add register pressure for CR regs

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@145816 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/PowerPC/PPCRegisterInfo.cpp b/lib/Target/PowerPC/PPCRegisterInfo.cpp
index 47ab442ce3ad13e2409365df07032fa22ed8d465..b13af819e7097c4ba675f75f0175cf3dac3f2085 100644 (file)
--- a/lib/Target/PowerPC/PPCRegisterInfo.cpp
+++ b/lib/Target/PowerPC/PPCRegisterInfo.cpp
@@ -291,6 +291,8 @@ PPCRegisterInfo::getRegPressureLimit(const TargetRegisterClass *RC,
   case PPC::F4RCRegClassID:
   case PPC::VRRCRegClassID:
     return 32 - DefaultSafety;
+  case PPC::CRRCRegClassID:
+    return 8 - DefaultSafety;
   }
 }