1 2008-01-10 Vladimir Makarov <vmakarov@redhat.com>
3 * reload1.c (compute_use_by_pseudos): Permits spilled registers in
5 (temp_pseudo_reg_arr): New variable.
6 (reload): Use instead temp_pseudo_reg_arr of pseudo_regs. Move
7 freeing to the function end. Don't clear spilled_pseudos for IRA.
8 Restore original insn chain for IRA.
9 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
10 (count_pseudo, count_spilled_pseudo): Check spilled pseudos.
11 (alter_reg): Set up spilled_pseudos.
12 (finish_spills): Set up pseudo_previous_regs only for spilled
13 pseudos. Call reassign_pseudos once for all spilled pseudos,
14 pass more arguments. Don't clear live_throughout and dead_or_set
17 * global.c (reg_becomes_live, build_insn_chain): Don't ignore
18 spilled pseudos for IRA.
20 * caller-save.c (calculate_local_save_info,
21 save_call_clobbered_regs): Ignore spilled pseudos for IRA.
23 * toplev.c (backend_init_target): Call init_ira.
24 (backend_init): Move call of init_ira_once before
27 * ira.h (init_ira, sort_insn_chain, mark_memory_move_deletion):
28 New function prototypes.
29 (retry_ira_color): Rename to reassign_pseudos. Change
32 * ira-int.h (allocno): New member dont_reassign_p.
33 (ALLOCNO_DONT_REASSIGN_P): New macro.
34 (memory_move_cost): Change element type.
35 (register_move_cost): Change type.
36 (register_may_move_in_cost, register_may_move_out_cost,
37 reg_class_intersect): New arrays.
38 (important_class_nums): Fix element type.
39 (hard_reg_not_in_set_p): Make it static inline.
40 (init_register_move_cost, init_ira_costs): New function
42 (allocno_conflict_index): Remove.
43 (allocate_and_set_costs, allocate_and_copy_costs,
44 allocate_and_set_or_copy_costs): New static inline functions.
46 * ira-build.c (compress_allocno_conflict_vec,
47 compress_conflict_vecs): New functions.
48 (allocno_conflict_index): Remove.
49 (allocno_conflict_check, curr_allocno_conflict_check_tick): New
51 (propagate_info_to_cap): Use allocate_and_copy_costs.
52 (check_and_add_conflicts): Don't call allocno_conflict_index.
53 (ira_flattening): Add some assertions. Check that cost vectors
54 have been allocated. Don't call allocno_conflict_index. Call
55 compress_conflict_vecs.
57 * ira.c (memory_move_cost, register_move_cost): Change types.
58 (register_may_move_in_cost, register_may_move_out_cost,
59 strict_class_subset_p): New variables.
60 (setup_class_subset_and_move_costs): Rename to
61 setup_class_subset_and_memory_move_costs. Remove
62 register_move_cost setup. Don't consider no_unit_alloc_regs. Add
63 strict_class_subset_p setup.
64 (setup_reg_class_intersect): Rename to
65 setup_reg_class_intersect_union. Don't consider
66 no_unit_alloc_regs. Add reg_class_union setup.
67 (hard_reg_not_in_set_p): Move to ira-int.h.
68 (setup_reg_subclasses): Use no_unit_alloc_regs instead of
69 fixed_reg_set. Don't consider no_unit_alloc_regs.
70 (important_class_nums): Fix element type.
71 (setup_cover_classes): Use no_unit_alloc_regs instead of
72 fixed_reg_set. Don't consider no_unit_alloc_regs.
73 (setup_class_translate): Ditto.
74 (reg_class_union): New variable.
75 (init_register_move_cost, free_register_move_costs): New
77 (init_ira_once): Initialize register_move_cost,
78 register_may_move_in_cost, register_may_move_out_cost. Move some
80 (init_ira): New function. Move some code from init_ira_once.
81 Call free_register_move_costs and init_ira_costs.
82 (calculate_allocation_cost): Check allocation of allocno hard reg
84 (basic_block_order_nums): New variable.
85 (chain_freq_compare, chain_bb_compare, sort_insn_chain): New
87 (ira): Call sort_insn_chain.
89 * ira-color.c (allocno_coalesced_p): New variable.
90 (update_copy_costs): Use allocate_and_set_or_copy_costs.
91 (assign_hard_reg): Clear and use
92 processed_coalesced_allocno_bitmap only if allocno_coalesced_p.
93 Use allocate_and_copy_costs. Use allocno cover class cost if the
94 hard register cost vector is not allocated.
95 (get_coalesced_allocnos_best_class_and_freq): Use
96 reg_class_intersect instead of reg_class_subintersect.
97 (add_allocno_to_ordered_bucket): Use strict_class_subset_p.
98 (push_allocno_to_stack): Clear and use
99 processed_coalesced_allocno_bitmap only if allocno_coalesced_p.
100 (setup_allocno_left_conflicts_num): Don't setup
101 ALLOCNO_UPDATED_HARD_REG_COSTS and
102 ALLOCNO_UPDATED_CONFLICT_HARD_REG_COSTS. Clear and use
103 processed_coalesced_allocno_bitmap only if allocno_coalesced_p.
104 (put_allocno_into_bucket): Don't setup
105 ALLOCNO_UPDATED_HARD_REG_COSTS and
106 ALLOCNO_UPDATED_CONFLICT_HARD_REG_COSTS.
107 (coalesced_allocno_conflict_p): Clear and use
108 processed_coalesced_allocno_bitmap only if allocno_coalesced_p.
109 (coalesce_allocnos): Setup allocno_coalesced_p.
110 (color_allocnos): Add processing reg class NO_REGS.
111 (color_pass): Propagate assignment of spilled allocno not
112 mentioned in the subregion for the mixed algorithm. Use
113 allocate_and_set_costs.
114 (move_spill_restore, mark_allocation_change): Check unallocated
115 hard reg cost vectors.
116 (setup_curr_costs): Don't setup ALLOCNO_UPDATED_HARD_REG_COSTS and
117 ALLOCNO_UPDATED_CONFLICT_HARD_REG_COSTS. Use
118 allocate_and_set_or_copy_costs.
119 (mark_memory_move_deletion, allocno_reload_assign,
120 pseudo_reg_compare, reassign_pseudos): New functions.
121 (retry_ira_color): Remove.
123 * ira-conflicts.c (add_insn_allocno_copies): Use
124 allocate_and_set_costs.
125 (allocno_conflict_p): Simplify the code.
127 * ira-costs.c: Rename reg_class_subunion to reg_class_union
129 (cost_classes, cost_classes_num, cost_class_nums,
130 max_struct_costs_size): New variables.
131 (copy_cost): Use init_register_move_cost instead of
133 (record_reg_classes): Ditto. Use cost_classes and
134 cost_classes_num instead of important_classes and
135 important_classes_num. Use register_may_move_{in,out}_cost
136 instead of may_move_{in,out}_cost. Check reg class intersection
138 (record_address_regs): Use init_register_move_cost instead of
139 init_move_cost. Use cost_classes and cost_classes_num instead of
140 important_classes and important_classes_num. Use
141 register_may_move_in_cost instead of may_move_in_cost.
142 (scan_one_insn): Use cost_classes_num instead of
143 important_classes_num.
144 (print_costs): Use cost_classes and cost_classes_num instead of
145 important_classes and important_classes_num.
146 (find_allocno_class_costs): Initialize cost_classes and
147 cost_class_nums. Use cost_classes and cost_classes_num instead of
148 important_classes and important_classes_num.
149 (process_bb_node_for_hard_reg_moves): Use allocate_and_set_costs.
150 (setup_allocno_cover_class_and_costs): Use cost_classes and
151 cost_classes_num instead of important_classes and
152 important_classes_num.
153 (init_ira_costs_once): Move some code to init_ira_costs. Initiate
155 (free_ira_costs: New function. Move some code from
156 finish_ira_costs_once.
157 (init_ira_costs): New function. Move some code from
158 init_ira_costs_once. Use max_struct_costs_size instead of
159 struct_costs_size. Call free_ira_costs. Allocate cost_classes.
160 (finish_ira_costs_once): Move some code to finish_ira_costs. Call
162 (ira_costs): Use max_struct_costs_size instead of
163 struct_costs_size. Use allocate_and_set_costs.
165 * ira-emit.c (modify_move_list): Remove allocation of hard reg
168 * ira-lives.c (process_single_reg_class_operands): Add new
169 parameter freq. Calculate costs basing on the frequency.
170 (process_bb_node_lives): Pass the frequency to
171 process_single_reg_class_operands.
173 2007-12-17 Vladimir Makarov <vmakarov@redhat.com>
175 * doc/invoke.texi (fira-algoirthm): Remove prioirity coloring.
176 Make mixed the default.
178 * flags.h (ira_algorithm): Remove IRA_ALGORITHM_PRIORITY.
180 * ira-color.c (priority_coloring): Remove.
181 (do_coloring): Don't call priority_coloring.
183 * opts.c (common_handle_option): Remove priority coloring option.
185 * toplev.c (flag_ira_algorithm): Assign IRA_ALGORITHM_MIXED.
187 * ira-build.c (check_and_add_conflicts, ira_flattening): Increase
188 threshold for internal_flag_ira_verbose.
190 2007-12-17 Vladimir Makarov <vmakarov@redhat.com>
192 * common.opt (fira-assign-after-call-split, fira-biased-coloring,
193 fira-split-around-calls): Remove.
194 (fdump-simple-rtl, fira-verbose): New options.
195 (fira, fira-coalesce): Initiate by 0.
197 * opts.c (common_handle_option): Process flag_ira_verbose.
199 * flags.h (flag_ira_verbose): New external definition.
201 * toplev.h (flag_ira_assign_after_call_split,
202 flag_ira_biased_coloring, flag_ira_split_around_calls): Remove.
204 * toplev.c (flag_ira_verbose): New external declaration.
205 (finalize): Call finish_ira_once.
207 * print-rtl.c (flag_simple): Rename to flag_dump_simple_rtl.
209 * doc/invoke.texi (-fno-ira-assign-after-call-split,
210 -fira-biased-coloring, -fno-ira-split-around-calls): Remove.
211 (-fdump-simple-rtl, -fira-verbose): New options.
213 * caller-save.c (insert_restore, insert_save): Use
214 adjust_address_nv instead of adjust_address. Check the mode by
217 * ira-call.c: Remove file.
219 * ira-lives.c: New file.
221 * Makefile.in (ira-live.o): Add
222 (ira-call.o): Remove.
223 (IRA_INT_H): Add alloc-pool.h.
225 * ira.h (finish_ira_once): New external definition.
227 * ira-int.h (internal_flag_ira_verbose, alloc_pool allocno_pool,
228 copy_pool, allocno_live_range_pool, ira_loop_tree_height,
229 max_point, start_point_ranges, finish_point_ranges,
230 prohibited_mode_move_regs, important_class_nums,
231 ira_curr_regno_allocno_map, allocno_set_words): New external
233 (loop_tree_node_t, allocno_live_range_t): New typedefs. Use them
235 (ira_loop_tree_node): Rename to loop_tree_node.
236 (loop_tree_node): New member level.
237 (allocno_live_range): New structure.
238 (allocno): New members nrefs, live_ranges,
239 total_conflict_hard_regs, conflict_allocnos_num,
240 total_conflict_allocnos_num, mem_optimized_dest,
241 mem_optimized_dest_p, total_no_stack_reg_p. Remove members
242 conflict_allocno_vec_active_size and original_memory_cost. Rename
243 member curr_hard_reg_costs to updated_hard_reg_costs.
244 (ALLOCNO_TOTAL_CONFLICT_ALLOCNOS_NUM,
245 ALLOCNO_TOTAL_CONFLICT_HARD_REGS, ALLOCNO_CONFLICT_ALLOCNOS_NUM,
246 ALLOCNO_TOTAL_CONFLICT_ALLOCNOS_NUM, ALLOCNO_NREFS,
247 ALLOCNO_MEM_OPTIMIZED_DEST, ALLOCNO_MEM_OPTIMIZED_DEST_P,
248 ALLOCNO_TOTAL_NO_STACK_REG_P, ALLOCNO_LIVE_RANGES): New access
250 (ALLOCNO_CONFLICT_ALLOCNO_VEC_ACTIVE_SIZE,
251 ALLOCNO_ORIGINAL_MEMORY_COST): Remove.
252 (ALLOCNO_CURR_CONFLICT_HARD_REG_COSTS): Rename to
253 ALLOCNO_UPDATED_CONFLICT_HARD_REG_COSTS.
254 (allocno_copy): New member loop_tree_node.
255 (INT_BITS, INT_TYPE, EXECUTE_IF_SET_IN_ALLOCNO_SET): Move from
257 (SET_ALLOCNO_SET_BIT, CLEAR_ALLOCNO_SET_BIT,
258 TEST_ALLOCNO_SET_BIT): New macros.
259 (ira_reallocate, allocno_conflict_index, add_allocno_conflict,
260 create_allocno_live_range, finish_allocno_live_range,
261 add_allocno_copy_to_list, swap_allocno_copy_ends_if_necessary,
262 remove_allocno_copy_from_list, add_allocno_copy, ira_flattening,
263 finish_ira_costs_once, rebuild_start_finish_chains,
264 print_live_range_list, debug_live_range_list,
265 debug_allocno_live_ranges, debug_live_ranges,
266 create_allocno_live_ranges, finish_allocno_live_ranges,
267 allocno_conflict_p, loop_edge_freq): New external function
269 (hard_reg_in_set_p, original_regno_call_crossed_p,
270 ira_max_regno_before, ira_max_regno_call_before): Remove.
271 (traverse_loop_tree): Add new parameter type.
272 (create_copy): Ditto.
273 (debug_conflicts, ira_emit, add_allocno_copy): Add parameter.
274 (debug_ira_call_data, split_around_calls, get_around_calls_regno):
277 * ira.c (setup_prohibited_mode_move_regs): New function.
278 (internal_flag_ira_verbose, allocno_pool, copy_pool,
279 allocno_live_range_pool, important_class_nums): New external
281 (IRA_NO_OBSTACK): Uncomment it.
282 (ira_reallocate): New function.
283 (setup_cover_classes): Set up important_class_nums.
284 (finish_ira_once): New function.
285 (prohibited_mode_move_regs,
286 prohibited_mode_move_regs_initialized_p): New global variables.
287 (setup_prohibited_mode_move_regs): New function.
288 (setup_reg_renumber): Remove parameters.
289 (setup_allocno_assignment_from_reg_renumber): Rename to
290 setup_allocno_assignment_flags. Set up ALLOCNO_ASSIGNED_P.
291 (calculate_allocation_cost): Use ALLOCNO_UPDATED_MEMORY_COST.
292 (ira_max_regno_before, ira_max_regno_call_before): Remove.
293 (ira): Set up internal_flag_ira_verbose. Call
294 setup_prohibited_mode_move_regs. Create and destroy allocno,
295 copy, and live range pools. Remove original_regno_call_crossed_p.
296 Report major passes. Use argument for ira_emit. Call
297 ira_flattening and df_analyze. Remove live range splitting around
300 * ira-build.c (setup_loop_tree_level, rebuild_regno_allocno_maps,
301 expand_calls, compress_calls, allocno_conflict_index,
302 add_to_allocno_conflict_vec, propagate_info_to_cap,
303 copy_allocno_live_range, copy_allocno_live_range_list,
304 finish_allocno, finish_copy,
305 propagate_info_to_loop_tree_node_caps, merge_ranges,
306 common_loop_tree_node_dominator, check_and_add_conflicts,
307 add_conflict_with_underlying_allocnos, ira_flattening): New
309 (check_coalesced_allocnos): Remove.
310 (ira_loop_tree_height): New external variable.
311 (form_loop_tree): Call setup_loop_tree_level.
312 (initiate_calls): Allocate a bit more. (create_allocno): Use
313 pool_alloc. Set up ALLOCNO_TOTAL_CONFLICT_ALLOCNOS_NUM,
314 ALLOCNO_TOTAL_CONFLICT_HARD_REGS, ALLOCNO_NREFS,
315 ALLOCNO_TOTAL_NO_STACK_REG_P, ALLOCNO_MEM_OPTIMIZED_DEST,
316 ALLOCNO_MEM_OPTIMIZED_DEST_P, ALLOCNO_UPDATED_MEMORY_COST, and
317 ALLOCNO_LIVE_RANGES. Rename
318 ALLOCNO_CONFLICT_ALLOCNO_VEC_ACTIVE_SIZE,
319 ALLOCNO_CURR_HARD_REG_COSTS, and
320 ALLOCNO_CURR_CONFLICT_HARD_REG_COSTS to
321 ALLOCNO_CONFLICT_ALLOCNOS_NUM, ALLOCNO_UPDATED_HARD_REG_COSTS, and
322 ALLOCNO_UPDATED_CONFLICT_HARD_REG_COSTS.
323 (add_allocno_conflict): Make it external. Use
324 add_to_allocno_conflict_vec.
325 (create_cap_allocno): Move part of code to propagate_info_to_cap.
326 (finish_allocnos): Use finish_allocno.
327 (add_allocno_copy_to_list, remove_allocno_copy_from_list,
328 swap_allocno_copy_ends_if_necessary, add_allocno_copy): Move from
329 ira-conflicts.c. Make them external.
330 (create_copy): Use pool_alloc. Add parameter loop_tree_node.
331 (finish_copies): Use finish_copy.
332 (ira_curr_regno_allocno_map): New external variable.
333 (traverse_loop_tree): Add parameter bb_first_p.
334 (create_insn_allocnos): Update ALLOCNO_NREFS.
335 (create_loop_tree_node_allocnos): Traverse loop tree nodes with
336 BBs first. Update ALLOCNO_NREFS.
337 (create_loop_tree_node_caps): Move part of code to
338 propagate_info_to_loop_tree_node_cap.
339 (regno_top_level_allocno_map): New global variable.
340 (ira_build): Create caps before build conflicts. Call
341 create_allocno_live_ranges. Propagate info to caps. Report
343 (ira_destroy): Call finish_allocno_live_ranges.
345 * ira-conflicts.c (set_allocno_live, clear_allocno_live,
346 record_regno_conflict, mark_reg_store, mark_reg_clobber,
347 mark_reg_conflicts, mark_reg_death): Remove.
348 (add_insn_allocno_copies, add_copies): New functions.
349 (add_allocno_copy_to_list, remove_allocno_copy_from_list,
350 swap_allocno_copy_ends_if_necessary, add_allocno_copy): Remove.
351 (add_allocno_copies): Rename to add_insn_allocno_copies. Use
352 ira_curr_regno_allocno_map and add_insn_allocno_copies.
353 (single_reg_class, single_reg_operand_class,
354 process_single_reg_class_operands, process_bb_node_for_conflicts):
356 (INT_BITS, INT_TYPE, EXECUTE_IF_SET_IN_ALLOCNO_SET): Move to
358 (allocnos_live_bitmap, SET_ALLOCNO_CONFLICT_ROW,
359 CLEAR_ALLOCNO_CONFLICT_ROW, TEST_ALLOCNO_CONFLICT_ROW): Remove.
360 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, TEST_ALLOCNO_LIVE):
361 Use {SET, CLEAR, TEST}_ALLOCNO_SET_BIT.
362 (allocno_row_words, hard_regs_live, curr_bb_node,
363 curr_regno_allocno_map, curr_reg_pressure): Remove.
364 (CONFLICTP): Rename to CONFLICT_P.
366 (propagate_allocno_info): Use ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
367 Set up ALLOCNO_CALLS_CROSSED_START.
368 (allocno_conflict_p): New function.
369 (allocno_reg_conflict_p): Use allocno_conflict_p.
370 (build_allocno_conflict_vects): Divide original and propagated
372 (print_hard_reg_set): New function.
373 (print_conflicts): Use print_hard_reg_set. Set up mark for the
374 start of propagated conflicts.
375 (debug_conflicts): Add parameter.
376 (ira_build_conflicts): Call add_copies. Set up
377 ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
379 * ira-costs.c (struct costs): Make cost allocated dynamically.
380 (struct_costs_size, temp_cots, op_costs, this_op_costs): New
382 (costs): Rename to total_costs.
383 (COSTS_OF_ALLOCNO): New macro.
384 (curr_regno_allocno_map): Remove. Use ira_curr_regno_allocno_map
386 (record_reg_classes): Check NO_REGS in allocno_pref.
387 (record_address_regs): Use COSTS_OF_ALLOCNO.
388 (scan_one_insn): Ditto.
389 (print_costs): Ditto.
390 (find_allocno_class_costs): Ditto. Pass additional argument to
391 traverse_loop_tree. Set up NO_REGS if memory is cheaper.
392 (setup_allocno_cover_class_and_costs): Use
393 ALLOCNO_UPDATED_MEMORY_COST instead of
394 ALLOCNO_ORIGINAL_MEMORY_COST, ALLOCNO_UPDATED_HARD_REG_COSTS
395 instead of ALLOCNO_CURR_HARD_REG_COSTS, and
396 ALLOCNO_UPDATED_CONFLICT_HARD_REG_COSTS instead of
397 ALLOCNO_CURR_CONFLICT_HARD_REG_COSTS. Pass additional argument to
399 (init_ira_costs_once): Allocate init_cost, op_costs,
400 this_op_costs, temp_costs.
401 (finish_ira_costs_once): New function.
403 * ira-color.c: Use ALLOCNO_UPDATED_MEMORY_COST instead of
404 ALLOCNO_ORIGINAL_MEMORY_COST, ALLOCNO_UPDATED_HARD_REG_COSTS
405 instead of ALLOCNO_CURR_HARD_REG_COSTS, and
406 ALLOCNO_UPDATED_CONFLICT_HARD_REG_COSTS instead of
407 ALLOCNO_CURR_CONFLICT_HARD_REG_COSTS. Use
408 ALLOCNO_TOTAL_CONFLICT_HARD_REGS instead of
409 ALLOCNO_CONFLICT_HARD_REGS.
410 (processed_allocno_bitmap): Rename into
411 processed_coalesced_allocno_bitmap.
412 (allocno_cost_compare_func): Use ALLOCNO_UPDATED_MEMORY_COST
413 instead of ALLOCNO_MEMORY_COST.
414 (assign_hard_reg): Remove biased coloring.
415 (add_allocno_to_ordered_bucket): Check cover class first.
416 (loop_edge_freq): Make it external.
417 (setup_allocno_left_conflicts_num): Check that conflicting
418 allocnos of one class.
419 (allocno_conflict_p): Rename to coalesced_allocno_conflict_p.
420 (color_pass): Check pressure in the loop (not in subloops) for
422 (allocno_priorities): New variable.
423 (start_allocno_priorities, finish_allocno_priorities): New
425 (allocno_priority_compare_func): Use allocno_priorities.
426 (priority_coloring): Call start_allocno_priorities and
427 finish_allocno_priorities.
428 (do_coloring): Pass additional argument to traverse_loop_tree.
430 * ira-emit.c (struct move): Add member insn.
431 (create_move): Initialize member insn.
432 (generate_edge_moves): Set up ALLOCNO_MEM_OPTIMIZED_DEST and
433 ALLOCNO_MEM_OPTIMIZED_DEST_P.
434 (change_loop): Check prohibited_mode_move_regs.
435 (curr_jump_map, can_move_through_p): Remove.
436 (unify_moves): Don't move through jump.
437 (modify_move_list): Set up attributes for new allocno used for
438 breaking dependency loops.
439 (emit_move_list): Set up insn codes.
440 (update_costs, add_range_and_copies_from_move_list,
441 add_ranges_and_copies): New functions.
442 (ira_emit): Add a parameter. Call add_ranges_and_copies.
444 2007-10-09 Vladimir Makarov <vmakarov@redhat.com>
446 * toplev.h (flag_ira_coalesce): New external variable.
448 * ira-int.h (allocno): New members first_coalesced_allocno,
449 next_coalesced_allocno.
450 (ALLOCNO_FIRST_COALESCED_ALLOCNO, ALLOCNO_NEXT_COALESCED_ALLOCNO):
452 (reg_class_subintersect): New external variable.
454 * ira-color.c (processed_allocno_bitmap): New variable.
455 (allocno_cost_compare_func, print_coalesced_allocno): New
457 (assign_hard_reg): Process coalesced allocnos.
458 (get_coalesced_allocnos_best_class_and_freq): New function.
459 (add_allocno_to_ordered_bucket): Use the function.
460 (push_allocno_to_stack, push_allocnos_to_stack): Process coalesced
462 (remove_allocno_from_bucket_and_push, pop_allocnos_from_stack):
463 Use print_coalesced_allocno.
464 (setup_allocno_available_regs_num,
465 setup_allocno_left_conflicts_num): Process coalesced allocnos.
466 (copy_freq_compare_func, allocno_conflict_p, coalesce_allocnos):
468 (color_allocnos): Allocate/free processed_allocno_bitmap. Call
470 (priority_coloring): Allocate/free processed_allocno_bitmap.
472 * ira-build.c (check_coalesced_allocnos): New function.
473 (create_allocno): Initiate next_coalesced_allocno,
474 first_coalesced_allocno.
475 (create_cap_allocno): Check next_coalesced_allocno,
476 first_coalesced_allocno.
478 * common.opt (fira-coalesce): New option.
480 * ira.c (setup_reg_class_intersect): New function.
481 (reg_class_subintersect): New global variable.
482 (init_ira_once): Call setup_reg_class_intersect.
484 * doc/invoke.texi (-fira-coalescing): New option.
486 2007-09-20 Vladimir Makarov <vmakarov@redhat.com>
488 * ira-build.c (create_allocno): Initialize ALLOCNO_BEST_CLASS.
490 * ira-color.c (add_allocno_to_ordered_bucket): Use
493 * ira-costs.c (setup_allocno_cover_class_and_costs): Initialize
496 * ira-int.h (allocno): New member best_class.
497 (ALLOCNO_BEST_CLASS): New macro.
499 2007-09-19 Vladimir Makarov <vmakarov@redhat.com>
501 * ira-int.h (allocno): Remove calls_crosed. Add
503 (ALLOCNO_CALLS_CROSSED): Remove.
504 (ALLOCNO_CALLS_CROSSED_START): Add.
506 (regno_calls, add_regno_call): New.
508 * ira-build.c (initiate_calls, finish_calls, add_regno_call): New
510 (regno_calls, regno_calls_num): New globals.
512 (add_loop_to_tree): Use loop_outer.
513 (form_loop_tree): Ditto.
514 (initiate_allocnos, create_cap_allocno): Remove
515 ALLOCNO_CALLS_CROSSED. Add ALLOCNO_CALLS_CROSSED_START.
516 (finish_allocnos): Remove ALLOCNO_CALLS_CROSSED.
517 (create_bb_allocnos, create_loop_allocnos): Use DF_LR_{IN,OUT}
518 instead of DF_UPWARD_LIVE_{IN,OUT}.
519 (ira_build): Remove adding df problems and call of
520 free_dominance_info. Call initiate_calls.
521 (ira_destroy): Add free_dominance_info and finish_calls. Remove
524 * ira-emit.c (change_regs): Return the result.
525 (generate_edge_moves): Use DF_LR_{IN,OUT} instead of
526 DF_UPWARD_LIVE_{IN,OUT}.
527 (change_loop): Call df_insn_rescan and df_note_rescan if there is
529 (can_move_through_p): Use hard_reg_set_equal_p instead of
530 GO_IF_HARD_REG_EQUAL.
532 * ira-costs.c (copy_cost, record_reg_classes,
533 record_address_regs): Call init_move_cost if it is necessary.
534 (tune_allocno_costs_and_cover_classes): Use regno_calls and
535 ALLOCNO_CALLS_CROSSED_START instead of ALLOCNO_CALLS_CROSSED.
537 * ira-conflicts.c (n_regs_set): Remove.
538 (regs_set): Make it a vector.
539 (mark_reg_store, mark_reg_clobber): Change 2nd parameter type.
540 (process_bb_node_for_conflicts): Use DF_LR_IN instead of
541 DF_UPWARD_LIVE_IN. Call add_regno_call. Initialize
542 ALLOCNO_CALLS_CROSSED_START. Remove ALLOCNO_CALLS_CROSSED.
543 (build_conflict_bit_table): Initialize and finalize regs_set.
544 (propagate_allocno_info): Remove ALLOCNO_CALLS_CROSSED.
545 Initialzie ALLOCNO_CALLS_CROSSED_START.
547 * ira-color.c (setup_allocno_available_regs_num,
548 setup_allocno_left_conflicts_num): New functions.
549 (update_allocno_avaialable_regs): Remove.
550 (sorted_allocnos, allocno_stack_varray): Move upper.
551 (assign_hard_reg): Use hard_reg_set_subset_p instead of
552 GO_IF_HARD_REG_SUBSET.
553 (loop_edge_freq): Use DF_LR_{IN,OUT} instead of
554 DF_UPWARD_LIVE_{IN,OUT}.
555 (put_allocno_into_bucket): Call setup_allocno_available_regs_num
556 and setup_allocno_left_conflicts_num.
557 (print_loop_title): Use loop_depth.
558 (allocno_priority_compare_func): Remove REG_N_REFS and
560 (retry_ira_color): Use SET_REGNO. Use ALLOCNO_CALLS_CROSSED_NUM
561 instead of ALLOCNO_CALLS_CROSSED.
562 (collect_pseudo_call_clobbered_regs): Use regno_calls and
563 ALLOCNO_CALLS_CROSSED_START instead of ALLOCNO_CALLS_CROSSED.
565 * ira-call.c (init_ira_call_data): Add argument to
567 (n_regs_set): Remove.
568 (regs_set): Make it a vector.
569 (mark_reg_store, mark_reg_clobber): Change 2nd parameter type.
570 (mark_referenced_regs): Check null x.
571 (put_save_restore_and_calculate_local_info): Initialize and
572 finalize regs_set. Use DF_LR_{IN,OUT} instead of
573 DF_UPWARD_LIVE_{IN,OUT}. Use loop_outer.
574 (do_init_nothing): Remove.
575 (save_trans_fun, save_con_fun_0, restore_trans_fun,
576 restore_con_fun_0): Remove 1st parameter.
577 (save_con_fun_n, restore_con_fun_n): Ditto. Use
578 df_simple_dataflow instead of df_analyze_problem.
579 (put_save_restore): Use DF_LR_IN instead of DF_UPWARD_LIVE_IN.
580 Call mark_all_referenced_regs for all insn. Use bitmap progress.
581 (get_move_insn): New function.
582 (put_save_restore_and_calculate_local_info, put_save_restore): Use
585 * ira.c (insn_contains_asm_1, insn_contains_asm,
586 compute_regs_asm_clobbered, expand_reg_info): New functions.
587 (setup_class_subset_and_move_costs): Use hard_reg_set_subset_p
588 instead of GO_IF_HARD_REG_SUBSET.
589 (setup_reg_subclasses, setup_class_translate): Ditto. Use
590 hard_reg_set_equal_p instead of GO_IF_HARD_REG_EQUAL.
591 (setup_eliminable_regset): Call compute_regs_asm_clobbered. Use
592 df_set_regs_ever_live instead of regs_ever_live.
593 (setup_reg_renumber): Check reg_equiv_const and
594 reg_equiv_invariant_p.
595 (ira): Remove no_new_pseudos. Add df-problems and analyze. Call
596 regstat_init_n_sets_and_refs and regstat_compute_ri. Remove
597 delete_unreachable_blocks. Use expand_reg_info. Move
598 setup_preferred_alternate_classes upper. Remove life_analysis.
599 Prepare df-insfrastructure for reload.
601 * regclass.c (setup_reg_classes): Don't use reg_pref_buffer.
603 * function.[ch] (get_call_invalidated_used_regs): Change 1st
606 * gengtype.c (main): Add HARD_REG_SET.
608 * alias.c (value_addr_p): New function.
609 (nonoverlapping_memrefs_p): Use it.
611 * caller-save.c (init_caller_save): Use DF_LR_TOP for IRA instead
612 of global_live_at_start.
614 2007-05-04 Vladimir Makarov <vmakarov@redhat.com>
616 * ira-conflicts.c: Change pseudo to allocno.
617 * ira-color.c: Ditto.
619 * ira-build.c: Ditto.
621 (important_classes_num, important_classes): New variables.
622 (setup_cover_classes): Set up the variable values.
623 * ira-costs.c: Ditto.
624 (record_reg_classes, record_address_regs, scan_one_insn,
625 find_pseudo_class_costs): Process only important classes.
626 * ira-call.c: Ditto. Add comments about placement optimization.
628 (allocno) Use one bit field for boolean members.
629 (important_classes_num, important_classes): New external
632 2007-03-16 Vladimir Makarov <vmakarov@redhat.com>
634 * flags.h (ira_algorithm): Add IRA_ALGORITHM_MIXED.
636 * opts.c (common_handle_option): Set up IRA_ALGORITHM_MIXED from
639 * common.opt (fira-assign-after-call-split, fira-propagate-cost,
640 fira-split-around-calls): New options.
641 (fira-ipra): Switch off by default.
643 * doc/invoke.texi (-fira-algorithm): Add mixed algorithm.
644 (-fno-ira-ipra): Rename to -fira-ipra.
645 (-fno-ira-assign-after-call-split, -fira-propagate-cost,
646 -fno-ira-split-around-calls): Add new options.
648 * ira-conflicts.c (curr_reg_pressure): New variable.
649 (set_pseudo_live, clear_pseudo_live, mark_reg_store,
650 mark_reg_death): Update reg pressure.
651 (add_pseudo_copies): Decrease cost for copy with dead pseudo.
652 (process_bb_node_for_conflicts): Propagate reg pressure.
653 (build_conflict_bit_table): Call process_bb_node_for_conflicts in
655 (ira_build_conflicts): Add new coloring algorithm.
656 (ira_build_conflicts): Add flag_ira_split_around_calls.
658 * ira-emit.c (change_loop): Print allocation on the region
659 borders. Use pseudo_cap_member instead of regno.
660 (modify_move_list): Add parameter to create pseudo.
661 (ira_emit): Use pseudo_cap_member instead of regno.
663 * ira-build.c (create_loop_tree_nodes): Set up initial reg
665 (create_pseudo): Add parameter. Use the parameter value instead
667 (print_expanded_pseudo): Use pseudo_cap_member instead of regno.
668 (create_cap_pseudo, create_insn_pseudos, create_bb_pseudos,
669 create_loop_pseudos): Add argument to create_pseudo call.
670 (create_pseudos, ira_build): Process IRA_ALGORITHM_MIXED.
671 (create_loop_tree_node_caps): Create cap pseudo for all pseudos
672 not having father pseudo.
674 * final.c (rest_of_handle_final): Process INCOMING_REGNO.
676 * toplev.h (flag_ira_assign_after_call_split,
677 flag_ira_propagate_cost, flag_ira_split_around_calls): New flags.
679 * caller-save.c (save_call_clobbered_regs): Move declaration
680 this_insn_sets to the function start.
682 * ira-int.h (ira_loop_tree_node): Add reg_pressure.
683 (pseudo): More comments for regno and cap_member
684 (original_regno_call_crossed_p, ira_max_regno_before,
685 ira_max_regno_call_before): New external variables.
686 (create_pseudo): Add parameter.
687 (reassign_conflict_pseudos, debug_ira_call_data,
688 split_around_calls, get_around_calls_regno): New function
691 * ira-color.c (assign_hard_reg): Set best_hard_regno and
692 conflict_regs earlier. Check register availability earlier.
693 Ignore conflict and copy cost for PSEUDO_MAY_BE_SPILLED_P.
694 (calculate_pseudo_spill_cost): Use pseudo_cap instead of regno.
695 Check father pseudo instead of subloop pseudos.
696 (pop_pseudos_from_stack): Set up PSEUDO_ASSIGNED_P for NO_REGS
698 (print_loop_title): Print reg pressure.
699 (color_pass): Use PSEUDO_CAP_MEMBER instead of regno. Add mixed
701 (move_spill_restore): Use PSEUDO_CAP_MEMBER instead of regno. Use
702 subloop pseudos instead of father pseudo for cost calculation.
703 (setup_curr_costs, reassign_conflict_pseudos): New functions.
704 (retry_ira_color): Don't allocate call used registers when
705 flag_caller_saves or flag_ira_split_around_calls. Call
706 setup_curr_cost. Print about spilling pseudo split around calls.
707 (reuse_stack_slot): Choose the slot with minimal memory-memory
710 * ira.c (setup_reg_renumber): Add 2 parameters. Use cap_number
711 instead of regno. Initialize caller_save_needed. Make assertion
713 (setup_pseudo_assignment_from_reg_renumber): New function.
714 (calculate_allocation_cost): Add assertion.
715 (print_redundant_copies): Use cap_number instead of regno.
716 (original_regno_call_crossed_p, ira_max_regno_before,
717 ira_max_regno_call_before): New global variables.
718 (ira): Process IRA_ALGORITHM_MIXED. Set up
719 ira_max_regno_call_before and ira_max_regno_before. New arguments
720 for setup_reg_renumber. Reassign if pseudo changed its class.
721 Split pseudos around the call if necessary. Reassign if a pseudo
724 * ira.h: New year for Copyright.
726 * ira-costs.c (reg_pref): Rename to pseudo_pref.
727 (reg_pref_buffer): rename to pseudo_pref_buffer.
728 (find_pseudo_class_costs): Initialize best_cost and best_class.
729 Process IRA_ALGORITHM_MIXED. Find best cover class for regno.
730 (process_bb_node_for_hard_reg_moves): Process IRA_ALGORITHM_MIXED.
732 * Makefile.in (ira-call.o): Add new file.
734 * reload1.c (calculate_needs_all_insns): Remove unnecessary
737 * ira-call.c: New file.
739 2007-02-09 Vladimir Makarov <vmakarov@redhat.com>
741 * common.opt (fipra): Rename to fira-ipra. Make it default.
742 (fira-move-spills, fira-share-save-slots, fira-share-spill-slots):
744 * toplev.h (flag_ipra): Rename to flag_ira_ipra.
745 (flag_ira_move_spills, flag_ira_share_save_slots,
746 flag_ira_share_spill_slots): New external definitions.
747 * doc/invoke.texi (-fipra): Rename to -fno-ira-ipra.
748 (-fno-ira-move-spills, -fno-ira-share-save-slots,
749 -fno-ira-share-spill-slots): New options.
750 * function.c (get_call_invalidated_used_regs): Rename flag_ipra to
752 * ira-costs.c (tune_pseudo_costs_and_cover_classes): Ditto.
753 * caller-save.c (setup_save_areas): Use flag_ira_share_save_slots.
754 Rename flag_ipra to flag_ira_ipra.
755 (flag_ira_share_save_slots): Use flag_ira_move_spills.
756 * ira-color.c (assign_hard_reg): Skip pseudos with different cover
758 (reuse_stack_slot): Use flag_ira_share_spill_slots.
759 * config/arm/arm.h (IRA_COVER_CLASSES): New macro.
761 2007-02-31 Vladimir Makarov <vmakarov@redhat.com>
763 * reload.h (debug_save_data): New definition.
765 * caller-save.c (struct bb_info): New.
766 (BB_INFO, BB_INFO_BY_INDEX): New macros.
767 (calculate_local_save_info, set_up_bb_rts_numbers, rpost_cmp,
768 calculate_save_in_out, calculate_save_here,
769 make_global_save_analysis, print_hard_reg_set_and_mode,
770 print_hard_reg_set, print_save_data, debug_save_data,
771 set_hard_reg_saved): New functions.
772 (save_call_clobbered_regs): Make global save analysis and use it
773 to put save/restore code.
774 (insert_one_insn): Check CODE_LABEL.
776 2007-01-19 Vladimir Makarov <vmakarov@redhat.com>
778 * toplev.h (flag_ipra): New external definition.
780 * common.opt (fipra): New option.
782 * doc/invoke.texi (-fipra); Document the option.
784 * cgraph.h (cgraph_node): New member function_used_regs.
786 * cgraph.c (cgraph_create_node): Initialize function_used_regs.
788 * final.c (update_regs_ever_live): New function.
789 (rest_of_handle_final): Set up function_used_regs and
792 * ira-build.c (ira_build): Clear function call_used_regs.
794 * function.h: Add hard-reg-set.h header.
795 (emit_status): New member call_used_regs.
796 (get_call_invalidated_used_regs): New definition.
798 * function.c (get_call, get_call_invalidated_used_regs): New
801 * Makefile.in (FUNCTION_H): Add hard-reg-set.h.
802 (caller-save.o): Add dependence on output.h and ira.h
804 * regrename.c (copyprop_hardreg_forward_1): Use function
805 get_call_invalidated_used_regs.
807 * ira-conflicts.c (process_bb_node_for_conflicts): Ditto.
809 * postreload-gcse.c (record_opr_changes,
810 reg_set_between_after_reload_p, reg_used_between_after_reload_p):
813 * postreload.c (reload_combine, reload_cse_move2add): Ditto.
815 * rtlanal.c (reg_set_between_p): Ditto.
817 * flow.c (propagate_one_insn): Ditto.
819 * df-scan.c (df_insn_refs_record): Ditto.
821 * gcse.c (compute_hash_table_work, compute_store_table): Ditto.
823 * cselib.c (cselib_process_insn): Ditto.
825 * loop-iv.c (simplify_using_assignment): Ditto.
827 * sched-deps.c (sched_analyze): Ditto.
829 * combine.c (record_dead_and_set_regs): Ditto.
831 * resource.c (mark_set_resources, mark_set_resources): Ditto.
833 * var-tracking.c (var-tracking.c): Ditto.
835 * reload1.c (reload): Ditto.
837 * cse.c (invalidate_for_call): Ditto. Add parameter.
838 (cse_insn): Pass the parameter.
840 * ira.h (try_to_migrate): Remove the definition.
841 (collect_pseudo_call_clobbered_regs): New external definition.
843 * ira-color.c (collect_pseudo_call_clobbered_regs): New function.
845 * ira-costs.c (tune_pseudo_costs_and_cover_classes): Add cost
846 calculation when IPRA is used.
848 * caller-save.c: Include headers output.h and ira.h.
849 (saved_hard_reg): New structure.
850 (hard_reg_map, hard_reg_map, all_saved_regs): New variables.
851 (all_saved_regs, new_saved_hard_reg, finish_saved_hard_regs,
852 saved_hard_reg_compare_func): New functions.
853 (setup_save_areas): Add code for sharing stack slots.
854 (save_call_clobbered_regs): Use function
855 get_call_invalidated_used_regs.
857 2007-01-12 Vladimir Makarov <vmakarov@redhat.com>
859 * doc/tm.texi (IRA_HARD_REGNO_ADD_COST_MULTIPLIER): New macro.
861 * ira-conflicts.c (add_pseudo_copies): Add copy between output and
862 died operand pseudos.
864 * ira.c (setup_cover_classes, setup_class_translate): Define and
865 call only when IRA_COVER_CLASSES is defined.
866 (no_alloc_regs): Rename to no_unit_alloc_regs.
867 (setup_eliminable_regset): Set up no_alloc_regs.
869 * ira-costs.c (tune_pseudo_costs_and_cover_classes): Modify cost
870 if IRA_HARD_REGNO_ADD_COST_MULTIPLIER is defined.
872 * config/s390/s390.h (IRA_COVER_CLASSES,
873 IRA_HARD_REGNO_ADD_COST_MULTIPLIER(regno)): Define.
875 2006-12-22 Vladimir Makarov <vmakarov@redhat.com>
877 * rtl.h (setup_reg_classes): New function prototype.
879 * regclass.c (setup_reg_classes): New function.
881 * global.c (global_alloc): Dump information about register
884 * ira-int.h (ira_build): Change prototype signature.
886 * ira-color.c (pseudo_compare_func): Rename to
887 pseudo_priority_compare_func.
888 (priority_coloring): Dump information about register
891 * ira-build.c (ira_build): Return true if we have loops for the
894 * ira.c (setup_preferred_alternate_classes): New function.
895 (ira): Use it instead of regclass. Rebuild only if we have loops.
897 2006-12-15 Vladimir Makarov <vmakarov@redhat.com>
899 * ira.h, ira-int.h, ira.c, ira-build.c, ira-costs.c
900 ira-conflicts.c, ira-color.c, ira-emit.c: New files.
902 * flags.h (ira_algorithm): New enumeration.
903 (flag_ira_algorithm): New external variable declaration.
905 * tree-pass.h (pass_ira): New external variable declaration.
907 * toplev.c (ira.h): New include.
908 (flag_ira_algorithm): New global variable.
909 (backend_init): Call init_ira_once.
911 * toplev.h (flag_ira, flag_ira_biased_coloring): New external
912 variable declarations.
914 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
915 may_move_out_cost): New external variable declarations.
917 * caller-save.c (no_caller_save_reg_set): New global variable.
918 (init_caller_save): Set up no_caller_save_reg_set.
920 * global.c (eliminable_regset): Make it external.
921 (gate_handle_global_alloc): New function.
922 (pass_global_alloc): Add the gate function.
924 * opts.c (decode_options): Print the warning for -fira.
925 (common_handle_option): Process -fira-algorithm option.
927 * timevar.def (TV_IRA): New pass.
929 * hard-reg-set.h (no_caller_save_reg_set): New external variable
932 * regmove.c (regmove_optimize): Don't do replacement of output
933 operands by input operands.
934 (rest_of_handle_regmove): Don't do CFG cleanup for IRA.
936 * local-alloc.c (update_equiv_regs): Make it external. Return
937 true if jump label rebuilding should be done.
938 (gate_handle_local_alloc): New function.
939 (pass_local_alloc): Add the gate function.
941 * alias.c (stack_addr_p): New function.
942 (nonoverlapping_memrefs_p): Add code for IRA.
944 * common.opt (fira, fira-algorithm, fira-biased-coloring): New
947 * regclass.c (contains_reg_of_mode, move_cost, may_move_in_cost,
948 may_move_out_cost): Make the variables external.
950 * rtl.h (eliminable_regset): New external variable declaration.
951 (update_equiv_regs): New external function definition.
953 * Makefile.in (IRA_INT_H): New definition.
954 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
955 ira-conflicts.o, ira-color.o, and ira-emit.o.
956 (reload1.o, toplev.o): Add dependence on ira.h.
957 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
958 ira-emit.o): New entries.
960 * passes.c (pass_ira): New pass.
962 * reload1.c (alter_reg): Add a new parameter.
963 (pseudo_reg_compare): New function.
964 (reload): Sort pseudos for IRA. Call alter_reg with the
965 additional parameter.
966 (count_spilled_pseudo): New variable freq. Use it.
967 (alter_reg): Add code for IRA.
968 (eliminate_regs_1, finish_spills, emit_input_reload_insns,
969 delete_output_reload): Use additional parameter for alter_reg.
970 (finish_spills, emit_input_reload_insns, delete_output_reload):
971 Call mark_allocation_change.
972 (finish_spills): Call retry_ira_color.
974 * doc/invoke.texi: Describe new options -fira,
975 -fira-biased-coloring, and -fira-algorithm.
977 * doc/passes.texi: Decribe IRA.
979 * doc/tm.texi: Decribe macro IRA_COVER_CLASSES.
981 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
983 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
985 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
987 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
989 Richard Henderson <rth@redhat.com>
991 * tree-pass.h (pass_lower_subreg): New external definition.
992 * toplev.h (flag_lower_subreg): New external definition.
993 * rtl.def (CONCATN): New rtl expression.
994 * dwarf2out.c (concatn_loc_descriptor): New function.
995 (loc_descriptor): Process CONCATN.
996 * timevar.def (TV_LOWER_SUBREG): New definition.
997 * emit-rtl.c (gen_reg_rtx_offset): New function.
998 (gen_lowpart_common): Process CONCATN.
999 * simplify-rtx.c (simplify_subreg): Process CONCATN.
1000 * common.opt (flower-subreg): New options.
1001 * rtl.h (gen_reg_rtx_offset): New external definition.
1002 * Makefile.in (OBJS-common): Add lower-subreg.o.
1003 (lower-subreg.o): New entry.
1004 * passes.c (pass_lower_subreg): Add new pass.
1005 * lower-subreg.c: New file.
1007 2007-08-30 Richard Guenther <rguenther@suse.de>
1009 PR tree-optimization/33199
1010 * tree-ssa-structalias.c (handle_lhs_call): New function.
1011 (find_func_aliases): In non-IPA mode make sure that for
1012 calls that return a pointer we add a constraint for the
1013 result to point to anything.
1015 2007-08-30 Richard Guenther <rguenther@suse.de>
1017 * doc/invoke.texi (-mveclibabi): Document new target option.
1018 * config/i386/i386.opt (-mveclibabi): New target option.
1019 * config/i386/i386.c (ix86_veclib_handler): Handler for
1020 vectorization library support.
1021 (override_options): Handle the -mveclibabi option, initialize
1022 the vectorization library handler.
1023 (ix86_builtin_vectorized_function): As fallback call the
1024 vectorization library handler, if set.
1025 (ix86_veclibabi_acml): New static function for ACML ABI style
1026 vectorization support.
1028 2007-08-30 Jakub Jelinek <jakub@redhat.com>
1030 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
1031 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
1032 SImode and update m. Don't run gen_lowpart_common on arbitrary
1033 memory address, force it to register first.
1036 * dce.c (dce_process_block): Don't delete setters of
1037 artificially used registers.
1039 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1041 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
1042 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
1043 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
1045 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1047 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
1049 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
1050 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
1052 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1054 * system.h: Activate -Wcast-qual as warning-only.
1056 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
1059 * config/rs6000/rs6000.c (compare_section_name): New function.
1060 (rs6000_elf_in_small_data_p): Compare section prefixes instead
1063 2007-08-29 Olivier Hainque <hainque@adacore.com>
1065 * xcoffout.c: #include debug.h.
1066 * Makefile.in (xcoffout.o): Add debug.h dependency.
1068 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
1070 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
1071 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
1073 2007-08-29 Richard Guenther <rguenther@suse.de>
1075 * tree-pretty-print.c (dump_generic_node): Print
1076 label DECL_UID as D.%u.
1077 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
1079 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1081 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
1082 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
1084 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
1087 * tree.c (build_type_attribute_qual_variant): Set canonical types
1088 on the final, unqualified attribute variant before building the
1091 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1093 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
1094 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
1096 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1099 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1100 * config/bfin/bfin.md (composev2hi): Put operands into vector
1103 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1105 * config/bfin/bfin.md (composev2hi): Put operands into vector
1108 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1110 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
1111 attribute when appropriate.
1112 (bfin_handle_l1_text_attribute): New.
1113 (bfin_handle_l1_data_attribute): New.
1114 (bfin_attribute_table): Add attributes: l1_text, l1_data,
1115 l1_data_A and l1_data_B.
1116 * doc/extend.texi (node Function Attributes): Document l1_text
1118 (Variable Attributes): Add Blackfin subsection. Document l1_data,
1119 l1_data_A and l1_data_B variable attributes.
1121 2007-08-28 Jie Zhang <jie.zhang@analog.com>
1123 * config/bfin/bfin.opt (minline-plt): Add.
1124 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
1125 call to global functions.
1126 * doc/invoke.texi (Option Summary): Mention -minline-plt.
1127 (Blackfin Options): Document -minline-plt.
1129 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
1131 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
1132 given a non-function.
1133 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
1135 2007-08-28 DJ Delorie <dj@redhat.com>
1137 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
1139 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1141 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
1143 2007-08-28 Richard Guenther <rguenther@suse.de>
1145 * tree.h (struct tree_function_decl): Increase size of
1146 function_code bitfield.
1148 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
1149 Kazu Hirata <kazu@codesourcery.com>
1151 * gcc/config/m68k/linux.h
1152 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
1153 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
1154 (m68k_return_in_memory): New.
1155 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
1158 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
1161 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
1162 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
1163 operand) when top VEC_SELECT extracts scalar element.
1164 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
1165 (*vec_extract_v4sf_mem): Ditto.
1167 2007-08-28 Jakub Jelinek <jakub@redhat.com>
1170 * passes.c (init_optimization_passes): Move pass_df_finish
1171 after pass_postreload sublist.
1173 PR rtl-optimization/33148
1174 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
1175 (neg (lt X 0)) if X has scalar int mode.
1178 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
1179 initializer, use build_vector_from_ctor if possible to create
1180 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
1181 even after this, return NULL.
1183 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
1185 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
1187 2007-08-28 Richard Guenther <rguenther@suse.de>
1189 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
1190 (struct tree_function_decl): Make function_code a bitfield.
1191 Add disregard_inline_limits flag.
1192 * cgraphunit.c (cgraph_process_new_functions): Check
1193 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
1194 (cgraph_preserve_function_body_p): Likewise.
1195 * ipa-inline.c (compute_inline_parameters): Likewise.
1196 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
1197 for GNU C extern inline functions.
1198 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
1199 * tree-inline.c (disregard_inline_limits_p): Remove.
1200 * tree-inline.h (disregard_inline_limits_p): Likewise.
1201 * c-common.c (handle_always_inline_attribute): Set
1202 DECL_DISREGARD_INLINE_LIMITS.
1203 * langhooks.c (add_builtin_function): Verify the function code
1204 fits in the bitfield.
1206 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
1207 Vladimir Yanovsky <yanov@il.ibm.com>
1208 Revital Eres <eres@il.ibm.com>
1209 Andrey Belevantsev <abel@ispras.ru>
1211 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
1213 * modulo-sched.c: Add documentation regarding do-loop.
1214 (doloop_register_get): Change number of arguments to support
1215 the new do-loop pattern and check whether COUNT_REG has no other
1216 occurences in the loop besides in the control part.
1217 (duplicate_insns_of_cycles): Do not duplicate the insn which
1218 changes count_reg as it is already adjusted.
1219 (generate_prolog_epilog): New argument to support the new
1220 do-loop pattern. Change the subtract instruction to use
1221 expand_simple_binop. Call duplicate_insns_of_cycles with new
1223 (sms_schedule): Call doloop_register_get and
1224 generate_prolog_epilog with new argument. Do not handle loops
1225 with single sets insns with subreg in their lhs.
1226 * loop-doloop.c (doloop_optimize): Support for another do-loop
1228 (doloop_condition_get): Gets an instruction instead of a pattern
1229 and change the return condition when the do-loop pattern is
1231 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
1232 deps when considering to not create edges.
1234 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
1236 * doc/extend.texi (gnu_inline funtion attribute): Document C++
1239 2007-08-27 Jason Merrill <jason@redhat.com>
1242 * gimplify.c (gimplify_modify_expr): Discard the assignment of
1243 zero-sized types after calling gimplify_modify_expr_rhs.
1245 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
1247 * regclass.c (init_reg_autoinc): Fix typo.
1249 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
1251 Fix PR tree-optimization/33173
1252 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
1254 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
1257 * config/i386/i386.h (VALID_DFP_MODE_P): New.
1258 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
1261 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
1262 David Ung <davidu@mips.com>
1263 Nigel Stephens <nigel@mips.com>
1265 Separate target-specific initialization from general
1266 back-end initialization.
1268 * toplev.c (init_alignments): New, split out from...
1269 (process_options): ...here.
1270 (backend_init_target): New, split out from...
1271 (backend_init): ...here.
1272 (lang_dependent_init_target): New, split out from...
1273 (lang_dependent_init): ...here.
1274 (target_reinit): New.
1275 * toplev.h (target_reinit): Declare.
1276 * expr.c (init_expr_target): Renamed from init_expr_once, since it
1277 now can be called more than once. Update comments.
1278 * expr.h (init_expr_target): Likewise.
1279 * alias.c (init_alias_target): Renamed from init_alias_once, since it
1280 now can be called more than once. Explicitly zero
1281 static_reg_base_value.
1282 * emit-rtl.c (init_emit_regs): New, split out from...
1283 (init_emit_once): Here.
1284 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
1285 non-const, so that changes from command-line arguments can overwrite
1286 values provided by the static initializers.
1287 (initial_call_really_used_regs): New, used similarly to the above.
1288 (initial_reg_names): Likewise.
1289 (last_mode_for_init_move_cost): Promoted function-local static to
1290 file-scope static to make it accessible outside init_move_cost.
1291 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
1292 Do not initialize inv_reg_alloc_order yet, either. Do initialize
1293 reg_names since it is needed for parsing command-line options.
1294 (init_move_cost): Use last_mode_for_init_move_cost instead of
1295 function-local static.
1296 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
1297 call_really_used_regs now. Reinitialize reg_names. Also
1298 initialize inv_reg_alloc_order. Zero reg_class_subunion and
1299 reg_class_superunion. Clear losing_caller_save_reg_set.
1300 Preserve global registers if called more than once. Reset
1301 move cost, may_move_in_cost, may_move_out_cost, and
1302 last_mode_for_init_move_cost.
1303 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
1304 can now be invoked more than once. Update comments.
1305 (init_regs): Update comments.
1306 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
1307 and initial_call_really_used_regs, instead of the non-initial
1308 variables. This allows us to save the command-line register settings
1309 after target reinitialization.
1310 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
1311 * rtl.h (init_emit_regs): Declare.
1312 (init_reg_modes_target, init_alias_target): Renamed as described
1314 * reload1.c (init_reload): Update comments.
1315 * optabs.c (init_optabs): Likewise.
1316 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
1318 2007-08-26 Chao-ying Fu <fu@mips.com>
1320 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
1323 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1325 * alias.c (memory_modified_1, memory_modified_in_insn_p):
1327 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
1329 * bb-reorder.c (copy_bb_p): Likewise.
1330 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
1331 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
1332 block_ends_with_condjump_p): Likewise.
1333 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
1334 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
1335 block_ends_with_condjump_p): Likewise.
1336 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
1337 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
1338 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
1339 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
1340 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
1341 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
1342 debug_true_const_tree instad of debug_true_tree.
1343 * debug.c (do_nothing_debug_hooks): Likewise.
1344 * debug.h (ignore_block, debug_true_const_tree): Constify.
1345 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
1346 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
1347 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
1348 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
1349 dbx_reg_number, is_based_loc, field_type,
1350 simple_type_align_in_bits, simple_decl_align_in_bits,
1351 simple_type_size_in_bits, field_byte_offset, insert_float,
1352 type_tag, member_declared_type, is_redundant_typedef,
1353 secname_for_decl, is_inlined_entry_point): Likewise.
1354 * emit-rtl.c (const_next_insn, const_previous_insn,
1355 const_next_nonnote_insn, const_prev_nonnote_insn,
1356 const_next_real_insn, const_prev_real_insn,
1357 const_next_active_insn, const_prev_active_insn, const_next_label,
1358 const_prev_label): Likewise.
1359 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
1361 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
1362 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
1363 sched_insn_is_legitimate_for_speculation_p): Likewise.
1364 * jump.c (reversed_comparison_code_parts,
1365 reversed_comparison_code, reversed_comparison, condjump_label):
1367 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
1368 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
1370 * rtl.h (const_previous_insn, const_next_insn,
1371 const_prev_nonnote_insn, const_next_nonnote_insn,
1372 const_prev_real_insn, const_next_real_insn,
1373 const_prev_active_insn, const_next_active_insn, const_prev_label,
1374 const_next_label, modified_between_p, modified_in_p,
1375 const_note_storeskeep_with_call_p, condjump_label,
1376 reversed_comparison, reversed_comparison_code,
1377 reversed_comparison_code_parts, memory_modified_in_insn_p,
1378 stack_regs_mentioned): Likewise.
1379 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
1380 keep_with_call_p): Likewise.
1381 * sched-deps.c (deps_may_trap_p, sched_get_condition,
1382 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
1383 sd_lists_size, sd_lists_empty_p): Likewise.
1384 * sched-int.h (sched_insns_conditions_mutex_p,
1385 haifa_classify_insn, no_real_insns_p,
1386 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
1387 sd_lists_size, sd_lists_empty_p): Likewise.
1388 * sdbout.c (sdb_debug_hooks): Likewise.
1389 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
1390 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
1391 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
1393 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
1394 tree_can_throw_internal): Likewise.
1395 * tree-flow-inline.h (phi_nodes): Likewise.
1396 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
1397 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
1398 * tree-gimple.c (const_get_call_expr_in): Likewise.
1399 * tree-gimple.h (const_get_call_expr_in): Likewise.
1400 * tree.c (const_lookup_attribute, attribute_list_equal,
1401 attribute_list_contained): Likewise.
1402 * tree.h (attribute_list_equal, attribute_list_contained,
1403 const_lookup_attribute): Likewise.
1404 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
1406 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
1408 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
1409 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
1411 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
1414 * config/alpha/constraints.md: Delete "svn:mime-type" property
1415 with svn propdel "svn:mime-type".
1417 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
1420 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
1421 non NOTE insn doesn't cross basic block.
1422 (noce_try_abs): Likewise.
1423 (noce_process_if_block): Likewise.
1425 2007-08-26 David Edelsohn <edelsohn@gnu.org>
1428 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
1429 operand without auto-inc-dec.
1430 * config/rs6000/rs6000.md (floatsidf2_internal): Use
1431 offsettable_mem_operand.
1432 (floatunssidf2_internal): Same.
1433 (fix_truncdfsi2_internal): Same.
1434 (floatsidf_ppc64): Same.
1435 (floatunssidf_ppc64): Same.
1436 (fix_trunctfsi2_internal): Same.
1438 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
1441 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
1442 pass defines needed for version.c.
1444 2007-08-25 Joseph Myers <joseph@codesourcery.com>
1446 * configure.ac (--debug-prefix-map check): Change assembler
1447 version presumed to have feature to 2.18.
1448 * configure: Regenerate.
1450 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1452 * c-common.c (vector_types_convertible_p,
1453 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
1454 self_promoting_args_p): Constify.
1455 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
1456 c_promoting_integer_type_p, self_promoting_args_p,
1457 anon_aggr_type_p, vector_types_convertible_p): Likewise.
1458 * c-decl.c (anon_aggr_type_p): Likewise.
1459 * * c-dump.c (dump_stmt): Likewise.
1460 * c-objc-common.c (has_c_linkage): Likewise.
1461 * c-tree.h (same_translation_unit_p): Likewise.
1462 * c-typeck.c (null_pointer_constant_p,
1463 tagged_types_tu_compatible_p, function_types_compatible_p,
1464 type_lists_compatible_p, lvalue_or_else, lvalue_p,
1465 comptypes_internal, struct tagged_tu_seen_cache,
1466 same_translation_unit_p, alloc_tagged_tu_seen_cache,
1467 c_size_in_bytes): Likewise.
1468 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
1469 hash_ptr, eq_ptr): Likewise.
1470 * langhooks-def.h (lhd_decl_ok_for_sibcall,
1471 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
1472 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
1473 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
1475 * optabs.c (optab_for_tree_code): Likewise.
1476 * optabs.h (optab_for_tree_code): Likewise.
1477 * rtl.h (simplify_rtx): Likewise.
1478 * simplify-rtx.c (simplify_rtx): Likewise.
1479 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
1480 dump_flag, dump_node): Likewise.
1481 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
1482 queue_and_dump_type, dump_flag): Likewise.
1483 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
1484 * tree-pass.h (dump_node): Likewise.
1485 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
1486 supportable_narrowing_operation): Likewise.
1487 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
1488 supportable_narrowing_operation): Likewise.
1489 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
1490 is_negative_overflow_infinity, is_positive_overflow_infinity,
1491 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
1492 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
1493 update_value_range, add_equivalence, ssa_name_nonnegative_p,
1494 ssa_name_nonzero_p, fp_predicate): Likewise.
1495 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
1496 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
1497 ssa_name_nonnegative_p): Likewise.
1499 2007-08-25 Hans Kester <hans.kester@ellips.nl>
1501 * config.gcc : Add x86_64-elf target.
1503 2007-08-25 Jakub Jelinek <jakub@redhat.com>
1505 * expr.c (store_expr): Fix order of store_by_pieces arguments.
1507 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
1508 Nigel Stephens <nigel@mips.com>
1512 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
1513 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
1514 * expr.c (SET_BY_PIECES_P): Define.
1515 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
1516 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
1517 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
1519 * expr.h (SET_RATIO): Define.
1520 (can_store_by_pieces, store_by_pieces): Update prototypes.
1521 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
1522 can_store_by_pieces/store_by_pieces.
1523 (expand_builtin_memcpy_args): Likewise.
1524 (expand_builtin_strncpy): Likewise.
1525 (expand_builtin_memset_args): Likewise. Also remove special case
1526 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
1527 decide what to do instead.
1528 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
1529 to can_store_by_pieces.
1531 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
1532 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
1534 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
1535 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
1536 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
1537 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
1538 (STORE_BY_PIECES_P): Define.
1540 2007-08-24 Tom Tromey <tromey@redhat.com>
1542 * varpool.c (varpool_last_needed_node): Fix comment typo.
1543 * c-decl.c (duplicate_decls): Fix comment typo.
1544 (clone_underlying_type): Update comment.
1546 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1548 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
1549 alpha_in_small_data_p, alpha_split_complex_arg,
1550 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
1552 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
1553 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
1555 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
1556 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
1557 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
1558 * config/darwin.c (darwin_binds_local_p): Likewise.
1559 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
1561 * config/i386/i386-protos.h (i386_pe_binds_local_p,
1562 i386_pe_valid_dllimport_attribute_p): Likewise.
1563 * config/i386/i386.c (ix86_function_regparm,
1564 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
1565 x86_can_output_mi_thunk, ix86_mangle_type,
1566 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
1567 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
1568 i386_pe_binds_local_p): Likewise.
1569 * config/ia64/ia64.c
1570 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
1571 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
1572 ia64_invalid_conversion, ia64_invalid_unary_op,
1573 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
1575 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
1576 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
1577 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
1578 * config/mips/mips.c (mips_use_blocks_for_constant_p,
1579 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
1580 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1581 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
1582 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
1583 * config/pa/pa.c (pa_commutative_p): Likewise.
1584 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
1586 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
1587 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
1588 rs6000_use_blocks_for_constant_p,
1589 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
1590 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1591 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
1592 * config/s390/s390.c (s390_mangle_type,
1593 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
1595 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1596 th_in_small_data_p): Likewise.
1597 * config/sh/sh.c (sh_ms_bitfield_layout_p,
1598 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
1600 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
1601 sparc_mangle_type): Likewise.
1602 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
1603 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
1604 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
1606 * hooks.c (hook_bool_mode_const_rtx_false,
1607 hook_bool_mode_const_rtx_true,
1608 hook_bool_const_tree_hwi_hwi_const_tree_false,
1609 hook_bool_const_tree_hwi_hwi_const_tree_true,
1610 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
1611 hook_constcharptr_const_tree_null,
1612 hook_constcharptr_const_rtx_null,
1613 hook_constcharptr_const_tree_const_tree_null,
1614 hook_constcharptr_int_const_tree_null,
1615 hook_constcharptr_int_const_tree_const_tree_null): New.
1616 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
1617 hook_bool_tree_hwi_hwi_tree_false,
1618 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
1619 hook_int_tree_tree_1, hook_constcharptr_tree_null,
1620 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
1621 hook_constcharptr_int_tree_null,
1622 hook_constcharptr_int_tree_tree_null): Delete.
1623 (default_can_output_mi_thunk_no_vcall): Constify.
1624 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
1625 hook_bool_tree_hwi_hwi_tree_false,
1626 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
1627 hook_int_tree_tree_1, hook_constcharptr_tree_null,
1628 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
1629 hook_constcharptr_int_tree_null,
1630 hook_constcharptr_int_tree_tree_null): Delete.
1631 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
1632 hook_bool_const_tree_hwi_hwi_const_tree_false,
1633 hook_bool_const_tree_hwi_hwi_const_tree_true,
1634 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
1635 hook_constcharptr_const_tree_null,
1636 hook_constcharptr_const_rtx_null,
1637 hook_constcharptr_const_tree_const_tree_null,
1638 hook_constcharptr_int_const_tree_null,
1639 hook_constcharptr_int_const_tree_const_tree_null): New.
1640 (default_can_output_mi_thunk_no_vcall): Constify.
1641 * integrate.c (function_attribute_inlinable_p): Likewise.
1642 * integrate.h (function_attribute_inlinable_p): Likewise.
1643 * jump.c (rtx_renumbered_equal_p): Likewise.
1644 * output.h (decl_readonly_section, categorize_decl_for_section,
1645 default_use_anchors_for_symbol_p, default_binds_local_p,
1646 default_binds_local_p_1): Likewise.
1647 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
1649 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1650 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
1651 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
1652 TARGET_COMP_TYPE_ATTRIBUTES,
1653 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
1654 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
1655 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
1656 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
1657 TARGET_DWARF_CALLING_CONVENTION): Likewise.
1658 * target.h (can_output_mi_thunk, needs_block_p,
1659 first_cycle_multipass_dfa_lookahead_guard_spec,
1660 vector_alignment_reachable, comp_type_attributes,
1661 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
1662 commutative_p, use_blocks_for_constant_p,
1663 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
1664 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
1665 invalid_within_doloop, valid_dllimport_attribute_p,
1666 split_complex_arg, invalid_arg_for_unprototyped_fn,
1667 invalid_conversion, invalid_unary_op, invalid_binary_op):
1669 * targhooks.c (default_invalid_within_doloop,
1670 hook_invalid_arg_for_unprototyped_fn,
1671 default_builtin_vector_alignment_reachable): Likewise.
1672 (hook_bool_rtx_commutative_p): Delete.
1673 (hook_bool_const_rtx_commutative_p): New.
1674 * targhooks.h (default_invalid_within_doloop,
1675 default_builtin_vector_alignment_reachable,
1676 hook_invalid_arg_for_unprototyped_fn): Constify.
1677 (hook_bool_rtx_commutative_p): Delete.
1678 (hook_bool_const_rtx_commutative_p): New.
1679 * varasm.c (bss_initializer_p, decl_default_tls_model,
1680 categorize_decl_for_section, decl_readonly_section,
1681 default_use_anchors_for_symbol_p, default_binds_local_p,
1682 default_binds_local_p_1): Constify.
1684 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1686 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1687 __NO_BUILTIN if -fno-builtin.
1689 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1691 * config/bfin/bfin.c (print_operand): Report error instead of
1692 ICE for wrong operand.
1694 2007-08-24 Michael Matz <matz@suse.de>
1696 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
1698 2007-08-24 Richard Guenther <rguenther@suse.de>
1701 * tree-ssa.c (useless_type_conversion_p): Split into a
1702 recursive and a non-recursive part.
1703 (useless_type_conversion_p_1): New function.
1704 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
1705 from maybe_fold_offset_to_reference is trivially convertible
1706 to the desired type before doing the simplification.
1708 2007-08-24 Jakub Jelinek <jakub@redhat.com>
1710 * expr.c (store_expr): Optimize initialization of an array
1712 * expr.h (builtin_strncpy_read_str): New prototype.
1713 * builtins.c (builtin_strncpy_read_str): Remove prototype.
1716 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
1719 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
1720 field when initializing if_info structure.
1722 2007-08-24 Richard Guenther <rguenther@suse.de>
1724 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
1726 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
1727 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
1728 * tree-inline.c (inlinable_function_p): Fold in common parts of
1729 the cannot_inline_tree_fn langhook.
1730 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
1731 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
1732 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1733 cannot_inline_tree_fn langhook.
1734 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1735 cannot_inline_tree_fn member.
1737 2007-08-24 Richard Guenther <rguenther@suse.de>
1739 * expr.c (get_inner_reference): Do computation of bitoffset
1740 from offset in a way we can detect overflow reliably.
1742 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1744 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
1746 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1748 * config/bfin/bfin.opt (mfast-fp): Add.
1749 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
1750 libbffastfp override libgcc if -mfast-fp.
1751 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
1752 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
1753 (Blackfin Options): Document -mfast-fp.
1755 2007-08-24 Jakub Jelinek <jakub@redhat.com>
1757 PR tree-optimization/32573
1759 * tree-data-ref.c (initialize_data_dependence_relation): Clear
1760 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
1761 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
1762 (build_classic_dist_vector): Return false rather than true if
1763 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
1764 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
1765 returned false. Don't call save_dist_v before calling
1766 build_classic_dist_vector_1.
1767 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
1768 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
1769 DDR_DIR_VECTS vectors.
1771 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
1773 * configure.ac (leb128): Modify sed statement to work with any
1774 binutils version string.
1775 * configure: Regenerate
1777 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1779 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
1780 Wrap in RTX_CODE macro guard.
1781 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
1782 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
1783 arm_mark_dllimport, arm_pe_encode_section_info,
1784 arm_pe_unique_section): Use ISO-C function declarations.
1785 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
1786 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
1787 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
1789 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
1790 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
1792 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
1794 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
1795 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
1796 (register_move_cost): Use ISO-C function declarations.
1797 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
1798 * config/score/score-protos.h (score_declare_object): Add
1800 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
1802 * final.c (profile_function): Avoid empty if-bodies.
1805 * calls.c (must_pass_in_stack_var_size,
1806 must_pass_in_stack_var_size_or_pad): Constify.
1807 * config/alpha/alpha-protos.h (function_value): Likewise.
1808 * config/alpha/alpha.c (alpha_return_in_memory,
1809 alpha_pass_by_reference, function_value,
1810 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
1811 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
1813 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
1814 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1815 TARGET_PROMOTE_PROTOTYPES): Likewise.
1816 * config/arm/arm-protos.h (arm_return_in_memory,
1817 arm_pad_arg_upward, arm_function_value): Likewise.
1818 * config/arm/arm.c (arm_pass_by_reference,
1819 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
1820 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1821 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
1823 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
1824 * config/avr/avr-protos.h (avr_function_value): Likewise.
1825 * config/avr/avr.c (avr_return_in_memory,
1826 gas_output_limited_string, gas_output_ascii, avr_function_value,
1827 avr_return_in_memory): Likewise.
1828 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
1829 * config/bfin/bfin.c (bfin_pass_by_reference,
1830 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
1831 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
1833 * config/cris/cris.c (cris_pass_by_reference,
1834 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
1835 * config/crx/crx.c (crx_return_in_memory): Likewise.
1836 * config/darwin.c (function_base, machopic_function_base_name):
1838 * config/fr30/fr30.c (fr30_must_pass_in_stack,
1839 TARGET_PROMOTE_PROTOTYPES): Likewise.
1840 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
1841 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
1842 * config/i386/i386-protos.h (ix86_return_in_memory,
1843 ix86_sol10_return_in_memory): Likewise.
1844 * config/i386/i386.c (ix86_function_value,
1845 ix86_function_sseregparm, ix86_must_pass_in_stack,
1846 type_natural_mode, classify_argument, examine_argument,
1847 construct_container, ix86_pass_by_reference, function_value_32,
1848 function_value_64, ix86_function_value_1, return_in_memory_32,
1849 return_in_memory_64, return_in_memory_ms_64,
1850 ix86_return_in_memory, ix86_sol10_return_in_memory,
1851 TARGET_PROMOTE_PROTOTYPES): Likewise.
1852 * config/ia64/ia64-protos.h (ia64_function_value,
1853 ia64_hpux_function_arg_padding): Likewise.
1854 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
1855 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
1856 ia64_hpux_function_arg_padding): Likewise.
1857 * config/iq2000/iq2000-protos.h (function_arg,
1858 iq2000_function_value): Likewise.
1859 * config/iq2000/iq2000.c (iq2000_return_in_memory,
1860 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
1861 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1862 function_arg, iq2000_function_value): Likewise.
1863 * config/m32c/m32c-protos.h (m32c_function_value,
1864 m32c_promote_function_return): Likewise.
1865 * config/m32c/m32c.c (m32c_pass_by_reference,
1866 m32c_promote_prototypes, m32c_promote_function_return,
1867 m32c_function_value): Likewise.
1868 * config/m32r/m32r.c (m32r_return_in_memory,
1869 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
1870 m32r_in_small_data_p): Likewise.
1871 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
1873 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
1874 m68hc11_function_arg_padding): Likewise.
1875 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
1876 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
1877 m68k_function_value): Likewise.
1878 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
1879 mcore_function_value): Likewise.
1880 * config/mcore/mcore.c (handle_structs_in_regs,
1881 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
1882 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1883 mcore_num_arg_regs, mcore_function_value): Likewise.
1884 * config/mips/mips-protos.h (mips_pad_arg_upward,
1885 mips_function_value): Likewise.
1886 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
1887 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
1888 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1889 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
1890 mips_function_value): Likewise.
1891 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
1893 * config/mmix/mmix.c (mmix_pass_by_reference,
1894 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
1895 mmix_encode_section_info): Likewise.
1896 * config/mn10300/mn10300-protos.h (mn10300_function_value):
1898 * config/mn10300/mn10300.c (mn10300_return_in_memory,
1899 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
1900 mn10300_function_value): Likewise.
1901 * config/mt/mt-protos.h (mt_function_value): Likewise.
1902 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
1903 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
1904 * config/pa/pa-protos.h (function_arg_padding, function_value,
1905 pa_return_in_memory): Likewise.
1906 * config/pa/pa.c (pa_pass_by_reference,
1907 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1908 function_arg_padding, function_value, pa_return_in_memory):
1910 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
1911 * config/rs6000/rs6000-protos.h (rs6000_function_value,
1912 function_arg_padding): Likewise.
1913 * config/rs6000/rs6000.c (rs6000_return_in_memory,
1914 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
1915 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
1916 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1917 function_arg_padding, altivec_expand_dst_builtin,
1918 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
1919 altivec_init_builtins, rs6000_common_init_builtins,
1920 rs6000_function_value): Likewise.
1921 * s390/s390-protos.h (s390_function_value): Likewise.
1922 * config/s390/s390.c (s390_function_arg_size,
1923 s390_pass_by_reference, s390_return_in_memory,
1924 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
1925 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
1926 * config/score/score-protos.h (score_function_value): Likewise.
1927 * config/score/score.c (score_arg_partial_bytes,
1928 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1929 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
1930 score_pass_by_reference, score_add_offset, score_function_value):
1932 * config/sh/sh-protos.h (sh_attr_renesas_p,
1933 sh_promote_prototypes): Likewise.
1934 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
1935 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
1936 sh_attr_renesas_p): Likewise.
1937 * config/sparc/sparc-protos.h (function_value,
1938 function_arg_padding): Likewise.
1939 * config/sparc/sparc.c (sparc_promote_prototypes,
1940 sparc_return_in_memory, sparc_pass_by_reference,
1941 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1942 function_arg_record_value_2, function_arg_record_value_1,
1943 function_arg_record_value, function_arg_record_value,
1944 function_arg_padding, function_value): Likewise.
1945 * config/spu/spu-protos.h (spu_function_value): Likewise.
1946 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
1947 spu_function_value): Likewise.
1948 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
1950 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
1951 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
1952 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
1954 * config/v850/v850.c (v850_return_in_memory,
1955 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
1956 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
1957 * config/xtensa/xtensa.c (xtensa_return_in_msb,
1958 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
1959 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
1961 * explow.c (promote_mode, hard_function_value): Likewise.
1962 * expr.h (hard_function_value, promote_mode): Likewise.
1963 * function.c (aggregate_value_p): Likewise.
1964 * hooks.c (hook_bool_const_tree_true): New.
1965 * hooks.h (hook_bool_const_tree_true): New.
1966 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
1967 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1968 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1969 TARGET_RETURN_IN_MSB): Likewise.
1970 * target.h (promote_function_args, promote_function_return,
1971 promote_prototypes, return_in_memory, return_in_msb,
1972 pass_by_reference, must_pass_in_stack, callee_copies,
1973 function_value): Likewise.
1974 * targhooks.c (default_return_in_memory,
1975 hook_pass_by_reference_must_pass_in_stack,
1976 hook_callee_copies_named,
1977 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
1978 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
1979 default_function_value): Likewise.
1980 * targhooks.h (default_return_in_memory,
1981 hook_pass_by_reference_must_pass_in_stack,
1982 hook_callee_copies_named,
1983 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
1984 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
1985 default_function_value): Likewise.
1986 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
1987 (equiv_class_label_hash, equiv_class_label_eq): Constify.
1988 * tree-vectorizer.c (bb_in_loop_p): Likewise.
1989 * tree.c (needs_to_live_in_memory): Likewise.
1990 * tree.h (struct tree_type, needs_to_live_in_memory,
1991 aggregate_value_p, must_pass_in_stack_var_size,
1992 must_pass_in_stack_var_size_or_pad): Likewise.
1993 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
1994 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
1995 lookup_filename): Likewise.
1997 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
2000 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
2001 fake fcomi i387 instruction for !TARGET_CMOVE.
2002 (ix86_expand_branch): Expand natural sequence with one jump for
2003 all targets, not only TARGET_CMOVE.
2004 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
2005 pattern to implement fake fcomi sequence. Split instruction after
2006 reload to correct compare sequences.
2007 (*cmpfp_xf_cc): Ditto.
2008 (*cmpfp_<mode>_cc): Ditto.
2009 (*cmpfp_u_cc): Ditto.
2010 (*cmpfp_<mode>_cc): Ditto.
2012 2007-08-23 Richard Guenther <rguenther@suse.de>
2014 * tree-pretty-print.c (dump_generic_node): Annotate
2015 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
2017 2007-08-23 Richard Guenther <rguenther@suse.de>
2019 * builtins.c (expand_builtin_mathfn): Wrap argument in
2020 save_expr directly instead of re-building the call.
2021 (expand_builtin_mathfn_2): Likewise.
2022 (expand_builtin_mathfn_3): Likewise.
2023 (expand_builtin_interclass_mathfn): Likewise.
2024 (expand_builtin_int_roundingfn): Set arg.
2025 (expand_builtin_int_roundingfn_2): Likewise.
2027 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
2029 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
2030 *sse_nand<mode>3, *sse_xor<mode>3): New.
2032 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
2034 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
2035 * config/i386/i386.c (print_operand): Handle ';' code. Output
2036 semicolon for TARGET_MACHO.
2037 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
2038 emit semicolon after 'lock' prefix.
2039 (sync_double_compare_and_swap<mode>): Ditto.
2040 (*sync_double_compare_and_swapdi_pic): Ditto.
2041 (*sync_compare_and_swap_cc<mode>): Ditto.
2042 (sync_double_compare_and_swap_cc<mode>): Ditto.
2043 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
2044 (sync_old_add<mode>): Ditto.
2045 (sync_add<mode>): Ditto.
2046 (sync_sub<mode>): Ditto.
2047 (sync_ior<mode>): Ditto.
2048 (sync_and<mode>): Ditto.
2049 (sync_xor<mode>): Ditto.
2051 2007-08-22 Chao-ying Fu <fu@mips.com>
2053 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
2055 (copy_rtx): Handle CONST_FIXED.
2056 (rtx_equal_p): Likewise.
2057 * rtl.h (fixed_value.h): New include.
2058 (rtx_def): Add a new field of fixed_value to u.
2059 (XCNMPFV): Define for accessing fixed_value.
2060 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
2062 * rtl.def (CONST_FIXED): New constant.
2063 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
2064 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
2065 US_ASHIFT): New codes.
2066 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
2067 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
2068 unsigned_fract_convert, unsigned_sat_fract): Document them.
2069 * varasm.c (assemble_integer): Extend to support fixed-point constants
2070 by using different machine classes.
2071 (decode_addr_const): Handle FIXED_CST.
2072 (const_hash_1): Likewise.
2073 (compare_constant): Likewise.
2074 (copy_constant): Likewise.
2075 (const_rtx_hash_1): Handle CONST_FIXED.
2076 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2077 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2079 (initializer_constant_valid_p): Handle FIXED_CST.
2080 (output_constant): Support FIXED_POINT_TYPE.
2081 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
2082 * cse.c (hash_rtx): Support CONST_FIXED.
2083 (exp_equiv_p): Likewise.
2084 (cannon_reg): Likewise.
2085 (fold_rtx): Likewise.
2086 (equiv_constant): Likewise.
2087 (cse_process_notes_1): Likewise.
2088 (count_reg_usage): Likewise.
2089 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
2090 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
2091 (wrap_constant): Check CONST_FIXED.
2092 (cselib_hash_rtx): Support CONST_FIXED.
2093 (cselib_subst_to_values): Likewise.
2094 * df-scan.c (df_uses_record): Likewise.
2095 * gcse.c (want_to_gcse_p): Likewise.
2096 (oprs_unchanged_p): Likewise.
2097 (oprs_not_set_p): Likewise.
2098 (compute_transp): Likewise.
2099 (extract_mentioned_regs_helper): Likewise.
2100 * genemit.c (gen_exp): Likewise.
2101 * local-alloc.c (equiv_init_varies_p): Likewise.
2102 (contains_replace_regs): Likewise.
2103 (memref_referenced_p): Likewise.
2104 * loop-invariant.c (check_maybe_invariant): Likewise.
2105 (hash_invariant_expr_1): Likewise.
2106 (invariant_expr_equal_p): Likewise.
2107 * postreload-gcse.c (oprs_unchanged_p): Likewise.
2108 * regclass.c (reg_scan_mark_refs): Likewise.
2109 * regrename.c (scan_rtx): Likewise.
2110 * resource.c (mark_referenced_resources): Likewise.
2111 (mark_set_resources): Likewise.
2112 * rtlanal.c (rtx_unstable_p): Likewise.
2113 (rtx_varies_p): Likewise.
2114 (count_occurrences): Likewise.
2115 (reg_mentioned_p): Likewise.
2116 (modified_between_p): Likewise.
2117 (modified_in_p): Likewise.
2118 (volatile_insn_p): Likewise.
2119 (volatile_refs_p): Likewise.
2120 (side_effects_p): Likewise.
2121 (may_trap_p_1): Likewise.
2122 (inequality_comparisons_p): Likewise.
2123 (computed_jump_p_1): Likewise.
2124 (commutative_operand_precedence): Likewise.
2125 * sched-deps.c (sched_analyze_2): Likewise.
2126 * sched-vis.c (print_value): Likewise.
2127 * reload.c (operands_match_p): Likewise.
2128 (subst_reg_equivs): Likewise.
2129 * reload1.c (eliminate_regs_1): Likewise.
2130 (elimination_effects): Likewise.
2131 (scan_paradoxical_subregs): Likewise.
2132 * alias.c (rtx_equal_for_memref_p): Likewise.
2133 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
2134 * emit-rtl.c (const_fixed_htab): New hash table.
2135 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
2137 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
2138 const_fixed_from_fixed_value): New functions.
2139 (verify_rtx_sharing): Handle CONST_FIXED.
2140 (copy_rtx_if_shared_1): Likewise.
2141 (reset_used_flags): Likewise.
2142 (set_used_flags): Likewise.
2143 (copy_insn_1): Likewise.
2144 (init_emit_once): Create const_fixed_htab.
2145 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
2147 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
2149 PR tree-optimization/32949
2150 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
2151 before failing for ivs with non-constant step.
2153 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
2155 * doc/md.texi (Iterators): Renamed from Macros. All contents
2156 changed to reflect rename of respectively define_code_macro and
2157 define_mode_macro to define_code_iterator and define_mode_iterator.
2158 (Mode Iterators, Code Iterators): Similar.
2159 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
2160 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
2161 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
2162 (initialize_iterators, find_iterator, check_code_iterator)
2163 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
2164 (read_mapping, read_rtx_1): Similar.
2165 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
2166 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
2167 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
2168 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
2169 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
2170 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
2171 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
2172 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
2173 config/rs6000/sync.md, config/rs6000/rs6000.md,
2174 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
2175 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
2176 config/vax/vax.md, config/bfin/bfin.md: Similar.
2178 2007-08-22 David Daney <ddaney@avtrex.com>
2180 * doc/install.texi (Testing): Mention testing on a simulator.
2182 2007-08-22 Janis Johnson <janis187@us.ibm.com>
2184 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
2186 * doc/libgcc.texi (Decimal float library routines): Fix formatting
2187 and rearrange floating point conversion functions into different
2190 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2192 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
2193 dfa_post_advance_cycle): New scheduler hooks.
2194 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2195 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
2197 (TARGET_SCHED): Use them.
2198 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2199 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
2200 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
2202 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
2203 function to facilitate debugging.
2204 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
2205 (output_insn_has_dfa_reservation_p): New static function to output
2206 insn_has_dfa_reservation_p ().
2207 (write_automata): Use it.
2208 * genattr.c (main): Output declaration for
2209 insn_has_dfa_reservation_p ().
2211 2007-08-22 Christian Bruel <christian.bruel@st.com>
2212 Richard Guenther <rguenther@suse.de>
2214 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
2215 * simplify_rtx (simplify_binary_operation_1): Likewise.
2217 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
2219 PR rtl-optimization/32557
2220 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
2221 of REGNO (mws->mw_reg).
2223 2007-08-22 Richard Guenther <rguenther@suse.de>
2226 * builtins.c (expand_builtin_int_roundingfn): Replace call
2227 argument wrapped with SAVE_EXPR directly.
2228 (expand_builtin_int_roundingfn_2): Likewise.
2230 2007-08-22 Richard Guenther <rguenther@suse.de>
2232 * tree-inline.c (inlinable_function_p): Restore disregarding
2233 inline limits for GNU extern inline functions.
2235 2007-08-22 Richard Guenther <rguenther@suse.de>
2238 * tree.c (host_integerp): Treat sizetype as signed as it is
2241 2007-08-21 Ian Lance Taylor <iant@google.com>
2243 PR tree-optimization/33134
2244 * tree-vrp.c (adjust_range_with_scev): Call
2245 set_value_range_to_value.
2247 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
2249 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
2252 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
2254 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
2257 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
2259 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
2260 cases to set eight bytes at a time.
2261 (expand_block_move): Likewise.
2263 2007-08-21 Jakub Jelinek <jakub@redhat.com>
2266 * dwarf2out.c (gen_decl_die): Don't call
2267 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
2269 2007-08-21 Paul Brook <paul@codesourcery.com>
2270 Nathan Sidwell <nathan@codesourcery.com>
2271 Mark Mitchell <mark@codesourcery.com>
2272 Joseph Myers <joseph@codesourcery.com>
2274 * configure.ac: Add --with-pkgversion and --with-bugurl.
2275 * configure: Regenerate.
2276 * doc/install.texi: Document them.
2277 * version.c (version_string): Remove VERSUFFIX.
2278 (VERSUFFIX): Remove.
2279 (pkgversion_string): New.
2280 (bug_report_url): Do not hard-code initializer.
2281 * version.h (pkgversion_string): Declare.
2282 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
2284 (version.o): Define PKGVERSION and BUGURL.
2285 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
2286 (%.pod): Define BUGURL.
2287 * gcc.c (process_command, main): Use pkgversion_string.
2288 * toplev.c (compile_file, print_version): Likewise.
2289 * protoize.c (main): Likewise.
2290 * gcov.c (print_version): Likewise. Update copyright date.
2291 * gcov-dump.c (print_version): Likewise. Update copyright date.
2292 * mips-tdump.c (main): Likewise. Update copyright date.
2293 * mips-tfile.c (main): Likewise. Update copyright date.
2294 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
2295 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
2296 shorten description.
2297 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
2298 * doc/gccint.texi: Likewise.
2299 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
2300 Update copyright date.
2302 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
2304 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
2305 (ix86_expand_strlensi_unroll_1): Ditto.
2306 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
2307 (ix86_expand_carry_flag_compare): Update comment.
2309 2007-08-21 Jakub Jelinek <jakub@redhat.com>
2312 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
2313 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
2315 2007-08-21 Richard Guenther <rguenther@suse.de>
2317 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
2319 2007-08-21 Richard Guenther <rguenther@suse.de>
2322 * fold-const.c (fold_binary): Remove index +p PTR folding.
2323 Fix types of POINTER_PLUS_EXPR generated by folding of
2326 2007-08-20 Chao-ying Fu <fu@mips.com>
2328 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
2329 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
2330 RID_ONEWAY, so that it can be checked in declspecs_add_type.
2331 (c_common_fixed_point_type_for_size): Declare.
2332 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
2333 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
2334 (c_token_starts_declspecs): Likewise.
2335 (c_parser_declspecs): Likewise.
2336 (c_parser_attributes): Likewise.
2337 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
2338 (c_declspecs): Add saturating_p.
2339 * c-decl.c (build_null_declspecs): Initialize saturating_p.
2340 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
2341 _Sat. Handle RID_SAT.
2342 Avoid using void, bool, char, int, float, double, _Decimal32,
2343 _Decimal64, _Decimal128, and complex with _Sat.
2344 Handle RID_FRACT and RID_ACCUM.
2345 Make sure _Sat is used with _Fract or _Accum.
2346 (finish_declspecs): Handle cts_fract and cts_accum.
2347 * c-common.c (fixed-value.h): New include.
2348 (constant_expression_warning): Handle FIXED_CST.
2349 (overflow_warning): Likewise.
2350 (warnings_for_convert_and_check): Likewise.
2351 (c_common_fixed_point_type_for_size): New.
2352 (c_common_type_for_mode): Handle fixed-point modes to
2353 return various saturating/non-saturating, signed/unsigned types.
2354 (c_common_signed_or_unsigned_type): Support fixed-point types.
2355 (shorten_compare): Check fixed-point zero.
2356 Handle FIXED_POINT_TYPE.
2357 (c_common_truthvalue_conversion): Handle FIXED_CST.
2358 Handle FIXED_POINT_TYPE.
2359 (c_common_nodes_and_builtins): Record builtin types for fixed-point
2361 (handle_mode_attribute): Handle fixed-point modes. Need to check
2362 if the signness of base type and fixed-point modes are consistent.
2363 (handle_vector_size_attribute): Handle fixed-point modes.
2364 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
2365 (warn_for_div_by_zero): Check fixed-point zero.
2366 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
2367 a common fixed-point type based on fbit, ibit, sign, and saturation.
2368 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
2369 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
2370 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
2371 (convert_for_assignment): Support FIXED_POINT_TYPE.
2372 (digest_init): Handle FIXED_POINT_TYPE.
2373 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
2374 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2375 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
2376 GE_EXPR, LT_EXPR, GT_EXPR.
2377 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
2378 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
2379 * target.h (gcc_target): Add fixed_point_supported_p.
2380 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
2381 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
2382 (default_fixed_point_supported_p): Define.
2383 * targhooks.h (default_fixed_point_supported_p): Declare.
2384 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
2385 * doc/install.texi (Configuration): Add --enable-fixed-point.
2386 * configure.ac (--enable-fixed-point): New to enable fixed-point
2387 arithmetic extension to C. For mips targets, we enable it by default.
2388 * configure, config.in: Regenerate.
2390 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
2392 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
2394 2007-08-20 David Edelsohn <edelsohn@gnu.org>
2396 * dwarf2out.c (text_section_used): Move declaration outside ifdef
2397 DWARF2_DEBUGGING_INFO.
2398 (cold_text_section_used): Same.
2399 (cold_text_section): Same.
2401 2007-08-20 Richard Guenther <rguenther@suse.de>
2403 * c-typeck.c (convert_for_assignment): Use the type of
2404 the member for the initialization.
2406 2007-08-20 Richard Guenther <rguenther@suse.de>
2408 * c-objc-common.c (c_disregard_inline_limits): Remove.
2409 * c-objc-common.h (c_disregard_inline_limits): Likewise.
2410 * cgraphunit.c (cgraph_process_new_functions): Call
2411 disregard_inline_limits_p.
2412 (cgraph_preserve_function_body_p): Likewise.
2413 * ipa-inline.c (compute_inline_parameters): Likewise.
2414 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
2416 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
2417 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2418 disregard_inline_limits langhook.
2419 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
2421 * langhooks.h (lang_hooks_for_tree_inlining): Remove
2422 disregard_inline_limits langhook.
2423 * tree-inline.c (disregard_inline_limits_p): New function.
2424 * tree-inline.h (disregard_inline_limits_p): Declare.
2426 2007-08-20 Richard Guenther <rguenther@suse.de>
2428 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
2429 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
2430 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2431 auto_var_in_fn_p langhook.
2432 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
2434 * tree.c (auto_var_in_fn_p): ... here.
2435 (find_var_from_fn): Call auto_var_in_fn_p directly.
2436 * langhooks.h (lang_hooks_for_tree_inlining): Remove
2437 auto_var_in_fn_p langhook.
2438 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
2439 (copy_body_r): Likewise.
2440 (self_inlining_addr_expr): Likewise.
2441 * tree.h (auto_var_in_fn_p): Declare.
2443 2007-08-20 Richard Guenther <rguenther@suse.de>
2445 * tree.c (WALK_SUBTREE): Call walk_tree_1.
2446 (walk_type_fields): Take lh parameter.
2447 (walk_tree): Rename to ...
2448 (walk_tree_1): ... this. Do not call the walk_subtrees
2449 langhook but the now passed callback. Pass lh on recursion.
2450 (walk_tree_without_duplicates): Rename to ...
2451 (walk_tree_without_duplicates_1): ... this. Take lh parameter
2452 and call walk_tree_1.
2453 * tree.h (walk_tree_lh): New typedef.
2454 (walk_tree_1): Declare.
2455 (walk_tree_without_duplicates_1): Likewise.
2456 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
2457 (walk_tree_without_duplicates): New define to
2458 walk_tree_without_duplicates_1 with NULL lh parameter.
2459 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
2460 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
2462 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
2463 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
2464 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
2467 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
2470 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
2471 code in front of the compacting of basic blocks.
2472 Move the folding of statements inbetween the cgraph checking
2473 and compacting of basic blocks.
2475 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2476 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2479 * config/alpha/alpha.c (va_list_skip_additions): Check for
2480 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
2481 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
2482 PLUS_EXPR when checking ap.__base.
2483 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
2484 when doing addition on pointer types. Use size_int instead of
2486 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
2487 ptr_type in the second operand.
2489 2007-08-19 Andrew Pinski <pinskia@gmail.com>
2492 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
2494 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2497 * cfgexpand.c (expand_one_register_var): Mark pointer
2498 DECL_ARTIFICIAL as REG_POINTER also.
2499 * stmt.c (expand_decl): Likewise.
2501 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
2508 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
2509 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
2510 on_worklist argument and avoid adding things to worklist multiple
2512 (add_to_worklist): Ditto.
2513 (mark_aliases_call_clobbered): Mark entire structure clobbered if
2514 single SFT is clobbered.
2515 (set_initial_properties): Ditto.
2516 (compute_call_clobbered): Update for changes to function
2518 (create_overlap_variables_for): Always create SFT for offset 0.
2519 (create_structure_vars): Handle PHI's, since we are in SSA form at
2521 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
2522 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
2524 (add_vars_for_offset): Figure out aliases from access + points-to.
2525 (add_virtual_operand): Use add_vars-for_offset.
2526 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
2527 (add_call_clobber_ops): Remove makes_clobbering_call set.
2528 (get_expr_operands): Always pass through the INDIRECT_REF
2530 * tree-ssa-structalias.c (struct constraint_graph): Remove
2532 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
2533 address_taken, pt_used, number_incoming.
2534 (FIRST_ADDR_NODE): Removed.
2535 (merge_graph_nodes): Remove broken code for the moment.
2536 (init_graph): New function.
2537 (build_pred_graph): Remove code to init_graph.
2538 Add location equivalence support.
2539 (struct scc_info): Rename roots to deleted.
2541 (init_scc_info): Ditto
2542 (init_topo_info): Use graph->size.
2543 (compute_topo_order): Ditto.
2544 (do_da_constraint): Removed.
2545 (do_sd_constraint): Remove calls to find().
2546 set_union_with_increment should always get 0 as last arg here.
2547 (do_complex_constraint): Replace do_da_constraint with assert.
2549 (struct equiv_class_label): New.
2550 (pointer_equiv_class_table): Ditto.
2551 (location_equiv_class_table): Ditto.
2552 (equiv_class_label_hash): Ditto.
2553 (equiv_class_label_eq): Ditto
2554 (equiv_class_lookup): Ditto.
2555 (equiv_class_ladd): Ditto.
2556 (pointer_equiv_class): Ditto.
2557 (location_equiv_class): Ditto.
2558 (condense_visit): Rename and rewrite from label_visit to do only
2559 SCC related stuff for HU.
2560 (label_visit): Do HU work for HU.
2561 (perform_var_substitution): Update to do HU and location
2563 (free_var_substitution_info): Update to free HU and location
2564 equivalence structures. */
2565 (find_equivalent_node): Update for pointer but not location
2567 (unite_pointer_equivalences): New function.
2568 (move_complex_constraints): Rewrite to only do moving.
2569 (rewrite_constraints): Split out of move_complex_constraints.
2570 (solve_graph): Use graph->size.
2571 (process_constraint_1): Add from_call argument, use it.
2572 Split *a = &b into two constraints.
2573 (process_constraint): Use new process_constraint_1.
2574 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
2575 (get_constraint_for): Handle non-pointer integers properly.
2576 Remove code that used to handle structures.
2577 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
2578 with unknown addends.
2579 (handle_rhs_call): New function.
2580 (find_func_aliases): Use handle_rhs_call.
2581 (set_uids_in_ptset): Add an assert.
2582 (set_used_smts): Fix bug in not considering unified vars.
2583 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
2584 (compute_points_to_sets): Update for other function changes.
2585 (delete_points_to_sets): Ditto.
2586 (ipa_pta_execute): Ditto.
2587 (pass_ipa_pta): We need to update SSA after ipa_pta.
2589 2007-08-19 Jan Hubicka <jh@suse.cz>
2591 * i386.md: Replace "rim" and "mri" constraints by "g".
2593 2007-08-19 Joseph Myers <joseph@codesourcery.com>
2595 * dwarf2out.c (text_section_used, cold_text_section_used,
2596 cold_text_section, dwarf2out_note_section_used): New.
2597 (dwarf2out_init): Initialize cold_text_section.
2598 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
2599 dwarf2out_note_section_used.
2600 (size_of_aranges): Only count entry for text section if it was
2601 used. Count entry for cold text section if it was used.
2602 (output_aranges): Only output entries for text section and cold
2603 text section if they were used.
2605 2007-08-19 Andrew Pinski <pinskia@gmail.com>
2607 * tree-pretty-print.c (debug_generic_expr): Add a comment about
2609 (debug_generic_stmt): Likewise.
2610 (debug_tree_chain): Likewise.
2612 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
2614 * tree-data-refs.c (split_constant_offset): Expose.
2615 * tree-data-refs.h (split_constant_offset): Add declaration.
2617 * tree-vectorizer.h (dr_alignment_support): Renamed
2618 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
2619 Added a new value dr_explicit_realign.
2620 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
2621 dr_offset, dr_step, and dr_aligned_to, along with new access
2622 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
2623 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
2624 STMT_VINFO_DR_ALIGNED_TO.
2626 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
2628 In case of outer-loop vectorization with non-fixed misalignment - use
2629 the dr_explicit_realign scheme instead of the optimized realignment
2631 (new_stmt_vec_info): Initialize new fields.
2633 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
2634 'nested_in_vect_loop' case. Change verbosity level.
2635 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
2636 Don't fail on zero step in the outer-loop for loads.
2637 (vect_analyze_data_refs): Call split_constant_offset to calculate
2638 base, offset and init relative to the outer-loop.
2640 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
2641 BSI function argument with a new function argument - at_loop.
2642 Simplify the condition that determines STEP. Takes additional argument
2643 INV_P. Support outer-loop vectorization (handle the
2644 nested_in_vect_loop case), including zero step in the outer-loop. Call
2645 vect_create_addr_base_for_vector_ref with additional argument.
2646 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
2647 Updated function documentation. Handle the 'nested_in_vect_loop' case.
2648 Fixed and simplified calculation of step.
2649 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
2650 of bsi, and with additional argument. Call bump_vector_ptr with
2651 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
2652 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
2653 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
2654 when the realignment setup needs to take place inside the loop.
