| blob | a149bc9674a383ed1c04414653bfdd9944e399e8 |
1 2002-05-17 Kurt Wall <kwall@kurtwerks.com>
3 * doc/install.texi (Testing): Mention two common DejaGnu warnings
4 that can be ignored.
6 2002-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8 * doc/install.texi (Final install): Recommend to install into a
9 "clean" target directory.
11 2002-05-17 Richard Henderson <rth@redhat.com>
13 * config/ia64/ia64.md: Use braced strings instead of quoted strings
14 for code blocks. Tidy whitespace.
16 2002-05-17 Richard Henderson <rth@redhat.com>
18 * hooks.c (hook_tree_bool_false): New.
19 * hooks.h: Declare it.
20 * target-def.h (TARGET_ASM_SELECT_SECTION): New.
21 (TARGET_ASM_UNIQUE_SECTION, TARGET_IN_SMALL_DATA_P): New.
22 * target.h (select_section, unique_section): New.
23 (in_small_data_p): New.
24 * varasm.c (resolve_unique_section): Use hooks instead of macros.
25 (variable_section, output_constant_def_contents): Likewise.
26 (default_select_section, default_unique_section): New.
27 (categorize_decl_for_section, default_elf_select_section): New.
28 * output.h: Declare them.
30 * config/darwin.h (ALIAS_SECTION, try_section_alias): Remove.
31 (TARGET_ASM_SELECT_SECTION): New.
32 (SELECT_SECTION): Move ...
33 * config/darwin.c (machopic_select_section): ... here.
34 * config/darwin-protos.h: Update.
36 * config/nextstep.h (TARGET_ASM_SELECT_SECTION): New.
37 (SELECT_SECTION): Move ...
38 * config/nextstep.c (nextstep_select_section): ... here.
39 * config/nextstep-protos.h: Update.
41 * config/elfos.h (UNIQUE_SECTION, SELECT_SECTION): Remove.
42 (TARGET_ASM_SELECT_SECTION): New.
43 * config/svr3.h (SELECT_SECTION): Remove.
45 * config/alpha/alpha.c (unicosmk_unique_section): Make static.
46 (TARGET_ASM_UNIQUE_SECTION) [UNICOS]: New.
47 (TARGET_IN_SMALL_DATA_P, alpha_in_small_data_p): New.
48 (alpha_encode_section_info): Use it.
49 * config/alpha/alpha-protos.h: Update.
50 * config/alpha/elf.h (DO_SELECT_SECTION): Remove.
51 (SELECT_SECTION, UNIQUE_SECTION): Remove.
52 (TARGET_ASM_SELECT_SECTION): New.
53 * config/alpha/unicosmk.h (UNIQUE_SECTION): Remove.
55 * config/arm/pe.h (UNIQUE_SECTION): Remove.
56 (TARGET_ASM_UNIQUE_SECTION): New.
58 * config/avr/avr.c (TARGET_ASM_UNIQUE_SECTION): New.
59 (avr_unique_section): Rename from unique_section; make static.
60 * config/avr/avr-protos.h: Update.
61 * config/avr/avr.h (UNIQUE_SECTION): Remove.
63 * config/c4x/c4x.h (SELECT_SECTION): Remove.
65 * config/i386/cygwin.h (UNIQUE_SECTION): Remove.
66 (TARGET_ASM_UNIQUE_SECTION): New.
67 * config/i386/i386-interix.h: Likewise.
68 * config/i386/win32.h: Likewise.
69 * config/i386/djgpp.h (UNIQUE_SECTION): Remove.
70 * config/i386/i386.c (ix86_asm_file_end): Use target hook not macro.
71 * config/i386/sco5.h (SELECT_SECTION): Remove.
72 (TARGET_ASM_SELECT_SECTION): New.
73 * config/i386/svr3gas.h (SELECT_SECTION): Remove.
75 * config/i860/paragon.h: Undef TARGET_ASM_SELECT_SECTION
76 instead of SELECT_SECTION.
77 * config/m68k/dpx2.h: Likewise.
78 * config/rs6000/lynx.h: Likewise.
80 * config/ia64/aix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
81 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
82 * config/ia64/ia64.c (TARGET_IN_SMALL_DATA_P): New.
83 (ia64_in_small_data_p): New.
84 (ia64_encode_section_info): Use it. Reorganize overlarge conditional.
85 (ia64_aix_select_section, ia64_aix_unique_section): New.
86 * config/ia64/sysv4.h (DO_SELECT_SECTION): Remove.
87 (SELECT_SECTION, UNIQUE_SECTION): Remove.
89 * config/m32r/m32r.h (SELECT_SECTION): Remove.
90 (TARGET_ASM_SELECT_SECTION): New.
91 * config/m32r/m32r.c (m32r_select_section): Take align argument.
92 * config/m32r/m32r-protos.h: Update.
94 * config/m88k/m88k.h (TARGET_ASM_SELECT_SECTION): New.
95 (SELECT_SECTION): Move ...
96 * config/m88k/m88k.c (m88k_select_section): ... here.
98 * config/mcore/mcore-pe.h (SELECT_SECTION): Remove.
99 * config/mcore/mcore.h (UNIQUE_SECTION): Remove.
100 * config/mcore/mcore.c (TARGET_ASM_UNIQUE_SECTION): New.
101 (mcore_unique_section): Make static.
102 * config/mcore/mcore-protos.h: Update.
104 * config/mips/elf.h (UNIQUE_SECTION): Remove.
105 (TARGET_ASM_UNIQUE_SECTION): New.
106 * config/mips/elf64.h: Likewise.
107 * config/mips/iris6gld.h: Likewise.
108 * config/mips/linux.h: Likewise.
109 * config/mips/mips-protos.h: Update.
110 * config/mips/mips.c (mips_select_section): Add align argument.
111 * config/mips/mips.h (SELECT_SECTION): Remove.
112 (TARGET_ASM_SELECT_SECTION): New.
114 * config/mmix/mmix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
115 * config/mmix/mmix.c (mmix_select_section): Remove.
116 (mmix_unique_section): Remove.
117 * config/mmix/mmix-protos.h: Update.
119 * config/pa/pa.h (TARGET_ASM_SELECT_SECTION): New.
120 (SELECT_SECTION): Move ...
121 * config/pa/pa.c (pa_select_section): ... here.
122 * config/pa/pa64-hpux.h (UNIQUE_SECTION): Remove.
124 * config/rs6000/rs6000.c (rs6000_elf_select_section): Rename
125 from rs6000_select_section and make static.
126 (rs6000_elf_unique_section): Similarly.
127 (rs6000_xcoff_select_section): From xcoff.h.
128 (rs6000_xcoff_unique_section): Likewise.
129 * config/rs6000/rs6000-protos.h: Update.
130 * config/rs6000/sysv4.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
131 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
132 * config/rs6000/xcoff.h: Likewise.
134 * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): New.
135 (SELECT_SECTION): Move ...
136 * config/sparc/sparc.c (sparc_aout_select_section): ... here.
138 * config/v850/v850.h (SELECT_SECTION): Move ...
139 * config/v850/v850.c (v850_select_section): ... here.
140 (TARGET_ASM_SELECT_SECTION): New.
142 * config/vax/vms.h (SELECT_SECTION): Move ...
143 * config/vax/vax.c (vms_select_section): ... here.
144 (TARGET_ASM_SELECT_SECTION): New.
146 * doc/tm.texi: Update SELECT_SECTION and UNIQUE_SECTION docs
147 for the target hooks.
149 2002-05-17 Nick Clifton <nickc@cambridge.redhat.com>
151 * config/arm/arm.c (emit_multi_reg_push): Do not set
152 RTX_FRAME_RELATED_P on the SEQUENCE.
154 2002-05-16 Richard Henderson <rth@redhat.com>
156 * config/ia64/ia64.c (ia64_reorg): Rebuild bb_for_insn before
157 splitting. Use split_all_insns; update_life_info_in_dirty_blocks.
159 2002-05-16 Richard Henderson <rth@redhat.com>
161 * config/alpha/unicosmk.h (TARGET_OS_CPP_BUILTINS): Fix typo.
163 * config/ia64/ia64.c (saveable_obstack): Do not declare.
165 2002-05-16 Richard Henderson <rth@redhat.com>
167 * basic-block.h, bb-reorder.c, cfg.c, cfganal.c, cfgbuild.c,
168 cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c, combine.c,
169 conflict.c, df.c, df.h, dominance.c, final.c, flow.c, function.c,
170 gcse.c, global.c, graph.c, haifa-sched.c, ifcvt.c, lcm.c,
171 local-alloc.c, loop.c, predict.c, print-rtl.c, profile.c,
172 recog.c, reg-stack.c, regclass.c, regmove.c, regrename.c,
173 reload1.c, reorg.c, resource.c, sbitmap.c, sched-deps.c,
174 sched-ebb.c, sched-rgn.c, sibcall.c, ssa-ccp.c, ssa-dce.c, ssa.c:
175 Revert "Basic block renumbering removal", and two followup patches.
177 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
179 * lcm.c (optimize_mode_switching): Revert previous change.
181 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
183 * sched-rgn.c (schedule_insns): Initialize large_region_blocks
184 with only extant block numbers.
186 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
188 * lcm.c (optimize_mode_switching): Fix typo.
190 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
192 * flow.c (calculate_global_regs_live): Queue blocks in program order.
194 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
196 * doc/install.texi (Configuration): Document PWDCMD.
198 2002-05-16 Dale Johannesen <dalej@apple.com>
200 * combine.c (cant_combine_insn_p): Reenable combinations
201 involving hard regs unless CLASS_LIKELY_SPILLED_P.
203 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
205 * c-common.c (cb_register_builtins): Handle more built-ins
206 here rather than in gcc.c specs.
207 * gcc.c (cpp_unique_options): Move many built-ins to c-common.c.
208 (cpp_options): Pass -O flags even when only preprocessing.
209 * toplev.c (set_fast_math_flags): New prototype.
210 (fast_math_flags_set_p): New.
211 (set_no_fast_math_flags): Remove.
212 (decode_f_option): Update.
213 * toplev.h (set_fast_math_flags): Update.
214 (fast_math_flags_set_p): New.
215 (set_no_fast_math_flags): Remove.
216 config:
217 * c4x/c4x.c (c4x_override_options): Update.
219 2002-05-16 Zack Weinberg <zack@codesourcery.com>
221 * c-common.c (STDC_0_IN_SYSTEM_HEADERS, REGISTER_PREFIX):
222 Default-define here.
223 (builtin_define_with_value): Can now wrap the expansion in
224 quotation marks if such is wanted.
225 (cb_register_builtins): Update calls to builtin_define_with_value.
226 Define __REGISTER_PREFIX__, __USER_LABEL_PREFIX__, and __VERSION__
227 here.
228 (c_common_init): Set options->stdc_0_in_system_headers.
229 * c-lex.h: Update prototype of builtin_define_with_value.
230 * cppdefault.h: Remove default definitions of USER_LABEL_PREFIX
231 and REGISTER_PREFIX.
233 * cppinit.c (VERS, ULP, C, X): Kill.
234 (builtin_array): Remove entries for __VERSION__,
235 __USER_LABEL_PREFIX__, __REGISTER_PREFIX__, and
236 __HAVE_BUILTIN_SETJMP__. Make __STDC__ always a builtin, not
237 a constant.
238 (init_builtins): Kill off a bunch of now-dead code.
239 (COMMAND_LINE_OPTIONS): Remove -fleading-underscore and
240 -fno-leading-underscore.
241 (cpp_handle_option): Remove code to set user_label_prefix.
242 (cpp_post_options): Likewise.
244 * cpplib.h (struct cpp_options): Remove user_label_prefix.
245 (stdc_0_in_system_headers): New.
246 * cppmacro.c (builtin_macro): Check CPP_OPTION (pfile,
247 stdc_0_in_system_headers) too to decide the value of __STDC__.
249 * tradcpp.c (user_label_prefix): Kill.
250 (main): Remove code handling -f(no-)leading-underscore.
251 (initialize_builtins): Don't define __REGISTER_PREFIX__
252 or __USER_LABEL_PREFIX__.
253 (install_value): Wrap compound statement in dummy loop so the
254 macro works properly in an if statement.
257 2002-05-16 Janis Johnson <janis187@us.ibm.com>
259 * loop.h (struct loop_info): Add member has_prefetch.
260 * loop.c (PREFETCH_CONDITIONAL): Change default to 1.
261 (prescan_loop): Initialize has_prefetch.
262 (struct prefetch_info): Change prefetch_in_loop and
263 prefetch_before_loop from bit fields to ints.
264 (emit_prefetch_instructions): Several small fixes.
265 (check_dbra_loop): Don't reverse loop that uses prefetch.
267 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
269 * Makefile.in: Allow for PWDCMD to override hardcoded pwd.
270 * configure.in: Likewise.
271 * fixinc/check.tpl: Likewise.
272 * fixinc/fixinc.dgux: Likewise.
273 * fixinc/fixinc.svr4: Likewise.
274 * fixinc/fixinc.winnt: Likewise.
275 * fixinc/fixincl.sh: Likewise.
276 * fixproto: Likewise.
277 * configure: Regenerate.
279 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
281 Basic block renumbering removal:
282 * basic_block.h (struct basic_block_def): Renamed index to sindex,
283 added prev_bb and next_bb fields.
284 (n_basic_blocks): Renamed to num_basic_blocks.
285 (last_basic_block): New, index of last basic block.
286 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
287 traversing basic block chain.
288 (BLOCK_NUM): index -> sindex.
289 (create_basic_block_structure, create_basic_block): Declaration changed.
290 (debug_num2bb): Declare.
291 (expunge_block_nocompact): Declaration removed.
292 (link_block, unlink_block, compact_blocks): Declare.
293 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1): Modified.
294 * cfg.c (entry_exit_blocks): Initialize new fields.
295 (clear_edges, alloc_block, expunge_block, cached_make_edge,
296 redirect_edge_pred, dump_flow_info, dump_edge_info,
297 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges,
298 free_aux_for_edges): Modified.
299 (link_block, unlink_block, compact_blocks, debug_num2bb): New.
300 (expunge_block_nocompact): Removed.
301 * cfganal.c (can_fallthru, mark_dfs_back_edges, flow_call_edges_add,
302 find_unreachable_blocks, create_edge_list, print_edge_list,
303 verify_edge_list, flow_edge_list_print, remove_fake_successors,
304 remove_fake_edges, flow_reverse_top_sort_order_compute,
305 flow_depth_first_order_compute, flow_preorder_transversal_compute,
306 flow_dfs_compute_reverse_init, flow_dfs_compute_reverse_add_bb,
307 flow_dfs_compute_reverse_execute): Modified.
308 * cfgbuild.c (make_edges, make_eh_edge, find_basic_blocks_1,
309 find_basic_blocks, find_many_sub_basic_blocks, find_sub_basic_blocks):
310 Modified.
311 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
312 merge_blocks_move_predecessor_nojumps,
313 merge_blocks_move_successor_nojumps, merge_blocks,
314 outgoing_edges_match, try_crossjump_to_edge, try_crossjump_bb,
315 try_optimize_cfg, delete_unreachable_blocks, cleanup_cfg): Modified.
316 * cfglayout.c (skip_insns_after_block, label_for_bb,
317 record_effective_endpoints, scope_to_insns_finalize,
318 fixup_reorder_chain, verify_insn_chain, cleanup_unconditional_jumps,
319 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge,
320 cfg_layout_duplicate_bb): Modified.
321 * cfgloop.c (flow_loops_cfg_dump, flow_loop_dump, flow_loops_dump,
322 flow_loop_entry_edges_find, flow_loop_exit_edges_find,
323 flow_loop_nodes_find, flow_loop_pre_header_find, flow_loop_scan,
324 flow_loops_find, flow_loop_outside_edge_p): Modified.
325 * cfgrtl.c (create_basic_block_structure, create_basic_block,
326 flow_delete_block, compute_bb_for_insn, split_block,
327 try_redirect_by_replacing_jump, redirect_edge_and_branch,
328 force_nonfallthru_and_redirect, tidy_fallthru_edge,
329 back_edge_of_syntactic_loop_p, split_edge, commit_one_edge_insertion,
330 commit_edge_insertions, commit_edge_insertions_watch_calls,
331 dump_bb, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
332 purge_all_dead_edges): Modified.
333 * combine.c (combine_instructions, set_nonzero_bits_and_sign_copies,
334 try_combine, nonzero_bits, num_sign_bit_copies, get_last_value_validate,
335 get_last_value, reg_dead_at_p, distribute_notes, distribute_links):
336 Modified.
337 * conflict.c (conflict_graph_compute): Modified.
338 * df.c (FOR_ALL_BBS): Removed.
339 (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
340 df_modified_p, df_analyse, df_refs_unlink, df_insn_modify,
341 df_dump, hybrid_search_bitmap, iterative_dataflow_sbitmap): Modified.
342 * df.h (DF_BB_INFO, DF_REF_BBNO): Modified.
343 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
344 calc_idoms, idoms_to_doms, calculate_dominance_info): Modified.
345 * final.c (compute_alignments, final_scan_insn): Modified.
346 * flow.c (verify_local_live_at_start, update_life_info,
347 update_life_info_in_dirty_blocks, free_basic_block_vars,
348 delete_noop_moves, calculate_global_regs_live,
349 initialize_uninitialized_subregs, allocate_bb_life_data,
350 regno_uninitialized, regno_clobbered_at_setjmp, mark_set_1,
351 mark_used_reg, count_or_remove_death_notes): Modified.
352 * function.c (thread_prologue_and_epilogue_insns): Modified.
353 * gcse.c (struct null_pointer_info): Change typo of current_block
354 to basic_block.
355 (gcse_main, alloc_gcse_mem, compute_local_properties, compute_sets,
356 oprs_unchanged_p, load_killed_in_block_p, record_last_reg_set_info,
357 compute_hash_table, alloc_rd_mem, handle_rd_kill_set, compute_kill_rd,
358 alloc_avail_expr_mem, expr_killed_p, compute_ae_kill,
359 expr_reaches_here_p_work, expr_reaches_here_p, handle_avail_expr,
360 classic_gcse, one_classic_gcse_pass, compute_transp, cprop,
361 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p_work,
362 pre_expr_reaches_here_p, insert_insn_end_bb, pre_edge_insert,
363 pre_delete, one_pre_gcse_pass, compute_transpout,
364 invalidate_nonnull_info, delete_null_pointer_checks_1,
365 free_code_hoist_mem, compute_code_hoist_vbeinout,
366 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
367 compute_ld_motion_mems, store_ops_ok, find_moveable_store,
368 compute_store_table, build_store_vectors, insert_insn_start_bb,
369 insert_store, replace_store_insn, free_store_memory, store_motion):
370 Modified.
371 * global.c (global_alloc, global_conflicts, mark_elimination,
372 build_insn_chain): Modified.
373 * graph.c (print_rtl_graph_with_bb): Modified.
374 * haifa-sched.c (sched_init): Modified.
375 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
376 (find_if_block, find_cond_trap, find_if_case_1, find_if_case_2,
377 if_convert): Modified.
378 * lcm.c (compute_antinout_edge, compute_earliest, compute_laterin,
379 compute_insert_delete, pre_edge_lcm, compute_available,
380 compute_farthest, compute_nearerout, compute_rev_insert_delete,
381 pre_edge_rev_lcm, make_preds_opaque, optimize_mode_switching):
382 Modified.
383 * local-alloc.c (alloc_qty, local_alloc, update_equiv_regs): Modified.
384 * loop.c (loop_dump_aux): Modified.
385 * predict.c (combine_predictions_for_insn, estimate_probability,
386 last_basic_block_p, process_note_prediction, process_note_predictions,
387 note_prediction_to_br_prob, propagate_freq, counts_to_freqs,
388 expensive_function_p, estimate_bb_frequencies,
389 compute_function_frequency): Modified.
390 * print-rtl.c (print_rtx): Modified.
391 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX, instrument_edges,
392 get_exec_counts, compute_branch_probabilities, compute_checksum,
393 branch_prob, find_spanning_tree): Modified.
394 * recog.c (split_all_insns, peephole2_optimize): Modified.
395 * reg-stack.c (reg_to_stack, convert_regs_entry, compensate_edge,
396 convert_regs_1, convert_regs_2, convert_regs): Modified.
397 * regclass.c (scan_one_insn, regclass): Modified.
398 * regmove.c (mark_flags_life_zones, regmove_optimize,
399 combine_stack_adjustments): Modified.
400 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Modified.
401 * reload1.c (reload, reload_combine, copy_eh_notes): Modified.
402 * reorg.c (dbr_schedule): Modified.
403 * resource.c (find_basic_block, init_resource_info): Modified.
404 * sbitmap.c (sbitmap_intersection_of_succs,
405 sbitmap_intersection_of_preds, sbitmap_union_of_succs,
406 sbitmap_union_of_preds): Modified.
407 * sched-deps.c (init_dependency_caches): Modified.
408 * sched-ebb.c (schedule_ebbs): Modified.
409 * sched-rgn.c (is_cfg_nonregular, build_control_flow, debug_regions,
410 find_rgns, compute_trg_info, init_regions, schedule_insns): Modified.
411 * sibcall.c (optimize_sibling_and_tail_recursive_call): Modified.
412 * ssa-ccp.c (examine_flow_edges, optimize_unexecutable_edges,
413 ssa_ccp_substitute_constants, ssa_ccp_df_delete_unreachable_insns,
414 ssa_const_prop): Modified.
415 * ssa-dce.c (set_control_dependent_block_to_edge_map_,
416 find_control_dependence, find_pdom, ssa_eliminate_dead_code): Modified.
417 * ssa.c (remove_phi_alternative, find_evaluations,
418 compute_dominance_frontiers_1, compute_iterated_dominance_frontiers,
419 insert_phi_node, rename_block, convert_to_ssa, eliminate_phi,
420 make_regs_equivalent_over_bad_edges,
421 make_equivalent_phi_alternatives_equival,
422 compute_conservative_reg_partition,
423 coalesce_regs_in_successor_phi_nodes, compute_coalesced_reg_partition,
424 rename_equivalent_regs, convert_from_ssa, for_each_successor_phi):
425 Modified.
427 2002-05-16 Mark Mitchell <mark@codesourcery.com>
429 * cfgrtl.c (purge_dead_edges): Correct handling of EDGE_EH.
431 2002-05-16 Nick Clifton <nickc@cambridge.redhat.com>
433 * config/arm/arm.c (arm_rtx_costs): Check for RTX being a
434 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
435 (arm_adjust_cost): Check for RTX being a SYMBOL_REF before
436 calling CONSTANT_POOL_ADDRESS_P.
437 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Fix typo in code
438 to decide whether to define __arm__ or __thumb.
439 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Check for RTX being a
440 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
442 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
444 * config/arc/arc.h (CPP_PREDEFINES): Remove.
445 (CPP_SPEC): Update.
446 (TARGET_CPU_CPP_BUILTINS): New.
448 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
450 * cpphash.h (cpp_macro): Move here, and make expansion a union.
451 * cppmacro.c (cpp_macro): Remove.
452 (enter_macro_context, replace_args, warn_of_redefinition,
453 _cpp_create_definition, cpp_macro_definition): Update.
455 2002-05-16 Jason Merrill <jason@redhat.com>
457 * config/mips/mips.c (mips_output_external): Don't do sdata
458 optimization for a variable with DECL_COMDAT set.
460 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
462 * config/rs6000/altivec.h: Cleanups for tighter typechecking.
463 Cleanups for accepting modifiers on pointers.
464 Fix predicate typos.
465 Allow long pointers as well as int pointers.
467 2002-05-15 Richard Henderson <rth@redhat.com>
469 * varasm.c (merge_weak): Remove special case for extern and common.
471 2002-05-15 Matt Hiller <hiller@redhat.com>
473 * testsuite/gcc.c-torture/compile/20000804-1.x: Don't return 1 if
474 XFAILing.
475 * testsuite/gcc.c-torture/compile/20001226-1.x: Ditto.
476 * testsuite/gcc.c-torture/compile/920520-1.x: Ditto.
477 * testsuite/gcc.c-torture/compile/mipscop-1.x: XFAIL for now.
478 * testsuite/gcc.c-torture/compile/mipscop-2.x: Ditto.
479 * testsuite/gcc.c-torture/compile/mipscop-3.x: Ditto.
480 * testsuite/gcc.c-torture/compile/mipscop-4.x: Ditto.
482 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
484 * reload1.c (forget_old_reloads_1): Do not use subreg offset.
486 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
488 * config/rs6000/rs6000.md ("altivec_mtvscr"): Set VSCR register.
489 ("altivec_mfvscr"): Read from VSCR.
491 Add vscr sets for the following insns: altivec_vctuxs,
492 altivec_vaddubs, altivec_vaddsbs, altivec_vadduhs,
493 altivec_vaddshs, altivec_vadduws, altivec_vaddsws, altivec_vctsxs,
494 altivec_vmhaddshs, altivec_vmhraddshs, altivec_vmsumuhs,
495 altivec_vmsumshs, altivec_vpkuhss, altivec_vpkshss,
496 altivec_vpkuwss, altivec_vpkswss, altivec_vpkuhus,
497 altivec_vpkshus, altivec_vpkuwus, altivec_vpkswus,
498 altivec_vsububs, altivec_vsubsbs, altivec_vsubuhs,
499 altivec_vsubshs, altivec_vsubuws, altivec_vsubsws,
500 altivec_vsum4ubs, altivec_vsum4sbs, altivec_vsum4shs,
501 altivec_vsum2sws, altivec_vsumsws.
503 * config/rs6000/rs6000.h: Add VSCR fixed register.
504 (CALL_REALLY_USED_REGISTERS): Add vscr.
505 (CALL_USED_REGISTERS): Same.
506 (FIXED_REGISTERS): Same.
507 (REG_ALLOC_ORDER): Same.
508 (reg_class): Add VSCR_REGS.
509 (REG_CLASS_NAMES): Same.
510 (REG_CLASS_CONTENTS): Same.
511 (VSCR_REGNO): New.
512 (REGISTER_NAMES): Add vscr.
513 (DEBUG_REGISTER_NAMES): Same.
514 (ADDITIONAL_REGISTER_NAMES): Same.
515 (FIRST_PSEUDO_REGISTER): Increment.
516 (CONDITIONAL_REGISTER_USAGE): Set VSCR as a global register.
518 2002-05-15 Jakub Jelinek <jakub@redhat.com>
520 * fold-const.c (fold): Fix a typo.
522 2002-05-15 Eric Botcazou <ebotcazou@multimania.com>
524 * fold-const.c (fold) [LT_EXPR]: Move the transformation of a
525 comparison against the highest or lowest integer value before
526 the 'X >= CST to X > (CST - 1)' and 'X < CST to X <= (CST - 1)'
527 transformation and that of an unsigned comparison against 0
528 right after.
530 2002-05-15 Richard Henderson <rth@redhat.com>
532 * varasm.c (merge_weak): Error for any weakening after definition.
533 Adjust weakening after use warning to catch more cases.
534 (assemble_alias): Set TREE_USED and TREE_ASM_WRITTEN consistently.
535 * config/alpha/alpha.c (alpha_encode_section_info): Do not abort.
537 Wed May 15 10:38:27 CEST 2002 Jan Hubicka <jh@suse.cz>
539 * invoke.texi (-malign-double): Re-add lost warning.
541 * i386-protos.h (x86_output_mi_thunk): Declare.
542 * unix.h (ASM_OUTPUT_MI_THUNK): Move offline to ...
543 * i386.c (x86_output_mi_thunk): ... here; handle 64bits.
545 * dwarf2out.c (output_call_frame_info): Do not skip unwind info
546 when flag_asynchronous_unwind_tables is set.
548 * flags.h (flag_reorder_functions): Declare.
549 * function.c (prepare_function_start): Initialize frequnecy.
550 * params.def (HOT_BB_COUNT_FRACTION, HOT_BB_FREQUENCY_FRACTION): New.
551 * Makefile.in (predict.o): Add dependency on target.h and params.h
552 * defaults.h (HOT_TEXT_SECTION_NAME,
553 UNLIKELY_EXECUTED_TEXT_SECTION_NAME): New macros.
554 * predict.c (choose_function_section): New function.
555 (estimate_bb_frequencies): Use it.
556 * toplev.c (flag_reorder_functions): New global variable.
557 (lang_independent_options): New.
558 (parse_options_and_default_flags): Set.
559 * varasm.c (assemble_start_function): Bypass functdion alignment
560 for never executed functions.
561 * invoke.texi (-freorder-blocks, -freorder-functions): Document.
562 (param hot-bb-count-fraction, hot-bb-frequency-fraction): New.
563 * tm.texi (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
564 Document.
566 Thu Jan 3 21:52:09 CET 2002 Jan Hubicka <jh@suse.cz>
568 * predict.c: Inlude profile.h
569 (MIN_COUNT): Rename to MIN_COUNT_FRACTION
570 (maybe_hot_bb_p, probably_cold_bb_p, probably_never_executed_bb_p):
571 Use the information about maximal counter in the program.
573 Thu Dec 20 22:14:00 CET 2001 Jan Hubicka <jh@suse.cz>
575 * basic-block.h (maybe_hot_bb_p, probably_cold_bb_p,
576 probably_never_executed_bb_p): New functions.
577 * cfgcleanup.c (outgoing_edges_match): Use them.
578 * predict.c (MIN_COUNT, MIN_FREQUENCY): New macros.
579 (maybe_hot_bb_p, probably_cold_bb_p,
580 probably_never_executed_bb_p): New functions.
582 * function.h (function): Add new field function_frequency.
583 * predict.c (compute_function_frequency): New function.
584 (estimate_probability): Call it.
586 2002-03-09 Jakub Jelinek <jakub@redhat.com>
588 PR optimization/5172, optimization/5200
589 * gcse.c (gcse_main): Disable store_motion.
591 2002-05-14 Zack Weinberg <zack@codesourcery.com>
593 * c-parse.in (MODIFIED_WCHAR_TYPE): New macro.
594 (c_common_nodes_and_builtins): Use it.
595 (builtin_define_with_value): New function.
596 (cb_register_builtins): Define __SIZE_TYPE__,
597 __PTRDIFF_TYPE__, __WCHAR_TYPE__, and __WINT_TYPE__ here,
598 using builtin_define_with_value. Use consistent notation when
599 defining __GXX_WEAK__.
600 (WCHAR_TYPE_SIZE): Don't redefine.
601 (combine_strings): Don't use WCHAR_TYPE_SIZE.
603 * cppdefault.h: Don't provide defaults for SIZE_TYPE,
604 PTRDIFF_TYPE, WCHAR_TYPE, or WINT_TYPE.
605 * cppinit.c (builtin_array): Remove entries for __SIZE_TYPE__ etc.
606 * tradcpp.c (initialize_builtins): Likewise.
607 * gcc.c (cpp_unique_options): Don't muck with __WCHAR_TYPE__.
609 * c-lex.h (builtin_define_with_value): Prototype.
610 * system.h: Poison NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_WCHAR_TYPE,
611 NO_BUILTIN_PTRDIFF_TYPE, and NO_BUILTIN_WINT_TYPE.
612 * doc/tm.texi: Remove mention of NO_BUILTIN_SIZE_TYPE etc.
614 * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
615 config/ia64/ia64.h, config/mips/dec-osf1.h, config/mips/iris6.h,
616 config/mips/linux.h, config/mips/mips.h, config/mips/netbsd.h,
617 config/mips/osfrose.h, config/mips/sni-svr4.h, config/rs6000/aix51.h,
618 config/s390/linux.h, config/sh/sh.h, config/sh/sh64.h,
619 config/sparc/linux64.h, config/sparc/netbsd-elf.h,
620 config/sparc/sol2-bi.h, config/sparc/sparc.h:
621 Do not define NO_BUILTIN_SIZE_TYPE etc. Remove all references
622 to __SIZE_TYPE__ etc from all spec strings. When this makes
623 extra specs empty, delete them.
625 2002-05-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
627 * pa.c (override_options): Override TARGET_JUMP_IN_DELAY when scheduling
628 for PA8000 or generating dwarf2 call frame information.
629 (output_call): Remove DO_FRAME_NOTES check from return pointer
630 optimization.
631 (following_call): Return 0 when scheduling for PA8000 or generating
632 dwarf2 call frame information. Revise comment.
634 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
636 config/alpha:
637 * alpha.h (TARGET_CPU_CPP_BUILTINS): Define __IEEE_FP
638 and __IEEE_FP_INEXACT as appropriate.
639 (CPLUSPLUS_CPP_SPEC): Don't define __cplusplus.
640 (CPP_SPEC): Remove ieee defines.
641 * freebsd.h, netbsd.h: Remove ieee defines and cpp_cpu.
643 2002-05-14 Richard Henderson <rth@redhat.com>
645 * config/i386/i386.c (ix86_save_reg): Make regno unsigned.
646 (ix86_safe_length, ix86_safe_length_prefix, ix86_safe_memory): Kill.
648 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
650 * arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define.
651 (CPP_SPEC): Update.
652 (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC,
653 CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC, CPP_ENDIAN_SPEC,
654 CPP_ENDIAN_DEFAULT_SPEC, CPP_INTERWORK_DEFAULT_SPEC,
655 CPP_INTERWORK_SPEC, CPP_PREDEFINES): Remove.
656 (EXTRA_SPECS): Update.
657 * arm/conix-elf.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
658 arm/riscix1-1.h, arm/rtems-elf.h, arm/semiaof.h, arm/unknown-elf.h,
659 arm/unknown-elf-oabi.h, arm/vxarm.h: Remove CPP_PREDEFINES and
660 define TARGET_OS_CPP_BUILTINS if necessary.
662 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
664 * gcc.c (cpp_options): Must pass -m* and -f* options
665 to the front end even when only preprocessing.
666 (cc1_options): Remove redundant -lang-c.
667 * tradcpp.c (main): Ignore -m options.
668 objc:
669 * lang-specs.h: Similarly.
671 2002-05-14 Vladimir Makarov <vmakarov@redhat.com>
673 * genautomata.c (transform_3): Add code for transformation
674 `(A,B,...)+C -> A+C,B,...'.
676 Tue May 14 12:48:22 CEST 2002 Jan Hubicka <jh@suse.cz>
678 * final.c (end_final): Do not output profile_arcs constructor, when
679 no functions are instrumented.
681 Tue May 14 12:38:30 CEST 2002 Jan Hubicka <jh@suse.cz>
683 * i386.md (testsi to testqi_zext_1 splitter): Fix typo.
685 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
687 * doc/install.texi: Remove special markup originally required for
688 HTML generation with texi2html.
690 2002-05-14 Andreas Schwab <schwab@suse.de>
692 * config/ia64/sysv4.h (DO_SELECT_SECTION): Factored out of
693 SELECT_SECTION.
694 (UNIQUE_SECTION): Define to get small data correctly.
696 * varasm.c (resolve_unique_section): Add third parameter
697 flag_function_or_data_sections and use it instead of
698 flag_function_sections.
699 (assemble_start_function): Pass flag_function_sections.
700 (asm_emit_uninitialised): Pass flag_data_sections.
701 (assemble_variable): Likewise.
703 2002-05-14 Richard Henderson <rth@redhat.com>
705 * config/i386/i386.md: Use define_constants for unspec numbers.
706 * config/i386/i386.c: Likewise.
708 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
710 * doc/contrib.texi: Update my entry.
712 2002-05-13 Mark Mitchell <mark@codesourcery.com>
714 * fixinc/inclhack.def (winidss_valist): Limit applicability.
715 * fixinc/fixincl.x: Regenerated.
716 * fixinc/tests/base/math.h: Update.
717 * fixinc/tests/base/testing.h: Likewise.
719 2002-05-13 Zack Weinberg <zack@codesourcery.com>
721 * genattr.c (gen_attr): Don't emit a comma after the last
722 enumerator.
724 2002-05-13 Richard Henderson <rth@redhat.com>
726 * cfgrtl.c (purge_dead_edges): Handle abnormal call edges created
727 by non-local gotos.
728 * recog.c (peephole2_optimize): Likewise.
730 2002-05-13 Andris Pavenis <pavenis@lanet.lv>
732 * cppfiles.c (open_file): Change mode (DJGPP only) of redirected
733 input to O_BINARY.
735 2002-05-13 Jeffrey A Law (law@redhat.com)
737 * flow.c (invalidate_mems_from_autoinc): Rewrite to use for_each_rtx.
738 Update prototype and callers.
739 (propagate_one_insn): Stack pointer adjustments kill MEMs on
740 the mem_set_list which reference the stack pointer, as do
741 calls to constant functions as they may clobber outgoing
742 argument space.
744 * i386.c (ia32_multipass_dfa_lookahead): Prototype.
746 * i386.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
747 (ia32_multipass_dfa_lookahead): New function.
749 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
751 * gcc.c (SWITCH_TAKES_ARG): Remove 'V'.
752 (translate_options): Remove 'V'.
753 (process_command): Similarly.
754 doc:
755 * invoke.texi: Remove documentation of 'V'.
757 2002-05-13 Ulrich Weigand <uweigand@de.ibm.com>
759 * config/s390/linux.h: Revert 2002-04-22 changes.
761 2002-05-13 Scott Marks <SMarks@mobile-mind.com>
763 * config/fr30/fr30.md: Only allow splits of immediate loads
764 if the destination is a register.
766 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
768 * Makefile.in (c-common.o, cppinit.o): Update.
769 * c-common.c: Include except.h.
770 (cb_register_builtins): Handle __USING_SJLJ_EXCEPTIONS__.
771 Call TARGET_CPU_CPP_BUILTINS and TARGET_OS_CPP_BUILTINS.
772 * cppinit.c (__USING_SJLJ_EXCEPTIONS): Not here.
773 * defaults.h (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS,
774 CPP_PREDEFINES): Handle here.
775 config:
776 * alpha/alpha-interix.h, alpha/gnu.h, alpha/linux.h,
777 alpha/netbsd.h, alpha/openbsd.h, alpha/osf.h, alpha/unicosmk.h,
778 alpha/vms.h, alpha/vxworks.h: Remove CPP_PREDEFINES, define
779 TARGET_OS_CPP_BUILTINS.
780 * alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Define.
781 (CPP_SPEC, EXTRA_SPECS): Update.
782 (CPP_AM_BWX_SPEC, CPP_AM_MAX_SPEC, CPP_AM_FIX_SPEC,
783 CPP_AM_CIX_SPEC, CPP_IM_EV4_SPEC, CPP_IM_EV5_SPEC,
784 CPP_IM_EV6_SPEC, CPP_CPU_EV4_SPEC, CPP_CPU_EV5_SPEC,
785 CPP_CPU_EV56_SPEC, CPP_CPU_PCA56_SPEC, CPP_CPU_EV6_SPEC,
786 CPP_CPU_EV67_SPEC, CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Remove.
787 doc:
788 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Remove.
789 (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS): Define.
791 2002-05-12 Zack Weinberg <zack@codesourcery.com>
793 * emit-rtl.c (global_rtl): Update comment.
794 (const_double_htab, const_double_htab_hash,
795 const_double_htab_hash, lookup_const_double): New.
796 (const_int_htab_hash, const_int_htab_eq): Remove const
797 qualifiers, which cause tons of warnings with RTL checking on.
798 (gen_rtx_CONST_DOUBLE): Deleted.
799 (const_double_from_real_value): New function - bears some
800 resemblance to the former immed_real_const_1.
801 (immed_double_const): Moved here from varasm.c and
802 simplified.
803 (gen_rtx_REG): Make REGNO unsigned to squelch warnings.
804 (gen_rtx_SUBREG): Use gen_rtx_raw_SUBREG.
805 (gen_rtx): Use immed_double_const.
806 (init_emit_once): Initialize the const_double_htab. Use
807 REAL_VALUE_FROM_INT where possible. Can now use
808 CONST_DOUBLE_FROM_REAL_VALUE when setting up const_tiny_rtx.
809 * varasm.c (struct varasm_status): Remove x_const_double_chain.
810 (const_double_chain, immed_real_const, clear_const_double_mem): Delete.
811 (immed_double_const, immed_real_const_1): Moved to emit-rtl.c.
812 (init_varasm_status, mark_varasm_status): Don't touch
813 x_const_double_chain.
815 * output.h: Delete prototype for clear_const_double_mem.
816 * real.h: Make REAL_VALUE_TYPE a macro again. Remove leading
817 '0' slot from all CONST_DOUBLE_FORMAT definitions. Prototype
818 const_double_from_real_value, not immed_real_const_1, and use
819 it to define CONST_DOUBLE_FROM_REAL_VALUE. Define new macro
820 CONST_DOUBLE_ATOF.
821 * rtl.h (CONST_DOUBLE_CHAIN): Kill.
822 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Adjust.
823 (gen_rtx_CONST_DOUBLE, immed_real_const): Delete prototypes.
824 (gen_rtx_REG): Second arg is unsigned.
826 * gengenrtl.c (special_rtx): Take out CONST_DOUBLE.
827 (excluded_rtx): New, return true for CONST_DOUBLE.
828 (genmacro): Write nothing for excluded codes.
829 * combine.c (combine_simplify_rtx): Use CONST_DOUBLE_FROM_REAL_VALUE.
830 * expr.c (expand_expr): Likewise.
831 * ggc-common.c (ggc_mark_rtx_children_1): Don't mark the
832 CONST_DOUBLE_CHAIN.
833 * toplev.c (rest_of_compilation): Don't call
834 clear_const_double_mem.
836 * config/rs6000/rs6000.c (rs6000_float_const): Delete.
837 (rs6000_hash_constant): Remove CONST_DOUBLE special case.
838 (toc_hash_eq): Remove CONST_DOUBLE and LABEL_REF special cases.
839 * config/rs6000/rs6000-protos.h: Don't prototype rs6000_float_const.
840 * config/c4x/c4x.md, config/rs6000/rs6000.md: Use CONST_DOUBLE_ATOF.
841 * config/dsp16xx/dsp16xx.md, config/mips/mips.md,
842 config/pa/pa.md: Use CONST_DOUBLE_FROM_REAL_VALUE.
843 * config/sparc/sparc.md, config/sparc/sparc.c: Use immed_double_const.
845 2002-05-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
847 * mips/iris6.h (CPLUSPLUS_CPP_SPEC): Define.
849 2002-05-12 Tom Tromey <tromey@redhat.com>
851 * tree.h (copy_node): Don't mention TREE_PERMANENT.
853 2002-05-12 Zack Weinberg <zack@codesourcery.com>
855 * gensupport.c (n_comma_elts): Moved here from genattrtab.c.
856 (scan_comma_elt): New function. Accepts whitespace in comma lists.
857 * gensupport.h: Prototype new routines.
858 * genattr.c (gen_attr): Use scan_comma_elt. Avoid unnecessary
859 use of printf.
860 * genattrtab.c (n_comma_elts): Moved to gensupport.c.
861 (next_comma_elt): Use scan_comma_elt.
863 * config/i386/i386.md: Use new attribute notation to break up
864 long lines in define_attr forms.
866 2002-05-12 Richard Henderson <rth@redhat.com>
868 * expr.c (compress_float_constant): New.
869 (emit_move_insn): Use it.
870 (float_extend_from_mem): New.
871 (init_expr_once): Initialize it.
872 * real.c (exact_real_truncate): New.
874 * config/i386/i386.h (CONST_COSTS): Assume CONST_DOUBLE gets
875 dropped into memory; penalize for size.
876 (RTX_COSTS): FLOAT_EXTEND is free.
877 * config/i386/i386.md (extendsfdf2, extendsfxf2, extendsftf2,
878 extenddfxf2, extenddftf2): Accept constants and drop them to memory.
880 2002-05-12 Richard Henderson <rth@redhat.com>
882 * profile.h (profile_info): Add missing extern to declaration.
883 * profile.c (profile_info): Define it.
885 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
887 * pa/pa32-regs.h (HARD_REGNO_MODE_OK): Revise sets of general registers
888 used for DImode and TImode.
890 2002-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
892 * cpplex.c (_cpp_lex_direct): When in a directive at EOF
893 fake a newline.
895 2002-05-11 Zack Weinberg <zack@codesourcery.com>
897 * config/rs6000/rs6000.c (rs6000_default_long_calls,
898 rs6000_longcall_switch, rs6000_set_default_type_attributes): New.
899 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Set it.
900 (rs6000_override_options): Handle -m(no-)longcall.
901 (init_cumulative_args, output_mi_thunk): Check for both
902 longcall and shortcall attributes on the function.
903 (rs6000_attribute_table): Add "shortcall".
904 (rs6000_handle_longcall_attribute): Update comment.
905 (altivec_expand_unop_builtin, altivec_expand_binop_builtin,
906 altivec_expand_ternop_builtin): Add default clauses to switches
907 to silence warnings.
909 * config/rs6000/rs6000.h: Declare rs6000_longcall_switch and
910 rs6000_default_long_calls. Define REGISTER_TARGET_PRAGMAS.
911 (TARGET_OPTIONS): Add longcall and no-longcall.
913 * config/rs6000/rs6000.md (call_nonlocal_sysv,
914 call_value_nonlocal_sysv): Split by alternatives. One pair
915 accepts only SYMBOL_REFs and rejects if CALL_LONG is set in
916 the call cookie. The other pair accepts only LR/CTR and has
917 no restriction.
919 * config.gcc (rs6000-*-* | powerpc*-*-* trailer stanza):
920 Set c_target_objs, cxx_target_objs; add t-rs6000-c-rule to
921 tmake_file.
922 * config/rs6000/rs6000-c.c: New file.
923 * config/rs6000/t-rs6000-c-rule: New file.
924 * config/rs6000/rs6000-protos.c: Add multiple-include guard.
925 Prototype rs6000_pragma_longcall.
927 * doc/extend.texi: Document shortcall attribute.
928 * doc/invoke.texi: Document -mlongcall, -mno-longcall.
930 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
932 * reorg.c (dbr_schedule): Remove unnecessary test.
934 Sat May 11 14:34:35 CEST 2002 Jan Hubicka <jh@suse.cz>
936 * i386.md (testsi to testqi spliters): New.
938 2002-01-14 Josef Zlomek <zlomek@matfyz.cz>
940 cfg.c (dump_edge_info): added dumping of EDGE_CAN_FALLTHRU.
942 Wed Jan 9 2002 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
944 * basic-block.h: New flag EDGE_CAN_FALLTHRU
945 * cfganal.c (set_edge_can_fallthru_flag): New function; marks the edges
946 that can be made fallthru.
948 Mon Nov 12 16:25:53 CET 2001 Jan Hubicka <jh@suse.cz>
950 * cfglayout.c (cleanup_unconditional_jumps): New static function.
951 (cfg_layout_initialize): Use it.
953 2002-05-11 Marek Michalkiewicz <marekm@amelek.gda.pl>
955 * config/avr/avr.c (avr_mcu_types): Update supported devices.
956 * config/avr/avr.h (CPP_SPEC, LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
957 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
959 2002-05-11 Kazu Hirata <kazu@cs.umass.edu>
961 * dbxout.c: Fix formatting.
962 * dependence.c: Likewise.
963 * df.c: Likewise.
964 * diagnostic.c: Likewise.
965 * doloop.c: Likewise.
966 * dominance.c: Likewise.
967 * doschk.c: Likewise.
968 * dwarf2asm.c: Likewise.
969 * dwarf2out.c: Likewise.
970 * dwarfout.c: Likewise.
972 2002-05-10 Richard Henderson <rth@redhat.com>
974 * final.c (end_final): Tidy whitespace. Don't honor flag_pack_struct.
975 Convert integers constants as needed. Replace "nwords" field with
976 "sizeof_bb".
977 (final): Save profile data if cfun->arc_profile, not profile_arc_flag.
978 * function.h: Fix typo in comment.
979 * libgcc2.c (struct bb): Replace "nwords" with "sizeof_bb".
981 2002-05-10 Roger Sayle <roger@eyesopen.com>
983 * fold-const.c (build_range_check): Optimize (c>=1) && (c<=127)
984 into the equivalent (signed char)c > 0.
986 2002-05-10 Janis Johnson <janis187@us.ibm.com>
988 * loop.c: (PREFETCH_EXTREME_DIFFERENCE, PREFETCH_BEFORE_LOOP): New.
989 (PREFETCH_CONDITIONAL): Renamed from PREFETCH_NOT_ALWAYS.
990 (struct prefetch_info): Fix spelling of member bytes_accessed.
991 (emit_prefetch_instructions): Make dump messages more regular;
992 restructure code to add more dump messages; use new macros for
993 heuristics. (There are no code generation changes in any of this).
995 2002-05-10 David S. Miller <davem@redhat.com>
997 * rtl.h (INSN_ANNULLED_BRANCH_P): Accept INSN too, update comment.
998 (struct rtx_def): Update unchanging flag comment.
999 * doc/rtl.texi (INSN_ANNULLED_BRANCH_P): Update description.
1000 * reorg.c (delete_from_delay_list): INSN_ANNULLED_BRANCH_P needs
1001 to be handled to INSN too.
1002 (dbr_schedule): Likewise.
1003 * resource.c (next_insn_no_annul): Likewise.
1005 * cse.c (rtx_cost): Remove multiplication by power of 2 special
1006 casing.
1008 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1010 * doc/install.texi (Specific, *-*-solaris2*): Update passus on
1011 setting CONFIG_SHELL to /bin/ksh and remove alternate trick to
1012 (possibly) work around broken /bin/sh.
1014 2002-05-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1016 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Use mabi=64 and
1017 . as N64/N32 libgcc_s.so subdirs.
1019 2002-05-10 David S. Miller <davem@redhat.com>
1021 * config/sparc/sparc.md: Use define_constants for unspec numbers.
1023 * rtl.h (struct rtx_def): Document unchanging and in_struct flags
1024 more accurately.
1025 (INSN_ANNULLED_BRANCH_P): Only valid for JUMP_INSN and CALL_INSN, fix
1026 comment.
1027 (INSN_FROM_TARGET_P): Valid also for CALL_INSN.
1028 * doc/rtl.texi: Document these macros more accurately.
1029 * recog.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P for
1030 JUMP_INSNs and CALL_INSNs.
1031 * resource.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P
1032 or INSN_FROM_TARGET_P if the code is appropriate.
1034 2002-05-10 Marek Michalkiewicz <marekm@amelek.gda.pl>
1036 * config/avr/avr.c (print_operand): Check that addr is a SYMBOL_REF
1037 before using SYMBOL_REF_FLAG (addr).
1039 * config/avr/avr-protos.h (avr_io_address_p): Declare.
1040 * config/avr/avr.c (io_address_p): Rename to avr_io_address_p.
1041 Make non-static. Update all callers.
1042 * config/avr/avr.md (*cbi, *sbi, *sbix_branch, *sbix_branch_bit7):
1043 New insns to clear/set/test a single bit in I/O address space.
1045 2002-05-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1047 * rtl.h (ENABLE_RTL_FLAG_CHECKING): Also check for gcc >= 2.7.
1049 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
1051 * Makefile.in: Update.
1052 * c-common.c (flag_iso, flag_undef, cb_register_builtins,
1053 builtin_define_std): New.
1054 (c_common_init): Register CPP builtins callback.
1055 * c-common.h (flag_iso, flag_undef): New.
1056 * c-decl.c (c_decode_option): Set flag_iso and flag_undef.
1057 * c-lex.c: Don't include target.h.
1058 (cb_register_builtins): Move to c-common.c.
1059 (init_c_lex): Don't register hook here.
1060 * c-lex.h (builtin_define, builtin_assert, builtin_define_std): New.
1061 (cpp_define, cpp_assert): Remove.
1062 * gcc.c (cc1_options): Pass -undef to front end.
1063 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): Remove.
1064 (TARGET_INITIALIZER): Update.
1065 * target.h (struct cpp_reader): Don't predeclare.
1066 (struct gcc_target): Remove cpp builtin hook.
1067 * tree.c (default_register_cpp_builtins): Remove.
1068 doc:
1069 * tm.texi: Update.
1071 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
1073 * cppexp.c (_cpp_expand_op_stack): Set op_limit.
1075 2002-05-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1077 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Define.
1078 (SHLIB_LINK, SHLIB_INSTALL): Adjust.
1080 2002-05-09 Jakub Jelinek <jakub@redhat.com>
1082 * config/sparc/t-linux64 (SHLIB_MAPFILES): Set.
1083 * config/sparc/libgcc-sparc-glibc.ver: New file.
1084 * config/cris/t-linux (SHLIB_MAPFILES): Remove.
1085 * mklibgcc.in: Preprocess SHLIB_MAPFILES with ml flags.
1087 2002-05-09 Jakub Jelinek <jakub@redhat.com>
1089 PR target/6429
1090 * Makefile.in (libgcc.mk): Pass SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
1091 * mklibgcc.in: If SHLIB_SLIBDIR_SUFFIXES is defined, put libgcc_s
1092 shared libraries into multilib dirs, with SONAME libgcc_s.so.1 for
1093 base multilibs.
1094 * config/t-slibgcc-elf-ver (SHLIB_LINK): Adjust for the above.
1095 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
1096 * config/sparc/t-linux64 (SHLIB_SLIBDIR_SUFFIXES): Define.
1097 * config/sparc/t-sol2-64 (SHLIB_SLIBDIR_SUFFIXES): Define.
1099 2002-05-09 Richard Henderson <rth@redhat.com>
1101 * config/ia64/ia64.md: Use define_constants for unspec numbers.
1102 * config/ia64/ia64.c: Likewise.
1104 2002-05-09 Richard Sandiford <rsandifo@redhat.com>
1106 * config/mips/mips.c (mips_add_large_offset_to_sp): Remove FILE arg.
1107 (save_restore_insns): Likewise.
1108 (mips_expand_prologue, mips_expand_epilogue): Update callers.
1109 (highpart_shift_operator): Attach ATTRIBUTE_UNUSED to mode argument.
1111 Thu May 9 11:50:09 2002 Jeffrey A Law (law@cygnus.com)
1113 * athlon.md, k6.md, pentium.md, ppro.md): New files.
1114 * i386.md: Move scheduling information into new files.
1116 * i386.md (type attribute): Add "rotate" for rotate insns.
1117 (rotate insns): Set type to "rotate".
1118 (various attributes and function units): Treat rotate like shift.
1119 (pent_pair attribute): Only rotates by one bit position are
1120 pairable.
1121 (sbb insns): Explicitly set pent_pair attribute on a couple
1122 that were missing it.
1124 Thu May 9 18:29:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
1126 * sh.c (sh_builtin_saveregs): If starting with an odd fp register,
1127 make sure that buffer starts on odd word address.
1128 (sh_va_arg): Skip odd fp registers when reading a double precision
1129 value.
1131 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
1133 * tree.h (preserve_data, object_permanent_p, type_precision):
1134 Remove.
1136 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
1138 * cpplib.c (cpp_init_internal_pragmas): Remove #pragma poison.
1139 * cppmacro.c (paste_all_tokens): Bad pastes are a hard error.
1140 doc:
1141 * cpp.texi: Update for removal of obsolete features.
1143 Thu May 9 07:46:18 2002 Jan Hubicka <jh@suse.cz>
1144 Jeffrey A Law (law@redhat.com)
1146 * i386.c (ia32_use_dfa_pipeline_interface): New function. Use
1147 the DFA interface for Pentium processors.
1148 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): DEFINE.
1149 (attr_pent_pair, ix86_pent_find_pair): Remove.
1150 (ix86_sched_reorder_pentium): Remove.
1151 (ix86_sched_reorder): Remove reordering for Pentium.
1152 * i386.md (Pentium scheduling): Rewrite using DFA description.
1154 Thu May 9 14:55:39 CEST 2002 Jan Hubicka <jh@suse.cz>
1156 * cfganal.c (can_fallthru): Fix fast path.
1157 * cfgrtl.c (verify_flow_info): Avoid crash on conditionals
1158 with edges to the next block.
1160 Thu May 9 14:52:45 CEST 2002 Jan Hubicka <jh@suse.cz>
1161 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
1163 * final.c (end_final): Use C trees to output data structures for profiling.
1165 * Makefile.in (LIBGCC_DEPS): Added missing dependency on gcov-io.h
1166 (profile.o): New dependency profile.h
1167 (final.o): New dependency profile.h
1168 * profile.h: New file. New global structure profile_info.
1169 * final.h (count_edges_instrumented_now): Declare.
1170 (current_function_cfg_checksum): Declare.
1171 (function_list): New structure.
1172 (functions_head, functions_tail): New static variables.
1173 (end_final): Emits more data, removed some -ax stuff.
1174 (final): Stores function names and chcksums.
1175 * gcov-io.h (__write_gcov_string): New function.
1176 (__read_gcov_string): New function.
1177 * gcov.c (read_profile): New function.
1178 (create_program_flow_graph): Uses read_profile instead of reading
1179 da_file.
1180 (read_files): Removed da_file checking, it's done by read_profile now.
1181 * libgcc2.c (bb_function_info): New structure.
1182 (bb): New field in structure, removed some -ax stuff.
1183 (__bb_exit_func): Changed structure of da_file.
1184 * profile.c (count_edges_instrumented_now): New global variable.
1185 (current_function_cfg_checksum): New global variable.
1186 (max_counter_in_program): New global variable.
1187 (get_exec_counts): New function.
1188 (compute_checksum): New function.
1189 (instrument_edges): Sets count_edges_instrumented_now.
1190 (compute_branch_probabilities): Uses get_exec_counts instead of
1191 reading da_file.
1192 (branch_prob): Calls compute_checksum and writes extra data to bbg_file.
1193 (init_branch_prob): Removed da_file checking, done in get_exec_counts
1194 now.
1195 (end_branch_prob): Removed da_file checking, done in get_exec_counts
1196 now.
1197 * gcov.texi: Updated information about gcov file format.
1199 2002-05-09 Kazu Hirata <kazu@cs.umass.edu>
1201 * sbitmap.c: Fix formatting.
1202 * scan.c: Likewise.
1203 * scan-decls.c: Likewise.
1204 * sched-deps.c: Likewise.
1205 * sched-ebb.c: Likewise.
1206 * sched-rgn.c: Likewise.
1207 * sched-vis.c: Likewise.
1208 * sdbout.c: Likewise.
1209 * sibcall.c: Likewise.
1210 * simplify-rtx.c: Likewise.
1211 * ssa.c: Likewise.
1212 * ssa-ccp.c: Likewise.
1213 * ssa-dce.c: Likewise.
1214 * stmt.c: Likewise.
1215 * stor-layout.c: Likewise.
1216 * stringpool.c: Likewise.
1218 2002-05-09 David S. Miller <davem@redhat.com>
1220 * config/sparc/sol2.h (ASM_CPU_SPEC): Handle -mcpu=v9.
