1 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
3 * config/mips/mips.c (mips_frame_set): New.
4 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
5 a parallel frame-related expression with a set for each register.
7 2001-09-18 Philip Blundell <philb@gnu.org>
9 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
12 2001-09-17 Dale Johannesen <dalej@apple.com>
14 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
15 * config/rs6000/aix.h (FIXED_R2): Define.
16 * config/rs6000/darwin.h (FIXED_R2): Define.
17 * config/rs6000/sysv4.h (FIXED_R2): Define.
19 2001-09-17 Jeff Sturm <jsturm@one-point.com>
21 * except.c (dw2_build_landing_pads): New local
22 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
23 barrier after clobbers. Fixes c++/4012.
25 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
29 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
31 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
32 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
34 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
36 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
39 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
41 * cpphash.h (_cpp_lex_direct): New.
42 * cpplex.c (_cpp_lex_token): Update.
43 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
44 and increment that pointer.
45 * cppmacro.c (alloc_expansion_token): New.
46 (lex_expansion_token): Lex macro expansion directly into
49 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
51 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
53 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
55 * basic-block.h (free_bb_for_insn): Declare.
56 * bb-reorder.c (label_for_bb): Use block_label.
57 (emit_jump_to_block_after): Remove.
58 (insert_intra_1): Do not update block_for_insn.
59 (insert_inter_bb_scope_notes): Likewise; update bb->end
60 * cfg.c (free_bb_for_insn): New.
61 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
62 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
63 (commit_one_edge_insertion): Likewise.
64 (commit_one_edge_insertion): Do not update BB boundary.
65 (commit_edge_insertions): Do not call compute_bb_for_insn.
66 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
67 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
68 (merge_blocks_move_successor_nojumps): Likewise.
69 (try_crossjump_to_edge): Do not update block_for_insn.
70 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
71 * df.c (df_pattern_emit_later): Do not update BB boundary.
72 (df_jump_pattern_emit_after): Likewise.
73 (df_insn_move_before): Use emit_insn_before.
74 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
76 (add_insn_after, add_insn_before, emit_insns_after): Update BB
77 boundaries and basic_block_for_insn.
78 (reorder_insns_nobb): Rename from reorder_insns.
80 (emit_block_insn_before, emit_block_insn_after): Kill.
81 * flow.c (check_function_return_warnings): Do not call
82 compute_bb_for_insn; Do not free basic_block_for_insn.
83 (attempt_auto_inc): Do not update basic_block_for_insn.
84 * function.c (emit_return_into_block): Likewise;
85 do not update BB boundaries.
86 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
87 (insert_insn_end_bb): Use emit_insn_before; Likewise.
88 (pre_insert_copy_insn): Likewise.
89 (update_ld_motion_notes): Likewise.
90 (insert_insn_start_bb): Likewise.
91 (replace_store_insn): Likewise.
92 * ifcvt.c (noce_process_if_block): Likewise.
93 (if_convert): Do not call compute_bb_for_insn.
94 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
95 Use emit_insn_before and emit_insn_after.
96 * recog.c (split_all_insns): Do not update BB boundaries;
97 Do not call compute_bb_for_insn.
98 (peephole2_optimize): Do not update BB boundaries.
99 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
101 (emit_swap_insn): Likewise.
102 (convert_regs_1): Likewise.
103 * reload1.c (reload): Call compute_bb_for_insn.
104 * rtl.h (reorder_insns_nobb): Declare.
105 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
106 * toplev.c (rest_of_compilation): Call free_bb_for_insn
107 at places CFG is invalidated; do not call compute_bb_for_insn.
109 * cfg.c (expunge_block): Invalidate BB structure.
111 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
114 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
116 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
118 * cpphash.h (_cpp_lex_token): Update prototype.
119 * cpplex.c (_cpp_lex_token): New prototype.
120 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
121 lex_macro_node, read_flag, do_pragma_poison): Update.
122 * cppmacro.c (cpp_get_token, parse_params,
123 lex_expansion_token): Update.
125 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
127 * cppmain.c (scan_translation_unit): Don't worry about
128 putting a space after hashes.
129 * cpplib.c (directive_diagnostics): New.
130 (_cpp_handle_directive): Update to use directive_diagnostics.
131 (run_directive): Don't toggle prevent_expansion.
132 (do_line): Backup in case of the line extension.
133 * cpplib.h (cpp_lexer_pos): Remove.
134 * cppmacro.c (_cpp_create_definition): Precede a leading #
137 2001-09-15 Richard Henderson <rth@redhat.com>
139 * c-typeck.c (comptypes): Handle zero-length arrays properly.
141 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
143 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
145 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
148 * tradcpp.c (handle_directive): Skip non-vertical space.
150 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
152 * cppmain.c (setup_callbacks): Set line callback only
153 if outputting preprocessed source.
155 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
157 * collect2.c (main): Const-ification.
158 * gcc.c (translate_options, process_command): Use xstrdup in
159 lieu of xmalloc/strcpy.
160 (main): Use concat in lieu of xmalloc/strcpy/strcat.
162 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
164 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
167 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
169 * scan-decls.c (scan_decls): Fix typo.
171 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
173 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
174 Split mlstring_pos into mls_line and mls_col.
175 * cppinit.c (cpp_create_reader): Initialize line to 1.
176 (cpp_destroy): Free tokenruns.
177 (push_include): Don't update lexer_pos.
178 * cpplex.c (unterminated, parse_string): Update.
179 (lex_token): Don't update lexer_pos, update.
180 * cpplib.c (if_stack): Save line instead of line + col.
181 (start_directive, _cpp_do__Pragma, do_else, do_elif,
182 push_conditional, _cpp_pop_buffer): Update.
183 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
184 (_cpp_create_definition): Update.
186 2001-09-15 Eric Christopher <echristo@redhat.com>
188 * config/mips/abi64.h: Add support for MEABI.
190 2001-09-15 Eric Christopher <echristo@redhat.com>
192 * config/mips/mips.md: Add unspec #2.
194 (reload_outdi): Ditto.
195 (reload_outsi): Ditto.
198 2001-09-15 Eric Christopher <echristo@redhat.com>
199 Jason Eckhardt <jle@redhat.com>
201 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
202 * config/mips/isa32-linux.h: New file.
203 * config/mips/isa3264.h: Ditto.
204 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
205 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
206 (output_block_mode): Support MEABI.
207 (function_arg): Ditto. Fix floating point arg passing.
208 (mips_va_start): Ditto.
209 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
211 (mips_asm_file_start): Add new section to pass abi to gdb.
212 (function_arg_pass_by_reference): Support MEABI.
213 (mips_parse_cpu): Support mips32 and mips64 processors.
214 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
215 TARGET_MIPS5KC. Support isa32 and isa64.
216 (processor_type): Add r4kc, r5kc, r20kc.
217 (GENERATE_MULT3_SI): New.
218 (GENERATE_MULT3_DI): Ditto.
219 (GENERATE_MULT3): Remove.
220 (ISA_HAS_64BIT_REGS): Add isa == 64.
221 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
222 (ISA_HAS_MADD_MSUB): New.
223 (ISA_HAS_CLZ_CLO): Ditto.
224 (ISA_HAS_DCLZ_DCLO): Ditto.
225 (ABI_GAS_ASM_SPEC): New.
226 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
229 (SUBTARGET_CC1_SPEC): Ditto.
230 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
231 (PAD_VARARGS_DOWN): Support MEABI.
232 (HARD_REGNO_NREGS): Move to mips.c.
233 (ASM_OUTPUT_IDENT): Add #undef.
234 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
235 (mulsi3): Use GENERATE_MULT3_SI.
236 (mulsi3_mult3): Ditto. Support mips32, mips64.
237 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
238 (mul_sub_si): New pattern.
239 (unnamed splitters): New.
240 (muldi3): Use GENERATE_MULT3_DI.
241 (muldi3_internal2): Ditto.
242 (movdicc): Support mips32.
243 * config/mips/t-isa3264: New file.
245 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
247 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
248 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
249 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
251 * reorg.c (fill_slots_from_thread): After call to
252 steal_delay_list_from_target, update own_thread as new_thread may
255 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
257 * cpperror.c (print_location): Take line and column, for
258 default positioning use the previously lexed token.
259 (_cpp_begin_message): Take line and column.
260 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
261 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
262 * cpphash.h (_cpp_begin_message): Update prototype.
263 * cppinit.c (push_include): Don't set output line.
264 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
265 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
266 (do_pragma): Kludge for front ends. Don't expand macros at all.
267 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
268 (struct cpp_token): Remove output_line.
269 (struct cpp_callbacks): New member line_change.
270 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
271 cpp_get_token): Preserve BOL flag.
272 (cpp_get_line): Remove.
273 (_cpp_backup_tokens): Remove useless abort().
274 * cppmain.c (cb_line_change): New.
275 (scan_translation_unit): Don't worry about starting new lines here.
276 * scan-decls.c (scan_decls): Update.
277 * c-lex.c (c_lex, init_c_lex): Update.
278 (cb_line_change, src_lineno): New.
280 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
282 * tree.c (append_random_chars): Generate the random
283 characters in a reproducable fashion.
285 2001-09-14 Richard Henderson <rth@redhat.com>
287 * config/i386/i386.c (internal_label_prefix): New.
288 (internal_label_prefix_len): New.
289 (override_options): Set them.
290 (local_symbolic_operand): New.
291 (legitimate_pic_address_disp_p): Use it.
292 (legitimize_pic_address): Likewise.
294 2001-09-14 Marc Espie <espie@openbsd.org>
296 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
299 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
301 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
302 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
304 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
306 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
307 invocation of SUBREG_REGNO_OFFSET.
309 * haifa-sched.c: Fix typo in FSF copyright statement.
310 * sched-deps.c: Fix typo in FSF copyright statement.
311 * sched-ebb.c: Fix typo in FSF copyright statement.
312 * sched-rgn.c: Fix typo in FSF copyright statement.
313 * sched-vis.c: Fix typo in FSF copyright statement.
315 * config.gcc: Move inclusion of arm elf specific header files
316 from the files themselves into the tm_file variable. Make
317 sure that elfos.h is included before target specific elf
319 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
321 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
322 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
323 ASM_OUTPUT_CASE_LABEL): Protect definition.
324 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
326 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
327 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
328 Remove duplicate definition.
329 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
330 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
331 (RDATA_SECTION_FUNCTION): Remove redundant definition.
332 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
333 Remove inclusion of arm/elf.h.
334 * config/arm/unknown-elf.h: as for conix-elf.h.
335 (STARTFILE_SPEC): Include crti.o and crtn.o.
336 * config/arm/linux-elf.h: as for conix-elf.h.
337 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
338 * config/arm/strongarm-elf.h: Remove inclusion of
340 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
341 * config/arm/unknown-elf-oabi.h: Remove inclusion of
342 unknown-elf.h and elf.h.
343 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
344 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
345 ASM_WEAKEN_LABEL): Remove redundant definition.
346 * config/arm/elf.h: Test for inclusion of elfos.h
347 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
348 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
349 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
350 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
351 redundant definition.
352 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
353 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
354 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
355 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
356 Add rules to build crti.o and crtn.o
357 * crti.asm: New file.
358 * crtn.asm: New file.
360 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
362 * c-parse.in (_yylex): Use _cpp_backup_tokens.
363 * cpphash.h (struct tokenrun): Add prev.
364 (struct lexer_state): Remove bol.
365 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
366 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
368 * cppinit.c (cpp_create_reader): Don't set bol.
369 (cpp_destroy): Don't free lookaheads.
370 * cpplex.c (lex_directive): Remove.
371 (next_tokenrun): Update.
372 (_cpp_lex_token): Clean up logic.
373 (lex_token): Update to return a pointer to lexed token, since it
374 can move to the start of the buffer. Simpify newline handling.
375 * cpplib.c (SEEN_EOL): Update.
376 (skip_rest_of_line): Remove lookahead stuff.
377 (end_directive): Line numbers are already incremented. Revert
378 to start of lexed token buffer if we can.
379 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
380 parse_answer): Use _cpp_backup_tokens.
381 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
382 instead. Don't check for EOL.
383 (do_include_common, do_line, do_pragma_system_header): Use
385 * cpplib.h (BOL, _cpp_backup_tokens): New.
386 * cppmacro.c (save_lookahead_token, take_lookahead_token,
387 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
388 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
389 (builtin_macro): Don't use cpp_get_line.
390 (cpp_get_line): Short term kludge.
391 (parse_arg): Handle directives in arguments here. Back up when
392 appropriate. Store EOF at end of argument list.
393 (funlike_invocation_p): Use _cpp_backup_tokens.
394 (push_arg_context): Account for EOF at end of list.
395 (cpp_get_token): Remove lookahead stuff. Update.
397 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
399 * c-parse.in (yyerror): Const-ification and/or static-ization.
400 * c-typeck.c (push_member_name): Likewise.
401 * collect2.c (main): Likewise.
402 * dbxout.c (dbxout_parms): Likewise.
403 * diagnostic.c (format_with_decl): Likewise.
404 * dwarf2out.c (output_ranges): Likewise.
405 * dwarfout.c (fundamental_type_code): Likewise.
406 * except.c (dw2_output_call_site_table): Likewise.
407 * gcc.c (do_spec_1): Likewise.
408 * genopinit.c (optabs): Likewise.
409 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
410 gen_declaration_1, handle_impent): Likewise.
411 * protoize.c (default_include, in_system_include_dir, abspath):
413 * sched-vis.c (visualize_stall_cycles): Likewise.
414 * sdbout.c (plain_type_1, sdbout_end_function,
415 sdbout_end_epilogue): Likewise.
416 * varasm.c (decode_reg_name): Likewise.
418 * 1750a.c (mod_regno_adjust): Likewise.
419 * alpha.c (alpha_write_one_linkage,
420 unicosmk_output_default_externs): Likewise.
421 * arm.c (arm_condition_codes): Likewise.
422 * arm.h (arm_condition_codes): Likewise.
423 * avr.c (output_movsisf, encode_section_info): Likewise.
424 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
426 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
427 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
428 * m88k.c (output_function_profiler): Likewise.
429 * mips.c (mips_output_conditional_branch): Likewise.
430 * ns32k.c (ns32k_out_reg_names): Likewise.
431 * ns32k.h (ns32k_out_reg_names): Likewise.
432 * pj.c (pj_output_rval): Likewise.
433 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
434 * sparc.c (sparc_flat_function_prologue,
435 sparc_flat_function_epilogue): Likewise.
437 2001-09-13 Markus Werle <numerical.simulation@web.de>
438 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
440 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
441 Aachen University of Technology".
443 2001-09-13 Andreas Schwab <schwab@suse.de>
445 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
448 2001-09-13 Richard Henderson <rth@redhat.com>
450 * config/alpha/alpha.c (small_symbolic_operand): New.
451 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
452 (some_operand, input_operand): Don't handle HIGH.
453 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
454 (alpha_expand_mov): Likewise.
455 (print_operand) [H]: Just print HIGH symbol.
456 (print_operand_address): Handle small data.
457 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
458 (TARGET_SWITCHES): Add -msmall-data/large-data.
459 (PIC_OFFSET_TABLE_REGNUM): New.
460 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
461 (PREDICATE_COES): Update.
462 * config/alpha/alpha.md (adddi_er_high): New.
463 (adddi_er_low): Handle small data.
464 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
465 prefer .sdata to .rodata.
466 (SELECT_RTX_SECTION): Likewise.
468 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
470 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
471 defining __size_t and leaving size_t undefined.
473 2001-09-12 Diego Novillo <dnovillo@redhat.com>
475 * basic-block.h (expunge_block): Declare.
476 * cfg.c (expunge_block): Remove static declaration.
478 2001-09-12 Richard Henderson <rth@redhat.com>
480 * integrate.c (copy_insn_list): Copy label name from
481 NOTE_INSN_DELETED_LABEL.
483 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
485 * c-common.c (c_tree_code_name): Const-ification.
486 * c-decl.c (c_decode_option): Likewise.
487 * c-typeck.c (warn_for_assignment): Likewise.
488 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
490 * cppinit.c (output_deps): Likewise.
491 * dependence.c (dependence_string, direction_string): Likewise.
492 * dwarf2out.c (output_ranges): Likewise.
493 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
494 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
495 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
496 standard_startfile_prefix, standard_startfile_prefix_1,
497 standard_startfile_prefix_2, tooldir_base_prefix,
498 standard_bindir_prefix, find_a_file): Likewise.
499 * genattrtab.c (make_length_attrs): Likewise.
500 * gencheck.c (tree_codes): Likewise.
501 * genemit.c (gen_split): Likewise.
502 * genrecog.c (special_mode_pred_table): Likewise.
503 * graph.c (graph_ext): Likewise.
504 * protoize (default_include): Likewise.
505 * reload.c (reload_when_needed_name): Likewise.
506 * sched-vis.c (visualize_stall_cycles): Likewise.
507 * tlink.c (recompile_files): Likewise.
508 * toplev.c (decode_g_option): Likewise.
509 * tradcpp.c (output_deps): Likewise.
510 * varasm.c (decode_reg_name): Likewise.
512 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
515 * avr.c (avr_regnames, encode_section_info): Likewise.
516 * c4x.c (float_reg_names): Likewise.
517 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
518 * elfos.h (const_section): Likewise.
519 * i386.c (ix86_comp_type_attributes): Likewise.
520 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
521 * ia64/aix.h (UNIQUE_SECTION): Likewise.
522 * ia64.c (type_names): Likewise.
523 * m68hc11.c (reg_class_names): Likewise.
524 * m88k.c (m_options): Likewise.
525 * mips.c (mips_output_conditional_branch, mips_unique_section):
527 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
528 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
529 ultra_code_names): Likewise.
530 * sparc.h (OVERRIDE_OPTIONS): Likewise.
532 2001-09-12 Jakub Jelinek <jakub@redhat.com>
534 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
535 Use --fatal-warnings option for gas.
536 * configure: Rebuilt.
538 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
540 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
542 2001-09-11 Jim Wilson <wilson@redhat.com>
544 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
546 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
548 * builtins.c (c_strlen): Treat an offset too large for a
549 HOST_WIDE_INT as out of range.
551 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
553 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
554 (EDGE_CRITICAL_P): New predicate.
555 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
557 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
558 (dump_edge_info): Remove "crit".
559 * cfganal.c (mark_critical_edges): Kill.
560 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
561 * cfgcleanup.c (cleanup_cfg): Likewise.
562 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
563 (find_spanning_tree): Likewise.
564 * reg-stack.c (convert_regs_1): Likewise.
565 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
567 * basic-block.h (create_basic_block_structure): New.
568 (create_basic_block): Update prototype.
569 (force_nonfallthru): New.
570 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
571 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
572 handle updating of block_for_insn, creating of empty BBs and BBs at
573 the end of INSN chain.
574 (create_basic_block): New function.
575 (split_block): Use create_basic_block.
576 (force_nonfallthru_and_redirect): Break out from ...; cleanup
577 (redirect_edge_and_branch_force): ... here.
578 (force_nonfallthru): New.
579 (split_edge): Rewrite to use force_nonfallthru and create_block.
580 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
581 (find_basic_blocks): Free basic_block_for_insn.
582 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
584 * cfg.c: Fix formating.
585 * cfgcleanup.c: Fix formating.
586 (merge_blocks, tail_recursion_label_p): Return bool.
587 (merge_blocks_move_predecessor_nojumps,
588 merge_blocks_move_successor_nojumps): Return void.
590 2001-09-11 Jakub Jelinek <jakub@redhat.com>
592 * configure.in: Check whether assembler supports section merging.
593 * config.in: Rebuilt.
594 * configure: Rebuilt.
595 * varasm.c (variable_section, output_constant_pool): Pass alignment
596 to SELECT_SECTION and SELECT_RTX_SECTION.
597 (mergeable_string_section): New.
598 (mergeable_constant_section): New.
599 (default_elf_asm_named_section): Output SECTION_MERGE and
600 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
601 * output.h (mergeable_string_section): New.
602 (mergeable_constant_section): New.
603 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
604 * toplev.c (flag_merge_constants): New.
605 (f_options): Add -fmerge-constants and -fmerge-all-constants
607 (toplev_main): Default to -fno-merge-constants if not optimizing.
608 * flags.h (flag_merge_constants): Add extern.
609 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
610 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
612 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
613 Define if assembler has working .subsection -1 support.
614 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
615 Put constant into special SHF_MERGE sections if the linker should
616 attempt to merge duplicates.
617 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
619 Put constant into special SHF_MERGE sections if the linker should
620 attempt to merge duplicates.
621 * config/alpha/elf.h: Likewise.
622 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
623 has working .subsection -1 support.
624 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
626 * config/svr3.h: Likewise.
627 * config/darwin.h: Likewise.
628 * config/arm/aof.h: Likewise.
629 * config/arm/linux-elf.h: Likewise.
630 * config/avr/avr.h: Likewise.
631 * config/c4x/c4x.h: Likewise.
632 * config/d30v/d30v.h: Likewise.
633 * config/i386/dgux.h: Likewise.
634 * config/i386/osfrose.h: Likewise.
635 * config/i386/sco5.h: Likewise.
636 * config/i386/svr3gas.h: Likewise.
637 * config/ia64/aix.h: Likewise.
638 * config/m32r/m32r.h: Likewise.
639 * config/m68k/m68k.h: Likewise.
640 * config/m88k/dgux.h: Likewise.
641 * config/m88k/m88k.h: Likewise.
642 * config/mcore/mcore-pe.h: Likewise.
643 * config/mips/mips.h: Likewise.
644 * config/pa/pa.h: Likewise.
645 * config/pa/pa-linux.h: Likewise.
646 * config/romp/romp.h: Likewise.
647 * config/rs6000/sysv4.h: Likewise.
648 * config/rs6000/xcoff.h: Likewise.
649 * config/s390/linux.h: Likewise.
650 * config/sparc/sparc.h: Likewise.
651 * config/sparc/sysv4.h: Likewise.
652 * config/stormy16/stormy16.h: Likewise.
653 * config/v850/v850.h: Likewise.
654 * config/vax/vms.h: Likewise.
655 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
656 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
657 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
658 default_elf_asm_named_section for SHF_MERGE sections.
660 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
662 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
665 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
667 * c-common.c (split_specs_attrs): Allow for empty attributes with
668 empty TREE_PURPOSE. Fixes PR c/4294.
670 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
672 * basic-block.h (cached_make_edge, make_single_succ): New.
673 (make_edge): Remove first parameter.
674 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
675 * cfg.c (cached_make_edge): Rename from make_edge; return newly
676 created edge; use obstack allocation.
677 (make_edge, make_single_succ_edge): New.
678 (first_removed_edge): New static variable.
679 (init_flow): Initialize first_removed_edge and n_edges.
680 (clear_edges): Use remove_edge.
681 (flow_delete_block): Likewise.
682 (remove_edge): Add removed edges to the removed edges list.
683 (split_block, redirect_edge_and_branch_force, split_edge):
685 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
686 (add_noreturn_fake_exit_edges): Likewise.
687 (connect_infinite_loops_to_exit): Liekwise.
688 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
689 Use cached_make_edge.
690 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
691 * profile.c (branch_prob): Update make_edge call.
692 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
694 2001-09-11 Richard Henderson <rth@redhat.com>
696 * config/alpha/alpha.c: Tidy formatting.
697 (local_symbolic_operand): Verify mode.
698 (alpha_sa_mask): Ignore unicos for eh_return.
699 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
700 * config/alpha/alpha.md (umk divsi patterns): Remove.
701 (extendsfdf2): Remove unicos check.
702 (tablejump): Merge vms and unicos code; always use direct set
705 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
707 * config.gcc (alpha*-*-unicosmk*): New target.
709 * config/alpha/alpha-protos.h (symbolic_operand,
710 unicosmk_add_call_info_word, unicosmk_add_extern,
711 unicosmk_defer_case_vector, unicosmk_unique_section,
712 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
713 unicosmk_asm_file_start, unicosmk_asm_file_end,
714 unicosmk_output_common): Declare.
716 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
717 direct_return, function_arg, alpha_va_start, alpha_va_arg,
718 alpha_does_function_need_gp, alpha_end_function): Support Cray
720 (alpha_init_machine_status, alpha_mark_machine_status,
721 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
722 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
723 unicosmk_asm_named_section, unicosmk_insert_attributes,
724 unicosmk_section_type_flags, symbolic_operand,
725 unicosmk_output_module_name, unicosmk_output_default_externs,
726 unicosmk_output_dex, unicosmk_output_externs,
727 unicosmk_output_addr_vec, unicosmk_ssib_name,
728 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
729 unicosmk_asm_file_end, unicosmk_output_common,
730 unicosmk_section_type_flags, unicosmk_unique_section,
731 unicosmk_add_call_info_word, unicosmk_text_section,
732 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
733 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
734 unicosmk_dex_count, unicosmk_special_name): New.
735 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
737 (get_aligned_mem, alpha_expand_unaligned_load,
738 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
739 alpha_expand_unaligned_store_words): Support big-endian mode.
740 (print_operand): Likewise. New format specifier 't'. Use
741 TARGET_AS_SLASH_BEFORE_SUFFIX.
742 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
743 (alpha_pv_save_size): Update with above change.
744 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
745 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
748 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
749 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
750 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
751 (EXTRA_CONSTRAINT): New constraint 'U'.
752 (PREDICATE_CODES): Add symbolic_operand.
754 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
755 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
756 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
757 (integer division and modulus patterns): Split in default and
759 (*divmodsi_internal, *divmoddi_internal): Disable for
761 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
762 little-endian and big-endian versions.
763 (ext, ins, msk): Likewise.
764 (extv, extzv, insv): Support big-endian mode.
765 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
766 (call_umk, call_value_umk, *call_umk, tablejump_umk,
767 *tablejump_umk_internal, *call_value_umk): New.
768 (*movdi_nofix): Add pattern for loading an address into a register on
770 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
771 (umk_mismatch_args, arg_home_umk): New.
772 (various insns): Don't use mov, fmov, nop, fnop and unop.
773 (realign): Support TARGET_ABI_UNICOSMK.
775 * config/alpha/unicosmk.h: New file.
776 * config/alpha/t-unicosmk: New file.
778 * fixinc/inclhack.def (unicosmk_restrict): New.
779 * fixinc/fixincl.x: Regenerate.
781 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
782 (wchar_t): Check for and define __WCHAR_T__.
784 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
786 * combine.c (simplify_shift_const): Treat shifts by the mode
789 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
791 * cpphash.h (struct tokenrun): New.
792 (struct cpp_context): New member bol.
793 (struct cpp_reader): New members.
794 (_cpp_init_tokenrun): New.
795 * cppinit.c (cpp_create_reader): Set up the token runs.
796 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
797 (lex_token): New internalised version of _cpp_lex_token. Don't
798 handle directives or the multiple include opimisation here any
799 more. Simply lex a token.
800 * cpplib.c (run_directive): Clear bol.
801 (_cpp_pop_buffer): Set bol.
802 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
805 2001-09-11 Michael Meissner <meissner@redhat.com>
807 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
808 give an error if the user uses -mfp32.
809 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
811 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
812 floating point register size.
813 (EXTRA_SPECS): Add CPP_FPR_SPEC.
815 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
816 HOST_WIDE_INT_PRINT_DEC to properly print the result of
818 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
819 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
821 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
823 * dbxout.c (dbxout_parms): Fix typo in comment.
824 * unroll.c (loop_find_equiv_value): Ditto.
825 * toplev.c (rest_of_compilation): Ditto.
826 * loop.c (scan_loop): Ditto.
827 * dwarf2out.c (struct dw_fde_struct): Ditto.
829 2001-09-10 Zack Weinberg <zackw@panix.com>
831 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
832 copying identifier when we're just going to throw it away.
833 (parse_identifier_slow): New routine to handle abnormal cases.
834 (_cpp_lex_token): Update call site.
836 * hashtable.c (ht_lookup): Don't assume that the string we've
837 been given is NUL-terminated.
838 * system.h: #define __builtin_expect(a, b) to (a) if not
841 2001-09-10 Michael Meissner <meissner@redhat.com>
843 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
846 2001-09-10 David Edelsohn <edelsohn@gnu.org>
848 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
850 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
852 * builtins.c (c_getstr): Correct thinko in last change and further
855 2001-09-10 Tim Freeman <tim@fungibole.com>
857 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
858 into varray's and register them as roots with the garbage
859 collector so they are not collected too soon.
861 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
863 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
865 * basic-block.h (flow_obstack, label_value_list,
866 tail_recursion_label_list): Declare
867 (tidy_fallthru_edges): Declare.
868 (expunge_block, last_loop_beg_note): Delete.
869 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
871 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
872 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
873 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
874 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
875 expunge_block, flow_delete_block, compute_bb_for_insn,
876 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
877 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
878 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
879 try_redirect_by_replacing_jump, last_loop_beg_note,
880 redirect_edge_and_branch, redirect_edge_and_branch_force,
881 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
882 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
883 commit_edge_insertions, dump_flow_info, debug_flow_info,
884 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
885 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
886 Move here from flow.c
887 * cfganal.c: New file.
888 (forwarder_block_p, can_fallthru, mark_critical_edges,
889 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
890 find_unreachable_blocks, create_edge_list, free_edge_list,
891 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
892 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
893 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
894 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
895 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
896 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
897 Move here from flow.c
898 * cfgbuild.c: New file
899 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
900 make_edges, find_basic_blocks_1, find_basic_blocks,
901 find_sub_basic_blocks): Move here from flow.c
902 * cfgcleanup.c: New file.
903 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
904 merge_blocks_move_predecessor_nojumps,
905 merge_blocks_move_successor_nojumps, merge_blocks,
906 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
907 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
908 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
910 * cfgloop.c: New file
911 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
912 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
913 flow_loop_exit_edges_find, flow_loop_nodes_find,
914 flow_loop_pre_header_scan, flow_loop_pre_header_find,
915 flow_loop_tree_node_add, flow_loops_tree_build,
916 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
917 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
918 Move here from flow.c
919 * flow.c: Remove everything moved elsewhere
920 * output.h (cleanup_cfg): Return bool.
922 * bb-reorder.c (reorder_block_def): Remove 'index'.
923 (insert_intra_1): Add argument BB, set block for new note.
924 (make_reorder_chain): Do not depdent on BB indexes.
925 (make_reorder_chain_1): Do not use BB indexes.
926 (label_for_bb): Likewise; set BB for new insn.
927 (emit_jump_to_block_after): Likewise.
928 (fixup_reoder_chain): Sanity check that all basic blocks
929 are chained; verify newly created insn chain; remove
930 undocnitional jump simplifying; Do not use BB indexes;
931 properly initialize count and frequency information;
932 dump reordered sequence.
933 (insert_intra_bb_scope_notes): update call of insert_intra_1.
934 (insert_inter_bb_scope_notes): Set block for new insn.
935 (reorder_basic_blocks): Dump flow info before reoredering.
937 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
939 * alias.c (clear_reg_alias_info): Use K&R format definition.
940 Avoid unsigned warning.
941 * builtins.c: Use "unsigned int", not "unsigned".
942 (target_char_cast): Use host_integerp and tree_low_cst.
943 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
944 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
945 (c_getstr): Likewise.
946 (std_expand_builtin_va_arg): Use int_size_in_bytes.
947 (builtin_memcpy_read_str): Avoid unsigned warning.
948 (expand_builtin_memcpy): Alignments are unsigned.
949 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
950 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
951 * predict.c (expensive_function_p): LIMIT now unsigned.
952 * resource.c (mark_target_live_regs): Make some vars unsigned.
953 * sdbout.c: Use "unsigned int", not "unsigned".
954 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
955 (sdbout_source_line): Likewise.
956 (sdbout_record_type_name): Remove "const" for NAME declaration.
957 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
959 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
961 * calls.c (store_one_arg): Expand comment.
963 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
965 * calls.c (store_one_arg): Make sure that the entire argument is
966 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
968 2001-09-09 Richard Henderson <rth@redhat.com>
970 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
972 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
974 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
976 2001-09-09 Richard Henderson <rth@redhat.com>
978 * config/alpha/alpha.c (alpha_next_sequence_number): New.
979 (alpha_this_literal_sequence_number): New.
