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[Shader JIT] Fix CMP instruction when cmpX == cmpY

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wheremyfoodat 2023-06-10 23:18:33 +03:00
parent 4655ae0842
commit b5dbc40587
1 changed files with 4 additions and 3 deletions
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7
src/core/PICA/dynapica/shader_rec_emitter_x64.cpp
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@ -557,10 +557,11 @@ void ShaderEmitter::recCMP(const PICAShader& shader, u32 instruction) {
// Cmp x and y are the same compare function, we can use a single cmp instruction // Cmp x and y are the same compare function, we can use a single cmp instruction
if (cmpX == cmpY) { if (cmpX == cmpY) {
cmpps(lhs_x, rhs_x, compareFuncX); cmpps(lhs_x, rhs_x, compareFuncX);
movd(eax, lhs_x); movq(rax, lhs_x); // Move both comparison results to rax
test(eax, eax); test(eax, eax); // Check bottom 32 bits first
setne(byte[statePointer + cmpRegXOffset]); // set cmp.x
setne(byte[statePointer + cmpRegXOffset]); shr(rax, 32); // Check top 32 bits (shr will set the zero flag properly)
setne(byte[statePointer + cmpRegYOffset]); setne(byte[statePointer + cmpRegYOffset]);
} else { } else {
movaps(scratch1, lhs_x); // Copy the left hand operands to temp registers movaps(scratch1, lhs_x); // Copy the left hand operands to temp registers