1 2001-09-17 Jeff Sturm <jsturm@one-point.com>
3 * except.c (dw2_build_landing_pads): New local
4 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
5 barrier after clobbers. Fixes c++/4012.
7 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
11 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
13 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
14 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
16 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
21 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
23 * cpphash.h (_cpp_lex_direct): New.
24 * cpplex.c (_cpp_lex_token): Update.
25 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
26 and increment that pointer.
27 * cppmacro.c (alloc_expansion_token): New.
28 (lex_expansion_token): Lex macro expansion directly into
31 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
33 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
35 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
37 * basic-block.h (free_bb_for_insn): Declare.
38 * bb-reorder.c (label_for_bb): Use block_label.
39 (emit_jump_to_block_after): Remove.
40 (insert_intra_1): Do not update block_for_insn.
41 (insert_inter_bb_scope_notes): Likewise; update bb->end
42 * cfg.c (free_bb_for_insn): New.
43 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
44 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
45 (commit_one_edge_insertion): Likewise.
46 (commit_one_edge_insertion): Do not update BB boundary.
47 (commit_edge_insertions): Do not call compute_bb_for_insn.
48 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
49 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
50 (merge_blocks_move_successor_nojumps): Likewise.
51 (try_crossjump_to_edge): Do not update block_for_insn.
52 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
53 * df.c (df_pattern_emit_later): Do not update BB boundary.
54 (df_jump_pattern_emit_after): Likewise.
55 (df_insn_move_before): Use emit_insn_before.
56 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
58 (add_insn_after, add_insn_before, emit_insns_after): Update BB
59 boundaries and basic_block_for_insn.
60 (reorder_insns_nobb): Rename from reorder_insns.
62 (emit_block_insn_before, emit_block_insn_after): Kill.
63 * flow.c (check_function_return_warnings): Do not call
64 compute_bb_for_insn; Do not free basic_block_for_insn.
65 (attempt_auto_inc): Do not update basic_block_for_insn.
66 * function.c (emit_return_into_block): Likewise;
67 do not update BB boundaries.
68 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
69 (insert_insn_end_bb): Use emit_insn_before; Likewise.
70 (pre_insert_copy_insn): Likewise.
71 (update_ld_motion_notes): Likewise.
72 (insert_insn_start_bb): Likewise.
73 (replace_store_insn): Likewise.
74 * ifcvt.c (noce_process_if_block): Likewise.
75 (if_convert): Do not call compute_bb_for_insn.
76 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
77 Use emit_insn_before and emit_insn_after.
78 * recog.c (split_all_insns): Do not update BB boundaries;
79 Do not call compute_bb_for_insn.
80 (peephole2_optimize): Do not update BB boundaries.
81 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
83 (emit_swap_insn): Likewise.
84 (convert_regs_1): Likewise.
85 * reload1.c (reload): Call compute_bb_for_insn.
86 * rtl.h (reorder_insns_nobb): Declare.
87 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
88 * toplev.c (rest_of_compilation): Call free_bb_for_insn
89 at places CFG is invalidated; do not call compute_bb_for_insn.
91 * cfg.c (expunge_block): Invalidate BB structure.
93 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
96 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
98 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
100 * cpphash.h (_cpp_lex_token): Update prototype.
101 * cpplex.c (_cpp_lex_token): New prototype.
102 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
103 lex_macro_node, read_flag, do_pragma_poison): Update.
104 * cppmacro.c (cpp_get_token, parse_params,
105 lex_expansion_token): Update.
107 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
109 * cppmain.c (scan_translation_unit): Don't worry about
110 putting a space after hashes.
111 * cpplib.c (directive_diagnostics): New.
112 (_cpp_handle_directive): Update to use directive_diagnostics.
113 (run_directive): Don't toggle prevent_expansion.
114 (do_line): Backup in case of the line extension.
115 * cpplib.h (cpp_lexer_pos): Remove.
116 * cppmacro.c (_cpp_create_definition): Precede a leading #
119 2001-09-15 Richard Henderson <rth@redhat.com>
121 * c-typeck.c (comptypes): Handle zero-length arrays properly.
123 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
125 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
127 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
130 * tradcpp.c (handle_directive): Skip non-vertical space.
132 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
134 * cppmain.c (setup_callbacks): Set line callback only
135 if outputting preprocessed source.
137 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
139 * collect2.c (main): Const-ification.
140 * gcc.c (translate_options, process_command): Use xstrdup in
141 lieu of xmalloc/strcpy.
142 (main): Use concat in lieu of xmalloc/strcpy/strcat.
144 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
146 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
149 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
151 * scan-decls.c (scan_decls): Fix typo.
153 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
155 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
156 Split mlstring_pos into mls_line and mls_col.
157 * cppinit.c (cpp_create_reader): Initialize line to 1.
158 (cpp_destroy): Free tokenruns.
159 (push_include): Don't update lexer_pos.
160 * cpplex.c (unterminated, parse_string): Update.
161 (lex_token): Don't update lexer_pos, update.
162 * cpplib.c (if_stack): Save line instead of line + col.
163 (start_directive, _cpp_do__Pragma, do_else, do_elif,
164 push_conditional, _cpp_pop_buffer): Update.
165 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
166 (_cpp_create_definition): Update.
168 2001-09-15 Eric Christopher <echristo@redhat.com>
170 * config/mips/abi64.h: Add support for MEABI.
172 2001-09-15 Eric Christopher <echristo@redhat.com>
174 * config/mips/mips.md: Add unspec #2.
176 (reload_outdi): Ditto.
177 (reload_outsi): Ditto.
180 2001-09-15 Eric Christopher <echristo@redhat.com>
181 Jason Eckhardt <jle@redhat.com>
183 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
184 * config/mips/isa32-linux.h: New file.
185 * config/mips/isa3264.h: Ditto.
186 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
187 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
188 (output_block_mode): Support MEABI.
189 (function_arg): Ditto. Fix floating point arg passing.
190 (mips_va_start): Ditto.
191 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
193 (mips_asm_file_start): Add new section to pass abi to gdb.
194 (function_arg_pass_by_reference): Support MEABI.
195 (mips_parse_cpu): Support mips32 and mips64 processors.
196 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
197 TARGET_MIPS5KC. Support isa32 and isa64.
198 (processor_type): Add r4kc, r5kc, r20kc.
199 (GENERATE_MULT3_SI): New.
200 (GENERATE_MULT3_DI): Ditto.
201 (GENERATE_MULT3): Remove.
202 (ISA_HAS_64BIT_REGS): Add isa == 64.
203 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
204 (ISA_HAS_MADD_MSUB): New.
205 (ISA_HAS_CLZ_CLO): Ditto.
206 (ISA_HAS_DCLZ_DCLO): Ditto.
207 (ABI_GAS_ASM_SPEC): New.
208 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
211 (SUBTARGET_CC1_SPEC): Ditto.
212 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
213 (PAD_VARARGS_DOWN): Support MEABI.
214 (HARD_REGNO_NREGS): Move to mips.c.
215 (ASM_OUTPUT_IDENT): Add #undef.
216 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
217 (mulsi3): Use GENERATE_MULT3_SI.
218 (mulsi3_mult3): Ditto. Support mips32, mips64.
219 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
220 (mul_sub_si): New pattern.
221 (unnamed splitters): New.
222 (muldi3): Use GENERATE_MULT3_DI.
223 (muldi3_internal2): Ditto.
224 (movdicc): Support mips32.
225 * config/mips/t-isa3264: New file.
227 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
229 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
230 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
231 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
233 * reorg.c (fill_slots_from_thread): After call to
234 steal_delay_list_from_target, update own_thread as new_thread may
237 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
239 * cpperror.c (print_location): Take line and column, for
240 default positioning use the previously lexed token.
241 (_cpp_begin_message): Take line and column.
242 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
243 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
244 * cpphash.h (_cpp_begin_message): Update prototype.
245 * cppinit.c (push_include): Don't set output line.
246 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
247 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
248 (do_pragma): Kludge for front ends. Don't expand macros at all.
249 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
250 (struct cpp_token): Remove output_line.
251 (struct cpp_callbacks): New member line_change.
252 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
253 cpp_get_token): Preserve BOL flag.
254 (cpp_get_line): Remove.
255 (_cpp_backup_tokens): Remove useless abort().
256 * cppmain.c (cb_line_change): New.
257 (scan_translation_unit): Don't worry about starting new lines here.
258 * scan-decls.c (scan_decls): Update.
259 * c-lex.c (c_lex, init_c_lex): Update.
260 (cb_line_change, src_lineno): New.
262 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
264 * tree.c (append_random_chars): Generate the random
265 characters in a reproducable fashion.
267 2001-09-14 Richard Henderson <rth@redhat.com>
269 * config/i386/i386.c (internal_label_prefix): New.
270 (internal_label_prefix_len): New.
271 (override_options): Set them.
272 (local_symbolic_operand): New.
273 (legitimate_pic_address_disp_p): Use it.
274 (legitimize_pic_address): Likewise.
276 2001-09-14 Marc Espie <espie@openbsd.org>
278 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
281 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
283 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
284 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
286 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
288 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
289 invocation of SUBREG_REGNO_OFFSET.
291 * haifa-sched.c: Fix typo in FSF copyright statement.
292 * sched-deps.c: Fix typo in FSF copyright statement.
293 * sched-ebb.c: Fix typo in FSF copyright statement.
294 * sched-rgn.c: Fix typo in FSF copyright statement.
295 * sched-vis.c: Fix typo in FSF copyright statement.
297 * config.gcc: Move inclusion of arm elf specific header files
298 from the files themselves into the tm_file variable. Make
299 sure that elfos.h is included before target specific elf
301 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
303 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
304 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
305 ASM_OUTPUT_CASE_LABEL): Protect definition.
306 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
308 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
309 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
310 Remove duplicate definition.
311 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
312 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
313 (RDATA_SECTION_FUNCTION): Remove redundant definition.
314 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
315 Remove inclusion of arm/elf.h.
316 * config/arm/unknown-elf.h: as for conix-elf.h.
317 (STARTFILE_SPEC): Include crti.o and crtn.o.
318 * config/arm/linux-elf.h: as for conix-elf.h.
319 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
320 * config/arm/strongarm-elf.h: Remove inclusion of
322 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
323 * config/arm/unknown-elf-oabi.h: Remove inclusion of
324 unknown-elf.h and elf.h.
325 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
326 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
327 ASM_WEAKEN_LABEL): Remove redundant definition.
328 * config/arm/elf.h: Test for inclusion of elfos.h
329 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
330 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
331 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
332 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
333 redundant definition.
334 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
335 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
336 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
337 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
338 Add rules to build crti.o and crtn.o
339 * crti.asm: New file.
340 * crtn.asm: New file.
342 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
344 * c-parse.in (_yylex): Use _cpp_backup_tokens.
345 * cpphash.h (struct tokenrun): Add prev.
346 (struct lexer_state): Remove bol.
347 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
348 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
350 * cppinit.c (cpp_create_reader): Don't set bol.
351 (cpp_destroy): Don't free lookaheads.
352 * cpplex.c (lex_directive): Remove.
353 (next_tokenrun): Update.
354 (_cpp_lex_token): Clean up logic.
355 (lex_token): Update to return a pointer to lexed token, since it
356 can move to the start of the buffer. Simpify newline handling.
357 * cpplib.c (SEEN_EOL): Update.
358 (skip_rest_of_line): Remove lookahead stuff.
359 (end_directive): Line numbers are already incremented. Revert
360 to start of lexed token buffer if we can.
361 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
362 parse_answer): Use _cpp_backup_tokens.
363 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
364 instead. Don't check for EOL.
365 (do_include_common, do_line, do_pragma_system_header): Use
367 * cpplib.h (BOL, _cpp_backup_tokens): New.
368 * cppmacro.c (save_lookahead_token, take_lookahead_token,
369 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
370 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
371 (builtin_macro): Don't use cpp_get_line.
372 (cpp_get_line): Short term kludge.
373 (parse_arg): Handle directives in arguments here. Back up when
374 appropriate. Store EOF at end of argument list.
375 (funlike_invocation_p): Use _cpp_backup_tokens.
376 (push_arg_context): Account for EOF at end of list.
377 (cpp_get_token): Remove lookahead stuff. Update.
379 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
381 * c-parse.in (yyerror): Const-ification and/or static-ization.
382 * c-typeck.c (push_member_name): Likewise.
383 * collect2.c (main): Likewise.
384 * dbxout.c (dbxout_parms): Likewise.
385 * diagnostic.c (format_with_decl): Likewise.
386 * dwarf2out.c (output_ranges): Likewise.
387 * dwarfout.c (fundamental_type_code): Likewise.
388 * except.c (dw2_output_call_site_table): Likewise.
389 * gcc.c (do_spec_1): Likewise.
390 * genopinit.c (optabs): Likewise.
391 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
392 gen_declaration_1, handle_impent): Likewise.
393 * protoize.c (default_include, in_system_include_dir, abspath):
395 * sched-vis.c (visualize_stall_cycles): Likewise.
396 * sdbout.c (plain_type_1, sdbout_end_function,
397 sdbout_end_epilogue): Likewise.
398 * varasm.c (decode_reg_name): Likewise.
400 * 1750a.c (mod_regno_adjust): Likewise.
401 * alpha.c (alpha_write_one_linkage,
402 unicosmk_output_default_externs): Likewise.
403 * arm.c (arm_condition_codes): Likewise.
404 * arm.h (arm_condition_codes): Likewise.
405 * avr.c (output_movsisf, encode_section_info): Likewise.
406 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
408 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
409 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
410 * m88k.c (output_function_profiler): Likewise.
411 * mips.c (mips_output_conditional_branch): Likewise.
412 * ns32k.c (ns32k_out_reg_names): Likewise.
413 * ns32k.h (ns32k_out_reg_names): Likewise.
414 * pj.c (pj_output_rval): Likewise.
415 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
416 * sparc.c (sparc_flat_function_prologue,
417 sparc_flat_function_epilogue): Likewise.
419 2001-09-13 Markus Werle <numerical.simulation@web.de>
420 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
422 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
423 Aachen University of Technology".
425 2001-09-13 Andreas Schwab <schwab@suse.de>
427 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
430 2001-09-13 Richard Henderson <rth@redhat.com>
432 * config/alpha/alpha.c (small_symbolic_operand): New.
433 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
434 (some_operand, input_operand): Don't handle HIGH.
435 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
436 (alpha_expand_mov): Likewise.
437 (print_operand) [H]: Just print HIGH symbol.
438 (print_operand_address): Handle small data.
439 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
440 (TARGET_SWITCHES): Add -msmall-data/large-data.
441 (PIC_OFFSET_TABLE_REGNUM): New.
442 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
443 (PREDICATE_COES): Update.
444 * config/alpha/alpha.md (adddi_er_high): New.
445 (adddi_er_low): Handle small data.
446 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
447 prefer .sdata to .rodata.
448 (SELECT_RTX_SECTION): Likewise.
450 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
452 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
453 defining __size_t and leaving size_t undefined.
455 2001-09-12 Diego Novillo <dnovillo@redhat.com>
457 * basic-block.h (expunge_block): Declare.
458 * cfg.c (expunge_block): Remove static declaration.
460 2001-09-12 Richard Henderson <rth@redhat.com>
462 * integrate.c (copy_insn_list): Copy label name from
463 NOTE_INSN_DELETED_LABEL.
465 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
467 * c-common.c (c_tree_code_name): Const-ification.
468 * c-decl.c (c_decode_option): Likewise.
469 * c-typeck.c (warn_for_assignment): Likewise.
470 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
472 * cppinit.c (output_deps): Likewise.
473 * dependence.c (dependence_string, direction_string): Likewise.
474 * dwarf2out.c (output_ranges): Likewise.
475 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
476 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
477 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
478 standard_startfile_prefix, standard_startfile_prefix_1,
479 standard_startfile_prefix_2, tooldir_base_prefix,
480 standard_bindir_prefix, find_a_file): Likewise.
481 * genattrtab.c (make_length_attrs): Likewise.
482 * gencheck.c (tree_codes): Likewise.
483 * genemit.c (gen_split): Likewise.
484 * genrecog.c (special_mode_pred_table): Likewise.
485 * graph.c (graph_ext): Likewise.
486 * protoize (default_include): Likewise.
487 * reload.c (reload_when_needed_name): Likewise.
488 * sched-vis.c (visualize_stall_cycles): Likewise.
489 * tlink.c (recompile_files): Likewise.
490 * toplev.c (decode_g_option): Likewise.
491 * tradcpp.c (output_deps): Likewise.
492 * varasm.c (decode_reg_name): Likewise.
494 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
497 * avr.c (avr_regnames, encode_section_info): Likewise.
498 * c4x.c (float_reg_names): Likewise.
499 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
500 * elfos.h (const_section): Likewise.
501 * i386.c (ix86_comp_type_attributes): Likewise.
502 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
503 * ia64/aix.h (UNIQUE_SECTION): Likewise.
504 * ia64.c (type_names): Likewise.
505 * m68hc11.c (reg_class_names): Likewise.
506 * m88k.c (m_options): Likewise.
507 * mips.c (mips_output_conditional_branch, mips_unique_section):
509 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
510 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
511 ultra_code_names): Likewise.
512 * sparc.h (OVERRIDE_OPTIONS): Likewise.
514 2001-09-12 Jakub Jelinek <jakub@redhat.com>
516 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
517 Use --fatal-warnings option for gas.
518 * configure: Rebuilt.
520 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
522 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
524 2001-09-11 Jim Wilson <wilson@redhat.com>
526 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
528 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
530 * builtins.c (c_strlen): Treat an offset too large for a
531 HOST_WIDE_INT as out of range.
533 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
535 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
536 (EDGE_CRITICAL_P): New predicate.
537 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
539 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
540 (dump_edge_info): Remove "crit".
541 * cfganal.c (mark_critical_edges): Kill.
542 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
543 * cfgcleanup.c (cleanup_cfg): Likewise.
544 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
545 (find_spanning_tree): Likewise.
546 * reg-stack.c (convert_regs_1): Likewise.
547 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
549 * basic-block.h (create_basic_block_structure): New.
550 (create_basic_block): Update prototype.
551 (force_nonfallthru): New.
552 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
553 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
554 handle updating of block_for_insn, creating of empty BBs and BBs at
555 the end of INSN chain.
556 (create_basic_block): New function.
557 (split_block): Use create_basic_block.
558 (force_nonfallthru_and_redirect): Break out from ...; cleanup
559 (redirect_edge_and_branch_force): ... here.
560 (force_nonfallthru): New.
561 (split_edge): Rewrite to use force_nonfallthru and create_block.
562 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
563 (find_basic_blocks): Free basic_block_for_insn.
564 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
566 * cfg.c: Fix formating.
567 * cfgcleanup.c: Fix formating.
568 (merge_blocks, tail_recursion_label_p): Return bool.
569 (merge_blocks_move_predecessor_nojumps,
570 merge_blocks_move_successor_nojumps): Return void.
572 2001-09-11 Jakub Jelinek <jakub@redhat.com>
574 * configure.in: Check whether assembler supports section merging.
575 * config.in: Rebuilt.
576 * configure: Rebuilt.
577 * varasm.c (variable_section, output_constant_pool): Pass alignment
578 to SELECT_SECTION and SELECT_RTX_SECTION.
579 (mergeable_string_section): New.
580 (mergeable_constant_section): New.
581 (default_elf_asm_named_section): Output SECTION_MERGE and
582 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
583 * output.h (mergeable_string_section): New.
584 (mergeable_constant_section): New.
585 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
586 * toplev.c (flag_merge_constants): New.
587 (f_options): Add -fmerge-constants and -fmerge-all-constants
589 (toplev_main): Default to -fno-merge-constants if not optimizing.
590 * flags.h (flag_merge_constants): Add extern.
591 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
592 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
594 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
595 Define if assembler has working .subsection -1 support.
596 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
597 Put constant into special SHF_MERGE sections if the linker should
598 attempt to merge duplicates.
599 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
601 Put constant into special SHF_MERGE sections if the linker should
602 attempt to merge duplicates.
603 * config/alpha/elf.h: Likewise.
604 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
605 has working .subsection -1 support.
606 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
608 * config/svr3.h: Likewise.
609 * config/darwin.h: Likewise.
610 * config/arm/aof.h: Likewise.
611 * config/arm/linux-elf.h: Likewise.
612 * config/avr/avr.h: Likewise.
613 * config/c4x/c4x.h: Likewise.
614 * config/d30v/d30v.h: Likewise.
615 * config/i386/dgux.h: Likewise.
616 * config/i386/osfrose.h: Likewise.
617 * config/i386/sco5.h: Likewise.
618 * config/i386/svr3gas.h: Likewise.
619 * config/ia64/aix.h: Likewise.
620 * config/m32r/m32r.h: Likewise.
621 * config/m68k/m68k.h: Likewise.
622 * config/m88k/dgux.h: Likewise.
623 * config/m88k/m88k.h: Likewise.
624 * config/mcore/mcore-pe.h: Likewise.
625 * config/mips/mips.h: Likewise.
626 * config/pa/pa.h: Likewise.
627 * config/pa/pa-linux.h: Likewise.
628 * config/romp/romp.h: Likewise.
629 * config/rs6000/sysv4.h: Likewise.
630 * config/rs6000/xcoff.h: Likewise.
631 * config/s390/linux.h: Likewise.
632 * config/sparc/sparc.h: Likewise.
633 * config/sparc/sysv4.h: Likewise.
634 * config/stormy16/stormy16.h: Likewise.
635 * config/v850/v850.h: Likewise.
636 * config/vax/vms.h: Likewise.
637 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
638 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
639 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
640 default_elf_asm_named_section for SHF_MERGE sections.
642 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
644 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
647 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
649 * c-common.c (split_specs_attrs): Allow for empty attributes with
650 empty TREE_PURPOSE. Fixes PR c/4294.
652 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
654 * basic-block.h (cached_make_edge, make_single_succ): New.
655 (make_edge): Remove first parameter.
656 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
657 * cfg.c (cached_make_edge): Rename from make_edge; return newly
658 created edge; use obstack allocation.
659 (make_edge, make_single_succ_edge): New.
660 (first_removed_edge): New static variable.
661 (init_flow): Initialize first_removed_edge and n_edges.
662 (clear_edges): Use remove_edge.
663 (flow_delete_block): Likewise.
664 (remove_edge): Add removed edges to the removed edges list.
665 (split_block, redirect_edge_and_branch_force, split_edge):
667 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
668 (add_noreturn_fake_exit_edges): Likewise.
669 (connect_infinite_loops_to_exit): Liekwise.
670 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
671 Use cached_make_edge.
672 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
673 * profile.c (branch_prob): Update make_edge call.
674 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
676 2001-09-11 Richard Henderson <rth@redhat.com>
678 * config/alpha/alpha.c: Tidy formatting.
679 (local_symbolic_operand): Verify mode.
680 (alpha_sa_mask): Ignore unicos for eh_return.
681 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
682 * config/alpha/alpha.md (umk divsi patterns): Remove.
683 (extendsfdf2): Remove unicos check.
684 (tablejump): Merge vms and unicos code; always use direct set
687 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
689 * config.gcc (alpha*-*-unicosmk*): New target.
691 * config/alpha/alpha-protos.h (symbolic_operand,
692 unicosmk_add_call_info_word, unicosmk_add_extern,
693 unicosmk_defer_case_vector, unicosmk_unique_section,
694 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
695 unicosmk_asm_file_start, unicosmk_asm_file_end,
696 unicosmk_output_common): Declare.
698 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
699 direct_return, function_arg, alpha_va_start, alpha_va_arg,
700 alpha_does_function_need_gp, alpha_end_function): Support Cray
702 (alpha_init_machine_status, alpha_mark_machine_status,
703 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
704 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
705 unicosmk_asm_named_section, unicosmk_insert_attributes,
706 unicosmk_section_type_flags, symbolic_operand,
707 unicosmk_output_module_name, unicosmk_output_default_externs,
708 unicosmk_output_dex, unicosmk_output_externs,
709 unicosmk_output_addr_vec, unicosmk_ssib_name,
710 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
711 unicosmk_asm_file_end, unicosmk_output_common,
712 unicosmk_section_type_flags, unicosmk_unique_section,
713 unicosmk_add_call_info_word, unicosmk_text_section,
714 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
715 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
716 unicosmk_dex_count, unicosmk_special_name): New.
717 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
719 (get_aligned_mem, alpha_expand_unaligned_load,
720 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
721 alpha_expand_unaligned_store_words): Support big-endian mode.
722 (print_operand): Likewise. New format specifier 't'. Use
723 TARGET_AS_SLASH_BEFORE_SUFFIX.
724 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
725 (alpha_pv_save_size): Update with above change.
726 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
727 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
730 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
731 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
732 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
733 (EXTRA_CONSTRAINT): New constraint 'U'.
734 (PREDICATE_CODES): Add symbolic_operand.
736 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
737 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
738 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
739 (integer division and modulus patterns): Split in default and
741 (*divmodsi_internal, *divmoddi_internal): Disable for
743 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
744 little-endian and big-endian versions.
745 (ext, ins, msk): Likewise.
746 (extv, extzv, insv): Support big-endian mode.
747 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
748 (call_umk, call_value_umk, *call_umk, tablejump_umk,
749 *tablejump_umk_internal, *call_value_umk): New.
750 (*movdi_nofix): Add pattern for loading an address into a register on
752 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
753 (umk_mismatch_args, arg_home_umk): New.
754 (various insns): Don't use mov, fmov, nop, fnop and unop.
755 (realign): Support TARGET_ABI_UNICOSMK.
757 * config/alpha/unicosmk.h: New file.
758 * config/alpha/t-unicosmk: New file.
760 * fixinc/inclhack.def (unicosmk_restrict): New.
761 * fixinc/fixincl.x: Regenerate.
763 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
764 (wchar_t): Check for and define __WCHAR_T__.
766 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
768 * combine.c (simplify_shift_const): Treat shifts by the mode
771 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
773 * cpphash.h (struct tokenrun): New.
774 (struct cpp_context): New member bol.
775 (struct cpp_reader): New members.
776 (_cpp_init_tokenrun): New.
777 * cppinit.c (cpp_create_reader): Set up the token runs.
778 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
779 (lex_token): New internalised version of _cpp_lex_token. Don't
780 handle directives or the multiple include opimisation here any
781 more. Simply lex a token.
782 * cpplib.c (run_directive): Clear bol.
783 (_cpp_pop_buffer): Set bol.
784 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
787 2001-09-11 Michael Meissner <meissner@redhat.com>
789 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
790 give an error if the user uses -mfp32.
791 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
793 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
794 floating point register size.
795 (EXTRA_SPECS): Add CPP_FPR_SPEC.
797 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
798 HOST_WIDE_INT_PRINT_DEC to properly print the result of
800 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
801 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
803 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
805 * dbxout.c (dbxout_parms): Fix typo in comment.
806 * unroll.c (loop_find_equiv_value): Ditto.
807 * toplev.c (rest_of_compilation): Ditto.
808 * loop.c (scan_loop): Ditto.
809 * dwarf2out.c (struct dw_fde_struct): Ditto.
811 2001-09-10 Zack Weinberg <zackw@panix.com>
813 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
814 copying identifier when we're just going to throw it away.
815 (parse_identifier_slow): New routine to handle abnormal cases.
816 (_cpp_lex_token): Update call site.
818 * hashtable.c (ht_lookup): Don't assume that the string we've
819 been given is NUL-terminated.
820 * system.h: #define __builtin_expect(a, b) to (a) if not
823 2001-09-10 Michael Meissner <meissner@redhat.com>
825 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
828 2001-09-10 David Edelsohn <edelsohn@gnu.org>
830 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
832 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
834 * builtins.c (c_getstr): Correct thinko in last change and further
837 2001-09-10 Tim Freeman <tim@fungibole.com>
839 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
840 into varray's and register them as roots with the garbage
841 collector so they are not collected too soon.
843 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
845 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
847 * basic-block.h (flow_obstack, label_value_list,
848 tail_recursion_label_list): Declare
849 (tidy_fallthru_edges): Declare.
850 (expunge_block, last_loop_beg_note): Delete.
851 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
853 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
854 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
855 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
856 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
857 expunge_block, flow_delete_block, compute_bb_for_insn,
858 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
859 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
860 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
861 try_redirect_by_replacing_jump, last_loop_beg_note,
862 redirect_edge_and_branch, redirect_edge_and_branch_force,
863 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
864 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
865 commit_edge_insertions, dump_flow_info, debug_flow_info,
866 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
867 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
868 Move here from flow.c
869 * cfganal.c: New file.
870 (forwarder_block_p, can_fallthru, mark_critical_edges,
871 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
872 find_unreachable_blocks, create_edge_list, free_edge_list,
873 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
874 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
875 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
876 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
877 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
878 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
879 Move here from flow.c
880 * cfgbuild.c: New file
881 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
882 make_edges, find_basic_blocks_1, find_basic_blocks,
883 find_sub_basic_blocks): Move here from flow.c
884 * cfgcleanup.c: New file.
885 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
886 merge_blocks_move_predecessor_nojumps,
887 merge_blocks_move_successor_nojumps, merge_blocks,
888 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
889 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
890 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
892 * cfgloop.c: New file
893 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
894 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
895 flow_loop_exit_edges_find, flow_loop_nodes_find,
896 flow_loop_pre_header_scan, flow_loop_pre_header_find,
897 flow_loop_tree_node_add, flow_loops_tree_build,
898 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
899 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
900 Move here from flow.c
901 * flow.c: Remove everything moved elsewhere
902 * output.h (cleanup_cfg): Return bool.
904 * bb-reorder.c (reorder_block_def): Remove 'index'.
905 (insert_intra_1): Add argument BB, set block for new note.
906 (make_reorder_chain): Do not depdent on BB indexes.
907 (make_reorder_chain_1): Do not use BB indexes.
908 (label_for_bb): Likewise; set BB for new insn.
909 (emit_jump_to_block_after): Likewise.
910 (fixup_reoder_chain): Sanity check that all basic blocks
911 are chained; verify newly created insn chain; remove
912 undocnitional jump simplifying; Do not use BB indexes;
913 properly initialize count and frequency information;
914 dump reordered sequence.
915 (insert_intra_bb_scope_notes): update call of insert_intra_1.
916 (insert_inter_bb_scope_notes): Set block for new insn.
917 (reorder_basic_blocks): Dump flow info before reoredering.
919 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
921 * alias.c (clear_reg_alias_info): Use K&R format definition.
922 Avoid unsigned warning.
923 * builtins.c: Use "unsigned int", not "unsigned".
924 (target_char_cast): Use host_integerp and tree_low_cst.
925 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
926 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
927 (c_getstr): Likewise.
928 (std_expand_builtin_va_arg): Use int_size_in_bytes.
929 (builtin_memcpy_read_str): Avoid unsigned warning.
930 (expand_builtin_memcpy): Alignments are unsigned.
931 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
932 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
933 * predict.c (expensive_function_p): LIMIT now unsigned.
934 * resource.c (mark_target_live_regs): Make some vars unsigned.
935 * sdbout.c: Use "unsigned int", not "unsigned".
936 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
937 (sdbout_source_line): Likewise.
938 (sdbout_record_type_name): Remove "const" for NAME declaration.
939 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
941 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
943 * calls.c (store_one_arg): Expand comment.
945 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
947 * calls.c (store_one_arg): Make sure that the entire argument is
948 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
950 2001-09-09 Richard Henderson <rth@redhat.com>
952 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
954 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
956 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
958 2001-09-09 Richard Henderson <rth@redhat.com>
960 * config/alpha/alpha.c (alpha_next_sequence_number): New.
961 (alpha_this_literal_sequence_number): New.
962 (alpha_this_gpdisp_sequence_number): New.
963 (some_operand, input_operand): Add HIGH.
964 (local_symbolic_operand): New.
965 (alpha_encode_section_info): New.
966 (alpha_legitimate_address_p): Allow LO_SUM.
967 (alpha_legitimize_address): Generate HIGH+LO_SUM.
968 (alpha_expand_mov): Likewise.
