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Author SHA1 Message Date
Jakub Jelinek
58c8adc127 tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD and TI_VA_LIST_FPR_COUNTER_FIELD. 
* tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
	and TI_VA_LIST_FPR_COUNTER_FIELD.
	(va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
	* tree-pass.h (pass_stdarg): Add.
	* tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
	* tree-stdarg.c: New file.
	* Makefile.in (OBJS-common): Add tree-stdarg.o.
	(tree-stdarg.o): Add dependencies.
	* function.h (struct function): Add va_list_gpr_size and
	va_list_fpr_size fields.
	* function.c (allocate_struct_function): Initialize them.

	* config/i386/i386.c (ix86_build_builtin_va_list): Initialize
	va_list_{g,f}pr_counter_field.
	(ix86_setup_incoming_varargs): Don't do anything if reg_save
	area will not be used.  Only save registers that tree-stdarg.c
	detected they need saving.
	(ix86_va_start): Don't set up fields that won't be used.

	* config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
	va_list_{g,f}pr_counter_field.
	(setup_incoming_varargs): Don't do anything if reg_save
	area will not be used.  Only save registers that tree-stdarg.c
	detected they need saving.
	(rs6000_va_start): Don't set up fields that won't be used.

	* gcc.c-torture/execute/stdarg-1.c: New test.
	* gcc.c-torture/execute/stdarg-2.c: New test.
	* gcc.c-torture/execute/stdarg-3.c: New test.
	* gcc.dg/tree-ssa/stdarg-1.c: New test.
	* gcc.dg/tree-ssa/stdarg-2.c: New test.
	* gcc.dg/tree-ssa/stdarg-3.c: New test.
	* gcc.dg/tree-ssa/stdarg-4.c: New test.
	* gcc.dg/tree-ssa/stdarg-5.c: New test.

From-SVN: r88279
 2004-09-29 11:47:56 +02:00
Zdenek Dvorak
f3cd574f6b tree-optimize.c (init_tree_optimization_passes): Add pass_record_bounds. 
* tree-optimize.c (init_tree_optimization_passes): Add
	pass_record_bounds.
	* tree-pass.h (pass_record_bounds): Declare.
	* tree-ssa-loop.c (tree_ssa_loop_bounds, pass_record_bounds):
	New pass.

From-SVN: r88097
 2004-09-25 12:53:26 +00:00
Zdenek Dvorak
92fc4a2f39 cfgloop.h (update_single_exits_after_duplication): Declare. 
* cfgloop.h (update_single_exits_after_duplication): Declare.
	(loopify, split_loop_bb): Declaration changed.
	* cfgloopmanip.c (split_loop_bb): Take void * as an argument instead
	of rtx.
	(loopify): Added redirect_all_edges argument.
	(update_single_exits_after_duplication): Export.
	* loop-unswitch.c (unswitch_loop): Changed due to loopify change.
	* tree-flow.h (tree_duplicate_loop_to_header_edge,
	tree_ssa_loop_version): Declare.
	* tree-ssa-loop-manip.c (copy_phi_node_args, rename_variables,
	set_phi_def_stmts, tree_duplicate_loop_to_header_edge,
	lv_adjust_loop_header_phi, lv_adjust_loop_entry_edge,
	lv_update_pending_stmts, tree_ssa_loop_version): New functions.

	* tree-ssa-loop-unswitch.c: New file.
	* Makefile.in (tree-ssa-loop-unswitch.o): Add.
	* timevar.def (TV_TREE_LOOP_UNSWITCH): New timevar.
	* tree-flow.h (tree_ssa_unswitch_loops): Declare.
	* tree-optimize.c (init_tree_optimization_passes): Add pass_unswitch.
	* tree-pass.h (pass_unswitch): Declare.
	* tree-ssa-loop.c (tree_ssa_loop_unswitch,
	gate_tree_ssa_loop_unswitch, pass_unswitch): New pass.
	* doc/passes.texi: Documen tree level loop unswitching.

	* gcc.dg/tree-ssa/loop-6.c: New test.

