case Intrinsic::rint:
case Intrinsic::trunc: {
Value *ExtSrc;
- if (match(II->getArgOperand(0), m_FPExt(m_Value(ExtSrc))) &&
- II->getArgOperand(0)->hasOneUse()) {
- // fabs (fpext x) -> fpext (fabs x)
- Value *F = Intrinsic::getDeclaration(II->getModule(), II->getIntrinsicID(),
- { ExtSrc->getType() });
- CallInst *NewFabs = Builder.CreateCall(F, ExtSrc);
- NewFabs->copyFastMathFlags(II);
- NewFabs->takeName(II);
- return new FPExtInst(NewFabs, II->getType());
+ if (match(II->getArgOperand(0), m_OneUse(m_FPExt(m_Value(ExtSrc))))) {
+ // Narrow the call: intrinsic (fpext x) -> fpext (intrinsic x)
+ Value *NarrowII = Builder.CreateIntrinsic(II->getIntrinsicID(),
+ { ExtSrc }, II);
+ return new FPExtInst(NarrowII, II->getType());
}
-
break;
}
case Intrinsic::cos: