1 2001-09-19 Stan Shebs <shebs@apple.com>
3 * alias.c: Fix typos in comments.
4 * sched-rgn.c (init_ready_list): Ditto.
5 * unwind-dw2.c (uw_frame_state_for): Ditto.
6 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
7 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
8 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
10 2001-09-19 Richard Henderson <rth@redhat.com>
12 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
14 * Makefile.in (cfg.o): Depend on TM_P_H.
16 2001-09-19 Richard Henderson <rth@redhat.com>
18 * config/alpha/alpha.c (local_symbol_p): Split out from ...
19 (local_symbolic_operand): ... here.
20 (small_symbolic_operand): Check mode.
21 (global_symbolic_operand): New.
22 (input_operand): Reject symbolics if explicit relocs.
24 (alpha_legitimize_address): Use movdi_er_high_g.
25 (alpha_expand_mov): Likewise.
26 * config/alpha/alpha-protos.h: Update.
27 * config/alpha/alpha.h (PREDICATE_CODES): Update.
28 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
29 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
30 (UNSPECV_LDGP2): Remove.
31 (all call patterns): Use 's' not 'i' for symbolic constraint.
32 (call_osf call_value_osf): Use call_operand.
33 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
34 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
35 (prologue_ldgp_1_er): Remove.
36 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
37 (builtin_setjmp_receiver_er patterns): Use them.
38 (exception_receiver_er): Likewise.
40 2001-09-19 Richard Henderson <rth@redhat.com>
42 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
44 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
45 and NON_LOCAL_GOTO notes.
46 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
47 copy over CALL_INSN_FUNCTION_USAGE.
49 2001-09-18 Catherine Moore <clm@redhat.com>
51 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
54 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
56 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
57 new-style tm_file specification. Specify correct tm_p_file,
58 md_file, and out_file for s390x.
60 * config/s390/linux.h, linux64.h: Don't include other target
61 macro header files. Now handled via tm_file.
63 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
64 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
65 are defined before use.
67 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
69 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
70 code generation only for Gnu assembler.
72 2001-09-18 Catherine Moore <clm@redhat.com>
74 * config/stormy16 (LIB_SPEC): Remove -lnosys.
76 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
78 * config/mips/mips.c (mips_frame_set): New.
79 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
80 a parallel frame-related expression with a set for each register.
82 2001-09-18 Philip Blundell <philb@gnu.org>
84 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
87 2001-09-17 Dale Johannesen <dalej@apple.com>
89 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
90 * config/rs6000/aix.h (FIXED_R2): Define.
91 * config/rs6000/darwin.h (FIXED_R2): Define.
92 * config/rs6000/sysv4.h (FIXED_R2): Define.
94 2001-09-17 Jeff Sturm <jsturm@one-point.com>
96 * except.c (dw2_build_landing_pads): New local
97 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
98 barrier after clobbers. Fixes c++/4012.
100 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
102 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
104 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
106 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
107 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
109 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
111 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
114 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
116 * cpphash.h (_cpp_lex_direct): New.
117 * cpplex.c (_cpp_lex_token): Update.
118 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
119 and increment that pointer.
120 * cppmacro.c (alloc_expansion_token): New.
121 (lex_expansion_token): Lex macro expansion directly into
124 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
126 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
128 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
130 * basic-block.h (free_bb_for_insn): Declare.
131 * bb-reorder.c (label_for_bb): Use block_label.
132 (emit_jump_to_block_after): Remove.
133 (insert_intra_1): Do not update block_for_insn.
134 (insert_inter_bb_scope_notes): Likewise; update bb->end
135 * cfg.c (free_bb_for_insn): New.
136 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
137 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
138 (commit_one_edge_insertion): Likewise.
139 (commit_one_edge_insertion): Do not update BB boundary.
140 (commit_edge_insertions): Do not call compute_bb_for_insn.
141 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
142 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
143 (merge_blocks_move_successor_nojumps): Likewise.
144 (try_crossjump_to_edge): Do not update block_for_insn.
145 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
146 * df.c (df_pattern_emit_later): Do not update BB boundary.
147 (df_jump_pattern_emit_after): Likewise.
148 (df_insn_move_before): Use emit_insn_before.
149 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
151 (add_insn_after, add_insn_before, emit_insns_after): Update BB
152 boundaries and basic_block_for_insn.
153 (reorder_insns_nobb): Rename from reorder_insns.
154 (reorder_insns): New.
155 (emit_block_insn_before, emit_block_insn_after): Kill.
156 * flow.c (check_function_return_warnings): Do not call
157 compute_bb_for_insn; Do not free basic_block_for_insn.
158 (attempt_auto_inc): Do not update basic_block_for_insn.
159 * function.c (emit_return_into_block): Likewise;
160 do not update BB boundaries.
161 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
162 (insert_insn_end_bb): Use emit_insn_before; Likewise.
163 (pre_insert_copy_insn): Likewise.
164 (update_ld_motion_notes): Likewise.
165 (insert_insn_start_bb): Likewise.
166 (replace_store_insn): Likewise.
167 * ifcvt.c (noce_process_if_block): Likewise.
168 (if_convert): Do not call compute_bb_for_insn.
169 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
170 Use emit_insn_before and emit_insn_after.
171 * recog.c (split_all_insns): Do not update BB boundaries;
172 Do not call compute_bb_for_insn.
173 (peephole2_optimize): Do not update BB boundaries.
174 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
176 (emit_swap_insn): Likewise.
177 (convert_regs_1): Likewise.
178 * reload1.c (reload): Call compute_bb_for_insn.
179 * rtl.h (reorder_insns_nobb): Declare.
180 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
181 * toplev.c (rest_of_compilation): Call free_bb_for_insn
182 at places CFG is invalidated; do not call compute_bb_for_insn.
184 * cfg.c (expunge_block): Invalidate BB structure.
186 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
189 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
191 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
193 * cpphash.h (_cpp_lex_token): Update prototype.
194 * cpplex.c (_cpp_lex_token): New prototype.
195 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
196 lex_macro_node, read_flag, do_pragma_poison): Update.
197 * cppmacro.c (cpp_get_token, parse_params,
198 lex_expansion_token): Update.
200 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
202 * cppmain.c (scan_translation_unit): Don't worry about
203 putting a space after hashes.
204 * cpplib.c (directive_diagnostics): New.
205 (_cpp_handle_directive): Update to use directive_diagnostics.
206 (run_directive): Don't toggle prevent_expansion.
207 (do_line): Backup in case of the line extension.
208 * cpplib.h (cpp_lexer_pos): Remove.
209 * cppmacro.c (_cpp_create_definition): Precede a leading #
212 2001-09-15 Richard Henderson <rth@redhat.com>
214 * c-typeck.c (comptypes): Handle zero-length arrays properly.
216 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
218 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
220 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
223 * tradcpp.c (handle_directive): Skip non-vertical space.
225 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
227 * cppmain.c (setup_callbacks): Set line callback only
228 if outputting preprocessed source.
230 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
232 * collect2.c (main): Const-ification.
233 * gcc.c (translate_options, process_command): Use xstrdup in
234 lieu of xmalloc/strcpy.
235 (main): Use concat in lieu of xmalloc/strcpy/strcat.
237 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
239 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
242 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
244 * scan-decls.c (scan_decls): Fix typo.
246 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
248 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
249 Split mlstring_pos into mls_line and mls_col.
250 * cppinit.c (cpp_create_reader): Initialize line to 1.
251 (cpp_destroy): Free tokenruns.
252 (push_include): Don't update lexer_pos.
253 * cpplex.c (unterminated, parse_string): Update.
254 (lex_token): Don't update lexer_pos, update.
255 * cpplib.c (if_stack): Save line instead of line + col.
256 (start_directive, _cpp_do__Pragma, do_else, do_elif,
257 push_conditional, _cpp_pop_buffer): Update.
258 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
259 (_cpp_create_definition): Update.
261 2001-09-15 Eric Christopher <echristo@redhat.com>
263 * config/mips/abi64.h: Add support for MEABI.
265 2001-09-15 Eric Christopher <echristo@redhat.com>
267 * config/mips/mips.md: Add unspec #2.
269 (reload_outdi): Ditto.
270 (reload_outsi): Ditto.
273 2001-09-15 Eric Christopher <echristo@redhat.com>
274 Jason Eckhardt <jle@redhat.com>
276 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
277 * config/mips/isa32-linux.h: New file.
278 * config/mips/isa3264.h: Ditto.
279 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
280 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
281 (output_block_mode): Support MEABI.
282 (function_arg): Ditto. Fix floating point arg passing.
283 (mips_va_start): Ditto.
284 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
286 (mips_asm_file_start): Add new section to pass abi to gdb.
287 (function_arg_pass_by_reference): Support MEABI.
288 (mips_parse_cpu): Support mips32 and mips64 processors.
289 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
290 TARGET_MIPS5KC. Support isa32 and isa64.
291 (processor_type): Add r4kc, r5kc, r20kc.
292 (GENERATE_MULT3_SI): New.
293 (GENERATE_MULT3_DI): Ditto.
294 (GENERATE_MULT3): Remove.
295 (ISA_HAS_64BIT_REGS): Add isa == 64.
296 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
297 (ISA_HAS_MADD_MSUB): New.
298 (ISA_HAS_CLZ_CLO): Ditto.
299 (ISA_HAS_DCLZ_DCLO): Ditto.
300 (ABI_GAS_ASM_SPEC): New.
301 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
304 (SUBTARGET_CC1_SPEC): Ditto.
305 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
306 (PAD_VARARGS_DOWN): Support MEABI.
307 (HARD_REGNO_NREGS): Move to mips.c.
308 (ASM_OUTPUT_IDENT): Add #undef.
309 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
310 (mulsi3): Use GENERATE_MULT3_SI.
311 (mulsi3_mult3): Ditto. Support mips32, mips64.
312 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
313 (mul_sub_si): New pattern.
314 (unnamed splitters): New.
315 (muldi3): Use GENERATE_MULT3_DI.
316 (muldi3_internal2): Ditto.
317 (movdicc): Support mips32.
318 * config/mips/t-isa3264: New file.
320 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
322 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
323 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
324 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
326 * reorg.c (fill_slots_from_thread): After call to
327 steal_delay_list_from_target, update own_thread as new_thread may
330 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
332 * cpperror.c (print_location): Take line and column, for
333 default positioning use the previously lexed token.
334 (_cpp_begin_message): Take line and column.
335 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
336 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
337 * cpphash.h (_cpp_begin_message): Update prototype.
338 * cppinit.c (push_include): Don't set output line.
339 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
340 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
341 (do_pragma): Kludge for front ends. Don't expand macros at all.
342 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
343 (struct cpp_token): Remove output_line.
344 (struct cpp_callbacks): New member line_change.
345 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
346 cpp_get_token): Preserve BOL flag.
347 (cpp_get_line): Remove.
348 (_cpp_backup_tokens): Remove useless abort().
349 * cppmain.c (cb_line_change): New.
350 (scan_translation_unit): Don't worry about starting new lines here.
351 * scan-decls.c (scan_decls): Update.
352 * c-lex.c (c_lex, init_c_lex): Update.
353 (cb_line_change, src_lineno): New.
355 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
357 * tree.c (append_random_chars): Generate the random
358 characters in a reproducable fashion.
360 2001-09-14 Richard Henderson <rth@redhat.com>
362 * config/i386/i386.c (internal_label_prefix): New.
363 (internal_label_prefix_len): New.
364 (override_options): Set them.
365 (local_symbolic_operand): New.
366 (legitimate_pic_address_disp_p): Use it.
367 (legitimize_pic_address): Likewise.
369 2001-09-14 Marc Espie <espie@openbsd.org>
371 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
374 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
376 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
377 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
379 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
381 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
382 invocation of SUBREG_REGNO_OFFSET.
384 * haifa-sched.c: Fix typo in FSF copyright statement.
385 * sched-deps.c: Fix typo in FSF copyright statement.
386 * sched-ebb.c: Fix typo in FSF copyright statement.
387 * sched-rgn.c: Fix typo in FSF copyright statement.
388 * sched-vis.c: Fix typo in FSF copyright statement.
390 * config.gcc: Move inclusion of arm elf specific header files
391 from the files themselves into the tm_file variable. Make
392 sure that elfos.h is included before target specific elf
394 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
396 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
397 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
398 ASM_OUTPUT_CASE_LABEL): Protect definition.
399 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
401 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
402 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
403 Remove duplicate definition.
404 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
405 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
406 (RDATA_SECTION_FUNCTION): Remove redundant definition.
407 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
408 Remove inclusion of arm/elf.h.
409 * config/arm/unknown-elf.h: as for conix-elf.h.
410 (STARTFILE_SPEC): Include crti.o and crtn.o.
411 * config/arm/linux-elf.h: as for conix-elf.h.
412 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
413 * config/arm/strongarm-elf.h: Remove inclusion of
415 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
416 * config/arm/unknown-elf-oabi.h: Remove inclusion of
417 unknown-elf.h and elf.h.
418 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
419 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
420 ASM_WEAKEN_LABEL): Remove redundant definition.
421 * config/arm/elf.h: Test for inclusion of elfos.h
422 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
423 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
424 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
425 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
426 redundant definition.
427 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
428 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
429 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
430 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
431 Add rules to build crti.o and crtn.o
432 * crti.asm: New file.
433 * crtn.asm: New file.
435 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
437 * c-parse.in (_yylex): Use _cpp_backup_tokens.
438 * cpphash.h (struct tokenrun): Add prev.
439 (struct lexer_state): Remove bol.
440 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
441 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
443 * cppinit.c (cpp_create_reader): Don't set bol.
444 (cpp_destroy): Don't free lookaheads.
445 * cpplex.c (lex_directive): Remove.
446 (next_tokenrun): Update.
447 (_cpp_lex_token): Clean up logic.
448 (lex_token): Update to return a pointer to lexed token, since it
449 can move to the start of the buffer. Simpify newline handling.
450 * cpplib.c (SEEN_EOL): Update.
451 (skip_rest_of_line): Remove lookahead stuff.
452 (end_directive): Line numbers are already incremented. Revert
453 to start of lexed token buffer if we can.
454 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
455 parse_answer): Use _cpp_backup_tokens.
456 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
457 instead. Don't check for EOL.
458 (do_include_common, do_line, do_pragma_system_header): Use
460 * cpplib.h (BOL, _cpp_backup_tokens): New.
461 * cppmacro.c (save_lookahead_token, take_lookahead_token,
462 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
463 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
464 (builtin_macro): Don't use cpp_get_line.
465 (cpp_get_line): Short term kludge.
466 (parse_arg): Handle directives in arguments here. Back up when
467 appropriate. Store EOF at end of argument list.
468 (funlike_invocation_p): Use _cpp_backup_tokens.
469 (push_arg_context): Account for EOF at end of list.
470 (cpp_get_token): Remove lookahead stuff. Update.
472 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
474 * c-parse.in (yyerror): Const-ification and/or static-ization.
475 * c-typeck.c (push_member_name): Likewise.
476 * collect2.c (main): Likewise.
477 * dbxout.c (dbxout_parms): Likewise.
478 * diagnostic.c (format_with_decl): Likewise.
479 * dwarf2out.c (output_ranges): Likewise.
480 * dwarfout.c (fundamental_type_code): Likewise.
481 * except.c (dw2_output_call_site_table): Likewise.
482 * gcc.c (do_spec_1): Likewise.
483 * genopinit.c (optabs): Likewise.
484 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
485 gen_declaration_1, handle_impent): Likewise.
486 * protoize.c (default_include, in_system_include_dir, abspath):
488 * sched-vis.c (visualize_stall_cycles): Likewise.
489 * sdbout.c (plain_type_1, sdbout_end_function,
490 sdbout_end_epilogue): Likewise.
491 * varasm.c (decode_reg_name): Likewise.
493 * 1750a.c (mod_regno_adjust): Likewise.
494 * alpha.c (alpha_write_one_linkage,
495 unicosmk_output_default_externs): Likewise.
496 * arm.c (arm_condition_codes): Likewise.
497 * arm.h (arm_condition_codes): Likewise.
498 * avr.c (output_movsisf, encode_section_info): Likewise.
499 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
501 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
502 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
503 * m88k.c (output_function_profiler): Likewise.
504 * mips.c (mips_output_conditional_branch): Likewise.
505 * ns32k.c (ns32k_out_reg_names): Likewise.
506 * ns32k.h (ns32k_out_reg_names): Likewise.
507 * pj.c (pj_output_rval): Likewise.
508 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
509 * sparc.c (sparc_flat_function_prologue,
510 sparc_flat_function_epilogue): Likewise.
512 2001-09-13 Markus Werle <numerical.simulation@web.de>
513 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
515 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
516 Aachen University of Technology".
518 2001-09-13 Andreas Schwab <schwab@suse.de>
520 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
523 2001-09-13 Richard Henderson <rth@redhat.com>
525 * config/alpha/alpha.c (small_symbolic_operand): New.
526 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
527 (some_operand, input_operand): Don't handle HIGH.
528 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
529 (alpha_expand_mov): Likewise.
530 (print_operand) [H]: Just print HIGH symbol.
531 (print_operand_address): Handle small data.
532 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
533 (TARGET_SWITCHES): Add -msmall-data/large-data.
534 (PIC_OFFSET_TABLE_REGNUM): New.
535 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
536 (PREDICATE_COES): Update.
537 * config/alpha/alpha.md (adddi_er_high): New.
538 (adddi_er_low): Handle small data.
539 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
540 prefer .sdata to .rodata.
541 (SELECT_RTX_SECTION): Likewise.
543 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
545 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
546 defining __size_t and leaving size_t undefined.
548 2001-09-12 Diego Novillo <dnovillo@redhat.com>
550 * basic-block.h (expunge_block): Declare.
551 * cfg.c (expunge_block): Remove static declaration.
553 2001-09-12 Richard Henderson <rth@redhat.com>
555 * integrate.c (copy_insn_list): Copy label name from
556 NOTE_INSN_DELETED_LABEL.
558 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
560 * c-common.c (c_tree_code_name): Const-ification.
561 * c-decl.c (c_decode_option): Likewise.
562 * c-typeck.c (warn_for_assignment): Likewise.
563 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
565 * cppinit.c (output_deps): Likewise.
566 * dependence.c (dependence_string, direction_string): Likewise.
567 * dwarf2out.c (output_ranges): Likewise.
568 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
569 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
570 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
571 standard_startfile_prefix, standard_startfile_prefix_1,
572 standard_startfile_prefix_2, tooldir_base_prefix,
573 standard_bindir_prefix, find_a_file): Likewise.
574 * genattrtab.c (make_length_attrs): Likewise.
575 * gencheck.c (tree_codes): Likewise.
576 * genemit.c (gen_split): Likewise.
577 * genrecog.c (special_mode_pred_table): Likewise.
578 * graph.c (graph_ext): Likewise.
579 * protoize (default_include): Likewise.
580 * reload.c (reload_when_needed_name): Likewise.
581 * sched-vis.c (visualize_stall_cycles): Likewise.
582 * tlink.c (recompile_files): Likewise.
583 * toplev.c (decode_g_option): Likewise.
584 * tradcpp.c (output_deps): Likewise.
585 * varasm.c (decode_reg_name): Likewise.
587 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
590 * avr.c (avr_regnames, encode_section_info): Likewise.
591 * c4x.c (float_reg_names): Likewise.
592 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
593 * elfos.h (const_section): Likewise.
594 * i386.c (ix86_comp_type_attributes): Likewise.
595 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
596 * ia64/aix.h (UNIQUE_SECTION): Likewise.
597 * ia64.c (type_names): Likewise.
598 * m68hc11.c (reg_class_names): Likewise.
599 * m88k.c (m_options): Likewise.
600 * mips.c (mips_output_conditional_branch, mips_unique_section):
602 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
603 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
604 ultra_code_names): Likewise.
605 * sparc.h (OVERRIDE_OPTIONS): Likewise.
607 2001-09-12 Jakub Jelinek <jakub@redhat.com>
609 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
610 Use --fatal-warnings option for gas.
611 * configure: Rebuilt.
613 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
615 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
617 2001-09-11 Jim Wilson <wilson@redhat.com>
619 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
621 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
623 * builtins.c (c_strlen): Treat an offset too large for a
624 HOST_WIDE_INT as out of range.
626 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
628 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
629 (EDGE_CRITICAL_P): New predicate.
630 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
632 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
633 (dump_edge_info): Remove "crit".
634 * cfganal.c (mark_critical_edges): Kill.
635 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
636 * cfgcleanup.c (cleanup_cfg): Likewise.
637 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
638 (find_spanning_tree): Likewise.
639 * reg-stack.c (convert_regs_1): Likewise.
640 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
642 * basic-block.h (create_basic_block_structure): New.
643 (create_basic_block): Update prototype.
644 (force_nonfallthru): New.
645 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
646 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
647 handle updating of block_for_insn, creating of empty BBs and BBs at
648 the end of INSN chain.
649 (create_basic_block): New function.
650 (split_block): Use create_basic_block.
651 (force_nonfallthru_and_redirect): Break out from ...; cleanup
652 (redirect_edge_and_branch_force): ... here.
653 (force_nonfallthru): New.
654 (split_edge): Rewrite to use force_nonfallthru and create_block.
655 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
656 (find_basic_blocks): Free basic_block_for_insn.
657 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
659 * cfg.c: Fix formating.
660 * cfgcleanup.c: Fix formating.
661 (merge_blocks, tail_recursion_label_p): Return bool.
662 (merge_blocks_move_predecessor_nojumps,
663 merge_blocks_move_successor_nojumps): Return void.
665 2001-09-11 Jakub Jelinek <jakub@redhat.com>
667 * configure.in: Check whether assembler supports section merging.
668 * config.in: Rebuilt.
669 * configure: Rebuilt.
670 * varasm.c (variable_section, output_constant_pool): Pass alignment
671 to SELECT_SECTION and SELECT_RTX_SECTION.
672 (mergeable_string_section): New.
673 (mergeable_constant_section): New.
674 (default_elf_asm_named_section): Output SECTION_MERGE and
675 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
676 * output.h (mergeable_string_section): New.
677 (mergeable_constant_section): New.
678 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
679 * toplev.c (flag_merge_constants): New.
680 (f_options): Add -fmerge-constants and -fmerge-all-constants
682 (toplev_main): Default to -fno-merge-constants if not optimizing.
683 * flags.h (flag_merge_constants): Add extern.
684 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
685 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
687 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
688 Define if assembler has working .subsection -1 support.
689 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
690 Put constant into special SHF_MERGE sections if the linker should
691 attempt to merge duplicates.
692 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
694 Put constant into special SHF_MERGE sections if the linker should
695 attempt to merge duplicates.
696 * config/alpha/elf.h: Likewise.
697 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
698 has working .subsection -1 support.
699 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
701 * config/svr3.h: Likewise.
702 * config/darwin.h: Likewise.
703 * config/arm/aof.h: Likewise.
704 * config/arm/linux-elf.h: Likewise.
705 * config/avr/avr.h: Likewise.
706 * config/c4x/c4x.h: Likewise.
707 * config/d30v/d30v.h: Likewise.
708 * config/i386/dgux.h: Likewise.
709 * config/i386/osfrose.h: Likewise.
710 * config/i386/sco5.h: Likewise.
711 * config/i386/svr3gas.h: Likewise.
712 * config/ia64/aix.h: Likewise.
713 * config/m32r/m32r.h: Likewise.
714 * config/m68k/m68k.h: Likewise.
715 * config/m88k/dgux.h: Likewise.
716 * config/m88k/m88k.h: Likewise.
717 * config/mcore/mcore-pe.h: Likewise.
718 * config/mips/mips.h: Likewise.
719 * config/pa/pa.h: Likewise.
720 * config/pa/pa-linux.h: Likewise.
721 * config/romp/romp.h: Likewise.
722 * config/rs6000/sysv4.h: Likewise.
723 * config/rs6000/xcoff.h: Likewise.
724 * config/s390/linux.h: Likewise.
725 * config/sparc/sparc.h: Likewise.
726 * config/sparc/sysv4.h: Likewise.
727 * config/stormy16/stormy16.h: Likewise.
728 * config/v850/v850.h: Likewise.
729 * config/vax/vms.h: Likewise.
730 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
731 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
732 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
733 default_elf_asm_named_section for SHF_MERGE sections.
735 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
737 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
740 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
742 * c-common.c (split_specs_attrs): Allow for empty attributes with
743 empty TREE_PURPOSE. Fixes PR c/4294.
745 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
747 * basic-block.h (cached_make_edge, make_single_succ): New.
748 (make_edge): Remove first parameter.
749 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
750 * cfg.c (cached_make_edge): Rename from make_edge; return newly
751 created edge; use obstack allocation.
752 (make_edge, make_single_succ_edge): New.
753 (first_removed_edge): New static variable.
754 (init_flow): Initialize first_removed_edge and n_edges.
755 (clear_edges): Use remove_edge.
756 (flow_delete_block): Likewise.
757 (remove_edge): Add removed edges to the removed edges list.
758 (split_block, redirect_edge_and_branch_force, split_edge):
760 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
761 (add_noreturn_fake_exit_edges): Likewise.
762 (connect_infinite_loops_to_exit): Liekwise.
763 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
764 Use cached_make_edge.
765 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
766 * profile.c (branch_prob): Update make_edge call.
767 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
769 2001-09-11 Richard Henderson <rth@redhat.com>
771 * config/alpha/alpha.c: Tidy formatting.
772 (local_symbolic_operand): Verify mode.
773 (alpha_sa_mask): Ignore unicos for eh_return.
774 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
775 * config/alpha/alpha.md (umk divsi patterns): Remove.
776 (extendsfdf2): Remove unicos check.
777 (tablejump): Merge vms and unicos code; always use direct set
780 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
782 * config.gcc (alpha*-*-unicosmk*): New target.
784 * config/alpha/alpha-protos.h (symbolic_operand,
785 unicosmk_add_call_info_word, unicosmk_add_extern,
786 unicosmk_defer_case_vector, unicosmk_unique_section,
787 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
788 unicosmk_asm_file_start, unicosmk_asm_file_end,
789 unicosmk_output_common): Declare.
791 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
792 direct_return, function_arg, alpha_va_start, alpha_va_arg,
793 alpha_does_function_need_gp, alpha_end_function): Support Cray
795 (alpha_init_machine_status, alpha_mark_machine_status,
796 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
797 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
798 unicosmk_asm_named_section, unicosmk_insert_attributes,
799 unicosmk_section_type_flags, symbolic_operand,
800 unicosmk_output_module_name, unicosmk_output_default_externs,
801 unicosmk_output_dex, unicosmk_output_externs,
802 unicosmk_output_addr_vec, unicosmk_ssib_name,
803 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
804 unicosmk_asm_file_end, unicosmk_output_common,
805 unicosmk_section_type_flags, unicosmk_unique_section,
806 unicosmk_add_call_info_word, unicosmk_text_section,
807 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
808 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
809 unicosmk_dex_count, unicosmk_special_name): New.
810 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
812 (get_aligned_mem, alpha_expand_unaligned_load,
813 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
814 alpha_expand_unaligned_store_words): Support big-endian mode.
815 (print_operand): Likewise. New format specifier 't'. Use
816 TARGET_AS_SLASH_BEFORE_SUFFIX.
817 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
818 (alpha_pv_save_size): Update with above change.
819 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
820 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
823 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
824 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
825 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
826 (EXTRA_CONSTRAINT): New constraint 'U'.
827 (PREDICATE_CODES): Add symbolic_operand.
829 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
830 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
831 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
832 (integer division and modulus patterns): Split in default and
834 (*divmodsi_internal, *divmoddi_internal): Disable for
836 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
837 little-endian and big-endian versions.
838 (ext, ins, msk): Likewise.
839 (extv, extzv, insv): Support big-endian mode.
840 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
841 (call_umk, call_value_umk, *call_umk, tablejump_umk,
842 *tablejump_umk_internal, *call_value_umk): New.
843 (*movdi_nofix): Add pattern for loading an address into a register on
845 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
846 (umk_mismatch_args, arg_home_umk): New.
847 (various insns): Don't use mov, fmov, nop, fnop and unop.
848 (realign): Support TARGET_ABI_UNICOSMK.
850 * config/alpha/unicosmk.h: New file.
851 * config/alpha/t-unicosmk: New file.
853 * fixinc/inclhack.def (unicosmk_restrict): New.
854 * fixinc/fixincl.x: Regenerate.
856 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
857 (wchar_t): Check for and define __WCHAR_T__.
859 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
861 * combine.c (simplify_shift_const): Treat shifts by the mode
864 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
866 * cpphash.h (struct tokenrun): New.
867 (struct cpp_context): New member bol.
868 (struct cpp_reader): New members.
869 (_cpp_init_tokenrun): New.
870 * cppinit.c (cpp_create_reader): Set up the token runs.
871 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
872 (lex_token): New internalised version of _cpp_lex_token. Don't
873 handle directives or the multiple include opimisation here any
874 more. Simply lex a token.
875 * cpplib.c (run_directive): Clear bol.
876 (_cpp_pop_buffer): Set bol.
877 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
880 2001-09-11 Michael Meissner <meissner@redhat.com>
882 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
883 give an error if the user uses -mfp32.
884 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
886 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
887 floating point register size.
888 (EXTRA_SPECS): Add CPP_FPR_SPEC.
890 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
891 HOST_WIDE_INT_PRINT_DEC to properly print the result of
893 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
894 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
896 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
898 * dbxout.c (dbxout_parms): Fix typo in comment.
899 * unroll.c (loop_find_equiv_value): Ditto.
900 * toplev.c (rest_of_compilation): Ditto.
901 * loop.c (scan_loop): Ditto.
902 * dwarf2out.c (struct dw_fde_struct): Ditto.
904 2001-09-10 Zack Weinberg <zackw@panix.com>
906 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
907 copying identifier when we're just going to throw it away.
908 (parse_identifier_slow): New routine to handle abnormal cases.
909 (_cpp_lex_token): Update call site.
911 * hashtable.c (ht_lookup): Don't assume that the string we've
912 been given is NUL-terminated.
913 * system.h: #define __builtin_expect(a, b) to (a) if not
916 2001-09-10 Michael Meissner <meissner@redhat.com>
918 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
921 2001-09-10 David Edelsohn <edelsohn@gnu.org>
923 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
925 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
927 * builtins.c (c_getstr): Correct thinko in last change and further
930 2001-09-10 Tim Freeman <tim@fungibole.com>
932 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
933 into varray's and register them as roots with the garbage
934 collector so they are not collected too soon.
936 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
938 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
940 * basic-block.h (flow_obstack, label_value_list,
941 tail_recursion_label_list): Declare
942 (tidy_fallthru_edges): Declare.
943 (expunge_block, last_loop_beg_note): Delete.
944 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
946 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
947 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
948 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
949 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
950 expunge_block, flow_delete_block, compute_bb_for_insn,
951 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
952 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
953 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
954 try_redirect_by_replacing_jump, last_loop_beg_note,
955 redirect_edge_and_branch, redirect_edge_and_branch_force,
956 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
957 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
958 commit_edge_insertions, dump_flow_info, debug_flow_info,
959 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
960 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
961 Move here from flow.c
962 * cfganal.c: New file.
963 (forwarder_block_p, can_fallthru, mark_critical_edges,
964 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
965 find_unreachable_blocks, create_edge_list, free_edge_list,
966 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
967 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
968 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
969 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
970 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
971 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
972 Move here from flow.c
973 * cfgbuild.c: New file
974 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
975 make_edges, find_basic_blocks_1, find_basic_blocks,
976 find_sub_basic_blocks): Move here from flow.c
977 * cfgcleanup.c: New file.
978 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
979 merge_blocks_move_predecessor_nojumps,
980 merge_blocks_move_successor_nojumps, merge_blocks,
981 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
982 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
983 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
985 * cfgloop.c: New file
986 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
987 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
988 flow_loop_exit_edges_find, flow_loop_nodes_find,
989 flow_loop_pre_header_scan, flow_loop_pre_header_find,
990 flow_loop_tree_node_add, flow_loops_tree_build,
991 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
992 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
993 Move here from flow.c
994 * flow.c: Remove everything moved elsewhere
995 * output.h (cleanup_cfg): Return bool.
997 * bb-reorder.c (reorder_block_def): Remove 'index'.
998 (insert_intra_1): Add argument BB, set block for new note.
999 (make_reorder_chain): Do not depdent on BB indexes.
1000 (make_reorder_chain_1): Do not use BB indexes.