From-SVN: r87943
 2004-09-23 12:21:31 +00:00
Daniel Berlin
0a05048550 Makefile.def: Remove libbanshee. 
Toplevel:

2004-09-09  Daniel Berlin  <dberlin@dberlin.org>

	* Makefile.def: Remove libbanshee.
	* Makefile.tpl: Ditto.
	* configure.in: Ditto.
	* Makefile.in: Regen.
	* configure: Ditto.

gcc/

2004-09-09  Daniel Berlin  <dberlin@dberlin.org>

	* Makefile.in: Remove libbanshee, tree-alias-*.
	Remove tree-alias-common.h dependencies.
	* common.opt: Remove -ftree-points-to.
	* configure.ac: Remove libbanshee.
	* flags.h: Remove pta_type, flag_tree_points_to.
	* gengtype.c (open_base_files): Remove tree-alias-type.h.
	* opts.c (OPT_ftree_points_to): Remove.
	* toplev.c: Remove tree-alias-common.h, flag_tree_points_to.
	* tree-dfa.c: Remove tree-alias-common.h
	* tree-into-ssa.c: Ditto.
	* tree-outof-ssa.c: Ditto.
	* tree-ssa-copyrename.c: Ditto.
	* tree-ssa-live.c: Ditto.
	* tree-optimize.c: Ditto.
	* tree-ssa.c: Ditto.
	Remove pass_build_pta, pass_del_pta.
	* tree-pass.h: Ditto.
	* tree-ssa-alias.c: Remove tree-alias-common.h.
	(struct alias_stats_d):	Remove pta_queries, pta_resolved.
	(pass_may_alias): Remove PROP_pta requirement.
	(may_alias_p): Remove pta_queries, pta_resolved, use of andersens.
	(get_tmt_for): Ditto.
	(dump_alias_stats): Ditto.
	* doc/passes.texi: Remove blurb about points-to analysis.
	* fortran/Make-lang.in: Remove tree-alias-*.o.

From-SVN: r87253
 2004-09-09 20:53:41 +00:00
Daniel Berlin
599eabdb42 Makefile.in (tree-loop-linear.o): Added. 
2004-09-08  Daniel Berlin  <dberlin@dberlin.org>

	* Makefile.in (tree-loop-linear.o): Added.
	(OBJS-common): Add tree-loop-linear.o
	* common.opt: New flag, ftree-loop-linear.
	* timevar.def: New timevar, TV_TREE_LOOP_LINEAR.
	* tree-flow.h: Add prototype for linear_transform_loops.
	* tree-optimize.c: Add linear transform after vectorization.
	* tree-pass.h: Add struct pass_linear_transform.
	* tree-ssa-loop.c: Add pass_linear_transform.
	* tree-loop-linear.c: New file.
	* lambda-code.c: gcc_assertify.
	(gcc_loop_to_lambda_loop): Handle all exit tests.
	Handle case where we have (invariant >= induction var).
	(find_induction_var_from_exit_cond): Ditto.

From-SVN: r87190
 2004-09-08 15:28:56 +00:00
Paolo Bonzini
9f8628bacd Unify the management of RTL and tree-level dump files. 
2004-09-06  Paolo Bonzini  <bonzini@gnu.org>

	Unify the management of RTL and tree-level dump files.

	* cfgexpand.c (tree_expand_cfg): Fix incorrect comment.
	Don't print function name to the dump file, the pass manager
	would do this for us. Add code from the top of
	rest_of_compilation, up to the initial RTL dump.
	* passes.c (rest_of_handle_jump): Call fixup_tail_calls and
	close the DFI_sibling dump file.
	(rest_of_compilation): Don't do that here.  Remove code up to the
	initial RTL dump.
	(init_optimization_passes): Remove.
	(pass_rest_of_compilation): Change pass name to NULL.
	* toplev.c (lang_dependent_init): Do not use an empty dump file prefix.
	Do not call init_optimization_passes.
	* toplev.h (init_optimization_passes): Remove.

	* graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
	finish_graph_dump_file): Remove SUFFIX parameter.
	* graph.h (print_rtl_graph_with_bb, clean_graph_dump_file,
	finish_graph_dump_file): Likewise.