2655 Support the dr_explicit_realign scheme. Allow generating the optimized
2656 realignment scheme for outer-loop vectorization. Added documentation.
2657 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
2658 the 'nested_in_vect_loop' case, including loads that are invariant in
2659 the outer-loop and the realignment schemes. Handle the case when the
2660 realignment setup needs to take place inside the loop. Call
2661 vect_setup_realignment with additional arguments. Call
2662 vect_create_data_ref_ptr with additional argument and with loop instead
2663 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
2664 (vect_gen_niters_for_prolog_loop): Call
2665 vect_create_addr_base_for_vector_ref with additional arguments.
2666 (vect_create_cond_for_align_checks): Likewise.
2667 (bump_vector_ptr): Updated to support the new dr_explicit_realign
2668 scheme: takes additional argument bump; argument ptr_incr is now
2669 optional; updated documentation.
2670 (vect_init_vector): Takes additional argument (bsi). Use it, if
2671 available, to insert the vector initialization.
2672 (get_initial_def_for_induction): Pass additional argument in call to
2674 (vect_get_vec_def_for_operand): Likewise.
2675 (vect_setup_realignment): Likewise.
2676 (vectorizable_load): Likewise.
2678 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
2680 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
2681 as argument instead of struct loop.
2682 (nested_in_vect_loop_p): New function.
2683 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
2685 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
2686 from other phis in the loop.
2687 (destroy_loop_vec_info): Add additional argument to declaration.
2689 * tree-vectorizer.c (supportable_widening_operation): Also check if
2690 nested_in_vect_loop_p (don't allow changing the order in this case).
2691 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
2692 of struct loop. Call nested_in_vect_loop_p and don't require
2693 flag_unsafe_math_optimizations if it returns true.
2694 (new_stmt_vec_info): When setting def_type for phis differentiate
2695 loop-header phis from other phis.
2696 (bb_in_loop_p): New function.
2697 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
2698 just update their loop_vinfo. Order of BB traversal now matters -
2699 call dfs_enumerate_from with bb_in_loop_p.
2700 (destroy_loop_vec_info): Takes additional argument to control whether
2701 stmt_vinfo of the loop stmts should be destroyed as well.
2702 (vect_is_simple_reduction): Allow the "non-reduction" use of a
2703 reduction stmt to be defines by a non loop-header phi.
2704 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
2706 * tree-vect-transform.c (vectorizable_reduction): Call
2707 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
2708 (vectorizable_call): Likewise.
2709 (vectorizable_conversion): Likewise.
2710 (vectorizable_operation): Likewise.
2711 (vectorizable_type_promotion): Likewise.
2712 (vectorizable_type_demotion): Likewise.
2713 (vectorizable_store): Likewise.
2714 (vectorizable_live_operation): Likewise.
2715 (vectorizable_reduction): Likewise. Also pass loop_info to
2716 vect_is_simple_reduction instead of loop.
2717 (vect_init_vector): Call nested_in_vect_loop_p.
2718 (get_initial_def_for_reduction): Likewise.
2719 (vect_create_epilog_for_reduction): Likewise.
2720 (vect_init_vector): Check which loop to work with, in case there's an
2722 (get_initial_def_for_inducion): Extend to handle outer-loop
2723 vectorization. Fix indentation.
2724 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
2725 In the case vect_induction_def get the vector def from the induction
2726 phi node, instead of calling get_initial_def_for_inducion.
2727 (get_initial_def_for_reduction): Extend to handle outer-loop
2729 (vect_create_epilog_for_reduction): Extend to handle outer-loop
2731 (vect_transform_loop): Change assert to just skip this case. Add a
2733 (vect_finish_stmt_generation): Add a couple asserts.
2735 (vect_estimate_min_profitable_iters): Multiply
2736 cost of inner-loop stmts (in outer-loop vectorization) by estimated
2738 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
2739 this is an inner-loop reduction in outer-loop vectorization.
2741 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
2742 Same code as what used to be vect_analyze_scalar_cycles, only with
2743 additional argument loop, and loop_info passed to
2744 vect_is_simple_reduction instead of loop.
2745 (vect_analyze_scalar_cycles): Code factored out into
2746 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
2747 Updated documentation.
2748 (analyze_operations): Check for inner-loop loop-closed exit-phis during
2749 outer-loop vectorization that are live or not used in the outerloop,
2750 cause this requires special handling.
2751 (vect_enhance_data_refs_alignment): Don't consider versioning for
2753 (vect_analyze_data_refs): Check that there are no datarefs in the
2755 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
2756 and vect_used_in_outer_by_reduction cases.
2757 (process_use): Also consider the case of outer-loop stmt defining an
2758 inner-loop stmt and vice versa.
2759 (vect_analyze_loop_1): New function.
2760 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
2761 loops. Call vect_analyze_loop_1.
2762 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
2763 been vectorized. Call destroy_loop_vec_info with additional argument.
2765 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
2766 in the inner-loop when doing outer-loop vectorization. Add
2767 documentation and printout.
2768 (vect_recog_dot_prod_pattern): Likewise. Also add check for
2769 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
2771 2007-08-18 Andrew Pinski <pinskia@gmail.com>
2773 * tree-affine.h (print_aff): New prototype.
2774 (debug_aff): Likewise.
2775 * tree-affine.c (print_aff): New function.
2776 (debug_aff): Likewise.
2778 2007-08-18 Paul Brook <paul@codesourcery.com>
2779 Joseph Myers <joseph@codesourcery.com>
2781 * common.opt (-fdebug-prefix-map=): New option.
2782 * opts.c: Include debug.h.
2783 (common_handle_option): Handle -fdebug-prefix-map.
2784 * final.c: Include ggc.h.
2785 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
2786 remap_debug_filename): New.
2787 * Makefile.in (final.o, opts.o): Update dependencies.
2788 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
2789 * configure.ac: Check for assembler --debug-prefix-map support.
2790 * configure, config.in: Regenerate.
2791 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
2792 (ASM_DEBUG_SPEC): Include ASM_MAP.
2793 * doc/install.texi (--with-debug-prefix-map): Document.
2794 * doc/invoke.texi (-fdebug-prefix-map): Document.
2795 * dbxout.c (dbxout_init, dbxout_start_source_file,
2796 dbxout_source_file): Call remap_debug_filename.
2797 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
2798 dwarf2out_start_source_file, dwarf2out_finish): Call
2799 remap_debug_filename.
2800 (file_table_relative_p): Do not check d->emitted_number.
2801 * toplev.c (output_file_directive): Call remap_debug_filename.
2802 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
2803 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
2805 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2807 * loop-invariant.c (find_invariants_to_move): Add missing macro
2810 2007-08-17 Tom Tromey <tromey@redhat.com>
2812 * tree.h (struct tree_label_decl): Removed old "java" fields.
2814 2007-08-17 Richard Sandiford <richard@codesourcery.com>
2815 Nigel Stephens <nigel@mips.com>
2817 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
2818 Treat -mno-data-in-code and -mcode-xonly as aliases for
2819 -mcode-readable=no and -mcode-readable=pcrel respectively.
2820 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
2821 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
2822 (MULTILIB_DIRNAMES): Update accordingly.
2824 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
2826 * Makefile.in (version.o): Depend on $(REVISION) only if
2827 REVISION_s is defined.
2829 2007-08-17 Sa Liu <saliu@de.ibm.com>
2830 Ulrich Weigand <uweigand@de.ibm.com>
2833 * tree.c (reconstruct_complex_type): For a pointer to a vector,
2834 use build_qualified_type to retain qualifiers of the base type.
2836 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
2838 * config/score/score.md : Update pattern tablejump.
2839 * config/score/score.c : Update score_initialize_trampoline
2841 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
2842 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
2843 * doc/contrib.texi: Add my entry.
2845 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
2847 * Makefile.in (REVISION): New.
2850 (version.o): Also depend on $(REVISION). Add
2851 -DREVISION=$(REVISION_s).
2853 * version.c (version_string): Add REVISION.
2855 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
2857 * tree-eh.c (lower_try_finally_onedest): Reset the locus
2858 of GOTO that's relocated to a different block.
2860 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2862 * c-common.c (const_strip_array_types): New.
2863 * c-common.h (lang_missing_noreturn_ok_p): Delete.
2864 (const_strip_array_types): New.
2865 * c-objc-common.c (c_disregard_inline_limits,
2866 c_warn_unused_global_decl): Constify.
2867 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
2868 c_vla_type_p, c_incomplete_type_error): Likewise.
2869 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
2870 * hooks.c (hook_bool_const_tree_false): New.
2871 * hooks.h (hook_bool_const_tree_false): Likewise.
2872 * langhooks-def.h (lhd_warn_unused_global_decl,
2873 lhd_incomplete_type_error, lhd_expr_size,
2874 lhd_tree_inlining_disregard_inline_limits,
2875 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
2876 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
2877 * langhooks.c (lhd_warn_unused_global_decl,
2878 lhd_incomplete_type_error,
2879 lhd_tree_inlining_disregard_inline_limits,
2880 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
2881 lhd_expr_size): Likewise.
2882 * langhooks.h (lang_hooks_for_tree_inlining,
2883 lang_hooks_for_tree_dump, lang_hooks_for_types,
2884 lang_hooks_for_decls, lang_hooks): Likewise.
2885 * pointer-set.c (pointer_set_t, pointer_set_create,
2886 pointer_set_contains, insert_aux, pointer_set_insert,
2887 pointer_set_traverse, pointer_map_t, pointer_map_create,
2888 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
2890 * pointer-set.h (pointer_set_contains, pointer_set_insert,
2891 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
2892 pointer_map_traverse): Likewise.
2893 * predict.c (assert_is_empty): Likewise.
2894 * tree-affine.c (free_name_expansion): Likewise.
2895 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
2896 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
2897 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
2899 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
2901 * tree-vectorizer.c (new_loop_vec_info): Initialize new
2903 (destroy_loop_vec_info): Add call to VEC_free.
2904 * tree-vectorizer.h (may_alias_ddrs): Define.
2905 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
2906 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
2907 Change reporting to dump.
2908 (vect_is_duplicate_ddr): New.
2909 (vect_mark_for_runtime_alias_test): New.
2910 (vect_analyze_data_ref_dependences) Add call to
2911 vect_mark_for_runtime_alias_test.
2912 (vect_enhance_data_refs_alignment): Define local variable
2913 vect_versioning_for_alias_required, don't perform
2914 peeling for alignment if versioning for alias is
2916 (vect_enhance_data_refs_alignment): Use
2917 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
2918 PARAM_VECT_MAX_VERSION_CHECKS.
2919 * tree-vect-transform.c
2920 (vect_create_cond_for_alias_checks): New.
2921 (vect_transform_loop): Add call to
2922 vect_create_cond_for_alias_checks.
2923 (vect_vfa_segment_size): New.
2924 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
2926 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
2927 * gcc/doc/invoke.texi
2928 (vect-max-version-for-alignment-checks): Document.
2929 (vect-max-version-for-alias-checks): Document.
2930 (vect-max-version-checks): Remove.
2932 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
2934 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
2935 the same line as the instruction for all asm dialects.
2936 (*rep_movsi): Ditto.
2937 (*rep_movsi_rex64): Ditto.
2938 (*rep_movqi): Ditto.
2939 (*rep_movqi_rex64): Ditto.
2940 (*rep_stosdi_rex64): Ditto.
2941 (*rep_stossi): Ditto.
2942 (*rep_stossi_rex64): Ditto.
2943 (*rep_stosqi): Ditto.
2944 (*rep_stosqi_rex64): Ditto.
2945 (*cmpstrnqi_nz_1): Ditto.
2946 (*cmpstrnqi_nz_rex_1): Ditto.
2947 (*cmpstrnqi_1): Ditto.
2948 (*cmpstrnqi_rex_1): Ditto.
2949 (*strlenqi_1): Ditto.
2950 (*strlenqi_rex_1): Ditto.
2951 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
2952 prefix on the same line as the instruction for all asm dialects.
2953 (sync_double_compare_and_swap<mode>): Ditto.
2954 (*sync_double_compare_and_swapdi_pic): Ditto.
2955 (*sync_compare_and_swap_cc<mode>): Ditto.
2956 (sync_double_compare_and_swap_cc<mode>): Ditto.
2957 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
2958 (sync_old_add<mode>): Ditto.
2959 (sync_add<mode>): Ditto.
2960 (sync_sub<mode>): Ditto.
2961 (sync_ior<mode>): Ditto.
2962 (sync_and<mode>): Ditto.
2963 (sync_xor<mode>): Ditto.
2965 2007-08-16 Richard Sandiford <richard@codesourcery.com>
2968 * reload.c (find_reloads): Check that the memory returned by
2969 find_reloads_toplev was not the result of forcing a constant
2971 (find_reloads_toplev): Always use simplify_gen_subreg to get
2972 the subreg of a constant. If the result is also a constant,
2973 but not a legitimate one, force it into the constant pool
2974 and reload its address.
2976 2007-08-15 David Edelsohn <edelsohn@gnu.org>
2978 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
2981 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
2983 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
2984 directive for the current vector ABI.
2986 2007-08-15 Steve Ellcey <sje@cup.hp.com>
2989 * caller-save.c (reg_save_code): Set invalide status on restore code.
2991 2007-08-15 Diego Novillo <dnovillo@google.com>
2993 * tree-ssa-alias.c (compute_memory_partitions): Use
2994 alias_bitmap_obstack to allocate bitmaps.
2995 (reset_alias_info): Factor out of init_alias_info.
2996 Mark all name tags not associated to an SSA name for renaming.
2997 (init_alias_info): Call it.
2998 (create_name_tags): Tidy. Add comments.
2999 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
3001 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3003 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
3004 scheduler dependencies.
3006 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
3008 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
3010 (*iorsi_1_zext): Likewise.
3011 (*iorsi_1_zext_imm): Likewise.
3012 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
3013 with "rm"/"xm" constraint.
3014 (sse2_vmsqrtv2df2): Likewise.
3016 2007-08-15 Jakub Jelinek <jakub@redhat.com>
3019 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
3022 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
3024 * tree-pass.h (PROP_pta): Removed.
3025 (TODO_rebuild_alias): New.
3026 (pass_may_alias): Removed.
3027 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
3028 aliasing if we changed something.
3029 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
3031 (pass_may_alias): Removed.
3032 (create_structure_vars): Return TODO_rebuild_alias.
3033 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
3034 * tree-sra.c (tree_sra): Only rebuild aliasing if something
3036 (tree_sra_early): We never affect aliasing right now.
3037 * tree-flow.h (compute_may_aliases): New prototype.
3038 * passes.c: Remove pass_may_alias from the passes.
3039 (execute_function_todo): Support TODO_rebuild_alias.
3041 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
3043 * i386.c: (legitimize_address): Move dllimported variable check
3044 infront of legitimizing pic address of CONST symbols.
3046 2007-08-14 Steve Ellcey <sje@cup.hp.com>
3048 PR tree-optimization/32941
3049 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
3050 (goto_queue_cmp): Remove.
3051 (find_goto_replacement): Change search method.
3052 (maybe_record_in_goto_queue): Add assert.
3053 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
3054 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
3056 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3058 * alias.c (component_uses_parent_alias_set): Constify.
3059 * alias.h (component_uses_parent_alias_set): Likewise.
3060 * cfgrtl.c (print_rtl_with_bb): Likewise.
3061 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
3062 mpz_get_double_int): Likewise.
3063 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
3064 mpz_get_double_int): Likewise.
3065 * expr.c (is_aligning_offset, undefined_operand_subword_p,
3066 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
3068 * expr.h (safe_from_p): Likewise.
3069 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
3071 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
3072 zero_sized_type, goa_lhs_expr_p): Likewise.
3073 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
3074 * rtl.h (print_rtl_with_bb): Likewise.
3075 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
3076 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
3077 * tree-flow-inline.h (bb_stmt_list): Constify.
3078 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
3080 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
3081 const_first_stmt, const_last_stmt): New.
3082 (block_may_fallthru, empty_block_p): Constify.
3083 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
3084 EXPR_ONLY_BODY): New.
3085 (expr_first, expr_last, expr_only): Use macro for body.
3086 (const_expr_first, const_expr_last, const_expr_only): New.
3087 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
3088 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
3089 ctsi_prev, ctsi_stmt): New.
3090 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
3091 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
3092 * tree-ssa-loop-niter.c (loop_only_exit_p,
3093 derive_constant_upper_bound): Likewise.
3094 * tree-ssa-phiopt.c (empty_block_p): Likewise.
3095 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
3096 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
3097 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
3098 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
3099 * tree.c (get_type_static_bounds): Likewise.
3100 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
3101 (get_type_static_bounds): Constify.
3103 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3106 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
3107 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
3108 (*<addsub><mode>3_cc_overflow): New.
3109 (*add<mode>3_cconly_overflow): New.
3110 (*sub<mode>3_cconly_overflow): New.
3111 (*<addsub>si3_zext_cc_overflow): New.
3112 * config/i386/predicates.md (fcmov_comparison_operator): Accept
3113 CCCmode for LTU, GTU, LEU and GEU.
3114 (ix86_comparison_operator): Likewise.
3115 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
3116 * config/i386/i386.c (put_condition_code): Support CCCmode.
3117 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
3118 or MINUS expressions.
3120 2007-08-14 Andrew Pinski <pinskia@gmail.com>
3123 * c-typeck.c (build_binary_op): Disallow vector float types with
3124 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
3126 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3128 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
3129 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
3130 (dep_def): New typedef.
3131 (init_dep_1, sd_debug_dep): Declare functions.
3132 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
3133 (debug_dep_links): Remove.
3134 (struct _deps_list): New field 'n_links'.
3135 (DEPS_LIST_N_LINKS): New macro.
3136 (FOR_EACH_DEP_LINK): Remove.
3137 (create_deps_list, free_deps_list, delete_deps_list): Remove
3139 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
3140 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3141 (copy_deps_list_change_con, move_dep_link): Ditto.
3142 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
3143 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
3145 (INSN_BACK_DEPS): Remove.
3146 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
3148 (INSN_DEP_COUNT): Remove.
3149 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
3150 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
3151 Declare global variables.
3152 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
3153 (add_forw_dep, compute_forward_dependences): Remove declarations.
3154 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
3155 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3156 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
3158 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
3160 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
3161 (sd_list_types_def): New typedef.
3162 (sd_next_list): Declare function.
3163 (struct _sd_iterator): New type.
3164 (sd_iterator_def): New typedef.
3165 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
3167 (FOR_EACH_DEP): New cycle wrapper.
3168 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
3170 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
3171 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
3174 * sched-deps.c (init_dep_1): Make global.
3175 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
3177 (dump_dep): New static function.
3178 (dump_dep_flags): New static variable.
3179 (sd_debug_dep): New function.
3180 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
3182 (move_dep_link): Use remove_from_deps_list (), instead of
3184 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
3185 (dep_link_is_detached_p): New static function.
3186 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
3188 (dn_pool, dl_pool): New alloc_pools.
3189 (dn_pool_diff, dl_pool_diff): New static variables.
3190 (create_dep_node, delete_dep_node): New static function.
3191 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
3192 (deps_list_empty_p): Make it static. Use 'n_links' field.
3193 (deps_pools_are_empty_p): New static function.
3194 (alloc_deps_list, delete_deps_list): Remove.
3195 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
3196 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3197 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
3198 (forward_dependency_cache): Remove.
3199 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
3200 'back' from the names. Change signature to use dep_t instead of
3202 (add_back_dep): Ditto. Make global.
3203 (check_dep_status): Rename to check_dep ().
3204 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
3206 (sd_finish_insn): Ditto.
3207 (sd_find_dep_between_no_cache): New static function.
3208 (sd_find_dep_between): New function.
3209 (ask_dependency_caches, set_dependency_caches): New static functions.
3210 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
3211 (add_or_update_dep_1): Separate pieces of functionality into
3212 ask_dependency_caches (), update_dependency_caches (),
3213 change_spec_dep_to_hard (), update_dep ().
3214 (get_back_and_forw_lists): New static function.
3215 (sd_add_dep): Separate setting of dependency caches into
3216 set_dependency_caches ().
3217 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
3219 (sd_delete_dep): Ditto.
3220 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
3221 (dump_lists): New static function.
3222 (sd_debug_lists): New debug function.
3223 (delete_all_dependences, fixup_sched_groups): Update to use
3224 sd_* infrastructure.
3225 (sched_analyze_2): Create data-speculative dependency only if
3226 data-speculation is enabled.
3227 (sched_analyze_insn): If insn cannot be speculative, make all its
3228 dependencies non-speculative.
3229 (sched_analyze): Use sd_init_insn ().
3230 (add_forw_dep, compute_forward_dependencies): Remove.
3231 (delete_dep_nodes_in_back_deps): New static function.
3232 (sched_free_deps): New function.
3233 (init_dependency_caches): Init alloc_pools.
3234 (extend_depedency_caches): Update after removing of
3235 forward_dependency_cache.
3236 (free_dependency_caches): Ditto. Free alloc_pools.
3237 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
3238 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
3240 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3241 (add_dependence): Use init_dep ().
3242 (get_dep_weak_1): New static function.
3243 (get_dep_weak): Move logic to get_dep_weak_1 ().
3244 (dump_ds): New static function moved from haifa-sched.c:
3245 debug_spec_status ().
3246 (debug_ds): New debug function.
3247 (check_dep_status): Rename to check_dep (). Update to check whole
3250 * haifa-sched.c (spec_info): Make global.
3251 (added_recovery_block_p): Rename to
3252 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
3253 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
3254 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
3255 to use new interfaces.
3256 (ok_for_early_queue_removal): Ditto.
3257 (schedule_block): Initialize logical uids of insns emitted by the
3259 (sched_init): Initialize new variable.
3260 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
3262 (extend_global): Initialize insn data.
3263 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
3264 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
3266 (add_to_speculative_block): Update to use new interfaces.
3267 (create_recovery_block): Set new variables.
3268 (create_check_block_twin, fix_recovery_deps): Update to use new
3270 (sched_insn_is_legitimate_for_speculation_p): New function.
3271 (speculate_insn): Move checking logic to
3272 sched_insn_is_legitimate_for_speculation_p ().
3273 (sched_remove_insn): Finalize sched-deps information of instruction.
3274 (clear_priorities, add_jump_dependencies): Update to use new
3276 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
3278 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
3279 to use new interfaces.
3280 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
3281 (new_ready): Try to use control speculation only if it is available.
3282 (add_branch_dependences): Update to use new interfaces.
3283 (compute_block_backward_dependences): Rename to
3284 compute_block_dependences (). Call
3285 targetm.sched.dependencies_evaluation_hook ().
3286 (free_block_dependencies): New static function.
3287 (debug_dependencies): Update to use new interfaces.
3288 (schedule_region): Remove separate computation of forward dependencies.
3289 Move call of targetm.sched.dependencies_evaluation_hook () to
3290 compute_block_dependences (). Free dependencies at the end of
3291 scheduling the region.
3293 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
3295 (add_deps_for_risky_insns): Ditto.
3296 (schedule_ebb): Remove separate computation of forward dependencies.
3297 Free dependencies at the end of scheduling the ebb.
3299 * ddg.c (create_ddg_dependence): Update to use new interfaces.
3300 (build_intra_loop_deps): Ditto. Remove separate computation of
3301 forward dependencies. Free sched-deps dependencies.
3303 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
3304 to use new interfaces.
3305 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
3307 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
3309 (is_costly_group): Ditto.
3311 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3313 * alias.c (rtx_equal_for_memref_p): Constify.
3314 * basic-block.h (const_edge, const_basic_block): New.
3315 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
3316 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
3317 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
3318 probably_never_executed_bb_p, edge_probability_reliable_p,
3319 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
3320 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
3322 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
3323 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
3325 * cfganal.c (flow_active_insn_p, forwarder_block_p,
3326 flow_nodes_print, dfs_enumerate_from): Likewise.
3327 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
3328 control_flow_insn_p, count_basic_blocks): Likewise.
3329 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
3330 get_loop_body_with_size, loop_exit_edge_p): Likewise.
3331 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
3332 average_num_loop_insns, loop_exit_edge_p,
3333 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
3334 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
3335 average_num_loop_insns, seq_cost): Likewise.
3336 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
3337 * dominance.c (dominated_by_p): Likewise.
3338 * emit-rtl.c (validate_subreg): Likewise.
3339 * except.c (can_throw_internal, can_throw_external): Likewise.
3340 * except.h (can_throw_internal, can_throw_external): Likewise.
3341 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
3342 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
3343 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
3344 simple_mem, store_ops_ok, load_kills_store, find_loads,
3345 store_killed_in_insn, store_killed_after, store_killed_before,
3346 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
3348 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
3349 noce_mem_write_may_trap_or_fault_p): Likewise.
3350 * pointer-set.c (pointer_set_contains, pointer_map_contains):
3352 * pointer-set.h (pointer_set_contains, pointer_map_contains):
3354 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
3355 probably_cold_bb_p, probably_never_executed_bb_p,
3356 edge_probability_reliable_p, br_prob_note_reliable_p,
3357 can_predict_insn_p): Likewise.
3358 * regclass.c (reg_set_to_hard_reg_set): Likewise.
3359 * resource.c (return_insn_p): Likewise.
3360 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
3362 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
3363 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
3364 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
3365 verify_gimple_modify_stmt): Likewise.
3366 * tree-chrec.c (is_not_constant_evolution,
3367 is_multivariate_chrec_rec, is_multivariate_chrec,
3368 chrec_contains_symbols, chrec_contains_undetermined,
3369 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
3370 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
3371 eq_evolutions_p, scev_direction): Likewise.
3372 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
3373 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
3374 chrec_contains_symbols_defined_in_loop,
3375 chrec_contains_undetermined, tree_contains_chrecs,
3376 evolution_function_is_affine_multivariate_p,
3377 evolution_function_is_univariate_p, chrec_zerop,
3378 evolution_function_is_constant_p, evolution_function_is_affine_p,
3379 evolution_function_is_affine_or_constant_p,
3380 tree_does_not_contain_chrecs, chrec_type): Likewise.
3381 * tree-data-ref.c (tree_fold_divides_p,
3382 object_address_invariant_in_loop_p, dr_may_alias_p,
3383 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
3384 same_access_functions, constant_access_functions,
3385 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
3387 * tree-flow.h (scev_direction): Likewise.
3388 * tree-gimple.c (is_gimple_stmt): Likewise.
3389 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
3391 * tree-pretty-print.c (op_prio): Likewise.
3392 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
3393 analyzable_condition, backedge_phi_arg_p): Likewise.
3394 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
3395 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
3396 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
3399 2007-08-13 Dan Hipschman <dsh@google.com>
3402 * c-format.c (check_format_arg): Move check for zero-length
3403 format strings below the check for unterminated strings.
3405 2007-08-13 Andrew Pinski <pinskia@gmail.com>
3408 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
3411 2007-08-13 Nick Clifton <nickc@redhat.com>
3413 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
3415 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3418 * c-format.c (gcc_gfc_length_specs): New array.
3419 (gcc_gfc_char_table): Add unsigned specifier, and references to
3420 the l length modifier.
3421 (format_types_orig): Use the new gcc_gfc_length_specs.
3423 2007-08-12 Sa Liu <saliu@de.ibm.com>
3425 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
3426 and with REG_RETVAL note after split.
3428 2007-08-11 David Daney <ddaney@avtrex.com>
3430 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
3431 as ATTRIBUTE_UNUSED.
3433 2007-08-11 David Edelsohn <edelsohn@gnu.org>
3434 Segher Boessenkool <segher@kernel.crashing.org>
3436 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
3437 HAVE_LOCAL_CPU_DETECT not defined.
3439 2007-08-11 Jan Hubicka <jh@suse.cz>
3441 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
3442 (cgraph_process_new_functions): Honor previous value of
3443 disregard_inline_limits.
3444 * ipa-inline.c (compute_inline_parameters): Likewise.
3446 2007-08-11 Ian Lance Taylor <iant@google.com>
3448 * alias.h (alias_set_type): Define new type.
3449 (ALIAS_SET_MEMORY_BARRIER): Use it.
3450 * rtl.h: Include alias.h.
3451 (struct mem_attrs): Use alias_set_type.
3452 * tree.h: Include alias.h
3453 (struct tree_type): Use alias_set_type.
3454 (struct tree_struct_field_tag): Likewise.
3455 (struct tree_decl_common): Likewise.
3456 * alias.c (struct alias_set_entry): Use alias_set_type.
3457 (get_alias_set_entry, alias_set_subset_of): Likewise.
3458 (alias_sets_conflict_p): Likewise.
3459 (alias_sets_must_conflict_p): Likewise.
3460 (objects_must_conflict_p): Likewise.
3461 (get_alias_set, new_alias_set): Likewise.
3462 (record_alias_subset, record_component_aliases): Likewise.
3463 (varargs_set, frame_set): Change to alias_set_type.
3464 (get_varargs_alias_set): Use alias_set_type.
3465 (get_frame_alias_set): Likewise.
3466 * builtins.c (setjmp_alias_set): Change to alias_set_type.
3467 * dse.c (struct store_info): Use alias_set_type.
3468 (struct read_info, struct clear_alias_mode_holder): Likewise.
3469 (clear_alias_set_lookup, canon_address): Likewise.
3470 (record_store, check_mem_read_rtx): Likewise.
3471 (dse_record_singleton_alias_set): Likewise.
3472 (dse_invalidate_singleton_alias_set): Likewise.
3473 * emit-rtl.c (get_mem_attrs): Likewise.
3474 (set_mem_attributes_minus_bitpos): Likewise.
3475 (set_mem_alias_set): Likewise.
3476 * expr.c (store_constructor_field, store_field): Likewise.
3477 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
3478 * langhooks.c (lhd_get_alias_set): Likewise.
3479 * langhooks-def.h (lhd_get_alias_set): Likewise.
3480 * reload1.c (alter_reg): Likewise.
3481 * tree-flow.h (struct fieldoff): Likewise.
3482 * tree-ssa-alias.c (struct alias_map_d): Likewise.
3483 (may_alias_p, get_smt_for, create_sft): Likewise.
3484 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
3485 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
3486 (merge_smts_into): Likewise.
3487 * varasm.c (const_alias_set): Likewise.
3488 * c-common.c (strict_aliasing_warning): Likewise.
3489 (c_common_get_alias_set): Likewise.
3490 * dse.h (dse_record_singleton_alias_set): Update declaration.
3491 (dse_invalidate_singleton_alias_set): Likewise.
3492 * emit-rtl.h (set_mem_alias_set): Likewise.
3493 * c-common.h (c_common_get_alias_set): Likewise.
3494 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
3495 * print-tree.c (print_node): Likewise.
3496 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
3498 (alpha_setup_incoming_varargs): Use alias_set_type.
3499 * config/i386/i386.c (setup_incoming_varargs_64): Use
3501 (setup_incoming_varargs_ms_64): Likewise.
3502 (ix86_GOT_alias_set): Likewise.
3503 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
3504 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
3505 (set): Change to alias_set_type.
3506 (get_TOC_alias_set): Use alias_set_type.
3507 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
3509 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
3510 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
3512 (struct_value_alias_set): Likewise.
3513 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
3515 2007-08-11 Richard Sandiford <richard@codesourcery.com>
3517 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
3518 * config/vxworks.h (TARGET_VXWORKS): Override.
3519 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
3520 "mips" if TARGET_VXWORKS.
3522 2007-08-11 Richard Sandiford <richard@codesourcery.com>
3524 * calls.c (avoid_likely_spilled_reg): New function.
3525 (expand_call): Use it.
3527 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3529 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
3531 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
3533 * config/mips/predicates.md (const_call_insn_operand): Invoke
3534 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
3536 2007-08-10 David Edelsohn <edelsohn@gnu.org>
3539 * config/rs6000/driver-rs6000.c: Include link.h.
3540 Use ElfW instead of wordsize-specif typedef.
3542 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3544 * system.h (CONST_CAST): New.
3545 * c-decl.c (c_make_fname_decl): Use it.
3546 * c-lex.c (cb_ident, lex_string): Likewise.
3547 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3548 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
3549 give_switch, set_multilib_dir): Likewise.
3550 * gengtype-parse.c (string_seq, typedef_name): Likewise.
3551 * passes.c (execute_one_pass): Likewise.
3552 * prefix.c (update_path): Likewise.
3553 * pretty-print.c (pp_base_destroy_prefix): Likewise.
3554 * tree.c (build_string): Likewise.
3556 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
3558 * tree-flow-inline.h (is_exec_stmt): Remove.
3559 (is_label_stmt): Remove.
3560 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
3563 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
3565 * lower-subreg.c (resolve_shift_zext): Don't adjust
3566 src_reg_num for wordmode operands.
3568 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
3569 David Ung <davidu@mips.com>
3571 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
3572 (TARGET_SCHED_REORDER2): Define.
3573 (mips_maybe_swap_ready): New.
3574 (mips_last_74k_agen_insn): New.
3575 (mips_74k_agen_init): New.
3576 (mips_74k_agen_reorder): New function to group loads and stores
3578 (mips_sched_init): New.
3579 (mips_sched_reorder): Don't do initialization here. Call
3580 mips_74k_agen_reorder.
3581 (mips_variable_issue): Call mips_74k_agen_init.
3583 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
3585 * tree-flow-inline.h (get_filename): Remove.
3587 2007-08-10 Richard Sandiford <richard@codesourcery.com>
3589 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
3591 (mips_fetch_insns): Delete in favor of...
3592 (mips_load_store_insns): ...this new function.
3593 * config/mips/mips.c (mips_address_insns): Add a boolean argument
3594 to say whether multiword moves _might_ be split.
3595 (mips_fetch_insns): Delete in favor of...
3596 (mips_load_store_insns): ...this new function.
3597 (mips_rtx_costs): Update the call to mips_address_insns.
3598 (mips_address_cost): Likewise.
3599 * config/mips/mips.md (length): Use mips_load_store_insns instead
3600 of mips_fetch_insns.
3601 * config/mips/constraints.md (R): Use mips_address_insns rather
3602 than mips_fetch_insns. Assume that the move never needs to be split.
3604 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
3606 * config/mips/mips.opt (mhard-float, msoft-float): Make these
3607 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
3608 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
3609 * config/mips/mips.h (mips16_hard_float): Delete.
3610 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
3611 definitions, and replace with....
3612 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
3613 * config/mips/mips.c (mips16_hard_float): Delete. Replace
3614 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
3615 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
3616 (override_options): Replace MASK_SOFT_FLOAT references with
3617 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
3618 and mips16_hard_float when TARGET_MIPS16.
3620 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3623 * c-typeck.c (build_binary_op): Check for non pointer types before
3624 calling int_fits_type_p.
3626 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3629 * fold-const.c (omit_one_operand): Return only the ommitted expression
3630 if the result is an empty statement.
3631 (pedantic_omit_one_operand): Likewise.
3633 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
3635 * c-typeck.c (readonly_error): Improve error for assignment.
3637 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
3639 (pp_c_expression): Ditto.
3641 2007-08-09 Simon Baldwin <simonb@google.com>
3643 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
3644 break that was preventing simplify_associative_operation() for xor.
3646 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
3647 Nigel Stephens <nigel@mips.com>
3649 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
3650 Document change in interpretation of value from boolean to
3652 * optabs.c (expand_ffs, expand_ctz): New functions to compute
3653 ffs and ctz using clz.
3654 (expand_unop): Call them.
3655 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
3657 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
3658 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
3659 enable the new ffs expansion on this target.
3661 2007-08-09 Jan Hubicka <jh@suse.cz>
3663 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
3664 (expand_ternary_op): Likewise.
3665 (expand_vec_shift_expr): Likewise.
3666 (expand_binop_directly): Likewise.
3667 (expand_binop): Likewise.
3668 (sign_expand_binop): Likewise.
3669 (expand_twoval_unop): Likewise.
3670 (expand_twoval_binop): Likewise.
3671 (expand_twoval_binop_libfunc): Likewise.
3672 (widen_clz): Likewise.
3673 (widen_bswap): Likewise.
3674 (expand_parity): Likewise.
3675 (expand_unop): Likewise.
3676 (expand_abs_nojump): Likewise.
3677 (expand_copysign): Likewise.
3678 (emit_no_conflict_block): Likewise.
3679 (emit_libcall_block): Likewise.
3680 (can_compare_p): Likewise.
3681 (prepare_cmp_insn): Likewise.
3682 (emit_cmp_and_jump_insn_1): Likewise.
3683 (prepare_float_lib_cmp): Likewise.
3684 (emit_conditional_add): Likewise.
3685 (gen_add2_insn): Likewise.
3686 (have_add2_insn): Likewise.
3687 (gen_sub2_insn): Likewise.
3688 (have_sub2_insn): Likewise.
3689 (can_extend_p): Likewise.
3690 (can_fix_p): Likewise.
3691 (can_float_p): Likewise.
3692 (expand_float): Likewise.
3693 (expand_fix): Likewise.
3694 (expand_sfix_optab): Likewise.
3695 (new_optab): Likewise.
3696 (new_convert_optab): Likewise.
3697 (init_libfuncs): Likewise.
3698 (init_interclass_conv_libfuncs): Likewise.
3699 (init_intraclass_conv_libfuncs): Likewise.
3700 (set_conv_libfunc): Likewise.
3701 (init_optabs): Likewise.
3702 (debug_optab_libfuncs): Likewise.
3703 (gen_cond_trap): Likewise.
3704 * optabs.h (optab_handler, convert_optab_hanlder): New.
3705 * genopinit.c: Update optabs generation table.
3706 * reload.c (find_reloads_address_1): Use optabs accestors.
3707 * builtins.c (expand_builtin_mathfn): Likewise.
3708 (expand_builtin_mathfn_2): Likewise.
3709 (expand_builtin_mathfn_3): Likewise.
3710 (expand_builtin_interclass_mathfn): Likewise.
3711 (expand_builtin_sincos): Likewise.
3712 (expand_builtin_cexpi): Likewise.
3713 (expand_builtin_powi): Likewise.
3714 (expand_builtin_strlen): Likewise.
3715 * dojump.c (do_jump): Likewise.
3716 * expr.c (convert_move): Likewise.
3717 (move_by_pieces): Likewise.
3718 (move_by_pieces_ninsns): Likewise.
3719 (can_store_by_pieces): Likewise.
3720 (store_by_pieces_1): Likewise.
3721 (emit_move_via_integer): Likewise.
3722 (emit_move_complex): Likewise.
3723 (emit_move_ccmode): Likewise.
3724 (emit_move_insn_1): Likewise.
3725 (emit_single_push_insn): Likewise.
3726 (store_constructor): Likewise.
3727 (expand_expr_real_1): Likewise.
3728 (do_store_flag): Likewise.
3729 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
3730 (enumerate_modes): Likewise.
3731 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
3732 (supportable_widening_operation): Likewise.
3733 (supportable_narrowing_operation): Likewise.
3734 * expmed.c (store_bit_field_1): Likewise.
3735 (extract_bit_field_1): Likewise.
3736 (expand_mult_highpart_optab): Likewise.
3737 (expand_smod_pow2): Likewise.
3738 (expand_divmod): Likewise.
3739 (emit_store_flag): Likewise.
3740 * tree-vect-patterns.c
3741 (vect_pattern_recog_1): Likewise.
3742 * tree-ssa-loop-prefetch.c
3743 (nontemporal_store_p): Likewise.
3744 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
3745 (vect_create_epilog_for_reduction): Likewise.
3746 (vectorizable_reduction): Likewise.
3747 (vectorizable_operation): Likewise.
3748 (vect_strided_store_supported): Likewise.
3749 (vectorizable_store): Likewise.
3750 (vect_strided_load_supported): Likewise.
3751 (vectorizable_load): Likewise.
3752 * combine.c (simplify_comparison): Likewise.
3753 * tree-vect-generic.c
3754 (type_for_widest_vector_mode): Likewise.
3755 (expand_vector_operations_1): Likewise.
3756 * config/spu/spu.c (spu_expand_mov): Likewise.
3757 (spu_emit_vector_compare): Likewise.
3758 * config/rs6000/rs6000.c
3759 (rs6000_emit_vector_compare): Likewise.
3760 * stmt.c (add_case_node): Likewise.
3761 * reload1.c (gen_reload):
3763 2007-08-09 Michael Matz <matz@suse.de>
3765 * tree.h (fixed_zerop): Declare as taking a const_tree.
3766 * tree.c (fixed_zerop): Take a const_tree.
3768 2007-08-09 Ira Rosen <irar@il.ibm.com>
3770 * tree-vect-transform.c (vectorizable_store): Remove call to
3771 copy_virtual_operands() and call mark_symbols_for_renaming() for
3772 the created vector store.
3773 (vect_setup_realignment): Don't call copy_virtual_operands() and
3774 update_vuses_to_preheader().
3775 (vectorizable_load): Don't call copy_virtual_operands().
3776 (update_vuses_to_preheader): Remove.
3778 2007-08-08 Chao-ying Fu <fu@mips.com>
3780 * tree.def (FIXED_POINT_TYPE): New type.
3781 (FIXED_CST): New constant.
3782 (FIXED_CONVERT_EXPR): New expr.
3783 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
3784 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
3785 * tree.h (struct tree_base): Add saturating_flag.
3786 Remove one bit of spare for saturating_flag.
3787 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
3788 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
3789 FIXED_POINT_TYPE_P): Define.
3790 (TYPE_SATURATING): Define.
3791 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
3792 (struct tree_fixed_cst): New.
3793 (TYPE_IBIT, TYPE_FBIT): Define.
3794 (tree_node): Add fixed_cst.
3795 (enum tree_index): Add new enumeration values of
3796 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
3797 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
3798 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
3799 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
3800 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
3801 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
3802 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
3803 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
3804 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
3805 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
3806 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
3807 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
3808 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
3809 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
3810 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
3811 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
3812 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
3813 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
3814 (sat_short_fract_type_node, sat_fract_type_node,
3815 sat_long_fract_type_node, sat_long_long_fract_type_node,
3816 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
3817 sat_unsigned_long_fract_type_node,
3818 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
3819 fract_type_node, long_fract_type_node, long_long_fract_type_node,
3820 unsigned_short_fract_type_node, unsigned_fract_type_node,
3821 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
3822 sat_short_accum_type_node, sat_accum_type_node,
3823 sat_long_accum_type_node, sat_long_long_accum_type_node,
3824 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
3825 sat_unsigned_long_accum_type_node,
3826 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
3827 accum_type_node, long_accum_type_node, long_long_accum_type_node,
3828 unsigned_short_accum_type_node, unsigned_accum_type_node,
3829 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
3830 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
3831 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
3832 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
3833 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
3834 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
3835 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
3836 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
3837 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
3838 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
3839 sat_uda_type_node, sat_uta_type_node): New macro.
3840 (make_fract_type, make_accum_type): Declare.
3841 (make_signed_fract_type, make_unsigned_fract_type,
3842 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
3843 make_signed_accum_type, make_unsigned_accum_type,
3844 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
3845 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
3846 make_or_reuse_sat_signed_fract_type,
3847 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
3848 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
3849 make_or_reuse_sat_unsigned_accum_type): New macro.
3850 (fixed_zerop): Declare.
3851 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
3852 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
3853 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
3854 LONG_LONG_ACCUM_TYPE_SIZE): Define.
3855 * treestruct.def: Add TS_FIXED_CST.
3856 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
3858 (tree-dump.o): Likewise.
3859 (print-tree.o): Likewise.
3860 (tree-pretty-print.o): Likewise.
3861 (fold-const.o): Likewise.
3862 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
3863 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
3864 (is_gimple_min_invariant): Handle FIXED_CST.
3865 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
3866 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
3867 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3868 (layout_type): Handle FIXED_POINT_TYPE.
3869 (make_fract_type, make_accum_type): New functions.
3870 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
3871 * tree-dump.c (fixed-value.h): New include.
3872 (dump_fixed): New function.
3873 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
3874 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
3875 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
3876 * tree-pretty-print.c (fixed-value.h): New include.
3877 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
3879 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
3880 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
3881 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
3882 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
3883 for non-saturating fixed-point types.
3884 (reassociate_bb): Likewise.
3885 * emit-rtl.c (fixed-value.h): New include.
3886 (fconst0, fconst1): New array.
3887 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
3888 * tree-vect-generic.c expand_vector_operation): Support
3889 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
3891 (type_for_widest_vector_mode): Add one parameter for the
3893 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
3895 Pass the satp parameter to type_for_mode for fixed-point types.
3896 (expand_vector_operations_1): Pass the saturating flag to
3897 type_for_widest_vector_mode.
3898 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3899 and MODE_VECTOR_UACCUM.
3900 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
3901 (vectorizable_condition): Likewise.
3902 * tree.c (fixed-value.h): New include.
3903 (tree_code_size): Support FIXED_CST.
3904 (build_fixed): New function.
3905 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
3906 (fixed_zerop): New function.
3907 (tree_node_structure): Support FIXED_CST.
3908 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
3909 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
3910 (type_hash_eq): Handle FIXED_POINT_TYPE.
3911 (simple_cst_equal): Support FIXED_CST.
3912 (iterative_hash_expr): Handle FIXED_CST.
3913 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
3914 (get_narrower): Likewise.
3915 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
3916 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
3917 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
3918 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
3920 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
3921 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3922 (initializer_zerop): Support FIXED_CST.
3923 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
3924 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
3925 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
3926 (is_base_type): Handle FIXED_POINT_TYPE.
3927 (add_type_attribute): Handle FIXED_POINT_TYPE.
3928 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
3929 * print-tree.c (fixed-value.h): New include.
3930 (print_node_brief): Support FIXED_CST.
3931 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
3932 * c-pretty-print.c (fixed-value.h): New include.
3933 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
3934 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
3935 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
3936 Support fixed-point types for inner items in VECTOR_TYPE.
3937 (pp_c_direct_declarator): Likewise.
3938 (pp_c_declarator): Likewise.
3939 (pp_c_fixed_constant): New function.
3940 (pp_c_constant): Handle FIXED_CST.
3941 (pp_c_primary_expression): Likewise.
3942 (pp_c_expression): Likewise.
3943 * fold-const.c (fixed-value.h): New include.
3944 (negate_expr_p): Return true for FIXED_CST.
3945 (fold_negate_expr): Support FIXED_CST.
3946 (split_tree): Support FIXED_CST.
3947 (const_binop): Support FIXED_CST.
3948 (fold_convert_const_int_from_fixed): New function to convert from
3950 (fold_convert_const_real_from_fixed): New function to convert from
3952 (fold_convert_const_fixed_from_fixed): New function to convert from
3953 fixed to another fixed.
3954 (fold_convert_const_fixed_from_int): New function to convert from
3956 (fold_convert_const_fixed_from_real): New function to convert from
3958 (fold_convert_const): Support conversions from fixed to int, from
3959 fixed to real, from fixed to fixed, from int to fixed, and from real
3961 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
3962 (operand_equal_p): Support FIXED_CST.
3963 (make_range): For fixed-point modes, we need to pass the
3964 saturating flag as the 2nd parameter.
3965 (tree_swap_operands_p): Handle FIXED_CST.
3966 (fold_plusminus_mult_expr): For fract modes, we cannot generate
3968 (fold_unary): Support FIXED_CONVERT_EXPR.
3969 (fold_binary): Handle FIXED_CST.
3970 Make sure the type is not saturating, before associating operations.
3971 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
3972 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
3973 (fold_negate_const): Support FIXED_CST.
3974 (fold_relational_const): Support FIXED_CST.
3975 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
3976 (gimplify_expr): Handle FIXED_CST.
3977 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
3978 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
3979 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
3980 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
3981 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
3982 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
3983 LONG_LONG_ACCUM_TYPE_SIZE.
3984 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
3985 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
3986 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
3987 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
3988 MODE_ACCUM, and MODE_UACCUM.
3989 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
3990 fixed-point types to disable reduction.
3991 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
3993 2007-08-08 David Edelsohn <edelsohn@gnu.org>
3995 * config/rs6000/x-rs6000: New file.
3996 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
3997 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
3998 (EXTRA_SPEC_FUNCTIONS): Define.
3999 (HAVE_LOCAL_CPU_DETECT): Define.
4000 (CC1_CPU_SPEC): Define.
4001 * config/rs6000/driver-rs6000.c: New file.
4002 * config/rs6000/aix.h (CC1_SPEC): Define.
4003 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
4004 * config.host: Add x-rs6000 to host_xmake_file if host and target
4005 are rs6000 or powerpc.
4007 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
4009 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
4011 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4012 Sandra Loosemore <sandra@codesourcery.com>
4013 Chao-ying Fu <fu@mips.com>
4014 Nigel Stephens <nigel@mips.com>
4015 David Ung <davidu@mips.com>
4017 * doc/invoke.texi (-mcode-readable): Document.
4018 * config/mips/mips.opt (mcode-readable): New option.
4019 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
4020 * config/mips/mips.h (mips_code_readable_setting): New enum.
4021 (mips_code_readable): Declare.
4022 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
4023 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
4024 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
4025 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
4026 boiler-plate comments.
4027 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
4028 * config/mips/mips.c (mips_code_readable): New variable.
4029 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
4030 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
4031 context and -mcode-readable setting to restrict the use of
4032 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
4033 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
4034 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
4035 (mips_blocks_for_constant_p): Only return false for
4036 TARGET_MIPS16_PCREL_LOADS.
4037 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
4038 for MIPS16. Handle SYMBOL_32_HIGH.
4039 (mips_const_insns): Allow HIGHs for MIPS16 too.
4040 (mips_unspec_address_offset): New function, split out from...
4041 (mips_unspec_address): ...here.
4042 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
4043 16-bit symbolic constants. Assert approropiate conditions for
4044 using the "la" and "dla" macros.
4045 (mips_handle_option): Handle -mcode-readable=.
4046 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
4047 Set up mips_lo_relocs[SYMBOL_32_HIGH].
4048 (mips_strip_unspec_address): New function, split out from...
4049 (print_operand_reloc): ...here.
4050 (print_operand): Pass constants through mips_strip_unspec_address.
4051 (print_operand_address): Likewise.
4052 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
4053 (mips_select_rtx_section): Remove MIPS16 handling.
4054 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
4055 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
4056 (mips16_lay_out_constants): Do nothing unless
4057 TARGET_MIPS16_PCREL_LOADS.
4058 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
4059 * config/mips/mips.md: Split HIGHs for MIPS16.
4060 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
4062 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4064 * config/mips/mips-protos.h (mips_emit_move): Declare.
4065 * config/mips/mips.c (mips_emit_move): New function.
4066 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
4067 (mips_legitimize_const_move): Likewise.
4068 (mips_legitimize_move): Likewise.
4069 (mips_split_64bit_move): Likewise.
4070 (mips_restore_gp): Likewise.
4071 (mips_load_call_address): Likewise.
4072 (mips_emit_fcc_reload): Likewise.
4073 (mips_set_return_address): Likewise.
4074 (mips_block_move_straight): Likewise.
4075 (mips_block_move_loop): Likewise.
4076 (mips_setup_incoming_varargs): Likewise.
4077 (mips_save_reg): Likewise.
4078 (mips_expand_prologue): Likewise.
4079 (mips_restore_reg): Likewise.
4080 (mips_expand_epilogue): Likewise.
4081 (mips_output_mi_thunk): Likewise.
4082 (build_mips16_call_stub): Likewise.
4083 (mips_builtin_branch_and_move): Likewise.
4084 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
4085 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
4086 (fixuns_truncdfdi2): Likewise.
4087 (fixuns_truncsfsi2): Likewise.
4088 (fixuns_truncsfdi2): Likewise.
4089 (loadgp_absolute): Likewise.
4090 (builtin_setjmp_setup): Likewise.
4091 (builtin_longjmp): Likewise.
4092 (untyped_call): Likewise.
4094 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4096 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
4097 an "rtx *" argument. Return a bool.
4098 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
4099 values and return true if they can be split. Take the same kind of
4100 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
4101 and store the lo_sum there if nonnull. Use the symbol type to
4102 determine whether a $gp or HIGH is needed.
4103 (mips_legitimize_address): Update call to mips_split_symbol and
4104 simplify accordingly.
4105 (mips_legitimize_const_move): Likewise.
4106 * config/mips/mips.md: In the combine define_split,
4107 check mips_split_symbol instead of splittable_symbolic_operand.
4108 Update use of mips_split_symbol in the generator code.
4109 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
4111 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4113 * config/mips/mips.c (mips_symbolic_address_p): Delete.
4114 (mips_symbol_insns_1): New function, split out from...
4115 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
4116 and stores separately from load addresses.
4117 (mips_classify_address): Replace uses of mips_symbolic_address_p
4118 with uses of mips_symbol_insns.
4119 (mips_address_insns): Update calls to mips_symbol_insns.
4120 (mips_const_insns): Likewise.
4121 (mips_legitimize_address): Likewise.
4123 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4125 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
4126 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
4127 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
4128 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
4129 non-call contexts if TARGET_MIPS16.
4130 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
4131 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
4132 code for SYMBOL_ABSOLUTE.
4133 (mips_symbol_insns): Likewise.
4135 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4137 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
4138 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
4139 (mips_symbolic_constant_p): Likewise. Update the call to
4140 mips_classify_symbol.
4141 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
4142 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
4143 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
4144 (print_operand_reloc): Add a context argument. Update the call to
4145 mips_symbolic_constant_p.
4146 (print_operand): Update the calls to print_operand_reloc.
4147 (print_operand_address): Use print_operand_reloc rather than
4149 (mips_rewrite_small_data_p): Add a context argument. Update the call
4150 to mips_symbolic_constant_p.
4151 (mips_small_data_pattern_1): Make DATA the containing mem.
4152 Update the call to mips_rewrite_small_data_p.
4153 (mips_rewrite_small_data_1): Likewise.
4154 (mips_use_anchors_for_symbol_p): Update the call to
4155 mips_symbolic_constant_p.
4156 * config/mips/predicates.md (const_call_insn_operand): Likewise.
4157 (splittable_symbolic_operand): Likewise.
4158 (move_operand): Likewise.
4159 (absolute_symbolic_operand): Likewise.
4160 (got_disp_operand): Likewise.
4161 (got_page_ofst_operand): Likewise.
4163 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4165 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
4166 (SYMBOL_ABSOLUTE): ...this.
4167 (SYMBOL_SMALL_DATA): Rename to...
4168 (SYMBOL_GP_RELATIVE): ...this.
4169 (SYMBOL_CONSTANT_POOL): Rename to...
4170 (SYMBOL_PC_RELATIVE): ...this.
4171 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
4172 (mips_symbolic_address_p, mips_symbol_insns, override_options)
4173 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
4174 after above changes.
4175 * config/mips/predicates.md (const_call_insn_operand): Likewise.
4176 (general_symbolic_operand): Rename to...
4177 (absolute_symbolic_operand): ...this.
4178 * config/mips/mips.md: Update after above changes.
4180 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
4181 Revital Eres <eres@il.ibm.com>
4183 * ddg.c (print_ddg): Add dump information.
4184 * modulo-sched.c (print_node_sched_params): Add parameter and
4186 (calculate_maxii): Remove function.
4187 (undo_generate_reg_moves): Likewise.
4188 (undo_permute_partial_schedule): Likewise.
4189 (kernel_number_of_cycles): Likewise.
4190 (MAXII_FACTOR): New definition to calculate the upper bound of II.
4191 (sms_schedule): Use it. Remove profitability checks.
4192 (sms_schedule_by_order): Fix order of nodes within the cycle.
4194 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
4196 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
4197 -profile option, add pie support.
4198 (ENDFILE_SPEC): New spec.
4199 * config/gnu.h (LIB_SPEC): Add -profile option.
4201 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
4203 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
4204 * config/gnu.h (LIB_SPEC): Likewise.
4206 2007-08-07 Yaz Saito <saito@google.com>
4207 Ian Lance Taylor <iant@google.com>
4209 * common.opt (finstrument-functions-exclude-function-list): New
4211 (finstrument-functions-exclude-file-list): New option.
4212 * opts.c (char_p): Define and DEF_VEC.
4213 (flag_instrument_functions_exclude_functions): New static
4215 (flag_instrument_functions_exclude_files): New static variable.
4216 (add_instrument_functions_exclude_list): New static function.
4217 (flag_instrument_functions_exclude_p): New function.
4218 (common_handle_option): Handle new options.
4219 * flags.h (flag_instrument_functions_exclude_p): Declare.
4220 * gimplify.c (gimplify_function_tree): Call
4221 flag_instrument_functions_exclude_p.
4222 * doc/invoke.texi (Option Summary): Mention new options.
4223 (Code Gen Options): Document new options.
4225 2007-08-07 Ian Lance Taylor <iant@google.com>
4227 PR rtl-optimization/32776
4228 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
4229 (resolve_use): Likewise.
4230 (decompose_multiword_subregs): Remove "changed" local variable.
4232 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
4234 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
4235 * configure: Regenerate.
4236 * config.in: Regenerate.
4237 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
4240 2007-08-07 Ian Lance Taylor <iant@google.com>
4242 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
4243 note, just delete the insn.
4245 2007-08-07 Andreas Schwab <schwab@suse.de>
4248 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
4251 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
4253 * lower-subreg.c (resolve_subreg_use): Remove assertion.
4254 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
4255 (decompose_multiword_subregs): Use the functions above to decompose
4256 multiword shifts and zero-extends.
4258 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
4260 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
4261 "assemble" descriptions which were swapped.
4263 2007-08-06 Chao-ying Fu <fu@mips.com>
4265 * fixed-value.h: New file.
4266 * fixed-value.c: New file.
4267 * Makefile.in (OBJS-common): Add fixed-value.o.
4268 (fixed-value.o): New rule.
4269 (GTFILES): Add fixed-value.h.
4270 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
4271 to compare a.low and b.low.
4272 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
4274 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
4275 Daniel Jacobowitz <dan@codesourcery.com>
4278 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
4280 (x86_64-*-netbsd*): Likewise.
4281 (x86_64-*-linux*): Likewise.
4282 (x86_64-*-kfreebsd*-gnu): Likewise.
4283 (x86_64-*-knetbsd*-gnu): Likewise.
4284 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
4286 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
4288 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
4289 Add -fno-asynchronous-unwind-tables.
4291 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
4292 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
4293 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
4294 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
4295 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
4297 2007-08-06 Steve Ellcey <sje@cup.hp.com>
4299 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
4300 (TARGET_C_MODE_FOR_SUFFIX): New.
4302 2007-08-06 Steve Ellcey <sje@cup.hp.com>
4304 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
4306 2007-08-06 Steve Ellcey <sje@cup.hp.com>
4308 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
4310 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
4312 * config/i386/i386.md: Check TARGET_ macros and optimize_size
4313 before checking function returns in conditional expressions.
4315 2007-08-06 Alfred Minarik <a.minarik@aon.at>
4318 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
4320 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4323 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
4324 for INTEGRAL_TYPE_P.
4326 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
4328 * configure.ac: Remove --enable-checking=df from default settings.
4329 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
4330 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
4331 if the parameter is true.
4332 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
4333 DF_VERIFY_SCHEDULED flag is true.
4334 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
4335 (df_finish_pass): Adjust prototype.
4336 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
4339 * see.c (pass_see): Add TODO_df_verify.
4340 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
4341 * global.c (rest_of_handle_global_alloc): Schedule verification
4343 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
4345 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
4346 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
4347 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
4349 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
4350 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
4351 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
4353 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
4354 Revital Eres <eres@il.ibm.com>
4356 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
4358 * ddg.c (create_ddg_dependence): Rename to...
4359 (create_ddg_dep_from_intra_loop_link): This. Do not check
4360 for interloop edges. Do not create anti dependence edge when
4361 a true dependence edge exists in the opposite direction and
4362 -fmodulo-sched-allow-regmoves is set.
4363 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
4364 (add_cross_iteration_register_deps): Create anti dependence edge
4365 when -fno-modulo-sched-allow-regmoves is set.
4366 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
4368 2007-08-04 Richard Sandiford <richard@codesourcery.com>
4370 * config/arm/arm.md (movsi): Add braces.
4372 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
4375 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
4376 operands for the folding of "A - (A & B)" into "~B & A"; cast them
4379 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
4381 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
4382 state accessor functions.
4383 * cfgloopmanip.c (remove_path, create_preheaders,
4384 force_single_succ_latches, fix_loop_structure): Ditto.
4385 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4386 tree_duplicate_loop_to_header_edge): Ditto.
4387 * cfgloopanal.c (mark_irreducible_loops): Ditto.
4388 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
4390 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
4391 cleanup_tree_cfg): Ditto.
4392 * tree-cfg.c (tree_merge_blocks): Ditto.
4393 * cfgloop.c (rescan_loop_exit, record_loop_exits,
4394 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
4395 loop_preheader_edge, single_exit): Ditto.
4396 (flow_loops_find): Do not clear loops->state.
4397 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
4398 loops_state_clear): New functions.
4400 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4403 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
4404 when adding to the base and convert ELT to sizetype instead of type.
4406 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4409 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
4410 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
4412 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4415 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
4416 correct type the negate expression.
4418 2007-08-03 Jan Hubicka <jh@suse.cz>
4420 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
4423 2007-08-03 David Edelsohn <edelsohn@gnu.org>
4425 * config/rs6000/rs6000.c (struct processor_cost): Change
4426 l1_cache_lines to l1_cache_size. Add l2_cache_size.
4427 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
4429 (rios1_costs, rios2_cost): Correct cache line size.
4430 (rs6000_override_options): Set l2-cache-size parameter.
4432 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4433 Diego Novillo <dnovillo@google.com>
4436 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
4437 if the range includes 0.
4439 2007-08-03 Ben Elliston <bje@au.ibm.com>
4441 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
4442 mode to unspec expressions to silence a warning from the generator
4445 2007-08-02 Steve Ellcey <sje@cup.hp.com>
4447 * config/ia64/constraints.md ("U"): Make constraint vector only.
4449 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
4452 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
4453 always_inline attribute on the function decl.
4455 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
4458 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
4459 if we are compiling with -fPIC.
4461 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
4462 Nigel Stephens <nigel@mips.com>
4464 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
4465 Define for MIPS32 and MIPS64.
4467 2007-08-02 Nick Clifton <nickc@redhat.com>
4469 * config/host-hpux.c: Change copyright header to refer to version
4470 3 of the GNU General Public License and to point readers at the
4471 COPYING3 file and the FSF's license web page.
4472 * config/alpha/predicates.md, config/alpha/vms-ld.c,
4473 config/alpha/linux.h, config/alpha/alpha.opt,
4474 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
4475 config/alpha/vms-unwind.h, config/alpha/ev4.md,
4476 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
4477 config/alpha/alpha.h, config/alpha/sync.md,
4478 config/alpha/openbsd.h, config/alpha/alpha.md,
4479 config/alpha/alpha-modes.def, config/alpha/ev5.md,
4480 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
4481 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
4482 config/alpha/constraints.md, config/alpha/osf.h,
4483 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
4484 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
4485 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
4486 config/frv/frv-asm.h, config/frv/frv-protos.h,
4487 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
4488 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
4489 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
4490 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
4491 config/s390/s390.opt, config/s390/s390-modes.def,
4492 config/s390/fixdfdi.h, config/s390/constraints.md,
4493 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
4494 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
4495 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
4496 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
4497 config/m32c/prologue.md, config/m32c/m32c.abi,
4498 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
4499 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
4500 config/m32c/t-m32c, config/m32c/m32c-modes.def,
4501 config/m32c/jump.md, config/m32c/shift.md,
4502 config/m32c/m32c-protos.h, config/libgloss.h,
4503 config/spu/spu-protos.h, config/spu/predicates.md,
4504 config/spu/spu-builtins.h, config/spu/spu.c,
4505 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
4506 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
4507 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
4508 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
4509 config/sparc/hypersparc.md, config/sparc/predicates.md,
4510 config/sparc/linux.h, config/sparc/sp64-elf.h,
4511 config/sparc/supersparc.md, config/sparc/cypress.md,
4512 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
4513 config/sparc/niagara.md, config/sparc/sparc.md,
4514 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
4515 config/sparc/sparc.opt, config/sparc/sync.md,
4516 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
4517 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
4518 config/sparc/sparc.c, config/sparc/little-endian.opt,
4519 config/sparc/sysv4-only.h, config/sparc/sparc.h,
4520 config/sparc/linux64.h, config/sparc/freebsd.h,
4521 config/sparc/sol2.h, config/sparc/rtemself.h,
4522 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
4523 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
4524 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
4525 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
4526 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
4527 config/m32r/linux.h, config/m32r/constraints.md,
4528 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
4529 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
4530 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
4531 config/i386/i386.md, config/i386/netware-crt0.c,
4532 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
4533 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
4534 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
4535 config/i386/sol2.h, config/i386/constraints.md,
4536 config/i386/netware-libgcc.c, config/i386/sysv5.h,
4537 config/i386/predicates.md, config/i386/geode.md,
4538 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
4539 config/i386/freebsd64.h, config/i386/vxworksae.h,
4540 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
4541 config/i386/rtemself.h, config/i386/netbsd-elf.h,
4542 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
4543 config/i386/netware.h, config/i386/i386-modes.def,
4544 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
4545 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
4546 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
4547 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
4548 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
4549 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
4550 config/i386/xm-mingw32.h, config/i386/linux64.h,
4551 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
4552 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
4553 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
4554 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
4555 config/i386/cygwin2.c, config/i386/i386-protos.h,
4556 config/i386/sync.md, config/i386/openbsd.h,
4557 config/i386/host-mingw32.c, config/i386/i386-aout.h,
4558 config/i386/nto.h, config/i386/biarch64.h,
4559 config/i386/i386-coff.h, config/i386/freebsd.h,
4560 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
4561 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
4562 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
4563 config/darwin-protos.h, config/linux.opt, config/sol2.c,
4564 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
4565 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
4566 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
4567 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
4568 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
4569 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
4570 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
4571 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
4572 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
4573 config/sh/superh64.h, config/sh/rtemself.h,
4574 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
4575 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
4576 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
4577 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
4578 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
4579 config/avr/predicates.md, config/avr/constraints.md,
4580 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
4581 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
4582 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
4583 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
4584 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
4585 config/c4x/c4x-modes.def, config/c4x/rtems.h,
4586 config/c4x/predicates.md, config/c4x/c4x.h,
4587 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
4588 config/xtensa/predicates.md, config/xtensa/xtensa.c,
4589 config/xtensa/linux.h, config/xtensa/xtensa.h,
4590 config/xtensa/elf.h, config/xtensa/xtensa.md,
4591 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
4592 config/xtensa/xtensa-protos.h, config/dbx.h,
4593 config/stormy16/predicates.md, config/stormy16/stormy16.md,
4594 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
4595 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
4596 config/host-solaris.c, config/fr30/fr30.h,
4597 config/fr30/predicates.md, config/fr30/fr30-protos.h,
4598 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
4599 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
4600 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
4601 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
4602 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
4603 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
4604 config/host-linux.c, config/interix3.h, config/cris/cris.c,
4605 config/cris/predicates.md, config/cris/linux.h,
4606 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
4607 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
4608 config/cris/aout.opt, config/cris/cris-protos.h,
4609 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
4610 config/iq2000/iq2000.h, config/iq2000/predicates.md,
4611 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
4612 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
4613 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
4614 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
4615 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
4616 config/chorus.h, config/mn10300/mn10300.c,
4617 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
4618 config/mn10300/mn10300.h, config/mn10300/linux.h,
4619 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
4620 config/mn10300/mn10300.md, config/ia64/predicates.md,
4621 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
4622 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
4623 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
4624 config/ia64/freebsd.h, config/ia64/ia64.md,
4625 config/ia64/ia64-modes.def, config/ia64/constraints.md,
4626 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
4627 config/gofast.h, config/rtems.h, config/sol2-10.h,
4628 config/m68k/predicates.md, config/m68k/m68k.md,
4629 config/m68k/linux.h, config/m68k/m68k-modes.def,
4630 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
4631 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
4632 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
4633 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
4634 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
4635 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
4636 config/m68k/constraints.md, config/m68k/rtemself.h,
4637 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
4638 config/m68k/uclinux.h, config/rs6000/power4.md,
4639 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
4640 config/rs6000/linux.h, config/rs6000/eabi.h,
4641 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
4642 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
4643 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
4644 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
4645 config/rs6000/windiss.h, config/rs6000/603.md,
4646 config/rs6000/aix41.h, config/rs6000/cell.md,
4647 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
4648 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
4649 config/rs6000/darwin.md, config/rs6000/darwin64.h,
4650 config/rs6000/default64.h, config/rs6000/7xx.md,
4651 config/rs6000/darwin.opt, config/rs6000/spe.md,
4652 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
4653 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
4654 config/rs6000/7450.md, config/rs6000/linux64.h,
4655 config/rs6000/constraints.md, config/rs6000/440.md,
4656 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
4657 config/rs6000/rs6000.c, config/rs6000/aix52.h,
4658 config/rs6000/rs6000.h, config/rs6000/power6.md,
4659 config/rs6000/predicates.md, config/rs6000/altivec.md,
4660 config/rs6000/aix64.opt, config/rs6000/rios1.md,
4661 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
4662 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
4663 config/rs6000/darwin7.h, config/rs6000/dfp.md,
4664 config/rs6000/linux64.opt, config/rs6000/sync.md,
4665 config/rs6000/vxworksae.h, config/rs6000/power5.md,
4666 config/rs6000/lynx.h, config/rs6000/biarch64.h,
4667 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
4668 config/rs6000/eabispe.h, config/rs6000/e500.h,
4669 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
4670 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
4671 config/rs6000/aix.h, config/rs6000/vxworks.h,
4672 config/rs6000/40x.md, config/rs6000/aix51.h,
4673 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
4674 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
4675 config/arc/arc.h, config/mcore/mcore-elf.h,
4676 config/mcore/mcore-protos.h, config/mcore/predicates.md,
4677 config/mcore/mcore.md, config/mcore/mcore.c,
4678 config/mcore/mcore.opt, config/mcore/mcore.h,
4679 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
4680 config/score/predicates.md, config/score/score-version.h,
4681 config/score/score-protos.h, config/score/misc.md,
4682 config/score/elf.h, config/score/score.c, config/score/mac.md,
4683 config/score/score7.md, config/score/score.h,
4684 config/score/score-conv.h, config/score/score-mdaux.c,
4685 config/score/score.md, config/score/score.opt,
4686 config/score/score-modes.def, config/score/score-mdaux.h,
4687 config/score/mul-div.S, config/arm/uclinux-elf.h,
4688 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
4689 config/arm/symbian.h, config/arm/linux-elf.h,
4690 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
4691 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
4692 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
4693 config/arm/strongarm-pe.h, config/arm/arm.h,
4694 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
4695 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
4696 config/arm/arm-modes.def, config/arm/linux-eabi.h,
4697 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
4698 config/arm/arm-cores.def, config/arm/arm-protos.h,
4699 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
4700 config/arm/wince-pe.h, config/arm/neon.md,
4701 config/arm/constraints.md, config/arm/neon.ml,
4702 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
4703 config/arm/arm.opt, config/arm/arm926ejs.md,
4704 config/arm/predicates.md, config/arm/iwmmxt.md,
4705 config/arm/arm_neon.h, config/arm/unknown-elf.h,
4706 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
4707 config/arm/neon-testgen.ml, config/arm/arm.md,
4708 config/arm/xscale-coff.h, config/arm/pe.c,
4709 config/arm/arm-generic.md, config/arm/pe.h,
4710 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
4711 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
4712 config/arm/strongarm-elf.h, config/arm/cirrus.md,
4713 config/arm/netbsd-elf.h, config/arm/vxworks.h,
4714 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
4715 config/pa/predicates.md, config/pa/pa64-hpux.h,
4716 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
4717 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
4718 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
4719 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
4720 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
4721 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
4722 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
4723 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
4724 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
4725 config/pa/pa64-regs.h, config/pa/pa-modes.def,
4726 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
4727 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
4728 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
4729 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
4730 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
4731 config/mips/linux64.h, config/mips/elforion.h,
4732 config/mips/constraints.md, config/mips/generic.md,
4733 config/mips/predicates.md, config/mips/4300.md,
4734 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
4735 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
4736 config/mips/5k.md, config/mips/vr4120-div.S,
4737 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
4738 config/mips/mips-protos.h, config/mips/6000.md,
4739 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
4740 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
4741 config/mips/mips-modes.def, config/mips/vr.h,
4742 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
4743 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
4744 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
4745 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
4746 config/vax/openbsd1.h, config/vax/netbsd.h,
4747 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
4748 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
4749 config/h8300/rtems.h, config/h8300/predicates.md,
4750 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
4751 config/h8300/h8300.md, config/h8300/h8300.opt,
4752 config/h8300/coff.h, config/h8300/h8300-protos.h,
4753 config/v850/v850.md, config/v850/predicates.md,
4754 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
4755 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
4756 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
4757 config/mmix/mmix.h, config/mmix/predicates.md,
4758 config/mmix/mmix-protos.h, config/mmix/mmix.md,
4759 config/mmix/mmix.c, config/mmix/mmix.opt,
4760 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
4761 config/bfin/rtems.h, config/bfin/bfin-modes.def,
4762 config/bfin/predicates.md, config/bfin/bfin-protos.h,
4763 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
4766 2007-08-02 Richard Sandiford <richard@codesourcery.com>
4768 * emit-rtl.c (reset_used_decls): Rename to...
4769 (set_used_decls): ...this. Set the used flag rather than clearing it.
4770 (unshare_all_rtl_again): Update accordingly. Set flags on argument
4771 DECL_RTLs rather than resetting them.
4773 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
4775 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
4777 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
4779 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
4780 argument to find_reloads_address.
4782 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
4784 PR tree-optimization/32919
4785 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
4786 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
4787 (coalesce_ssa_name): Call it.
4789 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
4790 David Ung <davidu@mips.com>
4792 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
4793 (__mips16_unorddf2, __mips16_floatunsidf): New.
4794 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
4796 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
4798 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4800 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
4801 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
4802 * tree.h (OMP_SECTIONS_CONTROL): New macro.
4803 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
4804 * omp-low.c (get_ws_args_for, determine_parallel_type,
4805 expand_omp_for_generic, expand_omp_for_static_nochunk,
4806 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
4807 Work with more precise CFG.
4808 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
4809 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
4811 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
4812 * gimple-low.c (lower_stmt): Ditto.
4813 * tree-inline.c (estimate_num_insns_1): Ditto.
4814 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
4815 (OMP_SECTIONS_SWITCH): New.
4816 * tree-cfgcleanup.c (cleanup_omp_return): New.
4817 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
4818 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
4819 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
4820 (tree_redirect_edge_and_branch): Handle omp constructs.
4822 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
4823 with three arguments.
4825 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4827 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
4830 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4832 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
4833 the loop structures may need fixing.
4834 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
4836 (cleanup_tree_cfg_loop): Removed.
4837 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
4838 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
4839 instead of running cleanup_tree_cfg_loop.
4840 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
4841 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
4842 (tree_predictive_commoning): Declaration changed.
4843 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
4845 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4847 * doc/invoke.texi (l1-cache-size): Update documentation.
4848 (l2-cache-size): Document.
4849 * params.h (L2_CACHE_SIZE): New macro.
4850 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
4851 that L1_CACHE_SIZE is in kB now.
4852 (L2_CACHE_SIZE_BYTES): New macro.
4853 (tree_ssa_prefetch_arrays): Show size in kB.
4854 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
4855 and l2_cache_size fields.
4856 * config/i386/driver-i386.c (describe_cache): Detect cache size
4858 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
4859 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
4860 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
4861 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
4862 (override_options): Set l1-cache-size and l2-cache-size to default
4863 values if not specified otherwise.
4864 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
4865 (PARAM_L2_CACHE_SIZE): New.
4867 2007-08-01 Nigel Stephens <nigel@mips.com>
4868 David Ung <davidu@mips.com>
4869 Thiemo Seufer <ths@mips.com>
4870 Chris Dearman <chris@mips.com>
4871 Richard Sandiford <richard@codesourcery.com>
4873 * config.gcc (mips*-sde-elf*): New stanza.
4874 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
4875 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
4876 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
4877 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
4878 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
4879 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
4881 * config/mips/sde.h: New file.
4882 * config/mips/t-libgcc-mips16: Likewise.
4883 * config/mips/t-sde: Likewise.
4884 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
4885 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
4886 _MIPS_FPSET and _MIPS_SZINT.
4887 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
4888 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
4889 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
4890 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
4891 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4892 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4893 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
4894 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
4895 _MIPS_SZPTR and _MIPS_FPSET.
4896 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
4897 architecture is specified.
4898 (MIPS_32BIT_OPTION_SPEC): New macro.
4900 2007-07-31 Dan Hipschman <dsh@google.com>
4902 * gcc.c (end_going_arg): New function.
4903 (do_spec_2): Use it.
4904 (do_spec_1): Use it.
4906 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
4908 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
4909 only if ENABLE_CHECKING is defined.
4911 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
4913 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
4914 df_ru_add_problem, df_ru_get_bb_info): Removed.
4915 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
4916 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
4917 df_ru_free_bb_info, df_ru_alloc,
4918 df_ru_bb_local_compute_process_def,
4919 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
4920 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
4921 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
4922 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
4923 df_ru_add_problem): Removed.
4925 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4928 * pa.md (casesi32): Use match_scratch. Revise insn condition.
4929 (casesi32p, casesi64p): Likewise.
4930 (casesi): Adjust for above.
4932 2007-07-31 Richard Sandiford <richard@codesourcery.com>
4934 * mode-switching.c (create_pre_exit): Don't search past calls.
4936 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
4938 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
4940 2007-07-31 Revital Eres <eres@il.ibm.com>
4942 * ddg.c (add_deps_for_def): Rename to...
4943 (add_cross_iteration_register_deps): This. Change implementation
4944 to use only reaching def and def-use chains to construct the
4945 inter loop dependencies.
4946 (add_deps_for_use): Remove function.
4947 (build_inter_loop_deps): Call add_cross_iteration_register_deps
4948 function to build the inter loop dependencies.
4949 * modulo-sched.c (sms_schedule): Build only
4950 reaching def and def-use chains for the propose of the ddg
4953 2007-07-31 Julian Brown <julian@codesourcery.com>
4955 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
4956 New define_insns. Use correct RTL.
4957 (vec_set<mode>): Write as expander.
4959 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
4961 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
4962 to an unallocated space.
4964 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
4967 (split_constant_offset): Enable split_constant_offset to extract
4968 constants from other statements.
4969 * tree-vect-transform.c
4970 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
4971 to a temp var. Force base_offset to be simple.
4973 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
4975 * df-scan.c (df_scan_verify): Remove artificial limit on
4976 the number of blocks for verification.
4977 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
4978 df_simulate_defs): Avoid unnecessary insn checking for defs.
4980 2007-07-29 Mark Mitchell <mark@codesourcery.com>
4982 * config/m68k/lb1sf68.asm (FUNC): New macro.
4984 (__udivsi3): Likewise.
4985 (__divsi3): Likewise.
4986 (__umodsi3): Likewise.
4987 (__modsi3): Likewise.
4988 (__subdf3): Likewise.
4989 (__adddf3): Likewise.
4990 (__muldf3): Likewise.
4991 (__divdf3): Likewise.
4992 (__negdf2): Likewise.
4993 (__cmpdf2): Likewise.
4994 (__subsf3): Likewise.
4995 (__addsf3): Likewise.
4996 (__mulsf3): Likewise.
4997 (__divsf3): Likewise.
4998 (__negsf2): Likewise.
4999 (__cmpsf2): Likewise.
5000 (__eqdf2): Likewise.
5001 (__nedf2): Likewise.
5002 (__gtdf2): Likewise.
5003 (__gedf2): Likewise.
5004 (__ltdf2): Likewise.
5005 (__ledf2): Likewise.
5006 (__eqsf2): Likewise.
5007 (__nesf2): Likewise.
5008 (__gtsf2): Likewise.
5009 (__gesf2): Likewise.
5010 (__ltsf2): Likewise.
5011 (__lesf2): Likewise.
5013 2007-07-30 Ollie Wild <aaw@google.com>
5015 * c-ppoutput.c (print_lines_directives_only): New function.
5016 (scan_translation_unit_directives_only): New function.
5017 (preprocess_file): Add call to scan_translation_unit_directives_only.
5018 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
5019 (sanitize_cpp_opts): Add default flag_dump_macros setting for
5020 -fdirectives-only. Add errors for -fdirectives-only conflict with
5021 -Wunused-macros and -traditional.
5022 (finish_options): Add builtin macro initialization for
5023 -fdirectives-only + -fpreprocessed.
5024 * c.opt (fdirectives-only): New.
5025 * doc/cppopts.texi (fdirectives-only): New.
5027 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5029 * alias.c (record_set, memory_modified_1): Constify.
5030 * bt-load.c (note_btr_set): Likewise.
5031 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
5032 * combine.c (set_nonzero_bits_and_sign_copies,
5033 expand_field_assignment, record_dead_and_set_regs_1,
5034 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
5035 likely_spilled_retval_1): Likewise.
5036 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
5037 frv_io_handle_set): Likewise.
5038 * config/mips/mips.c (mips_sim_record_set,
5039 vr4130_true_reg_dependence_p_1): Likewise.
5040 * config/mt/mt.c (insn_dependent_p_1): Likewise.
5041 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
5042 * config/sh/sh.c (flow_dependent_p_1): Likewise.
5043 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
5044 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
5045 * ddg.c (mark_mem_store): Likewise.
5046 * df-problems.c (df_urec_mark_reg_change): Likewise.
5047 * function.c (update_epilogue_consts): Likewise.
5048 * gcse.c (record_set_info, record_last_set_info,
5049 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
5050 reg_clear_last_set): Likewise.
5051 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
5053 * jump.c (reversed_comparison_code_parts): Likewise.
5054 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
5055 reg_is_set): Likewise.
5056 * loop-iv.c (mark_altered): Likewise.
5057 * mode-switching.c (reg_becomes_live): Likewise.
5058 * optabs.c (no_conflict_move_test): Likewise.
5059 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
5061 * postreload.c (reload_combine_note_store, move2add_note_store):
5063 * regmove.c (flags_set_1): Likewise.
5064 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
5066 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
5068 * resource.c (update_live_status): Likewise.
5069 * rtl.h (set_of, note_stores): Likewise.
5070 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
5071 note_stores, parms_set): Likewise.
5072 * sched-rgn.c (sets_likely_spilled_1): Likewise.
5073 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
5075 * var-tracking.c (count_stores, add_stores): Likewise.
5077 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5079 * alias.c (mems_in_disjoint_alias_sets_p,
5080 fixed_scalar_and_varying_struct_p, aliases_everything_p,
5081 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
5082 write_dependence_p, mems_in_disjoint_alias_sets_p,
5083 read_dependence, true_dependence, canon_true_dependence,
5084 anti_dependence, output_dependence): Constify.
5085 * combine.c (extended_count): Likewise.
5086 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
5087 * cselib.c (get_value_hash, references_value_p,
5088 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
5089 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
5090 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
5091 * function.c (contains, prologue_epilogue_contains,
5092 sibcall_epilogue_contains): Likewise.
5093 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
5094 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
5095 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
5096 reg_or_subregno): Likewise.
5097 * recog.c (asm_noperands): Likewise.
5098 * reload1.c (function_invariant_p): Likewise.
5099 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
5100 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
5101 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
5102 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
5103 true_regnum, reg_or_subregno, condjump_in_parallel_p,
5104 extended_count, prologue_epilogue_contains,
5105 sibcall_epilogue_contains, function_invariant_p, true_dependence,
5106 canon_true_dependence, read_dependence, anti_dependence,
5107 output_dependence): Likewise.
5108 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
5110 2007-07-30 Julian Brown <julian@codesourcery.com>
5112 * config/arm/neon.md (V_ext): New mode attribute.
5113 (neon_vget_lane<mode>): Replace with define_expand.
5114 (neon_vget_lane<mode>_sext_internal)
5115 (neon_vget_lane<mode>_zext_internal): New define_insns for double
5116 and quad precision vectors.
5117 (neon_vget_lanedi): Add bounds check. Remove dead comment.
5118 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
5119 have typeless 32-bit result.
5121 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5124 * tree-affine.h (aff_tree): The type of rest is sizetype for types
5126 * tree-affine.c (aff_combination_scale): If type is a pointer type,
5127 use sizetype for rest.
5128 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
5129 (aff_combination_convert): Don't convert rest for pointer types.
5131 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
5133 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
5135 * tree-ssa-alias.c: Add alloc-pool.h.
5136 (init_alias_info): Free alias_bitmap_obstack.
5137 (delete_alias_info): Call delete_mem_ref_stats.
5138 (get_mem_sym_stats_for): Use alloc_pool.
5139 (init_mem_ref_stats): Do not delete mem_ref_stats here.
5140 (delete_mem_sym_stats): Removed.
5142 2007-07-29 Sebastian Pop <sebpop@gmail.com>
5144 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
5145 functions cannot be represented as classical distance vectors.
5147 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5149 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
5150 * builtins.c (validate_arg, builtin_mathfn_code,
5151 validate_arglist): Likewise.
5152 * calls.c (call_expr_flags): Likewise.
5153 * combine.c (reg_nonzero_bits_for_combine,
5154 reg_num_sign_bit_copies_for_combine, get_last_value,
5155 reg_truncated_to_mode): Likewise.
5156 * emit-rtl.c (subreg_lowpart_p): Likewise.
5157 * expr.c (highest_pow2_factor_for_target,
5158 categorize_ctor_elements_1, categorize_ctor_elements,
5159 count_type_elements, contains_packed_reference,
5160 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
5161 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
5162 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
5163 native_encode_int, native_encode_real, native_encode_complex,
5164 native_encode_vector, native_encode_expr, native_interpret_int,
5165 native_interpret_real, native_interpret_complex,
5166 native_interpret_vector, native_interpret_expr): Likewise.
5167 * function.c (use_register_for_decl): Likewise.
5168 * gimplify.c (get_name): Likewise.
5169 * langhooks-def.h (lhd_return_null_const_tree): New.
5170 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
5171 * langhooks.c (lhd_return_null_const_tree): New.
5172 * langhooks.h (lang_get_callee_fndecl): Constify.
5173 * output.h (constructor_static_from_elts_p): Likewise.
5174 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
5175 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
5176 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
5177 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
5178 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
5179 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
5180 * rtlhooks-def.h (reg_nonzero_bits_general,
5181 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
5183 * rtlhooks.c (reg_num_sign_bit_copies_general,
5184 reg_nonzero_bits_general, reg_truncated_to_mode_general):
5186 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
5187 * stor-layout.c (mode_for_size_tree): Likewise.
5188 * tree-ssa-loop-im.c (memref_eq): Likewise.
5189 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
5190 * tree.c (contains_placeholder_p, type_list_equal,
5191 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
5193 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
5194 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
5195 contains_placeholder_p, contains_packed_reference,
5196 get_callee_fndecl, operand_equal_for_phi_arg_p,
5197 warn_if_unused_value, is_body_block, native_encode_expr,
5198 native_interpret_expr, fold_convertible_p, operand_equal_p,
5199 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
5200 validate_arglist, simple_cst_equal, type_list_equal,
5201 use_register_for_decl, call_expr_flags, get_name,
5202 highest_pow2_factor): Likewise.
5203 (const_call_expr_arg_iterator_d,
5204 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
5205 first_const_call_expr_arg, more_const_call_expr_args_p,
5206 FOR_EACH_CONST_CALL_EXPR_ARG): New.
5207 * varasm.c (constructor_static_from_elts_p): Constify.
5209 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
5211 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
5212 config/arm/neon-schedgen.ml, config/arm/neon.ml,
5213 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
5214 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
5215 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
5216 tree-vect-transform.c, tree.def: Fix comment typos. Follow
5217 spelling conventions.
5218 * doc/invoke.texi: Follow spelling conventions.
5220 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
5221 Revital Eres <eres@il.ibm.com>
5223 * modulo-sched.c (sms_schedule): Avoid loops which includes
5224 auto-increment instructions.
5226 2007-07-28 Richard Guenther <rguenther@suse.de>
5229 * fold-const.c (fold_cond_expr_with_comparison): Convert
5230 operand zero of MIN/MAX_EXPR to correct type.
5232 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5234 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
5235 flags_from_decl_or_type): Constify.
5236 * gcc.c (do_spec_1): Likewise.
5237 * print-tree.c (dump_addr, print_node_brief): Likewise.
5238 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
5239 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
5240 tree_purge_all_dead_eh_edges): Likewise.
5241 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
5242 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
5244 * tree.c (expr_location, expr_has_location, expr_locus,
5245 expr_filename, expr_lineno, get_inner_array_type,
5246 fields_compatible_p): Likewise.
5247 * tree.h (get_inner_array_type, fields_compatible_p,
5248 expr_location, expr_has_location, expr_locus, expr_filename,
5249 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
5250 setjmp_call_p, alloca_call_p): Likewise.
5252 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
5254 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
5255 TV_FLOW_INSENSITIVE.
5257 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
5259 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
5260 (compute_flow_insensitive_aliasing): Ditto for
5261 TV_FLOW_INSENSITIVE.
5263 2007-07-27 Jan Hubicka <jh@suse.cz>
5265 * config/i386/i386.c (register_move_cost): Remove accidentally
5266 comitted #if 0 block.
5268 * attribs.c: Include hashtab.h
5269 (attribute_hash): New.
5270 (substring): New structure.
5271 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
5273 (init_attributes): Initialize attribute hash.
5274 (decl_attributes): Use attribute hash.
5275 * Makefile.in (attribs.c): Depend on hashtab.h.
5277 2007-07-27 Steve Ellcey <sje@cup.hp.com>
5279 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
5281 2007-07-27 Richard Sandiford <richard@codesourcery.com>
5283 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
5284 __mips_dspr2 and __mips_dsp_rev macros.
5285 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
5287 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
5289 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
5291 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
5295 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
5296 and the updating of the live and do_not_gen sets.
5297 (df_note_bb_compute): Added updating of live and do_not_gen sets
5298 for regular defs so that the case of clobber inside conditional
5299 call is processed correctly.
5301 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5303 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
5304 operands with compatible type.
5306 2007-07-27 Richard Sandiford <richard@codesourcery.com>
5308 * expr.h (store_bit_field): Don't return a value.
5309 * expmed.c (check_predicate_volatile_ok): New function.
5310 (store_bit_field_1): New function, extracted from store_bit_field.
5311 Take a fallback_p argument and return true if the operation succeeded.
5312 Only use store_fixed_bit_field if fallback_p. Don't recompute
5313 mode_for_extraction; use op_mode instead. Try forcing memories
5314 into registers if the insv expander fails.
5315 (store_bit_field): Use store_bit_field_1 with fallback_p true.
5316 Don't return a value.
5317 (convert_extracted_bit_field): New function, extracted from
5319 (extract_bit_field_1): Likewise. Take a fallback_p argument
5320 and return NULL if the operation succeeded. Only use
5321 extract_fixed_bit_field if fallback_p. Only calculate one
5322 extraction mode. Combine code for extv and extzv. Try forcing
5323 memories into registers if the ext(z)v expander fails.
5324 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
5326 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
5328 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
5330 (df_ref): Likewise. Put regno with other integer fields.
5332 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
5334 * df.h (df_mw_hardreg): Remove "loc" field.
5335 * df-scan.c (df_ref_record): Don't set it. Remove redundant
5337 * df-problems.c (df_whole_mw_reg_unused_p): New function,
5338 split out from df_set_unused_notes_for_mw. Return false for
5339 partial references. Assert that mw_reg is a REG when returning true.
5340 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
5341 (df_whole_mw_reg_dead_p): New function, split out from
5342 df_set_dead_notes_for_mw. Return false for partial references.
5343 Assert that mw_reg is a REG when returning true.
5344 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
5345 Remove redundant bitmap check.
5347 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
5349 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
5350 ($(T)crtend.o): Likwise.
5351 ($(T)crtbeginS.o): Likwise.
5352 ($(T)crtendS.o): Likwise.
5353 ($(T)crtfastmath.o): Likwise.
5355 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
5357 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
5358 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
5359 * basic-block.h (struct control_flow_graph): Added x_dom_computed
5360 and x_n_bbs_in_dom_tree fields.
5362 2007-07-26 Steve Ellcey <sje@cup.hp.com>
5364 PR tree-optimization/32087
5365 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
5366 Do not call scale_bbs_frequencies_int with prob of zero.
5368 2007-07-26 Julian Brown <julian@codesourcery.com>
5370 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
5371 (neon_element_bits): Add prototypes.
5372 * config/arm/arm.c (bounds_check, neon_lane_bounds)
5373 (neon_const_bounds, neon_element_bits): New functions.
5374 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
5375 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
5376 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
5377 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
5378 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
5379 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
5380 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
5381 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
5382 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
5383 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
5384 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
5385 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
5386 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
5388 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
5390 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
5391 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
5393 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
5394 Julian Brown <julian@codesourcery.com>
5396 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
5397 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
5398 * config/arm/cortex-a8.md: New.
5399 * config/arm/cortex-a8-neon.md: New.
5400 * config/arm/neon-schedgen.ml: New.
5401 * config/arm/neon.md (vqh_mnem): New.
5403 (Is_float_mode): New.
5404 (Scalar_mul_8_16): New.
5406 (V_mode_nunits): New.
5407 (All instruction patterns): Annotate with neon_type attribute
5409 * config/arm/arm.md: Include cortex-a8.md.
5410 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
5412 Annotate instruction patterns accordingly.
5413 (generic_sched): Do not use generic scheduling for Cortex-A8.
5414 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
5416 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
5418 * fold-const.c (fold_read_from_constant_string): Use
5420 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5422 2007-07-26 Nick Clifton <nickc@redhat.com>
5424 * tree-ssa-operands.h: Change copyright header to refer to version
5425 3 of the GNU General Public License and to point readers at the
5426 COPYING3 file and the FSF's license web page.
5427 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
5428 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
5429 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
5430 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
5431 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
5432 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
5433 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
5434 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
5435 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
5436 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
5437 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
5438 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
5439 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
5440 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
5441 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
5442 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
5443 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
5444 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
5445 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
5446 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
5447 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
5448 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
5449 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
5450 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
5451 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
5452 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
5453 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
5454 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
5455 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
5456 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
5457 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
5458 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
5459 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
5460 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
5461 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
5462 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
5463 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
5464 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
5465 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
5466 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
5467 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
5468 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
5469 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
5470 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
5471 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
5472 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
5473 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
5474 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
5475 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
5476 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
5477 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
5478 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
5479 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
5480 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
5481 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
5482 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
5483 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
5484 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
5485 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
5486 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
5487 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
5488 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
5489 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
5490 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
5491 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
5492 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
5493 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
5494 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
5495 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
5496 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
5497 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
5498 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
5499 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
5500 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
5501 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
5502 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
5503 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
5504 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
5505 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
5506 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
5507 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
5508 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
5509 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
5510 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
5511 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
5512 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
5513 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
5514 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
5515 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
5516 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
5517 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
5518 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
5519 vecprim.h, basic-block.h, tree-ssa-structalias.c,
5520 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
5521 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
5522 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
5523 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
5524 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
5525 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
5526 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
5527 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
5528 convert.c, convert.h, langhooks-def.h, reload1.c,
5529 tree-ssa-operands.c: Likewise.
5531 2007-07-26 Jan Hubicka <jh@suse.cz>
5533 * tree-ssa-live.c: Include debug.h and flags.h.
5534 (mark_scope_block_unused): New function.
5535 (remove_unused_scope_block_p): New function.
5536 (remove_unused_locals): Remove unused blocks too.
5538 2007-07-25 Ian Lance Taylor <iant@google.com>
5540 * combine.c (combine_max_regno): Remove. Remove all uses.
5541 (struct reg_stat_struct): Rename from struct reg_stat.
5542 (reg_stat_type): Define, and declare VECs.
5543 (reg_stat): Change from pointer to VEC. Change all uses.
5544 (combine_split_insns): New static function.
5545 (try_combine, find_split_point): Call it instead of split_insns.
5547 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5549 * cfghooks.c (split_block): Fix the information about loop latch.
5551 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5553 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
5555 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5557 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
5558 Scan the new edge for loop exit info.
5560 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
5562 * config/darwin.c: Include debug.h.
5564 2007-07-25 Steve Ellcey <sje@cup.hp.com>
5567 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
5569 2007-07-25 Steve Ellcey <sje@cup.hp.com>
5571 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
5572 (HARD_REGNO_MODE_OK): Ditto.
5573 (MODES_TIEABLE_P): Ditto.
5574 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
5575 (CLASS_MAX_NREGS): Ditto.
5576 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
5577 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
5578 (divdf3_internal_thr): Removed.
5579 * config/ia64/div.md: New file.
5580 * config/ia64/constraints.md: Add H constraint.
5582 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5584 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
5585 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
5586 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
5587 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
5588 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
5589 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
5590 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
5591 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
5592 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
5593 dump_sbitmap_file, debug_sbitmap, popcount_table,
5594 sbitmap_popcount): Constify.
5595 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
5596 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
5597 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
5598 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
5599 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
5600 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
5601 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
5602 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
5603 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
5604 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
5605 sbitmap_popcount, sbitmap_verify_popcount): Constify.
5607 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5609 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
5610 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
5611 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
5612 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
5613 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
5614 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
5615 bitmap_intersect_p, bitmap_intersect_compl_p,
5616 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
5617 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
5619 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
5620 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
5621 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
5622 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
5623 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
5624 debug_bitmap, debug_bitmap_file, bitmap_print,
5625 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
5626 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
5628 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
5630 * config/darwin.c (darwin_override_options): Additional fix for
5631 debug info formats that don't support var tracking.
5633 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5635 * cselib.c (entry_and_rtx_equal_p): Constify.
5636 * gengtype.c (output_mangled_typename, write_types, write_local):
5638 * gengtype.h (const_type_p): New.
5639 * see.c (eq_descriptor_extension, hash_descriptor_extension):
5641 * tlink.c (scan_linker_output): De-constify.
5642 * tree-ssa-loop-im.c (memref_eq): Constify.
5643 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
5644 (shared_bitmap_hash, shared_bitmap_eq): Constify.
5646 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5648 * c-common.c (fname_as_string, c_type_hash): Constify.
5649 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
5650 * cgraph.c (edge_hash, edge_eq): Likewise.
5651 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
5652 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
5653 reg_attrs_htab_eq): Likewise.
5654 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
5656 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
5657 const_decl_t, const_state_t, const_automata_list_el_t): New.
5658 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
5659 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
5660 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
5661 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
5662 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
5663 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
5664 compare_max_occ_cycle_nums, out_state_arcs_num,
5665 compare_transition_els_num, units_cmp, state_reservs_cmp):
5667 * genmodes.c (cmp_modes): Likewise.
5668 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
5669 * gimplify.c (compare_case_labels): Likewise.
5670 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
5671 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
5672 * matrix-reorg.c (mtt_info_hash): Likewise.
5673 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
5674 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
5675 (htab_hash_bucket, htab_hash_elem): Constify.
5676 * tree-browser.c (TB_parent_eq): Likewise.
5677 * tree-scalar-evolution.c (hash_scev_info): Likewise.
5678 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
5679 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
5680 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
5682 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
5683 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
5684 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
5685 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
5686 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
5688 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
5689 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
5690 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
5691 * tree-ssa-threadupdate.c (redirection_data_hash,
5692 redirection_data_eq): Likewise.
5693 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
5694 * tree-ssa.c (var_ann_eq): Likewise.
5695 * tree-vrp.c (compare_case_labels): Likewise.
5696 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
5697 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
5698 tree_not_check_failed, tree_class_check_failed,
5699 tree_range_check_failed, tree_not_class_check_failed,
5700 omp_clause_check_failed, omp_clause_range_check_failed,
5701 tree_contains_struct_check_failed, tree_operand_check_failed):
5703 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
5704 tree_not_check_failed, tree_class_check_failed,
5705 tree_range_check_failed, tree_not_class_check_failed,
5706 tree_operand_check_failed, omp_clause_operand_check_failed,
5707 tree_operand_length): Likewise.
5708 * var-tracking.c (const_variable): New.
5709 (variable_htab_hash, variable_htab_eq): Constify.
5710 * varasm.c (const_desc_hash): Likewise.
5712 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5714 * expr.c (handled_component_p): Constify.
5715 * fold-const.c (fit_double_type): Likewise.
5716 * real.h (real_value_from_int_cst): Likewise.
5717 * tree-flow-inline.h (gimple_in_ssa_p,
5718 gimple_aliases_computed_p, gimple_addressable_vars,
5719 gimple_call_clobbered_vars, gimple_referenced_vars,
5720 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
5721 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
5722 may_aliases, end_readonly_imm_use_p, has_zero_uses,
5723 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
5724 is_label_stmt, is_global_var, phi_ssa_name_p,
5725 factoring_name_p, is_call_clobbered, tree_common_ann,
5726 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
5727 unmodifiable_var_p, array_ref_contains_indirect_ref,
5728 ref_contains_array_ref, lookup_subvars_for_var,
5729 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
5730 gimple_mem_ref_stats): Likewise.
5731 * tree-flow.h (tree_common_ann, var_ann, function_ann,
5732 may_aliases, is_exec_stmt, is_label_stmt,
5733 ref_contains_array_ref, array_ref_contains_indirect_ref,
5734 var_can_have_subvars, overlap_subvar, is_call_clobbered,
5735 unmodifiable_var_p): Likewise.
5736 * tree-gimple.c (is_gimple_min_invariant): Likewise.
5737 * tree-gimple.h (is_gimple_min_invariant): Likewise.
5738 * tree.c (type_hash_list, attribute_hash_list, tree_size,
5739 cst_and_fits_in_hwi, real_value_from_int_cst,
5740 build_real_from_int_cst, integer_zerop, integer_onep,
5741 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
5742 tree_floor_log2, real_zerop, real_onep, real_twop,
5743 real_minus_onep, really_constant_p, purpose_member, chain_member,
5744 list_length, fields_length, int_size_in_bytes, bit_position,
5745 int_bit_position, byte_position, int_byte_position, expr_align,
5746 array_type_nelts, tree_node_structure,
5747 type_contains_placeholder_1, iterative_hash_pointer,
5748 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
5749 tree_map_base_eq, type_hash_list, type_hash_eq,
5750 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
5751 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
5752 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
5753 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
5754 int_fits_type_p, get_containing_scope, decl_function_context,
5755 decl_type_context, omp_clause_operand_check_failed,
5756 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
5757 * tree.h (omp_clause_operand_check_failed, tree_size,
5758 build_real_from_int_cst, array_type_nelts, purpose_member,
5759 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
5760 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
5761 is_attribute_p, check_qualified_type, expr_align,
5762 int_size_in_bytes, bit_position, int_bit_position, byte_position,
5763 int_byte_position, list_length, fields_length, initializer_zerop,
5764 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
5765 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
5766 tree_node_structure, handled_component_p, get_containing_scope,
5767 decl_function_context, decl_type_context, real_zerop,
5768 type_num_arguments, fit_double_type, really_constant_p,
5769 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
5770 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
5771 real_twop, real_minus_onep, int_cst_value): Likewise.
5773 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5775 * cfglayout.c (insn_scope, insn_line): Constify.
5776 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
5777 const_double_htab_hash, const_double_htab_eq,
5778 mem_attrs_htab_hash): Likewise.
5779 * loop-iv.c (biv_eq): Likewise.
