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Minor speedup, don't query ValueMap each time through the loop

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11123 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2004-02-04 21:44:26 +00:00
parent 7a45c49344
commit a33ceaa2d4
1 changed files with 3 additions and 6 deletions
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9
lib/Transforms/Utils/CloneFunction.cpp
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@ -92,14 +92,11 @@ void llvm::CloneFunctionInto(Function *NewFunc, const Function *OldFunc,
// Loop over all of the instructions in the function, fixing up operand
// references as we go. This uses ValueMap to do all the hard work.
//
for (Function::const_iterator BB = OldFunc->begin(), BE = OldFunc->end();
BB != BE; ++BB) {
BasicBlock *NBB = cast<BasicBlock>(ValueMap[BB]);
for (Function::iterator BB = cast<BasicBlock>(ValueMap[OldFunc->begin()]),
BE = NewFunc->end(); BB != BE; ++BB)
// Loop over all instructions, fixing each one as we find it...
for (BasicBlock::iterator II = NBB->begin(); II != NBB->end(); ++II)
for (BasicBlock::iterator II = BB->begin(); II != BB->end(); ++II)
RemapInstruction(II, ValueMap);
}
}
/// CloneFunction - Return a copy of the specified function, but without