	* tree-pass.h (struct tree_opt_pass): Add `letter' field.
	* cfgexpand.c (pass_expand): Adjust.
	* gimple-low.c (pass_lower_cf, pass_remove_useless_vars): Adjust.
	* passes.c (pass_rest_of_compilation): Adjust.
	* predict.c (pass_profile): Adjust.
	* tree-alias-common.c (pass_build_pta, pass_del_pta): Adjust.
	* tree-cfg.c (pass_build_cfg, pass_remove_useless_stmts,
	pass_split_crit_edges, pass_warn_function_return): Adjust.
	* tree-complex.c (pass_lower_vector_ssa, pass_pre_expand): Adjust.
	* tree-dfa.c (pass_referenced_vars): Adjust.
	* tree-eh.c (pass_lower_eh): Adjust.
	* tree-if-conv.c (pass_build_ssa): Adjust.
	* tree-into-ssa.c (pass_build_ssa): Adjust.
	* tree-mudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
	* tree-nomudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
	* tree-nrv.c (pass_nrv): Adjust.
	* tree-optimize.c (pass_gimple, pass_all_optimizations,
	pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
	pass_init_datastructures): Adjust.
	* tree-outof-ssa.c (pass_del_ssa): Adjust.
	* tree-profile.c (pass_tree_profile): Adjust.
	* tree-sra.c (pass_sra): Adjust.
	* tree-ssa-alias.c (pass_may_alias): Adjust.
	* tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Adjust.
	* tree-ssa-copyrename.c (pass_rename_ssa_copies): Adjust.
	* tree-ssa-dce.c (pass_dce, pass_cd_dce): Adjust.
	* tree-ssa-dom.c (pass_dominator): Adjust.
	* tree-ssa-dse.c (pass_dse): Adjust.
	* tree-ssa-forwprop.c (pass_forwprop): Adjust.
	* tree-ssa-if-conv.c (pass_if_conversion): Adjust.
	* tree-ssa-loop-ch.c (pass_ch): Adjust.
	* tree-ssa-loop.c (pass_loop, pass_loop_init, pass_lim,
	pass_loop_done, pass_complete_unroll, pass_iv_canon,
	pass_iv_optimize, pass_vectorize): Adjust.
	* tree-ssa-phiopt.c (pass_phiopt): Adjust.
	* tree-ssa-pre.c (pass_pre, pass_fre): Adjust.
	* tree-ssa.c (pass_redundant_phi, pass_early_warn_uninitialized,
	pass_late_warn_uninnitialized): Adjust.
	* tree-tailcall.c (pass_tail_recursion, pass_tail_calls): Adjust.

	* Makefile.in (tree-dump.o): Add new dependencies.
	* cgraph.c (cgraph_remove_node): TDF_all -> TDF_tree_all.
	* cgraphunit.c (cgraph_preserve_function_body_p, cgraph_optimize):
	Likewise.
	* toplev.c (dump_file_name): New.
	* tree-dump.c (dump_enable_all): Add LETTER parameter.
	(struct dump_file_info): Add NUM and LETTER fields.
	(dump_files): Adjust and add RTL dump files.
	(dump_register): Add NUM and LETTER fields.
	(get_dump_file_name, dump_initialized_p, enable_rtl_dump_file): New.
	(dump_begin): Use get_dump_file_name.
	(dump_switch_p_1): Adjust call to dump_enable_all.
	* tree-dump.h (dump_register): Adjust prototype.
	* tree-optimize.c (register_one_dump_file): Take dump file index.
	Support flags for RTL dumps.
	(register_dump_files): Fill in NUM field of struct dump_file_info.
	Track properties both when the gate is executed and when it is not.
	(execute_todo): Dump RTL.  Add PROPERTIES parameter.
	(execute_one_pass): Pass properties to execute_todo.  Handle VCG
	dumps of RTL.
	* tree-pass.h (dump_file_name): New.
	* tree.h (TDF_TREE, TDF_RTL, get_dump_file_name, dump_initialized_p):
	New.

	* Makefile.in (passes.o): Add new dependencies.
	* passes.c (struct dump_file_info, enum dump_file_index,
	dump_file_tbl, init_optimization_passes): Remove.
	(open_dump_file, close_dump_file): Use tree-dumping infrastructure.
	(rest_of_handle_new_regalloc, rest_of_handle_old_regalloc): Use
	dump_enabled_p.
	(finish_optimization_passes): Update finish_graph_dump_file loop.
	(enable_rtl_dump_file): Remove.
	* tree-dump.c (dump_files): Adjust and add RTL dump files.
	(enable_rtl_dump_file): Add here.
	* tree.h (enum tree_dump_index): Add RTL dump file indices.
	* doc/invoke.texi (Debugging options): Document new RTL debugging
	options.  Update.

From-SVN: r87113
 2004-09-06 10:08:17 +00:00
Zdenek Dvorak
8b11a64cd9 tree-ssa-loop-ivopts.c: New file. 
* tree-ssa-loop-ivopts.c: New file.
	* Makefile.in (tree-ssa-loop-ivopts.c): Add.
	* cfgloop.h (target_avail_regs, target_res_regs, target_small_cost,
	target_pres_cost, target_spill_cost): Declare.
	* cfgloopanal.c (avail_regs, res_regs, small_cost, pres_cost,
	spill_cost): Renamed to ...
	(target_avail_regs, target_res_regs, target_small_cost,
	target_pres_cost, target_spill_cost): ... and exported.
	(init_set_costs, global_cost_for_size): Work with renamed variables.
	* common.opt (flag_ivopts): New flag.
	* expr.c (expand_expr_real_1): Handle SSA_NAME case.  Handle
	REF_ORIGINAL.
	* gimplify.c (struct gimplify_ctx): Add into_ssa field.
	(internal_get_tmp_var, gimplify_modify_expr, gimplify_expr): Support
	generating SSA form.
	(force_gimple_operand): New function.
	* timevar.def (TV_TREE_LOOP_IVOPTS): New timevar.
	* tree-cfg.c (stmt_bsi): New function.
	* params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
	PARAM_IV_MAX_CONSIDERED_USES): New.
	* tree-flow.h (stmt_bsi, tree_ssa_iv_optimize, split_loop_exit_edge,
	bsi_insert_on_edge_immediate_loop. standard_iv_increment_position,
	ip_end_pos, ip_normal_pos, force_gimple_operand): Declare.
	* tree-gimple.c (is_gimple_formal_tmp_var): Accept ssa names.
	* tree-nested.c (build_addr): Export.
	* tree-optimize.c (init_tree_optimization_passes): Add
	pass_iv_optimize.
	* tree-pass.h (pass_iv_optimize): Declare.
	* tree-ssa-loop-im.c (for_each_index): Handle REALPART_EXPR and
	IMAGPART_EXPR.
	* tree-ssa-loop-manip.c (create_iv): Force the base to be acceptable
	as a phi node argument.
	(split_loop_exit_edge, bsi_insert_on_edge_immediate_loop,
	ip_end_pos, ip_normal_pos, standard_iv_increment_position): New
	functions.
	* tree-ssa-loop-niter.c (zero_p, unsigned_type_for): Export.
	* tree-ssa-loop.c (tree_ssa_loop_ivopts, gate_tree_ssa_loop_ivopts,
	pass_iv_optimize): New pass.
	* tree-ssa-operands.c (get_indirect_ref_operands): Handle REF_ORIGINAL.
	* tree-ssanames.c (release_ssa_name): Allow calling with var = NULL.
	* tree.c (build_int_cst_type, cst_and_fits_in_hwi): New functions.
	* tree.h (REF_ORIGINAL): New macro.
	(build_int_cst_type, unsigned_type_for, zero_p,
	cst_and_fits_in_hwi, build_addr): Declare.
	* doc/invoke.texi (-fivopts): Document.
	(PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
	PARAM_IV_MAX_CONSIDERED_USES): Document.
	* doc/passes.texi: Document induction variable optimizations pass.

	* gcc.dg/tree-ssa/loop-2.c: New test.
	* gcc.dg/tree-ssa/loop-3.c: New test.
	* gcc.dg/tree-ssa/loop-4.c: New test.
	* gcc.dg/tree-ssa/loop-5.c: New test.

From-SVN: r87100
 2004-09-05 09:25:37 +00:00
Devang Patel
40923b202d Tree level if-conversion for vectorizer. 
* Makefile.in (OBJS-common): Add tree-if-conv.o
        (tree-if-conv.o): New rule.
        * cfgloop.c (flow_loop_exit_edges_find): Set EDGE_LOOP_EXIT flag.
        (get_loop_body_in_bfs_order): New.
        * cfgloop.h (get_loop_body_in_bfs_order): New.
        * tree-flow.h (enum move_pos): Move here from ..
        * tree-ssa-loop-im.c (enum move_pos): here.
        (movement_possibility): Make externally visible.
        * tree-optimize.c (init_tree_optimization_passes): New entry for
        if conversion pass.
        * tree-pass.h (pass_if_conversion): New.
        * tree-ssa-operands.c (get_expr_operands): Handle COND_EXPR.
        * tree-if-conv.c: New file.
        * doc/passes.texi: Document tree if-conversion pass.
        * doc/tree-ssa.texi: Same.

        testsuite:

        * gcc.dg/tree-ssa/ifc-20040816-1.c: New test.
        * gcc.dg/tree-ssa/ifc-20040816-2.c: New test.

From-SVN: r87073
 2004-09-03 20:27:01 -07:00
Zdenek Dvorak
82b85a85c8 tree-ssa-loop-ivcanon.c: New file. 
* tree-ssa-loop-ivcanon.c: New file.
	* tree-ssa-loop-manip.c (create_iv): New function.
	* Makefile.in (tree-ssa-loop-ivcanon.o): Add.
	(tree-ssa-loop.o, tree-ssa-loop-manip.o): Add SCEV_H dependency.
	* cfgloop.c (mark_single_exit_loops): New function.
	(verify_loop_structure): Verify single-exit loops.
	* cfgloop.h (struct loop): Add single_exit field.
	(LOOPS_HAVE_MARKED_SINGLE_EXITS): New constant.
	(mark_single_exit_loops): Declare.
	(tree_num_loop_insns): Declare.
	* cfgloopmanip.c (update_single_exits_after_duplication): New function.
	(duplicate_loop_to_header_edge): Use it.
	* common.opt (fivcanon): New flag.
	* timevar.def (TV_TREE_LOOP_IVCANON, TV_COMPLETE_UNROLL): New timevars.
	* tree-cfg.c (tree_find_edge_insert_loc): Return newly created block.
	(bsi_commit_edge_inserts_1): Pass null to tree_find_edge_insert_loc.
	(bsi_insert_on_edge_immediate): New function.
	* tree-flow.h (bsi_insert_on_edge_immediate,
	canonicalize_induction_variables, tree_unroll_loops_completely,
	create_iv): Declare.
	* tree-optimize.c (init_tree_optimization_passes): Add
	pass_iv_canon and pass_complete_unroll.
	* tree-pass.h (pass_iv_canon, pass_complete_unroll): Declare.
	* tree-scalar-evolution.c (get_loop_exit_condition,
	get_exit_conditions_rec, number_of_iterations_in_loop,
	scev_initialize): Use single_exit information.
	* tree-ssa-loop-niter.c (number_of_iterations_cond): Record
	missing assumptions.
	(loop_niter_by_eval):  Return number of iterations as unsigned
	int.
	* tree-ssa-loop.c (tree_ssa_loop_init): Mark single exit loops.
	(tree_ssa_loop_ivcanon, gate_tree_ssa_loop_ivcanon, pass_iv_canon,
	tree_complete_unroll, gate_tree_complete_unroll, pass_complete_unroll):
	New passes.
	(tree_ssa_loop_done): Call free_numbers_of_iterations_estimates.
	* tree-ssanames.c (make_ssa_name): Allow creating ssa name before
	the defining statement is ready.
	* tree-vectorizer.c (vect_create_iv_simple): Removed.
	(vect_create_index_for_array_ref, vect_transform_loop_bound):
	Use create_iv.
	(vect_transform_loop_bound): Use single_exit information.
	(vect_analyze_loop_form): Cleanup bogus tests.
	(vectorize_loops): Do not call flow_loop_scan.
	* tree.h (may_negate_without_overflow_p): Declare.
	* fold-const.c (may_negate_without_overflow_p): Split out from ...
	(negate_expr_p): ... this function.
	(tree_expr_nonzero_p): Handle overflowed constants correctly.
	* doc/invoke.texi (-fivcanon): Document.
	* doc/passes.texi: Document canonical induction variable creation.

	* gcc.dg/tree-ssa/loop-1.c: New test.

From-SVN: r86516
 2004-08-24 20:48:23 +00:00
Dorit Naishlos
79fe1b3bd0 tree-vectorizer.c: New File: loop vectorization on SSAed GIMPLE trees. 
* tree-vectorizer.c: New File: loop vectorization on SSAed GIMPLE trees.
        * tree-vectorizer.h: New File: Same.
        * Makefile.in (tree-vectorizer.c, tree-vectorizer.h): Add new files.
        * common.opt (ftree-vectorize): New flag to enable vectorization.
        * timevar.def (TV_TREE_VECTORIZATION): New dump file for vectorization
        pass.
        * tree-data-ref.h (init_data_ref): Additional argument.
        (array_base_name_differ_p): Moved to tree-data-ref.c.
        * tree-data-ref.c (array_base_name_differ_p): Revised.
        (initialize_data_dependence_relation): Call array_base_name_differ_p
        with an extra argument.
        (analyze_all_data_dependences): Same.
        (init_data_ref): Additional argument is_read to set DR_IS_READ.
        * tree-ssa-phiopt.c (empty_block_p): Expose for usage out of this file.
        * tree-flow.h (vectorize_loops, empty_block_p): Add declaration.
        * tree-optimize.c (pass_vectorize): Schedule the vectorization pass.
        * tree-pass.h (tree_opt_pass pass_vectorize): Declare the new
        vectorization pass.
        * tree-ssa-loop.c (tree_ssa_loop_init): Call scev_initialize.
        (tree_ssa_loop_done): Call scev_finalize.
        (tree_vectorize): Define the new vectorization pass.
        * defaults.h (UNITS_PER_SIMD_WORD): Allow targets to specify the size of
        the vector they support (until support for multiple vector sizes is
        added to the vectorizer).
        * config/i386/i386.h (UNITS_PER_SIMD_WORD): Define.
        * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Define.
        * invoke.texi (fdump-tree-vect, ftree-vectorize): Add
        documentation.

From-SVN: r86131
 2004-08-17 16:17:14 +00:00
Diego Novillo
c1b763fa9a tree-optimize.c (init_tree_optimization_passes): Schedule pass_may_alias right after the program is renamed into SSA. 
* tree-optimize.c (init_tree_optimization_passes): Schedule
	pass_may_alias right after the program is renamed into SSA.
	* tree-pass.h (PROP_alias): Define.
	* tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
	* tree-sra.c (pass_sra): Likewise.
	* tree-ssa-ccp.c (pass_ccp): Likewise.
	* tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
	* tree-ssa-dce.c (pass_dce): Likewise.
	* tree-ssa-dom.c (pass_dominator): Likewise.
	* tree-ssa-dse.c (pass_dse): Likewise.
	* tree-ssa-forwprop.c (pass_forwprop): Likewise.
	* tree-ssa-loop-ch.c (pass_ch): Likewise.
	* tree-ssa-phiopt.c (pass_phiopt): Likewise.
	* tree-ssa-pre.c (pass_pre): Likewise.
	* tree-tailcall.c (pass_tail_recursion): Likewise.
	* tree-ssa.c (pass_redundant_phi): Likewise.
	* tree-ssa-alias.c (aliases_computed_p): Remove.
	Update all users.
	(init_alias_info): Do not mark all type tags for renaming
	unconditionally.
	Clear may_aliases from every symbol.
	(setup_pointers_and_addressables): If a pointer has not been
	dereferenced and it had a type tag, clear it and mark the old
	tag for renaming.


testsuite/ChangeLog

	* gcc.dg/tree-ssa/20030714-2.c: Adjust number of expected
	conditionals.
	* gcc.dg/tree-ssa/20031022-1.c: Adjust number of expected
	loads.
	* gcc.dg/tree-ssa/ssa-dom-cse-1.c: Expect optimization in
	DOM1.

From-SVN: r85255
 2004-07-28 01:13:10 -04:00
Brian Booth
b3fade8399 tree-optimize.c (register_one_dump_file): Update condition that uses static_pass_number. 
* tree-optimize.c (register_one_dump_file): Update condition that uses
	static_pass_number.
	(dup_pass_1): Replace with...
	(next_pass_1): This.
	(NEXT_PASS): Call next_pass_1.
	(DUP_PASS): Remove.
	(init_tree_optimization_passes): Remove uses of DUP_PASS.
	(execute_one_pass): Update condition that uses
	static_pass_number.
	* tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
	integer.

From-SVN: r85226
 2004-07-27 18:32:50 +00:00
Paolo Bonzini
26277d4179 tree-cfg.c (gimplify_val): Move from tree-complex.c. 
2004-07-22  Paolo Bonzini  <bonzini@gnu.org>

	* tree-cfg.c (gimplify_val): Move from tree-complex.c.
	(gimplify_build1): Move from tree-complex.c do_unop.
	(gimplify_build2): Move from tree-complex.c do_binop.
	(gimplify_build3): New.
	* tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
	Adjust throughout to call the functions above.
	* tree-flow.h: Declare the functions above.
	* tree-nested.c (gimplify_val): Rename to...
	(tsi_gimplify_val): ... this.

	* Makefile.in (tree_complex.o): Update dependencies.
	(stor-layout.o): Depend on regs.h.
	* c-common.c (handle_vector_size_attribute): Update for
	vector types without corresponding vector modes.
	* expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
	a corresponding vector mode is not available.
	* print-tree.c (print_node): Print nunits for vector types
	* regclass.c (have_regs_of_mode): New.
	(init_reg_sets_1): Initialize it and use it instead
	of allocatable_regs_of_mode.
	* regs.h (have_regs_of_mode): Declare it.
	* stor-layout.c (layout_type): Pick a mode for vector types.
	* tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
	build_replicated_const, do_unop, do_binop, do_plus_minus,
	do_negate, expand_vector_piecewise, expand_vector_parallel,
	expand_vector_addition, expand_vector_operations_1,
	expand_vector_operations, tree_lower_operations,
	pass_lower_vector_ssa, pass_pre_expand): New.
	(expand_complex_operations, pass_lower_complex): Remove.
	* tree-optimize.c (init_tree_optimization_passes): Adjust
	pass ordering for changes in tree-complex.c.
	* tree-pass.h: Declare new passes.
	* tree.c (finish_vector_type): Remove.
	(make_vector_type): New.
	(build_vector_type_for_mode, build_vector_type): Rewritten.
	* tree.def (VECTOR_TYPE): Document where the number of
	subparts is stored.
	* tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
	(make_vector): Remove declaration.

From-SVN: r85039
 2004-07-22 08:20:40 +00:00
Zdenek Dvorak
a7e5372d6a tree-ssa-loop-im.c: New file. 
* tree-ssa-loop-im.c: New file.
	* Makefile.in (tree-ssa-loop-im.o): Add.
	* cfgloop.c (superloop_at_depth): New function.
	* cfgloop.h (superloop_at_depth): Declare.
	* common.opt (ftree-lim): New flag.
	* expr.c (array_ref_up_bound): New function.
	* params.def (PARAM_LIM_EXPENSIVE): New parameter.
	* timevar.def (TV_LIM): New timevar.
	* tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
	computing immediate uses of a phi node.
	* tree-flow.h (struct tree_ann_common_d): Add aux field.
	(loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
	* tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
	* tree-pass.h (pass_lim): Declare.
	* tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
	functions.
	(pass_lim): New pass structure.
	* tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
	* tree.c (in_array_bounds_p): New function.
	* tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
	(in_array_bounds_p, array_ref_up_bound): Declare.
	* doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
	* doc/passes.texi (tree-ssa-loop-im.c): Document.

From-SVN: r84441
 2004-07-10 04:57:58 +00:00
Zdenek Dvorak
c66b6c6689 common.opt (ftree-loop-optimize): New flag. 
* common.opt (ftree-loop-optimize): New flag.
	* tree-flow.h (kill_redundant_phi_nodes): Declare.
	* tree-optimize.c (init_tree_optimization_passes): Add pass_loop.
	* tree-pass.h (pass_loop_init, pass_loop_done): Declare.
	* tree-ssa-loop.c (current_loops): New variable.
	(tree_loop_optimizer_init, gate_loop, tree_ssa_loop_init,
	tree_ssa_loop_done): New functions.
	(pass_loop, pass_loop_init, pass_loop_done): New passes.
	* tree-ssa.c (kill_redundant_phi_nodes): Export.
	* doc/invoke.texi (-ftree-loop-optimize): Document.

