re PR tree-optimization/46126 (Revision 165777 failed to build 254.gap in SPEC CPU 2K)

	PR tree-optimization/46126
	* tree-vect-stmts.c (vect_analyze_stmt): Pass NODE to
	vectorizable_shift in case of basic block vectorization.

From-SVN: r165825

gcc/ChangeLog

+2010-10-22  Ira Rosen  <irar@il.ibm.com>
+
+	PR tree-optimization/46126
+	* tree-vect-stmts.c (vect_analyze_stmt): Pass NODE to
+	vectorizable_shift in case of basic block vectorization.
+
 2010-10-22  Joseph Myers  <joseph@codesourcery.com>
 
 	* target.h (enum opt_levels, struct default_options): New.

gcc/testsuite/ChangeLog

+2010-10-22  Ira Rosen  <irar@il.ibm.com>
+
+	PR tree-optimization/46126
+	* gcc.dg/vect/pr46126.c: New.
+
 2010-10-21  Iain Sandoe  <iains@gcc.gnu.org>
 
 	Based on the CFString implementation in FSF apple/trunk branch.

gcc/testsuite/gcc.dg/vect/pr46126.c

+/* { dg-do compile } */
+
+typedef struct TypHeader {
+     struct TypHeader * * ptr;
+     unsigned char type;
+ } * TypHandle;
+ extern TypHandle (* EvTab[81]) ( TypHandle hd );
+ TypHandle FunApplyRel ( TypHandle hdCall )
+ {
+     TypHandle hdApp;
+     TypHandle * ptApp;
+     long lp;
+     long lc;
+     hdApp = ((long)(((TypHandle*)((hdCall)->ptr))[1])&1 ?
+(((TypHandle*)((hdCall)->ptr))[1]) : (*
+EvTab[(((long)(((TypHandle*)((hdCall)->ptr))[1]) & 1) ? 1 :
+((((TypHandle*)((hdCall)->ptr))[1])->type))])((((TypHandle*)((hdCall)->ptr))[1])));
+     ptApp = ((TypHandle*)((hdApp)->ptr));
+     ptApp[1] = ((TypHandle) (((long)(lp) << 2) + 1));
+     ptApp[2] = ((TypHandle) (((long)(lc) << 2) + 1));
+ }
+
+/* { dg-final { cleanup-tree-dump "vect" } } */

gcc/tree-vect-stmts.c

@@ -4663,7 +4663,7 @@ vect_analyze_stmt (gimple stmt, bool *need_to_vectorize, slp_tree node)
     else
       {
         if (bb_vinfo)
-          ok = (vectorizable_shift (stmt, NULL, NULL, NULL)
+          ok = (vectorizable_shift (stmt, NULL, NULL, node)
                 || vectorizable_operation (stmt, NULL, NULL, node)
                 || vectorizable_assignment (stmt, NULL, NULL, node)
                 || vectorizable_load (stmt, NULL, NULL, node, NULL)