1222 2002-05-07 David S. Miller <davem@redhat.com>
1224 * config/sparc/sparc.h (TARGET_BUGGY_QP_LIB): Define to zero.
1225 * config/sparc/sol2.h (TARGET_BUGGY_QP_LIB): Override to one.
1226 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If the Qp
1227 library implementation clobbers the output before the inputs
1228 are fully consumed, use stack temporary for the output.
1230 2002-05-09 Jason Thorpe <thorpej@wasabisystems.com>
1232 * config/netbsd.h (CPP_SPEC): Remove.
1233 * config/i386/netbsd-elf.h (CPP_SPEC): Define.
1234 * config/i386/netbsd.h (CPP_SPEC): Define.
1235 * config/ns32k/netbsd.h (CPP_SPEC): Define.
1236 * config/sparc/netbsd-elf.h (CPP_SPEC): Remove.
1237 * config/sparc/netbsd.h (CPP_SPEC): Define.
1238 * config/vax/netbsd.h (CPP_SPEC): Define.
1240 2002-05-08 Kazu Hirata <kazu@cs.umass.edu>
1242 * read-rtl.c: Fix formatting.
1243 * real.c: Likewise.
1244 * recog.c: Likewise.
1245 * regclass.c: Likewise.
1246 * regmove.c: Likewise.
1247 * reg-stack.c: Likewise.
1248 * reload1.c: Likewise.
1249 * reload.c: Likewise.
1250 * resource.c: Likewise.
1251 * rtlanal.c: Likewise.
1252 * rtl.c: Likewise.
1253 * rtl-error.c: Likewise.
1255 2002-05-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
1257 * pa/pa-64.h (MAX_WCHAR_TYPE_SIZE): Delete.
1258 * pa/pa.h (MAX_WCHAR_TYPE_SIZE): Delete.
1260 2002-05-08 Bernd Schmidt <bernds@redhat.com>
1262 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Tweak previous change to
1263 use __SSE2__ macro instead.
1264 * config/i386/xmmintrin.h: Likewise.
1266 2002-05-08 Janis Johnson <janis187@us.ibm.com>
1268 * rtl.h (RTL_FLAG_CHECK*): Add an argument for the macro name,
1269 and use it in all invocations of these macros. Clean up comments.
1270 * rtl.c (rtl_check_failed_flag): Add an argument for the name
1271 of the flag access macro whose check failed.
1272 * doc/rtl.texi (Flags): Document additional flag uses.
1274 2002-05-08 Robert Spier <rspier@pobox.com>
1275 Neil Booth <neil@daikokuya.demon.co.uk>
1277 PR preprocessor/6521
1278 * cppfiles.c (handle_missing_header): Don't do anything
1279 different for <> includes.
1280 doc:
1281 * cppopts.texi: Update documentation for -MG.
1283 2002-05-08 Neil Booth <neil@daikokuya.demon.co.uk>
1285 * cpplex.c (cpp_interpret_charconst): Truncate as well as
1286 sign-extend.
1287 doc:
1288 * cpp.texi: Clarify multichar charconst valuation.
1290 2002-05-08 Mark Mitchell <mark@codesourcery.com>
1292 * doc/invoke.texi: Document -mwindiss option.
1294 2002-05-08 Jason Merrill <jason@redhat.com>
1296 * dwarf2out.c (output_call_frame_info): Don't emit a CIE with no FDEs.
1298 * dwarf2out.c (gen_type_die): Abort on broken recursion.
1300 PR c++/6381
1301 * dwarf2out.c (rtl_for_decl_location): Only expand INTEGER_CST and
1302 REAL_CST.
1304 2002-05-08 Nick Clifton <nickc@cambridge.redhat.com>
1306 * config/arm/t-arm-elf (MULTILIB): Do not allow big-endian/
1307 little-endian multilibs to override arm/thumb multilibs.
1308 Do not build hardware floating point multilibs, nor apcs-26
1309 multilibs for the Thumb.
1311 2002-05-08 Mark Mitchell <mark@codesourcery.com>
1313 PR c/6569.
1314 * varasm.c (mark_weak): New function.
1315 (merge_weak): Use it. Do not call declare_weak.
1316 (declare_weak): Use merge_weak.
1318 Wed May 8 13:12:11 CEST 2002 Jan Hubicka <jh@suse.cz>
1320 * cse.c (dead_libcall_p): Update counts.
1321 (delete_trivially_dead_insns): Update call of dead_libcall_p.
1323 Wed May 8 11:08:50 CEST 2002 Jan Hubicka <jh@suse.cz>
1325 * cfglayout.c (function_tail_eff_head): Rename to ...
1326 (function_footer): ... this one.
1327 (unlink_insn_chain): New functions.
1328 (label_for_bb): Only call block_label and emit debug message.
1329 (record_effective_endpoints): Actually unlink the headers and footers.
1330 (fixup_reorder_cahin): Re-insert the unlinked sequences.
1331 (cfg_layout_duplicate_bb): Use duplicate_insn_chain.
1332 * cfglayout.h (struct reorder_block_def): New fields footer/header;
1333 remove eff_head/eff_end.
1334 * rtl.h (set_first_insn): Declare.
1335 * emit-rtl.c (set_first_insn): New function.
1337 * cfglayout.c (fixup_reorder_chain): Dump duplicated
1338 (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
1339 cfg_layout_duplicate_bb): New global function.
1340 (duplicate_insn_chain): New static function.
1341 * cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
1342 cfg_layout_duplicate_bb): Declare.
1343 (struct reorder_block_def): Add "original" field.
1344 * emit-rtl.c (emit_copy_of_insn_after): New function.
1345 * rtl.h (emit_copy_of_insn_after): Declare.
1347 * cfglayout.c (fixup_fallthru_exit_predecessor): Kill.
1348 (fixup_reorder_chain): properly handle edges to exit block.
1350 Wed May 8 11:10:31 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1351 Jan Hubicka <jh@suse.cz>
1353 * basic-block.h (note_prediction_to_br_prob): declare.
1354 * c-semantics.c: Inlucde predit.h
1355 (expand_stmt): predict GOTO_STMT as not taken.
1356 * cfgcleanup.c: (delete_unreachable_blocks): Make global.
1357 (cleanup_cfg): Do not free tail_recursion_list.
1358 * cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION.
1359 (flow_delete_block): Kill predictions past end of basic block.
1360 * output.h (delete_unreachable_blocks): Declare.
1361 * predict.c (predicted_by_p, process_note_predictions,
1362 process_note_prediction, last_block_p): New function.
1363 (estimate_probability): Bypass loop on PRED_CONTINUE;
1364 do not handle noreturn heuristics; kill PRED_RETURN; add
1365 PRED_EARLY_RETURN.
1366 * predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO,
1367 PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New.
1368 * predict.h (IS_TAKEN): New constant.
1369 * print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION.
1370 * rtl.c (NOTE_INSN_PREDICTION): New.
1371 * rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS):
1372 New macro.
1373 (insn_note): add NOTE_INSN_PREDICTION.
1374 * sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build
1375 CFG; free tail_recursion_label_list.
1376 * stmt.c: Include predict.h;
1377 (return_prediction): New.
1378 (expand_value_return): Use it.
1379 * toplev.c: Lower NOTE_INSN_PREDICTION before sibcall.
1381 2002-05-08 Richard Sandiford <rsandifo@redhat.com>
1383 * config/mips/mips.md: Name the unspecs with define_constant.
1384 (*HILO_delay): Rename to 'hilo_delay' (no star).
1385 (reload_indi): Replace gen_rtx_UNSPEC with gen_hilo_delay.
1386 (reload_outdi, reload_outsi): Likewise.
1388 2002-05-07 Kazu Hirata <kazu@cs.umass.edu>
1390 * toplev.c: Fix formatting.
1392 2002-05-07 Janis Johnson <janis187@us.ibm.com>
1394 * config.in (ENABLE_RTL_FLAG_CHECKING): New.
1395 * configure.in (ac_rtlflag_checking): New.
1396 * doc/install.texi (--enable-checking): Document RTL flag checking.
1398 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
1400 * c-common.c (c_common_init): Set options->unsigned_wchar.
1401 * cppinit.c (cpp_create_reader): Default unsigned_wchar,
1402 group target dependencies.
1403 (init_builtins, cpp_handle_option): Update.
1404 * cpplex.c (cpp_interpret_charconst): Update.
1405 * cpplib.h (struct cpp_options): Add unsigned_wchar, rename
1406 signed_char to unsigned_char, group target dependencies.
1407 * defaults.h (WCHAR_UNSIGNED): Remove.
1408 * system.h (WCHAR_UNSIGNED, MAX_CHAR_TYPE_SIZE): Poison.
1409 config:
1410 * freebsd.h, interix.h, alpha/freebsd.h, arm/freebsd.h,
1411 i386/386bsd.h, i386/beos-elf.h, i386/bsd386.h, i386/cygwin.h,
1412 i386/djgpp.h, i386/freebsd-aout.h, i386/i386-interix.h,
1413 i386/win32.h, ia64/freebsd.h, mips/netbsd.h, rs6000/freebsd.h,
1414 sh/elf.h, sh/sh.h, sparc/freebsd.h: Remove WCHAR_UNSIGNED.
1415 doc:
1416 * tm.texi: Remove MAX_CHAR_TYPE_SIZE.
1418 2002-05-07 Mark Mitchell <mark@codesourcery.com>
1420 * fixinc/inclhack.def (windiss_math1): New fix.
1421 (windiss_math2): Likewise.
1422 (windiss_valist): Likewise.
1423 * fixinc/fixincl.x: Regenerated.
1425 2002-05-07 Andreas Jaeger <aj@suse.de>
1427 * genautomata.c (output_internal_min_issue_delay_func): Add
1428 ATTRIBUTE_UNUSED to avoid warning with empty dfa.
1429 (output_internal_trans_func): Likewise.
1431 Tue May 7 10:06:22 2002 Jeffrey A Law (law@redhat.com)
1433 * pa.c (hppa_profile_hook): Use force_reg to get the address
1434 of the profile hook into an appropriate pseudo register.
1436 2002-05-07 Mark Mitchell <mark@codesourcery.com>
1438 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -mwindiss.
1439 (LINK_START_SPEC): Handle it.
1440 (LINK_OS_SPEC): Likewise.
1441 (CPP_SPEC): Likewise.
1442 (STARTFILE_SPEC): Likewise.
1443 (LIB_SPEC): Likewise.
1444 (ENDFILE_SPEC): Likewise. Do not assume crtsavres.o is used on
1445 all platforms.
1446 (CRTSAVRES_DEFAULT_SPEC): New macro.
1447 (LIB_WINDISS_SPEC): New macro.
1448 (CPP_OS_WINDISS_SPEC): Likewise.
1449 (STARTFILE_WINDISS_SPEC): Likewise.
1450 (ENDFILE_WINDISS_SPEC): Likewise.
1451 (LINK_START_WINDISS_SPEC): Likewise.
1452 (LINK_OS_WINDISS_SPEC): Likewise.
1453 * config/rs6000/windiss.h: New file.
1455 2002-05-07 Aldy Hernandez <aldyh@redhat.com>
1457 * config/rs6000/rs6000.c (bdesc_2arg): Fix vmax typos.
1459 2002-05-06 David S. Miller <davem@redhat.com>
1461 * config/sparc/sparc.md (shift insns): Do not mask off
1462 second operand, 'I' constraint and SHIFT_COUNT_TRUNCATED
1463 take care of it.
1465 2002-05-06 Richard Henderson <rth@redhat.com>
1467 PR c++/6212
1468 * expr.c (highest_pow2_factor_for_type): New.
1469 (expand_assignment): Use it.
1471 2002-05-06 Aldy Hernandez <aldyh@redhat.com>
1473 * config/rs6000/rs6000.md ("altivec_mtvscr"): Change to
1474 unspec_volatile.
1475 ("altivec_mfvscr"): Same.
1477 2002-05-06 Janis Johnson <janis187@us.ibm.com>
1479 * rtl.h (struct rtx_def): Update comments.
1480 (RTL_FLAG_CHECK[12345678]): New. (rtl_check_failed_flag): Declare.
1481 (RTL_FLAG): New. (CLEAR_RTX_FLAGS): New. (flag access macros): Use
1482 RTL_FLAG_CHECK macros with list of expected RTL codes.
1483 * rtl.c (copy_rtx, shallow_copy_rtx): Use RTX_FLAG macro.
1484 (rtl_check_failed_flag): New.
1485 * reload1.c (reload): Use REG macro before changing rtx to MEM.
1486 (reload_cse_noop_set_p): Check rtx code before using access macro.
1487 * config/ia64/ia64.c (process_for_unwind_directive): Check rtx code
1488 before using access macro.
1490 2002-05-06 Janis Johnson <janis187@us.ibm.com>
1492 * doc/rtl.texi (Flags): Update to reflect current usage.
1494 2002-05-06 Roger Sayle <roger@eyesopen.com>
1496 PR opt/3995
1497 * fold-const.c (sign_bit_p): New function.
1498 (fold) [EQ_EXPR]: Use this to convert (A & C) == 0 into A >= 0 and
1499 (A & C) != 0 into A < 0, when constant C is the sign bit of A's type.
1500 Reapply fold when converting (A & C) == C into (A & C) != 0.
1501 (fold_binary_op_with_conditional_arg): Fix typo in comment.
1503 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
1505 * c-common.c (warn_multichar): New.
1506 (c_common_init): Set CPP's warn_multichar.
1507 * c-common.h (warn_multichar): New.
1508 * c-decl.c (warn_multichar): Remove.
1509 * c-lex.c (lex_charconst): Update.
1510 * c-tree.h (warn_multichar): Remove.
1511 * cppexp.c (eval_token): Sign-extend charconst value.
1512 * cppinit.c (cpp_create_reader): Set warn_multichar.
1513 * cpplex.c (cpp_interpret_charconst): Don't sign-extend
1514 each character. Update prototype. Sign-extend the result.
1515 * cpplib.h: Fix conditions.
1516 (struct cpp_options): Add new warning flag.
1517 (cpp_interpret_charconst): Update prototype.
1518 doc:
1519 * cpp.texi: Update documentation.
1521 2002-05-06 Vladimir Makarov <vmakarov@redhat.com>
1523 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
1524 Fix typo in usage of allof instead of unit.
1526 2002-05-06 Richard Henderson <rth@redhat.com>
1528 * recog.c (if_test_bypass_p): Accept multiple set insns for OUT,
1529 and any jump or call for IN.
1531 2002-05-06 Bernd Schmidt <bernds@redhat.com>
1533 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Define __SSE2_BUILTINS__ if
1534 -msse2.
1535 * config/i386/xmmintrin.h: Use it to conditionalize SSE2 support.
1537 2002-05-06 Roger Sayle <roger@eyesopen.com>
1539 * fold-const.c (lshift-double): Cast the high word to an unsigned
1540 HOST_WIDE_INT when extracting sign bit to avoid compiler warning.
1541 (div_and_round_double): Cast carry to a signed HOST_WIDE_INT to
1542 avoid compiler warning. (fold): Remove redundant code from
1543 BIT_AND_EXPR as integer operands are canonicalized to be arg1.
1545 2002-05-06 Jeff Law <law@redhat.com>
1547 * pa-protos.h (hppa_fpstore_bypass_p): Declare.
1548 * pa.c (pa_adjust_cost): Remove all true dependency cost
1549 adjustments. Also remove support for non-DFA scheduling.
1550 * pa.md (700, 7100, 7100lc, 7200, 7300): Use bypass mechanism
1551 to adjust true dependency costs. Update various comments.
1552 (7100lc, 7200, 7300 scheduling): Simplify by combining the
1553 FP ALU & MPY units into a single unit.
1555 2002-05-06 Catherine Moore <clm@redhat.com>
1557 * config/v850/v850.c (compute_register_save_size): Make sure
1558 to count all of the registers that will be saved.
1560 Mon May 6 18:03:11 CEST 2002 Jan Hubicka <jh@suse.cz>
1562 * i386.c (q_regs_operand): Use ANY_QI_REGS_P.
1564 2002-05-06 David S. Miller <davem@redhat.com>
1566 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Do not
1567 allow result to overlap input operands in memory.
1569 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
1571 doc:
1572 * cpp.texi: Update multichar charconst docs.
1574 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
1576 * cpplex.c (cpp_interpret_charconst): Sign-extend each
1577 character. Don't ignore excess characters. Treat
1578 multicharacter character constants as signed.
1579 (cpp_parse_escape): Clarify diagnostic.
1581 2002-05-05 Jakub Jelinek <jakub@redhat.com>
1583 * config/sparc/sparc.md (ashlsi3): If shift count is const1_rtx,
1584 use add instead of shift.
1585 (ashldi3_sp64): Likewise.
1586 (ashlsi3_const1, ashldi3_const1): Remove.
1587 * config/sparc/sparc.h (PREDICATE_CODES): Add const1_operand.
1588 * config/sparc/sparc.c (const1_operand): New.
1590 2002-05-05 Jason Thorpe <thorpej@wasabisystems.com>
1592 * config.gcc (alpha*-*-netbsd*): Don't use crtstuff.
1594 2002-05-05 Jakub Jelinek <jakub@redhat.com>
1596 PR target/6561
1597 * config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.
1599 2002-05-05 Richard Henderson <rth@redhat.com>
1601 * config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
1602 memory latency adjustments.
1603 (alpha_variable_issue): Remove.
1604 (alpha_use_dfa_pipeline_interface): New.
1605 (alpha_multipass_dfa_lookahead): New.
1606 * config/alpha/alpha.md: Remove define_function_unit scheduling;
1607 include new dfa scheduling.
1608 (attr type): Add none.
1609 (blockage): Use it.
1610 * config/alpha/ev4.md: New.
1611 * config/alpha/ev5.md: New.
1612 * config/alpha/ev6.md: New.
1614 2002-05-05 David S. Miller <davem@redhat.com>
1616 * recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
1618 2002-05-05 Kazu Hirata <kazu@cs.umass.edu>
1620 * cse.c: Fix formatting.
1621 * emit-rtl.c: Likewise.
1623 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
1625 * genautomata.c (initiate_states): Add additional guard to
1626 initialize `units_array'.
1628 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
1630 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
1631 process_unit_to_form_the_same_automaton_unit_lists,
1632 form_the_same_automaton_unit_lists
1633 check_unit_distributions_to_automata): New prototypes and
1634 functions.
1635 (check_automata): Rename it into `check_automata_insn_issues'.
1636 (unit_decl): New fields `the_same_automaton_unit' and
1637 `the_same_automaton_message_reported_p'.
1638 (unit_decl_t): New typedef.
1639 (the_same_automaton_lists): New gloval variable.
1640 (unit_regexp, unit_set_el, units_array, units_cmp,
1641 output_get_cpu_unit_code_func): Use the typedef.
1642 (evaluate_max_reserv_cycles): Increment
1643 `description->max_insn_reserv_cycles'.
1644 (initiate_states): Don't increment `max_cycles_num'.
1645 (transform_insn_regexps): Move code around transformation of
1646 regexps from `generate'.
1647 (generate): Remove call of `transform_insn_regexps'.
1648 (expand_automata): Call `transform_insn_regexps' and
1649 `check_unit_distributions_to_automata'. Check errors before
1650 `generate'.
1652 * config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
1653 automaton `ultrasparc3_1'.
1655 2002-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
1657 * c-common.c (c_common_init): Set up CPP arithmetic.
1658 * cppinit.c (cpp_create_reader): Default CPP arithmetic to
1659 something reasonable for the host.
1660 (sanity_checks): Add checks.
1661 (cpp_read_main_file): Call sanity_checks() from here...
1662 (cpp_post_options): ... not here.
1663 * cpplex.c (cpp_interpret_charconst): Get max_chars right.
1664 * cpplib.h (struct cpp_options): New member int_precision.
1666 2002-05-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1668 * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
1670 2002-05-04 David S. Miller <davem@redhat.com>
1672 * config/sparc/linux.h, config/sparc/linux64.h
1673 (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
1675 * config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
1676 more RTX codes.
1677 * config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
1679 * recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
1680 of SETs.
1682 2002-05-05 Tim Josling <tej@melbpc.org.au>
1684 * treelang; New directory for new sample language treelang.
1686 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
1688 * Makefile.in (c-lex.o): Update.
1689 * c-lex.c: Include target.h.
1690 (cb_register_builtins): New.
1691 (init_c_lex): Set builtins callback.
1692 * c-lex.h (cpp_define, cpp_assert): New prototypes.
1693 * cppinit.c (init_builtins): Use callback, including for
1694 GXX_WEAK.
1695 * cpplib.h (struct cpp_callbacks): New member.
1696 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
1697 (TARGET_INITIALIZER): Update.
1698 * target.h (struct gcc_target): New hook.
1699 * tree.c (default_register_cpp_builtins): New.
1700 * tree.h (default_register_cpp_builtins): New.
1701 doc:
1702 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
1704 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
1706 * cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
1707 (cpp_post_options): Move sanity checks to...
1708 (sanity_checks): New.
1709 * cpplex.c (maybe_read_ucs): Fix prototype.
1710 (parse_string, cpp_parse_escape): Cast for %c format specifier.
1711 * cpplib.h (cppchar_t): Use unsigned long or unsigned long long
1712 if necessary.
1714 2002-05-04 Bernd Schmidt <bernds@redhat.com>
1716 * config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
1717 builtins. Use V2DI patterns instead of TI for logical operations.
1718 (ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
1719 Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
1720 (ix86_expand_builtins): Change the pattern used for movntdq.
1721 * config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
1722 sse2_nandv2di3): New patterns.
1723 (sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
1724 on operands.
1725 (sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
1726 (cvtdq2pd): Correct mode on operand 1.
1727 (sse2_umulsidi3): Describe without unspec.
1728 (sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
1729 machine modes.
1730 (lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
1731 (ashlv2di3): Likewise, from sse2_ashlv2di3.
1732 (ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
1733 ashlv4si3, ashlv2di3): Use SImode for shift count.
1734 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
1735 lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
1736 New patterns.
1737 * config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
1738 New typedefs.
1739 (__m128i, __m128d): New macros.
1740 (_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
1741 _mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
1742 _mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
1743 _mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
1744 _mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
1745 _mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
1746 _mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
1747 _mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
1748 _mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
1749 _mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
1750 _mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
1751 _mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
1752 _mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
1753 _mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
1754 _mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
1755 _mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
1756 _mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
1757 _mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
1758 _mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
1759 _mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
1760 _mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
1761 _mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
1762 _mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
1763 _mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
1764 _mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
1765 _mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
1766 _mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
1767 _mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
1768 _mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
1769 _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
1770 _mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
1771 _mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
1772 _mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
1773 _mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
1774 _mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
1775 _mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
1776 _mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
1777 functions.
1778 (_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
1779 _mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
1781 2002-05-04 Kazu Hirata <kazu@cs.umass.edu>
1783 * dwarf2out.c: Fix formatting.
1784 * varasm.c: Likewise.
1786 2002-05-04 David Edelsohn <edelsohn@gnu.org>
1788 PR c/6543
1789 * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
1790 clobber and use result as temporary value.
1792 Sat May 4 13:20:54 CEST 2002 Jan Hubicka <jh@suse.cz>
1794 * expr.c (force_operand): Use expand_simple_* to handle more
1795 cases.
1797 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
1799 * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
1800 and sign-extension.
1801 (lex_charconst): Update for change in prototype of
1802 cpp_interpret_charconst. Extend from cppchar_t to HOST_WIDE_INT
1803 appropriately.
1804 * cpphash.h (BITS_PER_CPPCHAR_T): New.
1805 * cppinit.c (cpp_create_reader): Initialize them for no
1806 change in semantics.
1807 (cpp_post_options): Add sanity checks.
1808 * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
1809 and truncation issues. Calculate in type cppchar_t.
1810 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
1811 (cpp_interpret_charconst): Calculate in type cppchar_t. Handle
1812 run-time dependent precision correctly. Return whether the
1813 result is signed or not.
1814 * cpplib.c (dequote_string): Use cppchar_t; update.
1815 * cpplib.h (cppchar_signed_t): New.
1816 struct cpp_options): New precision members.
1817 (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
1818 * cppexp.c (eval_token): Update.
1820 2002-05-03 David S. Miller <davem@redhat.com>
1822 * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
1823 * config/sparc/sparc.c (sparc_rtx_costs): New function
1824 implementing RTX_COSTS and CONST_COSTS.
1825 * config/sparc/sparc.h (CONST_COSTS): Delete.
1826 (RTX_COSTS_CASES): Define.
1827 (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
1828 the work.
1830 * config/sparc/sparc.md (DFA schedulers): Split out...
1831 * config/sparc/cypress.md, config/sparc/hypersparc.md,
1832 config/sparc/sparclet.md, config/sparc/supersparc.md,
1833 config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
1835 * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
1836 checks on it, always defined for Sparc.
1838 * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
1839 Tweak, and add more detailed comments.
1841 2002-05-03 Zack Weinberg <zack@codesourcery.com>
1843 * Re-apply patch accidentally reverted with
1844 DFA scheduler merge: remove all rules and variables to slurp
1845 source files out of libiberty and rebuild them with HOST_CC.
1846 ($(HOST_PREFIX_1)varray.o): New rule.
1847 (genattrtab rule): Word wrap.
1849 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
1851 * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
1852 (CPP_SUBTARGET_SPEC): Define.
1853 (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
1854 cpp_subtarget specs.
1855 (CPP_SPEC): Redefine to include %(cpp_subtarget).
1857 2002-05-03 David S. Miller <davem@redhat.com>
1859 * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
1860 * target.h (struct gcc_target): Delete cycle_display member.
1862 * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
1863 (rtx_needs_barrier): Delete reference to cycle_display unspec.
1864 (ia64_sched_reorder2): Mention need for cycle display handling
1865 once such notes exist.
1867 2002-05-03 Richard Henderson <rth@redhat.com>
1869 * real.c (etoasc): Strip most trailing zeros for clarity.
1870 * sched-vis.c: Include real.h.
1871 (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
1872 * Makefile.in (sched-vis.o): Add real.h.
1874 2002-05-03 David S. Miller <davem@redhat.com>
1876 * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
1877 no longer needed.
1879 2002-05-03 Aldy Hernandez <aldyh@redhat.com>
1881 * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
1882 when we get an out of range literal.
1883 (altivec_expand_ternop_builtin): Same.
1884 (altivec_expand_unop_builtin): Same.
1885 (altivec_expand_builtin): Same, for dss.
1886 (altivec_expand_builtin): Use trees instead of rtl when
1887 determining literal argument validity.
1889 2002-05-03 David S. Miller <davem@redhat.com>
1891 Delete cycle display scheduling hook.
1892 * config/ia64/ia64.c (ia64_cycle_display,
1893 TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
1894 (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
1895 and use emit_insn_before instead of ia64_emit_insn_before.
1896 * config/ia64/ia64.md (unspec usage): Delete cycle display.
1897 (cycle_display): Delete insn pattern.
1898 * config/sparc/sparc.md (unspec usage): Delete cycle display.
1899 (cycle_display): Delete insn pattern.
1900 * config/sparc/sparc.c (sparc_cycle_display,
1901 TARGET_SCHED_CYCLE_DISPLAY): Delete.
1902 * doc/md.texi (cycle_display): Don't mention.
1903 * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
1905 2002-05-03 Richard Henderson <rth@redhat.com>
1907 * recog.c (store_data_bypass_p, if_test_bypass_p): New.
1908 * recog.h: Declare them.
1910 * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
1911 * config/sparc/sparc.md: Use store_data_bypass_p instead.
1912 * config/sparc/sparc-protos.h: Update.
1914 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
1916 * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
1917 -D__arch64__. Add -D_LP64.
1918 (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
1919 from sparc.h.
1920 (CPP_ARCH64_SPEC): Likewise.
1921 (NO_BUILTIN_PTRDIFF_TYPE): Undef.
1922 (NO_BUILTIN_SIZE_TYPE): Undef.
1924 2002-05-03 Vladimir Makarov <vmakarov@redhat.com>
1926 * genautomata.c (min_issue_delay_pass_states): Change return type
1927 in the prototype.
1928 (min_issue_delay_pass_states): Change the algorithm.
1929 (min_issue_delay): Set up min_insn_issue_delay for the state.
1930 (output_min_issue_delay_table): Interchange the nested loops and
1931 and initiate min_insn_issue_delay for states.
1933 Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
1935 * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
1936 jump is simplejump.
1938 Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
1940 * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
1941 sequence.
1943 2002-05-03 Richard Henderson <rth@redhat.com>
1945 PR opt/6534
1946 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
1947 noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
1948 noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
1949 code before JUMP, not EARLIEST.
1951 2002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
1953 * c-format.c (check_format_info_main): Don't check for presence of
1954 parameter for * width until after operand number has been read,
1955 and only check for it if format parameters are available.
1956 Fixes PR c/6547.
1958 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
1960 * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
1961 (LINK_SPEC): Undef before defining.
1963 2002-05-03 Jakub Jelinek <jakub@redhat.com>
1965 PR preprocessor/6489
1966 * tradcpp.c (fixup_newlines): New.
1967 (main, finclude): Use it.
1969 2002-05-03 Richard Sandiford <rsandifo@redhat.com>
1971 * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
1972 * config/mips/mips.c (mips_unique_section): Strip encoding from
1973 decl name.
1975 2002-05-03 Jakub Jelinek <jakub@redhat.com>
1977 * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
1978 mode.
1980 2002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1982 * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
1983 (Specific): Removed buildstats references.
1984 (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
1985 (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
1986 Accomodate Solaris versions beyond 8.
1987 (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
1988 (Specific, *-*-solaris2.8): Removed, obsolete.
1990 2002-05-03 Jakub Jelinek <jakub@redhat.com>
1992 PR target/6542
1993 * config/sparc/sparc.h (leaf_reg_remap): Remove const.
1994 (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
1995 fill leaf_reg_remap with identity.
1996 * config/sparc/sparc.c (leaf_reg_remap): Remove const.
1998 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
2000 * config/h8300/crti.asm: Remove trailing spaces.
2001 * config/h8300/h8300.c: Likewise.
2002 * config/h8300/lib1funcs.asm: Likewise.
2004 2002-05-02 Jason Merrill <jason@redhat.com>
2006 * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
2007 * c-decl.c (c_init_decl_processing): Use it.
2008 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
2009 * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
2010 * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
2012 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
2014 * regrename.c: Fix formatting.
2015 * tree.c: Likewise.
2017 Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
2019 * i386.md (attribute memory): Handle compares properly.
2021 Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
2023 * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
2024 to none.
2026 2002-05-02 Kazu Hirata <kazu@cs.umass.edu>
2028 * function.c: Fix formatting.
2030 2002-05-02 Jan Hubicka <jh@suse.cz>
2032 * haifa-sched.c (schedule_insn): Print table of instructions and
2033 reservations.
2034 (sched_block): Do not print ready list at verbosity level 1.
2035 * sched-vis.c (print_insn): Make global.
2036 * sched-ebb.c (ebb_print_insn): Rename from...
2037 (print_insn): ... this one.
2038 * sched-int.h (print_insn): Declare
2040 2002-05-02 Richard Henderson <rth@redhat.com>
2042 * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
2043 emitted by cycle_display.
2045 2002-05-02 Loren J. Rittle <ljrittle@acm.org>
2047 * doc/install.texi (*-*-freebsd*): Update to latest status.
2049 2002-05-02 Jakub Jelinek <jakub@redhat.com>
2051 PR target/6540
2052 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
2053 * config/float-sparc.h: Assume 128-bit long double if
2054 __LONG_DOUBLE_128__ is defined.
2056 2002-05-02 Vladimir Makarov <vmakarov@redhat.com>
2058 * genattrtab.c (write_function_unit_info): Add a dummy element
2059 when num_units == 0.
2061 2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2063 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
2064 TYPE_MODE (double_type_node) instead of DFmode.
2066 Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
2068 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
2069 jumps post reload.
2070 * toplev.c (rest_of_compilation): Revert Richard's patch.
2072 2001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
2074 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
2076 2002-05-02 Catherine Moore <clm@redhat.com>
2078 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
2080 2002-05-02 Kazu Hirata <kazu@hxi.com>
2082 * combine.c: Fix comment typos.
2083 * expr.c: Likewise.
2084 * genautomata.c: Likewise.
2085 * stmt.c: Likewise.
2086 * tree.h: Likewise.
2088 2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
2090 * doc/install.texi: State GNAT version requirements.
2092 2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
2094 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
2095 of the frame pointer or arg pointer register which strict register
2096 checking is not enabled.
2098 2002-05-02 Aldy Hernandez <aldyh@redhat.com>
2100 * gcc.dg/altivec-8.c: New.
2102 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
2103 PRE_INC and PRE_DEC for altivec modes.
2105 2002-05-01 Bruce Korb <bkorb@gnu.org>
2107 * fixinc/check.tpl(set-writable): make sure the function exists first
2108 * fixinc/inclhack.def(alpha_assert): fix test_text
2109 * fixinc/tests/base/assert.h: add in missing result
2111 2002-05-01 Jeff Law <law@redhat.com>
2113 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
2114 'T' constraint.
2116 2002-05-01 Joel Brobecker <brobecker@gnat.com>
2118 * dbxout.c (dbxout_type): Emit size information for range types,
2119 as well, but only when using GDB extensions.
2121 2002-05-01 Richard Henderson <rth@redhat.com>
2123 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
2124 target-independent gnu binutils date test.
2126 2002-05-01 Richard Henderson <rth@redhat.com>
2128 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
2129 info before expunging the block.
2131 2002-05-01 Jakub Jelinek <jakub@redhat.com>
2133 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
2134 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
2135 -M -or -MM is in effect.
2137 2002-05-01 Zack Weinberg <zack@codesourcery.com>
2139 * config.gcc: Correct test of --enable-obsolete. Obsolete all
2140 A29k configurations.
2141 * doc/install.texi: Update to match.
2143 2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2145 PR bootstrap/6514
2146 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
2147 for duplicates. Always loop over whole list.
2149 Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2151 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
2153 2002-05-01 Joel Sherrill <joel@OARcorp.com>
2155 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
2156 support routines.
2158 2002-05-01 Joel Sherrill <joel@OARcorp.com>
2160 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
2162 2002-05-01 David Edelsohn <edelsohn@gnu.org>
2164 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
2165 (nabs_nopower): Same.
2166 (floatdisf2): New pattern.
2167 (absdi2): Convert to define_insn_and_split.
2168 (nabsdi2): Same.
2169 (trunctfsf2): Same.
2170 (floatditf2): Same.
2171 (floatsitf2): Same.
2172 (fix_trunctfdi2): Same.
2173 (fix_trunctfsi2): Same.
2175 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
2177 * doc/install.texi: Update Texinfo version requirement
2178 documentation.
2180 2002-05-01 Jakub Jelinek <jakub@redhat.com>
2182 PR target/6512, PR target/5628
2183 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
2184 when memory is not aligned.
2185 (movdf_insn_v9only_vis): Likewise.
2186 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
2187 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
2188 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
2190 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
2192 * gcc.dg/altivec-7.c: New.
2194 * config/rs6000/altivec.h: Cleanup.
2196 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
2198 * doc/invoke.texi (Option Summary): Add -mvrsave=.
2199 (RS/6000 and PowerPC Options): Document -mvrsave=.
2201 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
2202 (rs6000_altivec_vrsave_string): Same.
2203 (rs6000_override_options): Call rs6000_parse_vrsave_option.
2204 (rs6000_parse_vrsave_option): New.
2205 (rs6000_stack_info): Only generate vrsave instructions when
2206 TARGET_ALTIVEC_VRSAVE.
2208 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
2209 (rs6000_altivec_vrsave_string): Define extern.
2210 (rs6000_altivec_vrsave): Same.
2211 (TARGET_ALTIVEC_VRSAVE): New.
2213 2002-04-30 Richard Henderson <rth@redhat.com>
2215 PR opt/6516
2216 * toplev.c (rest_of_compilation): Don't run cross-jump before
2217 bb-reorder.
2219 2002-04-30 Tom Rix <trix@redhat.com>
2221 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
2222 check which_alternative.
2224 2002-04-30 Kazu Hirata <kazu@hxi.com>
2226 * cpplex.c: Fix comment formatting.
2227 * function.c: Likewise.
2228 * integrate.c: Likewise.
2229 * regrename.c: Likewise.
2230 * sibcall.c: Likewise.
2231 * simplify-rtx.c: Likewise.
2232 * tree-inline.c: Likewise.
2234 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
2236 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
2237 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
2238 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
2239 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
2240 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
2241 * pa/x-ada: New file. Define ADA_CFLAGS.
2243 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
2245 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
2246 from MMIX_LAST_REGISTER_FILE_REGNUM.
2247 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
2248 (struct machine_function): New member highest_saved_stack_register
2249 previously static variable in mmix.c.
2250 (MACHINE_DEPENDENT_REORG): Define.
2251 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
2252 (MMIX_OUTPUT_REGNO): New.
2253 (mmix_target_asm_function_prologue): Move calculation of last used
2254 saved-stack-register into...
2255 (mmix_machine_dependent_reorg): New function. Update to also handle
2256 !TARGET_ABI_GNU.
2257 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
2258 register names, simplify somewhat by new variable regno.
2259 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
2260 register.
2261 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
2262 emitting register names.
2263 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
2264 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
2265 Remove fixed FIXME.
2266 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
2267 Declare.
2269 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
2271 2002-04-30 Richard Henderson <rth@redhat.com>
2273 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
2274 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
2275 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
2276 emit_tfmode_cvt): New.
2277 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
2278 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
2279 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
2280 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
2281 * config/sparc/sparc-protos.h: Update.
2283 2002-04-30 Janis Johnson <janis187@us.ibm.com>
2285 * install.texi (Final install): Add to the list of info to include
2286 in a report of a successful bootstrap, and add link to 3.1 list.
2288 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
2290 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
2291 (mode): Add vector modes
2292 (i387): Kill attribute.
2293 (unit): New attribute.
2294 (length_immediate): Grok new types.
2295 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
2296 (modrm): Use "unit".
2297 (memory): Handle MMX/SSE properly.
2298 (scheduling descriptions): Kill uses of fop1.
2299 (sse, mmx, fp patterns): Set type and mode properly.
2301 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@cygnus.com)
2303 * pa.c (override_options): Default to PA8000 scheduling.
2304 * doc/invoke.texi (HP-PA options): Mention newly added 7300
2305 scheduling parameter.
2307 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
2308 handling of double precision multiplies.
2310 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
2311 fpdiv and fpsqrt instructions.
2312 (7200 & 7300 scheduling): Fix typo in handling of
2313 store-load and store-store penalties.
2315 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2317 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
2318 mips. Add two missing commas.
2320 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
2322 * doc/contrib.texi (Contributors): Update Paolo Carlini's
2323 and Benjamin Kosnik's entries.
2325 2002-04-29 David S. Miller <davem@redhat.com>
2327 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
2328 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
2329 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
2330 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
2332 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2334 * combine.c (find_split_point): Use gen_int_mode.
2336 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
2338 Merging code from dfa-branch:
2340 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
2342 * genautomata.c (output_reserv_sets): Fix typo.
2344 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
2346 * genautomata.c (output_reserv_sets): Remove
2347 next_cycle_output_flag.
2349 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
2351 * sched-rgn.c (init_ready_list): Make the DFA code handle
2352 USE/CLOBBER insns in the same way as the traditional
2353 scheduler.
2354 (new_ready): Similarly..
2356 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
2358 * haifa-sched.c (schedule_block): Change the DFA state only after
2359 issuing insn.
2361 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
2363 * pa.c (hppa_use_dfa_pipeline_interface): New function.
2364 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
2365 (override_options): Add PA7300 scheduling support.
2366 (pa_adjust_cost): Update various comments. Properly
2367 handle anti and output dependencies when using the
2368 DFA scheduler.
2369 (pa_issue_rate): Add PA7300 scheduling support.
2370 (pa_can_combine_p): Call extract_insn before calling
2371 constrain_operands (taken from mainline tree).
2372 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
2373 * pa.md (cpu attr): Add 7300. Rewrite pipeline
2374 descriptions using DFA descriptions. Add PA7300
2375 scheduling support.
2377 2002-03-30 David S. Miller <davem@redhat.com>
2379 Add UltraSPARC-III DFA scheduling support.
2380 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
2381 Update FP conditional move on register insn patterns to use it, as
2382 appropriate.
2383 (define_attr cpu): Add ultrasparc3.
2384 (define_attr us3load_type): New, update integer load patterns to
2385 set it, as appropriate.
2386 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
2387 (rest): Add UltraSPARC3 scheduling description.
2388 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
2389 (PROCESSOR_ULTRASPARC3): New.
2390 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
2391 ({ASM,CPP}_CPU_SPEC): Likewise.
2392 (REGISTER_MOVE_COST): Likewise.
2393 (RTX_COSTS): Likewise.
2394 * config/sparc/sparc.c (sparc_override_options,
2395 sparc_initialize_trampoline, sparc64_initialize_trampoline,
2396 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
2397 sparc_issue_rate): Likewise.
2398 * config/sparc/sol2.h: Likewise.
2399 * config/sparc/sol2-sld-64.h: Likewise.
2400 * config/sparc/linux64.h: Likewise.
2402 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
2404 * doc/md.texi: Add comments about usage the latency time for the
2405 different dependencies and about case when two or more conditions
2406 in different define_insn_reservations returns TRUE for an insn.
2408 * doc/md.texi: Add reference for automaton based pipeline
2409 description.
2411 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
2413 * doc/passes.texi: Add missed information about genattrtab.
2415 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
2417 * genautomata.c (output_automata_list_transition_code): Check
2418 automata_list on NULL.
2420 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
2422 * genautomata.c (output_insn_code_cases,
2423 output_automata_list_min_issue_delay_code,
2424 output_automata_list_transition_code,
2425 output_automata_list_state_alts_code): Comment the functions.
2427 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
2429 * genautomata.c (automata_list_el_t): New typedef.
2430 (get_free_automata_list_el,free_automata_list_el,
2431 free_automata_list, automata_list_hash, automata_list_eq_p,
2432 initiate_automata_lists, automata_list_start, automata_list_add,
2433 automata_list_finish, finish_automata_lists,
2434 output_insn_code_cases, output_automata_list_min_issue_delay_code,
2435 output_automata_list_transition_code,
2436 output_automata_list_state_alts_code, add_automaton_state,
2437 form_important_insn_automata_lists): New functions and prototypes.
2438 (insn_reserv_decl): Add members important_automata_list and
2439 processed_p.
2440 (ainsn): Add members important_p.
2441 (automata_list_el): New structure.
2442 (first_free_automata_list_el, current_automata_list,
2443 automata_list_table): New global variables.
2444 (create_ainsns): Initiate member important_p.
2445 (output_internal_min_issue_delay_func): Generate the switch and
2446 call output_insn_code_cases.
2447 (output_internal_trans_func, output_internal_state_alts_func):
2448 Ditto.
2449 (generate): Call initiate_automata_lists.
2450 (automaton_states): New global variable.
2451 (expand_automata): Call form_important_insn_automata_lists.
2452 (write_automata): Call finish_automata_lists.
2454 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
2456 * genautomata.c (add_excls, add_presence_absence): Check that
2457 cpu units in the sets belong the same automaton.
2459 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
2460 about that cpu units in the sets belong the same automaton.
2462 * doc/md.texi: Ditto.
2464 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
2465 Nitin Gupta <niting@noida.hcltech.com>
2467 * config/sh/sh.c (sh_use_dfa_interface): New function.
2469 (sh_issue_rate): New Function.
2470 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
2471 TARGET_SCHED_ISSUE_RATE: define.
2473 * config/sh/sh.md: Add DFA based pipeline description for SH4.
2475 (define_attr insn_class): New attribute used for DFA
2476 scheduling.
2477 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
2478 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
2479 cmpeqdi_t): Likewise.
2481 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
2482 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
2483 ex_group.
2484 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
2486 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
2488 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
2489 break.
2491 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
2493 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
2494 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
2495 necessary.
2496 (output_dfa_start_func): Initiate new variable insn_codes_length,
2497 (write_automata): Output definition of the new variable.
2499 2001-10-02 David S. Miller <davem@redhat.com>
2501 * haifa-sched.c (advance_one_cycle): New function.
2502 (schedule_block): Use it.
2503 (queue_to_ready): Use it, and also make sure to advance the DFA
2504 state on all stall cycles, not just those where insn_queue links
2505 are found.
2507 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
2509 * haifa-sched.c (max_issue): Remove last_p argument. Only return
2510 non-zero if the highest-priority instruction could be scheduled.
2511 (choose_ready): Remove last argument from max_issue call.
2513 2001-09-28 David S. Miller <davem@redhat.com>
2515 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
2516 ultrasparc and 3 for other multi-issue sparcs.
2518 2001-09-27 David S. Miller <davem@redhat.com>
2520 * config/sparc/sparc.md (cycle_display): New pattern.
2521 * config/sparc/sparc.c (sparc_cycle_display): New.
2522 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
2524 2001-09-25 David S. Miller <davem@redhat.com>
2526 Convert all of Sparc scheduling to DFA
2527 * config/sparc/sparc.md: Kill all define_function_unit
2528 directives and replace with DFA equivalent.
2529 * config/sparc/sparc.c (ultrasparc_adjust_cost,
2530 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
2531 ultra_fpmode_conflict_exists, ultra_find_type,
2532 ultra_build_types_avail, ultra_flush_pipeline,
2533 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
2534 ultrasparc_variable_issue, ultrasparc_sched_init,
2535 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
2536 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
2537 ultra_cur_hist, ultra_cycles_elapsed): Kill.
2538 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
2539 ultrasparc_store_bypass_p): New.
2540 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
2541 Declare.
2543 2001-09-24 David S. Miller <davem@redhat.com>
2545 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
2546 ready->vec[foo] not ready[foo].
2548 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
2550 * doc/md.texi: Correct examples for define_insn_reservations
2551 `mult' and `div'.
2553 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
2555 * genautomata.c (create_automata): Print message about creation of
2556 each automaton.
2557 (generate): Remove printing meease about creation of
2558 automata.
2560 2001-09-05 David S. Miller <davem@redhat.com>
2562 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
2563 * config/sparc/linux64.h: Likewise.
2565 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
2567 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
2568 schedule_block, sched_init, sched_finish): Add missed calls of
2569 use_dfa_pipeline_interface.
2571 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
2572 Ditto.
2574 * sched-vis.c (get_visual_tbl_length): Ditto.
2576 2001-08-27 Richard Henderson <rth@redhat.com>
2578 * genattr.c (main): Emit state_t even when not doing scheduling.
2580 2001-08-27 Richard Henderson <rth@redhat.com>
2582 * genautomata.c (expand_automata): Always create a description.
2584 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
2586 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
2587 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
2588 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
2589 RTL constructions.
2591 * genattr.c (main): New variable num_insn_reservations. Increase
2592 it if there is DEFINE_INSN_RESERVATION. Output automaton based
2593 pipeline hazard recognizer interface.
2595 * genattrtab.h: New file.
2597 * genattrtab.c: Include genattrtab.h.
2598 (attr_printf, check_attr_test, make_internal_attr,
2599 make_numeric_value): Move protypes into genattrtab.h. Define them
2600 as external.
2601 (num_dfa_decls): New global variable.
2602 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
2603 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
2604 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
2605 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
2607 * genautomata.c: New file.
2609 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
2611 * sched-int.h: (curr_state): Add the external definition for
2612 automaton pipeline interface.
2613 (haifa_insn_data): Add comments for members blockage and units.
2615 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
2616 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
2617 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
2618 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
2619 TARGET_SCHED_DFA_POST_CYCLE_INSN,
2620 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
2621 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
2622 macros.
2623 (TARGET_SCHED): Use the new macros.
2625 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
2626 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
2627 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
2628 dfa_bubble): New members in gcc_target.sched.
2630 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
2631 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
2632 (insn_queue): Redefine it as pointer to array.
2633 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
2634 INSN_QUEUE_SIZE.
2635 (max_insn_queue_index_macro_value): New variable.
2636 (curr_state, dfa_state_size, ready_try): New varaibles for
2637 automaton interface.
2638 (ready_element, ready_remove, max_issue): New function prototypes
2639 for automaton interface.
2640 (choose_ready): New function prototype.
2641 (insn_unit, blockage_range): Add comments.
2642 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
2643 FUNCTION_UNITS_SIZE == 0.
2644 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
2645 actual_hazard, potential_hazard): Add comments.
2646 (insn_cost): Use cost -1 as undefined value. Remove
2647 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
2648 pipeline interface.
2649 (ready_element, ready_remove): New functions for automaton
2650 interface.
2651 (schedule_insn): Add new code for automaton pipeline interface.
2652 (queue_to_ready): Add new code for automaton pipeline interface.
2653 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
2654 (debug_ready_list): Print newline when the queue is empty.
2655 (max_issue): New function for automaton pipeline interface.
2656 (choose_ready): New function.
2657 (schedule_block): Add new code for automaton pipeline interface.
2658 Print ready list before scheduling each insn.
2659 (sched_init): Add new code for automaton pipeline interface.
2660 Initiate insn cost by -1.
2661 (sched_finish): Free the current automaton state and finalize
2662 automaton pipeline interface.
2664 * sched-rgn.c: Include target.h.
2665 (init_ready_list, new_ready, debug_dependencies): Add new code for
2666 automaton pipeline interface.
2668 * sched-vis.c: Include target.h.
2669 (get_visual_tbl_length): Add code for automaton interface.
2670 (target_units, print_block_visualization): Add comments.
2672 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
2673 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
2674 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
2675 (getruntime.o, genautomata.o): New entries.
2676 (genattrtab.o): Add new dependency file genattrtab.h.
2677 (genattrtab): Add new dependencies. Link it with `libm.a'.
2678 (getruntime.o, hashtab.o): New entries for canadian cross.
2680 * doc/md.texi: Description of automaton based model.
2682 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
2683 Add comments.
2684 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
2685 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
2686 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
2687 TARGET_SCHED_DFA_POST_CYCLE_INSN,
2688 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
2689 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
2690 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
2691 hook descriptions.
2692 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
2693 MAX_DFA_ISSUE_RATE): New macro descriptions.
2695 * doc/contrib.texi: Add dfa based scheduler contribution.
2697 * doc/gcc.texi: Add more information about genattrtab.
2699 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2701 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
2702 adjust_address_nv call.
2704 2002-04-29 Janis Johnson <janis187@us.ibm.com>
2706 * doc/install.texi (Testing): Provide additional information, and
2707 a stronger encouragement, for running the testsuites.
2709 2002-04-29 DJ Delorie <dj@redhat.com>
2711 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
2712 given in upper case.
2714 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2716 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
2717 Solaris 2 <widec.h> if missing.
2718 * fixinc/fixincl.x: Regenerate.
2719 * fixinc/tests/base/widec.h: New file.
2721 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
2723 * toplev.c (f_options): Add "profile" switch so that
2724 -fno-profile can be used to disable -p.
2726 2002-04-29 Bernd Schmidt <bernds@redhat.com>
2728 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
2729 UV2DImode.
2730 * tree.c (build_common_tree_nodes_2): Likewise.
2731 * tree.h (enum tree_index): Likewise.
2732 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
2734 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
2735 entries.
2736 (init_mmx_sse_builtins): Initialize SSE2 builtins.
2737 (ix86_expand_builtin): Add support for SSE2 builtins.
2738 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
2739 (VALID_SSE_REG_MODE): Use it.
2740 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
2741 (enum ix86_builtins): Add SSE2 builtins.
2742 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
2743 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
2744 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
2745 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
2746 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
2747 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
2748 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
2749 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
2750 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
2751 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
2752 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
2753 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
2754 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
2755 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
2756 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
2757 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
2758 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
2759 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
2760 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
2761 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
2762 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
2763 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
2764 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
2765 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
2766 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
2767 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
2768 lfence_insn): New patterns.
2769 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
2770 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
2772 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
2774 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
2776 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2778 * doc/contrib.texi (Contributors): Add Paolo Carlini and
2779 Janis Johnson.
2780 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
2781 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
2782 and CPU instead of cpu.
2784 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
2786 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
2787 variables.
2788 (lang_independent_options): Add -fif-conversion, -fif-conversion2
2789 (rest_of_compilation): Do if conversion only when asked for.
2790 (parse_options_and_default_flags): Set new variables to 1 for -O1
2791 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
2793 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
2795 * i386.c (dbx64_register_map): Fix typo.
2797 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
2799 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
2800 real_one_half, real_bb_freq_max): New static variables.
2801 (debug_profile_bbauxs): Kill.
2802 (process_note_predictions): Kill unused variable.
2803 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
2804 volatile double.
2805 (propagate_freq): Use REAL_ARITHMETICS.
2806 (estimate_bb_frequencies): Likevise; init new static variables.
2807 * Makefile.in (predict.o): Add dependency on real.h
2809 2002-04-28 David S. Miller <davem@redhat.com>
2811 PR target/6500
2812 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
2813 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
2814 several {reads,writes} instead.
2815 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
2816 Define.
2818 2002-04-27 David S. Miller <davem@redhat.com>
2820 PR target/6494
2821 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
2822 of the stack bias.
2824 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
2825 including signal.h and sys/ucontext.h, not needed.
2827 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
2829 * varasm.c (output_constant_def): Correct test for not calling
2830 ENCODE_SECTION_INFO for INTEGER_CST.
2832 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
2834 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
2835 keep most cases as function eval_token.
2836 (eval_token): New function.
2837 (_cpp_parse_expr): Read token here for improved diagnostics.
2838 Don't use op_as_text. Detect bad ':' here.
2839 (reduce): Don't detect bad ':' here.
2840 (op_as_text): Remove.
2841 * cpphash.h (_cpp_test_assertion): Change prototype.
2842 * cpplib.c (_cpp_test_assertion): Change prototype.
2844 2002-04-28 Richard Henderson <rth@redhat.com>
2846 PR c/5154
2847 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
2848 (ggc_mark_rtx_children): New.
2850 2002-04-28 Jakub Jelinek <jakub@redhat.com>
2852 PR target/6496
2853 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
2854 after call peepholes for UltraSPARC.
2855 (call + jump 64-bit peepholes): Remove.
2857 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2859 PR c/6497
2860 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
2861 result as temporary value.
2863 2002-04-28 Jakub Jelinek <jakub@redhat.com>
2865 PR c++/6396
2866 * toplev.c (rest_of_compilation): Only run regrename and copy
2867 propagation if optimizing.
2869 2002-04-28 Jakub Jelinek <jakub@redhat.com>
2871 PR optimization/6475
2872 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
2873 register of REGNO_DECL (i).
2874 * Makefile.in (reload1.o): Add $(TREE_H).
2876 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
2878 * cppexp.c (lex): Update to use state.skip_eval.
2879 (struct op): Remove prio and flags members.
2880 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
2881 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
2882 (LEFT_ASSOC): New macro.
2883 (optab): New table of operator priorities and flags.
2884 (SHIFT): Update.
2885 (_cpp_parse_expr): Clean up logic. Return bool. Use a
2886 malloc-ed parser stack.
2887 (reduce): New; reduce the operator stack.
2888 (_cpp_expand_op_stack): Expand the operator stack as necessary.
2889 * cpphash.h (struct op): Predeclare.
2890 (struct cpp_reader): New members op_stack, op_limit.
2891 (struct lexer_state): New member skip_eval.
2892 (_cpp_parse_expr): Update.
2893 (_cpp_expand_op_stack): New.
2894 * cpplib.c (do_if): Update.
2895 * cppinit.c (cpp_create_reader): Create op stack.
2896 (cpp_destroy): And destroy it.
2897 * cpplib.h (CPP_LAST_CPP_OP): Correct.
2898 (TTYPE_TABLE): Correct.
2900 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2902 PR c/6343
2903 * c-decl.c (duplicate_decls): Call merge_weak.
2904 * c-pragma.c (apply_pragma_weak): Warn about misuse.
2905 * output.h (merge_weak): Prototype merge_weak.
2906 * varasm.c (merge_weak): New function.
2907 (declare_weak): Make sure we don't give an error on VAR_DECLs.
2908 Mark RTL with SYMBOL_REF_WEAK.
2910 2002-04-27 Kurt Garloff <garloff@suse.de>
2912 * tree-inline.c (inlinable_function_p): Improve heuristics
2913 by using a smoother function to cut down allowable inlinable size.
2914 * param.def: Add parameters max-inline-insns-single,
2915 max-inline-slope, min-inline-insns that determine the exact
2916 shape of the above function.
2917 * param.h: Likewise.
2919 2002-04-26 Richard Henderson <rth@redhat.com>
2921 * c-parse.in (malloced_yyss, malloced_yyvs): New.
2922 (yyoverflow): Re-add. Set them.
2923 (free_parser_stacks): New.
2924 * c-common.h: Declare it.
2925 * c-lex.c (c_common_parse_file): Call it.
2927 2002-04-26 Richard Henderson <rth@redhat.com>
2929 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
2930 for fallthru search.
2932 2002-04-26 Eric Christopher <echristo@redhat.com>
2934 PR optimization/3700
2935 * config/mips/mips.c (mips_issue_rate): Define. New function.
2936 (TARGET_SCHED_ISSUE_RATE): Use.
2938 2002-04-25 David S. Miller <davem@redhat.com>
2940 PR target/6422
2941 * reorg.c (optimize_skip): Do not allow exception causing
2942 instructions to be considered for delay slots.
2943 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
2944 (relax_delay_slots): Do not try to consider exception causing
2945 instructions as redundant.
2947 2002-04-26 Richard Henderson <rth@redhat.com>
2949 PR c/5225
2950 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
2952 2002-04-26 Mark Mitchell <mark@codesourcery.com>
2954 PR bootstrap/6445
2955 * config/i386/i386.md (untyped_call): Return the value in a float
2956 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
2957 TARGET_80387.
2959 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
2961 * tree.c (tree_int_cst_lt): Compare constants whose types differ
2962 in unsigned-ness correctly.
2964 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
2966 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
2967 portable runtime model.
2969 2002-04-26 Richard Henderson <rth@redhat.com>
2971 * c-parse.in (yyoverflow): Revert.
2973 2002-04-26 David Edelsohn <edelsohn@gnu.org>
2974 Richard Henderson <rth@redhat.com>
2976 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
2977 result as temporary value.
2979 2002-04-26 Richard Henderson <rth@redhat.com>
2981 PR c/3581
2982 * c-common.c (fix_string_type): Split out of ...
2983 (combine_strings): ... here. Take a varray, not a tree list.
2984 (c_expand_builtin_printf): Use fix_string_type.
2985 * c-common.h: Update decls.
2986 * c-parse.in (string): Remove. Update all uses to use STRING
2987 instead, and not call combine_strings.
2988 (yylexstring): New.
2989 (_yylex): Use it.
2990 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
2991 (build_asm_stmt): Likewise.
2992 * objc/objc-act.c (my_build_string): Use fix_string_type.
2993 (build_objc_string_object): Build varray for combine_strings.
2995 2002-04-26 Bo Thorsen <bo@suse.co.uk>
2997 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
2998 x86-64.
3000 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
3002 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
3003 (HAVE_NO_R_OPERAND): Remove.
3004 (HAVE_VALUE): Remove.
3005 (op_to_prio): Update.
3006 (UNARY): Don't alter flags.
3007 (_cpp_parse_expr): want_value used to indicate whether
3008 a number or unary operator is expected next. Distinguish
3009 unary and binary +/-.
3010 (op_as_text): Update for unary operators.
3012 2002-04-25 Richard Henderson <rth@redhat.com>
3014 PR c/2161
3015 * c-parse.in (yyoverflow): New.
3017 2002-04-25 Richard Henderson <rth@redhat.com>
3019 PR c/2098
3020 * c-common.c (shorten_compare): Simplfy conditions leading to
3021 the generation of a warning.
3023 2002-04-25 Richard Henderson <rth@redhat.com>
3025 PR c/2035
3026 * expmed.c (extract_bit_field): Fall through to generic code rather
3027 than aborting on subreg special case.
3029 2002-04-25 David S. Miller <davem@redhat.com>
3031 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
3032 for DECL being NULL.
3034 2002-04-25 Steve Christiansen <smc@us.ibm.com>
3036 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
3038 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
3040 * c-decl.c (grokdeclarator): Remove outdated ??? note
3041 on invalid declaration of flexible array members.
3043 2002-04-25 Richard Henderson <rth@redhat.com>
3045 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
3047 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
3049 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
3050 needed by the compiler, even if they are used as global regs.
3052 2002-04-25 Matt Hiller <hiller@redhat.com>
3054 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
3055 functions.
3056 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
3057 of the corresponding functions.
3058 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
3059 New prototypes.
3061 2002-04-25 Matt Hiller <hiller@redhat.com>
3063 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
3065 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
3066 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
3067 registers, adjust comment accordingly.
3068 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
3069 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
3070 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
3071 for coprocessor registers.
3072 (ADDITIONAL_REGISTER_NAMES): Include
3073 ALL_COP_ADDITIONAL_REGISTER_NAMES.
3075 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
3076 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
3077 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
3078 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
3079 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
3081 (mips_char_to_class): Adjust comment to include coprocessor
3082 constraint letters.
3084 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
3085 New functions.
3086 (mips_reg_names, mips_regno_to_class): Include coprocessor
3087 information.
3088 (mips_sw_reg_names): Ditto, make non-static.
3089 (mips_move_1word): Handle moves to and from coprocessor registers.
3090 (mips_move_2words): Handle moves to and from coprocessor
3091 registers.
3092 (mips_class_max_nregs, mips_register_move_cost): Handle
3093 coprocessor register classes.
3094 (override_options): Initialize mips_char_to_class and
3095 mips_hard_regno_mode_ok properly for coprocessor registers.
3097 * config/mips/mips.md (movdi_internal, movdi_internal2,
3098 movsi_internal1, movsi_internal2): Add constraint-sets for
3099 coprocessor registers.
3100 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
3101 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
3102 isn't mips.
3103 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
3104 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
3105 isn't mips.
3106 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
3107 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
3108 isn't mips.
3109 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
3110 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
3111 isn't mips.
3113 * doc/tm.texi: Document feature.
3115 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
3117 * integrate.c (function_attribute_inlinable_p): Simplify.
3118 Check the table pointer is not NULL.
3120 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
3122 * doc/c-tree.texi: Fix typo in introduction.
3124 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
3126 * c-common.h (c_common_parse_file): Update.
3127 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
3128 * c-lex.c (YYDEBUG): Get from c-lex.h.
3129 (c_common_parse_file): Update.
3130 * c-lex.h (YYDEBUG, yydebug): New.
3131 * c-parse.in (YYDEBUG): Get from c-lex.h.
3132 (c_set_yydebug): Remove.
3133 * c-tree.h (c_set_yydebug): Remove.
3134 * langhooks-def.h (lhd_do_nothing_i): New.
3135 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
3136 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
3137 * langhooks.c (lhd_do_nothing_i): New.
3138 (lhd_set_yydebug): Remove.
3139 * langhooks.h (struct lang_hooks): Update.
3140 * toplev.c (set_yydebug): New.
3141 (compile_file): Update call to parse_file hook.
3142 (decode_d_option): Update.
3143 objc:
3144 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
3146 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
3148 * loop.c (load_mems): Don't change the interface of called functions.
3150 * calls.c (expand_call): Take current_function_pretend_args_size
3151 into account when setting argblock for sibcalls.
3153 2002-04-24 Matt Hiller <hiller@redhat.com>
3155 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
3156 * c-lex.c: Ditto.
3158 * cpplex.c (skip_line_comment): Process comment one multibyte
3159 character at a time rather than one char at a time, if
3160 appropriate.
3161 (parse_string): Process string one multibyte character at a time
3162 rather than one char at a time, if appropriate.
3163 * c-lex.c (lex_string): Lex and copy multibyte strings
3164 appropriately.
3165 * cpplib.h (cppchar_t): Change to unsigned.
3167 2002-04-24 Richard Henderson <rth@redhat.com>
3169 PR c/3467
3170 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
3171 for c99.
3173 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
3175 * sh.c (sh_va_arg): If argument was passed by reference,
3176 dereference the pointer.
3178 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
3180 * sh.md (divsi3_i4_media): Use match_operand for input values
3181 rather than hard registers.
3182 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
3183 unnecessarily through hard registers. Keep copies of pseudo
3184 registers outside of the libcall sequence.
3186 * sh.md (casesi_shift_media): Add modes.
3188 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
3189 values in memory.
3191 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
3193 * attribs.c (c_common_attribute_table): Move table and handlers
3194 to c-common.c.
3195 (format_attribute_table, lang_attribute_table,
3196 lang_attribute_common): Remove.
3197 (init_attributes): Replace NULL pointers with pointers to the
3198 empty table.
3199 (handle_packed_attribute, handle_nocommon_attribute,
3200 handle_common_attribute, handle_noreturn_attribute,
3201 handle_noinline_attribute, handle_always_inline_attribute,
3202 handle_used_attribute, handle_unused_attribute,
3203 handle_const_attribute, handle_transparent_union_attribute,
3204 handle_constructor_attribute, handle_destructor_attribute,
3205 handle_mode_attribute, handle_section_attribute,
3206 handle_aligned_attribute, handle_weak_attribute,
3207 handle_alias_attribute, handle_visibility_attribute,
3208 handle_no_instrument_function_attribute, handle_malloc_attribute,
3209 handle_no_limit_stack_attribute, handle_pure_attribute,
3210 handle_deprecated_attribute, handle_vector_size_attribute,
3211 vector_size_helper): Move to c-common.c.
3212 * c-common.c (c_common_attribute_table,
3213 handle_packed_attribute, handle_nocommon_attribute,
3214 handle_common_attribute, handle_noreturn_attribute,
3215 handle_noinline_attribute, handle_always_inline_attribute,
3216 handle_used_attribute, handle_unused_attribute,
3217 handle_const_attribute, handle_transparent_union_attribute,
3218 handle_constructor_attribute, handle_destructor_attribute,
3219 handle_mode_attribute, handle_section_attribute,
3220 handle_aligned_attribute, handle_weak_attribute,
3221 handle_alias_attribute, handle_visibility_attribute,
3222 handle_no_instrument_function_attribute, handle_malloc_attribute,
3223 handle_no_limit_stack_attribute, handle_pure_attribute,
3224 handle_deprecated_attribute, handle_vector_size_attribute,
3225 vector_size_helper): Move from attribs.c.
3226 * c-common.h (c_common_attribute_table,
3227 c_common_format_attribute_table): New.
3228 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
3229 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
3230 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
3231 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
3232 (LANG_HOOKS_INITIALIZER): Update.
3233 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
3234 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
3235 * target.h: Update comment.
3236 * tree.c (default_target_attribute_table): Remove.
3237 * tree.h (default_target_attribute_table, format_attribute_table,
3238 lang_attribute_table, lang_attribute_common): Remove.
3239 objc:
3240 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
3241 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
3243 2002-04-24 Jason Merrill <jason@redhat.com>
3245 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
3246 * dwarf2out.c (dwarf_attr_name): Support it.
3247 (gen_array_type_die): Emit it.
3248 (lookup_type_die): No special handling for VECTOR_TYPE.
3249 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
3251 2002-04-24 Richard Henderson <rth@redhat.com>
3253 * config/mips/mips.md (movdi_usd): Renumber.
3255 2002-04-24 David S. Miller <davem@redhat.com>
3257 PR target/6420
3258 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
3259 32-bit Sparc and current_function_returns_struct is true.
3261 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
3263 * loop.c (canonicalize_condition): Use gen_int_mode.
3265 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
3267 * config/rs6000/altivec.h: Cleanup file. Add non individual
3268 variants.
3269 (vec_vaddubm): New.
3270 (vec_vadduhm): New.
3271 (vec_vadduwm): New.
3272 (vec_vaddfp): New.
3273 (vec_vaddcuw): New.
3274 (vec_vaddubs): New.
3275 (vec_vaddsbs): New.
3276 (vec_vadduhs): New.
3277 (vec_vadduws): New.
3278 (vec_vaddsws): New.
3279 (vec_vand): New.
3280 (vec_vandc): New.
3281 (vec_vavgub): New.
3282 (vec_vavgsb): New.
3283 (vec_vavguh): New.
3284 (vec_vavgsh): New.
3285 (vec_vavguw): New.
3286 (vec_vavgsw): New.
3287 (vec_vrfip): New.
3288 (vec_vcmpbfp): New.
3289 (vec_vcmpequb): New.
3290 (vec_vcmpequh): New.
3291 (vec_vcmpequw): New.
3292 (vec_vcmpeqfp): New.
3293 (vec_vcmpgefp): New.
3294 (vec_vcmpgtub): New.
3295 (vec_vcmpgtsb): New.
3296 (vec_vcmpgtuh): New.
3297 (vec_vcmpgtsh): New.
3298 (vec_vcmpgtuw): New.
3299 (vec_vcmpgtsw): New.
3300 (vec_vcmpgtfp): New.
3301 (vec_vcmpgefp): New.
3302 (vec_vcfux): New.
3303 (vec_vcfsx): New.
3304 (vec_vctsxs): New.
3305 (vec_vctuxs): New.
3306 (vec_vexptefp): New.
3307 (vec_vrfim): New.
3308 (vec_lvx): New.
3309 (vec_lvebx): New.
3310 (vec_lvehx): New.
3311 (vec_lde): Add vector float variant.
3312 (vec_lvewx): New.
3313 (vec_lvxl): New.
3314 (vec_vlogefp): New.
3315 (vec_vmaddfp): New.
3316 (vec_vmhaddshs): New.
3317 (vec_vmaxub): New.
3318 (vec_vmaxsb): New.
3319 (vec_vmaxuh): New.
3320 (vec_vmaxsh): New.
3321 (vec_vmaxuw): New.
3322 (vec_vmaxsw): New.
3323 (vec_vmaxsw): New.
3324 (vec_vmaxfp): New.
3325 (vec_vmrghb): New.
3326 (vec_vmrghh): New.
3327 (vec_vmrghw): New.
3328 (vec_vmrglb): New.
3329 (vec_vmrglh): New.
3330 (vec_vmrglw): New.
3331 (vec_vminub): New.
3332 (vec_vminsb): New.
3333 (vec_vminuh): New.
3334 (vec_vminsh): New.
3335 (vec_vminuw): New.
3336 (vec_vminsw): New.
3337 (vec_vminfp): New.
3338 (vec_vmladduhm): New.
3339 (vec_vmhraddshs): New.
3340 (vec_msumubm): New.
3341 (vec_vmsummbm): New.
3342 (vec_vmsumuhm): New.
3343 (vec_vmsumshm): New.
3344 (vec_vmsumuhs): New.
3345 (vec_vmsumshs): New.
3346 (vec_vmuleub): New.
3347 (vec_vmulesb): New.
3348 (vec_vmuleuh): New.
3349 (vec_vmulesh): New.
3350 (vec_vmuloub): New.
3351 (vec_mulosb): New.
3352 (vec_vmulouh): New.
3353 (vec_vmulosh): New.
3354 (vec_vnmsubfp): New.
3355 (vec_vnor): New.
3356 (vec_vor): New.
3357 (vec_vpkuhum): New.
3358 (vec_vpkuwum): New.
3359 (vec_vpkpx): New.
3360 (vec_vpkuhus): New.
3361 (vec_vpkshss): New.
3362 (vec_vpkuwus): New.
3363 (vec_vpkswss): New.
3364 (vec_vpkshus): New.
3365 (vec_vpkswus): New.
3366 (vec_vperm): New.
3367 (vec_vrefp): New.
3368 (vec_vrlb): New.
3369 (vec_vrlh): New.
3370 (vec_vrlw): New.
3371 (vec_vrfin): New.
3372 (vec_vrsqrtefp): New.
3373 (vec_vsel): New.
3374 (vec_vslb): New.
3375 (vec_vslh): New.
3376 (vec_vslw): New.
3377 (vec_vsldoi): New.
3378 (vec_vsl): New.
3379 (vec_vslo): New.
3380 (vec_vspltb): New.
3381 (vec_vsplth): New.
3382 (vec_vspltw): New.
3383 (vec_vspltisb): New.
3384 (vec_vspltish): New.
3385 (vec_vspltisw): New.
3386 (vec_vsrb): New.
3387 (vec_vsrh): New.
3388 (vec_vsrw): New.
3389 (vec_vsrab): New.
3390 (vec_vsrah): New.
3391 (vec_vsraw): New.
3392 (vec_vsr): New.
3393 (vec_vsro): New.
3394 (vec_stvx): New.
3395 (vec_stvebx): New.
3396 (vec_stvehx): New.
3397 (vec_stvewx): New.
3398 (vec_stvxl): New.
3399 (vec_vsububm): New.
3400 (vec_vsubuhm): New.
3401 (vec_vsubuwm): New.
3402 (vec_vsubfp): New.
3403 (vec_vsubcuw): New.
3404 (vec_vsububs): New.
3405 (vec_vsubsbs): New.
3406 (vec_vsubuhs): New.
3407 (vec_vsubshs): New.
3408 (vec_vsubuws): New.
3409 (vec_vsubsws): New.
3410 (vec_vsum4ubs): New.
3411 (vec_vsum4sbs): New.
3412 (vec_vsum4shs): New.
3413 (vec_vsum2sws): New.
3414 (vec_vsumsws): New.
3415 (vec_vrfiz): New.
3416 (vec_vupkhsb): New.
3417 (vec_vupkhpx): New.
3418 (vec_vupkhsh): New.
3419 (vec_vupklsb): New.
3420 (vec_vupklpx): New.
3421 (vec_vupklsh): New.
3422 (vec_vxor): New.
3424 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
3426 PR c/5430
3427 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
3428 added literals from substracted literals.
3429 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
3430 (fold) [associate]: Preserve MINUS_EXPR if needed.
3432 2002-04-23 Zack Weinberg <zack@codesourcery.com>
3434 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
3435 are obsoleted.
3437 2002-04-23 Tom Tromey <tromey@redhat.com>
3439 * gcc.c: Added --resource. For PR java/6314.
3441 2002-04-23 David O'Brien <obrien@FreeBSD.org>
3443 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
3444 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
3445 these libraries.
3447 2002-04-23 David O'Brien <obrien@FreeBSD.org>
3449 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
3451 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
3453 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
3454 workaround.
3455 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
3456 (ix86_expand_clrstr): Fix typo.
3457 * loop.c (gen_load_of_final_value): New.
3458 (loop_givs_rescan, strength_reduce, check_dbra_loop):
3459 Use it.
3461 2002-04-23 Roger Sayle <roger@eyesopen.com>
3463 * builtins.c (builtin_memset_gen_str): New function.
3464 (expand_builtin_memset): Optimize the case of constant length, but
3465 unknown value.
3467 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
3469 * config/rs6000/altivec.h (vec_step): Remove extraneous
3470 parentheses.
3471 (vec_ctu): Cast return.
3473 2002-04-23 Alan Modra <amodra@bigpond.net.au>
3475 PR target/6413
3476 * function.h: (struct function): Add profile_label_no field.
3477 (current_function_profile_label_no): Define.
3478 * function.c: (profile_label_no): New static var.
3479 (expand_function_start): Increment it, and copy to
3480 current_function_profile_label_no.
3481 * output.h (profile_label_no): Delete.
3482 * final.c (profile_label_no): Delete.
3483 (profile_function): Use current_function_profile_label_no.
3484 (final_end_function): Don't increment profile_label_no here.
3485 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
3486 profile_label_no with current_function_profile_label_no.
3487 * config/pa/pa.c (current_function_number): Delete.
3488 (pa_output_function_prologue): Don't output profile label here.
3489 (hppa_profile_hook): Use label_no param rather than
3490 current_function_number.
3491 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
3492 * config/pa/pa.h: .. here.
3493 (FUNCTION_PROFILER): Output profile label here.
3495 2002-04-22 Eric Christopher <echristo@redhat.com>
3497 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
3498 patch of 2002-04-09 due to binutils issues.
3499 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
3501 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
3503 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
3504 constraint to 'o' for m=r and r=m alternatives.
3505 ("*movv8hi_internal1"): Same.
3506 ("*movv16qi_internal1"): Same.
3507 ("*movv4sf_internal1"): Same.
3509 2002-04-22 Janis Johnson <janis187@us.ibm.com>
3511 * rtl.h (RTX_FLAG): New macro.
3512 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
3513 * final.c (alter_subreg): Use macro to access rtx flag.
3514 * integrate.c (copy_rtx_and_substitute): Use new access macro.
3515 * print-rtl.c (print_rtx): Use new access macro.
3517 * cse.c (insert): Check rtx code before accessing flag.
3519 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
3520 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
3521 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
3522 convert_const_symbol_ref, make_canonical, make_alternative_compare,
3523 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
3524 simplify_test_exp, optimize_attrs, simplify_by_exploding,
3525 find_and_mark_used_attributes, unmark_used_attributes,
3526 add_values_to_cover, simplify_with_current_value,
3527 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
3528 copy_rtx_unchanging, main): Use new access macros.
3530 2002-04-22 Tom Rix <trix@redhat.com>
3532 * expmed.c (init_expmed): Generate shifted constant once.
3534 2002-04-22 Zack Weinberg <zack@codesourcery.com>
3536 * c-lex.c (lex_charconst): Call convert to get constant in
3537 proper type; don't just smash the type field.
3538 Fixes PR c/6300.
3540 * config.gcc: Add list of obsolete configurations. Disallow
3541 building these without --enable-obsolete.
3542 * doc/install.texi: Document --enable-obsolete and obsoletion
3543 policy. Mention obsoletion of individual targets in
3544 appropriate places.
3546 2002-04-22 Richard Henderson <rth@redhat.com>
3548 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
3550 2002-04-22 Mark Mitchell <mark@codesourcery.com>
3552 PR f/6138.
3553 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
3554 (walk_fixup_memory_subreg): Likewise.
3555 (fixup_var_refs_insn): Adjust accordingly.
3556 (fixup_var_refs_1): Likewise.
3558 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
3560 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
3561 LIBPATH_ARCH64_SPEC): Define.
3562 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
3563 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
3564 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
3565 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
3567 2002-04-22 Joel Sherrill <joel@OARcorp.com>
3569 * gthr-rtems.h: Correct prototypes to remove warnings.
3571 2002-04-22 Richard Henderson <rth@redhat.com>
3573 PR c/6344
3574 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
3576 * gcse.c (free_insn_expr_list_list): New.
3577 (clear_modify_mem_tables): Use it. Fix bit set usage.
3578 (canon_list_insert): Use EXPR_LISTs for expressions.
3579 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
3581 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
3583 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
3584 file change and include code to _cpp_pop_buffer.
3585 * cpphash.h (struct pending_option): Predeclare.
3586 (struct cpp_reader): New member next_include_file.
3587 (_cpp_pop_file_buffer): Update.
3588 (_cpp_push_next_buffer): Update, rename.
3589 * cppinit.c (cpp_destroy): Free include chain and pending here.
3590 (cpp_finish_options): Simplify.
3591 (_cpp_push_next_buffer): Rename and clean up.
3592 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
3593 Clarify.
3594 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
3596 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
3598 * config/rs6000/altivec.h (vec_xor): Add variant for both args
3599 being vector signed int.
3600 (vec_andc): Same.
3601 (vec_xor): Add variant for both args being vector signed char.
3602 Remove redundant variant.
3603 (vec_andc): Same.
3605 2002-04-21 David S. Miller <davem@redhat.com>
3607 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
3608 compare mode in output RTL.
3610 2002-04-22 David Edelsohn <edelsohn@gnu.org>
3612 * config/rs6000/rs6000.c (rs6000_override_options): Correct
3613 style and formatting of previous patch.
3615 2002-04-22 Alan Modra <amodra@bigpond.net.au>
3617 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
3618 flag_pic for ABI_AIX.
3620 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
3622 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
3623 * cppfiles.c (read_include_file): Similarly.
3624 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
3625 uxstrdup ustrchr, ufputs): Similarly.
3626 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
3627 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
3628 cpp_ideq, parse_identifier, parse_number): Similarly.
3629 * cpplib.c (struct directive, dequote_string, D, run_directive,
3630 cpp_push_buffer): Similarly.
3631 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
3632 _cpp_create_definition, check_trad_stringification,
3633 cpp_macro_definition): Similarly.
3635 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
3637 * cppmacro.c (funlike_invocation_p): Don't step back
3638 over CPP_EOF.
3640 2002-04-21 David Edelsohn <edelsohn@gnu.org>
3642 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
3643 labelno.
3645 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
3647 * doc/invoke.texi: Remove Chill references.
3648 * doc/gcc.texi: Update last modified date.
3650 2002-04-20 Kazu Hirata <kazu@hxi.com>
3652 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
3653 push and pop. Replace add.l with add.w.
3655 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
3657 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
3658 multiply instructions for H8/300H case.
3660 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
3662 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
3663 Bum three instructions from each routine.
3665 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
3667 * Makefile.in: Update.
3668 * decl.c (push_c_function_context, pop_c_function_context,
3669 mark_c_function_context): Rename for consistency.
3670 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
3671 * c-tree.h (push_c_function_context, pop_c_function_context,
3672 mark_c_function_context): Rename for consistency.
3673 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3674 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
3675 * function.c (init_lang_status, save_lang_status,
3676 restore_lang_status, mark_lang_status, free_lang_status):
3677 Move to langhooks.h.
3678 (push_function_context_to, pop_function_context_from,
3679 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
3680 Update.
3681 * function.h (init_lang_status, save_lang_status,
3682 restore_lang_status, mark_lang_status, free_lang_status):
3683 Move to langhooks.h.
3684 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
3685 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
3686 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
3687 LANG_HOOKS_FUNCTION_INITIALIZER): New.
3688 (LANG_HOOKS_INITIALIZER): Update.
3689 (lhd_do_nothing_f): New.
3690 * langhooks.h (struct lang_hooks_for_functions): New.
3691 (struct lang_hooks): New hooks.
3692 * langhooks.c (lhd_do_nothing_f): New.
3693 objc:
3694 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3695 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
3697 2002-04-19 David S. Miller <davem@redhat.com>
3699 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
3700 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
3702 2002-04-19 Jakub Jelinek <jakub@redhat.com>
3704 PR optimization/3756
3705 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
3706 x = ((int) y < 0) ? cst1 : cst2.
3708 2002-04-19 Jakub Jelinek <jakub@redhat.com>
3710 PR c/6358
3711 * function.c: Reapply patch for c/6358.
3712 (expand_function_end): Copy decl_rtl's mode, not
3713 current_function_return_rtx mode.
3715 2002-04-19 Joel Sherrill <joel@OARcorp.com>
3717 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
3718 targets.
3720 2002-04-19 Tom Tromey <tromey@redhat.com>
3722 * doc/install.texi (Specific): Update status of Solaris 2.8.
3723 For PR libgcj/6158.
3725 2002-04-19 Andreas Schwab <schwab@suse.de>
3727 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
3728 (PUT_REAL): Restore old definition.
3730 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
3731 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3733 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
3734 binutils 2.11.2 and higher generate smaller binaries than Sun's
3735 native tools.
3737 2002-04-19 Mark Mitchell <mark@codesourcery.com>
3739 PR c++/6352
3740 * toplev.c (rest_of_compilation): Do not defer functions for which
3741 TREE_SYMBOL_REFERENCED has already been set.
3743 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
3745 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
3746 alternative.
3748 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
3750 * builtins.c: Include langhooks.h.
3751 (lang_type_promotes_to): Remove.
3752 (expand_builtin_va_arg): Use new hook.
3753 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
3754 (simple_type_promotes_to): Move to c-typeck.c.
3755 * c-common.h (simple_type_promotes_to): Remove.
3756 * c-decl.c (duplicate_decls, grokdeclarator): Update.
3757 * c-format.c: Include langhooks.h.
3758 (check_format_types): Update.
3759 * c-tree.h (c_type_promotes_to): New.
3760 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
3761 (type_lists_compatible_p): Update.
3762 * langhooks-def.h (lhd_type_promotes_to): New.
3763 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
3764 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
3765 * langhooks.c (lhd_type_promotes_to): New.
3766 * langhooks.h (struct lang_hooks_for_types): New hook.
3767 * tree.h (lang_type_promotes_to): Remove.
3768 objc:
3769 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
3771 2002-04-18 Richard Henderson <rth@redhat.com>
3773 * function.c: Revert patch for c/6358.
3775 2002-04-18 Richard Henderson <rth@redhat.com>
3777 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
3778 blocks. Handle multiple references to the TRAP block. Handle
3779 non-adjacent THEN and OTHER blocks.
3781 2002-04-18 Richard Henderson <rth@redhat.com>
3783 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
3784 crash with no type for by-mode libcalls.
3786 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
3788 2002-04-18 Bob Wilson <bob.wilson@acm.org>
3790 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
3791 __xtensa_nonlocal_goto): Use a syscall instructions to flush
3792 the register windows.
3794 2002-04-18 Zack Weinberg <zack@codesourcery.com>
3796 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
3797 appropriate. Document need for extended precision even when
3798 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
3799 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
3800 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
3801 instead of relying on later syntax error when REAL_WIDTH > 5.
3802 * real.c: Define NE based only on whether or not we have a
3803 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
3804 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
3805 define GET_REAL and PUT_REAL as simple memcpy operations; no
3806 need to byteswap or round.
3807 Use #error instead of #ifdef-ing out the entire file, for
3808 prompt error detection.
3810 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
3812 2002-04-18 David S. Miller <davem@redhat.com>
3814 * config/sparc/sparc.h (BRANCH_COST): Define.
3816 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
3817 does it.
3819 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
3821 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
3822 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
3823 propagate_block calls after relaxation loop using new variable
3824 stabilized_prop_flags.
3826 2002-04-18 Richard Henderson <rth@redhat.com>
3828 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
3829 (ia64_va_arg): Expect variable sized types by reference.
3830 * config/ia64/ia64-protos.h: Update.
3831 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
3832 ia64_function_arg_pass_by_reference.
3834 2002-04-18 Richard Henderson <rth@redhat.com>
3836 * ifcvt.c: Include except.h.
3837 (block_has_only_trap): Break out from find_cond_trap.
3838 (find_cond_trap): Use it. Always delete the trap block.
3839 (merge_if_block): Allow then block null. Be less simplistic about
3840 what insns can end a block.
3841 * Makefile.in (ifcvt.o): Depend on except.h.
3843 * config/ia64/ia64.md (trap, conditional_trap): New.
3845 2002-04-18 Jakub Jelinek <jakub@redhat.com>
3847 PR c/6358
3848 * function.c (assign_parms): Assign hard current_function_return_rtx
3849 register here...
3850 (expand_function_end): ...not here.
3852 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
3854 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
3855 * c-tree.h (c_incomplete_type_error): New.
3856 * c-typeck.c (require_complete_type, build_component_ref): Update.
3857 (incomplete_type_error): Rename.
3858 * langhooks-def.h (lhd_incomplete_type_error): New.
3859 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
3860 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
3861 * langhooks.c (lhd_incomplete_type_error): New.
3862 * langhooks.h (struct lang_hooks_for_types): New hook.
3863 * tree.c (size_in_bytes): Use new hook.
3864 * tree.h (incomplete_type_error): Remove.
3865 objc:
3866 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
3868 2002-04-18 Zack Weinberg <zack@codesourcery.com>
3870 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
3871 TARGET_FLOAT_FORMAT blocks.
3873 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3875 * doc/install.texi (Downloading the source): Do not mention Chill
3876 any longer, but mention Ada.
3877 (Configuration): Do not mention Chill any longer.
3879 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
3881 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
3883 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
3885 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
3886 in last patch.
3888 2002-04-18 Jakub Jelinek <jakub@redhat.com>
3890 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
3891 instead of unsigned_type.
3893 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
3895 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
3896 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
3897 later.
3899 2002-04-18 Bernd Schmidt <bernds@redhat.com>
3901 * attribs.c (vector_type_node_list): New static variable.
3902 (handle_vector_size_attribute): Use it to avoid generating a
3903 new type node each time we are called.
3905 * combine.c (subst): Avoid trying to make a vector mode subreg of
3906 an integer constant.
3907 (gen_lowpart_for_combine): Likewise.
3909 2002-04-18 Roger Sayle <roger@eyesopen.com>
3910 Jakub Jelinek <jakub@redhat.com>
3912 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
3913 for integer constant c (if x has unsigned type or sign bit is not
3914 set in c). This folds the zero/sign extension into the bit-wise and
3915 operation.
3917 2002-04-18 Jakub Jelinek <jakub@redhat.com>
3919 PR middle-end/6205
3920 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
3921 otherwise xorps.
3923 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
3925 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
3927 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
3929 * gcc.c (read_specs): Detect and fail if an attempt is made to
3930 rename a spec string to an already existing string.
3932 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
3934 * config/s390/s390.c (legitimize_pic_address): Do not generate
3935 illegal address constant without CONST.
3937 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3939 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
3940 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
3942 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
3944 PR optimization/6305
3945 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
3946 to make sure previous reloads are taken into account. Generate
3947 better code if one operand is an in-range immediate constant.
3949 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
3951 * doc/install.texi (Building): libgcj requires GNU make.
3953 2002-04-17 Jakub Jelinek <jakub@redhat.com>
3955 PR bootstrap/6315
3956 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
3957 even if hard quad and register is not floating.
3958 (movtf reg<-mem split): Disallow splitting if hard quad and
3959 register is floating.
3960 (movtf mem<-reg split): Likewise.
3961 * config/sparc/sparc.c (fp_register_operand): New predicate.
3962 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
3964 2002-04-17 Zack Weinberg <zack@codesourcery.com>
3966 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
3967 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
3968 (unprotoize.o): Ditto. Build from protoize.c. Define
3969 UNPROTOIZE on command line.
3970 * protoize.c: Include cppdefault.h. Delete include_defaults.
3971 (in_system_include_dir): Use cpp_include_defaults (defined in
3972 cppdefault.o).
3973 * unprotoize.c: Delete file.
3975 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
3977 * config/rs6000/altivec.h (vec_ld): Add array variants.
3978 (vec_lde): Same.
3979 (vec_ldl): Same.
3981 2002-04-17 Alan Matsuoka <alanm@redhat.com>
3982 Aldy Hernandez <aldyh@redhat.com>
3984 * config/rs6000/altivec.h: Define __ALTIVEC__.
3985 (bool): New.
3986 (__pixel): New.
3987 (pixel): New.
3988 (vec_cfux): New.
3989 (vec_vmaddfp): New.
3990 (vec_vsldoi): New.
3991 Add parentheses to all macro arguments.
3993 2002-04-16 Richard Henderson <rth@redhat.com>
3995 PR c++/6320
3996 * except.c (remove_eh_handler): Insert inner regions at beginning
3997 of sibling chain. Refactor expressions.
3999 2002-04-16 Richard Henderson <rth@redhat.com>
4001 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
4002 * config/sparc/sol2-gas-bi.h: New file.
4003 * config.gcc (sparc*-solaris): Add it as needed.
4004 * configure.in (AS_SPARC64_FLAG): Remove check.
4005 * config.in, configure: Regenerate.
4007 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
4009 2002-04-16 Richard Henderson <rth@redhat.com>
4011 * config/mips/mips.c (override_options): Don't override N32 for
4012 a 64-bit ISA.
4014 PR 6202
4015 * config/mips/mips.md (can_delay): Split out of existing define_delays.
4016 (HILO_delay): Set can_delay false.
4018 2002-04-16 Dale Johannesen <dalej@apple.com>
4020 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
4021 instruction addresses.
4022 (rs6000_output_function_epilogue): Likewise.
4024 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
4026 * c-parse.in (poplevel, compstmt_start,
4027 compstmt_primary_start): Add ending ';', in accordance
4028 with POSIX.
4030 2002-04-16 Richard Henderson <rth@redhat.com>
4032 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
4033 Adjust tm_file order to get TARGET_DEFAULT set properly.
4034 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
4035 * doc/install.texi (sparc-solaris): Update.
4037 2002-04-16 Dale Johannesen <dalej@apple.com>
4039 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
4040 comparison operands do not match each other or if modes of
4041 conditions do not match result.
4043 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
4045 PR target/6305
4046 * config/s390/s390.md (mulsidi3): Set both subregs of the
4047 multiword register.
4049 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
4051 * config/rs6000/altivec.h (vec_addc): Type check.
4053 2002-04-16 Jakub Jelinek <jakub@redhat.com>
4055 PR middle-end/6279
4056 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
4058 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
4060 2002-04-15 Richard Henderson <rth@redhat.com>
4062 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
4063 call_really_used_regs too.
4065 2002-04-15 Richard Henderson <rth@redhat.com>
4067 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
4069 2002-04-15 David S. Miller <davem@redhat.com>
4071 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
4072 as being CLOBBERed.
4074 2002-04-16 Jakub Jelinek <jakub@redhat.com>
4076 PR c/6290
4077 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
4078 CONST_VECTOR is { 0, ... 0 }.
4080 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
4082 * doc/install.texi (Installing GCC: Configuration): Clarify
4083 the only supported ways to configure gcc.
4085 2002-04-15 Roland McGrath <roland@frob.com>
4087 * config.gcc (alpha*-*-gnu*): New target configuration.
4088 * config/alpha/gnu.h: New file for it.
4089 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
4091 2002-04-16 Mark Mitchell <mark@codesourcery.com>
4093 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
4094 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
4095 * tree.h (expand_start_stmt_expr): Update prototype.
4096 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
4097 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
4098 on the STMT_EXPR created for the inline function.
4100 2002-04-15 Richard Henderson <rth@redhat.com>
4102 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
4103 config/i386/linux-aout.h, config/i386/linux-oldld.h,
4104 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
4105 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
4106 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
4107 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
4108 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
4109 Define __gnu_linux__, not gnu_linux.
4110 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
4112 2002-04-15 Mark Mitchell <mark@codesourcery.com>
4114 Remove Chill front end.
4115 * gcc.c (default_compilers): Remove Chill entries.
4116 * ch: Remove directory.
4117 * doc/frontends.texi: Remove information about Chill.
4118 * doc/sourcebuild.texi: Likewise.
4119 * doc/standards.texi: Likewise.
4121 2002-04-15 Douglas B Rupp <rupp@gnat.com>
4123 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
4124 (LONGLONG_STANDALONE): Define.
4126 2002-04-15 David S. Miller <davem@redhat.com>
4128 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
4129 Call emit_library_call with LCT_NORMAL.
4130 (sparc_initialize_trampoline): Use LCT_foo instead of
4131 magic constant in emit_library_call invocations.
4132 (sparc64_initialize_trampoline): Likewise.
4133 (sparc_profile_hook): Likewise.
4134 * config/sparc/sparc.md: Likewise.
4136 * config/sparc/sparc.c (sparc_extra_constraint_check):
4137 Fix type of argument 'c'.
4138 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
4139 Likewise.
4141 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
4143 * diagnostic.h (output_buffer_state): Redefine.
4144 (output_format_decoder): New macro.
4145 (output_prefixing_rule): Likewise.
4146 (output_line_cutoff): Likewise.
4147 (diagnostic_format_decoder): Adjust.
4148 (diagnostic_prefixing_rule): Likewise.
4149 (diagnostic_line_cutoff): Likewise.
4150 (diagnostic_state): Likewise.
4151 (diagnostic_kind_count): Likewise.
4152 (diagnostic_buffer): Now a macro.
4154 * diagnostic.c (diagnostic_buffer): Remove definition.
4155 (output_is_line_wrapping): Adjust.
4156 (set_real_maximum_length): Likewise.
4157 (output_set_maximum_length): Likewise.
4158 (init_output_buffer): Likewise.
4159 (lhd_print_error_function): Likewise.
4160 (output_do_verbatim): Likewise.
4162 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
4164 * cpperror.c (print_location): Don't print include chain
4165 if line == 0.
4166 (cpp_begin_message): Update to use DL_ macros.
4167 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
4168 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
4169 cpp_notice, cpp_notice_from_errno): Remove.
4170 (cpp_error, cpp_error_with_line): Update to take a diagnostic
4171 level.
4172 (cpp_errno): New.
4173 * cppexp.c (CPP_ICE): Remove.
4174 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
4175 lex, integer_overflow, _cpp_parse_expr): Update.
4176 * cppfiles.c (read_include_file, find_include_file,
4177 handle_missing_header, _cpp_read_file, remap_filename): Update.
4178 * cpphash.h (enum error_type): Remove.
4179 (_cpp_begin_message): Update.
4180 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
4181 cpp_handle_option, cpp_post_options): Update.
4182 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
4183 skip_whitespace, parse_identifier, parse_slow, parse_string,
4184 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
4185 cpp_interpret_charconst): Update.
4186 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
4187 lex_macro_node, do_undef, glue_header_name, parse_include,
4188 do_include_common, read_flag, do_line, do_linemarker, do_ident,
4189 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
4190 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
4191 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
4192 _cpp_pop_buffer, do_diagnostic): Update.
4193 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
4194 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
4195 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
4196 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
4197 cpp_notice, cpp_notice_from_errno): Remove.
4198 (cpp_error, cpp_error_with_line): Update to take a diagnostic
4199 level.
4200 (cpp_errno): New.
4201 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
4202 collect_args, enter_macro_context, save_parameter, parse_params,
4203 _cpp_create_definition, check_trad_stringification,
4204 cpp_macro_definition): Update.
4205 * cppmain.c (cpp_preprocess_file): Update.
4206 * fix-header.c (read_scan_file): Update.
4208 2002-04-14 Andreas Schwab <schwab@suse.de>
4210 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
4212 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
4214 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
4216 2002-04-13 Mark Mitchell <mark@codesourcery.com>
4218 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
4219 not gnu_hurd.
4221 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
4223 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
4225 2002-04-13 Joel Sherrill <joel@OARcorp.com>
4227 * config/sparc/t-elf: Enable v8 multilibs. Impacts
4228 sparc-elf and sparc-rtems targets.
4230 2002-04-13 Mark Mitchell <mark@codesourcery.com>
4232 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
4233 defined, and __gnu_hurd__ wherever __GNU__ is defined.
4234 * arm/linux-elf.h: Likewise.
4235 * cris/aout.h: Likewise.
4236 * cris/linux.h: Likewise.
4237 * i370/linux.h: Likewise.
4238 * i386/gnu.h: Likewise.
4239 * i386/linux-aout.h: Likewise.
4240 * i386/linux-oldld.h: Likewise.
4241 * i386/linux.h: Likewise.
4242 * i386/linux64.h: Likewise.
4243 * ia64/linux.h: Likewise.
4244 * m68k/linux-aout.h: Likewise.
4245 * m68k/linux.h: Likewise.
4246 * mips/linux.h: Likewise.
4247 * pa/pa-linux.h: Likewise.
4248 * pj/linux.h: Likewise.
4249 * rs6000/sysv4.h: Likewise.
4250 * s390/linux.h: Likewise.
4251 * sh/linux.h: Likewise.
4252 * sparc/linux-aout.h: Likewise.
4253 * sparc/linux.h: Likewise.
4254 * sparc/linux64.h: Likewise.
4255 * xtensa/linux.h: Likewise.
4257 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
4259 * stmt.c (check_unique_operand_names): Expect operand names to
4260 be strings rather than identifiers. Use simple_cst_equal to
4261 compare them.
4262 (resolve_operand_name_1): Make same identifier to string change here.
4263 * c-parse.in (asm_operand): Convert a named operand into a string.
4264 * cp/parse.y (asm_operand): Likewise.
4266 2002-04-13 Andreas Schwab <schwab@suse.de>
4268 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
4270 2002-04-12 Mark Mitchell <mark@codesourcery.com>
4272 Revert these changes:
4274 2002-04-06 Mark Mitchell <mark@codesourcery.com>
4276 PR c++/5571
4277 * stor-layout.c (layout_decl): Reset the RTL for the decl.
4279 2002-04-12 Richard Henderson <rth@redhat.com>
4281 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
4282 (sparc*-*-solaris): Clean up header files.
4283 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
4284 and plan on generating 64-bit code.
4285 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
4286 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
4287 * config/sparc/sol2-sld-64.h: Rename ...
4288 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
4289 for AS_SPARC64_FLAG not defined.
4290 * config/sparc/sol2-gld-bi.h: New.
4291 * config/sparc/sol2-sld.h: Remove.
4292 * config/sparc/sol26-sld.h: New.
4293 * config/sparc/sol2.h: Tidy comments.
4294 * doc/install.texi: Document sparc-solaris configury changes.
4296 2002-04-12 Richard Henderson <rth@redhat.com>
4298 * recog.c (offsettable_address_p): Match the logic in adjust_address.
4300 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
4301 in 64-bit mode only. Use only for 32-bit or MEDLOW.
4303 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4305 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
4307 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
4309 * pa.c (pa_can_combine_p): Call extract_insn before calling
4310 constrain_operands.
4312 2002-04-12 Douglas B Rupp <rupp@gnat.com>
4314 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
4315 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
4316 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
4317 (CPP_PREDEFINES): Handle __declspec.
4318 * config/i386/t-interix (USER_H): Remove.
4320 2002-04-12 DJ Delorie <dj@redhat.com>
4322 * integrate.c (compare_blocks): Make comparisons safe for when
4323 sizeof(int) < sizeof(char *).
4324 (find_block): Likewise.
4326 2002-04-12 Jan Hubicka <jh@suse.cz>
4327 David Edelsohn <edelsohn@gnu.org>
4329 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
4330 registers.
4331 (symbol_ref_operand): New.
4332 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
4333 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
4335 2002-04-12 Andreas Schwab <schwab@suse.de>
4337 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
4338 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
4339 overrides the definition in config/svr4.h.
4341 2002-04-12 Eric Norum <eric.norum@usask.ca>
4343 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
4344 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
4345 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
4346 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
4347 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
4348 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
4349 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
4350 definitions to config/rtems.h and make the targets more similar.
4352 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4354 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
4355 POINTERS_EXTEND_UNSIGNED.
4356 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
4357 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
4359 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
4360 not specified.
4362 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
4364 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
4365 depends on TARGET_SHMEDIA, not TARGET_SH5.
4367 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
4369 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
4370 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
4372 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
4374 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
4375 no r0 clobber.
4377 2002-04-12 Andreas Schwab <schwab@suse.de>
4379 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
4381 2002-04-12 Richard Henderson <rth@redhat.com>
4383 PR bootstrap/4191
4384 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
4386 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
4387 modes spanning multiple hard regs.
4389 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
4391 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
4393 * pa.c (pa_output_function_prologue): Don't accumulate the total
4394 number of code bytes when using TARGET_64BIT, or gas, SOM and not
4395 the portable runtime.
4396 (output_deferred_plabels): Handle 64bit plabels.
4397 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
4398 generating pic code using the GAS assembler for object formats that
4399 are not SOM (ie., ELF32 and ELF64).
4400 (output_millicode_call): Check attribute type if attribute length is 28.
4401 Likewise use $PIC_pcrel$0. Only call get_attr_length and
4402 dbr_sequence_length once.
4403 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
4404 dbr_sequence_length once.
4405 * pa.h (TARGET_SOM): Define if not defined.
4406 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
4407 with GAS and not SOM.
4408 (jump, call_internal_reg, call_value_internal_reg): Likewise.
4409 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
4411 2002-04-11 David O'Brien <obrien@FreeBSD.org>
4413 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
4414 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
4415 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
4416 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
4417 elfos.h and dbxelf.h values are fine now.
4418 * config/i386/freebsd.h, config/alpha/freebsd.h
4419 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
4421 2002-04-11 David O'Brien <obrien@FreeBSD.org>
4423 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
4424 or set Acpu or Amachine. Reformat.
4425 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
4426 define.
4427 (LINK_SPEC): Do not need to undef.
4428 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
4429 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
4430 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
4431 define.
4432 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
4433 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
4434 (LINK_SPEC): Do not need to undef.
4435 (DONT_USE_BUILTIN_SETJMP): Do not define.
4436 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
4437 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
4438 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
4439 Remove trailing spaces.
4440 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
4441 __ELF__, or set Acpu or Amachine. Reformat.
4442 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
4443 define.
4445 2002-04-11 David O'Brien <obrien@FreeBSD.org>
4447 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
4448 all other *-*-freebsd* targets.
4450 2002-04-11 Richard Henderson <rth@redhat.com>
4452 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
4454 2002-04-11 David O'Brien <obrien@FreeBSD.org>
4456 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
4457 Include {cpu}/{cpu}.h thru tm_file.
4458 (alpha*-*-linux*ecoff): Remove target.
4459 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
4460 (LINK_SPEC): Remove, is not OS independent.
4461 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
4462 (LINK_SPEC): Do not need to #undef any longer.
4463 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
4464 any longer.
4465 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
4466 __ELF__.
4467 (LINK_SPEC): Moved here from alpha/elf.h.
4468 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
4469 SUB_CPP_PREDEFINES.
4470 * config/alpha/linux-ecoff.h: Remove.
4471 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
4472 (CPP_SPEC): Define _POSIX_SOURCE as needed.
4473 (CPP_SUBTARGET_SPEC): Do not define.
4474 (LINK_SPEC): Do not need to #undef any longer.
4475 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
4476 * config/alpha/vms.h: Likewise.
4478 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
4480 * doc/extend.texi: Remove old claim that typedefs cannot have
4481 an alignment attribute.
4483 2002-04-11 Jakub Jelinek <jakub@redhat.com>
4485 PR optimization/6177
4486 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
4487 bitpos is 0 and bitsize CONCAT size.
4489 2002-04-11 Jakub Jelinek <jakub@redhat.com>
4491 PR c/6223
4492 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
4494 2002-04-10 David O'Brien <obrien@FreeBSD.org>
4496 * config/alpha/freebsd.h: Minor reformatting.
4497 (CPP_SPEC): Define ELF and add cpp_subtarget.
4498 (ASM_SPEC): No longer needed.
4500 2002-04-11 Richard Henderson <rth@redhat.com>
4502 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
4503 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
4504 (dimode mem/zero splitter): New.
4506 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
4508 * config/cris/cris.c (cris_override_options): Tweak error message
4509 for PIC not implemented.
4511 * config/cris/cris.h: Tweak comments related to parameter-passing.
4513 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
4515 2002-04-10 Richard Henderson <rth@redhat.com>
4517 * except.c (add_ehl_entry): Allow duplicates after landing pad
4518 creation.
4520 2002-04-10 David Edelsohn <edelsohn@gnu.org>
4522 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
4524 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
4526 * c-decl.c (c_init_decl_processing): Move generation of
4527 decls for g77_integer_type_node and friends from here ...
4528 * c-common.c (c_common_nodes_and_builtins): ... to here.
4530 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
4532 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
4533 is only used as frame pointer when frame_pointer_needed is true.
4535 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
4537 PR target/817
4538 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
4539 for the fact that the pool entry uses two words.
4540 (movdf_hard_insn): Similarly. Also, ADR instruction can span
4541 1k bytes.
4542 (movdf_soft_insn): Similarly.
4543 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
4544 for the fact that the pool entry uses three words.
4546 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
4548 * config/mips/mips.c (mips_va_arg): When using the struct version
4549 of the EABI va_list, allow arguments in the register save area to
4550 take up less room than a stack argument.
4552 2002-04-10 Richard Henderson <rth@redhat.com>
4554 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
4555 if EXPAND_INITIALIZER.
4557 2002-04-09 Richard Henderson <rth@redhat.com>
4559 * config/alpha/alpha.md (movdi_er_maybe_g): New.
4560 * config/alpha/alpha.c (alpha_expand_mov): Use it.
4562 2002-04-10 Alan Modra <amodra@bigpond.net.au>
4564 PR optimization/6233
4565 * rtlanal.c (pure_call_p): New function.
4566 * rtl.h (pure_call_p): Declare.
4567 * loop.c (prescan_loop): Use it to set has_nonconst_call.
4568 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
4570 2002-04-09 Eric Christopher <echristo@redhat.com>
4572 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
4573 information to .comm directive.
4575 2002-04-09 Richard Henderson <rth@redhat.com>
4577 PR c/5078
4578 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
4580 2002-04-09 Richard Henderson <rth@redhat.com>
4582 * basic-block.h (flow_delete_block_noexpunge): Declare.
4583 (expunge_block_nocompact): Declare.
4584 * cfg.c (expunge_block_nocompact): Split out from ...
4585 (expunge_block): ... here.
4586 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
4587 (flow_delete_block_noexpunge): Split out from ...
4588 (flow_delete_block): ... here.
4589 * cfgcleanup.c (delete_unreachable_blocks): Compact while
4590 removing dead blocks.
4591 * except.c (exception_handler_labels): Remove.
4592 (exception_handler_label_map): New.
4593 (struct eh_region): Add aka member.
4594 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
4595 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
4596 (for_each_eh_label, for_each_eh_label_1): New.
4597 (init_eh): Register exception_handler_label_map.
4598 (free_eh_status): Use free_region.
4599 (find_exception_handler_labels): Use the map, not the list.
4600 (remove_exception_handler_label): Likewise.
4601 (maybe_remove_eh_handler): Likewise.
4602 (remove_eh_handler): Use the region aka bitmap.
4603 * except.h (exception_handler_labels): Remove.
4604 (for_each_eh_label): Declare.
4605 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
4606 * loop.c (invalidate_loops_containing_label): New.
4607 (find_and_verify_loops): Use it. Use for_each_eh_label.
4608 * sched-rgn.c (is_cfg_nonregular): Use
4609 current_function_has_exception_handlers.
4611 2002-04-09 Richard Henderson <rth@redhat.com>
4613 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
4614 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
4615 Do not return changed status.
4616 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
4617 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
4618 New functions that do return changed status.
4619 * sbitmap.h: Update decls.
4620 * gcse.c, lcm.c: Use _cg functions as needed.
4622 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
4624 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
4625 (sh64-*-elf*, sh-*-rtemself*): Likewise.
4626 * config/sh/embed_bb.c: New file.
4627 * config/sh/embed-elf.h: New file.
4628 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
4629 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
4630 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
4631 __PTRDIFF_TYPE__ .
4632 (SUBTARGET_CPP_PTR_SPEC): Don't define.
4633 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
4634 Add subtarget_asm_endian_spec.
4635 (ASM_SPEC): Use subtarget_asm_endian_spec.
4636 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
4637 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
4638 (WCHAR_UNSIGNED): Define.
4639 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
4640 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
4641 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
4642 Fix value.
4643 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
4644 (sh_adjust_cost): Likewise.
4645 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
4646 __PTRDIFF_TYPE__ .
4647 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
4648 (WCHAR_TYPE_SIZE): Likewise.
4649 (ASM_SPEC): Use subtarget_asm_endian_spec.
4650 (SH_ELF_WCHAR_TYPE): #undef/ #define.
4651 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
4652 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
4653 (MAX_WCHAR_TYPE_SIZE): Don't #define .
4654 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
4655 (USER_LABEL_PREFIX): Don't #undef /#define .
4656 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
4657 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
4658 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
4659 (ASM_SPEC): Likewise.
4660 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
4661 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
4662 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
4663 (LIB2FUNCS_EXTRA): Define.
4664 * t-sh64 (LIB2FUNCS_EXTRA): Define.
4665 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
4666 (LIB1ASMFUNCS_CACHE): Define.
4667 (LIB2FUNCS_EXTRA): Redefine empty.
4669 2002-04-08 Richard Henderson <rth@redhat.com>
4671 * reorg.c (get_branch_condition): Use reversed_comparison_code.
4673 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4675 * config/m68hc11/larith.asm (__map_data_section): Fix condition
4676 and optimize for size.
4677 (__do_global_ctors): Fix pointer comparison.
4678 (__do_global_dtors): Likewise.
4680 2002-04-09 David S. Miller <davem@redhat.com>
4682 * config/sparc/sparc.c (sparc_extra_constraint_check): New
4683 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
4684 allow reloading pseudos.
4685 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
4686 * config/sparc/sparc-protos.h: Declare it.
4688 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
4689 unsigned comparison warning.
4690 (output_restore_regs): Mark leaf_function as unused.
4692 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4694 * expr.c (is_aligning_offset): New function.
4695 (expand_expr, case COMPONENT_EXPR): Call it.
4697 2002-04-08 David S. Miller <davem@redhat.com>
4699 PR target/6082
4700 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
4702 Make init_priority work on Sparc when using GNU ld.
4703 * config/sparc/linux.h, config/sparc/linux64.h,
4704 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
4705 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
4706 * config/sparc/sol2-gld.h: New file to do the same.
4707 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
4708 sparc/sol2-gld.h to tm_file.
4710 PR optimization/4328
4711 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
4712 * doc/md.texi: Document it.
4713 * config/sparc/sparc.md (movdi_insn_sp64_novis,
4714 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
4715 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
4716 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
4717 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
4719 2002-04-08 Andreas Jaeger <aj@suse.de>
4721 * stmt.c (expand_asm_operands): Revert last patch from Richard
4722 Henderson.
4724 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4726 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
4727 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
4729 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4731 * doc/contrib.texi (Contributors): Add David O'Brien.
4733 2002-04-08 Alan Modra <amodra@bigpond.net.au>
4735 * configure.in (auto-build.h): Use target_alias and build_alias
4736 when running configure.
4737 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
4738 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
4739 * configure: Regenerate.
4741 2002-04-07 David S. Miller <davem@redhat.com>
4743 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
4745 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
4747 PR 5933
4748 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
4749 generating 32-bit pic code.
4751 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
4753 * cppinit.c (cpp_create_reader): Initialize
4754 discard_comments_in_macro_exp.
4755 (COMMAND_LINE_OPTIONS): Add "-CC" option.
4756 (cpp_handle_option): Handle "-CC" option.
4757 * cpplex.c (save_comment): If saving a C++ comment in
4758 a directive, convert it to a C comment.
4759 (_cpp_lex_direct): Pass second comment start character to
4760 save_comment to indicate comment type.
4761 * cpplib.c (_cpp_handle_directive): If processing
4762 a "#define" directive and discard_comments_in_macro_exp
4763 is false, re-enable saving of comments.
4764 (lex_macro_node): If discard_comments_in_macro_exp is false,
4765 discard any comments before the macro identifier.
4766 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
4767 member.
4768 * cppmacro.c (cpp_get_token): If expanding a macro while
4769 processing a directive, discard any comments we might encounter.
4770 (parse_params): If discard_comments_in_macro_exp is false,
4771 ignore comments in the macro parameter list.
4772 * gcc.c (cpp_unique_options): Add "-CC" option.
4773 (option_map): Map "--comments-in-macros" to "-CC".
4774 * doc/cppopts.texi: Document "-CC" option.
4775 * f/lang-specs.h: Add "-CC" option.
4776 * testsuite/gcc.dg/cpp/maccom1.c: New test.
4777 * testsuite/gcc.dg/cpp/maccom2.c: New test.
4778 * testsuite/gcc.dg/cpp/maccom3.c: New test.
4779 * testsuite/gcc.dg/cpp/maccom4.c: New test.
4780 * testsuite/gcc.dg/cpp/maccom5.c: New test.
4781 * testsuite/gcc.dg/cpp/maccom6.c: New test.
4783 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
4785 PR middle-end/6180
4786 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
4788 2002-04-06 Mark Mitchell <mark@codesourcery.com>
4790 PR c++/5571
4791 * stor-layout.c (layout_decl): Reset the RTL for the decl.
4793 PR opt/5120
4794 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
4795 RTX_UNCHANGING_P for the functions arguments when a tail call
4796 is made.
4798 2002-04-06 Jason Merrill <jason@redhat.com>
4800 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
4801 (parse_options_and_default_flags): Set them appropriately.
4802 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
4804 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
4806 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
4807 here.
4809 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
4810 semicolon.
4812 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
4813 types come in by-reference. Fix typo in comment.
4815 2002-04-05 David S. Miller <davem@redhat.com>
4817 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
4818 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
4819 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
4820 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
4822 2002-04-05 David S. Miller <davem@redhat.com>
4824 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
4825 are not going to emit return instructions, emit at least a nop
4826 for the sake of sane backtraces.
4828 2002-04-05 Richard Henderson <rth@redhat.com>
4830 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
4832 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
4834 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
4836 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
4838 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
4839 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
4840 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
4842 2002-04-05 Andreas Schwab <schwab@suse.de>
4844 * c-convert.c: Include c-common.h.
4845 * Makefile.in (c-convert.o): Updated.
4847 2002-04-05 Jakub Jelinek <jakub@redhat.com>
4849 * mklibgcc.in: Use separate libgcc.map for each multilib.
4850 * Makefile.in (distclean): Don't remove libgcc.map here.
4852 2002-04-05 Jakub Jelinek <jakub@redhat.com>
4854 * Makefile.in (s-mlib): Handle --disable-multilib by separate
4855 genmultilib invocation.
4857 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
4859 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
4860 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
4861 to num_gprs for symmetry.
4862 * config/mips/mips.c: Adjust accordingly.
4864 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
4866 * c-common.c (truthvalue_conversion): Rename, update.
4867 * c-common.h (c_common_truthvalue_conversion): New.
4868 * c-convert.c (convert): Update.
4869 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
4870 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
4871 * c-typeck.c (build_binary_op, build_unary_op,
4872 build_conditional_expr): Update.
4873 * fold-const.c (constant_boolean_node, fold): Use langhook.
4874 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
4875 * langhooks.h (struct lang_hooks): New hook.
4876 * stmt.c (expand_decl_cleanup): Use langhook.
4877 * tree.h (truthvalue_conversion): Remove.
4878 objc:
4879 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
4881 2002-04-05 Alan Modra <amodra@bigpond.net.au>
4883 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
4884 Add rules to make null object file.
4886 2002-04-04 Jim Blandy <jimb@redhat.com>
4888 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
4889 macro formal parameter names.
4891 2002-04-04 David S. Miller <davem@redhat.com>
4893 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
4895 2002-04-04 Richard Henderson <rth@redhat.com>
4897 PR middle-end/5099
4898 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
4899 Support copies into and out of memory. Don't accept allows_reg
4900 and allows_mem as gospel.
4902 2002-04-04 Richard Henderson <rth@redhat.com>
4904 PR opt/6165
4905 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
4906 (write_dependence_p): Likewise.
4908 2002-04-04 Richard Henderson <rth@redhat.com>
4910 * predict.c (estimate_bb_frequencies): Do frequency calculation
4911 with a volatile temporary.
4913 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
4915 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
4917 2002-04-04 Jakub Jelinek <jakub@redhat.com>
4919 PR c++/6119
4920 * final.c (final_start_function): Don't bump profile_label_no here...
4921 (final_end_function): ...but here.
4923 2002-04-04 Jakub Jelinek <jakub@redhat.com>
4925 * config/sparc/sparc.md (pic): New attribute.
4926 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
4927 into stack slots.
4928 (split after do_builtin_setjmp_setup): New.
4930 2002-04-04 Jakub Jelinek <jakub@redhat.com>
4932 PR fortran/6106
4933 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
4934 change.
4936 2002-04-04 Jakub Jelinek <jakub@redhat.com>
4938 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
4939 UNITS_PER_WORD for zero sized aggregates.
4941 2002-04-03 David S. Miller <davem@redhat.com>
4943 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
4944 one-character spec for this, just use %(link_gcc_c_sequence).
4946 2002-04-03 David S. Miller <davem@redhat.com>
4948 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
4949 handling.
4951 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
4953 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
4954 (DWARF_FRAME_RETURN_COLUMN): Move.
4955 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4956 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
4957 * pa.c (except.h, predict.h): Include.
4958 (FRP): Delete.
4959 (store_reg_modify, set_reg_plus_d): Revise prototypes.
4960 (output_ascii): Add cast.
4961 (store_reg_modify): Revise to add frame notes.
4962 (set_reg_plus_d): Likewise.
4963 (compute_frame_size): Include space for eh data registers in frame if
4964 the current function calls eh_return.
4965 (hppa_expand_prologue): Ensure register %r2 is saved if the current
4966 function calls eh_return. Save eh data registers if the current
4967 function calls eh_return. Fix code to add frame notes. Emit
4968 blockage to prevent insns with frame notes being scheduled in the
4969 delay slot of calls.
4970 (hppa_expand_epilogue): Restore eh data registers and do final stack
4971 adjustment if the current function calls eh_return. Don't add frame
4972 notes.
4973 (output_call): Revise for change in length of call insn. Don't do
4974 return pointer adjustment for an unconditional jump in the delay slot
4975 of a call when using frame notes.
4976 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
4977 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
4978 (ARG_POINTER_CFA_OFFSET): Define.
4979 * pa.md (return_external_pic): New pattern.
4980 (prologue): Correct formatting. Use return_external_pic if current
4981 function calls eh_return.
4982 (call_internal_symref, call_value_internal_symref,
4983 sibcall_internal_symref, sibcall_value_internal_symref): Change default
4984 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
4985 respectively.
4986 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
4988 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
4989 list of targets to check using "nop" insn.
4990 * configure: Rebuilt.
4992 2002-04-04 Alan Modra <amodra@bigpond.net.au>
4994 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
4996 2002-04-03 David S. Miller <davem@redhat.com>
4998 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
4999 library sequence passed to the linker.
5000 (LINK_COMMAND_SPEC): Use it.
5001 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
5002 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
5003 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
5005 2002-04-03 Jason Merrill <jason@redhat.com>
5007 * except.c (struct eh_status): Remove protect_list.
5008 (begin_protect_partials, end_protect_partials): Remove.
5009 (add_partial_entry): Remove.
5010 * except.h: Remove prototypes.
5012 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
5013 expand_decl_cleanup_eh.
5015 PR c++/5636
5016 * tree.h (CLEANUP_EH_ONLY): New macro.
5017 * stmt.c (expand_decl_cleanup_eh): New fn.
5018 (expand_cleanups): Check CLEANUP_EH_ONLY.
5019 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
5020 Use expand_decl_cleanup_eh.
5021 (expand_stmt): Adjust.
5022 * c-common.h: Adjust prototype.
5024 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
5026 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
5027 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
5028 (cris_target_asm_function_epilogue): Ditto.
5029 (cris_initial_frame_pointer_offset): Ditto.
5030 (cris_simple_epilogue): Ditto.
5031 (cris_expand_builtin_va_arg): Variable-size types come in
5032 by-reference.
5034 2002-04-03 David S. Miller <davem@redhat.com>
5036 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
5037 little-endian.
5038 (set_fast_math): Correct 'fsr' type.
5040 2002-04-03 Richard Henderson <rth@redhat.com>
5042 PR opt/3569
5043 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
5044 * toplev.c (check_global_declarations): Use it.
5045 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
5046 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
5047 (LANG_HOOKS_DECLS): Add it.
5048 * langhooks.c (lhd_warn_unused_global_decl): New.
5049 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
5050 * c-objc-common.c (c_warn_unused_global_decl): New.
5051 * c-tree.h (c_warn_unused_global_decl): Declare.
5052 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
5054 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
5056 * langhooks-def.h (lhd_set_decl_assembler_name,
5057 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
5058 (LANG_HOOKS_INITIALIZER): Update.
5059 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
5060 * langhooks.h (struct lang_hooks): New hook.
5061 * tree.c (set_decl_assembler_name): Move to langhooks.c.
5062 (lang_set_decl_assembler_name): Remove.
5063 (init_obstacks): Don't set hook.
5064 (decl_assembler_name): New function.
5065 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
5066 (decl_assembler_name): New.
5067 (lang_set_decl_assembler_name): Remove.
5069 2002-04-03 Jakub Jelinek <jakub@redhat.com>
5071 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
5072 works properly with .hidden symbols.
5073 * configure: Rebuilt.
5074 * config.in: Rebuilt.
5075 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5076 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
5077 properly with .hidden symbols.
5079 2002-04-03 Jakub Jelinek <jakub@redhat.com>
5081 PR middle-end/6102
5082 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
5083 USE argument.
5085 2002-04-03 Richard Henderson <rth@redhat.com>
5087 PR opt/4120
5088 * sched-rgn.c (sets_likely_spilled): New.
5089 (sets_likely_spilled_1): New.
5090 (add_branch_dependences): Use it.
5092 2002-04-02 Richard Henderson <rth@redhat.com>
5094 PR opt/4311
5095 * loop.h (LOOP_FIRST_PASS): New.
5096 * loop.c (strength_reduce): Mind it when deciding to unroll.
5097 * toplev.c (rest_of_compilation): Set it.
5099 2002-04-02 David S. Miller <davem@redhat.com>
5101 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
5102 mems_ok_for_ldd_peep when the order of the loads being examined
5103 is reversed.
5104 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
5105 existing comment to increase comprehension of this situation.
5107 2002-04-02 Zack Weinberg <zack@codesourcery.com>
5109 * config/sh/sh.md: Don't use union real_extract.
5111 2002-04-02 Richard Henderson <rth@redhat.com>
5113 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
5115 2002-04-02 David O'Brien <obrien@FreeBSD.org>
5117 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
5118 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
5119 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
5120 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
5121 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
5122 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
5123 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
5124 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
5125 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
5126 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
5127 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
5128 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
5129 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
5130 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
5131 Include as many configury headers via tm_file as possible. This
5132 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
5133 * config/openbsd-oldgas.h: New file.
5134 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
5135 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
5136 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
5137 config/i386/i386-coff.h, config/i386/i386-interix.h,
5138 config/i386/iscdbx.h, config/i386/linux-aout.h,
5139 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
5140 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
5141 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
5142 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
5143 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
5144 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
5145 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
5146 config/i386/vxi386.h: Do not directly include configury headers.
5147 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
5148 Directly include configury headers that are no longer automatically
5149 included by the above headers.
5150 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
5151 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
5152 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
5153 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
5154 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
5155 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
5156 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
5157 (TARGET_VERSION): Define.
5158 * config/i386/beos-elf.h, config/i386/freebsd.h,
5159 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
5160 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
5161 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
5162 config/i386/sco5.h, config/i386/sysv4.h
5163 (TARGET_VERSION): Do not need to protect.
5164 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
5165 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
5166 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
5167 config/i386/i386-interix.h, config/i386/linux-aout.h,
5168 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
5169 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
5170 (YES_UNDERSCORES): Do not define - not needed.
5171 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
5172 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
5173 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
5174 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
5175 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
5176 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
5177 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
5178 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
5180 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
5181 Richard Henderson <rth@redhat.com>
5183 PR c/5484
5184 * function.c (assign_temp): Accept either type or decl argument.
5185 Detect variables whose size is too large to fit into an integer.
5186 * stmt.c (expand_decl): Pass the decl, not the type.
5188 2002-04-02 David O'Brien <obrien@FreeBSD.org>
5190 * protoize.c: Match include directory usage with cppdefault.c.
5192 2002-04-03 Jeffrey A Law (law@redhat.com)
5193 Hans-Peter Nilsson <hp@bitrange.com>
5195 * combine.c (simplify_comparison): Avoid narrowing a comparison
5196 with a paradoxical subreg when doing so would drop signficant bits.
5198 2002-04-02 Steve Ellcey <sje@cup.hp.com>
5200 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
5201 if POINTERS_EXTEND_UNSIGNED is defined.
5203 2002-04-02 Richard Henderson <rth@redhat.com>
5205 PR opt/3967
5206 * local-alloc.c (contains_replace_regs): LO_SUM may contain
5207 replace regs.
5209 2002-04-02 Richard Henderson <rth@redhat.com>
5211 * doc/standards.texi: Document required freestanding libc entry points.
5213 2002-04-02 Alan Modra <amodra@bigpond.net.au>
5215 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
5216 associated splitter. Remove MQ constraint.
5217 (ctrdi_internal4): Correct CCmode clobber.
5219 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
5221 * milli64.S ($$dyncall): New function.
5222 * t-linux (LIB1ASMFUNCS): Revise module list.
5223 (LIB1ASMSRC): Use pa/milli64.S.
5225 2002-04-02 Richard Henderson <rth@redhat.com>
5227 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
5228 rename solaris_sys_varargs_h.
5230 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5232 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
5233 the same mode as its component.
5235 2002-04-02 Richard Henderson <rth@redhat.com>
5237 PR opt/190
5238 * final.c (this_is_asm_operands): Export.
5239 * output.h (this_is_asm_operands): Declare.
5240 * config/i386/i386.c (print_operand): Error odd asm operands.
5242 2002-04-02 Richard Henderson <rth@redhat.com>
5244 PR opt/420
5245 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
5247 2002-04-01 Richard Henderson <rth@redhat.com>
5249 PR target/1538
5250 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
5251 * fixinc/fixincl.x: Rebuild.
5253 2002-04-01 Richard Henderson <rth@redhat.com>
5255 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
5256 (atomic_alloc, atomic_free): New.
5257 (SIZE, MASK_FOR, PTR_IN): New.
5258 (emergency_reg_state, emergency_reg_state_free): New.
5259 (emergency_labeled_state, emergency_labeled_state_free): New.
5260 (reg_state_alloced, labeled_state_alloced): New.
5261 (alloc_reg_state, free_reg_state): New.
5262 (alloc_label_state, free_label_state, free_label_states): New.
5263 (push, pop, dup_state_stack, free_state_stack): Use them.
5264 (desc_label_state): Likewise.
5265 (uw_frame_state_for): Free label states and state stack.
5266 (uw_update_reg_address): Eliminate warnings.
5268 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
5270 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
5271 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
5273 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
5275 * c-decl.c (grokdeclarator): Update.
5276 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
5277 * c-tree.h (c_mark_addressable): New.
5278 * c-typeck.c (default_function_array_conversion, build_unary_op,
5279 build_array_ref, convert_for_assignment): Update.
5280 (mark_addressable): Rename.
5281 * calls.c (try_to_integrate, expand_call): Use langhook.
5282 * expr.c (expand_expr): Use langhook.
5283 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
5284 * langhooks.h (struct lang_hooks): New hook.
5285 * stmt.c (expand_asm_operands): Use langhook.
5286 * tree.h (mark_addressable): Remove.
5287 objc:
5288 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
5290 2002-04-01 Bob Wilson <bob.wilson@acm.org>
5292 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
5293 in previous change.
5295 2002-04-01 Bob Wilson <bob.wilson@acm.org>
5297 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
5298 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
5300 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
5302 * c-common.c (unsigned_conversion_warning, convert_and_check,
5303 unsigned_type, signed_type, shorten_compare,
5304 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
5305 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
5306 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
5307 New.
5308 * c-decl.c (grokdeclarator): Update.
5309 * c-format.c (check_format_types): Update.
5310 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
5311 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
5312 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
5313 * convert.c (convert_to_integer): Use new hooks.
5314 * expmed.c (make_tree): Use new hooks.
5315 * expr.c (store_expr): Use new hooks.
5316 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
5317 all_ones_mask_p, unextend, fold): Use new hooks.
5318 * langhooks.h (struct lang_hooks_for_types): New hooks.
5319 * tree.h (signed_or_unsigned_type, signed_type,
5320 unsigned_type): Remove.
5321 objc:
5322 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
5323 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
5325 2002-03-31 Richard Henderson <rth@redhat.com>
5327 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
5328 (desc_frgr_mem): Fix reference to f16-f31.
5330 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5332 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
5333 RTVEC_ELT): Const-ify.
5334 * varray.h (VARRAY_CHECK): Const-ify.
5335 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
5336 ggc_mark_rtvec, ggc_mark): Const-ify.
5338 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
5340 * diagnostic.c: Include langhooks-def.h.
5341 * Makefile.in (diagnostic.o): Update.
5343 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
5345 * c-common.c (c_unsafe_for_reeval): Rename.
5346 * c-common.h (c_unsafe_for_reeval): Rename.
5347 * c-decl.c (finish_incomplete_decl): Rename.
5348 (c_init_decl_processing): Don't set langhook.
5349 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
5350 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
5351 * c-objc-common.c (c_objc_common_init): Don't set langhook.
5352 * c-tree.h (finish_incomplete_decl): Rename.
5353 * langhooks-def.h (lhd_unsafe_for_reeval): New.
5354 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
5355 (LANG_HOOKS_INITIALIZER): Update.
5356 * langhooks.c (lhd_unsafe_For_reeval): New.
5357 * langhooks.h (struct langhooks): New hooks.
5358 * toplev.c (incomplete_decl_finalize_hook): Remove.
5359 (wrapup_global_declarations): Update.
5360 * tree.c (lang_unsafe_for_reeval): Remove.
5361 (unsafe_for_reeval): Update.
5362 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
5363 Remove.
5364 objc:
5365 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
5366 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
5368 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
5370 * diagnostic.c (print_error_function): Remove.
5371 (default_print_error_function): Rename.
5372 (report_error_function): Update.
5373 * diagnostic.h (print_error_function): Remove.
5374 (default_print_error_function): Remove.
5375 * langhooks-def.h (struct diagnostic_context): Predeclare.
5376 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
5377 (LANG_HOOKS_INITIALIZER): Update.
5378 * langhooks.h (struct diagnostic context): Predeclare.
5379 (struct lang_hooks): New hook.
5381 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5383 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
5384 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
5385 !flag_pic.
5386 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
5387 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
5388 of PIC_OFFSET_TABLE_REGNUM thruout.
5389 * config/rs6000/rs6000.md: Likewise.
5390 * config/rs6000/darwin.h: Likewise.
5392 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5394 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
5395 unsigned HOST_WIDE_INT, not unsigned int.
5397 2002-03-31 Jakub Jelinek <jakub@redhat.com>
5399 PR middle-end/6096, middle-end/6098, middle-end/6099
5400 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
5401 CODE_LABELs.
5402 (fill_slots_from_thread): Likewise.
5404 2002-03-31 Jakub Jelinek <jakub@redhat.com>
5406 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
5407 floating fields in float regs.
5408 (function_arg_record_value_2): Likewise.
5410 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
5412 * config/mmix/mmix.md (define_constants): Remove misleading
5413 FIXME. Add MMIX_fp_rO_OFFSET.
5414 ("nonlocal_goto_receiver"): Don't have stack-frame address of
5415 saved rO as part of the pattern. Remove FIXME.
5416 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
5417 here, at output-time.
5419 2002-03-31 Jakub Jelinek <jakub@redhat.com>
5421 PR middle-end/6100
5422 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
5423 REG_BR_PRED.
5424 (output_v9branch): Likewise.
5426 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
5428 * gcc.c: Revert previous patch for now.
5429 * config/i386/djgpp.h: Likewise.
5431 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
5433 * config/mmix/crti.asm (_init): Register _fini with atexit.
5434 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
5436 2002-03-31 Richard Henderson <rth@redhat.com>
5438 PR target/3997
5439 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
5440 (ASM_OUTPUT_DEF_FROM_DECLS): New.
5442 2002-03-31 Richard Henderson <rth@redhat.com>
5444 * libgcc2.c (__bb_exit_func): Make static.
5446 * config/alpha/alpha.md (trap): New.
5448 2002-03-31 Richard Henderson <rth@redhat.com>
5450 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
5451 promoted argument types; build trap.
5452 (expand_builtin_trap): New.
5453 (expand_builtin): Use it.
5454 * stmt.c (expand_nl_goto_receivers): Likewise.
5455 * expr.h (expand_builtin_trap): Declare.
5456 * libfuncs.h (LTI_abort, abort_libfunc): New.
5457 * optabs.c (init_optabs): Init abort_libfunc.
5459 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
5461 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
5462 (LINK_COMMAND_SPEC): ... from here.
5463 (init_gcc_specs): Duplicate it here too, omitting
5464 shared_name in the second copy.
5465 (init_spec): Test for duplicate
5466 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
5468 2002-03-30 David S. Miller <davem@redhat.com>
5470 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
5471 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
5473 2002-03-30 Roger Sayle <roger@eyesopen.com>
5474 Richard Henderson <rth@redhat.com>
5476 * regmove.c (combine_stack_adjustments_for_block): Avoid
5477 emitting a stack adjustment of zero bytes. Let delete_insn
5478 update bb->head.
5480 2002-03-30 Richard Henderson <rth@redhat.com>
5482 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
5483 (sparc_emitting_epilogue): New.
5484 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
5485 * config/sparc/sparc-protos.h: Update.
5486 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
5487 (TARGET_SWITCHES): Update.
5488 * config/sparc/sparc.md (return): Remove.
5489 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
5490 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
5491 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
5492 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
5493 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
5494 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
5495 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
5496 Remove MASK_EPILOGUE.
5497 * doc/invoke.texi: Update.
5499 2002-03-30 Daniel Berlin <dan@dberlin.org>
5501 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
5502 CPP will start the file for us.
5504 2002-03-30 Richard Henderson <rth@redhat.com>
5506 PR target/5446
5507 * config/ia64/ia64.c (group_barrier_needed_p): Special case
5508 prologue_allocate_stack.
5509 (ia64_single_set): Use insn codes for recognition of special
5510 cases, not rtl matching.
5511 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
5513 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
5515 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
5517 2002-03-30 Richard Henderson <rth@redhat.com>
5519 PR target/6032
5520 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
5521 or -fomit-frame-pointer with profiling.
5522 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
5523 (FUNCTION_PROFILER): Do nothing.
5524 (PROFILE_HOOK): New.
5525 * config/sparc/sparc.c (sparc_override_options): Don't check
5526 code models for profiling.
5527 (sparc_function_profiler): Remove.
5528 (sparc_profile_hook): New.
5529 * config/sparc/sparc-protos.h: Update.
5531 2002-03-30 Jakub Jelinek <jakub@redhat.com>
5533 PR optimization/6086
5534 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
5535 of SUBREG of volatile MEM or because the MEM was mode dependent,
5536 return CLOBBER instead of unmodified SUBREG.
5538 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
5540 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
5541 when not optimizing.
5543 * toplev.c (rest_of_compilation): Cann mark_constant_function
5544 only when optimizing.
5546 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
5547 are NULL.
5549 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
5550 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
5551 (try_optimize_cfg): clear all AUX fields.
5553 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
5554 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
5555 (ix86_address_cost): Be prepared for SUBREGed registers.
5556 (legitimate_address_p): Accept SUBREGed registers.
5558 2002-03-29 Richard Henderson <rth@redhat.com>
5560 PR target/5672
5561 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
5563 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5565 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
5566 for aggregate and TFmode types.
5568 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
5570 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
5572 2002-03-29 Richard Henderson <rth@redhat.com>
5574 PR target/5886
5575 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
5576 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
5578 2002-03-29 Richard Henderson <rth@redhat.com>
5580 PR target/6041
5581 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
5582 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
5583 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
5584 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
5585 conditional.
5586 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
5588 2002-03-29 Dale Johannesen <dalej@apple.com>
5590 * loop.c (combine_movables): Do allow combination of pseudos.
5592 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
5594 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
5595 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
5596 No functional change except ...
5597 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
5598 * doc/install.texi (*-*-freebsd*): Document port configuration.
5600 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
5602 * Makefile.in (convert.o, calls.o, expmed.o): Update.
5603 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
5604 Use new hooks.
5605 * builtin-types.def (BT_PTRMODE): Update.
5606 * c-common.c (type_for_size): Rename c_common_type_for_size.
5607 (type_for_mode): Similarly.
5608 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
5609 Use new hook.
5610 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
5611 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
5612 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
5613 Redefine.
5614 * c-typeck.c (common_type, comptypes, default_conversion):
5615 Use new hooks.
5616 * calls.c: Include langhooks.h.
5617 (emit_library_call_value_1): Use new hooks. Avoid redundant
5618 calls.
5619 * convert.c: Include langhooks.h
5620 (convert_to_pointer, convert_to_integer): Use new hooks.
5621 * except.c (init_eh): Similarly.
5622 * expmed.c: Include langhooks.h.
5623 (expand_mult_add): Use new hooks.
5624 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
5625 try_casesi): Similarly.
5626 * fold-const.c (optimize_bit_field_compare, make_range,
5627 decode_field_reference, fold_truthop, fold): Similarly.
5628 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
5629 put_var_into_stack): Similarly.
5630 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
5631 LANG_HOOKS_TYPE_FOR_SIZE): New.
5632 (LANG_HOOKS_TYPES_INITIALIZER): Update.
5633 * langhooks.h (lang_hooks_for_types): New hooks.
5634 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
5635 * tree.c (get_unwidened, get_narrower): Similarly.
5636 * tree.h (type_for_mode, type_for_size): Remove.
5637 * varasm.c (force_const_mem): Use new hooks.
5638 * utils2.c (nonbinary_modular_operation): Update.
5639 objc:
5640 * objc-act.c (handle_impent): Update.
5641 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
5642 Redefine.
5644 2002-03-29 Steve Ellcey <sje@cup.hp.com>
5646 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
5647 * config/ia64/ia64.c (basereg_operand): New.
5648 * config/ia64/ia64-protos.h (basereg_operand): Declare.
5649 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
5651 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
5653 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
5654 unwind information when frame_pointer_needed.
5655 (mmix_assemble_integer): Tweak wording in comment.
5657 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
5659 * Makefile.in (except.o): Update.
5660 * except.c: Include langhooks.h.
5661 (init_eh): Use langhook.
5662 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
5663 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
5664 (LANG_HOOKS_INITIALIZER): Update.
5665 * langhooks.h (lang_hooks_for_types): New.
5666 (struct lang_hooks): Add it.
5667 * tree.c (make_lang_type_fn, make_lang_type): Remove.
5668 * tree.h (make_lang_type_fn, make_lang_type): Remove.
5669 config:
5670 * alpha/alpha.c: Include langhooks.h.
5671 (alpha_build_va_list): Use langhook.
5672 * d30v/d30v.c: Include langhooks.h.
5673 (d30v_build_va_list): Use langhook.
5674 * i386/i386.c: Include langhooks.h.
5675 (ix86_build_va_list): Use langhook.
5676 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
5677 * s390/s390.c: Include langhooks.h.
5678 (s390_build_va_list): Use langhook.
5679 * stormy16/stormy16.c: Include langhooks.h.
5680 (stormy16_build_va_list): Use langhook.
5682 2002-03-29 Jakub Jelinek <jakub@redhat.com>
5684 PR c++/5964
5685 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
5686 attributes.
5687 (length): Compute variable length for branches/calls/jumps here.
5688 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
5689 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
5690 define branch_type attribute.
5691 (divsi3_sp32): Maximum length is 6 not 7.
5692 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
5693 call_address_untyped_struct_value_sp32,
5694 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
5695 * config/sparc/sparc.c (empty_delay_slot): New function.
5696 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
5697 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
5699 2002-03-29 Jakub Jelinek <jakub@redhat.com>
5701 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
5702 nonzero_bits if not needed.
5703 (nonzero_bits) [XOR]: Likewise.
5704 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
5705 reg_last_set_mode and mode are both MODE_INT, but not equal.
5706 (record_value_for_reg): Compute reg_last_set_nonzero_bits
5707 in nonzero_bits_mode for MODE_INT modes.
5709 2002-03-28 Richard Henderson <rth@redhat.com>
5711 PR target/5715
5712 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
5713 to GAS. Correct drift between alternatives.
5715 2002-03-28 Richard Henderson <rth@redhat.com>
5717 PR target/6087
5718 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
5720 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
5722 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
5723 emulation to the linker.
5725 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
5727 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
5728 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
5730 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
5732 * combine.c (simplify_and_const_int): Make sure to apply mask
5733 when force_to_mode returns a constant integer. PR3311.
5735 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
5737 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
5739 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5741 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
5742 and Objective-C Dialect Options.
5744 2002-03-28 Richard Henderson <rth@redhat.com>
5746 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
5747 comparison should be done vs !=0 not >0 return code. Tidy cases.
5749 2002-03-28 Richard Henderson <rth@redhat.com>
5751 * c-decl.c (finish_function): New arg can_defer_p. Pass it
5752 on to c_expand_body.
5753 * c-tree.h (finish_function): Update decl.
5754 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
5756 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
5758 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
5760 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
5762 * rtlanal.c: Include flags.h
5763 (may_trap_p): Do not mark FP operations if trapping
5764 if !flag_trapping_math
5765 * Makefile.in (rtlanal.o): Add dependency on flag.h
5766 * ifcvt.c (noce_operand_ok): Avoid the lameness.
5768 2002-03-27 Zack Weinberg <zack@codesourcery.com>
5770 * mips.md: Use dconst1, not 1.0, as first argument of
5771 REAL_VALUE_LDEXP. Don't use union real_extract.
5773 2002-03-28 Alan Modra <amodra@bigpond.net.au>
5775 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
5776 rather than $target. Heed program_prefix and
5777 program_transform_name. Search for gas in cross-compiler case too.
5778 "test -x" rather than "test -f".
5779 (gcc_cv_ld): Likewise.
5780 (gcc_cv_nm): Heed program_prefix and program_transform_name.
5781 (gcc_cv_objdump): Likewise.
5782 * configure: Regenerate.
5784 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
5786 * Makefile.in (attribs.o): Update.
5787 * attribs.c: Include langhooks.h.
5788 (decl_attributes): Use langhook.
5789 * c-decl.c (insert_default_attributes): Rename.
5790 * c-tree.h (c_insert_default_attributes): New.
5791 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
5792 (LANG_HOOKS_INITIALIZER): Update.
5793 * langhooks.h (struct lang_hooks): New hook.
5794 * tree.h (insert_default_attributes): Remove.
5795 objc:
5796 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
5798 2002-03-27 Andreas Schwab <schwab@suse.de>
5800 * config/i386/i386.c (classify_argument): Also check for
5801 QUAL_UNION_TYPE.
5803 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5805 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
5806 any more.
5808 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
5810 * i960.md (ret): Set PC.
5811 (nonlocal_goto): Fix expander.
5812 * builtins.c (epxand_builin_longjmp): Check that we've emitted
5813 some jump or call.
5815 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
5817 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
5818 of libcall regions.
5820 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5822 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
5823 assigning to BLOCK_FOR_INSN directly.
5825 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
5827 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
5829 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
5831 * c-common.c (c_expand_expr): Fix prototype.
5832 * c-common.h (c_expand_expr): Always declare, update.
5833 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
5834 * c-objc-common.c (c_objc_common_init): No global hook.
5835 * expr.c (expand_expr): Use langhook.
5836 * expr.h (enum expand_modifier): Conditionally declare.
5837 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
5838 (LANG_HOOKS_INITIALIZER): Update.
5839 * langhooks.c (lhd_expand_expr): New.
5840 * langhooks.h (struct lang_hooks): New hook.
5841 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
5842 (lang_independent_init): Don't default hook.
5843 objc:
5844 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
5846 2002-03-27 Richard Henderson <rth@redhat.com>
5848 PR target/6054
5849 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
5850 TARGET_CONST_GP. Simplify conditions.
5852 2002-03-27 Richard Henderson <rth@redhat.com>
5854 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
5855 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
5856 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
5858 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
5860 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
5861 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
5862 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
5863 Remove unnecessary masks.
5864 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
5865 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
5866 -mwindows, -mdll switches and their negations.
5868 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
5870 * gcc-common.c (lang_mark_false_label_stack): Remove.
5871 * ggc.h (lang_mark_false_label_stack): Similarly.
5873 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
5875 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
5877 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
5878 or __rtems_ is defined.
5880 2002-03-26 Richard Henderson <rth@redhat.com>
5882 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
5883 if a non-trivial load was emitted.
5884 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
5885 in high+extra+low case.
5887 2002-03-26 Richard Henderson <rth@redhat.com>
5889 * config.gcc (sparc*-solaris): Use float_format=sparc.
5891 2002-03-26 Richard Henderson <rth@redhat.com>
5893 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
5894 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
5895 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
5896 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
5897 (WINT_TYPE_SIZE): Fix at 32.
5899 2002-03-26 Richard Henderson <rth@redhat.com>
5901 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
5902 until after eh landing pad generation.
5903 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
5904 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
5906 2002-03-26 Richard Henderson <rth@redhat.com>
5908 * expr.h (ADD_PARM_SIZE): One more convert for INC.
5910 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
5912 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
5913 and warning switches.
5914 (cc1_options): Likewise.
5916 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
5918 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
5919 Restore more of the signal context. Set no_reg_stack_frame.
5920 * config/ia64/unwind-ia64.c (unw_state_record):
5921 Add no_reg_stack_frame, comments.
5922 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
5923 (uw_update_context): Adjust bsp when unwinding from leaf,
5924 but not signal frame.
5926 2002-03-26 David Edelsohn <edelsohn@gnu.org>
5928 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
5930 2002-03-26 Bob Wilson <bob.wilson@acm.org>
5932 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
5934 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
5936 PR target/5621
5937 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
5938 "Add a pool_range attribute", which was lost during the ARM/Thumb
5939 merge.
5941 2002-03-26 Bob Wilson <bob.wilson@acm.org>
5943 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
5944 a register into the MAC16 accumulator.
5946 2002-03-26 Andrew Cagney <ac131313@redhat.com>
5948 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
5949 (Warning Options): Document -Wswitch-enum.
5950 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
5951 -Wswitch.
5952 (warn_switch_enum): Define variables.
5953 * flags.h (warn_switch_enum): Declare variables.
5954 * stmt.c (expand_end_case_type): When warn_switch_enum /
5955 -Wswitch-enum, perform switch checks.
5956 Fix PR c/5044.
5958 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
5960 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
5961 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
5962 (reload_muladdsi_compare0_scratch): Delete.
5964 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
5966 * doc/install.texi (*-*-freebsd*): Update.
5968 2002-03-26 Richard Henderson <rth@redhat.com>
5970 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
5971 (SUB_PARM_SIZE): Cast DEC to ssizetype.
5973 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
5974 types from the normal argument frame.
5976 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
5977 variable sized objects by reference.
5978 (sparc_va_arg): Receive them by reference too.
5980 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
5982 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
5983 code to not restoring global registers.
5985 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
5987 * Makefile.in (ggc-common.o): Update.
5988 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
5989 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
5990 * c-tree.h (c_mark_tree): New.
5991 * ggc-common.c: Include langhooks.h.
5992 (gcc_mark_trees): Use new langhook.
5993 * ggc-callbacks.c: Delete file.
5994 * ggc.h (lang_mark_tree): Remove.
5995 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
5996 (LANG_HOOKS_INITIALIZER): Update.
5997 * langhooks.h (struct lang_hooks): New hook.
5998 objc:
5999 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
6001 2002-03-25 Zack Weinberg <zack@codesourcery.com>
6003 * doc/cpp.texi: Exclude entire Top node from printed manual.
6004 Move option index after directive index. Insert page breaks
6005 before GFDL and concept index. Index environment variables
6006 with command line options.
6007 * doc/cppenv.texi: Use @vtable for environment variable list.
6008 Add paragraph explaining semantics of empty elements in path
6009 variables. Exclude a cross-reference to Fishkill from the
6010 manpage. Remove an unnecessary cross-reference of the entry
6011 right above the referer. Don't use @anchor in text that goes
6012 into manpage.
6013 * doc/cppopts.texi: Cross-reference the environment variables
6014 section, not the specific environment variable, for consistency.
6016 2002-03-25 Richard Henderson <rth@redhat.com>
6018 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
6019 anywhere in the block. Don't refer to insns that have been
6020 removed from the chain. Iterate backward through the new insns.
6021 Don't refer to edges that have been removed.
6023 2002-03-26 Alan Modra <amodra@bigpond.net.au>
6025 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
6026 test for overflow of constant.
6028 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
6030 PR target/2623
6031 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
6032 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
6033 these patterns on arm_archv4.
6035 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
6037 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
6038 int".
6040 2002-03-25 Zack Weinberg <zack@codesourcery.com>
6042 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
6043 float_handled, float_handler, float_signal, set_float_handler,
6044 and do_float_handler. Set handler for SIGFPE to crash_signal.
6045 * toplev.h: Don't prototype do_float_handler.
6047 * c-lex.c: Fold parse_float into lex_number. Make warning
6048 about portability of hex float constants more informative, and
6049 don't issue it on top of a syntax error.
6050 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
6051 their callers.
6052 * real.h: Define REAL_VALUE_ABS here...
6053 * simplify-rtx.c: ... not here. Fold check_fold_consts,
6054 simplify_unary_real, simplify_binary_real, and
6055 simplify_binary_is2orm1 into their callers.
6056 * tree.c: Fold build_real_from_int_cst_1 into caller.
6058 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
6060 * tsystem.h: Include float.h here...
6061 * libgcc2.c: ... not here.
6063 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
6065 Fixes for: PR bootstrap/3591, target/5676
6066 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
6067 defined. Do not disable exceptions or rtti.
6068 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
6069 mcore.h. Disable exceptions and rtti, since they are not
6070 supported by EPOC.
6072 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
6074 * c-decl.c (maybe_build_cleanup): Remove.
6075 * expr.c (expand_expr): Use langhook.
6076 * langhooks-def.h (lhd_return_null_tree,
6077 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
6078 (LANGHOOKS_INITIALIZER): Update.
6079 * langhooks.c (lhd_return_null_tree): New.
6080 * langhooks.h (struct lang_hooks): New hook.
6081 * tree-inline.c (initialize_inlined_parameters): Use langhook.
6082 * tree.h (maybe_build_cleanup): Remove.
6084 2002-03-25 Jakub Jelinek <jakub@redhat.com>
6086 * regrename.c (build_def_use): Move recog_memoized
6087 before extract_insn.
6089 2002-03-25 Jakub Jelinek <jakub@redhat.com>
6091 PR target/6043
6092 * expr.c (emit_group_store): Handle storing into CONCAT.
6094 2002-03-25 Jakub Jelinek <jakub@redhat.com>
6096 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
6097 corresponding MATCH_DUP.
6099 2002-03-24 Richard Henderson <rth@redhat.com>
6101 * unroll.c (unroll_loop): Zero label_map.
6103 * gcse.c: Include except.h.
6104 * Makefile.in (gcse.o): Update.
6106 2002-03-24 Richard Henderson <rth@redhat.com>
6108 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
6109 Do resolve_unique_section before shared data clause.
6111 2002-03-24 Richard Henderson <rth@redhat.com>
6113 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
6115 2002-03-24 Richard Henderson <rth@redhat.com>
6117 * recog.c (peephole2_optimize): Split blocks when EH insns are
6118 generated in the middle of a block. Do global life update if
6119 zapped EH edges.
6121 2002-03-24 Richard Henderson <rth@redhat.com>
6123 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
6125 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
6127 preprocessor/3951
6128 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
6129 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
6130 (init_dependency_output): Don't make no_output decision here.
6132 2002-03-24 Andrew Cagney <ac131313@redhat.com>
6134 * stmt.c (check_for_full_enumeration_handling): Remove tests of
6135 warn_switch. Update description.
6136 (expand_end_case_type): Call check_for_full_enumeration_handling
6137 when warn_switch.
6139 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6141 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
6142 (m68hc11_split_move): Call it to see if the source and destination
6143 operands use the same direction auto inc/dec mode, otherwise make the
6144 source an offsetable memory operand and generate an add.
6146 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6148 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
6149 register for operand 2.
6150 ("*subsi3_zero_extendqi"): Likewise.
6151 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
6152 bits so that it is compatible with a pop.
6153 ("*andhi3_gen"): Likewise.
6154 ("xorhi3"): Likewise.
6156 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
6158 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
6159 -pedantic here...
6160 (cpp_post_options): ... not here.
6162 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
6163 Aldy Hernandez <aldyh@redhat.com>
6165 Removal of separate preprocessor cpp0.
6167 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
6168 cpp0, install-common): Update.
6169 * c-common.c (flag_preprocess_only): New.
6170 (c_common_init): Preprocess for -E.
6171 * c-common.h (flag_preprocess_only): New.
6172 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
6173 * c-objc-common.c (c_init_decl_processing): Exit quickly
6174 for NULL return from c_common_init.
6175 * cpplib.h (cpp_preprocess_file): New.
6176 * cppmain.c (main, general_init, pfile, progname): Remove.
6177 (do_preprocessing): Rename cpp_preprocess_file, don't call
6178 cpp_finish. Don't close stdout here.
6179 (setup_callbacks): Update prototype.
6180 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
6181 Update.
6182 * tradcpp.c (main): Ignore -quiet.
6183 objc:
6184 * lang-specs.h (default_compilers): Preprocess with cc1obj.
6186 2002-03-24 Richard Henderson <rth@redhat.com>
6188 PR optimization/5742
6189 * machmode.def: Add inner mode field to complex modes.
6190 * config/mips/mips.c (mips_function_value): Always define. Add
6191 new argument to handle libcalls.
6192 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
6193 (FUNCTION_VALUE): Likewise.
6194 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
6195 * config/mips/mips-protos.h: Update.
6197 2002-03-23 Richard Henderson <rth@redhat.com>
6199 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
6200 * config/sparc/sparc-protos.h: Update.
6201 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
6203 2002-03-23 Richard Henderson <rth@redhat.com>
6205 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
6206 _start or _init begins the text segment.
6208 2002-03-23 David Edelsohn <edelsohn@gnu.org>
6210 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
6211 not HOST_WIDEST_INT.
6212 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
6214 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
6216 PR java/5489
6217 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
6218 operand argument to output_return_instruction.
6219 * arm.c (arm_print_operand, case 'd'): If the operand is
6220 const_true_rtx then just return.
6221 (arm_print_operand, case 'D'): If the operand is const_true_rtx
6222 then abort.
6224 2002-03-23 Andrew Cagney <ac131313@redhat.com>
6226 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
6227 (Warning Options): Document -Wswitch-default.
6228 * toplev.c (W_options): Add -Wswitch-default. Update comment on
6229 -Wswitch.
6230 (warn_switch_default): Define variable.
6231 (warn_switch): Update comment.
6232 * flags.h (warn_switch_default): Declare variable.
6233 (warn_switch): Update comment.
6234 * stmt.c (expand_end_case): Check for and, when
6235 warn_switch_no_default, warn of a missing default case.
6237 2002-03-23 Alan Modra <amodra@bigpond.net.au>
6239 * real.h (N): Special case 128 bit doubles.
6241 * combine.c (simplify_comparison): When widening modes, ignore
6242 sign extension on CONST_INTs.
6244 2002-03-22 Bob Wilson <bob.wilson@acm.org>
6246 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
6247 passed to adjust_address. Fix comment formatting.
6250 2002-03-22 Zack Weinberg <zack@codesourcery.com>
6252 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
6253 Always make REAL_VALUE_TYPE a struct containing an array of
6254 HOST_WIDE_INT, not a double. Tidy up the code deciding how
6255 big it is. Don't declare or use union real_extract.
6257 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
6258 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
6259 (print_operand), config/arm/arm.c (output_move_double),
6260 config/arm/arm.md (consttable_4, consttable_8),
6261 config/romp/romp.c (output_fpops), config/s390/s390.h
6262 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
6263 (xtensa_output_literal): Don't use union real_extract.
6265 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
6266 (sfmode_constant_to_ulong), config/ns32k/merlin.h
6267 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
6268 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
6269 (PRINT_OPERAND): Don't use local version of union
6270 real_extract.
6272 * config/convex/convex.c (check_float_value), config/vax/vax.c
6273 (vax_float_literal), config/m88k/m88k.md (divdf3),
6274 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
6275 config/pdp11/pdp11.c (output_move_quad): Don't do host
6276 arithmetic on target floating point quantities.
6278 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
6279 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
6281 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
6282 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
6284 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
6285 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
6286 INFINITY.
6287 * print-rtl.c (print_rtx): Disable code which needs
6288 floating-point emulator.
6289 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
6290 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
6291 depending on HOST_FLOAT_FORMAT to be defined properly.
6293 * config/1750a/1750a.c (get_double, float_label): Delete.
6294 (print_operand): Delete huge commented-out chunk. Use
6295 REAL_VALUE_TO_DECIMAL.
6296 * config/1750a/1750a-protos.h: Delete prototypes of deleted
6297 functions.
6298 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
6299 IEEE_FLOAT_FORMAT.
6300 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
6301 Use REAL_VALUE_TO_DECIMAL as ELF version does.
6302 * config/m88k/m88k.c (real_power_of_2_operand,
6303 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
6304 real_extract out of the union; run the input through
6305 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
6306 from that into the union.
6307 * config/pdp11/pdp11.c (output_move_double): Rearrange
6308 parentheses to make automatic indenter happy.
6310 * doc/tm.texi (Cross-compilation): Rename node to "Floating
6311 Point" and rewrite to describe current situation. Also adjust
6312 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
6313 match code.
6314 * doc/rtl.texi: Adjust cross reference.
6316 2002-03-22 Bob Wilson <bob.wilson@acm.org>
6318 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
6319 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
6320 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
6321 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
6322 prevent use of sp as a reload register.
6323 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
6324 non_acc_reg_operand.
6325 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
6326 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
6327 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
6328 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
6330 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
6332 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
6333 * cpplex.c (unterminated): Delete.
6334 (parse_string): No string literal may extend over multiple
6335 lines. Suppress the error when preprocessing assembly.
6336 * cppmain.c (scan_translation_unit): Strings are single-line.
6338 * doc/cpp.texi: Update to match.
6340 2002-03-22 Jakub Jelinek <jakub@redhat.com>
6342 PR optimization/5854
6343 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
6344 Shut up warnings.
6345 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
6346 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
6347 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
6348 const0 if scratch register was not allocated.
6349 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
6350 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
6351 with GEN_INT (...).
6352 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
6353 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
6354 with GEN_INT (...) everywhere. Remove constraints in define_split
6355 patterns.
6356 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
6357 require scratch register for setting 0 into regs/non-pushable memory.
6359 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
6361 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
6362 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
6364 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
6366 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
6367 * cppinit.c (cpp_create_reader): On by default.
6368 (cpp_handle_option): Handle -W[no-]endif-labels.
6369 (cpp_post_options): Also enable if -pedantic.
6370 * cpplib.c (do_else): Use it.
6371 (do_endif): Likewise.
6372 * doc/cppopts.texi: Document new option.
6373 * doc/invoke.texi: Document new option.
6375 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
6377 * config/i386/i386.c, config/i386/i386.md: Change all occurences
6378 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
6380 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
6382 * flow.c (calculate_global_regs_live): Clear aux fields of
6383 ENTRY and EXIT.
6385 2002-03-22 Jakub Jelinek <jakub@redhat.com>
6387 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
6388 REG or MEM subregs, pass rtx * instead of rtx to it.
6389 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
6390 rtx * instead of rtx to alter_subreg.
6391 * config/m32r/m32r.c (gen_split_move_double): Likewise.
6392 * config/pj/pj.c (pj_output_rval): Likewise.
6394 2002-03-22 Richard Henderson <rth@redhat.com>
6396 PR target/3177
6397 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
6398 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
6399 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
6400 (ia64_expand_prologue): Look at int_regs, not words, for number
6401 of incomming int regs.
6403 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
6405 * expr.c (expand_expr): A RESULT_DECL is part of a call.
6407 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
6409 * toplev.c (flag_loop_optimize, flag_crossjumping):
6410 New static variables.
6411 (rest_of_compilation): Conditionalize crossjumping and
6412 loop optimizer.
6413 (parse_options_and_default_flags): Default loop_optimize and
6414 crossjumping.
6415 (lang_independent_options): Add -fcrossjumping and -floop-optimize
6416 * invoke.texi (crossjumping, loop-optimize): Document.
6418 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
6420 * real.c (eiisneg): Move outside #ifdef NANS.
6422 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
6424 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
6425 frequencies match; avoid match on different loop depths.
6426 (try_crossjump_to_bb): Kill tests that no longer brings time
6427 savings.
6428 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
6429 updating code.
6430 (split_edge): Likewise.
6432 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
6433 variable.
6435 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
6436 * cfgrtl.c: Include insn-config.h
6437 (split_block) Dirtify block in presence of conditional execution
6439 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
6441 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
6442 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
6443 (function_arg): Constify CUMULATIVE_ARGS.
6444 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
6445 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
6446 (UNITS_PER_DOUBLE): New macro.
6447 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
6448 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
6449 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
6450 fp_regs and stack_words.
6451 (EABI_FLOAT_VARARGS_P): New macro.
6452 * config/mips/mips.c (struct mips_arg_info): New.
6453 (mips_arg_info): New function.
6454 (function_arg_advance): Use it. Add adjustment instructions here
6455 rather than in function_arg.
6456 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
6457 for VOIDmode at the beginning of the function.
6458 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
6459 (function_arg_pass_by_reference): Likewise.
6460 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
6461 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
6462 (mips_va_start): Likewise. Use the new stack_words field of
6463 CUMULATIVE_ARGS to set up overflow area. Reformat.
6464 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
6465 doubles and other types, aligning the overflow pointer for non-doubles
6466 too. Remove some code duplication. Replace hard-coded constants.
6468 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
6470 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
6471 (CLASS_UNITS): Undefine.
6472 (CLASS_MAX_NREGS): Use FP_INC.
6473 * config/mips/mips.c (compute_frame_size): Likewise.
6474 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
6476 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
6478 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
6479 prototype, and handle lexing numbers and identifiers.
6480 (parse_identifier): Update to new form of parse_slow.
6481 (parse_number): Fast path only, use parse_slow otherwise.
6482 (_cpp_lex_direct): Update calls to parse_number.
6484 2002-03-21 DJ Delorie <dj@redhat.com>
6486 * bb-reorder.c (make_reorder_chain_1): Protect against
6487 when redundant edges are omitted.
6488 * predict.c (dump_prediction): Likewise.
6490 2002-03-21 Richard Henderson <rth@redhat.com>
6492 PR target/5996
6493 * fixinc/inclhack.def (solaris_stdio_tag): New.
6494 * fixinc/fixincl.x: Regenerate.
6496 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
6498 PR c/5597
6499 * c-typeck.c (process_init_element): Flag non-static
6500 initialization of a flexible array member as illegal.
6502 2002-03-22 Alan Modra <amodra@bigpond.net.au>
6504 * config/rs6000/t-linux64: New.
6505 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
6506 t-ppccomm. Use t-rs6000 and t-linux64.
6507 (powerpc64-*-gnu* <tmake_file>): Likewise.
6508 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
6509 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
6510 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
6512 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
6514 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
6515 flag_really_no_inline instead of optimize == 0.
6517 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
6519 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
6521 * flags.h (flag_really_no_inline): New.
6523 * c-common.c (c_common_post_options): Initialize
6524 flag_really_no_inline.
6526 * toplev.c (flag_really_no_inline): New.
6528 2002-03-21 Jakub Jelinek <jakub@redhat.com>
6530 * config/avr/avr.md (length): Fix length computation for
6531 conditional branches.
6533 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
6535 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
6536 sdbout.o, profile.o): Update.
6537 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
6538 langhook.
6539 * c-common.h (gettags): Move here from tree.h.
6540 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
6541 insert_block, getdecls, kept_level_p, global_bindings_p): New.
6542 * dbxout.c (dbxout_init): Use getdecls langhook.
6543 * expr.c (expand_expr): Use insert_block langhook.
6544 * fold-const.c: Include langhooks.h.
6545 (fold_range_test, fold_binary_op_with_conditional_arg,
6546 fold): Use global_bindings_p langhook.
6547 * integrate.c (expand_inline_function): Use insert_block langhook.
6548 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
6549 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
6550 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
6551 LANG_HOOKS_GETDECLS): New.
6552 (LANG_HOOKS_INITIALIZER): Update.
6553 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
6554 langhook.
6555 * langhooks.h (struct lang_hooks_for_decls): New.
6556 (struct lang_hooks): Update.
6557 * profile.c: Include langhooks.h.
6558 (output_func_start_profiler): Use new langhooks.
6559 * sdbout.c: Include langhooks.h.
6560 (sdbout_init, sdbout_finish): Use getdecls langhook.
6561 * stmt.c: Include langhooks.h.
6562 (expand_fixup, fixup_gotos): Use new langhooks.
6563 * stor-layout.c: Include langhooks.h.
6564 (variable_size): Use global_bindings_p langhook.
6565 * toplev.c (compile_file): Use getdecls langhook.
6566 * tree-inline.c (remap_block): Use insert_block langhook.
6567 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
6568 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
6570 2002-03-21 Richard Henderson <rth@redhat.com>
6572 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
6573 constants in .data when -fpic.
6575 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6577 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
6578 where appropriate.
6580 2002-03-21 Tom Tromey <tromey@redhat.com>
6582 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
6584 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6586 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
6588 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
6590 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
6591 Richard Henderson <rth@redhat.com>
6593 PR c/5354
6594 * c-common.c (c_expand_expr): Preserve result of a statement
6595 expression if needed.
6597 2002-03-21 Jakub Jelinek <jakub@redhat.com>
6599 PR bootstrap/4195
6600 * genrecog.c (maybe_both_true_mode): Remove.
6601 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
6602 * machmode.def (Pmode): Likewise.
6604 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
6606 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
6607 (nonlocal_mentioned_p_1): New function.
6608 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
6609 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
6610 (mark_constant_function): Recognize pure functions.
6611 * rtl.h (global_reg_mentioned_p): New prototype.
6612 * rtlanal.c (global_reg_mentioned_p,
6613 global_reg_mentioned_p_1): New function.
6615 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6617 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
6618 UNIX assert.h.
6619 * fixinc/fixincl.x: Regenerate.
6621 2002-03-20 Jason Merrill <jason@redhat.com>
6623 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
6625 2002-03-20 Michael Meissner <meissner@redhat.com>
6627 * doc/invoke.texi (Optimize Options): Document that -O2 sets
6628 -fstrict-aliasing.
6630 2002-03-20 Bob Wilson <bob.wilson@acm.org>
6632 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
6633 ".literal_position" directive before the constant pool.
6635 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6637 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
6638 Add Craig Rodrigues.
6639 Add Brad Lucier to testers.
6641 2002-03-20 Jakub Jelinek <jakub@redhat.com>
6643 PR target/4792
6644 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
6645 to if_then_else.
6646 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
6647 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
6648 instead of insn_extract.
6650 2002-03-20 Jakub Jelinek <jakub@redhat.com>
6652 PR bootstrap/4192
6653 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
6655 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
6656 stmt if some case has been output.
6658 2002-03-20 Jakub Jelinek <jakub@redhat.com>
6660 PR c/5972
6661 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
6662 movsfcc_1, movdfcc_1): Add %O2.
6663 * config/i386/i386.c (print_operand): Handle %ON.
6664 Print . before float condition codes in Sun as cmov syntax.
6665 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
6666 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
6667 no longer true.
6669 2002-03-20 Philip Blundell <pb@nexus.co.uk>
6671 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
6672 return instruction if PC was popped.
6674 2002-03-20 Bob Wilson <bob.wilson@acm.org>
6676 * config/xtensa/xtensa.md: Remove unused type attributes.
6677 (adddi_carry, subddi_carry): Change type attribute to "multi".
6679 2002-03-19 Dale Johannesen <dalej@apple.com>
6681 PR optimization/5999, middle-end/5731
6682 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
6683 multiplications by reciprocals.
6685 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
6687 * Makefile.in: Update.
6688 * c-common.c: Include langhooks.h.
6689 (inline_forbidden_p): Use new hook.
6690 * diagnostic.c: Include langhooks.h.
6691 (format_with_decl, announce_function,
6692 default_print_error_function): Use new hook.
6693 * dwarf2out.c (dwarf2_name): Use new hook.
6694 * function.c: Include langhooks.h.
6695 (init_function_start): Use new hook.
6696 * langhooks-def.h (lhd_decl_printable_name): New.
6697 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
6698 (LANGHOOKS_INITIALIZER): Update.
6699 * langhooks.c (lhd_decl_printable_name): New.
6700 * langhooks.h (struct lang_hooks): New hook.
6701 * toplev.c (decl_name, decl_printable_name): Remove.
6702 (open_dump_file): Use new hook.
6703 (process_options): Remove old hook.
6704 * tree.h (decl_printable_name): Remove.
6705 objc:
6706 * objc-act.c (objc_init): Remove old hook.
6707 (objc_printable_name): Export.
6708 * objc-act.h (objc_printable_name): New.
6709 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
6711 2002-03-19 Jim Blandy <jimb@redhat.com>
6713 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
6714 the start_source_file debug hook, not the current line number.
6716 2002-03-19 Richard Henderson <rth@redhat.com>
6718 * flow.c (EH_USES): Provide default.
6719 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
6720 * doc/tm.texi (EH_USES): New.
6722 * config/ia64/ia64.c (ia64_eh_uses): New.
6723 * config/ia64/ia64-protos.h: Update.
6724 * config/ia64/ia64.h (EH_USES): New.
6726 2002-03-19 Richard Henderson <rth@redhat.com>
6728 * varasm.c (output_constant_def): Fix stupid typo.
6730 2002-03-19 Richard Henderson <rth@redhat.com>
6732 PR 5879
6733 * except.c (current_function_has_exception_handlers): New.
6734 * except.h: Declare it.
6735 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
6736 Combine tests that disable all sibcalls for the function.
6738 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
6740 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
6741 for INTEGER_CST.
6743 2002-03-19 Richard Henderson <rth@redhat.com>
6745 PR 5977, 5991
6746 * config/ia64/ia64.c: Revert 2002-03-01 patch.
6747 * config/ia64/ia64.h (INIT_EXPANDERS): New.
6749 2002-03-19 Jim Blandy <jimb@redhat.com>
6751 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
6752 name, even if the replacement list contains no tokens, as required
6753 by Dwarf.
6755 2002-03-19 Jason Merrill <jason@redhat.com>
6757 * varasm.c (globalize_decl): Get the name from the RTL, not
6758 DECL_ASSEMBLER_NAME.
6760 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
6762 2002-03-19 Bob Wilson <bob.wilson@acm.org>
6764 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
6765 subdi_carry): Define.
6767 2002-03-19 David Edelsohn <edelsohn@gnu.org>
6769 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
6770 about -fpic/-fPIC if extra_warnings set.
6772 2002-03-19 David Edelsohn <edelsohn@gnu.org>
6774 * expr.c (expand_expr): Sign-extend CONST_INT generated from
6775 TREE_STRING_POINTER.
6776 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
6778 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6780 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
6781 in favor of SP if FRAME_POINTER_REQUIRED is false.
6783 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
6785 * emit-rtl.c (gen_int_mode): New function.
6786 * rtl.h: Prototype for it.
6787 * combine.c (make_extraction, simplify_comparison), expmed.c
6788 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
6789 (convert_modes, store_field), optabs.c (expand_fix),
6790 simplify-rtx.c (neg_const_int, simplify_unary_real),
6792 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
6793 Use it instead of GEN_INT (trunc_int_for_mode (...)).
6795 2002-03-19 Jakub Jelinek <jakub@redhat.com>
6797 PR c/5656
6798 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
6799 convert_parm_for_inlining.
6800 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
6801 Define.
6802 * langhooks-def.h: Likewise.
6803 * objc/objc-lang.c: Likewise.
6804 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
6805 function.
6806 * tree-inline.c (initialize_inlined_parameters):
6807 Call convert_parm_for_inlining lang hook if needed.
6808 * c-typeck.c (c_convert_parm_for_inlining): New function.
6809 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
6811 2002-03-18 Mark Mitchell <mark@codesourcery.com>
6813 * calls.c (precompute_arguments): Do not assume that temporaries
6814 can be destroyed after expanding the argument.
6815 (expand_call): Likewise.
6817 2002-03-15 Eric Christopher <echristo@redhat.com>
6819 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
6820 Fix register preference on last change.
6821 * config/mips/mips.c (mips_return_in_memory): New function.
6822 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
6823 * config/mips/mips-protos.h: Declare.
6824 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
6825 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
6827 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
6829 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
6830 a register too.
6831 (anddi3, iorsi3): Likewise.
6833 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
6834 use %gprel for symbols that are going to be placed in linkonce
6835 sections.
6837 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
6838 RETURN_ADDRESS_POINTER_REGNUM to $ra.
6839 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
6840 not needed. Disregard leaf_function_p().
6841 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
6842 mips16 frame pointer.
6843 * config/mips/mips.md (store ra): Only to small SP offsets.
