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Adding VECTOR_SUB for vsub*.

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This commit is contained in:
Ben Vanik
2014-08-05 14:03:49 -07:00
parent f149a23367
commit 75eb87f33d
7 changed files with 148 additions and 37 deletions
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58
src/alloy/frontend/ppc/ppc_emit_altivec.cc
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@@ -1572,18 +1572,27 @@ XEEMITTER(vsubfp128, VX128(5, 80), VX128)(PPCHIRBuilder& f, InstrData& i) {
}
XEEMITTER(vsubsbs, 0x10000700, VX)(PPCHIRBuilder& f, InstrData& i) {
XEINSTRNOTIMPLEMENTED();
return 1;
// (VD) <- clamp(EXTS(VA) + ¬EXTS(VB) + 1, -128, 127)
Value* v = f.VectorSub(f.LoadVR(i.VX.VA), f.LoadVR(i.VX.VB), INT8_TYPE,
ARITHMETIC_SATURATE);
f.StoreVR(i.VX.VD, v);
return 0;
}
XEEMITTER(vsubshs, 0x10000740, VX)(PPCHIRBuilder& f, InstrData& i) {
XEINSTRNOTIMPLEMENTED();
return 1;
// (VD) <- clamp(EXTS(VA) + ¬EXTS(VB) + 1, -2^15, 2^15-1)
Value* v = f.VectorSub(f.LoadVR(i.VX.VA), f.LoadVR(i.VX.VB), INT16_TYPE,
ARITHMETIC_SATURATE);
f.StoreVR(i.VX.VD, v);
return 0;
}
XEEMITTER(vsubsws, 0x10000780, VX)(PPCHIRBuilder& f, InstrData& i) {
XEINSTRNOTIMPLEMENTED();
return 1;
// (VD) <- clamp(EXTS(VA) + ¬EXTS(VB) + 1, -2^31, 2^31-1)
Value* v = f.VectorSub(f.LoadVR(i.VX.VA), f.LoadVR(i.VX.VB), INT32_TYPE,
ARITHMETIC_SATURATE);
f.StoreVR(i.VX.VD, v);
return 0;
}
XEEMITTER(vsububm, 0x10000400, VX)(PPCHIRBuilder& f, InstrData& i) {
@@ -1591,29 +1600,38 @@ XEEMITTER(vsububm, 0x10000400, VX)(PPCHIRBuilder& f, InstrData& i) {
return 1;
}
XEEMITTER(vsububs, 0x10000600, VX)(PPCHIRBuilder& f, InstrData& i) {
XEINSTRNOTIMPLEMENTED();
return 1;
}
XEEMITTER(vsubuhm, 0x10000440, VX)(PPCHIRBuilder& f, InstrData& i) {
XEINSTRNOTIMPLEMENTED();
return 1;
}
XEEMITTER(vsubuhs, 0x10000640, VX)(PPCHIRBuilder& f, InstrData& i) {
XEINSTRNOTIMPLEMENTED();
return 1;
}
XEEMITTER(vsubuwm, 0x10000480, VX)(PPCHIRBuilder& f, InstrData& i) {
XEINSTRNOTIMPLEMENTED();
return 1;
}
XEEMITTER(vsububs, 0x10000600, VX)(PPCHIRBuilder& f, InstrData& i) {
// (VD) <- clamp(EXTZ(VA) + ¬EXTZ(VB) + 1, 0, 256)
Value* v = f.VectorSub(f.LoadVR(i.VX.VA), f.LoadVR(i.VX.VB), INT8_TYPE,
ARITHMETIC_SATURATE | ARITHMETIC_UNSIGNED);
f.StoreVR(i.VX.VD, v);
return 0;
}
XEEMITTER(vsubuhs, 0x10000640, VX)(PPCHIRBuilder& f, InstrData& i) {
// (VD) <- clamp(EXTZ(VA) + ¬EXTZ(VB) + 1, 0, 2^16-1)
Value* v = f.VectorSub(f.LoadVR(i.VX.VA), f.LoadVR(i.VX.VB), INT16_TYPE,
ARITHMETIC_SATURATE | ARITHMETIC_UNSIGNED);
f.StoreVR(i.VX.VD, v);
return 0;
}
XEEMITTER(vsubuws, 0x10000680, VX)(PPCHIRBuilder& f, InstrData& i) {
XEINSTRNOTIMPLEMENTED();
return 1;
// (VD) <- clamp(EXTZ(VA) + ¬EXTZ(VB) + 1, 0, 2^32-1)
Value* v = f.VectorSub(f.LoadVR(i.VX.VA), f.LoadVR(i.VX.VB), INT32_TYPE,
ARITHMETIC_SATURATE | ARITHMETIC_UNSIGNED);
f.StoreVR(i.VX.VD, v);
return 0;
}
XEEMITTER(vsumsws, 0x10000788, VX)(PPCHIRBuilder& f, InstrData& i) {
@@ -2132,10 +2150,10 @@ void RegisterEmitCategoryAltivec() {
XEREGISTERINSTR(vsubshs, 0x10000740);
XEREGISTERINSTR(vsubsws, 0x10000780);
XEREGISTERINSTR(vsububm, 0x10000400);
XEREGISTERINSTR(vsububs, 0x10000600);
XEREGISTERINSTR(vsubuhm, 0x10000440);
XEREGISTERINSTR(vsubuhs, 0x10000640);
XEREGISTERINSTR(vsubuwm, 0x10000480);
XEREGISTERINSTR(vsububs, 0x10000600);
XEREGISTERINSTR(vsubuhs, 0x10000640);
XEREGISTERINSTR(vsubuws, 0x10000680);
XEREGISTERINSTR(vsumsws, 0x10000788);
XEREGISTERINSTR(vsum2sws, 0x10000688);