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Check non-strictly vect_internal_def internal defs in integer_type_for_mask

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We are missing masks produced by inductions or reductions otherwise.

	* tree-vect-patterns.cc (integer_type_for_mask): Only
	reject vect_external_defs.
This commit is contained in:
Richard Biener
2025-10-08 09:19:50 +02:00
committed by Richard Biener
parent 8ba0bb5a4d
commit 94f203a369
1 changed files with 4 additions and 2 deletions
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6
gcc/tree-vect-patterns.cc
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@@ -5452,8 +5452,10 @@ integer_type_for_mask (tree var, vec_info *vinfo)
if (!VECT_SCALAR_BOOLEAN_TYPE_P (TREE_TYPE (var)))
return NULL_TREE;
stmt_vec_info def_stmt_info = vect_get_internal_def (vinfo, var);
if (!def_stmt_info || !vect_use_mask_type_p (def_stmt_info))
stmt_vec_info def_stmt_info = vinfo->lookup_def (var);
if (!def_stmt_info
|| STMT_VINFO_DEF_TYPE (def_stmt_info) == vect_external_def
|| !vect_use_mask_type_p (def_stmt_info))
return NULL_TREE;
return build_nonstandard_integer_type (def_stmt_info->mask_precision, 1);