1 2004-07-09 Zack Weinberg <zack@codesourcery.com>
3 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
5 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8 * pa.c (output_indirect_call): Use %r2 as the link register when
9 calling $$dyncall with a pc-relative branch.
11 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
13 * doc/install.texi (Binaries): Mention OpenPKG.
15 2004-07-09 Diego Novillo <dnovillo@redhat.com>
17 Fix PR tree-optimization/15555
18 * tree-dfa.c (dump_variable): If the variable is a pointer
19 SSA_NAME, also dump its points-to information.
20 * tree-flow.h (struct ptr_info_def): Add field
22 (dump_points_to_info_for): Declare.
23 (debug_points_to_info_for): Declare.
24 * tree-optimize.c (init_tree_optimization_passes): Add a
25 second alias analysis pass after DOM2.
26 Move pass_del_pta to a later spot.
27 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
28 create a name tags when we find a dereferenced pointer. Just
29 mark the pointer dereferenced.
30 (collect_points_to_info_for): Move code to clear points-to
31 information to create_name_tags.
32 (create_name_tags): New function.
33 (compute_flow_sensitive_aliasing): Call it.
34 (setup_pointers_and_addressables): Mark type tags for renaming
36 (create_memory_tag): ... here.
37 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
38 (dump_points_to_info_for): Declare extern.
39 (debug_points_to_info_for): New function.
41 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
43 * config/arc/arc.md: Switch to DFA-based scheduler description.
44 * config/arc/arc.c: Switch to DFA-based scheduler description.
46 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
48 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
51 2004-07-09 Richard Henderson <rth@redhat.com>
53 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
54 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
55 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
56 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
58 * config/v850/v850-protos.h (v850_va_arg): Remove.
59 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
60 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
61 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
62 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
63 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
65 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
68 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
69 and DImode to use +/-4k offset.
71 2004-07-09 Richard Henderson <rth@redhat.com>
73 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
75 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
76 (xstormy16_gimplify_va_arg_expr): Rewrite from
77 xstormy16_expand_builtin_va_arg.
78 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
80 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
81 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
83 * config/sh/sh-protos.h (sh_va_arg): Remove.
84 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
85 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
86 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
88 * config/pa/pa-protos.h (hppa_va_arg): Remove.
89 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
90 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
91 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
93 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
94 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
95 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
96 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
98 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
100 * config/sparc/sparc.md (return): Rewrite length formula.
101 * config/sparc/sparc.c (output_return): Pass 1 as 5th
102 argument to final_scan_insn when in a delay slot.
103 (output_sibcall): Likewise.
105 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
107 * arm.c (arm_cpp_interwork): New variable.
108 (arm_override_options): Set it if TARGET_INTERWORK was on the command
110 * arm.h (arm_cpp_interwork): Declare it.
111 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
112 __THUMB_INTERWORK__ in the preprocessor.
114 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
116 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
118 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
121 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
122 Override default settings to account for -m32 and -m64.
124 2004-07-08 Randolph Chung <tausq@debian.org>
126 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
128 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
130 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
131 before comparing it as such.
133 2004-07-08 Richard Henderson <rth@redhat.com>
135 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
136 temporary. Use bit arithmetic to align.
138 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
140 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
141 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
142 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
143 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
144 add_labels_and_missing_jumps, find_jump_block,
145 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
147 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
148 link_btr_uses, move_btr_def): Likewise.
149 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
150 expand_builtin_expect_jump): Likewise.
151 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
152 * calls.c (expand_call, emit_library_call_value_1): Likewise.
153 * cfganal.c (forwarder_block_p): Likewise.
154 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
155 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
156 find_bb_boundaries): Likewise.
157 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
158 merge_blocks_move_predecessor_nojumps,
159 merge_blocks_move_successor_nojumps, insns_match_p,
160 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
161 try_optimize_cfg): Likewise.
162 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
163 * cfglayout.c (skip_insns_after_block, label_for_bb,
164 record_effective_endpoints, insn_locators_initialize,
165 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
166 * cfgmainloop.c (create_loop_notes): Likewise.
167 * cfgrtl.c (delete_insn, delete_insn_chain,
168 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
169 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
170 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
171 redirect_branch_edge, force_nonfallthru_and_redirect,
172 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
173 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
174 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
175 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
176 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
177 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
178 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
179 * combine.c (combine_instructions, can_combine_p, try_combine,
180 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
181 distribute_notes, distribute_links, insn_cuid): Likewise.
182 * cse.c (fold_rtx, cse_insn, cse_around_loop,
183 invalidate_skipped_block, cse_set_around_loop,
184 cse_end_of_basic_block, cse_main, cse_basic_block,
185 cse_condition_code_reg): Likewise.
186 * cselib.c (cselib_process_insn): Likewise.
187 * ddg.c (create_ddg): Likewise.
188 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
190 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
191 gen_label_die, dwarf2out_var_location): Likewise.
192 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
193 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
194 last_call_insn, active_insn_p, next_label, prev_label,
195 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
196 add_insn_before, remove_insn, add_function_usage_to,
197 reorder_insns, find_line_note, remove_unnecessary_notes,
198 emit_insn_after_1, classify_insn): Likewise.
199 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
200 connect_post_landing_pads, sjlj_mark_call_sites,
201 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
202 can_throw_internal, can_throw_external, set_nothrow_function_flags,
203 convert_to_eh_region_ranges): Likewise.
204 * explow.c (optimize_save_area_alloca): Likewise.
205 * expr.c (expand_expr_real): Likewise.
206 * final.c (insn_current_reference_address, compute_alignments,
207 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
208 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
209 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
210 propagate_block_delete_insn, propagate_one_insn,
211 init_propagate_block_info, propagate_block, libcall_dead_p,
212 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
214 * function.c (instantiate_virtual_regs, reorder_blocks_1,
215 expand_function_start, expand_function_end, contains,
216 thread_prologue_and_epilogue_insns,
217 reposition_prologue_and_epilogue_notes): Likewise.
218 * gcse.c (constprop_register, bypass_conditional_jumps,
219 insert_insn_end_bb, gcse_after_reload): Likewise.
220 * genemit.c (gen_expand, gen_split): Likewise.
221 * genpeep.c (gen_peephole, main): Likewise.
222 * global.c (build_insn_chain): Likewise.
223 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
224 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
225 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
226 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
227 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
228 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
229 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
230 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
231 dead_or_predicable): Likewise.
232 * integrate.c (try_constants): Likewise.
233 * jump.c (rebuild_jump_labels, cleanup_barriers,
234 purge_line_number_notes, init_label_info, mark_all_labels,
235 squeeze_notes, get_label_before, get_label_after,
236 reversed_comparison_code_parts, simplejump_p, pc_set,
237 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
238 delete_barrier, delete_prior_computation, delete_computation,
239 delete_related_insns, delete_for_peephole, redirect_jump):
241 * lcm.c (optimize_mode_switching): Likewise.
242 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
244 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
245 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
246 * loop-iv.c (simplify_using_assignment): Likewise.
247 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
248 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
249 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
250 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
251 check_insn_for_givs, check_final_value, update_giv_derive,
252 basic_induction_var, product_cheap_p, check_dbra_loop,
253 loop_insn_first_p, last_use_this_basic_block,
254 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
255 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
256 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
257 sms_schedule_by_order): Likewise.
258 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
259 * postreload.c (reload_cse_simplify_operands, reload_combine,
260 reload_cse_move2add): Likewise.
261 * predict.c (can_predict_insn_p, estimate_probability,
262 expected_value_to_br_prob, process_note_predictions): Likewise.
263 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
264 * profile.c (branch_prob): Likewise.
265 * ra-build.c (live_out_1, livethrough_conflicts_bb,
266 detect_webs_set_in_cond_jump): Likewise.
267 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
268 ra_print_rtl_with_bb): Likewise.
269 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
270 * recog.c (next_insn_tests_no_inequality, find_single_use,
271 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
272 * reg-stack.c (next_flags_user, record_label_references,
273 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
274 compensate_edge, convert_regs_1): Likewise.
275 * regclass.c (scan_one_insn): Likewise.
276 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
277 regmove_optimize, fixup_match_1, single_set_for_csa,
278 combine_stack_adjustments_for_block): Likewise.
279 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
280 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
281 find_equiv_reg): Likewise.
282 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
283 reload_as_needed, emit_input_reload_insns, do_output_reload,
284 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
286 * reorg.c (find_end_label, emit_delay_sequence,
287 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
288 get_jump_flags, rare_destination, mostly_true_jump,
289 try_merge_delay_insns, redundant_insn, own_thread_p,
290 fill_simple_delay_slots, fill_slots_from_thread,
291 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
292 dbr_schedule): Likewise.
293 * resource.c (find_basic_block, next_insn_no_annul,
294 find_dead_or_set_registers, mark_target_live_regs): Likewise.
295 * rtl.h (RTX_PREV): Likewise.
296 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
297 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
298 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
299 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
300 tablejump_p, computed_jump_p, insns_safe_to_move_p,
301 find_first_parameter_load, can_hoist_insn_p): Likewise.
302 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
303 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
304 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
305 schedule_ebbs): Likewise.
306 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
307 is_conditionally_protected, can_schedule_ready_p,
308 add_branch_dependences, debug_dependencies): Likewise.
309 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
311 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
312 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
313 set_dominates_use, ujump_to_loop_cont): Likewise.
314 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
315 * varasm.c (output_constant_pool_1): Likewise.
317 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
319 * tree-scalar-evolution.c: New file.
320 * tree-scalar-evolution.h: New file.
321 * tree-ssa-loop-niter.c: New file.
322 * Makefile.in (SCEV_H): New.
323 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
324 * cfgloop.h (struct loop): Add bounds field.
325 * tree-flow.h (struct tree_niter_desc): New type.
326 (number_of_iterations_cond, number_of_iterations_exit,
327 loop_niter_by_eval, find_loop_niter_by_eval,
328 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
329 free_numbers_of_iterations_estimates): Declare.
330 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
331 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
332 * doc/invoke.texi (max-iterations-to-track): Document.
334 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
336 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
337 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
338 (MODE_AFTER): Add cast appropriately.
