From 0b9675d631a33ecde9e11febea48a2c6551bfeec Mon Sep 17 00:00:00 2001
From: Jack Carter <jack.carter@imgtec.com>
Date: Mon, 4 Mar 2013 21:33:15 +0000
Subject: Mips specific inline assembler constraint 'R'

'R' An address that can be sued in a non-macro load or store.
This patch includes a positive test case.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176452 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/Mips/MipsISelLowering.cpp | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'lib/Target')

diff --git a/lib/Target/Mips/MipsISelLowering.cpp b/lib/Target/Mips/MipsISelLowering.cpp
index 310a82e..cbcc18c 100644
--- a/lib/Target/Mips/MipsISelLowering.cpp
+++ b/lib/Target/Mips/MipsISelLowering.cpp
@@ -3880,6 +3880,8 @@ getConstraintType(const std::string &Constraint) const
       case 'l':
       case 'x':
         return C_RegisterClass;
+      case 'R':
+        return C_Memory;
     }
   }
   return TargetLowering::getConstraintType(Constraint);
@@ -3928,6 +3930,9 @@ MipsTargetLowering::getSingleConstraintMatchWeight(
     if (isa<ConstantInt>(CallOperandVal))
       weight = CW_Constant;
     break;
+  case 'R':
+    weight = CW_Memory;
+    break;
   }
   return weight;
 }
-- 
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