1 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
5 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
7 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
8 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
10 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
15 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
17 * cpphash.h (_cpp_lex_direct): New.
18 * cpplex.c (_cpp_lex_token): Update.
19 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
20 and increment that pointer.
21 * cppmacro.c (alloc_expansion_token): New.
22 (lex_expansion_token): Lex macro expansion directly into
25 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
27 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
29 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
31 * basic-block.h (free_bb_for_insn): Declare.
32 * bb-reorder.c (label_for_bb): Use block_label.
33 (emit_jump_to_block_after): Remove.
34 (insert_intra_1): Do not update block_for_insn.
35 (insert_inter_bb_scope_notes): Likewise; update bb->end
36 * cfg.c (free_bb_for_insn): New.
37 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
38 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
39 (commit_one_edge_insertion): Likewise.
40 (commit_one_edge_insertion): Do not update BB boundary.
41 (commit_edge_insertions): Do not call compute_bb_for_insn.
42 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
43 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
44 (merge_blocks_move_successor_nojumps): Likewise.
45 (try_crossjump_to_edge): Do not update block_for_insn.
46 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
47 * df.c (df_pattern_emit_later): Do not update BB boundary.
48 (df_jump_pattern_emit_after): Likewise.
49 (df_insn_move_before): Use emit_insn_before.
50 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
52 (add_insn_after, add_insn_before, emit_insns_after): Update BB
53 boundaries and basic_block_for_insn.
54 (reorder_insns_nobb): Rename from reorder_insns.
56 (emit_block_insn_before, emit_block_insn_after): Kill.
57 * flow.c (check_function_return_warnings): Do not call
58 compute_bb_for_insn; Do not free basic_block_for_insn.
59 (attempt_auto_inc): Do not update basic_block_for_insn.
60 * function.c (emit_return_into_block): Likewise;
61 do not update BB boundaries.
62 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
63 (insert_insn_end_bb): Use emit_insn_before; Likewise.
64 (pre_insert_copy_insn): Likewise.
65 (update_ld_motion_notes): Likewise.
66 (insert_insn_start_bb): Likewise.
67 (replace_store_insn): Likewise.
68 * ifcvt.c (noce_process_if_block): Likewise.
69 (if_convert): Do not call compute_bb_for_insn.
70 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
71 Use emit_insn_before and emit_insn_after.
72 * recog.c (split_all_insns): Do not update BB boundaries;
73 Do not call compute_bb_for_insn.
74 (peephole2_optimize): Do not update BB boundaries.
75 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
77 (emit_swap_insn): Likewise.
78 (convert_regs_1): Likewise.
79 * reload1.c (reload): Call compute_bb_for_insn.
80 * rtl.h (reorder_insns_nobb): Declare.
81 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
82 * toplev.c (rest_of_compilation): Call free_bb_for_insn
83 at places CFG is invalidated; do not call compute_bb_for_insn.
85 * cfg.c (expunge_block): Invalidate BB structure.
87 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
90 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
92 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
94 * cpphash.h (_cpp_lex_token): Update prototype.
95 * cpplex.c (_cpp_lex_token): New prototype.
96 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
97 lex_macro_node, read_flag, do_pragma_poison): Update.
98 * cppmacro.c (cpp_get_token, parse_params,
99 lex_expansion_token): Update.
101 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
103 * cppmain.c (scan_translation_unit): Don't worry about
104 putting a space after hashes.
105 * cpplib.c (directive_diagnostics): New.
106 (_cpp_handle_directive): Update to use directive_diagnostics.
107 (run_directive): Don't toggle prevent_expansion.
108 (do_line): Backup in case of the line extension.
109 * cpplib.h (cpp_lexer_pos): Remove.
110 * cppmacro.c (_cpp_create_definition): Precede a leading #
113 2001-09-15 Richard Henderson <rth@redhat.com>
115 * c-typeck.c (comptypes): Handle zero-length arrays properly.
117 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
119 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
121 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
124 * tradcpp.c (handle_directive): Skip non-vertical space.
126 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
128 * cppmain.c (setup_callbacks): Set line callback only
129 if outputting preprocessed source.
131 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
133 * collect2.c (main): Const-ification.
134 * gcc.c (translate_options, process_command): Use xstrdup in
135 lieu of xmalloc/strcpy.
136 (main): Use concat in lieu of xmalloc/strcpy/strcat.
138 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
140 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
143 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
145 * scan-decls.c (scan_decls): Fix typo.
147 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
149 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
150 Split mlstring_pos into mls_line and mls_col.
151 * cppinit.c (cpp_create_reader): Initialize line to 1.
152 (cpp_destroy): Free tokenruns.
153 (push_include): Don't update lexer_pos.
154 * cpplex.c (unterminated, parse_string): Update.
155 (lex_token): Don't update lexer_pos, update.
156 * cpplib.c (if_stack): Save line instead of line + col.
157 (start_directive, _cpp_do__Pragma, do_else, do_elif,
158 push_conditional, _cpp_pop_buffer): Update.
159 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
160 (_cpp_create_definition): Update.
162 2001-09-15 Eric Christopher <echristo@redhat.com>
164 * config/mips/abi64.h: Add support for MEABI.
166 2001-09-15 Eric Christopher <echristo@redhat.com>
168 * config/mips/mips.md: Add unspec #2.
170 (reload_outdi): Ditto.
171 (reload_outsi): Ditto.
174 2001-09-15 Eric Christopher <echristo@redhat.com>
175 Jason Eckhardt <jle@redhat.com>
177 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
178 * config/mips/isa32-linux.h: New file.
179 * config/mips/isa3264.h: Ditto.
180 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
181 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
182 (output_block_mode): Support MEABI.
183 (function_arg): Ditto. Fix floating point arg passing.
184 (mips_va_start): Ditto.
185 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
187 (mips_asm_file_start): Add new section to pass abi to gdb.
188 (function_arg_pass_by_reference): Support MEABI.
189 (mips_parse_cpu): Support mips32 and mips64 processors.
190 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
191 TARGET_MIPS5KC. Support isa32 and isa64.
192 (processor_type): Add r4kc, r5kc, r20kc.
193 (GENERATE_MULT3_SI): New.
194 (GENERATE_MULT3_DI): Ditto.
195 (GENERATE_MULT3): Remove.
196 (ISA_HAS_64BIT_REGS): Add isa == 64.
197 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
198 (ISA_HAS_MADD_MSUB): New.
199 (ISA_HAS_CLZ_CLO): Ditto.
200 (ISA_HAS_DCLZ_DCLO): Ditto.
201 (ABI_GAS_ASM_SPEC): New.
202 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
205 (SUBTARGET_CC1_SPEC): Ditto.
206 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
207 (PAD_VARARGS_DOWN): Support MEABI.
208 (HARD_REGNO_NREGS): Move to mips.c.
209 (ASM_OUTPUT_IDENT): Add #undef.
210 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
211 (mulsi3): Use GENERATE_MULT3_SI.
212 (mulsi3_mult3): Ditto. Support mips32, mips64.
213 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
214 (mul_sub_si): New pattern.
215 (unnamed splitters): New.
216 (muldi3): Use GENERATE_MULT3_DI.
217 (muldi3_internal2): Ditto.
218 (movdicc): Support mips32.
219 * config/mips/t-isa3264: New file.
221 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
223 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
224 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
225 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
227 * reorg.c (fill_slots_from_thread): After call to
228 steal_delay_list_from_target, update own_thread as new_thread may
231 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
233 * cpperror.c (print_location): Take line and column, for
234 default positioning use the previously lexed token.
235 (_cpp_begin_message): Take line and column.
236 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
237 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
238 * cpphash.h (_cpp_begin_message): Update prototype.
239 * cppinit.c (push_include): Don't set output line.
240 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
241 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
242 (do_pragma): Kludge for front ends. Don't expand macros at all.
243 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
244 (struct cpp_token): Remove output_line.
245 (struct cpp_callbacks): New member line_change.
246 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
247 cpp_get_token): Preserve BOL flag.
248 (cpp_get_line): Remove.
249 (_cpp_backup_tokens): Remove useless abort().
250 * cppmain.c (cb_line_change): New.
251 (scan_translation_unit): Don't worry about starting new lines here.
252 * scan-decls.c (scan_decls): Update.
253 * c-lex.c (c_lex, init_c_lex): Update.
254 (cb_line_change, src_lineno): New.
256 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
258 * tree.c (append_random_chars): Generate the random
259 characters in a reproducable fashion.
261 2001-09-14 Richard Henderson <rth@redhat.com>
263 * config/i386/i386.c (internal_label_prefix): New.
264 (internal_label_prefix_len): New.
265 (override_options): Set them.
266 (local_symbolic_operand): New.
267 (legitimate_pic_address_disp_p): Use it.
268 (legitimize_pic_address): Likewise.
270 2001-09-14 Marc Espie <espie@openbsd.org>
272 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
275 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
277 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
278 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
280 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
282 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
283 invocation of SUBREG_REGNO_OFFSET.
285 * haifa-sched.c: Fix typo in FSF copyright statement.
286 * sched-deps.c: Fix typo in FSF copyright statement.
287 * sched-ebb.c: Fix typo in FSF copyright statement.
288 * sched-rgn.c: Fix typo in FSF copyright statement.
289 * sched-vis.c: Fix typo in FSF copyright statement.
291 * config.gcc: Move inclusion of arm elf specific header files
292 from the files themselves into the tm_file variable. Make
293 sure that elfos.h is included before target specific elf
295 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
297 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
298 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
299 ASM_OUTPUT_CASE_LABEL): Protect definition.
300 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
302 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
303 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
304 Remove duplicate definition.
305 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
306 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
307 (RDATA_SECTION_FUNCTION): Remove redundant definition.
308 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
309 Remove inclusion of arm/elf.h.
310 * config/arm/unknown-elf.h: as for conix-elf.h.
311 (STARTFILE_SPEC): Include crti.o and crtn.o.
312 * config/arm/linux-elf.h: as for conix-elf.h.
313 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
314 * config/arm/strongarm-elf.h: Remove inclusion of
316 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
317 * config/arm/unknown-elf-oabi.h: Remove inclusion of
318 unknown-elf.h and elf.h.
319 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
320 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
321 ASM_WEAKEN_LABEL): Remove redundant definition.
322 * config/arm/elf.h: Test for inclusion of elfos.h
323 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
324 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
325 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
326 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
327 redundant definition.
328 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
329 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
330 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
331 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
332 Add rules to build crti.o and crtn.o
333 * crti.asm: New file.
334 * crtn.asm: New file.
336 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
338 * c-parse.in (_yylex): Use _cpp_backup_tokens.
339 * cpphash.h (struct tokenrun): Add prev.
340 (struct lexer_state): Remove bol.
341 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
342 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
344 * cppinit.c (cpp_create_reader): Don't set bol.
345 (cpp_destroy): Don't free lookaheads.
346 * cpplex.c (lex_directive): Remove.
347 (next_tokenrun): Update.
348 (_cpp_lex_token): Clean up logic.
349 (lex_token): Update to return a pointer to lexed token, since it
350 can move to the start of the buffer. Simpify newline handling.
351 * cpplib.c (SEEN_EOL): Update.
352 (skip_rest_of_line): Remove lookahead stuff.
353 (end_directive): Line numbers are already incremented. Revert
354 to start of lexed token buffer if we can.
355 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
356 parse_answer): Use _cpp_backup_tokens.
357 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
358 instead. Don't check for EOL.
359 (do_include_common, do_line, do_pragma_system_header): Use
361 * cpplib.h (BOL, _cpp_backup_tokens): New.
362 * cppmacro.c (save_lookahead_token, take_lookahead_token,
363 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
364 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
365 (builtin_macro): Don't use cpp_get_line.
366 (cpp_get_line): Short term kludge.
367 (parse_arg): Handle directives in arguments here. Back up when
368 appropriate. Store EOF at end of argument list.
369 (funlike_invocation_p): Use _cpp_backup_tokens.
370 (push_arg_context): Account for EOF at end of list.
371 (cpp_get_token): Remove lookahead stuff. Update.
373 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
375 * c-parse.in (yyerror): Const-ification and/or static-ization.
376 * c-typeck.c (push_member_name): Likewise.
377 * collect2.c (main): Likewise.
378 * dbxout.c (dbxout_parms): Likewise.
379 * diagnostic.c (format_with_decl): Likewise.
380 * dwarf2out.c (output_ranges): Likewise.
381 * dwarfout.c (fundamental_type_code): Likewise.
382 * except.c (dw2_output_call_site_table): Likewise.
383 * gcc.c (do_spec_1): Likewise.
384 * genopinit.c (optabs): Likewise.
385 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
386 gen_declaration_1, handle_impent): Likewise.
387 * protoize.c (default_include, in_system_include_dir, abspath):
389 * sched-vis.c (visualize_stall_cycles): Likewise.
390 * sdbout.c (plain_type_1, sdbout_end_function,
391 sdbout_end_epilogue): Likewise.
392 * varasm.c (decode_reg_name): Likewise.
394 * 1750a.c (mod_regno_adjust): Likewise.
395 * alpha.c (alpha_write_one_linkage,
396 unicosmk_output_default_externs): Likewise.
397 * arm.c (arm_condition_codes): Likewise.
398 * arm.h (arm_condition_codes): Likewise.
399 * avr.c (output_movsisf, encode_section_info): Likewise.
400 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
402 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
403 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
404 * m88k.c (output_function_profiler): Likewise.
405 * mips.c (mips_output_conditional_branch): Likewise.
406 * ns32k.c (ns32k_out_reg_names): Likewise.
407 * ns32k.h (ns32k_out_reg_names): Likewise.
408 * pj.c (pj_output_rval): Likewise.
409 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
410 * sparc.c (sparc_flat_function_prologue,
411 sparc_flat_function_epilogue): Likewise.
413 2001-09-13 Markus Werle <numerical.simulation@web.de>
414 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
416 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
417 Aachen University of Technology".
419 2001-09-13 Andreas Schwab <schwab@suse.de>
421 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
424 2001-09-13 Richard Henderson <rth@redhat.com>
426 * config/alpha/alpha.c (small_symbolic_operand): New.
427 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
428 (some_operand, input_operand): Don't handle HIGH.
429 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
430 (alpha_expand_mov): Likewise.
431 (print_operand) [H]: Just print HIGH symbol.
432 (print_operand_address): Handle small data.
433 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
434 (TARGET_SWITCHES): Add -msmall-data/large-data.
435 (PIC_OFFSET_TABLE_REGNUM): New.
436 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
437 (PREDICATE_COES): Update.
438 * config/alpha/alpha.md (adddi_er_high): New.
439 (adddi_er_low): Handle small data.
440 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
441 prefer .sdata to .rodata.
442 (SELECT_RTX_SECTION): Likewise.
444 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
446 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
447 defining __size_t and leaving size_t undefined.
449 2001-09-12 Diego Novillo <dnovillo@redhat.com>
451 * basic-block.h (expunge_block): Declare.
452 * cfg.c (expunge_block): Remove static declaration.
454 2001-09-12 Richard Henderson <rth@redhat.com>
456 * integrate.c (copy_insn_list): Copy label name from
457 NOTE_INSN_DELETED_LABEL.
459 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
461 * c-common.c (c_tree_code_name): Const-ification.
462 * c-decl.c (c_decode_option): Likewise.
463 * c-typeck.c (warn_for_assignment): Likewise.
464 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
466 * cppinit.c (output_deps): Likewise.
467 * dependence.c (dependence_string, direction_string): Likewise.
468 * dwarf2out.c (output_ranges): Likewise.
469 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
470 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
471 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
472 standard_startfile_prefix, standard_startfile_prefix_1,
473 standard_startfile_prefix_2, tooldir_base_prefix,
474 standard_bindir_prefix, find_a_file): Likewise.
475 * genattrtab.c (make_length_attrs): Likewise.
476 * gencheck.c (tree_codes): Likewise.
477 * genemit.c (gen_split): Likewise.
478 * genrecog.c (special_mode_pred_table): Likewise.
479 * graph.c (graph_ext): Likewise.
480 * protoize (default_include): Likewise.
481 * reload.c (reload_when_needed_name): Likewise.
482 * sched-vis.c (visualize_stall_cycles): Likewise.
483 * tlink.c (recompile_files): Likewise.
484 * toplev.c (decode_g_option): Likewise.
485 * tradcpp.c (output_deps): Likewise.
486 * varasm.c (decode_reg_name): Likewise.
488 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
491 * avr.c (avr_regnames, encode_section_info): Likewise.
492 * c4x.c (float_reg_names): Likewise.
493 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
494 * elfos.h (const_section): Likewise.
495 * i386.c (ix86_comp_type_attributes): Likewise.
496 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
497 * ia64/aix.h (UNIQUE_SECTION): Likewise.
498 * ia64.c (type_names): Likewise.
499 * m68hc11.c (reg_class_names): Likewise.
500 * m88k.c (m_options): Likewise.
501 * mips.c (mips_output_conditional_branch, mips_unique_section):
503 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
504 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
505 ultra_code_names): Likewise.
506 * sparc.h (OVERRIDE_OPTIONS): Likewise.
508 2001-09-12 Jakub Jelinek <jakub@redhat.com>
510 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
511 Use --fatal-warnings option for gas.
512 * configure: Rebuilt.
514 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
516 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
518 2001-09-11 Jim Wilson <wilson@redhat.com>
520 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
522 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
524 * builtins.c (c_strlen): Treat an offset too large for a
525 HOST_WIDE_INT as out of range.
527 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
529 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
530 (EDGE_CRITICAL_P): New predicate.
531 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
533 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
534 (dump_edge_info): Remove "crit".
535 * cfganal.c (mark_critical_edges): Kill.
536 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
537 * cfgcleanup.c (cleanup_cfg): Likewise.
538 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
539 (find_spanning_tree): Likewise.
540 * reg-stack.c (convert_regs_1): Likewise.
541 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
543 * basic-block.h (create_basic_block_structure): New.
544 (create_basic_block): Update prototype.
545 (force_nonfallthru): New.
546 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
547 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
548 handle updating of block_for_insn, creating of empty BBs and BBs at
549 the end of INSN chain.
550 (create_basic_block): New function.
551 (split_block): Use create_basic_block.
552 (force_nonfallthru_and_redirect): Break out from ...; cleanup
553 (redirect_edge_and_branch_force): ... here.
554 (force_nonfallthru): New.
555 (split_edge): Rewrite to use force_nonfallthru and create_block.
556 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
557 (find_basic_blocks): Free basic_block_for_insn.
558 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
560 * cfg.c: Fix formating.
561 * cfgcleanup.c: Fix formating.
562 (merge_blocks, tail_recursion_label_p): Return bool.
563 (merge_blocks_move_predecessor_nojumps,
564 merge_blocks_move_successor_nojumps): Return void.
566 2001-09-11 Jakub Jelinek <jakub@redhat.com>
568 * configure.in: Check whether assembler supports section merging.
569 * config.in: Rebuilt.
570 * configure: Rebuilt.
571 * varasm.c (variable_section, output_constant_pool): Pass alignment
572 to SELECT_SECTION and SELECT_RTX_SECTION.
573 (mergeable_string_section): New.
574 (mergeable_constant_section): New.
575 (default_elf_asm_named_section): Output SECTION_MERGE and
576 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
577 * output.h (mergeable_string_section): New.
578 (mergeable_constant_section): New.
579 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
580 * toplev.c (flag_merge_constants): New.
581 (f_options): Add -fmerge-constants and -fmerge-all-constants
583 (toplev_main): Default to -fno-merge-constants if not optimizing.
584 * flags.h (flag_merge_constants): Add extern.
585 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
586 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
588 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
589 Define if assembler has working .subsection -1 support.
590 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
591 Put constant into special SHF_MERGE sections if the linker should
592 attempt to merge duplicates.
593 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
595 Put constant into special SHF_MERGE sections if the linker should
596 attempt to merge duplicates.
597 * config/alpha/elf.h: Likewise.
598 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
599 has working .subsection -1 support.
600 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
602 * config/svr3.h: Likewise.
603 * config/darwin.h: Likewise.
604 * config/arm/aof.h: Likewise.
605 * config/arm/linux-elf.h: Likewise.
606 * config/avr/avr.h: Likewise.
607 * config/c4x/c4x.h: Likewise.
608 * config/d30v/d30v.h: Likewise.
609 * config/i386/dgux.h: Likewise.
610 * config/i386/osfrose.h: Likewise.
611 * config/i386/sco5.h: Likewise.
612 * config/i386/svr3gas.h: Likewise.
613 * config/ia64/aix.h: Likewise.
614 * config/m32r/m32r.h: Likewise.
615 * config/m68k/m68k.h: Likewise.
616 * config/m88k/dgux.h: Likewise.
617 * config/m88k/m88k.h: Likewise.
618 * config/mcore/mcore-pe.h: Likewise.
619 * config/mips/mips.h: Likewise.
620 * config/pa/pa.h: Likewise.
621 * config/pa/pa-linux.h: Likewise.
622 * config/romp/romp.h: Likewise.
623 * config/rs6000/sysv4.h: Likewise.
624 * config/rs6000/xcoff.h: Likewise.
625 * config/s390/linux.h: Likewise.
626 * config/sparc/sparc.h: Likewise.
627 * config/sparc/sysv4.h: Likewise.
628 * config/stormy16/stormy16.h: Likewise.
629 * config/v850/v850.h: Likewise.
630 * config/vax/vms.h: Likewise.
631 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
632 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
633 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
634 default_elf_asm_named_section for SHF_MERGE sections.
636 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
638 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
641 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
643 * c-common.c (split_specs_attrs): Allow for empty attributes with
644 empty TREE_PURPOSE. Fixes PR c/4294.
646 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
648 * basic-block.h (cached_make_edge, make_single_succ): New.
649 (make_edge): Remove first parameter.
650 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
651 * cfg.c (cached_make_edge): Rename from make_edge; return newly
652 created edge; use obstack allocation.
653 (make_edge, make_single_succ_edge): New.
654 (first_removed_edge): New static variable.
655 (init_flow): Initialize first_removed_edge and n_edges.
656 (clear_edges): Use remove_edge.
657 (flow_delete_block): Likewise.
658 (remove_edge): Add removed edges to the removed edges list.
659 (split_block, redirect_edge_and_branch_force, split_edge):
661 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
662 (add_noreturn_fake_exit_edges): Likewise.
663 (connect_infinite_loops_to_exit): Liekwise.
664 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
665 Use cached_make_edge.
666 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
667 * profile.c (branch_prob): Update make_edge call.
668 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
670 2001-09-11 Richard Henderson <rth@redhat.com>
672 * config/alpha/alpha.c: Tidy formatting.
673 (local_symbolic_operand): Verify mode.
674 (alpha_sa_mask): Ignore unicos for eh_return.
675 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
676 * config/alpha/alpha.md (umk divsi patterns): Remove.
677 (extendsfdf2): Remove unicos check.
678 (tablejump): Merge vms and unicos code; always use direct set
681 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
683 * config.gcc (alpha*-*-unicosmk*): New target.
685 * config/alpha/alpha-protos.h (symbolic_operand,
686 unicosmk_add_call_info_word, unicosmk_add_extern,
687 unicosmk_defer_case_vector, unicosmk_unique_section,
688 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
689 unicosmk_asm_file_start, unicosmk_asm_file_end,
690 unicosmk_output_common): Declare.
692 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
693 direct_return, function_arg, alpha_va_start, alpha_va_arg,
694 alpha_does_function_need_gp, alpha_end_function): Support Cray
696 (alpha_init_machine_status, alpha_mark_machine_status,
697 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
698 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
699 unicosmk_asm_named_section, unicosmk_insert_attributes,
700 unicosmk_section_type_flags, symbolic_operand,
701 unicosmk_output_module_name, unicosmk_output_default_externs,
702 unicosmk_output_dex, unicosmk_output_externs,
703 unicosmk_output_addr_vec, unicosmk_ssib_name,
704 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
705 unicosmk_asm_file_end, unicosmk_output_common,
706 unicosmk_section_type_flags, unicosmk_unique_section,
707 unicosmk_add_call_info_word, unicosmk_text_section,
708 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
709 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
710 unicosmk_dex_count, unicosmk_special_name): New.
711 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
713 (get_aligned_mem, alpha_expand_unaligned_load,
714 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
715 alpha_expand_unaligned_store_words): Support big-endian mode.
716 (print_operand): Likewise. New format specifier 't'. Use
717 TARGET_AS_SLASH_BEFORE_SUFFIX.
718 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
719 (alpha_pv_save_size): Update with above change.
720 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
721 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
724 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
725 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
726 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
727 (EXTRA_CONSTRAINT): New constraint 'U'.
728 (PREDICATE_CODES): Add symbolic_operand.
730 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
731 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
732 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
733 (integer division and modulus patterns): Split in default and
735 (*divmodsi_internal, *divmoddi_internal): Disable for
737 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
738 little-endian and big-endian versions.
739 (ext, ins, msk): Likewise.
740 (extv, extzv, insv): Support big-endian mode.
741 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
742 (call_umk, call_value_umk, *call_umk, tablejump_umk,
743 *tablejump_umk_internal, *call_value_umk): New.
744 (*movdi_nofix): Add pattern for loading an address into a register on
746 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
747 (umk_mismatch_args, arg_home_umk): New.
748 (various insns): Don't use mov, fmov, nop, fnop and unop.
749 (realign): Support TARGET_ABI_UNICOSMK.
751 * config/alpha/unicosmk.h: New file.
752 * config/alpha/t-unicosmk: New file.
754 * fixinc/inclhack.def (unicosmk_restrict): New.
755 * fixinc/fixincl.x: Regenerate.
757 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
758 (wchar_t): Check for and define __WCHAR_T__.
760 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
762 * combine.c (simplify_shift_const): Treat shifts by the mode
765 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
767 * cpphash.h (struct tokenrun): New.
768 (struct cpp_context): New member bol.
769 (struct cpp_reader): New members.
770 (_cpp_init_tokenrun): New.
771 * cppinit.c (cpp_create_reader): Set up the token runs.
772 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
773 (lex_token): New internalised version of _cpp_lex_token. Don't
774 handle directives or the multiple include opimisation here any
775 more. Simply lex a token.
776 * cpplib.c (run_directive): Clear bol.
777 (_cpp_pop_buffer): Set bol.
778 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
781 2001-09-11 Michael Meissner <meissner@redhat.com>
783 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
784 give an error if the user uses -mfp32.
785 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
787 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
788 floating point register size.
789 (EXTRA_SPECS): Add CPP_FPR_SPEC.
791 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
792 HOST_WIDE_INT_PRINT_DEC to properly print the result of
794 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
795 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
797 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
799 * dbxout.c (dbxout_parms): Fix typo in comment.
800 * unroll.c (loop_find_equiv_value): Ditto.
801 * toplev.c (rest_of_compilation): Ditto.
802 * loop.c (scan_loop): Ditto.
803 * dwarf2out.c (struct dw_fde_struct): Ditto.
805 2001-09-10 Zack Weinberg <zackw@panix.com>
807 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
808 copying identifier when we're just going to throw it away.
809 (parse_identifier_slow): New routine to handle abnormal cases.
810 (_cpp_lex_token): Update call site.
812 * hashtable.c (ht_lookup): Don't assume that the string we've
813 been given is NUL-terminated.
814 * system.h: #define __builtin_expect(a, b) to (a) if not
817 2001-09-10 Michael Meissner <meissner@redhat.com>
819 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
822 2001-09-10 David Edelsohn <edelsohn@gnu.org>
824 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
826 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
828 * builtins.c (c_getstr): Correct thinko in last change and further
831 2001-09-10 Tim Freeman <tim@fungibole.com>
833 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
834 into varray's and register them as roots with the garbage
835 collector so they are not collected too soon.
837 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
839 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
841 * basic-block.h (flow_obstack, label_value_list,
842 tail_recursion_label_list): Declare
843 (tidy_fallthru_edges): Declare.
844 (expunge_block, last_loop_beg_note): Delete.
845 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
847 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
848 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
849 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
850 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
851 expunge_block, flow_delete_block, compute_bb_for_insn,
852 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
853 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
854 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
855 try_redirect_by_replacing_jump, last_loop_beg_note,
856 redirect_edge_and_branch, redirect_edge_and_branch_force,
857 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
858 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
859 commit_edge_insertions, dump_flow_info, debug_flow_info,
860 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
861 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
862 Move here from flow.c
863 * cfganal.c: New file.
864 (forwarder_block_p, can_fallthru, mark_critical_edges,
865 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
866 find_unreachable_blocks, create_edge_list, free_edge_list,
867 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
868 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
869 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
870 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
871 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
872 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
873 Move here from flow.c
874 * cfgbuild.c: New file
875 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
876 make_edges, find_basic_blocks_1, find_basic_blocks,
877 find_sub_basic_blocks): Move here from flow.c
878 * cfgcleanup.c: New file.
879 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
880 merge_blocks_move_predecessor_nojumps,
881 merge_blocks_move_successor_nojumps, merge_blocks,
882 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
883 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
884 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
886 * cfgloop.c: New file
887 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
888 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
889 flow_loop_exit_edges_find, flow_loop_nodes_find,
890 flow_loop_pre_header_scan, flow_loop_pre_header_find,
891 flow_loop_tree_node_add, flow_loops_tree_build,
892 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
893 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
894 Move here from flow.c
895 * flow.c: Remove everything moved elsewhere
896 * output.h (cleanup_cfg): Return bool.
898 * bb-reorder.c (reorder_block_def): Remove 'index'.
899 (insert_intra_1): Add argument BB, set block for new note.
900 (make_reorder_chain): Do not depdent on BB indexes.
901 (make_reorder_chain_1): Do not use BB indexes.
902 (label_for_bb): Likewise; set BB for new insn.
903 (emit_jump_to_block_after): Likewise.
904 (fixup_reoder_chain): Sanity check that all basic blocks
905 are chained; verify newly created insn chain; remove
906 undocnitional jump simplifying; Do not use BB indexes;
907 properly initialize count and frequency information;
908 dump reordered sequence.
909 (insert_intra_bb_scope_notes): update call of insert_intra_1.
910 (insert_inter_bb_scope_notes): Set block for new insn.
911 (reorder_basic_blocks): Dump flow info before reoredering.
913 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
915 * alias.c (clear_reg_alias_info): Use K&R format definition.
916 Avoid unsigned warning.
917 * builtins.c: Use "unsigned int", not "unsigned".
918 (target_char_cast): Use host_integerp and tree_low_cst.
919 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
920 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
921 (c_getstr): Likewise.
922 (std_expand_builtin_va_arg): Use int_size_in_bytes.
923 (builtin_memcpy_read_str): Avoid unsigned warning.
924 (expand_builtin_memcpy): Alignments are unsigned.
925 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
926 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
927 * predict.c (expensive_function_p): LIMIT now unsigned.
928 * resource.c (mark_target_live_regs): Make some vars unsigned.
929 * sdbout.c: Use "unsigned int", not "unsigned".
930 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
931 (sdbout_source_line): Likewise.
932 (sdbout_record_type_name): Remove "const" for NAME declaration.
933 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
935 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
937 * calls.c (store_one_arg): Expand comment.
939 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
941 * calls.c (store_one_arg): Make sure that the entire argument is
942 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
944 2001-09-09 Richard Henderson <rth@redhat.com>
946 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
948 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
950 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
952 2001-09-09 Richard Henderson <rth@redhat.com>
954 * config/alpha/alpha.c (alpha_next_sequence_number): New.
955 (alpha_this_literal_sequence_number): New.
956 (alpha_this_gpdisp_sequence_number): New.
957 (some_operand, input_operand): Add HIGH.
958 (local_symbolic_operand): New.
959 (alpha_encode_section_info): New.
960 (alpha_legitimate_address_p): Allow LO_SUM.
961 (alpha_legitimize_address): Generate HIGH+LO_SUM.
962 (alpha_expand_mov): Likewise.
963 (secondary_reload_class): Check memory_operand not general_operand
965 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
966 (alpha_expand_unaligned_store): Likewise.
967 (alpha_expand_unaligned_load_words): Likewise.
