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Incorporating review feedback for GC verifier patch.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42087 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Gordon Henriksen 2007-09-18 10:14:30 +00:00
parent ce613280f9
commit b5085212b0
1 changed files with 5 additions and 11 deletions
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16
lib/VMCore/Verifier.cpp
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@ -49,8 +49,7 @@
#include "llvm/ParameterAttributes.h"
#include "llvm/DerivedTypes.h"
#include "llvm/InlineAsm.h"
#include "llvm/Instructions.h"
#include "llvm/Intrinsics.h"
#include "llvm/IntrinsicInst.h"
#include "llvm/PassManager.h"
#include "llvm/Analysis/Dominators.h"
#include "llvm/CodeGen/ValueTypes.h"
@ -1078,12 +1077,6 @@ static bool HasPtrPtrType(Value *Val) {
return false;
}
static Value *StripBitCasts(Value *Val) {
if (BitCastInst *CI = dyn_cast<BitCastInst>(Val))
return StripBitCasts(CI->getOperand(0));
return Val;
}
/// visitIntrinsicFunction - Allow intrinsics to be verified in different ways.
///
void Verifier::visitIntrinsicFunctionCall(Intrinsic::ID ID, CallInst &CI) {
@ -1101,10 +1094,11 @@ void Verifier::visitIntrinsicFunctionCall(Intrinsic::ID ID, CallInst &CI) {
case Intrinsic::gcroot:
Assert1(HasPtrPtrType(CI.getOperand(1)),
"llvm.gcroot parameter #1 must be a pointer to a pointer.", &CI);
Assert1(isa<AllocaInst>(StripBitCasts(CI.getOperand(1))),
"llvm.gcroot parameter #1 must be an alloca (or a bitcast).", &CI);
Assert1(isa<AllocaInst>(IntrinsicInst::StripPointerCasts(CI.getOperand(1))),
"llvm.gcroot parameter #1 must be an alloca (or a bitcast of one).",
&CI);
Assert1(isa<Constant>(CI.getOperand(2)),
"llvm.gcroot parameter #2 must be a constant or global.", &CI);
"llvm.gcroot parameter #2 must be a constant.", &CI);
break;
case Intrinsic::gcwrite:
Assert1(CI.getOperand(3)->getType()