2012-08-10 Richard Guenther <rguenther@suse.de>

	* tree-ssa-pre.c (pretemp, storetemp, prephitemp): Remove.
	(need_creation): Remove.
	(get_representative_for): Use anonymous named SSA names.
	(create_expression_by_pieces): Likewise.
	(insert_into_preds_of_block): Likewise.
	(init_pre): Do not init removed vars.
	(fini_pre): Do not free need_creation.
	* tree-ssa-forwprop.c (simplify_bitwise_binary): Use anonymous
	SSA names.
	* tree-ssa-loop-manip.c (create_iv): Likewise.
	* value-prof.c (gimple_divmod_fixed_value): Likewise.
	(gimple_mod_pow2): Likewise.
	(gimple_mod_subtract): Likewise.
	(gimple_ic): Likewise.
	(gimple_stringop_fixed_value): Likewise.
	* tree-ssa-phiopt.c (condstoretemp): Remove.
	(tree_ssa_phiopt_worker): Use anonymous named SSA names.
	(conditional_replacement): Likewise.
	(abs_replacement): Likewise.
	(cond_store_replacement): Likewise.
	(cond_if_else_store_replacement_1): Likewise.
	* tree-ssa-loop-im.c (rewrite_reciprocal): Likewise.
	(rewrite_bittest): Likewise.
	* tree-ssa-reassoc.c (build_and_add_sum): Get type from callers
	and build anonymous SSA names.
	(undistribute_ops_list): Adjust.
	(eliminate_redundant_comparison): Use anonymous SSA names.
	(rewrite_expr_tree_parallel): Likewise.
	(get_reassoc_pow_ssa_name): Remove.
	(attempt_builtin_powi): Adjust.
	(reassociate_bb): Likewise.
	* tree-ssa-strlen.c (get_string_length): Use anonymous SSA names.
	* tree-switch-conversion.c (emit_case_bit_tests): Likewise.
	(build_arrays): Likewise.
	* tree-tailcall.c (adjust_return_value_with_ops): Likewise.
	(create_tailcall_accumulator): Likewise.
	* tree-vect-generic.c (expand_vector_divmod): Likewise.
	* tree-profile.c (gcov_type_tmp_var): Remove.
	(gimple_init_edge_profiler): Do not initialize it and use anonymous
	SSA names.
	(gimple_gen_ic_profiler): Likewise.
	(tree_profiling): Adjust.
	* tree-sra.c (build_ref_for_offset): Use anonymous SSA names.
	* tree-ssa-math-opts.c (execute_cse_sincos_1): Likewise.
	(powi_as_mults_1): Likewise.
	(powi_as_mults): Likewise.
	(build_and_insert_call): Adjust.
	(build_and_insert_binop): Likewise.
	(build_and_insert_ref): Likewise.
	(build_and_insert_cast): Likewise.
	(gimple_expand_builtin_pow): Likewise.
	(gimple_expand_builtin_cabs): Likewise.
	(execute_optimize_bswap): Use anonymous SSA names.
	(convert_mult_to_widen): Likewise.
	(convert_plusminus_to_widen): Likewise.
	* tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
	* tree-ssa-propagate.c (update_call_from_tree): Likewise.
	* tree-if-conv.c (ifc_temp_var): Likewise.
	* tree-loop-distribution.c (generate_memset_builtin): Likewise.
	* tree-parloops.c (take_address_of): Likewise.
	* tree-vect-data-refs.c (vect_permute_store_chain): Likewise.
	(vect_permute_load_chain): Likewise.
	* tree-vect-loop-manip.c (vect_create_cond_for_align_checks): Likewise.
	* tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
	(vect_handle_widen_op_by_const): Likewise.
	(vect_operation_fits_smaller_type): Likewise.
	(vect_recog_over_widening_pattern): Likewise.
	* tree-vect-stmts.c (vect_init_vector): Likewise.
	* tree-vrp.c (simplify_truth_ops_using_ranges): Likewise.
	(simplify_float_conversion_using_ranges): Likewise.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@190288 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 3 insertions, 7 deletions

diff --git a/gcc/tree-switch-conversion.c b/gcc/tree-switch-conversion.c
index 4336e5cc592..df88ddf77e8 100644
--- a/gcc/tree-switch-conversion.c
+++ b/gcc/tree-switch-conversion.c
@@ -424,15 +424,13 @@ emit_case_bit_tests (gimple swtch, tree index_expr,
     }
 
   /* csui = (1 << (word_mode) idx) */
-  tmp = create_tmp_var (word_type_node, "csui");
-  csui = make_ssa_name (tmp, NULL);
+  csui = make_ssa_name (word_type_node, NULL);
   tmp = fold_build2 (LSHIFT_EXPR, word_type_node, word_mode_one,
 		     fold_convert (word_type_node, idx));
   tmp = force_gimple_operand_gsi (&gsi, tmp,
 				  /*simple=*/false, NULL_TREE,
 				  /*before=*/true, GSI_SAME_STMT);
   shift_stmt = gimple_build_assign (csui, tmp);
-  SSA_NAME_DEF_STMT (csui) = shift_stmt;
   gsi_insert_before (&gsi, shift_stmt, GSI_SAME_STMT);
   update_stmt (shift_stmt);
 
@@ -1090,7 +1088,7 @@ static void
 build_arrays (gimple swtch, struct switch_conv_info *info)
 {
   tree arr_index_type;
-  tree tidx, sub, tmp, utype;
+  tree tidx, sub, utype;
   gimple stmt;
   gimple_stmt_iterator gsi;
   int i;
@@ -1106,15 +1104,13 @@ build_arrays (gimple swtch, struct switch_conv_info *info)
     utype = lang_hooks.types.type_for_mode (TYPE_MODE (utype), 1);
 
   arr_index_type = build_index_type (info->range_size);
-  tmp = create_tmp_var (utype, "csui");
-  tidx = make_ssa_name (tmp, NULL);
+  tidx = make_ssa_name (utype, NULL);
   sub = fold_build2_loc (loc, MINUS_EXPR, utype,
 			 fold_convert_loc (loc, utype, info->index_expr),
 			 fold_convert_loc (loc, utype, info->range_min));
   sub = force_gimple_operand_gsi (&gsi, sub,
 				  false, NULL, true, GSI_SAME_STMT);
   stmt = gimple_build_assign (tidx, sub);
-  SSA_NAME_DEF_STMT (tidx) = stmt;
 
   gsi_insert_before (&gsi, stmt, GSI_SAME_STMT);
   update_stmt (stmt);