diff options
| author | hrydgard <hrydgard@gmail.com> | 2009-02-16 01:00:08 +0000 |
|---|---|---|
| committer | hrydgard <hrydgard@gmail.com> | 2009-02-16 01:00:08 +0000 |
| commit | daf11ee708e5e7f477765096389c5bbf84e40cea (patch) | |
| tree | e5e9f0904454061581c3de50ad5facd4c1efd90a /Source/Core | |
| parent | 55b7e79d495cfa4a0b8e41f20f0d373efebad22f (diff) | |
remove unnecessary push/pop from 64-bit build (IR.cpp)
git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@2271 8ced0084-cf51-0410-be5f-012b33b47a6e
Diffstat (limited to 'Source/Core')
| -rw-r--r-- | Source/Core/Core/Src/PowerPC/Jit64IL/IR.cpp | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/Source/Core/Core/Src/PowerPC/Jit64IL/IR.cpp b/Source/Core/Core/Src/PowerPC/Jit64IL/IR.cpp index cd6f0d8a8a..943f921882 100644 --- a/Source/Core/Core/Src/PowerPC/Jit64IL/IR.cpp +++ b/Source/Core/Core/Src/PowerPC/Jit64IL/IR.cpp @@ -1072,7 +1072,7 @@ static void regEmitMemLoad(RegInfo& RI, InstLoc I, unsigned Size) { if (regReadUse(RI, I))
RI.regs[reg] = I;
return;
- }
+ }
}
X64Reg reg;
OpArg addr = regBuildMemAddress(RI, I, getOp1(I), 1, Size, ®, false);
@@ -1082,18 +1082,23 @@ static void regEmitMemLoad(RegInfo& RI, InstLoc I, unsigned Size) { }
RI.Jit->TEST(32, R(ECX), Imm32(0x0C000000));
FixupBranch argh = RI.Jit->J_CC(CC_Z);
- if (reg != EAX)
+#ifdef _M_IX86 // we don't allocate EAX on x64 so no reason to save it.
+ if (reg != EAX) {
RI.Jit->PUSH(32, R(EAX));
+ }
+#endif
switch (Size)
{
case 32: RI.Jit->ABI_CallFunctionR(thunks.ProtectFunction((void *)&Memory::Read_U32, 1), ECX); break;
case 16: RI.Jit->ABI_CallFunctionR(thunks.ProtectFunction((void *)&Memory::Read_U16, 1), ECX); break;
case 8: RI.Jit->ABI_CallFunctionR(thunks.ProtectFunction((void *)&Memory::Read_U8, 1), ECX); break;
}
+#ifdef _M_IX86
if (reg != EAX) {
RI.Jit->MOV(32, R(reg), R(EAX));
RI.Jit->POP(32, R(EAX));
}
+#endif
FixupBranch arg2 = RI.Jit->J();
RI.Jit->SetJumpTarget(argh);
RI.Jit->UnsafeLoadRegToReg(ECX, reg, Size, 0, false);
|