1 2001-09-13 Andreas Schwab <schwab@suse.de>
3 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
6 2001-09-13 Richard Henderson <rth@redhat.com>
8 * config/alpha/alpha.c (small_symbolic_operand): New.
9 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
10 (some_operand, input_operand): Don't handle HIGH.
11 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
12 (alpha_expand_mov): Likewise.
13 (print_operand) [H]: Just print HIGH symbol.
14 (print_operand_address): Handle small data.
15 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
16 (TARGET_SWITCHES): Add -msmall-data/large-data.
17 (PIC_OFFSET_TABLE_REGNUM): New.
18 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
19 (PREDICATE_COES): Update.
20 * config/alpha/alpha.md (adddi_er_high): New.
21 (adddi_er_low): Handle small data.
22 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
23 prefer .sdata to .rodata.
24 (SELECT_RTX_SECTION): Likewise.
26 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
28 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
29 defining __size_t and leaving size_t undefined.
31 2001-09-12 Diego Novillo <dnovillo@redhat.com>
33 * basic-block.h (expunge_block): Declare.
34 * cfg.c (expunge_block): Remove static declaration.
36 2001-09-12 Richard Henderson <rth@redhat.com>
38 * integrate.c (copy_insn_list): Copy label name from
39 NOTE_INSN_DELETED_LABEL.
41 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
43 * c-common.c (c_tree_code_name): Const-ification.
44 * c-decl.c (c_decode_option): Likewise.
45 * c-typeck.c (warn_for_assignment): Likewise.
46 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
48 * cppinit.c (output_deps): Likewise.
49 * dependence.c (dependence_string, direction_string): Likewise.
50 * dwarf2out.c (output_ranges): Likewise.
51 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
52 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
53 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
54 standard_startfile_prefix, standard_startfile_prefix_1,
55 standard_startfile_prefix_2, tooldir_base_prefix,
56 standard_bindir_prefix, find_a_file): Likewise.
57 * genattrtab.c (make_length_attrs): Likewise.
58 * gencheck.c (tree_codes): Likewise.
59 * genemit.c (gen_split): Likewise.
60 * genrecog.c (special_mode_pred_table): Likewise.
61 * graph.c (graph_ext): Likewise.
62 * protoize (default_include): Likewise.
63 * reload.c (reload_when_needed_name): Likewise.
64 * sched-vis.c (visualize_stall_cycles): Likewise.
65 * tlink.c (recompile_files): Likewise.
66 * toplev.c (decode_g_option): Likewise.
67 * tradcpp.c (output_deps): Likewise.
68 * varasm.c (decode_reg_name): Likewise.
70 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
73 * avr.c (avr_regnames, encode_section_info): Likewise.
74 * c4x.c (float_reg_names): Likewise.
75 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
76 * elfos.h (const_section): Likewise.
77 * i386.c (ix86_comp_type_attributes): Likewise.
78 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
79 * ia64/aix.h (UNIQUE_SECTION): Likewise.
80 * ia64.c (type_names): Likewise.
81 * m68hc11.c (reg_class_names): Likewise.
82 * m88k.c (m_options): Likewise.
83 * mips.c (mips_output_conditional_branch, mips_unique_section):
85 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
86 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
87 ultra_code_names): Likewise.
88 * sparc.h (OVERRIDE_OPTIONS): Likewise.
90 2001-09-12 Jakub Jelinek <jakub@redhat.com>
92 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
93 Use --fatal-warnings option for gas.
96 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
98 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
100 2001-09-11 Jim Wilson <wilson@redhat.com>
102 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
104 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
106 * builtins.c (c_strlen): Treat an offset too large for a
107 HOST_WIDE_INT as out of range.
109 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
111 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
112 (EDGE_CRITICAL_P): New predicate.
113 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
115 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
116 (dump_edge_info): Remove "crit".
117 * cfganal.c (mark_critical_edges): Kill.
118 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
119 * cfgcleanup.c (cleanup_cfg): Likewise.
120 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
121 (find_spanning_tree): Likewise.
122 * reg-stack.c (convert_regs_1): Likewise.
123 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
125 * basic-block.h (create_basic_block_structure): New.
126 (create_basic_block): Update prototype.
127 (force_nonfallthru): New.
128 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
129 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
130 handle updating of block_for_insn, creating of empty BBs and BBs at
131 the end of INSN chain.
132 (create_basic_block): New function.
133 (split_block): Use create_basic_block.
134 (force_nonfallthru_and_redirect): Break out from ...; cleanup
135 (redirect_edge_and_branch_force): ... here.
136 (force_nonfallthru): New.
137 (split_edge): Rewrite to use force_nonfallthru and create_block.
138 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
139 (find_basic_blocks): Free basic_block_for_insn.
140 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
142 * cfg.c: Fix formating.
143 * cfgcleanup.c: Fix formating.
144 (merge_blocks, tail_recursion_label_p): Return bool.
145 (merge_blocks_move_predecessor_nojumps,
146 merge_blocks_move_successor_nojumps): Return void.
148 2001-09-11 Jakub Jelinek <jakub@redhat.com>
150 * configure.in: Check whether assembler supports section merging.
151 * config.in: Rebuilt.
152 * configure: Rebuilt.
153 * varasm.c (variable_section, output_constant_pool): Pass alignment
154 to SELECT_SECTION and SELECT_RTX_SECTION.
155 (mergeable_string_section): New.
156 (mergeable_constant_section): New.
157 (default_elf_asm_named_section): Output SECTION_MERGE and
158 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
159 * output.h (mergeable_string_section): New.
160 (mergeable_constant_section): New.
161 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
162 * toplev.c (flag_merge_constants): New.
163 (f_options): Add -fmerge-constants and -fmerge-all-constants
165 (toplev_main): Default to -fno-merge-constants if not optimizing.
166 * flags.h (flag_merge_constants): Add extern.
167 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
168 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
170 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
171 Define if assembler has working .subsection -1 support.
172 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
173 Put constant into special SHF_MERGE sections if the linker should
174 attempt to merge duplicates.
175 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
177 Put constant into special SHF_MERGE sections if the linker should
178 attempt to merge duplicates.
179 * config/alpha/elf.h: Likewise.
180 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
181 has working .subsection -1 support.
182 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
184 * config/svr3.h: Likewise.
185 * config/darwin.h: Likewise.
186 * config/arm/aof.h: Likewise.
187 * config/arm/linux-elf.h: Likewise.
188 * config/avr/avr.h: Likewise.
189 * config/c4x/c4x.h: Likewise.
190 * config/d30v/d30v.h: Likewise.
191 * config/i386/dgux.h: Likewise.
192 * config/i386/osfrose.h: Likewise.
193 * config/i386/sco5.h: Likewise.
194 * config/i386/svr3gas.h: Likewise.
195 * config/ia64/aix.h: Likewise.
196 * config/m32r/m32r.h: Likewise.
197 * config/m68k/m68k.h: Likewise.
198 * config/m88k/dgux.h: Likewise.
199 * config/m88k/m88k.h: Likewise.
200 * config/mcore/mcore-pe.h: Likewise.
201 * config/mips/mips.h: Likewise.
202 * config/pa/pa.h: Likewise.
203 * config/pa/pa-linux.h: Likewise.
204 * config/romp/romp.h: Likewise.
205 * config/rs6000/sysv4.h: Likewise.
206 * config/rs6000/xcoff.h: Likewise.
207 * config/s390/linux.h: Likewise.
208 * config/sparc/sparc.h: Likewise.
209 * config/sparc/sysv4.h: Likewise.
210 * config/stormy16/stormy16.h: Likewise.
211 * config/v850/v850.h: Likewise.
212 * config/vax/vms.h: Likewise.
213 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
214 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
215 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
216 default_elf_asm_named_section for SHF_MERGE sections.
218 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
220 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
223 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
225 * c-common.c (split_specs_attrs): Allow for empty attributes with
226 empty TREE_PURPOSE. Fixes PR c/4294.
228 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
230 * basic-block.h (cached_make_edge, make_single_succ): New.
231 (make_edge): Remove first parameter.
232 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
233 * cfg.c (cached_make_edge): Rename from make_edge; return newly
234 created edge; use obstack allocation.
235 (make_edge, make_single_succ_edge): New.
236 (first_removed_edge): New static variable.
237 (init_flow): Initialize first_removed_edge and n_edges.
238 (clear_edges): Use remove_edge.
239 (flow_delete_block): Likewise.
240 (remove_edge): Add removed edges to the removed edges list.
241 (split_block, redirect_edge_and_branch_force, split_edge):
243 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
244 (add_noreturn_fake_exit_edges): Likewise.
245 (connect_infinite_loops_to_exit): Liekwise.
246 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
247 Use cached_make_edge.
248 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
249 * profile.c (branch_prob): Update make_edge call.
250 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
252 2001-09-11 Richard Henderson <rth@redhat.com>
254 * config/alpha/alpha.c: Tidy formatting.
255 (local_symbolic_operand): Verify mode.
256 (alpha_sa_mask): Ignore unicos for eh_return.
257 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
258 * config/alpha/alpha.md (umk divsi patterns): Remove.
259 (extendsfdf2): Remove unicos check.
260 (tablejump): Merge vms and unicos code; always use direct set
263 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
265 * config.gcc (alpha*-*-unicosmk*): New target.
267 * config/alpha/alpha-protos.h (symbolic_operand,
268 unicosmk_add_call_info_word, unicosmk_add_extern,
269 unicosmk_defer_case_vector, unicosmk_unique_section,
270 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
271 unicosmk_asm_file_start, unicosmk_asm_file_end,
272 unicosmk_output_common): Declare.
274 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
275 direct_return, function_arg, alpha_va_start, alpha_va_arg,
276 alpha_does_function_need_gp, alpha_end_function): Support Cray
278 (alpha_init_machine_status, alpha_mark_machine_status,
279 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
280 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
281 unicosmk_asm_named_section, unicosmk_insert_attributes,
282 unicosmk_section_type_flags, symbolic_operand,
283 unicosmk_output_module_name, unicosmk_output_default_externs,
284 unicosmk_output_dex, unicosmk_output_externs,
285 unicosmk_output_addr_vec, unicosmk_ssib_name,
286 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
287 unicosmk_asm_file_end, unicosmk_output_common,
288 unicosmk_section_type_flags, unicosmk_unique_section,
289 unicosmk_add_call_info_word, unicosmk_text_section,
290 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
291 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
292 unicosmk_dex_count, unicosmk_special_name): New.
293 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
295 (get_aligned_mem, alpha_expand_unaligned_load,
296 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
297 alpha_expand_unaligned_store_words): Support big-endian mode.
298 (print_operand): Likewise. New format specifier 't'. Use
299 TARGET_AS_SLASH_BEFORE_SUFFIX.
300 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
301 (alpha_pv_save_size): Update with above change.
302 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
303 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
306 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
307 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
308 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
309 (EXTRA_CONSTRAINT): New constraint 'U'.
310 (PREDICATE_CODES): Add symbolic_operand.
312 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
313 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
314 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
315 (integer division and modulus patterns): Split in default and
317 (*divmodsi_internal, *divmoddi_internal): Disable for
319 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
320 little-endian and big-endian versions.
321 (ext, ins, msk): Likewise.
322 (extv, extzv, insv): Support big-endian mode.
323 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
324 (call_umk, call_value_umk, *call_umk, tablejump_umk,
325 *tablejump_umk_internal, *call_value_umk): New.
326 (*movdi_nofix): Add pattern for loading an address into a register on
328 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
329 (umk_mismatch_args, arg_home_umk): New.
330 (various insns): Don't use mov, fmov, nop, fnop and unop.
331 (realign): Support TARGET_ABI_UNICOSMK.
333 * config/alpha/unicosmk.h: New file.
334 * config/alpha/t-unicosmk: New file.
336 * fixinc/inclhack.def (unicosmk_restrict): New.
337 * fixinc/fixincl.x: Regenerate.
339 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
340 (wchar_t): Check for and define __WCHAR_T__.
342 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
344 * combine.c (simplify_shift_const): Treat shifts by the mode
347 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
349 * cpphash.h (struct tokenrun): New.
350 (struct cpp_context): New member bol.
351 (struct cpp_reader): New members.
352 (_cpp_init_tokenrun): New.
353 * cppinit.c (cpp_create_reader): Set up the token runs.
354 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
355 (lex_token): New internalised version of _cpp_lex_token. Don't
356 handle directives or the multiple include opimisation here any
357 more. Simply lex a token.
358 * cpplib.c (run_directive): Clear bol.
359 (_cpp_pop_buffer): Set bol.
360 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
363 2001-09-11 Michael Meissner <meissner@redhat.com>
365 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
366 give an error if the user uses -mfp32.
367 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
369 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
370 floating point register size.
371 (EXTRA_SPECS): Add CPP_FPR_SPEC.
373 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
374 HOST_WIDE_INT_PRINT_DEC to properly print the result of
376 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
377 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
379 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
381 * dbxout.c (dbxout_parms): Fix typo in comment.
382 * unroll.c (loop_find_equiv_value): Ditto.
383 * toplev.c (rest_of_compilation): Ditto.
384 * loop.c (scan_loop): Ditto.
385 * dwarf2out.c (struct dw_fde_struct): Ditto.
387 2001-09-10 Zack Weinberg <zackw@panix.com>
389 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
390 copying identifier when we're just going to throw it away.
391 (parse_identifier_slow): New routine to handle abnormal cases.
392 (_cpp_lex_token): Update call site.
394 * hashtable.c (ht_lookup): Don't assume that the string we've
395 been given is NUL-terminated.
396 * system.h: #define __builtin_expect(a, b) to (a) if not
399 2001-09-10 Michael Meissner <meissner@redhat.com>
401 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
404 2001-09-10 David Edelsohn <edelsohn@gnu.org>
406 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
408 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
410 * builtins.c (c_getstr): Correct thinko in last change and further
413 2001-09-10 Tim Freeman <tim@fungibole.com>
415 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
416 into varray's and register them as roots with the garbage
417 collector so they are not collected too soon.
419 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
421 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
423 * basic-block.h (flow_obstack, label_value_list,
424 tail_recursion_label_list): Declare
425 (tidy_fallthru_edges): Declare.
426 (expunge_block, last_loop_beg_note): Delete.
427 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
429 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
430 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
431 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
432 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
433 expunge_block, flow_delete_block, compute_bb_for_insn,
434 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
435 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
436 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
437 try_redirect_by_replacing_jump, last_loop_beg_note,
438 redirect_edge_and_branch, redirect_edge_and_branch_force,
439 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
440 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
441 commit_edge_insertions, dump_flow_info, debug_flow_info,
442 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
443 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
444 Move here from flow.c
445 * cfganal.c: New file.
446 (forwarder_block_p, can_fallthru, mark_critical_edges,
447 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
448 find_unreachable_blocks, create_edge_list, free_edge_list,
449 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
450 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
451 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
452 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
453 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
454 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
455 Move here from flow.c
456 * cfgbuild.c: New file
457 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
458 make_edges, find_basic_blocks_1, find_basic_blocks,
459 find_sub_basic_blocks): Move here from flow.c
460 * cfgcleanup.c: New file.
461 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
462 merge_blocks_move_predecessor_nojumps,
463 merge_blocks_move_successor_nojumps, merge_blocks,
464 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
465 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
466 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
468 * cfgloop.c: New file
469 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
470 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
471 flow_loop_exit_edges_find, flow_loop_nodes_find,
472 flow_loop_pre_header_scan, flow_loop_pre_header_find,
473 flow_loop_tree_node_add, flow_loops_tree_build,
474 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
475 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
476 Move here from flow.c
477 * flow.c: Remove everything moved elsewhere
478 * output.h (cleanup_cfg): Return bool.
480 * bb-reorder.c (reorder_block_def): Remove 'index'.
481 (insert_intra_1): Add argument BB, set block for new note.
482 (make_reorder_chain): Do not depdent on BB indexes.
483 (make_reorder_chain_1): Do not use BB indexes.
484 (label_for_bb): Likewise; set BB for new insn.
485 (emit_jump_to_block_after): Likewise.
486 (fixup_reoder_chain): Sanity check that all basic blocks
487 are chained; verify newly created insn chain; remove
488 undocnitional jump simplifying; Do not use BB indexes;
489 properly initialize count and frequency information;
490 dump reordered sequence.
491 (insert_intra_bb_scope_notes): update call of insert_intra_1.
492 (insert_inter_bb_scope_notes): Set block for new insn.
493 (reorder_basic_blocks): Dump flow info before reoredering.
495 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
497 * alias.c (clear_reg_alias_info): Use K&R format definition.
498 Avoid unsigned warning.
499 * builtins.c: Use "unsigned int", not "unsigned".
500 (target_char_cast): Use host_integerp and tree_low_cst.
501 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
502 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
503 (c_getstr): Likewise.
504 (std_expand_builtin_va_arg): Use int_size_in_bytes.
505 (builtin_memcpy_read_str): Avoid unsigned warning.
506 (expand_builtin_memcpy): Alignments are unsigned.
507 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
508 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
509 * predict.c (expensive_function_p): LIMIT now unsigned.
510 * resource.c (mark_target_live_regs): Make some vars unsigned.
511 * sdbout.c: Use "unsigned int", not "unsigned".
512 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
513 (sdbout_source_line): Likewise.
514 (sdbout_record_type_name): Remove "const" for NAME declaration.
515 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
517 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
519 * calls.c (store_one_arg): Expand comment.
521 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
523 * calls.c (store_one_arg): Make sure that the entire argument is
524 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
526 2001-09-09 Richard Henderson <rth@redhat.com>
528 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
530 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
532 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
534 2001-09-09 Richard Henderson <rth@redhat.com>
536 * config/alpha/alpha.c (alpha_next_sequence_number): New.
537 (alpha_this_literal_sequence_number): New.
538 (alpha_this_gpdisp_sequence_number): New.
539 (some_operand, input_operand): Add HIGH.
540 (local_symbolic_operand): New.
541 (alpha_encode_section_info): New.
542 (alpha_legitimate_address_p): Allow LO_SUM.
543 (alpha_legitimize_address): Generate HIGH+LO_SUM.
544 (alpha_expand_mov): Likewise.
545 (secondary_reload_class): Check memory_operand not general_operand
547 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
548 (alpha_expand_unaligned_store): Likewise.
549 (alpha_expand_unaligned_load_words): Likewise.
550 (alpha_expand_unaligned_store_words): Likewise.
551 (alpha_expand_block_clear): Likewise.
552 (print_operand): Handle %#, %*, %H.
553 (print_operand_address): Handle LO_SUM.
555 (alpha_does_function_need_gp): Use it.
556 (alpha_expand_block_move): Fix signed compare warnings.
557 (alpha_sa_mask, alpha_align_insns): Likewise.
558 * config/alpha/alpha-protos.h: Update.
559 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
560 (MASK_EXPLICIT_RELOCS): New.
561 (TARGET_SWITCHES): Add -mexplicit-relocs.
562 (EXTRA_CONSTRAINT): Add 'T'.
563 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
564 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
565 (ENCODE_SECTION_INFO): Out line.
566 (REDO_SECTION_INFO_P): New.
567 (STRIP_NAME_ENCODING): New.
568 (ASM_OUTPUT_LABELREF): New.
569 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
570 (PREDICATE_CODES): Update.
571 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
572 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
573 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
574 builtin_setjmp_receiver_er, exception_receiver_1_er,
575 call_value_osf_1_er): New patterns.
576 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
577 (movqi, movhi, movsi): Add explicit $31 base register to lda.
578 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
579 (FINAL_PRESCAN_INSN): New.
581 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
583 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
585 2001-09-08 Andreas Jaeger <aj@suse.de>
587 * i386.h (TARGET_SWITCHES): Fix description.
589 2001-09-07 David Edelsohn <edelsohn@gnu.org>
591 * rs6000.c (num_insns_constant): Compute number of instructions
594 * doc/install.texi: Explain AIX exception handling work-around.
595 Update URL for AIX fixes.
597 2001-09-07 Jim Wilson <wilson@redhat.com>
599 * alias.c (clear_reg_alias_info): New.
600 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
601 * rtl.h (clear_reg_alias_info): Declare.
603 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
605 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
607 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
608 (m16m,edivm,emulm): Change declaration to match definition.
610 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
612 * reload.c (push_reload): Check for subreg_lowpart_p instead of
613 SUBREG_BYTE being 0 when determining if the inner part of a subreg
616 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
618 * c-common.c (signed_or_unsigned_type): Handle machine mode types
619 which have no corresponding C type.
620 * fold_const.c (target_isinf,target_isnan,target_negative): Update
621 the representation of 64-bit doubles to work with 64-bit ints.
623 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
625 * config/mips/mips.c (override_options): Do not override ISA when ABI
626 specified if MIPS_CPU_STRING_DEFAULT was specified.
628 2001-09-07 Richard Henderson <rth@redhat.com>
630 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
631 (express_from_1): Wrap lines.
632 * rtlanal.c (commutative_operand_precedence): Rename from
633 operand_preference; export.
635 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
636 (simplify_binary_operation): Invoke simplify_plus_minus on
637 (CONST (PLUS ...)) as well.
638 (struct simplify_plus_minus_op_data): New.
639 (simplify_plus_minus_op_data_cmp): New.
640 (simplify_plus_minus): Use them. Avoid infinite recursion with
641 simplify_binary_operation wrt CONST.
643 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
645 * h8300-protos.h (general_operand_dst_push): Remove.
646 * h8300.c (general_operand_dst_push): Likewise.
647 * h8300.h (OK_FOR_T): Likewise.
648 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
649 * h8300.md (pushqi_h8300): New.
650 (pushqi_h8300hs): Likewise.
652 (pushhi_h8300): Likewise.
653 (pushhi_h8300hs): Likewise.
656 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
658 * genattrtab.c (attr_printf): First arg is unsigned.
659 Clean up formatting of callers.
661 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
663 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
666 2001-09-07 Andreas Jaeger <aj@suse.de>
668 * i386.h (TARGET_SWITCHES): Fix descriptions.
670 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
672 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
674 2001-09-06 Ira Ruben <ira@apple.com>
676 Remove OP_IDENTIFIER.
677 * tree.def (OP_IDENTIFIER): Remove.
678 * tree.c (tree_node_kind enum): Remove op_id_kind.
679 (tree_node_kind_names): Remove "op_identifiers".
680 (make_node): Remove OP_IDENTIFIER test.
681 (build_op_identifier): Removed because it isn't being used.
682 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
683 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
685 2001-09-06 Richard Henderson <rth@redhat.com>
687 * simplify-rtx.c (simplify_binary_operation): Revert last change.
689 2001-09-06 Richard Henderson <rth@redhat.com>
691 * simplify-rtx.c (simplify_binary_operation): Simplify contents
694 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
696 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
697 number used for CR register.
699 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
700 Joern Rennecke (amylaar@cygnus.com)
702 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
703 * h8300.c (initial_offset): Handle offset between RP and FP.
704 (h8300_return_addr_rtx): New function.
705 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
707 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
708 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
709 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
710 (CAN_ELIMINATE, REGISTER_NAMES):
711 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
713 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
715 Remove TYPE_NONCOPIED_PARTS.
716 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
717 (struct tree_type): Remove noncopied_parts.
718 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
719 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
720 (fixed_type_p): Remove.
721 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
722 (expand_expr, MODIFY_EXPR): Likewise.
723 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
724 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
726 2001-09-06 Alan Modra <amodra@bigpond.net.au>
728 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
730 (mask64_operand): Likewise.
731 (includes_rldic_lshift_p): Likewise.
732 (includes_rldicr_lshift_p): Likewise.
734 2001-09-05 Ziemowit Laski <zlaski@apple.com>
736 * objc/objc-act.c (build_message_expr): If a class method cannot
737 be found, do not issue a warning if a corresponding instance
738 method exists in the root class.
740 2001-09-05 Richard Henderson <rth@redhat.com>
742 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
744 2001-09-05 Zack Weinberg <zack@codesourcery.com>
746 * function.c (ggc_mark_struct_function): Mark f->outer.
747 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
748 * integrate.c (output_inline_function): ... not here.
750 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
752 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
754 * i386.c (size_cost): New static variable.
755 (override_function): Use size_cost when -Os is specified.
757 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
758 properly; Use current_function_calls_eh_return.
759 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
760 use leave to avoid depdendancy chain.
762 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
763 get BB loop_depth instead of computing it from LOOP notes.
765 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
767 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
769 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
770 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
771 UNALIGNED_DOUBLE_INT_ASM_OP): Define
773 2001-09-05 Jeffrey A Law (law@cygnus.com)
774 Jason Merrill (jason@redhat.com)
776 * stor-layout.c (layout_type): Complain if an array's size can
777 not be represented in a size_t.
779 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
781 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
783 * gcc.c: (process_command) Add parentheses around assignment
786 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
788 * config/mips/mips.c (save_restore_insns): Don't mark any register
789 save slots as unchanging if current_function_calls_eh_return.
791 2001-09-05 Richard Henderson <rth@redhat.com>
793 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
794 * config/alpha/alpha-protos.h: Declare it.
795 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
796 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
797 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
798 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
799 (REG_OK_FOR_BASE_P): Select one of the above.
801 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
803 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
804 (crti.o): Prefix name of object file with $(T).
807 2001-09-05 David S. Miller <davem@redhat.com>
809 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
810 * config/sparc/linux64.h: Likewise.
812 2001-09-05 Andreas Jaeger <aj@suse.de>
814 * doc/invoke.texi (i386 Options): -mwide-multiply is not
815 available anymore, remove the documentation.
816 (i386 Options): Fix typo, cleanup index entries.
818 * prefix.c (concat): Remove, we can use the version from liberty.
820 2001-09-05 Richard Henderson <rth@redhat.com>
822 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
823 New functions split out of md file expanders.
824 * config/alpha/alpha-protos.h: Declare them.
825 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
827 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
829 * cppmacro.c (funlike_invocation_p): No need to restore context.
831 2001-09-04 Richard Henderson <rth@redhat.com>
833 * reload.c (push_reload): Export.
834 * reload.h (push_reload): Declare it.
836 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
837 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
838 * config/alpha/alpha.c (alpha_legitimize_address): New.
839 (alpha_legitimize_reload_address): Likewise.
840 * config/alpha/alpha-protos.h: Declare them.
842 2001-09-04 Stan Shebs <shebs@apple.com>
844 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
845 * config/darwin.c (machopic_stub_name): Account for internally
846 generated lib calls such as memcpy.
848 2001-09-04 Richard Henderson <rth@redhat.com>
850 * unwind.h (_UA_END_OF_STACK): New flag.
851 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
853 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
855 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
857 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
859 * config/mips/mips.c (save_restore_insns): Change base_offset to
860 fp_offset in second call to mips_emit_frame_related_store.
862 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
864 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
865 sometimes be represented as a NOTE of type
866 NOTE_INSN_DELETED_LABEL.
867 (Insns): Document NOTE_INSN_DELETED_LABEL.
869 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
871 * c-common.h (tree_dump_index): Add more comments.
872 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
873 (dump_option_value_info): New struct.
874 (dump_options): New array.
875 (dump_switch_p): Parse switch options symbolically.
876 * doc/invoke.texi (-fdump-ast): Rename to ...
877 (-fdump-tree): ... here. Document that options are symbolic, and
878 not all are applicable.
880 2001-09-04 David S. Miller <davem@redhat.com>
882 * config/sparc/sparc.md (define_splits): Kill constraints.
884 Cleanup redundant and unused insn attributes.
885 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
886 binary, and move. Mark ialu as default.
887 (commented out define_function_unit "alu"): Kill.
888 (define_attr "use_clobbered"): Kill.
889 (whole file): Kill address insn type references. Replace
890 all unary/binary/move references with ialu.
891 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
892 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
895 Simplify length insn attribute and make more judicious use
896 of insn attribute defaulting.
897 * config/sparc/sparc.md (all insns with length > one): Mark as
898 insn type multi if real instructions, else use default if
899 it is a forced splitter.
900 (all insns with length == one): Use default insn length.
901 (all insns of type ialu): Use default insn type.
903 Fix erroneous insn attribute settings.
904 (addx): Set insn type to misc.
905 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
906 const_umulsidi3_sp64): Set insn type to imul.
908 Track SFmode vs DFmode insns according to UltraSPARC
910 * config/sparc/sparc.md ("fptype"): New attribute, default
912 (all DFmode single insns): Mark as fptype "double".
914 2001-09-03 Jakub Jelinek <jakub@redhat.com>
916 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
918 2001-09-03 Richard Henderson <rth@redhat.com>
920 * function.h (struct function): Add arg_pointer_save_area_init.
921 * function.c (expand_function_end): Init arg_pointer_save_area.
922 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
923 when called from a nested function.
925 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
927 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
930 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
932 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
934 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
936 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
937 (emit_push_insn): Use specified padding direction when
938 STACK_PUSH_CODE is POST_INC.
940 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
942 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
944 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
946 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
948 * cppinit.c (cpp_start_read): Free the imacros list as we
949 traverse it. Don't free the chains before returning.
950 (_cpp_push_next_buffer): Only try pushing buffers if we've
951 completed -imacros handling.
953 2001-08-31 Eric Christopher <echristo@redhat.com>
955 * gcc.c (handle_braces): Add explaination for abort.
957 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
959 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
960 move adjustment of bitpos instead.
962 2001-08-31 Zack Weinberg <zack@codesourcery.com>
964 * function.c: Remove all_functions. Make outer_function_chain
966 (init_function_start): Don't add new function structure to
968 (find_function_data, push_function_context_to,
969 pop_function_context_from, put_var_into_stack,
970 trampoline_address): Update for changed structure element names.
971 (push_function_context_to): Disentangle.
972 (free_after_compilation): Also free F.
973 (expand_dummy_function_end): Don't free cfun here.
974 (put_var_into_stack): Comment why we can't use find_function_data here.
975 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
976 (mark_function_chain): Split into maybe_mark_struct_function and
977 ggc_mark_struct_function. Export the latter.
978 (init_function_once): Mark from cfun and outer_function_chain;
981 * function.h (struct function): Kill next_global. Rename next
982 to outer. All users updated to match.
983 (all_functions, outer_function_chain): Don't declare.
985 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
986 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
987 don't touch f->inlinable, after calling rest_of_compilation.
989 * tree.h: Forward-declare struct function. Prototype
990 ggc_mark_struct_function.
992 2001-08-31 Kazu Hirata <kazu@hxi.com>
994 * config/h8300/h8300.md (*andorhi3): Fix typos.
996 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
998 * calls.c (emit_library_call_value): Don't use a fixed
999 argument after VA_CLOSE, i.e. out of scope in traditional C.
1001 * emit-rtl.c (gen_rtvec): Likewise.
1003 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1005 * Makefile.in (c-pragma.o): Depend on output.h.
1006 (reorg.o): Depend on except.h.
1008 * c-pragma.c: Include output.h.
1010 * reorg.c: Include except.h.
1012 * unwind-dw2.c: Call __builtin_alloca, not alloca.
1014 2001-08-31 Richard Henderson <rth@redhat.com>
1016 * sched-deps.c (add_dependence): Don't elide dependancy if the
1017 conditional used by insn is modified in elem.
1019 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
1021 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
1023 2001-08-31 Diego Novillo <dnovillo@redhat.com>
1025 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
1028 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
1030 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
1032 (stormy16_asm_out_constructor): New function.
1033 (TARGET_ASM_CONSTRUCTOR): Define.
1034 (TARGET_ASM_DESTRUCTOR): Define.
1036 2001-08-31 Andreas Jaeger <aj@suse.de>
1038 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
1039 * loop.c (add_label_notes): Likewise.
1040 * reload.c (find_reloads): Likewise.
1041 * config/sh/sh.c (machine_dependent_reorg): Likewise.
1043 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
1045 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
1046 code here. Take _Unwind_{W,Sw}ord*.
1047 (read_encoded_value_with_base): Use them.
1048 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
1050 (extract_cie_info): Simplify read_?leb128 handling.
1051 (execute_stack_op, execute_cfa_program): Likewise.
1052 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
1054 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
1056 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
1057 the frame pointer to pop the stack if convenient.
1059 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
1060 Don't use post-increment before combine.
1061 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
1062 a call-saved register.
1064 2001-08-31 Andreas Jaeger <aj@suse.de>
1066 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
1069 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
1071 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
1072 not DIV/MOD, of course.
1074 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
1076 * rtl.def: Undo my patch commited 2001-08-27.
1078 * genattrtab.c: Ditto.
1082 * sched-int.h: Ditto.
1084 * target-def.h: Ditto.
1088 * haifa-sched.c: Ditto.
1090 * sched-rgn.c: Ditto.
1092 * sched-vis.c: Ditto.
1094 * Makefile.in: Ditto.
1096 * doc/md.texi: Ditto.
1098 * doc/tm.texi: Ditto.
1100 * doc/contrib.texi: Ditto.
1102 * doc/gcc.texi: Ditto.
1104 * genattrtab.h: Remove it.
1106 * genautomata.c: Remove it.
1108 * genattr.c: Undo my patch and Richard Henderson's patch commited
1111 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
1113 * config.gcc (h8300-*-elf*): New case.
1114 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
1115 (SUBTARGET_CPP_SPEC): Define.
1116 (EXTRA_SPECS): Define.
1117 (SUBTARGET_EXTRA_SPECS): Define.
1118 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
1119 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
1121 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
1123 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
1124 (LIB2FUNCS_EXTRA): Define.
1125 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
1126 config/h8300/fixunssfsi.c: New file.
1128 2001-08-30 Kazu Hirata <kazu@hxi.com>
1130 * config/h8300/h8300.md (zero_extendqihi2): Changes to
1131 define_expand to accomodate target-specific attributes.
1132 (anonymous zero_extendqihi2 patterns): New.
1134 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
1136 * h8300.md (*andorhi3): New pattern.
1138 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
1140 * h8300.c (dosize): Fix test for "sub".
1142 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
1144 * c-typeck.c (pointer_diff): Try to eliminate common term before
1147 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
1149 * config/arm/arm.c (arm_compute_initial_elimination_offset):
1150 Account for the saves of the FP registers.
1152 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
1153 (TEXT_SECTION_ASM_OP): Define.
1154 (INIT_SECTION_ASM_OP): Define.
1155 (FINI_SECTION_ASM_OP): Define.
1156 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
1157 (RDATA_SECTION_FUNCITON): Provide prototype.
1159 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
1161 * reload1.c (move2add_note_store): Correct typo checking for
1164 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
1166 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
1167 note should not be considered outside the libcall block.
1169 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1171 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
1173 2001-08-29 Kazu Hirata <kazu@hxi.com>
1175 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
1177 2001-08-29 Kazu Hirata <kazu@hxi.com>
1179 * config/h8300/h8300-protos.h: Add a prototype for
1181 * config/h8300/h8300.c (emit_logical_op): New.
1182 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
1189 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1191 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
1192 comparison with rtx INTVAL.
1193 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
1195 * pa.h (FUNCTION_ARG_SIZE): Likewise.
1197 2001-08-29 Kazu Hirata <kazu@hxi.com>
1199 * config/h8300/lib1funcs.asm: Update the copyright. Fix
1202 2001-08-29 Kazu Hirata <kazu@hxi.com>
1204 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
1205 (reg n) to (mem (pre_dec (reg n))
1206 (anonymous movsi pattern): Likewise.
1208 2001-08-29 Kazu Hirata <kazu@hxi.com>
1210 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
1212 2001-08-29 Kazu Hirata <kazu@hxi.com>
1214 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
1215 several special constants.
1217 2001-08-29 Kazu Hirata <kazu@hxi.com>
1219 * config/h8300/lib1funcs.asm: Fix comment typos.
1221 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1223 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
1224 Fix format specifier warnings.
1226 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
1227 inet_makeaddr, semctl): Prototype.
1229 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
1230 (save_restore_insns): Use base_offset, not gp_offset.
1232 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
1233 (ASM_OUTPUT_BYTE): Fix format specifier warning.
1235 2001-08-29 Richard Henderson <rth@redhat.com>
1237 * bb-reorder.c (function_tail_eff_head): New.
1238 (record_effective_endpoints): Set it.
1239 (fixup_reorder_chain): Use it.
1241 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1243 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
1245 2001-08-28 Dale Johannesen <dalej@apple.com>
1247 * config/darwin.c (machopic_function_base_name): Add const
1248 qualifier to a string.
1249 (darwin_encode_section_info): Ditto.
1251 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1253 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
1254 function definition.
1256 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
1258 * df.h (struct df): Add rts_order variable.
1260 * df.c (df_visit_next_rts): New function.
1261 (df_visit_next): Renamed to df_visit_next_rc
1262 (df_analyse_1): Allocate/compute/free rts_order as well.
1263 (df_rd_global_compute): Use df_visit_next_rc instead of
1265 (df_ru_global_compute): Use df_visit_next_rts instead of
1268 * flow.c (flow_reverse_top_sort_order_compute): New function.
1270 * basic-block.h: Add prototype.
1272 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
1274 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
1275 blocks, the BB_REACHABLE is now set, rather than aux being
1276 non-NULL. Update the test to reflect this.
1278 2001-08-28 Eric Christopher <echristo@redhat.com>
1280 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
1281 config/mips/crti.asm: Ditto.
1283 2001-08-28 Eric Christopher <echristo@redhat.com>
1284 Richard Henderson <rth@redhat.com>
1286 * c-pragma.h (add_weak): Move prototype from here...
1287 * output.h (add_weak): ... to here.
1288 * varasm.c (add_weak): Fix typo.
1289 * config/mips/crti.asm: New file.
1290 * config/mips/crtn.asm: Ditto.
1291 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
1292 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
1293 (INVOKE__main): Ditto.
1294 (INIT_SECTION_ASM_OP): New.
1295 (FINI_SECTION_ASM_OP): Ditto.
1296 (STARTFILE_SPEC): Add crti.
1297 (ENDFILE_SPEC): Add crtn.
1298 * config/mips/elf64.h: Same.
1299 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
1301 * config/mips/vxworks.h: Ditto.
1302 * config/mips/t-elf: Support crti and crtn.
1304 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
1306 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
1309 2001-08-28 Richard Henderson <rth@redhat.com>
1311 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
1312 (one_cmplbi2 splitter): Remove redundant test.
1314 2001-08-28 Dale Johannesen <dalej@apple.com>
1316 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
1318 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
1320 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
1322 2001-08-28 Stan Shebs <shebs@apple.com>
1324 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
1325 (UNALIGNED_SHORT_ASM_OP): Define.
1326 (UNALIGNED_INT_ASM_OP): Define.
1328 2001-08-28 Will Cohen <wcohen@redhat.com>
1330 * config/rs6000/rs6000.md (store_multiple): Correct RTL
1331 generation for first set.
1333 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1335 * flow.c (redirect_edge_succ_nodup): Return new edge.
1336 (try_simplify_condjump): Use new edge.
1337 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
1339 * cse.c (cse_basic_block): Skip note instructions.
1341 2001-08-27 Richard Henderson <rth@redhat.com>
1343 * combine.c (combine_simplify_rtx): Don't reverse condition
1344 if there is no reverse for the condition.
1345 (simplify_comparison): Don't simplify subregs from INT to FP.
1347 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
1348 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
1349 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
1350 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
1351 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
1352 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
1354 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1356 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
1357 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
1359 (adddi_dilshr32, adddi_dishl32): Only data register can be
1360 source for mem destination.
1362 * expmed.c (store_bit_field): Ignore adjustment to bitpos
1363 and use bitnum to decide about register move.
1365 2001-08-27 Richard Henderson <rth@redhat.com>
1367 * genattr.c (main): Emit state_t even when not doing scheduling.
1369 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1370 Richard Henderson <rth@redhat.com>
1372 * gcse.c (reg_first_set, reg_last_set): Replace with ...
1373 (reg_avail_info, current_bb): ... these.
1374 (oprs_unchanged_p, record_last_reg_set_info): Use them.
1375 (compute_hash_table): Likewise.
1377 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1379 * flow.c (verify_flow_info): Use checksums to verify edges.
1381 2001-08-27 Richard Henderson <rth@redhat.com>
1383 * genautomata.c (expand_automata): Always create a description.
1385 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
1387 * optabs.c (expand_binop): Correctly handle the carry in multiword
1388 add/subtract operations.
1390 2001-08-27 Fred Fish <fnf@be.com>
1392 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
1395 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
1397 * reload.c (find_reloads_toplev): Back out this change:
1399 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
1401 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
1402 mem if the address is a mode_dependent_address_p.
1404 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
1406 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
1407 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
1408 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
1411 * genattr.c (main): New variable num_insn_reservations. Increase
1412 it if there is DEFINE_INSN_RESERVATION. Output automaton based
1413 pipeline hazard recognizer interface.
1415 * genattrtab.h: New file.
1417 * genattrtab.c: Include genattrtab.h.
1418 (attr_printf, check_attr_test, make_internal_attr,
1419 make_numeric_value): Move protypes into genattrtab.h. Define them
1421 (num_dfa_decls): New global variable.
1422 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
1423 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
1424 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
1425 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
1427 * genautomata.c: New file.
1429 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
1431 * sched-int.h: (curr_state): Add the external definition for
1432 automaton pipeline interface.
1433 (haifa_insn_data): Add comments for members blockage and units.
1435 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
1436 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
1437 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
1438 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
1439 TARGET_SCHED_DFA_POST_CYCLE_INSN,
1440 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
1441 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
1443 (TARGET_SCHED): Use the new macros.
1445 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
1446 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
1447 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
1448 dfa_bubble): New members in gcc_target.sched.
1450 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
1451 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
1452 (insn_queue): Redefine it as pointer to array.
1453 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
1455 (max_insn_queue_index_macro_value): New variable.
1456 (curr_state, dfa_state_size, ready_try): New varaibles for
1457 automaton interface.
1458 (ready_element, ready_remove, max_issue): New function prototypes
1459 for automaton interface.
1460 (choose_ready): New function prototype.
1461 (insn_unit, blockage_range): Add comments.
1462 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
1463 FUNCTION_UNITS_SIZE == 0.
1464 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
1465 actual_hazard, potential_hazard): Add comments.
1466 (insn_cost): Use cost -1 as undefined value. Remove
1467 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
1469 (ready_element, ready_remove): New functions for automaton
1471 (schedule_insn): Add new code for automaton pipeline interface.
1472 (queue_to_ready): Add new code for automaton pipeline interface.
1473 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
1474 (debug_ready_list): Print newline when the queue is empty.
1475 (max_issue): New function for automaton pipeline interface.
1476 (choose_ready): New function.
1477 (schedule_block): Add new code for automaton pipeline interface.
1478 Print ready list before scheduling each insn.
1479 (sched_init): Add new code for automaton pipeline interface.
1480 Initiate insn cost by -1.
1481 (sched_finish): Free the current automaton state and finalize
1482 automaton pipeline interface.
1484 * sched-rgn.c: Include target.h.
1485 (init_ready_list, new_ready, debug_dependencies): Add new code for
1486 automaton pipeline interface.
1488 * sched-vis.c: Include target.h.
1489 (get_visual_tbl_length): Add code for automaton interface.
1490 (target_units, print_block_visualization): Add comments.
1492 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
1493 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
1494 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
1495 (getruntime.o, genautomata.o): New entries.
1496 (genattrtab.o): Add new dependency file genattrtab.h.
1497 (genattrtab): Add new dependencies. Link it with `libm.a'.
1498 (getruntime.o, hashtab.o): New entries for canadian cross.
1500 * doc/md.texi: Description of automaton based model.
1502 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
1504 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
1505 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
1506 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
1507 TARGET_SCHED_DFA_POST_CYCLE_INSN,
1508 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
1509 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
1510 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
1512 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
1513 MAX_DFA_ISSUE_RATE): New macro descriptions.
1515 * doc/contrib.texi: Add dfa based scheduler contribution.
1517 * doc/gcc.texi: Add more information about genattrtab.
1519 2001-08-27 Diego Novillo <dnovillo@redhat.com>
1521 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
1524 2001-08-27 Richard Henderson <rth@redhat.com>
1526 * function.c (expand_function_end): Don't init arg_pointer_save_area.
1527 (get_arg_pointer_save_area): New. Create an init it here.
1528 (fix_lexical_addr): Use it.
1529 * function.h: Declare it.
1530 * builtins.c (expand_builtin_setjmp_receiver): Use it.
1531 * stmt.c (expand_nl_goto_receiver): Use it.
1533 2001-08-27 Richard Henderson <rth@redhat.com>
1535 * final.c (final_scan_insn): Don't enter APP_ON mode for
1538 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
1539 alignment for assemble_integer for DW_EH_PE_aligned.
1540 * except.c (output_function_exception_table): Likewise.
1542 2001-08-26 Andreas Jaeger <aj@suse.de>
1544 * c-tree.h: Add prototyp for c_sizeof_nowarn.
1546 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
1548 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
1550 2001-08-27 Alan Modra <amodra@bigpond.net.au>
1552 * config/rs6000/rs6000.c (mask_operand): Rewrite without
1554 (mask64_operand): Likewise.
1555 (rldic_operand): Delete.
1556 (includes_lshift64_p): Delete.
1557 (includes_rldic_lshift_p): New function.
1558 (includes_rldicr_lshift_p): New function.
1559 (print_operand): Don't call rldic_operand in case 'W'.
1560 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
1561 (includes_lshift64_p): Remove.
1562 (includes_rldic_lshift_p): Declare.
1563 (includes_rldicr_lshift_p): Declare.
1564 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
1565 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
1566 Replace match_operand rldic_operand predicate with
1567 const_int_operand. Replace includes_lshift64_p condition with
1568 includes_rldic_lshift_p.
1569 <ashldi3_internal 64 bit rldicr patterns>: New.
1571 2001-08-27 Andreas Jaeger <aj@suse.de>
1573 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
1574 * errors.c: Likewise.
1575 * final.c: Likewise.
1576 * dwarf2asm.c: Likewise.
1577 * doprint.c (checkit): Likewise.
1578 * diagnostic.c: Likewise.
1579 * collect2.c: Likewise.
1580 * calls.c: Likewise.
1581 * c-semantics.c (build_stmt): Likewise.
1582 * c-format.c (status_warning): Likewise.
1583 * c-errors.c (pedwarn_c99): Likewise.
1584 * builtins.c (validate_arglist): Likewise.
1585 * config/pj/pj.c (pj_printf): Likewise.
1586 * fix-header.c: Likewise.
1588 * gcov.c (fnotice): Likewise.
1589 * gensupport.c (message_with_line): Likewise.
1590 * mips-tfile.c: Likewise.
1591 * protoize.c (notice): Likewise.
1592 * read-rtl.c (fatal_with_file_and_line): Likewise.
1593 * rtl-error.c: Likewise.
1594 * tradcpp.c: Likewise.
1596 * cp/tree.c (build_min_nt): Likewise.
1597 (build_min): Likewise.
1598 * cp/lex.c: Likewise.
1599 * cp/errfn.c: Likewise.
1600 * cp/rtti.c (create_pseudo_type_info): Likewise.
1602 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
1604 * df.c (df_uses_record): Return after recording all uses
1607 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
1609 * df.c (df_insn_modify): Realloc the INSN table here, if
1610 necessary, here, too.
1612 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
1614 * config/mips/mips.c (mips_function_value): Handle complex return
1617 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
1619 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
1621 * reload.c (make_memloc): Copy result if it is still
1622 reg_equiv_memory_loc[regno] on return.
1623 (subst_reloads) [ENABLE_CHECKING]: Check that none of
1624 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
1625 reg_equiv_mem are modified by the substitutions.
1627 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
1629 * predict.c (expensive_function_p): New.
1630 * rtl.h (expensive_function_p): Declare.
1631 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
1632 (use_fast_prologue_epilogue): New static variable.
1633 (expand_prologue): Set it; emit short prologues if unset.
1634 (expand_epilogue): Likewise.
1636 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
1638 * config.gcc: Add stormy16-*-elf case.
1639 * config/stormy16/stormy-abi: New file.
1640 * config/stormy16/stormy16-lib2.c: New file.
1641 * config/stormy16/stormy16-protos.h: New file.
1642 * config/stormy16/stormy16.c: New file.
1643 * config/stormy16/stormy16.h: New file.
1644 * config/stormy16/stormy16.md: New file.
1645 * config/stormy16/t-stormy16: New file.
1647 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1649 * i386.h (no-accumulate-outgoing-args): Use proper mask.
1651 2001-08-24 David Edelsohn <edelsohn@gnu.org>
1653 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
1654 descriptor members are pointer size, not constant 4.
1655 * config/rs6000/rs6000.md (define_splits): Remove more unused
1658 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1660 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
1662 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
1664 * cp/rtti.c (VPARAMS): Fix parameter.
1666 2001-08-24 Zack Weinberg <zackw@panix.com>
1668 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
1670 (mode_for_extraction): No need for #ifdefs. Add default-case abort
1672 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
1673 in if controlling use of insv.
1674 (extract_bit_field): Likewise, for extv and extzv.
1676 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1678 * i386.md (movcc peep2): Fix load of 0.
1680 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1682 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
1683 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
1685 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
1687 * c-pragma.h: Move weak_syms and weak_decls...
1688 * varasm.c: ...here. Now static.
1689 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
1690 depend on HANDLE_PRAGMA_WEAK.
1692 * c-common.c (c_alignof, c_alignof_expr): Move here...
1693 * c-typeck.c: ...from here.
1694 * c-tree.h, c-common.h: Adjust.
1696 2001-08-23 Bernd Schmidt <bernds@redhat.com>
1698 * config/ia64/ia64.c (rws_update): If !pred, set write_count
1699 instead of incrementing it.
1701 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
1702 asm ready, don't try to move them all into the same array element.
1704 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
1706 * function.c (thread_prologue_and_epilogue_insns): Avoid
1707 fallthru flag on edge to exit.
1709 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
1711 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
1714 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
1716 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
1717 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
1718 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
1721 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
1723 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
1724 replace "GNU CC" with "GCC".
1726 2001-08-23 Richard Henderson <rth@redhat.com>
1728 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
1729 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
1730 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
1731 Need GR between FR and not GR_AND_FR.
1732 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
1733 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
1734 AR regs before GR regs.
1735 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
1736 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
1737 (REGISTER_MOVE_COST): Update.
1738 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
1740 2001-08-23 Richard Henderson <rth@redhat.com>
1742 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
1745 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
1747 * reload1.c (emit_reload_insns): Don't look for notes
1748 on a NULL store_insn.
1750 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1752 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
1753 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
1754 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
1755 format specifier warnings.
1756 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
1758 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
1760 * config/i386/i386-protos.h: Correct declaration of
1761 i386_pe_asm_named_section.
1763 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
1765 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
1767 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
1769 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
1771 * cpperror.c (print_location): Don't show _Pragma.
1772 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
1773 and file change callback generation here.
1774 (stack_include_file): Update use of cpp_push_buffer.
1775 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
1776 (struct cpp_buffer): Remove type, pfile members.
1777 * cppinit.c (cpp_handle_option): Use free_chain.
1778 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
1779 (skip_escaped_newlines, get_effective_char, lex_percent): Take
1780 a cpp_reader rather than a cpp_buffer.
1781 (skip_escaped_newlines, get_effective_char, skip_block_comment,
1782 skip_line_comment, parse_string, lex_percent, lex_dot,
1783 _cpp_lex_token): Update accordingly.
1784 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
1786 (cpp_push_buffer): Update prototype.
1787 (run_directive): Update use of cpp_push_buffer.
1788 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
1789 handle_assertion): Update use of run_directive.
1790 * cpplib.h (enum cpp_buffer_type): Remove.
1791 (cpp_push_buffer): Update prototype.
1792 * fix-header.c (read_scan_file): Update.
1794 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1796 * gcc.c (struct prefix_list): Change prefix to const char *.
1798 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1800 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
1802 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
1804 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
1807 * jump.c (squeeze_notes): Take parms by reference. Handle END being
1810 * ifcvt.c (dead_or_predicable): Adjust.
1811 * loop.c (find_and_verify_loops): Adjust.
1812 * stmt.c (expand_end_case): Adjust.
1813 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
1814 head and end insn pointers in the basic block, not just local copies.
1815 (merge_blocks_move_predecessor_nojumps): Likewise.
1817 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
1819 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
1820 bitmap.h, builtin-types.def, builtins.c, builtins.def,
1821 c-aux-info.c, c-common.c, c-common.def, c-common.h,
1822 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
1823 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
1824 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
1825 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
1826 conditions.h, config.gcc, configure.frag, configure.in,
1827 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
1828 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
1829 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
1830 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
1831 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
1832 emit-rtl.c, errors.c, errors.h, except.c, except.h,
1833 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
1834 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
1835 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
1836 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
1837 gencheck.c, gencodes.c, genconfig.c, genemit.c,
1838 genextract.c, genflags.c, gengenrtl.c, genmultilib,
1839 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
1840 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
1841 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
1842 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
1843 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
1844 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
1845 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
1846 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
1847 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
1848 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
1849 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
1850 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
1851 params.h, predict.c, predict.def, predict.h, prefix.c,
1852 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
1853 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
1854 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
1855 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
1856 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
1857 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
1858 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
1859 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
1860 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
1861 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
1862 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
1863 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
1864 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
1865 xcoffout.h: replace "GNU CC" with "GCC".
1867 2001-08-21 Richard Henderson <rth@redhat.com>
1869 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
1870 (final_scan_insn): Consider jump tables data even if we have no
1871 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
1873 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
1874 (ASM_OUTPUT_CASE_END): Remove.
1875 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
1876 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
1877 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
1879 2001-08-21 Richard Henderson <rth@redhat.com>
1881 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
1882 at barrier insns. Emit stop bits before barriers.
1884 * flow.c (flow_find_cross_jump): Don't consider unconditional
1885 return insns for commoning.
1887 * final.c (compute_alignments): Fix typo.
1889 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
1890 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
1891 (store_bit_field): Use mode_for_extraction more places.
1892 (extract_bit_field): Likewise.
1894 2001-08-21 Zack Weinberg <zackw@panix.com>
1896 * caller-save.c: Don't include insn-codes.h.
1897 (reg_save_code, reg_restore_code): Make arrays of int.
1898 All uses updated to match.
1899 (insert_save, insert_restore): No need to initialize "code"
1900 variable upon declaration.
1901 * Makefile.in: update dependencies; fix typo in clean rule.
1903 2001-08-21 Richard Henderson <rth@redhat.com>
1905 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
1906 (merge_if_block): Handle fallout from same.
1908 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1910 * builtins.c (type_to_class): Fix typo in last change.
1912 2001-08-21 Richard Henderson <rth@redhat.com>
1914 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
1915 ia64_asm_output_label.
1917 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
1918 copy of gp while the real gp register contains garbage.
1920 2001-08-21 Zack Weinberg <zackw@panix.com>
1922 * expmed.c (mode_for_extraction): New function.
1923 (store_bit_field, extract_bit_field): Use it.
1924 * expr.h: Prototype it and provide an enum for its first argument.
1926 * combine.c, function.c, recog.c: Don't include insn-codes.h.
1927 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
1928 and digging through the insn_data tables.
1929 * Makefile.in: Update dependencies.
1931 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
1933 * cppfiles.c (stack_include_file): line-map.c now handles include
1935 (handle_missing_handler): Similarly.
1936 (_cpp_execute_include): Similarly.
1937 (_cpp_pop_file_buffer): Similarly.
1938 * cpphash.h (struct cpp_reader): Remove system_include_depth,
1939 buffer_stack_depth and include_depth.
1940 * cpplib.c (do_include_common): line-map.c now handles include depth.
1941 (cpp_push_buffer): Similarly.
1942 (_cpp_pop_buffer): Similarly.
1943 * cppmacro.c (builtin_macro): Update.
1944 * line-map.c (init_line_maps): Set depth.
1945 (add_line_map): Increment "used" earlier. Update and use the
1947 (trace_include): Use the include depth.
1948 * line-map.h (struct line_maps): New member depth.
1950 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
1952 * cppfiles.c (stack_include_file): Don't handle -H here.
1953 * cppinit.c (cpp_start_read): Set include tracing after
1954 cpp_post_options and after stacking the main file.
1955 * line-map.c (trace_include): New.
1956 (init_line_maps, add_line_map): Update.
1957 * line-map.h (struct line_maps): New member trace_includes.
1959 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
1961 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
1962 * cppfiles.c (stack_include_file): Only stack a file if there
1963 is something to do. Return a boolean indicating whether a
1964 buffer was stacked or not.
1965 (_cpp_execute_include): Similarly.
1966 (_cpp_read_file): Similarly.
1967 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
1969 2001-08-21 Sam Steingold <sds@gnu.org>
1971 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
1972 (RECACHE): keep obufp_before_macroname up to date
1974 2001-08-21 Zack Weinberg <zackw@panix.com>
1976 * stmt.c: Don't include insn-codes.h.
1977 (expand_end_case): Machine specific logic moved to expr.c.
1978 No need to worry about __builtin_classify_type.
1979 (check_for_full_enumeration_handling, emit_case_nodes):
1982 * builtins.o (expand_builtin_classify_type): Split up so code
1983 can be shared with fold_builtin_classify_type.
1984 (type_to_class, fold_builtin_classify_type): New functions.
1985 (fold_builtins): Handle __builtin_classify_type.
1987 * expr.c (do_tablejump): Now static.
1988 (case_values_threshold, try_casesi, try_tablejump): New;
1989 code mostly from stmt.c (expand_end_case).
1990 (expr.h): Update prototypes.
1992 * Makefile.in (stmt.o): Update dependencies.
1994 2001-08-21 Will Cohen <wcohen@redhat.com>
1996 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
1997 declaration of variable i.
1998 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
1999 declaration of variable i.
2001 2001-08-21 Richard Henderson <rth@redhat.com>
2003 * crtstuff.c: Fix thinko last change. Move list tails to start
2004 of CRT_END section. Tidy ifdefs.
2005 (__EH_FRAME_BEGIN__): Always static for ELF.
2006 (__do_global_ctors_1): Rename from __frame_dummy.
2007 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
2008 name change; don't hide __EH_FRAME_BEGIN__.
2010 2001-08-21 Richard Henderson <rth@redhat.com>
2012 * gdbinit.in: Move break on exit after break on fancy_abort.
2014 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
2017 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2019 * cpphash.h (_cpp_push_next_buffer): New.
2020 * cppinit.c (do_includes): Remove.
2021 (push_include, free_chain, _cpp_push_next_buffer): New.
2022 (cpp_start_read): Use them to rework command line option handling.
2023 (cpp_handle_option): Combine handling of -include and -imacros.
2024 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
2025 appropriate. Always insert missing \n at EOF.
2026 * cpplib.c (start_directive): Get the directive position right.
2027 * cppmain.c (cb_file_change): Always print the first line, unless
2030 2001-08-20 Andreas Jaeger <aj@suse.de>
2032 * profile.c (compute_branch_probabilities): Remove extra new-line
2034 * flow.c (verify_flow_info): Likewise.
2036 2001-08-20 Diego Novillo <dnovillo@redhat.com>
2038 * basic-block.h (basic_block): Add new field 'flags'.
2039 (BB_REACHABLE): Define.
2040 (expunge_block): Declare.
2041 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
2042 (EXIT_BLOCK_PTR): Ditto.
2043 (expunge_block): Remove static declaration.
2044 (cleanup_cfg): Clear bb->aux on every basic block.
2045 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
2046 computing reachability.
2047 (delete_unreachable_blocks): Delete block b if b->flags has
2050 2001-08-20 Diego Novillo <dnovillo@redhat.com>
2052 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
2054 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2056 * sparc.c (sparc_variable_issue): Fix typo in last change.
2058 2001-08-20 Richard Henderson <rth@redhat.com>
2060 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
2062 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
2064 * pa.h (RETURN_IN_MEMORY): Improve comment.
2066 2001-08-20 Janis Johnson <janis187@us.ibm.com>
2068 * doc/invoke.texi (Profiling options): Clarify the interactions
2069 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
2071 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
2073 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
2076 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2078 * gcc.c (make_relative_prefix): Allocate a sufficiently large
2081 2001-08-20 Richard Henderson <rth@redhat.com>
2083 * final.c (end_final): Fix typo last change.
2085 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
2087 * cppinit.c (init_standard_includes): The returned buffer
2088 is already malloc-ed.
2089 * gcc.c (add_prefix): Similarly.
2090 * prefix.c (translate_name): Update to support clear buffer
2092 (update_path): Similarly. Be sure to free any newly allocated
2093 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
2095 * prefix.h (update_path): Update prototype and document.
2096 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
2097 up and update to new buffer ownership rules.
2098 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
2100 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
2102 * final.c (compute_alignments): New function.
2103 (init_insn_lengths): Do not care label_align.
2104 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
2105 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
2106 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
2107 (shorted_branches): Realloc label_align array; do
2108 not call init_insn_lengths; Do not care about loop alignments.
2109 * output.h (compute_alignments): Declare.
2110 * toplev.c (rest_of_compilation): Call compute_alignments.
2111 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
2113 * predict.c (block_info_def): Add npredecesors, remove nvisited;
2114 change visited to tovisit.
2115 (propagate_freq): Use faster traversing algorithm.
2116 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
2117 to tovisit; reverse meaning.
2119 * predict.c (struct block_info_def): Remove nvisited.
2120 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
2121 (estimate_bb_frequencies): Call mark_dfs_back_edges.
2123 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
2125 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
2126 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
2127 (TARGET_FUSED_MADD): New.
2128 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
2129 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
2130 the multiply-add instructions.
2132 2001-08-19 Richard Henderson <rth@redhat.com>
2134 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
2135 is aligned to pointer size.
2137 2001-08-19 Richard Henderson <rth@redhat.com>
2139 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
2140 display markers during final schedule.
2142 2001-08-19 Richard Henderson <rth@redhat.com>
2144 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
2146 2001-08-19 Richard Henderson <rth@redhat.com>
2148 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
2150 (ASM_NAME_TO_STRING): Remove.
2151 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
2152 in the same string. Remove support for expressions.
2154 2001-08-19 Richard Henderson <rth@redhat.com>
2156 * config/i386/i386.md (tablejump): Make an expander; handle
2157 pic relative addressing here.
2158 (tablejump_1): Rename from tablejump_pic.
2161 2001-08-19 Richard Henderson <rth@redhat.com>
2163 * regclass.c (fix_register): Fix typo.
2165 2001-08-18 Richard Henderson <rth@redhat.com>
2167 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
2168 (struct _Unwind_Context): Expand br_loc to hold it.
2169 (uw_frame_state_for): Handle leaf functions better.
2170 (uw_update_reg_address): Update for br_loc change.
2172 2001-08-18 Richard Henderson <rth@redhat.com>
2174 * crtstuff.c: Move list heads before code that uses them.
2175 (__JCR_LIST__): Remove initial null.
2176 (frame_dummy, __frame_dummy): Do java registration here ...
2177 (__do_global_ctors_aux): ... not here.
2179 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
2180 (__do_global_dtors_aux): Update to match.
2181 (__JCR_LIST__, __do_jv_register_classes): New.
2183 * config/ia64/crtend.asm (__JCR_END__): New.
2184 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
2185 instead of an indirect LTOFF22 reloc.
2187 2001-08-18 Richard Henderson <rth@redhat.com>
2189 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
2190 * regclass.c (init_reg_sets_1): Fix typo.
2191 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
2192 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
2193 (ia64_compute_frame_size): Make ar.unat live when in use.
2194 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
2195 for ar.pfs; remove ar.unat handling.
2196 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
2198 (PREDICATE_CODES): Add ar_pfs_reg_operand.
2199 * config/ia64/ia64-protos.h: Update decls.
2200 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
2201 (sibcall_pic): Likewise.
2203 2001-08-18 Richard Henderson <rth@redhat.com>
2205 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
2206 pred_rel_mutex when searching for insn_group_barrier.
2207 * config/ia64/ia64.md (cycle_display): Combine the expander
2210 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
2211 bit before asm as needed.
2213 2001-08-18 Richard Henderson <rth@redhat.com>
2215 * timevar.def (TV_MACH_DEP): New.
2216 * toplev.c (rest_of_compilation): Use it.
2217 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
2219 2001-08-18 Zack Weinberg <zackw@panix.com>
2221 * unwind-dw2.c (execute_stack_op): Add default aborts to
2222 the inner switches to prevent warnings.
2224 2001-08-18 Richard Henderson <rth@redhat.com>
2226 * timevar.h (struct timevar_time_def): Change element type to float.
2227 (ticks_to_msec, clocks_to_msec): Likewise.
2228 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
2229 (get_time): Likewise.
2230 (timevar_print): Adjust zero check and printing to match.
2232 2001-08-18 Zack Weinberg <zackw@panix.com>
2234 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
2235 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
2236 Eliminate overfull or underfull hboxes.
2238 2001-08-18 Zack Weinberg <zackw@panix.com>
2240 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
2242 2001-08-18 Zack Weinberg <zackw@panix.com>
2244 * haifa-sched.c: Convert to target hooks. Macros replaced
2245 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
2246 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
2247 MD_SCHED_FINISH, and HAVE_cycle_display.
2248 * target-def.h (TARGET_SCHED_ADJUST_COST,
2249 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
2250 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
2251 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
2252 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
2253 New hook #defines to be overridden.
2254 (TARGET_SCHED): Bring them all together.
2255 (TARGET_INITIALIZER): Update.
2256 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
2257 instead of 'struct rtx_def *' throughout.
2258 (struct sched): New set of hooks for the scheduler.
2259 * Makefile.in (haifa-sched.o): Depend on target.h.
2260 * doc/tm.texi: Document the new scheduler hooks, together in
2261 their own section, instead of scattered around.
2262 Fix a bunch of underfull/overfull hboxes.
2264 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
2265 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
2266 sparc.h: Don't define any of the old scheduler macros.
2268 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
2269 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
2270 sparc.c: Create hook functions from code extracted from
2271 corresponding target header, or make existing hooks static, as
2272 appropriate. Set the appropriate entries in targetm.
2274 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
2275 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
2276 rs6000-protos.h, s390-protos.h, sparc-protos.h:
2277 Remove prototypes for functions which are now static.
2279 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
2280 related gunk; the Haifa scheduler is now the only choice.
2282 2001-08-18 Zack Weinberg <zackw@panix.com>
2284 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
2285 * genopinit.c: Put floating point divide insns in sdiv_optab.
2286 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
2287 * config/gofast.h, config/c4x/c4x.h,
2288 config/ia64/hpux_longdouble.h, config/mips/mips.h,
2289 config/pa/long_double.h, config/rs6000/sysv4.h,
2290 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
2291 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
2292 (init_optabs): Use init_optabv for overflow-trapping optabs.
2293 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
2294 cmp_optab RTX codes so have_insn_for can find them.
2296 * optabs.c (expand_simple_binop, expand_simple_unop,
2297 have_insn_for, gen_sub3_insn): New interfaces.
2298 * expr.h: Prototype new functions.
2299 (enum optab_methods): Move here from optabs.h.
2301 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
2302 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
2303 Use new functions instead of working directly with optabs.
2304 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
2305 unroll.c: Don't include optabs.h.
2306 * caller-save.c, combine.c, function.c, stmt.c: Just include
2307 insn-codes.h, not optabs.h.
2308 * Makefile.in: Update dependencies.
2310 * combine.c (make_compound_operation, simplify_comparison):
2311 Fix typos testing for this or that instruction.
2313 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2315 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
2316 generating libgcc.a.
2318 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2320 * except.c (TYPE_HASH): Delete.
2322 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
2325 * tree.c (TYPE_HASH): Delete.
2327 * tree.h (TYPE_HASH): Define.
2329 2001-08-18 Graham Stott <grahams@redhat.com>
2331 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
2333 (adddi3_internal_2+2): Likewise.
2334 (eh_set_lr_di+1): Likewise.
2336 2001-08-17 Richard Henderson <rth@redhat.com>
2338 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2339 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
2340 * dwarf2asm.c: ... here.
2341 * dwarfout.c: Remove them.
2343 * varasm.c (assemble_integer): Add align parameter.
2344 (assemble_real, output_constant, output_constructor): Likewise.
2345 * output.h: Update decls.
2346 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
2347 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
2348 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
2349 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
2350 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
2353 * final.c (end_final): Abort profile block generation if we
2354 havn't layed it out properly.
2355 * output.h (assemble_eh_integer): Remove stale decl.
2356 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
2358 (assemble_integer): Handle unaligned data.
2359 (assemble_real): Abort on unaligned data.
2360 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
2362 (default_dtor_section_asm_out_destructor): Use assemble_align.
2363 (default_named_section_asm_out_constructor): Likewise.
2364 (default_ctor_section_asm_out_constructor): Likewise.
2365 * config/darwin.c (machopic_asm_out_constructor): Likewise.
2366 (machopic_asm_out_destructor): Likewise.
2367 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
2368 (nextstep_asm_out_destructor): Likewise.
2369 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
2370 (vms_asm_out_destructor): Likewise.
2372 2001-08-17 Richard Henderson <rth@redhat.com>
2374 * config/mips/iris6.h (TARGET_IRIX6): New.
2375 (current_section_name, current_section_flags): New.
2376 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
2377 (MAX_OFILE_ALIGNMENT): New.
2378 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
2379 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
2380 (copy_file_data): Split out from
2381 (mips_asm_file_end): ... here.
2382 (mips_asm_file_start): Remove extra .section directive. Use
2383 tmpfile instead of mips_make_temp_file.
2384 (mips_unique_section): Use const char * as needed for warnings.
2385 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
2386 re-add align parameter.
2387 (iris6_asm_named_section): New.
2388 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
2389 (iris6_asm_output_align, iris6_section_align_1): New.
2390 (iris6_asm_file_start, iris6_asm_file_end): New.
2391 * config/mips/mips-protos.h: Update decls.
2393 2001-08-17 Janis Johnson <janis187@us.ibm.com>
2395 * doc/install.texi (Install GCC): Add links to build status pages.
2397 (Final install): Ditto; request updates for specific info
2399 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
2401 * cpperror.c (print_location): Don't take a file name; use the
2403 (_cpp_begin_message): Similarly.
2404 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
2405 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
2406 (cpp_pedwarn_with_file_and_line): Remove.
2407 * cppfiles.c (stack_include_file): Update; set filename to stdin
2408 here when appropriate.
2409 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
2410 (_cpp_begin_message): Don't take a file name.
2411 * cppinit.c: Add comment.
2412 * cpplex.c: Fix end-of-directive indicator.
2413 * cpplib.c: Don't include intl.h.
2414 (run_directive, do_diagnostic): Update.
2415 (do_line): Update to not use nominal_fname.
2416 (cpp_push_buffer): Don't take a filename.
2417 * cpplib.h (struct ht): Remove.
2418 (cpp_push_buffer): Don't take a filename.
2419 (cpp_pedwarn_with_file_and_line): Remove.
2420 * cppmacro.c (struct cpp_macro): Remove file.
2421 (builtin_macro): Update.
2422 (_cpp_create_definition): Update.
2423 * cppmain.c: Correct comment.
2424 * fix-header.c (read_scan_file): Update.
2426 2001-08-17 Kazu Hirata <kazu@hxi.com>
2428 * sbitmap.c: Fix comment formatting.
2429 * sched-deps.c: Likewise.
2430 * sibcall.c: Likewise.
2431 * simplify-rtx.c: Likewise.
2433 * ssa-ccp.c: Likewise.
2434 * stor-layout.c: Likewise.
2435 * timevar.c: Likewise.
2436 * toplev.c: Likewise.
2437 * unwind-dw2.c: Likewise.
2438 * unwind-dw2-fde.c: Likewise.
2439 * varasm.c: Likewise.
2441 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
2443 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
2444 or larger than an integer in memory.
2446 2001-08-17 Zack Weinberg <zackw@panix.com>
2448 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
2449 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
2450 * rtl.h: Don't forward-declare union tree_node here. Don't
2451 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
2452 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
2453 and tree respectively.
2454 * tree.h: Don't forward-declare struct rtx_def here. Don't
2455 typedef tree here. Change all uses of struct rtx_def *,
2456 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
2457 and tree respectively.
2459 2001-08-17 Richard Henderson <rth@redhat.com>
2461 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
2462 config/mips/openbsd.h: Fix typos last change.
2464 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2466 * doc/invoke.texi (Optimize Options): The default for
2467 -finline-limit is 600.
2469 2001-08-17 Richard Henderson <rth@redhat.com>
2471 * varasm.c (text_section): Allow TEXT_SECTION to override the
2472 printing of TEXT_SECTION_ASM_OP.
2473 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
2474 (DATA_SECTION, BSS_SECTION): Remove.
2475 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
2476 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
2477 Rename from s/_NAME//.
2478 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
2479 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
2480 (TEXT_SECTION): ... here. New.
2481 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
2482 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
2483 * config/mips/openbsd.h: Likewise.
2484 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
2485 (mips_asm_file_end): Likewise test.
2486 (mips_output_function_epilogue): Likewise. Switch back to data
2487 section after emitting the function.
2489 * doc/tm.texi (Sections): Document TEXT_SECTION.
2491 2001-08-17 Richard Henderson <rth@redhat.com>
2493 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
2494 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
2496 2001-08-17 Richard Henderson <rth@redhat.com>
2498 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
2499 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
2500 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
2501 Add aligned attribute.
2503 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
2505 * config/sh/sh.md: Add modes to unspecs in first insn to match
2506 those in the second.
2508 * Makefile.in: Fix collect2 copy for Cygwin.
2510 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
2512 Install the proper patch.
2513 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
2514 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
2515 (expand_function_start): Likewise.
2516 * stmt.c (expand_decl): Likewise.
2517 * varasm.c (make_decl_rtx): Likewise.
2519 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
2521 * final.c: Undo my previous accidental checkin.
2522 * output.h: Likewise.
2523 * tm.texi: Likewise.
2525 2001-08-16 Richard Henderson <rth@redhat.com>
2527 * varasm.c (named_section_flags): Remove align parameter.
2528 * varasm.c, dwarf2out.c: Update all callers.
2529 * output.h: Update prototypes.
2531 * target.h (target.asm_out.named_section): Remove align parameter.
2532 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
2533 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
2534 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
2535 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
2536 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
2538 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
2539 (get_named_section_flags, set_named_section_flags): New.
2540 (named_section_flags): Use them.
2541 (named_section): Do decl vs section flags check here...
2542 (default_section_type_flags): ... not here.
2543 (init_varasm_once): Create in_named_htab.
2544 (resolve_unique_section): Mark reloc unused.
2546 2001-08-16 Richard Henderson <rth@redhat.com>
2548 * varasm.c (force_const_mem): Keep pool alignment in bits.
2549 (output_constant_pool): Use assemble_align.
2551 2001-08-16 Zack Weinberg <zackw@panix.com>
2553 * doc/tm.texi: Remove extra @table command.
2555 2001-08-16 Zack Weinberg <zackw@panix.com>
2557 * final.c (shorten_branches): Clear the end of the label_align
2558 array only if we made it larger. Break up messy expressions
2561 * diagnostic.c (internal_error): Check for error recursion
2562 before doing ICE suppression.
2564 * timevar.c: Timing variables now count in milliseconds.
2565 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
2566 (get_time): Not here.
2567 (timevar_print): Don't print any timer whose user, cpu, and
2568 wall times are all zero as displayed.
2569 * timevar.h: Update comment aboout units. Make timevar
2572 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
2574 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
2575 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
2576 (expand_function_start): Likewise.
2577 * stmt.c (expand_decl): Likewise.
2578 * varasm.c (make_decl_rtx): Likewise.
2580 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
2582 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
2583 (finalize_record_size): Don't set TYPE_USER_ALIGN.
2585 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2587 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
2590 2001-08-16 Andreas Jaeger <aj@suse.de>
2592 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
2595 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
2597 * rtl.h (only_sets_cc0_p): New prototype.
2598 * jump.c (sets_cc0_p): Handle INSN.
2599 (only_sets_cc0_p): New function.
2600 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
2601 (tidy_fallthru_edge): Likewise.
2602 * integrate.c (copy_insn_list): Likewise.
2603 * unroll.c (unroll_loop): Likewise.
2604 (copy_loop_body): Likewise.
2606 2001-08-15 Jason Eckhardt <jle@redhat.com>
2608 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
2610 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
2612 * predict.c (struct block_info_def): Remove nvisited.
2613 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
2614 (estimate_bb_frequencies): Call mark_dfs_back_edges.
2616 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
2617 (ix86_adjust_cost): Teach scheduler that latency to load operand can
2620 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
2622 * predict.def: Update hitrates.
2624 2001-08-15 Richard Henderson <rth@redhat.com>
2626 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
2628 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
2630 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
2631 note from its associated jump.
2633 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2635 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
2636 also on 64-bit s390x targets.
2638 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
2640 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
2642 (arm_expand_prologue): Handled nested functions which take a
2643 variable argument list.
2644 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
2645 macro with an invocation of
2646 arm_compute_initial_elimination_offset.
2647 * config/arm/arm-protos.h: Prototype
2648 arm_compute_initial_elimination_offset.
2650 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2652 * doc/install.texi (Specific, avr): Fix markup.
2653 (Specific, c4x): Ditto.
2655 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2657 * predict.c (dump_prediction): Change `bool' parameter to `int'.
2659 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
2661 * Makefile.in (OBJS): Add rtl-error.o
2662 (rtl-error.o): New rule.
2663 (diagnostic.o): Adjust dependency.
2664 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
2665 error_for_asm, _fatal_insn, _fatal_insn_not_found,
2666 warning_for_asm): Move to...
2667 rtl-error.c: ...here. New file.
2669 2001-08-14 Richard Henderson <rth@redhat.com>
2671 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
2672 if USING_SJLJ_EXCEPTIONS.
2674 2001-08-14 Steve Ellcey <sje@cup.hp.com>
2676 * tlink.c (scan_linker_output): Check string for unsatisfied in
2677 addition to undefined and unresolved.
2679 2001-08-14 Graham Stott <grahams@redhat.com>
2681 * libgcc2.c (*): Replace EH_FRAME_SECTION with
2682 EH_FRAME_SECTION_NAME.
2684 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
2686 * genattrtab.c (simplify_test_exp_in_temp): New function.
2687 (simplify_test_exp): Avoid explicit use of temporary obstack.
2688 (simplify_cond, insert_right_side, evaluate_eq_attr,
2689 simplify_and_tree, simplify_or_tree, eliminate_known_true):
2690 Use simplify_test_exp_in_temp.
2691 (optimize_attrs): Iterate until expression stabilizes.
2693 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
2695 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
2696 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
2698 2001-08-13 Richard Henderson <rth@redhat.com>
2700 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
2701 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
2702 * config/arm/conix-elf.h: Likewise.
2704 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
2706 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
2708 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
2710 * gcse.c (hash_scan_set): Expressions that are set as part of
2711 jump instructions are not available.
2713 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
2715 * config/s390/s390.c (print_operand, s390_function_prologue,
2716 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
2718 2001-08-13 Richard Henderson <rth@redhat.com>
2720 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
2721 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
2722 * doc/tm.texi (Exception Region Output): Document it.
2724 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
2726 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
2727 DWARF2 instead of stabs by default.
2729 2001-08-13 David Edelsohn <edelsohn@gnu.org>
2731 * config/rs6000/rs6000.c: Include optabs.h.
2733 2001-08-13 David Edelsohn <edelsohn@gnu.org>
2735 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
2736 save/restore routines.
2737 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
2739 2001-08-13 Andreas Jaeger <aj@suse.de>
2741 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
2742 the english is correct.
2744 2001-08-13 Zack Weinberg <zackw@panix.com>
2746 * expr.h: Split out optab- and libfunc-related code to...
2747 * optabs.h, libfuncs.h: ... these new headers.
2749 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
2751 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
2753 * mkconfig.sh: Don't include insn-codes.h from config.h.
2755 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
2756 enum insn_code is available. Move reload_in_optab and
2757 reload_out_optab array declarations to optabs.h.
2758 * regmove.c (gen_add3_insn): Move to optabs.c, export from
2759 there, prototype in expr.h.
2760 * gencodes.c: Cleanup: zap global variables, don't use
2761 printf where puts will do, don't bother defining MAX_INSN_CODE
2762 which nothing uses, let CODE_FOR_nothing get its value implicitly.
2764 * genemit.c, genopinit.c: Include optabs.h in generated file.
2765 * genoutput.c: Include insn-codes.h in generated file.
2766 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
2767 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
2768 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
2769 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
2770 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
2771 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
2773 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
2774 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
2775 config/m88k/m88k.c, config/sparc/sparc.c:
2777 * reload.c: Include expr.h and optabs.h before reload.h.
2778 * config/alpha/alpha.c: Include tree.h before reload.h.
2779 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
2780 and reload.h in that order.
2781 * config/sparc/sparc.c: Include debug.h.
2782 * recog.c: Include insn-codes.h.
2784 2001-08-13 Andreas Jaeger <aj@suse.de>
2786 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
2789 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
2791 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
2792 * gcc.c (init_spec): Fix typo in comment.
2793 * varasm.c (data_section): Fix typo in comment.
2795 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
2797 * predict.c (dump_prediction): New argument "USED".
2798 (combine_predictions_for_insn): Determine the used heuristics,
2799 output the case no heuristic applied.
2800 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
2802 2001-08-13 Andreas Jaeger <aj@suse.de>
2804 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
2807 2001-08-13 Kazu Hirata <kazu@hxi.com>
2809 * jump.c: Fix formatting.
2811 2001-08-13 Kazu Hirata <kazu@hxi.com>
2813 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
2816 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
2818 * loop.c (check_dbra_loop): Use condjump_label to compute
2821 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
2822 to better document the files they're in.
2824 2001-08-12 Zack Weinberg <zackw@panix.com>
2826 * recog.h (struct insn_operand_data): Shrink 'mode' field
2829 2001-08-12 Kazu Hirata <kazu@hxi.com>
2831 * gcc.c: Fix comment formatting.
2832 * gccspec.c: Likewise.
2835 * genemit.c: Likewise.
2836 * gengenrtl.c: Likewise.
2837 * genrecog.c: Likewise.
2838 * gensupport.c: Likewise.
2839 * ggc-page.c: Likewise.
2840 * global.c: Likewise.
2841 * graph.c: Likewise.
2842 * ifcvt.c: Likewise.
2843 * integrate.c: Likewise.
2845 * libgcc2.c: Likewise.
2847 * mbchar.c: Likewise.
2848 * optabs.c: Likewise.
2849 * predict.c: Likewise.
2850 * prefix.c: Likewise.
2851 * profile.c: Likewise.
2852 * protoize.c: Likewise.
2854 * recog.c: Likewise.
2855 * regclass.c: Likewise.
2856 * regmove.c: Likewise.
2857 * reg-stack.c: Likewise.
2858 * reload1.c: Likewise.
2859 * resource.c: Likewise.
2860 * rtlanal.c: Likewise.
2863 2001-08-12 Kazu Hirata <kazu@hxi.com>
2865 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
2866 a tree representing a constant is passed to the macro.
2868 2001-08-12 Richard Henderson <rth@redhat.com>
2870 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
2871 (rs6000_elf_asm_out_destructor): New.
2872 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
2873 (DTORS_SECTION_ASM_OP): Remove.
2874 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2875 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
2877 2001-08-12 David Edelsohn <edelsohn@gnu.org>
2880 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2881 * gcc.c (set_collect_gcc_options): New function, split out from
2883 Ignore elided switches.
2884 (do_spec_1): Invoke before executing command.
2885 (set_input): Export.
2886 Move declaration ...
2887 * gcc.h (set_input): ... here.
2888 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
2891 2001-08-12 Richard Henderson <rth@redhat.com>
2893 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
2894 thinko wrt TARGET_RELOCATABLE.
2896 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
2898 * fix-header.c (cb_file_change): Update prototype.
2900 2001-08-11 Zack Weinberg <zackw@panix.com>
2902 * toplev.c (set_float_handler): Make static.
2903 * toplev.h: Don't prototype set_float_handler.
2905 * simplify-rtx.c: Don't include setjmp.h.
2906 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
2908 (simplify_unary_operation, simplify_binary_operation): Use them,
2909 via do_float_handler.
2911 * fold-const.c: Don't include setjmp.h.
2912 (exact_real_inverse_1): New function.
2913 (exact_real_inverse): Use it, via do_float_handler.
2915 * varasm.c: Don't include setjmp.h.
2916 (assemble_real_1): New function.
2917 (assemble_real): Use it, via do_float_handler.
2918 Call internal_error if we get a trap here.
2920 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
2921 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
2923 2001-08-11 Zack Weinberg <zackw@panix.com>
2925 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
2926 STACK_BOUNDARY if not already defined.
2928 * calls.c, function.c, reload1.c, explow.c: Don't default
2929 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
2930 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
2932 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
2935 * doc/tm.texi: Document that STACK_BOUNDARY is required;
2936 clarify difference between it and PREFERRED_STACK_BOUNDARY.
2938 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
2940 * cppmacro.c (enter_macro_context): Push macro expansions even
2943 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2945 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
2946 (rs6000_elf_section_type_flags): Actually return a value.
2948 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
2950 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
2951 Clean up code: add missing comments and prototypes, fix warnings,
2952 remove obsolete code, fix spacing to conform to coding style.
2954 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
2956 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
2957 and TARGET_ASM_CLOSE_PAREN.
2958 (regclass_map): CC register belongs to class NO_REGS.
2959 (legitimize_pic_address): Don't generate unnecessary moves
2960 (to avoid confusing loop optimization).
2961 (check_and_change_labels): Replace jump_long by indirect_jump.
2962 (s390_final_chunkify): Don't start a new literal pool on section
2963 switch in 64-bit code.
2964 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
2966 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
2967 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
2968 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
2970 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
2971 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
2972 (CONST_COSTS): Fixed incorrect costs.
2974 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
2975 Use emit_jump instead of emit_jump_insn (gen_jump).
2976 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
2977 (to avoid confusing flow analysis).
2978 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
2979 (casesi, casesi_jump): New.
2980 (jump_long): Removed. Functionality merged into indirect_jump.
2981 (indirect_jump): Accept address_operand, not just register_operand.
2982 (cjump_long, icjump_long): Use same logic as indirect_jump.
2983 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
2984 Fixed broken setjmp/longjmp handling.
2985 (do_builtin_setjmp_setup): Removed.
2987 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
2988 broken GNU as versions that don't accept .quad with large
2989 negative values. Use hexadecimal output instead.
2990 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
2991 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
2992 FUNCTION_EPILOGUE): Removed. Now in targetm.
2994 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
2996 * config/s390/fixdfdi.h: Add missing copyright statement.
2997 Fix type conflicts on 64-bit. Add missing SFmode routines.
2999 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
3002 2001-08-11 Richard Henderson <rth@redhat.com>
3004 * rtl.h (REG_EH_RETHROW): Remove.
3005 * rtl.c (reg_note_name): Update.
3006 * combine.c (distribute_notes): Don't check for it.
3008 2001-08-11 Richard Henderson <rth@redhat.com>
3010 * combine.c (distribute_notes): Place REG_SETJMP.
3012 2001-08-11 Richard Henderson <rth@redhat.com>
3014 * doc/extend.texi (Arrays and pointers implementation): Discourage
3015 relying on sign-extension of pointers.
3017 2001-08-11 H.J. Lu <hjl@gnu.org>
3019 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
3021 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
3022 RDATA_SECTION_ASM_OP.
3024 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3026 * doc/install.texi (Specific, c4x): Fix cross-reference to the
3027 main manual to work both for info and HTML versions.
3029 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3030 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3032 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
3033 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
3034 (struct cpp_pool): New member first.
3035 * cppinit.c (append_include_chain): Plug memory leaks.
3036 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
3037 Allocate pragma structures from the (aligned) macro pool to
3038 avoid leaking memory.
3039 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
3040 so we don't leak memory.
3041 * hashtable.c (ht_destroy): New.
3042 * hashtable.h (ht_destroy): New.
3044 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3045 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3047 * c-lex.c (map): Make const.
3048 (cb_file_change): Update for callback passing a line map.
3049 Don't assume we have a previous map. Remove sanity check
3050 about popping too many files.
3051 * cpperror.c (print_location): Make map const.
3052 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
3053 (cpp_make_system_header): Similarly.
3054 (search_from): Similarly.
3055 (_cpp_execute_include): Don't remember where we came from.
3056 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
3057 (struct cpp_reader): Make map const.
3058 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
3059 * cpplib.c (do_line): Update; line maps now hold sysp.
3060 (cpp_push_buffer): Similarly.
3061 (_cpp_do_file_change): Similarly; callback with map instead.
3062 (cpp_get_line_maps): Constify return value.
3063 (_cpp_pop_buffer): Update.
3064 * cpplib.h (struct cpp_file_change): Remove.
3065 (struct cpp_callbacks): Update.
3066 (cpp_get_line_maps): Constify return value.
3067 * cppmacro.c (_cpp_create_definition): Update.
3068 * cppmain.c (struct printer): Constify map.
3069 (maybe_print_line): Similarly.
3070 (print_line): Similarly. Deduce flags 1 and 2 here.
3071 (cb_file_change): Update.
3072 * line-map.c (free_line_maps): Warn regardless.
3073 (add_line_map): Return pointer to const. When passed NULL to_file
3074 with LC_LEAVE, use the obvious values for the return point so the
3075 caller doesn't have to figure them out.
3076 (lookup_line): Return pointer to const.
3077 (print_containing_files): Take pointer to const.
3078 * line-map.h (struct line_map): New members reason, sysp.
3079 (add_line_map): Return pointer to const.
3080 (lookup_line): Similarly.
3081 (print_containing_files): Take pointer to const.
3083 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
3084 Richard Henderson <rth@redhat.com>
3086 * regmove.c (regmove_optimize): Avoid setting a register twice in
3089 2001-08-10 Richard Henderson <rth@redhat.com>
3091 * doc/extend.texi (Arrays and pointers implementation): Document
3092 behavior of pointer/integer conversion.
3094 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
3096 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
3098 2001-08-10 Richard Henderson <rth@redhat.com>
3100 * doc/extend.texi (C Implementation): New chapter.
3101 * doc/gcc.texi (Top): Link it in.
3103 2001-08-10 Andrew Cagney <ac131313@redhat.com>
3105 * doc/install.texi (Specific): Fix CVS merge botch.
3107 2001-08-10 Richard Henderson <rth@redhat.com>
3109 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
3110 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
3112 2001-08-10 Zack Weinberg <zackw@stanford.edu>
3114 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
3115 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
3116 this macro is now required.
3118 * cselib.c (cselib_process_insn), flow.c (propagate_block),
3119 loop.c (find_and_verify_loops), reload.c (reload): Check
3120 for rtx code of CALL_INSN, not CALL, when deciding if we
3121 need to check for REG_SETJMP note.
3123 * gcse.c (compute_hash_table, compute_store_table): Update
3124 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
3127 * config/avr/avr.c: Fix typo.
3128 * config/convex/convex.c (expand_movstr): Use adjust_address.
3129 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
3131 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
3132 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
3134 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
3135 Do define STACK_BOUNDARY.
3136 * config/i370/i370.c: Include expr.h.
3137 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
3138 config/pa/som.h, config/v850/v850.h: Take in_ctors and
3139 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
3140 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
3141 * config/m88k/m88k.c: Include c-tree.h after expr.h.
3142 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
3143 * config/romp/romp.c: Include expr.h after tree.h.
3145 (output_fpop): Use xmalloc, not oballoc.
3146 * config/we32k/we32k.c: Include expr.h.
3148 2001-08-10 Kazu Hirata <kazu@hxi.com>
3150 * config/h8300/h8300.h: Fix formatting.
3152 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
3154 * c-common.h (RETURN_NULLIFIED_P): Lose.
3155 * c-semantics.c (genrtl_return_stmt): Don't check it.
3157 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3159 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
3160 (mips_annotate_frame_insn): New function.
3161 (mips_emit_frame_related_store): New function.
3162 (save_restore_insns): Don't mark instructions that set up the base
3163 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
3164 the store instructions instead.
3165 (mips_expand_prologue): If the stack size is moved into a temporary
3166 register, do not mark that move as frame-related. Add a
3167 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
3169 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3171 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
3172 stack slot as unchanging if current_function_calls_eh_return.
3174 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3176 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
3177 access the second half of the TFmode scratch operand.
3179 2001-08-10 Anthony Green <green@redhat.com>
3181 * java/class.c (emit_register_classes): Conditionalize code on
3184 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3186 * doc/install.texi (Specific, avr): Fix cross-reference to the
3187 main manual to work both for info and HTML versions.
3189 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
3191 * stmt.c (expand_null_return_1): Remove code to generate simple returns
3192 and "use_goto" argument.
3193 (expand_null_return, expand_value_return): Update all callers.
3194 * function.c (expand_function_end): Remove code to generate simple
3196 * config/vax/vax.md (epilogue): New expander for function return.
3197 * doc/md.texi (epilogue): Remove "if defined".
3199 2001-08-09 Zack Weinberg <zackw@stanford.edu>
3201 * Makefile.in: Partially revert my previous change:
3202 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
3203 of the hashtab.o and safe-ctype.o rules.
3205 2001-08-09 Richard Henderson <rth@redhat.com>
3207 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
3208 (USE_COLLECT2): Remove duplicate definition.
3209 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
3210 (use_collect2): Remove dead code.
3211 * configure.in (use_collect2): Remove will_use_collect2 and
3212 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
3213 * configure: Rebuild.
3215 * target.h (targetm.asm_out.constructor): New.
3216 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
3217 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
3218 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
3219 * varasm.c (in_ctors, in_dtors): New.
3220 (assemble_constructor, assemble_destructor): Remove.
3221 (default_stabs_asm_out_destructor): New.
3222 (default_named_section_asm_out_destructor): New.
3223 (dtors_section, default_dtor_section_asm_out_destructor): New.
3224 (default_stabs_asm_out_constructor): New.
3225 (default_named_section_asm_out_constructor): New.
3226 (ctors_section, default_ctor_section_asm_out_constructor): New.
3227 * output.h: Update declarations.
3228 * c-decl.c (c_expand_body): Use target hooks instead of
3229 assemble_constructor and assemble_destructor.
3230 * profile.c (output_func_start_profiler): Likewise.
3231 * objc/objc-act.c (finish_objc): Likewise.
3232 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
3233 for the constructor.
3234 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
3236 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
3237 (DTORS_SECTION_ASM_OP): Likewise.
3238 (__CTOR_LIST__): Use attribute section when possible.
3239 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
3241 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
3242 ASM_OUTPUT_CONSTRUCTOR.
3244 * config/darwin.c (machopic_asm_out_constructor): New.
3245 (machopic_asm_out_destructor): New.
3246 * config/darwin-protos.h: Update declarations.
3247 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3248 (ASM_OUTPUT_DESTRUCTOR): Remove.
3249 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3250 * config/nextstep.c (nextstep_asm_out_constructor): New.
3251 (nextstep_asm_out_destructor): New.
3252 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3253 (ASM_OUTPUT_DESTRUCTOR): Remove.
3254 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3255 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
3256 ASM_OUTPUT_*STRUCTOR.
3257 * config/i386/aix386ng.h: Likewise.
3259 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
3260 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
3261 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
3262 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3263 * config/lynx.h: Likewise.
3264 * config/netware.h: Likewise.
3265 * config/psos.h: Likewise.
3266 * config/alpha/alpha-interix.h: Likewise.
3267 * config/alpha/elf.h: Likewise.
3268 * config/arc/arc.h: Likewise.
3269 * config/arm/aof.h: Likewise.
3270 * config/arm/coff.h: Likewise.
3271 * config/arm/elf.h: Likewise.
3272 * config/c4x/c4x.h: Likewise.
3273 * config/h8300/h8300.h: Likewise.
3274 * config/i386/cygwin.h: Likewise.
3275 * config/i386/djgpp.h: Likewise.
3276 * config/i386/i386-coff.h: Likewise.
3277 * config/i386/i386-interix.h: Likewise.
3278 * config/i386/sco5.h: Likewise.
3279 * config/i386/vsta.h: Likewise.
3280 * config/i386/win32.h: Likewise.
3281 * config/i960/i960-coff.h: Likewise.
3282 * config/ia64/sysv4.h: Likewise.
3283 * config/m68hc11/m68hc11.h: Likewise.
3284 * config/m68k/coff.h: Likewise.
3285 * config/m68k/mot3300.h: Likewise.
3286 * config/m88k/m88k.h: Likewise.
3287 * config/mcore/mcore-pe.h: Likewise.
3288 * config/mcore/mcore.h: Likewise.
3289 * config/mips/elf.h: Likewise.
3290 * config/mips/elf64.h: Likewise.
3291 * config/mips/iris6.h: Likewise.
3292 * config/pa/pa64-hpux.h: Likewise.
3293 * config/rs6000/sysv4.h: Likewise.
3294 * config/sh/sh.h: Likewise.
3295 * config/sparc/litecoff.h: Likewise.
3297 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
3298 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
3299 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3300 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3301 (ASM_OUTPUT_DESTRUCTOR): Remove.
3302 * config/a29k/a29k.c: Move include of tree.h.
3303 * config/a29k/udi.h: Delete file.
3304 * config/alpha/alpha.c (vms_asm_out_constructor): New.
3305 (vms_asm_out_destructor): New.
3306 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
3307 (EXTRA_SECTION_FUNCTIONS): Likewise.
3308 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3309 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3310 * config/c4x/c4x.c: Move include of tree.h.
3311 * config/clipper/clipper.c (clix_asm_out_constructor): New.
3312 (clix_asm_out_destructor): New.
3313 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3314 (ASM_OUTPUT_DESTRUCTOR): Remove.
3315 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3316 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3317 (TARGET_ASM_CONSTRUCTOR): New.
3318 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
3319 (sco_asm_out_constructor): New.
3320 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
3321 * config/i386/svr3gas.h: Remove stack grows up code.
3322 Remove code duplicated from i386/sysv3.h.
3323 (TARGET_ASM_CONSTRUCTOR): New.
3324 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3325 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
3326 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3327 (TARGET_ASM_CONSTRUCTOR): New.
3328 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
3329 (m68hc11_asm_out_destructor): New.
3330 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
3331 (TARGET_ASM_DESTRUCTOR): New.
3332 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
3333 * config/m68k/dpx2.h: Properly undef all the bits inherited from
3334 config/svr3.h pertaining to section manipulation.
3335 * config/m68k/dpx2g.h: Remove #if 0 code.
3336 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
3337 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
3338 (ASM_OUTPUT_CONSTRUCTOR): Remove.
3339 (TARGET_ASM_CONSTRUCTOR): New.
3340 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
3341 (m88k_svr3_asm_out_constructor): New.
3342 (m88k_svr3_asm_out_destructor): New.
3343 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3344 (ASM_OUTPUT_DESTRUCTOR): Remove.
3345 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3346 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
3347 * config/rs6000/aix.h: Likewise.
3348 * config/mips/rtems64.h: Don't undef removed constructor related bits.
3349 * config/mips/vxworks.h: Likewise.
3350 * config/rs6000/lynx.h: Likewise.
3351 * config/sh/elf.h: Likewise.
3352 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
3353 (DTORS_SECTION_ASM_OP): New.
3354 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3355 (ASM_OUTPUT_DESTRUCTOR): Remove.
3356 * config/sparc/sol2-sld-64.h: Likewise.
3357 * config/vax/vax.c (vms_asm_out_constructor): New.
3358 (vms_asm_out_destructor): New.
3359 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3360 (ASM_OUTPUT_DESTRUCTOR): Remove.
3361 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3363 * doc/tm.texi (@node Initialization): Update.
3365 2001-08-09 Richard Henderson <rth@redhat.com>
3367 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
3368 (__do_global_dtors_aux): Use gp-relative static data to avoid
3369 one dynamic relocation.
3370 (__do_frame_setup): Register Java classes.
3371 * config/alpha/crtend.asm (__JCR_END__): New.
3373 2001-08-09 Zack Weinberg <zackw@stanford.edu>
3375 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
3376 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
3377 (GEN, STAGESTUFF): Add new files.
3378 (insn-constants.h, s-constants, tm-preds.h, s-preds,
3379 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
3380 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
3381 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
3382 as well as insn-codes.h and insn-flags.h in config.h; and no
3383 extra headers in tconfig.h and hconfig.h.
3385 * gencodes.c: Eliminate code to generate predicate declarations
3386 or #defines for md-file constants.
3387 * genconstants.c, genpreds.c: New files.
3389 * i386.md: Re-order guard expressions such that TARGET_64BIT
3390 comes first, when this permits better optimization. Add
3391 TARGET_64BIT to more x86-64 patterns. Add comment explaining
3392 why this is desirable.
3394 2001-08-09 Jakub Jelinek <jakub@redhat.com>
3396 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
3397 (find_fde_for_dso): Remove.
3398 (_Unwind_IteratePhdrCallback): New.
3399 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
3400 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
3402 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3404 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
3405 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
3407 2001-08-09 Graham Stott <grahams@redhat.com>
3409 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
3410 (vis_no_unit): Use it.
3411 (visualize_no_unit): Add the insn only if room exists.
3413 2001-08-09 Graham Stott <grahams@redhat.com>
3415 * predict.c (estimate_probability): Replace magic numbers with
3416 appropriate enumeration.
3418 2001-08-09 Graham Stott <grahams@redhat.com>
3420 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
3422 (EXTRACT_FLAGS): Likewise.
3424 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
3426 * config/mips/mips.c (mips_legitimate_address_p): Check for
3427 CONST_INT in last patch.
3429 2001-08-08 Anthony Green <green@redhat.com>
3431 * java/class.c (emit_register_classes): Use assemble_jcr if
3432 possible. Keep the original mechanism as a fallback.
3433 * defaults.h (JCR_SECTION_NAME): Define if we have named section
3434 and weak symbol support.
3435 * crtstuff.c (__JCR_LIST__): Define.
3436 (__JCR_END__): Define.
3437 (_Jv_RegiserClasses): Define weak symbol if possible.
3438 (__do_global_ctors_aux): Register classes for ELF targets with
3439 weak symbol support.
3441 2001-08-08 Kazu Hirata <kazu@hxi.com>
3443 * dbxout.c: Fix comment formatting.
3444 * dependence.c: Likewise.
3446 * diagnostic.c: Likewise.
3447 * dominance.c: Likewise.
3448 * doprint.c: Likewise.
3449 * dwarf2out.c: Likewise.
3450 * dwarfout.c: Likewise.
3451 * emit-rtl.c: Likewise.
3452 * except.c: Likewise.
3453 * explow.c: Likewise.
3454 * expmed.c: Likewise.
3457 * fold-const.c: Likewise.
3458 * function.c: Likewise.
3460 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3462 * global.c (retry_global_alloc): Avoid shadowing allocno.
3464 2001-08-08 Mark Mitchell <mark@codesourcery.com>
3466 * except.c (remove_fixup_regions): Fix typo.
3468 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
3470 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
3471 unsigned HOST_WIDE_INT to avoid warning.
3472 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
3473 * flow.c (set_block_for_new_insns): Likewise.
3475 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
3477 * sibcall.c (return_value_pseudo): New static variable.
3478 (skip_copy_to_return_value): Handle return_value_pseudo.
3479 (call_ends_block_p): Ensure that return_value_pseudo is set.
3480 (optimize_sibling_and_tail_recursive_call): Discover the
3481 load of pseudo return value in alternate exit block.
3483 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3485 * calls.c (ECF_ALWAYS_RETURN): New constant.
3486 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
3487 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
3488 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
3489 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
3490 * rtl.c (reg_note_name): New name.
3491 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
3493 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
3495 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
3497 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
3499 * alias.c (get_alias_set): Return a previously calculated
3500 alias set for a VAR_DECL.
3501 * function.c (gen_mem_addressof): Calculate the alias set before
3504 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
3506 * predict.def: Set hitrates according our experimental run.
3508 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
3510 * i386.h (HARD_REGNO_RENAME_OK): New macro.
3512 2001-08-08 H.J. Lu <hjl@gnu.org>
3514 * config/mips/mips.c (mips_unique_section): New. Copied from
3517 * config/mips/mips-protos.h (mips_unique_section): New
3520 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
3522 * config/mips/little.h: New. Generic little endian mips
3523 targets. Only mips*-*-linux* is converted to use it so far.
3525 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
3526 (WCHAR_TYPE): Defined
3527 (WCHAR_TYPE_SIZE): Likewise.
3528 (INIT_SUBTARGET_OPTABS): Likewise.
3529 (BSS_SECTION_ASM_OP): Likewise.
3530 (SBSS_SECTION_ASM_OP): Likewise.
3531 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
3532 (ASM_DECLARE_OBJECT_NAME): Likewise.
3533 (UNIQUE_SECTION): Likewise.
3534 (EXTRA_SECTIONS): Likewise.
3535 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3536 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3537 (ASM_OUTPUT_DEF): Likewise.
3538 (HANDLE_SYSV_PRAGMA): Removed.
3539 (NO_IMPLICIT_EXTERN_C): Likewise.
3540 (TARGET_MEM_FUNCTIONS): Likewise.
3541 (STARTFILE_SPEC): Likewise.
3542 (ENDFILE_SPEC): Likewise.
3543 (LIB_SPEC): Likewise.
3544 (INVOKE__main): Likewise.
3545 (CTOR_LIST_BEGIN): Likewise.
3546 (CTOR_LIST_END): Likewise.
3547 (DTOR_LIST_BEGIN): Likewise.
3548 (DTOR_LIST_END): Likewise.
3549 (SET_ASM_OP): Likewise.
3550 (ASM_OUTPUT_SOURCE_LINE): Likewise.
3551 (ASM_OUTPUT_DEF): Likewise.
3552 (ASM_OUTPUT_IDENT): Likewise.
3554 * config/mips/mips.h (ASM_SPEC): Undefine before define.
3555 (CPLUSPLUS_CPP_SPEC): Likewise.
3556 (ASM_APP_ON) Redefine only if not defined.
3557 (ASM_APP_OFF): Likewise.
3558 (ASM_OUTPUT_SOURCE_LINE): Likewise.
3559 (ASM_OUTPUT_IDENT): Likewise.
3561 * config.gcc: Update tm_file for Linux/mips.
3563 2001-08-08 Bernd Schmidt <bernds@redhat.com>
3565 * cselib.c (cselib_record_sets): If insn is predicated, turn
3566 sources into IF_THEN_ELSEs.
3568 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
3569 Turn into define_insn_and_split.
3571 * sched-deps.c: Include "cselib.h".
3572 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
3573 Use cselib to turn memory addresses into VALUEs.
3574 (sched_analyze): Call cselib_init/cselib_finish if necessary.
3575 * sched-int.h (struct sched_info): New member USE_CSELIB.
3576 * sched-ebb.c (ebb_sched_info): Initialize it.
3577 * sched-rgn.c (rgn_sched_info): Likewise.
3578 * Makefile.in (sched-deps.o): Update dependencies.
3580 * cselib.h (cselib_subst_to_values): Declare.
3581 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
3582 that have no value and autoincs to be handled by generating a new
3585 2001-08-08 Graham Stott <grahams@redhat.com>
3587 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
3588 within fixed length SEQUENCE.
3590 2001-08-08 Graham Stott <grahams@redhat.com>
3592 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
3593 (diagnostic_prefixing_rule): Likewise.
3594 (diagnostic_line_cutoff): Likewise.
3595 (diagnostic_kind_count): Likewise.
3597 2001-08-08 Graham Stott <grahams@redhat.com>
3599 * alias.c (find_base_decl): Delete redundent assignment.
3601 2001-08-08 Graham Stott <grahams@redhat.com>
3603 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
3604 (abs): Uppercase and paranthesize macro parameter.
3605 (MEM_DEPENDENCY): Add whitespace.
3607 2001-08-08 Graham Stott <grahams@redhat.com>
3609 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
3610 failure check for CONST_INT
3612 2001-08-08 Graham Stott <grahams@redhat.com>
3614 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
3615 (libcall_dead_p): Likewise.
3617 (mark_used_regs): Constify fmt.
3618 (find_use_as_address): Likewise.
3620 2001-08-08 Graham Stott <grahams@redhat.com>
3622 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
3625 2001-08-08 Graham Stott <grahams@redhat.com>
3627 * combine.c (combine_simplify_rtx): Update comment and
3628 remove erroneous test.
3630 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
3632 * cppinit.c (cpp_finish): Pop the final buffer without comment.
3633 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
3634 take care to avoid multiple no-newline at EOF warnings in that
3637 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
3639 * calls.c (expand_call): Do not emit INSN_SETJMP note.
3640 (emit_library_call_value_1): Likewise.
3641 (emit_call_1): Emit REG_SETJMP note.
3642 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
3644 * cselib.c (cselib_process_insn): Likewise.
3645 * flow.c (propagate_block): Likewise.
3646 * loop.c (find_and_verify_loops): Likewise.
3647 * reload.c (find_equiv_regs): Likewise.
3648 * reload1.c (reload): Likewise.
3649 * resource.c (mark_referenced_resources,
3650 mark_set_resources): Likewise.
3651 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
3652 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
3653 * haifa-sched.c (unlink_other_notes): Likewise.
3654 (reemit_notes): Likewise.
3655 * sched-ebb.c (sched_ebb): Likewise.
3656 * sched-rgc.c (sched_region): Likewise.
3657 * rtl.c (note_insn_name): Likewise.
3658 (reg_note_name): Add REG_SETJMP
3659 * rtl.h (reg_note): Add REG_SETJMP.
3660 (insn_note): Remove NOTE_INSN_SETJMP.
3662 * profile.c (branch_prob): Add fake edges for setjmp.
3664 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
3666 * config.gcc: Quote target_cpu_default2 correctly for
3667 powerpc*-*-* targets.
3669 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
3671 * cpplib.h, line-map.h: Update comments.
3672 * cppmain.c (printer_init): Move inline.
3673 (maybe_print_line, print_line): Take a map pointer.
3674 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
3675 (cb_file_change): Don't use prior value of print.map.
3677 2001-08-07 David Edelsohn <edelsohn@gnu.org>
3679 * doc/install.texi: Document fine-grained multilib configuration.
3681 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3683 * rtlanal.c (find_first_parameter_load): Call note_stores
3684 only on the instructions.
3686 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3688 * alias.c (nonlocal_mentioned_p):
3689 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
3690 * calls.c (emit_call_1): Likewise.
3691 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
3692 * cselib.c (cselib_process_insn): Likewise.
3693 * df.c (df_insns_modify): Likewise.
3694 * flow.c (need_fake_edge_p): Likewise.
3695 (propagate_one_insn): Likewise.
3696 * haifa-sched.c (reemit_notes): Likewise.
3697 * integrate.c (copy_insn_list): Likewise.
3698 * jump.c (delete_prior_computation): Likewise.
3699 * local-alloc.c (validate_equiv_mem): Likewise.
3700 * loop.c (scan_loop): Likewise.
3701 * predict.c (estimate_probability): Likewise.
3702 * reload.c (reload): Likewise.
3703 * sched-deps (sched_analyze): Likewise.
3704 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
3705 * gcse.c (compute_hash_table): Likewise.
3706 (mark_call): Likewise.
3707 (store_killed_in_insn): Likewise.
3709 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
3711 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
3713 2001-08-06 Richard Henderson <rth@redhat.com>
3715 * varasm.c (assemble_gc_entry): Remove.
3716 * output.h: Likewise.
3718 2001-08-06 Richard Henderson <rth@redhat.com>
3720 * varasm.c (assemble_constructor): Take a symbol_ref and a
3721 priority instead of a bare string. Move priority handling
3722 here from cp/decl2.c.
3723 * output.h: Update decls.
3725 * c-decl.c (c_expand_body): Update calls to assemble_constructor
3726 and assemble_destructor.
3727 * profile.c (output_func_start_profiler): Likewise.
3728 * objc/objc-act.c (finish_objc): Likewise.
3729 (build_module_descriptor): Return the symbol not the symbol name.
3731 2001-08-06 David Edelsohn <edelsohn@gnu.org>
3733 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
3734 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
3735 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
3736 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
3737 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
3738 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
3740 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
3742 * cpperror.c (print_containing_files): Moved to line-map.c.
3743 (print_location): line-map.c handles re-listing or otherwise.
3744 * cpphash.h (struct lexer_state): Remove next_bol.
3745 (struct cpp_buffer): Remove include_stack_listed.
3746 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
3747 Remove faked buffer handling.
3748 (_cpp_do_file_change): Tweak.
3749 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
3750 * cppmain.c (struct printer): Remove filename.
3751 (print_line, cb_file_change): Update accordingly.
3752 * line-map.c: Include intl.h.
3753 (init_line_maps): Initialize last_listed.
3754 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
3755 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
3756 (print_containing_files): New.
3757 * line-map.h (struct line_maps): New member last_listed.
3758 (print_containing_files, INCLUDED_FROM): New.
3759 * Makefile.in: Update.
3760 * po/POTFILES.in: Add line-map.c.
3762 2001-08-06 Richard Henderson <rth@redhat.com>
3764 * except.c (convert_from_eh_region_ranges_1): Never mark
3765 USE or CLOBBER insns as throwing.
3767 * expr.c (store_constructor): Don't clobber memory targets.
3769 2001-08-06 Andreas Jaeger <aj@suse.de>
3771 * profile.c (branch_prob): Remove unused variable insn.
3773 * Makefile.in (local-alloc.o): Add dependency on except.h.
3775 * local-alloc.c: Include except.h for can_throw_internal prototype.
3777 2001-08-06 Richard Henderson <rth@redhat.com>
3779 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
3780 * function.c (expand_main_function): Implement it.
3781 * doc/tm.texi: Document it.
3783 2001-08-06 Stan Shebs <shebs@apple.com>
3785 * doc/install.texi: Document powerpc-*-darwin* details.
3787 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
3789 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
3790 (ASM_CPU_SPEC): Move back to rs6000.h
3791 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
3793 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
3795 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
3798 * config/rs6000/linux64.h: Ditto.
3800 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
3801 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
3804 Remove accidently readded definitions of FUNCTION_PROLOGUE,
3805 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
3807 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
3810 2001-08-05 Richard Henderson <rth@redhat.com>
3812 * local-alloc.c (update_equiv_regs): Do not move insns that
3815 2001-08-05 Jan Hubicka <jh@suse.cz>
3817 * Makefile.in (reload1.o): Add dedendancy on except.h
3818 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
3820 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
3821 indicating wehther edges has been cleaned up.
3822 * reload1.c: Inlucde except.h
3823 (fixup_abnormal_edges): Accept deleted insns.
3824 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
3827 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
3829 * cpplib.c (do_line): Correct line number after pop_buffer.
3831 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
3833 PR preprocessor/3824
3834 * line-map.c: Update comments.
3835 * line-map.h: Update comments.
3836 * tradcif.y: Don't consider large numbers unsigned.
3838 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
3840 PR preprocessor/3081
3841 * c-lex.c (map): New.
3842 (cb_file_change): Update map and use it.
3843 (cb_def_pragma, cb_define, cb_undef): Use map and line.
3844 (c_lex): Update to use map.
3845 * cpperror.c (print_location): Move to using logical line numbers.
3846 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
3847 (cpp_make_system_header): Similarly.
3848 (_cpp_execute_include): Stop line numbering hacks. Store the
3849 line we will return to.
3850 * cpphash.h (CPP_BUF_LINE): Remove.
3851 (struct cpp_buffer): Remove lineno and pseudo_newlines.
3852 Add map and return_to_line.
3853 (_cpp_do_file_change): Update.
3854 * cppinit.c (cpp_start_read): Update line kludge.
3855 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
3856 (trigraph_ok): Use logical line numbers for diagnostics.
3857 (skip_block_comment): Likewise.
3858 (skip_whitespace): Likewise.
3859 (skip_line_comment): Use pfile->line instead.
3860 (_cpp_lex_token): Update to use logical line numbering exclusively.
3861 Handle BOL locally. Accept new lines in directives, but keep
3862 pfile->line decremented. Diagnostics use logical lines. Update
3864 * cpplib.c (SEEN_EOL): New.
3865 (skip_rest_of_line, check_eol): Use it.
3866 (end_directive): Increase line number when accepting the newline
3867 at the end of a directive.
3868 (run_directive): Simplify.
3869 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
3870 (_cpp_do_file_change): Update to take buffer line number as an
3871 argument, and store the current map in the cpp_reader. Remove
3872 line number kludges.
3873 (_cpp_do__Pragma): Restore output position after a _Pragma.
3874 (cpp_push_buffer): Don't set output line or lineno.
3875 (_cpp_pop_buffer): Transfer more info from a faked buffer.
3876 Remove line kludge. Set output_line.
3877 * cppmacro.c (builtin_macro): Update handling of __LINE__.
3878 (parse_arg): Use logical lines.
3879 (save_lookahead_token): Save EOFs too now.
3880 * cppmain.c (struct printer): Fix comments.
3881 (printer_init): Simplify, let caller do errors.
3882 (scan_translation_unit, check_multiline_token, dump_macro): Update.
3883 (maybe_print_line): Simplify.
3884 (print_line): Don't print a linemarker if -P.
3885 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
3886 (cb_file_change): Simplify.
3887 * line-map.h (LAST_SOURCE_LINE): Fix.
3888 (CURRENT_LINE_MAP): New.
3890 2001-08-05 Bernd Schmidt <bernds@redhat.com>
3892 * doloop.c (doloop_modify_runtime): Properly compute number of
3893 iterations if loop was unrolled.
3895 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
3896 if their CSELIB_VAL_PTRs are.
3898 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
3899 (setup_spill_pointers): Initialize it.
3900 (spill_restore_mem): Set it.
3901 (do_spill, do_restore): Use it to add REG_INC note.
3902 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
3904 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
3905 asms if other insns are available.
3907 * config/ia64/ia64.c (condop_operator): New predicate.
3908 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
3909 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
3912 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
3913 temporary register than directly using a MEM.
3915 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
3917 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
3918 parameter in last change.
3920 2001-08-04 Zack Weinberg <zackw@panix.com>
3922 * sparc.md: Don't use #if inside C test expression.
3924 2001-08-04 Richard Henderson <rth@redhat.com>
3926 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
3928 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
3930 * cpphash.h (struct cpp_reader): New member directive_line.
3931 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
3932 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
3933 do_pragma): Pass line to callbacks.
3934 (start_directive): Record line of directive.
3935 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
3936 cb_include): Similarly.
3937 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
3940 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
3942 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
3945 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
3947 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
3949 * reload1.c (fixup_abnormal_edges): New static function.
3952 * flow.c (need_fake_edge_p): New function.
3953 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
3954 avoid call insn to be very last insn in the insn stream.
3956 * profile.c (branch_prob): Call flow_call_edges_add instead of
3957 doing that by hand; cleanup cfg to re-merge basic blocks once
3960 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3962 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
3963 are also on line-map.h.
3964 * cppfiles.c (stack_include_file): Update.
3965 * cpphash.h (struct cpp_buffer): New member return_at_eof.
3966 (_cpp_pop_buffer): New.
3967 * cppinit.c (cpp_destroy, cpp_finish): Update.
3968 (do_includes): Mark each buffer to return at EOF.
3969 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
3970 return as requested.
3971 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
3972 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
3973 * cpplib.h (cpp_pop_buffer): Remove.
3974 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
3975 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
3977 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
3979 (do_preprocessing): Update.
3980 * fix-header.c (read_scan_file): Update. No need to pop buffers.
3981 * c-parse.in (_yylex): Similarly.
3982 * scan-decls.c (scan_decls): Similarly.
3983 * line-map.h: Update comments.
3985 * objc/Make-lang.in (objc-act.o): Update dependencies.
3987 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3989 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
3990 and soft register for operand 0.
3991 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
3993 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3995 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
3996 register for operand 0.
3997 ("bitcmpqi_z_used"): Allow memory for operand 0.
3998 (split "bitcmpqi"): New split to handle address reg as operand 1.
4000 2001-08-04 Andreas Jaeger <aj@suse.de>
4002 * gcse.c: Revert Daniel's last patch.
4004 2001-08-03 Zack Weinberg <zackw@stanford.edu>
4006 * sparc-protos.h: Add prototypes for fp_zero_operand and
4008 * sh-protos.h: Add prototype for fpul_operand.
4010 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4012 * doc/extend.texi (Other Builtins): Fix typo in last change.
4014 2001-08-03 Richard Henderson <rth@redhat.com>
4016 * target.h (gcc_target): Add asm_out.named_section,
4017 section_type_flags, have_named_sections.
4018 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
4019 (TARGET_HAVE_NAMED_SECTIONS): New.
4020 (TARGET_SECTION_TYPE_FLAGS): New.
4022 * Makefile.in (toplev.o): Depend on TARGET_H.
4023 (varasm.o, dbxout.o): Likewise.
4024 * c-common.c (decl_attributes): Check targetm.have_named_sections
4025 instead of ifdef ASM_OUTPUT_SECTION_NAME.
4026 * dbxout.c (dbxout_function_decl): Likewise.
4027 (dbxout_function_end): Likewise.
4028 * toplev.c (compile_file): Likewise.
4029 * varasm.c (exception_section): Likewise.
4030 * cp/decl2.c (finish_objects): Likewise.
4032 * defaults.h (EH_FRAME_SECTION): Remove.
4033 (EH_FRAME_SECTION_ASM_OP): Remove.
4034 (EH_FRAME_SECTION_NAME): New.
4035 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
4036 (UNIQUE_SECTION_P): Remove.
4037 * dwarf2out.c (SECTION_FORMAT): Remove.
4038 (ASM_OUTPUT_SECTION): Remove.
4039 (output_call_frame_info): Use named_section_flags.
4040 (output_comp_unit, dwarf2out_start_source_file): Likewise.
4041 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
4042 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
4043 * varasm.c (in_eh_frame, eh_frame_section): Remove.
4044 (named_section_flags): New.
4045 (named_section): Use it and targetm.section_type_flags.
4046 (resolve_unique_section): New.
4047 (assemble_start_function): Use it.
4048 (asm_emit_uninitialised, assemble_variable): Likewise.
4049 (default_section_type_flags): New.
4050 (default_no_named_section, default_elf_asm_named_section): New.
4051 (default_coff_asm_named_section, default_pe_asm_named_section): New.
4052 * output.h: Update varasm.c decls.
4053 (SECTION_*): New flags.
4055 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
4056 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
4058 * config/elfos.h (UNIQUE_SECTION_P): Remove.
4059 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
4060 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
4061 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
4062 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
4063 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
4064 * config/mips/elf.h, config/mips/elf64.h: Likewise.
4065 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
4066 * config/pa/pa64-hpux.h,
4068 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
4069 (TARGET_ASM_NAMED_SECTION): New.
4070 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
4071 * config/alpha/vms.h, config/arm/coff.h: Likewise.
4072 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
4073 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
4074 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
4075 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
4076 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
4077 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
4078 * config/i386/sco5.h, config/i386/win32.h: Likewise.
4079 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
4080 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
4081 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
4082 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
4083 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
4084 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
4085 * config/sparc/sysv4.h: Likewise.
4087 * config/nextstep.h: Error until named sections implemented.
4089 * config/a29k/a29k.c (a29k_asm_named_section): New.
4090 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
4091 (vms_section_type_flags, vms_asm_named_section): New.
4092 * config/arm/arm.c (arm_elf_asm_named_section): New.
4093 * config/avr/avr.c (asm_output_section_name): Remove.
4094 * config/avr/avr-protos.h: Update.
4095 * config/c4x/c4x.c (c4x_asm_named_section): New.
4096 * config/h8300/h8300.c (h8300_asm_named_section): New.
4097 * config/i386/i386.c (sco_asm_named_section): New.
4098 * config/i386/winnt.c (SECTION_PE_SHARED): New.
4099 (i386_pe_section_type_flags): New.
4100 (i386_pe_asm_named_section): New.
4101 * config/i386/i386-protos.h: Update.
4102 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
4103 * config/mcore/mcore.c (mcore_asm_named_section): New.
4104 * config/mips/mips.c (iris6_asm_named_section): New.
4105 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
4106 instead of UNIQUE_SECTION_P.
4107 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
4108 (xcoff_asm_named_section): New.
4109 * config/sh/sh.c (sh_asm_named_section): New.
4110 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
4112 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
4113 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
4114 (EH_FRAME_SECTION_NAME): New.
4115 (EXCEPTION_SECTION): New.
4116 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
4117 (DEBUG_*_SECTION): Remove.
4118 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
4119 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
4120 (EH_FRAME_SECTION_ASM_OP): Remove.
4122 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
4123 (ASM_OUTPUT_SECTION_NAME): Remove.
4124 (TARGET_ASM_NAMED_SECTION): New.
4125 (TARGET_HAVE_NAMED_SECTIONS): New.
4126 (TARGET_SECTION_TYPE_FLAGS): New.
4127 (EH_FRAME_SECTION_ASM_OP): Remove.
4128 (EH_FRAME_SECTION_NAME): New.
4130 2001-08-03 Zack Weinberg <zackw@stanford.edu>
4132 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
4133 for complex expressions when cfun == 0.
4134 * doc/extend.texi: Document that __builtin_constant_p can be
4135 used in data initializers as well as functions.
4137 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
4139 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
4140 variable I locally, instead of expecting a declaration in the
4143 2001-08-03 Richard Henderson <rth@redhat.com>
4145 * except.c (collect_one_action_chain): Add an explicit cleanup
4146 action if regions surrounding a catch were encoded entirely
4147 within the call-site entry.
4149 2001-08-03 Richard Henderson <rth@redhat.com>
4151 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
4152 don't take REGNO of a non-register.
4154 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
4156 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
4157 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
4158 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
4159 (__gthread_mutex_init_function): New function for mutex initialization.
4161 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4163 * Makefile.in: Revert screwed up commit.
4165 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4167 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
4168 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
4169 merged by linker script to get a final _exit().
4170 (__do_global_dtors): New for destructor handling in specific exit
4172 (__do_global_ctors): New for constructors in specific install section.
4173 (__map_data_section): Map data sections before running constructors.
4174 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
4175 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
4176 (DTORS_SECTION_ASM_OP): Likewise.
4177 (CTORS_SECTION_FUNCTION): Define to force a reference to
4179 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
4181 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4183 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
4185 * Makefile.in: Add df.h to gcse.c dependencies.
4187 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
4189 * varasm.c (output_constant_def_contents): Use for the length of a
4190 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
4191 depending on which is larger.
4193 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4195 * gcse.c: Include df.h for use as a dataflow analyzer.
4197 Declaration of reg_set_info: gone.
4198 New df_analyzer variable used by store motion.
4199 (reg_set_info): Deleted.
4200 (mark_mem_regs): New function, analyze regs used by a mem.
4201 (store_ops_ok): Use dataflow analyzer results to determine if
4202 necessary regs are changed in the block.
4203 (find_moveable_store): Remove check for symbol ref, we can handle
4204 much more complex expressions now.
4205 (compute_store_table): Remove most of the code, it's unnecessary
4206 now that the dataflow analyzer records the info for us.
4207 (store_killed_after): Add parameter to say whether to do the
4208 store_ops_okay test, used to speed up testing when we already know
4209 the answer, and just want to know if the store itself was killed.
4210 (build_store_vector): Largely rewritten to calculate the various
4211 vectors properly, and somewhat optimized.
4212 (store_motion): Init the df_analyzer, get REG_DEF chains.
4213 Also handle trapping expressions (since mems almost always trap)
4214 (simple_mem): Redefine what a simple mem is.
4216 2001-08-03 DJ Delorie <dj@redhat.com>
4218 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
4219 set from a constant part of the condition.
4221 2001-08-01 Andrew Cagney <ac131313@redhat.com>
4223 * mkdeps.c (deps_add_default_target): Make local variable
4224 ``start'' a const char pointer.
4225 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
4227 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4229 * doc/install.texi (Configuration): Fix markup.
4230 (Specific, i?86-*-udk): Likewise.
4231 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
4233 Document --enable-threads and --enable-libgcj status.
4234 (Specific, mips-sgi-irix*): Canonicalize triples.
4235 (Specific, mips-sgi-irix5): Warn about problems with this config.
4236 Mention required GNU as patch.
4237 Native assembler problems are fixed.
4238 (Specific, mips-sgi-irix6): Update O32 ABI support status.
4239 Document --enable-threads and --enable-libgcj status.
4241 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4243 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
4246 2001-08-03 Richard Henderson <rth@redhat.com>
4248 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
4251 2001-08-03 Richard Henderson <rth@redhat.com>
4253 * rtlanal.c (find_first_parameter_load): Stop if we
4254 reach a CODE_LABEL at BOUNDARY.
4256 2001-08-03 Richard Henderson <rth@redhat.com>
4258 * config/alpha/alpha.md (force_movdi): New insn.
4259 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
4260 Tweek FRP marking of VMS prologue insns.
4261 * config/alpha/vms.h (EPILOGUE_USES): New.
4263 2001-08-02 Richard Henderson <rth@redhat.com>
4265 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
4267 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
4269 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
4270 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
4271 config/convex/convex.h, config/d30v/d30v.c,
4272 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
4273 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
4274 config/mips/mips.h, config/mn10200/mn10200.h,
4275 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
4276 config/v850/v850.h, config/vax/openbsd.h,
4277 config/vax/openbsd1.h, config/vax/ultrix.h,
4278 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
4279 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
4280 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
4281 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
4282 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
4283 in comments and documentation.
4285 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4289 * Makefile.in (line-map.o): New.
4290 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
4291 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
4292 * cpperror.c (print_containing_files): Similarly.
4293 (print_location): Update. Don't output a space before _Pragma.
4294 * cppfiles.c (stack_include_file): Set to line 1 immediately.
4295 (stack_include_filee, cpp_make_system_header): Update.
4296 (_cpp_execute_include): Get logical line number right for calling
4297 as-yet-unterminated #include.
4298 * cpphash.h (struct cpp_reader): Add line_maps.
4299 (_cpp_do_file_change): Update.
4300 * cppinit.c (cpp_create_reader): Initialize line maps.
4301 (cpp_destroy): Destroy line maps.
4302 (cpp_start_read): Get logical line number right.
4303 * cpplex.c (parse_string): Only warn once for multi-line strings.
4304 Use boolean variable for null warning.
4305 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
4307 (do_include_common): End the directive early.
4308 (do_line): Don't warn about out-of-range lines in preprocessed
4309 source. Update. Remove unused variables.
4310 (_cpp_do_file_change): Update for new line mapping.
4311 (pragma_cb): New typedef.
4312 (cpp_register_pragma): Stop looking ahead before calling the
4314 (do_pragma_system_header): End directive early.
4315 (cpp_get_line_maps): New.
4316 (cpp_pop_buffer): Fudge logical line. Update.
4317 * cpplib.h: Include line-map.h
4318 (enum cpp_fc_reason): Remove.
4319 (struct cpp_file_change): Update.
4320 (cpp_get_line_maps): New.
4321 * cppmain.c (struct_printer): New member map.
4322 (cb_file_change): Update for new mappings.
4323 * fix-header.c (cb_file_change): Similarly.
4325 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4327 * Makefile.in (libgcc.mk): Define mkinstalldirs.
4328 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
4330 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
4332 * config/vax/vax.c: include expr.h.
4334 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4336 * Makefile.in ($(srcdir)/configure): Only rebuild in
4338 ($(srcdir)/config.in): Only define in maintainer mode.
4339 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
4341 2001-08-02 David Edelsohn <edelsohn@gnu.org>
4343 * doc/install.texi (Install GCC: Binaries): Update Bull info.
4345 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4347 * gcc.c (set_collect_gcc_options): New function, split out from
4349 Ignore elided switches.
4350 (do_spec_1): Invoke before executing command.
4351 (set_input): Export.
4352 Move declaration ...
4353 * gcc.h (set_input): ... here.
4354 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
4357 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
4360 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
4362 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
4364 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
4366 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
4367 for the unnamed instructions it expands to.
4369 2001-08-02 Richard Henderson <rth@redhat.com>
4371 * regclass.c (call_really_used_regs): Conditionally define.
4372 (init_reg_sets_1): Don't use it if not defined.
4373 (fix_register): Similarly, don't set it.
4375 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4377 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
4378 Correct comment that had been missed in the previous change.
4380 2001-08-01 Stan Shebs <shebs@apple.com>
4382 * config/darwin.c (machopic_stub_name): Try matching by name.
4383 (update_stubs): New function.
4384 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
4387 2001-08-01 Richard Henderson <rth@redhat.com>
4389 * except.c (output_function_exception_table): Use assemble_align.
4390 * varasm.c (assemble_eh_label): Remove.
4391 (assemble_eh_align, assemble_eh_integer): Remove.
4393 2001-08-01 Robert Lipe <robertl@caldera.com>
4395 * dwarfout.c: Remove reference to README.DWARF.
4397 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
4399 * regclass.c (call_really_used_regs): New array for registers which
4400 are actually used by a call.
4401 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
4403 (fix_register): Set call_really_used too.
4404 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
4405 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
4407 2001-08-01 Richard Henderson <rth@redhat.com>
4409 * read-rtl.c (read_name): Consider \r whitespace.
4411 2001-07-11 Andrew Cagney <ac131313@redhat.com>
4413 * config.gcc: Recognize powerpc-*-netbsd*.
4415 * doc/install.texi (Host/target specific installation notes for
4416 GCC): Mention powerpc-*-netbsd*.
4418 * config/rs6000/netbsd.h: New file.
4419 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
4420 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
4421 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
4422 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
4423 (TARGET_VERSION): Redefine.
4425 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
4426 mcall-netbsd as a match for mcall-sysv.
4427 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
4428 (ncrti.S, ncrtn.S): New targets.
4429 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
4431 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
4432 "netbsd' as a V4 ABI.
4433 (ASM_SPEC): Check for -mcall-netbsd.
4434 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
4435 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
4436 (LIB_SPEC, ENDFILE_SPEC): Ditto.
4437 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
4438 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
4439 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
4440 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
4442 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
4443 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
4445 2001-08-01 Mark Kettenis <kettenis@gnu.org>
4447 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
4448 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
4449 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
4450 including "unwind-pe.h".
4452 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
4454 * rs6000.md (define_splits): Kill unused constraints.
4456 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
4457 Jan Hubicka <jh@suse.cz>
4459 * function.c (thread_prologue_and_epilogue_insns): Kill code
4460 dealing with non-existent CFG.
4462 2001-08-01 Kazu Hirata <kazu@hxi.com>
4464 * alias.c: Fix comment formatting.
4465 * bitmap.c: Likewise.
4466 * builtins.c: Likewise.
4467 * calls.c: Likewise.
4468 * c-common.c: Likewise.
4469 * c-decl.c: Likewise.
4470 * c-dump.c: Likewise.
4471 * c-lex.c: Likewise.
4472 * collect2.c: Likewise.
4473 * combine.c: Likewise.
4474 * conflict.c: Likewise.
4475 * cppfiles.c: Likewise.
4476 * cppinit.c: Likewise.
4477 * cpplex.c: Likewise.
4478 * cpplib.c: Likewise.
4479 * cppmacro.c: Likewise.
4480 * cppspec.c: Likewise.
4481 * c-pragma.c: Likewise.
4482 * crtstuff.c: Likewise.
4484 * cselib.c: Likewise.
4485 * c-semantics.c: Likewise.
4486 * c-typeck.c: Likewise.
4488 2001-08-01 H.J. Lu <hjl@gnu.org>
4490 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
4492 2001-08-01 H.J. Lu <hjl@gnu.org>
4494 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
4496 2001-08-01 Ziemowit Laski <zlaski@apple.com>
4498 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
4499 contextualizing Objective-C class name lookup by the lexer.
4500 (typespec_reserved_nonattr): Disable ObjC class name lookup after
4502 (protocoldef): Add support for forward @protocol declarations.
4503 (yylexname): Suppress ObjC class name lookup in certain contexts;
4504 re-enable after lookup is complete.
4505 (_yylex): Re-enable ObjC class name lookup when certain
4506 punctuation marks are seen.
4508 * objc/objc-act.c (check_protocol_recursively): New function used
4509 for finding circular dependencies in protocols.
4510 (objc_declare_protocols): New function for handling forward
4511 @protocol declarations.
4512 (receiver_is_class_object): Detect the case when 'self' is used
4513 inside of a class method.
4514 (build_message_expr): Issue a warning if class method is desired
4515 but instance method is found instead.
4516 (conforms_to_protocol): Streamline.
4517 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
4518 protocol Foo, even if 'Bar foo' does not.
4519 (check_protocols): Streamline.
4520 (start_protocol): Add checks for circular and duplicate protocol
4522 (encode_aggregate_within): For typedefs of structs, encode the
4524 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
4525 (objc_declare_protocols): New prototype.
4527 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4529 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
4530 * cpplex.c (handle_newline): Update prototype. Maintain logical
4532 (skip_escaped_newlines, skip_block_comment, parse_string):
4534 (_cpp_lex_token): Update, and store token position within the token.
4535 * cpplib.h (struct cpp_token): Add line and column entries.
4536 * cppmacro.c (replace_args): Position stringified tokens correctly.
4538 2001-08-01 Andreas Jaeger <aj@suse.de>
4540 * basic-block.h: Add prototype for last_loop_beg_note.
4542 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
4544 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
4545 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
4547 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
4548 while handling WITH_CLEANUP_EXPR node. Use second operand calling
4549 expand_decl_cleanup.
4550 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
4552 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
4553 operand while calling simple_cst_equal.
4554 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
4555 operand is the cleanup expression, the third is the RTL_EXPR.
4556 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
4558 2001-07-31 Jeff Sturm <jsturm@one-point.com>
4560 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
4562 2001-07-31 matthew green <mrg@eterna.com.au>
4564 * config.gcc (i386-*-netbsdelf): New description.
4565 * config/i386/netbsd-elf.h: New file.
4567 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
4569 * loop.c (check_dbra_loop): Use single_set to compute
4572 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
4574 PowerPC reorg and support for powerpc64-*-linux*.
4576 Also fixes emitting of constants on 32 bit and 64 bit
4579 * config.gcc: powerpc64-*-linux* is a new target.
4580 Things that needed aix.h now also include xcoff.h
4582 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
4584 Move AIX specific stuff into aix.h.
4585 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
4586 with more than just XCOFF now.
4587 (SET_ASM_OP): Remove, now defined where needed.
4588 (FUNCTION_PROLOGUE): New macro definition.
4589 (FUNCTION_EPILOGUE): New macro definition.
4590 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
4592 * config/rs6000/xcoff.h: New file.
4594 * config/rs6000/linux64.h: New file.
4596 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
4598 2001-07-31 Alan Modra <amodra@bigpond.net.au>
4600 * rs6000.c (print_operand_address): Handle ELF syntax.
4601 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
4602 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
4603 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
4605 2001-07-31 David Edelsohn <edelsohn@gnu.org>
4607 * rs6000.c (rs6000_override_options): Only disable
4608 flag_function_sections for XCOFF.
4609 (exact_log2_cint_operand): New predicate.
4610 (reg_or_{add,sub}_cint64_operand): New predicates.
4611 (add_operand): Compare CONST_INT with fewer function calls.
4612 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
4613 (print_operand, case 'p'): Ensure positive operand.
4614 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
4615 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
4616 (PREDICATE_CODES): Add new predicates.
4617 * rs6000.md (addsi3): Split 32-bit constants more correctly.
4618 (divsi3, modsi3): Ensure positive power-of-2.
4619 (adddi3): Use new predicate. Split 32-bit constants more
4620 correctly. Re-arrange splitter to handle any constant.
4621 (subdi3): Use new predicate.
4622 (divdi3, moddi3): Ensure positive power-of-2.
4623 (movdi): Use rs6000_emit_set_const.
4624 (load_toc_v4_pic_di): Delete.
4626 2001-07-31 Graham Stott <grahams@redhat.com>
4628 * function.c (pad_below): Revert 2001-07-26 patch.
4630 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
4632 * reg-stack (convert_regs_1): Fix best edge condition.
4634 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
4636 * jump.c (duplicate_loop_exit_test): Better test for jumps
4637 entering the loop; create loop pre_header.
4639 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
4641 * doc/install.texi: Add s390 and s390x as new targets.
4642 * doc/invoke.texi: Add documantation of S/390 and zSeries
4644 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
4646 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
4648 * config/m68k/m68k.md: Replace all general_operand with
4649 nonimmediate_operand for all destinations.
4650 * config/m68k/m68k.c (not_sp_operand): Likewise.
4652 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
4654 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
4656 2001-07-30 Richard Henderson <rth@redhat.com>
4658 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
4659 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
4661 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
4663 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
4664 Add missing doc strings
4665 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
4666 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
4668 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
4670 * i386.c (ix86_output_main_function_alignment_hack): New function.
4671 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
4673 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
4674 edges by EDGE_DFS_BACK flag.
4675 (dump_edge_info): Add dfs_back flag.
4676 * basic-block.h (EDGE_DFS_BACK): New constant.
4677 (mark_dfs_back_edges): Declare.
4678 * alias.c (loop_p): Remove.
4679 (mark_constant_function): Use mark_dfs_back_edges.
4681 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
4682 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
4683 (compensate_edge): Break out from ...
4684 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
4685 (convert_regs_2): Set block_done once block is really done;
4686 Do updating of the predecesors counts.
4688 * toplev.c (rest_of_compilation): Recompute block_for_insn
4689 before post-reload cfg_cleanup.
4690 * function.c (thread_prologue_epilogue_insns):
4691 Call set_block_for_new_insns when emitting prologue directly.
4693 2001-07-30 Andreas Jaeger <aj@suse.de>
4695 * jump.c: Add prototype for mark_modified_reg.
4697 * cse.c (set_live_p): Add unused attribute.
4699 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
4701 (scan_for_source_files): Use long for count to avoid overflow.
4702 (output_data): Likewise.
4703 (output_data): Don't use string concatatenation to silence gcc
4706 * predict.c: Fix typos and grammar.
4708 * gcse.c (insert_insn_end_bb): Remove unused variables.
4710 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
4712 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
4713 (attempt_auto_inc): LIkewise.
4714 (mark_used_reg): Likewise.
4715 (try_pre_increment_1): Likewise.
4716 * regclass.c (regclass): Likewise.
4717 * global.c (allocno_compare): Update comment; change scaling factor.
4718 * local-alloc.c (QTY_CMP_PRI): Likewise.
4719 * regs.h (REG_FREQ_FROM_BB): New.
4720 (REG_FREQ_MAX): Likewise.
4722 2001-07-30 H.J. Lu <hjl@gnu.org>
4724 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
4727 2001-07-30 H.J. Lu (hjl@gnu.org)
4729 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
4730 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
4731 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
4733 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
4735 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
4736 as -mthumb-interwork when -mcpu=arm7 is specified.
4738 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
4740 * predict.def (noreturn, loop branch, loop exit): Mark as first
4743 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
4745 * combine.c (try_combine): Avoid barrier after noop jumps.
4747 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4749 * cpphash.h (struct cpp_reader): Remove import_warning.
4750 * cpplib.c (skip_rest_of_line): Don't bother turning off
4752 (parse_include): Move include handling to...
4753 (do_include_common): ... here. Move import warning from...
4754 (do_import): ... here.
4755 (do_pragma_poison): Don't do a callback for poison identifiers.
4756 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
4757 * cppmain.c (setup_callbacks): Similarly.
4759 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
4761 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
4762 handle multiple sets.
4763 * except.c (sjlj_mark_call_sites): .... here.
4764 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
4766 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
4768 Suggested by Richard Henderson and Richard Kenner:
4769 * combine.c (recog_for_combine): Use the fake recog
4770 only if instruction does not match.
4771 * rtl.h (NOOP_MOVE_INSN_CODE): New.
4772 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
4774 * combine.c (try_combine): Discover noop jump as direct jump.
4776 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
4778 * df.c (df_rd_global_compute): Add successors to worklist, not
4780 (df_ru_global_compute): Ditto.
4782 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
4784 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
4785 increment REG_N_SETS.
4787 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
4789 * sbitmap.h: New prototype for sbitmap_a_xor_b.
4791 * sbitmap.c (sbitmap_a_xor_b): New function.
4792 ifdef the basic block stuff on IN_GCC.
4794 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4796 * cppexp.c (parse_defined): Always record the macro name.
4797 (lex): Don't worry about identifiers, or special-case
4799 (_cpp_parse_expr): Figure out at the end of the routine
4800 whether we saw a valid !defined() expression.
4801 * cppfiles.c (stack_include_file): Update for mi_valid.
4802 (_cpp_pop_file_buffer): Similarly.
4803 * cpplex.c (_cpp_lex_token): Similarly.
4804 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
4805 mi_if_not_defined, mi_lexed): Remove.
4807 * cpplib.c (do_if): Simplify.
4808 (do_endif, push_conditional, _cpp_handle_directive): Update
4809 for renaming of mi_state to mi_valid.
4811 * cpp.texi: Add index entries for digraphs, and add comment
4812 that C++ refers to them as alternative tokens.
4814 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
4816 * basic-block.h (CLEANUP_PRE_LOOP): New.
4817 * except.c (finish_eh_generation): Update call of cleanup_cfg.
4818 * sibcall.c (optimize_sibling_calls): Likewise.
4819 * toplev.c (rest_of_compilation): Likewise.
4820 * flow.c (try_forward_edges): Take argument MODE;
4821 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
4822 (try_optimize_cfg): Update call of try_forward_edges.
4824 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
4825 Jan Hubicka <jh@suse.cz>
4827 * (validate_replace_rtx_1): Fix simplification of MINUS.
4829 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
4831 PR preprocessor/3669
4832 * cppinit.c (init_dependency_output): Turn off dump requests
4833 if sending dependencies to stdout.
4835 2001-07-28 Richard Henderson <rth@redhat.com>
4837 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
4840 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
4842 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
4844 2001-07-28 Kazu Hirata <kazu@hxi.com>
4846 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
4847 is VAR_DECL first to prevent an ICE.
4849 2001-07-28 Richard Henderson <rth@redhat.com>
4851 * varasm.c (immed_real_const_1): Don't elide special cases for
4853 (clear_const_double_mem): Clear const_tiny_rtx too.
4855 2001-07-28 Richard Henderson <rth@redhat.com>
4857 * dwarf2out.c (dw_val_class_offset): New.
4858 (struct dw_ranges_struct, dw_ranges_ref): New.
4859 (ranges_table, ranges_table_allocated): New.
4860 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
4861 (add_AT_offset, add_ranges, output_ranges): New.
4862 (print_die, output_die): Handle dw_val_class_offset.
4863 (attr_checksum, size_of_die, value_format): Likewise.
4864 (gen_lexical_block_die): Handle non-contiguous blocks.
4865 (gen_block_die): Likewise.
4866 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
4867 if needed. Dump the ranges table.
4868 * final.c (final_start_function): Remove unnecessary notes and
4869 rebuild the block tree before numbering the blocks.
4870 * function.c (reorder_blocks_0): Walk the existing block tree
4871 to unmark all blocks.
4872 (reorder_blocks_1): Create block fragments when duplicate block
4874 (reorder_fix_fragments): New.
4875 (reorder_blocks): Call it.
4876 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
4878 2001-07-28 Richard Henderson <rth@redhat.com>
4880 * emit-rtl.c (adjust_address): Make a copy of the memory address.
4882 2001-07-28 Richard Henderson <rth@redhat.com>
4884 * flow.c (add_to_mem_set_list): New function.
4885 (init_propagate_block_info): Use it.
4886 (mark_set_1): Likewise.
4887 (insn_dead_p): Canonicalize memory address for dead store
4888 comparison. Allow wider mode stores to kill narrower mode stores.
4889 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
4890 (invalidate_mems_from_set): Don't handle MEMs.
4892 2001-07-28 Kazu Hirata <kazu@hxi.com>
4894 * config/h8300/h8300.h: Fix formatting.
4896 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
4898 * basic-block.h (EDGE_FREQUENCY): New macro.
4899 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
4901 * flow.c (find_sub_basic_blocks): Likewise.
4902 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
4903 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
4905 * predict.c (DEF_PREDICTOR): New argument FLAGS.
4906 (HITRATE): New macro.
4907 (PRED_FLAG_FIRST_MATCH): New constant.
4908 (predictor_info): New field flgags.
4909 (combine_predictions_for_insn): Use DS theory to combine
4910 probabilities; set the edge probabilities when finished.
4911 (estimate_probability): Avoid duplicated matches
4912 of LOOP_BRANCH heuristics for nested loops; update comment.
4913 * predict.def: Add flags for each prediction, set probabilities
4914 according to B&L paper.
4915 * predict.h (DEF_PREDICTOR): New argument FLAGS.
4917 * profile.c (compute_branch_probabilities): Cleanup way the edge
4918 probabilities are computed and REG_BR_PROB notes are dropped; if
4919 values does not match, emit error.
4920 (init_branch_prob): Do error instead of warning when profile driven
4921 feedback is missing or corrupt.
4923 2001-07-27 DJ Delorie <dj@redhat.com>
4925 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
4926 against a constant, try to adjust the compare to have the desired
4927 constant in it so that min/max optimizations happen more often.
4929 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
4931 * flow.c (last_loop_beg_note): New function.
4932 (redirect_edge_and_branch): Use it.
4933 (split_edge): Likewise.
4935 * alias.c (loop_p): Avoid uninitialized memory access.
4937 * flow.c (try_forward_edges): Avoid accessing freed memory.
4939 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
4942 2001-07-26 Andrew Haley <aph@redhat.com>
4943 Joern Rennecke <amylaar@redhat.com>
4945 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
4946 (SUBTARGET_CPP_ENDIAN_SPEC): New.
4947 (SUBTARGET_CPP_SPEC): New.
4949 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
4950 (SUBTARGET_CPP_PTR_SPEC): New.
4951 (CPP_DEFAULT_CPU_SPEC): New.
4952 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
4953 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
4954 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
4955 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
4956 (SUBTARGET_CPP_SPEC): Define as an empty string.
4958 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4960 * doc/install.texi (Configuration): Properly link the host
4961 specific instructions also when generating HTML.
4963 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
4965 * flow.c (redirect_edge_and_branch_force): Test
4966 target->global_live_at_start.
4968 2001-07-26 Richard Henderson <rth@redhat.com>
4970 * simplify-rtx.c (avoid_constant_pool_reference): Export.
4971 * rtl.h (avoid_constant_pool_reference): Declare it.
4972 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
4973 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
4975 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
4977 * rtl.h (cleanup_barriers): Declare.
4978 * jump.c (cleanup_barriers): New function.
4979 * toplev.c (rest_of_compilation): Call cleanup_barriers
4980 before loop optimizer and after bb_reorder.
4982 * flow.c (back_edge_of_syntactic_loop_p): New.
4983 (split_edge): Use it.
4985 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4987 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
4989 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
4991 * cse.c (cse_process_notes): Replace any registers if the address
4994 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
4996 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
4997 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
4998 (propagate_block): Update prototype.
4999 * flow.c (update_life_info): Simplify the CFG and
5000 recalculate the global regs which are alive when
5001 removing dead code during a global update.
5002 (propagate_block): Return non-zero if an INSN is
5005 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5007 * Makefile.in (LIBICONV): Define.
5009 2001-07-26 Catherine Moore <clm@redhat.com>
5011 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
5012 of conditional to avoid tree checking errors.
5014 2001-07-26 Kazu Hirata <kazu@hxi.com>
5016 * regmove.c (regmove_optimize): Don't replace a reg with
5017 another reg of a different mode.
5019 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
5021 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
5022 limit length of dependancy flush list.
5023 * params.h (MAX_PENDING_LIST_LENGTH): Define.
5024 * sched-int.h (struct deps): Add pending_flush_length field.
5025 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
5026 has 1 element in it.
5027 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
5028 (sched_analyze): After a jump, if the pending memory flush list is too
5029 large, flush the pending lists.
5030 (init_deps): Initialize pending_flush_length to 0.
5031 * doc/invoke.texi (max_pending_list_length): Document parameter.
5033 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
5035 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
5036 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
5037 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
5039 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5041 * cpphash.h (struct_lexer_state): Delete was_skipping.
5042 Move skipping here from struct cpp_reader.
5043 * cpplex.c (parse_identifier): Update.
5044 (_cpp_lex_token): Don't skip tokens in a directive.
5045 * cpplib.c (struct if_stack): Update.
5046 (start_directive, end_directive): Don't change skipping state.
5047 (_cpp_handle_directive): Update.
5048 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
5049 (do_else, do_endif): Update; only check for excess tokens if not
5050 in a skipped conditional block.
5051 (push_conditional): Update for new struct if_stack.
5053 2001-07-26 Graham Stott <grahams@redhat.com>
5055 * function.c (locate_and_pad_parm): Also pad initial offset
5056 so that the total argument size also includes the padding.
5058 2001-07-26 Graham Stott <grahams@redhat.com>
5060 * gensupport.c (alter_output_for_insn): Correct enable checking failure
5061 change XSTR to XTMPL.
5063 (process_one_cond_exec): Likewise
5065 2001-07-25 Richard Henderson <rth@redhat.com>
5067 * varasm.c (assemble_variable): Create DECL_RTL before setting
5070 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
5072 * predict.c (estimate_probability): Avoid duplicated predictions.
5074 * loop.c (find_and_verify_loops): Grok multiple barriers.
5076 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5078 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
5080 * dbxout.c: Consistently use putc instead of fputc.
5081 (print_wide_int): New function; call instead of direct fprintf.
5082 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
5083 (dbxout_type_fields, dbxout_type_method_1): Likewise.
5084 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
5085 (print_int_cst_octal): Likewise.
5086 (print_octal): Show we wrote characters.
5087 (dbxout_type): Set have_used_extensions in more places.
5089 2001-07-25 Catherine Moore <clm@redhat.com>
5091 * config/v850/v850.c (v850_va_arg): Use addr
5092 instead of valist to build incr.
5094 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
5096 * flow.c (delete_dead_jumptables): New function.
5097 (life_analyzis): Call it.
5098 * bb-reorder.c (skip_insns_after_block): Handle contradictory
5101 2001-07-25 Richard Henderson <rth@redhat.com>
5103 * except.c (reachable_handlers): Handle a region being removed
5104 out from under a RESX.
5106 2001-07-25 Richard Henderson <rth@redhat.com>
5108 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
5109 swap GE/GT if it is an fp comparison.
5111 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
5113 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
5116 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
5118 * ssa.c (rename_insn_1): Do not wrap an assignment to a
5119 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
5122 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
5124 (visit_expression): When attempting to simplify an expression,
5125 retrieve any modes for arguments before they are simplified
5128 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
5129 Janis Johnson <janis@us.ibm.com>
5131 * stmt.c (expand_goto): A nonlocal goto can be a call too.
5132 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
5133 pointer parameters to match documented usage of nonlocal_goto.
5134 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
5135 parameters to their correct order.
5136 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
5137 parameters to their correct order.
5139 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
5141 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
5143 2001-07-25 Jan Hubicka <jh@suse.cz>
5144 Richard Henderson <rth@redhat.com>
5146 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
5148 (make_edges): New argument update_p; populate the edge cache if set.
5149 (find_basic_blocks): Update make_edges invocation.
5151 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5153 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
5155 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5157 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
5158 -Acpu and -Amachine.h.
5159 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
5160 Corrected header to say ELF not a.out.
5161 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
5162 when given -msoft-float.
5164 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5166 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
5167 extra multilib parts like arm-elf.
5168 (i960-*-coff*, i960-*-rtems): Should not use collect2.
5169 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
5170 crtfini.o as extra multilib parts.
5172 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5174 * configure.in: Add rtems as a supported thread model.
5175 * gthr-rtems.h: Add missing entry point __gthread_active_p.
5176 * configure: Rebuilt.
5178 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
5180 * stor-layout.c (get_mode_alignment): make it work when
5181 BITS_PER_UNIT is not a power of two.
5182 * builtins.c (get_pointer_alignment): Likewise.
5184 2001-07-24 Richard Henderson <rth@redhat.com>
5186 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
5187 the retrieved constant into the expected mode.
5189 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5191 * flow.c (try_simplify_condjump): Avoid duplicated edges.
5192 (verify_flow_info): Check for duplicated edges; clarify
5195 * flow.c (block_label): Update basic_block_for_insn.
5196 (commit_edge_insertions): Call compute_bb_for_insn.
5198 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
5201 * flow.c (redirect_edge_and_branch,
5202 try_optimize_cfg): Use redirect_edge_succ_nodup
5203 (redirect_edge_succ_nodup): New.
5204 * basic_block.h (redirect_edge_succ_nodup): Declare.
5206 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
5209 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5211 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
5212 (try_crossjump_to_edge): Update commetns.
5213 (try_crossjump_bb): Likewise.
5215 2001-07-24 Richard Henderson <rth@redhat.com>
5217 * combine.c (distribute_notes): Move set of need_refresh
5218 for noop_move_p down to catch all cases.
5220 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
5222 * recog.c (split_all_insns_noflow): New.
5223 * rtl.h (split_all_insns_noflow): Declare.
5224 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
5225 * m68hc11.c (m68hc11_reorg): Likewise.
5226 * sh.c (machine_dependent_reorg): Likewise.
5227 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
5230 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
5232 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
5233 (ashlsi3_n splitter): Likewise.
5234 (lshrsi3_n splitter): Likewise.
5236 (GOTaddr2picreg): Make const SImode.
5237 (sym_label2reg): Likewise.
5238 (symGOT2reg): Likewise.
5239 (symGOTOFF2reg) Likewise.
5241 (casesi_worker_0): Make unspec SImode.
5243 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
5245 * config/sh/sh.c (barrier_align): Check that an operand really is
5246 an insn before extracting its INSN_CODE.
5248 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
5250 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
5253 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
5254 for SImode to prevent overflow.
5256 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5258 * config/mips/irix6-libc-compat.c: New file.
5259 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
5260 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
5263 2001-07-24 lars brinkhoff <lars@nocrew.org>
5265 * rtl.texi (REG_POINTER): Document.
5266 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
5267 QFmode, HFmode, TQFmode, QCmode, and HCmode.
5269 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
5271 * flow.c (delete_noop_moves): Do not confuse libcall regions.
5273 2001-07-23 Richard Henderson <rth@redhat.com>
5275 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
5277 2001-07-23 Kazu Hirata <kazu@hxi.com>
5279 * config/h8300/h8300-protos.h: Add a prototype for
5280 general_operand_dst_push.
5281 * config/h8300/h8300.c (general_operand_dst_push): New.
5282 * config/h8300/h8300.h (OK_FOR_T): New.
5283 (EXTRA_CONSTRAINT): Use it.
5284 * config/h8300/h8300.md (movqi_push): Remove and integrate into
5285 the existing movqi pattern.
5286 (movhi_push): Likewise.
5288 * reload.c: Fix comment typos.
5290 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
5292 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
5294 2001-07-23 H.J. Lu (hjl@gnu.org)
5296 * doc/extend.texi: Update __builtin_return_address and
5297 __builtin_frame_address.
5299 2001-07-23 Richard Henderson <rth@redhat.com>
5301 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
5303 * config/i386/i386.md: New setcc+movzbl peephole2.
5305 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5307 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
5308 * objc/objc-act.c: Include debug.h.
5309 (synth_module_prologue): Save and restore debug hooks too.
5311 2001-07-23 lars brinkhoff <lars@nocrew.org>
5313 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
5314 and C4X_FLOAT_FORMAT.
5315 (BOOL_TYPE_SIZE): Document.
5317 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
5319 * unroll.c (loop_iterations): Fix miscalculation of initial
5322 2001-07-13 Andrew Haley <aph@redhat.com>
5324 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
5325 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
5326 * config/sh/sh.c (sh_can_redirect_branch): New function.
5327 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
5328 * reorg.c (steal_delay_list_from_target): Use
5329 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
5331 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
5333 * flow.c (try_simplify_condjump): Unlink insn chain on
5334 fallthru edge; use can_fallthru.
5336 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
5338 * basic-block.h (find_sub_basic_block): Declare.
5339 * flow.c (make_edges): New arguments MIN and MAX;
5340 (find_sub_basic_blocks): Revamp to use make_edges
5341 and purge_dead_edges.
5342 (find_basic_blocks): Update call of find_sub_basic_block.
5344 * recog.c (split_all_insns): Always expect CFG to be consistent;
5345 call find_sub_basic_blocks in case something has changed.
5346 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
5349 * basic-block.h (delete_noop_moves): Declare.
5350 * combine.c (combine_instructions): Call it.
5351 (recog_for_combine): Tolerate noop moves
5352 (distribute_notes): Force refresh when register dies at noop move.
5353 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
5355 (life_analysis): Update delete_noop_moves call.
5356 (set_noop_p): Move too ...
5357 * rtlanal.c (noop_move_p): ... here.
5358 * rtl.h (noop_move_p): Declare.
5360 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
5361 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
5363 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
5364 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
5366 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
5368 * reload.c (push_reload): Fix typo in comment.
5369 (find_reloads_address): Ditto.
5370 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
5372 2001-07-22 Richard Henderson <rth@redhat.com>
5374 * flow.c: Grammar check and clarify a lot of comments.
5375 (try_simplify_condjump): Rename variables to be clearer.
5376 (try_forward_edges): Skip complex and fallthru edges.
5377 Rearrange tests to avoid duplicate checks.
5378 (flow_find_cross_jump): Likewise.
5379 (outgoing_edges_match): Allow match if neither branch has
5380 probability data. Loosen probability match to 5%.
5381 (try_crossjump_to_edge): Hoist repeated indirection into
5383 (try_crossjump_bb): Don't check complex edges. Eliminate
5384 redundant crossjump tests.
5385 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
5386 checks before more expensive checks.
5388 2001-07-22 Richard Henderson <rth@redhat.com>
5390 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
5391 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
5394 2001-07-22 Richard Henderson <rth@redhat.com>
5396 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
5397 (const_sint32_operand): Likewise.
5398 * m68k.md (anon mulsi pattern): Use const_int_operand not
5399 const_sint32_operand.
5400 (umulsi3_highpart): Zero extend a constant input.
5401 (smulsi3_highpart): Don't bother checking SImode constant.
5402 (const_umulsi3_highpart): Give op3 DImode.
5403 (const_smulsi3_highpart): Likewise.
5405 2001-07-22 Richard Henderson <rth@redhat.com>
5407 * flow.c (split_block): Make sure bb_note is included in the
5408 new block when splitting before a label.
5410 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
5412 * basic-block.h (redirect_edge_and_branch_force,
5413 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
5414 * flow.c (redirect_edge_and_branch_force,
5415 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
5416 (redirect_edge_and_branch_force): Fix copying of lifeness information.
5417 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
5418 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
5419 instead of label; update CFG after transformation.
5420 (find_if_case_1): Update call, use redirect_edge_and_branch_force
5421 for finishing the transformation; handle even case where ELSE
5422 does not follow THEN.
5423 (find_if_case_2): Update call of dead_or_predictable; simplify
5426 * emit-rtl.c (split_branch_probability): New global variable.
5427 (try_split): Take care to set split_branch_probability and
5428 create REG_BR_PROB note for new jump insns.
5429 * md.texi (define_split): Document new feature.
5431 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
5433 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
5435 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
5436 (asm_out_file): Remove redundant declaration.
5437 (assemble_asm): Remove old #if 0 block.
5438 (assemble_variable): Remove end of function; debug output is
5439 now handled with global_decl. Remove old #if 0 block. Update.
5440 Remove saved_in_section and associated no-op code.
5441 * Makefile.in (varasm.o): Correct dependencies.
5443 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
5445 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5446 the definition in defaults.h.
5448 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
5450 * jump.c: Update comments.
5451 (delete_barrier_successors, delete_unreferenced_labels,
5452 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
5453 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
5454 jump_optimize, jump_optimize_minimal): Kill.
5455 (rebuild_jump_labels): Move code from jump_optimize_1.
5456 (purge_line_number_notes): Likewise.
5457 (copy_loop_headers): Likewise.
5458 * reg-stack.c: Update comment.
5460 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
5461 JUMP_AFTER_REGSCAN): Kill.
5462 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
5463 purge_line_number_notes and copy_loop_headers.
5465 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
5466 Richard Henderson <rth@redhat.com>
5468 * dbxout.c (dbxout_global_decl): New.
5469 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
5470 * sdbout.c (sdbout_finish): New.
5471 (sdbout_debug_hooks): Use it, add comments.
5472 (sdbout_global_decl): Defer initialised public vars to
5474 * varasm.c (assemble_variable): Don't output debug information
5475 for file-scope variables.
5477 2001-07-22 Richard Henderson <rth@redhat.com>
5479 * config/alpha/alpha.c (get_trap_mode_suffix): New.
5480 (get_round_mode_suffix): New.
5481 (print_operand): Use them for [/]. Remove support for [&'`()+].
5482 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
5483 * config/alpha/alpha.md (attr round_suffix): New.
5484 (attr trap_suffix): New.
5485 (all insns): Set them appropriately. Use %/ instead of the
5488 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5490 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
5492 2001-07-22 Richard Henderson <rth@redhat.com>
5494 * regrename.c (regrename_optimize): Compute nregs for each
5495 potential target register.
5497 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
5498 Richard Henderson <rth@redhat.com>
5500 * dbxout.c (dbxout_global_decl): New.
5501 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
5502 * sdbout.c (sdbout_finish): New.
5503 (sdbout_debug_hooks): Use it, add comments.
5504 (sdbout_global_decl): Defer initialised public vars to
5506 * varasm.c (assemble_variable): Don't output debug information
5507 for file-scope variables.
5509 2001-07-21 H.J. Lu (hjl@gnu.org)
5511 * config/mips/mips.c (mips_cpu): Moved into ...
5512 (override_options): Here.
5514 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
5516 (mips_cpu): Removed.
5518 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5520 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
5521 ("iorqi3"): Likewise.
5522 ("xorqi3"): Likewise.
5523 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
5524 ("*subhi3_sp): Likewise.
5525 ("*subhi3"): Likewise.
5526 ("extendhisi2"): Accept D, X and Y as source operand to avoid
5529 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
5531 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
5532 * config/freebsd.h: Likewise.
5533 * config/linux.h: Likewise.
5534 * config/openbsd.h: Likewise.
5535 * config/alpha/linux-elf.h: Likewise.
5536 * config/arm/linux-elf.h: Likewise.
5537 * config/d30v/d30v.h: Likewise.
5538 * config/fr30/fr30.h: Likewise.
5539 * config/ia64/aix.h: Likewise.
5540 * config/ia64/ia64.h: Likewise.
5541 * config/mips/linux.h: Likewise.
5542 * config/pj/pj.h: Likewise.
5543 * config/rs6000/linux.h: Likewise.
5544 * config/sparc/linux.h: Likewise.
5545 * config/sparc/linux64.h: Likewise.
5547 2001-07-20 Bruce Korb <bkorb@gnu.org>
5549 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
5550 because getc() and char* may disagree on signedness.
5552 2001-07-20 Richard Henderson <rth@redhat.com>
5554 * doc/rtl.texi (REG_DEAD): Update for current semantics.
5556 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
5557 insns to delete in the presence of cc0 in a jump insn.
5559 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
5560 Jan Hubicka <jh@suse.cz>
5562 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
5563 of doing the change by hand.
5565 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
5567 * rtlanal.c (set_noop_p): Return true for noop jumps.
5569 * expr.c (emit_single_push_insn): Add call to push expander.
5570 * expr.h (optab_index): Add OTI_push
5571 (push_optab): New constant.
5572 * genopinit.c (optabs): Add push_optab.
5573 * optabs.c (init_optab): Init push optab.
5574 * md.texi (push??1): Document
5576 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5578 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
5579 expand to emit the pattern; put a REG_INC note for push/pop
5581 ("movdf", "movdf_internal"): Likewise.
5582 ("movsi", "movsi_internal"): Likewise.
5583 ("movsf", "movsf_internal"): Likewise.
5584 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
5586 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5588 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
5591 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
5593 * params.def: Change default max inline insns to 100.
5595 2001-07-20 Diego Novillo <dnovillo@redhat.com>
5597 * combine.c (combine_simplify_rtx): Generate a new shift operation
5598 when simplifying the first operand of a (neg (ashift)) expression.
5600 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5602 * regclass.c (N_REG_INTS): Use only 32 bits per element.
5604 2001-07-20 Kelley Cook <kelley.cook@home.com>
5606 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
5607 information. Move rest into ...
5608 (*-*-solaris): ... here. Eliminate redundant information and
5609 reword necessary packages section. Delete 4.x assembler bug info.
5610 (sparc-sun-*): Merge into ...
5611 (sparc-sun-sunos*): here.
5613 2001-07-20 Catherine Moore <clm@redhat.com>
5615 * config/v850/v850.md (casesi): Generate LABEL_REF
5618 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
5620 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
5621 * i386.c (ix86_zero_extend_to_Pmode): Make global.
5622 * i386.md (strclrsi expander): Use it.
5624 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
5626 * integrate.c (copy_insn_list): handle
5627 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
5628 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
5629 identically as to CODE_LABEL.
5631 * fold-const (fold): Convert A/B/C to A/(B*C) and
5634 * except.c (connect_post_landing_pads): Delete the RESX insns.
5636 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
5638 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
5640 * config/mips/mips.md (nmadd/nmsub): Use macro.
5642 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
5644 * cppinit.c (remove_dup_dir): Make static.
5645 (remove_dup_dirs): Make static. Only warn about preempting a
5646 system directory with a non-system directory.
5648 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
5650 * ifcvt.c (noce_try_store_flag_constants): Correct order
5651 of parameters to trunc_int_for_mode.
5653 2001-07-19 Mark Mitchell <mark@codesourcery.com>
5655 * reorg.c (fill_simple_delay_slots): If an instruction might throw
5656 an exception that will be caught within this function, do not fill
5657 its delay slot with any subsequent instruction.
5659 2001-07-19 Steve Ellcey <sje@cup.hp.com>
5661 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
5662 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
5663 pointer extension instruction.
5664 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
5665 * simplify-rtx.c (simplify_unary_operation) Likewise.
5666 * explow.c (convert_memory_address) Check value of
5667 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
5669 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
5670 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
5671 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
5672 Add Multilib Support.
5673 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
5674 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
5675 Add Multilib Support.
5676 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
5678 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
5679 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
5680 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
5682 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
5684 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
5685 old and new operands in `<', `3' and `b'.
5687 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
5689 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
5690 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
5691 (toplev.o): Don't depend on xcoffout.h.
5692 * c-decl.c: Include debug.h
5693 (duplicate_decls): Use debug hook.
5694 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
5695 (dbx_debug_hooks, xcoff_debug_hooks): Update.
5696 (dbxout_types): Remove.
5697 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
5698 * debug.c (do_nothing_debug_hooks): Update.
5699 (debug_true_tree, debug_nothing_rtx): New.
5700 * debug.h (struct rtx_def): New.
5701 (struct gcc_debug_hooks): New hooks ignore_block,
5702 outlining_inline_function and label.
5703 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
5704 dwarf2out_frame_finish): New.
5705 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
5706 Make static, update prototype.
5707 (dwarf2_debug_hooks): Update.
5708 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
5709 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
5710 * dwarfout.c (dwarf_debug_hooks): Update.
5711 * emit-rtl.c: Include debug.h.
5712 (remove_unnecessary_notes): Use debug hook.
5713 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
5714 (final_scan_insn): Use debug hook.
5715 * integrate.c (output_inline_function): Use debug hook.
5716 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
5717 (sdb_debug_hooks): Update.
5718 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
5719 * toplev.c: Don't include xcoffout.h.
5720 (note_outlining_of_inline_function, debug_ignore_block): Remove.
5721 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
5723 * tree.h (dwarf2out_do_frame): Remove.
5725 2001-07-19 Catherine Moore <clm@cygnus.com>
5727 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
5729 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
5731 * reload1.c (eliminate_regs_in_insn): When updating a set
5732 to the frame pointer to the hardware frame pointer, perform
5733 the update always not just when REPLACE is set.
5735 * reload1.c (choose_reload_regs): Don't inherit a reload
5736 that crosses multiple registers if registers past the first
5737 don't fit in the desired class.
5739 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
5740 when negating constants.
5742 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
5744 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
5745 * doc/tree.texi: Ditto.
5747 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
5748 Jakub Jelinek <jakub@redhat.com>
5750 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
5751 (extract_cie_info): Handle "eh" augmentation properly,
5753 (struct frame_state, __frame_state_for): New.
5755 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5757 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
5758 HANDLE_SYSV_PRAGMA): Define.
5759 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
5761 (copy_object): Caller changed.
5763 2001-07-19 Andreas Schwab <schwab@suse.de>
5765 * configure.in (assembler dwarf2 debug_line support): Define nop
5767 * configure: Regenerated.
5769 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
5771 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
5773 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
5774 to conditionally compiled block.
5775 (dbx_debug_hooks, xcoff_debug_hooks): Update.
5776 * dbxout.h (dbxout_function): Remove.
5777 * debug.c (do_nothing_debug_hooks): Update.
5778 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
5779 global_decl, deferred_inline_function.
5780 * dwarf2out.c (dwarf2_debug_hooks): Update.
5781 (dwarf2out_global_decl): New.
5782 * dwarfout.c: Don't include dwarfout.h.
5783 (dwarfout_global_decl, dwarfout_function_decl,
5784 dwarfout_deferred_inline_function): New.
5785 (dwarf_debug_hooks): Update.
5786 * dwarfout.h: Remove.
5787 * final.c: Don't include dwarfout.h.
5788 * sdbout.c (sdbout_global_decl): New.
5789 (sdbout_debug_hooks): Update.
5790 * toplev.c: Don't include dwarfout.h.
5791 (check_global_declarations, rest_of_compilation): Use new debug hooks.
5792 (note_deferral_of_defined_inline_function): Remove.
5793 * toplev.h (note_deferral_of_defined_inline_function): Remove.
5794 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
5795 * ch/lex.c: Don't include dwarfout.h.
5796 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
5797 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
5798 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
5799 * cp/optimize.c: Include debug.h.
5800 (maybe_clone_body): Use debug hook.
5801 * cp/semantics.c: Include debug.h.
5802 (expand_body): Use debug hook.
5803 * po/POTFILES.in: Remove dwarfout.h.
5805 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
5807 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
5808 * c-parse.in (yyerror, _yylex): Similarly.
5809 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
5810 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
5812 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
5813 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
5815 2001-07-18 Jeff Sturm <jsturm@one-point.com>
5817 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
5818 in-class declaration at -g1. Fixes c++/2814.
5820 2001-07-18 Richard Henderson <rth@redhat.com>
5822 * doc/md.texi (reload_in/out): Document restrictions in predicates
5823 and constraints for these patterns. Document empty string matching
5826 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5828 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
5830 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
5832 * cse.c: Undo my previous patch.
5834 2001-07-18 Tom Tromey <tromey@redhat.com>
5837 * configure: Rebuilt.
5838 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
5840 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
5842 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
5843 Jan Hubicka <jh@suse.cz>
5845 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
5846 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
5847 * jump.c (mark_jump_label): Do not forward branches.
5849 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
5851 * cse.c (delete_trivially_dead_insns): Delete the libcall block
5852 when return value is unused.
5854 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
5856 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
5858 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
5860 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
5861 on error. We can't blindly return the result of
5862 pthread_mutex_trylock because it returns a positive number on
5863 error, while we must return -1 on error.
5864 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
5866 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
5868 2001-07-18 Andreas Jaeger <aj@suse.de>
5870 * integrate.c (output_inline_function): Correct type of debug_hooks.
5872 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
5874 * combine.c (combine_simplify_rtx): DIV can be treated
5875 associatively for floats if unsafe math optimisations are enabled.
5877 2001-07-17 Richard Henderson <rth@redhat.com>
5879 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
5881 2001-07-17 Richard Henderson <rth@redhat.com>
5883 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
5884 don't force the function address into a register.
5885 (expand_call, emit_library_call_value_1): Update callers.
5886 * builtins.c (expand_builtin_apply): Likewise.
5887 * expr.h (prepare_call_address): Update decl.
5889 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
5891 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
5893 * config/i386/chorus.h: Move up.
5894 * config/sparc/chorus.h: Likewise.
5895 * config/rs6000/chorus.h: Likewise.
5896 * config/chorus.h: Moved here.
5898 2001-07-17 Andreas Schwab <schwab@suse.de>
5900 * configure.in (assembler eh_frame optimization): Handle big
5902 * configure: Regenerated.
5904 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
5906 * expr.c (epxand_expr): Convert divisions into multiplications by
5907 reciprocals if -ffast-math.
5909 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
5911 * dbxout.c (dbxout_really_begin_function): Rename to
5912 dbxout_begin_function.
5913 (dbx_debug_hooks, xcoff_debug_hooks): Update.
5914 (dbxout_begin_function): Remove.
5915 (dbxout_function): Update.
5916 (dbxout_source_line): Update prototype.
5917 * dbxout.h (dbxout_begin_function): Remove.
5918 * debug.c (do_nothing_debug_hooks): Update.
5919 (debug_nothing_tree): Update.
5920 (debug_nothing_charstar_rtx): Remove.
5921 * debug.h (union tree_node): Declare.
5922 (struct rtx_def): Remove.
5923 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
5924 begin_function. Change source_line prototype.
5925 (debug_nothing_tree): New.
5926 (debug_nothing_charstar_rtx): Delete.
5927 (dwarf2out_begin_prologue): Moved from ...
5929 * dwarf2out.c (dwarf2_debug_hooks): Update.
5930 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
5931 debug info, call dwarf2out_source_line.
5932 (dwarf2out_souce_line): Update prototype.
5933 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
5934 Change prototype, make static.
5935 (dwarfout_source_line): Update prototype.
5936 (dwarf_debug_hooks): Update.
5937 * dwarfout.h (dwarfout_begin_function): Remove.
5938 * final.c (final_start_function, final_scan_insn): Use appropriate
5939 debug hooks, update to use notice_source_line.
5940 (output_source_line): Rename notice_source_line. Don't call the
5941 source_line debug hook.
5942 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
5943 make static, update prototype.
5944 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
5946 (sdbout_end_prologue): New.
5947 (sdbout_source_line): Update prototype.
5948 (sdbout_debug_hooks): Update.
5949 (sdbout_symbol): Remove unused var.
5950 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
5952 * varasm.c: Include debug.h.
5953 (assemble_start_function): Use begin_function debug_hook.
5954 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
5955 update with prototype.
5956 (xcoffout_source_line): Update prototype.
5957 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
5959 (xcoffout_source_line): Update prototype.
5961 2001-07-17 Richard Henderson <rth@redhat.com>
5963 * c-typeck.c (build_binary_op): Do not shorten unsigned
5964 right shift after sign extension.
5966 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
5968 * combine.c (combine_simplify_rtx): Attempt to simplify
5969 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
5971 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
5972 (simplify_binary_operation, simplify_unary_operation,
5973 simplify_relational_operation): Use it.
5975 * combine.c (combine_simplify_rtx): Don't do associative law
5976 on divisions; allow associative law on floats.
5978 2001-07-17 H.J. Lu <hjl@gnu.org>
5979 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5981 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
5982 ASM_OUTPUT_WEAK_ALIAS are defined.
5983 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
5984 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
5986 * config/mips/iris5.h: ... here.
5987 (HANDLE_SYSV_PRAGMA): Defined as 1.
5988 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
5989 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
5992 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
5994 * c-parse.in (all_prefix_attributes): New variable.
5995 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
5996 (maybe_resetattrs): New production.
5997 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
5998 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
5999 notype_initdcl, nested_function, notype_nested_function,
6000 component_decl, components, components_notype,
6001 component_declarator, component_notype_declarator,
6002 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
6003 ivars, mydecl, myparm): Update. Avoid prefix attributes just
6004 after a comma being applied to more than one declarator.
6005 * doc/extend.texi (Attribute Syntax): Update. Remove
6006 documentation of bugs that are no longer present.
6008 2001-07-13 Eric Christopher <echristo@redhat.com>
6010 * config/mips/mips.h: Change TUNE_MIPS* options to use
6012 (EXTRA_SPECS): Add cc1_cpu_spec.
6013 * config/mips/mips.md (muldf3): Fix typo.
6015 2001-07-16 Richard Henderson <rth@redhat.com>
6017 * config/m68k/m68k.c: Include expr.h and reload.h.
6018 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
6019 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
6021 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
6022 Richard Henderson <rth@redhat.com>
6024 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
6025 (insn_live_p): Fix fall off end of function.
6026 (dead_libcall_p): Remove COUNTS argument; update callers.
6027 (delete_trivially_dead_insns): Remove unused variables.
6029 2001-07-17 Andreas Jaeger <aj@suse.de>
6031 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
6034 * lcm.c (optimize_mode_switching): Avoid warning for unused
6035 variable if !NORMAL_MODE.
6037 * flow.c (try_crossjump_to_edge): Remove unused variable.
6039 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
6041 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
6042 atexit declaration in stdlib.h.
6044 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
6046 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
6048 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6050 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
6051 * except.c (finish_eh_generation): Update call of cleanup_cfg;
6052 do rebuild_jump_labels instead of jump_optimize
6053 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
6054 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
6055 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
6057 * flow.c: Include timevar.h
6058 (find_basic_block): Push/pop timevar;
6059 (cleanup_cfg): Likewise.
6060 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
6061 * Makefile: Add dependencies on timevar.h
6063 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
6064 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
6066 * rtl.h (delete_trivially_dead_insns): Add new parameter.
6067 * toplev.c (rest_of_compilation): Update calls.
6068 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
6069 (delete_trivially_dead_insns): ... here; accept new argument
6070 preserve_basic_blocks; preserve basic blocks if set.
6072 * reg-stack.c (stack_regs_mentioned): Return 0 if
6073 stack_regs_mentioned_data is not initialized.
6074 (reg_to_stack): Make stack_regs_mentioned survive after the
6075 reg-stack is completted; do not call cleanup_cfg.
6076 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
6077 make cleanup_cfg after bb-reorder to output to debug file.
6079 2001-07-16 Richard Henderson <rth@redhat.com>
6081 * regclass.c (init_reg_sets): Use only 32 bits per initializer
6082 from int_reg_class_contents.
6084 2001-07-16 Richard Henderson <rth@redhat.com>
6086 * hard-reg-set.h (regs_invalidated_by_call): Declare.
6087 * regclass.c (regs_invalidated_by_call): Move from cse.c.
6088 (init_reg_sets_1): Move initialization from cse_main.
6089 * cse.c (regs_invalidated_by_call): Move to regclass.c.
6090 (cse_main): Move its initialization also.
6091 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
6092 * flow.c (propagate_one_insn): Likewise.
6093 * gcse.c (compute_hash_table): Likewise.
6094 (compute_kill_rd, compute_store_table): Likewise.
6095 * sched-deps.c (sched_analyze_1): Likewise.
6097 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
6099 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
6102 2001-07-16 Steve Ellcey <sje@cup.hp.com>
6104 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
6105 in if statement so we don't access undefined memory.
6107 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
6109 * gcse.c: Update comment at top.
6110 Update comment on mem handling.
6111 mem_last_set, mem_first_set, mem_set_in_block: gone.
6112 Declaration of reg_set_info: gone.
6113 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
6114 pointless with load_killed_in_block_p (they are *more*
6115 conservative then it, not less, and less accurate).
6116 (oprs_not_set_p): Ditto.
6117 (alloc_gcse_mem): Don't allocate mem_set_in_block
6118 (free_gcse_mem): Don't free it, either.
6119 (record_last_mem_set_info): Update comment in front, remove
6120 mem_*set_* stuff. Note the reason we don't handle stores directly
6122 (compute_hash_table): Update comments to reflect reality. Remove
6123 mem_*set_* references.
6124 (reset_opr_set_tables): Remove mem_*set_* references.
6126 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
6127 (mark_clobber): Ditto (on both parts, we double set here too).
6128 (expr_killed_p): Remove mem_set_in_block test.
6129 (compute_transp): Remove mem_set_in_block test.
6131 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
6132 of edge, and removal of phi alternative to dump file.
6133 (ssa_ccp_substitute_constants): Add note about register now being
6134 constant, and which uses were replaced in what insns to dump file.
6136 2001-07-16 Andreas Jaeger <aj@suse.de>
6138 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
6139 variables of type HOST_WIDEST_INT.
6141 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
6142 (__bb_exit_func): Correct type of count_max to avoid overflow.
6143 (num_digits): Handle long long argument.
6145 * combine.c (gen_lowpart_for_combine): Remove unused variable.
6147 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6149 * output.h (sdb_begin_function_line): Restore as an extern
6151 * sdbout.c (sdb_begin_function_line): Make extern.
6153 2001-07-15 Richard Henderson <rth@redhat.com>
6155 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
6156 * genrecog.c (maybe_both_true_mode): New.
6157 (maybe_both_true_2): Use it.
6158 (write_switch): Don't put Pmode in a switch.
6159 * rtl.c (mode arrays): Don't explicitly size them.
6161 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6163 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
6164 handling; move unconditional splitting before mode switching.
6166 * i386.md (type): Add fistp type.
6167 (i387, length_attr, scheduling definitions): Handle this type.
6168 (fix_trunc?f?i2): Revamp to use mode switching.
6169 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
6170 * i386.h (fp_cw_mode): New enum
6171 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
6172 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
6174 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6176 * Makefile.in (integrate.o): Add debug.h.
6177 * integrate.c (debug.h): Add.
6178 (output_inline_function): Save, reset, and restore debug_hooks.
6180 2001-07-15 Richard Henderson <rth@redhat.com>
6182 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
6183 instead of COMPARE for the EQUIV expression.
6185 2001-07-15 Richard Henderson <rth@redhat.com>
6187 * flow.c (redirect_edge_and_branch_force): Initialize
6188 global_live_at_start and global_live_at_end.
6189 (allocate_bb_life_data): Export.
6190 * basic-block.h (allocate_bb_life_data): Declare.
6191 * toplev.c (rest_of_compilation): Call it.
6193 2001-07-15 Richard Henderson <rth@redhat.com>
6195 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
6196 (alpha_tablejump_best_label): New.
6197 * config/alpha/alpha-protos.h: Declare them.
6198 * config/alpha/alpha.md: Use braced strings for code blocks.
6199 (tablejump_osf): Break out add with r29.
6200 (tablejump_osf_internal): Remove.
6201 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
6202 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
6204 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6206 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
6209 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
6211 * i386-protos.h (ix86_split_fp_branch): Update prototype.
6212 (ix86_fp_jump_nontrivial_p): New.
6213 * i386.md (fp_jcc_?): Update call of split_fp_branch;
6214 use ix86_fp_jump_nontrivial_p.
6215 * i386.c (ix86_fp_jump_nontrivial_p): New.
6216 (ix86_split_fp_branch): Accept code instead of rtx.
6217 (ix86_expand_compare): Expand comparison early in case
6218 doing so is resonably cheap.
6220 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
6222 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
6224 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
6225 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
6227 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
6229 * dbxout.c (dbxout_source_line): Make static, update prototype.
6230 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
6231 (dbxout_init, dbxout_finish, dbxout_source_line,
6232 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
6233 * dbxout.h (dbxout_source_line): Delete.
6234 * debug.c (debug_nothing_file, debug_nothing_file_int,
6235 debug_nothing_file_charstar_rtx): New.
6236 (do_nothing_debug_hooks): Update.
6237 (debug_nothing_void, debug_nothing_charstar_rtx,
6238 dwarf2out_end_epilogue): New.
6239 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
6240 * debug.h (struct rtx_def): Declare.
6241 (gcc_debug_hooks): New hooks source_line, end_epilogue
6243 (debug_nothing_void, debug_nothing_charstar_rtx,
6244 dwarf2out_end_epilogue): New.
6245 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
6246 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
6247 (dwarf2_debug_hooks): Update.
6248 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
6249 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
6250 * dwarf2out.h (dwarf2out_source_line): Remove.
6251 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
6252 Make static, update prototype.
6253 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
6254 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
6255 (dwarf_debug_hooks): Update.
6256 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
6257 dwarfout_end_function): Remove.
6258 * final.c (profile_function): Use debug hooks for ending functions
6260 (output_source_line, final_end_function): Update prototype,
6262 (final_start_function, final_scan_insn): Update.
6263 * output.h (sdb_begin_function_line): Remove.
6264 (final_end_function): Update prototype.
6265 * sdbout.c (sdb_begin_function_line): Make static.
6266 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
6267 (sdbout_source_line): New.
6268 (sdbout_end_epilogue, sdbout_end_function): Make static, update
6270 (sdb_debug_hooks): Update.
6271 (sdbout_init, sdbout_source_line,
6272 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
6273 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
6274 * toplev.c (compile_file, rest_of_compilation): Update.
6275 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
6276 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
6277 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
6278 Update for prototype changes.
6279 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
6280 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
6282 2001-07-15 Richard Henderson <rth@redhat.com>
6284 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
6285 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
6286 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
6287 * config/alpha/alpha.c: Likewise.
6288 * config/alpha/alpha.md: Likewise.
6289 * config/alpha/alpha32.h: Likewise.
6290 * config/alpha/vms.h: Likewise.
6293 2001-07-14 Richard Henderson <rth@redhat.com>
6295 * config/alpha/alpha.md: Use define_constants for unspec values.
6296 Substitute throughout.
6298 2001-07-14 Tim Josling <tej@melbpc.org.au>
6300 * tree.def (EXPON_EXPR) remove. Never supported anyway.
6302 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
6304 * pa.md: Remove unused constraints from define_split's.
6306 2001-04-14 Richard Henderson <rth@redhat.com>
6308 * ifcvt.c (find_cond_trap): Test for exit block.
6310 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
6312 Re-install recently reverted patch.
6313 * emit-rtl.c (try_split): Update mark_jump_label call.
6314 * flow.c (find_sub_basic_blocks): Likewise.
6315 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
6317 (mark_all_labels): Kill second parameter.
6318 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
6319 (rebuild_jump_labels, jump_optimize_minimal): Update call
6321 (jump_optimize_1): Kill crossjumping code.
6322 (mark_jump_label): Kill cross_jump parameter.
6323 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
6324 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
6325 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
6327 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
6329 (dump_file_info): Likewise.
6330 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
6331 reorganize passes to do reg-stack first, bb-reorder second.
6332 * invoke.texi (-d letters doc): Remove the jump2 pass.
6334 2001-07-14 Richard Henderson <rth@redhat.com>
6336 * ifcvt.c (find_cond_trap): New.
6337 (find_if_header): Call it.
6338 (merge_if_block): Relax existing jump sanity check.
6339 * jump.c (jump_optimize_1): Remove conditional trap handling.
6341 2001-07-14 Alan Modra <amodra@bigpond.net.au>
6343 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
6345 (insn_refs_are_delayed): Correct comment.
6346 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
6347 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
6348 instead of r31. Make associated insn !TARGET_64BIT, and
6349 provide an additional 64-bit insn that clobbers r2.
6351 (udivsi3): Likewise.
6353 (umodsi3): Likewise.
6355 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
6357 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
6359 * flow.c (redirect_edge_and_branch_force, split_edge,
6360 try_crossjump_to_edge): Use set_block_for_new_insns.
6361 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
6363 2001-07-13 H.J. Lu (hjl@gnu.org)
6365 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
6368 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
6370 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
6372 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
6374 * c-common.c (decl_attributes): Take a pointer to the node to
6375 which attributes are to be attached, and a flags argument.
6376 * c-common.h (enum attribute_flags): New.
6377 (decl_attributes): Update prototype.
6378 * c-decl.c (start_decl, push_parm_decl, finish_struct,
6379 finish_enum, start_function): Update calls to decl_attributes.
6380 * c-parse.in (component_declarator, component_notype_declarator,
6381 label): Update calls to decl_attributes.
6383 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
6385 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
6386 * config/avr/avr.c (legitimate_address_p): Return value changed
6387 from letter to register classes. For better debugging.
6389 2001-07-13 Kazu Hirata <kazu@hxi.com>
6391 * jump.c (reversed_comparison_code_parts): Fix comment typos.
6393 2001-07-13 H.J. Lu (hjl@gnu.org)
6395 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
6397 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
6399 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
6400 correctly for shared configurations.
6401 * config/t-libgcc-pic: New.
6402 * config/{i386,m68k,sparc}/t-openbsd: New.
6403 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
6404 Support -shared. Support debugging libraries with -g.
6405 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
6406 frame information does not emit pointer diffs.
6407 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
6410 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
6412 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
6414 2001-07-13 David Edelsohn <edelsohn@gnu.org>
6416 * combine.c (try_combine): Ensure const_int pow2 is positive.
6418 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
6420 * config.gcc: Add configuration for s/390.
6421 * config/s390/s390.c: New. Subroutines for code generation.
6422 * config/s390/s390.h: New. Definitions for s/390.
6423 * config/s390/s390-protos.h: New. Prototypes.
6424 * config/s390/linux.h: New. Definitions for linux for s/390.
6425 * config/s390/linux64.h: New. Definitions for linux for zSeries.
6426 * config/s390/t-linux: New. Makefile fragment.
6427 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
6428 * config/s390/fixdfdi.h: New. Fix L_fix*di.
6430 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
6432 * emit-rtl.c (try_split): Update mark_jump_label call.
6433 * flow.c (find_sub_basic_blocks): Likewise.
6434 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
6436 (mark_all_labels): Kill second parameter.
6437 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
6438 (rebuild_jump_labels, jump_optimize_minimal): Update call
6440 (jump_optimize_1): Kill crossjumping code.
6441 (mark_jump_label): Kill cross_jump parameter.
6442 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
6443 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
6444 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
6446 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
6448 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
6449 reorganize passes to do reg-stack first, bb-reorder second.
6450 * invoke.texi (-d letters doc): Remove the jump2 pass.
6452 2001-07-12 Steve Ellcey <sje@cup.hp.com>
6454 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
6456 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6458 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
6460 (verify_flow_info): Make diagnostics prettier.
6462 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6464 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
6466 * flow.c (outgoing_edges_match): Return early if condition reversal
6469 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
6471 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
6472 (mips_move_2words): When splitting a move into two instructions,
6473 prefix the second address operand with '%D'.
6475 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
6477 * Makefile.in (final.o): Depend on debug.h.
6478 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
6479 (dbx_debug_hooks): Add new hooks.
6480 (xcoff_debug_hooks): New.
6481 * debug.c (debug_nothing_file_int_int): New.
6482 (do_nothing_debug_hooks): Update.
6483 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
6484 (debug_nothing_file_int_int): New.
6485 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
6486 static, update prototype.
6487 (dwarf2_debug_hooks): Update.
6488 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
6489 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
6490 static, update prototype.
6491 (dwarf_debug_hooks): Update.
6492 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
6493 * final.c: Include debug.h.
6494 (final_scan_insn): Use debug hooks when beginning and ending blocks.
6495 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
6496 static, update prototype.
6497 (sdb_debug_hooks): Update.
6498 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
6499 * toplev.c: Distinguish between xcoff and dbx.
6501 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
6502 Call all debug hooks, not just dwarf ones.
6504 2001-07-11 Timothy Wall <twall@redhat.com>
6506 * config.gcc: Add configuration for AIX5/IA64.
6507 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
6508 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
6509 support prefix/suffix code.
6510 * config/ia64/t-aix: New. Makefile fragment.
6511 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
6513 2001-07-11 Kazu Hirata <kazu@hxi.com>
6515 * recog.c (validate_change): Fix a comment typo.
6517 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
6519 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
6520 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
6522 * dbxout.c (dbx_debug_hooks): Add new hooks.
6523 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
6525 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
6527 * dbxout.h (dbxout_start_new_source_file,
6528 dbxout_resume_previous_source_file): Delete.
6529 * debug.c (do_nothing_debug_hooks): Add new hooks.
6530 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
6531 (debug_nothing_int_charstar, debug_nothing_int): New.
6532 * debug.h (gcc_debug_hooks): New hooks define, undef,
6533 start_source_file and end_source_file.
6534 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
6535 (debug_nothing_int_charstar, debug_nothing_int): New.
6536 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
6537 the conditionally compiled section.
6538 (dwarf2out_start_source_file, dwarf2out_end_source_file,
6539 dwarf2out_define, dwarf2out_undef): Make static.
6540 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
6541 dwarf2out_define, dwarf2out_undef): Remove.
6542 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
6543 (dwarfout_start_source_file, dwarfout_end_source_file,
6544 dwarfout_define, dwarfout_undef): Make static.
6545 (dwarfout_start_source_file_check,
6546 dwarfout_end_source_file_check): New.
6547 (dwarfout_define, dwarfout_finish): Update.
6548 * dwarfout.h (dwarfout_start_new_source_file,
6549 dwarfout_resume_previous_source_file, dwarfout_define,
6550 dwarfout_undef): Remove.
6551 * sdbout.c (sdb_debug_hooks): Add new hooks.
6552 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
6554 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
6555 make static, take an arg.
6556 * sdbout.h (sdbout_start_new_source_file,
6557 sdbout_resume_previous_source_file): Delete.
6558 * toplev.c (debug_start_source_file, debug_end_source_file,
6559 debug_define, debug_undef): Delete.
6560 * toplev.h (debug_start_source_file, debug_end_source_file,
6561 debug_define, debug_undef): Delete.
6563 * java/jcf-parse.c: Include debug.h.
6564 (parse_class_file): Update to use debug hooks directly.
6565 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
6567 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6569 * alias.c (set_mem_alias_set): New function.
6570 * rtl.h (set_mem_alias_set): Declare it.
6571 * builtins.c (expand_builtin_return_addr): Call it instead of
6572 using MEM_ALIAS_SET accessor.
6573 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
6574 (get_memory_rtx, expand_builtin_va_arg): Likewise.
6575 (expand_builtin_va_copy):Likewise.
6576 * caller-save.c (setup_save_areas): Likewise.
6577 * calls.c (compute_argument_addresses): Likewise.
6578 * explow.c (set_mem_attributes): Likewise.
6579 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
6580 (expand_assignment, store_constructor_field, store_field): Likewise.
6581 (expand_expr_unaligned): Likewise.
6582 * function.c (assign_stack_temp_for_type): Likewise.
6583 (put_reg_into_stack, gen_mem_addressof): Likewise.
6584 * ifcvt.c (noce_try_cmove_arith): Likewise.
6585 * reload1.c (reload, alter_reg): Likewise.
6586 * config/alpha/alpha.c (get_aligned_mem): Likewise.
6587 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
6588 (alpha_expand_unaligned_store): Likewise
6589 (alpha_expand_unaligned_load_words): Likewise.
6590 (alpha_expand_unaligned_store_words): Likewise.
6591 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
6592 (alpha_expand_epilogue): Likewise.
6593 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
6594 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
6595 * config/i386/i386.c (legitimize_pic_address): Likewise.
6596 * config/i960/i960.c (setup_incoming_varargs): Likewise.
6597 * config/ia64/ia64.c (spill_restore_mem): Likewise.
6598 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
6599 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
6600 * config/mips/mips.c (mips_va_arg): Likewise.
6601 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
6602 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
6603 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
6604 (setup_incoming_varargs, rs6000_va_arg): Likewise.
6605 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
6606 (rs6000_emit_epilogue): Likewise.
6607 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
6608 * config/sparc/sparc.c (sparc_va_arg): Likewise.
6609 * config/v850/v850.c (v850_va_arg): Likewise.
6611 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
6613 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
6614 when fallthru edge is present.
6615 (mege_blocks): Handle case where creation of jump insn
6618 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
6619 CLEANUP_POST_REGSTACK): New constants.
6620 * except.c (finish_eh_generation): Update call of cleanup_cfg,
6621 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
6622 * output.h (cleanup_cfg): Update prototype.
6623 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
6624 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
6625 cleanup_cfg call; kill missleading comment.
6626 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
6627 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
6628 parameter; control optimizations performed using it.
6629 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
6630 try_crossjump_bb): New functions.
6632 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
6634 * pa.c (pa_output_function_prologue): Delete prototype. Make function
6636 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
6637 pa_output_function_prologue.
6638 * pa-protos.h (pa_output_function_prologue): New prototype.
6640 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
6642 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
6643 and low to get correct sign extension in low+high test.
6645 2001-07-11 Janis Johnson <janis@us.ibm.com>
6647 * gcov.c (arcdata): Use gcov_type to fix branch percentage
6648 for large hit count.
6650 * profile.c (branch_prob): Fix .bbg info for computed gotos
6653 2001-07-11 Mark Mitchell <mark@codesourcery.com>
6655 * stmt.c (parse_output_constraint): New function, split out
6657 (expand_asm_operands): ... here. Use parse_output_constraint.
6658 * tree.h (parse_output_constraint): Declare it.
6660 2001-07-11 Richard Henderson <rth@redhat.com>
6662 * bitmap.c: Comment some functions; fiddle whitespace.
6663 (bitmap_free): Don't export.
6664 (bitmap_element_allocate): Use memset.
6665 * bitmap.h (bitmap_free): Don't declare.
6667 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
6669 * gcse.c, lcm.c, sched-deps.c:
6670 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
6672 * flow.c (flow_loops_find): Free dom if we found no loops, since
6673 we aren't going to save it.
6675 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
6678 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
6680 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
6682 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6684 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
6685 #ifndef DWARF2_DEBUGGING_INFO.
6687 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
6689 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
6691 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
6693 * config/mips/mips.c (gen_int_relational): Tell the caller not to
6694 reverse a branch if a NE comparison is implemented with GTU.
6696 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
6697 H.J. Lu <hjl@gnu.org>
6699 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
6701 (call_internal2): Likewise.
6702 (call_value_internal1): Likewise.
6703 (call_value_internal2): Likewise.
6704 (call_value_multiple_internal1): Likewise.
6705 (call_value_multiple_internal2): Likewise.
6707 2001-07-10 Kazu Hirata <kazu@hxi.com>
6709 * calls.c (emit_library_call_value_1): Fix a comment typo.
6710 * dwarf2out.c (mem_loc_descriptor): Likewise.
6711 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
6713 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
6715 * simplify-rtx.c (simplify_subreg): Fix typo in comment
6717 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6719 * recog.c (offsettable_address_p): Handle LO_SUM case.
6720 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
6721 instead of plus_constant.
6723 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6725 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
6726 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
6728 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6730 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
6731 adjust_address_nv instead of plus_constant.
6733 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
6735 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
6736 dwarf2out.o): Depend on debug.h, wrap long lines.
6737 * dbxout.c: Include debug.h.
6738 (dbx_debug_hooks): New.
6739 (dbxout_init): Make static, take just 2 args.
6740 (dbxout_finish): Make static.
6741 * dbxout.h (dbxout_init, dbxout_finish): Delete.
6742 * debug.c: New file.
6743 * debug.h: New file.
6744 * dwarf2out.c: Include debug.h.
6745 (dwarf2_debug_hooks): New.
6746 (dwarf2out_init): Make static.
6747 (dwarf2out_finish): Make static, take 2 args.
6748 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
6749 * dwarfout.c: Include debug.h.
6750 (dwarf_debug_hooks): New.
6751 (dwarfout_init): Make static.
6752 (dwarfout_finish): Make static, take 2 args.
6753 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
6754 * sdbout.c: Include debug.h.
6755 (sdb_debug_hooks): New.
6756 (sdbout_init): Make static, take 2 args.
6757 * sdbout.h (sdbout_init): Delete.
6758 * toplev.c: Include debug.h.
6760 (compile_file): Set deubg_hooks based on command line options.
6761 Use the hooks unconditionally rather than conditional compilation.
6763 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
6765 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
6766 first_insn_after_basic_block_note instead.
6768 * df.c (df_bb_refs_unlink): #if 0 out for now.
6770 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
6772 * ssa.h: Add prototype for ssa_const_prop
6773 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
6774 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
6775 (ssa_fast_dce): Remove unused variable
6777 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
6779 * diagnostic.c (finish_diagnostic): Rename to
6780 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
6783 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
6785 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
6788 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
6789 (dump_file): Only pad the demangled name with spaces if the
6790 mangled name was padded with spaces.
6792 2001-07-10 Bernd Schmidt <bernds@redhat.com>
6794 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
6797 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6799 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
6800 extraction if no direct load if either EXPAND_CONST_ADDRESS or
6803 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
6804 whether can put offset inside LO_SUM to check mode alignment, not size.
6806 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
6808 * doc/tm.texi (Misc): Fix thinko.
6810 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
6812 * regmove.c (replace_in_call_usage): Fix warnings.
6813 * sched-deps.c (add_dependence): Fix warnings.
6814 * simplify-rtx.c (simplify_subreg): Likewise.
6815 Return NULL_RTX instead of NULL.
6817 * reg-stack.c (emit_swap_insn): Eliminate warnings.
6818 (subst_asm_stack_regs): Likewise.
6820 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
6823 * dwarf2out.c (output_call_frame_info): Declare i as int.
6824 (build_abbrev_table): Declare n_alloc as int.
6825 (dwarf2out_finish): Initialize die.
6826 * except.c: Declare sjlj_funcdef_number as unsigned.
6827 (connect_post_landing_pads): Declare j as unsigned.
6828 (convert_to_eh_region_ranges): Initialize call_site.
6829 (output_function_exception_table): Initialize tt_format_size.
6830 * expr.c (move_by_pieces_1): Initialize to1.
6831 (store_constructor): Initialize minelt and maxelt.
6832 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
6833 * function.c (instantiate_decls): Avoid signed/unsigned warning.
6835 * c-decl.c (combine_parm_decls): Unused, remove.
6836 * c-tree.h: Remove prototype for combine_parm_decls.
6838 * reload.c (push_reload): Fix warning.
6839 (regno_clobbered_p): Likewise.
6840 * reload1.c (replace_pseudos_in_call_usage): Likewise.
6841 (reload_combine): Likewise.
6843 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
6844 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
6846 * bitmap.c (bitmap_operation): Change user.
6847 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
6849 2001-07-10 Eric Christopher <echristo@redhat.com>
6851 * config/mips/mips.c (override_options): Fix typo.
6853 2001-07-09 Stan Shebs <shebs@apple.com>
6855 * target.h (struct gcc_target): New fields init_builtins and
6857 * target-def.h (TARGET_INIT_BUILTINS): New macro.
6858 (TARGET_EXPAND_BUILTIN): New macro.
6859 (TARGET_INITIALIZER): Add them.
6860 * builtins.c: Include target.h.
6861 (expand_builtin): Use targetm.expand_builtin.
6862 (default_init_builtins): New function.
6863 (default_expand_builtin): New function.
6864 * expr.h (default_init_builtins): Declare.
6865 (default_expand_builtin): Declare.
6866 * c-common.c (c_common_nodes_and_builtins): Use
6867 targetm.init_builtins.
6868 * defaults.h (MD_INIT_BUILTINS): Remove.
6869 * Makefile.in (builtins.o): Depend on target.h.
6871 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
6872 (TARGET_EXPAND_BUILTIN): Define.
6873 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
6874 (MD_EXPAND_BUILTIN): Remove.
6876 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
6877 (TARGET_EXPAND_BUILTIN): Define.
6878 (c4x_init_builtins): Make endlink arg a local.
6879 (c4x_print_operand): Fix typos in adjust_address usages.
6880 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
6881 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
6882 (MD_EXPAND_BUILTIN): Remove.
6884 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
6885 (TARGET_EXPAND_BUILTIN): Define.
6886 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
6887 (ix86_init_builtins): Call new function only if TARGET_MMX.
6888 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
6889 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
6890 (MD_EXPAND_BUILTIN): Remove.
6892 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
6893 (TARGET_EXPAND_BUILTIN): Define.
6894 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
6895 (MD_EXPAND_BUILTIN): Remove.
6897 * doc/tm.texi: Document these changes.
6899 2001-07-09 Diego Novillo <dnovillo@redhat.com>
6901 * basic-block.h (tree_node): Forward declare if needed.
6902 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
6903 (BLOCK_HEAD_TREE): Define.
6904 (BLOCK_END_TREE): Define.
6905 (struct loops): Rename field 'tree' to 'tree_root'.
6906 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
6908 (flow_loops_tree_build): Rename reference to field 'tree' to
6910 (flow_loops_level_compute): Ditto.
6911 * predict.c (estimate_bb_frequencies): Ditto.
6912 * tree.h (struct tree_common): Add field 'aux'.
6914 2001-07-09 Stan Shebs <shebs@apple.com>
6916 * config/darwin.c (darwin_encode_section_info): Don't mark any
6917 DECL_EXTERNAL node as defined.
6919 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
6921 * pa.c (pa_init_machine_status, pa_mark_machine_status,
6922 pa_free_machine_status, hppa_init_pic_save): Delete.
6923 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
6924 (hppa_profile_hook): Use hppa_pic_save_rtx.
6925 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
6926 hppa_init_pic_save): Delete.
6927 (hppa_pic_save_rtx): Declare.
6928 * pa.md (call, call_value, sibcall, sibcall_value,
6929 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
6931 2001-07-09 Kazu Hirata <kazu@hxi.com>
6933 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
6934 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
6936 2001-07-09 Andreas Jaeger <aj@suse.de>
6938 * output.h: Add declaration of final_forward_branch_p.
6940 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
6942 * varray.c: Include errors.h for internal_error and trim_filename
6945 * Makefile.in (varray.o): Add errors.h.
6947 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
6949 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
6950 * optabs.c (have_add2_insn): Check whether the add insn chosen
6951 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
6952 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
6954 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
6956 * Makefile.in (OBJS): Add ssa-ccp.o
6957 (ssa-ccp.o): Add dependencies.
6958 * toplev.c (DFI_ssa_ccp): New dump file enum.
6959 (dump_file): Add entry for dumping after SSA CCP.
6960 (flag_ssa_ccp): New flag variable.
6961 (f_options): Add -fssa-ccp.
6962 (rest_of_compilation): Run SSA CCP if requested.
6963 * timevar.def (TV_SSA_CCP): New timevar.
6964 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
6965 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
6966 Fix minor typo in SSA DCE documentation.
6967 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
6968 Add documentation for new dump option. Renumber dump files
6971 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6973 * emit-rtl.c (gen_highpart_mode): New.
6974 * rtl.h (gen_highpart_mode): Declare.
6975 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
6976 operand can be VOIDmode constant.
6978 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
6980 * flow.c (redirect_edge_and_branch_force): New.
6981 (can_fallthru): Ensure that basic blocks are succeeding.
6982 (try_optimize_cfg): Do not delete basic block if it is the last one.
6984 * flow.c (try_redirect_by_replacing_jump): Do not remove
6985 jumps with side effects, unlink chain on fallthru edge;
6986 set block for new jump instruction; avoid basic block to
6987 over by line number note.
6989 * flow.c (try_simplify_condjump): Verify that the condjump
6990 is not always falling trought.
6993 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
6995 * flow.c (forwarder_block_p): Fix for fallthru blocks.
6996 (try_redirect_by_replacing_jump): Update properly the count
6997 and frequency information.
6999 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7001 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
7002 address that is a LO_SUM specially.
7003 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
7005 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
7007 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
7008 (operand_subword): Use them.
7009 (change_address_1): Renamed from change_address; new arg VALIDATE.
7010 * expr.h: Reflect above changes; change_address now macro.
7011 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
7013 * cselib.c (add_mem_for_addr): Likewise.
7014 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
7015 * regmove.c (try_apply_stack_adjustment): Likewise.
7016 * reload.c (push_reload, make_memloc): Likewise.
7017 * reload1.c (eliminate_regs): Likewise.
7018 * simplify-rtx.c (simplify_replace_rtx): Likewise.
7019 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
7021 * combine.c (make_extraction, simplify_shift_const): Likewise.
7022 (gen_lowpart_for_combine): Likewise.
7023 * cse.c (gen_lowpart_if_possible): Likewise.
7024 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
7025 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
7026 * optabs.c (gen_move_insn): Likewise.
7027 * reload1.c (alter_reg): Likewise.
7028 * simplify-rtx.c (simplify_subreg): Likewise.
7029 * stmt.c (expand_anon_union_decl): Likewise.
7030 * recog.c (validate_replace_rtx_1): Likewise.
7032 * Makefile.in (recog.o): Add $(EXPR_H).
7033 * explow.c (stabilize): Call replace_equiv_address.
7034 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
7035 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
7037 2001-07-03 Andrew Haley <aph@redhat.com>
7039 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
7040 the mode of the memory location.
7042 2001-07-09 Bo Thorsen <bo@suse.co.uk>
7044 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
7046 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
7048 * final.c (output_addr_const): Use target opening and
7049 closing parentheses.
7050 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
7051 defaults, add to TARGET_ASM_OUT.
7052 * target.h (struct gcc_target): Add open_paren and close_paren.
7053 * doc/md.texi: Update.
7054 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
7055 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
7056 TARGET_ASM_CLOSE_PAREN.
7057 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
7059 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
7061 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
7062 * config/a29k/a29k.h: Similarly.
7063 * config/alpha/alpha.h: Similarly.
7064 * config/arc/arc.h: Similarly.
7065 * config/arm/aof.h: Similarly.
7066 * config/arm/aout.h: Similarly.
7067 * config/avr/avr.h: Similarly.
7068 * config/c4x/c4x.h: Similarly.
7069 * config/clipper/clipper.h: Similarly.
7070 * config/convex/convex.h: Similarly.
7071 * config/d30v/d30v.h: Similarly.
7072 * config/dsp16xx/dsp16xx.h: Similarly.
7073 * config/elxsi/elxsi.h: Similarly.
7074 * config/fr30/fr30.h: Similarly.
7075 * config/h8300/h8300.h: Similarly.
7076 * config/i370/i370.h: Similarly.
7077 * config/i386/i386.h: Similarly.
7078 * config/i860/i860.h: Similarly.
7079 * config/i960/i960.h: Similarly.
7080 * config/ia64/ia64.h: Similarly.
7081 * config/m32r/m32r.h: Similarly.
7082 * config/m68hc11/m68hc11.h: Similarly.
7083 * config/m68k/m68k.h: Similarly.
7084 * config/m88k/m88k.h: Similarly.
7085 * config/mcore/mcore.h: Similarly.
7086 * config/mips/mips.h: Similarly.
7087 * config/mn10200/mn10200.h: Similarly.
7088 * config/mn10300/mn10300.h: Similarly.
7089 * config/ns32k/ns32k.h: Similarly.
7090 * config/pa/pa.h: Similarly.
7091 * config/pdp11/pdp11.h: Similarly.
7092 * config/pj/pj.h: Similarly.
7093 * config/romp/romp.h: Similarly.
7094 * config/rs6000/rs6000.h: Similarly.
7095 * config/sh/sh.h: Similarly.
7096 * config/sparc/sparc.h: Similarly.
7097 * config/v850/v850.h: Similarly.
7098 * config/vax/vax.h: Similarly.
7099 * config/we32k/we32k.h: Similarly.
7101 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
7103 * doc/c-tree.texi: Document representation of attributes.
7105 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7107 * doc/tm.texi: Update some places for the rename of target to
7110 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7112 * target.h (struct gcc_target): Add insert_attributes.
7113 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
7114 (TARGET_INITIALIZER): Update.
7115 * tree.c, tree.h (default_insert_attributes): New function.
7116 Update comments on other default functions to refer to targetm,
7118 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
7119 TARGET_INSERT_ATTRIBUTES.
7120 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
7121 * c-common.c (decl_attributes): Use targetm.insert_attributes.
7122 Don't use PRAGMA_INSERT_ATTRIBUTES.
7123 * Makefile.in (c-common.o): Depend on $(TARGET_H).
7124 * c-decl.c (start_decl, start_function): Don't call
7125 SET_DEFAULT_DECL_ATTRIBUTES.
7126 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
7127 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
7129 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
7130 (c4x_check_attribute): Avoid modifying attribute list itself.
7131 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
7133 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
7134 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
7136 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
7137 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
7139 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
7140 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
7142 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
7143 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
7144 Adjust parameters. Make static.
7146 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7148 * c-common.c (decl_attributes): Only take a single attributes
7150 * c-common.h (decl_attributes): Update prototype.
7151 * c-decl.c (start_decl, start_function): Only take a single
7152 attributes parameter. Update calls to decl_attributes.
7153 (finish_struct, finish_enum): Update calls to decl_attributes.
7154 (push_parm_decl): Expect unified list of attributes. Update call
7156 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
7157 notype_nested_function, component_declarator,
7158 component_notype_declarator, label): Update calls to
7160 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
7161 lists that are passed to push_parm_decl.
7162 * c-tree.h (start_function, start_decl): Update prototypes.
7163 * config/sh/sh-protos.h, config/sh/sh.c
7164 (sh_pragma_insert_attributes): Only take a single attributes
7166 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
7167 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
7168 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
7169 build_module_descriptor, generate_static_references,
7170 generate_strings, build_selector_translation_table,
7171 generate_descriptor_table, generate_protocols,
7172 generate_ivars_list, generate_dispatch_table,
7173 generate_protocol_list, generate_category,
7174 generate_shared_structures, really_start_method, add_objc_decls,
7175 generate_classref_translation_entry): Update calls to start_decl
7177 (build_tmp_function_decl, start_method_def): Unify attribute lists
7178 that are passed to push_parm_decl.
7180 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
7182 * final.c (no_asm_to_stream): New.
7183 (final_scan_insn): Use target structures for prologue ends
7184 and epilogue starts.
7185 * output.h (no_asm_to_stream): New.
7186 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
7187 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
7188 (TARGET_ASM_OUT): Update.
7189 * target.h (struct gcc_target): New members function_end_prologue
7190 and function_begin_epilogue.
7191 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
7192 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
7193 * config/alpha/alpha.c (output_end_prologue): Rename to
7194 alpha_output_function_end_prologue. Use in target struct
7196 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
7197 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
7198 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
7199 ia64_output_function_end_prologue. Use in target struct
7201 (ia64_function_prologue, ia64_funciton_epilogue): Rename
7202 mistyped prototypes.
7203 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
7204 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
7206 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
7207 an use in target struct, make static.
7208 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
7211 2001-07-08 Richard Henderson <rth@redhat.com>
7213 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
7215 2001-07-08 Richard Henderson <rth@redhat.com>
7217 * config/i386/i386.md: Remove constraints strings from define_split
7218 and define_peephole2 patterns.
7219 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
7220 (eh_return): Use them.
7222 2001-07-08 Richard Henderson <rth@redhat.com>
7224 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
7225 Document MD_FALLBACK_FRAME_STATE_FOR.
7227 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7229 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
7230 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
7232 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
7234 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
7236 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
7237 of the label inside NAME as opposed to just the end of NAME.
7239 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
7241 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
7242 * config/alpha/alpha.c (alpha_init_machine_status,
7243 alpha_mark_machine_status, alpha_free_machine_status): Delete.
7244 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
7245 (vms_valid_decl_attribute_p): Make static, conditionally compile.
7246 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
7248 2001-07-06 Stan Shebs <shebs@apple.com>
7250 * target.h (targetm): Rename global from "target", so as not to
7251 conflict with local variables.
7253 * c-typeck.c: Ditto.
7257 * cp/decl2.c: Ditto.
7258 * cp/typeck.c: Ditto.
7259 * 1750a/1750a.c: Ditto.
7260 * a29k/a29k.c: Ditto.
7264 * clipper/clipper.c: Ditto.
7265 * convex/convex.c: Ditto.
7266 * d30v/d30v.c: Ditto.
7267 * dsp16xx/dsp16xx.c: Ditto.
7268 * elxsi/elxsi.c: Ditto.
7269 * fr30/fr30.c: Ditto.
7270 * h8300/h8300.c: Ditto.
7271 * i370/i370.c: Ditto.
7272 * i386/i386.c: Ditto.
7273 * i860/i860.c: Ditto.
7274 * i960/i960.c: Ditto.
7275 * ia64/ia64.c: Ditto.
7276 * m32r/m32r.c: Ditto.
7277 * m68hc11/m68hc11.c: Ditto.
7278 * m68k/m68k.c: Ditto.
7279 * m88k/m88k.c: Ditto.
7280 * mips/mips.c: Ditto.
7281 * ns32k/ns32k.c: Ditto.
7283 * pdp11/pdp11.c: Ditto.
7284 * romp/romp.c: Ditto.
7285 * rs6000/rs6000.c: Ditto.
7287 * sparc/sparc.c: Ditto.
7289 * we32k/we32k.c: Ditto.
7290 * doc/tm.texi: Update the manual to match.
7292 2001-07-06 Richard Henderson <rth@redhat.com>
7294 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
7295 DWARF2_UNWIND_INFO not just whether it is defined.
7297 2001-07-06 Diego Novillo <dnovillo@redhat.com>
7299 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
7300 call to simplify_binary_operation returns a new pattern.
7302 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7304 * glimits.h (__SHRT_MAX__): New.
7305 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
7306 (SHRT_MAX): Define in terms of __SHRT_MAX__.
7308 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
7310 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
7313 2001-07-06 Richard Henderson <rth@redhat.com>
7315 * bitmap.c (bitmap_release_memory): Move adjacent to the
7316 allocation functions.
7317 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
7318 the implementation. Binary search for the set bit.
7319 (bitmap_union_of_diff): Allocate the temporary on the stack
7320 instead of using xmalloc.
7322 2001-07-06 Richard Henderson <rth@redhat.com>
7324 * genrecog.c (validate_pattern): Warn for constraints in
7325 define_{expand,split,peephole2}. Remove strict_low_part
7326 before looking up match_dup.
7328 2001-07-06 DJ Delorie <dj@redhat.com>
7330 * doc/gcc.texi (Makefile): Rename to be a more general purpose
7331 chapter about various build hints and history. Add section
7332 talking about the various types of native and cross builds.
7334 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
7336 * Makefile.in (final.o): Depend on target.h.
7337 * final.c: Include target.h.
7338 (default_function_pro_epilogue): New.
7339 (final_start_function): Use target structure for function prologues.
7340 (final_end_function): Use target structure for function epilogues.
7341 * fold-const.c (real_hex_to_f): Constify s and p.
7342 * output.h (default_function_pro_epilogue): New.
7343 * real.h (real_hex_to_f): Update prototype.
7344 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
7345 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
7346 (TARGET_INITIALIZER): Update.
7347 * target.h (gcc_target): Add struct asm_out.
7348 * doc/tm.texi: Update.
7351 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
7352 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
7353 in cpu/cpu.c, or rename old functions consistently. Take
7354 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
7355 redundant macros and prototypes. Make new functions static.
7357 * 1750a/1750a.c: Similarly.
7358 * 1750a/1750a.h: Similarly.
7359 * a29k/a29k-protos.h: Similarly.
7360 * a29k/a29k.c: Similarly.
7361 * a29k/a29k.h: Similarly.
7362 * arc/arc-protos.h: Similarly.
7363 * arc/arc.c: Similarly.
7364 * arc/arc.h: Similarly.
7365 * arm/arm-protos.h: Similarly.
7366 * arm/arm.c: Similarly.
7367 * arm/arm.h: Similarly.
7368 * avr/avr-protos.h: Similarly.
7369 * avr/avr.c: Similarly.
7370 * avr/avr.h: Similarly.
7371 * clipper/clipper-protos.h: Similarly.
7372 * clipper/clipper.c: Similarly.
7373 * clipper/clipper.h: Similarly.
7374 * convex/convex.c: Similarly.
7375 * convex/convex.h: Similarly.
7376 * d30v/d30v-protos.h: Similarly.
7377 * d30v/d30v.c: Similarly.
7378 * d30v/d30v.h: Similarly.
7379 * d30v/d30v.md: Similarly.
7380 * dsp16xx/dsp16xx-protos.h: Similarly.
7381 * dsp16xx/dsp16xx.c: Similarly.
7382 * dsp16xx/dsp16xx.h: Similarly.
7383 * elxsi/elxsi.c: Similarly.
7384 * elxsi/elxsi.h: Similarly.
7385 * fr30/fr30.c: Similarly.
7386 * fr30/fr30.md: Similarly.
7387 * h8300/h8300-protos.h: Similarly.
7388 * h8300/h8300.c: Similarly.
7389 * h8300/h8300.h: Similarly.
7390 * i370/i370-protos.h: Similarly.
7391 * i370/i370.c: Similarly.
7392 * i370/i370.h: Similarly.
7393 * i386/i386.c: Similarly.
7394 * i386/osf1elf.h: Similarly.
7395 * i386/osfrose.h: Similarly.
7396 * i860/i860-protos.h: Similarly.
7397 * i860/i860.c: Similarly.
7398 * i860/i860.h: Similarly.
7399 * i960/i960-protos.h: Similarly.
7400 * i960/i960.c: Similarly.
7401 * i960/i960.h: Similarly.
7402 * ia64/ia64-protos.h: Similarly.
7403 * ia64/ia64.c: Similarly.
7404 * ia64/ia64.h: Similarly.
7405 * m32r/m32r-protos.h: Similarly.
7406 * m32r/m32r.c: Similarly.
7407 * m32r/m32r.h: Similarly.
7408 * m68hc11/m68hc11-protos.h: Similarly.
7409 * m68hc11/m68hc11.c: Similarly.
7410 * m68hc11/m68hc11.h: Similarly.
7411 * m68k/crds.h: Similarly.
7412 * m68k/dpx2.h: Similarly.
7413 * m68k/m68k-protos.h: Similarly.
7414 * m68k/m68k.c: Similarly.
7415 * m68k/m68k.h: Similarly.
7416 * m68k/news.h: Similarly.
7417 * m88k/m88k-protos.h: Similarly.
7418 * m88k/m88k.c: Similarly.
7419 * m88k/m88k.h: Similarly.
7420 * mips/mips-protos.h: Similarly.
7421 * mips/mips.c: Similarly.
7422 * mips/mips.h: Similarly.
7423 * ns32k/merlin.h: Similarly.
7424 * ns32k/ns32k.c: Similarly.
7425 * ns32k/ns32k.h: Similarly.
7426 * ns32k/tek6000.h: Similarly.
7427 * pa/pa-protos.h: Similarly.
7428 * pa/pa.c: Similarly.
7429 * pa/pa.h: Similarly.
7430 * pdp11/2bsd.h: Similarly.
7431 * pdp11/pdp11-protos.h: Similarly.
7432 * pdp11/pdp11.c: Similarly.
7433 * pdp11/pdp11.h: Similarly.
7434 * romp/romp-protos.h: Similarly.
7435 * romp/romp.c: Similarly.
7436 * romp/romp.h: Similarly.
7437 * rs6000/rs6000-protos.h: Similarly.
7438 * rs6000/rs6000.c: Similarly.
7439 * rs6000/rs6000.h: Similarly.
7440 * rs6000/sysv4.h: Similarly.
7441 * sh/sh-protos.h: Similarly.
7442 * sh/sh.c: Similarly.
7443 * sh/sh.h: Similarly.
7444 * sparc/sparc-protos.h: Similarly.
7445 * sparc/sparc.c: Similarly.
7446 * sparc/sparc.h: Similarly.
7447 * vax/vax.c: Similarly.
7448 * vax/vax.h: Similarly.
7449 * vax/vms.h: Similarly.
7450 * we32k/we32k.c: Similarly.
7451 * we32k/we32k.h: Similarly.
7453 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
7455 * basic-block.h (first_insn_after_basic_block_note): Declare.
7456 * flow.c (first_insn_after_basic_block_note): Define. Moved
7458 * ssa.c (first_insn_after_basic_block_note): Remove.
7459 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
7461 (ssa_eliminate_dead_code): Properly update the CFG and PHI
7462 nodes when we find a dead conditional branch. Insert BARRIERs
7463 after any blocks with no successors, but which do not have
7466 2001-07-06 Zack Weinberg <zackw@stanford.edu>
7468 * varray.c (varray_check_failed): Use internal_error.
7470 2001-07-05 Andrew Haley <aph@redhat.com>
7472 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
7473 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
7474 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
7476 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
7478 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
7479 reference if the target constant is also a SYMBOL_REF.
7481 2001-07-05 Eric Christopher <echristo@redhat.com>
7483 * config/mips/mips.h (MASK_MIPS3900): Remove.
7484 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
7485 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
7486 (TARGET_MIPS3900): Change to use mips_arch.
7487 (TARGET_MIPS4000): New.
7488 (TARGET_MIPS4100): New.
7489 (TARGET_MIPS4300): New.
7490 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
7491 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
7493 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
7494 (ISA_HAS_BRANCHLIKELY): To here.
7495 (CC1_CPU_SPEC): New.
7496 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
7497 (mips_arch_string): Declare.
7498 (mips_arch): Declare.
7499 (TARGET_OPTIONS): Add -march and -mtune.
7501 * config/mips/mips.c (mips_arch_string): New.
7503 (override_options): Handle -march for codegen and -mtune
7504 for scheduling. Use mips_arch. Move tx39 target default here.
7505 (mips_parse_cpu): Move error message to override_options.
7507 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
7509 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
7511 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
7512 (MIPS Options): Ditto. Change mcpu entry to historical text.
7514 2001-07-05 H.J. Lu (hjl@gnu.org)
7516 * config/mips/mips.c (mips_parse_cpu): New function to parse
7519 2001-07-05 Jim Wilson <wilson@redhat.com>
7521 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
7522 * config/ia64/t-ia64: Likewise.
7523 (LIB1ASMFUNCS): Update comment.
7525 2001-07-05 David Edelsohn <edelsohn@gnu.org>
7527 * doc/install.texi (Install GCC: Binaries): Fix typo.
7529 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7531 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
7532 reference using the stack pointer, adjust it since we push Y
7534 ("*ashrsi3"): Likewise.
7535 ("*lshrsi3"): Likewise.
7537 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7539 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
7540 when -fomit-frame-pointer is used.
7542 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
7544 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
7545 (try_redirect_by_replacing_jump): Reverse updating properly the
7546 count and frequency information. Reverse removing cc0 setter.
7547 (forwarder_block_p): Reverse fixing for fallthru blocks.
7549 2001-07-05 DJ Delorie <dj@redhat.com>
7551 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
7552 (translate_options): If the above is defined, use it to map
7553 given options to new options.
7554 * doc/tm.texi: Document it.
7556 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
7557 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7559 * doc/invoke.texi (Optimize Options): Document that -fgcse may
7560 cause programs using computed gotos to run more slowly.
7562 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7564 * doc/install.texi (Specific): Markup, spelling and typo fixes.
7566 Consistently require binutils 2.11.2, not prereleases.
7567 (Specific, decstation-*): Canonicalize as mips-dec-*.
7568 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
7570 (Specific, m68k-altos): Removed reference to README.altos, deleted.
7571 (Specific, mips-*): Reword MIPS C compiler requirements.
7572 (Specific, powerpc*-*-*): New, mention --with-cpu once.
7573 (Specific, sunv5): Removed, obsolete.
7575 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
7577 * dwarf2out.c (output_loc_list): Use an all ones mask for
7578 .text asm output and don't rely on long long
7579 literals. Reformat some long lines.
7581 2001-07-05 Andreas Jaeger <aj@suse.de>
7583 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
7586 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
7588 * dwarf2out.c (dwarf2out_define): Update comment.
7589 (dwarf2out_undef): Ditto.
7590 (dwarf2out_start_source_file): Ditto.
7591 (dwarf2out_end_source_file): Ditto.
7592 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
7593 since we never call the start/end debug hook for the primary file.
7595 2001-07-04 Kazu Hirata <kazu@hxi.com>
7597 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
7600 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
7602 * cppinit.c (remove_dup_dirs): Inform if a system include
7603 directory is being reordered.
7604 * doc/invoke.texi (Directory Options): GCC warns if you hide a
7606 * doc/cpp.texi (Search Paths): Likewise.
7607 * doc/gcc.texi (Interoperation): Remove information about
7610 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
7612 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
7613 (VARRAY_TOP_CHAR_PTR): Likewise.
7615 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7617 * gcc.c (process_command): Don't assign elements of a const char*.
7619 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7621 * emit-rtl.c (change_address): Don't abort if invalid address while
7622 reload is in progress.
7624 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
7626 * c-lex.c (cb_file_change): Pass line number to
7627 debug_start_source_file.
7628 (cb_undefine): Pass correct line number to debug_undef.
7630 * toplev.c (debug_start_source_file): Add line number to
7631 parameters. Pass it along to dwarf2out_start_source_file.
7632 (decode_g_option): Stop resetting debug level back to normal when
7633 we change debug formats, unless the current level is
7634 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
7637 * toplev.h (debug_start_source_file): Add line number to
7640 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
7643 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
7645 Output debug_macinfo data for starting file if requested.
7646 (dwarf2out_end_source_file): Output debug_macinfo data for ending
7648 (dwarf2out_define): Output debug_macinfo data for defining a macro
7650 (dwarf2out_undef): Output debug_macinfo data for undefining a
7652 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
7653 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
7654 (macinfo_section_label): New. DWARF2 macro info section label.
7655 (dwarf2out_init): If we want macro info, output the start label
7657 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
7658 attribute to the compilation unit die pointing to the macro info.
7660 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
7662 * dwarf2out.c (new_loc_list): Move to inside #ifdef
7663 DWARF2_DEBUGGING_INFO.
7664 (add_loc_descr_to_loc_list): Ditto.
7665 (output_loc_list): Ditto.
7666 Also, fix thinko in curr not being initialized.
7667 (gen_internal_sym): Ditto.
7669 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7671 * emit-rtl.c (replace_equiv_address): New function.
7672 * expr.h (replace_equiv_address): New declaration.
7673 * explow.c (validize_mem): Call it instead of change_address and
7674 also call if -fforce-addr and address is constant.
7675 * expr.c: Replace more calls to change_address with adjust_address
7676 and/or replace_equiv_address or to validize_mem.
7677 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
7678 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
7679 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
7680 * config/i370/i370.md, config/i860/i860.md: Likewise.
7681 * config/i960/i960.md, config/mips/mips.c: Likewise.
7682 * config/mips/mips.md, config/pa/pa.md: Likewise.
7683 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
7684 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
7686 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7688 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
7690 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
7693 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
7695 * doc/include: New directory.
7696 * doc/fdl.texi: Move to doc/include/fdl.texi.
7697 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
7698 * doc/include/funding.texi, doc/include/gpl.texi: New files.
7699 * doc/gcc.texi: Use funding.texi and gpl.texi.
7700 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
7701 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
7702 Update dependencies and use -I $(docdir)/include.
7704 2001-07-04 Anthony Green <green@redhat.com>
7706 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
7708 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7710 * doc/install.texi (sparc64-*-*): Remove garbage.
7712 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
7714 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
7715 Fix typo in last change to use adjust_address.
7717 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7719 * doc/install.texi (Specific): Update information for *-*-solaris*.
7721 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7723 * explow.c (plus_constant_wide): Reinitialize Y for restart.
7725 2001-07-03 Stan Shebs <shebs@apple.com>
7727 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
7728 case for flag_no_mach_text_sections.
7729 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
7730 * config/darwin.c (flag_no_mach_text_sections): Remove.
7731 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
7733 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7735 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
7736 and avoid checking for constant as first operand.
7737 * recog.c (find_constant_term_loc): No longer static.
7738 (adj_offettable_operand): Delete.
7739 * rtl.h (adj_offsettable_operand): Delete declaration.
7740 (find_constant_term): Add declaration.
7741 * caller-save.c: Replace calls to adj_offsettable_operand with calls
7743 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
7744 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
7745 * config/i386/i386.c, config/i386/i386.md: Likewise.
7746 * config/i860/i860.c, config/i960/i960.c: Likewise.
7747 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
7748 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
7749 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
7750 * config/mips/mips.c, config/mips/mips.md: Likewise.
7751 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
7752 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
7753 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
7754 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
7755 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
7756 * config/ns32k/ns32k.md: Likewise.
7758 2001-07-03 Zack Weinberg <zackw@stanford.edu>
7760 * rtl.c (copy_rtx): Handle 'T' format letter.
7761 * gensupport.c (collect_insn_data): Likewise.
7762 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
7764 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
7766 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
7767 -B option. Use 'dir' not 'foo' as example directory name.
7769 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7771 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7772 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
7774 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
7776 * doc/cppinternals.texi: Improve formatting and logical markup.
7778 2001-07-03 Andreas Jaeger <aj@suse.de>
7780 * Makefile.in (insn-recog.o): Add dependency on reload.h.
7782 * genrecog.c (write_header): Include reload.h for prototypes in
7785 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
7788 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
7789 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
7790 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
7791 i386_pe_valid_type_attribute_p): Add.
7792 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
7793 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
7795 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7797 * explow.c (plus_constant_wide, case LO_SUM): New case.
7798 (plus_constant_for_output_wide): Delete.
7799 * rtl.h (plus_constant_for_output): Delete.
7800 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
7801 instead of plus_constant_for_output.
7802 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
7803 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
7804 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
7805 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
7806 * config/sparc/sparc.md: Likewise.
7807 Convert some change_address calls to adjust_address.
7809 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
7811 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
7812 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
7813 documentation of -std and -Wwrite-strings.
7815 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
7817 * cse.c (canon_hash): Don't register registers in very small
7818 register classes, as extending their lifetime might cause
7821 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7823 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
7825 * flow.c (forwarder_block_p): Fix for fallthru blocks.
7826 (try_redirect_by_replacing_jump): Update properly the count
7827 and frequency information.
7829 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
7831 * toplev.c (dump_file_index): Move SSA dumps just after first
7833 (dump_file): Corresponding changes.
7834 (rest_of_compilation): Move SSA path to just after the first
7836 * doc/gcc.texi (Passes): Update due to movement of SSA path.
7837 * doc/invoke.texi: Update dump file #s as they were completely
7838 out of date with reality.
7840 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
7842 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
7844 * expr.c (emit_move_insn_1): Deal with non-default
7847 * expr.c (emit_single_push_insn): Fix warning.
7849 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
7851 * expr.c (emit_move_insn_1): Avoid modifying
7852 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
7854 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7856 * emit-rtl.c (adjust_address): New function.
7857 * expr.h (adjust_address): Add declaration.
7858 * builtins.c: Replace some calls to change_address with calls to it
7860 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
7861 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
7862 * config/arm/arm.c, config/convex/convex.c: Likewise.
7863 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
7864 * config/i386/i386.c, config/i386/i386.md: Likewise.
7865 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
7866 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
7867 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
7868 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
7869 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
7871 2001-07-02 Jim Wilson <wilson@redhat.com>
7873 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
7875 2001-07-02 Steve Ellcey <sje@cup.hp.com>
7877 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
7878 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
7880 2001-07-02 Zack Weinberg <zackw@stanford.edu>
7882 * cppinit.c (lang_defaults): New table.
7883 (set_lang): Just read from lang_defaults into the live options
7886 2001-07-02 Zack Weinberg <zackw@stanford.edu>
7888 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
7889 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
7890 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
7892 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7894 * doc/install.texi: Various spelling and markup fixes.
7895 (Installing GCC): Component specific installation instructions are
7898 Warn about removing old install dir in the presence of shared libs.
7899 (Configuration): Invoke with options target to match configure
7901 Consistently refer to gas, gld pathnames.
7902 Invert --enable-multilib documentation.
7903 Remove references to old compiler versions.
7905 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7907 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
7909 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7911 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
7913 (Specific, mips*-sgi-irix5): Note IDO download.
7914 Reworded MIPS C hints.
7915 Use GNU as instead of GAS.
7917 Removed SGI Freeware reference, IRIX 6 only.
7918 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
7919 Note N64 library requirement/workaround.
7921 Complete list of structure passing bug victims.
7923 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7925 * doc/install.texi: Remove CVS Id.
7927 2001-07-02 Andreas Jaeger <aj@suse.de>
7929 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
7930 (find_inherently_necessary): Remove unused variable.
7932 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
7934 * c-common.h (TDI_inlined): New ast dump phase.
7935 (dump_flag_name): New function.
7936 * c-dump.c (dump_files): Add inlined phase.
7937 (dump_flag_name): Define.
7938 * doc/invoke.texi (-fdump-ast-inlined): Document.
7940 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7942 * stor-layout.c (layout_decl): Revert change to handling of alignment
7945 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7947 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
7950 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
7952 * doc/tm.texi (FUNCTION_ARG): Document that the last call
7955 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
7957 * tlink.c (recompile_files): Remove COMPILER_PATH and
7958 LIBRARY_PATH from the environment.
7960 2001-07-01 Zack Weinberg <zackw@stanford.edu>
7962 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
7963 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
7965 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
7967 * c-parse.in (OBJC_STRING): Kill.
7968 (objc_string): Decompose to [objc_string] '@' STRING.
7969 (reswords): Take the leading '@' off all the Objective C keywords.
7970 (objc_rid_sans_at): Kill.
7971 (init_reswords): Don't initialize it.
7972 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
7973 (_yylex): Kill reconsider label. Look ahead one token after
7974 an '@'; if we get an identifier, check whether it's an
7975 Objective C @-keyword. If so, return the keyword. Otherwise,
7976 put back the token and return the '@' as a terminal.
7978 * cpplib.c (lex_macro_node): Remove unnecessary check for
7979 leading '@' on identifier. Clarify control flow and commentary.
7981 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7983 * cse.c (new_label_ref): Variable deleted.
7984 (insert): Remove set of new_label_ref.
7985 (check_for_label_ref): New function.
7986 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
7988 See ChangeLog.5 for earlier changes.