From 3816d43a9aa24a98aa4749e6271f02c4ff63ee68 Mon Sep 17 00:00:00 2001
From: Venkatraman Govindaraju <venkatra@cs.wisc.edu>
Date: Thu, 26 Sep 2013 14:49:40 +0000
Subject: Implements parsing and emitting of .cfi_window_save in MC.

llvm-svn: 191431
---
 llvm/lib/MC/MCDwarf.cpp | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'llvm/lib/MC/MCDwarf.cpp')

diff --git a/llvm/lib/MC/MCDwarf.cpp b/llvm/lib/MC/MCDwarf.cpp
index f47553204b2..1e5c2e34c48 100644
--- a/llvm/lib/MC/MCDwarf.cpp
+++ b/llvm/lib/MC/MCDwarf.cpp
@@ -959,6 +959,10 @@ void FrameEmitterImpl::EmitCFIInstruction(MCStreamer &Streamer,
     Streamer.EmitULEB128IntValue(Reg2);
     return;
   }
+  case MCCFIInstruction::OpWindowSave: {
+    Streamer.EmitIntValue(dwarf::DW_CFA_GNU_window_save, 1);
+    return;
+  }
   case MCCFIInstruction::OpUndefined: {
     unsigned Reg = Instr.getRegister();
     if (VerboseAsm) {
-- 
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