980 (alpha_this_gpdisp_sequence_number): New.
981 (some_operand, input_operand): Add HIGH.
982 (local_symbolic_operand): New.
983 (alpha_encode_section_info): New.
984 (alpha_legitimate_address_p): Allow LO_SUM.
985 (alpha_legitimize_address): Generate HIGH+LO_SUM.
986 (alpha_expand_mov): Likewise.
987 (secondary_reload_class): Check memory_operand not general_operand
989 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
990 (alpha_expand_unaligned_store): Likewise.
991 (alpha_expand_unaligned_load_words): Likewise.
992 (alpha_expand_unaligned_store_words): Likewise.
993 (alpha_expand_block_clear): Likewise.
994 (print_operand): Handle %#, %*, %H.
995 (print_operand_address): Handle LO_SUM.
997 (alpha_does_function_need_gp): Use it.
998 (alpha_expand_block_move): Fix signed compare warnings.
999 (alpha_sa_mask, alpha_align_insns): Likewise.
1000 * config/alpha/alpha-protos.h: Update.
1001 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
1002 (MASK_EXPLICIT_RELOCS): New.
1003 (TARGET_SWITCHES): Add -mexplicit-relocs.
1004 (EXTRA_CONSTRAINT): Add 'T'.
1005 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
1006 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
1007 (ENCODE_SECTION_INFO): Out line.
1008 (REDO_SECTION_INFO_P): New.
1009 (STRIP_NAME_ENCODING): New.
1010 (ASM_OUTPUT_LABELREF): New.
1011 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
1012 (PREDICATE_CODES): Update.
1013 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
1014 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
1015 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
1016 builtin_setjmp_receiver_er, exception_receiver_1_er,
1017 call_value_osf_1_er): New patterns.
1018 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
1019 (movqi, movhi, movsi): Add explicit $31 base register to lda.
1020 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
1021 (FINAL_PRESCAN_INSN): New.
1023 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
1025 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
1027 2001-09-08 Andreas Jaeger <aj@suse.de>
1029 * i386.h (TARGET_SWITCHES): Fix description.
1031 2001-09-07 David Edelsohn <edelsohn@gnu.org>
1033 * rs6000.c (num_insns_constant): Compute number of instructions
1036 * doc/install.texi: Explain AIX exception handling work-around.
1037 Update URL for AIX fixes.
1039 2001-09-07 Jim Wilson <wilson@redhat.com>
1041 * alias.c (clear_reg_alias_info): New.
1042 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
1043 * rtl.h (clear_reg_alias_info): Declare.
1045 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1047 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
1049 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
1050 (m16m,edivm,emulm): Change declaration to match definition.
1052 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1054 * reload.c (push_reload): Check for subreg_lowpart_p instead of
1055 SUBREG_BYTE being 0 when determining if the inner part of a subreg
1058 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1060 * c-common.c (signed_or_unsigned_type): Handle machine mode types
1061 which have no corresponding C type.
1062 * fold_const.c (target_isinf,target_isnan,target_negative): Update
1063 the representation of 64-bit doubles to work with 64-bit ints.
1065 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
1067 * config/mips/mips.c (override_options): Do not override ISA when ABI
1068 specified if MIPS_CPU_STRING_DEFAULT was specified.
1070 2001-09-07 Richard Henderson <rth@redhat.com>
1072 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
1073 (express_from_1): Wrap lines.
1074 * rtlanal.c (commutative_operand_precedence): Rename from
1075 operand_preference; export.
1076 * rtl.h: Declare it.
1077 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
1078 (simplify_binary_operation): Invoke simplify_plus_minus on
1079 (CONST (PLUS ...)) as well.
1080 (struct simplify_plus_minus_op_data): New.
1081 (simplify_plus_minus_op_data_cmp): New.
1082 (simplify_plus_minus): Use them. Avoid infinite recursion with
1083 simplify_binary_operation wrt CONST.
1085 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
1087 * h8300-protos.h (general_operand_dst_push): Remove.
1088 * h8300.c (general_operand_dst_push): Likewise.
1089 * h8300.h (OK_FOR_T): Likewise.
1090 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
1091 * h8300.md (pushqi_h8300): New.
1092 (pushqi_h8300hs): Likewise.
1094 (pushhi_h8300): Likewise.
1095 (pushhi_h8300hs): Likewise.
1098 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1100 * genattrtab.c (attr_printf): First arg is unsigned.
1101 Clean up formatting of callers.
1103 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
1105 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
1108 2001-09-07 Andreas Jaeger <aj@suse.de>
1110 * i386.h (TARGET_SWITCHES): Fix descriptions.
1112 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1114 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
1116 2001-09-06 Ira Ruben <ira@apple.com>
1118 Remove OP_IDENTIFIER.
1119 * tree.def (OP_IDENTIFIER): Remove.
1120 * tree.c (tree_node_kind enum): Remove op_id_kind.
1121 (tree_node_kind_names): Remove "op_identifiers".
1122 (make_node): Remove OP_IDENTIFIER test.
1123 (build_op_identifier): Removed because it isn't being used.
1124 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
1125 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
1127 2001-09-06 Richard Henderson <rth@redhat.com>
1129 * simplify-rtx.c (simplify_binary_operation): Revert last change.
1131 2001-09-06 Richard Henderson <rth@redhat.com>
1133 * simplify-rtx.c (simplify_binary_operation): Simplify contents
1136 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1138 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
1139 number used for CR register.
1141 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
1142 Joern Rennecke (amylaar@cygnus.com)
1144 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
1145 * h8300.c (initial_offset): Handle offset between RP and FP.
1146 (h8300_return_addr_rtx): New function.
1147 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
1149 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
1150 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
1151 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
1152 (CAN_ELIMINATE, REGISTER_NAMES):
1153 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
1155 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
1157 Remove TYPE_NONCOPIED_PARTS.
1158 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
1159 (struct tree_type): Remove noncopied_parts.
1160 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
1161 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
1162 (fixed_type_p): Remove.
1163 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
1164 (expand_expr, MODIFY_EXPR): Likewise.
1165 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
1166 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
1168 2001-09-06 Alan Modra <amodra@bigpond.net.au>
1170 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
1172 (mask64_operand): Likewise.
1173 (includes_rldic_lshift_p): Likewise.
1174 (includes_rldicr_lshift_p): Likewise.
1176 2001-09-05 Ziemowit Laski <zlaski@apple.com>
1178 * objc/objc-act.c (build_message_expr): If a class method cannot
1179 be found, do not issue a warning if a corresponding instance
1180 method exists in the root class.
1182 2001-09-05 Richard Henderson <rth@redhat.com>
1184 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
1186 2001-09-05 Zack Weinberg <zack@codesourcery.com>
1188 * function.c (ggc_mark_struct_function): Mark f->outer.
1189 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
1190 * integrate.c (output_inline_function): ... not here.
1192 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
1194 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
1196 * i386.c (size_cost): New static variable.
1197 (override_function): Use size_cost when -Os is specified.
1199 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
1200 properly; Use current_function_calls_eh_return.
1201 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
1202 use leave to avoid depdendancy chain.
1204 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
1205 get BB loop_depth instead of computing it from LOOP notes.
1207 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
1209 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
1211 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1212 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
1213 UNALIGNED_DOUBLE_INT_ASM_OP): Define
1215 2001-09-05 Jeffrey A Law (law@cygnus.com)
1216 Jason Merrill (jason@redhat.com)
1218 * stor-layout.c (layout_type): Complain if an array's size can
1219 not be represented in a size_t.
1221 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
1223 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
1225 * gcc.c: (process_command) Add parentheses around assignment
1226 used as truth value.
1228 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
1230 * config/mips/mips.c (save_restore_insns): Don't mark any register
1231 save slots as unchanging if current_function_calls_eh_return.
1233 2001-09-05 Richard Henderson <rth@redhat.com>
1235 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
1236 * config/alpha/alpha-protos.h: Declare it.
1237 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
1238 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
1239 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
1240 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
1241 (REG_OK_FOR_BASE_P): Select one of the above.
1243 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
1245 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
1246 (crti.o): Prefix name of object file with $(T).
1249 2001-09-05 David S. Miller <davem@redhat.com>
1251 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
1252 * config/sparc/linux64.h: Likewise.
1254 2001-09-05 Andreas Jaeger <aj@suse.de>
1256 * doc/invoke.texi (i386 Options): -mwide-multiply is not
1257 available anymore, remove the documentation.
1258 (i386 Options): Fix typo, cleanup index entries.
1260 * prefix.c (concat): Remove, we can use the version from liberty.
1262 2001-09-05 Richard Henderson <rth@redhat.com>
1264 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
1265 New functions split out of md file expanders.
1266 * config/alpha/alpha-protos.h: Declare them.
1267 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
1269 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
1271 * cppmacro.c (funlike_invocation_p): No need to restore context.
1273 2001-09-04 Richard Henderson <rth@redhat.com>
1275 * reload.c (push_reload): Export.
1276 * reload.h (push_reload): Declare it.
1278 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
1279 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1280 * config/alpha/alpha.c (alpha_legitimize_address): New.
1281 (alpha_legitimize_reload_address): Likewise.
1282 * config/alpha/alpha-protos.h: Declare them.
1284 2001-09-04 Stan Shebs <shebs@apple.com>
1286 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
1287 * config/darwin.c (machopic_stub_name): Account for internally
1288 generated lib calls such as memcpy.
1290 2001-09-04 Richard Henderson <rth@redhat.com>
1292 * unwind.h (_UA_END_OF_STACK): New flag.
1293 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
1295 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
1297 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
1299 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
1301 * config/mips/mips.c (save_restore_insns): Change base_offset to
1302 fp_offset in second call to mips_emit_frame_related_store.
1304 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
1306 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
1307 sometimes be represented as a NOTE of type
1308 NOTE_INSN_DELETED_LABEL.
1309 (Insns): Document NOTE_INSN_DELETED_LABEL.
1311 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
1313 * c-common.h (tree_dump_index): Add more comments.
1314 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
1315 (dump_option_value_info): New struct.
1316 (dump_options): New array.
1317 (dump_switch_p): Parse switch options symbolically.
1318 * doc/invoke.texi (-fdump-ast): Rename to ...
1319 (-fdump-tree): ... here. Document that options are symbolic, and
1320 not all are applicable.
1322 2001-09-04 David S. Miller <davem@redhat.com>
1324 * config/sparc/sparc.md (define_splits): Kill constraints.
1326 Cleanup redundant and unused insn attributes.
1327 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
1328 binary, and move. Mark ialu as default.
1329 (commented out define_function_unit "alu"): Kill.
1330 (define_attr "use_clobbered"): Kill.
1331 (whole file): Kill address insn type references. Replace
1332 all unary/binary/move references with ialu.
1333 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
1334 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
1337 Simplify length insn attribute and make more judicious use
1338 of insn attribute defaulting.
1339 * config/sparc/sparc.md (all insns with length > one): Mark as
1340 insn type multi if real instructions, else use default if
1341 it is a forced splitter.
1342 (all insns with length == one): Use default insn length.
1343 (all insns of type ialu): Use default insn type.
1345 Fix erroneous insn attribute settings.
1346 (addx): Set insn type to misc.
1347 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
1348 const_umulsidi3_sp64): Set insn type to imul.
1350 Track SFmode vs DFmode insns according to UltraSPARC
1352 * config/sparc/sparc.md ("fptype"): New attribute, default
1354 (all DFmode single insns): Mark as fptype "double".
1356 2001-09-03 Jakub Jelinek <jakub@redhat.com>
1358 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
1360 2001-09-03 Richard Henderson <rth@redhat.com>
1362 * function.h (struct function): Add arg_pointer_save_area_init.
1363 * function.c (expand_function_end): Init arg_pointer_save_area.
1364 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
1365 when called from a nested function.
1367 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
1369 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
1372 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1374 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
1376 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
1378 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
1379 (emit_push_insn): Use specified padding direction when
1380 STACK_PUSH_CODE is POST_INC.
1382 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
1384 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1386 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
1388 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
1390 * cppinit.c (cpp_start_read): Free the imacros list as we
1391 traverse it. Don't free the chains before returning.
1392 (_cpp_push_next_buffer): Only try pushing buffers if we've
1393 completed -imacros handling.
1395 2001-08-31 Eric Christopher <echristo@redhat.com>
1397 * gcc.c (handle_braces): Add explaination for abort.
1399 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
1401 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
1402 move adjustment of bitpos instead.
1404 2001-08-31 Zack Weinberg <zack@codesourcery.com>
1406 * function.c: Remove all_functions. Make outer_function_chain
1408 (init_function_start): Don't add new function structure to
1410 (find_function_data, push_function_context_to,
1411 pop_function_context_from, put_var_into_stack,
1412 trampoline_address): Update for changed structure element names.
1413 (push_function_context_to): Disentangle.
1414 (free_after_compilation): Also free F.
1415 (expand_dummy_function_end): Don't free cfun here.
1416 (put_var_into_stack): Comment why we can't use find_function_data here.
1417 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
1418 (mark_function_chain): Split into maybe_mark_struct_function and
1419 ggc_mark_struct_function. Export the latter.
1420 (init_function_once): Mark from cfun and outer_function_chain;
1423 * function.h (struct function): Kill next_global. Rename next
1424 to outer. All users updated to match.
1425 (all_functions, outer_function_chain): Don't declare.
1427 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
1428 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
1429 don't touch f->inlinable, after calling rest_of_compilation.
1431 * tree.h: Forward-declare struct function. Prototype
1432 ggc_mark_struct_function.
1434 2001-08-31 Kazu Hirata <kazu@hxi.com>
1436 * config/h8300/h8300.md (*andorhi3): Fix typos.
1438 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1440 * calls.c (emit_library_call_value): Don't use a fixed
1441 argument after VA_CLOSE, i.e. out of scope in traditional C.
1443 * emit-rtl.c (gen_rtvec): Likewise.
1445 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1447 * Makefile.in (c-pragma.o): Depend on output.h.
1448 (reorg.o): Depend on except.h.
1450 * c-pragma.c: Include output.h.
1452 * reorg.c: Include except.h.
1454 * unwind-dw2.c: Call __builtin_alloca, not alloca.
1456 2001-08-31 Richard Henderson <rth@redhat.com>
1458 * sched-deps.c (add_dependence): Don't elide dependancy if the
1459 conditional used by insn is modified in elem.
1461 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
1463 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
1465 2001-08-31 Diego Novillo <dnovillo@redhat.com>
1467 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
1470 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
1472 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
1474 (stormy16_asm_out_constructor): New function.
1475 (TARGET_ASM_CONSTRUCTOR): Define.
1476 (TARGET_ASM_DESTRUCTOR): Define.
1478 2001-08-31 Andreas Jaeger <aj@suse.de>
1480 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
1481 * loop.c (add_label_notes): Likewise.
1482 * reload.c (find_reloads): Likewise.
1483 * config/sh/sh.c (machine_dependent_reorg): Likewise.
1485 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
1487 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
1488 code here. Take _Unwind_{W,Sw}ord*.
1489 (read_encoded_value_with_base): Use them.
1490 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
1492 (extract_cie_info): Simplify read_?leb128 handling.
1493 (execute_stack_op, execute_cfa_program): Likewise.
1494 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
1496 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
1498 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
1499 the frame pointer to pop the stack if convenient.
1501 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
1502 Don't use post-increment before combine.
1503 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
1504 a call-saved register.
1506 2001-08-31 Andreas Jaeger <aj@suse.de>
1508 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
1511 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
1513 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
1514 not DIV/MOD, of course.
1516 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
1518 * rtl.def: Undo my patch commited 2001-08-27.
1520 * genattrtab.c: Ditto.
1524 * sched-int.h: Ditto.
1526 * target-def.h: Ditto.
1530 * haifa-sched.c: Ditto.
1532 * sched-rgn.c: Ditto.
1534 * sched-vis.c: Ditto.
1536 * Makefile.in: Ditto.
1538 * doc/md.texi: Ditto.
1540 * doc/tm.texi: Ditto.
1542 * doc/contrib.texi: Ditto.
1544 * doc/gcc.texi: Ditto.
1546 * genattrtab.h: Remove it.
1548 * genautomata.c: Remove it.
1550 * genattr.c: Undo my patch and Richard Henderson's patch commited
1553 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
1555 * config.gcc (h8300-*-elf*): New case.
1556 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
1557 (SUBTARGET_CPP_SPEC): Define.
1558 (EXTRA_SPECS): Define.
1559 (SUBTARGET_EXTRA_SPECS): Define.
1560 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
1561 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
1563 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
1565 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
1566 (LIB2FUNCS_EXTRA): Define.
1567 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
1568 config/h8300/fixunssfsi.c: New file.
1570 2001-08-30 Kazu Hirata <kazu@hxi.com>
1572 * config/h8300/h8300.md (zero_extendqihi2): Changes to
1573 define_expand to accomodate target-specific attributes.
1574 (anonymous zero_extendqihi2 patterns): New.
1576 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
1578 * h8300.md (*andorhi3): New pattern.
1580 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
1582 * h8300.c (dosize): Fix test for "sub".
1584 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
1586 * c-typeck.c (pointer_diff): Try to eliminate common term before
1589 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
1591 * config/arm/arm.c (arm_compute_initial_elimination_offset):
1592 Account for the saves of the FP registers.
1594 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
1595 (TEXT_SECTION_ASM_OP): Define.
1596 (INIT_SECTION_ASM_OP): Define.
1597 (FINI_SECTION_ASM_OP): Define.
1598 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
1599 (RDATA_SECTION_FUNCITON): Provide prototype.
1601 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
1603 * reload1.c (move2add_note_store): Correct typo checking for
1606 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
1608 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
1609 note should not be considered outside the libcall block.
1611 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1613 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
1615 2001-08-29 Kazu Hirata <kazu@hxi.com>
1617 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
1619 2001-08-29 Kazu Hirata <kazu@hxi.com>
1621 * config/h8300/h8300-protos.h: Add a prototype for
1623 * config/h8300/h8300.c (emit_logical_op): New.
1624 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
1631 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1633 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
1634 comparison with rtx INTVAL.
1635 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
1637 * pa.h (FUNCTION_ARG_SIZE): Likewise.
1639 2001-08-29 Kazu Hirata <kazu@hxi.com>
1641 * config/h8300/lib1funcs.asm: Update the copyright. Fix
1644 2001-08-29 Kazu Hirata <kazu@hxi.com>
1646 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
1647 (reg n) to (mem (pre_dec (reg n))
1648 (anonymous movsi pattern): Likewise.
1650 2001-08-29 Kazu Hirata <kazu@hxi.com>
1652 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
1654 2001-08-29 Kazu Hirata <kazu@hxi.com>
1656 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
1657 several special constants.
1659 2001-08-29 Kazu Hirata <kazu@hxi.com>
1661 * config/h8300/lib1funcs.asm: Fix comment typos.
1663 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1665 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
1666 Fix format specifier warnings.
1668 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
1669 inet_makeaddr, semctl): Prototype.
1671 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
1672 (save_restore_insns): Use base_offset, not gp_offset.
1674 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
1675 (ASM_OUTPUT_BYTE): Fix format specifier warning.
1677 2001-08-29 Richard Henderson <rth@redhat.com>
1679 * bb-reorder.c (function_tail_eff_head): New.
1680 (record_effective_endpoints): Set it.
1681 (fixup_reorder_chain): Use it.
1683 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1685 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
1687 2001-08-28 Dale Johannesen <dalej@apple.com>
1689 * config/darwin.c (machopic_function_base_name): Add const
1690 qualifier to a string.
1691 (darwin_encode_section_info): Ditto.
1693 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1695 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
1696 function definition.
1698 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
1700 * df.h (struct df): Add rts_order variable.
1702 * df.c (df_visit_next_rts): New function.
1703 (df_visit_next): Renamed to df_visit_next_rc
1704 (df_analyse_1): Allocate/compute/free rts_order as well.
1705 (df_rd_global_compute): Use df_visit_next_rc instead of
1707 (df_ru_global_compute): Use df_visit_next_rts instead of
1710 * flow.c (flow_reverse_top_sort_order_compute): New function.
1712 * basic-block.h: Add prototype.
1714 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
1716 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
1717 blocks, the BB_REACHABLE is now set, rather than aux being
1718 non-NULL. Update the test to reflect this.
1720 2001-08-28 Eric Christopher <echristo@redhat.com>
1722 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
1723 config/mips/crti.asm: Ditto.
1725 2001-08-28 Eric Christopher <echristo@redhat.com>
1726 Richard Henderson <rth@redhat.com>
1728 * c-pragma.h (add_weak): Move prototype from here...
1729 * output.h (add_weak): ... to here.
1730 * varasm.c (add_weak): Fix typo.
1731 * config/mips/crti.asm: New file.
1732 * config/mips/crtn.asm: Ditto.
1733 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
1734 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
1735 (INVOKE__main): Ditto.
1736 (INIT_SECTION_ASM_OP): New.
1737 (FINI_SECTION_ASM_OP): Ditto.
1738 (STARTFILE_SPEC): Add crti.
1739 (ENDFILE_SPEC): Add crtn.
1740 * config/mips/elf64.h: Same.
1741 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
1743 * config/mips/vxworks.h: Ditto.
1744 * config/mips/t-elf: Support crti and crtn.
1746 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
1748 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
1751 2001-08-28 Richard Henderson <rth@redhat.com>
1753 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
1754 (one_cmplbi2 splitter): Remove redundant test.
1756 2001-08-28 Dale Johannesen <dalej@apple.com>
1758 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
1760 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
1762 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
1764 2001-08-28 Stan Shebs <shebs@apple.com>
1766 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
1767 (UNALIGNED_SHORT_ASM_OP): Define.
1768 (UNALIGNED_INT_ASM_OP): Define.
1770 2001-08-28 Will Cohen <wcohen@redhat.com>
1772 * config/rs6000/rs6000.md (store_multiple): Correct RTL
1773 generation for first set.
1775 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1777 * flow.c (redirect_edge_succ_nodup): Return new edge.
1778 (try_simplify_condjump): Use new edge.
1779 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
1781 * cse.c (cse_basic_block): Skip note instructions.
1783 2001-08-27 Richard Henderson <rth@redhat.com>
1785 * combine.c (combine_simplify_rtx): Don't reverse condition
1786 if there is no reverse for the condition.
1787 (simplify_comparison): Don't simplify subregs from INT to FP.
1789 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
1790 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
1791 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
1792 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
1793 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
1794 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
1796 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1798 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
1799 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
1801 (adddi_dilshr32, adddi_dishl32): Only data register can be
1802 source for mem destination.
1804 * expmed.c (store_bit_field): Ignore adjustment to bitpos
1805 and use bitnum to decide about register move.
1807 2001-08-27 Richard Henderson <rth@redhat.com>
1809 * genattr.c (main): Emit state_t even when not doing scheduling.
1811 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1812 Richard Henderson <rth@redhat.com>
1814 * gcse.c (reg_first_set, reg_last_set): Replace with ...
1815 (reg_avail_info, current_bb): ... these.
1816 (oprs_unchanged_p, record_last_reg_set_info): Use them.
1817 (compute_hash_table): Likewise.
1819 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1821 * flow.c (verify_flow_info): Use checksums to verify edges.
1823 2001-08-27 Richard Henderson <rth@redhat.com>
1825 * genautomata.c (expand_automata): Always create a description.
1827 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
1829 * optabs.c (expand_binop): Correctly handle the carry in multiword
1830 add/subtract operations.
1832 2001-08-27 Fred Fish <fnf@be.com>
1834 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
1837 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
1839 * reload.c (find_reloads_toplev): Back out this change:
1841 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
1843 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
1844 mem if the address is a mode_dependent_address_p.
1846 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
1848 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
1849 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
1850 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
1853 * genattr.c (main): New variable num_insn_reservations. Increase
1854 it if there is DEFINE_INSN_RESERVATION. Output automaton based
1855 pipeline hazard recognizer interface.
1857 * genattrtab.h: New file.
1859 * genattrtab.c: Include genattrtab.h.
1860 (attr_printf, check_attr_test, make_internal_attr,
1861 make_numeric_value): Move protypes into genattrtab.h. Define them
1863 (num_dfa_decls): New global variable.
1864 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
1865 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
1866 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
1867 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
1869 * genautomata.c: New file.
1871 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
1873 * sched-int.h: (curr_state): Add the external definition for
1874 automaton pipeline interface.
1875 (haifa_insn_data): Add comments for members blockage and units.
1877 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
1878 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
1879 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
1880 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
1881 TARGET_SCHED_DFA_POST_CYCLE_INSN,
1882 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
1883 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
1885 (TARGET_SCHED): Use the new macros.
1887 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
1888 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
1889 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
1890 dfa_bubble): New members in gcc_target.sched.
1892 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
1893 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
1894 (insn_queue): Redefine it as pointer to array.
1895 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
1897 (max_insn_queue_index_macro_value): New variable.
1898 (curr_state, dfa_state_size, ready_try): New varaibles for
1899 automaton interface.
1900 (ready_element, ready_remove, max_issue): New function prototypes
1901 for automaton interface.
1902 (choose_ready): New function prototype.
1903 (insn_unit, blockage_range): Add comments.
1904 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
1905 FUNCTION_UNITS_SIZE == 0.
1906 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
1907 actual_hazard, potential_hazard): Add comments.
1908 (insn_cost): Use cost -1 as undefined value. Remove
1909 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
1911 (ready_element, ready_remove): New functions for automaton
1913 (schedule_insn): Add new code for automaton pipeline interface.
1914 (queue_to_ready): Add new code for automaton pipeline interface.
1915 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
1916 (debug_ready_list): Print newline when the queue is empty.
1917 (max_issue): New function for automaton pipeline interface.
1918 (choose_ready): New function.
1919 (schedule_block): Add new code for automaton pipeline interface.
1920 Print ready list before scheduling each insn.
1921 (sched_init): Add new code for automaton pipeline interface.
1922 Initiate insn cost by -1.
1923 (sched_finish): Free the current automaton state and finalize
1924 automaton pipeline interface.
1926 * sched-rgn.c: Include target.h.
1927 (init_ready_list, new_ready, debug_dependencies): Add new code for
1928 automaton pipeline interface.
1930 * sched-vis.c: Include target.h.
1931 (get_visual_tbl_length): Add code for automaton interface.
1932 (target_units, print_block_visualization): Add comments.
1934 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
1935 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
1936 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
1937 (getruntime.o, genautomata.o): New entries.
1938 (genattrtab.o): Add new dependency file genattrtab.h.
1939 (genattrtab): Add new dependencies. Link it with `libm.a'.
1940 (getruntime.o, hashtab.o): New entries for canadian cross.
1942 * doc/md.texi: Description of automaton based model.
1944 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
1946 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
1947 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
1948 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
1949 TARGET_SCHED_DFA_POST_CYCLE_INSN,
1950 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
1951 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
1952 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
1954 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
1955 MAX_DFA_ISSUE_RATE): New macro descriptions.
1957 * doc/contrib.texi: Add dfa based scheduler contribution.
1959 * doc/gcc.texi: Add more information about genattrtab.
1961 2001-08-27 Diego Novillo <dnovillo@redhat.com>
1963 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
1966 2001-08-27 Richard Henderson <rth@redhat.com>
1968 * function.c (expand_function_end): Don't init arg_pointer_save_area.
1969 (get_arg_pointer_save_area): New. Create an init it here.
1970 (fix_lexical_addr): Use it.
1971 * function.h: Declare it.
1972 * builtins.c (expand_builtin_setjmp_receiver): Use it.
1973 * stmt.c (expand_nl_goto_receiver): Use it.
1975 2001-08-27 Richard Henderson <rth@redhat.com>
1977 * final.c (final_scan_insn): Don't enter APP_ON mode for
1980 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
1981 alignment for assemble_integer for DW_EH_PE_aligned.
1982 * except.c (output_function_exception_table): Likewise.
1984 2001-08-26 Andreas Jaeger <aj@suse.de>
1986 * c-tree.h: Add prototyp for c_sizeof_nowarn.
1988 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
1990 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
1992 2001-08-27 Alan Modra <amodra@bigpond.net.au>
1994 * config/rs6000/rs6000.c (mask_operand): Rewrite without
1996 (mask64_operand): Likewise.
1997 (rldic_operand): Delete.
1998 (includes_lshift64_p): Delete.
1999 (includes_rldic_lshift_p): New function.
2000 (includes_rldicr_lshift_p): New function.
2001 (print_operand): Don't call rldic_operand in case 'W'.
2002 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
2003 (includes_lshift64_p): Remove.
2004 (includes_rldic_lshift_p): Declare.
2005 (includes_rldicr_lshift_p): Declare.
2006 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
2007 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
2008 Replace match_operand rldic_operand predicate with
2009 const_int_operand. Replace includes_lshift64_p condition with
2010 includes_rldic_lshift_p.
2011 <ashldi3_internal 64 bit rldicr patterns>: New.
2013 2001-08-27 Andreas Jaeger <aj@suse.de>
2015 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
2016 * errors.c: Likewise.
2017 * final.c: Likewise.
2018 * dwarf2asm.c: Likewise.
2019 * doprint.c (checkit): Likewise.
2020 * diagnostic.c: Likewise.
2021 * collect2.c: Likewise.
2022 * calls.c: Likewise.
2023 * c-semantics.c (build_stmt): Likewise.
2024 * c-format.c (status_warning): Likewise.
2025 * c-errors.c (pedwarn_c99): Likewise.
2026 * builtins.c (validate_arglist): Likewise.
2027 * config/pj/pj.c (pj_printf): Likewise.
2028 * fix-header.c: Likewise.
2030 * gcov.c (fnotice): Likewise.
2031 * gensupport.c (message_with_line): Likewise.
2032 * mips-tfile.c: Likewise.
2033 * protoize.c (notice): Likewise.
2034 * read-rtl.c (fatal_with_file_and_line): Likewise.
2035 * rtl-error.c: Likewise.
2036 * tradcpp.c: Likewise.
2038 * cp/tree.c (build_min_nt): Likewise.
2039 (build_min): Likewise.
2040 * cp/lex.c: Likewise.
2041 * cp/errfn.c: Likewise.
2042 * cp/rtti.c (create_pseudo_type_info): Likewise.
2044 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
2046 * df.c (df_uses_record): Return after recording all uses
2049 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
2051 * df.c (df_insn_modify): Realloc the INSN table here, if
2052 necessary, here, too.
2054 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
2056 * config/mips/mips.c (mips_function_value): Handle complex return
2059 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
2061 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
2063 * reload.c (make_memloc): Copy result if it is still
2064 reg_equiv_memory_loc[regno] on return.
2065 (subst_reloads) [ENABLE_CHECKING]: Check that none of
2066 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
2067 reg_equiv_mem are modified by the substitutions.
2069 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
2071 * predict.c (expensive_function_p): New.
2072 * rtl.h (expensive_function_p): Declare.
2073 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
2074 (use_fast_prologue_epilogue): New static variable.
2075 (expand_prologue): Set it; emit short prologues if unset.
2076 (expand_epilogue): Likewise.
2078 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
2080 * config.gcc: Add stormy16-*-elf case.
2081 * config/stormy16/stormy-abi: New file.
2082 * config/stormy16/stormy16-lib2.c: New file.
2083 * config/stormy16/stormy16-protos.h: New file.
2084 * config/stormy16/stormy16.c: New file.
2085 * config/stormy16/stormy16.h: New file.
2086 * config/stormy16/stormy16.md: New file.
2087 * config/stormy16/t-stormy16: New file.
2089 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
2091 * i386.h (no-accumulate-outgoing-args): Use proper mask.
2093 2001-08-24 David Edelsohn <edelsohn@gnu.org>
2095 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
2096 descriptor members are pointer size, not constant 4.
2097 * config/rs6000/rs6000.md (define_splits): Remove more unused
2100 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2102 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
2104 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
2106 * cp/rtti.c (VPARAMS): Fix parameter.
2108 2001-08-24 Zack Weinberg <zackw@panix.com>
2110 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
2112 (mode_for_extraction): No need for #ifdefs. Add default-case abort
2114 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
2115 in if controlling use of insv.
2116 (extract_bit_field): Likewise, for extv and extzv.
2118 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2120 * i386.md (movcc peep2): Fix load of 0.
