1 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
3 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
4 code generation only for Gnu assembler.
6 2001-09-18 Catherine Moore <clm@redhat.com>
8 * config/stormy16 (LIB_SPEC): Remove -lnosys.
10 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
12 * config/mips/mips.c (mips_frame_set): New.
13 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
14 a parallel frame-related expression with a set for each register.
16 2001-09-18 Philip Blundell <philb@gnu.org>
18 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
21 2001-09-17 Dale Johannesen <dalej@apple.com>
23 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
24 * config/rs6000/aix.h (FIXED_R2): Define.
25 * config/rs6000/darwin.h (FIXED_R2): Define.
26 * config/rs6000/sysv4.h (FIXED_R2): Define.
28 2001-09-17 Jeff Sturm <jsturm@one-point.com>
30 * except.c (dw2_build_landing_pads): New local
31 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
32 barrier after clobbers. Fixes c++/4012.
34 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
36 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
38 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
40 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
41 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
43 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
45 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
48 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
50 * cpphash.h (_cpp_lex_direct): New.
51 * cpplex.c (_cpp_lex_token): Update.
52 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
53 and increment that pointer.
54 * cppmacro.c (alloc_expansion_token): New.
55 (lex_expansion_token): Lex macro expansion directly into
58 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
60 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
62 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
64 * basic-block.h (free_bb_for_insn): Declare.
65 * bb-reorder.c (label_for_bb): Use block_label.
66 (emit_jump_to_block_after): Remove.
67 (insert_intra_1): Do not update block_for_insn.
68 (insert_inter_bb_scope_notes): Likewise; update bb->end
69 * cfg.c (free_bb_for_insn): New.
70 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
71 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
72 (commit_one_edge_insertion): Likewise.
73 (commit_one_edge_insertion): Do not update BB boundary.
74 (commit_edge_insertions): Do not call compute_bb_for_insn.
75 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
76 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
77 (merge_blocks_move_successor_nojumps): Likewise.
78 (try_crossjump_to_edge): Do not update block_for_insn.
79 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
80 * df.c (df_pattern_emit_later): Do not update BB boundary.
81 (df_jump_pattern_emit_after): Likewise.
82 (df_insn_move_before): Use emit_insn_before.
83 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
85 (add_insn_after, add_insn_before, emit_insns_after): Update BB
86 boundaries and basic_block_for_insn.
87 (reorder_insns_nobb): Rename from reorder_insns.
89 (emit_block_insn_before, emit_block_insn_after): Kill.
90 * flow.c (check_function_return_warnings): Do not call
91 compute_bb_for_insn; Do not free basic_block_for_insn.
92 (attempt_auto_inc): Do not update basic_block_for_insn.
93 * function.c (emit_return_into_block): Likewise;
94 do not update BB boundaries.
95 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
96 (insert_insn_end_bb): Use emit_insn_before; Likewise.
97 (pre_insert_copy_insn): Likewise.
98 (update_ld_motion_notes): Likewise.
99 (insert_insn_start_bb): Likewise.
100 (replace_store_insn): Likewise.
101 * ifcvt.c (noce_process_if_block): Likewise.
102 (if_convert): Do not call compute_bb_for_insn.
103 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
104 Use emit_insn_before and emit_insn_after.
105 * recog.c (split_all_insns): Do not update BB boundaries;
106 Do not call compute_bb_for_insn.
107 (peephole2_optimize): Do not update BB boundaries.
108 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
110 (emit_swap_insn): Likewise.
111 (convert_regs_1): Likewise.
112 * reload1.c (reload): Call compute_bb_for_insn.
113 * rtl.h (reorder_insns_nobb): Declare.
114 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
115 * toplev.c (rest_of_compilation): Call free_bb_for_insn
116 at places CFG is invalidated; do not call compute_bb_for_insn.
118 * cfg.c (expunge_block): Invalidate BB structure.
120 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
123 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
125 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
127 * cpphash.h (_cpp_lex_token): Update prototype.
128 * cpplex.c (_cpp_lex_token): New prototype.
129 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
130 lex_macro_node, read_flag, do_pragma_poison): Update.
131 * cppmacro.c (cpp_get_token, parse_params,
132 lex_expansion_token): Update.
134 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
136 * cppmain.c (scan_translation_unit): Don't worry about
137 putting a space after hashes.
138 * cpplib.c (directive_diagnostics): New.
139 (_cpp_handle_directive): Update to use directive_diagnostics.
140 (run_directive): Don't toggle prevent_expansion.
141 (do_line): Backup in case of the line extension.
142 * cpplib.h (cpp_lexer_pos): Remove.
143 * cppmacro.c (_cpp_create_definition): Precede a leading #
146 2001-09-15 Richard Henderson <rth@redhat.com>
148 * c-typeck.c (comptypes): Handle zero-length arrays properly.
150 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
152 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
154 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
157 * tradcpp.c (handle_directive): Skip non-vertical space.
159 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
161 * cppmain.c (setup_callbacks): Set line callback only
162 if outputting preprocessed source.
164 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
166 * collect2.c (main): Const-ification.
167 * gcc.c (translate_options, process_command): Use xstrdup in
168 lieu of xmalloc/strcpy.
169 (main): Use concat in lieu of xmalloc/strcpy/strcat.
171 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
173 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
176 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
178 * scan-decls.c (scan_decls): Fix typo.
180 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
182 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
183 Split mlstring_pos into mls_line and mls_col.
184 * cppinit.c (cpp_create_reader): Initialize line to 1.
185 (cpp_destroy): Free tokenruns.
186 (push_include): Don't update lexer_pos.
187 * cpplex.c (unterminated, parse_string): Update.
188 (lex_token): Don't update lexer_pos, update.
189 * cpplib.c (if_stack): Save line instead of line + col.
190 (start_directive, _cpp_do__Pragma, do_else, do_elif,
191 push_conditional, _cpp_pop_buffer): Update.
192 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
193 (_cpp_create_definition): Update.
195 2001-09-15 Eric Christopher <echristo@redhat.com>
197 * config/mips/abi64.h: Add support for MEABI.
199 2001-09-15 Eric Christopher <echristo@redhat.com>
201 * config/mips/mips.md: Add unspec #2.
203 (reload_outdi): Ditto.
204 (reload_outsi): Ditto.
207 2001-09-15 Eric Christopher <echristo@redhat.com>
208 Jason Eckhardt <jle@redhat.com>
210 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
211 * config/mips/isa32-linux.h: New file.
212 * config/mips/isa3264.h: Ditto.
213 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
214 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
215 (output_block_mode): Support MEABI.
216 (function_arg): Ditto. Fix floating point arg passing.
217 (mips_va_start): Ditto.
218 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
220 (mips_asm_file_start): Add new section to pass abi to gdb.
221 (function_arg_pass_by_reference): Support MEABI.
222 (mips_parse_cpu): Support mips32 and mips64 processors.
223 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
224 TARGET_MIPS5KC. Support isa32 and isa64.
225 (processor_type): Add r4kc, r5kc, r20kc.
226 (GENERATE_MULT3_SI): New.
227 (GENERATE_MULT3_DI): Ditto.
228 (GENERATE_MULT3): Remove.
229 (ISA_HAS_64BIT_REGS): Add isa == 64.
230 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
231 (ISA_HAS_MADD_MSUB): New.
232 (ISA_HAS_CLZ_CLO): Ditto.
233 (ISA_HAS_DCLZ_DCLO): Ditto.
234 (ABI_GAS_ASM_SPEC): New.
235 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
238 (SUBTARGET_CC1_SPEC): Ditto.
239 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
240 (PAD_VARARGS_DOWN): Support MEABI.
241 (HARD_REGNO_NREGS): Move to mips.c.
242 (ASM_OUTPUT_IDENT): Add #undef.
243 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
244 (mulsi3): Use GENERATE_MULT3_SI.
245 (mulsi3_mult3): Ditto. Support mips32, mips64.
246 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
247 (mul_sub_si): New pattern.
248 (unnamed splitters): New.
249 (muldi3): Use GENERATE_MULT3_DI.
250 (muldi3_internal2): Ditto.
251 (movdicc): Support mips32.
252 * config/mips/t-isa3264: New file.
254 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
256 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
257 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
258 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
260 * reorg.c (fill_slots_from_thread): After call to
261 steal_delay_list_from_target, update own_thread as new_thread may
264 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
266 * cpperror.c (print_location): Take line and column, for
267 default positioning use the previously lexed token.
268 (_cpp_begin_message): Take line and column.
269 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
270 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
271 * cpphash.h (_cpp_begin_message): Update prototype.
272 * cppinit.c (push_include): Don't set output line.
273 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
274 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
275 (do_pragma): Kludge for front ends. Don't expand macros at all.
276 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
277 (struct cpp_token): Remove output_line.
278 (struct cpp_callbacks): New member line_change.
279 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
280 cpp_get_token): Preserve BOL flag.
281 (cpp_get_line): Remove.
282 (_cpp_backup_tokens): Remove useless abort().
283 * cppmain.c (cb_line_change): New.
284 (scan_translation_unit): Don't worry about starting new lines here.
285 * scan-decls.c (scan_decls): Update.
286 * c-lex.c (c_lex, init_c_lex): Update.
287 (cb_line_change, src_lineno): New.
289 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
291 * tree.c (append_random_chars): Generate the random
292 characters in a reproducable fashion.
294 2001-09-14 Richard Henderson <rth@redhat.com>
296 * config/i386/i386.c (internal_label_prefix): New.
297 (internal_label_prefix_len): New.
298 (override_options): Set them.
299 (local_symbolic_operand): New.
300 (legitimate_pic_address_disp_p): Use it.
301 (legitimize_pic_address): Likewise.
303 2001-09-14 Marc Espie <espie@openbsd.org>
305 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
308 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
310 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
311 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
313 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
315 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
316 invocation of SUBREG_REGNO_OFFSET.
318 * haifa-sched.c: Fix typo in FSF copyright statement.
319 * sched-deps.c: Fix typo in FSF copyright statement.
320 * sched-ebb.c: Fix typo in FSF copyright statement.
321 * sched-rgn.c: Fix typo in FSF copyright statement.
322 * sched-vis.c: Fix typo in FSF copyright statement.
324 * config.gcc: Move inclusion of arm elf specific header files
325 from the files themselves into the tm_file variable. Make
326 sure that elfos.h is included before target specific elf
328 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
330 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
331 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
332 ASM_OUTPUT_CASE_LABEL): Protect definition.
333 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
335 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
336 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
337 Remove duplicate definition.
338 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
339 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
340 (RDATA_SECTION_FUNCTION): Remove redundant definition.
341 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
342 Remove inclusion of arm/elf.h.
343 * config/arm/unknown-elf.h: as for conix-elf.h.
344 (STARTFILE_SPEC): Include crti.o and crtn.o.
345 * config/arm/linux-elf.h: as for conix-elf.h.
346 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
347 * config/arm/strongarm-elf.h: Remove inclusion of
349 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
350 * config/arm/unknown-elf-oabi.h: Remove inclusion of
351 unknown-elf.h and elf.h.
352 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
353 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
354 ASM_WEAKEN_LABEL): Remove redundant definition.
355 * config/arm/elf.h: Test for inclusion of elfos.h
356 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
357 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
358 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
359 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
360 redundant definition.
361 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
362 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
363 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
364 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
365 Add rules to build crti.o and crtn.o
366 * crti.asm: New file.
367 * crtn.asm: New file.
369 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
371 * c-parse.in (_yylex): Use _cpp_backup_tokens.
372 * cpphash.h (struct tokenrun): Add prev.
373 (struct lexer_state): Remove bol.
374 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
375 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
377 * cppinit.c (cpp_create_reader): Don't set bol.
378 (cpp_destroy): Don't free lookaheads.
379 * cpplex.c (lex_directive): Remove.
380 (next_tokenrun): Update.
381 (_cpp_lex_token): Clean up logic.
382 (lex_token): Update to return a pointer to lexed token, since it
383 can move to the start of the buffer. Simpify newline handling.
384 * cpplib.c (SEEN_EOL): Update.
385 (skip_rest_of_line): Remove lookahead stuff.
386 (end_directive): Line numbers are already incremented. Revert
387 to start of lexed token buffer if we can.
388 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
389 parse_answer): Use _cpp_backup_tokens.
390 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
391 instead. Don't check for EOL.
392 (do_include_common, do_line, do_pragma_system_header): Use
394 * cpplib.h (BOL, _cpp_backup_tokens): New.
395 * cppmacro.c (save_lookahead_token, take_lookahead_token,
396 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
397 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
398 (builtin_macro): Don't use cpp_get_line.
399 (cpp_get_line): Short term kludge.
400 (parse_arg): Handle directives in arguments here. Back up when
401 appropriate. Store EOF at end of argument list.
402 (funlike_invocation_p): Use _cpp_backup_tokens.
403 (push_arg_context): Account for EOF at end of list.
404 (cpp_get_token): Remove lookahead stuff. Update.
406 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
408 * c-parse.in (yyerror): Const-ification and/or static-ization.
409 * c-typeck.c (push_member_name): Likewise.
410 * collect2.c (main): Likewise.
411 * dbxout.c (dbxout_parms): Likewise.
412 * diagnostic.c (format_with_decl): Likewise.
413 * dwarf2out.c (output_ranges): Likewise.
414 * dwarfout.c (fundamental_type_code): Likewise.
415 * except.c (dw2_output_call_site_table): Likewise.
416 * gcc.c (do_spec_1): Likewise.
417 * genopinit.c (optabs): Likewise.
418 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
419 gen_declaration_1, handle_impent): Likewise.
420 * protoize.c (default_include, in_system_include_dir, abspath):
422 * sched-vis.c (visualize_stall_cycles): Likewise.
423 * sdbout.c (plain_type_1, sdbout_end_function,
424 sdbout_end_epilogue): Likewise.
425 * varasm.c (decode_reg_name): Likewise.
427 * 1750a.c (mod_regno_adjust): Likewise.
428 * alpha.c (alpha_write_one_linkage,
429 unicosmk_output_default_externs): Likewise.
430 * arm.c (arm_condition_codes): Likewise.
431 * arm.h (arm_condition_codes): Likewise.
432 * avr.c (output_movsisf, encode_section_info): Likewise.
433 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
435 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
436 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
437 * m88k.c (output_function_profiler): Likewise.
438 * mips.c (mips_output_conditional_branch): Likewise.
439 * ns32k.c (ns32k_out_reg_names): Likewise.
440 * ns32k.h (ns32k_out_reg_names): Likewise.
441 * pj.c (pj_output_rval): Likewise.
442 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
443 * sparc.c (sparc_flat_function_prologue,
444 sparc_flat_function_epilogue): Likewise.
446 2001-09-13 Markus Werle <numerical.simulation@web.de>
447 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
449 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
450 Aachen University of Technology".
452 2001-09-13 Andreas Schwab <schwab@suse.de>
454 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
457 2001-09-13 Richard Henderson <rth@redhat.com>
459 * config/alpha/alpha.c (small_symbolic_operand): New.
460 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
461 (some_operand, input_operand): Don't handle HIGH.
462 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
463 (alpha_expand_mov): Likewise.
464 (print_operand) [H]: Just print HIGH symbol.
465 (print_operand_address): Handle small data.
466 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
467 (TARGET_SWITCHES): Add -msmall-data/large-data.
468 (PIC_OFFSET_TABLE_REGNUM): New.
469 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
470 (PREDICATE_COES): Update.
471 * config/alpha/alpha.md (adddi_er_high): New.
472 (adddi_er_low): Handle small data.
473 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
474 prefer .sdata to .rodata.
475 (SELECT_RTX_SECTION): Likewise.
477 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
479 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
480 defining __size_t and leaving size_t undefined.
482 2001-09-12 Diego Novillo <dnovillo@redhat.com>
484 * basic-block.h (expunge_block): Declare.
485 * cfg.c (expunge_block): Remove static declaration.
487 2001-09-12 Richard Henderson <rth@redhat.com>
489 * integrate.c (copy_insn_list): Copy label name from
490 NOTE_INSN_DELETED_LABEL.
492 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
494 * c-common.c (c_tree_code_name): Const-ification.
495 * c-decl.c (c_decode_option): Likewise.
496 * c-typeck.c (warn_for_assignment): Likewise.
497 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
499 * cppinit.c (output_deps): Likewise.
500 * dependence.c (dependence_string, direction_string): Likewise.
501 * dwarf2out.c (output_ranges): Likewise.
502 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
503 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
504 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
505 standard_startfile_prefix, standard_startfile_prefix_1,
506 standard_startfile_prefix_2, tooldir_base_prefix,
507 standard_bindir_prefix, find_a_file): Likewise.
508 * genattrtab.c (make_length_attrs): Likewise.
509 * gencheck.c (tree_codes): Likewise.
510 * genemit.c (gen_split): Likewise.
511 * genrecog.c (special_mode_pred_table): Likewise.
512 * graph.c (graph_ext): Likewise.
513 * protoize (default_include): Likewise.
514 * reload.c (reload_when_needed_name): Likewise.
515 * sched-vis.c (visualize_stall_cycles): Likewise.
516 * tlink.c (recompile_files): Likewise.
517 * toplev.c (decode_g_option): Likewise.
518 * tradcpp.c (output_deps): Likewise.
519 * varasm.c (decode_reg_name): Likewise.
521 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
524 * avr.c (avr_regnames, encode_section_info): Likewise.
525 * c4x.c (float_reg_names): Likewise.
526 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
527 * elfos.h (const_section): Likewise.
528 * i386.c (ix86_comp_type_attributes): Likewise.
529 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
530 * ia64/aix.h (UNIQUE_SECTION): Likewise.
531 * ia64.c (type_names): Likewise.
532 * m68hc11.c (reg_class_names): Likewise.
533 * m88k.c (m_options): Likewise.
534 * mips.c (mips_output_conditional_branch, mips_unique_section):
536 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
537 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
538 ultra_code_names): Likewise.
539 * sparc.h (OVERRIDE_OPTIONS): Likewise.
541 2001-09-12 Jakub Jelinek <jakub@redhat.com>
543 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
544 Use --fatal-warnings option for gas.
545 * configure: Rebuilt.
547 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
549 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
551 2001-09-11 Jim Wilson <wilson@redhat.com>
553 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
555 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
557 * builtins.c (c_strlen): Treat an offset too large for a
558 HOST_WIDE_INT as out of range.
560 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
562 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
563 (EDGE_CRITICAL_P): New predicate.
564 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
566 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
567 (dump_edge_info): Remove "crit".
568 * cfganal.c (mark_critical_edges): Kill.
569 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
570 * cfgcleanup.c (cleanup_cfg): Likewise.
571 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
572 (find_spanning_tree): Likewise.
573 * reg-stack.c (convert_regs_1): Likewise.
574 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
576 * basic-block.h (create_basic_block_structure): New.
577 (create_basic_block): Update prototype.
578 (force_nonfallthru): New.
579 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
580 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
581 handle updating of block_for_insn, creating of empty BBs and BBs at
582 the end of INSN chain.
583 (create_basic_block): New function.
584 (split_block): Use create_basic_block.
585 (force_nonfallthru_and_redirect): Break out from ...; cleanup
586 (redirect_edge_and_branch_force): ... here.
587 (force_nonfallthru): New.
588 (split_edge): Rewrite to use force_nonfallthru and create_block.
589 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
590 (find_basic_blocks): Free basic_block_for_insn.
591 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
593 * cfg.c: Fix formating.
594 * cfgcleanup.c: Fix formating.
595 (merge_blocks, tail_recursion_label_p): Return bool.
596 (merge_blocks_move_predecessor_nojumps,
597 merge_blocks_move_successor_nojumps): Return void.
599 2001-09-11 Jakub Jelinek <jakub@redhat.com>
601 * configure.in: Check whether assembler supports section merging.
602 * config.in: Rebuilt.
603 * configure: Rebuilt.
604 * varasm.c (variable_section, output_constant_pool): Pass alignment
605 to SELECT_SECTION and SELECT_RTX_SECTION.
606 (mergeable_string_section): New.
607 (mergeable_constant_section): New.
608 (default_elf_asm_named_section): Output SECTION_MERGE and
609 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
610 * output.h (mergeable_string_section): New.
611 (mergeable_constant_section): New.
612 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
613 * toplev.c (flag_merge_constants): New.
614 (f_options): Add -fmerge-constants and -fmerge-all-constants
616 (toplev_main): Default to -fno-merge-constants if not optimizing.
617 * flags.h (flag_merge_constants): Add extern.
618 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
619 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
621 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
622 Define if assembler has working .subsection -1 support.
623 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
624 Put constant into special SHF_MERGE sections if the linker should
625 attempt to merge duplicates.
626 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
628 Put constant into special SHF_MERGE sections if the linker should
629 attempt to merge duplicates.
630 * config/alpha/elf.h: Likewise.
631 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
632 has working .subsection -1 support.
633 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
635 * config/svr3.h: Likewise.
636 * config/darwin.h: Likewise.
637 * config/arm/aof.h: Likewise.
638 * config/arm/linux-elf.h: Likewise.
639 * config/avr/avr.h: Likewise.
640 * config/c4x/c4x.h: Likewise.
641 * config/d30v/d30v.h: Likewise.
642 * config/i386/dgux.h: Likewise.
643 * config/i386/osfrose.h: Likewise.
644 * config/i386/sco5.h: Likewise.
645 * config/i386/svr3gas.h: Likewise.
646 * config/ia64/aix.h: Likewise.
647 * config/m32r/m32r.h: Likewise.
648 * config/m68k/m68k.h: Likewise.
649 * config/m88k/dgux.h: Likewise.
650 * config/m88k/m88k.h: Likewise.
651 * config/mcore/mcore-pe.h: Likewise.
652 * config/mips/mips.h: Likewise.
653 * config/pa/pa.h: Likewise.
654 * config/pa/pa-linux.h: Likewise.
655 * config/romp/romp.h: Likewise.
656 * config/rs6000/sysv4.h: Likewise.
657 * config/rs6000/xcoff.h: Likewise.
658 * config/s390/linux.h: Likewise.
659 * config/sparc/sparc.h: Likewise.
660 * config/sparc/sysv4.h: Likewise.
661 * config/stormy16/stormy16.h: Likewise.
662 * config/v850/v850.h: Likewise.
663 * config/vax/vms.h: Likewise.
664 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
665 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
666 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
667 default_elf_asm_named_section for SHF_MERGE sections.
669 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
671 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
674 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
676 * c-common.c (split_specs_attrs): Allow for empty attributes with
677 empty TREE_PURPOSE. Fixes PR c/4294.
679 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
681 * basic-block.h (cached_make_edge, make_single_succ): New.
682 (make_edge): Remove first parameter.
683 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
684 * cfg.c (cached_make_edge): Rename from make_edge; return newly
685 created edge; use obstack allocation.
686 (make_edge, make_single_succ_edge): New.
687 (first_removed_edge): New static variable.
688 (init_flow): Initialize first_removed_edge and n_edges.
689 (clear_edges): Use remove_edge.
690 (flow_delete_block): Likewise.
691 (remove_edge): Add removed edges to the removed edges list.
692 (split_block, redirect_edge_and_branch_force, split_edge):
694 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
695 (add_noreturn_fake_exit_edges): Likewise.
696 (connect_infinite_loops_to_exit): Liekwise.
697 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
698 Use cached_make_edge.
699 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
700 * profile.c (branch_prob): Update make_edge call.
701 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
703 2001-09-11 Richard Henderson <rth@redhat.com>
705 * config/alpha/alpha.c: Tidy formatting.
706 (local_symbolic_operand): Verify mode.
707 (alpha_sa_mask): Ignore unicos for eh_return.
708 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
709 * config/alpha/alpha.md (umk divsi patterns): Remove.
710 (extendsfdf2): Remove unicos check.
711 (tablejump): Merge vms and unicos code; always use direct set
714 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
716 * config.gcc (alpha*-*-unicosmk*): New target.
718 * config/alpha/alpha-protos.h (symbolic_operand,
719 unicosmk_add_call_info_word, unicosmk_add_extern,
720 unicosmk_defer_case_vector, unicosmk_unique_section,
721 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
722 unicosmk_asm_file_start, unicosmk_asm_file_end,
723 unicosmk_output_common): Declare.
725 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
726 direct_return, function_arg, alpha_va_start, alpha_va_arg,
727 alpha_does_function_need_gp, alpha_end_function): Support Cray
729 (alpha_init_machine_status, alpha_mark_machine_status,
730 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
731 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
732 unicosmk_asm_named_section, unicosmk_insert_attributes,
733 unicosmk_section_type_flags, symbolic_operand,
734 unicosmk_output_module_name, unicosmk_output_default_externs,
735 unicosmk_output_dex, unicosmk_output_externs,
736 unicosmk_output_addr_vec, unicosmk_ssib_name,
737 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
738 unicosmk_asm_file_end, unicosmk_output_common,
739 unicosmk_section_type_flags, unicosmk_unique_section,
740 unicosmk_add_call_info_word, unicosmk_text_section,
741 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
742 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
743 unicosmk_dex_count, unicosmk_special_name): New.
744 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
746 (get_aligned_mem, alpha_expand_unaligned_load,
747 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
748 alpha_expand_unaligned_store_words): Support big-endian mode.
749 (print_operand): Likewise. New format specifier 't'. Use
750 TARGET_AS_SLASH_BEFORE_SUFFIX.
751 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
752 (alpha_pv_save_size): Update with above change.
753 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
754 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
757 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
758 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
759 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
760 (EXTRA_CONSTRAINT): New constraint 'U'.
761 (PREDICATE_CODES): Add symbolic_operand.
763 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
764 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
765 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
766 (integer division and modulus patterns): Split in default and
768 (*divmodsi_internal, *divmoddi_internal): Disable for
770 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
771 little-endian and big-endian versions.
772 (ext, ins, msk): Likewise.
773 (extv, extzv, insv): Support big-endian mode.
774 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
775 (call_umk, call_value_umk, *call_umk, tablejump_umk,
776 *tablejump_umk_internal, *call_value_umk): New.
777 (*movdi_nofix): Add pattern for loading an address into a register on
779 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
780 (umk_mismatch_args, arg_home_umk): New.
781 (various insns): Don't use mov, fmov, nop, fnop and unop.
782 (realign): Support TARGET_ABI_UNICOSMK.
784 * config/alpha/unicosmk.h: New file.
785 * config/alpha/t-unicosmk: New file.
787 * fixinc/inclhack.def (unicosmk_restrict): New.
788 * fixinc/fixincl.x: Regenerate.
790 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
791 (wchar_t): Check for and define __WCHAR_T__.
793 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
795 * combine.c (simplify_shift_const): Treat shifts by the mode
798 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
800 * cpphash.h (struct tokenrun): New.
801 (struct cpp_context): New member bol.
802 (struct cpp_reader): New members.
803 (_cpp_init_tokenrun): New.
804 * cppinit.c (cpp_create_reader): Set up the token runs.
805 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
806 (lex_token): New internalised version of _cpp_lex_token. Don't
807 handle directives or the multiple include opimisation here any
808 more. Simply lex a token.
809 * cpplib.c (run_directive): Clear bol.
810 (_cpp_pop_buffer): Set bol.
811 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
814 2001-09-11 Michael Meissner <meissner@redhat.com>
816 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
817 give an error if the user uses -mfp32.
818 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
820 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
821 floating point register size.
822 (EXTRA_SPECS): Add CPP_FPR_SPEC.
824 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
825 HOST_WIDE_INT_PRINT_DEC to properly print the result of
827 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
828 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
830 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
832 * dbxout.c (dbxout_parms): Fix typo in comment.
833 * unroll.c (loop_find_equiv_value): Ditto.
834 * toplev.c (rest_of_compilation): Ditto.
835 * loop.c (scan_loop): Ditto.
836 * dwarf2out.c (struct dw_fde_struct): Ditto.
838 2001-09-10 Zack Weinberg <zackw@panix.com>
840 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
841 copying identifier when we're just going to throw it away.
842 (parse_identifier_slow): New routine to handle abnormal cases.
843 (_cpp_lex_token): Update call site.
845 * hashtable.c (ht_lookup): Don't assume that the string we've
846 been given is NUL-terminated.
847 * system.h: #define __builtin_expect(a, b) to (a) if not
850 2001-09-10 Michael Meissner <meissner@redhat.com>
852 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
855 2001-09-10 David Edelsohn <edelsohn@gnu.org>
857 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
859 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
861 * builtins.c (c_getstr): Correct thinko in last change and further
864 2001-09-10 Tim Freeman <tim@fungibole.com>
866 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
867 into varray's and register them as roots with the garbage
868 collector so they are not collected too soon.
870 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
872 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
874 * basic-block.h (flow_obstack, label_value_list,
875 tail_recursion_label_list): Declare
876 (tidy_fallthru_edges): Declare.
877 (expunge_block, last_loop_beg_note): Delete.
878 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
880 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
881 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
882 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
883 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
884 expunge_block, flow_delete_block, compute_bb_for_insn,
885 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
886 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
887 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
888 try_redirect_by_replacing_jump, last_loop_beg_note,
889 redirect_edge_and_branch, redirect_edge_and_branch_force,
890 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
891 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
892 commit_edge_insertions, dump_flow_info, debug_flow_info,
893 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
894 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
895 Move here from flow.c
896 * cfganal.c: New file.
897 (forwarder_block_p, can_fallthru, mark_critical_edges,
898 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
899 find_unreachable_blocks, create_edge_list, free_edge_list,
900 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
901 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
902 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
903 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
904 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
905 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
906 Move here from flow.c
907 * cfgbuild.c: New file
908 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
909 make_edges, find_basic_blocks_1, find_basic_blocks,
910 find_sub_basic_blocks): Move here from flow.c
911 * cfgcleanup.c: New file.
912 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
913 merge_blocks_move_predecessor_nojumps,
914 merge_blocks_move_successor_nojumps, merge_blocks,
915 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
916 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
917 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
919 * cfgloop.c: New file
920 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
921 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
922 flow_loop_exit_edges_find, flow_loop_nodes_find,
923 flow_loop_pre_header_scan, flow_loop_pre_header_find,
924 flow_loop_tree_node_add, flow_loops_tree_build,
925 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
926 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
927 Move here from flow.c
928 * flow.c: Remove everything moved elsewhere
929 * output.h (cleanup_cfg): Return bool.
931 * bb-reorder.c (reorder_block_def): Remove 'index'.
932 (insert_intra_1): Add argument BB, set block for new note.
933 (make_reorder_chain): Do not depdent on BB indexes.
934 (make_reorder_chain_1): Do not use BB indexes.
935 (label_for_bb): Likewise; set BB for new insn.
936 (emit_jump_to_block_after): Likewise.
937 (fixup_reoder_chain): Sanity check that all basic blocks
938 are chained; verify newly created insn chain; remove
939 undocnitional jump simplifying; Do not use BB indexes;
940 properly initialize count and frequency information;
941 dump reordered sequence.
942 (insert_intra_bb_scope_notes): update call of insert_intra_1.
943 (insert_inter_bb_scope_notes): Set block for new insn.
944 (reorder_basic_blocks): Dump flow info before reoredering.
946 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
948 * alias.c (clear_reg_alias_info): Use K&R format definition.
949 Avoid unsigned warning.
950 * builtins.c: Use "unsigned int", not "unsigned".
951 (target_char_cast): Use host_integerp and tree_low_cst.
952 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
953 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
954 (c_getstr): Likewise.
955 (std_expand_builtin_va_arg): Use int_size_in_bytes.
956 (builtin_memcpy_read_str): Avoid unsigned warning.
957 (expand_builtin_memcpy): Alignments are unsigned.
958 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
959 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
960 * predict.c (expensive_function_p): LIMIT now unsigned.
961 * resource.c (mark_target_live_regs): Make some vars unsigned.
962 * sdbout.c: Use "unsigned int", not "unsigned".
963 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
964 (sdbout_source_line): Likewise.
965 (sdbout_record_type_name): Remove "const" for NAME declaration.
966 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
968 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
970 * calls.c (store_one_arg): Expand comment.
972 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
974 * calls.c (store_one_arg): Make sure that the entire argument is
975 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
977 2001-09-09 Richard Henderson <rth@redhat.com>
979 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
981 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
983 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
985 2001-09-09 Richard Henderson <rth@redhat.com>
987 * config/alpha/alpha.c (alpha_next_sequence_number): New.
