Add AsmParser support for darwin tbss directive.

Nothing uses this yet.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@103757 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 9 insertions, 0 deletions

diff --git a/include/llvm/MC/MCParser/AsmParser.h b/include/llvm/MC/MCParser/AsmParser.h
index 7a78906..e668e64 100644
--- a/include/llvm/MC/MCParser/AsmParser.h
+++ b/include/llvm/MC/MCParser/AsmParser.h
@@ -136,6 +136,7 @@ private:
 
   bool ParseDirectiveComm(bool IsLocal); // ".comm" and ".lcomm"
   bool ParseDirectiveDarwinZerofill(); // Darwin specific ".zerofill"
+  bool ParseDirectiveDarwinTBSS(); // Darwin specific ".tbss"
 
   // Darwin specific ".subsections_via_symbols"
   bool ParseDirectiveDarwinSubsectionsViaSymbols();
diff --git a/include/llvm/MC/MCStreamer.h b/include/llvm/MC/MCStreamer.h
index 9e9f68a..400f4c0 100644
--- a/include/llvm/MC/MCStreamer.h
+++ b/include/llvm/MC/MCStreamer.h
@@ -188,6 +188,14 @@ namespace llvm {
     virtual void EmitZerofill(const MCSection *Section, MCSymbol *Symbol = 0,
                               unsigned Size = 0,unsigned ByteAlignment = 0) = 0;
 
+    /// EmitTBSSSymbol - Emit a thread local bss (.tbss) symbol.
+    ///
+    /// @param Symbol - The thread local common symbol to emit.
+    /// @param Size - The size of the symbol.
+    /// @param ByteAlignment - The alignment of the thread local common symbol
+    /// if non-zero.  This must be a power of 2 on some targets.
+    virtual void EmitTBSSSymbol(MCSymbol *Symbol, uint64_t Size,
+                                unsigned ByteAlignment = 0) = 0;
     /// @}
     /// @name Generating Data
     /// @{