968 (alpha_expand_unaligned_store_words): Likewise.
969 (alpha_expand_block_clear): Likewise.
970 (print_operand): Handle %#, %*, %H.
971 (print_operand_address): Handle LO_SUM.
973 (alpha_does_function_need_gp): Use it.
974 (alpha_expand_block_move): Fix signed compare warnings.
975 (alpha_sa_mask, alpha_align_insns): Likewise.
976 * config/alpha/alpha-protos.h: Update.
977 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
978 (MASK_EXPLICIT_RELOCS): New.
979 (TARGET_SWITCHES): Add -mexplicit-relocs.
980 (EXTRA_CONSTRAINT): Add 'T'.
981 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
982 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
983 (ENCODE_SECTION_INFO): Out line.
984 (REDO_SECTION_INFO_P): New.
985 (STRIP_NAME_ENCODING): New.
986 (ASM_OUTPUT_LABELREF): New.
987 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
988 (PREDICATE_CODES): Update.
989 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
990 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
991 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
992 builtin_setjmp_receiver_er, exception_receiver_1_er,
993 call_value_osf_1_er): New patterns.
994 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
995 (movqi, movhi, movsi): Add explicit $31 base register to lda.
996 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
997 (FINAL_PRESCAN_INSN): New.
999 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
1001 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
1003 2001-09-08 Andreas Jaeger <aj@suse.de>
1005 * i386.h (TARGET_SWITCHES): Fix description.
1007 2001-09-07 David Edelsohn <edelsohn@gnu.org>
1009 * rs6000.c (num_insns_constant): Compute number of instructions
1012 * doc/install.texi: Explain AIX exception handling work-around.
1013 Update URL for AIX fixes.
1015 2001-09-07 Jim Wilson <wilson@redhat.com>
1017 * alias.c (clear_reg_alias_info): New.
1018 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
1019 * rtl.h (clear_reg_alias_info): Declare.
1021 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1023 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
1025 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
1026 (m16m,edivm,emulm): Change declaration to match definition.
1028 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1030 * reload.c (push_reload): Check for subreg_lowpart_p instead of
1031 SUBREG_BYTE being 0 when determining if the inner part of a subreg
1034 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1036 * c-common.c (signed_or_unsigned_type): Handle machine mode types
1037 which have no corresponding C type.
1038 * fold_const.c (target_isinf,target_isnan,target_negative): Update
1039 the representation of 64-bit doubles to work with 64-bit ints.
1041 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
1043 * config/mips/mips.c (override_options): Do not override ISA when ABI
1044 specified if MIPS_CPU_STRING_DEFAULT was specified.
1046 2001-09-07 Richard Henderson <rth@redhat.com>
1048 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
1049 (express_from_1): Wrap lines.
1050 * rtlanal.c (commutative_operand_precedence): Rename from
1051 operand_preference; export.
1052 * rtl.h: Declare it.
1053 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
1054 (simplify_binary_operation): Invoke simplify_plus_minus on
1055 (CONST (PLUS ...)) as well.
1056 (struct simplify_plus_minus_op_data): New.
1057 (simplify_plus_minus_op_data_cmp): New.
1058 (simplify_plus_minus): Use them. Avoid infinite recursion with
1059 simplify_binary_operation wrt CONST.
1061 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
1063 * h8300-protos.h (general_operand_dst_push): Remove.
1064 * h8300.c (general_operand_dst_push): Likewise.
1065 * h8300.h (OK_FOR_T): Likewise.
1066 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
1067 * h8300.md (pushqi_h8300): New.
1068 (pushqi_h8300hs): Likewise.
1070 (pushhi_h8300): Likewise.
1071 (pushhi_h8300hs): Likewise.
1074 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1076 * genattrtab.c (attr_printf): First arg is unsigned.
1077 Clean up formatting of callers.
1079 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
1081 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
1084 2001-09-07 Andreas Jaeger <aj@suse.de>
1086 * i386.h (TARGET_SWITCHES): Fix descriptions.
1088 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1090 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
1092 2001-09-06 Ira Ruben <ira@apple.com>
1094 Remove OP_IDENTIFIER.
1095 * tree.def (OP_IDENTIFIER): Remove.
1096 * tree.c (tree_node_kind enum): Remove op_id_kind.
1097 (tree_node_kind_names): Remove "op_identifiers".
1098 (make_node): Remove OP_IDENTIFIER test.
1099 (build_op_identifier): Removed because it isn't being used.
1100 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
1101 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
1103 2001-09-06 Richard Henderson <rth@redhat.com>
1105 * simplify-rtx.c (simplify_binary_operation): Revert last change.
1107 2001-09-06 Richard Henderson <rth@redhat.com>
1109 * simplify-rtx.c (simplify_binary_operation): Simplify contents
1112 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1114 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
1115 number used for CR register.
1117 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
1118 Joern Rennecke (amylaar@cygnus.com)
1120 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
1121 * h8300.c (initial_offset): Handle offset between RP and FP.
1122 (h8300_return_addr_rtx): New function.
1123 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
1125 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
1126 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
1127 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
1128 (CAN_ELIMINATE, REGISTER_NAMES):
1129 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
1131 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
1133 Remove TYPE_NONCOPIED_PARTS.
1134 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
1135 (struct tree_type): Remove noncopied_parts.
1136 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
1137 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
1138 (fixed_type_p): Remove.
1139 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
1140 (expand_expr, MODIFY_EXPR): Likewise.
1141 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
1142 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
1144 2001-09-06 Alan Modra <amodra@bigpond.net.au>
1146 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
1148 (mask64_operand): Likewise.
1149 (includes_rldic_lshift_p): Likewise.
1150 (includes_rldicr_lshift_p): Likewise.
1152 2001-09-05 Ziemowit Laski <zlaski@apple.com>
1154 * objc/objc-act.c (build_message_expr): If a class method cannot
1155 be found, do not issue a warning if a corresponding instance
1156 method exists in the root class.
1158 2001-09-05 Richard Henderson <rth@redhat.com>
1160 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
1162 2001-09-05 Zack Weinberg <zack@codesourcery.com>
1164 * function.c (ggc_mark_struct_function): Mark f->outer.
1165 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
1166 * integrate.c (output_inline_function): ... not here.
1168 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
1170 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
1172 * i386.c (size_cost): New static variable.
1173 (override_function): Use size_cost when -Os is specified.
1175 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
1176 properly; Use current_function_calls_eh_return.
1177 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
1178 use leave to avoid depdendancy chain.
1180 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
1181 get BB loop_depth instead of computing it from LOOP notes.
1183 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
1185 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
1187 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1188 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
1189 UNALIGNED_DOUBLE_INT_ASM_OP): Define
1191 2001-09-05 Jeffrey A Law (law@cygnus.com)
1192 Jason Merrill (jason@redhat.com)
1194 * stor-layout.c (layout_type): Complain if an array's size can
1195 not be represented in a size_t.
1197 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
1199 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
1201 * gcc.c: (process_command) Add parentheses around assignment
1202 used as truth value.
1204 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
1206 * config/mips/mips.c (save_restore_insns): Don't mark any register
1207 save slots as unchanging if current_function_calls_eh_return.
1209 2001-09-05 Richard Henderson <rth@redhat.com>
1211 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
1212 * config/alpha/alpha-protos.h: Declare it.
1213 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
1214 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
1215 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
1216 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
1217 (REG_OK_FOR_BASE_P): Select one of the above.
1219 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
1221 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
1222 (crti.o): Prefix name of object file with $(T).
1225 2001-09-05 David S. Miller <davem@redhat.com>
1227 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
1228 * config/sparc/linux64.h: Likewise.
1230 2001-09-05 Andreas Jaeger <aj@suse.de>
1232 * doc/invoke.texi (i386 Options): -mwide-multiply is not
1233 available anymore, remove the documentation.
1234 (i386 Options): Fix typo, cleanup index entries.
1236 * prefix.c (concat): Remove, we can use the version from liberty.
1238 2001-09-05 Richard Henderson <rth@redhat.com>
1240 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
1241 New functions split out of md file expanders.
1242 * config/alpha/alpha-protos.h: Declare them.
1243 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
1245 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
1247 * cppmacro.c (funlike_invocation_p): No need to restore context.
1249 2001-09-04 Richard Henderson <rth@redhat.com>
1251 * reload.c (push_reload): Export.
1252 * reload.h (push_reload): Declare it.
1254 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
1255 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1256 * config/alpha/alpha.c (alpha_legitimize_address): New.
1257 (alpha_legitimize_reload_address): Likewise.
1258 * config/alpha/alpha-protos.h: Declare them.
1260 2001-09-04 Stan Shebs <shebs@apple.com>
1262 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
1263 * config/darwin.c (machopic_stub_name): Account for internally
1264 generated lib calls such as memcpy.
1266 2001-09-04 Richard Henderson <rth@redhat.com>
1268 * unwind.h (_UA_END_OF_STACK): New flag.
1269 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
1271 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
1273 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
1275 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
1277 * config/mips/mips.c (save_restore_insns): Change base_offset to
1278 fp_offset in second call to mips_emit_frame_related_store.
1280 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
1282 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
1283 sometimes be represented as a NOTE of type
1284 NOTE_INSN_DELETED_LABEL.
1285 (Insns): Document NOTE_INSN_DELETED_LABEL.
1287 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
1289 * c-common.h (tree_dump_index): Add more comments.
1290 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
1291 (dump_option_value_info): New struct.
1292 (dump_options): New array.
1293 (dump_switch_p): Parse switch options symbolically.
1294 * doc/invoke.texi (-fdump-ast): Rename to ...
1295 (-fdump-tree): ... here. Document that options are symbolic, and
1296 not all are applicable.
1298 2001-09-04 David S. Miller <davem@redhat.com>
1300 * config/sparc/sparc.md (define_splits): Kill constraints.
1302 Cleanup redundant and unused insn attributes.
1303 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
1304 binary, and move. Mark ialu as default.
1305 (commented out define_function_unit "alu"): Kill.
1306 (define_attr "use_clobbered"): Kill.
1307 (whole file): Kill address insn type references. Replace
1308 all unary/binary/move references with ialu.
1309 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
1310 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
1313 Simplify length insn attribute and make more judicious use
1314 of insn attribute defaulting.
1315 * config/sparc/sparc.md (all insns with length > one): Mark as
1316 insn type multi if real instructions, else use default if
1317 it is a forced splitter.
1318 (all insns with length == one): Use default insn length.
1319 (all insns of type ialu): Use default insn type.
1321 Fix erroneous insn attribute settings.
1322 (addx): Set insn type to misc.
1323 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
1324 const_umulsidi3_sp64): Set insn type to imul.
1326 Track SFmode vs DFmode insns according to UltraSPARC
1328 * config/sparc/sparc.md ("fptype"): New attribute, default
1330 (all DFmode single insns): Mark as fptype "double".
1332 2001-09-03 Jakub Jelinek <jakub@redhat.com>
1334 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
1336 2001-09-03 Richard Henderson <rth@redhat.com>
1338 * function.h (struct function): Add arg_pointer_save_area_init.
1339 * function.c (expand_function_end): Init arg_pointer_save_area.
1340 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
1341 when called from a nested function.
1343 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
1345 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
1348 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1350 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
1352 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
1354 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
1355 (emit_push_insn): Use specified padding direction when
1356 STACK_PUSH_CODE is POST_INC.
1358 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
1360 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1362 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
1364 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
1366 * cppinit.c (cpp_start_read): Free the imacros list as we
1367 traverse it. Don't free the chains before returning.
1368 (_cpp_push_next_buffer): Only try pushing buffers if we've
1369 completed -imacros handling.
1371 2001-08-31 Eric Christopher <echristo@redhat.com>
1373 * gcc.c (handle_braces): Add explaination for abort.
1375 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
1377 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
1378 move adjustment of bitpos instead.
1380 2001-08-31 Zack Weinberg <zack@codesourcery.com>
1382 * function.c: Remove all_functions. Make outer_function_chain
1384 (init_function_start): Don't add new function structure to
1386 (find_function_data, push_function_context_to,
1387 pop_function_context_from, put_var_into_stack,
1388 trampoline_address): Update for changed structure element names.
1389 (push_function_context_to): Disentangle.
1390 (free_after_compilation): Also free F.
1391 (expand_dummy_function_end): Don't free cfun here.
1392 (put_var_into_stack): Comment why we can't use find_function_data here.
1393 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
1394 (mark_function_chain): Split into maybe_mark_struct_function and
1395 ggc_mark_struct_function. Export the latter.
1396 (init_function_once): Mark from cfun and outer_function_chain;
1399 * function.h (struct function): Kill next_global. Rename next
1400 to outer. All users updated to match.
1401 (all_functions, outer_function_chain): Don't declare.
1403 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
1404 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
1405 don't touch f->inlinable, after calling rest_of_compilation.
1407 * tree.h: Forward-declare struct function. Prototype
1408 ggc_mark_struct_function.
1410 2001-08-31 Kazu Hirata <kazu@hxi.com>
1412 * config/h8300/h8300.md (*andorhi3): Fix typos.
1414 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1416 * calls.c (emit_library_call_value): Don't use a fixed
1417 argument after VA_CLOSE, i.e. out of scope in traditional C.
1419 * emit-rtl.c (gen_rtvec): Likewise.
1421 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1423 * Makefile.in (c-pragma.o): Depend on output.h.
1424 (reorg.o): Depend on except.h.
1426 * c-pragma.c: Include output.h.
1428 * reorg.c: Include except.h.
1430 * unwind-dw2.c: Call __builtin_alloca, not alloca.
1432 2001-08-31 Richard Henderson <rth@redhat.com>
1434 * sched-deps.c (add_dependence): Don't elide dependancy if the
1435 conditional used by insn is modified in elem.
1437 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
1439 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
1441 2001-08-31 Diego Novillo <dnovillo@redhat.com>
1443 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
1446 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
1448 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
1450 (stormy16_asm_out_constructor): New function.
1451 (TARGET_ASM_CONSTRUCTOR): Define.
1452 (TARGET_ASM_DESTRUCTOR): Define.
1454 2001-08-31 Andreas Jaeger <aj@suse.de>
1456 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
1457 * loop.c (add_label_notes): Likewise.
1458 * reload.c (find_reloads): Likewise.
1459 * config/sh/sh.c (machine_dependent_reorg): Likewise.
1461 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
1463 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
1464 code here. Take _Unwind_{W,Sw}ord*.
1465 (read_encoded_value_with_base): Use them.
1466 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
1468 (extract_cie_info): Simplify read_?leb128 handling.
1469 (execute_stack_op, execute_cfa_program): Likewise.
1470 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
1472 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
1474 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
1475 the frame pointer to pop the stack if convenient.
1477 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
1478 Don't use post-increment before combine.
1479 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
1480 a call-saved register.
1482 2001-08-31 Andreas Jaeger <aj@suse.de>
1484 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
1487 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
1489 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
1490 not DIV/MOD, of course.
1492 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
1494 * rtl.def: Undo my patch commited 2001-08-27.
1496 * genattrtab.c: Ditto.
1500 * sched-int.h: Ditto.
1502 * target-def.h: Ditto.
1506 * haifa-sched.c: Ditto.
1508 * sched-rgn.c: Ditto.
1510 * sched-vis.c: Ditto.
1512 * Makefile.in: Ditto.
1514 * doc/md.texi: Ditto.
1516 * doc/tm.texi: Ditto.
1518 * doc/contrib.texi: Ditto.
1520 * doc/gcc.texi: Ditto.
1522 * genattrtab.h: Remove it.
1524 * genautomata.c: Remove it.
1526 * genattr.c: Undo my patch and Richard Henderson's patch commited
1529 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
1531 * config.gcc (h8300-*-elf*): New case.
1532 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
1533 (SUBTARGET_CPP_SPEC): Define.
1534 (EXTRA_SPECS): Define.
1535 (SUBTARGET_EXTRA_SPECS): Define.
1536 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
1537 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
1539 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
1541 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
1542 (LIB2FUNCS_EXTRA): Define.
1543 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
1544 config/h8300/fixunssfsi.c: New file.
1546 2001-08-30 Kazu Hirata <kazu@hxi.com>
1548 * config/h8300/h8300.md (zero_extendqihi2): Changes to
1549 define_expand to accomodate target-specific attributes.
1550 (anonymous zero_extendqihi2 patterns): New.
1552 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
1554 * h8300.md (*andorhi3): New pattern.
1556 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
1558 * h8300.c (dosize): Fix test for "sub".
1560 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
1562 * c-typeck.c (pointer_diff): Try to eliminate common term before
1565 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
1567 * config/arm/arm.c (arm_compute_initial_elimination_offset):
1568 Account for the saves of the FP registers.
1570 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
1571 (TEXT_SECTION_ASM_OP): Define.
1572 (INIT_SECTION_ASM_OP): Define.
1573 (FINI_SECTION_ASM_OP): Define.
1574 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
1575 (RDATA_SECTION_FUNCITON): Provide prototype.
1577 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
1579 * reload1.c (move2add_note_store): Correct typo checking for
1582 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
1584 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
1585 note should not be considered outside the libcall block.
1587 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1589 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
1591 2001-08-29 Kazu Hirata <kazu@hxi.com>
1593 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
1595 2001-08-29 Kazu Hirata <kazu@hxi.com>
1597 * config/h8300/h8300-protos.h: Add a prototype for
1599 * config/h8300/h8300.c (emit_logical_op): New.
1600 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
1607 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1609 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
1610 comparison with rtx INTVAL.
1611 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
1613 * pa.h (FUNCTION_ARG_SIZE): Likewise.
1615 2001-08-29 Kazu Hirata <kazu@hxi.com>
1617 * config/h8300/lib1funcs.asm: Update the copyright. Fix
1620 2001-08-29 Kazu Hirata <kazu@hxi.com>
1622 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
1623 (reg n) to (mem (pre_dec (reg n))
1624 (anonymous movsi pattern): Likewise.
1626 2001-08-29 Kazu Hirata <kazu@hxi.com>
1628 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
1630 2001-08-29 Kazu Hirata <kazu@hxi.com>
1632 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
1633 several special constants.
1635 2001-08-29 Kazu Hirata <kazu@hxi.com>
1637 * config/h8300/lib1funcs.asm: Fix comment typos.
1639 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1641 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
1642 Fix format specifier warnings.
1644 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
1645 inet_makeaddr, semctl): Prototype.
1647 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
1648 (save_restore_insns): Use base_offset, not gp_offset.
1650 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
1651 (ASM_OUTPUT_BYTE): Fix format specifier warning.
1653 2001-08-29 Richard Henderson <rth@redhat.com>
1655 * bb-reorder.c (function_tail_eff_head): New.
1656 (record_effective_endpoints): Set it.
1657 (fixup_reorder_chain): Use it.
1659 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1661 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
1663 2001-08-28 Dale Johannesen <dalej@apple.com>
1665 * config/darwin.c (machopic_function_base_name): Add const
1666 qualifier to a string.
1667 (darwin_encode_section_info): Ditto.
1669 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1671 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
1672 function definition.
1674 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
1676 * df.h (struct df): Add rts_order variable.
1678 * df.c (df_visit_next_rts): New function.
1679 (df_visit_next): Renamed to df_visit_next_rc
1680 (df_analyse_1): Allocate/compute/free rts_order as well.
1681 (df_rd_global_compute): Use df_visit_next_rc instead of
1683 (df_ru_global_compute): Use df_visit_next_rts instead of
1686 * flow.c (flow_reverse_top_sort_order_compute): New function.
1688 * basic-block.h: Add prototype.
1690 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
1692 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
1693 blocks, the BB_REACHABLE is now set, rather than aux being
1694 non-NULL. Update the test to reflect this.
1696 2001-08-28 Eric Christopher <echristo@redhat.com>
1698 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
1699 config/mips/crti.asm: Ditto.
1701 2001-08-28 Eric Christopher <echristo@redhat.com>
1702 Richard Henderson <rth@redhat.com>
1704 * c-pragma.h (add_weak): Move prototype from here...
1705 * output.h (add_weak): ... to here.
1706 * varasm.c (add_weak): Fix typo.
1707 * config/mips/crti.asm: New file.
1708 * config/mips/crtn.asm: Ditto.
1709 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
1710 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
1711 (INVOKE__main): Ditto.
1712 (INIT_SECTION_ASM_OP): New.
1713 (FINI_SECTION_ASM_OP): Ditto.
1714 (STARTFILE_SPEC): Add crti.
1715 (ENDFILE_SPEC): Add crtn.
1716 * config/mips/elf64.h: Same.
1717 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
1719 * config/mips/vxworks.h: Ditto.
1720 * config/mips/t-elf: Support crti and crtn.
1722 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
1724 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
1727 2001-08-28 Richard Henderson <rth@redhat.com>
1729 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
1730 (one_cmplbi2 splitter): Remove redundant test.
1732 2001-08-28 Dale Johannesen <dalej@apple.com>
1734 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
1736 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
1738 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
1740 2001-08-28 Stan Shebs <shebs@apple.com>
1742 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
1743 (UNALIGNED_SHORT_ASM_OP): Define.
1744 (UNALIGNED_INT_ASM_OP): Define.
1746 2001-08-28 Will Cohen <wcohen@redhat.com>
1748 * config/rs6000/rs6000.md (store_multiple): Correct RTL
1749 generation for first set.
1751 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1753 * flow.c (redirect_edge_succ_nodup): Return new edge.
1754 (try_simplify_condjump): Use new edge.
1755 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
1757 * cse.c (cse_basic_block): Skip note instructions.
1759 2001-08-27 Richard Henderson <rth@redhat.com>
1761 * combine.c (combine_simplify_rtx): Don't reverse condition
1762 if there is no reverse for the condition.
1763 (simplify_comparison): Don't simplify subregs from INT to FP.
1765 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
1766 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
1767 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
1768 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
1769 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
1770 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
1772 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1774 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
1775 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
1777 (adddi_dilshr32, adddi_dishl32): Only data register can be
1778 source for mem destination.
1780 * expmed.c (store_bit_field): Ignore adjustment to bitpos
1781 and use bitnum to decide about register move.
1783 2001-08-27 Richard Henderson <rth@redhat.com>
1785 * genattr.c (main): Emit state_t even when not doing scheduling.
1787 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1788 Richard Henderson <rth@redhat.com>
1790 * gcse.c (reg_first_set, reg_last_set): Replace with ...
1791 (reg_avail_info, current_bb): ... these.
1792 (oprs_unchanged_p, record_last_reg_set_info): Use them.
1793 (compute_hash_table): Likewise.
1795 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1797 * flow.c (verify_flow_info): Use checksums to verify edges.
1799 2001-08-27 Richard Henderson <rth@redhat.com>
1801 * genautomata.c (expand_automata): Always create a description.
1803 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
1805 * optabs.c (expand_binop): Correctly handle the carry in multiword
1806 add/subtract operations.
1808 2001-08-27 Fred Fish <fnf@be.com>
1810 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
1813 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
1815 * reload.c (find_reloads_toplev): Back out this change:
1817 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
1819 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
1820 mem if the address is a mode_dependent_address_p.
1822 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
1824 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
1825 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
1826 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
1829 * genattr.c (main): New variable num_insn_reservations. Increase
1830 it if there is DEFINE_INSN_RESERVATION. Output automaton based
1831 pipeline hazard recognizer interface.
1833 * genattrtab.h: New file.
1835 * genattrtab.c: Include genattrtab.h.
1836 (attr_printf, check_attr_test, make_internal_attr,
1837 make_numeric_value): Move protypes into genattrtab.h. Define them
1839 (num_dfa_decls): New global variable.
1840 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
1841 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
1842 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
1843 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
1845 * genautomata.c: New file.
1847 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
1849 * sched-int.h: (curr_state): Add the external definition for
1850 automaton pipeline interface.
1851 (haifa_insn_data): Add comments for members blockage and units.
1853 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
1854 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
1855 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
1856 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
1857 TARGET_SCHED_DFA_POST_CYCLE_INSN,
1858 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
1859 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
1861 (TARGET_SCHED): Use the new macros.
1863 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
1864 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
1865 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
1866 dfa_bubble): New members in gcc_target.sched.
1868 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
1869 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
1870 (insn_queue): Redefine it as pointer to array.
1871 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
1873 (max_insn_queue_index_macro_value): New variable.
1874 (curr_state, dfa_state_size, ready_try): New varaibles for
1875 automaton interface.
1876 (ready_element, ready_remove, max_issue): New function prototypes
1877 for automaton interface.
1878 (choose_ready): New function prototype.
1879 (insn_unit, blockage_range): Add comments.
1880 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
1881 FUNCTION_UNITS_SIZE == 0.
1882 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
1883 actual_hazard, potential_hazard): Add comments.
1884 (insn_cost): Use cost -1 as undefined value. Remove
1885 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
1887 (ready_element, ready_remove): New functions for automaton
1889 (schedule_insn): Add new code for automaton pipeline interface.
1890 (queue_to_ready): Add new code for automaton pipeline interface.
1891 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
1892 (debug_ready_list): Print newline when the queue is empty.
1893 (max_issue): New function for automaton pipeline interface.
1894 (choose_ready): New function.
1895 (schedule_block): Add new code for automaton pipeline interface.
1896 Print ready list before scheduling each insn.
1897 (sched_init): Add new code for automaton pipeline interface.
1898 Initiate insn cost by -1.
1899 (sched_finish): Free the current automaton state and finalize
1900 automaton pipeline interface.
1902 * sched-rgn.c: Include target.h.
1903 (init_ready_list, new_ready, debug_dependencies): Add new code for
1904 automaton pipeline interface.
1906 * sched-vis.c: Include target.h.
1907 (get_visual_tbl_length): Add code for automaton interface.
1908 (target_units, print_block_visualization): Add comments.
1910 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
1911 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
1912 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
1913 (getruntime.o, genautomata.o): New entries.
1914 (genattrtab.o): Add new dependency file genattrtab.h.
1915 (genattrtab): Add new dependencies. Link it with `libm.a'.
1916 (getruntime.o, hashtab.o): New entries for canadian cross.
1918 * doc/md.texi: Description of automaton based model.
1920 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
1922 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
1923 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
1924 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
1925 TARGET_SCHED_DFA_POST_CYCLE_INSN,
1926 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
1927 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
1928 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
1930 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
1931 MAX_DFA_ISSUE_RATE): New macro descriptions.
1933 * doc/contrib.texi: Add dfa based scheduler contribution.
1935 * doc/gcc.texi: Add more information about genattrtab.
1937 2001-08-27 Diego Novillo <dnovillo@redhat.com>
1939 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
1942 2001-08-27 Richard Henderson <rth@redhat.com>
1944 * function.c (expand_function_end): Don't init arg_pointer_save_area.
1945 (get_arg_pointer_save_area): New. Create an init it here.
1946 (fix_lexical_addr): Use it.
1947 * function.h: Declare it.
1948 * builtins.c (expand_builtin_setjmp_receiver): Use it.
1949 * stmt.c (expand_nl_goto_receiver): Use it.
1951 2001-08-27 Richard Henderson <rth@redhat.com>
1953 * final.c (final_scan_insn): Don't enter APP_ON mode for
1956 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
1957 alignment for assemble_integer for DW_EH_PE_aligned.
1958 * except.c (output_function_exception_table): Likewise.
1960 2001-08-26 Andreas Jaeger <aj@suse.de>
1962 * c-tree.h: Add prototyp for c_sizeof_nowarn.
1964 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
1966 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
1968 2001-08-27 Alan Modra <amodra@bigpond.net.au>
1970 * config/rs6000/rs6000.c (mask_operand): Rewrite without
1972 (mask64_operand): Likewise.
1973 (rldic_operand): Delete.
1974 (includes_lshift64_p): Delete.
1975 (includes_rldic_lshift_p): New function.
1976 (includes_rldicr_lshift_p): New function.
1977 (print_operand): Don't call rldic_operand in case 'W'.
1978 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
1979 (includes_lshift64_p): Remove.
1980 (includes_rldic_lshift_p): Declare.
1981 (includes_rldicr_lshift_p): Declare.
1982 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
1983 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
1984 Replace match_operand rldic_operand predicate with
1985 const_int_operand. Replace includes_lshift64_p condition with
1986 includes_rldic_lshift_p.
1987 <ashldi3_internal 64 bit rldicr patterns>: New.
1989 2001-08-27 Andreas Jaeger <aj@suse.de>
1991 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
1992 * errors.c: Likewise.
1993 * final.c: Likewise.
1994 * dwarf2asm.c: Likewise.
1995 * doprint.c (checkit): Likewise.
1996 * diagnostic.c: Likewise.
1997 * collect2.c: Likewise.
1998 * calls.c: Likewise.
1999 * c-semantics.c (build_stmt): Likewise.
2000 * c-format.c (status_warning): Likewise.
2001 * c-errors.c (pedwarn_c99): Likewise.
2002 * builtins.c (validate_arglist): Likewise.
2003 * config/pj/pj.c (pj_printf): Likewise.
2004 * fix-header.c: Likewise.
2006 * gcov.c (fnotice): Likewise.
2007 * gensupport.c (message_with_line): Likewise.
2008 * mips-tfile.c: Likewise.
2009 * protoize.c (notice): Likewise.
2010 * read-rtl.c (fatal_with_file_and_line): Likewise.
2011 * rtl-error.c: Likewise.
2012 * tradcpp.c: Likewise.
2014 * cp/tree.c (build_min_nt): Likewise.
2015 (build_min): Likewise.
2016 * cp/lex.c: Likewise.
2017 * cp/errfn.c: Likewise.
2018 * cp/rtti.c (create_pseudo_type_info): Likewise.
2020 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
2022 * df.c (df_uses_record): Return after recording all uses
2025 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
2027 * df.c (df_insn_modify): Realloc the INSN table here, if
2028 necessary, here, too.
2030 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
2032 * config/mips/mips.c (mips_function_value): Handle complex return
2035 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
2037 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
2039 * reload.c (make_memloc): Copy result if it is still
2040 reg_equiv_memory_loc[regno] on return.
2041 (subst_reloads) [ENABLE_CHECKING]: Check that none of
2042 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
2043 reg_equiv_mem are modified by the substitutions.
2045 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
2047 * predict.c (expensive_function_p): New.
2048 * rtl.h (expensive_function_p): Declare.
2049 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
2050 (use_fast_prologue_epilogue): New static variable.
2051 (expand_prologue): Set it; emit short prologues if unset.
2052 (expand_epilogue): Likewise.
2054 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
2056 * config.gcc: Add stormy16-*-elf case.
2057 * config/stormy16/stormy-abi: New file.
2058 * config/stormy16/stormy16-lib2.c: New file.
2059 * config/stormy16/stormy16-protos.h: New file.
2060 * config/stormy16/stormy16.c: New file.
2061 * config/stormy16/stormy16.h: New file.
2062 * config/stormy16/stormy16.md: New file.
2063 * config/stormy16/t-stormy16: New file.
2065 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
2067 * i386.h (no-accumulate-outgoing-args): Use proper mask.
2069 2001-08-24 David Edelsohn <edelsohn@gnu.org>
2071 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
2072 descriptor members are pointer size, not constant 4.
2073 * config/rs6000/rs6000.md (define_splits): Remove more unused
2076 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2078 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
2080 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
2082 * cp/rtti.c (VPARAMS): Fix parameter.
2084 2001-08-24 Zack Weinberg <zackw@panix.com>
2086 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
2088 (mode_for_extraction): No need for #ifdefs. Add default-case abort
2090 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
2091 in if controlling use of insv.
2092 (extract_bit_field): Likewise, for extv and extzv.
2094 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2096 * i386.md (movcc peep2): Fix load of 0.
2098 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2100 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
2101 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
2103 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
2105 * c-pragma.h: Move weak_syms and weak_decls...
2106 * varasm.c: ...here. Now static.
2107 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
2108 depend on HANDLE_PRAGMA_WEAK.
2110 * c-common.c (c_alignof, c_alignof_expr): Move here...
2111 * c-typeck.c: ...from here.
2112 * c-tree.h, c-common.h: Adjust.
2114 2001-08-23 Bernd Schmidt <bernds@redhat.com>
2116 * config/ia64/ia64.c (rws_update): If !pred, set write_count
2117 instead of incrementing it.
2119 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
2120 asm ready, don't try to move them all into the same array element.
2122 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
2124 * function.c (thread_prologue_and_epilogue_insns): Avoid
2125 fallthru flag on edge to exit.
2127 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
2129 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
2132 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
2134 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
2135 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
2136 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
2139 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
2141 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
2142 replace "GNU CC" with "GCC".
2144 2001-08-23 Richard Henderson <rth@redhat.com>
2146 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
2147 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
2148 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
2149 Need GR between FR and not GR_AND_FR.
2150 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
2151 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
2152 AR regs before GR regs.
2153 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
2154 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
2155 (REGISTER_MOVE_COST): Update.
2156 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
2158 2001-08-23 Richard Henderson <rth@redhat.com>
2160 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
2163 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
2165 * reload1.c (emit_reload_insns): Don't look for notes
2166 on a NULL store_insn.
2168 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2170 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
2171 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
2172 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
2173 format specifier warnings.
2174 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
2176 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
2178 * config/i386/i386-protos.h: Correct declaration of
2179 i386_pe_asm_named_section.
2181 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
2183 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
2185 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
2187 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
2189 * cpperror.c (print_location): Don't show _Pragma.
2190 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
2191 and file change callback generation here.
2192 (stack_include_file): Update use of cpp_push_buffer.
2193 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
2194 (struct cpp_buffer): Remove type, pfile members.
2195 * cppinit.c (cpp_handle_option): Use free_chain.
2196 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
2197 (skip_escaped_newlines, get_effective_char, lex_percent): Take
2198 a cpp_reader rather than a cpp_buffer.
2199 (skip_escaped_newlines, get_effective_char, skip_block_comment,
2200 skip_line_comment, parse_string, lex_percent, lex_dot,
2201 _cpp_lex_token): Update accordingly.
2202 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
2204 (cpp_push_buffer): Update prototype.
2205 (run_directive): Update use of cpp_push_buffer.
2206 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
2207 handle_assertion): Update use of run_directive.
2208 * cpplib.h (enum cpp_buffer_type): Remove.
2209 (cpp_push_buffer): Update prototype.
2210 * fix-header.c (read_scan_file): Update.
2212 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2214 * gcc.c (struct prefix_list): Change prefix to const char *.
2216 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2218 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
2220 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
2222 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
2225 * jump.c (squeeze_notes): Take parms by reference. Handle END being
2228 * ifcvt.c (dead_or_predicable): Adjust.
2229 * loop.c (find_and_verify_loops): Adjust.
2230 * stmt.c (expand_end_case): Adjust.
2231 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
2232 head and end insn pointers in the basic block, not just local copies.
2233 (merge_blocks_move_predecessor_nojumps): Likewise.
2235 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
2237 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
2238 bitmap.h, builtin-types.def, builtins.c, builtins.def,
2239 c-aux-info.c, c-common.c, c-common.def, c-common.h,
2240 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
2241 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
2242 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
2243 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
2244 conditions.h, config.gcc, configure.frag, configure.in,
2245 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
2246 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
2247 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
2248 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
2249 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
2250 emit-rtl.c, errors.c, errors.h, except.c, except.h,
2251 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
2252 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
2253 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
2254 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
2255 gencheck.c, gencodes.c, genconfig.c, genemit.c,
2256 genextract.c, genflags.c, gengenrtl.c, genmultilib,
2257 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
2258 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
2259 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
2260 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
2261 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
2262 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
2263 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
2264 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
2265 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
2266 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
2267 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
2268 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
2269 params.h, predict.c, predict.def, predict.h, prefix.c,
2270 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
2271 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
2272 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
2273 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
2274 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
2275 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
2276 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
2277 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
2278 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
2279 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
2280 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
2281 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
2282 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
2283 xcoffout.h: replace "GNU CC" with "GCC".
2285 2001-08-21 Richard Henderson <rth@redhat.com>
2287 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
2288 (final_scan_insn): Consider jump tables data even if we have no
2289 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
2291 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
2292 (ASM_OUTPUT_CASE_END): Remove.
2293 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
2294 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
2295 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
2297 2001-08-21 Richard Henderson <rth@redhat.com>
2299 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
2300 at barrier insns. Emit stop bits before barriers.
2302 * flow.c (flow_find_cross_jump): Don't consider unconditional
2303 return insns for commoning.
2305 * final.c (compute_alignments): Fix typo.
2307 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
2308 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
2309 (store_bit_field): Use mode_for_extraction more places.
2310 (extract_bit_field): Likewise.
2312 2001-08-21 Zack Weinberg <zackw@panix.com>
2314 * caller-save.c: Don't include insn-codes.h.
2315 (reg_save_code, reg_restore_code): Make arrays of int.
2316 All uses updated to match.
2317 (insert_save, insert_restore): No need to initialize "code"
2318 variable upon declaration.
2319 * Makefile.in: update dependencies; fix typo in clean rule.
2321 2001-08-21 Richard Henderson <rth@redhat.com>
2323 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
2324 (merge_if_block): Handle fallout from same.
2326 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2328 * builtins.c (type_to_class): Fix typo in last change.
2330 2001-08-21 Richard Henderson <rth@redhat.com>
2332 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
2333 ia64_asm_output_label.
2335 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
2336 copy of gp while the real gp register contains garbage.
2338 2001-08-21 Zack Weinberg <zackw@panix.com>
2340 * expmed.c (mode_for_extraction): New function.
2341 (store_bit_field, extract_bit_field): Use it.
2342 * expr.h: Prototype it and provide an enum for its first argument.
2344 * combine.c, function.c, recog.c: Don't include insn-codes.h.
2345 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
2346 and digging through the insn_data tables.
2347 * Makefile.in: Update dependencies.
2349 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
2351 * cppfiles.c (stack_include_file): line-map.c now handles include
2353 (handle_missing_handler): Similarly.
2354 (_cpp_execute_include): Similarly.
2355 (_cpp_pop_file_buffer): Similarly.
2356 * cpphash.h (struct cpp_reader): Remove system_include_depth,
2357 buffer_stack_depth and include_depth.
2358 * cpplib.c (do_include_common): line-map.c now handles include depth.
2359 (cpp_push_buffer): Similarly.
2360 (_cpp_pop_buffer): Similarly.
2361 * cppmacro.c (builtin_macro): Update.
2362 * line-map.c (init_line_maps): Set depth.
2363 (add_line_map): Increment "used" earlier. Update and use the
2365 (trace_include): Use the include depth.
2366 * line-map.h (struct line_maps): New member depth.
2368 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2370 * cppfiles.c (stack_include_file): Don't handle -H here.
2371 * cppinit.c (cpp_start_read): Set include tracing after
2372 cpp_post_options and after stacking the main file.
2373 * line-map.c (trace_include): New.
2374 (init_line_maps, add_line_map): Update.
2375 * line-map.h (struct line_maps): New member trace_includes.
2377 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2379 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
2380 * cppfiles.c (stack_include_file): Only stack a file if there
2381 is something to do. Return a boolean indicating whether a
2382 buffer was stacked or not.
2383 (_cpp_execute_include): Similarly.
2384 (_cpp_read_file): Similarly.
2385 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
2387 2001-08-21 Sam Steingold <sds@gnu.org>
2389 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
2390 (RECACHE): keep obufp_before_macroname up to date
2392 2001-08-21 Zack Weinberg <zackw@panix.com>
2394 * stmt.c: Don't include insn-codes.h.
2395 (expand_end_case): Machine specific logic moved to expr.c.
2396 No need to worry about __builtin_classify_type.
2397 (check_for_full_enumeration_handling, emit_case_nodes):
2400 * builtins.o (expand_builtin_classify_type): Split up so code
2401 can be shared with fold_builtin_classify_type.
2402 (type_to_class, fold_builtin_classify_type): New functions.
2403 (fold_builtins): Handle __builtin_classify_type.
2405 * expr.c (do_tablejump): Now static.
2406 (case_values_threshold, try_casesi, try_tablejump): New;
2407 code mostly from stmt.c (expand_end_case).
2408 (expr.h): Update prototypes.
2410 * Makefile.in (stmt.o): Update dependencies.
2412 2001-08-21 Will Cohen <wcohen@redhat.com>
2414 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
2415 declaration of variable i.
2416 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
2417 declaration of variable i.
2419 2001-08-21 Richard Henderson <rth@redhat.com>
2421 * crtstuff.c: Fix thinko last change. Move list tails to start
2422 of CRT_END section. Tidy ifdefs.
2423 (__EH_FRAME_BEGIN__): Always static for ELF.
2424 (__do_global_ctors_1): Rename from __frame_dummy.
2425 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
2426 name change; don't hide __EH_FRAME_BEGIN__.
2428 2001-08-21 Richard Henderson <rth@redhat.com>
2430 * gdbinit.in: Move break on exit after break on fancy_abort.
2432 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
2435 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2437 * cpphash.h (_cpp_push_next_buffer): New.
2438 * cppinit.c (do_includes): Remove.
2439 (push_include, free_chain, _cpp_push_next_buffer): New.
2440 (cpp_start_read): Use them to rework command line option handling.
2441 (cpp_handle_option): Combine handling of -include and -imacros.
2442 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
2443 appropriate. Always insert missing \n at EOF.
2444 * cpplib.c (start_directive): Get the directive position right.
2445 * cppmain.c (cb_file_change): Always print the first line, unless
2448 2001-08-20 Andreas Jaeger <aj@suse.de>
2450 * profile.c (compute_branch_probabilities): Remove extra new-line
2452 * flow.c (verify_flow_info): Likewise.
2454 2001-08-20 Diego Novillo <dnovillo@redhat.com>
2456 * basic-block.h (basic_block): Add new field 'flags'.
2457 (BB_REACHABLE): Define.
2458 (expunge_block): Declare.
2459 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
2460 (EXIT_BLOCK_PTR): Ditto.
2461 (expunge_block): Remove static declaration.
2462 (cleanup_cfg): Clear bb->aux on every basic block.
2463 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
2464 computing reachability.
2465 (delete_unreachable_blocks): Delete block b if b->flags has
2468 2001-08-20 Diego Novillo <dnovillo@redhat.com>
2470 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
2472 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2474 * sparc.c (sparc_variable_issue): Fix typo in last change.
2476 2001-08-20 Richard Henderson <rth@redhat.com>
2478 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
2480 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
2482 * pa.h (RETURN_IN_MEMORY): Improve comment.
2484 2001-08-20 Janis Johnson <janis187@us.ibm.com>
2486 * doc/invoke.texi (Profiling options): Clarify the interactions
2487 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
2489 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
2491 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
2494 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2496 * gcc.c (make_relative_prefix): Allocate a sufficiently large
2499 2001-08-20 Richard Henderson <rth@redhat.com>
2501 * final.c (end_final): Fix typo last change.
2503 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
2505 * cppinit.c (init_standard_includes): The returned buffer
2506 is already malloc-ed.
2507 * gcc.c (add_prefix): Similarly.
2508 * prefix.c (translate_name): Update to support clear buffer
2510 (update_path): Similarly. Be sure to free any newly allocated
2511 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
2513 * prefix.h (update_path): Update prototype and document.
2514 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
2515 up and update to new buffer ownership rules.
2516 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
2518 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
2520 * final.c (compute_alignments): New function.
2521 (init_insn_lengths): Do not care label_align.
2522 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
2523 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
2524 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
2525 (shorted_branches): Realloc label_align array; do
2526 not call init_insn_lengths; Do not care about loop alignments.
2527 * output.h (compute_alignments): Declare.
2528 * toplev.c (rest_of_compilation): Call compute_alignments.
2529 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
2531 * predict.c (block_info_def): Add npredecesors, remove nvisited;
2532 change visited to tovisit.
2533 (propagate_freq): Use faster traversing algorithm.
2534 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
2535 to tovisit; reverse meaning.
2537 * predict.c (struct block_info_def): Remove nvisited.
2538 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
2539 (estimate_bb_frequencies): Call mark_dfs_back_edges.
2541 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
2543 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
2544 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
2545 (TARGET_FUSED_MADD): New.
2546 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
2547 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
2548 the multiply-add instructions.
2550 2001-08-19 Richard Henderson <rth@redhat.com>
2552 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
2553 is aligned to pointer size.
2555 2001-08-19 Richard Henderson <rth@redhat.com>
2557 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
2558 display markers during final schedule.
2560 2001-08-19 Richard Henderson <rth@redhat.com>
2562 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
2564 2001-08-19 Richard Henderson <rth@redhat.com>
2566 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
2568 (ASM_NAME_TO_STRING): Remove.
2569 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
2570 in the same string. Remove support for expressions.
2572 2001-08-19 Richard Henderson <rth@redhat.com>
2574 * config/i386/i386.md (tablejump): Make an expander; handle
2575 pic relative addressing here.
2576 (tablejump_1): Rename from tablejump_pic.
2579 2001-08-19 Richard Henderson <rth@redhat.com>
2581 * regclass.c (fix_register): Fix typo.
2583 2001-08-18 Richard Henderson <rth@redhat.com>
2585 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
2586 (struct _Unwind_Context): Expand br_loc to hold it.
2587 (uw_frame_state_for): Handle leaf functions better.
2588 (uw_update_reg_address): Update for br_loc change.
2590 2001-08-18 Richard Henderson <rth@redhat.com>
2592 * crtstuff.c: Move list heads before code that uses them.
2593 (__JCR_LIST__): Remove initial null.
2594 (frame_dummy, __frame_dummy): Do java registration here ...
2595 (__do_global_ctors_aux): ... not here.
2597 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
2598 (__do_global_dtors_aux): Update to match.
2599 (__JCR_LIST__, __do_jv_register_classes): New.
2601 * config/ia64/crtend.asm (__JCR_END__): New.
2602 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
2603 instead of an indirect LTOFF22 reloc.
2605 2001-08-18 Richard Henderson <rth@redhat.com>
2607 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
2608 * regclass.c (init_reg_sets_1): Fix typo.
2609 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
2610 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
2611 (ia64_compute_frame_size): Make ar.unat live when in use.
2612 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
2613 for ar.pfs; remove ar.unat handling.
2614 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
2616 (PREDICATE_CODES): Add ar_pfs_reg_operand.
2617 * config/ia64/ia64-protos.h: Update decls.
2618 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
2619 (sibcall_pic): Likewise.
2621 2001-08-18 Richard Henderson <rth@redhat.com>
2623 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
2624 pred_rel_mutex when searching for insn_group_barrier.
2625 * config/ia64/ia64.md (cycle_display): Combine the expander
2628 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
2629 bit before asm as needed.
2631 2001-08-18 Richard Henderson <rth@redhat.com>
2633 * timevar.def (TV_MACH_DEP): New.
2634 * toplev.c (rest_of_compilation): Use it.
2635 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
2637 2001-08-18 Zack Weinberg <zackw@panix.com>
2639 * unwind-dw2.c (execute_stack_op): Add default aborts to
2640 the inner switches to prevent warnings.
2642 2001-08-18 Richard Henderson <rth@redhat.com>
2644 * timevar.h (struct timevar_time_def): Change element type to float.
2645 (ticks_to_msec, clocks_to_msec): Likewise.
2646 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
2647 (get_time): Likewise.
2648 (timevar_print): Adjust zero check and printing to match.
2650 2001-08-18 Zack Weinberg <zackw@panix.com>
2652 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
2653 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
2654 Eliminate overfull or underfull hboxes.
2656 2001-08-18 Zack Weinberg <zackw@panix.com>
2658 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
2660 2001-08-18 Zack Weinberg <zackw@panix.com>
2662 * haifa-sched.c: Convert to target hooks. Macros replaced
2663 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
2664 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
2665 MD_SCHED_FINISH, and HAVE_cycle_display.
2666 * target-def.h (TARGET_SCHED_ADJUST_COST,
2667 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
2668 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
2669 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
2670 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
2671 New hook #defines to be overridden.
2672 (TARGET_SCHED): Bring them all together.
2673 (TARGET_INITIALIZER): Update.
2674 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
2675 instead of 'struct rtx_def *' throughout.
2676 (struct sched): New set of hooks for the scheduler.
2677 * Makefile.in (haifa-sched.o): Depend on target.h.
2678 * doc/tm.texi: Document the new scheduler hooks, together in
2679 their own section, instead of scattered around.
2680 Fix a bunch of underfull/overfull hboxes.
2682 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
2683 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
2684 sparc.h: Don't define any of the old scheduler macros.
2686 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
2687 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
2688 sparc.c: Create hook functions from code extracted from
2689 corresponding target header, or make existing hooks static, as
2690 appropriate. Set the appropriate entries in targetm.
2692 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
2693 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
2694 rs6000-protos.h, s390-protos.h, sparc-protos.h:
2695 Remove prototypes for functions which are now static.
2697 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
2698 related gunk; the Haifa scheduler is now the only choice.
2700 2001-08-18 Zack Weinberg <zackw@panix.com>
2702 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
2703 * genopinit.c: Put floating point divide insns in sdiv_optab.
2704 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
2705 * config/gofast.h, config/c4x/c4x.h,
2706 config/ia64/hpux_longdouble.h, config/mips/mips.h,
2707 config/pa/long_double.h, config/rs6000/sysv4.h,
2708 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
2709 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
2710 (init_optabs): Use init_optabv for overflow-trapping optabs.
2711 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
2712 cmp_optab RTX codes so have_insn_for can find them.
2714 * optabs.c (expand_simple_binop, expand_simple_unop,
2715 have_insn_for, gen_sub3_insn): New interfaces.
2716 * expr.h: Prototype new functions.
2717 (enum optab_methods): Move here from optabs.h.
2719 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
2720 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
2721 Use new functions instead of working directly with optabs.
2722 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
2723 unroll.c: Don't include optabs.h.
2724 * caller-save.c, combine.c, function.c, stmt.c: Just include
2725 insn-codes.h, not optabs.h.
2726 * Makefile.in: Update dependencies.
2728 * combine.c (make_compound_operation, simplify_comparison):
2729 Fix typos testing for this or that instruction.
2731 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2733 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
2734 generating libgcc.a.
2736 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2738 * except.c (TYPE_HASH): Delete.
2740 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
2743 * tree.c (TYPE_HASH): Delete.
2745 * tree.h (TYPE_HASH): Define.
2747 2001-08-18 Graham Stott <grahams@redhat.com>
2749 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
2751 (adddi3_internal_2+2): Likewise.
2752 (eh_set_lr_di+1): Likewise.
2754 2001-08-17 Richard Henderson <rth@redhat.com>
2756 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2757 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
2758 * dwarf2asm.c: ... here.
2759 * dwarfout.c: Remove them.
2761 * varasm.c (assemble_integer): Add align parameter.
2762 (assemble_real, output_constant, output_constructor): Likewise.
2763 * output.h: Update decls.
2764 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
2765 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
2766 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
2767 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
2768 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
2771 * final.c (end_final): Abort profile block generation if we
2772 havn't layed it out properly.
2773 * output.h (assemble_eh_integer): Remove stale decl.
2774 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
2776 (assemble_integer): Handle unaligned data.
2777 (assemble_real): Abort on unaligned data.
2778 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
2780 (default_dtor_section_asm_out_destructor): Use assemble_align.
2781 (default_named_section_asm_out_constructor): Likewise.
2782 (default_ctor_section_asm_out_constructor): Likewise.
2783 * config/darwin.c (machopic_asm_out_constructor): Likewise.
2784 (machopic_asm_out_destructor): Likewise.
2785 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
2786 (nextstep_asm_out_destructor): Likewise.
2787 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
2788 (vms_asm_out_destructor): Likewise.
2790 2001-08-17 Richard Henderson <rth@redhat.com>
2792 * config/mips/iris6.h (TARGET_IRIX6): New.
2793 (current_section_name, current_section_flags): New.
2794 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
2795 (MAX_OFILE_ALIGNMENT): New.
2796 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
2797 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
2798 (copy_file_data): Split out from
2799 (mips_asm_file_end): ... here.
2800 (mips_asm_file_start): Remove extra .section directive. Use
2801 tmpfile instead of mips_make_temp_file.
2802 (mips_unique_section): Use const char * as needed for warnings.
2803 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
2804 re-add align parameter.
2805 (iris6_asm_named_section): New.
2806 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
2807 (iris6_asm_output_align, iris6_section_align_1): New.
2808 (iris6_asm_file_start, iris6_asm_file_end): New.
2809 * config/mips/mips-protos.h: Update decls.
2811 2001-08-17 Janis Johnson <janis187@us.ibm.com>
2813 * doc/install.texi (Install GCC): Add links to build status pages.
2815 (Final install): Ditto; request updates for specific info
2817 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
2819 * cpperror.c (print_location): Don't take a file name; use the
2821 (_cpp_begin_message): Similarly.
2822 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
2823 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
2824 (cpp_pedwarn_with_file_and_line): Remove.
2825 * cppfiles.c (stack_include_file): Update; set filename to stdin
2826 here when appropriate.
2827 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
2828 (_cpp_begin_message): Don't take a file name.
2829 * cppinit.c: Add comment.
2830 * cpplex.c: Fix end-of-directive indicator.
2831 * cpplib.c: Don't include intl.h.
2832 (run_directive, do_diagnostic): Update.
2833 (do_line): Update to not use nominal_fname.
2834 (cpp_push_buffer): Don't take a filename.
2835 * cpplib.h (struct ht): Remove.
2836 (cpp_push_buffer): Don't take a filename.
2837 (cpp_pedwarn_with_file_and_line): Remove.
2838 * cppmacro.c (struct cpp_macro): Remove file.
2839 (builtin_macro): Update.
2840 (_cpp_create_definition): Update.
2841 * cppmain.c: Correct comment.
2842 * fix-header.c (read_scan_file): Update.
2844 2001-08-17 Kazu Hirata <kazu@hxi.com>
2846 * sbitmap.c: Fix comment formatting.
2847 * sched-deps.c: Likewise.
2848 * sibcall.c: Likewise.
2849 * simplify-rtx.c: Likewise.
2851 * ssa-ccp.c: Likewise.
2852 * stor-layout.c: Likewise.
2853 * timevar.c: Likewise.
2854 * toplev.c: Likewise.
2855 * unwind-dw2.c: Likewise.
2856 * unwind-dw2-fde.c: Likewise.
2857 * varasm.c: Likewise.
2859 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
2861 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
2862 or larger than an integer in memory.
2864 2001-08-17 Zack Weinberg <zackw@panix.com>
2866 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
2867 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
2868 * rtl.h: Don't forward-declare union tree_node here. Don't
2869 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
2870 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
2871 and tree respectively.
2872 * tree.h: Don't forward-declare struct rtx_def here. Don't
2873 typedef tree here. Change all uses of struct rtx_def *,
2874 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
2875 and tree respectively.
2877 2001-08-17 Richard Henderson <rth@redhat.com>
2879 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
2880 config/mips/openbsd.h: Fix typos last change.
2882 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2884 * doc/invoke.texi (Optimize Options): The default for
2885 -finline-limit is 600.
2887 2001-08-17 Richard Henderson <rth@redhat.com>
2889 * varasm.c (text_section): Allow TEXT_SECTION to override the
2890 printing of TEXT_SECTION_ASM_OP.
2891 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
2892 (DATA_SECTION, BSS_SECTION): Remove.
2893 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
2894 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
2895 Rename from s/_NAME//.
2896 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
2897 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
2898 (TEXT_SECTION): ... here. New.
2899 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
2900 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
2901 * config/mips/openbsd.h: Likewise.
2902 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
2903 (mips_asm_file_end): Likewise test.
2904 (mips_output_function_epilogue): Likewise. Switch back to data
2905 section after emitting the function.
2907 * doc/tm.texi (Sections): Document TEXT_SECTION.
2909 2001-08-17 Richard Henderson <rth@redhat.com>
2911 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
2912 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
2914 2001-08-17 Richard Henderson <rth@redhat.com>
2916 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
2917 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
2918 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
2919 Add aligned attribute.
2921 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
2923 * config/sh/sh.md: Add modes to unspecs in first insn to match
2924 those in the second.
2926 * Makefile.in: Fix collect2 copy for Cygwin.
2928 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
2930 Install the proper patch.
2931 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
2932 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
2933 (expand_function_start): Likewise.
2934 * stmt.c (expand_decl): Likewise.
2935 * varasm.c (make_decl_rtx): Likewise.
2937 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
2939 * final.c: Undo my previous accidental checkin.
2940 * output.h: Likewise.
2941 * tm.texi: Likewise.
2943 2001-08-16 Richard Henderson <rth@redhat.com>
2945 * varasm.c (named_section_flags): Remove align parameter.
2946 * varasm.c, dwarf2out.c: Update all callers.
2947 * output.h: Update prototypes.
2949 * target.h (target.asm_out.named_section): Remove align parameter.
2950 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
2951 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
2952 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
2953 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
2954 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
2956 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
2957 (get_named_section_flags, set_named_section_flags): New.
2958 (named_section_flags): Use them.
2959 (named_section): Do decl vs section flags check here...
2960 (default_section_type_flags): ... not here.
2961 (init_varasm_once): Create in_named_htab.
2962 (resolve_unique_section): Mark reloc unused.
2964 2001-08-16 Richard Henderson <rth@redhat.com>
2966 * varasm.c (force_const_mem): Keep pool alignment in bits.
2967 (output_constant_pool): Use assemble_align.
2969 2001-08-16 Zack Weinberg <zackw@panix.com>
2971 * doc/tm.texi: Remove extra @table command.
2973 2001-08-16 Zack Weinberg <zackw@panix.com>
2975 * final.c (shorten_branches): Clear the end of the label_align
2976 array only if we made it larger. Break up messy expressions
2979 * diagnostic.c (internal_error): Check for error recursion
2980 before doing ICE suppression.
2982 * timevar.c: Timing variables now count in milliseconds.
2983 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
2984 (get_time): Not here.
2985 (timevar_print): Don't print any timer whose user, cpu, and
2986 wall times are all zero as displayed.
2987 * timevar.h: Update comment aboout units. Make timevar
2990 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
2992 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
2993 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
2994 (expand_function_start): Likewise.
2995 * stmt.c (expand_decl): Likewise.
2996 * varasm.c (make_decl_rtx): Likewise.
2998 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
3000 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
3001 (finalize_record_size): Don't set TYPE_USER_ALIGN.
3003 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3005 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
3008 2001-08-16 Andreas Jaeger <aj@suse.de>
3010 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
3013 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
3015 * rtl.h (only_sets_cc0_p): New prototype.
3016 * jump.c (sets_cc0_p): Handle INSN.
3017 (only_sets_cc0_p): New function.
3018 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
3019 (tidy_fallthru_edge): Likewise.
3020 * integrate.c (copy_insn_list): Likewise.
3021 * unroll.c (unroll_loop): Likewise.
3022 (copy_loop_body): Likewise.
3024 2001-08-15 Jason Eckhardt <jle@redhat.com>
3026 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
3028 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
3030 * predict.c (struct block_info_def): Remove nvisited.
3031 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
3032 (estimate_bb_frequencies): Call mark_dfs_back_edges.
3034 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
3035 (ix86_adjust_cost): Teach scheduler that latency to load operand can
3038 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
3040 * predict.def: Update hitrates.
3042 2001-08-15 Richard Henderson <rth@redhat.com>
3044 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
3046 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
3048 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
3049 note from its associated jump.
3051 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3053 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
3054 also on 64-bit s390x targets.
3056 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
3058 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
3060 (arm_expand_prologue): Handled nested functions which take a
3061 variable argument list.
3062 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
3063 macro with an invocation of
3064 arm_compute_initial_elimination_offset.
3065 * config/arm/arm-protos.h: Prototype
3066 arm_compute_initial_elimination_offset.
3068 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3070 * doc/install.texi (Specific, avr): Fix markup.
3071 (Specific, c4x): Ditto.
3073 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3075 * predict.c (dump_prediction): Change `bool' parameter to `int'.
3077 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
3079 * Makefile.in (OBJS): Add rtl-error.o
3080 (rtl-error.o): New rule.
3081 (diagnostic.o): Adjust dependency.
3082 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
3083 error_for_asm, _fatal_insn, _fatal_insn_not_found,
3084 warning_for_asm): Move to...
3085 rtl-error.c: ...here. New file.
3087 2001-08-14 Richard Henderson <rth@redhat.com>
3089 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
3090 if USING_SJLJ_EXCEPTIONS.
3092 2001-08-14 Steve Ellcey <sje@cup.hp.com>
3094 * tlink.c (scan_linker_output): Check string for unsatisfied in
3095 addition to undefined and unresolved.
3097 2001-08-14 Graham Stott <grahams@redhat.com>
3099 * libgcc2.c (*): Replace EH_FRAME_SECTION with
3100 EH_FRAME_SECTION_NAME.
3102 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
3104 * genattrtab.c (simplify_test_exp_in_temp): New function.
3105 (simplify_test_exp): Avoid explicit use of temporary obstack.
3106 (simplify_cond, insert_right_side, evaluate_eq_attr,
3107 simplify_and_tree, simplify_or_tree, eliminate_known_true):
3108 Use simplify_test_exp_in_temp.
3109 (optimize_attrs): Iterate until expression stabilizes.
3111 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
3113 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
3114 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
3116 2001-08-13 Richard Henderson <rth@redhat.com>
3118 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
3119 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
3120 * config/arm/conix-elf.h: Likewise.
3122 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
3124 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
3126 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
3128 * gcse.c (hash_scan_set): Expressions that are set as part of
3129 jump instructions are not available.
3131 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3133 * config/s390/s390.c (print_operand, s390_function_prologue,
3134 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
3136 2001-08-13 Richard Henderson <rth@redhat.com>
3138 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
3139 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
3140 * doc/tm.texi (Exception Region Output): Document it.
3142 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
3144 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
3145 DWARF2 instead of stabs by default.
3147 2001-08-13 David Edelsohn <edelsohn@gnu.org>
3149 * config/rs6000/rs6000.c: Include optabs.h.
3151 2001-08-13 David Edelsohn <edelsohn@gnu.org>
3153 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
3154 save/restore routines.
3155 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
3157 2001-08-13 Andreas Jaeger <aj@suse.de>
3159 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
3160 the english is correct.
3162 2001-08-13 Zack Weinberg <zackw@panix.com>
3164 * expr.h: Split out optab- and libfunc-related code to...
3165 * optabs.h, libfuncs.h: ... these new headers.
3167 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
3169 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
3171 * mkconfig.sh: Don't include insn-codes.h from config.h.
3173 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
3174 enum insn_code is available. Move reload_in_optab and
3175 reload_out_optab array declarations to optabs.h.
3176 * regmove.c (gen_add3_insn): Move to optabs.c, export from
3177 there, prototype in expr.h.
3178 * gencodes.c: Cleanup: zap global variables, don't use
3179 printf where puts will do, don't bother defining MAX_INSN_CODE
3180 which nothing uses, let CODE_FOR_nothing get its value implicitly.
3182 * genemit.c, genopinit.c: Include optabs.h in generated file.
3183 * genoutput.c: Include insn-codes.h in generated file.
3184 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
3185 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
3186 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
3187 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
3188 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
3189 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
3191 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
3192 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
3193 config/m88k/m88k.c, config/sparc/sparc.c:
3195 * reload.c: Include expr.h and optabs.h before reload.h.
3196 * config/alpha/alpha.c: Include tree.h before reload.h.
3197 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
3198 and reload.h in that order.
3199 * config/sparc/sparc.c: Include debug.h.
3200 * recog.c: Include insn-codes.h.
3202 2001-08-13 Andreas Jaeger <aj@suse.de>
3204 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
3207 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
3209 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
3210 * gcc.c (init_spec): Fix typo in comment.
3211 * varasm.c (data_section): Fix typo in comment.
3213 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
3215 * predict.c (dump_prediction): New argument "USED".
3216 (combine_predictions_for_insn): Determine the used heuristics,
3217 output the case no heuristic applied.
3218 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
3220 2001-08-13 Andreas Jaeger <aj@suse.de>
3222 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
3225 2001-08-13 Kazu Hirata <kazu@hxi.com>
3227 * jump.c: Fix formatting.
