77   bool fold_pow(FPMathOperator *FPOp, IRBuilder<> &B, const FuncInfo &FInfo);
80   bool fold_rootn(FPMathOperator *FPOp, IRBuilder<> &B, const FuncInfo &FInfo);
98   bool fold_sincos(FPMathOperator *FPOp, IRBuilder<> &B, const FuncInfo &FInfo);
123   bool isUnsafeMath(const FPMathOperator *FPOp) const;
124   bool isUnsafeFiniteOnlyMath(const FPMathOperator *FPOp) const;
126   bool canIncreasePrecisionOfConstantFold(const FPMathOperator *FPOp) const;
421 bool AMDGPULibCalls::isUnsafeMath(const FPMathOperator *FPOp) const {  in isUnsafeMath()
422   return UnsafeFPMath || FPOp->isFast();  in isUnsafeMath()
425 bool AMDGPULibCalls::isUnsafeFiniteOnlyMath(const FPMathOperator *FPOp) const {  in isUnsafeFiniteOnlyMath()
427          (FPOp->hasApproxFunc() && FPOp->hasNoNaNs() && FPOp->hasNoInfs());  in isUnsafeFiniteOnlyMath()
431     const FPMathOperator *FPOp) const {  in canIncreasePrecisionOfConstantFold()
433   return isUnsafeMath(FPOp);  in canIncreasePrecisionOfConstantFold()
659   if (FPMathOperator *FPOp = dyn_cast<FPMathOperator>(CI)) {  in fold()  local
663     if (canIncreasePrecisionOfConstantFold(FPOp) && evaluateCall(CI, FInfo))  in fold()
667     FastMathFlags FMF = FPOp->getFastMathFlags();  in fold()
752       CallInst *Call = cast<CallInst>(FPOp);  in fold()
757           cannotBeOrderedLessThanZero(FPOp->getOperand(0), M->getDataLayout(),  in fold()
760         return fold_pow(FPOp, B, PowrInfo) || true;  in fold()
764       if (isKnownIntegral(FPOp->getOperand(1), M->getDataLayout(),  in fold()
765                           FPOp->getFastMathFlags())) {  in fold()
774               B.CreateFPToSI(FPOp->getOperand(1), PownType->getParamType(1));  in fold()
780           return fold_pow(FPOp, B, PownInfo) || true;  in fold()
784       return fold_pow(FPOp, B, FInfo);  in fold()
788       return fold_pow(FPOp, B, FInfo);  in fold()
790       return fold_rootn(FPOp, B, FInfo);  in fold()
797       return fold_sincos(FPOp, B, FInfo);  in fold()
890 bool AMDGPULibCalls::fold_pow(FPMathOperator *FPOp, IRBuilder<> &B,  in fold_pow()  argument
898   Type *eltType = FPOp->getType()->getScalarType();  in fold_pow()
899   Value *opr0 = FPOp->getOperand(0);  in fold_pow()
900   Value *opr1 = FPOp->getOperand(1);  in fold_pow()
912     LLVM_DEBUG(errs() << "AMDIC: " << *FPOp << " ---> 1\n");  in fold_pow()
917     replaceCall(FPOp, cnval);  in fold_pow()
922     LLVM_DEBUG(errs() << "AMDIC: " << *FPOp << " ---> " << *opr0 << "\n");  in fold_pow()
923     replaceCall(FPOp, opr0);  in fold_pow()
928     LLVM_DEBUG(errs() << "AMDIC: " << *FPOp << " ---> " << *opr0 << " * "  in fold_pow()
931     replaceCall(FPOp, nval);  in fold_pow()
936     LLVM_DEBUG(errs() << "AMDIC: " << *FPOp << " ---> 1 / " << *opr0 << "\n");  in fold_pow()
942     replaceCall(FPOp, nval);  in fold_pow()
953       LLVM_DEBUG(errs() << "AMDIC: " << *FPOp << " ---> " << FInfo.getName()  in fold_pow()
957       replaceCall(FPOp, nval);  in fold_pow()
962   if (!isUnsafeFiniteOnlyMath(FPOp))  in fold_pow()
1010     LLVM_DEBUG(errs() << "AMDIC: " << *FPOp << " ---> "  in fold_pow()
1013     replaceCall(FPOp, nval);  in fold_pow()
1024     ExpExpr = Intrinsic::getDeclaration(M, Intrinsic::exp2, {FPOp->getType()});  in fold_pow()
1086     if (!isKnownIntegral(opr1, M->getDataLayout(), FPOp->getFastMathFlags()))  in fold_pow()
1100           Intrinsic::getDeclaration(M, Intrinsic::log2, {FPOp->getType()});  in fold_pow()
1125     opr_n = FPOp->getOperand(1);  in fold_pow()
1137   LLVM_DEBUG(errs() << "AMDIC: " << *FPOp << " ---> "  in fold_pow()
1139   replaceCall(FPOp, nval);  in fold_pow()
1144 bool AMDGPULibCalls::fold_rootn(FPMathOperator *FPOp, IRBuilder<> &B,  in fold_rootn()  argument
1150   Value *opr0 = FPOp->getOperand(0);  in fold_rootn()
1151   Value *opr1 = FPOp->getOperand(1);  in fold_rootn()
1159     LLVM_DEBUG(errs() << "AMDIC: " << *FPOp << " ---> " << *opr0 << "\n");  in fold_rootn()
1160     replaceCall(FPOp, opr0);  in fold_rootn()
1168       LLVM_DEBUG(errs() << "AMDIC: " << *FPOp << " ---> sqrt(" << *opr0  in fold_rootn()
1171       replaceCall(FPOp, nval);  in fold_rootn()
1177       LLVM_DEBUG(errs() << "AMDIC: " << *FPOp << " ---> cbrt(" << *opr0  in fold_rootn()
1180       replaceCall(FPOp, nval);  in fold_rootn()
1184     LLVM_DEBUG(errs() << "AMDIC: " << *FPOp << " ---> 1.0 / " << *opr0 << "\n");  in fold_rootn()
1188     replaceCall(FPOp, nval);  in fold_rootn()
1193       LLVM_DEBUG(errs() << "AMDIC: " << *FPOp << " ---> rsqrt(" << *opr0  in fold_rootn()
1196       replaceCall(FPOp, nval);  in fold_rootn()
1310 bool AMDGPULibCalls::fold_sincos(FPMathOperator *FPOp, IRBuilder<> &B,  in fold_sincos()  argument
1322   Value *CArgVal = FPOp->getOperand(0);  in fold_sincos()
1323   CallInst *CI = cast<CallInst>(FPOp);  in fold_sincos()
1357   FastMathFlags FMF = FPOp->getFastMathFlags();  in fold_sincos()