* [Boolean Vector, patch 4/5] Use boolean vectors in VEC_COND_EXPR
@ 2015-10-02 14:07 Ilya Enkovich
2015-10-09 20:53 ` Jeff Law
0 siblings, 1 reply; 2+ messages in thread
From: Ilya Enkovich @ 2015-10-02 14:07 UTC (permalink / raw)
To: gcc-patches
Hi,
This patch forces boolean vector usage in VEC_COND_EXPR generated by vectorizer. VEC_COND_EXPR expand is fixed appropriately.
Thanks,
Ilya
--
gcc/
2015-10-02 Ilya Enkovich <enkovich.gnu@gmail.com>
* optabs.c (expand_vec_cond_expr): Accept boolean vector as
condition operand.
* tree-vect-stmts.c (vectorizable_condition): Use boolean
vector type for vector comparison.
diff --git a/gcc/optabs.c b/gcc/optabs.c
index c49d66b..8d9d742 100644
--- a/gcc/optabs.c
+++ b/gcc/optabs.c
@@ -5365,16 +5365,17 @@ expand_vec_cond_expr (tree vec_cond_type, tree op0, tree op1, tree op2,
op0a = TREE_OPERAND (op0, 0);
op0b = TREE_OPERAND (op0, 1);
tcode = TREE_CODE (op0);
+ unsignedp = TYPE_UNSIGNED (TREE_TYPE (op0a));
}
else
{
/* Fake op0 < 0. */
- gcc_assert (!TYPE_UNSIGNED (TREE_TYPE (op0)));
+ gcc_assert (VECTOR_BOOLEAN_TYPE_P (TREE_TYPE (op0)));
op0a = op0;
op0b = build_zero_cst (TREE_TYPE (op0));
tcode = LT_EXPR;
+ unsignedp = false;
}
- unsignedp = TYPE_UNSIGNED (TREE_TYPE (op0a));
cmp_op_mode = TYPE_MODE (TREE_TYPE (op0a));
diff --git a/gcc/tree-vect-stmts.c b/gcc/tree-vect-stmts.c
index 2ff2827..e93f5ef 100644
--- a/gcc/tree-vect-stmts.c
+++ b/gcc/tree-vect-stmts.c
@@ -7384,10 +7384,7 @@ vectorizable_condition (gimple *stmt, gimple_stmt_iterator *gsi,
&& TREE_CODE (else_clause) != FIXED_CST)
return false;
- unsigned int prec = GET_MODE_BITSIZE (TYPE_MODE (TREE_TYPE (vectype)));
- /* The result of a vector comparison should be signed type. */
- tree cmp_type = build_nonstandard_integer_type (prec, 0);
- vec_cmp_type = get_same_sized_vectype (cmp_type, vectype);
+ vec_cmp_type = build_same_sized_truth_vector_type (comp_vectype);
if (vec_cmp_type == NULL_TREE)
return false;
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [Boolean Vector, patch 4/5] Use boolean vectors in VEC_COND_EXPR
2015-10-02 14:07 [Boolean Vector, patch 4/5] Use boolean vectors in VEC_COND_EXPR Ilya Enkovich
@ 2015-10-09 20:53 ` Jeff Law
0 siblings, 0 replies; 2+ messages in thread
From: Jeff Law @ 2015-10-09 20:53 UTC (permalink / raw)
To: Ilya Enkovich, gcc-patches
On 10/02/2015 08:07 AM, Ilya Enkovich wrote:
> Hi,
>
> This patch forces boolean vector usage in VEC_COND_EXPR generated by vectorizer. VEC_COND_EXPR expand is fixed appropriately.
>
> Thanks,
> Ilya
> --
> gcc/
>
> 2015-10-02 Ilya Enkovich <enkovich.gnu@gmail.com>
>
> * optabs.c (expand_vec_cond_expr): Accept boolean vector as
> condition operand.
> * tree-vect-stmts.c (vectorizable_condition): Use boolean
> vector type for vector comparison.
OK.
Jeff
^ permalink raw reply [flat|nested] 2+ messages in thread
end of thread, other threads:[~2015-10-09 20:53 UTC | newest]
Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2015-10-02 14:07 [Boolean Vector, patch 4/5] Use boolean vectors in VEC_COND_EXPR Ilya Enkovich
2015-10-09 20:53 ` Jeff Law
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).