969 (secondary_reload_class): Check memory_operand not general_operand
971 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
972 (alpha_expand_unaligned_store): Likewise.
973 (alpha_expand_unaligned_load_words): Likewise.
974 (alpha_expand_unaligned_store_words): Likewise.
975 (alpha_expand_block_clear): Likewise.
976 (print_operand): Handle %#, %*, %H.
977 (print_operand_address): Handle LO_SUM.
979 (alpha_does_function_need_gp): Use it.
980 (alpha_expand_block_move): Fix signed compare warnings.
981 (alpha_sa_mask, alpha_align_insns): Likewise.
982 * config/alpha/alpha-protos.h: Update.
983 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
984 (MASK_EXPLICIT_RELOCS): New.
985 (TARGET_SWITCHES): Add -mexplicit-relocs.
986 (EXTRA_CONSTRAINT): Add 'T'.
987 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
988 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
989 (ENCODE_SECTION_INFO): Out line.
990 (REDO_SECTION_INFO_P): New.
991 (STRIP_NAME_ENCODING): New.
992 (ASM_OUTPUT_LABELREF): New.
993 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
994 (PREDICATE_CODES): Update.
995 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
996 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
997 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
998 builtin_setjmp_receiver_er, exception_receiver_1_er,
999 call_value_osf_1_er): New patterns.
1000 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
1001 (movqi, movhi, movsi): Add explicit $31 base register to lda.
1002 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
1003 (FINAL_PRESCAN_INSN): New.
1005 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
1007 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
1009 2001-09-08 Andreas Jaeger <aj@suse.de>
1011 * i386.h (TARGET_SWITCHES): Fix description.
1013 2001-09-07 David Edelsohn <edelsohn@gnu.org>
1015 * rs6000.c (num_insns_constant): Compute number of instructions
1018 * doc/install.texi: Explain AIX exception handling work-around.
1019 Update URL for AIX fixes.
1021 2001-09-07 Jim Wilson <wilson@redhat.com>
1023 * alias.c (clear_reg_alias_info): New.
1024 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
1025 * rtl.h (clear_reg_alias_info): Declare.
1027 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1029 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
1031 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
1032 (m16m,edivm,emulm): Change declaration to match definition.
1034 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1036 * reload.c (push_reload): Check for subreg_lowpart_p instead of
1037 SUBREG_BYTE being 0 when determining if the inner part of a subreg
1040 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1042 * c-common.c (signed_or_unsigned_type): Handle machine mode types
1043 which have no corresponding C type.
1044 * fold_const.c (target_isinf,target_isnan,target_negative): Update
1045 the representation of 64-bit doubles to work with 64-bit ints.
1047 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
1049 * config/mips/mips.c (override_options): Do not override ISA when ABI
1050 specified if MIPS_CPU_STRING_DEFAULT was specified.
1052 2001-09-07 Richard Henderson <rth@redhat.com>
1054 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
1055 (express_from_1): Wrap lines.
1056 * rtlanal.c (commutative_operand_precedence): Rename from
1057 operand_preference; export.
1058 * rtl.h: Declare it.
1059 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
1060 (simplify_binary_operation): Invoke simplify_plus_minus on
1061 (CONST (PLUS ...)) as well.
1062 (struct simplify_plus_minus_op_data): New.
1063 (simplify_plus_minus_op_data_cmp): New.
1064 (simplify_plus_minus): Use them. Avoid infinite recursion with
1065 simplify_binary_operation wrt CONST.
1067 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
1069 * h8300-protos.h (general_operand_dst_push): Remove.
1070 * h8300.c (general_operand_dst_push): Likewise.
1071 * h8300.h (OK_FOR_T): Likewise.
1072 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
1073 * h8300.md (pushqi_h8300): New.
1074 (pushqi_h8300hs): Likewise.
1076 (pushhi_h8300): Likewise.
1077 (pushhi_h8300hs): Likewise.
1080 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1082 * genattrtab.c (attr_printf): First arg is unsigned.
1083 Clean up formatting of callers.
1085 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
1087 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
1090 2001-09-07 Andreas Jaeger <aj@suse.de>
1092 * i386.h (TARGET_SWITCHES): Fix descriptions.
1094 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1096 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
1098 2001-09-06 Ira Ruben <ira@apple.com>
1100 Remove OP_IDENTIFIER.
1101 * tree.def (OP_IDENTIFIER): Remove.
1102 * tree.c (tree_node_kind enum): Remove op_id_kind.
1103 (tree_node_kind_names): Remove "op_identifiers".
1104 (make_node): Remove OP_IDENTIFIER test.
1105 (build_op_identifier): Removed because it isn't being used.
1106 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
1107 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
1109 2001-09-06 Richard Henderson <rth@redhat.com>
1111 * simplify-rtx.c (simplify_binary_operation): Revert last change.
1113 2001-09-06 Richard Henderson <rth@redhat.com>
1115 * simplify-rtx.c (simplify_binary_operation): Simplify contents
1118 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1120 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
1121 number used for CR register.
1123 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
1124 Joern Rennecke (amylaar@cygnus.com)
1126 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
1127 * h8300.c (initial_offset): Handle offset between RP and FP.
1128 (h8300_return_addr_rtx): New function.
1129 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
1131 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
1132 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
1133 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
1134 (CAN_ELIMINATE, REGISTER_NAMES):
1135 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
1137 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
1139 Remove TYPE_NONCOPIED_PARTS.
1140 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
1141 (struct tree_type): Remove noncopied_parts.
1142 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
1143 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
1144 (fixed_type_p): Remove.
1145 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
1146 (expand_expr, MODIFY_EXPR): Likewise.
1147 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
1148 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
1150 2001-09-06 Alan Modra <amodra@bigpond.net.au>
1152 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
1154 (mask64_operand): Likewise.
1155 (includes_rldic_lshift_p): Likewise.
1156 (includes_rldicr_lshift_p): Likewise.
1158 2001-09-05 Ziemowit Laski <zlaski@apple.com>
1160 * objc/objc-act.c (build_message_expr): If a class method cannot
1161 be found, do not issue a warning if a corresponding instance
1162 method exists in the root class.
1164 2001-09-05 Richard Henderson <rth@redhat.com>
1166 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
1168 2001-09-05 Zack Weinberg <zack@codesourcery.com>
1170 * function.c (ggc_mark_struct_function): Mark f->outer.
1171 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
1172 * integrate.c (output_inline_function): ... not here.
1174 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
1176 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
1178 * i386.c (size_cost): New static variable.
1179 (override_function): Use size_cost when -Os is specified.
1181 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
1182 properly; Use current_function_calls_eh_return.
1183 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
1184 use leave to avoid depdendancy chain.
1186 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
1187 get BB loop_depth instead of computing it from LOOP notes.
1189 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
1191 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
1193 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1194 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
1195 UNALIGNED_DOUBLE_INT_ASM_OP): Define
1197 2001-09-05 Jeffrey A Law (law@cygnus.com)
1198 Jason Merrill (jason@redhat.com)
1200 * stor-layout.c (layout_type): Complain if an array's size can
1201 not be represented in a size_t.
1203 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
1205 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
1207 * gcc.c: (process_command) Add parentheses around assignment
1208 used as truth value.
1210 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
1212 * config/mips/mips.c (save_restore_insns): Don't mark any register
1213 save slots as unchanging if current_function_calls_eh_return.
1215 2001-09-05 Richard Henderson <rth@redhat.com>
1217 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
1218 * config/alpha/alpha-protos.h: Declare it.
1219 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
1220 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
1221 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
1222 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
1223 (REG_OK_FOR_BASE_P): Select one of the above.
1225 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
1227 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
1228 (crti.o): Prefix name of object file with $(T).
1231 2001-09-05 David S. Miller <davem@redhat.com>
1233 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
1234 * config/sparc/linux64.h: Likewise.
1236 2001-09-05 Andreas Jaeger <aj@suse.de>
1238 * doc/invoke.texi (i386 Options): -mwide-multiply is not
1239 available anymore, remove the documentation.
1240 (i386 Options): Fix typo, cleanup index entries.
1242 * prefix.c (concat): Remove, we can use the version from liberty.
1244 2001-09-05 Richard Henderson <rth@redhat.com>
1246 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
1247 New functions split out of md file expanders.
1248 * config/alpha/alpha-protos.h: Declare them.
1249 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
1251 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
1253 * cppmacro.c (funlike_invocation_p): No need to restore context.
1255 2001-09-04 Richard Henderson <rth@redhat.com>
1257 * reload.c (push_reload): Export.
1258 * reload.h (push_reload): Declare it.
1260 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
1261 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1262 * config/alpha/alpha.c (alpha_legitimize_address): New.
1263 (alpha_legitimize_reload_address): Likewise.
1264 * config/alpha/alpha-protos.h: Declare them.
1266 2001-09-04 Stan Shebs <shebs@apple.com>
1268 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
1269 * config/darwin.c (machopic_stub_name): Account for internally
1270 generated lib calls such as memcpy.
1272 2001-09-04 Richard Henderson <rth@redhat.com>
1274 * unwind.h (_UA_END_OF_STACK): New flag.
1275 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
1277 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
1279 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
1281 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
1283 * config/mips/mips.c (save_restore_insns): Change base_offset to
1284 fp_offset in second call to mips_emit_frame_related_store.
1286 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
1288 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
1289 sometimes be represented as a NOTE of type
1290 NOTE_INSN_DELETED_LABEL.
1291 (Insns): Document NOTE_INSN_DELETED_LABEL.
1293 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
1295 * c-common.h (tree_dump_index): Add more comments.
1296 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
1297 (dump_option_value_info): New struct.
1298 (dump_options): New array.
1299 (dump_switch_p): Parse switch options symbolically.
1300 * doc/invoke.texi (-fdump-ast): Rename to ...
1301 (-fdump-tree): ... here. Document that options are symbolic, and
1302 not all are applicable.
1304 2001-09-04 David S. Miller <davem@redhat.com>
1306 * config/sparc/sparc.md (define_splits): Kill constraints.
1308 Cleanup redundant and unused insn attributes.
1309 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
1310 binary, and move. Mark ialu as default.
1311 (commented out define_function_unit "alu"): Kill.
1312 (define_attr "use_clobbered"): Kill.
1313 (whole file): Kill address insn type references. Replace
1314 all unary/binary/move references with ialu.
1315 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
1316 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
1319 Simplify length insn attribute and make more judicious use
1320 of insn attribute defaulting.
1321 * config/sparc/sparc.md (all insns with length > one): Mark as
1322 insn type multi if real instructions, else use default if
1323 it is a forced splitter.
1324 (all insns with length == one): Use default insn length.
1325 (all insns of type ialu): Use default insn type.
1327 Fix erroneous insn attribute settings.
1328 (addx): Set insn type to misc.
1329 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
1330 const_umulsidi3_sp64): Set insn type to imul.
1332 Track SFmode vs DFmode insns according to UltraSPARC
1334 * config/sparc/sparc.md ("fptype"): New attribute, default
1336 (all DFmode single insns): Mark as fptype "double".
1338 2001-09-03 Jakub Jelinek <jakub@redhat.com>
1340 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
1342 2001-09-03 Richard Henderson <rth@redhat.com>
1344 * function.h (struct function): Add arg_pointer_save_area_init.
1345 * function.c (expand_function_end): Init arg_pointer_save_area.
1346 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
1347 when called from a nested function.
1349 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
1351 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
1354 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1356 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
1358 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
1360 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
1361 (emit_push_insn): Use specified padding direction when
1362 STACK_PUSH_CODE is POST_INC.
1364 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
1366 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1368 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
1370 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
1372 * cppinit.c (cpp_start_read): Free the imacros list as we
1373 traverse it. Don't free the chains before returning.
1374 (_cpp_push_next_buffer): Only try pushing buffers if we've
1375 completed -imacros handling.
1377 2001-08-31 Eric Christopher <echristo@redhat.com>
1379 * gcc.c (handle_braces): Add explaination for abort.
1381 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
1383 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
1384 move adjustment of bitpos instead.
1386 2001-08-31 Zack Weinberg <zack@codesourcery.com>
1388 * function.c: Remove all_functions. Make outer_function_chain
1390 (init_function_start): Don't add new function structure to
1392 (find_function_data, push_function_context_to,
1393 pop_function_context_from, put_var_into_stack,
1394 trampoline_address): Update for changed structure element names.
1395 (push_function_context_to): Disentangle.
1396 (free_after_compilation): Also free F.
1397 (expand_dummy_function_end): Don't free cfun here.
1398 (put_var_into_stack): Comment why we can't use find_function_data here.
1399 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
1400 (mark_function_chain): Split into maybe_mark_struct_function and
1401 ggc_mark_struct_function. Export the latter.
1402 (init_function_once): Mark from cfun and outer_function_chain;
1405 * function.h (struct function): Kill next_global. Rename next
1406 to outer. All users updated to match.
1407 (all_functions, outer_function_chain): Don't declare.
1409 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
1410 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
1411 don't touch f->inlinable, after calling rest_of_compilation.
1413 * tree.h: Forward-declare struct function. Prototype
1414 ggc_mark_struct_function.
1416 2001-08-31 Kazu Hirata <kazu@hxi.com>
1418 * config/h8300/h8300.md (*andorhi3): Fix typos.
1420 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1422 * calls.c (emit_library_call_value): Don't use a fixed
1423 argument after VA_CLOSE, i.e. out of scope in traditional C.
1425 * emit-rtl.c (gen_rtvec): Likewise.
1427 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1429 * Makefile.in (c-pragma.o): Depend on output.h.
1430 (reorg.o): Depend on except.h.
1432 * c-pragma.c: Include output.h.
1434 * reorg.c: Include except.h.
1436 * unwind-dw2.c: Call __builtin_alloca, not alloca.
1438 2001-08-31 Richard Henderson <rth@redhat.com>
1440 * sched-deps.c (add_dependence): Don't elide dependancy if the
1441 conditional used by insn is modified in elem.
1443 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
1445 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
1447 2001-08-31 Diego Novillo <dnovillo@redhat.com>
1449 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
1452 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
1454 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
1456 (stormy16_asm_out_constructor): New function.
1457 (TARGET_ASM_CONSTRUCTOR): Define.
1458 (TARGET_ASM_DESTRUCTOR): Define.
1460 2001-08-31 Andreas Jaeger <aj@suse.de>
1462 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
1463 * loop.c (add_label_notes): Likewise.
1464 * reload.c (find_reloads): Likewise.
1465 * config/sh/sh.c (machine_dependent_reorg): Likewise.
1467 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
1469 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
1470 code here. Take _Unwind_{W,Sw}ord*.
1471 (read_encoded_value_with_base): Use them.
1472 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
1474 (extract_cie_info): Simplify read_?leb128 handling.
1475 (execute_stack_op, execute_cfa_program): Likewise.
1476 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
1478 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
1480 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
1481 the frame pointer to pop the stack if convenient.
1483 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
1484 Don't use post-increment before combine.
1485 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
1486 a call-saved register.
1488 2001-08-31 Andreas Jaeger <aj@suse.de>
1490 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
1493 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
1495 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
1496 not DIV/MOD, of course.
1498 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
1500 * rtl.def: Undo my patch commited 2001-08-27.
1502 * genattrtab.c: Ditto.
1506 * sched-int.h: Ditto.
1508 * target-def.h: Ditto.
1512 * haifa-sched.c: Ditto.
1514 * sched-rgn.c: Ditto.
1516 * sched-vis.c: Ditto.
1518 * Makefile.in: Ditto.
1520 * doc/md.texi: Ditto.
1522 * doc/tm.texi: Ditto.
1524 * doc/contrib.texi: Ditto.
1526 * doc/gcc.texi: Ditto.
1528 * genattrtab.h: Remove it.
1530 * genautomata.c: Remove it.
1532 * genattr.c: Undo my patch and Richard Henderson's patch commited
1535 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
1537 * config.gcc (h8300-*-elf*): New case.
1538 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
1539 (SUBTARGET_CPP_SPEC): Define.
1540 (EXTRA_SPECS): Define.
1541 (SUBTARGET_EXTRA_SPECS): Define.
1542 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
1543 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
1545 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
1547 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
1548 (LIB2FUNCS_EXTRA): Define.
1549 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
1550 config/h8300/fixunssfsi.c: New file.
1552 2001-08-30 Kazu Hirata <kazu@hxi.com>
1554 * config/h8300/h8300.md (zero_extendqihi2): Changes to
1555 define_expand to accomodate target-specific attributes.
1556 (anonymous zero_extendqihi2 patterns): New.
1558 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
1560 * h8300.md (*andorhi3): New pattern.
1562 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
1564 * h8300.c (dosize): Fix test for "sub".
1566 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
1568 * c-typeck.c (pointer_diff): Try to eliminate common term before
1571 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
1573 * config/arm/arm.c (arm_compute_initial_elimination_offset):
1574 Account for the saves of the FP registers.
1576 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
1577 (TEXT_SECTION_ASM_OP): Define.
1578 (INIT_SECTION_ASM_OP): Define.
1579 (FINI_SECTION_ASM_OP): Define.
1580 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
1581 (RDATA_SECTION_FUNCITON): Provide prototype.
1583 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
1585 * reload1.c (move2add_note_store): Correct typo checking for
1588 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
1590 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
1591 note should not be considered outside the libcall block.
1593 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1595 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
1597 2001-08-29 Kazu Hirata <kazu@hxi.com>
1599 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
1601 2001-08-29 Kazu Hirata <kazu@hxi.com>
1603 * config/h8300/h8300-protos.h: Add a prototype for
1605 * config/h8300/h8300.c (emit_logical_op): New.
1606 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
1613 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1615 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
1616 comparison with rtx INTVAL.
1617 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
1619 * pa.h (FUNCTION_ARG_SIZE): Likewise.
1621 2001-08-29 Kazu Hirata <kazu@hxi.com>
1623 * config/h8300/lib1funcs.asm: Update the copyright. Fix
1626 2001-08-29 Kazu Hirata <kazu@hxi.com>
1628 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
1629 (reg n) to (mem (pre_dec (reg n))
1630 (anonymous movsi pattern): Likewise.
1632 2001-08-29 Kazu Hirata <kazu@hxi.com>
1634 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
1636 2001-08-29 Kazu Hirata <kazu@hxi.com>
1638 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
1639 several special constants.
1641 2001-08-29 Kazu Hirata <kazu@hxi.com>
1643 * config/h8300/lib1funcs.asm: Fix comment typos.
1645 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1647 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
1648 Fix format specifier warnings.
1650 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
1651 inet_makeaddr, semctl): Prototype.
1653 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
1654 (save_restore_insns): Use base_offset, not gp_offset.
1656 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
1657 (ASM_OUTPUT_BYTE): Fix format specifier warning.
1659 2001-08-29 Richard Henderson <rth@redhat.com>
1661 * bb-reorder.c (function_tail_eff_head): New.
1662 (record_effective_endpoints): Set it.
1663 (fixup_reorder_chain): Use it.
1665 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1667 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
1669 2001-08-28 Dale Johannesen <dalej@apple.com>
1671 * config/darwin.c (machopic_function_base_name): Add const
1672 qualifier to a string.
1673 (darwin_encode_section_info): Ditto.
1675 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1677 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
1678 function definition.
1680 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
1682 * df.h (struct df): Add rts_order variable.
1684 * df.c (df_visit_next_rts): New function.
1685 (df_visit_next): Renamed to df_visit_next_rc
1686 (df_analyse_1): Allocate/compute/free rts_order as well.
1687 (df_rd_global_compute): Use df_visit_next_rc instead of
1689 (df_ru_global_compute): Use df_visit_next_rts instead of
1692 * flow.c (flow_reverse_top_sort_order_compute): New function.
1694 * basic-block.h: Add prototype.
1696 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
1698 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
1699 blocks, the BB_REACHABLE is now set, rather than aux being
1700 non-NULL. Update the test to reflect this.
1702 2001-08-28 Eric Christopher <echristo@redhat.com>
1704 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
1705 config/mips/crti.asm: Ditto.
1707 2001-08-28 Eric Christopher <echristo@redhat.com>
1708 Richard Henderson <rth@redhat.com>
1710 * c-pragma.h (add_weak): Move prototype from here...
1711 * output.h (add_weak): ... to here.
1712 * varasm.c (add_weak): Fix typo.
1713 * config/mips/crti.asm: New file.
1714 * config/mips/crtn.asm: Ditto.
1715 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
1716 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
1717 (INVOKE__main): Ditto.
1718 (INIT_SECTION_ASM_OP): New.
1719 (FINI_SECTION_ASM_OP): Ditto.
1720 (STARTFILE_SPEC): Add crti.
1721 (ENDFILE_SPEC): Add crtn.
1722 * config/mips/elf64.h: Same.
1723 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
1725 * config/mips/vxworks.h: Ditto.
1726 * config/mips/t-elf: Support crti and crtn.
1728 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
1730 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
1733 2001-08-28 Richard Henderson <rth@redhat.com>
1735 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
1736 (one_cmplbi2 splitter): Remove redundant test.
1738 2001-08-28 Dale Johannesen <dalej@apple.com>
1740 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
1742 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
1744 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
1746 2001-08-28 Stan Shebs <shebs@apple.com>
1748 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
1749 (UNALIGNED_SHORT_ASM_OP): Define.
1750 (UNALIGNED_INT_ASM_OP): Define.
1752 2001-08-28 Will Cohen <wcohen@redhat.com>
1754 * config/rs6000/rs6000.md (store_multiple): Correct RTL
1755 generation for first set.
1757 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1759 * flow.c (redirect_edge_succ_nodup): Return new edge.
1760 (try_simplify_condjump): Use new edge.
1761 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
1763 * cse.c (cse_basic_block): Skip note instructions.
1765 2001-08-27 Richard Henderson <rth@redhat.com>
1767 * combine.c (combine_simplify_rtx): Don't reverse condition
1768 if there is no reverse for the condition.
1769 (simplify_comparison): Don't simplify subregs from INT to FP.
1771 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
1772 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
1773 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
1774 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
1775 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
1776 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
1778 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1780 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
1781 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
1783 (adddi_dilshr32, adddi_dishl32): Only data register can be
1784 source for mem destination.
1786 * expmed.c (store_bit_field): Ignore adjustment to bitpos
1787 and use bitnum to decide about register move.
1789 2001-08-27 Richard Henderson <rth@redhat.com>
1791 * genattr.c (main): Emit state_t even when not doing scheduling.
1793 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1794 Richard Henderson <rth@redhat.com>
1796 * gcse.c (reg_first_set, reg_last_set): Replace with ...
1797 (reg_avail_info, current_bb): ... these.
1798 (oprs_unchanged_p, record_last_reg_set_info): Use them.
1799 (compute_hash_table): Likewise.
1801 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1803 * flow.c (verify_flow_info): Use checksums to verify edges.
1805 2001-08-27 Richard Henderson <rth@redhat.com>
1807 * genautomata.c (expand_automata): Always create a description.
1809 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
1811 * optabs.c (expand_binop): Correctly handle the carry in multiword
1812 add/subtract operations.
1814 2001-08-27 Fred Fish <fnf@be.com>
1816 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
1819 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
1821 * reload.c (find_reloads_toplev): Back out this change:
1823 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
1825 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
1826 mem if the address is a mode_dependent_address_p.
1828 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
1830 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
1831 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
1832 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
1835 * genattr.c (main): New variable num_insn_reservations. Increase
1836 it if there is DEFINE_INSN_RESERVATION. Output automaton based
1837 pipeline hazard recognizer interface.
1839 * genattrtab.h: New file.
1841 * genattrtab.c: Include genattrtab.h.
1842 (attr_printf, check_attr_test, make_internal_attr,
1843 make_numeric_value): Move protypes into genattrtab.h. Define them
1845 (num_dfa_decls): New global variable.
1846 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
1847 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
1848 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
1849 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
1851 * genautomata.c: New file.
1853 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
1855 * sched-int.h: (curr_state): Add the external definition for
1856 automaton pipeline interface.
1857 (haifa_insn_data): Add comments for members blockage and units.
1859 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
1860 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
1861 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
1862 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
1863 TARGET_SCHED_DFA_POST_CYCLE_INSN,
1864 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
1865 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
1867 (TARGET_SCHED): Use the new macros.
1869 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
1870 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
1871 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
1872 dfa_bubble): New members in gcc_target.sched.
1874 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
1875 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
1876 (insn_queue): Redefine it as pointer to array.
1877 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
1879 (max_insn_queue_index_macro_value): New variable.
1880 (curr_state, dfa_state_size, ready_try): New varaibles for
1881 automaton interface.
1882 (ready_element, ready_remove, max_issue): New function prototypes
1883 for automaton interface.
1884 (choose_ready): New function prototype.
1885 (insn_unit, blockage_range): Add comments.
1886 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
1887 FUNCTION_UNITS_SIZE == 0.
1888 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
1889 actual_hazard, potential_hazard): Add comments.
1890 (insn_cost): Use cost -1 as undefined value. Remove
1891 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
1893 (ready_element, ready_remove): New functions for automaton
1895 (schedule_insn): Add new code for automaton pipeline interface.
1896 (queue_to_ready): Add new code for automaton pipeline interface.
1897 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
1898 (debug_ready_list): Print newline when the queue is empty.
1899 (max_issue): New function for automaton pipeline interface.
1900 (choose_ready): New function.
1901 (schedule_block): Add new code for automaton pipeline interface.
1902 Print ready list before scheduling each insn.
1903 (sched_init): Add new code for automaton pipeline interface.
1904 Initiate insn cost by -1.
1905 (sched_finish): Free the current automaton state and finalize
1906 automaton pipeline interface.
1908 * sched-rgn.c: Include target.h.
1909 (init_ready_list, new_ready, debug_dependencies): Add new code for
1910 automaton pipeline interface.
1912 * sched-vis.c: Include target.h.
1913 (get_visual_tbl_length): Add code for automaton interface.
1914 (target_units, print_block_visualization): Add comments.
1916 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
1917 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
1918 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
1919 (getruntime.o, genautomata.o): New entries.
1920 (genattrtab.o): Add new dependency file genattrtab.h.
1921 (genattrtab): Add new dependencies. Link it with `libm.a'.
1922 (getruntime.o, hashtab.o): New entries for canadian cross.
1924 * doc/md.texi: Description of automaton based model.
1926 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
1928 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
1929 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
1930 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
1931 TARGET_SCHED_DFA_POST_CYCLE_INSN,
1932 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
1933 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
1934 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
1936 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
1937 MAX_DFA_ISSUE_RATE): New macro descriptions.
1939 * doc/contrib.texi: Add dfa based scheduler contribution.
1941 * doc/gcc.texi: Add more information about genattrtab.
1943 2001-08-27 Diego Novillo <dnovillo@redhat.com>
1945 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
1948 2001-08-27 Richard Henderson <rth@redhat.com>
1950 * function.c (expand_function_end): Don't init arg_pointer_save_area.
1951 (get_arg_pointer_save_area): New. Create an init it here.
1952 (fix_lexical_addr): Use it.
1953 * function.h: Declare it.
1954 * builtins.c (expand_builtin_setjmp_receiver): Use it.
1955 * stmt.c (expand_nl_goto_receiver): Use it.
1957 2001-08-27 Richard Henderson <rth@redhat.com>
1959 * final.c (final_scan_insn): Don't enter APP_ON mode for
1962 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
1963 alignment for assemble_integer for DW_EH_PE_aligned.
1964 * except.c (output_function_exception_table): Likewise.
1966 2001-08-26 Andreas Jaeger <aj@suse.de>
1968 * c-tree.h: Add prototyp for c_sizeof_nowarn.
1970 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
1972 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
1974 2001-08-27 Alan Modra <amodra@bigpond.net.au>
1976 * config/rs6000/rs6000.c (mask_operand): Rewrite without
1978 (mask64_operand): Likewise.
1979 (rldic_operand): Delete.
1980 (includes_lshift64_p): Delete.
1981 (includes_rldic_lshift_p): New function.
1982 (includes_rldicr_lshift_p): New function.
1983 (print_operand): Don't call rldic_operand in case 'W'.
1984 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
1985 (includes_lshift64_p): Remove.
1986 (includes_rldic_lshift_p): Declare.
1987 (includes_rldicr_lshift_p): Declare.
1988 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
1989 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
1990 Replace match_operand rldic_operand predicate with
1991 const_int_operand. Replace includes_lshift64_p condition with
1992 includes_rldic_lshift_p.
1993 <ashldi3_internal 64 bit rldicr patterns>: New.
1995 2001-08-27 Andreas Jaeger <aj@suse.de>
1997 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
1998 * errors.c: Likewise.
1999 * final.c: Likewise.
2000 * dwarf2asm.c: Likewise.
2001 * doprint.c (checkit): Likewise.
2002 * diagnostic.c: Likewise.
2003 * collect2.c: Likewise.
2004 * calls.c: Likewise.
2005 * c-semantics.c (build_stmt): Likewise.
2006 * c-format.c (status_warning): Likewise.
2007 * c-errors.c (pedwarn_c99): Likewise.
2008 * builtins.c (validate_arglist): Likewise.
2009 * config/pj/pj.c (pj_printf): Likewise.
2010 * fix-header.c: Likewise.
2012 * gcov.c (fnotice): Likewise.
2013 * gensupport.c (message_with_line): Likewise.
2014 * mips-tfile.c: Likewise.
2015 * protoize.c (notice): Likewise.
2016 * read-rtl.c (fatal_with_file_and_line): Likewise.
2017 * rtl-error.c: Likewise.
2018 * tradcpp.c: Likewise.
2020 * cp/tree.c (build_min_nt): Likewise.
2021 (build_min): Likewise.
2022 * cp/lex.c: Likewise.
2023 * cp/errfn.c: Likewise.
2024 * cp/rtti.c (create_pseudo_type_info): Likewise.
2026 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
2028 * df.c (df_uses_record): Return after recording all uses
2031 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
2033 * df.c (df_insn_modify): Realloc the INSN table here, if
2034 necessary, here, too.
2036 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
2038 * config/mips/mips.c (mips_function_value): Handle complex return
2041 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
2043 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
2045 * reload.c (make_memloc): Copy result if it is still
2046 reg_equiv_memory_loc[regno] on return.
2047 (subst_reloads) [ENABLE_CHECKING]: Check that none of
2048 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
2049 reg_equiv_mem are modified by the substitutions.
2051 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
2053 * predict.c (expensive_function_p): New.
2054 * rtl.h (expensive_function_p): Declare.
2055 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
2056 (use_fast_prologue_epilogue): New static variable.
2057 (expand_prologue): Set it; emit short prologues if unset.
2058 (expand_epilogue): Likewise.
2060 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
2062 * config.gcc: Add stormy16-*-elf case.
2063 * config/stormy16/stormy-abi: New file.
2064 * config/stormy16/stormy16-lib2.c: New file.
2065 * config/stormy16/stormy16-protos.h: New file.
2066 * config/stormy16/stormy16.c: New file.
2067 * config/stormy16/stormy16.h: New file.
2068 * config/stormy16/stormy16.md: New file.
2069 * config/stormy16/t-stormy16: New file.
2071 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
2073 * i386.h (no-accumulate-outgoing-args): Use proper mask.
2075 2001-08-24 David Edelsohn <edelsohn@gnu.org>
2077 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
2078 descriptor members are pointer size, not constant 4.
2079 * config/rs6000/rs6000.md (define_splits): Remove more unused
2082 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2084 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
2086 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
2088 * cp/rtti.c (VPARAMS): Fix parameter.
2090 2001-08-24 Zack Weinberg <zackw@panix.com>
2092 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
2094 (mode_for_extraction): No need for #ifdefs. Add default-case abort
2096 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
2097 in if controlling use of insv.
2098 (extract_bit_field): Likewise, for extv and extzv.
2100 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2102 * i386.md (movcc peep2): Fix load of 0.
2104 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2106 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
2107 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
2109 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
2111 * c-pragma.h: Move weak_syms and weak_decls...
2112 * varasm.c: ...here. Now static.
2113 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
2114 depend on HANDLE_PRAGMA_WEAK.
2116 * c-common.c (c_alignof, c_alignof_expr): Move here...
2117 * c-typeck.c: ...from here.
