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Implement classof for SetCondInst so that instcombine doesn't break on dyn_cast<SetCondInst>

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3493 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2002-08-23 18:30:58 +00:00
parent ed0f1c5285
commit 615cdb92ee
1 changed files with 11 additions and 0 deletions
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11
include/llvm/iOperators.h
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@ -34,6 +34,17 @@ public:
// For example seteq -> setne, setgt -> setle, setlt -> setge, etc...
//
BinaryOps getInverseCondition() const;
// Methods for support type inquiry through isa, cast, and dyn_cast:
static inline bool classof(const SetCondInst *) { return true; }
static inline bool classof(const Instruction *I) {
return I->getOpcode() == SetEQ || I->getOpcode() == SetNE ||
I->getOpcode() == SetLE || I->getOpcode() == SetGE ||
I->getOpcode() == SetLT || I->getOpcode() == SetGT;
}
static inline bool classof(const Value *V) {
return isa<Instruction>(V) && classof(cast<Instruction>(V));
}
};
#endif