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Add LLVMFoldingBuilder

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42806 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel 2007-10-09 19:49:19 +00:00
parent 1fc46d5a8c
commit cd80c169d7
1 changed files with 215 additions and 3 deletions
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218
include/llvm/Support/LLVMBuilder.h
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@ -17,6 +17,7 @@
#include "llvm/BasicBlock.h"
#include "llvm/Instructions.h"
#include "llvm/Constants.h"
namespace llvm {
@ -416,9 +417,220 @@ public:
}
};
// TODO: A version of LLVMBuilder that constant folds operands as they come in.
//class LLVMFoldingBuilder {
//};
/// LLVMFoldingBuilder - A version of LLVMBuilder that constant folds operands
/// as they come in.
class LLVMFoldingBuilder : public LLVMBuilder {
public:
LLVMFoldingBuilder() {}
explicit LLVMFoldingBuilder(BasicBlock *TheBB)
: LLVMBuilder(TheBB) {}
LLVMFoldingBuilder(BasicBlock *TheBB, BasicBlock::iterator IP)
: LLVMBuilder(TheBB, IP) {}
//===--------------------------------------------------------------------===//
// Instruction creation methods: Binary Operators
//===--------------------------------------------------------------------===//
Value *CreateAdd(Value *LHS, Value *RHS, const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
return ConstantExpr::getAdd(LC, RC);
return LLVMBuilder::CreateAdd(LHS, RHS, Name);
}
Value *CreateSub(Value *LHS, Value *RHS, const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
return ConstantExpr::getSub(LC, RC);
return LLVMBuilder::CreateSub(LHS, RHS, Name);
}
Value *CreateMul(Value *LHS, Value *RHS, const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
return ConstantExpr::getMul(LC, RC);
return LLVMBuilder::CreateMul(LHS, RHS, Name);
}
Value *CreateUDiv(Value *LHS, Value *RHS, const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
return ConstantExpr::getUDiv(LC, RC);
return LLVMBuilder::CreateUDiv(LHS, RHS, Name);
}
Value *CreateSDiv(Value *LHS, Value *RHS, const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
return ConstantExpr::getSDiv(LC, RC);
return LLVMBuilder::CreateSDiv(LHS, RHS, Name);
}
Value *CreateFDiv(Value *LHS, Value *RHS, const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
return ConstantExpr::getFDiv(LC, RC);
return LLVMBuilder::CreateFDiv(LHS, RHS, Name);
}
Value *CreateURem(Value *LHS, Value *RHS, const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
return ConstantExpr::getURem(LC, RC);
return LLVMBuilder::CreateURem(LHS, RHS, Name);
}
Value *CreateSRem(Value *LHS, Value *RHS, const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
return ConstantExpr::getSRem(LC, RC);
return LLVMBuilder::CreateSRem(LHS, RHS, Name);
}
Value *CreateFRem(Value *LHS, Value *RHS, const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
return ConstantExpr::getFRem(LC, RC);
return LLVMBuilder::CreateFRem(LHS, RHS, Name);
}
Value *CreateAnd(Value *LHS, Value *RHS, const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
return ConstantExpr::getAnd(LC, RC);
return LLVMBuilder::CreateAnd(LHS, RHS, Name);
}
Value *CreateOr(Value *LHS, Value *RHS, const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
return ConstantExpr::getOr(LC, RC);
return LLVMBuilder::CreateOr(LHS, RHS, Name);
}
Value *CreateXor(Value *LHS, Value *RHS, const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
return ConstantExpr::getXor(LC, RC);
return LLVMBuilder::CreateXor(LHS, RHS, Name);
}
Value *CreateShl(Value *LHS, Value *RHS, const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
return ConstantExpr::getShl(LC, RC);
return LLVMBuilder::CreateShl(LHS, RHS, Name);
}
Value *CreateLShr(Value *LHS, Value *RHS, const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
return ConstantExpr::getLShr(LC, RC);
return LLVMBuilder::CreateLShr(LHS, RHS, Name);
