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Don't rely in there being one argument before we've actually identified

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a function to upgrade. Also, simplify the code a bit at the expense of
one line.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146368 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chandler Carruth 2011-12-12 10:57:20 +00:00
parent d45fbe6227
commit a56f5581ec
1 changed files with 4 additions and 3 deletions
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7
lib/VMCore/AutoUpgrade.cpp
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@ -41,15 +41,16 @@ static bool UpgradeIntrinsicFunction1(Function *F, Function *&NewFn) {
switch (Name[0]) {
default: break;
case 'c': {
Type *Tys[] = { F->arg_begin()->getType() };
if (Name.startswith("ctlz.") && F->arg_size() == 1) {
F->setName(Name + ".old");
NewFn = Intrinsic::getDeclaration(F->getParent(), Intrinsic::ctlz, Tys);
NewFn = Intrinsic::getDeclaration(F->getParent(), Intrinsic::ctlz,
F->arg_begin()->getType());
return true;
}
if (Name.startswith("cttz.") && F->arg_size() == 1) {
F->setName(Name + ".old");
NewFn = Intrinsic::getDeclaration(F->getParent(), Intrinsic::cttz, Tys);
NewFn = Intrinsic::getDeclaration(F->getParent(), Intrinsic::cttz,
F->arg_begin()->getType());
return true;
}
break;