fctiw[z]x: Sign-extend the result (verified by HW)

2017-04-26 12:28:35 -05:00
parent 8ccefa1600
commit cff80bd782
2 changed files with 6 additions and 6 deletions
--- a/src/xenia/cpu/ppc/ppc_emit_fpu.cc
+++ b/src/xenia/cpu/ppc/ppc_emit_fpu.cc
@@ -261,7 +261,7 @@ int InstrEmit_fctiwx(PPCHIRBuilder& f, const InstrData& i) {
  // TODO(benvanik): pull from FPSCR[RN]
  RoundMode round_mode = ROUND_TO_ZERO;
  Value* v = f.Convert(f.LoadFPR(i.X.RB), INT32_TYPE, round_mode);
-  v = f.Cast(f.ZeroExtend(v, INT64_TYPE), FLOAT64_TYPE);
+  v = f.Cast(f.SignExtend(v, INT64_TYPE), FLOAT64_TYPE);
  f.StoreFPR(i.X.RT, v);
  f.UpdateFPSCR(v, i.X.Rc);
  return 0;