +319,9 @@ void XEmitter::ABI_CallFunctionCCCP(void *func, u32 param1, u32 param2, u32 para
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} else {
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} else {
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CALL(func);
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CALL(func);
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}
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}
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ABI_RestoreStack(0);
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}
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}
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void XEmitter::ABI_CallFunctionPPC(void *func, void *param1, void *param2, u32 param3) {
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void XEmitter::ABI_CallFunctionPPC(void *func, void *param1, void *param2, u32 param3) {
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ABI_AlignStack(0);
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MOV(64, R(ABI_PARAM1), Imm64((u64)param1));
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MOV(64, R(ABI_PARAM1), Imm64((u64)param1));
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MOV(64, R(ABI_PARAM2), Imm64((u64)param2));
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MOV(64, R(ABI_PARAM2), Imm64((u64)param2));
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MOV(32, R(ABI_PARAM3), Imm32(param3));
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MOV(32, R(ABI_PARAM3), Imm32(param3));
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@ -330,12 +334,10 @@ void XEmitter::ABI_CallFunctionPPC(void *func, void *param1, void *param2, u32 p
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} else {
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} else {
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CALL(func);
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CALL(func);
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}
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}
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ABI_RestoreStack(0);
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}
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}
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// Pass a register as a parameter.
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// Pass a register as a parameter.
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void XEmitter::ABI_CallFunctionR(void *func, X64Reg reg1) {
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void XEmitter::ABI_CallFunctionR(void *func, X64Reg reg1) {
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ABI_AlignStack(0);
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if (reg1 != ABI_PARAM1)
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if (reg1 != ABI_PARAM1)
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MOV(32, R(ABI_PARAM1), R(reg1));
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MOV(32, R(ABI_PARAM1), R(reg1));
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u64 distance = u64(func) - (u64(code) + 5);
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u64 distance = u64(func) - (u64(code) + 5);
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@ -347,12 +349,10 @@ void XEmitter::ABI_CallFunctionR(void *func, X64Reg reg1) {
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} else {
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} else {
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CALL(func);
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CALL(func);
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}
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}
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ABI_RestoreStack(0);
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}
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}
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// Pass two registers as parameters.
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// Pass two registers as parameters.
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void XEmitter::ABI_CallFunctionRR(void *func, X64Reg reg1, X64Reg reg2) {
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void XEmitter::ABI_CallFunctionRR(void *func, X64Reg reg1, X64Reg reg2) {
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ABI_AlignStack(0);
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if (reg2 != ABI_PARAM1) {
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if (reg2 != ABI_PARAM1) {
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if (reg1 != ABI_PARAM1)
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if (reg1 != ABI_PARAM1)
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MOV(64, R(ABI_PARAM1), R(reg1));
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MOV(64, R(ABI_PARAM1), R(reg1));
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@ -373,12 +373,10 @@ void XEmitter::ABI_CallFunctionRR(void *func, X64Reg reg1, X64Reg reg2) {
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} else {
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} else {
