From 23f84cb1406b0f26f5bd808afa1828d427a40a2f Mon Sep 17 00:00:00 2001
From: Manman Ren <manman.ren@gmail.com>
Date: Tue, 27 Aug 2013 23:06:40 +0000
Subject: DIBuilder: take an optional StringRef to pass in unique identifier.

createClassType, createStructType, createUnionType, createEnumerationType,
and createForwardDecl will take an optional StringRef to pass in
the unique identifier.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@189410 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/IR/DIBuilder.cpp | 24 ++++++++++++++----------
 1 file changed, 14 insertions(+), 10 deletions(-)

(limited to 'lib')

diff --git a/lib/IR/DIBuilder.cpp b/lib/IR/DIBuilder.cpp
index 7027813b81..505e5659f9 100644
--- a/lib/IR/DIBuilder.cpp
+++ b/lib/IR/DIBuilder.cpp
@@ -599,7 +599,8 @@ DICompositeType DIBuilder::createClassType(DIDescriptor Context, StringRef Name,
                                            unsigned Flags, DIType DerivedFrom,
                                            DIArray Elements,
                                            MDNode *VTableHolder,
-                                           MDNode *TemplateParams) {
+                                           MDNode *TemplateParams,
+                                           StringRef UniqueIdentifier) {
   assert((!Context || Context.isScope() || Context.isType()) &&
          "createClassType should be called with a valid Context");
   // TAG_class_type is encoded in DICompositeType format.
@@ -618,7 +619,7 @@ DICompositeType DIBuilder::createClassType(DIDescriptor Context, StringRef Name,
     ConstantInt::get(Type::getInt32Ty(VMContext), 0),
     VTableHolder,
     TemplateParams,
-    NULL  // Type Identifer
+    UniqueIdentifier.empty() ? NULL : MDString::get(VMContext, UniqueIdentifier)
   };
   DICompositeType R(MDNode::get(VMContext, Elts));
   assert(R.isCompositeType() &&
@@ -635,7 +636,8 @@ DICompositeType DIBuilder::createStructType(DIDescriptor Context,
                                             unsigned Flags, DIType DerivedFrom,
                                             DIArray Elements,
                                             unsigned RunTimeLang,
-                                            MDNode *VTableHolder) {
+                                            MDNode *VTableHolder,
+                                            StringRef UniqueIdentifier) {
  // TAG_structure_type is encoded in DICompositeType format.
   Value *Elts[] = {
     GetTagConstant(VMContext, dwarf::DW_TAG_structure_type),
@@ -652,7 +654,7 @@ DICompositeType DIBuilder::createStructType(DIDescriptor Context,
     ConstantInt::get(Type::getInt32Ty(VMContext), RunTimeLang),
     VTableHolder,
     NULL,
-    NULL  // Type Identifer
+    UniqueIdentifier.empty() ? NULL : MDString::get(VMContext, UniqueIdentifier)
   };
   DICompositeType R(MDNode::get(VMContext, Elts));
   assert(R.isCompositeType() &&
@@ -666,7 +668,8 @@ DICompositeType DIBuilder::createUnionType(DIDescriptor Scope, StringRef Name,
                                            uint64_t SizeInBits,
                                            uint64_t AlignInBits, unsigned Flags,
                                            DIArray Elements,
-                                           unsigned RunTimeLang) {
+                                           unsigned RunTimeLang,
+                                           StringRef UniqueIdentifier) {
   // TAG_union_type is encoded in DICompositeType format.
   Value *Elts[] = {
     GetTagConstant(VMContext, dwarf::DW_TAG_union_type),
@@ -683,7 +686,7 @@ DICompositeType DIBuilder::createUnionType(DIDescriptor Scope, StringRef Name,
     ConstantInt::get(Type::getInt32Ty(VMContext), RunTimeLang),
     NULL,
     NULL,
-    NULL  // Type Identifer
+    UniqueIdentifier.empty() ? NULL : MDString::get(VMContext, UniqueIdentifier)
   };
   return DICompositeType(MDNode::get(VMContext, Elts));
 }
@@ -717,7 +720,7 @@ DIBuilder::createSubroutineType(DIFile File, DIArray ParameterTypes) {
 DICompositeType DIBuilder::createEnumerationType(
     DIDescriptor Scope, StringRef Name, DIFile File, unsigned LineNumber,
     uint64_t SizeInBits, uint64_t AlignInBits, DIArray Elements,
-    DIType UnderlyingType) {
+    DIType UnderlyingType, StringRef UniqueIdentifier) {
   // TAG_enumeration_type is encoded in DICompositeType format.
   Value *Elts[] = {
     GetTagConstant(VMContext, dwarf::DW_TAG_enumeration_type),
@@ -734,7 +737,7 @@ DICompositeType DIBuilder::createEnumerationType(
     ConstantInt::get(Type::getInt32Ty(VMContext), 0),
     NULL,
     NULL,
-    NULL  // Type Identifer
+    UniqueIdentifier.empty() ? NULL : MDString::get(VMContext, UniqueIdentifier)
   };
   MDNode *Node = MDNode::get(VMContext, Elts);
   AllEnumTypes.push_back(Node);
@@ -859,7 +862,8 @@ DICompositeType DIBuilder::createForwardDecl(unsigned Tag, StringRef Name,
                                     DIDescriptor Scope, DIFile F,
                                     unsigned Line, unsigned RuntimeLang,
                                     uint64_t SizeInBits,
-                                    uint64_t AlignInBits) {
+                                    uint64_t AlignInBits,
+                                    StringRef UniqueIdentifier) {
   // Create a temporary MDNode.
   Value *Elts[] = {
     GetTagConstant(VMContext, Tag),
@@ -877,7 +881,7 @@ DICompositeType DIBuilder::createForwardDecl(unsigned Tag, StringRef Name,
     ConstantInt::get(Type::getInt32Ty(VMContext), RuntimeLang),
     NULL,
     NULL, //TemplateParams
-    NULL  // Type Identifer
+    UniqueIdentifier.empty() ? NULL : MDString::get(VMContext, UniqueIdentifier)
   };
   MDNode *Node = MDNode::getTemporary(VMContext, Elts);
   DICompositeType RetTy(Node);
-- 
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