From 3d00eecc53b3b06eead0c5372ac38b0706650a18 Mon Sep 17 00:00:00 2001
From: Jim Grosbach <grosbach@apple.com>
Date: Thu, 5 Apr 2012 03:17:53 +0000
Subject: ARM assembly parsing for 'msr' plain 'cpsr' operand.

Plain 'cpsr' is an alias for 'cpsr_fc'.

rdar://11153753

llvm-svn: 154080
---
 llvm/lib/Target/ARM/AsmParser/ARMAsmParser.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'llvm/lib/Target/ARM')

diff --git a/llvm/lib/Target/ARM/AsmParser/ARMAsmParser.cpp b/llvm/lib/Target/ARM/AsmParser/ARMAsmParser.cpp
index 0729da1a8ea..a558a61592f 100644
--- a/llvm/lib/Target/ARM/AsmParser/ARMAsmParser.cpp
+++ b/llvm/lib/Target/ARM/AsmParser/ARMAsmParser.cpp
@@ -3328,7 +3328,8 @@ parseMSRMaskOperand(SmallVectorImpl<MCParsedAsmOperand*> &Operands) {
         FlagsVal = 8; // No flag
     }
   } else if (SpecReg == "cpsr" || SpecReg == "spsr") {
-    if (Flags == "all") // cpsr_all is an alias for cpsr_fc
+    // cpsr_all is an alias for cpsr_fc, as is plain cpsr.
+    if (Flags == "all" || Flags == "")
       Flags = "fc";
     for (int i = 0, e = Flags.size(); i != e; ++i) {
       unsigned Flag = StringSwitch<unsigned>(Flags.substr(i, 1))
-- 
cgit v1.2.3