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stve*x

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This commit is contained in:
Ben Vanik
2013-12-13 22:24:19 -08:00
parent d1210218ac
commit a1f41c656a
4 changed files with 38 additions and 15 deletions
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25
src/alloy/frontend/ppc/ppc_emit_altivec.cc
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@@ -186,18 +186,29 @@ XEEMITTER(lvxl128, VX128_1(4, 707), VX128_1)(PPCFunctionBuilder& f, Inst
}
XEEMITTER(stvebx, 0x7C00010E, X )(PPCFunctionBuilder& f, InstrData& i) {
XEINSTRNOTIMPLEMENTED();
return 1;
Value* ea = i.X.RA ? f.Add(f.LoadGPR(i.X.RA), f.LoadGPR(i.X.RB)) : f.LoadGPR(i.X.RB);
Value* el = f.And(ea, f.LoadConstant(0xFull));
Value* v = f.Extract(f.LoadVR(i.X.RT), el, INT8_TYPE);
f.Store(ea, v);
return 0;
}
XEEMITTER(stvehx, 0x7C00014E, X )(PPCFunctionBuilder& f, InstrData& i) {
XEINSTRNOTIMPLEMENTED();
return 1;
Value* ea = i.X.RA ? f.Add(f.LoadGPR(i.X.RA), f.LoadGPR(i.X.RB)) : f.LoadGPR(i.X.RB);
ea = f.And(ea, f.LoadConstant(~0x1ull));
Value* el = f.Shr(f.And(ea, f.LoadConstant(0xFull)), 1);
Value* v = f.Extract(f.LoadVR(i.X.RT), el, INT16_TYPE);
f.Store(ea, f.ByteSwap(v));
return 0;
}
int InstrEmit_stvewx_(PPCFunctionBuilder& f, InstrData& i, uint32_t vd, uint32_t ra, uint32_t rb) {
XEINSTRNOTIMPLEMENTED();
return 1;
Value* ea = ra ? f.Add(f.LoadGPR(ra), f.LoadGPR(rb)) : f.LoadGPR(rb);
ea = f.And(ea, f.LoadConstant(~0x3ull));
Value* el = f.Shr(f.And(ea, f.LoadConstant(0xFull)), 2);
Value* v = f.Extract(f.LoadVR(vd), el, INT32_TYPE);
f.Store(ea, f.ByteSwap(v));
return 0;
}
XEEMITTER(stvewx, 0x7C00018E, X )(PPCFunctionBuilder& f, InstrData& i) {
return InstrEmit_stvewx_(f, i, i.X.RT, i.X.RA, i.X.RB);
@@ -1608,7 +1619,7 @@ XEEMITTER(vupkd3d128, VX128_3(6, 2032), VX128_3)(PPCFunctionBuilder& f, Inst
// zzzzZZZZzzzzARGB
v = f.LoadVR(vb);
// 0zzzZZZZzzzzARGB
v = f.Insert(v, 0, f.LoadConstant((int8_t)0));
v = f.Insert(v, 0ull, f.LoadConstant((int8_t)0));
// 000R000G000B000A
vec128_t shuf_v = { 0 };
shuf_v.b16[3] = 13;