[PATCH][4.6] Dump TYPE_VECTOR_SUBPARTS

[Richard Guenther]

This adds TYPE_VECTOR_SUBPARTS as <n> suffix to vector types to
distinguish vector<4> float from vector<8> float in dumps as
can now happen with AVX.

Queued for 4.6.

Richard.

2010-03-03  Richard Guenther  <rguenther@suse.de>

	* tree-pretty-print.c (dump_generic_node): Dump
	TYPE_VECTOR_SUBPARTS.

Index: trunk/gcc/tree-pretty-print.c
===================================================================
*** trunk.orig/gcc/tree-pretty-print.c	2010-02-19 14:15:19.000000000 +0100
--- trunk/gcc/tree-pretty-print.c	2010-02-23 12:15:37.000000000 +0100
*************** dump_generic_node (pretty_printer *buffe
*** 695,701 ****
  	      }
  	    else if (TREE_CODE (node) == VECTOR_TYPE)
  	      {
! 		pp_string (buffer, "vector ");
  		dump_generic_node (buffer, TREE_TYPE (node), spc, flags, false);
  	      }
  	    else if (TREE_CODE (node) == INTEGER_TYPE)
--- 695,703 ----
  	      }
  	    else if (TREE_CODE (node) == VECTOR_TYPE)
  	      {
! 		pp_string (buffer, "vector<");
! 		pp_decimal_int (buffer, (int)TYPE_VECTOR_SUBPARTS (node));
! 		pp_string (buffer, "> ");
  		dump_generic_node (buffer, TREE_TYPE (node), spc, flags, false);
  	      }
  	    else if (TREE_CODE (node) == INTEGER_TYPE)