1 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
5 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
8 * tradcpp.c (handle_directive): Skip non-vertical space.
10 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
12 * cppmain.c (setup_callbacks): Set line callback only
13 if outputting preprocessed source.
15 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17 * collect2.c (main): Const-ification.
18 * gcc.c (translate_options, process_command): Use xstrdup in
19 lieu of xmalloc/strcpy.
20 (main): Use concat in lieu of xmalloc/strcpy/strcat.
22 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
24 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
27 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
29 * scan-decls.c (scan_decls): Fix typo.
31 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
33 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
34 Split mlstring_pos into mls_line and mls_col.
35 * cppinit.c (cpp_create_reader): Initialize line to 1.
36 (cpp_destroy): Free tokenruns.
37 (push_include): Don't update lexer_pos.
38 * cpplex.c (unterminated, parse_string): Update.
39 (lex_token): Don't update lexer_pos, update.
40 * cpplib.c (if_stack): Save line instead of line + col.
41 (start_directive, _cpp_do__Pragma, do_else, do_elif,
42 push_conditional, _cpp_pop_buffer): Update.
43 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
44 (_cpp_create_definition): Update.
46 2001-09-15 Eric Christopher <echristo@redhat.com>
48 * config/mips/abi64.h: Add support for MEABI.
50 2001-09-15 Eric Christopher <echristo@redhat.com>
52 * config/mips/mips.md: Add unspec #2.
54 (reload_outdi): Ditto.
55 (reload_outsi): Ditto.
58 2001-09-15 Eric Christopher <echristo@redhat.com>
59 Jason Eckhardt <jle@redhat.com>
61 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
62 * config/mips/isa32-linux.h: New file.
63 * config/mips/isa3264.h: Ditto.
64 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
65 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
66 (output_block_mode): Support MEABI.
67 (function_arg): Ditto. Fix floating point arg passing.
68 (mips_va_start): Ditto.
69 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
71 (mips_asm_file_start): Add new section to pass abi to gdb.
72 (function_arg_pass_by_reference): Support MEABI.
73 (mips_parse_cpu): Support mips32 and mips64 processors.
74 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
75 TARGET_MIPS5KC. Support isa32 and isa64.
76 (processor_type): Add r4kc, r5kc, r20kc.
77 (GENERATE_MULT3_SI): New.
78 (GENERATE_MULT3_DI): Ditto.
79 (GENERATE_MULT3): Remove.
80 (ISA_HAS_64BIT_REGS): Add isa == 64.
81 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
82 (ISA_HAS_MADD_MSUB): New.
83 (ISA_HAS_CLZ_CLO): Ditto.
84 (ISA_HAS_DCLZ_DCLO): Ditto.
85 (ABI_GAS_ASM_SPEC): New.
86 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
89 (SUBTARGET_CC1_SPEC): Ditto.
90 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
91 (PAD_VARARGS_DOWN): Support MEABI.
92 (HARD_REGNO_NREGS): Move to mips.c.
93 (ASM_OUTPUT_IDENT): Add #undef.
94 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
95 (mulsi3): Use GENERATE_MULT3_SI.
96 (mulsi3_mult3): Ditto. Support mips32, mips64.
97 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
98 (mul_sub_si): New pattern.
99 (unnamed splitters): New.
100 (muldi3): Use GENERATE_MULT3_DI.
101 (muldi3_internal2): Ditto.
102 (movdicc): Support mips32.
103 * config/mips/t-isa3264: New file.
105 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
107 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
108 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
109 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
111 * reorg.c (fill_slots_from_thread): After call to
112 steal_delay_list_from_target, update own_thread as new_thread may
115 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
117 * cpperror.c (print_location): Take line and column, for
118 default positioning use the previously lexed token.
119 (_cpp_begin_message): Take line and column.
120 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
121 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
122 * cpphash.h (_cpp_begin_message): Update prototype.
123 * cppinit.c (push_include): Don't set output line.
124 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
125 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
126 (do_pragma): Kludge for front ends. Don't expand macros at all.
127 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
128 (struct cpp_token): Remove output_line.
129 (struct cpp_callbacks): New member line_change.
130 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
131 cpp_get_token): Preserve BOL flag.
132 (cpp_get_line): Remove.
133 (_cpp_backup_tokens): Remove useless abort().
134 * cppmain.c (cb_line_change): New.
135 (scan_translation_unit): Don't worry about starting new lines here.
136 * scan-decls.c (scan_decls): Update.
137 * c-lex.c (c_lex, init_c_lex): Update.
138 (cb_line_change, src_lineno): New.
140 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
142 * tree.c (append_random_chars): Generate the random
143 characters in a reproducable fashion.
145 2001-09-14 Richard Henderson <rth@redhat.com>
147 * config/i386/i386.c (internal_label_prefix): New.
148 (internal_label_prefix_len): New.
149 (override_options): Set them.
150 (local_symbolic_operand): New.
151 (legitimate_pic_address_disp_p): Use it.
152 (legitimize_pic_address): Likewise.
154 2001-09-14 Marc Espie <espie@openbsd.org>
156 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
159 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
161 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
162 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
164 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
166 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
167 invocation of SUBREG_REGNO_OFFSET.
169 * haifa-sched.c: Fix typo in FSF copyright statement.
170 * sched-deps.c: Fix typo in FSF copyright statement.
171 * sched-ebb.c: Fix typo in FSF copyright statement.
