9e55e44c858 - platform/libcore

commit	9e55e44c858bb00b911d72f66feb791276775b6b	[log] [tgz]
author	Michael C Berg <michael.c.berg@intel.com>	Wed Apr 01 18:07:50 2015 -0700
committer	Vladimir Kozlov <kvn@openjdk.org>	Wed Apr 01 18:07:50 2015 -0700
tree	99b1b975c4f2bc39e7c39894a26ea509b2c04b1b
parent	7c5d30b0e30786e6dfcba353b628967cff25a08b [diff]

8074981: Integer/FP scalar reduction optimization

Add scalar reduction optimization to C2 to take advantage of vector instructions in modern x86 CPUs.

Reviewed-by: kvn, twisti

hotspot/make/build.sh[diff]
hotspot/src/cpu/x86/vm/assembler_x86.cpp[diff]
hotspot/src/cpu/x86/vm/assembler_x86.hpp[diff]
hotspot/src/cpu/x86/vm/x86.ad[diff]
hotspot/src/share/vm/adlc/formssel.cpp[diff]
hotspot/src/share/vm/opto/c2_globals.hpp[diff]
hotspot/src/share/vm/opto/classes.hpp[diff]
hotspot/src/share/vm/opto/compile.cpp[diff]
hotspot/src/share/vm/opto/loopTransform.cpp[diff]
hotspot/src/share/vm/opto/loopnode.hpp[diff]
hotspot/src/share/vm/opto/node.hpp[diff]
hotspot/src/share/vm/opto/superword.cpp[diff]
hotspot/src/share/vm/opto/superword.hpp[diff]
hotspot/src/share/vm/opto/vectornode.cpp[diff]
hotspot/src/share/vm/opto/vectornode.hpp[diff]
hotspot/src/share/vm/runtime/vmStructs.cpp[diff]
hotspot/test/compiler/loopopts/superword/ProdRed_Double.java[Added - diff]
hotspot/test/compiler/loopopts/superword/ProdRed_Float.java[Added - diff]
hotspot/test/compiler/loopopts/superword/ProdRed_Int.java[Added - diff]
hotspot/test/compiler/loopopts/superword/SumRed_Double.java[Added - diff]
hotspot/test/compiler/loopopts/superword/SumRed_Float.java[Added - diff]
hotspot/test/compiler/loopopts/superword/SumRed_Int.java[Added - diff]

22 files changed

tree: 99b1b975c4f2bc39e7c39894a26ea509b2c04b1b