3229 2001-08-13 Kazu Hirata <kazu@hxi.com>
3231 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
3234 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
3236 * loop.c (check_dbra_loop): Use condjump_label to compute
3239 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
3240 to better document the files they're in.
3242 2001-08-12 Zack Weinberg <zackw@panix.com>
3244 * recog.h (struct insn_operand_data): Shrink 'mode' field
3247 2001-08-12 Kazu Hirata <kazu@hxi.com>
3249 * gcc.c: Fix comment formatting.
3250 * gccspec.c: Likewise.
3253 * genemit.c: Likewise.
3254 * gengenrtl.c: Likewise.
3255 * genrecog.c: Likewise.
3256 * gensupport.c: Likewise.
3257 * ggc-page.c: Likewise.
3258 * global.c: Likewise.
3259 * graph.c: Likewise.
3260 * ifcvt.c: Likewise.
3261 * integrate.c: Likewise.
3263 * libgcc2.c: Likewise.
3265 * mbchar.c: Likewise.
3266 * optabs.c: Likewise.
3267 * predict.c: Likewise.
3268 * prefix.c: Likewise.
3269 * profile.c: Likewise.
3270 * protoize.c: Likewise.
3272 * recog.c: Likewise.
3273 * regclass.c: Likewise.
3274 * regmove.c: Likewise.
3275 * reg-stack.c: Likewise.
3276 * reload1.c: Likewise.
3277 * resource.c: Likewise.
3278 * rtlanal.c: Likewise.
3281 2001-08-12 Kazu Hirata <kazu@hxi.com>
3283 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
3284 a tree representing a constant is passed to the macro.
3286 2001-08-12 Richard Henderson <rth@redhat.com>
3288 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
3289 (rs6000_elf_asm_out_destructor): New.
3290 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
3291 (DTORS_SECTION_ASM_OP): Remove.
3292 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3293 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
3295 2001-08-12 David Edelsohn <edelsohn@gnu.org>
3298 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3299 * gcc.c (set_collect_gcc_options): New function, split out from
3301 Ignore elided switches.
3302 (do_spec_1): Invoke before executing command.
3303 (set_input): Export.
3304 Move declaration ...
3305 * gcc.h (set_input): ... here.
3306 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
3309 2001-08-12 Richard Henderson <rth@redhat.com>
3311 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
3312 thinko wrt TARGET_RELOCATABLE.
3314 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
3316 * fix-header.c (cb_file_change): Update prototype.
3318 2001-08-11 Zack Weinberg <zackw@panix.com>
3320 * toplev.c (set_float_handler): Make static.
3321 * toplev.h: Don't prototype set_float_handler.
3323 * simplify-rtx.c: Don't include setjmp.h.
3324 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
3326 (simplify_unary_operation, simplify_binary_operation): Use them,
3327 via do_float_handler.
3329 * fold-const.c: Don't include setjmp.h.
3330 (exact_real_inverse_1): New function.
3331 (exact_real_inverse): Use it, via do_float_handler.
3333 * varasm.c: Don't include setjmp.h.
3334 (assemble_real_1): New function.
3335 (assemble_real): Use it, via do_float_handler.
3336 Call internal_error if we get a trap here.
3338 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
3339 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
3341 2001-08-11 Zack Weinberg <zackw@panix.com>
3343 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
3344 STACK_BOUNDARY if not already defined.
3346 * calls.c, function.c, reload1.c, explow.c: Don't default
3347 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
3348 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
3350 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
3353 * doc/tm.texi: Document that STACK_BOUNDARY is required;
3354 clarify difference between it and PREFERRED_STACK_BOUNDARY.
3356 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3358 * cppmacro.c (enter_macro_context): Push macro expansions even
3361 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3363 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
3364 (rs6000_elf_section_type_flags): Actually return a value.
3366 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
3368 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
3369 Clean up code: add missing comments and prototypes, fix warnings,
3370 remove obsolete code, fix spacing to conform to coding style.
3372 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
3374 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
3375 and TARGET_ASM_CLOSE_PAREN.
3376 (regclass_map): CC register belongs to class NO_REGS.
3377 (legitimize_pic_address): Don't generate unnecessary moves
3378 (to avoid confusing loop optimization).
3379 (check_and_change_labels): Replace jump_long by indirect_jump.
3380 (s390_final_chunkify): Don't start a new literal pool on section
3381 switch in 64-bit code.
3382 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
3384 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
3385 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
3386 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
3388 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
3389 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
3390 (CONST_COSTS): Fixed incorrect costs.
3392 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
3393 Use emit_jump instead of emit_jump_insn (gen_jump).
3394 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
3395 (to avoid confusing flow analysis).
3396 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
3397 (casesi, casesi_jump): New.
3398 (jump_long): Removed. Functionality merged into indirect_jump.
3399 (indirect_jump): Accept address_operand, not just register_operand.
3400 (cjump_long, icjump_long): Use same logic as indirect_jump.
3401 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
3402 Fixed broken setjmp/longjmp handling.
3403 (do_builtin_setjmp_setup): Removed.
3405 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
3406 broken GNU as versions that don't accept .quad with large
3407 negative values. Use hexadecimal output instead.
3408 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
3409 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
3410 FUNCTION_EPILOGUE): Removed. Now in targetm.
3412 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
3414 * config/s390/fixdfdi.h: Add missing copyright statement.
3415 Fix type conflicts on 64-bit. Add missing SFmode routines.
3417 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
3420 2001-08-11 Richard Henderson <rth@redhat.com>
3422 * rtl.h (REG_EH_RETHROW): Remove.
3423 * rtl.c (reg_note_name): Update.
3424 * combine.c (distribute_notes): Don't check for it.
3426 2001-08-11 Richard Henderson <rth@redhat.com>
3428 * combine.c (distribute_notes): Place REG_SETJMP.
3430 2001-08-11 Richard Henderson <rth@redhat.com>
3432 * doc/extend.texi (Arrays and pointers implementation): Discourage
3433 relying on sign-extension of pointers.
3435 2001-08-11 H.J. Lu <hjl@gnu.org>
3437 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
3439 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
3440 RDATA_SECTION_ASM_OP.
3442 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3444 * doc/install.texi (Specific, c4x): Fix cross-reference to the
3445 main manual to work both for info and HTML versions.
3447 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3448 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3450 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
3451 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
3452 (struct cpp_pool): New member first.
3453 * cppinit.c (append_include_chain): Plug memory leaks.
3454 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
3455 Allocate pragma structures from the (aligned) macro pool to
3456 avoid leaking memory.
3457 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
3458 so we don't leak memory.
3459 * hashtable.c (ht_destroy): New.
3460 * hashtable.h (ht_destroy): New.
3462 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3463 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3465 * c-lex.c (map): Make const.
3466 (cb_file_change): Update for callback passing a line map.
3467 Don't assume we have a previous map. Remove sanity check
3468 about popping too many files.
3469 * cpperror.c (print_location): Make map const.
3470 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
3471 (cpp_make_system_header): Similarly.
3472 (search_from): Similarly.
3473 (_cpp_execute_include): Don't remember where we came from.
3474 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
3475 (struct cpp_reader): Make map const.
3476 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
3477 * cpplib.c (do_line): Update; line maps now hold sysp.
3478 (cpp_push_buffer): Similarly.
3479 (_cpp_do_file_change): Similarly; callback with map instead.
3480 (cpp_get_line_maps): Constify return value.
3481 (_cpp_pop_buffer): Update.
3482 * cpplib.h (struct cpp_file_change): Remove.
3483 (struct cpp_callbacks): Update.
3484 (cpp_get_line_maps): Constify return value.
3485 * cppmacro.c (_cpp_create_definition): Update.
3486 * cppmain.c (struct printer): Constify map.
3487 (maybe_print_line): Similarly.
3488 (print_line): Similarly. Deduce flags 1 and 2 here.
3489 (cb_file_change): Update.
3490 * line-map.c (free_line_maps): Warn regardless.
3491 (add_line_map): Return pointer to const. When passed NULL to_file
3492 with LC_LEAVE, use the obvious values for the return point so the
3493 caller doesn't have to figure them out.
3494 (lookup_line): Return pointer to const.
3495 (print_containing_files): Take pointer to const.
3496 * line-map.h (struct line_map): New members reason, sysp.
3497 (add_line_map): Return pointer to const.
3498 (lookup_line): Similarly.
3499 (print_containing_files): Take pointer to const.
3501 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
3502 Richard Henderson <rth@redhat.com>
3504 * regmove.c (regmove_optimize): Avoid setting a register twice in
3507 2001-08-10 Richard Henderson <rth@redhat.com>
3509 * doc/extend.texi (Arrays and pointers implementation): Document
3510 behavior of pointer/integer conversion.
3512 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
3514 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
3516 2001-08-10 Richard Henderson <rth@redhat.com>
3518 * doc/extend.texi (C Implementation): New chapter.
3519 * doc/gcc.texi (Top): Link it in.
3521 2001-08-10 Andrew Cagney <ac131313@redhat.com>
3523 * doc/install.texi (Specific): Fix CVS merge botch.
3525 2001-08-10 Richard Henderson <rth@redhat.com>
3527 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
3528 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
3530 2001-08-10 Zack Weinberg <zackw@stanford.edu>
3532 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
3533 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
3534 this macro is now required.
3536 * cselib.c (cselib_process_insn), flow.c (propagate_block),
3537 loop.c (find_and_verify_loops), reload.c (reload): Check
3538 for rtx code of CALL_INSN, not CALL, when deciding if we
3539 need to check for REG_SETJMP note.
3541 * gcse.c (compute_hash_table, compute_store_table): Update
3542 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
3545 * config/avr/avr.c: Fix typo.
3546 * config/convex/convex.c (expand_movstr): Use adjust_address.
3547 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
3549 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
3550 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
3552 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
3553 Do define STACK_BOUNDARY.
3554 * config/i370/i370.c: Include expr.h.
3555 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
3556 config/pa/som.h, config/v850/v850.h: Take in_ctors and
3557 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
3558 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
3559 * config/m88k/m88k.c: Include c-tree.h after expr.h.
3560 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
3561 * config/romp/romp.c: Include expr.h after tree.h.
3563 (output_fpop): Use xmalloc, not oballoc.
3564 * config/we32k/we32k.c: Include expr.h.
3566 2001-08-10 Kazu Hirata <kazu@hxi.com>
3568 * config/h8300/h8300.h: Fix formatting.
3570 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
3572 * c-common.h (RETURN_NULLIFIED_P): Lose.
3573 * c-semantics.c (genrtl_return_stmt): Don't check it.
3575 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3577 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
3578 (mips_annotate_frame_insn): New function.
3579 (mips_emit_frame_related_store): New function.
3580 (save_restore_insns): Don't mark instructions that set up the base
3581 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
3582 the store instructions instead.
3583 (mips_expand_prologue): If the stack size is moved into a temporary
3584 register, do not mark that move as frame-related. Add a
3585 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
3587 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3589 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
3590 stack slot as unchanging if current_function_calls_eh_return.
3592 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3594 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
3595 access the second half of the TFmode scratch operand.
3597 2001-08-10 Anthony Green <green@redhat.com>
3599 * java/class.c (emit_register_classes): Conditionalize code on
3602 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3604 * doc/install.texi (Specific, avr): Fix cross-reference to the
3605 main manual to work both for info and HTML versions.
3607 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
3609 * stmt.c (expand_null_return_1): Remove code to generate simple returns
3610 and "use_goto" argument.
3611 (expand_null_return, expand_value_return): Update all callers.
3612 * function.c (expand_function_end): Remove code to generate simple
3614 * config/vax/vax.md (epilogue): New expander for function return.
3615 * doc/md.texi (epilogue): Remove "if defined".
3617 2001-08-09 Zack Weinberg <zackw@stanford.edu>
3619 * Makefile.in: Partially revert my previous change:
3620 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
3621 of the hashtab.o and safe-ctype.o rules.
3623 2001-08-09 Richard Henderson <rth@redhat.com>
3625 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
3626 (USE_COLLECT2): Remove duplicate definition.
3627 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
3628 (use_collect2): Remove dead code.
3629 * configure.in (use_collect2): Remove will_use_collect2 and
3630 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
3631 * configure: Rebuild.
3633 * target.h (targetm.asm_out.constructor): New.
3634 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
3635 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
3636 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
3637 * varasm.c (in_ctors, in_dtors): New.
3638 (assemble_constructor, assemble_destructor): Remove.
3639 (default_stabs_asm_out_destructor): New.
3640 (default_named_section_asm_out_destructor): New.
3641 (dtors_section, default_dtor_section_asm_out_destructor): New.
3642 (default_stabs_asm_out_constructor): New.
3643 (default_named_section_asm_out_constructor): New.
3644 (ctors_section, default_ctor_section_asm_out_constructor): New.
3645 * output.h: Update declarations.
3646 * c-decl.c (c_expand_body): Use target hooks instead of
3647 assemble_constructor and assemble_destructor.
3648 * profile.c (output_func_start_profiler): Likewise.
3649 * objc/objc-act.c (finish_objc): Likewise.
3650 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
3651 for the constructor.
3652 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
3654 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
3655 (DTORS_SECTION_ASM_OP): Likewise.
3656 (__CTOR_LIST__): Use attribute section when possible.
3657 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
3659 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
3660 ASM_OUTPUT_CONSTRUCTOR.
3662 * config/darwin.c (machopic_asm_out_constructor): New.
3663 (machopic_asm_out_destructor): New.
3664 * config/darwin-protos.h: Update declarations.
3665 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3666 (ASM_OUTPUT_DESTRUCTOR): Remove.
3667 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3668 * config/nextstep.c (nextstep_asm_out_constructor): New.
3669 (nextstep_asm_out_destructor): New.
3670 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3671 (ASM_OUTPUT_DESTRUCTOR): Remove.
3672 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3673 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
3674 ASM_OUTPUT_*STRUCTOR.
3675 * config/i386/aix386ng.h: Likewise.
3677 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
3678 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
3679 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
3680 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3681 * config/lynx.h: Likewise.
3682 * config/netware.h: Likewise.
3683 * config/psos.h: Likewise.
3684 * config/alpha/alpha-interix.h: Likewise.
3685 * config/alpha/elf.h: Likewise.
3686 * config/arc/arc.h: Likewise.
3687 * config/arm/aof.h: Likewise.
3688 * config/arm/coff.h: Likewise.
3689 * config/arm/elf.h: Likewise.
3690 * config/c4x/c4x.h: Likewise.
3691 * config/h8300/h8300.h: Likewise.
3692 * config/i386/cygwin.h: Likewise.
3693 * config/i386/djgpp.h: Likewise.
3694 * config/i386/i386-coff.h: Likewise.
3695 * config/i386/i386-interix.h: Likewise.
3696 * config/i386/sco5.h: Likewise.
3697 * config/i386/vsta.h: Likewise.
3698 * config/i386/win32.h: Likewise.
3699 * config/i960/i960-coff.h: Likewise.
3700 * config/ia64/sysv4.h: Likewise.
3701 * config/m68hc11/m68hc11.h: Likewise.
3702 * config/m68k/coff.h: Likewise.
3703 * config/m68k/mot3300.h: Likewise.
3704 * config/m88k/m88k.h: Likewise.
3705 * config/mcore/mcore-pe.h: Likewise.
3706 * config/mcore/mcore.h: Likewise.
3707 * config/mips/elf.h: Likewise.
3708 * config/mips/elf64.h: Likewise.
3709 * config/mips/iris6.h: Likewise.
3710 * config/pa/pa64-hpux.h: Likewise.
3711 * config/rs6000/sysv4.h: Likewise.
3712 * config/sh/sh.h: Likewise.
3713 * config/sparc/litecoff.h: Likewise.
3715 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
3716 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
3717 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3718 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3719 (ASM_OUTPUT_DESTRUCTOR): Remove.
3720 * config/a29k/a29k.c: Move include of tree.h.
3721 * config/a29k/udi.h: Delete file.
3722 * config/alpha/alpha.c (vms_asm_out_constructor): New.
3723 (vms_asm_out_destructor): New.
3724 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
3725 (EXTRA_SECTION_FUNCTIONS): Likewise.
3726 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3727 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3728 * config/c4x/c4x.c: Move include of tree.h.
3729 * config/clipper/clipper.c (clix_asm_out_constructor): New.
3730 (clix_asm_out_destructor): New.
3731 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3732 (ASM_OUTPUT_DESTRUCTOR): Remove.
3733 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3734 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3735 (TARGET_ASM_CONSTRUCTOR): New.
3736 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
3737 (sco_asm_out_constructor): New.
3738 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
3739 * config/i386/svr3gas.h: Remove stack grows up code.
3740 Remove code duplicated from i386/sysv3.h.
3741 (TARGET_ASM_CONSTRUCTOR): New.
3742 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3743 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
3744 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3745 (TARGET_ASM_CONSTRUCTOR): New.
3746 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
3747 (m68hc11_asm_out_destructor): New.
3748 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
3749 (TARGET_ASM_DESTRUCTOR): New.
3750 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
3751 * config/m68k/dpx2.h: Properly undef all the bits inherited from
3752 config/svr3.h pertaining to section manipulation.
3753 * config/m68k/dpx2g.h: Remove #if 0 code.
3754 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
3755 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
3756 (ASM_OUTPUT_CONSTRUCTOR): Remove.
3757 (TARGET_ASM_CONSTRUCTOR): New.
3758 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
3759 (m88k_svr3_asm_out_constructor): New.
3760 (m88k_svr3_asm_out_destructor): New.
3761 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3762 (ASM_OUTPUT_DESTRUCTOR): Remove.
3763 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3764 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
3765 * config/rs6000/aix.h: Likewise.
3766 * config/mips/rtems64.h: Don't undef removed constructor related bits.
3767 * config/mips/vxworks.h: Likewise.
3768 * config/rs6000/lynx.h: Likewise.
3769 * config/sh/elf.h: Likewise.
3770 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
3771 (DTORS_SECTION_ASM_OP): New.
3772 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3773 (ASM_OUTPUT_DESTRUCTOR): Remove.
3774 * config/sparc/sol2-sld-64.h: Likewise.
3775 * config/vax/vax.c (vms_asm_out_constructor): New.
3776 (vms_asm_out_destructor): New.
3777 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3778 (ASM_OUTPUT_DESTRUCTOR): Remove.
3779 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3781 * doc/tm.texi (@node Initialization): Update.
3783 2001-08-09 Richard Henderson <rth@redhat.com>
3785 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
3786 (__do_global_dtors_aux): Use gp-relative static data to avoid
3787 one dynamic relocation.
3788 (__do_frame_setup): Register Java classes.
3789 * config/alpha/crtend.asm (__JCR_END__): New.
3791 2001-08-09 Zack Weinberg <zackw@stanford.edu>
3793 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
3794 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
3795 (GEN, STAGESTUFF): Add new files.
3796 (insn-constants.h, s-constants, tm-preds.h, s-preds,
3797 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
3798 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
3799 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
3800 as well as insn-codes.h and insn-flags.h in config.h; and no
3801 extra headers in tconfig.h and hconfig.h.
3803 * gencodes.c: Eliminate code to generate predicate declarations
3804 or #defines for md-file constants.
3805 * genconstants.c, genpreds.c: New files.
3807 * i386.md: Re-order guard expressions such that TARGET_64BIT
3808 comes first, when this permits better optimization. Add
3809 TARGET_64BIT to more x86-64 patterns. Add comment explaining
3810 why this is desirable.
3812 2001-08-09 Jakub Jelinek <jakub@redhat.com>
3814 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
3815 (find_fde_for_dso): Remove.
3816 (_Unwind_IteratePhdrCallback): New.
3817 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
3818 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
3820 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3822 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
3823 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
3825 2001-08-09 Graham Stott <grahams@redhat.com>
3827 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
3828 (vis_no_unit): Use it.
3829 (visualize_no_unit): Add the insn only if room exists.
3831 2001-08-09 Graham Stott <grahams@redhat.com>
3833 * predict.c (estimate_probability): Replace magic numbers with
3834 appropriate enumeration.
3836 2001-08-09 Graham Stott <grahams@redhat.com>
3838 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
3840 (EXTRACT_FLAGS): Likewise.
3842 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
3844 * config/mips/mips.c (mips_legitimate_address_p): Check for
3845 CONST_INT in last patch.
3847 2001-08-08 Anthony Green <green@redhat.com>
3849 * java/class.c (emit_register_classes): Use assemble_jcr if
3850 possible. Keep the original mechanism as a fallback.
3851 * defaults.h (JCR_SECTION_NAME): Define if we have named section
3852 and weak symbol support.
3853 * crtstuff.c (__JCR_LIST__): Define.
3854 (__JCR_END__): Define.
3855 (_Jv_RegiserClasses): Define weak symbol if possible.
3856 (__do_global_ctors_aux): Register classes for ELF targets with
3857 weak symbol support.
3859 2001-08-08 Kazu Hirata <kazu@hxi.com>
3861 * dbxout.c: Fix comment formatting.
3862 * dependence.c: Likewise.
3864 * diagnostic.c: Likewise.
3865 * dominance.c: Likewise.
3866 * doprint.c: Likewise.
3867 * dwarf2out.c: Likewise.
3868 * dwarfout.c: Likewise.
3869 * emit-rtl.c: Likewise.
3870 * except.c: Likewise.
3871 * explow.c: Likewise.
3872 * expmed.c: Likewise.
3875 * fold-const.c: Likewise.
3876 * function.c: Likewise.
3878 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3880 * global.c (retry_global_alloc): Avoid shadowing allocno.
3882 2001-08-08 Mark Mitchell <mark@codesourcery.com>
3884 * except.c (remove_fixup_regions): Fix typo.
3886 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
3888 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
3889 unsigned HOST_WIDE_INT to avoid warning.
3890 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
3891 * flow.c (set_block_for_new_insns): Likewise.
3893 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
3895 * sibcall.c (return_value_pseudo): New static variable.
3896 (skip_copy_to_return_value): Handle return_value_pseudo.
3897 (call_ends_block_p): Ensure that return_value_pseudo is set.
3898 (optimize_sibling_and_tail_recursive_call): Discover the
3899 load of pseudo return value in alternate exit block.
3901 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3903 * calls.c (ECF_ALWAYS_RETURN): New constant.
3904 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
3905 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
3906 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
3907 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
3908 * rtl.c (reg_note_name): New name.
3909 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
3911 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
3913 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
3915 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
3917 * alias.c (get_alias_set): Return a previously calculated
3918 alias set for a VAR_DECL.
3919 * function.c (gen_mem_addressof): Calculate the alias set before
3922 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
3924 * predict.def: Set hitrates according our experimental run.
3926 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
3928 * i386.h (HARD_REGNO_RENAME_OK): New macro.
3930 2001-08-08 H.J. Lu <hjl@gnu.org>
3932 * config/mips/mips.c (mips_unique_section): New. Copied from
3935 * config/mips/mips-protos.h (mips_unique_section): New
3938 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
3940 * config/mips/little.h: New. Generic little endian mips
3941 targets. Only mips*-*-linux* is converted to use it so far.
3943 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
3944 (WCHAR_TYPE): Defined
3945 (WCHAR_TYPE_SIZE): Likewise.
3946 (INIT_SUBTARGET_OPTABS): Likewise.
3947 (BSS_SECTION_ASM_OP): Likewise.
3948 (SBSS_SECTION_ASM_OP): Likewise.
3949 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
3950 (ASM_DECLARE_OBJECT_NAME): Likewise.
3951 (UNIQUE_SECTION): Likewise.
3952 (EXTRA_SECTIONS): Likewise.
3953 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3954 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3955 (ASM_OUTPUT_DEF): Likewise.
3956 (HANDLE_SYSV_PRAGMA): Removed.
3957 (NO_IMPLICIT_EXTERN_C): Likewise.
3958 (TARGET_MEM_FUNCTIONS): Likewise.
3959 (STARTFILE_SPEC): Likewise.
3960 (ENDFILE_SPEC): Likewise.
3961 (LIB_SPEC): Likewise.
3962 (INVOKE__main): Likewise.
3963 (CTOR_LIST_BEGIN): Likewise.
3964 (CTOR_LIST_END): Likewise.
3965 (DTOR_LIST_BEGIN): Likewise.
3966 (DTOR_LIST_END): Likewise.
3967 (SET_ASM_OP): Likewise.
3968 (ASM_OUTPUT_SOURCE_LINE): Likewise.
3969 (ASM_OUTPUT_DEF): Likewise.
3970 (ASM_OUTPUT_IDENT): Likewise.
3972 * config/mips/mips.h (ASM_SPEC): Undefine before define.
3973 (CPLUSPLUS_CPP_SPEC): Likewise.
3974 (ASM_APP_ON) Redefine only if not defined.
3975 (ASM_APP_OFF): Likewise.
3976 (ASM_OUTPUT_SOURCE_LINE): Likewise.
3977 (ASM_OUTPUT_IDENT): Likewise.
3979 * config.gcc: Update tm_file for Linux/mips.
3981 2001-08-08 Bernd Schmidt <bernds@redhat.com>
3983 * cselib.c (cselib_record_sets): If insn is predicated, turn
3984 sources into IF_THEN_ELSEs.
3986 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
3987 Turn into define_insn_and_split.
3989 * sched-deps.c: Include "cselib.h".
3990 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
3991 Use cselib to turn memory addresses into VALUEs.
3992 (sched_analyze): Call cselib_init/cselib_finish if necessary.
3993 * sched-int.h (struct sched_info): New member USE_CSELIB.
3994 * sched-ebb.c (ebb_sched_info): Initialize it.
3995 * sched-rgn.c (rgn_sched_info): Likewise.
3996 * Makefile.in (sched-deps.o): Update dependencies.
3998 * cselib.h (cselib_subst_to_values): Declare.
3999 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
4000 that have no value and autoincs to be handled by generating a new
4003 2001-08-08 Graham Stott <grahams@redhat.com>
4005 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
4006 within fixed length SEQUENCE.
4008 2001-08-08 Graham Stott <grahams@redhat.com>
4010 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
4011 (diagnostic_prefixing_rule): Likewise.
4012 (diagnostic_line_cutoff): Likewise.
4013 (diagnostic_kind_count): Likewise.
4015 2001-08-08 Graham Stott <grahams@redhat.com>
4017 * alias.c (find_base_decl): Delete redundent assignment.
4019 2001-08-08 Graham Stott <grahams@redhat.com>
4021 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
4022 (abs): Uppercase and paranthesize macro parameter.
4023 (MEM_DEPENDENCY): Add whitespace.
4025 2001-08-08 Graham Stott <grahams@redhat.com>
4027 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
4028 failure check for CONST_INT
4030 2001-08-08 Graham Stott <grahams@redhat.com>
4032 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
4033 (libcall_dead_p): Likewise.
4035 (mark_used_regs): Constify fmt.
4036 (find_use_as_address): Likewise.
4038 2001-08-08 Graham Stott <grahams@redhat.com>
4040 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
4043 2001-08-08 Graham Stott <grahams@redhat.com>
4045 * combine.c (combine_simplify_rtx): Update comment and
4046 remove erroneous test.
4048 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
4050 * cppinit.c (cpp_finish): Pop the final buffer without comment.
4051 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
4052 take care to avoid multiple no-newline at EOF warnings in that
4055 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
4057 * calls.c (expand_call): Do not emit INSN_SETJMP note.
4058 (emit_library_call_value_1): Likewise.
4059 (emit_call_1): Emit REG_SETJMP note.
4060 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
4062 * cselib.c (cselib_process_insn): Likewise.
4063 * flow.c (propagate_block): Likewise.
4064 * loop.c (find_and_verify_loops): Likewise.
4065 * reload.c (find_equiv_regs): Likewise.
4066 * reload1.c (reload): Likewise.
4067 * resource.c (mark_referenced_resources,
4068 mark_set_resources): Likewise.
4069 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
4070 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
4071 * haifa-sched.c (unlink_other_notes): Likewise.
4072 (reemit_notes): Likewise.
4073 * sched-ebb.c (sched_ebb): Likewise.
4074 * sched-rgc.c (sched_region): Likewise.
4075 * rtl.c (note_insn_name): Likewise.
4076 (reg_note_name): Add REG_SETJMP
4077 * rtl.h (reg_note): Add REG_SETJMP.
4078 (insn_note): Remove NOTE_INSN_SETJMP.
4080 * profile.c (branch_prob): Add fake edges for setjmp.
4082 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
4084 * config.gcc: Quote target_cpu_default2 correctly for
4085 powerpc*-*-* targets.
4087 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
4089 * cpplib.h, line-map.h: Update comments.
4090 * cppmain.c (printer_init): Move inline.
4091 (maybe_print_line, print_line): Take a map pointer.
4092 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
4093 (cb_file_change): Don't use prior value of print.map.
4095 2001-08-07 David Edelsohn <edelsohn@gnu.org>
4097 * doc/install.texi: Document fine-grained multilib configuration.
4099 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
4101 * rtlanal.c (find_first_parameter_load): Call note_stores
4102 only on the instructions.
4104 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
4106 * alias.c (nonlocal_mentioned_p):
4107 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
4108 * calls.c (emit_call_1): Likewise.
4109 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
4110 * cselib.c (cselib_process_insn): Likewise.
4111 * df.c (df_insns_modify): Likewise.
4112 * flow.c (need_fake_edge_p): Likewise.
4113 (propagate_one_insn): Likewise.
4114 * haifa-sched.c (reemit_notes): Likewise.
4115 * integrate.c (copy_insn_list): Likewise.
4116 * jump.c (delete_prior_computation): Likewise.
4117 * local-alloc.c (validate_equiv_mem): Likewise.
4118 * loop.c (scan_loop): Likewise.
4119 * predict.c (estimate_probability): Likewise.
4120 * reload.c (reload): Likewise.
4121 * sched-deps (sched_analyze): Likewise.
4122 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
4123 * gcse.c (compute_hash_table): Likewise.
4124 (mark_call): Likewise.
4125 (store_killed_in_insn): Likewise.
4127 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
4129 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
4131 2001-08-06 Richard Henderson <rth@redhat.com>
4133 * varasm.c (assemble_gc_entry): Remove.
4134 * output.h: Likewise.
4136 2001-08-06 Richard Henderson <rth@redhat.com>
4138 * varasm.c (assemble_constructor): Take a symbol_ref and a
4139 priority instead of a bare string. Move priority handling
4140 here from cp/decl2.c.
4141 * output.h: Update decls.
4143 * c-decl.c (c_expand_body): Update calls to assemble_constructor
4144 and assemble_destructor.
4145 * profile.c (output_func_start_profiler): Likewise.
4146 * objc/objc-act.c (finish_objc): Likewise.
4147 (build_module_descriptor): Return the symbol not the symbol name.
4149 2001-08-06 David Edelsohn <edelsohn@gnu.org>
4151 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
4152 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
4153 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
4154 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
4155 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
4156 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
4158 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
4160 * cpperror.c (print_containing_files): Moved to line-map.c.
4161 (print_location): line-map.c handles re-listing or otherwise.
4162 * cpphash.h (struct lexer_state): Remove next_bol.
4163 (struct cpp_buffer): Remove include_stack_listed.
4164 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
4165 Remove faked buffer handling.
4166 (_cpp_do_file_change): Tweak.
4167 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
4168 * cppmain.c (struct printer): Remove filename.
4169 (print_line, cb_file_change): Update accordingly.
4170 * line-map.c: Include intl.h.
4171 (init_line_maps): Initialize last_listed.
4172 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
4173 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
4174 (print_containing_files): New.
4175 * line-map.h (struct line_maps): New member last_listed.
4176 (print_containing_files, INCLUDED_FROM): New.
4177 * Makefile.in: Update.
4178 * po/POTFILES.in: Add line-map.c.
4180 2001-08-06 Richard Henderson <rth@redhat.com>
4182 * except.c (convert_from_eh_region_ranges_1): Never mark
4183 USE or CLOBBER insns as throwing.
4185 * expr.c (store_constructor): Don't clobber memory targets.
4187 2001-08-06 Andreas Jaeger <aj@suse.de>
4189 * profile.c (branch_prob): Remove unused variable insn.
4191 * Makefile.in (local-alloc.o): Add dependency on except.h.
4193 * local-alloc.c: Include except.h for can_throw_internal prototype.
4195 2001-08-06 Richard Henderson <rth@redhat.com>
4197 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
4198 * function.c (expand_main_function): Implement it.
4199 * doc/tm.texi: Document it.
4201 2001-08-06 Stan Shebs <shebs@apple.com>
4203 * doc/install.texi: Document powerpc-*-darwin* details.
4205 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
4207 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
4208 (ASM_CPU_SPEC): Move back to rs6000.h
4209 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
4211 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
4213 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
4216 * config/rs6000/linux64.h: Ditto.
4218 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
4219 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
4222 Remove accidently readded definitions of FUNCTION_PROLOGUE,
4223 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
4225 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
4228 2001-08-05 Richard Henderson <rth@redhat.com>
4230 * local-alloc.c (update_equiv_regs): Do not move insns that
4233 2001-08-05 Jan Hubicka <jh@suse.cz>
4235 * Makefile.in (reload1.o): Add dedendancy on except.h
4236 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
4238 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
4239 indicating wehther edges has been cleaned up.
4240 * reload1.c: Inlucde except.h
4241 (fixup_abnormal_edges): Accept deleted insns.
4242 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
4245 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
4247 * cpplib.c (do_line): Correct line number after pop_buffer.
4249 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
4251 PR preprocessor/3824
4252 * line-map.c: Update comments.
4253 * line-map.h: Update comments.
4254 * tradcif.y: Don't consider large numbers unsigned.
4256 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
4258 PR preprocessor/3081
4259 * c-lex.c (map): New.
4260 (cb_file_change): Update map and use it.
4261 (cb_def_pragma, cb_define, cb_undef): Use map and line.
4262 (c_lex): Update to use map.
4263 * cpperror.c (print_location): Move to using logical line numbers.
4264 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
4265 (cpp_make_system_header): Similarly.
4266 (_cpp_execute_include): Stop line numbering hacks. Store the
4267 line we will return to.
4268 * cpphash.h (CPP_BUF_LINE): Remove.
4269 (struct cpp_buffer): Remove lineno and pseudo_newlines.
4270 Add map and return_to_line.
4271 (_cpp_do_file_change): Update.
4272 * cppinit.c (cpp_start_read): Update line kludge.
4273 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
4274 (trigraph_ok): Use logical line numbers for diagnostics.
4275 (skip_block_comment): Likewise.
4276 (skip_whitespace): Likewise.
4277 (skip_line_comment): Use pfile->line instead.
4278 (_cpp_lex_token): Update to use logical line numbering exclusively.
4279 Handle BOL locally. Accept new lines in directives, but keep
4280 pfile->line decremented. Diagnostics use logical lines. Update
4282 * cpplib.c (SEEN_EOL): New.
4283 (skip_rest_of_line, check_eol): Use it.
4284 (end_directive): Increase line number when accepting the newline
4285 at the end of a directive.
4286 (run_directive): Simplify.
4287 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
4288 (_cpp_do_file_change): Update to take buffer line number as an
4289 argument, and store the current map in the cpp_reader. Remove
4290 line number kludges.
4291 (_cpp_do__Pragma): Restore output position after a _Pragma.
4292 (cpp_push_buffer): Don't set output line or lineno.
4293 (_cpp_pop_buffer): Transfer more info from a faked buffer.
4294 Remove line kludge. Set output_line.
4295 * cppmacro.c (builtin_macro): Update handling of __LINE__.
4296 (parse_arg): Use logical lines.
4297 (save_lookahead_token): Save EOFs too now.
4298 * cppmain.c (struct printer): Fix comments.
4299 (printer_init): Simplify, let caller do errors.
4300 (scan_translation_unit, check_multiline_token, dump_macro): Update.
4301 (maybe_print_line): Simplify.
4302 (print_line): Don't print a linemarker if -P.
4303 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
4304 (cb_file_change): Simplify.
4305 * line-map.h (LAST_SOURCE_LINE): Fix.
4306 (CURRENT_LINE_MAP): New.
4308 2001-08-05 Bernd Schmidt <bernds@redhat.com>
4310 * doloop.c (doloop_modify_runtime): Properly compute number of
4311 iterations if loop was unrolled.
4313 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
4314 if their CSELIB_VAL_PTRs are.
4316 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
4317 (setup_spill_pointers): Initialize it.
4318 (spill_restore_mem): Set it.
4319 (do_spill, do_restore): Use it to add REG_INC note.
4320 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
4322 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
4323 asms if other insns are available.
4325 * config/ia64/ia64.c (condop_operator): New predicate.
4326 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
4327 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
4330 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
4331 temporary register than directly using a MEM.
4333 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4335 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
4336 parameter in last change.
4338 2001-08-04 Zack Weinberg <zackw@panix.com>
4340 * sparc.md: Don't use #if inside C test expression.
4342 2001-08-04 Richard Henderson <rth@redhat.com>
4344 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
4346 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
4348 * cpphash.h (struct cpp_reader): New member directive_line.
4349 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
4350 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
4351 do_pragma): Pass line to callbacks.
4352 (start_directive): Record line of directive.
4353 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
4354 cb_include): Similarly.
4355 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
4358 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4360 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
4363 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4365 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
4367 * reload1.c (fixup_abnormal_edges): New static function.
4370 * flow.c (need_fake_edge_p): New function.
4371 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
4372 avoid call insn to be very last insn in the insn stream.
4374 * profile.c (branch_prob): Call flow_call_edges_add instead of
4375 doing that by hand; cleanup cfg to re-merge basic blocks once
4378 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4380 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
4381 are also on line-map.h.
4382 * cppfiles.c (stack_include_file): Update.
4383 * cpphash.h (struct cpp_buffer): New member return_at_eof.
4384 (_cpp_pop_buffer): New.
4385 * cppinit.c (cpp_destroy, cpp_finish): Update.
4386 (do_includes): Mark each buffer to return at EOF.
4387 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
4388 return as requested.
4389 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
4390 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
4391 * cpplib.h (cpp_pop_buffer): Remove.
4392 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
4393 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
4395 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
4397 (do_preprocessing): Update.
4398 * fix-header.c (read_scan_file): Update. No need to pop buffers.
4399 * c-parse.in (_yylex): Similarly.
4400 * scan-decls.c (scan_decls): Similarly.
4401 * line-map.h: Update comments.
4403 * objc/Make-lang.in (objc-act.o): Update dependencies.
4405 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4407 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
4408 and soft register for operand 0.
4409 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
4411 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4413 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
4414 register for operand 0.
4415 ("bitcmpqi_z_used"): Allow memory for operand 0.
4416 (split "bitcmpqi"): New split to handle address reg as operand 1.
4418 2001-08-04 Andreas Jaeger <aj@suse.de>
4420 * gcse.c: Revert Daniel's last patch.
4422 2001-08-03 Zack Weinberg <zackw@stanford.edu>
4424 * sparc-protos.h: Add prototypes for fp_zero_operand and
4426 * sh-protos.h: Add prototype for fpul_operand.
4428 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4430 * doc/extend.texi (Other Builtins): Fix typo in last change.
4432 2001-08-03 Richard Henderson <rth@redhat.com>
4434 * target.h (gcc_target): Add asm_out.named_section,
4435 section_type_flags, have_named_sections.
4436 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
4437 (TARGET_HAVE_NAMED_SECTIONS): New.
4438 (TARGET_SECTION_TYPE_FLAGS): New.
4440 * Makefile.in (toplev.o): Depend on TARGET_H.
4441 (varasm.o, dbxout.o): Likewise.
4442 * c-common.c (decl_attributes): Check targetm.have_named_sections
4443 instead of ifdef ASM_OUTPUT_SECTION_NAME.
4444 * dbxout.c (dbxout_function_decl): Likewise.
4445 (dbxout_function_end): Likewise.
4446 * toplev.c (compile_file): Likewise.
4447 * varasm.c (exception_section): Likewise.
4448 * cp/decl2.c (finish_objects): Likewise.
4450 * defaults.h (EH_FRAME_SECTION): Remove.
4451 (EH_FRAME_SECTION_ASM_OP): Remove.
4452 (EH_FRAME_SECTION_NAME): New.
4453 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
4454 (UNIQUE_SECTION_P): Remove.
4455 * dwarf2out.c (SECTION_FORMAT): Remove.
4456 (ASM_OUTPUT_SECTION): Remove.
4457 (output_call_frame_info): Use named_section_flags.
4458 (output_comp_unit, dwarf2out_start_source_file): Likewise.
4459 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
4460 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
4461 * varasm.c (in_eh_frame, eh_frame_section): Remove.
4462 (named_section_flags): New.
4463 (named_section): Use it and targetm.section_type_flags.
4464 (resolve_unique_section): New.
4465 (assemble_start_function): Use it.
4466 (asm_emit_uninitialised, assemble_variable): Likewise.
4467 (default_section_type_flags): New.
4468 (default_no_named_section, default_elf_asm_named_section): New.
4469 (default_coff_asm_named_section, default_pe_asm_named_section): New.
4470 * output.h: Update varasm.c decls.
4471 (SECTION_*): New flags.
4473 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
4474 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
4476 * config/elfos.h (UNIQUE_SECTION_P): Remove.
4477 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
4478 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
4479 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
4480 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
4481 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
4482 * config/mips/elf.h, config/mips/elf64.h: Likewise.
4483 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
4484 * config/pa/pa64-hpux.h,
4486 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
4487 (TARGET_ASM_NAMED_SECTION): New.
4488 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
4489 * config/alpha/vms.h, config/arm/coff.h: Likewise.
4490 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
4491 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
4492 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
4493 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
4494 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
4495 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
4496 * config/i386/sco5.h, config/i386/win32.h: Likewise.
4497 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
4498 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
4499 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
4500 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
4501 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
4502 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
4503 * config/sparc/sysv4.h: Likewise.
4505 * config/nextstep.h: Error until named sections implemented.
4507 * config/a29k/a29k.c (a29k_asm_named_section): New.
4508 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
4509 (vms_section_type_flags, vms_asm_named_section): New.
4510 * config/arm/arm.c (arm_elf_asm_named_section): New.
4511 * config/avr/avr.c (asm_output_section_name): Remove.
4512 * config/avr/avr-protos.h: Update.
4513 * config/c4x/c4x.c (c4x_asm_named_section): New.
4514 * config/h8300/h8300.c (h8300_asm_named_section): New.
4515 * config/i386/i386.c (sco_asm_named_section): New.
4516 * config/i386/winnt.c (SECTION_PE_SHARED): New.
4517 (i386_pe_section_type_flags): New.
4518 (i386_pe_asm_named_section): New.
4519 * config/i386/i386-protos.h: Update.
4520 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
4521 * config/mcore/mcore.c (mcore_asm_named_section): New.
4522 * config/mips/mips.c (iris6_asm_named_section): New.
4523 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
4524 instead of UNIQUE_SECTION_P.
4525 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
4526 (xcoff_asm_named_section): New.
4527 * config/sh/sh.c (sh_asm_named_section): New.
4528 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
4530 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
4531 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
4532 (EH_FRAME_SECTION_NAME): New.
4533 (EXCEPTION_SECTION): New.
4534 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
4535 (DEBUG_*_SECTION): Remove.
4536 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
4537 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
4538 (EH_FRAME_SECTION_ASM_OP): Remove.
4540 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
4541 (ASM_OUTPUT_SECTION_NAME): Remove.
4542 (TARGET_ASM_NAMED_SECTION): New.
4543 (TARGET_HAVE_NAMED_SECTIONS): New.
4544 (TARGET_SECTION_TYPE_FLAGS): New.
4545 (EH_FRAME_SECTION_ASM_OP): Remove.
4546 (EH_FRAME_SECTION_NAME): New.
4548 2001-08-03 Zack Weinberg <zackw@stanford.edu>
4550 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
4551 for complex expressions when cfun == 0.
4552 * doc/extend.texi: Document that __builtin_constant_p can be
4553 used in data initializers as well as functions.
4555 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
4557 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
4558 variable I locally, instead of expecting a declaration in the
4561 2001-08-03 Richard Henderson <rth@redhat.com>
4563 * except.c (collect_one_action_chain): Add an explicit cleanup
4564 action if regions surrounding a catch were encoded entirely
4565 within the call-site entry.
4567 2001-08-03 Richard Henderson <rth@redhat.com>
4569 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
4570 don't take REGNO of a non-register.
4572 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
4574 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
4575 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
4576 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
4577 (__gthread_mutex_init_function): New function for mutex initialization.
4579 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4581 * Makefile.in: Revert screwed up commit.
4583 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4585 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
4586 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
4587 merged by linker script to get a final _exit().
4588 (__do_global_dtors): New for destructor handling in specific exit
4590 (__do_global_ctors): New for constructors in specific install section.
4591 (__map_data_section): Map data sections before running constructors.
4592 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
4593 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
4594 (DTORS_SECTION_ASM_OP): Likewise.
4595 (CTORS_SECTION_FUNCTION): Define to force a reference to
4597 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
4599 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4601 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
4603 * Makefile.in: Add df.h to gcse.c dependencies.
4605 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
4607 * varasm.c (output_constant_def_contents): Use for the length of a
4608 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
4609 depending on which is larger.
4611 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4613 * gcse.c: Include df.h for use as a dataflow analyzer.
4615 Declaration of reg_set_info: gone.
4616 New df_analyzer variable used by store motion.
4617 (reg_set_info): Deleted.
4618 (mark_mem_regs): New function, analyze regs used by a mem.
4619 (store_ops_ok): Use dataflow analyzer results to determine if
4620 necessary regs are changed in the block.
4621 (find_moveable_store): Remove check for symbol ref, we can handle
4622 much more complex expressions now.
4623 (compute_store_table): Remove most of the code, it's unnecessary
4624 now that the dataflow analyzer records the info for us.
4625 (store_killed_after): Add parameter to say whether to do the
4626 store_ops_okay test, used to speed up testing when we already know
4627 the answer, and just want to know if the store itself was killed.
4628 (build_store_vector): Largely rewritten to calculate the various
4629 vectors properly, and somewhat optimized.
4630 (store_motion): Init the df_analyzer, get REG_DEF chains.
4631 Also handle trapping expressions (since mems almost always trap)
4632 (simple_mem): Redefine what a simple mem is.
4634 2001-08-03 DJ Delorie <dj@redhat.com>
4636 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
4637 set from a constant part of the condition.
4639 2001-08-01 Andrew Cagney <ac131313@redhat.com>
4641 * mkdeps.c (deps_add_default_target): Make local variable
4642 ``start'' a const char pointer.
4643 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
4645 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4647 * doc/install.texi (Configuration): Fix markup.
4648 (Specific, i?86-*-udk): Likewise.
4649 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
4651 Document --enable-threads and --enable-libgcj status.
4652 (Specific, mips-sgi-irix*): Canonicalize triples.
4653 (Specific, mips-sgi-irix5): Warn about problems with this config.
4654 Mention required GNU as patch.
4655 Native assembler problems are fixed.
4656 (Specific, mips-sgi-irix6): Update O32 ABI support status.
4657 Document --enable-threads and --enable-libgcj status.
4659 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4661 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
4664 2001-08-03 Richard Henderson <rth@redhat.com>
4666 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
4669 2001-08-03 Richard Henderson <rth@redhat.com>
4671 * rtlanal.c (find_first_parameter_load): Stop if we
4672 reach a CODE_LABEL at BOUNDARY.
4674 2001-08-03 Richard Henderson <rth@redhat.com>
4676 * config/alpha/alpha.md (force_movdi): New insn.
4677 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
4678 Tweek FRP marking of VMS prologue insns.
4679 * config/alpha/vms.h (EPILOGUE_USES): New.
4681 2001-08-02 Richard Henderson <rth@redhat.com>
4683 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
4685 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
4687 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
4688 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
4689 config/convex/convex.h, config/d30v/d30v.c,
4690 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
4691 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
4692 config/mips/mips.h, config/mn10200/mn10200.h,
4693 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
4694 config/v850/v850.h, config/vax/openbsd.h,
4695 config/vax/openbsd1.h, config/vax/ultrix.h,
4696 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
4697 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
4698 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
4699 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
4700 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
4701 in comments and documentation.
4703 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4707 * Makefile.in (line-map.o): New.
4708 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
4709 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
4710 * cpperror.c (print_containing_files): Similarly.
4711 (print_location): Update. Don't output a space before _Pragma.
4712 * cppfiles.c (stack_include_file): Set to line 1 immediately.
4713 (stack_include_filee, cpp_make_system_header): Update.
4714 (_cpp_execute_include): Get logical line number right for calling
4715 as-yet-unterminated #include.
4716 * cpphash.h (struct cpp_reader): Add line_maps.
4717 (_cpp_do_file_change): Update.
4718 * cppinit.c (cpp_create_reader): Initialize line maps.
4719 (cpp_destroy): Destroy line maps.
4720 (cpp_start_read): Get logical line number right.
4721 * cpplex.c (parse_string): Only warn once for multi-line strings.
4722 Use boolean variable for null warning.
4723 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
4725 (do_include_common): End the directive early.
4726 (do_line): Don't warn about out-of-range lines in preprocessed
4727 source. Update. Remove unused variables.
4728 (_cpp_do_file_change): Update for new line mapping.
4729 (pragma_cb): New typedef.
4730 (cpp_register_pragma): Stop looking ahead before calling the
4732 (do_pragma_system_header): End directive early.
4733 (cpp_get_line_maps): New.
4734 (cpp_pop_buffer): Fudge logical line. Update.
4735 * cpplib.h: Include line-map.h
4736 (enum cpp_fc_reason): Remove.
4737 (struct cpp_file_change): Update.
4738 (cpp_get_line_maps): New.
4739 * cppmain.c (struct_printer): New member map.
4740 (cb_file_change): Update for new mappings.
4741 * fix-header.c (cb_file_change): Similarly.
4743 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4745 * Makefile.in (libgcc.mk): Define mkinstalldirs.
4746 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
4748 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
4750 * config/vax/vax.c: include expr.h.
4752 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4754 * Makefile.in ($(srcdir)/configure): Only rebuild in
4756 ($(srcdir)/config.in): Only define in maintainer mode.
4757 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
4759 2001-08-02 David Edelsohn <edelsohn@gnu.org>
4761 * doc/install.texi (Install GCC: Binaries): Update Bull info.
4763 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4765 * gcc.c (set_collect_gcc_options): New function, split out from
4767 Ignore elided switches.
4768 (do_spec_1): Invoke before executing command.
4769 (set_input): Export.
4770 Move declaration ...
4771 * gcc.h (set_input): ... here.
4772 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
4775 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
4778 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
4780 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
4782 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
4784 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
4785 for the unnamed instructions it expands to.
4787 2001-08-02 Richard Henderson <rth@redhat.com>
4789 * regclass.c (call_really_used_regs): Conditionally define.
4790 (init_reg_sets_1): Don't use it if not defined.
4791 (fix_register): Similarly, don't set it.
4793 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4795 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
4796 Correct comment that had been missed in the previous change.
4798 2001-08-01 Stan Shebs <shebs@apple.com>
4800 * config/darwin.c (machopic_stub_name): Try matching by name.
4801 (update_stubs): New function.
4802 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
4805 2001-08-01 Richard Henderson <rth@redhat.com>
4807 * except.c (output_function_exception_table): Use assemble_align.
4808 * varasm.c (assemble_eh_label): Remove.
4809 (assemble_eh_align, assemble_eh_integer): Remove.
4811 2001-08-01 Robert Lipe <robertl@caldera.com>
4813 * dwarfout.c: Remove reference to README.DWARF.
4815 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
4817 * regclass.c (call_really_used_regs): New array for registers which
4818 are actually used by a call.
4819 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
4821 (fix_register): Set call_really_used too.
4822 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
4823 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
4825 2001-08-01 Richard Henderson <rth@redhat.com>
4827 * read-rtl.c (read_name): Consider \r whitespace.
4829 2001-07-11 Andrew Cagney <ac131313@redhat.com>
4831 * config.gcc: Recognize powerpc-*-netbsd*.
4833 * doc/install.texi (Host/target specific installation notes for
4834 GCC): Mention powerpc-*-netbsd*.
4836 * config/rs6000/netbsd.h: New file.
4837 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
4838 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
4839 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
4840 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
4841 (TARGET_VERSION): Redefine.
4843 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
4844 mcall-netbsd as a match for mcall-sysv.
4845 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
4846 (ncrti.S, ncrtn.S): New targets.
4847 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
4849 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
4850 "netbsd' as a V4 ABI.
4851 (ASM_SPEC): Check for -mcall-netbsd.
4852 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
4853 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
4854 (LIB_SPEC, ENDFILE_SPEC): Ditto.
4855 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
4856 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
4857 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
4858 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
4860 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
4861 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
4863 2001-08-01 Mark Kettenis <kettenis@gnu.org>
4865 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
4866 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
4867 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
4868 including "unwind-pe.h".
4870 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
4872 * rs6000.md (define_splits): Kill unused constraints.
4874 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
4875 Jan Hubicka <jh@suse.cz>
4877 * function.c (thread_prologue_and_epilogue_insns): Kill code
4878 dealing with non-existent CFG.
4880 2001-08-01 Kazu Hirata <kazu@hxi.com>
4882 * alias.c: Fix comment formatting.
4883 * bitmap.c: Likewise.
4884 * builtins.c: Likewise.
4885 * calls.c: Likewise.
4886 * c-common.c: Likewise.
4887 * c-decl.c: Likewise.
4888 * c-dump.c: Likewise.
4889 * c-lex.c: Likewise.
4890 * collect2.c: Likewise.
4891 * combine.c: Likewise.
4892 * conflict.c: Likewise.
4893 * cppfiles.c: Likewise.
4894 * cppinit.c: Likewise.
4895 * cpplex.c: Likewise.
4896 * cpplib.c: Likewise.
4897 * cppmacro.c: Likewise.
4898 * cppspec.c: Likewise.
4899 * c-pragma.c: Likewise.
4900 * crtstuff.c: Likewise.
4902 * cselib.c: Likewise.
4903 * c-semantics.c: Likewise.
4904 * c-typeck.c: Likewise.
4906 2001-08-01 H.J. Lu <hjl@gnu.org>
4908 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
4910 2001-08-01 H.J. Lu <hjl@gnu.org>
4912 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
4914 2001-08-01 Ziemowit Laski <zlaski@apple.com>
4916 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
4917 contextualizing Objective-C class name lookup by the lexer.
4918 (typespec_reserved_nonattr): Disable ObjC class name lookup after
4920 (protocoldef): Add support for forward @protocol declarations.
4921 (yylexname): Suppress ObjC class name lookup in certain contexts;
4922 re-enable after lookup is complete.
4923 (_yylex): Re-enable ObjC class name lookup when certain
4924 punctuation marks are seen.
4926 * objc/objc-act.c (check_protocol_recursively): New function used
4927 for finding circular dependencies in protocols.
4928 (objc_declare_protocols): New function for handling forward
4929 @protocol declarations.
4930 (receiver_is_class_object): Detect the case when 'self' is used
4931 inside of a class method.
4932 (build_message_expr): Issue a warning if class method is desired
4933 but instance method is found instead.
4934 (conforms_to_protocol): Streamline.
4935 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
4936 protocol Foo, even if 'Bar foo' does not.
4937 (check_protocols): Streamline.
4938 (start_protocol): Add checks for circular and duplicate protocol
4940 (encode_aggregate_within): For typedefs of structs, encode the
4942 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
4943 (objc_declare_protocols): New prototype.
4945 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4947 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
4948 * cpplex.c (handle_newline): Update prototype. Maintain logical
4950 (skip_escaped_newlines, skip_block_comment, parse_string):
4952 (_cpp_lex_token): Update, and store token position within the token.
4953 * cpplib.h (struct cpp_token): Add line and column entries.
4954 * cppmacro.c (replace_args): Position stringified tokens correctly.
4956 2001-08-01 Andreas Jaeger <aj@suse.de>
4958 * basic-block.h: Add prototype for last_loop_beg_note.
4960 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
4962 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
4963 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
4965 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
4966 while handling WITH_CLEANUP_EXPR node. Use second operand calling
4967 expand_decl_cleanup.
4968 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
4970 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
4971 operand while calling simple_cst_equal.
4972 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
4973 operand is the cleanup expression, the third is the RTL_EXPR.
4974 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
4976 2001-07-31 Jeff Sturm <jsturm@one-point.com>
4978 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
4980 2001-07-31 matthew green <mrg@eterna.com.au>
4982 * config.gcc (i386-*-netbsdelf): New description.
4983 * config/i386/netbsd-elf.h: New file.
4985 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
4987 * loop.c (check_dbra_loop): Use single_set to compute
4990 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
4992 PowerPC reorg and support for powerpc64-*-linux*.
4994 Also fixes emitting of constants on 32 bit and 64 bit
4997 * config.gcc: powerpc64-*-linux* is a new target.
4998 Things that needed aix.h now also include xcoff.h
5000 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
5002 Move AIX specific stuff into aix.h.
5003 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
5004 with more than just XCOFF now.
5005 (SET_ASM_OP): Remove, now defined where needed.
5006 (FUNCTION_PROLOGUE): New macro definition.
5007 (FUNCTION_EPILOGUE): New macro definition.
5008 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
5010 * config/rs6000/xcoff.h: New file.
5012 * config/rs6000/linux64.h: New file.
5014 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
5016 2001-07-31 Alan Modra <amodra@bigpond.net.au>
5018 * rs6000.c (print_operand_address): Handle ELF syntax.
5019 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
5020 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
5021 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
5023 2001-07-31 David Edelsohn <edelsohn@gnu.org>
5025 * rs6000.c (rs6000_override_options): Only disable
5026 flag_function_sections for XCOFF.
5027 (exact_log2_cint_operand): New predicate.
5028 (reg_or_{add,sub}_cint64_operand): New predicates.
5029 (add_operand): Compare CONST_INT with fewer function calls.
5030 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
5031 (print_operand, case 'p'): Ensure positive operand.
5032 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
5033 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
5034 (PREDICATE_CODES): Add new predicates.
5035 * rs6000.md (addsi3): Split 32-bit constants more correctly.
5036 (divsi3, modsi3): Ensure positive power-of-2.
5037 (adddi3): Use new predicate. Split 32-bit constants more
5038 correctly. Re-arrange splitter to handle any constant.
5039 (subdi3): Use new predicate.
5040 (divdi3, moddi3): Ensure positive power-of-2.
5041 (movdi): Use rs6000_emit_set_const.
5042 (load_toc_v4_pic_di): Delete.
5044 2001-07-31 Graham Stott <grahams@redhat.com>
5046 * function.c (pad_below): Revert 2001-07-26 patch.
5048 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
5050 * reg-stack (convert_regs_1): Fix best edge condition.
5052 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5054 * jump.c (duplicate_loop_exit_test): Better test for jumps
5055 entering the loop; create loop pre_header.
5057 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
5059 * doc/install.texi: Add s390 and s390x as new targets.
5060 * doc/invoke.texi: Add documantation of S/390 and zSeries
5062 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
5064 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
5066 * config/m68k/m68k.md: Replace all general_operand with
5067 nonimmediate_operand for all destinations.
5068 * config/m68k/m68k.c (not_sp_operand): Likewise.
5070 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
5072 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
5074 2001-07-30 Richard Henderson <rth@redhat.com>
5076 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
5077 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
5079 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
5081 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
5082 Add missing doc strings
5083 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
5084 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
5086 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
5088 * i386.c (ix86_output_main_function_alignment_hack): New function.
5089 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
5091 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
5092 edges by EDGE_DFS_BACK flag.
5093 (dump_edge_info): Add dfs_back flag.
5094 * basic-block.h (EDGE_DFS_BACK): New constant.
5095 (mark_dfs_back_edges): Declare.
5096 * alias.c (loop_p): Remove.
5097 (mark_constant_function): Use mark_dfs_back_edges.
5099 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
5100 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
5101 (compensate_edge): Break out from ...
5102 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
5103 (convert_regs_2): Set block_done once block is really done;
5104 Do updating of the predecesors counts.
5106 * toplev.c (rest_of_compilation): Recompute block_for_insn
5107 before post-reload cfg_cleanup.
5108 * function.c (thread_prologue_epilogue_insns):
5109 Call set_block_for_new_insns when emitting prologue directly.
5111 2001-07-30 Andreas Jaeger <aj@suse.de>
5113 * jump.c: Add prototype for mark_modified_reg.
5115 * cse.c (set_live_p): Add unused attribute.
5117 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
5119 (scan_for_source_files): Use long for count to avoid overflow.
5120 (output_data): Likewise.
5121 (output_data): Don't use string concatatenation to silence gcc
5124 * predict.c: Fix typos and grammar.
5126 * gcse.c (insert_insn_end_bb): Remove unused variables.
5128 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
5130 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
5131 (attempt_auto_inc): LIkewise.
5132 (mark_used_reg): Likewise.
5133 (try_pre_increment_1): Likewise.
5134 * regclass.c (regclass): Likewise.
5135 * global.c (allocno_compare): Update comment; change scaling factor.
5136 * local-alloc.c (QTY_CMP_PRI): Likewise.
5137 * regs.h (REG_FREQ_FROM_BB): New.
5138 (REG_FREQ_MAX): Likewise.
5140 2001-07-30 H.J. Lu <hjl@gnu.org>
5142 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
5145 2001-07-30 H.J. Lu (hjl@gnu.org)
5147 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
5148 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
5149 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
5151 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
5153 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
5154 as -mthumb-interwork when -mcpu=arm7 is specified.
5156 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5158 * predict.def (noreturn, loop branch, loop exit): Mark as first
5161 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
5163 * combine.c (try_combine): Avoid barrier after noop jumps.
5165 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5167 * cpphash.h (struct cpp_reader): Remove import_warning.
5168 * cpplib.c (skip_rest_of_line): Don't bother turning off
5170 (parse_include): Move include handling to...
5171 (do_include_common): ... here. Move import warning from...
5172 (do_import): ... here.
5173 (do_pragma_poison): Don't do a callback for poison identifiers.
5174 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
5175 * cppmain.c (setup_callbacks): Similarly.
5177 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
5179 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
5180 handle multiple sets.
5181 * except.c (sjlj_mark_call_sites): .... here.
5182 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
5184 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
5186 Suggested by Richard Henderson and Richard Kenner:
5187 * combine.c (recog_for_combine): Use the fake recog
5188 only if instruction does not match.
5189 * rtl.h (NOOP_MOVE_INSN_CODE): New.
5190 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
5192 * combine.c (try_combine): Discover noop jump as direct jump.
5194 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
5196 * df.c (df_rd_global_compute): Add successors to worklist, not
5198 (df_ru_global_compute): Ditto.
5200 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
5202 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
5203 increment REG_N_SETS.
5205 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
5207 * sbitmap.h: New prototype for sbitmap_a_xor_b.
5209 * sbitmap.c (sbitmap_a_xor_b): New function.
5210 ifdef the basic block stuff on IN_GCC.
5212 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5214 * cppexp.c (parse_defined): Always record the macro name.
5215 (lex): Don't worry about identifiers, or special-case
5217 (_cpp_parse_expr): Figure out at the end of the routine
5218 whether we saw a valid !defined() expression.
5219 * cppfiles.c (stack_include_file): Update for mi_valid.
5220 (_cpp_pop_file_buffer): Similarly.
5221 * cpplex.c (_cpp_lex_token): Similarly.
5222 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
5223 mi_if_not_defined, mi_lexed): Remove.
5225 * cpplib.c (do_if): Simplify.
5226 (do_endif, push_conditional, _cpp_handle_directive): Update
5227 for renaming of mi_state to mi_valid.
5229 * cpp.texi: Add index entries for digraphs, and add comment
5230 that C++ refers to them as alternative tokens.
5232 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
5234 * basic-block.h (CLEANUP_PRE_LOOP): New.
5235 * except.c (finish_eh_generation): Update call of cleanup_cfg.
5236 * sibcall.c (optimize_sibling_calls): Likewise.
5237 * toplev.c (rest_of_compilation): Likewise.
5238 * flow.c (try_forward_edges): Take argument MODE;
5239 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
5240 (try_optimize_cfg): Update call of try_forward_edges.
5242 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
5243 Jan Hubicka <jh@suse.cz>
5245 * (validate_replace_rtx_1): Fix simplification of MINUS.
5247 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
5249 PR preprocessor/3669
5250 * cppinit.c (init_dependency_output): Turn off dump requests
5251 if sending dependencies to stdout.
5253 2001-07-28 Richard Henderson <rth@redhat.com>
5255 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
5258 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
5260 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
5262 2001-07-28 Kazu Hirata <kazu@hxi.com>
5264 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
5265 is VAR_DECL first to prevent an ICE.
5267 2001-07-28 Richard Henderson <rth@redhat.com>
5269 * varasm.c (immed_real_const_1): Don't elide special cases for
5271 (clear_const_double_mem): Clear const_tiny_rtx too.
5273 2001-07-28 Richard Henderson <rth@redhat.com>
5275 * dwarf2out.c (dw_val_class_offset): New.
5276 (struct dw_ranges_struct, dw_ranges_ref): New.
5277 (ranges_table, ranges_table_allocated): New.
5278 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
5279 (add_AT_offset, add_ranges, output_ranges): New.
5280 (print_die, output_die): Handle dw_val_class_offset.
5281 (attr_checksum, size_of_die, value_format): Likewise.
5282 (gen_lexical_block_die): Handle non-contiguous blocks.
5283 (gen_block_die): Likewise.
5284 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
5285 if needed. Dump the ranges table.
5286 * final.c (final_start_function): Remove unnecessary notes and
5287 rebuild the block tree before numbering the blocks.
5288 * function.c (reorder_blocks_0): Walk the existing block tree
5289 to unmark all blocks.
5290 (reorder_blocks_1): Create block fragments when duplicate block
5292 (reorder_fix_fragments): New.
5293 (reorder_blocks): Call it.
5294 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
5296 2001-07-28 Richard Henderson <rth@redhat.com>
5298 * emit-rtl.c (adjust_address): Make a copy of the memory address.
5300 2001-07-28 Richard Henderson <rth@redhat.com>
5302 * flow.c (add_to_mem_set_list): New function.
5303 (init_propagate_block_info): Use it.
5304 (mark_set_1): Likewise.
5305 (insn_dead_p): Canonicalize memory address for dead store
5306 comparison. Allow wider mode stores to kill narrower mode stores.
5307 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
5308 (invalidate_mems_from_set): Don't handle MEMs.
5310 2001-07-28 Kazu Hirata <kazu@hxi.com>
5312 * config/h8300/h8300.h: Fix formatting.
5314 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5316 * basic-block.h (EDGE_FREQUENCY): New macro.
5317 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
5319 * flow.c (find_sub_basic_blocks): Likewise.
5320 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
5321 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
5323 * predict.c (DEF_PREDICTOR): New argument FLAGS.
5324 (HITRATE): New macro.
5325 (PRED_FLAG_FIRST_MATCH): New constant.
5326 (predictor_info): New field flgags.
5327 (combine_predictions_for_insn): Use DS theory to combine
5328 probabilities; set the edge probabilities when finished.
5329 (estimate_probability): Avoid duplicated matches
5330 of LOOP_BRANCH heuristics for nested loops; update comment.
5331 * predict.def: Add flags for each prediction, set probabilities
5332 according to B&L paper.
5333 * predict.h (DEF_PREDICTOR): New argument FLAGS.
5335 * profile.c (compute_branch_probabilities): Cleanup way the edge
5336 probabilities are computed and REG_BR_PROB notes are dropped; if
5337 values does not match, emit error.
5338 (init_branch_prob): Do error instead of warning when profile driven
5339 feedback is missing or corrupt.
5341 2001-07-27 DJ Delorie <dj@redhat.com>
5343 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
5344 against a constant, try to adjust the compare to have the desired
5345 constant in it so that min/max optimizations happen more often.
5347 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5349 * flow.c (last_loop_beg_note): New function.
5350 (redirect_edge_and_branch): Use it.
5351 (split_edge): Likewise.
5353 * alias.c (loop_p): Avoid uninitialized memory access.
5355 * flow.c (try_forward_edges): Avoid accessing freed memory.
5357 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
5360 2001-07-26 Andrew Haley <aph@redhat.com>
5361 Joern Rennecke <amylaar@redhat.com>
5363 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
5364 (SUBTARGET_CPP_ENDIAN_SPEC): New.
5365 (SUBTARGET_CPP_SPEC): New.
5367 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
5368 (SUBTARGET_CPP_PTR_SPEC): New.
5369 (CPP_DEFAULT_CPU_SPEC): New.
5370 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
5371 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
5372 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
5373 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
5374 (SUBTARGET_CPP_SPEC): Define as an empty string.
5376 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5378 * doc/install.texi (Configuration): Properly link the host
5379 specific instructions also when generating HTML.
5381 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
5383 * flow.c (redirect_edge_and_branch_force): Test
5384 target->global_live_at_start.
5386 2001-07-26 Richard Henderson <rth@redhat.com>
5388 * simplify-rtx.c (avoid_constant_pool_reference): Export.
5389 * rtl.h (avoid_constant_pool_reference): Declare it.
5390 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
5391 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
5393 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5395 * rtl.h (cleanup_barriers): Declare.
5396 * jump.c (cleanup_barriers): New function.
5397 * toplev.c (rest_of_compilation): Call cleanup_barriers
5398 before loop optimizer and after bb_reorder.
5400 * flow.c (back_edge_of_syntactic_loop_p): New.
5401 (split_edge): Use it.
5403 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5405 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
5407 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
5409 * cse.c (cse_process_notes): Replace any registers if the address
5412 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
5414 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
5415 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
5416 (propagate_block): Update prototype.
5417 * flow.c (update_life_info): Simplify the CFG and
5418 recalculate the global regs which are alive when
5419 removing dead code during a global update.
5420 (propagate_block): Return non-zero if an INSN is
5423 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5425 * Makefile.in (LIBICONV): Define.
5427 2001-07-26 Catherine Moore <clm@redhat.com>
5429 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
5430 of conditional to avoid tree checking errors.
5432 2001-07-26 Kazu Hirata <kazu@hxi.com>
5434 * regmove.c (regmove_optimize): Don't replace a reg with
5435 another reg of a different mode.
5437 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
5439 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
5440 limit length of dependancy flush list.
5441 * params.h (MAX_PENDING_LIST_LENGTH): Define.
5442 * sched-int.h (struct deps): Add pending_flush_length field.
5443 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
5444 has 1 element in it.
5445 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
5446 (sched_analyze): After a jump, if the pending memory flush list is too
5447 large, flush the pending lists.
5448 (init_deps): Initialize pending_flush_length to 0.
5449 * doc/invoke.texi (max_pending_list_length): Document parameter.
5451 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
5453 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
5454 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
5455 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
5457 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5459 * cpphash.h (struct_lexer_state): Delete was_skipping.
5460 Move skipping here from struct cpp_reader.
5461 * cpplex.c (parse_identifier): Update.
5462 (_cpp_lex_token): Don't skip tokens in a directive.
5463 * cpplib.c (struct if_stack): Update.
5464 (start_directive, end_directive): Don't change skipping state.
5465 (_cpp_handle_directive): Update.
5466 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
5467 (do_else, do_endif): Update; only check for excess tokens if not
5468 in a skipped conditional block.
5469 (push_conditional): Update for new struct if_stack.
5471 2001-07-26 Graham Stott <grahams@redhat.com>
5473 * function.c (locate_and_pad_parm): Also pad initial offset
5474 so that the total argument size also includes the padding.
5476 2001-07-26 Graham Stott <grahams@redhat.com>
5478 * gensupport.c (alter_output_for_insn): Correct enable checking failure
5479 change XSTR to XTMPL.
5481 (process_one_cond_exec): Likewise
5483 2001-07-25 Richard Henderson <rth@redhat.com>
5485 * varasm.c (assemble_variable): Create DECL_RTL before setting
5488 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
5490 * predict.c (estimate_probability): Avoid duplicated predictions.
5492 * loop.c (find_and_verify_loops): Grok multiple barriers.
5494 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5496 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
5498 * dbxout.c: Consistently use putc instead of fputc.
5499 (print_wide_int): New function; call instead of direct fprintf.
5500 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
5501 (dbxout_type_fields, dbxout_type_method_1): Likewise.
5502 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
5503 (print_int_cst_octal): Likewise.
5504 (print_octal): Show we wrote characters.
5505 (dbxout_type): Set have_used_extensions in more places.
5507 2001-07-25 Catherine Moore <clm@redhat.com>
5509 * config/v850/v850.c (v850_va_arg): Use addr
5510 instead of valist to build incr.
5512 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
5514 * flow.c (delete_dead_jumptables): New function.
5515 (life_analyzis): Call it.
5516 * bb-reorder.c (skip_insns_after_block): Handle contradictory
5519 2001-07-25 Richard Henderson <rth@redhat.com>
5521 * except.c (reachable_handlers): Handle a region being removed
5522 out from under a RESX.
5524 2001-07-25 Richard Henderson <rth@redhat.com>
5526 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
5527 swap GE/GT if it is an fp comparison.
5529 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
5531 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
5534 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
5536 * ssa.c (rename_insn_1): Do not wrap an assignment to a
5537 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
5540 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
5542 (visit_expression): When attempting to simplify an expression,
5543 retrieve any modes for arguments before they are simplified
5546 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
5547 Janis Johnson <janis@us.ibm.com>
5549 * stmt.c (expand_goto): A nonlocal goto can be a call too.
5550 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
5551 pointer parameters to match documented usage of nonlocal_goto.
5552 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
5553 parameters to their correct order.
5554 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
5555 parameters to their correct order.
5557 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
5559 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
5561 2001-07-25 Jan Hubicka <jh@suse.cz>
5562 Richard Henderson <rth@redhat.com>
5564 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
5566 (make_edges): New argument update_p; populate the edge cache if set.
5567 (find_basic_blocks): Update make_edges invocation.
5569 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5571 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
5573 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5575 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
5576 -Acpu and -Amachine.h.
5577 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
5578 Corrected header to say ELF not a.out.
5579 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
5580 when given -msoft-float.
5582 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5584 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
5585 extra multilib parts like arm-elf.
5586 (i960-*-coff*, i960-*-rtems): Should not use collect2.
5587 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
5588 crtfini.o as extra multilib parts.
5590 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5592 * configure.in: Add rtems as a supported thread model.
5593 * gthr-rtems.h: Add missing entry point __gthread_active_p.
5594 * configure: Rebuilt.
5596 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
5598 * stor-layout.c (get_mode_alignment): make it work when
5599 BITS_PER_UNIT is not a power of two.
5600 * builtins.c (get_pointer_alignment): Likewise.
5602 2001-07-24 Richard Henderson <rth@redhat.com>
5604 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
5605 the retrieved constant into the expected mode.
5607 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5609 * flow.c (try_simplify_condjump): Avoid duplicated edges.
5610 (verify_flow_info): Check for duplicated edges; clarify
5613 * flow.c (block_label): Update basic_block_for_insn.
5614 (commit_edge_insertions): Call compute_bb_for_insn.
5616 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
5619 * flow.c (redirect_edge_and_branch,
5620 try_optimize_cfg): Use redirect_edge_succ_nodup
5621 (redirect_edge_succ_nodup): New.
5622 * basic_block.h (redirect_edge_succ_nodup): Declare.
5624 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
5627 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5629 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
5630 (try_crossjump_to_edge): Update commetns.
5631 (try_crossjump_bb): Likewise.
5633 2001-07-24 Richard Henderson <rth@redhat.com>
5635 * combine.c (distribute_notes): Move set of need_refresh
5636 for noop_move_p down to catch all cases.
5638 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
5640 * recog.c (split_all_insns_noflow): New.
5641 * rtl.h (split_all_insns_noflow): Declare.
5642 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
5643 * m68hc11.c (m68hc11_reorg): Likewise.
5644 * sh.c (machine_dependent_reorg): Likewise.
5645 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
5648 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
5650 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
5651 (ashlsi3_n splitter): Likewise.
5652 (lshrsi3_n splitter): Likewise.
5654 (GOTaddr2picreg): Make const SImode.
5655 (sym_label2reg): Likewise.
5656 (symGOT2reg): Likewise.
5657 (symGOTOFF2reg) Likewise.
5659 (casesi_worker_0): Make unspec SImode.
5661 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
5663 * config/sh/sh.c (barrier_align): Check that an operand really is
5664 an insn before extracting its INSN_CODE.
5666 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
5668 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
5671 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
5672 for SImode to prevent overflow.
5674 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5676 * config/mips/irix6-libc-compat.c: New file.
5677 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
5678 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
5681 2001-07-24 lars brinkhoff <lars@nocrew.org>
5683 * rtl.texi (REG_POINTER): Document.
5684 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
5685 QFmode, HFmode, TQFmode, QCmode, and HCmode.
5687 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
5689 * flow.c (delete_noop_moves): Do not confuse libcall regions.
5691 2001-07-23 Richard Henderson <rth@redhat.com>
5693 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
5695 2001-07-23 Kazu Hirata <kazu@hxi.com>
5697 * config/h8300/h8300-protos.h: Add a prototype for
5698 general_operand_dst_push.
5699 * config/h8300/h8300.c (general_operand_dst_push): New.
5700 * config/h8300/h8300.h (OK_FOR_T): New.
5701 (EXTRA_CONSTRAINT): Use it.
5702 * config/h8300/h8300.md (movqi_push): Remove and integrate into
5703 the existing movqi pattern.
5704 (movhi_push): Likewise.
5706 * reload.c: Fix comment typos.
5708 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
5710 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
5712 2001-07-23 H.J. Lu (hjl@gnu.org)
5714 * doc/extend.texi: Update __builtin_return_address and
5715 __builtin_frame_address.
5717 2001-07-23 Richard Henderson <rth@redhat.com>
5719 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
5721 * config/i386/i386.md: New setcc+movzbl peephole2.
5723 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5725 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
5726 * objc/objc-act.c: Include debug.h.
5727 (synth_module_prologue): Save and restore debug hooks too.
5729 2001-07-23 lars brinkhoff <lars@nocrew.org>
5731 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
5732 and C4X_FLOAT_FORMAT.
5733 (BOOL_TYPE_SIZE): Document.
5735 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
5737 * unroll.c (loop_iterations): Fix miscalculation of initial
5740 2001-07-13 Andrew Haley <aph@redhat.com>
5742 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
5743 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
5744 * config/sh/sh.c (sh_can_redirect_branch): New function.
5745 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
5746 * reorg.c (steal_delay_list_from_target): Use
5747 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
5749 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
5751 * flow.c (try_simplify_condjump): Unlink insn chain on
5752 fallthru edge; use can_fallthru.
5754 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
5756 * basic-block.h (find_sub_basic_block): Declare.
5757 * flow.c (make_edges): New arguments MIN and MAX;
5758 (find_sub_basic_blocks): Revamp to use make_edges
5759 and purge_dead_edges.
5760 (find_basic_blocks): Update call of find_sub_basic_block.
5762 * recog.c (split_all_insns): Always expect CFG to be consistent;
5763 call find_sub_basic_blocks in case something has changed.
5764 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
5767 * basic-block.h (delete_noop_moves): Declare.
5768 * combine.c (combine_instructions): Call it.
5769 (recog_for_combine): Tolerate noop moves
5770 (distribute_notes): Force refresh when register dies at noop move.
5771 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
5773 (life_analysis): Update delete_noop_moves call.
5774 (set_noop_p): Move too ...
5775 * rtlanal.c (noop_move_p): ... here.
5776 * rtl.h (noop_move_p): Declare.
5778 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
5779 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
5781 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
5782 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
5784 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
5786 * reload.c (push_reload): Fix typo in comment.
5787 (find_reloads_address): Ditto.
5788 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
5790 2001-07-22 Richard Henderson <rth@redhat.com>
5792 * flow.c: Grammar check and clarify a lot of comments.
5793 (try_simplify_condjump): Rename variables to be clearer.
5794 (try_forward_edges): Skip complex and fallthru edges.
5795 Rearrange tests to avoid duplicate checks.
5796 (flow_find_cross_jump): Likewise.
5797 (outgoing_edges_match): Allow match if neither branch has
5798 probability data. Loosen probability match to 5%.
5799 (try_crossjump_to_edge): Hoist repeated indirection into
5801 (try_crossjump_bb): Don't check complex edges. Eliminate
5802 redundant crossjump tests.
5803 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
5804 checks before more expensive checks.
5806 2001-07-22 Richard Henderson <rth@redhat.com>
5808 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
5809 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
5812 2001-07-22 Richard Henderson <rth@redhat.com>
5814 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
5815 (const_sint32_operand): Likewise.
5816 * m68k.md (anon mulsi pattern): Use const_int_operand not
5817 const_sint32_operand.
5818 (umulsi3_highpart): Zero extend a constant input.
5819 (smulsi3_highpart): Don't bother checking SImode constant.
5820 (const_umulsi3_highpart): Give op3 DImode.
5821 (const_smulsi3_highpart): Likewise.
5823 2001-07-22 Richard Henderson <rth@redhat.com>
5825 * flow.c (split_block): Make sure bb_note is included in the
5826 new block when splitting before a label.
5828 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
5830 * basic-block.h (redirect_edge_and_branch_force,
5831 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
5832 * flow.c (redirect_edge_and_branch_force,
5833 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
5834 (redirect_edge_and_branch_force): Fix copying of lifeness information.
5835 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
5836 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
5837 instead of label; update CFG after transformation.
5838 (find_if_case_1): Update call, use redirect_edge_and_branch_force
5839 for finishing the transformation; handle even case where ELSE
5840 does not follow THEN.
5841 (find_if_case_2): Update call of dead_or_predictable; simplify
5844 * emit-rtl.c (split_branch_probability): New global variable.
5845 (try_split): Take care to set split_branch_probability and
5846 create REG_BR_PROB note for new jump insns.
5847 * md.texi (define_split): Document new feature.
5849 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
5851 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
5853 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
5854 (asm_out_file): Remove redundant declaration.
5855 (assemble_asm): Remove old #if 0 block.
5856 (assemble_variable): Remove end of function; debug output is
5857 now handled with global_decl. Remove old #if 0 block. Update.
5858 Remove saved_in_section and associated no-op code.
5859 * Makefile.in (varasm.o): Correct dependencies.
5861 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
5863 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5864 the definition in defaults.h.
5866 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
5868 * jump.c: Update comments.
5869 (delete_barrier_successors, delete_unreferenced_labels,
5870 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
5871 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
5872 jump_optimize, jump_optimize_minimal): Kill.
5873 (rebuild_jump_labels): Move code from jump_optimize_1.
5874 (purge_line_number_notes): Likewise.
5875 (copy_loop_headers): Likewise.
5876 * reg-stack.c: Update comment.
5878 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
5879 JUMP_AFTER_REGSCAN): Kill.
5880 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
5881 purge_line_number_notes and copy_loop_headers.
5883 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
5884 Richard Henderson <rth@redhat.com>
5886 * dbxout.c (dbxout_global_decl): New.
5887 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
5888 * sdbout.c (sdbout_finish): New.
5889 (sdbout_debug_hooks): Use it, add comments.
5890 (sdbout_global_decl): Defer initialised public vars to
5892 * varasm.c (assemble_variable): Don't output debug information
5893 for file-scope variables.
5895 2001-07-22 Richard Henderson <rth@redhat.com>
5897 * config/alpha/alpha.c (get_trap_mode_suffix): New.
5898 (get_round_mode_suffix): New.
5899 (print_operand): Use them for [/]. Remove support for [&'`()+].
5900 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
5901 * config/alpha/alpha.md (attr round_suffix): New.
5902 (attr trap_suffix): New.
5903 (all insns): Set them appropriately. Use %/ instead of the
5906 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5908 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
5910 2001-07-22 Richard Henderson <rth@redhat.com>
5912 * regrename.c (regrename_optimize): Compute nregs for each
5913 potential target register.
5915 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
5916 Richard Henderson <rth@redhat.com>
5918 * dbxout.c (dbxout_global_decl): New.
5919 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
5920 * sdbout.c (sdbout_finish): New.
5921 (sdbout_debug_hooks): Use it, add comments.
5922 (sdbout_global_decl): Defer initialised public vars to
5924 * varasm.c (assemble_variable): Don't output debug information
5925 for file-scope variables.
5927 2001-07-21 H.J. Lu (hjl@gnu.org)
5929 * config/mips/mips.c (mips_cpu): Moved into ...
5930 (override_options): Here.
5932 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
5934 (mips_cpu): Removed.
5936 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5938 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
5939 ("iorqi3"): Likewise.
5940 ("xorqi3"): Likewise.
5941 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
5942 ("*subhi3_sp): Likewise.
5943 ("*subhi3"): Likewise.
5944 ("extendhisi2"): Accept D, X and Y as source operand to avoid
5947 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
5949 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
5950 * config/freebsd.h: Likewise.
5951 * config/linux.h: Likewise.
5952 * config/openbsd.h: Likewise.
5953 * config/alpha/linux-elf.h: Likewise.
5954 * config/arm/linux-elf.h: Likewise.
5955 * config/d30v/d30v.h: Likewise.
5956 * config/fr30/fr30.h: Likewise.
5957 * config/ia64/aix.h: Likewise.
5958 * config/ia64/ia64.h: Likewise.
5959 * config/mips/linux.h: Likewise.
5960 * config/pj/pj.h: Likewise.
5961 * config/rs6000/linux.h: Likewise.
5962 * config/sparc/linux.h: Likewise.
5963 * config/sparc/linux64.h: Likewise.
5965 2001-07-20 Bruce Korb <bkorb@gnu.org>
5967 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
5968 because getc() and char* may disagree on signedness.
5970 2001-07-20 Richard Henderson <rth@redhat.com>
5972 * doc/rtl.texi (REG_DEAD): Update for current semantics.
5974 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
5975 insns to delete in the presence of cc0 in a jump insn.
5977 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
5978 Jan Hubicka <jh@suse.cz>
5980 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
5981 of doing the change by hand.
5983 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
5985 * rtlanal.c (set_noop_p): Return true for noop jumps.
5987 * expr.c (emit_single_push_insn): Add call to push expander.
5988 * expr.h (optab_index): Add OTI_push
5989 (push_optab): New constant.
5990 * genopinit.c (optabs): Add push_optab.
5991 * optabs.c (init_optab): Init push optab.
5992 * md.texi (push??1): Document
5994 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5996 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
5997 expand to emit the pattern; put a REG_INC note for push/pop
5999 ("movdf", "movdf_internal"): Likewise.
6000 ("movsi", "movsi_internal"): Likewise.
6001 ("movsf", "movsf_internal"): Likewise.
6002 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
6004 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6006 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
6009 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
6011 * params.def: Change default max inline insns to 100.
6013 2001-07-20 Diego Novillo <dnovillo@redhat.com>
6015 * combine.c (combine_simplify_rtx): Generate a new shift operation
6016 when simplifying the first operand of a (neg (ashift)) expression.
6018 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6020 * regclass.c (N_REG_INTS): Use only 32 bits per element.
6022 2001-07-20 Kelley Cook <kelley.cook@home.com>
6024 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
6025 information. Move rest into ...
6026 (*-*-solaris): ... here. Eliminate redundant information and
6027 reword necessary packages section. Delete 4.x assembler bug info.
6028 (sparc-sun-*): Merge into ...
6029 (sparc-sun-sunos*): here.
6031 2001-07-20 Catherine Moore <clm@redhat.com>
6033 * config/v850/v850.md (casesi): Generate LABEL_REF
6036 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
6038 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
6039 * i386.c (ix86_zero_extend_to_Pmode): Make global.
6040 * i386.md (strclrsi expander): Use it.
6042 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6044 * integrate.c (copy_insn_list): handle
6045 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
6046 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
6047 identically as to CODE_LABEL.
6049 * fold-const (fold): Convert A/B/C to A/(B*C) and
6052 * except.c (connect_post_landing_pads): Delete the RESX insns.
6054 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
6056 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
6058 * config/mips/mips.md (nmadd/nmsub): Use macro.
6060 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
6062 * cppinit.c (remove_dup_dir): Make static.
6063 (remove_dup_dirs): Make static. Only warn about preempting a
6064 system directory with a non-system directory.
6066 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
6068 * ifcvt.c (noce_try_store_flag_constants): Correct order
6069 of parameters to trunc_int_for_mode.
6071 2001-07-19 Mark Mitchell <mark@codesourcery.com>
6073 * reorg.c (fill_simple_delay_slots): If an instruction might throw
6074 an exception that will be caught within this function, do not fill
6075 its delay slot with any subsequent instruction.
6077 2001-07-19 Steve Ellcey <sje@cup.hp.com>
6079 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
6080 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
6081 pointer extension instruction.
6082 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
6083 * simplify-rtx.c (simplify_unary_operation) Likewise.
6084 * explow.c (convert_memory_address) Check value of
6085 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
6087 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
6088 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
6089 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
6090 Add Multilib Support.
6091 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
6092 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
6093 Add Multilib Support.
6094 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
6096 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
6097 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
6098 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
6100 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
6102 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
6103 old and new operands in `<', `3' and `b'.
6105 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
6107 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
6108 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
6109 (toplev.o): Don't depend on xcoffout.h.
6110 * c-decl.c: Include debug.h
6111 (duplicate_decls): Use debug hook.
6112 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
6113 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6114 (dbxout_types): Remove.
6115 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
6116 * debug.c (do_nothing_debug_hooks): Update.
6117 (debug_true_tree, debug_nothing_rtx): New.
6118 * debug.h (struct rtx_def): New.
6119 (struct gcc_debug_hooks): New hooks ignore_block,
6120 outlining_inline_function and label.
6121 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
6122 dwarf2out_frame_finish): New.
6123 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
6124 Make static, update prototype.
6125 (dwarf2_debug_hooks): Update.
6126 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
6127 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
6128 * dwarfout.c (dwarf_debug_hooks): Update.
6129 * emit-rtl.c: Include debug.h.
6130 (remove_unnecessary_notes): Use debug hook.
6131 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
6132 (final_scan_insn): Use debug hook.
6133 * integrate.c (output_inline_function): Use debug hook.
6134 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
6135 (sdb_debug_hooks): Update.
6136 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
6137 * toplev.c: Don't include xcoffout.h.
6138 (note_outlining_of_inline_function, debug_ignore_block): Remove.
6139 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
6141 * tree.h (dwarf2out_do_frame): Remove.
6143 2001-07-19 Catherine Moore <clm@cygnus.com>
6145 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
6147 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
6149 * reload1.c (eliminate_regs_in_insn): When updating a set
6150 to the frame pointer to the hardware frame pointer, perform
6151 the update always not just when REPLACE is set.
6153 * reload1.c (choose_reload_regs): Don't inherit a reload
6154 that crosses multiple registers if registers past the first
6155 don't fit in the desired class.
6157 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
6158 when negating constants.
6160 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
6162 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
6163 * doc/tree.texi: Ditto.
6165 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
6166 Jakub Jelinek <jakub@redhat.com>
6168 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
6169 (extract_cie_info): Handle "eh" augmentation properly,
6171 (struct frame_state, __frame_state_for): New.
6173 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6175 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
6176 HANDLE_SYSV_PRAGMA): Define.
6177 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
6179 (copy_object): Caller changed.
6181 2001-07-19 Andreas Schwab <schwab@suse.de>
6183 * configure.in (assembler dwarf2 debug_line support): Define nop
6185 * configure: Regenerated.
6187 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
6189 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
6191 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
6192 to conditionally compiled block.
6193 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6194 * dbxout.h (dbxout_function): Remove.
6195 * debug.c (do_nothing_debug_hooks): Update.
6196 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
6197 global_decl, deferred_inline_function.
6198 * dwarf2out.c (dwarf2_debug_hooks): Update.
6199 (dwarf2out_global_decl): New.
6200 * dwarfout.c: Don't include dwarfout.h.
6201 (dwarfout_global_decl, dwarfout_function_decl,
6202 dwarfout_deferred_inline_function): New.
6203 (dwarf_debug_hooks): Update.
6204 * dwarfout.h: Remove.
6205 * final.c: Don't include dwarfout.h.
6206 * sdbout.c (sdbout_global_decl): New.
6207 (sdbout_debug_hooks): Update.
6208 * toplev.c: Don't include dwarfout.h.
6209 (check_global_declarations, rest_of_compilation): Use new debug hooks.
6210 (note_deferral_of_defined_inline_function): Remove.
6211 * toplev.h (note_deferral_of_defined_inline_function): Remove.
6212 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
6213 * ch/lex.c: Don't include dwarfout.h.
6214 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
6215 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
6216 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
6217 * cp/optimize.c: Include debug.h.
6218 (maybe_clone_body): Use debug hook.
6219 * cp/semantics.c: Include debug.h.
6220 (expand_body): Use debug hook.
6221 * po/POTFILES.in: Remove dwarfout.h.
6223 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
6225 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
6226 * c-parse.in (yyerror, _yylex): Similarly.
6227 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
6228 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
6230 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
6231 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
6233 2001-07-18 Jeff Sturm <jsturm@one-point.com>
6235 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
6236 in-class declaration at -g1. Fixes c++/2814.
6238 2001-07-18 Richard Henderson <rth@redhat.com>
6240 * doc/md.texi (reload_in/out): Document restrictions in predicates
6241 and constraints for these patterns. Document empty string matching
6244 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6246 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
6248 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6250 * cse.c: Undo my previous patch.
6252 2001-07-18 Tom Tromey <tromey@redhat.com>
6255 * configure: Rebuilt.
6256 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
6258 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
6260 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
6261 Jan Hubicka <jh@suse.cz>
6263 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
6264 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
6265 * jump.c (mark_jump_label): Do not forward branches.
6267 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
6269 * cse.c (delete_trivially_dead_insns): Delete the libcall block
6270 when return value is unused.
6272 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6274 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
6276 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
6278 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
6279 on error. We can't blindly return the result of
6280 pthread_mutex_trylock because it returns a positive number on
6281 error, while we must return -1 on error.
6282 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
6284 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
6286 2001-07-18 Andreas Jaeger <aj@suse.de>
6288 * integrate.c (output_inline_function): Correct type of debug_hooks.
6290 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
6292 * combine.c (combine_simplify_rtx): DIV can be treated
6293 associatively for floats if unsafe math optimisations are enabled.
6295 2001-07-17 Richard Henderson <rth@redhat.com>
6297 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
6299 2001-07-17 Richard Henderson <rth@redhat.com>
6301 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
6302 don't force the function address into a register.
6303 (expand_call, emit_library_call_value_1): Update callers.
6304 * builtins.c (expand_builtin_apply): Likewise.
6305 * expr.h (prepare_call_address): Update decl.
6307 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
6309 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
6311 * config/i386/chorus.h: Move up.
6312 * config/sparc/chorus.h: Likewise.
6313 * config/rs6000/chorus.h: Likewise.
6314 * config/chorus.h: Moved here.
6316 2001-07-17 Andreas Schwab <schwab@suse.de>
6318 * configure.in (assembler eh_frame optimization): Handle big
6320 * configure: Regenerated.
6322 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
6324 * expr.c (epxand_expr): Convert divisions into multiplications by
6325 reciprocals if -ffast-math.
6327 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
6329 * dbxout.c (dbxout_really_begin_function): Rename to
6330 dbxout_begin_function.
6331 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6332 (dbxout_begin_function): Remove.
6333 (dbxout_function): Update.
6334 (dbxout_source_line): Update prototype.
6335 * dbxout.h (dbxout_begin_function): Remove.
6336 * debug.c (do_nothing_debug_hooks): Update.
6337 (debug_nothing_tree): Update.
6338 (debug_nothing_charstar_rtx): Remove.
6339 * debug.h (union tree_node): Declare.
6340 (struct rtx_def): Remove.
6341 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
6342 begin_function. Change source_line prototype.
6343 (debug_nothing_tree): New.
6344 (debug_nothing_charstar_rtx): Delete.
6345 (dwarf2out_begin_prologue): Moved from ...
6347 * dwarf2out.c (dwarf2_debug_hooks): Update.
6348 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
6349 debug info, call dwarf2out_source_line.
6350 (dwarf2out_souce_line): Update prototype.
6351 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
6352 Change prototype, make static.
6353 (dwarfout_source_line): Update prototype.
6354 (dwarf_debug_hooks): Update.
6355 * dwarfout.h (dwarfout_begin_function): Remove.
6356 * final.c (final_start_function, final_scan_insn): Use appropriate
6357 debug hooks, update to use notice_source_line.
6358 (output_source_line): Rename notice_source_line. Don't call the
6359 source_line debug hook.
6360 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
6361 make static, update prototype.
6362 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
6364 (sdbout_end_prologue): New.
6365 (sdbout_source_line): Update prototype.
6366 (sdbout_debug_hooks): Update.
6367 (sdbout_symbol): Remove unused var.
6368 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
6370 * varasm.c: Include debug.h.
6371 (assemble_start_function): Use begin_function debug_hook.
6372 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
6373 update with prototype.
6374 (xcoffout_source_line): Update prototype.
6375 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
6377 (xcoffout_source_line): Update prototype.
6379 2001-07-17 Richard Henderson <rth@redhat.com>
6381 * c-typeck.c (build_binary_op): Do not shorten unsigned
6382 right shift after sign extension.
6384 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
6386 * combine.c (combine_simplify_rtx): Attempt to simplify
6387 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
6389 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
6390 (simplify_binary_operation, simplify_unary_operation,
6391 simplify_relational_operation): Use it.
6393 * combine.c (combine_simplify_rtx): Don't do associative law
6394 on divisions; allow associative law on floats.
6396 2001-07-17 H.J. Lu <hjl@gnu.org>
6397 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6399 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
6400 ASM_OUTPUT_WEAK_ALIAS are defined.
6401 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
6402 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
6404 * config/mips/iris5.h: ... here.
6405 (HANDLE_SYSV_PRAGMA): Defined as 1.
6406 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
6407 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
6410 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
6412 * c-parse.in (all_prefix_attributes): New variable.
6413 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
6414 (maybe_resetattrs): New production.
6415 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
6416 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
6417 notype_initdcl, nested_function, notype_nested_function,
6418 component_decl, components, components_notype,
6419 component_declarator, component_notype_declarator,
6420 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
6421 ivars, mydecl, myparm): Update. Avoid prefix attributes just
6422 after a comma being applied to more than one declarator.
6423 * doc/extend.texi (Attribute Syntax): Update. Remove
6424 documentation of bugs that are no longer present.
6426 2001-07-13 Eric Christopher <echristo@redhat.com>
6428 * config/mips/mips.h: Change TUNE_MIPS* options to use
6430 (EXTRA_SPECS): Add cc1_cpu_spec.
6431 * config/mips/mips.md (muldf3): Fix typo.
6433 2001-07-16 Richard Henderson <rth@redhat.com>
6435 * config/m68k/m68k.c: Include expr.h and reload.h.
6436 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
6437 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
6439 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
6440 Richard Henderson <rth@redhat.com>
6442 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
6443 (insn_live_p): Fix fall off end of function.
6444 (dead_libcall_p): Remove COUNTS argument; update callers.
6445 (delete_trivially_dead_insns): Remove unused variables.
6447 2001-07-17 Andreas Jaeger <aj@suse.de>
6449 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
6452 * lcm.c (optimize_mode_switching): Avoid warning for unused
6453 variable if !NORMAL_MODE.
6455 * flow.c (try_crossjump_to_edge): Remove unused variable.
6457 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
6459 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
6460 atexit declaration in stdlib.h.
6462 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
6464 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
6466 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6468 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
6469 * except.c (finish_eh_generation): Update call of cleanup_cfg;
6470 do rebuild_jump_labels instead of jump_optimize
6471 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
6472 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
6473 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
6475 * flow.c: Include timevar.h
6476 (find_basic_block): Push/pop timevar;
6477 (cleanup_cfg): Likewise.
6478 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
6479 * Makefile: Add dependencies on timevar.h
6481 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
6482 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
6484 * rtl.h (delete_trivially_dead_insns): Add new parameter.
6485 * toplev.c (rest_of_compilation): Update calls.
6486 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
6487 (delete_trivially_dead_insns): ... here; accept new argument
6488 preserve_basic_blocks; preserve basic blocks if set.
6490 * reg-stack.c (stack_regs_mentioned): Return 0 if
6491 stack_regs_mentioned_data is not initialized.
6492 (reg_to_stack): Make stack_regs_mentioned survive after the
6493 reg-stack is completted; do not call cleanup_cfg.
6494 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
6495 make cleanup_cfg after bb-reorder to output to debug file.
6497 2001-07-16 Richard Henderson <rth@redhat.com>
6499 * regclass.c (init_reg_sets): Use only 32 bits per initializer
6500 from int_reg_class_contents.
6502 2001-07-16 Richard Henderson <rth@redhat.com>
6504 * hard-reg-set.h (regs_invalidated_by_call): Declare.
6505 * regclass.c (regs_invalidated_by_call): Move from cse.c.
6506 (init_reg_sets_1): Move initialization from cse_main.
6507 * cse.c (regs_invalidated_by_call): Move to regclass.c.
6508 (cse_main): Move its initialization also.
6509 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
6510 * flow.c (propagate_one_insn): Likewise.
6511 * gcse.c (compute_hash_table): Likewise.
6512 (compute_kill_rd, compute_store_table): Likewise.
6513 * sched-deps.c (sched_analyze_1): Likewise.
6515 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
6517 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
6520 2001-07-16 Steve Ellcey <sje@cup.hp.com>
6522 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
6523 in if statement so we don't access undefined memory.
6525 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
6527 * gcse.c: Update comment at top.
6528 Update comment on mem handling.
6529 mem_last_set, mem_first_set, mem_set_in_block: gone.
6530 Declaration of reg_set_info: gone.
6531 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
6532 pointless with load_killed_in_block_p (they are *more*
6533 conservative then it, not less, and less accurate).
6534 (oprs_not_set_p): Ditto.
6535 (alloc_gcse_mem): Don't allocate mem_set_in_block
6536 (free_gcse_mem): Don't free it, either.
6537 (record_last_mem_set_info): Update comment in front, remove
6538 mem_*set_* stuff. Note the reason we don't handle stores directly
6540 (compute_hash_table): Update comments to reflect reality. Remove
6541 mem_*set_* references.
6542 (reset_opr_set_tables): Remove mem_*set_* references.
6544 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
6545 (mark_clobber): Ditto (on both parts, we double set here too).
6546 (expr_killed_p): Remove mem_set_in_block test.
6547 (compute_transp): Remove mem_set_in_block test.
6549 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
6550 of edge, and removal of phi alternative to dump file.
6551 (ssa_ccp_substitute_constants): Add note about register now being
6552 constant, and which uses were replaced in what insns to dump file.
6554 2001-07-16 Andreas Jaeger <aj@suse.de>
6556 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
6557 variables of type HOST_WIDEST_INT.
6559 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
6560 (__bb_exit_func): Correct type of count_max to avoid overflow.
6561 (num_digits): Handle long long argument.
6563 * combine.c (gen_lowpart_for_combine): Remove unused variable.
6565 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6567 * output.h (sdb_begin_function_line): Restore as an extern
6569 * sdbout.c (sdb_begin_function_line): Make extern.
6571 2001-07-15 Richard Henderson <rth@redhat.com>
6573 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
6574 * genrecog.c (maybe_both_true_mode): New.
6575 (maybe_both_true_2): Use it.
6576 (write_switch): Don't put Pmode in a switch.
6577 * rtl.c (mode arrays): Don't explicitly size them.
6579 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6581 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
6582 handling; move unconditional splitting before mode switching.
6584 * i386.md (type): Add fistp type.
6585 (i387, length_attr, scheduling definitions): Handle this type.
6586 (fix_trunc?f?i2): Revamp to use mode switching.
6587 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
6588 * i386.h (fp_cw_mode): New enum
6589 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
6590 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
6592 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6594 * Makefile.in (integrate.o): Add debug.h.
6595 * integrate.c (debug.h): Add.
6596 (output_inline_function): Save, reset, and restore debug_hooks.
6598 2001-07-15 Richard Henderson <rth@redhat.com>
6600 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
6601 instead of COMPARE for the EQUIV expression.
6603 2001-07-15 Richard Henderson <rth@redhat.com>
6605 * flow.c (redirect_edge_and_branch_force): Initialize
6606 global_live_at_start and global_live_at_end.
6607 (allocate_bb_life_data): Export.
6608 * basic-block.h (allocate_bb_life_data): Declare.
6609 * toplev.c (rest_of_compilation): Call it.
6611 2001-07-15 Richard Henderson <rth@redhat.com>
6613 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
6614 (alpha_tablejump_best_label): New.
6615 * config/alpha/alpha-protos.h: Declare them.
6616 * config/alpha/alpha.md: Use braced strings for code blocks.
6617 (tablejump_osf): Break out add with r29.
6618 (tablejump_osf_internal): Remove.
6619 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
6620 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
6622 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6624 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
6627 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
6629 * i386-protos.h (ix86_split_fp_branch): Update prototype.
6630 (ix86_fp_jump_nontrivial_p): New.
6631 * i386.md (fp_jcc_?): Update call of split_fp_branch;
6632 use ix86_fp_jump_nontrivial_p.
6633 * i386.c (ix86_fp_jump_nontrivial_p): New.
6634 (ix86_split_fp_branch): Accept code instead of rtx.
6635 (ix86_expand_compare): Expand comparison early in case
6636 doing so is resonably cheap.
6638 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
6640 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
6642 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
6643 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
6645 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
6647 * dbxout.c (dbxout_source_line): Make static, update prototype.
6648 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
6649 (dbxout_init, dbxout_finish, dbxout_source_line,
6650 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
6651 * dbxout.h (dbxout_source_line): Delete.
6652 * debug.c (debug_nothing_file, debug_nothing_file_int,
6653 debug_nothing_file_charstar_rtx): New.
6654 (do_nothing_debug_hooks): Update.
6655 (debug_nothing_void, debug_nothing_charstar_rtx,
6656 dwarf2out_end_epilogue): New.
6657 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
6658 * debug.h (struct rtx_def): Declare.
6659 (gcc_debug_hooks): New hooks source_line, end_epilogue
6661 (debug_nothing_void, debug_nothing_charstar_rtx,
6662 dwarf2out_end_epilogue): New.
6663 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
6664 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
6665 (dwarf2_debug_hooks): Update.
6666 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
6667 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
6668 * dwarf2out.h (dwarf2out_source_line): Remove.
6669 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
6670 Make static, update prototype.
6671 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
6672 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
6673 (dwarf_debug_hooks): Update.
6674 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
6675 dwarfout_end_function): Remove.
6676 * final.c (profile_function): Use debug hooks for ending functions
6678 (output_source_line, final_end_function): Update prototype,
6680 (final_start_function, final_scan_insn): Update.
6681 * output.h (sdb_begin_function_line): Remove.
6682 (final_end_function): Update prototype.
6683 * sdbout.c (sdb_begin_function_line): Make static.
6684 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
6685 (sdbout_source_line): New.
6686 (sdbout_end_epilogue, sdbout_end_function): Make static, update
6688 (sdb_debug_hooks): Update.
6689 (sdbout_init, sdbout_source_line,
6690 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
6691 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
6692 * toplev.c (compile_file, rest_of_compilation): Update.
6693 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
6694 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
6695 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
6696 Update for prototype changes.
6697 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
6698 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
6700 2001-07-15 Richard Henderson <rth@redhat.com>
6702 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
6703 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
6704 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
6705 * config/alpha/alpha.c: Likewise.
6706 * config/alpha/alpha.md: Likewise.
6707 * config/alpha/alpha32.h: Likewise.
6708 * config/alpha/vms.h: Likewise.
6711 2001-07-14 Richard Henderson <rth@redhat.com>
6713 * config/alpha/alpha.md: Use define_constants for unspec values.
6714 Substitute throughout.
6716 2001-07-14 Tim Josling <tej@melbpc.org.au>
6718 * tree.def (EXPON_EXPR) remove. Never supported anyway.
6720 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
6722 * pa.md: Remove unused constraints from define_split's.
6724 2001-04-14 Richard Henderson <rth@redhat.com>
6726 * ifcvt.c (find_cond_trap): Test for exit block.
6728 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
6730 Re-install recently reverted patch.
6731 * emit-rtl.c (try_split): Update mark_jump_label call.
6732 * flow.c (find_sub_basic_blocks): Likewise.
6733 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
6735 (mark_all_labels): Kill second parameter.
6736 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
6737 (rebuild_jump_labels, jump_optimize_minimal): Update call
6739 (jump_optimize_1): Kill crossjumping code.
6740 (mark_jump_label): Kill cross_jump parameter.
6741 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
6742 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
6743 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
6745 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
6747 (dump_file_info): Likewise.
6748 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
6749 reorganize passes to do reg-stack first, bb-reorder second.
6750 * invoke.texi (-d letters doc): Remove the jump2 pass.
6752 2001-07-14 Richard Henderson <rth@redhat.com>
6754 * ifcvt.c (find_cond_trap): New.
6755 (find_if_header): Call it.
6756 (merge_if_block): Relax existing jump sanity check.
6757 * jump.c (jump_optimize_1): Remove conditional trap handling.
6759 2001-07-14 Alan Modra <amodra@bigpond.net.au>
6761 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
6763 (insn_refs_are_delayed): Correct comment.
6764 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
6765 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
6766 instead of r31. Make associated insn !TARGET_64BIT, and
6767 provide an additional 64-bit insn that clobbers r2.
6769 (udivsi3): Likewise.
6771 (umodsi3): Likewise.
6773 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
6775 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
6777 * flow.c (redirect_edge_and_branch_force, split_edge,
6778 try_crossjump_to_edge): Use set_block_for_new_insns.
6779 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
6781 2001-07-13 H.J. Lu (hjl@gnu.org)
6783 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
6786 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
6788 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
6790 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
6792 * c-common.c (decl_attributes): Take a pointer to the node to
6793 which attributes are to be attached, and a flags argument.
6794 * c-common.h (enum attribute_flags): New.
6795 (decl_attributes): Update prototype.
6796 * c-decl.c (start_decl, push_parm_decl, finish_struct,
6797 finish_enum, start_function): Update calls to decl_attributes.
6798 * c-parse.in (component_declarator, component_notype_declarator,
6799 label): Update calls to decl_attributes.
6801 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
6803 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
6804 * config/avr/avr.c (legitimate_address_p): Return value changed
6805 from letter to register classes. For better debugging.
6807 2001-07-13 Kazu Hirata <kazu@hxi.com>
6809 * jump.c (reversed_comparison_code_parts): Fix comment typos.
6811 2001-07-13 H.J. Lu (hjl@gnu.org)
6813 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
6815 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
6817 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
6818 correctly for shared configurations.
6819 * config/t-libgcc-pic: New.
6820 * config/{i386,m68k,sparc}/t-openbsd: New.
6821 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
6822 Support -shared. Support debugging libraries with -g.
6823 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
6824 frame information does not emit pointer diffs.
6825 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
6828 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
6830 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
6832 2001-07-13 David Edelsohn <edelsohn@gnu.org>
6834 * combine.c (try_combine): Ensure const_int pow2 is positive.
6836 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
6838 * config.gcc: Add configuration for s/390.
6839 * config/s390/s390.c: New. Subroutines for code generation.
6840 * config/s390/s390.h: New. Definitions for s/390.
6841 * config/s390/s390-protos.h: New. Prototypes.
6842 * config/s390/linux.h: New. Definitions for linux for s/390.
6843 * config/s390/linux64.h: New. Definitions for linux for zSeries.
6844 * config/s390/t-linux: New. Makefile fragment.
6845 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
6846 * config/s390/fixdfdi.h: New. Fix L_fix*di.
6848 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
6850 * emit-rtl.c (try_split): Update mark_jump_label call.
6851 * flow.c (find_sub_basic_blocks): Likewise.
6852 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
6854 (mark_all_labels): Kill second parameter.
6855 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
6856 (rebuild_jump_labels, jump_optimize_minimal): Update call
6858 (jump_optimize_1): Kill crossjumping code.
6859 (mark_jump_label): Kill cross_jump parameter.
6860 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
6861 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
6862 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
6864 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
6866 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
6867 reorganize passes to do reg-stack first, bb-reorder second.
6868 * invoke.texi (-d letters doc): Remove the jump2 pass.
6870 2001-07-12 Steve Ellcey <sje@cup.hp.com>
6872 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
6874 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6876 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
6878 (verify_flow_info): Make diagnostics prettier.
6880 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6882 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
6884 * flow.c (outgoing_edges_match): Return early if condition reversal
6887 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
6889 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
6890 (mips_move_2words): When splitting a move into two instructions,
6891 prefix the second address operand with '%D'.
6893 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
6895 * Makefile.in (final.o): Depend on debug.h.
6896 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
6897 (dbx_debug_hooks): Add new hooks.
6898 (xcoff_debug_hooks): New.
6899 * debug.c (debug_nothing_file_int_int): New.
6900 (do_nothing_debug_hooks): Update.
6901 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
6902 (debug_nothing_file_int_int): New.
6903 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
6904 static, update prototype.
6905 (dwarf2_debug_hooks): Update.
6906 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
6907 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
6908 static, update prototype.
6909 (dwarf_debug_hooks): Update.
6910 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
6911 * final.c: Include debug.h.
6912 (final_scan_insn): Use debug hooks when beginning and ending blocks.
6913 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
6914 static, update prototype.
6915 (sdb_debug_hooks): Update.
6916 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
6917 * toplev.c: Distinguish between xcoff and dbx.
6919 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
6920 Call all debug hooks, not just dwarf ones.
6922 2001-07-11 Timothy Wall <twall@redhat.com>
6924 * config.gcc: Add configuration for AIX5/IA64.
6925 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
6926 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
6927 support prefix/suffix code.
6928 * config/ia64/t-aix: New. Makefile fragment.
6929 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
6931 2001-07-11 Kazu Hirata <kazu@hxi.com>
6933 * recog.c (validate_change): Fix a comment typo.
6935 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
6937 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
6938 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
6940 * dbxout.c (dbx_debug_hooks): Add new hooks.
6941 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
6943 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
6945 * dbxout.h (dbxout_start_new_source_file,
6946 dbxout_resume_previous_source_file): Delete.
6947 * debug.c (do_nothing_debug_hooks): Add new hooks.
6948 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
6949 (debug_nothing_int_charstar, debug_nothing_int): New.
6950 * debug.h (gcc_debug_hooks): New hooks define, undef,
6951 start_source_file and end_source_file.
6952 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
6953 (debug_nothing_int_charstar, debug_nothing_int): New.
6954 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
6955 the conditionally compiled section.
6956 (dwarf2out_start_source_file, dwarf2out_end_source_file,
6957 dwarf2out_define, dwarf2out_undef): Make static.
6958 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
6959 dwarf2out_define, dwarf2out_undef): Remove.
6960 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
6961 (dwarfout_start_source_file, dwarfout_end_source_file,
6962 dwarfout_define, dwarfout_undef): Make static.
6963 (dwarfout_start_source_file_check,
6964 dwarfout_end_source_file_check): New.
6965 (dwarfout_define, dwarfout_finish): Update.
6966 * dwarfout.h (dwarfout_start_new_source_file,
6967 dwarfout_resume_previous_source_file, dwarfout_define,
6968 dwarfout_undef): Remove.
6969 * sdbout.c (sdb_debug_hooks): Add new hooks.
6970 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
6972 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
6973 make static, take an arg.
6974 * sdbout.h (sdbout_start_new_source_file,
6975 sdbout_resume_previous_source_file): Delete.
6976 * toplev.c (debug_start_source_file, debug_end_source_file,
6977 debug_define, debug_undef): Delete.
6978 * toplev.h (debug_start_source_file, debug_end_source_file,
6979 debug_define, debug_undef): Delete.
6981 * java/jcf-parse.c: Include debug.h.
6982 (parse_class_file): Update to use debug hooks directly.
6983 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
6985 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6987 * alias.c (set_mem_alias_set): New function.
6988 * rtl.h (set_mem_alias_set): Declare it.
6989 * builtins.c (expand_builtin_return_addr): Call it instead of
6990 using MEM_ALIAS_SET accessor.
6991 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
6992 (get_memory_rtx, expand_builtin_va_arg): Likewise.
6993 (expand_builtin_va_copy):Likewise.
6994 * caller-save.c (setup_save_areas): Likewise.
6995 * calls.c (compute_argument_addresses): Likewise.
6996 * explow.c (set_mem_attributes): Likewise.
6997 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
6998 (expand_assignment, store_constructor_field, store_field): Likewise.
6999 (expand_expr_unaligned): Likewise.
7000 * function.c (assign_stack_temp_for_type): Likewise.
7001 (put_reg_into_stack, gen_mem_addressof): Likewise.
7002 * ifcvt.c (noce_try_cmove_arith): Likewise.
7003 * reload1.c (reload, alter_reg): Likewise.
7004 * config/alpha/alpha.c (get_aligned_mem): Likewise.
7005 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
7006 (alpha_expand_unaligned_store): Likewise
7007 (alpha_expand_unaligned_load_words): Likewise.
7008 (alpha_expand_unaligned_store_words): Likewise.
7009 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
7010 (alpha_expand_epilogue): Likewise.
7011 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
7012 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
7013 * config/i386/i386.c (legitimize_pic_address): Likewise.
7014 * config/i960/i960.c (setup_incoming_varargs): Likewise.
7015 * config/ia64/ia64.c (spill_restore_mem): Likewise.
7016 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
7017 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
7018 * config/mips/mips.c (mips_va_arg): Likewise.
7019 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
7020 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
7021 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7022 (setup_incoming_varargs, rs6000_va_arg): Likewise.
7023 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
7024 (rs6000_emit_epilogue): Likewise.
7025 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
7026 * config/sparc/sparc.c (sparc_va_arg): Likewise.
7027 * config/v850/v850.c (v850_va_arg): Likewise.
7029 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
7031 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
7032 when fallthru edge is present.
7033 (mege_blocks): Handle case where creation of jump insn
7036 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
7037 CLEANUP_POST_REGSTACK): New constants.
7038 * except.c (finish_eh_generation): Update call of cleanup_cfg,
7039 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
7040 * output.h (cleanup_cfg): Update prototype.
7041 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
7042 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
7043 cleanup_cfg call; kill missleading comment.
7044 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
7045 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
7046 parameter; control optimizations performed using it.
7047 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
7048 try_crossjump_bb): New functions.
7050 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
7052 * pa.c (pa_output_function_prologue): Delete prototype. Make function
7054 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
7055 pa_output_function_prologue.
7056 * pa-protos.h (pa_output_function_prologue): New prototype.
7058 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
7060 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
7061 and low to get correct sign extension in low+high test.
7063 2001-07-11 Janis Johnson <janis@us.ibm.com>
7065 * gcov.c (arcdata): Use gcov_type to fix branch percentage
7066 for large hit count.
7068 * profile.c (branch_prob): Fix .bbg info for computed gotos
7071 2001-07-11 Mark Mitchell <mark@codesourcery.com>
7073 * stmt.c (parse_output_constraint): New function, split out
7075 (expand_asm_operands): ... here. Use parse_output_constraint.
7076 * tree.h (parse_output_constraint): Declare it.
7078 2001-07-11 Richard Henderson <rth@redhat.com>
7080 * bitmap.c: Comment some functions; fiddle whitespace.
7081 (bitmap_free): Don't export.
7082 (bitmap_element_allocate): Use memset.
7083 * bitmap.h (bitmap_free): Don't declare.
7085 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
7087 * gcse.c, lcm.c, sched-deps.c:
7088 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
7090 * flow.c (flow_loops_find): Free dom if we found no loops, since
7091 we aren't going to save it.
7093 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
7096 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
7098 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
7100 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7102 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
7103 #ifndef DWARF2_DEBUGGING_INFO.
7105 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
7107 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
7109 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
7111 * config/mips/mips.c (gen_int_relational): Tell the caller not to
7112 reverse a branch if a NE comparison is implemented with GTU.
7114 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
7115 H.J. Lu <hjl@gnu.org>
7117 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
7119 (call_internal2): Likewise.
7120 (call_value_internal1): Likewise.
7121 (call_value_internal2): Likewise.
7122 (call_value_multiple_internal1): Likewise.
7123 (call_value_multiple_internal2): Likewise.
7125 2001-07-10 Kazu Hirata <kazu@hxi.com>
7127 * calls.c (emit_library_call_value_1): Fix a comment typo.
7128 * dwarf2out.c (mem_loc_descriptor): Likewise.
7129 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
7131 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
7133 * simplify-rtx.c (simplify_subreg): Fix typo in comment
7135 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7137 * recog.c (offsettable_address_p): Handle LO_SUM case.
7138 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
7139 instead of plus_constant.
7141 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7143 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
7144 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
7146 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7148 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
7149 adjust_address_nv instead of plus_constant.
7151 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
7153 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
7154 dwarf2out.o): Depend on debug.h, wrap long lines.
7155 * dbxout.c: Include debug.h.
7156 (dbx_debug_hooks): New.
7157 (dbxout_init): Make static, take just 2 args.
7158 (dbxout_finish): Make static.
7159 * dbxout.h (dbxout_init, dbxout_finish): Delete.
7160 * debug.c: New file.
7161 * debug.h: New file.
7162 * dwarf2out.c: Include debug.h.
7163 (dwarf2_debug_hooks): New.
7164 (dwarf2out_init): Make static.
7165 (dwarf2out_finish): Make static, take 2 args.
7166 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
7167 * dwarfout.c: Include debug.h.
7168 (dwarf_debug_hooks): New.
7169 (dwarfout_init): Make static.
7170 (dwarfout_finish): Make static, take 2 args.
7171 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
7172 * sdbout.c: Include debug.h.
7173 (sdb_debug_hooks): New.
7174 (sdbout_init): Make static, take 2 args.
7175 * sdbout.h (sdbout_init): Delete.
7176 * toplev.c: Include debug.h.
7178 (compile_file): Set deubg_hooks based on command line options.
7179 Use the hooks unconditionally rather than conditional compilation.
7181 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
7183 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
7184 first_insn_after_basic_block_note instead.
7186 * df.c (df_bb_refs_unlink): #if 0 out for now.
7188 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
7190 * ssa.h: Add prototype for ssa_const_prop
7191 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
7192 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
7193 (ssa_fast_dce): Remove unused variable
7195 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7197 * diagnostic.c (finish_diagnostic): Rename to
7198 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
7201 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
7203 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
7206 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
7207 (dump_file): Only pad the demangled name with spaces if the
7208 mangled name was padded with spaces.
7210 2001-07-10 Bernd Schmidt <bernds@redhat.com>
7212 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
7215 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7217 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
7218 extraction if no direct load if either EXPAND_CONST_ADDRESS or
7221 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
7222 whether can put offset inside LO_SUM to check mode alignment, not size.
7224 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7226 * doc/tm.texi (Misc): Fix thinko.
7228 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
7230 * regmove.c (replace_in_call_usage): Fix warnings.
7231 * sched-deps.c (add_dependence): Fix warnings.
7232 * simplify-rtx.c (simplify_subreg): Likewise.
7233 Return NULL_RTX instead of NULL.
7235 * reg-stack.c (emit_swap_insn): Eliminate warnings.
7236 (subst_asm_stack_regs): Likewise.
7238 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
7241 * dwarf2out.c (output_call_frame_info): Declare i as int.
7242 (build_abbrev_table): Declare n_alloc as int.
7243 (dwarf2out_finish): Initialize die.
7244 * except.c: Declare sjlj_funcdef_number as unsigned.
7245 (connect_post_landing_pads): Declare j as unsigned.
7246 (convert_to_eh_region_ranges): Initialize call_site.
7247 (output_function_exception_table): Initialize tt_format_size.
7248 * expr.c (move_by_pieces_1): Initialize to1.
7249 (store_constructor): Initialize minelt and maxelt.
7250 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
7251 * function.c (instantiate_decls): Avoid signed/unsigned warning.
7253 * c-decl.c (combine_parm_decls): Unused, remove.
7254 * c-tree.h: Remove prototype for combine_parm_decls.
7256 * reload.c (push_reload): Fix warning.
7257 (regno_clobbered_p): Likewise.
7258 * reload1.c (replace_pseudos_in_call_usage): Likewise.
7259 (reload_combine): Likewise.
7261 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
7262 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
7264 * bitmap.c (bitmap_operation): Change user.
7265 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
7267 2001-07-10 Eric Christopher <echristo@redhat.com>
7269 * config/mips/mips.c (override_options): Fix typo.
7271 2001-07-09 Stan Shebs <shebs@apple.com>
7273 * target.h (struct gcc_target): New fields init_builtins and
7275 * target-def.h (TARGET_INIT_BUILTINS): New macro.
7276 (TARGET_EXPAND_BUILTIN): New macro.
7277 (TARGET_INITIALIZER): Add them.
7278 * builtins.c: Include target.h.
7279 (expand_builtin): Use targetm.expand_builtin.
7280 (default_init_builtins): New function.
7281 (default_expand_builtin): New function.
7282 * expr.h (default_init_builtins): Declare.
7283 (default_expand_builtin): Declare.
7284 * c-common.c (c_common_nodes_and_builtins): Use
7285 targetm.init_builtins.
7286 * defaults.h (MD_INIT_BUILTINS): Remove.
7287 * Makefile.in (builtins.o): Depend on target.h.
7289 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
7290 (TARGET_EXPAND_BUILTIN): Define.
7291 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
7292 (MD_EXPAND_BUILTIN): Remove.
7294 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
7295 (TARGET_EXPAND_BUILTIN): Define.
7296 (c4x_init_builtins): Make endlink arg a local.
7297 (c4x_print_operand): Fix typos in adjust_address usages.
7298 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
7299 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
7300 (MD_EXPAND_BUILTIN): Remove.
7302 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
7303 (TARGET_EXPAND_BUILTIN): Define.
7304 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
7305 (ix86_init_builtins): Call new function only if TARGET_MMX.
7306 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
7307 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
7308 (MD_EXPAND_BUILTIN): Remove.
7310 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
7311 (TARGET_EXPAND_BUILTIN): Define.
7312 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
7313 (MD_EXPAND_BUILTIN): Remove.
7315 * doc/tm.texi: Document these changes.
7317 2001-07-09 Diego Novillo <dnovillo@redhat.com>
7319 * basic-block.h (tree_node): Forward declare if needed.
7320 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
7321 (BLOCK_HEAD_TREE): Define.
7322 (BLOCK_END_TREE): Define.
7323 (struct loops): Rename field 'tree' to 'tree_root'.
7324 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
7326 (flow_loops_tree_build): Rename reference to field 'tree' to
7328 (flow_loops_level_compute): Ditto.
7329 * predict.c (estimate_bb_frequencies): Ditto.
7330 * tree.h (struct tree_common): Add field 'aux'.
7332 2001-07-09 Stan Shebs <shebs@apple.com>
7334 * config/darwin.c (darwin_encode_section_info): Don't mark any
7335 DECL_EXTERNAL node as defined.
7337 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7339 * pa.c (pa_init_machine_status, pa_mark_machine_status,
7340 pa_free_machine_status, hppa_init_pic_save): Delete.
7341 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
7342 (hppa_profile_hook): Use hppa_pic_save_rtx.
7343 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
7344 hppa_init_pic_save): Delete.
7345 (hppa_pic_save_rtx): Declare.
7346 * pa.md (call, call_value, sibcall, sibcall_value,
7347 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
7349 2001-07-09 Kazu Hirata <kazu@hxi.com>
7351 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
7352 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
7354 2001-07-09 Andreas Jaeger <aj@suse.de>
7356 * output.h: Add declaration of final_forward_branch_p.
7358 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
7360 * varray.c: Include errors.h for internal_error and trim_filename
7363 * Makefile.in (varray.o): Add errors.h.
