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Verify prefetch arguments, PR2576.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@57626 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2008-10-16 06:00:36 +00:00
parent 868510328f
commit d3745476de
1 changed files with 8 additions and 0 deletions
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8
lib/VMCore/Verifier.cpp
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@ -1361,6 +1361,14 @@ void Verifier::visitIntrinsicFunctionCall(Intrinsic::ID ID, CallInst &CI) {
"llvm.init_trampoline parameter #2 must resolve to a function.",
&CI);
break;
case Intrinsic::prefetch:
Assert1(isa<ConstantInt>(CI.getOperand(2)) &&
isa<ConstantInt>(CI.getOperand(3)) &&
cast<ConstantInt>(CI.getOperand(2))->getZExtValue() < 2 &&
cast<ConstantInt>(CI.getOperand(3))->getZExtValue() < 4,
"invalid arguments to llvm.prefetch",
&CI);
break;
}
}