2118 * c-tree.h, c-common.h: Adjust.
2120 2001-08-23 Bernd Schmidt <bernds@redhat.com>
2122 * config/ia64/ia64.c (rws_update): If !pred, set write_count
2123 instead of incrementing it.
2125 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
2126 asm ready, don't try to move them all into the same array element.
2128 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
2130 * function.c (thread_prologue_and_epilogue_insns): Avoid
2131 fallthru flag on edge to exit.
2133 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
2135 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
2138 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
2140 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
2141 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
2142 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
2145 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
2147 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
2148 replace "GNU CC" with "GCC".
2150 2001-08-23 Richard Henderson <rth@redhat.com>
2152 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
2153 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
2154 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
2155 Need GR between FR and not GR_AND_FR.
2156 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
2157 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
2158 AR regs before GR regs.
2159 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
2160 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
2161 (REGISTER_MOVE_COST): Update.
2162 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
2164 2001-08-23 Richard Henderson <rth@redhat.com>
2166 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
2169 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
2171 * reload1.c (emit_reload_insns): Don't look for notes
2172 on a NULL store_insn.
2174 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2176 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
2177 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
2178 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
2179 format specifier warnings.
2180 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
2182 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
2184 * config/i386/i386-protos.h: Correct declaration of
2185 i386_pe_asm_named_section.
2187 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
2189 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
2191 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
2193 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
2195 * cpperror.c (print_location): Don't show _Pragma.
2196 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
2197 and file change callback generation here.
2198 (stack_include_file): Update use of cpp_push_buffer.
2199 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
2200 (struct cpp_buffer): Remove type, pfile members.
2201 * cppinit.c (cpp_handle_option): Use free_chain.
2202 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
2203 (skip_escaped_newlines, get_effective_char, lex_percent): Take
2204 a cpp_reader rather than a cpp_buffer.
2205 (skip_escaped_newlines, get_effective_char, skip_block_comment,
2206 skip_line_comment, parse_string, lex_percent, lex_dot,
2207 _cpp_lex_token): Update accordingly.
2208 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
2210 (cpp_push_buffer): Update prototype.
2211 (run_directive): Update use of cpp_push_buffer.
2212 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
2213 handle_assertion): Update use of run_directive.
2214 * cpplib.h (enum cpp_buffer_type): Remove.
2215 (cpp_push_buffer): Update prototype.
2216 * fix-header.c (read_scan_file): Update.
2218 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2220 * gcc.c (struct prefix_list): Change prefix to const char *.
2222 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2224 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
2226 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
2228 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
2231 * jump.c (squeeze_notes): Take parms by reference. Handle END being
2234 * ifcvt.c (dead_or_predicable): Adjust.
2235 * loop.c (find_and_verify_loops): Adjust.
2236 * stmt.c (expand_end_case): Adjust.
2237 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
2238 head and end insn pointers in the basic block, not just local copies.
2239 (merge_blocks_move_predecessor_nojumps): Likewise.
2241 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
2243 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
2244 bitmap.h, builtin-types.def, builtins.c, builtins.def,
2245 c-aux-info.c, c-common.c, c-common.def, c-common.h,
2246 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
2247 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
2248 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
2249 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
2250 conditions.h, config.gcc, configure.frag, configure.in,
2251 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
2252 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
2253 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
2254 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
2255 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
2256 emit-rtl.c, errors.c, errors.h, except.c, except.h,
2257 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
2258 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
2259 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
2260 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
2261 gencheck.c, gencodes.c, genconfig.c, genemit.c,
2262 genextract.c, genflags.c, gengenrtl.c, genmultilib,
2263 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
2264 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
2265 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
2266 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
2267 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
2268 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
2269 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
2270 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
2271 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
2272 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
2273 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
2274 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
2275 params.h, predict.c, predict.def, predict.h, prefix.c,
2276 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
2277 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
2278 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
2279 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
2280 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
2281 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
2282 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
2283 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
2284 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
2285 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
2286 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
2287 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
2288 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
2289 xcoffout.h: replace "GNU CC" with "GCC".
2291 2001-08-21 Richard Henderson <rth@redhat.com>
2293 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
2294 (final_scan_insn): Consider jump tables data even if we have no
2295 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
2297 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
2298 (ASM_OUTPUT_CASE_END): Remove.
2299 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
2300 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
2301 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
2303 2001-08-21 Richard Henderson <rth@redhat.com>
2305 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
2306 at barrier insns. Emit stop bits before barriers.
2308 * flow.c (flow_find_cross_jump): Don't consider unconditional
2309 return insns for commoning.
2311 * final.c (compute_alignments): Fix typo.
2313 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
2314 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
2315 (store_bit_field): Use mode_for_extraction more places.
2316 (extract_bit_field): Likewise.
2318 2001-08-21 Zack Weinberg <zackw@panix.com>
2320 * caller-save.c: Don't include insn-codes.h.
2321 (reg_save_code, reg_restore_code): Make arrays of int.
2322 All uses updated to match.
2323 (insert_save, insert_restore): No need to initialize "code"
2324 variable upon declaration.
2325 * Makefile.in: update dependencies; fix typo in clean rule.
2327 2001-08-21 Richard Henderson <rth@redhat.com>
2329 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
2330 (merge_if_block): Handle fallout from same.
2332 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2334 * builtins.c (type_to_class): Fix typo in last change.
2336 2001-08-21 Richard Henderson <rth@redhat.com>
2338 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
2339 ia64_asm_output_label.
2341 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
2342 copy of gp while the real gp register contains garbage.
2344 2001-08-21 Zack Weinberg <zackw@panix.com>
2346 * expmed.c (mode_for_extraction): New function.
2347 (store_bit_field, extract_bit_field): Use it.
2348 * expr.h: Prototype it and provide an enum for its first argument.
2350 * combine.c, function.c, recog.c: Don't include insn-codes.h.
2351 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
2352 and digging through the insn_data tables.
2353 * Makefile.in: Update dependencies.
2355 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
2357 * cppfiles.c (stack_include_file): line-map.c now handles include
2359 (handle_missing_handler): Similarly.
2360 (_cpp_execute_include): Similarly.
2361 (_cpp_pop_file_buffer): Similarly.
2362 * cpphash.h (struct cpp_reader): Remove system_include_depth,
2363 buffer_stack_depth and include_depth.
2364 * cpplib.c (do_include_common): line-map.c now handles include depth.
2365 (cpp_push_buffer): Similarly.
2366 (_cpp_pop_buffer): Similarly.
2367 * cppmacro.c (builtin_macro): Update.
2368 * line-map.c (init_line_maps): Set depth.
2369 (add_line_map): Increment "used" earlier. Update and use the
2371 (trace_include): Use the include depth.
2372 * line-map.h (struct line_maps): New member depth.
2374 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2376 * cppfiles.c (stack_include_file): Don't handle -H here.
2377 * cppinit.c (cpp_start_read): Set include tracing after
2378 cpp_post_options and after stacking the main file.
2379 * line-map.c (trace_include): New.
2380 (init_line_maps, add_line_map): Update.
2381 * line-map.h (struct line_maps): New member trace_includes.
2383 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2385 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
2386 * cppfiles.c (stack_include_file): Only stack a file if there
2387 is something to do. Return a boolean indicating whether a
2388 buffer was stacked or not.
2389 (_cpp_execute_include): Similarly.
2390 (_cpp_read_file): Similarly.
2391 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
2393 2001-08-21 Sam Steingold <sds@gnu.org>
2395 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
2396 (RECACHE): keep obufp_before_macroname up to date
2398 2001-08-21 Zack Weinberg <zackw@panix.com>
2400 * stmt.c: Don't include insn-codes.h.
2401 (expand_end_case): Machine specific logic moved to expr.c.
2402 No need to worry about __builtin_classify_type.
2403 (check_for_full_enumeration_handling, emit_case_nodes):
2406 * builtins.o (expand_builtin_classify_type): Split up so code
2407 can be shared with fold_builtin_classify_type.
2408 (type_to_class, fold_builtin_classify_type): New functions.
2409 (fold_builtins): Handle __builtin_classify_type.
2411 * expr.c (do_tablejump): Now static.
2412 (case_values_threshold, try_casesi, try_tablejump): New;
2413 code mostly from stmt.c (expand_end_case).
2414 (expr.h): Update prototypes.
2416 * Makefile.in (stmt.o): Update dependencies.
2418 2001-08-21 Will Cohen <wcohen@redhat.com>
2420 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
2421 declaration of variable i.
2422 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
2423 declaration of variable i.
2425 2001-08-21 Richard Henderson <rth@redhat.com>
2427 * crtstuff.c: Fix thinko last change. Move list tails to start
2428 of CRT_END section. Tidy ifdefs.
2429 (__EH_FRAME_BEGIN__): Always static for ELF.
2430 (__do_global_ctors_1): Rename from __frame_dummy.
2431 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
2432 name change; don't hide __EH_FRAME_BEGIN__.
2434 2001-08-21 Richard Henderson <rth@redhat.com>
2436 * gdbinit.in: Move break on exit after break on fancy_abort.
2438 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
2441 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2443 * cpphash.h (_cpp_push_next_buffer): New.
2444 * cppinit.c (do_includes): Remove.
2445 (push_include, free_chain, _cpp_push_next_buffer): New.
2446 (cpp_start_read): Use them to rework command line option handling.
2447 (cpp_handle_option): Combine handling of -include and -imacros.
2448 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
2449 appropriate. Always insert missing \n at EOF.
2450 * cpplib.c (start_directive): Get the directive position right.
2451 * cppmain.c (cb_file_change): Always print the first line, unless
2454 2001-08-20 Andreas Jaeger <aj@suse.de>
2456 * profile.c (compute_branch_probabilities): Remove extra new-line
2458 * flow.c (verify_flow_info): Likewise.
2460 2001-08-20 Diego Novillo <dnovillo@redhat.com>
2462 * basic-block.h (basic_block): Add new field 'flags'.
2463 (BB_REACHABLE): Define.
2464 (expunge_block): Declare.
2465 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
2466 (EXIT_BLOCK_PTR): Ditto.
2467 (expunge_block): Remove static declaration.
2468 (cleanup_cfg): Clear bb->aux on every basic block.
2469 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
2470 computing reachability.
2471 (delete_unreachable_blocks): Delete block b if b->flags has
2474 2001-08-20 Diego Novillo <dnovillo@redhat.com>
2476 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
2478 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2480 * sparc.c (sparc_variable_issue): Fix typo in last change.
2482 2001-08-20 Richard Henderson <rth@redhat.com>
2484 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
2486 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
2488 * pa.h (RETURN_IN_MEMORY): Improve comment.
2490 2001-08-20 Janis Johnson <janis187@us.ibm.com>
2492 * doc/invoke.texi (Profiling options): Clarify the interactions
2493 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
2495 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
2497 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
2500 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2502 * gcc.c (make_relative_prefix): Allocate a sufficiently large
2505 2001-08-20 Richard Henderson <rth@redhat.com>
2507 * final.c (end_final): Fix typo last change.
2509 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
2511 * cppinit.c (init_standard_includes): The returned buffer
2512 is already malloc-ed.
2513 * gcc.c (add_prefix): Similarly.
2514 * prefix.c (translate_name): Update to support clear buffer
2516 (update_path): Similarly. Be sure to free any newly allocated
2517 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
2519 * prefix.h (update_path): Update prototype and document.
2520 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
2521 up and update to new buffer ownership rules.
2522 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
2524 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
2526 * final.c (compute_alignments): New function.
2527 (init_insn_lengths): Do not care label_align.
2528 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
2529 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
2530 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
2531 (shorted_branches): Realloc label_align array; do
2532 not call init_insn_lengths; Do not care about loop alignments.
2533 * output.h (compute_alignments): Declare.
2534 * toplev.c (rest_of_compilation): Call compute_alignments.
2535 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
2537 * predict.c (block_info_def): Add npredecesors, remove nvisited;
2538 change visited to tovisit.
2539 (propagate_freq): Use faster traversing algorithm.
2540 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
2541 to tovisit; reverse meaning.
2543 * predict.c (struct block_info_def): Remove nvisited.
2544 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
2545 (estimate_bb_frequencies): Call mark_dfs_back_edges.
2547 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
2549 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
2550 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
2551 (TARGET_FUSED_MADD): New.
2552 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
2553 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
2554 the multiply-add instructions.
2556 2001-08-19 Richard Henderson <rth@redhat.com>
2558 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
2559 is aligned to pointer size.
2561 2001-08-19 Richard Henderson <rth@redhat.com>
2563 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
2564 display markers during final schedule.
2566 2001-08-19 Richard Henderson <rth@redhat.com>
2568 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
2570 2001-08-19 Richard Henderson <rth@redhat.com>
2572 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
2574 (ASM_NAME_TO_STRING): Remove.
2575 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
2576 in the same string. Remove support for expressions.
2578 2001-08-19 Richard Henderson <rth@redhat.com>
2580 * config/i386/i386.md (tablejump): Make an expander; handle
2581 pic relative addressing here.
2582 (tablejump_1): Rename from tablejump_pic.
2585 2001-08-19 Richard Henderson <rth@redhat.com>
2587 * regclass.c (fix_register): Fix typo.
2589 2001-08-18 Richard Henderson <rth@redhat.com>
2591 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
2592 (struct _Unwind_Context): Expand br_loc to hold it.
2593 (uw_frame_state_for): Handle leaf functions better.
2594 (uw_update_reg_address): Update for br_loc change.
2596 2001-08-18 Richard Henderson <rth@redhat.com>
2598 * crtstuff.c: Move list heads before code that uses them.
2599 (__JCR_LIST__): Remove initial null.
2600 (frame_dummy, __frame_dummy): Do java registration here ...
2601 (__do_global_ctors_aux): ... not here.
2603 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
2604 (__do_global_dtors_aux): Update to match.
2605 (__JCR_LIST__, __do_jv_register_classes): New.
2607 * config/ia64/crtend.asm (__JCR_END__): New.
2608 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
2609 instead of an indirect LTOFF22 reloc.
2611 2001-08-18 Richard Henderson <rth@redhat.com>
2613 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
2614 * regclass.c (init_reg_sets_1): Fix typo.
2615 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
2616 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
2617 (ia64_compute_frame_size): Make ar.unat live when in use.
2618 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
2619 for ar.pfs; remove ar.unat handling.
2620 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
2622 (PREDICATE_CODES): Add ar_pfs_reg_operand.
2623 * config/ia64/ia64-protos.h: Update decls.
2624 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
2625 (sibcall_pic): Likewise.
2627 2001-08-18 Richard Henderson <rth@redhat.com>
2629 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
2630 pred_rel_mutex when searching for insn_group_barrier.
2631 * config/ia64/ia64.md (cycle_display): Combine the expander
2634 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
2635 bit before asm as needed.
2637 2001-08-18 Richard Henderson <rth@redhat.com>
2639 * timevar.def (TV_MACH_DEP): New.
2640 * toplev.c (rest_of_compilation): Use it.
2641 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
2643 2001-08-18 Zack Weinberg <zackw@panix.com>
2645 * unwind-dw2.c (execute_stack_op): Add default aborts to
2646 the inner switches to prevent warnings.
2648 2001-08-18 Richard Henderson <rth@redhat.com>
2650 * timevar.h (struct timevar_time_def): Change element type to float.
2651 (ticks_to_msec, clocks_to_msec): Likewise.
2652 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
2653 (get_time): Likewise.
2654 (timevar_print): Adjust zero check and printing to match.
2656 2001-08-18 Zack Weinberg <zackw@panix.com>
2658 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
2659 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
2660 Eliminate overfull or underfull hboxes.
2662 2001-08-18 Zack Weinberg <zackw@panix.com>
2664 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
2666 2001-08-18 Zack Weinberg <zackw@panix.com>
2668 * haifa-sched.c: Convert to target hooks. Macros replaced
2669 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
2670 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
2671 MD_SCHED_FINISH, and HAVE_cycle_display.
2672 * target-def.h (TARGET_SCHED_ADJUST_COST,
2673 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
2674 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
2675 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
2676 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
2677 New hook #defines to be overridden.
2678 (TARGET_SCHED): Bring them all together.
2679 (TARGET_INITIALIZER): Update.
2680 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
2681 instead of 'struct rtx_def *' throughout.
2682 (struct sched): New set of hooks for the scheduler.
2683 * Makefile.in (haifa-sched.o): Depend on target.h.
2684 * doc/tm.texi: Document the new scheduler hooks, together in
2685 their own section, instead of scattered around.
2686 Fix a bunch of underfull/overfull hboxes.
2688 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
2689 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
2690 sparc.h: Don't define any of the old scheduler macros.
2692 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
2693 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
2694 sparc.c: Create hook functions from code extracted from
2695 corresponding target header, or make existing hooks static, as
2696 appropriate. Set the appropriate entries in targetm.
2698 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
2699 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
2700 rs6000-protos.h, s390-protos.h, sparc-protos.h:
2701 Remove prototypes for functions which are now static.
2703 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
2704 related gunk; the Haifa scheduler is now the only choice.
2706 2001-08-18 Zack Weinberg <zackw@panix.com>
2708 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
2709 * genopinit.c: Put floating point divide insns in sdiv_optab.
2710 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
2711 * config/gofast.h, config/c4x/c4x.h,
2712 config/ia64/hpux_longdouble.h, config/mips/mips.h,
2713 config/pa/long_double.h, config/rs6000/sysv4.h,
2714 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
2715 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
2716 (init_optabs): Use init_optabv for overflow-trapping optabs.
2717 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
2718 cmp_optab RTX codes so have_insn_for can find them.
2720 * optabs.c (expand_simple_binop, expand_simple_unop,
2721 have_insn_for, gen_sub3_insn): New interfaces.
2722 * expr.h: Prototype new functions.
2723 (enum optab_methods): Move here from optabs.h.
2725 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
2726 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
2727 Use new functions instead of working directly with optabs.
2728 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
2729 unroll.c: Don't include optabs.h.
2730 * caller-save.c, combine.c, function.c, stmt.c: Just include
2731 insn-codes.h, not optabs.h.
2732 * Makefile.in: Update dependencies.
2734 * combine.c (make_compound_operation, simplify_comparison):
2735 Fix typos testing for this or that instruction.
2737 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2739 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
2740 generating libgcc.a.
2742 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2744 * except.c (TYPE_HASH): Delete.
2746 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
2749 * tree.c (TYPE_HASH): Delete.
2751 * tree.h (TYPE_HASH): Define.
2753 2001-08-18 Graham Stott <grahams@redhat.com>
2755 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
2757 (adddi3_internal_2+2): Likewise.
2758 (eh_set_lr_di+1): Likewise.
2760 2001-08-17 Richard Henderson <rth@redhat.com>
2762 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2763 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
2764 * dwarf2asm.c: ... here.
2765 * dwarfout.c: Remove them.
2767 * varasm.c (assemble_integer): Add align parameter.
2768 (assemble_real, output_constant, output_constructor): Likewise.
2769 * output.h: Update decls.
2770 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
2771 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
2772 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
2773 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
2774 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
2777 * final.c (end_final): Abort profile block generation if we
2778 havn't layed it out properly.
2779 * output.h (assemble_eh_integer): Remove stale decl.
2780 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
2782 (assemble_integer): Handle unaligned data.
2783 (assemble_real): Abort on unaligned data.
2784 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
2786 (default_dtor_section_asm_out_destructor): Use assemble_align.
2787 (default_named_section_asm_out_constructor): Likewise.
2788 (default_ctor_section_asm_out_constructor): Likewise.
2789 * config/darwin.c (machopic_asm_out_constructor): Likewise.
2790 (machopic_asm_out_destructor): Likewise.
2791 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
2792 (nextstep_asm_out_destructor): Likewise.
2793 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
2794 (vms_asm_out_destructor): Likewise.
2796 2001-08-17 Richard Henderson <rth@redhat.com>
2798 * config/mips/iris6.h (TARGET_IRIX6): New.
2799 (current_section_name, current_section_flags): New.
2800 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
2801 (MAX_OFILE_ALIGNMENT): New.
2802 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
2803 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
2804 (copy_file_data): Split out from
2805 (mips_asm_file_end): ... here.
2806 (mips_asm_file_start): Remove extra .section directive. Use
2807 tmpfile instead of mips_make_temp_file.
2808 (mips_unique_section): Use const char * as needed for warnings.
2809 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
2810 re-add align parameter.
2811 (iris6_asm_named_section): New.
2812 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
2813 (iris6_asm_output_align, iris6_section_align_1): New.
2814 (iris6_asm_file_start, iris6_asm_file_end): New.
2815 * config/mips/mips-protos.h: Update decls.
2817 2001-08-17 Janis Johnson <janis187@us.ibm.com>
2819 * doc/install.texi (Install GCC): Add links to build status pages.
2821 (Final install): Ditto; request updates for specific info
2823 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
2825 * cpperror.c (print_location): Don't take a file name; use the
2827 (_cpp_begin_message): Similarly.
2828 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
2829 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
2830 (cpp_pedwarn_with_file_and_line): Remove.
2831 * cppfiles.c (stack_include_file): Update; set filename to stdin
2832 here when appropriate.
2833 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
2834 (_cpp_begin_message): Don't take a file name.
2835 * cppinit.c: Add comment.
2836 * cpplex.c: Fix end-of-directive indicator.
2837 * cpplib.c: Don't include intl.h.
2838 (run_directive, do_diagnostic): Update.
2839 (do_line): Update to not use nominal_fname.
2840 (cpp_push_buffer): Don't take a filename.
2841 * cpplib.h (struct ht): Remove.
2842 (cpp_push_buffer): Don't take a filename.
2843 (cpp_pedwarn_with_file_and_line): Remove.
2844 * cppmacro.c (struct cpp_macro): Remove file.
2845 (builtin_macro): Update.
2846 (_cpp_create_definition): Update.
2847 * cppmain.c: Correct comment.
2848 * fix-header.c (read_scan_file): Update.
2850 2001-08-17 Kazu Hirata <kazu@hxi.com>
2852 * sbitmap.c: Fix comment formatting.
2853 * sched-deps.c: Likewise.
2854 * sibcall.c: Likewise.
2855 * simplify-rtx.c: Likewise.
2857 * ssa-ccp.c: Likewise.
2858 * stor-layout.c: Likewise.
2859 * timevar.c: Likewise.
2860 * toplev.c: Likewise.
2861 * unwind-dw2.c: Likewise.
2862 * unwind-dw2-fde.c: Likewise.
2863 * varasm.c: Likewise.
2865 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
2867 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
2868 or larger than an integer in memory.
2870 2001-08-17 Zack Weinberg <zackw@panix.com>
2872 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
2873 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
2874 * rtl.h: Don't forward-declare union tree_node here. Don't
2875 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
2876 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
2877 and tree respectively.
2878 * tree.h: Don't forward-declare struct rtx_def here. Don't
2879 typedef tree here. Change all uses of struct rtx_def *,
2880 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
2881 and tree respectively.
2883 2001-08-17 Richard Henderson <rth@redhat.com>
2885 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
2886 config/mips/openbsd.h: Fix typos last change.
2888 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2890 * doc/invoke.texi (Optimize Options): The default for
2891 -finline-limit is 600.
2893 2001-08-17 Richard Henderson <rth@redhat.com>
2895 * varasm.c (text_section): Allow TEXT_SECTION to override the
2896 printing of TEXT_SECTION_ASM_OP.
2897 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
2898 (DATA_SECTION, BSS_SECTION): Remove.
2899 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
2900 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
2901 Rename from s/_NAME//.
2902 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
2903 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
2904 (TEXT_SECTION): ... here. New.
2905 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
2906 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
2907 * config/mips/openbsd.h: Likewise.
2908 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
2909 (mips_asm_file_end): Likewise test.
2910 (mips_output_function_epilogue): Likewise. Switch back to data
2911 section after emitting the function.
2913 * doc/tm.texi (Sections): Document TEXT_SECTION.
2915 2001-08-17 Richard Henderson <rth@redhat.com>
2917 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
2918 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
2920 2001-08-17 Richard Henderson <rth@redhat.com>
2922 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
2923 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
2924 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
2925 Add aligned attribute.
2927 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
2929 * config/sh/sh.md: Add modes to unspecs in first insn to match
2930 those in the second.
2932 * Makefile.in: Fix collect2 copy for Cygwin.
2934 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
2936 Install the proper patch.
2937 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
2938 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
2939 (expand_function_start): Likewise.
2940 * stmt.c (expand_decl): Likewise.
2941 * varasm.c (make_decl_rtx): Likewise.
2943 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
2945 * final.c: Undo my previous accidental checkin.
2946 * output.h: Likewise.
2947 * tm.texi: Likewise.
2949 2001-08-16 Richard Henderson <rth@redhat.com>
2951 * varasm.c (named_section_flags): Remove align parameter.
2952 * varasm.c, dwarf2out.c: Update all callers.
2953 * output.h: Update prototypes.
2955 * target.h (target.asm_out.named_section): Remove align parameter.
2956 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
2957 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
2958 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
2959 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
2960 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
2962 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
2963 (get_named_section_flags, set_named_section_flags): New.
2964 (named_section_flags): Use them.
2965 (named_section): Do decl vs section flags check here...
2966 (default_section_type_flags): ... not here.
2967 (init_varasm_once): Create in_named_htab.
2968 (resolve_unique_section): Mark reloc unused.
2970 2001-08-16 Richard Henderson <rth@redhat.com>
2972 * varasm.c (force_const_mem): Keep pool alignment in bits.
2973 (output_constant_pool): Use assemble_align.
2975 2001-08-16 Zack Weinberg <zackw@panix.com>
2977 * doc/tm.texi: Remove extra @table command.
2979 2001-08-16 Zack Weinberg <zackw@panix.com>
2981 * final.c (shorten_branches): Clear the end of the label_align
2982 array only if we made it larger. Break up messy expressions
2985 * diagnostic.c (internal_error): Check for error recursion
2986 before doing ICE suppression.
2988 * timevar.c: Timing variables now count in milliseconds.
2989 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
2990 (get_time): Not here.
2991 (timevar_print): Don't print any timer whose user, cpu, and
2992 wall times are all zero as displayed.
2993 * timevar.h: Update comment aboout units. Make timevar
2996 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
2998 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
2999 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
3000 (expand_function_start): Likewise.
3001 * stmt.c (expand_decl): Likewise.
3002 * varasm.c (make_decl_rtx): Likewise.
3004 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
3006 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
3007 (finalize_record_size): Don't set TYPE_USER_ALIGN.
3009 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3011 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
3014 2001-08-16 Andreas Jaeger <aj@suse.de>
3016 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
3019 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
3021 * rtl.h (only_sets_cc0_p): New prototype.
3022 * jump.c (sets_cc0_p): Handle INSN.
3023 (only_sets_cc0_p): New function.
3024 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
3025 (tidy_fallthru_edge): Likewise.
3026 * integrate.c (copy_insn_list): Likewise.
3027 * unroll.c (unroll_loop): Likewise.
3028 (copy_loop_body): Likewise.
3030 2001-08-15 Jason Eckhardt <jle@redhat.com>
3032 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
3034 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
3036 * predict.c (struct block_info_def): Remove nvisited.
3037 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
3038 (estimate_bb_frequencies): Call mark_dfs_back_edges.
3040 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
3041 (ix86_adjust_cost): Teach scheduler that latency to load operand can
3044 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
3046 * predict.def: Update hitrates.
3048 2001-08-15 Richard Henderson <rth@redhat.com>
3050 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
3052 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
3054 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
3055 note from its associated jump.
3057 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3059 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
3060 also on 64-bit s390x targets.
3062 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
3064 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
3066 (arm_expand_prologue): Handled nested functions which take a
3067 variable argument list.
3068 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
3069 macro with an invocation of
3070 arm_compute_initial_elimination_offset.
3071 * config/arm/arm-protos.h: Prototype
3072 arm_compute_initial_elimination_offset.
3074 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3076 * doc/install.texi (Specific, avr): Fix markup.
3077 (Specific, c4x): Ditto.
3079 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3081 * predict.c (dump_prediction): Change `bool' parameter to `int'.
3083 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
3085 * Makefile.in (OBJS): Add rtl-error.o
3086 (rtl-error.o): New rule.
3087 (diagnostic.o): Adjust dependency.
3088 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
3089 error_for_asm, _fatal_insn, _fatal_insn_not_found,
3090 warning_for_asm): Move to...
3091 rtl-error.c: ...here. New file.
3093 2001-08-14 Richard Henderson <rth@redhat.com>
3095 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
3096 if USING_SJLJ_EXCEPTIONS.
3098 2001-08-14 Steve Ellcey <sje@cup.hp.com>
3100 * tlink.c (scan_linker_output): Check string for unsatisfied in
3101 addition to undefined and unresolved.
3103 2001-08-14 Graham Stott <grahams@redhat.com>
3105 * libgcc2.c (*): Replace EH_FRAME_SECTION with
3106 EH_FRAME_SECTION_NAME.
3108 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
3110 * genattrtab.c (simplify_test_exp_in_temp): New function.
3111 (simplify_test_exp): Avoid explicit use of temporary obstack.
3112 (simplify_cond, insert_right_side, evaluate_eq_attr,
3113 simplify_and_tree, simplify_or_tree, eliminate_known_true):
3114 Use simplify_test_exp_in_temp.
3115 (optimize_attrs): Iterate until expression stabilizes.
3117 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
3119 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
3120 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
3122 2001-08-13 Richard Henderson <rth@redhat.com>
3124 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
3125 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
3126 * config/arm/conix-elf.h: Likewise.
3128 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
3130 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
3132 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
3134 * gcse.c (hash_scan_set): Expressions that are set as part of
3135 jump instructions are not available.
3137 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3139 * config/s390/s390.c (print_operand, s390_function_prologue,
3140 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
3142 2001-08-13 Richard Henderson <rth@redhat.com>
3144 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
3145 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
3146 * doc/tm.texi (Exception Region Output): Document it.
3148 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
3150 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
3151 DWARF2 instead of stabs by default.
3153 2001-08-13 David Edelsohn <edelsohn@gnu.org>
3155 * config/rs6000/rs6000.c: Include optabs.h.
3157 2001-08-13 David Edelsohn <edelsohn@gnu.org>
3159 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
3160 save/restore routines.
3161 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
3163 2001-08-13 Andreas Jaeger <aj@suse.de>
3165 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
3166 the english is correct.
3168 2001-08-13 Zack Weinberg <zackw@panix.com>
3170 * expr.h: Split out optab- and libfunc-related code to...
3171 * optabs.h, libfuncs.h: ... these new headers.
3173 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
3175 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
3177 * mkconfig.sh: Don't include insn-codes.h from config.h.
3179 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
3180 enum insn_code is available. Move reload_in_optab and
3181 reload_out_optab array declarations to optabs.h.
3182 * regmove.c (gen_add3_insn): Move to optabs.c, export from
3183 there, prototype in expr.h.
3184 * gencodes.c: Cleanup: zap global variables, don't use
3185 printf where puts will do, don't bother defining MAX_INSN_CODE
3186 which nothing uses, let CODE_FOR_nothing get its value implicitly.
3188 * genemit.c, genopinit.c: Include optabs.h in generated file.
3189 * genoutput.c: Include insn-codes.h in generated file.
3190 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
3191 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
3192 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
3193 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
3194 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
3195 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
3197 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
3198 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
3199 config/m88k/m88k.c, config/sparc/sparc.c:
3201 * reload.c: Include expr.h and optabs.h before reload.h.
3202 * config/alpha/alpha.c: Include tree.h before reload.h.
3203 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
3204 and reload.h in that order.
3205 * config/sparc/sparc.c: Include debug.h.
3206 * recog.c: Include insn-codes.h.
3208 2001-08-13 Andreas Jaeger <aj@suse.de>
3210 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
3213 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
3215 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
3216 * gcc.c (init_spec): Fix typo in comment.
3217 * varasm.c (data_section): Fix typo in comment.
3219 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
3221 * predict.c (dump_prediction): New argument "USED".
3222 (combine_predictions_for_insn): Determine the used heuristics,
3223 output the case no heuristic applied.