2122 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2124 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
2125 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
2127 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
2129 * c-pragma.h: Move weak_syms and weak_decls...
2130 * varasm.c: ...here. Now static.
2131 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
2132 depend on HANDLE_PRAGMA_WEAK.
2134 * c-common.c (c_alignof, c_alignof_expr): Move here...
2135 * c-typeck.c: ...from here.
2136 * c-tree.h, c-common.h: Adjust.
2138 2001-08-23 Bernd Schmidt <bernds@redhat.com>
2140 * config/ia64/ia64.c (rws_update): If !pred, set write_count
2141 instead of incrementing it.
2143 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
2144 asm ready, don't try to move them all into the same array element.
2146 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
2148 * function.c (thread_prologue_and_epilogue_insns): Avoid
2149 fallthru flag on edge to exit.
2151 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
2153 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
2156 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
2158 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
2159 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
2160 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
2163 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
2165 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
2166 replace "GNU CC" with "GCC".
2168 2001-08-23 Richard Henderson <rth@redhat.com>
2170 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
2171 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
2172 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
2173 Need GR between FR and not GR_AND_FR.
2174 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
2175 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
2176 AR regs before GR regs.
2177 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
2178 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
2179 (REGISTER_MOVE_COST): Update.
2180 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
2182 2001-08-23 Richard Henderson <rth@redhat.com>
2184 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
2187 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
2189 * reload1.c (emit_reload_insns): Don't look for notes
2190 on a NULL store_insn.
2192 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2194 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
2195 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
2196 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
2197 format specifier warnings.
2198 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
2200 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
2202 * config/i386/i386-protos.h: Correct declaration of
2203 i386_pe_asm_named_section.
2205 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
2207 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
2209 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
2211 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
2213 * cpperror.c (print_location): Don't show _Pragma.
2214 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
2215 and file change callback generation here.
2216 (stack_include_file): Update use of cpp_push_buffer.
2217 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
2218 (struct cpp_buffer): Remove type, pfile members.
2219 * cppinit.c (cpp_handle_option): Use free_chain.
2220 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
2221 (skip_escaped_newlines, get_effective_char, lex_percent): Take
2222 a cpp_reader rather than a cpp_buffer.
2223 (skip_escaped_newlines, get_effective_char, skip_block_comment,
2224 skip_line_comment, parse_string, lex_percent, lex_dot,
2225 _cpp_lex_token): Update accordingly.
2226 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
2228 (cpp_push_buffer): Update prototype.
2229 (run_directive): Update use of cpp_push_buffer.
2230 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
2231 handle_assertion): Update use of run_directive.
2232 * cpplib.h (enum cpp_buffer_type): Remove.
2233 (cpp_push_buffer): Update prototype.
2234 * fix-header.c (read_scan_file): Update.
2236 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2238 * gcc.c (struct prefix_list): Change prefix to const char *.
2240 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2242 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
2244 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
2246 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
2249 * jump.c (squeeze_notes): Take parms by reference. Handle END being
2252 * ifcvt.c (dead_or_predicable): Adjust.
2253 * loop.c (find_and_verify_loops): Adjust.
2254 * stmt.c (expand_end_case): Adjust.
2255 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
2256 head and end insn pointers in the basic block, not just local copies.
2257 (merge_blocks_move_predecessor_nojumps): Likewise.
2259 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
2261 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
2262 bitmap.h, builtin-types.def, builtins.c, builtins.def,
2263 c-aux-info.c, c-common.c, c-common.def, c-common.h,
2264 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
2265 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
2266 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
2267 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
2268 conditions.h, config.gcc, configure.frag, configure.in,
2269 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
2270 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
2271 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
2272 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
2273 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
2274 emit-rtl.c, errors.c, errors.h, except.c, except.h,
2275 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
2276 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
2277 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
2278 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
2279 gencheck.c, gencodes.c, genconfig.c, genemit.c,
2280 genextract.c, genflags.c, gengenrtl.c, genmultilib,
2281 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
2282 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
2283 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
2284 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
2285 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
2286 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
2287 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
2288 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
2289 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
2290 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
2291 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
2292 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
2293 params.h, predict.c, predict.def, predict.h, prefix.c,
2294 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
2295 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
2296 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
2297 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
2298 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
2299 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
2300 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
2301 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
2302 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
2303 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
2304 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
2305 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
2306 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
2307 xcoffout.h: replace "GNU CC" with "GCC".
2309 2001-08-21 Richard Henderson <rth@redhat.com>
2311 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
2312 (final_scan_insn): Consider jump tables data even if we have no
2313 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
2315 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
2316 (ASM_OUTPUT_CASE_END): Remove.
2317 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
2318 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
2319 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
2321 2001-08-21 Richard Henderson <rth@redhat.com>
2323 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
2324 at barrier insns. Emit stop bits before barriers.
2326 * flow.c (flow_find_cross_jump): Don't consider unconditional
2327 return insns for commoning.
2329 * final.c (compute_alignments): Fix typo.
2331 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
2332 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
2333 (store_bit_field): Use mode_for_extraction more places.
2334 (extract_bit_field): Likewise.
2336 2001-08-21 Zack Weinberg <zackw@panix.com>
2338 * caller-save.c: Don't include insn-codes.h.
2339 (reg_save_code, reg_restore_code): Make arrays of int.
2340 All uses updated to match.
2341 (insert_save, insert_restore): No need to initialize "code"
2342 variable upon declaration.
2343 * Makefile.in: update dependencies; fix typo in clean rule.
2345 2001-08-21 Richard Henderson <rth@redhat.com>
2347 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
2348 (merge_if_block): Handle fallout from same.
2350 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2352 * builtins.c (type_to_class): Fix typo in last change.
2354 2001-08-21 Richard Henderson <rth@redhat.com>
2356 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
2357 ia64_asm_output_label.
2359 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
2360 copy of gp while the real gp register contains garbage.
2362 2001-08-21 Zack Weinberg <zackw@panix.com>
2364 * expmed.c (mode_for_extraction): New function.
2365 (store_bit_field, extract_bit_field): Use it.
2366 * expr.h: Prototype it and provide an enum for its first argument.
2368 * combine.c, function.c, recog.c: Don't include insn-codes.h.
2369 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
2370 and digging through the insn_data tables.
2371 * Makefile.in: Update dependencies.
2373 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
2375 * cppfiles.c (stack_include_file): line-map.c now handles include
2377 (handle_missing_handler): Similarly.
2378 (_cpp_execute_include): Similarly.
2379 (_cpp_pop_file_buffer): Similarly.
2380 * cpphash.h (struct cpp_reader): Remove system_include_depth,
2381 buffer_stack_depth and include_depth.
2382 * cpplib.c (do_include_common): line-map.c now handles include depth.
2383 (cpp_push_buffer): Similarly.
2384 (_cpp_pop_buffer): Similarly.
2385 * cppmacro.c (builtin_macro): Update.
2386 * line-map.c (init_line_maps): Set depth.
2387 (add_line_map): Increment "used" earlier. Update and use the
2389 (trace_include): Use the include depth.
2390 * line-map.h (struct line_maps): New member depth.
2392 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2394 * cppfiles.c (stack_include_file): Don't handle -H here.
2395 * cppinit.c (cpp_start_read): Set include tracing after
2396 cpp_post_options and after stacking the main file.
2397 * line-map.c (trace_include): New.
2398 (init_line_maps, add_line_map): Update.
2399 * line-map.h (struct line_maps): New member trace_includes.
2401 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2403 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
2404 * cppfiles.c (stack_include_file): Only stack a file if there
2405 is something to do. Return a boolean indicating whether a
2406 buffer was stacked or not.
2407 (_cpp_execute_include): Similarly.
2408 (_cpp_read_file): Similarly.
2409 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
2411 2001-08-21 Sam Steingold <sds@gnu.org>
2413 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
2414 (RECACHE): keep obufp_before_macroname up to date
2416 2001-08-21 Zack Weinberg <zackw@panix.com>
2418 * stmt.c: Don't include insn-codes.h.
2419 (expand_end_case): Machine specific logic moved to expr.c.
2420 No need to worry about __builtin_classify_type.
2421 (check_for_full_enumeration_handling, emit_case_nodes):
2424 * builtins.o (expand_builtin_classify_type): Split up so code
2425 can be shared with fold_builtin_classify_type.
2426 (type_to_class, fold_builtin_classify_type): New functions.
2427 (fold_builtins): Handle __builtin_classify_type.
2429 * expr.c (do_tablejump): Now static.
2430 (case_values_threshold, try_casesi, try_tablejump): New;
2431 code mostly from stmt.c (expand_end_case).
2432 (expr.h): Update prototypes.
2434 * Makefile.in (stmt.o): Update dependencies.
2436 2001-08-21 Will Cohen <wcohen@redhat.com>
2438 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
2439 declaration of variable i.
2440 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
2441 declaration of variable i.
2443 2001-08-21 Richard Henderson <rth@redhat.com>
2445 * crtstuff.c: Fix thinko last change. Move list tails to start
2446 of CRT_END section. Tidy ifdefs.
2447 (__EH_FRAME_BEGIN__): Always static for ELF.
2448 (__do_global_ctors_1): Rename from __frame_dummy.
2449 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
2450 name change; don't hide __EH_FRAME_BEGIN__.
2452 2001-08-21 Richard Henderson <rth@redhat.com>
2454 * gdbinit.in: Move break on exit after break on fancy_abort.
2456 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
2459 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2461 * cpphash.h (_cpp_push_next_buffer): New.
2462 * cppinit.c (do_includes): Remove.
2463 (push_include, free_chain, _cpp_push_next_buffer): New.
2464 (cpp_start_read): Use them to rework command line option handling.
2465 (cpp_handle_option): Combine handling of -include and -imacros.
2466 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
2467 appropriate. Always insert missing \n at EOF.
2468 * cpplib.c (start_directive): Get the directive position right.
2469 * cppmain.c (cb_file_change): Always print the first line, unless
2472 2001-08-20 Andreas Jaeger <aj@suse.de>
2474 * profile.c (compute_branch_probabilities): Remove extra new-line
2476 * flow.c (verify_flow_info): Likewise.
2478 2001-08-20 Diego Novillo <dnovillo@redhat.com>
2480 * basic-block.h (basic_block): Add new field 'flags'.
2481 (BB_REACHABLE): Define.
2482 (expunge_block): Declare.
2483 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
2484 (EXIT_BLOCK_PTR): Ditto.
2485 (expunge_block): Remove static declaration.
2486 (cleanup_cfg): Clear bb->aux on every basic block.
2487 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
2488 computing reachability.
2489 (delete_unreachable_blocks): Delete block b if b->flags has
2492 2001-08-20 Diego Novillo <dnovillo@redhat.com>
2494 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
2496 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2498 * sparc.c (sparc_variable_issue): Fix typo in last change.
2500 2001-08-20 Richard Henderson <rth@redhat.com>
2502 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
2504 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
2506 * pa.h (RETURN_IN_MEMORY): Improve comment.
2508 2001-08-20 Janis Johnson <janis187@us.ibm.com>
2510 * doc/invoke.texi (Profiling options): Clarify the interactions
2511 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
2513 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
2515 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
2518 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2520 * gcc.c (make_relative_prefix): Allocate a sufficiently large
2523 2001-08-20 Richard Henderson <rth@redhat.com>
2525 * final.c (end_final): Fix typo last change.
2527 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
2529 * cppinit.c (init_standard_includes): The returned buffer
2530 is already malloc-ed.
2531 * gcc.c (add_prefix): Similarly.
2532 * prefix.c (translate_name): Update to support clear buffer
2534 (update_path): Similarly. Be sure to free any newly allocated
2535 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
2537 * prefix.h (update_path): Update prototype and document.
2538 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
2539 up and update to new buffer ownership rules.
2540 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
2542 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
2544 * final.c (compute_alignments): New function.
2545 (init_insn_lengths): Do not care label_align.
2546 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
2547 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
2548 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
2549 (shorted_branches): Realloc label_align array; do
2550 not call init_insn_lengths; Do not care about loop alignments.
2551 * output.h (compute_alignments): Declare.
2552 * toplev.c (rest_of_compilation): Call compute_alignments.
2553 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
2555 * predict.c (block_info_def): Add npredecesors, remove nvisited;
2556 change visited to tovisit.
2557 (propagate_freq): Use faster traversing algorithm.
2558 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
2559 to tovisit; reverse meaning.
2561 * predict.c (struct block_info_def): Remove nvisited.
2562 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
2563 (estimate_bb_frequencies): Call mark_dfs_back_edges.
2565 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
2567 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
2568 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
2569 (TARGET_FUSED_MADD): New.
2570 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
2571 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
2572 the multiply-add instructions.
2574 2001-08-19 Richard Henderson <rth@redhat.com>
2576 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
2577 is aligned to pointer size.
2579 2001-08-19 Richard Henderson <rth@redhat.com>
2581 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
2582 display markers during final schedule.
2584 2001-08-19 Richard Henderson <rth@redhat.com>
2586 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
2588 2001-08-19 Richard Henderson <rth@redhat.com>
2590 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
2592 (ASM_NAME_TO_STRING): Remove.
2593 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
2594 in the same string. Remove support for expressions.
2596 2001-08-19 Richard Henderson <rth@redhat.com>
2598 * config/i386/i386.md (tablejump): Make an expander; handle
2599 pic relative addressing here.
2600 (tablejump_1): Rename from tablejump_pic.
2603 2001-08-19 Richard Henderson <rth@redhat.com>
2605 * regclass.c (fix_register): Fix typo.
2607 2001-08-18 Richard Henderson <rth@redhat.com>
2609 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
2610 (struct _Unwind_Context): Expand br_loc to hold it.
2611 (uw_frame_state_for): Handle leaf functions better.
2612 (uw_update_reg_address): Update for br_loc change.
2614 2001-08-18 Richard Henderson <rth@redhat.com>
2616 * crtstuff.c: Move list heads before code that uses them.
2617 (__JCR_LIST__): Remove initial null.
2618 (frame_dummy, __frame_dummy): Do java registration here ...
2619 (__do_global_ctors_aux): ... not here.
2621 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
2622 (__do_global_dtors_aux): Update to match.
2623 (__JCR_LIST__, __do_jv_register_classes): New.
2625 * config/ia64/crtend.asm (__JCR_END__): New.
2626 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
2627 instead of an indirect LTOFF22 reloc.
2629 2001-08-18 Richard Henderson <rth@redhat.com>
2631 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
2632 * regclass.c (init_reg_sets_1): Fix typo.
2633 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
2634 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
2635 (ia64_compute_frame_size): Make ar.unat live when in use.
2636 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
2637 for ar.pfs; remove ar.unat handling.
2638 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
2640 (PREDICATE_CODES): Add ar_pfs_reg_operand.
2641 * config/ia64/ia64-protos.h: Update decls.
2642 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
2643 (sibcall_pic): Likewise.
2645 2001-08-18 Richard Henderson <rth@redhat.com>
2647 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
2648 pred_rel_mutex when searching for insn_group_barrier.
2649 * config/ia64/ia64.md (cycle_display): Combine the expander
2652 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
2653 bit before asm as needed.
2655 2001-08-18 Richard Henderson <rth@redhat.com>
2657 * timevar.def (TV_MACH_DEP): New.
2658 * toplev.c (rest_of_compilation): Use it.
2659 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
2661 2001-08-18 Zack Weinberg <zackw@panix.com>
2663 * unwind-dw2.c (execute_stack_op): Add default aborts to
2664 the inner switches to prevent warnings.
2666 2001-08-18 Richard Henderson <rth@redhat.com>
2668 * timevar.h (struct timevar_time_def): Change element type to float.
2669 (ticks_to_msec, clocks_to_msec): Likewise.
2670 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
2671 (get_time): Likewise.
2672 (timevar_print): Adjust zero check and printing to match.
2674 2001-08-18 Zack Weinberg <zackw@panix.com>
2676 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
2677 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
2678 Eliminate overfull or underfull hboxes.
2680 2001-08-18 Zack Weinberg <zackw@panix.com>
2682 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
2684 2001-08-18 Zack Weinberg <zackw@panix.com>
2686 * haifa-sched.c: Convert to target hooks. Macros replaced
2687 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
2688 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
2689 MD_SCHED_FINISH, and HAVE_cycle_display.
2690 * target-def.h (TARGET_SCHED_ADJUST_COST,
2691 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
2692 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
2693 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
2694 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
2695 New hook #defines to be overridden.
2696 (TARGET_SCHED): Bring them all together.
2697 (TARGET_INITIALIZER): Update.
2698 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
2699 instead of 'struct rtx_def *' throughout.
2700 (struct sched): New set of hooks for the scheduler.
2701 * Makefile.in (haifa-sched.o): Depend on target.h.
2702 * doc/tm.texi: Document the new scheduler hooks, together in
2703 their own section, instead of scattered around.
2704 Fix a bunch of underfull/overfull hboxes.
2706 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
2707 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
2708 sparc.h: Don't define any of the old scheduler macros.
2710 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
2711 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
2712 sparc.c: Create hook functions from code extracted from
2713 corresponding target header, or make existing hooks static, as
2714 appropriate. Set the appropriate entries in targetm.
2716 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
2717 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
2718 rs6000-protos.h, s390-protos.h, sparc-protos.h:
2719 Remove prototypes for functions which are now static.
2721 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
2722 related gunk; the Haifa scheduler is now the only choice.
2724 2001-08-18 Zack Weinberg <zackw@panix.com>
2726 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
2727 * genopinit.c: Put floating point divide insns in sdiv_optab.
2728 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
2729 * config/gofast.h, config/c4x/c4x.h,
2730 config/ia64/hpux_longdouble.h, config/mips/mips.h,
2731 config/pa/long_double.h, config/rs6000/sysv4.h,
2732 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
2733 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
2734 (init_optabs): Use init_optabv for overflow-trapping optabs.
2735 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
2736 cmp_optab RTX codes so have_insn_for can find them.
2738 * optabs.c (expand_simple_binop, expand_simple_unop,
2739 have_insn_for, gen_sub3_insn): New interfaces.
2740 * expr.h: Prototype new functions.
2741 (enum optab_methods): Move here from optabs.h.
2743 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
2744 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
2745 Use new functions instead of working directly with optabs.
2746 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
2747 unroll.c: Don't include optabs.h.
2748 * caller-save.c, combine.c, function.c, stmt.c: Just include
2749 insn-codes.h, not optabs.h.
2750 * Makefile.in: Update dependencies.
2752 * combine.c (make_compound_operation, simplify_comparison):
2753 Fix typos testing for this or that instruction.
2755 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2757 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
2758 generating libgcc.a.
2760 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2762 * except.c (TYPE_HASH): Delete.
2764 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
2767 * tree.c (TYPE_HASH): Delete.
2769 * tree.h (TYPE_HASH): Define.
2771 2001-08-18 Graham Stott <grahams@redhat.com>
2773 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
2775 (adddi3_internal_2+2): Likewise.
2776 (eh_set_lr_di+1): Likewise.
2778 2001-08-17 Richard Henderson <rth@redhat.com>
2780 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2781 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
2782 * dwarf2asm.c: ... here.
2783 * dwarfout.c: Remove them.
2785 * varasm.c (assemble_integer): Add align parameter.
2786 (assemble_real, output_constant, output_constructor): Likewise.
2787 * output.h: Update decls.
2788 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
2789 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
2790 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
2791 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
2792 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
2795 * final.c (end_final): Abort profile block generation if we
2796 havn't layed it out properly.
2797 * output.h (assemble_eh_integer): Remove stale decl.
2798 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
2800 (assemble_integer): Handle unaligned data.
2801 (assemble_real): Abort on unaligned data.
2802 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
2804 (default_dtor_section_asm_out_destructor): Use assemble_align.
2805 (default_named_section_asm_out_constructor): Likewise.
2806 (default_ctor_section_asm_out_constructor): Likewise.
2807 * config/darwin.c (machopic_asm_out_constructor): Likewise.
2808 (machopic_asm_out_destructor): Likewise.
2809 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
2810 (nextstep_asm_out_destructor): Likewise.
2811 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
2812 (vms_asm_out_destructor): Likewise.
2814 2001-08-17 Richard Henderson <rth@redhat.com>
2816 * config/mips/iris6.h (TARGET_IRIX6): New.
2817 (current_section_name, current_section_flags): New.
2818 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
2819 (MAX_OFILE_ALIGNMENT): New.
2820 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
2821 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
2822 (copy_file_data): Split out from
2823 (mips_asm_file_end): ... here.
2824 (mips_asm_file_start): Remove extra .section directive. Use
2825 tmpfile instead of mips_make_temp_file.
2826 (mips_unique_section): Use const char * as needed for warnings.
2827 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
2828 re-add align parameter.
2829 (iris6_asm_named_section): New.
2830 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
2831 (iris6_asm_output_align, iris6_section_align_1): New.
2832 (iris6_asm_file_start, iris6_asm_file_end): New.
2833 * config/mips/mips-protos.h: Update decls.
2835 2001-08-17 Janis Johnson <janis187@us.ibm.com>
2837 * doc/install.texi (Install GCC): Add links to build status pages.
2839 (Final install): Ditto; request updates for specific info
2841 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
2843 * cpperror.c (print_location): Don't take a file name; use the
2845 (_cpp_begin_message): Similarly.
2846 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
2847 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
2848 (cpp_pedwarn_with_file_and_line): Remove.
2849 * cppfiles.c (stack_include_file): Update; set filename to stdin
2850 here when appropriate.
2851 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
2852 (_cpp_begin_message): Don't take a file name.
2853 * cppinit.c: Add comment.
2854 * cpplex.c: Fix end-of-directive indicator.
2855 * cpplib.c: Don't include intl.h.
2856 (run_directive, do_diagnostic): Update.
2857 (do_line): Update to not use nominal_fname.
2858 (cpp_push_buffer): Don't take a filename.
2859 * cpplib.h (struct ht): Remove.
2860 (cpp_push_buffer): Don't take a filename.
2861 (cpp_pedwarn_with_file_and_line): Remove.
2862 * cppmacro.c (struct cpp_macro): Remove file.
2863 (builtin_macro): Update.
2864 (_cpp_create_definition): Update.
2865 * cppmain.c: Correct comment.
2866 * fix-header.c (read_scan_file): Update.
2868 2001-08-17 Kazu Hirata <kazu@hxi.com>
2870 * sbitmap.c: Fix comment formatting.
2871 * sched-deps.c: Likewise.
2872 * sibcall.c: Likewise.
2873 * simplify-rtx.c: Likewise.
2875 * ssa-ccp.c: Likewise.
2876 * stor-layout.c: Likewise.
2877 * timevar.c: Likewise.
2878 * toplev.c: Likewise.
2879 * unwind-dw2.c: Likewise.
2880 * unwind-dw2-fde.c: Likewise.
2881 * varasm.c: Likewise.
2883 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
2885 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
2886 or larger than an integer in memory.
2888 2001-08-17 Zack Weinberg <zackw@panix.com>
2890 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
2891 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
2892 * rtl.h: Don't forward-declare union tree_node here. Don't
2893 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
2894 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
2895 and tree respectively.
2896 * tree.h: Don't forward-declare struct rtx_def here. Don't
2897 typedef tree here. Change all uses of struct rtx_def *,
2898 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
2899 and tree respectively.
2901 2001-08-17 Richard Henderson <rth@redhat.com>
2903 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
2904 config/mips/openbsd.h: Fix typos last change.
2906 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2908 * doc/invoke.texi (Optimize Options): The default for
2909 -finline-limit is 600.
2911 2001-08-17 Richard Henderson <rth@redhat.com>
2913 * varasm.c (text_section): Allow TEXT_SECTION to override the
2914 printing of TEXT_SECTION_ASM_OP.
2915 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
2916 (DATA_SECTION, BSS_SECTION): Remove.
2917 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
2918 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
2919 Rename from s/_NAME//.
2920 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
2921 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
2922 (TEXT_SECTION): ... here. New.
2923 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
2924 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
2925 * config/mips/openbsd.h: Likewise.
2926 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
2927 (mips_asm_file_end): Likewise test.
2928 (mips_output_function_epilogue): Likewise. Switch back to data
2929 section after emitting the function.
2931 * doc/tm.texi (Sections): Document TEXT_SECTION.
2933 2001-08-17 Richard Henderson <rth@redhat.com>
2935 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
2936 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
2938 2001-08-17 Richard Henderson <rth@redhat.com>
2940 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
2941 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
2942 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
2943 Add aligned attribute.
2945 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
2947 * config/sh/sh.md: Add modes to unspecs in first insn to match
2948 those in the second.
2950 * Makefile.in: Fix collect2 copy for Cygwin.
2952 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
2954 Install the proper patch.
2955 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
2956 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
2957 (expand_function_start): Likewise.
2958 * stmt.c (expand_decl): Likewise.
2959 * varasm.c (make_decl_rtx): Likewise.
2961 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
2963 * final.c: Undo my previous accidental checkin.
2964 * output.h: Likewise.
2965 * tm.texi: Likewise.
2967 2001-08-16 Richard Henderson <rth@redhat.com>
2969 * varasm.c (named_section_flags): Remove align parameter.
2970 * varasm.c, dwarf2out.c: Update all callers.
2971 * output.h: Update prototypes.
2973 * target.h (target.asm_out.named_section): Remove align parameter.
2974 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
2975 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
2976 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
2977 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
2978 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
2980 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
2981 (get_named_section_flags, set_named_section_flags): New.
2982 (named_section_flags): Use them.
2983 (named_section): Do decl vs section flags check here...
2984 (default_section_type_flags): ... not here.
2985 (init_varasm_once): Create in_named_htab.
2986 (resolve_unique_section): Mark reloc unused.
2988 2001-08-16 Richard Henderson <rth@redhat.com>
2990 * varasm.c (force_const_mem): Keep pool alignment in bits.
2991 (output_constant_pool): Use assemble_align.
2993 2001-08-16 Zack Weinberg <zackw@panix.com>
2995 * doc/tm.texi: Remove extra @table command.
2997 2001-08-16 Zack Weinberg <zackw@panix.com>
2999 * final.c (shorten_branches): Clear the end of the label_align
3000 array only if we made it larger. Break up messy expressions
3003 * diagnostic.c (internal_error): Check for error recursion
3004 before doing ICE suppression.
3006 * timevar.c: Timing variables now count in milliseconds.
3007 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
3008 (get_time): Not here.
3009 (timevar_print): Don't print any timer whose user, cpu, and
3010 wall times are all zero as displayed.
3011 * timevar.h: Update comment aboout units. Make timevar
3014 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
3016 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
3017 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
3018 (expand_function_start): Likewise.
3019 * stmt.c (expand_decl): Likewise.
3020 * varasm.c (make_decl_rtx): Likewise.
3022 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
3024 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
3025 (finalize_record_size): Don't set TYPE_USER_ALIGN.
3027 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3029 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
3032 2001-08-16 Andreas Jaeger <aj@suse.de>
3034 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
3037 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
3039 * rtl.h (only_sets_cc0_p): New prototype.
3040 * jump.c (sets_cc0_p): Handle INSN.
3041 (only_sets_cc0_p): New function.
3042 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
3043 (tidy_fallthru_edge): Likewise.
3044 * integrate.c (copy_insn_list): Likewise.
3045 * unroll.c (unroll_loop): Likewise.
3046 (copy_loop_body): Likewise.
3048 2001-08-15 Jason Eckhardt <jle@redhat.com>
3050 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
3052 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
3054 * predict.c (struct block_info_def): Remove nvisited.
3055 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
3056 (estimate_bb_frequencies): Call mark_dfs_back_edges.
3058 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
3059 (ix86_adjust_cost): Teach scheduler that latency to load operand can
3062 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
3064 * predict.def: Update hitrates.
3066 2001-08-15 Richard Henderson <rth@redhat.com>
3068 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
3070 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
3072 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
3073 note from its associated jump.
3075 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3077 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
3078 also on 64-bit s390x targets.
3080 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
3082 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
3084 (arm_expand_prologue): Handled nested functions which take a
3085 variable argument list.
3086 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
3087 macro with an invocation of
3088 arm_compute_initial_elimination_offset.
3089 * config/arm/arm-protos.h: Prototype
3090 arm_compute_initial_elimination_offset.
3092 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3094 * doc/install.texi (Specific, avr): Fix markup.
3095 (Specific, c4x): Ditto.
3097 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3099 * predict.c (dump_prediction): Change `bool' parameter to `int'.
3101 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
3103 * Makefile.in (OBJS): Add rtl-error.o
3104 (rtl-error.o): New rule.
3105 (diagnostic.o): Adjust dependency.
3106 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
3107 error_for_asm, _fatal_insn, _fatal_insn_not_found,
3108 warning_for_asm): Move to...
3109 rtl-error.c: ...here. New file.
3111 2001-08-14 Richard Henderson <rth@redhat.com>
3113 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
3114 if USING_SJLJ_EXCEPTIONS.
3116 2001-08-14 Steve Ellcey <sje@cup.hp.com>
3118 * tlink.c (scan_linker_output): Check string for unsatisfied in
3119 addition to undefined and unresolved.
3121 2001-08-14 Graham Stott <grahams@redhat.com>
3123 * libgcc2.c (*): Replace EH_FRAME_SECTION with
3124 EH_FRAME_SECTION_NAME.
3126 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
3128 * genattrtab.c (simplify_test_exp_in_temp): New function.
3129 (simplify_test_exp): Avoid explicit use of temporary obstack.
3130 (simplify_cond, insert_right_side, evaluate_eq_attr,
3131 simplify_and_tree, simplify_or_tree, eliminate_known_true):
3132 Use simplify_test_exp_in_temp.
3133 (optimize_attrs): Iterate until expression stabilizes.
3135 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
3137 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
3138 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
3140 2001-08-13 Richard Henderson <rth@redhat.com>
3142 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
3143 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
3144 * config/arm/conix-elf.h: Likewise.
3146 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
3148 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
3150 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
3152 * gcse.c (hash_scan_set): Expressions that are set as part of
3153 jump instructions are not available.
3155 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3157 * config/s390/s390.c (print_operand, s390_function_prologue,
3158 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
3160 2001-08-13 Richard Henderson <rth@redhat.com>
3162 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
3163 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
3164 * doc/tm.texi (Exception Region Output): Document it.
3166 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
3168 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
3169 DWARF2 instead of stabs by default.
3171 2001-08-13 David Edelsohn <edelsohn@gnu.org>
3173 * config/rs6000/rs6000.c: Include optabs.h.
3175 2001-08-13 David Edelsohn <edelsohn@gnu.org>
3177 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
3178 save/restore routines.
3179 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
3181 2001-08-13 Andreas Jaeger <aj@suse.de>
3183 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
3184 the english is correct.
3186 2001-08-13 Zack Weinberg <zackw@panix.com>
3188 * expr.h: Split out optab- and libfunc-related code to...
3189 * optabs.h, libfuncs.h: ... these new headers.
3191 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
3193 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
3195 * mkconfig.sh: Don't include insn-codes.h from config.h.
3197 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
3198 enum insn_code is available. Move reload_in_optab and
3199 reload_out_optab array declarations to optabs.h.
3200 * regmove.c (gen_add3_insn): Move to optabs.c, export from
3201 there, prototype in expr.h.
3202 * gencodes.c: Cleanup: zap global variables, don't use
3203 printf where puts will do, don't bother defining MAX_INSN_CODE
3204 which nothing uses, let CODE_FOR_nothing get its value implicitly.
3206 * genemit.c, genopinit.c: Include optabs.h in generated file.
3207 * genoutput.c: Include insn-codes.h in generated file.
3208 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
3209 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
3210 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
3211 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
3212 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
3213 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
3215 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
3216 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
3217 config/m88k/m88k.c, config/sparc/sparc.c:
3219 * reload.c: Include expr.h and optabs.h before reload.h.
3220 * config/alpha/alpha.c: Include tree.h before reload.h.
3221 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
3222 and reload.h in that order.
3223 * config/sparc/sparc.c: Include debug.h.
3224 * recog.c: Include insn-codes.h.
3226 2001-08-13 Andreas Jaeger <aj@suse.de>
3228 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
3231 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
3233 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
3234 * gcc.c (init_spec): Fix typo in comment.