172 * sched-rgn.c: Fix typo in FSF copyright statement.
173 * sched-vis.c: Fix typo in FSF copyright statement.
175 * config.gcc: Move inclusion of arm elf specific header files
176 from the files themselves into the tm_file variable. Make
177 sure that elfos.h is included before target specific elf
179 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
181 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
182 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
183 ASM_OUTPUT_CASE_LABEL): Protect definition.
184 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
186 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
187 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
188 Remove duplicate definition.
189 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
190 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
191 (RDATA_SECTION_FUNCTION): Remove redundant definition.
192 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
193 Remove inclusion of arm/elf.h.
194 * config/arm/unknown-elf.h: as for conix-elf.h.
195 (STARTFILE_SPEC): Include crti.o and crtn.o.
196 * config/arm/linux-elf.h: as for conix-elf.h.
197 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
198 * config/arm/strongarm-elf.h: Remove inclusion of
200 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
201 * config/arm/unknown-elf-oabi.h: Remove inclusion of
202 unknown-elf.h and elf.h.
203 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
204 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
205 ASM_WEAKEN_LABEL): Remove redundant definition.
206 * config/arm/elf.h: Test for inclusion of elfos.h
207 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
208 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
209 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
210 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
211 redundant definition.
212 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
213 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
214 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
215 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
216 Add rules to build crti.o and crtn.o
217 * crti.asm: New file.
218 * crtn.asm: New file.
220 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
222 * c-parse.in (_yylex): Use _cpp_backup_tokens.
223 * cpphash.h (struct tokenrun): Add prev.
224 (struct lexer_state): Remove bol.
225 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
226 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
228 * cppinit.c (cpp_create_reader): Don't set bol.
229 (cpp_destroy): Don't free lookaheads.
230 * cpplex.c (lex_directive): Remove.
231 (next_tokenrun): Update.
232 (_cpp_lex_token): Clean up logic.
233 (lex_token): Update to return a pointer to lexed token, since it
234 can move to the start of the buffer. Simpify newline handling.
235 * cpplib.c (SEEN_EOL): Update.
236 (skip_rest_of_line): Remove lookahead stuff.
237 (end_directive): Line numbers are already incremented. Revert
238 to start of lexed token buffer if we can.
239 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
240 parse_answer): Use _cpp_backup_tokens.
241 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
242 instead. Don't check for EOL.
243 (do_include_common, do_line, do_pragma_system_header): Use
245 * cpplib.h (BOL, _cpp_backup_tokens): New.
246 * cppmacro.c (save_lookahead_token, take_lookahead_token,
247 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
248 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
249 (builtin_macro): Don't use cpp_get_line.
250 (cpp_get_line): Short term kludge.
251 (parse_arg): Handle directives in arguments here. Back up when
252 appropriate. Store EOF at end of argument list.
253 (funlike_invocation_p): Use _cpp_backup_tokens.
254 (push_arg_context): Account for EOF at end of list.
255 (cpp_get_token): Remove lookahead stuff. Update.
257 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
259 * c-parse.in (yyerror): Const-ification and/or static-ization.
260 * c-typeck.c (push_member_name): Likewise.
261 * collect2.c (main): Likewise.
262 * dbxout.c (dbxout_parms): Likewise.
263 * diagnostic.c (format_with_decl): Likewise.
264 * dwarf2out.c (output_ranges): Likewise.
265 * dwarfout.c (fundamental_type_code): Likewise.
266 * except.c (dw2_output_call_site_table): Likewise.
267 * gcc.c (do_spec_1): Likewise.
268 * genopinit.c (optabs): Likewise.
269 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
270 gen_declaration_1, handle_impent): Likewise.
271 * protoize.c (default_include, in_system_include_dir, abspath):
273 * sched-vis.c (visualize_stall_cycles): Likewise.
274 * sdbout.c (plain_type_1, sdbout_end_function,
275 sdbout_end_epilogue): Likewise.
276 * varasm.c (decode_reg_name): Likewise.
278 * 1750a.c (mod_regno_adjust): Likewise.
279 * alpha.c (alpha_write_one_linkage,
280 unicosmk_output_default_externs): Likewise.
281 * arm.c (arm_condition_codes): Likewise.
282 * arm.h (arm_condition_codes): Likewise.
283 * avr.c (output_movsisf, encode_section_info): Likewise.
284 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
286 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
287 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
288 * m88k.c (output_function_profiler): Likewise.
289 * mips.c (mips_output_conditional_branch): Likewise.
290 * ns32k.c (ns32k_out_reg_names): Likewise.
291 * ns32k.h (ns32k_out_reg_names): Likewise.
292 * pj.c (pj_output_rval): Likewise.
293 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
294 * sparc.c (sparc_flat_function_prologue,
295 sparc_flat_function_epilogue): Likewise.
297 2001-09-13 Markus Werle <numerical.simulation@web.de>
298 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
300 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
301 Aachen University of Technology".
303 2001-09-13 Andreas Schwab <schwab@suse.de>
305 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
308 2001-09-13 Richard Henderson <rth@redhat.com>
310 * config/alpha/alpha.c (small_symbolic_operand): New.
311 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
312 (some_operand, input_operand): Don't handle HIGH.
313 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
314 (alpha_expand_mov): Likewise.
315 (print_operand) [H]: Just print HIGH symbol.
316 (print_operand_address): Handle small data.
317 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
318 (TARGET_SWITCHES): Add -msmall-data/large-data.
