[Bug tree-optimization/80457] vectorizable_condition does not update the vectorizer cost model

[wschmidt at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80457

--- Comment #5 from Bill Schmidt <wschmidt at gcc dot gnu.org> ---
Author: wschmidt
Date: Tue May 16 20:18:05 2017
New Revision: 248130

URL: https://gcc.gnu.org/viewcvs?rev=248130&root=gcc&view=rev
Log:
[gcc]

2017-05-16  James Greenhalgh  <james.greenha...@arm.com>
            Bill Schmidt  <wschm...@linux.vnet.ibm.com>

        PR tree-optimization/80457
        * tree-vect-stmts.c (vect_model_simple_cost): Model the cost
        of all arguments to a statement as scalar_to_vec operations.
        (vectorizable_call): Adjust call to vect_model_simple_cost for
        new parameter.
        (vectorizable_conversion): Likewise.
        (vectorizable_assignment): Likewise.
        (vectorizable_shift): Likewise.
        (vectorizable_operation): Likewise.
        (vectorizable_comparison): Likewise.
        (vect_is_simple_cond): Record the def types for operands.
        (vectorizable_condition): Likewise, call vect_model_simple_cost.
        * tree-vectorizer.h (vect_model_simple_cost): Add new parameter
        for statement argument count.

[gcc/testsuite]

2017-05-16  James Greenhalgh  <james.greenha...@arm.com>
            Bill Schmidt  <wschm...@linux.vnet.ibm.com>

        PR tree-optimization/80457
        * gcc.target/powerpc/pr78604.c: Verify that vectorized COND_EXPRs
        call vect_model_simple_cost.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.target/powerpc/pr78604.c
    trunk/gcc/tree-vect-stmts.c
    trunk/gcc/tree-vectorizer.h