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CALL(func);
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CALL(func);
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}
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}
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ABI_RestoreStack(0);
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}
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}
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void XEmitter::ABI_CallFunctionAC(void *func, const Gen::OpArg &arg1, u32 param2)
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void XEmitter::ABI_CallFunctionAC(void *func, const Gen::OpArg &arg1, u32 param2)
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{
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{
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ABI_AlignStack(0);
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if (!arg1.IsSimpleReg(ABI_PARAM1))
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if (!arg1.IsSimpleReg(ABI_PARAM1))
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MOV(32, R(ABI_PARAM1), arg1);
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MOV(32, R(ABI_PARAM1), arg1);
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MOV(32, R(ABI_PARAM2), Imm32(param2));
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MOV(32, R(ABI_PARAM2), Imm32(param2));
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@ -391,12 +389,10 @@ void XEmitter::ABI_CallFunctionAC(void *func, const Gen::OpArg &arg1, u32 param2
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} else {
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} else {
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CALL(func);
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CALL(func);
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}
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}
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ABI_RestoreStack(0);
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}
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}
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void XEmitter::ABI_CallFunctionA(void *func, const Gen::OpArg &arg1)
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void XEmitter::ABI_CallFunctionA(void *func, const Gen::OpArg &arg1)
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{
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{
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ABI_AlignStack(0);
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|
||||||
if (!arg1.IsSimpleReg(ABI_PARAM1))
|
if (!arg1.IsSimpleReg(ABI_PARAM1))
|
||||||
MOV(32, R(ABI_PARAM1), arg1);
|
MOV(32, R(ABI_PARAM1), arg1);
|
||||||
u64 distance = u64(func) - (u64(code) + 5);
|
u64 distance = u64(func) - (u64(code) + 5);
|
||||||
|
@ -408,7 +404,95 @@ void XEmitter::ABI_CallFunctionA(void *func, const Gen::OpArg &arg1)
|
||||||
} else {
|
} else {
|
||||||
CALL(func);
|
CALL(func);
|
||||||
}
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
unsigned int XEmitter::ABI_GetAlignedFrameSize(unsigned int frameSize) {
|
||||||
|
return frameSize;
|
||||||
|
}
|
||||||
|
|
||||||
|
#ifdef _WIN32
|
||||||
|
|
||||||
|
// Win64 Specific Code
|
||||||
|
void XEmitter::ABI_PushAllCalleeSavedRegsAndAdjustStack() {
|
||||||
|
//we only want to do this once
|
||||||
|
PUSH(RBX);
|
||||||
|
PUSH(RSI);
|
||||||
|
PUSH(RDI);
|
||||||
|
PUSH(RBP);
|
||||||
|
PUSH(R12);
|
||||||
|
PUSH(R13);
|
||||||
|
PUSH(R14);
|
||||||
|
PUSH(R15);
|
||||||
|
//TODO: Also preserve XMM0-3?
|
||||||
|
ABI_AlignStack(0);
|
||||||
|
}
|
||||||
|
|
||||||
|
void XEmitter::ABI_PopAllCalleeSavedRegsAndAdjustStack() {
|
||||||
ABI_RestoreStack(0);
|
ABI_RestoreStack(0);
|
||||||
|
POP(R15);
|
||||||
|
POP(R14);
|
||||||
|
POP(R13);
|
||||||
|
POP(R12);
|
||||||
|
POP(RBP);
|
||||||
|
POP(RDI);
|
||||||
|
POP(RSI);
|
||||||
|
POP(RBX);
|
||||||
|
}
|
||||||
|
|
||||||
|
// Win64 Specific Code
|
||||||
|
void XEmitter::ABI_PushAllCallerSavedRegsAndAdjustStack() {
|
||||||
|
PUSH(RCX);
|
||||||
|
PUSH(RDX);
|
||||||
|
PUSH(RSI);
|
||||||
|
PUSH(RDI);
|
||||||
|
PUSH(R8);
|
||||||
|
PUSH(R9);
|
||||||
|
PUSH(R10);
|
||||||
|
PUSH(R11);
|
||||||
|
//TODO: Also preserve XMM0-15?
|
||||||
|
ABI_AlignStack(0);
|
||||||
|
}
|
||||||
|
|
||||||
|
void XEmitter::ABI_PopAllCallerSavedRegsAndAdjustStack() {
|
||||||
|
ABI_RestoreStack(0);
|
||||||
|
POP(R11);
|
||||||
|
POP(R10);
|
||||||
|
POP(R9);
|
||||||
|
POP(R8);
|
||||||
|
POP(RDI);
|
||||||
|
POP(RSI);
|
||||||
|
POP(RDX);
|
||||||
|
POP(RCX);
|
||||||
|
}
|
||||||
|
|
||||||
|
void XEmitter::ABI_AlignStack(unsigned int /*frameSize*/) {
|
||||||
|
SUB(64, R(RSP), Imm8(0x28));
|
||||||
|
}
|
||||||
|
|
||||||
|
void XEmitter::ABI_RestoreStack(unsigned int /*frameSize*/) {
|
||||||
|
ADD(64, R(RSP), Imm8(0x28));
|
||||||
|
}
|
||||||
|
|
||||||
|
#else
|
||||||
|
// Unix64 Specific Code
|
||||||
|
void XEmitter::ABI_PushAllCalleeSavedRegsAndAdjustStack() {
|
||||||
|
PUSH(RBX);
|
||||||
|
PUSH(RBP);
|
||||||
|
PUSH(R12);
|
||||||
|
PUSH(R13);
|
||||||
|
PUSH(R14);
|
||||||
|
PUSH(R15);
|
||||||
|
PUSH(R15); //just to align stack. duped push/pop doesn't hurt.
