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x86jit: Micro optimize vs2i a bit.

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This commit is contained in:
Unknown W. Brackets 2014-11-06 22:45:54 -08:00
parent 59c1485e64
commit 097a483d77
1 changed files with 4 additions and 4 deletions
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8
Core/MIPS/x86/CompVFPU.cpp
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@ -1291,7 +1291,7 @@ void Jit::Comp_Vx2i(MIPSOpcode op) {
}
// Unpack 16-bit words into 32-bit words, upper position, and we're done!
XORPS(XMM0, R(XMM0));
PXOR(XMM0, R(XMM0));
PUNPCKLWD(XMM0, R(XMM1));
// Done! TODO: The rest of this should be possible to extract into a function.
@ -1300,13 +1300,13 @@ void Jit::Comp_Vx2i(MIPSOpcode op) {
// TODO: Could apply D-prefix in parallel here...
MOVSS(fpr.V(dregs[0]), XMM0);
SHUFPS(XMM0, R(XMM0), _MM_SHUFFLE(3, 3, 2, 1));
PSRLDQ(XMM0, 4);
MOVSS(fpr.V(dregs[1]), XMM0);
if (sz != V_Single) {
SHUFPS(XMM0, R(XMM0), _MM_SHUFFLE(3, 3, 2, 1));
PSRLDQ(XMM0, 4);
MOVSS(fpr.V(dregs[2]), XMM0);
SHUFPS(XMM0, R(XMM0), _MM_SHUFFLE(3, 3, 2, 1));
PSRLDQ(XMM0, 4);
MOVSS(fpr.V(dregs[3]), XMM0);
}