# HG changeset patch
# User serb
# Date 1482934292 -10800
# Node ID cf17b8a17dc0b0abd5fdbe88b0726df4bc390738
# Parent  66a49615076d4a1da101de3e8ed2d47c44fd869d
8140266: Performance loss between jdk8 and jdk9 on Maskfill
Reviewed-by: prr, erikj, lbourges

diff -r 66a49615076d -r cf17b8a17dc0 jdk/make/lib/Awt2dLibraries.gmk
--- a/jdk/make/lib/Awt2dLibraries.gmk	Wed Dec 28 12:43:57 2016 +0300
+++ b/jdk/make/lib/Awt2dLibraries.gmk	Wed Dec 28 17:11:32 2016 +0300
@@ -222,6 +222,8 @@
 # applies to debug builds.
 ifeq ($(TOOLCHAIN_TYPE), gcc)
   BUILD_LIBAWT_debug_mem.c_CFLAGS := -w
+  # This option improves performance of MaskFill in Java2D by 20% for some gcc
+  LIBAWT_CFLAGS += -fgcse-after-reload
 endif
 
 $(eval $(call SetupNativeCompilation,BUILD_LIBAWT, \