From-SVN: r83933
 2004-06-30 21:29:00 +00:00
Diego Novillo
ff2ad0f77f common.opt (ftree-fre): New flag. 
* common.opt (ftree-fre): New flag.
	* flags.h (flag_tree_fre): Declare.
	* opts.c (decode_options): Set.
	* timevar.def (TV_TREE_FRE): Define.
	* tree-flow-inline.h (may_propagate_copy): Re-arrange for
	readability.  Handle destinations that are not SSA_NAMEs.
	* tree-flow.h (struct ptr_info_def): Move from tree.h
	(cprop_into_stmt, cprop_into_successor_phis): Remove.
	(vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Add
	vuse_optype parameter.
	* tree-pass.h (pass_fre): Declare.
	* tree-ssa-copy.c (cprop_operand): Move to tree-ssa-dom.c
	(cprop_into_stmt): Likewise.
	(cprop_into_successor_phis): Likewise.
	* tree-ssa-dom.c (eliminate_redundant_computations): Fix
	argument ordering in call to may_propagate_copy.
	* tree-ssa-pre.c (is_undefined_value): Assume hard registers
	to be always defined.
	(add_to_sets): New local function.
	(create_value_expr_from): New local function.
	(compute_avail): Call them.
	(eliminate): Don't ignore statements with virtual operands.
	(init_pre): New local function.
	(fini_pre): New local function.
	(execute_pre): Call them.
	Add argument DO_FRE.  Don't do insertion if DO_FRE is true.
	(do_pre): New function.
	(do_fre): New function.
	(gate_fre): New function.
	(pass_fre): Declare.
	* tree-ssa.c (init_tree_ssa): Don't call vn_init.
	(delete_tree_ssa): Don't call vn_delete.
	* tree-vn.c (val_expr_pair_d): Add documentation.
	(vn_compute): Add VUSES argument to incorporate in computing
	hash values.  Update all callers.
	(expressions_equal_p): Call operand_equal_p with
	OEP_PURE_SAME.
	(vn_add): Add VUSES argument.  Update all callers.
	(vn_lookup): Likewise.
	(vn_lookup_or_add): Likewise.
	* doc/invoke.texi: Document -ftree-fre and -fdump-tree-fre.

From-SVN: r83837
 2004-06-28 21:53:04 -04:00
Paolo Bonzini
2f8e398bf4 coverage.c: Remove argument to rest_of_compilation. 
gcc/ChangeLog:
2004-06-16  Paolo Bonzini  <bonzini@gnu.org>

	* coverage.c: Remove argument to rest_of_compilation.
	* expr.c (execute_expand, set_save_expr_context, pass_expand): New.
	* passes.c (rest_of_compilation): Remove argument.
	(pass_rest_of_compilation): New.
	(rest_of_handle_final, rest_of_handle_delay_slots,
	rest_of_handle_stack_regs, rest_of_handle_variable_tracking
	rest_of_handle_machine_reorg, rest_of_handle_regrename
	rest_of_handle_sched, rest_of_handle_sched2, rest_of_handle_gcse2
	rest_of_handle_regmove, rest_of_handle_tracer
	rest_of_handle_if_conversion, rest_of_handle_if_after_combine
	rest_of_handle_web, rest_of_handle_branch_prob
	rest_of_handle_value_profile_transformations, rest_of_handle_cfg
	rest_of_handle_addressof, rest_of_handle_jump_bypass
	rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2):
	Check that the two arguments are actually superfluous.
	* toplev.h (rest_of_compilation): Adjust prototype.
	* tree-optimize.c (register_dump_files): Add properties argument.
	Track validity of passes.  Only initialize dump files for
	tree-based passes.  Store the full set of provided passes in
	the pass.
	(init_tree_optimization_passes): Register pass_expand and
	pass_rest_of_compilation.
	(execute_one_pass): Do not track the presence of required properties
	here.  Set in_gimple_form.  Do not update current_properties.
	(current_properties): Remove.
	(set_save_expr_context): Remove.
	(tree_rest_of_compilation): Do not set in_gimple_form.  Do not
	expand to RTL here, and do not call rest_of_compilation.  Push
	GGC context even before gimplification.
	* tree-pass.h (PROP_rtl, PROP_trees): New flags.
	(pass_expand, pass_rest_of_compilation): Declare.

gcc/java/ChangeLog:
2004-06-16  Paolo Bonzini  <bonzini@gnu.org>

	* java/class.c (emit_register_classes): Remove argument to
	rest_of_compilation.
	* java/resource.c (write_resource_constructor): Likewise.

From-SVN: r83225
 2004-06-16 07:25:53 +00:00
Diego Novillo
6de9cd9a88 Merge tree-ssa-20020619-branch into mainline. 
From-SVN: r81764
 2004-05-13 02:41:07 -04:00