vendor/llvm/llvm-trunk-r290819

1 files changed, 13 insertions, 15 deletions

diff --git a/lib/CodeGen/AsmPrinter/DwarfCompileUnit.h b/lib/CodeGen/AsmPrinter/DwarfCompileUnit.h
index 90f74a3686ea..a8025f1d1521 100644
--- a/lib/CodeGen/AsmPrinter/DwarfCompileUnit.h
+++ b/lib/CodeGen/AsmPrinter/DwarfCompileUnit.h
@@ -32,9 +32,6 @@ class DwarfCompileUnit : public DwarfUnit {
   /// A numeric ID unique among all CUs in the module
   unsigned UniqueID;
 
-  /// Offset of the UnitDie from beginning of debug info section.
-  unsigned DebugInfoOffset = 0;
-
   /// The attribute index of DW_AT_stmt_list in the compile unit DIE, avoiding
   /// the need to search for it in applyStmtList.
   DIE::value_iterator StmtListValue;
@@ -84,8 +81,6 @@ public:
                    DwarfDebug *DW, DwarfFile *DWU);
 
   unsigned getUniqueID() const { return UniqueID; }
-  unsigned getDebugInfoOffset() const { return DebugInfoOffset; }
-  void setDebugInfoOffset(unsigned DbgInfoOff) { DebugInfoOffset = DbgInfoOff; }
 
   DwarfCompileUnit *getSkeleton() const {
     return Skeleton;
@@ -96,8 +91,16 @@ public:
   /// Apply the DW_AT_stmt_list from this compile unit to the specified DIE.
   void applyStmtList(DIE &D);
 
-  /// getOrCreateGlobalVariableDIE - get or create global variable DIE.
-  DIE *getOrCreateGlobalVariableDIE(const DIGlobalVariable *GV);
+  /// A pair of GlobalVariable and DIExpression.
+  struct GlobalExpr {
+    const GlobalVariable *Var;
+    const DIExpression *Expr;
+  };
+
+  /// Get or create global variable DIE.
+  DIE *
+  getOrCreateGlobalVariableDIE(const DIGlobalVariable *GV,
+                               ArrayRef<GlobalExpr> GlobalExprs);
 
   /// addLabelAddress - Add a dwarf label attribute data and value using
   /// either DW_FORM_addr or DW_FORM_GNU_addr_index.
@@ -176,7 +179,7 @@ public:
                               unsigned *ChildScopeCount = nullptr);
 
   /// \brief Construct a DIE for this subprogram scope.
-  void constructSubprogramScopeDIE(LexicalScope *Scope);
+  void constructSubprogramScopeDIE(const DISubprogram *Sub, LexicalScope *Scope);
 
   DIE *createAndAddScopeChildren(LexicalScope *Scope, DIE &ScopeDIE);
 
@@ -190,20 +193,15 @@ public:
   /// Set the skeleton unit associated with this unit.
   void setSkeleton(DwarfCompileUnit &Skel) { Skeleton = &Skel; }
 
-  const MCSymbol *getSectionSym() const {
-    assert(Section);
-    return Section->getBeginSymbol();
-  }
-
   unsigned getLength() {
     return sizeof(uint32_t) + // Length field
-        getHeaderSize() + UnitDie.getSize();
+        getHeaderSize() + getUnitDie().getSize();
   }
 
   void emitHeader(bool UseOffsets) override;
 
   MCSymbol *getLabelBegin() const {
-    assert(Section);
+    assert(getSection());
     return LabelBegin;
   }