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Provie a clearner interface so that FE can decide whether a function has prototype or not.

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llvm-svn: 115988
This commit is contained in:
Devang Patel 2010-10-07 22:03:01 +00:00
parent ec0a25f2b1
commit ee23e6ea23
2 changed files with 9 additions and 7 deletions
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9
include/llvm/Analysis/DebugInfo.h
View File

@ -55,7 +55,8 @@ namespace llvm {
FlagBlockByrefStruct = 1 << 4,
FlagVirtual = 1 << 5,
FlagArtificial = 1 << 6,
FlagExplicit = 1 << 7
FlagExplicit = 1 << 7,
FlagPrototyped = 1 << 8
};
protected:
const MDNode *DbgNode;
@ -422,6 +423,12 @@ namespace llvm {
return false;
return (getUnsignedField(14) & FlagExplicit) != 0;
}
/// isPrototyped - Return true if this subprogram is prototyped.
bool isPrototyped() const {
if (getVersion() <= llvm::LLVMDebugVersion8)
return false;
return (getUnsignedField(14) & FlagPrototyped) != 0;
}
unsigned isOptimized() const;

7
lib/CodeGen/AsmPrinter/DwarfDebug.cpp
View File

@ -1059,8 +1059,6 @@ void DwarfDebug::constructTypeDIE(DIE &Buffer, DICompositeType CTy) {
// Add prototype flag.
if (isPrototyped)
addUInt(&Buffer, dwarf::DW_AT_prototyped, dwarf::DW_FORM_flag, 1);
}
break;
case dwarf::DW_TAG_structure_type:
@ -1318,10 +1316,7 @@ DIE *DwarfDebug::createSubprogramDIE(DISubprogram SP) {
addSourceLine(SPDie, SP);
// Add prototyped tag, if C or ObjC.
unsigned Lang = SP.getCompileUnit().getLanguage();
if (Lang == dwarf::DW_LANG_C99 || Lang == dwarf::DW_LANG_C89 ||
Lang == dwarf::DW_LANG_ObjC)
if (SP.isPrototyped())
addUInt(SPDie, dwarf::DW_AT_prototyped, dwarf::DW_FORM_flag, 1);
// Add Return Type.