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[x64 seq] Reuse the source variable rather than re-specifying the destination (to make things less confusing)

This commit is contained in:
DrChat 2018-01-24 20:57:11 -06:00
parent 5477b1e40f
commit 26212bffb0
1 changed files with 25 additions and 25 deletions
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50
src/xenia/cpu/backend/x64/x64_sequences.cc
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@ -2779,13 +2779,13 @@ struct SELECT_F32
Xmm src2 = i.src2.is_constant ? e.xmm2 : i.src2;
if (i.src2.is_constant) {
e.LoadConstantXmm(e.xmm2, i.src2.constant());
e.LoadConstantXmm(src2, i.src2.constant());
}
e.vpandn(e.xmm1, e.xmm0, src2);
Xmm src3 = i.src3.is_constant ? e.xmm2 : i.src3;
if (i.src3.is_constant) {
e.LoadConstantXmm(e.xmm2, i.src3.constant());
e.LoadConstantXmm(src3, i.src3.constant());
}
e.vpand(i.dest, e.xmm0, src3);
e.vpor(i.dest, e.xmm1);
@ -2802,13 +2802,13 @@ struct SELECT_F64
Xmm src2 = i.src2.is_constant ? e.xmm2 : i.src2;
if (i.src2.is_constant) {
e.LoadConstantXmm(e.xmm2, i.src2.constant());
e.LoadConstantXmm(src2, i.src2.constant());
}
e.vpandn(e.xmm1, e.xmm0, src2);
Xmm src3 = i.src3.is_constant ? e.xmm2 : i.src3;
if (i.src3.is_constant) {
e.LoadConstantXmm(e.xmm2, i.src3.constant());
e.LoadConstantXmm(src3, i.src3.constant());
}
e.vpand(i.dest, e.xmm0, src3);
e.vpor(i.dest, e.xmm1);
@ -2827,13 +2827,13 @@ struct SELECT_V128_I8
Xmm src2 = i.src2.is_constant ? e.xmm2 : i.src2;
if (i.src2.is_constant) {
e.LoadConstantXmm(e.xmm2, i.src2.constant());
e.LoadConstantXmm(src2, i.src2.constant());
}
e.vpandn(e.xmm1, e.xmm0, src2);
Xmm src3 = i.src3.is_constant ? e.xmm2 : i.src3;
if (i.src3.is_constant) {
e.LoadConstantXmm(e.xmm2, i.src3.constant());
e.LoadConstantXmm(src3, i.src3.constant());
}
e.vpand(i.dest, e.xmm0, src3);
e.vpor(i.dest, e.xmm1);
@ -2845,18 +2845,18 @@ struct SELECT_V128_V128
static void Emit(X64Emitter& e, const EmitArgType& i) {
Xmm src1 = i.src1.is_constant ? e.xmm1 : i.src1;
if (i.src1.is_constant) {
e.LoadConstantXmm(e.xmm1, i.src1.constant());
e.LoadConstantXmm(src1, i.src1.constant());
}
Xmm src2 = i.src2.is_constant ? e.xmm0 : i.src2;
if (i.src2.is_constant) {
e.LoadConstantXmm(e.xmm0, i.src2.constant());
e.LoadConstantXmm(src2, i.src2.constant());
}
e.vpandn(e.xmm0, src1, src2);
Xmm src3 = i.src3.is_constant ? i.dest : i.src3;
if (i.src3.is_constant) {
e.LoadConstantXmm(i.dest, i.src3.constant());
e.LoadConstantXmm(src3, i.src3.constant());
}
e.vpand(i.dest, src1, src3);
@ -4499,7 +4499,7 @@ struct MUL_ADD_F32
const Xmm& src2) {
Xmm src3 = i.src3.is_constant ? e.xmm1 : i.src3;
if (i.src3.is_constant) {
e.LoadConstantXmm(e.xmm1, i.src3.constant());
e.LoadConstantXmm(src3, i.src3.constant());
}
if (i.dest == src1) {
e.vfmadd213ss(i.dest, src2, src3);
@ -4516,8 +4516,8 @@ struct MUL_ADD_F32
} else {
Xmm src3;
if (i.src3.is_constant) {
e.LoadConstantXmm(e.xmm1, i.src3.constant());
src3 = e.xmm1;
e.LoadConstantXmm(src3, i.src3.constant());
} else {
// If i.dest == i.src3, back up i.src3 so we don't overwrite it.
src3 = i.src3;
@ -4558,7 +4558,7 @@ struct MUL_ADD_F64
const Xmm& src2) {
Xmm src3 = i.src3.is_constant ? e.xmm1 : i.src3;
if (i.src3.is_constant) {
e.LoadConstantXmm(e.xmm1, i.src3.constant());
e.LoadConstantXmm(src3, i.src3.constant());
}
if (i.dest == src1) {
e.vfmadd213sd(i.dest, src2, src3);
@ -4575,8 +4575,8 @@ struct MUL_ADD_F64
} else {
Xmm src3;
if (i.src3.is_constant) {
e.LoadConstantXmm(e.xmm1, i.src3.constant());
src3 = e.xmm1;
e.LoadConstantXmm(src3, i.src3.constant());
} else {
// If i.dest == i.src3, back up i.src3 so we don't overwrite it.