319 (PIC_OFFSET_TABLE_REGNUM): New.
320 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
321 (PREDICATE_COES): Update.
322 * config/alpha/alpha.md (adddi_er_high): New.
323 (adddi_er_low): Handle small data.
324 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
325 prefer .sdata to .rodata.
326 (SELECT_RTX_SECTION): Likewise.
328 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
330 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
331 defining __size_t and leaving size_t undefined.
333 2001-09-12 Diego Novillo <dnovillo@redhat.com>
335 * basic-block.h (expunge_block): Declare.
336 * cfg.c (expunge_block): Remove static declaration.
338 2001-09-12 Richard Henderson <rth@redhat.com>
340 * integrate.c (copy_insn_list): Copy label name from
341 NOTE_INSN_DELETED_LABEL.
343 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
345 * c-common.c (c_tree_code_name): Const-ification.
346 * c-decl.c (c_decode_option): Likewise.
347 * c-typeck.c (warn_for_assignment): Likewise.
348 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
350 * cppinit.c (output_deps): Likewise.
351 * dependence.c (dependence_string, direction_string): Likewise.
352 * dwarf2out.c (output_ranges): Likewise.
353 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
354 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
355 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
356 standard_startfile_prefix, standard_startfile_prefix_1,
357 standard_startfile_prefix_2, tooldir_base_prefix,
358 standard_bindir_prefix, find_a_file): Likewise.
359 * genattrtab.c (make_length_attrs): Likewise.
360 * gencheck.c (tree_codes): Likewise.
361 * genemit.c (gen_split): Likewise.
362 * genrecog.c (special_mode_pred_table): Likewise.
363 * graph.c (graph_ext): Likewise.
364 * protoize (default_include): Likewise.
365 * reload.c (reload_when_needed_name): Likewise.
366 * sched-vis.c (visualize_stall_cycles): Likewise.
367 * tlink.c (recompile_files): Likewise.
368 * toplev.c (decode_g_option): Likewise.
369 * tradcpp.c (output_deps): Likewise.
370 * varasm.c (decode_reg_name): Likewise.
372 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
375 * avr.c (avr_regnames, encode_section_info): Likewise.
376 * c4x.c (float_reg_names): Likewise.
377 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
378 * elfos.h (const_section): Likewise.
379 * i386.c (ix86_comp_type_attributes): Likewise.
380 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
381 * ia64/aix.h (UNIQUE_SECTION): Likewise.
382 * ia64.c (type_names): Likewise.
383 * m68hc11.c (reg_class_names): Likewise.
384 * m88k.c (m_options): Likewise.
385 * mips.c (mips_output_conditional_branch, mips_unique_section):
387 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
388 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
389 ultra_code_names): Likewise.
390 * sparc.h (OVERRIDE_OPTIONS): Likewise.
392 2001-09-12 Jakub Jelinek <jakub@redhat.com>
394 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
395 Use --fatal-warnings option for gas.
396 * configure: Rebuilt.
398 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
400 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
402 2001-09-11 Jim Wilson <wilson@redhat.com>
404 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
406 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
408 * builtins.c (c_strlen): Treat an offset too large for a
409 HOST_WIDE_INT as out of range.
411 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
413 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
414 (EDGE_CRITICAL_P): New predicate.
415 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
417 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
418 (dump_edge_info): Remove "crit".
419 * cfganal.c (mark_critical_edges): Kill.
420 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
421 * cfgcleanup.c (cleanup_cfg): Likewise.
422 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
423 (find_spanning_tree): Likewise.
424 * reg-stack.c (convert_regs_1): Likewise.
425 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
427 * basic-block.h (create_basic_block_structure): New.
428 (create_basic_block): Update prototype.
429 (force_nonfallthru): New.
430 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
431 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
432 handle updating of block_for_insn, creating of empty BBs and BBs at
433 the end of INSN chain.
434 (create_basic_block): New function.
435 (split_block): Use create_basic_block.
436 (force_nonfallthru_and_redirect): Break out from ...; cleanup
437 (redirect_edge_and_branch_force): ... here.
438 (force_nonfallthru): New.
439 (split_edge): Rewrite to use force_nonfallthru and create_block.
440 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
441 (find_basic_blocks): Free basic_block_for_insn.
442 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
444 * cfg.c: Fix formating.
445 * cfgcleanup.c: Fix formating.
446 (merge_blocks, tail_recursion_label_p): Return bool.
447 (merge_blocks_move_predecessor_nojumps,
448 merge_blocks_move_successor_nojumps): Return void.
450 2001-09-11 Jakub Jelinek <jakub@redhat.com>
452 * configure.in: Check whether assembler supports section merging.
453 * config.in: Rebuilt.
454 * configure: Rebuilt.
455 * varasm.c (variable_section, output_constant_pool): Pass alignment
456 to SELECT_SECTION and SELECT_RTX_SECTION.
457 (mergeable_string_section): New.
458 (mergeable_constant_section): New.
459 (default_elf_asm_named_section): Output SECTION_MERGE and
460 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
461 * output.h (mergeable_string_section): New.
462 (mergeable_constant_section): New.
463 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
464 * toplev.c (flag_merge_constants): New.
465 (f_options): Add -fmerge-constants and -fmerge-all-constants
467 (toplev_main): Default to -fno-merge-constants if not optimizing.
468 * flags.h (flag_merge_constants): Add extern.
469 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
470 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
472 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
473 Define if assembler has working .subsection -1 support.
474 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
475 Put constant into special SHF_MERGE sections if the linker should
476 attempt to merge duplicates.
477 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
479 Put constant into special SHF_MERGE sections if the linker should
480 attempt to merge duplicates.
481 * config/alpha/elf.h: Likewise.
482 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
483 has working .subsection -1 support.
484 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
486 * config/svr3.h: Likewise.
487 * config/darwin.h: Likewise.
488 * config/arm/aof.h: Likewise.
489 * config/arm/linux-elf.h: Likewise.
490 * config/avr/avr.h: Likewise.
491 * config/c4x/c4x.h: Likewise.
492 * config/d30v/d30v.h: Likewise.
493 * config/i386/dgux.h: Likewise.
494 * config/i386/osfrose.h: Likewise.
495 * config/i386/sco5.h: Likewise.
496 * config/i386/svr3gas.h: Likewise.
497 * config/ia64/aix.h: Likewise.
498 * config/m32r/m32r.h: Likewise.
499 * config/m68k/m68k.h: Likewise.
500 * config/m88k/dgux.h: Likewise.
501 * config/m88k/m88k.h: Likewise.
502 * config/mcore/mcore-pe.h: Likewise.
503 * config/mips/mips.h: Likewise.
504 * config/pa/pa.h: Likewise.
505 * config/pa/pa-linux.h: Likewise.
506 * config/romp/romp.h: Likewise.
507 * config/rs6000/sysv4.h: Likewise.
508 * config/rs6000/xcoff.h: Likewise.
509 * config/s390/linux.h: Likewise.
510 * config/sparc/sparc.h: Likewise.
511 * config/sparc/sysv4.h: Likewise.
512 * config/stormy16/stormy16.h: Likewise.
513 * config/v850/v850.h: Likewise.
514 * config/vax/vms.h: Likewise.
515 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
516 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
517 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
518 default_elf_asm_named_section for SHF_MERGE sections.
520 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
522 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
525 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
527 * c-common.c (split_specs_attrs): Allow for empty attributes with
528 empty TREE_PURPOSE. Fixes PR c/4294.
530 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
532 * basic-block.h (cached_make_edge, make_single_succ): New.
533 (make_edge): Remove first parameter.
534 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
535 * cfg.c (cached_make_edge): Rename from make_edge; return newly
536 created edge; use obstack allocation.
537 (make_edge, make_single_succ_edge): New.
538 (first_removed_edge): New static variable.
539 (init_flow): Initialize first_removed_edge and n_edges.
540 (clear_edges): Use remove_edge.
541 (flow_delete_block): Likewise.
542 (remove_edge): Add removed edges to the removed edges list.
543 (split_block, redirect_edge_and_branch_force, split_edge):
545 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
546 (add_noreturn_fake_exit_edges): Likewise.
547 (connect_infinite_loops_to_exit): Liekwise.
548 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
549 Use cached_make_edge.
550 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
551 * profile.c (branch_prob): Update make_edge call.
552 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
554 2001-09-11 Richard Henderson <rth@redhat.com>
556 * config/alpha/alpha.c: Tidy formatting.
557 (local_symbolic_operand): Verify mode.
558 (alpha_sa_mask): Ignore unicos for eh_return.
559 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
560 * config/alpha/alpha.md (umk divsi patterns): Remove.
561 (extendsfdf2): Remove unicos check.
562 (tablejump): Merge vms and unicos code; always use direct set
565 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
567 * config.gcc (alpha*-*-unicosmk*): New target.
569 * config/alpha/alpha-protos.h (symbolic_operand,
570 unicosmk_add_call_info_word, unicosmk_add_extern,
571 unicosmk_defer_case_vector, unicosmk_unique_section,
572 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
573 unicosmk_asm_file_start, unicosmk_asm_file_end,
574 unicosmk_output_common): Declare.
576 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
577 direct_return, function_arg, alpha_va_start, alpha_va_arg,
578 alpha_does_function_need_gp, alpha_end_function): Support Cray
580 (alpha_init_machine_status, alpha_mark_machine_status,
581 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
582 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
583 unicosmk_asm_named_section, unicosmk_insert_attributes,
584 unicosmk_section_type_flags, symbolic_operand,
585 unicosmk_output_module_name, unicosmk_output_default_externs,
586 unicosmk_output_dex, unicosmk_output_externs,
587 unicosmk_output_addr_vec, unicosmk_ssib_name,
588 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
589 unicosmk_asm_file_end, unicosmk_output_common,
590 unicosmk_section_type_flags, unicosmk_unique_section,
591 unicosmk_add_call_info_word, unicosmk_text_section,
592 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
593 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
594 unicosmk_dex_count, unicosmk_special_name): New.
595 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
597 (get_aligned_mem, alpha_expand_unaligned_load,
598 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
599 alpha_expand_unaligned_store_words): Support big-endian mode.
600 (print_operand): Likewise. New format specifier 't'. Use
601 TARGET_AS_SLASH_BEFORE_SUFFIX.
602 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
603 (alpha_pv_save_size): Update with above change.
604 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
605 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
608 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
609 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
610 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
611 (EXTRA_CONSTRAINT): New constraint 'U'.
612 (PREDICATE_CODES): Add symbolic_operand.
614 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
615 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
616 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
617 (integer division and modulus patterns): Split in default and
619 (*divmodsi_internal, *divmoddi_internal): Disable for
621 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
622 little-endian and big-endian versions.
