PTX: Various stylistic and code readability changes recommended by Jim Grosbach.

[oota-llvm.git] / lib / Target / ARM / ARMRegisterInfo.td

diff --git a/lib/Target/ARM/ARMRegisterInfo.td b/lib/Target/ARM/ARMRegisterInfo.td
index 50f925944931c1d0c8a6db804ee90404b94907a7..036822d18ad2e16d422e63d7377c57e725ec9791 100644 (file)
--- a/lib/Target/ARM/ARMRegisterInfo.td
+++ b/lib/Target/ARM/ARMRegisterInfo.td
@@ -347,5 +347,6 @@ def QQQQPR : RegisterClass<"ARM", [v8i64], 256, (sequence "QQQQ%u", 0, 3)> {
 
 // Condition code registers.
 def CCR : RegisterClass<"ARM", [i32], 32, (add CPSR)> {
+  let CopyCost = -1;  // Don't allow copying of status registers.
   let isAllocatable = 0;
 }