339 * config/sh/sh.md (movdi splitter): Likewise.
340 (casesi_worker_2): Add const qualifier appropriately.
341 (eh_return): Remove unused variable.
342 (insv): Initialize v;
344 2004-07-08 Richard Henderson <rth@redhat.com>
346 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
347 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
348 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
349 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
350 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
352 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
353 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
354 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
355 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
357 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
358 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
359 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
360 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
362 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
363 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
364 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
365 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
367 * config/i860/i860-protos.h (i860_va_arg): Remove.
368 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
369 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
370 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
372 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
374 * system.h: Prototype getpagesize if missing.
375 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
376 * configure: Regenerate.
377 * config.in: Regenerate.
379 2004-07-08 Richard Henderson <rth@redhat.com>
381 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
382 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
383 (fr30_gimplify_va_arg_expr): New.
384 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
385 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
387 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
390 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
391 of asm_noperands result.
393 2004-07-08 Richard Henderson <rth@redhat.com>
395 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
396 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
397 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
398 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
400 2004-07-08 Richard Henderson <rth@redhat.com>
402 * builtins.c (ind_gimplify_va_arg_expr): New.
403 * tree.h (ind_gimplify_va_arg_expr): Declare.
404 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
406 2004-07-08 Jan Beulich <jbeulich@novell.com>
408 * expmed.c (extract_bit_field): Correct condition to use vec_extract
409 patterns also on vector elements other than the first one.
410 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
413 2004-07-08 Geoffrey Keating <geoffk@apple.com>
415 * config/rs6000/darwin-ldouble.c: Correct reference
416 to the Linnainmaa paper.
418 2004-07-08 Richard Henderson <rth@redhat.com>
420 * config/arc/arc-protos.h (arc_va_arg): Remove.
421 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
422 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
423 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
425 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
426 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
427 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
428 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
430 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
432 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
434 2004-07-08 Zack Weinberg <zack@codesourcery.com>
436 * c-decl.c (static_ctors, static_dtors): Make static.
437 (pop_file_scope): Call c_common_write_pch and
438 cgraph_finalize_compilation_unit here.
439 (build_cdtor): Moved here from c-objc-common.c; simplify.
440 (c_write_global_declarations_1): Clarify comment.
441 (c_write_global_declarations): Close the external scope before
442 doing anything else. Call build_cdtor, cgraph_optimize, and
443 mudflap_finish_file here.
444 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
446 * c-objc-common.c: No need to include cgraph.h.
447 (build_cdtor): Moved to c-decl.c.
448 (c_objc_common_finish_file): Delete.
449 * c-tree.h: Update to match.
450 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
451 (generate_static_references): Set TREE_USED before calling finish_decl.
452 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
453 on the static_instances_decl.
455 2004-07-08 Zack Weinberg <zack@codesourcery.com>
457 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
458 decls when there is only one input translation unit.
459 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
460 change of 2004-07-05; do not treat declarations with
461 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
462 * opts.c (cur_in_fname): Delete.
464 * tree.c: Revert changes of 2004-07-05; no special treatment
465 for TRANSLATION_UNIT_DECLs.
466 * Makefile.in (tree.o): Update dependencies.
468 2004-07-08 Roger Sayle <roger@eyesopen.com>
470 * builtins.c (fold_builtin_strcpy): Merge functionality from
471 simplify_builtin_strcpy. Add additional len argument. No longer
472 static. Remove function prototype.
473 (fold_builtin_strncpy): Likewise integrate functionality from
474 simplify_builtin_strncpy. Add additional slen argument. No
475 longer static. Remove function prototype.
476 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
477 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
478 types of "ignore" and "unlocked" parameters to bool.
479 (fold_builtin_1): Add additional ignore argument. Call renamed
480 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
481 builtins. Update arguments to fold_builtin_strncpy and
482 fold_builtin_strcpy. Add function prototype.
483 (fold_builtin): Add additional Boolean ignore argument to pass
485 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
486 and fold_builtin_strncpy instead of simplify_builtin_fputs,
487 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
489 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
490 simplify_builtin_strncpy): Delete function prototypes.
491 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
492 fold_builtin_strncpy): Add function prototypes here.
493 (fold_builtin): Update function prototype with new "bool ignore".
495 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
496 (ccp_fold_builtin): Update call to fold_builtin. Call
497 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
498 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
499 simplify_builtin_strncpy respectively.
500 * fold-const.c (fold): Update call to fold_builtin.
502 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
504 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
507 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
508 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
509 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
510 * calls.c: Remove ifdefs of macros above.
511 * functions.c: Likewise.
514 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
516 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
517 (arch attribute): Delete.
518 (current_function_calls_alloca attribute): Rename into calls_alloca.
519 (calls_eh_return): New attribute.
520 (leaf_function): Likewise.
521 (length attribute): Fix formula for sibcalls.
522 (return insn): Correctly compute the 'length' attribute.
523 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
525 2004-07-08 Richard Henderson <rth@redhat.com>
527 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
528 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
529 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
530 * tree-eh.c (lower_eh_constructs_1): Likewise.
531 * tree-sra.c (sra_walk_modify_expr): Likewise.
532 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
533 (eliminate_unnecessary_stmts): Likewise.
534 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
535 * tree-tailcall.c (optimize_tail_call): Likewise.
536 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
538 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
539 Jakub Jelinek <jakub@redhat.com>
541 * config/i386/i386.c (override_options): Enable
542 SSE prefetches with -mtune, as long as we are
543 compiling for i686 or higher. All i686 processors
544 accept SSE prefetches as NOPS, some i586's don't.
546 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
549 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
551 2004-07-08 Diego Novillo <dnovillo@redhat.com>
553 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
554 the handling of clobbering ASM_EXPRs.
556 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
559 * config/sparc/sparc.c (function_value): In 64-bit mode,
560 return the aggregates larger than 16 bytes like unions.
562 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
565 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
566 'temp' is zero, generate new pseudos as needed and emit the
567 sequence of insns in single-assignment form. Resync comments
569 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
570 function before reload.
572 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
574 * vec.c (vec_assert_fail): Remove duplicate 'function'.
576 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
578 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
579 Allocation is signed.
580 (VEC_reserve): Return flag, allocation is signed.
582 2004-07-08 Richard Henderson <rth@redhat.com>
584 * tree-ssa-ccp.c (fold_stmt): Get type directly from
587 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
588 Neil Booth <neil@daikokuya.co.uk>
592 * c-decl.c (finish_struct): Ensure bit-fields are given the
594 * c-common.c (c_common_signed_or_unsigned_type): For C, require
595 the precision to match as well as the mode.
596 * expr.c (reduce_to_bit_field_precision): New function.
597 (expand_expr_real_1): Reduce expressions of bit-field type to
599 * langhooks.h (reduce_bit_field_operations): New hook.
600 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
602 * c-lang.c, objc/objc-lang.c
603 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
604 * objc/objc-act.c (check_ivars): Convert types to bit-field types
606 * tree.c (build_nonstandard_integer_type): New function.
607 * tree.h (build_nonstandard_integer_type): New prototype.
608 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
609 conversions between integer and boolean types as useless.
611 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
613 * c-common.c (c_common_nodes_and_builtins): Do not
614 create __builtin_ptrdiff_t and __builtin_size_t.
616 2004-07-08 Andrew Pinski <apinski@apple.com>
618 * Makefile.in (libbackend.o): Add -combine to the gcc
621 2004-07-08 Nick Clifton <nickc@redhat.com>
623 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
626 2004-07-08 Richard Henderson <rth@redhat.com>
628 * except.c (expand_eh_region_start, expand_eh_region_end,
629 expand_eh_handler, expand_eh_region_end_cleanup,
630 expand_start_all_catch, expand_start_catch, expand_end_catch,
631 expand_end_all_catch, expand_eh_region_end_allowed,
632 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
633 expand_eh_region_end_fixup): Remove.
634 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
635 cleanups, outer_cleanups, label_chain, exception_region.
636 (struct goto_fixup): Remove stack_level, cleanup_list_list.
637 (struct label_chain): Remove.
638 (struct stmt_status): Remove x_stack_block_stack.
639 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
640 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
641 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
642 end_cleanup_deferral, last_cleanup_this_contour,
643 containing_blocks_have_cleanups_or_stack_level,
644 any_pending_cleanups): Remove.
645 (expand_null_return_1): Take no arguments.
646 (expand_label, expand_naked_return, expand_return,
647 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
648 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
649 expand_end_case_type): Don't use any of them.
650 * calls.c (expand_call): Likewise.
651 * dojump.c (do_jump): Likewise.
652 * function.c (expand_function_end): Likewise.
653 * expr.c (store_expr, expand_expr_real_1): Likewise.
654 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
655 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
656 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
657 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
658 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
659 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
660 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
661 for WITH_CLEANUP_EXPR.
662 (gimple_push_cleanup): Likewise.
663 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
664 * print-tree.c (print_node): Likewise.
665 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
666 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
667 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
668 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
669 (GOTO_SUBROUTINE_EXPR): Remove.
670 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
671 (DECL_TOO_LATE): Remove.
672 * except.h, tree.h: Update decls.
674 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
676 * explow.c (optimize_save_area_alloca): Do not accept parameters.
677 * passes.c (rest_of_handle_final): Handle symout.
678 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
680 (rest_of_handle_sched): Break out SMS. Remove ifs for
681 flag_schedule_insns and flag_modulo_sched.
682 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
684 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
685 (rest_of_handle_partition_blocks, rest_of_handle_sms,
686 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
687 rest_of_handle_mode_switching, rest_of_handle_jump,
688 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
689 rest_of_handle_jump2, rest_of_handle_postreload,
690 rest_of_handle_flow2, rest_of_clean_state,
691 rest_of_handle_shorten_branches,
692 rest_of_handle_prologue_epilogue,
693 rest_of_handle_branch_target_load_optimize): New.
694 (rest_of_compilation): Call the above. Remove ggc_collect
695 calls moved to rest_of_handle_*.
696 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
698 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
699 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
700 * except.h (set_nothrow_function_flags): Update comment.
701 * function.c (current_function_nothrow): Remove.
702 * output.h (current_function_nothrow): Remove.
