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Switch the type field in DIVariable and DIGlobalVariable over to DITypeRefs.

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This allows us to catch more opportunities for ODR-based type uniquing
during LTO.
Paired commit with CFE which updates some testcases to verify the new
DIBuilder behavior.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204106 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Adrian Prantl
2014-03-18 02:34:58 +00:00
parent 4d82ca7462
commit 5e8144df32
9 changed files with 51 additions and 32 deletions
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15
lib/IR/DIBuilder.cpp
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@ -927,7 +927,7 @@ DISubrange DIBuilder::getOrCreateSubrange(int64_t Lo, int64_t Count) {
DIGlobalVariable DIBuilder::createGlobalVariable(StringRef Name,
StringRef LinkageName,
DIFile F, unsigned LineNumber,
DIType Ty, bool isLocalToUnit,
DITypeRef Ty, bool isLocalToUnit,
Value *Val) {
Value *Elts[] = {
GetTagConstant(VMContext, dwarf::DW_TAG_variable),
@ -951,7 +951,8 @@ DIGlobalVariable DIBuilder::createGlobalVariable(StringRef Name,
/// \brief Create a new descriptor for the specified global.
DIGlobalVariable DIBuilder::createGlobalVariable(StringRef Name, DIFile F,
unsigned LineNumber, DIType Ty,
unsigned LineNumber,
DITypeRef Ty,
bool isLocalToUnit,
Value *Val) {
return createGlobalVariable(Name, Name, F, LineNumber, Ty, isLocalToUnit,
@ -964,7 +965,8 @@ DIGlobalVariable DIBuilder::createStaticVariable(DIDescriptor Context,
StringRef Name,
StringRef LinkageName,
DIFile F, unsigned LineNumber,
DIType Ty, bool isLocalToUnit,
DITypeRef Ty,
bool isLocalToUnit,
Value *Val, MDNode *Decl) {
Value *Elts[] = {
GetTagConstant(VMContext, dwarf::DW_TAG_variable),
@ -989,14 +991,12 @@ DIGlobalVariable DIBuilder::createStaticVariable(DIDescriptor Context,
/// createVariable - Create a new descriptor for the specified variable.
DIVariable DIBuilder::createLocalVariable(unsigned Tag, DIDescriptor Scope,
StringRef Name, DIFile File,
unsigned LineNo, DIType Ty,
unsigned LineNo, DITypeRef Ty,
bool AlwaysPreserve, unsigned Flags,
unsigned ArgNo) {
DIDescriptor Context(getNonCompileUnitScope(Scope));
assert((!Context || Context.isScope()) &&
"createLocalVariable should be called with a valid Context");
assert(Ty.isType() &&
"createLocalVariable should be called with a valid type");
Value *Elts[] = {
GetTagConstant(VMContext, Tag),
getNonCompileUnitScope(Scope),
@ -1027,7 +1027,8 @@ DIVariable DIBuilder::createLocalVariable(unsigned Tag, DIDescriptor Scope,
DIVariable DIBuilder::createComplexVariable(unsigned Tag, DIDescriptor Scope,
StringRef Name, DIFile F,
unsigned LineNo,
DIType Ty, ArrayRef<Value *> Addr,
DITypeRef Ty,
ArrayRef<Value *> Addr,
unsigned ArgNo) {
SmallVector<Value *, 15> Elts;
Elts.push_back(GetTagConstant(VMContext, Tag));