3224 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
3226 2001-08-13 Andreas Jaeger <aj@suse.de>
3228 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
3231 2001-08-13 Kazu Hirata <kazu@hxi.com>
3233 * jump.c: Fix formatting.
3235 2001-08-13 Kazu Hirata <kazu@hxi.com>
3237 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
3240 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
3242 * loop.c (check_dbra_loop): Use condjump_label to compute
3245 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
3246 to better document the files they're in.
3248 2001-08-12 Zack Weinberg <zackw@panix.com>
3250 * recog.h (struct insn_operand_data): Shrink 'mode' field
3253 2001-08-12 Kazu Hirata <kazu@hxi.com>
3255 * gcc.c: Fix comment formatting.
3256 * gccspec.c: Likewise.
3259 * genemit.c: Likewise.
3260 * gengenrtl.c: Likewise.
3261 * genrecog.c: Likewise.
3262 * gensupport.c: Likewise.
3263 * ggc-page.c: Likewise.
3264 * global.c: Likewise.
3265 * graph.c: Likewise.
3266 * ifcvt.c: Likewise.
3267 * integrate.c: Likewise.
3269 * libgcc2.c: Likewise.
3271 * mbchar.c: Likewise.
3272 * optabs.c: Likewise.
3273 * predict.c: Likewise.
3274 * prefix.c: Likewise.
3275 * profile.c: Likewise.
3276 * protoize.c: Likewise.
3278 * recog.c: Likewise.
3279 * regclass.c: Likewise.
3280 * regmove.c: Likewise.
3281 * reg-stack.c: Likewise.
3282 * reload1.c: Likewise.
3283 * resource.c: Likewise.
3284 * rtlanal.c: Likewise.
3287 2001-08-12 Kazu Hirata <kazu@hxi.com>
3289 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
3290 a tree representing a constant is passed to the macro.
3292 2001-08-12 Richard Henderson <rth@redhat.com>
3294 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
3295 (rs6000_elf_asm_out_destructor): New.
3296 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
3297 (DTORS_SECTION_ASM_OP): Remove.
3298 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3299 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
3301 2001-08-12 David Edelsohn <edelsohn@gnu.org>
3304 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3305 * gcc.c (set_collect_gcc_options): New function, split out from
3307 Ignore elided switches.
3308 (do_spec_1): Invoke before executing command.
3309 (set_input): Export.
3310 Move declaration ...
3311 * gcc.h (set_input): ... here.
3312 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
3315 2001-08-12 Richard Henderson <rth@redhat.com>
3317 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
3318 thinko wrt TARGET_RELOCATABLE.
3320 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
3322 * fix-header.c (cb_file_change): Update prototype.
3324 2001-08-11 Zack Weinberg <zackw@panix.com>
3326 * toplev.c (set_float_handler): Make static.
3327 * toplev.h: Don't prototype set_float_handler.
3329 * simplify-rtx.c: Don't include setjmp.h.
3330 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
3332 (simplify_unary_operation, simplify_binary_operation): Use them,
3333 via do_float_handler.
3335 * fold-const.c: Don't include setjmp.h.
3336 (exact_real_inverse_1): New function.
3337 (exact_real_inverse): Use it, via do_float_handler.
3339 * varasm.c: Don't include setjmp.h.
3340 (assemble_real_1): New function.
3341 (assemble_real): Use it, via do_float_handler.
3342 Call internal_error if we get a trap here.
3344 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
3345 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
3347 2001-08-11 Zack Weinberg <zackw@panix.com>
3349 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
3350 STACK_BOUNDARY if not already defined.
3352 * calls.c, function.c, reload1.c, explow.c: Don't default
3353 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
3354 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
3356 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
3359 * doc/tm.texi: Document that STACK_BOUNDARY is required;
3360 clarify difference between it and PREFERRED_STACK_BOUNDARY.
3362 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3364 * cppmacro.c (enter_macro_context): Push macro expansions even
3367 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3369 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
3370 (rs6000_elf_section_type_flags): Actually return a value.
3372 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
3374 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
3375 Clean up code: add missing comments and prototypes, fix warnings,
3376 remove obsolete code, fix spacing to conform to coding style.
3378 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
3380 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
3381 and TARGET_ASM_CLOSE_PAREN.
3382 (regclass_map): CC register belongs to class NO_REGS.
3383 (legitimize_pic_address): Don't generate unnecessary moves
3384 (to avoid confusing loop optimization).
3385 (check_and_change_labels): Replace jump_long by indirect_jump.
3386 (s390_final_chunkify): Don't start a new literal pool on section
3387 switch in 64-bit code.
3388 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
3390 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
3391 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
3392 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
3394 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
3395 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
3396 (CONST_COSTS): Fixed incorrect costs.
3398 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
3399 Use emit_jump instead of emit_jump_insn (gen_jump).
3400 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
3401 (to avoid confusing flow analysis).
3402 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
3403 (casesi, casesi_jump): New.
3404 (jump_long): Removed. Functionality merged into indirect_jump.
3405 (indirect_jump): Accept address_operand, not just register_operand.
3406 (cjump_long, icjump_long): Use same logic as indirect_jump.
3407 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
3408 Fixed broken setjmp/longjmp handling.
3409 (do_builtin_setjmp_setup): Removed.
3411 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
3412 broken GNU as versions that don't accept .quad with large
3413 negative values. Use hexadecimal output instead.
3414 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
3415 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
3416 FUNCTION_EPILOGUE): Removed. Now in targetm.
3418 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
3420 * config/s390/fixdfdi.h: Add missing copyright statement.
3421 Fix type conflicts on 64-bit. Add missing SFmode routines.
3423 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
3426 2001-08-11 Richard Henderson <rth@redhat.com>
3428 * rtl.h (REG_EH_RETHROW): Remove.
3429 * rtl.c (reg_note_name): Update.
3430 * combine.c (distribute_notes): Don't check for it.
3432 2001-08-11 Richard Henderson <rth@redhat.com>
3434 * combine.c (distribute_notes): Place REG_SETJMP.
3436 2001-08-11 Richard Henderson <rth@redhat.com>
3438 * doc/extend.texi (Arrays and pointers implementation): Discourage
3439 relying on sign-extension of pointers.
3441 2001-08-11 H.J. Lu <hjl@gnu.org>
3443 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
3445 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
3446 RDATA_SECTION_ASM_OP.
3448 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3450 * doc/install.texi (Specific, c4x): Fix cross-reference to the
3451 main manual to work both for info and HTML versions.
3453 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3454 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3456 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
3457 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
3458 (struct cpp_pool): New member first.
3459 * cppinit.c (append_include_chain): Plug memory leaks.
3460 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
3461 Allocate pragma structures from the (aligned) macro pool to
3462 avoid leaking memory.
3463 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
3464 so we don't leak memory.
3465 * hashtable.c (ht_destroy): New.
3466 * hashtable.h (ht_destroy): New.
3468 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3469 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3471 * c-lex.c (map): Make const.
3472 (cb_file_change): Update for callback passing a line map.
3473 Don't assume we have a previous map. Remove sanity check
3474 about popping too many files.
3475 * cpperror.c (print_location): Make map const.
3476 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
3477 (cpp_make_system_header): Similarly.
3478 (search_from): Similarly.
3479 (_cpp_execute_include): Don't remember where we came from.
3480 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
3481 (struct cpp_reader): Make map const.
3482 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
3483 * cpplib.c (do_line): Update; line maps now hold sysp.
3484 (cpp_push_buffer): Similarly.
3485 (_cpp_do_file_change): Similarly; callback with map instead.
3486 (cpp_get_line_maps): Constify return value.
3487 (_cpp_pop_buffer): Update.
3488 * cpplib.h (struct cpp_file_change): Remove.
3489 (struct cpp_callbacks): Update.
3490 (cpp_get_line_maps): Constify return value.
3491 * cppmacro.c (_cpp_create_definition): Update.
3492 * cppmain.c (struct printer): Constify map.
3493 (maybe_print_line): Similarly.
3494 (print_line): Similarly. Deduce flags 1 and 2 here.
3495 (cb_file_change): Update.
3496 * line-map.c (free_line_maps): Warn regardless.
3497 (add_line_map): Return pointer to const. When passed NULL to_file
3498 with LC_LEAVE, use the obvious values for the return point so the
3499 caller doesn't have to figure them out.
3500 (lookup_line): Return pointer to const.
3501 (print_containing_files): Take pointer to const.
3502 * line-map.h (struct line_map): New members reason, sysp.
3503 (add_line_map): Return pointer to const.
3504 (lookup_line): Similarly.
3505 (print_containing_files): Take pointer to const.
3507 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
3508 Richard Henderson <rth@redhat.com>
3510 * regmove.c (regmove_optimize): Avoid setting a register twice in
3513 2001-08-10 Richard Henderson <rth@redhat.com>
3515 * doc/extend.texi (Arrays and pointers implementation): Document
3516 behavior of pointer/integer conversion.
3518 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
3520 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
3522 2001-08-10 Richard Henderson <rth@redhat.com>
3524 * doc/extend.texi (C Implementation): New chapter.
3525 * doc/gcc.texi (Top): Link it in.
3527 2001-08-10 Andrew Cagney <ac131313@redhat.com>
3529 * doc/install.texi (Specific): Fix CVS merge botch.
3531 2001-08-10 Richard Henderson <rth@redhat.com>
3533 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
3534 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
3536 2001-08-10 Zack Weinberg <zackw@stanford.edu>
3538 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
3539 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
3540 this macro is now required.
3542 * cselib.c (cselib_process_insn), flow.c (propagate_block),
3543 loop.c (find_and_verify_loops), reload.c (reload): Check
3544 for rtx code of CALL_INSN, not CALL, when deciding if we
3545 need to check for REG_SETJMP note.
3547 * gcse.c (compute_hash_table, compute_store_table): Update
3548 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
3551 * config/avr/avr.c: Fix typo.
3552 * config/convex/convex.c (expand_movstr): Use adjust_address.
3553 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
3555 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
3556 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
3558 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
3559 Do define STACK_BOUNDARY.
3560 * config/i370/i370.c: Include expr.h.
3561 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
3562 config/pa/som.h, config/v850/v850.h: Take in_ctors and
3563 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
3564 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
3565 * config/m88k/m88k.c: Include c-tree.h after expr.h.
3566 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
3567 * config/romp/romp.c: Include expr.h after tree.h.
3569 (output_fpop): Use xmalloc, not oballoc.
3570 * config/we32k/we32k.c: Include expr.h.
3572 2001-08-10 Kazu Hirata <kazu@hxi.com>
3574 * config/h8300/h8300.h: Fix formatting.
3576 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
3578 * c-common.h (RETURN_NULLIFIED_P): Lose.
3579 * c-semantics.c (genrtl_return_stmt): Don't check it.
3581 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3583 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
3584 (mips_annotate_frame_insn): New function.
3585 (mips_emit_frame_related_store): New function.
3586 (save_restore_insns): Don't mark instructions that set up the base
3587 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
3588 the store instructions instead.
3589 (mips_expand_prologue): If the stack size is moved into a temporary
3590 register, do not mark that move as frame-related. Add a
3591 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
3593 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3595 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
3596 stack slot as unchanging if current_function_calls_eh_return.
3598 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3600 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
3601 access the second half of the TFmode scratch operand.
3603 2001-08-10 Anthony Green <green@redhat.com>
3605 * java/class.c (emit_register_classes): Conditionalize code on
3608 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3610 * doc/install.texi (Specific, avr): Fix cross-reference to the
3611 main manual to work both for info and HTML versions.
3613 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
3615 * stmt.c (expand_null_return_1): Remove code to generate simple returns
3616 and "use_goto" argument.
3617 (expand_null_return, expand_value_return): Update all callers.
3618 * function.c (expand_function_end): Remove code to generate simple
3620 * config/vax/vax.md (epilogue): New expander for function return.
3621 * doc/md.texi (epilogue): Remove "if defined".
3623 2001-08-09 Zack Weinberg <zackw@stanford.edu>
3625 * Makefile.in: Partially revert my previous change:
3626 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
3627 of the hashtab.o and safe-ctype.o rules.
3629 2001-08-09 Richard Henderson <rth@redhat.com>
3631 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
3632 (USE_COLLECT2): Remove duplicate definition.
3633 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
3634 (use_collect2): Remove dead code.
3635 * configure.in (use_collect2): Remove will_use_collect2 and
3636 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
3637 * configure: Rebuild.
3639 * target.h (targetm.asm_out.constructor): New.
3640 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
3641 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
3642 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
3643 * varasm.c (in_ctors, in_dtors): New.
3644 (assemble_constructor, assemble_destructor): Remove.
3645 (default_stabs_asm_out_destructor): New.
3646 (default_named_section_asm_out_destructor): New.
3647 (dtors_section, default_dtor_section_asm_out_destructor): New.
3648 (default_stabs_asm_out_constructor): New.
3649 (default_named_section_asm_out_constructor): New.
3650 (ctors_section, default_ctor_section_asm_out_constructor): New.
3651 * output.h: Update declarations.
3652 * c-decl.c (c_expand_body): Use target hooks instead of
3653 assemble_constructor and assemble_destructor.
3654 * profile.c (output_func_start_profiler): Likewise.
3655 * objc/objc-act.c (finish_objc): Likewise.
3656 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
3657 for the constructor.
3658 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
3660 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
3661 (DTORS_SECTION_ASM_OP): Likewise.
3662 (__CTOR_LIST__): Use attribute section when possible.
3663 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
3665 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
3666 ASM_OUTPUT_CONSTRUCTOR.
3668 * config/darwin.c (machopic_asm_out_constructor): New.
3669 (machopic_asm_out_destructor): New.
3670 * config/darwin-protos.h: Update declarations.
3671 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3672 (ASM_OUTPUT_DESTRUCTOR): Remove.
3673 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3674 * config/nextstep.c (nextstep_asm_out_constructor): New.
3675 (nextstep_asm_out_destructor): New.
3676 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3677 (ASM_OUTPUT_DESTRUCTOR): Remove.
3678 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3679 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
3680 ASM_OUTPUT_*STRUCTOR.
3681 * config/i386/aix386ng.h: Likewise.
3683 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
3684 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
3685 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
3686 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3687 * config/lynx.h: Likewise.
3688 * config/netware.h: Likewise.
3689 * config/psos.h: Likewise.
3690 * config/alpha/alpha-interix.h: Likewise.
3691 * config/alpha/elf.h: Likewise.
3692 * config/arc/arc.h: Likewise.
3693 * config/arm/aof.h: Likewise.
3694 * config/arm/coff.h: Likewise.
3695 * config/arm/elf.h: Likewise.
3696 * config/c4x/c4x.h: Likewise.
3697 * config/h8300/h8300.h: Likewise.
3698 * config/i386/cygwin.h: Likewise.
3699 * config/i386/djgpp.h: Likewise.
3700 * config/i386/i386-coff.h: Likewise.
3701 * config/i386/i386-interix.h: Likewise.
3702 * config/i386/sco5.h: Likewise.
3703 * config/i386/vsta.h: Likewise.
3704 * config/i386/win32.h: Likewise.
3705 * config/i960/i960-coff.h: Likewise.
3706 * config/ia64/sysv4.h: Likewise.
3707 * config/m68hc11/m68hc11.h: Likewise.
3708 * config/m68k/coff.h: Likewise.
3709 * config/m68k/mot3300.h: Likewise.
3710 * config/m88k/m88k.h: Likewise.
3711 * config/mcore/mcore-pe.h: Likewise.
3712 * config/mcore/mcore.h: Likewise.
3713 * config/mips/elf.h: Likewise.
3714 * config/mips/elf64.h: Likewise.
3715 * config/mips/iris6.h: Likewise.
3716 * config/pa/pa64-hpux.h: Likewise.
3717 * config/rs6000/sysv4.h: Likewise.
3718 * config/sh/sh.h: Likewise.
3719 * config/sparc/litecoff.h: Likewise.
3721 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
3722 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
3723 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3724 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3725 (ASM_OUTPUT_DESTRUCTOR): Remove.
3726 * config/a29k/a29k.c: Move include of tree.h.
3727 * config/a29k/udi.h: Delete file.
3728 * config/alpha/alpha.c (vms_asm_out_constructor): New.
3729 (vms_asm_out_destructor): New.
3730 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
3731 (EXTRA_SECTION_FUNCTIONS): Likewise.
3732 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3733 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3734 * config/c4x/c4x.c: Move include of tree.h.
3735 * config/clipper/clipper.c (clix_asm_out_constructor): New.
3736 (clix_asm_out_destructor): New.
3737 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3738 (ASM_OUTPUT_DESTRUCTOR): Remove.
3739 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3740 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3741 (TARGET_ASM_CONSTRUCTOR): New.
3742 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
3743 (sco_asm_out_constructor): New.
3744 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
3745 * config/i386/svr3gas.h: Remove stack grows up code.
3746 Remove code duplicated from i386/sysv3.h.
3747 (TARGET_ASM_CONSTRUCTOR): New.
3748 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3749 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
3750 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3751 (TARGET_ASM_CONSTRUCTOR): New.
3752 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
3753 (m68hc11_asm_out_destructor): New.
3754 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
3755 (TARGET_ASM_DESTRUCTOR): New.
3756 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
3757 * config/m68k/dpx2.h: Properly undef all the bits inherited from
3758 config/svr3.h pertaining to section manipulation.
3759 * config/m68k/dpx2g.h: Remove #if 0 code.
3760 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
3761 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
3762 (ASM_OUTPUT_CONSTRUCTOR): Remove.
3763 (TARGET_ASM_CONSTRUCTOR): New.
3764 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
3765 (m88k_svr3_asm_out_constructor): New.
3766 (m88k_svr3_asm_out_destructor): New.
3767 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3768 (ASM_OUTPUT_DESTRUCTOR): Remove.
3769 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3770 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
3771 * config/rs6000/aix.h: Likewise.
3772 * config/mips/rtems64.h: Don't undef removed constructor related bits.
3773 * config/mips/vxworks.h: Likewise.
3774 * config/rs6000/lynx.h: Likewise.
3775 * config/sh/elf.h: Likewise.
3776 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
3777 (DTORS_SECTION_ASM_OP): New.
3778 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3779 (ASM_OUTPUT_DESTRUCTOR): Remove.
3780 * config/sparc/sol2-sld-64.h: Likewise.
3781 * config/vax/vax.c (vms_asm_out_constructor): New.
3782 (vms_asm_out_destructor): New.
3783 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3784 (ASM_OUTPUT_DESTRUCTOR): Remove.
3785 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3787 * doc/tm.texi (@node Initialization): Update.
3789 2001-08-09 Richard Henderson <rth@redhat.com>
3791 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
3792 (__do_global_dtors_aux): Use gp-relative static data to avoid
3793 one dynamic relocation.
3794 (__do_frame_setup): Register Java classes.
3795 * config/alpha/crtend.asm (__JCR_END__): New.
3797 2001-08-09 Zack Weinberg <zackw@stanford.edu>
3799 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
3800 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
3801 (GEN, STAGESTUFF): Add new files.
3802 (insn-constants.h, s-constants, tm-preds.h, s-preds,
3803 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
3804 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
3805 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
3806 as well as insn-codes.h and insn-flags.h in config.h; and no
3807 extra headers in tconfig.h and hconfig.h.
3809 * gencodes.c: Eliminate code to generate predicate declarations
3810 or #defines for md-file constants.
3811 * genconstants.c, genpreds.c: New files.
3813 * i386.md: Re-order guard expressions such that TARGET_64BIT
3814 comes first, when this permits better optimization. Add
3815 TARGET_64BIT to more x86-64 patterns. Add comment explaining
3816 why this is desirable.
3818 2001-08-09 Jakub Jelinek <jakub@redhat.com>
3820 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
3821 (find_fde_for_dso): Remove.
3822 (_Unwind_IteratePhdrCallback): New.
3823 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
3824 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
3826 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3828 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
3829 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
3831 2001-08-09 Graham Stott <grahams@redhat.com>
3833 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
3834 (vis_no_unit): Use it.
3835 (visualize_no_unit): Add the insn only if room exists.
3837 2001-08-09 Graham Stott <grahams@redhat.com>
3839 * predict.c (estimate_probability): Replace magic numbers with
3840 appropriate enumeration.
3842 2001-08-09 Graham Stott <grahams@redhat.com>
3844 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
3846 (EXTRACT_FLAGS): Likewise.
3848 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
3850 * config/mips/mips.c (mips_legitimate_address_p): Check for
3851 CONST_INT in last patch.
3853 2001-08-08 Anthony Green <green@redhat.com>
3855 * java/class.c (emit_register_classes): Use assemble_jcr if
3856 possible. Keep the original mechanism as a fallback.
3857 * defaults.h (JCR_SECTION_NAME): Define if we have named section
3858 and weak symbol support.
3859 * crtstuff.c (__JCR_LIST__): Define.
3860 (__JCR_END__): Define.
3861 (_Jv_RegiserClasses): Define weak symbol if possible.
3862 (__do_global_ctors_aux): Register classes for ELF targets with
3863 weak symbol support.
3865 2001-08-08 Kazu Hirata <kazu@hxi.com>
3867 * dbxout.c: Fix comment formatting.
3868 * dependence.c: Likewise.
3870 * diagnostic.c: Likewise.
3871 * dominance.c: Likewise.
3872 * doprint.c: Likewise.
3873 * dwarf2out.c: Likewise.
3874 * dwarfout.c: Likewise.
3875 * emit-rtl.c: Likewise.
3876 * except.c: Likewise.
3877 * explow.c: Likewise.
3878 * expmed.c: Likewise.
3881 * fold-const.c: Likewise.
3882 * function.c: Likewise.
3884 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3886 * global.c (retry_global_alloc): Avoid shadowing allocno.
3888 2001-08-08 Mark Mitchell <mark@codesourcery.com>
3890 * except.c (remove_fixup_regions): Fix typo.
3892 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
3894 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
3895 unsigned HOST_WIDE_INT to avoid warning.
3896 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
3897 * flow.c (set_block_for_new_insns): Likewise.
3899 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
3901 * sibcall.c (return_value_pseudo): New static variable.
3902 (skip_copy_to_return_value): Handle return_value_pseudo.
3903 (call_ends_block_p): Ensure that return_value_pseudo is set.
3904 (optimize_sibling_and_tail_recursive_call): Discover the
3905 load of pseudo return value in alternate exit block.
3907 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3909 * calls.c (ECF_ALWAYS_RETURN): New constant.
3910 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
3911 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
3912 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
3913 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
3914 * rtl.c (reg_note_name): New name.
3915 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
3917 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
3919 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
3921 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
3923 * alias.c (get_alias_set): Return a previously calculated
3924 alias set for a VAR_DECL.
3925 * function.c (gen_mem_addressof): Calculate the alias set before
3928 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
3930 * predict.def: Set hitrates according our experimental run.
3932 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
3934 * i386.h (HARD_REGNO_RENAME_OK): New macro.
3936 2001-08-08 H.J. Lu <hjl@gnu.org>
3938 * config/mips/mips.c (mips_unique_section): New. Copied from
3941 * config/mips/mips-protos.h (mips_unique_section): New
3944 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
3946 * config/mips/little.h: New. Generic little endian mips
3947 targets. Only mips*-*-linux* is converted to use it so far.
3949 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
3950 (WCHAR_TYPE): Defined
3951 (WCHAR_TYPE_SIZE): Likewise.
3952 (INIT_SUBTARGET_OPTABS): Likewise.
3953 (BSS_SECTION_ASM_OP): Likewise.
3954 (SBSS_SECTION_ASM_OP): Likewise.
3955 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
3956 (ASM_DECLARE_OBJECT_NAME): Likewise.
3957 (UNIQUE_SECTION): Likewise.
3958 (EXTRA_SECTIONS): Likewise.
3959 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3960 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3961 (ASM_OUTPUT_DEF): Likewise.
3962 (HANDLE_SYSV_PRAGMA): Removed.
3963 (NO_IMPLICIT_EXTERN_C): Likewise.
3964 (TARGET_MEM_FUNCTIONS): Likewise.
3965 (STARTFILE_SPEC): Likewise.
3966 (ENDFILE_SPEC): Likewise.
3967 (LIB_SPEC): Likewise.
3968 (INVOKE__main): Likewise.
3969 (CTOR_LIST_BEGIN): Likewise.
3970 (CTOR_LIST_END): Likewise.
3971 (DTOR_LIST_BEGIN): Likewise.
3972 (DTOR_LIST_END): Likewise.
3973 (SET_ASM_OP): Likewise.
3974 (ASM_OUTPUT_SOURCE_LINE): Likewise.
3975 (ASM_OUTPUT_DEF): Likewise.
3976 (ASM_OUTPUT_IDENT): Likewise.
3978 * config/mips/mips.h (ASM_SPEC): Undefine before define.
3979 (CPLUSPLUS_CPP_SPEC): Likewise.
3980 (ASM_APP_ON) Redefine only if not defined.
3981 (ASM_APP_OFF): Likewise.
3982 (ASM_OUTPUT_SOURCE_LINE): Likewise.
3983 (ASM_OUTPUT_IDENT): Likewise.
3985 * config.gcc: Update tm_file for Linux/mips.
3987 2001-08-08 Bernd Schmidt <bernds@redhat.com>
3989 * cselib.c (cselib_record_sets): If insn is predicated, turn
3990 sources into IF_THEN_ELSEs.
3992 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
3993 Turn into define_insn_and_split.
3995 * sched-deps.c: Include "cselib.h".
3996 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
3997 Use cselib to turn memory addresses into VALUEs.
3998 (sched_analyze): Call cselib_init/cselib_finish if necessary.
3999 * sched-int.h (struct sched_info): New member USE_CSELIB.
4000 * sched-ebb.c (ebb_sched_info): Initialize it.
4001 * sched-rgn.c (rgn_sched_info): Likewise.
4002 * Makefile.in (sched-deps.o): Update dependencies.
4004 * cselib.h (cselib_subst_to_values): Declare.
4005 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
4006 that have no value and autoincs to be handled by generating a new
4009 2001-08-08 Graham Stott <grahams@redhat.com>
4011 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
4012 within fixed length SEQUENCE.
4014 2001-08-08 Graham Stott <grahams@redhat.com>
4016 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
4017 (diagnostic_prefixing_rule): Likewise.
4018 (diagnostic_line_cutoff): Likewise.
4019 (diagnostic_kind_count): Likewise.
4021 2001-08-08 Graham Stott <grahams@redhat.com>
4023 * alias.c (find_base_decl): Delete redundent assignment.
4025 2001-08-08 Graham Stott <grahams@redhat.com>
4027 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
4028 (abs): Uppercase and paranthesize macro parameter.
4029 (MEM_DEPENDENCY): Add whitespace.
4031 2001-08-08 Graham Stott <grahams@redhat.com>
4033 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
4034 failure check for CONST_INT
4036 2001-08-08 Graham Stott <grahams@redhat.com>
4038 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
4039 (libcall_dead_p): Likewise.
4041 (mark_used_regs): Constify fmt.
4042 (find_use_as_address): Likewise.
4044 2001-08-08 Graham Stott <grahams@redhat.com>
4046 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
4049 2001-08-08 Graham Stott <grahams@redhat.com>
4051 * combine.c (combine_simplify_rtx): Update comment and
4052 remove erroneous test.
4054 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
4056 * cppinit.c (cpp_finish): Pop the final buffer without comment.
4057 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
4058 take care to avoid multiple no-newline at EOF warnings in that
4061 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
4063 * calls.c (expand_call): Do not emit INSN_SETJMP note.
4064 (emit_library_call_value_1): Likewise.
4065 (emit_call_1): Emit REG_SETJMP note.
4066 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
4068 * cselib.c (cselib_process_insn): Likewise.
4069 * flow.c (propagate_block): Likewise.
4070 * loop.c (find_and_verify_loops): Likewise.
4071 * reload.c (find_equiv_regs): Likewise.
4072 * reload1.c (reload): Likewise.
4073 * resource.c (mark_referenced_resources,
4074 mark_set_resources): Likewise.
4075 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
4076 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
4077 * haifa-sched.c (unlink_other_notes): Likewise.
4078 (reemit_notes): Likewise.
4079 * sched-ebb.c (sched_ebb): Likewise.
4080 * sched-rgc.c (sched_region): Likewise.
4081 * rtl.c (note_insn_name): Likewise.
4082 (reg_note_name): Add REG_SETJMP
4083 * rtl.h (reg_note): Add REG_SETJMP.
4084 (insn_note): Remove NOTE_INSN_SETJMP.
4086 * profile.c (branch_prob): Add fake edges for setjmp.
4088 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
4090 * config.gcc: Quote target_cpu_default2 correctly for
4091 powerpc*-*-* targets.
4093 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
4095 * cpplib.h, line-map.h: Update comments.
4096 * cppmain.c (printer_init): Move inline.
4097 (maybe_print_line, print_line): Take a map pointer.
4098 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
4099 (cb_file_change): Don't use prior value of print.map.
4101 2001-08-07 David Edelsohn <edelsohn@gnu.org>
4103 * doc/install.texi: Document fine-grained multilib configuration.
4105 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
4107 * rtlanal.c (find_first_parameter_load): Call note_stores
4108 only on the instructions.
4110 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
4112 * alias.c (nonlocal_mentioned_p):
4113 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
4114 * calls.c (emit_call_1): Likewise.
4115 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
4116 * cselib.c (cselib_process_insn): Likewise.
4117 * df.c (df_insns_modify): Likewise.
4118 * flow.c (need_fake_edge_p): Likewise.
4119 (propagate_one_insn): Likewise.
4120 * haifa-sched.c (reemit_notes): Likewise.
4121 * integrate.c (copy_insn_list): Likewise.
4122 * jump.c (delete_prior_computation): Likewise.
4123 * local-alloc.c (validate_equiv_mem): Likewise.
4124 * loop.c (scan_loop): Likewise.
4125 * predict.c (estimate_probability): Likewise.
4126 * reload.c (reload): Likewise.
4127 * sched-deps (sched_analyze): Likewise.
4128 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
4129 * gcse.c (compute_hash_table): Likewise.
4130 (mark_call): Likewise.
4131 (store_killed_in_insn): Likewise.
4133 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
4135 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
4137 2001-08-06 Richard Henderson <rth@redhat.com>
4139 * varasm.c (assemble_gc_entry): Remove.
4140 * output.h: Likewise.
4142 2001-08-06 Richard Henderson <rth@redhat.com>
4144 * varasm.c (assemble_constructor): Take a symbol_ref and a
4145 priority instead of a bare string. Move priority handling
4146 here from cp/decl2.c.
4147 * output.h: Update decls.
4149 * c-decl.c (c_expand_body): Update calls to assemble_constructor
4150 and assemble_destructor.
4151 * profile.c (output_func_start_profiler): Likewise.
4152 * objc/objc-act.c (finish_objc): Likewise.
4153 (build_module_descriptor): Return the symbol not the symbol name.
4155 2001-08-06 David Edelsohn <edelsohn@gnu.org>
4157 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
4158 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
4159 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
4160 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
4161 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
4162 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
4164 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
4166 * cpperror.c (print_containing_files): Moved to line-map.c.
4167 (print_location): line-map.c handles re-listing or otherwise.
4168 * cpphash.h (struct lexer_state): Remove next_bol.
4169 (struct cpp_buffer): Remove include_stack_listed.
4170 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
4171 Remove faked buffer handling.
4172 (_cpp_do_file_change): Tweak.
4173 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
4174 * cppmain.c (struct printer): Remove filename.
4175 (print_line, cb_file_change): Update accordingly.
4176 * line-map.c: Include intl.h.
4177 (init_line_maps): Initialize last_listed.
4178 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
4179 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
4180 (print_containing_files): New.
4181 * line-map.h (struct line_maps): New member last_listed.
4182 (print_containing_files, INCLUDED_FROM): New.
4183 * Makefile.in: Update.
4184 * po/POTFILES.in: Add line-map.c.
4186 2001-08-06 Richard Henderson <rth@redhat.com>
4188 * except.c (convert_from_eh_region_ranges_1): Never mark
4189 USE or CLOBBER insns as throwing.
4191 * expr.c (store_constructor): Don't clobber memory targets.
4193 2001-08-06 Andreas Jaeger <aj@suse.de>
4195 * profile.c (branch_prob): Remove unused variable insn.
4197 * Makefile.in (local-alloc.o): Add dependency on except.h.
4199 * local-alloc.c: Include except.h for can_throw_internal prototype.
4201 2001-08-06 Richard Henderson <rth@redhat.com>
4203 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
4204 * function.c (expand_main_function): Implement it.
4205 * doc/tm.texi: Document it.
4207 2001-08-06 Stan Shebs <shebs@apple.com>
4209 * doc/install.texi: Document powerpc-*-darwin* details.
4211 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
4213 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
4214 (ASM_CPU_SPEC): Move back to rs6000.h
4215 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
4217 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
4219 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
4222 * config/rs6000/linux64.h: Ditto.
4224 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
4225 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
4228 Remove accidently readded definitions of FUNCTION_PROLOGUE,
4229 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
4231 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
4234 2001-08-05 Richard Henderson <rth@redhat.com>
4236 * local-alloc.c (update_equiv_regs): Do not move insns that
4239 2001-08-05 Jan Hubicka <jh@suse.cz>
4241 * Makefile.in (reload1.o): Add dedendancy on except.h
4242 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
4244 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
4245 indicating wehther edges has been cleaned up.
4246 * reload1.c: Inlucde except.h
4247 (fixup_abnormal_edges): Accept deleted insns.
4248 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
4251 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
4253 * cpplib.c (do_line): Correct line number after pop_buffer.
4255 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
4257 PR preprocessor/3824
4258 * line-map.c: Update comments.
4259 * line-map.h: Update comments.
4260 * tradcif.y: Don't consider large numbers unsigned.
4262 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
4264 PR preprocessor/3081
4265 * c-lex.c (map): New.
4266 (cb_file_change): Update map and use it.
4267 (cb_def_pragma, cb_define, cb_undef): Use map and line.
4268 (c_lex): Update to use map.
4269 * cpperror.c (print_location): Move to using logical line numbers.
4270 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
4271 (cpp_make_system_header): Similarly.
4272 (_cpp_execute_include): Stop line numbering hacks. Store the
4273 line we will return to.
4274 * cpphash.h (CPP_BUF_LINE): Remove.
4275 (struct cpp_buffer): Remove lineno and pseudo_newlines.
4276 Add map and return_to_line.
4277 (_cpp_do_file_change): Update.
4278 * cppinit.c (cpp_start_read): Update line kludge.
4279 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
4280 (trigraph_ok): Use logical line numbers for diagnostics.
4281 (skip_block_comment): Likewise.
4282 (skip_whitespace): Likewise.
4283 (skip_line_comment): Use pfile->line instead.
4284 (_cpp_lex_token): Update to use logical line numbering exclusively.
4285 Handle BOL locally. Accept new lines in directives, but keep
4286 pfile->line decremented. Diagnostics use logical lines. Update
4288 * cpplib.c (SEEN_EOL): New.
4289 (skip_rest_of_line, check_eol): Use it.
4290 (end_directive): Increase line number when accepting the newline
4291 at the end of a directive.
4292 (run_directive): Simplify.
4293 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
4294 (_cpp_do_file_change): Update to take buffer line number as an
4295 argument, and store the current map in the cpp_reader. Remove
4296 line number kludges.
4297 (_cpp_do__Pragma): Restore output position after a _Pragma.
4298 (cpp_push_buffer): Don't set output line or lineno.
4299 (_cpp_pop_buffer): Transfer more info from a faked buffer.
4300 Remove line kludge. Set output_line.
4301 * cppmacro.c (builtin_macro): Update handling of __LINE__.
4302 (parse_arg): Use logical lines.
4303 (save_lookahead_token): Save EOFs too now.
4304 * cppmain.c (struct printer): Fix comments.
4305 (printer_init): Simplify, let caller do errors.
4306 (scan_translation_unit, check_multiline_token, dump_macro): Update.
4307 (maybe_print_line): Simplify.
4308 (print_line): Don't print a linemarker if -P.
4309 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
4310 (cb_file_change): Simplify.
4311 * line-map.h (LAST_SOURCE_LINE): Fix.
4312 (CURRENT_LINE_MAP): New.
4314 2001-08-05 Bernd Schmidt <bernds@redhat.com>
4316 * doloop.c (doloop_modify_runtime): Properly compute number of
4317 iterations if loop was unrolled.
4319 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
4320 if their CSELIB_VAL_PTRs are.
4322 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
4323 (setup_spill_pointers): Initialize it.
4324 (spill_restore_mem): Set it.
4325 (do_spill, do_restore): Use it to add REG_INC note.
4326 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
4328 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
4329 asms if other insns are available.
4331 * config/ia64/ia64.c (condop_operator): New predicate.
4332 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
4333 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
4336 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
4337 temporary register than directly using a MEM.
4339 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4341 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
4342 parameter in last change.
4344 2001-08-04 Zack Weinberg <zackw@panix.com>
4346 * sparc.md: Don't use #if inside C test expression.
4348 2001-08-04 Richard Henderson <rth@redhat.com>
4350 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
4352 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
4354 * cpphash.h (struct cpp_reader): New member directive_line.
4355 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
4356 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
4357 do_pragma): Pass line to callbacks.
4358 (start_directive): Record line of directive.
4359 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
4360 cb_include): Similarly.
4361 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
4364 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4366 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
4369 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4371 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
4373 * reload1.c (fixup_abnormal_edges): New static function.
4376 * flow.c (need_fake_edge_p): New function.
4377 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
4378 avoid call insn to be very last insn in the insn stream.
4380 * profile.c (branch_prob): Call flow_call_edges_add instead of
4381 doing that by hand; cleanup cfg to re-merge basic blocks once
4384 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4386 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
4387 are also on line-map.h.
4388 * cppfiles.c (stack_include_file): Update.
4389 * cpphash.h (struct cpp_buffer): New member return_at_eof.
4390 (_cpp_pop_buffer): New.
4391 * cppinit.c (cpp_destroy, cpp_finish): Update.
4392 (do_includes): Mark each buffer to return at EOF.
4393 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
4394 return as requested.
4395 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
4396 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
4397 * cpplib.h (cpp_pop_buffer): Remove.
4398 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
4399 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
4401 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
4403 (do_preprocessing): Update.
4404 * fix-header.c (read_scan_file): Update. No need to pop buffers.
4405 * c-parse.in (_yylex): Similarly.
4406 * scan-decls.c (scan_decls): Similarly.
4407 * line-map.h: Update comments.
4409 * objc/Make-lang.in (objc-act.o): Update dependencies.
4411 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4413 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
4414 and soft register for operand 0.
4415 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
4417 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4419 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
4420 register for operand 0.
4421 ("bitcmpqi_z_used"): Allow memory for operand 0.
4422 (split "bitcmpqi"): New split to handle address reg as operand 1.
4424 2001-08-04 Andreas Jaeger <aj@suse.de>
4426 * gcse.c: Revert Daniel's last patch.
4428 2001-08-03 Zack Weinberg <zackw@stanford.edu>
4430 * sparc-protos.h: Add prototypes for fp_zero_operand and
4432 * sh-protos.h: Add prototype for fpul_operand.
4434 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4436 * doc/extend.texi (Other Builtins): Fix typo in last change.
4438 2001-08-03 Richard Henderson <rth@redhat.com>
4440 * target.h (gcc_target): Add asm_out.named_section,
4441 section_type_flags, have_named_sections.
4442 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
4443 (TARGET_HAVE_NAMED_SECTIONS): New.
4444 (TARGET_SECTION_TYPE_FLAGS): New.
4446 * Makefile.in (toplev.o): Depend on TARGET_H.
4447 (varasm.o, dbxout.o): Likewise.
4448 * c-common.c (decl_attributes): Check targetm.have_named_sections
4449 instead of ifdef ASM_OUTPUT_SECTION_NAME.
4450 * dbxout.c (dbxout_function_decl): Likewise.
4451 (dbxout_function_end): Likewise.
4452 * toplev.c (compile_file): Likewise.
4453 * varasm.c (exception_section): Likewise.
4454 * cp/decl2.c (finish_objects): Likewise.
4456 * defaults.h (EH_FRAME_SECTION): Remove.
4457 (EH_FRAME_SECTION_ASM_OP): Remove.
4458 (EH_FRAME_SECTION_NAME): New.
4459 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
4460 (UNIQUE_SECTION_P): Remove.
4461 * dwarf2out.c (SECTION_FORMAT): Remove.
4462 (ASM_OUTPUT_SECTION): Remove.
4463 (output_call_frame_info): Use named_section_flags.
4464 (output_comp_unit, dwarf2out_start_source_file): Likewise.
4465 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
4466 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
4467 * varasm.c (in_eh_frame, eh_frame_section): Remove.
4468 (named_section_flags): New.
4469 (named_section): Use it and targetm.section_type_flags.
4470 (resolve_unique_section): New.
4471 (assemble_start_function): Use it.
4472 (asm_emit_uninitialised, assemble_variable): Likewise.
4473 (default_section_type_flags): New.
4474 (default_no_named_section, default_elf_asm_named_section): New.
4475 (default_coff_asm_named_section, default_pe_asm_named_section): New.
4476 * output.h: Update varasm.c decls.
4477 (SECTION_*): New flags.
4479 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
4480 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
4482 * config/elfos.h (UNIQUE_SECTION_P): Remove.
4483 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
4484 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
4485 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
4486 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
4487 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
4488 * config/mips/elf.h, config/mips/elf64.h: Likewise.
4489 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
4490 * config/pa/pa64-hpux.h,
4492 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
4493 (TARGET_ASM_NAMED_SECTION): New.
4494 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
4495 * config/alpha/vms.h, config/arm/coff.h: Likewise.
4496 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
4497 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
4498 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
4499 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
4500 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
4501 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
4502 * config/i386/sco5.h, config/i386/win32.h: Likewise.
4503 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
4504 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
4505 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
4506 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
4507 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
4508 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
4509 * config/sparc/sysv4.h: Likewise.
4511 * config/nextstep.h: Error until named sections implemented.
4513 * config/a29k/a29k.c (a29k_asm_named_section): New.
4514 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
4515 (vms_section_type_flags, vms_asm_named_section): New.
4516 * config/arm/arm.c (arm_elf_asm_named_section): New.
4517 * config/avr/avr.c (asm_output_section_name): Remove.
4518 * config/avr/avr-protos.h: Update.
4519 * config/c4x/c4x.c (c4x_asm_named_section): New.
4520 * config/h8300/h8300.c (h8300_asm_named_section): New.
4521 * config/i386/i386.c (sco_asm_named_section): New.
4522 * config/i386/winnt.c (SECTION_PE_SHARED): New.
4523 (i386_pe_section_type_flags): New.
4524 (i386_pe_asm_named_section): New.
4525 * config/i386/i386-protos.h: Update.
4526 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
4527 * config/mcore/mcore.c (mcore_asm_named_section): New.
4528 * config/mips/mips.c (iris6_asm_named_section): New.
4529 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
4530 instead of UNIQUE_SECTION_P.
4531 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
4532 (xcoff_asm_named_section): New.
4533 * config/sh/sh.c (sh_asm_named_section): New.
4534 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
4536 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
4537 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
4538 (EH_FRAME_SECTION_NAME): New.
4539 (EXCEPTION_SECTION): New.
4540 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
4541 (DEBUG_*_SECTION): Remove.
4542 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
4543 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
4544 (EH_FRAME_SECTION_ASM_OP): Remove.
4546 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
4547 (ASM_OUTPUT_SECTION_NAME): Remove.
4548 (TARGET_ASM_NAMED_SECTION): New.
4549 (TARGET_HAVE_NAMED_SECTIONS): New.
4550 (TARGET_SECTION_TYPE_FLAGS): New.
4551 (EH_FRAME_SECTION_ASM_OP): Remove.
4552 (EH_FRAME_SECTION_NAME): New.
4554 2001-08-03 Zack Weinberg <zackw@stanford.edu>
4556 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
4557 for complex expressions when cfun == 0.
4558 * doc/extend.texi: Document that __builtin_constant_p can be
4559 used in data initializers as well as functions.
4561 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
4563 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
4564 variable I locally, instead of expecting a declaration in the
4567 2001-08-03 Richard Henderson <rth@redhat.com>
4569 * except.c (collect_one_action_chain): Add an explicit cleanup
4570 action if regions surrounding a catch were encoded entirely
4571 within the call-site entry.
4573 2001-08-03 Richard Henderson <rth@redhat.com>
4575 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
4576 don't take REGNO of a non-register.
4578 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
4580 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
4581 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
4582 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
4583 (__gthread_mutex_init_function): New function for mutex initialization.
4585 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4587 * Makefile.in: Revert screwed up commit.
4589 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4591 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
4592 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
4593 merged by linker script to get a final _exit().
4594 (__do_global_dtors): New for destructor handling in specific exit
4596 (__do_global_ctors): New for constructors in specific install section.
4597 (__map_data_section): Map data sections before running constructors.
4598 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
4599 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
4600 (DTORS_SECTION_ASM_OP): Likewise.
4601 (CTORS_SECTION_FUNCTION): Define to force a reference to
4603 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
4605 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4607 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
4609 * Makefile.in: Add df.h to gcse.c dependencies.
4611 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
4613 * varasm.c (output_constant_def_contents): Use for the length of a
4614 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
4615 depending on which is larger.
4617 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4619 * gcse.c: Include df.h for use as a dataflow analyzer.
4621 Declaration of reg_set_info: gone.
4622 New df_analyzer variable used by store motion.
4623 (reg_set_info): Deleted.
4624 (mark_mem_regs): New function, analyze regs used by a mem.
4625 (store_ops_ok): Use dataflow analyzer results to determine if
4626 necessary regs are changed in the block.
4627 (find_moveable_store): Remove check for symbol ref, we can handle
4628 much more complex expressions now.
4629 (compute_store_table): Remove most of the code, it's unnecessary
4630 now that the dataflow analyzer records the info for us.
4631 (store_killed_after): Add parameter to say whether to do the
4632 store_ops_okay test, used to speed up testing when we already know
4633 the answer, and just want to know if the store itself was killed.
4634 (build_store_vector): Largely rewritten to calculate the various
4635 vectors properly, and somewhat optimized.
4636 (store_motion): Init the df_analyzer, get REG_DEF chains.
4637 Also handle trapping expressions (since mems almost always trap)
4638 (simple_mem): Redefine what a simple mem is.
4640 2001-08-03 DJ Delorie <dj@redhat.com>
4642 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
4643 set from a constant part of the condition.
4645 2001-08-01 Andrew Cagney <ac131313@redhat.com>
4647 * mkdeps.c (deps_add_default_target): Make local variable
4648 ``start'' a const char pointer.
4649 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
4651 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4653 * doc/install.texi (Configuration): Fix markup.
4654 (Specific, i?86-*-udk): Likewise.
4655 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
4657 Document --enable-threads and --enable-libgcj status.
4658 (Specific, mips-sgi-irix*): Canonicalize triples.
4659 (Specific, mips-sgi-irix5): Warn about problems with this config.
4660 Mention required GNU as patch.
4661 Native assembler problems are fixed.
4662 (Specific, mips-sgi-irix6): Update O32 ABI support status.
4663 Document --enable-threads and --enable-libgcj status.
4665 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4667 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
4670 2001-08-03 Richard Henderson <rth@redhat.com>
4672 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
4675 2001-08-03 Richard Henderson <rth@redhat.com>
4677 * rtlanal.c (find_first_parameter_load): Stop if we
4678 reach a CODE_LABEL at BOUNDARY.
4680 2001-08-03 Richard Henderson <rth@redhat.com>
4682 * config/alpha/alpha.md (force_movdi): New insn.
4683 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
4684 Tweek FRP marking of VMS prologue insns.
4685 * config/alpha/vms.h (EPILOGUE_USES): New.
4687 2001-08-02 Richard Henderson <rth@redhat.com>
4689 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
4691 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
4693 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
4694 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
4695 config/convex/convex.h, config/d30v/d30v.c,
4696 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
4697 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
4698 config/mips/mips.h, config/mn10200/mn10200.h,
4699 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
4700 config/v850/v850.h, config/vax/openbsd.h,
4701 config/vax/openbsd1.h, config/vax/ultrix.h,
4702 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
4703 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
4704 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
4705 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
4706 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
4707 in comments and documentation.
4709 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4713 * Makefile.in (line-map.o): New.
4714 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
4715 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
4716 * cpperror.c (print_containing_files): Similarly.
4717 (print_location): Update. Don't output a space before _Pragma.
4718 * cppfiles.c (stack_include_file): Set to line 1 immediately.
4719 (stack_include_filee, cpp_make_system_header): Update.
4720 (_cpp_execute_include): Get logical line number right for calling
4721 as-yet-unterminated #include.
4722 * cpphash.h (struct cpp_reader): Add line_maps.
4723 (_cpp_do_file_change): Update.
4724 * cppinit.c (cpp_create_reader): Initialize line maps.
4725 (cpp_destroy): Destroy line maps.
4726 (cpp_start_read): Get logical line number right.
4727 * cpplex.c (parse_string): Only warn once for multi-line strings.
4728 Use boolean variable for null warning.
4729 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
4731 (do_include_common): End the directive early.
4732 (do_line): Don't warn about out-of-range lines in preprocessed
4733 source. Update. Remove unused variables.
4734 (_cpp_do_file_change): Update for new line mapping.
4735 (pragma_cb): New typedef.
4736 (cpp_register_pragma): Stop looking ahead before calling the
4738 (do_pragma_system_header): End directive early.
4739 (cpp_get_line_maps): New.
4740 (cpp_pop_buffer): Fudge logical line. Update.
4741 * cpplib.h: Include line-map.h
4742 (enum cpp_fc_reason): Remove.
4743 (struct cpp_file_change): Update.
4744 (cpp_get_line_maps): New.
4745 * cppmain.c (struct_printer): New member map.
4746 (cb_file_change): Update for new mappings.
4747 * fix-header.c (cb_file_change): Similarly.
4749 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4751 * Makefile.in (libgcc.mk): Define mkinstalldirs.
4752 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
4754 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
4756 * config/vax/vax.c: include expr.h.
4758 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4760 * Makefile.in ($(srcdir)/configure): Only rebuild in
4762 ($(srcdir)/config.in): Only define in maintainer mode.
4763 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
4765 2001-08-02 David Edelsohn <edelsohn@gnu.org>
4767 * doc/install.texi (Install GCC: Binaries): Update Bull info.
4769 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4771 * gcc.c (set_collect_gcc_options): New function, split out from
4773 Ignore elided switches.
4774 (do_spec_1): Invoke before executing command.
4775 (set_input): Export.
4776 Move declaration ...
4777 * gcc.h (set_input): ... here.
4778 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
4781 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
4784 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
4786 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
4788 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
4790 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
4791 for the unnamed instructions it expands to.
4793 2001-08-02 Richard Henderson <rth@redhat.com>
4795 * regclass.c (call_really_used_regs): Conditionally define.
4796 (init_reg_sets_1): Don't use it if not defined.
4797 (fix_register): Similarly, don't set it.
4799 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4801 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
4802 Correct comment that had been missed in the previous change.
4804 2001-08-01 Stan Shebs <shebs@apple.com>
4806 * config/darwin.c (machopic_stub_name): Try matching by name.
4807 (update_stubs): New function.
4808 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
4811 2001-08-01 Richard Henderson <rth@redhat.com>
4813 * except.c (output_function_exception_table): Use assemble_align.
4814 * varasm.c (assemble_eh_label): Remove.
4815 (assemble_eh_align, assemble_eh_integer): Remove.
4817 2001-08-01 Robert Lipe <robertl@caldera.com>
4819 * dwarfout.c: Remove reference to README.DWARF.
4821 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
4823 * regclass.c (call_really_used_regs): New array for registers which
4824 are actually used by a call.
4825 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
4827 (fix_register): Set call_really_used too.
4828 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
4829 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
4831 2001-08-01 Richard Henderson <rth@redhat.com>
4833 * read-rtl.c (read_name): Consider \r whitespace.
4835 2001-07-11 Andrew Cagney <ac131313@redhat.com>
4837 * config.gcc: Recognize powerpc-*-netbsd*.
4839 * doc/install.texi (Host/target specific installation notes for
4840 GCC): Mention powerpc-*-netbsd*.
4842 * config/rs6000/netbsd.h: New file.
4843 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
4844 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
4845 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
4846 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
4847 (TARGET_VERSION): Redefine.
4849 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
4850 mcall-netbsd as a match for mcall-sysv.
4851 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
4852 (ncrti.S, ncrtn.S): New targets.
4853 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
4855 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
4856 "netbsd' as a V4 ABI.
4857 (ASM_SPEC): Check for -mcall-netbsd.
4858 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
4859 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
4860 (LIB_SPEC, ENDFILE_SPEC): Ditto.
4861 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
4862 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
4863 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
4864 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
4866 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
4867 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
4869 2001-08-01 Mark Kettenis <kettenis@gnu.org>
4871 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
4872 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
4873 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
4874 including "unwind-pe.h".
4876 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
4878 * rs6000.md (define_splits): Kill unused constraints.
4880 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
4881 Jan Hubicka <jh@suse.cz>
4883 * function.c (thread_prologue_and_epilogue_insns): Kill code
4884 dealing with non-existent CFG.
4886 2001-08-01 Kazu Hirata <kazu@hxi.com>
4888 * alias.c: Fix comment formatting.
4889 * bitmap.c: Likewise.
4890 * builtins.c: Likewise.
4891 * calls.c: Likewise.
4892 * c-common.c: Likewise.
4893 * c-decl.c: Likewise.
4894 * c-dump.c: Likewise.
4895 * c-lex.c: Likewise.
4896 * collect2.c: Likewise.
4897 * combine.c: Likewise.
4898 * conflict.c: Likewise.
4899 * cppfiles.c: Likewise.
4900 * cppinit.c: Likewise.
4901 * cpplex.c: Likewise.
4902 * cpplib.c: Likewise.
4903 * cppmacro.c: Likewise.
4904 * cppspec.c: Likewise.
4905 * c-pragma.c: Likewise.
4906 * crtstuff.c: Likewise.
4908 * cselib.c: Likewise.
4909 * c-semantics.c: Likewise.
4910 * c-typeck.c: Likewise.
4912 2001-08-01 H.J. Lu <hjl@gnu.org>
4914 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
4916 2001-08-01 H.J. Lu <hjl@gnu.org>
4918 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
4920 2001-08-01 Ziemowit Laski <zlaski@apple.com>
4922 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
4923 contextualizing Objective-C class name lookup by the lexer.
4924 (typespec_reserved_nonattr): Disable ObjC class name lookup after
4926 (protocoldef): Add support for forward @protocol declarations.
4927 (yylexname): Suppress ObjC class name lookup in certain contexts;
4928 re-enable after lookup is complete.
4929 (_yylex): Re-enable ObjC class name lookup when certain
4930 punctuation marks are seen.
4932 * objc/objc-act.c (check_protocol_recursively): New function used
4933 for finding circular dependencies in protocols.
4934 (objc_declare_protocols): New function for handling forward
4935 @protocol declarations.
4936 (receiver_is_class_object): Detect the case when 'self' is used
4937 inside of a class method.
4938 (build_message_expr): Issue a warning if class method is desired
4939 but instance method is found instead.
4940 (conforms_to_protocol): Streamline.
4941 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
4942 protocol Foo, even if 'Bar foo' does not.
4943 (check_protocols): Streamline.
4944 (start_protocol): Add checks for circular and duplicate protocol
4946 (encode_aggregate_within): For typedefs of structs, encode the
4948 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
4949 (objc_declare_protocols): New prototype.
4951 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4953 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
4954 * cpplex.c (handle_newline): Update prototype. Maintain logical
4956 (skip_escaped_newlines, skip_block_comment, parse_string):
4958 (_cpp_lex_token): Update, and store token position within the token.
4959 * cpplib.h (struct cpp_token): Add line and column entries.
4960 * cppmacro.c (replace_args): Position stringified tokens correctly.
4962 2001-08-01 Andreas Jaeger <aj@suse.de>
4964 * basic-block.h: Add prototype for last_loop_beg_note.
4966 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
4968 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
4969 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
4971 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
4972 while handling WITH_CLEANUP_EXPR node. Use second operand calling
4973 expand_decl_cleanup.
4974 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
4976 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
4977 operand while calling simple_cst_equal.
4978 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
4979 operand is the cleanup expression, the third is the RTL_EXPR.
4980 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
4982 2001-07-31 Jeff Sturm <jsturm@one-point.com>
4984 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
4986 2001-07-31 matthew green <mrg@eterna.com.au>
4988 * config.gcc (i386-*-netbsdelf): New description.
4989 * config/i386/netbsd-elf.h: New file.
4991 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
4993 * loop.c (check_dbra_loop): Use single_set to compute
4996 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
4998 PowerPC reorg and support for powerpc64-*-linux*.
5000 Also fixes emitting of constants on 32 bit and 64 bit
5003 * config.gcc: powerpc64-*-linux* is a new target.
5004 Things that needed aix.h now also include xcoff.h
5006 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
5008 Move AIX specific stuff into aix.h.
5009 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
5010 with more than just XCOFF now.
5011 (SET_ASM_OP): Remove, now defined where needed.
5012 (FUNCTION_PROLOGUE): New macro definition.
5013 (FUNCTION_EPILOGUE): New macro definition.
5014 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
5016 * config/rs6000/xcoff.h: New file.
5018 * config/rs6000/linux64.h: New file.
5020 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
5022 2001-07-31 Alan Modra <amodra@bigpond.net.au>
5024 * rs6000.c (print_operand_address): Handle ELF syntax.
5025 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
5026 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
5027 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
5029 2001-07-31 David Edelsohn <edelsohn@gnu.org>
5031 * rs6000.c (rs6000_override_options): Only disable
5032 flag_function_sections for XCOFF.
5033 (exact_log2_cint_operand): New predicate.
5034 (reg_or_{add,sub}_cint64_operand): New predicates.
5035 (add_operand): Compare CONST_INT with fewer function calls.
5036 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
5037 (print_operand, case 'p'): Ensure positive operand.
5038 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
5039 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
5040 (PREDICATE_CODES): Add new predicates.
5041 * rs6000.md (addsi3): Split 32-bit constants more correctly.
5042 (divsi3, modsi3): Ensure positive power-of-2.
5043 (adddi3): Use new predicate. Split 32-bit constants more
5044 correctly. Re-arrange splitter to handle any constant.
5045 (subdi3): Use new predicate.
5046 (divdi3, moddi3): Ensure positive power-of-2.
5047 (movdi): Use rs6000_emit_set_const.
5048 (load_toc_v4_pic_di): Delete.
5050 2001-07-31 Graham Stott <grahams@redhat.com>
5052 * function.c (pad_below): Revert 2001-07-26 patch.
5054 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
5056 * reg-stack (convert_regs_1): Fix best edge condition.
5058 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5060 * jump.c (duplicate_loop_exit_test): Better test for jumps
5061 entering the loop; create loop pre_header.
5063 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
5065 * doc/install.texi: Add s390 and s390x as new targets.
5066 * doc/invoke.texi: Add documantation of S/390 and zSeries
5068 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
5070 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
5072 * config/m68k/m68k.md: Replace all general_operand with
5073 nonimmediate_operand for all destinations.
5074 * config/m68k/m68k.c (not_sp_operand): Likewise.
5076 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
5078 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
5080 2001-07-30 Richard Henderson <rth@redhat.com>
5082 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
5083 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
5085 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
5087 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
5088 Add missing doc strings
5089 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
5090 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
5092 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
5094 * i386.c (ix86_output_main_function_alignment_hack): New function.
5095 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
5097 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
5098 edges by EDGE_DFS_BACK flag.
5099 (dump_edge_info): Add dfs_back flag.
5100 * basic-block.h (EDGE_DFS_BACK): New constant.
5101 (mark_dfs_back_edges): Declare.
5102 * alias.c (loop_p): Remove.
5103 (mark_constant_function): Use mark_dfs_back_edges.
5105 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
5106 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
5107 (compensate_edge): Break out from ...
5108 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
5109 (convert_regs_2): Set block_done once block is really done;
5110 Do updating of the predecesors counts.
5112 * toplev.c (rest_of_compilation): Recompute block_for_insn
5113 before post-reload cfg_cleanup.
5114 * function.c (thread_prologue_epilogue_insns):
5115 Call set_block_for_new_insns when emitting prologue directly.
5117 2001-07-30 Andreas Jaeger <aj@suse.de>
5119 * jump.c: Add prototype for mark_modified_reg.
5121 * cse.c (set_live_p): Add unused attribute.
5123 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
5125 (scan_for_source_files): Use long for count to avoid overflow.
5126 (output_data): Likewise.
5127 (output_data): Don't use string concatatenation to silence gcc
5130 * predict.c: Fix typos and grammar.
5132 * gcse.c (insert_insn_end_bb): Remove unused variables.
5134 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
5136 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
5137 (attempt_auto_inc): LIkewise.
5138 (mark_used_reg): Likewise.
5139 (try_pre_increment_1): Likewise.
5140 * regclass.c (regclass): Likewise.
5141 * global.c (allocno_compare): Update comment; change scaling factor.
5142 * local-alloc.c (QTY_CMP_PRI): Likewise.
5143 * regs.h (REG_FREQ_FROM_BB): New.
5144 (REG_FREQ_MAX): Likewise.
5146 2001-07-30 H.J. Lu <hjl@gnu.org>
5148 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
5151 2001-07-30 H.J. Lu (hjl@gnu.org)
5153 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
5154 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
5155 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
5157 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
5159 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
5160 as -mthumb-interwork when -mcpu=arm7 is specified.
5162 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5164 * predict.def (noreturn, loop branch, loop exit): Mark as first
5167 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
5169 * combine.c (try_combine): Avoid barrier after noop jumps.
5171 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5173 * cpphash.h (struct cpp_reader): Remove import_warning.
5174 * cpplib.c (skip_rest_of_line): Don't bother turning off
5176 (parse_include): Move include handling to...
5177 (do_include_common): ... here. Move import warning from...
5178 (do_import): ... here.
5179 (do_pragma_poison): Don't do a callback for poison identifiers.
5180 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
5181 * cppmain.c (setup_callbacks): Similarly.
5183 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
5185 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
5186 handle multiple sets.
5187 * except.c (sjlj_mark_call_sites): .... here.
5188 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
5190 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
5192 Suggested by Richard Henderson and Richard Kenner:
5193 * combine.c (recog_for_combine): Use the fake recog
5194 only if instruction does not match.
5195 * rtl.h (NOOP_MOVE_INSN_CODE): New.
5196 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
5198 * combine.c (try_combine): Discover noop jump as direct jump.
5200 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
5202 * df.c (df_rd_global_compute): Add successors to worklist, not
5204 (df_ru_global_compute): Ditto.
5206 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
5208 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
5209 increment REG_N_SETS.
5211 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
5213 * sbitmap.h: New prototype for sbitmap_a_xor_b.
5215 * sbitmap.c (sbitmap_a_xor_b): New function.
5216 ifdef the basic block stuff on IN_GCC.
5218 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5220 * cppexp.c (parse_defined): Always record the macro name.
5221 (lex): Don't worry about identifiers, or special-case
5223 (_cpp_parse_expr): Figure out at the end of the routine
5224 whether we saw a valid !defined() expression.
5225 * cppfiles.c (stack_include_file): Update for mi_valid.
5226 (_cpp_pop_file_buffer): Similarly.
5227 * cpplex.c (_cpp_lex_token): Similarly.
5228 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
5229 mi_if_not_defined, mi_lexed): Remove.
5231 * cpplib.c (do_if): Simplify.
5232 (do_endif, push_conditional, _cpp_handle_directive): Update
5233 for renaming of mi_state to mi_valid.
5235 * cpp.texi: Add index entries for digraphs, and add comment
5236 that C++ refers to them as alternative tokens.
5238 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
5240 * basic-block.h (CLEANUP_PRE_LOOP): New.
5241 * except.c (finish_eh_generation): Update call of cleanup_cfg.
5242 * sibcall.c (optimize_sibling_calls): Likewise.
5243 * toplev.c (rest_of_compilation): Likewise.
5244 * flow.c (try_forward_edges): Take argument MODE;
5245 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
5246 (try_optimize_cfg): Update call of try_forward_edges.
5248 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
5249 Jan Hubicka <jh@suse.cz>
5251 * (validate_replace_rtx_1): Fix simplification of MINUS.
5253 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
5255 PR preprocessor/3669
5256 * cppinit.c (init_dependency_output): Turn off dump requests
5257 if sending dependencies to stdout.
5259 2001-07-28 Richard Henderson <rth@redhat.com>
5261 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
5264 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
5266 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
5268 2001-07-28 Kazu Hirata <kazu@hxi.com>
5270 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
5271 is VAR_DECL first to prevent an ICE.
5273 2001-07-28 Richard Henderson <rth@redhat.com>
5275 * varasm.c (immed_real_const_1): Don't elide special cases for
5277 (clear_const_double_mem): Clear const_tiny_rtx too.
5279 2001-07-28 Richard Henderson <rth@redhat.com>
5281 * dwarf2out.c (dw_val_class_offset): New.
5282 (struct dw_ranges_struct, dw_ranges_ref): New.
5283 (ranges_table, ranges_table_allocated): New.
5284 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
5285 (add_AT_offset, add_ranges, output_ranges): New.
5286 (print_die, output_die): Handle dw_val_class_offset.
5287 (attr_checksum, size_of_die, value_format): Likewise.
5288 (gen_lexical_block_die): Handle non-contiguous blocks.
5289 (gen_block_die): Likewise.
5290 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
5291 if needed. Dump the ranges table.
5292 * final.c (final_start_function): Remove unnecessary notes and
5293 rebuild the block tree before numbering the blocks.
5294 * function.c (reorder_blocks_0): Walk the existing block tree
5295 to unmark all blocks.
5296 (reorder_blocks_1): Create block fragments when duplicate block
5298 (reorder_fix_fragments): New.
5299 (reorder_blocks): Call it.
5300 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
5302 2001-07-28 Richard Henderson <rth@redhat.com>
5304 * emit-rtl.c (adjust_address): Make a copy of the memory address.
5306 2001-07-28 Richard Henderson <rth@redhat.com>
5308 * flow.c (add_to_mem_set_list): New function.
5309 (init_propagate_block_info): Use it.
5310 (mark_set_1): Likewise.
5311 (insn_dead_p): Canonicalize memory address for dead store
5312 comparison. Allow wider mode stores to kill narrower mode stores.
5313 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
5314 (invalidate_mems_from_set): Don't handle MEMs.
5316 2001-07-28 Kazu Hirata <kazu@hxi.com>
5318 * config/h8300/h8300.h: Fix formatting.
5320 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5322 * basic-block.h (EDGE_FREQUENCY): New macro.
5323 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
5325 * flow.c (find_sub_basic_blocks): Likewise.
5326 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
5327 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
5329 * predict.c (DEF_PREDICTOR): New argument FLAGS.
5330 (HITRATE): New macro.
5331 (PRED_FLAG_FIRST_MATCH): New constant.
5332 (predictor_info): New field flgags.
5333 (combine_predictions_for_insn): Use DS theory to combine
5334 probabilities; set the edge probabilities when finished.
5335 (estimate_probability): Avoid duplicated matches
5336 of LOOP_BRANCH heuristics for nested loops; update comment.
5337 * predict.def: Add flags for each prediction, set probabilities
5338 according to B&L paper.
5339 * predict.h (DEF_PREDICTOR): New argument FLAGS.
5341 * profile.c (compute_branch_probabilities): Cleanup way the edge
5342 probabilities are computed and REG_BR_PROB notes are dropped; if
5343 values does not match, emit error.
5344 (init_branch_prob): Do error instead of warning when profile driven
5345 feedback is missing or corrupt.
5347 2001-07-27 DJ Delorie <dj@redhat.com>
5349 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
5350 against a constant, try to adjust the compare to have the desired
5351 constant in it so that min/max optimizations happen more often.
5353 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5355 * flow.c (last_loop_beg_note): New function.
5356 (redirect_edge_and_branch): Use it.
5357 (split_edge): Likewise.
5359 * alias.c (loop_p): Avoid uninitialized memory access.
5361 * flow.c (try_forward_edges): Avoid accessing freed memory.
5363 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
5366 2001-07-26 Andrew Haley <aph@redhat.com>
5367 Joern Rennecke <amylaar@redhat.com>
5369 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
5370 (SUBTARGET_CPP_ENDIAN_SPEC): New.
5371 (SUBTARGET_CPP_SPEC): New.
5373 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
5374 (SUBTARGET_CPP_PTR_SPEC): New.
5375 (CPP_DEFAULT_CPU_SPEC): New.
5376 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
5377 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
5378 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
5379 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
5380 (SUBTARGET_CPP_SPEC): Define as an empty string.
5382 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5384 * doc/install.texi (Configuration): Properly link the host
5385 specific instructions also when generating HTML.
5387 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
5389 * flow.c (redirect_edge_and_branch_force): Test
5390 target->global_live_at_start.
5392 2001-07-26 Richard Henderson <rth@redhat.com>
5394 * simplify-rtx.c (avoid_constant_pool_reference): Export.
5395 * rtl.h (avoid_constant_pool_reference): Declare it.
5396 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
5397 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
5399 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5401 * rtl.h (cleanup_barriers): Declare.
5402 * jump.c (cleanup_barriers): New function.
5403 * toplev.c (rest_of_compilation): Call cleanup_barriers
5404 before loop optimizer and after bb_reorder.
5406 * flow.c (back_edge_of_syntactic_loop_p): New.
5407 (split_edge): Use it.
5409 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5411 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
5413 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
5415 * cse.c (cse_process_notes): Replace any registers if the address
5418 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
5420 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
5421 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
5422 (propagate_block): Update prototype.
5423 * flow.c (update_life_info): Simplify the CFG and
5424 recalculate the global regs which are alive when
5425 removing dead code during a global update.
5426 (propagate_block): Return non-zero if an INSN is
5429 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5431 * Makefile.in (LIBICONV): Define.
5433 2001-07-26 Catherine Moore <clm@redhat.com>
5435 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
5436 of conditional to avoid tree checking errors.
5438 2001-07-26 Kazu Hirata <kazu@hxi.com>
5440 * regmove.c (regmove_optimize): Don't replace a reg with
5441 another reg of a different mode.
5443 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
5445 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
5446 limit length of dependancy flush list.
5447 * params.h (MAX_PENDING_LIST_LENGTH): Define.
5448 * sched-int.h (struct deps): Add pending_flush_length field.
5449 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
5450 has 1 element in it.
5451 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
5452 (sched_analyze): After a jump, if the pending memory flush list is too
5453 large, flush the pending lists.
5454 (init_deps): Initialize pending_flush_length to 0.
5455 * doc/invoke.texi (max_pending_list_length): Document parameter.
5457 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
5459 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
5460 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
5461 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
5463 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5465 * cpphash.h (struct_lexer_state): Delete was_skipping.
5466 Move skipping here from struct cpp_reader.
5467 * cpplex.c (parse_identifier): Update.
5468 (_cpp_lex_token): Don't skip tokens in a directive.
5469 * cpplib.c (struct if_stack): Update.
5470 (start_directive, end_directive): Don't change skipping state.
5471 (_cpp_handle_directive): Update.
5472 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
5473 (do_else, do_endif): Update; only check for excess tokens if not
5474 in a skipped conditional block.
5475 (push_conditional): Update for new struct if_stack.
5477 2001-07-26 Graham Stott <grahams@redhat.com>
5479 * function.c (locate_and_pad_parm): Also pad initial offset
5480 so that the total argument size also includes the padding.
5482 2001-07-26 Graham Stott <grahams@redhat.com>
5484 * gensupport.c (alter_output_for_insn): Correct enable checking failure
5485 change XSTR to XTMPL.
5487 (process_one_cond_exec): Likewise
5489 2001-07-25 Richard Henderson <rth@redhat.com>
5491 * varasm.c (assemble_variable): Create DECL_RTL before setting
5494 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
5496 * predict.c (estimate_probability): Avoid duplicated predictions.
5498 * loop.c (find_and_verify_loops): Grok multiple barriers.
5500 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5502 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
5504 * dbxout.c: Consistently use putc instead of fputc.
5505 (print_wide_int): New function; call instead of direct fprintf.
5506 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
5507 (dbxout_type_fields, dbxout_type_method_1): Likewise.
5508 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
5509 (print_int_cst_octal): Likewise.
5510 (print_octal): Show we wrote characters.
5511 (dbxout_type): Set have_used_extensions in more places.
5513 2001-07-25 Catherine Moore <clm@redhat.com>
5515 * config/v850/v850.c (v850_va_arg): Use addr
5516 instead of valist to build incr.
5518 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
5520 * flow.c (delete_dead_jumptables): New function.
5521 (life_analyzis): Call it.
5522 * bb-reorder.c (skip_insns_after_block): Handle contradictory
5525 2001-07-25 Richard Henderson <rth@redhat.com>
5527 * except.c (reachable_handlers): Handle a region being removed
5528 out from under a RESX.
5530 2001-07-25 Richard Henderson <rth@redhat.com>
5532 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
5533 swap GE/GT if it is an fp comparison.
5535 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
5537 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
5540 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
5542 * ssa.c (rename_insn_1): Do not wrap an assignment to a
5543 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
5546 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
5548 (visit_expression): When attempting to simplify an expression,
5549 retrieve any modes for arguments before they are simplified
5552 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
5553 Janis Johnson <janis@us.ibm.com>
5555 * stmt.c (expand_goto): A nonlocal goto can be a call too.
5556 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
5557 pointer parameters to match documented usage of nonlocal_goto.
5558 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
5559 parameters to their correct order.
5560 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
5561 parameters to their correct order.
5563 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
5565 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
5567 2001-07-25 Jan Hubicka <jh@suse.cz>
5568 Richard Henderson <rth@redhat.com>
5570 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
5572 (make_edges): New argument update_p; populate the edge cache if set.
5573 (find_basic_blocks): Update make_edges invocation.
5575 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5577 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
5579 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5581 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
5582 -Acpu and -Amachine.h.
5583 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
5584 Corrected header to say ELF not a.out.
5585 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
5586 when given -msoft-float.
5588 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5590 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
5591 extra multilib parts like arm-elf.
5592 (i960-*-coff*, i960-*-rtems): Should not use collect2.
5593 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
5594 crtfini.o as extra multilib parts.
5596 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5598 * configure.in: Add rtems as a supported thread model.
5599 * gthr-rtems.h: Add missing entry point __gthread_active_p.
5600 * configure: Rebuilt.
5602 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
5604 * stor-layout.c (get_mode_alignment): make it work when
5605 BITS_PER_UNIT is not a power of two.
5606 * builtins.c (get_pointer_alignment): Likewise.
5608 2001-07-24 Richard Henderson <rth@redhat.com>
5610 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
5611 the retrieved constant into the expected mode.
5613 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5615 * flow.c (try_simplify_condjump): Avoid duplicated edges.
5616 (verify_flow_info): Check for duplicated edges; clarify
5619 * flow.c (block_label): Update basic_block_for_insn.
5620 (commit_edge_insertions): Call compute_bb_for_insn.
5622 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
5625 * flow.c (redirect_edge_and_branch,
5626 try_optimize_cfg): Use redirect_edge_succ_nodup
5627 (redirect_edge_succ_nodup): New.
5628 * basic_block.h (redirect_edge_succ_nodup): Declare.
5630 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
5633 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5635 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
5636 (try_crossjump_to_edge): Update commetns.
5637 (try_crossjump_bb): Likewise.
5639 2001-07-24 Richard Henderson <rth@redhat.com>
5641 * combine.c (distribute_notes): Move set of need_refresh
5642 for noop_move_p down to catch all cases.
5644 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
5646 * recog.c (split_all_insns_noflow): New.
5647 * rtl.h (split_all_insns_noflow): Declare.
5648 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
5649 * m68hc11.c (m68hc11_reorg): Likewise.
5650 * sh.c (machine_dependent_reorg): Likewise.
5651 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
5654 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
5656 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
5657 (ashlsi3_n splitter): Likewise.
5658 (lshrsi3_n splitter): Likewise.
5660 (GOTaddr2picreg): Make const SImode.
5661 (sym_label2reg): Likewise.
5662 (symGOT2reg): Likewise.
5663 (symGOTOFF2reg) Likewise.
5665 (casesi_worker_0): Make unspec SImode.
5667 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
5669 * config/sh/sh.c (barrier_align): Check that an operand really is
5670 an insn before extracting its INSN_CODE.
5672 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
5674 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
5677 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
5678 for SImode to prevent overflow.
5680 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5682 * config/mips/irix6-libc-compat.c: New file.
5683 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
5684 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
5687 2001-07-24 lars brinkhoff <lars@nocrew.org>
5689 * rtl.texi (REG_POINTER): Document.
5690 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
5691 QFmode, HFmode, TQFmode, QCmode, and HCmode.
5693 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
5695 * flow.c (delete_noop_moves): Do not confuse libcall regions.
5697 2001-07-23 Richard Henderson <rth@redhat.com>
5699 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
5701 2001-07-23 Kazu Hirata <kazu@hxi.com>
5703 * config/h8300/h8300-protos.h: Add a prototype for
5704 general_operand_dst_push.
5705 * config/h8300/h8300.c (general_operand_dst_push): New.
5706 * config/h8300/h8300.h (OK_FOR_T): New.
5707 (EXTRA_CONSTRAINT): Use it.
5708 * config/h8300/h8300.md (movqi_push): Remove and integrate into
5709 the existing movqi pattern.
5710 (movhi_push): Likewise.
5712 * reload.c: Fix comment typos.
5714 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
5716 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
5718 2001-07-23 H.J. Lu (hjl@gnu.org)
5720 * doc/extend.texi: Update __builtin_return_address and
5721 __builtin_frame_address.
5723 2001-07-23 Richard Henderson <rth@redhat.com>
5725 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
5727 * config/i386/i386.md: New setcc+movzbl peephole2.
5729 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5731 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
5732 * objc/objc-act.c: Include debug.h.
5733 (synth_module_prologue): Save and restore debug hooks too.
5735 2001-07-23 lars brinkhoff <lars@nocrew.org>
5737 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
5738 and C4X_FLOAT_FORMAT.
5739 (BOOL_TYPE_SIZE): Document.
5741 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
5743 * unroll.c (loop_iterations): Fix miscalculation of initial
5746 2001-07-13 Andrew Haley <aph@redhat.com>
5748 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
5749 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
5750 * config/sh/sh.c (sh_can_redirect_branch): New function.
5751 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
5752 * reorg.c (steal_delay_list_from_target): Use
5753 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
5755 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
5757 * flow.c (try_simplify_condjump): Unlink insn chain on
5758 fallthru edge; use can_fallthru.
5760 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
5762 * basic-block.h (find_sub_basic_block): Declare.
5763 * flow.c (make_edges): New arguments MIN and MAX;
5764 (find_sub_basic_blocks): Revamp to use make_edges
5765 and purge_dead_edges.
5766 (find_basic_blocks): Update call of find_sub_basic_block.
5768 * recog.c (split_all_insns): Always expect CFG to be consistent;
5769 call find_sub_basic_blocks in case something has changed.
5770 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
5773 * basic-block.h (delete_noop_moves): Declare.
5774 * combine.c (combine_instructions): Call it.
5775 (recog_for_combine): Tolerate noop moves
5776 (distribute_notes): Force refresh when register dies at noop move.
5777 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
5779 (life_analysis): Update delete_noop_moves call.
5780 (set_noop_p): Move too ...
5781 * rtlanal.c (noop_move_p): ... here.
5782 * rtl.h (noop_move_p): Declare.
5784 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
5785 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
5787 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
5788 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
5790 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
5792 * reload.c (push_reload): Fix typo in comment.
5793 (find_reloads_address): Ditto.
5794 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
5796 2001-07-22 Richard Henderson <rth@redhat.com>
5798 * flow.c: Grammar check and clarify a lot of comments.
5799 (try_simplify_condjump): Rename variables to be clearer.
5800 (try_forward_edges): Skip complex and fallthru edges.
5801 Rearrange tests to avoid duplicate checks.
5802 (flow_find_cross_jump): Likewise.
5803 (outgoing_edges_match): Allow match if neither branch has
5804 probability data. Loosen probability match to 5%.
5805 (try_crossjump_to_edge): Hoist repeated indirection into
5807 (try_crossjump_bb): Don't check complex edges. Eliminate
5808 redundant crossjump tests.
5809 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
5810 checks before more expensive checks.
5812 2001-07-22 Richard Henderson <rth@redhat.com>
5814 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
5815 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
5818 2001-07-22 Richard Henderson <rth@redhat.com>
5820 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
5821 (const_sint32_operand): Likewise.
5822 * m68k.md (anon mulsi pattern): Use const_int_operand not
5823 const_sint32_operand.
5824 (umulsi3_highpart): Zero extend a constant input.
5825 (smulsi3_highpart): Don't bother checking SImode constant.
5826 (const_umulsi3_highpart): Give op3 DImode.
5827 (const_smulsi3_highpart): Likewise.
5829 2001-07-22 Richard Henderson <rth@redhat.com>
5831 * flow.c (split_block): Make sure bb_note is included in the
5832 new block when splitting before a label.
5834 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
5836 * basic-block.h (redirect_edge_and_branch_force,
5837 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
5838 * flow.c (redirect_edge_and_branch_force,
5839 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
5840 (redirect_edge_and_branch_force): Fix copying of lifeness information.
5841 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
5842 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
5843 instead of label; update CFG after transformation.
5844 (find_if_case_1): Update call, use redirect_edge_and_branch_force
5845 for finishing the transformation; handle even case where ELSE
5846 does not follow THEN.
5847 (find_if_case_2): Update call of dead_or_predictable; simplify
5850 * emit-rtl.c (split_branch_probability): New global variable.
5851 (try_split): Take care to set split_branch_probability and
5852 create REG_BR_PROB note for new jump insns.
5853 * md.texi (define_split): Document new feature.
5855 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
5857 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
5859 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
5860 (asm_out_file): Remove redundant declaration.
5861 (assemble_asm): Remove old #if 0 block.
5862 (assemble_variable): Remove end of function; debug output is
5863 now handled with global_decl. Remove old #if 0 block. Update.
5864 Remove saved_in_section and associated no-op code.
5865 * Makefile.in (varasm.o): Correct dependencies.
5867 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
5869 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5870 the definition in defaults.h.
5872 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
5874 * jump.c: Update comments.
5875 (delete_barrier_successors, delete_unreferenced_labels,
5876 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
5877 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
5878 jump_optimize, jump_optimize_minimal): Kill.
5879 (rebuild_jump_labels): Move code from jump_optimize_1.
5880 (purge_line_number_notes): Likewise.
5881 (copy_loop_headers): Likewise.
5882 * reg-stack.c: Update comment.
5884 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
5885 JUMP_AFTER_REGSCAN): Kill.
5886 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
5887 purge_line_number_notes and copy_loop_headers.
5889 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
5890 Richard Henderson <rth@redhat.com>
5892 * dbxout.c (dbxout_global_decl): New.
5893 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
5894 * sdbout.c (sdbout_finish): New.
5895 (sdbout_debug_hooks): Use it, add comments.
5896 (sdbout_global_decl): Defer initialised public vars to
5898 * varasm.c (assemble_variable): Don't output debug information
5899 for file-scope variables.
5901 2001-07-22 Richard Henderson <rth@redhat.com>
5903 * config/alpha/alpha.c (get_trap_mode_suffix): New.
5904 (get_round_mode_suffix): New.
5905 (print_operand): Use them for [/]. Remove support for [&'`()+].
5906 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
5907 * config/alpha/alpha.md (attr round_suffix): New.
5908 (attr trap_suffix): New.
5909 (all insns): Set them appropriately. Use %/ instead of the
5912 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5914 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
5916 2001-07-22 Richard Henderson <rth@redhat.com>
5918 * regrename.c (regrename_optimize): Compute nregs for each
5919 potential target register.
5921 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
5922 Richard Henderson <rth@redhat.com>
5924 * dbxout.c (dbxout_global_decl): New.
5925 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
5926 * sdbout.c (sdbout_finish): New.
5927 (sdbout_debug_hooks): Use it, add comments.
5928 (sdbout_global_decl): Defer initialised public vars to
5930 * varasm.c (assemble_variable): Don't output debug information
5931 for file-scope variables.
5933 2001-07-21 H.J. Lu (hjl@gnu.org)
5935 * config/mips/mips.c (mips_cpu): Moved into ...
5936 (override_options): Here.
5938 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
5940 (mips_cpu): Removed.
5942 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5944 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
5945 ("iorqi3"): Likewise.
5946 ("xorqi3"): Likewise.
5947 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
5948 ("*subhi3_sp): Likewise.
5949 ("*subhi3"): Likewise.
5950 ("extendhisi2"): Accept D, X and Y as source operand to avoid
5953 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
5955 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
5956 * config/freebsd.h: Likewise.
5957 * config/linux.h: Likewise.
5958 * config/openbsd.h: Likewise.
5959 * config/alpha/linux-elf.h: Likewise.
5960 * config/arm/linux-elf.h: Likewise.
5961 * config/d30v/d30v.h: Likewise.
5962 * config/fr30/fr30.h: Likewise.
5963 * config/ia64/aix.h: Likewise.
5964 * config/ia64/ia64.h: Likewise.
5965 * config/mips/linux.h: Likewise.
5966 * config/pj/pj.h: Likewise.
5967 * config/rs6000/linux.h: Likewise.
5968 * config/sparc/linux.h: Likewise.
5969 * config/sparc/linux64.h: Likewise.
5971 2001-07-20 Bruce Korb <bkorb@gnu.org>
5973 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
5974 because getc() and char* may disagree on signedness.
5976 2001-07-20 Richard Henderson <rth@redhat.com>
5978 * doc/rtl.texi (REG_DEAD): Update for current semantics.
5980 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
5981 insns to delete in the presence of cc0 in a jump insn.
5983 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
5984 Jan Hubicka <jh@suse.cz>
5986 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
5987 of doing the change by hand.
5989 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
5991 * rtlanal.c (set_noop_p): Return true for noop jumps.
5993 * expr.c (emit_single_push_insn): Add call to push expander.
5994 * expr.h (optab_index): Add OTI_push
5995 (push_optab): New constant.
5996 * genopinit.c (optabs): Add push_optab.
5997 * optabs.c (init_optab): Init push optab.
5998 * md.texi (push??1): Document
6000 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6002 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
6003 expand to emit the pattern; put a REG_INC note for push/pop
6005 ("movdf", "movdf_internal"): Likewise.
6006 ("movsi", "movsi_internal"): Likewise.
6007 ("movsf", "movsf_internal"): Likewise.
6008 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
6010 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6012 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
6015 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
6017 * params.def: Change default max inline insns to 100.
6019 2001-07-20 Diego Novillo <dnovillo@redhat.com>
6021 * combine.c (combine_simplify_rtx): Generate a new shift operation
6022 when simplifying the first operand of a (neg (ashift)) expression.
6024 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6026 * regclass.c (N_REG_INTS): Use only 32 bits per element.
6028 2001-07-20 Kelley Cook <kelley.cook@home.com>
6030 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
6031 information. Move rest into ...
6032 (*-*-solaris): ... here. Eliminate redundant information and
6033 reword necessary packages section. Delete 4.x assembler bug info.
6034 (sparc-sun-*): Merge into ...
6035 (sparc-sun-sunos*): here.
6037 2001-07-20 Catherine Moore <clm@redhat.com>
6039 * config/v850/v850.md (casesi): Generate LABEL_REF
6042 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
6044 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
6045 * i386.c (ix86_zero_extend_to_Pmode): Make global.
6046 * i386.md (strclrsi expander): Use it.
6048 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6050 * integrate.c (copy_insn_list): handle
6051 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
6052 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
6053 identically as to CODE_LABEL.
6055 * fold-const (fold): Convert A/B/C to A/(B*C) and
6058 * except.c (connect_post_landing_pads): Delete the RESX insns.
6060 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
6062 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
6064 * config/mips/mips.md (nmadd/nmsub): Use macro.
6066 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
6068 * cppinit.c (remove_dup_dir): Make static.
6069 (remove_dup_dirs): Make static. Only warn about preempting a
6070 system directory with a non-system directory.
6072 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
6074 * ifcvt.c (noce_try_store_flag_constants): Correct order
6075 of parameters to trunc_int_for_mode.
6077 2001-07-19 Mark Mitchell <mark@codesourcery.com>
6079 * reorg.c (fill_simple_delay_slots): If an instruction might throw
6080 an exception that will be caught within this function, do not fill
6081 its delay slot with any subsequent instruction.
6083 2001-07-19 Steve Ellcey <sje@cup.hp.com>
6085 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
6086 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
6087 pointer extension instruction.
6088 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
6089 * simplify-rtx.c (simplify_unary_operation) Likewise.
6090 * explow.c (convert_memory_address) Check value of
6091 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
6093 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
6094 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
6095 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
6096 Add Multilib Support.
6097 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
6098 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
6099 Add Multilib Support.
6100 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
6102 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
6103 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
6104 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
6106 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
6108 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
6109 old and new operands in `<', `3' and `b'.
6111 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
6113 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
6114 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
6115 (toplev.o): Don't depend on xcoffout.h.
6116 * c-decl.c: Include debug.h
6117 (duplicate_decls): Use debug hook.
6118 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
6119 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6120 (dbxout_types): Remove.
6121 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
6122 * debug.c (do_nothing_debug_hooks): Update.
6123 (debug_true_tree, debug_nothing_rtx): New.
6124 * debug.h (struct rtx_def): New.
6125 (struct gcc_debug_hooks): New hooks ignore_block,
6126 outlining_inline_function and label.
6127 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
6128 dwarf2out_frame_finish): New.
6129 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
6130 Make static, update prototype.
6131 (dwarf2_debug_hooks): Update.
6132 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
6133 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
6134 * dwarfout.c (dwarf_debug_hooks): Update.
6135 * emit-rtl.c: Include debug.h.
6136 (remove_unnecessary_notes): Use debug hook.
6137 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
6138 (final_scan_insn): Use debug hook.
6139 * integrate.c (output_inline_function): Use debug hook.
6140 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
6141 (sdb_debug_hooks): Update.
6142 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
6143 * toplev.c: Don't include xcoffout.h.
6144 (note_outlining_of_inline_function, debug_ignore_block): Remove.
6145 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
6147 * tree.h (dwarf2out_do_frame): Remove.
6149 2001-07-19 Catherine Moore <clm@cygnus.com>
6151 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
6153 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
6155 * reload1.c (eliminate_regs_in_insn): When updating a set
6156 to the frame pointer to the hardware frame pointer, perform
6157 the update always not just when REPLACE is set.
6159 * reload1.c (choose_reload_regs): Don't inherit a reload
6160 that crosses multiple registers if registers past the first
6161 don't fit in the desired class.
6163 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
6164 when negating constants.
6166 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
6168 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
6169 * doc/tree.texi: Ditto.
6171 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
6172 Jakub Jelinek <jakub@redhat.com>
6174 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
6175 (extract_cie_info): Handle "eh" augmentation properly,
6177 (struct frame_state, __frame_state_for): New.
6179 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6181 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
6182 HANDLE_SYSV_PRAGMA): Define.
6183 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
6185 (copy_object): Caller changed.
6187 2001-07-19 Andreas Schwab <schwab@suse.de>
6189 * configure.in (assembler dwarf2 debug_line support): Define nop
6191 * configure: Regenerated.
6193 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
6195 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
6197 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
6198 to conditionally compiled block.
6199 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6200 * dbxout.h (dbxout_function): Remove.
6201 * debug.c (do_nothing_debug_hooks): Update.
6202 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
6203 global_decl, deferred_inline_function.
6204 * dwarf2out.c (dwarf2_debug_hooks): Update.
6205 (dwarf2out_global_decl): New.
6206 * dwarfout.c: Don't include dwarfout.h.
6207 (dwarfout_global_decl, dwarfout_function_decl,
6208 dwarfout_deferred_inline_function): New.
6209 (dwarf_debug_hooks): Update.
6210 * dwarfout.h: Remove.
6211 * final.c: Don't include dwarfout.h.
6212 * sdbout.c (sdbout_global_decl): New.
6213 (sdbout_debug_hooks): Update.
6214 * toplev.c: Don't include dwarfout.h.
6215 (check_global_declarations, rest_of_compilation): Use new debug hooks.
6216 (note_deferral_of_defined_inline_function): Remove.
6217 * toplev.h (note_deferral_of_defined_inline_function): Remove.
6218 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
6219 * ch/lex.c: Don't include dwarfout.h.
6220 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
6221 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
6222 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
6223 * cp/optimize.c: Include debug.h.
6224 (maybe_clone_body): Use debug hook.
6225 * cp/semantics.c: Include debug.h.
6226 (expand_body): Use debug hook.
6227 * po/POTFILES.in: Remove dwarfout.h.
6229 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
6231 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
6232 * c-parse.in (yyerror, _yylex): Similarly.
6233 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
6234 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
6236 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
6237 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
6239 2001-07-18 Jeff Sturm <jsturm@one-point.com>
6241 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
6242 in-class declaration at -g1. Fixes c++/2814.
6244 2001-07-18 Richard Henderson <rth@redhat.com>
6246 * doc/md.texi (reload_in/out): Document restrictions in predicates
6247 and constraints for these patterns. Document empty string matching
6250 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6252 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
6254 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6256 * cse.c: Undo my previous patch.
6258 2001-07-18 Tom Tromey <tromey@redhat.com>
6261 * configure: Rebuilt.
6262 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
6264 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
6266 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
6267 Jan Hubicka <jh@suse.cz>
6269 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
6270 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
6271 * jump.c (mark_jump_label): Do not forward branches.
6273 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
6275 * cse.c (delete_trivially_dead_insns): Delete the libcall block
6276 when return value is unused.
6278 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6280 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
6282 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
6284 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
6285 on error. We can't blindly return the result of
6286 pthread_mutex_trylock because it returns a positive number on
6287 error, while we must return -1 on error.
6288 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
6290 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
6292 2001-07-18 Andreas Jaeger <aj@suse.de>
6294 * integrate.c (output_inline_function): Correct type of debug_hooks.
6296 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
6298 * combine.c (combine_simplify_rtx): DIV can be treated
6299 associatively for floats if unsafe math optimisations are enabled.
6301 2001-07-17 Richard Henderson <rth@redhat.com>
6303 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
6305 2001-07-17 Richard Henderson <rth@redhat.com>
6307 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
6308 don't force the function address into a register.
6309 (expand_call, emit_library_call_value_1): Update callers.
6310 * builtins.c (expand_builtin_apply): Likewise.
6311 * expr.h (prepare_call_address): Update decl.
6313 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
6315 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
6317 * config/i386/chorus.h: Move up.
6318 * config/sparc/chorus.h: Likewise.
6319 * config/rs6000/chorus.h: Likewise.
6320 * config/chorus.h: Moved here.
6322 2001-07-17 Andreas Schwab <schwab@suse.de>
6324 * configure.in (assembler eh_frame optimization): Handle big
6326 * configure: Regenerated.
6328 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
6330 * expr.c (epxand_expr): Convert divisions into multiplications by
6331 reciprocals if -ffast-math.
6333 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
6335 * dbxout.c (dbxout_really_begin_function): Rename to
6336 dbxout_begin_function.
6337 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6338 (dbxout_begin_function): Remove.
6339 (dbxout_function): Update.
6340 (dbxout_source_line): Update prototype.
6341 * dbxout.h (dbxout_begin_function): Remove.
6342 * debug.c (do_nothing_debug_hooks): Update.
6343 (debug_nothing_tree): Update.
6344 (debug_nothing_charstar_rtx): Remove.
6345 * debug.h (union tree_node): Declare.
6346 (struct rtx_def): Remove.
6347 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
6348 begin_function. Change source_line prototype.
6349 (debug_nothing_tree): New.
6350 (debug_nothing_charstar_rtx): Delete.
6351 (dwarf2out_begin_prologue): Moved from ...
6353 * dwarf2out.c (dwarf2_debug_hooks): Update.
6354 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
6355 debug info, call dwarf2out_source_line.
6356 (dwarf2out_souce_line): Update prototype.
6357 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
6358 Change prototype, make static.
6359 (dwarfout_source_line): Update prototype.
6360 (dwarf_debug_hooks): Update.
6361 * dwarfout.h (dwarfout_begin_function): Remove.
6362 * final.c (final_start_function, final_scan_insn): Use appropriate
6363 debug hooks, update to use notice_source_line.
6364 (output_source_line): Rename notice_source_line. Don't call the
6365 source_line debug hook.
6366 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
6367 make static, update prototype.
6368 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
6370 (sdbout_end_prologue): New.
6371 (sdbout_source_line): Update prototype.
6372 (sdbout_debug_hooks): Update.
6373 (sdbout_symbol): Remove unused var.
6374 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
6376 * varasm.c: Include debug.h.
6377 (assemble_start_function): Use begin_function debug_hook.
6378 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
6379 update with prototype.
6380 (xcoffout_source_line): Update prototype.
6381 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
6383 (xcoffout_source_line): Update prototype.
6385 2001-07-17 Richard Henderson <rth@redhat.com>
6387 * c-typeck.c (build_binary_op): Do not shorten unsigned
6388 right shift after sign extension.
6390 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
6392 * combine.c (combine_simplify_rtx): Attempt to simplify
6393 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
6395 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
6396 (simplify_binary_operation, simplify_unary_operation,
6397 simplify_relational_operation): Use it.
6399 * combine.c (combine_simplify_rtx): Don't do associative law
6400 on divisions; allow associative law on floats.
6402 2001-07-17 H.J. Lu <hjl@gnu.org>
6403 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6405 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
6406 ASM_OUTPUT_WEAK_ALIAS are defined.
6407 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
6408 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
6410 * config/mips/iris5.h: ... here.
6411 (HANDLE_SYSV_PRAGMA): Defined as 1.
6412 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
6413 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
6416 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
6418 * c-parse.in (all_prefix_attributes): New variable.
6419 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
6420 (maybe_resetattrs): New production.
6421 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
6422 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
6423 notype_initdcl, nested_function, notype_nested_function,
6424 component_decl, components, components_notype,
6425 component_declarator, component_notype_declarator,
6426 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
6427 ivars, mydecl, myparm): Update. Avoid prefix attributes just
6428 after a comma being applied to more than one declarator.
6429 * doc/extend.texi (Attribute Syntax): Update. Remove
6430 documentation of bugs that are no longer present.
6432 2001-07-13 Eric Christopher <echristo@redhat.com>
6434 * config/mips/mips.h: Change TUNE_MIPS* options to use
6436 (EXTRA_SPECS): Add cc1_cpu_spec.
6437 * config/mips/mips.md (muldf3): Fix typo.
6439 2001-07-16 Richard Henderson <rth@redhat.com>
6441 * config/m68k/m68k.c: Include expr.h and reload.h.
6442 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
6443 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
6445 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
6446 Richard Henderson <rth@redhat.com>
6448 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
6449 (insn_live_p): Fix fall off end of function.
6450 (dead_libcall_p): Remove COUNTS argument; update callers.
6451 (delete_trivially_dead_insns): Remove unused variables.
6453 2001-07-17 Andreas Jaeger <aj@suse.de>
6455 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
6458 * lcm.c (optimize_mode_switching): Avoid warning for unused
6459 variable if !NORMAL_MODE.
6461 * flow.c (try_crossjump_to_edge): Remove unused variable.
6463 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
6465 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
6466 atexit declaration in stdlib.h.
6468 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
6470 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
6472 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6474 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
6475 * except.c (finish_eh_generation): Update call of cleanup_cfg;
6476 do rebuild_jump_labels instead of jump_optimize
6477 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
6478 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
6479 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
6481 * flow.c: Include timevar.h
6482 (find_basic_block): Push/pop timevar;
6483 (cleanup_cfg): Likewise.
6484 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
6485 * Makefile: Add dependencies on timevar.h
6487 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
6488 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
6490 * rtl.h (delete_trivially_dead_insns): Add new parameter.
6491 * toplev.c (rest_of_compilation): Update calls.
6492 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
6493 (delete_trivially_dead_insns): ... here; accept new argument
6494 preserve_basic_blocks; preserve basic blocks if set.
6496 * reg-stack.c (stack_regs_mentioned): Return 0 if
6497 stack_regs_mentioned_data is not initialized.
6498 (reg_to_stack): Make stack_regs_mentioned survive after the
6499 reg-stack is completted; do not call cleanup_cfg.
6500 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
6501 make cleanup_cfg after bb-reorder to output to debug file.
6503 2001-07-16 Richard Henderson <rth@redhat.com>
6505 * regclass.c (init_reg_sets): Use only 32 bits per initializer
6506 from int_reg_class_contents.
6508 2001-07-16 Richard Henderson <rth@redhat.com>
6510 * hard-reg-set.h (regs_invalidated_by_call): Declare.
6511 * regclass.c (regs_invalidated_by_call): Move from cse.c.
6512 (init_reg_sets_1): Move initialization from cse_main.
6513 * cse.c (regs_invalidated_by_call): Move to regclass.c.
6514 (cse_main): Move its initialization also.
6515 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
6516 * flow.c (propagate_one_insn): Likewise.
6517 * gcse.c (compute_hash_table): Likewise.
6518 (compute_kill_rd, compute_store_table): Likewise.
6519 * sched-deps.c (sched_analyze_1): Likewise.
6521 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
6523 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
6526 2001-07-16 Steve Ellcey <sje@cup.hp.com>
6528 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
6529 in if statement so we don't access undefined memory.
6531 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
6533 * gcse.c: Update comment at top.
6534 Update comment on mem handling.
6535 mem_last_set, mem_first_set, mem_set_in_block: gone.
6536 Declaration of reg_set_info: gone.
6537 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
6538 pointless with load_killed_in_block_p (they are *more*
6539 conservative then it, not less, and less accurate).
6540 (oprs_not_set_p): Ditto.
6541 (alloc_gcse_mem): Don't allocate mem_set_in_block
6542 (free_gcse_mem): Don't free it, either.
6543 (record_last_mem_set_info): Update comment in front, remove
6544 mem_*set_* stuff. Note the reason we don't handle stores directly
6546 (compute_hash_table): Update comments to reflect reality. Remove
6547 mem_*set_* references.
6548 (reset_opr_set_tables): Remove mem_*set_* references.
6550 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
6551 (mark_clobber): Ditto (on both parts, we double set here too).
6552 (expr_killed_p): Remove mem_set_in_block test.
6553 (compute_transp): Remove mem_set_in_block test.
6555 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
6556 of edge, and removal of phi alternative to dump file.
6557 (ssa_ccp_substitute_constants): Add note about register now being
6558 constant, and which uses were replaced in what insns to dump file.
6560 2001-07-16 Andreas Jaeger <aj@suse.de>
6562 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
6563 variables of type HOST_WIDEST_INT.
6565 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
6566 (__bb_exit_func): Correct type of count_max to avoid overflow.
6567 (num_digits): Handle long long argument.
6569 * combine.c (gen_lowpart_for_combine): Remove unused variable.
6571 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6573 * output.h (sdb_begin_function_line): Restore as an extern
6575 * sdbout.c (sdb_begin_function_line): Make extern.
6577 2001-07-15 Richard Henderson <rth@redhat.com>
6579 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
6580 * genrecog.c (maybe_both_true_mode): New.
6581 (maybe_both_true_2): Use it.
6582 (write_switch): Don't put Pmode in a switch.
6583 * rtl.c (mode arrays): Don't explicitly size them.
6585 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6587 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
6588 handling; move unconditional splitting before mode switching.
6590 * i386.md (type): Add fistp type.
6591 (i387, length_attr, scheduling definitions): Handle this type.
6592 (fix_trunc?f?i2): Revamp to use mode switching.
6593 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
6594 * i386.h (fp_cw_mode): New enum
6595 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
6596 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
6598 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6600 * Makefile.in (integrate.o): Add debug.h.
6601 * integrate.c (debug.h): Add.
6602 (output_inline_function): Save, reset, and restore debug_hooks.
6604 2001-07-15 Richard Henderson <rth@redhat.com>
6606 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
6607 instead of COMPARE for the EQUIV expression.
6609 2001-07-15 Richard Henderson <rth@redhat.com>
6611 * flow.c (redirect_edge_and_branch_force): Initialize
6612 global_live_at_start and global_live_at_end.
6613 (allocate_bb_life_data): Export.
6614 * basic-block.h (allocate_bb_life_data): Declare.
6615 * toplev.c (rest_of_compilation): Call it.
6617 2001-07-15 Richard Henderson <rth@redhat.com>
6619 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
6620 (alpha_tablejump_best_label): New.
6621 * config/alpha/alpha-protos.h: Declare them.
6622 * config/alpha/alpha.md: Use braced strings for code blocks.
6623 (tablejump_osf): Break out add with r29.
6624 (tablejump_osf_internal): Remove.
6625 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
6626 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
6628 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6630 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
6633 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
6635 * i386-protos.h (ix86_split_fp_branch): Update prototype.
6636 (ix86_fp_jump_nontrivial_p): New.
6637 * i386.md (fp_jcc_?): Update call of split_fp_branch;
6638 use ix86_fp_jump_nontrivial_p.
6639 * i386.c (ix86_fp_jump_nontrivial_p): New.
6640 (ix86_split_fp_branch): Accept code instead of rtx.
6641 (ix86_expand_compare): Expand comparison early in case
6642 doing so is resonably cheap.
6644 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
6646 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
6648 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
6649 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
6651 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
6653 * dbxout.c (dbxout_source_line): Make static, update prototype.
6654 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
6655 (dbxout_init, dbxout_finish, dbxout_source_line,
6656 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
6657 * dbxout.h (dbxout_source_line): Delete.
6658 * debug.c (debug_nothing_file, debug_nothing_file_int,
6659 debug_nothing_file_charstar_rtx): New.
6660 (do_nothing_debug_hooks): Update.
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 * debug.h (struct rtx_def): Declare.
6665 (gcc_debug_hooks): New hooks source_line, end_epilogue
6667 (debug_nothing_void, debug_nothing_charstar_rtx,
6668 dwarf2out_end_epilogue): New.
6669 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
6670 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
6671 (dwarf2_debug_hooks): Update.
6672 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
6673 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
6674 * dwarf2out.h (dwarf2out_source_line): Remove.
6675 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
6676 Make static, update prototype.
6677 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
6678 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
6679 (dwarf_debug_hooks): Update.
6680 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
6681 dwarfout_end_function): Remove.
6682 * final.c (profile_function): Use debug hooks for ending functions
6684 (output_source_line, final_end_function): Update prototype,
6686 (final_start_function, final_scan_insn): Update.
6687 * output.h (sdb_begin_function_line): Remove.
6688 (final_end_function): Update prototype.
6689 * sdbout.c (sdb_begin_function_line): Make static.
6690 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
6691 (sdbout_source_line): New.
6692 (sdbout_end_epilogue, sdbout_end_function): Make static, update
6694 (sdb_debug_hooks): Update.
6695 (sdbout_init, sdbout_source_line,
6696 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
6697 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
6698 * toplev.c (compile_file, rest_of_compilation): Update.
6699 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
6700 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
6701 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
6702 Update for prototype changes.
6703 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
6704 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
6706 2001-07-15 Richard Henderson <rth@redhat.com>
6708 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
6709 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
6710 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
6711 * config/alpha/alpha.c: Likewise.
6712 * config/alpha/alpha.md: Likewise.
6713 * config/alpha/alpha32.h: Likewise.
6714 * config/alpha/vms.h: Likewise.
6717 2001-07-14 Richard Henderson <rth@redhat.com>
6719 * config/alpha/alpha.md: Use define_constants for unspec values.
6720 Substitute throughout.
6722 2001-07-14 Tim Josling <tej@melbpc.org.au>
6724 * tree.def (EXPON_EXPR) remove. Never supported anyway.
6726 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
6728 * pa.md: Remove unused constraints from define_split's.
6730 2001-04-14 Richard Henderson <rth@redhat.com>
6732 * ifcvt.c (find_cond_trap): Test for exit block.
6734 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
6736 Re-install recently reverted patch.
6737 * emit-rtl.c (try_split): Update mark_jump_label call.
6738 * flow.c (find_sub_basic_blocks): Likewise.
6739 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
6741 (mark_all_labels): Kill second parameter.
6742 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
6743 (rebuild_jump_labels, jump_optimize_minimal): Update call
6745 (jump_optimize_1): Kill crossjumping code.
6746 (mark_jump_label): Kill cross_jump parameter.
6747 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
6748 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
6749 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
6751 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
6753 (dump_file_info): Likewise.
6754 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
6755 reorganize passes to do reg-stack first, bb-reorder second.
6756 * invoke.texi (-d letters doc): Remove the jump2 pass.
6758 2001-07-14 Richard Henderson <rth@redhat.com>
6760 * ifcvt.c (find_cond_trap): New.
6761 (find_if_header): Call it.
6762 (merge_if_block): Relax existing jump sanity check.
6763 * jump.c (jump_optimize_1): Remove conditional trap handling.
6765 2001-07-14 Alan Modra <amodra@bigpond.net.au>
6767 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
6769 (insn_refs_are_delayed): Correct comment.
6770 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
6771 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
6772 instead of r31. Make associated insn !TARGET_64BIT, and
6773 provide an additional 64-bit insn that clobbers r2.
6775 (udivsi3): Likewise.
6777 (umodsi3): Likewise.
6779 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
6781 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
6783 * flow.c (redirect_edge_and_branch_force, split_edge,
6784 try_crossjump_to_edge): Use set_block_for_new_insns.
6785 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
6787 2001-07-13 H.J. Lu (hjl@gnu.org)
6789 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
6792 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
6794 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
6796 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
6798 * c-common.c (decl_attributes): Take a pointer to the node to
6799 which attributes are to be attached, and a flags argument.
6800 * c-common.h (enum attribute_flags): New.
6801 (decl_attributes): Update prototype.
6802 * c-decl.c (start_decl, push_parm_decl, finish_struct,
6803 finish_enum, start_function): Update calls to decl_attributes.
6804 * c-parse.in (component_declarator, component_notype_declarator,
6805 label): Update calls to decl_attributes.
6807 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
6809 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
6810 * config/avr/avr.c (legitimate_address_p): Return value changed
6811 from letter to register classes. For better debugging.
6813 2001-07-13 Kazu Hirata <kazu@hxi.com>
6815 * jump.c (reversed_comparison_code_parts): Fix comment typos.
6817 2001-07-13 H.J. Lu (hjl@gnu.org)
6819 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
6821 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
6823 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
6824 correctly for shared configurations.
6825 * config/t-libgcc-pic: New.
6826 * config/{i386,m68k,sparc}/t-openbsd: New.
6827 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
6828 Support -shared. Support debugging libraries with -g.
6829 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
6830 frame information does not emit pointer diffs.
6831 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
6834 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
6836 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
6838 2001-07-13 David Edelsohn <edelsohn@gnu.org>
6840 * combine.c (try_combine): Ensure const_int pow2 is positive.
6842 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
6844 * config.gcc: Add configuration for s/390.
6845 * config/s390/s390.c: New. Subroutines for code generation.
6846 * config/s390/s390.h: New. Definitions for s/390.
6847 * config/s390/s390-protos.h: New. Prototypes.
6848 * config/s390/linux.h: New. Definitions for linux for s/390.
6849 * config/s390/linux64.h: New. Definitions for linux for zSeries.
6850 * config/s390/t-linux: New. Makefile fragment.
6851 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
6852 * config/s390/fixdfdi.h: New. Fix L_fix*di.
6854 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
6856 * emit-rtl.c (try_split): Update mark_jump_label call.
6857 * flow.c (find_sub_basic_blocks): Likewise.
6858 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
6860 (mark_all_labels): Kill second parameter.
6861 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
6862 (rebuild_jump_labels, jump_optimize_minimal): Update call
6864 (jump_optimize_1): Kill crossjumping code.
6865 (mark_jump_label): Kill cross_jump parameter.
6866 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
6867 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
6868 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
6870 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
6872 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
6873 reorganize passes to do reg-stack first, bb-reorder second.
6874 * invoke.texi (-d letters doc): Remove the jump2 pass.
6876 2001-07-12 Steve Ellcey <sje@cup.hp.com>
6878 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
6880 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6882 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
6884 (verify_flow_info): Make diagnostics prettier.
6886 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6888 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
6890 * flow.c (outgoing_edges_match): Return early if condition reversal
6893 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
6895 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
6896 (mips_move_2words): When splitting a move into two instructions,
6897 prefix the second address operand with '%D'.
6899 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
6901 * Makefile.in (final.o): Depend on debug.h.
6902 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
6903 (dbx_debug_hooks): Add new hooks.
6904 (xcoff_debug_hooks): New.
6905 * debug.c (debug_nothing_file_int_int): New.
6906 (do_nothing_debug_hooks): Update.
6907 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
6908 (debug_nothing_file_int_int): New.
6909 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
6910 static, update prototype.
6911 (dwarf2_debug_hooks): Update.
6912 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
6913 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
6914 static, update prototype.
6915 (dwarf_debug_hooks): Update.
6916 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
6917 * final.c: Include debug.h.
6918 (final_scan_insn): Use debug hooks when beginning and ending blocks.
6919 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
6920 static, update prototype.
6921 (sdb_debug_hooks): Update.
6922 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
6923 * toplev.c: Distinguish between xcoff and dbx.
6925 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
6926 Call all debug hooks, not just dwarf ones.
6928 2001-07-11 Timothy Wall <twall@redhat.com>
6930 * config.gcc: Add configuration for AIX5/IA64.
6931 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
6932 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
6933 support prefix/suffix code.
6934 * config/ia64/t-aix: New. Makefile fragment.
6935 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
6937 2001-07-11 Kazu Hirata <kazu@hxi.com>
6939 * recog.c (validate_change): Fix a comment typo.
6941 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
6943 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
6944 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
6946 * dbxout.c (dbx_debug_hooks): Add new hooks.
6947 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
6949 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
6951 * dbxout.h (dbxout_start_new_source_file,
6952 dbxout_resume_previous_source_file): Delete.
6953 * debug.c (do_nothing_debug_hooks): Add new hooks.
6954 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
6955 (debug_nothing_int_charstar, debug_nothing_int): New.
6956 * debug.h (gcc_debug_hooks): New hooks define, undef,
6957 start_source_file and end_source_file.
6958 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
6959 (debug_nothing_int_charstar, debug_nothing_int): New.
6960 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
6961 the conditionally compiled section.
6962 (dwarf2out_start_source_file, dwarf2out_end_source_file,
6963 dwarf2out_define, dwarf2out_undef): Make static.
6964 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
6965 dwarf2out_define, dwarf2out_undef): Remove.
6966 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
6967 (dwarfout_start_source_file, dwarfout_end_source_file,
6968 dwarfout_define, dwarfout_undef): Make static.
6969 (dwarfout_start_source_file_check,
6970 dwarfout_end_source_file_check): New.
6971 (dwarfout_define, dwarfout_finish): Update.
6972 * dwarfout.h (dwarfout_start_new_source_file,
6973 dwarfout_resume_previous_source_file, dwarfout_define,
6974 dwarfout_undef): Remove.
6975 * sdbout.c (sdb_debug_hooks): Add new hooks.
6976 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
6978 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
6979 make static, take an arg.
6980 * sdbout.h (sdbout_start_new_source_file,
6981 sdbout_resume_previous_source_file): Delete.
6982 * toplev.c (debug_start_source_file, debug_end_source_file,
6983 debug_define, debug_undef): Delete.
6984 * toplev.h (debug_start_source_file, debug_end_source_file,
6985 debug_define, debug_undef): Delete.
6987 * java/jcf-parse.c: Include debug.h.
6988 (parse_class_file): Update to use debug hooks directly.
6989 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
6991 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6993 * alias.c (set_mem_alias_set): New function.
6994 * rtl.h (set_mem_alias_set): Declare it.
6995 * builtins.c (expand_builtin_return_addr): Call it instead of
6996 using MEM_ALIAS_SET accessor.
6997 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
6998 (get_memory_rtx, expand_builtin_va_arg): Likewise.
6999 (expand_builtin_va_copy):Likewise.
7000 * caller-save.c (setup_save_areas): Likewise.
7001 * calls.c (compute_argument_addresses): Likewise.
7002 * explow.c (set_mem_attributes): Likewise.
7003 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
7004 (expand_assignment, store_constructor_field, store_field): Likewise.
7005 (expand_expr_unaligned): Likewise.
7006 * function.c (assign_stack_temp_for_type): Likewise.
7007 (put_reg_into_stack, gen_mem_addressof): Likewise.
7008 * ifcvt.c (noce_try_cmove_arith): Likewise.
7009 * reload1.c (reload, alter_reg): Likewise.
7010 * config/alpha/alpha.c (get_aligned_mem): Likewise.
7011 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
7012 (alpha_expand_unaligned_store): Likewise
7013 (alpha_expand_unaligned_load_words): Likewise.
7014 (alpha_expand_unaligned_store_words): Likewise.
7015 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
7016 (alpha_expand_epilogue): Likewise.
7017 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
7018 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
7019 * config/i386/i386.c (legitimize_pic_address): Likewise.
7020 * config/i960/i960.c (setup_incoming_varargs): Likewise.
7021 * config/ia64/ia64.c (spill_restore_mem): Likewise.
7022 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
7023 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
7024 * config/mips/mips.c (mips_va_arg): Likewise.
7025 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
7026 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
7027 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7028 (setup_incoming_varargs, rs6000_va_arg): Likewise.
7029 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
7030 (rs6000_emit_epilogue): Likewise.
7031 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
7032 * config/sparc/sparc.c (sparc_va_arg): Likewise.
7033 * config/v850/v850.c (v850_va_arg): Likewise.
7035 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
7037 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
7038 when fallthru edge is present.
7039 (mege_blocks): Handle case where creation of jump insn
7042 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
7043 CLEANUP_POST_REGSTACK): New constants.
7044 * except.c (finish_eh_generation): Update call of cleanup_cfg,
7045 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
7046 * output.h (cleanup_cfg): Update prototype.
7047 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
7048 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
7049 cleanup_cfg call; kill missleading comment.
7050 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
7051 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
7052 parameter; control optimizations performed using it.
7053 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
7054 try_crossjump_bb): New functions.
7056 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
7058 * pa.c (pa_output_function_prologue): Delete prototype. Make function
7060 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
7061 pa_output_function_prologue.
7062 * pa-protos.h (pa_output_function_prologue): New prototype.
7064 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
7066 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
7067 and low to get correct sign extension in low+high test.
7069 2001-07-11 Janis Johnson <janis@us.ibm.com>
7071 * gcov.c (arcdata): Use gcov_type to fix branch percentage
7072 for large hit count.
7074 * profile.c (branch_prob): Fix .bbg info for computed gotos
7077 2001-07-11 Mark Mitchell <mark@codesourcery.com>
7079 * stmt.c (parse_output_constraint): New function, split out
7081 (expand_asm_operands): ... here. Use parse_output_constraint.
7082 * tree.h (parse_output_constraint): Declare it.
7084 2001-07-11 Richard Henderson <rth@redhat.com>
7086 * bitmap.c: Comment some functions; fiddle whitespace.
7087 (bitmap_free): Don't export.
7088 (bitmap_element_allocate): Use memset.
7089 * bitmap.h (bitmap_free): Don't declare.
7091 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
7093 * gcse.c, lcm.c, sched-deps.c:
7094 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
7096 * flow.c (flow_loops_find): Free dom if we found no loops, since
7097 we aren't going to save it.
7099 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
7102 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
7104 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
7106 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7108 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
7109 #ifndef DWARF2_DEBUGGING_INFO.
7111 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
7113 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
7115 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
7117 * config/mips/mips.c (gen_int_relational): Tell the caller not to
7118 reverse a branch if a NE comparison is implemented with GTU.
7120 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
7121 H.J. Lu <hjl@gnu.org>
7123 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
7125 (call_internal2): Likewise.
7126 (call_value_internal1): Likewise.
7127 (call_value_internal2): Likewise.
7128 (call_value_multiple_internal1): Likewise.
7129 (call_value_multiple_internal2): Likewise.
7131 2001-07-10 Kazu Hirata <kazu@hxi.com>
7133 * calls.c (emit_library_call_value_1): Fix a comment typo.
7134 * dwarf2out.c (mem_loc_descriptor): Likewise.
7135 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
7137 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
7139 * simplify-rtx.c (simplify_subreg): Fix typo in comment
7141 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7143 * recog.c (offsettable_address_p): Handle LO_SUM case.
7144 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
7145 instead of plus_constant.
7147 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7149 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
7150 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
7152 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7154 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
7155 adjust_address_nv instead of plus_constant.
7157 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
7159 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
7160 dwarf2out.o): Depend on debug.h, wrap long lines.
7161 * dbxout.c: Include debug.h.
7162 (dbx_debug_hooks): New.
7163 (dbxout_init): Make static, take just 2 args.
7164 (dbxout_finish): Make static.
7165 * dbxout.h (dbxout_init, dbxout_finish): Delete.
7166 * debug.c: New file.
7167 * debug.h: New file.
7168 * dwarf2out.c: Include debug.h.
7169 (dwarf2_debug_hooks): New.
7170 (dwarf2out_init): Make static.
7171 (dwarf2out_finish): Make static, take 2 args.
7172 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
7173 * dwarfout.c: Include debug.h.
7174 (dwarf_debug_hooks): New.
7175 (dwarfout_init): Make static.
7176 (dwarfout_finish): Make static, take 2 args.
7177 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
7178 * sdbout.c: Include debug.h.
7179 (sdb_debug_hooks): New.
7180 (sdbout_init): Make static, take 2 args.
7181 * sdbout.h (sdbout_init): Delete.
7182 * toplev.c: Include debug.h.
7184 (compile_file): Set deubg_hooks based on command line options.
7185 Use the hooks unconditionally rather than conditional compilation.
7187 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
7189 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
7190 first_insn_after_basic_block_note instead.
7192 * df.c (df_bb_refs_unlink): #if 0 out for now.
7194 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
7196 * ssa.h: Add prototype for ssa_const_prop
7197 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
7198 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
7199 (ssa_fast_dce): Remove unused variable
7201 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7203 * diagnostic.c (finish_diagnostic): Rename to
7204 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
7207 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
7209 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
7212 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
7213 (dump_file): Only pad the demangled name with spaces if the
7214 mangled name was padded with spaces.
7216 2001-07-10 Bernd Schmidt <bernds@redhat.com>
7218 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
7221 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7223 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
7224 extraction if no direct load if either EXPAND_CONST_ADDRESS or
7227 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
7228 whether can put offset inside LO_SUM to check mode alignment, not size.
7230 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7232 * doc/tm.texi (Misc): Fix thinko.
7234 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
7236 * regmove.c (replace_in_call_usage): Fix warnings.
7237 * sched-deps.c (add_dependence): Fix warnings.
7238 * simplify-rtx.c (simplify_subreg): Likewise.
7239 Return NULL_RTX instead of NULL.
7241 * reg-stack.c (emit_swap_insn): Eliminate warnings.
7242 (subst_asm_stack_regs): Likewise.
7244 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
7247 * dwarf2out.c (output_call_frame_info): Declare i as int.
7248 (build_abbrev_table): Declare n_alloc as int.
7249 (dwarf2out_finish): Initialize die.
7250 * except.c: Declare sjlj_funcdef_number as unsigned.
7251 (connect_post_landing_pads): Declare j as unsigned.
7252 (convert_to_eh_region_ranges): Initialize call_site.
7253 (output_function_exception_table): Initialize tt_format_size.
7254 * expr.c (move_by_pieces_1): Initialize to1.
7255 (store_constructor): Initialize minelt and maxelt.
7256 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
7257 * function.c (instantiate_decls): Avoid signed/unsigned warning.
7259 * c-decl.c (combine_parm_decls): Unused, remove.
7260 * c-tree.h: Remove prototype for combine_parm_decls.
7262 * reload.c (push_reload): Fix warning.
7263 (regno_clobbered_p): Likewise.
7264 * reload1.c (replace_pseudos_in_call_usage): Likewise.
7265 (reload_combine): Likewise.
7267 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
7268 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
7270 * bitmap.c (bitmap_operation): Change user.
7271 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
7273 2001-07-10 Eric Christopher <echristo@redhat.com>
7275 * config/mips/mips.c (override_options): Fix typo.
7277 2001-07-09 Stan Shebs <shebs@apple.com>
7279 * target.h (struct gcc_target): New fields init_builtins and
7281 * target-def.h (TARGET_INIT_BUILTINS): New macro.
7282 (TARGET_EXPAND_BUILTIN): New macro.
7283 (TARGET_INITIALIZER): Add them.
7284 * builtins.c: Include target.h.
7285 (expand_builtin): Use targetm.expand_builtin.
7286 (default_init_builtins): New function.
7287 (default_expand_builtin): New function.
7288 * expr.h (default_init_builtins): Declare.
7289 (default_expand_builtin): Declare.
7290 * c-common.c (c_common_nodes_and_builtins): Use
7291 targetm.init_builtins.
7292 * defaults.h (MD_INIT_BUILTINS): Remove.
7293 * Makefile.in (builtins.o): Depend on target.h.
7295 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
7296 (TARGET_EXPAND_BUILTIN): Define.
7297 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
7298 (MD_EXPAND_BUILTIN): Remove.
7300 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
7301 (TARGET_EXPAND_BUILTIN): Define.
7302 (c4x_init_builtins): Make endlink arg a local.
7303 (c4x_print_operand): Fix typos in adjust_address usages.
7304 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
7305 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
7306 (MD_EXPAND_BUILTIN): Remove.
7308 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
7309 (TARGET_EXPAND_BUILTIN): Define.
7310 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
7311 (ix86_init_builtins): Call new function only if TARGET_MMX.
7312 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
7313 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
7314 (MD_EXPAND_BUILTIN): Remove.
7316 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
7317 (TARGET_EXPAND_BUILTIN): Define.
7318 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
7319 (MD_EXPAND_BUILTIN): Remove.
7321 * doc/tm.texi: Document these changes.
7323 2001-07-09 Diego Novillo <dnovillo@redhat.com>
7325 * basic-block.h (tree_node): Forward declare if needed.
7326 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
7327 (BLOCK_HEAD_TREE): Define.
7328 (BLOCK_END_TREE): Define.
7329 (struct loops): Rename field 'tree' to 'tree_root'.
7330 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
7332 (flow_loops_tree_build): Rename reference to field 'tree' to
7334 (flow_loops_level_compute): Ditto.
7335 * predict.c (estimate_bb_frequencies): Ditto.
7336 * tree.h (struct tree_common): Add field 'aux'.
7338 2001-07-09 Stan Shebs <shebs@apple.com>
7340 * config/darwin.c (darwin_encode_section_info): Don't mark any
7341 DECL_EXTERNAL node as defined.
7343 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7345 * pa.c (pa_init_machine_status, pa_mark_machine_status,
7346 pa_free_machine_status, hppa_init_pic_save): Delete.
7347 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
7348 (hppa_profile_hook): Use hppa_pic_save_rtx.
7349 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
7350 hppa_init_pic_save): Delete.
7351 (hppa_pic_save_rtx): Declare.
7352 * pa.md (call, call_value, sibcall, sibcall_value,
7353 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
7355 2001-07-09 Kazu Hirata <kazu@hxi.com>
7357 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
7358 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
7360 2001-07-09 Andreas Jaeger <aj@suse.de>
7362 * output.h: Add declaration of final_forward_branch_p.
7364 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
7366 * varray.c: Include errors.h for internal_error and trim_filename
7369 * Makefile.in (varray.o): Add errors.h.