1001 (label_for_bb): Likewise; set BB for new insn.
1002 (emit_jump_to_block_after): Likewise.
1003 (fixup_reoder_chain): Sanity check that all basic blocks
1004 are chained; verify newly created insn chain; remove
1005 undocnitional jump simplifying; Do not use BB indexes;
1006 properly initialize count and frequency information;
1007 dump reordered sequence.
1008 (insert_intra_bb_scope_notes): update call of insert_intra_1.
1009 (insert_inter_bb_scope_notes): Set block for new insn.
1010 (reorder_basic_blocks): Dump flow info before reoredering.
1012 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1014 * alias.c (clear_reg_alias_info): Use K&R format definition.
1015 Avoid unsigned warning.
1016 * builtins.c: Use "unsigned int", not "unsigned".
1017 (target_char_cast): Use host_integerp and tree_low_cst.
1018 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
1019 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
1020 (c_getstr): Likewise.
1021 (std_expand_builtin_va_arg): Use int_size_in_bytes.
1022 (builtin_memcpy_read_str): Avoid unsigned warning.
1023 (expand_builtin_memcpy): Alignments are unsigned.
1024 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
1025 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
1026 * predict.c (expensive_function_p): LIMIT now unsigned.
1027 * resource.c (mark_target_live_regs): Make some vars unsigned.
1028 * sdbout.c: Use "unsigned int", not "unsigned".
1029 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
1030 (sdbout_source_line): Likewise.
1031 (sdbout_record_type_name): Remove "const" for NAME declaration.
1032 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
1034 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
1036 * calls.c (store_one_arg): Expand comment.
1038 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1040 * calls.c (store_one_arg): Make sure that the entire argument is
1041 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
1043 2001-09-09 Richard Henderson <rth@redhat.com>
1045 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
1047 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
1049 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
1051 2001-09-09 Richard Henderson <rth@redhat.com>
1053 * config/alpha/alpha.c (alpha_next_sequence_number): New.
1054 (alpha_this_literal_sequence_number): New.
1055 (alpha_this_gpdisp_sequence_number): New.
1056 (some_operand, input_operand): Add HIGH.
1057 (local_symbolic_operand): New.
1058 (alpha_encode_section_info): New.
1059 (alpha_legitimate_address_p): Allow LO_SUM.
1060 (alpha_legitimize_address): Generate HIGH+LO_SUM.
1061 (alpha_expand_mov): Likewise.
1062 (secondary_reload_class): Check memory_operand not general_operand
1064 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
1065 (alpha_expand_unaligned_store): Likewise.
1066 (alpha_expand_unaligned_load_words): Likewise.
1067 (alpha_expand_unaligned_store_words): Likewise.
1068 (alpha_expand_block_clear): Likewise.
1069 (print_operand): Handle %#, %*, %H.
1070 (print_operand_address): Handle LO_SUM.
1072 (alpha_does_function_need_gp): Use it.
1073 (alpha_expand_block_move): Fix signed compare warnings.
1074 (alpha_sa_mask, alpha_align_insns): Likewise.
1075 * config/alpha/alpha-protos.h: Update.
1076 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
1077 (MASK_EXPLICIT_RELOCS): New.
1078 (TARGET_SWITCHES): Add -mexplicit-relocs.
1079 (EXTRA_CONSTRAINT): Add 'T'.
1080 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
1081 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
1082 (ENCODE_SECTION_INFO): Out line.
1083 (REDO_SECTION_INFO_P): New.
1084 (STRIP_NAME_ENCODING): New.
1085 (ASM_OUTPUT_LABELREF): New.
1086 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
1087 (PREDICATE_CODES): Update.
1088 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
1089 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
1090 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
1091 builtin_setjmp_receiver_er, exception_receiver_1_er,
1092 call_value_osf_1_er): New patterns.
1093 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
1094 (movqi, movhi, movsi): Add explicit $31 base register to lda.
1095 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
1096 (FINAL_PRESCAN_INSN): New.
1098 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
1100 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
1102 2001-09-08 Andreas Jaeger <aj@suse.de>
1104 * i386.h (TARGET_SWITCHES): Fix description.
1106 2001-09-07 David Edelsohn <edelsohn@gnu.org>
1108 * rs6000.c (num_insns_constant): Compute number of instructions
1111 * doc/install.texi: Explain AIX exception handling work-around.
1112 Update URL for AIX fixes.
1114 2001-09-07 Jim Wilson <wilson@redhat.com>
1116 * alias.c (clear_reg_alias_info): New.
1117 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
1118 * rtl.h (clear_reg_alias_info): Declare.
1120 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1122 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
1124 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
1125 (m16m,edivm,emulm): Change declaration to match definition.
1127 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1129 * reload.c (push_reload): Check for subreg_lowpart_p instead of
1130 SUBREG_BYTE being 0 when determining if the inner part of a subreg
1133 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1135 * c-common.c (signed_or_unsigned_type): Handle machine mode types
1136 which have no corresponding C type.
1137 * fold_const.c (target_isinf,target_isnan,target_negative): Update
1138 the representation of 64-bit doubles to work with 64-bit ints.
1140 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
1142 * config/mips/mips.c (override_options): Do not override ISA when ABI
1143 specified if MIPS_CPU_STRING_DEFAULT was specified.
1145 2001-09-07 Richard Henderson <rth@redhat.com>
1147 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
1148 (express_from_1): Wrap lines.
1149 * rtlanal.c (commutative_operand_precedence): Rename from
1150 operand_preference; export.
1151 * rtl.h: Declare it.
1152 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
1153 (simplify_binary_operation): Invoke simplify_plus_minus on
1154 (CONST (PLUS ...)) as well.
1155 (struct simplify_plus_minus_op_data): New.
1156 (simplify_plus_minus_op_data_cmp): New.
1157 (simplify_plus_minus): Use them. Avoid infinite recursion with
1158 simplify_binary_operation wrt CONST.
1160 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
1162 * h8300-protos.h (general_operand_dst_push): Remove.
1163 * h8300.c (general_operand_dst_push): Likewise.
1164 * h8300.h (OK_FOR_T): Likewise.
1165 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
1166 * h8300.md (pushqi_h8300): New.
1167 (pushqi_h8300hs): Likewise.
1169 (pushhi_h8300): Likewise.
1170 (pushhi_h8300hs): Likewise.
1173 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1175 * genattrtab.c (attr_printf): First arg is unsigned.
1176 Clean up formatting of callers.
1178 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
1180 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
1183 2001-09-07 Andreas Jaeger <aj@suse.de>
1185 * i386.h (TARGET_SWITCHES): Fix descriptions.
1187 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1189 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
1191 2001-09-06 Ira Ruben <ira@apple.com>
1193 Remove OP_IDENTIFIER.
1194 * tree.def (OP_IDENTIFIER): Remove.
1195 * tree.c (tree_node_kind enum): Remove op_id_kind.
1196 (tree_node_kind_names): Remove "op_identifiers".
1197 (make_node): Remove OP_IDENTIFIER test.
1198 (build_op_identifier): Removed because it isn't being used.
1199 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
1200 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
1202 2001-09-06 Richard Henderson <rth@redhat.com>
1204 * simplify-rtx.c (simplify_binary_operation): Revert last change.
1206 2001-09-06 Richard Henderson <rth@redhat.com>
1208 * simplify-rtx.c (simplify_binary_operation): Simplify contents
1211 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1213 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
1214 number used for CR register.
1216 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
1217 Joern Rennecke (amylaar@cygnus.com)
1219 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
1220 * h8300.c (initial_offset): Handle offset between RP and FP.
1221 (h8300_return_addr_rtx): New function.
1222 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
1224 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
1225 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
1226 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
1227 (CAN_ELIMINATE, REGISTER_NAMES):
1228 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
1230 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
1232 Remove TYPE_NONCOPIED_PARTS.
1233 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
1234 (struct tree_type): Remove noncopied_parts.
1235 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
1236 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
1237 (fixed_type_p): Remove.
1238 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
1239 (expand_expr, MODIFY_EXPR): Likewise.
1240 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
1241 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
1243 2001-09-06 Alan Modra <amodra@bigpond.net.au>
1245 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
1247 (mask64_operand): Likewise.
1248 (includes_rldic_lshift_p): Likewise.
1249 (includes_rldicr_lshift_p): Likewise.
1251 2001-09-05 Ziemowit Laski <zlaski@apple.com>
1253 * objc/objc-act.c (build_message_expr): If a class method cannot
1254 be found, do not issue a warning if a corresponding instance
1255 method exists in the root class.
1257 2001-09-05 Richard Henderson <rth@redhat.com>
1259 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
1261 2001-09-05 Zack Weinberg <zack@codesourcery.com>
1263 * function.c (ggc_mark_struct_function): Mark f->outer.
1264 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
1265 * integrate.c (output_inline_function): ... not here.
1267 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
1269 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
1271 * i386.c (size_cost): New static variable.
1272 (override_function): Use size_cost when -Os is specified.
1274 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
1275 properly; Use current_function_calls_eh_return.
1276 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
1277 use leave to avoid depdendancy chain.
1279 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
1280 get BB loop_depth instead of computing it from LOOP notes.
1282 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
1284 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
1286 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1287 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
1288 UNALIGNED_DOUBLE_INT_ASM_OP): Define
1290 2001-09-05 Jeffrey A Law (law@cygnus.com)
1291 Jason Merrill (jason@redhat.com)
1293 * stor-layout.c (layout_type): Complain if an array's size can
1294 not be represented in a size_t.
1296 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
1298 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
1300 * gcc.c: (process_command) Add parentheses around assignment
1301 used as truth value.
1303 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
1305 * config/mips/mips.c (save_restore_insns): Don't mark any register
1306 save slots as unchanging if current_function_calls_eh_return.
1308 2001-09-05 Richard Henderson <rth@redhat.com>
1310 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
1311 * config/alpha/alpha-protos.h: Declare it.
1312 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
1313 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
1314 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
1315 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
1316 (REG_OK_FOR_BASE_P): Select one of the above.
1318 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
1320 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
1321 (crti.o): Prefix name of object file with $(T).
1324 2001-09-05 David S. Miller <davem@redhat.com>
1326 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
1327 * config/sparc/linux64.h: Likewise.
1329 2001-09-05 Andreas Jaeger <aj@suse.de>
1331 * doc/invoke.texi (i386 Options): -mwide-multiply is not
1332 available anymore, remove the documentation.
1333 (i386 Options): Fix typo, cleanup index entries.
1335 * prefix.c (concat): Remove, we can use the version from liberty.
1337 2001-09-05 Richard Henderson <rth@redhat.com>
1339 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
1340 New functions split out of md file expanders.
1341 * config/alpha/alpha-protos.h: Declare them.
1342 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
1344 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
1346 * cppmacro.c (funlike_invocation_p): No need to restore context.
1348 2001-09-04 Richard Henderson <rth@redhat.com>
1350 * reload.c (push_reload): Export.
1351 * reload.h (push_reload): Declare it.
1353 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
1354 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1355 * config/alpha/alpha.c (alpha_legitimize_address): New.
1356 (alpha_legitimize_reload_address): Likewise.
1357 * config/alpha/alpha-protos.h: Declare them.
1359 2001-09-04 Stan Shebs <shebs@apple.com>
1361 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
1362 * config/darwin.c (machopic_stub_name): Account for internally
1363 generated lib calls such as memcpy.
1365 2001-09-04 Richard Henderson <rth@redhat.com>
1367 * unwind.h (_UA_END_OF_STACK): New flag.
1368 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
1370 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
1372 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
1374 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
1376 * config/mips/mips.c (save_restore_insns): Change base_offset to
1377 fp_offset in second call to mips_emit_frame_related_store.
1379 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
1381 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
1382 sometimes be represented as a NOTE of type
1383 NOTE_INSN_DELETED_LABEL.
1384 (Insns): Document NOTE_INSN_DELETED_LABEL.
1386 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
1388 * c-common.h (tree_dump_index): Add more comments.
1389 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
1390 (dump_option_value_info): New struct.
1391 (dump_options): New array.
1392 (dump_switch_p): Parse switch options symbolically.
1393 * doc/invoke.texi (-fdump-ast): Rename to ...
1394 (-fdump-tree): ... here. Document that options are symbolic, and
1395 not all are applicable.
1397 2001-09-04 David S. Miller <davem@redhat.com>
1399 * config/sparc/sparc.md (define_splits): Kill constraints.
1401 Cleanup redundant and unused insn attributes.
1402 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
1403 binary, and move. Mark ialu as default.
1404 (commented out define_function_unit "alu"): Kill.
1405 (define_attr "use_clobbered"): Kill.
1406 (whole file): Kill address insn type references. Replace
1407 all unary/binary/move references with ialu.
1408 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
1409 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
1412 Simplify length insn attribute and make more judicious use
1413 of insn attribute defaulting.
1414 * config/sparc/sparc.md (all insns with length > one): Mark as
1415 insn type multi if real instructions, else use default if
1416 it is a forced splitter.
1417 (all insns with length == one): Use default insn length.
1418 (all insns of type ialu): Use default insn type.
1420 Fix erroneous insn attribute settings.
1421 (addx): Set insn type to misc.
1422 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
1423 const_umulsidi3_sp64): Set insn type to imul.
1425 Track SFmode vs DFmode insns according to UltraSPARC
1427 * config/sparc/sparc.md ("fptype"): New attribute, default
1429 (all DFmode single insns): Mark as fptype "double".
1431 2001-09-03 Jakub Jelinek <jakub@redhat.com>
1433 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
1435 2001-09-03 Richard Henderson <rth@redhat.com>
1437 * function.h (struct function): Add arg_pointer_save_area_init.
1438 * function.c (expand_function_end): Init arg_pointer_save_area.
1439 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
1440 when called from a nested function.
1442 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
1444 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
1447 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1449 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
1451 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
1453 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
1454 (emit_push_insn): Use specified padding direction when
1455 STACK_PUSH_CODE is POST_INC.
1457 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
1459 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1461 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
1463 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
1465 * cppinit.c (cpp_start_read): Free the imacros list as we
1466 traverse it. Don't free the chains before returning.
1467 (_cpp_push_next_buffer): Only try pushing buffers if we've
1468 completed -imacros handling.
1470 2001-08-31 Eric Christopher <echristo@redhat.com>
1472 * gcc.c (handle_braces): Add explaination for abort.
1474 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
1476 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
1477 move adjustment of bitpos instead.
1479 2001-08-31 Zack Weinberg <zack@codesourcery.com>
1481 * function.c: Remove all_functions. Make outer_function_chain
1483 (init_function_start): Don't add new function structure to
1485 (find_function_data, push_function_context_to,
1486 pop_function_context_from, put_var_into_stack,
1487 trampoline_address): Update for changed structure element names.
1488 (push_function_context_to): Disentangle.
1489 (free_after_compilation): Also free F.
1490 (expand_dummy_function_end): Don't free cfun here.
1491 (put_var_into_stack): Comment why we can't use find_function_data here.
1492 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
1493 (mark_function_chain): Split into maybe_mark_struct_function and
1494 ggc_mark_struct_function. Export the latter.
1495 (init_function_once): Mark from cfun and outer_function_chain;
1498 * function.h (struct function): Kill next_global. Rename next
1499 to outer. All users updated to match.
1500 (all_functions, outer_function_chain): Don't declare.
1502 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
1503 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
1504 don't touch f->inlinable, after calling rest_of_compilation.
1506 * tree.h: Forward-declare struct function. Prototype
1507 ggc_mark_struct_function.
1509 2001-08-31 Kazu Hirata <kazu@hxi.com>
1511 * config/h8300/h8300.md (*andorhi3): Fix typos.
1513 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1515 * calls.c (emit_library_call_value): Don't use a fixed
1516 argument after VA_CLOSE, i.e. out of scope in traditional C.
1518 * emit-rtl.c (gen_rtvec): Likewise.
1520 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1522 * Makefile.in (c-pragma.o): Depend on output.h.
1523 (reorg.o): Depend on except.h.
1525 * c-pragma.c: Include output.h.
1527 * reorg.c: Include except.h.
1529 * unwind-dw2.c: Call __builtin_alloca, not alloca.
1531 2001-08-31 Richard Henderson <rth@redhat.com>
1533 * sched-deps.c (add_dependence): Don't elide dependancy if the
1534 conditional used by insn is modified in elem.
1536 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
1538 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
1540 2001-08-31 Diego Novillo <dnovillo@redhat.com>
1542 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
1545 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
1547 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
1549 (stormy16_asm_out_constructor): New function.
1550 (TARGET_ASM_CONSTRUCTOR): Define.
1551 (TARGET_ASM_DESTRUCTOR): Define.
1553 2001-08-31 Andreas Jaeger <aj@suse.de>
1555 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
1556 * loop.c (add_label_notes): Likewise.
1557 * reload.c (find_reloads): Likewise.
1558 * config/sh/sh.c (machine_dependent_reorg): Likewise.
1560 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
1562 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
1563 code here. Take _Unwind_{W,Sw}ord*.
1564 (read_encoded_value_with_base): Use them.
1565 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
1567 (extract_cie_info): Simplify read_?leb128 handling.
1568 (execute_stack_op, execute_cfa_program): Likewise.
1569 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
1571 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
1573 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
1574 the frame pointer to pop the stack if convenient.
1576 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
1577 Don't use post-increment before combine.
1578 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
1579 a call-saved register.
1581 2001-08-31 Andreas Jaeger <aj@suse.de>
1583 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
1586 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
1588 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
1589 not DIV/MOD, of course.
1591 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
1593 * rtl.def: Undo my patch commited 2001-08-27.
1595 * genattrtab.c: Ditto.
1599 * sched-int.h: Ditto.
1601 * target-def.h: Ditto.
1605 * haifa-sched.c: Ditto.
1607 * sched-rgn.c: Ditto.
1609 * sched-vis.c: Ditto.
1611 * Makefile.in: Ditto.
1613 * doc/md.texi: Ditto.
1615 * doc/tm.texi: Ditto.
1617 * doc/contrib.texi: Ditto.
1619 * doc/gcc.texi: Ditto.
1621 * genattrtab.h: Remove it.
1623 * genautomata.c: Remove it.
1625 * genattr.c: Undo my patch and Richard Henderson's patch commited
1628 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
1630 * config.gcc (h8300-*-elf*): New case.
1631 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
1632 (SUBTARGET_CPP_SPEC): Define.
1633 (EXTRA_SPECS): Define.
1634 (SUBTARGET_EXTRA_SPECS): Define.
1635 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
1636 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
1638 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
1640 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
1641 (LIB2FUNCS_EXTRA): Define.
1642 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
1643 config/h8300/fixunssfsi.c: New file.
1645 2001-08-30 Kazu Hirata <kazu@hxi.com>
1647 * config/h8300/h8300.md (zero_extendqihi2): Changes to
1648 define_expand to accomodate target-specific attributes.
1649 (anonymous zero_extendqihi2 patterns): New.
1651 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
1653 * h8300.md (*andorhi3): New pattern.
1655 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
1657 * h8300.c (dosize): Fix test for "sub".
1659 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
1661 * c-typeck.c (pointer_diff): Try to eliminate common term before
1664 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
1666 * config/arm/arm.c (arm_compute_initial_elimination_offset):
1667 Account for the saves of the FP registers.
1669 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
1670 (TEXT_SECTION_ASM_OP): Define.
1671 (INIT_SECTION_ASM_OP): Define.
1672 (FINI_SECTION_ASM_OP): Define.
1673 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
1674 (RDATA_SECTION_FUNCITON): Provide prototype.
1676 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
1678 * reload1.c (move2add_note_store): Correct typo checking for
1681 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
1683 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
1684 note should not be considered outside the libcall block.
1686 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1688 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
1690 2001-08-29 Kazu Hirata <kazu@hxi.com>
1692 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
1694 2001-08-29 Kazu Hirata <kazu@hxi.com>
1696 * config/h8300/h8300-protos.h: Add a prototype for
1698 * config/h8300/h8300.c (emit_logical_op): New.
1699 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
1706 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1708 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
1709 comparison with rtx INTVAL.
1710 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
1712 * pa.h (FUNCTION_ARG_SIZE): Likewise.
1714 2001-08-29 Kazu Hirata <kazu@hxi.com>
1716 * config/h8300/lib1funcs.asm: Update the copyright. Fix
1719 2001-08-29 Kazu Hirata <kazu@hxi.com>
1721 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
1722 (reg n) to (mem (pre_dec (reg n))
1723 (anonymous movsi pattern): Likewise.
1725 2001-08-29 Kazu Hirata <kazu@hxi.com>
1727 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
1729 2001-08-29 Kazu Hirata <kazu@hxi.com>
1731 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
1732 several special constants.
1734 2001-08-29 Kazu Hirata <kazu@hxi.com>
1736 * config/h8300/lib1funcs.asm: Fix comment typos.
1738 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1740 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
1741 Fix format specifier warnings.
1743 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
1744 inet_makeaddr, semctl): Prototype.
1746 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
1747 (save_restore_insns): Use base_offset, not gp_offset.
1749 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
1750 (ASM_OUTPUT_BYTE): Fix format specifier warning.
1752 2001-08-29 Richard Henderson <rth@redhat.com>
1754 * bb-reorder.c (function_tail_eff_head): New.
1755 (record_effective_endpoints): Set it.
1756 (fixup_reorder_chain): Use it.
1758 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1760 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
1762 2001-08-28 Dale Johannesen <dalej@apple.com>
1764 * config/darwin.c (machopic_function_base_name): Add const
1765 qualifier to a string.
1766 (darwin_encode_section_info): Ditto.
1768 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1770 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
1771 function definition.
1773 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
1775 * df.h (struct df): Add rts_order variable.
1777 * df.c (df_visit_next_rts): New function.
1778 (df_visit_next): Renamed to df_visit_next_rc
1779 (df_analyse_1): Allocate/compute/free rts_order as well.
1780 (df_rd_global_compute): Use df_visit_next_rc instead of
1782 (df_ru_global_compute): Use df_visit_next_rts instead of
1785 * flow.c (flow_reverse_top_sort_order_compute): New function.
1787 * basic-block.h: Add prototype.
1789 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
1791 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
1792 blocks, the BB_REACHABLE is now set, rather than aux being
1793 non-NULL. Update the test to reflect this.
1795 2001-08-28 Eric Christopher <echristo@redhat.com>
1797 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
1798 config/mips/crti.asm: Ditto.
1800 2001-08-28 Eric Christopher <echristo@redhat.com>
1801 Richard Henderson <rth@redhat.com>
1803 * c-pragma.h (add_weak): Move prototype from here...
1804 * output.h (add_weak): ... to here.
1805 * varasm.c (add_weak): Fix typo.
1806 * config/mips/crti.asm: New file.
1807 * config/mips/crtn.asm: Ditto.
1808 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
1809 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
1810 (INVOKE__main): Ditto.
1811 (INIT_SECTION_ASM_OP): New.
1812 (FINI_SECTION_ASM_OP): Ditto.
1813 (STARTFILE_SPEC): Add crti.
1814 (ENDFILE_SPEC): Add crtn.
1815 * config/mips/elf64.h: Same.
1816 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
1818 * config/mips/vxworks.h: Ditto.
1819 * config/mips/t-elf: Support crti and crtn.
1821 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
1823 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
1826 2001-08-28 Richard Henderson <rth@redhat.com>
1828 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
1829 (one_cmplbi2 splitter): Remove redundant test.
1831 2001-08-28 Dale Johannesen <dalej@apple.com>
1833 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
1835 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
1837 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
1839 2001-08-28 Stan Shebs <shebs@apple.com>
1841 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
1842 (UNALIGNED_SHORT_ASM_OP): Define.
1843 (UNALIGNED_INT_ASM_OP): Define.
1845 2001-08-28 Will Cohen <wcohen@redhat.com>
1847 * config/rs6000/rs6000.md (store_multiple): Correct RTL
1848 generation for first set.
1850 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1852 * flow.c (redirect_edge_succ_nodup): Return new edge.
1853 (try_simplify_condjump): Use new edge.
1854 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
1856 * cse.c (cse_basic_block): Skip note instructions.
1858 2001-08-27 Richard Henderson <rth@redhat.com>
1860 * combine.c (combine_simplify_rtx): Don't reverse condition
1861 if there is no reverse for the condition.
1862 (simplify_comparison): Don't simplify subregs from INT to FP.
1864 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
1865 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
1866 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
1867 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
1868 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
1869 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
1871 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1873 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
1874 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
1876 (adddi_dilshr32, adddi_dishl32): Only data register can be
1877 source for mem destination.
1879 * expmed.c (store_bit_field): Ignore adjustment to bitpos
1880 and use bitnum to decide about register move.
1882 2001-08-27 Richard Henderson <rth@redhat.com>
1884 * genattr.c (main): Emit state_t even when not doing scheduling.
1886 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1887 Richard Henderson <rth@redhat.com>
1889 * gcse.c (reg_first_set, reg_last_set): Replace with ...
1890 (reg_avail_info, current_bb): ... these.
1891 (oprs_unchanged_p, record_last_reg_set_info): Use them.
1892 (compute_hash_table): Likewise.
1894 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1896 * flow.c (verify_flow_info): Use checksums to verify edges.
1898 2001-08-27 Richard Henderson <rth@redhat.com>
1900 * genautomata.c (expand_automata): Always create a description.
1902 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
1904 * optabs.c (expand_binop): Correctly handle the carry in multiword
1905 add/subtract operations.
1907 2001-08-27 Fred Fish <fnf@be.com>
1909 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
1912 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
1914 * reload.c (find_reloads_toplev): Back out this change:
1916 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
1918 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
1919 mem if the address is a mode_dependent_address_p.
1921 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
1923 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
1924 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
1925 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
1928 * genattr.c (main): New variable num_insn_reservations. Increase
1929 it if there is DEFINE_INSN_RESERVATION. Output automaton based
1930 pipeline hazard recognizer interface.
1932 * genattrtab.h: New file.
1934 * genattrtab.c: Include genattrtab.h.
1935 (attr_printf, check_attr_test, make_internal_attr,
1936 make_numeric_value): Move protypes into genattrtab.h. Define them
1938 (num_dfa_decls): New global variable.
1939 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
1940 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
1941 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
1942 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
1944 * genautomata.c: New file.
1946 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
1948 * sched-int.h: (curr_state): Add the external definition for
1949 automaton pipeline interface.
1950 (haifa_insn_data): Add comments for members blockage and units.
1952 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
1953 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
1954 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
1955 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
1956 TARGET_SCHED_DFA_POST_CYCLE_INSN,
1957 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
1958 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
1960 (TARGET_SCHED): Use the new macros.
1962 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
1963 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
1964 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
1965 dfa_bubble): New members in gcc_target.sched.
1967 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
1968 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
1969 (insn_queue): Redefine it as pointer to array.
1970 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
1972 (max_insn_queue_index_macro_value): New variable.
1973 (curr_state, dfa_state_size, ready_try): New varaibles for
1974 automaton interface.
1975 (ready_element, ready_remove, max_issue): New function prototypes
1976 for automaton interface.
1977 (choose_ready): New function prototype.
1978 (insn_unit, blockage_range): Add comments.
1979 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
1980 FUNCTION_UNITS_SIZE == 0.
1981 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
1982 actual_hazard, potential_hazard): Add comments.
1983 (insn_cost): Use cost -1 as undefined value. Remove
1984 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
1986 (ready_element, ready_remove): New functions for automaton
1988 (schedule_insn): Add new code for automaton pipeline interface.
1989 (queue_to_ready): Add new code for automaton pipeline interface.
1990 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
1991 (debug_ready_list): Print newline when the queue is empty.
1992 (max_issue): New function for automaton pipeline interface.
1993 (choose_ready): New function.
1994 (schedule_block): Add new code for automaton pipeline interface.
1995 Print ready list before scheduling each insn.
1996 (sched_init): Add new code for automaton pipeline interface.
1997 Initiate insn cost by -1.
1998 (sched_finish): Free the current automaton state and finalize
1999 automaton pipeline interface.
2001 * sched-rgn.c: Include target.h.
2002 (init_ready_list, new_ready, debug_dependencies): Add new code for
2003 automaton pipeline interface.
2005 * sched-vis.c: Include target.h.
2006 (get_visual_tbl_length): Add code for automaton interface.
2007 (target_units, print_block_visualization): Add comments.
2009 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
2010 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
2011 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
2012 (getruntime.o, genautomata.o): New entries.
2013 (genattrtab.o): Add new dependency file genattrtab.h.
2014 (genattrtab): Add new dependencies. Link it with `libm.a'.
2015 (getruntime.o, hashtab.o): New entries for canadian cross.
2017 * doc/md.texi: Description of automaton based model.
2019 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
2021 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
2022 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
2023 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
2024 TARGET_SCHED_DFA_POST_CYCLE_INSN,
2025 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
2026 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
2027 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
2029 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
2030 MAX_DFA_ISSUE_RATE): New macro descriptions.
2032 * doc/contrib.texi: Add dfa based scheduler contribution.
2034 * doc/gcc.texi: Add more information about genattrtab.
2036 2001-08-27 Diego Novillo <dnovillo@redhat.com>
2038 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
2041 2001-08-27 Richard Henderson <rth@redhat.com>
2043 * function.c (expand_function_end): Don't init arg_pointer_save_area.
2044 (get_arg_pointer_save_area): New. Create an init it here.
2045 (fix_lexical_addr): Use it.
2046 * function.h: Declare it.
2047 * builtins.c (expand_builtin_setjmp_receiver): Use it.
2048 * stmt.c (expand_nl_goto_receiver): Use it.
2050 2001-08-27 Richard Henderson <rth@redhat.com>
2052 * final.c (final_scan_insn): Don't enter APP_ON mode for
2055 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
2056 alignment for assemble_integer for DW_EH_PE_aligned.
2057 * except.c (output_function_exception_table): Likewise.
2059 2001-08-26 Andreas Jaeger <aj@suse.de>
2061 * c-tree.h: Add prototyp for c_sizeof_nowarn.
2063 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
2065 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
2067 2001-08-27 Alan Modra <amodra@bigpond.net.au>
2069 * config/rs6000/rs6000.c (mask_operand): Rewrite without
2071 (mask64_operand): Likewise.
2072 (rldic_operand): Delete.
2073 (includes_lshift64_p): Delete.
2074 (includes_rldic_lshift_p): New function.
2075 (includes_rldicr_lshift_p): New function.
2076 (print_operand): Don't call rldic_operand in case 'W'.
2077 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
2078 (includes_lshift64_p): Remove.
2079 (includes_rldic_lshift_p): Declare.
2080 (includes_rldicr_lshift_p): Declare.
2081 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
2082 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
2083 Replace match_operand rldic_operand predicate with
2084 const_int_operand. Replace includes_lshift64_p condition with
2085 includes_rldic_lshift_p.
2086 <ashldi3_internal 64 bit rldicr patterns>: New.
2088 2001-08-27 Andreas Jaeger <aj@suse.de>
2090 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
2091 * errors.c: Likewise.
2092 * final.c: Likewise.
2093 * dwarf2asm.c: Likewise.
2094 * doprint.c (checkit): Likewise.
2095 * diagnostic.c: Likewise.
2096 * collect2.c: Likewise.
2097 * calls.c: Likewise.
2098 * c-semantics.c (build_stmt): Likewise.
2099 * c-format.c (status_warning): Likewise.
2100 * c-errors.c (pedwarn_c99): Likewise.
2101 * builtins.c (validate_arglist): Likewise.
2102 * config/pj/pj.c (pj_printf): Likewise.
2103 * fix-header.c: Likewise.
2105 * gcov.c (fnotice): Likewise.
2106 * gensupport.c (message_with_line): Likewise.
2107 * mips-tfile.c: Likewise.
2108 * protoize.c (notice): Likewise.
2109 * read-rtl.c (fatal_with_file_and_line): Likewise.
2110 * rtl-error.c: Likewise.
2111 * tradcpp.c: Likewise.
2113 * cp/tree.c (build_min_nt): Likewise.
2114 (build_min): Likewise.
2115 * cp/lex.c: Likewise.
2116 * cp/errfn.c: Likewise.
2117 * cp/rtti.c (create_pseudo_type_info): Likewise.
2119 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
2121 * df.c (df_uses_record): Return after recording all uses
2124 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
2126 * df.c (df_insn_modify): Realloc the INSN table here, if
2127 necessary, here, too.
2129 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
2131 * config/mips/mips.c (mips_function_value): Handle complex return
2134 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
2136 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
2138 * reload.c (make_memloc): Copy result if it is still
2139 reg_equiv_memory_loc[regno] on return.
