r205330 - in /branches/gcc-4_8-branch/gcc: Chan...

[ebotcazou@gcc.gnu.org]

Author: ebotcazou
Date: Sun Nov 24 13:28:12 2013
New Revision: 205330

URL: http://gcc.gnu.org/viewcvs?rev=205330&root=gcc&view=rev
Log:
	Backport from mainline
	2013-08-09  Eric Botcazou  <ebotcazou@adacore.com>

	* configure.ac: Add GAS check for LEON instructions on SPARC.
	* configure: Regenerate.
	* config.in: Likewise.
	* config.gcc (with_cpu): Remove sparc-leon*-* and deal with LEON in the
	sparc*-*-* block.
	* config/sparc/sparc.opt (LEON, LEON3): New masks.
	* config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Set to AS_LEON_FLAG
	for LEON or LEON3.
	(ASM_CPU_SPEC): Pass AS_LEON_FLAG if -mcpu=leon or -mcpu=leon3.
	(AS_LEON_FLAG): New macro.
	* config/sparc/sparc.c (sparc_option_override): Set MASK_LEON for leon
	and MASK_LEON3 for leon3 and unset them if HAVE_AS_LEON is not defined.
	Deal with LEON and LEON3 for the memory model.
	* config/sparc/sync.md (atomic_compare_and_swap<mode>): Enable if LEON3
	(atomic_compare_and_swap<mode>_1): Likewise.
	(*atomic_compare_and_swap<mode>_1): Likewise.

Modified:
    branches/gcc-4_8-branch/gcc/ChangeLog
    branches/gcc-4_8-branch/gcc/config.gcc
    branches/gcc-4_8-branch/gcc/config.in
    branches/gcc-4_8-branch/gcc/config/sparc/sparc.c
    branches/gcc-4_8-branch/gcc/config/sparc/sparc.h
    branches/gcc-4_8-branch/gcc/config/sparc/sparc.opt
    branches/gcc-4_8-branch/gcc/config/sparc/sync.md
    branches/gcc-4_8-branch/gcc/configure
    branches/gcc-4_8-branch/gcc/configure.ac