988 (alpha_this_literal_sequence_number): New.
989 (alpha_this_gpdisp_sequence_number): New.
990 (some_operand, input_operand): Add HIGH.
991 (local_symbolic_operand): New.
992 (alpha_encode_section_info): New.
993 (alpha_legitimate_address_p): Allow LO_SUM.
994 (alpha_legitimize_address): Generate HIGH+LO_SUM.
995 (alpha_expand_mov): Likewise.
996 (secondary_reload_class): Check memory_operand not general_operand
998 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
999 (alpha_expand_unaligned_store): Likewise.
1000 (alpha_expand_unaligned_load_words): Likewise.
1001 (alpha_expand_unaligned_store_words): Likewise.
1002 (alpha_expand_block_clear): Likewise.
1003 (print_operand): Handle %#, %*, %H.
1004 (print_operand_address): Handle LO_SUM.
1006 (alpha_does_function_need_gp): Use it.
1007 (alpha_expand_block_move): Fix signed compare warnings.
1008 (alpha_sa_mask, alpha_align_insns): Likewise.
1009 * config/alpha/alpha-protos.h: Update.
1010 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
1011 (MASK_EXPLICIT_RELOCS): New.
1012 (TARGET_SWITCHES): Add -mexplicit-relocs.
1013 (EXTRA_CONSTRAINT): Add 'T'.
1014 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
1015 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
1016 (ENCODE_SECTION_INFO): Out line.
1017 (REDO_SECTION_INFO_P): New.
1018 (STRIP_NAME_ENCODING): New.
1019 (ASM_OUTPUT_LABELREF): New.
1020 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
1021 (PREDICATE_CODES): Update.
1022 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
1023 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
1024 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
1025 builtin_setjmp_receiver_er, exception_receiver_1_er,
1026 call_value_osf_1_er): New patterns.
1027 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
1028 (movqi, movhi, movsi): Add explicit $31 base register to lda.
1029 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
1030 (FINAL_PRESCAN_INSN): New.
1032 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
1034 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
1036 2001-09-08 Andreas Jaeger <aj@suse.de>
1038 * i386.h (TARGET_SWITCHES): Fix description.
1040 2001-09-07 David Edelsohn <edelsohn@gnu.org>
1042 * rs6000.c (num_insns_constant): Compute number of instructions
1045 * doc/install.texi: Explain AIX exception handling work-around.
1046 Update URL for AIX fixes.
1048 2001-09-07 Jim Wilson <wilson@redhat.com>
1050 * alias.c (clear_reg_alias_info): New.
1051 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
1052 * rtl.h (clear_reg_alias_info): Declare.
1054 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1056 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
1058 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
1059 (m16m,edivm,emulm): Change declaration to match definition.
1061 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1063 * reload.c (push_reload): Check for subreg_lowpart_p instead of
1064 SUBREG_BYTE being 0 when determining if the inner part of a subreg
1067 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1069 * c-common.c (signed_or_unsigned_type): Handle machine mode types
1070 which have no corresponding C type.
1071 * fold_const.c (target_isinf,target_isnan,target_negative): Update
1072 the representation of 64-bit doubles to work with 64-bit ints.
1074 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
1076 * config/mips/mips.c (override_options): Do not override ISA when ABI
1077 specified if MIPS_CPU_STRING_DEFAULT was specified.
1079 2001-09-07 Richard Henderson <rth@redhat.com>
1081 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
1082 (express_from_1): Wrap lines.
1083 * rtlanal.c (commutative_operand_precedence): Rename from
1084 operand_preference; export.
1085 * rtl.h: Declare it.
1086 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
1087 (simplify_binary_operation): Invoke simplify_plus_minus on
1088 (CONST (PLUS ...)) as well.
1089 (struct simplify_plus_minus_op_data): New.
1090 (simplify_plus_minus_op_data_cmp): New.
1091 (simplify_plus_minus): Use them. Avoid infinite recursion with
1092 simplify_binary_operation wrt CONST.
1094 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
1096 * h8300-protos.h (general_operand_dst_push): Remove.
1097 * h8300.c (general_operand_dst_push): Likewise.
1098 * h8300.h (OK_FOR_T): Likewise.
1099 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
1100 * h8300.md (pushqi_h8300): New.
1101 (pushqi_h8300hs): Likewise.
1103 (pushhi_h8300): Likewise.
1104 (pushhi_h8300hs): Likewise.
1107 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1109 * genattrtab.c (attr_printf): First arg is unsigned.
1110 Clean up formatting of callers.
1112 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
1114 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
1117 2001-09-07 Andreas Jaeger <aj@suse.de>
1119 * i386.h (TARGET_SWITCHES): Fix descriptions.
1121 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1123 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
1125 2001-09-06 Ira Ruben <ira@apple.com>
1127 Remove OP_IDENTIFIER.
1128 * tree.def (OP_IDENTIFIER): Remove.
1129 * tree.c (tree_node_kind enum): Remove op_id_kind.
1130 (tree_node_kind_names): Remove "op_identifiers".
1131 (make_node): Remove OP_IDENTIFIER test.
1132 (build_op_identifier): Removed because it isn't being used.
1133 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
1134 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
1136 2001-09-06 Richard Henderson <rth@redhat.com>
1138 * simplify-rtx.c (simplify_binary_operation): Revert last change.
1140 2001-09-06 Richard Henderson <rth@redhat.com>
1142 * simplify-rtx.c (simplify_binary_operation): Simplify contents
1145 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1147 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
1148 number used for CR register.
1150 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
1151 Joern Rennecke (amylaar@cygnus.com)
1153 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
1154 * h8300.c (initial_offset): Handle offset between RP and FP.
1155 (h8300_return_addr_rtx): New function.
1156 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
1158 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
1159 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
1160 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
1161 (CAN_ELIMINATE, REGISTER_NAMES):
1162 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
1164 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
1166 Remove TYPE_NONCOPIED_PARTS.
1167 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
1168 (struct tree_type): Remove noncopied_parts.
1169 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
1170 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
1171 (fixed_type_p): Remove.
1172 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
1173 (expand_expr, MODIFY_EXPR): Likewise.
1174 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
1175 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
1177 2001-09-06 Alan Modra <amodra@bigpond.net.au>
1179 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
1181 (mask64_operand): Likewise.
1182 (includes_rldic_lshift_p): Likewise.
1183 (includes_rldicr_lshift_p): Likewise.
1185 2001-09-05 Ziemowit Laski <zlaski@apple.com>
1187 * objc/objc-act.c (build_message_expr): If a class method cannot
1188 be found, do not issue a warning if a corresponding instance
1189 method exists in the root class.
1191 2001-09-05 Richard Henderson <rth@redhat.com>
1193 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
1195 2001-09-05 Zack Weinberg <zack@codesourcery.com>
1197 * function.c (ggc_mark_struct_function): Mark f->outer.
1198 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
1199 * integrate.c (output_inline_function): ... not here.
1201 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
1203 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
1205 * i386.c (size_cost): New static variable.
1206 (override_function): Use size_cost when -Os is specified.
1208 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
1209 properly; Use current_function_calls_eh_return.
1210 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
1211 use leave to avoid depdendancy chain.
1213 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
1214 get BB loop_depth instead of computing it from LOOP notes.
1216 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
1218 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
1220 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1221 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
1222 UNALIGNED_DOUBLE_INT_ASM_OP): Define
1224 2001-09-05 Jeffrey A Law (law@cygnus.com)
1225 Jason Merrill (jason@redhat.com)
1227 * stor-layout.c (layout_type): Complain if an array's size can
1228 not be represented in a size_t.
1230 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
1232 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
1234 * gcc.c: (process_command) Add parentheses around assignment
1235 used as truth value.
1237 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
1239 * config/mips/mips.c (save_restore_insns): Don't mark any register
1240 save slots as unchanging if current_function_calls_eh_return.
1242 2001-09-05 Richard Henderson <rth@redhat.com>
1244 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
1245 * config/alpha/alpha-protos.h: Declare it.
1246 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
1247 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
1248 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
1249 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
1250 (REG_OK_FOR_BASE_P): Select one of the above.
1252 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
1254 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
1255 (crti.o): Prefix name of object file with $(T).
1258 2001-09-05 David S. Miller <davem@redhat.com>
1260 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
1261 * config/sparc/linux64.h: Likewise.
1263 2001-09-05 Andreas Jaeger <aj@suse.de>
1265 * doc/invoke.texi (i386 Options): -mwide-multiply is not
1266 available anymore, remove the documentation.
1267 (i386 Options): Fix typo, cleanup index entries.
1269 * prefix.c (concat): Remove, we can use the version from liberty.
1271 2001-09-05 Richard Henderson <rth@redhat.com>
1273 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
1274 New functions split out of md file expanders.
1275 * config/alpha/alpha-protos.h: Declare them.
1276 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
1278 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
1280 * cppmacro.c (funlike_invocation_p): No need to restore context.
1282 2001-09-04 Richard Henderson <rth@redhat.com>
1284 * reload.c (push_reload): Export.
1285 * reload.h (push_reload): Declare it.
1287 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
1288 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1289 * config/alpha/alpha.c (alpha_legitimize_address): New.
1290 (alpha_legitimize_reload_address): Likewise.
1291 * config/alpha/alpha-protos.h: Declare them.
1293 2001-09-04 Stan Shebs <shebs@apple.com>
1295 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
1296 * config/darwin.c (machopic_stub_name): Account for internally
1297 generated lib calls such as memcpy.
1299 2001-09-04 Richard Henderson <rth@redhat.com>
1301 * unwind.h (_UA_END_OF_STACK): New flag.
1302 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
1304 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
1306 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
1308 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
1310 * config/mips/mips.c (save_restore_insns): Change base_offset to
1311 fp_offset in second call to mips_emit_frame_related_store.
1313 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
1315 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
1316 sometimes be represented as a NOTE of type
1317 NOTE_INSN_DELETED_LABEL.
1318 (Insns): Document NOTE_INSN_DELETED_LABEL.
1320 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
1322 * c-common.h (tree_dump_index): Add more comments.
1323 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
1324 (dump_option_value_info): New struct.
1325 (dump_options): New array.
1326 (dump_switch_p): Parse switch options symbolically.
1327 * doc/invoke.texi (-fdump-ast): Rename to ...
1328 (-fdump-tree): ... here. Document that options are symbolic, and
1329 not all are applicable.
1331 2001-09-04 David S. Miller <davem@redhat.com>
1333 * config/sparc/sparc.md (define_splits): Kill constraints.
1335 Cleanup redundant and unused insn attributes.
1336 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
1337 binary, and move. Mark ialu as default.
1338 (commented out define_function_unit "alu"): Kill.
1339 (define_attr "use_clobbered"): Kill.
1340 (whole file): Kill address insn type references. Replace
1341 all unary/binary/move references with ialu.
1342 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
1343 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
1346 Simplify length insn attribute and make more judicious use
1347 of insn attribute defaulting.
1348 * config/sparc/sparc.md (all insns with length > one): Mark as
1349 insn type multi if real instructions, else use default if
1350 it is a forced splitter.
1351 (all insns with length == one): Use default insn length.
1352 (all insns of type ialu): Use default insn type.
1354 Fix erroneous insn attribute settings.
1355 (addx): Set insn type to misc.
1356 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
1357 const_umulsidi3_sp64): Set insn type to imul.
1359 Track SFmode vs DFmode insns according to UltraSPARC
1361 * config/sparc/sparc.md ("fptype"): New attribute, default
1363 (all DFmode single insns): Mark as fptype "double".
1365 2001-09-03 Jakub Jelinek <jakub@redhat.com>
1367 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
1369 2001-09-03 Richard Henderson <rth@redhat.com>
1371 * function.h (struct function): Add arg_pointer_save_area_init.
1372 * function.c (expand_function_end): Init arg_pointer_save_area.
1373 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
1374 when called from a nested function.
1376 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
1378 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
1381 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1383 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
1385 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
1387 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
1388 (emit_push_insn): Use specified padding direction when
1389 STACK_PUSH_CODE is POST_INC.
1391 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
1393 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1395 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
1397 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
1399 * cppinit.c (cpp_start_read): Free the imacros list as we
1400 traverse it. Don't free the chains before returning.
1401 (_cpp_push_next_buffer): Only try pushing buffers if we've
1402 completed -imacros handling.
1404 2001-08-31 Eric Christopher <echristo@redhat.com>
1406 * gcc.c (handle_braces): Add explaination for abort.
1408 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
1410 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
1411 move adjustment of bitpos instead.
1413 2001-08-31 Zack Weinberg <zack@codesourcery.com>
1415 * function.c: Remove all_functions. Make outer_function_chain
1417 (init_function_start): Don't add new function structure to
1419 (find_function_data, push_function_context_to,
1420 pop_function_context_from, put_var_into_stack,
1421 trampoline_address): Update for changed structure element names.
1422 (push_function_context_to): Disentangle.
1423 (free_after_compilation): Also free F.
1424 (expand_dummy_function_end): Don't free cfun here.
1425 (put_var_into_stack): Comment why we can't use find_function_data here.
1426 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
1427 (mark_function_chain): Split into maybe_mark_struct_function and
1428 ggc_mark_struct_function. Export the latter.
1429 (init_function_once): Mark from cfun and outer_function_chain;
1432 * function.h (struct function): Kill next_global. Rename next
1433 to outer. All users updated to match.
1434 (all_functions, outer_function_chain): Don't declare.
1436 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
1437 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
1438 don't touch f->inlinable, after calling rest_of_compilation.
1440 * tree.h: Forward-declare struct function. Prototype
1441 ggc_mark_struct_function.
1443 2001-08-31 Kazu Hirata <kazu@hxi.com>
1445 * config/h8300/h8300.md (*andorhi3): Fix typos.
1447 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1449 * calls.c (emit_library_call_value): Don't use a fixed
1450 argument after VA_CLOSE, i.e. out of scope in traditional C.
1452 * emit-rtl.c (gen_rtvec): Likewise.
1454 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1456 * Makefile.in (c-pragma.o): Depend on output.h.
1457 (reorg.o): Depend on except.h.
1459 * c-pragma.c: Include output.h.
1461 * reorg.c: Include except.h.
1463 * unwind-dw2.c: Call __builtin_alloca, not alloca.
1465 2001-08-31 Richard Henderson <rth@redhat.com>
1467 * sched-deps.c (add_dependence): Don't elide dependancy if the
1468 conditional used by insn is modified in elem.
1470 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
1472 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
1474 2001-08-31 Diego Novillo <dnovillo@redhat.com>
1476 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
1479 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
1481 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
1483 (stormy16_asm_out_constructor): New function.
1484 (TARGET_ASM_CONSTRUCTOR): Define.
1485 (TARGET_ASM_DESTRUCTOR): Define.
1487 2001-08-31 Andreas Jaeger <aj@suse.de>
1489 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
1490 * loop.c (add_label_notes): Likewise.
1491 * reload.c (find_reloads): Likewise.
1492 * config/sh/sh.c (machine_dependent_reorg): Likewise.
1494 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
1496 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
1497 code here. Take _Unwind_{W,Sw}ord*.
1498 (read_encoded_value_with_base): Use them.
1499 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
1501 (extract_cie_info): Simplify read_?leb128 handling.
1502 (execute_stack_op, execute_cfa_program): Likewise.
1503 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
1505 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
1507 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
1508 the frame pointer to pop the stack if convenient.
1510 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
1511 Don't use post-increment before combine.
1512 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
1513 a call-saved register.
1515 2001-08-31 Andreas Jaeger <aj@suse.de>
1517 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
1520 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
1522 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
1523 not DIV/MOD, of course.
1525 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
1527 * rtl.def: Undo my patch commited 2001-08-27.
1529 * genattrtab.c: Ditto.
1533 * sched-int.h: Ditto.
1535 * target-def.h: Ditto.
1539 * haifa-sched.c: Ditto.
1541 * sched-rgn.c: Ditto.
1543 * sched-vis.c: Ditto.
1545 * Makefile.in: Ditto.
1547 * doc/md.texi: Ditto.
1549 * doc/tm.texi: Ditto.
1551 * doc/contrib.texi: Ditto.
1553 * doc/gcc.texi: Ditto.
1555 * genattrtab.h: Remove it.
1557 * genautomata.c: Remove it.
1559 * genattr.c: Undo my patch and Richard Henderson's patch commited
1562 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
1564 * config.gcc (h8300-*-elf*): New case.
1565 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
1566 (SUBTARGET_CPP_SPEC): Define.
1567 (EXTRA_SPECS): Define.
1568 (SUBTARGET_EXTRA_SPECS): Define.
1569 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
1570 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
1572 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
1574 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
1575 (LIB2FUNCS_EXTRA): Define.
1576 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
1577 config/h8300/fixunssfsi.c: New file.
1579 2001-08-30 Kazu Hirata <kazu@hxi.com>
1581 * config/h8300/h8300.md (zero_extendqihi2): Changes to
1582 define_expand to accomodate target-specific attributes.
1583 (anonymous zero_extendqihi2 patterns): New.
1585 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
1587 * h8300.md (*andorhi3): New pattern.
1589 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
1591 * h8300.c (dosize): Fix test for "sub".
1593 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
1595 * c-typeck.c (pointer_diff): Try to eliminate common term before
1598 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
1600 * config/arm/arm.c (arm_compute_initial_elimination_offset):
1601 Account for the saves of the FP registers.
1603 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
1604 (TEXT_SECTION_ASM_OP): Define.
1605 (INIT_SECTION_ASM_OP): Define.
1606 (FINI_SECTION_ASM_OP): Define.
1607 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
1608 (RDATA_SECTION_FUNCITON): Provide prototype.
1610 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
1612 * reload1.c (move2add_note_store): Correct typo checking for
1615 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
1617 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
1618 note should not be considered outside the libcall block.
1620 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1622 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
1624 2001-08-29 Kazu Hirata <kazu@hxi.com>
1626 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
1628 2001-08-29 Kazu Hirata <kazu@hxi.com>
1630 * config/h8300/h8300-protos.h: Add a prototype for
1632 * config/h8300/h8300.c (emit_logical_op): New.
1633 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
1640 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1642 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
1643 comparison with rtx INTVAL.
1644 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
1646 * pa.h (FUNCTION_ARG_SIZE): Likewise.
1648 2001-08-29 Kazu Hirata <kazu@hxi.com>
1650 * config/h8300/lib1funcs.asm: Update the copyright. Fix
1653 2001-08-29 Kazu Hirata <kazu@hxi.com>
1655 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
1656 (reg n) to (mem (pre_dec (reg n))
1657 (anonymous movsi pattern): Likewise.
1659 2001-08-29 Kazu Hirata <kazu@hxi.com>
1661 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
1663 2001-08-29 Kazu Hirata <kazu@hxi.com>
1665 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
1666 several special constants.
1668 2001-08-29 Kazu Hirata <kazu@hxi.com>
1670 * config/h8300/lib1funcs.asm: Fix comment typos.
1672 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1674 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
1675 Fix format specifier warnings.
1677 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
1678 inet_makeaddr, semctl): Prototype.
1680 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
1681 (save_restore_insns): Use base_offset, not gp_offset.
1683 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
1684 (ASM_OUTPUT_BYTE): Fix format specifier warning.
1686 2001-08-29 Richard Henderson <rth@redhat.com>
1688 * bb-reorder.c (function_tail_eff_head): New.
1689 (record_effective_endpoints): Set it.
1690 (fixup_reorder_chain): Use it.
1692 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1694 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
1696 2001-08-28 Dale Johannesen <dalej@apple.com>
1698 * config/darwin.c (machopic_function_base_name): Add const
1699 qualifier to a string.
1700 (darwin_encode_section_info): Ditto.
1702 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1704 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
1705 function definition.
1707 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
1709 * df.h (struct df): Add rts_order variable.
1711 * df.c (df_visit_next_rts): New function.
1712 (df_visit_next): Renamed to df_visit_next_rc
1713 (df_analyse_1): Allocate/compute/free rts_order as well.
1714 (df_rd_global_compute): Use df_visit_next_rc instead of
1716 (df_ru_global_compute): Use df_visit_next_rts instead of
1719 * flow.c (flow_reverse_top_sort_order_compute): New function.
1721 * basic-block.h: Add prototype.
1723 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
1725 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
1726 blocks, the BB_REACHABLE is now set, rather than aux being
1727 non-NULL. Update the test to reflect this.
1729 2001-08-28 Eric Christopher <echristo@redhat.com>
1731 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
1732 config/mips/crti.asm: Ditto.
1734 2001-08-28 Eric Christopher <echristo@redhat.com>
1735 Richard Henderson <rth@redhat.com>
1737 * c-pragma.h (add_weak): Move prototype from here...
1738 * output.h (add_weak): ... to here.
1739 * varasm.c (add_weak): Fix typo.
1740 * config/mips/crti.asm: New file.
1741 * config/mips/crtn.asm: Ditto.
1742 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
1743 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
1744 (INVOKE__main): Ditto.
1745 (INIT_SECTION_ASM_OP): New.
1746 (FINI_SECTION_ASM_OP): Ditto.
1747 (STARTFILE_SPEC): Add crti.
1748 (ENDFILE_SPEC): Add crtn.
1749 * config/mips/elf64.h: Same.
1750 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
1752 * config/mips/vxworks.h: Ditto.
1753 * config/mips/t-elf: Support crti and crtn.
1755 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
1757 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
1760 2001-08-28 Richard Henderson <rth@redhat.com>
1762 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
1763 (one_cmplbi2 splitter): Remove redundant test.
1765 2001-08-28 Dale Johannesen <dalej@apple.com>
1767 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
1769 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
1771 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
1773 2001-08-28 Stan Shebs <shebs@apple.com>
1775 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
1776 (UNALIGNED_SHORT_ASM_OP): Define.
1777 (UNALIGNED_INT_ASM_OP): Define.
1779 2001-08-28 Will Cohen <wcohen@redhat.com>
1781 * config/rs6000/rs6000.md (store_multiple): Correct RTL
1782 generation for first set.
1784 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1786 * flow.c (redirect_edge_succ_nodup): Return new edge.
1787 (try_simplify_condjump): Use new edge.
1788 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
1790 * cse.c (cse_basic_block): Skip note instructions.
1792 2001-08-27 Richard Henderson <rth@redhat.com>
1794 * combine.c (combine_simplify_rtx): Don't reverse condition
1795 if there is no reverse for the condition.
1796 (simplify_comparison): Don't simplify subregs from INT to FP.
1798 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
1799 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
1800 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
1801 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
1802 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
1803 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
1805 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1807 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
1808 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
1810 (adddi_dilshr32, adddi_dishl32): Only data register can be
1811 source for mem destination.
1813 * expmed.c (store_bit_field): Ignore adjustment to bitpos
1814 and use bitnum to decide about register move.
1816 2001-08-27 Richard Henderson <rth@redhat.com>
1818 * genattr.c (main): Emit state_t even when not doing scheduling.
1820 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1821 Richard Henderson <rth@redhat.com>
1823 * gcse.c (reg_first_set, reg_last_set): Replace with ...
1824 (reg_avail_info, current_bb): ... these.
1825 (oprs_unchanged_p, record_last_reg_set_info): Use them.
1826 (compute_hash_table): Likewise.
1828 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1830 * flow.c (verify_flow_info): Use checksums to verify edges.
1832 2001-08-27 Richard Henderson <rth@redhat.com>
1834 * genautomata.c (expand_automata): Always create a description.
1836 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
1838 * optabs.c (expand_binop): Correctly handle the carry in multiword
1839 add/subtract operations.
1841 2001-08-27 Fred Fish <fnf@be.com>
1843 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
1846 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
1848 * reload.c (find_reloads_toplev): Back out this change:
1850 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
1852 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
1853 mem if the address is a mode_dependent_address_p.
1855 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
1857 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
1858 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
1859 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
1862 * genattr.c (main): New variable num_insn_reservations. Increase
1863 it if there is DEFINE_INSN_RESERVATION. Output automaton based
1864 pipeline hazard recognizer interface.
1866 * genattrtab.h: New file.
1868 * genattrtab.c: Include genattrtab.h.
1869 (attr_printf, check_attr_test, make_internal_attr,
1870 make_numeric_value): Move protypes into genattrtab.h. Define them
1872 (num_dfa_decls): New global variable.
1873 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
1874 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
1875 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
1876 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
1878 * genautomata.c: New file.
1880 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
1882 * sched-int.h: (curr_state): Add the external definition for
1883 automaton pipeline interface.
1884 (haifa_insn_data): Add comments for members blockage and units.
1886 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
1887 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
1888 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
1889 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
1890 TARGET_SCHED_DFA_POST_CYCLE_INSN,
1891 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
1892 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
1894 (TARGET_SCHED): Use the new macros.
1896 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
1897 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
1898 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
1899 dfa_bubble): New members in gcc_target.sched.
1901 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
1902 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
1903 (insn_queue): Redefine it as pointer to array.
1904 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
1906 (max_insn_queue_index_macro_value): New variable.
1907 (curr_state, dfa_state_size, ready_try): New varaibles for
1908 automaton interface.
1909 (ready_element, ready_remove, max_issue): New function prototypes
1910 for automaton interface.
1911 (choose_ready): New function prototype.
1912 (insn_unit, blockage_range): Add comments.
1913 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
1914 FUNCTION_UNITS_SIZE == 0.
1915 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
1916 actual_hazard, potential_hazard): Add comments.
1917 (insn_cost): Use cost -1 as undefined value. Remove
1918 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
1920 (ready_element, ready_remove): New functions for automaton
1922 (schedule_insn): Add new code for automaton pipeline interface.
1923 (queue_to_ready): Add new code for automaton pipeline interface.
1924 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
1925 (debug_ready_list): Print newline when the queue is empty.
1926 (max_issue): New function for automaton pipeline interface.
1927 (choose_ready): New function.
1928 (schedule_block): Add new code for automaton pipeline interface.
1929 Print ready list before scheduling each insn.
1930 (sched_init): Add new code for automaton pipeline interface.
1931 Initiate insn cost by -1.
1932 (sched_finish): Free the current automaton state and finalize
1933 automaton pipeline interface.
1935 * sched-rgn.c: Include target.h.
1936 (init_ready_list, new_ready, debug_dependencies): Add new code for
1937 automaton pipeline interface.
1939 * sched-vis.c: Include target.h.
1940 (get_visual_tbl_length): Add code for automaton interface.
1941 (target_units, print_block_visualization): Add comments.
1943 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
1944 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
1945 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
1946 (getruntime.o, genautomata.o): New entries.
1947 (genattrtab.o): Add new dependency file genattrtab.h.
1948 (genattrtab): Add new dependencies. Link it with `libm.a'.
1949 (getruntime.o, hashtab.o): New entries for canadian cross.
1951 * doc/md.texi: Description of automaton based model.
1953 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
1955 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
1956 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
1957 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
1958 TARGET_SCHED_DFA_POST_CYCLE_INSN,
1959 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
1960 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
1961 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
1963 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
1964 MAX_DFA_ISSUE_RATE): New macro descriptions.
1966 * doc/contrib.texi: Add dfa based scheduler contribution.
1968 * doc/gcc.texi: Add more information about genattrtab.
1970 2001-08-27 Diego Novillo <dnovillo@redhat.com>
1972 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
1975 2001-08-27 Richard Henderson <rth@redhat.com>
1977 * function.c (expand_function_end): Don't init arg_pointer_save_area.
1978 (get_arg_pointer_save_area): New. Create an init it here.
1979 (fix_lexical_addr): Use it.
1980 * function.h: Declare it.
1981 * builtins.c (expand_builtin_setjmp_receiver): Use it.
1982 * stmt.c (expand_nl_goto_receiver): Use it.
1984 2001-08-27 Richard Henderson <rth@redhat.com>
1986 * final.c (final_scan_insn): Don't enter APP_ON mode for
1989 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
1990 alignment for assemble_integer for DW_EH_PE_aligned.
1991 * except.c (output_function_exception_table): Likewise.
1993 2001-08-26 Andreas Jaeger <aj@suse.de>
1995 * c-tree.h: Add prototyp for c_sizeof_nowarn.
1997 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
1999 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
2001 2001-08-27 Alan Modra <amodra@bigpond.net.au>
2003 * config/rs6000/rs6000.c (mask_operand): Rewrite without
2005 (mask64_operand): Likewise.
2006 (rldic_operand): Delete.
2007 (includes_lshift64_p): Delete.
2008 (includes_rldic_lshift_p): New function.
2009 (includes_rldicr_lshift_p): New function.
2010 (print_operand): Don't call rldic_operand in case 'W'.
2011 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
2012 (includes_lshift64_p): Remove.
2013 (includes_rldic_lshift_p): Declare.
2014 (includes_rldicr_lshift_p): Declare.
2015 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
2016 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
2017 Replace match_operand rldic_operand predicate with
2018 const_int_operand. Replace includes_lshift64_p condition with
2019 includes_rldic_lshift_p.
2020 <ashldi3_internal 64 bit rldicr patterns>: New.
2022 2001-08-27 Andreas Jaeger <aj@suse.de>
2024 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
2025 * errors.c: Likewise.
2026 * final.c: Likewise.
2027 * dwarf2asm.c: Likewise.
2028 * doprint.c (checkit): Likewise.
2029 * diagnostic.c: Likewise.
2030 * collect2.c: Likewise.
2031 * calls.c: Likewise.
2032 * c-semantics.c (build_stmt): Likewise.
2033 * c-format.c (status_warning): Likewise.
2034 * c-errors.c (pedwarn_c99): Likewise.
2035 * builtins.c (validate_arglist): Likewise.
2036 * config/pj/pj.c (pj_printf): Likewise.
2037 * fix-header.c: Likewise.
2039 * gcov.c (fnotice): Likewise.
2040 * gensupport.c (message_with_line): Likewise.
2041 * mips-tfile.c: Likewise.
2042 * protoize.c (notice): Likewise.
2043 * read-rtl.c (fatal_with_file_and_line): Likewise.
2044 * rtl-error.c: Likewise.
2045 * tradcpp.c: Likewise.
2047 * cp/tree.c (build_min_nt): Likewise.
2048 (build_min): Likewise.
2049 * cp/lex.c: Likewise.
2050 * cp/errfn.c: Likewise.
2051 * cp/rtti.c (create_pseudo_type_info): Likewise.
2053 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
2055 * df.c (df_uses_record): Return after recording all uses
2058 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
2060 * df.c (df_insn_modify): Realloc the INSN table here, if
2061 necessary, here, too.
2063 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
2065 * config/mips/mips.c (mips_function_value): Handle complex return
2068 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
2070 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
2072 * reload.c (make_memloc): Copy result if it is still
2073 reg_equiv_memory_loc[regno] on return.
2074 (subst_reloads) [ENABLE_CHECKING]: Check that none of
2075 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
2076 reg_equiv_mem are modified by the substitutions.
2078 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
2080 * predict.c (expensive_function_p): New.
2081 * rtl.h (expensive_function_p): Declare.
2082 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
2083 (use_fast_prologue_epilogue): New static variable.
2084 (expand_prologue): Set it; emit short prologues if unset.
2085 (expand_epilogue): Likewise.
2087 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
2089 * config.gcc: Add stormy16-*-elf case.
2090 * config/stormy16/stormy-abi: New file.
2091 * config/stormy16/stormy16-lib2.c: New file.
2092 * config/stormy16/stormy16-protos.h: New file.
2093 * config/stormy16/stormy16.c: New file.
2094 * config/stormy16/stormy16.h: New file.
2095 * config/stormy16/stormy16.md: New file.
2096 * config/stormy16/t-stormy16: New file.
2098 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
2100 * i386.h (no-accumulate-outgoing-args): Use proper mask.
2102 2001-08-24 David Edelsohn <edelsohn@gnu.org>
2104 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
2105 descriptor members are pointer size, not constant 4.
2106 * config/rs6000/rs6000.md (define_splits): Remove more unused
2109 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2111 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
2113 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
2115 * cp/rtti.c (VPARAMS): Fix parameter.
2117 2001-08-24 Zack Weinberg <zackw@panix.com>
2119 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
2121 (mode_for_extraction): No need for #ifdefs. Add default-case abort
2123 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
2124 in if controlling use of insv.
2125 (extract_bit_field): Likewise, for extv and extzv.
2127 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2129 * i386.md (movcc peep2): Fix load of 0.
2131 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2133 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
2134 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
2136 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
2138 * c-pragma.h: Move weak_syms and weak_decls...
2139 * varasm.c: ...here. Now static.
2140 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
2141 depend on HANDLE_PRAGMA_WEAK.
2143 * c-common.c (c_alignof, c_alignof_expr): Move here...
2144 * c-typeck.c: ...from here.
2145 * c-tree.h, c-common.h: Adjust.
2147 2001-08-23 Bernd Schmidt <bernds@redhat.com>
2149 * config/ia64/ia64.c (rws_update): If !pred, set write_count
2150 instead of incrementing it.
2152 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
2153 asm ready, don't try to move them all into the same array element.
2155 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
2157 * function.c (thread_prologue_and_epilogue_insns): Avoid
2158 fallthru flag on edge to exit.
2160 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
2162 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
2165 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
2167 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
2168 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
2169 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
2172 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
2174 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
2175 replace "GNU CC" with "GCC".
2177 2001-08-23 Richard Henderson <rth@redhat.com>
2179 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
2180 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
2181 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
2182 Need GR between FR and not GR_AND_FR.
2183 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
2184 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
2185 AR regs before GR regs.
2186 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
2187 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
2188 (REGISTER_MOVE_COST): Update.
2189 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
2191 2001-08-23 Richard Henderson <rth@redhat.com>
2193 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
2196 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
2198 * reload1.c (emit_reload_insns): Don't look for notes
2199 on a NULL store_insn.
2201 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2203 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
2204 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
2205 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
2206 format specifier warnings.
2207 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
2209 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
2211 * config/i386/i386-protos.h: Correct declaration of
2212 i386_pe_asm_named_section.
2214 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
2216 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
2218 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
2220 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
2222 * cpperror.c (print_location): Don't show _Pragma.
2223 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
2224 and file change callback generation here.
2225 (stack_include_file): Update use of cpp_push_buffer.
2226 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
2227 (struct cpp_buffer): Remove type, pfile members.
2228 * cppinit.c (cpp_handle_option): Use free_chain.
2229 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
2230 (skip_escaped_newlines, get_effective_char, lex_percent): Take
2231 a cpp_reader rather than a cpp_buffer.
2232 (skip_escaped_newlines, get_effective_char, skip_block_comment,
2233 skip_line_comment, parse_string, lex_percent, lex_dot,
2234 _cpp_lex_token): Update accordingly.
2235 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
2237 (cpp_push_buffer): Update prototype.
2238 (run_directive): Update use of cpp_push_buffer.
2239 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
2240 handle_assertion): Update use of run_directive.
2241 * cpplib.h (enum cpp_buffer_type): Remove.
2242 (cpp_push_buffer): Update prototype.
2243 * fix-header.c (read_scan_file): Update.
2245 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2247 * gcc.c (struct prefix_list): Change prefix to const char *.
2249 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2251 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
2253 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
2255 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
2258 * jump.c (squeeze_notes): Take parms by reference. Handle END being
2261 * ifcvt.c (dead_or_predicable): Adjust.
2262 * loop.c (find_and_verify_loops): Adjust.
2263 * stmt.c (expand_end_case): Adjust.
2264 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
2265 head and end insn pointers in the basic block, not just local copies.
2266 (merge_blocks_move_predecessor_nojumps): Likewise.
2268 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
2270 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
2271 bitmap.h, builtin-types.def, builtins.c, builtins.def,
2272 c-aux-info.c, c-common.c, c-common.def, c-common.h,
2273 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
2274 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
2275 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
2276 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
2277 conditions.h, config.gcc, configure.frag, configure.in,
2278 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
2279 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
2280 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
2281 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
2282 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
2283 emit-rtl.c, errors.c, errors.h, except.c, except.h,
2284 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
2285 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
2286 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
2287 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
2288 gencheck.c, gencodes.c, genconfig.c, genemit.c,
2289 genextract.c, genflags.c, gengenrtl.c, genmultilib,
2290 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
2291 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
2292 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
2293 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
2294 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
2295 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
2296 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
2297 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
2298 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
2299 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
2300 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
2301 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
2302 params.h, predict.c, predict.def, predict.h, prefix.c,
2303 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
2304 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
2305 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
2306 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
2307 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
2308 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
2309 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
2310 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
2311 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
2312 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
2313 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
2314 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
2315 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
2316 xcoffout.h: replace "GNU CC" with "GCC".
2318 2001-08-21 Richard Henderson <rth@redhat.com>
2320 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
2321 (final_scan_insn): Consider jump tables data even if we have no
2322 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
2324 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
2325 (ASM_OUTPUT_CASE_END): Remove.
2326 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
2327 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
2328 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
2330 2001-08-21 Richard Henderson <rth@redhat.com>
2332 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
2333 at barrier insns. Emit stop bits before barriers.
2335 * flow.c (flow_find_cross_jump): Don't consider unconditional
2336 return insns for commoning.
2338 * final.c (compute_alignments): Fix typo.
2340 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
2341 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
2342 (store_bit_field): Use mode_for_extraction more places.
2343 (extract_bit_field): Likewise.
2345 2001-08-21 Zack Weinberg <zackw@panix.com>
2347 * caller-save.c: Don't include insn-codes.h.
2348 (reg_save_code, reg_restore_code): Make arrays of int.
2349 All uses updated to match.
2350 (insert_save, insert_restore): No need to initialize "code"
2351 variable upon declaration.
2352 * Makefile.in: update dependencies; fix typo in clean rule.
2354 2001-08-21 Richard Henderson <rth@redhat.com>
2356 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
2357 (merge_if_block): Handle fallout from same.
2359 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2361 * builtins.c (type_to_class): Fix typo in last change.
2363 2001-08-21 Richard Henderson <rth@redhat.com>
2365 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
2366 ia64_asm_output_label.
2368 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
2369 copy of gp while the real gp register contains garbage.
2371 2001-08-21 Zack Weinberg <zackw@panix.com>
2373 * expmed.c (mode_for_extraction): New function.
2374 (store_bit_field, extract_bit_field): Use it.
2375 * expr.h: Prototype it and provide an enum for its first argument.
2377 * combine.c, function.c, recog.c: Don't include insn-codes.h.
2378 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
2379 and digging through the insn_data tables.
2380 * Makefile.in: Update dependencies.
2382 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
2384 * cppfiles.c (stack_include_file): line-map.c now handles include
2386 (handle_missing_handler): Similarly.
2387 (_cpp_execute_include): Similarly.
2388 (_cpp_pop_file_buffer): Similarly.
2389 * cpphash.h (struct cpp_reader): Remove system_include_depth,
2390 buffer_stack_depth and include_depth.
2391 * cpplib.c (do_include_common): line-map.c now handles include depth.
2392 (cpp_push_buffer): Similarly.
2393 (_cpp_pop_buffer): Similarly.
2394 * cppmacro.c (builtin_macro): Update.
2395 * line-map.c (init_line_maps): Set depth.
2396 (add_line_map): Increment "used" earlier. Update and use the
2398 (trace_include): Use the include depth.
2399 * line-map.h (struct line_maps): New member depth.
2401 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2403 * cppfiles.c (stack_include_file): Don't handle -H here.
2404 * cppinit.c (cpp_start_read): Set include tracing after
2405 cpp_post_options and after stacking the main file.
2406 * line-map.c (trace_include): New.
2407 (init_line_maps, add_line_map): Update.
2408 * line-map.h (struct line_maps): New member trace_includes.
2410 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2412 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
2413 * cppfiles.c (stack_include_file): Only stack a file if there
2414 is something to do. Return a boolean indicating whether a
2415 buffer was stacked or not.
2416 (_cpp_execute_include): Similarly.
2417 (_cpp_read_file): Similarly.
2418 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
2420 2001-08-21 Sam Steingold <sds@gnu.org>
2422 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
2423 (RECACHE): keep obufp_before_macroname up to date
2425 2001-08-21 Zack Weinberg <zackw@panix.com>
2427 * stmt.c: Don't include insn-codes.h.
2428 (expand_end_case): Machine specific logic moved to expr.c.
2429 No need to worry about __builtin_classify_type.
2430 (check_for_full_enumeration_handling, emit_case_nodes):
2433 * builtins.o (expand_builtin_classify_type): Split up so code
2434 can be shared with fold_builtin_classify_type.
2435 (type_to_class, fold_builtin_classify_type): New functions.
2436 (fold_builtins): Handle __builtin_classify_type.
2438 * expr.c (do_tablejump): Now static.
2439 (case_values_threshold, try_casesi, try_tablejump): New;
2440 code mostly from stmt.c (expand_end_case).
2441 (expr.h): Update prototypes.
2443 * Makefile.in (stmt.o): Update dependencies.
2445 2001-08-21 Will Cohen <wcohen@redhat.com>
2447 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
2448 declaration of variable i.
2449 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
2450 declaration of variable i.
2452 2001-08-21 Richard Henderson <rth@redhat.com>
2454 * crtstuff.c: Fix thinko last change. Move list tails to start
2455 of CRT_END section. Tidy ifdefs.
2456 (__EH_FRAME_BEGIN__): Always static for ELF.
2457 (__do_global_ctors_1): Rename from __frame_dummy.
2458 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
2459 name change; don't hide __EH_FRAME_BEGIN__.
2461 2001-08-21 Richard Henderson <rth@redhat.com>
2463 * gdbinit.in: Move break on exit after break on fancy_abort.
2465 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
2468 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2470 * cpphash.h (_cpp_push_next_buffer): New.
2471 * cppinit.c (do_includes): Remove.
2472 (push_include, free_chain, _cpp_push_next_buffer): New.
2473 (cpp_start_read): Use them to rework command line option handling.
2474 (cpp_handle_option): Combine handling of -include and -imacros.
2475 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
2476 appropriate. Always insert missing \n at EOF.
2477 * cpplib.c (start_directive): Get the directive position right.
2478 * cppmain.c (cb_file_change): Always print the first line, unless
2481 2001-08-20 Andreas Jaeger <aj@suse.de>
2483 * profile.c (compute_branch_probabilities): Remove extra new-line
2485 * flow.c (verify_flow_info): Likewise.
2487 2001-08-20 Diego Novillo <dnovillo@redhat.com>
2489 * basic-block.h (basic_block): Add new field 'flags'.
2490 (BB_REACHABLE): Define.
2491 (expunge_block): Declare.
2492 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
2493 (EXIT_BLOCK_PTR): Ditto.
2494 (expunge_block): Remove static declaration.
2495 (cleanup_cfg): Clear bb->aux on every basic block.
2496 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
2497 computing reachability.
2498 (delete_unreachable_blocks): Delete block b if b->flags has
2501 2001-08-20 Diego Novillo <dnovillo@redhat.com>
2503 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
2505 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2507 * sparc.c (sparc_variable_issue): Fix typo in last change.
2509 2001-08-20 Richard Henderson <rth@redhat.com>
2511 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
2513 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
2515 * pa.h (RETURN_IN_MEMORY): Improve comment.
2517 2001-08-20 Janis Johnson <janis187@us.ibm.com>
2519 * doc/invoke.texi (Profiling options): Clarify the interactions
2520 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
2522 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
2524 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
2527 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2529 * gcc.c (make_relative_prefix): Allocate a sufficiently large
2532 2001-08-20 Richard Henderson <rth@redhat.com>
2534 * final.c (end_final): Fix typo last change.
2536 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
2538 * cppinit.c (init_standard_includes): The returned buffer
2539 is already malloc-ed.
2540 * gcc.c (add_prefix): Similarly.
2541 * prefix.c (translate_name): Update to support clear buffer
2543 (update_path): Similarly. Be sure to free any newly allocated
2544 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
2546 * prefix.h (update_path): Update prototype and document.
2547 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
2548 up and update to new buffer ownership rules.
2549 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
2551 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
2553 * final.c (compute_alignments): New function.
2554 (init_insn_lengths): Do not care label_align.
2555 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
2556 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
2557 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
2558 (shorted_branches): Realloc label_align array; do
2559 not call init_insn_lengths; Do not care about loop alignments.
2560 * output.h (compute_alignments): Declare.
2561 * toplev.c (rest_of_compilation): Call compute_alignments.
2562 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
2564 * predict.c (block_info_def): Add npredecesors, remove nvisited;
2565 change visited to tovisit.
2566 (propagate_freq): Use faster traversing algorithm.
2567 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
2568 to tovisit; reverse meaning.
2570 * predict.c (struct block_info_def): Remove nvisited.
2571 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
2572 (estimate_bb_frequencies): Call mark_dfs_back_edges.
2574 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
2576 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
2577 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
2578 (TARGET_FUSED_MADD): New.
2579 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
2580 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
2581 the multiply-add instructions.
2583 2001-08-19 Richard Henderson <rth@redhat.com>
2585 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
2586 is aligned to pointer size.
2588 2001-08-19 Richard Henderson <rth@redhat.com>
2590 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
2591 display markers during final schedule.
2593 2001-08-19 Richard Henderson <rth@redhat.com>
2595 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
2597 2001-08-19 Richard Henderson <rth@redhat.com>
2599 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
2601 (ASM_NAME_TO_STRING): Remove.
2602 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
2603 in the same string. Remove support for expressions.
2605 2001-08-19 Richard Henderson <rth@redhat.com>
2607 * config/i386/i386.md (tablejump): Make an expander; handle
2608 pic relative addressing here.
2609 (tablejump_1): Rename from tablejump_pic.
2612 2001-08-19 Richard Henderson <rth@redhat.com>
2614 * regclass.c (fix_register): Fix typo.
2616 2001-08-18 Richard Henderson <rth@redhat.com>
2618 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
2619 (struct _Unwind_Context): Expand br_loc to hold it.
2620 (uw_frame_state_for): Handle leaf functions better.
2621 (uw_update_reg_address): Update for br_loc change.
2623 2001-08-18 Richard Henderson <rth@redhat.com>
2625 * crtstuff.c: Move list heads before code that uses them.
2626 (__JCR_LIST__): Remove initial null.
2627 (frame_dummy, __frame_dummy): Do java registration here ...
2628 (__do_global_ctors_aux): ... not here.
2630 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
2631 (__do_global_dtors_aux): Update to match.
2632 (__JCR_LIST__, __do_jv_register_classes): New.
2634 * config/ia64/crtend.asm (__JCR_END__): New.
2635 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
2636 instead of an indirect LTOFF22 reloc.
2638 2001-08-18 Richard Henderson <rth@redhat.com>
2640 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
2641 * regclass.c (init_reg_sets_1): Fix typo.
2642 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
2643 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
2644 (ia64_compute_frame_size): Make ar.unat live when in use.
2645 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
2646 for ar.pfs; remove ar.unat handling.
2647 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
2649 (PREDICATE_CODES): Add ar_pfs_reg_operand.
2650 * config/ia64/ia64-protos.h: Update decls.
2651 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
2652 (sibcall_pic): Likewise.
2654 2001-08-18 Richard Henderson <rth@redhat.com>
2656 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
2657 pred_rel_mutex when searching for insn_group_barrier.
2658 * config/ia64/ia64.md (cycle_display): Combine the expander
2661 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
2662 bit before asm as needed.
2664 2001-08-18 Richard Henderson <rth@redhat.com>
2666 * timevar.def (TV_MACH_DEP): New.
2667 * toplev.c (rest_of_compilation): Use it.
2668 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
2670 2001-08-18 Zack Weinberg <zackw@panix.com>
2672 * unwind-dw2.c (execute_stack_op): Add default aborts to
2673 the inner switches to prevent warnings.
2675 2001-08-18 Richard Henderson <rth@redhat.com>
2677 * timevar.h (struct timevar_time_def): Change element type to float.
2678 (ticks_to_msec, clocks_to_msec): Likewise.
2679 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
2680 (get_time): Likewise.
2681 (timevar_print): Adjust zero check and printing to match.
2683 2001-08-18 Zack Weinberg <zackw@panix.com>
2685 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
2686 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
2687 Eliminate overfull or underfull hboxes.
2689 2001-08-18 Zack Weinberg <zackw@panix.com>
2691 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
2693 2001-08-18 Zack Weinberg <zackw@panix.com>
2695 * haifa-sched.c: Convert to target hooks. Macros replaced
2696 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
2697 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
2698 MD_SCHED_FINISH, and HAVE_cycle_display.
2699 * target-def.h (TARGET_SCHED_ADJUST_COST,
2700 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
2701 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
2702 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
2703 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
2704 New hook #defines to be overridden.
2705 (TARGET_SCHED): Bring them all together.
2706 (TARGET_INITIALIZER): Update.
2707 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
2708 instead of 'struct rtx_def *' throughout.
2709 (struct sched): New set of hooks for the scheduler.
2710 * Makefile.in (haifa-sched.o): Depend on target.h.
2711 * doc/tm.texi: Document the new scheduler hooks, together in
2712 their own section, instead of scattered around.
2713 Fix a bunch of underfull/overfull hboxes.
2715 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
2716 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
2717 sparc.h: Don't define any of the old scheduler macros.
2719 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
2720 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
2721 sparc.c: Create hook functions from code extracted from
2722 corresponding target header, or make existing hooks static, as
2723 appropriate. Set the appropriate entries in targetm.
2725 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
2726 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
2727 rs6000-protos.h, s390-protos.h, sparc-protos.h:
2728 Remove prototypes for functions which are now static.
2730 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
2731 related gunk; the Haifa scheduler is now the only choice.
2733 2001-08-18 Zack Weinberg <zackw@panix.com>
2735 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
2736 * genopinit.c: Put floating point divide insns in sdiv_optab.
2737 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
2738 * config/gofast.h, config/c4x/c4x.h,
2739 config/ia64/hpux_longdouble.h, config/mips/mips.h,
2740 config/pa/long_double.h, config/rs6000/sysv4.h,
2741 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
2742 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
2743 (init_optabs): Use init_optabv for overflow-trapping optabs.
2744 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
2745 cmp_optab RTX codes so have_insn_for can find them.
2747 * optabs.c (expand_simple_binop, expand_simple_unop,
2748 have_insn_for, gen_sub3_insn): New interfaces.
2749 * expr.h: Prototype new functions.
2750 (enum optab_methods): Move here from optabs.h.
2752 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
2753 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
2754 Use new functions instead of working directly with optabs.
2755 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
2756 unroll.c: Don't include optabs.h.
2757 * caller-save.c, combine.c, function.c, stmt.c: Just include
2758 insn-codes.h, not optabs.h.
2759 * Makefile.in: Update dependencies.
2761 * combine.c (make_compound_operation, simplify_comparison):
2762 Fix typos testing for this or that instruction.
2764 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2766 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
2767 generating libgcc.a.
2769 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2771 * except.c (TYPE_HASH): Delete.
2773 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
2776 * tree.c (TYPE_HASH): Delete.
2778 * tree.h (TYPE_HASH): Define.
2780 2001-08-18 Graham Stott <grahams@redhat.com>
2782 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
2784 (adddi3_internal_2+2): Likewise.
2785 (eh_set_lr_di+1): Likewise.
2787 2001-08-17 Richard Henderson <rth@redhat.com>
2789 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2790 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
2791 * dwarf2asm.c: ... here.
2792 * dwarfout.c: Remove them.
2794 * varasm.c (assemble_integer): Add align parameter.
2795 (assemble_real, output_constant, output_constructor): Likewise.
2796 * output.h: Update decls.
2797 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
2798 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
2799 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
2800 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
2801 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
2804 * final.c (end_final): Abort profile block generation if we
2805 havn't layed it out properly.
2806 * output.h (assemble_eh_integer): Remove stale decl.
2807 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
2809 (assemble_integer): Handle unaligned data.
2810 (assemble_real): Abort on unaligned data.
2811 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
2813 (default_dtor_section_asm_out_destructor): Use assemble_align.
2814 (default_named_section_asm_out_constructor): Likewise.
2815 (default_ctor_section_asm_out_constructor): Likewise.
2816 * config/darwin.c (machopic_asm_out_constructor): Likewise.
2817 (machopic_asm_out_destructor): Likewise.
2818 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
2819 (nextstep_asm_out_destructor): Likewise.
2820 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
2821 (vms_asm_out_destructor): Likewise.
2823 2001-08-17 Richard Henderson <rth@redhat.com>
2825 * config/mips/iris6.h (TARGET_IRIX6): New.
2826 (current_section_name, current_section_flags): New.
2827 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
2828 (MAX_OFILE_ALIGNMENT): New.
2829 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
2830 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
2831 (copy_file_data): Split out from
2832 (mips_asm_file_end): ... here.
2833 (mips_asm_file_start): Remove extra .section directive. Use
2834 tmpfile instead of mips_make_temp_file.
2835 (mips_unique_section): Use const char * as needed for warnings.
2836 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
2837 re-add align parameter.
2838 (iris6_asm_named_section): New.
2839 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
2840 (iris6_asm_output_align, iris6_section_align_1): New.
2841 (iris6_asm_file_start, iris6_asm_file_end): New.
2842 * config/mips/mips-protos.h: Update decls.
2844 2001-08-17 Janis Johnson <janis187@us.ibm.com>
2846 * doc/install.texi (Install GCC): Add links to build status pages.
2848 (Final install): Ditto; request updates for specific info
2850 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
2852 * cpperror.c (print_location): Don't take a file name; use the
2854 (_cpp_begin_message): Similarly.
2855 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
2856 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
2857 (cpp_pedwarn_with_file_and_line): Remove.
2858 * cppfiles.c (stack_include_file): Update; set filename to stdin
2859 here when appropriate.
2860 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
2861 (_cpp_begin_message): Don't take a file name.
2862 * cppinit.c: Add comment.
2863 * cpplex.c: Fix end-of-directive indicator.
2864 * cpplib.c: Don't include intl.h.
2865 (run_directive, do_diagnostic): Update.
2866 (do_line): Update to not use nominal_fname.
2867 (cpp_push_buffer): Don't take a filename.
2868 * cpplib.h (struct ht): Remove.
2869 (cpp_push_buffer): Don't take a filename.
2870 (cpp_pedwarn_with_file_and_line): Remove.
2871 * cppmacro.c (struct cpp_macro): Remove file.
2872 (builtin_macro): Update.
2873 (_cpp_create_definition): Update.
2874 * cppmain.c: Correct comment.
2875 * fix-header.c (read_scan_file): Update.
2877 2001-08-17 Kazu Hirata <kazu@hxi.com>
2879 * sbitmap.c: Fix comment formatting.
2880 * sched-deps.c: Likewise.
2881 * sibcall.c: Likewise.
2882 * simplify-rtx.c: Likewise.
2884 * ssa-ccp.c: Likewise.
2885 * stor-layout.c: Likewise.
2886 * timevar.c: Likewise.
2887 * toplev.c: Likewise.
2888 * unwind-dw2.c: Likewise.
2889 * unwind-dw2-fde.c: Likewise.
2890 * varasm.c: Likewise.
2892 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
2894 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
2895 or larger than an integer in memory.
2897 2001-08-17 Zack Weinberg <zackw@panix.com>
2899 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
2900 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
2901 * rtl.h: Don't forward-declare union tree_node here. Don't
2902 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
2903 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
2904 and tree respectively.
2905 * tree.h: Don't forward-declare struct rtx_def here. Don't
2906 typedef tree here. Change all uses of struct rtx_def *,
2907 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
2908 and tree respectively.
2910 2001-08-17 Richard Henderson <rth@redhat.com>
2912 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
2913 config/mips/openbsd.h: Fix typos last change.
2915 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2917 * doc/invoke.texi (Optimize Options): The default for
2918 -finline-limit is 600.
2920 2001-08-17 Richard Henderson <rth@redhat.com>
2922 * varasm.c (text_section): Allow TEXT_SECTION to override the
2923 printing of TEXT_SECTION_ASM_OP.
2924 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
2925 (DATA_SECTION, BSS_SECTION): Remove.
2926 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
2927 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
2928 Rename from s/_NAME//.
2929 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
2930 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
2931 (TEXT_SECTION): ... here. New.
2932 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
2933 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
2934 * config/mips/openbsd.h: Likewise.
2935 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
2936 (mips_asm_file_end): Likewise test.
2937 (mips_output_function_epilogue): Likewise. Switch back to data
2938 section after emitting the function.
2940 * doc/tm.texi (Sections): Document TEXT_SECTION.
2942 2001-08-17 Richard Henderson <rth@redhat.com>
2944 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
2945 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
2947 2001-08-17 Richard Henderson <rth@redhat.com>
2949 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
2950 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
2951 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
2952 Add aligned attribute.
2954 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
2956 * config/sh/sh.md: Add modes to unspecs in first insn to match
2957 those in the second.
2959 * Makefile.in: Fix collect2 copy for Cygwin.
2961 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
2963 Install the proper patch.
2964 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
2965 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
2966 (expand_function_start): Likewise.
2967 * stmt.c (expand_decl): Likewise.
2968 * varasm.c (make_decl_rtx): Likewise.
2970 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
2972 * final.c: Undo my previous accidental checkin.
2973 * output.h: Likewise.
2974 * tm.texi: Likewise.
2976 2001-08-16 Richard Henderson <rth@redhat.com>
2978 * varasm.c (named_section_flags): Remove align parameter.
2979 * varasm.c, dwarf2out.c: Update all callers.
2980 * output.h: Update prototypes.
2982 * target.h (target.asm_out.named_section): Remove align parameter.
2983 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
2984 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
2985 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
2986 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
2987 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
2989 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
2990 (get_named_section_flags, set_named_section_flags): New.
2991 (named_section_flags): Use them.
2992 (named_section): Do decl vs section flags check here...
2993 (default_section_type_flags): ... not here.
2994 (init_varasm_once): Create in_named_htab.
2995 (resolve_unique_section): Mark reloc unused.
2997 2001-08-16 Richard Henderson <rth@redhat.com>
2999 * varasm.c (force_const_mem): Keep pool alignment in bits.
3000 (output_constant_pool): Use assemble_align.
3002 2001-08-16 Zack Weinberg <zackw@panix.com>
3004 * doc/tm.texi: Remove extra @table command.
3006 2001-08-16 Zack Weinberg <zackw@panix.com>
3008 * final.c (shorten_branches): Clear the end of the label_align
3009 array only if we made it larger. Break up messy expressions
3012 * diagnostic.c (internal_error): Check for error recursion
3013 before doing ICE suppression.
3015 * timevar.c: Timing variables now count in milliseconds.
3016 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
3017 (get_time): Not here.
3018 (timevar_print): Don't print any timer whose user, cpu, and
3019 wall times are all zero as displayed.
3020 * timevar.h: Update comment aboout units. Make timevar
3023 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
3025 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
3026 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
3027 (expand_function_start): Likewise.
3028 * stmt.c (expand_decl): Likewise.
3029 * varasm.c (make_decl_rtx): Likewise.
3031 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
3033 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
3034 (finalize_record_size): Don't set TYPE_USER_ALIGN.
3036 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3038 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
3041 2001-08-16 Andreas Jaeger <aj@suse.de>
3043 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
3046 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
3048 * rtl.h (only_sets_cc0_p): New prototype.
3049 * jump.c (sets_cc0_p): Handle INSN.
3050 (only_sets_cc0_p): New function.
3051 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
3052 (tidy_fallthru_edge): Likewise.
3053 * integrate.c (copy_insn_list): Likewise.
3054 * unroll.c (unroll_loop): Likewise.
3055 (copy_loop_body): Likewise.
3057 2001-08-15 Jason Eckhardt <jle@redhat.com>
3059 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
3061 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
3063 * predict.c (struct block_info_def): Remove nvisited.
3064 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
3065 (estimate_bb_frequencies): Call mark_dfs_back_edges.
3067 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
3068 (ix86_adjust_cost): Teach scheduler that latency to load operand can
3071 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
3073 * predict.def: Update hitrates.
3075 2001-08-15 Richard Henderson <rth@redhat.com>
3077 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
3079 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
3081 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
3082 note from its associated jump.
3084 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3086 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
3087 also on 64-bit s390x targets.
3089 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
3091 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
3093 (arm_expand_prologue): Handled nested functions which take a
3094 variable argument list.
3095 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
3096 macro with an invocation of
3097 arm_compute_initial_elimination_offset.
3098 * config/arm/arm-protos.h: Prototype
3099 arm_compute_initial_elimination_offset.
3101 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3103 * doc/install.texi (Specific, avr): Fix markup.
3104 (Specific, c4x): Ditto.
3106 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3108 * predict.c (dump_prediction): Change `bool' parameter to `int'.
3110 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
3112 * Makefile.in (OBJS): Add rtl-error.o
3113 (rtl-error.o): New rule.
3114 (diagnostic.o): Adjust dependency.
3115 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
3116 error_for_asm, _fatal_insn, _fatal_insn_not_found,
3117 warning_for_asm): Move to...
3118 rtl-error.c: ...here. New file.
3120 2001-08-14 Richard Henderson <rth@redhat.com>
3122 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
3123 if USING_SJLJ_EXCEPTIONS.
3125 2001-08-14 Steve Ellcey <sje@cup.hp.com>
3127 * tlink.c (scan_linker_output): Check string for unsatisfied in
3128 addition to undefined and unresolved.
3130 2001-08-14 Graham Stott <grahams@redhat.com>
3132 * libgcc2.c (*): Replace EH_FRAME_SECTION with
3133 EH_FRAME_SECTION_NAME.
3135 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
3137 * genattrtab.c (simplify_test_exp_in_temp): New function.
3138 (simplify_test_exp): Avoid explicit use of temporary obstack.
3139 (simplify_cond, insert_right_side, evaluate_eq_attr,
3140 simplify_and_tree, simplify_or_tree, eliminate_known_true):
3141 Use simplify_test_exp_in_temp.
3142 (optimize_attrs): Iterate until expression stabilizes.
3144 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
3146 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
3147 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
3149 2001-08-13 Richard Henderson <rth@redhat.com>
3151 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
3152 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
3153 * config/arm/conix-elf.h: Likewise.
3155 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
3157 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
3159 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
3161 * gcse.c (hash_scan_set): Expressions that are set as part of
3162 jump instructions are not available.
3164 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3166 * config/s390/s390.c (print_operand, s390_function_prologue,
3167 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
3169 2001-08-13 Richard Henderson <rth@redhat.com>
3171 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
3172 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
3173 * doc/tm.texi (Exception Region Output): Document it.
3175 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
3177 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
3178 DWARF2 instead of stabs by default.
3180 2001-08-13 David Edelsohn <edelsohn@gnu.org>
3182 * config/rs6000/rs6000.c: Include optabs.h.
3184 2001-08-13 David Edelsohn <edelsohn@gnu.org>
3186 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
3187 save/restore routines.
3188 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
3190 2001-08-13 Andreas Jaeger <aj@suse.de>
3192 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
3193 the english is correct.
3195 2001-08-13 Zack Weinberg <zackw@panix.com>
3197 * expr.h: Split out optab- and libfunc-related code to...
3198 * optabs.h, libfuncs.h: ... these new headers.
3200 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
3202 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
3204 * mkconfig.sh: Don't include insn-codes.h from config.h.
3206 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
3207 enum insn_code is available. Move reload_in_optab and
3208 reload_out_optab array declarations to optabs.h.
3209 * regmove.c (gen_add3_insn): Move to optabs.c, export from
3210 there, prototype in expr.h.
3211 * gencodes.c: Cleanup: zap global variables, don't use
3212 printf where puts will do, don't bother defining MAX_INSN_CODE
3213 which nothing uses, let CODE_FOR_nothing get its value implicitly.
3215 * genemit.c, genopinit.c: Include optabs.h in generated file.
3216 * genoutput.c: Include insn-codes.h in generated file.
3217 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
3218 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
3219 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
3220 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
3221 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
3222 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
3224 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
3225 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
3226 config/m88k/m88k.c, config/sparc/sparc.c:
3228 * reload.c: Include expr.h and optabs.h before reload.h.
3229 * config/alpha/alpha.c: Include tree.h before reload.h.
3230 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
3231 and reload.h in that order.
3232 * config/sparc/sparc.c: Include debug.h.
3233 * recog.c: Include insn-codes.h.
3235 2001-08-13 Andreas Jaeger <aj@suse.de>
3237 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
3240 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
3242 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
3243 * gcc.c (init_spec): Fix typo in comment.
3244 * varasm.c (data_section): Fix typo in comment.
3246 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
3248 * predict.c (dump_prediction): New argument "USED".
3249 (combine_predictions_for_insn): Determine the used heuristics,
3250 output the case no heuristic applied.
3251 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
3253 2001-08-13 Andreas Jaeger <aj@suse.de>
3255 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
3258 2001-08-13 Kazu Hirata <kazu@hxi.com>
3260 * jump.c: Fix formatting.
3262 2001-08-13 Kazu Hirata <kazu@hxi.com>
3264 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
3267 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
3269 * loop.c (check_dbra_loop): Use condjump_label to compute
3272 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
3273 to better document the files they're in.
3275 2001-08-12 Zack Weinberg <zackw@panix.com>
3277 * recog.h (struct insn_operand_data): Shrink 'mode' field
3280 2001-08-12 Kazu Hirata <kazu@hxi.com>
3282 * gcc.c: Fix comment formatting.
3283 * gccspec.c: Likewise.
3286 * genemit.c: Likewise.
3287 * gengenrtl.c: Likewise.
3288 * genrecog.c: Likewise.
3289 * gensupport.c: Likewise.
3290 * ggc-page.c: Likewise.
3291 * global.c: Likewise.
3292 * graph.c: Likewise.
3293 * ifcvt.c: Likewise.
3294 * integrate.c: Likewise.
3296 * libgcc2.c: Likewise.
3298 * mbchar.c: Likewise.
3299 * optabs.c: Likewise.
3300 * predict.c: Likewise.
3301 * prefix.c: Likewise.
3302 * profile.c: Likewise.
3303 * protoize.c: Likewise.
3305 * recog.c: Likewise.
3306 * regclass.c: Likewise.
3307 * regmove.c: Likewise.
3308 * reg-stack.c: Likewise.
3309 * reload1.c: Likewise.
3310 * resource.c: Likewise.
3311 * rtlanal.c: Likewise.
3314 2001-08-12 Kazu Hirata <kazu@hxi.com>
3316 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
3317 a tree representing a constant is passed to the macro.
3319 2001-08-12 Richard Henderson <rth@redhat.com>
3321 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
3322 (rs6000_elf_asm_out_destructor): New.
3323 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
3324 (DTORS_SECTION_ASM_OP): Remove.
3325 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3326 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
3328 2001-08-12 David Edelsohn <edelsohn@gnu.org>
3331 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3332 * gcc.c (set_collect_gcc_options): New function, split out from
3334 Ignore elided switches.
3335 (do_spec_1): Invoke before executing command.
3336 (set_input): Export.
3337 Move declaration ...
3338 * gcc.h (set_input): ... here.
3339 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
3342 2001-08-12 Richard Henderson <rth@redhat.com>
3344 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
3345 thinko wrt TARGET_RELOCATABLE.
3347 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
3349 * fix-header.c (cb_file_change): Update prototype.
3351 2001-08-11 Zack Weinberg <zackw@panix.com>
3353 * toplev.c (set_float_handler): Make static.
3354 * toplev.h: Don't prototype set_float_handler.
3356 * simplify-rtx.c: Don't include setjmp.h.
3357 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
3359 (simplify_unary_operation, simplify_binary_operation): Use them,
3360 via do_float_handler.
3362 * fold-const.c: Don't include setjmp.h.
3363 (exact_real_inverse_1): New function.
3364 (exact_real_inverse): Use it, via do_float_handler.
3366 * varasm.c: Don't include setjmp.h.
3367 (assemble_real_1): New function.
3368 (assemble_real): Use it, via do_float_handler.
3369 Call internal_error if we get a trap here.
3371 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
3372 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
3374 2001-08-11 Zack Weinberg <zackw@panix.com>
3376 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
3377 STACK_BOUNDARY if not already defined.
3379 * calls.c, function.c, reload1.c, explow.c: Don't default
3380 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
3381 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
3383 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
3386 * doc/tm.texi: Document that STACK_BOUNDARY is required;
3387 clarify difference between it and PREFERRED_STACK_BOUNDARY.
3389 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3391 * cppmacro.c (enter_macro_context): Push macro expansions even
3394 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3396 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
3397 (rs6000_elf_section_type_flags): Actually return a value.
3399 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
3401 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
3402 Clean up code: add missing comments and prototypes, fix warnings,
3403 remove obsolete code, fix spacing to conform to coding style.
3405 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
3407 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
3408 and TARGET_ASM_CLOSE_PAREN.
3409 (regclass_map): CC register belongs to class NO_REGS.
3410 (legitimize_pic_address): Don't generate unnecessary moves
3411 (to avoid confusing loop optimization).
3412 (check_and_change_labels): Replace jump_long by indirect_jump.
3413 (s390_final_chunkify): Don't start a new literal pool on section
3414 switch in 64-bit code.
3415 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
3417 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
3418 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
3419 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
3421 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
3422 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
3423 (CONST_COSTS): Fixed incorrect costs.
3425 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
3426 Use emit_jump instead of emit_jump_insn (gen_jump).
3427 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
3428 (to avoid confusing flow analysis).
3429 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
3430 (casesi, casesi_jump): New.
3431 (jump_long): Removed. Functionality merged into indirect_jump.
3432 (indirect_jump): Accept address_operand, not just register_operand.
3433 (cjump_long, icjump_long): Use same logic as indirect_jump.
3434 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
3435 Fixed broken setjmp/longjmp handling.
3436 (do_builtin_setjmp_setup): Removed.
3438 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
3439 broken GNU as versions that don't accept .quad with large
3440 negative values. Use hexadecimal output instead.
3441 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
3442 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
3443 FUNCTION_EPILOGUE): Removed. Now in targetm.
3445 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
3447 * config/s390/fixdfdi.h: Add missing copyright statement.
3448 Fix type conflicts on 64-bit. Add missing SFmode routines.
3450 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
3453 2001-08-11 Richard Henderson <rth@redhat.com>
3455 * rtl.h (REG_EH_RETHROW): Remove.
3456 * rtl.c (reg_note_name): Update.
3457 * combine.c (distribute_notes): Don't check for it.
3459 2001-08-11 Richard Henderson <rth@redhat.com>
3461 * combine.c (distribute_notes): Place REG_SETJMP.
3463 2001-08-11 Richard Henderson <rth@redhat.com>
3465 * doc/extend.texi (Arrays and pointers implementation): Discourage
3466 relying on sign-extension of pointers.
3468 2001-08-11 H.J. Lu <hjl@gnu.org>
3470 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
3472 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
3473 RDATA_SECTION_ASM_OP.
3475 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3477 * doc/install.texi (Specific, c4x): Fix cross-reference to the
3478 main manual to work both for info and HTML versions.
3480 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3481 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3483 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
3484 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
3485 (struct cpp_pool): New member first.
3486 * cppinit.c (append_include_chain): Plug memory leaks.
3487 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
3488 Allocate pragma structures from the (aligned) macro pool to
3489 avoid leaking memory.
3490 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
3491 so we don't leak memory.
3492 * hashtable.c (ht_destroy): New.
3493 * hashtable.h (ht_destroy): New.
3495 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3496 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3498 * c-lex.c (map): Make const.
3499 (cb_file_change): Update for callback passing a line map.
3500 Don't assume we have a previous map. Remove sanity check
3501 about popping too many files.
3502 * cpperror.c (print_location): Make map const.
3503 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
3504 (cpp_make_system_header): Similarly.
3505 (search_from): Similarly.
3506 (_cpp_execute_include): Don't remember where we came from.
3507 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
3508 (struct cpp_reader): Make map const.
3509 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
3510 * cpplib.c (do_line): Update; line maps now hold sysp.
3511 (cpp_push_buffer): Similarly.
3512 (_cpp_do_file_change): Similarly; callback with map instead.
3513 (cpp_get_line_maps): Constify return value.
3514 (_cpp_pop_buffer): Update.
3515 * cpplib.h (struct cpp_file_change): Remove.
3516 (struct cpp_callbacks): Update.
3517 (cpp_get_line_maps): Constify return value.
3518 * cppmacro.c (_cpp_create_definition): Update.
3519 * cppmain.c (struct printer): Constify map.
3520 (maybe_print_line): Similarly.
3521 (print_line): Similarly. Deduce flags 1 and 2 here.
3522 (cb_file_change): Update.
3523 * line-map.c (free_line_maps): Warn regardless.
3524 (add_line_map): Return pointer to const. When passed NULL to_file
3525 with LC_LEAVE, use the obvious values for the return point so the
3526 caller doesn't have to figure them out.
3527 (lookup_line): Return pointer to const.
3528 (print_containing_files): Take pointer to const.
3529 * line-map.h (struct line_map): New members reason, sysp.
3530 (add_line_map): Return pointer to const.
3531 (lookup_line): Similarly.
3532 (print_containing_files): Take pointer to const.
3534 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
3535 Richard Henderson <rth@redhat.com>
3537 * regmove.c (regmove_optimize): Avoid setting a register twice in
3540 2001-08-10 Richard Henderson <rth@redhat.com>
3542 * doc/extend.texi (Arrays and pointers implementation): Document
3543 behavior of pointer/integer conversion.
3545 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
3547 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
3549 2001-08-10 Richard Henderson <rth@redhat.com>
3551 * doc/extend.texi (C Implementation): New chapter.
3552 * doc/gcc.texi (Top): Link it in.
3554 2001-08-10 Andrew Cagney <ac131313@redhat.com>
3556 * doc/install.texi (Specific): Fix CVS merge botch.
3558 2001-08-10 Richard Henderson <rth@redhat.com>
3560 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
3561 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
3563 2001-08-10 Zack Weinberg <zackw@stanford.edu>
3565 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
3566 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
3567 this macro is now required.
3569 * cselib.c (cselib_process_insn), flow.c (propagate_block),
3570 loop.c (find_and_verify_loops), reload.c (reload): Check
3571 for rtx code of CALL_INSN, not CALL, when deciding if we
3572 need to check for REG_SETJMP note.
3574 * gcse.c (compute_hash_table, compute_store_table): Update
3575 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
3578 * config/avr/avr.c: Fix typo.
3579 * config/convex/convex.c (expand_movstr): Use adjust_address.
3580 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
3582 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
3583 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
3585 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
3586 Do define STACK_BOUNDARY.
3587 * config/i370/i370.c: Include expr.h.
3588 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
3589 config/pa/som.h, config/v850/v850.h: Take in_ctors and
3590 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
3591 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
3592 * config/m88k/m88k.c: Include c-tree.h after expr.h.
3593 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
3594 * config/romp/romp.c: Include expr.h after tree.h.
3596 (output_fpop): Use xmalloc, not oballoc.
3597 * config/we32k/we32k.c: Include expr.h.
3599 2001-08-10 Kazu Hirata <kazu@hxi.com>
3601 * config/h8300/h8300.h: Fix formatting.
3603 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
3605 * c-common.h (RETURN_NULLIFIED_P): Lose.
3606 * c-semantics.c (genrtl_return_stmt): Don't check it.
3608 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3610 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
3611 (mips_annotate_frame_insn): New function.
3612 (mips_emit_frame_related_store): New function.
3613 (save_restore_insns): Don't mark instructions that set up the base
3614 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
3615 the store instructions instead.
3616 (mips_expand_prologue): If the stack size is moved into a temporary
3617 register, do not mark that move as frame-related. Add a
3618 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
3620 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3622 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
3623 stack slot as unchanging if current_function_calls_eh_return.
3625 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3627 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
3628 access the second half of the TFmode scratch operand.
3630 2001-08-10 Anthony Green <green@redhat.com>
3632 * java/class.c (emit_register_classes): Conditionalize code on
3635 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3637 * doc/install.texi (Specific, avr): Fix cross-reference to the
3638 main manual to work both for info and HTML versions.
3640 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
3642 * stmt.c (expand_null_return_1): Remove code to generate simple returns
3643 and "use_goto" argument.
3644 (expand_null_return, expand_value_return): Update all callers.
3645 * function.c (expand_function_end): Remove code to generate simple
3647 * config/vax/vax.md (epilogue): New expander for function return.
3648 * doc/md.texi (epilogue): Remove "if defined".
3650 2001-08-09 Zack Weinberg <zackw@stanford.edu>
3652 * Makefile.in: Partially revert my previous change:
3653 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
3654 of the hashtab.o and safe-ctype.o rules.
3656 2001-08-09 Richard Henderson <rth@redhat.com>
3658 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
3659 (USE_COLLECT2): Remove duplicate definition.
3660 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
3661 (use_collect2): Remove dead code.
3662 * configure.in (use_collect2): Remove will_use_collect2 and
3663 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
3664 * configure: Rebuild.
3666 * target.h (targetm.asm_out.constructor): New.
3667 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
3668 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
3669 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
3670 * varasm.c (in_ctors, in_dtors): New.
3671 (assemble_constructor, assemble_destructor): Remove.
3672 (default_stabs_asm_out_destructor): New.
3673 (default_named_section_asm_out_destructor): New.
3674 (dtors_section, default_dtor_section_asm_out_destructor): New.
3675 (default_stabs_asm_out_constructor): New.
3676 (default_named_section_asm_out_constructor): New.
3677 (ctors_section, default_ctor_section_asm_out_constructor): New.
3678 * output.h: Update declarations.
3679 * c-decl.c (c_expand_body): Use target hooks instead of
3680 assemble_constructor and assemble_destructor.
3681 * profile.c (output_func_start_profiler): Likewise.
3682 * objc/objc-act.c (finish_objc): Likewise.
3683 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
3684 for the constructor.
3685 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
3687 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
3688 (DTORS_SECTION_ASM_OP): Likewise.
3689 (__CTOR_LIST__): Use attribute section when possible.
3690 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
3692 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
3693 ASM_OUTPUT_CONSTRUCTOR.
3695 * config/darwin.c (machopic_asm_out_constructor): New.
3696 (machopic_asm_out_destructor): New.
3697 * config/darwin-protos.h: Update declarations.
3698 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3699 (ASM_OUTPUT_DESTRUCTOR): Remove.
3700 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3701 * config/nextstep.c (nextstep_asm_out_constructor): New.
3702 (nextstep_asm_out_destructor): New.
3703 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3704 (ASM_OUTPUT_DESTRUCTOR): Remove.
3705 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3706 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
3707 ASM_OUTPUT_*STRUCTOR.
3708 * config/i386/aix386ng.h: Likewise.
3710 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
3711 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
3712 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
3713 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3714 * config/lynx.h: Likewise.
3715 * config/netware.h: Likewise.
3716 * config/psos.h: Likewise.
3717 * config/alpha/alpha-interix.h: Likewise.
3718 * config/alpha/elf.h: Likewise.
3719 * config/arc/arc.h: Likewise.
3720 * config/arm/aof.h: Likewise.
3721 * config/arm/coff.h: Likewise.
3722 * config/arm/elf.h: Likewise.
3723 * config/c4x/c4x.h: Likewise.
3724 * config/h8300/h8300.h: Likewise.
3725 * config/i386/cygwin.h: Likewise.
3726 * config/i386/djgpp.h: Likewise.
3727 * config/i386/i386-coff.h: Likewise.
3728 * config/i386/i386-interix.h: Likewise.
3729 * config/i386/sco5.h: Likewise.
3730 * config/i386/vsta.h: Likewise.
3731 * config/i386/win32.h: Likewise.
3732 * config/i960/i960-coff.h: Likewise.
3733 * config/ia64/sysv4.h: Likewise.
3734 * config/m68hc11/m68hc11.h: Likewise.
3735 * config/m68k/coff.h: Likewise.
3736 * config/m68k/mot3300.h: Likewise.
3737 * config/m88k/m88k.h: Likewise.
3738 * config/mcore/mcore-pe.h: Likewise.
3739 * config/mcore/mcore.h: Likewise.
3740 * config/mips/elf.h: Likewise.
3741 * config/mips/elf64.h: Likewise.
3742 * config/mips/iris6.h: Likewise.
3743 * config/pa/pa64-hpux.h: Likewise.
3744 * config/rs6000/sysv4.h: Likewise.
3745 * config/sh/sh.h: Likewise.
3746 * config/sparc/litecoff.h: Likewise.
3748 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
3749 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
3750 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3751 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3752 (ASM_OUTPUT_DESTRUCTOR): Remove.
3753 * config/a29k/a29k.c: Move include of tree.h.
3754 * config/a29k/udi.h: Delete file.
3755 * config/alpha/alpha.c (vms_asm_out_constructor): New.
3756 (vms_asm_out_destructor): New.
3757 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
3758 (EXTRA_SECTION_FUNCTIONS): Likewise.
3759 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3760 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3761 * config/c4x/c4x.c: Move include of tree.h.
3762 * config/clipper/clipper.c (clix_asm_out_constructor): New.
3763 (clix_asm_out_destructor): New.
3764 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3765 (ASM_OUTPUT_DESTRUCTOR): Remove.
3766 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3767 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3768 (TARGET_ASM_CONSTRUCTOR): New.
3769 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
3770 (sco_asm_out_constructor): New.
3771 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
3772 * config/i386/svr3gas.h: Remove stack grows up code.
3773 Remove code duplicated from i386/sysv3.h.
3774 (TARGET_ASM_CONSTRUCTOR): New.
3775 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3776 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
3777 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3778 (TARGET_ASM_CONSTRUCTOR): New.
3779 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
3780 (m68hc11_asm_out_destructor): New.
3781 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
3782 (TARGET_ASM_DESTRUCTOR): New.
3783 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
3784 * config/m68k/dpx2.h: Properly undef all the bits inherited from
3785 config/svr3.h pertaining to section manipulation.
3786 * config/m68k/dpx2g.h: Remove #if 0 code.
3787 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
3788 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
3789 (ASM_OUTPUT_CONSTRUCTOR): Remove.
3790 (TARGET_ASM_CONSTRUCTOR): New.
3791 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
3792 (m88k_svr3_asm_out_constructor): New.
3793 (m88k_svr3_asm_out_destructor): New.
3794 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3795 (ASM_OUTPUT_DESTRUCTOR): Remove.
3796 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3797 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
3798 * config/rs6000/aix.h: Likewise.
3799 * config/mips/rtems64.h: Don't undef removed constructor related bits.
3800 * config/mips/vxworks.h: Likewise.
3801 * config/rs6000/lynx.h: Likewise.
3802 * config/sh/elf.h: Likewise.
3803 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
3804 (DTORS_SECTION_ASM_OP): New.
3805 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3806 (ASM_OUTPUT_DESTRUCTOR): Remove.
3807 * config/sparc/sol2-sld-64.h: Likewise.
3808 * config/vax/vax.c (vms_asm_out_constructor): New.
3809 (vms_asm_out_destructor): New.
3810 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3811 (ASM_OUTPUT_DESTRUCTOR): Remove.
3812 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3814 * doc/tm.texi (@node Initialization): Update.
3816 2001-08-09 Richard Henderson <rth@redhat.com>
3818 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
3819 (__do_global_dtors_aux): Use gp-relative static data to avoid
3820 one dynamic relocation.
3821 (__do_frame_setup): Register Java classes.
3822 * config/alpha/crtend.asm (__JCR_END__): New.
3824 2001-08-09 Zack Weinberg <zackw@stanford.edu>
3826 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
3827 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
3828 (GEN, STAGESTUFF): Add new files.
3829 (insn-constants.h, s-constants, tm-preds.h, s-preds,
3830 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
3831 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
3832 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
3833 as well as insn-codes.h and insn-flags.h in config.h; and no
3834 extra headers in tconfig.h and hconfig.h.
3836 * gencodes.c: Eliminate code to generate predicate declarations
3837 or #defines for md-file constants.
3838 * genconstants.c, genpreds.c: New files.
3840 * i386.md: Re-order guard expressions such that TARGET_64BIT
3841 comes first, when this permits better optimization. Add
3842 TARGET_64BIT to more x86-64 patterns. Add comment explaining
3843 why this is desirable.
3845 2001-08-09 Jakub Jelinek <jakub@redhat.com>
3847 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
3848 (find_fde_for_dso): Remove.
3849 (_Unwind_IteratePhdrCallback): New.
3850 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
3851 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
3853 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3855 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
3856 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
3858 2001-08-09 Graham Stott <grahams@redhat.com>
3860 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
3861 (vis_no_unit): Use it.
3862 (visualize_no_unit): Add the insn only if room exists.
3864 2001-08-09 Graham Stott <grahams@redhat.com>
3866 * predict.c (estimate_probability): Replace magic numbers with
3867 appropriate enumeration.
3869 2001-08-09 Graham Stott <grahams@redhat.com>
3871 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
3873 (EXTRACT_FLAGS): Likewise.
3875 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
3877 * config/mips/mips.c (mips_legitimate_address_p): Check for
3878 CONST_INT in last patch.
3880 2001-08-08 Anthony Green <green@redhat.com>
3882 * java/class.c (emit_register_classes): Use assemble_jcr if
3883 possible. Keep the original mechanism as a fallback.
3884 * defaults.h (JCR_SECTION_NAME): Define if we have named section
3885 and weak symbol support.
3886 * crtstuff.c (__JCR_LIST__): Define.
3887 (__JCR_END__): Define.
3888 (_Jv_RegiserClasses): Define weak symbol if possible.
3889 (__do_global_ctors_aux): Register classes for ELF targets with
3890 weak symbol support.
3892 2001-08-08 Kazu Hirata <kazu@hxi.com>
3894 * dbxout.c: Fix comment formatting.
3895 * dependence.c: Likewise.
3897 * diagnostic.c: Likewise.
3898 * dominance.c: Likewise.
3899 * doprint.c: Likewise.
3900 * dwarf2out.c: Likewise.
3901 * dwarfout.c: Likewise.
3902 * emit-rtl.c: Likewise.
3903 * except.c: Likewise.
3904 * explow.c: Likewise.
3905 * expmed.c: Likewise.
3908 * fold-const.c: Likewise.
3909 * function.c: Likewise.
3911 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3913 * global.c (retry_global_alloc): Avoid shadowing allocno.
3915 2001-08-08 Mark Mitchell <mark@codesourcery.com>
3917 * except.c (remove_fixup_regions): Fix typo.
3919 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
3921 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
3922 unsigned HOST_WIDE_INT to avoid warning.
3923 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
3924 * flow.c (set_block_for_new_insns): Likewise.
3926 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
3928 * sibcall.c (return_value_pseudo): New static variable.
3929 (skip_copy_to_return_value): Handle return_value_pseudo.
3930 (call_ends_block_p): Ensure that return_value_pseudo is set.
3931 (optimize_sibling_and_tail_recursive_call): Discover the
3932 load of pseudo return value in alternate exit block.
3934 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3936 * calls.c (ECF_ALWAYS_RETURN): New constant.
3937 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
3938 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
3939 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
3940 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
3941 * rtl.c (reg_note_name): New name.
3942 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
3944 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
3946 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
3948 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
3950 * alias.c (get_alias_set): Return a previously calculated
3951 alias set for a VAR_DECL.
3952 * function.c (gen_mem_addressof): Calculate the alias set before
3955 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
3957 * predict.def: Set hitrates according our experimental run.
3959 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
3961 * i386.h (HARD_REGNO_RENAME_OK): New macro.
3963 2001-08-08 H.J. Lu <hjl@gnu.org>
3965 * config/mips/mips.c (mips_unique_section): New. Copied from
3968 * config/mips/mips-protos.h (mips_unique_section): New
3971 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
3973 * config/mips/little.h: New. Generic little endian mips
3974 targets. Only mips*-*-linux* is converted to use it so far.
3976 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
3977 (WCHAR_TYPE): Defined
3978 (WCHAR_TYPE_SIZE): Likewise.
3979 (INIT_SUBTARGET_OPTABS): Likewise.
3980 (BSS_SECTION_ASM_OP): Likewise.
3981 (SBSS_SECTION_ASM_OP): Likewise.
3982 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
3983 (ASM_DECLARE_OBJECT_NAME): Likewise.
3984 (UNIQUE_SECTION): Likewise.
3985 (EXTRA_SECTIONS): Likewise.
3986 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3987 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3988 (ASM_OUTPUT_DEF): Likewise.
3989 (HANDLE_SYSV_PRAGMA): Removed.
3990 (NO_IMPLICIT_EXTERN_C): Likewise.
3991 (TARGET_MEM_FUNCTIONS): Likewise.
3992 (STARTFILE_SPEC): Likewise.
3993 (ENDFILE_SPEC): Likewise.
3994 (LIB_SPEC): Likewise.
3995 (INVOKE__main): Likewise.
3996 (CTOR_LIST_BEGIN): Likewise.
3997 (CTOR_LIST_END): Likewise.
3998 (DTOR_LIST_BEGIN): Likewise.
3999 (DTOR_LIST_END): Likewise.
4000 (SET_ASM_OP): Likewise.
4001 (ASM_OUTPUT_SOURCE_LINE): Likewise.
4002 (ASM_OUTPUT_DEF): Likewise.
4003 (ASM_OUTPUT_IDENT): Likewise.
4005 * config/mips/mips.h (ASM_SPEC): Undefine before define.
4006 (CPLUSPLUS_CPP_SPEC): Likewise.
4007 (ASM_APP_ON) Redefine only if not defined.
4008 (ASM_APP_OFF): Likewise.
4009 (ASM_OUTPUT_SOURCE_LINE): Likewise.
4010 (ASM_OUTPUT_IDENT): Likewise.
4012 * config.gcc: Update tm_file for Linux/mips.
4014 2001-08-08 Bernd Schmidt <bernds@redhat.com>
4016 * cselib.c (cselib_record_sets): If insn is predicated, turn
4017 sources into IF_THEN_ELSEs.
4019 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
4020 Turn into define_insn_and_split.
4022 * sched-deps.c: Include "cselib.h".
4023 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
4024 Use cselib to turn memory addresses into VALUEs.
4025 (sched_analyze): Call cselib_init/cselib_finish if necessary.
4026 * sched-int.h (struct sched_info): New member USE_CSELIB.
4027 * sched-ebb.c (ebb_sched_info): Initialize it.
4028 * sched-rgn.c (rgn_sched_info): Likewise.
4029 * Makefile.in (sched-deps.o): Update dependencies.
4031 * cselib.h (cselib_subst_to_values): Declare.
4032 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
4033 that have no value and autoincs to be handled by generating a new
4036 2001-08-08 Graham Stott <grahams@redhat.com>
4038 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
4039 within fixed length SEQUENCE.
4041 2001-08-08 Graham Stott <grahams@redhat.com>
4043 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
4044 (diagnostic_prefixing_rule): Likewise.
4045 (diagnostic_line_cutoff): Likewise.
4046 (diagnostic_kind_count): Likewise.
4048 2001-08-08 Graham Stott <grahams@redhat.com>
4050 * alias.c (find_base_decl): Delete redundent assignment.
4052 2001-08-08 Graham Stott <grahams@redhat.com>
4054 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
4055 (abs): Uppercase and paranthesize macro parameter.
4056 (MEM_DEPENDENCY): Add whitespace.
4058 2001-08-08 Graham Stott <grahams@redhat.com>
4060 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
4061 failure check for CONST_INT
4063 2001-08-08 Graham Stott <grahams@redhat.com>
4065 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
4066 (libcall_dead_p): Likewise.
4068 (mark_used_regs): Constify fmt.
4069 (find_use_as_address): Likewise.
4071 2001-08-08 Graham Stott <grahams@redhat.com>
4073 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
4076 2001-08-08 Graham Stott <grahams@redhat.com>
4078 * combine.c (combine_simplify_rtx): Update comment and
4079 remove erroneous test.
4081 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
4083 * cppinit.c (cpp_finish): Pop the final buffer without comment.
4084 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
4085 take care to avoid multiple no-newline at EOF warnings in that
4088 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
4090 * calls.c (expand_call): Do not emit INSN_SETJMP note.
4091 (emit_library_call_value_1): Likewise.
4092 (emit_call_1): Emit REG_SETJMP note.
4093 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
4095 * cselib.c (cselib_process_insn): Likewise.
4096 * flow.c (propagate_block): Likewise.
4097 * loop.c (find_and_verify_loops): Likewise.
4098 * reload.c (find_equiv_regs): Likewise.
4099 * reload1.c (reload): Likewise.
4100 * resource.c (mark_referenced_resources,
4101 mark_set_resources): Likewise.
4102 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
4103 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
4104 * haifa-sched.c (unlink_other_notes): Likewise.
4105 (reemit_notes): Likewise.
4106 * sched-ebb.c (sched_ebb): Likewise.
4107 * sched-rgc.c (sched_region): Likewise.
4108 * rtl.c (note_insn_name): Likewise.
4109 (reg_note_name): Add REG_SETJMP
4110 * rtl.h (reg_note): Add REG_SETJMP.
4111 (insn_note): Remove NOTE_INSN_SETJMP.
4113 * profile.c (branch_prob): Add fake edges for setjmp.
4115 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
4117 * config.gcc: Quote target_cpu_default2 correctly for
4118 powerpc*-*-* targets.
4120 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
4122 * cpplib.h, line-map.h: Update comments.
4123 * cppmain.c (printer_init): Move inline.
4124 (maybe_print_line, print_line): Take a map pointer.
4125 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
4126 (cb_file_change): Don't use prior value of print.map.
4128 2001-08-07 David Edelsohn <edelsohn@gnu.org>
4130 * doc/install.texi: Document fine-grained multilib configuration.
4132 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
4134 * rtlanal.c (find_first_parameter_load): Call note_stores
4135 only on the instructions.
4137 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
4139 * alias.c (nonlocal_mentioned_p):
4140 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
4141 * calls.c (emit_call_1): Likewise.
4142 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
4143 * cselib.c (cselib_process_insn): Likewise.
4144 * df.c (df_insns_modify): Likewise.
4145 * flow.c (need_fake_edge_p): Likewise.
4146 (propagate_one_insn): Likewise.
4147 * haifa-sched.c (reemit_notes): Likewise.
4148 * integrate.c (copy_insn_list): Likewise.
4149 * jump.c (delete_prior_computation): Likewise.
4150 * local-alloc.c (validate_equiv_mem): Likewise.
4151 * loop.c (scan_loop): Likewise.
4152 * predict.c (estimate_probability): Likewise.
4153 * reload.c (reload): Likewise.
4154 * sched-deps (sched_analyze): Likewise.
4155 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
4156 * gcse.c (compute_hash_table): Likewise.
4157 (mark_call): Likewise.
4158 (store_killed_in_insn): Likewise.
4160 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
4162 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
4164 2001-08-06 Richard Henderson <rth@redhat.com>
4166 * varasm.c (assemble_gc_entry): Remove.
4167 * output.h: Likewise.
4169 2001-08-06 Richard Henderson <rth@redhat.com>
4171 * varasm.c (assemble_constructor): Take a symbol_ref and a
4172 priority instead of a bare string. Move priority handling
4173 here from cp/decl2.c.
4174 * output.h: Update decls.
4176 * c-decl.c (c_expand_body): Update calls to assemble_constructor
4177 and assemble_destructor.
4178 * profile.c (output_func_start_profiler): Likewise.
4179 * objc/objc-act.c (finish_objc): Likewise.
4180 (build_module_descriptor): Return the symbol not the symbol name.
4182 2001-08-06 David Edelsohn <edelsohn@gnu.org>
4184 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
4185 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
4186 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
4187 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
4188 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
4189 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
4191 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
4193 * cpperror.c (print_containing_files): Moved to line-map.c.
4194 (print_location): line-map.c handles re-listing or otherwise.
4195 * cpphash.h (struct lexer_state): Remove next_bol.
4196 (struct cpp_buffer): Remove include_stack_listed.
4197 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
4198 Remove faked buffer handling.
4199 (_cpp_do_file_change): Tweak.
4200 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
4201 * cppmain.c (struct printer): Remove filename.
4202 (print_line, cb_file_change): Update accordingly.
4203 * line-map.c: Include intl.h.
4204 (init_line_maps): Initialize last_listed.
4205 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
4206 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
4207 (print_containing_files): New.
4208 * line-map.h (struct line_maps): New member last_listed.
4209 (print_containing_files, INCLUDED_FROM): New.