2140 (subst_reloads) [ENABLE_CHECKING]: Check that none of
2141 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
2142 reg_equiv_mem are modified by the substitutions.
2144 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
2146 * predict.c (expensive_function_p): New.
2147 * rtl.h (expensive_function_p): Declare.
2148 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
2149 (use_fast_prologue_epilogue): New static variable.
2150 (expand_prologue): Set it; emit short prologues if unset.
2151 (expand_epilogue): Likewise.
2153 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
2155 * config.gcc: Add stormy16-*-elf case.
2156 * config/stormy16/stormy-abi: New file.
2157 * config/stormy16/stormy16-lib2.c: New file.
2158 * config/stormy16/stormy16-protos.h: New file.
2159 * config/stormy16/stormy16.c: New file.
2160 * config/stormy16/stormy16.h: New file.
2161 * config/stormy16/stormy16.md: New file.
2162 * config/stormy16/t-stormy16: New file.
2164 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
2166 * i386.h (no-accumulate-outgoing-args): Use proper mask.
2168 2001-08-24 David Edelsohn <edelsohn@gnu.org>
2170 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
2171 descriptor members are pointer size, not constant 4.
2172 * config/rs6000/rs6000.md (define_splits): Remove more unused
2175 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2177 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
2179 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
2181 * cp/rtti.c (VPARAMS): Fix parameter.
2183 2001-08-24 Zack Weinberg <zackw@panix.com>
2185 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
2187 (mode_for_extraction): No need for #ifdefs. Add default-case abort
2189 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
2190 in if controlling use of insv.
2191 (extract_bit_field): Likewise, for extv and extzv.
2193 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2195 * i386.md (movcc peep2): Fix load of 0.
2197 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2199 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
2200 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
2202 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
2204 * c-pragma.h: Move weak_syms and weak_decls...
2205 * varasm.c: ...here. Now static.
2206 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
2207 depend on HANDLE_PRAGMA_WEAK.
2209 * c-common.c (c_alignof, c_alignof_expr): Move here...
2210 * c-typeck.c: ...from here.
2211 * c-tree.h, c-common.h: Adjust.
2213 2001-08-23 Bernd Schmidt <bernds@redhat.com>
2215 * config/ia64/ia64.c (rws_update): If !pred, set write_count
2216 instead of incrementing it.
2218 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
2219 asm ready, don't try to move them all into the same array element.
2221 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
2223 * function.c (thread_prologue_and_epilogue_insns): Avoid
2224 fallthru flag on edge to exit.
2226 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
2228 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
2231 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
2233 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
2234 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
2235 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
2238 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
2240 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
2241 replace "GNU CC" with "GCC".
2243 2001-08-23 Richard Henderson <rth@redhat.com>
2245 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
2246 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
2247 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
2248 Need GR between FR and not GR_AND_FR.
2249 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
2250 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
2251 AR regs before GR regs.
2252 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
2253 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
2254 (REGISTER_MOVE_COST): Update.
2255 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
2257 2001-08-23 Richard Henderson <rth@redhat.com>
2259 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
2262 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
2264 * reload1.c (emit_reload_insns): Don't look for notes
2265 on a NULL store_insn.
2267 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2269 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
2270 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
2271 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
2272 format specifier warnings.
2273 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
2275 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
2277 * config/i386/i386-protos.h: Correct declaration of
2278 i386_pe_asm_named_section.
2280 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
2282 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
2284 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
2286 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
2288 * cpperror.c (print_location): Don't show _Pragma.
2289 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
2290 and file change callback generation here.
2291 (stack_include_file): Update use of cpp_push_buffer.
2292 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
2293 (struct cpp_buffer): Remove type, pfile members.
2294 * cppinit.c (cpp_handle_option): Use free_chain.
2295 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
2296 (skip_escaped_newlines, get_effective_char, lex_percent): Take
2297 a cpp_reader rather than a cpp_buffer.
2298 (skip_escaped_newlines, get_effective_char, skip_block_comment,
2299 skip_line_comment, parse_string, lex_percent, lex_dot,
2300 _cpp_lex_token): Update accordingly.
2301 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
2303 (cpp_push_buffer): Update prototype.
2304 (run_directive): Update use of cpp_push_buffer.
2305 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
2306 handle_assertion): Update use of run_directive.
2307 * cpplib.h (enum cpp_buffer_type): Remove.
2308 (cpp_push_buffer): Update prototype.
2309 * fix-header.c (read_scan_file): Update.
2311 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2313 * gcc.c (struct prefix_list): Change prefix to const char *.
2315 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2317 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
2319 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
2321 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
2324 * jump.c (squeeze_notes): Take parms by reference. Handle END being
2327 * ifcvt.c (dead_or_predicable): Adjust.
2328 * loop.c (find_and_verify_loops): Adjust.
2329 * stmt.c (expand_end_case): Adjust.
2330 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
2331 head and end insn pointers in the basic block, not just local copies.
2332 (merge_blocks_move_predecessor_nojumps): Likewise.
2334 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
2336 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
2337 bitmap.h, builtin-types.def, builtins.c, builtins.def,
2338 c-aux-info.c, c-common.c, c-common.def, c-common.h,
2339 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
2340 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
2341 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
2342 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
2343 conditions.h, config.gcc, configure.frag, configure.in,
2344 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
2345 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
2346 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
2347 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
2348 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
2349 emit-rtl.c, errors.c, errors.h, except.c, except.h,
2350 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
2351 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
2352 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
2353 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
2354 gencheck.c, gencodes.c, genconfig.c, genemit.c,
2355 genextract.c, genflags.c, gengenrtl.c, genmultilib,
2356 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
2357 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
2358 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
2359 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
2360 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
2361 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
2362 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
2363 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
2364 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
2365 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
2366 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
2367 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
2368 params.h, predict.c, predict.def, predict.h, prefix.c,
2369 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
2370 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
2371 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
2372 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
2373 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
2374 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
2375 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
2376 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
2377 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
2378 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
2379 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
2380 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
2381 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
2382 xcoffout.h: replace "GNU CC" with "GCC".
2384 2001-08-21 Richard Henderson <rth@redhat.com>
2386 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
2387 (final_scan_insn): Consider jump tables data even if we have no
2388 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
2390 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
2391 (ASM_OUTPUT_CASE_END): Remove.
2392 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
2393 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
2394 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
2396 2001-08-21 Richard Henderson <rth@redhat.com>
2398 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
2399 at barrier insns. Emit stop bits before barriers.
2401 * flow.c (flow_find_cross_jump): Don't consider unconditional
2402 return insns for commoning.
2404 * final.c (compute_alignments): Fix typo.
2406 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
2407 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
2408 (store_bit_field): Use mode_for_extraction more places.
2409 (extract_bit_field): Likewise.
2411 2001-08-21 Zack Weinberg <zackw@panix.com>
2413 * caller-save.c: Don't include insn-codes.h.
2414 (reg_save_code, reg_restore_code): Make arrays of int.
2415 All uses updated to match.
2416 (insert_save, insert_restore): No need to initialize "code"
2417 variable upon declaration.
2418 * Makefile.in: update dependencies; fix typo in clean rule.
2420 2001-08-21 Richard Henderson <rth@redhat.com>
2422 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
2423 (merge_if_block): Handle fallout from same.
2425 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2427 * builtins.c (type_to_class): Fix typo in last change.
2429 2001-08-21 Richard Henderson <rth@redhat.com>
2431 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
2432 ia64_asm_output_label.
2434 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
2435 copy of gp while the real gp register contains garbage.
2437 2001-08-21 Zack Weinberg <zackw@panix.com>
2439 * expmed.c (mode_for_extraction): New function.
2440 (store_bit_field, extract_bit_field): Use it.
2441 * expr.h: Prototype it and provide an enum for its first argument.
2443 * combine.c, function.c, recog.c: Don't include insn-codes.h.
2444 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
2445 and digging through the insn_data tables.
2446 * Makefile.in: Update dependencies.
2448 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
2450 * cppfiles.c (stack_include_file): line-map.c now handles include
2452 (handle_missing_handler): Similarly.
2453 (_cpp_execute_include): Similarly.
2454 (_cpp_pop_file_buffer): Similarly.
2455 * cpphash.h (struct cpp_reader): Remove system_include_depth,
2456 buffer_stack_depth and include_depth.
2457 * cpplib.c (do_include_common): line-map.c now handles include depth.
2458 (cpp_push_buffer): Similarly.
2459 (_cpp_pop_buffer): Similarly.
2460 * cppmacro.c (builtin_macro): Update.
2461 * line-map.c (init_line_maps): Set depth.
2462 (add_line_map): Increment "used" earlier. Update and use the
2464 (trace_include): Use the include depth.
2465 * line-map.h (struct line_maps): New member depth.
2467 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2469 * cppfiles.c (stack_include_file): Don't handle -H here.
2470 * cppinit.c (cpp_start_read): Set include tracing after
2471 cpp_post_options and after stacking the main file.
2472 * line-map.c (trace_include): New.
2473 (init_line_maps, add_line_map): Update.
2474 * line-map.h (struct line_maps): New member trace_includes.
2476 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2478 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
2479 * cppfiles.c (stack_include_file): Only stack a file if there
2480 is something to do. Return a boolean indicating whether a
2481 buffer was stacked or not.
2482 (_cpp_execute_include): Similarly.
2483 (_cpp_read_file): Similarly.
2484 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
2486 2001-08-21 Sam Steingold <sds@gnu.org>
2488 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
2489 (RECACHE): keep obufp_before_macroname up to date
2491 2001-08-21 Zack Weinberg <zackw@panix.com>
2493 * stmt.c: Don't include insn-codes.h.
2494 (expand_end_case): Machine specific logic moved to expr.c.
2495 No need to worry about __builtin_classify_type.
2496 (check_for_full_enumeration_handling, emit_case_nodes):
2499 * builtins.o (expand_builtin_classify_type): Split up so code
2500 can be shared with fold_builtin_classify_type.
2501 (type_to_class, fold_builtin_classify_type): New functions.
2502 (fold_builtins): Handle __builtin_classify_type.
2504 * expr.c (do_tablejump): Now static.
2505 (case_values_threshold, try_casesi, try_tablejump): New;
2506 code mostly from stmt.c (expand_end_case).
2507 (expr.h): Update prototypes.
2509 * Makefile.in (stmt.o): Update dependencies.
2511 2001-08-21 Will Cohen <wcohen@redhat.com>
2513 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
2514 declaration of variable i.
2515 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
2516 declaration of variable i.
2518 2001-08-21 Richard Henderson <rth@redhat.com>
2520 * crtstuff.c: Fix thinko last change. Move list tails to start
2521 of CRT_END section. Tidy ifdefs.
2522 (__EH_FRAME_BEGIN__): Always static for ELF.
2523 (__do_global_ctors_1): Rename from __frame_dummy.
2524 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
2525 name change; don't hide __EH_FRAME_BEGIN__.
2527 2001-08-21 Richard Henderson <rth@redhat.com>
2529 * gdbinit.in: Move break on exit after break on fancy_abort.
2531 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
2534 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2536 * cpphash.h (_cpp_push_next_buffer): New.
2537 * cppinit.c (do_includes): Remove.
2538 (push_include, free_chain, _cpp_push_next_buffer): New.
2539 (cpp_start_read): Use them to rework command line option handling.
2540 (cpp_handle_option): Combine handling of -include and -imacros.
2541 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
2542 appropriate. Always insert missing \n at EOF.
2543 * cpplib.c (start_directive): Get the directive position right.
2544 * cppmain.c (cb_file_change): Always print the first line, unless
2547 2001-08-20 Andreas Jaeger <aj@suse.de>
2549 * profile.c (compute_branch_probabilities): Remove extra new-line
2551 * flow.c (verify_flow_info): Likewise.
2553 2001-08-20 Diego Novillo <dnovillo@redhat.com>
2555 * basic-block.h (basic_block): Add new field 'flags'.
2556 (BB_REACHABLE): Define.
2557 (expunge_block): Declare.
2558 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
2559 (EXIT_BLOCK_PTR): Ditto.
2560 (expunge_block): Remove static declaration.
2561 (cleanup_cfg): Clear bb->aux on every basic block.
2562 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
2563 computing reachability.
2564 (delete_unreachable_blocks): Delete block b if b->flags has
2567 2001-08-20 Diego Novillo <dnovillo@redhat.com>
2569 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
2571 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2573 * sparc.c (sparc_variable_issue): Fix typo in last change.
2575 2001-08-20 Richard Henderson <rth@redhat.com>
2577 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
2579 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
2581 * pa.h (RETURN_IN_MEMORY): Improve comment.
2583 2001-08-20 Janis Johnson <janis187@us.ibm.com>
2585 * doc/invoke.texi (Profiling options): Clarify the interactions
2586 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
2588 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
2590 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
2593 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2595 * gcc.c (make_relative_prefix): Allocate a sufficiently large
2598 2001-08-20 Richard Henderson <rth@redhat.com>
2600 * final.c (end_final): Fix typo last change.
2602 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
2604 * cppinit.c (init_standard_includes): The returned buffer
2605 is already malloc-ed.
2606 * gcc.c (add_prefix): Similarly.
2607 * prefix.c (translate_name): Update to support clear buffer
2609 (update_path): Similarly. Be sure to free any newly allocated
2610 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
2612 * prefix.h (update_path): Update prototype and document.
2613 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
2614 up and update to new buffer ownership rules.
2615 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
2617 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
2619 * final.c (compute_alignments): New function.
2620 (init_insn_lengths): Do not care label_align.
2621 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
2622 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
2623 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
2624 (shorted_branches): Realloc label_align array; do
2625 not call init_insn_lengths; Do not care about loop alignments.
2626 * output.h (compute_alignments): Declare.
2627 * toplev.c (rest_of_compilation): Call compute_alignments.
2628 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
2630 * predict.c (block_info_def): Add npredecesors, remove nvisited;
2631 change visited to tovisit.
2632 (propagate_freq): Use faster traversing algorithm.
2633 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
2634 to tovisit; reverse meaning.
2636 * predict.c (struct block_info_def): Remove nvisited.
2637 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
2638 (estimate_bb_frequencies): Call mark_dfs_back_edges.
2640 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
2642 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
2643 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
2644 (TARGET_FUSED_MADD): New.
2645 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
2646 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
2647 the multiply-add instructions.
2649 2001-08-19 Richard Henderson <rth@redhat.com>
2651 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
2652 is aligned to pointer size.
2654 2001-08-19 Richard Henderson <rth@redhat.com>
2656 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
2657 display markers during final schedule.
2659 2001-08-19 Richard Henderson <rth@redhat.com>
2661 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
2663 2001-08-19 Richard Henderson <rth@redhat.com>
2665 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
2667 (ASM_NAME_TO_STRING): Remove.
2668 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
2669 in the same string. Remove support for expressions.
2671 2001-08-19 Richard Henderson <rth@redhat.com>
2673 * config/i386/i386.md (tablejump): Make an expander; handle
2674 pic relative addressing here.
2675 (tablejump_1): Rename from tablejump_pic.
2678 2001-08-19 Richard Henderson <rth@redhat.com>
2680 * regclass.c (fix_register): Fix typo.
2682 2001-08-18 Richard Henderson <rth@redhat.com>
2684 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
2685 (struct _Unwind_Context): Expand br_loc to hold it.
2686 (uw_frame_state_for): Handle leaf functions better.
2687 (uw_update_reg_address): Update for br_loc change.
2689 2001-08-18 Richard Henderson <rth@redhat.com>
2691 * crtstuff.c: Move list heads before code that uses them.
2692 (__JCR_LIST__): Remove initial null.
2693 (frame_dummy, __frame_dummy): Do java registration here ...
2694 (__do_global_ctors_aux): ... not here.
2696 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
2697 (__do_global_dtors_aux): Update to match.
2698 (__JCR_LIST__, __do_jv_register_classes): New.
2700 * config/ia64/crtend.asm (__JCR_END__): New.
2701 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
2702 instead of an indirect LTOFF22 reloc.
2704 2001-08-18 Richard Henderson <rth@redhat.com>
2706 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
2707 * regclass.c (init_reg_sets_1): Fix typo.
2708 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
2709 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
2710 (ia64_compute_frame_size): Make ar.unat live when in use.
2711 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
2712 for ar.pfs; remove ar.unat handling.
2713 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
2715 (PREDICATE_CODES): Add ar_pfs_reg_operand.
2716 * config/ia64/ia64-protos.h: Update decls.
2717 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
2718 (sibcall_pic): Likewise.
2720 2001-08-18 Richard Henderson <rth@redhat.com>
2722 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
2723 pred_rel_mutex when searching for insn_group_barrier.
2724 * config/ia64/ia64.md (cycle_display): Combine the expander
2727 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
2728 bit before asm as needed.
2730 2001-08-18 Richard Henderson <rth@redhat.com>
2732 * timevar.def (TV_MACH_DEP): New.
2733 * toplev.c (rest_of_compilation): Use it.
2734 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
2736 2001-08-18 Zack Weinberg <zackw@panix.com>
2738 * unwind-dw2.c (execute_stack_op): Add default aborts to
2739 the inner switches to prevent warnings.
2741 2001-08-18 Richard Henderson <rth@redhat.com>
2743 * timevar.h (struct timevar_time_def): Change element type to float.
2744 (ticks_to_msec, clocks_to_msec): Likewise.
2745 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
2746 (get_time): Likewise.
2747 (timevar_print): Adjust zero check and printing to match.
2749 2001-08-18 Zack Weinberg <zackw@panix.com>
2751 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
2752 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
2753 Eliminate overfull or underfull hboxes.
2755 2001-08-18 Zack Weinberg <zackw@panix.com>
2757 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
2759 2001-08-18 Zack Weinberg <zackw@panix.com>
2761 * haifa-sched.c: Convert to target hooks. Macros replaced
2762 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
2763 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
2764 MD_SCHED_FINISH, and HAVE_cycle_display.
2765 * target-def.h (TARGET_SCHED_ADJUST_COST,
2766 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
2767 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
2768 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
2769 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
2770 New hook #defines to be overridden.
2771 (TARGET_SCHED): Bring them all together.
2772 (TARGET_INITIALIZER): Update.
2773 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
2774 instead of 'struct rtx_def *' throughout.
2775 (struct sched): New set of hooks for the scheduler.
2776 * Makefile.in (haifa-sched.o): Depend on target.h.
2777 * doc/tm.texi: Document the new scheduler hooks, together in
2778 their own section, instead of scattered around.
2779 Fix a bunch of underfull/overfull hboxes.
2781 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
2782 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
2783 sparc.h: Don't define any of the old scheduler macros.
2785 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
2786 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
2787 sparc.c: Create hook functions from code extracted from
2788 corresponding target header, or make existing hooks static, as
2789 appropriate. Set the appropriate entries in targetm.
2791 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
2792 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
2793 rs6000-protos.h, s390-protos.h, sparc-protos.h:
2794 Remove prototypes for functions which are now static.
2796 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
2797 related gunk; the Haifa scheduler is now the only choice.
2799 2001-08-18 Zack Weinberg <zackw@panix.com>
2801 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
2802 * genopinit.c: Put floating point divide insns in sdiv_optab.
2803 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
2804 * config/gofast.h, config/c4x/c4x.h,
2805 config/ia64/hpux_longdouble.h, config/mips/mips.h,
2806 config/pa/long_double.h, config/rs6000/sysv4.h,
2807 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
2808 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
2809 (init_optabs): Use init_optabv for overflow-trapping optabs.
2810 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
2811 cmp_optab RTX codes so have_insn_for can find them.
2813 * optabs.c (expand_simple_binop, expand_simple_unop,
2814 have_insn_for, gen_sub3_insn): New interfaces.
2815 * expr.h: Prototype new functions.
2816 (enum optab_methods): Move here from optabs.h.
2818 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
2819 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
2820 Use new functions instead of working directly with optabs.
2821 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
2822 unroll.c: Don't include optabs.h.
2823 * caller-save.c, combine.c, function.c, stmt.c: Just include
2824 insn-codes.h, not optabs.h.
2825 * Makefile.in: Update dependencies.
2827 * combine.c (make_compound_operation, simplify_comparison):
2828 Fix typos testing for this or that instruction.
2830 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2832 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
2833 generating libgcc.a.
2835 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2837 * except.c (TYPE_HASH): Delete.
2839 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
2842 * tree.c (TYPE_HASH): Delete.
2844 * tree.h (TYPE_HASH): Define.
2846 2001-08-18 Graham Stott <grahams@redhat.com>
2848 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
2850 (adddi3_internal_2+2): Likewise.
2851 (eh_set_lr_di+1): Likewise.
2853 2001-08-17 Richard Henderson <rth@redhat.com>
2855 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2856 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
2857 * dwarf2asm.c: ... here.
2858 * dwarfout.c: Remove them.
2860 * varasm.c (assemble_integer): Add align parameter.
2861 (assemble_real, output_constant, output_constructor): Likewise.
2862 * output.h: Update decls.
2863 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
2864 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
2865 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
2866 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
2867 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
2870 * final.c (end_final): Abort profile block generation if we
2871 havn't layed it out properly.
2872 * output.h (assemble_eh_integer): Remove stale decl.
2873 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
2875 (assemble_integer): Handle unaligned data.
2876 (assemble_real): Abort on unaligned data.
2877 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
2879 (default_dtor_section_asm_out_destructor): Use assemble_align.
2880 (default_named_section_asm_out_constructor): Likewise.
2881 (default_ctor_section_asm_out_constructor): Likewise.
2882 * config/darwin.c (machopic_asm_out_constructor): Likewise.
2883 (machopic_asm_out_destructor): Likewise.
2884 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
2885 (nextstep_asm_out_destructor): Likewise.
2886 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
2887 (vms_asm_out_destructor): Likewise.
2889 2001-08-17 Richard Henderson <rth@redhat.com>
2891 * config/mips/iris6.h (TARGET_IRIX6): New.
2892 (current_section_name, current_section_flags): New.
2893 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
2894 (MAX_OFILE_ALIGNMENT): New.
2895 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
2896 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
2897 (copy_file_data): Split out from
2898 (mips_asm_file_end): ... here.
2899 (mips_asm_file_start): Remove extra .section directive. Use
2900 tmpfile instead of mips_make_temp_file.
2901 (mips_unique_section): Use const char * as needed for warnings.
2902 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
2903 re-add align parameter.
2904 (iris6_asm_named_section): New.
2905 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
2906 (iris6_asm_output_align, iris6_section_align_1): New.
2907 (iris6_asm_file_start, iris6_asm_file_end): New.
2908 * config/mips/mips-protos.h: Update decls.
2910 2001-08-17 Janis Johnson <janis187@us.ibm.com>
2912 * doc/install.texi (Install GCC): Add links to build status pages.
2914 (Final install): Ditto; request updates for specific info
2916 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
2918 * cpperror.c (print_location): Don't take a file name; use the
2920 (_cpp_begin_message): Similarly.
2921 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
2922 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
2923 (cpp_pedwarn_with_file_and_line): Remove.
2924 * cppfiles.c (stack_include_file): Update; set filename to stdin
2925 here when appropriate.
2926 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
2927 (_cpp_begin_message): Don't take a file name.
2928 * cppinit.c: Add comment.
2929 * cpplex.c: Fix end-of-directive indicator.
2930 * cpplib.c: Don't include intl.h.
2931 (run_directive, do_diagnostic): Update.
2932 (do_line): Update to not use nominal_fname.
2933 (cpp_push_buffer): Don't take a filename.
2934 * cpplib.h (struct ht): Remove.
2935 (cpp_push_buffer): Don't take a filename.
2936 (cpp_pedwarn_with_file_and_line): Remove.
2937 * cppmacro.c (struct cpp_macro): Remove file.
2938 (builtin_macro): Update.
2939 (_cpp_create_definition): Update.
2940 * cppmain.c: Correct comment.
2941 * fix-header.c (read_scan_file): Update.
2943 2001-08-17 Kazu Hirata <kazu@hxi.com>
2945 * sbitmap.c: Fix comment formatting.
2946 * sched-deps.c: Likewise.
2947 * sibcall.c: Likewise.
2948 * simplify-rtx.c: Likewise.
2950 * ssa-ccp.c: Likewise.
2951 * stor-layout.c: Likewise.
2952 * timevar.c: Likewise.
2953 * toplev.c: Likewise.
2954 * unwind-dw2.c: Likewise.
2955 * unwind-dw2-fde.c: Likewise.
2956 * varasm.c: Likewise.
2958 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
2960 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
2961 or larger than an integer in memory.
2963 2001-08-17 Zack Weinberg <zackw@panix.com>
2965 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
2966 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
2967 * rtl.h: Don't forward-declare union tree_node here. Don't
2968 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
2969 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
2970 and tree respectively.
2971 * tree.h: Don't forward-declare struct rtx_def here. Don't
2972 typedef tree here. Change all uses of struct rtx_def *,
2973 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
2974 and tree respectively.
2976 2001-08-17 Richard Henderson <rth@redhat.com>
2978 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
2979 config/mips/openbsd.h: Fix typos last change.
2981 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2983 * doc/invoke.texi (Optimize Options): The default for
2984 -finline-limit is 600.
2986 2001-08-17 Richard Henderson <rth@redhat.com>
2988 * varasm.c (text_section): Allow TEXT_SECTION to override the
2989 printing of TEXT_SECTION_ASM_OP.
2990 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
2991 (DATA_SECTION, BSS_SECTION): Remove.
2992 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
2993 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
2994 Rename from s/_NAME//.
2995 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
2996 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
2997 (TEXT_SECTION): ... here. New.
2998 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
2999 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
3000 * config/mips/openbsd.h: Likewise.
3001 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
3002 (mips_asm_file_end): Likewise test.
3003 (mips_output_function_epilogue): Likewise. Switch back to data
3004 section after emitting the function.
3006 * doc/tm.texi (Sections): Document TEXT_SECTION.
3008 2001-08-17 Richard Henderson <rth@redhat.com>
3010 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
3011 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
3013 2001-08-17 Richard Henderson <rth@redhat.com>
3015 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
3016 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
3017 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
3018 Add aligned attribute.
3020 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
3022 * config/sh/sh.md: Add modes to unspecs in first insn to match
3023 those in the second.
3025 * Makefile.in: Fix collect2 copy for Cygwin.
3027 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
3029 Install the proper patch.
3030 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
3031 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
3032 (expand_function_start): Likewise.
3033 * stmt.c (expand_decl): Likewise.
3034 * varasm.c (make_decl_rtx): Likewise.
3036 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
3038 * final.c: Undo my previous accidental checkin.
3039 * output.h: Likewise.
3040 * tm.texi: Likewise.
3042 2001-08-16 Richard Henderson <rth@redhat.com>
3044 * varasm.c (named_section_flags): Remove align parameter.
3045 * varasm.c, dwarf2out.c: Update all callers.
3046 * output.h: Update prototypes.
3048 * target.h (target.asm_out.named_section): Remove align parameter.
3049 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
3050 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
3051 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
3052 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
3053 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
3055 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
3056 (get_named_section_flags, set_named_section_flags): New.
3057 (named_section_flags): Use them.
3058 (named_section): Do decl vs section flags check here...
3059 (default_section_type_flags): ... not here.
3060 (init_varasm_once): Create in_named_htab.
3061 (resolve_unique_section): Mark reloc unused.
3063 2001-08-16 Richard Henderson <rth@redhat.com>
3065 * varasm.c (force_const_mem): Keep pool alignment in bits.
3066 (output_constant_pool): Use assemble_align.
3068 2001-08-16 Zack Weinberg <zackw@panix.com>
3070 * doc/tm.texi: Remove extra @table command.
3072 2001-08-16 Zack Weinberg <zackw@panix.com>
3074 * final.c (shorten_branches): Clear the end of the label_align
3075 array only if we made it larger. Break up messy expressions
3078 * diagnostic.c (internal_error): Check for error recursion
3079 before doing ICE suppression.
3081 * timevar.c: Timing variables now count in milliseconds.
3082 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
3083 (get_time): Not here.
3084 (timevar_print): Don't print any timer whose user, cpu, and
3085 wall times are all zero as displayed.
3086 * timevar.h: Update comment aboout units. Make timevar
3089 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
3091 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
3092 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
3093 (expand_function_start): Likewise.
3094 * stmt.c (expand_decl): Likewise.
3095 * varasm.c (make_decl_rtx): Likewise.
3097 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
3099 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
3100 (finalize_record_size): Don't set TYPE_USER_ALIGN.
3102 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3104 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
3107 2001-08-16 Andreas Jaeger <aj@suse.de>
3109 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
3112 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
3114 * rtl.h (only_sets_cc0_p): New prototype.
3115 * jump.c (sets_cc0_p): Handle INSN.
3116 (only_sets_cc0_p): New function.
3117 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
3118 (tidy_fallthru_edge): Likewise.
3119 * integrate.c (copy_insn_list): Likewise.
3120 * unroll.c (unroll_loop): Likewise.
3121 (copy_loop_body): Likewise.
3123 2001-08-15 Jason Eckhardt <jle@redhat.com>
3125 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
3127 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
3129 * predict.c (struct block_info_def): Remove nvisited.
3130 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
3131 (estimate_bb_frequencies): Call mark_dfs_back_edges.
3133 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
3134 (ix86_adjust_cost): Teach scheduler that latency to load operand can
3137 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
3139 * predict.def: Update hitrates.
3141 2001-08-15 Richard Henderson <rth@redhat.com>
3143 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
3145 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
3147 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
3148 note from its associated jump.
3150 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3152 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
3153 also on 64-bit s390x targets.
3155 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
3157 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
3159 (arm_expand_prologue): Handled nested functions which take a
3160 variable argument list.
3161 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
3162 macro with an invocation of
3163 arm_compute_initial_elimination_offset.
3164 * config/arm/arm-protos.h: Prototype
3165 arm_compute_initial_elimination_offset.
3167 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3169 * doc/install.texi (Specific, avr): Fix markup.
3170 (Specific, c4x): Ditto.
3172 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3174 * predict.c (dump_prediction): Change `bool' parameter to `int'.
3176 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
3178 * Makefile.in (OBJS): Add rtl-error.o
3179 (rtl-error.o): New rule.
3180 (diagnostic.o): Adjust dependency.
3181 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
3182 error_for_asm, _fatal_insn, _fatal_insn_not_found,
3183 warning_for_asm): Move to...
3184 rtl-error.c: ...here. New file.
3186 2001-08-14 Richard Henderson <rth@redhat.com>
3188 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
3189 if USING_SJLJ_EXCEPTIONS.
3191 2001-08-14 Steve Ellcey <sje@cup.hp.com>
3193 * tlink.c (scan_linker_output): Check string for unsatisfied in
3194 addition to undefined and unresolved.
3196 2001-08-14 Graham Stott <grahams@redhat.com>
3198 * libgcc2.c (*): Replace EH_FRAME_SECTION with
3199 EH_FRAME_SECTION_NAME.
3201 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
3203 * genattrtab.c (simplify_test_exp_in_temp): New function.
3204 (simplify_test_exp): Avoid explicit use of temporary obstack.
3205 (simplify_cond, insert_right_side, evaluate_eq_attr,
3206 simplify_and_tree, simplify_or_tree, eliminate_known_true):
3207 Use simplify_test_exp_in_temp.
3208 (optimize_attrs): Iterate until expression stabilizes.
3210 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
3212 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
3213 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
3215 2001-08-13 Richard Henderson <rth@redhat.com>
3217 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
3218 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
3219 * config/arm/conix-elf.h: Likewise.
3221 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
3223 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
3225 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
3227 * gcse.c (hash_scan_set): Expressions that are set as part of
3228 jump instructions are not available.
3230 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3232 * config/s390/s390.c (print_operand, s390_function_prologue,
3233 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
3235 2001-08-13 Richard Henderson <rth@redhat.com>
3237 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
3238 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
3239 * doc/tm.texi (Exception Region Output): Document it.
3241 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
3243 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
3244 DWARF2 instead of stabs by default.
3246 2001-08-13 David Edelsohn <edelsohn@gnu.org>
3248 * config/rs6000/rs6000.c: Include optabs.h.
3250 2001-08-13 David Edelsohn <edelsohn@gnu.org>
3252 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
3253 save/restore routines.
3254 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
3256 2001-08-13 Andreas Jaeger <aj@suse.de>
3258 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
3259 the english is correct.
