PatternMatch: Simplify code by reusing the Operator class.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147402 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Benjamin Kramer 2012-01-01 17:55:23 +00:00
parent acae2a63b9
commit 395363a9b9

View File

@ -31,6 +31,7 @@
#include "llvm/Constants.h"
#include "llvm/Instructions.h"
#include "llvm/Operator.h"
namespace llvm {
namespace PatternMatch {
@ -529,10 +530,8 @@ struct CastClass_match {
template<typename OpTy>
bool match(OpTy *V) {
if (CastInst *I = dyn_cast<CastInst>(V))
return I->getOpcode() == Opcode && Op.match(I->getOperand(0));
if (ConstantExpr *CE = dyn_cast<ConstantExpr>(V))
return CE->getOpcode() == Opcode && Op.match(CE->getOperand(0));
if (Operator *O = dyn_cast<Operator>(V))
return O->getOpcode() == Opcode && Op.match(O->getOperand(0));
return false;
}
};
@ -585,12 +584,9 @@ struct not_match {
template<typename OpTy>
bool match(OpTy *V) {
if (Instruction *I = dyn_cast<Instruction>(V))
if (I->getOpcode() == Instruction::Xor)
return matchIfNot(I->getOperand(0), I->getOperand(1));
if (ConstantExpr *CE = dyn_cast<ConstantExpr>(V))
if (CE->getOpcode() == Instruction::Xor)
return matchIfNot(CE->getOperand(0), CE->getOperand(1));
if (Operator *O = dyn_cast<Operator>(V))
if (O->getOpcode() == Instruction::Xor)
return matchIfNot(O->getOperand(0), O->getOperand(1));
return false;
}
private:
@ -615,12 +611,9 @@ struct neg_match {
template<typename OpTy>
bool match(OpTy *V) {
if (Instruction *I = dyn_cast<Instruction>(V))
if (I->getOpcode() == Instruction::Sub)
return matchIfNeg(I->getOperand(0), I->getOperand(1));
if (ConstantExpr *CE = dyn_cast<ConstantExpr>(V))
if (CE->getOpcode() == Instruction::Sub)
return matchIfNeg(CE->getOperand(0), CE->getOperand(1));
if (Operator *O = dyn_cast<Operator>(V))
if (O->getOpcode() == Instruction::Sub)
return matchIfNeg(O->getOperand(0), O->getOperand(1));
return false;
}
private:
@ -644,12 +637,9 @@ struct fneg_match {
template<typename OpTy>
bool match(OpTy *V) {
if (Instruction *I = dyn_cast<Instruction>(V))
if (I->getOpcode() == Instruction::FSub)
return matchIfFNeg(I->getOperand(0), I->getOperand(1));
if (ConstantExpr *CE = dyn_cast<ConstantExpr>(V))
if (CE->getOpcode() == Instruction::FSub)
return matchIfFNeg(CE->getOperand(0), CE->getOperand(1));
if (Operator *O = dyn_cast<Operator>(V))
if (O->getOpcode() == Instruction::FSub)
return matchIfFNeg(O->getOperand(0), O->getOperand(1));
return false;
}
private: