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add a helper method.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82438 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2009-09-21 05:52:45 +00:00
parent b0f5973bee
commit 0c1f688954
1 changed files with 12 additions and 0 deletions
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12
include/llvm/Operator.h
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@ -274,6 +274,18 @@ public:
return true; return true;
} }
/// hasAllConstantIndices - Return true if all of the indices of this GEP are
/// constant integers. If so, the result pointer and the first operand have
/// a constant offset between them.
bool hasAllConstantIndices() const {
for (const_op_iterator I = idx_begin(), E = idx_end(); I != E; ++I) {
if (!isa<ConstantInt>(I))
return false;
}
return true;
}
// Methods for support type inquiry through isa, cast, and dyn_cast: // Methods for support type inquiry through isa, cast, and dyn_cast:
static inline bool classof(const GEPOperator *) { return true; } static inline bool classof(const GEPOperator *) { return true; }
static inline bool classof(const GetElementPtrInst *) { return true; } static inline bool classof(const GetElementPtrInst *) { return true; }