3261 2001-08-13 Zack Weinberg <zackw@panix.com>
3263 * expr.h: Split out optab- and libfunc-related code to...
3264 * optabs.h, libfuncs.h: ... these new headers.
3266 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
3268 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
3270 * mkconfig.sh: Don't include insn-codes.h from config.h.
3272 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
3273 enum insn_code is available. Move reload_in_optab and
3274 reload_out_optab array declarations to optabs.h.
3275 * regmove.c (gen_add3_insn): Move to optabs.c, export from
3276 there, prototype in expr.h.
3277 * gencodes.c: Cleanup: zap global variables, don't use
3278 printf where puts will do, don't bother defining MAX_INSN_CODE
3279 which nothing uses, let CODE_FOR_nothing get its value implicitly.
3281 * genemit.c, genopinit.c: Include optabs.h in generated file.
3282 * genoutput.c: Include insn-codes.h in generated file.
3283 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
3284 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
3285 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
3286 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
3287 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
3288 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
3290 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
3291 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
3292 config/m88k/m88k.c, config/sparc/sparc.c:
3294 * reload.c: Include expr.h and optabs.h before reload.h.
3295 * config/alpha/alpha.c: Include tree.h before reload.h.
3296 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
3297 and reload.h in that order.
3298 * config/sparc/sparc.c: Include debug.h.
3299 * recog.c: Include insn-codes.h.
3301 2001-08-13 Andreas Jaeger <aj@suse.de>
3303 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
3306 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
3308 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
3309 * gcc.c (init_spec): Fix typo in comment.
3310 * varasm.c (data_section): Fix typo in comment.
3312 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
3314 * predict.c (dump_prediction): New argument "USED".
3315 (combine_predictions_for_insn): Determine the used heuristics,
3316 output the case no heuristic applied.
3317 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
3319 2001-08-13 Andreas Jaeger <aj@suse.de>
3321 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
3324 2001-08-13 Kazu Hirata <kazu@hxi.com>
3326 * jump.c: Fix formatting.
3328 2001-08-13 Kazu Hirata <kazu@hxi.com>
3330 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
3333 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
3335 * loop.c (check_dbra_loop): Use condjump_label to compute
3338 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
3339 to better document the files they're in.
3341 2001-08-12 Zack Weinberg <zackw@panix.com>
3343 * recog.h (struct insn_operand_data): Shrink 'mode' field
3346 2001-08-12 Kazu Hirata <kazu@hxi.com>
3348 * gcc.c: Fix comment formatting.
3349 * gccspec.c: Likewise.
3352 * genemit.c: Likewise.
3353 * gengenrtl.c: Likewise.
3354 * genrecog.c: Likewise.
3355 * gensupport.c: Likewise.
3356 * ggc-page.c: Likewise.
3357 * global.c: Likewise.
3358 * graph.c: Likewise.
3359 * ifcvt.c: Likewise.
3360 * integrate.c: Likewise.
3362 * libgcc2.c: Likewise.
3364 * mbchar.c: Likewise.
3365 * optabs.c: Likewise.
3366 * predict.c: Likewise.
3367 * prefix.c: Likewise.
3368 * profile.c: Likewise.
3369 * protoize.c: Likewise.
3371 * recog.c: Likewise.
3372 * regclass.c: Likewise.
3373 * regmove.c: Likewise.
3374 * reg-stack.c: Likewise.
3375 * reload1.c: Likewise.
3376 * resource.c: Likewise.
3377 * rtlanal.c: Likewise.
3380 2001-08-12 Kazu Hirata <kazu@hxi.com>
3382 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
3383 a tree representing a constant is passed to the macro.
3385 2001-08-12 Richard Henderson <rth@redhat.com>
3387 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
3388 (rs6000_elf_asm_out_destructor): New.
3389 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
3390 (DTORS_SECTION_ASM_OP): Remove.
3391 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3392 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
3394 2001-08-12 David Edelsohn <edelsohn@gnu.org>
3397 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3398 * gcc.c (set_collect_gcc_options): New function, split out from
3400 Ignore elided switches.
3401 (do_spec_1): Invoke before executing command.
3402 (set_input): Export.
3403 Move declaration ...
3404 * gcc.h (set_input): ... here.
3405 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
3408 2001-08-12 Richard Henderson <rth@redhat.com>
3410 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
3411 thinko wrt TARGET_RELOCATABLE.
3413 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
3415 * fix-header.c (cb_file_change): Update prototype.
3417 2001-08-11 Zack Weinberg <zackw@panix.com>
3419 * toplev.c (set_float_handler): Make static.
3420 * toplev.h: Don't prototype set_float_handler.
3422 * simplify-rtx.c: Don't include setjmp.h.
3423 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
3425 (simplify_unary_operation, simplify_binary_operation): Use them,
3426 via do_float_handler.
3428 * fold-const.c: Don't include setjmp.h.
3429 (exact_real_inverse_1): New function.
3430 (exact_real_inverse): Use it, via do_float_handler.
3432 * varasm.c: Don't include setjmp.h.
3433 (assemble_real_1): New function.
3434 (assemble_real): Use it, via do_float_handler.
3435 Call internal_error if we get a trap here.
3437 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
3438 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
3440 2001-08-11 Zack Weinberg <zackw@panix.com>
3442 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
3443 STACK_BOUNDARY if not already defined.
3445 * calls.c, function.c, reload1.c, explow.c: Don't default
3446 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
3447 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
3449 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
3452 * doc/tm.texi: Document that STACK_BOUNDARY is required;
3453 clarify difference between it and PREFERRED_STACK_BOUNDARY.
3455 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3457 * cppmacro.c (enter_macro_context): Push macro expansions even
3460 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3462 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
3463 (rs6000_elf_section_type_flags): Actually return a value.
3465 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
3467 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
3468 Clean up code: add missing comments and prototypes, fix warnings,
3469 remove obsolete code, fix spacing to conform to coding style.
3471 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
3473 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
3474 and TARGET_ASM_CLOSE_PAREN.
3475 (regclass_map): CC register belongs to class NO_REGS.
3476 (legitimize_pic_address): Don't generate unnecessary moves
3477 (to avoid confusing loop optimization).
3478 (check_and_change_labels): Replace jump_long by indirect_jump.
3479 (s390_final_chunkify): Don't start a new literal pool on section
3480 switch in 64-bit code.
3481 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
3483 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
3484 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
3485 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
3487 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
3488 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
3489 (CONST_COSTS): Fixed incorrect costs.
3491 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
3492 Use emit_jump instead of emit_jump_insn (gen_jump).
3493 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
3494 (to avoid confusing flow analysis).
3495 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
3496 (casesi, casesi_jump): New.
3497 (jump_long): Removed. Functionality merged into indirect_jump.
3498 (indirect_jump): Accept address_operand, not just register_operand.
3499 (cjump_long, icjump_long): Use same logic as indirect_jump.
3500 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
3501 Fixed broken setjmp/longjmp handling.
3502 (do_builtin_setjmp_setup): Removed.
3504 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
3505 broken GNU as versions that don't accept .quad with large
3506 negative values. Use hexadecimal output instead.
3507 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
3508 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
3509 FUNCTION_EPILOGUE): Removed. Now in targetm.
3511 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
3513 * config/s390/fixdfdi.h: Add missing copyright statement.
3514 Fix type conflicts on 64-bit. Add missing SFmode routines.
3516 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
3519 2001-08-11 Richard Henderson <rth@redhat.com>
3521 * rtl.h (REG_EH_RETHROW): Remove.
3522 * rtl.c (reg_note_name): Update.
3523 * combine.c (distribute_notes): Don't check for it.
3525 2001-08-11 Richard Henderson <rth@redhat.com>
3527 * combine.c (distribute_notes): Place REG_SETJMP.
3529 2001-08-11 Richard Henderson <rth@redhat.com>
3531 * doc/extend.texi (Arrays and pointers implementation): Discourage
3532 relying on sign-extension of pointers.
3534 2001-08-11 H.J. Lu <hjl@gnu.org>
3536 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
3538 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
3539 RDATA_SECTION_ASM_OP.
3541 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3543 * doc/install.texi (Specific, c4x): Fix cross-reference to the
3544 main manual to work both for info and HTML versions.
3546 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3547 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3549 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
3550 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
3551 (struct cpp_pool): New member first.
3552 * cppinit.c (append_include_chain): Plug memory leaks.
3553 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
3554 Allocate pragma structures from the (aligned) macro pool to
3555 avoid leaking memory.
3556 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
3557 so we don't leak memory.
3558 * hashtable.c (ht_destroy): New.
3559 * hashtable.h (ht_destroy): New.
3561 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3562 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3564 * c-lex.c (map): Make const.
3565 (cb_file_change): Update for callback passing a line map.
3566 Don't assume we have a previous map. Remove sanity check
3567 about popping too many files.
3568 * cpperror.c (print_location): Make map const.
3569 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
3570 (cpp_make_system_header): Similarly.
3571 (search_from): Similarly.
3572 (_cpp_execute_include): Don't remember where we came from.
3573 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
3574 (struct cpp_reader): Make map const.
3575 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
3576 * cpplib.c (do_line): Update; line maps now hold sysp.
3577 (cpp_push_buffer): Similarly.
3578 (_cpp_do_file_change): Similarly; callback with map instead.
3579 (cpp_get_line_maps): Constify return value.
3580 (_cpp_pop_buffer): Update.
3581 * cpplib.h (struct cpp_file_change): Remove.
3582 (struct cpp_callbacks): Update.
3583 (cpp_get_line_maps): Constify return value.
3584 * cppmacro.c (_cpp_create_definition): Update.
3585 * cppmain.c (struct printer): Constify map.
3586 (maybe_print_line): Similarly.
3587 (print_line): Similarly. Deduce flags 1 and 2 here.
3588 (cb_file_change): Update.
3589 * line-map.c (free_line_maps): Warn regardless.
3590 (add_line_map): Return pointer to const. When passed NULL to_file
3591 with LC_LEAVE, use the obvious values for the return point so the
3592 caller doesn't have to figure them out.
3593 (lookup_line): Return pointer to const.
3594 (print_containing_files): Take pointer to const.
3595 * line-map.h (struct line_map): New members reason, sysp.
3596 (add_line_map): Return pointer to const.
3597 (lookup_line): Similarly.
3598 (print_containing_files): Take pointer to const.
3600 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
3601 Richard Henderson <rth@redhat.com>
3603 * regmove.c (regmove_optimize): Avoid setting a register twice in
3606 2001-08-10 Richard Henderson <rth@redhat.com>
3608 * doc/extend.texi (Arrays and pointers implementation): Document
3609 behavior of pointer/integer conversion.
3611 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
3613 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
3615 2001-08-10 Richard Henderson <rth@redhat.com>
3617 * doc/extend.texi (C Implementation): New chapter.
3618 * doc/gcc.texi (Top): Link it in.
3620 2001-08-10 Andrew Cagney <ac131313@redhat.com>
3622 * doc/install.texi (Specific): Fix CVS merge botch.
3624 2001-08-10 Richard Henderson <rth@redhat.com>
3626 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
3627 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
3629 2001-08-10 Zack Weinberg <zackw@stanford.edu>
3631 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
3632 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
3633 this macro is now required.
3635 * cselib.c (cselib_process_insn), flow.c (propagate_block),
3636 loop.c (find_and_verify_loops), reload.c (reload): Check
3637 for rtx code of CALL_INSN, not CALL, when deciding if we
3638 need to check for REG_SETJMP note.
3640 * gcse.c (compute_hash_table, compute_store_table): Update
3641 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
3644 * config/avr/avr.c: Fix typo.
3645 * config/convex/convex.c (expand_movstr): Use adjust_address.
3646 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
3648 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
3649 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
3651 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
3652 Do define STACK_BOUNDARY.
3653 * config/i370/i370.c: Include expr.h.
3654 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
3655 config/pa/som.h, config/v850/v850.h: Take in_ctors and
3656 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
3657 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
3658 * config/m88k/m88k.c: Include c-tree.h after expr.h.
3659 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
3660 * config/romp/romp.c: Include expr.h after tree.h.
3662 (output_fpop): Use xmalloc, not oballoc.
3663 * config/we32k/we32k.c: Include expr.h.
3665 2001-08-10 Kazu Hirata <kazu@hxi.com>
3667 * config/h8300/h8300.h: Fix formatting.
3669 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
3671 * c-common.h (RETURN_NULLIFIED_P): Lose.
3672 * c-semantics.c (genrtl_return_stmt): Don't check it.
3674 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3676 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
3677 (mips_annotate_frame_insn): New function.
3678 (mips_emit_frame_related_store): New function.
3679 (save_restore_insns): Don't mark instructions that set up the base
3680 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
3681 the store instructions instead.
3682 (mips_expand_prologue): If the stack size is moved into a temporary
3683 register, do not mark that move as frame-related. Add a
3684 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
3686 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3688 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
3689 stack slot as unchanging if current_function_calls_eh_return.
3691 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3693 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
3694 access the second half of the TFmode scratch operand.
3696 2001-08-10 Anthony Green <green@redhat.com>
3698 * java/class.c (emit_register_classes): Conditionalize code on
3701 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3703 * doc/install.texi (Specific, avr): Fix cross-reference to the
3704 main manual to work both for info and HTML versions.
3706 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
3708 * stmt.c (expand_null_return_1): Remove code to generate simple returns
3709 and "use_goto" argument.
3710 (expand_null_return, expand_value_return): Update all callers.
3711 * function.c (expand_function_end): Remove code to generate simple
3713 * config/vax/vax.md (epilogue): New expander for function return.
3714 * doc/md.texi (epilogue): Remove "if defined".
3716 2001-08-09 Zack Weinberg <zackw@stanford.edu>
3718 * Makefile.in: Partially revert my previous change:
3719 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
3720 of the hashtab.o and safe-ctype.o rules.
3722 2001-08-09 Richard Henderson <rth@redhat.com>
3724 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
3725 (USE_COLLECT2): Remove duplicate definition.
3726 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
3727 (use_collect2): Remove dead code.
3728 * configure.in (use_collect2): Remove will_use_collect2 and
3729 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
3730 * configure: Rebuild.
3732 * target.h (targetm.asm_out.constructor): New.
3733 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
3734 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
3735 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
3736 * varasm.c (in_ctors, in_dtors): New.
3737 (assemble_constructor, assemble_destructor): Remove.
3738 (default_stabs_asm_out_destructor): New.
3739 (default_named_section_asm_out_destructor): New.
3740 (dtors_section, default_dtor_section_asm_out_destructor): New.
3741 (default_stabs_asm_out_constructor): New.
3742 (default_named_section_asm_out_constructor): New.
3743 (ctors_section, default_ctor_section_asm_out_constructor): New.
3744 * output.h: Update declarations.
3745 * c-decl.c (c_expand_body): Use target hooks instead of
3746 assemble_constructor and assemble_destructor.
3747 * profile.c (output_func_start_profiler): Likewise.
3748 * objc/objc-act.c (finish_objc): Likewise.
3749 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
3750 for the constructor.
3751 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
3753 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
3754 (DTORS_SECTION_ASM_OP): Likewise.
3755 (__CTOR_LIST__): Use attribute section when possible.
3756 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
3758 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
3759 ASM_OUTPUT_CONSTRUCTOR.
3761 * config/darwin.c (machopic_asm_out_constructor): New.
3762 (machopic_asm_out_destructor): New.
3763 * config/darwin-protos.h: Update declarations.
3764 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3765 (ASM_OUTPUT_DESTRUCTOR): Remove.
3766 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3767 * config/nextstep.c (nextstep_asm_out_constructor): New.
3768 (nextstep_asm_out_destructor): New.
3769 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3770 (ASM_OUTPUT_DESTRUCTOR): Remove.
3771 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3772 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
3773 ASM_OUTPUT_*STRUCTOR.
3774 * config/i386/aix386ng.h: Likewise.
3776 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
3777 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
3778 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
3779 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3780 * config/lynx.h: Likewise.
3781 * config/netware.h: Likewise.
3782 * config/psos.h: Likewise.
3783 * config/alpha/alpha-interix.h: Likewise.
3784 * config/alpha/elf.h: Likewise.
3785 * config/arc/arc.h: Likewise.
3786 * config/arm/aof.h: Likewise.
3787 * config/arm/coff.h: Likewise.
3788 * config/arm/elf.h: Likewise.
3789 * config/c4x/c4x.h: Likewise.
3790 * config/h8300/h8300.h: Likewise.
3791 * config/i386/cygwin.h: Likewise.
3792 * config/i386/djgpp.h: Likewise.
3793 * config/i386/i386-coff.h: Likewise.
3794 * config/i386/i386-interix.h: Likewise.
3795 * config/i386/sco5.h: Likewise.
3796 * config/i386/vsta.h: Likewise.
3797 * config/i386/win32.h: Likewise.
3798 * config/i960/i960-coff.h: Likewise.
3799 * config/ia64/sysv4.h: Likewise.
3800 * config/m68hc11/m68hc11.h: Likewise.
3801 * config/m68k/coff.h: Likewise.
3802 * config/m68k/mot3300.h: Likewise.
3803 * config/m88k/m88k.h: Likewise.
3804 * config/mcore/mcore-pe.h: Likewise.
3805 * config/mcore/mcore.h: Likewise.
3806 * config/mips/elf.h: Likewise.
3807 * config/mips/elf64.h: Likewise.
3808 * config/mips/iris6.h: Likewise.
3809 * config/pa/pa64-hpux.h: Likewise.
3810 * config/rs6000/sysv4.h: Likewise.
3811 * config/sh/sh.h: Likewise.
3812 * config/sparc/litecoff.h: Likewise.
3814 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
3815 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
3816 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3817 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3818 (ASM_OUTPUT_DESTRUCTOR): Remove.
3819 * config/a29k/a29k.c: Move include of tree.h.
3820 * config/a29k/udi.h: Delete file.
3821 * config/alpha/alpha.c (vms_asm_out_constructor): New.
3822 (vms_asm_out_destructor): New.
3823 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
3824 (EXTRA_SECTION_FUNCTIONS): Likewise.
3825 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3826 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3827 * config/c4x/c4x.c: Move include of tree.h.
3828 * config/clipper/clipper.c (clix_asm_out_constructor): New.
3829 (clix_asm_out_destructor): New.
3830 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3831 (ASM_OUTPUT_DESTRUCTOR): Remove.
3832 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3833 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3834 (TARGET_ASM_CONSTRUCTOR): New.
3835 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
3836 (sco_asm_out_constructor): New.
3837 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
3838 * config/i386/svr3gas.h: Remove stack grows up code.
3839 Remove code duplicated from i386/sysv3.h.
3840 (TARGET_ASM_CONSTRUCTOR): New.
3841 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3842 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
3843 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3844 (TARGET_ASM_CONSTRUCTOR): New.
3845 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
3846 (m68hc11_asm_out_destructor): New.
3847 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
3848 (TARGET_ASM_DESTRUCTOR): New.
3849 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
3850 * config/m68k/dpx2.h: Properly undef all the bits inherited from
3851 config/svr3.h pertaining to section manipulation.
3852 * config/m68k/dpx2g.h: Remove #if 0 code.
3853 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
3854 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
3855 (ASM_OUTPUT_CONSTRUCTOR): Remove.
3856 (TARGET_ASM_CONSTRUCTOR): New.
3857 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
3858 (m88k_svr3_asm_out_constructor): New.
3859 (m88k_svr3_asm_out_destructor): New.
3860 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3861 (ASM_OUTPUT_DESTRUCTOR): Remove.
3862 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3863 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
3864 * config/rs6000/aix.h: Likewise.
3865 * config/mips/rtems64.h: Don't undef removed constructor related bits.
3866 * config/mips/vxworks.h: Likewise.
3867 * config/rs6000/lynx.h: Likewise.
3868 * config/sh/elf.h: Likewise.
3869 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
3870 (DTORS_SECTION_ASM_OP): New.
3871 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3872 (ASM_OUTPUT_DESTRUCTOR): Remove.
3873 * config/sparc/sol2-sld-64.h: Likewise.
3874 * config/vax/vax.c (vms_asm_out_constructor): New.
3875 (vms_asm_out_destructor): New.
3876 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3877 (ASM_OUTPUT_DESTRUCTOR): Remove.
3878 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3880 * doc/tm.texi (@node Initialization): Update.
3882 2001-08-09 Richard Henderson <rth@redhat.com>
3884 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
3885 (__do_global_dtors_aux): Use gp-relative static data to avoid
3886 one dynamic relocation.
3887 (__do_frame_setup): Register Java classes.
3888 * config/alpha/crtend.asm (__JCR_END__): New.
3890 2001-08-09 Zack Weinberg <zackw@stanford.edu>
3892 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
3893 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
3894 (GEN, STAGESTUFF): Add new files.
3895 (insn-constants.h, s-constants, tm-preds.h, s-preds,
3896 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
3897 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
3898 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
3899 as well as insn-codes.h and insn-flags.h in config.h; and no
3900 extra headers in tconfig.h and hconfig.h.
3902 * gencodes.c: Eliminate code to generate predicate declarations
3903 or #defines for md-file constants.
3904 * genconstants.c, genpreds.c: New files.
3906 * i386.md: Re-order guard expressions such that TARGET_64BIT
3907 comes first, when this permits better optimization. Add
3908 TARGET_64BIT to more x86-64 patterns. Add comment explaining
3909 why this is desirable.
3911 2001-08-09 Jakub Jelinek <jakub@redhat.com>
3913 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
3914 (find_fde_for_dso): Remove.
3915 (_Unwind_IteratePhdrCallback): New.
3916 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
3917 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
3919 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3921 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
3922 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
3924 2001-08-09 Graham Stott <grahams@redhat.com>
3926 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
3927 (vis_no_unit): Use it.
3928 (visualize_no_unit): Add the insn only if room exists.
3930 2001-08-09 Graham Stott <grahams@redhat.com>
3932 * predict.c (estimate_probability): Replace magic numbers with
3933 appropriate enumeration.
3935 2001-08-09 Graham Stott <grahams@redhat.com>
3937 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
3939 (EXTRACT_FLAGS): Likewise.
3941 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
3943 * config/mips/mips.c (mips_legitimate_address_p): Check for
3944 CONST_INT in last patch.
3946 2001-08-08 Anthony Green <green@redhat.com>
3948 * java/class.c (emit_register_classes): Use assemble_jcr if
3949 possible. Keep the original mechanism as a fallback.
3950 * defaults.h (JCR_SECTION_NAME): Define if we have named section
3951 and weak symbol support.
3952 * crtstuff.c (__JCR_LIST__): Define.
3953 (__JCR_END__): Define.
3954 (_Jv_RegiserClasses): Define weak symbol if possible.
3955 (__do_global_ctors_aux): Register classes for ELF targets with
3956 weak symbol support.
3958 2001-08-08 Kazu Hirata <kazu@hxi.com>
3960 * dbxout.c: Fix comment formatting.
3961 * dependence.c: Likewise.
3963 * diagnostic.c: Likewise.
3964 * dominance.c: Likewise.
3965 * doprint.c: Likewise.
3966 * dwarf2out.c: Likewise.
3967 * dwarfout.c: Likewise.
3968 * emit-rtl.c: Likewise.
3969 * except.c: Likewise.
3970 * explow.c: Likewise.
3971 * expmed.c: Likewise.
3974 * fold-const.c: Likewise.
3975 * function.c: Likewise.
3977 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3979 * global.c (retry_global_alloc): Avoid shadowing allocno.
3981 2001-08-08 Mark Mitchell <mark@codesourcery.com>
3983 * except.c (remove_fixup_regions): Fix typo.
3985 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
3987 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
3988 unsigned HOST_WIDE_INT to avoid warning.
3989 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
3990 * flow.c (set_block_for_new_insns): Likewise.
3992 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
3994 * sibcall.c (return_value_pseudo): New static variable.
3995 (skip_copy_to_return_value): Handle return_value_pseudo.
3996 (call_ends_block_p): Ensure that return_value_pseudo is set.
3997 (optimize_sibling_and_tail_recursive_call): Discover the
3998 load of pseudo return value in alternate exit block.
4000 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
4002 * calls.c (ECF_ALWAYS_RETURN): New constant.
4003 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
4004 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
4005 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
4006 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
4007 * rtl.c (reg_note_name): New name.
4008 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
4010 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
4012 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
4014 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
4016 * alias.c (get_alias_set): Return a previously calculated
4017 alias set for a VAR_DECL.
4018 * function.c (gen_mem_addressof): Calculate the alias set before
4021 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
4023 * predict.def: Set hitrates according our experimental run.
4025 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
4027 * i386.h (HARD_REGNO_RENAME_OK): New macro.
4029 2001-08-08 H.J. Lu <hjl@gnu.org>
4031 * config/mips/mips.c (mips_unique_section): New. Copied from
4034 * config/mips/mips-protos.h (mips_unique_section): New
4037 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
4039 * config/mips/little.h: New. Generic little endian mips
4040 targets. Only mips*-*-linux* is converted to use it so far.
4042 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
4043 (WCHAR_TYPE): Defined
4044 (WCHAR_TYPE_SIZE): Likewise.
4045 (INIT_SUBTARGET_OPTABS): Likewise.
4046 (BSS_SECTION_ASM_OP): Likewise.
4047 (SBSS_SECTION_ASM_OP): Likewise.
4048 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
4049 (ASM_DECLARE_OBJECT_NAME): Likewise.
4050 (UNIQUE_SECTION): Likewise.
4051 (EXTRA_SECTIONS): Likewise.
4052 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4053 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4054 (ASM_OUTPUT_DEF): Likewise.
4055 (HANDLE_SYSV_PRAGMA): Removed.
4056 (NO_IMPLICIT_EXTERN_C): Likewise.
4057 (TARGET_MEM_FUNCTIONS): Likewise.
4058 (STARTFILE_SPEC): Likewise.
4059 (ENDFILE_SPEC): Likewise.
4060 (LIB_SPEC): Likewise.
4061 (INVOKE__main): Likewise.
4062 (CTOR_LIST_BEGIN): Likewise.
4063 (CTOR_LIST_END): Likewise.
4064 (DTOR_LIST_BEGIN): Likewise.
4065 (DTOR_LIST_END): Likewise.
4066 (SET_ASM_OP): Likewise.
4067 (ASM_OUTPUT_SOURCE_LINE): Likewise.
4068 (ASM_OUTPUT_DEF): Likewise.
4069 (ASM_OUTPUT_IDENT): Likewise.
4071 * config/mips/mips.h (ASM_SPEC): Undefine before define.
4072 (CPLUSPLUS_CPP_SPEC): Likewise.
4073 (ASM_APP_ON) Redefine only if not defined.
4074 (ASM_APP_OFF): Likewise.
4075 (ASM_OUTPUT_SOURCE_LINE): Likewise.
4076 (ASM_OUTPUT_IDENT): Likewise.
4078 * config.gcc: Update tm_file for Linux/mips.
4080 2001-08-08 Bernd Schmidt <bernds@redhat.com>
4082 * cselib.c (cselib_record_sets): If insn is predicated, turn
4083 sources into IF_THEN_ELSEs.
4085 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
4086 Turn into define_insn_and_split.
4088 * sched-deps.c: Include "cselib.h".
4089 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
4090 Use cselib to turn memory addresses into VALUEs.
4091 (sched_analyze): Call cselib_init/cselib_finish if necessary.
4092 * sched-int.h (struct sched_info): New member USE_CSELIB.
4093 * sched-ebb.c (ebb_sched_info): Initialize it.
4094 * sched-rgn.c (rgn_sched_info): Likewise.
4095 * Makefile.in (sched-deps.o): Update dependencies.
4097 * cselib.h (cselib_subst_to_values): Declare.
4098 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
4099 that have no value and autoincs to be handled by generating a new
4102 2001-08-08 Graham Stott <grahams@redhat.com>
4104 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
4105 within fixed length SEQUENCE.
4107 2001-08-08 Graham Stott <grahams@redhat.com>
4109 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
4110 (diagnostic_prefixing_rule): Likewise.
4111 (diagnostic_line_cutoff): Likewise.
4112 (diagnostic_kind_count): Likewise.
4114 2001-08-08 Graham Stott <grahams@redhat.com>
4116 * alias.c (find_base_decl): Delete redundent assignment.
4118 2001-08-08 Graham Stott <grahams@redhat.com>
4120 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
4121 (abs): Uppercase and paranthesize macro parameter.
4122 (MEM_DEPENDENCY): Add whitespace.
4124 2001-08-08 Graham Stott <grahams@redhat.com>
4126 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
4127 failure check for CONST_INT
4129 2001-08-08 Graham Stott <grahams@redhat.com>
4131 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
4132 (libcall_dead_p): Likewise.
4134 (mark_used_regs): Constify fmt.
4135 (find_use_as_address): Likewise.
4137 2001-08-08 Graham Stott <grahams@redhat.com>
4139 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
4142 2001-08-08 Graham Stott <grahams@redhat.com>
4144 * combine.c (combine_simplify_rtx): Update comment and
4145 remove erroneous test.
4147 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
4149 * cppinit.c (cpp_finish): Pop the final buffer without comment.
4150 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
4151 take care to avoid multiple no-newline at EOF warnings in that
4154 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
4156 * calls.c (expand_call): Do not emit INSN_SETJMP note.
4157 (emit_library_call_value_1): Likewise.
4158 (emit_call_1): Emit REG_SETJMP note.
4159 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
4161 * cselib.c (cselib_process_insn): Likewise.
4162 * flow.c (propagate_block): Likewise.
4163 * loop.c (find_and_verify_loops): Likewise.
4164 * reload.c (find_equiv_regs): Likewise.
4165 * reload1.c (reload): Likewise.
4166 * resource.c (mark_referenced_resources,
4167 mark_set_resources): Likewise.
4168 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
4169 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
4170 * haifa-sched.c (unlink_other_notes): Likewise.
4171 (reemit_notes): Likewise.
4172 * sched-ebb.c (sched_ebb): Likewise.
4173 * sched-rgc.c (sched_region): Likewise.
4174 * rtl.c (note_insn_name): Likewise.
4175 (reg_note_name): Add REG_SETJMP
4176 * rtl.h (reg_note): Add REG_SETJMP.
4177 (insn_note): Remove NOTE_INSN_SETJMP.
4179 * profile.c (branch_prob): Add fake edges for setjmp.
4181 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
4183 * config.gcc: Quote target_cpu_default2 correctly for
4184 powerpc*-*-* targets.
4186 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
4188 * cpplib.h, line-map.h: Update comments.
4189 * cppmain.c (printer_init): Move inline.
4190 (maybe_print_line, print_line): Take a map pointer.
4191 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
4192 (cb_file_change): Don't use prior value of print.map.
4194 2001-08-07 David Edelsohn <edelsohn@gnu.org>
4196 * doc/install.texi: Document fine-grained multilib configuration.
4198 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
4200 * rtlanal.c (find_first_parameter_load): Call note_stores
4201 only on the instructions.
4203 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
4205 * alias.c (nonlocal_mentioned_p):
4206 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
4207 * calls.c (emit_call_1): Likewise.
4208 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
4209 * cselib.c (cselib_process_insn): Likewise.
4210 * df.c (df_insns_modify): Likewise.
4211 * flow.c (need_fake_edge_p): Likewise.
4212 (propagate_one_insn): Likewise.
4213 * haifa-sched.c (reemit_notes): Likewise.
4214 * integrate.c (copy_insn_list): Likewise.
4215 * jump.c (delete_prior_computation): Likewise.
4216 * local-alloc.c (validate_equiv_mem): Likewise.
4217 * loop.c (scan_loop): Likewise.
4218 * predict.c (estimate_probability): Likewise.
4219 * reload.c (reload): Likewise.
4220 * sched-deps (sched_analyze): Likewise.
4221 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
4222 * gcse.c (compute_hash_table): Likewise.
4223 (mark_call): Likewise.
4224 (store_killed_in_insn): Likewise.
4226 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
4228 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
4230 2001-08-06 Richard Henderson <rth@redhat.com>
4232 * varasm.c (assemble_gc_entry): Remove.
4233 * output.h: Likewise.
4235 2001-08-06 Richard Henderson <rth@redhat.com>
4237 * varasm.c (assemble_constructor): Take a symbol_ref and a
4238 priority instead of a bare string. Move priority handling
4239 here from cp/decl2.c.
4240 * output.h: Update decls.
4242 * c-decl.c (c_expand_body): Update calls to assemble_constructor
4243 and assemble_destructor.
4244 * profile.c (output_func_start_profiler): Likewise.