7371 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
7373 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
7374 * optabs.c (have_add2_insn): Check whether the add insn chosen
7375 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
7376 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
7378 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
7380 * Makefile.in (OBJS): Add ssa-ccp.o
7381 (ssa-ccp.o): Add dependencies.
7382 * toplev.c (DFI_ssa_ccp): New dump file enum.
7383 (dump_file): Add entry for dumping after SSA CCP.
7384 (flag_ssa_ccp): New flag variable.
7385 (f_options): Add -fssa-ccp.
7386 (rest_of_compilation): Run SSA CCP if requested.
7387 * timevar.def (TV_SSA_CCP): New timevar.
7388 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
7389 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
7390 Fix minor typo in SSA DCE documentation.
7391 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
7392 Add documentation for new dump option. Renumber dump files
7395 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7397 * emit-rtl.c (gen_highpart_mode): New.
7398 * rtl.h (gen_highpart_mode): Declare.
7399 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
7400 operand can be VOIDmode constant.
7402 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
7404 * flow.c (redirect_edge_and_branch_force): New.
7405 (can_fallthru): Ensure that basic blocks are succeeding.
7406 (try_optimize_cfg): Do not delete basic block if it is the last one.
7408 * flow.c (try_redirect_by_replacing_jump): Do not remove
7409 jumps with side effects, unlink chain on fallthru edge;
7410 set block for new jump instruction; avoid basic block to
7411 over by line number note.
7413 * flow.c (try_simplify_condjump): Verify that the condjump
7414 is not always falling trought.
7417 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
7419 * flow.c (forwarder_block_p): Fix for fallthru blocks.
7420 (try_redirect_by_replacing_jump): Update properly the count
7421 and frequency information.
7423 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7425 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
7426 address that is a LO_SUM specially.
7427 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
7429 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
7431 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
7432 (operand_subword): Use them.
7433 (change_address_1): Renamed from change_address; new arg VALIDATE.
7434 * expr.h: Reflect above changes; change_address now macro.
7435 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
7437 * cselib.c (add_mem_for_addr): Likewise.
7438 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
7439 * regmove.c (try_apply_stack_adjustment): Likewise.
7440 * reload.c (push_reload, make_memloc): Likewise.
7441 * reload1.c (eliminate_regs): Likewise.
7442 * simplify-rtx.c (simplify_replace_rtx): Likewise.
7443 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
7445 * combine.c (make_extraction, simplify_shift_const): Likewise.
7446 (gen_lowpart_for_combine): Likewise.
7447 * cse.c (gen_lowpart_if_possible): Likewise.
7448 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
7449 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
7450 * optabs.c (gen_move_insn): Likewise.
7451 * reload1.c (alter_reg): Likewise.
7452 * simplify-rtx.c (simplify_subreg): Likewise.
7453 * stmt.c (expand_anon_union_decl): Likewise.
7454 * recog.c (validate_replace_rtx_1): Likewise.
7456 * Makefile.in (recog.o): Add $(EXPR_H).
7457 * explow.c (stabilize): Call replace_equiv_address.
7458 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
7459 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
7461 2001-07-03 Andrew Haley <aph@redhat.com>
7463 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
7464 the mode of the memory location.
7466 2001-07-09 Bo Thorsen <bo@suse.co.uk>
7468 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
7470 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
7472 * final.c (output_addr_const): Use target opening and
7473 closing parentheses.
7474 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
7475 defaults, add to TARGET_ASM_OUT.
7476 * target.h (struct gcc_target): Add open_paren and close_paren.
7477 * doc/md.texi: Update.
7478 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
7479 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
7480 TARGET_ASM_CLOSE_PAREN.
7481 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
7483 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
7485 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
7486 * config/a29k/a29k.h: Similarly.
7487 * config/alpha/alpha.h: Similarly.
7488 * config/arc/arc.h: Similarly.
7489 * config/arm/aof.h: Similarly.
7490 * config/arm/aout.h: Similarly.
7491 * config/avr/avr.h: Similarly.
7492 * config/c4x/c4x.h: Similarly.
7493 * config/clipper/clipper.h: Similarly.
7494 * config/convex/convex.h: Similarly.
7495 * config/d30v/d30v.h: Similarly.
7496 * config/dsp16xx/dsp16xx.h: Similarly.
7497 * config/elxsi/elxsi.h: Similarly.
7498 * config/fr30/fr30.h: Similarly.
7499 * config/h8300/h8300.h: Similarly.
7500 * config/i370/i370.h: Similarly.
7501 * config/i386/i386.h: Similarly.
7502 * config/i860/i860.h: Similarly.
7503 * config/i960/i960.h: Similarly.
7504 * config/ia64/ia64.h: Similarly.
7505 * config/m32r/m32r.h: Similarly.
7506 * config/m68hc11/m68hc11.h: Similarly.
7507 * config/m68k/m68k.h: Similarly.
7508 * config/m88k/m88k.h: Similarly.
7509 * config/mcore/mcore.h: Similarly.
7510 * config/mips/mips.h: Similarly.
7511 * config/mn10200/mn10200.h: Similarly.
7512 * config/mn10300/mn10300.h: Similarly.
7513 * config/ns32k/ns32k.h: Similarly.
7514 * config/pa/pa.h: Similarly.
7515 * config/pdp11/pdp11.h: Similarly.
7516 * config/pj/pj.h: Similarly.
7517 * config/romp/romp.h: Similarly.
7518 * config/rs6000/rs6000.h: Similarly.
7519 * config/sh/sh.h: Similarly.
7520 * config/sparc/sparc.h: Similarly.
7521 * config/v850/v850.h: Similarly.
7522 * config/vax/vax.h: Similarly.
7523 * config/we32k/we32k.h: Similarly.
7525 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
7527 * doc/c-tree.texi: Document representation of attributes.
7529 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7531 * doc/tm.texi: Update some places for the rename of target to
7534 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7536 * target.h (struct gcc_target): Add insert_attributes.
7537 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
7538 (TARGET_INITIALIZER): Update.
7539 * tree.c, tree.h (default_insert_attributes): New function.
7540 Update comments on other default functions to refer to targetm,
7542 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
7543 TARGET_INSERT_ATTRIBUTES.
7544 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
7545 * c-common.c (decl_attributes): Use targetm.insert_attributes.
7546 Don't use PRAGMA_INSERT_ATTRIBUTES.
7547 * Makefile.in (c-common.o): Depend on $(TARGET_H).
7548 * c-decl.c (start_decl, start_function): Don't call
7549 SET_DEFAULT_DECL_ATTRIBUTES.
7550 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
7551 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
7553 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
7554 (c4x_check_attribute): Avoid modifying attribute list itself.
7555 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
7557 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
7558 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
7560 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
7561 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
7563 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
7564 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
7566 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
7567 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
7568 Adjust parameters. Make static.
7570 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7572 * c-common.c (decl_attributes): Only take a single attributes
7574 * c-common.h (decl_attributes): Update prototype.
7575 * c-decl.c (start_decl, start_function): Only take a single
7576 attributes parameter. Update calls to decl_attributes.
7577 (finish_struct, finish_enum): Update calls to decl_attributes.
7578 (push_parm_decl): Expect unified list of attributes. Update call
7580 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
7581 notype_nested_function, component_declarator,
7582 component_notype_declarator, label): Update calls to
7584 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
7585 lists that are passed to push_parm_decl.
7586 * c-tree.h (start_function, start_decl): Update prototypes.
7587 * config/sh/sh-protos.h, config/sh/sh.c
7588 (sh_pragma_insert_attributes): Only take a single attributes
7590 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
7591 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
7592 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
7593 build_module_descriptor, generate_static_references,
7594 generate_strings, build_selector_translation_table,
7595 generate_descriptor_table, generate_protocols,
7596 generate_ivars_list, generate_dispatch_table,
7597 generate_protocol_list, generate_category,
7598 generate_shared_structures, really_start_method, add_objc_decls,
7599 generate_classref_translation_entry): Update calls to start_decl
7601 (build_tmp_function_decl, start_method_def): Unify attribute lists
7602 that are passed to push_parm_decl.
7604 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
7606 * final.c (no_asm_to_stream): New.
7607 (final_scan_insn): Use target structures for prologue ends
7608 and epilogue starts.
7609 * output.h (no_asm_to_stream): New.
7610 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
7611 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
7612 (TARGET_ASM_OUT): Update.
7613 * target.h (struct gcc_target): New members function_end_prologue
7614 and function_begin_epilogue.
7615 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
7616 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
7617 * config/alpha/alpha.c (output_end_prologue): Rename to
7618 alpha_output_function_end_prologue. Use in target struct
7620 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
7621 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
7622 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
7623 ia64_output_function_end_prologue. Use in target struct
7625 (ia64_function_prologue, ia64_funciton_epilogue): Rename
7626 mistyped prototypes.
7627 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
7628 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
7630 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
7631 an use in target struct, make static.
7632 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
7635 2001-07-08 Richard Henderson <rth@redhat.com>
7637 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
7639 2001-07-08 Richard Henderson <rth@redhat.com>
7641 * config/i386/i386.md: Remove constraints strings from define_split
7642 and define_peephole2 patterns.
7643 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
7644 (eh_return): Use them.
7646 2001-07-08 Richard Henderson <rth@redhat.com>
7648 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
7649 Document MD_FALLBACK_FRAME_STATE_FOR.
7651 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7653 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
7654 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
7656 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
7658 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
7660 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
7661 of the label inside NAME as opposed to just the end of NAME.
7663 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
7665 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
7666 * config/alpha/alpha.c (alpha_init_machine_status,
7667 alpha_mark_machine_status, alpha_free_machine_status): Delete.
7668 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
7669 (vms_valid_decl_attribute_p): Make static, conditionally compile.
7670 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
7672 2001-07-06 Stan Shebs <shebs@apple.com>
7674 * target.h (targetm): Rename global from "target", so as not to
7675 conflict with local variables.
7677 * c-typeck.c: Ditto.
7681 * cp/decl2.c: Ditto.
7682 * cp/typeck.c: Ditto.
7683 * 1750a/1750a.c: Ditto.
7684 * a29k/a29k.c: Ditto.
7688 * clipper/clipper.c: Ditto.
7689 * convex/convex.c: Ditto.
7690 * d30v/d30v.c: Ditto.
7691 * dsp16xx/dsp16xx.c: Ditto.
7692 * elxsi/elxsi.c: Ditto.
7693 * fr30/fr30.c: Ditto.
7694 * h8300/h8300.c: Ditto.
7695 * i370/i370.c: Ditto.
7696 * i386/i386.c: Ditto.
7697 * i860/i860.c: Ditto.
7698 * i960/i960.c: Ditto.
7699 * ia64/ia64.c: Ditto.
7700 * m32r/m32r.c: Ditto.
7701 * m68hc11/m68hc11.c: Ditto.
7702 * m68k/m68k.c: Ditto.
7703 * m88k/m88k.c: Ditto.
7704 * mips/mips.c: Ditto.
7705 * ns32k/ns32k.c: Ditto.
7707 * pdp11/pdp11.c: Ditto.
7708 * romp/romp.c: Ditto.
7709 * rs6000/rs6000.c: Ditto.
7711 * sparc/sparc.c: Ditto.
7713 * we32k/we32k.c: Ditto.
7714 * doc/tm.texi: Update the manual to match.
7716 2001-07-06 Richard Henderson <rth@redhat.com>
7718 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
7719 DWARF2_UNWIND_INFO not just whether it is defined.
7721 2001-07-06 Diego Novillo <dnovillo@redhat.com>
7723 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
7724 call to simplify_binary_operation returns a new pattern.
7726 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7728 * glimits.h (__SHRT_MAX__): New.
7729 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
7730 (SHRT_MAX): Define in terms of __SHRT_MAX__.
7732 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
7734 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
7737 2001-07-06 Richard Henderson <rth@redhat.com>
7739 * bitmap.c (bitmap_release_memory): Move adjacent to the
7740 allocation functions.
7741 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
7742 the implementation. Binary search for the set bit.
7743 (bitmap_union_of_diff): Allocate the temporary on the stack
7744 instead of using xmalloc.
7746 2001-07-06 Richard Henderson <rth@redhat.com>
7748 * genrecog.c (validate_pattern): Warn for constraints in
7749 define_{expand,split,peephole2}. Remove strict_low_part
7750 before looking up match_dup.
7752 2001-07-06 DJ Delorie <dj@redhat.com>
7754 * doc/gcc.texi (Makefile): Rename to be a more general purpose
7755 chapter about various build hints and history. Add section
7756 talking about the various types of native and cross builds.
7758 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
7760 * Makefile.in (final.o): Depend on target.h.
7761 * final.c: Include target.h.
7762 (default_function_pro_epilogue): New.
7763 (final_start_function): Use target structure for function prologues.
7764 (final_end_function): Use target structure for function epilogues.
7765 * fold-const.c (real_hex_to_f): Constify s and p.
7766 * output.h (default_function_pro_epilogue): New.
7767 * real.h (real_hex_to_f): Update prototype.
7768 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
7769 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
7770 (TARGET_INITIALIZER): Update.
7771 * target.h (gcc_target): Add struct asm_out.
7772 * doc/tm.texi: Update.
7775 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
7776 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
7777 in cpu/cpu.c, or rename old functions consistently. Take
7778 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
7779 redundant macros and prototypes. Make new functions static.
7781 * 1750a/1750a.c: Similarly.
7782 * 1750a/1750a.h: Similarly.
7783 * a29k/a29k-protos.h: Similarly.
7784 * a29k/a29k.c: Similarly.
7785 * a29k/a29k.h: Similarly.
7786 * arc/arc-protos.h: Similarly.
7787 * arc/arc.c: Similarly.
7788 * arc/arc.h: Similarly.
7789 * arm/arm-protos.h: Similarly.
7790 * arm/arm.c: Similarly.
7791 * arm/arm.h: Similarly.
7792 * avr/avr-protos.h: Similarly.
7793 * avr/avr.c: Similarly.
7794 * avr/avr.h: Similarly.
7795 * clipper/clipper-protos.h: Similarly.
7796 * clipper/clipper.c: Similarly.
7797 * clipper/clipper.h: Similarly.
7798 * convex/convex.c: Similarly.
7799 * convex/convex.h: Similarly.
7800 * d30v/d30v-protos.h: Similarly.
7801 * d30v/d30v.c: Similarly.
7802 * d30v/d30v.h: Similarly.
7803 * d30v/d30v.md: Similarly.
7804 * dsp16xx/dsp16xx-protos.h: Similarly.
7805 * dsp16xx/dsp16xx.c: Similarly.
7806 * dsp16xx/dsp16xx.h: Similarly.
7807 * elxsi/elxsi.c: Similarly.
7808 * elxsi/elxsi.h: Similarly.
7809 * fr30/fr30.c: Similarly.
7810 * fr30/fr30.md: Similarly.
7811 * h8300/h8300-protos.h: Similarly.
7812 * h8300/h8300.c: Similarly.
7813 * h8300/h8300.h: Similarly.
7814 * i370/i370-protos.h: Similarly.
7815 * i370/i370.c: Similarly.
7816 * i370/i370.h: Similarly.
7817 * i386/i386.c: Similarly.
7818 * i386/osf1elf.h: Similarly.
7819 * i386/osfrose.h: Similarly.
7820 * i860/i860-protos.h: Similarly.
7821 * i860/i860.c: Similarly.
7822 * i860/i860.h: Similarly.
7823 * i960/i960-protos.h: Similarly.
7824 * i960/i960.c: Similarly.
7825 * i960/i960.h: Similarly.
7826 * ia64/ia64-protos.h: Similarly.
7827 * ia64/ia64.c: Similarly.
7828 * ia64/ia64.h: Similarly.
7829 * m32r/m32r-protos.h: Similarly.
7830 * m32r/m32r.c: Similarly.
7831 * m32r/m32r.h: Similarly.
7832 * m68hc11/m68hc11-protos.h: Similarly.
7833 * m68hc11/m68hc11.c: Similarly.
7834 * m68hc11/m68hc11.h: Similarly.
7835 * m68k/crds.h: Similarly.
7836 * m68k/dpx2.h: Similarly.
7837 * m68k/m68k-protos.h: Similarly.
7838 * m68k/m68k.c: Similarly.
7839 * m68k/m68k.h: Similarly.
7840 * m68k/news.h: Similarly.
7841 * m88k/m88k-protos.h: Similarly.
7842 * m88k/m88k.c: Similarly.
7843 * m88k/m88k.h: Similarly.
7844 * mips/mips-protos.h: Similarly.
7845 * mips/mips.c: Similarly.
7846 * mips/mips.h: Similarly.
7847 * ns32k/merlin.h: Similarly.
7848 * ns32k/ns32k.c: Similarly.
7849 * ns32k/ns32k.h: Similarly.
7850 * ns32k/tek6000.h: Similarly.
7851 * pa/pa-protos.h: Similarly.
7852 * pa/pa.c: Similarly.
7853 * pa/pa.h: Similarly.
7854 * pdp11/2bsd.h: Similarly.
7855 * pdp11/pdp11-protos.h: Similarly.
7856 * pdp11/pdp11.c: Similarly.
7857 * pdp11/pdp11.h: Similarly.
7858 * romp/romp-protos.h: Similarly.
7859 * romp/romp.c: Similarly.
7860 * romp/romp.h: Similarly.
7861 * rs6000/rs6000-protos.h: Similarly.
7862 * rs6000/rs6000.c: Similarly.
7863 * rs6000/rs6000.h: Similarly.
7864 * rs6000/sysv4.h: Similarly.
7865 * sh/sh-protos.h: Similarly.
7866 * sh/sh.c: Similarly.
7867 * sh/sh.h: Similarly.
7868 * sparc/sparc-protos.h: Similarly.
7869 * sparc/sparc.c: Similarly.
7870 * sparc/sparc.h: Similarly.
7871 * vax/vax.c: Similarly.
7872 * vax/vax.h: Similarly.
7873 * vax/vms.h: Similarly.
7874 * we32k/we32k.c: Similarly.
7875 * we32k/we32k.h: Similarly.
7877 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
7879 * basic-block.h (first_insn_after_basic_block_note): Declare.
7880 * flow.c (first_insn_after_basic_block_note): Define. Moved
7882 * ssa.c (first_insn_after_basic_block_note): Remove.
7883 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
7885 (ssa_eliminate_dead_code): Properly update the CFG and PHI
7886 nodes when we find a dead conditional branch. Insert BARRIERs
7887 after any blocks with no successors, but which do not have
7890 2001-07-06 Zack Weinberg <zackw@stanford.edu>
7892 * varray.c (varray_check_failed): Use internal_error.
7894 2001-07-05 Andrew Haley <aph@redhat.com>
7896 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
7897 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
7898 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
7900 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
7902 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
7903 reference if the target constant is also a SYMBOL_REF.
7905 2001-07-05 Eric Christopher <echristo@redhat.com>
7907 * config/mips/mips.h (MASK_MIPS3900): Remove.
7908 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
7909 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
7910 (TARGET_MIPS3900): Change to use mips_arch.
7911 (TARGET_MIPS4000): New.
7912 (TARGET_MIPS4100): New.
7913 (TARGET_MIPS4300): New.
7914 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
7915 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
7917 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
7918 (ISA_HAS_BRANCHLIKELY): To here.
7919 (CC1_CPU_SPEC): New.
7920 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
7921 (mips_arch_string): Declare.
7922 (mips_arch): Declare.
7923 (TARGET_OPTIONS): Add -march and -mtune.
7925 * config/mips/mips.c (mips_arch_string): New.
7927 (override_options): Handle -march for codegen and -mtune
7928 for scheduling. Use mips_arch. Move tx39 target default here.
7929 (mips_parse_cpu): Move error message to override_options.
7931 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
7933 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
7935 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
7936 (MIPS Options): Ditto. Change mcpu entry to historical text.
7938 2001-07-05 H.J. Lu (hjl@gnu.org)
7940 * config/mips/mips.c (mips_parse_cpu): New function to parse
7943 2001-07-05 Jim Wilson <wilson@redhat.com>
7945 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
7946 * config/ia64/t-ia64: Likewise.
7947 (LIB1ASMFUNCS): Update comment.
7949 2001-07-05 David Edelsohn <edelsohn@gnu.org>
7951 * doc/install.texi (Install GCC: Binaries): Fix typo.
7953 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7955 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
7956 reference using the stack pointer, adjust it since we push Y
7958 ("*ashrsi3"): Likewise.
7959 ("*lshrsi3"): Likewise.
7961 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7963 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
7964 when -fomit-frame-pointer is used.
7966 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
7968 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
7969 (try_redirect_by_replacing_jump): Reverse updating properly the
7970 count and frequency information. Reverse removing cc0 setter.
7971 (forwarder_block_p): Reverse fixing for fallthru blocks.
7973 2001-07-05 DJ Delorie <dj@redhat.com>
7975 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
7976 (translate_options): If the above is defined, use it to map
7977 given options to new options.
7978 * doc/tm.texi: Document it.
7980 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
7981 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7983 * doc/invoke.texi (Optimize Options): Document that -fgcse may
7984 cause programs using computed gotos to run more slowly.
7986 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7988 * doc/install.texi (Specific): Markup, spelling and typo fixes.
7990 Consistently require binutils 2.11.2, not prereleases.
7991 (Specific, decstation-*): Canonicalize as mips-dec-*.
7992 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
7994 (Specific, m68k-altos): Removed reference to README.altos, deleted.
7995 (Specific, mips-*): Reword MIPS C compiler requirements.
7996 (Specific, powerpc*-*-*): New, mention --with-cpu once.
7997 (Specific, sunv5): Removed, obsolete.
7999 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
8001 * dwarf2out.c (output_loc_list): Use an all ones mask for
8002 .text asm output and don't rely on long long
8003 literals. Reformat some long lines.
8005 2001-07-05 Andreas Jaeger <aj@suse.de>
8007 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
8010 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
8012 * dwarf2out.c (dwarf2out_define): Update comment.
8013 (dwarf2out_undef): Ditto.
8014 (dwarf2out_start_source_file): Ditto.
8015 (dwarf2out_end_source_file): Ditto.
8016 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
8017 since we never call the start/end debug hook for the primary file.
8019 2001-07-04 Kazu Hirata <kazu@hxi.com>
8021 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
8024 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
8026 * cppinit.c (remove_dup_dirs): Inform if a system include
8027 directory is being reordered.
8028 * doc/invoke.texi (Directory Options): GCC warns if you hide a
8030 * doc/cpp.texi (Search Paths): Likewise.
8031 * doc/gcc.texi (Interoperation): Remove information about
8034 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
8036 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
8037 (VARRAY_TOP_CHAR_PTR): Likewise.
8039 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8041 * gcc.c (process_command): Don't assign elements of a const char*.
8043 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8045 * emit-rtl.c (change_address): Don't abort if invalid address while
8046 reload is in progress.
8048 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
8050 * c-lex.c (cb_file_change): Pass line number to
8051 debug_start_source_file.
8052 (cb_undefine): Pass correct line number to debug_undef.
8054 * toplev.c (debug_start_source_file): Add line number to
8055 parameters. Pass it along to dwarf2out_start_source_file.
8056 (decode_g_option): Stop resetting debug level back to normal when
8057 we change debug formats, unless the current level is
8058 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
8061 * toplev.h (debug_start_source_file): Add line number to
8064 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
8067 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
8069 Output debug_macinfo data for starting file if requested.
8070 (dwarf2out_end_source_file): Output debug_macinfo data for ending
8072 (dwarf2out_define): Output debug_macinfo data for defining a macro
8074 (dwarf2out_undef): Output debug_macinfo data for undefining a
8076 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
8077 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
8078 (macinfo_section_label): New. DWARF2 macro info section label.
8079 (dwarf2out_init): If we want macro info, output the start label
8081 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
8082 attribute to the compilation unit die pointing to the macro info.
8084 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
8086 * dwarf2out.c (new_loc_list): Move to inside #ifdef
8087 DWARF2_DEBUGGING_INFO.
8088 (add_loc_descr_to_loc_list): Ditto.
8089 (output_loc_list): Ditto.
8090 Also, fix thinko in curr not being initialized.
8091 (gen_internal_sym): Ditto.
8093 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8095 * emit-rtl.c (replace_equiv_address): New function.
8096 * expr.h (replace_equiv_address): New declaration.
8097 * explow.c (validize_mem): Call it instead of change_address and
8098 also call if -fforce-addr and address is constant.
8099 * expr.c: Replace more calls to change_address with adjust_address
8100 and/or replace_equiv_address or to validize_mem.
8101 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
8102 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
8103 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
8104 * config/i370/i370.md, config/i860/i860.md: Likewise.
8105 * config/i960/i960.md, config/mips/mips.c: Likewise.
8106 * config/mips/mips.md, config/pa/pa.md: Likewise.
8107 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
8108 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
8110 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8112 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
8114 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
8117 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
8119 * doc/include: New directory.
8120 * doc/fdl.texi: Move to doc/include/fdl.texi.
8121 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
8122 * doc/include/funding.texi, doc/include/gpl.texi: New files.
8123 * doc/gcc.texi: Use funding.texi and gpl.texi.
8124 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
8125 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
8126 Update dependencies and use -I $(docdir)/include.
8128 2001-07-04 Anthony Green <green@redhat.com>
8130 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
8132 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8134 * doc/install.texi (sparc64-*-*): Remove garbage.
8136 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
8138 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
8139 Fix typo in last change to use adjust_address.
8141 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8143 * doc/install.texi (Specific): Update information for *-*-solaris*.
8145 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8147 * explow.c (plus_constant_wide): Reinitialize Y for restart.
8149 2001-07-03 Stan Shebs <shebs@apple.com>
8151 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
8152 case for flag_no_mach_text_sections.
8153 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
8154 * config/darwin.c (flag_no_mach_text_sections): Remove.
8155 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
8157 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8159 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
8160 and avoid checking for constant as first operand.
8161 * recog.c (find_constant_term_loc): No longer static.
8162 (adj_offettable_operand): Delete.
8163 * rtl.h (adj_offsettable_operand): Delete declaration.
8164 (find_constant_term): Add declaration.
8165 * caller-save.c: Replace calls to adj_offsettable_operand with calls
8167 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
8168 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
8169 * config/i386/i386.c, config/i386/i386.md: Likewise.
8170 * config/i860/i860.c, config/i960/i960.c: Likewise.
8171 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
8172 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
8173 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
8174 * config/mips/mips.c, config/mips/mips.md: Likewise.
8175 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
8176 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
8177 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
8178 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
8179 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
8180 * config/ns32k/ns32k.md: Likewise.
8182 2001-07-03 Zack Weinberg <zackw@stanford.edu>
8184 * rtl.c (copy_rtx): Handle 'T' format letter.
8185 * gensupport.c (collect_insn_data): Likewise.
8186 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
8188 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
8190 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
8191 -B option. Use 'dir' not 'foo' as example directory name.
8193 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8195 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8196 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
8198 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
8200 * doc/cppinternals.texi: Improve formatting and logical markup.
8202 2001-07-03 Andreas Jaeger <aj@suse.de>
8204 * Makefile.in (insn-recog.o): Add dependency on reload.h.
8206 * genrecog.c (write_header): Include reload.h for prototypes in
8209 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
8212 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
8213 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
8214 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
8215 i386_pe_valid_type_attribute_p): Add.
8216 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
8217 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
8219 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8221 * explow.c (plus_constant_wide, case LO_SUM): New case.
8222 (plus_constant_for_output_wide): Delete.
8223 * rtl.h (plus_constant_for_output): Delete.
8224 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
8225 instead of plus_constant_for_output.
8226 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
8227 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
8228 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
8229 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
8230 * config/sparc/sparc.md: Likewise.
8231 Convert some change_address calls to adjust_address.
8233 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
8235 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
8236 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
8237 documentation of -std and -Wwrite-strings.
8239 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
8241 * cse.c (canon_hash): Don't register registers in very small
8242 register classes, as extending their lifetime might cause
8245 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8247 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
8249 * flow.c (forwarder_block_p): Fix for fallthru blocks.
8250 (try_redirect_by_replacing_jump): Update properly the count
8251 and frequency information.
8253 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
8255 * toplev.c (dump_file_index): Move SSA dumps just after first
8257 (dump_file): Corresponding changes.
8258 (rest_of_compilation): Move SSA path to just after the first
8260 * doc/gcc.texi (Passes): Update due to movement of SSA path.
8261 * doc/invoke.texi: Update dump file #s as they were completely
8262 out of date with reality.
8264 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
8266 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
8268 * expr.c (emit_move_insn_1): Deal with non-default
8271 * expr.c (emit_single_push_insn): Fix warning.
8273 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
8275 * expr.c (emit_move_insn_1): Avoid modifying
8276 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
8278 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8280 * emit-rtl.c (adjust_address): New function.
8281 * expr.h (adjust_address): Add declaration.
8282 * builtins.c: Replace some calls to change_address with calls to it
8284 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
8285 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
8286 * config/arm/arm.c, config/convex/convex.c: Likewise.
8287 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
8288 * config/i386/i386.c, config/i386/i386.md: Likewise.
8289 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
8290 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
8291 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
8292 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
8293 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
8295 2001-07-02 Jim Wilson <wilson@redhat.com>
8297 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
8299 2001-07-02 Steve Ellcey <sje@cup.hp.com>
8301 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
8302 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
8304 2001-07-02 Zack Weinberg <zackw@stanford.edu>
8306 * cppinit.c (lang_defaults): New table.
8307 (set_lang): Just read from lang_defaults into the live options
8310 2001-07-02 Zack Weinberg <zackw@stanford.edu>
8312 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
8313 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
8314 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
8316 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8318 * doc/install.texi: Various spelling and markup fixes.
8319 (Installing GCC): Component specific installation instructions are
8322 Warn about removing old install dir in the presence of shared libs.
8323 (Configuration): Invoke with options target to match configure
8325 Consistently refer to gas, gld pathnames.
8326 Invert --enable-multilib documentation.
8327 Remove references to old compiler versions.
8329 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8331 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
8333 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8335 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
8337 (Specific, mips*-sgi-irix5): Note IDO download.
8338 Reworded MIPS C hints.
8339 Use GNU as instead of GAS.
8341 Removed SGI Freeware reference, IRIX 6 only.
8342 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
8343 Note N64 library requirement/workaround.
8345 Complete list of structure passing bug victims.
8347 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8349 * doc/install.texi: Remove CVS Id.
8351 2001-07-02 Andreas Jaeger <aj@suse.de>
8353 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
8354 (find_inherently_necessary): Remove unused variable.
8356 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
8358 * c-common.h (TDI_inlined): New ast dump phase.
8359 (dump_flag_name): New function.
8360 * c-dump.c (dump_files): Add inlined phase.
8361 (dump_flag_name): Define.
8362 * doc/invoke.texi (-fdump-ast-inlined): Document.
8364 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8366 * stor-layout.c (layout_decl): Revert change to handling of alignment
8369 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8371 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
8374 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
8376 * doc/tm.texi (FUNCTION_ARG): Document that the last call
8379 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
8381 * tlink.c (recompile_files): Remove COMPILER_PATH and
8382 LIBRARY_PATH from the environment.
8384 2001-07-01 Zack Weinberg <zackw@stanford.edu>
8386 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
8387 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
8389 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
8391 * c-parse.in (OBJC_STRING): Kill.
8392 (objc_string): Decompose to [objc_string] '@' STRING.
8393 (reswords): Take the leading '@' off all the Objective C keywords.
8394 (objc_rid_sans_at): Kill.
8395 (init_reswords): Don't initialize it.
8396 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
8397 (_yylex): Kill reconsider label. Look ahead one token after
8398 an '@'; if we get an identifier, check whether it's an
8399 Objective C @-keyword. If so, return the keyword. Otherwise,
8400 put back the token and return the '@' as a terminal.
8402 * cpplib.c (lex_macro_node): Remove unnecessary check for
8403 leading '@' on identifier. Clarify control flow and commentary.
8405 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8407 * cse.c (new_label_ref): Variable deleted.
8408 (insert): Remove set of new_label_ref.
8409 (check_for_label_ref): New function.
8410 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
8412 See ChangeLog.5 for earlier changes.