tree.h (TREE_VECTOR_CST_ELTS): Remove.

2012-03-16  Richard Guenther  <rguenther@suse.de>

	* tree.h (TREE_VECTOR_CST_ELTS): Remove.
	(VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
	(struct tree_vector): Remove elements member, add variable size
	elts array member.
	(build_vector_stat): Declare.
	(build_vector): Define in terms of build_vector_stat.
	* tree.c (build_vector): Rename to ...
	(build_vector_stat): ... this.  Take array of trees as parameter.
	(build_vector_from_ctor): Adjust.
	(integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
	initializer_zerop): Adjust.
	* cfgexpand.c (expand_debug_expr): Likewise.
	* expr.c (categorize_ctor_elements_1, expand_expr_real_1,
	const_vector_from_tree): Likewise.
	* fold-const.c (const_binop, operand_equal_p, native_encode_vector,
	native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
	fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
	* tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
	(lto_input_ts_vector_tree_pointers): Adjust.
	* tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
	(write_ts_vector_tree_pointers): Adjust.
	* varasm.c (const_hash_1, compare_constant, copy_constant,
	output_constant): Adjust.
	* gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
	* print-tree.c (print_node): Adjust.
	* tree-pretty-print.c (dump_generic_node): Adjust.
	* tree-vect-generic.c (uniform_vector_p, vector_element,
	lower_vec_perm): Adjust.
	* tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
	* tree-vect-slp.c (vect_get_constant_vectors,
	vect_transform_slp_perm_load): Adjust.
	* tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
	* expmed.c (make_tree): Adjust.

	* config/i386/i386.c (ix86_expand_builtin): Adjust.
	* config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
	and implementation.
	(sparc_fold_builtin): Adjust.

	c-family/
	* c-pretty-print.c (pp_c_initializer_list): Adjust.

From-SVN: r185458

1 files changed, 8 insertions, 18 deletions

diff --git a/gcc/tree-vect-generic.c b/gcc/tree-vect-generic.c
index 83f1770..203f62c 100644
--- a/gcc/tree-vect-generic.c
+++ b/gcc/tree-vect-generic.c
@@ -334,7 +334,7 @@ expand_vector_addition (gimple_stmt_iterator *gsi,
 static tree
 uniform_vector_p (tree vec)
 {
-  tree first, t, els;
+  tree first, t;
   unsigned i;
 
   if (vec == NULL_TREE)
@@ -342,12 +342,9 @@ uniform_vector_p (tree vec)
 
   if (TREE_CODE (vec) == VECTOR_CST)
     {
-      els = TREE_VECTOR_CST_ELTS (vec);
-      first = TREE_VALUE (els);
-      els = TREE_CHAIN (els);
-
-      for (t = els; t; t = TREE_CHAIN (t))
-	if (!operand_equal_p (first, TREE_VALUE (t), 0))
+      first = VECTOR_CST_ELT (vec, 0);
+      for (i = 1; i < VECTOR_CST_NELTS (vec); ++i)
+	if (!operand_equal_p (first, VECTOR_CST_ELT (vec, i), 0))
 	  return NULL_TREE;
 
       return first;
@@ -556,14 +553,7 @@ vector_element (gimple_stmt_iterator *gsi, tree vect, tree idx, tree *ptmpvec)
 	}
 
       if (TREE_CODE (vect) == VECTOR_CST)
-        {
-	  unsigned i;
-	  tree vals = TREE_VECTOR_CST_ELTS (vect);
-	  for (i = 0; vals; vals = TREE_CHAIN (vals), ++i)
-	    if (i == index)
-	       return TREE_VALUE (vals);
-	  return build_zero_cst (vect_elt_type);
-        }
+	return VECTOR_CST_ELT (vect, index);
       else if (TREE_CODE (vect) == CONSTRUCTOR)
         {
           unsigned i;
@@ -640,10 +630,10 @@ lower_vec_perm (gimple_stmt_iterator *gsi)
   if (TREE_CODE (mask) == VECTOR_CST)
     {
       unsigned char *sel_int = XALLOCAVEC (unsigned char, elements);
-      tree vals = TREE_VECTOR_CST_ELTS (mask);
 
-      for (i = 0; i < elements; ++i, vals = TREE_CHAIN (vals))
-	sel_int[i] = TREE_INT_CST_LOW (TREE_VALUE (vals)) & (2 * elements - 1);
+      for (i = 0; i < elements; ++i)
+	sel_int[i] = (TREE_INT_CST_LOW (VECTOR_CST_ELT (mask, i))
+		      & (2 * elements - 1));
 
       if (can_vec_perm_p (TYPE_MODE (vect_type), false, sel_int))
 	return;