3235 * varasm.c (data_section): Fix typo in comment.
3237 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
3239 * predict.c (dump_prediction): New argument "USED".
3240 (combine_predictions_for_insn): Determine the used heuristics,
3241 output the case no heuristic applied.
3242 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
3244 2001-08-13 Andreas Jaeger <aj@suse.de>
3246 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
3249 2001-08-13 Kazu Hirata <kazu@hxi.com>
3251 * jump.c: Fix formatting.
3253 2001-08-13 Kazu Hirata <kazu@hxi.com>
3255 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
3258 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
3260 * loop.c (check_dbra_loop): Use condjump_label to compute
3263 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
3264 to better document the files they're in.
3266 2001-08-12 Zack Weinberg <zackw@panix.com>
3268 * recog.h (struct insn_operand_data): Shrink 'mode' field
3271 2001-08-12 Kazu Hirata <kazu@hxi.com>
3273 * gcc.c: Fix comment formatting.
3274 * gccspec.c: Likewise.
3277 * genemit.c: Likewise.
3278 * gengenrtl.c: Likewise.
3279 * genrecog.c: Likewise.
3280 * gensupport.c: Likewise.
3281 * ggc-page.c: Likewise.
3282 * global.c: Likewise.
3283 * graph.c: Likewise.
3284 * ifcvt.c: Likewise.
3285 * integrate.c: Likewise.
3287 * libgcc2.c: Likewise.
3289 * mbchar.c: Likewise.
3290 * optabs.c: Likewise.
3291 * predict.c: Likewise.
3292 * prefix.c: Likewise.
3293 * profile.c: Likewise.
3294 * protoize.c: Likewise.
3296 * recog.c: Likewise.
3297 * regclass.c: Likewise.
3298 * regmove.c: Likewise.
3299 * reg-stack.c: Likewise.
3300 * reload1.c: Likewise.
3301 * resource.c: Likewise.
3302 * rtlanal.c: Likewise.
3305 2001-08-12 Kazu Hirata <kazu@hxi.com>
3307 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
3308 a tree representing a constant is passed to the macro.
3310 2001-08-12 Richard Henderson <rth@redhat.com>
3312 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
3313 (rs6000_elf_asm_out_destructor): New.
3314 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
3315 (DTORS_SECTION_ASM_OP): Remove.
3316 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3317 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
3319 2001-08-12 David Edelsohn <edelsohn@gnu.org>
3322 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3323 * gcc.c (set_collect_gcc_options): New function, split out from
3325 Ignore elided switches.
3326 (do_spec_1): Invoke before executing command.
3327 (set_input): Export.
3328 Move declaration ...
3329 * gcc.h (set_input): ... here.
3330 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
3333 2001-08-12 Richard Henderson <rth@redhat.com>
3335 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
3336 thinko wrt TARGET_RELOCATABLE.
3338 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
3340 * fix-header.c (cb_file_change): Update prototype.
3342 2001-08-11 Zack Weinberg <zackw@panix.com>
3344 * toplev.c (set_float_handler): Make static.
3345 * toplev.h: Don't prototype set_float_handler.
3347 * simplify-rtx.c: Don't include setjmp.h.
3348 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
3350 (simplify_unary_operation, simplify_binary_operation): Use them,
3351 via do_float_handler.
3353 * fold-const.c: Don't include setjmp.h.
3354 (exact_real_inverse_1): New function.
3355 (exact_real_inverse): Use it, via do_float_handler.
3357 * varasm.c: Don't include setjmp.h.
3358 (assemble_real_1): New function.
3359 (assemble_real): Use it, via do_float_handler.
3360 Call internal_error if we get a trap here.
3362 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
3363 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
3365 2001-08-11 Zack Weinberg <zackw@panix.com>
3367 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
3368 STACK_BOUNDARY if not already defined.
3370 * calls.c, function.c, reload1.c, explow.c: Don't default
3371 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
3372 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
3374 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
3377 * doc/tm.texi: Document that STACK_BOUNDARY is required;
3378 clarify difference between it and PREFERRED_STACK_BOUNDARY.
3380 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3382 * cppmacro.c (enter_macro_context): Push macro expansions even
3385 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3387 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
3388 (rs6000_elf_section_type_flags): Actually return a value.
3390 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
3392 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
3393 Clean up code: add missing comments and prototypes, fix warnings,
3394 remove obsolete code, fix spacing to conform to coding style.
3396 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
3398 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
3399 and TARGET_ASM_CLOSE_PAREN.
3400 (regclass_map): CC register belongs to class NO_REGS.
3401 (legitimize_pic_address): Don't generate unnecessary moves
3402 (to avoid confusing loop optimization).
3403 (check_and_change_labels): Replace jump_long by indirect_jump.
3404 (s390_final_chunkify): Don't start a new literal pool on section
3405 switch in 64-bit code.
3406 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
3408 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
3409 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
3410 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
3412 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
3413 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
3414 (CONST_COSTS): Fixed incorrect costs.
3416 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
3417 Use emit_jump instead of emit_jump_insn (gen_jump).
3418 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
3419 (to avoid confusing flow analysis).
3420 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
3421 (casesi, casesi_jump): New.
3422 (jump_long): Removed. Functionality merged into indirect_jump.
3423 (indirect_jump): Accept address_operand, not just register_operand.
3424 (cjump_long, icjump_long): Use same logic as indirect_jump.
3425 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
3426 Fixed broken setjmp/longjmp handling.
3427 (do_builtin_setjmp_setup): Removed.
3429 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
3430 broken GNU as versions that don't accept .quad with large
3431 negative values. Use hexadecimal output instead.
3432 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
3433 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
3434 FUNCTION_EPILOGUE): Removed. Now in targetm.
3436 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
3438 * config/s390/fixdfdi.h: Add missing copyright statement.
3439 Fix type conflicts on 64-bit. Add missing SFmode routines.
3441 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
3444 2001-08-11 Richard Henderson <rth@redhat.com>
3446 * rtl.h (REG_EH_RETHROW): Remove.
3447 * rtl.c (reg_note_name): Update.
3448 * combine.c (distribute_notes): Don't check for it.
3450 2001-08-11 Richard Henderson <rth@redhat.com>
3452 * combine.c (distribute_notes): Place REG_SETJMP.
3454 2001-08-11 Richard Henderson <rth@redhat.com>
3456 * doc/extend.texi (Arrays and pointers implementation): Discourage
3457 relying on sign-extension of pointers.
3459 2001-08-11 H.J. Lu <hjl@gnu.org>
3461 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
3463 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
3464 RDATA_SECTION_ASM_OP.
3466 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3468 * doc/install.texi (Specific, c4x): Fix cross-reference to the
3469 main manual to work both for info and HTML versions.
3471 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3472 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3474 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
3475 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
3476 (struct cpp_pool): New member first.
3477 * cppinit.c (append_include_chain): Plug memory leaks.
3478 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
3479 Allocate pragma structures from the (aligned) macro pool to
3480 avoid leaking memory.
3481 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
3482 so we don't leak memory.
3483 * hashtable.c (ht_destroy): New.
3484 * hashtable.h (ht_destroy): New.
3486 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3487 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3489 * c-lex.c (map): Make const.
3490 (cb_file_change): Update for callback passing a line map.
3491 Don't assume we have a previous map. Remove sanity check
3492 about popping too many files.
3493 * cpperror.c (print_location): Make map const.
3494 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
3495 (cpp_make_system_header): Similarly.
3496 (search_from): Similarly.
3497 (_cpp_execute_include): Don't remember where we came from.
3498 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
3499 (struct cpp_reader): Make map const.
3500 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
3501 * cpplib.c (do_line): Update; line maps now hold sysp.
3502 (cpp_push_buffer): Similarly.
3503 (_cpp_do_file_change): Similarly; callback with map instead.
3504 (cpp_get_line_maps): Constify return value.
3505 (_cpp_pop_buffer): Update.
3506 * cpplib.h (struct cpp_file_change): Remove.
3507 (struct cpp_callbacks): Update.
3508 (cpp_get_line_maps): Constify return value.
3509 * cppmacro.c (_cpp_create_definition): Update.
3510 * cppmain.c (struct printer): Constify map.
3511 (maybe_print_line): Similarly.
3512 (print_line): Similarly. Deduce flags 1 and 2 here.
3513 (cb_file_change): Update.
3514 * line-map.c (free_line_maps): Warn regardless.
3515 (add_line_map): Return pointer to const. When passed NULL to_file
3516 with LC_LEAVE, use the obvious values for the return point so the
3517 caller doesn't have to figure them out.
3518 (lookup_line): Return pointer to const.
3519 (print_containing_files): Take pointer to const.
3520 * line-map.h (struct line_map): New members reason, sysp.
3521 (add_line_map): Return pointer to const.
3522 (lookup_line): Similarly.
3523 (print_containing_files): Take pointer to const.
3525 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
3526 Richard Henderson <rth@redhat.com>
3528 * regmove.c (regmove_optimize): Avoid setting a register twice in
3531 2001-08-10 Richard Henderson <rth@redhat.com>
3533 * doc/extend.texi (Arrays and pointers implementation): Document
3534 behavior of pointer/integer conversion.
3536 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
3538 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
3540 2001-08-10 Richard Henderson <rth@redhat.com>
3542 * doc/extend.texi (C Implementation): New chapter.
3543 * doc/gcc.texi (Top): Link it in.
3545 2001-08-10 Andrew Cagney <ac131313@redhat.com>
3547 * doc/install.texi (Specific): Fix CVS merge botch.
3549 2001-08-10 Richard Henderson <rth@redhat.com>
3551 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
3552 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
3554 2001-08-10 Zack Weinberg <zackw@stanford.edu>
3556 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
3557 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
3558 this macro is now required.
3560 * cselib.c (cselib_process_insn), flow.c (propagate_block),
3561 loop.c (find_and_verify_loops), reload.c (reload): Check
3562 for rtx code of CALL_INSN, not CALL, when deciding if we
3563 need to check for REG_SETJMP note.
3565 * gcse.c (compute_hash_table, compute_store_table): Update
3566 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
3569 * config/avr/avr.c: Fix typo.
3570 * config/convex/convex.c (expand_movstr): Use adjust_address.
3571 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
3573 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
3574 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
3576 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
3577 Do define STACK_BOUNDARY.
3578 * config/i370/i370.c: Include expr.h.
3579 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
3580 config/pa/som.h, config/v850/v850.h: Take in_ctors and
3581 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
3582 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
3583 * config/m88k/m88k.c: Include c-tree.h after expr.h.
3584 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
3585 * config/romp/romp.c: Include expr.h after tree.h.
3587 (output_fpop): Use xmalloc, not oballoc.
3588 * config/we32k/we32k.c: Include expr.h.
3590 2001-08-10 Kazu Hirata <kazu@hxi.com>
3592 * config/h8300/h8300.h: Fix formatting.
3594 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
3596 * c-common.h (RETURN_NULLIFIED_P): Lose.
3597 * c-semantics.c (genrtl_return_stmt): Don't check it.
3599 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3601 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
3602 (mips_annotate_frame_insn): New function.
3603 (mips_emit_frame_related_store): New function.
3604 (save_restore_insns): Don't mark instructions that set up the base
3605 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
3606 the store instructions instead.
3607 (mips_expand_prologue): If the stack size is moved into a temporary
3608 register, do not mark that move as frame-related. Add a
3609 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
3611 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3613 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
3614 stack slot as unchanging if current_function_calls_eh_return.
3616 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3618 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
3619 access the second half of the TFmode scratch operand.
3621 2001-08-10 Anthony Green <green@redhat.com>
3623 * java/class.c (emit_register_classes): Conditionalize code on
3626 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3628 * doc/install.texi (Specific, avr): Fix cross-reference to the
3629 main manual to work both for info and HTML versions.
3631 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
3633 * stmt.c (expand_null_return_1): Remove code to generate simple returns
3634 and "use_goto" argument.
3635 (expand_null_return, expand_value_return): Update all callers.
3636 * function.c (expand_function_end): Remove code to generate simple
3638 * config/vax/vax.md (epilogue): New expander for function return.
3639 * doc/md.texi (epilogue): Remove "if defined".
3641 2001-08-09 Zack Weinberg <zackw@stanford.edu>
3643 * Makefile.in: Partially revert my previous change:
3644 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
3645 of the hashtab.o and safe-ctype.o rules.
3647 2001-08-09 Richard Henderson <rth@redhat.com>
3649 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
3650 (USE_COLLECT2): Remove duplicate definition.
3651 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
3652 (use_collect2): Remove dead code.
3653 * configure.in (use_collect2): Remove will_use_collect2 and
3654 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
3655 * configure: Rebuild.
3657 * target.h (targetm.asm_out.constructor): New.
3658 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
3659 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
3660 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
3661 * varasm.c (in_ctors, in_dtors): New.
3662 (assemble_constructor, assemble_destructor): Remove.
3663 (default_stabs_asm_out_destructor): New.
3664 (default_named_section_asm_out_destructor): New.
3665 (dtors_section, default_dtor_section_asm_out_destructor): New.
3666 (default_stabs_asm_out_constructor): New.
3667 (default_named_section_asm_out_constructor): New.
3668 (ctors_section, default_ctor_section_asm_out_constructor): New.
3669 * output.h: Update declarations.
3670 * c-decl.c (c_expand_body): Use target hooks instead of
3671 assemble_constructor and assemble_destructor.
3672 * profile.c (output_func_start_profiler): Likewise.
3673 * objc/objc-act.c (finish_objc): Likewise.
3674 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
3675 for the constructor.
3676 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
3678 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
3679 (DTORS_SECTION_ASM_OP): Likewise.
3680 (__CTOR_LIST__): Use attribute section when possible.
3681 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
3683 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
3684 ASM_OUTPUT_CONSTRUCTOR.
3686 * config/darwin.c (machopic_asm_out_constructor): New.
3687 (machopic_asm_out_destructor): New.
3688 * config/darwin-protos.h: Update declarations.
3689 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3690 (ASM_OUTPUT_DESTRUCTOR): Remove.
3691 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3692 * config/nextstep.c (nextstep_asm_out_constructor): New.
3693 (nextstep_asm_out_destructor): New.
3694 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3695 (ASM_OUTPUT_DESTRUCTOR): Remove.
3696 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3697 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
3698 ASM_OUTPUT_*STRUCTOR.
3699 * config/i386/aix386ng.h: Likewise.
3701 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
3702 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
3703 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
3704 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3705 * config/lynx.h: Likewise.
3706 * config/netware.h: Likewise.
3707 * config/psos.h: Likewise.
3708 * config/alpha/alpha-interix.h: Likewise.
3709 * config/alpha/elf.h: Likewise.
3710 * config/arc/arc.h: Likewise.
3711 * config/arm/aof.h: Likewise.
3712 * config/arm/coff.h: Likewise.
3713 * config/arm/elf.h: Likewise.
3714 * config/c4x/c4x.h: Likewise.
3715 * config/h8300/h8300.h: Likewise.
3716 * config/i386/cygwin.h: Likewise.
3717 * config/i386/djgpp.h: Likewise.
3718 * config/i386/i386-coff.h: Likewise.
3719 * config/i386/i386-interix.h: Likewise.
3720 * config/i386/sco5.h: Likewise.
3721 * config/i386/vsta.h: Likewise.
3722 * config/i386/win32.h: Likewise.
3723 * config/i960/i960-coff.h: Likewise.
3724 * config/ia64/sysv4.h: Likewise.
3725 * config/m68hc11/m68hc11.h: Likewise.
3726 * config/m68k/coff.h: Likewise.
3727 * config/m68k/mot3300.h: Likewise.
3728 * config/m88k/m88k.h: Likewise.
3729 * config/mcore/mcore-pe.h: Likewise.
3730 * config/mcore/mcore.h: Likewise.
3731 * config/mips/elf.h: Likewise.
3732 * config/mips/elf64.h: Likewise.
3733 * config/mips/iris6.h: Likewise.
3734 * config/pa/pa64-hpux.h: Likewise.
3735 * config/rs6000/sysv4.h: Likewise.
3736 * config/sh/sh.h: Likewise.
3737 * config/sparc/litecoff.h: Likewise.
3739 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
3740 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
3741 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3742 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3743 (ASM_OUTPUT_DESTRUCTOR): Remove.
3744 * config/a29k/a29k.c: Move include of tree.h.
3745 * config/a29k/udi.h: Delete file.
3746 * config/alpha/alpha.c (vms_asm_out_constructor): New.
3747 (vms_asm_out_destructor): New.
3748 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
3749 (EXTRA_SECTION_FUNCTIONS): Likewise.
3750 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3751 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3752 * config/c4x/c4x.c: Move include of tree.h.
3753 * config/clipper/clipper.c (clix_asm_out_constructor): New.
3754 (clix_asm_out_destructor): New.
3755 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3756 (ASM_OUTPUT_DESTRUCTOR): Remove.
3757 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3758 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3759 (TARGET_ASM_CONSTRUCTOR): New.
3760 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
3761 (sco_asm_out_constructor): New.
3762 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
3763 * config/i386/svr3gas.h: Remove stack grows up code.
3764 Remove code duplicated from i386/sysv3.h.
3765 (TARGET_ASM_CONSTRUCTOR): New.
3766 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3767 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
3768 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3769 (TARGET_ASM_CONSTRUCTOR): New.
3770 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
3771 (m68hc11_asm_out_destructor): New.
3772 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
3773 (TARGET_ASM_DESTRUCTOR): New.
3774 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
3775 * config/m68k/dpx2.h: Properly undef all the bits inherited from
3776 config/svr3.h pertaining to section manipulation.
3777 * config/m68k/dpx2g.h: Remove #if 0 code.
3778 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
3779 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
3780 (ASM_OUTPUT_CONSTRUCTOR): Remove.
3781 (TARGET_ASM_CONSTRUCTOR): New.
3782 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
3783 (m88k_svr3_asm_out_constructor): New.
3784 (m88k_svr3_asm_out_destructor): New.
3785 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3786 (ASM_OUTPUT_DESTRUCTOR): Remove.
3787 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3788 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
3789 * config/rs6000/aix.h: Likewise.
3790 * config/mips/rtems64.h: Don't undef removed constructor related bits.
3791 * config/mips/vxworks.h: Likewise.
3792 * config/rs6000/lynx.h: Likewise.
3793 * config/sh/elf.h: Likewise.
3794 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
3795 (DTORS_SECTION_ASM_OP): New.
3796 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3797 (ASM_OUTPUT_DESTRUCTOR): Remove.
3798 * config/sparc/sol2-sld-64.h: Likewise.
3799 * config/vax/vax.c (vms_asm_out_constructor): New.
3800 (vms_asm_out_destructor): New.
3801 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3802 (ASM_OUTPUT_DESTRUCTOR): Remove.
3803 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3805 * doc/tm.texi (@node Initialization): Update.
3807 2001-08-09 Richard Henderson <rth@redhat.com>
3809 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
3810 (__do_global_dtors_aux): Use gp-relative static data to avoid
3811 one dynamic relocation.
3812 (__do_frame_setup): Register Java classes.
3813 * config/alpha/crtend.asm (__JCR_END__): New.
3815 2001-08-09 Zack Weinberg <zackw@stanford.edu>
3817 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
3818 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
3819 (GEN, STAGESTUFF): Add new files.
3820 (insn-constants.h, s-constants, tm-preds.h, s-preds,
3821 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
3822 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
3823 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
3824 as well as insn-codes.h and insn-flags.h in config.h; and no
3825 extra headers in tconfig.h and hconfig.h.
3827 * gencodes.c: Eliminate code to generate predicate declarations
3828 or #defines for md-file constants.
3829 * genconstants.c, genpreds.c: New files.
3831 * i386.md: Re-order guard expressions such that TARGET_64BIT
3832 comes first, when this permits better optimization. Add
3833 TARGET_64BIT to more x86-64 patterns. Add comment explaining
3834 why this is desirable.
3836 2001-08-09 Jakub Jelinek <jakub@redhat.com>
3838 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
3839 (find_fde_for_dso): Remove.
3840 (_Unwind_IteratePhdrCallback): New.
3841 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
3842 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
3844 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3846 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
3847 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
3849 2001-08-09 Graham Stott <grahams@redhat.com>
3851 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
3852 (vis_no_unit): Use it.
3853 (visualize_no_unit): Add the insn only if room exists.
3855 2001-08-09 Graham Stott <grahams@redhat.com>
3857 * predict.c (estimate_probability): Replace magic numbers with
3858 appropriate enumeration.
3860 2001-08-09 Graham Stott <grahams@redhat.com>
3862 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
3864 (EXTRACT_FLAGS): Likewise.
3866 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
3868 * config/mips/mips.c (mips_legitimate_address_p): Check for
3869 CONST_INT in last patch.
3871 2001-08-08 Anthony Green <green@redhat.com>
3873 * java/class.c (emit_register_classes): Use assemble_jcr if
3874 possible. Keep the original mechanism as a fallback.
3875 * defaults.h (JCR_SECTION_NAME): Define if we have named section
3876 and weak symbol support.
3877 * crtstuff.c (__JCR_LIST__): Define.
3878 (__JCR_END__): Define.
3879 (_Jv_RegiserClasses): Define weak symbol if possible.
3880 (__do_global_ctors_aux): Register classes for ELF targets with
3881 weak symbol support.
3883 2001-08-08 Kazu Hirata <kazu@hxi.com>
3885 * dbxout.c: Fix comment formatting.
3886 * dependence.c: Likewise.
3888 * diagnostic.c: Likewise.
3889 * dominance.c: Likewise.
3890 * doprint.c: Likewise.
3891 * dwarf2out.c: Likewise.
3892 * dwarfout.c: Likewise.
3893 * emit-rtl.c: Likewise.
3894 * except.c: Likewise.
3895 * explow.c: Likewise.
3896 * expmed.c: Likewise.
3899 * fold-const.c: Likewise.
3900 * function.c: Likewise.
3902 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3904 * global.c (retry_global_alloc): Avoid shadowing allocno.
3906 2001-08-08 Mark Mitchell <mark@codesourcery.com>
3908 * except.c (remove_fixup_regions): Fix typo.
3910 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
3912 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
3913 unsigned HOST_WIDE_INT to avoid warning.
3914 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
3915 * flow.c (set_block_for_new_insns): Likewise.
3917 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
3919 * sibcall.c (return_value_pseudo): New static variable.
3920 (skip_copy_to_return_value): Handle return_value_pseudo.
3921 (call_ends_block_p): Ensure that return_value_pseudo is set.
3922 (optimize_sibling_and_tail_recursive_call): Discover the
3923 load of pseudo return value in alternate exit block.
3925 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3927 * calls.c (ECF_ALWAYS_RETURN): New constant.
3928 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
3929 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
3930 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
3931 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
3932 * rtl.c (reg_note_name): New name.
3933 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
3935 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
3937 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
3939 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
3941 * alias.c (get_alias_set): Return a previously calculated
3942 alias set for a VAR_DECL.
3943 * function.c (gen_mem_addressof): Calculate the alias set before
3946 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
3948 * predict.def: Set hitrates according our experimental run.
3950 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
3952 * i386.h (HARD_REGNO_RENAME_OK): New macro.
3954 2001-08-08 H.J. Lu <hjl@gnu.org>
3956 * config/mips/mips.c (mips_unique_section): New. Copied from
3959 * config/mips/mips-protos.h (mips_unique_section): New
3962 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
3964 * config/mips/little.h: New. Generic little endian mips
3965 targets. Only mips*-*-linux* is converted to use it so far.
3967 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
3968 (WCHAR_TYPE): Defined
3969 (WCHAR_TYPE_SIZE): Likewise.
3970 (INIT_SUBTARGET_OPTABS): Likewise.
3971 (BSS_SECTION_ASM_OP): Likewise.
3972 (SBSS_SECTION_ASM_OP): Likewise.
3973 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
3974 (ASM_DECLARE_OBJECT_NAME): Likewise.
3975 (UNIQUE_SECTION): Likewise.
3976 (EXTRA_SECTIONS): Likewise.
3977 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3978 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3979 (ASM_OUTPUT_DEF): Likewise.
3980 (HANDLE_SYSV_PRAGMA): Removed.
3981 (NO_IMPLICIT_EXTERN_C): Likewise.
3982 (TARGET_MEM_FUNCTIONS): Likewise.
3983 (STARTFILE_SPEC): Likewise.
3984 (ENDFILE_SPEC): Likewise.
3985 (LIB_SPEC): Likewise.
3986 (INVOKE__main): Likewise.
3987 (CTOR_LIST_BEGIN): Likewise.
3988 (CTOR_LIST_END): Likewise.
3989 (DTOR_LIST_BEGIN): Likewise.
3990 (DTOR_LIST_END): Likewise.
3991 (SET_ASM_OP): Likewise.
3992 (ASM_OUTPUT_SOURCE_LINE): Likewise.
3993 (ASM_OUTPUT_DEF): Likewise.
3994 (ASM_OUTPUT_IDENT): Likewise.
3996 * config/mips/mips.h (ASM_SPEC): Undefine before define.
3997 (CPLUSPLUS_CPP_SPEC): Likewise.
3998 (ASM_APP_ON) Redefine only if not defined.
3999 (ASM_APP_OFF): Likewise.
4000 (ASM_OUTPUT_SOURCE_LINE): Likewise.
4001 (ASM_OUTPUT_IDENT): Likewise.
4003 * config.gcc: Update tm_file for Linux/mips.
4005 2001-08-08 Bernd Schmidt <bernds@redhat.com>
4007 * cselib.c (cselib_record_sets): If insn is predicated, turn
4008 sources into IF_THEN_ELSEs.
4010 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
4011 Turn into define_insn_and_split.
4013 * sched-deps.c: Include "cselib.h".
4014 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
4015 Use cselib to turn memory addresses into VALUEs.
4016 (sched_analyze): Call cselib_init/cselib_finish if necessary.
4017 * sched-int.h (struct sched_info): New member USE_CSELIB.
4018 * sched-ebb.c (ebb_sched_info): Initialize it.
4019 * sched-rgn.c (rgn_sched_info): Likewise.
4020 * Makefile.in (sched-deps.o): Update dependencies.
4022 * cselib.h (cselib_subst_to_values): Declare.
4023 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
4024 that have no value and autoincs to be handled by generating a new
4027 2001-08-08 Graham Stott <grahams@redhat.com>
4029 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
4030 within fixed length SEQUENCE.
4032 2001-08-08 Graham Stott <grahams@redhat.com>
4034 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
4035 (diagnostic_prefixing_rule): Likewise.
4036 (diagnostic_line_cutoff): Likewise.
4037 (diagnostic_kind_count): Likewise.
4039 2001-08-08 Graham Stott <grahams@redhat.com>
4041 * alias.c (find_base_decl): Delete redundent assignment.
4043 2001-08-08 Graham Stott <grahams@redhat.com>
4045 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
4046 (abs): Uppercase and paranthesize macro parameter.
4047 (MEM_DEPENDENCY): Add whitespace.
4049 2001-08-08 Graham Stott <grahams@redhat.com>
4051 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
4052 failure check for CONST_INT
4054 2001-08-08 Graham Stott <grahams@redhat.com>
4056 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
4057 (libcall_dead_p): Likewise.
4059 (mark_used_regs): Constify fmt.
4060 (find_use_as_address): Likewise.
4062 2001-08-08 Graham Stott <grahams@redhat.com>
4064 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
4067 2001-08-08 Graham Stott <grahams@redhat.com>
4069 * combine.c (combine_simplify_rtx): Update comment and
4070 remove erroneous test.
4072 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
4074 * cppinit.c (cpp_finish): Pop the final buffer without comment.
4075 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
4076 take care to avoid multiple no-newline at EOF warnings in that
4079 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
4081 * calls.c (expand_call): Do not emit INSN_SETJMP note.
4082 (emit_library_call_value_1): Likewise.
4083 (emit_call_1): Emit REG_SETJMP note.
4084 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
4086 * cselib.c (cselib_process_insn): Likewise.
4087 * flow.c (propagate_block): Likewise.
4088 * loop.c (find_and_verify_loops): Likewise.
4089 * reload.c (find_equiv_regs): Likewise.
4090 * reload1.c (reload): Likewise.
4091 * resource.c (mark_referenced_resources,
4092 mark_set_resources): Likewise.
4093 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
4094 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
4095 * haifa-sched.c (unlink_other_notes): Likewise.
4096 (reemit_notes): Likewise.
4097 * sched-ebb.c (sched_ebb): Likewise.
4098 * sched-rgc.c (sched_region): Likewise.
4099 * rtl.c (note_insn_name): Likewise.
4100 (reg_note_name): Add REG_SETJMP
4101 * rtl.h (reg_note): Add REG_SETJMP.
4102 (insn_note): Remove NOTE_INSN_SETJMP.
4104 * profile.c (branch_prob): Add fake edges for setjmp.
4106 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
4108 * config.gcc: Quote target_cpu_default2 correctly for
4109 powerpc*-*-* targets.
4111 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
4113 * cpplib.h, line-map.h: Update comments.
4114 * cppmain.c (printer_init): Move inline.
4115 (maybe_print_line, print_line): Take a map pointer.
4116 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
4117 (cb_file_change): Don't use prior value of print.map.
4119 2001-08-07 David Edelsohn <edelsohn@gnu.org>
4121 * doc/install.texi: Document fine-grained multilib configuration.
4123 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
4125 * rtlanal.c (find_first_parameter_load): Call note_stores
4126 only on the instructions.
4128 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
4130 * alias.c (nonlocal_mentioned_p):
4131 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
4132 * calls.c (emit_call_1): Likewise.
4133 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
4134 * cselib.c (cselib_process_insn): Likewise.
4135 * df.c (df_insns_modify): Likewise.
4136 * flow.c (need_fake_edge_p): Likewise.
4137 (propagate_one_insn): Likewise.
4138 * haifa-sched.c (reemit_notes): Likewise.
4139 * integrate.c (copy_insn_list): Likewise.
4140 * jump.c (delete_prior_computation): Likewise.
4141 * local-alloc.c (validate_equiv_mem): Likewise.
4142 * loop.c (scan_loop): Likewise.
4143 * predict.c (estimate_probability): Likewise.
4144 * reload.c (reload): Likewise.
4145 * sched-deps (sched_analyze): Likewise.
4146 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
4147 * gcse.c (compute_hash_table): Likewise.
4148 (mark_call): Likewise.
4149 (store_killed_in_insn): Likewise.
4151 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
4153 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
4155 2001-08-06 Richard Henderson <rth@redhat.com>
4157 * varasm.c (assemble_gc_entry): Remove.
4158 * output.h: Likewise.
4160 2001-08-06 Richard Henderson <rth@redhat.com>
4162 * varasm.c (assemble_constructor): Take a symbol_ref and a
4163 priority instead of a bare string. Move priority handling
4164 here from cp/decl2.c.
4165 * output.h: Update decls.
4167 * c-decl.c (c_expand_body): Update calls to assemble_constructor
4168 and assemble_destructor.
4169 * profile.c (output_func_start_profiler): Likewise.
4170 * objc/objc-act.c (finish_objc): Likewise.
4171 (build_module_descriptor): Return the symbol not the symbol name.
4173 2001-08-06 David Edelsohn <edelsohn@gnu.org>
4175 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
4176 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
4177 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
4178 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
4179 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
4180 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
4182 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
4184 * cpperror.c (print_containing_files): Moved to line-map.c.
4185 (print_location): line-map.c handles re-listing or otherwise.
4186 * cpphash.h (struct lexer_state): Remove next_bol.
4187 (struct cpp_buffer): Remove include_stack_listed.
4188 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
4189 Remove faked buffer handling.
4190 (_cpp_do_file_change): Tweak.
4191 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
4192 * cppmain.c (struct printer): Remove filename.
4193 (print_line, cb_file_change): Update accordingly.
4194 * line-map.c: Include intl.h.
4195 (init_line_maps): Initialize last_listed.
4196 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
4197 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
4198 (print_containing_files): New.
4199 * line-map.h (struct line_maps): New member last_listed.
4200 (print_containing_files, INCLUDED_FROM): New.
4201 * Makefile.in: Update.
4202 * po/POTFILES.in: Add line-map.c.