src3 = i.src3;
@ -4623,7 +4623,7 @@ struct MUL_ADD_V128
const Xmm& src2) {
Xmm src3 = i.src3.is_constant ? e.xmm1 : i.src3;
if (i.src3.is_constant) {
e.LoadConstantXmm(e.xmm1, i.src3.constant());
e.LoadConstantXmm(src3, i.src3.constant());
}
if (i.dest == src1) {
e.vfmadd213ps(i.dest, src2, src3);
@ -4640,8 +4640,8 @@ struct MUL_ADD_V128
} else {
Xmm src3;
if (i.src3.is_constant) {
e.LoadConstantXmm(e.xmm1, i.src3.constant());
src3 = e.xmm1;
e.LoadConstantXmm(src3, i.src3.constant());
} else {
// If i.dest == i.src3, back up i.src3 so we don't overwrite it.
src3 = i.src3;
@ -4696,7 +4696,7 @@ struct MUL_SUB_F32
const Xmm& src2) {
Xmm src3 = i.src3.is_constant ? e.xmm1 : i.src3;
if (i.src3.is_constant) {
e.LoadConstantXmm(e.xmm1, i.src3.constant());
e.LoadConstantXmm(src3, i.src3.constant());
}
if (i.dest == src1) {
e.vfmsub213ss(i.dest, src2, src3);
@ -4713,8 +4713,8 @@ struct MUL_SUB_F32
} else {
Xmm src3;
if (i.src3.is_constant) {
e.LoadConstantXmm(e.xmm1, i.src3.constant());
src3 = e.xmm1;
e.LoadConstantXmm(src3, i.src3.constant());
} else {
// If i.dest == i.src3, back up i.src3 so we don't overwrite it.
src3 = i.src3;
@ -4755,7 +4755,7 @@ struct MUL_SUB_F64
const Xmm& src2) {
Xmm src3 = i.src3.is_constant ? e.xmm1 : i.src3;
if (i.src3.is_constant) {
e.LoadConstantXmm(e.xmm1, i.src3.constant());
e.LoadConstantXmm(src3, i.src3.constant());
}
if (i.dest == src1) {
e.vfmsub213sd(i.dest, src2, src3);
@ -4772,8 +4772,8 @@ struct MUL_SUB_F64
} else {
Xmm src3;
if (i.src3.is_constant) {
e.LoadConstantXmm(e.xmm1, i.src3.constant());
src3 = e.xmm1;
e.LoadConstantXmm(src3, i.src3.constant());
} else {
// If i.dest == i.src3, back up i.src3 so we don't overwrite it.
src3 = i.src3;
@ -4818,7 +4818,7 @@ struct MUL_SUB_V128
const Xmm& src2) {
Xmm src3 = i.src3.is_constant ? e.xmm1 : i.src3;
if (i.src3.is_constant) {
e.LoadConstantXmm(e.xmm1, i.src3.constant());
e.LoadConstantXmm(src3, i.src3.constant());
}
if (i.dest == src1) {
e.vfmsub213ps(i.dest, src2, src3);
@ -4835,8 +4835,8 @@ struct MUL_SUB_V128
} else {
Xmm src3;
if (i.src3.is_constant) {
e.LoadConstantXmm(e.xmm1, i.src3.constant());
src3 = e.xmm1;
e.LoadConstantXmm(src3, i.src3.constant());
} else {
// If i.dest == i.src3, back up i.src3 so we don't overwrite it.
src3 = i.src3;
@ -6877,8 +6877,8 @@ struct SWIZZLE
uint8_t swizzle_mask = static_cast<uint8_t>(i.src2.value);
Xmm src1;
if (i.src1.is_constant) {
e.LoadConstantXmm(e.xmm0, i.src1.constant());
src1 = e.xmm0;
e.LoadConstantXmm(src1, i.src1.constant());
} else {
src1 = i.src1;
}
@ -7135,7 +7135,7 @@ struct PACK : Sequence<PACK, I<OPCODE_PACK, V128Op, V128Op, V128Op>> {
// PACKUSWB / SaturateSignedWordToUnsignedByte
Xbyak::Xmm src2 = i.src2.is_constant ? e.xmm0 : i.src2;
if (i.src2.is_constant) {
e.LoadConstantXmm(e.xmm0, i.src2.constant());
e.LoadConstantXmm(src2, i.src2.constant());
}
e.vpackuswb(i.dest, i.src1, src2);
@ -7241,8 +7241,8 @@ struct PACK : Sequence<PACK, I<OPCODE_PACK, V128Op, V128Op, V128Op>> {
src2 = i.src2;
} else {
assert_false(i.src1 == e.xmm0);
e.LoadConstantXmm(e.xmm0, i.src2.constant());
src2 = e.xmm0;
e.LoadConstantXmm(src2, i.src2.constant());
}
e.vpackssdw(i.dest, i.src1, src2);
e.vpshuflw(i.dest, i.dest, 0b10110001);
@ -7352,8 +7352,8 @@ struct UNPACK : Sequence<UNPACK, I<OPCODE_UNPACK, V128Op, V128Op>> {
} else {
Xmm src;
if (i.src1.is_constant) {
e.LoadConstantXmm(e.xmm0, i.src1.constant());
src = e.xmm0;
e.LoadConstantXmm(src, i.src1.constant());
} else {
src = i.src1;
}