623 (ext, ins, msk): Likewise.
624 (extv, extzv, insv): Support big-endian mode.
625 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
626 (call_umk, call_value_umk, *call_umk, tablejump_umk,
627 *tablejump_umk_internal, *call_value_umk): New.
628 (*movdi_nofix): Add pattern for loading an address into a register on
630 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
631 (umk_mismatch_args, arg_home_umk): New.
632 (various insns): Don't use mov, fmov, nop, fnop and unop.
633 (realign): Support TARGET_ABI_UNICOSMK.
635 * config/alpha/unicosmk.h: New file.
636 * config/alpha/t-unicosmk: New file.
638 * fixinc/inclhack.def (unicosmk_restrict): New.
639 * fixinc/fixincl.x: Regenerate.
641 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
642 (wchar_t): Check for and define __WCHAR_T__.
644 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
646 * combine.c (simplify_shift_const): Treat shifts by the mode
649 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
651 * cpphash.h (struct tokenrun): New.
652 (struct cpp_context): New member bol.
653 (struct cpp_reader): New members.
654 (_cpp_init_tokenrun): New.
655 * cppinit.c (cpp_create_reader): Set up the token runs.
656 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
657 (lex_token): New internalised version of _cpp_lex_token. Don't
658 handle directives or the multiple include opimisation here any
659 more. Simply lex a token.
660 * cpplib.c (run_directive): Clear bol.
661 (_cpp_pop_buffer): Set bol.
662 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
665 2001-09-11 Michael Meissner <meissner@redhat.com>
667 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
668 give an error if the user uses -mfp32.
669 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
671 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
672 floating point register size.
673 (EXTRA_SPECS): Add CPP_FPR_SPEC.
675 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
676 HOST_WIDE_INT_PRINT_DEC to properly print the result of
678 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
679 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
681 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
683 * dbxout.c (dbxout_parms): Fix typo in comment.
684 * unroll.c (loop_find_equiv_value): Ditto.
685 * toplev.c (rest_of_compilation): Ditto.
686 * loop.c (scan_loop): Ditto.
687 * dwarf2out.c (struct dw_fde_struct): Ditto.
689 2001-09-10 Zack Weinberg <zackw@panix.com>
691 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
692 copying identifier when we're just going to throw it away.
693 (parse_identifier_slow): New routine to handle abnormal cases.
694 (_cpp_lex_token): Update call site.
696 * hashtable.c (ht_lookup): Don't assume that the string we've
697 been given is NUL-terminated.
698 * system.h: #define __builtin_expect(a, b) to (a) if not
701 2001-09-10 Michael Meissner <meissner@redhat.com>
703 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
706 2001-09-10 David Edelsohn <edelsohn@gnu.org>
708 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
710 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
712 * builtins.c (c_getstr): Correct thinko in last change and further
715 2001-09-10 Tim Freeman <tim@fungibole.com>
717 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
718 into varray's and register them as roots with the garbage
719 collector so they are not collected too soon.
721 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
723 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
725 * basic-block.h (flow_obstack, label_value_list,
726 tail_recursion_label_list): Declare
727 (tidy_fallthru_edges): Declare.
728 (expunge_block, last_loop_beg_note): Delete.
729 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
731 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
732 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
733 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
734 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
735 expunge_block, flow_delete_block, compute_bb_for_insn,
736 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
737 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
738 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
739 try_redirect_by_replacing_jump, last_loop_beg_note,
740 redirect_edge_and_branch, redirect_edge_and_branch_force,
741 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
742 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
743 commit_edge_insertions, dump_flow_info, debug_flow_info,
744 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
745 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
746 Move here from flow.c
747 * cfganal.c: New file.
748 (forwarder_block_p, can_fallthru, mark_critical_edges,
749 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
750 find_unreachable_blocks, create_edge_list, free_edge_list,
751 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
752 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
753 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
754 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
755 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
756 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
757 Move here from flow.c
758 * cfgbuild.c: New file
759 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
760 make_edges, find_basic_blocks_1, find_basic_blocks,
761 find_sub_basic_blocks): Move here from flow.c
762 * cfgcleanup.c: New file.
763 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
764 merge_blocks_move_predecessor_nojumps,
765 merge_blocks_move_successor_nojumps, merge_blocks,
766 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
767 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
768 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
770 * cfgloop.c: New file
771 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
772 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
773 flow_loop_exit_edges_find, flow_loop_nodes_find,
774 flow_loop_pre_header_scan, flow_loop_pre_header_find,
775 flow_loop_tree_node_add, flow_loops_tree_build,
776 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
777 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
778 Move here from flow.c
779 * flow.c: Remove everything moved elsewhere
780 * output.h (cleanup_cfg): Return bool.
782 * bb-reorder.c (reorder_block_def): Remove 'index'.
783 (insert_intra_1): Add argument BB, set block for new note.
784 (make_reorder_chain): Do not depdent on BB indexes.
785 (make_reorder_chain_1): Do not use BB indexes.
786 (label_for_bb): Likewise; set BB for new insn.
787 (emit_jump_to_block_after): Likewise.
788 (fixup_reoder_chain): Sanity check that all basic blocks
789 are chained; verify newly created insn chain; remove
790 undocnitional jump simplifying; Do not use BB indexes;
791 properly initialize count and frequency information;
792 dump reordered sequence.
793 (insert_intra_bb_scope_notes): update call of insert_intra_1.
794 (insert_inter_bb_scope_notes): Set block for new insn.
