ShuriZma
/
xenia
mirror of https://github.com/xenia-project/xenia.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Support src1 and src2 being a constant in OPCODE_EXTRACT.

This commit is contained in:
gibbed 2015-06-14 02:08:12 -05:00
parent 3870dabcee
commit c949c1d303
1 changed files with 11 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
src/xenia/cpu/backend/x64/x64_sequences.cc
View File

@ -5519,10 +5519,18 @@ EMITTER(EXTRACT_I32, MATCH(I<OPCODE_EXTRACT, I32<>, V128<>, I8<>>)) {
vec128b(15, 14, 13, 12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0), vec128b(15, 14, 13, 12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0),
}; };
if (i.src2.is_constant) { if (i.src2.is_constant) {
if (i.src2.constant() == 0) { // TODO(gibbed): add support to constant propagation pass for OPCODE_EXTRACT.
e.vmovd(i.dest, i.src1); Xmm src1;
if (i.src1.is_constant) {
src1 = e.xmm0;
e.LoadConstantXmm(src1, i.src1.constant());
} else { } else {
e.vpextrd(i.dest, i.src1, VEC128_D(i.src2.constant())); src1 = i.src1;
}
if (i.src2.constant() == 0) {
e.vmovd(i.dest, src1);
} else {
e.vpextrd(i.dest, src1, VEC128_D(i.src2.constant()));
} }
} else { } else {
// TODO(benvanik): try out hlide's version: // TODO(benvanik): try out hlide's version: