OPCODE_RECIP

2016-06-26 13:03:42 -05:00
parent 212cd6ee3d
commit f2ad6b8cb8
9 changed files with 68 additions and 3 deletions
--- a/src/xenia/cpu/ppc/ppc_emit_altivec.cc
+++ b/src/xenia/cpu/ppc/ppc_emit_altivec.cc
@@ -1210,8 +1210,7 @@ int InstrEmit_vpermwi128(PPCHIRBuilder& f, const InstrData& i) {

 int InstrEmit_vrefp_(PPCHIRBuilder& f, uint32_t vd, uint32_t vb) {
  // (VD) <- 1/(VB)
-  vec128_t one = vec128f(1.0f);
-  Value* v = f.Div(f.LoadConstantVec128(one), f.LoadVR(vb));
+  Value* v = f.Recip(f.LoadVR(vb));
  f.StoreVR(vd, v);
  return 0;
 }