r179342 - in /trunk/gcc: ChangeLog c-typeck.c c...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Thu Sep 29 11:29:03 2011
New Revision: 179342

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=179342
Log:
2011-09-29  Artjoms Sinkarovs <artyom.shinkaroff@gmail.com>

	* expr.c (do_store_flag): Expand vector comparison by
	building an appropriate VEC_COND_EXPR.
	* c-typeck.c (build_binary_op): Typecheck vector comparisons.
	(c_objc_common_truthvalue_conversion): Adjust.
	* tree-vect-generic.c (do_compare): Helper function.
	(expand_vector_comparison): Check if hardware supports
	vector comparison of the given type or expand vector
	piecewise.
	(expand_vector_operation): Treat comparison as binary
	operation of vector type.
	(expand_vector_operations_1): Adjust.

	* gcc.c-torture/execute/vector-compare-1.c: New testcase.
	* gcc.c-torture/execute/vector-compare-2.c: Likewise.
	* gcc.dg/vector-compare-1.c: Likewise.
	* gcc.dg/vector-compare-2.c: Likewise.

Added:
    trunk/gcc/testsuite/gcc.c-torture/execute/vector-compare-1.c
    trunk/gcc/testsuite/gcc.c-torture/execute/vector-compare-2.c
    trunk/gcc/testsuite/gcc.dg/vector-compare-1.c
    trunk/gcc/testsuite/gcc.dg/vector-compare-2.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/c-typeck.c
    trunk/gcc/config/i386/i386.c
    trunk/gcc/doc/extend.texi
    trunk/gcc/expr.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-vect-generic.c