r235639 - in /trunk/gcc: ChangeLog testsuite/Ch...

[ienkovich@gcc.gnu.org]

Author: ienkovich
Date: Fri Apr 29 13:27:24 2016
New Revision: 235639

URL: https://gcc.gnu.org/viewcvs?rev=235639&root=gcc&view=rev
Log:
gcc/

	* tree-vect-loop.c (vect_transform_loop): Fix
	nb_iterations_upper_bound computation for vectorized loop.

gcc/testsuite/

	* gcc.target/i386/vect-unpack-2.c (avx512bw_test): Avoid
	optimization of vector loop.
	* gcc.target/i386/vect-unpack-3.c: New test.
	* gcc.dg/vect/vect-nb-iter-ub-1.c: New test.
	* gcc.dg/vect/vect-nb-iter-ub-2.c: New test.
	* gcc.dg/vect/vect-nb-iter-ub-3.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/vect/vect-nb-iter-ub-1.c
    trunk/gcc/testsuite/gcc.dg/vect/vect-nb-iter-ub-2.c
    trunk/gcc/testsuite/gcc.dg/vect/vect-nb-iter-ub-3.c
    trunk/gcc/testsuite/gcc.target/i386/vect-unpack-3.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.target/i386/vect-unpack-2.c
    trunk/gcc/tree-vect-loop.c