From: Hal Finkel <hfinkel@anl.gov>
Date: Wed, 7 Dec 2011 06:33:57 +0000 (+0000)
Subject: set mayStore and mayLoad on CR pseudos
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=ae37cd0a37ccbdf6ca2ddcc18079b1454d784eb4;p=oota-llvm.git

set mayStore and mayLoad on CR pseudos

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146022 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/PowerPC/PPCInstrInfo.td b/lib/Target/PowerPC/PPCInstrInfo.td
index ec54867d494..5b1a1c8526c 100644
--- a/lib/Target/PowerPC/PPCInstrInfo.td
+++ b/lib/Target/PowerPC/PPCInstrInfo.td
@@ -399,12 +399,14 @@ let usesCustomInserter = 1,    // Expanded after instruction selection.
 
 // SPILL_CR - Indicate that we're dumping the CR register, so we'll need to
 // scavenge a register for it.
-def SPILL_CR : Pseudo<(outs), (ins GPRC:$cond, memri:$F),
+let mayStore = 1 in
+def SPILL_CR : Pseudo<(outs), (ins CRRC:$cond, memri:$F),
                      "", []>;
 
 // RESTORE_CR - Indicate that we're restoring the CR register (previously
 // spilled), so we'll need to scavenge a register for it.
-def RESTORE_CR : Pseudo<(outs GPRC:$cond), (ins memri:$F),
+let mayLoad = 1 in
+def RESTORE_CR : Pseudo<(outs CRRC:$cond), (ins memri:$F),
                      "", []>;
 
 let isTerminator = 1, isBarrier = 1, PPC970_Unit = 7 in {