5780 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
5781 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
5782 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
5784 * rtl-error.c (location_for_asm, diagnostic_for_asm,
5785 error_for_asm, warning_for_asm, _fatal_insn,
5786 _fatal_insn_not_found): Likewise.
5787 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
5788 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
5789 rtl_check_failed_type2, rtl_check_failed_code1,
5790 rtl_check_failed_code2, rtl_check_failed_code_mode,
5791 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
5792 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
5793 rtl_check_failed_type2, rtl_check_failed_code1,
5794 rtl_check_failed_code2, rtl_check_failed_code_mode,
5795 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
5796 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
5797 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
5798 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
5799 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
5800 rtx_unstable_p, get_integer_term, get_related_value,
5801 offset_within_block_p, reg_mentioned_p, count_occurrences,
5802 reg_referenced_p, reg_used_between_p, no_labels_between_p,
5803 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
5804 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
5805 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
5806 find_constant_src, find_reg_fusage, find_regno_fusage,
5807 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
5808 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
5809 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
5810 computed_jump_p, auto_inc_p, in_expr_list_p,
5811 remove_node_from_expr_list, loc_mentioned_in_p,
5812 label_is_jump_target_p, reversed_comparison_code_parts,
5813 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
5814 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
5815 print_inline_rtx): Likewise.
5816 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
5817 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
5818 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
5819 get_integer_term, get_related_value, offset_within_block_p,
5820 count_occurrences, reg_mentioned_p, no_labels_between_p,
5821 reg_used_between_p, reg_referenced_p, single_set_2,
5822 multiple_sets, set_noop_p, refers_to_regno_p,
5823 reg_overlap_mentioned_p, dead_or_set_p,
5824 covers_regno_no_parallel_p, covers_regno_p,
5825 dead_or_set_regno_p, find_reg_note, find_regno_note,
5826 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
5827 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
5828 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
5829 side_effects_p, may_trap_p_1, may_trap_p,
5830 may_trap_after_code_motion_p, may_trap_or_fault_p,
5831 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
5832 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
5833 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
5834 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
5835 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
5837 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
5838 warning_for_asm): Likewise.
5839 * tree.h (print_rtl): Likewise.
5840 * varasm.c (get_pool_mode): Likewise.
5842 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5844 * c-lex.c (c_lex_with_flags, lex_string): Constify.
5845 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
5846 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
5847 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
5848 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
5849 * ddg.c (compare_sccs): Likewise.
5850 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
5851 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
5852 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
5853 decimal_do_fix_trunc, decimal_real_to_integer,
5854 decimal_real_to_integer2, decimal_real_maxval): Likewise.
5855 * dse.c (const_group_info_t): New.
5856 (invariant_group_base_eq, invariant_group_base_hash): Constify.
5857 * dwarf2out.c (const_dw_die_ref): New.
5858 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
5859 * tree-browser.c (TB_parent_eq): Likewise.
5860 * unwind-dw2-fde.c (__register_frame_info_bases,
5861 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
5862 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
5864 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
5865 * unwind-dw2.c (uw_frame_state_for): Likewise.
5866 * value-prof.c (histogram_hash, histogram_eq): Likewise.
5867 * value-prof.h (const_histogram_value): New.
5869 2007-07-25 Richard Sandiford <richard@codesourcery.com>
5871 * config/mips/mips.c (machine_function): Add
5872 initialized_mips16_gp_pseudo_p.
5873 (mips16_gp_pseudo_reg): Do not emit the initialization of
5874 mips16_gp_pseudo_rtx when being called from the gimple cost-
5875 calculation routines; emit it on the first use outside those
5878 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5880 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
5883 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
5884 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
5885 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
5886 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
5887 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
5888 Preserve const-ness of parameters through use of __typeof(),
5889 also constify and tidy.
5891 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
5892 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
5893 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
5894 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
5895 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
5896 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
5897 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
5898 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
5899 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
5901 2007-07-25 Julian Brown <julian@codesourcery.com>
5902 Mark Shinwell <shinwell@codesourcery.com>
5904 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
5905 (alpha_mangle_type): This.
5906 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5907 (TARGET_MANGLE_TYPE): Define this instead.
5908 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
5909 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
5910 (arm_init_neon_builtins): Fix comment.
5911 (arm_mangle_map_entry): New.
5912 (arm_mangle_map): New.
5913 (arm_mangle_type): New.
5914 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
5915 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
5916 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
5917 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5918 (TARGET_MANGLE_TYPE): Define this instead.
5919 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
5920 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
5921 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
5922 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5923 (TARGET_MANGLE_TYPE): Define this instead.
5924 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
5926 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
5927 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5928 (TARGET_MANGLE_TYPE): Define this instead.
5929 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
5930 (s390_mangle_type): This.
5931 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5932 (TARGET_MANGLE_TYPE): Define this instead.
5933 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
5934 (sparc_mangle_type): This.
5935 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5936 (TARGET_MANGLE_TYPE): Define this instead.
5937 * cp/mangle.c (write_type): Call mangle_type target hook on all
5938 types before mangling. Use original type, not main variant, as
5940 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
5941 (TARGET_MANGLE_TYPE): This.
5942 * target.h (gcc_target): Rename mangle_fundamental_type to
5944 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
5945 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
5947 2007-07-25 Julian Brown <julian@codesourcery.com>
5948 Paul Brook <paul@codesourcery.com>
5949 Joseph Myers <joseph@codesourcery.com>
5950 Mark Shinwell <shinwell@codesourcery.com>
5952 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
5953 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
5954 (with_fpu): Allow --with-fpu=neon.
5955 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
5956 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
5957 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
5958 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
5959 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
5960 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
5961 (neon_emit_pair_result_insn, neon_disambiguate_copy)
5962 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
5963 (output_move_neon): Add prototypes.
5964 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
5965 (all_fpus): Add FPUTYPE_NEON.
5966 (fp_model_for_fpu): Add NEON field.
5967 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
5968 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
5970 (arm_legitimate_address_p): Don't support fancy addressing for NEON
5972 (thumb2_legitimate_address_p): Likewise.
5973 (neon_valid_immediate): Recognize and prepare constants suitable for
5975 (neon_immediate_valid_for_move): New function. Recognize and prepare
5976 immediates for NEON move instructions.
5977 (neon_immediate_valid_for_logic): New function. Recognize and
5978 prepare immediates for NEON logic instructions.
5979 (neon_output_logic_immediate): New function. Create asm string
5980 suitable for outputting immediate logic instructions.
5981 (neon_pairwise_reduce): New function. Implement reduction using
5982 pairwise operations.
5983 (neon_expand_vector_init): New function. Expand a (possibly
5984 non-constant) vector initialization.
5985 (neon_vector_mem_operand): New function. Memory operands supported
5986 for quad-word loads/stores to/from ARM or NEON registers. Don't
5987 allow base+offset addressing for core regs.
5988 (neon_struct_mem_operand): New function. Valid mems for NEON
5990 (coproc_secondary_reload_class): Enable NEON registers to be loaded
5991 from neon_vector_mem_operand addresses without a secondary register.
5992 (add_minipool_forward_ref): Handle >8-byte minipool entries.
5993 (add_minipool_backward_ref): Likewise.
5994 (dump_minipool): Likewise.
5995 (push_minipool_fix): Likewise.
5996 (output_move_quad): New function. Output quad-word moves, loads and
5997 stores using ARM registers.
5998 (output_move_vfp): Add support for vectors in VFP (NEON) D
6000 (output_move_neon): Output a NEON load/store to/from a quadword
6002 (arm_print_operand): Implement new codes:
6003 - 'c' for unadorned integers (without a # sign).
6004 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
6006 - 'e', 'f' for the low and high D parts of a NEON Q register.
6007 - 'q' outputs a NEON Q register.
6008 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
6009 - 'T' prints NEON opcode features from a coded bitmask.
6010 - 'F' is similar to T, but signed/unsigned codes both print as
6012 - 't' is similar to T, but 'u' is printed instead of 'p'.
6013 - 'O' prints 'r' if NEON instruction should perform rounding (as
6014 specified by bitmask), else prints nothing.
6015 - '#' is a punctuation character to stop operand numbers from
6016 running together with following digits in the assembler
6017 strings for instructions (when using mode attributes).
6018 (arm_assemble_integer): Handle extra NEON vector modes. Permute
6019 constant vectors in big-endian mode, where necessary.
6020 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
6021 Handle EI, OI, CI, XI modes.
6022 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
6023 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
6024 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
6025 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
6026 (neon_builtin_type_bits): Add enumeration, one bit for each vector
6028 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
6029 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
6030 to turn v8qi, etc. into bits defined above.
6031 (neon_itype): New enumeration. Classifications of NEON builtins.
6032 (neon_builtin_datum): Define struct. Contains information about
6033 a single builtin (with multiple modes).
6034 (CF): Define helper macro for...
6035 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
6037 (neon_builtin_data): New array. Define information about builtins
6038 for use during initialization/expansion.
6039 (arm_init_neon_builtins): New function.
6040 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
6042 (neon_builtin_compare): New function.
6043 (locate_neon_builtin_icode): New function. Find an insn code for a
6044 builtin given a function code for that builtin. Also return type of
6045 builtin (NEON_BINOP, NEON_UNOP etc.).
6046 (builtin_arg): New enumeration. Types of arguments for builtins.
6047 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
6048 Takes a variable argument list of builtin_arg types, terminated by
6050 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
6051 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
6052 (neon_emit_pair_result_insn): New function. Support returning pairs
6053 of vectors via a pointer.
6054 (neon_disambiguate_copy): New function. Set up operands for a
6055 multi-word copy such that registers do not get clobbered.
6056 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
6057 ARM_BUILTIN_NEON_BASE.
6058 (arm_file_start): Set float-abi attribute for NEON.
6059 (arm_vector_mode_supported_p): Enable NEON vector modes.
6060 (arm_mangle_map_entry): New.
6061 (arm_mangle_map): New.
6062 (arm_mangle_vector_type): New.
6063 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
6065 (TARGET_NEON): New macro. Target supports NEON.
6066 (fputype): Add FPUTYPE_NEON.
6067 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
6068 for vectorization based on command-line arg.
6069 (NEON_REGNO_OK_FOR_NREGS): Define.
6070 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
6071 (VALID_NEON_STRUCT_MODE): Define.
6072 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
6073 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
6074 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
6075 (consttable_16): Add pattern for outputting 16-byte minipool
6077 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
6079 (vec-common.md, neon.md): Include md files.
6080 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
6081 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
6082 (memory_constraint "Ut", "Un", "Us"): Define.
6083 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
6084 (MMX_char): New mode attribute.
6085 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
6086 (*add<mode>3_iwmmxt): New insn pattern.
6087 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
6088 (*sub<mode>3_iwmmxt): New insn pattern.
6089 (mulv4hi3): Rename to...
6090 (*mulv4hi3_iwmmxt): This.
6091 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
6092 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
6093 (uminv4hi3, uminv2si3): Remove. Replace with...
6094 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
6095 (*umin<mode>3_iwmmxt): These.
6096 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
6097 (ashr<mode>3_iwmmxt): This new pattern.
6098 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
6099 (lshr<mode>3_iwmmxt): This new pattern.
6100 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
6101 (ashl<mode>3_iwmmxt): This new pattern.
6102 * config/arm/neon-docgen.ml: New file. Generate documentation for
6104 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
6105 * config/arm/arm_neon.h: New (autogenerated).
6106 * config/arm/neon-testgen.ml: New file. Generate NEON tests
6108 * config/arm/neon.md: New file. Define NEON instructions.
6109 * config/arm/neon.ml: New file. Abstract description of NEON
6110 instructions, used to generate arm_neon.h header, documentation and
6112 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
6113 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
6115 * doc/extend.texi (ARM Built-in Functions): Rename and remove
6117 (ARM NEON Intrinsics): New subsection.
6118 * doc/arm-neon-intrinsics.texi: New (autogenerated).
6120 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
6122 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
6125 2007-07-24 Jan Hubicka <jh@suse.cz>
6127 * regclass.c (move_table): New type.
6128 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
6129 (init_move_cost): Break out from ...
6130 (init_reg_sets_1): ... here; simplify computation of
6131 have_regs-of_mode and contains_reg_of_mode.
6132 (record_reg_classes): Unswitch internal loops.
6133 (copy_cost): Trigger lazy initialization of move cost
6134 (record_address_regs): Likewise.
6136 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
6138 * config/darwin.c (darwin_override_options): Don't force on
6139 flag_var_tracking_uninit when no debug info is requested.
6141 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6143 * cfgloop.c (init_loops_structure): New function.
6144 (flow_loops_find): Create root of the loop tree unconditionally.
6146 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
6148 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
6150 2007-07-24 Jan Hubicka <jh@suse.cz>
6152 * caller-save.c: Include ggc.h, gt-caller-save.h
6153 (reg_save_code, reg_restore_code): Rename to ...
6154 (cached_reg_save_code, cached_reg_restore_code): ... those.
6155 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
6156 (reg_save_code, reg_restore_code): New functions.
6157 (init_caller_save): Do not intialize
6158 reg_save_code/reg_restore_code tables.
6159 * Makefile.in: (gt-caller-save.h): New.
6161 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6163 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
6164 with the mode of the original operand instead of
6167 2007-07-23 Jan Hubicka <jH@suse.cz>
6169 * i386.c (ix86_secondary_memory_needed): Break out to...
6170 (inline_secondary_memory_needed): ... here.
6171 (ix86_memory_move_cost): Break out to ...
6172 (inline_memory_move_cost): ... here; add support for IN value of 2 for
6173 maximum of input and output; fix handling of Q_REGS on 64bit.
6174 (ix86_secondary_memory_needed): Microoptimize.
6176 2007-07-23 Sebastian Pop <sebpop@gmail.com>
6178 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
6179 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
6180 stmts_from_loop, known_dependences_p, build_rdg): New.
6181 * tree-data-ref.h: Depends on graphds.h.
6182 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
6183 (build_rdg): Declared.
6184 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
6186 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
6188 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
6191 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
6192 Jakub Jelinek <jakub@redhat.com>
6194 PR middle-end/PR28690
6195 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
6197 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
6198 and MEM_POINTER operands over REG and MEM operands.
6199 (swap_commutative_operands_p): Change return value to bool.
6200 * rtl.h: Update the corresponding prototype.
6201 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
6202 instead of gen_rtx_PLUS.
6203 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
6204 value to bool. Change function arguments to rtx's and update code
6206 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
6207 calls to match the new declaration.
6208 * simplify-rtx.c (simplify_associative_operation): Don't
6209 reorder simplify_binary_operation arguments.
6211 2007-07-23 Richard Sandiford <richard@codesourcery.com>
6213 * config/mips/mips.c (override_options): Use mips_costs to derive
6214 the default branch cost.
6215 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
6217 * config/mips/mips.opt (mbranch-cost=): New option.
6218 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
6220 2007-07-23 Richard Sandiford <richard@codesourcery.com>
6222 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
6223 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
6224 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
6225 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
6227 2007-07-23 Richard Sandiford <richard@codesourcery.com>
6229 * config/mips/constraints.md (ks): New constraint.
6230 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
6231 (*add<mode>3_mips16): ...here.
6233 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
6235 * optabs.h (enum optab_index): Add new OTI_signbit.
6236 (signbit_optab): Define corresponding macro.
6237 (enum insn_code signbit_optab[]): Remove array.
6238 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
6239 (expand_copysign_absneg): If back end provides signbit insn, use it
6240 instead of bit operations on floating point argument.
6241 * builtins.c (enum insn_code signbit_optab[]): Remove array.
6242 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
6243 for availability of signbit insn.
6245 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
6246 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
6247 SSE mode is not active.
6248 (isinf<mode>2): Disable for mfpmath=sse,387.
6250 2007-07-22 Ben Elliston <bje@au.ibm.com>
6252 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
6254 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
6256 2007-07-20 Richard Guenther <rguenther@suse.de>
6258 * tree-cfg.c (verify_expr): COND_EXPRs can have any
6259 integral typed condition.
6260 * tree-ssa.c (useless_type_conversion_p): Do not preserve
6261 booleanness. Only preserve conversions from a non-base
6262 type to a base type, not in general between types with
6263 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
6264 * tree.def (COND_EXPR): Document that the condition
6265 can be of any integral type.
6267 2007-07-20 Nigel Stephens <nigel@mips.com>
6268 Richard Sandiford <richard@codesourcery.com>
6270 * config/mips/mips.h (mips_dwarf_regno): Declare.
6271 (DBX_REGISTER_NUMBER): Remove redundant brackets.
6272 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
6273 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
6274 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
6275 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
6276 (REG_CLASS_NAMES): Update accordingly.
6277 * config/mips/mips.c (mips_dwarf_regno): New array.
6278 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
6279 (mips_subword): Remove special handling for accumulator registers.
6280 (override_options): Initiailize mips_dwarf_regno. Remove use
6282 (mips_swap_registers): New function.
6283 (mips_conditional_register_usage): Swap accumulator registers
6284 around if TARGET_LITTLE_ENDIAN.
6285 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
6286 * config/mips/constraints.md (h, l): Use the endianness to choose
6287 between MD0_REG and MD1_REG.
6288 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
6289 alternative-dependent template.
6291 2007-07-20 Richard Sandiford <richard@codesourcery.com>
6293 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
6296 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6298 * function.c (thread_prologue_and_epilogue_insns): Fix exit
6299 predecessor fallthru flags.
6301 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6303 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
6304 of compare to the same type.
6305 * cfgloopmanip.c (add_loop): Update information about loop exits.
6306 (loop_version): Remove the innermost loop requirement.
6307 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
6308 to sizetype for pointers.
6310 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
6312 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
6313 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
6314 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
6316 * config/dfp-bit.c: Empty for TFmode conversions.
6318 2007-07-18 Caroline Tice <ctice@apple.com>
6320 * var-tracking.c (find_src_status): Check for COND_EXEC insns
6321 and handle them correctly; check that src is not NULL before
6323 (find_src_set_src): Likewise.
6325 2007-07-18 Bob Wilson <bob.wilson@acm.org>
6327 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
6328 (struct alignment_context, init_alignment_context): New.
6329 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
6330 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
6331 (XCHAL_HAVE_S32C1I): Likewise.
6332 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
6333 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
6334 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
6335 (ATOMIC, HQI): New macros.
6336 (memory_barrier, *memory_barrier): New.
6337 (sync_lock_releasesi): New.
6338 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
6339 (sync_lock_test_and_set<mode>): New.
6340 (sync_<atomic><mode>): New.
6341 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
6342 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
6343 (xtensa_expand_atomic): New.
6345 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6349 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
6350 transformation for builtin ISNORMAL.
6351 (expand_builtin): Handle BUILT_IN_ISNORMAL.
6352 * builtins.def (BUILT_IN_ISNORMAL): New.
6353 * doc/extend.texi: Document isnormal.
6355 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6359 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
6360 optabs infrastructure. Provide generic implementation for
6362 (expand_builtin): Handle FINITE/ISFINITE.
6363 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
6364 (fold_builtin_1): Likewise.
6366 * builtins.def (BUILT_IN_ISFINITE): New.
6368 * doc/extend.texi: Document isfinite.
6370 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6375 * builtins.c (expand_builtin_interclass_mathfn): Provide a
6376 generic fallback for isinf.
6377 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
6378 calculation code ...
6379 * real.c (get_max_float): ... to here.
6380 * real.h (get_max_float): New.
6382 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6386 * builtin-attrs.def (ATTR_TYPEGENERIC,
6387 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
6389 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
6390 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
6391 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
6392 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
6394 * c-common.c (handle_type_generic_attribute): New.
6395 (c_common_attribute_table): Add "type generic".
6397 * c-typeck.c (convert_arguments): Handle "type generic" functions.
6399 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
6401 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
6402 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
6405 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
6408 * config/cris/cris.c (cris_print_index): Don't use XEXP before
6409 checking that the operand is an expression.
6411 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
6412 Danny Smith <dannysmith@users.sourceforge.net>
6415 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
6416 file mapping object in local namespace if Windows version later
6419 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6421 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
6422 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
6423 arm_cannot_force_const_mem.
6424 (arm_cannot_force_const_mem): New function.
6425 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
6426 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
6427 of arm_tls_referenced_p.
6428 * config/arm/arm.md (movsi): Split out-of-section constants when
6429 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
6430 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
6432 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6434 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
6436 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6438 * config/mips/mips.md (*extendqihi2): Convert the destination
6441 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6443 * config/pa/fptr.c: Update license header.
6444 * config/pa/milli64.S: Likewise.
6446 2007-07-17 Nick Clifton <nickc@redhat.com>
6448 * COPYING_v3: New file. Contains version 3 of the GNU General
6450 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
6451 Lesser General Public License.
6452 * doc/include/gpl_v3.texi: New file. Contains version 3 of
6453 the GNU General Public License.
6455 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
6457 PR rtl-optimization/32773
6458 * cfglayout.c (force_one_exit_fallthru): New function.
6459 (cfg_layout_finalize): Use it.
6461 2007-07-16 Richard Guenther <rguenther@suse.de>
6462 Uros Bizjak <ubizjak@gmail.com>
6464 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
6465 before forcing it to gimple operand.
6467 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
6468 David Ung <davidu@mips.com>
6470 * config/mips/mips.h (TUNE_24K): Define.
6471 (TUNE_MACC_CHAINS): Add TUNE_24K.
6472 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
6474 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
6475 (r74k_int_madd): .. this new reservation.
6476 (define_bypass): Fixed bypasses for r74k_int_madd to use
6478 * config/mips/24k.md (define_bypass): Define new
6479 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
6481 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
6482 Nigel Stephens <nigel@mips.com>
6484 * config/mips/mips.md: Include 20kc.md.
6485 * config/mips/20kc.md: New file.
6486 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
6487 (mips_adjust_cost): Tweak for 20Kc.
6488 (mips_issue_rate): Likewise.
6489 * config/mips/mips.h (TUNE_20KC): Define.
6491 2007-07-16 David Edelsohn <edelsohn@gnu.og>
6493 * config/rs6000/rs6000.c (struct processor_cost): Add
6494 cache_line_size, l1_cache_lines, and simultaneous_prefetches
6496 (*_cost): Add cache information.
6497 (rs6000_override_options): Set cache parameters.
6499 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6502 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
6503 * doc/install.texi (mips-sgi-irix6): pthread support works now.
6505 2007-07-16 Paul Brook <paul@codesourcery.com>
6508 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
6509 (cirrus_thumb2_movsi_insn): Ditto.
6511 2007-07-15 Geoffrey Keating <geoffk@apple.com>
6513 * config/rs6000/darwin-fallback.c (interpret_libc): Change
6516 2007-07-15 Andrew Haley <aph@redhat.com>
6518 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
6519 before looking in the context.
6521 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6525 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
6526 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
6527 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
6528 (pa_output_function_prologue): Use rp_saved and
6529 current_function_is_leaf to generate .CALLINFO statement.
6530 (hppa_expand_prologue): Set rp_saved.
6531 (hppa_expand_epilogue): Use rp_saved.
6532 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
6533 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
6535 2007-07-14 Dirk Mueller <dmueller@suse.de>
6537 * omega.c (coalesce): Fix memory leak on early exit.
6538 * matrix-reorg.c (check_allocation_function): Likewise.
6539 * tree-vect-transform.c (vect_get_new_vect_var): free result
6541 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
6542 pass pointer to edge vector
6543 (partition_hot_cold_basic_blocks): Fix memory leak.
6544 * collect2.c (prefix_from_string): Free temporary storage.
6545 * reload1.c (fixup_abnormal_edges): Free sbitmap.
6547 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
6549 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
6550 (DO_GLOBAL_DTORS_BODY): Likewise.
6552 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
6553 Nigel Stephens <nigel@mips.com>
6555 * config/mips/mips.c (mips_classify_symbol): Don't return
6556 SYMBOL_SMALL_DATA for constant pool addresses if
6557 TARGET_EMBEDDED_DATA is true.
6559 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
6561 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
6562 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
6563 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
6564 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
6565 __builtin_ia32_storehps, __builtin_ia32_storelps,
6566 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
6567 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
6568 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
6569 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
6570 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
6571 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
6572 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
6573 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
6574 using def_builtin_const.
6576 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
6578 PR tree-optimization/32705
6579 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
6580 (simplify_binary_expression): Use SSA_VAL consistently.
6582 2007-07-13 David Edelsohn <edelsohn@gnu.org>
6584 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
6585 (SPEFSCR_REGNO): Delete definition.
6586 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
6587 COUNT_REGISTER_REGNUM -> CTR_REGNO.
6588 * config/rs6000/rs6000.h: Do not define *_REGNO.
6589 LINK_REGISTER_REGNUM -> LR_REGNO.
6590 COUNT_REGISTER_REGNUM -> CTR_REGNO.
6591 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
6592 COUNT_REGISTER_REGNUM -> CTR_REGNO.
6593 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
6594 R_VRSAVE, R_VSCR. Use them.
6595 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
6596 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
6597 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
6598 * config/rs6000/aix.h: Define R_LR. Use it.
6600 2007-07-13 Caroline Tice <ctice@apple.com>
6602 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
6603 flag_var_tracking is explicitly turned off (i.e. when variable
6604 tracking is not feasible); otherwise, turn flag_var_tracking on when
6605 flag_var_tracking_uninit is on.
6606 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
6607 note definitions, to allow recording of initialization status in the
6609 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
6610 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
6611 determine if two note locations are equal.
6612 (output_loc_list): Don't output list entries whose start & end labels
6614 (reg_loc_descriptor): Add parameter for initialization status; pass it
6615 to other loc descriptor functions.
6616 (one_reg_loc_descriptor): Add parameter for initialization status;
6617 check its value and add DW_OP_GNU_uninit to returned loc descr if
6619 (multiple_reg_loc_descriptor): Add parameter for initialization
6621 pass init status argument to other loc descriptor functions; check
6622 value of intialization parameter and add DW_OP_GNU_uninit to returned
6623 loc descr if appropriate.
6624 (based_loc_descr): Add parameter for initialization status; add new
6625 variable for return value; check value of initialization parameter and
6626 add DW_OP_GNU_uninit to returned loc descr if appropriate.
6627 (concatn_mem_loc_descriptor): Add parameter for initialization status;
6628 pass init status argument to other loc descriptor functions; check
6629 value of intialization parameter and add DW_OP_GNU_uninit to returned
6630 loc descr if appropriate.
6631 (mem_loc_descriptor): Likewise.
6632 (concat_loc_descriptor): Likewise.
6633 (concatn_loc_descriptor): Likewise.
6634 (loc_descriptor): Add parameter for initialization status; pass it as
6635 argument to other loc descriptor function calls.
6636 (loc_descriptor_from_tree_1): Add appropriate initialization status
6637 to loc descriptor function calls.
6638 (add_location_or_const_value_attribute): Get initialization status
6639 from VAR_LOCATION note; add initialization status to loc descriptor
6641 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
6642 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
6643 status is uninitialized, add "[uninint]" to output.
6644 * common.opt (fvar-tracking-uninit): New option, similar to
6645 fvar-tracking, to turn on tracking of uninitialized variables; creates
6646 a new global flag, flag_var_tracking_uninit.
6647 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
6648 (enum var_init_status): New type, for var initialization status field.
6649 * var-tracking.c (struct location_chain_def): Two new fields, init,
6650 for initialization status, and set_src for the assignment value expr.
6651 (unshare_variable): New parameter for initialization status;
6652 initialize new init and set_src fields.
6653 (var_reg_set): New parameters for initialization status and value;
6654 pass them to set_variable_part.
6655 (var_mem_set): Likewise.
6656 (get_init_value): New function.
6657 (var_reg_delete_and_set): New initialization status & value
6658 parameters; add call to get_init_value if status is unknown; pass new
6659 parameters to clobber_variable_part and var_reg_set.
6660 (var_mem_delete_and_set): Likewise.
6661 (var_reg_delete): Pass null set_src value to clobber_variable_part.
6662 (var_mem_delete): Likewise.
6663 (variable_union): Pass status to unshare_variable; initialize new init
6664 and set_src fields. If flag_var_tracking_uninit is not set, force
6665 status to initialized.
6666 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
6667 used later to get the set_src value.
6668 (find_src_status): New function.
6669 (find_src_set_src): New function.
6670 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
6671 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
6672 MO_SET, get set_src value and pass it to var_reg_delete_and_set
6673 and var_mem_delete_and_set.
6674 (dump_variable): Print out "[uninit]" if appropriate.
6675 (set_variable_part): Add new initialization and set_src parameters;
6676 pass status to unshare_variable; set node->init and node- >set_src
6677 fields and modify slot in hash table appropriately; save the init and
6678 set_src values if appropriate and assign to the new node.
6679 (clobber_variable_part): New set_src parameter; if two nodes have
6680 same variable and same location but different set_src (assignment)
6681 values, clobber old node.
6682 (delete_variable_part): Pass init status to unshare_variable.
6683 (emit_note_insn_var_location): Add initialized var; assign var's init
6684 status to new 'initialized'; pass new init status field to calls to
6685 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
6686 status to initialized.
6687 (emit_notes_in_bb): Pass initialization status to calls to
6688 var_reg_set, var_mem_set, var_reg_delete_and_set and
6689 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
6690 var_reg_delete_and_set and var_mem_delete_and_set; call
6691 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
6692 make up for change in add_stores.
6693 (vt_add_function_parameters): Add status to calls to
6695 * config/darwin.c (darwin_override_options): Turn on uninitialized
6696 tracking automatically, if var_tracking is on and the system is
6699 2007-07-13 Sa Liu <saliu@de.ibm.com>
6701 * config.gcc: Add options for arch and tune on SPU.
6702 * config/spu/predicates.md: Add constant operands 0 and 1.
6703 * config/spu/spu-builtins.def: Add builtins for double precision
6704 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
6705 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
6707 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
6709 * config/spu/spu-protos.h: Add new function prototypes.
6710 * config/spu/spu.c (spu_override_options): Check options -march and
6712 (spu_comp_icode): Add comparison code for DFmode and vector mode.
6713 (spu_emit_branch_or_set): Use the new code for DFmode and vector
6715 (spu_const_from_int): New. Create a vector constant from 4 ints.
6716 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
6717 (spu_emit_vector_compare): New. Emit vector compare.
6718 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
6719 * config/spu/spu.h: Add options -march and -mtune. Define processor
6720 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
6721 CANONICALIZE_COMPARISON.
6722 * config/spu/spu.md: Add new insns for double precision compare
6723 and double precision vector compare. Add vcond and smax/smin patterns
6724 to enable DFmode vector conditional expression.
6725 * config/spu/spu.opt: Add options -march and -mtune.
6726 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
6727 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
6728 both CELL and CELLEDP targets: spu_testsv.
6729 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
6732 2007-07-13 Richard Guenther <rguenther@suse.de>
6734 PR tree-optimization/32721
6735 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
6736 TREE_THIS_VOLATILE on the folded reference.
6737 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
6738 if the array reference has TREE_THIS_VOLATILE set.
6740 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
6743 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
6745 2007-07-13 Andreas Schwab <schwab@suse.de>
6747 * gengtype-lex.l: Allow declarations to be indented.
6749 2007-07-12 Geoffrey Keating <geoffk@apple.com>
6751 * ginclude/tgmath.h: New.
6752 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
6753 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
6754 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
6755 * configure: Regenerate.
6757 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
6759 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
6760 correct index when setting register save state for xd
6763 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
6765 * config/sh/sh.c (mark_use): Remove.
6767 2007-07-12 Paul Brook <paul@codesourcery.com>
6769 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
6770 reg does not overlap return value.
6772 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
6774 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
6775 (set_expression_vuses): Ditto.
6776 (init_pre): Initialize expression_vuses.
6778 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6780 * config/i386/sse.md (storentdf, storentsf): New.
6782 2007-07-12 Geoffrey Keating <geoffk@apple.com>
6784 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
6786 * tree.c (build_decl_stat): Move code from here...
6787 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
6788 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
6789 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
6790 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
6791 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
6794 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
6795 Devang Patel <dpatel@apple.com>
6797 PR tree-optimization/25413
6798 * targhooks.c (default_builtin_vector_alignment_reachable): New.
6799 * targhooks.h (default_builtin_vector_alignment_reachable): New.
6800 * tree.h (contains_packed_reference): New.
6801 * expr.c (contains_packed_reference): New.
6802 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
6803 (vect_enhance_data_refs_alignment): Call
6804 vector_alignment_reachable_p.
6805 * target.h (vector_alignment_reachable): New builtin.
6806 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
6807 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
6808 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
6810 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
6812 * target.h (builtin_vectorization_cost): Add new target builtin.
6813 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
6814 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
6815 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
6816 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
6817 uninitialized variables.
6818 * tree-vect-transform.c (cost_for_stmt): New function.
6819 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
6820 using cost 1 for all scalar stmts. Be less conservative when
6821 estimating the number of prologue/epulogue iterations. Call
6822 targetm.vectorize.builtin_vectorization_cost. Return
6823 min_profitable_iters-1.
6824 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
6825 initialization cost instead of TARG_VEC_STMT_COST. Use
6826 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
6827 epilogue code. Fix epilogue cost computation.
6828 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
6829 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
6830 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
6831 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
6832 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
6833 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
6835 2007-07-12 Richard Guenther <rguenther@suse.de>
6837 * gimplify.c (gimplify_conversion): Make sure that the result
6838 from maybe_fold_offset_to_reference is trivially convertible
6839 to the desired type before doing the simplification.
6840 (gimplify_expr): Likewise.
6841 * fold-const.c (fold_binary): Use the correct types for
6842 building the simplified expression.
6844 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6846 PR rtl-optimization/32729
6847 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
6848 that fallthru to exit.
6850 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
6852 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
6853 (symDTPOFF2reg): Likewise.
6855 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
6857 PR tree-optimization/32663
6859 * tree.h (VALUE_HANDLE_VUSES): Remove.
6860 (struct tree_value_handle): Remove vuses.
6862 * tree-vn.c (create_value_handle_for_expr): Don't set
6865 * tree-ssa-pre.c (expression_vuses): New.
6866 (alloc_expression_id): Set up expression_vuses.
6867 (get_expression_vuses): New.
6868 (set_expression_vuses): Ditto.
6869 (clear_expression_ids): Modify for expression_vuses.
6870 (phi_translate_1): Ditto.
6871 (phi_translate_set): Ditto.
6872 (value_dies_in_block_x): Ditto
6873 (valid_in_sets): Ditto.
6874 (add_to_sets): Ditto.
6875 (find_existing_value_expr): Ditto.
6876 (create_value_handle_for_expr): Ditto.
6877 (make_values_for_stmt): Ditto.
6878 (vuse_equiv): Remove.
6880 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
6882 * Makefile.in (mostlyclean): Remove object files.
6884 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
6886 * toplev.c (no_new_pseudos): Deleted.
6887 * rtl.h (no_new_pseudos): Deleted.
6888 * tree-pass.h (pass_no_new_pseudos): Deleted.
6889 * passes.c (pass_no_new_pseudos): Deleted.
6890 * final.c (rest_of_clean_state): Removed no_new_pseudos.
6891 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
6892 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
6894 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
6895 * rtlhooks.c (gen_lowpart_general): Ditto.
6896 * optabs.c (prepare_operand): Ditto.
6897 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
6899 * modulo-sched.c (rest_of_handle_sms): Ditto.
6900 * see.c (rest_of_handle_see): Ditto.
6901 * ifcvt.c (if_convert): Ditto.
6902 (gate_handle_if_after_combine): Replaced no_new_pseudos with
6904 * init-regs.c (gate_initialize_regs): Deleted set of
6906 * lower-subreg.c (decompose_multiword_subregs): Ditto.
6907 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
6908 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
6910 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
6913 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
6914 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
6915 (*vec_extractv2di_1_rex64): New insn pattern.
6917 2007-07-11 David Daney <ddaney@avtrex.com>
6919 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
6920 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
6921 for SIGNAL_UNWIND_RETURN_COLUMN.
6922 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
6923 (DWARF_FRAME_REGNUM): Rewrite.
6924 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
6926 2007-07-11 Nick Clifton <nickc@redhat.com>
6928 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
6929 delta and use gen_int_mode in place of GET_INT instead.
6931 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
6933 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
6936 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
6938 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
6939 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
6941 * params.h (VERIFY_CANONICAL_TYPES): Remove.
6942 (USE_CANONICAL_TYPES): New.
6943 * doc/invoke.texi (verify-canonical-types): Remove.
6944 (use-canonical-types): Add.
6946 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
6948 * config/spu/spu.c (spu_optimization_options): Remove setting of
6949 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
6950 (spu_override_options): Move it here.
6952 2007-07-11 Richard Sandiford <richard@codesourcery.com>
6954 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
6955 * config/mips/mips.c (mips_cpu_info_table): Mention
6956 MIPS_ISA_LEVEL_SPEC in the comment.
6958 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
6960 PR tree-optimization/32713
6961 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
6963 2007-07-11 Paolo Carlini <pcarlini@suse.de>
6966 * c-opts.c (c_common_post_options): Do not change flag_complex_method
6967 conditional to flag_isoc99.
6968 (c_common_init_options): Do it here, unconditionally.
6970 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
6972 PR tree-optimization/32589
6973 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
6974 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
6975 * tree-ssa-propagate.c (valid_gimple_expression_p): New
6976 predicate, extracted from...
6977 (set_rhs): ...here. Call it for the expression on entry.
6978 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
6979 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
6980 (simplify_binary_expression): Use valid_gimple_expression_p
6981 to validate the simplification.
6982 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
6984 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
6986 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
6987 DWARF2_DEBUG on 32 bit target too.
6988 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
6990 2007-07-11 Nick Clifton <nickc@redhat.com>
6992 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
6993 version for 64-bit hosts.
6995 2007-07-10 David Daney <ddaney@avtrex.com>
6997 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
6999 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
7001 * config/mips/mips.c (mips_expand_synci_loop): New function.
7002 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
7003 (UNSPEC_RDHWR): Same.
7004 (UNSPEC_SYNCI): Same.
7005 (UNSPEC_SYNC): Same.
7006 (clear_cache): New expand.
7010 (clear_hazard): Same.
7011 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
7013 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
7014 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
7016 2007-07-10 Ian Lance Taylor <iant@google.com>
7018 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
7021 2007-07-10 David Daney <ddaney@avtrex.com>
7023 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
7024 * builtins.c (expand_builtin___clear_cache): New function.
7025 (expand_builtin): Call expand_builtin___clear_cache for
7026 BUILT_IN_CLEAR_CACHE case.
7027 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
7028 * doc/md.texi (clear_cache): Document new instruction pattern.
7029 * testsuite/gcc.dg/builtins-64.c: New test.
7031 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
7033 * config/cris/cris.md ("movsi"): Fix typo in last change.
7035 2007-07-09 Geoffrey Keating <geoffk@apple.com>
7038 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
7040 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
7041 * varasm.c (assemble_start_function): Honor DECL_ALIGN
7042 for FUNCTION_DECLs. Don't use align_functions_log if
7044 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
7045 even for FUNCTION_DECLs.
7046 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
7048 * tree.h (DECL_ALIGN): Update for new location of 'align'.
7049 (DECL_FUNCTION_CODE): Update for new location and name of
7051 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
7052 (struct tree_decl_common): Move 'align' and 'off_align' out
7053 of union, ensure they're still on a 32-bit boundary. Remove
7054 other fields in union 'u1'.
7055 (struct tree_function_decl): Add field 'function_code' replacing
7056 'u1.f' in tree_decl_common.
7057 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
7058 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
7059 (Variable Attributes): Cross-reference 'aligned' attribute
7060 to Function Attributes.
7061 * flags.h (force_align_functions_log): Delete.
7062 * toplev.c (force_align_functions_log): Delete.
7064 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
7067 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
7068 (*vec_concatv2di_rex): New insn pattern.
7070 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7073 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
7075 2007-07-10 Ian Lance Taylor <iant@google.com>
7077 Replace no_new_pseudos in backends.
7078 * rtl.h (can_create_pseudo_p): Define.
7079 * config/darwin.c (machopic_indirect_data_reference): Use
7080 can_create_pseudo_p () instead of no_new_pseudos.
7081 (machopic_indirect_data_reference): Likewise.
7082 (machopic_legitimize_pic_address): Likewise.
7083 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
7084 (alpha_emit_set_const_1): Likewise.
7085 (alpha_emit_set_const): Likewise.
7086 (alpha_emit_conditional_move): Likewise.
7087 (alpha_split_conditional_move): Likewise.
7088 * config/alpha/alpha.md (various splitters): Likewise.
7090 * config/arm/arm.c (legitimize_pic_address): Likewise.
7091 (arm_load_pic_register): Likewise.
7092 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
7093 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
7094 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
7095 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
7096 * config/cris/cris.md (movsi): Likewise.
7097 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
7098 (symGOTOFF2reg_hilo): Likewise.
7099 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
7100 * config/h8300/h8300.md (insv, extzv): Likewise.
7101 * config/i386/i386.c (ix86_expand_move): Likewise.
7102 (ix86_expand_vector_move): Likewise.
7103 (ix86_prepare_fp_compare_args): Likewise.
7104 (ix86_expand_carry_flag_compare): Likewise.
7105 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
7106 (tls_dynamic_gnu2_combine_32): Likewise.
7107 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
7108 * config/ia64/ia64.c (ia64_expand_move): Likewise.
7109 (ia64_expand_movxf_movrf): Likewise.
7110 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
7111 (m32c_split_move): Likewise.
7112 (m32c_expand_insv): Likewise.
7113 * config/m68k/m68k.md (movsi): Likewise.
7114 * config/mips/mips.c (mips_force_temporary): Likewise.
7115 (mips_split_symbol): Likewise.
7116 (mips_move_integer): Likewise.
7117 (mips_legitimize_const_move): Likewise.
7118 * config/mn10300/mn10300.md (movsi): Likewise.
7119 * config/pa/pa.c (emit_move_sequence): Likewise.
7120 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7121 (rs6000_got_register): Likewise.
7122 (create_TOC_reference): Likewise.
7123 (rs6000_machopic_legitimize_pic_address): Likewise.
7124 * config/rs6000/rs6000.md (add<mode>3): Likewise.
7125 (various splitters): Likewise.
7126 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
7127 (movsi_got): Likewise.
7128 * config/s390/s390.c (emit_symbolic_move): Likewise.
7129 * config/s390/s390.md (movhi, movqi): Likewise.
7130 (load_multiple, store_multiple): Likewise.
7131 * config/score/score.c (score_force_temporary): Likewise.
7132 * config/sh/sh.c (prepare_move_operands): Likewise.
7133 (prepare_cbranch_operands): Likewise.
7134 (emit_fpu_switch): Likewise.
7135 (fpscr_set_from_mem): Likewise.
7136 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
7137 (adddi3, subsi3): Likewise.
7138 (various splitters): Likewise.
7139 (divsi_inv_fp_combine): Likewise.
7140 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
7141 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
7143 * config/sh/predicates.md (xor_operand): Likewise.
7144 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
7145 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
7146 (movdi_pic_label_ref): Likewise.
7147 * config/spu/spu.c (spu_split_immediate): Likewise.
7148 * config/alpha/alpha.md (various splitters): Remove test
7149 !no_new_pseudos || reload_completed.
7150 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
7152 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7153 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7154 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7155 * config/score/score.c (th_output_mi_thunk): Likewise.
7156 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7157 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7159 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
7161 PR rtl-optimization/32664
7162 * mode-switching.c (create_pre_exit): Skip barrier insns.
7164 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
7166 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
7167 force_gimple_operand_bsi.
7168 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
7169 rewrite_use_compare): Ditto.
7170 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
7172 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
7173 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
7174 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
7175 * tree-profile.c (prepare_instrumented_value,
7176 tree_gen_interval_profiler, tree_gen_pow2_profiler,
7177 tree_gen_one_value_profiler, tree_gen_ic_profiler,
7178 tree_gen_ic_func_profiler, tree_gen_average_profiler,
7179 tree_gen_ior_profiler): Ditto.
7180 * tree-ssa-reassoc.c (negate_value): Ditto.
7181 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
7182 Use force_gimple_operand_bsi.
7183 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
7184 * tree-if-conv.c (add_to_dst_predicate_list,
7185 find_phi_replacement_condition): Ditto.
7186 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
7187 Call mark_symbols_for_renaming for new statements.
7188 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
7190 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
7192 * cfghooks.c (remove_edge): New function.
7193 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
7195 * cfghooks.h (remove_edge): Declare.
7196 * cfg.c (remove_edge): Renamed to remove_edge_raw.
7197 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
7199 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
7201 * optabs.h: Added declaration for signbit_optab.
7202 * optabs.c: (init_optabs): Added initialization for signbit_optab.
7203 * genoptinit.c (optabs): Added entry for signbit insns.
7204 * builtins.c (expand_builtin_signbit): Added code to use a signbit
7206 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
7207 * config/s390/s390.md (signbit<mode>2): New expander.
7209 2007-07-09 Richard Guenther <rguenther@suse.de>
7212 * fold-const.c (fold_plusminus_mult_expr): Move constant
7213 arguments second to allow decomposing.
7215 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
7218 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
7220 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7221 Disregard DECL_FROM_INLINE.
7223 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
7226 * doc/invoke.texi: Add ftree-reassoc flag.
7227 * common.opt (ftree-reassoc): New flag.
7228 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
7229 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
7231 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
7233 PR tree-optimization/32681
7234 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
7235 saved in second_edge->aux when first_bb is a loop header.
7237 2007-07-09 Jan HUbicka <jh@suse.cz>
7239 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
7241 2007-07-09 Richard Guenther <rguenther@suse.de>
7243 * c-decl.c (start_function): Do not promote return type.
7245 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
7247 * function.c (do_warn_unused_parameter): Do not warn if
7248 TREE_NO_WARNING is set.
7250 2007-07-08 Andreas Schwab <schwab@suse.de>
7252 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
7254 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
7257 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
7259 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
7260 apply to assembly language, too.
7261 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
7263 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
7265 Revert (note the sccvn portions are *not* reverted)
7266 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
7268 Fix PR tree-optimization/23488
7270 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
7272 * tree-flow-inline.h (get_value_handle): Ditto.
7273 * tree-ssa-pre.c (decl_vh_map): New.
7274 (decl_node_pool): New.
7275 (can_value_number_operation): Support DECL_P.
7276 (can_PRE_operation): Ditto.
7277 (create_expression_by_pieces): Ditto.
7278 (find_existing_value_expr): Modify to differnetiate between
7279 addressing and top level.
7280 (create_value_handle_for_expr): Handle DECL's.
7281 (poolify_tree): Ditto.
7282 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
7283 (make_values_for_stmt): Handle DECL's properly.
7284 (init_pre): Reorg to not init useless things during FRE.
7286 * tree-flow.h: Include pointer-set.h.
7287 (decl_vh_map): Declare.
7288 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
7290 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
7292 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
7293 the constraint description.
7294 * doc/md.texi: Update documentation of AVR constraints.
7296 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
7298 * auto-inc-dec.c, config/arm/arm.c,
7299 config/m32r/constraints.md, config/mips/mips.md,
7300 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
7301 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
7302 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
7303 typos. Follow spelling conventions.
7304 * doc/invoke.texi, doc/rtl.texi: Fix typos.
7306 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
7307 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
7309 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
7310 realloc_vuse): Remove.
7311 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
7314 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
7316 Fix PR tree-optimization/23488
7318 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
7319 (try_to_simplify): Ditto.
7321 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
7323 * tree-flow-inline.h (get_value_handle): Ditto.
7324 * tree-ssa-pre.c (decl_vh_map): New.
7325 (decl_node_pool): New.
7326 (can_value_number_operation): Support DECL_P.
7327 (can_PRE_operation): Ditto.
7328 (create_expression_by_pieces): Ditto.
7329 (find_existing_value_expr): Modify to differnetiate between
7330 addressing and top level.
7331 (create_value_handle_for_expr): Handle DECL's.
7332 (poolify_tree): Ditto.
7333 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
7334 (make_values_for_stmt): Handle DECL's properly.
7335 (init_pre): Reorg to not init useless things during FRE.
7337 * tree-flow.h: Include pointer-set.h.
7338 (decl_vh_map): Declare.
7339 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
7341 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
7343 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
7344 apply to assembly language, too.
7345 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
7347 2007-07-06 Ian Lance Taylor <iant@google.com>
7348 Zack Weinberg <zackw@panix.com>
7351 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
7353 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7355 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
7356 (prefetch): Likewise if "pref" would be used.
7358 2007-07-06 Josh Conner <jconner@apple.com>
7362 * calls.c (store_one_arg): Handle arguments which are partially
7363 on the stack when detecting argument overlap.
7365 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
7367 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
7368 chosen during find_reloads.
7370 2007-07-06 Richard Guenther <rguenther@suse.de>
7372 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
7373 TYPE_ARG_TYPES for verification of argument types. Use
7374 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
7375 parameters as variable arguments.
7377 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
7379 * libgcc2.h (word_type): Type definition removed.
7380 (cmp_return_type, shift_count_type): Type definitions added.
7381 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
7382 replaced with shift_count_type.
7383 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
7385 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
7386 changed from word_type to Wtype.
7387 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
7388 replaced with shift_count_type.
7389 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
7391 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
7392 and libgcc_shift_count attribute added.
7393 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
7394 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
7395 (TARGET_INITIALIZER): New target hooks added.
7396 * targhooks.c (default_libgcc_cmp_return_mode,
7397 default_libgcc_shift_count_mode): Default implementations for the new
7399 * targhooks.h (default_libgcc_cmp_return_mode,
7400 default_libgcc_shift_count_mode): Function prototypes added.
7401 * target.h (struct gcc_target): Fields for the new target hooks added.
7402 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
7404 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
7407 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
7408 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
7410 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
7411 s390_libgcc_shift_count_mode): Functions added.
7412 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
7413 Target hooks defined.
7415 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7417 * config/mips/mips.c (compute_frame_size): Restore the original
7418 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
7419 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
7420 Document why the difference is needed.
7422 2007-07-06 Richard Guenther <rguenther@suse.de>
7424 * c-common.c (boolean_increment): Use correctly typed
7427 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7429 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
7430 the topmost argument register is not also included in the save mask.
7431 (mips16e_collect_argument_save_p): Take a pointer to the argument
7432 register, rather than a pointer to the number of arguments.
7433 (mips16e_collect_argument_saves): Only include argument saves
7434 that aren't in the register mask.
7436 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
7438 PR rtl-optimization/32450
7439 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
7440 to ensure that instructions are not moved into the prologue when
7441 profiling is on. Remove unused prologue_end variable.
7442 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
7443 as a scheduling barrier.
7445 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
7448 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7449 Disregard DECL_FROM_INLINE.
7451 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
7453 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
7454 IORing with a constant.
7456 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
7458 PR rtl-optimization/32475
7459 * df-scan.c (df_def_record_1): Add a use of the stack pointer
7460 for every definition of the stack pointer.
7462 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
7464 * arm.c (vfp3_const_double_index): Copy signed results of
7465 REAL_VALUE_TO_INT into unsigned vars.
7467 2007-07-05 Richard Guenther <rguenther@suse.de>
7470 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
7472 * tree-ssa.c (useless_type_conversion_p): Check canonical
7475 2007-07-05 Anatoly Sokolov <aesok@post.ru>
7477 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
7478 zero_extendhisi2): Change to define_insn_and_split.
7479 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
7481 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
7483 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
7484 pass_match_asm_constraints): New.
7485 * passes.c (init_optimization_passes): Add new pass.
7486 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
7487 * function.h (struct function): Add has_asm_statement bit.
7488 (current_function_has_asm_statement): New.
7489 * tree-pass.h (pass_match_asm_constraints): New.
7491 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
7493 * config/mips/mips.c (mips_file_start): Avoid declaration
7496 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7498 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
7500 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
7502 * rtl.def (NOTE): Change print format string to print
7503 operand 5 as a note insn name.
7505 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7506 David Ung <davidu@mips.com>
7508 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
7509 * doc/invoke.texi: (MIPS Options): Document them.
7511 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7512 David Ung <davidu@mips.com>
7514 Add support for SmartMIPS ASE.
7516 * optabs.c (expand_binop_directly): New, broken out from...
7517 (expand_binop): Here. Make it try rotating in the other
7518 direction even when the second operand isn't constant.
7519 * config/mips/mips.md (*lwxs): New.
7520 * config/mips/mips.opt (msmartmips): New.
7521 * config/mips/mips.c (mips_lwxs_address_p): New.
7522 (mips_rtx_costs): Make it recognize scaled indexed addressing.
7523 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
7524 __mips_smartmips when compiling for TARGET_SMARTMIPS.
7525 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
7526 (ISA_HAS_LWXS): New.
7527 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
7528 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
7529 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
7530 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
7531 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
7532 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
7533 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
7535 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
7537 * tree-vectorizer.c (new_loop_vec_info): Initialize
7538 LOOP_VINFO_COST_MODEL_MIN_ITERS.
7539 * tree-vectorizer.h (_loop_vec_info): Added new filed
7540 min_profitable_iters.
7541 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
7542 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
7543 * tree-vect-analyze.c (vect_analyze_operations): Set
7544 LOOP_VINFO_COST_MODEL_MIN_ITERS.
7545 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
7546 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
7547 Fix calculation of peel_iters_prologue. Move consideration of epilogue
7548 and prologue cost to after they are computed.
7549 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
7551 (vect_model_simple_cost): Takes additional argument dt. Consider cost
7552 of creating vectors from scalars according to dt.
7553 (vect_model_store_cost): Likewise.
7554 (vectorizable_call): Use dt array instead of scalar dt. Call
7555 vect_model_simple_cost with additional argument dt.
7556 (vectorizable_assignment): Likewise.
7557 (vectorizable_operation): Likewise.
7558 (vectorizable_type_demotion): Likewise.
7559 (vectorizable_type_promotion): Likewise.
7560 (vectorizable_store): Use dt array instead of scalar dt. Call
7561 vect_model_store_cost with additional argument dt.
7562 (vect_do_peeling_for_loop_bound): Don't call
7563 vect_estimate_min_profitable_iters. Instead, lookup
7564 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
7565 "may not be profitable".
7567 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
7570 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
7571 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
7572 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
7573 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
7575 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
7577 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
7578 addressing modes cheaper.
7580 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
7582 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
7583 (dw_ranges_struct): Rename block_num to num. Adjust.
7584 (dw_ranges_by_label_struct): New.
7585 (ranges_by_label, ranges_by_label_allocated,
7586 ranges_by_label_in_use): New variables.
7587 (add_ranges_num): Factored most of the code out of...
7588 (add_ranges): ... this one. Rewrite in terms of the former.
7589 (add_ranges_by_labels): New.
7590 (output_ranges): Output by-label ranges.
7591 (dwarf2out_finish): Output range for multiple-section
7592 compile_unit. Output standard DW_AT_low_pc in addition to
7593 unexpected DW_AT_entry_pc.
7595 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
7597 PR tree-optimization/32604
7598 PR tree-optimization/32606
7600 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
7601 (compute_antic_safe): Removed.
7602 (ANTIC_SAFE_LOADS): Ditto.
7603 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
7604 (execute_pre): Don't call compute_antic_safe.
7605 (vuse_equiv): New function.
7606 (make_values_for_stmt): Use it
7607 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
7610 2007-07-04 Anatoly Sokolov <aesok@post.ru>
7613 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
7615 (avr_attribute_table): Make "naked" attribute apply to function types
7616 rather than to decls.
7617 (avr_handle_fntype_attribute): New function.
7619 2007-07-04 Joseph Myers <joseph@codesourcery.com>
7621 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
7624 2007-07-04 David Ung <davidu@mips.com>
7625 Joseph Myers <joseph@codesourcery.com>
7627 * config/mips/mips.md (type): Add logical, signext and move.
7628 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
7629 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
7630 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
7631 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
7632 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
7633 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
7634 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
7635 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
7636 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
7637 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
7638 movv2sf_hardfloat_64bit): Use the new types.
7639 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
7640 *movdf_softfloat, *movdf_mips16): Use "multi".
7641 (extendqihi2): Replace with a define_expand.
7642 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
7643 Based on extend<SHORT:mode><GPR:mode>2 patterns.
7644 * config/mips/74k.md (r74k_int_logical): New reservation and
7646 (r74k_int_arith): Remove "slt".
7647 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
7648 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
7649 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
7650 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
7651 reservations for "arith".
7653 2007-07-04 Richard Guenther <rguenther@suse.de>
7655 * tree-ssa.c (useless_type_conversion_p): Add handling for
7656 scalar float and vector types. Only call the types_compatible_p
7657 langhook for aggregate types as last resort. Follow the
7660 2007-07-04 Richard Guenther <rguenther@suse.de>
7662 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
7663 the same as NOP_EXPR.
7665 2007-07-04 Nick Clifton <nickc@redhat.com>
7667 * target.h (struct gcc_target): Add target_help field.
7668 * target-def.h (TARGET_HELP): New.
7669 (TARGET_INITIALIZER): Use TARGET_HELP.
7670 * opts.c (command_handle_option): Invoke target_help function, if
7671 defined, when the user has specified --target-help on the command
7673 * doc/invoke.texi: Mention that --target-help might print
7674 additional information.
7675 * doc/tm.texi: Document TARGET_HELP hook.
7677 * arm.c (TARGET_HELP): Override default definition.
7678 (arm_target_help): New - display a wrapped list of cores and
7679 architectures supported.
7681 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
7683 * config/v850/v850.c (expand_prologue): Make sure
7684 GEN_INT() argument is sign extended rather than zero extended.
7685 (expand_epilogue): Likewise.
7686 (output_move_double): Delete.
7687 * config/v850/v850-protos.h (output_move_double): Delete.
7688 * config/v850/v850.md (movdi): Delete.
7689 (*movdi_internal): Delete.
7691 (*movdf_internal): Delete.
7693 2007-07-04 Richard Sandiford <richard@codesourcery.com>
7695 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
7696 unless compiling RTP PIC.
7698 2007-07-04 Richard Guenther <rguenther@suse.de>
7700 PR tree-optimization/32482
7701 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
7702 original ssa name if we didn't find a shift expression.
7703 Fix shift constant for bit zero test.
7705 2007-07-04 Richard Sandiford <richard@codesourcery.com>
7707 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
7709 2007-07-04 Richard Sandiford <richard@codesourcery.com>
7711 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
7712 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
7713 * config/arm/vxworks.h (ASM_SPEC): Delete.
7714 (SUBTARGET_EXTRA_ASM_SPEC): Define.
7716 2007-07-04 Sebastian Pop <sebpop@gmail.com>
7718 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
7719 (DDR_REVERSED_P): New.
7720 * tree-data-ref.c (initialize_data_dependence_relation,
7721 build_classic_dist_vector): Set DDR_REVERSED_P.
7723 2007-07-04 Sebastian Pop <sebpop@gmail.com>
7726 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
7727 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
7728 init_omega_for_ddr_1): Use non conservative number of iterations
7730 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
7731 (analyze_siv_subscript): Remove FIXME and reinitialization of
7732 last_conflicts to chrec_dont_know.
7733 * testsuite/gfortran.dg/vect/pr32457.f90: New.
7735 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
7737 * tree.c (maybe_canonicalize_argtypes): Improve description.
7739 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
7741 * tree.c (maybe_canonicalize_argtypes): New.
7742 (build_function_type): Set canonical type.
7743 (build_method_type_directly): Ditto.
7744 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
7747 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7749 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
7751 (rewrite_use_nonlinear_expr): Likewise.
7753 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
7755 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
7757 2007-07-04 Ben Elliston <bje@au.ibm.com>
7759 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
7762 * c-objc-common.c (c_types_compatible_p): Fix indentation.
7764 * doc/tm.texi (Run-time Target): Capitalise "CPU".
7765 (Exception Handling): Likewise.
7767 2007-07-03 Jan Hubicka <jh@suse.cz>
7769 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
7771 2007-07-03 Eric Christopher <echristo@apple.com>
7773 * doc/cppopts.texi: Add conflicting option note to -dM.
7774 * doc/invoke.texi: Add note about possible conflicts with
7775 -E for -dCHARS and note that -dM will not produce
7776 any results if there is no machine dependent reorg.
7778 2007-07-03 Geoffrey Keating <geoffk@apple.com>
7780 * tree.h (DECL_ALIGN): Back out previous change.
7782 2007-07-03 Joseph Myers <joseph@codesourcery.com>
7784 * configure.ac: Test for .dtprelword support on MIPS.
7785 * configure, config.in: Regenerate.
7786 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
7787 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7789 2007-07-03 Julian Brown <julian@codesourcery.com>
7791 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
7792 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
7793 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
7794 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
7796 (all_fpus): Add FPUTYPE_VFP3.
7797 (fp_model_for_fpu): Add VFPv3 field.
7798 (arm_rtx_costs_1): Give cost to VFPv3 constants.
7799 (vfp3_const_double_index): New function. Return integer index of
7800 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
7802 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
7803 and argument represents a valid RTX for a VFPv3 constant.
7804 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
7806 (vfp_emit_fstmd): Similar, for fstmd.
7807 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
7808 constants, represented as integer indices.
7809 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
7810 VFP_REGNO_OK_FOR_DOUBLE macros.
7811 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
7812 (arm_file_start): Set float-abi attribute for VFPv3, and output
7813 correct ".fpu" assembler directive.
7814 (arm_dbx_register_numbering): Add FIXME.
7815 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
7816 (fputype): Add FPUTYPE_VFP3.
7817 (FIXED_REGISTERS): Add 32 registers for D16-D31.
7818 (CALL_USED_REGISTERS): Likewise.
7819 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
7820 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
7821 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
7822 (D7_VFP_REGNUM): New.
7823 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
7824 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
7825 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
7826 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
7827 (REG_ALLOC_ORDER): Adjust for VFPv3.
7828 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
7829 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
7830 VFP_LO_REGS, VFP_HI_REGS.
7831 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
7832 (IS_VFP_CLASS): Define macro.
7833 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
7835 (REGISTER_MOVE_COST): Likewise.
7836 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
7837 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
7838 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
7839 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
7840 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
7841 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
7842 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
7843 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
7844 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
7845 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
7846 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
7847 where appropriate for single-word registers.
7848 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
7849 As above. Fix type attributes.
7850 * config/arm/constraints.md (register_contraint "t"): Define.
7851 (register_constraint "w"): Change to D0-D15, or D0-D31 for
7853 (register_constraint "x"): Define.
7854 (constraint "Dv"): Define.
7856 2007-07-03 Geoffrey Keating <geoffk@apple.com>
7858 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
7860 2007-07-03 Tom Tromey <tromey@redhat.com>
7862 * c-parser.c (objc_pq_context): Removed.
7863 (objc_need_raw_identifier): Likewise.
7864 (c_parser) <objc_pq_context>: New field.
7865 <objc_need_raw_identifier>: Likewise.
7866 (OBJC_NEED_RAW_IDENTIFIER): Removed.
7867 (c_lex_one_token): Update.
7868 (c_parser_objc_protocol_definition): Update.
7869 (c_parser_objc_method_definition): Update.
7870 (c_parser_objc_methodproto): Update.
7871 (c_parser_declspecs): Update.
7873 2007-07-03 David Ung <davidu@mips.com>
7875 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
7877 2007-07-03 David Ung <davidu@mips.com>
7878 Richard Sandiford <richard@codesourcery.com>
7880 * doc/invoke.texi: Document -march=74kf3_2.
7881 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
7882 (TUNE_74K): Check for it.
7883 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
7884 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
7885 * config/mips/mips.md (cpu): Add 74kf3_2.
7886 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
7887 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
7888 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
7889 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
7890 74kf3_2 to the CPU list.
7891 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
7892 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
7893 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
7894 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
7895 (r74kf3_2_fxfer_from_c1): New insn reservations.
7897 2007-07-03 Richard Sandiford <richard@codesourcery.com>
7898 David Ung <davidu@mips.com>
7900 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
7901 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
7902 and 74k[fx]. Document aliases for the new options.
7903 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
7904 (PROCESSOR_24KF2_1): ...this.
7905 (PROCESSOR_24KX): Rename to...
7906 (PROCESSOR_24KF1_1): ...this.
7907 (PROCESSOR_74KF): Rename to...
7908 (PROCESSOR_74KF2_1): ...this.
7909 (PROCESSOR_74KX): Rename to...
7910 (PROCESSOR_74KF1_1): ...this.
7911 (TUNE_74K): Update PROCESSOR_* names.
7912 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
7913 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
7914 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
7915 (mips_rtx_cost_data): Update processor names in comments.
7916 (mips_issue_rate): Update PROCESSOR_* names.
7917 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
7918 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
7919 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
7920 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
7921 Update cpu attribute names.
7922 (r24k_fpu_iss): Rename this reservation to...
7923 (r24kf2_1_fpu_iss): ...this and update all uses.
7924 (r24kx_fpu_iss): Rename this reservation to...
7925 (r24kf1_1_fpu_iss): ...this and update all uses.
7926 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
7927 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
7928 Update cpu attribute names.
7930 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
7932 * config/m32r/constraints.md: New file.
7933 * config/m32r/m32r.c: Include tm-constrs.h.
7934 (small_data_operand): Use satisfies_constraint_* instead of macro.
7935 (addr24_operand, gen_compare): Likewise.
7936 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
7937 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
7938 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7939 EXTRA_CONSTRAINT): Likewise.
7940 * config/m32r/m32r.md: Include constraints.md.
7941 (*movsi_insn): Use satisfies_constraint_* instead of macro.
7942 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
7943 * config/m32r/predicates.md (conditional_move_operand): Likewise.
7944 (two_insn_const_operand, int8_operand, uint16_operand,
7945 reg_or_int16_operand, reg_or_uint16_operand,
7946 reg_or_cmp_int16_operand, cmp_int16_operand,
7947 seth_add3_operand): Likewise.
7949 2007-07-03 Eric Christopher <echristo@gmail.com>
7951 * libgcc2.h: Conditionally declare __bswapsi2 and
7954 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
7956 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
7959 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7962 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
7963 (__gthrw_pragma): Provide default definition.
7965 * gthr-posix.c (__gthrw_pragma): Define.
7967 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
7969 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
7970 before declaring inequality.
7972 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
7974 * combine.c (recog_for_combine): Log the success or failure of
7975 matching new insn patterns against the machine description in
7978 2007-07-03 Revital Eres <eres@il.ibm.com>
7980 * ddg.c (print_sccs): New function.
7981 (check_sccs): New function.
7982 (create_ddg_all_sccs): Use it.
7983 * ddg.h (print_sccs): Declare.
7984 * modulo-sched.c (sms_order_nodes): Call print_sccs.
7986 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
7988 * targhooks.h (default_mode_for_suffix): New function declaration.
7989 * targhooks.c (default_mode_for_suffix): New default target hook.
7990 * target.h (struct c): New structure in the targetm struct.
7991 (mode_for_suffix): New target hook as part of struct c.
7992 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
7993 default_mode_for_suffix.
7994 (TARGET_C): New define.
7995 * c-lex.c: Include "target.h".
7996 (interpret_float): Use targetm.c.mode_for_suffix to determine
7997 the mode for a given non-standard suffix.
7998 Makefile.in (c-lex.o): Depend on $(TARGET_H).
8000 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
8001 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
8003 * doc/extend.texi (Floating Types): New node. Document __float80 and
8004 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
8006 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8009 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
8010 predicate instead of target_operand.
8011 (divsi3_i1_media, divsi3_media_2): Likewise.
8013 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
8015 * tree.h (alias_sets_might_conflict_p): Rename into
8016 alias_sets_must_conflict_p.
8017 * alias.c (alias_sets_might_conflict_p): Likewise.
8018 (alias_sets_conflict_p): Use it.
8019 (objects_must_conflict_p): Likewise.
8020 * c-common.c (strict_aliasing_warning): Adjust.
8022 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
8024 * rtlhooks.c (gen_lowpart_if_possible): Check for
8025 invalid subreg before calling gen_lowpart_SUBREG.
8027 2007-07-02 Geoffrey Keating <geoffk@apple.com>
8029 * config/darwin9.h: Add copyright notice.
8030 (LINK_COMMAND_SPEC): Add comment.
8031 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
8032 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
8033 DARWIN_LIBSYSTEM_HAS_UNWIND.
8035 2007-07-02 Jakub Jelinek <jakub@redhat.com>
8038 * omp-low.c (check_combined_parallel): New function.
8039 (lower_omp_parallel): Call it via walk_stmts, set
8040 OMP_PARALLEL_COMBINED if appropriate.
8041 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
8042 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
8043 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
8044 don't consider it as combined parallel.
8046 2007-07-02 Richard Sandiford <richard@codesourcery.com>
8048 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
8049 (gcc_tooldir): Likewise.
8050 * configure: Regenerate.
8051 * Makefile.in (libsubdir_to_prefix): New variable, based on the
8052 old configure.ac gcc_tooldir setting.
8053 (prefix_to_exec_prefix): New variable.
8054 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
8055 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
8057 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
8059 Fix PR tree-optimization/32583
8060 Fix PR tree-optimization/32584
8061 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
8062 (phi_translate_set): Use phi_translate directly now.
8063 (make_values_for_stmt): Don't value number RHS if we already know
8066 2007-07-02 Steve Ellcey <sje@cup.hp.com>
8067 Jim Wilson <wilson@specifix.com>
8070 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
8073 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
8074 Richard Sandiford <richard@codesourcery.com>
8075 Nigel Stephens <nigel@mips.com>
8077 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
8078 (mips16e_output_save_restore): Declare.
8079 (mips16e_save_restore_pattern_p): Likewise.
8080 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
8081 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
8082 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
8083 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
8084 (BITSET_P): New global macro, extracted from...
8085 (mips_for_each_saved_reg): ...here.
8086 (mips16e_save_restore_info): New struct.
8087 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
8088 (mips16e_save_restore_regs): New variable.
8089 (mips_split_plus, mips16e_find_first_register): New functions.
8090 (mips16e_mask_registers): New function.
8091 (compute_frame_size): Expand the commentary before the function.
8092 Enforce the MIPS16e save and restore register range restrictions.
8093 Pad the general register save area at the low end.
8094 (mips16e_save_restore_reg, mips16e_build_save_restore)
8095 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
8096 (mips16e_output_save_restore, mips16e_collect_propagate_value)
8097 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
8099 (mips_expand_prologue, mips_expand_epilogue): Handle
8100 GENERATE_MIPS16E_SAVE_RESTORE.
8101 * config/mips/mips.md (*mips16e_save_restore): New pattern.
8103 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
8105 PR tree-optimization/31966
8106 PR tree-optimization/32533
8107 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
8108 "basic_block" description as its third argument. Update function
8109 calls to get destination bb from "edge" argument. Save "cond" into
8110 aux field of the edge. Update prototype for changed arguments.
8111 (if_convertible_loop_p): Clear aux field of incoming edges if bb
8113 (find_phi_replacement_condition): Operate on incoming edges, not
8114 on predecessor blocks. If there is a condition saved in the
8115 incoming edge aux field, AND it with incoming bb predicate.
8116 Return source bb of the first edge.
8117 (clean_predicate_lists): Clean aux field of outgoing node edges.
8118 (tree_if_conversion): Do not initialize cond variable. Move
8119 variable declaration into the loop.
8120 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
8121 initializations of new_stmt, arg0 and arg1 variables.
8123 2007-07-02 Jakub Jelinek <jakub@redhat.com>
8125 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
8126 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
8128 2007-07-02 Richard Guenther <rguenther@suse.de>
8130 * tree-ssa.c (useless_type_conversion_p): Document
8131 future intent as defining the middle-end type system.
8132 Re-structure to call langhook last, group by type class,
8133 mark questionable parts.
8135 2007-07-02 Richard Guenther <rguenther@suse.de>
8137 * tree-flow.h (types_compatible_p): Declare.
8138 * tree-ssa.c (types_compatible_p): New function.
8139 * ipa-type-escape.c (discover_unique_type): Use
8140 types_compatible_p instead of lang_hooks.types_compatible_p.
8141 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
8142 * tree-vn.c (expressions_equal_p): Likewise.
8143 * tree.c (fields_compatible_p): Likewise.
8144 * tree-ssa-dom.c (avail_expr_eq): Likewise.
8145 (cprop_operand): Use useless_type_conversion_p instead of
8146 lang_hooks.types_compatible_p.
8147 * tree-inline.c (setup_one_parameter): Likewise.
8148 (declare_return_variable): Likewise.
8149 * tree-nrv.c (tree_nrv): Likewise.
8150 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8151 (maybe_fold_offset_to_component_ref): Likewise.
8152 (maybe_fold_offset_to_reference): Likewise.
8153 * tree-ssa-copy.c (may_propagate_copy): Likewise.
8154 (merge_alias_info): Likewise.
8155 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
8156 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
8157 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
8158 * tree-tailcall.c (find_tail_calls): Likewise.
8159 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
8160 * gimplify.c (canonicalize_addr_expr): Likewise.
8161 (fold_indirect_ref_rhs): Likewise.
8162 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
8163 (cpt_same_type): Likewise.
8164 (check_pointer_types_r): Swap parameters to cpt_same_type
8166 * fold-const.c (fold_convert): Revert fix for PR15988.
8167 * tree-inline.c (setup_one_parameter): Instead fix it here by
8168 using fold_build1 instead of fold_convert and checking for
8169 error_mark_node. Convert only if the conversion is necessary.
8171 2007-07-02 Joseph Myers <joseph@codesourcery.com>
8173 * configure.ac: Check for .gnu_attribute on Power.
8174 * configure: Regenerate.
8175 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
8176 attribute for floating-point ABI.
8178 2007-07-02 Ira Rosen <irar@il.ibm.com>
8180 PR tree-optimization/32230
8181 PR tree-optimization/32477
8182 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
8183 address is a constant.
8185 2007-07-02 Richard Sandiford <richard@codesourcery.com>
8187 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
8188 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
8189 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
8190 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
8191 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
8192 64-bit targets. Add support for *-elfoabi*.
8193 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
8194 different settings if $(tm_defines) does not select the EABI.
8195 (MULTILIB_EXCLUSIONS): Define in those circumstances.
8196 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
8197 (MIPS_ARCH_OPTION_SPEC): Likewise.
8198 (MIPS_ISA_LEVEL_SPEC): Likewise.
8199 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
8200 * config/mips/elfoabi.h: New file.
8202 2007-07-02 Richard Guenther <rguenther@suse.de>
8204 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
8205 (useless_type_conversion_p): ... this.
8206 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
8207 (useless_type_conversion_p): ... this.
8208 * builtins.c (fold_builtin_memory_op): Rename
8209 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
8210 * tree-cfg.c (verify_expr): Likewise.
8211 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
8212 * tree-ssa-ccp.c (ccp_fold): Likewise.
8213 * tree-ssa-copy.c (may_propagate_copy): Likewise.
8214 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
8215 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
8216 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
8217 * tree-ssa-pre.c (eliminate): Likewise.
8218 * tree-ssa.c (delete_tree_ssa): Likewise.
8219 (tree_ssa_useless_type_conversion): Likewise.
8220 * tree.c (build2_stat): Likewise.
8222 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
8224 Fix PR tree-optimization/32571
8225 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
8228 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
8230 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
8231 and other expected operations explicitly, change default to
8234 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8236 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
8238 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
8239 (tls_load_dot_plus_eight): Move the label number into the unspec.
8240 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
8242 2007-07-01 Andreas Schwab <schwab@suse.de>
8244 * dwarf2out.c (initial_return_save): Define only if used.
8246 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
8248 Unreverting Richard's Revert of:
8250 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8252 * dce.c (deletable_insn_p_1): New function, split out from...
8253 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
8254 specially, not those inside PARALLELs. Remove BODY argument
8255 and adjust recursive call accordingly.
8256 (prescan_insns_for_dce): Update call to delete_insn_p.
8258 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
8259 Revital Eres <eres@il.ibm.com>
8261 * ddg.c (create_ddg_all_sccs): Fix missed
8262 initialization of scc_nodes.
8264 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
8267 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
8268 X + ~X to 1 only for INTEGRAL_TYPE_P type.
8270 2007-06-30 Joseph Myers <joseph@codesourcery.com>
8272 * configure.ac: Check for .gnu_attribute on MIPS.
8273 * configure, config.in: Regenerate.
8274 * config/mips/mips.c (mips_file_start): If supported, output
8275 attribute for floating-point ABI.
8277 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
8280 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
8281 (ffs_cmove): New expander to expand using ctz pattern.
8282 (*ffs_cmove): Remove pattern.
8283 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
8284 (ffsdi2): Expand using ctz pattern.
8285 (*ffs_rex64): Remove pattern.
8287 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8289 PR rtl-optimization/32296
8290 * pa.md (return): Delete pattern.
8291 (return_internal): Remove "(const_int 1)" from pattern.
8292 (epilogue): Use return_internal pattern for trivial returns.
8293 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
8294 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
8296 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
8298 * tree-ssa-pre.c (is_exception_related): New function
8299 (can_value_number_operation): Use it.
8301 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
8303 Fix PR tree-optimization/32540
8304 Fix PR tree-optimization/31651
8306 * tree-ssa-sccvn.c: New file.
8308 * tree-ssa-sccvn.h: Ditto.
8310 * tree-vn.c: Include tree-ssa-sccvn.h
8311 (val_expr_paid_d): Removed.
8312 (value_table): Ditto.
8313 (vn_compute): Ditto.
8314 (val_expr_pair_hash): Ditto.
8315 (val_expr_pair_expr_eq): Ditto.
8316 (copy_vuses_from_stmt): Ditto.
8319 (shared_vuses_from_stmt): Ditto.
8320 (print_creation_to_file): Moved up.
8321 (sort_vuses): Ditto.
8322 (sort_vuses_heap): Ditto.
8323 (set_value_handle): Make non-static.
8324 (make_value_handle): Ditto.
8325 (vn_add): Rewritten to use sccvn lookups.
8326 (vn_add_with_vuses): Ditto.
8327 (vn_lookup): Ditto (and second argument removed).
8328 (vn_lookup_with_vuses): Ditto.
8329 (vn_lookup_or_add): Ditto (and second argument removed);
8330 (vn_lookup_or_add_with_vuses): Ditto.
8331 (vn_lookup_with_stmt): New.
8332 (vn_lookup_or_add_with_stmt): Ditto.
8333 (create_value_handle_for_expr): Ditto.
8335 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
8336 (seen_during_translate): New function.
8337 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
8338 (phi_trans_add): Ditto.
8339 (constant_expr_p): FIELD_DECL is always constant.
8340 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
8341 Use constant_expr_p.
8342 Avoid infinite recursion on mutually valued expressions.
8343 Change callers of vn_lookup_or_add.
8344 (phi_translate): New function.
8345 (compute_antic_safe): Allow phi nodes.
8346 (create_component_ref_by_pieces): Update for FIELD_DECL change.
8347 (find_or_generate_expression): Rewrite slightly.
8348 (create_expression_by_pieces): Updated for vn_lookup_or_add
8350 Update VN_INFO for new names.
8351 (insert_into_preds_of_block): Update for new names.
8352 (add_to_exp_gen): New function.
8353 (add_to_sets): Use vn_lookup_or_add_with_stmt.
8354 (find_existing_value_expr): Rewrite to changed vn_lookup.
8355 (create_value_expr_from): Ditto, and use add_to_exp_gen.
8356 (try_look_through_load): Removed.
8357 (try_combine_conversion): Ditto.
8358 (get_sccvn_value): New function.
8359 (make_values_for_phi): Ditto.
8360 (make_values_for_stmt): Ditto.
8361 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
8363 (init_pre): Update for SCCVN changes.
8365 (execute_pre): Ditto.
8367 * tree-flow.h (make_value_handle): Declare.
8368 (set_value_handle): Ditto.
8369 (sort_vuses_heap): Ditto.
8370 (vn_lookup_or_add_with_stmt): Ditto.
8371 (vn_lookup_with_stmt): Ditto.
8372 (vn_compute): Remove.
8375 (vn_lookup): Update arguments.
8377 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
8379 (tree-ssa-sccvn.o): New.
8380 (OBJS-common): Add tree-ssa-sccvn.o
8382 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8385 * c-typeck.c (build_external_ref): Don't mark as used if called
8387 * calls.c (rtx_for_function_call): Likewise.
8389 2007-06-30 Richard Sandiford <richard@codesourcery.com>
8393 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8395 * dce.c (deletable_insn_p_1): New function, split out from...
8396 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
8397 specially, not those inside PARALLELs. Remove BODY argument
8398 and adjust recursive call accordingly.
8399 (prescan_insns_for_dce): Update call to delete_insn_p.
8401 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
8403 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
8404 (try_combine): Move potential calls to undo_all() so they happen
8405 before we commit to using the combined insns.
8407 2006-06-30 Jan Hubicka <jh@suse.cz>
8409 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
8412 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
8414 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
8415 (cgraph_remove_unreachable_nodes): Likewise.
8416 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
8417 * ipa-inline.c (update_caller_keys): Cast according to the coding
8419 (cgraph_decide_recursive_inlining): Likewise.
8420 (cgraph_decide_inlining_of_small_function): Likewise.
8421 (try_inline): Likewise.
8422 (cgraph_decide_inlining_incrementally): Likewise.
8423 * ipa-pure-const.c (get_function_state): Likewise.
8424 (scan_function): Likewise.
8425 (analyze_function): Likewise.
8426 (static_execute): Likewise.
8427 * ipa-reference.c (scan_for_static_refs): Likewise.
8428 (merge_callee_local_info): Likewise.
8429 (analyze_function): Use type safe memory macros.
8430 (static_execute): Likewise. Cast according to the coding conventions.
8431 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
8433 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
8435 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
8436 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
8439 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
8442 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
8443 for complex modes (both int and real).
8445 2007-06-29 Jan Hubicka <jh@suse.cz>
8447 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
8449 2007-06-29 Jan Hubicka <jh@suse.cz>
8452 * cse.c (cse_insn): Avoid invalid sharing in between register note and
8455 2007-06-29 Anatoly Sokolov <aesok@post.ru>
8458 * config/avr/avr.c: Include dataflow header file.
8459 (expand_prologue): Adjust for prologue insn change.
8460 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
8463 2007-06-29 Richard Guenther <rguenther@suse.de>
8466 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
8467 during type verification.
8469 2007-06-29 Jan Hubicka <jh@suse.cz>
8471 * recog.c (validate_change_rtx_1): Unshare TO argument.
8473 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
8475 PR tree-optimization/24659
8476 * tree-vect-transform.c (vectorizable_call): Handle
8477 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
8479 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
8480 * config/i386/i386.c (enum ix86_builtins)
8481 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
8482 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
8484 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
8485 const using def_builtin_const.
8486 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
8487 input operands in the same modes as the result.
8488 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
8490 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
8492 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
8493 (df_set_dead_notes_for_mw): Likewise.
8495 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
8497 * c-common.c (pointer_int_sum): Do the negation in sizetype.
8499 2007-06-28 DJ Delorie <dj@redhat.com>
8501 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
8503 2007-06-28 Geoffrey Keating <geoffk@apple.com>
8505 * doc/invoke.texi (C++ Dialect Options): Document
8506 fvisibility-ms-compat.
8507 * c.opt (fvisibility-ms-compat): New.
8509 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8512 * tree-affine.c (aff_combination_add_elt): Handle
8513 pointer addition specially.
8515 2007-06-28 Jakub Jelinek <jakub@redhat.com>
8517 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
8518 decl is non-external for AIX ABI.
8520 2007-06-28 David Edelsohn <edelsohn@gnu.org>
8522 * config/rs6000/predicates.md (current_file_function_operand):
8523 Ensure the symbol is non-external for AIX ABI.
8525 2007-06-28 Nick Clifton <nickc@redhat.com>
8527 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
8528 (fdce, fdse, fpredictive-commoning): Likewise.
8530 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8533 * gcc.c (process_command): Recognize the new -static-libgfortran
8536 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
8539 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
8540 Use a call clobbered hard reg instead of a pseudo reg.
8542 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
8544 * config/sh/sh.md (load_gbr): Use correct operand constraint.
8546 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
8549 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
8550 REG_LIBCALL and REG_RETVAL notes.
8551 (divsi3, mulsi3): Likewise.
8552 (mulhisi3): Likewise. Use emit_libcall_block.
8553 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
8555 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
8557 PR rtl-optimization/32481
8558 * combine.c (adjust_for_new_dest): Rescan the changed insn.
8560 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8562 * dce.c (deletable_insn_p_1): New function, split out from...
8563 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
8564 specially, not those inside PARALLELs. Remove BODY argument
8565 and adjust recursive call accordingly.
8566 (prescan_insns_for_dce): Update call to delete_insn_p.
8568 2007-06-27 Richard Guenther <rguenther@suse.de>
8571 * tree.h (fold_convertible_p): Declare.
8572 * fold-const.c (fold_convertible_p): New function.
8573 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
8574 instead of lang_hooks.types_compatible_p.
8576 2007-06-26 Jan Hubicka <jh@suse.cz>
8578 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
8579 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
8580 early use validate_unshare_change.
8581 (reload_combine): Likewise.
8582 * recog.c (change_t): New field unshare.
8583 (validate_change_1): Rename from validate_change; add argument unshare.
8584 (validate_change): Turn into wrapper of validate_change_1; update
8585 prototype for bools.
8586 (validate_unshare_change): New.
8587 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
8588 calls of df_insn_rescan.
8589 * recog.h (validate_change): Replace ints by bools.
8590 (validate_unshare_change): Declare.
8592 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
8594 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
8596 2007-06-26 Steve Ellcey <sje@cup.hp.com>
8598 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
8600 2007-06-25 Jan Hubicka <jh@suse.cz>
8602 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
8604 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
8605 cgraph_decide_inlining_incrementally): Move uninlinability checks to
8606 places other call site specific checks are performed.
8608 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8611 * tree-vect-transform.c (vectorizable_operation): Convert
8612 POINTER_PLUS_EXPR over to PLUS_EXPR.
8614 2007-06-25 Chao-ying Fu <fu@mips.com>
8616 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
8617 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
8618 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
8619 Document GET_MODE_IBIT, and GET_MODE_FBIT.
8621 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
8622 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8623 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
8624 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
8625 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
8626 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
8627 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
8628 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
8629 ALL_FIXED_POINT_MODE_P): New define.
8630 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8632 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
8634 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
8635 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8636 MODE_VECTOR_UACCUM): New mode classes.
8638 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
8639 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
8640 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
8643 * genmodes.c (struct mode_data): Add ibit and fbit fields.
8644 (blank_mode): Initialize ibit and fbit.
8645 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
8646 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8648 (new_adjust): Change required_class to required_class_from and
8649 required_class_to for testing within a range.
8650 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8651 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8653 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
8654 (make_fixed_point_mode): New.
8655 (_ADD_ADJUST): Change C to C1 and C2.
8656 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
8657 use a range for machine classes.
8658 (ADJUST_IBIT, ADJUST_FBIT): New.
8659 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
8661 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
8662 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8663 Emit adjustment for ibit and fbit.
8664 (emit_mode_ibit, emit_mode_fbit): New.
8665 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
8667 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
8669 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
8670 as the source of the set.
8672 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
8674 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
8675 FP_REGNO_P): Use IN_RANGE.
8676 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
8677 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
8678 (DATA_REG_P): Use DATA_REGNO_P.
8679 (FP_REG_P): Use FP_REGNO_P.
8680 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
8681 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
8682 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
8684 2007-06-24 Jan Hubicka <jh@suse.cz>
8687 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
8689 2007-06-24 Sebastian Pop <sebpop@gmail.com>
8692 * fold-const.c (fold_binary): Strip nops of operand 0
8693 of BIT_NOT_EXPR before calling operand_equal_p.
8694 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
8695 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
8697 2007-06-23 Mark Mitchell <mark@codesourcery.com>
8699 * doc/extend.texi: Document that dllimport and dllexport imply
8701 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
8702 imported or exported declaration, including type declarations.
8703 * c-common.c (handle_visibility_attribute): Check for conflicts
8704 with dllimport/dllexport.
8705 (c_determine_visibility): Handle dllimport/dllexport as an
8706 explicit visibility atttribute.
8708 2007-06-23 Richard Guenther <rguenther@suse.de>
8710 PR tree-optimization/16876
8712 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
8714 * tree-inline.c (initialize_inlined_parameters): Do not call
8715 lang_hooks.tree_inlining.convert_parm_for_inlining.
8716 * cgraphbuild.c (initialize_inline_failed): Set inline failed
8717 reason for mismatched types.
8718 * gimplify.c (gimplify_call_expr): Verify the call expression
8719 arguments match the called function type signature. Otherwise
8720 mark the call expression to be not considered for inlining
8721 using CALL_CANNOT_INLINE_P flag.
8722 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
8723 edges call expression.
8724 (cgraph_decide_inlining_of_small_function): Likewise.
8725 (cgraph_decide_inlining): Likewise.
8726 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
8728 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
8729 * c-typeck.c (c_convert_parm_for_inlining): Remove.
8730 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
8732 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
8733 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
8735 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
8736 convert_parm_for_inlining member.
8738 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
8741 * arm.md (negscc): Match the correct operand for optimized LT0 test.
8742 Remove optimization for GT.
8744 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
8747 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
8749 (prescan_insns_for_dce): Add extra parameter.
8751 2007-06-23 Jan Hubicka <jh@suse.cz>
8754 * gimplify.c (mark_addressable): New function.
8755 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
8757 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
8760 * expr.c (store_constructor): Do not clobber non-zeroed memory.
8762 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
8765 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
8766 moves between MMX/SSE registers to at least 8 units to prevent
8767 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
8769 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
8771 * config/i386/i386.c (override_options): Correct x86_sahf
8774 2007-06-21 David Daney <ddaney@avtrex.com>
8777 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
8778 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
8779 (exception_receiver): Renamed to ...
8780 (nonlocal_goto_receiver): ... this.
8782 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
8784 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
8785 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
8786 partial register accesses.
8788 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
8790 * fold-const.c (debug_fold_checksum): Move it under
8791 ENABLE_FOLD_CHECKING.
8793 2007-06-21 Sebastian Pop <sebpop@gmail.com>
8796 * tree.h (debug_fold_checksum): Declared.
8797 * fold-const.c (build_fold_addr_expr_with_type_1): New.
8798 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
8799 build_fold_addr_expr_with_type_1.
8800 (fold_addr_expr, debug_fold_checksum): New.
8801 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
8802 (fold_unary, fold_comparison, split_address_to_core_and_offset):
8805 2007-06-21 Sebastian Pop <sebpop@gmail.com>
8807 PR tree-optimization/19590
8808 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
8809 of scev is a constant.
8810 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
8812 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
8814 * df-problems.c (df_note_bb_compute): Made computation of live
8815 info consistent with df_lr.
8817 2007-06-21 Richard Guenther <rguenther@suse.de>
8819 PR tree-optimization/32453
8820 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
8821 for pointer anti-range.
8823 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
8825 * config/i386/i386.c (processor_target_table): Increase maximum
8826 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
8829 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
8830 byte alignment if > 8 byte alignment is preferred.
8831 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
8833 2007-06-21 Jakub Jelinek <jakub@redhat.com>
8835 PR tree-optimization/31866
8836 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
8837 if ASM_EXPR's input is not a SSA_NAME.
8840 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
8841 but decl is a global var, instead return decl.
8842 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
8843 even for is_global_var decls, if they are private in some outer
8846 2007-06-21 Richard Guenther <rguenther@suse.de>
8848 PR tree-optimization/32451
8849 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
8851 2007-06-21 Christian Bruel <christian.bruel@st.com>
8853 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
8854 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
8855 (push_regs): Changed saving order or banked registers.
8856 (sh_expand_epilogue): Likewise.
8857 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
8858 (FIRST_BANKED_REG): Likewise.
8859 (LAST_BANKED_REG): Likewise.
8860 * config/sh/sh.md (banked) New attribute.
8861 (in_delay_slot): Check banked attribute.
8863 2007-06-20 Sebastian Pop <sebpop@gmail.com>
8865 PR tree-optimization/32075
8866 * tree-data-ref.c (subscript_dependence_tester_1,
8867 analyze_miv_subscript, analyze_overlapping_iterations,
8868 add_distance_for_zero_overlaps, build_classic_dist_vector,
8869 subscript_dependence_tester_1, analyze_overlapping_iterations,
8870 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
8871 compute_affine_dependence, compute_all_dependences): Pass loop_nest
8872 to evolution_function_is_affine_multivariate_p.
8874 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8876 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
8878 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
8881 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
8883 * config/m32c/prologue.md (epilogue_exitd_16): New.
8884 (epilogue_reit_16): New.
8885 (epilogue_exitd): Rename to epilogue_exitd_24.
8886 (epilogue_reit): Rename to epilogue_reit_24.
8888 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
8889 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8891 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
8893 * haifa-sched.c (queue_to_ready): Don't requeue next insn
8894 if dbg_cnt (sched_insn) reaches the limit.
8895 (choose_ready): New parameter INSN_PTR and new return value.
8896 (schedule_block): Handle dbg_cnt (sched_insn). Handle
8897 the new return value from choose_ready.
8898 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
8899 (rest_of_handle_global_alloc): New global_alloc_at_func.
8901 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
8903 PR tree-optimization/25737
8904 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
8905 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
8906 * tree-flow.h (struct fieldoff): Add new field alias_set.
8907 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
8908 argument addressable_type. Set alias_set of fieldoff.
8909 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
8910 (create_overlap_variables_for): Pass alias_set from fieldoff to
8912 * alias.c (get_alias_set): Use alias_set from SFT if set.
8914 2007-06-20 Hui-May Chang <hm.chang@apple.com>
8916 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
8917 of a variable as an unsigned HOST_WIDE_INT integer.
8919 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
8921 PR rtl-optimization/32405
8922 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
8924 2007-06-20 Jakub Jelinek <jakub@redhat.com>
8926 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
8929 * builtins.c: Include diagnostic.h.
8930 (expand_builtin_expect): Make gcc_assert more permissive.
8931 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
8934 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
8938 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
8939 if ACCUMULATE_OUTGOING_ARGS.
8941 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
8943 * config/m68hc11/m68hc11.c: Include dataflow header file.
8944 (m68hc11_reorg): Port to dataflow.
8946 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8948 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
8949 (struct df_problem.free_blocks_on_set_blocks): New field.
8950 (struct dataflow.optional_p): New field.
8951 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
8952 (df_live_set_all_dirty): New function.
8953 * df-scan.c (df_scan_alloc): Initialize optional_p.
8954 (problem_SCAN): Initialize free_blocks_on_set_blocks.
8955 * df-core.c (df_set_blocks): Removed use of
8956 DF_FIRST_OPTIONAL_PROBLEM. Now uses
8957 df_problem.free_blocks_on_set_blocks to determine which blocks are
8959 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
8960 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
8961 uses dataflow.optional_p to determine if problem should be
8963 (rest_of_handle_df_initialize): Only start live problem if
8965 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
8966 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
8967 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
8968 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
8969 problem_NOTE): Initialize free_blocks_on_set_blocks.
8970 (df_lr_bb_local_compute): Recompute luids if df_live problem is
8972 (df_live_set_all_dirty, df_note_alloc): New function.
8973 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
8975 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
8976 * postreload.c (reload_combine): Ditto.
8977 * cse.c (cse_extended_basic_block): Ditto.
8978 * regmove.c (mark_flags_life_zones): Ditto.
8979 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
8980 erase_matching_seqs): Ditto.
8981 * bt-load.c (compute_defs_uses_and_gen): Ditto.
8982 * integrate (allocate_initial_values): Ditto.
8983 * combine.c (reg_dead_at_p): Ditto.
8984 * resource.c (mark_target_live_regs): Ditto.
8985 * sched-rgn.c (check_live_1, update_live_1): Ditto.
8986 * config/sh/sh.c (find_r0_life_regions): Ditto.
8987 * global.c (rest_of_handle_global_alloc): Only add back df_live
8989 * local-alloc.c (rest_of_handle_local_alloc): Only remove
8991 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
8993 (if_convert): Make sure df_live is there at -O == 1.
8994 (pass_if_after_combine): Cleanup flags.
8995 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
8996 is there at -O == 1.
8998 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
9000 * config/arm/arm.c (arm_get_frame_offsets): Set
9001 offsets->locals_base to avoid negative stack size.
9002 (thumb1_expand_prologue): Assert on negative stack size.
9004 2007-06-19 Sebastian Pop <sebpop@gmail.com>
9006 PR tree-optimization/32367
9007 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
9008 of the chrec has no evolution in that loop.
9009 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
9011 2007-06-19 Bob Wilson <bob.wilson@acm.org>
9013 * config/xtensa/xtensa.c: Include "df.h".
9014 (xtensa_builtin_saveregs): Use adjust_address instead of
9016 (xtensa_va_start): Invoke make_tree with sizetype for
9017 expand_builtin_saveregs and then convert the result to a pointer.
9018 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
9019 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
9020 Subtract argument size from index value as integers and then use
9021 POINTER_PLUS_EXPR to add the result to the array address.
9023 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9026 * config/m32c/m32c.c: Include dataflow header file.
9027 (m32c_emit_prologue): Adjust for prologue insn change.
9028 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
9029 once inside a PARALLEL. Assume frame size passed in operand 0
9030 includes space to save the fb register.
9031 (prologue_enter_24): Likewise.
9032 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
9034 2007-06-19 David Daney <ddaney@avtrex.com
9037 * config/mips/mips.md (cprestore): Mark $gp as used.
9039 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9042 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
9043 (frv_ifcvt_modify_insn): Likewise.
9045 2007-06-19 Richard Guenther <rguenther@suse.de>
9047 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
9048 only handle positive offsets that fit in a HOST_WIDE_INT.
9050 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
9052 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
9053 result of rsqrt insn for zero input argument to avoid NaN.
9055 2007-06-19 Richard Guenther <rguenther@suse.de>
9058 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
9060 2007-06-19 Jakub Jelinek <jakub@redhat.com>
9062 PR tree-optimization/32353
9063 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
9065 2007-06-19 Nick Clifton <nickc@redhat.com>
9067 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
9069 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
9072 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
9073 * config/i386/i386.c (assign_386_stack_local): Assert that
9074 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
9075 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
9076 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
9077 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
9079 2007-06-18 Steve Ellcey <sje@cup.hp.com>
9081 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
9083 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
9085 PR rtl-optimization/32321
9086 * gcse.c (replace_store_insn): Update the note before
9087 calling emit_insn_after.
9089 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9092 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
9094 * df-problems.c (df_note_bb_compute): Fix dumping info.
9096 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
9098 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
9099 insn with emit_jump_insn.
9101 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
9103 PR tree-optimization/32383
9104 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
9105 * targhooks.h (default_builtin_reciprocal): Update prototype.
9106 * target.h (struct gcc_target): Update builtin_reciprocal.
9107 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
9108 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
9109 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
9110 when fndecl is in BUILT_IN_MD class.
9111 (execute_convert_to_rsqrt): Ditto.
9113 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
9114 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
9115 Convert BUILT_IN_SQRTF code only when md_fn is false.
9117 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
9119 * bt-load.c (move_btr_def): Fix the order of arguments
9120 to validate_replace_rtx.
9122 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
9124 * config/m68k/m68k-devices.def: Add 54450..54455.
9126 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
9128 PR rtl-optimization/32366
9129 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
9130 FLOAT_EXTEND]: Prevent non-scalar modes from entering
9133 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
9136 * modulo-sched (generate_reg_moves): Added rescan parameter and if
9137 this is true, rescan insn being modified.
9138 (sms_schedule): Added rescan parameter.
9139 (rest_of_handle_sms): Moved freeing of dominance info to before
9140 getting out of cfg_layout.
9142 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
9144 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
9145 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
9148 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
9149 FL_CF_EMAC from the entry for isac.
9151 * config/m68k/predicates.md (const_call_operand): Adjust comment.
9152 (const_sibcall_operand): New.
9153 (sibcall_operand): Use it.
9154 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
9155 (m68k_isas): ISAC does not imply FPU or EMAC.
9156 (override_options): Add ISA_C logic for symbolic jump & call.
9158 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
9160 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
9161 return mode from the builtin itself.
9162 (sparc_fold_builtin): Fix cast of zero constant.
9164 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
9166 * targhooks.c (default_builtin_reciprocal): New default target hook.
9167 * targhooks.h (default_builtin_reciprocal): Add prototype.
9168 * hooks.c (hook_tree_tree_bool_null): Remove hook.
9169 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
9170 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
9171 default_builtin_reciprocal.
9173 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
9176 * hooks.c (hook_tree_tree_bool_null): New hook.
9177 * hooks.h (hook_tree_tree_bool_null): Add prototype.
9178 * tree-pass.h (pass_convert_to_rsqrt): Declare.
9179 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
9180 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
9181 and convert it to reciprocal a*rfunc(b).
9182 (execute_convert_to_rsqrt): New function.
9183 (gate_convert_to_rsqrt): New function.
9184 (pass_convert_to_rsqrt): New pass definition.
9185 * target.h (struct gcc_target): Add builtin_reciprocal.
9186 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
9187 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
9188 TARGET_BUILTIN_RECIPROCAL.
9189 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
9191 * config/i386/i386.h (TARGET_RECIP): New define.
9192 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
9193 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9194 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9195 and not optimizing for size.
9196 (*rcpsf2_sse): New insn pattern.
9197 (*rsqrtsf2_sse): Ditto.
9198 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
9199 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9200 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9201 and not optimizing for size.
9202 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
9203 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9204 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9205 and not optimizing for size.
9206 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
9207 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9208 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9209 and not optimizing for size.
9210 (*sse_rsqrtv4sf2): Do not export.
9212 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
9213 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9214 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9215 and not optimizing for size.
9217 * config/i386/i386.opt (mrecip): New option.
9218 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
9219 (ix86_emit_swsqrtsf): Ditto.
9220 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
9221 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
9223 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
9224 ix86_expand_unop1_builtin.
9225 (ix86_emit_swdivsf): New function.
9226 (ix86_emit_swsqrtsf): Ditto.
9227 (ix86_builtin_reciprocal): New function.
9228 (TARGET_BUILTIN_RECIPROCAL): Use it.
9229 (ix86_vectorize_builtin_conversion): Rename from
9230 ix86_builtin_conversion.
9231 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
9232 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
9233 "i386 and x86_64 Options" section.
9234 (Intel 386 and AMD x86_64 Options): Document -mrecip.
9236 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9237 Zdenek Dvorak <dvorakz@suse.cz>
9238 Richard Guenther <rguenther@suse.de>
9239 Kaz Kojima <kkojima@gcc.gnu.org>
9241 * tree-vrp.c (compare_values_warnv): Convert val2 to
9243 (extract_range_from_assert): Create
9244 POINTER_PLUS_EXPR for pointer types.
9245 (extract_range_from_binary_expr): Handle
9246 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
9248 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
9249 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
9250 POINTER_PLUS_EXPR as PLUS_EXPR.
9251 (number_of_iterations_lt_to_ne):
9252 For pointer types, use sizetype when
9253 creating MINUS_EXPR/PLUS_EXPRs.
9254 (assert_loop_rolls_lt): For pointer types, use sizetype when
9255 creating MINUS_EXPR/PLUS_EXPRs.
9256 (number_of_iterations_le): Likewise.
9257 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
9258 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
9259 like PLUS_EXPR and MINUS_EXPR.
9260 * tree-pretty-print.c (dump_generic_node): Handle
9262 (op_prio): Likewise.
9263 (op_symbol_1): Likewise.
9264 * optabs.c (optab_for_tree_code): Likewise.
9265 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
9267 * tree-tailcall.c (process_assignment): Mention
9268 POINTER_PLUS_EXPR in a TODO comment.
9269 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
9270 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
9271 not used with a pointer and an integer type.
9272 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
9273 increment using chrec_convert_rhs instead of chrec_convert.
9274 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
9275 PLUS_EXPR except for the right hand side's type will be
9277 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
9278 (fold_used_pointer_cast): Kill.
9279 (pointer_offset_p): Kill.
9280 (fold_used_pointer): Kill.
9281 (pointer_used_p): Kill.
9282 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
9283 call fold_used_pointer.
9284 (instantiate_parameters_1): Convert the increment
9285 using chrec_convert_rhs instead of chrec_convert.
9286 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
9287 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
9288 instead of PLUS_EXPR.
9289 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
9290 PLUS_EXPR for pointers.
9291 (std_gimplify_va_arg_expr): Likewise.
9292 (fold_builtin_memory_op): Likewise.
9293 (fold_builtin_strstr): Likewise.
9294 (fold_builtin_strchr): Likewise.
9295 (fold_builtin_strrchr): Likewise.
9296 (fold_builtin_strpbrk): Likewise.
9297 (expand_builtin_memory_chk): Likewise.
9298 (fold_builtin_memory_chk): Likewise.
9299 (std_expand_builtin_va_start): Use
9300 sizetype for the call to make_tree and then convert
9301 to the pointer type.
9302 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
9303 instead of PLUS_EXPR for adding to a pointer.
9304 (std_gimplify_va_arg_expr): Use fold_build2 for
9305 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
9306 the operands to sizetype first and then cast the BIT_AND_EXPR
9307 back to the pointer type.
9308 * fold-const.c (build_range_check): Handle pointer types
9310 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
9311 of PLUS_EXPR's. Make sure the offset is converted to
9313 (try_move_mult_to_index): Strip the NOPs from the offset.
9314 Remove code argument and replace all uses with PLUS_EXPR.
9315 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
9316 specially. Don't use a pointer type for MINUS_EXPR.
9317 (fold_unary): Handle for (T1)(X op Y),
9318 only p+ as that is the only as that can be handled for
9319 binary operators now.
9320 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
9322 <case PLUS_EXPR>: Add folding of PTR+INT into
9324 Don't call try_move_mult_to_index.
9325 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
9326 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
9327 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
9328 Don't call try_move_mult_to_index.
9329 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
9330 (tree_expr_nonzero_p): Likewise.
9331 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
9332 of PLUS_EXPR for the complex expression folding.
9333 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
9334 first chrec is a pointer type, then the second should
9335 be sizetype and not the first's type.
9336 For POINTER_PLUS_EXPR, use a different right hand side type.
9337 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9338 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
9339 different right hand side type.
9340 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9341 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
9342 instead of PLUS_EXPR.
9343 When either operand is zero, convert the other operand.
9344 (chrec_apply): Use chrec_convert_rhs
9345 on the argument x instead of chrec_convert.
9346 (reset_evolution_in_loop): For pointer types, the new_evol
9348 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
9349 different right hand side type.
9350 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9351 (chrec_convert_rhs): New function.
9352 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
9353 different right hand side type.
9354 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9355 * tree-chrec.h (chrec_convert_rhs): New prototype.
9356 (build_polynomial_chrec): For pointer types, the right hand
9357 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
9358 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
9359 Remove subtraction case as it is always addition now.
9360 Make sure the offset is converted to sizetype.
9361 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
9362 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
9363 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
9364 PLUS_EXPR in pointer type.
9365 Handle POINTER_PLUS_EXPR.
9366 (tree_to_aff_combination): Likewise.
9367 (force_expr_to_var_cost): Likewise.
9368 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
9369 instead of PLUS_EXPR for pointers.
9370 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
9371 instead of PLUS_EXPR of pointer types.
9372 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
9374 (check_va_list_escapes): Likewise.
9375 (check_all_va_list_escapes): Likewise.
9376 * dwarf2out.c (loc_descriptor_from_tree_1):
9377 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
9378 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
9379 (string_constant): Likewise.
9380 * tree-ssa-address.c (tree_mem_ref_addr): When adding
9381 the offset to the base, use POINTER_PLUS_EXPR.
9382 (add_to_parts): Convert the index to sizetype.
9383 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
9384 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
9385 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
9386 Offset only holds something for PLUS_EXPR.
9387 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
9389 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
9391 (analyze_accesses_for_modify_stmt): Likewise.
9392 Remove comment about the type being integral type as it is
9394 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
9396 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
9398 Correct the type which the artimentic is done in (is now
9401 * tree-data-ref.c (split_constant_offset): Handle
9403 * tree-affine.c (tree_to_aff_combination): Likewise.
9404 * c-typeck.c (build_unary_op): For pointers create the increment
9405 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
9407 * gimplify.c (gimplify_self_mod_expr): Create a
9408 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9409 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
9410 * tree.def (POINTER_PLUS_EXPR): New tree code.
9411 * tree-predcom.c (ref_at_iteration): If we have a pointer
9412 type do the multiplication in sizetype.
9413 * tree-mudflap.c (mf_xform_derefs_1): Create a
9414 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9415 * tree-ssa-forwprop.c
9416 (forward_propagate_addr_into_variable_array_index):
9417 Don't expect there to be a cast for the index as that
9418 does not exist anymore.
9419 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
9420 instead of PLUS_EXPR.
9421 Don't check for the first operand of the POINTER_PLUS_EXPR
9422 was the index as it cannot be.
9423 Call forward_propagate_addr_into_variable_array_index with
9424 the SSA_NAME instead of the statement.
9425 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
9426 (compare_constant): Likewise.
9427 (copy_constant): Likewise.
9428 (compute_reloc_for_constant): Likewise.
9429 (output_addressed_constants): Likewise.
9430 (initializer_constant_valid_p): Likewise.
9431 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
9432 Convert the MIN/MAX of the inner type to the outer
9433 type before comparing them.
9434 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
9435 POINTER_PLUS_EXPR instead of PLUS_EXPR.
9436 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
9437 of PLUS_EXPR for pointers.
9438 * tree-inline.c (estimate_num_insns_1): Handle
9440 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
9441 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9442 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
9443 instead of PLUS_EXPR for the pointer increment statement.
9444 (vect_update_ivs_after_vectorizer): For pointer types, create
9445 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
9446 MULT_EXPR in sizetype.
9447 (vect_gen_niters_for_prolog_loop): Add a cast when creating
9449 * tree-object-size.c (plus_expr_object_size): Handle
9450 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
9451 code which is trying to figure out which side is a pointer and
9453 (check_for_plus_in_loops_1): Likewise.
9454 (check_for_plus_in_loops): Likewise.
9455 * c-common.c (pointer_int_sum): Create a
9456 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9457 * tree-ssa-structalias.c (handle_ptr_arith): Handle
9458 only POINTER_PLUS_EXPR. Removing all the extra
9459 code which is trying to figure out which side is a pointer and
9461 * tree-cfg.c (verify_expr): Add extra checking for pointers and
9462 PLUS_EXPR and MINUS_EXPR.
9463 Also add checking to make sure the operands of POINTER_PLUS_EXPR
9465 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
9466 with make_tree, instead of a pointer type.
9467 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
9468 for pointers instead of PLUS_EXPR.
9469 (s390_gimplify_va_arg): Likewise.
9470 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
9471 instead of PLUS_EXPR when doing addition on pointer
9472 types. Use sizetype for the second operand.
9473 (spu_gimplify_va_arg_expr): Likewise.
9474 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
9475 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
9476 a pointer. Don't create a BIT_AND_EXPR for pointer types.
9477 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
9478 for the pointer addition and also use size_int/sizetype
9480 (ix86_gimplify_va_arg): Likewise.
9481 Perform BIT_AND_EXPR on sizetype arguments.
9482 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
9483 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
9484 for the pointer additions and also use size_int for the offsets.
9485 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
9486 additions and also use size_int for the offsets. Perform
9487 BIT_AND_EXPR on sizetype arguments.
9488 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
9489 POINTER_PLUS_EXPR for pointers and create the
9490 BIT_AND_EXPR in sizetype.
9491 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
9492 instead of PLUS_EXPR for pointer addition.
9493 (rs6000_va_start): Likewise.
9494 Also use sizetype for the offset.
9495 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
9496 as PLUS_EXPR/MINUS_EXPR.
9497 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
9498 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
9499 Don't use BIT_AND_EXPR on a pointer type, convert the
9500 expression to sizetype first.
9501 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
9503 (mips_gimplify_va_arg_expr): Likewise.
9504 Don't create BIT_AND_EXPR in a pointer type.
9506 2007-06-15 Eric Christopher <echristo@apple.com>
9508 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
9509 (x86_64-*-darwin*): Ditto.
9510 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
9513 2007-06-15 Matthew Wilcox <matthew@wil.cx>
9515 * doc/extend.texi: Document behavior of __attribute__((aligned))
9518 2007-06-15 Mark Mitchell <mark@codesourcery.com>
9520 * rtlanal.c (note_stores): Improve documentation.
9522 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
9524 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
9525 LOCAL_LABEL_PREFIX): Delete.
9526 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
9527 (bfin_internal_label): Delete.
9529 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
9531 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
9532 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
9533 otherwise define to LIBGCC2_TF_CEXT.
9534 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
9535 (LIBGCC_TF_CEXT): Ditto.
9538 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
9540 PR rtl-optimization/32339
9541 * df-scan.c (df_uses_record): Don't modify flags but just add to
9542 it for df_ref_record.
9544 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
9546 * tree-mudflap.c: Fix whitespace issues.
9548 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
9550 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
9552 2007-06-14 Eric Christopher <echristo@apple.com>
9554 * config/i386/sse.md (movdi_to_sse): Rewrite body.
9555 (movv4sf): Use gcc_unreachable instead of abort.
9557 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
9560 * config/i386/sfp-machine.h (CMPtype): New define.
9561 (mach stubs): Use CMPtype instead of int as a return type.
9563 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
9565 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
9566 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
9567 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
9568 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
9569 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
9570 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
9571 config/soft-fp/soft-fp.h: Update from glibc CVS.
9573 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
9575 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
9577 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
9580 * config/v850/v850.c: Include dataflow header file.
9581 (substitute_ep_register): Fix typo.
9583 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
9585 * configure.ac: Fix earlier checkin.
9586 * configure: Regenerated.
9588 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
9590 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
9591 * aclocal.m4: Regenerate.
9592 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
9593 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
9594 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
9595 * configure: Regenerate.
9596 * Makefile.in (LOOSE_WARN): Subst loose_warn.
9598 * Makefile.in (quickstrap): Build libgcc too.
9600 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
9602 * configure.ac: Add --enable-checking=df. Explicitly mention that
9603 the variables are initialized as for "release".
9604 * df-core.c: Use it.
9605 * configure: Regenerate.
9606 * config.in: Regenerate.
9608 2007-06-14 Bob Wilson <bob.wilson@acm.org>
9610 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
9611 validate_replace_rtx instead of replace_rtx.
9612 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
9614 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
9616 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
9617 (DWARF2_UNWIND_INFO): Override default if configured with
9619 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
9620 (ENDFILE_SPEC): Add crtend.o.
9621 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
9622 (ENDFILE_SPEC): Add crtend.o.
9623 (TARGET_USE_JCR_SECTION): Define.
9624 (MD_UNWIND_SUPPORT): Define for 32-bit target.
9626 * config/i386/cygming-crtbegin.c: New file.
9627 * config/i386/cygming-crtend.c: New file.
9629 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
9631 * config/i386/w32-unwind.h: New file.
9633 2007-06-13 Eric Christopher <echristo@apple.com>
9635 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
9636 the user set a value below STACK_BOUNDARY.
9638 2007-06-13 Thiemo Seufer <ths@networkno.de>
9640 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
9641 imply -lpthread for -pthread.
9643 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
9645 * basic-block.h: Remove the prototype for
9646 free_basic_block_vars.
9647 * cfglayout.h: Remove the prototype for
9648 insn_locators_initialize.
9649 * tree.h: Remove the prototype for emit_line_note.
9651 * tree-ssa-pre.c (mergephitemp): Remove.
9652 (init_pre): Don't use mergephitemp.
9654 2007-06-13 Eric Christopher <echristo@apple.com>
9656 * config/i386/i386.c (override_options): If we've specified
9657 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
9659 2007-06-13 Bob Wilson <bob.wilson@acm.org>
9661 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
9664 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
9666 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
9667 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
9668 (eh_store_handler): New pattern.
9669 (eh_return): Emit it instead of a plain move.
9671 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
9673 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
9674 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
9675 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
9678 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
9680 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
9681 (find_next_insn_start, find_load): New functions.
9682 (bfin_reorg): Use them to deal with the fact that parallel insns are
9683 no longer represented as a SEQUENCE.
9685 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9687 * config/sparc/sparc.c (sparc_override_options): Initialize
9690 2007-06-13 Dave Korn <dave.korn@artimi.com>
9692 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
9695 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
9697 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
9698 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
9699 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
9700 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
9701 tree-vect-transform.c: Fix comment typos. Follow spelling
9704 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
9706 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
9707 to the exit block use set.
9708 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
9709 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
9710 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
9712 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
9714 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
9715 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
9716 to indicate an error.
9717 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
9719 (dbg_cnt_process_opt): Print an error on a bad argument.
9720 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
9721 * common.opt (-fdbg-cnt-list): New.
9722 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
9724 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
9726 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
9727 flag on ref-all pointers.
9729 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9732 * expr.c (expand_expr_addr_expr_1): Call expand_expr
9733 for the offset with the modifier as EXPAND_INITIALIZER
9734 if the modifier is EXPAND_INITIALIZER.
9735 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
9736 a register if we had an overflow.
9738 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9740 * real.c (real_isfinite): New.
9741 (real_sqrt): Use it.
9742 * real.h (real_isfinite): New.
9743 * builtins.c: Use it.
9745 2007-06-12 Ian Lance Taylor <iant@google.com>
9746 Daniel Berlin <dberlin@dberlin.org>
9749 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
9750 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
9751 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
9752 (DECL_NO_TBAA_P): Define.
9753 (struct tree_decl_common): Add no_tbaa_flag field.
9754 * tree-ssa-structalias.c (struct variable_info): Add
9755 no_tbaa_pruning field.
9756 (new_var_info): Initialize no_tbaa_pruning field.
9757 (unify_nodes): Copy no_tbaa_pruning field.
9758 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
9759 (dump_solution_for_var): Print no_tbaa_pruning flag.
9760 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
9762 (compute_tbaa_pruning): New static function.
9763 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
9764 Call compute_tbaa_pruning.
9765 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
9766 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
9767 * gimple-low.c (lower_stmt): Likewise.
9768 * tree-gimple.c (is_gimple_stmt): Likewise.
9769 * tree-ssa-operands.c (get_expr_operands): Likewise.
9770 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
9771 * tree-inline.c (estimate_num_insns_1): Likewise.
9772 (copy_result_decl_to_var): Likewise.
9773 * expr.c (expand_expr_real_1): Likewise.
9774 * tree-pretty-print.c (dump_generic_node): Likewise.
9775 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
9776 * omp-low.c (omp_copy_decl_2): Likewise.
9777 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
9778 * doc/c-tree.texi (Expression trees): Document
9779 CHANGE_DYNAMIC_TYPE_EXPR.
9781 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9783 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
9784 with !HONOR_NANS and !HONOR_INFINITIES.
9785 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
9787 2007-06-12 Tristan Gingold <gingold@adacore.com>
9789 * gcov.c: Comments updated.
9790 (source_info): Add file_time field.
9791 (source_index): New variable.
9792 (mutiple_files): New variable.
9793 (generate_results): New function extracted from process_file.
9794 (process_file): Save and restore chain of functions, generate
9795 results and free structures only if not merging results.
9796 (release_structures): File names are now freed in create_file_names
9797 (create_file_names): Free previous file names.
9798 (find_source): File date is now read here and modifications in
9799 source files is checked here.
9800 (read_graph_file): Only reverse order of functions for the current
9802 (make_gcov_file_name): Do not generate long names if input_name is
9804 (output_lines): If merging results do not display graph, data and
9806 Checking source file modification is done in find_source.
9808 * doc/gcov.texi: Append an s to sourcefile.
9810 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
9812 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
9813 (forced_nop): New pattern.
9814 * config/bfin/bfin.c: Include "df.h".
9815 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
9816 (bfin_discover_loop): Use df_get_live_in instead of
9817 global_live_at_start.
9818 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
9819 df_analyze when done.
9820 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
9821 the insns. Use QImode for the final insn in a bundle. Call
9822 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
9824 (reorder_var_tracking_notes): New function.
9825 (bfin_reorg): Pass no argument to split_all_insns. Don't call
9826 update_life_info. Call df_analyze after scheduling and bundle
9827 generation. Call reorder_var_tracking_notes if generating these
9828 notes. Call df_finish_pass at the end.
9830 2007-06-12 Dirk Mueller <dmueller@suse.de>
9832 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
9833 a comparison, not an assignment.
9835 2007-06-12 Olivier Hainque <hainque@adacore.com>
9837 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
9838 Request walking the subtrees only, leaving the current is_lhs/val_only
9840 (convert_non_local_reference): Likewise.
9842 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
9844 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
9846 2007-06-12 Richard Guenther <rguenther@suse.de>
9848 PR tree-optimization/15353
9849 PR tree-optimization/31657
9850 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
9851 * timevar.def: Add TV_TREE_IFCOMBINE.
9852 * tree-pass.h (pass_tree_ifcombine): Declare.
9853 * tree-ssa-ifcombine.c: New file.
9854 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
9855 * tree-flow.h (blocks_in_phiopt_order): Declare.
9856 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
9857 (tree-ssa-ifcombine.o): New dependencies.
9859 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
9861 PR rtl-optimization/32293
9862 * combine.c (simplify_if_then_else): Truncate return from
9863 nonzero_bits() to correct mode.
9865 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
9867 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
9868 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
9870 2007-06-11 Diego Novillo <dnovillo@google.com>
9872 * Makefile.in (reload1.o-warn): Remove.
9874 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
9876 * combine.c (subst): Use reg_overlap_mentioned_p
9877 instead of comparing register numbers directly.
9879 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9881 * reload1.c (mark_home_live_1): Use the mode parameter.
9883 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9885 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
9886 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
9890 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
9892 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
9894 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
9896 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
9897 from integer registers.
9898 (FP mode splitters): Handle TFmode.
9900 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
9902 * tree-ssa-structalias.c (find_what_p_points_to): Return false
9903 for ref-all pointers that point-to anything.
9905 2007-06-11 Joseph Myers <joseph@codesourcery.com>
9907 * config/arm/arm.c (arm_output_dwarf_dtprel,
9908 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
9910 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
9912 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
9913 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
9916 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
9918 * tree.c (signed_or_unsigned_type_for): New.
9919 (unsigned_type_for): Use signed_or_unsigned_type_for.
9920 (signed_type_for): Use signed_or_unsigned_type_for.
9921 * tree.h (signed_or_unsigned_type_for): New.
9922 (get_signed_or_unsigned_type): Remove.
9923 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
9924 lang_hooks.types.signed_type
9925 (size_diffop): Likewise.
9926 (all_ones_mask_p): Likewise.
9927 (build_range_check): Likewise.
9928 (fold_cond_expr_with_comparison): Likewise.
9929 (fold_cond_expr_with_comparison): Likewise.
9930 (unextend): Likewise.
9931 (extract_muldiv_1): Likewise.
9932 (fold_single_bit_test_into_sign_test): Likewise.
9933 (fold_binary): Likewise.
9934 (fold_ternary): Likewise.
9935 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
9936 instead of get_signed_or_unsigned_type.
9937 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
9938 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
9939 * expr.c (signed_or_unsigned_type_for): Use
9940 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
9941 * langhooks.c (get_signed_or_unsigned_type): Remove.
9942 (lhd_signed_or_unsigned_type): Remove.
9943 * langhooks.h (lang_hooks_for_types): Remove signed_type and
9944 signed_or_unsigned_type.
9945 (lhd_signed_or_unsigned_type): Remove.
9946 * expmed.c (make_tree): Use signed_type_for instead of
9947 lang_hooks.types.signed_type.
9948 * c-common.c (same_scalar_type_ignoring_signedness): Use
9949 c_common_signed_type instead of lang_hooks.types.signed_type.
9950 (c_common_unsigned_type): New.
9951 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
9952 (shorten_compare): Use c_common_unsigned_type instead of
9953 c_common_signed_or_unsigned_type.
9954 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
9956 * convert.c (convert_to_integer): Use signed_type_for instead of
9957 lang_hooks.types.signed_type.
9958 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
9959 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
9960 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
9961 * c-format.c (check_format_types): Use c_common_unsigned_type
9962 instead of unsigned_type_for.
9963 * c-decl.c (groakdeclarator): Likewise.
9964 * c-typeck.c (convert_for_assignment): Likewise.
9965 * c-common.h (c_common_unsigned_type): New.
9967 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
9970 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
9971 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
9973 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
9976 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
9977 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
9979 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
9980 Sebastian Pop <sebpop@gmail.com>
9982 * lambda-code.c (remove_iv): New.
9983 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
9985 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
9987 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
9988 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
9989 * tree-ssa-loop-prefetch.c: Include optabs.h.
9990 (FENCE_FOLLOWING_MOVNT): New macro.
9991 (struct mem_ref): Add independent_p and storent_p fields.
9992 (record_ref): Initalize the new fields.
9993 (gather_memory_references_ref): Return true if the reference
9995 (gather_memory_references): Check whether all memory accesses
9996 in loop were recorded.
9997 (should_issue_prefetch_p): Return false for nontemporal stores.
9998 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
9999 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
10000 (determine_loop_nest_reuse): Detect independent memory references.
10001 (loop_prefetch_arrays): Call mark_nontemporal_stores.
10002 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
10003 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
10004 * config/i386/i386.h (x86_mfence): Declare.
10005 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
10006 * config/i386/i386.c (x86_mfence): New variable.
10007 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
10009 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
10010 * optabs.c (init_optabs): Initialize storent_optab.
10011 * optabs.h (enum optab_index): Add OTI_storent.
10012 (storent_optab): Declare.
10013 * genopinit.c (optabs): Add initialization for storent_optab.
10014 * tree.h (MOVE_NONTEMPORAL): New macro.
10015 * expr.c (expand_assignment, store_expr, store_constructor_field,
10016 store_constructor, store_field, expand_expr_real_1): Propagate
10017 nontemporality of the expanded store.
10018 (emit_storent_insn): New function.
10019 * expr.h (expand_assignment, store_expr): Declaration changed.
10020 * function.c (assign_parm_setup_reg): Pass false as nontemporality
10021 to expand_assignment.
10022 * stmt.c (expand_asm_expr): Ditto.
10023 * calls.c (initialize_argument_information): Pass false as
10024 nontemporality to store_expr.
10025 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
10028 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
10030 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
10032 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
10034 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
10036 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
10037 and allow DECL_P here.
10039 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
10041 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
10042 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
10043 track of the size of the expression.
10044 * cfghooks.c (merge_blocks): Remove block from loops structure only
10045 after call of the merge_blocks hook.
10047 2007-06-09 Tom Tromey <tromey@redhat.com>
10049 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
10050 (deprecated_state): Removed.
10051 (start_decl): Update.
10052 (enum deprecated_states): Moved earlier.
10053 (groktypename): Update.
10054 (push_parm_decl): Likewise.
10055 (grokfield): Likewise.
10056 (start_function): Likewise.
10058 2007-06-09 Ian Lance Taylor <iant@google.com>
10060 PR tree-optimization/32169
10061 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
10062 CONVERT_EXPR, check whether min and max both converted to an
10063 overflow infinity representation.
10065 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
10067 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
10068 not inserted on the edge.
10070 2007-06-08 Bob Wilson <bob.wilson@acm.org>
10072 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
10073 instructions if they are supported.
10074 (__divsi3, __umodsi3, __modsi3): Likewise.
10075 (__ashldi3, __ashrdi3, __lshrdi3): New.
10076 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
10078 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
10079 Tony Linthicum <tony.linthicum@amd.com>
10081 * doc/invoke.texi: Add fvect-cost-model flag.
10082 * common.opt (fvect-cost-model): New flag.
10083 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
10084 cost fields in stmt_vec_info struct for STMT.
10085 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
10086 fields in stmt_vec_info struct and access functions for the same.
10087 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
10088 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
10089 load, store and vector to scalar operation.
10090 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
10091 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
10092 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
10093 (TARG_VEC_STORE_COST): Define cost of vector store.
10094 (vect_estimate_min_profitable_iters): Define new function.
10095 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
10096 check to evaluate if loop iterations are less than minimum profitable
10097 iterations determined by cost model or minimum vect loop bound defined
10098 by user, whichever is more conservative.
10099 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
10100 run-time check to evaluate if loop iterations are less than minimum
10101 profitable iterations determined by cost model or minimum vect loop
10102 bound defined by user, whichever is more conservative.
10103 (vect_estimate_min_profitable_iterations): New function to estimate
10104 mimimimum iterartions required for vector version of loop to be
10105 profitable over scalar version.
10106 (vect_model_reduction_cost): New function.
10107 (vect_model_induction_cost): New function.
10108 (vect_model_simple_cost): New function.
10109 (vect_cost_strided_group_size): New function.
10110 (vect_model_store_cost): New function.
10111 (vect_model_load_cost): New function.
10112 (vectorizable_reduction): Call vect_model_reduction_cost during
10114 (vectorizable_induction): Call vect_model_induction_cost during
10116 (vectorizable_load): Call vect_model_load_cost during analysis phase.
10117 (vectorizable_store): Call vect_model_store_cost during analysis phase.
10118 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
10119 vectorizable_promotion, vectorizable_demotion): Call
10120 vect_model_simple_cost during analysis phase.
10122 2007-06-08 Simon Baldwin <simonb@google.com>
10124 * reg-stack.c (get_true_reg): Readability change. Moved default case
10125 label into direct switch statement scope.
10127 2007-06-08 Simon Baldwin <simonb@google.com>
10129 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
10130 in gcc_assert() with '==' comparison.
10132 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10134 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
10135 TARGET_ABM handling of x86_popcnt variable.
10137 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10139 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
10140 __builtin_copysignq and __builtin_infq built-in functions.
10142 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10144 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
10145 SSE4.2 section. Correct built-in function names in SSE4A section.
10147 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10149 PR tree-optimization/32243
10150 * tree-vect-transform.c (vectorizable_type_promotion): Move check
10151 for ncopies after ratio check between nunits_out and nunits_in.
10152 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
10154 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
10156 PR tree-optimization/32224
10157 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
10158 vectorization upon a non GIMPLE_MODIFY_STMT.
10160 2007-06-08 Christian Bruel <christian.bruel@st.com>
10163 * config/sh/sh.md (doloop_end): New pattern and splitter.
10164 * loop-iv.c (simple_rhs_p): Check for hardware registers.
10166 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
10168 PR middle-end/32209
10169 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
10171 (verify_dominators): Do not change dominance tree.
10173 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
10175 * config/sh/constraints.md: New file.
10176 * config/sh/sh.c: Include tm-constrs.h.
10177 (reg_class_from_letter): Remove.
10178 (prepare_cbranch_operands): Use satisfies_constraint_*
10179 function instead of macro.
10180 (andcosts, broken_move, sh_secondary_reload): Likewise.
10181 * config/sh/predicates.md (trapping_target_operand): Likewise.
10182 (and_operand, arith_operand, arith_reg_or_0_operand,
10183 cmp_operand, logical_operand, target_operand,
10184 ua_address_operand, ua_offset, xor_operand): Likewise.
10185 * config/sh/sh.md: Include constraints.md.
10186 (*movsicc_t_false): Use satisfies_constraint_* function
10188 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
10189 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
10190 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
10191 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
10192 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
10193 (REG_CLASS_FROM_CONSTRAINT): Remove.
10194 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
10195 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
10196 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
10197 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
10198 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
10199 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
10200 function instead of macro.
10201 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
10202 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
10203 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
10204 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
10205 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
10206 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
10207 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
10208 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
10209 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
10210 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
10211 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
10212 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
10213 EXTRA_CONSTRAINT_STR): Likewise.
10214 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
10216 2007-06-07 Geoffrey Keating <geoffk@apple.com>
10218 * config/i386/darwin.h (STACK_BOUNDARY): Define.
10220 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
10223 * c-common.h (flag_cpp0x): Replaced by...
10224 (cxx_dialect): ... this new variable specifying the C++ dialect that
10226 * c-common.c (flag_cpp0x): Removed.
10227 (cxx_dialect): Defined.
10228 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
10230 * c-opts.c (c_common_post_options): Likewise.
10231 (set_std_cxx98): Set cxx_dialect to cxx98.
10232 (set_std_cxx0x): Set cxx_dialect to cxx0x.
10234 2007-06-07 Geoffrey Keating <geoffk@apple.com>
10235 Hui-May Chang <hm.chang@apple.com>
10237 * doc/invoke.texi (Darwin Options): Update documentation for
10238 -mmacosx-version-min.
10239 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
10240 * config/darwin-driver.c: New file.
10241 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
10242 * config/t-darwin (darwin-driver.o): New rule.
10244 * config/darwin-c.c (version_as_macro): Ignore low digit.
10246 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
10248 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
10249 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
10250 (CSGNMODE): New mode macro.
10251 (CSGNVMODE): New mode attribute.
10252 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
10253 expander using CSGNMODE mode macro. Handle TFmode.
10254 (copysign<mode>3_const): Rename from copysignsf3_const and
10255 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
10257 (copysign<mode>3_var): Rename from copysignsf3_var and
10258 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
10260 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
10261 mode macro. Handle TFmode.
10262 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
10263 (iortf3, *iortf3): Ditto.
10264 (xortf3, *xortf3): Ditto.
10265 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
10266 TFmode and TImode masks.
10267 (ix86_expand_copysign): Expand TFmode copysign insn.
10268 (IX86_BUILTIN_INFQ): New.
10269 (IX86_BUILTIN_FABSQ): Ditto.
10270 (IX86_BUILTIN_COPYSIGNQ): Ditto.
10271 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
10272 [__builtin_fabsq]: Ditto.
10273 [__builtin_copysignq]: Ditto.
10274 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
10275 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
10276 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
10277 ix86_expand_binop_builtin().
10279 2007-06-07 Bob Wilson <bob.wilson@acm.org>
10281 * config/xtensa/lib1funcs.asm: Clean up whitespace.
10283 2007-06-07 Steve Ellcey <sje@cup.hp.com>
10286 * rtl.h (push_to_sequence2): New.
10287 * emit-rtl.c (push_to_sequence2): New.
10288 * function.c (assign_parm_data_all): Add new fields.
10289 (assign_parm_setup_block): Call push_to_sequence2 instead of
10291 (assign_parm_setup_reg): Ditto.
10292 (assign_parm_setup_stack): Ditto.
10293 (assign_parms_unsplit_complex): Ditto.
10294 (assign_parms): Change field name.
10296 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
10298 PR tree-optimization/32220
10299 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
10300 phi node is reached before defining statement.
10302 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10305 * tree-vect-transform.c (vectorizable_call): Call update_stmt
10306 after changing the right hand side of the assignment.
10308 2007-06-06 Eric Christopher <echristo@apple.com>
10310 * config.gcc (i?86-*-darwin*): Remove arch parameter.
10311 (x86_64-*-darwin*): Ditto.
10312 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
10313 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
10315 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10317 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
10318 coding conventions.
10319 (add_key): Likewise.
10320 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
10321 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
10323 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
10325 (add_cost_one_coalesce): Likewise.
10326 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
10327 variable names. Rename orig to orig_name for consistency.
10328 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
10329 coding conventions.
10330 (cprop_into_successor_phis): Avoid using C++ keywords as variable
10332 (record_equivalences_from_stmt): Likewise.
10333 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
10334 the coding conventions.
10335 (memory_ssa_name_same): Likewise.
10336 (dse_optimize_stmt): Likewise.
10337 (dse_record_phis): Likewise.
10338 (dse_finalize_block): Likewise.
10339 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
10340 keywords as variable names.
10341 (may_move_till): Cast according to the coding conventions.
10342 (force_move_till_expr): Avoid using C++ keywords as variable names.
10343 (force_move_till): Cast according to the coding conventions.
10344 (memref_hash): Likewise.
10345 (memref_eq): Likewise.
10346 (gather_mem_refs_stmt): Likewise.
10347 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
10348 using C++ keywords as variable names.
10349 (idx_find_step): Cast according to the coding conventions.
10350 (idx_record_use): Likewise.
10351 (find_depends): Likewise.
10352 (prepare_decl_rtl): Likewise.
10353 (mbc_entry_hash): Likewise.
10354 (mbc_entry_eq): Likewise.
10355 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
10356 (simplify_replace_tree): Avoid using C++ keywords as variable names.
10357 (idx_infer_loop_bounds): Cast according to the coding conventions.
10358 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
10359 * tree-ssa-math-opts.c (occ_new ): Likwise.
10360 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
10362 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
10364 (add_use_op): Likewise.
10365 (add_vop): Likewise.
10366 (add_vuse_op): Likewise.
10367 (add_vdef_op): Likewise.
10368 (get_expr_operands): Likewise.
10369 (push_stmt_changes): Use type safe memory macros.
10370 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
10371 keywords as variable names.
10372 (conditional_replacement): Likewise.
10373 (minmax_replacement): Likewise.
10374 (abs_replacement): Likewise.
10375 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
10376 coding conventions.
10377 (insert_fake_stores): Avoid using C++ keywords as variable names.
10378 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
10380 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
10381 (heapvar_insert): Use type safe memory macros.
10382 (new_var_info): Cast according to the coding conventions.
10383 (new_constraint): Likewise.
10384 (remove_preds_and_fake_succs): Use type safe memory macros.
10385 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
10387 (thread_single_edge): Likewise.
10388 (thread_through_loop_header): Likewise.
10390 2007-06-06 Eric Christopher <echristo@apple.com>
10392 * config/i386/i386.c (override_options): Move handling
10393 of TARGET_SUBTARGET* earlier.
10395 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
10397 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
10400 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
10402 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
10403 emited outside of basic block.
10404 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
10405 the created blocks.
10406 * rtl.h (delete_insn_chain): Declaration changed.
10407 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
10409 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
10410 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
10411 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
10412 to delete_insn_chain.
10413 (rtl_verify_flow_info_1): Verify that the insns in header and footer
10414 do not have bb field set.
10415 (rtl_verify_flow_info): Verify that insns between basic blocks do not
10417 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
10418 * cfgcleanup.c (try_optimize_cfg): Ditto.
10420 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10422 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
10423 (lambda_body_vector_new): Use type safe memory macros.
10424 (lambda_linear_expression_new): Likewise.
10425 (lambda_loopnest_new): Likewise.
10426 (lambda_lattice_new): Likewise.
10427 (replace_uses_equiv_to_x_with_y): Cast according to the coding
10428 conventions. Use type safe memory macros.
10429 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
10430 (lambda_body_vector_s): Likewise.
10431 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
10432 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
10434 2007-06-06 Richard Guenther <rguenther@suse.de>
10436 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
10437 if we need to schedule cfg_cleanup.
10438 (tree_ssa_forward_propagate_single_use_vars): Do so.
10440 2007-06-06 Ian Lance Taylor <iant@google.com>
10442 * fold-const.c (merge_ranges): If range_successor or
10443 range_predecessor fail, just return 0.
10445 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10447 PR tree-optimization/32216
10448 * tree-vectorizer.c (supportable_widening_operation): Determine
10449 signedness of FIX_TRUNC_EXPR from output operand.
10450 (supportable_narrowing_operation): Ditto.
10451 * tree-vect-generic.c (expand_vector_operations_1): Determine
10452 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
10453 from input operand.
10455 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10457 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
10458 (struct pta): ...from here. Change flags to unsigned to avoid
10459 excessive casting (as it is used as a bit mask).
10460 (override_options): Add casts according to the coding convenventions.
10461 (x86_64_elf_unique_section): Likewise.
10462 (examine_argument): Avoid using C++ keywords as variable names.
10463 (construct_container): Likewise.
10464 (legitimize_pic_address): Likewise.
10465 (get_dllimport_decl): Cast according to the coding conventions. Use
10466 type safe memory macros.
10467 (legitimize_address): Cast according to the coding conventions.
10468 (emit_i387_cw_initialization): Corrected the type of slot to enum
10470 (ix86_init_machine_status): Use type safe memory macros.
10471 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
10472 (bdesc_pcmpistr): Likewise.
10473 (bdesc_crc32): Likewise.
10474 (bdesc_sse_3arg): Likewise.
10475 (bdesc_2arg): Likewise.
10476 (bdesc_1arg): Likewise.
10477 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
10478 (ix86_expand_sse_pcmpistr): Likewise.
10479 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
10480 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
10481 int to match the langhook definition.
10482 (ix86_builtin_conversion): Change the type of code to unsigned init to
10483 match the langhook definition.
10484 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
10486 (ix86_preferred_output_reload_class): Likewise.
10487 (ix86_cannot_change_mode_class): Likewise.
10488 (ix86_memory_move_cost): Likewise.
10489 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
10490 avoid excessive casting later on.
10491 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
10493 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10495 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
10496 as flags setting insn.
10497 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
10499 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10501 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
10502 (UNSPEC_ROUND): New.
10503 ("sse4_1_round<mode>2"): New insn pattern.
10504 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
10506 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
10507 expander using SSEMODEF mode macro. Expand using
10508 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10509 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
10510 expander using SSEMODEF mode macro. Expand using
10511 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10512 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
10513 expander using SSEMODEF mode macro. Expand using
10514 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10515 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
10516 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
10517 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
10520 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
10521 Sebastian Pop <sebpop@gmail.com>
10523 * lambda.h (build_linear_expr): New.
10524 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
10525 Use build_linear_expr, call fold and force_gimple_operand.
10526 (lambda_loopnest_to_gcc_loopnest): Check that there is
10527 something to insert.
10528 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
10530 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
10532 PR preprocessor/23479
10533 * doc/extend.texi: Document the 0b-prefixed binary integer
10534 constant extension.
10536 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
10538 PR tree-optimization/32215
10539 * tree-vectorizer.c (supportable_widening_operation): Return false
10540 for unsupported FIX_TRUNC_EXPR tree code.
10541 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
10543 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
10545 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
10546 register on SPE targets. Change documentation to reflect
10548 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
10549 Change FIXED_SCRATCH to 14 and document why we're keeping r14
10550 out of the register allocation pool.
10551 (rs6000_reg_live_or_pic_offset_p): New function.
10552 (rs6000_emit_prologue): Move the actual saving of LR up to free
10553 r0 for holding r11. Split saving of SPE 64-bit registers into
10554 its own case. Ensure that offsets will always be in-range for
10555 'evstdd' by using r11 as a scratch register to point at the start
10556 of the SPE save area. Save r11 if necessary, as it is the static
10558 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
10559 into its own case. Ensure that offsets will always be in-range
10560 for 'evldd' by using r11 as a scratch register to point at the
10561 start of the SPE save area. Also adjust r11 when restoring
10562 the stack pointer to compensate for pre-loading r11.
10564 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
10566 * cfg.c (init_flow): Use type safe memory macros.
10567 (alloc_block): Likewise.
10568 (unchecked_make_edge): Likewise.
10569 (dump_flow_info): Avoid using C++ keywords as variable names.
10570 (copy_original_table_clear): Cast according to the coding conventions.
10571 (copy_original_table_set): Likewise.
10572 * cfgexpand (label_rtx_for_bb): Likewise.
10573 (expand_gimple_basic_block): Likewise.
10574 * cfghooks.c (dump_bb): Likewise.
10575 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
10577 (lv_add_condition_to_bb): Likewise.
10578 * cfglayout (relink_block_chain): Cast according to the coding
10580 (fixup_reorder_chain): Likewise.
10581 (fixup_fallthru_exit_predecessor): Likewise.
10582 * cfgloop.c (glb_enum_p): Likewise.
10583 (get_exit_description): Likewise.
10584 (dump_recorded_exit): Likewise.
10585 * cfgloop.h (enum loop_estimation): Move out of struct scope...
10586 (struct loop): ... from here.
10587 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
10589 * cfgrtl.c (rtl_create_basic_block): Likewise.
10590 (rtl_split_block): Likewise.
10591 (rtl_dump_bb): Likewise.
10592 (cfg_layout_split_block): Likewise.
10593 (init_rtl_bb_info): Use typesafe memory macros.
10595 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
10596 * graphds.h: Updated all usages of edge to graph_edge.
10597 * graphds.c: Likewise.
10598 * cfgloopanal.c: Likewise.
10600 2007-06-05 Ian Lance Taylor <iant@google.com>
10602 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
10603 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
10604 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
10606 (test_for_singularity): Likewise.
10608 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
10610 * config/i386/constraints.md ("Y2"): Replaced by ...
10612 * config/i386/i386.md: Likewise.
10613 * config/i386/mmx.md: Likewise.
10614 * config/i386/sse.md: Likewise.
10616 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
10618 * config/i386/constraints.md ("z"): Replaced by ...
10620 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
10621 (sse4_1_blendvps): Likewise.
10622 (sse4_1_pblendvb): Likewise.
10623 (sse4_2_pcmpestr): Likewise.
10624 (sse4_2_pcmpestrm): Likewise.
10625 (sse4_2_pcmpestr_cconly): Likewise.
10626 (sse4_2_pcmpistr): Likewise.
10627 (sse4_2_pcmpistrm): Likewise.
10628 (sse4_2_pcmpistr_cconly): Likewise.
10630 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
10632 * matrix-reorg.c (transform_access_sites): Fix computation.
10633 (transform_allocation_sites): Same.
10635 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
10637 * config/i386/i386.c (override_options): Use
10638 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
10640 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
10642 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
10643 (nonimm_not_xmm0_operand): Ditto.
10644 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
10645 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
10646 as operand[2] predicate. Require "z" class XMM register for
10647 operand[3]. Adjust asm template.
10648 ("sse4_1_blendvpd"): Ditto.
10649 ("sse4_1_pblendvb"): Ditto.
10650 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
10651 force op2 into xmm0 register for variable blend instructions.
10653 2007-06-04 Tom Tromey <tromey@redhat.com>
10655 * c-tree.h (start_enum): Update.
10656 (build_enumerator): Likewise.
10657 * c-decl.c (enum_next_value): Removed.
10658 (enum_overflow): Likewise.
10659 (start_enum): Add c_enum_contents argument. Don't use globals.
10660 (build_enumerator): Likewise.
10661 * c-tree.h (struct c_enum_contents): New struct.
10663 2007-06-04 Tom Tromey <tromey@redhat.com>
10665 * c-common.c (c_common_get_alias_set): Fix indentation.
10667 2007-06-04 Ian Lance Taylor <iant@google.com>
10669 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
10670 to overflow, reduce overflow infinity to regular infinity.
10671 (vrp_var_may_overflow): New static function.
10672 (vrp_visit_phi_node): Check vrp_var_may_overflow.
10674 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
10676 * stor-layout.c (layout_type): Remove duplicate code.
10678 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
10681 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
10682 before build_common_builtin_nodes ().
10684 2007-06-04 Steve Ellcey <sje@cup.hp.com>
10687 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
10689 2007-06-04 Jan Hubicka <jh@suse.cz>
10691 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
10692 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
10693 instead of _stat version.
10695 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
10697 PR tree-optimization/32194
10698 * tree-predcom.c (determine_offset): Check that both references have
10701 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
10703 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
10704 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
10705 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
10706 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
10707 Add argument to iterate_fix_dominators call.
10708 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
10709 * gcse.c (hoist_code): Change domby to vector.
10710 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
10711 Add argument to iterate_fix_dominators call.
10712 * loop-doloop.c (doloop_modify): Changed recount_dominator to
10713 recompute_dominator.
10714 * lambda-code.c (perfect_nestify): Ditto.
10715 * cfgloopanal.c: Include graphds.h.
10716 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
10717 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
10718 (mark_irreducible_loops): Use graphds_scc. Remove argument from
10720 * graphds.c: New file.
10721 * graphds.h: New file.
10722 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
10723 (get_dominated_by, get_dominated_by_region): Change return type to
10725 (verify_dominators): Recompute all dominators and compare the results.
10726 (recount_dominator): Renamed to ...
10727 (recompute_dominator): ... this. Do not check that the block is
10728 dominated by entry.
10729 (iterate_fix_dominators): Reimplemented.
10730 (prune_bbs_to_update_dominators, root_of_dom_tree,
10731 determine_dominators_for_sons): New functions.
10732 * et-forest.c (et_root): New function.
10733 * et-forest.h (et_root): Declare.
10734 * Makefile.in (graphds.o): Add.
10735 (cfgloopanal.o): Add graphds.h dependency.
10736 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
10737 * basic-block.h (get_dominated_by, get_dominated_by_region,
10738 iterate_fix_dominators): Declaration changed.
10739 (recount_dominator): Renamed to ...
10740 (recompute_dominator): ... this.
10741 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
10742 (thread_through_all_blocks): Do not free dominance info.
10744 2007-06-03 Andreas Schwab <schwab@suse.de>
10746 * config/m68k/m68k.c (override_options): Don't override
10748 * config/m68k/m68k-modes.def (SF, DF): Define to use
10749 motorola_single_format and motorola_double_format, resp.
10750 * real.c (motorola_single_format): Renamed from
10751 coldfire_single_format.
10752 (motorola_double_format): Renamed from coldfire_double_format.
10753 (encode_ieee_extended): Generate a proper canonical NaN image
10754 respecting canonical_nan_lsbs_set.
10755 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
10757 * real.h: Adjust declarations.
10759 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
10762 * config/sh/sh.md (symGOT_load): Don't schedule insns when
10763 the symbol is generated with the stack protector.
10765 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
10767 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
10768 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
10770 * doc/extend.texi (interrupt): Mention m68k.
10772 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
10774 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
10775 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
10776 (ix86_expand_sse_pcmpestr): Do not check operands for
10777 "register_operand", when insn operand predicate is "register_operand".
10778 (ix86_expand_sse_pcmpistr): Ditto.
10780 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
10781 Uros Bizjak <ubizjak@gmail.com>
10783 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
10784 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
10785 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
10786 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
10787 * config/i386/constraints.md ("z"): New register constraint
10788 for members of SSE_FIRST_REG class.
10789 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
10790 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
10791 SSE_FIRST_REG class.
10792 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
10793 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
10794 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
10795 (IX86_BUILTIN_PCMPESTRM128): Likewise.
10796 (IX86_BUILTIN_PCMPESTRA128): Likewise.
10797 (IX86_BUILTIN_PCMPESTRC128): Likewise.
10798 (IX86_BUILTIN_PCMPESTRO128): Likewise.
10799 (IX86_BUILTIN_PCMPESTRS128): Likewise.
10800 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
10801 (IX86_BUILTIN_PCMPISTRI128): Likewise.
10802 (IX86_BUILTIN_PCMPISTRM128): Likewise.
10803 (IX86_BUILTIN_PCMPISTRA128): Likewise.
10804 (IX86_BUILTIN_PCMPISTRC128): Likewise.
10805 (IX86_BUILTIN_PCMPISTRO128): Likewise.
10806 (IX86_BUILTIN_PCMPISTRS128): Likewise.
10807 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
10808 (struct builtin_description): Change "flag" field to unsigned.
10809 (bdesc_pcmpestr): New builtin description table.
10810 (bdesc_pcmpistr): Likewise.
10811 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
10812 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
10813 Initialize pcmp[ei]str[im] insns for SSE4.2.
10814 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
10815 (ix86_expand_sse_pcmpistr): Likewise.
10816 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
10817 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
10818 (UNSPEC_PCMPISTR): Likewise.
10819 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
10820 (sse4_2_pcmpestri):New isns pattern.
10821 (sse4_2_pcmpestrm): Likewise.
10822 (sse4_2_pcmpestr_cconly): Likewise.
10823 (sse4_2_pcmpistr): New insn patern and splitter.
10824 (sse4_2_pcmpistri):New isns pattern.
10825 (sse4_2_pcmpistrm): Likewise.
10826 (sse4_2_pcmpistr_cconly): Likewise.
10827 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
10830 2007-06-01 David Daney <ddaney@avtrex.com>
10832 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
10833 LOADGP_ABSOLUTE and not binds_local_p.
10835 2007-06-01 Geoffrey Keating <geoffk@apple.com>
10837 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
10839 2007-06-01 Ian Lance Taylor <iant@google.com>
10841 * tree-vrp.c (compare_name_with_value): Always set
10842 used_strict_overflow if we get a result from the variable itself.
10844 2007-06-01 Ian Lance Taylor <iant@google.com>
10846 PR rtl-optimization/31455
10847 * lower-subreg.c (find_decomposable_subregs): Don't decompose
10848 subregs which have a cast between modes which are not tieable.
10850 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
10852 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
10853 breaks after return statements.
10855 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
10857 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
10858 only after no_new_pseudos.
10860 2007-05-31 Eric Christopher <echristo@apple.com>
10862 * expr.c (convert_move): Assert that we don't have a BLKmode
10864 (store_expr): Handle BLKmode moves by calling emit_block_move.
10866 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
10868 * c-typeck.c (build_indirect_ref): Include type in error message.
10869 (build_binary_op): Pass types to binary_op_error.
10870 * c-common.c (binary_op_error): Take two type arguments, print out
10872 * c-common.h (binary_op_error): Update prototype.
10874 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
10876 * config/i386/i386.c: Correct coments on -mno-sse4.
10878 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
10880 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
10881 (x86_64-*-*): Likewise.
10882 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
10883 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
10884 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
10885 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
10886 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
10887 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
10888 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
10889 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
10890 (OPTION_MASK_ISA_SSE4): Likewise.
10891 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
10892 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
10893 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
10894 (override_options): Support SSE4.2.
10895 (ix86_build_const_vector): Support SImode and DImode.
10896 (ix86_build_signbit_mask): Likewise.
10897 (ix86_expand_int_vcond): Support V2DImode.
10898 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
10899 (IX86_BUILTIN_CRC32HI): Likewise.
10900 (IX86_BUILTIN_CRC32SI): Likewise.
10901 (IX86_BUILTIN_CRC32DI): Likewise.
10902 (IX86_BUILTIN_PCMPGTQ): Likewise.
10903 (bdesc_crc32): Likewise.
10904 (bdesc_sse_3arg): Likewise.
10905 (ix86_expand_crc32): Likewise.
10906 (ix86_init_mmx_sse_builtins): Support SSE4.2.
10907 (ix86_expand_builtin): Likewise.
10908 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
10909 __SSE4_2__ for -msse4.2.
10910 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
10911 (CRC32MODE): Likewise.
10912 (crc32modesuffix): Likewise.
10913 (crc32modeconstraint): Likewise.
10914 (sse4_2_crc32<mode>): Likewise.
10915 (sse4_2_crc32di): Likewise.
10916 * config/i386/i386.opt (msse4.2): New for SSE4.2.
10918 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
10919 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
10920 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
10921 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
10922 (vcondu<mode>): Likewise.
10923 * doc/extend.texi: Document SSE4.2 built-in functions.
10924 * doc/invoke.texi: Document -msse4.2/-msse4.
10926 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
10928 PR tree-optimization/32160
10929 * tree-predcom.c (predcom_tmp_var): New function. Mark created
10930 variable as gimple reg.
10931 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
10933 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
10935 * gcc.c (main): Don't consider linker options when issuing the
10936 warning about a linker input file not being used.
10938 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10940 * tree-vrp.c (compare_names): Initialize sop.
10942 2007-05-30 Dirk Mueller <dmueller@suse.de>
10944 * cgraphunit.c (cgraph_analyze_function): Remove
10945 computation of inline parameters.
10947 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
10949 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
10951 2007-05-30 Richard Sandiford <richard@codesourcery.com>
10953 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
10954 Add vx-common.h. Include vxworks.h between vx-common.h and
10956 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
10958 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
10959 (TARGET_ASM_DESTRUCTOR): Likewise.
10960 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
10961 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
10962 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
10963 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
10964 (VXWORKS_ENDIAN_SPEC): Define.
10965 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
10966 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
10967 VXWORKS_* equivalents.
10968 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
10969 (ASM_FILE_START): Delete.
10970 (TARGET_VERSION): Reformat.
10971 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
10972 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
10973 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
10974 (FPBIT, DPBIT): Define.
10975 (fp-bit.c, dp-bit.c): New rules.
10976 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
10977 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
10978 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
10979 * config/arm/arm.h: Include vxworks-dummy.h.
10980 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
10981 Mark with ATTRIBUTE_UNUSED.
10982 (arm_override_options): Do not allow VxWorks RTP PIC to be used
10983 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
10984 make it incompatible with -msingle-pic-base.
10985 (arm_function_ok_for_sibcall): Return false for calls that might
10986 go through a VxWorks PIC PLT entry.
10987 (require_pic_register): New function, split out from...
10988 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
10990 (arm_load_pic_register): Handle the VxWorks RTP initialization
10991 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
10992 (arm_emit_call_insn): New function.
10993 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
10994 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
10995 (pic_offset_arm): New pattern.
10996 (call, call_value): Use arm_emit_call_insn.
10997 (call_internal, call_value_internal): New expanders.
10998 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
10999 VxWorks unless __PIC__.
11001 2007-05-30 Eric Christopher <echristo@gmail.com>
11003 * genrecog.c: Include regs.h in generated file.
11004 * genemit.c: Ditto. Fix up formatting.
11005 * config/mn10300/constraints.md: New.
11006 * config/mn10300/mn10300.md: Include.
11007 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
11008 Fix up for removed macro.
11009 * config/mn10300/predicates.md (call_address_operand): Ditto.
11010 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
11011 (CONST_OK_FOR_I): Ditto.
11012 (CONST_OK_FOR_J): Ditto.
11013 (CONST_OK_FOR_K): Ditto.
11014 (CONST_OK_FOR_L): Ditto.
11015 (CONST_OK_FOR_M): Ditto.
11016 (CONST_OK_FOR_N): Ditto.
11017 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
11021 (EXTRA_CONSTRAINT): Ditto.
11023 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11025 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
11027 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
11028 OPTION_MASK_ISA_64BIT.
11029 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
11031 2007-05-30 Richard Guenther <rguenther@suse.de>
11033 PR middle-end/32152
11034 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
11035 types for comparison.
11036 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
11037 with original typed arguments.
11038 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
11040 2007-05-30 Jakub Jelinek <jakub@redhat.com>
11042 PR tree-optimization/31769
11043 * except.c (duplicate_eh_regions): Clear prev_try if
11044 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
11046 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
11048 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
11049 * tree-ssa-sink.c (statement_sink_location): Return basic block and
11050 bsi of the location where statements should be inserted.
11051 (sink_code_in_bb): Take bsi from statement_sink_location.
11052 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
11053 instead of bsi_start.
11054 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
11056 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
11057 (bsi_move_before): Document inconsistency with bsi_move_after.
11058 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
11060 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11062 * config/i386/i386.h (TARGET_ABM): New define.
11063 (TARGET_POPCNT): Ditto.
11064 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
11065 New temporary defines to redefine from OPTION_ISA_* defines.
11066 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
11067 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
11068 (ix86_isa_flags): New extern int declaration.
11069 (TARGET_SUBTARGET_DEFAULT): New define.
11070 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
11071 (TARGET_SUBTARGET32_DEFAULT): Ditto.
11072 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
11073 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
11074 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
11075 * config/i386/darwin.h: Change TARGET_64BIT define to
11078 * config/i386/i386.opt (m3dnowa): Define as undocumented option
11079 using existing "ix86_isa_flags" varible.
11080 (m32, m64): Use existing "ix86_isa_flags" variable.
11081 (mmmx, m3dnow): Ditto.
11082 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
11083 (mabm): Define as non-negative option using "x86_abm" variable.
11084 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
11086 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
11087 Rewrite feature test bitmap.
11088 (ix86_isa_flags): New initialized global int varible.
11089 (ix86_isa_flags_explicit): New static int variable.
11090 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
11091 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
11092 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
11093 target_flags_explicit.
11094 (override_options): Remove "target_enable" and "target_disable" fields
11095 from "struct ptt". Update processor_target_table accordingly. Remove
11096 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
11097 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
11098 "target_flags" and "ix86_isa_flags_explicit" instead of
11099 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
11100 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
11101 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
11102 to true when either of PTA_POPCNT or PTA_ABM is set in
11103 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
11104 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
11105 processor_alias_table flags entry. Remove handling of
11106 "target_enable" and "target_disable" fields of processor_target_table.
11107 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
11108 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
11109 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
11110 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
11111 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
11113 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
11115 2007-05-29 David Daney <ddaney@avtrex.com>
11118 * config/mips/mips.c (mips_output_mi_thunk): Emit
11119 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
11121 2007-05-29 Hui-May Chang <hm.chang@apple.com>
11122 * config/i386/i386.c (ix86_function_regparm): Added checking of
11123 ix86_force_align_arg_pointer to determine the number of
11124 register parameters.
11126 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
11128 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
11129 (SET_DR_MISALIGNMENT): New.
11130 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
11131 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
11132 Use SET_DR_MISALIGNMENT.
11133 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
11135 * tree-data-ref.c (create_data_ref, compute_all_dependences,
11136 find_loop_nest): Export.
11137 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
11138 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
11139 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
11140 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
11142 (struct mem_ref): Add field reuse_distance.
11143 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
11144 Initialize reuse_distance field.
11145 (issue_prefetch_ref): Select temporality of prefetch according to
11147 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
11148 self_reuse_distance, determine_loop_nest_reuse): New functions.
11149 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
11150 (tree_ssa_prefetch_arrays): Dump L2 cache size.
11151 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
11154 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
11156 * tree-ssa-alias.c: Add aliasing overview.
11158 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
11159 Danny Smith <dannysmith@users.sourceforge.net>
11162 * config/i386/t-crtfm: Compile crtfastmath.o with
11163 -minline-all-stringops.
11164 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
11165 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
11167 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11169 * doc/md.texi: Document constraints on HP PA-RISC.
11171 * pa/constraints.md: New file.
11172 * pa.md: Include constraints.md.
11173 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
11174 (integer_store_memory_operand, ldil_cint_p): New functions.
11175 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
11176 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11177 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
11178 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
11179 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
11181 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
11184 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
11185 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
11186 case POSTDECREMENT_EXPR>): Return the error_mark_node
11187 if either the real or imaginary parts would an
11190 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
11192 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
11193 name when we remove it from a call.
11195 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
11197 * targhooks.c (default_narrow_bitfield): Remove.
11198 * targhooks.h: Remove the prototype for
11199 default_narrow_bitfield.
11201 * langhooks-def.h: Remove the prototype for
11202 hook_get_alias_set_0.
11203 * langhooks.c (hook_get_alias_set_0): Remove.
11205 * global.c (EXECUTE_IF_CONFLICT): Remove.
11207 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11210 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
11211 return true when truth_value_p is true and the type
11214 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
11216 * doc/install.texi (Prerequisites): We no longer require Autoconf
11217 2.13 for the top-level.
11219 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
11221 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
11222 memory access via x86_expand_vector_move_misalign() only for
11223 TImode values on 32-bit targets.
11225 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
11227 * matrix-reorg.c: New file. Implement matrix flattening and
11228 transposing optimization.
11229 * tree-pass.h: Add matrix reorg pass.
11230 * common.opt: Add fipa-mreorg flag.
11231 * Makefile.in: Add matrix-reorg.c.
11232 * passes.c: Add matrix reorg pass.
11233 * varpool.c (add_new_static_var): New function.
11234 * cgraph.h (add_new_static_var): Declare.
11236 2007-05-27 Eric Christopher <echristo@apple.com>
11238 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
11239 sp_offset depending on stack size. Save r12 depending
11240 on registers we're saving later.
11241 (rs6000_emit_epilogue): Update sp_offset depending only
11244 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
11246 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
11247 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
11248 * ifcvt.c (if_convert): Ditto.
11249 * tree-ssa-threadupdate.c (thread_block): Ditto.
11250 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
11251 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
11252 verify_loop_closed_ssa): Check number_of_loops instead of
11254 * predict.c (tree_estimate_probability): Ditto.
11255 * tree-if-conv.c (main_tree_if_conversion): Ditto.
11256 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
11257 * modulo-sched.c (sms_schedule): Ditto.
11258 * tree-scalar-evolution.c (scev_const_prop): Ditto.
11259 (scev_finalize): Do not do anything if scev analysis was not
11261 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
11262 current_loops == NULL.
11263 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
11264 * loop-init.c (loop_optimizer_init): Do not free current_loops when
11265 there are no loops.
11266 (loop_optimizer_finalize): Assert that loops were analyzed.
11267 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
11268 rtl_doloop): Check number_of_loops instead of current_loops.
11269 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
11270 current_loops == NULL.
11271 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
11272 gate_tree_vectorize tree_linear_transform, check_data_deps,
11273 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
11274 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
11275 Check number_of_loops instead of current_loops.
11276 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
11277 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
11278 free loops if available.
11279 (execute_pre): Do not pass do_fre to fini_pre.
11281 2007-05-27 Tobias Burnus <burnus@net-b.de>
11283 PR middle-end/32083
11284 * real.c (mpfr_from_real): Fix sign of -Inf.
11286 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
11288 * tree-vect-transform.c (vectorizable_conversion): Initialize
11289 tree_code variables to ERROR_MARK.
11290 (vectorizable_type_demotion): Likewise.
11291 (vectorizable_type_promotion): Likewise.
11293 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
11296 * config/i386/i386.md (movti): Handle push operands via
11297 ix86_expand_push().
11299 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
11301 * basic-block.h: Remove the prototype for merge_seq_blocks.
11302 * cfgcleanup.c (merge_seq_blocks): Remove.
11304 * tree-flow.h: Remove the prototype for is_aliased_with.
11305 * tree-ssa-alias.c (is_aliased_with): Remove.
11307 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
11309 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
11311 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
11313 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
11314 ix86_expand_sse4_unpack if SSE4.1 is enabled.
11315 (vec_unpacks_hi_v16qi): Likewise.
11316 (vec_unpacku_lo_v16qi): Likewise.
11317 (vec_unpacks_lo_v16qi): Likewise.
11318 (vec_unpacku_hi_v8hi): Likewise.
11319 (vec_unpacks_hi_v8hi): Likewise.
11320 (vec_unpacku_lo_v8hi): Likewise.
11321 (vec_unpacks_lo_v8hi): Likewise.
11322 (vec_unpacku_hi_v4si): Likewise.
11323 (vec_unpacks_hi_v4si): Likewise.
11324 (vec_unpacku_lo_v4si): Likewise.
11325 (vec_unpacks_lo_v4si): Likewise.
11327 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
11329 * c-typeck.c, config/arm/arm.c, config/darwin.c,
11330 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
11331 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
11332 follow spelling conventions in various
11333 warning/error/diagnostic messages.
11335 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
11336 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
11337 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
11338 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
11339 tree-vrp.c: Fix comment typos. Follow spelling conventions.
11340 * doc/tm.texi: Follow spelling conventions.
11342 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11345 * tree-ssa-forwprop.c
11346 (forward_propagate_addr_into_variable_array_index): Remove
11347 the lhs argument. Use the type of def_rhs instead of lhs.
11348 (forward_propagate_addr_expr_1): Update use of
11349 forward_propagate_addr_into_variable_array_index.
11351 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
11352 Nigel Stephens <nigel@mips.com>
11354 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
11355 function attributes, "far" being an alias for "long_call".
11356 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
11357 (mips_near_type_p, mips_far_type_p): New.
11358 (mips_comp_type_attributes): New function to check that attributes
11359 attached to a function type are compatible.
11360 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
11361 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
11362 to the target function of the thunk.
11363 (mips_encode_section_info): Check for "near" and "far" function
11364 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
11366 * config/mips/predicates.md (const_call_insn_operand): Test only
11367 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
11369 * doc/extend.texi (Function Attributes): Document MIPS "near" and
11372 * testsuite/gcc.target/mips/near-far-1.c: New test case.
11373 * testsuite/gcc.target/mips/near-far-2.c: New test case.
11374 * testsuite/gcc.target/mips/near-far-3.c: New test case.
11375 * testsuite/gcc.target/mips/near-far-4.c: New test case.
11377 2007-05-25 Eric Christopher <echristo@apple.com>
11379 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
11380 to x86-darwin configurations.
11381 * config/i386/t-darwin: Add softfp support.
11382 * config/i386/t-darwin64: Ditto.
11383 * config/i386/sfp-machine.h: If mach then don't use
11384 aliasing, emit a stub to call.
11386 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
11388 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
11389 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
11390 tree-predcom.c, tree-ssa-alias-warnings.c,
11391 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
11392 comment typos. Follow spelling conventions.
11393 * doc/cpp.texi, doc/invoke.texi: Fix typos.
11395 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
11398 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
11399 constants into memory. Expand unaligned memory references for
11400 SSE modes via x86_expand_vector_move_misalign() function.
11402 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
11404 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
11405 "memory" attribute for "sseishft" type insn without operands[2].
11407 2007-05-25 Dirk Mueller <dmueller@suse.de>
11408 Marcus Meissner <meissner@suse.de>
11410 * doc/extend.texi (alloc_size): New attribute.
11411 * c-common.c (handle_alloc_size_attribute): New.
11412 * tree-object-size.c (alloc_object_size): Use alloc_size
11413 attribute, if available.
11415 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
11417 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
11419 (__builtin_ia32_vec_ext_v2di): Likewise.
11420 (__builtin_ia32_vec_ext_v4si): Likewise.
11421 (__builtin_ia32_vec_ext_v8hi): Likewise.
11422 (__builtin_ia32_vec_ext_v16qi): Likewise.
11423 (__builtin_ia32_vec_set_v8hi): Likewise.
11425 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
11427 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
11429 2007-05-25 Richard Sandiford <richard@codesourcery.com>
11431 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
11432 (arm_is_longcall_p): Rename to...
11433 (arm_is_long_call_p): ...this. Take a single tree argument and
11435 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
11436 (CUMULATIVE_ARGS): Remove call_cookie.
11437 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
11438 (ENCODED_LONG_CALL_ATTR_P): Delete.
11439 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
11440 LONG_CALL_FLAG_CHAR cases.
11441 (ARM_DECLARE_FUNCTION_SIZE): Delete.
11442 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
11443 ARM_DECLARE_FUNCTION_SIZE.
11444 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
11445 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
11446 (arm_encode_call_attribute, current_file_function_operand): Delete.
11447 (arm_function_in_section_p): New function.
11448 (arm_is_longcall_p): Rename to...
11449 (arm_is_long_call_p): ...this. Take the target function as a single
11450 argument and return a bool. Do not rely on call cookies. Check
11451 whether the target symbol is in the same section as the current
11452 function, not just the same compilation unit.
11453 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
11454 (arm_encode_section_info): Don't encode a call type.
11455 * config/arm/arm.md (call, call_value): Update calls to
11456 arm_is_long(_)call_p. Simplify logic.
11457 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
11458 Update calls to arm_is_long(_)call_p.
11460 2007-05-25 Richard Guenther <rguenther@suse.de>
11462 PR tree-optimization/31982
11463 * tree-ssa-forwprop.c
11464 (forward_propagate_addr_into_variable_array_index): Handle arrays
11465 with element size one.
11467 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11469 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
11470 (umulsi3_highpart): Likewise.
11472 2007-05-24 Ian Lance Taylor <iant@google.com>
11474 PR rtl-optimization/32069
11475 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
11478 2007-05-24 Ollie Wild <aaw@google.com>
11480 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
11483 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
11485 * postreload-gcse.c (reg_changed_after_insn_p): New function.
11486 (oprs_unchanged_p): Use it to check all registers in a REG.
11487 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
11488 (reg_set_between_after_reload_p): Delete.
11489 (reg_used_between_after_reload_p): Likewise.
11490 (reg_set_or_used_since_bb_start): Likewise.
11491 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
11492 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
11493 Use reg_set_between_p instead of reg_set_between_after_reload_p.
11494 * rtlanal.c (reg_set_p): Check whether REG overlaps
11495 regs_invalidated_by_call, rather than just checking the
11496 membership of REGNO (REG).
11498 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
11500 * doc/passes.texi: Document predictive commoning.
11501 * doc/invoke.texi (-fpredictive-commoning): Document.
11502 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
11503 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
11504 adding indices to the generated name.
11505 (schedule_sm): Pass 0 to get_lsm_tmp_name.
11506 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
11507 * tree-pretty-print.c (op_symbol_1): Renamed to ...
11508 (op_symbol_code): ... and exported.
11509 (dump_omp_clause, op_symbol): Use op_symbol_code
11510 instead of op_symbol_1.
11511 * tree-pass.h (pass_predcom): Declare.
11512 * timevar.def (TV_PREDCOM): New timevar.
11513 * tree-ssa-loop.c (run_tree_predictive_commoning,
11514 gate_tree_predictive_commoning, pass_predcom): New.
11515 * tree-data-ref.c (find_data_references_in_loop): Find the
11516 references in dominance order.
11517 (canonicalize_base_object_address): Ensure that the result has
11519 (dr_analyze_innermost): Export.
11520 (create_data_ref): Code to fail for references with invariant
11522 (find_data_references_in_stmt): ... here.
11523 * tree-data-ref.h (dr_analyze_innermost): Declare.
11524 * tree-affine.c: Include tree-gimple.h and hashtab.h.
11525 (aff_combination_find_elt, name_expansion_hash,
11526 name_expansion_eq, tree_to_aff_combination_expand,
11527 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
11529 * tree-affine.h (aff_combination_constant_multiple_p,
11530 tree_to_aff_combination_expand): Declare.
11531 * tree-predcom.c: New file.
11532 * common.opt (fpredictive-commoning): New option.
11533 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
11534 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
11535 * Makefile.in (tree-predcom.o): Add.
11536 (tree-affine.o): Add TREE_GIMPLE_H dependency.
11537 * passes.c (init_optimization_passes): Add dceloop after
11538 copy propagation in loop optimizer. Add predictive commoning
11539 to loop optimizer passes.
11541 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
11543 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
11546 2007-05-24 Jan Hubicka <jh@suse.cz>
11548 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
11550 (genheader): Include statistics.h.
11552 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
11554 * print-rtl.c (flag_dump_unnumbered): Update comments.
11555 (print_rtl): Fix my previous change.
11556 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
11559 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
11561 PR middle-end/32018
11562 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
11564 (thread_through_all_blocks): Call initialize_original_copy_tables
11565 and free_original_copy_tables.
11566 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
11568 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
11569 * cfghooks.c (duplicate_block): Use get_loop_copy.
11570 * cfg.c: Include cfgloop.h.
11571 (loop_copy): New hash table.
11572 (initialize_original_copy_tables): Initialize loop_copy table.
11573 (free_original_copy_tables): Free loop_copy table.
11574 (copy_original_table_clear, copy_original_table_set,
11575 set_loop_copy, get_loop_copy): New functions.
11576 (set_bb_original, set_bb_copy): Use copy_original_table_set.
11577 * cfgloop.h (struct loop): Remove copy field.
11578 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
11579 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
11581 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
11583 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
11584 -msse/-msse2/-msse3.
11586 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
11588 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
11589 __builtin_ia32_vec_set_v2di with MASK_64BIT.
11591 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
11594 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
11595 * targhooks.h (default_mangle_decl_assembler_name): Declare
11597 * targhooks.c (default_mangle_decl_assembler_name): Define
11599 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
11601 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
11602 * langhooks.c (lhd_set_decl_assembler_name): Call
11603 targetm.mangle_decl_assembler_name for names with global scope.
11605 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
11607 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
11608 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
11610 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
11611 New. Factored out of i386_pe_encode_section_info.
11612 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
11613 Move check for prior decoration of stdcall
11614 symbols to i386_pe_encode_section_info.
11615 (i386_pe_encode_section_info): Adjust call to
11616 gen_stdcall_or_fastcall_suffix. Use
11617 i386_pe_maybe_mangle_decl_assembler_name, if needed.
11618 (i386_pe_mangle_decl_assembler_name): New. Wrap
11619 i386_pe_maybe_mangle_decl_assembler_name.
11621 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
11623 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
11624 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
11625 * langhooks.c (get_signed_or_unsigned_type): Don't check for
11626 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
11627 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
11630 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
11631 Nigel Stephens <nigel@mips.com>
11632 Richard Sandiford <richard@codesourcery.com>
11634 Fix up MIPS16 hard float and add support for complex.
11636 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
11637 (TARGET_SOFT_FLOAT_ABI): New.
11638 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
11639 __mips_soft_float to reflect the ABI in use, not whether the
11640 FPU is directly accessible (e.g., in MIPS16 mode).
11641 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
11642 (UNITS_PER_FPVALUE): Likewise.
11644 * config/mips/mips.c (mips_expand_call): Remove redundant
11645 TARGET_MIPS16 check.
11646 (mips_arg_regno): New.
11647 (function_arg_advance): When setting bits in cum->fp_code for
11648 MIPS16, don't subtract 1 from cum->arg_number, since it is now
11650 (function_arg): Use mips_arg_regno.
11651 (mips_return_mode_in_fpr_p): New.
11652 (mips16_call_stub_mode_suffix): New.
11653 (mips16_cfun_returns_in_fpr_p): New.
11654 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
11655 (mips_output_function_prologue): Test mips16_hard_float, not
11656 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
11657 (mips_expand_epilogue): Call MIPS16 helper routines to copy
11658 return value into a floating-point register.
11659 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
11660 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
11661 (mips16_fp_args): Handle MIPS32r2 ISA which supports
11662 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
11663 word of double arguments from or to the high bits of 64-bit
11664 floating point registers.
11665 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
11666 (mips16_fpret_double): New helper function.
11667 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
11668 support for complex modes. Fill in DECL_RESULT for stubdecl.
11669 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
11671 * config/mips/mips16.S
11672 (RET, ARG1, ARG2): New.
11673 (MERGE_GPRf, MERGE_GPRt): New.
11674 (DELAYt, DELAYf): New.
11675 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
11676 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
11677 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
11678 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
11679 (SFOP): Renamed to...
11680 (OPSF3): This, and macro-ified. Updated all uses.
11681 (SFOP2): Renamed to...
11682 (OPSF2): This, and macro-ified. Updated all uses.
11683 (SFCMP): Renamed to...
11684 (CMPSF): This, and macro-ified. Updated all uses.
11685 (SFREVCMP): Renamed to...
11686 (REVCMPSF): This, and macro-ified. Updated all uses.
11687 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
11688 (LDDBL1, LDDBL2, RETDBL): Deleted.
11689 (DFOP): Renamed to...
11690 (OPDF3): This, and macro-ified. Updated all uses.
11691 (DFOP2): Renamed to...
11692 (OPDF2): This, and macro-ified. Updated all uses.
11693 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
11694 (DFCMP): Renamed to...
11695 (CMPDF): This, and macro-ified. Updated all uses.
11696 (DFREVCMP): Renamed to...
11697 (REVCMPDF): This, and macro-ified. Updated all uses.
11698 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
11699 (RET_FUNCTION): New.
11700 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
11701 (__mips16_ret_sc, __mips16_ret_dc): New.
11702 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
11703 STUB_ARGS_6, STUB_ARGS_10): New.
11704 (CALL_STUB_NO_RET): New.
11705 (__mips16_call_stub_1): Macro-ified.
11706 (__mips16_call_stub_5): Macro-ified.
11707 (__mips16_call_stub_2): Macro-ified.
11708 (__mips16_call_stub_6): Macro-ified.
11709 (__mips16_call_stub_9): Macro-ified.
11710 (__mips16_call_stub_10): Macro-ified.
11711 (CALL_STUB_RET): New.
11712 (__mips16_call_stub_sf_0): Macro-ified.
11713 (__mips16_call_stub_sf_1): Macro-ified.
11714 (__mips16_call_stub_sf_5): Macro-ified.
11715 (__mips16_call_stub_sf_2): Macro-ified.
11716 (__mips16_call_stub_sf_6): Macro-ified.
11717 (__mips16_call_stub_sf_9): Macro-ified.
11718 (__mips16_call_stub_sf_10): Macro-ified.
11719 (__mips16_call_stub_df_0): Macro-ified.
11720 (__mips16_call_stub_df_1): Macro-ified.
11721 (__mips16_call_stub_df_5): Macro-ified.
11722 (__mips16_call_stub_df_2): Macro-ified.
11723 (__mips16_call_stub_df_6): Macro-ified.
11724 (__mips16_call_stub_df_9): Macro-ified.
11725 (__mips16_call_stub_df_10): Macro-ified.
11726 (__mips16_call_stub_sc_0): New.
11727 (__mips16_call_stub_sc_1): New.
11728 (__mips16_call_stub_sc_5): New.
11729 (__mips16_call_stub_sc_2): New.
11730 (__mips16_call_stub_sc_6): New.
11731 (__mips16_call_stub_sc_9): New.
11732 (__mips16_call_stub_sc_10): New.
11733 (__mips16_call_stub_dc_0): New.
11734 (__mips16_call_stub_dc_1): New.
11735 (__mips16_call_stub_dc_5): New.
11736 (__mips16_call_stub_dc_2): New.
11737 (__mips16_call_stub_dc_6): New.
11738 (__mips16_call_stub_dc_9): New.
11739 (__mips16_call_stub_dc_10): New.
11741 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
11742 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
11743 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
11745 2007-05-23 Ian Lance Taylor <iant@google.com>
11747 * doc/invoke.texi (Invoking GCC): Document that the order of the
11750 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
11753 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
11754 * config/score/predicate.md (const_pow2, const_npow2): Remove.
11755 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
11759 * config/score/score.c (score_print_operand): Make sure that only
11760 lower bits are used.
11762 2007-05-22 Ian Lance Taylor <iant@google.com>
11764 * tree-vrp.c (avoid_overflow_infinity): New static function,
11765 broken out of set_value_range_to_value.
11766 (set_value_range_to_value): Call avoid_overflow_infinity.
11767 (extract_range_from_assert): Likewise.
11769 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11771 PR middle-end/31095
11772 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
11773 change the type before looking for a COMPOUND_EXPR.
11775 2007-05-22 Ian Lance Taylor <iant@google.com>
11777 * lower-subreg.c (decompose_multiword_subregs): If we change an
11778 insn, call remove_retval_note on it.
11780 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
11782 * regs.h (end_hard_regno): New function.
11783 (END_HARD_REGNO, END_REGNO): New macros.
11784 (add_to_hard_reg_set): New function.
11785 (remove_from_hard_reg_set): Likewise.
11786 (in_hard_reg_set_p): Likewise.
11787 (overlaps_hard_reg_set_p): Likewise.
11788 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
11789 (note_btr_set): Use END_HARD_REGNO.
11790 * caller-save.c (setup_save_areas): Use end_hard_regno.
11791 (mark_set_regs): Use END_HARD_REGNO.
11792 (add_stored_regs): Use end_hard_regno.
11793 (mark_referenced_regs): Use add_to_hard_reg_set.
11794 * combine.c (update_table_tick): Use END_REGNO.
11795 (record_value_for_reg): Likewise.
11796 (record_dead_and_set_regs): Likewise.
11797 (get_last_value_validate): Likewise.
11798 (use_crosses_set_p): Likewise.
11799 (reg_dead_at_p_1): Likewise.
11800 (reg_dead_at_p): Likewise.
11801 (mark_used_regs_combine): Use add_to_hard_reg_set.
11802 (move_deaths): Use END_HARD_REGNO.
11803 (reg_bitfield_target_p): Use end_hard_regno.
11804 (distribute_notes): Use END_HARD_REGNO.
11805 * cse.c (mention_regs): Use END_REGNO.
11806 (insert): Use add_to_hard_reg_set.
11807 (invalidate): Use END_HARD_REGNO.
11808 (invalidate_for_call): Likewise.
11809 (exp_equiv_p): Use END_REGNO.
11810 (cse_insn): Likewise.
11811 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
11812 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
11813 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
11814 * function.c (keep_stack_depressed): Use end_hard_regno.
11815 * global.c (global_alloc): Use end_hard_regno.
11816 (global_conflicts): Use add_to_hard_reg_set instead of
11818 (find_reg): Likewise.
11819 (mark_reg_store): Likewise.
11820 (mark_reg_conflicts): Likewise.
11821 (mark_reg_death): Use remove_from_hard_reg_set.
11822 (mark_reg_live_nc): Delete.
11823 (set_preference): Use end_hard_regno.
11824 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
11825 remove_from_hard_reg_set.
11826 (post_mark_life): Use add_to_hard_reg_set.
11827 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
11828 (reg_becomes_live): Use add_to_hard_reg_set.
11829 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
11830 (peep2_find_free_register): Use add_to_hard_reg_set.
11831 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
11832 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
11833 * regrename.c (note_sets): Use add_to_hard_reg_set.
11834 (clear_dead_regs): Use remove_from_hard_reg_set.
11835 (regrename_optimize): Use add_to_hard_reg_set.
11836 (find_oldest_value_reg): Use in_hard_reg_set_p.
11837 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
11838 (hard_reg_set_here_p): Use end_hard_regno.
11839 (decompose): Likewise.
11840 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
11841 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
11842 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
11843 (mark_home_live): Use end_hard_regno.
11844 (spill_hard_reg): Likewise.
11845 (clear_reload_reg_in_use): Likewise.
11846 * reorg.c (delete_prior_computation): Use END_REGNO.
11847 * resource.c (update_live_status): Use END_HARD_REGNO.
11848 (mark_referenced_resources): Use add_to_hard_reg_set.
11849 (mark_set_resources): Likewise.
11850 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
11851 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
11852 (reg_overlap_mentioned_p): Likewise.
11853 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
11854 (covers_regno_no_parallel_p): Use END_REGNO.
11855 (find_regno_note): Likewise.
11856 (find_reg_fusage): Use END_HARD_REGNO.
11857 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
11858 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
11860 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
11862 * mode-switching.c (reg_dies): Change type of second argument to
11864 (optimize_mode_switching): Update accordingly.
11866 2007-05-22 Richard Sandiford <richard@codesourcery.com>
11868 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
11870 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
11871 (hard_reg_set_empty_p): ...these new functions.
11872 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
11873 GO_IF_HARD_REG_SUBSET.
11874 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
11875 instead of GO_IF_HARD_REG_EQUAL.
11876 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
11877 instead of GO_IF_HARD_REG_EQUAL.
11878 * global.c (find_reg): Use hard_reg_set_empty_p instead of
11879 GO_IF_HARD_REG_SUBSET.
11880 (modify_reg_pav): Use hard_reg_set_empty_p instead of
11881 GO_IF_HARD_REG_EQUAL.
11882 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
11883 of GO_IF_HARD_REG_SUBSET.
11884 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
11885 instead of GO_IF_HARD_REG_EQUAL.
11886 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
11887 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
11888 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
11889 of GO_IF_HARD_REG_SUBSET,
11890 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
11891 GO_IF_HARD_REG_SUBSET.
11892 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
11893 instead of GO_IF_HARD_REG_EQUAL.
11894 * config/sh/sh.c (push_regs, calc_live_regs): Use
11895 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
11896 (hard_regs_intersect_p): Delete.
11898 2007-05-22 Janis Johnson <janis187@us.ibm.com>
11900 * doc/sourcebuild.texi (Test Directives) Add dg-message.
11902 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
11903 Richard Henderson <rth@redhat.com>
11905 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
11907 (x86_64-*-*): Likewise.
11909 * i386/i386-modes.def (V2QI): New.
11911 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
11913 (override_options): Support SSE4.1.
11914 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
11915 (IX86_BUILTIN_BLENDPS): Likewise.
11916 (IX86_BUILTIN_BLENDVPD): Likewise.
11917 (IX86_BUILTIN_BLENDVPS): Likewise.
11918 (IX86_BUILTIN_PBLENDVB128): Likewise.
11919 (IX86_BUILTIN_PBLENDW128): Likewise.
11920 (IX86_BUILTIN_DPPD): Likewise.
11921 (IX86_BUILTIN_DPPS): Likewise.
11922 (IX86_BUILTIN_INSERTPS128): Likewise.
11923 (IX86_BUILTIN_MOVNTDQA): Likewise.
11924 (IX86_BUILTIN_MPSADBW128): Likewise.
11925 (IX86_BUILTIN_PACKUSDW128): Likewise.
11926 (IX86_BUILTIN_PCMPEQQ): Likewise.
11927 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
11928 (IX86_BUILTIN_PMAXSB128): Likewise.
11929 (IX86_BUILTIN_PMAXSD128): Likewise.
11930 (IX86_BUILTIN_PMAXUD128): Likewise.
11931 (IX86_BUILTIN_PMAXUW128): Likewise.
11932 (IX86_BUILTIN_PMINSB128): Likewise.
11933 (IX86_BUILTIN_PMINSD128): Likewise.
11934 (IX86_BUILTIN_PMINUD128): Likewise.
11935 (IX86_BUILTIN_PMINUW128): Likewise.
11936 (IX86_BUILTIN_PMOVSXBW128): Likewise.
11937 (IX86_BUILTIN_PMOVSXBD128): Likewise.
11938 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
11939 (IX86_BUILTIN_PMOVSXWD128): Likewise.
11940 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
11941 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
11942 (IX86_BUILTIN_PMOVZXBW128): Likewise.
11943 (IX86_BUILTIN_PMOVZXBD128): Likewise.
11944 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
11945 (IX86_BUILTIN_PMOVZXWD128): Likewise.
11946 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
11947 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
11948 (IX86_BUILTIN_PMULDQ128): Likewise.
11949 (IX86_BUILTIN_PMULLD128): Likewise.
11950 (IX86_BUILTIN_ROUNDPD): Likewise.
11951 (IX86_BUILTIN_ROUNDPS): Likewise.
11952 (IX86_BUILTIN_ROUNDSD): Likewise.
11953 (IX86_BUILTIN_ROUNDSS): Likewise.
11954 (IX86_BUILTIN_PTESTZ): Likewise.
11955 (IX86_BUILTIN_PTESTC): Likewise.
11956 (IX86_BUILTIN_PTESTNZC): Likewise.
11957 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
11958 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
11959 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
11960 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
11961 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
11962 (bdesc_ptest): New.
11963 (bdesc_sse_3arg): Likewise.
11964 (bdesc_2arg): Likewise.
11965 (bdesc_1arg): Likewise.
11966 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
11968 (ix86_expand_sse_4_operands_builtin): New.
11969 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
11970 smaller than 8 bits as the 2nd arg.
11971 (ix86_expand_sse_ptest): New.
11972 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
11973 (ix86_expand_vector_set): Support SSE4.1.
11974 (ix86_expand_vector_extract): Likewise.
11976 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
11977 __SSE4_1__ for -msse4.1.
11979 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
11980 (UNSPEC_INSERTPS): Likewise.
11981 (UNSPEC_DP): Likewise.
11982 (UNSPEC_MOVNTDQA): Likewise.
11983 (UNSPEC_MPSADBW): Likewise.
11984 (UNSPEC_PHMINPOSUW): Likewise.
11985 (UNSPEC_PTEST): Likewise.
11986 (UNSPEC_ROUNDP): Likewise.
11987 (UNSPEC_ROUNDS): Likewise.
11989 * config/i386/i386.opt (msse4.1): New for SSE4.1.
11991 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
11992 (const_pow2_1_to_32768_operand): Likewise.
11994 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
11997 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
11999 (sse4_1_insertps): Likewise.
12000 (*sse4_1_extractps): Likewise.
12001 (sse4_1_ptest): Likewise.
12002 (sse4_1_mulv2siv2di3): Likewise.
12003 (*sse4_1_mulv4si3): Likewise.
12004 (*sse4_1_smax<mode>3): Likewise.
12005 (*sse4_1_umax<mode>3): Likewise.
12006 (*sse4_1_smin<mode>3): Likewise.
12007 (*sse4_1_umin<mode>3): Likewise.
12008 (sse4_1_eqv2di3): Likewise.
12009 (*sse4_1_pinsrb): Likewise.
12010 (*sse4_1_pinsrd): Likewise.
12011 (*sse4_1_pinsrq): Likewise.
12012 (*sse4_1_pextrb): Likewise.
12013 (*sse4_1_pextrb_memory): Likewise.
12014 (*sse4_1_pextrw_memory): Likewise.
12015 (*sse4_1_pextrq): Likewise.
12016 (sse4_1_blendpd): Likewise.
12017 (sse4_1_blendps): Likewise.
12018 (sse4_1_blendvpd): Likewise.
12019 (sse4_1_blendvps): Likewise.
12020 (sse4_1_dppd): Likewise.
12021 (sse4_1_dpps): Likewise.
12022 (sse4_1_movntdqa): Likewise.
12023 (sse4_1_mpsadbw): Likewise.
12024 (sse4_1_packusdw): Likewise.
12025 (sse4_1_pblendvb): Likewise.
12026 (sse4_1_pblendw): Likewise.
12027 (sse4_1_phminposuw): Likewise.
12028 (sse4_1_extendv8qiv8hi2): Likewise.
12029 (*sse4_1_extendv8qiv8hi2): Likewise.
12030 (sse4_1_extendv4qiv4si2): Likewise.
12031 (*sse4_1_extendv4qiv4si2): Likewise.
12032 (sse4_1_extendv2qiv2di2): Likewise.
12033 (*sse4_1_extendv2qiv2di2): Likewise.
12034 (sse4_1_extendv4hiv4si2): Likewise.
12035 (*sse4_1_extendv4hiv4si2): Likewise.
12036 (sse4_1_extendv2hiv2di2): Likewise.
12037 (*sse4_1_extendv2hiv2di2): Likewise.
12038 (sse4_1_extendv2siv2di2): Likewise.
12039 (*sse4_1_extendv2siv2di2): Likewise.
12040 (sse4_1_zero_extendv8qiv8hi2): Likewise.
12041 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
12042 (sse4_1_zero_extendv4qiv4si2): Likewise.
12043 (*sse4_1_zero_extendv4qiv4si2): Likewise.
12044 (sse4_1_zero_extendv2qiv2di2): Likewise.
12045 (*sse4_1_zero_extendv2qiv2di2): Likewise.
12046 (sse4_1_zero_extendv4hiv4si2): Likewise.
12047 (*sse4_1_zero_extendv4hiv4si2): Likewise.
12048 (sse4_1_zero_extendv2hiv2di2): Likewise.
12049 (*sse4_1_zero_extendv2hiv2di2): Likewise.
12050 (sse4_1_zero_extendv2siv2di2): Likewise.
12051 (*sse4_1_zero_extendv2siv2di2): Likewise.
12052 (sse4_1_roundpd): Likewise.
12053 (sse4_1_roundps): Likewise.
12054 (sse4_1_roundsd): Likewise.
12055 (sse4_1_roundss): Likewise.
12056 (mulv4si3): Don't expand for SSE4.1.
12057 (smax<mode>3): Likewise.
12058 (umaxv4si3): Likewise.
12059 (uminv16qi3): Likewise.
12060 (umin<mode>3): Likewise.
12061 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
12063 * doc/extend.texi: Document SSE4.1 built-in functions.
12065 * doc/invoke.texi: Document -msse4.1.
12067 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
12069 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
12070 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
12071 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
12072 (ASM_SPEC): Add asm_pcrel_spec.
12073 (EXTRA_SPECS): Add asm_pcrel_spec.
12075 2007-05-21 David Daney <ddaney@avtrex.com>
12077 * doc/install.texi (Building a cross compiler): Add requirements
12078 for Java cross compiler.
12080 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12082 PR middle-end/31995
12083 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
12084 Add loopno argument. Use evolution_function_is_invariant_rec_p
12085 instead of evolution_function_is_constant_p.
12086 Update calls to evolution_function_is_affine_multivariate_p.
12087 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
12088 Add loopno argument.
12089 * tree-scalar-evolution.c (gather_chrec_stats): Call
12090 evolution_function_is_affine_multivariate_p with a loop
12092 * tree-data-ref.c (analyze_miv_subscript): Likewise.
12093 (analyze_overlapping_iterations): Likewise.
12094 (access_functions_are_affine_or_constant_p): Likewise.
12095 (build_classic_dist_vector_1): If the access functions
12096 are equal, don't do anything.
12098 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
12099 Paolo Carlini <pcarlini@suse.de>
12100 Uros Bizjak <ubizjak@gmail.com>
12102 * c-cppbuiltin.c (c_cpp_builtins): Define
12103 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
12104 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
12105 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
12106 * doc/cpp.texi ([Standard Predefined Macros]): Document.
12108 2007-05-21 Mike Stump <mrs@apple.com>
12110 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
12112 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
12114 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
12116 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
12117 implementation if __OPTIMIZE__ is not defined.
12118 (_mm_alignr_pi8): Ditto.
12119 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
12120 (_mm_inserti_si64): Ditto.
12121 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
12122 (_mm_slli_epi16): Ditto.
12123 (_mm_slli_epi32): Ditto.
12124 (_mm_slli_epi64): Ditto.
12125 (_mm_srai_epi16): Ditto.
12126 (_mm_srai_epi32): Ditto.
12127 (_mm_srli_si128): Ditto.
12128 (_mm_slli_si128): Ditto.
12129 (_mm_srli_epi16): Ditto.
12130 (_mm_srli_epi32): Ditto.
12131 (_mm_srli_epi64): Ditto.
12132 (_mm_extract_epi16): Ditto.
12133 (_mm_insert_epi16): Ditto.
12134 (_mm_shufflehi_epi16): Ditto.
12135 (_mm_shufflelo_epi16): Ditto.
12136 (_mm_shuffle_epi32): Ditto.
12137 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
12138 (_m_pextrw): Ditto.
12139 (_mm_insert_pi16): Ditto.
12140 (_m_pinsrw): Ditto.
12141 (_mm_shuffle_pi16): Ditto.
12142 (_m_pshufw): Ditto.
12143 (_mm_shufle_ps): Ditto.
12144 (_mm_prefetch): Ditto.
12146 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
12148 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
12149 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
12150 * real.c (encode_i370_single, decode_i370_single,
12151 encode_i370_double, decode_i370_double): Functions removed.
12152 (i370_single_format, i370_double_format): Initializations removed.
12153 (real_maxval, round_for_format, exact_real_truncate, significand_size):
12154 Consider the log2_b field to always be one.
12155 (ieee_single_format, mips_single_format, coldfire_single_format,
12156 ieee_double_format, mips_double_format, coldfire_double_format,
12157 ieee_extended_motorola_format, ieee_extended_intel_96_format,
12158 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
12159 ibm_extended_format, mips_extended_format, ieee_quad_format,
12160 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
12161 decimal_single_format, decimal_double_format, decimal_quad_format,
12162 c4x_single_format, c4x_extended_format, real_internal_format): Remove
12163 initialization of log2_b.
12164 * real.h (i370_single_format, i370_double_format): Declarations
12166 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
12167 field to always be one.
12169 2007-05-21 Andreas Schwab <schwab@suse.de>
12171 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
12172 NOTE_INSN_BASIC_BLOCK_P.
12173 (process_for_unwind_directive): Likewise.
12175 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
12177 * builtins.c (expand_builtin_setjmp_setup): Update comment.
12178 * function.h (struct function): Move va_list_gpr_size,
12179 va_list_fpr_size, function_frequency to front of bitfields. Add
12181 (current_function_calls_unwind_init): New.
12182 * except.c (expand_builtin_unwind_init): Set
12183 current_function_calls_unwind_init not
12184 current_function_has_nonlocal_label.
12185 * reload1.c (has_nonexceptional_receiver): New.
12186 (reload): Use it and current_function_calls_unwind_init to
12187 determine whether call-saved regs must be saved.
12189 2007-05-20 Jan Hubicka <jh@suse.cz>
12191 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
12192 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
12193 * ddg.c (create_ddg): LIkewise.
12194 * final.c (final): Remove hunk moving line number notes around since
12195 they are no longer present at this stage.
12196 (final_scan_insn): Use NOTE_KIND instead of
12197 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
12198 (output_asm_label): Likewise.
12199 * reorg.c (dbr_schedule): Likewise.
12200 * haifa-sched.c (unlink_other_notes): Likewise.
12201 * mode-switching.c (optimize_mode_switching): Likewise.
12202 * graph.c (start_bb): Likewise.
12203 * rtl.def (NOTE): Update description.
12204 * jump.c (squeeze_notes): Delete.
12205 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
12206 NOTE_INSN_BASIC_BLOCK_P when possible.
12207 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
12208 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
12209 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
12210 (dwarf2out_var_location): Likewise.
12211 * cfgbuild.c (make_edges): Likewise.
12212 (find_basic_blocks_1): Likewise.
12213 * function.c (reorder_blocks_1): Likewise.
12214 (epilogue_done): Likewise.
12215 (reposition_prologue_and_epilogue_notes): Likewise.
12216 * print-rtl.c (print_rtx): Likewise; drop code for printing
12218 (print_rtl): Likewise.
12219 (print_rtl_single): Likewise.
12220 * gcse.c (insert_insn_start_bb): Likewise.
12221 * alias.c (init_alias_analysis): Likewise.
12222 * calls.c (fixup_tail_calls): Likewise.
12223 * except.c (sjlj_emit_function_enter): Likewise.
12224 * emit-rtl.c (add_insn_after): Likeiwse.
12225 (emit_label_before): Likewise.
12226 (emit_label_after): Likewise.
12227 (emit_note_before, emit_note_after, emit_note): Update
12228 parameter to be enum insn_note; do not deal with source
12230 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
12231 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
12233 (merge_blocks_move_successor_nojumps): Simplify now when
12234 we don't have BLOCK notes.
12235 (try_optimize_cfg): Likewise.
12236 * cfglayout.c (skip_insns_after_block): Likewise.
12237 (record_effective_endpoints): Likewise.
12238 (duplicate_insn_chain): Likewise.
12239 * varasm.c (output_constant_pool_1): Likewise.
12240 * sched-deps.c (sched_analyze): Likewise.
12241 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
12243 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
12244 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
12245 (SET_INSN_DELETED): Simplify.
12246 (NOTE_LINE_NUMBER): Exterminate.
12247 (NOTE_LINE_KIND): New.
12248 (NOTE_INSN_BASIC_BLOCK_P): Update.
12249 (enum insn_note): Simplify.
12250 (GET_NOTE_INSN_NAME) Simplify.
12251 (emit_note_before, emit_note_after, emit_note): Update prototype.
12252 (squeeze_notes): Remove.
12253 * sched-int.h (NOTE_NOT_BB_P): Update.
12254 * resource.c (mark_target_live_regs): Update.
12255 * sched-rgn.c (debug_dependencies): Update.
12256 * sched-vis.c (print_insn): Update.
12257 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
12258 * config/i386/i386.c (ix86_output_function_epilogue): Update.
12259 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
12260 (TARGET_ADJUST_UNROLL_MAX): Likewise.
12261 (split_branches): Update.
12262 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
12264 (sh_adjust_unroll_max): Exterminate.
12265 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
12266 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
12267 (m68hc11_reorg): Likewise.
12268 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
12269 (emit_predicate_relation_info): Update.
12270 (process_for_unwind_directive): Update.
12271 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
12272 (output_call): Update.
12273 * config/pa/pa.c (output_lbranch): Update.
12274 (output_millicode_call): Update.
12275 (output_call): Update.
12276 (pa_combine_instructions): Update.
12277 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
12278 * config/bfin/bfin.c (gen_one_bundle): Update.
12279 * cfgrtl.c (can_delete_note_p): Update.
12280 (delete_insn): Update.
12281 (rtl_merge_blocks): Update.
12282 (commit_one_edge_insertion): Update.
12283 (rtl_verify_flow_info): Update.
12284 * stmt.c (expand_case): Do not call squeeze_notes.
12286 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12293 * c.opt (Wtype-limits): New.
12294 * doc/invoke.texi (Wtype-limits): Document it.
12295 (Wextra): Enabled by -Wextra.
12296 * c-opts.c (c_common_post_options): Enabled by -Wextra.
12297 * c-common.c (shorten_compare): Warn with Wtype-limits.
12299 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
12301 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
12302 inlined function, not as a macro.
12303 (_mm_alignr_pi8): Ditto.
12304 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
12305 (_mm_inserti_si64): Ditto.
12306 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
12307 (_mm_extract_epi16): Ditto.
12308 (_mm_insert_epi16): Ditto.
12309 (_mm_shufflehi_epi16): Ditto.
12310 (_mm_shufflelo_epi16): Ditto.
12311 (_mm_shuffle_epi32): Ditto.
12312 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
12313 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
12315 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
12317 (_m_to_float): Use C89 compatible assignment.
12319 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
12322 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
12324 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12327 * doc/invoke.texi (Wreturn-type): Complete description.
12328 (Wextra): Delete item about return-type warning.
12329 * c-decl.c: Delete redundant Wextra warning.
12331 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
12334 * config/i386/pmmintrin.h: Do not include xmmintrin.h
12335 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
12336 inlined function, not as a macro.
12337 (_mm_prefetch): Ditto.
12338 (_m_pextrw): Ditto.
12339 (_mm_insert_pi16): Ditto.
12340 (_m_pinsrw): Ditto.
12341 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
12342 (_m_pshufw): Ditto. Add const to __N argument.
12343 (_mm_shufle_ps): Ditto. Add const to __mask argument.
12344 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
12345 (_mm_slli_epi32): Ditto.
12346 (_mm_srli_si128): Implement as always inlined function, not as a
12347 macro. Add __inline to function declaration.
12348 (_mm_slli_si128): Ditto.
12350 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
12352 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
12353 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
12355 (struct fenv): New structure.
12356 (FP_HANDLE_EXCEPTIONS): New define.
12357 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
12358 (_FP_DECL_EXP): New define.
12359 (FP_INIT_ROUNDMODE): New define.
12360 (FP_ROUNDMODE): New define.
12362 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12364 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
12365 (Wconversion): Update description.
12366 (Wconversion-sign): New.
12367 * c.opt (Wconversion-sign): New.
12368 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
12369 means disabled for C++. Otherwise, take the status of Wconversion.
12370 * c-common.c (conversion_warning): Warn with either Wconversion or
12372 (warnings_for_convert_and_check): Conditions are already checked by
12373 conversion_warning.
12374 (convert_and_check): Don't check warnings if the conversion failed.
12376 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
12377 Anatoly Sokolov <aesok@dol.ru>
12379 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
12380 avr_epilogue_uses) : Add declaration.
12381 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
12382 * config/avr/constraints.md (R): New constraint.
12383 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
12384 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
12385 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
12386 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
12387 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
12388 call_prologue_saves, epilogue_restores, return_from_epilogue,
12389 return_from_main_epilogue, return_from_interrupt_epilogue,
12390 return_from_naked_epilogue, prologue, epilogue): New patterns.
12391 (jump): Handle symbol reference.
12392 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
12393 avr_output_function_prologue, avr_output_function_epilogue): Remove
12395 (avr_init_machine_status, expand_prologue, expand_epilogue,
12396 avr_asm_function_end_prologue, avr_epilogue_uses,
12397 avr_asm_function_begin_epilogue): New functions.
12398 (prologue_size, epilogue_size, jump_tables_size): Remove global
12400 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
12401 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
12402 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
12403 (avr_override_options): Initialise init_machine_status.
12404 (output_movhi): Handle all stack pointer loads.
12405 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
12406 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
12407 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
12408 (EPILOGUE_USES) Redefine.
12409 (machine_function) Declare.
12411 2007-05-19 Richard Sandiford <richard@codesourcery.com>
12413 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
12414 Use a single return statement.
12416 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12418 PR middle-end/30250
12419 * builtins.c (do_mpfr_lgamma_r): New.
12420 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
12421 * tree.h (CASE_FLT_FN_REENT): New.
12423 2007-05-18 Geoffrey Keating <geoffk@apple.com>
12425 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
12426 (output_die): Use 'unsigned long' with %x.
12427 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
12428 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
12429 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
12431 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
12433 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
12438 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
12439 true if function has no argument.
12441 2007-05-18 DJ Delorie <dj@redhat.com>
12443 * config/mips/mips.c (mips_offset_within_alignment_p): New.
12444 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
12446 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
12448 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
12449 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
12450 count_trailing_zeros.
12451 (__i386__): Implement count_leading_zeros using __builtin_clz().
12452 Implement count_trailing_zeros usign __builtin_ctz().
12454 2007-05-18 Richard Sandiford <richard@codesourcery.com>
12456 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
12458 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
12460 PR middle-end/31344
12461 * expr.c (emit_move_change_mode): Change mode of push operands here.
12463 2007-05-17 Ian Lance Taylor <iant@google.com>
12465 PR tree-optimization/31953
12466 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
12467 Change all callers.
12468 (set_value_range_to_null): Call set_value_range_to_value.
12469 (extract_range_from_comparison): Likewise.
12471 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12473 * toplev.c (print_version): Output GMP/MPFR version info.
12475 * builtins.c (CASE_MATHFN_REENT): New macro.
12476 (mathfn_built_in): Use it.
12477 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
12478 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
12479 BUILT_IN_LGAMMAL_R): New.
12480 * doc/extend.texi: Document new builtins.
12482 PR middle-end/31796
12483 * builtins.c (do_mpfr_remquo): New.
12484 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
12485 (fold_builtin_3): Handle BUILT_IN_REMQUO.
12487 PR middle-end/30251
12488 * builtins.c (fold_builtin_1): Handle y0, y1.
12489 (fold_builtin_2): Handle yn.
12491 PR middle-end/30251
12492 * builtins.c (do_mpfr_bessel_n): New.
12493 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
12494 (fold_builtin_2): Handle BUILT_IN_JN.
12496 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
12499 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
12500 TYPE_PRECISION (intmax_type_node).
12502 2007-05-17 Steve Ellcey <sje@cup.hp.com>
12505 * reload.c (subst_reloads): Remove checking.
12507 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
12509 PR rtl-optimization/31691
12510 * combine.c (simplify_set): Build a new src pattern instead of
12511 substituting its operands in the COMPARE case.
12513 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
12515 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
12516 (execute_vrp): Preserve loops through jump threading.
12517 * tree-ssa-threadupdate.c (thread_single_edge,
12518 dbds_continue_enumeration_p, determine_bb_domination_status,
12519 thread_through_loop_header): New functions.
12520 (create_edge_and_update_destination_phis,
12521 create_edge_and_update_destination_phis): Set loops for the new blocks.
12522 (prune_undesirable_thread_requests): Removed.
12523 (redirect_edges): Do not pretend that redirect_edge_and_branch can
12525 (thread_block): Do not call prune_undesirable_thread_requests.
12527 (mark_threaded_blocks): Select edges to thread here.
12528 (thread_through_all_blocks): Take may_peel_loop_headers argument.
12529 Thread edges through loop headers independently.
12530 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
12531 * tree-pass.h (TODO_mark_first_instance): New.
12532 (first_pass_instance): Declare.
12533 * cfghooks.c (duplicate_block): Put the block to the original loop
12534 if copy is not specified.
12535 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
12536 jump threading. Pass may_peel_loop_headers to
12537 thread_through_all_blocks according to first_pass_instance.
12538 * cfgloop.h (create_preheader): Declare.
12539 * tree-flow.h (thread_through_all_blocks): Declaration changed.
12540 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
12541 * passes.c (first_pass_instance): New variable.
12542 (next_pass_1): Set TODO_mark_first_instance.
12543 (execute_todo): Set first_pass_instance.
12545 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
12547 PR tree-optimization/24659
12548 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
12549 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
12550 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
12551 OTI_vec_pack_ufix_trunc.
12552 (vec_unpacks_float_hi_optab): Define new macro.
12553 (vec_unpacks_float_lo_optab): Ditto.
12554 (vec_unpacku_float_hi_optab): Ditto.
12555 (vec_unpacku_float_lo_optab): Ditto.
12556 (vec_pack_sfix_trunc_optab): Ditto.
12557 (vec_pack_ufix_trunc_optab): Ditto.
12558 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
12559 and vec_pack_[s|u]fix_trunc_optab using
12560 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
12561 * tree-vectorizer.c (supportable_widening_operation): Handle
12562 FLOAT_EXPR and CONVERT_EXPR. Update comment.
12563 (supportable_narrowing_operation): New function.
12564 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
12565 * tree-vect-transform.c (vectorizable_conversion): Handle
12566 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
12567 (vect_gen_widened_results_half): Move before vectorizable_conversion.
12568 (vectorizable_type_demotion): Call supportable_narrowing_operation()
12569 to check for target support.
12570 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
12571 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
12572 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
12573 for VEC_PACK_FIX_TRUNC_EXPR.
12574 (expand_binop): Special case mode of the result for
12575 vec_pack_[u|s]fix_trunc_optab.
12576 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
12577 vec_pack_[u|s]fix_trunc_optab.
12579 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
12580 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
12581 * tree-pretty-print.c (dump_generic_node): Handle
12582 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
12583 VEC_PACK_FIX_TRUNC_EXPR.
12585 * expr.c (expand_expr_real_1): Ditto.
12586 * tree-inline.c (estimate_num_insns_1): Ditto.
12587 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12589 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
12590 (vec_unpacks_float_lo_v8hi): Ditto.
12591 (vec_unpacku_float_hi_v8hi): Ditto.
12592 (vec_unpacku_float_lo_v8hi): Ditto.
12593 (vec_unpacks_float_hi_v4si): Ditto.
12594 (vec_unpacks_float_lo_v4si): Ditto.
12595 (vec_pack_sfix_trunc_v2df): Ditto.
12597 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
12599 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
12600 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
12601 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
12602 [vec_pack_ufix_trunc]: Ditto.
12603 [vec_unpacks_float_hi]: Ditto.
12604 [vec_unpacks_float_lo]: Ditto.
12605 [vec_unpacku_float_hi]: Ditto.
12606 [vec_unpacku_float_lo]: Ditto.
12608 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
12610 * soft-fp/README: Update for new files.
12611 * soft-fp/floattisf.c: New file.
12612 * soft-fp/floattidf.c: New file.
12613 * soft-fp/floattitf.c: New file.
12614 * soft-fp/floatuntisf.c: New file.
12615 * soft-fp/floatuntidf.c: New file.
12616 * soft-fp/floatuntitf.c: New file.
12617 * soft-fp/fixsfti.c: New file.
12618 * soft-fp/fixdfti.c: New file.
12619 * soft-fp/fixtfti.c: New file.
12620 * soft-fp/fixunssfti.c: New file.
12621 * soft-fp/fixunsdfti.c: New file.
12622 * soft-fp/fixunstfti.c: New file.
12623 * soft-fp/extendxftf.c: New file.
12624 * soft-fp/trunctfxf.c: New file.
12626 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
12627 (__trunctfxf2): Ditto.
12629 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
12630 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
12631 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
12632 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
12633 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
12634 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
12636 * config/i386/t-fprules-softfp64: New file.
12637 * config/i386/sfp-machine.h: New file.
12638 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
12639 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
12640 and soft-fp/t-softfp to tmake_file.
12641 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
12642 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
12644 * config/i386/t-linux64 (softfp_wrap_start): New.
12645 (softfp_wrap_end): New.
12646 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
12647 supported for TARGET_64BIT.
12649 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
12651 * c-common.c (c_common_signed_or_unsigned_type): Emulate
12652 c_common_unsigned_type behavior.
12654 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
12656 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
12659 2007-05-16 Eric Christopher <echristo@apple.com>
12661 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
12662 saving after stack push. Set sp_offset whenever we push.
12663 (rs6000_emit_epilogue): Move altivec register restore before
12666 2007-05-16 Richard Sandiford <richard@codesourcery.com>
12668 * configure.ac: Allow sysroots to be relocated under $prefix as
12669 well as $exec_prefix.
12670 * configure: Regenerate.
12672 2007-05-16 Richard Sandiford <richard@codesourcery.com>
12676 2007-05-12 Richard Sandiford <richard@codesourcery.com>
12678 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
12679 (gcc_tooldir): Likewise.
12680 * configure: Regenerate.
12681 * Makefile.in (libsubdir_to_prefix): New variable, based on the
12682 old configure.ac gcc_tooldir setting.
12683 (prefix_to_exec_prefix): New variable.
12684 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
12685 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
12687 2007-05-14 Janis Johnson <janis187@us.ibm.com>
12689 * c-typeck.c (build_binary_op): Return early for error.
12691 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
12693 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
12694 struct nb_iter_bound.
12695 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
12696 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
12697 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
12698 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
12699 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
12700 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
12701 (del_scev_info): Use ggc_free.
12702 (scev_initialize): Allocate scalar_evolution_info in gc memory.
12703 * loop-init.c: Include ggc.h.
12704 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
12705 (loop_optimizer_finalize): Use ggc_free.
12706 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
12707 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
12708 pass_iv_optimize): Add TODO_ggc_collect.
12709 * function.h (struct function): Remove skip marker from
12711 * cfgloop.c: Include ggc.h.
12712 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
12714 (establish_preds): Vector superloops is gc allocated.
12715 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
12717 (flow_loops_find): Vector larray is gc allocated.
12718 (loop_exit_free): Use ggc_free.
12719 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
12720 that head of exits list is now not a part of struct loop.
12721 (record_loop_exits): Allocate exits table in gc memory.
12722 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
12723 that head of exits list is now not a part of struct loop.
12724 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
12725 struct loop_exit): Add GTY marker.
12726 (struct loop): Add GTY marker. Make superloops vector gc allocated.
12727 Add skip marker to aux field. Make head of exits list a separate
12729 (struct loops): Add GTY marker. Make larray vector gc allocated.
12730 Add param marker to exits table.
12731 (get_loops): Type changed.
12732 * Makefile.in (tree-scalar-evolution.o): Add
12733 gt-tree-scalar-evolution.h dependency.
12734 (cfgloop.o, loop-init.o): Add ggc.h dependency.
12735 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
12736 * basic-block.h (struct basic_block_def): Remove skip marker from
12739 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
12741 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
12742 of 0 in the call to expand_expr().
12743 (expand_builtin_mathfn_3): Ditto.
12744 (expand_builtin_interclass_mathfn): Ditto.
12745 (expand_builtin_cexpi): Ditto.
12746 (expand_builtin_int_roundingfn): Ditto.
12747 (expand_builtin_int_roundingfn_2): Ditto.
12748 (expand_builtin_pow): Ditto.
12749 (expand_builtin_powi): Ditto.
12750 (expand_builtin_bswap): Ditto.
12751 (expand_builtin_unop): Ditto.
12752 (expand_builtin_fabs): Ditto.
12753 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
12754 the call to expand_expr().
12755 (expand_builtin_sync_operation): Ditto.
12756 (expand_builtin_compare_and_swap): Ditto.
12757 (expand_builtin_lock_test_and_set): Ditto.
12758 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
12759 instead of 0 in the call to expand_expr().
12760 (expand_builtin_extract_return_addr): Ditto.
12761 (expand_builtin_eh_return): Ditto.
12762 (expand_eh_return): Ditto.
12763 * explow.c (expr_size): Ditto.
12764 * expr.c (optimize_bitfield_assignment_op): Ditto.
12765 (expand_assignement): Ditto.
12766 (store_expr): Ditto.
12767 (store_field): Ditto.
12768 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
12769 the call to expand_expr().
12770 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
12771 in the call to expand_expr().
12772 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
12773 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
12774 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
12776 * optabs.c (expand_vec_shift_expr): Ditto.
12777 (expand_vec_cond_expr): Ditto.
12778 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
12779 call to expand_expr().
12780 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
12781 in the call to expand_expr().
12783 2007-05-14 Dave Korn <dave.korn@artimi.com>
12785 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
12787 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
12789 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
12790 instead of c_common_unsigned_type.
12791 (c_common_unsigned_type): Remove.
12792 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
12793 c_common_unsigned_type.
12794 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
12795 c_common_unsigned_type.
12796 * c-common.h (c_common_unsigned_type): Remove.
12797 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
12798 c_common_unsigned_type.
12799 * c-format.c (check_format_types): Use unsigned_type_for instead of
12800 c_common_unsigned_type.
12801 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
12802 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
12803 of c_common_unsigned_type.
12804 * convert.c (convert_to_integer): Use unsigned_type_for instead of
12805 lang_hooks.types.unsigned_type.
12806 * expmed.c (make_tree): Use unsigned_type_for instead of
12807 lang_hooks.types.unsigned_type.
12808 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
12809 lang_hooks.types.unsigned_type.
12810 (build_range_check): Likewise.
12811 (fold_unary): Likewise.
12812 (fold_binary): Likewise.
12813 (fold_ternary): Likewise.
12814 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
12815 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
12816 * tree.c (get_unsigned_type): New.
12817 (unsigned_type_for): Use get_unsigned_type instead of
12818 lang_hooks.types.unsigned_type.
12820 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
12822 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
12823 to m68k_get_function_kind. Update its prototype.
12824 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
12826 (m68k_interrupt_function_p): Return enum m68k_function_type
12827 instead of bool. Rename to m68k_get_function_kind.
12828 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
12829 target is not fido.
12830 (m68k_compute_frame_layout): Don't mark any register for save
12831 if an interrupt_thread attribute is specified.
12832 (m68k_hard_regno_rename_ok): Update a use of
12833 m68k_interrupt_function_p.
12834 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
12835 m68k_interrupt_function_p.
12836 (m68k_function_type): New.
12837 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
12838 for a function with an interrupt_thread attribute.
12839 * doc/extend.texi: Document the interrupt_thread attribute.
12841 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
12843 Fix PR tree-optimization/31911
12844 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
12845 if they didn't change the expression.
12847 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
12849 * tree-scalar-evolution.c (resolve_mixers): Exported.
12850 * tree-scalar-evolution.h (resolve_mixers): Declare.
12851 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
12852 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
12853 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
12854 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
12855 init_array_ref, init_pointer_ref, analyze_indirect_ref,
12856 strip_conversion, analyze_offset_expr, address_analysis,
12857 object_analysis, analyze_offset): Removed.
12858 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
12859 split_constant_offset, canonicalize_base_object_address,
12860 object_address_invariant_in_loop_p, disjoint_objects_p,
12861 dr_may_alias_p, dr_address_invariant_p): New functions.
12862 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
12863 and dr_analyze_alias.
12864 (initialize_data_dependence_relation): Use dr_may_alias_p
12865 and object_address_invariant_in_loop_p.
12866 (compute_self_dependence): Handle the case when
12867 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
12868 (find_data_references_in_stmt): Restrict the analysis of data
12869 references to the given loop nest.
12870 (find_data_references_in_loop): Made static. Pass loop nest to
12871 find_data_references_in_stmt.
12872 (compute_data_dependences_for_loop): Use DR_VOPS.
12873 (free_data_ref): Free DR_VOPS.
12874 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
12875 (struct innermost_loop_behavior): ... new.
12876 (struct base_object_info): Replaced by ...
12877 (struct indices): ... new.
12878 (struct dr_alias): New.
12879 (enum data_ref_type): Removed.
12880 (struct data_reference): Consist of struct innermost_loop_behavior,
12881 struct indices and struct dr_alias.
12882 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
12883 (DR_MEMTAG): Renamed to ...
12884 (DR_SYMBOL_TAG): ... this.
12885 (find_data_references_in_loop): Declaration removed.
12886 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
12887 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
12888 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
12889 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
12891 2007-05-13 Revital Eres <eres@il.ibm.com>
12893 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
12894 which walks virtual def-use chains to find redundant stores.
12895 (dse_optimize_stmt): Call it.
12897 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
12899 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
12900 * passes.c (init_optimization_passes): Move pass_jump_bypass
12903 * basic-block.h (bb_has_eh_pred): Fix style issue.
12905 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
12907 PR rtl-optimization/31848
12908 * loop-invariant.c (move_invariant_reg): If we move an insn
12909 with a REG_EQUAL note, and that insn is not always executed,
12910 remove the REG_EQUAL note.
12912 2007-05-12 Richard Guenther <rguenther@suse.de>
12914 PR tree-optimization/31797
12915 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
12916 propagate into a stmt that has volatile ops.
12918 2007-05-12 Richard Sandiford <richard@codesourcery.com>
12920 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
12921 (gcc_tooldir): Likewise.
12922 * configure: Regenerate.
12923 * Makefile.in (libsubdir_to_prefix): New variable, based on the
12924 old configure.ac gcc_tooldir setting.
12925 (prefix_to_exec_prefix): New variable.
12926 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
12927 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
12929 2007-05-11 Silvius Rus <rus@google.com>
12931 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
12932 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
12933 * c-common.h (strict_aliasing_warning): Change return type.
12934 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
12935 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
12936 (build_c_cast): Condition call to strict_aliasing_warning.
12937 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
12938 * flags.h (set_Wstrict_aliasing): Declare.
12939 * opts.c (set_Wstrict_alising): Define, add call to.
12940 * tree-flow.h (strict_aliasing_warning_backend): Declare.
12941 * tree-ssa-alias-warnings.c: New file.
12942 * tree-ssa-alias.c (compute_may_aliases): Add call to
12943 strict_aliasing_warning_backend.
12945 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
12947 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
12948 Use loop_depth and loop_outer accessor functions.
12949 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
12950 determine_invariantness_stmt, move_computations_stmt): Ditto.
12951 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
12952 add_loop, loopify, unloop, fix_loop_structure): Ditto.
12953 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
12954 * tree-scalar-evolution.c (interpret_loop_phi,
12955 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
12956 instantiate_parameters_1, scev_const_prop): Ditto.
12957 * cfghooks.c (make_forwarder_block): Ditto.
12958 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
12959 * modulo-sched.c (loop_canon_p): Ditto.
12960 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
12961 slpeel_can_duplicate_loop_p): Ditto.
12962 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
12963 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
12964 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
12965 cancel_loop, verify_loop_structure): Ditto.
12966 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
12967 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
12968 superloops vector instead of "pred" array.
12969 (establish_preds): Take father loop as an argument. Initialize the
12971 (flow_loop_tree_node_add): Pass father loop to establish_preds.
12972 Do not initialize loop->outer.
12973 (flow_loop_tree_node_remove): Truncate the superloops vector.
12974 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
12975 "pred" merged to "superloops" vector.
12976 (loop_depth, loop_outer): New.
12977 (fel_init): Use loop_outer.
12979 2007-05-11 Jan Hubicka <jh@suse.cz>
12981 * cgraphunit.c: Include gt-cgraphunit.h
12982 (static_ctors, static_dtors): New static vars.
12983 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
12984 based on implementation in c-common.c
12985 (cgraph_finalize_function): Call record_cdtor_fn.
12986 (cgraph_optimize): Call cgraph_build_cdtor_fns.
12987 * decl.c (finish_function): Do not call c_record_cdtor_fn.
12988 (c_write_global_declarations): Do not call c_build_cdtor_fns.
12989 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
12990 build_cdtor, c_build_cdtor_fns): Remove.
12991 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
12992 c_build_cdtor_fns): Remove prototype.
12994 2007-05-11 Paolo Carlini <pcarlini@suse.de>
12997 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
12998 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
12999 * builtins.c (fold_builtin_memchr): New.
13000 (expand_builtin_memchr): Call the latter.
13001 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
13002 * doc/extend.texi ([Other built-in functions provided by GCC]):
13005 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
13007 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
13008 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
13009 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
13010 PFPO_OP1_TYPE_SHIFT): Constants added.
13011 (DFP_ALL): Mode macro defined.
13012 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
13013 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
13014 Insn definitions added.
13015 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
13016 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
13019 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
13021 PR tree-optimization/31885
13022 * tree-chrec.c (chrec_contains_undetermined): Do not consider
13023 NULL_TREE to be undetermined.
13024 (automatically_generated_chrec_p): Return false for NULL.
13026 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
13028 * config/bfin/bfin.h (MOVE_RATIO): Define.
13030 2007-05-10 Richard Sandiford <richard@codesourcery.com>
13032 * config.gcc (sparc-wrs-vxworks): New target.
13033 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
13034 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
13035 * config/sparc/sparc.h: Include vxworks-dummy.h.
13036 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
13037 include LABEL_REFs too.
13038 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
13039 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
13041 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
13043 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
13044 (sparc_emit_call_insn): New function.
13045 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
13046 functions when generating VxWorks PIC.
13047 * config/sparc/sparc.md (vxworks_load_got): New pattern.
13048 (call, call_value): Use sparc_emit_call_insn instead of
13051 2007-05-09 Bob Wilson <bob.wilson@acm.org>
13053 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
13055 2007-05-09 Bob Wilson <bob.wilson@acm.org>
13057 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
13058 for floating-point values if HOST_BITS_PER_LONG > 32. Use
13059 split_double instead of operand_subword.
13061 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
13063 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
13064 * config/bfin/bfin.c (bfin_local_alignment): New function.
13065 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
13067 2007-05-08 Chao-ying Fu <fu@mips.com>
13069 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
13070 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
13071 (smsub_widen_optab, umsub_widen_optab): Define.
13072 * optabs.c (init_optabs): Initialize smsub_widen_optab and
13074 * genopinit.c (optabs): Fill in smsub_widen_optab and
13076 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
13077 and umsub_widen_optab to implement multiply-subtract sequences.
13078 * config/mips/mips.md (*msac<u>_di): Rename to...
13079 (<u>msubsidi4): ...this. Extend condition to include
13080 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
13081 of operand 0 to "ka" and use the three-operand form of msub<u>
13083 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
13086 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
13088 PR rtl-optimization/28011
13089 * reload.c (push_reload): Set dont_share if IN appears in OUT
13090 also when IN is a PLUS rtx.
13091 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
13094 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
13096 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
13097 call unshare_all_decls.
13098 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
13099 (unshare_all_decls): Remove.
13101 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
13104 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
13107 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
13108 Nigel Stephens <nigel@mips.com>
13110 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
13111 Update comments and all uses.
13112 (MIN_FPRS_PER_FMT): Define.
13113 * config/mips/mips.c (function_arg): Fix to correctly handle
13114 the -mips32r2 -mfp64 -mabi=32 case.
13115 (override_options): Enable use of odd-numbered registers for
13116 SFmode values on MIPS32.
13117 (mips_save_reg_p): Save whole floating-point register pair if
13118 either half is used.
13119 (compute_frame_size): Fix comment.
13121 2007-05-08 Jie Zhang <jie.zhang@analog.com>
13123 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
13124 argument of type bool.
13125 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
13126 argument. Safely select temporary P register according to it.
13127 (do_link): Change call site of add_to_reg accordingly.
13128 (do_unlink): Add epilogue_p as a fourth argument and pass it
13130 (expand_interrupt_handler_epilogue): Change call of do_unlink
13132 (bfin_expand_prologue): Add a third argument sibcall_p.
13133 * config/bfin/bfin.md (epilogue): Change call of
13134 bfin_expand_epilogue accordingly.
13135 (sibcall_epilogue): Likewise.
13136 (eh_return_internal): Likewise.
13138 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
13139 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
13140 * config/bfin/bfin.c (bfin_handle_option): Handle
13141 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
13142 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
13143 Support bf534, bf536 and bf561.
13144 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
13146 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
13149 * config/i386/i386.c (ix86_function_regparm): Process local
13150 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
13152 2007-05-07 Mike Stump <mrs@apple.com>
13154 * doc/invoke.texi (Warning Options): Document that -Wempty-body
13155 also checks for and while statements in C++.
13157 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
13159 * gcc.c (at_file_supplied): New variable.
13160 (main): Set it if we expanded argv.
13161 (do_spec_1): Pass an @-file to the linker if we were called with
13162 an @-file argument and HAVE_GNU_LD.
13163 * collect2.c (at_file_supplied): New variable.
13164 (response_file): New variable.
13165 (collect_exit): Unlink response_file if necessary.
13166 (handler): Likewise.
13167 (do_wait): Likewise.
13168 (main): Set at_file_supplied if we expanded argv.
13169 (collect_execute): Pass an @-file to subprocesses if we were called
13170 with an @-file argument.
13171 * configure.ac: Add define for HAVE_GNU_LD.
13172 * configure: Regenerate.
13173 * config.in: Regenerate.
13175 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
13177 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
13178 operand to HI mode.
13183 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
13185 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
13186 (TARGET_ENCODE_SECTION_INFO): Re-define.
13187 (m32c_encode_section_info): New
13188 (function_vector_handler): New
13189 (current_function_special_page_vector): New
13190 (m32c_special_page_vector_p): New.
13191 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
13193 * config/m32c/jump.md: Added instruction JSRS for functions
13194 with attribute "function_vector".
13195 * doc/extend.texi (function_vector): Added description
13196 for M16C, M32C targets.
13198 2007-05-07 DJ Delorie <dj@redhat.com>
13201 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
13202 ashrpsi3, lshrpsi3): Update shift count constraint.
13204 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
13205 Nathan Froyd <froydnj@codesourcery.com>
13208 * c-incpath.c (add_path): Strip trailing path separators.
13210 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
13212 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
13213 Free dominance info before purging EH edges.
13214 (eliminate_degenerate_phis): Likewise.
13215 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
13217 2007-05-07 Jan Hubicka <jh@suse.cz>
13219 * gimplify.c (gimplify_expr): Do not crash when folding
13220 (void *)(int)&a + 4.
13222 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13225 * c-opts.c (lang_fortran): Make it non static.
13226 * c-common.h (lang_fortran): New prototype.
13227 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
13228 -lang-fortran option was passed by the driver.
13230 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
13232 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
13233 of ASSERT_CHECKING. Tweak message.
13235 2007-05-06 Revital Eres <eres@il.ibm.com>
13238 * loop-unroll.c (insert_var_expansion_initialization):
13239 Initialize the expansions with -zero instead of +zero.
13241 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
13243 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
13244 into pic and non-pic versions. Mark r19 as used for
13245 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
13246 for tgd_load, tld_load and tie_load .
13247 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
13248 version of tgd_load, tld_load and tie_load depending on the
13251 2007-05-04 Ulrich Drepper <drepper@redhat.com>
13252 Jakub Jelinek <jakub@redhat.com>
13254 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
13255 (__do_global_dtors_aux): Use more paranoid loop to run
13256 destructors if HIDDEN_DTOR_LIST_END.
13257 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
13259 2007-05-04 Jakub Jelinek <jakub@redhat.com>
13261 * varasm.c (align_variable): Don't increase alignment for
13262 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
13263 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
13265 2007-05-04 Josh Conner <jconner@apple.com>
13267 * basic-block.h (cdi_direction): Assign values to all enumeration
13269 (dom_computed): Remove.
13270 (dom_info_state): New.
13271 (set_dom_info_availability): New.
13272 * tree-ssa-loop-im.c (determine_invariantness): Initialize
13273 walk_data.dom_direction.
13274 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
13275 instead of dom_computed[].
13276 (split_edge): Likewise.
13277 (create_basic_block): Likewise.
13278 (merge_blocks): Likewise.
13279 * ifcvt.c (find_if_header): Likewise.
13280 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
13281 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
13282 * tree-ssa.c (verify_ssa): Likewise.
13283 * tree-cfg.c (tree_verify_flow_info): Likewise.
13284 (remove_edge_and_dominated_blocks): Likewise.
13285 * dominance.c (dom_computed): Make static.
13286 (calc_dfs_tree_nonrec): Change third param to a bool.
13287 (calc_dfs_tree): Change second param to a bool.
13288 (calc_idioms): Change second param to a bool. Use
13289 dom_convert_dir_to_idx.
13290 (init_dom_info): Validate dir before using.
13291 (dom_convert_dir_to_idx): New.
13292 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
13293 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
13294 (free_dominance_info): Use dom_convert_dir_to_idx.
13295 (get_immediate_dominator): Likewise.
13296 (set_immediate_dominator): Likewise.
13297 (get_dominated_by): Likewise.
13298 (redirect_immediate_dominators): Likewise.
13299 (nearest_common_denominator): Likewise.
13300 (dominated_by_p): Likewise.
13301 (bb_dom_dfs_in): Likewise.
13302 (bb_dom_dfs_out): Likewise.
13303 (recount_dominator): Likewise.
13304 (iterate_fix_dominators): Likewise.
13305 (add_to_dominance_info): Likewise.
13306 (delete_from_dominance_info): Likewise.
13307 (first_dom_son): Likewise.
13308 (next_dom_son): Likewise.
13309 (dom_info_available_p): Likewise.
13310 (dom_info_state): New.
13311 (set_dom_info_availability): New.
13313 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
13315 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
13317 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
13319 2007-05-04 Bob Wilson <bob.wilson@acm.org>
13321 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
13322 (subdi3, subdi_carry): Delete.
13324 2007-05-04 Jan Hubicka <jh@suse.cz>
13325 Richard Guenther <rguenther@suse.de>
13327 * opts.c (decode_options): Do not fiddle with inlining
13328 parameters in case of optimizing for size.
13329 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
13330 for size do nothing.
13331 (cgraph_decide_inlining_of_small_function): When optimizing for
13332 size never inline functions increasing caller size.
13333 (cgraph_early_inlining): Inline for size when optimizing for size.
13335 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
13337 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
13338 logical operations piecewise.
13339 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
13340 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
13341 subdi_sesidi_di): Delete.
13342 (add_with_carry): Produce carry in CC instead of a DREG to shorten
13343 the generated sequence. Allow three-reg add in constraints. Rewrite
13344 the rtl expression for carry to avoid zero_extend of a constant.
13345 (sub_with_carry): New pattern.
13346 (adddi3, subdi3): Change into define_expand. For subtract, generate a
13347 different sequence not involving jumps.
13348 (notbi): Now a named pattern.
13350 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
13352 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
13353 Add the note about a significant loss of accuracy of some
13354 mathematical routines when these options are used.
13356 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13358 * haifa-sched.c (rtx_vec_t): New typedef.
13359 (contributes_to_priority_p): Extract piece of priority () into new
13361 (priority): Use the function. Add assertion.
13362 (rank_for_schedule, set_priorities): Add assertion to check that
13363 insn's priority is initialized.
13364 (clear_priorities, calc_priorities): Change signature. Make it update
13365 all relevant insns. Update all callers ('add_to_speculative_block ()'
13366 and 'create_block_check_twin ()').
13367 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
13368 Add new field 'priority_status'.
13369 (INSN_PRIORITY_STATUS): New macro.
13370 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
13372 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13374 * sched-ebb.c (debug_ebb_dependencies): New static function.
13375 (init_ready_list): Use it.
13377 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
13378 with changed signature and 'debug_rgn_dependencies ()'.
13379 (debug_rgn_dependencies): New static function.
13380 (init_ready_list): Use it.
13382 * sched-int.h (debug_dependencies): Declare.
13384 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
13386 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
13388 2007-05-04 Dirk Mueller <dmueller@suse.de>
13390 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
13392 2007-05-03 Jan Hubicka <jh@suse.cz>
13394 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
13395 ((T1)X op (T1)Y), for pointer type in more cases than before.
13397 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
13399 * tree-object-size.c (plus_expr_object_size): When operand size is
13400 unknown, return unknown.
13402 2007-05-03 Dirk Mueller <dmueller@suse.de>
13404 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
13406 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
13409 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
13411 2007-05-03 Janis Johnson <janis187@us.ibm.com>
13413 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
13415 2007-05-03 Joseph Myers <joseph@codesourcery.com>
13417 * config/soft-fp/double.h, config/soft-fp/extended.h,
13418 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
13419 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
13420 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
13421 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
13424 2007-05-03 Ian Lance Taylor <iant@google.com>
13426 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
13427 MASK_PPC_GFXOPT for 8540 or 8548.
13429 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
13431 * tree-vect-transform.c (vect_update_inits_of_drs): Use
13432 vect_print_dump_info() to output debug information.
13434 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
13437 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
13438 operands of size 2 when operand is not MEM_P.
13440 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
13442 PR tree-optimization/30565
13443 * lambda-code.c (perfect_nestify): Fix updating of dominators.
13445 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
13447 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
13448 (umulsi3_highpart): Use them.
13449 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
13450 for final accumulator to D regisster tranfser.
13452 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
13454 PR tree-optimization/31699
13455 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
13457 (vect_enhance_data_refs_alignment): Compute peel amount using
13458 TYPE_VECTOR_SUBPARTS instead of vf.
13459 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
13461 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
13464 * system.h: Remove inclusion of double-int.h
13465 * tree.h: Include double-int.h
13466 * gengtype.c: Likewise
13467 * cfgloop.h: Likewise
13468 * Makefile.in: Adjust dependencies on double-int.h
13470 2007-05-02 Eric Christopher <echristo@apple.com>
13472 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
13473 -shared to -Zdynamiclib.
13475 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
13478 * c-common.c (strip_pointer_or_array_types): New function.
13479 * c-common.h (strip_pointer_or_array_types): New function declaration.
13481 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
13483 PR tree-optimization/31771
13484 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
13486 2007-05-02 Paul Brook <paul@codesourcery.com>
13488 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
13490 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
13492 PR middle-end/29715
13493 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
13496 2007-05-02 Nick Clifton <nickc@redhat.com>
13498 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
13500 2007-05-02 Richard Guenther <rguenther@suse.de>
13502 PR tree-optimization/31146
13503 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
13504 argument, single_use_p. If we have a single use that is
13505 a conversion to the definition rhs type, propagate that rhs.
13506 (forward_propagate_addr_expr): Pass single_use_p argument
13507 to forward_propagate_addr_expr_1.
13509 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
13511 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
13514 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13516 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
13517 'AMD Family 10 core'.
13519 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13521 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
13522 and athlon64-sse3 as improved versions of k8, opteron and athlon64
13523 with SSE3 instruction set support.
13524 * doc/invoke.texi: Likewise.
13526 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13528 * config/i386/i386.c (override_options): Tuning 32-byte loop
13529 alignment for amdfam10 architecture. Increasing the max loop
13530 alignment to 24 bytes.
13532 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
13534 * config/m68k/constraints.md: New.
13535 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
13536 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13537 EXTRA_CONSTRAINT): Remove.
13538 * config/m68k/m68k.md: Include constraints.md.
13539 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
13541 2007-05-01 Ian Lance Taylor <iant@google.com>
13543 PR tree-optimization/31739
13544 * tree-vrp.c (vrp_val_is_max): New static function.
13545 (vrp_val_is_min): New static function.
13546 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
13548 (set_value_range): Use vrp_val_is_{max,min}.
13549 (extract_range_from_assert): Likewise.
13550 (extract_range_from_binary_expr): Likewise.
13551 (extract_range_from_unary_expr): Likewise.
13552 (dump_value_range, vrp_meet): Likewise.
13553 (vrp_visit_phi_node): Likewise.
13554 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
13556 2007-05-01 Mark Mitchell <mark@codesourcery.com>
13558 * config/i386/gmon-sol2.c (size_t): New type.
13559 (intptr_t): Likewise.
13560 (s_textsize): Declare as size_t.
13562 (monstartup): Use size_t for sizes.
13563 (_mcount): Save and restore registers.
13564 (internal_mcount): Pass 0 as the first argument to monstartup
13566 (moncontrol): Convert pointer to appropriately sized integer
13567 before passing to profil.
13569 2007-05-01 Joseph Myers <joseph@codesourcery.com>
13571 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
13572 __NO_FPRS__, not just if _SOFT_DOUBLE.
13573 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
13574 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
13575 also for E500 double.
13576 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
13577 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
13580 2007-05-01 Richard Guenther <rguenther@suse.de>
13582 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
13585 2007-05-01 Joseph Myers <joseph@codesourcery.com>
13587 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
13589 2007-05-01 Jan Hubicka <jh@suse.cz>
13591 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
13594 2007-05-01 Jan Hubicka <jh@suse.cz>
13596 * tree.h (maybe_fold_offset_to_component_ref): Remove.
13597 (maybe_fold_offset_to_reference): Declare.
13598 * fold-const.c (fold_unary): Do not fold
13599 (type *)&A into &A->field_of_type_and_offset_0
13600 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
13601 size is unknown, give up.
13602 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
13604 (maybe_fold_offset_to_reference): New.
13605 (maybe_fold_stmt_indirect): Use it.
13606 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
13607 * gimplify.c (gimplify_conversion): Canonicalize conversions to
13609 (gimplify_expr): Likewise for plus_expr.
13611 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
13613 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
13614 bsi_after_labels. Always insert statements before bsi.
13615 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
13616 * predict.c (apply_return_prediction): Check for empty blocks.
13617 * cfgexpand.c (lab_rtx_for_bb): New variable.
13618 (label_rtx_for_bb): Do not create new tree labels.
13619 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
13620 (tree_expand_cfg): Initialize lab_rtx_for_bb.
13621 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
13623 (label_for_bb): Add field used.
13624 (update_eh_label, main_block_label): Mark the label used.
13625 (cleanup_dead_labels): Remove unused labels.
13627 2007-05-01 Richard Guenther <rguenther@suse.de>
13629 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
13630 if it is not about to be set.
13631 (get_value_range): Do not pre-allocate equiv bitmap.
13632 (update_value_range): No need to clear equiv field.
13633 (add_equivalence): Change prototype to get bitmap pointer.
13634 Allocate bitmap here if it is not already.
13635 (extract_range_from_assert): Do not allocate bitmap here.
13636 Update callers to add_equivalence.
13637 (extract_range_from_ssa_name): Likewise.
13638 (get_vr_for_comparison): New static helper.
13639 (compare_name_with_value): Handle NULL equiv bitmap by
13640 peeling the first iteration of the comparison loop.
13641 Use get_vr_for_comparison.
13642 (compare_names): Handle NULL equiv bitmaps by using fake
13643 ones. Use get_vr_for_comparison.
13645 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
13647 * double-int.c (mpz_set_double_int): Moved from
13648 tree-ssa-loop-niter.c.
13649 (mpz_get_double_int): Likewise; also, add option to wrap
13650 out-of-range integers.
13651 * double-int.h: New prototypes for above.
13652 * tree.c (get_static_type_bounds): Moved from
13653 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
13654 TYPE_MAX_VALUE if they exist..
13655 * tree.h: New prototype for above.
13656 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
13657 get_type_bounds calls.
13658 (mpz_set_double_int): Move to double-int.c.
13659 (get_type_bounds): Move to tree.c, rename to
13660 get_static_type_bounds.
13661 (mpz_to_double_int): Move to double-int.c, rename to
13662 mpz_get_double_int.
13664 2007-04-30 Bob Wilson <bob.wilson@acm.org>
13666 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
13667 DIV0 exception can fall through to a normal return.
13669 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
13671 PR middle-end/22156
13672 Temporarily revert:
13673 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
13674 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
13675 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13676 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13677 initialize align to silence bogus warning.
13678 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13679 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13681 (struct sra_walk_fns): Remove use_all parameter from use.
13682 (sra_hash_tree): Handle BIT_FIELD_REFs.
13683 (sra_elt_hash): Don't hash bitfld blocks.
13684 (sra_elt_eq): Skip them in parent compares as well. Handle
13686 (sra_walk_expr): Don't maintain or pass down use_all_p.
13687 (scan_use): Remove use_all parameter.
13688 (scalarize_use): Likewise. Re-expand assignment to
13689 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13690 output, and re-scalarize after output. Don't mark anything
13692 (scalarize_ldst): Adjust.
13693 (scalarize_walk_gimple_modify_statement): Likewise.
13694 (build_element_name_1): Handle BIT_FIELD_REFs.
13695 (instantiate_element): Don't warn for any element whose parent
13696 is used as a whole.
13697 (instantiate_missing_elements_1): Return the sra_elt.
13698 (canon_type_for_field): New.
13699 (try_instantiate_multiple_fields): New.
13700 (instantiate_missing_elemnts): Use them.
13701 (mark_no_warning): Removed.
13702 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13703 (REPLDUP, sra_build_elt_assignment): New.
13704 (generate_copy_inout): Use them.
13705 (generate_element_copy): Likewise. Handle bitfld differences.
13706 (generate_element_zero): Don't recurse for blocks. Use
13707 sra_build_elt_assignment.
13708 (generate_one_element_int): Take elt instead of var. Use
13709 sra_build_elt_assignment.
13710 (generate_element_init_1): Adjust.
13711 (scalarize_use, scalarize_copy): Use REPLDUP.
13712 (scalarize_ldst): Move assert before dereference.
13713 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13715 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
13718 * tree.c (reconstruct_complex_type): Reconstruct a reference
13720 Also use the same mode for the pointer as the old pointer type.
13722 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
13724 * doc/trouble.texi (Interoperation): Remove note about Ultrix
13727 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
13729 PR rtl-optimization/31676
13730 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
13731 (df_refs_record): Call it.
13733 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
13735 * rtl.def (SS_ABS): New code.
13736 * config/bfin/bfin.c (print_operand): New modifier 'v'.
13737 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
13738 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
13739 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
13740 (bfin_init_builtins): Define them.
13741 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
13742 (bfin_expand_builtin): ... and handle the others here.
13743 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
13744 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
13745 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
13746 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
13747 operand is only HImode.
13749 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
13751 * regclass.c (scan_one_insn): Remove splitting of
13754 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
13755 Nigel Stephens <nigel@mips.com>
13757 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
13759 2007-04-28 Jan Hubicka <jh@suse.cz>
13761 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
13762 insn_locators_alloc instead of insn_locators_initialize;
13763 call reset_block_changes.
13764 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13765 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
13766 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
13767 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
13768 * config/score/score.c (th_output_mi_thunk): Likewise.
13769 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
13770 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
13771 tolerate uninitialized locator info.
13774 * function.c (init_function_start): Don't init line number info.
13775 (expand_function_end): Update.
13776 (reset_block_changes, record_block_change, finalize_block_changes,
13777 check_block_change, free_block_changes): Kill.
13778 * function.h (reset_block_changes, record_block_change,
13779 finalize_block_changes, check_block_change, free_block_changes):
13781 (struct function): Remove ib_boundaries_block.
13782 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13783 Use curr_insn_locator to initialize locator.
13784 (emit_line_note): Remove.
13785 * cfgexpand.c (expand_gimple_cond_expr): Update.
13786 (construct_exit_block): Likewise.
13787 (tree_expand_cfg): Initialize/finalize locators.
13788 * expr.c (expand_expr_real): Update.
13789 * cfglayout.c (line_locators_locs, line_locators_lines,
13790 file_locators_locs, file_locators_files): Remove.
13791 (set_block_levels): Move to cfgexpand.c.
13792 (insn_locators_initialize): Remove.
13793 (pass_insn_locators_initialize): Remove.
13794 (locations_locators_locs, locations_locators_vals): New static vars.
13795 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13797 (insn_locators_alloc, insn_locators_finalize,
13798 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13800 (locator_location): New.
13801 (locator_line, locator_file): Rewrite.
13802 * rtl.h (emit_line_note): Kill.
13803 (insn_locators_alloc, insn_locators_finalize,
13804 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13806 * tree-inline.c (initialize_cfun): Do not initialize
13807 ib_boundaries_block.
13808 * passes.c (pass_insn_locators_initialize): Remove.
13810 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
13812 * tree-cfg.c (move_block_to_fn): Release bb from dominance
13813 info. Update last_basic_block correctly.
13815 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
13818 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
13819 register itself to hold the offset constant. Tell flow the use
13820 of r4 and r5 when they are used.
13822 2007-04-27 Richard Guenther <rguenther@suse.de>
13824 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
13825 if we simplified anything.
13826 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
13827 warnings until we did a simplification and the stmt was not
13828 marked as TREE_NO_WARNING.
13830 2007-04-27 Mike Stump <mrs@apple.com>
13832 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
13834 2007-04-27 Ian Lance Taylor <iant@google.com>
13836 PR middle-end/31710
13837 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
13838 TYPE_MAX_VALUE exist, convert them to the new type.
13840 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
13842 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
13843 if it claims to be available.
13844 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
13845 edge is redirected.
13846 (perform_tree_ssa_dce): Always free postdominators.
13848 2007-04-27 Richard Henderson <rth@redhat.com>
13850 * config/alpha/predicates.md (aligned_memory_operand): Mark
13851 as define_special_predicate.
13852 (unaligned_memory_operand, normal_memory_operand): Likewise.
13853 (reg_or_unaligned_mem_operand): Remove.
13854 (any_memory_operand): Match the documentation and check for
13855 non-renumbered pseudos during reload.
13856 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
13857 alpha_secondary_reload_class, update to new interface, make static.
13858 Handle CQImode like HImode. Remove FP subreg check.
13859 (alpha_expand_mov): Use replace_equiv_address.
13860 (alpha_expand_mov_nobwx): Use any_memory_operand.
13861 (TARGET_SECONDARY_RELOAD): New.
13862 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
13863 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
13864 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
13865 * config/alpha/alpha.md: ... here.
13866 (RELOAD12, reloadmode): New.
13868 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
13869 Don't handle the aligned case here.
13870 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
13871 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
13872 reload_inhi_help. Don't expect a scratch register.
13873 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
13875 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
13877 2007-04-27 Richard Guenther <rguenther@suse.de>
13879 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
13881 2007-04-27 Richard Guenther <rguenther@suse.de>
13883 PR tree-optimization/30965
13884 PR tree-optimization/30978
13885 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
13886 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
13887 (find_equivalent_equality_comparison): Likewise.
13888 (simplify_cond): Likewise.
13889 (get_prop_source_stmt): New helper.
13890 (get_prop_dest_stmt): Likewise.
13891 (can_propagate_from): Likewise.
13892 (remove_prop_source_from_use): Likewise.
13893 (combine_cond_expr_cond): Likewise.
13894 (forward_propagate_comparison): New function.
13895 (forward_propagate_into_cond): Rewrite to use fold for
13897 (tree_ssa_forward_propagate_single_use_vars): Call
13898 forward_propagate_comparison to propagate comparisons.
13900 2007-04-27 Richard Guenther <rguenther@suse.de>
13902 PR tree-optimization/31715
13903 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
13904 sure to do computation on the offset in an appropriate
13907 2007-04-27 Richard Sandiford <richard@codesourcery.com>
13909 * reload.h (elimination_target_reg_p): Declare.
13910 * reload.c (find_reloads): Don't apply the reg_rtx move
13911 optimization if the SET_DEST satisfies elimination_target_reg_p.
13912 * reload1.c (elimination_target_reg_p): New function.
13913 (gen_reload): In the move/add2 fallback, make sure that op0
13914 does not overlap the destination register.
13916 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
13918 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
13919 transform only GIMPLE_MODIFY_STMTs.
13920 * tree-complex.c (expand_complex_operations_1): Ditto.
13921 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
13922 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
13923 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
13925 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13926 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
13927 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
13928 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
13929 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
13930 slpeel_add_loop_guard): Ditto.
13931 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
13932 * lambda-code.c (perfect_nestify): Ditto.
13933 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
13934 before the first statement.
13935 * tree-optimize.c (execute_free_datastructures): Fix comments.
13936 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
13937 * tree-flow.h (disband_implicit_edges): Declaration removed.
13938 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
13940 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
13941 COND_EXPRs without gotos.
13942 (disband_implicit_edges, has_label_p): Removed.
13943 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
13944 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
13946 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
13948 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
13949 also for COND_EXPRs.
13950 * cfgexpand.c (label_rtx_for_bb): New function.
13951 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
13952 Use label_rtx_for_bb to find the labels.
13953 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
13954 last block. Detect fallthru edges.
13956 2007-04-26 Ian Lance Taylor <iant@google.com>
13959 * reload.c (find_reloads_subreg_address): If the address was valid
13960 in the original mode but not in the new mode, reload the whole
13963 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
13965 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
13966 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
13967 (cleanup_control_expr_graph): Do not invalidate dominance info.
13968 Record altered blocks.
13969 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
13970 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
13971 cleanup_tree_cfg_bb): New functions.
13972 (remove_forwarder_block): Do not maintain the worklist of blocks.
13973 Record altered blocks.
13974 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
13975 not over whole cfg.
13976 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
13977 delete_unreachable_blocks if dominators are not available.
13978 * tree-inline.c (optimize_inline_calls): Free dominance information
13980 * tree-flow.h (remove_edge_and_dominated_blocks,
13981 cfgcleanup_altered_bbs): Altered.
13982 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
13984 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
13986 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
13987 do not invalidate dominators.
13989 2007-04-26 Anatoly Sokolov <aesok@post.ru>
13991 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
13992 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
13993 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13994 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13996 2007-04-26 Steve Ellcey <sje@cup.hp.com>
13998 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
14000 2007-04-26 Richard Guenther <rguenther@suse.de>
14002 PR tree-optimization/31703
14003 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
14004 the right type for the target of the bittest.
14006 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14008 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
14009 ix86_sol10_return_in_memory.
14011 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14013 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
14016 2007-04-26 Jakub Jelinek <jakub@redhat.com>
14019 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
14021 PR tree-optimization/30558
14022 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
14023 clear this_state.prev_try.
14025 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14026 Mark Mitchell <mark@codesourcery.com>
14028 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
14029 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
14030 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
14032 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14035 * doc/invoke.texi (%:print-asm-header): Document.
14036 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
14038 (static_spec_functions): Add print-asm-header.
14039 (main): Print a banner before the --target-help linker options.
14040 (print_asm_header_spec_function): New function.
14042 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
14045 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
14046 (movsf_ie): Likewise.
14048 2007-04-25 Paolo Carlini <pcarlini@suse.de>
14050 * doc/extend.texi ([Type Traits]): Adjust per N2255.
14052 2007-04-25 Bob Wilson <bob.wilson@acm.org>
14054 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
14055 exception for divide-by-zero.
14056 (__umodsi3, __modsi3): Likewise.
14058 2007-04-25 Dirk Mueller <dmueller@suse.de>
14060 * c-typeck.c (build_compound_expr): Annotate warning()
14061 call with OPT_Wunused_value.
14062 * tree-ssa.c (warn_uninit): Annotate warning with
14064 * c-common.c (handle_sentinel_attribute): Annotate warning
14065 call with OPT_Wattributes.
14067 2007-04-25 Thiemo Seufer <ths@mips.com>
14069 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
14070 (mips16): Fix typo.
14071 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
14072 on to the assembler. Improve handling of -mno-mips16. Add handling
14073 of -mno-mips3d, -mno-dsp, -mno-dspr2.
14074 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
14075 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
14076 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
14078 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
14081 * config/i386/winnt.c (i386_pe_file_end): Strip only
14082 USER_LABEL_PREFIX when writing export name.
14084 2007-04-25 Richard Sandiford <richard@codesourcery.com>
14086 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
14087 sh/elf.h, vx-common.h and vxworks.h.
14088 * config/sh/sh.h: Include config/vxworks-dummy.h.
14089 (SUBTARGET_OVERRIDE_OPTIONS): Define.
14090 (OVERRIDE_OPTIONS): Use it.
14091 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
14092 (vxworks_picreg): New pattern.
14093 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
14094 VXWORKS_OS_CPP_BUILTINS.
14095 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
14096 to their VXWORKS_* equivalents.
14097 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
14098 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
14099 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
14100 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
14101 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
14102 -mrtp/-fPIC multilibs.
14103 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
14104 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
14105 (MULTILIB_OSDIRNAMES): Delete.
14107 2007-04-25 Anatoly Sokolov <aesok@post.ru>
14110 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
14112 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
14114 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
14115 rounding mode to be specified by the caller.
14116 (real_to_mpfr) Likewise.
14117 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
14118 include new arguments.
14119 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
14121 2007-04-24 Ian Lance Taylor <iant@google.com>
14123 PR tree-optimization/31605
14124 * tree-vrp.c (set_value_range): Check that min and max are not
14125 both overflow infinities.
14126 (set_value_range_to_value): New static function.
14127 (extract_range_from_binary_expr): Call set_value_range_to_value.
14128 (extract_range_from_cond_expr): Likewise.
14129 (extract_range_from_expr): Likewise.
14130 (extract_range_from_unary_expr): Likewise. Don't create a range
14131 which overflows on both sides.
14132 (vrp_meet): Check for a useless range.
14133 (vrp_visit_phi_node): If we see a constant which looks like an
14134 overflow infinity, turn off the TREE_OVERFLOW flag.
14136 2007-04-24 Ian Lance Taylor <iant@google.com>
14138 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
14140 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
14142 PR diagnostic/25923
14143 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
14144 diagnostic message is being built.
14145 * tree-pretty-print.c (dump_generic_node): Only write the
14146 formatted text into BUFFER's stream if we are not building a
14147 diagnostic message.
14148 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
14150 * Makefile.in (toplev.o): Depend on tree-pass.h.
14152 2007-04-24 Ian Lance Taylor <iant@google.com>
14154 PR tree-optimization/31602
14155 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
14156 conditionals in the copied loop header.
14157 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
14158 warnings if TREE_NO_WARNING is set.
14159 * doc/invoke.texi (Warning Options): Clarify that
14160 -Wstrict-overflow does not warn about loops.
14162 2007-04-24 Janis Johnson <janis187@us.ibm.com>
14164 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
14165 expand on the comment about _Decimal128 arguments and check the
14166 integer result of the modulus operation; for 64-bit ELF ABI, ensure
14167 that _Decimal128 argument uses even/odd register pair.
14168 (function_arg): Ditto.
14170 2007-04-24 Hui-May Chang <hm.chang@apple.com>
14172 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
14173 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
14175 2007-04-24 Richard Guenther <rguenther@suse.de>
14176 Olga Golovanevsky <olga@il.ibm.com>
14178 * fold-const.c (multiple_of_p): Check for bottom
14181 2007-04-24 Richard Henderson <rth@redhat.com>
14183 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
14184 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
14185 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
14186 looking for non-zero bits shifted out. Avoid a recursive call
14187 when constructing the scalar.
14188 (__floatundisf): Likewise.
14190 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
14192 * dwarf2out.c (field_byte_offset): Move the existing logic
14193 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
14194 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
14196 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
14199 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
14200 length argument of 0 for memset.
14201 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
14202 unsigned shift instead of the signed variant.
14204 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
14206 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
14207 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
14208 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
14209 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
14210 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
14211 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
14212 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
14213 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
14214 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
14215 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
14216 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
14217 "mul<mode>3", "div<mode>3"): Insn definitions added.
14218 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
14219 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
14220 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
14221 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
14222 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
14223 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
14224 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
14225 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
14226 TARGET_FLOAT_FORMAT): Macro definitions removed.
14227 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
14228 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
14229 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
14230 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
14231 (s390_gen_rtx_const_DI): Function removed.
14232 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
14234 2007-04-24 Richard Sandiford <richard@codesourcery.com>
14236 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
14237 over an external ffs function.
14239 2007-04-24 Chao-ying Fu <fu@mips.com>
14240 Richard Sandiford <richard@nildram.co.uk>
14242 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
14243 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
14244 (smadd_widen_optab, umadd_widen_optab): Define.
14245 * optabs.c (init_optabs): Initialize smadd_widen_optab and
14247 * genopinit.c (optabs): Fill in smadd_widen_optab and
14249 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
14250 and umadd_widen_optab to implement multiply-add sequences.
14251 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
14252 (<u>maddsidi4): ...this. Extend condition to include
14253 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
14254 of operand 0 to "ka" and use the three-operand form of madd<u>
14256 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
14258 * config/mips/constraints.md (ka): New register constraint.
14260 2007-04-24 Jan Hubicka <j@suse.cz>
14264 2007-04-23 Jan Hubicka <jh@suse.cz>
14265 * function.c (init_function_start): Don't init line number info.
14266 (expand_function_end): Update.
14267 (reset_block_changes, record_block_change, finalize_block_changes,
14268 check_block_change, free_block_changes): Kill.
14269 * function.h (reset_block_changes, record_block_change,
14270 finalize_block_changes, check_block_change, free_block_changes):
14272 (struct function): Remove ib_boundaries_block.
14273 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14274 Use curr_insn_locator to initialize locator.
14275 (emit_line_note): Remove.
14276 * cfgexpand.c (expand_gimple_cond_expr): Update.
14277 (construct_exit_block): Likewise.
14278 (tree_expand_cfg): Initialize/finalize locators.
14279 * expr.c (expand_expr_real): Update.
14280 * cfglayout.c (line_locators_locs, line_locators_lines,
14281 file_locators_locs, file_locators_files): Remove.
14282 (set_block_levels): Move to cfgexpand.c.
14283 (insn_locators_initialize): Remove.
14284 (pass_insn_locators_initialize): Remove.
14285 (locations_locators_locs, locations_locators_vals): New static vars.
14286 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14288 (insn_locators_alloc, insn_locators_finalize,
14289 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14291 (locator_location): New.
14292 (locator_line, locator_file): Rewrite.
14293 * rtl.h (emit_line_note): Kill.
14294 (insn_locators_alloc, insn_locators_finalize,
14295 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14297 * tree-inline.c (initialize_cfun): Do not initialize
14298 ib_boundaries_block.
14299 * passes.c (pass_insn_locators_initialize): Remove.
14301 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
14303 * doc/invoke.texi: Removed leading '-' from option index entries.
14305 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
14307 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
14309 (create_phi_node): Use set_phi_nodes.
14310 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
14311 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
14312 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
14313 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
14314 (bsi_start, bsi_last): Use bb_stmt_list.
14315 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
14316 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
14317 Traverse the statements using tsi iterator.
14318 * basic-block.h (struct basic_block_def): Fields stmt_list
14319 and phi_nodes moved to ...
14320 (struct tree_bb_info): ... new structure.
14321 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
14322 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
14323 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
14324 (tree_verify_flow_info): Verify that il.tree is not set for
14325 entry and exit block.
14326 (tree_split_block): Use set_bb_stmt_list.
14328 2007-04-23 Mike Stump <mrs@apple.com>
14330 * config/i386/i386.c (ix86_tune_features
14331 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
14334 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
14336 * config/i386/i386.md (prefix_extra): New attribute.
14337 (length): Add prefix_extra.
14339 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
14340 (sse2_movntv2di): Likewise.
14341 (sse2_cvtps2dq): Likewise.
14342 (sse2_cvtpd2pi): Likewise.
14343 (sse2_cvttpd2pi): Likewise.
14344 (*sse2_cvtpd2ps): Likewise.
14345 (*add<mode>3): Likewise.
14346 (sse2_ssadd<mode>3): Likewise.
14347 (sse2_usadd<mode>3): Likewise.
14348 (*sub<mode>3): Likewise.
14349 (sse2_sssub<mode>3): Likewise.
14350 (sse2_ussub<mode>3): Likewise.
14351 (*mulv8hi3): Likewise.
14352 (*smulv8hi3_highpart): Likewise.
14353 (*umulv8hi3_highpart): Likewise.
14354 (sse2_umulv2siv2di3): Likewise.
14355 (sse2_pmaddwd): Likewise.
14356 (ashr<mode>3): Likewise.
14357 (lshr<mode>3): Likewise.
14358 (ashl<mode>3): Likewise.
14359 (sse2_ashlti3): Likewise.
14360 (sse2_lshrti3): Likewise.
14361 (*umaxv16qi3): Likewise.
14362 (*smaxv8hi3): Likewise.
14363 (*uminv16qi3): Likewise.
14364 (*sminv8hi3): Likewise.
14365 (sse2_eq<mode>3): Likewise.
14366 (sse2_gt<mode>3): Likewise.
14367 (*and<mode>3): Likewise.
14368 (sse2_nand<mode>3): Likewise.
14369 (*ior<mode>3): Likewise.
14370 (*xor<mode>3): Likewise.
14371 (sse2_packsswb): Likewise.
14372 (sse2_packssdw): Likewise.
14373 (sse2_packuswb): Likewise.
14374 (sse2_punpckhbw): Likewise.
14375 (sse2_punpcklbw): Likewise.
14376 (sse2_punpckhwd): Likewise.
14377 (sse2_punpcklwd): Likewise.
14378 (sse2_punpckhdq): Likewise.
14379 (sse2_punpckldq): Likewise.
14380 (sse2_punpckhqdq): Likewise.
14381 (sse2_punpcklqdq): Likewise.
14382 (*sse2_pinsrw): Likewise.
14383 (*sse2_pextrw): Likewise.
14384 (sse2_pshufd_1): Likewise.
14385 (sse2_uavgv16qi3): Likewise.
14386 (sse2_uavgv8hi3): Likewise.
14387 (sse2_psadbw): Likewise.
14388 (sse2_pmovmskb): Likewise.
14389 (*sse2_maskmovdqu): Likewise.
14390 (*sse2_maskmovdqu_rex64): Likewise.
14391 (sse4a_extrqi): Likewise.
14392 (sse4a_extrq): Likewise.
14393 (sse3_lddqu): Set prefix_rep.
14394 (sse3_addsubv4sf3): Likewise.
14395 (sse3_haddv4sf3): Likewise.
14396 (sse3_hsubv4sf3): Likewise.
14397 (sse_cvtss2si): Likewise.
14398 (sse_cvtss2si_2): Likewise.
14399 (sse_cvtss2siq): Likewise.
14400 (sse_cvtss2siq_2): Likewise.
14401 (sse_cvttss2si): Likewise.
14402 (sse_cvttss2siq): Likewise.
14403 (sse2_cvttps2dq): Likewise.
14404 (sse3_movshdup): Likewise.
14405 (sse3_movsldup): Likewise.
14406 (sse2_cvtsd2si): Likewise.
14407 (sse2_cvtsd2si_2): Likewise.
14408 (sse2_cvtsd2siq): Likewise.
14409 (sse2_cvtsd2siq_2): Likewise.
14410 (sse2_cvttsd2si): Likewise.
14411 (sse2_cvttsd2siq): Likewise.
14412 (*sse2_cvtpd2dq): Likewise.
14413 (*sse2_cvttpd2dq): Likewise.
14414 (sse2_pshuflw_1): Likewise.
14415 (sse2_pshufhw_1): Likewise.
14416 (sse4a_insertqi): Likewise.
14417 (sse4a_insertq): Likewise.
14418 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
14419 (ssse3_phadddv4si3): Likewise.
14420 (ssse3_phaddswv8hi3): Likewise.
14421 (ssse3_phsubwv8hi3): Likewise.
14422 (ssse3_phsubdv4si3): Likewise.
14423 (ssse3_phsubswv8hi3): Likewise.
14424 (ssse3_pmaddubswv8hi3): Likewise.
14425 (ssse3_pmulhrswv8hi3): Likewise.
14426 (ssse3_pshufbv16qi3): Likewise.
14427 (ssse3_psign<mode>3): Likewise.
14428 (ssse3_palignrti): Likewise.
14429 (abs<mode>2): Likewise.
14430 (ssse3_phaddwv4hi3): Set prefix_extra.
14431 (ssse3_phadddv2si3): Likewise.
14432 (ssse3_phaddswv4hi3): Likewise.
14433 (ssse3_phsubwv4hi3): Likewise.
14434 (ssse3_phsubdv2si3): Likewise.
14435 (ssse3_phsubswv4hi3): Likewise.
14436 (ssse3_pmaddubswv4hi3): Likewise.
14437 (ssse3_pmulhrswv4hi3): Likewise.
14438 (ssse3_pshufbv8qi3): Likewise.
14439 (ssse3_psign<mode>3): Likewise.
14440 (ssse3_palignrdi): Likewise.
14441 (abs<mode>2): Likewise.
14442 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
14443 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
14444 (sse2_pmovmskb): Set mode to SI instead of V2DF.
14446 2007-04-23 Nick Clifton <nickc@redhat.com>
14448 * params.def: Fix formatting of emacs local variables.
14450 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
14452 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
14453 move if inter-unit move isn't allowed.
14454 Don't split moving the first element of V2DI to DI to inter-unit
14455 move if inter-unit move isn't allowed.
14457 2007-04-23 Richard Guenther <rguenther@suse.de>
14459 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
14460 and CDI_POST_DOMINATORS separately.
14462 2007-04-23 Nick Clifton <nickc@redhat.com>
14464 * c.opt (Wformat-contains-nul): Add warning attribute.
14466 2007-04-23 Jan Hubicka <jh@suse.cz>
14468 * function.c (init_function_start): Don't init line number info.
14469 (expand_function_end): Update.
14470 (reset_block_changes, record_block_change, finalize_block_changes,
14471 check_block_change, free_block_changes): Kill.
14472 * function.h (reset_block_changes, record_block_change,
14473 finalize_block_changes, check_block_change, free_block_changes):
14475 (struct function): Remove ib_boundaries_block.
14476 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14477 Use curr_insn_locator to initialize locator.
14478 (emit_line_note): Remove.
14479 * cfgexpand.c (expand_gimple_cond_expr): Update.
14480 (construct_exit_block): Likewise.
14481 (tree_expand_cfg): Initialize/finalize locators.
14482 * expr.c (expand_expr_real): Update.
14483 * cfglayout.c (line_locators_locs, line_locators_lines,
14484 file_locators_locs, file_locators_files): Remove.
14485 (set_block_levels): Move to cfgexpand.c.
14486 (insn_locators_initialize): Remove.
14487 (pass_insn_locators_initialize): Remove.
14488 (locations_locators_locs, locations_locators_vals): New static vars.
14489 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14491 (insn_locators_alloc, insn_locators_finalize,
14492 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14494 (locator_location): New.
14495 (locator_line, locator_file): Rewrite.
14496 * rtl.h (emit_line_note): Kill.
14497 (insn_locators_alloc, insn_locators_finalize,
14498 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14500 * tree-inline.c (initialize_cfun): Do not initialize
14501 ib_boundaries_block.
14502 * passes.c (pass_insn_locators_initialize): Remove.
14504 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14506 PR middle-end/31448
14507 * expr.c (reduce_to_bit_field_precision): Handle
14510 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
14512 PR tree-optimization/24659
14513 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
14514 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
14515 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
14516 * genopinit.c (optabs): Rename vec_pack_mod_optab
14517 to vec_pack_trunc_optab.
14518 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
14519 early for scalar floating point operands for NOP_EXPR.
14520 (vectorizable_type_promotion): Ditto.
14521 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
14522 vec_pack_trunc_optab.
14523 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
14525 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
14526 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
14527 Rename from VEC_PACK_MOD_EXPR.
14528 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
14529 * expr.c (expand_expr_real_1): Ditto.
14530 * tree-inline.c (estimate_num_insns_1): Ditto.
14531 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14533 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
14534 (vec_unpacks_lo_v4sf): Ditto.
14535 (vec_pack_trunc_v2df): Ditto.
14536 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
14537 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
14538 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
14540 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
14542 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
14544 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
14545 Rename from VEC_PACK_MOD_EXPR. This expression also represent
14546 packing of floating point operands.
14547 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
14548 represent unpacking of floating point operands.
14549 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
14550 [vec_unpacks_hi]: Ditto.
14551 [vec_unpacks_lo]: Ditto.
14553 2007-04-22 Jan Hubicka <jh@suse.cz>
14555 * final.c (rest_of_handle_final): Call
14556 targetm.asm_out.constructor/targetm.asm_out.destructor
14557 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
14558 proper priority via decl_*_priority_insert.
14559 * c-common.c (c_expand_body): Likewise.
14561 2007-04-22 Richard Guenther <rguenther@suse.de>
14563 PR tree-optimization/29789
14564 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
14565 (rewrite_reciprocal): New helper split out from
14566 determine_invariantness_stmt.
14567 (rewrite_bittest): Likewise.
14568 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
14569 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
14572 2007-04-22 Revital Eres <eres@il.ibm.com>
14574 * loop-unroll.c (var_to_expand): New field to support also
14575 insns of the form x = something + x.
14576 (analyze_insn_to_expand_var): Use it.
14577 (expand_var_during_unrolling): Likewise.
14579 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
14581 * predict.c: Include pointer-set.h.
14582 (bb_predictions): New variable.
14583 (tree_predicted_by_p, tree_predict_edge,
14584 remove_predictions_associated_with_edge): Use bb_predictions map
14585 instead of bb->predictions.
14586 (clear_bb_predictions, assert_is_empty): New functions.
14587 (combine_predictions_for_bb): Use bb_predictions map. Call
14588 clear_bb_predictions.
14589 (tree_estimate_probability): Create and free bb_predictions map.
14590 * Makefile.in (predict.o): Add pointer-set.h dependency.
14591 * basic-block.h (struct basic_block_def): Remove predictions
14593 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
14595 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
14598 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
14601 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14603 * timevar.c (timevar_print): Change reference of --disable-checking to
14604 --enable-checking=release. Also warn if assert checking is disabled.
14606 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14609 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
14610 decl as addressable if the compound literal was marked as
14612 Mark the decl as a gimple register if it is a complex or
14613 vector decl and does not live in memory.
14615 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14617 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
14618 (GENERIC_NEXT): New function macro.
14619 (PHI_CHAIN): Use phi_node's new chain variable.
14620 (tree_phi_node): Change tree_common to tree_base
14621 and add the chain field.
14622 * tree-phinodes.c (make_phi_node): Don't set
14623 TREE_TYPE on the new node.
14624 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
14625 instead of checking GIMPLE_TUPLE_P in chain_next.
14626 * tree-vect-transform.c
14627 (get_initial_def_for_induction): Look at
14628 PHI_RESULT_TREE for the type of the phi node.
14629 (update_vuses_to_preheader): Use PHI_CHAIN
14630 instead of TREE_CHAIN on the phi node.
14631 * tree-ssa-structalias.c (compute_points_to_sets):
14633 (ipa_pta_execute): Likewise.
14635 2007-04-21 Richard Guenther <rguenther@suse.de>
14637 PR middle-end/31136
14638 * fold-const.c (fold_unary): Call fold_convert_const on the
14641 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
14643 * gcse.c (store_killed_in_insn): Handle PARALLELs.
14644 (store_killed_in_pat): New.
14646 2007-04-20 Richard Henderson <rth@redhat.com>
14649 * config/i386/i386.c (type_has_variadic_args_p): Look for any
14650 TREE_LIST with a void_type_node value, not void_list_node exactly.
14652 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
14654 * doc/standards.texi: Re-arrange into language-specific
14655 subsections. Add a C++ section, documenting which standards we
14658 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
14660 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
14661 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
14663 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
14665 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
14666 ecrti.o and crtbegin.o.
14667 (LIB_DEFAULT_SPEC): Include -lc.
14668 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
14670 2007-04-20 Richard Henderson <rth@redhat.com>
14673 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
14674 argument; update all callers.
14675 (get_unaligned_offset): New.
14676 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
14677 get_unaligned_address, just pass on the address directly.
14678 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
14679 the subreg in the helper patterns.
14680 (unaligned_extendqidi_le): Use get_unaligned_offset.
14681 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
14682 (unaligned_extendhidi_be): Likewise.
14683 (unaligned_extendhidi): Tidy.
14684 * config/alpha/alpha-protos.h: Update.
14686 2007-04-20 Richard Henderson <rth@redhat.com>
14688 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
14689 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
14690 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
14691 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
14692 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
14693 (CPP_SPEC): Don't include %(cpp_subtarget).
14694 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
14695 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
14696 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
14698 2007-04-20 Jakub Jelinek <jakub@redhat.com>
14700 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
14701 for __builtin_ia32_cmpordss.
14703 PR tree-optimization/31632
14704 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
14705 and arg1 for optimizations of comparison against min/max values.
14706 Fold arg0 to arg1's type for optimizations of comparison against
14707 min+1 and max-1 values.
14709 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
14711 * reload.c (combine_reloads): When trying to use a dying register,
14712 check whether it's uninitialized and don't use if so.
14714 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
14716 * fold-const.c: Remove prototypes for native_encode_expr and
14717 native_interpret_expr.
14718 (native_encode_expr): Make non-static.
14719 (native_interpret_expr): Likewise.
14720 * tree.h: Add prototypes for the above.
14722 2007-04-19 Joseph Myers <joseph@codesourcery.com>
14724 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
14725 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
14726 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
14727 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
14728 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
14729 Add length attributes.
14731 2007-04-19 Janis Johnson <janis187@us.ibm.com>
14733 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
14736 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
14737 __STDC_WANT_DEC_FP__.
14739 2007-04-19 Joseph Myers <joseph@codesourcery.com>
14741 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
14742 for long double compatibility.
14743 * configure: Regenerate.
14745 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
14747 PR rtl-optimization/29841
14748 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
14750 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
14751 that may cause control flow transfer from being moved.
14753 2007-04-18 Jan Hubicka <jh@suse.cz>
14755 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
14758 2007-04-18 Eric Christopher <echristo@apple.com>
14760 * config/rs6000/darwin.md (load_macho_picbase): Use link register
14761 only. Update operands.
14762 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
14763 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
14764 link register to pic register.
14766 2007-04-18 Dirk Mueller <dmueller@suse.de>
14768 PR diagnostic/31227
14769 * tree-vrp.c (search_for_addr_array): New.
14770 (check_array_bounds): Suppress warning about
14771 address taken of array refs if its not de-referenced.
14773 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
14775 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
14776 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
14778 * tree-vectorizer.h (NITERS_KNOWN_P): New.
14779 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
14780 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
14782 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
14784 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
14786 (vect_analyze_scalar_cycles): Fix indentation.
14787 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
14788 (vect_mark_relevant): Include phis in relevance analysis.
14790 * tree-vect-transform.c (vect_transform_loop): Add an assert.
14792 2007-04-18 Anatoly Sokolov <aesok@post.ru>
14794 * config/avr/avr.c (ptrreg_to_str): Replace error() with
14795 output_operand_lossage().
14797 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
14799 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
14800 the unused code for reduction without adjust-in-epilog to simplify the
14803 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
14805 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
14806 (S390_TDC_NEGATIVE_ZERO): New constant.
14807 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
14808 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
14809 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
14810 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
14811 (S390_TDC_POSITIVE_INFINITY): New constant.
14812 (S390_TDC_NEGATIVE_INFINITY): New constant.
14813 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
14814 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
14815 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
14816 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
14817 (S390_TDC_INFINITY): New constant.
14818 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
14819 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
14820 optimization for UNSPEC_CCZ_TO_INT.
14821 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
14822 ("*ccz_to_int"): New insn.
14823 ("isinf<mode>2"): New insn.
14824 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
14825 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
14826 (UNSPEC_CCZ_TO_INT): New constant.
14828 2007-04-18 Richard Guenther <rguenther@suse.de>
14830 PR tree-optimization/19431
14831 PR tree-optimization/21463
14832 * tree-pass.h (pass_phiprop): Declare.
14833 * passes.c (init_optimization_passes): New phiprop pass.
14834 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
14835 (phivn_valid_p): New helper function.
14836 (phiprop_insert_phi): Likewise.
14837 (propagate_with_phi): Likewise.
14838 (tree_ssa_phiprop): New propagator propagating loads
14839 through phi nodes if profitable.
14841 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
14843 * tree-vect-analyze.c (process_use): New function.
14844 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
14845 Check phis in all bbs.
14846 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
14849 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
14851 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
14854 2007-04-17 Anatoly Sokolov <aesok@post.ru>
14857 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
14860 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
14862 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
14864 (sse_vmmulv4sf3): Likewise.
14865 (sse2_vmaddv2df3): Likewise.
14866 (sse2_vmmulv2df3): Likewise.
14868 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
14870 PR rtl-optimization/31360
14871 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
14872 (target_reg_cost): New.
14873 (init_set_costs): Initialize target_reg_cost. Add comments
14874 regarding the rationale of the costs.
14875 (global_cost_for_size): Renamed to...
14876 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
14877 of register pressure.
14878 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
14879 estimate_reg_pressure_cost. Add number of ivs.
14880 (determine_set_costs): Dump target_reg_cost.
14881 * loop-invariant.c (gain_for_invariant): Use
14882 estimate_reg_pressure_cost. Removed n_inv_uses argument.
14883 (best_gain_for_invariant, find_invariants_to_move): Remove
14885 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
14886 (target_reg_cost): Declare.
14887 (global_cost_for_size): Declaration removed.
14888 (estimate_reg_pressure_cost): Declare.
14890 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
14892 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
14893 regnos into even/odd register pairs.
14894 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
14895 TDmode similar to the other floating point modes.
14896 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
14897 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
14899 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
14900 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
14901 (movdd_hardfloat64): Use TARGET_MFPGPR.
14903 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
14905 * reload1.c (delete_output_reload): Don't count output in n_inherited.
14908 2005-01-05 Richard Henderson <rth@redhat.com>
14910 * reload1.c (do_input_reload): Restrict the optimization deleteing
14911 a previous output reload to RELOAD_FOR_INPUT.
14913 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
14915 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
14916 induc_vec_info_type.
14917 (vectorizable_induction): New function declaration.
14918 * tree-vect-transform.c (get_initial_def_for_induction): No need to
14919 check if already vectorized. Find first place in BB where new stmts
14920 can be inserted. Takes only one argument.
14921 (vectorizable_induction): New function.
14922 (vect_transform_stmt): Add case for induc_vec_info_type to call
14923 vectorizable_induction.
14924 (vect_transform_loop): Consider phis for vectorization.
14925 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
14927 (analyze_operations): Call vectorizable_induction when analyzing phis.
14929 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
14930 (vect_mark_relevant): Include phis in relevance analysis.
14931 (vect_mark_stmts_to_be_vectorize): Likewise.
14932 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
14934 2007-04-16 Lawrence Crowl <crowl@google.com>
14936 * doc/invoke.texi (Debugging Options): Add documentation for the
14937 -femit-struct-debug options -femit-struct-debug-baseonly,
14938 -femit-struct-debug-reduced, and
14939 -femit-struct-debug-detailed[=...].
14941 * c-opts.c (c_common_handle_option): Add
14942 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
14943 and OPT_femit_struct_debug_detailed_.
14944 * c.opt: Add specifications for
14945 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
14946 and -femit-struct-debug-detailed[=...].
14947 * opts.c (set_struct_debug_option): Parse the
14948 -femit-struct-debug-... options.
14949 * opts.c (matches_main_base, main_input_basename,
14950 main_input_baselength, base_of_path, matches_main_base): Add
14951 variables and functions to compare header base name to compilation
14953 * opts.c (should_emit_struct_debug): Add to determine to emit a
14954 structure based on the option.
14955 (dump_struct_debug) Also disabled function to debug this
14957 * opts.c (handle_options): Save the base name of the
14960 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
14961 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
14962 This hook indicates if a type is generic. Set it by default
14963 to "never generic".
14964 * langhooks.h (struct lang_hooks_for_types): Add a new hook
14965 to determine if a struct type is generic or not.
14966 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
14967 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
14968 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
14969 with live C++ hook.
14971 * flags.h (enum debug_info_usage): Add an enumeration to describe
14972 a program's use of a structure type.
14973 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
14974 to indicate the program's usage of the type. Filter structs based
14975 on the -femit-struct-debug-... specification.
14976 (gen_type_die): Split into two routines, gen_type_die and
14977 gen_type_die_with_usage. gen_type_die is now a wrapper
14978 that assumes direct usage.
14979 (gen_type_die_with_usage): Replace calls to gen_type_die
14980 with gen_type_die_with_usage adding the program usage of
14981 the referenced type.
14982 (dwarf2out_imported_module_or_decl): Suppress struct debug
14983 information using should_emit_struct_debug when appropriate.
14985 2007-04-16 Ian Lance Taylor <iant@google.com>
14987 PR tree-optimization/31522
14988 * tree-vrp.c (vr_phi_edge_counts): New static variable.
14989 (vrp_initialize): Allocate vr_phi_edge_counts.
14990 (vrp_visit_phi_node): Don't push to infinity if we saw a new
14991 executable edge. Drop test for all constants.
14992 (vrp_finalize): Free vrp_phi_edge_counts.
14994 * doc/cpp.texi (Common Predefined Macros): Clarify description of
14995 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
14997 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
14998 predecessors at head rather than tail.
15000 2007-04-16 Matthias Klose <doko@debian.org>
15002 * config/alpha/linux.h (CPP_SPEC): Define.
15003 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
15005 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
15007 * function.h: Remove sequence_stack extern declaration.
15009 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
15011 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
15013 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
15016 2007-04-16 Anatoly Sokolov <aesok@post.ru>
15018 * config/avr/avr.c (avr_arch_types): Rearranging array.
15019 (enum avr_arch): Add.
15020 (avr_mcu_types): Use avr_arch enumeration constants instead of
15022 * config/avr/avr.h (LINK_SPEC): Simplify.
15024 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
15026 * config/m68k/m68k.c (m68k_libcall_value,
15027 m68k_function_value): Use macros for register names more.
15029 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
15031 (M68K_REGNAME): Use A6_REG.
15032 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
15034 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15036 PR middle-end/28071
15037 * sched-int.h (struct deps): Split field 'pending_lists_length' into
15038 'pending_read_list_length' and 'pending_write_list_length'. Update
15040 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
15041 to handle two length counters instead of one. Update all uses.
15042 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
15043 two length counters instead of one.
15044 * sched-rgn.c (propagate_deps): Update to handle two length counters
15047 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
15050 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
15051 copy of source, pass it to ix86_expand_vector_set and return
15054 2007-04-16 David Ung <davidu@mips.com>
15055 Joseph Myers <joseph@codesourcery.com>
15057 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
15058 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
15059 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
15060 Add 74K processor information.
15061 * config/mips/mips.md: Include 74k.md.
15062 (cpu): Add 74kc,74kf,74kx.
15063 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
15064 * config/mips/74k.md: New.
15065 * doc/invoke.texi (MIPS Options): Document 74K support.
15067 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
15069 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
15070 vectorizable_* functions.
15071 * tree-vect-transform.c (vectorizable_call): Add check for
15072 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
15073 (vectorizable_store): likewise.
15074 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
15076 (vectorizable_operation, vectorizable_type_demotion): Likewise.
15077 (vectorizable_type_promotion, vectorizable_load): Likewise.
15078 (vectorizable_live_operation, vectorizable_condition): Likewise.
15079 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
15081 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
15083 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15085 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
15086 register numbers more.
15087 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
15088 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
15089 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
15090 FUNCTION_VALUE_REGNO_P): Likewise.
15091 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
15092 STATIC_CHAIN_REGNUM): Likewise.
15093 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
15094 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
15095 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
15096 * config/m68k/m68k.md (FP_REG): New.
15098 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15100 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
15103 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15105 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
15106 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
15109 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15111 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
15114 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
15117 * c-decl.c (finish_decl): Grab the type of the decl after the call
15118 to store_init_value.
15120 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
15122 * common.opt (fforward-propagate): Fix "Optimization" annotation.
15124 2007-04-14 Jakub Jelinek <jakub@redhat.com>
15127 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
15128 dominators, post dominators and cleanup cfg before returning.
15130 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
15132 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
15133 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
15135 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
15137 * config.gcc: Recognize fido.
15138 * config/m68k/m68k-devices.def (fidoa): New.
15139 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
15141 (FL_FIDOA, TARGET_FIDOA): New.
15142 * config/m68k/m68k.opt (mfidoa): New.
15144 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15146 PR middle-end/31322
15147 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
15148 when a personality function is used.
15150 2007-04-13 Bob Wilson <bob.wilson@acm.org>
15152 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
15154 2007-04-13 Mike Stump <mrs@apple.com>
15156 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
15158 * config/darwin.opt (fapple-kext): Make C++ only.
15159 * config/darwin.c (darwin_override_options): Remove code to ensure
15160 -fapple-kext is given for C++ only.
15162 2007-04-13 Richard Sandiford <richard@codesourcery.com>
15164 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
15165 * config/mips/mips.c (override_options): Call
15166 SUBTARGET_OVERRIDE_OPTIONS, if defined.
15168 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
15170 * config/i386/i386.opt (msvr3-shlib): Removed.
15172 * doc/invoke.texi: Remove -msvr3-shlib.
15174 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
15176 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
15177 with "popcnt" instruction.
15179 2007-04-13 Richard Guenther <rguenther@suse.de>
15181 PR tree-optimization/21258
15182 * tree-vrp.c (compare_case_labels): New helper.
15183 (find_switch_asserts): New function.
15184 (find_assert_locations): Call it for SWITCH_EXPRs.
15186 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
15188 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
15189 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
15190 check is now implied in X87_FLOAT_MODE_P.
15191 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
15192 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
15193 (fix_trunc<mode>_i386_fisttp): Ditto.
15194 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
15195 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
15196 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
15197 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
15198 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
15199 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
15200 (unnamed_splitters): Ditto.
15201 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
15202 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
15203 FIRST_SSE_REG for local functions when SSE math is enabled or
15204 for functions with sseregparm attribute.
15205 (standard_80387_constant_p): Return -1 if mode is not
15207 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
15208 (ix86_expand_compare): Ditto.
15209 (ix86_expand_carry_flag_compare): Ditto.
15210 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
15211 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
15212 DECIMAL_FLOAT_MODE_P.
15213 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
15214 of SCALAR_FLOAT_MODE_P.
15215 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
15216 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
15217 checks before FLOAT_MODE_P.
15218 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
15219 before FLOAT_MODE_P.
15224 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
15226 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
15227 Charles Wilson <libtool@cwilson.fastmail.fm>
15229 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
15230 (libgcc.mvars): Don't depend on them.
15231 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
15232 * exec-tool.in: New.
15234 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
15236 * doc/invoke.text (--help): Document --help=common.
15238 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
15240 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
15242 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15244 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
15245 * genemit.c (main): Emit #include "integrate.h".
15246 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
15247 (LOADGP_RTP): New mips_loadgp_style.
15248 * config/mips/mips.h: Include config/vxworks-dummy.h.
15249 (TARGET_RTP_PIC): New macro.
15250 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
15251 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
15252 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
15253 for TARGET_RTP_PIC.
15254 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
15255 -mvxworks-pic when using -mrtp and a PIC option.
15256 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
15258 (mips_symbolic_constant_p, mips_symbolic_address_p)
15259 (mips_symbol_insns): Handle SYMBOL_HALF.
15260 (override_options): Warn about -G and -mrtp being used together.
15261 Initialize mips_lo_relocs[SYMBOL_HALF].
15262 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
15263 (mips_emit_loadgp): Handle LOADGP_RTP.
15264 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
15265 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
15266 (tablejump): Handle function-relative case table entries if
15268 * config/mips/predicates.md (symbol_ref_operand): New predicate.
15270 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15272 * config/mips/mips.md (load_call<mode>): Allow any general register.
15274 (sibcall_value_internal, sibcall_value_multiple_internal)
15275 (call_value_internal, call_value_split, call_value_multiple_internal)
15276 (call_value_multiple_split): Remove constraints from operand 0.
15278 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15280 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
15281 rather than loadgp_noshared.
15282 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
15283 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
15285 * config/mips/mips.md (loadgp): Rename to...
15286 (loadgp_newabi): ...this.
15287 (loadgp_noshared): Rename to...
15288 (loadgp_absolute): ...this.
15290 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15292 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
15293 false for locally-binding symbols.
15294 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
15296 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15298 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
15299 (SYMBOL_GOT_PAGE_OFST): ...this.
15300 (SYMBOL_GOT_GLOBAL): Rename to...
15301 (SYMBOL_GOT_DISP): ...this.
15302 (SYMBOL_GOTOFF_GLOBAL): Rename to...
15303 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
15304 * config/mips/mips.c (mips_global_symbol_p): New function.
15305 (mips_symbol_binds_local_p): Likewise.
15306 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
15307 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
15308 mips_global_symbol_p and mips_symbol_binds_local_p.
15309 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
15310 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
15311 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
15312 SYMBOL_GOTOFF_DISP.
15313 (mips_ok_for_lazy_binding_p): New function.
15314 (mips_load_call_address, mips_expand_call): Use it.
15315 (mips_dangerous_for_la25_p): Likewise.
15316 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
15317 (*got_disp<mode>): Use got_disp_operand instead of
15318 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
15319 SYMBOL_GOTOFF_GLOBAL.
15320 (*got_page<mode>): Use got_page_ofst_operand instead of
15322 * config/mips/predicates.md (const_call_insn_operand): Use
15323 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
15324 (global_got_operand): Rename to...
15325 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
15327 (local_got_operand): Rename to...
15328 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
15329 of SYMBOL_GOT_LOCAL.
15331 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15333 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
15334 TARGET_CALL_CLOBBERED_GP.
15335 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15336 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
15337 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
15338 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
15339 of TARGET_ABICALLS && !TARGET_NEWABI.
15340 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15341 * config/mips/mips.c (mips_load_call_address): Check
15342 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
15343 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15344 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
15345 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
15346 TARGET_ABICALLS && TARGET_NEWABI.
15347 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
15349 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
15350 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
15351 TARGET_ABICALLS && TARGET_NEWABI.
15352 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
15353 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
15354 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
15355 whether indirect calls must use $25.
15356 (mips_extra_live_on_entry): Check TARGET_GOT instead of
15358 * config/mips/mips.md (jal_macro): Check flag_pic and
15359 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
15360 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
15361 instead of TARGET_ABICALLS.
15362 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
15363 TARGET_ABICALLS && TARGET_OLDABI.
15364 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15365 (sibcall): In the comment above the define_insn, mention
15366 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
15367 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
15368 instead of TARGET_ABICALLS.
15370 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
15372 * doc/md.texi (Blackfin family constraints): Document PA and PB.
15373 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
15374 (MACFLAGS_MATCH_P): New macro.
15375 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
15376 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
15377 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
15378 the other MACFLAG constants.
15379 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
15380 (flag_machi): Tighten constraints. Renumber some of the operands.
15381 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
15383 (flag_machi_parts_acconly): New pattern.
15384 (flag_macinithi): Tighten constraints. Allow any accumulator to be
15386 (flag_macinit1hi): Tighten constraints.
15387 (flag_mul_macv2hi_parts_acconly): New pattern.
15389 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
15390 Use a more efficient implementation.
15391 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
15392 inline sequences when not optimizing for size.
15394 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
15395 movhi_high2low): Delete, merge functionality into...
15396 (packv2hi): ... this pattern.
15398 2007-02-11 Jie Zhang <jie.zhang@analog.com>
15399 * config/bfin/bfin.opt (msim): New option.
15400 (mcpu=): New option.
15401 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
15402 (bfin_cpu_t): Typedef of enum bfin_cpu.
15403 (bfin_cpu_type): New declaration.
15404 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
15405 -msim and -mcpu= options.
15406 (LIB_SPEC): Likewise.
15407 * config/bfin/bfin.c (bfin_cpu_type): Define.
15408 (bfin_handle_option): Handle -mcpu= option.
15409 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
15410 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
15411 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
15413 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15415 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
15416 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
15417 (powerpc-wrs-vxworksae): Use ${tm_file}.
15418 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
15419 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
15420 * config/i386/vx-common.h: New file.
15422 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15424 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
15427 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
15429 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
15432 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
15436 * c-common.c (c_build_qualified_type): Set canonical type
15439 2007-04-12 Richard Guenther <rguenther@suse.de>
15441 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
15442 lower bound and element size if lower bound is not zero
15443 or either of the ARRAY_REF operands is set.
15445 2007-04-12 Richard Guenther <rguenther@suse.de>
15447 PR tree-optimization/24689
15448 PR tree-optimization/31307
15449 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
15451 * gimplify.c (canonicalize_addr_expr): To be consistent with
15452 gimplify_compound_lval only set operands two and three of
15453 ARRAY_REFs if they are not gimple_min_invariant. This makes
15454 it never at this place.
15455 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
15457 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15459 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
15460 null before emitting a .nsubspa directive.
15462 2007-04-11 Diego Novillo <dnovillo@redhat.com>
15464 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
15465 need_to_partition_p if there are no memory statements in the
15468 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15470 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
15471 (gcd_of_steps_may_divide_p): New function.
15472 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
15474 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15476 * reload.c (find_reloads_toplev, find_reloads_address,
15477 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
15478 not a pointer equality test, to decide if we need to call
15479 push_reg_equiv_alt_mem.
15481 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
15483 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
15484 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
15486 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
15488 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15490 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
15491 vector to be positive.
15493 2007-04-11 Diego Novillo <dnovillo@redhat.com>
15497 * doc/invoke.texi: Document --params max-aliased-vops and
15499 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
15500 debug_memory_partitions): Move to tree-flow.h
15501 * params.h (AVG_ALIASED_VOPS): Define.
15502 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
15504 (mp_info_t): Likewise.
15505 (get_mem_sym_stats_for): New.
15506 (set_memory_partition): Move from tree-flow-inline.h.
15507 (mark_non_addressable): Only clear the set of symbols for the
15508 partition if it exists.
15509 (dump_memory_partitions): Move from tree-ssa-operands.c
15510 (debug_memory_partitions): Likewise.
15511 (need_to_partition_p): New.
15512 (dump_mem_ref_stats): New.
15513 (debug_mem_ref_stats): New.
15514 (dump_mem_sym_stats): New.
15515 (debug_mem_sym_stats): New.
15516 (update_mem_sym_stats_from_stmt): New.
15517 (compare_mp_info_entries): New.
15518 (mp_info_cmp): Call it.
15519 (sort_mp_info): Change argument to a list of mem_sym_stats_t
15521 (get_mpt_for): Move from tree-ssa-operands.c.
15522 (find_partition_for): New.
15523 (create_partition_for): Remove.
15524 (estimate_vop_reduction): New.
15525 (update_reference_counts): New.
15526 (build_mp_info): New.
15527 (compute_memory_partitions): Refactor.
15528 Document new heuristic.
15529 Call build_mp_info, update_reference_counts,
15530 find_partition_for and estimate_vop_reduction.
15531 (compute_may_aliases): Populate virtual operands before
15532 calling debugging dumps.
15533 (delete_mem_sym_stats): New.
15534 (delete_mem_ref_stats): New.
15535 (init_mem_ref_stats): New.
15536 (init_alias_info): Call it.
15537 (maybe_create_global_var): Remove alias_info argument.
15538 Get number of call sites and number of pure/const call sites
15539 from gimple_mem_ref_stats().
15540 (dump_alias_info): Call dump_memory_partitions first.
15541 (dump_points_to_info_for): Show how many times a pointer has
15543 * opts.c (decode_options): For -O2 set --param
15544 max-aliased-vops to 500.
15545 For -O3 set --param max-aliased-vops to 1000 and --param
15546 avg-aliased-vops to 3.
15547 * fortran/options.c (gfc_init_options): Remove assignment to
15549 * tree-flow-inline.h (gimple_mem_ref_stats): New.
15550 * tree-dfa.c (dump_variable): Dump memory reference
15552 Dump NO_ALIAS* settings.
15553 (referenced_var_lookup): Tidy.
15554 (mem_sym_stats): New.
15555 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
15556 and ORIG are different SSA names for a memory partition.
15557 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
15558 * tree-flow.h (struct mem_sym_stats_d): Define.
15559 (mem_sym_stats_t): Define.
15560 (struct mem_ref_stats_d): Define.
15561 (struct gimple_df): Add field mem_ref_stats.
15562 (enum noalias_state): Define.
15563 (struct var_ann_d): Add bitfield noalias_state.
15564 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
15565 debug_mem_ref_stats, debug_memory_partitions,
15566 debug_mem_sym_stats): Declare.
15567 * tree-ssa-structalias.c (update_alias_info): Update call
15568 sites, pure/const call sites and asm sites in structure
15569 returned by gimple_mem_ref_stats.
15570 Remove local variable IS_POTENTIAL_DEREF.
15571 Increase NUM_DEREFS if the memory expression is a potential
15573 Call update_mem_sym_stats_from_stmt.
15574 If the memory references memory, call
15575 update_mem_sym_stats_from_stmt for all the direct memory
15576 symbol references found.
15577 (intra_create_variable_infos): Set noalias_state field for
15578 pointer arguments according to the value of
15579 flag_argument_noalias.
15580 * tree-ssa-structalias.h (struct alias_info): Remove fields
15581 num_calls_found and num_pure_const_calls_found.
15582 (update_mem_sym_stats_from_stmt): Declare.
15583 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
15584 Set default value to 100.
15585 (PARAM_AVG_ALIASED_VOPS): Define.
15587 2007-04-11 Richard Guenther <rguenther@suse.de>
15589 PR middle-end/31530
15590 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
15591 a * -b + c as c - a * b if we honor sign dependent rounding.
15593 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15595 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
15596 bfin_expand_strmov.
15597 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
15598 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
15600 (initialize_trampoline): Don't use old-style function definition.
15601 (bfin_secondary_reload): Mark IN_P argument as unused.
15603 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
15605 PR tree-optimization/31343
15606 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
15607 (build_polynomial_chrec): Return a scalar when the evolution is zero.
15608 * testsuite/gcc.dg/vect/pr31343.c: New.
15610 2007-04-10 Eric Christopher <echristo@apple.com>
15612 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
15613 * config/i386/i386.md (*cmpfp0): Use.
15614 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
15615 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
15616 (fix_trunc<mode>_i386_fisttp): Ditto.
15617 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
15618 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
15619 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
15620 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
15621 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
15622 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
15623 (unnamed_splitters): Ditto.
15624 * config/i386/i386.c (output_fix_trunc): Assert that
15625 we're not being passed a TFmode operand.
15627 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
15629 PR tree-optimization/31526
15630 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
15631 n_basic_blocks to find newly added blocks.
15633 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
15635 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
15637 (fix_trunc<mode>si_sse): Ditto.
15638 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
15639 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
15640 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
15641 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
15642 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
15643 expander using SSEMODEF mode macro.
15644 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
15645 expander using SSEMODEF mode macro.
15646 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
15647 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
15648 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
15649 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
15650 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
15651 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
15652 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
15653 Macroize insn using X87MODEF mode macro.
15655 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
15657 * config/i386/sse.md (sse2_pinsrw): Removed.
15658 (sse2_pextrw): Renamed to ...
15659 (*sse2_pextrw): This.
15661 2007-04-09 Jan Hubicka <jh@suse.cz>
15664 * config/i386/sse.md
15665 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
15666 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
15667 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
15668 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
15670 2007-04-09 Jan Hubicka <jh@suse.cz>
15672 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
15673 multiple fields of union.
15675 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
15677 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
15678 (create_preheaders): Check that loops are available.
15679 (fix_loop_structure): Clean up, improve comments.
15680 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
15681 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
15683 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
15684 * predict.c (tree_estimate_probability): Do not call
15685 calculate_dominance_info. Call create_preheaders.
15686 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
15687 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
15689 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
15690 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
15691 * tree-cfg.c (tree_split_edge): Make an assert more precise.
15692 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
15695 2007-04-08 Jan Hubicka <jh@suse.cz>
15697 * tree.h (maybe_fold_offset_to_component_ref): Declare.
15698 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
15699 * fold-const.c (fold_unary): Use it.
15701 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15703 * varasm.c (assemble_variable): Remove call to
15704 lang_hooks.decls.prepare_assemble_variable.
15705 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
15706 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
15707 * langhooks.h (lang_hooks_for_decls): Remove
15708 prepare_assemble_variable.
15710 2007-04-08 Mike Stump <mrs@apple.com>
15712 * config/i386/i386.c: Use inc/dec on Core2.
15714 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
15716 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
15717 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
15718 lhd_tree_inlining_end_inlining): Remove.
15719 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
15720 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
15721 end_inlining hooks.
15722 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
15723 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
15724 lhd_tree_inlining_end_inlining): Remove prototypes.
15725 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
15726 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
15727 LANG_HOOKS_TREE_INLINING_START_INLINING,
15728 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
15730 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
15733 2007-04-08 Anatoly Sokolov <aesok@post.ru>
15736 * config/avr/predicates.md (io_address_operand): Delete predicate.
15737 (low_io_address_operand): Don't use 'mode' argument.
15738 (higth_io_address_operand): Rename ...
15739 (high_io_address_operand): ... to this. Don't use 'mode' argument.
15740 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
15743 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
15745 Revert change removing staticp.
15747 2007-04-07 Anatoly Sokolov <aesok@post.ru>
15750 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
15753 2007-04-07 Bruce Korb <bkorb@gnu.org>
15755 * c.opt: Add -Wformat-contains-nul.
15756 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
15758 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
15759 the NUL byte warning.
15761 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
15763 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
15765 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
15767 * tree.c (staticp): No longer use staticp langhook.
15768 * langhooks.c (lhd_staticp): Removed.
15769 * langhooks.h (struct lang_hooks): Remove staticp.
15770 * c-common.c (c_staticp): Remove.
15771 * c-common.h (c_staticp): Ditto.
15772 * langhooks-defs.h (lhd_staticp): Ditto.
15773 (LHD_HOOKS_STATICP): Ditto
15774 * tree.h (gcc_assert_lowered): New macro.
15776 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
15778 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
15779 argument "reliable".
15780 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
15781 Add argument "reliable". Propagate it through calls.
15782 (infer_loop_bounds_from_undefined): Derive number of iterations
15783 estimates from references in blocks that do not dominate loop latch.
15784 (gcov_type_to_double_int): New function.
15785 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
15786 and expected_loop_iterations_unbounded.
15787 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
15788 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
15789 * tree-data-ref.c (estimated_loop_iterations): Export.
15790 (get_references_in_stmt): Fix -- do not return addresses of local
15792 * cfgloop.h (expected_loop_iterations_unbounded,
15793 estimated_loop_iterations): Declare.
15795 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
15797 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
15799 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
15801 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
15802 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
15803 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
15804 Use output_387_reg_move().
15805 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
15806 expander using X87MODEF12 mode macro.
15807 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
15808 choosing register preferences. Use output_387_reg_move().
15809 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
15810 instead of "x". Use output_387_reg_move().
15811 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
15812 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
15813 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
15814 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
15815 Use output_387_reg_move().
15816 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
15818 (*truncxf?f_i387 splitter): Ditto.
15820 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
15822 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
15823 LANG_HOOKS_SAFE_FROM_P.
15824 * expr.c (safe_from_p): Remove langhook call.
15825 * langhooks.h (lang_hooks): Remove safe_from_p.
15826 (lhd_safe_from_p): Remove prototype.
15827 * langhooks.c (lhd_safe_from_p): Remove.
15829 2007-04-06 Jan Hubicka <jh@suse.cz>
15831 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
15834 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
15836 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
15837 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
15838 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
15839 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
15841 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
15842 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
15844 2007-04-05 Richard Henderson <rth@redhat.com>
15846 * config/alpha/alpha.c (print_operand) [+]: Remove.
15847 (alpha_end_function): Print nop if call at end of function.
15848 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
15849 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
15850 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
15851 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
15852 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
15853 the call pattern. Update peepholes to match.
15855 2007-04-05 Janis Johnson <janis187@us.ibm.com>
15857 * doc/extend.texi (Other Builtins): Add decimal float variants
15859 * builtins.def: Ditto.
15860 * builtins.c (expand_builtin): Ditto.
15862 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
15863 H.J. Lu <hongjiu.lu@intel.com>
15866 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
15867 of V8HImode when calling ix86_binary_operator_ok.
15868 (sse2_pmaddwd): Call ix86_binary_operator_ok.
15869 (sdot_prodv8hi): Operands 1 and 2 must be register.
15871 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15873 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
15874 initialize align to silence bogus warning.
15876 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15878 PR middle-end/22156
15879 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
15881 (struct sra_walk_fns): Remove use_all parameter from use.
15882 (sra_hash_tree): Handle BIT_FIELD_REFs.
15883 (sra_elt_hash): Don't hash bitfld blocks.
15884 (sra_elt_eq): Skip them in parent compares as well. Handle
15886 (sra_walk_expr): Don't maintain or pass down use_all_p.
15887 (scan_use): Remove use_all parameter.
15888 (scalarize_use): Likewise. Re-expand assignment to
15889 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
15890 output, and re-scalarize after output. Don't mark anything
15892 (scalarize_ldst): Adjust.
15893 (scalarize_walk_gimple_modify_statement): Likewise.
15894 (build_element_name_1): Handle BIT_FIELD_REFs.
15895 (instantiate_element): Don't warn for any element whose parent
15896 is used as a whole.
15897 (instantiate_missing_elements_1): Return the sra_elt.
15898 (canon_type_for_field): New.
15899 (try_instantiate_multiple_fields): New.
15900 (instantiate_missing_elemnts): Use them.
15901 (mark_no_warning): Removed.
15902 (generate_one_element_ref): Handle BIT_FIELD_REFs.
15903 (REPLDUP, sra_build_elt_assignment): New.
15904 (generate_copy_inout): Use them.
15905 (generate_element_copy): Likewise. Handle bitfld differences.
15906 (generate_element_zero): Don't recurse for blocks. Use
15907 sra_build_elt_assignment.
15908 (generate_one_element_int): Take elt instead of var. Use
15909 sra_build_elt_assignment.
15910 (generate_element_init_1): Adjust.
15911 (scalarize_use, scalarize_copy): Use REPLDUP.
15912 (scalarize_ldst): Move assert before dereference.
15913 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
15915 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
15917 * regmove.c: Fix unused variable warnings due to previous commit.
15919 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
15921 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
15922 (regmove_bb_head): Remove.
15923 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
15924 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
15925 problems with fixup_match_1.
15926 Don't initialize/free regmove_bb_head.
15928 (reg_is_remote_constant_p): If an insn is in the same basic block
15929 but not before INSN, consider it remote, too.
15931 2007-04-05 Anatoly Sokolov <aesok@post.ru>
15934 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
15935 DECL_ASSEMBLER_NAME, not the DECL_NAME.
15937 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
15939 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
15940 (CONDITIONAL_REGISTER_USAGE): Likewise.
15942 2007-04-04 Richard Henderson <rth@redhat.com>
15944 * config/alpha/lib1funcs.asm: Remove unused file.
15946 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
15949 * opts.c (print_specific_help): Fix --help=<language>
15951 (common_handle_option): Support --help=common.
15953 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
15956 * gcc.c (main): Do not run the linker if
15957 print_subprocess_help indicates that it shouldn't be
15960 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
15963 * doc/invoke.texi (--help=): Document <languages> value, fix
15964 formatting in tables of values.
15966 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
15968 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
15969 dllimport attribute of virtual methods.
15971 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
15973 * config/score/crti.asm: Change _bss_start to __bss_start.
15974 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
15975 (OUTGOING_REG_PARM_STACK_SPACE) update.
15976 * config/score/score.opt: add options to make backend support
15977 score5, score5u, score7 and score7d.
15978 * config/score/score.md: Likewise.
15979 * config/score/misc.md: Likewise.
15980 * config/score/mac.md: Likewise.
15981 * doc/invoke.texi: Likewise.
15982 * doc/md.texi: update constraints define.
15984 2007-04-03 Richard Henderson <rth@redhat.com>
15986 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
15987 an appropriate type, use the mode instead.
15989 2007-04-03 Richard Sandiford <richard@codesourcery.com>
15991 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
15992 Set the default --with-arch setting to mips2.
15993 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
15994 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
15995 (MULTILIB_OSDIRNAMES): Delete.
15996 (MULTILIB_DIRNAMES): Define.
15997 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
15998 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
15999 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
16000 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
16001 VXWORKS_OS_CPP_BUILTINS.
16002 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
16003 (MIPS_DEBUGGING_INFO): Undefine.
16004 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
16006 2007-04-03 Jakub Jelinek <jakub@redhat.com>
16008 PR middle-end/30704
16009 * fold-const.c (native_encode_real): Encode real.c provided longs
16010 as a series of 32-bit native integers.
16011 (native_interpret_real): Interpret buffer as a series of 32-bit
16014 2007-04-03 Richard Guenther <rguenther@suse.de>
16016 * genpreds.c (write_insn_constraint_len): Write function
16017 optimized for CONSTRAINT_LEN implementation.
16018 (write_tm_preds_h): Output insn_constraint_len inline and
16019 use it for CONSTRAINT_LEN.
16020 (write_insn_preds_c): Don't output insn_constraint_len.
16021 * doc/md.texi (define_register_constraint): Document multi-letter
16022 constraints shall have the same length if they start with the same
16025 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
16028 * config/i386/i386.md (isinf<mode>2): Expand only when
16029 TARGET_C99_FUNCTIONS is set.
16031 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
16033 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
16034 (x86_64-*-linux*): Ditto.
16035 * config/i386/i386.opt (mpc): New option.
16036 * config/i386/i386.c (overrride_options): Handle
16037 ix87_precision_string.
16038 * config/i386/crtprec.c: New file.
16039 * config/i386/t-crtpc: Ditto.
16040 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
16041 and -mpc80 options.
16042 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
16043 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
16044 crtprec32.o, crtprec64.o and crtprec80.o.
16046 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
16047 and -mpc80 options.
16048 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
16050 2007-04-02 Eric Christopher <echristo@apple.com>
16052 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
16053 limitations on darwin.
16055 2007-04-02 Anatoly Sokolov <aesok@post.ru>
16058 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
16060 2007-04-02 Dave Korn <dave.korn@artimi.com>
16062 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
16064 2007-04-02 Dave Korn <dave.korn@artimi.com>
16066 * libgcc2.h (exception_descriptor): Don't forward-declare.
16067 (__get_eh_table_language, __get_eh_table_version): Delete
16068 prototypes of long-dead functions.
16070 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
16072 * ebitmap.h: New file
16073 * ebitmap.c: New file
16074 * Makefile.in (ebitmap.o): New target.
16076 2007-04-01 Jan Hubicka <jh@suse.cz>
16078 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
16079 before very first instruction.
16081 2007-04-01 Jan Hubicka <jh@suse.cz>
16083 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
16084 waring on 64bit hosts.
16085 * bitmap.h: Fix typo in bitmap_head_def.
16087 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
16089 PR rtl-optimization/31391
16090 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
16091 into a DELETED_LABEL note, and the label is in an empty basic
16092 block, update BB_END as well as BB_HEAD.
16094 2007-04-01 Richard Henderson <rth@redhat.com>
16096 PR tree-optimization/31169
16097 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
16098 to varying if the range is outside [0, prec-1].
16100 2007-04-01 Richard Sandiford <richard@codesourcery.com>
16103 * config/mips/mips.md (load_const_gp): New insn.
16104 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
16105 the MIPS16 GP pseudo register if no_new_pseudos.
16106 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
16108 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
16111 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
16113 (call_value): Likewise.
16115 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
16116 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16119 * doc/invoke.texi: (optimization options): Reword description
16120 of -ffast-math. Document its primary purpose.
16122 2007-03-31 Richard Guenther <rguenther@suse.de>
16124 * omp-low.c (splay-tree.h): Include.
16125 (lookup_decl): Replace splay-tree usage by pointer-map.
16126 (maybe_lookup_decl): Likewise.
16127 (new_omp_context): Likewise.
16128 (delete_omp_context): Likewise.
16129 * gimplify.c (splay-tree.h): Include.
16130 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
16132 (remap_ssa_name): Likewise.
16133 (remap_decl): Likewise.
16134 (remap_type_1): Likewise.
16135 (remap_type): Likewise.
16136 (copy_body_r): Likewise.
16137 (expand_call_inline): Likewise.
16138 (clone_body): Likewise.
16139 (copy_tree_r): Likewise.
16140 (remap_save_expr): Likewise.
16141 (unsave_r): Likewise.
16142 (unsave_expr_now): Likewise.
16143 (tree_function_versioning): Likewise.
16144 (build_duplicate_type): Likewise.
16145 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
16146 (struct copy_body_data): Replace splay-tree by pointer-map.
16147 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
16148 not $(SPLAY_TREE_H).
16149 (gimplify.o): Depend on $(SPLAY_TREE_H).
16150 (omp-low.p): Likewise.
16152 2007-03-31 Anatoly Sokolov <aesok@post.ru>
16154 * config/avr/predicates.md (even_register_operand,
16155 odd_register_operand): New predicates.
16156 * config/avr/avr.md (movw peephole2): New.
16157 (movw_r peephole2): New.
16159 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
16161 * tree.h (get_signed_or_unsigned_type): New.
16162 * fold-const.c (operand_equal_for_comparison_p): Use
16163 get_signed_or_unsigned_type instead of
16164 lang_hooks.types.signed_or_unsigned_type.
16165 * expr.c (store_expr): Ditto.
16166 * langhooks.c (get_signed_or_unsigned_type): New.
16167 (lhd_signed_or_unsigned_type): New.
16168 * langhooks.h (lhd_signed_or_unsigned_type): New.
16169 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
16171 2007-03-30 Richard Henderson <rth@redhat.com>
16173 * tree-ssa-loop-ivopts.c: Include target.h.
16174 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
16175 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
16176 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
16177 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
16179 2007-03-30 Richard Henderson <rth@redhat.com>
16180 Kai Tietz <kai.tietz@onevision.com>
16182 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
16183 default for 64-bit.
16184 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
16185 (TARGET_64BIT_MS_ABI): New.
16186 (DBX_REGISTER_NUMBER): Handle 64-bit.
16187 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
16188 (LONG_TYPE_SIZE): Force to 32.
16189 (REG_PARM_STACK_SPACE): New.
16190 (OUTGOING_REG_PARM_STACK_SPACE): New.
16191 (REGPARM_MAX, SSE_REGPARM_MAX): New.
16192 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
16193 (STACK_BOUNDARY): Use 128 for 64-bit.
16194 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
16195 Add 64-bit implementation.
16196 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
16198 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
16199 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
16200 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
16201 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
16202 (ix86_handle_cconv_attribute): Don't warn when ignoring if
16203 TARGET_64BIT_MS_ABI.
16204 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
16205 (ix86_pass_by_reference): Likewise.
16206 (ix86_function_value_regno_p): Likewise.
16207 (ix86_build_builtin_va_list): Likewise.
16208 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
16209 (function_arg_advance_ms_64): New.
16210 (function_arg_advance): Call it.
16211 (function_arg_ms_64): New.
16212 (function_arg): Call it.
16213 (function_value_ms_64): New.
16214 (ix86_function_value_1): Call it.
16215 (return_in_memory_ms_64): New.
16216 (ix86_return_in_memory): Call it.
16217 (setup_incoming_varargs_ms_64): New.
16218 (ix86_setup_incoming_varargs): Call it.
16219 (ix86_expand_prologue): Handle 64-bit stack probing.
16220 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
16221 (output_pic_addr_const): Likewise.
16222 (x86_this_parameter): Likewise.
16223 (x86_output_mi_thunk): Likewise.
16224 (x86_function_profiler): Likewise.
16225 (TARGET_STRICT_ARGUMENT_NAMING): New.
16226 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
16227 (TARGET_64BIT_MS_ABI): New.
16228 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
16229 * config/i386/i386.md (allocate_stack_worker): Remove.
16230 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
16231 describe the clobber of eax without a match_scratch.
16232 (allocate_stack_worker_postreload): Remove.
16233 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
16234 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
16235 (allocate_stack_worker_rex64_postreload): Remove.
16236 (allocate_stack): Handle 64-bit.
16237 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
16238 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
16239 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
16240 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
16241 (STANDARD_STARTFILE_PREFIX_1): Likewise.
16242 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
16243 * config.build (x86_64-*-mingw*): New host.
16244 * config.host (x86_64-*-mingw*): New host.
16245 * config.gcc (x86_64-*-mingw*): New target.
16246 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
16248 2007-03-30 Richard Henderson <rth@redhat.com>
16249 Kai Tietz <kai.tietz@onevision.com>
16251 * c-pragma.c (struct def_pragma_macro_value): New.
16252 (struct def_pragma_macro): New.
16253 (pushed_macro_table): New.
16254 (dpm_hash, dpm_eq): New.
16255 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
16256 (init_pragma): Install them.
16257 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
16259 2007-03-30 Anatoly Sokolov <aesok@post.ru>
16261 * config/avr/avr.c (avr_override_options): Clear
16262 'flag_delete_null_pointer_checks'.
16264 2007-03-30 Paolo Carlini <pcarlini@suse.de>
16267 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
16268 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
16269 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
16270 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
16271 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
16272 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
16273 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
16275 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
16277 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
16279 * regmove.c: Move all of pass_stack_adjustments from here...
16280 * combine-stack-adj.c: ...to this new file.
16281 * Makefile.in: Add rules for combine-stack-adj.o.
16283 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
16285 PR tree-optimization/31383
16286 * tree-data-ref.c (affine_function_equal_p): Do not require the
16287 vectors to have the same length.
16289 2007-03-30 Jan Hubicka <jh@suse.cz>
16291 PR middle-end/30700
16292 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
16293 availablility; add more sanity checking; ask varpool only about
16296 2007-03-29 Richard Henderson <rth@redhat.com>
16298 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
16299 to decide, but __SIZEOF_LONG_LONG__.
16301 2007-03-29 Richard Henderson <rth@redhat.com>
16303 * emutls.c (struct __emutls_array): New.
16304 (emutls_destroy): Use it instead of casting element 0 from void*.
16305 (__emutls_get_address): Likewise.
16307 2007-03-29 Richard Henderson <rth@redhat.com>
16309 * varasm.c (initializer_constant_valid_p): Don't deny
16310 DECL_DLLIMPORT_P on functions.
16312 * config/i386/cygming.h: Remove function declarations.
16313 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
16314 (ASM_OUTPUT_LABELREF): Remove.
16315 (COMMON_ASM_OP): Remove.
16316 (ASM_OUTPUT_COMMON): Remove.
16317 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
16318 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
16319 (ASM_DECLARE_FUNCTION_NAME): Likewise.
16320 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
16321 Rename from TARGET_ENCODE_SECTION_INFO.
16322 * config/i386/netware.h: Likewise.
16323 * config/i386/i386-protos.h: Update.
16324 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
16325 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
16326 (legitimate_constant_p): Reject dllimports.
16327 (dllimport_map, get_dllimport_decl): New.
16328 (legitimize_dllimport_symbol): New.
16329 (legitimize_address, ix86_expand_move): Use it.
16330 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
16331 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
16332 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
16333 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
16334 * config/i386/predicates.md (constant_call_address_operand): Only
16335 accept symbols; reject dllimport_p symbols.
16336 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
16337 i386_pe_maybe_record_exported_symbol.
16338 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
16339 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
16340 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
16341 trust the setting of DECL_DLLIMPORT_P.
16342 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
16343 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
16344 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
16345 tidy the argument scanning loop.
16346 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
16347 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
16348 (i386_pe_strip_name_encoding): Remove.
16349 (i386_pe_binds_local_p): New.
16350 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
16351 (i386_pe_output_labelref): Remove.
16352 (i386_pe_asm_output_aligned_decl_common): New.
16353 (i386_pe_maybe_record_exported_symbol): Rename from
16354 i386_pe_record_exported_symbol; check for dllexported symbols.
16356 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
16358 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
16359 add comment explaining why vsnprintf cannot be used.
16361 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
16363 PR tree-optimization/30666
16364 * tree.c (build_complex_type): When creating type names for DWARF2
16365 debug info, create TYPE_DECLs for TYPE_NAME instead of
16367 (build_common_tree_nodes_2): Use build_complex_type when building
16368 predefined complex types, to preserve canonical types.
16370 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
16372 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
16373 (noce_get_alt_condition): Look at it to determine whether to
16374 reverse the condition or not.
16375 (noce_get_condition): Substitute the truth for lies.
16376 (noce_find_if_block): Set the then_else_reversed field.
16378 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
16380 * config/fr30/fr30.md (movdi): Do not accept immediates as the
16381 destination of this insn.
16382 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
16383 than calling gen_rtx_SET directly. Use r0 to hold the value of
16384 'address + 4' rather than a stack based temporary which can be
16385 mis-optimized away.
16387 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
16389 * config/s390/s390.c (s390_secondary_input_reload_class,
16390 s390_secondary_output_reload_class): Functions removed.
16391 (s390_secondary_reload): New function.
16392 (TARGET_SECONDARY_RELOAD): Target macro defined.
16393 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
16394 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
16395 * config/s390/s390.md ("reload_outti", "reload_outdi",
16396 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
16397 "reload_out<mode>"): Expanders removed.
16398 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
16399 "reload<mode>_nonoffmem_out"): Expanders added.
16401 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
16403 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
16404 action if SRC->DEST replacement failed anyway.
16406 2007-03-28 Mike Stump <mrs@apple.com>
16408 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
16409 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
16410 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
16412 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16414 * config.gcc: Accept barcelona as a variant of amdfam10.
16415 * config/i386/i386.c (override_options): Likewise.
16416 * doc/invoke.texi: Likewise.
16418 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
16420 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
16421 offsets for BIT_FIELD_REF and COMPONENT_REF.
16423 2007-03-28 Richard Guenther <rguenther@suse.de>
16425 * tree.c (is_global_var): Move ...
16426 * tree-flow-inline.h (is_global_var): ... here.
16427 * tree.h (is_global_var): Remove declaration.
16429 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
16431 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
16433 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
16434 * config/i386/i386.c (ix86_tune_features): Initialize new
16436 * config/i386/predicates.md (promotable_binary_operator): Use
16437 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
16439 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
16442 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
16444 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
16446 * config/fr30/fr30.md (movsi_internal): Change destination
16447 constraint from m to V and add m to the end.
16449 2007-03-28 Christian Bruel <christian.bruel@st.com>
16451 * config/sh/sh.md (movsi_i): Fix type attribute.
16453 2007-03-28 Christian Bruel <christian.bruel@st.com>
16455 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
16456 (movsf_ie): Likewise.
16458 2007-03-28 Christian Bruel <christian.bruel@st.com>
16460 * config.gcc: Add sh4-300 to multilib.
16461 * config/sh/t-mlib-sh4-300: New file.
16463 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
16465 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
16466 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
16467 fix_trunc<mode>di2.
16468 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
16469 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
16470 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
16471 "fixuns_trunctddi2"): Whitespace fix.
16473 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
16475 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
16476 the definition of struct sh_args.
16477 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
16478 CALL_COOKIE_INT_REG_GET): Likewise.
16480 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
16482 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
16483 transformations are applied successfully.
16485 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
16487 * tree.c (tree_contains_struct): Permit 512 tree codes.
16488 * tree.h (tree_contains_struct): Ditto.
16489 (MAX_TREE_CODES): Ditto.
16490 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
16491 SPARE member to store remaining padding bits.
16493 2007-03-27 Anatoly Sokolov <aesok@post.ru>
16495 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
16498 2007-03-27 Janis Johnson <janis187@us.ibm.com>
16500 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
16501 * configure: Regenerate.
16503 * configure: Regenerate using the correct version of autoconf.
16505 2007-03-27 Anatoly Sokolov <aesok@post.ru>
16507 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
16509 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
16510 regs to "__SP_L__" and "__SP_H__".
16512 2007-03-27 Richard Guenther <rguenther@suse.de>
16514 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
16515 computations with it with a HOST_WIDE_INT variable.
16517 2007-03-26 Mike Stump <mrs@apple.com>
16519 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
16520 objective-c-header, objective-c++-header and objc++-cpp-output
16522 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
16524 2007-03-26 Richard Henderson <rth@redhat.com>
16527 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
16528 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
16529 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
16530 IX86_BUILTIN_PSRLQ128): New.
16531 (ix86_init_mmx_sse_builtins): Add them.
16532 (ix86_expand_builtin): Expand them.
16533 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
16534 operand 2 be TImode.
16535 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
16536 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
16537 _mm_srli_epi64): Mark __B const.
16538 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
16539 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
16540 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
16541 new two-vector shift builtins.
16543 2007-03-26 Ian Lance Taylor <iant@google.com>
16545 PR tree-optimization/31345
16546 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
16547 [+INF, +INF(OVF)] into VARYING.
16549 2007-03-26 Zack Weinberg <zackw@panix.com>
16551 * gengtype-parse.c: New file.
16552 * gengtype-yacc.y: Delete.
16553 * gengtype-lex.l: Don't include gengtype-yacc.h.
16554 Define YY_DECL and yyterminate appropriately for recursive
16555 descent parser. yylval is now a string out-parameter to yylex.
16556 (HWS, EOID): New shorthand.
16557 (IWORD): Add a couple more types.
16558 (yylex): Add a setup stanza. Remove the complex rules for
16559 detecting GTY'ed types and typedefs; replace with simple
16560 keyword detectors. Adjust everything for the changed
16561 definition of yylval. Ignore all pp-directives, not just #define.
16563 (parse_file): Rename yybegin; do not call yyparse.
16565 * gengtype.c (xasprintf): Export again.
16566 (this_file): New. Use everywhere __FILE__ was being used.
16567 (get_lang_bitmap): Special case types defined in gengtype.c.
16568 (do_typedef, new_structure): Suppress definition of certain types.
16569 (new_structure): Improve diagnostics of duplicate definitions.
16570 Make sure location_s is associated with input.h.
16571 (nreverse_pairs, define_location_structures): New functions.
16572 (main): Improve tagging of kludge types. Remove old kludges
16573 for input.h types; use define_location_structures.
16574 * gengtype.h: Update prototypes. Define token codes here.
16575 * Makefile.in: Remove all references to gengtype-yacc.
16576 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
16578 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
16579 add GTY((skip)) to the field that's only conditionally there.
16580 * doc/install.texi: Document that Bison is no longer required
16581 unless building treelang.
16583 * gengtype.c: Don't include gtyp-gen.h.
16584 (srcdir): Declare here.
16585 (base_files, lang_dir_names): Allocate dynamically.
16586 (gt_files, num_gt_files, num_lang_dirs): New globals.
16587 (measure_input_list, read_input_line, read_input_list)
16588 (set_lang_bitmap): New functions.
16589 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
16590 simplify, relying on read_input_list to set up the bitmaps.
16591 (main): Arguments are no longer unused. Check for correct number
16592 of command line arguments, set srcdir and srcdir_len, then call
16593 read_input_list, before doing anything else. No need to worry
16594 about duplicates in main loop.
16595 * configure.ac: Simplify the calculation of all_gtfiles.
16596 Put language tags in there. Don't set or substitute
16597 all_gtfiles_files_langs or all_gtfiles_files_frags.
16598 * Makefile.in: Revamp the way gengtype is invoked, now that it
16599 takes a file on its command line with a much simpler format.
16600 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
16601 (GTFILES): Remove duplicates and C source files.
16602 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
16603 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
16604 * configure: Regenerate.
16606 * gengtype.h: Remove all type definitions to gengtype.c; leave
16607 only definitions of options_p, type_p, and pair_p as opaque
16608 pointers. Update prototypes.
16609 * gengtype.c: Many type definitions moved here from gengtype.h.
16610 Consolidate type definitions at the top of the file.
16611 (xvasprintf): Delete.
16612 (xasprintf): Make static.
16613 (create_nested_pointer_option): Add 'next' parameter.
16614 (create_field_all, create_field_at): New functions.
16615 (create_field): Now a thin wrapper around create_field_all.
16616 (create_optional_field): Rename create_optional_field_ and add
16617 line argument. Original name is now a macro which supplies
16619 (oprintf): Use vsnprintf directly.
16620 (close_output_files): Use fatal rather than perror/exit.
16621 (note_def_vec, note_def_vec_alloc): Use create_field_at.
16622 (main): Set progname. Don't use exit.
16623 * gengtype-yacc.y (struct_fields): Use create_field_at.
16624 (option, optionseqopt): Delete.
16625 (optionseq): Consolidate productions from option here so we
16626 can use the first argument to create_option.
16628 * gengtype-lex.l: Distinguish unions from structures in the
16629 token type. Don't call find_structure; return the tag as a string.
16630 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
16631 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
16632 string. Reorganize typedef_struct production accordingly.
16633 Use create_nested_ptr_option.
16634 * gengtype.c (create_nested_ptr_option): New function.
16635 * gengtype.h: Declare it.
16637 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
16638 (string_type): Don't declare.
16639 (do_scalar_typedef): Declare.
16640 (create_scalar_type): Update prototype.
16641 * gengtype.c (string_type): Make static.
16642 (scalar_nonchar, scalar_char): New.
16643 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
16644 (resolve_typedef): Use scalar_nonchar for error recovery.
16645 (create_scalar_type): Remove name_len field. Return scalar_char
16646 or scalar_nonchar as appropriate.
16647 (adjust_field_type): Look at scalar_is_char boolean to decide whether
16648 to use string_type.
16649 (throughout): Use scalar_nonchar instead of calling
16650 create_scalar_type, whenever possible.
16651 (main): Initialize scalar_char and scalar_nonchar before calling
16653 * gengtype-lex.l: Adjust for removal of second argument to
16654 create_scalar_type. Use yylval.s instead of yylval.t when
16656 * gengtype-yacc.y: Type of SCALAR is string. Call
16657 create_scalar_type from type:SCALAR rule. Adjust for removal of
16658 second argument to create_scalar_type.
16660 * vec.h: Remove all #if IN_GENGTYPE blocks.
16661 Add comment saying that changes may require adjustments to gengtype.
16662 * gengtype.c: Don't include coretypes.h or tm.h.
16663 Add comment to inclusion of errors.h.
16664 (note_def_vec, note_def_vec_alloc): New functions.
16665 * gengtype.h: Declare new functions.
16666 * gengtype-lex.l: Don't include coretypes.h.
16667 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
16669 (update_lineno): Remove unnecessary prototype.
16670 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
16671 (VEC rule): Just return VEC_TOKEN.
16672 * gengtype-yacc.y (VEC_TOKEN): New token type.
16673 (type): Add a production for VEC(a,b).
16674 * Makefile.in: Update dependencies.
16676 * gengtype-lex.l: Remove rules for parsing pointer-to-function
16677 typedefs that use the old PARAMS macro.
16679 * gengtype-lex.l: Remove all rules and states relating to yacc
16681 * gengtype-yacc.y: Similarly.
16682 * gengtype.c (note_yacc_type): Delete function.
16683 * gengtype.h: Update prototypes.
16685 2007-03-26 Joseph Myers <joseph@codesourcery.com>
16687 * tree-pretty-print.c (dump_generic_node): Report precision of
16688 unnamed integer types.
16690 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
16692 * ifcvt.c (noce_try_store_flag_constants): Don't check
16693 no_new_pseudos here.
16694 (noce_try_store_flag_constants): Don't check no_new_pseudos.
16695 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
16696 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
16697 noce_try_sign_mask): Likewise.
16698 (if_convert): Check no_new_pseudos here.
16700 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
16702 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
16703 (noce_get_condition): Handle new then_else_reversed argument.
16704 (noce_init_if_info): Remove, fold into noce_find_if_block.
16705 (noce_process_if_block): Take a struct noce_if_info as the
16706 argument. Don't set up one based on ce_if_info. Update pointer
16707 references accordingly.
16708 (cond_move_process_if_block): Likewise.
16709 (process_if_block): Removed.
16710 (find_if_block): Removed. Move functionality two new functions,
16711 noce_find_if_block and cond_exec_find_if_block.
16712 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
16713 blocks and the symmetric IF-ELSE-JOIN case.
16714 (cond_exec_find_if_block): Also new function mostly based on old
16715 find_if_block and process_if_block.
16716 (find_if_header): Replace find_if_block call with separately
16717 guarded calls to noce_find_if_block and cond_exec_find_if_block.
16718 (find_cond_trap): Update noce_get_condition call.
16719 (dead_or_predicable): Likewise.
16721 2007-03-26 Jakub Jelinek <jakub@redhat.com>
16723 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
16725 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
16726 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
16727 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
16728 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
16729 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
16730 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
16731 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
16732 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
16733 __builtin_ia32_psrad128 builtins.
16735 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
16737 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
16738 * config/i386/constraints.md
16739 (define_constraint "I"): Use IN_RANGE macro.
16740 (define_constraint "J"): Ditto.
16741 (define_constraint "K"): Ditto.
16742 (define_constraint "M"): Ditto.
16743 (define_constraint "N"): Ditto.
16744 (define_constraint "O"): Ditto.
16745 * config/i386/predicates.md
16746 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
16747 (define_predicate "const_0_to_3_operand"): Ditto.
16748 (define_predicate "const_0_to_7_operand"): Ditto.
16749 (define_predicate "const_0_to_15_operand"): Ditto.
16750 (define_predicate "const_0_to_63_operand"): Ditto.
16751 (define_predicate "const_0_to_255_operand"): Ditto.
16752 (define_predicate "const_1_to_31_operand"): Ditto.
16753 (define_predicate "const_2_to_3_operand"): Ditto.
16754 (define_predicate "const_4_to_7_operand"): Ditto.
16756 2007-03-25 David Edelsohn <edelsohn@gnu.org>
16758 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
16759 in SImode for save_world.
16760 * config/rs6000/altivec.md (save_world, restore_world): Convert to
16763 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
16765 PR tree-optimization/30784
16766 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
16769 2007-03-25 Revital Eres <eres@il.ibm.com>
16771 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
16772 Fold movement_possibility function into it.
16774 2007-03-25 David Edelsohn <edelsohn@gnu.org>
16776 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
16777 (load_macho_picbase_{si,di}): Convert to LR hard reg.
16778 (call_indirect_nonlocal_darwin64): Same.
16779 (call_nonlocal_darwin64): Same.
16780 (call_value_indirect_nonlocal_darwin64): Same.
16781 (call_value_nonlocal_darwin64): Same.
16782 (sibcall_nonlocal_darwin64): Same.
16783 (sibcall_value_nonlocal_darwin64): Same.
16784 (sibcall_symbolic_64): Same.
16785 (sibcall_value_symbolic_64): Same.
16786 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
16788 (rs6000_emit_load_toc_table): Same.
16789 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
16790 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
16792 (divss_call): Same.
16793 (divus_call): Same.
16794 (quoss_call): Same.
16795 (quous_call): Same.
16796 (load_toc_v4_pic_si): Same
16797 (load_toc_v4_PIC_1): Same.
16798 (load_toc_v4_PIC_1b): Same.
16799 (call_indirect_aix{32,64}): Same.
16800 (call_value_indirect_aix{32,64}): Same.
16802 (call_value): Same.
16803 (call_local{32,64}): Same.
16804 (call_value_local{32,64}): Same.
16805 (call_indirect_nonlocal_aix{32,64}): Same.
16806 (call_nonlocal_aix{32,64}): Same.
16807 (call_value_indirect_nonlocal_aix{32,64}): Same.
16808 (call_value_nonlocal_aix{32,64}): Same.
16809 (call_indirect_nonlocal_sysv<mode>): Same.
16810 (call_nonlocal_sysv<mode>): Same.
16811 (call_value_indirect_nonlocal_sysv<mode>): Same.
16812 (call_value_nonlocal_sysv<mode>): Same.
16814 (sibcall_local{32,64}): Same.
16815 (sibcall_value_local{32,64}): Same.
16816 (sibcall_nonlocal_aix{32,64}): Same.
16817 (sibcall_value_nonlocal_aix{32,64}): Same.
16818 (sibcall_nonlocal_sysv<mode>): Same.
16819 (sibcall_value): Same.
16820 (sibcall_value_nonlocal_sysv<mode>): Same.
16822 2007-03-24 Paul Brook <paul@codesourcery.com>
16824 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
16825 * config/arm/linux-eabi.h: Remove legacy syscall hack.
16827 2007-03-24 Richard Henderson <rth@redhat.com>
16829 * config/ia64/constraints.md: New file.
16830 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
16831 satisfies_constraint_?.
16832 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
16833 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
16834 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
16835 ia64_output_mi_thunk): Likewise.
16836 (ia64_const_ok_for_letter_p): Remove.
16837 (ia64_const_double_ok_for_letter_p): Remove.
16838 (ia64_extra_constraint): Remove.
16839 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
16840 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
16841 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
16842 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
16843 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
16844 EXTRA_MEMORY_CONSTRAINT): Remove.
16845 * config/ia64/ia64.md: Include constriants.md. Replace
16846 CONST_OK_FOR_? with satisfies_constraint_?.
16848 2007-03-23 Michael Meissner <michael.meissner@amd.com>
16849 H.J. Lu <hongjiu.lu@intel.com>
16851 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
16853 (name macros): Use DPD_BID_NAME to convert names properly.
16855 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
16856 decimal floating point format.
16857 (init_floating_libfuncs): Change decimal functions so that they
16858 have a "bid_" prefix if the decimal system uses the BID format,
16859 and "dpd_" prefix if the decimal system uses the DPD format.
16860 (init_interclass_conv_libfuncs): Ditto.
16861 (init_intraclass_conv_libfuncs): Ditto.
16863 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
16864 using the BID format.
16866 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
16867 whether we are using the BID decimal format.
16868 * configure: Regenerate.
16870 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
16871 the compiler has decimal floating point enabled. Define
16872 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
16875 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
16876 using the BID format.
16878 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
16879 whether we are using the BID decimal format.
16880 * configure: Regenerate.
16882 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
16883 the compiler has decimal floating point enabled. Define
16884 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
16887 * doc/install.texi (--enable-decimal-float): Document BID and DPD
16888 options, and that it is enabled for i386/x86_64 systems.
16890 * Makefile.in (enable_decimal_float): New.
16892 (DECNUMINC): Add -I$(DECNUMFMT).
16893 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
16894 to $(DECNUMFMT) from $(DECNUM).
16896 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
16897 Substitute enable_decimal_float.
16898 * configure: Regenerated.
16901 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
16904 * configure.ac: Enable decimal float for x86_64-*-linux*.
16905 * configure: Regenerated.
16908 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
16909 decimal128ClearSign to flip and clear the sign bit in decimal128.
16910 (decimal_real_maxval): Set decimal128SetSign to set the sign
16913 2007-03-23 Ian Lance Taylor <iant@google.com>
16915 * fold-const.c (fold_binary): Correct warning for X - c >= X.
16917 2007-03-23 Ian Lance Taylor <iant@google.com>
16919 * tree-dump.c (dump_files): Correct comment.
16921 2007-03-23 Ian Lance Taylor <iant@google.com>
16923 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
16925 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
16927 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
16928 in cfglayout mode. Don't go into and out of cfglayout mode.
16929 Link the blocks in the order of the constructed traces.
16930 (rest_of_handle_tracer): Adjust call to tracer.
16931 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
16932 Don't go into cfglayout mode.
16933 (rtl_loop_done): Don't go out of cfglayout mode.
16934 * cfglayout.c (relink_block_chain): New function, split out from...
16935 (fixup_reorder_chain): ...here. Remove redundant checking.
16936 (cfg_layout_finalize): Don't clear the header, footer, and aux
16937 fields here, move the code to do so to relink_block_chain. Likewise
16938 for free_original_copy_tables.
16939 * rtl.h (tracer): Update prototype.
16940 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
16941 Assert we are in cfglayout mode. Don't go into and out of cfglayout
16942 mode. Use relink_block_chain to serialize the CFG according to the
16943 new basic block order. Move targetm.cannot_modify_jumps_p check from
16945 (gate_handle_reorder_blocks): ...to here.
16946 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
16948 (gate_duplicate_computed_gotos): ...to here.
16949 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
16950 something always changes when going into and out of cfglayout mode.
16951 Perform an expensive cfg cleanup while going into cfglayout mode.
16952 Always update liveness information on HAVE_conditional_execution
16953 targets. Reserialize the basic blocks and go out of cfglayout mode.
16954 * reg-stack.c: Include cfglayout.h.
16955 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
16956 the call to reorder_basic_blocks.
16957 * basic-block.h (reorder_basic_blocks): Update prototype.
16958 (relink_block_chain): New prototype.
16959 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
16961 2007-03-23 Joseph Myers <joseph@codesourcery.com>
16963 * config/mips/mips.md (type, hazard, *movdi_32bit,
16964 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
16965 *movhi_internal, *movqi_internal, *movsf_hardfloat,
16966 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
16967 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
16968 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
16970 (movcc): Change first xfer to multi.
16971 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
16972 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
16973 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
16974 config/mips/generic.md: Change reservations using "xfer" to use
16976 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
16977 using match_operand.
16978 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
16979 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
16981 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
16983 2007-03-22 Richard Henderson <rth@redhat.com>
16985 * config/i386/i386.c: Remove unnecessary function declarations.
16986 Move targetm definition, and all related macros, to the end of
16987 the file. Resort some functions to put definitions before uses.
16988 (ix86_attribute_table): Make static. Move to end of file.
16989 (ix86_gimplify_va_arg): Make static.
16991 2007-03-22 Richard Henderson <rth@redhat.com>
16993 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
16994 don't increase local_regparm with force_align_arg_pointer check.
16995 (ix86_function_sseregparm): Assert 32-bit.
16996 (type_has_variadic_args_p): New.
16997 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
16998 type_has_variadic_args_p.
16999 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
17000 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
17001 use memset instead. Do maybe_vaarg check first; skip attribute
17002 tests if true; skip attribute tests for 64-bit.
17003 (construct_container): Remove TARGET_DEBUG_ARG.
17004 (function_arg_advance_32, function_arg_advance_64): Split out ...
17005 (function_arg_advance): ... from here.
17006 (function_arg_32, function_arg_64): Split out ...
17007 (function_arg): ... from here.
17008 (ix86_pass_by_reference): Tidy.
17009 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
17010 (function_value_32): New, from parts of ix86_function_value
17011 and ix86_value_regno.
17012 (function_value_64): New, from parts of ix86_function_value
17013 and ix86_libcall_value.
17014 (ix86_function_value_1): New.
17015 (ix86_function_value, ix86_libcall_value): Use it.
17016 (return_in_memory_32, return_in_memory_64): Split out ...
17017 (ix86_return_in_memory): ... from here.
17018 (ix86_struct_value_rtx): Skip for 64-bit.
17019 (ix86_libcall_value, ix86_value_regno): Remove.
17020 (setup_incoming_varargs_64): Split out ...
17021 (ix86_setup_incoming_varargs): ... from here.
17022 (ix86_va_start): Remove TARGET_DEBUG_ARG.
17023 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
17024 * config/i386/i386-protos.h (ix86_function_value): Remove.
17025 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
17027 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17030 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
17031 infinities not supported, otherwise emit warning if -Woverflow. On
17032 underflow, emit warning if -Woverflow.
17033 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
17035 * real.h (real_from_string): Update declaration
17037 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
17038 Richard Henderson <rth@redhat.com>
17040 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
17041 * calls.c (compute_argument_block_size, expand_call,
17042 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
17043 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
17044 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
17045 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
17046 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
17047 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
17048 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
17049 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
17052 2007-03-22 Joseph Myers <joseph@codesourcery.com>
17054 * c-incpath.c (add_sysroot_to_chain): New.
17055 (merge_include_chains): Add sysroot argument. Call
17056 add_sysroot_to_chain if sysrooted.
17057 (register_include_chains): Update call to merge_include_chains.
17058 * doc/cppopts.texi: Document use of '=' in include directory
17061 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
17063 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
17064 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
17065 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
17066 insn pattern using X87MODEF12 mode macro.
17068 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
17070 * regmove.c (regmove_optimize): Use reg_mentioned_p
17071 instead of reg_overlap_mentioned_p for DST.
17073 2007-03-21 Mike Stump <mrs@apple.com>
17075 * c.opt: Fixup for Objective-C/C++.
17077 2007-03-21 Steve Ellcey <sje@cup.hp.com>
17079 * explow.c (convert_memory_address): Fold memory reference when
17080 POINTERS_EXTEND_UNSIGNED < 0
17082 2007-03-21 Richard Henderson <rth@redhat.com>
17085 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
17086 * config/i386/mmintrin.h (__m64): Likewise.
17087 * config/i386/xmmintrin.h (__m128): Likewise.
17089 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17091 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
17092 (VXWORKS_OS_CPP_BUILTINS): Define.
17093 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
17094 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
17096 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17098 * rtl.h (constant_pool_reference_p): Delete.
17099 (find_constant_src): Declare.
17100 * rtlanal.c (find_constant_src): New function.
17101 * simplify-rtx.c (constant_pool_reference_p): Delete.
17102 * config/i386/i386.md: Use find_constant_src instead of
17103 constant_pool_reference_p/avoid_constant_pool_reference pairs.
17105 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17107 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
17108 * c-cppbuiltin.c (c_cpp_builtins): Define them.
17110 2007-03-20 Mark Mitchell <mark@codesourcery.com>
17112 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
17113 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
17114 (arm_elf_asm_constructor): Use it.
17115 (arm_elf_asm_destructor): New function.
17117 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
17119 * jump.c (mark_jump_label): Treat SEQUENCE specially.
17121 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
17123 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
17125 2007-03-19 Andrew Haley <aph@redhat.com>
17127 PR tree-optimization/31264
17128 * tree-vrp.c (register_edge_assert_for_1): Don't look though
17129 VIEW_CONVERT_EXPRs.
17131 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
17133 PR rtl-optimization/30907
17134 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
17135 (fwprop_init): Always call loop_optimizer_initialize.
17136 (fwprop_done): Always call loop_optimizer_finalize.
17137 (fwprop): We always have loop info now.
17138 (gate_fwprop_addr): Remove.
17139 (pass_fwprop_addr): Use gate_fwprop as gate.
17141 PR rtl-optimization/30841
17142 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
17143 df_chain_alloc): Call df_reorganize_refs unconditionally.
17144 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
17145 refs_organized to refs_organized_size.
17146 (df_ref_create_structure): Use refs_organized_size instead of
17147 bitmap_size if refs had been organized, and keep refs_organized_size
17149 * df.h (struct df_ref_info): Change refs_organized to
17150 refs_organized_size.
17151 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
17154 2007-03-19 Mark Mitchell <mark@codesourcery.com>
17156 * except.c (output_function_exception_table): Do not reference the
17157 EH personality routine for functions that do not require an
17160 2007-03-20 Jakub Jelinek <jakub@redhat.com>
17163 * c-typeck.c (convert_for_assignment): Call comptypes for
17164 RECORD_TYPE or UNION_TYPE.
17166 PR inline-asm/30505
17167 * reload1.c (reload): Do invalid ASM checking after
17168 cleanup_subreg_operands.
17170 2007-03-19 Jeff Law <law@redhat.com>
17172 * tree-cfg.c (find_taken_edge): Tighten conditions for
17173 optimizing computed gotos.
17175 2007-03-19 Michael Matz <matz@suse.de>
17177 * builtins.c (expand_builtin_sync_operation,
17178 expand_builtin_compare_and_swap,
17179 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
17182 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
17183 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
17186 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17188 * doc/tm.texi: Add brackets around the return type of
17189 TARGET_SECONDARY_RELOAD.
17191 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
17192 Richard Guenther <rguenther@suse.de>
17194 PR tree-optimization/31254
17195 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17196 Use handled_component_p () where appropriate. Continue
17197 propagating into the rhs if we propagated into an INDIRECT_REF
17200 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17202 * config/s390/s390.md (op_type attribute): RRR instruction type added.
17203 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
17204 (xde, xdee): Mode attributes adjusted to support DFP modes.
17205 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
17206 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
17207 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
17208 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
17209 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
17210 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
17211 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
17213 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
17214 "movsf"): Insn definitions removed.
17215 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
17216 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
17217 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
17219 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
17220 "reload_in<mode>", "reload_out<mode>"): Expander added.
17221 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
17224 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17226 * config/s390/s390.md: Only non-functional changes. Renamed
17227 FPR mode macro to BFP all over the file.
17229 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17231 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
17232 (op_type attribute): RRF instruction type added.
17233 (fT0): New mode attribute.
17234 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
17235 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
17236 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
17237 instruction no secondary memory is needed when moving DFmode values
17238 between GPRs and FPRs.
17240 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17242 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
17243 inverted and documentation adjusted.
17244 ("mhard-dfp", "msoft-dfp"): New options.
17245 * config/s390/s390.c (s390_handle_arch_option): New architecture
17247 (override_options): Sanity checks for the new options added.
17248 * config.gcc: New architecture switch: z9-ec.
17249 * config/s390/s390.h (processor_flags): PF_DFP added.
17250 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
17251 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
17252 when the bit is NOT set so remove it from the defaults.
17254 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17256 * genemit.c (main): Print include statement for dfp.h.
17257 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
17260 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
17262 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
17264 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
17267 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
17268 instead of PATTERN.
17270 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17272 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
17273 attr_length_call, output_call, output_indirect_call): Cleanup
17274 formatting of targetm calls.
17276 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
17278 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
17280 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17282 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
17283 reservation, bypass and anti-bypass descriptions for these
17284 instructions. Update move patterns.
17285 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
17288 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
17290 * tree-vect-transform.c (get_initial_def_for_induction): Replace
17291 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
17292 (get_initial_def_for_reduction): Likewise.
17294 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
17296 Fix PR tree-optimization/29922
17297 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
17298 (get_representative): Removed.
17299 (value_dies_in_block_x): Update for rvuse removal.
17300 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
17301 (compute_antic_aux): Handle when PHI nodes appear in
17302 non-single-successors.
17303 (dump_bitmap_of_names): Removed.
17304 (compute_antic_safe): Renamed and removed rvuse calculation.
17305 Calculate only antic safe.
17306 (insert_into_preds_of_block): Remove assert.
17307 (execute_pre): Update for renamed functions.
17308 (defer_or_phi_translate_block): New function.
17310 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
17312 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
17313 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
17315 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
17316 Follow spelling conventions.
17318 * tree-data-ref.h: Remove the prototype for analyze_array.
17320 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
17322 PR tree-optimization/31041
17323 * tree-vect-transform.c (get_initial_def_for_induction): Call
17324 force_gimple_operand.
17326 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
17328 * ipa-type-escape.c (look_for_casts) : Revert code to use
17329 handled_component_p due to ada test a-numaux.adb.
17331 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
17333 * final.c (final_scan_insn): Alter the condition of a
17334 conditional trap if we have nonstandard CC.
17336 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17338 * configure.ac: Remove excess quoting from asm line 0 test.
17339 * configure: Rebuilt.
17341 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17343 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
17344 * c-common.c (convert_and_check): Move warning logic to...
17345 (warnings_for_convert_and_check): ...here. Define.
17346 * c-common.h (warnings_for_convert_and_check): Declare.
17348 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17350 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
17351 (output_call): Likewise.
17353 2007-03-16 Richard Sandiford <richard@codesourcery.com>
17355 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
17357 2007-03-16 Richard Sandiford <richard@codesourcery.com>
17359 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
17361 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
17363 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
17364 opteron, athlon-64 and athlon-fx processor_alias_table entries.
17366 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
17368 PR tree-optimization/31183
17369 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
17370 Use double_int instead of unsigned int for representing access_strides.
17371 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
17373 2007-03-16 Richard Guenther <rguenther@suse.de>
17375 PR tree-optimization/31146
17376 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
17377 to allow recursion of forward_propagate_addr_expr.
17378 (forward_propagate_addr_into_variable_array_index): Likewise.
17379 (forward_propagate_addr_expr): Likewise.
17380 (tree_ssa_forward_propagate_single_use_vars): Likewise.
17381 (forward_propagate_addr_expr_1): Recurse on simple copies
17382 instead of propagating into them. Do so for useless conversions
17384 (forward_propagate_addr_expr): Clean up unused statements after
17387 2007-03-16 Richard Guenther <rguenther@suse.de>
17389 * builtins.c (expand_builtin_cexpi): Use the right argument
17390 for the expansion via cexp.
17392 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17394 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
17395 * configure: Rebuilt.
17397 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17400 * dwarf2out.c (force_type_die): Adjust comment.
17401 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
17403 2007-03-15 DJ Delorie <dj@redhat.com>
17405 * config/frv/predicates.md (minmax_operator): Don't check operands
17408 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
17410 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
17411 Update constant estimates of number of iterations.
17412 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
17413 argument renamed to "realistic".
17414 (compute_estimated_nb_iterations): Removed.
17415 (record_niter_bound): New function.
17416 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
17417 call record_nonwrapping_iv with upper = false.
17418 (infer_loop_bounds_from_signedness): Pass upper argument to
17419 record_nonwrapping_iv.
17420 (estimate_numbers_of_iterations_loop): Do not call
17421 compute_estimated_nb_iterations. Record estimate based on profile
17422 information. Initialize the constant estimates of number of
17424 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
17426 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
17427 number of iterations is too small.
17428 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
17429 (EST_NOT_AVAILABLE): Removed.
17430 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
17431 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
17434 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
17436 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
17437 Handle NE_EXPR guards.
17439 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17442 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
17443 Set also -pedantic-errors by default for the preprocessor unless
17444 -fpermissive is given.
17446 2007-03-15 Richard Guenther <rguenther@suse.de>
17448 PR middle-end/29719
17449 PR middle-end/31161
17450 * builtins.c (expand_builtin_cexpi): As a fallback if we
17451 don't have builtins for sincos or cexp create a function
17452 declaration for cexp and expand to a call to that.
17453 (expand_builtin_int_roundingfn): Always fall
17454 back to floor/ceil and its variants even if they may be
17457 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
17459 PR middle-end/31159
17460 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
17461 jump tables, move the call to delete_dead_jumptables from here...
17462 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
17463 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
17464 don't allow merging of blocks that try_redirect_by_replacing_jump
17465 also does not handle when not optimizing.
17467 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
17468 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17470 * config/i386/i386.md (x86_sahf_1): Correctly handle
17473 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
17476 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
17477 x86_64_general_operand as operand[2] predicate. Remove "iF"
17478 from operand constraints and use "e" constraint instead.
17479 (*subti3_1, *subti3_1 splitter): Ditto.
17480 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
17481 operand[1] predicate.
17483 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
17485 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
17486 arrays, multiply the access strides by the size of the sub-array.
17487 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
17489 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
17491 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
17492 the configured assembler supports the sahf mnemonic.
17493 * configure: Regenerate.
17494 * config.in: Regenerate.
17496 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
17497 emit "sahf" or ".byte\t0x9e" as asm template.
17499 2007-03-14 Michael Meissner <michael.meissner@amd.com>
17502 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
17503 option to replace hard coded TARGET_xxx in md file.
17504 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
17505 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
17506 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
17507 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
17508 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
17509 (X86_TUNE_NOT_VECTORMODE): Ditto.
17510 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
17511 (TUNE_AVOID_VECTOR_DECODE): Ditto.
17512 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
17513 (TUNE_SLOW_IMUL_IMM8): Ditto.
17514 (TUNE_MOVE_M1_VIA_OR): Ditto.
17515 (TUNE_NOT_UNPAIRABLE): Ditto.
17516 (TUNE_NOT_VECTORMODE): Ditto.
17518 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
17521 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
17522 tuning options instead of hard coded TARGET_xxx.
17523 (fix ssemode peephole2's): Ditto.
17524 (imul peephole2's): Ditto.
17526 (movdi_or_rex64): Ditto.
17527 (move peephole2): Ditto.
17528 (not peephole2's): Ditto.
17530 2007-03-14 Dirk Mueller <dmueller@suse.de>
17532 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
17533 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
17534 * c-parser.c (c_parser_if_body): Always add an empty statement in case
17536 * c-parser.c (c_parser_do_statement): Warn about empty body in
17537 do/while statement.
17538 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
17539 * doc/invoke.texi (-Wempty-body): Update documentation.
17541 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17544 * c-common.h (warn_for_div_by_zero): Declare.
17545 * c-common.c (warn_for_div_by_zero): Define.
17546 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
17549 2007-03-14 Richard Sandiford <richard@codesourcery.com>
17551 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
17552 to PREFIX and STANDARD_PREFIX.
17554 2007-03-14 Richard Sandiford <richard@codesourcery.com>
17555 Phil Edwards <phil@codesourcery.com>
17557 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
17558 (__gthread_once_t): Remove busy field for RTPs.
17559 (__GTHREAD_ONCE_INIT): Update accordingly.
17561 2007-03-14 Richard Sandiford <richard@codesourcery.com>
17563 * doc/invoke.texi: Document VxWorks options.
17565 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
17567 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
17569 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
17571 PR tree-optimization/30590
17572 * tree-nrv.c (tree_nrv): Check for the partial update of the
17575 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
17577 * flags.h (flag_random_seed): Remove declaration, in favor of...
17578 * toplev.h (get_random_seed, set_random_seed): ... these.
17579 * tree.c (get_file_function_name): Use the former.
17580 * opts.c (common_handle_option): Use the latter.
17583 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
17585 PR middle-end/31127
17586 * cse.c (cse_find_path): Do not bail out if a basic block that
17587 we already visited now becomes part of a path that starts at a
17588 different basic block. Just disallow this, to make sure we
17589 visit each basic block at most once.
17591 2007-03-13 Jan Hubicka <jh@suse.cz>
17593 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
17594 attributes, when profile esitmate is present, calls with very low
17595 frequency are cold.
17597 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
17599 PR tree-optimization/30730
17600 PR tree-optimization/26900
17601 * tree-ssa-loop-niter.c: Include gmp.h.
17602 (bounds): New type.
17603 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
17604 split_to_var_and_offset, determine_value_range,
17605 bound_difference_of_offsetted_base, refine_bounds_using_guard,
17606 bound_difference, bounds_add, bounds_negate,
17607 number_of_iterations_ne_max, dump_affine_iv): New functions.
17608 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
17609 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
17610 difference of initial and final value of control iv to validate
17612 (number_of_iterations_cond): Add loop parameter. Determine bounds
17613 on the difference of the extremes of the control iv. Add dumps.
17614 (expand_simple_operations): Handle phi nodes.
17615 (simplify_using_initial_conditions): Do not record used conditions.
17616 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
17617 Do not set additional_info.
17618 (implies_nonnegative_p, implies_ge_p): Removed.
17619 (derive_constant_upper_bound): Do not use parameter `additional'.
17620 (record_estimate): Parameter `additional' removed. Parameter
17621 `i_bound' added. Do not call derive_constant_upper_bound.
17622 (record_nonwrapping_iv): Use derive_constant_upper_bound to
17623 bound the number of iterations estimate.
17624 (estimate_numbers_of_iterations_loop): Pass the estimate from
17625 the number of iterations analysis to record_estimate.
17626 * tree.h (multiple_of_p): Declare.
17627 * tree-scalar-evolution.c (expression_expensive_p): Removed.
17628 (scev_const_prop): Do not check expression_expensive_p.
17629 * fold-const.c (multiple_of_p): Exported.
17630 * double-int.c (double_int_mask): Exported.
17631 * double-int.h (double_int_mask): Declare.
17632 * tree-flow.h (struct tree_niter_desc): Removed additional_info
17633 field. Added max field.
17635 2007-03-13 David Taylor <taylor@candd.org>
17638 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
17641 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17644 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
17645 two unamed patterns.
17647 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
17649 * config/i386/i386.opt (mcx16, msahf): New options.
17650 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
17651 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
17653 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
17654 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
17655 Output -mcx16 and -msahf options when corresponding bit is set.
17657 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
17658 and -msahf options.
17660 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
17662 * configure.ac: Test for assembler tolerance to # 0 "".
17663 * configure, config.in: Rebuilt.
17664 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
17666 2007-03-13 Geoffrey Keating <geoffk@apple.com>
17668 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
17670 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
17671 (handle_syscall): Handle direct system calls.
17672 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
17674 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
17676 * doc/invoke.texi: Fix cpp.info cross-reference.
17677 * doc/passes.texi: Fix gcc.info cross-reference.
17679 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
17681 PR tree-optimization/30835
17682 * lambda-code.c (can_convert_to_perfect_nest): Check whether
17683 bb_for_stmt is not NULL before accessing it.
17685 2007-03-12 Joseph Myers <joseph@codesourcery.com>
17687 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
17690 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
17693 * doc/install.texi: Document --enable-stage1-languages
17695 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
17697 * tree-pass.h (pass_into_cfg_layout_mode,
17698 pass_outof_cfg_layout_mode): Declare.
17699 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
17700 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
17701 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
17702 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
17704 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
17706 * c-decl.c (warn_variable_length_array): New function.
17707 Refactored from grokdeclarator to handle warn_vla
17708 and handle unnamed array case.
17709 (grokdeclarator): Refactored VLA warning case.
17710 * c.opt (Wvla): New flag.
17711 * doc/invoke.texi (Wvla): New warning.
17713 2007-03-12 Richard Henderson <rth@redhat.com>
17715 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
17716 (TARGET_SECTION_TYPE_FLAGS): New.
17718 2007-03-12 Richard Henderson <rth@redhat.com>
17720 * config/darwin.c (machopic_reloc_rw_mask): New.
17721 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
17722 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
17724 2007-03-12 Mark Mitchell <mark@codesourcery.com>
17726 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
17727 * cppdefault.h (cpp_PREFIX): Document.
17728 (cpp_PREFIX_len): Likewise.
17729 (cpp_EXEC_PREFIX): New variable.
17730 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
17731 * c-incpath.c (add_standard_paths): Correct logic for relocating
17732 paths within prefix.
17734 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
17736 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
17737 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
17739 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
17740 fix_truncdfdi_sse using SSEMODEF mode macro.
17741 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
17742 fix_truncdfsi_sse using SSEMODEF mode macro.
17743 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
17744 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
17746 2007-03-12 Richard Sandiford <richard@codesourcery.com>
17748 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
17749 elfos.h to tm_file.
17751 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
17753 * tree.h : Add multiple_of_p declaration.
17754 * fold-const.c (multiple_of_p): Make multiple_of_p public.
17755 * ipa-type-escape.c (results_of_malloc): Redundant.
17756 (visited_stmts): New. Visited stmt for walk_use_def_chains.
17757 (cast_type): Extended with new members.
17758 (check_cast): Returns cast_type.
17759 (cast): New structure for data of walk_use_def_chains.
17760 (is_malloc_result, is_cast_from_non_pointer_1,
17761 is_cast_from_non_pointer,
17762 is_array_access_through_pointer_and_index): New functions.
17763 (look_for_casts): Returns cast types.
17764 (check_call): Returns void.
17765 (okay_pointer_operation): Use support of pointer plus index,
17766 pointer plus constant and allow all multiplications.
17768 2007-03-11 Richard Guenther <rguenther@suse.de>
17770 PR tree-optimization/31115
17771 * tree-vrp.c (extract_range_from_binary_expr): Make sure
17772 the shift count is positive and non-anti-range for RSHIFT_EXPR.
17773 A shift count of zero is not special as with *_DIV_EXPR.
17774 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
17777 2007-03-11 Ian Lance Taylor <iant@google.com>
17779 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
17780 the *_DIV_EXPR codes correctly with overflow infinities.
17782 2007-03-11 Ira Rosen <irar@il.ibm.com>
17784 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
17785 indicate success/failure of the analysis. Add negation to subtrahend
17786 in case of subtraction. Fail if both operands contain constants.
17787 (create_data_ref): Fail if analyze_offset fails.
17789 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
17791 * config/i386/i386.md (frndintxf2): Rename to ...
17792 (rintxf2): ... this. Remove expander having same name.
17793 (rintsf2, rintdf2): Implement using SSEMODEF macro.
17794 (roundsf2, rounddf2): Ditto.
17795 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
17796 (lround<mode>di2, lround<mode>si2): Ditto.
17798 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
17800 * lower-subreg.c: Include except.h.
17801 (decompose_multiword_subregs): Verify that the only control flow
17802 insns we can split are loads to multi-words pseudos.
17803 Handle breaking such blocks after splitting, instead of calling
17804 find_many_sub_basic_blocks.
17806 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
17807 on the new basic block. Add a lengthy comment explaining why we
17808 thought this was necessary.
17809 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
17811 2007-03-10 Mark Mitchell <mark@codesourcery.com>
17814 * tree.c (walk_type_fields): Recurse into the element type of
17815 ARRAY_TYPEs if there is a pointer set.
17817 2007-03-10 Dirk Mueller <dmueller@suse.de>
17819 * c-common.c (warn_logical_operator): Fix condition.
17821 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
17823 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
17825 * config/darwin.c (machopic_select_section): Remove superfluous
17826 argument in call to categorize_decl_for_section. Remove unused
17829 2007-03-10 Joseph Myers <joseph@codesourcery.com>
17831 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
17833 * configure: Regenerate.
17835 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
17838 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
17839 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
17840 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
17841 Add LABEL_NUSES to emitted label.
17842 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
17843 branch probability value to emitted jump insn.
17844 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
17845 Do not check life information and do not re-arrange input operands
17846 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
17848 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
17850 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
17851 the change of decode_asm_operands.
17853 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
17855 * mode-switching.c (create_pre_exit): Skip blockage insn.
17857 2007-03-09 Diego Novillo <dnovillo@redhat.com>
17859 * tree-pass.h (TODO_update_smt_usage): Remove.
17861 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17865 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17867 * pa.c (attr_length_call): Revise condition for long
17868 pc-relative branch.
17869 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
17870 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
17871 sequence on SOM target.
17873 2007-03-09 Geoffrey Keating <geoffk@apple.com>
17875 * gcc.c: Document %{, in big comment at top.
17876 (input_suffix_matches): Remove special handling for .s and
17878 (input_spec_matches): New.
17879 (handle_braces): Handle %{,.
17880 (validate_switches): ',' indicates a value which is not a switch.
17881 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
17882 to detect assembler input.
17883 * config/i386/sol2.h (CPP_SPEC): Likewise.
17884 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
17885 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
17886 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
17887 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
17888 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
17889 -m64 causes deployment target to default to 10.5.
17890 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
17892 2007-03-09 Richard Henderson <rth@redhat.com>
17895 * target.h (targetm.asm.out.reloc_rw_mask): New.
17896 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
17897 (TARGET_ASM_OUT): Use it.
17898 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
17899 * varasm.c (categorize_decl_for_section): Remove shlib argument;
17900 use the new reloc_rw_mask target hook instead.
17901 (default_section_type_flags_1): Merge into...
17902 (default_section_type_flags): ... here.
17903 (decl_readonly_section_1): Merge into...
17904 (decl_readonly_section): ... here.
17905 (default_elf_select_section_1): Merge into...
17906 (default_elf_select_section): ... here.
17907 (default_unique_section_1): Merge into...
17908 (default_unique_section): ... here.
17909 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
17910 (default_select_rtx_section): Use it.
17911 (default_elf_select_rtx_section): Likewise.
17912 * output.h: Update to match.
17913 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
17914 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
17915 (TARGET_ASM_RELOC_RW_MASK): New.
17916 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
17917 to categorize_decl_for_section.
17918 (x86_64_elf_unique_section): Likewise.
17919 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
17920 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
17921 (TARGET_ASM_RELOC_RW_MASK): New.
17922 * config/ia64/ia64.c (ia64_rwreloc_select_section,
17923 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
17924 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
17925 (TARGET_RWRELOC): Remove.
17926 (ia64_section_type_flags): Adjust call to default_section_type_flags.
17927 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
17928 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
17929 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
17930 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
17931 (rs6000_xcoff_select_section): Use decl_readonly_section.
17932 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
17933 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
17934 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
17935 (TARGET_SECTION_TYPE_FLAGS): Remove.
17936 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
17938 2007-03-09 Roger Sayle <roger@eyesopen.com>
17940 * fold-const.c (fold_comparison): Remove compile-time evaluation of
17941 complex constant equality/inequality comparisons for here.
17942 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
17943 known at compile-time or can be simplified to a scalar comparison.
17944 (fold_relational_const): Move compile-time evaluation of complex
17945 constant equality/inequality comparisons to here.
17947 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
17949 PR rtl-optimization/30643
17950 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
17952 (fold_rtx): Recurse, like before 2006-11-03.
17954 2007-03-09 DJ Delorie <dj@redhat.com>
17956 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
17959 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
17961 PR tree-optimization/30375
17962 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
17963 LHS of statements is not the same.
17964 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
17966 2007-03-09 Chao-ying Fu <fu@mips.com>
17968 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
17970 * doc/invoke.texi (-mdspr2): Document new option.
17971 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
17972 New unspec for DSP REV 2.
17973 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
17974 these instructions are extended in DSP REV 2.
17975 (mips-dspr2.md): Include.
17976 * config/mips/mips.opt (mdspr2): New option.
17977 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
17978 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
17979 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
17980 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
17981 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
17982 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
17983 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
17985 (bdesc_map): Add one field of unsupported_target_flags.
17986 (bdesc_arrays): Update entries to have extra fields. Add
17988 (mips_init_builtins): Initialize new function types.
17989 Check unsupported_target_fileds to filter out builtins.
17990 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
17992 (ASM_SPEC): Pass mdspr2 to the assembler.
17993 * config/mips/mips-dspr2.md: New file.
17995 2007-03-09 Sa Liu <saliu@de.ibm.com>
17997 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
17999 2007-03-09 Ian Lance Taylor <iant@google.com>
18001 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
18002 argument) like -Wstrict-overflow=2.
18003 * doc/invoke.texi (Warning Options): Update documentation.
18005 2007-03-09 Dirk Mueller <dmueller@suse.de>
18008 * doc/invoke.texi (-Wlogical-op): Document.
18009 * common.opt (-Wlogical-op): New.
18010 * c-common.h (warn_logical_operator): Declare.
18011 * c-common.c (warn_logical_operator): Define.
18012 * c-typeck.c (parser_build_binary_op): Call
18013 warn_logical_operator.
18015 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18017 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
18018 * final.c (final_scan_insn): Test for non-"" file name.
18020 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
18022 * doc/loop.texi: Document the Omega linear constraints solver.
18023 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
18024 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
18025 omega-hash-table-size, omega-max-keys, and
18026 omega-eliminate-redundant-constraints.
18027 * tree-pass.h (pass_check_data_deps): Declared.
18030 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
18031 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
18032 pass_check_data_deps): New.
18033 * tree-data-ref.c (init_data_ref): Remove declaration.
18034 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
18035 (analyze_array): Renamed init_array_ref, move up initializations.
18036 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
18037 Removed arguments that are set to NULL.
18038 (analyze_indirect_ref): Correct indentation, correct call to
18040 (object_analysis): Call init_array_ref instead of analyze_array.
18041 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
18042 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
18043 of DR_ACCESS_FNS_ADDR.
18044 (init_omega_eq_with_af, omega_extract_distance_vectors,
18045 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
18046 ddr_consistent_p): New.
18047 (compute_affine_dependence): Check consistency of ddrs when
18048 flag_check_data_deps is passed.
18049 (analyze_all_data_dependences): Uncomment.
18050 (tree_check_data_deps): New.
18051 * tree-data-ref.h: Include omega.h.
18052 (DR_ACCESS_FNS_ADDR): Removed.
18053 (data_dependence_relation): Add inner_loop.
18054 (DDR_INNER_LOOP): New.
18055 * common.opt (fcheck-data-deps): New.
18056 * tree-flow.h (tree_check_data_deps): Declare.
18057 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
18058 (OBJS-common): Depend on omega.o.
18060 * passes.c (pass_check_data_deps): Scheduled.
18061 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
18062 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
18063 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
18064 PARAM_VECT_MAX_VERSION_CHECKS,
18065 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
18067 2007-03-09 Richard Guenther <rguenther@suse.de>
18069 PR tree-optimization/30904
18070 PR middle-end/31058
18071 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
18072 the same way as *_DIV_EXPR.
18074 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18076 * recog.c (decode_asm_operands): No mixed declarations and code.
18078 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18080 * rtl.def (ASM_INPUT): Add location.
18081 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
18082 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
18083 (decode_asm_operands): Add loc operand.
18084 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
18085 * stmt.c (expand_asm): Rename to...
18086 (expand_asm_loc): ... this. Add locus argument. Pass it on to
18087 gen_rtx_ASM_INPUT_loc.
18088 (expand_asm_expr): Adjust.
18089 * recog.c (decode_asm_operands): Add loc operand.
18090 (check_asm_operands, extract_insn): Adjust.
18091 * reload1.c (maybe_fix_stack_asms): Likewise.
18092 * final.c (asm_insn_count): Likewise.
18093 (final_scan_insn): Output # line before and after asm.
18095 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
18097 * tree-ssa-structalias.c (variable_info): Remove
18099 (new_var_info): Ditto.
18100 (shared_bitmap_info_t): New structure.
18101 (shared_bitmap_table): New variable.
18102 (shared_bitmap_hash): New function.
18103 (shared_bitmap_eq): Ditto
18104 (shared_bitmap_lookup): Ditto.
18105 (shared_bitmap_add): Ditto.
18106 (merge_smts_into): Change to take bitmap directly.
18107 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
18108 (init_alias_vars): Init shared bitmap hashtable.
18109 (delete_points_to_sets): Delete shared bitmap hashtable.
18110 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
18111 is_aliased removal as a change that was still necessary was
18114 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
18116 * config/i386/i386.h (override_options): Conditionally disable
18117 x86_sahf for 64bit targets only.
18119 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
18122 * c-decl.c (merge_decls): Don't call make_var_volatile.
18123 * varasm.c (make_var_volatile): Remove.
18124 * output.h (make_var_volatile): Remove.
18126 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
18128 PR tree-optimization/31085
18129 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
18131 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18133 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
18134 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
18135 ATTR_CONST_NOTHROW_LIST.
18137 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
18140 2007-03-08 Diego Novillo <dnovillo@redhat.com>
18142 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
18144 2007-03-08 Geoffrey Keating <geoffk@apple.com>
18147 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
18149 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
18150 passed, use shared libgcc.
18152 2007-03-08 Roger Sayle <roger@eyesopen.com>
18154 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
18155 instead of calling build2 with a GIMPLE_MODIFY_STMT.
18156 (honor_protect_cleanup_actions, lower_try_finally_switch):
18158 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
18159 ifc_temp_var): Likewise.
18160 * tree-inline.c (setup_one_parameter): Likewise.
18161 * tree-mudflap.c (mf_decl_cache_locals,
18162 mf_build_check_statement_for): Likewise.
18163 * tree-nested.c (init_tmp_var, save_tmp_var,
18164 finalize_nesting_tree_1): Likewise.
18165 * tree-outof-ssa.c (insert_copy_on_edge,
18166 insert_backedge_copies): Likewise.
18167 * tree-profile.c (tree_gen_edge_profiler,
18168 tree_gen_ic_profiler): Likewise.
18169 * tree-scalar-evolution.c (scev_const_prop): Likewise.
18170 * tree-sra.c (sra_build_assignment): Likewise.
18171 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
18172 * tree-ssa-math-opts.c (insert_reciprocals,
18173 execute_cse_sincos_1): Likewise.
18174 * tree-tailcall.c (adjust_accumulator_values,
18175 adjust_return_value): Likewise.
18176 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
18177 * tree-vect-transform.c (vect_create_data_ref_ptr,
18178 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
18179 vect_create_epilog_for_reduction, vectorizable_reduction,
18180 vectorizable_call, vectorizable_conversion,
18181 vectorizable_assignment, vectorizable_operation,
18182 vectorizable_type_demotion, vect_gen_widened_results_half,
18183 vect_permute_store_chain, vectorizable_store,
18184 vect_setup_realignment, vect_permute_load_chain,
18185 vectorizable_load, vectorizable_condition,
18186 vect_create_cond_for_align_checks): Likewise.
18187 * tree-vrp.c (build_assert_expr_for): Likewise.
18189 2007-03-08 Ian Lance Taylor <iant@google.com>
18191 * tree-vrp.c: Include "intl.h".
18192 (usable_range_p): New static function.
18193 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
18194 overflowed values, juts set *strict_overflow_p.
18195 (compare_values): Only return -2 if one of the operands is not a
18197 (compare_ranges): Call usable_range_p.
18198 (compare_range_with_value): Likewise.
18199 (vrp_evaluate_conditional_warnv): Rename from
18200 vrp_evaluate_conditional. Make static. Change all callers.
18201 (vrp_evaluate_conditional): New function.
18202 (simplify_div_or_mod_using_ranges): Issue warning about reliance
18203 on signed overflow.
18204 (simplify_abs_using_ranges): Likewise.
18205 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
18206 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
18207 within_stmt parameter.
18208 * tree-ssa-propagate.c (fold_predicate_in): Update call to
18209 vrp_evaluate_conditional.
18210 * tree-ssa-threadedge.c
18211 (record_temporary_equivalences_from_stmts_at_dest): Change
18212 simplify parameter to take a second tree parameter.
18213 (simplify_control_stmt_condition): Likewise.
18214 (thread_across_edge): Likewise.
18215 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
18216 (thread_across_edge): Likewise.
18217 * Makefile.in (tree-vrp.o): Depend upon intl.h.
18219 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
18221 * config/i386/i386.h (TARGET_SAHF): New define.
18222 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
18223 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
18224 (x86_sahf): New global variable.
18225 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
18226 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
18227 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
18228 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
18230 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
18231 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
18232 when expanding fcomi/sahf based tests.
18233 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
18234 expanding sahf based alternative. Emit sahf based sequence when
18235 optimizing for code size.
18236 * config/i386/i386.md (x86_sahf_1): Do not disable for
18237 TARGET_64BIT, enable for TARGET_SAHF.
18239 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
18241 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
18242 spurious whitespace from error message.
18244 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
18247 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
18249 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
18251 * c-decl.c (grokdeclarator): Disable warnings for anonymous
18253 * tree-sra.c (instantiate_element): Propagate disabled warnings
18254 from the element itself to the created variable.
18256 2007-03-07 Richard Henderson <rth@redhat.com>
18259 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
18260 silently fix up the stack in the case of a missing register.
18262 2007-03-07 Paul Brook <paul@codesourcery.com>
18264 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
18266 2007-03-07 Joseph Myers <joseph@codesourcery.com>
18268 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
18270 (phase1_vrs): Use them.
18271 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
18272 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
18273 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
18274 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
18275 __gnu_Unwind_Restore_WMMXC if required.
18276 (_Unwind_VRS_Pop): Implement iWMMXt support.
18277 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
18278 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
18279 gnu_Unwind_Save_WMMXC): Define.
18281 2007-03-07 Richard Sandiford <richard@codesourcery.com>
18283 * config/vxworks.h (vxworks_override_options): Declare.
18284 (VXWORKS_OVERRIDE_OPTIONS): Use it.
18285 * config/vxworks.c: Include target.h and toplev.h.
18286 (vxworks_override_options): New function.
18287 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
18289 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
18291 * config/s390/s390.c (override_options): Don't emit an error when
18292 -mstack-size is used without providing -mstack-guard.
18293 (s390_emit_prologue): Choose stack_guard value automatically if not
18294 provided via command line.
18295 * doc/invoke.texi: Adjust description of -mstack-guard and
18298 2007-03-07 Richard Sandiford <richard@codesourcery.com>
18300 * config/i386/i386.c (output_set_got): Add a GOT initialization
18301 sequence for VxWorks PIC.
18302 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
18303 around labels as well as symbols. Use gotoff_operand instead
18304 of local_symbolic_operand.
18305 (legitimize_pic_address): Use gotoff_operand instead of
18306 local_symbolic_operand. Use @GOT accesses for labels as
18308 (ix86_output_addr_diff_elt): Use PC-relative rather than
18309 GP-relative offsets for VxWorks PIC.
18310 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
18311 no_new_pseudos. Check whether the returned register is op0.
18312 * config/i386/i386.md (tablejump): Use PC-relative rather than
18313 GP-relative offsets for VxWorks PIC.
18314 * config/i386/predicates.md (gotoff_operand): New predicate.
18316 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18318 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
18320 * config/vxworks-dummy.h: New file.
18321 * config/i386/i386.h: Include it.
18323 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
18325 * dwarf2out.c (is_inlined_entry_point): New
18326 (add_high_low_attributes): Emit DW_AT_entry_pc along with
18327 DW_AT_ranges if the first subblock is the entry point.
18329 2007-03-06 David Daney <ddaney@avtrex.com>
18331 * doc/install.texi (mips-*-*): Change recommended binutils
18334 2007-03-06 Anatoly Sokolov <aesok@post.ru>
18336 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
18337 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
18339 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18340 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18342 2007-03-06 Jan Hubicka <jh@suse.cz>
18344 * errors.h (warning, error, fatal, internal_error): Mark as cold.
18345 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
18347 (probably_cold_bb_p): Cold functions are cold.
18348 (probably_never_executed_bb_p): Cold functions are cold.
18349 (tree_bb_level_predictions): Predict calls to cold functions as not
18351 (compute_function_frequency): Check hot/cold attributes.
18352 * function.h (function_frequency): Update comments.
18353 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
18354 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
18355 (c_common_att): Add cold and hot.
18357 * doc/extend.texi (hot,cold attributes): Document.
18359 2007-03-06 Andrew Haley <aph@redhat.com>
18361 * function.c (expand_function_end): Move blockage to just after we
18362 emit the label for the naked return from the function.
18364 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18366 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
18369 2007-03-06 Jan Hubicka <jh@suse.cz>
18371 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
18372 loaded for constant large models. Non-large 64bit PIC can do.
18373 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
18374 * cmodel.h: Add LARGE PIC.
18375 * i386.md (UNSPEC_PLTOFF): New.
18376 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
18378 (*call_1_rex64): Disable for large models.
18379 (*call_1_rex64_large): New.
18380 (*call_value_1_rex64): Disable for large models.
18381 (*call_value_1_rex64_large): New.
18382 (set_rip_rex4): New.
18383 (set_got_offset_rex64): New.
18384 * predicates.md (constant_call_address_operand): For large model
18385 constant calls are not possible.
18386 * i386-protos.h (construct_plt_address): Declare.
18387 * i386.c (override_options): Accept large models.
18388 (ix86_expand_prologue): Expand large PIC GOT pointer load.
18389 (legitimate_constant_p): Add new UNSPECs.
18390 (legitimate_pic_operand_p): Likewise.
18391 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
18392 (legitimize_pic_address): Do easy RIP relative way for TLS only for
18394 (output_pic_addr_const): Add PLTOFF.
18395 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
18396 (ix86_expand_move): Legitimize pic address when in PIC mode.
18397 (construct_plt_address): New function.
18398 (ix86_expand_call): Offload the address to register and use GOT
18399 pointer for large model.
18400 * invoke.texi (mcmodel=large): Update documentation.
18402 2007-03-06 Richard Henderson <rth@redhat.com>
18404 * config/i386/i386.c (x86_use_leave, x86_push_memory,
18405 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
18406 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
18407 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
18408 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
18409 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
18410 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
18411 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
18412 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
18413 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
18414 x86_partial_reg_dependency, x86_memory_mismatch_stall,
18415 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
18416 x86_sse_partial_reg_dependency, x86_sse_split_regs,
18417 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
18418 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
18419 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
18420 x86_schedule, x86_use_bt, x86_pad_returns,
18421 x86_use_xchgb): Merge into ...
18422 (ix86_tune_features): ... here. New array.
18423 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
18424 x86_bswap): Merge into ...
18425 (ix86_arch_features): ... here. New array.
18426 (x86_3dnow_a): Remove.
18427 (x86_accumulate_outgoing_args): Make static.
18428 (x86_arch_always_fancy_math_387): Make static.
18429 (ix86_tune_mask, ix86_arch_mask): Move ...
18430 (override_options): ... to local variables here. Apply the
18431 appropriate mask to each element of ix86_arch_features and
18432 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
18433 as were done in the old macros.
18434 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
18435 * config/i386/i386.h (x86_use_leave, x86_push_memory,
18436 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
18437 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
18438 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
18439 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
18440 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
18441 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
18442 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
18443 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
18444 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
18445 x86_partial_reg_dependency, x86_memory_mismatch_stall,
18446 x86_accumulate_outgoing_args, x86_prologue_using_move,
18447 x86_epilogue_using_move, x86_decompose_lea,
18448 x86_arch_always_fancy_math_387, x86_shift1,
18449 x86_sse_partial_reg_dependency, x86_sse_split_regs,
18450 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
18451 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
18452 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
18453 x86_use_incdec, x86_pad_returns, x86_bswap,
18454 x86_partial_flag_reg_stall): Remove.
18455 (enum ix86_tune_indices): New.
18456 (ix86_tune_features): New.
18457 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
18458 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
18459 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
18460 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
18461 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
18462 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
18463 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
18464 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
18465 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
18466 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
18467 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
18468 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
18469 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
18470 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
18471 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
18472 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
18473 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
18474 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
18475 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
18476 TARGET_EXT_80387_CONSTANTS): Use it.
18477 (enum ix86_arch_indices): New.
18478 (ix86_arch_features): New.
18479 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
18480 TARGET_BSWAP): Use it.
18481 (ix86_tune_mask, ix86_arch_mask): Remove.
18483 2007-03-06 Joseph Myers <joseph@codesourcery.com>
18486 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
18487 Define using $${sysroot_headers_suffix}.
18488 * configure: Regenerate.
18489 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
18490 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
18492 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
18493 * gcc.c (print_sysroot_headers_suffix): New.
18494 (option_map): Include --print-sysroot-headers-suffix.
18495 (display_help): Mention -print-sysroot-headers-suffix.
18496 (process_command): Handle -print-sysroot-headers-suffix.
18497 (do_spec_1): Append multilib directory to include-fixed path if
18498 sysroot suffixes in use.
18499 (main): Handle -print-sysroot-headers-suffix.
18500 * Makefile.in (start.encap): Don't depend on xlimits.h
18501 (xlimits.h): Remove.
18502 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
18503 limits.h for each multilib in fixinc_list.
18504 (fixinc_list, s-fixinc_list): New.
18505 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
18506 generate them for each multilib in fixinc_list.
18507 (stmp-fixproto): Use include-fixed. Run fixproto for each
18508 multilib in fixinc_list.
18509 (mostlyclean): Don't remove xlimits.h.
18510 (clean): Remove include-fixed.
18511 (real-install-headers-tar, real-install-headers-cpio,
18512 real-install-headers-cp): Don't copy include, only include-fixed.
18513 (install-mkheaders): Depend on fixinc_list. Don't depend on
18514 xlimits.h. Save limits.h files for each multilib in fixinc_list.
18515 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
18516 SYSTEM_HEADER_DIR setting in mkheaders.conf.
18518 2007-03-06 Jan Hubicka <jh@suse.cz>
18520 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
18523 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18525 * configure.ac: Allow tm_file to contain build-directory files.
18526 * configure: Regenerate.
18527 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
18528 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
18529 * config/m68k/print-sysroot-suffix.sh: New file.
18531 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18533 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
18534 of pic_offset_table_rtx if reload_completed.
18535 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
18536 PIC_OFFSET_TABLE_REGNUM.
18537 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
18539 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
18540 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
18542 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18544 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
18545 functions that call eh_return.
18547 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18549 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
18550 functions that need a constant pool.
18552 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18555 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
18556 (m68k_preferred_reload_class): Likewise.
18557 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
18558 (SECONDARY_RELOAD_CLASS): Define.
18559 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
18560 (LIMIT_RELOAD_CLASS): Delete.
18561 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
18562 registers from storing bytes.
18563 (m68k_secondary_reload_class): New function.
18564 (m68k_preferred_reload_class): Likewise.
18566 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18568 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
18570 (m68k_expand_prologue): Likewise.
18572 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18574 * config/m68k/m68k-protos.h (output_sibcall): Declare.
18575 (mips_expand_epilogue): Add a bool parameter.
18576 (m68k_legitimize_sibcall_address): Declare.
18577 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
18578 (m68k_expand_epilogue): Add a parameter to select between sibling
18579 and normal epilogues. Only generate a return for the latter.
18580 (m68k_ok_for_sibcall_p): New function.
18581 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
18582 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
18583 (sibcall_value, *sibcall_value): Likewise.
18584 (*call, *call_value): Require !SIBLING_CALL_P.
18585 (epilogue): Update call to m68k_expand_epilogue.
18586 (sibcall_epilogue): New pattern.
18587 * config/m68k/predicates.md (const_call_operand): Say that this
18588 predicate applies to sibling calls too.
18589 (sibcall_operand): New predicate.
18591 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18593 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
18594 alternatives as movsi_cf.
18595 (movsf_cf_hard): Add commentary.
18597 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
18598 Richard Sandiford <richard@codesourcery.com>
18600 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
18601 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
18602 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
18603 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
18604 as being live on exit from an interrupt function.
18605 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
18606 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
18607 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
18608 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
18609 (m68k_interrupt_function_p): Globalize.
18610 (m68k_compute_frame_layout): Remove reverse mask code.
18611 (m68k_emit_movem, m68k_set_frame_related): New functions.
18612 (m68k_output_function_prologue): Delete in favor of...
18613 (m68k_expand_prologue): ...this new function.
18614 (m68k_output_function_epilogue): Delete in favor of...
18615 (m68k_expand_epilogue): ...this new function.
18616 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
18618 (print_operand): Handle %?.
18619 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
18620 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
18621 (prologue, epilogue): New patterns.
18622 (return): Turn into a define_expand.
18623 (*return): New pattern, derived from old "return" pattern. Use rte
18624 rather than rts for interrupt functions. Only use rtd if the pop
18626 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
18627 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
18628 (link, *link, unlink, *unlink, load_got): Likewise.
18630 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18634 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
18635 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
18636 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
18637 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
18638 and m68k_matches_u_p.
18639 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
18640 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
18641 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
18642 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
18643 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
18644 (REG_STRICT_P): New macro.
18645 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
18646 PCREL_GENERAL_OPERAND_OK.
18647 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
18648 m68k_legitimate_base_reg_p.
18649 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
18650 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
18651 (PIC_CASE_VECTOR_ADDRESS): Update comment.
18652 * config/m68k/m68k.c (m68k_address): New structure.
18653 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
18654 (m68k_decompose_index, m68k_legitimate_constant_address_p)
18655 (m68k_jump_table_ref_p, m68k_decompose_address)
18656 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
18657 (m68k_matches_u_p): New functions.
18658 (print_operand_address): Rewrite to use m68k_decompose_index.
18660 2007-03-05 David Taylor <dtaylor@emc.com>
18662 * gcc.c: Correct copyright date in --version output.
18664 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18666 * pa.md: In unamed move patterns, disparge copies between general
18667 and floating point registers using '?' modifier. Don't include 'f'
18668 constraint for register preferences in DImode, SImode, HImode and
18669 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
18670 Remove constraints for copies between general and floating registers
18671 in soft-float DFmode pattern.
18672 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
18676 2007-03-05 Mike Stump <mrs@apple.com>
18678 * c-common.c (targetcm): Add.
18679 * c-opts.c (c_common_handle_option): Handle language specific
18681 * opts.c (handle_option): Verify language for target options, if
18683 * opth-gen.awk: Add CL_LANG_ALL.
18684 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
18685 (TARGETCM_INITIALIZER): Add.
18686 * target.h (struct gcc_targetcm): Add.
18688 * targhooks.c (default_handle_c_option): Add.
18689 * targhooks.h (default_handle_c_option): Add.
18690 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
18692 * config/darwin.opt (iframework): Add.
18693 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
18694 * config/darwin-c.c (handle_c_option): Add.
18695 (TARGET_HANDLE_C_OPTION): Add.
18697 * doc/invoke.texi (Darwin Options): Add -iframework.
18699 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18701 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
18704 2007-03-05 Ian Lance Taylor <iant@google.com>
18706 * c.opt (fgnu89-inline): New option.
18707 * c-opts.c (c_common_post_options): Set default value for
18709 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
18710 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
18712 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
18713 (grokdeclarator, start_function): Likewise.
18714 * c-cppbuiltin.c (c_cpp_builtins): Define either
18715 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
18716 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
18717 (C Dialect Options): Document -fgnu89-inline.
18718 * doc/extend.texi (Function Attributes): Explain what the
18719 gnu_inline attribute does.
18720 * doc/cpp.texi (Common Predefined Macros): Document
18721 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
18723 2007-03-05 Ian Lance Taylor <iant@google.com>
18725 PR tree-optimization/31034
18726 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
18727 half-range if the other side is an overflow infinity.
18729 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18731 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
18732 (bfin*-linux-uclibc*): New configuration.
18733 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
18735 * config/bfin/linux.h: New file.
18736 * config/bfin/libgcc-bfin.ver: New file.
18737 * config/bfin/t-bfin-uclinux: New file.
18738 * config/bfin/t-bfin-linux: New file.
18739 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
18740 (TARGET_OS_CPP_BUILTINS): New macro.
18742 2007-03-05 Richard Guenther <rguenther@suse.de>
18744 * fold-const.c (fold_binary): Remove duplicate folding
18745 of comparison of non-null ADDR_EXPR against null.
18747 2007-03-05 Richard Guenther <rguenther@suse.de>
18748 Dorit Nuzman <dorit@il.ibm.com>
18750 PR tree-optimization/26420
18751 * tree-vectorizer.c (vectorize_loops): Bail out early if there
18752 are no loops in the function. Only print the number of
18753 vectorized loops if it is greater than zero or we are supposed
18754 to print information about unvectorized loops.
18756 2007-03-05 Revital Eres <eres@il.ibm.com>
18758 * gcc.dg/var-expand1.c: New test.
18759 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
18760 when an accumulator is expanded.
18762 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18765 * c-common.c (convert_and_check): Don't give warnings for
18766 conversion if 'expr' already overflowed.
18768 2007-03-04 Roger Sayle <roger@eyesopen.com>
18770 PR middle-end/30744
18771 * fold-const.c (fold_comparison): Enforce type consistency when
18772 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
18774 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
18776 * tree-ssa-address.c (create_mem_ref): Do not put an expression
18777 containing a cast to the base of TARGET_MEM_REF.
18779 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
18781 * tree.c (tree_contains_struct_check_failed): Remove spurious
18782 whitespace from error message.
18784 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
18787 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
18788 instead of precision.
18790 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
18791 Nathan Sidwell <nathan@codesourcery.com>
18793 * emit-rtl.c (find_auto_inc): New.
18794 (try_split): recreate REG_INC notes,
18795 Use regular for loops rather than whiles.
18797 2007-03-03 Andreas Schwab <schwab@suse.de>
18799 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
18800 * configure: Regenerate.
18802 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18804 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
18805 flag_rounding_math, not flag_unsafe_math_optimizations.
18807 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
18809 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
18810 alpha_fold_vector_minmax): Likewise.
18811 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
18812 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
18814 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
18816 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
18817 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
18818 if the lhs has side-effects.
18819 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
18821 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
18823 * config/i386/i386.h (TUNEMASK): Remove define.
18824 (ARCHMASK): Remove define.
18825 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
18826 Use ix86_arch_mask variable instead of ARCHMASK.
18827 * config/i386/i386.c (override_options): Ditto.
18828 (standard_80387_constant_p): Ditto.
18830 2007-03-02 Ian Lance Taylor <iant@google.com>
18832 Used signed infinities in VRP.
18833 * tree-vrp.c (uses_overflow_infinity): New static function.
18834 (supports_overflow_infinity): New static function.
18835 (make_overflow_infinity): New static function.
18836 (negative_overflow_infinity): New static function.
18837 (positive_overflow_infinity): New static function.
18838 (is_negative_overflow_infinity): New static function.
18839 (is_positive_overflow_infinity): New static function.
18840 (is_overflow_infinity): New static function.
18841 (overflow_infinity_range_p): New static function.
18842 (compare_values_warnv): New function split out of compare_values.
18843 (compare_value): Call it.
18844 (set_value_range_to_nonnegative): Add overflow_infinity
18845 parameter. Change caller.
18846 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
18848 (vrp_expr_computes_nonzero): Likewise.
18849 (compare_ranges, compare_range_with_value): Likewise.
18850 (compare_name_with_value, compare_names): Likewise.
18851 (vrp_evaluate_conditional): Likewise.
18852 (set_value_range): Handle infinity
18853 (vrp_operand_equal_p, operand_less_p): Likewise.
18854 (extract_range_from_assert): Likewise.
18855 (vrp_int_const_binop): Likewise.
18856 (extract_range_from_binary_expr): Likewise.
18857 (extract_range_from_unary_expr): Likewise.
18858 (extract_range_from_comparison): Likewise.
18859 (extract_range_from_expr): Likewise.
18860 (dump_value_range): Likewise.
18861 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
18862 (test_for_singularity): Likewise.
18863 (vrp_int_const_binop): Remove inline qualifier.
18864 (adjust_range_with_scev): Add comment.
18865 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
18867 2007-03-02 Diego Novillo <dnovillo@redhat.com>
18869 * tree-ssa-structalias.c (could_have_pointers): Tidy.
18870 (get_constraint_for): Likewise.
18871 (do_structure_copy): Likewise.
18872 (find_func_aliases): Fix references to MODIFY_EXPR.
18873 (intra_create_variable_infos): Tidy.
18874 * tree-ssa-operands.c (add_virtual_operand): Add argument
18876 When adding members of alias sets, if IS_CALL_SITE is true and
18877 the symbol is not call-clobbered, skip it.
18878 Adjust all callers.
18880 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
18882 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
18883 entry by means of emit_insn_at_entry.
18885 2007-03-02 Richard Henderson <rth@redhat.com>
18887 * expr.h (promoted_input_arg): Remove decl.
18888 * function.c (promoted_input_arg): Merge into ...
18889 * combine.c (setup_incoming_promotions): ... only caller.
18890 Rearrange to avoid double loop.
18892 2007-03-02 Ben Elliston <bje@au.ibm.com>
18893 Peter Bergner <bergner@vnet.ibm.com>
18894 Janis Johnson <janis187@us.ibm.com>
18896 * config/rs6000/dfp.md: New file.
18897 * config/rs6000/rs6000.md: Include dfp.md.
18898 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
18899 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
18900 and TDmode decimal float modes in FP registers.
18901 (num_insns_constant): Likewise.
18902 (rs6000_legitimate_offset_address_p): Likewise.
18903 (rs6000_legitimize_address): Likewise.
18904 (rs6000_legitimize_reload_address): Likewise.
18905 (rs6000_legitimate_address): Likewise.
18906 (rs6000_emit_move): Likewise.
18907 (function_arg_boundary): Likewise.
18908 (function_arg_advance): Likewise.
18909 (rs6000_darwin64_record_arg_recurse): Likewise.
18910 (function_arg): Likewise.
18911 (rs6000_gimplify_va_arg): Likewise.
18912 (rs6000_split_multireg_move): Likewise.
18913 (rs6000_output_function_epilogue): Likewise.
18914 (rs6000_output_function_epilogue): Likewise.
18915 (rs6000_register_move_cost): Likewise.
18916 (rs6000_function_value): Likewise.
18917 (rs6000_libcall_value): Likewise.
18919 2007-03-02 Richard Sandiford <richard@codesourcery.com>
18921 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
18923 2007-03-02 Richard Sandiford <richard@codesourcery.com>
18925 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
18926 Use $MULTIDIR to choose between the kernel and RTP headers,
18927 and use $WIND_BASE and $WIND_USR to locate them.
18929 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
18931 * config/i386/i386.c (override_options): Put initialization of
18932 ix86_tune_mask and ix86_arch_mask to the correct place.
18934 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
18935 Michael Meissner <michael.meissner@amd.com>
18938 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
18939 (ARCHMASK): Define.
18940 (TARGET_CMOVE): Use ARCHMASK.
18941 (TARGET_CMPXCHG): Ditto.
18942 (TARGET_CMPXCHG8B): Ditto.
18943 (TARGET_XADD): Ditto.
18944 (TARGET_BSWAP): Ditto.
18945 * config/i386/i386.c (ix86_tune_mask): New global variable.
18946 (ix86_arch_mask): Ditto.
18947 (override_options): Initialize ix86_tune_mask and
18948 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
18951 2007-03-02 Ben Elliston <bje@au.ibm.com>
18954 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
18956 2007-03-02 Joseph Myers <joseph@codesourcery.com>
18958 * target.h (init_dwarf_reg_sizes_extra): New target hook.
18959 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
18960 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
18961 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
18963 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
18964 rs6000_init_dwarf_reg_sizes_extra): New.
18965 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
18966 SPE register high parts.
18968 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
18970 * Makefile.in: Add install-pdf target as
18971 copied from automake v1.10 rules.
18972 * configure.ac: Add install-pdf to target list.
18973 * configure: Regenerate.
18975 2007-03-01 Paul Brook <paul@codesourcery.com>
18977 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
18978 modes to LDRD for DImode.
18979 (output_move_double): Fixup out of range ldrd/strd.
18980 (vfp_secondary_reload_class): Rename...
18981 (coproc_secondary_reload_class): ... to this. Add wb argument.
18982 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
18983 coproc_secondary_reload_class for CLASS_IWMMXT.
18984 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
18985 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
18987 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
18989 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
18990 unroll factor by the estimated number of iterations.
18991 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
18992 than prefetch latency.
18994 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
18995 decode_caches_intel, detect_caches_intel): New functions.
18996 (host_detect_local_cpu): Use detect_caches_amd and
18997 detect_caches_intel.
18999 2007-03-01 Richard Henderson <rth@redhat.com>
19001 * expr.c (emit_move_complex_push): Export.
19002 (emit_move_complex_parts): Split out from ...
19003 (emit_move_complex): ... here.
19004 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
19005 * config/i386/i386.md (movcdi): New.
19007 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
19009 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
19010 size of mode1 to check for tieable modes in MMX case.
19012 2007-03-01 Richard Sandiford <richard@codesourcery.com>
19014 * Makefile.in (rtlanal.o): Depend on tree.h.
19015 * rtl.h (offset_within_section_p, split_const): Declare.
19016 * rtlanal.c: Include tree.h.
19017 (offset_within_block_p): New function, taken from
19018 mips_offset_within_object_p.
19019 (split_const): New function, taken from mips_split_const.
19020 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
19022 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
19023 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
19024 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
19025 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
19026 (m68k_illegitimate_symbolic_constant_p): New function.
19027 * config/m68k/m68k.md (movsi): Remove misleading predicates.
19028 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
19029 symbolic constant that might be outside the symbol's section,
19030 move the symbol first and then add the offset.
19031 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
19033 * config/mips/mips.c (mips_split_const): Delete.
19034 (mips_offset_within_object_p): Delete.
19035 (mips_symbolic_constant_p): Use offset_within_section_p and
19036 split_const instead of mips_offset_within_object_p and
19038 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
19039 (mips_legitimize_const_move, print_operand_reloc)
19040 (mips_dangerous_for_la25_p): Use split_const instead of
19043 2007-02-28 Eric Christopher <echristo@apple.com>
19045 * Makefile.in (install-include-dir): Don't rm -rf include.
19047 2007-02-28 Richard Guenther <rguenther@suse.de>
19049 PR middle-end/30364
19050 * fold-const.c (fold_binary): Do not associate expressions
19051 with more than one variable for integer types that do not wrap.
19053 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
19055 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
19056 Delete, and replace with...
19057 (fold_builtin_call_array): This. Update callers to use it.
19058 * fold-const.c (fold_build_call_list): Delete, and replace with...
19059 (fold_build_call_array): This.
19060 (fold_build_call_list_initializer): Delete, and replace with...
19061 (fold_build_call_array_initializer): This.
19062 * tree.h: Update declarations to reflect above changes.
19064 * c-typeck.c (build_function_call): Store converted arguments
19065 in a stack-allocated array instead of building a list.
19066 (convert_arguments): Store arguments in the array passed in as an
19067 argument, and return the actual number of arguments.
19068 * c-format.c: (check_function_format): Pass arguments in an
19069 array instead of a list.
19070 * c-common.c (check_function_nonnull): Likewise.
19071 (check_function_sentinel): Likewise.
19072 (check_function_arguments): Likewise.
19073 * c-common.h: Update declarations to reflect above changes.
19075 2007-02-28 Jan Hubicka <jh@suse.cz>
19077 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
19078 PRED_NEGATIVE_RETURN): Update outcomes.
19080 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
19082 * calls.c (emit_library_call_value_1): Handle partial registers
19083 correctly when building up CALL_INSN_FUNCTION_USAGE.
19085 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19087 * pa/predicates.md (move_src_operand): Allow zero for mode.
19088 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
19091 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
19094 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
19095 *movv2df_internal): Enable pattern only for valid operand
19097 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
19098 tie only 128bit modes. For MMX registers, tie only 64bit modes.
19100 2007-02-27 Mike Stump <mrs@apple.com>
19102 * config/darwin-crt3.c: Avoid compilation when compiling for a
19105 2007-02-27 Joseph Myers <joseph@codesourcery.com>
19107 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
19109 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
19110 for fixed headers and limits.h.
19111 (install-include-dir, install-headers-tar, install-headers-cpio,
19112 install-headers-cp, real-install-headers-tar,
19113 real-install-headers-cpio, real-install-headers-cp): Handle
19114 include-fixed as well as include.
19115 (install-mkheaders): Don't install files that go only in include
19117 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
19118 from GCC_INCLUDE_DIR.
19119 * gcc.c (process_command): Remove special -BstageN/ handling.
19120 (do_spec_1): Add include-fixed directories.
19122 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19124 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
19126 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
19128 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
19131 2007-02-27 Mark Mitchell <mark@codesourcery.com>
19133 * c-common.c (get_priority): Add check for
19134 SUPPORTS_INIT_PRIORITY.
19136 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19138 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
19140 * config/bfin/bfin.c: Include "cfglayout.h".
19141 (MAX_LSETUP_DISTANCE): New macro.
19142 (struct loop_info): New members incoming, incoming_src and
19143 incoming_dest. Delete member predecessor.
19144 (length_for_loop): New function.
19145 (bfin_optimize_loop): Handle more different loop structures.
19146 (bfin_discover_loop): Rework detection of predecessor blocks by
19147 examining incoming edges.
19148 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
19150 (bfin_reorder_loops): New function.
19151 (bfin_reorg_loops): Use these three new functions.
19153 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
19154 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
19155 (CONSTRAINT_LEN): Add entry for 'q'.
19156 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
19157 Add 'q' constraints.
19158 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
19159 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
19161 * config/bfin/bfin.md (add_with_carry): New pattern.
19162 (s_or_u, su_optab, su_modifier): New code macros/attrs.
19163 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
19164 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
19165 support unsigned multiplies too. Removed incorrect commutativity from
19166 operand 1 constraint where appropriate.
19167 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
19169 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
19170 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
19172 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
19173 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
19174 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
19175 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
19176 usmulhisi_hh_huh): New patterns.
19178 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
19179 lshifthi3): Fix output template to use half reg for operand 2.
19181 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
19184 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
19186 2007-02-27 Andreas Schwab <schwab@suse.de>
19188 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
19190 2007-02-27 Jan Hubicka <jh@suse.cz>
19192 * predict.c (last_basic_block_p): Remove.
19193 (tree_estimate_probability): Update return heuristic for commonized
19196 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
19198 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
19200 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
19202 * doc/include/gcc-common.texi (versionsubtitle): New macro.
19203 * doc/cpp.texi: Standardize title page.
19204 * doc/cppinternals.texi: Likewise.
19205 * doc/gcc.texi: Standardize title page, remove version number
19206 from copyright page.
19207 * doc/gccint.texi: Likewise.
19208 * doc/install.texi: Standardize title page, add table of
19211 2007-02-26 Jan Hubicka <jh@suse.cz>
19213 * predict.def: Set outcomes according to more recent results.
19214 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
19215 Remove dead predictors.
19216 * predict.c (return_prediction): Fix pasto.
19218 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19220 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
19221 change; avoid a memory leak when returning early.
19223 2007-02-26 Mark Mitchell <mark@codesourcery.com>
19225 * c-decl.c (static_ctors): Move to c-common.c.
19226 (static_dtors): Likewise.
19227 (finish_function): Use c_record_cdtor_fn.
19228 (build_cdtor): Move to c-common.c.