4210 * Makefile.in: Update.
4211 * po/POTFILES.in: Add line-map.c.
4213 2001-08-06 Richard Henderson <rth@redhat.com>
4215 * except.c (convert_from_eh_region_ranges_1): Never mark
4216 USE or CLOBBER insns as throwing.
4218 * expr.c (store_constructor): Don't clobber memory targets.
4220 2001-08-06 Andreas Jaeger <aj@suse.de>
4222 * profile.c (branch_prob): Remove unused variable insn.
4224 * Makefile.in (local-alloc.o): Add dependency on except.h.
4226 * local-alloc.c: Include except.h for can_throw_internal prototype.
4228 2001-08-06 Richard Henderson <rth@redhat.com>
4230 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
4231 * function.c (expand_main_function): Implement it.
4232 * doc/tm.texi: Document it.
4234 2001-08-06 Stan Shebs <shebs@apple.com>
4236 * doc/install.texi: Document powerpc-*-darwin* details.
4238 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
4240 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
4241 (ASM_CPU_SPEC): Move back to rs6000.h
4242 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
4244 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
4246 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
4249 * config/rs6000/linux64.h: Ditto.
4251 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
4252 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
4255 Remove accidently readded definitions of FUNCTION_PROLOGUE,
4256 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
4258 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
4261 2001-08-05 Richard Henderson <rth@redhat.com>
4263 * local-alloc.c (update_equiv_regs): Do not move insns that
4266 2001-08-05 Jan Hubicka <jh@suse.cz>
4268 * Makefile.in (reload1.o): Add dedendancy on except.h
4269 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
4271 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
4272 indicating wehther edges has been cleaned up.
4273 * reload1.c: Inlucde except.h
4274 (fixup_abnormal_edges): Accept deleted insns.
4275 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
4278 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
4280 * cpplib.c (do_line): Correct line number after pop_buffer.
4282 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
4284 PR preprocessor/3824
4285 * line-map.c: Update comments.
4286 * line-map.h: Update comments.
4287 * tradcif.y: Don't consider large numbers unsigned.
4289 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
4291 PR preprocessor/3081
4292 * c-lex.c (map): New.
4293 (cb_file_change): Update map and use it.
4294 (cb_def_pragma, cb_define, cb_undef): Use map and line.
4295 (c_lex): Update to use map.
4296 * cpperror.c (print_location): Move to using logical line numbers.
4297 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
4298 (cpp_make_system_header): Similarly.
4299 (_cpp_execute_include): Stop line numbering hacks. Store the
4300 line we will return to.
4301 * cpphash.h (CPP_BUF_LINE): Remove.
4302 (struct cpp_buffer): Remove lineno and pseudo_newlines.
4303 Add map and return_to_line.
4304 (_cpp_do_file_change): Update.
4305 * cppinit.c (cpp_start_read): Update line kludge.
4306 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
4307 (trigraph_ok): Use logical line numbers for diagnostics.
4308 (skip_block_comment): Likewise.
4309 (skip_whitespace): Likewise.
4310 (skip_line_comment): Use pfile->line instead.
4311 (_cpp_lex_token): Update to use logical line numbering exclusively.
4312 Handle BOL locally. Accept new lines in directives, but keep
4313 pfile->line decremented. Diagnostics use logical lines. Update
4315 * cpplib.c (SEEN_EOL): New.
4316 (skip_rest_of_line, check_eol): Use it.
4317 (end_directive): Increase line number when accepting the newline
4318 at the end of a directive.
4319 (run_directive): Simplify.
4320 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
4321 (_cpp_do_file_change): Update to take buffer line number as an
4322 argument, and store the current map in the cpp_reader. Remove
4323 line number kludges.
4324 (_cpp_do__Pragma): Restore output position after a _Pragma.
4325 (cpp_push_buffer): Don't set output line or lineno.
4326 (_cpp_pop_buffer): Transfer more info from a faked buffer.
4327 Remove line kludge. Set output_line.
4328 * cppmacro.c (builtin_macro): Update handling of __LINE__.
4329 (parse_arg): Use logical lines.
4330 (save_lookahead_token): Save EOFs too now.
4331 * cppmain.c (struct printer): Fix comments.
4332 (printer_init): Simplify, let caller do errors.
4333 (scan_translation_unit, check_multiline_token, dump_macro): Update.
4334 (maybe_print_line): Simplify.
4335 (print_line): Don't print a linemarker if -P.
4336 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
4337 (cb_file_change): Simplify.
4338 * line-map.h (LAST_SOURCE_LINE): Fix.
4339 (CURRENT_LINE_MAP): New.
4341 2001-08-05 Bernd Schmidt <bernds@redhat.com>
4343 * doloop.c (doloop_modify_runtime): Properly compute number of
4344 iterations if loop was unrolled.
4346 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
4347 if their CSELIB_VAL_PTRs are.
4349 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
4350 (setup_spill_pointers): Initialize it.
4351 (spill_restore_mem): Set it.
4352 (do_spill, do_restore): Use it to add REG_INC note.
4353 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
4355 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
4356 asms if other insns are available.
4358 * config/ia64/ia64.c (condop_operator): New predicate.
4359 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
4360 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
4363 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
4364 temporary register than directly using a MEM.
4366 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4368 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
4369 parameter in last change.
4371 2001-08-04 Zack Weinberg <zackw@panix.com>
4373 * sparc.md: Don't use #if inside C test expression.
4375 2001-08-04 Richard Henderson <rth@redhat.com>
4377 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
4379 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
4381 * cpphash.h (struct cpp_reader): New member directive_line.
4382 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
4383 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
4384 do_pragma): Pass line to callbacks.
4385 (start_directive): Record line of directive.
4386 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
4387 cb_include): Similarly.
4388 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
4391 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4393 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
4396 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4398 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
4400 * reload1.c (fixup_abnormal_edges): New static function.
4403 * flow.c (need_fake_edge_p): New function.
4404 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
4405 avoid call insn to be very last insn in the insn stream.
4407 * profile.c (branch_prob): Call flow_call_edges_add instead of
4408 doing that by hand; cleanup cfg to re-merge basic blocks once
4411 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4413 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
4414 are also on line-map.h.
4415 * cppfiles.c (stack_include_file): Update.
4416 * cpphash.h (struct cpp_buffer): New member return_at_eof.
4417 (_cpp_pop_buffer): New.
4418 * cppinit.c (cpp_destroy, cpp_finish): Update.
4419 (do_includes): Mark each buffer to return at EOF.
4420 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
4421 return as requested.
4422 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
4423 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
4424 * cpplib.h (cpp_pop_buffer): Remove.
4425 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
4426 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
4428 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
4430 (do_preprocessing): Update.
4431 * fix-header.c (read_scan_file): Update. No need to pop buffers.
4432 * c-parse.in (_yylex): Similarly.
4433 * scan-decls.c (scan_decls): Similarly.
4434 * line-map.h: Update comments.
4436 * objc/Make-lang.in (objc-act.o): Update dependencies.
4438 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4440 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
4441 and soft register for operand 0.
4442 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
4444 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4446 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
4447 register for operand 0.
4448 ("bitcmpqi_z_used"): Allow memory for operand 0.
4449 (split "bitcmpqi"): New split to handle address reg as operand 1.
4451 2001-08-04 Andreas Jaeger <aj@suse.de>
4453 * gcse.c: Revert Daniel's last patch.
4455 2001-08-03 Zack Weinberg <zackw@stanford.edu>
4457 * sparc-protos.h: Add prototypes for fp_zero_operand and
4459 * sh-protos.h: Add prototype for fpul_operand.
4461 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4463 * doc/extend.texi (Other Builtins): Fix typo in last change.
4465 2001-08-03 Richard Henderson <rth@redhat.com>
4467 * target.h (gcc_target): Add asm_out.named_section,
4468 section_type_flags, have_named_sections.
4469 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
4470 (TARGET_HAVE_NAMED_SECTIONS): New.
4471 (TARGET_SECTION_TYPE_FLAGS): New.
4473 * Makefile.in (toplev.o): Depend on TARGET_H.
4474 (varasm.o, dbxout.o): Likewise.
4475 * c-common.c (decl_attributes): Check targetm.have_named_sections
4476 instead of ifdef ASM_OUTPUT_SECTION_NAME.
4477 * dbxout.c (dbxout_function_decl): Likewise.
4478 (dbxout_function_end): Likewise.
4479 * toplev.c (compile_file): Likewise.
4480 * varasm.c (exception_section): Likewise.
4481 * cp/decl2.c (finish_objects): Likewise.
4483 * defaults.h (EH_FRAME_SECTION): Remove.
4484 (EH_FRAME_SECTION_ASM_OP): Remove.
4485 (EH_FRAME_SECTION_NAME): New.
4486 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
4487 (UNIQUE_SECTION_P): Remove.
4488 * dwarf2out.c (SECTION_FORMAT): Remove.
4489 (ASM_OUTPUT_SECTION): Remove.
4490 (output_call_frame_info): Use named_section_flags.
4491 (output_comp_unit, dwarf2out_start_source_file): Likewise.
4492 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
4493 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
4494 * varasm.c (in_eh_frame, eh_frame_section): Remove.
4495 (named_section_flags): New.
4496 (named_section): Use it and targetm.section_type_flags.
4497 (resolve_unique_section): New.
4498 (assemble_start_function): Use it.
4499 (asm_emit_uninitialised, assemble_variable): Likewise.
4500 (default_section_type_flags): New.
4501 (default_no_named_section, default_elf_asm_named_section): New.
4502 (default_coff_asm_named_section, default_pe_asm_named_section): New.
4503 * output.h: Update varasm.c decls.
4504 (SECTION_*): New flags.
4506 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
4507 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
4509 * config/elfos.h (UNIQUE_SECTION_P): Remove.
4510 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
4511 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
4512 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
4513 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
4514 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
4515 * config/mips/elf.h, config/mips/elf64.h: Likewise.
4516 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
4517 * config/pa/pa64-hpux.h,
4519 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
4520 (TARGET_ASM_NAMED_SECTION): New.
4521 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
4522 * config/alpha/vms.h, config/arm/coff.h: Likewise.
4523 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
4524 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
4525 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
4526 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
4527 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
4528 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
4529 * config/i386/sco5.h, config/i386/win32.h: Likewise.
4530 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
4531 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
4532 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
4533 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
4534 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
4535 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
4536 * config/sparc/sysv4.h: Likewise.
4538 * config/nextstep.h: Error until named sections implemented.
4540 * config/a29k/a29k.c (a29k_asm_named_section): New.
4541 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
4542 (vms_section_type_flags, vms_asm_named_section): New.
4543 * config/arm/arm.c (arm_elf_asm_named_section): New.
4544 * config/avr/avr.c (asm_output_section_name): Remove.
4545 * config/avr/avr-protos.h: Update.
4546 * config/c4x/c4x.c (c4x_asm_named_section): New.
4547 * config/h8300/h8300.c (h8300_asm_named_section): New.
4548 * config/i386/i386.c (sco_asm_named_section): New.
4549 * config/i386/winnt.c (SECTION_PE_SHARED): New.
4550 (i386_pe_section_type_flags): New.
4551 (i386_pe_asm_named_section): New.
4552 * config/i386/i386-protos.h: Update.
4553 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
4554 * config/mcore/mcore.c (mcore_asm_named_section): New.
4555 * config/mips/mips.c (iris6_asm_named_section): New.
4556 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
4557 instead of UNIQUE_SECTION_P.
4558 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
4559 (xcoff_asm_named_section): New.
4560 * config/sh/sh.c (sh_asm_named_section): New.
4561 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
4563 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
4564 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
4565 (EH_FRAME_SECTION_NAME): New.
4566 (EXCEPTION_SECTION): New.
4567 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
4568 (DEBUG_*_SECTION): Remove.
4569 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
4570 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
4571 (EH_FRAME_SECTION_ASM_OP): Remove.
4573 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
4574 (ASM_OUTPUT_SECTION_NAME): Remove.
4575 (TARGET_ASM_NAMED_SECTION): New.
4576 (TARGET_HAVE_NAMED_SECTIONS): New.
4577 (TARGET_SECTION_TYPE_FLAGS): New.
4578 (EH_FRAME_SECTION_ASM_OP): Remove.
4579 (EH_FRAME_SECTION_NAME): New.
4581 2001-08-03 Zack Weinberg <zackw@stanford.edu>
4583 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
4584 for complex expressions when cfun == 0.
4585 * doc/extend.texi: Document that __builtin_constant_p can be
4586 used in data initializers as well as functions.
4588 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
4590 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
4591 variable I locally, instead of expecting a declaration in the
4594 2001-08-03 Richard Henderson <rth@redhat.com>
4596 * except.c (collect_one_action_chain): Add an explicit cleanup
4597 action if regions surrounding a catch were encoded entirely
4598 within the call-site entry.
4600 2001-08-03 Richard Henderson <rth@redhat.com>
4602 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
4603 don't take REGNO of a non-register.
4605 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
4607 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
4608 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
4609 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
4610 (__gthread_mutex_init_function): New function for mutex initialization.
4612 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4614 * Makefile.in: Revert screwed up commit.
4616 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4618 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
4619 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
4620 merged by linker script to get a final _exit().
4621 (__do_global_dtors): New for destructor handling in specific exit
4623 (__do_global_ctors): New for constructors in specific install section.
4624 (__map_data_section): Map data sections before running constructors.
4625 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
4626 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
4627 (DTORS_SECTION_ASM_OP): Likewise.
4628 (CTORS_SECTION_FUNCTION): Define to force a reference to
4630 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
4632 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4634 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
4636 * Makefile.in: Add df.h to gcse.c dependencies.
4638 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
4640 * varasm.c (output_constant_def_contents): Use for the length of a
4641 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
4642 depending on which is larger.
4644 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4646 * gcse.c: Include df.h for use as a dataflow analyzer.
4648 Declaration of reg_set_info: gone.
4649 New df_analyzer variable used by store motion.
4650 (reg_set_info): Deleted.
4651 (mark_mem_regs): New function, analyze regs used by a mem.
4652 (store_ops_ok): Use dataflow analyzer results to determine if
4653 necessary regs are changed in the block.
4654 (find_moveable_store): Remove check for symbol ref, we can handle
4655 much more complex expressions now.
4656 (compute_store_table): Remove most of the code, it's unnecessary
4657 now that the dataflow analyzer records the info for us.
4658 (store_killed_after): Add parameter to say whether to do the
4659 store_ops_okay test, used to speed up testing when we already know
4660 the answer, and just want to know if the store itself was killed.
4661 (build_store_vector): Largely rewritten to calculate the various
4662 vectors properly, and somewhat optimized.
4663 (store_motion): Init the df_analyzer, get REG_DEF chains.
4664 Also handle trapping expressions (since mems almost always trap)
4665 (simple_mem): Redefine what a simple mem is.
4667 2001-08-03 DJ Delorie <dj@redhat.com>
4669 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
4670 set from a constant part of the condition.
4672 2001-08-01 Andrew Cagney <ac131313@redhat.com>
4674 * mkdeps.c (deps_add_default_target): Make local variable
4675 ``start'' a const char pointer.
4676 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
4678 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4680 * doc/install.texi (Configuration): Fix markup.
4681 (Specific, i?86-*-udk): Likewise.
4682 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
4684 Document --enable-threads and --enable-libgcj status.
4685 (Specific, mips-sgi-irix*): Canonicalize triples.
4686 (Specific, mips-sgi-irix5): Warn about problems with this config.
4687 Mention required GNU as patch.
4688 Native assembler problems are fixed.
4689 (Specific, mips-sgi-irix6): Update O32 ABI support status.
4690 Document --enable-threads and --enable-libgcj status.
4692 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4694 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
4697 2001-08-03 Richard Henderson <rth@redhat.com>
4699 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
4702 2001-08-03 Richard Henderson <rth@redhat.com>
4704 * rtlanal.c (find_first_parameter_load): Stop if we
4705 reach a CODE_LABEL at BOUNDARY.
4707 2001-08-03 Richard Henderson <rth@redhat.com>
4709 * config/alpha/alpha.md (force_movdi): New insn.
4710 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
4711 Tweek FRP marking of VMS prologue insns.
4712 * config/alpha/vms.h (EPILOGUE_USES): New.
4714 2001-08-02 Richard Henderson <rth@redhat.com>
4716 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
4718 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
4720 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
4721 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
4722 config/convex/convex.h, config/d30v/d30v.c,
4723 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
4724 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
4725 config/mips/mips.h, config/mn10200/mn10200.h,
4726 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
4727 config/v850/v850.h, config/vax/openbsd.h,
4728 config/vax/openbsd1.h, config/vax/ultrix.h,
4729 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
4730 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
4731 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
4732 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
4733 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
4734 in comments and documentation.
4736 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4740 * Makefile.in (line-map.o): New.
4741 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
4742 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
4743 * cpperror.c (print_containing_files): Similarly.
4744 (print_location): Update. Don't output a space before _Pragma.
4745 * cppfiles.c (stack_include_file): Set to line 1 immediately.
4746 (stack_include_filee, cpp_make_system_header): Update.
4747 (_cpp_execute_include): Get logical line number right for calling
4748 as-yet-unterminated #include.
4749 * cpphash.h (struct cpp_reader): Add line_maps.
4750 (_cpp_do_file_change): Update.
4751 * cppinit.c (cpp_create_reader): Initialize line maps.
4752 (cpp_destroy): Destroy line maps.
4753 (cpp_start_read): Get logical line number right.
4754 * cpplex.c (parse_string): Only warn once for multi-line strings.
4755 Use boolean variable for null warning.
4756 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
4758 (do_include_common): End the directive early.
4759 (do_line): Don't warn about out-of-range lines in preprocessed
4760 source. Update. Remove unused variables.
4761 (_cpp_do_file_change): Update for new line mapping.
4762 (pragma_cb): New typedef.
4763 (cpp_register_pragma): Stop looking ahead before calling the
4765 (do_pragma_system_header): End directive early.
4766 (cpp_get_line_maps): New.
4767 (cpp_pop_buffer): Fudge logical line. Update.
4768 * cpplib.h: Include line-map.h
4769 (enum cpp_fc_reason): Remove.
4770 (struct cpp_file_change): Update.
4771 (cpp_get_line_maps): New.
4772 * cppmain.c (struct_printer): New member map.
4773 (cb_file_change): Update for new mappings.
4774 * fix-header.c (cb_file_change): Similarly.
4776 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4778 * Makefile.in (libgcc.mk): Define mkinstalldirs.
4779 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
4781 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
4783 * config/vax/vax.c: include expr.h.
4785 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4787 * Makefile.in ($(srcdir)/configure): Only rebuild in
4789 ($(srcdir)/config.in): Only define in maintainer mode.
4790 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
4792 2001-08-02 David Edelsohn <edelsohn@gnu.org>
4794 * doc/install.texi (Install GCC: Binaries): Update Bull info.
4796 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4798 * gcc.c (set_collect_gcc_options): New function, split out from
4800 Ignore elided switches.
4801 (do_spec_1): Invoke before executing command.
4802 (set_input): Export.
4803 Move declaration ...
4804 * gcc.h (set_input): ... here.
4805 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
4808 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
4811 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
4813 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
4815 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
4817 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
4818 for the unnamed instructions it expands to.
4820 2001-08-02 Richard Henderson <rth@redhat.com>
4822 * regclass.c (call_really_used_regs): Conditionally define.
4823 (init_reg_sets_1): Don't use it if not defined.
4824 (fix_register): Similarly, don't set it.
4826 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4828 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
4829 Correct comment that had been missed in the previous change.
4831 2001-08-01 Stan Shebs <shebs@apple.com>
4833 * config/darwin.c (machopic_stub_name): Try matching by name.
4834 (update_stubs): New function.
4835 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
4838 2001-08-01 Richard Henderson <rth@redhat.com>
4840 * except.c (output_function_exception_table): Use assemble_align.
4841 * varasm.c (assemble_eh_label): Remove.
4842 (assemble_eh_align, assemble_eh_integer): Remove.
4844 2001-08-01 Robert Lipe <robertl@caldera.com>
4846 * dwarfout.c: Remove reference to README.DWARF.
4848 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
4850 * regclass.c (call_really_used_regs): New array for registers which
4851 are actually used by a call.
4852 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
4854 (fix_register): Set call_really_used too.
4855 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
4856 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
4858 2001-08-01 Richard Henderson <rth@redhat.com>
4860 * read-rtl.c (read_name): Consider \r whitespace.
4862 2001-07-11 Andrew Cagney <ac131313@redhat.com>
4864 * config.gcc: Recognize powerpc-*-netbsd*.
4866 * doc/install.texi (Host/target specific installation notes for
4867 GCC): Mention powerpc-*-netbsd*.
4869 * config/rs6000/netbsd.h: New file.
4870 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
4871 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
4872 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
4873 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
4874 (TARGET_VERSION): Redefine.
4876 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
4877 mcall-netbsd as a match for mcall-sysv.
4878 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
4879 (ncrti.S, ncrtn.S): New targets.
4880 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
4882 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
4883 "netbsd' as a V4 ABI.
4884 (ASM_SPEC): Check for -mcall-netbsd.
4885 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
4886 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
4887 (LIB_SPEC, ENDFILE_SPEC): Ditto.
4888 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
4889 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
4890 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
4891 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
4893 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
4894 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
4896 2001-08-01 Mark Kettenis <kettenis@gnu.org>
4898 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
4899 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
4900 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
4901 including "unwind-pe.h".
4903 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
4905 * rs6000.md (define_splits): Kill unused constraints.
4907 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
4908 Jan Hubicka <jh@suse.cz>
4910 * function.c (thread_prologue_and_epilogue_insns): Kill code
4911 dealing with non-existent CFG.
4913 2001-08-01 Kazu Hirata <kazu@hxi.com>
4915 * alias.c: Fix comment formatting.
4916 * bitmap.c: Likewise.
4917 * builtins.c: Likewise.
4918 * calls.c: Likewise.
4919 * c-common.c: Likewise.
4920 * c-decl.c: Likewise.
4921 * c-dump.c: Likewise.
4922 * c-lex.c: Likewise.
4923 * collect2.c: Likewise.
4924 * combine.c: Likewise.
4925 * conflict.c: Likewise.
4926 * cppfiles.c: Likewise.
4927 * cppinit.c: Likewise.
4928 * cpplex.c: Likewise.
4929 * cpplib.c: Likewise.
4930 * cppmacro.c: Likewise.
4931 * cppspec.c: Likewise.
4932 * c-pragma.c: Likewise.
4933 * crtstuff.c: Likewise.
4935 * cselib.c: Likewise.
4936 * c-semantics.c: Likewise.
4937 * c-typeck.c: Likewise.
4939 2001-08-01 H.J. Lu <hjl@gnu.org>
4941 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
4943 2001-08-01 H.J. Lu <hjl@gnu.org>
4945 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
4947 2001-08-01 Ziemowit Laski <zlaski@apple.com>
4949 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
4950 contextualizing Objective-C class name lookup by the lexer.
4951 (typespec_reserved_nonattr): Disable ObjC class name lookup after
4953 (protocoldef): Add support for forward @protocol declarations.
4954 (yylexname): Suppress ObjC class name lookup in certain contexts;
4955 re-enable after lookup is complete.
4956 (_yylex): Re-enable ObjC class name lookup when certain
4957 punctuation marks are seen.
4959 * objc/objc-act.c (check_protocol_recursively): New function used
4960 for finding circular dependencies in protocols.
4961 (objc_declare_protocols): New function for handling forward
4962 @protocol declarations.
4963 (receiver_is_class_object): Detect the case when 'self' is used
4964 inside of a class method.
4965 (build_message_expr): Issue a warning if class method is desired
4966 but instance method is found instead.
4967 (conforms_to_protocol): Streamline.
4968 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
4969 protocol Foo, even if 'Bar foo' does not.
4970 (check_protocols): Streamline.
4971 (start_protocol): Add checks for circular and duplicate protocol
4973 (encode_aggregate_within): For typedefs of structs, encode the
4975 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
4976 (objc_declare_protocols): New prototype.
4978 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4980 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
4981 * cpplex.c (handle_newline): Update prototype. Maintain logical
4983 (skip_escaped_newlines, skip_block_comment, parse_string):
4985 (_cpp_lex_token): Update, and store token position within the token.
4986 * cpplib.h (struct cpp_token): Add line and column entries.
4987 * cppmacro.c (replace_args): Position stringified tokens correctly.
4989 2001-08-01 Andreas Jaeger <aj@suse.de>
4991 * basic-block.h: Add prototype for last_loop_beg_note.
4993 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
4995 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
4996 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
4998 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
4999 while handling WITH_CLEANUP_EXPR node. Use second operand calling
5000 expand_decl_cleanup.
5001 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
5003 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
5004 operand while calling simple_cst_equal.
5005 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
5006 operand is the cleanup expression, the third is the RTL_EXPR.
5007 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
5009 2001-07-31 Jeff Sturm <jsturm@one-point.com>
5011 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
5013 2001-07-31 matthew green <mrg@eterna.com.au>
5015 * config.gcc (i386-*-netbsdelf): New description.
5016 * config/i386/netbsd-elf.h: New file.
5018 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
5020 * loop.c (check_dbra_loop): Use single_set to compute
5023 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
5025 PowerPC reorg and support for powerpc64-*-linux*.
5027 Also fixes emitting of constants on 32 bit and 64 bit
5030 * config.gcc: powerpc64-*-linux* is a new target.
5031 Things that needed aix.h now also include xcoff.h
5033 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
5035 Move AIX specific stuff into aix.h.
5036 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
5037 with more than just XCOFF now.
5038 (SET_ASM_OP): Remove, now defined where needed.
5039 (FUNCTION_PROLOGUE): New macro definition.
5040 (FUNCTION_EPILOGUE): New macro definition.
5041 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
5043 * config/rs6000/xcoff.h: New file.
5045 * config/rs6000/linux64.h: New file.
5047 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
5049 2001-07-31 Alan Modra <amodra@bigpond.net.au>
5051 * rs6000.c (print_operand_address): Handle ELF syntax.
5052 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
5053 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
5054 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
5056 2001-07-31 David Edelsohn <edelsohn@gnu.org>
5058 * rs6000.c (rs6000_override_options): Only disable
5059 flag_function_sections for XCOFF.
5060 (exact_log2_cint_operand): New predicate.
5061 (reg_or_{add,sub}_cint64_operand): New predicates.
5062 (add_operand): Compare CONST_INT with fewer function calls.
5063 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
5064 (print_operand, case 'p'): Ensure positive operand.
5065 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
5066 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
5067 (PREDICATE_CODES): Add new predicates.
5068 * rs6000.md (addsi3): Split 32-bit constants more correctly.
5069 (divsi3, modsi3): Ensure positive power-of-2.
5070 (adddi3): Use new predicate. Split 32-bit constants more
5071 correctly. Re-arrange splitter to handle any constant.
5072 (subdi3): Use new predicate.
5073 (divdi3, moddi3): Ensure positive power-of-2.
5074 (movdi): Use rs6000_emit_set_const.
5075 (load_toc_v4_pic_di): Delete.
5077 2001-07-31 Graham Stott <grahams@redhat.com>
5079 * function.c (pad_below): Revert 2001-07-26 patch.
5081 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
5083 * reg-stack (convert_regs_1): Fix best edge condition.
5085 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5087 * jump.c (duplicate_loop_exit_test): Better test for jumps
5088 entering the loop; create loop pre_header.
5090 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
5092 * doc/install.texi: Add s390 and s390x as new targets.
5093 * doc/invoke.texi: Add documantation of S/390 and zSeries
5095 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
5097 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
5099 * config/m68k/m68k.md: Replace all general_operand with
5100 nonimmediate_operand for all destinations.
5101 * config/m68k/m68k.c (not_sp_operand): Likewise.
5103 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
5105 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
5107 2001-07-30 Richard Henderson <rth@redhat.com>
5109 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
5110 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
5112 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
5114 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
5115 Add missing doc strings
5116 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
5117 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
5119 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
5121 * i386.c (ix86_output_main_function_alignment_hack): New function.
5122 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
5124 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
5125 edges by EDGE_DFS_BACK flag.
5126 (dump_edge_info): Add dfs_back flag.
5127 * basic-block.h (EDGE_DFS_BACK): New constant.
5128 (mark_dfs_back_edges): Declare.
5129 * alias.c (loop_p): Remove.
5130 (mark_constant_function): Use mark_dfs_back_edges.
5132 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
5133 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
5134 (compensate_edge): Break out from ...
5135 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
5136 (convert_regs_2): Set block_done once block is really done;
5137 Do updating of the predecesors counts.
5139 * toplev.c (rest_of_compilation): Recompute block_for_insn
5140 before post-reload cfg_cleanup.
5141 * function.c (thread_prologue_epilogue_insns):
5142 Call set_block_for_new_insns when emitting prologue directly.
5144 2001-07-30 Andreas Jaeger <aj@suse.de>
5146 * jump.c: Add prototype for mark_modified_reg.
5148 * cse.c (set_live_p): Add unused attribute.
5150 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
5152 (scan_for_source_files): Use long for count to avoid overflow.
5153 (output_data): Likewise.
5154 (output_data): Don't use string concatatenation to silence gcc
5157 * predict.c: Fix typos and grammar.
5159 * gcse.c (insert_insn_end_bb): Remove unused variables.
5161 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
5163 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
5164 (attempt_auto_inc): LIkewise.
5165 (mark_used_reg): Likewise.
5166 (try_pre_increment_1): Likewise.
5167 * regclass.c (regclass): Likewise.
5168 * global.c (allocno_compare): Update comment; change scaling factor.
5169 * local-alloc.c (QTY_CMP_PRI): Likewise.
5170 * regs.h (REG_FREQ_FROM_BB): New.
5171 (REG_FREQ_MAX): Likewise.
5173 2001-07-30 H.J. Lu <hjl@gnu.org>
5175 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
5178 2001-07-30 H.J. Lu (hjl@gnu.org)
5180 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
5181 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
5182 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
5184 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
5186 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
5187 as -mthumb-interwork when -mcpu=arm7 is specified.
5189 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5191 * predict.def (noreturn, loop branch, loop exit): Mark as first
5194 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
5196 * combine.c (try_combine): Avoid barrier after noop jumps.
5198 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5200 * cpphash.h (struct cpp_reader): Remove import_warning.
5201 * cpplib.c (skip_rest_of_line): Don't bother turning off
5203 (parse_include): Move include handling to...
5204 (do_include_common): ... here. Move import warning from...
5205 (do_import): ... here.
5206 (do_pragma_poison): Don't do a callback for poison identifiers.
5207 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
5208 * cppmain.c (setup_callbacks): Similarly.
5210 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
5212 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
5213 handle multiple sets.
5214 * except.c (sjlj_mark_call_sites): .... here.
5215 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
5217 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
5219 Suggested by Richard Henderson and Richard Kenner:
5220 * combine.c (recog_for_combine): Use the fake recog
5221 only if instruction does not match.
5222 * rtl.h (NOOP_MOVE_INSN_CODE): New.
5223 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
5225 * combine.c (try_combine): Discover noop jump as direct jump.
5227 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
5229 * df.c (df_rd_global_compute): Add successors to worklist, not
5231 (df_ru_global_compute): Ditto.
5233 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
5235 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
5236 increment REG_N_SETS.
5238 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
5240 * sbitmap.h: New prototype for sbitmap_a_xor_b.
5242 * sbitmap.c (sbitmap_a_xor_b): New function.
5243 ifdef the basic block stuff on IN_GCC.
5245 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5247 * cppexp.c (parse_defined): Always record the macro name.
5248 (lex): Don't worry about identifiers, or special-case
5250 (_cpp_parse_expr): Figure out at the end of the routine
5251 whether we saw a valid !defined() expression.
5252 * cppfiles.c (stack_include_file): Update for mi_valid.
5253 (_cpp_pop_file_buffer): Similarly.
5254 * cpplex.c (_cpp_lex_token): Similarly.
5255 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
5256 mi_if_not_defined, mi_lexed): Remove.
5258 * cpplib.c (do_if): Simplify.
5259 (do_endif, push_conditional, _cpp_handle_directive): Update
5260 for renaming of mi_state to mi_valid.
