commit 880721b38b861d44af25b3384efffd69bbe47d0c
author Alan Leung <acleung@google.com> Mon May 16 21:12:33 2016 -0700
committer Jean-Philippe Lesot <jplesot@google.com> Thu May 19 08:27:19 2016 +0000
tree 815e5f69f6d0dcd19d2b3b3caecc60c06f3c607a
parent 005f9a73fbecdb8d0d05eb699d0f02d745110495

Enable boost-locked-region-priority

Enable jack.transformations.boost-locked-region-priority compiler pass
that had shown to increase performance in AmSlam by 10% or so.

bug: 28610549
Change-Id: If1b76787acd272882647ede7e831cb1ba376e578

services/core/Android.mk

diff --git a/services/core/Android.mk b/services/core/Android.mk
index 860f60a..b965ce3 100644
--- a/services/core/Android.mk
+++ b/services/core/Android.mk
@@ -24,4 +24,10 @@
     LOCAL_JACK_ENABLED := incremental
 endif
 
+LOCAL_JACK_FLAGS := \
+ -D jack.transformations.boost-locked-region-priority=true \
+ -D jack.transformations.boost-locked-region-priority.classname=com.android.server.am.ActivityManagerService \
+ -D jack.transformations.boost-locked-region-priority.request=com.android.server.am.ActivityManagerService\#boostPriorityForLockedSection \
+ -D jack.transformations.boost-locked-region-priority.reset=com.android.server.am.ActivityManagerService\#resetPriorityAfterLockedSection
+
 include $(BUILD_STATIC_JAVA_LIBRARY)