r211314 - in /trunk/gcc: ChangeLog config/aarch...

[jgreenhalgh@gcc.gnu.org]

Author: jgreenhalgh
Date: Fri Jun  6 13:16:40 2014
New Revision: 211314

URL: http://gcc.gnu.org/viewcvs?rev=211314&root=gcc&view=rev
Log:
[AArch64] Implement movmem for the benefit of inline memcpy

gcc/

	* config/aarch64/aarch64-protos.h (aarch64_expand_movmem): New.
	* config/aarch64/aarch64.c (aarch64_move_pointer): New.
	(aarch64_progress_pointer): Likewise.
	(aarch64_copy_one_part_and_move_pointers): Likewise.
	(aarch64_expand_movmen): Likewise.
	* config/aarch64/aarch64.h (MOVE_RATIO): Set low.
	* config/aarch64/aarch64.md (movmem<mode>): New.

gcc/testsuite/

	* gcc.dg/tree-ssa/pr42585.c: Skip for AArch64.
	* gcc.dg/tree-ssa/sra-12.c: Likewise.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/aarch64/aarch64-protos.h
    trunk/gcc/config/aarch64/aarch64.c
    trunk/gcc/config/aarch64/aarch64.h
    trunk/gcc/config/aarch64/aarch64.md
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.dg/tree-ssa/pr42585.c
    trunk/gcc/testsuite/gcc.dg/tree-ssa/sra-12.c