6844 2001-08-22 Graham Stott <grahams@redhat.com>
6845 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
6846 return a REG rtx for the return address register.
6848 2002-03-18 Bob Wilson <bob.wilson@acm.org>
6850 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
6851 constant-pool addresses as "mode-dependent".
6852 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
6854 2002-03-18 Jakub Jelinek <jakub@redhat.com>
6856 PR target/5740
6857 * expr.c (emit_group_load): Use extract_bit_field if
6858 needed for CONCAT arguments.
6860 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
6862 PR target/4863
6863 * arm.md (tablejump): Make this a define_expand. For PIC add the
6864 offset to the base of the table.
6865 (thumb_tablejump): Matcher for Thumb tablejump insn.
6866 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
6867 as the difference of two labels.
6868 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
6869 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
6870 tables in the code.
6871 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
6872 * arm.c (get_jump_table_size): If the table is not in the text
6873 section, return zero.
6875 2002-03-18 Bernd Schmidt <bernds@redhat.com>
6877 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
6878 of gen_rtx_SUBREG.
6879 (arm_reload_out_hi): Use gen_lowpart instead of
6880 gen_rtx_SUBREG to access QImode components.
6881 * config/arm/arm.md: Disable zero_extend split for QImode
6882 subregs in BIG_ENDIAN mode.
6883 (storehi_bigend): Match use of least significant byte.
6884 (storeinthi): Remove extraneous SUBREG.
6885 Add missing construction of operands[2].
6886 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
6887 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
6888 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
6890 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
6892 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
6893 any_operand.
6895 2002-03-17 Richard Henderson <rth@redhat.com>
6897 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
6898 explicitly.
6900 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
6902 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
6903 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
6905 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6907 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
6909 * predict.c (estimate_bb_frequencies): Delete unused variables.
6911 2002-03-17 Richard Henderson <rth@redhat.com>
6913 * config/ia64/ia64.c (ia64_attribute_table): Move before
6914 targetm definition. Make static.
6916 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
6918 * c-common.h (yyparse, c_common_parse_file): New.
6919 * c-lang.c: Include c-common.h.
6920 (LANG_HOOKS_PARSE_FILE): Redefine.
6921 * c-lex.c: Include c-common.h.
6922 (yyparse): Rename c_common_parse_file. Call yyparse.
6923 * c-parse.in (yyparse): Remove macro.
6924 * c-tree.h (yyparse_1): Remove.
6925 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
6926 (LANG_HOOKS_INITIALIZER): Update.
6927 * langhooks.h (struct lang_hoooks): New hook parse_file.
6928 * toplev.c (compile_file): Use parse_file hook.
6929 * tree.h (yyparse): Remove.
6930 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
6932 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
6934 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
6935 float_truncate, not fix.
6936 ("*truncdfsf2_real"): Ditto.
6937 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
6939 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
6941 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
6943 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
6944 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
6945 where appropriate. Make the second reference to
6946 leaf_function_p a function call, as intended. Reindented.
6948 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
6949 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
6951 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
6952 add register to non-constant into sp.
6954 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
6955 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
6956 (mips16_gp_pseudo_rtx): Lose.
6957 (INIT_EXPANDERS): Deleted.
6958 * config/mips/mips.c (mips_init_machine_status): New.
6959 (mips_free_machine_status): New.
6960 (mips_mark_machine_status): New.
6961 (override_options): Set them.
6962 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
6963 (struct machine_function): ... new. Replaced all references.
6964 (mips_add_gc_roots): Don't mark them.
6965 (embedded_pic_fnaddr_reg): New, extracted from...
6966 (embedded_pic_offset): ... here.
6967 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
6968 (movsi): Likewise.
6970 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
6972 * cppinit.c: Revert -MD removal.
6974 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6976 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
6977 soft registers by default for 68HC12.
6978 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
6979 when compiling with -fomit-frame-pointer.
6980 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
6981 (expand_epilogue): Likewise.
6982 (m68hc11_gen_rotate): Use exg when rotating by 8.
6984 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6986 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
6987 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
6988 (splits): Remove unused add splits.
6989 ("*addhi3_68hc12"): Tune constraints.
6990 ("addhi_sp"): Try to use X instead of Y in all cases and if the
6991 constant fits in 8-bits and D is dead use abx/aby instructions.
6992 ("*addhi3"): Remove extern declaration of ix_reg.
6993 ("*subsi3"): Optimize and provide new split.
6994 ("subhi3"): Cleanup.
6995 ("*subhi3_sp"): Avoid saving X if we know it is dead.
6996 (arith splits): For 68hc12 save the address register on the stack
6997 and do the arithmetic operation with a pop.
6999 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7001 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
7002 allocating QImode in address registers.
7003 ("*movqi_m68hc11"): Likewise.
7005 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
7007 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
7009 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
7011 * cppinit.c (print_help): Display -MD and -MMD.
7012 Don't display usage string. Update assertion syntax and
7013 typo.
7014 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
7015 (cpp_handle_option): Update.
7017 2002-03-15 Chris Demetriou <cgd@broadcom.com>
7019 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
7020 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
7021 and define it so that regardless of target CPU size,
7022 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
7023 of "int" rather than "long."
7025 2002-03-15 Richard Henderson <rth@redhat.com>
7027 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
7028 size as a tree.
7030 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7032 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
7033 ("tstqi" split): Avoid using memory for tstqi on address register.
7034 (splits): Remove constraints.
7035 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
7036 ("cmpdf", "cmpsf"): Remove since not used.
7037 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
7038 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
7040 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7042 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
7043 ("neghi2"): Tighten constraints.
7044 ("one_cmplsi2"): Optimize and simplify split.
7045 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
7047 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7049 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
7050 and split of AND operation to clear the upper bits.
7051 ("*logicalsi3_zextqi"): Likewise.
7052 ("*logicallhi3_zexthi_ashift8"): Likewise.
7053 ("*logicalsi3_silshr16"): Likewise.
7054 ("logicalsi3_silshl16"): Likewise.
7055 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
7057 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7059 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
7060 (m68hc11_indirect_p): New function.
7061 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
7062 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
7063 TARGET_M6812.
7064 (asm_print_register): Likewise.
7065 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
7066 (m68hc11_indirect_p): Declare.
7067 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
7068 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
7069 (TARGET_SWITCHES): New option -mrelax.
7070 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
7071 destination.
7072 ("iorsi3", "xorsi3"): Likewise.
7073 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
7074 ("*andhi3_mem"): New to handle destination in memory with bclr
7075 and a scratch register.
7076 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
7077 ("*andhi3_const"): New when operand2 is constant.
7078 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
7079 ("*andhi3_gen"): Cleanup of the old "andhi3".
7080 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
7081 ("xorqi3"): Update constraints.
7083 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7085 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
7086 for reg_equiv_memory_loc when the operand is a register that does
7087 not get a hard register (stack location).
7088 (tst_operand): After reload, accept all memory operand.
7089 (symbolic_memory_operand): Fix detection of symbolic references.
7090 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
7091 accept symbols and any constant.
7093 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7095 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
7096 note on the insn that sets the soft frame register.
7097 (must_parenthesize): ix and iy are also reserved names.
7098 (print_operand_address): One more place where parenthesis are required
7099 to avoid confusion with register names.
7100 (m68hc11_gen_movhi): Allow push of stack pointer.
7101 (m68hc11_check_z_replacement): Fix handling of parallel with a
7102 clobber.
7103 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
7104 the replacement register is.
7105 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
7106 and D8_REGS classes.
7107 (MODES_TIEABLE_P): All modes are tieable except QImode.
7109 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7111 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
7112 (___subdi3): Likewise.
7113 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
7114 (__map_data_section): Optimize 68hc11 case.
7116 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7118 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
7119 than a shift to avoid adding a register with itself.
7120 (m68hc11_memory_move_cost): Take into account NO_REGS.
7121 (m68hc11_register_move_cost): Update and use memory move cost
7122 for soft registers.
7123 (m68hc11_address_cost): Make cost of valid offset not 0 so that
7124 it gives more opportunities to cse to optimize.
7125 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
7126 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
7128 2002-03-15 Mark Mitchell <mark@codesourcery.com>
7130 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
7131 * c-common.def (CLEANUP_STMT): New tree node.
7132 * c-common.h (CLEANUP_DECL): New macro.
7133 (CLEANUP_EXPR): Likewise.
7134 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
7135 * expr.c (expand_expr): Tidy.
7136 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
7137 * tree-inline.c (initialize_inlined_parameters): Clean up
7138 new local variables.
7140 2002-03-15 Jakub Jelinek <jakub@redhat.com>
7142 PR bootstrap/4128
7143 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
7144 before movrXX only, use reg_overlap_mentioned_p.
7145 Only special case NE if just one insn can be generated.
7147 2002-03-15 Jason Merrill <jason@redhat.com>
7149 * varasm.c (assemble_variable): Call resolve_unique_section before
7150 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
7151 of error_mark_node.
7153 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
7155 PR target/5170
7156 * arm.md (split pattern for thumb shiftable immediates): Add comment
7157 explaining non-obvious test.
7159 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
7161 PR target/5712
7162 * arm.md (movaddr, movaddr_insn): Delete.
7164 2002-03-15 Jason Merrill <jason@redhat.com>
7166 * toplev.c (wrapup_global_declarations): Clarify variable handling.
7167 -fkeep-static-consts doesn't apply to comdats.
7169 2002-03-14 Richard Henderson <rth@redhat.com>
7171 * c-decl.c: Include c-pragma.h.
7172 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
7173 (finish_function): Tidy.
7174 * c-pragma.c: Include c-common.h.
7175 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
7176 (handle_pragma_weak): Use them.
7177 (init_pragma): Register pending_weaks.
7178 * c-pragma.h (maybe_apply_pragma_weak): Declare.
7179 * print-tree.c (print_node): Print DECL_WEAK.
7180 * varasm.c (mark_weak_decls): Remove.
7181 (remove_from_pending_weak_list): Remove.
7182 (add_weak): Remove.
7183 (asm_emit_uninitialised): Call globalize_decl for weak commons.
7184 (weak_decls): Make a tree_list.
7185 (declare_weak): Cons weak_decls directly.
7186 (globalize_decl): Remove weak_decls elements directly.
7187 (weak_finish): Simplify weak_decls walk. Don't weaken unused
7188 symbols. Don't pretend to handle aliases.
7189 (init_varasm_once): Update weak_decls registry.
7190 * Makefile.in: Update dependencies.
7192 2002-03-14 Richard Henderson <rth@redhat.com>
7194 PR target/5312
7195 * config/ia64/ia64.c: Include tm_p.h last.
7196 (gen_nop_type): Remove duplicate definition.
7197 (cycle_end_fill_slots): Set sched_data for second L slot.
7198 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
7199 (nop_cycles_until): Fix typos.
7201 2002-03-15 Jakub Jelinek <jakub@redhat.com>
7203 PR optimization/5891
7204 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
7206 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
7208 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
7209 descriptors correctly.
7211 2002-03-14 Michael Meissner <meissner@redhat.com>
7213 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
7214 100, allowing MAX_UNROLLED_INSNS to be overridden.
7216 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
7217 --param.
7219 * unroll.c (params.h): Include.
7220 (MAX_UNROLLED_INSNS): Delete, now in params.h.
7222 * doc/invoke.texi (--param max-unroll-insns): Document.
7224 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
7226 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
7228 * arm.md: Fix warnings about constraints in peepholes and splits.
7230 2002-03-14 Zack Weinberg <zack@codesourcery.com>
7232 * cpphash.h (struct lexer_state): Remove line_extension member.
7233 * cpplib.c (dequote_string, do_linemarker): New functions.
7234 (linemarker_dir): New data object.
7235 (DIRECTIVE_TABLE): No longer need to interpret #line in
7236 preprocessed source. Delete obsolete comment about return
7237 values of handlers.
7238 (end_directive, directive_diagnostics, _cpp_handle_directive):
7239 Don't muck with line_extension.
7240 (directive_diagnostics): No need to issue warnings for
7241 linemarkers here.
7242 (_cpp_handle_directive): Issue warnings for linemarkers here,
7243 when appropriate. Dispatch linemarkers to do_linemarker, not
7244 do_line.
7245 (do_line): Code to handle linemarkers split out to do_linemarker.
7246 Convert escape sequences in filename argument, both places.
7248 * cppmacro.c (quote_string): Rename cpp_quote_string and
7249 export. All callers changed.
7250 * cpplib.h (cpp_quote_string): Prototype.
7251 * cppmain.c (print_line): Call cpp_quote_string on to_file
7252 before printing it.
7254 * doc/cpp.texi: Document that escapes are now interpreted in
7255 #line and in linemarkers, and that non-printing characters are
7256 converted to octal escapes when linemarkers are generated.
7258 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
7260 * emit-rtl.c (try_split): Use delete_insns.
7261 * recog.c (split_all_insns): Fix terminating condition.
7263 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
7264 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
7266 PR target/5828
7267 * arm.c (arm_output_epilogue): Fix floating-point register save
7268 adjustment when using a frame pointer.
7270 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
7272 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
7273 * config/mips/mips.c (compute_frame_size): Retrofit them here.
7274 (save_restore_insns, mips_expand_epilogue): And here.
7275 (build_mips16_call_stub): And here.
7276 (mips_function_value): Use the new macros to decide whether a single
7277 or complex float can be returned in floating-point registers. Return
7278 a parallel rtx in the complex case.
7280 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
7282 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
7283 call after liveness analysis.
7285 * recog.c (split_insn): Use delete_insn_and_edges.
7287 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
7288 instructions to have branch prediction notes.
7289 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
7291 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
7293 * configure.in: Don't pass -Wno-long-long to a ADA compiler
7294 that doesn't support it.
7295 * configure: Regenerate.
7297 2002-03-13 Jakub Jelinek <jakub@redhat.com>
7299 PR target/5626
7300 * config/sparc/sparc.md (normal_branch, inverted_branch,
7301 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
7302 inverted_fp_branch): Adjust calls to output_cbranch.
7303 Set length attribute.
7304 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
7305 output_v9branch. Set length attribute.
7306 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
7307 predicates.
7308 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
7309 (output_cbranch): Likewise. Handle far branches.
7310 (output_v9branch): Handle far branches.
7311 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
7312 Adjust prototypes.
7313 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
7314 noov_compare64_op predicates.
7316 2002-03-13 Jason Merrill <jason@redhat.com>
7318 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
7319 into the function and constify it.
7320 * gthr-dce.h, gthr-solaris.h: Likewise.
7322 2002-03-13 David Edelsohn <edelsohn@gnu.org>
7324 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
7325 * config/rs6000/rs6000.c (rs6000_va_arg): Use
7326 std_expand_builtin_va_arg if not ABI_V4.
7328 2002-03-13 Jason Merrill <jason@redhat.com>
7330 * varasm.c (globalize_decl): New fn.
7331 (assemble_start_function): Use it.
7332 (asm_emit_uninitialized): Use it.
7333 (assemble_alias): Use it.
7334 (assemble_variable): Use it.
7336 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
7338 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
7339 2002-03-12 internal visibility change.
7340 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
7341 visibility into SYMBOL_REF_FLAG.
7343 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
7345 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
7346 VOIDmode operand. Add compile-time optimization for constant results.
7348 2002-03-12 Jason Merrill <jason@redhat.com>
7350 * c-typeck.c (convert_for_assignment): Don't allow conversions
7351 between pointers and references. Only allow lvalues to convert to
7352 reference.
7354 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
7356 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
7357 before prologue, to avoid scheduling problems.
7359 2002-03-13 Jakub Jelinek <jakub@redhat.com>
7361 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
7362 (ELIMINABLE_REGS): Add sfp->sp.
7363 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
7365 2002-03-13 Jakub Jelinek <jakub@redhat.com>
7367 PR optimization/5892
7368 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
7370 2002-03-13 Jakub Jelinek <jakub@redhat.com>
7372 * loop.c (basic_induction_var): Don't call convert_modes if mode
7373 classes are different.
7375 2002-03-12 Richard Henderson <rth@redhat.com>
7377 PR optimization/5901
7378 * function.c (reposition_prologue_and_epilogue_notes): Position
7379 the markers after/before the last/first insn not deleted.
7381 2002-03-12 Richard Henderson <rth@redhat.com>
7383 PR optimization/5878
7384 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
7385 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
7386 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
7388 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
7389 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
7390 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
7392 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
7393 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
7394 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
7395 also. Don't set it if not flag_pic.
7396 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
7397 to be INVALID_REGNUM when not used.
7399 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
7401 * expmed.c (store_bit_field): Reset alias set for memory.
7402 (extract_bit_field): Same.
7404 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7406 * c-common.c (c_tree_code_type, c_tree_code_length,
7407 c_tree_code_name, add_c_tree_codes): Delete.
7408 * c-common.h (add_c_tree_codes): Delete.
7409 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
7410 Define.
7411 * c-objc-common.c (c_objc_common_init): Don't call
7412 add_c_tree_codes, instead set lang_unsafe_for_reeval.
7413 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
7414 objc_tree_code_name, add_objc_tree_codes): Delete.
7415 (objc_init): Don't call add_objc_tree_codes.
7416 * objc/objc-lang.c (tree_code_type, tree_code_length,
7417 tree_code_name): Define.
7418 * toplev.c (lang_independent_init): Don't set
7419 tree_code_length[IDENTIFIER_NODE].
7420 * tree.c (tree_code_type, tree_code_length, tree_code_name):
7421 Delete definitions, moved to language front-ends.
7422 * tree.def (IDENTIFIER_NODE): Hardwire the length.
7423 * tree.h (tree_code_type, tree_code_length, tree_code_name):
7424 Const-ify.
7425 (tree_code_length): Change type to unsigned char.
7427 2002-03-12 Richard Henderson <rth@redhat.com>
7429 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
7430 internal visibility change.
7432 2002-03-12 Bob Wilson <bob.wilson@acm.org>
7434 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
7435 validize_mem() instead of change_address to avoid clobbering
7436 memory attributes.
7438 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7440 * c-lex.h (position_after_whitespace): Remove.
7442 2002-03-12 Jakub Jelinek <jakub@redhat.com>
7444 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
7445 (lex_string): Use unsigned char pointers.
7447 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
7449 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
7450 is not a valid memory_operand.
7452 2002-03-12 Bob Wilson <bob.wilson@acm.org>
7454 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
7455 * config/xtensa/lib1funcs.asm: Fix copyright to include
7456 special case for libgcc files.
7457 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
7458 (__divsi3): Likewise.
7459 (__umodsi3): Likewise.
7460 (__modsi3): Likewise.
7461 * config/xtensa/lib2funcs.S: Fix copyright to include
7462 special case for libgcc files.
7464 2002-03-12 Tom Rix <trix@redhat.com>
7466 * collect2.c (resolve_lib_name): Move outside of
7467 OBJECT_FORMAT_COFF ifdef.
7468 (ignore_library): Same.
7470 2002-03-12 Bob Wilson <bob.wilson@acm.org>
7472 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
7474 2002-03-12 Bob Wilson <bob.wilson@acm.org>
7476 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
7477 to function_section before writing out the constant pool.
7479 2002-03-12 David Edelsohn <edelsohn@gnu.org>
7481 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
7482 zero_constant.
7483 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
7485 2002-03-12 Alan Modra <amodra@bigpond.net.au>
7487 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
7488 (adddi3): Likewise.
7489 (movdf): Likewise.
7490 (movdi): Likewise.
7491 (cmpsi splitter): Likewise.
7492 (modsi3): Fail if <= 0.
7493 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
7494 redundant test when HOST_BITS_PER_WIDE_INT != 32.
7495 (reg_or_sub_cint64_operand): Likewise.
7496 (num_insns_constant_wide): Optimize sign extension.
7497 (rs6000_legitimize_address): Likewise.
7499 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
7501 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7502 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7504 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
7506 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
7507 address calculation.
7509 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
7511 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
7512 scratch register to DImode / TImode.
7513 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
7514 register used does not overlap the target.
7516 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7518 * Makefile.in (debug.o): Depend on debug.h.
7519 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
7520 * debug.c (do_nothing_debug_hooks): Likewise.
7521 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
7522 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
7523 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
7524 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
7525 * dwarfout.c (dwarf_debug_hooks): Likewise.
7526 * integrate.c (output_inline_function): Likewise.
7527 * objc/objc-act.c (synth_module_prologue): Likewise.
7528 * sdbout.c (sdb_debug_hooks): Likewise.
7529 * toplev.c (debug_hooks): Likewise.
7530 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
7532 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7534 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
7535 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
7536 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
7537 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
7538 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
7539 * defaults.h (POINTER_SIZE): Define.
7540 * doc/tm.texi (POINTER_SIZE): Document default.
7542 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7544 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
7546 2002-03-11 Richard Henderson <rth@redhat.com>
7548 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
7549 if rebuild_label_notes_after_reload.
7551 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
7553 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
7554 emit pic register load if "internal" visibility.
7555 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
7556 (cris_expand_builtin_va_arg): Do all computations on trees.
7558 2002-03-11 Richard Henderson <rth@redhat.com>
7560 * rtlanal.c: Include recog.h.
7561 (keep_with_call_p): Fix thinko.
7562 * Makefile.in (rtlanal.o): Update dependencies.
7564 2002-03-11 Chris Meyer <cmeyer@gatan.com>
7566 * genflags.c (gen_insn): Use IS_VSPACE.
7567 * genoutput.c (output_insn_data): Likewise.
7568 (process_template): Likewise.
7570 2002-03-11 Richard Henderson <rth@redhat.com>
7572 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
7574 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
7576 * Makefile.in: Update.
7577 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
7578 Update documentation.
7579 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
7580 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
7582 2002-03-11 Zack Weinberg <zack@codesourcery.com>
7584 * Makefile.in: Give texi2pod its input file as a command line
7585 argument, not on stdin.
7587 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
7588 Daniel Berlin <dan@dberlin.org>
7590 C++ alias analysis improvement.
7591 * alias.c (record_component_aliases): Record aliases for base
7592 classes too.
7594 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
7596 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
7598 2002-03-11 Douglas B Rupp <rupp@gnat.com>
7600 * toplev.c (vms_fopen): Remove, not needed.
7602 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
7604 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
7606 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
7607 for FP, already done later.
7609 * toplev.c (debug_args): Add entry for VMS_DEBUG.
7610 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
7612 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
7614 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
7615 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
7616 LARGEST_EXPONENT_IS_NORMAL for the given mode.
7617 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
7618 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
7619 (ediv, emul, eldexp, esqrt): Likewise.
7620 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
7621 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
7622 (saturate): New function.
7623 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
7624 (make_nan): Use a saturation value instead of a NaN if
7625 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
7626 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
7627 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
7628 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
7629 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
7630 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
7631 !ROUND_TOWARDS_ZERO.
7632 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
7633 (ROUND_TOWARDS_ZERO): Document.
7635 2002-03-11 Andreas Jaeger <aj@suse.de>
7637 * cfg.c (dump_flow_info): Remove unused variable.
7639 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
7641 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
7642 computations on trees.
7644 2002-03-10 Richard Henderson <rth@redhat.com>
7646 PR 5693:
7647 * reload.c (copy_replacements_1): New.
7648 (copy_replacements): Use it to recurse through the rtx.
7650 2002-03-10 Richard Henderson <rth@redhat.com>
7652 * loop.c (strength_reduce): Compute number of iterations as
7653 unsigned HOST_WIDE_INT.
7655 2002-03-10 Richard Henderson <rth@redhat.com>
7657 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
7658 to move away from the end of the block.
7660 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
7662 PR preprocessor/5899
7663 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
7665 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7667 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
7669 * attribs.c (decl_attributes): Fix signed/unsigned warning.
7671 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
7673 * config/mmix/mmix.c: Improve comments.
7674 (mmix_target_asm_function_prologue): Drop variable
7675 empty_stack_frame. Don't allocate unused slot above fp.
7676 (mmix_target_asm_function_epilogue): Mirror prologue changes.
7677 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
7678 brace in first column.
7679 (enum reg_class): Ditto.
7680 (FIRST_PARM_OFFSET): Now 0.
7681 (USER_LABEL_PREFIX): Remove #if 0:d definition.
7683 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7685 * combine.c (make_extraction): Fix error in last change.
7687 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7689 * c4x.c (c4x_fp_reglist): Const-ify.
7690 * cris.c (cris_print_operand): Likewise.
7691 * i386.c (ix86_va_arg): Likewise.
7692 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
7693 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
7694 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
7695 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
7696 * mcore.h (regno_reg_class): Likewise.
7697 * mips.c (gen_int_relational): Likewise.
7698 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
7699 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
7700 * pdp11.c (move_costs): Likewise.
7701 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
7702 * s390.c (s390_branch_condition_mnemonic, regclass_map):
7703 Likewise.
7704 * s390.h (regclass_map): Likewise.
7705 * sh.c (shift_amounts): Likewise.
7706 * sh.md (rotlsi3): Likewise.
7708 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
7710 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
7711 (ne0+5): Use new clobber to generate proper shift pattern.
7712 Patch by Michael Matz <matz@kde.org>.
7714 2002-03-09 Andreas Schwab <schwab@suse.de>
7716 * gcc.c (validate_all_switches): Also handle `%W{...}'.
7718 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
7720 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
7722 2002-03-09 Jakub Jelinek <jakub@redhat.com>
7724 PR middle-end/5877
7725 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
7726 even for non-representable constants.
7728 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7730 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
7731 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
7732 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
7733 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
7734 (pop_function_context): Compute MAY_SHARE parameter for
7735 fixup_var_refs.
7736 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
7737 (gen_mem_addressof): Call fixup_var_refs with new parm.
7739 * combine.c (make_extraction): Don't make extension of CONST_INT.
7741 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
7743 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
7744 in o32 and o64 ABIs.
7745 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
7746 but getting fixed-size structs passed in registers regardless of
7747 padding in o32 and o64 ABIs.
7749 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
7750 offset before loading address of argument passed by transparent
7751 reference.
7753 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
7755 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
7757 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
7759 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
7760 marker such that registers after it are saved.
7762 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7764 * sparc.c (arith_4096_operand): Fix error in last change.
7766 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
7768 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
7769 defaults for MEABI.
7771 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
7773 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
7774 vectors.
7776 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
7778 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
7780 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
7782 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
7783 removed; fix return value.
7784 * combine.c (combine_instructions): Dirtify blocks where we failed to
7785 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
7786 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
7788 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7790 * gcse.c (insert_insn_end_bb): Fix typo in last change.
7792 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
7794 * recog.c (peephole2_optimize): Re-distribute EH edges.
7796 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
7798 * expr.c (expand_expr): Use unsave lang hook.
7799 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
7800 (LANG_HOOKS_INITIALIZER): Update.
7801 * langhooks.h (struct lang_hooks): New hook unsave.
7802 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
7803 (unsave_expr_1): Remove unused lang_unsave_expr_now.
7804 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
7805 (unsave_expr_now): Remove.
7806 * tree.h (unsave_expr_now, lang_unsave,
7807 lang_unsave_expr_now): Remove.
7808 (lhd_unsave): New.
7810 2002-03-08 Andreas Jaeger <aj@suse.de>
7812 * flow.c (propagate_block_delete_insn): Remove unused variable.
7814 2002-03-08 Kazu Hirata <kazu@hxi.com>
7816 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
7817 insn length for memory load/store.
7819 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
7821 * doc/install.texi (--with-libiconv-prefix): Document.
7823 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
7825 * doc/sourcebuild.texi: Fix typo.
7827 2002-03-08 Jakub Jelinek <jakub@redhat.com>
7829 PR c/3711
7830 * builtins.c (std_expand_builtin_va_arg): Do all computations on
7831 trees.
7833 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7835 * rtl.c (copy_most_rtx): Move from here ...
7836 * emit-rtl.c (copy_most_rtx): ... to here.
7838 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
7840 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
7841 SUBTARGET_CPP_SIZE_SPEC.
7842 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
7844 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
7846 2002-03-07 Matt Hiller <hiller@redhat.com>
7848 * gensupport.c (first_dir_md_include): Renamed from include;
7849 change all references.
7850 (last_dir_md_include): Renamed from last_include; change all
7851 references.
7852 (init_md_reader): Unconditionally initialize base_dir whether or
7853 not filename is a relative path.
7855 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
7857 * config/fp-bit.c (_unord_f2): Compile it in even if
7858 US_SOFTWARE_GOFAST is enabled.
7860 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
7861 NULL_RTX. Set all HFmode operations as NULL_RTX.
7862 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
7863 NULL_RTX, try reversing the comparison and the operands.
7865 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
7867 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
7868 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
7869 and MATCH_OP_DUP.
7871 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
7873 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
7875 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
7877 * basic-block.h (fixup_abnormal_edges): Declare.
7878 * reload1.c (fixup_abnormal_edges): New function.
7879 * reg-stack.c (convert_regs): Use it.
7881 * gcse.c (insert_insn_end_bb): Handle trapping insns.
7883 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
7885 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
7887 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
7888 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
7889 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
7890 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
7891 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
7892 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
7893 unless x and y could be infinite.
7894 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
7895 Check that the common type of both arguments is a real, even for
7896 targets without unordered comparisons. Allow an integer argument
7897 to be compared against a real.
7898 (expand_tree_builtin): Use expand_unordered_cmp.
7899 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
7900 * cse.c (fold_rtx): Likewise. Fix indentation.
7901 * fold-const.c (fold_real_zero_addition_p): New.
7902 (fold): Use it, and the new HONOR_... macros.
7903 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
7904 * jump.c (reversed_comparison_code_parts): After searching for
7905 the true comparison mode, use HONOR_NANS to decide whether it
7906 can be safely reversed.
7907 (reverse_condition_maybe_unordered): Remove IEEE check.
7908 * simplify-rtx.c (simplify_binary_operation): Use the new macros
7909 to decide which simplifications are valid. Allow the following
7910 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
7911 and (a - -b) to (a + b).
7912 (simplify_relational_operation): Use HONOR_NANS.
7913 * doc/tm.texi: Document the MODE_HAS_... macros.
7915 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
7917 * combine.c (simplify_comparison): If simplifying a logical shift
7918 right and compare with constant, force the comparison to unsigned.
7920 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
7922 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
7924 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
7925 -mabi=no-altivec
7926 (alt_reg_names): Remove % for vrsave.
7928 2002-03-06 Richard Henderson <rth@redhat.com>
7930 PR optimization/5844
7931 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
7932 if used indicates we've already emitted one copy of an operand.
7933 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
7934 (gen_split): Supply a non-null used.
7936 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
7938 * reload1.c (reload): Unshare all rtl after reload is done.
7940 * simplify-rtx.c (simplify_plus_minus): Do not abort,
7941 but simply fail if the expression is too complex to simplify.
7942 (simplify_gen_binary): Handle simplify_plus_minus failures.
7944 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
7946 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
7947 consistently call delete_trivially_dead_insns after CSE and GCSE;
7948 fix DFI_life dumping; do jump threading after liveness; do crossjumping
7949 after liveness2; update comment in last crossjumping.
7950 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
7952 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
7954 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
7955 after completing fast dead code elimination.
7957 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
7958 COMPARE operator.
7960 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
7962 * version.c: Fix misplaced leading blanks on first line.
7964 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
7966 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
7968 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
7970 * cfgcleanup.c (mentions_nonequal_regs): New function.
7971 (thread_jump): Use it.
7972 * toplev.c (rest_of_compilation): Run jump threading after
7973 liveness.
7975 2002-03-06 Jakub Jelinek <jakub@redhat.com>
7977 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
7978 patch.
7980 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
7982 * predict.c (estimate_bb_frequencies): Do not reload the
7983 frequencies from notes.
7985 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
7987 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
7988 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
7990 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
7991 delete_noop_moves): Return indeger.
7992 * flow.c (ndead): New variable.
7993 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
7994 BB argument; update callers.
7995 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
7996 (life_analysis): Do not call purge_all_dead_edges.
7997 (update_life_info): Return number of deleted insns; print statistics.
7998 (update_life_info_in_dirty_blocks): likewise.
7999 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
8000 return number of insns deleted.
8002 * cse.c: Include timevar.h
8003 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
8004 iterate until stabilizes; print statistics; return number of killed
8005 insns.
8006 * Makefile.in: (cse.o): Add timevar.h dependency
8007 * rtl.h (delete_trivially_dead_insns): New.
8008 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
8009 * toplev.c (rest_of_compilation): Update callers.
8011 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
8012 (try_optimize_cfg): Do not update liveness.
8013 (cleanup-cfg): Loop until try_optimize_cfg and dead code
8014 removal stabilizes; use delete_trivially_dead_insns.
8016 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
8018 2002-03-05 Zack Weinberg <zack@codesourcery.com>
8020 * cppmain.c (setup_callbacks): Disable #pragma and #ident
8021 callbacks when processing assembly language.
8023 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
8025 * pa.h (ASM_FILE_END): Define.
8026 * som.h (ASM_FILE_END): Delete.
8028 * pa.c (function_arg): Don't pass floats in general registers in
8029 indirect calls if TARGET_ELF32.
8031 2002-03-05 Richard Henderson <rth@redhat.com>
8033 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
8035 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
8037 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
8039 2002-03-05 Jakub Jelinek <jakub@redhat.com>
8041 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
8042 -r command line. Don't hide any symbols if not building
8043 shared libgcc.
8045 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
8047 * cfg.c (dump_flow_info): Warn about profile mismatches.
8048 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
8049 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
8051 2002-03-05 Jakub Jelinek <jakub@redhat.com>
8053 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
8054 wide volatile memory by parts.
8056 2002-03-05 Jakub Jelinek <jakub@redhat.com>
8058 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
8059 is NULL.
8061 2002-03-05 Richard Henderson <rth@redhat.com>
8063 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
8065 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
8067 * toplev.c (documented_lang_options): Document more
8068 language-specific options.
8069 * doc/invoke.texi (Warning Options): Correct documentation for
8070 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
8071 * c-decl.c (c_decode_option): Use a table to handle warning options.
8073 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
8075 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
8076 parameter to mmix_encode_section_info.
8077 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
8078 relocatably. Always produce ELF, not mmo if linking relocatably.
8079 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
8080 first is non-zero, don't add symbol prefix.
8081 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
8082 prototype accordingly.
8084 2002-03-04 Krister Walfridsson <cato@df.lth.se>
8086 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
8088 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
8090 * configure.in: Increase required makeinfo version to 4.1.
8091 * configure: Regenerate.
8093 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
8095 * .cvsignore: Remove *.info* and genrtl*; these files are generated
8096 elsewhere now.
8098 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
8100 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
8101 * doc/invoke.texi: Fix @math uses.
8103 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
8105 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
8106 removal
8108 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
8110 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
8111 (powerpc-*-eabisimaltivec*): Same.
8113 * config/rs6000/t-ppcendian: New.
8115 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8117 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
8118 nonimmediate_src_operand and nonimmediate_lsrc_operand to
8119 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
8121 2002-03-03 Richard Henderson <rth@redhat.com>
8123 * toplev.c (rest_of_decl_compilation): Revert last two changes.
8125 2002-03-03 Zack Weinberg <zack@codesourcery.com>
8127 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
8128 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
8129 tree.c, config/m68k/m68k.c:
8130 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
8131 REAL_ARITHMETIC blocks unconditional. Delete some further
8132 #ifdef blocks predicated on REAL_ARITHMETIC.
8133 * flags.h, toplev.c: Delete remaining references to
8134 flag_pretend_float.
8136 * doc/invoke.texi: Remove documentation of -fpretend-float.
8137 * doc/tm.texi: Describe the various REAL_* macros as provided by
8138 real.h, not by the target configuration files.
8140 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
8141 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
8142 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
8143 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
8144 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
8145 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
8146 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
8147 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
8148 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
8149 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
8150 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
8151 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
8152 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
8153 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
8154 config/xtensa/xtensa.h:
8155 Do not define, undefine, or mention in comments any of
8156 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
8157 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
8158 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
8159 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
8160 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
8161 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
8162 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
8163 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
8164 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
8166 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8168 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
8169 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
8170 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
8171 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
8172 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
8173 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
8174 Delete.
8175 * defaults.h (BITS_PER_WORD): Define.
8176 * doc/tm.texi (BITS_PER_WORD): Document default value.
8178 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
8179 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
8180 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
8182 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8184 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
8185 lieu of explicit sizeof/sizeof.
8186 * i386.c (override_options, ix86_init_mmx_sse_builtins,
8187 ix86_expand_builtin): Likewise.
8188 * mips.c (mips_add_gc_roots): Likewise.
8189 * mmix.c (mmix_output_condition): Likewise.
8190 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
8191 altivec_init_builtins): Likewise.
8192 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
8193 * cppexp.c (Nsuff, parse_number): Likewise.
8194 * cppinit.c (builtin_array_end): Likewise.
8195 * gcc.c (n_default_compilers, process_command): Likewise.
8196 * genpreds.c (output_predicate_decls): Likewise.
8197 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
8198 * lcm.c (N_ENTITIES): Likewise.
8199 * stor-layout.c (set_sizetype): Likewise.
8201 2002-03-03 Richard Henderson <rth@redhat.com>
8203 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
8204 for types or labels.
8206 2002-03-03 Richard Henderson <rth@redhat.com>
8208 * c-decl.c (start_decl): Initialized variables are not common.
8210 2002-03-02 Per Bothner <per@bothner.com>
8212 * gcc.c (option_map): Suport new --bootclasspath option.
8213 --CLASSPATH is now just an alias for --classpath.
8215 2002-03-02 Richard Henderson <rth@redhat.com>
8217 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
8218 load if "internal" visibility.
8219 * doc/extend.texi: Document visibility meanings.
8221 2002-03-02 Richard Henderson <rth@redhat.com>
8223 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
8224 to functions as well.
8226 2002-03-02 Richard Henderson <rth@redhat.com>
8228 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
8229 (handle_visibility_attribute): Don't call assemble_visibility.
8230 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
8231 without asmspec. Invoke assemble_alias when needed.
8232 * varasm.c (maybe_assemble_visibility): New.
8233 (assemble_start_function, assemble_variable, assemble_alias): Use it.
8235 2002-03-02 Richard Henderson <rth@redhat.com>
8237 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
8238 invoke ENCODE_SECTION_INFO with first call flag.
8240 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
8241 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
8242 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
8243 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
8244 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
8245 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
8246 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
8247 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
8248 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
8249 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
8250 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
8251 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
8252 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
8253 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
8254 config/mcore/mcore-protos.h, config/mcore/mcore.c,
8255 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
8256 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
8257 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
8258 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
8259 config/sh/sh.h, config/sparc/sparc.h,
8260 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
8261 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
8262 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
8263 FIRST argument. As needed, examine it and do nothing.
8265 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
8266 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
8267 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
8269 * config/arm/t-pe (pe.o): Add dependencies.
8271 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8273 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
8274 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
8275 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
8276 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
8277 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
8278 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
8279 * defaults.h (BITS_PER_UNIT): Define.
8280 * doc/tm.texi (BITS_PER_UNIT): Document default value.
8282 2002-03-02 Kazu Hirata <kazu@hxi.com>
8284 * config/h8300/h8300-protos.h: Add a prototype for
8285 compute_a_shift_length.
8286 * config/h8300/h8300.c (h8300_asm_insn_count): New.
8287 (compute_a_shift_length): Likewise.
8288 (h8300_adjust_insn_length): Do not adjust insn length of shift
8289 insns.
8290 * config/h8300/h8300.md (anonymous shift patterns): Use
8291 compute_a_shift_length.
8293 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8295 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
8296 trunc_int_for_mode.
8298 * emit-rtl.c (offset_address): Call update_temp_slot_address.
8300 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8302 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
8303 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
8304 * flags.h (flag_zero_initialized_in_bss): Declare.
8305 * toplev.c (flag_zero_initialized_in_bss): New flag.
8306 (lang_independent_options): Add flag_zero_initialized_in_bss.
8307 * tree.c (initializer_zerop): New function.
8308 * tree.h (initializer_zerop): Declare.
8309 * varasm.c (assemble_variable): If we can emit bss, put zero
8310 initializers in the bss section.
8312 2002-03-02 Alan Modra <amodra@bigpond.net.au>
8314 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
8315 like more than one symbol per .weak directive.
8317 2002-03-01 Richard Henderson <rth@redhat.com>
8319 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
8320 adjust argument_pointer by pretend_args_size.
8321 (ia64_va_start): Adjust va_start address by -pretend_args_size.
8323 2002-03-01 Kazu Hirata <kazu@hxi.com>
8325 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
8327 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
8329 * toplev.c (rest_of_compilation): Delete dead jumptables before
8330 loop.
8331 * flow.c (delete_dead_jumptables): Make global.
8332 * rtl.h (delete_dead_jumptables): Declare.
8334 2002-03-01 David Edelsohn <edelsohn@gnu.org>
8336 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
8337 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
8338 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
8340 2002-03-01 Kazu Hirata <kazu@hxi.com>
8342 * config/h8300/h8300-protos.h: Fix formatting.
8343 * config/h8300/h8300.c: Likewise.
8344 * config/h8300/h8300.h: Likewise.
8346 2002-03-01 Kazu Hirata <kazu@hxi.com>
8348 * config/h8300/h8300.c (print_operand): Support 16-bit
8349 constant addresses.
8350 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
8352 2002-02-28 Richard Henderson <rth@redhat.com>
8354 * expmed.c (store_bit_field): Prevent generation of CONCATs;
8355 pun complex values as integers; use gen_lowpart instead of
8356 gen_rtx_SUBREG.
8357 (extract_bit_field): Likewise.
8359 2002-03-01 Alan Modra <amodra@bigpond.net.au>
8360 David Edelsohn <edelsohn@gnu.org>
8362 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
8363 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
8364 (SUPPORTS_WEAK): Likewise.
8365 * output.h (add_weak): Add tree param.
8366 * varasm.c (add_weak): Likewise. Save decl.
8367 (struct weak_syms): Add decl field.
8368 (mark_weak_decls): New function.
8369 (init_varasm_once): ggc_add_root mark_weak_decls.
8370 (assemble_start_function): Use ASM_WEAKEN_DECL.
8371 (assemble_variable): Likewise.
8372 (assemble_alias): Likewise.
8373 (declare_weak): Pass decl to add_weak.
8374 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
8375 (remove_from_pending_weak_list): Declare and define for
8376 ASM_WEAKEN_DECL.
8377 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
8378 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
8379 * defaults.h (SUPPORTS_WEAK): Likewise.
8380 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
8381 .weak for code sym. Do emit .size for descriptor sym.
8382 (ASM_DECLARE_FUNCTION_SIZE): Define.
8383 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
8384 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
8385 .lglobl unless TARGET_XCOFF. Formatting fixes.
8386 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
8387 .weak for code sym.
8388 (HANDLE_PRAGMA_WEAK): Remove.
8389 (ASM_WEAKEN_LABEL): Remove.
8390 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
8392 2002-03-01 Jason Merrill <jason@redhat.com>
8394 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
8395 (TARGET_EXPR_CLEANUP): New macro.
8397 2002-02-28 Steve Ellcey <sje@cup.hp.com>
8399 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
8400 to take ptr_extend into account as third type of extension.
8401 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
8402 fields used by SUBREG_PROMOTED_UNSIGNED_P.
8403 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
8404 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
8405 * calls.c (precompute_arguments): Use new macro.
8406 (expand_call): Ditto.
8407 * combine.c (nonzero_bits): Ditto.
8408 (record_promoted_value): Ditto.
8409 * expr.c (store_expr): Ditto.
8410 (expand_expr): Ditto.
8411 * function.c (assign_parms): Ditto.
8413 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
8415 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
8416 override -shared and -shared-libgcc.
8418 2002-02-28 David O'Brien <obrien@FreeBSD.org>
8420 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
8421 of "ultrasparc".
8422 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
8423 to be broken.
8425 2002-02-28 Richard Henderson <rth@redhat.com>
8427 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
8428 4 cycle latency from MM producers.
8429 (ia64_internal_sched_reorder): Likewise with pipeline flush.
8431 2002-02-28 Jakub Jelinek <jakub@redhat.com>
8433 * mklibgcc.in: Don't use GNU make extension.
8435 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
8437 * c-parse.in (STATIC): New terminal.
8438 (scspec): New non-terminal. Update productions accordingly.
8439 (program): Remove bogus ifc / end ifc.
8440 (array_declarator): Simplify production using STATIC.
8442 2002-02-28 Jim Meyering <meyering@lucent.com>
8444 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
8445 \a still means TARGET_BELL.
8447 2002-02-28 Richard Henderson <rth@redhat.com>
8449 * haifa-sched.c (sched_emit_insn): New.
8450 (schedule_block): Use last_scheduled_insn to track last insn.
8451 * sched-int.h (sched_emit_insn): Prototype.
8452 * config/ia64/ia64.c (last_issued): Remove.
8453 (ia64_variable_issue): Don't set it.
8454 (nop_cycles_until): Use sched_emit_insn.
8456 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
8458 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
8459 extended constants.
8461 2002-02-28 Kazu Hirata <kazu@hxi.com>
8463 * config/h8300/h8300.c: Fix formatting.
8464 * config/h8300/h8300.h: Likewise.
8466 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
8468 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
8469 which may overwrite the high byte of the frame pointer.
8471 2002-02-28 Bo Thorsen <bo@suse.de>
8473 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
8474 (STARTFILE_SPEC): Add 64 bit files.
8475 (ENDFILE_SPEC): Likewise.
8477 2002-02-28 Jason Merrill <jason@redhat.com>
8479 * c-decl.c (finish_function): Only warn about missing return
8480 statement with -Wreturn-type.
8482 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
8484 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
8486 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
8487 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
8489 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
8491 * basic-block.h (BB_REACHABLE): Renumber.
8492 (BB_DIRTY, BB_NEW): New flags.
8493 (clear_bb_flags): Declare.
8494 (update_life_info_in_dirty_blocks): Declare.
8495 * cfg.c (clear_bb_flags): New function.
8496 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
8497 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
8498 reorder_insns, emit_insn_after): Mark block as dirty.
8499 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
8500 (update_life_info_in_dirty_blocks): New function.
8501 * recog.c (apply_change_group): Dirtify block.
8503 * cse.c (cse_insn): Reorder emitting of jump insn to keep
8504 cfg consistent.
8505 * gcse.c (delete_null_pointer_checks): Likewise.
8507 * toplev.c (dump_file_index): Move cse2 after bp,
8508 add DFI_null
8509 (dump_file_info): Similary.
8510 (rest_of_compilation): Avoid most of CFG rebuilds;
8511 do first if converision after null pointer checks, do cse2
8512 after branch prediction; avoid full liveness rebuild after
8513 initializing subregs.
8514 * invoke.texi (-d options): Document -du, renumber.
8516 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
8517 (notice_new_block): Do not set BB_UPDATE_LIFE.
8518 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
8519 merge_blocks_move_successor_nojumps, merge_blocks,
8520 try_crossjump_to_edge): Likewise.
8521 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
8522 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
8523 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
8524 (merge_of_block): Do not use life_data_ok.
8525 (find_if_case_1): Do not use SET_UPDATE_LIFE.
8526 (if_convert): Use BB_DIRTY mechanizm to update life.
8527 * lcm.c (optimize_mode_switching): Update
8528 update_life_info_in_dirty_blocks
8530 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
8532 * Makefile.in (integrate.o): Update.
8533 * c-decl.c (copy_lang_decl): Rename.
8534 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
8535 * integrate.c: Include langhooks.h.
8536 (copy_decl_for_inlining): Update to use langhook.
8537 * langhooks-def.h (lhd_do_nothing_t,
8538 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
8539 (LANG_HOOKS_INITIALIZER): Update.
8540 * langhooks.c (lhd_do_nothing_t): New.
8541 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
8542 * tree.h (copy_lang_decl): Remove.
8543 objc:
8544 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
8546 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
8548 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
8549 POST_DEC, and POST_MODIFY.
8551 2002-02-27 Zack Weinberg <zack@codesourcery.com>
8553 * c-typeck.c (digest_init): Remove unused parameter; all
8554 callers changed.
8556 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
8558 * expmed.c (expand_shift): Correctly test for low part of a
8559 subreg.
8561 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
8563 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
8564 insn UIDs with insn addresses.
8566 2002-02-27 Zack Weinberg <zack@codesourcery.com>
8568 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
8569 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
8570 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
8571 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
8572 gcc.c, toplev.c: Delete code implementing -traditional mode.
8574 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
8575 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
8576 Document removal of -traditional mode for compilation, and
8577 remove documentation only relevant to that mode.
8579 * config/nextstep.h, config/ptx4.h, config/svr4.h,
8580 config/convex/convex.h, config/d30v/d30v.h,
8581 config/i386/dgux.h, config/i386/osf1elf.h,
8582 config/i386/osfelf.h, config/i386/osfrose.h,
8583 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
8584 config/m68k/hp310.h, config/m88k/dgux.h,
8585 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
8586 config/m88k/m88k.h, config/m88k/openbsd.h,
8587 config/mips/abi64.h, config/mips/osfrose.h,
8588 config/mips/svr4-5.h, config/mips/svr4-t.h,
8589 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
8590 config/stormy16/stormy16.h: Remove all references to
8591 -traditional from target specs. Delete all mention of the
8592 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
8593 delete a couple of commented-out definitions of
8594 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
8595 to -traditional.
8597 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
8598 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
8600 2002-02-27 Zack Weinberg <zack@codesourcery.com>
8602 * mklibgcc.in: Don't use \n in a line subject to
8603 interpretation by echo.
8605 2002-02-27 Graham Stott <grahams@redhat.com>
8607 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
8608 Constify NAME.
8610 * loop.c (prescan_loop): Handle PARALLEL.
8612 * unroll.c (loop_iterations): Return 0 if the add_val for
8613 a BIV is REG.
8615 * final.c (output_operand_lossage): Constify PFX_STR.
8617 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
8619 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
8621 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
8622 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
8624 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
8626 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
8628 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
8630 * cpplex.c (_cpp_lex_token): Handle directives in macro
8631 arguments.
8632 * cpplib.c (_cpp_handle_directive): Save and restore state
8633 if parsing macro args when entering a directive.
8634 * cppmacro.c (collect_args): No need to handle directives
8635 in macro arguments.
8636 (enter_macro_context, replace_args): Use the original macro
8637 definition in case it was redefined whilst collecting arguments.
8638 doc:
8639 * cpp.texi: Update.
8641 2002-02-26 David Edelsohn <edelsohn@gnu.org>
8643 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
8644 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
8645 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
8646 method on AIX.
8647 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
8648 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
8649 (load_toc_v4_PIC_2): Same.
8651 2002-02-26 Alan Modra <amodra@bigpond.net.au>
8653 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
8655 2002-02-26 Richard Henderson <rth@redhat.com>
8657 * config/alpha/alpha.md (ashldi_se): Re-enable.
8659 2002-02-26 Richard Henderson <rth@redhat.com>
8661 * config/alpha/alpha.c (alpha_encode_section_info): Examine
8662 MODULE_LOCAL_P; improve commentary.
8664 2002-02-26 Zack Weinberg <zack@codesourcery.com>
8666 * doc/cpp.texi: Clarify documentation of relationship between
8667 #line and #include.
8669 2002-02-26 Kazu Hirata <kazu@hxi.com>
8671 * config/h8300/h8300-protos.h: Update the prototype for
8672 compute_logical_op_length. Add the prototype for
8673 compute_logical_op_cc.
8674 * config/h8300/h8300.c (compute_logical_op_length): Figure out
8675 code from operands.
8676 (compute_logical_op_cc): New.
8677 * config/h8300/h8300.md: Combine all the logical op patterns
8678 in HImode and SImode. Use compute_logical_op_cc.
8680 2002-02-26 Kelley Cook <kelleycook@comcast.net>
8682 * config/i386/i386.c (print_operand): Don't append ATT-style
8683 length suffixs to x87 opcodes when in Intel mode.
8685 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
8687 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
8688 (init_emit_once): Update calls.
8689 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
8690 (init_syntax_once): Prototype.
8692 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
8694 * pa-linux.h (LIB_SPEC): Update definition.
8695 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
8697 2002-02-26 Richard Henderson <rth@redhat.com>
8699 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
8700 if we emitted a stop bit.
8702 2002-02-26 Jakub Jelinek <jakub@redhat.com>
8704 * configure.in (libgcc_visibility): Substitute.
8705 * configure: Rebuilt.
8706 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
8707 defined symbols .hidden.
8709 2002-02-26 Jakub Jelinek <jakub@redhat.com>
8711 * attribs.c (c_common_attribute_table): Add visibility.
8712 (handle_visibility_attribute): New function.
8713 * varasm.c (assemble_visibility): New function.
8714 * output.h (assemble_visibility): Add prototype.
8715 * tree.h (MODULE_LOCAL_P): Define.
8716 * crtstuff.c (__dso_handle): Use visibility attribute.
8717 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
8718 for MODULE_LOCAL_P symbols too.
8719 * config/ia64/ia64.c (ia64_encode_section_info): Handle
8720 MODULE_LOCAL_P symbols the same way as local symbols.
8721 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
8722 into .sdata/.sbss by the user.
8723 * doc/extend.texi (Function Attributes): Document visibility
8724 attribute.
8726 2002-02-26 Jakub Jelinek <jakub@redhat.com>
8728 PR debug/5770
8729 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
8730 STRING_CST initializer spanning the whole variable without
8731 embedded zeros.
8732 If expand_expr returned MEM, don't use it.
8734 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
8736 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
8737 generate a die for the lexical block.
8739 2002-02-26 Kazu Hirata <kazu@hxi.com>
8741 * config/h8300/h8300-protos.h: Add a prototype for
8742 compute_logical_op_length.
8743 * config/h8300/h8300.c (compute_logical_op_length): New.
8744 * config/h8300/h8300.md (anonymous logical patterns): Use
8745 compute_logical_op_length for length.
8747 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
8749 * dwarf2out.c (modified_type_die): Do not call type_main_variant
8750 for vectors.
8751 (gen_type_die): Same.
8753 * attribs.c (handle_vector_size_attribute): Set debug information.
8755 2002-02-26 Daniel Egger <degger@fhm.edu>
8757 * config/rs6000/rs6000.md: Swap define_insn attributes to
8758 fix incorrect generation of merge high instructions instead
8759 of merge low.
8761 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
8763 * c-typeck.c (really_start_incremental_init): Use
8764 bitsize_zero_node for vectors.
8766 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
8768 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
8769 ("*set_vrsave_internal"): Same.
8771 2002-02-25 Richard Henderson <rth@redhat.com>
8773 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
8774 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
8776 2002-02-25 Jakub Jelinek <jakub@redhat.com>
8778 PR target/5755
8779 * config/i386/i386.c (ix86_return_pops_args): Only pop
8780 fake structure return argument if it was passed on the stack.
8782 2002-02-25 Jason Merrill <jason@redhat.com>
8784 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
8785 RESULT_DECL.
8787 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
8789 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
8790 link with shared_name only.
8791 * doc/invoke.texi (Link Options): Document new behavior.
8793 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
8795 * c-typeck.c (push_init_level): Handle vectors.
8797 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
8799 * config/sparc/sparc.c (const64_high_operand): Zero-extend
8800 operands of SPARC_SETHI_P.
8801 (input_operand): Likewise.
8802 (sparc_emit_set_const32): Likewise.
8803 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
8804 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
8805 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
8806 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
8807 (movdi_insn_sp64_vis): Likewise.
8808 (movdi split, movdf split): Use SETHI32.
8809 * doc/md.texi: Document SPARC constraints L, M and N.
8811 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
8813 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
8814 ("*set_vrsave_internal"): use mfspr for Darwin.
8816 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
8817 gen_get_vrsave_internal.
8819 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8821 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
8823 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
8825 * cpplex.c (cpp_interpret_charconst): Get signedness or
8826 otherwise of wide character constants correct.
8827 * cppexp.c (lex): Get signedness of wide charconsts correct.
8829 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8831 * optabs.c (widen_operand): Only call convert_modes for
8832 promoted SUBREG if signedness matches.
8833 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
8835 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
8837 * cpplib.c (glue_header_name): Use local buffer to build up
8838 header name.
8840 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
8842 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
8844 2002-02-23 Kazu Hirata <kazu@hxi.com>
8846 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
8847 H8/300[HS] separately.
8848 * config/h8300/h8300.md: Remove the early clobber constraint
8849 from bit field patterns.
8851 2002-02-23 Kazu Hirata <kazu@hxi.com>
8853 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
8854 register_operand.
8855 (mulhisi3): Likewise.
8856 (umulqisi3): Likewise.
8857 (umulhisi3): Likewise.
8859 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
8861 * cppinit.c (output_deps): Correct test for stdout output.
8862 (init_dependency_output): Cure warning.
8864 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8866 * expr.c (store_expr): When converting expression to promoted
8867 equivalent type, allow using SUBREG_REG of TARGET as the target
8868 of the expansion of EXP.
8869 * loop.c (basic_induction_var, case SUBREG): Always look inside.
8870 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
8871 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
8872 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
8873 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
8875 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
8877 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
8878 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
8879 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
8881 2002-02-23 Jakub Jelinek <jakub@redhat.com>
8883 PR optimization/5747
8884 * loop.c (scan_loop): Update reg info if move_movables created new
8885 pseudos.
8887 2002-02-23 David Edelsohn <edelsohn@gnu.org>
8889 * gcc.c (init_gcc_spec): Revert last change.
8891 2002-02-23 David Edelsohn <edelsohn@gnu.org>
8893 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
8894 gpc_reg_operand constraint.
8896 2002-02-23 Alan Modra <amodra@bigpond.net.au>
8898 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
8899 Simplify comparison of `low'.
8900 (add_operand): Fix formatting.
8901 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
8902 (mask_operand): Disallow mask to wrap in 64-bit mode.
8903 (rs6000_stack_info): Remove redundant test setting push_p.
8904 (output_toc): Fix formatting.
8905 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
8906 cc_reg_not_cr0_operand constraint.
8907 (booldi3, boolcdi3 splitters): Same.
8909 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
8911 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
8913 2002-02-22 David Edelsohn <edelsohn@gnu.org>
8915 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
8916 gcc invoked with -shared-libgcc.
8918 2002-02-22 Jakub Jelinek <jakub@redhat.com>
8920 PR c++/5748
8921 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
8922 decl if any of elements was TREE_USED.
8924 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
8926 * config/sparc/sol2.h: Don't include sys/mman.h.
8927 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
8928 (arith_4096_operand): Don't throw high bits away.
8929 (const64_operand): Take sign extension of CONST_INTs into account.
8930 (const64_high_operand, sparc_emit_set_const32): Likewise.
8931 (GEN_HIGHINT64): Likewise.