4204 2001-08-06 Richard Henderson <rth@redhat.com>
4206 * except.c (convert_from_eh_region_ranges_1): Never mark
4207 USE or CLOBBER insns as throwing.
4209 * expr.c (store_constructor): Don't clobber memory targets.
4211 2001-08-06 Andreas Jaeger <aj@suse.de>
4213 * profile.c (branch_prob): Remove unused variable insn.
4215 * Makefile.in (local-alloc.o): Add dependency on except.h.
4217 * local-alloc.c: Include except.h for can_throw_internal prototype.
4219 2001-08-06 Richard Henderson <rth@redhat.com>
4221 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
4222 * function.c (expand_main_function): Implement it.
4223 * doc/tm.texi: Document it.
4225 2001-08-06 Stan Shebs <shebs@apple.com>
4227 * doc/install.texi: Document powerpc-*-darwin* details.
4229 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
4231 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
4232 (ASM_CPU_SPEC): Move back to rs6000.h
4233 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
4235 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
4237 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
4240 * config/rs6000/linux64.h: Ditto.
4242 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
4243 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
4246 Remove accidently readded definitions of FUNCTION_PROLOGUE,
4247 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
4249 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
4252 2001-08-05 Richard Henderson <rth@redhat.com>
4254 * local-alloc.c (update_equiv_regs): Do not move insns that
4257 2001-08-05 Jan Hubicka <jh@suse.cz>
4259 * Makefile.in (reload1.o): Add dedendancy on except.h
4260 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
4262 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
4263 indicating wehther edges has been cleaned up.
4264 * reload1.c: Inlucde except.h
4265 (fixup_abnormal_edges): Accept deleted insns.
4266 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
4269 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
4271 * cpplib.c (do_line): Correct line number after pop_buffer.
4273 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
4275 PR preprocessor/3824
4276 * line-map.c: Update comments.
4277 * line-map.h: Update comments.
4278 * tradcif.y: Don't consider large numbers unsigned.
4280 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
4282 PR preprocessor/3081
4283 * c-lex.c (map): New.
4284 (cb_file_change): Update map and use it.
4285 (cb_def_pragma, cb_define, cb_undef): Use map and line.
4286 (c_lex): Update to use map.
4287 * cpperror.c (print_location): Move to using logical line numbers.
4288 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
4289 (cpp_make_system_header): Similarly.
4290 (_cpp_execute_include): Stop line numbering hacks. Store the
4291 line we will return to.
4292 * cpphash.h (CPP_BUF_LINE): Remove.
4293 (struct cpp_buffer): Remove lineno and pseudo_newlines.
4294 Add map and return_to_line.
4295 (_cpp_do_file_change): Update.
4296 * cppinit.c (cpp_start_read): Update line kludge.
4297 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
4298 (trigraph_ok): Use logical line numbers for diagnostics.
4299 (skip_block_comment): Likewise.
4300 (skip_whitespace): Likewise.
4301 (skip_line_comment): Use pfile->line instead.
4302 (_cpp_lex_token): Update to use logical line numbering exclusively.
4303 Handle BOL locally. Accept new lines in directives, but keep
4304 pfile->line decremented. Diagnostics use logical lines. Update
4306 * cpplib.c (SEEN_EOL): New.
4307 (skip_rest_of_line, check_eol): Use it.
4308 (end_directive): Increase line number when accepting the newline
4309 at the end of a directive.
4310 (run_directive): Simplify.
4311 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
4312 (_cpp_do_file_change): Update to take buffer line number as an
4313 argument, and store the current map in the cpp_reader. Remove
4314 line number kludges.
4315 (_cpp_do__Pragma): Restore output position after a _Pragma.
4316 (cpp_push_buffer): Don't set output line or lineno.
4317 (_cpp_pop_buffer): Transfer more info from a faked buffer.
4318 Remove line kludge. Set output_line.
4319 * cppmacro.c (builtin_macro): Update handling of __LINE__.
4320 (parse_arg): Use logical lines.
4321 (save_lookahead_token): Save EOFs too now.
4322 * cppmain.c (struct printer): Fix comments.
4323 (printer_init): Simplify, let caller do errors.
4324 (scan_translation_unit, check_multiline_token, dump_macro): Update.
4325 (maybe_print_line): Simplify.
4326 (print_line): Don't print a linemarker if -P.
4327 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
4328 (cb_file_change): Simplify.
4329 * line-map.h (LAST_SOURCE_LINE): Fix.
4330 (CURRENT_LINE_MAP): New.
4332 2001-08-05 Bernd Schmidt <bernds@redhat.com>
4334 * doloop.c (doloop_modify_runtime): Properly compute number of
4335 iterations if loop was unrolled.
4337 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
4338 if their CSELIB_VAL_PTRs are.
4340 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
4341 (setup_spill_pointers): Initialize it.
4342 (spill_restore_mem): Set it.
4343 (do_spill, do_restore): Use it to add REG_INC note.
4344 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
4346 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
4347 asms if other insns are available.
4349 * config/ia64/ia64.c (condop_operator): New predicate.
4350 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
4351 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
4354 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
4355 temporary register than directly using a MEM.
4357 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4359 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
4360 parameter in last change.
4362 2001-08-04 Zack Weinberg <zackw@panix.com>
4364 * sparc.md: Don't use #if inside C test expression.
4366 2001-08-04 Richard Henderson <rth@redhat.com>
4368 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
4370 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
4372 * cpphash.h (struct cpp_reader): New member directive_line.
4373 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
4374 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
4375 do_pragma): Pass line to callbacks.
4376 (start_directive): Record line of directive.
4377 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
4378 cb_include): Similarly.
4379 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
4382 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4384 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
4387 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4389 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
4391 * reload1.c (fixup_abnormal_edges): New static function.
4394 * flow.c (need_fake_edge_p): New function.
4395 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
4396 avoid call insn to be very last insn in the insn stream.
4398 * profile.c (branch_prob): Call flow_call_edges_add instead of
4399 doing that by hand; cleanup cfg to re-merge basic blocks once
4402 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4404 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
4405 are also on line-map.h.
4406 * cppfiles.c (stack_include_file): Update.
4407 * cpphash.h (struct cpp_buffer): New member return_at_eof.
4408 (_cpp_pop_buffer): New.
4409 * cppinit.c (cpp_destroy, cpp_finish): Update.
4410 (do_includes): Mark each buffer to return at EOF.
4411 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
4412 return as requested.
4413 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
4414 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
4415 * cpplib.h (cpp_pop_buffer): Remove.
4416 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
4417 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
4419 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
4421 (do_preprocessing): Update.
4422 * fix-header.c (read_scan_file): Update. No need to pop buffers.
4423 * c-parse.in (_yylex): Similarly.
4424 * scan-decls.c (scan_decls): Similarly.
4425 * line-map.h: Update comments.
4427 * objc/Make-lang.in (objc-act.o): Update dependencies.
4429 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4431 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
4432 and soft register for operand 0.
4433 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
4435 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4437 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
4438 register for operand 0.
4439 ("bitcmpqi_z_used"): Allow memory for operand 0.
4440 (split "bitcmpqi"): New split to handle address reg as operand 1.
4442 2001-08-04 Andreas Jaeger <aj@suse.de>
4444 * gcse.c: Revert Daniel's last patch.
4446 2001-08-03 Zack Weinberg <zackw@stanford.edu>
4448 * sparc-protos.h: Add prototypes for fp_zero_operand and
4450 * sh-protos.h: Add prototype for fpul_operand.
4452 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4454 * doc/extend.texi (Other Builtins): Fix typo in last change.
4456 2001-08-03 Richard Henderson <rth@redhat.com>
4458 * target.h (gcc_target): Add asm_out.named_section,
4459 section_type_flags, have_named_sections.
4460 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
4461 (TARGET_HAVE_NAMED_SECTIONS): New.
4462 (TARGET_SECTION_TYPE_FLAGS): New.
4464 * Makefile.in (toplev.o): Depend on TARGET_H.
4465 (varasm.o, dbxout.o): Likewise.
4466 * c-common.c (decl_attributes): Check targetm.have_named_sections
4467 instead of ifdef ASM_OUTPUT_SECTION_NAME.
4468 * dbxout.c (dbxout_function_decl): Likewise.
4469 (dbxout_function_end): Likewise.
4470 * toplev.c (compile_file): Likewise.
4471 * varasm.c (exception_section): Likewise.
4472 * cp/decl2.c (finish_objects): Likewise.
4474 * defaults.h (EH_FRAME_SECTION): Remove.
4475 (EH_FRAME_SECTION_ASM_OP): Remove.
4476 (EH_FRAME_SECTION_NAME): New.
4477 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
4478 (UNIQUE_SECTION_P): Remove.
4479 * dwarf2out.c (SECTION_FORMAT): Remove.
4480 (ASM_OUTPUT_SECTION): Remove.
4481 (output_call_frame_info): Use named_section_flags.
4482 (output_comp_unit, dwarf2out_start_source_file): Likewise.
4483 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
4484 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
4485 * varasm.c (in_eh_frame, eh_frame_section): Remove.
4486 (named_section_flags): New.
4487 (named_section): Use it and targetm.section_type_flags.
4488 (resolve_unique_section): New.
4489 (assemble_start_function): Use it.
4490 (asm_emit_uninitialised, assemble_variable): Likewise.
4491 (default_section_type_flags): New.
4492 (default_no_named_section, default_elf_asm_named_section): New.
4493 (default_coff_asm_named_section, default_pe_asm_named_section): New.
4494 * output.h: Update varasm.c decls.
4495 (SECTION_*): New flags.
4497 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
4498 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
4500 * config/elfos.h (UNIQUE_SECTION_P): Remove.
4501 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
4502 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
4503 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
4504 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
4505 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
4506 * config/mips/elf.h, config/mips/elf64.h: Likewise.
4507 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
4508 * config/pa/pa64-hpux.h,
4510 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
4511 (TARGET_ASM_NAMED_SECTION): New.
4512 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
4513 * config/alpha/vms.h, config/arm/coff.h: Likewise.
4514 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
4515 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
4516 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
4517 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
4518 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
4519 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
4520 * config/i386/sco5.h, config/i386/win32.h: Likewise.
4521 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
4522 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
4523 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
4524 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
4525 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
4526 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
4527 * config/sparc/sysv4.h: Likewise.
4529 * config/nextstep.h: Error until named sections implemented.
4531 * config/a29k/a29k.c (a29k_asm_named_section): New.
4532 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
4533 (vms_section_type_flags, vms_asm_named_section): New.
4534 * config/arm/arm.c (arm_elf_asm_named_section): New.
4535 * config/avr/avr.c (asm_output_section_name): Remove.
4536 * config/avr/avr-protos.h: Update.
4537 * config/c4x/c4x.c (c4x_asm_named_section): New.
4538 * config/h8300/h8300.c (h8300_asm_named_section): New.
4539 * config/i386/i386.c (sco_asm_named_section): New.
4540 * config/i386/winnt.c (SECTION_PE_SHARED): New.
4541 (i386_pe_section_type_flags): New.
4542 (i386_pe_asm_named_section): New.
4543 * config/i386/i386-protos.h: Update.
4544 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
4545 * config/mcore/mcore.c (mcore_asm_named_section): New.
4546 * config/mips/mips.c (iris6_asm_named_section): New.
4547 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
4548 instead of UNIQUE_SECTION_P.
4549 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
4550 (xcoff_asm_named_section): New.
4551 * config/sh/sh.c (sh_asm_named_section): New.
4552 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
4554 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
4555 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
4556 (EH_FRAME_SECTION_NAME): New.
4557 (EXCEPTION_SECTION): New.
4558 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
4559 (DEBUG_*_SECTION): Remove.
4560 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
4561 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
4562 (EH_FRAME_SECTION_ASM_OP): Remove.
4564 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
4565 (ASM_OUTPUT_SECTION_NAME): Remove.
4566 (TARGET_ASM_NAMED_SECTION): New.
4567 (TARGET_HAVE_NAMED_SECTIONS): New.
4568 (TARGET_SECTION_TYPE_FLAGS): New.
4569 (EH_FRAME_SECTION_ASM_OP): Remove.
4570 (EH_FRAME_SECTION_NAME): New.
4572 2001-08-03 Zack Weinberg <zackw@stanford.edu>
4574 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
4575 for complex expressions when cfun == 0.
4576 * doc/extend.texi: Document that __builtin_constant_p can be
4577 used in data initializers as well as functions.
4579 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
4581 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
4582 variable I locally, instead of expecting a declaration in the
4585 2001-08-03 Richard Henderson <rth@redhat.com>
4587 * except.c (collect_one_action_chain): Add an explicit cleanup
4588 action if regions surrounding a catch were encoded entirely
4589 within the call-site entry.
4591 2001-08-03 Richard Henderson <rth@redhat.com>
4593 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
4594 don't take REGNO of a non-register.
4596 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
4598 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
4599 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
4600 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
4601 (__gthread_mutex_init_function): New function for mutex initialization.
4603 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4605 * Makefile.in: Revert screwed up commit.
4607 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4609 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
4610 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
4611 merged by linker script to get a final _exit().
4612 (__do_global_dtors): New for destructor handling in specific exit
4614 (__do_global_ctors): New for constructors in specific install section.
4615 (__map_data_section): Map data sections before running constructors.
4616 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
4617 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
4618 (DTORS_SECTION_ASM_OP): Likewise.
4619 (CTORS_SECTION_FUNCTION): Define to force a reference to
4621 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
4623 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4625 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
4627 * Makefile.in: Add df.h to gcse.c dependencies.
4629 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
4631 * varasm.c (output_constant_def_contents): Use for the length of a
4632 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
4633 depending on which is larger.
4635 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4637 * gcse.c: Include df.h for use as a dataflow analyzer.
4639 Declaration of reg_set_info: gone.
4640 New df_analyzer variable used by store motion.
4641 (reg_set_info): Deleted.
4642 (mark_mem_regs): New function, analyze regs used by a mem.
4643 (store_ops_ok): Use dataflow analyzer results to determine if
4644 necessary regs are changed in the block.
4645 (find_moveable_store): Remove check for symbol ref, we can handle
4646 much more complex expressions now.
4647 (compute_store_table): Remove most of the code, it's unnecessary
4648 now that the dataflow analyzer records the info for us.
4649 (store_killed_after): Add parameter to say whether to do the
4650 store_ops_okay test, used to speed up testing when we already know
4651 the answer, and just want to know if the store itself was killed.
4652 (build_store_vector): Largely rewritten to calculate the various
4653 vectors properly, and somewhat optimized.
4654 (store_motion): Init the df_analyzer, get REG_DEF chains.
4655 Also handle trapping expressions (since mems almost always trap)
4656 (simple_mem): Redefine what a simple mem is.
4658 2001-08-03 DJ Delorie <dj@redhat.com>
4660 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
4661 set from a constant part of the condition.
4663 2001-08-01 Andrew Cagney <ac131313@redhat.com>
4665 * mkdeps.c (deps_add_default_target): Make local variable
4666 ``start'' a const char pointer.
4667 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
4669 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4671 * doc/install.texi (Configuration): Fix markup.
4672 (Specific, i?86-*-udk): Likewise.
4673 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
4675 Document --enable-threads and --enable-libgcj status.
4676 (Specific, mips-sgi-irix*): Canonicalize triples.
4677 (Specific, mips-sgi-irix5): Warn about problems with this config.
4678 Mention required GNU as patch.
4679 Native assembler problems are fixed.
4680 (Specific, mips-sgi-irix6): Update O32 ABI support status.
4681 Document --enable-threads and --enable-libgcj status.
4683 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4685 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
4688 2001-08-03 Richard Henderson <rth@redhat.com>
4690 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
4693 2001-08-03 Richard Henderson <rth@redhat.com>
4695 * rtlanal.c (find_first_parameter_load): Stop if we
4696 reach a CODE_LABEL at BOUNDARY.
4698 2001-08-03 Richard Henderson <rth@redhat.com>
4700 * config/alpha/alpha.md (force_movdi): New insn.
4701 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
4702 Tweek FRP marking of VMS prologue insns.
4703 * config/alpha/vms.h (EPILOGUE_USES): New.
4705 2001-08-02 Richard Henderson <rth@redhat.com>
4707 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
4709 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
4711 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
4712 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
4713 config/convex/convex.h, config/d30v/d30v.c,
4714 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
4715 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
4716 config/mips/mips.h, config/mn10200/mn10200.h,
4717 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
4718 config/v850/v850.h, config/vax/openbsd.h,
4719 config/vax/openbsd1.h, config/vax/ultrix.h,
4720 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
4721 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
4722 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
4723 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
4724 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
4725 in comments and documentation.
4727 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4731 * Makefile.in (line-map.o): New.
4732 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
4733 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
4734 * cpperror.c (print_containing_files): Similarly.
4735 (print_location): Update. Don't output a space before _Pragma.
4736 * cppfiles.c (stack_include_file): Set to line 1 immediately.
4737 (stack_include_filee, cpp_make_system_header): Update.
4738 (_cpp_execute_include): Get logical line number right for calling
4739 as-yet-unterminated #include.
4740 * cpphash.h (struct cpp_reader): Add line_maps.
4741 (_cpp_do_file_change): Update.
4742 * cppinit.c (cpp_create_reader): Initialize line maps.
4743 (cpp_destroy): Destroy line maps.
4744 (cpp_start_read): Get logical line number right.
4745 * cpplex.c (parse_string): Only warn once for multi-line strings.
4746 Use boolean variable for null warning.
4747 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
4749 (do_include_common): End the directive early.
4750 (do_line): Don't warn about out-of-range lines in preprocessed
4751 source. Update. Remove unused variables.
4752 (_cpp_do_file_change): Update for new line mapping.
4753 (pragma_cb): New typedef.
4754 (cpp_register_pragma): Stop looking ahead before calling the
4756 (do_pragma_system_header): End directive early.
4757 (cpp_get_line_maps): New.
4758 (cpp_pop_buffer): Fudge logical line. Update.
4759 * cpplib.h: Include line-map.h
4760 (enum cpp_fc_reason): Remove.
4761 (struct cpp_file_change): Update.
4762 (cpp_get_line_maps): New.
4763 * cppmain.c (struct_printer): New member map.
4764 (cb_file_change): Update for new mappings.
4765 * fix-header.c (cb_file_change): Similarly.
4767 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4769 * Makefile.in (libgcc.mk): Define mkinstalldirs.
4770 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
4772 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
4774 * config/vax/vax.c: include expr.h.
4776 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4778 * Makefile.in ($(srcdir)/configure): Only rebuild in
4780 ($(srcdir)/config.in): Only define in maintainer mode.
4781 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
4783 2001-08-02 David Edelsohn <edelsohn@gnu.org>
4785 * doc/install.texi (Install GCC: Binaries): Update Bull info.
4787 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4789 * gcc.c (set_collect_gcc_options): New function, split out from
4791 Ignore elided switches.
4792 (do_spec_1): Invoke before executing command.
4793 (set_input): Export.
4794 Move declaration ...
4795 * gcc.h (set_input): ... here.
4796 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
4799 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
4802 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
4804 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
4806 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
4808 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
4809 for the unnamed instructions it expands to.
4811 2001-08-02 Richard Henderson <rth@redhat.com>
4813 * regclass.c (call_really_used_regs): Conditionally define.
4814 (init_reg_sets_1): Don't use it if not defined.
4815 (fix_register): Similarly, don't set it.
4817 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4819 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
4820 Correct comment that had been missed in the previous change.
4822 2001-08-01 Stan Shebs <shebs@apple.com>
4824 * config/darwin.c (machopic_stub_name): Try matching by name.
4825 (update_stubs): New function.
4826 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
4829 2001-08-01 Richard Henderson <rth@redhat.com>
4831 * except.c (output_function_exception_table): Use assemble_align.
4832 * varasm.c (assemble_eh_label): Remove.
4833 (assemble_eh_align, assemble_eh_integer): Remove.
4835 2001-08-01 Robert Lipe <robertl@caldera.com>
4837 * dwarfout.c: Remove reference to README.DWARF.
4839 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
4841 * regclass.c (call_really_used_regs): New array for registers which
4842 are actually used by a call.
4843 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
4845 (fix_register): Set call_really_used too.
4846 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
4847 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
4849 2001-08-01 Richard Henderson <rth@redhat.com>
4851 * read-rtl.c (read_name): Consider \r whitespace.
4853 2001-07-11 Andrew Cagney <ac131313@redhat.com>
4855 * config.gcc: Recognize powerpc-*-netbsd*.
4857 * doc/install.texi (Host/target specific installation notes for
4858 GCC): Mention powerpc-*-netbsd*.
4860 * config/rs6000/netbsd.h: New file.
4861 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
4862 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
4863 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
4864 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
4865 (TARGET_VERSION): Redefine.
4867 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
4868 mcall-netbsd as a match for mcall-sysv.
4869 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
4870 (ncrti.S, ncrtn.S): New targets.
4871 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
4873 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
4874 "netbsd' as a V4 ABI.
4875 (ASM_SPEC): Check for -mcall-netbsd.
4876 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
4877 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
4878 (LIB_SPEC, ENDFILE_SPEC): Ditto.
4879 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
4880 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
4881 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
4882 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
4884 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
4885 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
4887 2001-08-01 Mark Kettenis <kettenis@gnu.org>
4889 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
4890 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
4891 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
4892 including "unwind-pe.h".
4894 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
4896 * rs6000.md (define_splits): Kill unused constraints.
4898 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
4899 Jan Hubicka <jh@suse.cz>
4901 * function.c (thread_prologue_and_epilogue_insns): Kill code
4902 dealing with non-existent CFG.
4904 2001-08-01 Kazu Hirata <kazu@hxi.com>
4906 * alias.c: Fix comment formatting.
4907 * bitmap.c: Likewise.
4908 * builtins.c: Likewise.
4909 * calls.c: Likewise.
4910 * c-common.c: Likewise.
4911 * c-decl.c: Likewise.
4912 * c-dump.c: Likewise.
4913 * c-lex.c: Likewise.
4914 * collect2.c: Likewise.
4915 * combine.c: Likewise.
4916 * conflict.c: Likewise.
4917 * cppfiles.c: Likewise.
4918 * cppinit.c: Likewise.
4919 * cpplex.c: Likewise.
4920 * cpplib.c: Likewise.
4921 * cppmacro.c: Likewise.
4922 * cppspec.c: Likewise.
4923 * c-pragma.c: Likewise.
4924 * crtstuff.c: Likewise.
4926 * cselib.c: Likewise.
4927 * c-semantics.c: Likewise.
4928 * c-typeck.c: Likewise.
4930 2001-08-01 H.J. Lu <hjl@gnu.org>
4932 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
4934 2001-08-01 H.J. Lu <hjl@gnu.org>
4936 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
4938 2001-08-01 Ziemowit Laski <zlaski@apple.com>
4940 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
4941 contextualizing Objective-C class name lookup by the lexer.
4942 (typespec_reserved_nonattr): Disable ObjC class name lookup after
4944 (protocoldef): Add support for forward @protocol declarations.
4945 (yylexname): Suppress ObjC class name lookup in certain contexts;
4946 re-enable after lookup is complete.
4947 (_yylex): Re-enable ObjC class name lookup when certain
4948 punctuation marks are seen.
4950 * objc/objc-act.c (check_protocol_recursively): New function used
4951 for finding circular dependencies in protocols.
4952 (objc_declare_protocols): New function for handling forward
4953 @protocol declarations.
4954 (receiver_is_class_object): Detect the case when 'self' is used
4955 inside of a class method.
4956 (build_message_expr): Issue a warning if class method is desired
4957 but instance method is found instead.
4958 (conforms_to_protocol): Streamline.
4959 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
4960 protocol Foo, even if 'Bar foo' does not.
4961 (check_protocols): Streamline.
4962 (start_protocol): Add checks for circular and duplicate protocol
4964 (encode_aggregate_within): For typedefs of structs, encode the
4966 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
4967 (objc_declare_protocols): New prototype.
4969 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4971 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
4972 * cpplex.c (handle_newline): Update prototype. Maintain logical
4974 (skip_escaped_newlines, skip_block_comment, parse_string):
4976 (_cpp_lex_token): Update, and store token position within the token.
4977 * cpplib.h (struct cpp_token): Add line and column entries.
4978 * cppmacro.c (replace_args): Position stringified tokens correctly.
4980 2001-08-01 Andreas Jaeger <aj@suse.de>
4982 * basic-block.h: Add prototype for last_loop_beg_note.
4984 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
4986 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
4987 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
4989 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
4990 while handling WITH_CLEANUP_EXPR node. Use second operand calling
4991 expand_decl_cleanup.
4992 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
4994 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
4995 operand while calling simple_cst_equal.
4996 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
4997 operand is the cleanup expression, the third is the RTL_EXPR.
4998 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
5000 2001-07-31 Jeff Sturm <jsturm@one-point.com>
5002 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
5004 2001-07-31 matthew green <mrg@eterna.com.au>
5006 * config.gcc (i386-*-netbsdelf): New description.
5007 * config/i386/netbsd-elf.h: New file.
5009 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
5011 * loop.c (check_dbra_loop): Use single_set to compute
5014 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
5016 PowerPC reorg and support for powerpc64-*-linux*.
5018 Also fixes emitting of constants on 32 bit and 64 bit
5021 * config.gcc: powerpc64-*-linux* is a new target.
5022 Things that needed aix.h now also include xcoff.h
5024 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
5026 Move AIX specific stuff into aix.h.
5027 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
5028 with more than just XCOFF now.
5029 (SET_ASM_OP): Remove, now defined where needed.
5030 (FUNCTION_PROLOGUE): New macro definition.
5031 (FUNCTION_EPILOGUE): New macro definition.
5032 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
5034 * config/rs6000/xcoff.h: New file.
5036 * config/rs6000/linux64.h: New file.
5038 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
5040 2001-07-31 Alan Modra <amodra@bigpond.net.au>
5042 * rs6000.c (print_operand_address): Handle ELF syntax.
5043 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
5044 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
5045 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
5047 2001-07-31 David Edelsohn <edelsohn@gnu.org>
5049 * rs6000.c (rs6000_override_options): Only disable
5050 flag_function_sections for XCOFF.
5051 (exact_log2_cint_operand): New predicate.
5052 (reg_or_{add,sub}_cint64_operand): New predicates.
5053 (add_operand): Compare CONST_INT with fewer function calls.
5054 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
5055 (print_operand, case 'p'): Ensure positive operand.
5056 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
5057 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
5058 (PREDICATE_CODES): Add new predicates.
5059 * rs6000.md (addsi3): Split 32-bit constants more correctly.
5060 (divsi3, modsi3): Ensure positive power-of-2.
5061 (adddi3): Use new predicate. Split 32-bit constants more
5062 correctly. Re-arrange splitter to handle any constant.
5063 (subdi3): Use new predicate.
5064 (divdi3, moddi3): Ensure positive power-of-2.
5065 (movdi): Use rs6000_emit_set_const.
5066 (load_toc_v4_pic_di): Delete.
5068 2001-07-31 Graham Stott <grahams@redhat.com>
5070 * function.c (pad_below): Revert 2001-07-26 patch.
5072 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
5074 * reg-stack (convert_regs_1): Fix best edge condition.
5076 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5078 * jump.c (duplicate_loop_exit_test): Better test for jumps
5079 entering the loop; create loop pre_header.
5081 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
5083 * doc/install.texi: Add s390 and s390x as new targets.
5084 * doc/invoke.texi: Add documantation of S/390 and zSeries
5086 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
5088 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
5090 * config/m68k/m68k.md: Replace all general_operand with
5091 nonimmediate_operand for all destinations.
5092 * config/m68k/m68k.c (not_sp_operand): Likewise.
5094 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
5096 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
5098 2001-07-30 Richard Henderson <rth@redhat.com>
5100 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
5101 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
5103 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
5105 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
5106 Add missing doc strings
5107 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
5108 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
5110 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
5112 * i386.c (ix86_output_main_function_alignment_hack): New function.
5113 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
5115 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
5116 edges by EDGE_DFS_BACK flag.
5117 (dump_edge_info): Add dfs_back flag.
5118 * basic-block.h (EDGE_DFS_BACK): New constant.
5119 (mark_dfs_back_edges): Declare.
5120 * alias.c (loop_p): Remove.
5121 (mark_constant_function): Use mark_dfs_back_edges.
5123 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
5124 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
5125 (compensate_edge): Break out from ...
5126 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
5127 (convert_regs_2): Set block_done once block is really done;
5128 Do updating of the predecesors counts.
5130 * toplev.c (rest_of_compilation): Recompute block_for_insn
5131 before post-reload cfg_cleanup.
5132 * function.c (thread_prologue_epilogue_insns):
5133 Call set_block_for_new_insns when emitting prologue directly.
5135 2001-07-30 Andreas Jaeger <aj@suse.de>
5137 * jump.c: Add prototype for mark_modified_reg.
5139 * cse.c (set_live_p): Add unused attribute.
5141 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
5143 (scan_for_source_files): Use long for count to avoid overflow.
5144 (output_data): Likewise.
5145 (output_data): Don't use string concatatenation to silence gcc
5148 * predict.c: Fix typos and grammar.
5150 * gcse.c (insert_insn_end_bb): Remove unused variables.
5152 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
5154 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
5155 (attempt_auto_inc): LIkewise.
5156 (mark_used_reg): Likewise.
5157 (try_pre_increment_1): Likewise.
5158 * regclass.c (regclass): Likewise.
5159 * global.c (allocno_compare): Update comment; change scaling factor.
5160 * local-alloc.c (QTY_CMP_PRI): Likewise.
5161 * regs.h (REG_FREQ_FROM_BB): New.
5162 (REG_FREQ_MAX): Likewise.
5164 2001-07-30 H.J. Lu <hjl@gnu.org>
5166 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
5169 2001-07-30 H.J. Lu (hjl@gnu.org)
5171 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
5172 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
5173 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
5175 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
5177 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
5178 as -mthumb-interwork when -mcpu=arm7 is specified.
5180 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5182 * predict.def (noreturn, loop branch, loop exit): Mark as first
5185 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
5187 * combine.c (try_combine): Avoid barrier after noop jumps.
5189 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5191 * cpphash.h (struct cpp_reader): Remove import_warning.
5192 * cpplib.c (skip_rest_of_line): Don't bother turning off
5194 (parse_include): Move include handling to...
5195 (do_include_common): ... here. Move import warning from...
5196 (do_import): ... here.
5197 (do_pragma_poison): Don't do a callback for poison identifiers.
5198 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
5199 * cppmain.c (setup_callbacks): Similarly.
5201 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
5203 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
5204 handle multiple sets.
5205 * except.c (sjlj_mark_call_sites): .... here.
5206 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
5208 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
5210 Suggested by Richard Henderson and Richard Kenner:
5211 * combine.c (recog_for_combine): Use the fake recog
5212 only if instruction does not match.
5213 * rtl.h (NOOP_MOVE_INSN_CODE): New.
5214 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
5216 * combine.c (try_combine): Discover noop jump as direct jump.
5218 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
5220 * df.c (df_rd_global_compute): Add successors to worklist, not
5222 (df_ru_global_compute): Ditto.
5224 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
5226 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
5227 increment REG_N_SETS.
5229 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
5231 * sbitmap.h: New prototype for sbitmap_a_xor_b.
5233 * sbitmap.c (sbitmap_a_xor_b): New function.
5234 ifdef the basic block stuff on IN_GCC.
5236 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5238 * cppexp.c (parse_defined): Always record the macro name.
5239 (lex): Don't worry about identifiers, or special-case
5241 (_cpp_parse_expr): Figure out at the end of the routine
5242 whether we saw a valid !defined() expression.
5243 * cppfiles.c (stack_include_file): Update for mi_valid.
5244 (_cpp_pop_file_buffer): Similarly.
5245 * cpplex.c (_cpp_lex_token): Similarly.
5246 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
5247 mi_if_not_defined, mi_lexed): Remove.
5249 * cpplib.c (do_if): Simplify.
5250 (do_endif, push_conditional, _cpp_handle_directive): Update
5251 for renaming of mi_state to mi_valid.
5253 * cpp.texi: Add index entries for digraphs, and add comment
5254 that C++ refers to them as alternative tokens.
