DebugInfo: Refactor index type DIE initialization by rolling it into the accessor

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@221080 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/AsmPrinter/DwarfUnit.cpp b/lib/CodeGen/AsmPrinter/DwarfUnit.cpp
index 065026677d0f042078f8319fce7bb0c4460c6e66..c49edd8daca71201674e345a2f25ca2c6f765b2e 100644 (file)
--- a/lib/CodeGen/AsmPrinter/DwarfUnit.cpp
+++ b/lib/CodeGen/AsmPrinter/DwarfUnit.cpp
@@ -1525,6 +1525,18 @@ void DwarfUnit::constructSubrangeDIE(DIE &Buffer, DISubrange SR, DIE *IndexTy) {
     addUInt(DW_Subrange, dwarf::DW_AT_count, None, Count);
 }
 
+DIE *DwarfUnit::getIndexTyDie() {
+  if (IndexTyDie)
+    return IndexTyDie;
+  // Construct an integer type to use for indexes.
+  IndexTyDie = &createAndAddDIE(dwarf::DW_TAG_base_type, UnitDie);
+  addString(*IndexTyDie, dwarf::DW_AT_name, "sizetype");
+  addUInt(*IndexTyDie, dwarf::DW_AT_byte_size, None, sizeof(int64_t));
+  addUInt(*IndexTyDie, dwarf::DW_AT_encoding, dwarf::DW_FORM_data1,
+          dwarf::DW_ATE_unsigned);
+  return IndexTyDie;
+}
+
 /// constructArrayTypeDIE - Construct array type DIE from DICompositeType.
 void DwarfUnit::constructArrayTypeDIE(DIE &Buffer, DICompositeType CTy) {
   if (CTy.isVector())
@@ -1537,15 +1549,6 @@ void DwarfUnit::constructArrayTypeDIE(DIE &Buffer, DICompositeType CTy) {
   // FIXME: This type should be passed down from the front end
   // as different languages may have different sizes for indexes.
   DIE *IdxTy = getIndexTyDie();
-  if (!IdxTy) {
-    // Construct an integer type to use for indexes.
-    IdxTy = &createAndAddDIE(dwarf::DW_TAG_base_type, UnitDie);
-    addString(*IdxTy, dwarf::DW_AT_name, "sizetype");
-    addUInt(*IdxTy, dwarf::DW_AT_byte_size, None, sizeof(int64_t));
-    addUInt(*IdxTy, dwarf::DW_AT_encoding, dwarf::DW_FORM_data1,
-            dwarf::DW_ATE_unsigned);
-    setIndexTyDie(IdxTy);
-  }
 
   // Add subranges to array type.
   DIArray Elements = CTy.getElements();

diff --git a/lib/CodeGen/AsmPrinter/DwarfUnit.h b/lib/CodeGen/AsmPrinter/DwarfUnit.h
index de43f8f507edf5dce0199e9a0eb641768ae17ac3..ce92b417536086d0ab79cd6aa487637a146dc373 100644 (file)
--- a/lib/CodeGen/AsmPrinter/DwarfUnit.h
+++ b/lib/CodeGen/AsmPrinter/DwarfUnit.h
@@ -430,7 +430,7 @@ private:
   }
 
   // getIndexTyDie - Get an anonymous type for index type.
-  DIE *getIndexTyDie() { return IndexTyDie; }
+  DIE *getIndexTyDie();
 
   // setIndexTyDie - Set D as anonymous type for index which can be reused
   // later.