Author: lattner
Date: Mon Dec 24 13:32:55 2007
New Revision: 45344
URL: http://llvm.org/viewvc/llvm-project?rev=45344&view=rev
Log:
add a -backedge-hack llc-beta option to codegenprepare.
When specified, don't split backedges of single-bb loops.
This helps address PR1877
Modified:
test-suite/trunk/Makefile.programs
Modified: test-suite/trunk/Makefile.programs
URL:
http://llvm.org/viewvc/llvm-project/test-suite/trunk/Makefile.programs?rev=45344&r1=45343&r2=45344&view=diff
==============================================================================
--- test-suite/trunk/Makefile.programs (original)
+++ test-suite/trunk/Makefile.programs Mon Dec 24 13:32:55 2007
@@ -222,7 +222,8 @@
LLCBETAOPTION := -sched=simple
endif
ifeq ($(ARCH),x86)
-LLCBETAOPTION := -new-coalescer-heuristic=true
+LLCBETAOPTION := -backedge-hack
+#LLCBETAOPTION := -new-coalescer-heuristic=true
#-tailcallopt
#-regalloc=local -fast
#-disable-rematerialization
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