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Some (hopefully correct) constant fixes for MUL_ADD_V128, MUL_SUB_V128, and SWIZZLE V128. Needs extra work on AVX2 side.

This commit is contained in:
gibbed 2015-06-05 23:29:07 -05:00
parent a52fcf0157
commit 54e8868160
1 changed files with 28 additions and 9 deletions
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37
src/xenia/cpu/backend/x64/x64_sequences.cc
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@ -3927,11 +3927,17 @@ EMITTER(MUL_ADD_V128, MATCH(I<OPCODE_MUL_ADD, V128<>, V128<>, V128<>, V128<>>))
e.vfmadd213ps(i.dest, i.src2, i.src3);
}
} else {
// If i.dest == i.src3, back up i.src3 so we don't overwrite it.
Xmm src3 = i.src3;
if (i.dest == i.src3) {
e.vmovdqa(e.xmm0, i.src3);
Xmm src3;
if (i.src3.is_constant) {
e.LoadConstantXmm(e.xmm0, i.src3.constant());
src3 = e.xmm0;
} else {
// If i.dest == i.src3, back up i.src3 so we don't overwrite it.
src3 = i.src3;
if (i.dest == i.src3) {
e.vmovdqa(e.xmm0, i.src3);
src3 = e.xmm0;
}
}
e.vmulps(i.dest, i.src1, i.src2); // $0 = $1 * $2
@ -4030,11 +4036,17 @@ EMITTER(MUL_SUB_V128, MATCH(I<OPCODE_MUL_SUB, V128<>, V128<>, V128<>, V128<>>))
e.vfmsub213ps(i.dest, i.src2, i.src3);
}
} else {
// If i.dest == i.src3, back up i.src3 so we don't overwrite it.
Xmm src3 = i.src3;
if (i.dest == i.src3) {
e.vmovdqa(e.xmm0, i.src3);
Xmm src3;
if (i.src3.is_constant) {
e.LoadConstantXmm(e.xmm0, i.src3.constant());
src3 = e.xmm0;
} else {
// If i.dest == i.src3, back up i.src3 so we don't overwrite it.
src3 = i.src3;
if (i.dest == i.src3) {
e.vmovdqa(e.xmm0, i.src3);
src3 = e.xmm0;
}
}
e.vmulps(i.dest, i.src1, i.src2); // $0 = $1 * $2
@ -5918,7 +5930,14 @@ EMITTER(SWIZZLE, MATCH(I<OPCODE_SWIZZLE, V128<>, V128<>, OffsetOp>)) {
assert_always();
} else if (element_type == INT32_TYPE || element_type == FLOAT32_TYPE) {
uint8_t swizzle_mask = static_cast<uint8_t>(i.src2.value);
e.vpshufd(i.dest, i.src1, swizzle_mask);
Xmm src1;
if (i.src1.is_constant) {
e.LoadConstantXmm(e.xmm0, i.src1.constant());
src1 = e.xmm0;
} else {
src1 = i.src1;
}
e.vpshufd(i.dest, src1, swizzle_mask);
} else if (element_type == INT64_TYPE || element_type == FLOAT64_TYPE) {
assert_always();
} else {