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Don't look up the "dbg" metadata kind by name.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108961 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman
2010-07-20 23:09:34 +00:00
parent 6e8154354f
commit 7bc230ec6a
3 changed files with 14 additions and 15 deletions
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15
lib/Transforms/Utils/CloneFunction.cpp
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@@ -408,10 +408,9 @@ void llvm::CloneAndPruneFunctionInto(Function *NewFunc, const Function *OldFunc,
//
BasicBlock::iterator I = NewBB->begin();
unsigned DbgKind = OldFunc->getContext().getMDKindID("dbg");
MDNode *TheCallMD = NULL;
if (TheCall && TheCall->hasMetadata())
TheCallMD = TheCall->getMetadata(DbgKind);
TheCallMD = TheCall->getMetadata(LLVMContext::MD_dbg);
// Handle PHI nodes specially, as we have to remove references to dead
// blocks.
@@ -421,14 +420,14 @@ void llvm::CloneAndPruneFunctionInto(Function *NewFunc, const Function *OldFunc,
for (; (PN = dyn_cast<PHINode>(I)); ++I, ++OldI) {
if (I->hasMetadata()) {
if (TheCallMD) {
if (MDNode *IMD = I->getMetadata(DbgKind)) {
if (MDNode *IMD = I->getMetadata(LLVMContext::MD_dbg)) {
MDNode *NewMD = UpdateInlinedAtInfo(IMD, TheCallMD);
I->setMetadata(DbgKind, NewMD);
I->setMetadata(LLVMContext::MD_dbg, NewMD);
}
} else {
// The cloned instruction has dbg info but the call instruction
// does not have dbg info. Remove dbg info from cloned instruction.
I->setMetadata(DbgKind, 0);
I->setMetadata(LLVMContext::MD_dbg, 0);
}
}
PHIToResolve.push_back(cast<PHINode>(OldI));
@@ -445,14 +444,14 @@ void llvm::CloneAndPruneFunctionInto(Function *NewFunc, const Function *OldFunc,
for (; I != NewBB->end(); ++I) {
if (I->hasMetadata()) {
if (TheCallMD) {
if (MDNode *IMD = I->getMetadata(DbgKind)) {
if (MDNode *IMD = I->getMetadata(LLVMContext::MD_dbg)) {
MDNode *NewMD = UpdateInlinedAtInfo(IMD, TheCallMD);
I->setMetadata(DbgKind, NewMD);
I->setMetadata(LLVMContext::MD_dbg, NewMD);
}
} else {
// The cloned instruction has dbg info but the call instruction
// does not have dbg info. Remove dbg info from cloned instruction.
I->setMetadata(DbgKind, 0);
I->setMetadata(LLVMContext::MD_dbg, 0);
}
}
RemapInstruction(I, VMap);