5256 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
5258 * basic-block.h (CLEANUP_PRE_LOOP): New.
5259 * except.c (finish_eh_generation): Update call of cleanup_cfg.
5260 * sibcall.c (optimize_sibling_calls): Likewise.
5261 * toplev.c (rest_of_compilation): Likewise.
5262 * flow.c (try_forward_edges): Take argument MODE;
5263 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
5264 (try_optimize_cfg): Update call of try_forward_edges.
5266 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
5267 Jan Hubicka <jh@suse.cz>
5269 * (validate_replace_rtx_1): Fix simplification of MINUS.
5271 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
5273 PR preprocessor/3669
5274 * cppinit.c (init_dependency_output): Turn off dump requests
5275 if sending dependencies to stdout.
5277 2001-07-28 Richard Henderson <rth@redhat.com>
5279 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
5282 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
5284 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
5286 2001-07-28 Kazu Hirata <kazu@hxi.com>
5288 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
5289 is VAR_DECL first to prevent an ICE.
5291 2001-07-28 Richard Henderson <rth@redhat.com>
5293 * varasm.c (immed_real_const_1): Don't elide special cases for
5295 (clear_const_double_mem): Clear const_tiny_rtx too.
5297 2001-07-28 Richard Henderson <rth@redhat.com>
5299 * dwarf2out.c (dw_val_class_offset): New.
5300 (struct dw_ranges_struct, dw_ranges_ref): New.
5301 (ranges_table, ranges_table_allocated): New.
5302 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
5303 (add_AT_offset, add_ranges, output_ranges): New.
5304 (print_die, output_die): Handle dw_val_class_offset.
5305 (attr_checksum, size_of_die, value_format): Likewise.
5306 (gen_lexical_block_die): Handle non-contiguous blocks.
5307 (gen_block_die): Likewise.
5308 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
5309 if needed. Dump the ranges table.
5310 * final.c (final_start_function): Remove unnecessary notes and
5311 rebuild the block tree before numbering the blocks.
5312 * function.c (reorder_blocks_0): Walk the existing block tree
5313 to unmark all blocks.
5314 (reorder_blocks_1): Create block fragments when duplicate block
5316 (reorder_fix_fragments): New.
5317 (reorder_blocks): Call it.
5318 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
5320 2001-07-28 Richard Henderson <rth@redhat.com>
5322 * emit-rtl.c (adjust_address): Make a copy of the memory address.
5324 2001-07-28 Richard Henderson <rth@redhat.com>
5326 * flow.c (add_to_mem_set_list): New function.
5327 (init_propagate_block_info): Use it.
5328 (mark_set_1): Likewise.
5329 (insn_dead_p): Canonicalize memory address for dead store
5330 comparison. Allow wider mode stores to kill narrower mode stores.
5331 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
5332 (invalidate_mems_from_set): Don't handle MEMs.
5334 2001-07-28 Kazu Hirata <kazu@hxi.com>
5336 * config/h8300/h8300.h: Fix formatting.
5338 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5340 * basic-block.h (EDGE_FREQUENCY): New macro.
5341 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
5343 * flow.c (find_sub_basic_blocks): Likewise.
5344 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
5345 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
5347 * predict.c (DEF_PREDICTOR): New argument FLAGS.
5348 (HITRATE): New macro.
5349 (PRED_FLAG_FIRST_MATCH): New constant.
5350 (predictor_info): New field flgags.
5351 (combine_predictions_for_insn): Use DS theory to combine
5352 probabilities; set the edge probabilities when finished.
5353 (estimate_probability): Avoid duplicated matches
5354 of LOOP_BRANCH heuristics for nested loops; update comment.
5355 * predict.def: Add flags for each prediction, set probabilities
5356 according to B&L paper.
5357 * predict.h (DEF_PREDICTOR): New argument FLAGS.
5359 * profile.c (compute_branch_probabilities): Cleanup way the edge
5360 probabilities are computed and REG_BR_PROB notes are dropped; if
5361 values does not match, emit error.
5362 (init_branch_prob): Do error instead of warning when profile driven
5363 feedback is missing or corrupt.
5365 2001-07-27 DJ Delorie <dj@redhat.com>
5367 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
5368 against a constant, try to adjust the compare to have the desired
5369 constant in it so that min/max optimizations happen more often.
5371 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5373 * flow.c (last_loop_beg_note): New function.
5374 (redirect_edge_and_branch): Use it.
5375 (split_edge): Likewise.
5377 * alias.c (loop_p): Avoid uninitialized memory access.
5379 * flow.c (try_forward_edges): Avoid accessing freed memory.
5381 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
5384 2001-07-26 Andrew Haley <aph@redhat.com>
5385 Joern Rennecke <amylaar@redhat.com>
5387 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
5388 (SUBTARGET_CPP_ENDIAN_SPEC): New.
5389 (SUBTARGET_CPP_SPEC): New.
5391 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
5392 (SUBTARGET_CPP_PTR_SPEC): New.
5393 (CPP_DEFAULT_CPU_SPEC): New.
5394 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
5395 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
5396 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
5397 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
5398 (SUBTARGET_CPP_SPEC): Define as an empty string.
5400 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5402 * doc/install.texi (Configuration): Properly link the host
5403 specific instructions also when generating HTML.
5405 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
5407 * flow.c (redirect_edge_and_branch_force): Test
5408 target->global_live_at_start.
5410 2001-07-26 Richard Henderson <rth@redhat.com>
5412 * simplify-rtx.c (avoid_constant_pool_reference): Export.
5413 * rtl.h (avoid_constant_pool_reference): Declare it.
5414 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
5415 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
5417 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5419 * rtl.h (cleanup_barriers): Declare.
5420 * jump.c (cleanup_barriers): New function.
5421 * toplev.c (rest_of_compilation): Call cleanup_barriers
5422 before loop optimizer and after bb_reorder.
5424 * flow.c (back_edge_of_syntactic_loop_p): New.
5425 (split_edge): Use it.
5427 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5429 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
5431 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
5433 * cse.c (cse_process_notes): Replace any registers if the address
5436 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
5438 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
5439 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
5440 (propagate_block): Update prototype.
5441 * flow.c (update_life_info): Simplify the CFG and
5442 recalculate the global regs which are alive when
5443 removing dead code during a global update.
5444 (propagate_block): Return non-zero if an INSN is
5447 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5449 * Makefile.in (LIBICONV): Define.
5451 2001-07-26 Catherine Moore <clm@redhat.com>
5453 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
5454 of conditional to avoid tree checking errors.
5456 2001-07-26 Kazu Hirata <kazu@hxi.com>
5458 * regmove.c (regmove_optimize): Don't replace a reg with
5459 another reg of a different mode.
5461 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
5463 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
5464 limit length of dependancy flush list.
5465 * params.h (MAX_PENDING_LIST_LENGTH): Define.
5466 * sched-int.h (struct deps): Add pending_flush_length field.
5467 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
5468 has 1 element in it.
5469 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
5470 (sched_analyze): After a jump, if the pending memory flush list is too
5471 large, flush the pending lists.
5472 (init_deps): Initialize pending_flush_length to 0.
5473 * doc/invoke.texi (max_pending_list_length): Document parameter.
5475 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
5477 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
5478 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
5479 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
5481 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5483 * cpphash.h (struct_lexer_state): Delete was_skipping.
5484 Move skipping here from struct cpp_reader.
5485 * cpplex.c (parse_identifier): Update.
5486 (_cpp_lex_token): Don't skip tokens in a directive.
5487 * cpplib.c (struct if_stack): Update.
5488 (start_directive, end_directive): Don't change skipping state.
5489 (_cpp_handle_directive): Update.
5490 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
5491 (do_else, do_endif): Update; only check for excess tokens if not
5492 in a skipped conditional block.
5493 (push_conditional): Update for new struct if_stack.
5495 2001-07-26 Graham Stott <grahams@redhat.com>
5497 * function.c (locate_and_pad_parm): Also pad initial offset
5498 so that the total argument size also includes the padding.
5500 2001-07-26 Graham Stott <grahams@redhat.com>
5502 * gensupport.c (alter_output_for_insn): Correct enable checking failure
5503 change XSTR to XTMPL.
5505 (process_one_cond_exec): Likewise
5507 2001-07-25 Richard Henderson <rth@redhat.com>
5509 * varasm.c (assemble_variable): Create DECL_RTL before setting
5512 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
5514 * predict.c (estimate_probability): Avoid duplicated predictions.
5516 * loop.c (find_and_verify_loops): Grok multiple barriers.
5518 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5520 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
5522 * dbxout.c: Consistently use putc instead of fputc.
5523 (print_wide_int): New function; call instead of direct fprintf.
5524 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
5525 (dbxout_type_fields, dbxout_type_method_1): Likewise.
5526 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
5527 (print_int_cst_octal): Likewise.
5528 (print_octal): Show we wrote characters.
5529 (dbxout_type): Set have_used_extensions in more places.
5531 2001-07-25 Catherine Moore <clm@redhat.com>
5533 * config/v850/v850.c (v850_va_arg): Use addr
5534 instead of valist to build incr.
5536 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
5538 * flow.c (delete_dead_jumptables): New function.
5539 (life_analyzis): Call it.
5540 * bb-reorder.c (skip_insns_after_block): Handle contradictory
5543 2001-07-25 Richard Henderson <rth@redhat.com>
5545 * except.c (reachable_handlers): Handle a region being removed
5546 out from under a RESX.
5548 2001-07-25 Richard Henderson <rth@redhat.com>
5550 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
5551 swap GE/GT if it is an fp comparison.
5553 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
5555 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
5558 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
5560 * ssa.c (rename_insn_1): Do not wrap an assignment to a
5561 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
5564 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
5566 (visit_expression): When attempting to simplify an expression,
5567 retrieve any modes for arguments before they are simplified
5570 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
5571 Janis Johnson <janis@us.ibm.com>
5573 * stmt.c (expand_goto): A nonlocal goto can be a call too.
5574 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
5575 pointer parameters to match documented usage of nonlocal_goto.
5576 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
5577 parameters to their correct order.
5578 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
5579 parameters to their correct order.
5581 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
5583 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
5585 2001-07-25 Jan Hubicka <jh@suse.cz>
5586 Richard Henderson <rth@redhat.com>
5588 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
5590 (make_edges): New argument update_p; populate the edge cache if set.
5591 (find_basic_blocks): Update make_edges invocation.
5593 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5595 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
5597 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5599 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
5600 -Acpu and -Amachine.h.
5601 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
5602 Corrected header to say ELF not a.out.
5603 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
5604 when given -msoft-float.
5606 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5608 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
5609 extra multilib parts like arm-elf.
5610 (i960-*-coff*, i960-*-rtems): Should not use collect2.
5611 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
5612 crtfini.o as extra multilib parts.
5614 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5616 * configure.in: Add rtems as a supported thread model.
5617 * gthr-rtems.h: Add missing entry point __gthread_active_p.
5618 * configure: Rebuilt.
5620 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
5622 * stor-layout.c (get_mode_alignment): make it work when
5623 BITS_PER_UNIT is not a power of two.
5624 * builtins.c (get_pointer_alignment): Likewise.
5626 2001-07-24 Richard Henderson <rth@redhat.com>
5628 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
5629 the retrieved constant into the expected mode.
5631 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5633 * flow.c (try_simplify_condjump): Avoid duplicated edges.
5634 (verify_flow_info): Check for duplicated edges; clarify
5637 * flow.c (block_label): Update basic_block_for_insn.
5638 (commit_edge_insertions): Call compute_bb_for_insn.
5640 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
5643 * flow.c (redirect_edge_and_branch,
5644 try_optimize_cfg): Use redirect_edge_succ_nodup
5645 (redirect_edge_succ_nodup): New.
5646 * basic_block.h (redirect_edge_succ_nodup): Declare.
5648 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
5651 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5653 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
5654 (try_crossjump_to_edge): Update commetns.
5655 (try_crossjump_bb): Likewise.
5657 2001-07-24 Richard Henderson <rth@redhat.com>
5659 * combine.c (distribute_notes): Move set of need_refresh
5660 for noop_move_p down to catch all cases.
5662 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
5664 * recog.c (split_all_insns_noflow): New.
5665 * rtl.h (split_all_insns_noflow): Declare.
5666 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
5667 * m68hc11.c (m68hc11_reorg): Likewise.
5668 * sh.c (machine_dependent_reorg): Likewise.
5669 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
5672 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
5674 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
5675 (ashlsi3_n splitter): Likewise.
5676 (lshrsi3_n splitter): Likewise.
5678 (GOTaddr2picreg): Make const SImode.
5679 (sym_label2reg): Likewise.
5680 (symGOT2reg): Likewise.
5681 (symGOTOFF2reg) Likewise.
5683 (casesi_worker_0): Make unspec SImode.
5685 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
5687 * config/sh/sh.c (barrier_align): Check that an operand really is
5688 an insn before extracting its INSN_CODE.
5690 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
5692 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
5695 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
5696 for SImode to prevent overflow.
5698 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5700 * config/mips/irix6-libc-compat.c: New file.
5701 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
5702 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
5705 2001-07-24 lars brinkhoff <lars@nocrew.org>
5707 * rtl.texi (REG_POINTER): Document.
5708 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
5709 QFmode, HFmode, TQFmode, QCmode, and HCmode.
5711 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
5713 * flow.c (delete_noop_moves): Do not confuse libcall regions.
5715 2001-07-23 Richard Henderson <rth@redhat.com>
5717 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
5719 2001-07-23 Kazu Hirata <kazu@hxi.com>
5721 * config/h8300/h8300-protos.h: Add a prototype for
5722 general_operand_dst_push.
5723 * config/h8300/h8300.c (general_operand_dst_push): New.
5724 * config/h8300/h8300.h (OK_FOR_T): New.
5725 (EXTRA_CONSTRAINT): Use it.
5726 * config/h8300/h8300.md (movqi_push): Remove and integrate into
5727 the existing movqi pattern.
5728 (movhi_push): Likewise.
5730 * reload.c: Fix comment typos.
5732 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
5734 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
5736 2001-07-23 H.J. Lu (hjl@gnu.org)
5738 * doc/extend.texi: Update __builtin_return_address and
5739 __builtin_frame_address.
5741 2001-07-23 Richard Henderson <rth@redhat.com>
5743 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
5745 * config/i386/i386.md: New setcc+movzbl peephole2.
5747 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5749 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
5750 * objc/objc-act.c: Include debug.h.
5751 (synth_module_prologue): Save and restore debug hooks too.
5753 2001-07-23 lars brinkhoff <lars@nocrew.org>
5755 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
5756 and C4X_FLOAT_FORMAT.
5757 (BOOL_TYPE_SIZE): Document.
5759 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
5761 * unroll.c (loop_iterations): Fix miscalculation of initial
5764 2001-07-13 Andrew Haley <aph@redhat.com>
5766 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
5767 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
5768 * config/sh/sh.c (sh_can_redirect_branch): New function.
5769 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
5770 * reorg.c (steal_delay_list_from_target): Use
5771 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
5773 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
5775 * flow.c (try_simplify_condjump): Unlink insn chain on
5776 fallthru edge; use can_fallthru.
5778 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
5780 * basic-block.h (find_sub_basic_block): Declare.
5781 * flow.c (make_edges): New arguments MIN and MAX;
5782 (find_sub_basic_blocks): Revamp to use make_edges
5783 and purge_dead_edges.
5784 (find_basic_blocks): Update call of find_sub_basic_block.
5786 * recog.c (split_all_insns): Always expect CFG to be consistent;
5787 call find_sub_basic_blocks in case something has changed.
5788 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
5791 * basic-block.h (delete_noop_moves): Declare.
5792 * combine.c (combine_instructions): Call it.
5793 (recog_for_combine): Tolerate noop moves
5794 (distribute_notes): Force refresh when register dies at noop move.
5795 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
5797 (life_analysis): Update delete_noop_moves call.
5798 (set_noop_p): Move too ...
5799 * rtlanal.c (noop_move_p): ... here.
5800 * rtl.h (noop_move_p): Declare.
5802 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
5803 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
5805 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
5806 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
5808 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
5810 * reload.c (push_reload): Fix typo in comment.
5811 (find_reloads_address): Ditto.
5812 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
5814 2001-07-22 Richard Henderson <rth@redhat.com>
5816 * flow.c: Grammar check and clarify a lot of comments.
5817 (try_simplify_condjump): Rename variables to be clearer.
5818 (try_forward_edges): Skip complex and fallthru edges.
5819 Rearrange tests to avoid duplicate checks.
5820 (flow_find_cross_jump): Likewise.
5821 (outgoing_edges_match): Allow match if neither branch has
5822 probability data. Loosen probability match to 5%.
5823 (try_crossjump_to_edge): Hoist repeated indirection into
5825 (try_crossjump_bb): Don't check complex edges. Eliminate
5826 redundant crossjump tests.
5827 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
5828 checks before more expensive checks.
5830 2001-07-22 Richard Henderson <rth@redhat.com>
5832 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
5833 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
5836 2001-07-22 Richard Henderson <rth@redhat.com>
5838 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
5839 (const_sint32_operand): Likewise.
5840 * m68k.md (anon mulsi pattern): Use const_int_operand not
5841 const_sint32_operand.
5842 (umulsi3_highpart): Zero extend a constant input.
5843 (smulsi3_highpart): Don't bother checking SImode constant.
5844 (const_umulsi3_highpart): Give op3 DImode.
5845 (const_smulsi3_highpart): Likewise.
5847 2001-07-22 Richard Henderson <rth@redhat.com>
5849 * flow.c (split_block): Make sure bb_note is included in the
5850 new block when splitting before a label.
5852 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
5854 * basic-block.h (redirect_edge_and_branch_force,
5855 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
5856 * flow.c (redirect_edge_and_branch_force,
5857 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
5858 (redirect_edge_and_branch_force): Fix copying of lifeness information.
5859 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
5860 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
5861 instead of label; update CFG after transformation.
5862 (find_if_case_1): Update call, use redirect_edge_and_branch_force
5863 for finishing the transformation; handle even case where ELSE
5864 does not follow THEN.
5865 (find_if_case_2): Update call of dead_or_predictable; simplify
5868 * emit-rtl.c (split_branch_probability): New global variable.
5869 (try_split): Take care to set split_branch_probability and
5870 create REG_BR_PROB note for new jump insns.
5871 * md.texi (define_split): Document new feature.
5873 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
5875 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
5877 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
5878 (asm_out_file): Remove redundant declaration.
5879 (assemble_asm): Remove old #if 0 block.
5880 (assemble_variable): Remove end of function; debug output is
5881 now handled with global_decl. Remove old #if 0 block. Update.
5882 Remove saved_in_section and associated no-op code.
5883 * Makefile.in (varasm.o): Correct dependencies.
5885 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
5887 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5888 the definition in defaults.h.
5890 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
5892 * jump.c: Update comments.
5893 (delete_barrier_successors, delete_unreferenced_labels,
5894 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
5895 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
5896 jump_optimize, jump_optimize_minimal): Kill.
5897 (rebuild_jump_labels): Move code from jump_optimize_1.
5898 (purge_line_number_notes): Likewise.
5899 (copy_loop_headers): Likewise.
5900 * reg-stack.c: Update comment.
5902 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
5903 JUMP_AFTER_REGSCAN): Kill.
5904 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
5905 purge_line_number_notes and copy_loop_headers.
5907 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
5908 Richard Henderson <rth@redhat.com>
5910 * dbxout.c (dbxout_global_decl): New.
5911 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
5912 * sdbout.c (sdbout_finish): New.
5913 (sdbout_debug_hooks): Use it, add comments.
5914 (sdbout_global_decl): Defer initialised public vars to
5916 * varasm.c (assemble_variable): Don't output debug information
5917 for file-scope variables.
5919 2001-07-22 Richard Henderson <rth@redhat.com>
5921 * config/alpha/alpha.c (get_trap_mode_suffix): New.
5922 (get_round_mode_suffix): New.
5923 (print_operand): Use them for [/]. Remove support for [&'`()+].
5924 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
5925 * config/alpha/alpha.md (attr round_suffix): New.
5926 (attr trap_suffix): New.
5927 (all insns): Set them appropriately. Use %/ instead of the
5930 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5932 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
5934 2001-07-22 Richard Henderson <rth@redhat.com>
5936 * regrename.c (regrename_optimize): Compute nregs for each
5937 potential target register.
5939 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
5940 Richard Henderson <rth@redhat.com>
5942 * dbxout.c (dbxout_global_decl): New.
5943 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
5944 * sdbout.c (sdbout_finish): New.
5945 (sdbout_debug_hooks): Use it, add comments.
5946 (sdbout_global_decl): Defer initialised public vars to
5948 * varasm.c (assemble_variable): Don't output debug information
5949 for file-scope variables.
5951 2001-07-21 H.J. Lu (hjl@gnu.org)
5953 * config/mips/mips.c (mips_cpu): Moved into ...
5954 (override_options): Here.
5956 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
5958 (mips_cpu): Removed.
5960 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5962 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
5963 ("iorqi3"): Likewise.
5964 ("xorqi3"): Likewise.
5965 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
5966 ("*subhi3_sp): Likewise.
5967 ("*subhi3"): Likewise.
5968 ("extendhisi2"): Accept D, X and Y as source operand to avoid
5971 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
5973 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
5974 * config/freebsd.h: Likewise.
5975 * config/linux.h: Likewise.
5976 * config/openbsd.h: Likewise.
5977 * config/alpha/linux-elf.h: Likewise.
5978 * config/arm/linux-elf.h: Likewise.
5979 * config/d30v/d30v.h: Likewise.
5980 * config/fr30/fr30.h: Likewise.
5981 * config/ia64/aix.h: Likewise.
5982 * config/ia64/ia64.h: Likewise.
5983 * config/mips/linux.h: Likewise.
5984 * config/pj/pj.h: Likewise.
5985 * config/rs6000/linux.h: Likewise.
5986 * config/sparc/linux.h: Likewise.
5987 * config/sparc/linux64.h: Likewise.
5989 2001-07-20 Bruce Korb <bkorb@gnu.org>
5991 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
5992 because getc() and char* may disagree on signedness.
5994 2001-07-20 Richard Henderson <rth@redhat.com>
5996 * doc/rtl.texi (REG_DEAD): Update for current semantics.
5998 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
5999 insns to delete in the presence of cc0 in a jump insn.
6001 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
6002 Jan Hubicka <jh@suse.cz>
6004 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
6005 of doing the change by hand.
6007 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
6009 * rtlanal.c (set_noop_p): Return true for noop jumps.
6011 * expr.c (emit_single_push_insn): Add call to push expander.
6012 * expr.h (optab_index): Add OTI_push
6013 (push_optab): New constant.
6014 * genopinit.c (optabs): Add push_optab.
6015 * optabs.c (init_optab): Init push optab.
6016 * md.texi (push??1): Document
6018 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6020 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
6021 expand to emit the pattern; put a REG_INC note for push/pop
6023 ("movdf", "movdf_internal"): Likewise.
6024 ("movsi", "movsi_internal"): Likewise.
6025 ("movsf", "movsf_internal"): Likewise.
6026 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
6028 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6030 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
6033 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
6035 * params.def: Change default max inline insns to 100.
6037 2001-07-20 Diego Novillo <dnovillo@redhat.com>
6039 * combine.c (combine_simplify_rtx): Generate a new shift operation
6040 when simplifying the first operand of a (neg (ashift)) expression.
6042 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6044 * regclass.c (N_REG_INTS): Use only 32 bits per element.
6046 2001-07-20 Kelley Cook <kelley.cook@home.com>
6048 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
6049 information. Move rest into ...
6050 (*-*-solaris): ... here. Eliminate redundant information and
6051 reword necessary packages section. Delete 4.x assembler bug info.
6052 (sparc-sun-*): Merge into ...
6053 (sparc-sun-sunos*): here.
6055 2001-07-20 Catherine Moore <clm@redhat.com>
6057 * config/v850/v850.md (casesi): Generate LABEL_REF
6060 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
6062 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
6063 * i386.c (ix86_zero_extend_to_Pmode): Make global.
6064 * i386.md (strclrsi expander): Use it.
6066 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6068 * integrate.c (copy_insn_list): handle
6069 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
6070 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
6071 identically as to CODE_LABEL.
6073 * fold-const (fold): Convert A/B/C to A/(B*C) and
6076 * except.c (connect_post_landing_pads): Delete the RESX insns.
6078 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
6080 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
6082 * config/mips/mips.md (nmadd/nmsub): Use macro.
6084 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
6086 * cppinit.c (remove_dup_dir): Make static.
6087 (remove_dup_dirs): Make static. Only warn about preempting a
6088 system directory with a non-system directory.
6090 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
6092 * ifcvt.c (noce_try_store_flag_constants): Correct order
6093 of parameters to trunc_int_for_mode.
6095 2001-07-19 Mark Mitchell <mark@codesourcery.com>
6097 * reorg.c (fill_simple_delay_slots): If an instruction might throw
6098 an exception that will be caught within this function, do not fill
6099 its delay slot with any subsequent instruction.
6101 2001-07-19 Steve Ellcey <sje@cup.hp.com>
6103 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
6104 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
6105 pointer extension instruction.
6106 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
6107 * simplify-rtx.c (simplify_unary_operation) Likewise.
6108 * explow.c (convert_memory_address) Check value of
6109 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
6111 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
6112 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
6113 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
6114 Add Multilib Support.
6115 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
6116 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
6117 Add Multilib Support.
6118 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
6120 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
6121 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
6122 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
6124 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
6126 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
6127 old and new operands in `<', `3' and `b'.
6129 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
6131 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
6132 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
6133 (toplev.o): Don't depend on xcoffout.h.
6134 * c-decl.c: Include debug.h
6135 (duplicate_decls): Use debug hook.
6136 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
6137 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6138 (dbxout_types): Remove.
6139 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
6140 * debug.c (do_nothing_debug_hooks): Update.
6141 (debug_true_tree, debug_nothing_rtx): New.
6142 * debug.h (struct rtx_def): New.
6143 (struct gcc_debug_hooks): New hooks ignore_block,
6144 outlining_inline_function and label.
6145 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
6146 dwarf2out_frame_finish): New.
6147 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
6148 Make static, update prototype.
6149 (dwarf2_debug_hooks): Update.
6150 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
6151 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
6152 * dwarfout.c (dwarf_debug_hooks): Update.
6153 * emit-rtl.c: Include debug.h.
6154 (remove_unnecessary_notes): Use debug hook.
6155 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
6156 (final_scan_insn): Use debug hook.
6157 * integrate.c (output_inline_function): Use debug hook.
6158 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
6159 (sdb_debug_hooks): Update.
6160 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
6161 * toplev.c: Don't include xcoffout.h.
6162 (note_outlining_of_inline_function, debug_ignore_block): Remove.
6163 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
6165 * tree.h (dwarf2out_do_frame): Remove.
6167 2001-07-19 Catherine Moore <clm@cygnus.com>
6169 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
6171 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
6173 * reload1.c (eliminate_regs_in_insn): When updating a set
6174 to the frame pointer to the hardware frame pointer, perform
6175 the update always not just when REPLACE is set.
6177 * reload1.c (choose_reload_regs): Don't inherit a reload
6178 that crosses multiple registers if registers past the first
6179 don't fit in the desired class.
6181 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
6182 when negating constants.
6184 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
6186 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
6187 * doc/tree.texi: Ditto.
6189 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
6190 Jakub Jelinek <jakub@redhat.com>
6192 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
6193 (extract_cie_info): Handle "eh" augmentation properly,
6195 (struct frame_state, __frame_state_for): New.
6197 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6199 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
6200 HANDLE_SYSV_PRAGMA): Define.
6201 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
6203 (copy_object): Caller changed.
6205 2001-07-19 Andreas Schwab <schwab@suse.de>
6207 * configure.in (assembler dwarf2 debug_line support): Define nop
6209 * configure: Regenerated.
6211 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
6213 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
6215 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
6216 to conditionally compiled block.
6217 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6218 * dbxout.h (dbxout_function): Remove.
6219 * debug.c (do_nothing_debug_hooks): Update.
6220 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
6221 global_decl, deferred_inline_function.
6222 * dwarf2out.c (dwarf2_debug_hooks): Update.
6223 (dwarf2out_global_decl): New.
6224 * dwarfout.c: Don't include dwarfout.h.
6225 (dwarfout_global_decl, dwarfout_function_decl,
6226 dwarfout_deferred_inline_function): New.
6227 (dwarf_debug_hooks): Update.
6228 * dwarfout.h: Remove.
6229 * final.c: Don't include dwarfout.h.
6230 * sdbout.c (sdbout_global_decl): New.
6231 (sdbout_debug_hooks): Update.
6232 * toplev.c: Don't include dwarfout.h.
6233 (check_global_declarations, rest_of_compilation): Use new debug hooks.
6234 (note_deferral_of_defined_inline_function): Remove.
6235 * toplev.h (note_deferral_of_defined_inline_function): Remove.
6236 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
6237 * ch/lex.c: Don't include dwarfout.h.
6238 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
6239 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
6240 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
6241 * cp/optimize.c: Include debug.h.
6242 (maybe_clone_body): Use debug hook.
6243 * cp/semantics.c: Include debug.h.
6244 (expand_body): Use debug hook.
6245 * po/POTFILES.in: Remove dwarfout.h.
6247 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
6249 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
6250 * c-parse.in (yyerror, _yylex): Similarly.
6251 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
6252 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
6254 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
6255 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
6257 2001-07-18 Jeff Sturm <jsturm@one-point.com>
6259 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
6260 in-class declaration at -g1. Fixes c++/2814.
6262 2001-07-18 Richard Henderson <rth@redhat.com>
6264 * doc/md.texi (reload_in/out): Document restrictions in predicates
6265 and constraints for these patterns. Document empty string matching
6268 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6270 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
6272 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6274 * cse.c: Undo my previous patch.
6276 2001-07-18 Tom Tromey <tromey@redhat.com>
6279 * configure: Rebuilt.
6280 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
6282 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
6284 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
6285 Jan Hubicka <jh@suse.cz>
6287 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
6288 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
6289 * jump.c (mark_jump_label): Do not forward branches.
6291 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
6293 * cse.c (delete_trivially_dead_insns): Delete the libcall block
6294 when return value is unused.
6296 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6298 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
6300 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
6302 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
6303 on error. We can't blindly return the result of
6304 pthread_mutex_trylock because it returns a positive number on
6305 error, while we must return -1 on error.
6306 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
6308 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
6310 2001-07-18 Andreas Jaeger <aj@suse.de>
6312 * integrate.c (output_inline_function): Correct type of debug_hooks.
6314 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
6316 * combine.c (combine_simplify_rtx): DIV can be treated
6317 associatively for floats if unsafe math optimisations are enabled.
6319 2001-07-17 Richard Henderson <rth@redhat.com>
6321 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
6323 2001-07-17 Richard Henderson <rth@redhat.com>
6325 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
6326 don't force the function address into a register.
6327 (expand_call, emit_library_call_value_1): Update callers.
6328 * builtins.c (expand_builtin_apply): Likewise.
6329 * expr.h (prepare_call_address): Update decl.
6331 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
6333 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
6335 * config/i386/chorus.h: Move up.
6336 * config/sparc/chorus.h: Likewise.
6337 * config/rs6000/chorus.h: Likewise.
6338 * config/chorus.h: Moved here.
6340 2001-07-17 Andreas Schwab <schwab@suse.de>
6342 * configure.in (assembler eh_frame optimization): Handle big
6344 * configure: Regenerated.
6346 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
6348 * expr.c (epxand_expr): Convert divisions into multiplications by
6349 reciprocals if -ffast-math.
6351 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
6353 * dbxout.c (dbxout_really_begin_function): Rename to
6354 dbxout_begin_function.
6355 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6356 (dbxout_begin_function): Remove.
6357 (dbxout_function): Update.
6358 (dbxout_source_line): Update prototype.
6359 * dbxout.h (dbxout_begin_function): Remove.
6360 * debug.c (do_nothing_debug_hooks): Update.
6361 (debug_nothing_tree): Update.
6362 (debug_nothing_charstar_rtx): Remove.
6363 * debug.h (union tree_node): Declare.
6364 (struct rtx_def): Remove.