5262 * cpp.texi: Add index entries for digraphs, and add comment
5263 that C++ refers to them as alternative tokens.
5265 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
5267 * basic-block.h (CLEANUP_PRE_LOOP): New.
5268 * except.c (finish_eh_generation): Update call of cleanup_cfg.
5269 * sibcall.c (optimize_sibling_calls): Likewise.
5270 * toplev.c (rest_of_compilation): Likewise.
5271 * flow.c (try_forward_edges): Take argument MODE;
5272 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
5273 (try_optimize_cfg): Update call of try_forward_edges.
5275 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
5276 Jan Hubicka <jh@suse.cz>
5278 * (validate_replace_rtx_1): Fix simplification of MINUS.
5280 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
5282 PR preprocessor/3669
5283 * cppinit.c (init_dependency_output): Turn off dump requests
5284 if sending dependencies to stdout.
5286 2001-07-28 Richard Henderson <rth@redhat.com>
5288 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
5291 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
5293 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
5295 2001-07-28 Kazu Hirata <kazu@hxi.com>
5297 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
5298 is VAR_DECL first to prevent an ICE.
5300 2001-07-28 Richard Henderson <rth@redhat.com>
5302 * varasm.c (immed_real_const_1): Don't elide special cases for
5304 (clear_const_double_mem): Clear const_tiny_rtx too.
5306 2001-07-28 Richard Henderson <rth@redhat.com>
5308 * dwarf2out.c (dw_val_class_offset): New.
5309 (struct dw_ranges_struct, dw_ranges_ref): New.
5310 (ranges_table, ranges_table_allocated): New.
5311 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
5312 (add_AT_offset, add_ranges, output_ranges): New.
5313 (print_die, output_die): Handle dw_val_class_offset.
5314 (attr_checksum, size_of_die, value_format): Likewise.
5315 (gen_lexical_block_die): Handle non-contiguous blocks.
5316 (gen_block_die): Likewise.
5317 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
5318 if needed. Dump the ranges table.
5319 * final.c (final_start_function): Remove unnecessary notes and
5320 rebuild the block tree before numbering the blocks.
5321 * function.c (reorder_blocks_0): Walk the existing block tree
5322 to unmark all blocks.
5323 (reorder_blocks_1): Create block fragments when duplicate block
5325 (reorder_fix_fragments): New.
5326 (reorder_blocks): Call it.
5327 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
5329 2001-07-28 Richard Henderson <rth@redhat.com>
5331 * emit-rtl.c (adjust_address): Make a copy of the memory address.
5333 2001-07-28 Richard Henderson <rth@redhat.com>
5335 * flow.c (add_to_mem_set_list): New function.
5336 (init_propagate_block_info): Use it.
5337 (mark_set_1): Likewise.
5338 (insn_dead_p): Canonicalize memory address for dead store
5339 comparison. Allow wider mode stores to kill narrower mode stores.
5340 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
5341 (invalidate_mems_from_set): Don't handle MEMs.
5343 2001-07-28 Kazu Hirata <kazu@hxi.com>
5345 * config/h8300/h8300.h: Fix formatting.
5347 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5349 * basic-block.h (EDGE_FREQUENCY): New macro.
5350 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
5352 * flow.c (find_sub_basic_blocks): Likewise.
5353 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
5354 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
5356 * predict.c (DEF_PREDICTOR): New argument FLAGS.
5357 (HITRATE): New macro.
5358 (PRED_FLAG_FIRST_MATCH): New constant.
5359 (predictor_info): New field flgags.
5360 (combine_predictions_for_insn): Use DS theory to combine
5361 probabilities; set the edge probabilities when finished.
5362 (estimate_probability): Avoid duplicated matches
5363 of LOOP_BRANCH heuristics for nested loops; update comment.
5364 * predict.def: Add flags for each prediction, set probabilities
5365 according to B&L paper.
5366 * predict.h (DEF_PREDICTOR): New argument FLAGS.
5368 * profile.c (compute_branch_probabilities): Cleanup way the edge
5369 probabilities are computed and REG_BR_PROB notes are dropped; if
5370 values does not match, emit error.
5371 (init_branch_prob): Do error instead of warning when profile driven
5372 feedback is missing or corrupt.
5374 2001-07-27 DJ Delorie <dj@redhat.com>
5376 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
5377 against a constant, try to adjust the compare to have the desired
5378 constant in it so that min/max optimizations happen more often.
5380 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5382 * flow.c (last_loop_beg_note): New function.
5383 (redirect_edge_and_branch): Use it.
5384 (split_edge): Likewise.
5386 * alias.c (loop_p): Avoid uninitialized memory access.
5388 * flow.c (try_forward_edges): Avoid accessing freed memory.
5390 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
5393 2001-07-26 Andrew Haley <aph@redhat.com>
5394 Joern Rennecke <amylaar@redhat.com>
5396 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
5397 (SUBTARGET_CPP_ENDIAN_SPEC): New.
5398 (SUBTARGET_CPP_SPEC): New.
5400 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
5401 (SUBTARGET_CPP_PTR_SPEC): New.
5402 (CPP_DEFAULT_CPU_SPEC): New.
5403 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
5404 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
5405 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
5406 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
5407 (SUBTARGET_CPP_SPEC): Define as an empty string.
5409 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5411 * doc/install.texi (Configuration): Properly link the host
5412 specific instructions also when generating HTML.
5414 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
5416 * flow.c (redirect_edge_and_branch_force): Test
5417 target->global_live_at_start.
5419 2001-07-26 Richard Henderson <rth@redhat.com>
5421 * simplify-rtx.c (avoid_constant_pool_reference): Export.
5422 * rtl.h (avoid_constant_pool_reference): Declare it.
5423 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
5424 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
5426 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5428 * rtl.h (cleanup_barriers): Declare.
5429 * jump.c (cleanup_barriers): New function.
5430 * toplev.c (rest_of_compilation): Call cleanup_barriers
5431 before loop optimizer and after bb_reorder.
5433 * flow.c (back_edge_of_syntactic_loop_p): New.
5434 (split_edge): Use it.
5436 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5438 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
5440 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
5442 * cse.c (cse_process_notes): Replace any registers if the address
5445 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
5447 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
5448 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
5449 (propagate_block): Update prototype.
5450 * flow.c (update_life_info): Simplify the CFG and
5451 recalculate the global regs which are alive when
5452 removing dead code during a global update.
5453 (propagate_block): Return non-zero if an INSN is
5456 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5458 * Makefile.in (LIBICONV): Define.
5460 2001-07-26 Catherine Moore <clm@redhat.com>
5462 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
5463 of conditional to avoid tree checking errors.
5465 2001-07-26 Kazu Hirata <kazu@hxi.com>
5467 * regmove.c (regmove_optimize): Don't replace a reg with
5468 another reg of a different mode.
5470 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
5472 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
5473 limit length of dependancy flush list.
5474 * params.h (MAX_PENDING_LIST_LENGTH): Define.
5475 * sched-int.h (struct deps): Add pending_flush_length field.
5476 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
5477 has 1 element in it.
5478 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
5479 (sched_analyze): After a jump, if the pending memory flush list is too
5480 large, flush the pending lists.
5481 (init_deps): Initialize pending_flush_length to 0.
5482 * doc/invoke.texi (max_pending_list_length): Document parameter.
5484 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
5486 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
5487 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
5488 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
5490 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5492 * cpphash.h (struct_lexer_state): Delete was_skipping.
5493 Move skipping here from struct cpp_reader.
5494 * cpplex.c (parse_identifier): Update.
5495 (_cpp_lex_token): Don't skip tokens in a directive.
5496 * cpplib.c (struct if_stack): Update.
5497 (start_directive, end_directive): Don't change skipping state.
5498 (_cpp_handle_directive): Update.
5499 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
5500 (do_else, do_endif): Update; only check for excess tokens if not
5501 in a skipped conditional block.
5502 (push_conditional): Update for new struct if_stack.
5504 2001-07-26 Graham Stott <grahams@redhat.com>
5506 * function.c (locate_and_pad_parm): Also pad initial offset
5507 so that the total argument size also includes the padding.
5509 2001-07-26 Graham Stott <grahams@redhat.com>
5511 * gensupport.c (alter_output_for_insn): Correct enable checking failure
5512 change XSTR to XTMPL.
5514 (process_one_cond_exec): Likewise
5516 2001-07-25 Richard Henderson <rth@redhat.com>
5518 * varasm.c (assemble_variable): Create DECL_RTL before setting
5521 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
5523 * predict.c (estimate_probability): Avoid duplicated predictions.
5525 * loop.c (find_and_verify_loops): Grok multiple barriers.
5527 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5529 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
5531 * dbxout.c: Consistently use putc instead of fputc.
5532 (print_wide_int): New function; call instead of direct fprintf.
5533 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
5534 (dbxout_type_fields, dbxout_type_method_1): Likewise.
5535 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
5536 (print_int_cst_octal): Likewise.
5537 (print_octal): Show we wrote characters.
5538 (dbxout_type): Set have_used_extensions in more places.
5540 2001-07-25 Catherine Moore <clm@redhat.com>
5542 * config/v850/v850.c (v850_va_arg): Use addr
5543 instead of valist to build incr.
5545 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
5547 * flow.c (delete_dead_jumptables): New function.
5548 (life_analyzis): Call it.
5549 * bb-reorder.c (skip_insns_after_block): Handle contradictory
5552 2001-07-25 Richard Henderson <rth@redhat.com>
5554 * except.c (reachable_handlers): Handle a region being removed
5555 out from under a RESX.
5557 2001-07-25 Richard Henderson <rth@redhat.com>
5559 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
5560 swap GE/GT if it is an fp comparison.
5562 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
5564 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
5567 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
5569 * ssa.c (rename_insn_1): Do not wrap an assignment to a
5570 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
5573 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
5575 (visit_expression): When attempting to simplify an expression,
5576 retrieve any modes for arguments before they are simplified
5579 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
5580 Janis Johnson <janis@us.ibm.com>
5582 * stmt.c (expand_goto): A nonlocal goto can be a call too.
5583 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
5584 pointer parameters to match documented usage of nonlocal_goto.
5585 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
5586 parameters to their correct order.
5587 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
5588 parameters to their correct order.
5590 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
5592 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
5594 2001-07-25 Jan Hubicka <jh@suse.cz>
5595 Richard Henderson <rth@redhat.com>
5597 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
5599 (make_edges): New argument update_p; populate the edge cache if set.
5600 (find_basic_blocks): Update make_edges invocation.
5602 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5604 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
5606 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5608 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
5609 -Acpu and -Amachine.h.
5610 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
5611 Corrected header to say ELF not a.out.
5612 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
5613 when given -msoft-float.
5615 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5617 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
5618 extra multilib parts like arm-elf.
5619 (i960-*-coff*, i960-*-rtems): Should not use collect2.
5620 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
5621 crtfini.o as extra multilib parts.
5623 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5625 * configure.in: Add rtems as a supported thread model.
5626 * gthr-rtems.h: Add missing entry point __gthread_active_p.
5627 * configure: Rebuilt.
5629 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
5631 * stor-layout.c (get_mode_alignment): make it work when
5632 BITS_PER_UNIT is not a power of two.
5633 * builtins.c (get_pointer_alignment): Likewise.
5635 2001-07-24 Richard Henderson <rth@redhat.com>
5637 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
5638 the retrieved constant into the expected mode.
5640 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5642 * flow.c (try_simplify_condjump): Avoid duplicated edges.
5643 (verify_flow_info): Check for duplicated edges; clarify
5646 * flow.c (block_label): Update basic_block_for_insn.
5647 (commit_edge_insertions): Call compute_bb_for_insn.
5649 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
5652 * flow.c (redirect_edge_and_branch,
5653 try_optimize_cfg): Use redirect_edge_succ_nodup
5654 (redirect_edge_succ_nodup): New.
5655 * basic_block.h (redirect_edge_succ_nodup): Declare.
5657 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
5660 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5662 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
5663 (try_crossjump_to_edge): Update commetns.
5664 (try_crossjump_bb): Likewise.
5666 2001-07-24 Richard Henderson <rth@redhat.com>
5668 * combine.c (distribute_notes): Move set of need_refresh
5669 for noop_move_p down to catch all cases.
5671 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
5673 * recog.c (split_all_insns_noflow): New.
5674 * rtl.h (split_all_insns_noflow): Declare.
5675 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
5676 * m68hc11.c (m68hc11_reorg): Likewise.
5677 * sh.c (machine_dependent_reorg): Likewise.
5678 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
5681 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
5683 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
5684 (ashlsi3_n splitter): Likewise.
5685 (lshrsi3_n splitter): Likewise.
5687 (GOTaddr2picreg): Make const SImode.
5688 (sym_label2reg): Likewise.
5689 (symGOT2reg): Likewise.
5690 (symGOTOFF2reg) Likewise.
5692 (casesi_worker_0): Make unspec SImode.
5694 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
5696 * config/sh/sh.c (barrier_align): Check that an operand really is
5697 an insn before extracting its INSN_CODE.
5699 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
5701 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
5704 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
5705 for SImode to prevent overflow.
5707 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5709 * config/mips/irix6-libc-compat.c: New file.
5710 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
5711 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
5714 2001-07-24 lars brinkhoff <lars@nocrew.org>
5716 * rtl.texi (REG_POINTER): Document.
5717 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
5718 QFmode, HFmode, TQFmode, QCmode, and HCmode.
5720 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
5722 * flow.c (delete_noop_moves): Do not confuse libcall regions.
5724 2001-07-23 Richard Henderson <rth@redhat.com>
5726 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
5728 2001-07-23 Kazu Hirata <kazu@hxi.com>
5730 * config/h8300/h8300-protos.h: Add a prototype for
5731 general_operand_dst_push.
5732 * config/h8300/h8300.c (general_operand_dst_push): New.
5733 * config/h8300/h8300.h (OK_FOR_T): New.
5734 (EXTRA_CONSTRAINT): Use it.
5735 * config/h8300/h8300.md (movqi_push): Remove and integrate into
5736 the existing movqi pattern.
5737 (movhi_push): Likewise.
5739 * reload.c: Fix comment typos.
5741 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
5743 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
5745 2001-07-23 H.J. Lu (hjl@gnu.org)
5747 * doc/extend.texi: Update __builtin_return_address and
5748 __builtin_frame_address.
5750 2001-07-23 Richard Henderson <rth@redhat.com>
5752 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
5754 * config/i386/i386.md: New setcc+movzbl peephole2.
5756 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5758 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
5759 * objc/objc-act.c: Include debug.h.
5760 (synth_module_prologue): Save and restore debug hooks too.
5762 2001-07-23 lars brinkhoff <lars@nocrew.org>
5764 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
5765 and C4X_FLOAT_FORMAT.
5766 (BOOL_TYPE_SIZE): Document.
5768 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
5770 * unroll.c (loop_iterations): Fix miscalculation of initial
5773 2001-07-13 Andrew Haley <aph@redhat.com>
5775 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
5776 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
5777 * config/sh/sh.c (sh_can_redirect_branch): New function.
5778 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
5779 * reorg.c (steal_delay_list_from_target): Use
5780 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
5782 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
5784 * flow.c (try_simplify_condjump): Unlink insn chain on
5785 fallthru edge; use can_fallthru.
5787 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
5789 * basic-block.h (find_sub_basic_block): Declare.
5790 * flow.c (make_edges): New arguments MIN and MAX;
5791 (find_sub_basic_blocks): Revamp to use make_edges
5792 and purge_dead_edges.
5793 (find_basic_blocks): Update call of find_sub_basic_block.
5795 * recog.c (split_all_insns): Always expect CFG to be consistent;
5796 call find_sub_basic_blocks in case something has changed.
5797 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
5800 * basic-block.h (delete_noop_moves): Declare.
5801 * combine.c (combine_instructions): Call it.
5802 (recog_for_combine): Tolerate noop moves
5803 (distribute_notes): Force refresh when register dies at noop move.
5804 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
5806 (life_analysis): Update delete_noop_moves call.
5807 (set_noop_p): Move too ...
5808 * rtlanal.c (noop_move_p): ... here.
5809 * rtl.h (noop_move_p): Declare.
5811 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
5812 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
5814 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
5815 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
5817 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
5819 * reload.c (push_reload): Fix typo in comment.
5820 (find_reloads_address): Ditto.
5821 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
5823 2001-07-22 Richard Henderson <rth@redhat.com>
5825 * flow.c: Grammar check and clarify a lot of comments.
5826 (try_simplify_condjump): Rename variables to be clearer.
5827 (try_forward_edges): Skip complex and fallthru edges.
5828 Rearrange tests to avoid duplicate checks.
5829 (flow_find_cross_jump): Likewise.
5830 (outgoing_edges_match): Allow match if neither branch has
5831 probability data. Loosen probability match to 5%.
5832 (try_crossjump_to_edge): Hoist repeated indirection into
5834 (try_crossjump_bb): Don't check complex edges. Eliminate
5835 redundant crossjump tests.
5836 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
5837 checks before more expensive checks.
5839 2001-07-22 Richard Henderson <rth@redhat.com>
5841 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
5842 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
5845 2001-07-22 Richard Henderson <rth@redhat.com>
5847 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
5848 (const_sint32_operand): Likewise.
5849 * m68k.md (anon mulsi pattern): Use const_int_operand not
5850 const_sint32_operand.
5851 (umulsi3_highpart): Zero extend a constant input.
5852 (smulsi3_highpart): Don't bother checking SImode constant.
5853 (const_umulsi3_highpart): Give op3 DImode.
5854 (const_smulsi3_highpart): Likewise.
5856 2001-07-22 Richard Henderson <rth@redhat.com>
5858 * flow.c (split_block): Make sure bb_note is included in the
5859 new block when splitting before a label.
5861 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
5863 * basic-block.h (redirect_edge_and_branch_force,
5864 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
5865 * flow.c (redirect_edge_and_branch_force,
5866 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
5867 (redirect_edge_and_branch_force): Fix copying of lifeness information.
5868 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
5869 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
5870 instead of label; update CFG after transformation.
5871 (find_if_case_1): Update call, use redirect_edge_and_branch_force
5872 for finishing the transformation; handle even case where ELSE
5873 does not follow THEN.
5874 (find_if_case_2): Update call of dead_or_predictable; simplify
5877 * emit-rtl.c (split_branch_probability): New global variable.
5878 (try_split): Take care to set split_branch_probability and
5879 create REG_BR_PROB note for new jump insns.
5880 * md.texi (define_split): Document new feature.
5882 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
5884 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
5886 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
5887 (asm_out_file): Remove redundant declaration.
5888 (assemble_asm): Remove old #if 0 block.
5889 (assemble_variable): Remove end of function; debug output is
5890 now handled with global_decl. Remove old #if 0 block. Update.
5891 Remove saved_in_section and associated no-op code.
5892 * Makefile.in (varasm.o): Correct dependencies.
5894 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
5896 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5897 the definition in defaults.h.
5899 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
5901 * jump.c: Update comments.
5902 (delete_barrier_successors, delete_unreferenced_labels,
5903 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
5904 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
5905 jump_optimize, jump_optimize_minimal): Kill.
5906 (rebuild_jump_labels): Move code from jump_optimize_1.
5907 (purge_line_number_notes): Likewise.
5908 (copy_loop_headers): Likewise.
5909 * reg-stack.c: Update comment.
5911 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
5912 JUMP_AFTER_REGSCAN): Kill.
5913 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
5914 purge_line_number_notes and copy_loop_headers.
5916 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
5917 Richard Henderson <rth@redhat.com>
5919 * dbxout.c (dbxout_global_decl): New.
5920 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
5921 * sdbout.c (sdbout_finish): New.
5922 (sdbout_debug_hooks): Use it, add comments.
5923 (sdbout_global_decl): Defer initialised public vars to
5925 * varasm.c (assemble_variable): Don't output debug information
5926 for file-scope variables.
5928 2001-07-22 Richard Henderson <rth@redhat.com>
5930 * config/alpha/alpha.c (get_trap_mode_suffix): New.
5931 (get_round_mode_suffix): New.
5932 (print_operand): Use them for [/]. Remove support for [&'`()+].
5933 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
5934 * config/alpha/alpha.md (attr round_suffix): New.
5935 (attr trap_suffix): New.
5936 (all insns): Set them appropriately. Use %/ instead of the
5939 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5941 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
5943 2001-07-22 Richard Henderson <rth@redhat.com>
5945 * regrename.c (regrename_optimize): Compute nregs for each
5946 potential target register.
5948 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
5949 Richard Henderson <rth@redhat.com>
5951 * dbxout.c (dbxout_global_decl): New.
5952 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
5953 * sdbout.c (sdbout_finish): New.
5954 (sdbout_debug_hooks): Use it, add comments.
5955 (sdbout_global_decl): Defer initialised public vars to
5957 * varasm.c (assemble_variable): Don't output debug information
5958 for file-scope variables.
5960 2001-07-21 H.J. Lu (hjl@gnu.org)
5962 * config/mips/mips.c (mips_cpu): Moved into ...
5963 (override_options): Here.
5965 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
5967 (mips_cpu): Removed.
5969 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5971 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
5972 ("iorqi3"): Likewise.
5973 ("xorqi3"): Likewise.
5974 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
5975 ("*subhi3_sp): Likewise.
5976 ("*subhi3"): Likewise.
5977 ("extendhisi2"): Accept D, X and Y as source operand to avoid
5980 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
5982 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
5983 * config/freebsd.h: Likewise.
5984 * config/linux.h: Likewise.
5985 * config/openbsd.h: Likewise.
5986 * config/alpha/linux-elf.h: Likewise.
5987 * config/arm/linux-elf.h: Likewise.
5988 * config/d30v/d30v.h: Likewise.
5989 * config/fr30/fr30.h: Likewise.
5990 * config/ia64/aix.h: Likewise.
5991 * config/ia64/ia64.h: Likewise.
5992 * config/mips/linux.h: Likewise.
5993 * config/pj/pj.h: Likewise.
5994 * config/rs6000/linux.h: Likewise.
5995 * config/sparc/linux.h: Likewise.
5996 * config/sparc/linux64.h: Likewise.
5998 2001-07-20 Bruce Korb <bkorb@gnu.org>
6000 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
6001 because getc() and char* may disagree on signedness.
6003 2001-07-20 Richard Henderson <rth@redhat.com>
6005 * doc/rtl.texi (REG_DEAD): Update for current semantics.
6007 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
6008 insns to delete in the presence of cc0 in a jump insn.
6010 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
6011 Jan Hubicka <jh@suse.cz>
6013 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
6014 of doing the change by hand.
6016 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
6018 * rtlanal.c (set_noop_p): Return true for noop jumps.
6020 * expr.c (emit_single_push_insn): Add call to push expander.
6021 * expr.h (optab_index): Add OTI_push
6022 (push_optab): New constant.
6023 * genopinit.c (optabs): Add push_optab.
6024 * optabs.c (init_optab): Init push optab.
6025 * md.texi (push??1): Document
6027 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6029 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
6030 expand to emit the pattern; put a REG_INC note for push/pop
6032 ("movdf", "movdf_internal"): Likewise.
6033 ("movsi", "movsi_internal"): Likewise.
6034 ("movsf", "movsf_internal"): Likewise.
6035 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
6037 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6039 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
6042 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
6044 * params.def: Change default max inline insns to 100.
6046 2001-07-20 Diego Novillo <dnovillo@redhat.com>
6048 * combine.c (combine_simplify_rtx): Generate a new shift operation
6049 when simplifying the first operand of a (neg (ashift)) expression.
6051 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6053 * regclass.c (N_REG_INTS): Use only 32 bits per element.
6055 2001-07-20 Kelley Cook <kelley.cook@home.com>
6057 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
6058 information. Move rest into ...
6059 (*-*-solaris): ... here. Eliminate redundant information and
6060 reword necessary packages section. Delete 4.x assembler bug info.
6061 (sparc-sun-*): Merge into ...
6062 (sparc-sun-sunos*): here.
6064 2001-07-20 Catherine Moore <clm@redhat.com>
6066 * config/v850/v850.md (casesi): Generate LABEL_REF
6069 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
6071 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
6072 * i386.c (ix86_zero_extend_to_Pmode): Make global.
6073 * i386.md (strclrsi expander): Use it.
6075 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6077 * integrate.c (copy_insn_list): handle
6078 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
6079 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
6080 identically as to CODE_LABEL.
6082 * fold-const (fold): Convert A/B/C to A/(B*C) and
6085 * except.c (connect_post_landing_pads): Delete the RESX insns.
6087 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
6089 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
6091 * config/mips/mips.md (nmadd/nmsub): Use macro.
6093 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
6095 * cppinit.c (remove_dup_dir): Make static.
6096 (remove_dup_dirs): Make static. Only warn about preempting a
6097 system directory with a non-system directory.
6099 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
6101 * ifcvt.c (noce_try_store_flag_constants): Correct order
6102 of parameters to trunc_int_for_mode.
6104 2001-07-19 Mark Mitchell <mark@codesourcery.com>
6106 * reorg.c (fill_simple_delay_slots): If an instruction might throw
6107 an exception that will be caught within this function, do not fill
6108 its delay slot with any subsequent instruction.
6110 2001-07-19 Steve Ellcey <sje@cup.hp.com>
6112 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
6113 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
6114 pointer extension instruction.
6115 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
6116 * simplify-rtx.c (simplify_unary_operation) Likewise.
6117 * explow.c (convert_memory_address) Check value of
6118 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
6120 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
6121 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
6122 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
6123 Add Multilib Support.
6124 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
6125 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
6126 Add Multilib Support.
6127 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
6129 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
6130 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
6131 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
6133 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
6135 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
6136 old and new operands in `<', `3' and `b'.
6138 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
6140 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
6141 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
6142 (toplev.o): Don't depend on xcoffout.h.
6143 * c-decl.c: Include debug.h
6144 (duplicate_decls): Use debug hook.
6145 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
6146 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6147 (dbxout_types): Remove.
6148 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
6149 * debug.c (do_nothing_debug_hooks): Update.
6150 (debug_true_tree, debug_nothing_rtx): New.
6151 * debug.h (struct rtx_def): New.
6152 (struct gcc_debug_hooks): New hooks ignore_block,
6153 outlining_inline_function and label.
6154 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
6155 dwarf2out_frame_finish): New.
6156 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
6157 Make static, update prototype.
6158 (dwarf2_debug_hooks): Update.
6159 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
6160 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
6161 * dwarfout.c (dwarf_debug_hooks): Update.
6162 * emit-rtl.c: Include debug.h.
6163 (remove_unnecessary_notes): Use debug hook.
6164 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
6165 (final_scan_insn): Use debug hook.
6166 * integrate.c (output_inline_function): Use debug hook.
6167 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
6168 (sdb_debug_hooks): Update.
6169 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
6170 * toplev.c: Don't include xcoffout.h.
6171 (note_outlining_of_inline_function, debug_ignore_block): Remove.
6172 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
6174 * tree.h (dwarf2out_do_frame): Remove.
6176 2001-07-19 Catherine Moore <clm@cygnus.com>
6178 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
6180 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
6182 * reload1.c (eliminate_regs_in_insn): When updating a set
6183 to the frame pointer to the hardware frame pointer, perform
6184 the update always not just when REPLACE is set.
6186 * reload1.c (choose_reload_regs): Don't inherit a reload
6187 that crosses multiple registers if registers past the first
6188 don't fit in the desired class.
6190 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
6191 when negating constants.
6193 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
6195 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
6196 * doc/tree.texi: Ditto.
6198 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
6199 Jakub Jelinek <jakub@redhat.com>
6201 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
6202 (extract_cie_info): Handle "eh" augmentation properly,
6204 (struct frame_state, __frame_state_for): New.
6206 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6208 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
6209 HANDLE_SYSV_PRAGMA): Define.
6210 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
6212 (copy_object): Caller changed.
6214 2001-07-19 Andreas Schwab <schwab@suse.de>
6216 * configure.in (assembler dwarf2 debug_line support): Define nop
6218 * configure: Regenerated.
6220 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
6222 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
6224 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
6225 to conditionally compiled block.
6226 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6227 * dbxout.h (dbxout_function): Remove.
6228 * debug.c (do_nothing_debug_hooks): Update.
6229 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
6230 global_decl, deferred_inline_function.
6231 * dwarf2out.c (dwarf2_debug_hooks): Update.
6232 (dwarf2out_global_decl): New.
6233 * dwarfout.c: Don't include dwarfout.h.
6234 (dwarfout_global_decl, dwarfout_function_decl,
6235 dwarfout_deferred_inline_function): New.
6236 (dwarf_debug_hooks): Update.
6237 * dwarfout.h: Remove.
6238 * final.c: Don't include dwarfout.h.
6239 * sdbout.c (sdbout_global_decl): New.
6240 (sdbout_debug_hooks): Update.
6241 * toplev.c: Don't include dwarfout.h.
6242 (check_global_declarations, rest_of_compilation): Use new debug hooks.
6243 (note_deferral_of_defined_inline_function): Remove.
6244 * toplev.h (note_deferral_of_defined_inline_function): Remove.
6245 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
6246 * ch/lex.c: Don't include dwarfout.h.
6247 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
6248 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
6249 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
6250 * cp/optimize.c: Include debug.h.
6251 (maybe_clone_body): Use debug hook.
6252 * cp/semantics.c: Include debug.h.
6253 (expand_body): Use debug hook.
6254 * po/POTFILES.in: Remove dwarfout.h.
6256 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
6258 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
6259 * c-parse.in (yyerror, _yylex): Similarly.
6260 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
6261 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
6263 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
6264 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
6266 2001-07-18 Jeff Sturm <jsturm@one-point.com>
6268 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
6269 in-class declaration at -g1. Fixes c++/2814.
6271 2001-07-18 Richard Henderson <rth@redhat.com>
6273 * doc/md.texi (reload_in/out): Document restrictions in predicates
6274 and constraints for these patterns. Document empty string matching
6277 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6279 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
6281 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6283 * cse.c: Undo my previous patch.
6285 2001-07-18 Tom Tromey <tromey@redhat.com>
6288 * configure: Rebuilt.
6289 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
6291 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
6293 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
6294 Jan Hubicka <jh@suse.cz>
6296 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
6297 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
6298 * jump.c (mark_jump_label): Do not forward branches.
6300 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
6302 * cse.c (delete_trivially_dead_insns): Delete the libcall block
6303 when return value is unused.
6305 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6307 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
6309 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
6311 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
6312 on error. We can't blindly return the result of
6313 pthread_mutex_trylock because it returns a positive number on
6314 error, while we must return -1 on error.
6315 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
6317 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
6319 2001-07-18 Andreas Jaeger <aj@suse.de>
6321 * integrate.c (output_inline_function): Correct type of debug_hooks.
6323 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
6325 * combine.c (combine_simplify_rtx): DIV can be treated
6326 associatively for floats if unsafe math optimisations are enabled.
6328 2001-07-17 Richard Henderson <rth@redhat.com>
6330 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
6332 2001-07-17 Richard Henderson <rth@redhat.com>
6334 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
6335 don't force the function address into a register.
6336 (expand_call, emit_library_call_value_1): Update callers.
6337 * builtins.c (expand_builtin_apply): Likewise.
6338 * expr.h (prepare_call_address): Update decl.
6340 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
6342 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
6344 * config/i386/chorus.h: Move up.
6345 * config/sparc/chorus.h: Likewise.
6346 * config/rs6000/chorus.h: Likewise.
6347 * config/chorus.h: Moved here.
6349 2001-07-17 Andreas Schwab <schwab@suse.de>
6351 * configure.in (assembler eh_frame optimization): Handle big
6353 * configure: Regenerated.
6355 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
6357 * expr.c (epxand_expr): Convert divisions into multiplications by
6358 reciprocals if -ffast-math.
6360 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
6362 * dbxout.c (dbxout_really_begin_function): Rename to
6363 dbxout_begin_function.
6364 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6365 (dbxout_begin_function): Remove.
6366 (dbxout_function): Update.
6367 (dbxout_source_line): Update prototype.
6368 * dbxout.h (dbxout_begin_function): Remove.
6369 * debug.c (do_nothing_debug_hooks): Update.
6370 (debug_nothing_tree): Update.
6371 (debug_nothing_charstar_rtx): Remove.
