maxjhandsome
/
llvm-project
forked from OSchip/llvm-project
1
0
Fork 0
Code Issues Pull Requests Packages Releases Wiki Activity

DebugInfo: Simplify declaration building code - relying on the limit debug info checking already in CreateType(RecordType) 

llvm-svn: 188222
This commit is contained in:
David Blaikie 2013-08-12 23:14:36 +00:00
parent c2735158fb
commit 6b7d060c57
1 changed files with 6 additions and 17 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

23
clang/lib/CodeGen/CGDebugInfo.cpp
View File

@ -650,15 +650,6 @@ llvm::DIDescriptor CGDebugInfo::createContextChain(const Decl *Context) {
return TheCU;
}
/// getOrCreateTypeDeclaration - Create Pointee type. If Pointee is a record
/// then emit record's fwd if debug info size reduction is enabled.
llvm::DIType CGDebugInfo::getOrCreateTypeDeclaration(QualType PointeeTy,
llvm::DIFile Unit) {
if (DebugKind > CodeGenOptions::LimitedDebugInfo)
return getOrCreateType(PointeeTy, Unit);
return getOrCreateType(PointeeTy, Unit, true);
}
llvm::DIType CGDebugInfo::CreatePointerLikeType(unsigned Tag,
const Type *Ty,
QualType PointeeTy,
@ -666,7 +657,7 @@ llvm::DIType CGDebugInfo::CreatePointerLikeType(unsigned Tag,
if (Tag == llvm::dwarf::DW_TAG_reference_type ||
Tag == llvm::dwarf::DW_TAG_rvalue_reference_type)
return DBuilder.createReferenceType(
Tag, getOrCreateTypeDeclaration(PointeeTy, Unit));
Tag, getOrCreateType(PointeeTy, Unit, true));
// Bit size, align and offset of the type.
// Size is always the size of a pointer. We can't use getTypeSize here
@ -675,7 +666,7 @@ llvm::DIType CGDebugInfo::CreatePointerLikeType(unsigned Tag,
uint64_t Size = CGM.getTarget().getPointerWidth(AS);
uint64_t Align = CGM.getContext().getTypeAlign(Ty);
return DBuilder.createPointerType(getOrCreateTypeDeclaration(PointeeTy, Unit),
return DBuilder.createPointerType(getOrCreateType(PointeeTy, Unit, true),
Size, Align);
}
@ -1779,7 +1770,7 @@ llvm::DIType CGDebugInfo::CreateType(const MemberPointerType *Ty,
llvm::DIType ClassType = getOrCreateType(QualType(Ty->getClass(), 0), U);
if (!Ty->getPointeeType()->isFunctionType())
return DBuilder.createMemberPointerType(
getOrCreateTypeDeclaration(Ty->getPointeeType(), U), ClassType);
getOrCreateType(Ty->getPointeeType(), U, true), ClassType);
return DBuilder.createMemberPointerType(getOrCreateInstanceMethodType(
CGM.getContext().getPointerType(
QualType(Ty->getClass(), Ty->getPointeeType().getCVRQualifiers())),
@ -2260,11 +2251,9 @@ llvm::DIDescriptor CGDebugInfo::getDeclarationOrDefinition(const Decl *D) {
// we would otherwise do to get a type for a pointee. (forward declarations in
// limited debug info, full definitions (if the type definition is available)
// in unlimited debug info)
if (const TypeDecl *TD = dyn_cast<TypeDecl>(D)) {
llvm::DIFile DefUnit = getOrCreateFile(TD->getLocation());
return getOrCreateTypeDeclaration(CGM.getContext().getTypeDeclType(TD),
DefUnit);
}
if (const TypeDecl *TD = dyn_cast<TypeDecl>(D))
return getOrCreateType(CGM.getContext().getTypeDeclType(TD),
getOrCreateFile(TD->getLocation()), true);
// Otherwise fall back to a fairly rudimentary cache of existing declarations.
// This doesn't handle providing declarations (for functions or variables) for
// entities without definitions in this TU, nor when the definition proceeds