diff --git a/src/xenia/cpu/ppc/ppc_emit_altivec.cc b/src/xenia/cpu/ppc/ppc_emit_altivec.cc
index 9c53e61ce..770def3c1 100644
--- a/src/xenia/cpu/ppc/ppc_emit_altivec.cc
+++ b/src/xenia/cpu/ppc/ppc_emit_altivec.cc
@@ -519,9 +519,11 @@ int InstrEmit_vavguw(PPCHIRBuilder& f, const InstrData& i) {
 int InstrEmit_vcfsx_(PPCHIRBuilder& f, uint32_t vd, uint32_t vb,
                      uint32_t uimm) {
   // (VD) <- float(VB as signed) / 2^uimm
-  float fuimm = std::ldexp(1.0f, -int32_t(uimm));
-  Value* v = f.Mul(f.VectorConvertI2F(f.LoadVR(vb)),
-                   f.Splat(f.LoadConstantFloat32(fuimm), VEC128_TYPE));
+  Value* v = f.VectorConvertI2F(f.LoadVR(vb));
+  if (uimm) {
+    float fuimm = std::ldexp(1.0f, -int(uimm));
+    v = f.Mul(v, f.Splat(f.LoadConstantFloat32(fuimm), VEC128_TYPE));
+  }
   f.StoreVR(vd, v);
   return 0;
 }
@@ -535,9 +537,11 @@ int InstrEmit_vcsxwfp128(PPCHIRBuilder& f, const InstrData& i) {
 int InstrEmit_vcfux_(PPCHIRBuilder& f, uint32_t vd, uint32_t vb,
                      uint32_t uimm) {
   // (VD) <- float(VB as unsigned) / 2^uimm
-  float fuimm = std::ldexp(1.0f, -int32_t(uimm));
-  Value* v = f.Mul(f.VectorConvertI2F(f.LoadVR(vb), ARITHMETIC_UNSIGNED),
-                   f.Splat(f.LoadConstantFloat32(fuimm), VEC128_TYPE));
+  Value* v = f.VectorConvertI2F(f.LoadVR(vb), ARITHMETIC_UNSIGNED);
+  if (uimm) {
+    float fuimm = std::ldexp(1.0f, -int(uimm));
+    v = f.Mul(v, f.Splat(f.LoadConstantFloat32(fuimm), VEC128_TYPE));
+  }
   f.StoreVR(vd, v);
   return 0;
 }