795 (reorder_basic_blocks): Dump flow info before reoredering.
797 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
799 * alias.c (clear_reg_alias_info): Use K&R format definition.
800 Avoid unsigned warning.
801 * builtins.c: Use "unsigned int", not "unsigned".
802 (target_char_cast): Use host_integerp and tree_low_cst.
803 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
804 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
805 (c_getstr): Likewise.
806 (std_expand_builtin_va_arg): Use int_size_in_bytes.
807 (builtin_memcpy_read_str): Avoid unsigned warning.
808 (expand_builtin_memcpy): Alignments are unsigned.
809 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
810 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
811 * predict.c (expensive_function_p): LIMIT now unsigned.
812 * resource.c (mark_target_live_regs): Make some vars unsigned.
813 * sdbout.c: Use "unsigned int", not "unsigned".
814 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
815 (sdbout_source_line): Likewise.
816 (sdbout_record_type_name): Remove "const" for NAME declaration.
817 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
819 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
821 * calls.c (store_one_arg): Expand comment.
823 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
825 * calls.c (store_one_arg): Make sure that the entire argument is
826 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
828 2001-09-09 Richard Henderson <rth@redhat.com>
830 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
832 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
834 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
836 2001-09-09 Richard Henderson <rth@redhat.com>
838 * config/alpha/alpha.c (alpha_next_sequence_number): New.
839 (alpha_this_literal_sequence_number): New.
840 (alpha_this_gpdisp_sequence_number): New.
841 (some_operand, input_operand): Add HIGH.
842 (local_symbolic_operand): New.
843 (alpha_encode_section_info): New.
844 (alpha_legitimate_address_p): Allow LO_SUM.
845 (alpha_legitimize_address): Generate HIGH+LO_SUM.
846 (alpha_expand_mov): Likewise.
847 (secondary_reload_class): Check memory_operand not general_operand
849 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
850 (alpha_expand_unaligned_store): Likewise.
851 (alpha_expand_unaligned_load_words): Likewise.
852 (alpha_expand_unaligned_store_words): Likewise.
853 (alpha_expand_block_clear): Likewise.
854 (print_operand): Handle %#, %*, %H.
855 (print_operand_address): Handle LO_SUM.
857 (alpha_does_function_need_gp): Use it.
858 (alpha_expand_block_move): Fix signed compare warnings.
859 (alpha_sa_mask, alpha_align_insns): Likewise.
860 * config/alpha/alpha-protos.h: Update.
861 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
862 (MASK_EXPLICIT_RELOCS): New.
863 (TARGET_SWITCHES): Add -mexplicit-relocs.
864 (EXTRA_CONSTRAINT): Add 'T'.
865 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
866 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
867 (ENCODE_SECTION_INFO): Out line.
868 (REDO_SECTION_INFO_P): New.
869 (STRIP_NAME_ENCODING): New.
870 (ASM_OUTPUT_LABELREF): New.
871 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
872 (PREDICATE_CODES): Update.
873 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
874 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
875 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
876 builtin_setjmp_receiver_er, exception_receiver_1_er,
877 call_value_osf_1_er): New patterns.
878 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
879 (movqi, movhi, movsi): Add explicit $31 base register to lda.
880 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
881 (FINAL_PRESCAN_INSN): New.
883 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
885 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
887 2001-09-08 Andreas Jaeger <aj@suse.de>
889 * i386.h (TARGET_SWITCHES): Fix description.
891 2001-09-07 David Edelsohn <edelsohn@gnu.org>
893 * rs6000.c (num_insns_constant): Compute number of instructions
896 * doc/install.texi: Explain AIX exception handling work-around.
897 Update URL for AIX fixes.
899 2001-09-07 Jim Wilson <wilson@redhat.com>
901 * alias.c (clear_reg_alias_info): New.
902 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
903 * rtl.h (clear_reg_alias_info): Declare.
905 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
907 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
909 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
910 (m16m,edivm,emulm): Change declaration to match definition.
912 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
914 * reload.c (push_reload): Check for subreg_lowpart_p instead of
915 SUBREG_BYTE being 0 when determining if the inner part of a subreg
918 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
920 * c-common.c (signed_or_unsigned_type): Handle machine mode types
921 which have no corresponding C type.
922 * fold_const.c (target_isinf,target_isnan,target_negative): Update
923 the representation of 64-bit doubles to work with 64-bit ints.
925 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
927 * config/mips/mips.c (override_options): Do not override ISA when ABI
928 specified if MIPS_CPU_STRING_DEFAULT was specified.
930 2001-09-07 Richard Henderson <rth@redhat.com>
932 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
933 (express_from_1): Wrap lines.
934 * rtlanal.c (commutative_operand_precedence): Rename from
935 operand_preference; export.
937 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
938 (simplify_binary_operation): Invoke simplify_plus_minus on
939 (CONST (PLUS ...)) as well.
940 (struct simplify_plus_minus_op_data): New.
941 (simplify_plus_minus_op_data_cmp): New.
942 (simplify_plus_minus): Use them. Avoid infinite recursion with
943 simplify_binary_operation wrt CONST.
945 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
947 * h8300-protos.h (general_operand_dst_push): Remove.
948 * h8300.c (general_operand_dst_push): Likewise.
949 * h8300.h (OK_FOR_T): Likewise.
950 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
951 * h8300.md (pushqi_h8300): New.
952 (pushqi_h8300hs): Likewise.