19229 (c_write_global_declarations): Use c_build_cdtor_fns.
19230 * c-common.h (static_ctors): Declare.
19231 (static_dtors): Likewise.
19232 (c_record_cdtor_fn): Likewise.
19233 (c_build_cdtor_fns): Likewise.
19234 * c-common.c (static_ctors): New variable.
19235 (static_dtors): Likewise.
19236 (c_record_cdtor_fn): New function.
19237 (build_cdtor): Move from c-decl.c
19238 (c_build_cdtor_fns): New function.
19240 * output.h (assemble_addr_to_section): Declare.
19241 (get_cdtor_priority_section): Likewise.
19242 * varasm.c (assemble_addr_to_section): New function.
19243 (get_cdtor_priority_section): Likewise.
19244 (default_named_section_asm_out_destructor): Use them.
19245 (destor_dtor_section_asm_out_destructor): Likewise.
19246 (default_named_section_asm_out_constructor): Likewise.
19247 (default_ctor_section_asm_out_constructor): Likewise.
19248 * config.gcc (*-*-vxworks*): Include vxworks.o.
19249 * config/t-vxworks (vxworks.o): New target.
19250 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
19251 (TARGET_ASM_CONSTRUCTOR): Define.
19252 (TARGET_ASM_DESTRUCTOR): Likewise.
19253 (vxworks_asm_out_constructor): Declare.
19254 (vxworks_asm_out_destructor): Likewise.
19256 * c-common.c (get_priority): Check that we have not just an
19257 INTEGER_CST, but an integer constant with integeral type.
19259 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
19261 PR tree-optimization/30938
19262 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
19263 use &dt[nargs-1] instead of &dt[nargs] in the call to
19264 vect_is_simple_use().
19266 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
19268 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
19269 from register elimination as PRE_MODIFY / POST_MODIFY increments.
19270 Do not attempt to handle MEM inside auto-inc expressions.
19271 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
19272 of a register modified by an auto-inc expression. However, do handle
19273 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
19274 (elimination_effects): Prohibit elimination of a register modified
19275 by an auto-inc expression. Disable register elimination rules whose
19276 target register is modified by an auto-inc expression with variable
19279 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
19281 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
19283 (array_at_struct_end_p): New function.
19284 (idx_infer_loop_bounds): Use it.
19285 (estimate_numbers_of_iterations_loop): Export.
19286 * predict.c (predict_loops): Use estimated_loop_iterations_int.
19287 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
19288 (tree_estimate_probability): Call record_loop_exits.
19289 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
19290 (estimated_loop_iterations, estimated_loop_iterations_int,
19291 estimated_loop_iterations_tree): New functions.
19292 (analyze_siv_subscript_cst_affine,
19293 compute_overlap_steps_for_affine_1_2,
19294 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
19295 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
19296 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
19297 (PRED_LOOP_ITERATIONS_GUESSED): New.
19298 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
19299 * cfgloop.h (estimate_numbers_of_iterations_loop,
19300 estimated_loop_iterations_int): Declare.
19302 2007-02-25 Mark Mitchell <mark@codesourcery.com>
19304 * doc/extend.texi: Document optional priority argument to
19305 constructors and destructors.
19306 * tree.c (init_priority_for_decl): Adjust GTY markers.
19307 (init_ttree): Use priority-info hash functions for
19308 init_priority_for_decl.
19309 (tree_map_eq): Rename to ...
19310 (tree_map_base_eq): ... this.
19311 (tree_map_marked_p): Rename to ...
19312 (tree_map_base_marked_p): ... this.
19313 (tree_map_base_hash): New function.
19314 (decl_init_priority_lookup): Rework.
19315 (decl_fini_priority_lookup): New function.
19316 (decl_priority_info): New function.
19317 (decl_init_priority_insert): Use it.
19318 (decl_fini_priority_insert): Likewise.
19319 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
19321 (decl_restrict_base_insert): Likewise.
19322 (decl_debug_expr_insert): Likewise.
19323 (decl_value_expr_lookup): Likewise.
19324 (decl_value_expr_insert): Likewise.
19325 * tree.h (priority_type): New type.
19326 (decl_init_priority_lookup): Use priority_type.
19327 (decl_fini_priority_lookup): New function.
19328 (decl_init_priority_insert): Use priority_type.
19329 (decl_fini_priority_insert): New function.
19330 (DECL_HAS_INIT_PRIORITY): Tweak comments.
19331 (DECL_INIT_PRIORITY): Likewise.
19332 (SET_DECL_INIT_PRIORITY): Add comment.
19333 (DECL_FINI_PRIORITY): New macro.
19334 (SET_DECL_FINI_PRIORITY): Likewise.
19335 (DEFAULT_INIT_PRIORITY): Document.
19336 (MAX_INIT_PRIORITY): Likewise.
19337 (MAX_RESERVED_INIT_PRIORITY): Likewise.
19338 (tree_map_base): New type.
19339 (tree_map_base_eq): New function.
19340 (tree_map_base_hash): Likewise.
19341 (tree_map_base_marked_p): Likewise.
19342 (tree_map): Inherit from tree_map_base.
19343 (tree_map_eq): Make it a macro.
19344 (tree_map_marked_p): Likewise.
19345 (tree_int_map): Inherit from tree_map_base.
19346 (tree_int_map_eq): Make it a macro.
19347 (tree_int_map_hash): Likewise.
19348 (tree_int_map_marked_p): Likewise.
19349 (tree_priority_map): New type.
19350 (tree_priority_map_eq): New macro.
19351 (tree_priority_map_hash): Likewise.
19352 (tree_priority_map_marked_p): Likewise.
19353 * varasm.c (emults_decl): Adjust for refactoring of tree_map
19355 (emutls_common_1): Likewise.
19356 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
19357 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
19358 of tree_map hierarchy.
19359 * tree-cfg.c (move_stmt_r): Likewise.
19360 (new_label_mapper): Likewise.
19361 * c-tree.h (c_expand_body): Move to ...
19362 * c-common.h (c_expand_body): ... here.
19363 * c-decl.c (c_expand_body): Move to ...
19364 * c-common.c (c_expand_body): ... here.
19365 (c_common_attribute_table): Allow 1 argument for the constructor
19366 and destructor attributes.
19367 (get_priority): New function.
19368 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
19369 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
19371 2007-02-24 Jan Hubicka <jh@suse.cz>
19373 PR middle-end/30509
19374 * tree-inline.c (copy_bb): Produce exact copy of EH info when
19375 copying for inlining.
19377 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
19378 Jan Hubicka <jh@suse.cz>
19381 * i386.c (counter_mode): New function.
19382 (expand_set_or_movmem_via_loop): Use it.
19383 (expand_movmem_epilogue): Likewise; fix pasto.
19384 (ix86_expand_movmem): Do emit guard even for constant counts.
19385 (ix86_expand_setmem): Likewise.
19387 2007-02-25 Nick Clifton <nickc@redhat.com>
19389 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
19390 (JUMP_TABLES_IN_TEXT_SECTION): Define.
19392 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
19395 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
19396 count argument with 0x10, not with 0x16.
19397 (expand_setmem_epilogue): Ditto.
19399 2007-02-24 Mike Stump <mrs@apple.com>
19401 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
19404 2007-02-24 Richard Guenther <rguenther@suse.de>
19406 PR middle-end/30951
19407 * fold-const.c (fold_binary): Fold x +- CST op x for
19408 EQ_EXPR and NE_EXPR.
19410 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19412 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
19414 2007-02-24 Jan Hubicka <jh@suse.cz>
19416 * cgraphunit.c (decide_is_function_needed): Honor
19417 -fkeep-inline-functions.
19419 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19421 * builtins.c (fold_builtin_modf): New.
19422 (fold_builtin_2): Use it.
19424 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
19426 * loop-iv.c (implies_p): Detect additional cases where A implies B.
19427 (determine_max_iter): Take additional LOOP arg; all callers changed.
19428 Lose broken logic dealing with PLUS. Try to limit the upper bound by
19429 one using simplifications.
19430 (simplify_using_initial_values): Return if the expression becomes
19431 invalid due to altered regs.
19433 2007-02-23 DJ Delorie <dj@redhat.com>
19435 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
19437 2007-02-23 Mike Stump <mrs@apple.com>
19439 * tlink.c (scan_linker_output): Parse linker messages from
19440 darwin9's linker better.
19442 2007-02-23 Steve Ellcey <sje@cup.hp.com>
19445 * varpool.c (varpool_assemble_pending_decls): Set
19446 varpool_last_needed_node to null.
19448 2007-02-23 DJ Delorie <dj@redhat.com>
19450 * config/i386/i386.c (ix86_data_alignment): Don't specify an
19451 alignment bigger than the object file can handle.
19453 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
19456 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
19457 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
19458 (*movsf_1): Penalize MMX moves.
19460 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
19462 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
19463 2^32-1 or more times unless flag_unsafe_loop_optimizations.
19465 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
19467 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19469 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
19470 (fold_builtin_1): Use them.
19471 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
19472 BUILT_IN_SIGNIFICAND.
19474 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
19476 * config/i386/i386.c (bdesc_1arg): Initialize
19477 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
19478 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
19479 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
19480 and IX86_BUILTIN_MOVSLDUP.
19482 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
19484 PR rtl-optimization/30841
19485 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
19487 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19489 * builtins.c (fold_builtin_frexp): New.
19490 (fold_builtin_2): Use it.
19492 2007-02-22 Mark Mitchell <mark@codesourcery.com>
19494 * doc/invoke.texi (Spec Files): Document getenv spec function.
19496 * gcc.c (getenv_spec_function): New function.
19497 (static_spec_functions): Add it.
19498 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
19499 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
19502 2007-02-22 Michael Matz <matz@suse.de
19505 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
19506 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
19508 2007-02-22 Ian Lance Taylor <iant@google.com>
19511 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
19512 (mem_loc_descriptor): Call it.
19514 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
19515 Ira Rosen <irar@il.ibm.com>
19517 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
19519 2007-02-22 Ira Rosen <irar@il.ibm.com>
19521 PR tree-optimization/30843
19522 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
19523 stores only after all the group is vectorized.
19525 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
19527 PR tree-optimization/30858
19528 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
19529 in the reduction cycle have a single use in the loop.
19530 * tree-vectorizer.h (relevant): Add documentation.
19532 2007-02-20 Mike Stump <mrs@apple.com>
19534 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
19535 * configure: Regenerate.
19537 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19539 Change the defaults of some parameters and options.
19540 * config/spu/spu-protos.h (spu_optimization_options): Declare.
19541 * config/spu/spu.c (spu_optimization_options): Add.
19542 (spu_override_options): Change params in spu_optimization_options.
19543 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
19545 Register 127 is only 16 byte aligned when used as a frame pointer.
19546 * config/spu/spu-protos.h (spu_init_expanders): Declare.
19547 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
19548 HARD_FRAME_POINTER_REGNUM.
19549 (spu_legitimate_address): Use regno_aligned_for_reload.
19550 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
19551 aligned when frame_pointer_needed is true.
19552 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
19554 * config/spu/spu.h (INIT_EXPANDERS): Define.
19556 Make sure shift and rotate instructions have valid immediate operands.
19557 * config/spu/predicates.md (spu_shift_operand): Remove.
19558 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
19559 * config/spu/constraints.md (W, O): Extend range.
19560 * config/spu/spu.md (umask, nmask): Define.
19561 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
19562 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
19563 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
19564 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
19565 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
19566 (lshr<mode>3_reg): Fix rtl description.
19568 Make sure mulhisi immediate operands are valid.
19569 * config/spu/predicates.md (imm_K_operand): Add.
19570 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
19572 Generate constants using fsmbi and andi.
19573 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
19574 (print_operand, spu_split_immediate, classify_immediate,
19575 fsmbi_const_p): Handle IC_FSMBI2.
19577 Correctly handle a CONST_VECTOR containing symbols.
19578 * config/spu/spu.c (print_operand): Handle HIGH correctly.
19579 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
19580 (immediate_load_p): Allow symbols that use 2 instructions to create.
19581 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
19582 with symbols when flag_pic is set.
19583 (const_vector_immediate_p): New.
19584 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
19585 accept a CONST_VECTOR with symbols.
19586 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
19587 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
19589 * config/spu/spu.md (high, low): Delete.
19590 (low_<mode>): Define.
19592 Remove INTRmode and INTR_REGNUM, which didn't work.
19593 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
19595 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
19596 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
19597 peephole2 pattern): Don't use INTR or 131.
19598 (movintrcc): Delete.
19599 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
19600 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
19601 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
19602 (UNSPEC_SET_INTR): Add.
19603 * config/spu/spu-modes.def (INTR): Remove.
19605 More accurate warnings about run-time relocations.
19606 * config/spu/spu.c (reloc_diagnostic): Test in_section.
19608 Correctly warn about immediate arguments to specific intrinsics.
19609 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
19610 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
19611 the instruction predicate.
19613 Fix tree check errors with latest update.
19614 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
19616 (spu_expand_builtin): Use CALL_EXPR_FN.
19618 Add missing specific intrinsics.
19619 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
19621 * config/spu/spu_internals.h: Ditto.
19623 Fix incorrect operand modifiers.
19624 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
19625 * config/spu/spu.md (xor<mode>3): Change %S to %J.
19627 Optimize one case of zero_extend of a vec_select.
19628 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
19630 Accept any immediate for hbr.
19631 * config/spu/spu.md (hbr): Change s constraints to i.
19633 2007-02-21 Paul Brook <paul@codesourcery.com>
19635 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
19636 condexec_count when skipping USE and CLOBBER.
19638 2007-02-21 Nick Clifton <nickc@redhat.com>
19640 * common.opt (Warray-bounds): Add Warning attribute.
19641 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
19643 (fsized-zeroes): Add Optimization attribute.
19644 (fsplit-wide-types, ftree-scev-cprop): Likewise.
19645 * c.opt (Wc++0x-compat): Add Warning attribute.
19647 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
19649 PR middle-end/30761
19650 * reload1.c (eliminate_regs_in_insn): In the single_set special
19651 case, attempt to re-recognize the insn before falling back to
19652 having reload fix it up.
19654 2007-02-20 Eric Christopher <echristo@gmail.com>
19656 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
19657 Rewrite accordingly.
19658 (frv_read_iacc_argument): Ditto.
19659 (frv_expand_set_builtin): Take a call instead of arglist, update for
19661 (frv_expand_unop_builtin): Ditto.
19662 (frv_expand_binop_builtin): Ditto.
19663 (frv_expand_cut_builtin): Ditto.
19664 (frv_expand_binopimm_builtin): Ditto.
19665 (frv_expand_voidbinop_builtin): Ditto.
19666 (frv_expand_int_void2arg): Ditto.
19667 (frv_expand_prefetches): Ditto.
19668 (frv_expand_voidtriop_builtin): Ditto.
19669 (frv_expand_voidaccop_builtin): Ditto.
19670 (frv_expand_load_builtin): Ditto.
19671 (frv_expand_store_builtin): Ditto.
19672 (frv_expand_mdpackh_builtin): Ditto.
19673 (frv_expand_mclracc_builtin): Ditto.
19674 (frv_expand_mrdacc_builtin): Ditto.
19675 (frv_expand_mwtacc_builtin): Ditto.
19676 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
19679 2007-02-20 Janis Johnson <janis187@us.ibm.com>
19681 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
19682 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
19684 (HAVE_GAS_DFP): Check for assembler support of decimal floating
19685 point instructions.
19686 * configure: Regenerate.
19687 * config.in: Regenerate.
19688 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
19689 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
19690 masks to power6 and power6x and to POWERPC_MASKS.
19691 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
19693 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
19694 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
19695 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
19696 Access PROTOTYPE as variable, not mask.
19698 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
19700 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
19701 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
19702 * combine.c (adjust_for_new_dest): Use it.
19703 * postreload.c (reload_combine): Likewise.
19705 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
19707 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
19708 notes on an insn with multiple sets, even if single_set returns
19709 non-NULL for that insn.
19711 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19713 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
19714 scalbn and scalbln.
19716 2007-02-20 Geoffrey Keating <geoffk@apple.com>
19718 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
19719 if user didn't pass it.
19720 * config/i386/darwin.h (CC1_SPEC): Likewise.
19721 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
19722 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
19723 -mmacosx-version-min.
19725 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19726 Uros Bizjak <ubizjak@gmail.com>
19728 * optabs.h (enum optab_index): Add new OTI_scalb.
19729 (scalb_optab): Define corresponding macro.
19730 * optabs.c (init_optabs): Initialize scalb_optab.
19731 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
19733 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
19734 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
19735 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
19736 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
19737 flag_unsafe_math_optimizations is set.
19739 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
19740 to implement scalbf, scalb and scalbl built-ins as inline x87
19743 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19744 DJ Delorie <dj@redhat.com>
19747 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
19748 (diagnostic_report_diagnostic): ... here, and turn them into real
19749 errors. If warnings are inhibited, no need to do anything.
19751 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
19753 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
19754 better code generation.
19756 2007-02-20 Ben Elliston <bje@au.ibm.com>
19758 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
19760 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
19762 * config/alpha/alpha.c, config/alpha/alpha.md,
19763 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
19764 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
19765 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
19766 config/arm/lib1funcs.asm: Follow spelling conventions.
19768 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
19769 config/fr30/fr30.md, config/i386/i386.h,
19770 config/iq2000/iq2000.h, config/iq2000/predicates.md,
19771 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
19772 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
19773 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
19774 config/rs6000/altivec.md, config/rs6000/rs6000.c,
19775 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
19776 config/sparc/sparc.c, config/sparc/sparc.h,
19777 config/sparc/sparc.md, config/spu/constraints.md,
19778 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
19781 2007-02-20 Alan Modra <amodra@bigpond.net.au>
19784 * varasm.c (use_blocks_for_decl_p): Return false for decls with
19787 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
19789 * doc/invoke.texi (-ftree-lrs): Remove.
19791 2007-02-19 Diego Novillo <dnovillo@redhat.com>
19793 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
19796 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
19798 * config/ia64/ia64.c (ia64_expand_builtin): Use the
19799 new CALL_EXPR_FN macro for retrieving the function
19800 declaration of the input expression.
19802 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19804 * c.opt (Waddress): New.
19805 * common.opt (Walways-true): Delete.
19806 (Wstring-literal-comparison): Delete.
19807 * doc/invoke.texi (Warning Options): Delete -Walways-true and
19808 -Wstring-literal-comparison. Add -Waddress.
19810 (Walways-true): Delete.
19811 (Wstring-literal-comparison): Delete.
19812 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
19813 consistently instead of -Walways-true in example.
19814 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
19815 * c-typeck.c (parser_build_binary_op): Replace
19816 -Wstring-literal-comparison and -Walways-true with -Waddress.
19817 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
19820 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
19822 * tree-cfg.c (dump_function_to_file): Be prepared for functions
19823 without DECL_STRUCT_FUNCTION initialized.
19825 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
19827 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
19828 due to calls to functions taking pointers as parameters.
19830 2007-02-19 Richard Henderson <rth@redhat.com>
19833 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
19836 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
19838 * config/s390/s390.c (s390_call_saved_register_used,
19839 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
19840 accessed to the new scheme.
19842 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
19844 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
19845 (cris_print_index, cris_print_operand, cris_print_operand_address)
19846 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
19847 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
19848 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
19849 GET_CODE () == xxx.
19850 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
19851 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
19852 GO_IF_LEGITIMATE_ADDRESS): Ditto.
19853 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
19854 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
19855 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
19856 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
19857 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
19858 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
19859 (uminsi3, call, call_value): Ditto.
19860 (define_split: indir_to_reg_split, unnamed): Ditto.
19862 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
19864 PR tree-optimization/30975
19865 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
19868 2007-02-18 Eric Christopher <echristo@gmail.com>
19870 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
19871 Remove use of arglist.
19872 (mips_expand_builtin): Remove use of arglist, pass in expr.
19873 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
19874 (mips_expand_builtin_movtf): Ditto.
19875 (mips_expand_builtin_compare): Ditto.
19877 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
19879 * tree-sra.c (sra_build_assignment): Replace assertion
19880 checking with a comment explaining why it can't be done.
19882 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
19884 PR middle-end/30833
19885 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
19886 during CALL_EXPR representation conversion.
19887 * tree-ssa-propagate.c (set_rhs): Likewise.
19889 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
19891 * tree-sra.c (sra_build_assignment): Disable assertion checking
19894 2007-02-18 Roger Sayle <roger@eyesopen.com>
19896 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
19897 instead of calling build2 with a GIMPLE_MODIFY_STMT.
19898 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
19900 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
19901 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
19902 gimplify_init_ctor_eval_range, gimple_push_cleanup,
19903 gimplify_omp_for, gimplify_omp_atomic_pipeline,
19904 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
19905 force_gimple_operand): Likewise.
19906 * ipa-cp.c (constant_val_insert): Likewise.
19907 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
19908 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
19909 perfect_nestify): Likewise.
19910 * langhooks.c (lhd_omp_assignment): Likewise.
19911 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
19912 lower_copyprivate_clauses, lower_send_clauses,
19913 lower_send_shared_vars, expand_parallel_call,
19914 expand_omp_for_generic, expand_omp_for_static_nochunk,
19915 expand_omp_for_static_chunk, expand_omp_sections,
19916 lower_omp_single_copy, lower_omp_for_lastprivate,
19917 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
19918 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
19919 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
19922 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
19924 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
19925 config/sh/sh.md: Follow spelling conventions.
19927 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
19928 config/frv/predicates.md: Follow spelling conventions.
19930 * config/m68k/linux-unwind.h: Fix a comment typo.
19931 * target.h: Follow spelling conventions.
19933 2007-02-18 Roger Sayle <roger@eyesopen.com>
19935 PR rtl-optimization/28173
19936 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
19937 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
19938 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
19939 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
19940 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
19942 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19944 * builtins.c (fold_builtin_load_exponent): New.
19945 (fold_builtin_2): Use it.
19947 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
19949 PR rtl-optimization/30773
19950 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
19951 if we fail to attach a REG_EQUIV note.
19953 2007-02-18 David Edelsohn <edelsohn@gnu.org>
19954 Roger Sayle <roger@eyesopen.com>
19956 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
19958 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
19960 * calls.c (initialize_argument_information): Pass original EXP
19961 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
19962 code to split complex arguments here, as part of initializing the
19964 (expand_call): Remove code that builds a list of arguments and
19965 inserts implicit arguments into it. Instead, just count how many
19966 implicit arguments there will be so we can determine the size of
19967 the ARGS array, and let initialize_argument_information do the work.
19968 (split_complex_values): Delete unused function.
19970 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
19972 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
19974 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
19976 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
19977 for arg pointer based indexed addressing.
19979 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
19981 * config/ia64/ia64.h, config/ia64/ia64.md,
19982 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
19983 spelling conventions.
19985 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
19987 * config/m68k/m68k.c (split_di): New.
19988 * config/m68k/m68k-protos.h: Declare split_di.
19989 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
19990 Improve predicate handling and split constant shifts.
19992 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
19994 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
19995 parameter for register bitfield operations, general predicates
19998 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20000 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
20001 * config/m68k/linux-unwind.h: New file.
20003 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
20005 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
20006 config/i386/athlon.md, config/ia64/ia64.md,
20007 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
20008 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
20009 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
20010 tree-ssa-loop-niter.c, tree-vect-analyze.c,
20011 tree-vect-transform.c: Fix comment typos.
20013 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
20015 * sched-deps.c (find_insn_list): Remove.
20016 * sched-int.h: Remove the prototype for find_insn_list.
20018 2007-02-16 Geoffrey Keating <geoffk@apple.com>
20020 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
20022 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
20023 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
20024 darwin_rs6000_override_options.
20025 (C_COMMON_OVERRIDE_OPTIONS): Expect
20026 darwin_macosx_version_min to be non-NULL always.
20027 (TARGET_C99_FUNCTIONS): Likewise.
20028 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
20029 (DARWIN_MINVERSION_SPEC): New.
20030 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
20031 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
20033 (DARWIN_MINVERSION_SPEC): New.
20034 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
20036 * config/darwin-c.c (darwin_cpp_builtins): Expect
20037 darwin_macosx_version_min to be non-NULL always.
20039 * config/rs6000/rs6000.c: Clean up trailing whitespace.
20041 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
20043 * config/i386/i386.h (x86_use_xchgb): New.
20044 (TARGET_USE_XCHGB): New macro.
20045 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
20046 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
20047 Split after reload into bswaphi for shifts of 8.
20048 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
20049 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
20050 or when optimizing for size.
20052 2007-02-16 Richard Guenther <rguenther@suse.de>
20053 Christian Bruel <christian.bruel@st.com>
20055 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
20056 DECLs but prefer SSA_NAMEs over DECLs.
20058 2007-02-16 Richard Guenther <rguenther@suse.de>
20060 * tree-flow-inline.h (single_imm_use_p): Remove.
20061 (zero_imm_uses_p): Likewise.
20062 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
20063 instead of single_imm_use_p.
20064 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
20067 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20070 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
20071 nested double- and backquotes.
20073 2007-02-15 Roger Sayle <roger@eyesopen.com>
20075 PR middle-end/30391
20076 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
20077 should be unreachable.
20078 (build2_stat): Allow construction of MODIFY_EXPR at any time.
20079 For the time being redirect GIMPLE_MODIFY_STMT to the new
20080 (renamed) build_gimple_modify_stmt_stat.
20081 (build2_gimple_stat): Rename to...
20082 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
20083 Always build a GIMPLE_MODIFY_STMT node.
20084 * tree.h (build2_gimple, build2_gimple_stat): Delete.
20085 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
20088 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
20089 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
20090 * tree-complex.c (set_component_ssa_name, expand_complex_move,
20091 expand_complex_div_wide): Likewise.
20092 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
20093 * tree-ssa-loop-im.c (schedule_sm): Likewise.
20094 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
20095 * tree-ssa-loop-manip.c (create_iv): Likewise.
20096 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
20097 abs_replacement): Likewise.
20098 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
20099 realify_fake_stores): Likewise.
20101 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
20102 node rather than a GIMPLE_MODIFY_STMT node.
20103 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
20104 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
20106 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
20107 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
20108 GIMPLE_MODIFY_STMT.
20110 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
20112 PR middle-end/30433
20113 * fold-const.c (fold_comparison): Add back the
20114 folding of constant complex comparisions.
20116 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
20118 PR middle-end/30729
20119 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
20120 effects unknown to this function, return early.
20122 2007-02-15 Ian Lance Taylor <iant@google.com>
20124 * lower-subreg.c (move_eh_region_note): New static function.
20125 (resolve_simple_move): Call it.
20126 (decompose_multiword_subregs): Track blocks for which we resolve a
20127 simple move which is also a control flow insn. Pass them to
20128 find_many_sub_basic_blocks.
20129 (pass_lower_subreg): Add TODO_verify_flow.
20130 (pass_lower_subreg2): Likewise.
20132 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20133 Brooks Moses <brooks.moses@codesourcery.com>
20134 Lee Millward <lee.millward@codesourcery.com>
20136 * tree.h (enum tree_code_class): Add tcc_vl_exp.
20137 (VL_EXP_CLASS_P): New.
20138 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
20140 (TREE_OPERAND_CHECK_CODE): Likewise.
20141 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
20142 (TREE_RTL_OPERAND_CHECK): Likewise.
20143 (tree_operand_check_failed): Make second parameter the whole tree
20144 instead of its code. Fixed callers.
20145 (VL_EXP_CHECK): New.
20146 (TREE_OPERAND_LENGTH): New.
20147 (VL_EXP_OPERAND_LENGTH): New.
20148 (CALL_EXPR_FN): New.
20149 (CALL_EXPR_STATIC_CHAIN): New.
20150 (CALL_EXPR_ARGS): New.
20151 (CALL_EXPR_ARG): New.
20152 (call_expr_nargs): New.
20153 (CALL_EXPR_ARGP): New.
20154 (build_nt_call_list): Declare.
20155 (build_vl_exp_stat): Declare.
20156 (build_vl_exp): New.
20157 (build_call_list): Declare.
20158 (build_call_nary): Declare.
20159 (build_call_valist): Declare.
20160 (build_call_array): Declare.
20161 (call_expr_arg): Declare.
20162 (call_expr_argp): Declare.
20163 (call_expr_arglist): Declare.
20164 (fold_build_call_list): Declare.
20165 (fold_build_call_list_initializer): Declare.
20166 (fold_call_expr): Declare to replace fold_builtin.
20167 (fold_builtin_fputs): Update to agree with modified definition.
20168 (fold_builtin_strcpy): Likewise.
20169 (fold_builtin_strncpy): Likewise.
20170 (fold_builtin_memory_chk): Likewise.
20171 (fold_builtin_stxcpy_chk): Likewise.
20172 (fold_builtin_strncpy_chk): Likewise.
20173 (fold_builtin_next_arg): Likewise.
20174 (fold_build_call_expr): Declare.
20175 (fold_builtin_call_list): Declare.
20176 (fold_builtin_call_valist): Declare.
20177 (build_call_expr): Declare.
20178 (validate_arglist): Update to agree with modified definition.
20179 (tree_operand_length): New.
20180 (call_expr_arg_iterator): New.
20181 (init_call_expr_arg_iterator): New.
20182 (next_call_expr_arg): New.
20183 (first_call_expr_arg): New.
20184 (more_call_expr_args_p): New.
20185 (FOR_EACH_CALL_EXPR_ARG): New.
20187 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
20188 and tcc_gimple_stmt.
20189 (tree_code_size): Update documentation. Use sizeof (tree) rather
20190 than sizeof (char *).
20191 (tree_size): Likewise. Add case for tcc_vl_exp.
20192 (tree_node_structure): Add case for tcc_vl_exp.
20193 (contains_placeholder_p): Likewise.
20194 (substitute_in_expr): Likewise.
20195 (substitute_placeholder_in_expr): Likewise.
20196 (stabilize_reference_1): Likewise.
20197 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
20198 to diagnose breakage of this interface for constructing CALL_EXPRs.
20199 (build_nt): Add similar assertion here.
20200 (build_nt_call_list): New.
20201 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
20202 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
20204 (get_callee_fndecl): Use new CALL_EXPR accessors.
20205 (tree_operand_check_failed): Change parameters to pass entire node
20206 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
20207 (process_call_operands): New.
20208 (build_vl_exp_stat): New.
20209 (build_call_list): New.
20210 (build_call_nary): New.
20211 (build_call_valist): New.
20212 (build_call_array): New.
20213 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20214 (call_expr_arglist): New.
20216 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
20217 tcc_vl_exp instead of a fixed-size tcc_expression.
20219 * doc/c-tree.texi (CALL_EXPR): Document new representation and
20220 accessors for CALL_EXPRs.
20221 (AGGR_INIT_EXPR): Likewise.
20223 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20224 Brooks Moses <brooks.moses@codesourcery.com>
20225 Lee Millward <lee.millward@codesourcery.com>
20227 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
20228 (expand_builtin_nonlocal_goto): Change parameter to be entire
20229 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
20230 (expand_builtin_prefetch): Likewise.
20231 (expand_builtin_classify_type): Likewise.
20232 (mathfn_built_in): Return NULL_TREE instead of 0.
20233 (expand_errno_check): Use new CALL_EXPR accessors.
20234 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
20235 Return NULL_RTX instead of 0.
20236 (expand_builtin_mathfn_2): Likewise.
20237 (expand_builtin_mathfn_3): Likewise.
20238 (expand_builtin_interclass_mathfn): Likewise.
20239 (expand_builtin_sincos): Likewise.
20240 (expand_builtin_cexpi): Likewise.
20241 (expand_builtin_int_roundingfn): Likewise.
20242 (expand_builtin_int_roundingfn_2): Likewise.
20243 (expand_builtin_pow): Likewise.
20244 (expand_builtin_powi): Likewise.
20245 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
20246 of arglist, fixing callers appropriately. Use new CALL_EXPR
20247 accessors and constructors. Return NULL_RTX instead of 0.
20248 (expand_builtin_strstr): Likewise.
20249 (expand_builtin_strchr): Likewise.
20250 (expand_builtin_strrchr): Likewise.
20251 (expand_builtin_strpbrk): Likewise.
20252 (expand_builtin_memcpy): Likewise.
20253 (expand_builtin_mempcpy): Likewise.
20254 (expand_builtin_mempcpy_args): New.
20255 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
20256 (expand_builtin_memmove_args): New.
20257 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
20258 (expand_movstr): Likewise.
20259 (expand_builtin_strcpy): Likewise.
20260 (expand_builtin_strcpy_args): New.
20261 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
20262 (expand_builtin_strncpy): Likewise.
20263 (expand_builtin_memset): Likewise.
20264 (expand_builtin_memset_args): New.
20265 (expand_builtin_bzero): Similarly to expand_builtin_memset.
20266 (expand_builtin_memcmp): Likewise.
20267 (expand_builtin_strcmp): Likewise.
20268 (expand_builtin_strncmp): Likewise.
20269 (expand_builtin_strcat): Likewise.
20270 (expand_builtin_strncat): Likewise.
20271 (expand_builtin_strspn): Likewise.
20272 (expand_builtin_strcspn): Likewise.
20273 (expand_builtin_args_info): Likewise.
20274 (expand_builtin_va_start): Likewise.
20275 (gimplify_va_arg_expr): Likewise.
20276 (expand_builtin_va_end): Likewise.
20277 (expand_builtin_va_copy): Likewise.
20278 (expand_builtin_frame_address): Likewise.
20279 (expand_builtin_alloca): Likewise.
20280 (expand_builtin_bswap): Likewise.
20281 (expand_builtin_unop): Likewise.
20282 (expand_builtin_fputs): Likewise.
20283 (expand_builtin_expect): Likewise.
20284 (expand_builtin_fabs): Likewise.
20285 (expand_builtin_copysign): Likewise.
20286 (expand_builtin_printf): Likewise.
20287 (expand_builtin_fprintf): Likewise.
20288 (expand_builtin_sprintf): Likewise.
20289 (expand_builtin_init_trampoline): Likewise.
20290 (expand_builtin_signbit): Likewise.
20291 (expand_builtin_fork_or_exec): Likewise.
20292 (expand_builtin_sync_operation): Likewise.
20293 (expand_builtin_compare_and_swap): Likewise.
20294 (expand_builtin_lock_test_and_set): Likewise.
20295 (expand_builtin_lock_release): Likewise.
20296 (expand_builtin): Likewise.
20297 (builtin_mathfn_code): Likewise.
20299 (fold_builtin_constant_p): Pass call arguments individually instead
20300 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20301 accessors and constructors. Return NULL_TREE instead of 0.
20302 (fold_builtin_expect): Likewise.
20303 (fold_builtin_classify_type): Likewise.
20304 (fold_builtin_strlen): Likewise.
20305 (fold_builtin_nan): Likewise.
20306 (integer_valued_real_p): Likewise.
20307 (fold_trunc_transparent_mathfn): Likewise.
20308 (fold_fixed_mathfn): Likewise.
20309 (fold_builtin_cabs): Likewise.
20310 (fold_builtin_sqrt): Likewise.
20311 (fold_builtin_cbrt): Likewise.
20312 (fold_builtin_cos): Likewise.
20313 (fold_builtin_cosh): Likewise.
20314 (fold_builtin_tan): Likewise.
20315 (fold_builtin_sincos): Likewise.
20316 (fold_builtin_cexp): Likewise.
20317 (fold_builtin_trunc): Likewise.
20318 (fold_builtin_floor): Likewise.
20319 (fold_builtin_ceil): Likewise.
20320 (fold_builtin_round): Likewise.
20321 (fold_builtin_int_roundingfn): Likewise.
20322 (fold_builtin_bitop): Likewise.
20323 (fold_builtin_bswap): Likewise.
20324 (fold_builtin_logarithm): Likewise.
20325 (fold_builtin_hypot): Likewise.
20326 (fold_builtin_pow): Likewise.
20327 (fold_builtin_powi): Likewise.
20328 (fold_builtin_exponent): Likewise.
20329 (fold_builtin_memset): Likewise.
20330 (fold_builtin_bzero): Likewise.
20331 (fold_builtin_memory_op): Likewise.
20332 (fold_builtin_bcopy): Deleted; call site changed to invoke
20333 fold_builtin_memory_op directly.
20334 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
20335 (fold_builtin_strncpy): Likewise.
20336 (fold_builtin_memcmp): Likewise.
20337 (fold_builtin_strcmp): Likewise.
20338 (fold_builtin_strncmp): Likewise.
20339 (fold_builtin_signbit): Likewise.
20340 (fold_builtin_copysign): Likewise.
20341 (fold_builtin_isascii): Likewise.
20342 (fold_builtin_toascii): Likewise.
20343 (fold_builtin_isdigit): Likewise.
20344 (fold_builtin_fabs): Likewise.
20345 (fold_builtin_abs): Likewise.
20346 (fold_builtin_fmin_fmax): Likewise.
20347 (fold_builtin_carg): Likewise.
20348 (fold_builtin_classify): Likewise.
20349 (fold_builtin_unordered_cmp): Likewise.
20351 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
20352 New functions split out from fold_builtin_1.
20353 (fold_builtin_n): New.
20354 (fold_builtin_varargs): New.
20355 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
20357 (fold_call_expr): New.
20358 (build_function_call_expr): Rewrite to use new helper function.
20359 (fold_builtin_call_list): New.
20360 (build_call_expr): New.
20361 (fold_builtin_call_valist): New.
20362 (rewrite_call_expr): New.
20363 (validate_arg): New.
20364 (validate_arglist): Change parameter to be entire CALL_EXPR instead
20365 of an arglist. Change return type to bool. Use new CALL_EXPR
20368 (fold_builtin_strstr): Pass call arguments individually instead
20369 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20370 accessors and constructors. Return NULL_TREE instead of 0.
20371 (fold_builtin_strchr): Likewise.
20372 (fold_builtin_strrchr): Likewise.
20373 (fold_builtin_strpbrk): Likewise.
20374 (fold_builtin_strcat): Likewise.
20375 (fold_builtin_strncat): Likewise.
20376 (fold_builtin_strspn): Likewise.
20377 (fold_builtin_strcspn): Likewise.
20378 (fold_builtin_fputs): Likewise.
20379 (fold_builtin_next_arg): Likewise.
20380 (fold_builtin_sprintf): Likewise.
20382 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
20383 NULL_RTX instead of 0.
20384 (expand_builtin_memory_chk): Likewise.
20385 (maybe_emit_chk_warning): Likewise.
20386 (maybe_emit_sprintf_chk_warning): Likewise.
20388 (fold_builtin_object_size): Pass call arguments individually instead
20389 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20390 accessors and constructors. Return NULL_TREE instead of 0.
20391 (fold_builtin_memory_chk): Likewise.
20392 (fold_builtin_stxcpy_chk): Likewise.
20393 (fold_builtin_strncpy_chk): Likewise.
20394 (fold_builtin_strcat_chk): Likewise.
20395 (fold_builtin_strcat_chk): Likewise.
20396 (fold_builtin_strncat_chk): Likewise.
20397 (fold_builtin_sprintf_chk): Likewise.
20398 (fold_builtin_snprintf_chk): Likewise.
20399 (fold_builtin_printf): Likewise.
20400 (fold_builtin_vprintf): Likewise.
20402 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
20404 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
20405 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20406 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
20407 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
20408 (fold_unary): Likewise.
20409 (fold_binary): Likewise.
20410 (fold_ternary): Remove CALL_EXPR case, since they are no longer
20411 ternary expressions.
20412 (fold): Add logic for tcc_vl_exp.
20413 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
20414 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20415 (fold_build3_stat): Add assertion to flag broken interface for
20416 constructing CALL_EXPRs.
20417 (fold_build_call_list): New.
20418 (fold_build_call_list_initializer): New.
20419 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
20421 (fold_strip_sign_ops): Likewise.
20423 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20424 Brooks Moses <brooks.moses@codesourcery.com>
20425 Lee Millward <lee.millward@codesourcery.com>
20427 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
20428 accessors and dump arguments explicitly.
20430 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
20432 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
20434 (print_call_name): Use new CALL_EXPR accessors.
20436 * print-tree.c (print_node): Add case tcc_vl_exp. Print
20437 CALL_EXPR arguments explicitly instead of as a list. Use
20438 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20440 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
20441 (vrp_visit_stmt): Likewise.
20443 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
20444 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
20446 (force_move_till_expr): Likewise.
20448 * targhooks.c (default_external_stack_protect_fail): Use
20449 build_call_expr instead of build_function_call_expr.
20450 (default_hidden_stack_protect_fail): Likewise.
20452 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
20455 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
20456 and walk arguments explicitly.
20458 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
20459 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20460 (expand_simple_operations): Likewise.
20461 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
20463 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
20464 of TREE_CODE_LENGTH.
20465 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
20467 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
20468 instead of TREE_CODE_LENGTH.
20470 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
20471 (tree_ic_transform): Likewise.
20472 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
20473 parameter instead of arglist. Fix callers.
20474 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
20475 (tree_stringops_transform): Likewise.
20476 (tree_indirect_call_to_profile): Likewise.
20477 (tree_stringops_values_to_profile): Likewise.
20479 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
20480 (eliminate_tail_call): Likewise.
20482 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
20484 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
20485 Use TREE_OPERAND_LENGTH and generalize to handle any number of
20487 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
20489 * omp-low.c (build_omp_barrier): Use build_call_expr.
20490 (lower_rec_input_clauses): Likewise.
20491 (lower_reduction_clauses): Likewise.
20492 (expand_parallel_call): Likewise.
20493 (maybe_catch_exception): Likewise.
20494 (expand_omp_for_generic): Likewise.
20495 (expand_omp_for_static_nochunk): Likewise.
20496 (expand_omp_sections): Likewise.
20497 (lower_omp_single_simple): Likewise.
20498 (lower_omp_single_copy): Likewise.
20499 (lower_omp_master): Likewise.
20500 (lower_omp_ordered): Likewise.
20501 (lower_omp_critical): Likewise.
20503 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
20504 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
20506 * tree-gimple.c (is_gimple_call_addr): Fix doc.
20507 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
20508 TREE_CODE_LENGTH. Add tcc_vl_exp case.
20510 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
20511 and generalize to handle any number of operands.
20512 (chrec_contains_undetermined): Likewise.
20513 (tree_contains_chrecs): Likewise.
20514 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
20516 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
20518 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
20519 fold_call_expr instead of fold_builtin.
20520 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
20521 match declarations there.
20522 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
20525 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
20526 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20528 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
20529 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
20531 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
20534 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
20535 (execute_cse_sincos): Use new CALL_EXPR accessors.
20537 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
20539 * gimple-low.c (lower_function_body): Use build_call_expr.
20540 (lower_builtin_setjmp): Likewise.
20542 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
20543 (set_storage_via_libcall): Likewise.
20544 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
20545 instead of TREE_CODE_LENGTH.
20546 (expand_expr_real_1): Use new CALL_EXPR accessors.
20548 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
20549 generalize to handle any number of operands.
20550 (TB_parent_eq): Likewise.
20552 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
20553 (strip_builtin_expect): Likewise.
20555 * function.c (gimplify_parameters): Use build_call_expr.
20557 * tree-vectorizer.c (vect_is_simple_reduction): Use
20558 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20560 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
20561 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
20563 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
20566 * gimplify.c (build_stack_save_restore): Use build_call_expr.
20567 (gimplify_decl_expr): Likewise.
20568 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
20569 Use new CALL_EXPR iterators.
20570 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
20571 (gimplify_modify_expr_to_memset): Likewise.
20572 (gimplify_variable_sized_compare): Likewise.
20573 (gimplify_omp_atomic_fetch_op): Likewise.
20574 (gimplify_omp_atomic_pipeline): Likewise.
20575 (gimplify_omp_atomic_mutex): Likewise.
20576 (gimplify_function_tree): Likewise.
20578 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
20579 (call_expr_flags): Likewise.
20580 (expand_call): Likewise.
20582 * except.c (expand_builtin_eh_return_data_regno): Pass entire
20583 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
20586 * coverage.c (create_coverage): Use build_call_expr.
20588 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
20589 (temp_call_expr_obstack): New.
20590 (pool_copy_list): Delete.
20591 (temp_copy_call_expr): New.
20592 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
20593 CALL_EXPR accessors. Get rid of special goo for copying argument
20594 lists and use temp_copy_call_expr instead.
20595 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
20596 CALL_EXPR accessors.
20597 (create_expression_by_pieces): Likewise. Use build_call_array
20598 to construct the result instead of fold_build3.
20599 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
20600 dealing with argument lists.
20601 (init_pre): Remove references to expression_node_pool and
20602 list_node_pool. Init temp_call_expr_obstack instead.
20603 (fini_pre): Remove references to expression_node_pool and
20606 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
20607 and walk arguments explicitly instead of as a list.
20609 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
20610 (mx_register_decls): Likewise.
20611 (mudflap_register_call): Likewise.
20612 (mudflap_finish_file): Likewise.
20614 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
20615 (ipa_callsite_compute_param): Likewise.
20617 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
20618 accessors and constructor.
20620 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
20621 accessors and constructor.
20622 (convert_tramp_reference): Likewise.
20623 (convert_call_expr): Likewise.
20624 (finalize_nesting_tree_1): Likewise.
20626 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
20629 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
20631 * tree-inline.c (initialize_inlined_parameters): Pass entire
20632 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
20634 (estimate_num_insns_1): Use new CALL_EXPR accessors.
20635 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
20637 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
20638 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20639 (vectorizable_reduction): Likewise.
20640 (vectorizable_call): Use new CALL_EXPR iterators.
20641 (vectorizable_conversion): Use build_call_expr.
20642 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
20643 (vect_gen_widened_results_half): Use build_call_expr.
20644 (vect_setup_realignment): Likewise.
20645 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
20647 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
20648 (pass_through_call): Likewise.
20649 (compute_object_sizes): Likewise. Use fold_call_expr instead of
20652 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
20653 (tree_gen_pow2_profiler): Likewise.
20654 (tree_gen_one_value_profiler): Likewise.
20655 (tree_gen_ic_func_profiler): Likewise.
20656 (tree_gen_average_profiler): Likewise.
20657 (tree_gen_ior_profiler): Likewise.
20659 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
20660 (find_func_aliases): Use new CALL_EXPR accessors. Add case
20661 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20663 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
20664 of TREE_CODE_LENGTH.
20666 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
20667 of TREE_CODE_LENGTH.
20669 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
20671 (convert_to_integer): Likewise.
20673 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
20676 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20677 Brooks Moses <brooks.moses@codesourcery.com>
20678 Lee Millward <lee.millward@codesourcery.com>
20680 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
20682 * config/frv/frv.c (frv_expand_builtin): Likewise.
20683 * config/s390/s390.c (s390_expand_builtin): Likewise.
20685 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
20686 (sparc_expand_builtin): Use new CALL_EXPR accessors.
20688 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
20689 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
20690 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
20691 (ix86_expand_store_builtin): Likewise.
20692 (ix86_expand_unop_builtin): Likewise.
20693 (ix86_expand_unop1_builtin): Likewise.
20694 (ix86_expand_sse_compare): Likewise.
20695 (ix86_expand_sse_comi): Likewise.
20696 (ix86_expand_vec_init_builtin): Likewise.
20697 (ix86_expand_vec_ext_builtin): Likewise.
20698 (ix86_expand_vec_set_builtin): Likewise.
20699 (ix86_expand_builtin): Use new CALL_EXPR accessors.
20701 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
20702 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
20704 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
20705 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
20706 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
20708 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
20710 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
20711 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
20712 arglist. Use new CALL_EXPR accessors. Fix callers.
20713 (altivec_expand_abs_builtin): Likewise.
20714 (rs6000_expand_binop_builtin): Likewise.
20715 (altivec_expand_predicate_builtin): Likewise.
20716 (altivec_expand_lv_builtin): Likewise.
20717 (spe_expand_stv_builtin): Likewise.
20718 (altivec_expand_stv_builtin): Likewise.
20719 (rs6000_expand_ternop_builtin): Likewise.
20720 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
20721 (altivec_expand_st_builtin): Likewise.
20722 (altivec_expand_dst_builtin): Likewise.
20723 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
20724 arglist. Use new CALL_EXPR accessors. Fix callers.
20725 (altivec_expand_vec_set_builtin): Likewise.
20726 (altivec_expand_vec_ext_builtin): Likewise.
20727 (altivec_expand_builtin): Use new CALL_EXPR accessors.
20728 (spe_expand_builtin): Likewise.
20729 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
20730 arglist. Use new CALL_EXPR accessors. Fix callers.
20731 (spe_expand_evsel_builtin): Likewise.
20732 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
20733 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
20735 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
20736 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
20737 (arm_expand_unop_builtin): Likewise.
20738 (arm_expand_builtin): Use new CALL_EXPR accessors.
20740 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
20743 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
20744 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
20746 (bfin_expand_unop_builtin): Likewise.
20747 (bfin_expand_builtin): Use new CALL_EXPR accessors.
20749 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20750 Brooks Moses <brooks.moses@codesourcery.com>
20751 Lee Millward <lee.millward@codesourcery.com>
20753 * c-semantics.c (build_stmt): Add internal diagnostic check.
20755 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
20756 accessors. Print arguments explicitly instead of as a list.
20758 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
20760 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
20761 (c_finish_omp_flish): Likewise.
20763 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
20764 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
20765 instead of TREE_CODE_LENGTH.
20766 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
20767 (c_warn_unused_result): Likewise.
20769 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20772 * doc/invoke.texi (Warning Options): Remove
20773 -Werror-implicit-function-declaration.
20774 (Wimplicit-function-declaration): Update description.
20775 * opts.c (common_handle_option): Move handling of -Werror=* to...
20776 (enable_warning_as_error): ...here.
20777 * opts.h (enable_warning_as_error): Declare.
20778 * c-decl.c (implicit_decl_warning): Unless
20779 -Wno-implicit-function-declaration is given, emit a pedwarn if
20780 -std=c99 or emit a warning if -Wimplicit-function-declaration.
20781 * c.opt (Wimplicit-function-declaration): Replace
20782 mesg_implicit_function_declaration with
20783 warn_implicit_function_declaration.
20784 * c-opts.c (c_common_handle_option):
20785 -Werror-implicit-function-declaration is exactly equal as
20786 -Werror=implicit-function-declaration.
20787 (set_Wimplicit): Replace mesg_implicit_function_declaration with
20788 warn_implicit_function_declaration.
20789 (c_common_post_options): -Wimplict-function-declaration is enabled
20790 by default by -std=c99, otherwise is disabled by default.
20791 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
20793 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
20795 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
20796 DECL on the rhs to a DECL on the lhs for debug info purposes if the
20797 former is ignored but not the latter.
20799 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
20801 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
20802 is made and the reference doesn't use the alias set of its type,
20803 do not create the temporary using that type.
20805 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
20807 * jump.c: Remove prototypes for delete_computation and
20808 delete_prior_computation.
20810 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
20812 * jump.c (get_label_after): Delete.
20813 (get_label_before, delete_computation, delete_jump,
20814 delete_prior_computation, follow_jumps): Move...
20815 * reorg.c (delete_computation, delete_prior_computation): ... here...
20816 (get_label_before, delete_jump): ... making these static ...
20817 (follow_jumps): ... and simplifying this since it only runs after
20819 * rtl.h (get_label_after, get_label_before, delete_jump,
20820 follow_jumps): Delete prototypes.
20822 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
20824 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
20826 2007-02-15 Nick Clifton <nickc@redhat.com>
20828 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
20829 order to prevent it from being munged by the target.
20831 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
20833 * config/i386/i386.md: Remove misleading comment.
20835 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20837 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
20838 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
20841 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20843 * tree-sra.c (instantiate_missing_elements): Canonicalize
20845 (sra_build_assignment): New.
20846 (generate_copy_inout, generate_element_copy,
20847 generate_element_zero, generate_one_element_init): Use it.
20849 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20851 * tree-sra.c (instantiate_missing_elements): Canonicalize
20853 (sra_build_assignment): New.
20854 (generate_copy_inout, generate_element_copy,
20855 generate_element_zero, generate_one_element_init): Use it.
20857 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20859 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
20862 2007-02-14 Joseph Myers <joseph@codesourcery.com>
20864 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
20865 types as aggregates not scalars.
20866 * function.c (assign_stack_temp_for_type): Likewise.
20868 2007-02-14 Roger Sayle <roger@eyesopen.com>
20869 Zdenek Dvorak <dvorakz@suse.cz>
20871 * tree-dump.c (dump_switch_p_1): Require exact match of the option
20874 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
20876 * passes.c (next_pass_1): Clear the next field of the copied
20879 2007-02-14 Richard Henderson <rth@redhat.com>
20881 * tree-sra.c (early_sra): New.
20882 (decl_can_be_decomposed_p): Deny va_list if early_sra.
20883 (tree_sra_early, pass_sra_early): New.
20884 * tree-pass.h (pass_sra_early): Declare.
20885 * passes.c (init_optimization_passes): Use it.
20887 2007-02-14 Richard Guenther <rguenther@suse.de>
20889 * flags.h (issue_strict_overflow_warning): Convert to a macro.
20891 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
20893 PR tree-optimization/30771
20894 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
20896 (vect_analyze_operations): Induction phis can now be marked as
20898 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
20899 Update documentation accordingly.
20901 2007-02-14 Nick Clifton <nickc@redhat.com>
20903 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
20904 most 3 arguments are supported.
20905 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
20907 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
20909 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
20910 Ensure dst->current is valid.
20912 2007-02-13 Paul Brook <paul@codesourcery.com>
20914 * config.gcc: Add arm*-*-uclinux-*eabi.
20915 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
20916 (SUBTARGET_EXTRA_LINK_SPEC): Define.
20917 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
20918 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
20919 (LINK_SPEC): Define.
20920 (LIB_SPEC): Define.
20921 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
20923 * config/arm/uclinux-eabi.h: New file.
20924 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
20925 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
20928 2007-02-13 Ian Lance Taylor <iant@google.com>
20930 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
20931 * flags.h (warn_strict_overflow): Declare.
20932 (enum warn_strict_overflow_code): Define.
20933 (issue_strict_overflow_warning): New static inline function.
20934 * opts.c (warn_strict_overflow): New variable.
20935 (common_handle_option): Handle OPT_Wstrict_overflow and
20936 OPT_Wstrict_overflow_.
20937 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
20939 * fold-const.c: Include intl.h.
20940 (fold_deferring_overflow_warnings): New static variable.
20941 (fold_deferred_overflow_warning): New static variable.
20942 (fold_deferred_overflow_code): New static variable.
20943 (fold_defer_overflow_warnings): New function.
20944 (fold_undefer_overflow_warnings): New function.
20945 (fold_undefer_and_ignore_overflow_warnings): New function.
20946 (fold_deferring_overflow_warnings_p): New function.
20947 (fold_overflow_warning): New static function.
20948 (make_range): Add strict_overflow_p parameter. Change all
20950 (extract_muldiv, extract_muldiv_1): Likewise.
20951 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
20952 tree_expr_nonnegative_p.
20953 (fold_negate_expr): Call fold_overflow_warning.
20954 (fold_range_test): Likewise.
20955 (fold_comparison): Likewise.
20956 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
20957 instead of tree_expr_nonnegative_p.
20958 (tree_expr_nonnegative_warnv_p): Rename from
20959 tree_expr_nonnegative_p, add strict_overflow_p parameter.
20960 (tree_expr_nonnegative_p): New function.
20961 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
20962 strict_overflow_p parameter.
20963 (tree_expr_nonzero_p): New function.
20964 * passes.c (verify_interpass_invariants): New static function.
20965 (execute_one_pass): Call it.
20966 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
20968 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
20969 (estimate_numbers_of_iterations): Likewise.
20970 (scev_probably_wraps_p): Likewise.
20971 * tree-ssa-ccp.c: Include "toplev.h".
20972 (evaluate_stmt): Defer fold overflow warnings until we know we are
20974 (struct fold_stmt_r_data): Add stmt field.
20975 (fold_stmt_r): Defer fold overflow warnings until we know we
20977 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
20978 (fold_stmt_inplace): Likewise.
20979 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
20980 (cleanup_control_expr_graph): Defer fold overflow warnings until
20981 we know we are going to optimize.
20982 * tree-cfg.c (fold_cond_expr_cond): Likewise.
20983 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
20985 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
20986 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
20987 * tree-ssa-loop-manip.c (create_iv): Likewise.
20988 * c-typeck.c (build_conditional_expr): Likewise.
20989 (build_binary_op): Likewise.
20990 * tree-vrp.c (vrp_expr_computes_nonzero): Call
20991 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
20992 (extract_range_from_unary_expr): Likewise.
20993 * simplify-rtx.c (simplify_const_relational_operation): Warn when
20994 assuming that signed overflow does not occur.
20995 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
20996 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
20997 (fold_defer_overflow_warnings): Declare.
20998 (fold_undefer_overflow_warnings): Declare.
20999 (fold_undefer_and_ignore_overflow_warnings): Declare.
21000 (fold_deferring_overflow_warnings_p): Declare.
21001 (tree_expr_nonzero_warnv_p): Declare.
21002 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
21003 of warning options.
21004 (Warning Options): Document -Wstrict-overflow.
21005 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
21006 (tree-ssa-ccp.o): Likewise.
21007 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
21008 (fold-const.o): Depend on intl.h.
21010 2007-02-13 Ian Lance Taylor <iant@google.com>
21012 PR middle-end/30751
21013 * lower-subreg.c (resolve_simple_move): Decompose subregs in
21016 2007-02-13 Stuart Hastings <stuart@apple.com>
21018 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
21020 2007-02-13 Richard Henderson <rth@redhat.com>
21022 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
21023 handled_component_p before looking for the indirect_ref.
21025 2007-02-13 Richard Henderson <rth@redhat.com>
21027 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
21028 remove flags clobber.
21029 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
21030 (bswaphi_lowpart): New.
21031 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
21032 remove TARGET_BSWAP test. Delete expander of the same name.
21034 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
21035 (expand_unop): Use them.
21037 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
21039 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
21040 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
21041 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
21042 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
21043 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
21044 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
21045 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
21046 assembler dialect choice from asm templates.
21048 2007-02-12 Richard Henderson <rth@redhat.com>
21050 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
21051 (fixuns_trunc<SSEMODEF>si2): Use it.
21052 * config/i386/sse.md (vec_setv4sf_0): Export.
21053 * config/i386/i386.c (ix86_build_const_vector): Export.
21054 (ix86_split_convert_uns_si_sse): Rename from
21055 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
21056 * config/i386/i386-protos.h: Update.
21058 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21061 * c-typeck.c (c_finish_return): Improve warning message.
21063 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21065 * alias.c (find_symbolic_term): Delete unused function.
21067 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
21069 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
21070 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
21071 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
21073 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
21075 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
21076 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
21077 the function, temporarily point the debug interface to the null one.
21079 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
21081 * dwarf2out.c (round_up_to_align): New static function.
21082 (field_byte_offset): Use it to round the offset.
21084 2007-02-12 Richard Henderson <rth@redhat.com>
21086 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
21087 (inswl_const): Export.
21089 2007-02-12 Richard Henderson <rth@redhat.com>
21091 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
21092 result mode of the libcall, convert back to outmode.
21094 2007-02-12 Roger Sayle <roger@eyesopen.com>
21096 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
21097 (bswapdi2): New define_expand to implement 32-bit implementation.
21099 2007-02-12 Nick Clifton <nickc@redhat.com>
21101 * doc/invoke.texi (Overall Options): Document --help=.
21102 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
21103 (cc1_options): Pass --help= on to cc1.
21104 (display_help): Add description of --help=.
21105 (process_command): Add code to handle --help=. Allow translated
21106 --help and --target-help switches to be passed on to compiler
21108 (main): Remove unused if statement.
21109 * opts.c (columns): Remove.
21110 (LEFT_COLUMN): Define.
21111 (wrap_help): Add columns argument.
21112 (print_filtered_help): Change parameters to be an include bitmask,
21113 an exclude bitmask, an any bitmask and the column width. Move the
21114 code to display the params list here. Add code to display the
21115 status of options rather than their descriptions if the quiet flag
21117 (print_specific_help): Change parameters to be an include bitmask,
21118 an exclude bitmask and an any bitmask. Move code to look up the
21119 column width here. Decide upon the title for an options listing.
21120 (common_handle_options): Add code to handle --help=. Adapt code
21121 for --help and --target-help to use the revised form of the
21122 print_specific_help function.
21123 (print_help): Delete.
21124 (print_param_help): Delete.
21125 (print_switch): Delete.
21126 * opts.h (cl_lang_count): Add prototype.
21127 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
21128 CL_MAX_OPTION_CLASS): New defines.
21129 * optc-gen.awk: Add construction of cl_lang_count.
21130 * c.opt: Add Warning attribute to warning options and Optimization
21131 attribute to optimization options.
21132 * common.opt: Likewise.
21134 Add -fhelp and -ftarget-help as aliases for the transformed --help
21135 and --target-help options.
21136 * opt-functions.awk: Add code to handle Warning and Optimization
21139 2007-02-12 Richard Henderson <rth@redhat.com>
21141 * config/alpha/constraints.md: New file.
21142 * config/alpha/alpha.c: Include tm-constrs.h.
21143 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
21144 alpha_extra_constraint): Remove.
21145 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
21146 * config/alpha/alpha-protos.h: Update.
21147 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
21148 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
21149 (EXTRA_CONSTRAINT): Remove.
21150 * config/alpha/alpha.md: Include constraints.md.
21151 (adddi splitter): Use satisfies_constraint_*.
21152 * config/alpha/predicates.md (add_operand): Likewise.
21153 (sext_add_operand, addition_operation): Likewise.
21155 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
21157 PR tree-optimization/29145
21158 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
21159 in our handling of restrict qualified pointers.
21161 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21164 * doc/invoke.texi (Wunused-value): Update description.
21165 (Wextra): Delete item.
21166 * opts.c (set_Wextra): Don't use the value of Wextra to set the
21167 value of Wunused-value.
21168 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
21169 (c_finish_stmt_expr): Don't check extra_warnings.
21170 (emit_side_effect_warnings): The caller is responsible to check
21173 2007-02-11 Roger Sayle <roger@eyesopen.com>
21174 Matt Thomas <matt@3am-software.com>
21176 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
21178 2007-02-11 Roger Sayle <roger@eyesopen.com>
21180 * simplify-rtx.c (simplify_relational_operation_1): Optimize
21181 comparisons of POPCOUNT against zero.
21182 (simplify_const_relational_operation): Likewise.
21184 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21186 * doc/invoke.texi (Wextra): Delete outdated paragraph.
21188 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21190 * dwarf2out.c (root_type): Delete unused function.
21192 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21194 * genattrtab.c (contained_in_p): Delete unused function.
21195 (write_expr_attr_cache): Likewise.
21197 2007-02-11 Jan Hubicka <jh@suse.cz>
21199 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
21202 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
21204 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
21205 to add the REG_EQ* note.
21206 * see.c (see_merge_one_use_extension): Likewise.
21207 * local-alloc.c (update_equiv_regs): Likewise. Also don't
21208 turn REG_EQUAL notes into REG_EQUIV notes if the target
21209 register may have more than one set.
21210 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
21211 * gcse.c (try_replace_reg): Likewise.
21212 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
21213 * calls.c (fixup_tail_calls): Likewise. Abort if there is
21214 more than one REG_EQUIV note.
21215 * reload1.c (gen_reload): Use set_unique_reg_note.
21217 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
21219 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
21220 (ix86_builtin_conversion): New function.
21222 2007-02-06 Mark Mitchell <mark@codesourcery.com>
21225 * tree.h (DECL_REPLACEABLE_P): New macro.
21226 * except.c (set_nothrow_function_flags): Likewise.
21228 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
21229 Ira Rosen <irar@il.ibm.com>
21230 Dorit Nuzman <dorit@il.ibm.com>
21232 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
21233 * targhooks.c (default_builtin_vectorized_conversion): New.
21234 * targhooks.h (default_builtin_vectorized_function): New declaration.
21235 * target.h (struct vectorize): Add builtin_conversion field.
21236 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
21237 stmt_vec_info_type value.
21238 (vectorizable_conversion): New declaration.
21239 * tree-vect-analyze.c (vect_analyze_operations): Add
21240 vectorizable_conversion call.
21241 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
21242 * tree-vect-transform.c (vectorizable_conversion): New function.
21243 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
21244 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
21246 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
21247 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
21248 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
21249 or ALTIVEC_BUILTIN_VCFSX.
21251 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21254 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
21255 CONST_DOUBLE and operand 0 is a hard register.
21256 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
21257 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
21258 is a hard floating-point register.
21260 2007-02-10 Richard Henderson <rth@redhat.com>
21261 Jakub Jelinek <jakub@redhat.com>
21262 Alexandre Oliva <aoliva@redhat.com>
21264 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
21265 * builtin-types.def (BT_WORD): Make unsigned.
21266 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
21267 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
21268 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
21269 * c-decl.c (grokdeclarator): Don't error if !have_tls.
21270 * c-parser.c (c_parser_omp_threadprivate): Likewise.
21271 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
21273 * expr.c (emutls_var_address): New.
21274 (expand_expr_real_1): Expand emulated tls.
21275 (expand_expr_addr_expr_1): Likewise.
21276 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
21277 * output.h (emutls_finish): Declare.
21278 * toplev.c (compile_file): Call it.
21279 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
21280 address before wrapping in CONST.
21281 * varasm.c (emutls_htab, emutls_object_type): New.
21282 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
21283 (get_emutls_object_name, get_emutls_object_type): New.
21284 (get_emutls_init_templ_addr, emutls_decl): New.
21285 (emutls_common_1, emutls_finish): New.
21286 (assemble_variable): When emulating tls, swap decls; generate
21287 constructor for the emutls objects.
21288 (do_assemble_alias): When emulating tls, swap decl and target name.
21289 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
21291 * varpool.c (decide_is_variable_needed): Look at force_output.
21292 Recurse for emulated tls.
21293 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
21294 with decide_is_variable_needed.
21295 * emutls.c: New file.
21296 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
21297 tls_object for real tls.
21299 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
21301 PR rtl-optimization/29599
21302 * reload1.c (eliminate_regs_in_insn): Take the destination
21303 mode into account when computing the offset.
21305 2007-02-09 Stuart Hastings <stuart@apple.com>
21306 Richard Henderson <rth@redhat.com>
21308 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
21309 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
21310 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
21311 fixuns_truncdfhi2): New.
21312 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
21313 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
21314 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
21315 (floatunssidf2): Allow nonimmediate source.
21316 * config/i386/sse.md (movdi_to_sse): New.
21317 (vec_concatv2di): Drop '*'.
21318 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
21319 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
21320 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
21322 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
21323 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
21324 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
21325 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
21326 (ix86_build_signbit_mask): Fix decl of v, refactor to call
21327 ix86_build_const_vector.
21328 (x86_emit_floatuns): Rewrite.
21330 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21332 * genautomata.c (longest_path_length): Delete unused function.
21333 (struct state): Delete unused longest_path_length.
21334 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
21335 (get_free_state): Delete unused.
21337 2007-02-09 Jan Hubicka <jh@suse.cz>
21339 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
21340 * doc/invoke.texi (inline-unit-growth): Update default value.
21342 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
21343 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
21344 (rebuild_cgraph_edges): Likewise.
21345 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
21346 (dump_cgraph_node): Dump frequencies.
21347 (cgraph_clone_edge): Add frequency scales.
21348 (cgraph_clone_node): Add freuqnecy.
21349 * cgraph.h (cgraph_edge): Add freuqnecy argument.
21350 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
21351 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
21352 * tree-pass.h (TODO_rebuild_frequencies): New constant.
21353 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
21354 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
21355 (save_inline_function_body): Likewise.
21356 * ipa-inline.c: inluce rtl.h
21357 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
21358 (cgraph_edge_badness): Use frequencies.
21359 (cgraph_decide_recursive_inlining): Update clonning.
21360 (cgraph_decide_inlining_of_small_function): Dump frequency.
21361 * predict.c (estimate_bb_frequencies): Export.
21362 * predict.h (estimate_bb_frequencies): Declare.
21363 * tree-inline.c (copy_bb): Watch overflows.
21364 (expand_call_inline): Update call of cgraph_create_edge.
21365 (optimize_inline_calls): Use TODO flags to update frequnecies.
21366 * passes.h: Include predict.h
21367 (init_optimization_passes): Move profile ahead.
21368 (execute_function_todo): Handle TODO_rebuild_frequencies.
21370 2007-02-09 Roger Sayle <roger@eyesopen.com>
21372 * config/alpha/alpha.c (emit_insxl): Force the first operand of
21373 the insbl or inswl pattern into a register.
21375 2007-02-09 Roger Sayle <roger@eyesopen.com>
21377 * config/ia64/ia64.md (bswapdi2): New define_insn.
21379 2007-02-09 Richard Henderson <rth@redhat.com>
21381 * config/i386/constraints.md (Ym): New constraint.
21382 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
21383 (movdi_1_rex64): Split sse and xmm general register moves from
21384 memory move alternatives. Use conditional register constraints.
21385 (movsf_1, movdf_integer): Likewise.
21386 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
21387 (movdf_integer_rex64): New.
21388 (pushsf_rex64): Fix output constraints.
21389 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
21390 (sse2_stored): Likewise.
21391 (sse2_storeq_rex64): New.
21392 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
21393 amd and not generic.
21394 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
21395 for optimize_size. Remove SF/DFmode hack.
21397 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21399 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
21402 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
21403 Richard Sandiford <richard@codesourcery.com>
21405 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
21406 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
21407 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
21408 m68k/t-mlib to tmake_file.
21409 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
21410 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
21411 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
21412 Allow it to be cf or m68k. Set m68k_arch_family. If that
21413 variable is not empty, add t-$m68k_arch_family to tmake_file.
21414 Add t-mlibs to tmake_file.
21415 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
21416 * config/m68k/t-cf: New file.
21417 * config/m68k/t-m68k: Likewise.
21418 * config/m68k/t-mlibs: Likewise.
21419 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21420 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21421 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
21422 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21423 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
21425 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
21426 (INSTALL_LIBGCC): Delete.
21427 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
21428 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21429 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21430 (M68K_MLIB_CPU): Define.
21431 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21432 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21433 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
21435 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
21436 Richard Guenther <rguenther@suse.de>
21438 PR middle-end/23361
21439 * fold-const.c (fold_comparison): Handle obfuscated comparisons
21440 against INT_MIN/INT_MAX.
21441 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
21442 file if a loop is removed.
21444 2007-02-09 Joseph Myers <joseph@codesourcery.com>
21446 * calls.c (store_one_arg): Pass correct alignment to
21447 emit_push_insn for non-BLKmode values.
21448 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
21449 unaligned stack slot via a suitably aligned slot.
21451 2007-02-08 DJ Delorie <dj@redhat.com>
21453 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
21455 (legal_subregs): Use unsigned char, make const.
21456 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
21458 2007-02-08 Paul Brook <paul@codesourcery.com>
21460 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
21461 special interworking needed.
21463 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
21465 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
21466 conditional to __SSE2__.
21467 (Entries below should have been added to first ChangeLog
21468 entry for amdfam10 dated 2007-02-05)
21469 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
21471 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
21473 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
21476 2007-02-08 DJ Delorie <dj@redhat.com>
21478 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
21479 * config/m32c/m32c.c (legal_subregs): New.
21480 (m32c_illegal_subreg_p): New.
21481 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
21482 unsupported subregs of hard regs.
21484 2007-02-08 Jan Hubicka <jh@suse.cz>
21486 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
21487 the same one; always update histograms.
21489 2007-02-08 Diego Novillo <dnovillo@redhat.com>
21491 * passes.c (init_optimization_passes): Tidy comment.
21493 2007-02-08 Roger Sayle <roger@eyesopen.com>
21495 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
21496 strip zero_extend, bswap and rotates from POCOUNT's argument.
21497 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
21498 zero_extend and rotates from PARITY's argument.
21499 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
21500 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
21501 of an integer constant at compile-time.
21503 2007-02-08 Diego Novillo <dnovillo@redhat.com>
21506 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
21508 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
21511 * tree-ssa-live.c (remove_unused_locals): Do not remove
21512 TREE_ADDRESSABLE variables.
21513 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
21514 * tree-ssa-operands.c (add_virtual_operand): Remove argument
21515 FOR_CLOBBER. Update all users.
21516 If VAR has an associated alias set, add a virtual operand for
21517 it if no alias is found to conflict with the memory reference.
21519 2007-02-07 Jan Hubicka <jh@suse.cz>
21520 Robert Kidd <rkidd@crhc.uiuc.edu>
21522 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
21524 2007-02-07 Ian Lance Taylor <iant@google.com>
21526 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
21528 2007-02-07 Roger Sayle <roger@eyesopen.com>
21530 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
21531 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
21532 tablejumpdi, movsi_to_cr_one): Remove constraints from
21533 define_expand's match_operands.
21535 2007-02-07 Roger Sayle <roger@eyesopen.com>
21537 * global.c (compute_regsets): Move declatation of "i" inside of
21538 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
21540 2007-02-07 Jakub Jelinek <jakub@redhat.com>
21543 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
21544 of INDIRECT_REF <RESULT_DECL>.
21546 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
21548 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
21549 Kaz Kojima <kkojima@gcc.gnu.org>
21552 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
21554 (sh_initialize_trampoline): Add parentheses to avoid a warning.
21556 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
21558 * doc/loop.texi: Document possibility not to perform disambiguation
21559 of loops with multiple latches.
21560 * cfgloopmanip.c (alp_enum_p): Removed.
21561 (add_loop): Handle subloops. Use get_loop_body_with_size.
21562 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
21563 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
21564 the new forwarder block.
21565 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
21566 Handle the case latch is NULL.
21567 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
21568 modifications when marking loop exits.
21569 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
21571 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
21572 disambiguate_loops_with_multiple_latches.
21573 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
21574 before fix_loop_structure.
21575 * cfgloop.c: Include pointer-set.h and output.h.
21576 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
21577 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
21578 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
21579 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
21580 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
21581 disambiguate_multiple_latches, get_loop_body_with_size,
21582 disambiguate_loops_with_multiple_latches): New functions.
21583 (flow_loop_dump): Dump multiple latch edges.
21584 (flow_loop_nodes_find): Handle loops with multiple latches.
21585 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
21586 (glb_enum_p): Modified.
21587 (get_loop_body): Use get_loop_body_with_size.
21588 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
21589 (AVOID_CFG_MODIFICATIONS): New constant.
21590 (disambiguate_loops_with_multiple_latches, add_loop,
21591 get_loop_body_with_size): Declare.
21592 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
21594 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
21596 PR inline-asm/28686
21597 * global.c (compute_regsets): New function.
21598 (global_alloc): Refactored ELIMINABLE_REGSET
21599 and NO_GLOBAL_ALLOC_REGS computation out.
21600 (rest_of_handle_global_alloc): Call compute_regsets()
21601 for non-optimizing case.
21603 2007-02-06 Richard Henderson <rth@redhat.com>
21605 * config/i386/constraints.md (Y2): Rename from Y.
21606 (Yi): New constraint.
21607 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
21608 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
21609 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
21610 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
21611 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
21612 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
21613 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
21614 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
21615 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
21616 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
21617 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
21618 vec_extractv2si_1): Change Y constraints to Y2.
21619 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
21620 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
21621 Change Y constraints to Y2.
21622 (sse2_loadld): Change Y constraints to x.
21624 2007-02-06 Roger Sayle <roger@eyesopen.com>
21626 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
21627 (parity<mode>2): New define_expand using rs6000_emit_parity.
21628 * config/rs6000/rs6000.c (rs6000_emit_popcount,
21629 rs6000_emit_parity): New functions.
21630 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
21631 rs6000_emit_parity): Prototype here.
21633 2007-02-06 Ian Lance Taylor <iant@google.com>
21635 * lower-subreg.c (simple_move_operand): Reject CONST.
21636 (resolve_clobber): Call validate_change rather than directly
21637 assigning to XEXP (pat, 0).
21639 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
21641 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
21642 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
21643 (tree-cfg.o): Remove hashtab.h dependency.
21645 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
21646 (struct ivopts_data): Change niters to pointer_map_t.
21647 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
21648 (niter_for_exit): Create pointer_map on demand. Change for
21650 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
21651 (free_loop_data): Destroy data->niters if created and reset field.
21652 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
21653 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
21655 * tree-ssa-reassoc.c: Include pointer-set.h.
21656 (bb_rank): Change to long *.
21657 (operand_rank): Change to pointer_map_t.
21658 (find_operand_rank): Return long, -1 if not found. Declare as inline.
21659 (insert_operand_rank): Accept long.
21660 (operand_entry_hash, operand_entry_eq): Remove.
21661 (get_rank): Return long. Adjust for changes above.
21662 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
21664 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
21666 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
21667 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
21668 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
21670 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
21671 directly since it cannot be NULL.
21672 (get_vi_for_tree): Rewrite for pointer_map API.
21673 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
21674 (init_alias_vars): Create vi_for_tree as pointer_map.
21675 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
21677 * tree-cfg.c: Don't include hashtab.h.
21678 (edge_to_cases): Declare as pointer_map.
21679 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
21681 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
21682 (start_recording_case_labels): Create edge_to_cases as pointer_map.
21683 (end_recoding_case_labels): Cleanup edge_to_cases manually before
21685 (record_switch_edge): Delete.
21686 (get_cases_for_edge): Adjust for pointer_map API, inline
21687 record_switch_edge (rewritten for new API), remove goto.
21689 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
21691 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
21692 * tree-nested.c: Include pointer-set.h.
21693 (var_map_elt, var_map_eq, var_map_hash): Delete.
21694 (struct nesting_info): Remove GTY marker. Change the two htab_t's
21695 to pointer_map_t's.
21696 (nesting_info_bitmap_obstack): New.
21697 (lookup_field_for_decl): Adjust for pointer_map API.
21698 (lookup_tramp_for_decl): Adjust for pointer_map API.
21699 (get_nonlocal_debug_decl): Adjust for pointer_map API.
21700 (get_local_debug_decl): Adjust for pointer_map API.
21701 (convert_nl_goto_reference): Adjust for pointer_map API.
21702 (convert_nl_goto_receiver): Adjust for pointer_map API.
21703 (create_nesting_tree): Create outside GGC space. Create bitmap on
21704 the new obstack. Create field_map and var_map as pointer_maps.
21705 (free_nesting_tree): Adjust for changes to create_nesting_tree.
21707 (lower_nested_functions): Move root here, no need to NULL it.
21708 Initialize and release the obstack.
21710 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
21712 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
21713 Remove prototypes and make them non-static.
21714 (struct tree_int_map): Remove.
21715 * tree.h (struct tree_int_map): Move here, turning TO into an
21717 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
21719 * tree.h (TREE_COMPLEXITY): Remove.
21720 (struct tree_exp): Remove complexity field.
21721 * tree.c (build1_stat): Don't set it.
21723 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
21724 Victor Kaplansky <victork@il.ibm.com>
21726 * tree-vectorizer.c (vect_is_simple_use): Support induction.
21727 (vect_is_simple_reduction): Support reduction with induction as
21728 one of the operands.
21729 (vect_is_simple_iv_evolution): Fix formatting.
21730 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
21731 formatting. Don't mark induction phis for vectorization.
21732 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
21733 * tree-vect-transform.c (get_initial_def_for_induction): New function.
21734 (vect_get_vec_def_for_operand): Support induction.
21735 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
21737 (vectorizable_reduction): Support reduction with induction as one of
21739 (vectorizable_type_demotion): Use def-type of stmt argument rather
21740 than dummy def-type.
21742 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
21743 flag_tree_scev_cprop.
21744 * common.opt (tree-scev-cprop): New flag.
21746 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
21747 call to vect_get_new_vect_var.
21749 2007-02-06 Ira Rosen <irar@il.ibm.com>
21751 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
21752 vectype is not NULL.
21753 (vect_pattern_recog_1): Likewise.
21755 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21757 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
21758 (fold_negate_expr): Likewise.
21760 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
21763 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
21764 even if cv-qualification is the same.
21766 2007-02-05 Geoffrey Keating <geoffk@apple.com>
21768 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
21769 __enable_execute_stack on completion.
21771 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21773 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
21774 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
21775 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
21776 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
21777 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
21778 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
21779 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
21780 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
21782 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21784 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
21785 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
21786 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
21787 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
21788 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
21789 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
21790 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
21791 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
21792 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
21793 umuldi3_highpart_rex64, umulsi3_highpart_insn,
21794 umulsi3_highpart_zext, smuldi3_highpart_rex64,
21795 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
21796 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
21797 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
21798 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
21799 sqrtextenddfxf2_i387): Added amdfam10_decode.
21801 * config/i386/athlon.md (athlon_idirect_amdfam10,
21802 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
21803 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
21804 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
21805 athlon_ivector_store_amdfam10): New define_insn_reservation.
21806 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
21809 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21811 * config/i386/athlon.md (athlon_call_amdfam10,
21812 athlon_pop_amdfam10, athlon_lea_amdfam10): New
21813 define_insn_reservation.
21814 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
21815 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
21816 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
21818 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21820 * config/i386/athlon.md (athlon_sseld_amdfam10,
21821 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
21822 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
21824 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21826 * config/i386/athlon.md (athlon_sseins_amdfam10): New
21827 define_insn_reservation.
21828 * config/i386/i386.md (sseins): Added sseins to define_attr type
21829 and define_attr unit.
21830 * config/i386/sse.md: Set type attribute to sseins for insertq
21833 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21835 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
21836 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
21837 ssecomi_load_amdfam10, ssecomi_amdfam10,
21838 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
21839 define_insn_reservation.
21840 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
21842 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21844 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
21845 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
21846 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
21847 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
21848 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
21849 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
21850 define_insn_reservation.
21852 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
21853 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
21854 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
21855 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
21856 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
21858 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21860 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
21861 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
21862 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
21863 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
21864 athlon_ssemul_load_k8): Added amdfam10.
21866 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21868 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
21869 (x86_sse_unaligned_move_optimal): New variable.
21871 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
21873 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
21874 for unaligned vector SSE double/single precision loads for AMDFAM10.
21876 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21878 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
21879 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
21880 Define TARGET_CPU_DEFAULT_amdfam10.
21881 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
21882 (processor_type): Add PROCESSOR_AMDFAM10.
21884 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
21885 processor_type in config/i386/i386.h.
21886 Enable imul peepholes for TARGET_AMDFAM10.
21888 * config.gcc: Add support for --with-cpu option for amdfam10.
21890 * config/i386/i386.c (amdfam10_cost): New variable.
21891 (m_AMDFAM10): New macro.
21892 (m_ATHLON_K8_AMDFAM10): New macro.
21893 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
21894 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
21895 x86_promote_QImode, x86_integer_DFmode_moves,
21896 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21897 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
21898 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
21899 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
21900 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
21901 Enable/disable for amdfam10.
21902 (override_options): Add amdfam10_cost to processor_target_table.
21903 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
21904 processor_alias_table.
21905 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
21906 (ix86_adjust_cost): Add code for amdfam10.
21908 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21910 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
21911 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
21912 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
21913 * config/i386/i386.h: Add builtin definition for SSE4A.
21914 * config/i386/i386.md: Add support for ABM instructions
21915 (popcnt and lzcnt).
21916 * config/i386/sse.md: Add support for SSE4A instructions
21917 (movntss, movntsd, extrq, insertq).
21918 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
21919 Add -march=amdfam10 flag.
21920 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
21921 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
21923 * doc/extend.texi: Add documentation for SSE4A builtins.
21925 2007-02-05 Bob Wilson <bob.wilson@acm.org>
21927 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
21929 2007-02-05 Richard Guenther <rguenther@suse.de>
21931 * tree-vectorizer.h (vectorizable_function): Add argument type
21932 argument, change return type.
21933 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
21934 * tree-vect-transform.c (vectorizable_function): Handle extra
21935 argument, return vectorized function decl.
21936 (build_vectorized_function_call): Remove.
21937 (vectorizable_call): Handle calls with result and argument types
21938 differing. Handle loop vectorization factor correctly.
21939 * targhooks.c (default_builtin_vectorized_function): Adjust for
21941 * targhooks.h (default_builtin_vectorized_function): Likewise.
21942 * target.h (builtin_vectorized_function): Add argument type
21944 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
21945 extra argument, allow vectorizing of lrintf.
21946 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
21947 documentation of target hook.
21949 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
21952 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
21953 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
21954 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
21956 2007-02-05 Roger Sayle <roger@eyesopen.com>
21958 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
21959 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
21960 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
21961 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
21962 before canonicalizing sincos to cexpi.
21963 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
21965 2007-02-05 Roger Sayle <roger@eyesopen.com>
21967 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
21968 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
21969 (alpha_init_builtins): Use alpha_add_builtins to process tables.
21971 2007-02-05 Roger Sayle <roger@eyesopen.com>
21973 * mips-tfile.c (initialize_init_file): Correct endianness test.
21975 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
21977 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
21978 the 'y' constraint.
21980 2007-02-05 Richard Sandiford <richard@codesourcery.com>
21982 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
21983 saves in a PARALLEL before the register assignments.
21985 2007-02-05 Richard Sandiford <richard@codesourcery.com>
21987 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
21988 DWARF_FRAME_RETURN_COLUMN to be a general register.
21989 * dwarf2out.c (init_return_column_size): New function, split from...
21990 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
21991 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
21992 to be nongeneral registers.
21993 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
21995 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
21996 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
21998 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
22000 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
22002 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
22004 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
22005 (remove_path): Use can_remove_branch_p and remove_branch instead
22006 of loop_delete_branch_edge.
22007 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
22008 (tree_transform_and_unroll_loop): Remove dead branches immediately.
22009 Update profile using scale_dominated_blocks_in_loop.
22010 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
22011 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
22012 (can_remove_branch_p, remove_branch): Declare.
22013 * tree-cfg.c (tree_can_remove_branch_p): New function.
22014 (tree_cfg_hooks): Add tree_can_remove_branch_p.
22015 * cfgrtl.c (rtl_can_remove_branch_p): New function.
22016 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
22018 2007-02-05 Jan Hubicka <jh@suse.cz>
22020 PR middle-end/30696
22021 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
22022 nodes in cgraph, don't remove offline copy of the function.
22024 2007-02-04 Jan Hubicka <jh@suse.cz>
22026 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
22027 vectors might cause maybe_lookup_element_for_expr to be called
22028 on non-sra-candidate.
22030 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22032 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
22033 config/bfin/bfin.md, config/bfin/predicates.md: Follow
22034 spelling conventions.
22036 2007-02-04 Richard Guenther <rguenther@suse.de>
22038 PR middle-end/30636
22039 * fold-const.c (try_move_mult_to_index): Make sure to not
22040 overflow one dimension of a multi-dimensional array access.
22042 2007-02-04 Jan Hubicka <jh@suse.cz>
22044 * passes.c (init_optimization_passes): Reindent.
22046 2007-02-04 Jan Hubicka <jh@suse.cz>
22047 Eric Botcazou <ebotcazou@adacore.com>
22049 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
22050 (execute_fixup_cfg): Break out the abnormal goto code.
22051 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
22052 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
22053 (optimize_inline_calls): Call make_nonlocal_label_edges.
22055 2007-02-04 Jan Hubicka <jh@suse.cz>
22057 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
22058 true when something was changed.
22059 (rename_ssa_copies): When something was changed, do
22060 TODO_remove_unused_locals.
22061 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22062 add TODO_remove_unused_locals when instruction was removed.
22064 2007-02-04 Jan Hubicka <jh@suse.cz>
22066 * ipa-inline.c (try_inline): Improve debug output; work on already
22068 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
22069 call try_inline for already inlined edges too when flattening;
22070 inline also functions that make callee growth but overall unit size
22073 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22075 * config/m32c/bitops.md, config/m32c/jump.md,
22076 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
22077 config/m32r/m32r.h, config/m32r/m32r.md,
22078 config/m32r/predicates.md, config/m68hc11/larith.asm,
22079 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
22080 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
22081 config/mips/mips-protos.h, config/mips/mips.c,
22082 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
22083 config/mn10300/mn10300.h, config/mn10300/predicates.md,
22084 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
22085 spelling conventions.
22087 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
22088 Follow spelling conventions.
22090 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
22092 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
22093 warn about C++0x compatibility.
22095 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22097 * config/h8300/h8300.c, config/h8300/h8300.h,
22098 config/h8300/h8300.md: Follow spelling conventions.
22100 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
22102 PR middle-end/30667
22103 * combine.c (try_combine): Do not substitute source operand
22104 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
22106 2007-02-03 Jan Hubicka <jh@suse.cz>
22108 PR gcov-profile/30650
22109 * value-prof.c (stringop_block_profile): Fix handling of size counter;
22110 do not divide by zero for never executed counters.
22111 (tree_find_values_to_profile): Fix counters.
22112 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
22114 2007-02-03 Ian Lance Taylor <iant@google.com>
22116 * lower-subreg.c (simple_move_operand): New static function,
22117 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
22119 (simple_move): Call simple_move_operand.
22120 (find_decomposable_subregs): Add special handling of MEMs.
22121 (can_decompose_p): Rename from cannot_decompose_p. Reverse
22122 meaning of return value. If we see a hard register, test whether
22123 it can store a word_mode value. Change all callers.
22125 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22127 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
22128 ftrapv insns and expanders.
22129 (subdi3): Change define_expand operand 1 to arith11_operand, and
22130 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
22131 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
22132 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
22135 PR middle-end/30174
22136 * varasm.c (notice_global_symbol): Treat global objects as weak when
22137 flag_shlib is true.
22139 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22141 * emit-rtl.c (dconstpi): Delete.
22142 (dconstsqrt2): New.
22143 (init_emit_once): Delete dconstpi and init dconstsqrt2.
22144 * real.h (dconstpi): Delete.
22145 (dconstsqrt2): New.
22146 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
22147 (fold_builtin_hypot): Likewise.
22149 2007-02-03 Tom Tromey <tromey@redhat.com>
22152 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
22153 -gcoff3, -gxcoff3, -gvms3 implies -dD.
22155 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
22157 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
22158 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
22159 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
22160 config/rs6000/cell.md, config/rs6000/darwin.h,
22161 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
22162 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
22163 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
22164 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
22165 typos. Follow spelling conventions.
22166 * doc/invoke.texi: Follow spelling conventions.
22168 2007-02-03 Roger Sayle <roger@eyesopen.com>
22170 * simplify-rtx.c (simplify_relational_operation_1): Implement some
22171 canonicalization transformations that attempt to simplify integer
22172 constant comparisons to become comparisons against zero.
22174 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22176 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
22178 * fold-const.c (fold_binary): Fix comment typos. Fold complex
22179 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
22181 2007-02-02 Mike Stump <mrs@apple.com>
22183 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
22184 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
22185 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
22186 generate a branch island.
22188 2007-02-02 Bob Wilson <bob.wilson@acm.org>
22190 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
22191 (xtensa_legitimate_address_p): New.
22192 (xtensa_legitimize_address): New.
22193 (xtensa_output_addr_const_extra): New.
22194 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
22196 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
22197 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
22198 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
22199 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
22200 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
22201 (xtensa_legitimize_address): New.
22202 (xtensa_output_addr_const_extra): New.
22204 2007-02-02 Steve Ellcey <sje@cup.hp.com>
22206 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
22208 2007-02-02 Ian Lance Taylor <iant@google.com>
22210 * expmed.c (expand_divmod): Add comment.
22212 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
22214 * emit-rtl.c (renumber_insns): Remove.
22215 * flags.h: Remove the extern for flag_renumber_insns.
22216 * rtl.h: Remove the prototype for renumber_insns.
22217 * toplev.c (flag_renumber_insns): Remove.
22219 2007-02-02 Hui-May Chang <hm.chang@apple.com>
22221 Revert for x86 darwin:
22222 2005-06-19 Uros Bizjak <uros@kss-loka.si>
22224 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
22225 code before the following patch under TARGET_MACHO.
22226 (ix86_function_value_regno_p): Likewise.
22228 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22230 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
22233 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22236 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
22237 loads to general or fp registers. Add comments.
22238 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
22240 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
22242 * pointer-set.c (insert_aux): Only return insertion slot.
22243 (pointer_set_insert): Adjust.
22244 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
22245 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
22246 pointer_map_traverse): New.
22247 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
22248 pointer_map_create, pointer_map_destroy, pointer_map_insert,
22249 pointer_map_contains, pointer_map_traverse): Declare.
22251 2007-02-02 Jakub Jelinek <jakub@redhat.com>
22253 PR middle-end/30473
22254 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
22255 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
22257 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22259 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
22261 (struct _dep): New type.
22262 (dep_t): New typedef.
22263 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
22264 (DEP_STATUS): New access macro. The macro with the same name was
22265 renamed to DEP_LINK_STATUS.
22266 (dep_init): Declare function
22268 (struct _dep_link): New type.
22269 (dep_link_t): New typedef.
22270 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
22271 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
22272 (DEP_LINK_STATUS): New macro.
22273 (debug_dep_links): New debug function.
22275 (struct _deps_list): New type.
22276 (deps_list_t): New typedef.
22277 (DEPS_LIST_FIRST): New access macro.
22278 (FOR_EACH_DEP_LINK): New cycle macro.
22279 (create_deps_list, free_deps_list, delete_deps_list): Declare
22281 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
22282 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
22283 (copy_deps_list_change_con): Ditto.
22285 (move_dep_link): Declare function.
22287 (struct _dep_node): New type.
22288 (dep_node_t): New typedef.
22289 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
22291 (struct haifa_insn_data.back_deps): New field to hold backward
22292 dependencies of the insn.
22293 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
22295 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
22296 Change its type to deps_list_t.
22297 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
22298 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
22299 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
22301 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
22303 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
22305 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
22307 (dep_cost): Declare.
22309 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
22310 (ds_to_dk, dk_to_ds): New functions.
22312 (init_dep_1): New static function.
22313 (init_dep): New function.
22314 (copy_dep): New static function.
22316 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
22318 (detach_dep_link): New static function.
22319 (move_dep_link): New function.
22321 (dep_links_consistent_p, dump_dep_links): New static functions.
22322 (debug_dep_links): New debugging function.
22324 (deps_obstack, dl_obstack, dn_obstack): New static variables.
22326 (alloc_deps_list, init_deps_list): New static functions.
22327 (create_deps_list): New function.
22328 (clear_deps_list): New static function.
22329 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
22330 (deps_list_consistent_p, dump_deps_list): New static functions.
22331 (debug_deps_list): New function.
22332 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
22334 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
22336 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
22337 use new scheduler dependencies lists.
22338 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
22339 (sched_analyze): Ditto. Initialize dependencies lists.
22340 (add_forw_dep, compute_forward_dependences): Update to use new
22341 scheduler dependencies lists.
22343 (init_dependency_caches): Init deps_obstack.
22344 (free_dependency_caches): Free deps_obstack.
22346 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
22347 new scheduler dependencies lists.
22348 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
22349 (add_back_forw_dep, delete_back_forw_dep): Ditto.
22351 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
22352 Update to use new scheduler dependencies lists.
22353 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
22354 (debug_dependencies): Ditto.
22355 (schedule_region): Update comments.
22357 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
22358 scheduler dependencies lists.
22359 (schedule_ebb): Update comments.
22361 * rtl.def (DEPS_LIST): Remove.
22363 * lists.c (unused_deps_list): Remove.
22364 (free_list): Update assertions.
22366 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
22367 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
22369 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
22370 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
22372 * haifa-sched.c (comments): Update.
22373 (insn_cost1): Remove. Inline the code into insn_cost ().
22374 (insn_cost): Update to use new scheduler dependencies lists. Move
22375 processing of the dependency cost to dep_cost ().
22376 (dep_cost): New function. Use it instead of insn_cost () when
22377 evaluating cost of the dependency. Use compatible interface to
22378 interact with the target.
22379 (priority): Update to use new scheduler dependencies lists.
22380 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
22381 with greater number of insns that depend on the insn.
22382 (schedule_insn): Update to use new scheduler dependencies lists. Add
22383 code to free backward dependencies lists. Inline and optimize code
22384 from resolve_dep () - see PR28071.
22385 (ok_for_early_queue_removal): Update to use new scheduler dependencies
22386 lists. Update call to targetm.sched.is_costly_dependence hook.
22388 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
22389 scheduler dependencies lists.
22391 (resolve_dep): Remove. Move the logic to schedule_insn ().
22392 (init_h_i_d): Initialize dependencies lists.
22394 (process_insn_depend_be_in_spec): Rename to
22395 process_insn_forw_deps_be_in_spec. Update to use new scheduler
22396 dependencies lists.
22397 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
22398 Update to use new scheduler dependencies lists.
22399 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
22401 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
22402 new scheduler dependencies lists.
22403 (build_intra_loop_deps): Ditto.
22405 * target.h (struct _dep): Declare to use in
22406 gcc_target.sched.is_costly_dependence.
22407 (struct gcc_target.sched.adjust_cost): Fix typo.
22408 (struct gcc_target.sched.is_costly_dependence): Change signature to
22409 use single dep_t parameter instead of an equivalent triad.
22410 (struct gcc_target.sched.adjust_cost_2): Remove.
22412 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
22414 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
22416 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
22418 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
22420 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
22421 (REG_DEP_TRUE): Document.
22423 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
22424 Change signature to correspond to the targetm.sched.adjust_cost hook.
22425 Update use in TARGET_SCHED_ADJUST_COST_2.
22426 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
22427 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
22428 new scheduler dependencies lists.
22429 (ia64_gen_check): Ditto.
22431 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
22432 scheduler dependencies lists.
22434 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
22435 signature to correspond to the targetm.sched.is_costly_dependence hook.
22436 (is_costly_group): Update to use new scheduler dependencies lists.
22438 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
22439 instead of INSN_COST () macro.
22441 2007-02-01 Ian Lance Taylor <iant@google.com>
22443 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
22445 2007-02-01 Guy Martin <gmsoft@gentoo.org>
22447 * pa.md (tp_load): Correct mfctl instruction syntax.
22449 2007-02-01 Geoffrey Keating <geoffk@apple.com>
22451 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
22452 altivec_padding_size calculation on AIX. Improve comment, add
22453 assert to verify that it's right.
22455 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
22458 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
22460 PR inline-asm/28686
22461 * global.c (global_alloc): Add mising initialization of
22464 2007-02-01 Roger Sayle <roger@eyesopen.com>
22466 * alias.c (init_alias_analysis): Correct whitespace.
22467 * bb-reorder.c (fix_edges_for_rarely_executed_code,
22468 partition_hot_cold_basic_blocks): Likewise.
22469 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
22470 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
22471 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
22472 fold_builtin_snprintf_chk, fold_builtin_printf,
22473 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
22474 do_mpfr_arg3, do_mpfr_sincos): Likewise.
22475 * cfgcleanup.c (cleanup_cfg): Likewise.
22476 * cfgexpand.c (tree_expand_cfg): Likewise.
22477 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
22478 * function.c (get_next_funcdef_no): Likewise.
22479 * gengtype.c (main): Likewise.
22480 * genmodes.c (main): Likewise.
22481 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
22482 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
22483 * ifcvt.c (noce_emit_move_insn): Likewise.
22484 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
22486 * stor-layout.c (get_best_mode): Likewise.
22487 * tree-ssa-loop-niter.c (get_val_for): Likewise.
22488 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
22489 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
22490 perform_var_substitution, solve_graph): Likewise.
22491 * tree-vrp.c (vrp_finalize): Likewise.
22493 2007-02-01 Ian Lance Taylor <iant@google.com>
22495 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
22496 high part of a paradoxical subreg, return a constant zero.
22498 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
22500 * toplev.c (lang_dependent_init): Call init_set_costs.
22501 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
22503 2007-02-01 Richard Guenther <rguenther@suse.de>
22505 PR middle-end/30656
22506 * fold-const.c (fold_negate_expr): Allow negating a
22507 constant if overflow does not change.
22509 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22511 * doc/c-tree.texi (Expression trees): Improve markup.
22512 * doc/tm.texi (Register Classes, Addressing Modes)
22513 (Floating Point): Fix spacing after abbreviations. Fix some
22516 2007-02-01 Ben Elliston <bje@au.ibm.com>
22518 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
22519 * doc/contrib.texi: Likewise.
22520 * doc/install.texi: Likewise.
22522 2007-01-31 Richard Henderson <rth@redhat.com>
22523 Ian Lance Taylor <iant@google.com>
22525 * lower-subreg.c: New file.
22526 * rtl.def (CONCATN): Define.
22527 * passes.c (init_optimization_passes): Add pass_lower_subreg and
22528 pass_lower_subreg2.
22529 * emit-rtl.c (update_reg_offset): New static function, broken out
22530 of gen_rtx_REG_offset.
22531 (gen_rtx_REG_offset): Call update_reg_offset.
22532 (gen_reg_rtx_offset): New function.
22533 * regclass.c: Revert patch of 2006-03-05, restoring
22535 (clear_reg_info_regno): New function.
22536 * dwarf2out.c (concatn_loc_descriptor): New static function.
22537 (loc_descriptor): Handle CONCATN.
22538 * common.opt (fsplit_wide_types): New option.
22539 * opts.c (decode_options): Set flag_split_wide_types when
22541 * timevar.def (TV_LOWER_SUBREG): Define.
22542 * rtl.h (gen_reg_rtx_offset): Declare.
22543 (reg_scan_update): Declare.
22544 * regs.h (clear_reg_info_regno): Declare.
22545 * tree-pass.h (pass_lower_subreg): Declare.
22546 (pass_lower_subreg2): Declare.
22547 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
22548 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
22549 -fsplit-wide-types.
22550 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
22551 * Makefile.in (OBJS-common): Add lower-subreg.o.
22552 (lower-subreg.o): New target.
22554 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
22556 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
22558 2007-01-31 Anatoly Sokolov <aesok@post.ru>
22561 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
22563 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22565 PR middle-end/29335
22566 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
22568 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
22570 * cfgloop.h: Include vec-prim.h.
22571 (enum li_flags): Remove LI_ONLY_OLD.
22572 (loop_iterator): Changed.
22573 (fel_next, fel_init): Iterate over loop tree.
22574 (FOR_EACH_LOOP_BREAK): New macro.
22575 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
22577 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
22578 * modulo-sched.c (sms_schedule): Ditto.
22579 * tree-vectorizer.c (vectorize_loops): Ditto.
22580 * doc/loop.texi: Update information on loop numbering and behavior of
22581 FOR_EACH_LOOP wrto new loops.
22582 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
22583 add_to_evolution_1): Test nestedness of loops instead of comparing
22585 * tree-chrec.c (chrec_fold_plus_poly_poly,
22586 chrec_fold_multiply_poly_poly, chrec_evaluate,
22587 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
22588 reset_evolution_in_loop): Ditto.
22589 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
22591 2007-01-31 Dirk Mueller <dmueller@suse.de>
22593 * c-common.c (warn_about_parentheses): Separate warning about
22594 un-parenthized sequence of comparison operators from the one
22595 which is supposed to warn about x <= y <= z.
22597 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
22599 * optabs.h (enum optab_index): Add new OTI_isinf.
22600 (isinf_optab): Define corresponding macro.
22601 * optabs.c (init_optabs): Initialize isinf_optab.
22602 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
22604 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
22605 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
22607 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
22608 expand_builtin_interclass_mathfn.
22609 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
22610 * config/i386/i386.md (UNSPEC_FXAM): New constant.
