re PR tree-optimization/50162 (Wrong vectorization)

2011-08-23 Richard Guenther <rguenther@suse.de> PR tree-optimization/50162 * tree-vect-stmts.c (vectorizable_call): Fix argument lookup. From-SVN: r177984

re PR tree-optimization/50162 (Wrong vectorization)
2011-08-23 Richard Guenther <rguenther@suse.de> PR tree-optimization/50162 * tree-vect-stmts.c (vectorizable_call): Fix argument lookup. From-SVN: r177984
336ecb65 · Richard Guenther · Richard Biener · b8324815 · 336ecb65 · 336ecb65
Commit 336ecb65 authored Aug 23, 2011 by Richard Guenther Committed by Richard Biener Aug 23, 2011
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gcc/ChangeLog
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gcc/tree-vect-stmts.c
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--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
 2011-08-23  Richard Guenther  <rguenther@suse.de>

+	PR tree-optimization/50162
+	* tree-vect-stmts.c (vectorizable_call): Fix argument lookup.
+
+2011-08-23  Richard Guenther  <rguenther@suse.de>
+
 	* tree-data-ref.c (dr_analyze_indices): Add comments, handle
 	REALPART_EXPR and IMAGPART_EXPR similar to ARRAY_REFs.
 	(create_data_ref): Also dump access functions for the created

--- a/gcc/tree-vect-stmts.c
+++ b/gcc/tree-vect-stmts.c
@@ -1697,7 +1697,7 @@ vectorizable_call (gimple stmt, gimple_stmt_iterator *gsi, gimple *vec_stmt)
 		}
 	      else
 		{
-		  vec_oprnd1 = gimple_call_arg (new_stmt, 2*i);
+		  vec_oprnd1 = gimple_call_arg (new_stmt, 2*i + 1);
 		  vec_oprnd0
 		    = vect_get_vec_def_for_stmt_copy (dt[i], vec_oprnd1);
 		  vec_oprnd1