Remove -post-RA-schedule flag and add a TargetSubtarget method to enable post-register-allocation scheduling. By default it is off. For ARM, enable/disable with -mattr=+/-postrasched. Enable by default for cortex-a8.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@83122 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARMSubtarget.cpp b/lib/Target/ARM/ARMSubtarget.cpp
index f5723ea..b46bd0c 100644
--- a/lib/Target/ARM/ARMSubtarget.cpp
+++ b/lib/Target/ARM/ARMSubtarget.cpp
@@ -29,6 +29,7 @@
, UseNEONForSinglePrecisionFP(false)
, IsThumb(isThumb)
, ThumbMode(Thumb1)
+ , PostRAScheduler(false)
, IsR9Reserved(ReserveR9)
, stackAlignment(4)
, CPUString("generic")