r235813 - in /trunk/gcc: ChangeLog builtins.c b...

[jakub@gcc.gnu.org]

Author: jakub
Date: Tue May  3 11:37:25 2016
New Revision: 235813

URL: https://gcc.gnu.org/viewcvs?rev=235813&root=gcc&view=rev
Log:
	PR target/49244
	* tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
	(optimize_atomic_bit_test_and): New function.
	(pass_fold_builtins::execute): Use it.
	* optabs.def (atomic_bit_test_and_set_optab,
	atomic_bit_test_and_complement_optab,
	atomic_bit_test_and_reset_optab): New optabs.
	* internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
	ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
	* builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
	* builtins.c (expand_ifn_atomic_bit_test_and): New function.
	* internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
	expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
	expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
	* doc/md.texi (atomic_bit_test_and_set@var{mode},
	atomic_bit_test_and_complement@var{mode},
	atomic_bit_test_and_reset@var{mode}): Document.
	* config/i386/sync.md (atomic_bit_test_and_set<mode>,
	atomic_bit_test_and_complement<mode>,
	atomic_bit_test_and_reset<mode>): New expanders.
	(atomic_bit_test_and_set<mode>_1,
	atomic_bit_test_and_complement<mode>_1,
	atomic_bit_test_and_reset<mode>_1): New insns.

	* gcc.target/i386/pr49244-1.c: New test.
	* gcc.target/i386/pr49244-2.c: New test.

Added:
    trunk/gcc/testsuite/gcc.target/i386/pr49244-1.c
    trunk/gcc/testsuite/gcc.target/i386/pr49244-2.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/builtins.c
    trunk/gcc/builtins.h
    trunk/gcc/config/i386/sync.md
    trunk/gcc/doc/md.texi
    trunk/gcc/internal-fn.c
    trunk/gcc/internal-fn.def
    trunk/gcc/optabs.def
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-ccp.c