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Keep the stack aligned when tripping memchecks.

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Unknown W. Brackets 2013-07-06 00:22:09 -07:00
parent 7960bd0767
commit 19f2b35679
1 changed files with 5 additions and 2 deletions
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7
Core/MIPS/x86/Jit.cpp
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@ -790,11 +790,14 @@ void Jit::JitSafeMem::MemCheckAsm(ReadType type)
skipNext = jit_->J_CC(CC_NE);
}
jit_->PUSH(xaddr_);
// Keep the stack 16-byte aligned, just PUSH/POP 4 times.
for (int i = 0; i < 4; ++i)
jit_->PUSH(xaddr_);
jit_->MOV(32, M(&jit_->mips_->pc), Imm32(jit_->js.compilerPC));
jit_->ADD(32, R(xaddr_), Imm32(offset_));
jit_->ABI_CallFunctionACC(jit_->thunks.ProtectFunction((void *)&JitMemCheck, 3), R(xaddr_), size_, type == MEM_WRITE ? 1 : 0);
jit_->POP(xaddr_);
for (int i = 0; i < 4; ++i)
jit_->POP(xaddr_);
jit_->SetJumpTarget(skipNext);
if (it->end != 0)