703 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
704 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
706 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
709 * reorg.c: Revert 2004-06-30 change.
710 (find_end_label): If HAVE_epilogue and !HAVE_return,
711 return 0 instead of creating a label at the end of the insn chain.
712 (optimize_skip): Account for the failure mode of find_end_label.
713 (fill_simple_delay_slots): Likewise.
714 (fill_slots_from_thread): Likewise.
715 (relax_delay_slots): Likewise.
717 2004-07-08 Diego Novillo <dnovillo@redhat.com>
719 * tree-flow.h (addressable_vars): Declare.
720 * tree-ssa-alias.c (addressable_vars): Define.
721 (setup_pointers_and_addressables): Add addressable variables
723 * tree-ssa-operands.c (get_stmt_operands): Move
724 handling of ASM_EXPRs ...
725 (get_asm_expr_operands): ... here.
726 When the ASM_EXPR clobbers memory, also clobber addressable
728 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
729 (delete_tree_ssa): Reset addressable_vars.
731 2004-07-07 Jan Beulich <jbeulich@novell.com>
732 Richard Henderson <rth@redhat.com>
734 * varasm.c (assemble_variable): Use assemble_zeros for
735 zero-initialized variables.
736 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
737 for SECCAT_BSS and SECCAT_TBSS.
739 2004-07-07 Jan Beulich <jbeulich@novell.com>
741 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
743 * expmed.c (emit_store_flag): Also special-case double-word
744 (in-)equality comparison against -1.
746 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
747 passing arguments the containers for which are registers.
749 * calls.c (emit_library_call_value_1): Use mode of function parameter
750 rather than that of argument since constants have none.
752 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
754 Introduce H8SX support.
755 * expr.c (expand_strcpy): Renamed and moved to...
756 * builtins.c (expand_movstr): ... here. Tweak.
757 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
758 computed or has side effects.
759 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
760 unused, or if mempcpy fails. Adjust the return value in the
761 latter case. Use movstr if everything else fails.
762 * doc/md.texi (movstr): Document.
763 (movmemM, clrmemM): Fix explanation of memory block operands.
764 * config/h8300/h8300.md (stpcpy): Renamed to...
765 (movstr): ... this. Adjust.
766 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
767 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
768 movmem* and clrstr* to clrmem*.
769 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
770 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
771 GENERAL_REGS, always.
772 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
773 getting the stack pointer as addr.
774 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
775 from general_operand_dst.
776 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
778 (movmd_internal): ... this. Add modes to operands. Disparage `D'
779 instead of requiring it to match only before reload.
780 (stpcpy_internal_normal): New, normal-mode variant of...
781 (stpcpy_internal): ... this. Add modes to operands. Disparage
782 `D' instead of requiring it to match only before reload.
783 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
785 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
786 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
788 * config/h8300/h8300.md (attr type): Add call.
789 (attr can_delay): If type is call, set it no.
790 (call, call_value): Set type to call.
791 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
792 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
793 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
794 * tree.c (get_narrower): Don't narrow integral types into
796 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
797 frame_size *before* the first use.
798 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
800 (peephole2): Don't widen instructions that push SP. Move
801 decrement of SP to the end of all stm-generating peepholes.
802 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
803 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
804 and OR to set it to all ones.
805 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
806 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
807 (call, call_value): Set can_delay to "no".
808 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
809 * config/h8300/h8300.md (extzv): Make subreg check more robust.
810 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
811 * config/h8300/h8300.md (*brabit): Remove.
812 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
813 zero_extract. Use bit_memory_operand as the predicate for
814 operand 1 and 'WU' as the constraint. Check the difference
815 between the base length and the final one when deciding which
816 type of branch to use.
817 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
818 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
819 Use convert_move to extend the result for TARGET_H8300SX. Check
820 for QImode memory references. Optimize the case where the
821 destination is a paradoxical subreg.
822 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
823 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
824 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
825 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
826 * config/h8300/h8300.md: Include mova.md
827 (length_table): Add mova and mova_zero.
828 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
829 after all constant addresses for '%R', '%X', '%T' and '%S'.
830 (h8300_mova_length): New function.
831 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
832 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
833 dependencies for s-config, etc.
834 * config/h8300/gemova.sh: New file.
835 * config/h8300/mova.md: Generated.
836 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
837 * config/h8300/h8300.c (h8300_bitfield_length): New.
838 (nibble_operand): Adjust.
839 (h8300_binary_length): Handle conditional binary op.
840 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
841 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
842 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
843 and P#<0, unused so far. W and Y are now prefixes to multi-letter
844 constraints. WU is introduced as a variant of U that requires a
845 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
846 * config/h8300/h8300.md (attr type): Added bitbranch.
847 (attr length_table): Added bitfield and bitbranch.
848 (attr length): Compute bitbranch length.
849 (andqi): Separate pattern for H8300SX. Use bfld for loading the
850 least-significant bit of a byte.
851 (brabit, brabc, brabs): New.
852 (insv, extzv): Emit bfst and bfld on H8300SX.
853 (bfld, bfst, seq, sne): New.
854 (bstzhireg, cmpstz, bstz, bistz): New.
855 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
856 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
857 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
858 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
859 (h8sx_unary_memory_operator): New function.
860 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
861 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
862 * config/h8300/h8300.md: Add peepholes to combine reloads and
864 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
865 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
866 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
867 (and?i, ior?i, xor?i): Likewise.
868 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
869 * config/h8300/h8300.c: Move enums and prototypes to head of file.
870 Various whitespace fixes.
871 (h8300_constant_length): New function, split out from...
872 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
873 (h8300_classify_operand): Use IN_RANGE.
874 (h8300_classify_operand): Use h8300_constant_length.
875 (h8300_short_move_mem_p): Tighten size check.
876 (h8sx_mergeable_memrefs_p): Tighten equality check.
877 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
878 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
880 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
881 * config/h8300/crtn.asm: Likewise.
882 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
883 if __H8300SX__ is defined.
884 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
885 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
886 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
887 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
888 addresses as mode-dependent.
889 * config/h8300/h8300.c (print_operand_address): Update call to
891 (h8300_get_index): Take a mode argument. Rework to fix an
892 earlier misunderstanding.
893 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
894 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
895 into a register if TARGET_H8300SX.
896 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
897 TARGET_H8300SX. Also disable related define_splits.
898 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
899 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
900 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
901 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
902 * config/h8300/h8300.h (OK_FOR_Z): New macro.
903 (EXTRA_CONSTRAINT_STR): Check it.
904 * config/h8300/h8300.c (h8300_classify_operand): Accept null
906 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
907 * config/h8300/h8300.md (length_table): Add mov_imm4.
908 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
909 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
910 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
912 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
913 * config/h8300/h8300.c (h8300_reorg): New function.
914 (TARGET_MACHINE_DEPENDENT_REORG): Define.
915 * config/h8300/h8300.md (length): Subtract the length of the
916 delay slot from (pc) when checking the range of forward branches.
917 (delay_slot, can_delay): New attributes.
918 (define_delay): Add bra/s handling.
919 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
920 (jump): Add delayed-branch handling.
921 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
922 * expr.c (expand_strcpy): New function.
923 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
924 (expand_builtin_stpcpy): Likewise.
925 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
926 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
927 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
928 handling to improve register allocation for -fno-omit-frame-pointer.
929 (h8sx_split_movmd): Delete, moving er6 handling into...
930 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
931 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
932 (movmd): Add calls to copy_rtx.
933 (movmd_internal): In the second alternative, allow the initial and
934 final destination registers to be different . Update the splitter
935 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
936 instead of h8sx_split_movmd.
937 (stpcpy, movsd): New expanders.
938 (movsd_internal): New define_insn.
939 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
940 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
941 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
942 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
943 and DESTINATION_REGS.
944 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
945 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
946 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
947 (h8300_move_ratio): Declare.
948 (MOVE_RATIO): Use it.
949 * config/h8300/h8300.c (h8300_move_ratio): New variable.
950 (h8300_init_once): Initialize it.
951 (h8300_reg_class_from_letter): New function.
952 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
953 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
954 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
955 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
956 (movstrsi, movmd): New expanders.
957 (movmd_internal): New insn.
958 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
959 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
960 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
961 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
962 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
963 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
964 * config/h8300/h8300.c (nibble_operand): Fix warning.
965 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
966 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
967 (movsf_h8300h): Disable for TARGET_H8300SX.
968 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
969 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
970 h8300_stm_parallel and h8300_return_parallel.
971 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
972 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
973 h8300_stm_parallel, h8300_return_parallel): New functions.
974 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
975 if TARGET_H8300SX. Use h8300_push_pop.
976 (h8300_expand_epilogue): Likewise. Try to merge the return insn
977 and final pop when generating h8sx code. Always emit some form
979 * config/h8300/h8300.md: Don't enforce register alignment in
980 stm peepholes if TARGET_H8300SX.
981 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
982 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
983 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
984 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
985 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
986 (MULTILIB_DIRNAMES): Add a directory for it.
987 (MULTILIB_MATCHES): Delete.
988 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
989 * final.c (walk_alter_subreg): Handle addresses with subregs
990 inside a ZERO_EXTEND or AND.
991 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
992 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
994 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
995 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
996 @(dd,Rn.w) and @(dd,ERn.L).
997 (h8300_displacement_size): Take the whole address as argument.
998 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
999 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
1000 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
1001 (h8sx_mergeable_memrefs_p): Declare.
1002 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
1003 (HAVE_PRE_INCREMENT): Likewise.
1004 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
1005 addresses for TARGET_H8300SX,
1006 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
1008 (movb_length_table, movl_length_table): New tables.
1009 (movw_length_table): Define to movb_length_table.
1010 (h8300_displacement_size): New, split out from...
1011 (h8300_classify_address): ...here. Handle pre/post inc/dec.
1012 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
1013 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
1014 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
1015 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
1016 (compute_plussi_length, compute_plussi_cc): Update accordingly.
1017 (h8sx_unary_shift_operator): Get the mode from the operator.
1018 (binary_shift_operator): Likewise.
1019 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
1020 a memory reference, check whether the reference is offsettable.
1021 (length_table): Add movb, movw and movl.
1022 (movqi): Add new h8sx pattern. Don't force one operand to be a
1023 register when generating h8sx code.
1024 (movhi, movsi, movsf): Likewise.
1025 (movstrictqi): Use the length_table attribute.
1026 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
1027 (addqi3): Split into a define_expand and define_insn. Don't accept
1028 memory operands in the expander. Use h8300_operands_match_p to
1029 check for matching operands in the define_insn.
1030 (subqi3, negqi2, one_cmplqi2): Likewise.
1031 (add[hs]i3): Don't accept memory operands in the expander. Likewise
1032 in any patterns that are unused in h8sx code. In the h8sx patterns,
1033 use h8300_operands_match_p to check whether operands match.
1034 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
1035 one_cmpl[hs]i3): Likewise.
1036 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
1038 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
1039 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
1040 (h8300_insn_length_from_table): Add a second parameter.
1041 (output_h8sx_shift): Declare.
1042 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
1043 (EXTRA_CONSTRAINT): Replace with...
1044 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
1045 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
1046 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
1047 and h8sx_binary_shift_operator.
1048 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
1050 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
1051 (bit_memory_operand, fix_bit_operand): Likewise.
1052 (h8300_length_table_for_insn): Remove.
1053 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
1055 (h8300_short_immediate_length, h8300_binary_length): New functions.
1056 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
1057 (output_plussi): Use sub to add negative constants.
1058 (compute_plussi_length): Adjust accordingly.
1059 (h8sx_single_shift_type): New enum.
1060 (h8sx_single_shift, h8sx_unary_shift_operator,
1061 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
1062 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
1063 single h8sx instruction. Return false in this case.
1064 * config/h8300/h8300.md (length_table): Add short_immediate.
1065 (length): Pass the operand array to h8300_insn_length_from_table.
1066 (adjust_length): Assume "no" for insns with a length_table attribute.
1067 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
1068 (*addhi3_h8300hs): Don't use for h8sx.
1069 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
1071 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
1072 1's predicate to nonimmediate_operand. Only skip default expansion
1073 if expand_a_shift or expand_a_rotate returns true. Add new patterns
1074 for single h8sx shift instructions.
1075 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
1076 * config/h8300/h8300.c (nibble_operand): Split out of...
1077 (reg_or_nibble_operand): ... this.
1078 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
1079 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
1080 umulhisi3): Introduce expand, and introduce separate insns for
1081 sign- or zero-extended REG and already-extended CONST_INT.
1082 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
1083 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
1084 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
1085 (subhi3): Likewise. Don't accept immediates for operand 1.
1086 Remove the early clobber from second alternative of the h8300s pattern.
1087 (subsi3): Generalize for h8sx. Force operand 2 into a register
1088 on plain h8300 targets.
1089 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
1090 (subsi3_h8300h): Generalize for h8sx.
1091 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
1092 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
1093 * config/h8300/h8300.c (reg_or_nibble_operand): New.
1094 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
1095 (TARGET_H8300SXMUL): New.
1096 (CONST_OK_FOR_P): New.
1097 (CONST_OK_FOR_LETTER_P): Adjust.
1098 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
1099 umulhisi3): Accept 4-bit immediate on H8SX.
1100 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
1101 (udivsi3, divhi3, udivsi3, divsi3): New.
1102 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
1103 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
1104 * config/h8300/h8300.h (OK_FOR_Q): New macro.
1105 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
1106 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
1107 Add ADDRESSOF to the bit_operand entry.
1108 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
1109 (h8300_src_operand): Likewise.
1110 (bit_operand): Check nonimmediate_operand rather than general_operand.
1111 Accept any nonimmediate_operand in h8sx code.
1112 (h8300_and_costs): Initialize operands[1].
1113 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
1114 (h8300_operand_class): New enum.
1115 (h8300_length_table): New typedef.
1116 (addb_length_table, addw_length_table, addl_length_table,
1117 logicl_length_table): New tables.
1118 (logicb_length_table, logicw_length_table): New macros.
1119 (h8300_classify_operand, h8300_length_from_table,
1120 h8300_length_table_for_insn, h8300_unary_length,
1121 h8300_insn_length_from_table): New functions.
1122 (output_plussi): Only use adds and subs for register destinations.
1123 Disable redundant clause.
1124 (compute_plussi_cc): Likewise.
1125 (compute_plussi_length): Likewise. Use h8300_length_from_table
1126 to work out the length of an insn.
1127 (output_logical_op): Only use narrower immediate instructions
1128 if the destination is a register.
1129 (compute_logical_op_cc): Likewise.
1130 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
1131 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
1132 * config/h8300/h8300.md (length_table): New attribute.
1133 (length): When an instruction has a length_table attribute, use
1134 h8300_insn_length_from_table to calculate its default length.
1135 (cmpqi): Use h8300_dst_operand for the first operand and
1136 h8300_src_operand for the second.
1137 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
1138 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
1139 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
1140 iorsi3, xorhi3, xorsi3): Likewise.
1141 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
1142 so that it allows any combination of operands for TARGET_H8300SX.
1143 (iorqi3, xorqi3): Likewise.
1144 (cmpqi): Use the length_table attribute.
1145 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
1146 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
1147 (cmpqi): Add 'Q' constraint.
1148 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
1149 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
1150 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
1151 * config/h8300/h8300.h (MASK_H8300SX): New macro.
1152 (TARGET_H8300S): True for both -ms and -msx.
1153 (TARGET_H8300SX): New macro.
1154 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
1155 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
1156 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
1157 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
1159 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
1160 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
1161 16-bit pointers and 32-bit ints.
1162 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
1163 CONST_DOUBLE with mode no wider than SImode.
1164 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
1166 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
1167 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
1169 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
1170 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
1171 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
1173 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
1175 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
1177 2004-07-07 Per Bothner <per@bothner.com>
1179 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
1181 2004-07-07 Mike Stump <mrs@apple.com>
1183 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
1184 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
1185 (machopic_finish): Likewise.
1187 2004-07-07 Richard Henderson <rth@redhat.com>
1189 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
1190 through any value-preserving cast.
1192 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
1194 * function.c (assign_parm_find_data_types): Call
1195 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
1197 2004-07-07 Steven Bosscher <stevenb@suse.de>
1199 * tree-cfg.c (group_case_labels): Remove case labels that have
1200 the same target as the default case.
1202 2004-07-07 Steven Bosscher <stevenb@suse.de>
1204 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
1205 regardless of DECL_LANG_SPECIFIC being present or not.
1206 * tree.h (DECL_NUM_STMTS): Purge.
1208 2004-07-07 Andrew Pinski <apinski@apple.com>
1210 * configure: Regenerate with the right autoconf.
1212 2004-07-07 David Edelsohn <edelsohn@gnu.org>
1214 * ifcvt.c (total_bb_rtx_cost): New function.
1215 (find_if_case_1): Compare rtx_cost of basic block to cost of
1217 (find_if_case_2): Same.
1219 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1222 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
1223 (output_return): Likewise.
1224 (output_sibcall): Abort if !flag_delayed_branch.
1225 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
1226 (emit_and_preserve): New function.
1227 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
1228 indirect jump to the thunked-to function if !flag_delayed_branch.
1229 * config/sparc/sparc.md (delayed_branch): New attribute.
1230 (load_pcrel_sym): Honor flag_delayed_branch. Use above
1231 attribute to compute the length of the insn.
1232 (goto_handler_and_restore): Likewise.
1234 2004-07-07 Andrew Pinski <apinski@apple.com>
1236 PR tree-optimization/15777
1237 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
1239 * expr.c (expand_expr_real_1): Fix formating.
1240 BUFFER_REF and IN_EXPR are dead.
1241 * fold-const.c (non_lvalue): BUFFER_REF is dead.
1242 * tree-inline.c (estimate_num_insns_1): Likewise.
1243 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
1244 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
1245 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
1247 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
1249 * collect2.c (dump_file): Don't call cplus_demangle if
1250 HAVE_LD_DEMANGLE is defined.
1251 (main): Pass "--demangle" to ld if no_demangle is not 0 and
1252 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
1253 if HAVE_LD_DEMANGLE is defined.
1255 * configure.ac (--with-demangler-in-ld): Added
1256 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
1257 --with-demangler-in-ld is used.
1258 * config.in: Regenerated.
1259 * configure: Likewise.
1261 2004-07-07 Roger Sayle <roger@eyesopen.com>
1263 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
1264 for simple floating point operations "fp", double precision
1265 multiplication "dmul", and single and double precision division
1266 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
1267 (ppc630_cost): New table split from ppc620_cost, to distinguish
1268 differences in floating point latencies.
1269 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
1270 (rs6000_rtx_costs): Add support for single and double precision
1271 floating point addition, subtraction, multiplication, division,
1272 fused-multiply-add, fused-multiply-sub, negation, absolute value
1273 and negative absolute value. Tweak MEM case to use prefered idiom.
1275 2004-07-07 Richard Henderson <rth@redhat.com>
1277 * tree-flow-inline.h (may_propagate_copy): Move...
1278 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
1279 attempt to copy between types requiring conversion.
1280 * tree-flow.h (may_propagate_copy): Update decl.
1281 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
1283 2004-07-07 Jakub Jelinek <jakub@redhat.com>
1285 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
1286 from -mtune= option.
1288 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
1290 * builtins.c: Rename movstr*, except for movstrict*, to
1291 movmem* and clrstr* to clrmem*.
1294 * genopinit.c: Likewise.
1295 * integrate.c: Likewise.
1296 * local-alloc.c: Likewise.
1297 * optabs.c: Likewise.
1298 * optabs.h: Likewise.
1299 * config/alpha/alpha.h: Likewise.
1300 * config/alpha/alpha.md: Likewise.
1301 * config/arm/arm-protos.h: Likewise.
1302 * config/arm/arm.c: Likewise.
1303 * config/arm/arm.md: Likewise.
1304 * config/avr/avr.md: Likewise.
1305 * config/c4x/c4x.c: Likewise.
1306 * config/c4x/c4x.md: Likewise.
1307 * config/frv/frv.md: Likewise.
1308 * config/i386/i386-protos.h: Likewise.
1309 * config/i386/i386.c: Likewise.
1310 * config/i386/i386.h: Likewise.
1311 * config/i386/i386.md: Likewise.
1312 * config/i860/i860.c: Likewise.
1313 * config/i860/i860.md: Likewise.
1314 * config/ip2k/ip2k.md: Likewise.
1315 * config/ip2k/libgcc.S: Likewise.
1316 * config/ip2k/t-ip2k: Likewise.
1317 * config/m32r/m32r.c: Likewise.
1318 * config/m32r/m32r.md: Likewise.
1319 * config/mcore/mcore.md: Likewise.
1320 * config/mips/mips.c: Likewise.
1321 * config/mips/mips.md: Likewise.
1322 * config/ns32k/ns32k.c: Likewise.
1323 * config/ns32k/ns32k.h: Likewise.
1324 * config/ns32k/ns32k.md: Likewise.
1325 * config/pa/pa.c: Likewise.
1326 * config/pa/pa.md: Likewise.
1327 * config/pdp11/pdp11.h: Likewise.
1328 * config/pdp11/pdp11.md: Likewise.
1329 * config/rs6000/rs6000.c: Likewise.
1330 * config/rs6000/rs6000.md: Likewise.
1331 * config/s390/s390-protos.h: Likewise.
1332 * config/s390/s390.c: Likewise.
1333 * config/s390/s390.md: Likewise.
1334 * config/sh/lib1funcs.asm: Likewise.
1335 * config/sh/sh.c: Likewise.
1336 * config/sh/sh.md: Likewise.
1337 * config/sh/t-sh: Likewise.
1338 * config/sparc/sparc.h: Likewise.
1339 * config/vax/vax.md: Likewise.
1340 * config/xtensa/xtensa.c: Likewise.
1341 * config/xtensa/xtensa.md: Likewise.
1342 * doc/invoke.texi: Likewise.
1343 * doc/md.texi: Likewise.
1344 * doc/rtl.texi: Likewise.
1346 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
1349 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
1350 * config/mips/mips.c (mips_declare_common_object): New function,
1351 mostly split out from...
1352 (mips_output_aligned_decl_common): ...here.
1353 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
1354 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
1355 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
1356 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
1358 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1361 * function.c (assign_parms): Fix typo from previous change.
1363 2004-07-07 Jason Merrill <jason@redhat.com>
1366 * doc/extend.texi (C++ Interface): Correct information and
1369 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
1374 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
1377 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1380 * config/m32r/m32r.c (m32r_function_symbol): New function:
1381 Generate a symbol name RTX with the correct m32r specific flags
1383 (block_move_call): Use new function to generate correct symbol.
1384 * config/m32r/m32r-protos.h: Add prototype for new funcion.
1385 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
1388 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
1390 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
1391 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
1392 TYPE_BINFO_BASETYPE): Remove.
1393 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
1395 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
1397 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
1398 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
1399 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
1400 (struct tree_binfo): Rename base_types to base_binfos.
1401 * alias.c (record_component_aliases): Adjust BINFO macros.
1402 * dbxout.c (dbxout_type): Likewise.
1403 * dwarf2out.c (gen_member_die): Likewise.
1404 * sdbout.c (sdbout_one_type): Likewise.
1405 * tree-dump.c (deque_and_dump): Likewise.
1406 * config/i386/i386.c (classify_argument,
1407 contains_128bit_aligned_vector_p): Likewise.
1409 2004-07-07 Nick Clifton <nickc@redhat.com>
1411 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
1412 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
1414 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
1416 * vec.h: Fix the example use.
1418 2004-07-06 Richard Henderson <rth@redhat.com>
1420 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
1421 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
1422 * tree-inline.c (copy_body_r, setup_one_parameter,
1423 initialize_inlined_parameters, expand_call_inline,
1424 declare_inline_vars): Don't check it.
1425 (expand_calls_inline): Remove old version, rename new version
1426 from gimple_expand_calls_inline.
1427 * tree-optimize.c (execute_gimple): Remove.
1428 (pass_gimple): Don't run anything.
1430 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
1432 * doc/sourcebuild.texi: Use semicolons instead of commas in
1435 2004-07-06 Richard Henderson <rth@redhat.com>
1437 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
1438 (sra_walk_modify_expr, scan_init): Likewise.
1439 (generate_element_zero): Check visited before scanning children.
1440 (generate_element_init): Set visited on error.
1441 (scalarize_init): Handle generate_element_init failure similar
1444 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
1446 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
1447 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
1449 2004-07-06 Richard Henderson <rth@redhat.com>
1451 * config/i386/i386.c (legitimize_pic_address): Make static.
1452 (legitimize_address): Handle CONST with TLS operand.
1453 (ix86_expand_move): Don't call legitimize_pic_address directly.
1454 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
1456 2004-07-06 Roger Sayle <roger@eyesopen.com>
1458 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
1459 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
1460 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
1461 is currently executed unconditionally, i.e. not in "else_bb".
1463 2004-07-06 Steven Bosscher <stevenb@suse.de>
1465 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
1466 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1467 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
1468 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1469 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
1470 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1471 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
1472 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1473 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
1474 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1475 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
1476 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1477 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
1478 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1479 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
1480 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1482 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
1484 * dojump.c (do_jump): REFERENCE_EXPR is dead.
1485 * expr.c (expand_expr_real_1): Ditto.
1486 * tree-inline.c (estimate_num_insns_1): Ditto.
1487 * tree-pretty-print.c (dump_generic_node): Ditto.
1491 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
1493 * tree-ssa-pre.c (reference_node_pool): New pool.
1494 (find_or_generate_expression): Class 'r' is okay too.
1495 (create_value_expr_from): Ditto.
1496 (add_to_sets): LHS should not include vuses.
1498 (compute_avail): Reverse ordering of tests.
1499 Valuize INDIRECT_REF as well.
1501 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
1503 PR rtl-optimization/16380
1504 * loop.c (check_dbra_loop): Sink comparison instructions if they
1505 do something other than set cc0.
1507 2004-07-06 James E Wilson <wilson@specifixinc.com>
1509 * doc/interface.texi (longjmp and automatic variables): Delete
1510 paragraph recommending taking the address of a variable.
1512 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
1514 * vec.h (VEC_embedded_alloc): Remove.
1515 (VEC_embedded_size, VEC_embedded_init): New.
1516 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
1518 (VEC_truncate): New.
1519 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
1520 (vec_embedded_alloc): Remove.
1521 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
1522 (vec_embedded_alloc): Remove.
1524 2004-07-06 Mark Mitchell <mark@codesourcery.com>
1526 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
1527 (gt-langhooks.h): Remove.
1529 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
1531 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
1533 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1535 * config/sparc/sparc.c (get_pc_symbol): Rename into
1536 add_pc_to_pic_symbol.
1537 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
1538 (load_pic_register): Account for previous changes.
1539 Use reg_names. Don't create the label twice.
1540 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
1541 UNSPEC_LOAD_PCREL_SYM.
1542 (get_pc): Rename into load_pcrel_sym. Add predicate to
1543 operands. Remove condition.
1545 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
1547 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
1548 RECORD, UNION & QUAL_UNION is actually a binfo.
1550 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
1551 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
1552 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
1553 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
1554 * dwarf2out.c (add_data_member_location_attribute): Likewise.
1555 (gen_inheritance_die): Likewise.
1556 * tree-dump.c (deque_and_dump): Likewise.
1557 * doc/c-tree.texi (Binfos): Add under reconstruction note.
1559 2004-07-06 Steven Bosscher <stevenb@suse.de>
1561 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
1563 * config/mcore/mcore.md: Model memory latency with a simple DFA
1564 pipeline description instead of a define_function_unit.
1566 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1568 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
1569 * langhooks.h (var_mod_type_p): Likewise.
1570 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
1571 * expr.c (count_type_elements): Properly handle return from
1572 array_type_nelts and properly test for overflow.
1573 * gimplify.c (gimplify_init_constructor): Properly handle return
1574 from array_type_nelts.
1575 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
1576 * integrate.c (copy_decl_for_inlining): Correct comments.
1577 * tree-inline.c (remap_decl): Update comments, remove dead code,
1578 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
1579 (remap_type): Only remap if variably modified by vars in function
1581 (copy_body_r): Use compatible_type langhooks to see when can fold.
1582 (setup_one_parameter): Don't remap type.
1583 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
1584 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
1585 compute TREE_INVARIANT for decl case.
1586 (find_var_from_fn): New function.
1587 (variably_modified_type_p): Add arg and call new function.
1588 * tree.h (variably_modified_type_p): Add extra arg.
1590 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1592 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
1593 (goto_handler_and_restore_v9): Delete disabled insn.
1594 (goto_handler_and_restore_v9_sp64): Likewise.
1596 2004-07-05 Roger Sayle <roger@eyesopen.com>
1598 * calls.c (load_register_parameters): Call expand_shift instead
1599 of expand_binop with ashl_optab (or other shift optab) directly.
1600 * expr.c (emit_group_load, emit_group_store): Likewise.
1601 * function.c (assign_parm_setup_block): Likewise.
1602 * stmt.c (shift_return_value): Likewise.
1604 2004-07-05 Jakub Jelinek <jakub@redhat.com>
1606 * expr.c (expand_assignment): Disable the bitfield += optimizations.
1608 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
1610 * doc/sourcebuild.texi: Revert previous patch.
1612 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
1614 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
1615 TARGET_MEM_FUNCTIONS.
1616 * system.h: Poison TARGET_MEM_FUNCTIONS.
1617 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
1618 bcmp_libfunc, bzero_libfunc): Remove.
1619 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
1621 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
1622 * doc/standards.texi: Don't mention calling BSD string functions.
1623 * doc/invoke.texi: Likewise. Mention that memmove may be called.
1624 * config/vax/t-memfuncs: New.
1625 * config/memcmp.c, config/memcpy.c, config/memmove.c,
1626 config/memset.c: New.
1627 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
1628 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
1630 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
1631 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
1632 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
1633 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
1634 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
1635 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
1636 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
1637 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
1638 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
1639 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
1641 2004-07-05 Richard Henderson <rth@redhat.com>
1643 * function.c (assign_parm_setup_reg): Properly rename variables in
1644 FUNCTION_ARG_CALLEE_COPIES section.
1646 2004-07-05 Zack Weinberg <zack@codesourcery.com>
1648 * tree-mudflap.c: Include cgraph.h.
1649 (mf_init_extern_trees): Rename to mudflap_init. Export.
1650 Rewrite to create synthetic declarations instead of looking
1651 up declarations from mf-runtime.h.
1652 (mf_make_builtin, mf_make_cache_struct_type): New functions.
1653 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
1655 (execute_mudflap_function_decls, mudflap_register_call):
1656 Don't call mf_init_extern_trees.
1657 (mudflap_finish_file): Use cgraph_build_static_cdtor.
1659 * tree-mudflap.h: Update prototypes.
1660 * c-mudflap.c: Delete file.
1661 * c-common.c: Include tree-mudflap.h.
1662 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
1663 * Makefile.in: Remove all references to c-mudflap.o.
1664 Update dependencies.
1666 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1668 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
1669 displacements with the spatial-locality cache-control completer.
1671 2004-07-05 Zack Weinberg <zack@codesourcery.com>
1673 * langhooks.c: Don't include gt-langhooks.h.
1674 (var_labelno): Delete.
1675 (lhd_set_decl_assembler_name): Do not append a distinguishing
1676 number to file-scope internal-linkage declarations for the first
1677 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
1678 the declaration itself (if at block scope), or its containing
1679 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
1682 * opts.c (cur_in_fname): New global.
1683 * opts.h: Declare it.
1684 * tree.c: Include opts.h.
1685 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
1686 DECL_UID equal to cur_in_fname.
1687 (copy_node_stat): Do not change DECL_UID when copying a
1688 TRANSLATION_UNIT_DECL.
1689 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
1690 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
1692 * c-decl.c (c_static_assembler_name): Delete.
1693 * c-tree.h (c_static_assembler_name): Delete prototype.
1694 * c-lang.c, objc/objc-lang.c: Don't override
1695 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
1697 * Makefile.in (tree.o): Update dependencies.
1698 (GTFILES): Remove langhooks.c.
1700 2004-07-05 Roger Sayle <roger@eyesopen.com>
1702 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
1703 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
1704 Normalize "X % C" as "X % -C" for signed modulus and negative C.
1705 Optimize "X % -Y" as "X % Y" for signed modulus.
1706 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
1707 into "((unsigned) X % Y) == 0".
1709 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
1711 * sourcebuild.texi (Config Fragments): Use @comma{} in
1712 cross-reference to section title.
1714 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1716 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
1717 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
1718 (gimplify_target_expr, gimplify_expr): Likewise.
1719 (copy_if_shared_r): No longer need special case for BIND_EXPR.
1720 (unshare_body, unvisit_body): Only look at nested if BODY_P is
1722 (gimplify_compound_lval): See if we can strip any useless conversion.
1723 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
1725 (gimplify_modify_expr_to_memset): Likewise.
1726 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
1727 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
1728 (declare_inline_vars): Likewise.
1729 (walk_type_fields): New function.
1730 (walk_tree): Use it.
1731 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
1733 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
1734 (sra_walk_modify_expr): Allow init function to fail.
1735 (scan_init): Now returns bool.
1736 (generate_element_init): If can't understand INIT, return false.
1737 (scalarize_init): Return false if generate_element_init does.
1739 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
1742 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
1743 bounds if bounds aren't constant.
1745 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
1747 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
1748 to type hooks; remove bogus PARAMS.
1750 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
1752 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
1753 * dwarf2out.c (add_data_member_location_attribute): Check for
1755 * tree.c (tree_node_kinds): Add "binfos".
1756 (binfo_lang_slots): New.
1757 (make_node_stat): Add TREE_BINFO.
1758 (make_tree_binfo_stat): New.
1759 (tree_node_structure): Add TREE_BINFO.
1760 * tree.def (TREE_BINFO): New.
1761 * tree.h (REC_OR_UNION_CHECK): Rename to ...
1762 (RECORD_OR_UNION_CHECK): ... here.
1763 (NOT_RECORD_OR_UNION_CHECK): New.
1764 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
1765 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
1766 RECORD_OR_UNION_CHECK.
1767 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
1768 (TYPE_LANG_SLOT_1): New.
1769 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
1770 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
1771 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
1772 (BINFO_ELTS): Remove.
1773 (BINFO_LANG_SLOT): New.
1774 (struct tree_binfo): New.
1775 (binfo_lang_slots): Declare.
1776 (enum tree_node_structure_enum): Add TS_BINFO.
1777 (union tree_node): Add binfo.
1778 (make_tree_binfo_stat): Declare.
1779 (make_tree_binfo): New.
1780 (enum tree_node_kind): Add binfo_kind.
1782 * objc/objc-act.c (start_class, objc_declare_protocols,
1783 start_protocols): Use TYPE_LANG_SLOT_1.
1784 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
1786 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
1787 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
1788 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
1789 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
1791 2004-07-05 Steven Bosscher <stevenb@suse.de>
1793 * rtl.h (struct rtx_def): Remove the integrated flag.
1794 Use the return_val flag for MEM_SCALAR_P.
1795 Reshuffle and update flags in CLEAR_RTX_FLAGS.
1797 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
1800 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
1801 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
1804 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
1806 * var-tracking.c: Fix some comments.
1807 (frame_stack_adjust): New.
1808 (vt_stack_adjustments): Init stack_adjust of entry block to
1809 minus stack adjustment of function prologue.
1810 (adjust_stack_reference): Do not adjust if adjustment == 0.
1811 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
1812 (emit_notes_in_bb): Likewise.
1813 (vt_add_function_parameters): Do not adjust locations of
1815 (vt_initialize): Compute the stack adjustment of function
1816 prologue and offset the initial "location" of frame_base_decl
1817 from the stack pointer after prologue.
1819 2004-07-04 Richard Henderson <rth@redhat.com>
1821 * function.c (struct assign_parm_data_all): New.
1822 (struct assign_parm_data_one): New.
1823 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
1824 assign_parm_find_data_types, assign_parms_setup_varargs,
1825 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
1826 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
1827 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
1828 assign_parm_setup_block, assign_parm_setup_reg,
1829 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
1830 (assign_parms): ... here.
1832 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
1834 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
1835 now are bitmap_set_t's.
1836 (bitmap_insert_into_set): No point in inserting the value if
1838 (bitmap_set_contains): New function.
1839 (bitmap_set_replace_value): Add comment on why we do it
1841 (set_contains): Removed.
1842 (bitmap_set_subtract_from_value_set): New name of
1843 set_subtract now that it's arguments are two different
1846 (bitmap_find_leader): Change algorithm used.
1847 (find_or_generate_expression): Update use of functions for new
1849 (create_expression_by_pieces): Ditto.
1850 (insert_aux): Ditto.
1852 (add_to_sets): Ditto.
1854 (execute_pre): Ditto.
1855 (compute_avail): Ditto.
1856 Also ignore virtual phis.
1858 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
1860 * combine.c (simplify_comparison): Fix comment typo.
1862 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1864 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
1865 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
1866 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
1867 (output_restore): Change parameter from 'insn' to 'pat'.
1868 (output_return): Adjust call to output_restore.
1869 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
1870 Adjust call to output_restore.
1872 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
1874 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
1875 and assert system is bsd.
1877 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
1879 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
1880 (TARGET_SWITCHES): Remove -mdebugc.
1881 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
1882 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
1883 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
1884 (sle_[sd]i_reg): Delete.
1886 2004-07-04 Steven Bosscher <stevenb@suse.de>
1888 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
1890 * config/iq2000/iq2000.md: Translate old pipeline description to an
1893 2004-07-04 Roger Sayle <roger@eyesopen.com>
1895 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
1896 Ensure the replacement rhs is valid gimple before performing
1897 the substitution. Return false if these sanity checks fail.
1898 (fold_stmt): Only set changed to true, if set_rhs returns true.
1899 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
1902 2004-07-04 Richard Henderson <rth@redhat.com>
1905 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
1907 2004-07-04 Mark Mitchell <mark@codesourcery.com>
1909 * configure.ac (ranlib_flags): New variable.
1910 * Makefile.in (RANLIB_FLAGS): New variable.
1911 (libbackend.a): Use it.
1912 * configure: Regenerated.
1914 2004-07-04 Roger Sayle <roger@eyesopen.com>
1916 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
1917 a "sign mask" instead of using ashr_optab directly.
1919 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
1921 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
1922 * doc/cppopts.texi: Clarify processing of command-line defines.
1924 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
1926 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
1928 2004-07-04 Richard Henderson <rth@redhat.com>
1930 * rtl.def (ADDRESSOF): Remove.
1931 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
1932 (find_base_term, memrefs_conflict_p): Likewise.
1933 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
1934 (fold_rtx, cse_insn, set_live_p): Likewise.
1935 * dwarf2out.c (mem_loc_descriptor): Likewise.
1936 (add_location_or_const_value_attribute): Likewise.
1937 * emit-rtl.c (copy_insn_1): Likewise.
1938 * explow.c (memory_address): Likewise.
1939 * expmed.c (store_split_bit_field): Likewise.
1940 * expr.c (expand_expr_real_1): Likewise.
1941 * function.c (instantiate_decl
1942 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
1943 * genrecog.c (preds, validate_pattern): Likewise.
1944 * integrate.c (copy_rtx_and_substitute): Likewise.
1945 * recog.c (general_operand, register_operand): Likewise.
1946 (memory_address_p): Likwise.
1947 * reload1.c (eliminate_regs, elimination_effects): Likewise.
1948 * rtl.c (copy_rtx): Likewise.
1949 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
1950 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
1951 * rtlhooks.c (gen_lowpart_general): Likewise.
1952 * stmt.c (expand_asm_operands): Likewise.
1953 * web.c (entry_register, replace_ref, web_main): Likewise.
1954 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
1955 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
1956 * config/arm/arm.c (thumb_rtx_costs): Likewise.
1957 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
1958 * config/frv/frv.c (move_destination_operand, move_source_operand,
1959 condexec_dest_operand, condexec_source_operand,
1960 condexec_memory_operand): Likewise.
1961 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
1962 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
1963 (destination_xfmode_operand): Likewise.
