Lines Matching defs:Rem

348 /// Generate code to calculate the remainder of two integers, replacing Rem with
353 /// Replace Rem with generated code.
354 bool llvm::expandRemainder(BinaryOperator *Rem) {
355   assert((Rem->getOpcode() == Instruction::SRem ||
356           Rem->getOpcode() == Instruction::URem) &&
359   IRBuilder<> Builder(Rem);
361   assert(!Rem->getType()->isVectorTy() && "Div over vectors not supported");
364   if (Rem->getOpcode() == Instruction::SRem) {
365     Value *Remainder = generateSignedRemainderCode(Rem->getOperand(0),
366                                                    Rem->getOperand(1), Builder);
368     // Check whether this is the insert point while Rem is still valid.
369     bool IsInsertPoint = Rem->getIterator() == Builder.GetInsertPoint();
370     Rem->replaceAllUsesWith(Remainder);
371     Rem->dropAllReferences();
372     Rem->eraseFromParent();
381     Rem = BO;
384   Value *Remainder = generateUnsignedRemainderCode(Rem->getOperand(0),
385                                                    Rem->getOperand(1), Builder);
387   Rem->replaceAllUsesWith(Remainder);
388   Rem->dropAllReferences();
389   Rem->eraseFromParent();
454 /// Replace Rem with emulation code.
455 bool llvm::expandRemainderUpTo32Bits(BinaryOperator *Rem) {
456   assert((Rem->getOpcode() == Instruction::SRem ||
457           Rem->getOpcode() == Instruction::URem) &&
460   Type *RemTy = Rem->getType();
469     return expandRemainder(Rem);
473   IRBuilder<> Builder(Rem);
481   if (Rem->getOpcode() == Instruction::SRem) {
482     ExtDividend = Builder.CreateSExt(Rem->getOperand(0), Int32Ty);
483     ExtDivisor = Builder.CreateSExt(Rem->getOperand(1), Int32Ty);
486     ExtDividend = Builder.CreateZExt(Rem->getOperand(0), Int32Ty);
487     ExtDivisor = Builder.CreateZExt(Rem->getOperand(1), Int32Ty);
492   Rem->replaceAllUsesWith(Trunc);
493   Rem->dropAllReferences();
494   Rem->eraseFromParent();
503 /// Replace Rem with emulation code.
504 bool llvm::expandRemainderUpTo64Bits(BinaryOperator *Rem) {
505   assert((Rem->getOpcode() == Instruction::SRem ||
506           Rem->getOpcode() == Instruction::URem) &&
509   Type *RemTy = Rem->getType();
515     return expandRemainder(Rem);
519   IRBuilder<> Builder(Rem);
527   if (Rem->getOpcode() == Instruction::SRem) {
528     ExtDividend = Builder.CreateSExt(Rem->getOperand(0), Int64Ty);
529     ExtDivisor = Builder.CreateSExt(Rem->getOperand(1), Int64Ty);
532     ExtDividend = Builder.CreateZExt(Rem->getOperand(0), Int64Ty);
533     ExtDivisor = Builder.CreateZExt(Rem->getOperand(1), Int64Ty);
538   Rem->replaceAllUsesWith(Trunc);
539   Rem->dropAllReferences();
540   Rem->eraseFromParent();