22611 (fxam<mode>2_i387): New insn pattern.
22612 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
22613 built-in functions as x87 inline asm.
22615 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
22617 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
22619 2007-01-30 Eric Christopher <echristo@apple.com>
22621 * config.gcc: Add geode.
22623 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
22625 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
22626 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
22627 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
22628 value-prof.c: Fix comment typos.
22630 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22633 * doc/invoke.texi (Wpointer-arith): Document warning.
22635 2007-01-30 Janis Johnson <janis187@us.ibm.com>
22637 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
22638 the list of discrepancies from the draft TR.
22640 2007-01-30 Dirk Mueller <dmueller@suse.de>
22643 * doc/invoke.texi (-Wreturn-type): Update description to
22644 match new behavior.
22646 2007-01-30 Richard Sandiford <richard@codesourcery.com>
22648 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
22650 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
22652 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
22653 to handle optabs that operate on floating point input argument and
22654 output to integer output.
22655 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
22656 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
22657 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
22658 expand_builtin_interclass_mathfn ().
22659 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
22660 (ilogbsi2): Remove.
22661 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
22662 ilogbl built-in functions as x87 intrinsics.
22664 2007-01-30 Richard Guenther <rguenther@suse.de>
22666 PR middle-end/27657
22667 * dwarf2out.c (reference_to_unused): Query varpool if the
22668 variable was output.
22670 2007-01-30 Richard Guenther <rguenther@suse.de>
22672 PR middle-end/30313
22673 * passes.c (execute_one_pass): Reset in_gimple_form to not
22674 confuse non-unit-at-a-time mode.
22676 2007-01-29 Roger Sayle <roger@eyesopen.com>
22677 Richard Guenther <rguenther@suse.de>
22679 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
22680 avoid undefined behaviour on overflow. Use force_fit_type_double
22681 to construct the constant with the specified TREE_OVERFLOW.
22683 2007-01-29 Janis Johnson <janis187@us.ibm.com>
22685 * config/dfp-bit.c: Add parameterized support for fp exceptions.
22686 * config/dfp-bit.h: Ditto.
22688 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22690 * c-decl.c (pop_scope): Replace warnings with call to
22691 warn_for_unused_label.
22692 * c-common.h (warn_for_unused_label): Declare.
22693 * c-common.c (warn_for_unused_label): Define.
22695 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22697 * tree-optimize.c (update_inlined_to_pointers): Delete unused
22700 2007-01-29 Janis Johnson <janis187@us.ibm.com>
22702 * Makefile.in (USER_H): Remove decfloat.h.
22703 * ginclude/decfloat.h: Delete, moving contents to ...
22704 * ginclude/float.h: Add support for decimal floating point,
22705 guarded by __STDC_WANT_DEC_FP__.
22707 2007-01-29 Mike Stump <mrs@apple.com>
22709 * doc/gccint.texi (Top): Rename Loop Representation to Loop
22710 Analysis and Representation to resolve case insensitive conflict.
22711 * doc/loop.texi (Loop Analysis and Representation): Likewise.
22713 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
22715 * tree.h (struct tree_memory_tag): Add aliases member.
22716 (MTAG_ALIASES): New macro.
22717 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
22718 (add_may_alias): Remove pointer-set. Update for may_aliases being
22720 (mark_aliases_call_clobbered): Update for may_aliases being a
22722 (compute_tag_properties): Ditto.
22723 (create_partition_for): Ditto.
22724 (compute_memory_partitions): Ditto.
22725 (dump_may_aliases_for): Ditto.
22726 (is_aliased_with): Ditto.
22727 (add_may_alias_for_new_tag): Ditto.
22728 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
22729 (compute_is_aliased): New function.
22730 (compute_may_aliases): Call compute_is_aliased).
22731 (init_alias_info): Initialize alias_bitmap_obstack.
22732 (union_alias_set_into): New function.
22733 (compute_flow_sensitive_aliasing): Use union_aliases_into.
22734 (have_common_aliases_p): Rewrite to take two bitmaps and use
22736 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
22737 Update for bitmaps.
22738 (finalize_ref_all_pointers): Update for add_may_alias changes.
22739 (new_type_alias): Ditto.
22740 * tree-flow-inline.h (may_aliases): Return a bitmap.
22741 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
22742 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
22743 may_aliases being a bitmap.
22744 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
22745 may_aliases now returns a bitmap.
22746 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
22748 * tree-ssa-operands.c (add_virtual_operand): Update for
22749 may_aliases being a bitmap.
22751 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
22753 PR tree-optimization/30630
22754 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
22755 variable as changed.
22757 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
22760 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
22761 expanded only once even if an error occurs.
22763 2007-01-29 Ben Elliston <bje@au.ibm.com>
22765 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
22766 (__gcov_average_profiler): Likewise.
22767 (__gcov_ior_profiler): Likewise.
22768 (__gcov_merge_ior): Likewise.
22770 2007-01-28 Jan Hubicka <jh@suse.cz>
22772 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
22773 * value-prof.c (stringop_block_profile): Likewise.
22775 2007-01-28 Jan Hubicka <jh@suse.cz>
22777 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
22778 Add variant handling histograms; add wrapper.
22779 (clear_storage_via_libcall): Export.
22780 (emit_block_move_hints): Break out from ...; add histograms.
22781 (emit_block_move): ... this one.
22782 (clear_storage_hints): Break out from ...; add histograms.
22783 (clear_storage): ... this one.
22784 (set_storage_via_memset): Handle histogram.
22785 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
22786 (clear_storage_hints, clear_storage_via_libcall): Declare.
22787 (set_storage_via_setmem): Update prototype.
22788 * doc/md.texi (movmem, setmem): Document new arguments.
22790 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
22791 Add new histograms.
22792 (stringop_block_profile): New global function.
22793 (tree_stringops_values_to_profile): Profile block size and alignment.
22794 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
22796 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
22797 (stringop_block_profile): Declare.
22798 * builtins.c: Include value-prof.h.
22799 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
22800 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
22801 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
22802 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
22803 * profile.c (instrument_values): Add new counters.
22804 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
22806 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
22807 (tree_init_edge_profiler): Build new profilers.
22808 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
22809 (pass_tree_profile): Add dump.
22810 (tree_profile_hooks): Update.
22811 * Makefile.in (LIBGCOV): Add new constants.
22812 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
22813 __gcov_ior_profiler): New.
22814 * i386.md (movmem/setmem expanders): Add new optional arguments.
22816 2007-01-28 David Edelsohn <edelsohn@gnu.org>
22818 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
22820 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
22822 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
22823 (tree_unswitch_single_loop): Pass eni_size_weights to
22824 tree_num_loop_insns.
22825 * tree-ssa-loop-manip.c: Include tree-inline.h.
22826 (can_unroll_loop_p): Pass eni_size_weights to
22827 tree_num_loop_insns.
22828 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
22829 Pass eni_size_weights to estimate_num_insns.
22830 * tree.h (init_inline_once): Export.
22831 * toplev.c (backend_init): Call init_inline_once.
22832 * cgraphunit.c (cgraph_process_new_functions,
22833 cgraph_analyze_function): Pass eni_inlining_weights to
22834 estimate_num_insns.
22835 * ipa-inline.c (compute_inline_parameters): Ditto.
22836 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
22837 to estimate_num_insns.
22838 (try_unroll_loop_completely): Pass eni_size_weights to
22839 tree_num_loop_insns.
22840 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
22841 ot estimate_num_insns.
22842 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
22843 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
22844 * tree-inline.c (eni_inlining_weights, eni_size_weights,
22845 eni_time_weights): New variables.
22846 (init_inline_once): Initialize them.
22847 (struct eni_data): Mew.
22848 (estimate_num_insns_1, estimate_num_insns): Use weights.
22849 * tree-inline.h (struct eni_weights_d): New.
22850 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
22851 (estimate_num_insns): Declaration changed.
22852 * cfgloop.h (tree_num_loop_insns): Declaration changed.
22853 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
22854 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
22856 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
22858 * tree-data-ref.c (conflict_fn): Assert that the number of affine
22859 relations in the conflict function is valid.
22861 2007-01-27 Ian Lance Taylor <iant@google.com>
22863 * common.opt: Add fstrict-overflow.
22864 * opts.c (decode_options): Set flag_strict_overflow if -O2.
22865 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
22866 (TYPE_OVERFLOW_UNDEFINED): Define.
22867 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
22869 * tree.h (TYPE_TRAP_SIGNED): Don't define.
22870 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
22871 (fold_negate_expr): Likewise.
22872 (make_range): Likewise.
22873 (extract_muldiv_1): Likewise.
22874 (maybe_canonicalize_comparison): Likewise.
22875 (fold_comparison): Likewise.
22876 (fold_binary): Likewise.
22877 (tree_expr_nonnegative_p): Likewise.
22878 (tree_expr_nonzero_p): Likewise.
22879 * tree-vrp.c (compare_values): Likewise.
22880 (extract_range_from_binary_expr): Likewise.
22881 (extract_range_from_unary_expr): Likewise.
22882 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
22884 (nowrap_type_p): Likewise.
22885 * tree-scalar-evolution.c (simple_iv): Likewise.
22886 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
22887 (build_range_check): Likewise.
22888 (extract_muldiv_1): Likewise.
22889 (fold_comparison): Likewise.
22890 * tree-vrp.c (vrp_int_const_binop): Likewise.
22891 (extract_range_from_unary_expr): Likewise.
22892 * convert.c (convert_to_integer): Likewise.
22893 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
22894 (fold_comparison): Likewise.
22895 (fold_binary): Likewise.
22896 * optabs.c (optab_for_tree_code): Likewise.
22897 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
22898 * simplify-rtx.c (simplify_const_relational_operation): Check
22899 flag_strict_overflow and flag_trapv.
22900 (simplify_const_relational_operation): Likewise.
22901 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
22902 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
22905 2007-01-27 Roger Sayle <roger@eyesopen.com>
22907 * tree.c (tree_fold_gcd): Delete.
22908 * tree.h (tree_fold_gcd): Remove prototype.
22909 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
22910 test whether one constant integer is a multiple of another. Instead
22911 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
22912 * fold-const.c (multiple_of_p): We've determined both TOP and
22913 BOTTOM are integer constants so we can call int_const_binop directly
22914 instead of the more generic const_binop.
22916 2007-01-27 Roger Sayle <roger@eyesopen.com>
22918 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
22919 1*X check that the constant hasn't overflowed, to preserve the
22921 (round_up): Provide an efficient implementation when rouding-up an
22922 INTEGER_CST to a power-of-two.
22924 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22926 * doc/sourcebuild.texi: Add comma for clarity.
22927 * doc/extend.texi: Fix some typos.
22928 * doc/passes.texi: Likewise.
22929 * doc/cppinternals.texi: Likewise.
22930 * doc/c-tree.texi: Likewise.
22931 * doc/tree-ssa.texi: Likewise.
22932 * doc/install.texi: Likewise.
22934 2007-01-27 Jan Hubicka <jh@suse.cz>
22936 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
22937 (pass_sra): Do not require alias information.
22938 * passes.c (init_optimization_passes): Add SRA
22940 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
22942 * tracer.c (rest_of_handle_tracer): We already cleaned
22943 up the CFG in tracer() so don't do it here again.
22944 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
22945 cleanup_cfg here, either. And don't call renumber_insns.
22947 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
22948 and BB_HEAD are in the insn stream here. Instead make sure
22949 that BB_INSN is valid on all insns. Also, do check here that
22950 there are no pending branch predictions...
22951 (rtl_verify_flow_info): ...instead of doing it here. Checks
22952 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
22955 2007-01-26 Roger Sayle <roger@eyesopen.com>
22957 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
22958 function to simplify/factorize operand order canonicalization.
22959 (ix86_fixup_binary_operands): Reorganize using the above function.
22960 (ix86_binary_operator_ok): Likewise.
22962 2007-01-27 Jakub Jelinek <jakub@redhat.com>
22964 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
22965 file scope from optimize_attrs.
22966 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
22968 (optimize_attrs): Clear insn_code_values after freeing it.
22970 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
22972 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
22973 a parts.base assignment.
22975 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
22977 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
22978 (compute_subscript_distance, initialize_data_dependence_relation,
22979 finalize_ddr_dependent, analyze_ziv_subscript,
22980 analyze_siv_subscript_cst_affine,
22981 compute_overlap_steps_for_affine_univar,
22982 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
22983 analyze_siv_subscript, analyze_miv_subscript,
22984 analyze_overlapping_iterations, subscript_dependence_tester_1,
22985 compute_self_dependence, free_dependence_relation): Work
22986 with affine_fn instead of chrecs.
22987 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
22988 common_affine_function, affine_function_base,
22989 affine_function_constant_p, affine_fn_op, affine_fn_plus,
22990 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
22991 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
22992 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
22993 (all_chrecs_equal_p): Removed.
22994 * tree-data-ref.h (affine_fn, conflict_function): New types.
22995 (struct subscript): Change type of conflicting_iterations_in_a
22996 and conflicting_iterations_in_b.
22998 2007-01-26 Steve Ellcey <sje@cup.hp.com>
23001 * config/pa/pa.h (TARGET_HPUX_11): New.
23002 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
23003 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
23005 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
23006 Richard Guenther <rguenther@suse.de>
23008 * tree-ssa-structalias.c (solve_graph): Handle case
23009 we merged the variable to another.
23011 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23013 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
23016 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
23017 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
23019 2007-01-25 DJ Delorie <dj@redhat.com>
23021 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
23022 allow changes to modes which don't fit in those registers.
23024 * reload1.c (choose_reload_regs): Check for invalid subregs before
23025 computing their locations, not after.
23027 2007-01-25 Geoffrey Keating <geoffk@apple.com>
23030 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
23031 save Altivec registers in an eh_return function.
23032 (compute_vrsave_mask): Likewise.
23033 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
23034 for saving Altivec registers.
23035 (rs6000_emit_prologue): Don't allocate stack twice in
23036 eh_return function. Correct expected value of altivec_save_offset
23037 when using save_world. Describe save of R0 to stack when using
23038 save_world. Describe stack pointer adjustment when using
23039 save_world. Remove duplicated eh_return parameter register saving.
23040 Update sp_offset variable after save_world.
23041 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
23043 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
23044 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
23047 2007-01-25 Steve Ellcey <sje@cup.hp.com>
23049 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
23051 2007-01-25 Steve Ellcey <sje@cup.hp.com>
23054 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
23055 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
23057 2007-01-25 Richard Guenther <rguenther@suse.de>
23059 * doc/invoke.texi (-Wcoverage-mismatch): Document.
23060 * common.opt (-Wcoverage-mismatch): New warning option.
23061 * coverage.c (get_coverage_counts): Ignore coverage mismatch
23062 if -Wcoverage-mismatch is given.
23064 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
23066 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
23067 (ipcp_driver): Change to static definition.
23068 Add dumping of the ifunctions.
23069 (constant_val_insert): Remove unused parameter. Support for SSA.
23070 (ipcp_propagate_const): Support for SSA.
23071 (ipcp_profile_bb_print): Print only analyzed nodes.
23072 (ipcp_replace_map_create): Remove support for Fortran constant
23074 * ipa-prop.c (ipa_method_modify_stmt,
23075 ipa_callsite_compute_param): Support for SSA.
23076 * ipa-prop.h (ipcp_driver): Remove declaration.
23077 (IS_VALID_TREE_MAP_INDEX): Add define.
23079 2007-01-24 Geoffrey Keating <geoffk@apple.com>
23081 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
23083 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23085 PR middle-end/30447
23086 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
23087 constant argument to cabs and do it without checking for
23088 -funsafe-math-optimizations.
23090 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
23092 * c-common.h (RID_FIRST_CXX0X): New.
23093 (RID_LAST_CXX0X): New.
23094 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
23096 * c.opt (Wc++0x-compat): New.
23097 * doc/invoke.texi (-Wc++0x-compat): Document.
23099 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23101 * builtins.c (fold_builtin_carg): New.
23102 (fold_builtin_1): Use it.
23104 2007-01-24 Jan Hubicka <jh@suse.cz>
23106 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
23108 * ipa-inline.c (initial_insns, max_insns): Delete.
23109 (compute_max_insns): New function.
23110 (cgraph_decide_inlining_of_small_function): Use it; take minimal
23111 amount of insns as base for code growth.
23112 (cgraph_decide_inlining): Make initial_insns local; do not compute
23114 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
23115 * doc/invoke.texi (inline-unit-growth): Update docs.
23117 2007-01-24 Jakub Jelinek <jakub@redhat.com>
23119 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
23120 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
23121 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
23122 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
23123 for CPUs that have PTA_CX16 set.
23125 PR middle-end/27416
23126 * gimplify.c (omp_check_private): New function.
23127 (gimplify_scan_omp_clauses): Use it for
23128 firstprivate/lastprivate/reduction.
23130 PR middle-end/30494
23131 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
23132 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
23134 PR middle-end/30421
23135 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
23136 If lower_lastprivate_clauses emits some statements, append them
23137 to dlist rather than body_p and to body_p append an initializer.
23138 (lower_omp_for): Adjust caller.
23140 2007-01-24 Steve Ellcey <sje@cup.hp.com>
23142 * target.h (globalize_decl_name): New.
23143 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
23144 * output.h (default_globalize_decl_name): New.
23145 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
23147 (globalize_decl): Ditto.
23148 (default_globalize_decl_name): New.
23149 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
23150 (ia64_handle_version_id_attribute): New.
23151 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
23152 (ia64_asm_output_external): Use globalize_decl_name instead
23153 of globalize_label.
23154 * doc/extend.texi (version_id): New pragma.
23155 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
23157 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23159 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
23160 _uleb128_t and _Unwind_SWord with _sleb128_t.
23161 * unwind-dw2.c (extract_cie_info, execute_stack_op,
23162 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
23164 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
23165 * unwind-pe.h (read_uleb128, read_sleb128,
23166 read_encoded_value_with_base): Likewise.
23167 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
23169 2007-01-24 Richard Guenther <rguenther@suse.de>
23171 * builtins.c (expand_builtin_cexpi): Get the fndecl
23172 for cexp in the correct way.
23174 2007-01-24 Jan Hubicka <jh@suse.cz>
23176 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
23179 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23181 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
23182 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
23183 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
23184 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
23185 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
23186 __SIZEOF_PTRDIFF_T__.
23187 * doc/cpp.texi: Documentation for the new builtin macros added.
23189 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
23191 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
23192 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
23193 instead of operands[2] to avoid access past the end of array.
23195 2007-01-24 Richard Sandiford <richard@codesourcery.com>
23197 * reload1.c (emit_reload_insns): Pass the reload register
23198 for a non-spill output reload through forget_old_reloads_1.
23200 2007-01-23 Joseph Myers <joseph@codesourcery.com>
23202 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23203 _SOFT_DOUBLE if doubles use software floating-point.
23204 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
23205 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
23206 * config/rs6000/darwin-ldouble.c: Also compile functions for
23207 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
23208 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
23209 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
23210 commented-out long double override.
23211 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
23212 * config/rs6000/eabispe.h: Likewise.
23213 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
23214 long double for non-SPE.
23215 (rs6000_handle_option): Likewise.
23216 (invalid_e500_subreg): Disallow more subregs involding DImode,
23217 DFmode, TImode or TFmode.
23218 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
23220 (legitimate_lo_sum_address_p): Also check for TFmode for E500
23222 (rs6000_legitimize_address): Also handle TFmode for E500 double.
23223 (rs6000_legitimize_reload_address): Also handle TFmode for E500
23225 (rs6000_legitimate_address): Also check for TFmode for E500
23227 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
23228 (spe_build_register_parallel): Handle TFmode and TCmode.
23229 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
23231 (function_arg): Handle TFmode and TCmode for E500 double.
23232 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
23234 (print_operand): Handle TFmode and TImode for %y.
23235 (rs6000_generate_compare): Handle TFmode comparisons for E500
23237 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
23238 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
23239 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
23240 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
23241 TFmode for E500 double.
23242 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
23243 (floatsidf2): Enable for E500 double.
23244 (movtf_softfloat): Use rs6000_nonimmediate_operand.
23245 (extenddftf2): Change to extenddftf2_fprs.
23246 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
23247 depending on TARGET_E500_DOUBLE.
23248 (extendsftf2): Enable for E500 double.
23249 (trunctfdf2): Enable for E500 double.
23250 (trunctfsf2): Change to trunctfsf2_fprs.
23251 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
23252 depending on TARGET_E500_DOUBLE.
23253 (floatsitf2): Enable for E500 double.
23254 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
23255 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
23256 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
23257 (negtf2): Change to negtf2_internal.
23258 (negtf2): New expander.
23259 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
23260 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
23261 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
23262 (movdi_internal32): Use rs6000_nonimmediate_operand.
23263 (unnamed splitter): Likewise.
23264 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
23265 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
23266 (SPE64TF, DITI): New mode macros.
23267 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
23270 (frob_<mode>_di_2): New.
23271 (frob_tf_di_8_2): New.
23272 (frob_di_df): Change to frob_di_<mode>; allow more modes.
23274 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
23276 (frob_ti_<mode>_8_2): New.
23277 (frob_ti_tf_2): New.
23278 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
23279 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
23281 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
23282 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
23283 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
23284 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
23285 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
23286 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
23289 2007-01-23 Ian Lance Taylor <iant@google.com>
23291 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
23293 (OBJS-archive): Reformat, alphabetize.
23294 (OBJS): Change out_object_file to OBJS-md.
23296 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
23298 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
23299 JUMP_P and CALL_P predicates where applicable.
23300 * config/i386/i386.c: Ditto.
23301 * config/i386/i386.md: Ditto.
23302 * config/i386/mmx.md: Ditto.
23303 * config/i386/predicates.md: Ditto.
23305 2007-01-22 Andreas Schwab <schwab@suse.de>
23307 * config/m68k/m68k.h: Fix comment.
23309 2007-01-22 Jan Hubicka <jh@suse.cz>
23311 * passes.c (init_optimization_passes): Do not rerun
23312 pass_early_warn_uninitialized.
23314 2007-01-22 Richard Guenther <rguenther@suse.de>
23316 PR tree-optimization/30038
23317 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
23319 (execute_cse_sincos_1): Likewise.
23320 (execute_cse_sincos): Likewise.
23321 (gate_cse_sincos): Likewise.
23322 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
23323 the cexpi() canonicalization of sincos().
23324 * tree-pass.h (pass_cse_sincos): Declare.
23325 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
23327 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
23329 PR rtl-optimization/29329
23330 * combine.c (replaced_rhs_insn): Rename to i2mod.
23331 (replaced_rhs_value): Rename to i2mod_new_rhs.
23332 (i2mod_old_rhs): New global variable.
23333 (combine_instructions): Adjust for above change. Save a copy of
23334 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
23335 note are substituted in the second instruction.
23336 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
23337 ditch the note if it pertains to the second eliminated register
23338 and this register is mentioned in i2mod_old_rhs.
23341 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
23343 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
23344 the insn to which the note was originally attached.
23346 2007-01-21 Jan Hubicka <jh@suse.cz>
23348 * ipa-inline.c (inlining_mode): Comment, move up.
23349 (cgraph_decide_inlining_incrementally): Do not perform inlining
23350 itself; fix handling of flattening of self recursive functions.
23351 (cgraph_find_cycles): Remove.
23352 (cgraph_flatten_node): Remove.
23353 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
23354 (try_inline): New function.
23355 (cgraph_early_inlining): Update call of
23356 cgraph_decide_inlining_incrementally. Apply inlining here.
23357 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
23359 2007-01-21 Dirk Mueller <dmueller@suse.de>
23362 * tree-vrp.c (check_array_bounds): do not warn
23363 about ADDR_EXPR's of ARRAY_REF's which are immediately
23364 used in binary expressions.
23366 2007-01-21 Ira Rosen <irar@il.ibm.com>
23368 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
23369 read_write_dep and macros for its access.
23370 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
23371 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
23372 argument, call vect_check_interleaving for every independent pair of
23373 data-refs. Mark loads that access the same memory location as a store
23375 (vect_check_dependences): Remove.
23376 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
23377 call, fix the call to vect_analyze_data_ref_dependence.
23378 (vect_analyze_data_ref_access): For statements that access the same
23379 data-ref, check that they are not stores; for loads, check that there
23380 is no store that access the same location.
23382 2007-01-20 Roger Sayle <roger@eyesopen.com>
23383 Joseph Myers <joseph@codesourcery.com>
23385 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
23386 (-fdump-rtl-stack): Likewise.
23387 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
23388 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
23389 (-mpt-fixed): Use @minus{} for minus sign.
23390 (Using Precompiled Headers): Fix under/overfull hbox.
23392 2007-01-20 Jan Hubicka <jh@suse.cz>
23394 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
23395 place within annotation.
23397 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23399 * pa.c (output_move_double): Change array size of xoperands to 4.
23401 2007-01-20 Jan Hubicka <jh@suse.cz>
23403 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
23406 2007-01-19 Ian Lance Taylor <iant@google.com>
23408 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
23409 constant to unsigned HOST_WIDE_INT before negating.
23411 2007-01-19 Ian Lance Taylor <iant@google.com>
23413 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
23415 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
23416 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
23417 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
23418 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
23419 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
23420 (realloc_vdef, realloc_vuse): Change second parameter to
23422 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
23423 fields to unsigned.
23424 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
23425 unsigned. Change x and lim locals to unsigned.
23426 (realloc_vdef, realloc_vuse): Change num_elem parameter to
23428 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
23429 (copy_virtual_operands): Change i and n locals to unsigned.
23431 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23433 PR middle-end/29335
23434 * builtins.c (fold_builtin_1): Handle builtin fdim.
23436 2007-01-20 Jan Hubicka <jh@suse.cz>
23438 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
23439 * tree-ssa-structalias.c (compute_points_to_sets): Do call
23440 init_alias_heapvars.
23441 (init_alias_heapvars): Initialize only when not already initialized.
23442 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
23444 2007-01-19 Roger Sayle <roger@eyesopen.com>
23446 * common.opt (fsigned-zeros): New command line option.
23447 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
23448 of flag_unsafe_math_optimizations.
23449 * opts.c (set_fast_math_flags): The -ffast-math command line option
23450 implies -fno-signed-zeros.
23451 (fast_math_flags_set_p): Likewise.
23453 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
23454 the documentation of -ffast-math appropriately. Wrap long lines.
23456 2007-01-19 Steve Ellcey <sje@cup.hp.com>
23458 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
23459 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
23461 2007-01-19 Tomas Bily <tbily@suse.cz>
23463 * cgraphunit.c (cgraph_finalize_function): Updating of pid
23465 (tree_init_ic_make_global_vars): New function
23466 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
23467 (tree_gen_ic_profiler): New function
23468 (tree_gen_ic_func_profiler): New function
23469 (tree_profiling): Added calling of tree_gen_ic_func_profiler
23470 (tree_profile_hooks): Added hook for indirec/virtual calls
23471 * value-prof.c (tree_find_values_to_profile): New case for
23473 (tree_values_to_profile): Call for determining indirect/virtual
23475 (tree_indirect_call_to_profile): New function
23476 (tree_ic_transform): New function
23477 (tree_ic): New function
23478 (find_func_by_pid): New function
23479 (init_pid_map): New function
23480 (tree_value_profile_transformations): Added check for
23481 indirect/virtual call transformation
23482 * value-prof.h (enum hist_type): New counter type for
23483 indirect/virtual calls
23484 (profile_hooks): Added new hook for profiling indirect/virtual
23486 * profile.c (instrument_values): New case for indirect/virtual
23488 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
23489 (GCOV_COUNTER_V_INDIR): New counter type
23490 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
23491 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
23493 * cgraph.c: Definition of cgraph_max_pid
23494 (cgraph_create_node): Default init of pid attribute
23495 * cgraph.h: Declaration of cgraph_max_pid
23496 (struct cgraph_node): Added pid attribute
23497 * libgcov.c (__gcov_indirect_call_profiler): New function
23498 (__gcov_one_value_profiler_body): New function
23499 (__gcov_one_value_profiler): Body was moved to
23500 __gcov_one_value_profiler_body and calls it
23502 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
23504 * doc/gty.texi (Options): Document the mark_hook option to GTY.
23505 * gengtype.c (write_types_data, write_func_for_structure,
23506 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
23507 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
23508 (walk_type, write_func_for_structure): Generate the mark_hook if
23511 2007-01-19 Jan Hubicka <jh@suse.cz>
23513 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
23514 'early' argument take inlining mode argument specifying whether to
23515 inline for size/speeed or all functions; add support for flattening;
23517 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
23519 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23522 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
23523 the name of the declared identifier.
23525 2007-01-19 Dirk Mueller <dmueller@suse.de>
23527 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
23528 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
23529 duplicate evaluation.
23531 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
23533 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
23534 Macroize expander using X87MODEF12 mode macro. Extend operand 1
23535 to XFMode, use acosxf2 and truncate result to requested mode.
23536 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
23537 (asin<mode>2): Similarly, with asin expanders.
23538 (*fscalexf4_i387): Rename from *fscalexf4.
23539 (expNcorexf3): New expander.
23540 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
23541 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
23542 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
23543 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
23544 patterns for SSE math.
23545 (exp10<mode>2): Similarly, with exp10 expanders.
23546 (exp2<mode>2): Similarly, with exp2 expanders.
23547 (expm1<mode>2): Similarly, with expm1 expanders.
23548 (ldexp<mode>3): Similarly, with ldexp expanders.
23549 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
23550 Use gen_truncxf<mode>2_i387_noop to truncate result.
23552 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23554 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
23555 for ColdFire targets.
23557 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
23558 Richard Sandiford <richard@codesourcery.com>
23560 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
23561 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
23562 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
23563 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
23564 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
23565 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
23567 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23569 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
23570 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
23571 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
23572 (*adddi_dilshr32_cf): New pattern.
23573 (adddi3, subdi3): Remove first alternatives.
23575 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23577 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
23578 implemented using move.l, do not use its cc result for floating-point
23581 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23583 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
23584 from accepting 's' constraints if flag_pic.
23586 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23588 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
23589 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
23590 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
23591 condition from TARGET_68881 to TARGET_HARD_FLOAT.
23593 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
23595 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
23596 ColdFire alternatives.
23597 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
23598 * config/m68k/m68k.md (clzsi2): Define for ColdFire
23599 architectures that support ff1 instruction.
23601 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23602 Julian Brown <julian@codesourcery.com>
23604 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
23605 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
23606 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
23609 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23611 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
23613 (output_move_const_into_data_reg, output_move_simode_const): Delete.
23614 * config/m68k/m68k.c (const_method, const_int_cost): Take a
23615 HOST_WIDE_INT instead of an rtx.
23616 (m68k_rtx_costs): Update call accordingly.
23617 (output_move_const_into_data_reg): Likewise. Fix formatting.
23618 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
23620 (output_move_simode_const): Update calls after above changes.
23621 Rework to use automatic variables and predicates like MEM_P.
23622 * config/m68k/m68k.md (pushexthisi_const): Update call to
23625 2007-01-19 Dirk Mueller <dmueller@suse.de>
23627 * tree-ssa-alias.c (perform_var_substitution): Fix typo
23628 in dump_flags test.
23630 2007-01-19 Richard Guenther <rguenther@suse.de>
23632 * builtins.c (expand_builtin_cexpi): Fall back to expanding
23633 via cexp in case sincos is not available.
23635 2007-01-19 Richard Guenther <rguenther@suse.de>
23637 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
23638 * defaults.h (TARGET_HAS_SINCOS): Default to off.
23639 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
23640 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
23641 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
23642 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
23643 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
23644 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
23646 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
23648 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
23650 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
23651 (atan2xf3): Directly generate RTL pattern.
23652 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
23653 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
23654 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
23655 disable patterns for SSE math.
23656 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
23657 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
23658 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
23659 disable patterns for SSE math.
23661 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
23663 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
23665 2007-01-18 Roger Sayle <roger@eyesopen.com>
23667 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
23668 VIEW_CONVERT_EXPR to the same type as it's operand.
23670 2007-01-18 David Edelsohn <edelsohn@gnu.org>
23672 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
23673 configured for long double 128.
23675 2007-01-18 Mike Stump <mrs@apple.com>
23677 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
23680 2007-01-18 Michael Meissner <michael.meissner@amd.com>
23682 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
23685 2007-01-18 Jan Hubicka <jh@suse.cz>
23687 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
23688 greater than NUM_VOP_FREE_BUCKETS.
23690 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
23692 * tree-ssa-structalias.c: Update comments.
23693 (ptabitmap_obstack): Removed.
23694 (pta_obstack): New.
23695 (oldpta_obstack): Ditto.
23696 (stats): Add a few members.
23697 (struct variable_info): Remove node, complex, address_taken, and
23698 indirect_target members. Add oldsolution member.
23699 (new_var_info): Do not initialize removed members.
23700 (constraint_expr_type): Remove INCLUDES.
23701 (constraint_graph): Add size, implicit_preds, rep,
23702 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
23703 (FIRST_REF_NODE): New macro.
23704 (LAST_REF_NODE): Ditto.
23705 (FIRST_ADDR_NODE): Ditto.
23706 (find): New function.
23708 (dump_constraint): Do not handle INCLUDES.
23709 (insert_into_complex): Do not insert duplicate constraints.
23710 (condense_varmap_nodes): Renamed and rewritten into ...
23711 (merge_node_constraints): This. Also fix bug in handling of
23712 offseted copy constraints.
23713 (clear_edges_for_node): No longer need to deal with preds at all,
23714 or removing associated preds/succs.
23715 (merge_graph_nodes): Deal with indirect_cycles.
23716 Don't deal with predecessors.
23717 (add_implicit_graph_edge): New function.
23718 (add_pred_graph_edge): Ditto.
23719 (add_graph_edge): Don't deal with predecessors.
23720 (build_constraint_graph): Removed.
23721 (build_pred_graph): New function.
23722 (build_succ_graph): Ditto.
23723 (struct scc_info): Removed in_component. Added roots, dfs, and
23724 node_mapping. Remove visited_index, unification_queue.
23725 (scc_visit): Deal with union-find we do now.
23726 Deal with cycles with REF nodes.
23727 (collapse_nodes): Renamed and rewritten to ...
23728 (unify_nodes): This.
23729 (process_unification_queue): Removed.
23730 (topo_visit): Cleanup
23731 (do_da_constraint): Use find.
23732 (do_sd_constraint): Ditto.
23733 (do_ds_constraint): Ditto.
23734 (do_complex_constraint): Ditto.
23735 (init_scc_info): Update for removed and added members.
23736 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
23737 (find_indirect_cycles): This.
23738 (equivalence_class): New variable.
23739 (label_visit): New function.
23740 (perform_variable_substitution): Rewritten.
23741 (free_var_substitution_info): New function.
23742 (find_equivalent_node): Ditto.
23743 (move_complex_constraints): Ditto.
23744 (eliminate_indirect_cycles): Ditto.
23745 (solve_graph): Only propagate changed bits.
23746 Use indirect cycle elimination.
23748 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
23749 (tree_id_eq): Renamed to ...
23750 (tree_vi_eq): This. Update for member change
23751 (insert_id_for_tree): Renamed and rewritten to ...
23752 (insert_vi_for_tree): This.
23753 (lookup_id_for_tree): Renamed and rewritten to ...
23754 (lookup_vi_for_tree): This.
23755 (get_id_for_tree): Renamed and rewritten to ...
23756 (get_vi_for_tree): Ditto.
23757 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
23758 (process_constraint): Don't handle INCLUDES.
23759 Remove special ADDRESSOF case.
23760 (find_func_aliases): Rewrite to use vi functions instead of id
23762 (create_function_info_for): Ditto.
23763 (create_variable_info_for): Ditto.
23764 (intra_create_variable_infos): Ditto.
23765 (merge_smts_into): Ditto.
23766 (find_what_p_points_to): Ditto.
23767 (init_base_vars): Ditto.
23768 (init_alias_vars): Ditto.
23769 (remove_preds_and_fake_succs): New function.
23770 (dump_sa_points_to_info): Dump new stats.
23771 (dump_solution_for_var): Use find.
23772 (set_used_smts): Fix formatting.
23773 (compute_points_to_sets): Updated for new functions.
23774 (ipa_pta_execute): Ditto.
23776 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23777 Richard Sandiford <richard@codesourcery.com>
23779 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
23781 * calls.c (expand_call): If the return value is a PARALLEL,
23782 extract its first member.
23783 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
23784 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
23785 use FUNCTION_EXTRA_EPILOGUE.
23786 (m68k_function_value): Return a PARALLEL if the return value
23787 is of a pointer type.
23788 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
23789 (FUNCTION_EXTRA_EPILOGUE): Remove.
23790 * config/m68k/m68k.md (D0_REG): New constant.
23792 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23794 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
23795 output a NOP for empty epilogues.
23797 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23799 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
23800 before function. Extend register save check to include all
23801 registers, not just integer ones.
23803 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23805 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
23806 (m68k_use_return_insn): ...this.
23807 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
23808 * config/m68k/m68k.c (use_return_insn): Rename to...
23809 (m68k_use_return_insn): ...this.
23810 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
23811 of USE_RETURN_INSN.
23813 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23815 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
23816 nearest even, fix denormal rounding overflow.
23818 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23820 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
23821 f%$smove and f%$move.
23822 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
23823 (extendsfdf2_cf): Use fdmove instead of f%&move.
23824 (truncdfsf2_cf): Use fsmove instead of f%$smove.
23825 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
23827 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23829 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
23832 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23834 * real.h (real_format): Add a canonical_nan_lsbs_set field.
23835 (coldfire_single_format): Declare.
23836 (coldfire_double_format): Likewise.
23837 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
23838 of qnan_msb_set to determine the lower bits of a canonical
23840 (encode_ieee_double): Likewise.
23841 (encode_ieee_quad): Likewise.
23842 (ieee_single_format): Initialize canonical_nan_lsbs_set.
23843 (mips_single_format): Likewise.
23844 (ieee_double_format): Likewise.
23845 (mips_double_format): Likewise.
23846 (ieee_extended_motorola_format): Likewise.
23847 (ieee_extended_intel_96_format): Likewise.
23848 (ieee_extended_intel_128_format): Likewise.
23849 (ieee_extended_intel_96_round_53_format): Likewise.
23850 (ibm_extended_format): Likewise.
23851 (mips_extended_format): Likewise.
23852 (ieee_quad_format): Likewise.
23853 (mips_quad_format): Likewise.
23854 (vax_f_format): Likewise.
23855 (vax_d_format): Likewise.
23856 (vax_g_format): Likewise.
23857 (i370_single_format): Likewise.
23858 (i370_double_format): Likewise.
23859 (decimal_single_format): Likewise.
23860 (decimal_double_format): Likewise.
23861 (decimal_quad_format): Likewise.
23862 (c4x_single_format): Likewise.
23863 (c4x_extended_format): Likewise.
23864 (real_internal_format): Likewise.
23865 (coldfire_single_format): New real_format.
23866 (coldfire_double_format): Likewise.
23867 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
23868 canonical_nan_lsbs_set.
23869 (pdp11_d_format): Likewise.
23870 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
23871 if TARGET_COLDFIRE_CPU.
23873 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23875 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
23876 (output_call, m68k_legitimize_call_address): Declare.
23877 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
23878 parenthesees. Add support for a 'W' constraint.
23879 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
23880 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
23881 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
23882 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
23884 (override_options): Initialize them. Do not set flag_no_function_cse
23885 for TARGET_ID_SHARED_LIBRARY.
23886 (m68k_output_pic_call): Delete.
23887 (m68k_legitimize_call_address): New function.
23888 (print_operand): Remove the %o prefix. Handle the %p prefix.
23889 (output_call): New function.
23890 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
23891 target address from the GOT if symbolic jumps are not allowed.
23892 * config/m68k/m68k.md (call, general_operand): Do not set
23893 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
23894 Merge separate flag_pic and !flag_pic define_insns into...
23895 (*call, *call_value): ...these new patterns. Match the address
23896 rather than the containing MEM and require it to be a call_operand.
23897 Use output_call to generate the asm template.
23898 * config/m68k/predicates.md (const_call_operand): New predicate.
23899 (call_operand): Likewise.
23901 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23903 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
23904 (STACK_GROWS_DOWNWARD): Define to 1.
23905 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
23906 comments, emphasizing that these values are only defaults.
23907 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
23908 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
23910 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23912 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
23914 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23915 Richard Sandiford <richard@codesourcery.com>
23917 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
23918 (FP_REGNO_P): New macros.
23919 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
23920 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
23921 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
23922 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
23924 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23926 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23927 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
23929 * config/m68k/t-floatlib: New file, extracting common code from...
23930 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
23931 * config/m68k/t-uclinux: Here.
23932 * config/m68k/fpgnulib.c: Do not compile extendeed precision
23933 routines on ColdFire targets.
23935 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23937 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23938 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
23939 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
23940 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
23941 explicitly set MOTOROLA to 1.
23942 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
23944 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23945 Nathan Sidwell <nathan@codesourcery.com>
23947 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
23948 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
23949 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
23950 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
23951 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
23952 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
23953 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
23954 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
23955 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
23956 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
23957 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
23958 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
23959 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
23960 (DBX_REGISTER_NUMBER): Delete.
23961 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
23962 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
23963 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
23965 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23967 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
23968 * config/flat.h: New file.
23969 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
23970 OBJECT_FORMAT_FLAT.
23971 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
23972 indirect references for -msep-data or -mid-shared-library.
23973 Do not use PC-relative code addresses either.
23974 * config/m68k/m68k.c (override_options): Restrict -fPIC error
23976 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
23977 for shared libraries and crt1.o for executables. Use crti.o and
23979 (ENDFILE_SPEC): Use crtend.o and crtn.o.
23980 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
23981 Do not add -elf2flt or -shared-lib-id options here.
23982 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
23983 Pass -shared-lib-id if -mid-shared-library, taking the library
23984 identifier from -mshared-library-id if given, otherwise
23986 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
23987 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
23988 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
23989 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
23990 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
23991 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
23993 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
23994 jump sequence for ISA A and ISA A+.
23995 (PICJUMP): Likewise.
23997 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23999 * config.gcc (m68k-*-uclinux*): Base the port on the common
24000 and m68k GNU/Linux files rather than on the generic ELF ones.
24001 * config/m68k/uclinux.h (TARGET_VERSION): Override.
24002 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
24004 2007-01-18 Julian Brown <julian@codesourcery.com>
24005 Richard Sandiford <richard@codesourcery.com>
24007 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
24008 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
24009 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
24011 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
24012 80 unconditionally.
24013 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
24015 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24017 * doc/install.texi: Document m68k-uclinuxoldabi.
24018 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
24019 * config/m68k/uclinux-oldabi.h: New file, copied from
24020 config/m68k/uclinux.h.
24022 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
24024 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
24025 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
24026 (m32r_compute_frame_size): Use unsigned for regno.
24027 (m32r_reload_lr): Use gen_frame_mem.
24029 (m32r_output_function_epilogue): Don't output the function epilogue
24031 (m32r_expand_epilogue): New.
24032 (direct_return): Return false if the function has the interrupt
24034 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
24035 * config/m32r/m32r.md (epilogue): New expander.
24036 (return_lr, return_rte): New insns.
24037 (return): Make it expander.
24038 (return_normal): New expander.
24040 2007-01-18 Josh Conner <jconner@apple.com>
24043 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
24044 support for UNLE, UNLT, UNGE, and UNGT.
24046 2007-01-18 Jan Hubicka <jh@suse.cz>
24048 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
24049 * tree-tailcall (add_virtual_phis): Likewise.
24050 (optimize_tail_call): Return TODOs.
24051 (execute_tail_calls): Return TODOs.
24052 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
24053 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
24055 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
24056 Cleanup cfg using TODO.
24057 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
24058 * passes.c (execute_function_todo): When cleanup did something, remove
24060 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
24061 (make_edges): Don't cleanup_cfg.
24063 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
24065 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
24066 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
24067 operate on the top of stack.
24068 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
24069 register handling of instructions that output to the second
24071 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
24072 (move_for_stack_reg): Special-case check for dead destination
24073 stack slot for constant load of 1.0 inside UNSPEC_TAN.
24075 * config/i386/i386.md (UNSPEC_TAN): New constant.
24076 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
24077 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
24078 to correctly model move of constant 1.0 to top stack slot.
24079 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
24080 (unnamed peephole2 pattern): Remove corresponding peephole2
24081 pattern that optimizes tan insn and loading of constant 1.0.
24082 (tanxf2): Use fptanxf4_i387.
24083 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
24084 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
24085 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24086 disable patterns for SSE math.
24087 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
24088 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
24090 2007-01-18 Dirk Mueller <dmueller@suse.de>
24091 Richard Guenther <rguenther@suse.de>
24094 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
24095 * common.opt (Warray-bounds): Add new warning option.
24096 * c-opts.c (c_common_handle_option): Define -Warray-bounds
24098 * Makefile.in: make tree-vrp.o depend on toplev.h
24099 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
24101 (check_array_refs, check_array_bounds, check_array_ref): New.
24103 2007-01-18 Jan Hubicka <jh@suse.cz>
24105 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
24106 (execute_ssa_ccp): Return flags conditionally.
24107 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
24109 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
24111 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
24113 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
24114 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
24116 * Makefile.c (GTFILES): Add cfglayout.h.
24117 * gengtype.c (open_base_files): Likewise.
24118 * cfglayout.c (cfg_layout_function_footer,
24119 cfg_layout_function_header) Reindent to make gengtype happy.
24120 * cfglayout.h (cfg_layout_function_footer,
24121 cfg_layout_function_header): Add GTY(()) marker.
24123 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
24125 2007-01-18 Ben Elliston <bje@au.ibm.com>
24127 * genautomata.c (write_automata): Include xstrerror output in the
24128 error message if writing the DFA description file fails.
24130 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
24132 * config/mips/mips-protos.h (mips_output_external): Make it
24134 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
24135 * config/mips/mips.c (irix_output_external_libcall): Likewise.
24136 (extern_list): Likewise.
24137 (extern_head): Likewise.
24138 (TARGET_ASM_FILE_END): Likewise.
24139 (mips_file_end): Likewise.
24140 (mips_output_external): Rewritten.
24142 2007-01-18 Ben Elliston <bje@au.ibm.com>
24144 * genpreds.c (write_insn_preds_c): Only write out the function
24145 body for regclass_for_constraint if we have register constraints.
24147 2007-01-17 Tom Tromey <tromey@redhat.com>
24149 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
24150 * doc/install.texi (Testing): Use sourceware.org.
24151 (Binaries): Likewise.
24152 (Specific): Likewise.
24153 * doc/contrib.texi (Contributors): Use sourceware.org.
24155 2007-01-17 Anatoly Sokolov <aesok@post.ru>
24157 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
24158 (AVR_ENHANCED): Rename to ...
24159 (AVR_HAVE_MUL): ... new.
24160 (avr_enhanced_p): Rename to ...
24161 (avr_have_mul_p): ... new.
24162 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
24163 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
24164 * config/avr/avr.c (avr_enhanced_p): Rename to ...
24165 (avr_have_mul_p): ... new.
24166 (base_arch_s): Rename 'enhanced' to 'have_mul'.
24167 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
24168 'avr_enhanced_p' and 'enhanced'.
24169 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
24170 AVR_HAVE_MUL instead of AVR_ENHANCED.
24171 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
24172 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
24173 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
24174 instead of AVR_ENHANCED.
24175 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
24176 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
24177 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
24179 2007-01-17 Ian Lance Taylor <iant@google.com>
24181 * vec.h (VEC_reserve_exact): Define.
24182 (vec_gc_p_reserve_exact): Declare.
24183 (vec_gc_o_reserve_exact): Declare.
24184 (vec_heap_p_reserve_exact): Declare.
24185 (vec_heap_o_reserve_exact): Declare.
24186 (VEC_OP (T,A,reserve_exact)): New static inline function, three
24188 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
24189 negative parameter.
24190 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
24191 (VEC_OP (T,A,copy)) [all versions]: Likewise.
24192 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
24193 * vec.c (calculate_allocation): Add exact parameter. Change all
24195 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
24196 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
24197 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
24198 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
24199 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
24200 (vec_heap_p_reserve_exact): New function.
24201 (vec_heap_o_reserve_exact): New function.
24203 2007-01-17 Jan Hubicka <jh@suse.cz>
24205 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
24207 2007-01-17 Eric Christopher <echristo@apple.com>
24209 * config.gcc: Support core2 processor.
24211 2007-01-16 Jan Hubicka <jh@suse.cz>
24213 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
24214 the names, just unlink the chain so we don't crash on dangling
24218 2007-01-16 Jan Hubicka <jh@suse.cz>
24220 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
24221 * tree-pass.h: Reorder to make IPA passes appear toegher.
24222 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
24224 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
24225 parameters, do not call early inliner.
24226 * ipa-inline.c: Update comments. Include tree-flow.h
24227 (cgraph_decide_inlining): Do not compute inlining parameters.
24228 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
24229 be called with function context set up.
24230 (pass_ipa_inline): Remove unreachable functions before pass.
24231 (cgraph_early_inlining): Simplify assuming to be called from the
24233 (pass_early_inline): New pass.
24234 (cgraph_gate_ipa_early_inlining): New gate.
24235 (pass_ipa_early_inline): Turn into simple wrapper.
24236 (compute_inline_parameters): New function.
24237 (gate_inline_passes): New gate.
24238 (pass_inline_parameters): New pass.
24239 (apply_inline): Move here from tree-optimize.c
24240 (pass_apply_inline): New pass.
24241 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
24243 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
24244 doing them by hand.
24245 (tree_function_versioning): Do not allocate dummy struct function.
24246 * tree-inline.h (optimize_inline_calls): Update prototype.
24247 * tree-optimize.c (execute_fixup_cfg): Export.
24248 (pass_fixup_cfg): Remove
24249 (tree_rest_of_compilation): Do not apply inlines.
24250 * tree-flow.h (execute_fixup_cfg): Declare.
24251 * Makefile.in (gt-passes.c): New.
24252 * passes.c: Include gt-passes.h
24253 (init_optimization_passes): New passes.
24254 (nnodes, order): New static vars.
24255 (do_per_function_toporder): New function.
24256 (execute_one_pass): Dump current pass here.
24257 (execute_ipa_pass_list): Don't dump current pass here.
24259 2007-01-16 Janis Johnson <janis187@us.ibm.com>
24261 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
24262 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
24264 2007-01-16 David Edelsohn <edelsohn@gnu.org>
24266 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
24267 (strong_alias): Define.
24268 (__gcc_qmul): Provide non-FMA for soft-float.
24269 (__gcc_qdiv): Same.
24274 (__gcc_qunord): New.
24284 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
24285 soft-float functions.
24286 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
24287 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
24288 about long double soft float.
24290 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
24291 Tehila Meyzels <tehila@il.ibm.com>
24293 * tree-vectorizer.h (is_pattern_stmt_p): New.
24294 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
24295 formatting (tabs instead of spaces). Cleanup and clarify setting
24296 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
24297 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
24298 (vectorizable_type_demotion): Check that types are integral.
24299 (vectorizable_type_promotion): Likewise.
24300 (vectorizable_store): Fix typo. Eliminate new-line at end of
24303 2007-01-16 Jan Hubicka <jh@suse.cz>
24305 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
24308 2007-01-15 Eric Christopher <echristo@apple.com>
24310 * ifcvt.c: Include vec.h, vecprim.h.
24311 (check_cond_move_block): New argument regs.
24312 Reorganize. Add registers used to regs.
24313 (cond_move_process_if_block): Use regs set above as
24316 2007-01-15 Eric Christopher <echristo@apple.com>
24318 * config/darwin.h: Update copyright.
24319 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
24320 (LINK_COMMAND_SPEC): Add -u.
24321 (LINK_SPEC): Fix umbrella for above.
24323 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
24325 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
24328 2007-01-15 Tom Tromey <tromey@redhat.com>
24330 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
24331 * doc/install.texi (Testing): Don't mention jacks.
24332 (Configuration): Document --enable-java-maintainer-mode. Move
24333 --with-java-home to libgcj-specific section. Document
24335 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
24337 2007-01-15 Jan Hubicka <jh@suse.cz>
24339 * tree-ssa-dce.c (DCE_TODOs): New.
24340 (propagate_necessity): Return if something changed.
24341 (eliminate_unnecessary_stmts): Likewise.
24342 (perform_tree_ssa_dce): Return TODO flags when needed.
24343 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
24345 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
24347 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
24348 (fyl2x_extend<mode>xf3_i387): New insn pattern.
24349 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
24350 patterns using X87MODEF12 mode macro. Extend operand 1
24351 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
24352 (log10<mode>2): Ditto.
24353 (log2<mode>2): Ditto.
24354 (log1p<mode>2): Ditto.
24355 (logb<mode>2): Ditto.
24356 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
24357 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
24358 (*fxtractxf3_i387): Rename from *fxtractxf3.
24359 (fxtract_extend<mode>xf3_i387): New insn pattern.
24360 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
24361 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
24362 and gen_fyl2xxf3_i387().
24364 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
24366 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
24367 * cfgloopmanip.c (fix_loop_placement): Made static. Use
24368 get_loop_exit_edges. Changed return type to bool.
24369 * cfgloop.h (fix_loop_placement): Declaration removed.
24371 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
24373 * param.h (MIN_VECT_LOOP_BOUND): New.
24374 * params.def (MIN_VECT_LOOP_BOUND): New.
24375 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
24376 argument - minimum threshold for number of iterations.
24377 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
24378 argument to declaration.
24379 * tree-vect-analyze.c (vect_analyze_operations): Check value of
24380 MIN_VECT_LOOP_BOUND.
24381 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
24382 slpeel_tree_peel_loop_to_edge with additional argument.
24383 (vect_do_peeling_for_alignment): Likewise.
24384 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
24386 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
24389 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
24390 operands of size 1.
24392 2007-01-14 Jan Hubicka <jh@suse.cz>
24394 * tree-dfa.c (remove_referenced_var): New function.
24395 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
24396 prune referenced vars list too.
24397 * tree-flow.h (remove_referenced_var): Declare.
24399 2007-01-14 Jan Hubicka <jh@suse.cz>
24401 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
24403 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
24404 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
24405 * except.h (verify_eh_throw_table_statements): Kill prototype.
24406 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
24407 into call exrepssions.
24408 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
24410 * tree-cfg.c: Include pointer-set.h.
24411 (verify_node_sharing): Work on pointer set.
24412 (verify_eh_throw_stmt_node): New.
24413 (verify_stmts): Use pointers sets, verify throw_stmt.
24415 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
24417 * ipa-reference.c (analyze_function): Consider also addresses taken
24420 2007-01-12 Roger Sayle <roger@eyesopen.com>
24422 * c-typeck.c (null_pointer_constant_p): Replace use of
24423 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24424 (build_c_cast): Likewise.
24426 2007-01-12 Roger Sayle <roger@eyesopen.com>
24428 * tree.h (force_fit_type_double): Remove unused final argument.
24429 * c-common.c (constant_expression_warning): Replace use of
24430 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24431 (convert_and_check): Likewise.
24432 (shorten_compare): Update call to force_fit_type_double.
24433 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
24434 * convert.c (convert_to_pointer): Update call to
24435 force_fit_type_double.
24436 * fold-const.c (force_fit_type_double): Remove overflowed_const
24438 (int_const_binop, fold_convert_const_int_from_int,
24439 fold_convert_const_int_from_real, fold_div_compare,
24440 fold_sign_changed_comparison, fold_unary, fold_negate_const,
24441 fold_abs_const, fold_not_const): Remove the final argument from
24442 calls to force_fit_type_double.
24444 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
24446 * configure.ac: Set insn to "nop" for spu-*-* also.
24447 * configure: Regenerate.
24449 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
24451 * builtins.def : Add BUILT_IN_FREE.
24453 2007-01-12 Jan Hubicka <jh@suse.cz>
24455 PR tree-optimization/30443
24456 * tree-inline.c (tree_function_versioning): Do not optimize when
24457 cloning for inlining.
24459 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
24461 * doc/loop.texi: Document recording of loop exits.
24462 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
24463 (update_single_exits_after_duplication,
24464 update_single_exit_for_duplicated_loop,
24465 update_single_exit_for_duplicated_loops): Removed.
24466 (duplicate_loop_to_header_edge): Do not call
24467 update_single_exits_after_duplication and
24468 update_single_exit_for_duplicated_loops.
24469 (loop_version): Do not update single_exit information.
24470 (fix_loop_structure): Use record_loop_exits instead of
24471 mark_single_exit_loops.
24472 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
24473 the lists of loop exits.
24474 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
24475 split_edge, merge_blocks): Update the lists of loop exits.
24476 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
24477 loop_optimizer_init.
24478 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
24479 of mark_single_exit_loops.
24480 (loop_optimizer_finalize): Call release_recorded_exits.
24481 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
24482 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
24483 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
24484 update single exit information.
24485 * lambda-code.c (perfect_nestify): Ditto.
24486 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
24487 (mark_single_exit_loops): Removed.
24488 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
24489 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
24490 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
24492 (get_loop_exit_edges, single_exit): Use recorded exit lists.
24493 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
24494 (verify_loop_structure): Verify consistency of the exit lists.
24495 (flow_loops_find): Use alloc_loop. Initialize exits hash.
24496 (set_single_exit): Removed.
24497 * cfgloop.h (struct loop_exit): New function.
24498 (struct loop): single_exit_ field replaced by exits field.
24499 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
24500 LOOPS_HAVE_RECORDED_EXITS.
24501 (struct loops): Added exits hash.
24502 (mark_single_exit_loops, set_single_exit): Declaration removed.
24503 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
24505 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24507 * doc/invoke.texi: Avoid use of @headitem.
24509 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24511 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
24513 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24515 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
24518 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
24519 Richard Sandiford <richard@codesourcery.com>
24521 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
24522 * config/m68k/m68k.opt: Resort options.
24523 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
24525 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
24526 Richard Sandiford <richard@codesourcery.com>
24528 * doc/invoke.texi: Document the macros that are defined by
24529 m68k's -mtune and -mhard-float options.
24530 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
24531 (m68k_cpp_cpu_family): Likewise.
24532 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
24533 of __ucfv*__ macros. Define __mcffpu__ if generating code for
24534 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
24535 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
24536 (m68k_cpp_cpu_family): Likewise.
24538 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24540 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
24541 macros besides mc68000 as tuning macros. Use a switch statement
24542 to set them and mcpu32.
24544 2007-01-12 Julian Brown <julian@codesourcery.com>
24546 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
24547 (TARGET_68040_ONLY): Rename to...
24548 (TARGET_68040): ...this.
24549 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
24550 * config/m68k/m68k.md: Likewise.
24552 2007-01-12 Julian Brown <julian@codesourcery.com>
24553 Nathan Sidwell <nathan@codesourcery.com>
24554 Richard Sandiford <richard@codesourcery.com>
24556 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
24557 the -mcpu= argument associated with the --with-cpu setting.
24558 Define M68K_DEFAULT_TUNE to the default -mtune= option,
24559 if different from the one implied by the -mcpu setting.
24560 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
24561 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
24562 * doc/invoke.texi: Mention ColdFire in the introduction to the
24563 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
24564 -mno-div and -mhard-float options. Make -m68881 a synonym for
24565 -mhard-float. Document the previously-undocumented -m5206e,
24566 -m528x, -m5307 and -m5407 options. Tweak the existing option
24567 documentation for consistency.
24568 * doc/install.texi: Mention new --with-cpu arguments.
24569 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
24570 default CPU if neither -mcpu nor -march are specified.
24571 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
24572 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
24573 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
24574 using m68k_tune to decide between families that implement the
24575 same ISA. Use m68k_tune to set __mcfv4e__.
24576 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
24577 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
24578 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
24579 (FL_ISA_C, FL_ISA_MMU): New macros.
24580 (MASK_COLDFIRE): Delete.
24581 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
24582 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
24583 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
24584 (TARGET_HARD_FLOAT): Do not define here.
24585 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
24586 (TUNE_68000): New macro.
24587 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
24588 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
24589 (TUNE_CFV2): Redefine in terms of m68k_tune.
24590 (uarch_type, target_device, fpu_type): New enums.
24591 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
24592 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
24593 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
24594 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
24595 (FL_FOR_isa_c): New macros.
24596 (m68k_isa): New enum.
24597 (m68k_target_selection): New structure.
24598 (all_devices, all_isas, all_microarchs): New tables.
24599 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
24600 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
24601 (MASK_ALL_CPU_BITS): Delete.
24602 (m68k_find_selection): New function.
24603 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
24604 Map the legacy target options to a combination of the new ones.
24605 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
24606 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
24607 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
24609 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
24610 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
24612 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
24613 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
24614 * config/m68k/m68k-devices.def: New file.
24616 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24617 Nathan Sidwell <nathan@codesourcery.com>
24619 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
24620 (SUBTARGET_EXTRA_SPECS): New macros.
24621 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
24622 use %(asm_cpu_spec) instead.
24623 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
24624 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
24625 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
24626 (EXTRA_SPECS): Rename to...
24627 (SUBTARGET_EXTRA_SPECS): ...this.
24629 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
24630 Richard Sandiford <richard@codesourcery.com>
24631 Julian Brown <julian@codesourcery.com>
24633 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24634 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
24635 to the configuration's default CPU.
24636 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
24637 Remove default masks.
24638 (m680[012]0-*-*): Set the default with_cpu to the first part of
24640 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
24641 (m68k*-*-linux): Extend the --with-cpu handling to...
24642 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
24643 and m68010. Don't set target_cpu_default2.
24644 * doc/install.texi: Document --with-cpu for m68k.
24645 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
24646 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
24647 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
24648 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
24649 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
24650 (ASM_SPEC): Remove use of %(asm_cpu_default).
24651 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
24652 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
24653 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
24654 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
24655 __HAVE_FPU__ if TARGET_HARD_FLOAT.
24656 (TARGET_DEFAULT): Delete.
24657 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
24658 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
24659 (CPP_CPU_SPEC): Delete.
24660 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
24661 the appropriate string.
24662 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
24663 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
24664 (ASM_SPEC): Don't use %(asm_default_spec).
24665 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
24666 TARGET_DEFAULT and add MASK_68881.
24667 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
24669 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24671 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
24672 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
24673 MASK_68010 alongside MASK_68020.
24674 * doc/invoke.texi: Document -m68010.
24675 * config/m68k/m68k.opt (m68010): New.
24676 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
24678 (TUNE_68010): New macro.
24679 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
24680 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
24681 (M68K_CPU_m68332): Add MASK_68010.
24682 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
24683 fallback definition.
24684 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
24686 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
24687 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
24688 to all entries that use MASK_68020.
24689 (output_move_simode_const, output_move_himode, output_move_qimode)
24690 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
24691 instead of TARGET_68020 to select clr behavior. Remove comment
24692 about there being no TARGET_68010.
24693 * config/m68k/m68k.md: Likewise throughout.
24695 2007-01-12 Julian Brown <julian@codesourcery.com>
24697 * config/m68k/m68k.h (TARGET_ISAB): New macro.
24698 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
24699 * config/m68k/m68k.md: Likewise.
24701 2007-01-12 Julian Brown <julian@codesourcery.com>
24703 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
24704 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
24706 2007-01-12 Julian Brown <julian@codesourcery.com>
24708 * config/m68k/m68k.h (TUNE_68040_60): New macro.
24709 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
24710 * config/m68k/m68k.md: Likewise.
24712 2007-01-12 Julian Brown <julian@codesourcery.com>
24713 Richard Sandiford <richard@codesourcery.com>
24715 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
24716 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
24717 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
24719 (TARGET_CPU32): Rename to...
24720 (TUNE_CPU32): ...this.
24721 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
24722 (TUNE_CFV2): New macros.
24723 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
24724 remove conditions that are implied by TARGET_68020.
24725 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
24726 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
24727 (m68k_output_function_epilogue): Likewise.
24728 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
24729 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
24730 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
24731 non-68000 timings. Refactor multiplication and division costs.
24732 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
24733 TUNE_CPU32 instead of TARGET_CPU32.
24734 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
24735 and TUNE_68060 instead of TARGET_68060.
24736 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
24737 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
24739 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
24740 && !TARGET_COLDFIRE" to choose between moveq and clr.
24741 Likewise in the unnamed movsf pattern.
24742 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
24743 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
24746 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24748 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
24749 of tabbing before backslashes.
24751 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24753 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
24754 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
24755 (ASM_OUTPUT_INTERNAL_LABEL): Define.
24757 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
24759 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
24760 find_interesting_uses_cond.
24761 (find_interesting_uses_cond): Use extract_cond_operands.
24762 (rewrite_use_compare): Use extract_cond_operands and
24763 force_gimple_operand_bsi. Do not call update_stmt.
24764 (determine_use_iv_cost_condition): Use extract_cond_operands.
24765 Return cheaper of using original bound and changing the exit bound.
24767 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
24769 PR tree-optimization/29516
24770 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
24771 most_expensive_mult_to_index, addr_to_parts,
24772 create_mem_ref, maybe_fold_tmr): Make the type of
24773 fields of TARGET_MEM_REF sizetype.
24774 (move_fixed_address_to_symbol, move_pointer_to_base):
24776 * tree.def (TARGET_MEM_REF): Add comment on types of
24779 2007-01-11 Joseph Myers <joseph@codesourcery.com>
24781 * c-common.c (vector_types_convertible_p): Treat opaque types as
24782 always convertible if they have the same size, but not otherwise.
24784 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
24786 * ifcvt.c (struct noce_if_info): Add comments to the fields.
24787 Remove the b_unconditional field.
24788 (noce_try_sign_mask): Do not look at b_unconditional.
24789 (noce_process_if_block): Do not use merge_if_blocks. Update
24790 the CFG here. Do not set b_unconditional.
24791 (cond_move_process_if_block): Likewise.
24792 (find_cond_trap): Likewise.
24793 (check_cond_move_block): Require simple jump insns at the end
24794 of the basic block.
24796 2007-01-11 Jan Hubicka <jh@suse.cz>
24798 PR tree-optimization/1046
24799 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
24800 when alias info is not ready.
24801 (pass_tail_recursion): Do not require aliasing.
24802 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
24803 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
24804 * tree-ssa-copy.c (pass_copy_prop): Likewise.
24805 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
24806 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
24807 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
24808 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
24810 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
24811 When aliasing is not build, mark statement as volatile.
24813 2007-01-11 Tom Tromey <tromey@redhat.com>
24815 PR preprocessor/15185, PR preprocessor/20989:
24816 * doc/cppopts.texi <-MT>: Update description of algorithm for
24817 computing default target.
24818 <-M, -MD>: Reword "basename" text.
24820 2007-01-11 Roger Sayle <roger@eyesopen.com>
24822 * builtins.c (expand_builtin_pow, expand_builtin_powi,
24823 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
24824 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
24825 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
24826 fold_builtin_bswap, real_constp, fold_builtin_pow,
24827 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
24828 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
24829 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24830 * convert.c (convert_to_pointer): Likewise.
24831 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
24832 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
24833 const_binop, fold_convert_const_int_from_int,
24834 fold_convert_const_int_from_real,
24835 fold_convert_const_real_from_real, sign_bit_p,
24836 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
24837 fold_sign_changed_comparison, fold_unary, fold_comparison,
24838 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
24839 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
24840 * print-tree.c (print_node_brief, print_node): Likewise.
24841 * stor-layout.c (place_field, layout_type): Likewise.
24842 * tree-chrec.c (keep_cast): Likewise.
24843 * tree.c (build_vector, build_real, build_real_from_int_cst,
24844 build_complex): Likewise.
24846 2007-01-11 Roger Sayle <roger@eyesopen.com>
24848 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
24849 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
24851 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
24853 * configure.ac (strict1_warn): Rename to strict_warn.
24854 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
24855 cc_set_by_configure, quoted_cc_set_by_configure,
24856 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
24857 all_boot_languages, all_stagestuff): Remove.
24858 (target_list): Remove bootstrap targets.
24859 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
24860 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
24861 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
24862 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
24863 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
24864 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
24865 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
24866 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
24867 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
24868 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
24869 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
24870 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
24871 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
24872 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
24873 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
24874 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
24875 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
24876 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
24877 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
24878 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
24879 (mostlyclean): Adjust.
24880 (clean, distclean): Don't mention bootstrap stuff.
24881 * configure: Regenerate.
24882 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
24883 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
24884 treelang/config-lang.in (stagestuff): Remove.
24885 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
24886 stageprofile, stagefeedback, stagestuff): Remove mention.
24888 2007-01-11 Nick Clifton <nickc@redhat.com>
24890 * config/mcore/predicates.md (mcore_general_movesrc_operand):
24892 (mcore_general_movdst_operand): Do not accept CONST_INTs.
24893 (mcore_arith_K_S_operand): Run the test for the S constraint not
24894 the test for the M constraint.
24895 (mcore_addsub_operand): Do not accept integer values that are
24896 larger than 32 bits.
24897 * config/mcore/mcore.md: Remove unused constraints from split.
24898 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
24899 (addsi3): Likewise.
24900 (allocate_stack): Likewise.
24901 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
24902 operands to 32 bits.
24903 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
24905 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
24906 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
24907 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
24908 mcore_output_bclri, mcore_output_andn, output_inline_const,
24909 mcore_output_move, mcore_output_movedouble): Likewise.
24910 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
24911 (output_inline_const): Likewise.
24912 (output_inline_const): Fix format strings used in sprintf
24914 * config/mcore/mcore-protos.h: Update prototypes for changed
24915 functions in mcore.c.
24916 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
24917 HOST_WIDE_INT and not int.
24918 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
24919 CONST_OK_FOR_N): Likewise.
24920 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
24921 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
24924 2007-01-10 Jan Hubicka <jh@suse.cz>
24926 * tree-vrp.c (remove_range_assertions): Release defs.
24927 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
24928 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
24930 2007-01-10 Paul Brook <paul@codesourcery.com>
24932 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
24933 * config/arm/arm.md (mulsi3subsi): New insn.
24935 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
24937 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
24938 (tree_transform_and_unroll_loop): New.
24939 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
24942 2007-01-10 Robert Kennedy <jimbob@google.com>
24944 * fold-const.c (fold_comparison): Fold comparisons like (x *
24945 1000 < 0) to (x < 0).
24947 2007-01-10 Ian Lance Taylor <iant@google.com>
24949 * tree-pretty-print.c (dump_generic_node): Print parentheses when
24950 operands have the same priority.
24952 2007-01-10 Tom Tromey <tromey@redhat.com>
24954 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
24955 (fold_binary): Likewise.
24956 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
24957 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
24958 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
24959 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
24960 * langhooks.h (struct lang_hooks): Removed field
24961 'can_use_bit_fields_p'.
24963 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
24965 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
24967 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
24969 * function.c (get_last_funcdef_no): New function.
24970 * function.h (get_last_funcdef_no): Declare.
24971 * tree-inline.c (initialize_cfun): Add initialization.
24972 (tree_function_versioning): Cleanup.
24974 2007-01-10 Jan Hubicka <jh@suse.cz>
24976 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
24979 2007-01-10 Sa Liu <saliu@de.ibm.com>
24980 Ben Elliston <bje@au.ibm.com>
24982 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
24983 for SAVE_NONLOCAL and Pmode for any other save level.
24984 * spu-protos.h (spu_restore_stack_block): Declare.
24985 * spu.md (save_stack_block): Remove.
24986 (restore_stack_block): Call spu_restore_stack_block.
24987 * spu.c (spu_restore_stack_block): New function.
24988 (spu_expand_epilogue): Remove old comment.
24990 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
24992 PR tree-optimization/30322
24993 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
24994 (cand_value_at): Return the value as aff_tree.
24995 (may_eliminate_iv): Convert the bound from aff_tree to tree.
24996 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
24997 aff_combination_mult): New functions.
24998 (aff_combination_add): Use aff_combination_add_cst.
24999 (aff_combination_convert): Allow conversions to a wider type.
25000 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
25001 * tree-affine.h (aff_combination_mult): Declare.
25003 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
25005 * doc/tm.texi: Update documentation to reflect reality of exec
25006 and start file search behaviours. Update copyright year.
25007 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
25008 header file directories.
25010 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
25012 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
25013 (*cosxf2): Rename to cosxf2_i387.
25014 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
25015 using X87MODEF12 mode macro. Rename patterns to
25016 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
25018 (*cosdf2, *cossf2): Ditto.
25019 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
25020 to match extended input operands.
25021 (sincos<mode>3): New expander.
25022 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
25023 insn patterns and corresponding splitters.
25025 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
25027 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
25028 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
25030 2007-01-09 Nicolas Pitre <nico@cam.org>
25033 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
25035 2007-01-08 Geoffrey Keating <geoffk@apple.com>
25037 * target.h (struct gcc_target): New field library_rtti_comdat.
25038 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
25039 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
25040 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
25041 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
25043 2007-01-08 Geoffrey Keating <geoffk@apple.com>
25045 * doc/invoke.texi (Optimize Options): Correct description of -O0.
25047 2007-01-08 Richard Guenther <rguenther@suse.de>
25049 * tree.h (force_fit_type_double): Export.
25050 (force_fit_type): Remove.
25051 * fold-const.c (force_fit_type_double): New function.
25052 (force_fit_type): Remove.
25053 (int_const_binop): Use it.
25054 (fold_convert_const_int_from_int): Likewise.
25055 (fold_convert_const_int_from_real): Likewise.
25056 (fold_div_compare): Likewise.
25057 (fold_sign_changed_comparison): Likewise.
25058 (fold_unary): Likewise.
25059 (fold_negate_const): Likewise.
25060 (fold_abs_const): Likewise.
25061 (fold_not_const): Likewise.
25062 * c-common.c (shorten_compare): Use force_fit_type_double.
25063 * convert.c (convert_to_pointer): Likewise.
25065 2007-01-08 Richard Guenther <rguenther@suse.de>
25067 * tree.h (build_int_cst_wide_type): Export.
25068 * tree.c (build_int_cst_wide_type): New function.
25069 (build_int_cst_wide): Fix comment.
25070 * builtins.c (fold_builtin_object_size): Use build_int_cst
25071 to build -1 or 0 of the correct type. Use fit_double_type
25072 to check for overflow.
25073 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
25075 (decode_field_reference): Likewise.
25076 (all_ones_mask_p): Likewise.
25077 (native_interpret_int): Use build_int_cst_wide_type.
25078 (fold_binary): Use build_int_cst_type to build an all-ones
25080 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
25082 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
25084 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
25086 2007-01-09 Ben Elliston <bje@au.ibm.com>
25088 * genautomata.c (STATS_OPTION): New option.
25089 (stats_flag): New flag.
25090 (gen_automata_option): Handle it.
25091 (initiate_automaton_gen): Ditto.
25092 (write_automata): Output statistics only if stats_flag is
25093 set. Likewise, output time statistics only if time_flag is set.
25094 * doc/md.texi (Processor pipeline description): Document new flag.
25096 2007-01-08 Richard Guenther <rguenther@suse.de>
25098 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
25099 * tree.c (build_int_cst_type): Likewise.
25100 (size_in_bytes): Don't call force_fit_type on the result.
25101 (int_fits_type_p): Use fit_double_type.
25102 * fold-const.c (fit_double_type): New function.
25103 (force_fit_type): Use it.
25104 * tree.h (fit_double_type): Export.
25106 2007-01-08 Jan Hubicka <jh@suse.cz>
25108 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
25109 * ipa.c (function_and_variable_visibility): Fix return type.
25111 2007-01-08 Richard Guenther <rguenther@suse.de>
25113 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
25114 of offset to build the index.
25115 * tree-pretty-print.c (dump_generic_node): Don't build negated
25116 const just for printing.
25117 * c-pretty-print.c (pp_c_integer_constant): Likewise.
25118 * builtins.c (fold_builtin_int_roundingfn): Check if result
25119 fits the type by using force_fit_type and comparing the result.
25120 * predict.c (predict_loops): Use compare_tree_int for comparison.
25121 * tree.c (build_int_cst): Fall back to integer_type_node for
25123 (build_int_cst_wide): Assert type is non-null.
25125 2007-01-08 Roberto Costa <roberto.costa@st.com>
25127 * tree-vrp.c (extract_range_from_cond_expr): New.
25128 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
25129 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
25131 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
25132 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
25133 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
25134 used as expressions.
25135 * tree-object-size.c (cond_expr_object_size): New.
25136 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
25138 2007-01-08 Jan Hubicka <jh@suse.cz>
25140 * tree-ssa-forwprop.c (forward_propagate_into_cond,
25141 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
25144 2007-01-08 Richard Guenther <rguenther@suse.de>
25146 PR tree-optimization/23603
25147 * tree-vrp.c (set_value_range_to_truthvalue): New function.
25148 (extract_range_from_binary): Fall back to truthvalue instead of
25149 varying for TRUTH_*_EXPR.
25150 (extract_range_from_comparison): Fall back to truthvalue instead of
25152 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
25153 if all visited PHI values were constant.
25155 2007-01-08 Jan Hubicka <jh@suse.cz>
25157 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
25158 (cgraph_analyze_function): break out from ...
25159 (cgraph_finalize_compilation_unit): ... here.
25160 (cgraph_expand_function): Remove forgoten commented out line.
25161 (cgraph_optimize): Analyze functions.
25163 2007-01-08 Jan Hubicka <jh@suse.cz>
25165 * tree-pas.h (TODO_remove_function): New flag.
25166 (TODO_update*): Renumber.
25167 (pass_ipa_increase_alignment,
25168 pass_ipa_function_and_variable_visibility): New passes.
25169 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
25170 (cgraph_function_and_variable_visibility): Move to ipa.c
25171 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
25172 cgraph_increase_alignment.
25173 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
25174 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
25175 calling tree-inline.
25176 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
25177 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
25178 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
25179 (gate_increase_alignment): New function.
25180 (pass_ipa_increase_alignment): New pass.
25181 * ipa.c: Inline tree-pass.h and timevar.h
25182 (function_and_variable_visibility): Move here from cgraphunit.c
25183 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
25184 * passes.c (init_optimization_passes): Add the two new passes.
25185 (execute_todo): Handle cgraph_remove_functions.
25187 2007-01-08 Nick Clifton <nickc@redhat.com>
25189 * config/frv/predicates.md (reg_or_0_operand): Accept
25192 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
25194 * config/bfin/rtems.h, config/bfin/t-rtems: New.
25195 * config.gcc: Add bfin*-rtems*.
25197 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
25199 * c.opt: Add -flax-vector-conversions.
25200 * c-typeck.c (convert_for_assignment): Pass flag to
25201 vector_types_convertible_p to allow emission of note.
25202 (digest_init): Likewise.
25203 * c-opts.c: Handle -flax-vector-conversions.
25204 * c-common.c (flag_lax_vector_conversions): New.
25205 (vector_types_convertible_p): Unless -flax-vector conversions
25206 has been passed, disallow conversions between vectors with
25207 differing numbers of subparts and/or element types. If such
25208 a conversion is disallowed, possibly emit a note on the first
25209 occasion only to inform the user of -flax-vector-conversions.
25210 The new last argument specifies this.
25211 * c-common.h (flag_lax_vector_conversions): New.
25212 (vector_types_convertible_p): Add extra argument.
25213 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
25214 char_type_node for V*QI type vectors.
25215 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
25216 Update to satisfy new typechecking rules.
25217 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
25218 C and C++ variants.
25219 * doc/invoke.texi (C Dialect Options): Document
25220 -flax-vector-conversions.
25222 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
25224 PR tree-optimization/29877
25225 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
25226 a register variable on the RHS to not be replaceable.
25228 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
25229 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
25230 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
25231 const_simm15, const_pow2, const_npow2): Added.
25232 * config/score/misc.md (insv, extv, extzv, movmemsi,
25233 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
25234 * config/score/score.c (score_address_cost, score_select_cc_mode):
25236 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
25237 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
25238 Update score_print_operand.
25239 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
25240 Adjust register allocate order and update some macro define.
25241 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
25242 mdx_block_move_straight, mdx_block_move_loop_head,
25243 mdx_block_move_loop_body, mdx_block_move_loop_foot,
25244 mdx_block_move_loop, mdx_block_move): Added.
25245 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
25246 mdp_limm): Updated and fix some bug and typo.
25247 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
25248 (movsf, movdf, doloop_end): Added.
25250 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
25252 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
25253 config/arm/thumb2.md: Fix comment typos.
25254 * doc/extend.texi: Fix a typo.
25256 2007-01-07 Eric Christopher <echristo@apple.com>
25258 * configure.ac: Check for __stack_chk_fail for darwin.
25259 * configure: Regenerate.
25261 2007-01-07 Richard Guenther <rguenther@suse.de>
25263 * tree-vrp.c (extract_range_from_assert): CSE calls to
25264 compare_values where possible.
25265 (extract_range_from_unary_expr): Likewise.
25267 2007-01-07 Anatoly Sokolov <aesok@post.ru>
25269 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
25270 * config/avr/avr.c (call_insn_operand): Delete function.
25271 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
25272 instead of register number. Use predicates.
25273 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
25274 call_insn_operand): Add.
25276 2007-01-06 Jan Hubicka <jh@suse.cz>
25278 * tree-pass.h (pass_build_cgraph_edges): Declare.
25279 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
25280 (visited_nodes): Remove.
25281 (cgraph_create_edges): Move to cgraphbuild.c; rename to
25282 build_cgrpah_edges; make visited_nodes local.
25283 (cgraph_process_new_functions): DO not call initialize_inline_failed.
25284 (record_references_in_initializer): Move to cgraphbuild.c
25285 (initialize_inline_failed, rebuild_cgraph_edges,
25286 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
25287 (verify_cgraph_node): Make visited_nodes local.
25288 (cgraph_analyze_function): Do not call cgraph_create_edges and
25289 initialize_inline_failed.
25290 (cgraph_expand_function): Do not call cgraph_lower_function;
25291 assert that function is already lowered.
25292 * Makefile.in (cgraphbuild.o): New.
25293 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
25294 at the end of lowering passes.
25296 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
25298 * ifcvt.c (cond_move_convert_if_block): New function, code
25299 factored out from...
25300 (cond_move_process_if_block): ...here. Call the new function
25301 on the THEN and ELSE blocks.
25302 (merge_if_block): Do not copy global_live_at_end, merge_blocks
25303 already takes care of this.
25305 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25308 * tree.h (TREE_OVERFLOW_P): New.
25309 * c-typeck.c (parser_build_unary_op): Warn only if result
25310 overflowed and operands did not.
25311 (parser_build_binary_op): Likewise.
25312 (convert_for_assignment): Remove redundant overflow_warning.
25313 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
25315 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25317 * c-typeck.c (store_init_value): Split over two lines to follow
25318 the GNU coding style.
25320 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
25322 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
25323 __GXX_EXPERIMENTAL_CXX0X__.
25324 * doc/cpp.texi: Same.
25326 2007-01-05 Richard Guenther <rguenther@suse.de>
25328 PR middle-end/27826
25329 * tree.c (get_narrower): Do not construct COMPONENT_REFs
25330 with mismatched types. Instead explicitly build a
25331 conversion NOP_EXPR.
25333 2007-01-05 Ian Lance Taylor <iant@google.com>
25335 * c-common.c (decl_with_nonnull_addr_p): New function.
25336 (c_common_truthvalue_conversion): Call it.
25337 * c-typeck.c (build_binary_op): Likewise.
25338 * c-common.h (decl_with_nonnull_addr_p): Declare.
25340 2007-01-05 Jakub Jelinek <jakub@redhat.com>
25343 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
25346 2007-01-05 Joel Brobecker <brobecker@adacore.com>
25348 * doc/install.texi (Final install): Document the fact that
25349 the GNAT runtime should not be stripped.
25351 2007-01-04 Jan Hubicka <jh@suse.cz>
25353 * tree-inline.c (fold_marked_statements): Update operand caches
25354 and EH after folding
25356 2007-01-04 Ian Lance Taylor <iant@google.com>
25358 * c-common.c (check_function_nonnull): Whitespace fix.
25360 2007-01-04 Jan Hubicka <jh@suse.cz>
25362 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
25363 comitted older version of patch.
25364 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
25365 function, celanup cfg and collect garbage.
25367 2007-01-04 Mike Stump <mrs@apple.com>
25369 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
25372 2007-01-04 Eric Christopher <echristo@apple.com>
25374 * libgcc2.c (__bswapsi2): Use SItype.
25375 (__bswapdi2): Use DItype.
25376 * libgcc2.h: Update for above.
25378 2007-01-04 Paul Brook <paul@codesourcery.com>
25380 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
25381 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
25382 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
25383 umulsidi3, umulsidi3adddi, smulsi3_highpart,
25384 umulsi3_highpart): Make conditional on !arm_arch6.
25385 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
25386 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
25387 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
25388 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
25389 umulsi3_highpart_v6): New insns.
25391 2007-01-04 Roger Sayle <roger@eyesopen.com>
25393 * fold-const.c (fold_convert): When casting an expression to void,
25394 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
25395 have a type. Instead of attempting to build a NOP_EXPR, return
25396 these "special" trees directly.
25398 2007-01-04 Joseph Myers <joseph@codesourcery.com>
25400 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
25401 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
25402 rs6000_cost->fp not 0 as adjustment for outer NEG.
25404 2007-01-04 Jan Hubicka <jh@suse.cz>
25406 * cgraph.c (cgraph_release_function_body): New function.
25407 (cgraph_remove_node): Use it.
25408 * cgraph.h (cgraph_release_function_body): Declare.
25409 * cgraphunit.c (cgraph_expand_function): Use it.
25410 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
25411 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
25412 is initialized and while compilation of other function is running.
25413 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
25414 statement CFG annotations from here to ...
25415 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
25417 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
25419 * cfgloop.h (enum li_flags): Make the constants powers of two.
25421 2007-01-04 Jan Hubicka <jh@suse.cz>
25423 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
25425 (fold_marked_statements): New function.
25426 (optimize_inline_calls, tree_function_versioning): Fold new statements.
25427 * tree-inline.h (copy_body_data): Add statements_to_fold.
25429 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
25431 * config.gcc: Mention libgcc/config.host.
25432 * Makefile.in: Update comments mentioning libgcc.
25433 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
25434 (all.cross, start.encap, rest.encap, rest.cross): Update
25435 dependencies for libgcc move.
25436 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
25437 (clean-target, clean-target-libgcc): Delete.
25438 (srcdirify, GCC_EXTRA_PARTS): New macros.
25439 (libgcc-support, libgcc.mvars): New rules.
25440 (distclean): Remove mention of mklibgcc.
25441 (install): Don't reference INSTALL_LIBGCC.
25442 (install-common): Don't reference EXTRA_PARTS.
25443 (install-libgcc, install-multilib): Delete rules.
25444 * mklibgcc.in: Delete file.
25445 * doc/configfiles.texi: Don't mention mklibgcc.
25447 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
25448 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
25449 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
25450 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
25451 (mklibgcc, ldblspecs): Likewise.
25453 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
25454 (posixpre.def): Use $(T).
25455 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
25456 (SHLIB_SRC, SHLIB_INSTALL): Delete.
25457 (SHLIB_LINK): Make dummy.
25458 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
25460 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
25462 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
25463 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
25464 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
25465 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
25467 * configure.ac (all_outputs): Remove mklibgcc.
25468 * configure: Regenerated.
25470 2007-01-03 Josh Conner <jconner@apple.com>
25472 PR middle-end/29683
25473 * calls.c (compute_argument_addresses): Set stack and stack_slot
25474 for partial args, too.
25475 (store_one_arg): Use locate.size.constant for the size when
25476 generating a save_area.
25478 2007-01-03 Robert Kennedy <jimbob@google.com>
25480 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
25481 whose definitions are deleted due to basic block merging.
25483 2007-01-03 Paul Brook <paul@codesourcery.com>
25486 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
25488 (use_return_insn): Return 0 for Thumb interrupt functions.
25489 (print_multi_reg): Add rfe argument for IRQ returns.
25490 (arm_output_epilogue): Pop interrupt return address directly into PC.
25491 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
25493 2007-01-03 Paul Brook <paul@codesourcery.com>
25495 Merge from sourcerygxx-4_1.
25496 * config/arm/thumb2.md: New file.
25497 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
25499 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
25500 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
25501 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
25502 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
25504 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
25505 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
25507 * config/arm/ieee754-sf.S: Ditto.
25508 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
25509 (thumb1_base_register_rtx_p): ... to this.
25510 (thumb_index_register_rtx_p): Rename...
25511 (thumb1_index_register_rtx_p): ... to this.
25512 (thumb_output_function_prologue): Rename...
25513 (thumb1_output_function_prologue): ... to this.
25514 (thumb_legitimate_address_p): Rename...
25515 (thumb1_legitimate_address_p): ... to this.
25516 (thumb_rtx_costs): Rename...
25517 (thumb1_rtx_costs): ... to this.
25518 (thumb_compute_save_reg_mask): Rename...
25519 (thumb1_compute_save_reg_mask): ... to this.
25520 (thumb_final_prescan_insn): Rename...
25521 (thumb1_final_prescan_insn): ... to this.
25522 (thumb_expand_epilogue): Rename...
25523 (thumb1_expand_epilogue): ... to this.
25524 (arm_unwind_emit_stm): Rename...
25525 (arm_unwind_emit_sequence): ... to this.
25526 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
25527 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
25528 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
25529 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
25530 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
25531 thumb2_output_casesi): New functions.
25532 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
25533 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
25534 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
25535 THUMB2_WORK_REGS): Define.
25536 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
25537 arm_condexec_mask, arm_condexec_masklen)): New variables.
25538 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
25539 (arm_override_options): Check new CPU capabilities.
25540 Set new architecture flag variables.
25541 (arm_isr_value): Handle v7m interrupt functions.
25542 (user_return_insn): Return 0 for v7m interrupt functions. Handle
25544 (const_ok_for_arm): Handle Thumb-2 constants.
25545 (arm_gen_constant): Ditto. Use movw when available.
25546 (arm_function_ok_for_sibcall): Return false for v7m interrupt
25548 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
25549 (thumb_find_work_register, arm_load_pic_register,
25550 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
25551 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
25552 print_multi_reg, output_mov_long_double_fpa_from_arm,
25553 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
25554 output_mov_double_fpa_from_arm, output_move_double,
25555 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
25556 output_return_instruction, arm_output_function_prologue,
25557 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
25558 arm_output_mi_thunk, thumb_set_return_address): Ditto.
25559 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
25560 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
25561 (arithmetic_instr, shift_op): Use arm_shift_nmem.
25562 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
25564 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
25565 (thumb_expand_prologue): Use thumb_set_frame_pointer.
25566 (arm_file_start): Output directive for unified syntax.
25567 (arm_unwind_emit_set): Handle stack alignment instruction.
25568 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
25569 Add v6t2, v7, v7a, v7r and v7m.
25570 (RETLDM): Add Thumb-2 code.
25571 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
25572 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
25573 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
25574 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
25575 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
25576 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
25577 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
25578 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
25579 ADJUST_INSN_LENGTH): Define.
25580 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
25581 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
25582 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
25583 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
25584 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
25585 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
25586 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
25587 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
25588 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
25589 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
25590 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
25591 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
25592 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
25593 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
25594 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
25595 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
25596 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
25598 * config/arm/arm-tune.md: Regenerate.
25599 * config/arm/arm-protos.h: Update prototypes.
25600 * config/arm/vfp.md: Enable patterns for Thumb-2.
25601 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
25602 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
25603 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
25604 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
25605 * config/arm/libunwind.S: Add Thumb-2 code.
25606 * config/arm/constraints.md: Update include Thumb-2.
25607 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
25608 * config/arm/ieee754-df.S: Ditto.
25609 * config/arm/bpabi.S: Ditto.
25610 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
25611 * config/arm/predicates.md (low_register_operand,
25612 low_reg_or_int_operand, thumb_16bit_operator): New.
25613 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
25614 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
25615 * config/arm/t-arm-elf: Add armv7 multilib.
25616 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
25618 (UNSPEC_STACK_ALIGN, ce_count): New.
25619 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
25620 arm_zero_extendsidi2, arm_zero_extendqidi2): New
25622 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
25623 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
25624 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
25625 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
25626 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
25627 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
25629 * doc/extend.texi: Document ARMv7-M interrupt functions.
25630 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
25632 2007-01-03 Jakub Jelinek <jakub@redhat.com>
25634 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
25635 (struct _Unwind_Context): Rename args_size to flags, remove
25636 signal_frame field, add a new args_size field and version field.
25637 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
25638 _Unwind_IsExtendedContext): New inline functions.
25639 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
25640 Assume by_value array is only present if _Unwind_IsExtendedContext.
25641 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
25642 _Unwind_IsSignalFrame.
25643 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
25644 (uw_update_context_1): Use _Unwind_SetSignalFrame.
25645 (uw_init_context_1): Initialize context->flags to
25646 EXTENDED_CONTEXT_BIT.
25647 * config/rs6000/linux-unwind.h (frob_update_context): Use
25648 _Unwind_SetSignalFrame.
25650 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
25652 PR middle-end/30353
25653 * gimplify.c (gimplify_modify_expr_complex_part): Move below
25654 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
25657 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
25659 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
25660 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
25661 RET, AT_SP): Remove.
25662 * config/i386/i386.md (*sse_prologue_save_insn): Use return
25665 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
25666 * cfgbuild.c (find_basic_blocks): Likewise.
25667 * cfgrtl.c (rtl_create_basic_block): Likewise.
25668 * function.c (temp_slots_at_level): Likewise.
25669 * reg-stack.c (stack_regs_mentioned): Likewise.
25670 * regclass.c (allocate_reg_info): Likewise.
25671 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25672 set_bb_for_stmt, move_block_to_fn): Likewise.
25673 * tree-complex.c (tree_lower_complex): Likewise.
25674 * vec.h (VEC_safe_grow_cleared): New.
25676 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
25678 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
25680 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
25681 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
25683 * cfgloopmanip.c (scale_loop_frequencies): Export.
25684 (loopify): Scale the frequencies by prescribed coefficients.
25685 (set_zero_probability): New function.
25686 (duplicate_loop_to_header_edge): Improve updating of frequencies.
25687 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
25688 and frequencies according to arguments.
25689 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
25691 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
25692 * modulo-sched.c (sms_schedule): Set probabilities for entering
25693 versioned loop correctly.
25694 * tree-vect-transform.c (vect_transform_loop): Ditto.
25695 * cfgloop.h (loopify, loop_version): Declaration changed.
25696 (scale_loop_frequencies): Declared.
25698 2007-01-02 Jan Hubicka <jh@suse.cz>
25700 * cgraph.c: Include tree-flow.h
25701 (cgraph_add_new-function): Handle IPA_SSA mode; execute
25702 early_local_passes.
25703 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
25704 * tree-pass.h (pass_all_early_optimizations): Declare.
25705 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
25706 early_local_passes.
25707 (cgraph_analyze_function): Do early_local_passes.
25708 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
25709 Do not add referenced vars.
25710 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
25712 (gate_all_early_local_passes): New gate.
25713 (pass_early_local_passes): Use new gate.
25714 (execute_early_local_optimizations): New functions.
25715 (gate_all_early_optimizations): New gate.
25716 (pass_all_early_optimizations): New pass.
25717 (execute_free_datastructures): Free SSA only when initialized.
25718 (gate_init_datastructures): Init only when optimizing.
25719 (tree_lowering_passes): Do early local passes when called late.
25720 * tree-profile.c (do_tree_profiling): Don't profile functions added
25722 (do_early_tree_profiling, pass_early_tree_profile): Kill.
25723 * tree-cfg.c (update_modified_stmts): Do not update when operands are
25725 * passes.c (init_optimizations_passes): Reorder so we go into SSA
25726 during early_local_passes.
25727 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
25730 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
25732 * Makefile.in: Update copyright year.
25734 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
25736 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
25737 in $(lang_checks) and check-consistency targets.
25739 2007-01-02 Jan Hubicka <jh@suse.cz>
25741 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
25742 Do not add referenced vars.
25743 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
25745 * passes.c (init_optimization_passes): Put mudflap_2 after
25746 free_datastructures.
25748 2007-01-02 Jan Hubicka <jh@suse.cz>
25750 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
25751 Set NOTHROW flag on call statements proved to be nothrow.
25752 Update statement of local calls so new pure/const functions are
25753 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
25755 (tree_rest_of_compilation): Register hooks and initialize bitmap
25756 early. Do not set after_inlining flag.
25758 2007-01-02 Steve Ellcey <sje@cup.hp.com>
25760 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
25761 HOST_BITS_PER_LONGLONG
25763 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25766 * c-typeck.c (store_init_value): Don't emit pedantic overflow
25767 warning for non-static initializers.
25769 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
25771 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
25772 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
25773 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
25774 Always use set_unique_reg_note to add REG_EQUAL notes.
25776 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
25779 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
25781 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
25782 * cfgbuild.c (find_basic_blocks): Likewise.
25783 * cfgrtl.c (rtl_create_basic_block): Likewise.
25784 * function.c (temp_slots_at_level): Likewise.
25785 * reg-stack.c (stack_regs_mentioned): Likewise.
25786 * regclass.c (allocate_reg_info): Likewise.
25787 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25788 set_bb_for_stmt, move_block_to_fn): Likewise.
25789 * tree-complex.c (tree_lower_complex): Likewise.
25790 * vec.h (VEC_safe_grow_cleared): New.
25792 2007-01-02 Ian Lance Taylor <iant@google.com>
25794 * c-common.c (c_common_truthvalue_conversion): When warning about
25795 using an assignment as a truth value, set TREE_NO_WARNING.
25797 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25800 * c.opt (Wold-style-declaration): New.
25801 * doc/invoke.texi (C-only Warning Options): New.
25802 (Wold-style-declaration): Document it.
25803 (Wextra): Enabled by -Wextra.
25804 * c-opts.c (c_common_post_options): Enabled by -Wextra.
25805 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
25806 -Wold-style-declaration.
25808 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
25810 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
25811 * cfgbuild.c (find_basic_blocks): Likewise.
25812 * cfgrtl.c (rtl_create_basic_block): Likewise.
25813 * function.c (temp_slots_at_level): Likewise.
25814 * reg-stack.c (stack_regs_mentioned): Likewise.
25815 * regclass.c (allocate_reg_info): Likewise.
25816 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25817 set_bb_for_stmt, move_block_to_fn): Likewise.
25818 * tree-complex.c (tree_lower_complex): Likewise.
25819 * vec.h (VEC_safe_grow_cleared): New.
25821 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
25823 * c-common.c (c_common_nodes_and_builtins): Since variants of
25824 void_type_node get built before it is given a name, we need to
25825 give those variants the name, too.
25826 (complete_array_type): We need to work with the canonical main
25827 type of the array, from which we will build the qualified version.
25828 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
25829 * print-tree.c (print_node): Display canonical type information
25831 * stor-layout.c (layout_type): When we don't know the
25832 alignment of a type for which we're building an array, we end up
25833 guessing wrong, so make the type require structural equality.
25834 * tree.c (make_node_stat): When we build a new type, it is its
25835 own canonical type.
25836 (build_type_attribute_qual_variant): When building an attribute
25837 variant, its canonical type is the non-attribute variant. However,
25838 if the attributes are target-dependent and they differ, we need to
25839 use structural equality checks for this type.
25840 (build_qualified_type): A qualified type is not equivalent to its
25841 unqualified variant; set the canonical type appropriately.
25842 (build_distinct_type_copy): When building a distinct type from
25843 another type, the new type is its own canonical type.
25844 (build_variant_type_copy): When building a new type variant, we
25845 assume that it is equivalent to the original type.
25846 (build_pointer_type_for_mode): When building a pointer type, also
25847 build a canonical type pointer.
25848 (build_reference_type_for_mode): When building a reference type,
25849 also build a canonical type reference.
25850 (build_index_type): When we can't hash an index type (e.g.,
25851 because its maximum value is negative), the index type requires
25852 structural equality tests.
25853 (build_array_type): Build the canonical form of an array type.
25854 (build_function_type): Function types require structural equality,
25855 because they contain default arguments, attributes, etc.
25856 (build_method_type_directly): Ditto for method types.
25857 (build_offset_type): Build the canonical offset type.
25858 (build_complex_type): Build the canonical vector type.
25859 (make_vector_type): Build the canonical vector type.
25860 * tree.h (TYPE_CANONICAL): New.
25861 (TYPE_STRUCTURAL_EQUALITY_P): New.
25862 (SET_TYPE_STRUCTURAL_EQUALITY): New.
25863 (struct tree_type): Added "canonical" field.
25864 * params.h (VERIFY_CANONICAL_TYPES): New.
25865 * doc/c-tree.texi (TYPE_CANONICAL): Document.
25866 (TYPE_STRUCTURAL_EQUALITY_P): Document.
25867 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
25868 * doc/invoke.texi (verify-canonical-types): Document --param
25869 parameter for verifying canonical types.
25871 2007-01-02 Joseph Myers <joseph@codesourcery.com>
25873 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
25874 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
25875 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
25876 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
25878 * config/rs6000/e500.h: New.
25879 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
25880 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
25882 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
25883 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
25884 TARGET_E500_DOUBLE): Remove.
25885 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
25886 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
25887 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
25888 * config/rs6000/rs6000.c (rs6000_override_options): Use
25889 CHECK_E500_OPTIONS.
25891 2007-01-02 Joseph Myers <joseph@codesourcery.com>
25893 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
25894 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
25895 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
25896 rs6000_emit_cmove): Don't check TARGET_E500.
25897 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
25898 sordered): Don't check TARGET_E500.
25900 2007-01-01 Eric Christopher <echristo@apple.com>
25902 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
25903 HARD_REGISTER_NUM_P.
25905 2007-01-01 Roger Sayle <roger@eyesopen.com>
25907 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
25908 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
25909 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
25912 2007-01-01 Mike Stump <mrs@apple.com>
25914 * configure.ac: Remove support for building with Apple's gcc-3.1.
25916 2007-01-02 Joseph Myers <joseph@codesourcery.com>
25918 PR middle-end/30311
25919 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
25920 REG is a hard register. Do not modify REG before calling
25922 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
25923 multiple of the size of YMODE for certain lowpart cases.
25925 2007-01-01 Andrew Pinski <pinskia@gmail.com>
25927 PR middle-end/30253
25928 * gimplify (voidify_wrapper_expr): Update for
25929 GIMPLE_MODIFY_STMT.
25931 2007-01-01 Andreas Schwab <schwab@suse.de>
25934 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
25935 save of BR0 in extra_spill_size instead of spill_size.
25936 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
25938 (ia64_expand_epilogue): Restore BR0 from its new location.
25940 2007-01-01 Andrew Pinski <pinskia@gmail.com>
25942 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
25943 Use a temporary variable if the left hand side is not a gimple
25946 2007-01-01 Andrew Pinski <pinskia@gmail.com>
25948 * gimplify.c (gimplify_return_expr): Make the temporary variable
25949 for the return expression, a gimple register variable.
25951 2007-01-01 Jan Hubicka <jh@suse.cz>
25953 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
25956 2007-01-01 Mike Stump <mrs@apple.com>
25958 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
25960 * config/darwin.c (machopic_select_rtx_section): Use
25961 HAVE_GAS_LITERAL16.
25962 (darwin_mergeable_constant_section): Likewise.
25963 * configure: Regenerate.
25964 * config.in: Regenerate.
25966 2007-01-01 Jan Hubicka <jh@suse.cz>
25967 Andrew Pinski <pinskia@gmail.com>
25969 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
25970 before starting IPA passes.