8932 (sparc_emit_set_const64_quick1): Likewise.
8933 (const64_is_2insns): Likewise.
8934 (print_operand): Use trunc_int_for_mode for sign extension.
8935 * config/sparc/sparc.h (SMALL_INT32): Likewise.
8936 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
8937 chars. Assume CONST_INT is already properly sign-extended.
8938 (movdi split): Sign-extend each SImode part.
8939 (andsi3 split): Don't mask high bits off, so that result
8940 remains properly sign-extend.
8941 (iorsi3 split): Likewise.
8942 (xorsi3 split): Likewise.
8944 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
8946 * fold-const.c (fold): Fix typo in comments.
8948 2002-02-21 Diego Novillo <dnovillo@redhat.com>
8950 * Makefile.in (langhooks.o): Update dependencies.
8952 2002-02-21 Diego Novillo <dnovillo@redhat.com>
8954 * langhooks.c: Include flags.h.
8956 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
8958 * testsuite/gcc.dg/attr-alwaysinline.c: New.
8960 * c-common.c (c_common_post_options): Set inline trees by
8961 default.
8963 * doc/extend.texi (Function Attributes): Document always_inline
8964 attribute.
8965 Update documentation about inlining when not optimizing.
8967 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
8969 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
8970 unless DECL_ALWAYS_INLINE.
8972 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
8973 unless DECL_ALWAYS_INLINE.
8974 (c_disregard_inline_limits): Disregard if always_inline set.
8976 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
8977 Disregard if always_inline set.
8978 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
8979 unless DECL_ALWAYS_INLINE.
8981 * attribs.c (handle_always_inline_attribute): New.
8982 (c_common_attribute_table): Add always_inline.
8984 * config/rs6000/altivec.h: Add prototypes for builtins
8985 requiring the always_inline attribute.
8987 2002-02-21 Eric Christopher <echristo@redhat.com>
8989 * expmed.c (store_bit_field): Try to simplify the subreg
8990 before generating a new one when when the mode size of
8991 value is less than maxmode.
8993 2002-02-21 Richard Henderson <rth@redhat.com>
8995 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
8996 than gen_rtx_PLUS to form the sum.
8997 * explow.c (force_reg): Rearrange to not allocate new pseudo
8998 when force_operand returns a register.
8999 * expr.c (expand_assignment): Allow offset_rtx expansion to
9000 return a sum. Do not force addresses into registers.
9001 (expand_expr): Likewise.
9002 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
9003 to canonicalize arithmetic that didn't simpify.
9004 (simplify_plus_minus): New argument force; update
9005 all callers. Don't split CONST unless we can do something with it,
9006 and wouldn't lose the constness of the operands.
9008 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
9009 that we generated earlier.
9011 2002-02-21 Tom Tromey <tromey@redhat.com>
9013 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
9014 (output_line_info): Use constant `1', with a long explanatory
9015 comment.
9016 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
9018 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
9020 * jump.c (redirect_jump): If old label has no UID, don't try to
9021 delete it.
9023 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
9025 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
9026 If input is constant, do shifts at compile time.
9028 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
9030 * doc/extend.texi: Fix some more overfull hboxes.
9032 2002-02-21 Jakub Jelinek <jakub@redhat.com>
9034 PR optimization/4994
9035 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
9036 register moves.
9038 2002-02-21 Jakub Jelinek <jakub@redhat.com>
9040 PR c++/4574
9041 * expr.h (expand_and): Add mode argument.
9042 * expmed.c (expand_and): Add mode argument.
9043 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
9044 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
9045 * except.c (expand_builtin_extract_return_addr): Likewise.
9046 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
9047 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
9048 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
9049 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
9050 * config/c4x/c4x.md: Use GEN_INT (x) instead of
9051 gen_rtx (CONST_INT, VOIDmode, x).
9053 2002-02-21 Jakub Jelinek <jakub@redhat.com>
9055 PR c/4697:
9056 * stmt.c (warn_if_unused_value): Move side effects test once more.
9058 2002-02-20 Torbjorn Granlund <tege@swox.com>
9060 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
9061 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
9063 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
9065 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
9066 SUBREG or ZERO_EXTEND.
9068 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
9070 * sh.h (current_function_anonymous_args): Remove.
9071 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
9072 of current_function_varargs and current_function_stdarg is set.
9073 * sh.c (sh_expand_prologue): Check current_function_varargs /
9074 current_function_stdarg / TARGET_SH5 instead of
9075 current_function_anonymous_args.
9077 * sh64.h (TARGET_VERSION): Define.
9079 2002-02-20 David Edelsohn <edelsohn@gnu.org>
9081 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
9082 VRSAVE_REGNO on TARGET_ALTIVEC.
9084 2002-02-20 Alan Modra <amodra@bigpond.net.au>
9086 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
9087 bits of SImode const_int.
9088 (includes_rshift_p): Likewise.
9089 (print_operand): Call mask_operand and mask64_operand with correct
9090 mode.
9091 (rs6000_output_function_epilogue): Pad traceback table to word.
9092 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
9093 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
9094 mask64_operand with correct mode.
9095 (FUNCTION_ARG_REGNO_P): Correct parentheses.
9097 2002-02-20 Jakub Jelinek <jakub@redhat.com>
9099 PR debug/4461
9100 * varasm.c (get_pool_constant_mark): New.
9101 * rtl.h (get_pool_constant_mark): Add prototype.
9102 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
9103 be represented if it has not been output.
9105 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
9107 * combine.c (do_SUBST): Sanity check substitutions of
9108 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
9109 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
9110 CONST_INT into its operand.
9111 (known_cond): Likewise, for ZERO_EXTEND.
9112 * simplify-rtx.c (simplify_unary_operation): Fix condition to
9113 allow for simplification of wide modes. Reject CONST_INTs in
9114 ZERO_EXTEND when their actual mode is not given.
9116 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
9118 * c-decl.c (pushdecl): If no global declaration is found for an
9119 extern declaration in block scope, try a limbo one.
9121 2002-02-20 Jakub Jelinek <jakub@redhat.com>
9123 PR c++/4401
9124 * c-common.c (pointer_int_sum): Moved from...
9125 * c-typeck.c (pointer_int_sum): ...here.
9126 * c-common.h (pointer_int_sum): Add prototype.
9128 2002-02-20 Jakub Jelinek <jakub@redhat.com>
9130 PR c++/5713
9131 * c-decl.c (duplicate_decls): Return 0 if issued error about
9132 redeclaration.
9134 2002-02-20 Roger Sayle <roger@eyesopen.com>
9135 Jakub Jelinek <jakub@redhat.com>
9137 PR c/4389
9138 * tree.c (host_integerp): Ensure that the constant integer is
9139 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
9140 when pos is zero or non-zero respectively. Clarify comment.
9141 * c-format.c (check_format_info_recurse): Fix host_integerp
9142 usage; the pos argument should be zero when assigning to a
9143 signed HOST_WIDE_INT.
9145 2002-02-20 Richard Henderson <rth@redhat.com>
9147 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
9148 of the operand, rather than assuming TImode.
9149 (ix86_expand_binop_builtin): Cope with commutative patterns
9150 using nonimmediate_operand for both operands.
9151 (ix86_expand_timode_binop_builtin): Likewise.
9152 (ix86_expand_store_builtin): Validate operand 1.
9153 (ix86_expand_unop1_builtin): Likewise.
9155 2002-02-20 Philip Blundell <philb@gnu.org>
9157 PR 5705
9158 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
9160 2002-02-20 Richard Henderson <rth@redhat.com>
9162 PR c/5615
9163 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
9165 2002-02-20 Tom Tromey <tromey@redhat.com>
9167 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
9168 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
9169 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
9170 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
9171 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
9172 unconditionally.
9174 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
9176 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
9177 for (const_int 0) in X not just INTVAL.
9179 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
9181 * doc/extend.texi: Avoid or reduce overfull hboxes.
9183 2002-02-20 Diego Novillo <dnovillo@redhat.com>
9185 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
9186 operations if the field does not start at a mode boundary.
9188 2001-02-20 Joel Sherrill <joel@OARcorp.com>
9190 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
9191 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
9192 Also done for -Acpu and -Amachine.
9194 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
9196 * cppinit.c (init_dependency_output): Take deps output file
9197 from -o if none given with -MF. Suppress normal output.
9198 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
9199 * doc/cpp.texi, doc/invoke.texi: Update.
9201 2002-02-19 Zack Weinberg <zack@codesourcery.com>
9203 * toplev.c (output_quoted_string): Write unprintable
9204 characters with octal escapes.
9206 2002-02-19 David Edelsohn <edelsohn@gnu.org>
9208 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
9209 really_call_used[VRSAVE_REGNO] if not Altivec.
9211 2002-02-19 Alan Modra <amodra@bigpond.net.au>
9213 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
9214 MODE_MASK.
9215 (constant_pool_expr_1): Fix formatting.
9216 (rs6000_legitimize_reload_address): Likewise.
9218 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9220 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
9221 now that we have one.
9223 2002-02-19 Zack Weinberg <zack@codesourcery.com>
9225 * tree.h (struct tree_common): Remove aux. Add unused_0 at
9226 end of first block of bitfields (which was only seven bits);
9227 rename dummy to unused_1; remove comment which is no longer true.
9229 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
9231 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
9233 2002-02-19 Philip Blundell <pb@nexus.co.uk>
9235 PR 5399
9236 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
9237 if generating PIC.
9239 PR 5054
9240 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
9241 arm_is_longcall_p rather than inspecting call-type cookie
9242 directly.
9243 (call_value_insn) [TARGET_THUMB]: Likewise.
9245 2002-02-19 Graham Stott <grahams@redhat.com>
9247 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
9249 2002-02-19 David Edelsohn <edelsohn@gnu.org>
9251 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
9252 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
9253 (FP_SAVE_INLINE): Delete.
9255 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
9256 * config/rs6000/eabi.asm: Remove ABI save restore routines.
9257 * config/rs6000/t-ppccomm: Build crtsavres.o.
9258 * config/rs6000/crtsavres.asm: New file.
9260 2002-02-19 Philip Blundell <philb@gnu.org>
9262 * config/arm/arm.c (use_return_insn): Don't reject interrupt
9263 functions.
9264 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
9265 (output_return_instruction): Allow interrupt functions to return with
9266 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
9267 (arm_expand_prologue): Subtract 4 before stacking LR in an
9268 interrupt function.
9270 2002-02-19 Philip Blundell <pb@nexus.co.uk>
9272 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
9273 decl, not just FUNCTION_DECL.
9274 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
9275 (arm_assemble_integer): Likewise.
9276 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
9277 marked local.
9279 2002-02-19 matthew green <mrg@eterna.com.au>
9281 * config.gcc (sparc-*-netbsdelf*): Enable target.
9282 (sparc64-*-netbsd*): New target.
9283 * config/sparc/netbsd-elf.h: New file.
9284 * config/sparc/t-netbsd64: New file.
9286 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
9288 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
9290 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
9292 * doc/invoke.texi: explicitly list the style guidelines that
9293 -Weffc++ checks for.
9295 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
9297 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
9299 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
9301 PR other/5718
9302 * gcc.c (cpp_unique_options): Treat -o as indicating object file
9303 only if not -E. If -E, pass -o through to the preprocessor.
9305 2002-02-19 Kazu Hirata <kazu@hxi.com>
9307 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
9308 register number with an appropriate macro.
9310 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
9312 * doc/rtl.texi (Constants): Close @code tag.
9314 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
9316 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
9317 ("mmx_uavgv4hi3"): Same.
9318 ("pmulhrwv4hi3"): Same.
9320 * tree-inline.c (walk_tree): Handle vectors.
9322 * c-common.c (constant_expression_warning): Handle vectors.
9323 (overflow_warning): Same.
9325 * sched-deps.c (sched_analyze_2): Handle vectors.
9327 * rtlanal.c (rtx_unstable_p): Handle vectors.
9328 (rtx_varies_p): Same.
9329 (count_occurrences): Same.
9330 (regs_set_between_p): Same.
9331 (modified_between_p): Same.
9332 (modified_in_p): Same.
9333 (volatile_insn_p): Same.
9334 (volatile_refs_p): Same.
9335 (side_effects_p): Same.
9336 (may_trap_p): Same.
9337 (inequality_comparisons_p): Same.
9338 (replace_regs): Same.
9339 (computed_jump_p_1): Same.
9341 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
9342 argument.
9343 (inner_mode_array): New.
9344 (copy_rtx): Handle vectors.
9345 (copy_most_rtx): Same.
9346 (rtx_equal_p): Same.
9347 (get_mode_alignment): Adjust for vectors.
9349 * resource.c (mark_referenced_resources): Handle vectors.
9350 (mark_set_resources): Same.
9352 * reload1.c (eliminate_regs): Handle vectors.
9353 (elimination_effects): Same.
9354 (scan_paradoxical_subregs): Same.
9356 * reload.c (subst_reg_equivs): Handle vectors.
9358 * regrename.c (scan_rtx): Handle vectors.
9360 * regclass.c (reg_scan_mark_refs): Handle vectors.
9362 * recog.c (find_single_use_1): Handle vectors.
9364 * local-alloc.c (equiv_init_varies_p): Handle vectors.
9365 (contains_replace_regs): Same.
9366 (memref_referenced_p): Same.
9368 * integrate.c (copy_rtx_and_substitute): Handle vectors.
9369 (subst_constants): Same.
9371 * genattrtab.c (attr_copy_rtx): Handle vectors.
9372 (encode_units_mask): Same.
9373 (clear_struct_flag): Same.
9374 (count_sub_rtxs): Same.
9376 * gcse.c (want_to_gcse_p): Handle vectors.
9377 (oprs_unchanged_p): Same.
9378 (hash_expr_1): Same.
9379 (oprs_not_set_p): Same.
9380 (expr_killed_p): Same.
9381 (compute_transp): Same.
9382 (store_ops_ok): Same.
9384 * function.c (purge_addressof_1): Do not allow paradoxical subregs
9385 of vectors.
9386 (fixup_var_refs_1): Same.
9387 (instantiate_virtual_regs_1): Same.
9389 * fold-const.c (operand_equal_p): Handle vectors.
9390 (fold): Same.
9391 (rtl_expr_nonnegative_p): Same.
9393 * flow.c (mark_used_regs): Handle vectors.
9395 * df.c (df_uses_record): Handle vectors.
9397 * cselib.c (cselib_subst_to_values): Handle vectors.
9398 (cselib_mem_conflict_p): Same.
9399 (hash_rtx): Same.
9401 * cse.c (canon_reg): Handle vectors.
9402 (fold_rt): Same.
9403 (cse_process_notes): Same.
9404 (count_reg_usage): Same.
9405 (canon_hash): Same.
9407 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
9409 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
9411 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
9412 (gen_rtx): Handle CONST_VECTOR.
9413 (gen_const_vector_0): New.
9414 (copy_rtx_if_shared): CONST_VECTORs can be shared.
9415 (reset_used_flags): Same.
9416 (copy_insn_1): Same.
9417 (initializer_constant_valid_p): Handle VECTOR_CST.
9419 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
9421 * doc/rtl.texi (Constants): Document const_vector.
9422 (CONST0_RTX): Update for vectors.
9423 (RTL sharing): Same.
9425 * print-tree.c (print_node): Add case for VECTOR_CST.
9427 * tree.h (TREE_VECTOR_CST_ELTS): New.
9428 (struct tree_vector): New.
9429 (union tree_node): Add vector node.
9430 (build_vector): Add prototype.
9432 * tree.def (VECTOR_CST): New.
9434 * tree.c (build_vector): New.
9436 * expmed.c (make_tree): Handle CONST_VECTOR.
9438 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
9439 (CONST_VECTOR_ELT): New.
9440 (CONST_VECTOR_NUNITS): New.
9442 * machmode.h (GET_MODE_INNER): New.
9443 (DEF_MACHMODE): Accept 8th arg.
9445 * machmode.def: Add 8th argument for vector inner mode.
9446 Add inner vector modes for vectors.
9448 * rtl.def (VEC_CONST): Remove.
9449 (CONST_VECTOR): New.
9451 * expr.c (clear_storage): Allow vectors.
9452 (is_zeros_p): Handle VECTOR_CST.
9454 * varasm.c (output_constant_pool): Handle vectors.
9455 (rtx_const): Add veclo and vechi fields.
9456 (kind): Add RTX_VECTOR.
9457 (decode_rtx_const): Add case for vector.
9459 * config/rs6000/rs6000-protos.h: Add zero_constant.
9461 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
9462 constants. Force easy vector constants into memory.
9463 (easy_vector_constant): New.
9464 (emit_easy_vector_constant): New.
9465 (rs6000_legitimize_reload_address): Do not generate bad reloads on
9466 darwin.
9468 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
9469 instruction does.
9470 ("altivec_lvxl"): Same.
9471 (altivec_lvebx): Same.
9472 (altivec_lvehx): Same.
9473 (altivec_lvewx): Same.
9474 ("*movv4si_const0"): New.
9475 ("*movv4sf_const0"): New.
9476 ("*movv8hi_const0"): New.
9477 ("*movv16qi_const0"): New.
9479 2002-02-18 Kazu Hirata <kazu@hxi.com>
9481 * config/h8300/h8300.c (notice_update_cc): Use
9482 cc_status.value2.
9484 2002-02-18 Kazu Hirata <kazu@hxi.com>
9486 * config/h8300/h8300.md (divmod patterns): Change the
9487 constraints for operands[1] to register_operand.
9489 2002-02-18 Kazu Hirata <kazu@hxi.com>
9491 * config/h8300/h8300-protos.h: Remove the prototype for
9492 p_operand.
9493 * config/h8300/h8300.c (p_operand): Remove.
9494 * config/h8300/h8300.md: Replace p_operand with
9495 const_int_operand.
9497 2002-02-18 Philip Blundell <pb@nexus.co.uk>
9499 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
9500 comment.
9501 (output_return_instruction): Allow use of LDR to unstack
9502 return addresss even for interrupt handlers or when
9503 interworking. If compiling for ARMv5, use interworking-safe
9504 return instructions by default. Remove duplicated code and
9505 lengthy "strcat" sequences.
9507 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9509 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
9510 (LINK_EH_SPEC): Define.
9511 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
9513 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
9515 * config/s390/s390.c (s390_emit_prologue): Do not set the
9516 frame_related flag for call-clobbered registers.
9518 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
9520 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
9521 (construct_container): Fix handling of SSE operands.
9522 (ix86_expand_builtin): Fix handling of 64bit pointers.
9523 (mmx_maskmovq_rex): New pattern.
9525 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
9527 * regrename.c (kill_set_value): Handle subregs properly.
9529 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
9531 * objc/objc-act.c (handle_impent): Remove leading '*'
9532 from objc_class_name.
9534 2002-02-17 Richard Henderson <rth@redhat.com>
9536 * config/alpha/alpha.c (some_small_symbolic_operand,
9537 some_small_symbolic_operand_1, split_small_symbolic_operand,
9538 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
9539 Handle small SYMBOL_REFs anywhere, not just inside memories.
9540 * config/alpha/alpha-protos.h: Update.
9541 * config/alpha/alpha.h (PREDICATE_CODES): Update.
9542 * config/alpha/alpha.md (small symbolic operand splitter): Update.
9544 2002-02-17 Roland McGrath <roland@frob.com>
9546 * config.gcc (powerpc-*-gnu-gnualtivec*,
9547 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
9548 * config/rs6000/gnu.h: New file.
9549 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
9550 Grok "gnu" in rs6000_abi_name.
9551 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
9552 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
9553 Grok -mcall-gnu analogous to -mcall-linux et al.
9554 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
9555 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
9556 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
9558 2002-02-17 Jakub Jelinek <jakub@redhat.com>
9560 PR c/3444:
9561 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
9562 shortening.
9564 2002-02-17 Philipp Thomas <pthomas@suse.de>
9566 * config/cris/cris.h: Undefine STARTFILE_SPEC and
9567 ENDFILE_SPEC before (re)defining them.
9569 2002-02-17 Kazu Hirata <kazu@hxi.com>
9571 * config/h8300/h8300.c: Fix formatting.
9572 * config/h8300/h8300.h: Likewise.
9574 2002-02-17 Philipp Thomas <pthomas@suse.de>
9576 * doc/tm.texi: Explain why empty strings should not be
9577 marked for translation.
9579 2002-02-17 Philipp Thomas <pthomas@suse.de>
9581 * final.c (output_operand_lossage): Changed to accept
9582 printf style arguments. Change calls where necessary.
9583 * output.h (output_operand_lossage): Change declaration
9584 accordingly. Update copyright.
9585 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
9586 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
9587 Update copyright date where necessary.
9589 * config/i386/i386.c (print_operand): Likewise. Remove use of
9590 sprintf.
9592 * config/cris/cris.c (cris_operand_lossage): Likewise.
9593 Rename parameter so that exgettext recognizes it as
9594 translatable message.
9595 (LOSE_AND_RETURN): Rename parameter to msgid.
9597 2002-02-17 Kazu Hirata <kazu@hxi.com>
9599 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
9600 hard coded register number with an appropriate macro.
9601 (HARD_REGNO_MODE_OK): Likewise.
9602 (ARG_POINTER_REGNUM): Likewise.
9603 (STATIC_CHAIN_REGNUM): Likewise.
9604 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
9605 * config/h8300/h8300.md (define_constants): Define more
9606 register numbers.
9608 2002-02-17 Philipp Thomas <pthomas@suse.de>
9610 * config/i386/i386.h: Don't mark empty strings for translation.
9612 2002-02-16 H.J. Lu <hjl@gnu.org>
9614 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
9616 2002-02-16 Zack Weinberg <zack@codesourcery.com>
9618 * cppinit.c (merge_include_chains): Check for brack being
9619 NULL before attempting to merge it with qtail.
9621 2002-02-16 Andrew Cagney <ac131313@redhat.com>
9623 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
9624 DBX_DEBUG.
9626 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
9628 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
9630 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
9632 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
9633 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
9634 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
9636 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9638 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
9639 now only if !TARGET_FIX.
9640 (*movsi_nt_vms_fix): New pattern.
9642 2002-02-16 Douglas B Rupp <rupp@gnat.com>
9644 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
9645 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
9646 (alpha_sa_mask, alpha_sa_size): Reflect above change.
9647 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
9648 (alpha_start_function, alpha_expand_epilogue): Likewise.
9649 (unicosmk_gen_dsib): Likewise.
9651 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9653 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
9655 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
9657 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
9658 check_and_change_labels, s390_final_chunkify): Delete.
9659 (s390_split_branches, s390_chunkify_pool): New functions.
9660 (s390_function_prologue): Call them.
9662 * config/s390/s390.h (S390_REL_MAX): Delete.
9663 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
9665 * config/s390/s390.md (cjump, icjump, jump): Fix length
9666 attribute calculation.
9669 2002-02-15 David Edelsohn <edelsohn@gnu.org>
9671 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
9672 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
9674 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
9676 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
9677 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
9678 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
9680 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
9682 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
9684 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
9686 * reload.c (find_dummy_reload): Check that an output register
9687 is valid for its mode.
9689 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
9691 * combine.c (known_cond): After replacing the REG of a SUBREG, try
9692 to simplify it.
9694 * function.c (assign_parms): Demote promoted argument passed by
9695 transparent reference.
9697 2001-02-14 Joel Sherrill <joel@OARcorp.com>
9699 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
9700 -Acpu() and -Amachine() to eliminate warnings.
9702 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
9704 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
9706 2002-02-14 Kazu Hirata <kazu@hxi.com>
9708 * config/h8300/h8300-protos.h: Update the prototype for
9709 const_costs.
9710 * config/h8300/h8300.c (const_costs): Treat SET as a little
9711 more expensive operation.
9712 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
9713 reference to const_costs.
9715 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
9717 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
9719 2002-02-14 Jakub Jelinek <jakub@redhat.com>
9721 PR c/5503:
9722 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
9723 use arguments from newtype.
9725 2002-02-13 Eric Christopher <echristo@redhat.com>
9727 * config/mips/mips.c (override_options): Add check for march/mipsX
9728 on the same command line. Fix error message in cpu processing.
9729 Remove architecture and ISA checks.
9731 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
9733 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
9735 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
9737 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
9739 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
9740 alternatives.
9741 ("*movv8hi_internal1"): Same.
9742 ("*movv16qi_internal1"): Same.
9743 ("*movv4sf_internal1"): Same.
9745 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
9746 not push_reload for altivec modes.
9748 2002-02-13 Joel Sherrill <joel@OARcorp.com>
9750 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
9751 all RTEMS targets including removal of #includes from config/*/rtems*.h
9752 file and adding them to tm_file setting. Added xm_defines=POSIX to
9753 many targets.
9754 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
9755 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
9756 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
9757 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
9758 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
9759 config/m68k/rtemself.h: Ditto.
9760 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
9761 config/mips/rtems64.h: Ditto.
9762 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
9763 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
9764 Ditto.
9765 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
9766 config/sparc/rtemself.h: Ditto.
9767 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
9768 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
9769 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
9770 more like arm-elf.
9771 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
9772 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
9773 target made more similar to i386-elf.
9774 * config/i386/t-rtems-i386: Added soft float support and multilibs.
9775 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
9776 be similar to config/m68k/t-m68kelf.
9777 * gthr-rtems.h: Encapsulate with extern "C" for C++.
9779 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
9781 * regmove.c (kill_value): Handle subregs.
9783 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
9785 * i386.md (mul patterns): Allow memory operand to be first;
9786 add expanders where needed; fix constraints.
9787 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
9788 Allow memory operand to be the first.
9790 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
9791 operands.
9793 2002-02-13 Jakub Jelinek <jakub@redhat.com>
9795 PR c/5681:
9796 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
9797 GET_MODE (x).
9799 2002-02-13 Jakub Jelinek <jakub@redhat.com>
9801 PR optimization/5547:
9802 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
9803 all valid IA-32 address modes involving non-scaled %ebx and
9804 GOT/GOTOFF as displacement.
9806 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
9808 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
9809 after emitting ltorg insns.
9811 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
9812 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
9813 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
9814 *abssf2): Fix "op_type" attribute.
9816 2002-02-13 Douglas B Rupp <rupp@gnat.com>
9818 * mkconfig.sh: Avoid using a subshell redirect.
9819 ($output.T): Change to $(output)T.
9820 (ENABLE_NLS): Remove unneeded undef.
9822 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
9823 * config/alpha/x-vms (libsubdir): Define.
9825 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
9826 register frame procedures. Optimize retrieving context.
9828 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
9829 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
9830 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
9832 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9834 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
9835 Make same change as for find_base_value.
9837 2002-02-13 Kazu Hirata <kazu@hxi.com>
9839 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
9840 of QImode and SImode.
9842 2002-02-13 Kazu Hirata <kazu@hxi.com>
9844 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
9845 length computation of movsi.
9846 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
9848 2002-02-13 Kazu Hirata <kazu@hxi.com>
9850 * config/h8300/h8300.md (subqi3): Tighten the predicate for
9851 operands[2] to register_operand.
9853 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
9855 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
9857 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
9859 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
9860 for altivec_lvx* and altivec_stvx*.
9861 ("*movv4si_internal"): Add constraint for loading from GPRs.
9862 ("*movv8hi_internal1"): Same.
9863 ("*movv16qi_internal1"): Same.
9864 ("*movv4sf_internal1"): Same.
9866 * config/rs6000/rs6000.c (altivec_register_operand): New.
9868 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
9869 altivec_register_operand.
9871 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
9873 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
9874 handle SYMBOL_REF.
9876 2002-02-13 Stan Shebs <shebs@apple.com>
9878 * c-typeck.c (digest_init): Handle vectors.
9879 (really_start_incremental_init): Same.
9880 (pop_init_level): Same.
9881 (process_init_element): Same.
9883 * varasm.c (output_constant): Same.
9885 * expr.c (clear_storage): Same.
9886 (store_constructor): Same.
9888 2002-02-12 Eric Christopher <echristo@redhat.com>
9890 * explow.c (hard_function_value): Add comment explaining
9891 signed/unsigned comparison.
9893 2002-02-12 Jakub Jelinek <jakub@redhat.com>
9895 * jump.c (never_reached_warning): Add finish argument.
9896 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
9897 real insn after end.
9898 * rtl.h (never_reached_warning): Adjust prototype.
9899 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
9900 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
9901 never_reached_warning.
9903 2002-02-12 Graham Stott <grahams@redhat.com>
9905 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
9907 2002-02-12 Kazu Hirata <kazu@hxi.com>
9909 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
9910 logical shifts on H8/300.
9911 (shift_alg_si): Improve several shifts on H8/300.
9912 (get_shift_alg): Likewise.
9914 2002-02-12 Graham Stott <grahams@redhat.com>
9916 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
9918 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9920 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
9921 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
9923 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
9925 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
9926 non-CONST_INT through default_assemble_integer.
9927 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
9928 <case 8>: Abort for CONST_DOUBLE.
9930 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
9932 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
9933 is specified.
9934 * config/pa/pa-linux.h (LIB_SPEC): Delete.
9935 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
9937 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
9939 * config/stormy16/stormy16.md (zero_extendqihi2): New.
9941 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
9943 * regrename.c (regrename_optimize): Don't accept a
9944 part-clobbered register if the replaced register is not part
9945 clobbered.
9947 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
9948 take padding into account when computing the argument value.
9950 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
9952 * combine.c (try_combine): Apply substitutions in
9953 CALL_INSN_FUNCTION_USAGE too.
9955 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
9957 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
9958 __builtin_altivec_abs*.
9959 (bdesc_abs): New.
9961 * config/rs6000/rs6000.h (rs6000_builtins): Add
9962 ALTIVEC_BUILTIN_ABS*.
9964 * config/rs6000/altivec.h: Use const char for builtins expecting
9965 literals.
9966 (vec_abs): New versions for C and C++.
9967 (vec_abss): Same.
9969 2002-02-10 Kazu Hirata <kazu@hxi.com>
9971 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
9972 using Pmode.
9974 2002-02-10 Kazu Hirata <kazu@hxi.com>
9976 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
9977 constant definition from h8300.md.
9978 (FRAME_POINTER_REGNUM): Likewise.
9979 * config/h8300/h8300.md (define_constants): Add FP_REG.
9981 2002-02-10 Kazu Hirata <kazu@hxi.com>
9983 * config/h8300/h8300.c (print_operand): Remove redundant code.
9985 2002-02-10 Kazu Hirata <kazu@hxi.com>
9987 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
9988 * config/h8300/h8300.c (byte_reg): Make it static.
9990 2002-02-10 Richard Henderson <rth@redhat.com>
9992 PR c/5623
9993 * c-typeck.c (incomplete_type_error): Handle flexible array members.
9995 2002-02-10 Richard Henderson <rth@redhat.com>
9997 PR c++/5624
9998 * tree.c (append_random_chars): Don't abort if main_input_filename
9999 does not exist.
10001 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
10003 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
10005 2002-02-10 Kazu Hirata <kazu@hxi.com>
10007 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
10008 (pushhi1): Likewise.
10010 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
10012 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
10013 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
10015 2002-02-09 David O'Brien <obrien@FreeBSD.org>
10017 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
10018 remove MASK_VIS.
10019 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
10021 2002-02-09 Kazu Hirata <kazu@hxi.com>
10023 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
10024 a half of an SImode register on H8/300.
10026 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
10028 * i386.md (movdi_2): Add missing '!'.
10030 2002-02-09 Kazu Hirata <kazu@hxi.com>
10032 * config/h8300/h8300.h: Fix formatting. Remove commented-out
10033 definitions.
10035 2002-02-09 Kazu Hirata <kazu@hxi.com>
10037 * config/h8300/h8300.md (length): Correct the distance valid
10038 for the short branch.
10040 2002-02-09 Kazu Hirata <kazu@hxi.com>
10042 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
10044 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
10046 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
10047 registers in SImode.
10048 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
10049 part-clobbered.
10051 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
10052 patch.
10054 Contribute sh64-elf.
10055 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
10056 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
10057 (sh_cannot_modify_jumps_p): New function.
10058 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
10059 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
10060 (sh_ms_bitfield_layout_p): New function.
10061 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
10062 Zack Weinberg <zack@codesourcery.com>
10063 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
10064 expand_simple_binop instead of expand_binop.
10065 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
10066 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
10067 use of .quad and .uaquad.
10068 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
10069 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
10070 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10071 * config/sh/sh.md (movdi_const, movdi_const_32bit,
10072 movdi_const_16bit): Make sure all CONSTs have modes.
10073 (sym2PIC): Ditto, but by adjusting all callers.
10074 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
10075 if the prologue calls the SHmedia argument decoder or register
10076 saver.
10077 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10078 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
10079 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
10080 (sh_expand_epilogue): Don't emit USE of return target register.
10081 (prepare_move_operands): Legitimize DImode PIC addresses.
10082 (sh_media_register_for_return): Skip tr0, used to initialize the
10083 PIC register.
10084 (sh_expand_prologue): Remove explicit USE of return register.
10085 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
10086 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
10087 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
10088 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
10089 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
10090 EXTRA_CONSTRAINT_T.
10091 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
10092 (MOVI_SHORI_BASE_OPERAND_P): New.
10093 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
10094 (EXTRA_CONSTRAINT_T): Define in terms of them.
10095 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
10096 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
10097 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
10098 alternatives supporting TARGET_REGS.
10099 (UNSPEC_GOTPLT): New constant.
10100 (movdi split): Move incrementing of LABEL_NUSES...
10101 (movdi_const, movdi_const_32bit): Here. Use
10102 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
10103 (movdi_const_16bit): New.
10104 (call, call_value) [flag_pic]: Use GOTPLT.
10105 (call_pop, call_value_pop): New expands.
10106 (call_pop_compact, call_pop_rettramp): New insns.
10107 (call_value_pop_compact, call_value_pop_rettramp): New insns.
10108 (sibcall) [flag_pic]: Use GOT.
10109 (builtint_setjmp_receiver): Remove bogus, unused expand.
10110 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
10111 (*pt, *ptb, ptrel): New insns.
10112 (sym2GOT): Handle DImode GOT.
10113 (sym2GOTPLT, symGOTPLT2reg): New expands.
10114 (sym2PIC): New expand.
10115 (shcompact_return_tramp): Use GOTPLT to return trampoline.
10116 (shcompact_return_tramp_i): Use return register explicitly.
10117 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
10118 disable flag_reorder_blocks.
10119 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
10120 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
10121 clobbers, for clarity.
10122 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
10123 restoring of r0 in macl as MAYBE_DEAD.
10124 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
10125 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
10126 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
10127 alter_subreg all over.
10128 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
10129 reload, instead of emitting instructions that would require
10130 reloading.
10131 (casesi_load_media): Add missing modes.
10132 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
10133 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
10134 as used if the argument decoder is called.
10135 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
10136 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
10137 Pmode, then extend it to DImode if necessary.
10138 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
10139 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
10140 constants in FPU-enabled SHmedia, let them be loaded from memory.
10141 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
10142 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
10143 Adjust whitespace in assembly output templates.
10144 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
10145 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
10146 mode of if_then_else.
10147 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
10148 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
10149 sh.h.
10150 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
10151 Joern Rennecke <amylaar@redhat.com>
10152 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
10153 (SUBTARGET_CPP_PTR_SPEC): New.
10154 (SUBTARGET_CPP_SPEC): Remove.
10155 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
10156 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
10157 Fix typo in previous checkin.
10158 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
10159 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
10160 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
10161 Alexandre Oliva <aoliva@redhat.com>
10162 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
10163 what single FP register can hold for SHmedia target.
10164 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
10165 Alexandre Oliva <aoliva@redhat.com>
10166 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
10167 Do not split into SUBREG.
10168 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
10169 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
10170 and added new functions as specified in SH5 ABI r9.
10171 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
10172 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
10173 8-byte boundary.
10174 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
10175 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
10176 gen_consttable_4 and gen_consttable_8. Emit multiple labels
10177 and consttable_window_ends.
10178 2001-06-03 Graham Stott <grahams@redhat,com>
10179 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
10180 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
10181 * config/sh/sh.c (print_operand): Handle floating-point pair,
10182 vector and matrix registers.
10183 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
10184 vector modes into account.
10185 * config/sh/sh.md (movv2sf): Split move between registers into
10186 movdf.
10187 (movv4sf, movv16sf): Introduce insns that get split only after
10188 reload.
10189 * config/sh/shmedia.h: Fix Copyright dates.
10190 * config/sh/ushmedia.h: Likewise. Move loop counter
10191 declarations into conditionals that uses them.
10192 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
10193 loop boundary.
10194 * config/sh/sshmedia.h: Fix Copyright dates.
10195 (sh_media_PUTCFG): Fix constraints.
10196 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
10197 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
10198 ptrmemfunc_vbit_in_delta for SH5.
10199 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
10200 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
10201 * invoke.texi: Likewise.
10202 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
10203 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
10204 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
10205 GCC_pop_shmedia_regs_nofpu): New global symbols.
10206 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
10207 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
10208 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
10209 compact function with nonlocal labels.
10210 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
10211 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
10212 (initial_elimination_offset): Account for their stack space.
10213 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
10214 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
10215 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
10216 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
10217 least one of the operands to be a register.
10218 (movv2sf): Likewise. Renamed to movv2sf_i.
10219 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
10220 prepare_move_operands() before emitting SHmedia insns.
10221 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
10222 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
10223 Don't save nor initialize r12. Don't mis-align the stack.
10224 Pad the code with a nop.
10225 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
10226 stack.
10227 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
10228 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
10229 [__SHMEDIA__]: Implement.
10230 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
10231 * config/sh/sh.md: Set latency of `pt' closer to reality.
10232 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
10233 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
10234 Set move, load and store type attributes.
10235 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
10236 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
10237 profiling.
10238 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
10239 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
10240 * config/sh/sh.c (sh_media_register_for_return): New function.
10241 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
10242 branch-target register.
10243 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
10244 * config/sh/sh.md (return_media_i): Use any call-clobbered
10245 branch-target register.
10246 (return_media): If r18 wasn't copied in the prologue, copy it
10247 here.
10248 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
10249 Clear class FP0_REGS.
10250 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
10251 from elf.h.
10252 2001-03-08 DJ Delorie <dj@redhat.com>
10253 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
10254 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
10255 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
10256 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10257 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
10258 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
10259 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
10260 return value correctly for call_cookie.
10261 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
10262 * config/sh/crt1.asm (start): Modified so as to call
10263 ___setup_argv_and_call_main.
10264 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
10265 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
10266 SHmedia mode.
10267 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
10268 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
10269 (STRIP_NAME_ENCODING): Use it.
10270 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
10271 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
10272 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
10273 prepare_scc_operands().
10274 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
10275 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
10276 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
10277 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
10278 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
10279 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
10280 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
10281 used in shcompact_incoming_args.
10282 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
10283 change.
10284 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
10285 mode.
10286 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
10287 Adjust accordingly.
10288 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10289 Simplify. Adjust. Add sanity check.
10290 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
10291 FPU_SINGLE_BIT.
10292 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
10293 TARGET_SHCOMPACT.
10294 (udivsi3, divsi3): Use them.
10295 (force_mode_for_call): New insn.
10296 (call, call_value, sibcall_value): Emit it before SHcompact
10297 calls.
10298 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
10299 * config/sh/sh.md (call, call_value, sibcall): Make sure the
10300 call cookie is non-NULL before taking its value.
10301 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
10302 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
10303 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
10304 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
10305 block.
10306 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
10307 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
10308 temporary for stack adjusts. Use MACL and MACH to pass
10309 arguments to shcompact_incoming_args.
10310 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
10311 clobber r1.
10312 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
10313 (nested_trampoline): Load static chain address into r1.
10314 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
10315 2001-01-07 Alexandre Oliva <aoliva@redhat.com
10316 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
10317 fp_arith_reg_operand().
10318 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
10319 * config/sh/sh.md (casesi): Sign-extend the first two operands,
10320 and use signed compares for them.
10321 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
10322 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
10323 ones properly aligned.
10324 (find_barrier): Account for extra alignment needed for 8-byte wide
10325 constants.
10326 (machine_dependent_reorg): Require a label for the second 4-byte
10327 constant after an 8-byte one.
10328 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
10329 change.
10330 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
10331 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
10332 last_float when switching float modes.
10333 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
10334 auto-increment for general-purpose registers.
10335 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
10336 result.
10337 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
10338 for stack adjust.
10339 * config/sh/sh.c (sh_builtin_saveregs): Support using all
10340 registers for varargs.
10341 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
10342 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
10343 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
10344 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
10345 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
10346 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
10347 call_cookie accordingly.
10348 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
10349 (SHCOMPACT_BYREF): Likewise.
10350 (SHCOMPACT_FORCE_ON_STACK): New macro.
10351 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
10352 (sh_builtin_saveregs): Likewise.
10353 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
10354 shcompact_incoming_args): Use new shift values. Support
10355 sequences of consecutive and non-consecutive pushes/pops.
10356 * config/sh/sh.md (return): Don't explicitly use PR_REG.
10357 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
10358 * config/sh/sh.h (TEXT_SECTION): Define.
10359 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
10360 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
10361 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
10362 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
10363 return values on FPU-enabled SHmedia.
10364 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
10365 FPU-enabled SHmedia.
10366 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
10367 value is returned in a non-FP reg and is not returned by
10368 reference.
10369 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
10370 jump_ind.
10371 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
10372 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
10373 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
10374 quad-aligned to be passed by callee-copy reference.
10375 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
10376 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
10377 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
10378 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
10379 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
10380 copying low-numbered FP regs to r7 and r8.
10381 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
10382 FP regs to general-purpose regs only if the copy was passed on the
10383 stack.
10384 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
10385 copying FP reg to r9.
10386 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
10387 copy FP regs to general-purpose regs only in outgoing calls.
10388 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
10389 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
10390 HOST_WIDE_INT.
10391 * config/sh/sh.h (struct sh_args): Document all fields.
10392 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
10393 passed partially on the stack should not consider making
10394 sibcalls.
10395 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
10396 stack_regs only for incoming calls. When passing FP args,
10397 make sure there are FP regs available before modifying
10398 call_cookie.
10399 (SHCOMPACT_BYREF): Pass double args in general-purpose
10400 registers by reference.
10401 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
10402 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
10403 attempt to generate sibcalls if the caller got any arguments
10404 by reference.
10405 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
10406 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
10407 to 8-byte boundaries.
10408 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
10409 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
10410 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
10411 stored in the stack.
10412 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
10413 for the offsets to have the ISA bit set.
10414 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
10415 invocation. Use beq instead of bgt to mark end of sequence of
10416 loads.
10417 (shcompact_incoming_args): Fix store of r2. Use beq instead of
10418 bgt to mark end of sequence of stores.
10419 * config/sh/sh.c (arith_operand): Don't check whether
10420 CONST_OK_FOR_J for now.
10421 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
10422 instead of long for conversion.
10423 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
10424 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
10425 before passing it to fprintf.
10426 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
10427 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
10428 Call set_fpscr before reading/writing SR.
10429 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
10430 Call set_fpscr.
10431 * config/sh/lib1funcs.asm: Add `.align 2' directives before
10432 SHmedia code.
10433 (FMOVD_WORKS): Define on SH5 with FPU.
10434 (set_fpscr): Define on SH5. Remove separate _fpscr_values
10435 setting.
10436 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
10437 _fpscr_values.
10438 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
10439 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
10440 address.
10441 (ia_main_table): Ditto.
10442 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
10443 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
10444 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
10445 the definitions from sh.h.
10446 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
10447 TARGET_SH5.
10448 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
10449 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
10450 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
10451 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
10452 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
10453 Increment LABEL_NUSES.
10455 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
10456 TARGET_SH5.
10457 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
10458 defined.
10459 * config/sh/elf.h (SIZE_TYPE): Likewise.
10460 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
10461 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
10462 shcompact_incoming_args): Load switch table addresses using
10463 datalabel.
10464 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
10465 (NO_BUILTIN_SIZE_TYPE): Define.
10466 (SIZE_TYPE): Don't define.
10467 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
10468 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
10469 definition of __SH5__=32 for -m5-compact-nofpu.
10470 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
10471 ADDR_DIFF_VEC.
10472 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
10473 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
10474 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
10475 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
10476 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
10477 (INSN_LENGTH_ALIGNMENT): Likewise.
10478 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
10479 * config/sh/sh.md (call, call_value, sibcall): Simplify
10480 copying of non-branch-target register.
10481 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
10482 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
10483 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
10484 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
10485 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
10486 floating-point values as structs.
10487 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
10488 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
10489 general-purpose register.
10490 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
10491 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
10492 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
10493 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
10494 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
10495 (ENCODE_SECTION_INFO): Enclose variables and constants in
10496 DATALABEL unspecs.
10497 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
10498 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
10499 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
10500 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
10501 only for LABEL_REFs. For SYMBOL_REFs, prepend
10502 SH_DATALABEL_ENCODING to the symbol name.
10503 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
10504 convert_mode().
10505 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
10506 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
10507 UNSPEC_DATALABEL.
10508 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
10509 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
10510 (DATALABEL_REF_P): Don't require CONST.
10511 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
10512 REL label.
10513 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
10514 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
10515 right.
10516 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
10517 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
10518 Use shallow_copy_rtx and PUT_MODE to change the mode of
10519 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
10520 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
10521 on SHmedia using GENERAL_REGs.
10522 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
10523 bltu_media_i): Fix reversion of conditions.
10524 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
10525 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
10526 * config/sh/sh.c (output_far_jump): Save r13 in macl.
10527 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
10528 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
10529 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
10530 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
10531 (GCC_nested_trampoline): Likewise.
10532 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
10533 * config/sh/sh.c (gen_datalabel_ref): Define.
10534 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
10535 (INITIALIZE_TRAMPOLINE): Likewise.
10536 (TRAMPOLINE_ADJUST_ADDRESS): Define.
10537 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
10538 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
10539 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
10540 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
10541 (ic_invalidate): Adjust for SH5.
10542 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
10543 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
10544 _nested_trampoline.
10545 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
10546 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
10547 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
10548 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
10549 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
10550 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
10551 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
10552 * config/sh/sh.c (target_reg_operand): Match only target-branch
10553 registers and pseudos that aren't virtual registers.
10554 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
10555 Copy operands that don't match target_reg_operand to pseudos.
10556 (call_media, call_value_media, sibcall_media): Use
10557 target_reg_operand instead of target_operand.
10558 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
10559 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
10560 * config/sh/sh.c (target_reg_operand): Match hardware registers
10561 other than branch-target registers.
10562 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
10563 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
10564 (fpscr_values) [SH5 == 32]: Define.
10565 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
10566 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
10567 Handle function addresses coming in SUBREGs.
10568 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
10569 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
10570 shcompact_return_trampoline): Use datalabel where appropriate.
10571 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
10572 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
10573 general-purpose register to copy one branch-target register to
10574 another.
10575 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
10576 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
10577 SYMBOL_REFs with VOIDmode.
10578 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
10579 bltu_media_i): New insns.
10580 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
10581 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
10582 (INIT_CUMULATIVE_ARGS): Likewise.
10583 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
10584 * machmode.def (V16SFmode): New mode.
10585 * c-common.c (type_for_mode): Support V2SF and V16SF.
10586 * tree.c (build_common_tree_nodes_2): Likewise.
10587 * tree.h (tree_index): Likewise.
10588 * calls.c (emit_call_1): Take args_so_far. Adjust all
10589 callers. Introduce CALL_POPS_ARGS.
10590 * tm.texi (CALL_POPS_ARGS): Document.
10591 * config/sh/crt1.asm: Implement in SHmedia mode.
10592 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
10593 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
10594 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
10595 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
10596 Implement divsi and udivsi in SHmedia mode. Introduce
10597 SHcompact trampolines.
10598 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
10599 only in SHmedia64.
10600 (regno_reg_class): Rewrite.
10601 (fp_reg_names): Remove.
10602 (sh_register_names, sh_additional_register_names): New.
10603 (print_operand): Added `u'. Support SUBREGs in addresses.
10604 Add parentheses around shifted CONSTs.
10605 (output_file_start): Output .mode and .abi directives.
10606 (shiftcosts, addsubcosts, multcosts): Adjust.
10607 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
10608 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
10609 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
10610 bytes, not registers. Take into account the need for the
10611 SHcompact incoming args trampoline. Adjust all callers.
10612 (sh_expand_prologue): Take stack_regs into account. Call
10613 incoming args trampoline. Keep stack aligned as per SH5 ABI.
10614 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
10615 stack aligned as per SH5 ABI.
10616 (sh_builtin_saveregs): Support SH5 ABI.
10617 (sh_build_va_list, sh_va_start): Likewise.
10618 (initial_elimination_offset): Take alignment into account.
10619 Compute location of PR according to the SH5 stack frame.
10620 (arith_reg_operand): Reject branch-target registers.
10621 (shmedia_6bit_operand): New.
10622 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
10623 (target_reg_operand): Match DImode only. Accept SUBREGs.
10624 (target_operand): New.
10625 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
10626 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
10627 SIBCALL_REGS for SHmedia.
10628 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
10629 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
10630 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
10631 (TARGET_SWITCHES): New SH5 flags.
10632 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
10633 VALID_REGISTER_P to disable unsupported registers.
10634 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
10635 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
10636 (FUNCTION_ARG_PADDING): Define.
10637 (FASTEST_ALIGNMENT): Adjust.
10638 (SH_REGISTER_NAMES_INITIALIZER): New.
10639 (sh_register_names): Declare.
10640 (DEBUG_REGISTER_NAMES): Define.
10641 (REGISTER_NAMES): Define based on sh_register_names.
10642 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
10643 (sh_additional_register_names): Declare.
10644 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
10645 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
10646 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
10647 (REGISTER_NATURAL_MODE): Define.
10648 (FIRST_PSEUDO_REGISTER): Adjust.
10649 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
10650 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
10651 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
10652 (VECTOR_MODE_SUPPORTED_P): Define.
10653 (REG_CLASS_CONTENTS): Adjust.
10654 (SMALL_REGISTER_CLASSES): Adjust.
10655 (REG_ALLOC_ORDER): Adjust.
10656 (INDEX_REG_CLASS): Adjust.
10657 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
10658 (CONST_OK_FOR_LETTER_P): Adjust.
10659 (PREFERRED_RELOAD_CLASS): Adjust.
10660 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
10661 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
10662 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
10663 (FIRST_FP_PARM_REG): Adjust.
10664 (CALL_POPS_ARGS): Define.
10665 (FUNCTION_ARG_REGNO_P): Adjust.
10666 (struct sh_args): New fields.
10667 (GET_SH_ARG_CLASS): Adjust.
10668 (INIT_CUMULATIVE_ARGS): Adjust.
10669 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
10670 (FUNCTION_ARG_ADVANCE): Adjust.
10671 (FUNCTION_ARG): Adjust.
10672 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
10673 (FUNCTION_ARG_CALLEE_COPIES): Define.
10674 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
10675 (STRICT_ARGUMENT_NAMING): Define.
10676 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
10677 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
10678 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
10679 (SETUP_INCOMING_VARARGS): Adjust.
10680 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
10681 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
10682 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
10683 (SUBREG_OK_FOR_INDEX_P): Adjust.
10684 (EXTRA_CONSTRAINT_S): Update.
10685 (EXTRA_CONSTRAINT_T): New.
10686 (EXTRA_CONSTRAINT): Adjust.
10687 (GO_IF_LEGITIMATE_INDEX): Adjust.
10688 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
10689 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
10690 (MOVE_MAX): Adjust.
10691 (MAX_MOVE_MAX): Define.
10692 (Pmode): Adjust.
10693 (CONST_COSTS): Adjust.
10694 (REGISTER_MOVE_COST): Adjust.
10695 (BRANCH_COST): Adjust.
10696 (TEXT_SECTION_ASM_OP): Adjust.
10697 (DBX_REGISTER_NUMBER): Adjust.
10698 (ASM_OUTPUT_DOUBLE_INT): New.
10699 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
10700 (PREDICATE_CODES): Adjust.
10701 (PROMOTE_MODE): Adjust.
10702 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
10703 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
10704 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
10705 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
10706 (DR0_REG, DR2_REG, DR4_REG): Renumber.
10707 (TR0_REG, TR1_REG, TR2_REG): New.
10708 (XD0_REG): Renumber.
10709 (UNSPEC_COMPACT_ARGS): New.
10710 (type): Added pt and ptabs.
10711 (length): Default to 4 on SHmedia. Default pt length to 12
10712 and 20 on SHmedia32 and SHmedia64, respectively.
10713 (pt): New function unit.
10714 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
10715 Add whitespace between operands of SHmedia instructions.
10716 (movdicc): Fix.
10717 (adddi3_media, addsi3_media): Adjust constraints.
10718 (subsi3) [SHmedia]: Force operand 1 into a register.
10719 (udivsi3_i1_media, udivsi3_i4_media): New.
10720 (udivsi3): Support SHmedia.
10721 (divsi3_i1_media, divsi3_i4_media): New.
10722 (divsi3): Support SHmedia.
10723 (anddi3, iordi3, xordi3): Adjust constraints.
10724 (zero_extendhidi2, zero_extendqidi2): New.
10725 (extendsidi2, extendhidi2, extendqidi2): New.
10726 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
10727 (pop_e, pop_fpul, pop_4): Likewise.
10728 (movsi_media): Support FP and BT registers.
10729 (movsi_media_nofpu): New. Adjust splits to DImode.
10730 (lduw, ldub): Renamed to zero_extend* above.
10731 (movqi_media): Fix typo.
10732 (movdi_media): Support FP and BT registers.
10733 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
10734 (movdi_const_32bit): New.
10735 (shori_media): Require immediate operand. Use `u' for output.
10736 (movdf_media, movsf_media): Simplified.
10737 (movdf_media_nofpu, movsf_media_nofpu): New.
10738 (movdf, movsf): Adjust
10739 (movv2sf, movv2sf, movv16sf): New.
10740 (beq_media, beq_media_i): Adjust constraints. Don't use
10741 scratch BT register.
10742 (bne_media, bne_media_i): Likewise.
10743 (bgt_media, bgt_media_i): Likewise.
10744 (bge_media, bge_media_i): Likewise.
10745 (bgtu_media, bgtu_media_i): Likewise.
10746 (bgeu_media, bgeu_media_i): Likewise.
10747 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
10748 bunordered): Emit jump insn. Force operands to registers when
10749 needed.
10750 (jump_media, jump): Simplify.
10751 (call_compact, call_compact_rettramp): New.
10752 (call_value_compact, call_value_compact_rettramp): New.
10753 (call_media, call_value_media): Simplify.
10754 (sibcall_compact, sibcall_media): New.
10755 (call, call_value): Adjust for SHmedia and SHcompact.
10756 (sibcall, sibcall_value, untyped_call): Likewise.
10757 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
10758 (indirect_jump): Adjust for SHmedia.
10759 (casesi_jump_media): New.
10760 (nop): Re-enable for SHmedia.
10761 (call_site): Restrict to SH1.
10762 (casesi): Adjust for SHmedia.
10763 (casesi_shift_media, casesi_load_media): New.
10764 (return): Explicitly use PR register. Call return trampoline
10765 on SHcompact.
10766 (return_i): Explicitly use PR register.
10767 (shcompact_return_tramp, shcompact_return_tramp_i): New.
10768 (return_media): Adjust.
10769 (shcompact_incoming_args): New.
10770 (epilogue): Adjust.
10771 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
10772 (movstrsi): Disable on SH5.
10773 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
10774 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
10775 (subsf3, subsf3_media): Likewise.
10776 (mulsf3, mulsf3_media, mac_media): Likewise.
10777 (divsf3, divsf3_media): Likewise.
10778 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
10779 (floatsisf2, fux_truncsfsi2): Likewise.
10780 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
10781 constraints.
10782 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
10783 (cmpunsf_media, cmpsf): Likewise.
10784 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
10785 (abssf2, abssf2_media): Likewise.
10786 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
10787 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
10788 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
10789 (floatsidf2, fix_truncdfsi2): Likewise.
10790 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
10791 constraints.
10792 (cmpeqdf_media, cmpgtdf_media): Likewise.
10793 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
10794 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
10795 (absdf2, absdf2_media): Likewise.
10796 (extendsfdf2, extendsfdf2_media): Likewise.
10797 (truncsfdf2, truncsfdf2_media): Likewise.
10798 * config/sh/sh64.h: New file.
10799 * config/sh/t-sh64: New file.
10800 * config/sh/shmedia.h: New file.
10801 * config/sh/ushmedia.h: New file.
10802 * config/sh/sshmedia.h: New file.
10803 * configure.in: Added sh64-*-elf.
10804 * configure: Rebuilt.
10805 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
10806 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
10807 (reg_class_from_letter): Use `b' for TARGET_REGS.
10808 (print_operand): Support `%M', `%m', `AND' and
10809 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
10810 (andcosts): Adjust for SHmedia.
10811 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
10812 Likewise.
10813 (target_reg_operand): New function.
10814 * config/sh/sh-protos.h (target_reg_operand): Declare.
10815 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
10816 FP registers on SH5.
10817 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
10818 on SH4.
10819 (TARGET_REGISTER_P): New macro.
10820 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
10821 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
10822 (EXTRA_CONSTRAINT_S): New macro.
10823 (EXTRA_CONSTRAINT): Adjust.
10824 (FLOAT_TYPE_SIZE): Define to 32.
10825 (Pmode): DImode on SHmedia.
10826 (CONST_COSTS): Adjust for SHmedia literals.
10827 (PREDICATE_CODES): Added target_reg_operand.
10828 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
10829 * config/sh/sh.md: Remove all attrs from SHmedia insns.
10830 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
10831 (cmpdi): Accept SHmedia.
10832 (movdicc_false, movdicc_true): New insns.
10833 (movdicc): New expand.
10834 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
10835 no_new_pseudos.
10836 (addsi3_media): Match `S' constraint.
10837 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
10838 (negdi2): Expand for SHmedia.
10839 (one_cmpldi2): New expand.
10840 (zero_extendsidi2): Change from expand to insn.
10841 (extendsidi2): Add constraints.
10842 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
10843 LD/ST address. Fix SI immediate loading split.
10844 (movhi_media, movqi_media, lduw, ldub): New insns.
10845 (movhi, movqi): Accept SHmedia.
10846 (shori_media, movdi_media): Relax input constraints. Split
10847 symbolic constants.
10848 (movdf_media, movsf_media): New insn. New split to movdi.
10849 (movdf, movsf): Match on SHmedia.
10850 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
10851 bgeu_media): New insns and splits. New insns with `_i' suffix.
10852 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
10853 (bunordered): New expand.
10854 (jump_compact): Renamed from `jump'.
10855 (jump_media): New insn.
10856 (jump): New expand.
