tree-ssa-pre.c (pretemp, [...]): Remove.

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.

From-SVN: r190288

1 files changed, 3 insertions, 9 deletions

diff --git a/gcc/tree-vrp.c b/gcc/tree-vrp.c
index a5b583b..eb6402b 100644
--- a/gcc/tree-vrp.c
+++ b/gcc/tree-vrp.c
@@ -8042,13 +8042,9 @@ simplify_truth_ops_using_ranges (gimple_stmt_iterator *gsi, gimple stmt)
   /* For A != B we substitute A ^ B.  Either with conversion.  */
   else if (need_conversion)
     {
-      gimple newop;
-      tree tem = create_tmp_reg (TREE_TYPE (op0), NULL);
-      newop = gimple_build_assign_with_ops (BIT_XOR_EXPR, tem, op0, op1);
-      tem = make_ssa_name (tem, newop);
-      gimple_assign_set_lhs (newop, tem);
+      tree tem = make_ssa_name (TREE_TYPE (op0), NULL);
+      gimple newop = gimple_build_assign_with_ops (BIT_XOR_EXPR, tem, op0, op1);
       gsi_insert_before (gsi, newop, GSI_SAME_STMT);
-      update_stmt (newop);
       gimple_assign_set_rhs_with_ops (gsi, NOP_EXPR, tem, NULL_TREE);
     }
   /* Or without.  */
@@ -8707,11 +8703,9 @@ simplify_float_conversion_using_ranges (gimple_stmt_iterator *gsi, gimple stmt)
 
   /* It works, insert a truncation or sign-change before the
      float conversion.  */
-  tem = create_tmp_var (build_nonstandard_integer_type
+  tem = make_ssa_name (build_nonstandard_integer_type
 			  (GET_MODE_PRECISION (mode), 0), NULL);
   conv = gimple_build_assign_with_ops (NOP_EXPR, tem, rhs1, NULL_TREE);
-  tem = make_ssa_name (tem, conv);
-  gimple_assign_set_lhs (conv, tem);
   gsi_insert_before (gsi, conv, GSI_SAME_STMT);
   gimple_assign_set_rhs1 (stmt, tem);
   update_stmt (stmt);