4245 * objc/objc-act.c (finish_objc): Likewise.
4246 (build_module_descriptor): Return the symbol not the symbol name.
4248 2001-08-06 David Edelsohn <edelsohn@gnu.org>
4250 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
4251 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
4252 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
4253 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
4254 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
4255 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
4257 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
4259 * cpperror.c (print_containing_files): Moved to line-map.c.
4260 (print_location): line-map.c handles re-listing or otherwise.
4261 * cpphash.h (struct lexer_state): Remove next_bol.
4262 (struct cpp_buffer): Remove include_stack_listed.
4263 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
4264 Remove faked buffer handling.
4265 (_cpp_do_file_change): Tweak.
4266 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
4267 * cppmain.c (struct printer): Remove filename.
4268 (print_line, cb_file_change): Update accordingly.
4269 * line-map.c: Include intl.h.
4270 (init_line_maps): Initialize last_listed.
4271 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
4272 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
4273 (print_containing_files): New.
4274 * line-map.h (struct line_maps): New member last_listed.
4275 (print_containing_files, INCLUDED_FROM): New.
4276 * Makefile.in: Update.
4277 * po/POTFILES.in: Add line-map.c.
4279 2001-08-06 Richard Henderson <rth@redhat.com>
4281 * except.c (convert_from_eh_region_ranges_1): Never mark
4282 USE or CLOBBER insns as throwing.
4284 * expr.c (store_constructor): Don't clobber memory targets.
4286 2001-08-06 Andreas Jaeger <aj@suse.de>
4288 * profile.c (branch_prob): Remove unused variable insn.
4290 * Makefile.in (local-alloc.o): Add dependency on except.h.
4292 * local-alloc.c: Include except.h for can_throw_internal prototype.
4294 2001-08-06 Richard Henderson <rth@redhat.com>
4296 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
4297 * function.c (expand_main_function): Implement it.
4298 * doc/tm.texi: Document it.
4300 2001-08-06 Stan Shebs <shebs@apple.com>
4302 * doc/install.texi: Document powerpc-*-darwin* details.
4304 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
4306 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
4307 (ASM_CPU_SPEC): Move back to rs6000.h
4308 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
4310 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
4312 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
4315 * config/rs6000/linux64.h: Ditto.
4317 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
4318 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
4321 Remove accidently readded definitions of FUNCTION_PROLOGUE,
4322 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
4324 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
4327 2001-08-05 Richard Henderson <rth@redhat.com>
4329 * local-alloc.c (update_equiv_regs): Do not move insns that
4332 2001-08-05 Jan Hubicka <jh@suse.cz>
4334 * Makefile.in (reload1.o): Add dedendancy on except.h
4335 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
4337 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
4338 indicating wehther edges has been cleaned up.
4339 * reload1.c: Inlucde except.h
4340 (fixup_abnormal_edges): Accept deleted insns.
4341 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
4344 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
4346 * cpplib.c (do_line): Correct line number after pop_buffer.
4348 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
4350 PR preprocessor/3824
4351 * line-map.c: Update comments.
4352 * line-map.h: Update comments.
4353 * tradcif.y: Don't consider large numbers unsigned.
4355 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
4357 PR preprocessor/3081
4358 * c-lex.c (map): New.
4359 (cb_file_change): Update map and use it.
4360 (cb_def_pragma, cb_define, cb_undef): Use map and line.
4361 (c_lex): Update to use map.
4362 * cpperror.c (print_location): Move to using logical line numbers.
4363 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
4364 (cpp_make_system_header): Similarly.
4365 (_cpp_execute_include): Stop line numbering hacks. Store the
4366 line we will return to.
4367 * cpphash.h (CPP_BUF_LINE): Remove.
4368 (struct cpp_buffer): Remove lineno and pseudo_newlines.
4369 Add map and return_to_line.
4370 (_cpp_do_file_change): Update.
4371 * cppinit.c (cpp_start_read): Update line kludge.
4372 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
4373 (trigraph_ok): Use logical line numbers for diagnostics.
4374 (skip_block_comment): Likewise.
4375 (skip_whitespace): Likewise.
4376 (skip_line_comment): Use pfile->line instead.
4377 (_cpp_lex_token): Update to use logical line numbering exclusively.
4378 Handle BOL locally. Accept new lines in directives, but keep
4379 pfile->line decremented. Diagnostics use logical lines. Update
4381 * cpplib.c (SEEN_EOL): New.
4382 (skip_rest_of_line, check_eol): Use it.
4383 (end_directive): Increase line number when accepting the newline
4384 at the end of a directive.
4385 (run_directive): Simplify.
4386 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
4387 (_cpp_do_file_change): Update to take buffer line number as an
4388 argument, and store the current map in the cpp_reader. Remove
4389 line number kludges.
4390 (_cpp_do__Pragma): Restore output position after a _Pragma.
4391 (cpp_push_buffer): Don't set output line or lineno.
4392 (_cpp_pop_buffer): Transfer more info from a faked buffer.
4393 Remove line kludge. Set output_line.
4394 * cppmacro.c (builtin_macro): Update handling of __LINE__.
4395 (parse_arg): Use logical lines.
4396 (save_lookahead_token): Save EOFs too now.
4397 * cppmain.c (struct printer): Fix comments.
4398 (printer_init): Simplify, let caller do errors.
4399 (scan_translation_unit, check_multiline_token, dump_macro): Update.
4400 (maybe_print_line): Simplify.
4401 (print_line): Don't print a linemarker if -P.
4402 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
4403 (cb_file_change): Simplify.
4404 * line-map.h (LAST_SOURCE_LINE): Fix.
4405 (CURRENT_LINE_MAP): New.
4407 2001-08-05 Bernd Schmidt <bernds@redhat.com>
4409 * doloop.c (doloop_modify_runtime): Properly compute number of
4410 iterations if loop was unrolled.
4412 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
4413 if their CSELIB_VAL_PTRs are.
4415 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
4416 (setup_spill_pointers): Initialize it.
4417 (spill_restore_mem): Set it.
4418 (do_spill, do_restore): Use it to add REG_INC note.
4419 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
4421 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
4422 asms if other insns are available.
4424 * config/ia64/ia64.c (condop_operator): New predicate.
4425 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
4426 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
4429 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
4430 temporary register than directly using a MEM.
4432 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4434 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
4435 parameter in last change.
4437 2001-08-04 Zack Weinberg <zackw@panix.com>
4439 * sparc.md: Don't use #if inside C test expression.
4441 2001-08-04 Richard Henderson <rth@redhat.com>
4443 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
4445 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
4447 * cpphash.h (struct cpp_reader): New member directive_line.
4448 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
4449 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
4450 do_pragma): Pass line to callbacks.
4451 (start_directive): Record line of directive.
4452 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
4453 cb_include): Similarly.
4454 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
4457 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4459 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
4462 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4464 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
4466 * reload1.c (fixup_abnormal_edges): New static function.
4469 * flow.c (need_fake_edge_p): New function.
4470 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
4471 avoid call insn to be very last insn in the insn stream.
4473 * profile.c (branch_prob): Call flow_call_edges_add instead of
4474 doing that by hand; cleanup cfg to re-merge basic blocks once
4477 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4479 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
4480 are also on line-map.h.
4481 * cppfiles.c (stack_include_file): Update.
4482 * cpphash.h (struct cpp_buffer): New member return_at_eof.
4483 (_cpp_pop_buffer): New.
4484 * cppinit.c (cpp_destroy, cpp_finish): Update.
4485 (do_includes): Mark each buffer to return at EOF.
4486 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
4487 return as requested.
4488 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
4489 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
4490 * cpplib.h (cpp_pop_buffer): Remove.
4491 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
4492 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
4494 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
4496 (do_preprocessing): Update.
4497 * fix-header.c (read_scan_file): Update. No need to pop buffers.
4498 * c-parse.in (_yylex): Similarly.
4499 * scan-decls.c (scan_decls): Similarly.
4500 * line-map.h: Update comments.
4502 * objc/Make-lang.in (objc-act.o): Update dependencies.
4504 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4506 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
4507 and soft register for operand 0.
4508 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
4510 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4512 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
4513 register for operand 0.
4514 ("bitcmpqi_z_used"): Allow memory for operand 0.
4515 (split "bitcmpqi"): New split to handle address reg as operand 1.
4517 2001-08-04 Andreas Jaeger <aj@suse.de>
4519 * gcse.c: Revert Daniel's last patch.
4521 2001-08-03 Zack Weinberg <zackw@stanford.edu>
4523 * sparc-protos.h: Add prototypes for fp_zero_operand and
4525 * sh-protos.h: Add prototype for fpul_operand.
4527 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4529 * doc/extend.texi (Other Builtins): Fix typo in last change.
4531 2001-08-03 Richard Henderson <rth@redhat.com>
4533 * target.h (gcc_target): Add asm_out.named_section,
4534 section_type_flags, have_named_sections.
4535 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
4536 (TARGET_HAVE_NAMED_SECTIONS): New.
4537 (TARGET_SECTION_TYPE_FLAGS): New.
4539 * Makefile.in (toplev.o): Depend on TARGET_H.
4540 (varasm.o, dbxout.o): Likewise.
4541 * c-common.c (decl_attributes): Check targetm.have_named_sections
4542 instead of ifdef ASM_OUTPUT_SECTION_NAME.
4543 * dbxout.c (dbxout_function_decl): Likewise.
4544 (dbxout_function_end): Likewise.
4545 * toplev.c (compile_file): Likewise.
4546 * varasm.c (exception_section): Likewise.
4547 * cp/decl2.c (finish_objects): Likewise.
4549 * defaults.h (EH_FRAME_SECTION): Remove.
4550 (EH_FRAME_SECTION_ASM_OP): Remove.
4551 (EH_FRAME_SECTION_NAME): New.
4552 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
4553 (UNIQUE_SECTION_P): Remove.
4554 * dwarf2out.c (SECTION_FORMAT): Remove.
4555 (ASM_OUTPUT_SECTION): Remove.
4556 (output_call_frame_info): Use named_section_flags.
4557 (output_comp_unit, dwarf2out_start_source_file): Likewise.
4558 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
4559 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
4560 * varasm.c (in_eh_frame, eh_frame_section): Remove.
4561 (named_section_flags): New.
4562 (named_section): Use it and targetm.section_type_flags.
4563 (resolve_unique_section): New.
4564 (assemble_start_function): Use it.
4565 (asm_emit_uninitialised, assemble_variable): Likewise.
4566 (default_section_type_flags): New.
4567 (default_no_named_section, default_elf_asm_named_section): New.
4568 (default_coff_asm_named_section, default_pe_asm_named_section): New.
4569 * output.h: Update varasm.c decls.
4570 (SECTION_*): New flags.
4572 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
4573 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
4575 * config/elfos.h (UNIQUE_SECTION_P): Remove.
4576 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
4577 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
4578 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
4579 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
4580 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
4581 * config/mips/elf.h, config/mips/elf64.h: Likewise.
4582 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
4583 * config/pa/pa64-hpux.h,
4585 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
4586 (TARGET_ASM_NAMED_SECTION): New.
4587 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
4588 * config/alpha/vms.h, config/arm/coff.h: Likewise.
4589 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
4590 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
4591 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
4592 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
4593 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
4594 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
4595 * config/i386/sco5.h, config/i386/win32.h: Likewise.
4596 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
4597 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
4598 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
4599 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
4600 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
4601 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
4602 * config/sparc/sysv4.h: Likewise.
4604 * config/nextstep.h: Error until named sections implemented.
4606 * config/a29k/a29k.c (a29k_asm_named_section): New.
4607 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
4608 (vms_section_type_flags, vms_asm_named_section): New.
4609 * config/arm/arm.c (arm_elf_asm_named_section): New.
4610 * config/avr/avr.c (asm_output_section_name): Remove.
4611 * config/avr/avr-protos.h: Update.
4612 * config/c4x/c4x.c (c4x_asm_named_section): New.
4613 * config/h8300/h8300.c (h8300_asm_named_section): New.
4614 * config/i386/i386.c (sco_asm_named_section): New.
4615 * config/i386/winnt.c (SECTION_PE_SHARED): New.
4616 (i386_pe_section_type_flags): New.
4617 (i386_pe_asm_named_section): New.
4618 * config/i386/i386-protos.h: Update.
4619 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
4620 * config/mcore/mcore.c (mcore_asm_named_section): New.
4621 * config/mips/mips.c (iris6_asm_named_section): New.
4622 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
4623 instead of UNIQUE_SECTION_P.
4624 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
4625 (xcoff_asm_named_section): New.
4626 * config/sh/sh.c (sh_asm_named_section): New.
4627 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
4629 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
4630 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
4631 (EH_FRAME_SECTION_NAME): New.
4632 (EXCEPTION_SECTION): New.
4633 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
4634 (DEBUG_*_SECTION): Remove.
4635 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
4636 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
4637 (EH_FRAME_SECTION_ASM_OP): Remove.
4639 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
4640 (ASM_OUTPUT_SECTION_NAME): Remove.
4641 (TARGET_ASM_NAMED_SECTION): New.
4642 (TARGET_HAVE_NAMED_SECTIONS): New.
4643 (TARGET_SECTION_TYPE_FLAGS): New.
4644 (EH_FRAME_SECTION_ASM_OP): Remove.
4645 (EH_FRAME_SECTION_NAME): New.
4647 2001-08-03 Zack Weinberg <zackw@stanford.edu>
4649 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
4650 for complex expressions when cfun == 0.
4651 * doc/extend.texi: Document that __builtin_constant_p can be
4652 used in data initializers as well as functions.
4654 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
4656 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
4657 variable I locally, instead of expecting a declaration in the
4660 2001-08-03 Richard Henderson <rth@redhat.com>
4662 * except.c (collect_one_action_chain): Add an explicit cleanup
4663 action if regions surrounding a catch were encoded entirely
4664 within the call-site entry.
4666 2001-08-03 Richard Henderson <rth@redhat.com>
4668 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
4669 don't take REGNO of a non-register.
4671 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
4673 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
4674 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
4675 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
4676 (__gthread_mutex_init_function): New function for mutex initialization.
4678 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4680 * Makefile.in: Revert screwed up commit.
4682 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4684 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
4685 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
4686 merged by linker script to get a final _exit().
4687 (__do_global_dtors): New for destructor handling in specific exit
4689 (__do_global_ctors): New for constructors in specific install section.
4690 (__map_data_section): Map data sections before running constructors.
4691 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
4692 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
4693 (DTORS_SECTION_ASM_OP): Likewise.
4694 (CTORS_SECTION_FUNCTION): Define to force a reference to
4696 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
4698 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4700 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
4702 * Makefile.in: Add df.h to gcse.c dependencies.
4704 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
4706 * varasm.c (output_constant_def_contents): Use for the length of a
4707 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
4708 depending on which is larger.
4710 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4712 * gcse.c: Include df.h for use as a dataflow analyzer.
4714 Declaration of reg_set_info: gone.
4715 New df_analyzer variable used by store motion.
4716 (reg_set_info): Deleted.
4717 (mark_mem_regs): New function, analyze regs used by a mem.
4718 (store_ops_ok): Use dataflow analyzer results to determine if
4719 necessary regs are changed in the block.
4720 (find_moveable_store): Remove check for symbol ref, we can handle
4721 much more complex expressions now.
4722 (compute_store_table): Remove most of the code, it's unnecessary
4723 now that the dataflow analyzer records the info for us.
4724 (store_killed_after): Add parameter to say whether to do the
4725 store_ops_okay test, used to speed up testing when we already know
4726 the answer, and just want to know if the store itself was killed.
4727 (build_store_vector): Largely rewritten to calculate the various
4728 vectors properly, and somewhat optimized.
4729 (store_motion): Init the df_analyzer, get REG_DEF chains.
4730 Also handle trapping expressions (since mems almost always trap)
4731 (simple_mem): Redefine what a simple mem is.
4733 2001-08-03 DJ Delorie <dj@redhat.com>
4735 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
4736 set from a constant part of the condition.
4738 2001-08-01 Andrew Cagney <ac131313@redhat.com>
4740 * mkdeps.c (deps_add_default_target): Make local variable
4741 ``start'' a const char pointer.
4742 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
4744 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4746 * doc/install.texi (Configuration): Fix markup.
4747 (Specific, i?86-*-udk): Likewise.
4748 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
4750 Document --enable-threads and --enable-libgcj status.
4751 (Specific, mips-sgi-irix*): Canonicalize triples.
4752 (Specific, mips-sgi-irix5): Warn about problems with this config.
4753 Mention required GNU as patch.
4754 Native assembler problems are fixed.
4755 (Specific, mips-sgi-irix6): Update O32 ABI support status.
4756 Document --enable-threads and --enable-libgcj status.
4758 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4760 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
4763 2001-08-03 Richard Henderson <rth@redhat.com>
4765 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
4768 2001-08-03 Richard Henderson <rth@redhat.com>
4770 * rtlanal.c (find_first_parameter_load): Stop if we
4771 reach a CODE_LABEL at BOUNDARY.
4773 2001-08-03 Richard Henderson <rth@redhat.com>
4775 * config/alpha/alpha.md (force_movdi): New insn.
4776 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
4777 Tweek FRP marking of VMS prologue insns.
4778 * config/alpha/vms.h (EPILOGUE_USES): New.
4780 2001-08-02 Richard Henderson <rth@redhat.com>
4782 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
4784 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
4786 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
4787 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
4788 config/convex/convex.h, config/d30v/d30v.c,
4789 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
4790 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
4791 config/mips/mips.h, config/mn10200/mn10200.h,
4792 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
4793 config/v850/v850.h, config/vax/openbsd.h,
4794 config/vax/openbsd1.h, config/vax/ultrix.h,
4795 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
4796 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
4797 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
4798 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
4799 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
4800 in comments and documentation.
4802 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4806 * Makefile.in (line-map.o): New.
4807 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
4808 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
4809 * cpperror.c (print_containing_files): Similarly.
4810 (print_location): Update. Don't output a space before _Pragma.
4811 * cppfiles.c (stack_include_file): Set to line 1 immediately.
4812 (stack_include_filee, cpp_make_system_header): Update.
4813 (_cpp_execute_include): Get logical line number right for calling
4814 as-yet-unterminated #include.
4815 * cpphash.h (struct cpp_reader): Add line_maps.
4816 (_cpp_do_file_change): Update.
4817 * cppinit.c (cpp_create_reader): Initialize line maps.
4818 (cpp_destroy): Destroy line maps.
4819 (cpp_start_read): Get logical line number right.
4820 * cpplex.c (parse_string): Only warn once for multi-line strings.
4821 Use boolean variable for null warning.
4822 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
4824 (do_include_common): End the directive early.
4825 (do_line): Don't warn about out-of-range lines in preprocessed
4826 source. Update. Remove unused variables.
4827 (_cpp_do_file_change): Update for new line mapping.
4828 (pragma_cb): New typedef.
4829 (cpp_register_pragma): Stop looking ahead before calling the
4831 (do_pragma_system_header): End directive early.
4832 (cpp_get_line_maps): New.
4833 (cpp_pop_buffer): Fudge logical line. Update.
4834 * cpplib.h: Include line-map.h
4835 (enum cpp_fc_reason): Remove.
4836 (struct cpp_file_change): Update.
4837 (cpp_get_line_maps): New.
4838 * cppmain.c (struct_printer): New member map.
4839 (cb_file_change): Update for new mappings.
4840 * fix-header.c (cb_file_change): Similarly.
4842 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4844 * Makefile.in (libgcc.mk): Define mkinstalldirs.
4845 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
4847 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
4849 * config/vax/vax.c: include expr.h.
4851 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4853 * Makefile.in ($(srcdir)/configure): Only rebuild in
4855 ($(srcdir)/config.in): Only define in maintainer mode.
4856 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
4858 2001-08-02 David Edelsohn <edelsohn@gnu.org>
4860 * doc/install.texi (Install GCC: Binaries): Update Bull info.
4862 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4864 * gcc.c (set_collect_gcc_options): New function, split out from
4866 Ignore elided switches.
4867 (do_spec_1): Invoke before executing command.
4868 (set_input): Export.
4869 Move declaration ...
4870 * gcc.h (set_input): ... here.
4871 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
4874 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
4877 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
4879 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
4881 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
4883 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
4884 for the unnamed instructions it expands to.
4886 2001-08-02 Richard Henderson <rth@redhat.com>
4888 * regclass.c (call_really_used_regs): Conditionally define.
4889 (init_reg_sets_1): Don't use it if not defined.
4890 (fix_register): Similarly, don't set it.
4892 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4894 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
4895 Correct comment that had been missed in the previous change.
4897 2001-08-01 Stan Shebs <shebs@apple.com>
4899 * config/darwin.c (machopic_stub_name): Try matching by name.
4900 (update_stubs): New function.
4901 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
4904 2001-08-01 Richard Henderson <rth@redhat.com>
4906 * except.c (output_function_exception_table): Use assemble_align.
4907 * varasm.c (assemble_eh_label): Remove.
4908 (assemble_eh_align, assemble_eh_integer): Remove.
4910 2001-08-01 Robert Lipe <robertl@caldera.com>
4912 * dwarfout.c: Remove reference to README.DWARF.
4914 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
4916 * regclass.c (call_really_used_regs): New array for registers which
4917 are actually used by a call.
4918 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
4920 (fix_register): Set call_really_used too.
4921 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
4922 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
4924 2001-08-01 Richard Henderson <rth@redhat.com>
4926 * read-rtl.c (read_name): Consider \r whitespace.
4928 2001-07-11 Andrew Cagney <ac131313@redhat.com>
4930 * config.gcc: Recognize powerpc-*-netbsd*.
4932 * doc/install.texi (Host/target specific installation notes for
4933 GCC): Mention powerpc-*-netbsd*.
4935 * config/rs6000/netbsd.h: New file.
4936 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
4937 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
4938 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
4939 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
4940 (TARGET_VERSION): Redefine.
4942 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
4943 mcall-netbsd as a match for mcall-sysv.
4944 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
4945 (ncrti.S, ncrtn.S): New targets.
4946 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
4948 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
4949 "netbsd' as a V4 ABI.
4950 (ASM_SPEC): Check for -mcall-netbsd.
4951 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
4952 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
4953 (LIB_SPEC, ENDFILE_SPEC): Ditto.
4954 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
4955 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
4956 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
4957 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
4959 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
4960 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
4962 2001-08-01 Mark Kettenis <kettenis@gnu.org>
4964 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
4965 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
4966 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
4967 including "unwind-pe.h".
4969 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
4971 * rs6000.md (define_splits): Kill unused constraints.
4973 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
4974 Jan Hubicka <jh@suse.cz>
4976 * function.c (thread_prologue_and_epilogue_insns): Kill code
4977 dealing with non-existent CFG.
4979 2001-08-01 Kazu Hirata <kazu@hxi.com>
4981 * alias.c: Fix comment formatting.
4982 * bitmap.c: Likewise.
4983 * builtins.c: Likewise.
4984 * calls.c: Likewise.
4985 * c-common.c: Likewise.
4986 * c-decl.c: Likewise.
4987 * c-dump.c: Likewise.
4988 * c-lex.c: Likewise.
4989 * collect2.c: Likewise.
4990 * combine.c: Likewise.
4991 * conflict.c: Likewise.
4992 * cppfiles.c: Likewise.
4993 * cppinit.c: Likewise.
4994 * cpplex.c: Likewise.
4995 * cpplib.c: Likewise.
4996 * cppmacro.c: Likewise.
4997 * cppspec.c: Likewise.
4998 * c-pragma.c: Likewise.
4999 * crtstuff.c: Likewise.
5001 * cselib.c: Likewise.
5002 * c-semantics.c: Likewise.
5003 * c-typeck.c: Likewise.
5005 2001-08-01 H.J. Lu <hjl@gnu.org>
5007 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
5009 2001-08-01 H.J. Lu <hjl@gnu.org>
5011 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
5013 2001-08-01 Ziemowit Laski <zlaski@apple.com>
5015 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
5016 contextualizing Objective-C class name lookup by the lexer.
5017 (typespec_reserved_nonattr): Disable ObjC class name lookup after
5019 (protocoldef): Add support for forward @protocol declarations.
5020 (yylexname): Suppress ObjC class name lookup in certain contexts;
5021 re-enable after lookup is complete.
5022 (_yylex): Re-enable ObjC class name lookup when certain
5023 punctuation marks are seen.
5025 * objc/objc-act.c (check_protocol_recursively): New function used
5026 for finding circular dependencies in protocols.
5027 (objc_declare_protocols): New function for handling forward
5028 @protocol declarations.
5029 (receiver_is_class_object): Detect the case when 'self' is used
5030 inside of a class method.
5031 (build_message_expr): Issue a warning if class method is desired
5032 but instance method is found instead.
5033 (conforms_to_protocol): Streamline.
5034 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
5035 protocol Foo, even if 'Bar foo' does not.
5036 (check_protocols): Streamline.
5037 (start_protocol): Add checks for circular and duplicate protocol
5039 (encode_aggregate_within): For typedefs of structs, encode the
5041 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
5042 (objc_declare_protocols): New prototype.
5044 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5046 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
5047 * cpplex.c (handle_newline): Update prototype. Maintain logical
5049 (skip_escaped_newlines, skip_block_comment, parse_string):
5051 (_cpp_lex_token): Update, and store token position within the token.
5052 * cpplib.h (struct cpp_token): Add line and column entries.
5053 * cppmacro.c (replace_args): Position stringified tokens correctly.
5055 2001-08-01 Andreas Jaeger <aj@suse.de>
5057 * basic-block.h: Add prototype for last_loop_beg_note.
5059 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
5061 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
5062 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
5064 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
5065 while handling WITH_CLEANUP_EXPR node. Use second operand calling
5066 expand_decl_cleanup.
5067 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
5069 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
5070 operand while calling simple_cst_equal.
5071 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
5072 operand is the cleanup expression, the third is the RTL_EXPR.
5073 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
5075 2001-07-31 Jeff Sturm <jsturm@one-point.com>
5077 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
5079 2001-07-31 matthew green <mrg@eterna.com.au>
5081 * config.gcc (i386-*-netbsdelf): New description.
5082 * config/i386/netbsd-elf.h: New file.
5084 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
5086 * loop.c (check_dbra_loop): Use single_set to compute
5089 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
5091 PowerPC reorg and support for powerpc64-*-linux*.
5093 Also fixes emitting of constants on 32 bit and 64 bit
5096 * config.gcc: powerpc64-*-linux* is a new target.
5097 Things that needed aix.h now also include xcoff.h
5099 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
5101 Move AIX specific stuff into aix.h.
5102 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
5103 with more than just XCOFF now.
5104 (SET_ASM_OP): Remove, now defined where needed.
5105 (FUNCTION_PROLOGUE): New macro definition.
5106 (FUNCTION_EPILOGUE): New macro definition.
5107 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
5109 * config/rs6000/xcoff.h: New file.
5111 * config/rs6000/linux64.h: New file.
5113 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
5115 2001-07-31 Alan Modra <amodra@bigpond.net.au>
5117 * rs6000.c (print_operand_address): Handle ELF syntax.
5118 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
5119 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
5120 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
5122 2001-07-31 David Edelsohn <edelsohn@gnu.org>
5124 * rs6000.c (rs6000_override_options): Only disable
5125 flag_function_sections for XCOFF.
5126 (exact_log2_cint_operand): New predicate.
5127 (reg_or_{add,sub}_cint64_operand): New predicates.
5128 (add_operand): Compare CONST_INT with fewer function calls.
5129 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
5130 (print_operand, case 'p'): Ensure positive operand.
5131 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
5132 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
5133 (PREDICATE_CODES): Add new predicates.
5134 * rs6000.md (addsi3): Split 32-bit constants more correctly.
5135 (divsi3, modsi3): Ensure positive power-of-2.
5136 (adddi3): Use new predicate. Split 32-bit constants more
5137 correctly. Re-arrange splitter to handle any constant.
5138 (subdi3): Use new predicate.
5139 (divdi3, moddi3): Ensure positive power-of-2.
5140 (movdi): Use rs6000_emit_set_const.
5141 (load_toc_v4_pic_di): Delete.
5143 2001-07-31 Graham Stott <grahams@redhat.com>
5145 * function.c (pad_below): Revert 2001-07-26 patch.
5147 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
5149 * reg-stack (convert_regs_1): Fix best edge condition.
5151 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5153 * jump.c (duplicate_loop_exit_test): Better test for jumps
5154 entering the loop; create loop pre_header.
5156 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
5158 * doc/install.texi: Add s390 and s390x as new targets.
5159 * doc/invoke.texi: Add documantation of S/390 and zSeries
5161 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
5163 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
5165 * config/m68k/m68k.md: Replace all general_operand with
5166 nonimmediate_operand for all destinations.
5167 * config/m68k/m68k.c (not_sp_operand): Likewise.
5169 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
5171 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
5173 2001-07-30 Richard Henderson <rth@redhat.com>
5175 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
5176 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
5178 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
5180 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
5181 Add missing doc strings
5182 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
5183 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
5185 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
5187 * i386.c (ix86_output_main_function_alignment_hack): New function.
5188 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
5190 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
5191 edges by EDGE_DFS_BACK flag.
5192 (dump_edge_info): Add dfs_back flag.
5193 * basic-block.h (EDGE_DFS_BACK): New constant.
5194 (mark_dfs_back_edges): Declare.
5195 * alias.c (loop_p): Remove.
5196 (mark_constant_function): Use mark_dfs_back_edges.
5198 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
5199 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
5200 (compensate_edge): Break out from ...
5201 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
5202 (convert_regs_2): Set block_done once block is really done;
5203 Do updating of the predecesors counts.
5205 * toplev.c (rest_of_compilation): Recompute block_for_insn
5206 before post-reload cfg_cleanup.
5207 * function.c (thread_prologue_epilogue_insns):
5208 Call set_block_for_new_insns when emitting prologue directly.
5210 2001-07-30 Andreas Jaeger <aj@suse.de>
5212 * jump.c: Add prototype for mark_modified_reg.
5214 * cse.c (set_live_p): Add unused attribute.
5216 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
5218 (scan_for_source_files): Use long for count to avoid overflow.
5219 (output_data): Likewise.
5220 (output_data): Don't use string concatatenation to silence gcc
5223 * predict.c: Fix typos and grammar.
5225 * gcse.c (insert_insn_end_bb): Remove unused variables.
5227 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
5229 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
5230 (attempt_auto_inc): LIkewise.
5231 (mark_used_reg): Likewise.
5232 (try_pre_increment_1): Likewise.
5233 * regclass.c (regclass): Likewise.
5234 * global.c (allocno_compare): Update comment; change scaling factor.
5235 * local-alloc.c (QTY_CMP_PRI): Likewise.
5236 * regs.h (REG_FREQ_FROM_BB): New.
5237 (REG_FREQ_MAX): Likewise.
5239 2001-07-30 H.J. Lu <hjl@gnu.org>
5241 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
5244 2001-07-30 H.J. Lu (hjl@gnu.org)
5246 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
5247 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
5248 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
5250 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
5252 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
5253 as -mthumb-interwork when -mcpu=arm7 is specified.
5255 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5257 * predict.def (noreturn, loop branch, loop exit): Mark as first
5260 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
5262 * combine.c (try_combine): Avoid barrier after noop jumps.
5264 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5266 * cpphash.h (struct cpp_reader): Remove import_warning.
5267 * cpplib.c (skip_rest_of_line): Don't bother turning off
5269 (parse_include): Move include handling to...
5270 (do_include_common): ... here. Move import warning from...
5271 (do_import): ... here.
5272 (do_pragma_poison): Don't do a callback for poison identifiers.
5273 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
5274 * cppmain.c (setup_callbacks): Similarly.
5276 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
5278 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
5279 handle multiple sets.
5280 * except.c (sjlj_mark_call_sites): .... here.
5281 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
5283 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
5285 Suggested by Richard Henderson and Richard Kenner:
5286 * combine.c (recog_for_combine): Use the fake recog
5287 only if instruction does not match.
5288 * rtl.h (NOOP_MOVE_INSN_CODE): New.
5289 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
5291 * combine.c (try_combine): Discover noop jump as direct jump.
5293 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
5295 * df.c (df_rd_global_compute): Add successors to worklist, not
5297 (df_ru_global_compute): Ditto.
5299 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
5301 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
5302 increment REG_N_SETS.
5304 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
5306 * sbitmap.h: New prototype for sbitmap_a_xor_b.
5308 * sbitmap.c (sbitmap_a_xor_b): New function.
