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[FastISel] Move the helper function isCommutativeIntrinsic into FastISel base class.

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Move the helper function isCommutativeIntrinsic into the FastISel base class,
so it can be used by more than just one backend.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@214347 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Juergen Ributzka 2014-07-30 22:04:28 +00:00
parent 24383df3ea
commit 07731b34fb
2 changed files with 13 additions and 13 deletions
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14
include/llvm/CodeGen/FastISel.h
View File

@ -20,6 +20,7 @@
#include "llvm/CodeGen/MachineBasicBlock.h"
#include "llvm/Target/TargetLowering.h"
#include "llvm/IR/CallingConv.h"
#include "llvm/IR/IntrinsicInst.h"
namespace llvm {
@ -30,7 +31,6 @@ class CallInst;
class DataLayout;
class FunctionLoweringInfo;
class Instruction;
class IntrinsicInst;
class LoadInst;
class MVT;
class MachineConstantPool;
@ -533,6 +533,18 @@ protected:
bool LowerCallTo(const CallInst *CI, const char *SymName, unsigned NumArgs);
bool LowerCallTo(CallLoweringInfo &CLI);
bool isCommutativeIntrinsic(IntrinsicInst const *II) {
switch (II->getIntrinsicID()) {
case Intrinsic::sadd_with_overflow:
case Intrinsic::uadd_with_overflow:
case Intrinsic::smul_with_overflow:
case Intrinsic::umul_with_overflow:
return true;
default:
return false;
}
}
private:
bool SelectBinaryOp(const User *I, unsigned ISDOpcode);

12
lib/Target/X86/X86FastISel.cpp
View File

@ -2163,18 +2163,6 @@ bool X86FastISel::TryEmitSmallMemcpy(X86AddressMode DestAM,
return true;
}
static bool isCommutativeIntrinsic(IntrinsicInst const *II) {
switch (II->getIntrinsicID()) {
case Intrinsic::sadd_with_overflow:
case Intrinsic::uadd_with_overflow:
case Intrinsic::smul_with_overflow:
case Intrinsic::umul_with_overflow:
return true;
default:
return false;
}
}
bool X86FastISel::FastLowerIntrinsicCall(const IntrinsicInst *II) {
// FIXME: Handle more intrinsics.
switch (II->getIntrinsicID()) {