10857 (call_media, call_value_media): New insns.
10858 (call, call_value): Adjust.
10859 (indirect_jump_compact): Renamed from `indirect_jump'.
10860 (indirect_jump_media): New insn.
10861 (indirect_jump): New expand.
10862 (untyped_call, return): Accept SHmedia.
10863 (return_media): New insn.
10864 (prologue, epilogue, blockage): Accept SHmedia.
10865 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
10866 (sunordered): New expand.
10867 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
10868 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
10869 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
10870 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
10871 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
10872 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
10873 abssf2_media): New insns.
10874 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
10875 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
10876 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
10877 floatdidf2, floatsidf2_media, fix_truncdfdi2,
10878 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
10879 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
10880 absdf2_media): New insns.
10881 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
10882 (extendsfdf2_media, truncdfsf2_media): New insns.
10883 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
10884 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
10885 * config/sh/sh.h (CONST_OK_FOR_J): Document.
10886 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
10887 * config/sh/sh.md (adddi3): New expand.
10888 (adddi3_media, adddi3z_media): New insns.
10889 (adddi3_compact): Renamed from adddi3.
10890 (addsi3_media): Use add.l r63 to add constant zero.
10891 (subdi3): New expand.
10892 (subdi3_media): New insn.
10893 (subdi3_compact): Renamed from subdi3.
10894 (mulsidi3): New expand.
10895 (mulsidi3_media): New insn.
10896 (mulsidi3_compact): Renamed from mulsidi3.
10897 (umulsidi3): New expand.
10898 (umulsidi3_media): New insn.
10899 (umulsidi3_compact): Renamed from umulsidi3.
10900 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
10901 (ashlsi3, ashrsi3, lshrsi3): Use them.
10902 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
10903 (ashldi3, ashrdi3, lshrdi3): Use them.
10904 (zero_extendsidi2): New expand.
10905 (extendsidi2): New insn.
10906 (movsi_media): New insn. Split to movdi to load constants.
10907 (movsi): Enable for shmedia.
10908 (movdi_media): New insn. Use shori_media to load wide constants.
10909 (short_media): New insn.
10910 (movdi): Enable for shmedia.
10911 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
10912 * config/sh/sh.h (CPP_SPEC): Added `m5'.
10913 (SUBTARGET_CPP_SPEC): Added `!m5'.
10914 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
10915 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
10916 to all other SH variants.
10917 (TARGET_DEFAULT): Set to SH1_BIT.
10918 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
10919 (BITS_PER_WORD): Raise to 64 on shmedia.
10920 (MAX_BITS_PER_WORD): Change to 64.
10921 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
10922 (INT_TYPE_SIZE): Keep as 32.
10923 (UNITS_PER_WORD): Raise to 8 on shmedia.
10924 (MIN_UNITS_PER_WORD): Keep as 4.
10925 (POINTER_SIZE): Raise to 64 on shmedia.
10926 (CONST_OK_FOR_J): New macro.
10927 (CONST_OK_FOR_LETTER_P): Use it.
10928 (processor_type): Add PROCESSOR_SH5.
10929 * config/sh/sh.md: Conditionalize all expands, insns and
10930 splits to TARGET_SH1.
10931 (cpu): Added sh5.
10932 (addsi3_compact): Renamed from...
10933 (addsi3): Now an expand.
10934 (addsi3_media, subsi3_media): New insns.
10935 (subsi3): Don't negate constants with SHmedia.
10937 * hooks.c: New file.
10938 * hooks.h: New file.
10939 * Makefile.in (HOOKS_H): New.
10940 (TARGET_DEF_H): Added $(HOOKS_H).
10941 (OBJS): Added hooks.o.
10942 (cfgcleanup.o, bb-reorder.o): Added target.h.
10943 (hooks.o): Added dependencies.
10944 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
10945 (TARGET_INITIALIZER): this.
10946 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
10947 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
10948 * bb-reorder.c: Include target.h.
10949 (reorder_basic_blocks): Skip if cannot modify jumps.
10950 * cfgcleanup.c: Include target.h.
10951 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
10953 2002-02-08 Chris Demetriou <cgd@broadcom.com>
10955 * config/mips/mips.md (casesi_internal, casesi_internal_di):
10956 Protect jump delay slot instructions with .set noreorder and
10957 .set nomacro.
10959 2002-02-08 Chris Demetriou <cgd@broadcom.com>
10961 * config/mips/mips.md (casesi_internal_di): Calculate
10962 the index into the target offset table correctly.
10964 2002-02-08 Richard Henderson <rth@redhat.com>
10966 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
10967 * final.c (output_addr_const): Accept and discard SUBREG.
10968 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
10969 mark them unknown instead.
10970 (simplify_subtraction): Handle RTX_UNKNOWN.
10971 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
10973 2002-02-08 David Edelsohn <edelsohn@gnu.org>
10975 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
10977 2002-02-08 Richard Henderson <rth@redhat.com>
10979 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
10981 2002-02-08 Andreas Jaeger <aj@suse.de>
10983 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
10984 * config/i386/t-linux64: New file.
10986 2002-02-08 Jakub Jelinek <jakub@redhat.com>
10988 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
10989 * c-parse.in (compstmt): Clear last_expr_type.
10991 2002-02-07 Richard Henderson <rth@redhat.com>
10993 * loop.c (strength_reduce): Sink final_value when not
10994 eliminating a biv.
10996 2002-02-07 David O'Brien <obrien@FreeBSD.org>
10998 * config/sparc/freebsd.h: Fix mismatched spec {.
11000 2002-02-07 Richard Henderson <rth@redhat.com>
11002 * cfgrtl.c: Include recog.h and insn-config.h.
11003 (keep_with_call_p): Fix general_operand invocation.
11004 * Makefile.in (cfgrtl.o): Update dependencies.
11006 2002-02-07 Kazu Hirata <kazu@hxi.com>
11008 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
11009 comment. Accept HImode only if TARGET_H8300.
11011 2002-02-07 Eric Christopher <echristo@redhat.com>
11013 * config/mips/crtn.asm: Cleanup #ifdefs.
11015 2002-02-07 Eric Christopher <echristo@redhat.com>
11017 * config/mips/crti.asm: Add changes for mips16. mips16 uses
11018 register 7 as RA instead of $31.
11019 * config/mips/crtn.asm: Ditto.
11020 * config/mips/mips.c (mips_move_2words): Add case for
11021 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
11022 (compute_frame_size): Fix typo.
11023 (save_restore_insns): Ditto. Make documentation about using
11024 register $7 as return register more precise.
11025 (mips_expand_epilogue): Fix comment. Add code to work around not
11026 being able to add to the stack pointer directly.
11027 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
11028 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
11029 epilogue.
11031 2002-02-07 Tom Rix <trix@redhat.com>
11033 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
11034 immediates in ldu and stdu DS opcode field.
11035 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
11036 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
11037 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
11039 2002-02-07 Jeff Sturm <jsturm@one-point.com>
11041 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
11042 offset for stack bias.
11044 2002-02-07 H.J. Lu <hjl@gnu.org>
11046 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
11048 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
11050 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
11052 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
11054 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
11055 * i386.c (x86_order_regs_for_local_alloc): New global function.
11056 * i386.h (REG_ALLOC_ORDER): CLeanup.
11057 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
11059 2002-02-07 Richard Henderson <rth@redhat.com>
11061 PR optimization/2463
11062 * alias.c (find_base_value): Recall base values for fixed hard regs.
11063 * loop.c (loop_regs_update): Don't use single_set on non-insns.
11065 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
11067 * config/mips/mips.md (define_delay) [mips16]: Adjust required
11068 length.
11070 2002-02-06 Richard Henderson <rth@redhat.com>
11072 PR c/5609
11073 * stmt.c (resolve_operand_name_1): Take more care with mixed
11074 named and unnamed operands.
11076 2002-02-06 Janis Johnson <janis187@us.ibm.com>
11077 Jan Hubicka <jh@suse.cz>
11079 * loop.c (remove_constant_addition): Avoid clobbering a shared
11080 CONST expression.
11082 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
11084 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
11085 * config/s390/t-linux64: New file.
11086 * config/s390/libgcc-glibc.ver: New file.
11088 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
11090 * config/s390/linux64.h: Delete file.
11091 * config/s390/s390x.h: New file.
11092 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
11093 as target header file.
11094 * config/s390/linux.h (TARGET_VERSION): Define depending on
11095 DEFAULT_TARGET_64BIT.
11096 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
11097 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
11098 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
11099 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
11100 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
11101 (EXTRA_SPEC): New define.
11102 * config/s390/s390.h (TARGET_VERSION): Define depending on
11103 DEFAULT_TARGET_64BIT.
11104 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
11106 2002-02-06 Jason Merrill <jason@redhat.com>
11108 * c-decl.c (finish_function): Warn about a non-void function with
11109 no return statement and no abnormal exit.
11110 (current_function_returns_abnormally): New variable.
11111 (start_function): Clear it.
11112 (struct c_language_function): Add returns_abnormally.
11113 (push_c_function_context): Save it.
11114 (pop_c_function_context): Restore it.
11115 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
11116 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
11117 an explicit return type.
11118 * c-tree.h: Declare current_function_returns_abnormally.
11119 (C_FUNCTION_IMPLICIT_INT): New macro.
11120 * c-typeck.c (build_function_call): Set it.
11121 (c_expand_return): Set current_function_returns_value even if the
11122 value is erroneous.
11124 2002-02-06 Jakub Jelinek <jakub@redhat.com>
11126 PR c/5420:
11127 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
11128 unsafe for reevaluation.
11130 2002-02-06 Jakub Jelinek <jakub@redhat.com>
11132 PR c/5482:
11133 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
11134 EXPR_STMT, but COMPOUND_STMT, recurse into it.
11136 2002-02-06 Richard Henderson <rth@redhat.com>
11138 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
11139 be a general_operand. Dest for function value must be a pseudo.
11141 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
11143 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
11144 as SYMBOL_REFs from the constant pool.
11146 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
11148 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
11149 passed by invisible reference.
11151 2002-02-05 Richard Henderson <rth@redhat.com>
11153 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
11155 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
11157 Implement using "base addresses" in insn operands as default.
11158 * config/mmix/mmix.c (mmix_conditional_register_usage): if
11159 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
11160 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
11161 used to read the rtx value.
11162 (mmix_target_asm_function_epilogue): Fix spacing.
11163 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
11164 (mmix_legitimate_address): Ditto.
11165 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
11166 should be loaded with a GETA insn. Don't allocate needless extra
11167 char for nul termination and fix misleading comment.
11168 (mmix_print_operand_address): Handle constants if
11169 TARGET_BASE_ADDRESSES.
11170 (mmix_output_register_setting): Use base addressing if
11171 TARGET_BASE_ADDRESSES and the number of insns is 3.
11172 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
11173 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
11174 to use R as constraint, add LDA to match s.
11175 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
11176 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
11177 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
11178 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
11179 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
11180 order with other fixed registers.
11181 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
11182 other parameter/call-clobbered registers.
11183 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
11184 -mbase-addresses, -mno-base-addresses.
11185 (MMIX Options): Ditto.
11187 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
11189 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
11191 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
11193 * config/rs6000/altivec.h: Change elem to _S_elem.
11195 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
11197 * config/netbsd.h (WCHAR_TYPE): Define.
11198 (WCHAR_TYPE_SIZE): Ditto.
11199 (WINT_TYPE): Ditto.
11200 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
11201 (WCHAR_UNSIGNED): Ditto.
11202 (WCHAR_TYPE_SIZE): Ditto.
11203 (WINT_TYPE): Ditto.
11204 * config/arm/netbsd.h: Likewise.
11205 * config/i386/netbsd-elf.h: Likewise.
11206 * config/i386/netbsd.h: Likewise.
11207 * config/m68k/netbsd-elf.h: Likewise.
11208 * config/m68k/netbsd.h: Likewise.
11209 * config/ns32k/netbsd.h: Likewise.
11210 * config/sparc/netbsd.h: Likewise.
11211 * config/vax/netbsd.: Likewise.
11213 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
11215 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
11216 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
11217 (TARGET_INITIALIZER): this.
11218 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
11219 (BITFIELD_NBYTES_LIMITED): Markup fix.
11220 * tree.h (default_ms_bitfield_layout_p): Declare.
11221 (record_layout_info): Added prev_field.
11222 * tree.c (default_ms_bitfield_layout_p): New fn.
11223 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
11224 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
11225 * stor-layout.c: Include target.h.
11226 (start_record_layout): Initialize prev_field.
11227 (place_field): Handle MS bit-field layout, and disregard
11228 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
11229 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
11230 * Makefile.in (stor-layout.o): Adjust dependencies.
11232 2002-02-05 Jason Merrill <jason@redhat.com>
11234 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
11236 2002-02-05 Andreas Jaeger <aj@suse.de>
11238 * crtstuff.c: Fix comments.
11240 2002-02-05 Richard Henderson <rth@redhat.com>
11242 PR fortran/3393
11243 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
11244 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
11246 PR fortran/3392
11247 * config/mips/mips.c (function_arg): Handle TImode.
11248 (function_arg_advance): Likewise.
11250 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
11252 * config/rs6000/altivec.h (vec_step_help): Rename to
11253 __vec_step_help.
11255 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
11257 * config/rs6000/altivec.h: Fix typos.
11259 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
11261 * config/arm/netbsd.h: Correct a comment.
11263 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
11265 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
11266 building void typed builtins.
11268 * config/rs6000/altivec.h (vec_ld*): Fix typos.
11269 (vec_step): Implement for C++.
11271 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11273 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
11275 2002-02-04 Richard Henderson <rth@redhat.com>
11277 * combine.c (nonzero_bits): Re-introduce special case for
11278 sp/fp/ap wrt REGNO_POINTER_ALIGN.
11280 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
11282 * doc/extend.texi: Warn about unsupported usage of altivec
11283 builtins.
11285 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
11286 (altivec_predicate_*): New.
11288 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
11289 Add C++ version of vec_*() functions.
11291 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
11292 (bdesc_2arg): Remove altivec predicates.
11293 (altivec_expand_builtin): Handle predicates.
11294 (altivec_init_builtins): Handle predicates.
11295 (altivec_expand_predicate_builtin): New.
11297 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
11299 * pa.c (DO_FRAME_NOTES): Move forward.
11300 (store_reg): Revise handling of frame notes.
11301 (load_reg): Likewise.
11302 (set_reg_plus_d): Likewise.
11303 (hppa_expand_prologue): Likewise.
11304 (hppa_expand_epilogue): Likewise.
11306 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
11308 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
11310 2002-02-04 Jakub Jelinek <jakub@redhat.com>
11312 PR c/4475, c++/3780:
11313 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
11314 * c-common.h (SWITCH_TYPE): Define.
11315 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
11316 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
11317 Rename spareness variable to sparseness.
11318 (expand_end_case_type): Renamed from expand_end_case, use orig_type
11319 if non-NULL instead of TREE_TYPE (orig_index).
11320 * tree.h (expand_end_case_type): Renamed from expand_end_case.
11321 (expand_end_case): Define using expand_end_case_type.
11322 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
11323 to expand_end_case_type.
11324 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
11326 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
11328 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
11329 (BIGGEST_ALIGNMENT): Change to 128.
11331 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
11333 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
11335 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
11337 * pa.md (call_internal_reg_64bit): Remove unused variable.
11339 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
11341 * config/arm/arm.h (machine_function): Add uses_anonymous_args
11342 field.
11343 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
11344 * config/arm/arm.c (current_function_anonymous_args): Delete,
11345 replace uses with cfun->machine->uses_anonymous_args.
11346 (arm_reorg): Do not reset uses_anonymous_args.
11348 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
11349 any geenral register.
11351 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
11353 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
11354 the entry block.
11356 2002-02-04 Richard Henderson <rth@redhat.com>
11358 * combine.c (force_to_mode): Remove STACK_BIAS code.
11359 (nonzero_bits): Likewise. Replace sp/fp special case with
11360 REGNO_POINTER_ALIGN.
11362 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
11363 (HARD_FRAME_POINTER_REGNUM): New.
11364 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
11365 (FIXED_REGS, CALL_USED_REGS): Update.
11366 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
11367 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
11368 (HARD_REGNO_NREGS): Update for SFP.
11369 (STACK_POINTER_OFFSET): Include bias here ...
11370 (FIRST_PARM_OFFSET): ... not here.
11371 (STACK_BIAS): Remove.
11372 (INIT_EXPANDERS): New.
11373 (STARTING_FRAME_OFFSET): Do not include bias.
11374 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
11375 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
11376 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
11377 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
11378 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
11379 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
11380 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
11381 (MUST_SAVE_REGISTER): Likewise.
11382 (sparc_flat_function_prologue): Likewise.
11383 (sparc_flat_function_epilogue): Likewise.
11384 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
11385 (sparc_init_modes): SFP is GENERAL_REGS.
11386 (sparc_builtin_saveregs): SFP does not have bias applied.
11388 2002-02-04 Richard Henderson <rth@redhat.com>
11390 * config/alpha/alpha.c (current_function_is_thunk): Don't check
11391 current_function_is_thunk.
11392 (alpha_sa_mask): Distinguish between current_function_is_thunk
11393 called from ASM_OUTPUT_MI_THUNK and not.
11394 (alpha_does_function_need_gp): Thunks always need gp.
11395 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
11396 (alpha_output_mi_thunk_osf): New.
11397 * config/alpha/alpha-protos.h: Update.
11398 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
11400 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
11402 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
11403 function types, not when they're taken away.
11405 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
11407 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
11408 CODE_LABEL and jump table when replacing a table jump with a
11409 simple jump.
11411 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
11413 * config/s390/s390-protos.h (legitimize_la_operand,
11414 s390_secondary_input_reload_class, s390_plus_operand,
11415 s390_expand_plus_operand): Add prototypes.
11417 config/s390/s390.c (s390_secondary_input_reload_class,
11418 s390_plus_operand, s390_expand_plus_operand): New functions.
11420 (struct s390_address): New member 'pointer'.
11421 (s390_decompose_address): Compute it.
11422 (legitimate_la_operand_p): Use it.
11423 (legitimize_la_operand): New function.
11424 (movti, movdi, movdf splitters): Call it.
11426 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
11427 (PREDICATE_CODES): Add s390_plus_operand.
11429 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
11430 (la_ccclobber): Allow GENERAL_REGS as output operand.
11432 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
11433 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
11434 (*la_64, *la_31, reload_indi, reload_insi): ... these.
11436 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
11438 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
11439 register names for regular asm () construct.
11441 2002-02-04 Jakub Jelinek <jakub@redhat.com>
11443 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
11444 registers.
11446 2002-02-04 Jakub Jelinek <jakub@redhat.com>
11448 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
11449 pat for recog.
11451 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
11453 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
11454 constant pool to be identical by string address and index.
11456 2002-02-04 Anthony Green <green@redhat.com>
11458 * output.h (SECTION_OVERRIDE): Define.
11459 * varasm.c (named_section): Obey SECTION_OVERRIDE.
11461 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
11463 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
11464 by existing arm*-*-netbsd* (a.out) target.
11465 (ns32k-*-netbsdelf*): Likewise.
11466 (sparc-*-netbsdelf*): Likewise.
11467 (vax-*-netbsdelf*): Likewise.
11469 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
11471 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
11472 headers and libobjc headers.
11474 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
11476 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
11477 (_mingw.h): Remove duplicate include.
11479 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
11481 * config.gcc: Set cpu_type to m68k for 68010, as well.
11482 (m68010-*-netbsdelf*): New...
11483 (m68k*-*-netbsdelf*): ...targets.
11484 * config/m68k/netbsd-elf.h: New file.
11486 2002-02-02 Kazu Hirata <kazu@hxi.com>
11488 * config/h8300/h8300.c (hand_list): Move inside function_arg.
11490 2002-02-02 Kazu Hirata <kazu@hxi.com>
11492 * config/h8300/h8300.c (h8_push_ops): Move inside
11493 h8300_init_once.
11494 (h8_pop_ops): Likewise.
11495 (h8_move_ops): Likewise.
11497 2002-02-02 Kazu Hirata <kazu@hxi.com>
11499 * config/h8300/h8300.c (os_task): Make it static.
11500 (monitor): Likewise.
11501 (pragma_saveall): Likewise.
11503 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
11505 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
11506 constant is a valid sign-extension for Pmode.
11508 2002-02-02 Kazu Hirata <kazu@hxi.com>
11510 * config/h8300/h8300.c: Fix formatting.
11512 2002-02-02 Kazu Hirata <kazu@hxi.com>
11514 * config/h8300/h8300.md: Fix formatting.
11516 2002-02-02 Kazu Hirata <kazu@hxi.com>
11518 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
11519 predicates of operands[1]. Split the patterns for each
11520 processor variant.
11522 2002-02-02 Kazu Hirata <kazu@hxi.com>
11524 * config/h8300/h8300.md (xor patterns): Tighten the predicates
11525 of operands[1] to register_operand.
11527 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
11529 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
11530 * cpphash.c (_cpp_init_hashtable): Similarly.
11531 * cppinit.c (cpp_create_reader): Default the signed_char flag.
11532 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
11533 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
11534 (cpp_handle_option): Handle the new options.
11535 * cpplex.c (cpp_interpret_charconst): Use new flag.
11536 * cpplib.h (struct cpp_options): New member signed_char.
11537 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
11538 (cpp_options): Handle -fsigned-char and -funsigned-char.
11539 (static_specs): Remove signed_char_spec.
11540 (do_spec1): Don't handle %c.
11541 * system.h: Poison SIGNED_CHAR_SPEC.
11542 * tradcif.y (yylex): Use flag_signed_char.
11543 * tradcpp.h (flag_signed_char): New.
11544 * tradcpp.c (flag_signed_char): New.
11545 (main): Handle new command-line options.
11546 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
11547 config:
11548 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
11549 * avr/avr.h: Remove old comments.
11550 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
11551 (CC1_SPEC): Pass -fsigned-char if -mic*.
11552 (SIGNED_CHAR_SPEC): Remove.
11553 doc:
11554 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
11556 2002-02-01 Eric Christopher <echristo@redhat.com>
11558 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
11559 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
11560 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
11561 (ASM_OUTPUT_REG_POP): Ditto.
11563 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
11565 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
11566 patch.
11568 2002-02-02 Jakub Jelinek <jakub@redhat.com>
11570 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
11572 2002-02-02 Jakub Jelinek <jakub@redhat.com>
11574 PR c/5304:
11575 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
11576 unconditionally.
11578 2002-02-01 Janis Johnson <janis187@us.ibm.com>
11580 * cfganal.c: Include tm_p.h.
11581 (keep_with_call_p): Fix the test that determines if a register holds
11582 the return value of a call.
11584 2002-02-01 DJ Delorie <dj@redhat.com>
11586 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
11587 we are given conflicting registers, switch to the other one we
11588 had allocated for us.
11589 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
11590 as TImode so we know when the "other" register is available.
11592 2002-02-01 David O'Brien <obrien@FreeBSD.org>
11594 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
11595 sparc/sparc_bi.h.
11597 2002-02-01 Janis Johnson <janis187@us.ibm.com>
11599 * cfganal.c (keep_with_call_p): New function.
11600 (flow_call_edges_add): Prevent splitting a block between a call and
11601 a single-set instruction that should be kept in the same block.
11603 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
11605 * doc/install.texi (avr): Update outdated URL.
11607 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
11609 * config/stormy16/stormy16.md (pushqi): New.
11610 (popqi): New.
11611 (pushhi): New.
11612 (pophi): New.
11613 (movhi): Remove stack operands.
11614 (movqi): Likewise.
11615 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
11616 nonimmediate_nonstack_operand.
11617 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
11618 New.
11619 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
11620 New.
11622 2002-01-31 Jason Merrill <jason@redhat.com>
11624 * Makefile.in (c-parse.c): Handle .output file.
11625 * objc/Make-lang.in (objc-parse.c): Likewise.
11627 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
11629 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
11630 the -me[lb] option is given. Don't output the default flag
11631 twice.
11633 2002-01-31 Zack Weinberg <zack@codesourcery.com>
11635 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
11636 the primary source file; this has not been done yet.
11637 * c-decl.c (c_expand_body): Reset input_filename from
11638 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
11640 2002-01-31 Kazu Hirata <kazu@hxi.com>
11642 * rtlanal.c (subreg_regno_offset): Do not use
11643 SUBREG_REGNO_OFFSET.
11644 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
11645 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
11647 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
11649 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
11650 version rather than GNATS version in --version output.
11652 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
11654 * ifcvt.c (noce_process_if_block): Make a copy of the destination
11655 when copying back from a temporary.
11657 2002-01-30 Richard Henderson <rth@redhat.com>
11659 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
11660 and new_dest are the same.
11662 2002-01-30 Richard Henderson <rth@redhat.com>
11664 PR opt/5076
11665 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
11666 * rtl.c (note_insn_name): Update.
11667 * emit-rtl.c (remove_unnecessary_notes): Kill it.
11668 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
11669 to perform loop rotation.
11670 (expand_exit_loop_top_cond): New.
11671 * tree.h (expand_exit_loop_top_cond): Declare it.
11672 * c-semantics.c (genrtl_while_stmt): Use it.
11673 (genrtl_for_stmt): Likewise.
11675 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
11677 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
11678 arguments to 64-bit boundaries on 64-bit ABIs.
11680 2002-01-30 Steve Ellcey <sje@cup.hp.com>
11682 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
11684 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
11686 * c-decl.c (grokdeclarator): Handle type being a typedef for an
11687 invalid type.
11689 2002-01-30 David O'Brien <obrien@FreeBSD.org>
11691 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
11692 * config/sparc/sparc_bi.h: Remove file.
11693 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
11695 2002-01-30 Richard Henderson <rth@redhat.com>
11697 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
11699 2002-01-30 Zack Weinberg <zack@codesourcery.com>
11701 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
11703 2002-01-30 Jason Merrill <jason@redhat.com>
11705 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
11706 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
11707 (reg_save): Use DW_CFA_offset_extended_sf instead.
11709 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
11711 2002-01-29 Jakub Jelinek <jakub@redhat.com>
11713 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
11714 in cselib_lookup.
11716 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
11718 * rs6000.md ("*call_value_local32"): Remove constraints.
11719 ("*call_value_local64"): Same.
11720 ("*call_value_indirect_nonlocal_aix32"): Same.
11721 ("*call_value_nonlocal_aix32"): Same.
11722 ("*call_value_indirect_nonlocal_aix64"): Same.
11723 ("*call_value_nonlocal_aix64"): Same.
11724 ("*call_value_nonlocal_sysv"): Same.
11726 2002-01-29 Richard Henderson <rth@redhat.com>
11728 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
11730 2002-01-29 Richard Henderson <rth@redhat.com>
11732 * expr.c (force_operand): Ignore flag_pic for detecting pic
11733 address loads.
11734 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
11735 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
11736 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
11737 instead of open-coded loop.
11738 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
11739 be fixed when in use.
11741 2002-01-29 Richard Henderson <rth@redhat.com>
11743 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
11744 * sched-rgn.c (propagate_deps): Update them.
11745 * sched-deps.c (sched_analyze_insn): Update them. Flush the
11746 clobbers list when either gets too long.
11748 2002-01-29 Jakub Jelinek <jakub@redhat.com>
11750 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
11751 and INDEX_REGS the same as GENERAL_REGS.
11752 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
11754 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
11756 * tree.c (build_nonstandard_integer_type): Correct prototype.
11758 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
11760 * config/s390/s390.md (movstrsico, movstrdix_64,
11761 movstrsix_31): Remove, replace by ...
11762 (movstrdi_short, movstrsi_short, movstrdi_long,
11763 movstrsi_long): ... these. New.
11764 (movstrdi, movstrsi): Adapt.
11766 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
11767 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
11768 Remove unnecessary CC clobber.
11769 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
11770 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
11772 (divmoddi4): Don't partially initialize TImode register.
11774 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
11776 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
11778 2002-01-29 Richard Henderson <rth@redhat.com>
11780 * flow.c (print_rtl_and_abort): Remove.
11781 (print_rtl_and_abort_fcn): Remove.
11782 (verify_local_live_at_start): Use dump_bb instead.
11783 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
11784 (verify_wide_reg_1): Return 2 on mode test failure.
11786 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
11788 PR c/3325, c/3326, c/2511, c/3347
11789 * c-decl.c (enum_decl_context): Remove BITFIELD.
11790 (grokdeclarator): Take bitfield width as an input.
11791 Ensure bitfields are given the correct type. Perform
11792 bitfield width validation with build_bitfield_integer_type
11793 rather than waiting for finish_struct.
11794 (grok_typename, grok_typename_in_parm_context, start_decl,
11795 push_parmdecl, grokfield, start_function): Update calls to
11796 grokdeclarator.
11797 (build_bitfield_integer_type): New function.
11798 (finish_struct): Move bitfield validation to grokdeclarator
11799 and build_bitfield_integer_type.
11800 * tree.c (build_nonstandard_integer_type): New function.
11801 * tree.h (build_nonstandard_integer_type): New prototype.
11802 objc:
11803 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
11805 2002-01-29 Jakub Jelinek <jakub@redhat.com>
11807 PR other/1502:
11808 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
11809 don't ignore unrecognized -W* options.
11810 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
11811 * cpplib.h (cpp_handle_option): Adjust prototype.
11812 * c-decl.c (c_decode_options): Pass 0 as last argument to
11813 cpp_handle_option.
11815 PR c/2896:
11816 * gcc.c (cpp_unique_options): Split from cpp_options.
11817 (cpp_options): Source cpp_unique_options.
11818 (default_compilers): Use cpp_unique_options instead of cpp_options
11819 when used together with cc1_options.
11820 (static_specs): Add cpp_unique_options.
11821 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
11822 when used together with cc1_options.
11824 2002-01-29 Kazu Hirata <kazu@hxi.com>
11826 * config/h8300/h8300-protos.h: Update the prototype of
11827 output_a_shift.
11828 * config/h8300/h8300.c (output_a_shift): Remove an unused
11829 argument 'insn'. Remove redundant code.
11830 * config/h8300/h8300.md: Adust to the new prototype of
11831 output_a_shift.
11833 2002-01-29 Kazu Hirata <kazu@hxi.com>
11835 * config/h8300/h8300-protos.h: Update the prototypes of
11836 emit_a_rotate and expand_a_rotate.
11837 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
11838 first argument to 'enum rtx_code'.
11839 (expand_a_rotate): Likewise.
11841 2002-01-28 Kazu Hirata <kazu@hxi.com>
11843 * config/h8300/h8300-protos.h: Update the prototype of
11844 output_simode_bld.
11845 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
11846 'log2'.
11847 * config/h8300/h8300.md: Adjust to the new prototype.
11849 2002-01-28 Kazu Hirata <kazu@hxi.com>
11851 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
11852 redundant code.
11854 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
11856 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
11857 is a fixed register before returning pic_offset_table_rtx.
11858 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
11859 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
11861 2002-01-28 Jason Merrill <jason@redhat.com>
11863 * dwarf2.h: Sync with src version.
11865 2002-01-28 Paul Koning <pkoning@equallogic.com>
11867 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
11868 BT_FN_VOID_PTR_VAR.
11869 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
11870 * doc/extend.texi (__builtin_prefetch): Update documentation:
11871 first argument is now const void ptr.
11873 2002-01-28 Kazu Hirata <kazu@hxi.com>
11875 * config/h8300/h8300-protos.h: Remove an unused prototype.
11877 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
11879 * toplev.c (lang_independent_init): Round up identifier size.
11881 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
11883 * config.gcc: Revert previous change.
11885 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
11887 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
11889 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
11891 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
11892 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
11893 other non-elf netbsd config frags.
11894 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
11895 collect2 will does that.
11896 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
11897 shared-lib frobbing will work.
11899 2002-01-28 Kazu Hirata <kazu@hxi.com>
11901 * config/h8300/h8300.h: Fix formatting.
11902 * config/h8300/h8300.md: Likewise.
11904 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
11906 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
11907 the old, removed AAA_standards fix.
11908 * fixinc/fixincl.x: Rebuilt.
11910 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
11912 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
11913 atexit call in crtbegin, hooked in after call to frame_dummy;
11914 register EH before registering __fini__start.
11916 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
11918 * config/rs6000/altivec.h: Remove spurious semicolons.
11920 2002-01-27 Kazu Hirata <kazu@hxi.com>
11922 * config/h8300/h8300.md: Replace dead bit extraction patterns
11923 with ones that work.
11925 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11927 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
11928 if not STRICT_ALIGNMENT.
11929 * rtl.h (MEM_ALIGN): Likewise.
11931 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
11933 * doc/invoke.texi (-fdump-translation-unit): Revert this
11934 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
11936 2002-01-27 Kazu Hirata <kazu@hxi.com>
11938 * config/h8300/h8300.md (define_constants): New.
11939 (anonymous patterns) Use defined constants appropriately.
11941 2002-01-27 Kazu Hirata <kazu@hxi.com>
11943 * config/h8300/h8300.c (function_arg): Remove redundant code.
11945 2002-01-26 Richard Henderson <rth@redhat.com>
11947 * sched-deps.c (reg_pending_uses_head): New.
11948 (reg_pending_barrier): Rename from reg_pending_sets_all.
11949 (find_insn_list): Don't mark inline.
11950 (find_insn_mem_list): Remove.
11951 (add_dependence_list, add_dependence_list_and_free): New.
11952 (flush_pending_lists): Replace only_write param with separate
11953 for_read and for_write parameters. Update all callers. Use
11954 add_dependence_list_and_free.
11955 (sched_analyze_1): Do not add reg dependencies here; just set
11956 the pending bits. Use add_dependence_list.
11957 (sched_analyze_2): Likewise.
11958 (sched_analyze_insn): Replace schedule_barrier_found with
11959 reg_pending_barrier. Add all dependencies for pending reg
11960 uses, sets, and clobbers.
11961 (sched_analyze): Don't add reg dependencies for calls, just
11962 set pending bits. Use regs_invalidated_by_call. Treat
11963 sched_before_next_call as a normal list, not a fake insn.
11964 (init_deps): No funny init for sched_before_next_call.
11965 (free_deps): Free pending mems lists. Don't zero reg_last.
11966 (init_deps_global): Init reg_pending_uses.
11967 (finish_deps_global): Free it.
11968 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
11969 (find_insn_mem_list): Remove.
11970 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
11971 (propagate_deps): Use them. Zero temp mem lists.
11973 2002-01-26 Richard Henderson <rth@redhat.com>
11975 * Makefile.in (CRTSTUFF_CFLAGS): New.
11976 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
11977 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
11978 crtstuff.c instead of alpha assembly version.
11979 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
11980 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
11981 not FORCE_{INIT,FINI}_SECTION_ALIGN.
11982 (__do_global_dtors_aux): Mark used.
11983 (frame_dummy, __do_global_ctors_aux): Mark used.
11984 (fini_dummy, init_dummy): Remove.
11986 * config/alpha/crtbegin.asm: Remove file.
11987 * config/alpha/crtend.asm: Remove file.
11988 * config/alpha/t-crtbe: Remove file.
11989 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
11990 (LINK_EH_SPEC): New.
11992 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
11993 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
11994 calling constructors.
11995 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
11997 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
11998 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
11999 CRT_END_INIT_DUMMY hack.
12000 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
12001 FORCE_{INIT,FINI}_SECTION_ALIGN.
12003 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
12004 FORCE_{INIT,FINI}_SECTION_ALIGN.
12006 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
12007 invocation sequence.
12008 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
12010 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
12011 (FORCE_CODE_SECTION_ALIGN): New.
12013 2002-01-26 Richard Henderson <rth@redhat.com>
12015 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
12017 2002-01-26 Richard Henderson <rth@redhat.com>
12019 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
12020 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
12022 2002-01-26 Kazu Hirata <kazu@hxi.com>
12024 * config/h8300/h8300.md: Remove bit extraction patterns that
12025 cannot be triggered.
12026 Restrict each bit extraction pattern to a variant on which the
12027 pattern is tested.
12029 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
12031 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
12033 2002-01-26 Kazu Hirata <kazu@hxi.com>
12035 * config/h8300/h8300.md: Remove bit test patterns that cannot
12036 be triggered.
12037 Restrict each bit test pattern to a variant on which the
12038 pattern is tested.
12040 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12042 * builtins.c (expand_builtin_strncat): Remove redundant check for
12043 INTEGER_CST.
12045 2002-01-25 David O'Brien <obrien@FreeBSD.org>
12047 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
12048 default setting.
12049 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
12050 existing setting.
12052 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
12054 * dbxout.c (dbxout_init): Use assemble_name rather than just
12055 stripping off the first character.
12056 (dbxout_source_file): Likewise.
12058 2002-01-25 DJ Delorie <dj@redhat.com>
12060 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
12061 using rtx_equal_p, not by comparing pointers.
12063 2002-01-25 Steve Ellcey <sje@cup.hp.com>
12065 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
12066 for PIC_OFFSET_TABLE_REGNUM.
12067 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
12069 2002-01-25 David O'Brien <obrien@FreeBSD.org>
12071 * config.gcc (x86_64-*-freebsd*): New target.
12072 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
12073 value.
12074 (i[34567]86-*-freebsd*): Don't include svr4.h.
12075 * config/i386/freebsd64.h: New file.
12077 2002-01-25 Douglas B Rupp <rupp@gnat.com>
12079 * config/alpha/x-vms (version): Make static.
12081 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
12082 in previous checkin.
12084 * Makefile.in (install-headers-cp): New target.
12085 * config.gcc (alpha-dec-*vms*): Install headers with
12086 install-headers-cp
12088 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
12090 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
12091 avoid it's copies.
12093 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12095 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
12096 of compare_tree_int.
12097 (expand_builtin_strncat): Likewise.
12098 * c-decl.c (finish_struct): Use tree_low_cst.
12099 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
12100 * tree.c (compare_tree_int): Likewise.
12102 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
12104 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
12105 adjustments even if they are implemented by more than two insns.
12107 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
12109 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
12110 * df.h (struct ref): Kill B.
12111 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
12113 * basic-block.h (PROP_EQUAL_NOTES): New flag.
12114 * flow.c (propagate_one_insn): Use it.
12115 (mark_used_regs): Handle NIL.
12117 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
12119 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
12120 to help folding.
12122 2002-01-25 David Edelsohn <edelsohn@gnu.org>
12124 * rs6000.md (prefetch): Make address V4SI mode so that the address
12125 is restricted to legitimate form for instruction.
12127 2002-01-25 Bob Wilson <bob.wilson@acm.org>
12129 * doc/install.texi (xtensa-*-elf): New target.
12130 (xtensa-*-linux*): New target.
12131 * doc/contrib.texi: Add myself.
12133 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
12135 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
12136 purpose register to hold an SImode (or smaller) value.
12138 2002-01-25 Jakub Jelinek <jakub@redhat.com>
12140 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
12141 registry only.
12142 * crtstuff.c: Likewise.
12144 2002-01-25 Kazu Hirata <kazu@hxi.com>
12146 * config/h8300/h8300.md (negation patterns): Tighten
12147 predicates to register_operand.
12149 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
12151 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
12152 mode, not Pmode.
12154 * builtins.c (expand_builtin_prefetch): Same.
12156 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
12158 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
12159 modes.
12161 2002-01-24 Kazu Hirata <kazu@hxi.com>
12163 * config/h8300/h8300.c (print_operand): Remove support for
12164 operand character 'A'.
12165 * config/h8300/h8300.md (three anonymous patterns): Replace
12166 operand character 'A' with either 'T' or 'S'.
12168 2002-01-24 Kazu Hirata <kazu@hxi.com>
12170 * config/h8300/h8300.c (print_operand): Remove support for
12171 operand character 'U'.
12173 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
12175 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
12177 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
12179 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
12180 values to be assigned to the stack pointer.
12182 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
12184 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
12185 to const_double needs to be done right for big-endian systems.
12187 2002-01-24 Jason Merrill <jason@redhat.com>
12189 PR c++/2432
12190 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
12191 to can_throw_internal.
12193 2002-01-23 Richard Henderson <rth@redhat.com>
12195 * fold-const.c (fold): Change UINT_MAX test to check vs precision
12196 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
12198 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
12200 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
12201 (symGOT2reg): Use them, then set as GOT value as unchanging.
12202 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
12203 as a temporary, if possible.
12204 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
12205 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
12207 2002-01-23 Kazu Hirata <kazu@hxi.com>
12209 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
12210 accept to accept 0x80 as operands[2].
12212 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
12214 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
12216 2002-01-23 Richard Henderson <rth@redhat.com>
12218 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
12220 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
12222 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
12223 (parmlist_or_identifiers_1): Verify that only a parmlist follows
12224 an attribute.
12226 2002-01-23 Richard Henderson <rth@redhat.com>
12228 * expr.c (move_by_pieces_1): Extend size before negation.
12230 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
12231 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
12232 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
12233 * config/m68k/t-m68kelf: Likewise.
12235 2002-01-23 Bob Wilson <bob.wilson@acm.org>
12237 * config/xtensa/elf.h: New file.
12238 * config/xtensa/lib1funcs.asm: New file.
12239 * config/xtensa/lib2funcs.S: New file.
12240 * config/xtensa/linux.h: New file.
12241 * config/xtensa/t-xtensa: New file.
12242 * config/xtensa/xtensa-config.h: New file.
12243 * config/xtensa/xtensa-protos.h: New file.
12244 * config/xtensa/xtensa.c: New file.
12245 * config/xtensa/xtensa.h: New file.
12246 * config/xtensa/xtensa.md: New file.
12247 * config.gcc (xtensa-*-elf*): New target.
12248 (xtensa-*-linux*): New target.
12249 * cse.c (canon_hash): Compare rtx pointers instead of register
12250 numbers. This is required for the Xtensa port.
12251 * integrate.c (copy_insn_list): Handle case where the static
12252 chain is in memory and the memory address has to be copied to
12253 a register.
12254 * doc/invoke.texi (Option Summary): Add Xtensa options.
12255 (Xtensa Options): New node.
12256 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
12258 2002-01-23 Zack Weinberg <zack@codesourcery.com>
12260 * diagnostic.c (internal_error): Do ICE suppression only
12261 when ENABLE_CHECKING is not defined.
12263 * c-typeck.c (require_complete_type): Return error_mark_node
12264 if type is error_mark_node.
12266 2002-01-23 Janis Johnson <janis187@us.ibm.com>
12268 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
12269 -Os and issue a warning.
12271 2002-01-23 Zack Weinberg <zack@codesourcery.com>
12273 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
12274 current (lack of) need for host configuration by hand.
12276 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
12277 references. Documentation of some target macros moved from
12278 hostconfig.texi to tm.texi.
12280 2002-01-23 Will Cohen <wcohen@redhat.com>
12282 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
12283 defined.
12285 2002-01-23 Kazu Hirata <kazu@hxi.com>
12287 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
12288 operand[3].
12290 2002-01-23 Jason Merrill <jason@redhat.com>
12292 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
12294 * function.c (assign_parms): Don't put args of inline functions
12295 into registers when not optimizing.
12297 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
12299 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
12300 (prologue_use): New pattern.
12301 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
12302 preference to gen_rtx_USE.
12303 (thumb_expand_prologue): Use gen_prologue_use in preference to
12304 gen_rtx_USE.
12305 (thumb_expand_epilogue): Use gen_prologue_use in preference to
12306 gen_rtx_USE.
12308 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
12310 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
12312 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
12314 PR c/3504
12315 * doc/extend.texi: Correct documentation of __alignof__.
12317 2002-01-22 Zack Weinberg <zack@codesourcery.com>
12319 * params.h: Rename arguments of DEFPARAM so that it will be
12320 recognized as a translation keyword.
12322 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
12324 * extend.texi: Document altivec functions.
12325 Fix N-bit adjectives in X86 builtin documentation.
12327 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
12329 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
12330 auto_inc_dec values.
12332 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
12334 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
12335 after backslash.
12336 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
12338 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
12340 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
12342 2002-01-22 Richard Henderson <rth@redhat.com>
12344 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
12345 copy_insn not copy_rtx.
12347 2002-01-23 Alan Modra <amodra@bigpond.net.au>
12349 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
12350 "nonzero" as that might add "1" bits. Ensure "constop" is
12351 properly sign extened.
12352 (force_to_mode): Tweak for sign extended constop.
12354 2002-01-22 Richard Henderson <rth@redhat.com>
12356 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
12357 for_each_rtx instead of assuming we're already looking at the MEM.
12358 (split_small_symbolic_mem_operand): Likewise.
12359 * config/alpha/alpha.h (PREDICATE_CODES): Update.
12360 * config/alpha/alpha.md (small symbolic memory splitters): Update.
12362 2002-01-22 Richard Henderson <rth@redhat.com>
12364 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
12365 sequence number for the literal.
12366 (divmoddi_internal_er): Likewise.
12368 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
12370 PR java/4972
12371 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
12372 in LIBICONV variable.
12373 * configure: Regenerated.
12375 2002-01-22 Krister Walfridsson <cato@df.lth.se>
12377 * dependence.c (build_def_use): Remove array_idx.
12379 * dwarfout.c (last_filename): Remove.
12380 (output_compile_unit_die): Remove last_filename.
12382 2002-01-22 Roger Sayle <roger@eyesopen.com>
12383 Richard Henderson <rth@redhat.com>
12385 PR opt/3640
12386 * fold-const.c (fold): Optimize unsigned comparisons against
12387 UINT_MAX (and similar unsigned constants).
12389 2002-01-22 Janis Johnson <janis187@us.ibm.com>
12391 * Makefile.in (loop.o): Depend on OPTABS_H.
12392 * loop.c (emit_prefetch_instructions): Check the prefetch operand
12393 against the predicate.
12395 PR target/5379
12396 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
12397 for the address operand.
12399 2002-01-22 Richard Henderson <rth@redhat.com>
12401 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
12403 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
12405 PR other/5450
12406 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
12407 preprocessor flags.
12409 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
12411 * config.gcc (x86_64-*-netbsd*): New target.
12412 * config/i386/netbsd64.h: New file.
12414 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
12416 * regrename.c (kill_value): Fix typo.
12418 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
12420 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
12422 * config/rs6000/rs6000.h: Same.
12424 * function.c (instantiate_virtual_regs): Remove
12425 STARTING_FRAME_PHASE.
12426 (assign_stack_local_1): Same.
12427 Calculate frame phase.
12429 2002-01-22 Nick Clifton <nickc@redhat.com>
12431 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
12432 variable declaration to outer scope in order to simplify
12433 future extensions.
12434 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
12435 arm_hard_regno_mode_ok.
12436 * config/arm/arm-protos.h: Add a prototype for
12437 arm_hard_regno_mode_ok.
12438 * config/arm/arm.c (soft_df_operand): Remove now redundant
12439 check for DImode values using IP_REGNUM.
12440 (nonimmediate_soft_df_operand): Remove now redundant check for
12441 DImode values using IP_REGNUM.
12442 (arm_hard_regno_mode_ok): New function. New check: make sure
12443 that DImode values are not stored in IP_REGNUM.
12445 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
12446 note with a USE.
12447 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
12449 2002-01-22 Jason Merrill <jason@redhat.com>
12451 * c-semantics.c (genrtl_compound_stmt): Only check nesting
12452 consistency if this COMPOUND_STMT is scoped.
12454 2002-01-22 Kazu Hirata <kazu@hxi.com>
12456 * predict.c: Fix formatting.
12457 * print-tree.c: Likewise.
12458 * protoize.c: Likewise.
12459 * real.h: Likewise.
12460 * rtl.h: Likewise.
12461 * sbitmap.h: Likewise.
12462 * scan.c: Likewise.
12463 * sched-deps.c: Likewise.
12464 * sched-vis.c: Likewise.
12465 * sdbout.c: Likewise.
12466 * sibcall.c: Likewise.
12467 * ssa.c: Likewise.
12468 * ssa-ccp.c: Likewise.
12469 * ssa-dce.c: Likewise.
12470 * stmt.c: Likewise.
12471 * stor-layout.c: Likewise.
12472 * system.h: Likewise.
12474 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12476 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
12477 if fits in bounds of base type.
12479 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
12480 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
12481 (add_bound_info, default): If can't find a context, make a
12482 SAVE_EXPR.
12483 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
12485 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
12487 * c-typeck.c (parser_build_binary_op): If result from
12488 build_binary_op is ERROR_MARK just return error_mark_node without
12489 further processing.
12491 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
12493 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
12494 Split a.out-specific bits into...
12495 * config/netbsd-aout.h: ...this.
12496 * config/netbsd-elf.h: New file.
12497 * config/alpha/netbsd-elf.h: Remove.
12498 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
12499 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
12500 (STARTFILE_SPEC): Remove redundant definition.
12501 (ENDFILE_SPEC): Likewise.
12502 (LINK_SPEC): Likewise.
12503 (CPP_SPEC): Likewise.
12504 (ASM_SPEC): Likewise.
12505 (LIB_SPEC): Likewise.
12506 (SWITCH_TAKES_ARG): Likewise.
12507 (TARGET_MEM_FUNCTIONS): Likewise.
12508 (CPP_PREDEFINES): Redefine.
12509 (ASM_FINAL_SPEC): Remove redefinition.
12510 (ASM_COMMENT_START): Redefine.
12511 (FUNCTION_PROFILER): Define.
12512 (TARGET_VERSION): Redefine.
12513 Comment and formatting cleanup.
12514 * config/i386/netbsd.h: Include <netbsd-aout.h>.
12515 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
12516 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
12517 big- or little-endian.
12518 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
12519 * config.gcc (*-*-netbsd*): Add definitions common to all
12520 NetBSD configs.
12521 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
12522 gnu_ld definitions. Add netbsd-elf.h to and remove
12523 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
12524 tmake_file, and don't lose previous tmake_file contents.
12525 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
12526 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
12527 gnu_ld definitions. Add netbsd-elf.h to tm_file.
12528 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
12529 (mipsel-*-netbsd*): Rename this to...
12530 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
12531 mips/little.h to tm_file for mips*el-*.
12532 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
12533 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
12534 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
12536 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
12538 * pa-protos.h (reg_before_reload_operand): New function prototype.
12539 * pa.c (reg_before_reload_operand): New function implementation.
12540 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
12541 contraints to "*m".
12543 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12545 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
12547 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
12549 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
12550 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
12551 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
12552 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
12553 (ENDFILE_SPEC): Undefine.
12554 (STARTFILE_SPEC): Redefine for PA.
12556 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12558 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
12560 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
12562 * config.gcc: Add entries to supported PowerPC --with-cpu
12563 types.
12565 2002-01-21 Jakub Jelinek <jakub@redhat.com>
12567 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
12568 true for 64-bit mode only SSE registers in 32-bit mode.
12570 2002-01-21 Kazu Hirata <kazu@hxi.com>
12572 * unwind-dw2.c: Fix formatting.
12573 * unwind-dw2-fde.c: Likewise.
12574 * unwind-dw2-fde.h: Likewise.
12575 * unwind-pe.h: Likewise.
12576 * varasm.c: Likewise.
12577 * varray.h: Likewise.
12579 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
12581 Remove workaround for register stack overwrite bug in mmix.
12582 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
12583 support for TARGET_REG_STACK_FILL_BUG.
12584 * config/mmix/mmix.h: Remove member has_call_without_parameters.
12585 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
12586 Delete.
12587 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
12588 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
12589 -mno-reg-stack-fill-bug-workaround.
12590 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
12591 machine member has_call_without_parameters.
12592 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
12593 -mreg-stack-fill-bug-workaround and
12594 -mno-reg-stack-fill-bug-workaround.
12595 (MMIX Options): Ditto.
12597 2002-01-21 Kazu Hirata <kazu@hxi.com>
12599 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
12600 as appropriate.
12601 Remove redundant code.
12603 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
12605 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
12606 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
12607 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
12608 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
12609 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
12610 out target macro definitions and non-target-specific comments
12611 mostly taken from old versions of the manual.
12613 2002-01-20 Kazu Hirata <kazu@hxi.com>
12615 * config/h8300/h8300.h: Fix comment formatting.
12616 * config/ia64/aix.h: Likewise.
12617 * config/ia64/ia64-protos.h: Likewise.
12618 * config/ia64/ia64.c: Likewise.
12619 * config/ia64/ia64.h: Likewise.
12620 * config/ia64/ia64intrin.h: Likewise.
12621 * config/ia64/linux.h: Likewise.
12622 * config/ia64/unwind-aix.c: Likewise.
12623 * config/ia64/unwind-ia64.c: Likewise.
12625 2002-01-20 Kazu Hirata <kazu@hxi.com>
12627 * config/h8300/h8300.c: Revise comments about shift code.
12629 2002-01-20 Kazu Hirata <kazu@hxi.com>
12631 * config/h8300/h8300.c (function_arg): Update a comment.
12633 2002-01-20 Kazu Hirata <kazu@hxi.com>
12635 * config/h8300/h8300.md: Update the comments at the beginning
12636 of the file.
12638 2002-01-20 Kazu Hirata <kazu@hxi.com>
12640 * config/i370/i370.c: Fix comment formatting.
12641 * config/i370/i370.h: Likewise.
12642 * config/i370/i370.md: Likewise.
12643 * config/i370/linux.h: Likewise.
12645 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12647 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
12649 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
12650 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
12651 in incomplete case.
12653 2002-01-20 Graham Stott <grahams@redhat.com>
12655 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
12657 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
12659 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
12661 2002-01-19 Tom Rix <trix@redhat.com>
12663 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
12665 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
12667 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
12669 * function.c (assign_stack_local_1): Adjust x_frame_offset with
12670 STARTING_FRAME_PHASE.
12671 (STARTING_FRAME_PHASE): New.
12672 (instantiate_virtual_regs): Check saneness of
12673 STARTING_FRAME_PHASE.
12675 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
12677 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
12679 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
12681 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
12683 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
12684 be used for bootstrapping GCC 3.0.
12686 2002-01-18 Kazu Hirata <kazu@hxi.com>
12688 * config/h8300/h8300.md: Fix an insn length.
12690 2002-01-18 Kazu Hirata <kazu@hxi.com>
12692 * bitmap.h: Fix comment formatting.
12693 * combine.c: Likewise.
12694 * cppfiles.c: Likewise.
12695 * c-pragma.h: Likewise.
12696 * c-typeck.c: Likewise.
12697 * df.c: Likewise.
12698 * dwarf2out.c: Likewise.
12699 * function.c: Likewise.
12700 * gcc.c: Likewise.
12701 * genattrtab.c: Likewise.
12702 * gthr-win32.h: Likewise.
12703 * haifa-sched.c: Likewise.
12704 * predict.c: Likewise.
12705 * rtlanal.c: Likewise.
12706 * rtl.h: Likewise.
12707 * unwind-dw2-fde.h: Likewise.
12708 * unwind-pe.h: Likewise.
12709 * vmsdbgout.c: Likewise.
12711 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12713 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
12714 if type_required and passed decl.
12716 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
12718 * config.gcc (cpu_type): Include altivec.h in powerpc
12719 extra_headers.
12720 Same for darwin.
12722 * config/rs6000/altivec.h: New.
12724 2002-01-17 David Edelsohn <edelsohn@gnu.org>
12726 * doc/install.texi (*-ibm-aix*): Update assembler and exception
12727 handling information.
12728 * doc/trouble.texi (Interoperation): Add libstdc++ information
12729 for AIX.
12730 (Misunderstandings): Add template instantiation and static template
12731 member information for AIX.
12733 2002-01-17 Jason Merrill <jason@redhat.com>
12735 * dbxout.c (dbxout_type): Support const and volatile.
12737 * except.c (add_partial_entry): Remove backwards compatibility code.
12738 (end_protect_partials): Likewise.
12740 2002-01-17 Jakub Jelinek <jakub@redhat.com>
12742 * config/ia64/ia64.md (prologue_use): New.
12743 * config/ia64/ia64.c (ia64_expand_prologue): Use
12744 gen_prologue_use instead of gen_rtx_USE.
12745 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
12746 as CODE_FOR_pred_rel_mutex.
12747 (ia64_sched_reorder2): Likewise.
12749 2002-01-16 Eric Christopher <echristo@redhat.com>
12751 * config/mips/r3900.h: Reformat.
12752 (SUBTARGET_CPP_SIZE_SPEC): Remove.
12753 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
12754 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
12755 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
12756 * config/mips/t-elf: Remove mips3 multilib.
12758 2002-01-16 H.J. Lu <hjl@gnu.org>
12760 * config/mips/linux.h: Include "mips/abi64.h".
12762 2002-01-16 H.J. Lu <hjl@gnu.org>
12764 * config/mips/t-linux: New.
12766 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
12768 * config/mips/linux.h: Don't include "gofast.h".
12769 (INIT_SUBTARGET_OPTABS): Removed.
12771 2002-01-16 Kazu Hirata <kazu@hxi.com>
12773 * config/h8300/h8300-protos.h: Replace emit_a_shift with
12774 output_a_shift.
12775 * config/h8300/h8300.c: Likewise.
12776 * config/h8300/h8300.md: Likewise.
12778 2002-01-16 Kazu Hirata <kazu@hxi.com>
12780 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
12781 spaces after an opcode name.
12782 (pushqi1_h8300hs): Likewise.
12783 (pushhi1_h8300hs): Likewise.
12785 2002-01-16 Kazu Hirata <kazu@hxi.com>
12787 * doc/extend.texi: Replace "option" with "attribute"
12788 appropriately.
12790 2002-01-16 Jakub Jelinek <jakub@redhat.com>
12792 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
12793 (and:DI () (const_int -8)).
12794 (split_small_symbolic_mem_operand): Split
12795 (mem (and:DI () (const_int -8)).
12797 2002-01-16 Jakub Jelinek <jakub@redhat.com>
12799 PR target/5309:
12800 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
12801 same way as TYPE_IMUL.
12802 (ultrasparc_sched_reorder): Likewise.
12803 * config/sparc/sparc.md (type): Add comment to update
12804 ultrasparc_sched_reorder when making changes.
12806 2002-01-16 Kazu Hirata <kazu@hxi.com>
12808 * doc/invoke.texi: Change the dump file name of block
12809 reordering pass from 28.bbro to 29.bbro.
12810 Mention -dk option.
12812 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
12814 * i386.md (minsf splitter): Fix pasto.
12816 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
12818 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
12819 to frame pointer initialisation instruction.
12820 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
12821 initialisation instruction.
12822 (soft_df_operand): Do not accept the IP register.
12823 (nonimmediate_soft_df_operand): Do not accept the IP register.
12825 2002-01-16 Jakub Jelinek <jakub@redhat.com>
12827 PR target/5357:
12828 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
12829 MASK_V8 being both set.
12831 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
12833 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
12834 insn for GOT register; add REG_MAYBE_DEAD notes instead.