|
||||||
|
}
|
||||||
|
|
||||||
|
void XEmitter::ABI_PopAllCalleeSavedRegsAndAdjustStack() {
|
||||||
|
POP(R15);
|
||||||
|
POP(R15);
|
||||||
|
POP(R14);
|
||||||
|
POP(R13);
|
||||||
|
POP(R12);
|
||||||
|
POP(RBP);
|
||||||
|
POP(RBX);
|
||||||
}
|
}
|
||||||
|
|
||||||
void XEmitter::ABI_PushAllCallerSavedRegsAndAdjustStack() {
|
void XEmitter::ABI_PushAllCallerSavedRegsAndAdjustStack() {
|
||||||
|
@ -435,59 +519,12 @@ void XEmitter::ABI_PopAllCallerSavedRegsAndAdjustStack() {
|
||||||
POP(RCX);
|
POP(RCX);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
void XEmitter::ABI_AlignStack(unsigned int /*frameSize*/) {
|
||||||
#ifdef _WIN32
|
SUB(64, R(RSP), Imm8(0x08));
|
||||||
// Win64 Specific Code
|
|
||||||
|
|
||||||
void XEmitter::ABI_PushAllCalleeSavedRegsAndAdjustStack() {
|
|
||||||
//we only want to do this once
|
|
||||||
PUSH(RBP);
|
|
||||||
MOV(64, R(RBP), R(RSP));
|
|
||||||
PUSH(RBX);
|
|
||||||
PUSH(RSI);
|
|
||||||
PUSH(RDI);
|
|
||||||
PUSH(R12);
|
|
||||||
PUSH(R13);
|
|
||||||
PUSH(R14);
|
|
||||||
PUSH(R15);
|
|
||||||
SUB(64, R(RSP), Imm8(0x28));
|
|
||||||
//TODO: Also preserve XMM0-3?
|
|
||||||
}
|
}
|
||||||
|
|
||||||
void XEmitter::ABI_PopAllCalleeSavedRegsAndAdjustStack() {
|
void XEmitter::ABI_RestoreStack(unsigned int /*frameSize*/) {
|
||||||
ADD(64, R(RSP), Imm8(0x28));
|
ADD(64, R(RSP), Imm8(0x08));
|
||||||
POP(R15);
|
|
||||||
POP(R14);
|
|
||||||
POP(R13);
|
|
||||||
POP(R12);
|
|
||||||
POP(RDI);
|
|
||||||
POP(RSI);
|
|
||||||
POP(RBX);
|
|
||||||
POP(RBP);
|
|
||||||
}
|
|
||||||
|
|
||||||
#else
|
|
||||||
// Unix64 Specific Code
|
|
||||||
|
|
||||||
void XEmitter::ABI_PushAllCalleeSavedRegsAndAdjustStack() {
|
|
||||||
PUSH(RBP);
|
|
||||||
MOV(64, R(RBP), R(RSP));
|
|
||||||
PUSH(RBX);
|
|
||||||
PUSH(R12);
|
|
||||||
PUSH(R13);
|
|
||||||
PUSH(R14);
|
|
||||||
PUSH(R15);
|
|
||||||
SUB(64, R(RSP), Imm8(8));
|
|
||||||
}
|
|
||||||
|
|
||||||
void XEmitter::ABI_PopAllCalleeSavedRegsAndAdjustStack() {
|
|
||||||
ADD(64, R(RSP), Imm8(8));
|
|
||||||
POP(R15);
|
|
||||||
POP(R14);
|
|
||||||
POP(R13);
|
|
||||||
POP(R12);
|
|
||||||
POP(RBX);
|
|
||||||
POP(RBP);
|
|
||||||
}
|
}
|
||||||
|
|
||||||
#endif // WIN32
|
#endif // WIN32
|
||||||
|
|
|
@ -652,9 +652,14 @@ public:
|
||||||
void ABI_PushAllCallerSavedRegsAndAdjustStack();
|
void ABI_PushAllCallerSavedRegsAndAdjustStack();
|
||||||