6365 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
6366 begin_function. Change source_line prototype.
6367 (debug_nothing_tree): New.
6368 (debug_nothing_charstar_rtx): Delete.
6369 (dwarf2out_begin_prologue): Moved from ...
6371 * dwarf2out.c (dwarf2_debug_hooks): Update.
6372 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
6373 debug info, call dwarf2out_source_line.
6374 (dwarf2out_souce_line): Update prototype.
6375 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
6376 Change prototype, make static.
6377 (dwarfout_source_line): Update prototype.
6378 (dwarf_debug_hooks): Update.
6379 * dwarfout.h (dwarfout_begin_function): Remove.
6380 * final.c (final_start_function, final_scan_insn): Use appropriate
6381 debug hooks, update to use notice_source_line.
6382 (output_source_line): Rename notice_source_line. Don't call the
6383 source_line debug hook.
6384 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
6385 make static, update prototype.
6386 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
6388 (sdbout_end_prologue): New.
6389 (sdbout_source_line): Update prototype.
6390 (sdbout_debug_hooks): Update.
6391 (sdbout_symbol): Remove unused var.
6392 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
6394 * varasm.c: Include debug.h.
6395 (assemble_start_function): Use begin_function debug_hook.
6396 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
6397 update with prototype.
6398 (xcoffout_source_line): Update prototype.
6399 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
6401 (xcoffout_source_line): Update prototype.
6403 2001-07-17 Richard Henderson <rth@redhat.com>
6405 * c-typeck.c (build_binary_op): Do not shorten unsigned
6406 right shift after sign extension.
6408 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
6410 * combine.c (combine_simplify_rtx): Attempt to simplify
6411 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
6413 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
6414 (simplify_binary_operation, simplify_unary_operation,
6415 simplify_relational_operation): Use it.
6417 * combine.c (combine_simplify_rtx): Don't do associative law
6418 on divisions; allow associative law on floats.
6420 2001-07-17 H.J. Lu <hjl@gnu.org>
6421 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6423 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
6424 ASM_OUTPUT_WEAK_ALIAS are defined.
6425 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
6426 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
6428 * config/mips/iris5.h: ... here.
6429 (HANDLE_SYSV_PRAGMA): Defined as 1.
6430 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
6431 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
6434 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
6436 * c-parse.in (all_prefix_attributes): New variable.
6437 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
6438 (maybe_resetattrs): New production.
6439 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
6440 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
6441 notype_initdcl, nested_function, notype_nested_function,
6442 component_decl, components, components_notype,
6443 component_declarator, component_notype_declarator,
6444 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
6445 ivars, mydecl, myparm): Update. Avoid prefix attributes just
6446 after a comma being applied to more than one declarator.
6447 * doc/extend.texi (Attribute Syntax): Update. Remove
6448 documentation of bugs that are no longer present.
6450 2001-07-13 Eric Christopher <echristo@redhat.com>
6452 * config/mips/mips.h: Change TUNE_MIPS* options to use
6454 (EXTRA_SPECS): Add cc1_cpu_spec.
6455 * config/mips/mips.md (muldf3): Fix typo.
6457 2001-07-16 Richard Henderson <rth@redhat.com>
6459 * config/m68k/m68k.c: Include expr.h and reload.h.
6460 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
6461 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
6463 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
6464 Richard Henderson <rth@redhat.com>
6466 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
6467 (insn_live_p): Fix fall off end of function.
6468 (dead_libcall_p): Remove COUNTS argument; update callers.
6469 (delete_trivially_dead_insns): Remove unused variables.
6471 2001-07-17 Andreas Jaeger <aj@suse.de>
6473 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
6476 * lcm.c (optimize_mode_switching): Avoid warning for unused
6477 variable if !NORMAL_MODE.
6479 * flow.c (try_crossjump_to_edge): Remove unused variable.
6481 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
6483 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
6484 atexit declaration in stdlib.h.
6486 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
6488 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
6490 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6492 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
6493 * except.c (finish_eh_generation): Update call of cleanup_cfg;
6494 do rebuild_jump_labels instead of jump_optimize
6495 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
6496 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
6497 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
6499 * flow.c: Include timevar.h
6500 (find_basic_block): Push/pop timevar;
6501 (cleanup_cfg): Likewise.
6502 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
6503 * Makefile: Add dependencies on timevar.h
6505 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
6506 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
6508 * rtl.h (delete_trivially_dead_insns): Add new parameter.
6509 * toplev.c (rest_of_compilation): Update calls.
6510 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
6511 (delete_trivially_dead_insns): ... here; accept new argument
6512 preserve_basic_blocks; preserve basic blocks if set.
6514 * reg-stack.c (stack_regs_mentioned): Return 0 if
6515 stack_regs_mentioned_data is not initialized.
6516 (reg_to_stack): Make stack_regs_mentioned survive after the
6517 reg-stack is completted; do not call cleanup_cfg.
6518 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
6519 make cleanup_cfg after bb-reorder to output to debug file.
6521 2001-07-16 Richard Henderson <rth@redhat.com>
6523 * regclass.c (init_reg_sets): Use only 32 bits per initializer
6524 from int_reg_class_contents.
6526 2001-07-16 Richard Henderson <rth@redhat.com>
6528 * hard-reg-set.h (regs_invalidated_by_call): Declare.
6529 * regclass.c (regs_invalidated_by_call): Move from cse.c.
6530 (init_reg_sets_1): Move initialization from cse_main.
6531 * cse.c (regs_invalidated_by_call): Move to regclass.c.
6532 (cse_main): Move its initialization also.
6533 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
6534 * flow.c (propagate_one_insn): Likewise.
6535 * gcse.c (compute_hash_table): Likewise.
6536 (compute_kill_rd, compute_store_table): Likewise.
6537 * sched-deps.c (sched_analyze_1): Likewise.
6539 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
6541 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
6544 2001-07-16 Steve Ellcey <sje@cup.hp.com>
6546 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
6547 in if statement so we don't access undefined memory.
6549 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
6551 * gcse.c: Update comment at top.
6552 Update comment on mem handling.
6553 mem_last_set, mem_first_set, mem_set_in_block: gone.
6554 Declaration of reg_set_info: gone.
6555 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
6556 pointless with load_killed_in_block_p (they are *more*
6557 conservative then it, not less, and less accurate).
6558 (oprs_not_set_p): Ditto.
6559 (alloc_gcse_mem): Don't allocate mem_set_in_block
6560 (free_gcse_mem): Don't free it, either.
6561 (record_last_mem_set_info): Update comment in front, remove
6562 mem_*set_* stuff. Note the reason we don't handle stores directly
6564 (compute_hash_table): Update comments to reflect reality. Remove
6565 mem_*set_* references.
6566 (reset_opr_set_tables): Remove mem_*set_* references.
6568 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
6569 (mark_clobber): Ditto (on both parts, we double set here too).
6570 (expr_killed_p): Remove mem_set_in_block test.
6571 (compute_transp): Remove mem_set_in_block test.
6573 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
6574 of edge, and removal of phi alternative to dump file.
6575 (ssa_ccp_substitute_constants): Add note about register now being
6576 constant, and which uses were replaced in what insns to dump file.
6578 2001-07-16 Andreas Jaeger <aj@suse.de>
6580 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
6581 variables of type HOST_WIDEST_INT.
6583 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
6584 (__bb_exit_func): Correct type of count_max to avoid overflow.
6585 (num_digits): Handle long long argument.
6587 * combine.c (gen_lowpart_for_combine): Remove unused variable.
6589 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6591 * output.h (sdb_begin_function_line): Restore as an extern
6593 * sdbout.c (sdb_begin_function_line): Make extern.
6595 2001-07-15 Richard Henderson <rth@redhat.com>
6597 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
6598 * genrecog.c (maybe_both_true_mode): New.
6599 (maybe_both_true_2): Use it.
6600 (write_switch): Don't put Pmode in a switch.
6601 * rtl.c (mode arrays): Don't explicitly size them.
6603 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6605 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
6606 handling; move unconditional splitting before mode switching.
6608 * i386.md (type): Add fistp type.
6609 (i387, length_attr, scheduling definitions): Handle this type.
6610 (fix_trunc?f?i2): Revamp to use mode switching.
6611 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
6612 * i386.h (fp_cw_mode): New enum
6613 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
6614 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
6616 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6618 * Makefile.in (integrate.o): Add debug.h.
6619 * integrate.c (debug.h): Add.
6620 (output_inline_function): Save, reset, and restore debug_hooks.
6622 2001-07-15 Richard Henderson <rth@redhat.com>
6624 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
6625 instead of COMPARE for the EQUIV expression.
6627 2001-07-15 Richard Henderson <rth@redhat.com>
6629 * flow.c (redirect_edge_and_branch_force): Initialize
6630 global_live_at_start and global_live_at_end.
6631 (allocate_bb_life_data): Export.
6632 * basic-block.h (allocate_bb_life_data): Declare.
6633 * toplev.c (rest_of_compilation): Call it.
6635 2001-07-15 Richard Henderson <rth@redhat.com>
6637 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
6638 (alpha_tablejump_best_label): New.
6639 * config/alpha/alpha-protos.h: Declare them.
6640 * config/alpha/alpha.md: Use braced strings for code blocks.
6641 (tablejump_osf): Break out add with r29.
6642 (tablejump_osf_internal): Remove.
6643 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
6644 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
6646 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6648 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
6651 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
6653 * i386-protos.h (ix86_split_fp_branch): Update prototype.
6654 (ix86_fp_jump_nontrivial_p): New.
6655 * i386.md (fp_jcc_?): Update call of split_fp_branch;
6656 use ix86_fp_jump_nontrivial_p.
6657 * i386.c (ix86_fp_jump_nontrivial_p): New.
6658 (ix86_split_fp_branch): Accept code instead of rtx.
6659 (ix86_expand_compare): Expand comparison early in case
6660 doing so is resonably cheap.
6662 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
6664 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
6666 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
6667 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
6669 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
6671 * dbxout.c (dbxout_source_line): Make static, update prototype.
6672 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
6673 (dbxout_init, dbxout_finish, dbxout_source_line,
6674 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
6675 * dbxout.h (dbxout_source_line): Delete.
6676 * debug.c (debug_nothing_file, debug_nothing_file_int,
6677 debug_nothing_file_charstar_rtx): New.
6678 (do_nothing_debug_hooks): Update.
6679 (debug_nothing_void, debug_nothing_charstar_rtx,
6680 dwarf2out_end_epilogue): New.
6681 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
6682 * debug.h (struct rtx_def): Declare.
6683 (gcc_debug_hooks): New hooks source_line, end_epilogue
6685 (debug_nothing_void, debug_nothing_charstar_rtx,
6686 dwarf2out_end_epilogue): New.
6687 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
6688 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
6689 (dwarf2_debug_hooks): Update.
6690 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
6691 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
6692 * dwarf2out.h (dwarf2out_source_line): Remove.
6693 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
6694 Make static, update prototype.
6695 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
6696 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
6697 (dwarf_debug_hooks): Update.
6698 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
6699 dwarfout_end_function): Remove.
6700 * final.c (profile_function): Use debug hooks for ending functions
6702 (output_source_line, final_end_function): Update prototype,
6704 (final_start_function, final_scan_insn): Update.
6705 * output.h (sdb_begin_function_line): Remove.
6706 (final_end_function): Update prototype.
6707 * sdbout.c (sdb_begin_function_line): Make static.
6708 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
6709 (sdbout_source_line): New.
6710 (sdbout_end_epilogue, sdbout_end_function): Make static, update
6712 (sdb_debug_hooks): Update.
6713 (sdbout_init, sdbout_source_line,
6714 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
6715 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
6716 * toplev.c (compile_file, rest_of_compilation): Update.
6717 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
6718 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
6719 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
6720 Update for prototype changes.
6721 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
6722 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
6724 2001-07-15 Richard Henderson <rth@redhat.com>
6726 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
6727 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
6728 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
6729 * config/alpha/alpha.c: Likewise.
6730 * config/alpha/alpha.md: Likewise.
6731 * config/alpha/alpha32.h: Likewise.
6732 * config/alpha/vms.h: Likewise.
6735 2001-07-14 Richard Henderson <rth@redhat.com>
6737 * config/alpha/alpha.md: Use define_constants for unspec values.
6738 Substitute throughout.
6740 2001-07-14 Tim Josling <tej@melbpc.org.au>
6742 * tree.def (EXPON_EXPR) remove. Never supported anyway.
6744 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
6746 * pa.md: Remove unused constraints from define_split's.
6748 2001-04-14 Richard Henderson <rth@redhat.com>
6750 * ifcvt.c (find_cond_trap): Test for exit block.
6752 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
6754 Re-install recently reverted patch.
6755 * emit-rtl.c (try_split): Update mark_jump_label call.
6756 * flow.c (find_sub_basic_blocks): Likewise.
6757 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
6759 (mark_all_labels): Kill second parameter.
6760 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
6761 (rebuild_jump_labels, jump_optimize_minimal): Update call
6763 (jump_optimize_1): Kill crossjumping code.
6764 (mark_jump_label): Kill cross_jump parameter.
6765 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
6766 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
6767 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
6769 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
6771 (dump_file_info): Likewise.
6772 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
6773 reorganize passes to do reg-stack first, bb-reorder second.
6774 * invoke.texi (-d letters doc): Remove the jump2 pass.
6776 2001-07-14 Richard Henderson <rth@redhat.com>
6778 * ifcvt.c (find_cond_trap): New.
6779 (find_if_header): Call it.
6780 (merge_if_block): Relax existing jump sanity check.
6781 * jump.c (jump_optimize_1): Remove conditional trap handling.
6783 2001-07-14 Alan Modra <amodra@bigpond.net.au>
6785 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
6787 (insn_refs_are_delayed): Correct comment.
6788 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
6789 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
6790 instead of r31. Make associated insn !TARGET_64BIT, and
6791 provide an additional 64-bit insn that clobbers r2.
6793 (udivsi3): Likewise.
6795 (umodsi3): Likewise.
6797 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
6799 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
6801 * flow.c (redirect_edge_and_branch_force, split_edge,
6802 try_crossjump_to_edge): Use set_block_for_new_insns.
6803 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
6805 2001-07-13 H.J. Lu (hjl@gnu.org)
6807 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
6810 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
6812 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
6814 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
6816 * c-common.c (decl_attributes): Take a pointer to the node to
6817 which attributes are to be attached, and a flags argument.
6818 * c-common.h (enum attribute_flags): New.
6819 (decl_attributes): Update prototype.
6820 * c-decl.c (start_decl, push_parm_decl, finish_struct,
6821 finish_enum, start_function): Update calls to decl_attributes.
6822 * c-parse.in (component_declarator, component_notype_declarator,
6823 label): Update calls to decl_attributes.
6825 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
6827 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
6828 * config/avr/avr.c (legitimate_address_p): Return value changed
6829 from letter to register classes. For better debugging.
6831 2001-07-13 Kazu Hirata <kazu@hxi.com>
6833 * jump.c (reversed_comparison_code_parts): Fix comment typos.
6835 2001-07-13 H.J. Lu (hjl@gnu.org)
6837 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
6839 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
6841 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
6842 correctly for shared configurations.
6843 * config/t-libgcc-pic: New.
6844 * config/{i386,m68k,sparc}/t-openbsd: New.
6845 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
6846 Support -shared. Support debugging libraries with -g.
6847 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
6848 frame information does not emit pointer diffs.
6849 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
6852 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
6854 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
6856 2001-07-13 David Edelsohn <edelsohn@gnu.org>
6858 * combine.c (try_combine): Ensure const_int pow2 is positive.
6860 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
6862 * config.gcc: Add configuration for s/390.
6863 * config/s390/s390.c: New. Subroutines for code generation.
6864 * config/s390/s390.h: New. Definitions for s/390.
6865 * config/s390/s390-protos.h: New. Prototypes.
6866 * config/s390/linux.h: New. Definitions for linux for s/390.
6867 * config/s390/linux64.h: New. Definitions for linux for zSeries.
6868 * config/s390/t-linux: New. Makefile fragment.
6869 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
6870 * config/s390/fixdfdi.h: New. Fix L_fix*di.
6872 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
6874 * emit-rtl.c (try_split): Update mark_jump_label call.
6875 * flow.c (find_sub_basic_blocks): Likewise.
6876 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
6878 (mark_all_labels): Kill second parameter.
6879 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
6880 (rebuild_jump_labels, jump_optimize_minimal): Update call
6882 (jump_optimize_1): Kill crossjumping code.
6883 (mark_jump_label): Kill cross_jump parameter.
6884 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
6885 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
6886 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
6888 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
6890 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
6891 reorganize passes to do reg-stack first, bb-reorder second.
6892 * invoke.texi (-d letters doc): Remove the jump2 pass.
6894 2001-07-12 Steve Ellcey <sje@cup.hp.com>
6896 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
6898 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6900 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
6902 (verify_flow_info): Make diagnostics prettier.
6904 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6906 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
6908 * flow.c (outgoing_edges_match): Return early if condition reversal
6911 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
6913 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
6914 (mips_move_2words): When splitting a move into two instructions,
6915 prefix the second address operand with '%D'.
6917 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
6919 * Makefile.in (final.o): Depend on debug.h.
6920 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
6921 (dbx_debug_hooks): Add new hooks.
6922 (xcoff_debug_hooks): New.
6923 * debug.c (debug_nothing_file_int_int): New.
6924 (do_nothing_debug_hooks): Update.
6925 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
6926 (debug_nothing_file_int_int): New.
6927 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
6928 static, update prototype.
6929 (dwarf2_debug_hooks): Update.
6930 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
6931 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
6932 static, update prototype.
6933 (dwarf_debug_hooks): Update.
6934 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
6935 * final.c: Include debug.h.
6936 (final_scan_insn): Use debug hooks when beginning and ending blocks.
6937 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
6938 static, update prototype.
6939 (sdb_debug_hooks): Update.
6940 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
6941 * toplev.c: Distinguish between xcoff and dbx.
6943 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
6944 Call all debug hooks, not just dwarf ones.
6946 2001-07-11 Timothy Wall <twall@redhat.com>
6948 * config.gcc: Add configuration for AIX5/IA64.
6949 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
6950 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
6951 support prefix/suffix code.
6952 * config/ia64/t-aix: New. Makefile fragment.
6953 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
6955 2001-07-11 Kazu Hirata <kazu@hxi.com>
6957 * recog.c (validate_change): Fix a comment typo.
6959 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
6961 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
6962 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
6964 * dbxout.c (dbx_debug_hooks): Add new hooks.
6965 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
6967 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
6969 * dbxout.h (dbxout_start_new_source_file,
6970 dbxout_resume_previous_source_file): Delete.
6971 * debug.c (do_nothing_debug_hooks): Add new hooks.
6972 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
6973 (debug_nothing_int_charstar, debug_nothing_int): New.
6974 * debug.h (gcc_debug_hooks): New hooks define, undef,
6975 start_source_file and end_source_file.
6976 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
6977 (debug_nothing_int_charstar, debug_nothing_int): New.
6978 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
6979 the conditionally compiled section.
6980 (dwarf2out_start_source_file, dwarf2out_end_source_file,
6981 dwarf2out_define, dwarf2out_undef): Make static.
6982 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
6983 dwarf2out_define, dwarf2out_undef): Remove.
6984 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
6985 (dwarfout_start_source_file, dwarfout_end_source_file,
6986 dwarfout_define, dwarfout_undef): Make static.
6987 (dwarfout_start_source_file_check,
6988 dwarfout_end_source_file_check): New.
6989 (dwarfout_define, dwarfout_finish): Update.
6990 * dwarfout.h (dwarfout_start_new_source_file,
6991 dwarfout_resume_previous_source_file, dwarfout_define,
6992 dwarfout_undef): Remove.
6993 * sdbout.c (sdb_debug_hooks): Add new hooks.
6994 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
6996 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
6997 make static, take an arg.
6998 * sdbout.h (sdbout_start_new_source_file,
6999 sdbout_resume_previous_source_file): Delete.
7000 * toplev.c (debug_start_source_file, debug_end_source_file,
7001 debug_define, debug_undef): Delete.
7002 * toplev.h (debug_start_source_file, debug_end_source_file,
7003 debug_define, debug_undef): Delete.
7005 * java/jcf-parse.c: Include debug.h.
7006 (parse_class_file): Update to use debug hooks directly.
7007 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
7009 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7011 * alias.c (set_mem_alias_set): New function.
7012 * rtl.h (set_mem_alias_set): Declare it.
7013 * builtins.c (expand_builtin_return_addr): Call it instead of
7014 using MEM_ALIAS_SET accessor.
7015 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
7016 (get_memory_rtx, expand_builtin_va_arg): Likewise.
7017 (expand_builtin_va_copy):Likewise.
7018 * caller-save.c (setup_save_areas): Likewise.
7019 * calls.c (compute_argument_addresses): Likewise.
7020 * explow.c (set_mem_attributes): Likewise.
7021 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
7022 (expand_assignment, store_constructor_field, store_field): Likewise.
7023 (expand_expr_unaligned): Likewise.
7024 * function.c (assign_stack_temp_for_type): Likewise.
7025 (put_reg_into_stack, gen_mem_addressof): Likewise.
7026 * ifcvt.c (noce_try_cmove_arith): Likewise.
7027 * reload1.c (reload, alter_reg): Likewise.
7028 * config/alpha/alpha.c (get_aligned_mem): Likewise.
7029 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
7030 (alpha_expand_unaligned_store): Likewise
7031 (alpha_expand_unaligned_load_words): Likewise.
7032 (alpha_expand_unaligned_store_words): Likewise.
7033 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
7034 (alpha_expand_epilogue): Likewise.
7035 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
7036 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
7037 * config/i386/i386.c (legitimize_pic_address): Likewise.
7038 * config/i960/i960.c (setup_incoming_varargs): Likewise.
7039 * config/ia64/ia64.c (spill_restore_mem): Likewise.
7040 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
7041 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
7042 * config/mips/mips.c (mips_va_arg): Likewise.
7043 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
7044 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
7045 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7046 (setup_incoming_varargs, rs6000_va_arg): Likewise.
7047 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
7048 (rs6000_emit_epilogue): Likewise.
7049 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
7050 * config/sparc/sparc.c (sparc_va_arg): Likewise.
7051 * config/v850/v850.c (v850_va_arg): Likewise.
7053 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
7055 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
7056 when fallthru edge is present.
7057 (mege_blocks): Handle case where creation of jump insn
7060 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
7061 CLEANUP_POST_REGSTACK): New constants.
7062 * except.c (finish_eh_generation): Update call of cleanup_cfg,
7063 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
7064 * output.h (cleanup_cfg): Update prototype.
7065 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
7066 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
7067 cleanup_cfg call; kill missleading comment.
7068 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
7069 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
7070 parameter; control optimizations performed using it.
7071 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
7072 try_crossjump_bb): New functions.
7074 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
7076 * pa.c (pa_output_function_prologue): Delete prototype. Make function
7078 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
7079 pa_output_function_prologue.
7080 * pa-protos.h (pa_output_function_prologue): New prototype.
7082 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
7084 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
7085 and low to get correct sign extension in low+high test.
7087 2001-07-11 Janis Johnson <janis@us.ibm.com>
7089 * gcov.c (arcdata): Use gcov_type to fix branch percentage
7090 for large hit count.
7092 * profile.c (branch_prob): Fix .bbg info for computed gotos
7095 2001-07-11 Mark Mitchell <mark@codesourcery.com>
7097 * stmt.c (parse_output_constraint): New function, split out
7099 (expand_asm_operands): ... here. Use parse_output_constraint.
7100 * tree.h (parse_output_constraint): Declare it.
7102 2001-07-11 Richard Henderson <rth@redhat.com>
7104 * bitmap.c: Comment some functions; fiddle whitespace.
7105 (bitmap_free): Don't export.
7106 (bitmap_element_allocate): Use memset.
7107 * bitmap.h (bitmap_free): Don't declare.
7109 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
7111 * gcse.c, lcm.c, sched-deps.c:
7112 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
7114 * flow.c (flow_loops_find): Free dom if we found no loops, since
7115 we aren't going to save it.
7117 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
7120 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
7122 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
7124 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7126 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
7127 #ifndef DWARF2_DEBUGGING_INFO.
7129 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
7131 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
7133 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
7135 * config/mips/mips.c (gen_int_relational): Tell the caller not to
7136 reverse a branch if a NE comparison is implemented with GTU.
7138 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
7139 H.J. Lu <hjl@gnu.org>
7141 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
7143 (call_internal2): Likewise.
7144 (call_value_internal1): Likewise.
7145 (call_value_internal2): Likewise.
7146 (call_value_multiple_internal1): Likewise.
7147 (call_value_multiple_internal2): Likewise.
7149 2001-07-10 Kazu Hirata <kazu@hxi.com>
7151 * calls.c (emit_library_call_value_1): Fix a comment typo.
7152 * dwarf2out.c (mem_loc_descriptor): Likewise.
7153 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
7155 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
7157 * simplify-rtx.c (simplify_subreg): Fix typo in comment
7159 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7161 * recog.c (offsettable_address_p): Handle LO_SUM case.
7162 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
7163 instead of plus_constant.
7165 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7167 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
7168 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
7170 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7172 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
7173 adjust_address_nv instead of plus_constant.
7175 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
7177 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
7178 dwarf2out.o): Depend on debug.h, wrap long lines.
7179 * dbxout.c: Include debug.h.
7180 (dbx_debug_hooks): New.
7181 (dbxout_init): Make static, take just 2 args.
7182 (dbxout_finish): Make static.
7183 * dbxout.h (dbxout_init, dbxout_finish): Delete.
7184 * debug.c: New file.
7185 * debug.h: New file.
7186 * dwarf2out.c: Include debug.h.
7187 (dwarf2_debug_hooks): New.
7188 (dwarf2out_init): Make static.
7189 (dwarf2out_finish): Make static, take 2 args.
7190 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
7191 * dwarfout.c: Include debug.h.
7192 (dwarf_debug_hooks): New.
7193 (dwarfout_init): Make static.
7194 (dwarfout_finish): Make static, take 2 args.
7195 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
7196 * sdbout.c: Include debug.h.
7197 (sdb_debug_hooks): New.
7198 (sdbout_init): Make static, take 2 args.
7199 * sdbout.h (sdbout_init): Delete.
7200 * toplev.c: Include debug.h.
7202 (compile_file): Set deubg_hooks based on command line options.
7203 Use the hooks unconditionally rather than conditional compilation.
7205 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
7207 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
7208 first_insn_after_basic_block_note instead.
7210 * df.c (df_bb_refs_unlink): #if 0 out for now.
7212 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
7214 * ssa.h: Add prototype for ssa_const_prop
7215 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
7216 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
7217 (ssa_fast_dce): Remove unused variable
7219 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7221 * diagnostic.c (finish_diagnostic): Rename to
7222 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
7225 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
7227 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
7230 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
7231 (dump_file): Only pad the demangled name with spaces if the
7232 mangled name was padded with spaces.
7234 2001-07-10 Bernd Schmidt <bernds@redhat.com>
7236 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
7239 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7241 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
7242 extraction if no direct load if either EXPAND_CONST_ADDRESS or
7245 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
7246 whether can put offset inside LO_SUM to check mode alignment, not size.
7248 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7250 * doc/tm.texi (Misc): Fix thinko.
7252 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
7254 * regmove.c (replace_in_call_usage): Fix warnings.
7255 * sched-deps.c (add_dependence): Fix warnings.
7256 * simplify-rtx.c (simplify_subreg): Likewise.
7257 Return NULL_RTX instead of NULL.
7259 * reg-stack.c (emit_swap_insn): Eliminate warnings.
7260 (subst_asm_stack_regs): Likewise.
7262 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
7265 * dwarf2out.c (output_call_frame_info): Declare i as int.
7266 (build_abbrev_table): Declare n_alloc as int.
7267 (dwarf2out_finish): Initialize die.
7268 * except.c: Declare sjlj_funcdef_number as unsigned.
7269 (connect_post_landing_pads): Declare j as unsigned.
7270 (convert_to_eh_region_ranges): Initialize call_site.
7271 (output_function_exception_table): Initialize tt_format_size.
7272 * expr.c (move_by_pieces_1): Initialize to1.
7273 (store_constructor): Initialize minelt and maxelt.
7274 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
7275 * function.c (instantiate_decls): Avoid signed/unsigned warning.
7277 * c-decl.c (combine_parm_decls): Unused, remove.
7278 * c-tree.h: Remove prototype for combine_parm_decls.
7280 * reload.c (push_reload): Fix warning.
7281 (regno_clobbered_p): Likewise.
7282 * reload1.c (replace_pseudos_in_call_usage): Likewise.
7283 (reload_combine): Likewise.
7285 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
7286 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
7288 * bitmap.c (bitmap_operation): Change user.
7289 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
7291 2001-07-10 Eric Christopher <echristo@redhat.com>
7293 * config/mips/mips.c (override_options): Fix typo.
7295 2001-07-09 Stan Shebs <shebs@apple.com>
7297 * target.h (struct gcc_target): New fields init_builtins and
7299 * target-def.h (TARGET_INIT_BUILTINS): New macro.
7300 (TARGET_EXPAND_BUILTIN): New macro.
7301 (TARGET_INITIALIZER): Add them.
7302 * builtins.c: Include target.h.
7303 (expand_builtin): Use targetm.expand_builtin.
7304 (default_init_builtins): New function.
7305 (default_expand_builtin): New function.
7306 * expr.h (default_init_builtins): Declare.
7307 (default_expand_builtin): Declare.
7308 * c-common.c (c_common_nodes_and_builtins): Use
7309 targetm.init_builtins.
7310 * defaults.h (MD_INIT_BUILTINS): Remove.
7311 * Makefile.in (builtins.o): Depend on target.h.
7313 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
7314 (TARGET_EXPAND_BUILTIN): Define.
7315 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
7316 (MD_EXPAND_BUILTIN): Remove.
7318 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
7319 (TARGET_EXPAND_BUILTIN): Define.
7320 (c4x_init_builtins): Make endlink arg a local.
7321 (c4x_print_operand): Fix typos in adjust_address usages.
7322 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
7323 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
7324 (MD_EXPAND_BUILTIN): Remove.
7326 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
7327 (TARGET_EXPAND_BUILTIN): Define.
7328 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
7329 (ix86_init_builtins): Call new function only if TARGET_MMX.
7330 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
7331 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
7332 (MD_EXPAND_BUILTIN): Remove.
7334 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
7335 (TARGET_EXPAND_BUILTIN): Define.
7336 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
7337 (MD_EXPAND_BUILTIN): Remove.
7339 * doc/tm.texi: Document these changes.
7341 2001-07-09 Diego Novillo <dnovillo@redhat.com>
7343 * basic-block.h (tree_node): Forward declare if needed.
7344 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
7345 (BLOCK_HEAD_TREE): Define.
7346 (BLOCK_END_TREE): Define.
7347 (struct loops): Rename field 'tree' to 'tree_root'.
7348 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
7350 (flow_loops_tree_build): Rename reference to field 'tree' to
7352 (flow_loops_level_compute): Ditto.
7353 * predict.c (estimate_bb_frequencies): Ditto.
7354 * tree.h (struct tree_common): Add field 'aux'.
7356 2001-07-09 Stan Shebs <shebs@apple.com>
7358 * config/darwin.c (darwin_encode_section_info): Don't mark any
7359 DECL_EXTERNAL node as defined.
7361 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7363 * pa.c (pa_init_machine_status, pa_mark_machine_status,
7364 pa_free_machine_status, hppa_init_pic_save): Delete.
7365 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
7366 (hppa_profile_hook): Use hppa_pic_save_rtx.
7367 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
7368 hppa_init_pic_save): Delete.
7369 (hppa_pic_save_rtx): Declare.
7370 * pa.md (call, call_value, sibcall, sibcall_value,
7371 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
7373 2001-07-09 Kazu Hirata <kazu@hxi.com>
7375 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
7376 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
7378 2001-07-09 Andreas Jaeger <aj@suse.de>
7380 * output.h: Add declaration of final_forward_branch_p.
7382 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
7384 * varray.c: Include errors.h for internal_error and trim_filename
7387 * Makefile.in (varray.o): Add errors.h.