12835 config/s390/s390.md (call, call_value): Add GOT register to
12836 CALL_INSN_FUNCTION_USAGE where needed.
12837 (call_exp, call_value_exp): New.
12839 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
12841 * config/arm/arm.c: General formatting tidy up.
12843 2002-01-16 Graham Stott <grahams@redhat.com>
12845 * calls.c (try_to_integrate): Use "(size_t)" intermediate
12846 cast and when casting an integer literal to "rtx" pointer.
12847 (expand_call): Likewise.
12848 * flow.c (try_pre_increment): Likewise.
12849 (find_use_as_address): Likewise.
12850 * integrate.c (expand_iline_function): Likewise.
12851 * regmove.c (try_auto_increment): Likewise.
12853 2002-01-16 Graham Stott <grahams@redhat.com>
12855 * sched-rgn.c (passed): Use sbitmap_free.
12856 (header): Likewise.
12857 (inner): Likewise.
12858 (in_queue): Likewise.
12859 (in_stack): Likewise.
12861 2002-01-15 Eric Christopher <echristo@redhat.com>
12863 * flow.c (propagate_one_insn): Change to use fatal_insn.
12865 2002-01-15 Kazu Hirata <kazu@hxi.com>
12867 * expmed.c (extract_fixed_bit_field): Remove unused code.
12868 * system.h: Poison SLOW_ZERO_EXTEND.
12869 * doc/tm.texi: Remove.
12870 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
12871 * config/arm/arm.h: Likewise.
12872 * config/avr/avr.h: Likewise.
12873 * config/clipper/clipper.h: Likewise.
12874 * config/convex/convex.h: Likewise.
12875 * config/d30v/d30v.h: Likewise.
12876 * config/dsp16xx/dsp16xx.h: Likewise.
12877 * config/elxsi/elxsi.h: Likewise.
12878 * config/fr30/fr30.h: Likewise.
12879 * config/h8300/h8300.h: Likewise.
12880 * config/i370/i370.h: Likewise.
12881 * config/i386/i386.h: Likewise.
12882 * config/m68k/m68k.h: Likewise.
12883 * config/mips/mips.h: Likewise.
12884 * config/ns32k/ns32k.h: Likewise.
12885 * config/pdp11/pdp11.h: Likewise.
12886 * config/pj/pj.h: Likewise.
12887 * config/s390/s390.h: Likewise.
12888 * config/sh/sh.h: Likewise.
12889 * config/stormy16/stormy16.h: Likewise.
12890 * config/v850/v850.h: Likewise.
12891 * config/vax/vax.h: Likewise.
12892 * config/we32k/we32k.h: Likewise.
12894 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
12896 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
12897 (altivec_lvsl): Change constraint to b.
12898 (altivec_lvsr): Same.
12899 (altivec_lvebx): Same.
12900 (altivec_lvehx): Same.
12901 (altivec_lvewx): Same.
12902 (altivec_lvxl): Same.
12903 (altivec_lvx): Same.
12904 (altivec_stvx): Add parallel.
12905 (altivec_stvxl): Same.
12906 (altivec_stvehx): Same.
12907 (altivec_stvebx): Same.
12908 (altivec_stvebx): Same.
12910 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
12912 * config.gcc: Change altivec.h to altivec-defs.h.
12914 * config/rs6000/altivec.h: Delete.
12916 * config/rs6000/altivec-defs.h: Add.
12918 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
12920 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
12921 and UMOD modes.
12923 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
12924 less than or equal to eight bytes.
12926 * vax.md (andsi3): Remove constraints and change SET destination
12927 operand type to nonimmediate_operand.
12928 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
12929 when it is a CONST_INT.
12931 2002-01-15 Jason Merrill <jason@redhat.com>
12933 * c-common.def (FILE_STMT): New code.
12934 * c-common.c (statement_code_p): It's a statement.
12935 * c-common.h (stmt_tree_s): Add x_last_filename.
12936 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
12937 (last_expr_filename): New macro.
12938 * c-semantics.c (begin_stmt_tree): Initialize it.
12939 (add_stmt): If the filename changed, also insert a
12940 FILE_STMT.
12941 (expand_stmt): Handle seeing one.
12943 2002-01-15 Eric Christopher <echristo@redhat.com>
12945 * flow.c (propagate_one_insn): Add error message and print out
12946 insn for debugging.
12948 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
12950 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
12951 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
12952 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
12953 TRAMPOLINE_ALIGNMENT.
12954 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
12955 to be in bits.
12956 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
12957 PCC_BITFIELD_TYPE_MATTERS.
12958 * config/interix.h (STDC_VALUE): Remove. Use
12959 STDC_0_IN_SYSTEM_HEADERS.
12960 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
12961 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
12962 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
12964 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
12966 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
12967 not work on this platform currently.
12969 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
12971 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
12972 readonly_warning in _().
12974 2002-01-15 Douglas B Rupp <rupp@gnat.com>
12976 * gcc.c (delete_if_ordinary): Backout previous change.
12978 2002-01-15 Kazu Hirata <kazu@hxi.com>
12980 * config/h8300/h8300.c (print_operand): Remove support for
12981 unused operand characters.
12983 * read-rtl.c: Fix formatting.
12984 * real.c: Likewise.
12985 * recog.c: Likewise.
12986 * regclass.c: Likewise.
12987 * regmove.c: Likewise.
12988 * reg-stack.c: Likewise.
12989 * reload1.c: Likewise.
12990 * rtlanal.c: Likewise.
12992 2002-01-15 Kazu Hirata <kazu@hxi.com>
12994 * config/i386/i386.c: Fix formatting.
12996 2002-01-15 Jakub Jelinek <jakub@redhat.com>
12998 * c-typeck.c (process_init_element): Don't save_expr
12999 COMPOUND_LITERAL_EXPR if just its initializer will be used.
13001 2002-01-15 David Edelsohn <edelsohn@gnu.org>
13003 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
13004 emit optional traceback table if optimize_size or TARGET_ELF.
13005 * config/rs6000/rs6000.md (prefetch): New.
13007 2002-01-15 Andreas Jaeger <aj@suse.de>
13009 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
13011 2002-01-15 Kazu Hirata <kazu@hxi.com>
13013 * mips-tfile.c: Fix formatting.
13015 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
13017 * unroll.c (final_reg_note_copy): Fix previous commit.
13019 2002-01-14 Kazu Hirata <kazu@hxi.com>
13021 * config/h8300/h8300-protos.h: Remove the prototype for
13022 eq_operator.
13023 * config/h8300/h8300.c (eq_operator): Remove.
13025 2002-01-14 Richard Henderson <rth@redhat.com>
13027 * config/i386/i386.md (prefetch): Tidy.
13028 (prefetch_3dnow): Fix locality operand.
13030 2002-01-14 Richard Henderson <rth@redhat.com>
13032 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
13033 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
13035 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
13037 * reload1.c (reload_combine): Pass reg_sum replacement through
13038 copy_rtx in loop performing multiple changes.
13040 2002-01-14 Jakub Jelinek <jakub@redhat.com>
13042 * except.c (remove_unreachable_regions): New.
13043 (free_eh_status): Clear exception_handler_labels.
13044 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
13045 (find_exception_handler_labels): Don't add the same label more than
13046 once.
13047 (remove_exception_handler_label): Don't die if
13048 find_exception_handler_labels hasn't been called for the current
13049 function yet.
13051 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
13053 * toplev.c (rest_of_compilation): Rebuild jump labels after
13054 gcse.
13056 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
13058 * doc/extend.texi: Move documentation of X86 built-in functions
13059 here.
13060 * doc/invoke.texi: From here.
13061 * doc/sourcebuild.texi: Document location of documentation for
13062 machine built-in functions.
13064 2002-01-13 Christopher Faylor <cgf@redhat.com>
13066 * cppfiles.c (TEST_THRESHOLD): New macro.
13067 (SHOULD_MMAP): Ditto.
13068 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
13069 be used.
13071 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
13073 * unroll.c (final_reg_note_copy): Properly handle
13074 REG_LABEL
13075 (unroll_loops): Fix LOOP_CONDITION heuristics.
13077 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
13079 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
13080 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
13082 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
13084 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
13085 threaded loop.
13087 2002-01-14 Tom Rix <trix@redhat.com>
13089 * config/rs6000/rs6000.md: Fix typo with sradi.
13091 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
13093 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
13094 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
13095 (clrstrdi, clrstrsi): Adapt callers.
13097 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
13099 (movti splitter): Never use register 0 as base register.
13101 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
13103 * combine.c (simplify_shift_const): Always generate new rtx
13104 for shift expression instead of reusing given expression.
13106 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13108 * config/alpha/alpha.c (alpha_expand_mov): Don't call
13109 alpha_legitimize_address unless mode is Pmode.
13111 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
13113 * doc/md.texi (Modifiers): Document the '*' constraint for the
13114 user.
13116 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
13117 * doc/extend.texi (Function Attributes): 'interrupt' is valid
13118 for xstormy16 too.
13120 2002-01-13 Richard Henderson <rth@redhat.com>
13122 * reload.c (find_reloads): Use a hard reg destination as reload reg
13123 for an input reload of the source.
13125 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13127 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
13128 more generic.
13130 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
13132 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
13133 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
13135 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
13137 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13139 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
13141 2002-01-12 Tom Rix <trix@redhat.com>
13143 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
13144 TARGET_POWERPC64.
13146 2002-01-12 Richard Henderson <rth@redhat.com>
13148 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
13150 * doc/invoke.texi: Update Alpha options.
13152 * doc/invoke.texi: Update i386 built-in function lists.
13154 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
13156 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
13157 referencing outside.
13159 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13161 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
13162 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
13163 offsets, and change line folding.
13164 * optabs.c (expand_binop): Remove warnings.
13165 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
13167 2002-01-12 Graham Stott <grahams@redhat.com>
13169 * attribs.c (handle_deprecated_attribute): constify WHAT.
13170 * diagnostic.c (warn_deprecated_use): Add braces, fixes
13171 dangling else warning and constify WHAT.
13172 * except.h (struct function, struct inline_remap): Move
13173 struct tag forward defs before all prototypes.
13174 (duplicate_eh_regions): Whitespace.
13176 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
13178 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
13179 MODE_BASE_REG_CLASS.
13180 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
13182 2002-01-12 Richard Henderson <rth@redhat.com>
13184 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
13185 (ix86_expand_vector_move): New.
13186 (bdesc_2arg): Remove andps, andnps, orps, xorps.
13187 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
13188 Remove old prefetch builtins. Special case the logicals removed above.
13189 (ix86_expand_builtin): Likewise.
13190 (safe_vector_operand): Use V4SFmode, not TImode.
13191 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
13192 (ix86_expand_timode_binop_builtin): New.
13193 * config/i386/i386-protos.h: Update.
13194 * config/i386/i386.h (enum ix86_builtins): Update.
13195 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
13196 Use ix86_expand_vector_move in vector move expanders.
13197 (movti_internal, movti_rex64): Add xorps alternative.
13198 (sse_clrv4sf): Rename and adjust from sse_clrti.
13199 (prefetch): Don't work so hard.
13200 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
13201 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
13202 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
13204 2002-01-11 Richard Henderson <rth@redhat.com>
13206 * config/i386/mmintrin.h: New file.
13207 * config/i386/xmmintrin.h: New file.
13208 * config.gcc (i?86-*-*): Add extra_headers.
13209 * simplify-rtx.c (simplify_unary_operation): Handle saturating
13210 truncation codes.
13211 (simplify_binary_operation): Handle saturating arithmetic codes.
13212 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
13213 not the lowpart subreg.
13214 (ix86_expand_builtin): Return a TImode dummy register instead of 0
13215 on error.
13216 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
13218 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13220 * conflict.c (conflict_graph_compute): Free regsets when finished.
13221 * ssa.c (compute_coalesced_reg_partition): Likewise.
13223 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
13225 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
13226 every where we allocate a register.
13228 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13230 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
13231 * lcm.c (compute_earliest, compute_farthest): Likewise.
13233 2002-01-11 Janis Johnson <janis187@us.ibm.com>
13235 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
13237 2002-01-11 Janis Johnson <janis187@us.ibm.com>
13239 * doc/rtl.texi (Insns): Fix 2 typos.
13241 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
13243 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
13244 options. Use @table @gcctabopt for MMIX options. Add index
13245 entries for MMIX options. Start new paragraph with first
13246 heading of the machine-dependent options.
13248 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
13250 PR other/5299
13251 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
13252 * combine.c (force_to_mode): Same.
13253 * reload1.c (clear_reload_reg_in_use): Same.
13255 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
13257 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
13258 and 'subtargets'.
13260 2002-01-11 Andreas Jaeger <aj@suse.de>,
13261 Brad Lucier <lucier@math.purdue.edu>
13263 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
13264 mcpu.
13266 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
13268 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
13269 Protect with IN_LIBGCC.
13270 (LINK_EH_SPEC): Add required trailing space.
13272 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
13274 * c-tree.h: Move function declarations so that they are listed
13275 under the filename which contains them.
13276 (check_identifier, finish_decl_top_level,
13277 lookup_name_current_level_global, shadow_record_fields): Remove.
13279 2002-01-11 Andreas Jaeger <aj@suse.de>
13281 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
13282 march.
13284 2002-01-10 Richard Henderson <rth@redhat.com>
13286 * config/alpha/alpha.c (print_operand): Add 'J'.
13287 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
13288 new operand with the sequence number for the lituse. When splitting
13289 the insns, use gen_movdi_er_high_g and generate a sequence number.
13290 (gen_movdi_er_high_g): Print the sequence number if non-zero.
13292 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
13294 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
13295 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
13296 stvxl.
13297 (altivec_expand_builtin): Same.
13298 (altivec_expand_stv_builtin): New.
13300 * config/rs6000/rs6000.h (rs6000_builtins): Same.
13302 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
13303 ("altivec_lvehx"): New.
13304 ("altivec_lvewx"): New.
13305 ("altivec_lvxl"): New.
13306 ("altivec_lvx"): New.
13307 ("altivec_stvx"): New.
13308 ("altivec_stvebx"): New.
13309 ("altivec_stvehx"): New.
13310 ("altivec_stvewx"): New.
13311 ("altivec_stvxl"): New.
13313 2002-01-10 Richard Henderson <rth@redhat.com>
13315 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
13316 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
13317 care not to delete instructions twice.
13319 2002-01-10 Zack Weinberg <zack@codesourcery.com>
13321 * toplev.c: Don't declare environ (it's not used anywhere).
13322 * configure.in: Don't check for declaration of environ.
13323 * config/i386/xm-mingw32.h: Don't #define environ.
13324 * config.in, configure: Regenerate.
13326 2002-01-10 Zack Weinberg <zack@codesourcery.com>
13328 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
13329 * configure: Regenerate.
13331 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
13332 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
13333 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
13334 alpha/xm-vms.h.
13335 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
13336 LIMITS_H_TEST here, not in m68k/x-next.
13337 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
13338 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
13340 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
13341 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
13342 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
13344 * config/i386/x-djgpp: Renamed i386/t-djgpp.
13345 * config/m88k/x-dolph: Renamed m88k/t-dolph.
13346 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
13347 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
13348 replacement of quadlib.asm with quadlib.c.
13350 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
13351 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
13352 config/rs6000/xm-beos.h: Delete file.
13354 * config.gcc: Update to match above changes.
13356 2002-01-10 Kazu Hirata <kazu@hxi.com>
13358 * config/h8300/h8300.h: Fix comment typos.
13359 * config/h8300/h8300.md: Likewise.
13360 * config/h8300/lib1funcs.asm: Likewise.
13362 2002-01-10 Dale Johannesen <dalej@apple.com>
13364 PR optimization/5269
13365 * unroll.c (precondition_loop_p): Make *increment be the correct
13366 sign when n_iterations known, to avoid confusing caller.
13368 2002-01-10 Kazu Hirata <kazu@hxi.com>
13370 * doc/extend.texi (deprecated): Fix a typo.
13372 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
13374 * basic-block.h (update_br_prob_note): Declare.
13375 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
13376 (try_forward_edges): Care negative frequencies and update note.
13377 (outgoing_edges_match): Tweek conditional merging heuristics.
13378 (try_crossjump_to_edge): use update_br_prob_note.
13379 * cfglayout.c (fixup_reorder_chain): Likewise.
13380 * cfrtl.c (update_br_prob_note): New.
13381 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
13383 * i386.c (ix86_decompose_address): Return -1 if address contains
13384 shift.
13385 (legitimate_address_p): Require ix86_decompose_address to return 1.
13387 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
13388 (cprop_insn): Likewise.
13390 2002-01-10 Kazu Hirata <kazu@hxi.com>
13392 * toplev.c: Fix formatting.
13393 * tree.c: Likewise.
13394 * tree-dump.c: Likewise.
13395 * unroll.c: Likewise.
13396 * unwind-dw2.c: Likewise.
13397 * unwind-dw2-fde.c: Likewise.
13398 * unwind-dw2-fde-glibc.c: Likewise.
13399 * unwind-sjlj.c: Likewise.
13401 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
13403 * doc/invoke.texi: Document PDP-11 options.
13405 2002-01-10 Kazu Hirata <kazu@hxi.com>
13407 * config/h8300/h8300.h: Fix formatting.
13409 2002-01-10 Ira Ruben <ira@apple.com>
13411 Add __attribute__ ((deprecated)).
13412 * extend.texi: Document __attribute__ ((deprecated)).
13413 * invoke.texi: Document -Wno-deprecated-declarations.
13414 * testsuite/g++.dg/other/deprecated.C: New C++ test.
13415 * testsuite/gcc.dg/deprecated.c: New C test.
13416 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
13417 (c_common_attribute_table): Add "deprecated" entry.
13418 (handle_deprecated_attribute): New function.
13419 * c-decl.c (deprecated_states): New enum.
13420 deprecated_state: State of "deprecated" handling.
13421 (start_decl): Set deprecated_state based on attributes.
13422 (grokdeclarator): Test for deprecated uses, propagate attribute.
13423 * c-typeck.c (build_component_ref): Test for deprecated fields.
13424 (build_external_ref): Test for deprecated primaries.
13425 * diagnostic.c (warn_deprecated_use) New function to issue
13426 warnings about __attribute__ ((depricated)) references.
13427 * flags.h (warn_deprecated_decl): Extern declared for
13428 -W[no-]deprecated-declarations option.
13429 * print-tree.c (print_node): Show deprecated flag status.
13430 * toplev.c (warn_deprecated_decl): Defined.
13431 (W_options): Added "deprecated-declaration".
13432 * toplev.h (warn_deprecated_use): Extern declared.
13433 * tree.h (struct tree_common): Define deprecated_flag.
13434 (TREE_DEPRECATED): New macro to access flag.
13435 * cp/call.c (build_call): Test for deprecated calls.
13436 * cp/class.c (add_implicitly_declared_members): Set global
13437 flag to tell grokdeclarator to not issue deprecated warnings.
13438 * cp/cp-tree.h: Add extern for adding_implicit_members.
13439 * cp/decl.c (deprecated_states): New enum.
13440 (start_decl): Set deprecated_state based on attributes.
13441 (grokdeclarator): Test for deprecated uses, propagate attribute.
13442 * cp/lex.c (do_identifier): Test for deprecated primaries.
13443 * cp/typeck.c (build_component_ref): Test for deprecated fields.
13445 2002-01-10 Ira Ruben <ira@apple.com>
13447 Fix to assign attributes to inline member functions.
13448 * cp/decl.c (start_method): Handle attrlist.
13450 2002-01-10 Kazu Hirata <kazu@hxi.com>
13452 * combine.c (expand_field_assignment): Use subreg_lsb().
13454 2002-01-10 David Edelsohn <edelsohn@gnu.org>
13456 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
13457 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
13458 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
13459 Recurse for any operand of AND as long as constant is non-zero.
13461 2002-01-10 Kazu Hirata <kazu@hxi.com>
13463 * config/h8300/h8300.md: Remove constraints from expanders.
13465 2002-01-10 Kazu Hirata <kazu@hxi.com>
13467 * varasm.c: Fix formatting.
13468 * varray.c: Likewise.
13469 * vmsdbgout.c: Likewise.
13470 * xcoffout.c: Likewise.
13472 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
13474 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
13475 update edge probabilities to match.
13477 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
13479 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
13480 dependencies.
13481 * doc/languages.texi, doc/sourcebuild.texi: New files.
13482 * doc/configfiles.texi: Make a subsubsection. Update.
13483 * doc/configterms.texi: Add @node. Remove warning that this isn't
13484 instructions for building GCC.
13485 * doc/makefile.texi: Make a subsection.
13486 * doc/gccint.texi: Update.
13488 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
13490 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
13492 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
13494 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
13496 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
13498 * optabs.c (expand_fix): Look for wider integer modes first.
13500 * i386.md (mov?f): Avoid the fake const double trick for medium
13501 memory model.
13502 (min?f*/max?f*): Prohibit memory operands for i387 variant.
13503 (fop_df_4): Disable for SSE compilation.
13505 2002-01-10 Graham Stott <grahams@redhat.com>
13507 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
13508 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
13510 2002-01-10 Richard Henderson <rth@redhat.com>
13512 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
13514 2002-01-10 Richard Henderson <rth@redhat.com>
13516 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
13517 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
13519 2002-01-10 Kazu Hirata <kazu@hxi.com>
13521 * combine.c (can_combine_p): Fix a comment typo.
13523 2002-01-09 Zack Weinberg <zack@codesourcery.com>
13525 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
13526 empty list correctly. Change loop index $t to $f for
13527 consistency with rest of Makefile.
13529 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
13531 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
13532 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
13534 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
13535 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
13536 (altivec_init_builtins): Same.
13537 (altivec_expand_unop_builtin): Return NULL_RTX on error.
13538 (altivec_expand_binop_builtin): Same.
13539 (altivec_expand_ternop_builtin): Same.
13540 (bdesc_dst): New.
13542 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
13543 ("altivec_vctuxs"): Fix typo.
13544 ("altivec_vnmsubfp"): Same.
13545 ("altivec_dssall"): New.
13546 ("altivec_mfvscr"): New.
13547 ("altivec_dss"): New.
13548 ("altivec_lvsl"): New.
13549 ("altivec_lvsr"): New.
13550 ("altivec_dstt"): New.
13551 ("altivec_dstst"): New.
13552 ("altivec_dststt"): New.
13553 ("altivec_dst"): New.
13555 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
13556 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
13558 2002-01-09 Richard Henderson <rth@redhat.com>
13560 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
13562 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
13564 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
13565 function.
13566 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
13567 prototype.
13568 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
13570 2002-01-09 Kazu Hirata <kazu@hxi.com>
13572 * read-rtl.c: Fix formatting.
13573 * real.c: Likewise.
13574 * regclass.c: Likewise.
13575 * regrename.c: Likewise.
13576 * reg-stack.c: Likewise.
13577 * reload1.c: Likewise.
13578 * reload.c: Likewise.
13579 * rtl.c: Likewise.
13581 2002-01-09 Kazu Hirata <kazu@hxi.com>
13583 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
13584 to extract items in the expr_list chain.
13586 2002-01-09 Richard Henderson <rth@redhat.com>
13588 * config/vax/vax.c (vax_rtx_cost): Never abort.
13590 * config/vax/vax.h (REAL_ARITHMETIC): Define.
13592 2002-01-09 Jan Hubicka <jh@suse.cz>
13594 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
13596 2002-01-09 Richard Henderson <rth@redhat.com>
13598 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
13599 Unify code from various alternatives.
13601 2002-01-09 Richard Henderson <rth@redhat.com>
13603 * regrename.c (copy_value): Ignore the copy if the source register
13604 is present in the value chain with a narrower mode.
13606 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
13608 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
13609 for the c4x target. Also improve layout.
13611 2002-01-09 Richard Henderson <rth@redhat.com>
13613 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
13614 * config/m32r/m32r.md (and ior xor splitters): Swap operands
13615 to match insn patterns.
13617 2002-01-09 Richard Henderson <rth@redhat.com>
13619 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
13620 (copyprop_hardreg_forward_1): Likewise.
13622 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
13624 * pa.md (decrement_and_branch_until_zero): Change predicate for
13625 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
13627 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
13629 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
13630 gets undefined. For Darwin.
13632 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
13634 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
13636 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13638 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
13640 2002-01-08 Richard Henderson <rth@redhat.com>
13642 * regrename.c (copy_value): Ignore overlapping copies.
13644 2002-01-08 Richard Henderson <rth@redhat.com>
13646 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
13647 as needed to avoid shared structure.
13649 2002-01-08 Kazu Hirata <kazu@hxi.com>
13651 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
13652 H8/300H and H8/S.
13654 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
13656 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
13657 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
13658 documentation of obsolete macros.
13659 * system.h: Poison these macros.
13660 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
13661 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
13662 config/c4x/c4x.h, config/clipper/clipper.h,
13663 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
13664 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
13665 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
13666 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
13667 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
13668 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
13669 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
13670 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
13671 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
13672 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
13673 config/sparc/sparc.h, config/stormy16/stormy16.h,
13674 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
13675 definitions and commented out definitions of obsolete macros.
13676 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
13677 of MAX_INT_TYPE_SIZE.
13679 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
13681 * config/s390/s390.c (s390_preferred_reload_class): Never
13682 return ADDR_REGS if it isn't a subset of the given class.
13683 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
13684 FP_REGS, but all superclasses as well.
13686 * config/s390/s390.c (s390_function_profiler): Fix thinko.
13688 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
13689 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
13690 must not be a const_int.
13692 2002-01-08 Richard Henderson <rth@redhat.com>
13694 * Makefile.in (toplev.o): Depend on options.h.
13695 (gcc.o): Depend on specs.h.
13697 2002-01-08 Jakub Jelinek <jakub@redhat.com>
13699 * expr.c (store_expr): Convert VOIDmode constants back to target's
13700 mode.
13702 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13704 * doc/invoke.texi: Markup gcc as @command. Refer to
13705 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
13706 of http://gcc.gnu.org/thanks.html.
13708 2002-01-08 Dale Johannesen <dalej@apple.com>
13710 * config/rs6000/rs6000.md: Add missing int register
13711 target case to movdf_low.
13713 2002-01-08 Zack Weinberg <zack@codesourcery.com>
13715 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
13716 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
13717 (cppinit.o): Depend on except.h.
13718 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
13719 s-specs): New rules.
13721 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
13722 Don't create specs.h/options.h/gencheck.h here. Remove
13723 unnecessary variable settings from last argument of AC_OUTPUT.
13724 * config.in, configure: Regenerate.
13725 * intl.c: Hardcode package name as "gcc".
13727 * cppinit.c: Include except.h.
13728 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
13729 appropriate.
13730 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
13731 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
13732 (!)USING_SJLJ_EXCEPTIONS.
13733 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
13735 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
13737 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
13738 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
13739 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
13740 documentation of obsolete macros.
13741 * system.h: Poison these macros.
13742 * config/d30v/d30v.h, config/ns32k/encore.h,
13743 config/stormy16/stormy16.h: Remove definitions and commented out
13744 definitions of obsolete macros.
13746 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
13748 * objc/objc-act.c (handle_class_ref): Mark the declaration of
13749 %sobjc_class_ref_%s as used - to prevent unwanted compiler
13750 warnings.
13752 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
13754 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
13755 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
13756 to insn adjusting stack/frame pointer.
13757 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
13758 accept operands that cause the insn to be non-splittable.
13760 2002-01-08 Graham Stott <grahams@redhat.com>
13762 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
13763 (C_TYPE_FIELDS_VOLATILE): Likewise.
13764 (C_TYPE_BEING_DEFINED): Likewise.
13765 (C_IS_RESERVED_WORD): Likewise.
13766 (C_TYPE_VARIABLE_SIZE): Likewise.
13767 (C_DECL_VARIABLE_SIZE): Likewise.
13768 (C_MISSING_PROTOTYPE_WARNED): Likewise.
13769 (C_SET_EXP_ORIGINAL_CODE): Likewise.
13770 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
13771 parenthesis.
13772 (C_DECL_ANTICIPATED): Likewise.
13773 (c_build_type_variant): Add parenthesis.
13775 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
13777 * gcc.c (option_map): Remove --version.
13778 (process_command): Handle -fversion following the GNU Coding
13779 Standards. Partially addresses PR other/704.
13781 2002-01-08 Graham Stott <grahams@redhat.com>
13783 * combine.c (combine_instructions): Fix typo.
13785 2002-01-08 Graham Stott <grahams@redhat.com>
13787 * debug.h: Use "tree" and "rtx" throughout.
13789 * debug.c: Likewise.
13791 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
13793 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
13794 constant pool, use the pool's version of the symbol instead.
13796 2002-01-07 Richard Henderson <rth@redhat.com>
13798 * regrename.c (find_oldest_value_reg): Ignore the value chain if
13799 the original register was copied in a mode with a fewer number of
13800 hard registers than the desired mode.
13801 (copyprop_hardreg_forward_1): Likewise.
13802 (debug_value_data): Fix loop test.
13803 * toplev.c (parse_options_and_default_flags): Reenable
13804 -fcprop-registers at -O1.
13806 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
13808 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
13809 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
13811 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
13812 predicates.
13814 * config/rs6000/rs6000.md: Add altivec predicate patterns.
13816 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
13818 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
13819 (pa_output_function_prologue): Output local label at the beginning of
13820 the prologue when profiling.
13821 (hppa_profile_hook): Use the local label rather than the function label.
13822 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
13824 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
13826 * config/rs6000/rs6000.c (print_operand): Remove extra space.
13827 (altivec_expand_unop_builtin): Fix thinko.
13828 (altivec_expand_binop_builtin): Same.
13829 (altivec_expand_ternop_builtin): Same.
13830 (altivec_expand_builtin): Same.
13832 2002-01-07 Richard Henderson <rth@redhat.com>
13834 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
13836 2002-01-07 Jason Merrill <jason@redhat.com>
13838 * unwind-dw2.c (execute_cfa_program): Use < again.
13840 2002-01-07 Jakub Jelinek <jakub@redhat.com>
13842 * predict.c (combine_predictions_for_insn): Avoid division by zero.
13844 2002-01-07 Jakub Jelinek <jakub@redhat.com>
13846 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
13847 Don't allow -1 - x -> ~x simplifications in the first pass.
13849 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
13851 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
13852 arguments.
13853 (altivec_expand_binop_builtin): Same.
13854 (altivec_expand_unop_builtin): Same.
13855 (print_operand): Fix typo.
13856 (bdesc_1arg): Add vupk* variants.
13858 * rs6000.h (rs6000_builtins): Add vupk* enums.
13860 * rs6000.md: Add altivec_vupk* variants.
13862 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
13864 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
13865 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
13866 and last update dates.
13868 2002-01-07 Janis Johnson <janis187@us.ibm.com>
13870 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
13872 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
13874 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
13875 * config/avr/avr.h (CPP_SPEC): Likewise.
13876 (LINK_SPEC): Likewise.
13877 (CRT_BINUTILS_SPECS): Likewise.
13878 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13879 * doc/invoke.texi (AVR Options): Document them.
13881 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
13883 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
13884 LABEL_NUSES.
13886 2002-01-07 Graham Stott <grahams@redhat.com>
13888 * config/i386/i386.h: Update copyright date.
13889 (HALF_PIC_PTR): Add parenthesis.
13890 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
13891 (CONSTANT_ALIGNMENT): Add parenthesis.
13892 (DATA_ALIGNMENT): Likewise.
13893 (LOCAL_ALIGNMENT): Likewise.
13894 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
13895 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
13896 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
13897 (HARD_REGNO_NREGS): Add paranethesis.
13898 (VALID_SSE_REG_MODE): Whitespace.
13899 (VALID_MMX_REG_MODE): Whitespace.
13900 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
13901 (ix86_hard_regno_mode_ok): Add parenthesis.
13902 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
13903 (RETURN_IN_MEMORY): Whitespace.
13904 (N_REG_CLASSES): Add parenthesis.
13905 (INTEGER_CLASS_P): Add parenthesis and wrap.
13906 (FLOAT_CLASS_P): Likewise.
13907 (SSE_CLASS_P): Likewise.
13908 (MMX_CLASS_P): Likewise.
13909 (MAYBE_INTEGER_CLASS_P): Likewise.
13910 (MAYBE_FLOAT_CLASS_P): Likewise.
13911 (MAYBE_SSE_CLASS_P): Likewise.
13912 (MAYBE_MMX_CLASS_P): Likewise.
13913 (Q_CLASS_P): Likewise.
13914 (GENERAL_REGNO_P): Uppercase macro parameter.
13915 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
13916 (FP_REGNO_P): Likewise.
13917 (ANY_FP_REGNO_P): Uppercase macro parameter.
13918 (SSE_REGNO_P): Likewise.
13919 (SSE_REGNO): Likewise.
13920 (SSE_REG_P): Likewise.
13921 (SSE_FLOAT_MODE_P): Likewise.
13922 (MMX_REGNO_P): Likewise.
13923 (MMX_REG_P):Likewise.
13924 (STACK_REG_P): Likewise.
13925 (NON_STACK_REG_P): Likewise.
13926 (STACK_TOP_P): Likewise.
13927 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
13928 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
13929 (SECONDARY_MEMORY_NEEDED): Likewise.
13930 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
13931 (MD_ASM_CLOBBERS): Whitespace and wrap.
13932 (MUST_PASS_IN_STACK): Whitespace and wrap.
13933 (RETURN_POPS_ARGS): Add parenthesis.
13934 (INIT_CUMULATIVE_ARGS): Likewise.
13935 (FUNCTION_ARG): Likewise.
13936 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
13937 (SETUP_INCOMING_VARARGS): Likewise.
13938 (BUILD_VA_LIST_TYPE): Add parenthesis.
13939 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
13940 parenthsis.
13941 (EXPAND_BUILTIN_VA_ARG): Likewise.
13942 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
13943 (INITIALIZE_TRAMPOLINE): Add parenthesis.
13944 (INITIAL_ELIMINATION_OFFSET): Likewise.
13945 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
13946 (REGNO_OK_FOR_BASE_P): Likewise.
13947 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
13948 (REGNO_OK_FOR_DIREG_P): Likewise.
13949 (REG_OK_FOR_INDEX_P): Whitespace.
13950 (REG_OK_FOR_BASE_P): Whitespace.
13951 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
13952 parenthesis.
13953 (FIND_BASE_TERM): Fix typo.
13954 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
13955 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
13956 (SYMBOLIC_CONST; Whitespace.
13957 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
13958 (ENCODE_SECTION_INFO): Whitespace.
13959 (FINALIZE_PIC): Remove do { ... } while (0).
13960 (PROMOTE_MODE): Wrap in do { ... } while (0).
13961 (CONST_COSTS): Whitespace.
13962 (RTX_COSTS): Add paramethesis, whitespace and wrap.
13963 (REGISTER_MOVE_COST): Add parenthesis.
13964 (MEMORY_MOVE_COST): Likewise.
13965 (EXTRA_CC_MODES): Whitespace.
13966 (SELECT_CC_MODE): Add parenthesis and whitespace.
13967 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
13968 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
13969 (ASM_OUTPUT_LABEL): Add paramethesis.
13970 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
13971 (ASM_OUTPUT_REG_POP): Likewise.
13972 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
13973 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
13975 * config/i386/i386.c: Update copyright.
13976 (CHECK_STACK_LIMIT): Add parenthesis.
13977 (AT_BP): Uppercase macro parameter.
13978 (x86_64_int_parameter_registers): Constify.
13979 (x86_64_int_return_registers): Likewise.
13980 (ix86_compare_op0): Use rtx.
13981 (construct_container): Constify INTREG parameter.
13982 (function_arg): Use rtx.
13984 * diagnostic.h: Update copyright date.
13985 (output_buffer_state): Add parenthesis.
13986 (output_buffer_format_args): Likewise.
13988 * combine.c (combine_instructions): Replace XEXP (links, 0)
13989 with link.
13991 2002-01-06 H.J. Lu <hjl@gnu.org>
13993 * cfgcleanup.c (thread_jump): Fix 2 typos.
13995 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
13997 * config.gcc: Add support for --enable-altivec.
13999 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
14001 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
14003 2002-01-06 Jakub Jelinek <jakub@redhat.com>
14005 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
14006 __objc_class_name_*.
14008 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
14010 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
14012 2002-01-06 Richard Henderson <rth@redhat.com>
14014 * reorg.c (emit_delay_sequence): Remove death notes, not merely
14015 nop them out. Increment label reference count for REG_LABEL.
14016 (fill_slots_from_thread): Frob label reference count around
14017 delete_related_insns.
14019 2002-01-05 Richard Henderson <rth@redhat.com>
14021 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
14022 jump threading.
14024 2002-01-05 Richard Henderson <rth@redhat.com>
14026 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
14027 * integrate.c (output_inline_function): Likewise.
14028 * toplev.c (rest_of_compilation): Do it here instead. Move call
14029 to remove_unnecessary_notes after emitting abstract instance.
14030 Force an emitted nested function to have its parent emited as well.
14031 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
14032 for null.
14033 (rtl_for_decl_location): Do not look at reload data structures
14034 before reload has run.
14036 2002-01-05 Kazu Hirata <kazu@hxi.com>
14038 * cse.c: Fix formatting.
14039 * dwarf2asm.c: Likewise.
14040 * dwarf2out.c: Likewise.
14041 * explow.c: Likewise.
14042 * expmed.c: Likewise.
14043 * function.c: Likewise.
14044 * gcov.c: Likewise.
14045 * gencheck.c: Likewise.
14046 * genrecog.c: Likewise.
14047 * ggc-common.c: Likewise.
14048 * ggc-page.c: Likewise.
14049 * global.c: Likewise.
14051 2002-01-05 Kazu Hirata <kazu@hxi.com>
14053 * combine.c: Fix formatting.
14055 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
14057 PR middle-end/1557
14058 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
14060 2002-01-05 David Edelsohn <edelsohn@gnu.org>
14062 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
14063 as 1 for __powerpc64__ as well.
14065 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
14067 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
14068 return it.
14070 2002-01-05 Daniel Berlin <dan@dberlin.org>
14072 * lcm.c: Revert change, due to performance regression it causes on
14073 SPEC because it's slightly more conservative (sigh, I hate
14074 edge-based LCM).
14076 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
14078 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
14080 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
14082 * doc/cppinternals.texi: Update.
14084 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
14086 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
14087 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
14088 negatives.
14089 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
14090 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
14091 kludge for pre-october-14th mmix versions to handle new-found bug
14092 with PUSHJ/PUSHGO and the register stack.
14093 * config/mmix/mmix.h (struct machine_function): Rename member
14094 has_call_value_without_parameters to has_call_without_parameters.
14095 All referers changed.
14096 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
14097 TARGET_MASK_BRANCH_PREDICT): New macros.
14098 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
14099 -mno-reg-stack-fill-bug-workaround.
14100 * config/mmix/mmix.md ("call"): Set struct machine member
14101 has_call_without_parameters.
14103 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
14105 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
14107 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
14109 * cfgcleanup.c: Include tm_p.h
14110 (mark_effect): Fix handling of hard register; fix handling of SET
14112 2002-01-04 Kazu Hirata <kazu@hxi.com>
14114 * config/h8300/h8300.md (anonymous patterns): Check that
14115 operands are registers before using REGNO on them.
14117 2002-01-03 Roland McGrath <roland@frob.com>
14119 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
14121 2002-01-04 Jakub Jelinek <jakub@redhat.com>
14123 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
14124 * c-common.h (genrtl_expr_stmt_value): Likewise.
14125 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
14126 (expand_expr_stmt_value): Add maybe_last argument.
14127 Don't warn about statement with no effect if it is the last statement
14128 in expression statement.
14129 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
14130 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
14131 expand_expr_stmt_value.
14132 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
14133 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
14134 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
14135 as maybe_last to expand_expr_stmt_value.
14137 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
14139 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
14140 be passed in, do not build it.
14141 (c_begin_if_stmt): New function.
14142 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
14143 * c-common.h (c_expand_start_cond): Update prototype.
14144 (c_begin_if_stmt): Prototype new function.
14145 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
14146 * c-parse.in (if_prefix): Use c_begin_if_stmt,
14147 c_begin_while_stmt and c_finish_while_stmt_cond.
14149 2002-01-04 William Cohen <wcohen@redhat.com>
14151 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
14152 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
14153 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
14154 * config/pa/som.h (ASM_FILE_START): Likewise.
14156 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
14158 * lcm.c: Include df.h.
14159 Add available_transfer_function prototype.
14160 (compute_available): Rework to use iterative dataflow framework.
14161 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
14162 with bb_info in df.h
14163 (available_transfer_function): New function.
14165 * Makefile.in (lcm.o): add df.h to dependencies.
14167 2002-01-04 Richard Henderson <rth@redhat.com>
14169 * config/alpha/alpha.c (some_operand): Accept HIGH.
14170 (input_operand): Likewise; accept simple references to globals.
14171 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
14172 (alpha_const_double_ok_for_letter_p): Likewise.
14173 (alpha_extra_constraint): Likewise.
14174 (alpha_preferred_reload_class): Likewise. Do not force
14175 symbolic constants to memory.
14176 (alpha_legitimate_address_p): Accept simple references
14177 to small_symbolic_operand.
14178 (alpha_legitimize_address): New arg scratch. Be prepared to be
14179 called when no_new_pseudos. Emit simple symbolic references.
14180 Split integers into low, high, and rest.
14181 (alpha_expand_mov): Use alpha_legitimize_address.
14182 (some_small_symbolic_mem_operand): New.
14183 (split_small_symbolic_mem_operand): New.
14184 * config/alpha/alpha-protos.h: Update.
14185 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
14186 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
14187 (EXTRA_CONSTRAINT): Likewise.
14188 (PREFERRED_RELOAD_CLASS): Likewise.
14189 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
14190 (PREDICATE_CODES): Update.
14191 * config/alpha/alpha.md: New post-reload splitters to convert
14192 simplfied symbolic operands to the form that references $29.
14193 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
14194 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
14196 2002-01-03 Richard Henderson <rth@redhat.com>
14198 * local-alloc.c (function_invariant_p): Update commentary.
14200 2002-01-04 H.J. Lu <hjl@gnu.org>
14202 * toplev.c (rest_of_compilation): Fix a typo when calling
14203 cleanup_cfg.
14205 2002-01-03 Kazu Hirata <kazu@hxi.com>
14207 * c-common.c: Fix formatting.
14208 * diagnostic.c: Likewise.
14209 * doloop.c: Likewise.
14210 * dwarf2out.c: Likewise.
14212 2002-01-03 Kazu Hirata <kazu@hxi.com>
14214 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
14215 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
14217 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
14219 * cpperror.c: Update comments and copyright.
14220 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
14221 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
14223 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
14225 * collect2.c (main): Use strcmp when testing for "-shared".
14227 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
14229 * cppmacro.c: Don't include intl.h. Update comments.
14230 (new_number_token): Allocate enough buffer for 64-bit unsigned
14231 integers; update prototype.
14232 * cppmain.c: Update comments.
14234 2002-01-03 William Cohen <wcohen@redhat.com>
14236 * function.h (struct function): Add profile.
14237 (current_function_profile): New.
14238 doc/extend.texi: Update documentation.
14239 * final.c (final_start_function): Use current_function_profile
14240 instead of profile_flag.
14241 (profile_after_prologue): Likewise.
14242 * function.c (expand_function_start): Likewise.
14243 (expand_function_start): Likewise.
14244 * config/alpha/alpha.c (direct_call_operand):
14245 (alpha_does_function_need_gp): Likewise.
14246 (alpha_expand_prologue): Likewise.
14247 * config/arm/arm.c (arm_expand_prologue): Likewise.
14248 thumb_expand_prologue: Likewise.
14249 * config/d30v/d30v.c (d30v_stack_info): Likewise.
14250 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
14251 (fr30_expand_prologue): Likewise.
14252 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
14253 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
14254 * config/i386/i386.h (FINALIZE_PIC): Likewise.
14255 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
14256 * config/i960/i960.c (i960_output_function_prologue): Likewise.
14257 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
14258 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
14259 (m32r_expand_prologue): Likewise.
14260 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
14261 (m88k_expand_prologue): Likewise.
14262 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
14263 * config/mips/mips.c (compute_frame_size): Likewise.
14264 (mips_expand_prologue): Likewise.
14265 (mips_can_use_return_insn): Likewise.
14266 * config/pa/elf.h (ASM_FILE_START): Likewise.
14267 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
14268 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
14269 * config/pa/som.h (ASM_FILE_START): Likewise.
14270 * config/romp/romp.c (romp_using_r14): Likewise.
14271 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
14272 (rs6000_stack_info): Likewise.
14273 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
14274 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
14275 * config/v850/v850.c (compute_register_save_size): Likewise.
14277 2002-01-03 Jakub Jelinek <jakub@redhat.com>
14279 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
14280 gen_lowpart_common fails, use gen_lowpart_SUBREG.
14282 2002-01-03 Turly O'Connor <turly@apple.com>
14284 * darwin.c (machopic_output_possible_stub_label): Don't generate
14285 stub routines for pseudo-stubs which we've just defined.
14287 2002-01-03 Kazu Hirata <kazu@hxi.com>
14289 * builtins.c: Fix formatting.
14290 * c-typeck.c: Likewise.
14291 * combine.c: Likewise.
14292 * expr.c: Likewise.
14293 * loop.c: Likewise.
14295 2002-01-03 Andreas Schwab <schwab@suse.de>
14297 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
14298 and return true if _cpp_push_next_buffer pushed a new include
14299 file.
14300 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
14301 _cpp_pop_file_buffer did not push a new file.
14302 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
14304 2002-01-02 Eric Christopher <echristo@redhat.com>
14306 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
14307 FIND_REG_INC_NOTE call. Update copyright.
14308 * loop.c (canonicalize_condition): Ditto.
14309 * reorg.c (delete_scheduled_jump): Ditto.
14311 2002-01-03 Kazu Hirata <kazu@hxi.com>
14313 * gcse.c: Fix formatting.
14315 2002-01-03 Graham Stott <grahams@redhat.com>
14317 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
14318 forward defs for struct tags rtx_def, union_tree, rtvec_def
14319 also output corresponding typedefs for rtx, tree, and rtvec.
14321 * system.h: Move forward defs for struct tags rtx_def, union_tree,
14322 rtvec_def along with corresponding typedefs for rtx, tree, and
14323 rtvec to config.h, hconfig.h, tconfig.h.
14325 2002-01-03 Graham Stott <grahams@redhat.com>
14327 * tree.h: Update copyright date.
14328 (IS_EXPR_CODE_CLASS): Add parenthesis.
14329 (TREE_SET_CODE): Add whitespace.
14330 (TREE_CHECK): Add parenthesis.
14331 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
14332 (CST_OR_CONSTRUCTOR_CHECK):
14333 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
14334 (TREE_SYMBOL_REFERENCED): Whitespace.
14335 (INT_CST_LT): Likewise.
14336 (INT_CST_LT_UNSIGNED): Likewise.
14337 (tree_real_cst): Unwrap comment.
14338 (tree_string): Likewise.
14339 (tree_complex): Likewise.
14340 (IDENTIFIER_POINTER): correct cast.
14341 (SAVE_EXPR_CONTEXT): Whitespace.
14342 (EXPR_WFL_FILENAME_NODE): Likewise.
14343 (EXPR_WFL_FILENAME): Remove parenthesis.
14344 (DECL_ORIGIN): Add parenthesis.
14345 (DECL_FROM_INLINE): Use NULL_TREE.
14346 (build_int_2): Whitespace.
14347 (build_type_variant): Add parenthesis.
14349 * gcc/jcf-parse.c: Update copyright date.
14350 (yyparse): Constify resource_filename.
14352 2002-01-03 Graham Stott <grahams@redhat.com>
14354 * rtl.h: Update copyright date.
14355 (RTL_CHECK1): Wrap long line.
14356 (RTL_CHECK2): Likewise.
14357 (RTL_CHECKC1): Wrap long line and whitespace.
14358 (RTL_CHECKC2): Likewise.
14359 (XWINT): Whitespace.
14360 (XINT): Likewise.
14361 (XSTR): Likewise.
14362 (XEXP): Likewise.
14363 (XVEC): Likewise.
14364 (XMODE): Likewise.
14365 (XBITMAP): Likewise.
14366 (XTREE): Likewise.
14367 (XBBDEF): Likewise.
14368 (XTMPL): Likewise.
14369 (X0WINT): Likewise.
14370 (X0INT):Likewise.
14371 (X0UINT): Likewise.
14372 (X0STR): Likewise.
14373 (X0EXP): Likewise.
14374 (X0VEC): Likewise.
14375 (X0MODE): Likewise.
14376 (X0BITMAP): Likewise.
14377 (X0TREE): Likewise.
14378 (X0BBDEF): Likewise.
14379 (X0ADVFLAGS): Likewise.
14380 (X0CSELIB): Likewise.
14381 (X0MEMATTR): Likewise.
14382 (XCWINT): Likewise.
14383 (XCINT): Likewise.
14384 (XCUINT): Likewise.
14385 (XCSTR): Likewise.
14386 (XCEXP): Likewise.
14387 (XCVEC): Likewise.
14388 (XCMODE): Likewise.
14389 (XCBITMAP): Likewise.
14390 (XCTREE): Likewise.
14391 (XCBBDEF): Likewise.
14392 (XCADVFLAGS): Likewise.
14393 (XCCSELIB): Likewise.
14394 (XC2EXP): Likewise.
14395 (INSN_UID): Likewise.
14396 (PREV_INSN): Likewise.
14397 (PATTERN): Likewise.
14398 (INSN_CODE): Likewise.
14399 (PUT_REG_NOTE_KIND): Likewise.
14400 (CODE_LABEL_NUMBER): Likewise.
14401 (NOTE_SOURCE_FILE): Likewise.
14402 (NOTE_BLOCK): Likewise.
14403 (NOTE_EH_HANDLER): Likewise.
14404 (NOTE_RANGE_INFO): Likewise.
14405 (NOTE_LIVE_INFO): Likewise.
14406 (NOTE_BASIC_BLOCK): Likewise.
14407 (NOTE_EXPECTED_VALUE): Likewise.
14408 (NOTE_LINE_NUMBER): Likewise.
14409 (LABEL_NAME): Likewise.
14410 (LABEL_NUSES): Likewise.
14411 (LABEL_ALTERNATE_NAME): Likewise.
14412 (ADDRESSOF_DECL): Likewise.
14413 (JUMP_LABEL): Likewise.
14414 (LABEL_NEXTREF): Likewise.
14415 (REGNO): Likewise.
14416 (ORIGINAL_REGNO: Likewise.
14417 (HARD_REGISTER_NUM_P): Add parenthesis.
14418 (SUBREG_REG): Whitespace.
14419 (SUBREG_BYTE): Likewise.
14420 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
14421 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
14422 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
14423 (ASM_OPERANDS_INPUT_VEC): Likewise.
14424 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
14425 (ASM_OPERANDS_INPUT): Likewise.
14426 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
14427 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
14428 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
14429 (ASM_OPERANDS_INPUT_MODE): Likewise.
14430 (ASM_OPERANDS_SOURCE_FILE): Likewise.
14431 (ASM_OPERANDS_SOURCE_LINE): Likewise.
14432 (MEM_SET_IN_STRUCT_P): Minor reformat.
14433 (TRAP_CONDITION): Whitespace.
14434 (TRAP_CODE): Likewise.
14435 (COND_EXEC_TEST): Likewise.
14436 (COND_EXEC_CODE): Likewise.
14437 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
14438 (PHI_NODE_P): Add parenthesis.
14439 (plus_constant): Whitespace and add parenthesis.
14441 2002-01-03 Kazu Hirata <kazu@hxi.com>
14443 * config/avr/avr.c: Fix comment typos.
14444 * config/c4x/c4x.md: Likewise.
14445 * config/dsp16xx/dsp16xx.h: Likewise.
14446 * config/dsp16xx/dsp16xx.md: Likewise.
14447 * config/i386/i386.md: Likewise.
14448 * config/ia64/ia64.c: Likewise.
14449 * config/m32r/m32r.h: Likewise.
14450 * config/m68hc11/m68hc11.md: Likewise.
14451 * config/mmix/mmix.c: Likewise.
14452 * config/mn10200/mn10200.c: Likewise.
14453 * config/romp/romp.c: Likewise.
14454 * config/sh/sh.c: Likewise.
14455 * config/stormy16/stormy16.c: Likewise.
14456 * config/stormy16/stormy16.h: Likewise.
14457 * config/stormy16/stormy16.md: Likewise.
14459 2002-01-03 Graham Stott <grahams@redhat.com>
14461 * loop.h: Update copyright date.
14462 (LOOP_MOVABLES): Fix typo.
14463 (LOOP_REGS): Likewise.
14464 (LOOP_IVS): Likewise.
14466 2002-01-03 Graham Stott <grahams@redhat.com>
14468 * cppinit.c: Update copyright date.
14469 Don't include output.h
14470 * Makefile.in: Update copyright date.
14471 Update dependency.
14473 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
14475 PR c/5226
14476 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
14477 (-pthread) Add to RS/6000 options.
14479 2002-01-02 Kazu Hirata <kazu@hxi.com>
14481 * except.c: Fix comment typos.
14482 * loop.c: Likewise.
14483 * varasm.c: Likewise.
14484 * doc/tm.texi: Fix a typo.
14486 2002-01-02 Jakub Jelinek <jakub@redhat.com>
14488 * c-typeck.c (output_init_element): Allow initializing static storage
14489 duration objects with compound literals.
14491 2002-01-02 Richard Henderson <rth@redhat.com>
14493 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
14494 after abusing it.
14496 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14498 * gcc.c (default_compilers): Const-ify.
14499 * mips-tdump.c (stab_names): Likewise.
14500 * mips-tfile.c (map_coff_types, map_coff_storage,
14501 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
14502 pseudo_ops_t, pseudo_ops): Likewise.
14503 * protoize.c (default_include): Likewise
14505 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
14506 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
14507 Add array size in declaration.
14508 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
14509 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
14510 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
14511 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
14512 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
14513 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
14514 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
14515 emtens, make_nan): Const-ify.
14516 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
14517 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
14519 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
14521 * config.gcc (ia64-*-*): Set extra_headers.
14522 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
14523 * config/alpha/t-osf: Remove.
14524 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
14526 2002-01-02 David Edelsohn <edelsohn@gnu.org>
14528 * config/rs6000/t-aix43: Revert previous change.
14530 2002-01-02 Jason Merrill <jason@redhat.com>
14532 * c-decl.c (c_expand_body): Call outlining_inline_function when
14533 emitting an inline function out of line.
14535 2002-01-02 Richard Henderson <rth@redhat.com>
14537 * dwarf2out.c (limbo_die_node): Add created_for member.
14538 (new_die): New argument created_for. Update all callers.
14539 (mark_limbo_die_list): New.
14540 (dwarf2out_init): Register limbo_die_list as a root.
14541 (dwarf2out_finish): Force insert limbo dies into their function
14542 context.
14544 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
14546 PR c++/5089
14547 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
14549 2002-01-02 Kazu Hirata <kazu@hxi.com>
14551 * config/h8300/fixunssfsi.c: Update copyright.
14552 Fix comment typos.
14553 Fix formatting.
14554 * config/h8300/h8300.c: Update copyright.
14555 Eliminate warnings.
14557 2002-01-02 Kazu Hirata <kazu@hxi.com>
14559 * config/romp/romp.c: Fix comment formatting.
14560 * config/romp/romp.h: Likewise.
14561 * config/romp/romp.md: Likewise.
14562 * config/s390/s390.c: Likewise.
14563 * config/stormy16/stormy16.c: Likewise.
14564 * config/stormy16/stormy16.h: Likewise.
14566 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
14568 * c-common.h (genrtl_expr_stmt_value): Declare.
14569 * c-semantics.c (genrtl_goto_stmt): Redirect to...
14570 (genrtl_goto_stmt_value): ... this new function. Pass new
14571 argument down to expand_expr_stmt_value, taking
14572 TREE_ADDRESSABLE into account.
14573 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
14574 STMT_EXPR as addressable, i.e., one whose result we want.
14575 * expr.c (expand_expr): Don't save expression statement value
14576 of labeled_blocks or loop_exprs.
14577 * stmt.c (expand_expr_stmt): Redirect to...
14578 (expand_expr_stmt_value): ... this new function. Use new
14579 argument to tell whether to save expression value.
14580 (expand_end_stmt_expr): Reset last_expr_type and
14581 last_expr_value if we don't have either.
14582 * tree-inline.c (declare_return_variable): Mark its use
14583 statement as addressable.
14584 * tree.h: Document new use of TREE_ADDRESSABLE.
14585 (expand_expr_stmt_value): Declare.
14587 2002-01-01 Tom Rix <trix@redhat.com>
14589 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
14590 rs6000_emit_allocate_stack.
14592 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
14594 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
14595 ${srcdir}/ginclude/ to every entry in extra_headers.
14596 * configure: Regenerate.
14597 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
14598 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
14599 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
14600 * ginclude/proto.h: Rename to config/convex/proto.h.
14602 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14604 * attribs.c (handle_vector_size_attribute): Use host_integerp
14605 and tree_int_cst; remove warnings.
14606 * caller-save.c (insert_restore): Add cast to get rid of warning.
14607 (insert_save): Likewise.
14608 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
14609 * regmove.c (find_matches): Add temporary var to kill a warning.
14611 2002-01-01 Douglas B Rupp <rupp@gnat.com>
14613 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
14614 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
14615 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
14616 (vms-dwarf2eh.o): Add Makefile rule.
14617 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
14618 * config/alpha/vms-dwarf2eh.asm: New file.
14620 * gcc.c (delete_if_ordinary): Delete all versions.
14622 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
14624 * config/mmix/mmix.md: Update FIXME to not mention
14625 define_constants.
14626 (MMIX_rJ_REGNUM): New define_constants constant.
14627 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
14628 "*movdicc_real"): Adjust contraints formatting.
14629 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
14630 for branch prediction.
14631 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
14632 output template.
14633 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
14634 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
14635 number. Delete related FIXMEs.
14636 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
14637 from number to MMIX_rJ_REGNUM.
14638 (TARGET_MASK_BRANCH_PREDICT): New.
14639 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
14640 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
14641 value. Add -mbranch-predict and -mno-branch-predict.
14642 (TARGET_VERSION): Drop date.
14643 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
14644 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
14645 for finding out global symbols.
14646 (mmix_asm_output_labelref): Revert condition for global symbol.
14647 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
14648 (mmix_print_operand_punct_valid_p): A '+' is valid.
14650 See ChangeLog.6 for earlier changes.