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tree-vect-patterns.c (vect_pattern_recog_1): Use VECTOR_TYPE_P instead of VECTOR_MODE_P check.

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* tree-vect-patterns.c (vect_pattern_recog_1): Use VECTOR_TYPE_P instead
	of VECTOR_MODE_P check.
	* tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Allow single
	element vector types.


Co-Authored-By: Richard Biener <rguenther@suse.de>

From-SVN: r251538
This commit is contained in:
Jon Beniston 2017-08-30 16:16:37 +00:00 committed by Jon Beniston
parent 33845ca96b
commit 4c8fd8ac5b
3 changed files with 11 additions and 2 deletions
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8
gcc/ChangeLog
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@ -1,3 +1,11 @@
2017-08-30 Jon Beniston <jon@beniston.com>
Richard Biener <rguenther@suse.de>
* tree-vect-patterns.c (vect_pattern_recog_1): Use VECTOR_TYPE_P instead
of VECTOR_MODE_P check.
* tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Allow single
element vector types.
2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
* df.h (df_read_modify_subreg_p): Remove in favor of...

2
gcc/tree-vect-patterns.c
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@ -4152,7 +4152,7 @@ vect_pattern_recog_1 (vect_recog_func *recog_func,
loop_vinfo = STMT_VINFO_LOOP_VINFO (stmt_info);
if (VECTOR_BOOLEAN_TYPE_P (type_in)
|| VECTOR_MODE_P (TYPE_MODE (type_in)))
|| VECTOR_TYPE_P (type_in))
{
/* No need to check target support (already checked by the pattern
recognition function). */

3
gcc/tree-vect-stmts.c
View File

@ -9101,7 +9101,8 @@ get_vectype_for_scalar_type_and_size (tree scalar_type, unsigned size)
else
simd_mode = mode_for_vector (inner_mode, size / nbytes);
nunits = GET_MODE_SIZE (simd_mode) / nbytes;
if (nunits <= 1)
/* NOTE: nunits == 1 is allowed to support single element vector types. */
if (nunits < 1)
return NULL_TREE;
vectype = build_vector_type (scalar_type, nunits);