7389 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
7391 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
7392 * optabs.c (have_add2_insn): Check whether the add insn chosen
7393 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
7394 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
7396 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
7398 * Makefile.in (OBJS): Add ssa-ccp.o
7399 (ssa-ccp.o): Add dependencies.
7400 * toplev.c (DFI_ssa_ccp): New dump file enum.
7401 (dump_file): Add entry for dumping after SSA CCP.
7402 (flag_ssa_ccp): New flag variable.
7403 (f_options): Add -fssa-ccp.
7404 (rest_of_compilation): Run SSA CCP if requested.
7405 * timevar.def (TV_SSA_CCP): New timevar.
7406 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
7407 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
7408 Fix minor typo in SSA DCE documentation.
7409 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
7410 Add documentation for new dump option. Renumber dump files
7413 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7415 * emit-rtl.c (gen_highpart_mode): New.
7416 * rtl.h (gen_highpart_mode): Declare.
7417 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
7418 operand can be VOIDmode constant.
7420 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
7422 * flow.c (redirect_edge_and_branch_force): New.
7423 (can_fallthru): Ensure that basic blocks are succeeding.
7424 (try_optimize_cfg): Do not delete basic block if it is the last one.
7426 * flow.c (try_redirect_by_replacing_jump): Do not remove
7427 jumps with side effects, unlink chain on fallthru edge;
7428 set block for new jump instruction; avoid basic block to
7429 over by line number note.
7431 * flow.c (try_simplify_condjump): Verify that the condjump
7432 is not always falling trought.
7435 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
7437 * flow.c (forwarder_block_p): Fix for fallthru blocks.
7438 (try_redirect_by_replacing_jump): Update properly the count
7439 and frequency information.
7441 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7443 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
7444 address that is a LO_SUM specially.
7445 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
7447 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
7449 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
7450 (operand_subword): Use them.
7451 (change_address_1): Renamed from change_address; new arg VALIDATE.
7452 * expr.h: Reflect above changes; change_address now macro.
7453 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
7455 * cselib.c (add_mem_for_addr): Likewise.
7456 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
7457 * regmove.c (try_apply_stack_adjustment): Likewise.
7458 * reload.c (push_reload, make_memloc): Likewise.
7459 * reload1.c (eliminate_regs): Likewise.
7460 * simplify-rtx.c (simplify_replace_rtx): Likewise.
7461 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
7463 * combine.c (make_extraction, simplify_shift_const): Likewise.
7464 (gen_lowpart_for_combine): Likewise.
7465 * cse.c (gen_lowpart_if_possible): Likewise.
7466 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
7467 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
7468 * optabs.c (gen_move_insn): Likewise.
7469 * reload1.c (alter_reg): Likewise.
7470 * simplify-rtx.c (simplify_subreg): Likewise.
7471 * stmt.c (expand_anon_union_decl): Likewise.
7472 * recog.c (validate_replace_rtx_1): Likewise.
7474 * Makefile.in (recog.o): Add $(EXPR_H).
7475 * explow.c (stabilize): Call replace_equiv_address.
7476 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
7477 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
7479 2001-07-03 Andrew Haley <aph@redhat.com>
7481 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
7482 the mode of the memory location.
7484 2001-07-09 Bo Thorsen <bo@suse.co.uk>
7486 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
7488 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
7490 * final.c (output_addr_const): Use target opening and
7491 closing parentheses.
7492 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
7493 defaults, add to TARGET_ASM_OUT.
7494 * target.h (struct gcc_target): Add open_paren and close_paren.
7495 * doc/md.texi: Update.
7496 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
7497 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
7498 TARGET_ASM_CLOSE_PAREN.
7499 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
7501 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
7503 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
7504 * config/a29k/a29k.h: Similarly.
7505 * config/alpha/alpha.h: Similarly.
7506 * config/arc/arc.h: Similarly.
7507 * config/arm/aof.h: Similarly.
7508 * config/arm/aout.h: Similarly.
7509 * config/avr/avr.h: Similarly.
7510 * config/c4x/c4x.h: Similarly.
7511 * config/clipper/clipper.h: Similarly.
7512 * config/convex/convex.h: Similarly.
7513 * config/d30v/d30v.h: Similarly.
7514 * config/dsp16xx/dsp16xx.h: Similarly.
7515 * config/elxsi/elxsi.h: Similarly.
7516 * config/fr30/fr30.h: Similarly.
7517 * config/h8300/h8300.h: Similarly.
7518 * config/i370/i370.h: Similarly.
7519 * config/i386/i386.h: Similarly.
7520 * config/i860/i860.h: Similarly.
7521 * config/i960/i960.h: Similarly.
7522 * config/ia64/ia64.h: Similarly.
7523 * config/m32r/m32r.h: Similarly.
7524 * config/m68hc11/m68hc11.h: Similarly.
7525 * config/m68k/m68k.h: Similarly.
7526 * config/m88k/m88k.h: Similarly.
7527 * config/mcore/mcore.h: Similarly.
7528 * config/mips/mips.h: Similarly.
7529 * config/mn10200/mn10200.h: Similarly.
7530 * config/mn10300/mn10300.h: Similarly.
7531 * config/ns32k/ns32k.h: Similarly.
7532 * config/pa/pa.h: Similarly.
7533 * config/pdp11/pdp11.h: Similarly.
7534 * config/pj/pj.h: Similarly.
7535 * config/romp/romp.h: Similarly.
7536 * config/rs6000/rs6000.h: Similarly.
7537 * config/sh/sh.h: Similarly.
7538 * config/sparc/sparc.h: Similarly.
7539 * config/v850/v850.h: Similarly.
7540 * config/vax/vax.h: Similarly.
7541 * config/we32k/we32k.h: Similarly.
7543 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
7545 * doc/c-tree.texi: Document representation of attributes.
7547 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7549 * doc/tm.texi: Update some places for the rename of target to
7552 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7554 * target.h (struct gcc_target): Add insert_attributes.
7555 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
7556 (TARGET_INITIALIZER): Update.
7557 * tree.c, tree.h (default_insert_attributes): New function.
7558 Update comments on other default functions to refer to targetm,
7560 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
7561 TARGET_INSERT_ATTRIBUTES.
7562 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
7563 * c-common.c (decl_attributes): Use targetm.insert_attributes.
7564 Don't use PRAGMA_INSERT_ATTRIBUTES.
7565 * Makefile.in (c-common.o): Depend on $(TARGET_H).
7566 * c-decl.c (start_decl, start_function): Don't call
7567 SET_DEFAULT_DECL_ATTRIBUTES.
7568 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
7569 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
7571 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
7572 (c4x_check_attribute): Avoid modifying attribute list itself.
7573 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
7575 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
7576 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
7578 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
7579 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
7581 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
7582 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
7584 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
7585 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
7586 Adjust parameters. Make static.
7588 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7590 * c-common.c (decl_attributes): Only take a single attributes
7592 * c-common.h (decl_attributes): Update prototype.
7593 * c-decl.c (start_decl, start_function): Only take a single
7594 attributes parameter. Update calls to decl_attributes.
7595 (finish_struct, finish_enum): Update calls to decl_attributes.
7596 (push_parm_decl): Expect unified list of attributes. Update call
7598 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
7599 notype_nested_function, component_declarator,
7600 component_notype_declarator, label): Update calls to
7602 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
7603 lists that are passed to push_parm_decl.
7604 * c-tree.h (start_function, start_decl): Update prototypes.
7605 * config/sh/sh-protos.h, config/sh/sh.c
7606 (sh_pragma_insert_attributes): Only take a single attributes
7608 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
7609 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
7610 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
7611 build_module_descriptor, generate_static_references,
7612 generate_strings, build_selector_translation_table,
7613 generate_descriptor_table, generate_protocols,
7614 generate_ivars_list, generate_dispatch_table,
7615 generate_protocol_list, generate_category,
7616 generate_shared_structures, really_start_method, add_objc_decls,
7617 generate_classref_translation_entry): Update calls to start_decl
7619 (build_tmp_function_decl, start_method_def): Unify attribute lists
7620 that are passed to push_parm_decl.
7622 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
7624 * final.c (no_asm_to_stream): New.
7625 (final_scan_insn): Use target structures for prologue ends
7626 and epilogue starts.
7627 * output.h (no_asm_to_stream): New.
7628 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
7629 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
7630 (TARGET_ASM_OUT): Update.
7631 * target.h (struct gcc_target): New members function_end_prologue
7632 and function_begin_epilogue.
7633 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
7634 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
7635 * config/alpha/alpha.c (output_end_prologue): Rename to
7636 alpha_output_function_end_prologue. Use in target struct
7638 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
7639 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
7640 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
7641 ia64_output_function_end_prologue. Use in target struct
7643 (ia64_function_prologue, ia64_funciton_epilogue): Rename
7644 mistyped prototypes.
7645 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
7646 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
7648 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
7649 an use in target struct, make static.
7650 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
7653 2001-07-08 Richard Henderson <rth@redhat.com>
7655 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
7657 2001-07-08 Richard Henderson <rth@redhat.com>
7659 * config/i386/i386.md: Remove constraints strings from define_split
7660 and define_peephole2 patterns.
7661 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
7662 (eh_return): Use them.
7664 2001-07-08 Richard Henderson <rth@redhat.com>
7666 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
7667 Document MD_FALLBACK_FRAME_STATE_FOR.
7669 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7671 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
7672 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
7674 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
7676 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
7678 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
7679 of the label inside NAME as opposed to just the end of NAME.
7681 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
7683 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
7684 * config/alpha/alpha.c (alpha_init_machine_status,
7685 alpha_mark_machine_status, alpha_free_machine_status): Delete.
7686 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
7687 (vms_valid_decl_attribute_p): Make static, conditionally compile.
7688 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
7690 2001-07-06 Stan Shebs <shebs@apple.com>
7692 * target.h (targetm): Rename global from "target", so as not to
7693 conflict with local variables.
7695 * c-typeck.c: Ditto.
7699 * cp/decl2.c: Ditto.
7700 * cp/typeck.c: Ditto.
7701 * 1750a/1750a.c: Ditto.
7702 * a29k/a29k.c: Ditto.
7706 * clipper/clipper.c: Ditto.
7707 * convex/convex.c: Ditto.
7708 * d30v/d30v.c: Ditto.
7709 * dsp16xx/dsp16xx.c: Ditto.
7710 * elxsi/elxsi.c: Ditto.
7711 * fr30/fr30.c: Ditto.
7712 * h8300/h8300.c: Ditto.
7713 * i370/i370.c: Ditto.
7714 * i386/i386.c: Ditto.
7715 * i860/i860.c: Ditto.
7716 * i960/i960.c: Ditto.
7717 * ia64/ia64.c: Ditto.
7718 * m32r/m32r.c: Ditto.
7719 * m68hc11/m68hc11.c: Ditto.
7720 * m68k/m68k.c: Ditto.
7721 * m88k/m88k.c: Ditto.
7722 * mips/mips.c: Ditto.
7723 * ns32k/ns32k.c: Ditto.
7725 * pdp11/pdp11.c: Ditto.
7726 * romp/romp.c: Ditto.
7727 * rs6000/rs6000.c: Ditto.
7729 * sparc/sparc.c: Ditto.
7731 * we32k/we32k.c: Ditto.
7732 * doc/tm.texi: Update the manual to match.
7734 2001-07-06 Richard Henderson <rth@redhat.com>
7736 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
7737 DWARF2_UNWIND_INFO not just whether it is defined.
7739 2001-07-06 Diego Novillo <dnovillo@redhat.com>
7741 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
7742 call to simplify_binary_operation returns a new pattern.
7744 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7746 * glimits.h (__SHRT_MAX__): New.
7747 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
7748 (SHRT_MAX): Define in terms of __SHRT_MAX__.
7750 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
7752 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
7755 2001-07-06 Richard Henderson <rth@redhat.com>
7757 * bitmap.c (bitmap_release_memory): Move adjacent to the
7758 allocation functions.
7759 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
7760 the implementation. Binary search for the set bit.
7761 (bitmap_union_of_diff): Allocate the temporary on the stack
7762 instead of using xmalloc.
7764 2001-07-06 Richard Henderson <rth@redhat.com>
7766 * genrecog.c (validate_pattern): Warn for constraints in
7767 define_{expand,split,peephole2}. Remove strict_low_part
7768 before looking up match_dup.
7770 2001-07-06 DJ Delorie <dj@redhat.com>
7772 * doc/gcc.texi (Makefile): Rename to be a more general purpose
7773 chapter about various build hints and history. Add section
7774 talking about the various types of native and cross builds.
7776 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
7778 * Makefile.in (final.o): Depend on target.h.
7779 * final.c: Include target.h.
7780 (default_function_pro_epilogue): New.
7781 (final_start_function): Use target structure for function prologues.
7782 (final_end_function): Use target structure for function epilogues.
7783 * fold-const.c (real_hex_to_f): Constify s and p.
7784 * output.h (default_function_pro_epilogue): New.
7785 * real.h (real_hex_to_f): Update prototype.
7786 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
7787 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
7788 (TARGET_INITIALIZER): Update.
7789 * target.h (gcc_target): Add struct asm_out.
7790 * doc/tm.texi: Update.
7793 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
7794 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
7795 in cpu/cpu.c, or rename old functions consistently. Take
7796 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
7797 redundant macros and prototypes. Make new functions static.
7799 * 1750a/1750a.c: Similarly.
7800 * 1750a/1750a.h: Similarly.
7801 * a29k/a29k-protos.h: Similarly.
7802 * a29k/a29k.c: Similarly.
7803 * a29k/a29k.h: Similarly.
7804 * arc/arc-protos.h: Similarly.
7805 * arc/arc.c: Similarly.
7806 * arc/arc.h: Similarly.
7807 * arm/arm-protos.h: Similarly.
7808 * arm/arm.c: Similarly.
7809 * arm/arm.h: Similarly.
7810 * avr/avr-protos.h: Similarly.
7811 * avr/avr.c: Similarly.
7812 * avr/avr.h: Similarly.
7813 * clipper/clipper-protos.h: Similarly.
7814 * clipper/clipper.c: Similarly.
7815 * clipper/clipper.h: Similarly.
7816 * convex/convex.c: Similarly.
7817 * convex/convex.h: Similarly.
7818 * d30v/d30v-protos.h: Similarly.
7819 * d30v/d30v.c: Similarly.
7820 * d30v/d30v.h: Similarly.
7821 * d30v/d30v.md: Similarly.
7822 * dsp16xx/dsp16xx-protos.h: Similarly.
7823 * dsp16xx/dsp16xx.c: Similarly.
7824 * dsp16xx/dsp16xx.h: Similarly.
7825 * elxsi/elxsi.c: Similarly.
7826 * elxsi/elxsi.h: Similarly.
7827 * fr30/fr30.c: Similarly.
7828 * fr30/fr30.md: Similarly.
7829 * h8300/h8300-protos.h: Similarly.
7830 * h8300/h8300.c: Similarly.
7831 * h8300/h8300.h: Similarly.
7832 * i370/i370-protos.h: Similarly.
7833 * i370/i370.c: Similarly.
7834 * i370/i370.h: Similarly.
7835 * i386/i386.c: Similarly.
7836 * i386/osf1elf.h: Similarly.
7837 * i386/osfrose.h: Similarly.
7838 * i860/i860-protos.h: Similarly.
7839 * i860/i860.c: Similarly.
7840 * i860/i860.h: Similarly.
7841 * i960/i960-protos.h: Similarly.
7842 * i960/i960.c: Similarly.
7843 * i960/i960.h: Similarly.
7844 * ia64/ia64-protos.h: Similarly.
7845 * ia64/ia64.c: Similarly.
7846 * ia64/ia64.h: Similarly.
7847 * m32r/m32r-protos.h: Similarly.
7848 * m32r/m32r.c: Similarly.
7849 * m32r/m32r.h: Similarly.
7850 * m68hc11/m68hc11-protos.h: Similarly.
7851 * m68hc11/m68hc11.c: Similarly.
7852 * m68hc11/m68hc11.h: Similarly.
7853 * m68k/crds.h: Similarly.
7854 * m68k/dpx2.h: Similarly.
7855 * m68k/m68k-protos.h: Similarly.
7856 * m68k/m68k.c: Similarly.
7857 * m68k/m68k.h: Similarly.
7858 * m68k/news.h: Similarly.
7859 * m88k/m88k-protos.h: Similarly.
7860 * m88k/m88k.c: Similarly.
7861 * m88k/m88k.h: Similarly.
7862 * mips/mips-protos.h: Similarly.
7863 * mips/mips.c: Similarly.
7864 * mips/mips.h: Similarly.
7865 * ns32k/merlin.h: Similarly.
7866 * ns32k/ns32k.c: Similarly.
7867 * ns32k/ns32k.h: Similarly.
7868 * ns32k/tek6000.h: Similarly.
7869 * pa/pa-protos.h: Similarly.
7870 * pa/pa.c: Similarly.
7871 * pa/pa.h: Similarly.
7872 * pdp11/2bsd.h: Similarly.
7873 * pdp11/pdp11-protos.h: Similarly.
7874 * pdp11/pdp11.c: Similarly.
7875 * pdp11/pdp11.h: Similarly.
7876 * romp/romp-protos.h: Similarly.
7877 * romp/romp.c: Similarly.
7878 * romp/romp.h: Similarly.
7879 * rs6000/rs6000-protos.h: Similarly.
7880 * rs6000/rs6000.c: Similarly.
7881 * rs6000/rs6000.h: Similarly.
7882 * rs6000/sysv4.h: Similarly.
7883 * sh/sh-protos.h: Similarly.
7884 * sh/sh.c: Similarly.
7885 * sh/sh.h: Similarly.
7886 * sparc/sparc-protos.h: Similarly.
7887 * sparc/sparc.c: Similarly.
7888 * sparc/sparc.h: Similarly.
7889 * vax/vax.c: Similarly.
7890 * vax/vax.h: Similarly.
7891 * vax/vms.h: Similarly.
7892 * we32k/we32k.c: Similarly.
7893 * we32k/we32k.h: Similarly.
7895 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
7897 * basic-block.h (first_insn_after_basic_block_note): Declare.
7898 * flow.c (first_insn_after_basic_block_note): Define. Moved
7900 * ssa.c (first_insn_after_basic_block_note): Remove.
7901 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
7903 (ssa_eliminate_dead_code): Properly update the CFG and PHI
7904 nodes when we find a dead conditional branch. Insert BARRIERs
7905 after any blocks with no successors, but which do not have
7908 2001-07-06 Zack Weinberg <zackw@stanford.edu>
7910 * varray.c (varray_check_failed): Use internal_error.
7912 2001-07-05 Andrew Haley <aph@redhat.com>
7914 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
7915 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
7916 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
7918 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
7920 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
7921 reference if the target constant is also a SYMBOL_REF.
7923 2001-07-05 Eric Christopher <echristo@redhat.com>
7925 * config/mips/mips.h (MASK_MIPS3900): Remove.
7926 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
7927 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
7928 (TARGET_MIPS3900): Change to use mips_arch.
7929 (TARGET_MIPS4000): New.
7930 (TARGET_MIPS4100): New.
7931 (TARGET_MIPS4300): New.
7932 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
7933 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
7935 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
7936 (ISA_HAS_BRANCHLIKELY): To here.
7937 (CC1_CPU_SPEC): New.
7938 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
7939 (mips_arch_string): Declare.
7940 (mips_arch): Declare.
7941 (TARGET_OPTIONS): Add -march and -mtune.
7943 * config/mips/mips.c (mips_arch_string): New.
7945 (override_options): Handle -march for codegen and -mtune
7946 for scheduling. Use mips_arch. Move tx39 target default here.
7947 (mips_parse_cpu): Move error message to override_options.
7949 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
7951 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
7953 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
7954 (MIPS Options): Ditto. Change mcpu entry to historical text.
7956 2001-07-05 H.J. Lu (hjl@gnu.org)
7958 * config/mips/mips.c (mips_parse_cpu): New function to parse
7961 2001-07-05 Jim Wilson <wilson@redhat.com>
7963 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
7964 * config/ia64/t-ia64: Likewise.
7965 (LIB1ASMFUNCS): Update comment.
7967 2001-07-05 David Edelsohn <edelsohn@gnu.org>
7969 * doc/install.texi (Install GCC: Binaries): Fix typo.
7971 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7973 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
7974 reference using the stack pointer, adjust it since we push Y
7976 ("*ashrsi3"): Likewise.
7977 ("*lshrsi3"): Likewise.
7979 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7981 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
7982 when -fomit-frame-pointer is used.
7984 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
7986 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
7987 (try_redirect_by_replacing_jump): Reverse updating properly the
7988 count and frequency information. Reverse removing cc0 setter.
7989 (forwarder_block_p): Reverse fixing for fallthru blocks.
7991 2001-07-05 DJ Delorie <dj@redhat.com>
7993 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
7994 (translate_options): If the above is defined, use it to map
7995 given options to new options.
7996 * doc/tm.texi: Document it.
7998 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
7999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8001 * doc/invoke.texi (Optimize Options): Document that -fgcse may
8002 cause programs using computed gotos to run more slowly.
8004 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8006 * doc/install.texi (Specific): Markup, spelling and typo fixes.
8008 Consistently require binutils 2.11.2, not prereleases.
8009 (Specific, decstation-*): Canonicalize as mips-dec-*.
8010 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
8012 (Specific, m68k-altos): Removed reference to README.altos, deleted.
8013 (Specific, mips-*): Reword MIPS C compiler requirements.
8014 (Specific, powerpc*-*-*): New, mention --with-cpu once.
8015 (Specific, sunv5): Removed, obsolete.
8017 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
8019 * dwarf2out.c (output_loc_list): Use an all ones mask for
8020 .text asm output and don't rely on long long
8021 literals. Reformat some long lines.
8023 2001-07-05 Andreas Jaeger <aj@suse.de>
8025 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
8028 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
8030 * dwarf2out.c (dwarf2out_define): Update comment.
8031 (dwarf2out_undef): Ditto.
8032 (dwarf2out_start_source_file): Ditto.
8033 (dwarf2out_end_source_file): Ditto.
8034 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
8035 since we never call the start/end debug hook for the primary file.
8037 2001-07-04 Kazu Hirata <kazu@hxi.com>
8039 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
8042 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
8044 * cppinit.c (remove_dup_dirs): Inform if a system include
8045 directory is being reordered.
8046 * doc/invoke.texi (Directory Options): GCC warns if you hide a
8048 * doc/cpp.texi (Search Paths): Likewise.
8049 * doc/gcc.texi (Interoperation): Remove information about
8052 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
8054 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
8055 (VARRAY_TOP_CHAR_PTR): Likewise.
8057 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8059 * gcc.c (process_command): Don't assign elements of a const char*.
8061 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8063 * emit-rtl.c (change_address): Don't abort if invalid address while
8064 reload is in progress.
8066 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
8068 * c-lex.c (cb_file_change): Pass line number to
8069 debug_start_source_file.
8070 (cb_undefine): Pass correct line number to debug_undef.
8072 * toplev.c (debug_start_source_file): Add line number to
8073 parameters. Pass it along to dwarf2out_start_source_file.
8074 (decode_g_option): Stop resetting debug level back to normal when
8075 we change debug formats, unless the current level is
8076 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
8079 * toplev.h (debug_start_source_file): Add line number to
8082 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
8085 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
8087 Output debug_macinfo data for starting file if requested.
8088 (dwarf2out_end_source_file): Output debug_macinfo data for ending
8090 (dwarf2out_define): Output debug_macinfo data for defining a macro
8092 (dwarf2out_undef): Output debug_macinfo data for undefining a
8094 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
8095 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
8096 (macinfo_section_label): New. DWARF2 macro info section label.
8097 (dwarf2out_init): If we want macro info, output the start label
8099 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
8100 attribute to the compilation unit die pointing to the macro info.
8102 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
8104 * dwarf2out.c (new_loc_list): Move to inside #ifdef
8105 DWARF2_DEBUGGING_INFO.
8106 (add_loc_descr_to_loc_list): Ditto.
8107 (output_loc_list): Ditto.
8108 Also, fix thinko in curr not being initialized.
8109 (gen_internal_sym): Ditto.
8111 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8113 * emit-rtl.c (replace_equiv_address): New function.
8114 * expr.h (replace_equiv_address): New declaration.
8115 * explow.c (validize_mem): Call it instead of change_address and
8116 also call if -fforce-addr and address is constant.
8117 * expr.c: Replace more calls to change_address with adjust_address
8118 and/or replace_equiv_address or to validize_mem.
8119 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
8120 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
8121 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
8122 * config/i370/i370.md, config/i860/i860.md: Likewise.
8123 * config/i960/i960.md, config/mips/mips.c: Likewise.
8124 * config/mips/mips.md, config/pa/pa.md: Likewise.
8125 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
8126 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
8128 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8130 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
8132 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
8135 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
8137 * doc/include: New directory.
8138 * doc/fdl.texi: Move to doc/include/fdl.texi.
8139 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
8140 * doc/include/funding.texi, doc/include/gpl.texi: New files.
8141 * doc/gcc.texi: Use funding.texi and gpl.texi.
8142 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
8143 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
8144 Update dependencies and use -I $(docdir)/include.
8146 2001-07-04 Anthony Green <green@redhat.com>
8148 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
8150 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8152 * doc/install.texi (sparc64-*-*): Remove garbage.
8154 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
8156 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
8157 Fix typo in last change to use adjust_address.
8159 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8161 * doc/install.texi (Specific): Update information for *-*-solaris*.
8163 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8165 * explow.c (plus_constant_wide): Reinitialize Y for restart.
8167 2001-07-03 Stan Shebs <shebs@apple.com>
8169 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
8170 case for flag_no_mach_text_sections.
8171 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
8172 * config/darwin.c (flag_no_mach_text_sections): Remove.
8173 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
8175 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8177 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
8178 and avoid checking for constant as first operand.
8179 * recog.c (find_constant_term_loc): No longer static.
8180 (adj_offettable_operand): Delete.
8181 * rtl.h (adj_offsettable_operand): Delete declaration.
8182 (find_constant_term): Add declaration.
8183 * caller-save.c: Replace calls to adj_offsettable_operand with calls
8185 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
8186 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
8187 * config/i386/i386.c, config/i386/i386.md: Likewise.
8188 * config/i860/i860.c, config/i960/i960.c: Likewise.
8189 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
8190 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
8191 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
8192 * config/mips/mips.c, config/mips/mips.md: Likewise.
8193 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
8194 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
8195 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
8196 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
8197 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
8198 * config/ns32k/ns32k.md: Likewise.
8200 2001-07-03 Zack Weinberg <zackw@stanford.edu>
8202 * rtl.c (copy_rtx): Handle 'T' format letter.
8203 * gensupport.c (collect_insn_data): Likewise.
8204 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
8206 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
8208 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
8209 -B option. Use 'dir' not 'foo' as example directory name.
8211 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8213 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8214 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
8216 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
8218 * doc/cppinternals.texi: Improve formatting and logical markup.
8220 2001-07-03 Andreas Jaeger <aj@suse.de>
8222 * Makefile.in (insn-recog.o): Add dependency on reload.h.
8224 * genrecog.c (write_header): Include reload.h for prototypes in
8227 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
8230 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
8231 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
8232 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
8233 i386_pe_valid_type_attribute_p): Add.
8234 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
8235 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
8237 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8239 * explow.c (plus_constant_wide, case LO_SUM): New case.
8240 (plus_constant_for_output_wide): Delete.
8241 * rtl.h (plus_constant_for_output): Delete.
8242 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
8243 instead of plus_constant_for_output.
8244 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
8245 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
8246 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
8247 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
8248 * config/sparc/sparc.md: Likewise.
8249 Convert some change_address calls to adjust_address.
8251 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
8253 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
8254 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
8255 documentation of -std and -Wwrite-strings.
8257 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
8259 * cse.c (canon_hash): Don't register registers in very small
8260 register classes, as extending their lifetime might cause
8263 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8265 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
8267 * flow.c (forwarder_block_p): Fix for fallthru blocks.
8268 (try_redirect_by_replacing_jump): Update properly the count
8269 and frequency information.
8271 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
8273 * toplev.c (dump_file_index): Move SSA dumps just after first
8275 (dump_file): Corresponding changes.
8276 (rest_of_compilation): Move SSA path to just after the first
8278 * doc/gcc.texi (Passes): Update due to movement of SSA path.
8279 * doc/invoke.texi: Update dump file #s as they were completely
8280 out of date with reality.
8282 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
8284 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
8286 * expr.c (emit_move_insn_1): Deal with non-default
8289 * expr.c (emit_single_push_insn): Fix warning.
8291 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
8293 * expr.c (emit_move_insn_1): Avoid modifying
8294 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
8296 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8298 * emit-rtl.c (adjust_address): New function.
8299 * expr.h (adjust_address): Add declaration.
8300 * builtins.c: Replace some calls to change_address with calls to it
8302 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
8303 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
8304 * config/arm/arm.c, config/convex/convex.c: Likewise.
8305 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
8306 * config/i386/i386.c, config/i386/i386.md: Likewise.
8307 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
8308 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
8309 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
8310 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
8311 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
8313 2001-07-02 Jim Wilson <wilson@redhat.com>
8315 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
8317 2001-07-02 Steve Ellcey <sje@cup.hp.com>
8319 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
8320 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
8322 2001-07-02 Zack Weinberg <zackw@stanford.edu>
8324 * cppinit.c (lang_defaults): New table.
8325 (set_lang): Just read from lang_defaults into the live options
8328 2001-07-02 Zack Weinberg <zackw@stanford.edu>
8330 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
8331 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
8332 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
8334 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8336 * doc/install.texi: Various spelling and markup fixes.
8337 (Installing GCC): Component specific installation instructions are
8340 Warn about removing old install dir in the presence of shared libs.
8341 (Configuration): Invoke with options target to match configure
8343 Consistently refer to gas, gld pathnames.
8344 Invert --enable-multilib documentation.
8345 Remove references to old compiler versions.
8347 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8349 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
8351 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8353 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
8355 (Specific, mips*-sgi-irix5): Note IDO download.
8356 Reworded MIPS C hints.
8357 Use GNU as instead of GAS.
8359 Removed SGI Freeware reference, IRIX 6 only.
8360 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
8361 Note N64 library requirement/workaround.
8363 Complete list of structure passing bug victims.
8365 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8367 * doc/install.texi: Remove CVS Id.
8369 2001-07-02 Andreas Jaeger <aj@suse.de>
8371 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
8372 (find_inherently_necessary): Remove unused variable.
8374 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
8376 * c-common.h (TDI_inlined): New ast dump phase.
8377 (dump_flag_name): New function.
8378 * c-dump.c (dump_files): Add inlined phase.
8379 (dump_flag_name): Define.
8380 * doc/invoke.texi (-fdump-ast-inlined): Document.
8382 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8384 * stor-layout.c (layout_decl): Revert change to handling of alignment
8387 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8389 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
8392 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
8394 * doc/tm.texi (FUNCTION_ARG): Document that the last call
8397 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
8399 * tlink.c (recompile_files): Remove COMPILER_PATH and
8400 LIBRARY_PATH from the environment.
8402 2001-07-01 Zack Weinberg <zackw@stanford.edu>
8404 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
8405 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
8407 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
8409 * c-parse.in (OBJC_STRING): Kill.
8410 (objc_string): Decompose to [objc_string] '@' STRING.
8411 (reswords): Take the leading '@' off all the Objective C keywords.
8412 (objc_rid_sans_at): Kill.
8413 (init_reswords): Don't initialize it.
8414 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
8415 (_yylex): Kill reconsider label. Look ahead one token after
8416 an '@'; if we get an identifier, check whether it's an
8417 Objective C @-keyword. If so, return the keyword. Otherwise,
8418 put back the token and return the '@' as a terminal.
8420 * cpplib.c (lex_macro_node): Remove unnecessary check for
8421 leading '@' on identifier. Clarify control flow and commentary.
8423 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8425 * cse.c (new_label_ref): Variable deleted.
8426 (insert): Remove set of new_label_ref.
8427 (check_for_label_ref): New function.
8428 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
8430 See ChangeLog.5 for earlier changes.