6372 * debug.h (union tree_node): Declare.
6373 (struct rtx_def): Remove.
6374 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
6375 begin_function. Change source_line prototype.
6376 (debug_nothing_tree): New.
6377 (debug_nothing_charstar_rtx): Delete.
6378 (dwarf2out_begin_prologue): Moved from ...
6380 * dwarf2out.c (dwarf2_debug_hooks): Update.
6381 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
6382 debug info, call dwarf2out_source_line.
6383 (dwarf2out_souce_line): Update prototype.
6384 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
6385 Change prototype, make static.
6386 (dwarfout_source_line): Update prototype.
6387 (dwarf_debug_hooks): Update.
6388 * dwarfout.h (dwarfout_begin_function): Remove.
6389 * final.c (final_start_function, final_scan_insn): Use appropriate
6390 debug hooks, update to use notice_source_line.
6391 (output_source_line): Rename notice_source_line. Don't call the
6392 source_line debug hook.
6393 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
6394 make static, update prototype.
6395 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
6397 (sdbout_end_prologue): New.
6398 (sdbout_source_line): Update prototype.
6399 (sdbout_debug_hooks): Update.
6400 (sdbout_symbol): Remove unused var.
6401 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
6403 * varasm.c: Include debug.h.
6404 (assemble_start_function): Use begin_function debug_hook.
6405 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
6406 update with prototype.
6407 (xcoffout_source_line): Update prototype.
6408 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
6410 (xcoffout_source_line): Update prototype.
6412 2001-07-17 Richard Henderson <rth@redhat.com>
6414 * c-typeck.c (build_binary_op): Do not shorten unsigned
6415 right shift after sign extension.
6417 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
6419 * combine.c (combine_simplify_rtx): Attempt to simplify
6420 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
6422 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
6423 (simplify_binary_operation, simplify_unary_operation,
6424 simplify_relational_operation): Use it.
6426 * combine.c (combine_simplify_rtx): Don't do associative law
6427 on divisions; allow associative law on floats.
6429 2001-07-17 H.J. Lu <hjl@gnu.org>
6430 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6432 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
6433 ASM_OUTPUT_WEAK_ALIAS are defined.
6434 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
6435 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
6437 * config/mips/iris5.h: ... here.
6438 (HANDLE_SYSV_PRAGMA): Defined as 1.
6439 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
6440 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
6443 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
6445 * c-parse.in (all_prefix_attributes): New variable.
6446 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
6447 (maybe_resetattrs): New production.
6448 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
6449 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
6450 notype_initdcl, nested_function, notype_nested_function,
6451 component_decl, components, components_notype,
6452 component_declarator, component_notype_declarator,
6453 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
6454 ivars, mydecl, myparm): Update. Avoid prefix attributes just
6455 after a comma being applied to more than one declarator.
6456 * doc/extend.texi (Attribute Syntax): Update. Remove
6457 documentation of bugs that are no longer present.
6459 2001-07-13 Eric Christopher <echristo@redhat.com>
6461 * config/mips/mips.h: Change TUNE_MIPS* options to use
6463 (EXTRA_SPECS): Add cc1_cpu_spec.
6464 * config/mips/mips.md (muldf3): Fix typo.
6466 2001-07-16 Richard Henderson <rth@redhat.com>
6468 * config/m68k/m68k.c: Include expr.h and reload.h.
6469 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
6470 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
6472 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
6473 Richard Henderson <rth@redhat.com>
6475 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
6476 (insn_live_p): Fix fall off end of function.
6477 (dead_libcall_p): Remove COUNTS argument; update callers.
6478 (delete_trivially_dead_insns): Remove unused variables.
6480 2001-07-17 Andreas Jaeger <aj@suse.de>
6482 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
6485 * lcm.c (optimize_mode_switching): Avoid warning for unused
6486 variable if !NORMAL_MODE.
6488 * flow.c (try_crossjump_to_edge): Remove unused variable.
6490 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
6492 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
6493 atexit declaration in stdlib.h.
6495 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
6497 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
6499 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6501 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
6502 * except.c (finish_eh_generation): Update call of cleanup_cfg;
6503 do rebuild_jump_labels instead of jump_optimize
6504 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
6505 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
6506 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
6508 * flow.c: Include timevar.h
6509 (find_basic_block): Push/pop timevar;
6510 (cleanup_cfg): Likewise.
6511 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
6512 * Makefile: Add dependencies on timevar.h
6514 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
6515 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
6517 * rtl.h (delete_trivially_dead_insns): Add new parameter.
6518 * toplev.c (rest_of_compilation): Update calls.
6519 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
6520 (delete_trivially_dead_insns): ... here; accept new argument
6521 preserve_basic_blocks; preserve basic blocks if set.
6523 * reg-stack.c (stack_regs_mentioned): Return 0 if
6524 stack_regs_mentioned_data is not initialized.
6525 (reg_to_stack): Make stack_regs_mentioned survive after the
6526 reg-stack is completted; do not call cleanup_cfg.
6527 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
6528 make cleanup_cfg after bb-reorder to output to debug file.
6530 2001-07-16 Richard Henderson <rth@redhat.com>
6532 * regclass.c (init_reg_sets): Use only 32 bits per initializer
6533 from int_reg_class_contents.
6535 2001-07-16 Richard Henderson <rth@redhat.com>
6537 * hard-reg-set.h (regs_invalidated_by_call): Declare.
6538 * regclass.c (regs_invalidated_by_call): Move from cse.c.
6539 (init_reg_sets_1): Move initialization from cse_main.
6540 * cse.c (regs_invalidated_by_call): Move to regclass.c.
6541 (cse_main): Move its initialization also.
6542 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
6543 * flow.c (propagate_one_insn): Likewise.
6544 * gcse.c (compute_hash_table): Likewise.
6545 (compute_kill_rd, compute_store_table): Likewise.
6546 * sched-deps.c (sched_analyze_1): Likewise.
6548 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
6550 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
6553 2001-07-16 Steve Ellcey <sje@cup.hp.com>
6555 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
6556 in if statement so we don't access undefined memory.
6558 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
6560 * gcse.c: Update comment at top.
6561 Update comment on mem handling.
6562 mem_last_set, mem_first_set, mem_set_in_block: gone.
6563 Declaration of reg_set_info: gone.
6564 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
6565 pointless with load_killed_in_block_p (they are *more*
6566 conservative then it, not less, and less accurate).
6567 (oprs_not_set_p): Ditto.
6568 (alloc_gcse_mem): Don't allocate mem_set_in_block
6569 (free_gcse_mem): Don't free it, either.
6570 (record_last_mem_set_info): Update comment in front, remove
6571 mem_*set_* stuff. Note the reason we don't handle stores directly
6573 (compute_hash_table): Update comments to reflect reality. Remove
6574 mem_*set_* references.
6575 (reset_opr_set_tables): Remove mem_*set_* references.
6577 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
6578 (mark_clobber): Ditto (on both parts, we double set here too).
6579 (expr_killed_p): Remove mem_set_in_block test.
6580 (compute_transp): Remove mem_set_in_block test.
6582 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
6583 of edge, and removal of phi alternative to dump file.
6584 (ssa_ccp_substitute_constants): Add note about register now being
6585 constant, and which uses were replaced in what insns to dump file.
6587 2001-07-16 Andreas Jaeger <aj@suse.de>
6589 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
6590 variables of type HOST_WIDEST_INT.
6592 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
6593 (__bb_exit_func): Correct type of count_max to avoid overflow.
6594 (num_digits): Handle long long argument.
6596 * combine.c (gen_lowpart_for_combine): Remove unused variable.
6598 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6600 * output.h (sdb_begin_function_line): Restore as an extern
6602 * sdbout.c (sdb_begin_function_line): Make extern.
6604 2001-07-15 Richard Henderson <rth@redhat.com>
6606 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
6607 * genrecog.c (maybe_both_true_mode): New.
6608 (maybe_both_true_2): Use it.
6609 (write_switch): Don't put Pmode in a switch.
6610 * rtl.c (mode arrays): Don't explicitly size them.
6612 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6614 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
6615 handling; move unconditional splitting before mode switching.
6617 * i386.md (type): Add fistp type.
6618 (i387, length_attr, scheduling definitions): Handle this type.
6619 (fix_trunc?f?i2): Revamp to use mode switching.
6620 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
6621 * i386.h (fp_cw_mode): New enum
6622 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
6623 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
6625 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6627 * Makefile.in (integrate.o): Add debug.h.
6628 * integrate.c (debug.h): Add.
6629 (output_inline_function): Save, reset, and restore debug_hooks.
6631 2001-07-15 Richard Henderson <rth@redhat.com>
6633 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
6634 instead of COMPARE for the EQUIV expression.
6636 2001-07-15 Richard Henderson <rth@redhat.com>
6638 * flow.c (redirect_edge_and_branch_force): Initialize
6639 global_live_at_start and global_live_at_end.
6640 (allocate_bb_life_data): Export.
6641 * basic-block.h (allocate_bb_life_data): Declare.
6642 * toplev.c (rest_of_compilation): Call it.
6644 2001-07-15 Richard Henderson <rth@redhat.com>
6646 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
6647 (alpha_tablejump_best_label): New.
6648 * config/alpha/alpha-protos.h: Declare them.
6649 * config/alpha/alpha.md: Use braced strings for code blocks.
6650 (tablejump_osf): Break out add with r29.
6651 (tablejump_osf_internal): Remove.
6652 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
6653 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
6655 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6657 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
6660 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
6662 * i386-protos.h (ix86_split_fp_branch): Update prototype.
6663 (ix86_fp_jump_nontrivial_p): New.
6664 * i386.md (fp_jcc_?): Update call of split_fp_branch;
6665 use ix86_fp_jump_nontrivial_p.
6666 * i386.c (ix86_fp_jump_nontrivial_p): New.
6667 (ix86_split_fp_branch): Accept code instead of rtx.
6668 (ix86_expand_compare): Expand comparison early in case
6669 doing so is resonably cheap.
6671 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
6673 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
6675 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
6676 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
6678 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
6680 * dbxout.c (dbxout_source_line): Make static, update prototype.
6681 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
6682 (dbxout_init, dbxout_finish, dbxout_source_line,
6683 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
6684 * dbxout.h (dbxout_source_line): Delete.
6685 * debug.c (debug_nothing_file, debug_nothing_file_int,
6686 debug_nothing_file_charstar_rtx): New.
6687 (do_nothing_debug_hooks): Update.
6688 (debug_nothing_void, debug_nothing_charstar_rtx,
6689 dwarf2out_end_epilogue): New.
6690 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
6691 * debug.h (struct rtx_def): Declare.
6692 (gcc_debug_hooks): New hooks source_line, end_epilogue
6694 (debug_nothing_void, debug_nothing_charstar_rtx,
6695 dwarf2out_end_epilogue): New.
6696 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
6697 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
6698 (dwarf2_debug_hooks): Update.
6699 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
6700 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
6701 * dwarf2out.h (dwarf2out_source_line): Remove.
6702 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
6703 Make static, update prototype.
6704 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
6705 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
6706 (dwarf_debug_hooks): Update.
6707 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
6708 dwarfout_end_function): Remove.
6709 * final.c (profile_function): Use debug hooks for ending functions
6711 (output_source_line, final_end_function): Update prototype,
6713 (final_start_function, final_scan_insn): Update.
6714 * output.h (sdb_begin_function_line): Remove.
6715 (final_end_function): Update prototype.
6716 * sdbout.c (sdb_begin_function_line): Make static.
6717 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
6718 (sdbout_source_line): New.
6719 (sdbout_end_epilogue, sdbout_end_function): Make static, update
6721 (sdb_debug_hooks): Update.
6722 (sdbout_init, sdbout_source_line,
6723 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
6724 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
6725 * toplev.c (compile_file, rest_of_compilation): Update.
6726 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
6727 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
6728 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
6729 Update for prototype changes.
6730 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
6731 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
6733 2001-07-15 Richard Henderson <rth@redhat.com>
6735 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
6736 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
6737 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
6738 * config/alpha/alpha.c: Likewise.
6739 * config/alpha/alpha.md: Likewise.
6740 * config/alpha/alpha32.h: Likewise.
6741 * config/alpha/vms.h: Likewise.
6744 2001-07-14 Richard Henderson <rth@redhat.com>
6746 * config/alpha/alpha.md: Use define_constants for unspec values.
6747 Substitute throughout.
6749 2001-07-14 Tim Josling <tej@melbpc.org.au>
6751 * tree.def (EXPON_EXPR) remove. Never supported anyway.
6753 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
6755 * pa.md: Remove unused constraints from define_split's.
6757 2001-04-14 Richard Henderson <rth@redhat.com>
6759 * ifcvt.c (find_cond_trap): Test for exit block.
6761 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
6763 Re-install recently reverted patch.
6764 * emit-rtl.c (try_split): Update mark_jump_label call.
6765 * flow.c (find_sub_basic_blocks): Likewise.
6766 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
6768 (mark_all_labels): Kill second parameter.
6769 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
6770 (rebuild_jump_labels, jump_optimize_minimal): Update call
6772 (jump_optimize_1): Kill crossjumping code.
6773 (mark_jump_label): Kill cross_jump parameter.
6774 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
6775 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
6776 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
6778 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
6780 (dump_file_info): Likewise.
6781 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
6782 reorganize passes to do reg-stack first, bb-reorder second.
6783 * invoke.texi (-d letters doc): Remove the jump2 pass.
6785 2001-07-14 Richard Henderson <rth@redhat.com>
6787 * ifcvt.c (find_cond_trap): New.
6788 (find_if_header): Call it.
6789 (merge_if_block): Relax existing jump sanity check.
6790 * jump.c (jump_optimize_1): Remove conditional trap handling.
6792 2001-07-14 Alan Modra <amodra@bigpond.net.au>
6794 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
6796 (insn_refs_are_delayed): Correct comment.
6797 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
6798 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
6799 instead of r31. Make associated insn !TARGET_64BIT, and
6800 provide an additional 64-bit insn that clobbers r2.
6802 (udivsi3): Likewise.
6804 (umodsi3): Likewise.
6806 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
6808 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
6810 * flow.c (redirect_edge_and_branch_force, split_edge,
6811 try_crossjump_to_edge): Use set_block_for_new_insns.
6812 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
6814 2001-07-13 H.J. Lu (hjl@gnu.org)
6816 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
6819 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
6821 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
6823 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
6825 * c-common.c (decl_attributes): Take a pointer to the node to
6826 which attributes are to be attached, and a flags argument.
6827 * c-common.h (enum attribute_flags): New.
6828 (decl_attributes): Update prototype.
6829 * c-decl.c (start_decl, push_parm_decl, finish_struct,
6830 finish_enum, start_function): Update calls to decl_attributes.
6831 * c-parse.in (component_declarator, component_notype_declarator,
6832 label): Update calls to decl_attributes.
6834 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
6836 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
6837 * config/avr/avr.c (legitimate_address_p): Return value changed
6838 from letter to register classes. For better debugging.
6840 2001-07-13 Kazu Hirata <kazu@hxi.com>
6842 * jump.c (reversed_comparison_code_parts): Fix comment typos.
6844 2001-07-13 H.J. Lu (hjl@gnu.org)
6846 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
6848 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
6850 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
6851 correctly for shared configurations.
6852 * config/t-libgcc-pic: New.
6853 * config/{i386,m68k,sparc}/t-openbsd: New.
6854 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
6855 Support -shared. Support debugging libraries with -g.
6856 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
6857 frame information does not emit pointer diffs.
6858 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
6861 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
6863 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
6865 2001-07-13 David Edelsohn <edelsohn@gnu.org>
6867 * combine.c (try_combine): Ensure const_int pow2 is positive.
6869 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
6871 * config.gcc: Add configuration for s/390.
6872 * config/s390/s390.c: New. Subroutines for code generation.
6873 * config/s390/s390.h: New. Definitions for s/390.
6874 * config/s390/s390-protos.h: New. Prototypes.
6875 * config/s390/linux.h: New. Definitions for linux for s/390.
6876 * config/s390/linux64.h: New. Definitions for linux for zSeries.
6877 * config/s390/t-linux: New. Makefile fragment.
6878 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
6879 * config/s390/fixdfdi.h: New. Fix L_fix*di.
6881 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
6883 * emit-rtl.c (try_split): Update mark_jump_label call.
6884 * flow.c (find_sub_basic_blocks): Likewise.
6885 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
6887 (mark_all_labels): Kill second parameter.
6888 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
6889 (rebuild_jump_labels, jump_optimize_minimal): Update call
6891 (jump_optimize_1): Kill crossjumping code.
6892 (mark_jump_label): Kill cross_jump parameter.
6893 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
6894 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
6895 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
6897 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
6899 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
6900 reorganize passes to do reg-stack first, bb-reorder second.
6901 * invoke.texi (-d letters doc): Remove the jump2 pass.
6903 2001-07-12 Steve Ellcey <sje@cup.hp.com>
6905 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
6907 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6909 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
6911 (verify_flow_info): Make diagnostics prettier.
6913 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6915 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
6917 * flow.c (outgoing_edges_match): Return early if condition reversal
6920 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
6922 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
6923 (mips_move_2words): When splitting a move into two instructions,
6924 prefix the second address operand with '%D'.
6926 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
6928 * Makefile.in (final.o): Depend on debug.h.
6929 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
6930 (dbx_debug_hooks): Add new hooks.
6931 (xcoff_debug_hooks): New.
6932 * debug.c (debug_nothing_file_int_int): New.
6933 (do_nothing_debug_hooks): Update.
6934 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
6935 (debug_nothing_file_int_int): New.
6936 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
6937 static, update prototype.
6938 (dwarf2_debug_hooks): Update.
6939 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
6940 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
6941 static, update prototype.
6942 (dwarf_debug_hooks): Update.
6943 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
6944 * final.c: Include debug.h.
6945 (final_scan_insn): Use debug hooks when beginning and ending blocks.
6946 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
6947 static, update prototype.
6948 (sdb_debug_hooks): Update.
6949 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
6950 * toplev.c: Distinguish between xcoff and dbx.
6952 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
6953 Call all debug hooks, not just dwarf ones.
6955 2001-07-11 Timothy Wall <twall@redhat.com>
6957 * config.gcc: Add configuration for AIX5/IA64.
6958 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
6959 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
6960 support prefix/suffix code.
6961 * config/ia64/t-aix: New. Makefile fragment.
6962 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
6964 2001-07-11 Kazu Hirata <kazu@hxi.com>
6966 * recog.c (validate_change): Fix a comment typo.
6968 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
6970 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
6971 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
6973 * dbxout.c (dbx_debug_hooks): Add new hooks.
6974 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
6976 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
6978 * dbxout.h (dbxout_start_new_source_file,
6979 dbxout_resume_previous_source_file): Delete.
6980 * debug.c (do_nothing_debug_hooks): Add new hooks.
6981 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
6982 (debug_nothing_int_charstar, debug_nothing_int): New.
6983 * debug.h (gcc_debug_hooks): New hooks define, undef,
6984 start_source_file and end_source_file.
6985 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
6986 (debug_nothing_int_charstar, debug_nothing_int): New.
6987 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
6988 the conditionally compiled section.
6989 (dwarf2out_start_source_file, dwarf2out_end_source_file,
6990 dwarf2out_define, dwarf2out_undef): Make static.
6991 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
6992 dwarf2out_define, dwarf2out_undef): Remove.
6993 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
6994 (dwarfout_start_source_file, dwarfout_end_source_file,
6995 dwarfout_define, dwarfout_undef): Make static.
6996 (dwarfout_start_source_file_check,
6997 dwarfout_end_source_file_check): New.
6998 (dwarfout_define, dwarfout_finish): Update.
6999 * dwarfout.h (dwarfout_start_new_source_file,
7000 dwarfout_resume_previous_source_file, dwarfout_define,
7001 dwarfout_undef): Remove.
7002 * sdbout.c (sdb_debug_hooks): Add new hooks.
7003 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
7005 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
7006 make static, take an arg.
7007 * sdbout.h (sdbout_start_new_source_file,
7008 sdbout_resume_previous_source_file): Delete.
7009 * toplev.c (debug_start_source_file, debug_end_source_file,
7010 debug_define, debug_undef): Delete.
7011 * toplev.h (debug_start_source_file, debug_end_source_file,
7012 debug_define, debug_undef): Delete.
7014 * java/jcf-parse.c: Include debug.h.
7015 (parse_class_file): Update to use debug hooks directly.
7016 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
7018 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7020 * alias.c (set_mem_alias_set): New function.
7021 * rtl.h (set_mem_alias_set): Declare it.
7022 * builtins.c (expand_builtin_return_addr): Call it instead of
7023 using MEM_ALIAS_SET accessor.
7024 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
7025 (get_memory_rtx, expand_builtin_va_arg): Likewise.
7026 (expand_builtin_va_copy):Likewise.
7027 * caller-save.c (setup_save_areas): Likewise.
7028 * calls.c (compute_argument_addresses): Likewise.
7029 * explow.c (set_mem_attributes): Likewise.
7030 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
7031 (expand_assignment, store_constructor_field, store_field): Likewise.
7032 (expand_expr_unaligned): Likewise.
7033 * function.c (assign_stack_temp_for_type): Likewise.
7034 (put_reg_into_stack, gen_mem_addressof): Likewise.
7035 * ifcvt.c (noce_try_cmove_arith): Likewise.
7036 * reload1.c (reload, alter_reg): Likewise.
7037 * config/alpha/alpha.c (get_aligned_mem): Likewise.
7038 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
7039 (alpha_expand_unaligned_store): Likewise
7040 (alpha_expand_unaligned_load_words): Likewise.
7041 (alpha_expand_unaligned_store_words): Likewise.
7042 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
7043 (alpha_expand_epilogue): Likewise.
7044 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
7045 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
7046 * config/i386/i386.c (legitimize_pic_address): Likewise.
7047 * config/i960/i960.c (setup_incoming_varargs): Likewise.
7048 * config/ia64/ia64.c (spill_restore_mem): Likewise.
7049 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
7050 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
7051 * config/mips/mips.c (mips_va_arg): Likewise.
7052 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
7053 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
7054 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7055 (setup_incoming_varargs, rs6000_va_arg): Likewise.
7056 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
7057 (rs6000_emit_epilogue): Likewise.
7058 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
7059 * config/sparc/sparc.c (sparc_va_arg): Likewise.
7060 * config/v850/v850.c (v850_va_arg): Likewise.
7062 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
7064 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
7065 when fallthru edge is present.
7066 (mege_blocks): Handle case where creation of jump insn
7069 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
7070 CLEANUP_POST_REGSTACK): New constants.
7071 * except.c (finish_eh_generation): Update call of cleanup_cfg,
7072 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
7073 * output.h (cleanup_cfg): Update prototype.
7074 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
7075 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
7076 cleanup_cfg call; kill missleading comment.
7077 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
7078 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
7079 parameter; control optimizations performed using it.
7080 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
7081 try_crossjump_bb): New functions.
7083 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
7085 * pa.c (pa_output_function_prologue): Delete prototype. Make function
7087 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
7088 pa_output_function_prologue.
7089 * pa-protos.h (pa_output_function_prologue): New prototype.
7091 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
7093 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
7094 and low to get correct sign extension in low+high test.
7096 2001-07-11 Janis Johnson <janis@us.ibm.com>
7098 * gcov.c (arcdata): Use gcov_type to fix branch percentage
7099 for large hit count.
7101 * profile.c (branch_prob): Fix .bbg info for computed gotos
7104 2001-07-11 Mark Mitchell <mark@codesourcery.com>
7106 * stmt.c (parse_output_constraint): New function, split out
7108 (expand_asm_operands): ... here. Use parse_output_constraint.
7109 * tree.h (parse_output_constraint): Declare it.
7111 2001-07-11 Richard Henderson <rth@redhat.com>
7113 * bitmap.c: Comment some functions; fiddle whitespace.
7114 (bitmap_free): Don't export.
7115 (bitmap_element_allocate): Use memset.
7116 * bitmap.h (bitmap_free): Don't declare.
7118 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
7120 * gcse.c, lcm.c, sched-deps.c:
7121 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
7123 * flow.c (flow_loops_find): Free dom if we found no loops, since
7124 we aren't going to save it.
7126 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
7129 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
7131 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
7133 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7135 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
7136 #ifndef DWARF2_DEBUGGING_INFO.
7138 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
7140 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
7142 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
7144 * config/mips/mips.c (gen_int_relational): Tell the caller not to
7145 reverse a branch if a NE comparison is implemented with GTU.
7147 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
7148 H.J. Lu <hjl@gnu.org>
7150 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
7152 (call_internal2): Likewise.
7153 (call_value_internal1): Likewise.
7154 (call_value_internal2): Likewise.
7155 (call_value_multiple_internal1): Likewise.
7156 (call_value_multiple_internal2): Likewise.
7158 2001-07-10 Kazu Hirata <kazu@hxi.com>
7160 * calls.c (emit_library_call_value_1): Fix a comment typo.
7161 * dwarf2out.c (mem_loc_descriptor): Likewise.
7162 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
7164 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
7166 * simplify-rtx.c (simplify_subreg): Fix typo in comment
7168 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7170 * recog.c (offsettable_address_p): Handle LO_SUM case.
7171 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
7172 instead of plus_constant.
7174 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7176 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
7177 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
7179 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7181 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
7182 adjust_address_nv instead of plus_constant.
7184 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
7186 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
7187 dwarf2out.o): Depend on debug.h, wrap long lines.
7188 * dbxout.c: Include debug.h.
7189 (dbx_debug_hooks): New.
7190 (dbxout_init): Make static, take just 2 args.
7191 (dbxout_finish): Make static.
7192 * dbxout.h (dbxout_init, dbxout_finish): Delete.
7193 * debug.c: New file.
7194 * debug.h: New file.
7195 * dwarf2out.c: Include debug.h.
7196 (dwarf2_debug_hooks): New.
7197 (dwarf2out_init): Make static.
7198 (dwarf2out_finish): Make static, take 2 args.
7199 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
7200 * dwarfout.c: Include debug.h.
7201 (dwarf_debug_hooks): New.
7202 (dwarfout_init): Make static.
7203 (dwarfout_finish): Make static, take 2 args.
7204 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
7205 * sdbout.c: Include debug.h.
7206 (sdb_debug_hooks): New.
7207 (sdbout_init): Make static, take 2 args.
7208 * sdbout.h (sdbout_init): Delete.
7209 * toplev.c: Include debug.h.
7211 (compile_file): Set deubg_hooks based on command line options.
7212 Use the hooks unconditionally rather than conditional compilation.
7214 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
7216 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
7217 first_insn_after_basic_block_note instead.
7219 * df.c (df_bb_refs_unlink): #if 0 out for now.
7221 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
7223 * ssa.h: Add prototype for ssa_const_prop
7224 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
7225 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
7226 (ssa_fast_dce): Remove unused variable
7228 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7230 * diagnostic.c (finish_diagnostic): Rename to
7231 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
7234 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
7236 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
7239 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
7240 (dump_file): Only pad the demangled name with spaces if the
7241 mangled name was padded with spaces.
7243 2001-07-10 Bernd Schmidt <bernds@redhat.com>
7245 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
7248 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7250 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
7251 extraction if no direct load if either EXPAND_CONST_ADDRESS or
7254 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
7255 whether can put offset inside LO_SUM to check mode alignment, not size.
7257 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7259 * doc/tm.texi (Misc): Fix thinko.
7261 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
7263 * regmove.c (replace_in_call_usage): Fix warnings.
7264 * sched-deps.c (add_dependence): Fix warnings.
7265 * simplify-rtx.c (simplify_subreg): Likewise.
7266 Return NULL_RTX instead of NULL.
7268 * reg-stack.c (emit_swap_insn): Eliminate warnings.
7269 (subst_asm_stack_regs): Likewise.
7271 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
7274 * dwarf2out.c (output_call_frame_info): Declare i as int.
7275 (build_abbrev_table): Declare n_alloc as int.
7276 (dwarf2out_finish): Initialize die.
7277 * except.c: Declare sjlj_funcdef_number as unsigned.
7278 (connect_post_landing_pads): Declare j as unsigned.
7279 (convert_to_eh_region_ranges): Initialize call_site.
7280 (output_function_exception_table): Initialize tt_format_size.
7281 * expr.c (move_by_pieces_1): Initialize to1.
7282 (store_constructor): Initialize minelt and maxelt.
7283 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
7284 * function.c (instantiate_decls): Avoid signed/unsigned warning.
7286 * c-decl.c (combine_parm_decls): Unused, remove.
7287 * c-tree.h: Remove prototype for combine_parm_decls.
7289 * reload.c (push_reload): Fix warning.
7290 (regno_clobbered_p): Likewise.
7291 * reload1.c (replace_pseudos_in_call_usage): Likewise.
7292 (reload_combine): Likewise.
7294 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
7295 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
7297 * bitmap.c (bitmap_operation): Change user.
7298 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
7300 2001-07-10 Eric Christopher <echristo@redhat.com>
7302 * config/mips/mips.c (override_options): Fix typo.
7304 2001-07-09 Stan Shebs <shebs@apple.com>
7306 * target.h (struct gcc_target): New fields init_builtins and
7308 * target-def.h (TARGET_INIT_BUILTINS): New macro.
7309 (TARGET_EXPAND_BUILTIN): New macro.
7310 (TARGET_INITIALIZER): Add them.
7311 * builtins.c: Include target.h.
7312 (expand_builtin): Use targetm.expand_builtin.
7313 (default_init_builtins): New function.
7314 (default_expand_builtin): New function.
7315 * expr.h (default_init_builtins): Declare.
7316 (default_expand_builtin): Declare.
7317 * c-common.c (c_common_nodes_and_builtins): Use
7318 targetm.init_builtins.
7319 * defaults.h (MD_INIT_BUILTINS): Remove.
7320 * Makefile.in (builtins.o): Depend on target.h.
7322 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
7323 (TARGET_EXPAND_BUILTIN): Define.
7324 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
7325 (MD_EXPAND_BUILTIN): Remove.
7327 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
7328 (TARGET_EXPAND_BUILTIN): Define.
7329 (c4x_init_builtins): Make endlink arg a local.
7330 (c4x_print_operand): Fix typos in adjust_address usages.
7331 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
7332 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
7333 (MD_EXPAND_BUILTIN): Remove.
7335 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
7336 (TARGET_EXPAND_BUILTIN): Define.
7337 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
7338 (ix86_init_builtins): Call new function only if TARGET_MMX.
7339 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
7340 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
7341 (MD_EXPAND_BUILTIN): Remove.
7343 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
7344 (TARGET_EXPAND_BUILTIN): Define.
7345 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
7346 (MD_EXPAND_BUILTIN): Remove.
7348 * doc/tm.texi: Document these changes.
7350 2001-07-09 Diego Novillo <dnovillo@redhat.com>
7352 * basic-block.h (tree_node): Forward declare if needed.
7353 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
7354 (BLOCK_HEAD_TREE): Define.
7355 (BLOCK_END_TREE): Define.
7356 (struct loops): Rename field 'tree' to 'tree_root'.
7357 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
7359 (flow_loops_tree_build): Rename reference to field 'tree' to
7361 (flow_loops_level_compute): Ditto.
7362 * predict.c (estimate_bb_frequencies): Ditto.
7363 * tree.h (struct tree_common): Add field 'aux'.
7365 2001-07-09 Stan Shebs <shebs@apple.com>
7367 * config/darwin.c (darwin_encode_section_info): Don't mark any
7368 DECL_EXTERNAL node as defined.
7370 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7372 * pa.c (pa_init_machine_status, pa_mark_machine_status,
7373 pa_free_machine_status, hppa_init_pic_save): Delete.
7374 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
7375 (hppa_profile_hook): Use hppa_pic_save_rtx.
7376 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
7377 hppa_init_pic_save): Delete.
7378 (hppa_pic_save_rtx): Declare.
7379 * pa.md (call, call_value, sibcall, sibcall_value,
7380 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
7382 2001-07-09 Kazu Hirata <kazu@hxi.com>
7384 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
7385 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
7387 2001-07-09 Andreas Jaeger <aj@suse.de>
7389 * output.h: Add declaration of final_forward_branch_p.
7391 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
7393 * varray.c: Include errors.h for internal_error and trim_filename
7396 * Makefile.in (varray.o): Add errors.h.