1964 * config/mips/mips.h (PREDICATE_CODES): Likewise.
1965 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
1966 * config/s390/s390.c (general_s_operand): Likewise.
1967 * config/s390/s390.md (mov*): Likewise.
1968 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
1970 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
1971 * expr.c (expand_expr_real_1): Likewise.
1972 * stmt.c (expand_decl): Likewise.
1973 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1975 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
1976 postponed_insns, put_var_into_stack, put_reg_into_stack,
1977 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
1978 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
1979 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
1980 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
1981 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
1982 purge_bitfield_addressof_replacements, purge_addressof_replacements,
1983 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
1984 struct insns_for_mem_walk_info, insns_for_mem_walk,
1985 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
1986 setjmp_protect_args): Remove.
1987 (push_function_context_to): Don't handle var_refs_queue.
1988 (pop_function_context_from, free_after_compilation): Likewise.
1989 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
1990 (assign_parms, allocate_struct_function): Likewise.
1991 (use_register_for_decl): New.
1992 (expand_function_end): Don't setjmp_protect.
1993 * function.h (struct emit_status): Update commentary.
1994 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
1995 (max_parm_reg, parm_reg_stack_loc): Remove.
1996 * passes.c (DFI_addressof): Remove.
1997 (dump_file_info): Remove addressof.
1998 (rest_of_handle_addressof): Remove.
1999 (rest_of_compilation): Don't call it.
2000 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
2001 * stmt.c (expand_decl): Use use_register_for_decl.
2002 * tree.h: Update decls.
2003 * web.c (mark_addressof): Remove.
2004 * doc/invoke.texi (-dF): Remove.
2006 2004-07-03 Richard Henderson <rth@redhat.com>
2008 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
2009 instead of gen_mem_addressof.
2010 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
2011 TImode output register.
2013 2004-07-03 Richard Henderson <rth@redhat.com>
2015 PR tree-optimization/16341
2016 * tree-sra.c (sra_walk_function): Increment to next stmt before
2017 processing the current stmt.
2018 (sra_insert_after): Always use BSI_SAME_STMT.
2020 2004-07-03 Richard Henderson <rth@redhat.com>
2022 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
2025 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
2027 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
2028 with tree_int_cst_equal.
2030 2004-07-03 Andreas Schwab <schwab@suse.de>
2032 * config/ia64/ia64.md: Define new attribute "empty".
2033 (prologue_use, nop_x, insn_group_barrier): Set it.
2035 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
2036 skip over "empty" insns.
2038 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2040 * tree-inline.c (initialize_inlined_parameters): Pass proper function
2041 context to gimplify_body.
2042 (walk_tree): Don't walk into types twice.
2043 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
2045 * tree-sra.c (generate_element_init): Remove any useless conversions.
2047 * gimplify.c (gimplify_conversion): Remove stripping useless
2048 conversions from here.
2049 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
2050 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
2051 Unshare before substituting PLACEHOLDER_EXPR.
2052 (gimplify_modify_expr_to_memset): Likewise.
2053 Pass address of TO to memset, not TO itself.
2054 (gimplify_init_constructor): Make copy of OBJECT so we have it each
2055 time we make an expression (to match a PLACEHOLDER_EXPR).
2057 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
2058 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
2059 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
2060 * tree-ssa-dom.c (local_fold): Likewise.
2062 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
2063 * langhooks.h (strct lang_hooks): New field type_max_size.
2064 * function.c (assign_temp): Call it.
2066 2004-07-03 Steven Bosscher <stevenb@suse.de>
2068 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
2069 * config/sh/sh.md: Convert the SH1 pipeline description to
2072 2004-07-02 Zack Weinberg <zack@codesourcery.com>
2074 * c-decl.c (struct c_binding): Remove contour field; add
2075 depth, invisible, nested fields.
2076 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
2077 (B_IN_EXTERNAL_SCOPE): New convenience macros.
2078 (bind): Add invisible and nested arguments. Initialize
2079 new fields of struct c_binding; adjust loop scanning for
2081 (free_binding_and_advance): Clear structure with memset.
2082 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
2083 in file scope, even if it's in external scope too.
2084 (pushdecl): Adjust to match. Create invisible file-scope
2085 declarations for block-scope forward declarations of static functions.
2086 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
2087 (undeclared_variable, lookup_label, declare_label, define_label)
2088 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
2089 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
2090 (store_parm_decls_oldstyle): Adjust to match.
2091 (diagnose_mismatched_decls): Correct handling of linkage clashes.
2092 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
2094 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
2095 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
2097 2004-07-02 Richard Henderson <rth@redhat.com>
2099 * c-decl.c (grokdeclarator): Don't frob current_function_decl
2100 around variable_size.
2101 (set_decl_nonlocal): Remove.
2102 (store_parm_decls): Add stmts for pending sizes.
2103 * calls.c (calls_function, calls_function_1): Remove.
2104 (precompute_arguments): Don't call it.
2105 * cfgexpand.c (set_save_expr_context): Remove.
2106 (tree_expand_cfg): Don't call it.
2107 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
2108 (dwarf2out_finish): Likewise.
2109 * expr.c (emit_block_move): Adjust addresses to BLKmode.
2110 (store_constructor): Don't pre-evaluate SAVE_EXPR.
2111 (safe_from_p): Don't queue SAVE_EXPRs.
2112 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
2113 or build plain VAR_DECLs.
2114 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
2116 (fold_checksum_tree): Don't special-case SAVE_EXPR.
2117 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
2118 (put_var_into_stack): Don't handle SAVE_EXPR.
2119 (gen_mem_addressof): Likewise.
2120 * function.h (struct function): Remove x_save_expr_regs.
2121 (save_expr_regs): Remove.
2122 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
2123 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
2124 * stor-layout.c (variable_size): Don't set it.
2125 (force_type_save_exprs, force_type_save_exprs_1): Remove.
2126 * tree-inline.c (remap_save_expr): Remove fn argument. Update
2127 all callers. Don't set SAVE_EXPR_CONTEXT.
2128 * tree-inline.h (remap_save_expr): Update decl.
2129 * tree.c (save_expr): Update build size.
2130 (first_rtl_op): Don't handle SAVE_EXPR.
2131 (unsave_expr_1, contains_placeholder_p): Likewise.
2132 (decl_function_context): Likewise.
2133 * tree.def (SAVE_EXPR): Remove args 1 and 2.
2134 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
2135 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
2137 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
2139 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
2140 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
2141 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
2142 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
2143 some first-person references and patronizing comments. Based on
2145 * doc/invoke.texi: Don't reference fortran@gnu.org.
2146 * doc/trouble.texi (Warning when a non-void function value is
2147 ignored): Rewrite. From Russ Allbery and Chris Devers.
2149 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
2151 * tree-ssa-pre.c (bitmap_set_t): New.
2152 (bb_value_sets): avail_out is now a bitmap_set_t.
2153 (bitmap_find_leader): New function.
2154 (bitmap_value_insert_into_set): Ditto.
2155 (bitmap_set_copy): Ditto.
2156 (bitmap_value_replace_in_set): Ditto.
2157 (bitmap_set_contains_value): Ditto.
2158 (bitmap_set_new): Ditto.
2159 (bitmap_set_pool): New pool.
2160 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
2161 (insert_aux): Ditto.
2162 (add_to_sets): Ditto.
2163 (compute_avail): Ditto
2167 (execute_pre): Ditto.
2169 2004-07-02 Roger Sayle <roger@eyesopen.com>
2171 * config/rs6000/rs6000.c (struct processor_costs): New structure
2172 used to hold instruction latencies/sizes for processor types.
2173 (rs6000_cost): New global variable pointing to current CPU's costs.
2174 (rs6000_override_options): Initialize rs6000_cost to point to the
2175 appropriate cost table based upon rs6000_cpu and optimize_size.
2176 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
2179 2004-07-02 Richard Henderson <rth@redhat.com>
2181 * expmed.c (make_tree): Don't use SET_DECL_RTL.
2183 2004-07-02 Steven Bosscher <stevenb@suse.de>
2185 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
2187 2004-07-01 Richard Henderson <rth@redhat.com>
2189 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
2190 (alpha_gp_save_rtx): Use assign_stack_local instead of
2193 2004-07-01 Richard Henderson <rth@redhat.com>
2195 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
2196 (alpha_rtx_cost_data): Update to match.
2197 (alpha_rtx_cost_size): New.
2198 (alpha_rtx_costs): Honor optimize_size.
2200 2004-07-01 Richard Henderson <rth@redhat.com>
2202 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
2203 * cfgexpand.c (tree_expand_cfg): Do it here.
2204 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
2205 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
2206 * config/mips/mips.c (mips_output_mi_thunk): And here.
2207 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
2208 * config/sh/sh.c (sh_output_mi_thunk): And here.
2209 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
2211 2004-07-01 Richard Henderson <rth@redhat.com>
2213 * tree.def (RTL_EXPR): Remove.
2214 * c-typeck.c (lvalue_p): Don't handle it.
2215 * expr.c (safe_from_p): Likewise.
2216 (expand_expr_real_1): Likewise.
2217 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
2218 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
2219 * gengtype.c (adjust_field_tree_exp): Likewise.
2220 * stmt.c (warn_if_unused_value): Likewise.
2221 * tree-gimple.c (recalculate_side_effects): Likewise.
2222 * tree-pretty-print.c (dump_generic_node): Likewise.
2223 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
2224 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
2225 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
2227 * stmt.c (struct stmt_status): Remove x_last_expr_type,
2228 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
2229 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
2230 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
2231 all the bits that tracked last_expr.
2232 (expand_end_bindings): Don't track last_expr.
2233 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
2234 (clear_last_expr): Remove.
2235 (expand_asm): Don't call it.
2236 (expand_asm_operands, expand_end_cond): Likewise.
2237 (expand_naked_return, expand_null_return_1): Likewise.
2238 * c-typeck.c (c_begin_compound_stmt): Likewise.
2239 * cfgexpand.c (expand_block): Use expand_expr_stmt.
2240 * expr.c (expand_expr_real_1): Likewise.
2241 * tree.h: Update prototypes.
2243 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
2244 (struct emit_status): Remove sequence_rtl_expr.