954 (pushhi_h8300): Likewise.
955 (pushhi_h8300hs): Likewise.
958 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
960 * genattrtab.c (attr_printf): First arg is unsigned.
961 Clean up formatting of callers.
963 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
965 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
968 2001-09-07 Andreas Jaeger <aj@suse.de>
970 * i386.h (TARGET_SWITCHES): Fix descriptions.
972 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
974 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
976 2001-09-06 Ira Ruben <ira@apple.com>
978 Remove OP_IDENTIFIER.
979 * tree.def (OP_IDENTIFIER): Remove.
980 * tree.c (tree_node_kind enum): Remove op_id_kind.
981 (tree_node_kind_names): Remove "op_identifiers".
982 (make_node): Remove OP_IDENTIFIER test.
983 (build_op_identifier): Removed because it isn't being used.
984 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
985 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
987 2001-09-06 Richard Henderson <rth@redhat.com>
989 * simplify-rtx.c (simplify_binary_operation): Revert last change.
991 2001-09-06 Richard Henderson <rth@redhat.com>
993 * simplify-rtx.c (simplify_binary_operation): Simplify contents
996 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
998 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
999 number used for CR register.
1001 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
1002 Joern Rennecke (amylaar@cygnus.com)
1004 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
1005 * h8300.c (initial_offset): Handle offset between RP and FP.
1006 (h8300_return_addr_rtx): New function.
1007 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
1009 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
1010 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
1011 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
1012 (CAN_ELIMINATE, REGISTER_NAMES):
1013 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
1015 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
1017 Remove TYPE_NONCOPIED_PARTS.
1018 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
1019 (struct tree_type): Remove noncopied_parts.
1020 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
1021 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
1022 (fixed_type_p): Remove.
1023 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
1024 (expand_expr, MODIFY_EXPR): Likewise.
1025 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
1026 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
1028 2001-09-06 Alan Modra <amodra@bigpond.net.au>
1030 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
1032 (mask64_operand): Likewise.
1033 (includes_rldic_lshift_p): Likewise.
1034 (includes_rldicr_lshift_p): Likewise.
1036 2001-09-05 Ziemowit Laski <zlaski@apple.com>
1038 * objc/objc-act.c (build_message_expr): If a class method cannot
1039 be found, do not issue a warning if a corresponding instance
1040 method exists in the root class.
1042 2001-09-05 Richard Henderson <rth@redhat.com>
1044 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
1046 2001-09-05 Zack Weinberg <zack@codesourcery.com>
1048 * function.c (ggc_mark_struct_function): Mark f->outer.
1049 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
1050 * integrate.c (output_inline_function): ... not here.
1052 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
1054 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
1056 * i386.c (size_cost): New static variable.
1057 (override_function): Use size_cost when -Os is specified.
1059 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
1060 properly; Use current_function_calls_eh_return.
1061 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
1062 use leave to avoid depdendancy chain.
1064 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
1065 get BB loop_depth instead of computing it from LOOP notes.
1067 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
1069 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
1071 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1072 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
1073 UNALIGNED_DOUBLE_INT_ASM_OP): Define
1075 2001-09-05 Jeffrey A Law (law@cygnus.com)
1076 Jason Merrill (jason@redhat.com)
1078 * stor-layout.c (layout_type): Complain if an array's size can
1079 not be represented in a size_t.
1081 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
1083 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
1085 * gcc.c: (process_command) Add parentheses around assignment
1086 used as truth value.
1088 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
1090 * config/mips/mips.c (save_restore_insns): Don't mark any register
1091 save slots as unchanging if current_function_calls_eh_return.
1093 2001-09-05 Richard Henderson <rth@redhat.com>
1095 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
1096 * config/alpha/alpha-protos.h: Declare it.
1097 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
1098 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
1099 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
1100 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
1101 (REG_OK_FOR_BASE_P): Select one of the above.
1103 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
1105 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
1106 (crti.o): Prefix name of object file with $(T).
1109 2001-09-05 David S. Miller <davem@redhat.com>
1111 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
1112 * config/sparc/linux64.h: Likewise.
1114 2001-09-05 Andreas Jaeger <aj@suse.de>
1116 * doc/invoke.texi (i386 Options): -mwide-multiply is not
1117 available anymore, remove the documentation.
1118 (i386 Options): Fix typo, cleanup index entries.
1120 * prefix.c (concat): Remove, we can use the version from liberty.
1122 2001-09-05 Richard Henderson <rth@redhat.com>
1124 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
1125 New functions split out of md file expanders.
1126 * config/alpha/alpha-protos.h: Declare them.
1127 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
1129 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
1131 * cppmacro.c (funlike_invocation_p): No need to restore context.
1133 2001-09-04 Richard Henderson <rth@redhat.com>
1135 * reload.c (push_reload): Export.
1136 * reload.h (push_reload): Declare it.
1138 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
1139 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1140 * config/alpha/alpha.c (alpha_legitimize_address): New.
1141 (alpha_legitimize_reload_address): Likewise.
1142 * config/alpha/alpha-protos.h: Declare them.
1144 2001-09-04 Stan Shebs <shebs@apple.com>
1146 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
1147 * config/darwin.c (machopic_stub_name): Account for internally
1148 generated lib calls such as memcpy.
1150 2001-09-04 Richard Henderson <rth@redhat.com>
1152 * unwind.h (_UA_END_OF_STACK): New flag.