7398 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
7400 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
7401 * optabs.c (have_add2_insn): Check whether the add insn chosen
7402 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
7403 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
7405 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
7407 * Makefile.in (OBJS): Add ssa-ccp.o
7408 (ssa-ccp.o): Add dependencies.
7409 * toplev.c (DFI_ssa_ccp): New dump file enum.
7410 (dump_file): Add entry for dumping after SSA CCP.
7411 (flag_ssa_ccp): New flag variable.
7412 (f_options): Add -fssa-ccp.
7413 (rest_of_compilation): Run SSA CCP if requested.
7414 * timevar.def (TV_SSA_CCP): New timevar.
7415 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
7416 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
7417 Fix minor typo in SSA DCE documentation.
7418 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
7419 Add documentation for new dump option. Renumber dump files
7422 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7424 * emit-rtl.c (gen_highpart_mode): New.
7425 * rtl.h (gen_highpart_mode): Declare.
7426 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
7427 operand can be VOIDmode constant.
7429 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
7431 * flow.c (redirect_edge_and_branch_force): New.
7432 (can_fallthru): Ensure that basic blocks are succeeding.
7433 (try_optimize_cfg): Do not delete basic block if it is the last one.
7435 * flow.c (try_redirect_by_replacing_jump): Do not remove
7436 jumps with side effects, unlink chain on fallthru edge;
7437 set block for new jump instruction; avoid basic block to
7438 over by line number note.
7440 * flow.c (try_simplify_condjump): Verify that the condjump
7441 is not always falling trought.
7444 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
7446 * flow.c (forwarder_block_p): Fix for fallthru blocks.
7447 (try_redirect_by_replacing_jump): Update properly the count
7448 and frequency information.
7450 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7452 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
7453 address that is a LO_SUM specially.
7454 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
7456 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
7458 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
7459 (operand_subword): Use them.
7460 (change_address_1): Renamed from change_address; new arg VALIDATE.
7461 * expr.h: Reflect above changes; change_address now macro.
7462 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
7464 * cselib.c (add_mem_for_addr): Likewise.
7465 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
7466 * regmove.c (try_apply_stack_adjustment): Likewise.
7467 * reload.c (push_reload, make_memloc): Likewise.
7468 * reload1.c (eliminate_regs): Likewise.
7469 * simplify-rtx.c (simplify_replace_rtx): Likewise.
7470 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
7472 * combine.c (make_extraction, simplify_shift_const): Likewise.
7473 (gen_lowpart_for_combine): Likewise.
7474 * cse.c (gen_lowpart_if_possible): Likewise.
7475 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
7476 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
7477 * optabs.c (gen_move_insn): Likewise.
7478 * reload1.c (alter_reg): Likewise.
7479 * simplify-rtx.c (simplify_subreg): Likewise.
7480 * stmt.c (expand_anon_union_decl): Likewise.
7481 * recog.c (validate_replace_rtx_1): Likewise.
7483 * Makefile.in (recog.o): Add $(EXPR_H).
7484 * explow.c (stabilize): Call replace_equiv_address.
7485 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
7486 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
7488 2001-07-03 Andrew Haley <aph@redhat.com>
7490 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
7491 the mode of the memory location.
7493 2001-07-09 Bo Thorsen <bo@suse.co.uk>
7495 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
7497 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
7499 * final.c (output_addr_const): Use target opening and
7500 closing parentheses.
7501 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
7502 defaults, add to TARGET_ASM_OUT.
7503 * target.h (struct gcc_target): Add open_paren and close_paren.
7504 * doc/md.texi: Update.
7505 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
7506 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
7507 TARGET_ASM_CLOSE_PAREN.
7508 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
7510 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
7512 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
7513 * config/a29k/a29k.h: Similarly.
7514 * config/alpha/alpha.h: Similarly.
7515 * config/arc/arc.h: Similarly.
7516 * config/arm/aof.h: Similarly.
7517 * config/arm/aout.h: Similarly.
7518 * config/avr/avr.h: Similarly.
7519 * config/c4x/c4x.h: Similarly.
7520 * config/clipper/clipper.h: Similarly.
7521 * config/convex/convex.h: Similarly.
7522 * config/d30v/d30v.h: Similarly.
7523 * config/dsp16xx/dsp16xx.h: Similarly.
7524 * config/elxsi/elxsi.h: Similarly.
7525 * config/fr30/fr30.h: Similarly.
7526 * config/h8300/h8300.h: Similarly.
7527 * config/i370/i370.h: Similarly.
7528 * config/i386/i386.h: Similarly.
7529 * config/i860/i860.h: Similarly.
7530 * config/i960/i960.h: Similarly.
7531 * config/ia64/ia64.h: Similarly.
7532 * config/m32r/m32r.h: Similarly.
7533 * config/m68hc11/m68hc11.h: Similarly.
7534 * config/m68k/m68k.h: Similarly.
7535 * config/m88k/m88k.h: Similarly.
7536 * config/mcore/mcore.h: Similarly.
7537 * config/mips/mips.h: Similarly.
7538 * config/mn10200/mn10200.h: Similarly.
7539 * config/mn10300/mn10300.h: Similarly.
7540 * config/ns32k/ns32k.h: Similarly.
7541 * config/pa/pa.h: Similarly.
7542 * config/pdp11/pdp11.h: Similarly.
7543 * config/pj/pj.h: Similarly.
7544 * config/romp/romp.h: Similarly.
7545 * config/rs6000/rs6000.h: Similarly.
7546 * config/sh/sh.h: Similarly.
7547 * config/sparc/sparc.h: Similarly.
7548 * config/v850/v850.h: Similarly.
7549 * config/vax/vax.h: Similarly.
7550 * config/we32k/we32k.h: Similarly.
7552 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
7554 * doc/c-tree.texi: Document representation of attributes.
7556 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7558 * doc/tm.texi: Update some places for the rename of target to
7561 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7563 * target.h (struct gcc_target): Add insert_attributes.
7564 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
7565 (TARGET_INITIALIZER): Update.
7566 * tree.c, tree.h (default_insert_attributes): New function.
7567 Update comments on other default functions to refer to targetm,
7569 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
7570 TARGET_INSERT_ATTRIBUTES.
7571 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
7572 * c-common.c (decl_attributes): Use targetm.insert_attributes.
7573 Don't use PRAGMA_INSERT_ATTRIBUTES.
7574 * Makefile.in (c-common.o): Depend on $(TARGET_H).
7575 * c-decl.c (start_decl, start_function): Don't call
7576 SET_DEFAULT_DECL_ATTRIBUTES.
7577 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
7578 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
7580 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
7581 (c4x_check_attribute): Avoid modifying attribute list itself.
7582 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
7584 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
7585 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
7587 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
7588 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
7590 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
7591 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
7593 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
7594 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
7595 Adjust parameters. Make static.
7597 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7599 * c-common.c (decl_attributes): Only take a single attributes
7601 * c-common.h (decl_attributes): Update prototype.
7602 * c-decl.c (start_decl, start_function): Only take a single
7603 attributes parameter. Update calls to decl_attributes.
7604 (finish_struct, finish_enum): Update calls to decl_attributes.
7605 (push_parm_decl): Expect unified list of attributes. Update call
7607 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
7608 notype_nested_function, component_declarator,
7609 component_notype_declarator, label): Update calls to
7611 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
7612 lists that are passed to push_parm_decl.
7613 * c-tree.h (start_function, start_decl): Update prototypes.
7614 * config/sh/sh-protos.h, config/sh/sh.c
7615 (sh_pragma_insert_attributes): Only take a single attributes
7617 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
7618 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
7619 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
7620 build_module_descriptor, generate_static_references,
7621 generate_strings, build_selector_translation_table,
7622 generate_descriptor_table, generate_protocols,
7623 generate_ivars_list, generate_dispatch_table,
7624 generate_protocol_list, generate_category,
7625 generate_shared_structures, really_start_method, add_objc_decls,
7626 generate_classref_translation_entry): Update calls to start_decl
7628 (build_tmp_function_decl, start_method_def): Unify attribute lists
7629 that are passed to push_parm_decl.
7631 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
7633 * final.c (no_asm_to_stream): New.
7634 (final_scan_insn): Use target structures for prologue ends
7635 and epilogue starts.
7636 * output.h (no_asm_to_stream): New.
7637 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
7638 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
7639 (TARGET_ASM_OUT): Update.
7640 * target.h (struct gcc_target): New members function_end_prologue
7641 and function_begin_epilogue.
7642 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
7643 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
7644 * config/alpha/alpha.c (output_end_prologue): Rename to
7645 alpha_output_function_end_prologue. Use in target struct
7647 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
7648 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
7649 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
7650 ia64_output_function_end_prologue. Use in target struct
7652 (ia64_function_prologue, ia64_funciton_epilogue): Rename
7653 mistyped prototypes.
7654 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
7655 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
7657 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
7658 an use in target struct, make static.
7659 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
7662 2001-07-08 Richard Henderson <rth@redhat.com>
7664 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
7666 2001-07-08 Richard Henderson <rth@redhat.com>
7668 * config/i386/i386.md: Remove constraints strings from define_split
7669 and define_peephole2 patterns.
7670 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
7671 (eh_return): Use them.
7673 2001-07-08 Richard Henderson <rth@redhat.com>
7675 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
7676 Document MD_FALLBACK_FRAME_STATE_FOR.
7678 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7680 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
7681 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
7683 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
7685 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
7687 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
7688 of the label inside NAME as opposed to just the end of NAME.
7690 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
7692 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
7693 * config/alpha/alpha.c (alpha_init_machine_status,
7694 alpha_mark_machine_status, alpha_free_machine_status): Delete.
7695 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
7696 (vms_valid_decl_attribute_p): Make static, conditionally compile.
7697 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
7699 2001-07-06 Stan Shebs <shebs@apple.com>
7701 * target.h (targetm): Rename global from "target", so as not to
7702 conflict with local variables.
7704 * c-typeck.c: Ditto.
7708 * cp/decl2.c: Ditto.
7709 * cp/typeck.c: Ditto.
7710 * 1750a/1750a.c: Ditto.
7711 * a29k/a29k.c: Ditto.
7715 * clipper/clipper.c: Ditto.
7716 * convex/convex.c: Ditto.
7717 * d30v/d30v.c: Ditto.
7718 * dsp16xx/dsp16xx.c: Ditto.
7719 * elxsi/elxsi.c: Ditto.
7720 * fr30/fr30.c: Ditto.
7721 * h8300/h8300.c: Ditto.
7722 * i370/i370.c: Ditto.
7723 * i386/i386.c: Ditto.
7724 * i860/i860.c: Ditto.
7725 * i960/i960.c: Ditto.
7726 * ia64/ia64.c: Ditto.
7727 * m32r/m32r.c: Ditto.
7728 * m68hc11/m68hc11.c: Ditto.
7729 * m68k/m68k.c: Ditto.
7730 * m88k/m88k.c: Ditto.
7731 * mips/mips.c: Ditto.
7732 * ns32k/ns32k.c: Ditto.
7734 * pdp11/pdp11.c: Ditto.
7735 * romp/romp.c: Ditto.
7736 * rs6000/rs6000.c: Ditto.
7738 * sparc/sparc.c: Ditto.
7740 * we32k/we32k.c: Ditto.
7741 * doc/tm.texi: Update the manual to match.
7743 2001-07-06 Richard Henderson <rth@redhat.com>
7745 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
7746 DWARF2_UNWIND_INFO not just whether it is defined.
7748 2001-07-06 Diego Novillo <dnovillo@redhat.com>
7750 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
7751 call to simplify_binary_operation returns a new pattern.
7753 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7755 * glimits.h (__SHRT_MAX__): New.
7756 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
7757 (SHRT_MAX): Define in terms of __SHRT_MAX__.
7759 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
7761 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
7764 2001-07-06 Richard Henderson <rth@redhat.com>
7766 * bitmap.c (bitmap_release_memory): Move adjacent to the
7767 allocation functions.
7768 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
7769 the implementation. Binary search for the set bit.
7770 (bitmap_union_of_diff): Allocate the temporary on the stack
7771 instead of using xmalloc.
7773 2001-07-06 Richard Henderson <rth@redhat.com>
7775 * genrecog.c (validate_pattern): Warn for constraints in
7776 define_{expand,split,peephole2}. Remove strict_low_part
7777 before looking up match_dup.
7779 2001-07-06 DJ Delorie <dj@redhat.com>
7781 * doc/gcc.texi (Makefile): Rename to be a more general purpose
7782 chapter about various build hints and history. Add section
7783 talking about the various types of native and cross builds.
7785 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
7787 * Makefile.in (final.o): Depend on target.h.
7788 * final.c: Include target.h.
7789 (default_function_pro_epilogue): New.
7790 (final_start_function): Use target structure for function prologues.
7791 (final_end_function): Use target structure for function epilogues.
7792 * fold-const.c (real_hex_to_f): Constify s and p.
7793 * output.h (default_function_pro_epilogue): New.
7794 * real.h (real_hex_to_f): Update prototype.
7795 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
7796 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
7797 (TARGET_INITIALIZER): Update.
7798 * target.h (gcc_target): Add struct asm_out.
7799 * doc/tm.texi: Update.
7802 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
7803 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
7804 in cpu/cpu.c, or rename old functions consistently. Take
7805 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
7806 redundant macros and prototypes. Make new functions static.
7808 * 1750a/1750a.c: Similarly.
7809 * 1750a/1750a.h: Similarly.
7810 * a29k/a29k-protos.h: Similarly.
7811 * a29k/a29k.c: Similarly.
7812 * a29k/a29k.h: Similarly.
7813 * arc/arc-protos.h: Similarly.
7814 * arc/arc.c: Similarly.
7815 * arc/arc.h: Similarly.
7816 * arm/arm-protos.h: Similarly.
7817 * arm/arm.c: Similarly.
7818 * arm/arm.h: Similarly.
7819 * avr/avr-protos.h: Similarly.
7820 * avr/avr.c: Similarly.
7821 * avr/avr.h: Similarly.
7822 * clipper/clipper-protos.h: Similarly.
7823 * clipper/clipper.c: Similarly.
7824 * clipper/clipper.h: Similarly.
7825 * convex/convex.c: Similarly.
7826 * convex/convex.h: Similarly.
7827 * d30v/d30v-protos.h: Similarly.
7828 * d30v/d30v.c: Similarly.
7829 * d30v/d30v.h: Similarly.
7830 * d30v/d30v.md: Similarly.
7831 * dsp16xx/dsp16xx-protos.h: Similarly.
7832 * dsp16xx/dsp16xx.c: Similarly.
7833 * dsp16xx/dsp16xx.h: Similarly.
7834 * elxsi/elxsi.c: Similarly.
7835 * elxsi/elxsi.h: Similarly.
7836 * fr30/fr30.c: Similarly.
7837 * fr30/fr30.md: Similarly.
7838 * h8300/h8300-protos.h: Similarly.
7839 * h8300/h8300.c: Similarly.
7840 * h8300/h8300.h: Similarly.
7841 * i370/i370-protos.h: Similarly.
7842 * i370/i370.c: Similarly.
7843 * i370/i370.h: Similarly.
7844 * i386/i386.c: Similarly.
7845 * i386/osf1elf.h: Similarly.
7846 * i386/osfrose.h: Similarly.
7847 * i860/i860-protos.h: Similarly.
7848 * i860/i860.c: Similarly.
7849 * i860/i860.h: Similarly.
7850 * i960/i960-protos.h: Similarly.
7851 * i960/i960.c: Similarly.
7852 * i960/i960.h: Similarly.
7853 * ia64/ia64-protos.h: Similarly.
7854 * ia64/ia64.c: Similarly.
7855 * ia64/ia64.h: Similarly.
7856 * m32r/m32r-protos.h: Similarly.
7857 * m32r/m32r.c: Similarly.
7858 * m32r/m32r.h: Similarly.
7859 * m68hc11/m68hc11-protos.h: Similarly.
7860 * m68hc11/m68hc11.c: Similarly.
7861 * m68hc11/m68hc11.h: Similarly.
7862 * m68k/crds.h: Similarly.
7863 * m68k/dpx2.h: Similarly.
7864 * m68k/m68k-protos.h: Similarly.
7865 * m68k/m68k.c: Similarly.
7866 * m68k/m68k.h: Similarly.
7867 * m68k/news.h: Similarly.
7868 * m88k/m88k-protos.h: Similarly.
7869 * m88k/m88k.c: Similarly.
7870 * m88k/m88k.h: Similarly.
7871 * mips/mips-protos.h: Similarly.
7872 * mips/mips.c: Similarly.
7873 * mips/mips.h: Similarly.
7874 * ns32k/merlin.h: Similarly.
7875 * ns32k/ns32k.c: Similarly.
7876 * ns32k/ns32k.h: Similarly.
7877 * ns32k/tek6000.h: Similarly.
7878 * pa/pa-protos.h: Similarly.
7879 * pa/pa.c: Similarly.
7880 * pa/pa.h: Similarly.
7881 * pdp11/2bsd.h: Similarly.
7882 * pdp11/pdp11-protos.h: Similarly.
7883 * pdp11/pdp11.c: Similarly.
7884 * pdp11/pdp11.h: Similarly.
7885 * romp/romp-protos.h: Similarly.
7886 * romp/romp.c: Similarly.
7887 * romp/romp.h: Similarly.
7888 * rs6000/rs6000-protos.h: Similarly.
7889 * rs6000/rs6000.c: Similarly.
7890 * rs6000/rs6000.h: Similarly.
7891 * rs6000/sysv4.h: Similarly.
7892 * sh/sh-protos.h: Similarly.
7893 * sh/sh.c: Similarly.
7894 * sh/sh.h: Similarly.
7895 * sparc/sparc-protos.h: Similarly.
7896 * sparc/sparc.c: Similarly.
7897 * sparc/sparc.h: Similarly.
7898 * vax/vax.c: Similarly.
7899 * vax/vax.h: Similarly.
7900 * vax/vms.h: Similarly.
7901 * we32k/we32k.c: Similarly.
7902 * we32k/we32k.h: Similarly.
7904 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
7906 * basic-block.h (first_insn_after_basic_block_note): Declare.
7907 * flow.c (first_insn_after_basic_block_note): Define. Moved
7909 * ssa.c (first_insn_after_basic_block_note): Remove.
7910 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
7912 (ssa_eliminate_dead_code): Properly update the CFG and PHI
7913 nodes when we find a dead conditional branch. Insert BARRIERs
7914 after any blocks with no successors, but which do not have
7917 2001-07-06 Zack Weinberg <zackw@stanford.edu>
7919 * varray.c (varray_check_failed): Use internal_error.
7921 2001-07-05 Andrew Haley <aph@redhat.com>
7923 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
7924 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
7925 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
7927 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
7929 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
7930 reference if the target constant is also a SYMBOL_REF.
7932 2001-07-05 Eric Christopher <echristo@redhat.com>
7934 * config/mips/mips.h (MASK_MIPS3900): Remove.
7935 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
7936 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
7937 (TARGET_MIPS3900): Change to use mips_arch.
7938 (TARGET_MIPS4000): New.
7939 (TARGET_MIPS4100): New.
7940 (TARGET_MIPS4300): New.
7941 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
7942 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
7944 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
7945 (ISA_HAS_BRANCHLIKELY): To here.
7946 (CC1_CPU_SPEC): New.
7947 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
7948 (mips_arch_string): Declare.
7949 (mips_arch): Declare.
7950 (TARGET_OPTIONS): Add -march and -mtune.
7952 * config/mips/mips.c (mips_arch_string): New.
7954 (override_options): Handle -march for codegen and -mtune
7955 for scheduling. Use mips_arch. Move tx39 target default here.
7956 (mips_parse_cpu): Move error message to override_options.
7958 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
7960 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
7962 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
7963 (MIPS Options): Ditto. Change mcpu entry to historical text.
7965 2001-07-05 H.J. Lu (hjl@gnu.org)
7967 * config/mips/mips.c (mips_parse_cpu): New function to parse
7970 2001-07-05 Jim Wilson <wilson@redhat.com>
7972 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
7973 * config/ia64/t-ia64: Likewise.
7974 (LIB1ASMFUNCS): Update comment.
7976 2001-07-05 David Edelsohn <edelsohn@gnu.org>
7978 * doc/install.texi (Install GCC: Binaries): Fix typo.
7980 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7982 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
7983 reference using the stack pointer, adjust it since we push Y
7985 ("*ashrsi3"): Likewise.
7986 ("*lshrsi3"): Likewise.
7988 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7990 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
7991 when -fomit-frame-pointer is used.
7993 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
7995 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
7996 (try_redirect_by_replacing_jump): Reverse updating properly the
7997 count and frequency information. Reverse removing cc0 setter.
7998 (forwarder_block_p): Reverse fixing for fallthru blocks.
8000 2001-07-05 DJ Delorie <dj@redhat.com>
8002 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
8003 (translate_options): If the above is defined, use it to map
8004 given options to new options.
8005 * doc/tm.texi: Document it.
8007 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
8008 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8010 * doc/invoke.texi (Optimize Options): Document that -fgcse may
8011 cause programs using computed gotos to run more slowly.
8013 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8015 * doc/install.texi (Specific): Markup, spelling and typo fixes.
8017 Consistently require binutils 2.11.2, not prereleases.
8018 (Specific, decstation-*): Canonicalize as mips-dec-*.
8019 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
8021 (Specific, m68k-altos): Removed reference to README.altos, deleted.
8022 (Specific, mips-*): Reword MIPS C compiler requirements.
8023 (Specific, powerpc*-*-*): New, mention --with-cpu once.
8024 (Specific, sunv5): Removed, obsolete.
8026 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
8028 * dwarf2out.c (output_loc_list): Use an all ones mask for
8029 .text asm output and don't rely on long long
8030 literals. Reformat some long lines.
8032 2001-07-05 Andreas Jaeger <aj@suse.de>
8034 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
8037 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
8039 * dwarf2out.c (dwarf2out_define): Update comment.
8040 (dwarf2out_undef): Ditto.
8041 (dwarf2out_start_source_file): Ditto.
8042 (dwarf2out_end_source_file): Ditto.
8043 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
8044 since we never call the start/end debug hook for the primary file.
8046 2001-07-04 Kazu Hirata <kazu@hxi.com>
8048 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
8051 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
8053 * cppinit.c (remove_dup_dirs): Inform if a system include
8054 directory is being reordered.
8055 * doc/invoke.texi (Directory Options): GCC warns if you hide a
8057 * doc/cpp.texi (Search Paths): Likewise.
8058 * doc/gcc.texi (Interoperation): Remove information about
8061 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
8063 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
8064 (VARRAY_TOP_CHAR_PTR): Likewise.
8066 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8068 * gcc.c (process_command): Don't assign elements of a const char*.
8070 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8072 * emit-rtl.c (change_address): Don't abort if invalid address while
8073 reload is in progress.
8075 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
8077 * c-lex.c (cb_file_change): Pass line number to
8078 debug_start_source_file.
8079 (cb_undefine): Pass correct line number to debug_undef.
8081 * toplev.c (debug_start_source_file): Add line number to
8082 parameters. Pass it along to dwarf2out_start_source_file.
8083 (decode_g_option): Stop resetting debug level back to normal when
8084 we change debug formats, unless the current level is
8085 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
8088 * toplev.h (debug_start_source_file): Add line number to
8091 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
8094 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
8096 Output debug_macinfo data for starting file if requested.
8097 (dwarf2out_end_source_file): Output debug_macinfo data for ending
8099 (dwarf2out_define): Output debug_macinfo data for defining a macro
8101 (dwarf2out_undef): Output debug_macinfo data for undefining a
8103 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
8104 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
8105 (macinfo_section_label): New. DWARF2 macro info section label.
8106 (dwarf2out_init): If we want macro info, output the start label
8108 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
8109 attribute to the compilation unit die pointing to the macro info.
8111 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
8113 * dwarf2out.c (new_loc_list): Move to inside #ifdef
8114 DWARF2_DEBUGGING_INFO.
8115 (add_loc_descr_to_loc_list): Ditto.
8116 (output_loc_list): Ditto.
8117 Also, fix thinko in curr not being initialized.
8118 (gen_internal_sym): Ditto.
8120 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8122 * emit-rtl.c (replace_equiv_address): New function.
8123 * expr.h (replace_equiv_address): New declaration.
8124 * explow.c (validize_mem): Call it instead of change_address and
8125 also call if -fforce-addr and address is constant.
8126 * expr.c: Replace more calls to change_address with adjust_address
8127 and/or replace_equiv_address or to validize_mem.
8128 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
8129 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
8130 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
8131 * config/i370/i370.md, config/i860/i860.md: Likewise.
8132 * config/i960/i960.md, config/mips/mips.c: Likewise.
8133 * config/mips/mips.md, config/pa/pa.md: Likewise.
8134 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
8135 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
8137 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8139 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
8141 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
8144 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
8146 * doc/include: New directory.
8147 * doc/fdl.texi: Move to doc/include/fdl.texi.
8148 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
8149 * doc/include/funding.texi, doc/include/gpl.texi: New files.
8150 * doc/gcc.texi: Use funding.texi and gpl.texi.
8151 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
8152 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
8153 Update dependencies and use -I $(docdir)/include.
8155 2001-07-04 Anthony Green <green@redhat.com>
8157 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
8159 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8161 * doc/install.texi (sparc64-*-*): Remove garbage.
8163 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
8165 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
8166 Fix typo in last change to use adjust_address.
8168 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8170 * doc/install.texi (Specific): Update information for *-*-solaris*.
8172 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8174 * explow.c (plus_constant_wide): Reinitialize Y for restart.
8176 2001-07-03 Stan Shebs <shebs@apple.com>
8178 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
8179 case for flag_no_mach_text_sections.
8180 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
8181 * config/darwin.c (flag_no_mach_text_sections): Remove.
8182 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
8184 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8186 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
8187 and avoid checking for constant as first operand.
8188 * recog.c (find_constant_term_loc): No longer static.
8189 (adj_offettable_operand): Delete.
8190 * rtl.h (adj_offsettable_operand): Delete declaration.
8191 (find_constant_term): Add declaration.
8192 * caller-save.c: Replace calls to adj_offsettable_operand with calls
8194 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
8195 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
8196 * config/i386/i386.c, config/i386/i386.md: Likewise.
8197 * config/i860/i860.c, config/i960/i960.c: Likewise.
8198 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
8199 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
8200 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
8201 * config/mips/mips.c, config/mips/mips.md: Likewise.
8202 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
8203 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
8204 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
8205 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
8206 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
8207 * config/ns32k/ns32k.md: Likewise.
8209 2001-07-03 Zack Weinberg <zackw@stanford.edu>
8211 * rtl.c (copy_rtx): Handle 'T' format letter.
8212 * gensupport.c (collect_insn_data): Likewise.
8213 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
8215 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
8217 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
8218 -B option. Use 'dir' not 'foo' as example directory name.
8220 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8222 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8223 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
8225 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
8227 * doc/cppinternals.texi: Improve formatting and logical markup.
8229 2001-07-03 Andreas Jaeger <aj@suse.de>
8231 * Makefile.in (insn-recog.o): Add dependency on reload.h.
8233 * genrecog.c (write_header): Include reload.h for prototypes in
8236 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
8239 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
8240 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
8241 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
8242 i386_pe_valid_type_attribute_p): Add.
8243 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
8244 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
8246 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8248 * explow.c (plus_constant_wide, case LO_SUM): New case.
8249 (plus_constant_for_output_wide): Delete.
8250 * rtl.h (plus_constant_for_output): Delete.
8251 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
8252 instead of plus_constant_for_output.
8253 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
8254 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
8255 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
8256 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
8257 * config/sparc/sparc.md: Likewise.
8258 Convert some change_address calls to adjust_address.
8260 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
8262 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
8263 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
8264 documentation of -std and -Wwrite-strings.
8266 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
8268 * cse.c (canon_hash): Don't register registers in very small
8269 register classes, as extending their lifetime might cause
8272 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8274 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
8276 * flow.c (forwarder_block_p): Fix for fallthru blocks.
8277 (try_redirect_by_replacing_jump): Update properly the count
8278 and frequency information.
8280 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
8282 * toplev.c (dump_file_index): Move SSA dumps just after first
8284 (dump_file): Corresponding changes.
8285 (rest_of_compilation): Move SSA path to just after the first
8287 * doc/gcc.texi (Passes): Update due to movement of SSA path.
8288 * doc/invoke.texi: Update dump file #s as they were completely
8289 out of date with reality.
8291 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
8293 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
8295 * expr.c (emit_move_insn_1): Deal with non-default
8298 * expr.c (emit_single_push_insn): Fix warning.
8300 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
8302 * expr.c (emit_move_insn_1): Avoid modifying
8303 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
8305 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8307 * emit-rtl.c (adjust_address): New function.
8308 * expr.h (adjust_address): Add declaration.
8309 * builtins.c: Replace some calls to change_address with calls to it
8311 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
8312 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
8313 * config/arm/arm.c, config/convex/convex.c: Likewise.
8314 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
8315 * config/i386/i386.c, config/i386/i386.md: Likewise.
8316 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
8317 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
8318 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
8319 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
8320 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
8322 2001-07-02 Jim Wilson <wilson@redhat.com>
8324 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
8326 2001-07-02 Steve Ellcey <sje@cup.hp.com>
8328 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
8329 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
8331 2001-07-02 Zack Weinberg <zackw@stanford.edu>
8333 * cppinit.c (lang_defaults): New table.
8334 (set_lang): Just read from lang_defaults into the live options
8337 2001-07-02 Zack Weinberg <zackw@stanford.edu>
8339 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
8340 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
8341 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
8343 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8345 * doc/install.texi: Various spelling and markup fixes.
8346 (Installing GCC): Component specific installation instructions are
8349 Warn about removing old install dir in the presence of shared libs.
8350 (Configuration): Invoke with options target to match configure
8352 Consistently refer to gas, gld pathnames.
8353 Invert --enable-multilib documentation.
8354 Remove references to old compiler versions.
8356 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8358 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
8360 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8362 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
8364 (Specific, mips*-sgi-irix5): Note IDO download.
8365 Reworded MIPS C hints.
8366 Use GNU as instead of GAS.
8368 Removed SGI Freeware reference, IRIX 6 only.
8369 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
8370 Note N64 library requirement/workaround.
8372 Complete list of structure passing bug victims.
8374 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8376 * doc/install.texi: Remove CVS Id.
8378 2001-07-02 Andreas Jaeger <aj@suse.de>
8380 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
8381 (find_inherently_necessary): Remove unused variable.
8383 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
8385 * c-common.h (TDI_inlined): New ast dump phase.
8386 (dump_flag_name): New function.
8387 * c-dump.c (dump_files): Add inlined phase.
8388 (dump_flag_name): Define.
8389 * doc/invoke.texi (-fdump-ast-inlined): Document.
8391 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8393 * stor-layout.c (layout_decl): Revert change to handling of alignment
8396 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8398 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
8401 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
8403 * doc/tm.texi (FUNCTION_ARG): Document that the last call
8406 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
8408 * tlink.c (recompile_files): Remove COMPILER_PATH and
8409 LIBRARY_PATH from the environment.
8411 2001-07-01 Zack Weinberg <zackw@stanford.edu>
8413 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
8414 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
8416 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
8418 * c-parse.in (OBJC_STRING): Kill.
8419 (objc_string): Decompose to [objc_string] '@' STRING.
8420 (reswords): Take the leading '@' off all the Objective C keywords.
8421 (objc_rid_sans_at): Kill.
8422 (init_reswords): Don't initialize it.
8423 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
8424 (_yylex): Kill reconsider label. Look ahead one token after
8425 an '@'; if we get an identifier, check whether it's an
8426 Objective C @-keyword. If so, return the keyword. Otherwise,
8427 put back the token and return the '@' as a terminal.
8429 * cpplib.c (lex_macro_node): Remove unnecessary check for
8430 leading '@' on identifier. Clarify control flow and commentary.
8432 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8434 * cse.c (new_label_ref): Variable deleted.
8435 (insert): Remove set of new_label_ref.
8436 (check_for_label_ref): New function.
8437 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
8439 See ChangeLog.5 for earlier changes.