5309 ifdef the basic block stuff on IN_GCC.
5311 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5313 * cppexp.c (parse_defined): Always record the macro name.
5314 (lex): Don't worry about identifiers, or special-case
5316 (_cpp_parse_expr): Figure out at the end of the routine
5317 whether we saw a valid !defined() expression.
5318 * cppfiles.c (stack_include_file): Update for mi_valid.
5319 (_cpp_pop_file_buffer): Similarly.
5320 * cpplex.c (_cpp_lex_token): Similarly.
5321 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
5322 mi_if_not_defined, mi_lexed): Remove.
5324 * cpplib.c (do_if): Simplify.
5325 (do_endif, push_conditional, _cpp_handle_directive): Update
5326 for renaming of mi_state to mi_valid.
5328 * cpp.texi: Add index entries for digraphs, and add comment
5329 that C++ refers to them as alternative tokens.
5331 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
5333 * basic-block.h (CLEANUP_PRE_LOOP): New.
5334 * except.c (finish_eh_generation): Update call of cleanup_cfg.
5335 * sibcall.c (optimize_sibling_calls): Likewise.
5336 * toplev.c (rest_of_compilation): Likewise.
5337 * flow.c (try_forward_edges): Take argument MODE;
5338 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
5339 (try_optimize_cfg): Update call of try_forward_edges.
5341 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
5342 Jan Hubicka <jh@suse.cz>
5344 * (validate_replace_rtx_1): Fix simplification of MINUS.
5346 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
5348 PR preprocessor/3669
5349 * cppinit.c (init_dependency_output): Turn off dump requests
5350 if sending dependencies to stdout.
5352 2001-07-28 Richard Henderson <rth@redhat.com>
5354 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
5357 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
5359 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
5361 2001-07-28 Kazu Hirata <kazu@hxi.com>
5363 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
5364 is VAR_DECL first to prevent an ICE.
5366 2001-07-28 Richard Henderson <rth@redhat.com>
5368 * varasm.c (immed_real_const_1): Don't elide special cases for
5370 (clear_const_double_mem): Clear const_tiny_rtx too.
5372 2001-07-28 Richard Henderson <rth@redhat.com>
5374 * dwarf2out.c (dw_val_class_offset): New.
5375 (struct dw_ranges_struct, dw_ranges_ref): New.
5376 (ranges_table, ranges_table_allocated): New.
5377 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
5378 (add_AT_offset, add_ranges, output_ranges): New.
5379 (print_die, output_die): Handle dw_val_class_offset.
5380 (attr_checksum, size_of_die, value_format): Likewise.
5381 (gen_lexical_block_die): Handle non-contiguous blocks.
5382 (gen_block_die): Likewise.
5383 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
5384 if needed. Dump the ranges table.
5385 * final.c (final_start_function): Remove unnecessary notes and
5386 rebuild the block tree before numbering the blocks.
5387 * function.c (reorder_blocks_0): Walk the existing block tree
5388 to unmark all blocks.
5389 (reorder_blocks_1): Create block fragments when duplicate block
5391 (reorder_fix_fragments): New.
5392 (reorder_blocks): Call it.
5393 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
5395 2001-07-28 Richard Henderson <rth@redhat.com>
5397 * emit-rtl.c (adjust_address): Make a copy of the memory address.
5399 2001-07-28 Richard Henderson <rth@redhat.com>
5401 * flow.c (add_to_mem_set_list): New function.
5402 (init_propagate_block_info): Use it.
5403 (mark_set_1): Likewise.
5404 (insn_dead_p): Canonicalize memory address for dead store
5405 comparison. Allow wider mode stores to kill narrower mode stores.
5406 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
5407 (invalidate_mems_from_set): Don't handle MEMs.
5409 2001-07-28 Kazu Hirata <kazu@hxi.com>
5411 * config/h8300/h8300.h: Fix formatting.
5413 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5415 * basic-block.h (EDGE_FREQUENCY): New macro.
5416 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
5418 * flow.c (find_sub_basic_blocks): Likewise.
5419 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
5420 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
5422 * predict.c (DEF_PREDICTOR): New argument FLAGS.
5423 (HITRATE): New macro.
5424 (PRED_FLAG_FIRST_MATCH): New constant.
5425 (predictor_info): New field flgags.
5426 (combine_predictions_for_insn): Use DS theory to combine
5427 probabilities; set the edge probabilities when finished.
5428 (estimate_probability): Avoid duplicated matches
5429 of LOOP_BRANCH heuristics for nested loops; update comment.
5430 * predict.def: Add flags for each prediction, set probabilities
5431 according to B&L paper.
5432 * predict.h (DEF_PREDICTOR): New argument FLAGS.
5434 * profile.c (compute_branch_probabilities): Cleanup way the edge
5435 probabilities are computed and REG_BR_PROB notes are dropped; if
5436 values does not match, emit error.
5437 (init_branch_prob): Do error instead of warning when profile driven
5438 feedback is missing or corrupt.
5440 2001-07-27 DJ Delorie <dj@redhat.com>
5442 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
5443 against a constant, try to adjust the compare to have the desired
5444 constant in it so that min/max optimizations happen more often.
5446 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5448 * flow.c (last_loop_beg_note): New function.
5449 (redirect_edge_and_branch): Use it.
5450 (split_edge): Likewise.
5452 * alias.c (loop_p): Avoid uninitialized memory access.
5454 * flow.c (try_forward_edges): Avoid accessing freed memory.
5456 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
5459 2001-07-26 Andrew Haley <aph@redhat.com>
5460 Joern Rennecke <amylaar@redhat.com>
5462 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
5463 (SUBTARGET_CPP_ENDIAN_SPEC): New.
5464 (SUBTARGET_CPP_SPEC): New.
5466 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
5467 (SUBTARGET_CPP_PTR_SPEC): New.
5468 (CPP_DEFAULT_CPU_SPEC): New.
5469 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
5470 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
5471 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
5472 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
5473 (SUBTARGET_CPP_SPEC): Define as an empty string.
5475 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5477 * doc/install.texi (Configuration): Properly link the host
5478 specific instructions also when generating HTML.
5480 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
5482 * flow.c (redirect_edge_and_branch_force): Test
5483 target->global_live_at_start.
5485 2001-07-26 Richard Henderson <rth@redhat.com>
5487 * simplify-rtx.c (avoid_constant_pool_reference): Export.
5488 * rtl.h (avoid_constant_pool_reference): Declare it.
5489 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
5490 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
5492 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5494 * rtl.h (cleanup_barriers): Declare.
5495 * jump.c (cleanup_barriers): New function.
5496 * toplev.c (rest_of_compilation): Call cleanup_barriers
5497 before loop optimizer and after bb_reorder.
5499 * flow.c (back_edge_of_syntactic_loop_p): New.
5500 (split_edge): Use it.
5502 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5504 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
5506 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
5508 * cse.c (cse_process_notes): Replace any registers if the address
5511 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
5513 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
5514 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
5515 (propagate_block): Update prototype.
5516 * flow.c (update_life_info): Simplify the CFG and
5517 recalculate the global regs which are alive when
5518 removing dead code during a global update.
5519 (propagate_block): Return non-zero if an INSN is
5522 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5524 * Makefile.in (LIBICONV): Define.
5526 2001-07-26 Catherine Moore <clm@redhat.com>
5528 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
5529 of conditional to avoid tree checking errors.
5531 2001-07-26 Kazu Hirata <kazu@hxi.com>
5533 * regmove.c (regmove_optimize): Don't replace a reg with
5534 another reg of a different mode.
5536 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
5538 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
5539 limit length of dependancy flush list.
5540 * params.h (MAX_PENDING_LIST_LENGTH): Define.
5541 * sched-int.h (struct deps): Add pending_flush_length field.
5542 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
5543 has 1 element in it.
5544 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
5545 (sched_analyze): After a jump, if the pending memory flush list is too
5546 large, flush the pending lists.
5547 (init_deps): Initialize pending_flush_length to 0.
5548 * doc/invoke.texi (max_pending_list_length): Document parameter.
5550 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
5552 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
5553 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
5554 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
5556 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5558 * cpphash.h (struct_lexer_state): Delete was_skipping.
5559 Move skipping here from struct cpp_reader.
5560 * cpplex.c (parse_identifier): Update.
5561 (_cpp_lex_token): Don't skip tokens in a directive.
5562 * cpplib.c (struct if_stack): Update.
5563 (start_directive, end_directive): Don't change skipping state.
5564 (_cpp_handle_directive): Update.
5565 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
5566 (do_else, do_endif): Update; only check for excess tokens if not
5567 in a skipped conditional block.
5568 (push_conditional): Update for new struct if_stack.
5570 2001-07-26 Graham Stott <grahams@redhat.com>
5572 * function.c (locate_and_pad_parm): Also pad initial offset
5573 so that the total argument size also includes the padding.
5575 2001-07-26 Graham Stott <grahams@redhat.com>
5577 * gensupport.c (alter_output_for_insn): Correct enable checking failure
5578 change XSTR to XTMPL.
5580 (process_one_cond_exec): Likewise
5582 2001-07-25 Richard Henderson <rth@redhat.com>
5584 * varasm.c (assemble_variable): Create DECL_RTL before setting
5587 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
5589 * predict.c (estimate_probability): Avoid duplicated predictions.
5591 * loop.c (find_and_verify_loops): Grok multiple barriers.
5593 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5595 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
5597 * dbxout.c: Consistently use putc instead of fputc.
5598 (print_wide_int): New function; call instead of direct fprintf.
5599 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
5600 (dbxout_type_fields, dbxout_type_method_1): Likewise.
5601 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
5602 (print_int_cst_octal): Likewise.
5603 (print_octal): Show we wrote characters.
5604 (dbxout_type): Set have_used_extensions in more places.
5606 2001-07-25 Catherine Moore <clm@redhat.com>
5608 * config/v850/v850.c (v850_va_arg): Use addr
5609 instead of valist to build incr.
5611 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
5613 * flow.c (delete_dead_jumptables): New function.
5614 (life_analyzis): Call it.
5615 * bb-reorder.c (skip_insns_after_block): Handle contradictory
5618 2001-07-25 Richard Henderson <rth@redhat.com>
5620 * except.c (reachable_handlers): Handle a region being removed
5621 out from under a RESX.
5623 2001-07-25 Richard Henderson <rth@redhat.com>
5625 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
5626 swap GE/GT if it is an fp comparison.
5628 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
5630 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
5633 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
5635 * ssa.c (rename_insn_1): Do not wrap an assignment to a
5636 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
5639 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
5641 (visit_expression): When attempting to simplify an expression,
5642 retrieve any modes for arguments before they are simplified
5645 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
5646 Janis Johnson <janis@us.ibm.com>
5648 * stmt.c (expand_goto): A nonlocal goto can be a call too.
5649 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
5650 pointer parameters to match documented usage of nonlocal_goto.
5651 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
5652 parameters to their correct order.
5653 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
5654 parameters to their correct order.
5656 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
5658 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
5660 2001-07-25 Jan Hubicka <jh@suse.cz>
5661 Richard Henderson <rth@redhat.com>
5663 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
5665 (make_edges): New argument update_p; populate the edge cache if set.
5666 (find_basic_blocks): Update make_edges invocation.
5668 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5670 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
5672 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5674 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
5675 -Acpu and -Amachine.h.
5676 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
5677 Corrected header to say ELF not a.out.
5678 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
5679 when given -msoft-float.
5681 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5683 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
5684 extra multilib parts like arm-elf.
5685 (i960-*-coff*, i960-*-rtems): Should not use collect2.
5686 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
5687 crtfini.o as extra multilib parts.
5689 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5691 * configure.in: Add rtems as a supported thread model.
5692 * gthr-rtems.h: Add missing entry point __gthread_active_p.
5693 * configure: Rebuilt.
5695 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
5697 * stor-layout.c (get_mode_alignment): make it work when
5698 BITS_PER_UNIT is not a power of two.
5699 * builtins.c (get_pointer_alignment): Likewise.
5701 2001-07-24 Richard Henderson <rth@redhat.com>
5703 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
5704 the retrieved constant into the expected mode.
5706 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5708 * flow.c (try_simplify_condjump): Avoid duplicated edges.
5709 (verify_flow_info): Check for duplicated edges; clarify
5712 * flow.c (block_label): Update basic_block_for_insn.
5713 (commit_edge_insertions): Call compute_bb_for_insn.
5715 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
5718 * flow.c (redirect_edge_and_branch,
5719 try_optimize_cfg): Use redirect_edge_succ_nodup
5720 (redirect_edge_succ_nodup): New.
5721 * basic_block.h (redirect_edge_succ_nodup): Declare.
5723 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
5726 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5728 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
5729 (try_crossjump_to_edge): Update commetns.
5730 (try_crossjump_bb): Likewise.
5732 2001-07-24 Richard Henderson <rth@redhat.com>
5734 * combine.c (distribute_notes): Move set of need_refresh
5735 for noop_move_p down to catch all cases.
5737 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
5739 * recog.c (split_all_insns_noflow): New.
5740 * rtl.h (split_all_insns_noflow): Declare.
5741 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
5742 * m68hc11.c (m68hc11_reorg): Likewise.
5743 * sh.c (machine_dependent_reorg): Likewise.
5744 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
5747 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
5749 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
5750 (ashlsi3_n splitter): Likewise.
5751 (lshrsi3_n splitter): Likewise.
5753 (GOTaddr2picreg): Make const SImode.
5754 (sym_label2reg): Likewise.
5755 (symGOT2reg): Likewise.
5756 (symGOTOFF2reg) Likewise.
5758 (casesi_worker_0): Make unspec SImode.
5760 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
5762 * config/sh/sh.c (barrier_align): Check that an operand really is
5763 an insn before extracting its INSN_CODE.
5765 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
5767 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
5770 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
5771 for SImode to prevent overflow.
5773 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5775 * config/mips/irix6-libc-compat.c: New file.
5776 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
5777 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
5780 2001-07-24 lars brinkhoff <lars@nocrew.org>
5782 * rtl.texi (REG_POINTER): Document.
5783 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
5784 QFmode, HFmode, TQFmode, QCmode, and HCmode.
5786 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
5788 * flow.c (delete_noop_moves): Do not confuse libcall regions.
5790 2001-07-23 Richard Henderson <rth@redhat.com>
5792 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
5794 2001-07-23 Kazu Hirata <kazu@hxi.com>
5796 * config/h8300/h8300-protos.h: Add a prototype for
5797 general_operand_dst_push.
5798 * config/h8300/h8300.c (general_operand_dst_push): New.
5799 * config/h8300/h8300.h (OK_FOR_T): New.
5800 (EXTRA_CONSTRAINT): Use it.
5801 * config/h8300/h8300.md (movqi_push): Remove and integrate into
5802 the existing movqi pattern.
5803 (movhi_push): Likewise.
5805 * reload.c: Fix comment typos.
5807 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
5809 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
5811 2001-07-23 H.J. Lu (hjl@gnu.org)
5813 * doc/extend.texi: Update __builtin_return_address and
5814 __builtin_frame_address.
5816 2001-07-23 Richard Henderson <rth@redhat.com>
5818 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
5820 * config/i386/i386.md: New setcc+movzbl peephole2.
5822 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5824 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
5825 * objc/objc-act.c: Include debug.h.
5826 (synth_module_prologue): Save and restore debug hooks too.
5828 2001-07-23 lars brinkhoff <lars@nocrew.org>
5830 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
5831 and C4X_FLOAT_FORMAT.
5832 (BOOL_TYPE_SIZE): Document.
5834 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
5836 * unroll.c (loop_iterations): Fix miscalculation of initial
5839 2001-07-13 Andrew Haley <aph@redhat.com>
5841 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
5842 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
5843 * config/sh/sh.c (sh_can_redirect_branch): New function.
5844 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
5845 * reorg.c (steal_delay_list_from_target): Use
5846 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
5848 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
5850 * flow.c (try_simplify_condjump): Unlink insn chain on
5851 fallthru edge; use can_fallthru.
5853 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
5855 * basic-block.h (find_sub_basic_block): Declare.
5856 * flow.c (make_edges): New arguments MIN and MAX;
5857 (find_sub_basic_blocks): Revamp to use make_edges
5858 and purge_dead_edges.
5859 (find_basic_blocks): Update call of find_sub_basic_block.
5861 * recog.c (split_all_insns): Always expect CFG to be consistent;
5862 call find_sub_basic_blocks in case something has changed.
5863 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
5866 * basic-block.h (delete_noop_moves): Declare.
5867 * combine.c (combine_instructions): Call it.
5868 (recog_for_combine): Tolerate noop moves
5869 (distribute_notes): Force refresh when register dies at noop move.
5870 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
5872 (life_analysis): Update delete_noop_moves call.
5873 (set_noop_p): Move too ...
5874 * rtlanal.c (noop_move_p): ... here.
5875 * rtl.h (noop_move_p): Declare.
5877 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
5878 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
5880 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
5881 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
5883 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
5885 * reload.c (push_reload): Fix typo in comment.
5886 (find_reloads_address): Ditto.
5887 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
5889 2001-07-22 Richard Henderson <rth@redhat.com>
5891 * flow.c: Grammar check and clarify a lot of comments.
5892 (try_simplify_condjump): Rename variables to be clearer.
5893 (try_forward_edges): Skip complex and fallthru edges.
5894 Rearrange tests to avoid duplicate checks.
5895 (flow_find_cross_jump): Likewise.
5896 (outgoing_edges_match): Allow match if neither branch has
5897 probability data. Loosen probability match to 5%.
5898 (try_crossjump_to_edge): Hoist repeated indirection into
5900 (try_crossjump_bb): Don't check complex edges. Eliminate
5901 redundant crossjump tests.
5902 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
5903 checks before more expensive checks.
5905 2001-07-22 Richard Henderson <rth@redhat.com>
5907 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
5908 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
5911 2001-07-22 Richard Henderson <rth@redhat.com>
5913 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
5914 (const_sint32_operand): Likewise.
5915 * m68k.md (anon mulsi pattern): Use const_int_operand not
5916 const_sint32_operand.
5917 (umulsi3_highpart): Zero extend a constant input.
5918 (smulsi3_highpart): Don't bother checking SImode constant.
5919 (const_umulsi3_highpart): Give op3 DImode.
5920 (const_smulsi3_highpart): Likewise.
5922 2001-07-22 Richard Henderson <rth@redhat.com>
5924 * flow.c (split_block): Make sure bb_note is included in the
5925 new block when splitting before a label.
5927 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
5929 * basic-block.h (redirect_edge_and_branch_force,
5930 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
5931 * flow.c (redirect_edge_and_branch_force,
5932 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
5933 (redirect_edge_and_branch_force): Fix copying of lifeness information.
5934 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
5935 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
5936 instead of label; update CFG after transformation.
5937 (find_if_case_1): Update call, use redirect_edge_and_branch_force
5938 for finishing the transformation; handle even case where ELSE
5939 does not follow THEN.
5940 (find_if_case_2): Update call of dead_or_predictable; simplify
5943 * emit-rtl.c (split_branch_probability): New global variable.
5944 (try_split): Take care to set split_branch_probability and
5945 create REG_BR_PROB note for new jump insns.
5946 * md.texi (define_split): Document new feature.
5948 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
5950 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
5952 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
5953 (asm_out_file): Remove redundant declaration.
5954 (assemble_asm): Remove old #if 0 block.
5955 (assemble_variable): Remove end of function; debug output is
5956 now handled with global_decl. Remove old #if 0 block. Update.
5957 Remove saved_in_section and associated no-op code.
5958 * Makefile.in (varasm.o): Correct dependencies.
5960 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
5962 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5963 the definition in defaults.h.
5965 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
5967 * jump.c: Update comments.
5968 (delete_barrier_successors, delete_unreferenced_labels,
5969 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
5970 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
5971 jump_optimize, jump_optimize_minimal): Kill.
5972 (rebuild_jump_labels): Move code from jump_optimize_1.
5973 (purge_line_number_notes): Likewise.
5974 (copy_loop_headers): Likewise.
5975 * reg-stack.c: Update comment.
5977 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
5978 JUMP_AFTER_REGSCAN): Kill.
5979 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
5980 purge_line_number_notes and copy_loop_headers.
5982 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
5983 Richard Henderson <rth@redhat.com>
5985 * dbxout.c (dbxout_global_decl): New.
5986 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
5987 * sdbout.c (sdbout_finish): New.
5988 (sdbout_debug_hooks): Use it, add comments.
5989 (sdbout_global_decl): Defer initialised public vars to
5991 * varasm.c (assemble_variable): Don't output debug information
5992 for file-scope variables.
5994 2001-07-22 Richard Henderson <rth@redhat.com>
5996 * config/alpha/alpha.c (get_trap_mode_suffix): New.
5997 (get_round_mode_suffix): New.
5998 (print_operand): Use them for [/]. Remove support for [&'`()+].
5999 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
6000 * config/alpha/alpha.md (attr round_suffix): New.
6001 (attr trap_suffix): New.
6002 (all insns): Set them appropriately. Use %/ instead of the
6005 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6007 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
6009 2001-07-22 Richard Henderson <rth@redhat.com>
6011 * regrename.c (regrename_optimize): Compute nregs for each
6012 potential target register.
6014 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
6015 Richard Henderson <rth@redhat.com>
6017 * dbxout.c (dbxout_global_decl): New.
6018 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
6019 * sdbout.c (sdbout_finish): New.
6020 (sdbout_debug_hooks): Use it, add comments.
6021 (sdbout_global_decl): Defer initialised public vars to
6023 * varasm.c (assemble_variable): Don't output debug information
6024 for file-scope variables.
6026 2001-07-21 H.J. Lu (hjl@gnu.org)
6028 * config/mips/mips.c (mips_cpu): Moved into ...
6029 (override_options): Here.
6031 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
6033 (mips_cpu): Removed.
6035 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6037 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
6038 ("iorqi3"): Likewise.
6039 ("xorqi3"): Likewise.
6040 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
6041 ("*subhi3_sp): Likewise.
6042 ("*subhi3"): Likewise.
6043 ("extendhisi2"): Accept D, X and Y as source operand to avoid
6046 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
6048 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
6049 * config/freebsd.h: Likewise.
6050 * config/linux.h: Likewise.
6051 * config/openbsd.h: Likewise.
6052 * config/alpha/linux-elf.h: Likewise.
6053 * config/arm/linux-elf.h: Likewise.
6054 * config/d30v/d30v.h: Likewise.
6055 * config/fr30/fr30.h: Likewise.
6056 * config/ia64/aix.h: Likewise.
6057 * config/ia64/ia64.h: Likewise.
6058 * config/mips/linux.h: Likewise.
6059 * config/pj/pj.h: Likewise.
6060 * config/rs6000/linux.h: Likewise.
6061 * config/sparc/linux.h: Likewise.
6062 * config/sparc/linux64.h: Likewise.
6064 2001-07-20 Bruce Korb <bkorb@gnu.org>
6066 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
6067 because getc() and char* may disagree on signedness.
6069 2001-07-20 Richard Henderson <rth@redhat.com>
6071 * doc/rtl.texi (REG_DEAD): Update for current semantics.
6073 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
6074 insns to delete in the presence of cc0 in a jump insn.
6076 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
6077 Jan Hubicka <jh@suse.cz>
6079 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
6080 of doing the change by hand.
6082 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
6084 * rtlanal.c (set_noop_p): Return true for noop jumps.
6086 * expr.c (emit_single_push_insn): Add call to push expander.
6087 * expr.h (optab_index): Add OTI_push
6088 (push_optab): New constant.
6089 * genopinit.c (optabs): Add push_optab.
6090 * optabs.c (init_optab): Init push optab.
6091 * md.texi (push??1): Document
6093 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6095 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
6096 expand to emit the pattern; put a REG_INC note for push/pop
6098 ("movdf", "movdf_internal"): Likewise.
6099 ("movsi", "movsi_internal"): Likewise.
6100 ("movsf", "movsf_internal"): Likewise.
6101 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
6103 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6105 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
6108 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
6110 * params.def: Change default max inline insns to 100.
6112 2001-07-20 Diego Novillo <dnovillo@redhat.com>
6114 * combine.c (combine_simplify_rtx): Generate a new shift operation
6115 when simplifying the first operand of a (neg (ashift)) expression.
6117 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6119 * regclass.c (N_REG_INTS): Use only 32 bits per element.
6121 2001-07-20 Kelley Cook <kelley.cook@home.com>
6123 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
6124 information. Move rest into ...
6125 (*-*-solaris): ... here. Eliminate redundant information and
6126 reword necessary packages section. Delete 4.x assembler bug info.
6127 (sparc-sun-*): Merge into ...
6128 (sparc-sun-sunos*): here.
6130 2001-07-20 Catherine Moore <clm@redhat.com>
6132 * config/v850/v850.md (casesi): Generate LABEL_REF
6135 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
6137 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
6138 * i386.c (ix86_zero_extend_to_Pmode): Make global.
6139 * i386.md (strclrsi expander): Use it.
6141 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6143 * integrate.c (copy_insn_list): handle
6144 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
6145 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
6146 identically as to CODE_LABEL.
6148 * fold-const (fold): Convert A/B/C to A/(B*C) and
6151 * except.c (connect_post_landing_pads): Delete the RESX insns.
6153 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
6155 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
6157 * config/mips/mips.md (nmadd/nmsub): Use macro.
6159 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
6161 * cppinit.c (remove_dup_dir): Make static.
6162 (remove_dup_dirs): Make static. Only warn about preempting a
6163 system directory with a non-system directory.
6165 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
6167 * ifcvt.c (noce_try_store_flag_constants): Correct order
6168 of parameters to trunc_int_for_mode.
6170 2001-07-19 Mark Mitchell <mark@codesourcery.com>
6172 * reorg.c (fill_simple_delay_slots): If an instruction might throw
6173 an exception that will be caught within this function, do not fill
6174 its delay slot with any subsequent instruction.
6176 2001-07-19 Steve Ellcey <sje@cup.hp.com>
6178 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
6179 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
6180 pointer extension instruction.
6181 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
6182 * simplify-rtx.c (simplify_unary_operation) Likewise.
6183 * explow.c (convert_memory_address) Check value of
6184 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
6186 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
6187 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
6188 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
6189 Add Multilib Support.
6190 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
6191 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
6192 Add Multilib Support.
6193 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
6195 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
6196 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
6197 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
6199 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
6201 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
6202 old and new operands in `<', `3' and `b'.
6204 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
6206 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
6207 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
6208 (toplev.o): Don't depend on xcoffout.h.
6209 * c-decl.c: Include debug.h
6210 (duplicate_decls): Use debug hook.
6211 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
6212 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6213 (dbxout_types): Remove.
6214 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
6215 * debug.c (do_nothing_debug_hooks): Update.
6216 (debug_true_tree, debug_nothing_rtx): New.
6217 * debug.h (struct rtx_def): New.
6218 (struct gcc_debug_hooks): New hooks ignore_block,
6219 outlining_inline_function and label.
6220 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
6221 dwarf2out_frame_finish): New.
6222 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
6223 Make static, update prototype.
6224 (dwarf2_debug_hooks): Update.
6225 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
6226 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
6227 * dwarfout.c (dwarf_debug_hooks): Update.
6228 * emit-rtl.c: Include debug.h.
6229 (remove_unnecessary_notes): Use debug hook.
6230 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
6231 (final_scan_insn): Use debug hook.
6232 * integrate.c (output_inline_function): Use debug hook.
6233 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
6234 (sdb_debug_hooks): Update.
6235 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
6236 * toplev.c: Don't include xcoffout.h.
6237 (note_outlining_of_inline_function, debug_ignore_block): Remove.
6238 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
6240 * tree.h (dwarf2out_do_frame): Remove.
6242 2001-07-19 Catherine Moore <clm@cygnus.com>
6244 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
6246 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
6248 * reload1.c (eliminate_regs_in_insn): When updating a set
6249 to the frame pointer to the hardware frame pointer, perform
6250 the update always not just when REPLACE is set.
6252 * reload1.c (choose_reload_regs): Don't inherit a reload
6253 that crosses multiple registers if registers past the first
6254 don't fit in the desired class.
6256 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
6257 when negating constants.
6259 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
6261 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
6262 * doc/tree.texi: Ditto.
6264 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
6265 Jakub Jelinek <jakub@redhat.com>
6267 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
6268 (extract_cie_info): Handle "eh" augmentation properly,
6270 (struct frame_state, __frame_state_for): New.
6272 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6274 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
6275 HANDLE_SYSV_PRAGMA): Define.
6276 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
6278 (copy_object): Caller changed.
6280 2001-07-19 Andreas Schwab <schwab@suse.de>
6282 * configure.in (assembler dwarf2 debug_line support): Define nop
6284 * configure: Regenerated.
6286 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
6288 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
6290 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
6291 to conditionally compiled block.
6292 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6293 * dbxout.h (dbxout_function): Remove.
6294 * debug.c (do_nothing_debug_hooks): Update.
6295 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
6296 global_decl, deferred_inline_function.
6297 * dwarf2out.c (dwarf2_debug_hooks): Update.
6298 (dwarf2out_global_decl): New.
6299 * dwarfout.c: Don't include dwarfout.h.
6300 (dwarfout_global_decl, dwarfout_function_decl,
6301 dwarfout_deferred_inline_function): New.
6302 (dwarf_debug_hooks): Update.
6303 * dwarfout.h: Remove.
6304 * final.c: Don't include dwarfout.h.
6305 * sdbout.c (sdbout_global_decl): New.
6306 (sdbout_debug_hooks): Update.
6307 * toplev.c: Don't include dwarfout.h.
6308 (check_global_declarations, rest_of_compilation): Use new debug hooks.
6309 (note_deferral_of_defined_inline_function): Remove.
6310 * toplev.h (note_deferral_of_defined_inline_function): Remove.
6311 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
6312 * ch/lex.c: Don't include dwarfout.h.
6313 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
6314 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
6315 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
6316 * cp/optimize.c: Include debug.h.
6317 (maybe_clone_body): Use debug hook.
6318 * cp/semantics.c: Include debug.h.
6319 (expand_body): Use debug hook.
6320 * po/POTFILES.in: Remove dwarfout.h.
6322 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
6324 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
6325 * c-parse.in (yyerror, _yylex): Similarly.
6326 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
6327 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
6329 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
6330 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
6332 2001-07-18 Jeff Sturm <jsturm@one-point.com>
6334 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
6335 in-class declaration at -g1. Fixes c++/2814.
6337 2001-07-18 Richard Henderson <rth@redhat.com>
6339 * doc/md.texi (reload_in/out): Document restrictions in predicates
6340 and constraints for these patterns. Document empty string matching
6343 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6345 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
6347 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6349 * cse.c: Undo my previous patch.
6351 2001-07-18 Tom Tromey <tromey@redhat.com>
6354 * configure: Rebuilt.
6355 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
6357 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
6359 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
6360 Jan Hubicka <jh@suse.cz>
6362 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
6363 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
6364 * jump.c (mark_jump_label): Do not forward branches.
6366 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
6368 * cse.c (delete_trivially_dead_insns): Delete the libcall block
6369 when return value is unused.
6371 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6373 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
6375 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
6377 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
6378 on error. We can't blindly return the result of
6379 pthread_mutex_trylock because it returns a positive number on
6380 error, while we must return -1 on error.
6381 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
6383 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
6385 2001-07-18 Andreas Jaeger <aj@suse.de>
6387 * integrate.c (output_inline_function): Correct type of debug_hooks.
6389 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
6391 * combine.c (combine_simplify_rtx): DIV can be treated
6392 associatively for floats if unsafe math optimisations are enabled.
6394 2001-07-17 Richard Henderson <rth@redhat.com>
6396 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
6398 2001-07-17 Richard Henderson <rth@redhat.com>
6400 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
6401 don't force the function address into a register.
6402 (expand_call, emit_library_call_value_1): Update callers.
6403 * builtins.c (expand_builtin_apply): Likewise.
6404 * expr.h (prepare_call_address): Update decl.
6406 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
6408 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
6410 * config/i386/chorus.h: Move up.
6411 * config/sparc/chorus.h: Likewise.
6412 * config/rs6000/chorus.h: Likewise.
6413 * config/chorus.h: Moved here.
6415 2001-07-17 Andreas Schwab <schwab@suse.de>
6417 * configure.in (assembler eh_frame optimization): Handle big
6419 * configure: Regenerated.
6421 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
6423 * expr.c (epxand_expr): Convert divisions into multiplications by
6424 reciprocals if -ffast-math.