7365 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
7367 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
7368 * optabs.c (have_add2_insn): Check whether the add insn chosen
7369 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
7370 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
7372 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
7374 * Makefile.in (OBJS): Add ssa-ccp.o
7375 (ssa-ccp.o): Add dependencies.
7376 * toplev.c (DFI_ssa_ccp): New dump file enum.
7377 (dump_file): Add entry for dumping after SSA CCP.
7378 (flag_ssa_ccp): New flag variable.
7379 (f_options): Add -fssa-ccp.
7380 (rest_of_compilation): Run SSA CCP if requested.
7381 * timevar.def (TV_SSA_CCP): New timevar.
7382 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
7383 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
7384 Fix minor typo in SSA DCE documentation.
7385 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
7386 Add documentation for new dump option. Renumber dump files
7389 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7391 * emit-rtl.c (gen_highpart_mode): New.
7392 * rtl.h (gen_highpart_mode): Declare.
7393 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
7394 operand can be VOIDmode constant.
7396 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
7398 * flow.c (redirect_edge_and_branch_force): New.
7399 (can_fallthru): Ensure that basic blocks are succeeding.
7400 (try_optimize_cfg): Do not delete basic block if it is the last one.
7402 * flow.c (try_redirect_by_replacing_jump): Do not remove
7403 jumps with side effects, unlink chain on fallthru edge;
7404 set block for new jump instruction; avoid basic block to
7405 over by line number note.
7407 * flow.c (try_simplify_condjump): Verify that the condjump
7408 is not always falling trought.
7411 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
7413 * flow.c (forwarder_block_p): Fix for fallthru blocks.
7414 (try_redirect_by_replacing_jump): Update properly the count
7415 and frequency information.
7417 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7419 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
7420 address that is a LO_SUM specially.
7421 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
7423 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
7425 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
7426 (operand_subword): Use them.
7427 (change_address_1): Renamed from change_address; new arg VALIDATE.
7428 * expr.h: Reflect above changes; change_address now macro.
7429 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
7431 * cselib.c (add_mem_for_addr): Likewise.
7432 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
7433 * regmove.c (try_apply_stack_adjustment): Likewise.
7434 * reload.c (push_reload, make_memloc): Likewise.
7435 * reload1.c (eliminate_regs): Likewise.
7436 * simplify-rtx.c (simplify_replace_rtx): Likewise.
7437 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
7439 * combine.c (make_extraction, simplify_shift_const): Likewise.
7440 (gen_lowpart_for_combine): Likewise.
7441 * cse.c (gen_lowpart_if_possible): Likewise.
7442 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
7443 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
7444 * optabs.c (gen_move_insn): Likewise.
7445 * reload1.c (alter_reg): Likewise.
7446 * simplify-rtx.c (simplify_subreg): Likewise.
7447 * stmt.c (expand_anon_union_decl): Likewise.
7448 * recog.c (validate_replace_rtx_1): Likewise.
7450 * Makefile.in (recog.o): Add $(EXPR_H).
7451 * explow.c (stabilize): Call replace_equiv_address.
7452 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
7453 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
7455 2001-07-03 Andrew Haley <aph@redhat.com>
7457 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
7458 the mode of the memory location.
7460 2001-07-09 Bo Thorsen <bo@suse.co.uk>
7462 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
7464 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
7466 * final.c (output_addr_const): Use target opening and
7467 closing parentheses.
7468 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
7469 defaults, add to TARGET_ASM_OUT.
7470 * target.h (struct gcc_target): Add open_paren and close_paren.
7471 * doc/md.texi: Update.
7472 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
7473 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
7474 TARGET_ASM_CLOSE_PAREN.
7475 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
7477 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
7479 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
7480 * config/a29k/a29k.h: Similarly.
7481 * config/alpha/alpha.h: Similarly.
7482 * config/arc/arc.h: Similarly.
7483 * config/arm/aof.h: Similarly.
7484 * config/arm/aout.h: Similarly.
7485 * config/avr/avr.h: Similarly.
7486 * config/c4x/c4x.h: Similarly.
7487 * config/clipper/clipper.h: Similarly.
7488 * config/convex/convex.h: Similarly.
7489 * config/d30v/d30v.h: Similarly.
7490 * config/dsp16xx/dsp16xx.h: Similarly.
7491 * config/elxsi/elxsi.h: Similarly.
7492 * config/fr30/fr30.h: Similarly.
7493 * config/h8300/h8300.h: Similarly.
7494 * config/i370/i370.h: Similarly.
7495 * config/i386/i386.h: Similarly.
7496 * config/i860/i860.h: Similarly.
7497 * config/i960/i960.h: Similarly.
7498 * config/ia64/ia64.h: Similarly.
7499 * config/m32r/m32r.h: Similarly.
7500 * config/m68hc11/m68hc11.h: Similarly.
7501 * config/m68k/m68k.h: Similarly.
7502 * config/m88k/m88k.h: Similarly.
7503 * config/mcore/mcore.h: Similarly.
7504 * config/mips/mips.h: Similarly.
7505 * config/mn10200/mn10200.h: Similarly.
7506 * config/mn10300/mn10300.h: Similarly.
7507 * config/ns32k/ns32k.h: Similarly.
7508 * config/pa/pa.h: Similarly.
7509 * config/pdp11/pdp11.h: Similarly.
7510 * config/pj/pj.h: Similarly.
7511 * config/romp/romp.h: Similarly.
7512 * config/rs6000/rs6000.h: Similarly.
7513 * config/sh/sh.h: Similarly.
7514 * config/sparc/sparc.h: Similarly.
7515 * config/v850/v850.h: Similarly.
7516 * config/vax/vax.h: Similarly.
7517 * config/we32k/we32k.h: Similarly.
7519 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
7521 * doc/c-tree.texi: Document representation of attributes.
7523 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7525 * doc/tm.texi: Update some places for the rename of target to
7528 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7530 * target.h (struct gcc_target): Add insert_attributes.
7531 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
7532 (TARGET_INITIALIZER): Update.
7533 * tree.c, tree.h (default_insert_attributes): New function.
7534 Update comments on other default functions to refer to targetm,
7536 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
7537 TARGET_INSERT_ATTRIBUTES.
7538 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
7539 * c-common.c (decl_attributes): Use targetm.insert_attributes.
7540 Don't use PRAGMA_INSERT_ATTRIBUTES.
7541 * Makefile.in (c-common.o): Depend on $(TARGET_H).
7542 * c-decl.c (start_decl, start_function): Don't call
7543 SET_DEFAULT_DECL_ATTRIBUTES.
7544 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
7545 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
7547 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
7548 (c4x_check_attribute): Avoid modifying attribute list itself.
7549 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
7551 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
7552 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
7554 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
7555 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
7557 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
7558 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
7560 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
7561 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
7562 Adjust parameters. Make static.
7564 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7566 * c-common.c (decl_attributes): Only take a single attributes
7568 * c-common.h (decl_attributes): Update prototype.
7569 * c-decl.c (start_decl, start_function): Only take a single
7570 attributes parameter. Update calls to decl_attributes.
7571 (finish_struct, finish_enum): Update calls to decl_attributes.
7572 (push_parm_decl): Expect unified list of attributes. Update call
7574 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
7575 notype_nested_function, component_declarator,
7576 component_notype_declarator, label): Update calls to
7578 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
7579 lists that are passed to push_parm_decl.
7580 * c-tree.h (start_function, start_decl): Update prototypes.
7581 * config/sh/sh-protos.h, config/sh/sh.c
7582 (sh_pragma_insert_attributes): Only take a single attributes
7584 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
7585 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
7586 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
7587 build_module_descriptor, generate_static_references,
7588 generate_strings, build_selector_translation_table,
7589 generate_descriptor_table, generate_protocols,
7590 generate_ivars_list, generate_dispatch_table,
7591 generate_protocol_list, generate_category,
7592 generate_shared_structures, really_start_method, add_objc_decls,
7593 generate_classref_translation_entry): Update calls to start_decl
7595 (build_tmp_function_decl, start_method_def): Unify attribute lists
7596 that are passed to push_parm_decl.
7598 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
7600 * final.c (no_asm_to_stream): New.
7601 (final_scan_insn): Use target structures for prologue ends
7602 and epilogue starts.
7603 * output.h (no_asm_to_stream): New.
7604 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
7605 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
7606 (TARGET_ASM_OUT): Update.
7607 * target.h (struct gcc_target): New members function_end_prologue
7608 and function_begin_epilogue.
7609 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
7610 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
7611 * config/alpha/alpha.c (output_end_prologue): Rename to
7612 alpha_output_function_end_prologue. Use in target struct
7614 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
7615 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
7616 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
7617 ia64_output_function_end_prologue. Use in target struct
7619 (ia64_function_prologue, ia64_funciton_epilogue): Rename
7620 mistyped prototypes.
7621 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
7622 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
7624 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
7625 an use in target struct, make static.
7626 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
7629 2001-07-08 Richard Henderson <rth@redhat.com>
7631 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
7633 2001-07-08 Richard Henderson <rth@redhat.com>
7635 * config/i386/i386.md: Remove constraints strings from define_split
7636 and define_peephole2 patterns.
7637 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
7638 (eh_return): Use them.
7640 2001-07-08 Richard Henderson <rth@redhat.com>
7642 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
7643 Document MD_FALLBACK_FRAME_STATE_FOR.
7645 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7647 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
7648 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
7650 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
7652 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
7654 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
7655 of the label inside NAME as opposed to just the end of NAME.
7657 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
7659 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
7660 * config/alpha/alpha.c (alpha_init_machine_status,
7661 alpha_mark_machine_status, alpha_free_machine_status): Delete.
7662 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
7663 (vms_valid_decl_attribute_p): Make static, conditionally compile.
7664 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
7666 2001-07-06 Stan Shebs <shebs@apple.com>
7668 * target.h (targetm): Rename global from "target", so as not to
7669 conflict with local variables.
7671 * c-typeck.c: Ditto.
7675 * cp/decl2.c: Ditto.
7676 * cp/typeck.c: Ditto.
7677 * 1750a/1750a.c: Ditto.
7678 * a29k/a29k.c: Ditto.
7682 * clipper/clipper.c: Ditto.
7683 * convex/convex.c: Ditto.
7684 * d30v/d30v.c: Ditto.
7685 * dsp16xx/dsp16xx.c: Ditto.
7686 * elxsi/elxsi.c: Ditto.
7687 * fr30/fr30.c: Ditto.
7688 * h8300/h8300.c: Ditto.
7689 * i370/i370.c: Ditto.
7690 * i386/i386.c: Ditto.
7691 * i860/i860.c: Ditto.
7692 * i960/i960.c: Ditto.
7693 * ia64/ia64.c: Ditto.
7694 * m32r/m32r.c: Ditto.
7695 * m68hc11/m68hc11.c: Ditto.
7696 * m68k/m68k.c: Ditto.
7697 * m88k/m88k.c: Ditto.
7698 * mips/mips.c: Ditto.
7699 * ns32k/ns32k.c: Ditto.
7701 * pdp11/pdp11.c: Ditto.
7702 * romp/romp.c: Ditto.
7703 * rs6000/rs6000.c: Ditto.
7705 * sparc/sparc.c: Ditto.
7707 * we32k/we32k.c: Ditto.
7708 * doc/tm.texi: Update the manual to match.
7710 2001-07-06 Richard Henderson <rth@redhat.com>
7712 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
7713 DWARF2_UNWIND_INFO not just whether it is defined.
7715 2001-07-06 Diego Novillo <dnovillo@redhat.com>
7717 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
7718 call to simplify_binary_operation returns a new pattern.
7720 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7722 * glimits.h (__SHRT_MAX__): New.
7723 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
7724 (SHRT_MAX): Define in terms of __SHRT_MAX__.
7726 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
7728 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
7731 2001-07-06 Richard Henderson <rth@redhat.com>
7733 * bitmap.c (bitmap_release_memory): Move adjacent to the
7734 allocation functions.
7735 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
7736 the implementation. Binary search for the set bit.
7737 (bitmap_union_of_diff): Allocate the temporary on the stack
7738 instead of using xmalloc.
7740 2001-07-06 Richard Henderson <rth@redhat.com>
7742 * genrecog.c (validate_pattern): Warn for constraints in
7743 define_{expand,split,peephole2}. Remove strict_low_part
7744 before looking up match_dup.
7746 2001-07-06 DJ Delorie <dj@redhat.com>
7748 * doc/gcc.texi (Makefile): Rename to be a more general purpose
7749 chapter about various build hints and history. Add section
7750 talking about the various types of native and cross builds.
7752 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
7754 * Makefile.in (final.o): Depend on target.h.
7755 * final.c: Include target.h.
7756 (default_function_pro_epilogue): New.
7757 (final_start_function): Use target structure for function prologues.
7758 (final_end_function): Use target structure for function epilogues.
7759 * fold-const.c (real_hex_to_f): Constify s and p.
7760 * output.h (default_function_pro_epilogue): New.
7761 * real.h (real_hex_to_f): Update prototype.
7762 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
7763 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
7764 (TARGET_INITIALIZER): Update.
7765 * target.h (gcc_target): Add struct asm_out.
7766 * doc/tm.texi: Update.
7769 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
7770 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
7771 in cpu/cpu.c, or rename old functions consistently. Take
7772 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
7773 redundant macros and prototypes. Make new functions static.
7775 * 1750a/1750a.c: Similarly.
7776 * 1750a/1750a.h: Similarly.
7777 * a29k/a29k-protos.h: Similarly.
7778 * a29k/a29k.c: Similarly.
7779 * a29k/a29k.h: Similarly.
7780 * arc/arc-protos.h: Similarly.
7781 * arc/arc.c: Similarly.
7782 * arc/arc.h: Similarly.
7783 * arm/arm-protos.h: Similarly.
7784 * arm/arm.c: Similarly.
7785 * arm/arm.h: Similarly.
7786 * avr/avr-protos.h: Similarly.
7787 * avr/avr.c: Similarly.
7788 * avr/avr.h: Similarly.
7789 * clipper/clipper-protos.h: Similarly.
7790 * clipper/clipper.c: Similarly.
7791 * clipper/clipper.h: Similarly.
7792 * convex/convex.c: Similarly.
7793 * convex/convex.h: Similarly.
7794 * d30v/d30v-protos.h: Similarly.
7795 * d30v/d30v.c: Similarly.
7796 * d30v/d30v.h: Similarly.
7797 * d30v/d30v.md: Similarly.
7798 * dsp16xx/dsp16xx-protos.h: Similarly.
7799 * dsp16xx/dsp16xx.c: Similarly.
7800 * dsp16xx/dsp16xx.h: Similarly.
7801 * elxsi/elxsi.c: Similarly.
7802 * elxsi/elxsi.h: Similarly.
7803 * fr30/fr30.c: Similarly.
7804 * fr30/fr30.md: Similarly.
7805 * h8300/h8300-protos.h: Similarly.
7806 * h8300/h8300.c: Similarly.
7807 * h8300/h8300.h: Similarly.
7808 * i370/i370-protos.h: Similarly.
7809 * i370/i370.c: Similarly.
7810 * i370/i370.h: Similarly.
7811 * i386/i386.c: Similarly.
7812 * i386/osf1elf.h: Similarly.
7813 * i386/osfrose.h: Similarly.
7814 * i860/i860-protos.h: Similarly.
7815 * i860/i860.c: Similarly.
7816 * i860/i860.h: Similarly.
7817 * i960/i960-protos.h: Similarly.
7818 * i960/i960.c: Similarly.
7819 * i960/i960.h: Similarly.
7820 * ia64/ia64-protos.h: Similarly.
7821 * ia64/ia64.c: Similarly.
7822 * ia64/ia64.h: Similarly.
7823 * m32r/m32r-protos.h: Similarly.
7824 * m32r/m32r.c: Similarly.
7825 * m32r/m32r.h: Similarly.
7826 * m68hc11/m68hc11-protos.h: Similarly.
7827 * m68hc11/m68hc11.c: Similarly.
7828 * m68hc11/m68hc11.h: Similarly.
7829 * m68k/crds.h: Similarly.
7830 * m68k/dpx2.h: Similarly.
7831 * m68k/m68k-protos.h: Similarly.
7832 * m68k/m68k.c: Similarly.
7833 * m68k/m68k.h: Similarly.
7834 * m68k/news.h: Similarly.
7835 * m88k/m88k-protos.h: Similarly.
7836 * m88k/m88k.c: Similarly.
7837 * m88k/m88k.h: Similarly.
7838 * mips/mips-protos.h: Similarly.
7839 * mips/mips.c: Similarly.
7840 * mips/mips.h: Similarly.
7841 * ns32k/merlin.h: Similarly.
7842 * ns32k/ns32k.c: Similarly.
7843 * ns32k/ns32k.h: Similarly.
7844 * ns32k/tek6000.h: Similarly.
7845 * pa/pa-protos.h: Similarly.
7846 * pa/pa.c: Similarly.
7847 * pa/pa.h: Similarly.
7848 * pdp11/2bsd.h: Similarly.
7849 * pdp11/pdp11-protos.h: Similarly.
7850 * pdp11/pdp11.c: Similarly.
7851 * pdp11/pdp11.h: Similarly.
7852 * romp/romp-protos.h: Similarly.
7853 * romp/romp.c: Similarly.
7854 * romp/romp.h: Similarly.
7855 * rs6000/rs6000-protos.h: Similarly.
7856 * rs6000/rs6000.c: Similarly.
7857 * rs6000/rs6000.h: Similarly.
7858 * rs6000/sysv4.h: Similarly.
7859 * sh/sh-protos.h: Similarly.
7860 * sh/sh.c: Similarly.
7861 * sh/sh.h: Similarly.
7862 * sparc/sparc-protos.h: Similarly.
7863 * sparc/sparc.c: Similarly.
7864 * sparc/sparc.h: Similarly.
7865 * vax/vax.c: Similarly.
7866 * vax/vax.h: Similarly.
7867 * vax/vms.h: Similarly.
7868 * we32k/we32k.c: Similarly.
7869 * we32k/we32k.h: Similarly.
7871 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
7873 * basic-block.h (first_insn_after_basic_block_note): Declare.
7874 * flow.c (first_insn_after_basic_block_note): Define. Moved
7876 * ssa.c (first_insn_after_basic_block_note): Remove.
7877 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
7879 (ssa_eliminate_dead_code): Properly update the CFG and PHI
7880 nodes when we find a dead conditional branch. Insert BARRIERs
7881 after any blocks with no successors, but which do not have
7884 2001-07-06 Zack Weinberg <zackw@stanford.edu>
7886 * varray.c (varray_check_failed): Use internal_error.
7888 2001-07-05 Andrew Haley <aph@redhat.com>
7890 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
7891 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
7892 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
7894 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
7896 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
7897 reference if the target constant is also a SYMBOL_REF.
7899 2001-07-05 Eric Christopher <echristo@redhat.com>
7901 * config/mips/mips.h (MASK_MIPS3900): Remove.
7902 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
7903 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
7904 (TARGET_MIPS3900): Change to use mips_arch.
7905 (TARGET_MIPS4000): New.
7906 (TARGET_MIPS4100): New.
7907 (TARGET_MIPS4300): New.
7908 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
7909 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
7911 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
7912 (ISA_HAS_BRANCHLIKELY): To here.
7913 (CC1_CPU_SPEC): New.
7914 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
7915 (mips_arch_string): Declare.
7916 (mips_arch): Declare.
7917 (TARGET_OPTIONS): Add -march and -mtune.
7919 * config/mips/mips.c (mips_arch_string): New.
7921 (override_options): Handle -march for codegen and -mtune
7922 for scheduling. Use mips_arch. Move tx39 target default here.
7923 (mips_parse_cpu): Move error message to override_options.
7925 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
7927 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
7929 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
7930 (MIPS Options): Ditto. Change mcpu entry to historical text.
7932 2001-07-05 H.J. Lu (hjl@gnu.org)
7934 * config/mips/mips.c (mips_parse_cpu): New function to parse
7937 2001-07-05 Jim Wilson <wilson@redhat.com>
7939 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
7940 * config/ia64/t-ia64: Likewise.
7941 (LIB1ASMFUNCS): Update comment.
7943 2001-07-05 David Edelsohn <edelsohn@gnu.org>
7945 * doc/install.texi (Install GCC: Binaries): Fix typo.
7947 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7949 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
7950 reference using the stack pointer, adjust it since we push Y
7952 ("*ashrsi3"): Likewise.
7953 ("*lshrsi3"): Likewise.
7955 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7957 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
7958 when -fomit-frame-pointer is used.
7960 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
7962 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
7963 (try_redirect_by_replacing_jump): Reverse updating properly the
7964 count and frequency information. Reverse removing cc0 setter.
7965 (forwarder_block_p): Reverse fixing for fallthru blocks.
7967 2001-07-05 DJ Delorie <dj@redhat.com>
7969 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
7970 (translate_options): If the above is defined, use it to map
7971 given options to new options.
7972 * doc/tm.texi: Document it.
7974 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
7975 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7977 * doc/invoke.texi (Optimize Options): Document that -fgcse may
7978 cause programs using computed gotos to run more slowly.
7980 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7982 * doc/install.texi (Specific): Markup, spelling and typo fixes.
7984 Consistently require binutils 2.11.2, not prereleases.
7985 (Specific, decstation-*): Canonicalize as mips-dec-*.
7986 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
7988 (Specific, m68k-altos): Removed reference to README.altos, deleted.
7989 (Specific, mips-*): Reword MIPS C compiler requirements.
7990 (Specific, powerpc*-*-*): New, mention --with-cpu once.
7991 (Specific, sunv5): Removed, obsolete.
7993 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
7995 * dwarf2out.c (output_loc_list): Use an all ones mask for
7996 .text asm output and don't rely on long long
7997 literals. Reformat some long lines.
7999 2001-07-05 Andreas Jaeger <aj@suse.de>
8001 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
8004 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
8006 * dwarf2out.c (dwarf2out_define): Update comment.
8007 (dwarf2out_undef): Ditto.
8008 (dwarf2out_start_source_file): Ditto.
8009 (dwarf2out_end_source_file): Ditto.
8010 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
8011 since we never call the start/end debug hook for the primary file.
8013 2001-07-04 Kazu Hirata <kazu@hxi.com>
8015 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
8018 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
8020 * cppinit.c (remove_dup_dirs): Inform if a system include
8021 directory is being reordered.
8022 * doc/invoke.texi (Directory Options): GCC warns if you hide a
8024 * doc/cpp.texi (Search Paths): Likewise.
8025 * doc/gcc.texi (Interoperation): Remove information about
8028 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
8030 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
8031 (VARRAY_TOP_CHAR_PTR): Likewise.
8033 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8035 * gcc.c (process_command): Don't assign elements of a const char*.
8037 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8039 * emit-rtl.c (change_address): Don't abort if invalid address while
8040 reload is in progress.
8042 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
8044 * c-lex.c (cb_file_change): Pass line number to
8045 debug_start_source_file.
8046 (cb_undefine): Pass correct line number to debug_undef.
8048 * toplev.c (debug_start_source_file): Add line number to
8049 parameters. Pass it along to dwarf2out_start_source_file.
8050 (decode_g_option): Stop resetting debug level back to normal when
8051 we change debug formats, unless the current level is
8052 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
8055 * toplev.h (debug_start_source_file): Add line number to
8058 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
8061 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
8063 Output debug_macinfo data for starting file if requested.
8064 (dwarf2out_end_source_file): Output debug_macinfo data for ending
8066 (dwarf2out_define): Output debug_macinfo data for defining a macro
8068 (dwarf2out_undef): Output debug_macinfo data for undefining a
8070 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
8071 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
8072 (macinfo_section_label): New. DWARF2 macro info section label.
8073 (dwarf2out_init): If we want macro info, output the start label
8075 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
8076 attribute to the compilation unit die pointing to the macro info.
8078 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
8080 * dwarf2out.c (new_loc_list): Move to inside #ifdef
8081 DWARF2_DEBUGGING_INFO.
8082 (add_loc_descr_to_loc_list): Ditto.
8083 (output_loc_list): Ditto.
8084 Also, fix thinko in curr not being initialized.
8085 (gen_internal_sym): Ditto.
8087 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8089 * emit-rtl.c (replace_equiv_address): New function.
8090 * expr.h (replace_equiv_address): New declaration.
8091 * explow.c (validize_mem): Call it instead of change_address and
8092 also call if -fforce-addr and address is constant.
8093 * expr.c: Replace more calls to change_address with adjust_address
8094 and/or replace_equiv_address or to validize_mem.
8095 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
8096 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
8097 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
8098 * config/i370/i370.md, config/i860/i860.md: Likewise.
8099 * config/i960/i960.md, config/mips/mips.c: Likewise.
8100 * config/mips/mips.md, config/pa/pa.md: Likewise.
8101 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
8102 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
8104 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8106 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
8108 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
8111 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
8113 * doc/include: New directory.
8114 * doc/fdl.texi: Move to doc/include/fdl.texi.
8115 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
8116 * doc/include/funding.texi, doc/include/gpl.texi: New files.
8117 * doc/gcc.texi: Use funding.texi and gpl.texi.
8118 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
8119 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
8120 Update dependencies and use -I $(docdir)/include.
8122 2001-07-04 Anthony Green <green@redhat.com>
8124 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
8126 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8128 * doc/install.texi (sparc64-*-*): Remove garbage.
8130 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
8132 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
8133 Fix typo in last change to use adjust_address.
8135 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8137 * doc/install.texi (Specific): Update information for *-*-solaris*.
8139 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8141 * explow.c (plus_constant_wide): Reinitialize Y for restart.
8143 2001-07-03 Stan Shebs <shebs@apple.com>
8145 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
8146 case for flag_no_mach_text_sections.
8147 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
8148 * config/darwin.c (flag_no_mach_text_sections): Remove.
8149 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
8151 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8153 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
8154 and avoid checking for constant as first operand.
8155 * recog.c (find_constant_term_loc): No longer static.
8156 (adj_offettable_operand): Delete.
8157 * rtl.h (adj_offsettable_operand): Delete declaration.
8158 (find_constant_term): Add declaration.
8159 * caller-save.c: Replace calls to adj_offsettable_operand with calls
8161 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
8162 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
8163 * config/i386/i386.c, config/i386/i386.md: Likewise.
8164 * config/i860/i860.c, config/i960/i960.c: Likewise.
8165 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
8166 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
8167 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
8168 * config/mips/mips.c, config/mips/mips.md: Likewise.
8169 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
8170 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
8171 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
8172 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
8173 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
8174 * config/ns32k/ns32k.md: Likewise.
8176 2001-07-03 Zack Weinberg <zackw@stanford.edu>
8178 * rtl.c (copy_rtx): Handle 'T' format letter.
8179 * gensupport.c (collect_insn_data): Likewise.
8180 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
8182 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
8184 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
8185 -B option. Use 'dir' not 'foo' as example directory name.
8187 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8189 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8190 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
8192 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
8194 * doc/cppinternals.texi: Improve formatting and logical markup.
8196 2001-07-03 Andreas Jaeger <aj@suse.de>
8198 * Makefile.in (insn-recog.o): Add dependency on reload.h.
8200 * genrecog.c (write_header): Include reload.h for prototypes in
8203 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
8206 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
8207 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
8208 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
8209 i386_pe_valid_type_attribute_p): Add.
8210 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
8211 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
8213 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8215 * explow.c (plus_constant_wide, case LO_SUM): New case.
8216 (plus_constant_for_output_wide): Delete.
8217 * rtl.h (plus_constant_for_output): Delete.
8218 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
8219 instead of plus_constant_for_output.
8220 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
8221 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
8222 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
8223 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
8224 * config/sparc/sparc.md: Likewise.
8225 Convert some change_address calls to adjust_address.
8227 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
8229 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
8230 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
8231 documentation of -std and -Wwrite-strings.
8233 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
8235 * cse.c (canon_hash): Don't register registers in very small
8236 register classes, as extending their lifetime might cause
8239 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8241 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
8243 * flow.c (forwarder_block_p): Fix for fallthru blocks.
8244 (try_redirect_by_replacing_jump): Update properly the count
8245 and frequency information.
8247 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
8249 * toplev.c (dump_file_index): Move SSA dumps just after first
8251 (dump_file): Corresponding changes.
8252 (rest_of_compilation): Move SSA path to just after the first
8254 * doc/gcc.texi (Passes): Update due to movement of SSA path.
8255 * doc/invoke.texi: Update dump file #s as they were completely
8256 out of date with reality.
8258 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
8260 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
8262 * expr.c (emit_move_insn_1): Deal with non-default
8265 * expr.c (emit_single_push_insn): Fix warning.
8267 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
8269 * expr.c (emit_move_insn_1): Avoid modifying
8270 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
8272 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8274 * emit-rtl.c (adjust_address): New function.
8275 * expr.h (adjust_address): Add declaration.
8276 * builtins.c: Replace some calls to change_address with calls to it
8278 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
8279 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
8280 * config/arm/arm.c, config/convex/convex.c: Likewise.
8281 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
8282 * config/i386/i386.c, config/i386/i386.md: Likewise.
8283 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
8284 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
8285 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
8286 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
8287 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
8289 2001-07-02 Jim Wilson <wilson@redhat.com>
8291 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
8293 2001-07-02 Steve Ellcey <sje@cup.hp.com>
8295 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
8296 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
8298 2001-07-02 Zack Weinberg <zackw@stanford.edu>
8300 * cppinit.c (lang_defaults): New table.
8301 (set_lang): Just read from lang_defaults into the live options
8304 2001-07-02 Zack Weinberg <zackw@stanford.edu>
8306 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
8307 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
8308 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
8310 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8312 * doc/install.texi: Various spelling and markup fixes.
8313 (Installing GCC): Component specific installation instructions are
8316 Warn about removing old install dir in the presence of shared libs.
8317 (Configuration): Invoke with options target to match configure
8319 Consistently refer to gas, gld pathnames.
8320 Invert --enable-multilib documentation.
8321 Remove references to old compiler versions.
8323 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8325 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
8327 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8329 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
8331 (Specific, mips*-sgi-irix5): Note IDO download.
8332 Reworded MIPS C hints.
8333 Use GNU as instead of GAS.
8335 Removed SGI Freeware reference, IRIX 6 only.
8336 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
8337 Note N64 library requirement/workaround.
8339 Complete list of structure passing bug victims.
8341 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8343 * doc/install.texi: Remove CVS Id.
8345 2001-07-02 Andreas Jaeger <aj@suse.de>
8347 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
8348 (find_inherently_necessary): Remove unused variable.
8350 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
8352 * c-common.h (TDI_inlined): New ast dump phase.
8353 (dump_flag_name): New function.
8354 * c-dump.c (dump_files): Add inlined phase.
8355 (dump_flag_name): Define.
8356 * doc/invoke.texi (-fdump-ast-inlined): Document.
8358 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8360 * stor-layout.c (layout_decl): Revert change to handling of alignment
8363 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8365 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
8368 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
8370 * doc/tm.texi (FUNCTION_ARG): Document that the last call
8373 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
8375 * tlink.c (recompile_files): Remove COMPILER_PATH and
8376 LIBRARY_PATH from the environment.
8378 2001-07-01 Zack Weinberg <zackw@stanford.edu>
8380 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
8381 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
8383 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
8385 * c-parse.in (OBJC_STRING): Kill.
8386 (objc_string): Decompose to [objc_string] '@' STRING.
8387 (reswords): Take the leading '@' off all the Objective C keywords.
8388 (objc_rid_sans_at): Kill.
8389 (init_reswords): Don't initialize it.
8390 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
8391 (_yylex): Kill reconsider label. Look ahead one token after
8392 an '@'; if we get an identifier, check whether it's an
8393 Objective C @-keyword. If so, return the keyword. Otherwise,
8394 put back the token and return the '@' as a terminal.
8396 * cpplib.c (lex_macro_node): Remove unnecessary check for
8397 leading '@' on identifier. Clarify control flow and commentary.
8399 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8401 * cse.c (new_label_ref): Variable deleted.
8402 (insert): Remove set of new_label_ref.
8403 (check_for_label_ref): New function.
8404 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
8406 See ChangeLog.5 for earlier changes.