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Remove DIBuilder cache of variable TheCU and change the few

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uses that wanted it. Also change the interface for createCompileUnit
to compensate. Fix comments that refer to TheCU as well.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@186637 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eric Christopher
2013-07-19 00:51:47 +00:00
parent f28019e5f7
commit 1fe3f9af7f
3 changed files with 27 additions and 23 deletions
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32
lib/IR/DIBuilder.cpp
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@ -30,7 +30,7 @@ static Constant *GetTagConstant(LLVMContext &VMContext, unsigned Tag) {
}
DIBuilder::DIBuilder(Module &m)
: M(m), VMContext(M.getContext()), TheCU(0), TempEnumTypes(0),
: M(m), VMContext(M.getContext()), TempEnumTypes(0),
TempRetainTypes(0), TempSubprograms(0), TempGVs(0), DeclareFn(0),
ValueFn(0)
{}
@ -86,10 +86,11 @@ static MDNode *createFilePathPair(LLVMContext &VMContext, StringRef Filename,
/// createCompileUnit - A CompileUnit provides an anchor for all debugging
/// information generated during this instance of compilation.
void DIBuilder::createCompileUnit(unsigned Lang, StringRef Filename,
StringRef Directory, StringRef Producer,
bool isOptimized, StringRef Flags,
unsigned RunTimeVer, StringRef SplitName) {
DICompileUnit DIBuilder::createCompileUnit(unsigned Lang, StringRef Filename,
StringRef Directory,
StringRef Producer, bool isOptimized,
StringRef Flags, unsigned RunTimeVer,
StringRef SplitName) {
assert(((Lang <= dwarf::DW_LANG_Python && Lang >= dwarf::DW_LANG_C89) ||
(Lang <= dwarf::DW_LANG_hi_user && Lang >= dwarf::DW_LANG_lo_user)) &&
"Invalid Language tag");
@ -121,11 +122,14 @@ void DIBuilder::createCompileUnit(unsigned Lang, StringRef Filename,
TempImportedModules,
MDString::get(VMContext, SplitName)
};
TheCU = DICompileUnit(MDNode::get(VMContext, Elts));
MDNode *CUNode = MDNode::get(VMContext, Elts);
// Create a named metadata so that it is easier to find cu in a module.
NamedMDNode *NMD = M.getOrInsertNamedMetadata("llvm.dbg.cu");
NMD->addOperand(TheCU);
NMD->addOperand(CUNode);
return DICompileUnit(CUNode);
}
static DIImportedEntity
@ -216,7 +220,7 @@ DIBasicType DIBuilder::createUnspecifiedType(StringRef Name) {
Value *Elts[] = {
GetTagConstant(VMContext, dwarf::DW_TAG_unspecified_type),
NULL, // Filename
NULL, //TheCU,
NULL, // Unused
MDString::get(VMContext, Name),
ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Line
ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Size
@ -244,7 +248,7 @@ DIBuilder::createBasicType(StringRef Name, uint64_t SizeInBits,
Value *Elts[] = {
GetTagConstant(VMContext, dwarf::DW_TAG_base_type),
NULL, // File/directory name
NULL, //TheCU,
NULL, // Unused
MDString::get(VMContext, Name),
ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Line
ConstantInt::get(Type::getInt64Ty(VMContext), SizeInBits),
@ -263,7 +267,7 @@ DIDerivedType DIBuilder::createQualifiedType(unsigned Tag, DIType FromTy) {
Value *Elts[] = {
GetTagConstant(VMContext, Tag),
NULL, // Filename
NULL, //TheCU,
NULL, // Unused
MDString::get(VMContext, StringRef()), // Empty name.
ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Line
ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Size
@ -283,7 +287,7 @@ DIBuilder::createPointerType(DIType PointeeTy, uint64_t SizeInBits,
Value *Elts[] = {
GetTagConstant(VMContext, dwarf::DW_TAG_pointer_type),
NULL, // Filename
NULL, //TheCU,
NULL, // Unused
MDString::get(VMContext, Name),
ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Line
ConstantInt::get(Type::getInt64Ty(VMContext), SizeInBits),
@ -301,7 +305,7 @@ DIDerivedType DIBuilder::createMemberPointerType(DIType PointeeTy,
Value *Elts[] = {
GetTagConstant(VMContext, dwarf::DW_TAG_ptr_to_member_type),
NULL, // Filename
NULL, //TheCU,
NULL, // Unused
NULL,
ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Line
ConstantInt::get(Type::getInt64Ty(VMContext), 0),
@ -737,7 +741,7 @@ DICompositeType DIBuilder::createArrayType(uint64_t Size, uint64_t AlignInBits,
Value *Elts[] = {
GetTagConstant(VMContext, dwarf::DW_TAG_array_type),
NULL, // Filename/Directory,
NULL, //TheCU,
NULL, // Unused
MDString::get(VMContext, ""),
ConstantInt::get(Type::getInt32Ty(VMContext), 0),
ConstantInt::get(Type::getInt64Ty(VMContext), Size),
@ -760,7 +764,7 @@ DICompositeType DIBuilder::createVectorType(uint64_t Size, uint64_t AlignInBits,
Value *Elts[] = {
GetTagConstant(VMContext, dwarf::DW_TAG_array_type),
NULL, // Filename/Directory,
NULL, //TheCU,
NULL, // Unused
MDString::get(VMContext, ""),
ConstantInt::get(Type::getInt32Ty(VMContext), 0),
ConstantInt::get(Type::getInt64Ty(VMContext), Size),