6426 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
6428 * dbxout.c (dbxout_really_begin_function): Rename to
6429 dbxout_begin_function.
6430 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6431 (dbxout_begin_function): Remove.
6432 (dbxout_function): Update.
6433 (dbxout_source_line): Update prototype.
6434 * dbxout.h (dbxout_begin_function): Remove.
6435 * debug.c (do_nothing_debug_hooks): Update.
6436 (debug_nothing_tree): Update.
6437 (debug_nothing_charstar_rtx): Remove.
6438 * debug.h (union tree_node): Declare.
6439 (struct rtx_def): Remove.
6440 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
6441 begin_function. Change source_line prototype.
6442 (debug_nothing_tree): New.
6443 (debug_nothing_charstar_rtx): Delete.
6444 (dwarf2out_begin_prologue): Moved from ...
6446 * dwarf2out.c (dwarf2_debug_hooks): Update.
6447 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
6448 debug info, call dwarf2out_source_line.
6449 (dwarf2out_souce_line): Update prototype.
6450 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
6451 Change prototype, make static.
6452 (dwarfout_source_line): Update prototype.
6453 (dwarf_debug_hooks): Update.
6454 * dwarfout.h (dwarfout_begin_function): Remove.
6455 * final.c (final_start_function, final_scan_insn): Use appropriate
6456 debug hooks, update to use notice_source_line.
6457 (output_source_line): Rename notice_source_line. Don't call the
6458 source_line debug hook.
6459 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
6460 make static, update prototype.
6461 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
6463 (sdbout_end_prologue): New.
6464 (sdbout_source_line): Update prototype.
6465 (sdbout_debug_hooks): Update.
6466 (sdbout_symbol): Remove unused var.
6467 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
6469 * varasm.c: Include debug.h.
6470 (assemble_start_function): Use begin_function debug_hook.
6471 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
6472 update with prototype.
6473 (xcoffout_source_line): Update prototype.
6474 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
6476 (xcoffout_source_line): Update prototype.
6478 2001-07-17 Richard Henderson <rth@redhat.com>
6480 * c-typeck.c (build_binary_op): Do not shorten unsigned
6481 right shift after sign extension.
6483 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
6485 * combine.c (combine_simplify_rtx): Attempt to simplify
6486 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
6488 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
6489 (simplify_binary_operation, simplify_unary_operation,
6490 simplify_relational_operation): Use it.
6492 * combine.c (combine_simplify_rtx): Don't do associative law
6493 on divisions; allow associative law on floats.
6495 2001-07-17 H.J. Lu <hjl@gnu.org>
6496 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6498 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
6499 ASM_OUTPUT_WEAK_ALIAS are defined.
6500 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
6501 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
6503 * config/mips/iris5.h: ... here.
6504 (HANDLE_SYSV_PRAGMA): Defined as 1.
6505 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
6506 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
6509 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
6511 * c-parse.in (all_prefix_attributes): New variable.
6512 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
6513 (maybe_resetattrs): New production.
6514 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
6515 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
6516 notype_initdcl, nested_function, notype_nested_function,
6517 component_decl, components, components_notype,
6518 component_declarator, component_notype_declarator,
6519 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
6520 ivars, mydecl, myparm): Update. Avoid prefix attributes just
6521 after a comma being applied to more than one declarator.
6522 * doc/extend.texi (Attribute Syntax): Update. Remove
6523 documentation of bugs that are no longer present.
6525 2001-07-13 Eric Christopher <echristo@redhat.com>
6527 * config/mips/mips.h: Change TUNE_MIPS* options to use
6529 (EXTRA_SPECS): Add cc1_cpu_spec.
6530 * config/mips/mips.md (muldf3): Fix typo.
6532 2001-07-16 Richard Henderson <rth@redhat.com>
6534 * config/m68k/m68k.c: Include expr.h and reload.h.
6535 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
6536 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
6538 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
6539 Richard Henderson <rth@redhat.com>
6541 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
6542 (insn_live_p): Fix fall off end of function.
6543 (dead_libcall_p): Remove COUNTS argument; update callers.
6544 (delete_trivially_dead_insns): Remove unused variables.
6546 2001-07-17 Andreas Jaeger <aj@suse.de>
6548 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
6551 * lcm.c (optimize_mode_switching): Avoid warning for unused
6552 variable if !NORMAL_MODE.
6554 * flow.c (try_crossjump_to_edge): Remove unused variable.
6556 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
6558 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
6559 atexit declaration in stdlib.h.
6561 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
6563 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
6565 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6567 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
6568 * except.c (finish_eh_generation): Update call of cleanup_cfg;
6569 do rebuild_jump_labels instead of jump_optimize
6570 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
6571 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
6572 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
6574 * flow.c: Include timevar.h
6575 (find_basic_block): Push/pop timevar;
6576 (cleanup_cfg): Likewise.
6577 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
6578 * Makefile: Add dependencies on timevar.h
6580 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
6581 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
6583 * rtl.h (delete_trivially_dead_insns): Add new parameter.
6584 * toplev.c (rest_of_compilation): Update calls.
6585 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
6586 (delete_trivially_dead_insns): ... here; accept new argument
6587 preserve_basic_blocks; preserve basic blocks if set.
6589 * reg-stack.c (stack_regs_mentioned): Return 0 if
6590 stack_regs_mentioned_data is not initialized.
6591 (reg_to_stack): Make stack_regs_mentioned survive after the
6592 reg-stack is completted; do not call cleanup_cfg.
6593 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
6594 make cleanup_cfg after bb-reorder to output to debug file.
6596 2001-07-16 Richard Henderson <rth@redhat.com>
6598 * regclass.c (init_reg_sets): Use only 32 bits per initializer
6599 from int_reg_class_contents.
6601 2001-07-16 Richard Henderson <rth@redhat.com>
6603 * hard-reg-set.h (regs_invalidated_by_call): Declare.
6604 * regclass.c (regs_invalidated_by_call): Move from cse.c.
6605 (init_reg_sets_1): Move initialization from cse_main.
6606 * cse.c (regs_invalidated_by_call): Move to regclass.c.
6607 (cse_main): Move its initialization also.
6608 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
6609 * flow.c (propagate_one_insn): Likewise.
6610 * gcse.c (compute_hash_table): Likewise.
6611 (compute_kill_rd, compute_store_table): Likewise.
6612 * sched-deps.c (sched_analyze_1): Likewise.
6614 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
6616 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
6619 2001-07-16 Steve Ellcey <sje@cup.hp.com>
6621 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
6622 in if statement so we don't access undefined memory.
6624 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
6626 * gcse.c: Update comment at top.
6627 Update comment on mem handling.
6628 mem_last_set, mem_first_set, mem_set_in_block: gone.
6629 Declaration of reg_set_info: gone.
6630 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
6631 pointless with load_killed_in_block_p (they are *more*
6632 conservative then it, not less, and less accurate).
6633 (oprs_not_set_p): Ditto.
6634 (alloc_gcse_mem): Don't allocate mem_set_in_block
6635 (free_gcse_mem): Don't free it, either.
6636 (record_last_mem_set_info): Update comment in front, remove
6637 mem_*set_* stuff. Note the reason we don't handle stores directly
6639 (compute_hash_table): Update comments to reflect reality. Remove
6640 mem_*set_* references.
6641 (reset_opr_set_tables): Remove mem_*set_* references.
6643 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
6644 (mark_clobber): Ditto (on both parts, we double set here too).
6645 (expr_killed_p): Remove mem_set_in_block test.
6646 (compute_transp): Remove mem_set_in_block test.
6648 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
6649 of edge, and removal of phi alternative to dump file.
6650 (ssa_ccp_substitute_constants): Add note about register now being
6651 constant, and which uses were replaced in what insns to dump file.
6653 2001-07-16 Andreas Jaeger <aj@suse.de>
6655 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
6656 variables of type HOST_WIDEST_INT.
6658 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
6659 (__bb_exit_func): Correct type of count_max to avoid overflow.
6660 (num_digits): Handle long long argument.
6662 * combine.c (gen_lowpart_for_combine): Remove unused variable.
6664 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6666 * output.h (sdb_begin_function_line): Restore as an extern
6668 * sdbout.c (sdb_begin_function_line): Make extern.
6670 2001-07-15 Richard Henderson <rth@redhat.com>
6672 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
6673 * genrecog.c (maybe_both_true_mode): New.
6674 (maybe_both_true_2): Use it.
6675 (write_switch): Don't put Pmode in a switch.
6676 * rtl.c (mode arrays): Don't explicitly size them.
6678 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6680 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
6681 handling; move unconditional splitting before mode switching.
6683 * i386.md (type): Add fistp type.
6684 (i387, length_attr, scheduling definitions): Handle this type.
6685 (fix_trunc?f?i2): Revamp to use mode switching.
6686 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
6687 * i386.h (fp_cw_mode): New enum
6688 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
6689 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
6691 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6693 * Makefile.in (integrate.o): Add debug.h.
6694 * integrate.c (debug.h): Add.
6695 (output_inline_function): Save, reset, and restore debug_hooks.
6697 2001-07-15 Richard Henderson <rth@redhat.com>
6699 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
6700 instead of COMPARE for the EQUIV expression.
6702 2001-07-15 Richard Henderson <rth@redhat.com>
6704 * flow.c (redirect_edge_and_branch_force): Initialize
6705 global_live_at_start and global_live_at_end.
6706 (allocate_bb_life_data): Export.
6707 * basic-block.h (allocate_bb_life_data): Declare.
6708 * toplev.c (rest_of_compilation): Call it.
6710 2001-07-15 Richard Henderson <rth@redhat.com>
6712 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
6713 (alpha_tablejump_best_label): New.
6714 * config/alpha/alpha-protos.h: Declare them.
6715 * config/alpha/alpha.md: Use braced strings for code blocks.
6716 (tablejump_osf): Break out add with r29.
6717 (tablejump_osf_internal): Remove.
6718 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
6719 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
6721 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6723 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
6726 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
6728 * i386-protos.h (ix86_split_fp_branch): Update prototype.
6729 (ix86_fp_jump_nontrivial_p): New.
6730 * i386.md (fp_jcc_?): Update call of split_fp_branch;
6731 use ix86_fp_jump_nontrivial_p.
6732 * i386.c (ix86_fp_jump_nontrivial_p): New.
6733 (ix86_split_fp_branch): Accept code instead of rtx.
6734 (ix86_expand_compare): Expand comparison early in case
6735 doing so is resonably cheap.
6737 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
6739 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
6741 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
6742 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
6744 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
6746 * dbxout.c (dbxout_source_line): Make static, update prototype.
6747 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
6748 (dbxout_init, dbxout_finish, dbxout_source_line,
6749 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
6750 * dbxout.h (dbxout_source_line): Delete.
6751 * debug.c (debug_nothing_file, debug_nothing_file_int,
6752 debug_nothing_file_charstar_rtx): New.
6753 (do_nothing_debug_hooks): Update.
6754 (debug_nothing_void, debug_nothing_charstar_rtx,
6755 dwarf2out_end_epilogue): New.
6756 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
6757 * debug.h (struct rtx_def): Declare.
6758 (gcc_debug_hooks): New hooks source_line, end_epilogue
6760 (debug_nothing_void, debug_nothing_charstar_rtx,
6761 dwarf2out_end_epilogue): New.
6762 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
6763 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
6764 (dwarf2_debug_hooks): Update.
6765 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
6766 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
6767 * dwarf2out.h (dwarf2out_source_line): Remove.
6768 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
6769 Make static, update prototype.
6770 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
6771 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
6772 (dwarf_debug_hooks): Update.
6773 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
6774 dwarfout_end_function): Remove.
6775 * final.c (profile_function): Use debug hooks for ending functions
6777 (output_source_line, final_end_function): Update prototype,
6779 (final_start_function, final_scan_insn): Update.
6780 * output.h (sdb_begin_function_line): Remove.
6781 (final_end_function): Update prototype.
6782 * sdbout.c (sdb_begin_function_line): Make static.
6783 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
6784 (sdbout_source_line): New.
6785 (sdbout_end_epilogue, sdbout_end_function): Make static, update
6787 (sdb_debug_hooks): Update.
6788 (sdbout_init, sdbout_source_line,
6789 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
6790 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
6791 * toplev.c (compile_file, rest_of_compilation): Update.
6792 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
6793 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
6794 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
6795 Update for prototype changes.
6796 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
6797 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
6799 2001-07-15 Richard Henderson <rth@redhat.com>
6801 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
6802 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
6803 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
6804 * config/alpha/alpha.c: Likewise.
6805 * config/alpha/alpha.md: Likewise.
6806 * config/alpha/alpha32.h: Likewise.
6807 * config/alpha/vms.h: Likewise.
6810 2001-07-14 Richard Henderson <rth@redhat.com>
6812 * config/alpha/alpha.md: Use define_constants for unspec values.
6813 Substitute throughout.
6815 2001-07-14 Tim Josling <tej@melbpc.org.au>
6817 * tree.def (EXPON_EXPR) remove. Never supported anyway.
6819 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
6821 * pa.md: Remove unused constraints from define_split's.
6823 2001-04-14 Richard Henderson <rth@redhat.com>
6825 * ifcvt.c (find_cond_trap): Test for exit block.
6827 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
6829 Re-install recently reverted patch.
6830 * emit-rtl.c (try_split): Update mark_jump_label call.
6831 * flow.c (find_sub_basic_blocks): Likewise.
6832 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
6834 (mark_all_labels): Kill second parameter.
6835 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
6836 (rebuild_jump_labels, jump_optimize_minimal): Update call
6838 (jump_optimize_1): Kill crossjumping code.
6839 (mark_jump_label): Kill cross_jump parameter.
6840 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
6841 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
6842 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
6844 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
6846 (dump_file_info): Likewise.
6847 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
6848 reorganize passes to do reg-stack first, bb-reorder second.
6849 * invoke.texi (-d letters doc): Remove the jump2 pass.
6851 2001-07-14 Richard Henderson <rth@redhat.com>
6853 * ifcvt.c (find_cond_trap): New.
6854 (find_if_header): Call it.
6855 (merge_if_block): Relax existing jump sanity check.
6856 * jump.c (jump_optimize_1): Remove conditional trap handling.
6858 2001-07-14 Alan Modra <amodra@bigpond.net.au>
6860 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
6862 (insn_refs_are_delayed): Correct comment.
6863 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
6864 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
6865 instead of r31. Make associated insn !TARGET_64BIT, and
6866 provide an additional 64-bit insn that clobbers r2.
6868 (udivsi3): Likewise.
6870 (umodsi3): Likewise.
6872 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
6874 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
6876 * flow.c (redirect_edge_and_branch_force, split_edge,
6877 try_crossjump_to_edge): Use set_block_for_new_insns.
6878 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
6880 2001-07-13 H.J. Lu (hjl@gnu.org)
6882 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
6885 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
6887 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
6889 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
6891 * c-common.c (decl_attributes): Take a pointer to the node to
6892 which attributes are to be attached, and a flags argument.
6893 * c-common.h (enum attribute_flags): New.
6894 (decl_attributes): Update prototype.
6895 * c-decl.c (start_decl, push_parm_decl, finish_struct,
6896 finish_enum, start_function): Update calls to decl_attributes.
6897 * c-parse.in (component_declarator, component_notype_declarator,
6898 label): Update calls to decl_attributes.
6900 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
6902 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
6903 * config/avr/avr.c (legitimate_address_p): Return value changed
6904 from letter to register classes. For better debugging.
6906 2001-07-13 Kazu Hirata <kazu@hxi.com>
6908 * jump.c (reversed_comparison_code_parts): Fix comment typos.
6910 2001-07-13 H.J. Lu (hjl@gnu.org)
6912 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
6914 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
6916 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
6917 correctly for shared configurations.
6918 * config/t-libgcc-pic: New.
6919 * config/{i386,m68k,sparc}/t-openbsd: New.
6920 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
6921 Support -shared. Support debugging libraries with -g.
6922 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
6923 frame information does not emit pointer diffs.
6924 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
6927 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
6929 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
6931 2001-07-13 David Edelsohn <edelsohn@gnu.org>
6933 * combine.c (try_combine): Ensure const_int pow2 is positive.
6935 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
6937 * config.gcc: Add configuration for s/390.
6938 * config/s390/s390.c: New. Subroutines for code generation.
6939 * config/s390/s390.h: New. Definitions for s/390.
6940 * config/s390/s390-protos.h: New. Prototypes.
6941 * config/s390/linux.h: New. Definitions for linux for s/390.
6942 * config/s390/linux64.h: New. Definitions for linux for zSeries.
6943 * config/s390/t-linux: New. Makefile fragment.
6944 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
6945 * config/s390/fixdfdi.h: New. Fix L_fix*di.
6947 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
6949 * emit-rtl.c (try_split): Update mark_jump_label call.
6950 * flow.c (find_sub_basic_blocks): Likewise.
6951 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
6953 (mark_all_labels): Kill second parameter.
6954 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
6955 (rebuild_jump_labels, jump_optimize_minimal): Update call
6957 (jump_optimize_1): Kill crossjumping code.
6958 (mark_jump_label): Kill cross_jump parameter.
6959 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
6960 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
6961 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
6963 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
6965 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
6966 reorganize passes to do reg-stack first, bb-reorder second.
6967 * invoke.texi (-d letters doc): Remove the jump2 pass.
6969 2001-07-12 Steve Ellcey <sje@cup.hp.com>
6971 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
6973 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6975 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
6977 (verify_flow_info): Make diagnostics prettier.
6979 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6981 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
6983 * flow.c (outgoing_edges_match): Return early if condition reversal
6986 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
6988 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
6989 (mips_move_2words): When splitting a move into two instructions,
6990 prefix the second address operand with '%D'.
6992 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
6994 * Makefile.in (final.o): Depend on debug.h.
6995 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
6996 (dbx_debug_hooks): Add new hooks.
6997 (xcoff_debug_hooks): New.
6998 * debug.c (debug_nothing_file_int_int): New.
6999 (do_nothing_debug_hooks): Update.
7000 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
7001 (debug_nothing_file_int_int): New.
7002 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
7003 static, update prototype.
7004 (dwarf2_debug_hooks): Update.
7005 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
7006 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
7007 static, update prototype.
7008 (dwarf_debug_hooks): Update.
7009 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
7010 * final.c: Include debug.h.
7011 (final_scan_insn): Use debug hooks when beginning and ending blocks.
7012 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
7013 static, update prototype.
7014 (sdb_debug_hooks): Update.
7015 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
7016 * toplev.c: Distinguish between xcoff and dbx.
7018 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
7019 Call all debug hooks, not just dwarf ones.
7021 2001-07-11 Timothy Wall <twall@redhat.com>
7023 * config.gcc: Add configuration for AIX5/IA64.
7024 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
7025 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
7026 support prefix/suffix code.
7027 * config/ia64/t-aix: New. Makefile fragment.
7028 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
7030 2001-07-11 Kazu Hirata <kazu@hxi.com>
7032 * recog.c (validate_change): Fix a comment typo.
7034 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
7036 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
7037 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
7039 * dbxout.c (dbx_debug_hooks): Add new hooks.
7040 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
7042 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
7044 * dbxout.h (dbxout_start_new_source_file,
7045 dbxout_resume_previous_source_file): Delete.
7046 * debug.c (do_nothing_debug_hooks): Add new hooks.
7047 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
7048 (debug_nothing_int_charstar, debug_nothing_int): New.
7049 * debug.h (gcc_debug_hooks): New hooks define, undef,
7050 start_source_file and end_source_file.
7051 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
7052 (debug_nothing_int_charstar, debug_nothing_int): New.
7053 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
7054 the conditionally compiled section.
7055 (dwarf2out_start_source_file, dwarf2out_end_source_file,
7056 dwarf2out_define, dwarf2out_undef): Make static.
7057 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
7058 dwarf2out_define, dwarf2out_undef): Remove.
7059 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
7060 (dwarfout_start_source_file, dwarfout_end_source_file,
7061 dwarfout_define, dwarfout_undef): Make static.
7062 (dwarfout_start_source_file_check,
7063 dwarfout_end_source_file_check): New.
7064 (dwarfout_define, dwarfout_finish): Update.
7065 * dwarfout.h (dwarfout_start_new_source_file,
7066 dwarfout_resume_previous_source_file, dwarfout_define,
7067 dwarfout_undef): Remove.
7068 * sdbout.c (sdb_debug_hooks): Add new hooks.
7069 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
7071 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
7072 make static, take an arg.
7073 * sdbout.h (sdbout_start_new_source_file,
7074 sdbout_resume_previous_source_file): Delete.
7075 * toplev.c (debug_start_source_file, debug_end_source_file,
7076 debug_define, debug_undef): Delete.
7077 * toplev.h (debug_start_source_file, debug_end_source_file,
7078 debug_define, debug_undef): Delete.
7080 * java/jcf-parse.c: Include debug.h.
7081 (parse_class_file): Update to use debug hooks directly.
7082 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
7084 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7086 * alias.c (set_mem_alias_set): New function.
7087 * rtl.h (set_mem_alias_set): Declare it.
7088 * builtins.c (expand_builtin_return_addr): Call it instead of
7089 using MEM_ALIAS_SET accessor.
7090 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
7091 (get_memory_rtx, expand_builtin_va_arg): Likewise.
7092 (expand_builtin_va_copy):Likewise.
7093 * caller-save.c (setup_save_areas): Likewise.
7094 * calls.c (compute_argument_addresses): Likewise.
7095 * explow.c (set_mem_attributes): Likewise.
7096 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
7097 (expand_assignment, store_constructor_field, store_field): Likewise.
7098 (expand_expr_unaligned): Likewise.
7099 * function.c (assign_stack_temp_for_type): Likewise.
7100 (put_reg_into_stack, gen_mem_addressof): Likewise.
7101 * ifcvt.c (noce_try_cmove_arith): Likewise.
7102 * reload1.c (reload, alter_reg): Likewise.
7103 * config/alpha/alpha.c (get_aligned_mem): Likewise.
7104 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
7105 (alpha_expand_unaligned_store): Likewise
7106 (alpha_expand_unaligned_load_words): Likewise.
7107 (alpha_expand_unaligned_store_words): Likewise.
7108 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
7109 (alpha_expand_epilogue): Likewise.
7110 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
7111 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
7112 * config/i386/i386.c (legitimize_pic_address): Likewise.
7113 * config/i960/i960.c (setup_incoming_varargs): Likewise.
7114 * config/ia64/ia64.c (spill_restore_mem): Likewise.
7115 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
7116 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
7117 * config/mips/mips.c (mips_va_arg): Likewise.
7118 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
7119 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
7120 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7121 (setup_incoming_varargs, rs6000_va_arg): Likewise.
7122 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
7123 (rs6000_emit_epilogue): Likewise.
7124 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
7125 * config/sparc/sparc.c (sparc_va_arg): Likewise.
7126 * config/v850/v850.c (v850_va_arg): Likewise.
7128 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
7130 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
7131 when fallthru edge is present.
7132 (mege_blocks): Handle case where creation of jump insn
7135 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
7136 CLEANUP_POST_REGSTACK): New constants.
7137 * except.c (finish_eh_generation): Update call of cleanup_cfg,
7138 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
7139 * output.h (cleanup_cfg): Update prototype.
7140 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
7141 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
7142 cleanup_cfg call; kill missleading comment.
7143 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
7144 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
7145 parameter; control optimizations performed using it.
7146 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
7147 try_crossjump_bb): New functions.
7149 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
7151 * pa.c (pa_output_function_prologue): Delete prototype. Make function
7153 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
7154 pa_output_function_prologue.
7155 * pa-protos.h (pa_output_function_prologue): New prototype.
7157 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
7159 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
7160 and low to get correct sign extension in low+high test.
7162 2001-07-11 Janis Johnson <janis@us.ibm.com>
7164 * gcov.c (arcdata): Use gcov_type to fix branch percentage
7165 for large hit count.
7167 * profile.c (branch_prob): Fix .bbg info for computed gotos
7170 2001-07-11 Mark Mitchell <mark@codesourcery.com>
7172 * stmt.c (parse_output_constraint): New function, split out
7174 (expand_asm_operands): ... here. Use parse_output_constraint.
7175 * tree.h (parse_output_constraint): Declare it.
7177 2001-07-11 Richard Henderson <rth@redhat.com>
7179 * bitmap.c: Comment some functions; fiddle whitespace.
7180 (bitmap_free): Don't export.
7181 (bitmap_element_allocate): Use memset.
7182 * bitmap.h (bitmap_free): Don't declare.
7184 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
7186 * gcse.c, lcm.c, sched-deps.c:
7187 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
7189 * flow.c (flow_loops_find): Free dom if we found no loops, since
7190 we aren't going to save it.
7192 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
7195 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
7197 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
7199 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7201 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
7202 #ifndef DWARF2_DEBUGGING_INFO.
7204 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
7206 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
7208 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
7210 * config/mips/mips.c (gen_int_relational): Tell the caller not to
7211 reverse a branch if a NE comparison is implemented with GTU.
7213 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
7214 H.J. Lu <hjl@gnu.org>
7216 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
7218 (call_internal2): Likewise.
7219 (call_value_internal1): Likewise.
7220 (call_value_internal2): Likewise.
7221 (call_value_multiple_internal1): Likewise.
7222 (call_value_multiple_internal2): Likewise.
7224 2001-07-10 Kazu Hirata <kazu@hxi.com>
7226 * calls.c (emit_library_call_value_1): Fix a comment typo.
7227 * dwarf2out.c (mem_loc_descriptor): Likewise.
7228 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
7230 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
7232 * simplify-rtx.c (simplify_subreg): Fix typo in comment
7234 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7236 * recog.c (offsettable_address_p): Handle LO_SUM case.
7237 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
7238 instead of plus_constant.
7240 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7242 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
7243 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
7245 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7247 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
7248 adjust_address_nv instead of plus_constant.
7250 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
7252 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
7253 dwarf2out.o): Depend on debug.h, wrap long lines.
7254 * dbxout.c: Include debug.h.
7255 (dbx_debug_hooks): New.
7256 (dbxout_init): Make static, take just 2 args.
7257 (dbxout_finish): Make static.
7258 * dbxout.h (dbxout_init, dbxout_finish): Delete.
7259 * debug.c: New file.
7260 * debug.h: New file.
7261 * dwarf2out.c: Include debug.h.
7262 (dwarf2_debug_hooks): New.
7263 (dwarf2out_init): Make static.
7264 (dwarf2out_finish): Make static, take 2 args.
7265 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
7266 * dwarfout.c: Include debug.h.
7267 (dwarf_debug_hooks): New.
7268 (dwarfout_init): Make static.
7269 (dwarfout_finish): Make static, take 2 args.
7270 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
7271 * sdbout.c: Include debug.h.
7272 (sdb_debug_hooks): New.
7273 (sdbout_init): Make static, take 2 args.
7274 * sdbout.h (sdbout_init): Delete.
7275 * toplev.c: Include debug.h.
7277 (compile_file): Set deubg_hooks based on command line options.
7278 Use the hooks unconditionally rather than conditional compilation.
7280 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
7282 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
7283 first_insn_after_basic_block_note instead.
7285 * df.c (df_bb_refs_unlink): #if 0 out for now.
7287 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
7289 * ssa.h: Add prototype for ssa_const_prop
7290 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
7291 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
7292 (ssa_fast_dce): Remove unused variable
7294 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7296 * diagnostic.c (finish_diagnostic): Rename to
7297 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
7300 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
7302 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
7305 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
7306 (dump_file): Only pad the demangled name with spaces if the
7307 mangled name was padded with spaces.
7309 2001-07-10 Bernd Schmidt <bernds@redhat.com>
7311 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
7314 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7316 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
7317 extraction if no direct load if either EXPAND_CONST_ADDRESS or
7320 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
7321 whether can put offset inside LO_SUM to check mode alignment, not size.
7323 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7325 * doc/tm.texi (Misc): Fix thinko.
7327 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
7329 * regmove.c (replace_in_call_usage): Fix warnings.
7330 * sched-deps.c (add_dependence): Fix warnings.
7331 * simplify-rtx.c (simplify_subreg): Likewise.
7332 Return NULL_RTX instead of NULL.
7334 * reg-stack.c (emit_swap_insn): Eliminate warnings.
7335 (subst_asm_stack_regs): Likewise.
7337 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
7340 * dwarf2out.c (output_call_frame_info): Declare i as int.
7341 (build_abbrev_table): Declare n_alloc as int.
7342 (dwarf2out_finish): Initialize die.
7343 * except.c: Declare sjlj_funcdef_number as unsigned.
7344 (connect_post_landing_pads): Declare j as unsigned.
7345 (convert_to_eh_region_ranges): Initialize call_site.
7346 (output_function_exception_table): Initialize tt_format_size.
7347 * expr.c (move_by_pieces_1): Initialize to1.
7348 (store_constructor): Initialize minelt and maxelt.
7349 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
7350 * function.c (instantiate_decls): Avoid signed/unsigned warning.
7352 * c-decl.c (combine_parm_decls): Unused, remove.
7353 * c-tree.h: Remove prototype for combine_parm_decls.
7355 * reload.c (push_reload): Fix warning.
7356 (regno_clobbered_p): Likewise.
7357 * reload1.c (replace_pseudos_in_call_usage): Likewise.
7358 (reload_combine): Likewise.
7360 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
7361 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
7363 * bitmap.c (bitmap_operation): Change user.
7364 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
7366 2001-07-10 Eric Christopher <echristo@redhat.com>
7368 * config/mips/mips.c (override_options): Fix typo.
7370 2001-07-09 Stan Shebs <shebs@apple.com>
7372 * target.h (struct gcc_target): New fields init_builtins and
7374 * target-def.h (TARGET_INIT_BUILTINS): New macro.
7375 (TARGET_EXPAND_BUILTIN): New macro.
7376 (TARGET_INITIALIZER): Add them.
7377 * builtins.c: Include target.h.
7378 (expand_builtin): Use targetm.expand_builtin.
7379 (default_init_builtins): New function.
7380 (default_expand_builtin): New function.
7381 * expr.h (default_init_builtins): Declare.
7382 (default_expand_builtin): Declare.
7383 * c-common.c (c_common_nodes_and_builtins): Use
7384 targetm.init_builtins.
7385 * defaults.h (MD_INIT_BUILTINS): Remove.
7386 * Makefile.in (builtins.o): Depend on target.h.
7388 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
7389 (TARGET_EXPAND_BUILTIN): Define.
7390 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
7391 (MD_EXPAND_BUILTIN): Remove.
7393 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
7394 (TARGET_EXPAND_BUILTIN): Define.
7395 (c4x_init_builtins): Make endlink arg a local.
7396 (c4x_print_operand): Fix typos in adjust_address usages.
7397 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
7398 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
7399 (MD_EXPAND_BUILTIN): Remove.
7401 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
7402 (TARGET_EXPAND_BUILTIN): Define.
7403 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
7404 (ix86_init_builtins): Call new function only if TARGET_MMX.
7405 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
7406 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
7407 (MD_EXPAND_BUILTIN): Remove.
7409 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
7410 (TARGET_EXPAND_BUILTIN): Define.
7411 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
7412 (MD_EXPAND_BUILTIN): Remove.
7414 * doc/tm.texi: Document these changes.
7416 2001-07-09 Diego Novillo <dnovillo@redhat.com>
7418 * basic-block.h (tree_node): Forward declare if needed.
7419 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
7420 (BLOCK_HEAD_TREE): Define.
7421 (BLOCK_END_TREE): Define.
7422 (struct loops): Rename field 'tree' to 'tree_root'.
7423 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
7425 (flow_loops_tree_build): Rename reference to field 'tree' to
7427 (flow_loops_level_compute): Ditto.
7428 * predict.c (estimate_bb_frequencies): Ditto.
7429 * tree.h (struct tree_common): Add field 'aux'.
7431 2001-07-09 Stan Shebs <shebs@apple.com>
7433 * config/darwin.c (darwin_encode_section_info): Don't mark any
7434 DECL_EXTERNAL node as defined.
7436 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7438 * pa.c (pa_init_machine_status, pa_mark_machine_status,
7439 pa_free_machine_status, hppa_init_pic_save): Delete.
7440 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
7441 (hppa_profile_hook): Use hppa_pic_save_rtx.
7442 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
7443 hppa_init_pic_save): Delete.
7444 (hppa_pic_save_rtx): Declare.