void ABI_PopAllCallerSavedRegsAndAdjustStack();
|
void ABI_PopAllCallerSavedRegsAndAdjustStack();
|
||||||
|
|
||||||
unsigned int ABI_GetAlignedFrameSize(unsigned int frameSize, bool noProlog = false);
|
unsigned int ABI_GetAlignedFrameSize(unsigned int frameSize);
|
||||||
void ABI_AlignStack(unsigned int frameSize, bool noProlog = false);
|
void ABI_AlignStack(unsigned int frameSize);
|
||||||
void ABI_RestoreStack(unsigned int frameSize, bool noProlog = false);
|
void ABI_RestoreStack(unsigned int frameSize);
|
||||||
|
|
||||||
|
// Sets up a __cdecl function.
|
||||||
|
// Only x64 really needs the parameter count.
|
||||||
|
void ABI_EmitPrologue(int maxCallParams);
|
||||||
|
void ABI_EmitEpilogue(int maxCallParams);
|
||||||
|
|
||||||
#ifdef _M_IX86
|
#ifdef _M_IX86
|
||||||
inline int ABI_GetNumXMMRegs() { return 8; }
|
inline int ABI_GetNumXMMRegs() { return 8; }
|
||||||
|
|
|
@ -91,27 +91,35 @@ void *ThunkManager::ProtectFunction(void *function, int num_params)
|
||||||
PanicAlert("Trying to protect functions before the emu is started. Bad bad bad.");
|
PanicAlert("Trying to protect functions before the emu is started. Bad bad bad.");
|
||||||
|
|
||||||
const u8 *call_point = GetCodePtr();
|
const u8 *call_point = GetCodePtr();
|
||||||
#ifdef _M_X64
|
|
||||||
// Make sure to align stack.
|
// Make sure to align stack.
|
||||||
ABI_AlignStack(0, true);
|
#ifdef _M_X64
|
||||||
|
#ifdef _WIN32
|
||||||
|
SUB(64, R(ESP), Imm8(0x28));
|
||||||
|
#else
|
||||||
|
SUB(64, R(ESP), Imm8(0x8));
|
||||||
|
#endif
|
||||||
CALL((void*)save_regs);
|
CALL((void*)save_regs);
|
||||||
CALL((void*)function);
|
CALL((void*)function);
|
||||||
CALL((void*)load_regs);
|
CALL((void*)load_regs);
|
||||||
ABI_RestoreStack(0, true);
|
#ifdef _WIN32
|
||||||
|
ADD(64, R(ESP), Imm8(0x28));
|
||||||
|
#else
|
||||||
|
ADD(64, R(ESP), Imm8(0x8));
|
||||||
|
#endif
|
||||||
RET();
|
RET();
|
||||||
#else
|
#else
|
||||||
CALL((void*)save_regs);
|
CALL((void*)save_regs);
|
||||||
// Since parameters are in the previous stack frame, not in registers, this takes some
|
// Since parameters are in the previous stack frame, not in registers, this takes some
|
||||||
// trickery : we simply re-push the parameters. might not be optimal, but that doesn't really
|
// trickery : we simply re-push the parameters. might not be optimal, but that doesn't really
|
||||||
// matter.
