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tree-vect-slp.c (vect_detect_hybrid_slp_2): Match up what we consider a relevant use stmt with vect_detect_hybrid_slp_stmts. 

2017-06-02  Richard Biener  <rguenther@suse.de>

	* tree-vect-slp.c (vect_detect_hybrid_slp_2): Match up
	what we consider a relevant use stmt with vect_detect_hybrid_slp_stmts.

From-SVN: r248825
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Richard Biener 2017-06-02 13:11:11 +00:00 committed by Richard Biener
parent bd53b2574d
commit 9186a9d353
2 changed files with 13 additions and 1 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2017-06-02 Richard Biener <rguenther@suse.de>
* tree-vect-slp.c (vect_detect_hybrid_slp_2): Match up
what we consider a relevant use stmt with vect_detect_hybrid_slp_stmts.
2017-06-02 Richard Biener <rguenther@suse.de> 2017-06-02 Richard Biener <rguenther@suse.de>
PR tree-optimization/80948 PR tree-optimization/80948

9
gcc/tree-vect-slp.c
View File

@ -2245,9 +2245,16 @@ static tree
vect_detect_hybrid_slp_2 (gimple_stmt_iterator *gsi, bool *handled, vect_detect_hybrid_slp_2 (gimple_stmt_iterator *gsi, bool *handled,
walk_stmt_info *) walk_stmt_info *)
{ {
stmt_vec_info use_vinfo = vinfo_for_stmt (gsi_stmt (*gsi));
/* If the stmt is in a SLP instance then this isn't a reason /* If the stmt is in a SLP instance then this isn't a reason
to mark use definitions in other SLP instances as hybrid. */ to mark use definitions in other SLP instances as hybrid. */
if (STMT_SLP_TYPE (vinfo_for_stmt (gsi_stmt (*gsi))) != loop_vect) if (! STMT_SLP_TYPE (use_vinfo)
&& (STMT_VINFO_RELEVANT (use_vinfo)
|| VECTORIZABLE_CYCLE_DEF (STMT_VINFO_DEF_TYPE (use_vinfo)))
&& ! (gimple_code (gsi_stmt (*gsi)) == GIMPLE_PHI
&& STMT_VINFO_DEF_TYPE (use_vinfo) == vect_reduction_def))
;
else
*handled = true; *handled = true;
return NULL_TREE; return NULL_TREE;
} }