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Test vupkd3d128 and fix short2 unpacking.

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This commit is contained in:
Ben Vanik
2015-01-19 11:46:14 -08:00
parent 1d4ee3e6fb
commit 9099f597fe
5 changed files with 87 additions and 1 deletions
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5
src/alloy/backend/x64/x64_sequences.cc
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@@ -5364,8 +5364,11 @@ EMITTER(UNPACK, MATCH(I<OPCODE_UNPACK, V128<>, V128<>>)) {
}
// Shuffle bytes.
e.vpshufb(i.dest, src, e.GetXmmConstPtr(XMMUnpackSHORT_2));
// Sign extend words.
e.vpslld(i.dest, 16);
e.vpsrad(i.dest, 16);
// Add 3,3,0,1.
e.vpor(i.dest, e.GetXmmConstPtr(XMM3301));
e.vpaddd(i.dest, e.GetXmmConstPtr(XMM3301));
}
static void Emit8_IN_16(X64Emitter& e, const EmitArgType& i, uint32_t flags) {
assert_false(IsPackOutSaturate(flags));