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Make AsmPrinter::EmitTTypeReference() more robust - put

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the zero GV check inside, so we won't forget it at the caller side.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@168328 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Anton Korobeynikov 2012-11-19 21:17:20 +00:00
parent 2386fc8daa
commit 239938ff77
3 changed files with 11 additions and 19 deletions
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13
lib/CodeGen/AsmPrinter/ARMException.cpp
View File

@ -113,11 +113,7 @@ void ARMException::EmitTypeInfos(unsigned TTypeEncoding) {
const GlobalVariable *GV = *I;
if (VerboseAsm)
Asm->OutStreamer.AddComment("TypeInfo " + Twine(Entry--));
if (GV)
Asm->EmitTTypeReference(GV, TTypeEncoding);
else
Asm->OutStreamer.EmitIntValue(0,Asm->GetSizeOfEncodedValue(TTypeEncoding),
0);
Asm->EmitTTypeReference(GV, TTypeEncoding);
}
// Emit the Exception Specifications.
@ -135,10 +131,7 @@ void ARMException::EmitTypeInfos(unsigned TTypeEncoding) {
Asm->OutStreamer.AddComment("FilterInfo " + Twine(Entry));
}
if (TypeID == 0)
Asm->OutStreamer.EmitIntValue(0,Asm->GetSizeOfEncodedValue(TTypeEncoding),
0);
else
Asm->EmitTTypeReference(TypeInfos[TypeID - 1], TTypeEncoding);
Asm->EmitTTypeReference((TypeID == 0 ? 0 : TypeInfos[TypeID - 1]),
TTypeEncoding);
}
}

11
lib/CodeGen/AsmPrinter/AsmPrinterDwarf.cpp
View File

@ -120,11 +120,14 @@ unsigned AsmPrinter::GetSizeOfEncodedValue(unsigned Encoding) const {
}
void AsmPrinter::EmitTTypeReference(const GlobalValue *GV, unsigned Encoding)const{
const TargetLoweringObjectFile &TLOF = getObjFileLowering();
if (GV) {
const TargetLoweringObjectFile &TLOF = getObjFileLowering();
const MCExpr *Exp =
TLOF.getTTypeGlobalReference(GV, Mang, MMI, Encoding, OutStreamer);
OutStreamer.EmitValue(Exp, GetSizeOfEncodedValue(Encoding), /*addrspace*/0);
const MCExpr *Exp =
TLOF.getTTypeGlobalReference(GV, Mang, MMI, Encoding, OutStreamer);
OutStreamer.EmitValue(Exp, GetSizeOfEncodedValue(Encoding), /*addrspace*/0);
} else
OutStreamer.EmitIntValue(0, GetSizeOfEncodedValue(Encoding), 0);
}
/// EmitSectionOffset - Emit the 4-byte offset of Label from the start of its

6
lib/CodeGen/AsmPrinter/DwarfException.cpp
View File

@ -696,11 +696,7 @@ void DwarfException::EmitTypeInfos(unsigned TTypeEncoding) {
const GlobalVariable *GV = *I;
if (VerboseAsm)
Asm->OutStreamer.AddComment("TypeInfo " + Twine(Entry--));
if (GV)
Asm->EmitTTypeReference(GV, TTypeEncoding);
else
Asm->OutStreamer.EmitIntValue(0,Asm->GetSizeOfEncodedValue(TTypeEncoding),
0);
Asm->EmitTTypeReference(GV, TTypeEncoding);
}
// Emit the Exception Specifications.