7445 * pa.md (call, call_value, sibcall, sibcall_value,
7446 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
7448 2001-07-09 Kazu Hirata <kazu@hxi.com>
7450 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
7451 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
7453 2001-07-09 Andreas Jaeger <aj@suse.de>
7455 * output.h: Add declaration of final_forward_branch_p.
7457 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
7459 * varray.c: Include errors.h for internal_error and trim_filename
7462 * Makefile.in (varray.o): Add errors.h.
7464 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
7466 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
7467 * optabs.c (have_add2_insn): Check whether the add insn chosen
7468 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
7469 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
7471 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
7473 * Makefile.in (OBJS): Add ssa-ccp.o
7474 (ssa-ccp.o): Add dependencies.
7475 * toplev.c (DFI_ssa_ccp): New dump file enum.
7476 (dump_file): Add entry for dumping after SSA CCP.
7477 (flag_ssa_ccp): New flag variable.
7478 (f_options): Add -fssa-ccp.
7479 (rest_of_compilation): Run SSA CCP if requested.
7480 * timevar.def (TV_SSA_CCP): New timevar.
7481 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
7482 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
7483 Fix minor typo in SSA DCE documentation.
7484 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
7485 Add documentation for new dump option. Renumber dump files
7488 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7490 * emit-rtl.c (gen_highpart_mode): New.
7491 * rtl.h (gen_highpart_mode): Declare.
7492 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
7493 operand can be VOIDmode constant.
7495 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
7497 * flow.c (redirect_edge_and_branch_force): New.
7498 (can_fallthru): Ensure that basic blocks are succeeding.
7499 (try_optimize_cfg): Do not delete basic block if it is the last one.
7501 * flow.c (try_redirect_by_replacing_jump): Do not remove
7502 jumps with side effects, unlink chain on fallthru edge;
7503 set block for new jump instruction; avoid basic block to
7504 over by line number note.
7506 * flow.c (try_simplify_condjump): Verify that the condjump
7507 is not always falling trought.
7510 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
7512 * flow.c (forwarder_block_p): Fix for fallthru blocks.
7513 (try_redirect_by_replacing_jump): Update properly the count
7514 and frequency information.
7516 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7518 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
7519 address that is a LO_SUM specially.
7520 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
7522 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
7524 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
7525 (operand_subword): Use them.
7526 (change_address_1): Renamed from change_address; new arg VALIDATE.
7527 * expr.h: Reflect above changes; change_address now macro.
7528 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
7530 * cselib.c (add_mem_for_addr): Likewise.
7531 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
7532 * regmove.c (try_apply_stack_adjustment): Likewise.
7533 * reload.c (push_reload, make_memloc): Likewise.
7534 * reload1.c (eliminate_regs): Likewise.
7535 * simplify-rtx.c (simplify_replace_rtx): Likewise.
7536 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
7538 * combine.c (make_extraction, simplify_shift_const): Likewise.
7539 (gen_lowpart_for_combine): Likewise.
7540 * cse.c (gen_lowpart_if_possible): Likewise.
7541 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
7542 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
7543 * optabs.c (gen_move_insn): Likewise.
7544 * reload1.c (alter_reg): Likewise.
7545 * simplify-rtx.c (simplify_subreg): Likewise.
7546 * stmt.c (expand_anon_union_decl): Likewise.
7547 * recog.c (validate_replace_rtx_1): Likewise.
7549 * Makefile.in (recog.o): Add $(EXPR_H).
7550 * explow.c (stabilize): Call replace_equiv_address.
7551 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
7552 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
7554 2001-07-03 Andrew Haley <aph@redhat.com>
7556 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
7557 the mode of the memory location.
7559 2001-07-09 Bo Thorsen <bo@suse.co.uk>
7561 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
7563 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
7565 * final.c (output_addr_const): Use target opening and
7566 closing parentheses.
7567 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
7568 defaults, add to TARGET_ASM_OUT.
7569 * target.h (struct gcc_target): Add open_paren and close_paren.
7570 * doc/md.texi: Update.
7571 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
7572 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
7573 TARGET_ASM_CLOSE_PAREN.
7574 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
7576 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
7578 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
7579 * config/a29k/a29k.h: Similarly.
7580 * config/alpha/alpha.h: Similarly.
7581 * config/arc/arc.h: Similarly.
7582 * config/arm/aof.h: Similarly.
7583 * config/arm/aout.h: Similarly.
7584 * config/avr/avr.h: Similarly.
7585 * config/c4x/c4x.h: Similarly.
7586 * config/clipper/clipper.h: Similarly.
7587 * config/convex/convex.h: Similarly.
7588 * config/d30v/d30v.h: Similarly.
7589 * config/dsp16xx/dsp16xx.h: Similarly.
7590 * config/elxsi/elxsi.h: Similarly.
7591 * config/fr30/fr30.h: Similarly.
7592 * config/h8300/h8300.h: Similarly.
7593 * config/i370/i370.h: Similarly.
7594 * config/i386/i386.h: Similarly.
7595 * config/i860/i860.h: Similarly.
7596 * config/i960/i960.h: Similarly.
7597 * config/ia64/ia64.h: Similarly.
7598 * config/m32r/m32r.h: Similarly.
7599 * config/m68hc11/m68hc11.h: Similarly.
7600 * config/m68k/m68k.h: Similarly.
7601 * config/m88k/m88k.h: Similarly.
7602 * config/mcore/mcore.h: Similarly.
7603 * config/mips/mips.h: Similarly.
7604 * config/mn10200/mn10200.h: Similarly.
7605 * config/mn10300/mn10300.h: Similarly.
7606 * config/ns32k/ns32k.h: Similarly.
7607 * config/pa/pa.h: Similarly.
7608 * config/pdp11/pdp11.h: Similarly.
7609 * config/pj/pj.h: Similarly.
7610 * config/romp/romp.h: Similarly.
7611 * config/rs6000/rs6000.h: Similarly.
7612 * config/sh/sh.h: Similarly.
7613 * config/sparc/sparc.h: Similarly.
7614 * config/v850/v850.h: Similarly.
7615 * config/vax/vax.h: Similarly.
7616 * config/we32k/we32k.h: Similarly.
7618 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
7620 * doc/c-tree.texi: Document representation of attributes.
7622 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7624 * doc/tm.texi: Update some places for the rename of target to
7627 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7629 * target.h (struct gcc_target): Add insert_attributes.
7630 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
7631 (TARGET_INITIALIZER): Update.
7632 * tree.c, tree.h (default_insert_attributes): New function.
7633 Update comments on other default functions to refer to targetm,
7635 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
7636 TARGET_INSERT_ATTRIBUTES.
7637 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
7638 * c-common.c (decl_attributes): Use targetm.insert_attributes.
7639 Don't use PRAGMA_INSERT_ATTRIBUTES.
7640 * Makefile.in (c-common.o): Depend on $(TARGET_H).
7641 * c-decl.c (start_decl, start_function): Don't call
7642 SET_DEFAULT_DECL_ATTRIBUTES.
7643 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
7644 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
7646 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
7647 (c4x_check_attribute): Avoid modifying attribute list itself.
7648 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
7650 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
7651 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
7653 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
7654 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
7656 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
7657 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
7659 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
7660 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
7661 Adjust parameters. Make static.
7663 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7665 * c-common.c (decl_attributes): Only take a single attributes
7667 * c-common.h (decl_attributes): Update prototype.
7668 * c-decl.c (start_decl, start_function): Only take a single
7669 attributes parameter. Update calls to decl_attributes.
7670 (finish_struct, finish_enum): Update calls to decl_attributes.
7671 (push_parm_decl): Expect unified list of attributes. Update call
7673 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
7674 notype_nested_function, component_declarator,
7675 component_notype_declarator, label): Update calls to
7677 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
7678 lists that are passed to push_parm_decl.
7679 * c-tree.h (start_function, start_decl): Update prototypes.
7680 * config/sh/sh-protos.h, config/sh/sh.c
7681 (sh_pragma_insert_attributes): Only take a single attributes
7683 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
7684 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
7685 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
7686 build_module_descriptor, generate_static_references,
7687 generate_strings, build_selector_translation_table,
7688 generate_descriptor_table, generate_protocols,
7689 generate_ivars_list, generate_dispatch_table,
7690 generate_protocol_list, generate_category,
7691 generate_shared_structures, really_start_method, add_objc_decls,
7692 generate_classref_translation_entry): Update calls to start_decl
7694 (build_tmp_function_decl, start_method_def): Unify attribute lists
7695 that are passed to push_parm_decl.
7697 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
7699 * final.c (no_asm_to_stream): New.
7700 (final_scan_insn): Use target structures for prologue ends
7701 and epilogue starts.
7702 * output.h (no_asm_to_stream): New.
7703 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
7704 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
7705 (TARGET_ASM_OUT): Update.
7706 * target.h (struct gcc_target): New members function_end_prologue
7707 and function_begin_epilogue.
7708 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
7709 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
7710 * config/alpha/alpha.c (output_end_prologue): Rename to
7711 alpha_output_function_end_prologue. Use in target struct
7713 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
7714 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
7715 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
7716 ia64_output_function_end_prologue. Use in target struct
7718 (ia64_function_prologue, ia64_funciton_epilogue): Rename
7719 mistyped prototypes.
7720 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
7721 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
7723 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
7724 an use in target struct, make static.
7725 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
7728 2001-07-08 Richard Henderson <rth@redhat.com>
7730 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
7732 2001-07-08 Richard Henderson <rth@redhat.com>
7734 * config/i386/i386.md: Remove constraints strings from define_split
7735 and define_peephole2 patterns.
7736 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
7737 (eh_return): Use them.
7739 2001-07-08 Richard Henderson <rth@redhat.com>
7741 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
7742 Document MD_FALLBACK_FRAME_STATE_FOR.
7744 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7746 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
7747 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
7749 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
7751 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
7753 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
7754 of the label inside NAME as opposed to just the end of NAME.
7756 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
7758 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
7759 * config/alpha/alpha.c (alpha_init_machine_status,
7760 alpha_mark_machine_status, alpha_free_machine_status): Delete.
7761 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
7762 (vms_valid_decl_attribute_p): Make static, conditionally compile.
7763 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
7765 2001-07-06 Stan Shebs <shebs@apple.com>
7767 * target.h (targetm): Rename global from "target", so as not to
7768 conflict with local variables.
7770 * c-typeck.c: Ditto.
7774 * cp/decl2.c: Ditto.
7775 * cp/typeck.c: Ditto.
7776 * 1750a/1750a.c: Ditto.
7777 * a29k/a29k.c: Ditto.
7781 * clipper/clipper.c: Ditto.
7782 * convex/convex.c: Ditto.
7783 * d30v/d30v.c: Ditto.
7784 * dsp16xx/dsp16xx.c: Ditto.
7785 * elxsi/elxsi.c: Ditto.
7786 * fr30/fr30.c: Ditto.
7787 * h8300/h8300.c: Ditto.
7788 * i370/i370.c: Ditto.
7789 * i386/i386.c: Ditto.
7790 * i860/i860.c: Ditto.
7791 * i960/i960.c: Ditto.
7792 * ia64/ia64.c: Ditto.
7793 * m32r/m32r.c: Ditto.
7794 * m68hc11/m68hc11.c: Ditto.
7795 * m68k/m68k.c: Ditto.
7796 * m88k/m88k.c: Ditto.
7797 * mips/mips.c: Ditto.
7798 * ns32k/ns32k.c: Ditto.
7800 * pdp11/pdp11.c: Ditto.
7801 * romp/romp.c: Ditto.
7802 * rs6000/rs6000.c: Ditto.
7804 * sparc/sparc.c: Ditto.
7806 * we32k/we32k.c: Ditto.
7807 * doc/tm.texi: Update the manual to match.
7809 2001-07-06 Richard Henderson <rth@redhat.com>
7811 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
7812 DWARF2_UNWIND_INFO not just whether it is defined.
7814 2001-07-06 Diego Novillo <dnovillo@redhat.com>
7816 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
7817 call to simplify_binary_operation returns a new pattern.
7819 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7821 * glimits.h (__SHRT_MAX__): New.
7822 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
7823 (SHRT_MAX): Define in terms of __SHRT_MAX__.
7825 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
7827 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
7830 2001-07-06 Richard Henderson <rth@redhat.com>
7832 * bitmap.c (bitmap_release_memory): Move adjacent to the
7833 allocation functions.
7834 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
7835 the implementation. Binary search for the set bit.
7836 (bitmap_union_of_diff): Allocate the temporary on the stack
7837 instead of using xmalloc.
7839 2001-07-06 Richard Henderson <rth@redhat.com>
7841 * genrecog.c (validate_pattern): Warn for constraints in
7842 define_{expand,split,peephole2}. Remove strict_low_part
7843 before looking up match_dup.
7845 2001-07-06 DJ Delorie <dj@redhat.com>
7847 * doc/gcc.texi (Makefile): Rename to be a more general purpose
7848 chapter about various build hints and history. Add section
7849 talking about the various types of native and cross builds.
7851 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
7853 * Makefile.in (final.o): Depend on target.h.
7854 * final.c: Include target.h.
7855 (default_function_pro_epilogue): New.
7856 (final_start_function): Use target structure for function prologues.
7857 (final_end_function): Use target structure for function epilogues.
7858 * fold-const.c (real_hex_to_f): Constify s and p.
7859 * output.h (default_function_pro_epilogue): New.
7860 * real.h (real_hex_to_f): Update prototype.
7861 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
7862 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
7863 (TARGET_INITIALIZER): Update.
7864 * target.h (gcc_target): Add struct asm_out.
7865 * doc/tm.texi: Update.
7868 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
7869 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
7870 in cpu/cpu.c, or rename old functions consistently. Take
7871 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
7872 redundant macros and prototypes. Make new functions static.
7874 * 1750a/1750a.c: Similarly.
7875 * 1750a/1750a.h: Similarly.
7876 * a29k/a29k-protos.h: Similarly.
7877 * a29k/a29k.c: Similarly.
7878 * a29k/a29k.h: Similarly.
7879 * arc/arc-protos.h: Similarly.
7880 * arc/arc.c: Similarly.
7881 * arc/arc.h: Similarly.
7882 * arm/arm-protos.h: Similarly.
7883 * arm/arm.c: Similarly.
7884 * arm/arm.h: Similarly.
7885 * avr/avr-protos.h: Similarly.
7886 * avr/avr.c: Similarly.
7887 * avr/avr.h: Similarly.
7888 * clipper/clipper-protos.h: Similarly.
7889 * clipper/clipper.c: Similarly.
7890 * clipper/clipper.h: Similarly.
7891 * convex/convex.c: Similarly.
7892 * convex/convex.h: Similarly.
7893 * d30v/d30v-protos.h: Similarly.
7894 * d30v/d30v.c: Similarly.
7895 * d30v/d30v.h: Similarly.
7896 * d30v/d30v.md: Similarly.
7897 * dsp16xx/dsp16xx-protos.h: Similarly.
7898 * dsp16xx/dsp16xx.c: Similarly.
7899 * dsp16xx/dsp16xx.h: Similarly.
7900 * elxsi/elxsi.c: Similarly.
7901 * elxsi/elxsi.h: Similarly.
7902 * fr30/fr30.c: Similarly.
7903 * fr30/fr30.md: Similarly.
7904 * h8300/h8300-protos.h: Similarly.
7905 * h8300/h8300.c: Similarly.
7906 * h8300/h8300.h: Similarly.
7907 * i370/i370-protos.h: Similarly.
7908 * i370/i370.c: Similarly.
7909 * i370/i370.h: Similarly.
7910 * i386/i386.c: Similarly.
7911 * i386/osf1elf.h: Similarly.
7912 * i386/osfrose.h: Similarly.
7913 * i860/i860-protos.h: Similarly.
7914 * i860/i860.c: Similarly.
7915 * i860/i860.h: Similarly.
7916 * i960/i960-protos.h: Similarly.
7917 * i960/i960.c: Similarly.
7918 * i960/i960.h: Similarly.
7919 * ia64/ia64-protos.h: Similarly.
7920 * ia64/ia64.c: Similarly.
7921 * ia64/ia64.h: Similarly.
7922 * m32r/m32r-protos.h: Similarly.
7923 * m32r/m32r.c: Similarly.
7924 * m32r/m32r.h: Similarly.
7925 * m68hc11/m68hc11-protos.h: Similarly.
7926 * m68hc11/m68hc11.c: Similarly.
7927 * m68hc11/m68hc11.h: Similarly.
7928 * m68k/crds.h: Similarly.
7929 * m68k/dpx2.h: Similarly.
7930 * m68k/m68k-protos.h: Similarly.
7931 * m68k/m68k.c: Similarly.
7932 * m68k/m68k.h: Similarly.
7933 * m68k/news.h: Similarly.
7934 * m88k/m88k-protos.h: Similarly.
7935 * m88k/m88k.c: Similarly.
7936 * m88k/m88k.h: Similarly.
7937 * mips/mips-protos.h: Similarly.
7938 * mips/mips.c: Similarly.
7939 * mips/mips.h: Similarly.
7940 * ns32k/merlin.h: Similarly.
7941 * ns32k/ns32k.c: Similarly.
7942 * ns32k/ns32k.h: Similarly.
7943 * ns32k/tek6000.h: Similarly.
7944 * pa/pa-protos.h: Similarly.
7945 * pa/pa.c: Similarly.
7946 * pa/pa.h: Similarly.
7947 * pdp11/2bsd.h: Similarly.
7948 * pdp11/pdp11-protos.h: Similarly.
7949 * pdp11/pdp11.c: Similarly.
7950 * pdp11/pdp11.h: Similarly.
7951 * romp/romp-protos.h: Similarly.
7952 * romp/romp.c: Similarly.
7953 * romp/romp.h: Similarly.
7954 * rs6000/rs6000-protos.h: Similarly.
7955 * rs6000/rs6000.c: Similarly.
7956 * rs6000/rs6000.h: Similarly.
7957 * rs6000/sysv4.h: Similarly.
7958 * sh/sh-protos.h: Similarly.
7959 * sh/sh.c: Similarly.
7960 * sh/sh.h: Similarly.
7961 * sparc/sparc-protos.h: Similarly.
7962 * sparc/sparc.c: Similarly.
7963 * sparc/sparc.h: Similarly.
7964 * vax/vax.c: Similarly.
7965 * vax/vax.h: Similarly.
7966 * vax/vms.h: Similarly.
7967 * we32k/we32k.c: Similarly.
7968 * we32k/we32k.h: Similarly.
7970 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
7972 * basic-block.h (first_insn_after_basic_block_note): Declare.
7973 * flow.c (first_insn_after_basic_block_note): Define. Moved
7975 * ssa.c (first_insn_after_basic_block_note): Remove.
7976 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
7978 (ssa_eliminate_dead_code): Properly update the CFG and PHI
7979 nodes when we find a dead conditional branch. Insert BARRIERs
7980 after any blocks with no successors, but which do not have
7983 2001-07-06 Zack Weinberg <zackw@stanford.edu>
7985 * varray.c (varray_check_failed): Use internal_error.
7987 2001-07-05 Andrew Haley <aph@redhat.com>
7989 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
7990 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
7991 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
7993 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
7995 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
7996 reference if the target constant is also a SYMBOL_REF.
7998 2001-07-05 Eric Christopher <echristo@redhat.com>
8000 * config/mips/mips.h (MASK_MIPS3900): Remove.
8001 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
8002 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
8003 (TARGET_MIPS3900): Change to use mips_arch.
8004 (TARGET_MIPS4000): New.
8005 (TARGET_MIPS4100): New.
8006 (TARGET_MIPS4300): New.
8007 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
8008 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
8010 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
8011 (ISA_HAS_BRANCHLIKELY): To here.
8012 (CC1_CPU_SPEC): New.
8013 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
8014 (mips_arch_string): Declare.
8015 (mips_arch): Declare.
8016 (TARGET_OPTIONS): Add -march and -mtune.
8018 * config/mips/mips.c (mips_arch_string): New.
8020 (override_options): Handle -march for codegen and -mtune
8021 for scheduling. Use mips_arch. Move tx39 target default here.
8022 (mips_parse_cpu): Move error message to override_options.
8024 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
8026 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
8028 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
8029 (MIPS Options): Ditto. Change mcpu entry to historical text.
8031 2001-07-05 H.J. Lu (hjl@gnu.org)
8033 * config/mips/mips.c (mips_parse_cpu): New function to parse
8036 2001-07-05 Jim Wilson <wilson@redhat.com>
8038 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
8039 * config/ia64/t-ia64: Likewise.
8040 (LIB1ASMFUNCS): Update comment.
8042 2001-07-05 David Edelsohn <edelsohn@gnu.org>
8044 * doc/install.texi (Install GCC: Binaries): Fix typo.
8046 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8048 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
8049 reference using the stack pointer, adjust it since we push Y
8051 ("*ashrsi3"): Likewise.
8052 ("*lshrsi3"): Likewise.
8054 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8056 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
8057 when -fomit-frame-pointer is used.
8059 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
8061 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
8062 (try_redirect_by_replacing_jump): Reverse updating properly the
8063 count and frequency information. Reverse removing cc0 setter.
8064 (forwarder_block_p): Reverse fixing for fallthru blocks.
8066 2001-07-05 DJ Delorie <dj@redhat.com>
8068 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
8069 (translate_options): If the above is defined, use it to map
8070 given options to new options.
8071 * doc/tm.texi: Document it.
8073 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
8074 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8076 * doc/invoke.texi (Optimize Options): Document that -fgcse may
8077 cause programs using computed gotos to run more slowly.
8079 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8081 * doc/install.texi (Specific): Markup, spelling and typo fixes.
8083 Consistently require binutils 2.11.2, not prereleases.
8084 (Specific, decstation-*): Canonicalize as mips-dec-*.
8085 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
8087 (Specific, m68k-altos): Removed reference to README.altos, deleted.
8088 (Specific, mips-*): Reword MIPS C compiler requirements.
8089 (Specific, powerpc*-*-*): New, mention --with-cpu once.
8090 (Specific, sunv5): Removed, obsolete.
8092 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
8094 * dwarf2out.c (output_loc_list): Use an all ones mask for
8095 .text asm output and don't rely on long long
8096 literals. Reformat some long lines.
8098 2001-07-05 Andreas Jaeger <aj@suse.de>
8100 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
8103 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
8105 * dwarf2out.c (dwarf2out_define): Update comment.
8106 (dwarf2out_undef): Ditto.
8107 (dwarf2out_start_source_file): Ditto.
8108 (dwarf2out_end_source_file): Ditto.
8109 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
8110 since we never call the start/end debug hook for the primary file.
8112 2001-07-04 Kazu Hirata <kazu@hxi.com>
8114 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
8117 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
8119 * cppinit.c (remove_dup_dirs): Inform if a system include
8120 directory is being reordered.
8121 * doc/invoke.texi (Directory Options): GCC warns if you hide a
8123 * doc/cpp.texi (Search Paths): Likewise.
8124 * doc/gcc.texi (Interoperation): Remove information about
8127 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
8129 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
8130 (VARRAY_TOP_CHAR_PTR): Likewise.
8132 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8134 * gcc.c (process_command): Don't assign elements of a const char*.
8136 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8138 * emit-rtl.c (change_address): Don't abort if invalid address while
8139 reload is in progress.
8141 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
8143 * c-lex.c (cb_file_change): Pass line number to
8144 debug_start_source_file.
8145 (cb_undefine): Pass correct line number to debug_undef.
8147 * toplev.c (debug_start_source_file): Add line number to
8148 parameters. Pass it along to dwarf2out_start_source_file.
8149 (decode_g_option): Stop resetting debug level back to normal when
8150 we change debug formats, unless the current level is
8151 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
8154 * toplev.h (debug_start_source_file): Add line number to
8157 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
8160 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
8162 Output debug_macinfo data for starting file if requested.
8163 (dwarf2out_end_source_file): Output debug_macinfo data for ending
8165 (dwarf2out_define): Output debug_macinfo data for defining a macro
8167 (dwarf2out_undef): Output debug_macinfo data for undefining a
8169 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
8170 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
8171 (macinfo_section_label): New. DWARF2 macro info section label.
8172 (dwarf2out_init): If we want macro info, output the start label
8174 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
8175 attribute to the compilation unit die pointing to the macro info.
8177 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
8179 * dwarf2out.c (new_loc_list): Move to inside #ifdef
8180 DWARF2_DEBUGGING_INFO.
8181 (add_loc_descr_to_loc_list): Ditto.
8182 (output_loc_list): Ditto.
8183 Also, fix thinko in curr not being initialized.
8184 (gen_internal_sym): Ditto.
8186 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8188 * emit-rtl.c (replace_equiv_address): New function.
8189 * expr.h (replace_equiv_address): New declaration.
8190 * explow.c (validize_mem): Call it instead of change_address and
8191 also call if -fforce-addr and address is constant.
8192 * expr.c: Replace more calls to change_address with adjust_address
8193 and/or replace_equiv_address or to validize_mem.
8194 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
8195 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
8196 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
8197 * config/i370/i370.md, config/i860/i860.md: Likewise.
8198 * config/i960/i960.md, config/mips/mips.c: Likewise.
8199 * config/mips/mips.md, config/pa/pa.md: Likewise.
8200 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
8201 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
8203 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8205 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
8207 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
8210 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
8212 * doc/include: New directory.
8213 * doc/fdl.texi: Move to doc/include/fdl.texi.
8214 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
8215 * doc/include/funding.texi, doc/include/gpl.texi: New files.
8216 * doc/gcc.texi: Use funding.texi and gpl.texi.
8217 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
8218 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
8219 Update dependencies and use -I $(docdir)/include.
8221 2001-07-04 Anthony Green <green@redhat.com>
8223 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
8225 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8227 * doc/install.texi (sparc64-*-*): Remove garbage.
8229 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
8231 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
8232 Fix typo in last change to use adjust_address.
8234 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8236 * doc/install.texi (Specific): Update information for *-*-solaris*.
8238 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8240 * explow.c (plus_constant_wide): Reinitialize Y for restart.
8242 2001-07-03 Stan Shebs <shebs@apple.com>
8244 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
8245 case for flag_no_mach_text_sections.
8246 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
8247 * config/darwin.c (flag_no_mach_text_sections): Remove.
8248 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
8250 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8252 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
8253 and avoid checking for constant as first operand.
8254 * recog.c (find_constant_term_loc): No longer static.
8255 (adj_offettable_operand): Delete.
8256 * rtl.h (adj_offsettable_operand): Delete declaration.
8257 (find_constant_term): Add declaration.
8258 * caller-save.c: Replace calls to adj_offsettable_operand with calls
8260 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
8261 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
8262 * config/i386/i386.c, config/i386/i386.md: Likewise.
8263 * config/i860/i860.c, config/i960/i960.c: Likewise.
8264 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
8265 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
8266 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
8267 * config/mips/mips.c, config/mips/mips.md: Likewise.
8268 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
8269 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
8270 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
8271 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
8272 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
8273 * config/ns32k/ns32k.md: Likewise.
8275 2001-07-03 Zack Weinberg <zackw@stanford.edu>
8277 * rtl.c (copy_rtx): Handle 'T' format letter.
8278 * gensupport.c (collect_insn_data): Likewise.
8279 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
8281 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
8283 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
8284 -B option. Use 'dir' not 'foo' as example directory name.
8286 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8288 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8289 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
8291 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
8293 * doc/cppinternals.texi: Improve formatting and logical markup.
8295 2001-07-03 Andreas Jaeger <aj@suse.de>
8297 * Makefile.in (insn-recog.o): Add dependency on reload.h.
8299 * genrecog.c (write_header): Include reload.h for prototypes in
8302 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
8305 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
8306 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
8307 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
8308 i386_pe_valid_type_attribute_p): Add.
8309 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
8310 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
8312 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8314 * explow.c (plus_constant_wide, case LO_SUM): New case.
8315 (plus_constant_for_output_wide): Delete.
8316 * rtl.h (plus_constant_for_output): Delete.
8317 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
8318 instead of plus_constant_for_output.
8319 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
8320 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
8321 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
8322 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
8323 * config/sparc/sparc.md: Likewise.
8324 Convert some change_address calls to adjust_address.
8326 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
8328 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
8329 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
8330 documentation of -std and -Wwrite-strings.
8332 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
8334 * cse.c (canon_hash): Don't register registers in very small
8335 register classes, as extending their lifetime might cause
8338 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8340 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
8342 * flow.c (forwarder_block_p): Fix for fallthru blocks.
8343 (try_redirect_by_replacing_jump): Update properly the count
8344 and frequency information.
8346 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
8348 * toplev.c (dump_file_index): Move SSA dumps just after first
8350 (dump_file): Corresponding changes.
8351 (rest_of_compilation): Move SSA path to just after the first
8353 * doc/gcc.texi (Passes): Update due to movement of SSA path.
8354 * doc/invoke.texi: Update dump file #s as they were completely
8355 out of date with reality.
8357 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
8359 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
8361 * expr.c (emit_move_insn_1): Deal with non-default
8364 * expr.c (emit_single_push_insn): Fix warning.
8366 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
8368 * expr.c (emit_move_insn_1): Avoid modifying
8369 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
8371 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8373 * emit-rtl.c (adjust_address): New function.
8374 * expr.h (adjust_address): Add declaration.
8375 * builtins.c: Replace some calls to change_address with calls to it
8377 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
8378 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
8379 * config/arm/arm.c, config/convex/convex.c: Likewise.
8380 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
8381 * config/i386/i386.c, config/i386/i386.md: Likewise.
8382 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
8383 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
8384 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
8385 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
8386 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
8388 2001-07-02 Jim Wilson <wilson@redhat.com>
8390 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
8392 2001-07-02 Steve Ellcey <sje@cup.hp.com>
8394 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
8395 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
8397 2001-07-02 Zack Weinberg <zackw@stanford.edu>
8399 * cppinit.c (lang_defaults): New table.
8400 (set_lang): Just read from lang_defaults into the live options
8403 2001-07-02 Zack Weinberg <zackw@stanford.edu>
8405 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
8406 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
8407 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
8409 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8411 * doc/install.texi: Various spelling and markup fixes.
8412 (Installing GCC): Component specific installation instructions are
8415 Warn about removing old install dir in the presence of shared libs.
8416 (Configuration): Invoke with options target to match configure
8418 Consistently refer to gas, gld pathnames.
8419 Invert --enable-multilib documentation.
8420 Remove references to old compiler versions.
8422 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8424 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
8426 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8428 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
8430 (Specific, mips*-sgi-irix5): Note IDO download.
8431 Reworded MIPS C hints.
8432 Use GNU as instead of GAS.
8434 Removed SGI Freeware reference, IRIX 6 only.
8435 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
8436 Note N64 library requirement/workaround.
8438 Complete list of structure passing bug victims.
8440 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8442 * doc/install.texi: Remove CVS Id.
8444 2001-07-02 Andreas Jaeger <aj@suse.de>
8446 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
8447 (find_inherently_necessary): Remove unused variable.
8449 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
8451 * c-common.h (TDI_inlined): New ast dump phase.
8452 (dump_flag_name): New function.
8453 * c-dump.c (dump_files): Add inlined phase.
8454 (dump_flag_name): Define.
8455 * doc/invoke.texi (-fdump-ast-inlined): Document.
8457 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8459 * stor-layout.c (layout_decl): Revert change to handling of alignment
8462 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8464 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
8467 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
8469 * doc/tm.texi (FUNCTION_ARG): Document that the last call
8472 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
8474 * tlink.c (recompile_files): Remove COMPILER_PATH and
8475 LIBRARY_PATH from the environment.
8477 2001-07-01 Zack Weinberg <zackw@stanford.edu>
8479 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
8480 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
8482 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
8484 * c-parse.in (OBJC_STRING): Kill.
8485 (objc_string): Decompose to [objc_string] '@' STRING.
8486 (reswords): Take the leading '@' off all the Objective C keywords.
8487 (objc_rid_sans_at): Kill.
8488 (init_reswords): Don't initialize it.
8489 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
8490 (_yylex): Kill reconsider label. Look ahead one token after
8491 an '@'; if we get an identifier, check whether it's an
8492 Objective C @-keyword. If so, return the keyword. Otherwise,
8493 put back the token and return the '@' as a terminal.
8495 * cpplib.c (lex_macro_node): Remove unnecessary check for
8496 leading '@' on identifier. Clarify control flow and commentary.
8498 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8500 * cse.c (new_label_ref): Variable deleted.
8501 (insert): Remove set of new_label_ref.
8502 (check_for_label_ref): New function.
8503 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
8505 See ChangeLog.5 for earlier changes.