2245 (struct function): Remove x_rtl_expr_chain.
2246 (seq_rtl_expr, rtl_expr_chain): Remove.
2247 * function.c (struct temp_slot): Remove rtl_expr.
2248 (assign_stack_temp_for_type): Don't set it.
2249 (free_temp_slots, pop_temp_slots): Don't check it.
2250 (free_after_compilation): Don't clear x_rtl_expr_chain.
2251 (fixup_var_refs): Don't search it.
2252 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
2253 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
2255 (push_topmost_sequence): Likewise.
2256 (end_sequence, init_emit): Likewise.
2257 (start_sequence_for_rtl_expr): Remove.
2258 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
2259 * rtl.h (preserve_rtl_expr_result): Remove.
2261 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
2263 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
2264 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
2267 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
2269 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
2270 (STANDARD_STARTFILE_PREFIX_2): Define.
2271 (standard_startfile_prefix_1): Initialize to
2272 STANDARD_STARTFILE_PREFIX_1.
2273 (standard_startfile_prefix_2): Initialize to
2274 STANDARD_STARTFILE_PREFIX_2.
2275 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
2276 (STANDARD_STARTFILE_PREFIX_1): Define.
2277 (STANDARD_STARTFILE_PREFIX_2): Define.
2278 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
2279 (STANDARD_STARTFILE_PREFIX_2): Document.
2281 2004-07-01 Richard Henderson <rth@redhat.com>
2283 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
2284 in order to disable scalarization. Instead set a flag and wait
2285 for a candidate decl.
2287 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
2289 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
2290 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
2291 Use terminology "testsuite" and "enumerated".
2293 2004-07-01 Richard Henderson <rth@redhat.com>
2295 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
2296 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
2297 (initial_return_save): Likewise.
2298 (flush_queued_reg_saves): Remap register numbers.
2299 (dwarf2out_return_reg): Likewise.
2301 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2303 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
2305 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
2306 access functions for lower bound and element size and only output
2307 if lower bound nonzero or element size not same as that of type.
2308 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
2310 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2312 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
2314 2004-07-01 Per Bothner <per@bothner.com>
2316 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
2318 2004-07-01 Jakub Jelinek <jakub@redhat.com>
2320 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
2321 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
2322 first operand. Don't optimize if the bitfield is volatile.
2324 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2326 * c-pretty-print.c (pp_c_postfix_expression): Handle
2327 floating-point comparison operators.
2328 (pp_c_expression): Pass floating-point comparison
2329 operators to pp_c_postfix_expression.
2331 2004-07-01 Roger Sayle <roger@eyesopen.com>
2333 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
2334 rtx_cost instead of "had_mult" to determine whether the transformed
2335 expression is cheaper than the original.
2337 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
2339 * alias.c (get_alias_set, canon_rtx, get_addr,
2340 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
2342 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
2343 expand_builtin): Likewise.
2344 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
2346 * combine.c (can_combine_p, combinable_i3pat, try_combine,
2347 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
2348 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
2349 record_dead_and_set_regs_1, get_last_value_validate,
2350 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
2351 * cse.c (check_dependence, canon_hash, equiv_constant,
2352 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
2353 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
2354 count_reg_usage): Likewise.
2355 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
2356 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
2357 cselib_record_sets): Likewise.
2358 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
2359 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
2360 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
2361 * df.c (df_uses_record): Likewise.
2362 * dojump (do_jump): Likewise.
2363 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
2364 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
2365 decl_start_label): Likewise.
2366 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
2367 operand_subword, change_address_1, make_safe_from): Likewise.
2368 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
2369 stabilize, force_not_mem): Likewise.
2370 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
2371 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
2372 * expr.c (convert_move, convert_modes, emit_block_move,
2373 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
2374 emit_move_insn_1, expand_assignment, store_expr,
2375 store_constructor_field, store_constructor, store_field,
2376 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
2378 * final.c (cleanup_subreg_operands, alter_subreg,
2379 get_mem_expr_from_op): Likewise.
2380 * flow.c (notice_stack_pointer_modification_1,
2381 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
2383 * function.c (mark_temp_addr_taken, preserve_temp_slots,
2384 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
2385 optimize_bit_field, flush_addressof, purge_addressof_1,
2386 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
2387 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
2388 keep_stack_depressed): Likewise.
2389 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
2390 noce_process_if_block, find_memory): Likewise.
2391 * integrate.c (subst_constants, allocate_initial_values): Likewise.
2392 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
2393 update_equiv_regs): Likewise.
2394 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
2395 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
2396 * optabs.c (expand_abs, emit_unop_insn): Likewise.
2397 * passes.c (rest_of_handle_final): Likewise.
2398 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
2399 move2add_note_store): Likewise.
2400 * ra-build.c (detect_remat_webs): Likewise.
2401 * ra-debug.c (dump_static_insn_cost): Likewise.
2402 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
2403 * recog.c (validate_change, apply_change_group, cancel_changes,
2404 validate_replace_rtx_1, general_operand, register_operand,
2405 nonmemory_operand, push_operand, pop_operand, memory_operand,
2406 indirect_operand, asm_operand_ok, offsettable_memref_p,
2407 offsettable_nonstrict_memref_p, constrain_operands,
2408 store_data_bypass_p): Likewise.
2409 * reg-stack.c (subst_stack_regs_pat): Likewise.
2410 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
2411 copy_cost, reg_scan_mark_refs): Likewise.
2412 * regmove.c (optimize_reg_copy_3, stack_memref_p,
2413 combine_stack_adjustments_for_block): Likewise.
2414 * regrename.c (copyprop_hardreg_forward_1): Likewise.
2415 * reload.c (can_reload_into, push_reload, decompose, immune_p,
2416 find_reloads, find_reloads_address, find_reloads_address_1,
2417 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
2418 find_equiv_reg): Likewise.
2419 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
2420 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
2421 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
2422 delete_address_reloads): Likewise.
2423 * resource.c (mark_referenced_resources): Likewise.
2424 * rtlanal.c (get_jump_table_offset, count_occurrences,
2425 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
2426 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
2427 num_sign_bit_copies1): Likewise.
2428 * rtlhooks.c (gen_lowpart_general): Likewise.
2429 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
2430 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
2431 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
2432 sdbout_global_decl): Likewise.
2433 * simplify-rtx.c (simplify_subreg): Likewise.
2434 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
2435 expand_anon_union_decl, expand_end_case_type): Likewise.
2436 * unroll.c (calculate_giv_inc): Likewise.
2437 * var-tracking.c (stack_adjust_offset_pre_post,
2438 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
2439 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
2440 vt_add_function_parameters): Likewise.
2441 * varasm.c (make_var_volatile, notice_global_symbol,
2442 assemble_external, decode_addr_const, mark_weak,
2443 default_encode_section_info): Likewise.
2445 2004-07-01 Steven Bosscher <stevenb@suse.de>
2447 * stmt.c (check_seenlabel): Remove.
2448 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
2450 2004-07-01 Richard Henderson <rth@redhat.com>
2452 * function.h (struct function): Remove x_function_call_count.
2453 (function_call_count): Remove.
2454 * calls.c (expand_call): Don't set it.
2455 * integrate.c (copy_rtx_and_substitute): Likewise.
2457 * function.h (struct function): Remove x_cleanup_label.
2458 (cleanup_label): Remove.
2459 * stmt.c (expand_value_return): Don't use it.
2460 * function.c (free_after_compilation): Don't set it.
2461 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
2462 * cfgexpand.c (tree_expand_cfg): Update call.
2463 * tree.h (expand_function_start): Update decl.
2465 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
2468 * c-lang.c (c_initialize_diagnostics): Move from here ...
2469 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
2470 (c_tree_printer): Use pretty-printer to format %T.
2471 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
2472 before '*' if not C++.
2473 (pp_c_direct_abstract_declarator): Don't try to print array upper
2474 bound for flexible array members.
2475 * c-tree.h: Include "diagnostic.h".
2476 (c_initialize_diagnostics): Declare.
2477 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
2478 * c-format.c (format_type_warning): New function. Improve
2479 diagnostics for incorrect format argument types.
2480 (check_format_types): Use it. Add two parameters. Use the
2481 TYPE_MAIN_VARIANT of wanted_type.
2482 (check_format_info_main): Pass new parameters to
2484 (struct format_wanted_type): Update comment.
2486 2004-07-01 Nick Clifton <nickc@redhat.com>
2488 * target.h (struct gcc_target): Add new field to struct cxx:
2489 import_export_class.
2490 * target-def.h (TARGET_CXX): Initialise the new field.
2491 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
2493 * doc/tm.texi: Document the new target hook.
2495 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2497 * builtins.c (fold_builtin_classify): Fix typo.
2499 2004-07-01 Richard Henderson <rth@redhat.com>
2501 * function.c (identify_blocks, identify_blocks_1): Remove.
2502 * function.h (identify_blocks): Remove.
2503 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
2505 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2507 * builtins.c (fold_builtin_classify): New.
2508 (fold_builtin_unordered_cmp): Fix commentary.
2509 (fold_builtin): Use it.
2510 * builtins.def: Define builtins for isnan,
2511 isnanf, isnanl, finite, finitef, finitel,
2512 isinf, isinff, isinfl.
2514 2004-07-01 Richard Henderson <rth@redhat.com>
2516 * function.h (struct function): Remove dont_emit_block_notes.
2517 * gimple-low.c (lower_function_body): Don't set it.
2518 * cfgexpand.c (expand_block): Don't check it.
2519 * cfglayout.c (insn_locators_initialize): Likewise.
2520 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
2521 * passes.c (rest_of_compilation): Likewise.
2522 * stmt.c (expand_start_bindings_and_block): Likewise.
2523 (expand_end_bindings): Likewise.
2525 2004-07-01 Richard Henderson <rth@redhat.com>
2527 * cgraph.h (cgraph_build_static_cdtor): Declare.
2528 * cgraphunit.c (cgraph_build_static_cdtor): New.
2529 * c-objc-common.c (build_cdtor): Use it.
2530 * coverage.c (create_coverage): Likewise.
2531 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
2532 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
2534 See ChangeLog.11 for earlier changes.