}
Value *CreateAShr(Value *LHS, Value *RHS, const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
return ConstantExpr::getAShr(LC, RC);
return LLVMBuilder::CreateAShr(LHS, RHS, Name);
}
//===--------------------------------------------------------------------===//
// Instruction creation methods: Compare Instructions
//===--------------------------------------------------------------------===//
Value *CreateICmpEQ(Value *LHS, Value *RHS, const char *Name = "") {
return CreateICmp(ICmpInst::ICMP_EQ, LHS, RHS, Name);
}
Value *CreateICmpNE(Value *LHS, Value *RHS, const char *Name = "") {
return CreateICmp(ICmpInst::ICMP_NE, LHS, RHS, Name);
}
Value *CreateICmpUGT(Value *LHS, Value *RHS, const char *Name = "") {
return CreateICmp(ICmpInst::ICMP_UGT, LHS, RHS, Name);
}
Value *CreateICmpUGE(Value *LHS, Value *RHS, const char *Name = "") {
return CreateICmp(ICmpInst::ICMP_UGE, LHS, RHS, Name);
}
Value *CreateICmpULT(Value *LHS, Value *RHS, const char *Name = "") {
return CreateICmp(ICmpInst::ICMP_ULT, LHS, RHS, Name);
}
Value *CreateICmpULE(Value *LHS, Value *RHS, const char *Name = "") {
return CreateICmp(ICmpInst::ICMP_ULE, LHS, RHS, Name);
}
Value *CreateICmpSGT(Value *LHS, Value *RHS, const char *Name = "") {
return CreateICmp(ICmpInst::ICMP_SGT, LHS, RHS, Name);
}
Value *CreateICmpSGE(Value *LHS, Value *RHS, const char *Name = "") {
return CreateICmp(ICmpInst::ICMP_SGE, LHS, RHS, Name);
}
Value *CreateICmpSLT(Value *LHS, Value *RHS, const char *Name = "") {
return CreateICmp(ICmpInst::ICMP_SLT, LHS, RHS, Name);
}
Value *CreateICmpSLE(Value *LHS, Value *RHS, const char *Name = "") {
return CreateICmp(ICmpInst::ICMP_SLE, LHS, RHS, Name);
}
Value *CreateFCmpOEQ(Value *LHS, Value *RHS, const char *Name = "") {
return CreateFCmp(FCmpInst::FCMP_OEQ, LHS, RHS, Name);
}
Value *CreateFCmpOGT(Value *LHS, Value *RHS, const char *Name = "") {
return CreateFCmp(FCmpInst::FCMP_OGT, LHS, RHS, Name);
}
Value *CreateFCmpOGE(Value *LHS, Value *RHS, const char *Name = "") {
return CreateFCmp(FCmpInst::FCMP_OGE, LHS, RHS, Name);
}
Value *CreateFCmpOLT(Value *LHS, Value *RHS, const char *Name = "") {
return CreateFCmp(FCmpInst::FCMP_OLT, LHS, RHS, Name);
}
Value *CreateFCmpOLE(Value *LHS, Value *RHS, const char *Name = "") {
return CreateFCmp(FCmpInst::FCMP_OLE, LHS, RHS, Name);
}
Value *CreateFCmpONE(Value *LHS, Value *RHS, const char *Name = "") {
return CreateFCmp(FCmpInst::FCMP_ONE, LHS, RHS, Name);
}
Value *CreateFCmpORD(Value *LHS, Value *RHS, const char *Name = "") {
return CreateFCmp(FCmpInst::FCMP_ORD, LHS, RHS, Name);
}
Value *CreateFCmpUNO(Value *LHS, Value *RHS, const char *Name = "") {
return CreateFCmp(FCmpInst::FCMP_UNO, LHS, RHS, Name);
}
Value *CreateFCmpUEQ(Value *LHS, Value *RHS, const char *Name = "") {
return CreateFCmp(FCmpInst::FCMP_UEQ, LHS, RHS, Name);
}
Value *CreateFCmpUGT(Value *LHS, Value *RHS, const char *Name = "") {
return CreateFCmp(FCmpInst::FCMP_UGT, LHS, RHS, Name);
}
Value *CreateFCmpUGE(Value *LHS, Value *RHS, const char *Name = "") {
return CreateFCmp(FCmpInst::FCMP_UGE, LHS, RHS, Name);
}
Value *CreateFCmpULT(Value *LHS, Value *RHS, const char *Name = "") {
return CreateFCmp(FCmpInst::FCMP_ULT, LHS, RHS, Name);
}
Value *CreateFCmpULE(Value *LHS, Value *RHS, const char *Name = "") {
return CreateFCmp(FCmpInst::FCMP_ULE, LHS, RHS, Name);
}
Value *CreateFCmpUNE(Value *LHS, Value *RHS, const char *Name = "") {
return CreateFCmp(FCmpInst::FCMP_UNE, LHS, RHS, Name);
}
Value *CreateICmp(ICmpInst::Predicate P, Value *LHS, Value *RHS,
const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
return ConstantExpr::getCompare(P, LC, RC);
return LLVMBuilder::CreateICmp(P, LHS, RHS, Name);
}
Value *CreateFCmp(FCmpInst::Predicate P, Value *LHS, Value *RHS,
const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
return ConstantExpr::getCompare(P, LC, RC);
return LLVMBuilder::CreateFCmp(P, LHS, RHS, Name);
}
};
}