From 4f3fb6d08be511a277f92279e803ae6e95b00126 Mon Sep 17 00:00:00 2001
From: Jakob Stoklund Olesen <stoklund@2pi.dk>
Date: Thu, 2 Jun 2011 23:07:24 +0000
Subject: Flag unallocatable register classes instead of giving them empty
 allocation orders.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132509 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/ARM/ARMRegisterInfo.td | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'lib/Target/ARM/ARMRegisterInfo.td')

diff --git a/lib/Target/ARM/ARMRegisterInfo.td b/lib/Target/ARM/ARMRegisterInfo.td
index 962158580c..99418733c3 100644
--- a/lib/Target/ARM/ARMRegisterInfo.td
+++ b/lib/Target/ARM/ARMRegisterInfo.td
@@ -540,4 +540,6 @@ def QQQQPR : RegisterClass<"ARM", [v8i64],
 }
 
 // Condition code registers.
-def CCR : RegisterClass<"ARM", [i32], 32, [CPSR]>;
+def CCR : RegisterClass<"ARM", [i32], 32, [CPSR]> {
+  let isAllocatable = 0;
+}
-- 
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