[llvm-commits] [PATCH 2/5] Record a symbol's size which is needed for ELF symbol tables.

[Matt Fleming]

---
 include/llvm/MC/MCAssembler.h |   22 ++++++++++++++++++++++
 lib/MC/MCAssembler.cpp        |    3 ++-
 2 files changed, 24 insertions(+), 1 deletions(-)

diff --git a/include/llvm/MC/MCAssembler.h b/include/llvm/MC/MCAssembler.h
index 51f265d..c189a1d 100644
--- a/include/llvm/MC/MCAssembler.h
+++ b/include/llvm/MC/MCAssembler.h
@@ -24,6 +24,7 @@ namespace llvm {
 class raw_ostream;
 class MCAsmLayout;
 class MCAssembler;
+class MCBinaryExpr;
 class MCContext;
 class MCCodeEmitter;
 class MCExpr;
@@ -460,6 +461,10 @@ public:
   // common symbol can never get a definition.
   uint64_t CommonSize;
 
+  uint64_t SymbolSize;
+
+  const MCBinaryExpr *SizeSymbol;
+
   /// CommonAlign - The alignment of the symbol, if it is 'common'.
   //
   // FIXME: Pack this in with other fields?
@@ -517,6 +522,23 @@ public:
     return CommonSize;
   }
 
+  void setSize(uint64_t _SymbolSize) {
+    SymbolSize = _SymbolSize;
+  }
+
+  uint64_t getSize() {
+    return SymbolSize;
+  }
+
+  void setSizeSymbol(const MCBinaryExpr *SS) {
+    SizeSymbol = SS;
+  }
+
+  const MCBinaryExpr *getSizeSymbol() {
+    return SizeSymbol;
+  }
+
+
   /// getCommonAlignment - Return the alignment of a 'common' symbol.
   unsigned getCommonAlignment() const {
     assert(isCommon() && "Not a 'common' symbol!");
diff --git a/lib/MC/MCAssembler.cpp b/lib/MC/MCAssembler.cpp
index a284c2e..fe55e51 100644
--- a/lib/MC/MCAssembler.cpp
+++ b/lib/MC/MCAssembler.cpp
@@ -208,7 +208,8 @@ MCSymbolData::MCSymbolData(const MCSymbol &_Symbol, MCFragment *_Fragment,
                            uint64_t _Offset, MCAssembler *A)
   : Symbol(&_Symbol), Fragment(_Fragment), Offset(_Offset),
     IsExternal(false), IsPrivateExtern(false),
-    CommonSize(0), CommonAlign(0), Flags(0), Index(0)
+    CommonSize(0), SymbolSize(0), SizeSymbol(0), CommonAlign(0),
+    Flags(0), Index(0)
 {
   if (A)
     A->getSymbolList().push_back(this);
-- 
1.6.4.rc0