|
// matter.
|
||||||
ABI_AlignStack(num_params * 4, true);
|
ABI_AlignStack(num_params * 4);
|
||||||
unsigned int alignedSize = ABI_GetAlignedFrameSize(num_params * 4);
|
unsigned int alignedSize = ABI_GetAlignedFrameSize(num_params * 4);
|
||||||
for (int i = 0; i < num_params; i++) {
|
for (int i = 0; i < num_params; i++) {
|
||||||
// ESP is changing, so we do not need i
|
// ESP is changing, so we do not need i
|
||||||
PUSH(32, MDisp(ESP, alignedSize));
|
PUSH(32, MDisp(ESP, alignedSize - 4));
|
||||||
}
|
}
|
||||||
CALL(function);
|
CALL(function);
|
||||||
ABI_RestoreStack(num_params * 4, true);
|
ABI_RestoreStack(num_params * 4);
|
||||||
CALL((void*)load_regs);
|
CALL((void*)load_regs);
|
||||||
RET();
|
RET();
|
||||||
#endif
|
#endif
|
||||||
|
|
|
@ -217,7 +217,7 @@ void VertexLoader::CompileVertexTranslator()
|
||||||
PanicAlert("Trying to recompile a vertex translator");
|
PanicAlert("Trying to recompile a vertex translator");
|
||||||
|
|
||||||
m_compiledCode = GetCodePtr();
|
m_compiledCode = GetCodePtr();
|
||||||
ABI_PushAllCalleeSavedRegsAndAdjustStack();
|
ABI_EmitPrologue(4);
|
||||||
|
|
||||||
// Start loop here
|
// Start loop here
|
||||||
const u8 *loop_start = GetCodePtr();
|
const u8 *loop_start = GetCodePtr();
|
||||||
|
@ -499,8 +499,7 @@ void VertexLoader::CompileVertexTranslator()
|
||||||
#endif
|
#endif
|
||||||
|
|
||||||
J_CC(CC_NZ, loop_start, true);
|
J_CC(CC_NZ, loop_start, true);
|
||||||
ABI_PopAllCalleeSavedRegsAndAdjustStack();
|
ABI_EmitEpilogue(4);
|
||||||
RET();
|
|
||||||
#endif
|
#endif
|
||||||
m_NativeFmt->Initialize(vtx_decl);
|
m_NativeFmt->Initialize(vtx_decl);
|
||||||
}
|
}
|
||||||
|
|
|
@ -409,7 +409,7 @@ void CompileAndRunDisplayList(u32 address, u32 size, CachedDisplayList *dl)
|
||||||
|
|
||||||
emitter.AlignCode4();
|
emitter.AlignCode4();
|
||||||
dl->compiled_code = emitter.GetCodePtr();
|
dl->compiled_code = emitter.GetCodePtr();
|
||||||
emitter.ABI_PushAllCalleeSavedRegsAndAdjustStack();
|
emitter.ABI_EmitPrologue(4);
|
||||||
|
|
||||||
while (g_pVideoData < end)
|
while (g_pVideoData < end)
|
||||||
{
|
{
|
||||||
|
@ -572,8 +572,7 @@ void CompileAndRunDisplayList(u32 address, u32 size, CachedDisplayList *dl)
|
||||||
break;
|
break;
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
emitter.ABI_PopAllCalleeSavedRegsAndAdjustStack();
|
emitter.ABI_EmitEpilogue(4);
|
||||||
emitter.RET();
|
|
||||||
INCSTAT(stats.numDListsCalled);
|
INCSTAT(stats.numDListsCalled);
|
||||||
INCSTAT(stats.thisFrame.numDListsCalled);
|
INCSTAT(stats.thisFrame.numDListsCalled);
|
||||||
Statistics::SwapDL();
|
Statistics::SwapDL();
|
||||||
|
|
Loading…
Reference in New Issue