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r189504 - in /trunk/gcc: ChangeLog config/cris/...

From: hp at gcc dot gnu dot org
To: gcc-cvs at gcc dot gnu dot org
Date: Mon, 16 Jul 2012 03:18:24 -0000
Subject: r189504 - in /trunk/gcc: ChangeLog config/cris/...

Author: hp
Date: Mon Jul 16 03:18:23 2012
New Revision: 189504

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=189504
Log:
	* config/cris/cris.c (cris_init_libfuncs): Handle initialization
	of library functions for basic atomic compare-and-swap.
	* config/cris/cris.h (TARGET_ATOMICS_MAY_CALL_LIBFUNCS): New macro.
	* config/cris/cris.opt (munaligned-atomic-may-use-library): New
	option.
	* config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>")
	("cris_atomic_fetch_<atomic_op_name><mode>_1")
	("atomic_compare_and_swap<mode>")
	("cris_atomic_compare_and_swap<mode>_1"): Make
	conditional on TARGET_ATOMICS_MAY_CALL_LIBFUNCS for
	sizes larger than byte.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/cris/cris.c
    trunk/gcc/config/cris/cris.h
    trunk/gcc/config/cris/cris.opt
    trunk/gcc/config/cris/sync.md

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