1153 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
1155 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
1157 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
1159 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
1161 * config/mips/mips.c (save_restore_insns): Change base_offset to
1162 fp_offset in second call to mips_emit_frame_related_store.
1164 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
1166 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
1167 sometimes be represented as a NOTE of type
1168 NOTE_INSN_DELETED_LABEL.
1169 (Insns): Document NOTE_INSN_DELETED_LABEL.
1171 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
1173 * c-common.h (tree_dump_index): Add more comments.
1174 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
1175 (dump_option_value_info): New struct.
1176 (dump_options): New array.
1177 (dump_switch_p): Parse switch options symbolically.
1178 * doc/invoke.texi (-fdump-ast): Rename to ...
1179 (-fdump-tree): ... here. Document that options are symbolic, and
1180 not all are applicable.
1182 2001-09-04 David S. Miller <davem@redhat.com>
1184 * config/sparc/sparc.md (define_splits): Kill constraints.
1186 Cleanup redundant and unused insn attributes.
1187 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
1188 binary, and move. Mark ialu as default.
1189 (commented out define_function_unit "alu"): Kill.
1190 (define_attr "use_clobbered"): Kill.
1191 (whole file): Kill address insn type references. Replace
1192 all unary/binary/move references with ialu.
1193 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
1194 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
1197 Simplify length insn attribute and make more judicious use
1198 of insn attribute defaulting.
1199 * config/sparc/sparc.md (all insns with length > one): Mark as
1200 insn type multi if real instructions, else use default if
1201 it is a forced splitter.
1202 (all insns with length == one): Use default insn length.
1203 (all insns of type ialu): Use default insn type.
1205 Fix erroneous insn attribute settings.
1206 (addx): Set insn type to misc.
1207 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
1208 const_umulsidi3_sp64): Set insn type to imul.
1210 Track SFmode vs DFmode insns according to UltraSPARC
1212 * config/sparc/sparc.md ("fptype"): New attribute, default
1214 (all DFmode single insns): Mark as fptype "double".
1216 2001-09-03 Jakub Jelinek <jakub@redhat.com>
1218 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
1220 2001-09-03 Richard Henderson <rth@redhat.com>
1222 * function.h (struct function): Add arg_pointer_save_area_init.
1223 * function.c (expand_function_end): Init arg_pointer_save_area.
1224 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
1225 when called from a nested function.
1227 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
1229 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
1232 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1234 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
1236 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
1238 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
1239 (emit_push_insn): Use specified padding direction when
1240 STACK_PUSH_CODE is POST_INC.
1242 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
1244 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1246 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
1248 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
1250 * cppinit.c (cpp_start_read): Free the imacros list as we
1251 traverse it. Don't free the chains before returning.
1252 (_cpp_push_next_buffer): Only try pushing buffers if we've
1253 completed -imacros handling.
1255 2001-08-31 Eric Christopher <echristo@redhat.com>
1257 * gcc.c (handle_braces): Add explaination for abort.
1259 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
1261 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
1262 move adjustment of bitpos instead.
1264 2001-08-31 Zack Weinberg <zack@codesourcery.com>
1266 * function.c: Remove all_functions. Make outer_function_chain
1268 (init_function_start): Don't add new function structure to
1270 (find_function_data, push_function_context_to,
1271 pop_function_context_from, put_var_into_stack,
1272 trampoline_address): Update for changed structure element names.
1273 (push_function_context_to): Disentangle.
1274 (free_after_compilation): Also free F.
1275 (expand_dummy_function_end): Don't free cfun here.
1276 (put_var_into_stack): Comment why we can't use find_function_data here.
1277 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
1278 (mark_function_chain): Split into maybe_mark_struct_function and
1279 ggc_mark_struct_function. Export the latter.
1280 (init_function_once): Mark from cfun and outer_function_chain;
1283 * function.h (struct function): Kill next_global. Rename next
1284 to outer. All users updated to match.
1285 (all_functions, outer_function_chain): Don't declare.
1287 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
1288 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
1289 don't touch f->inlinable, after calling rest_of_compilation.
1291 * tree.h: Forward-declare struct function. Prototype
1292 ggc_mark_struct_function.
1294 2001-08-31 Kazu Hirata <kazu@hxi.com>
1296 * config/h8300/h8300.md (*andorhi3): Fix typos.
1298 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1300 * calls.c (emit_library_call_value): Don't use a fixed
1301 argument after VA_CLOSE, i.e. out of scope in traditional C.
1303 * emit-rtl.c (gen_rtvec): Likewise.
1305 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1307 * Makefile.in (c-pragma.o): Depend on output.h.
1308 (reorg.o): Depend on except.h.
1310 * c-pragma.c: Include output.h.
1312 * reorg.c: Include except.h.
1314 * unwind-dw2.c: Call __builtin_alloca, not alloca.
1316 2001-08-31 Richard Henderson <rth@redhat.com>
1318 * sched-deps.c (add_dependence): Don't elide dependancy if the
1319 conditional used by insn is modified in elem.
1321 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
1323 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
1325 2001-08-31 Diego Novillo <dnovillo@redhat.com>
1327 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
1330 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
1332 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
1334 (stormy16_asm_out_constructor): New function.
1335 (TARGET_ASM_CONSTRUCTOR): Define.
1336 (TARGET_ASM_DESTRUCTOR): Define.
1338 2001-08-31 Andreas Jaeger <aj@suse.de>
1340 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
1341 * loop.c (add_label_notes): Likewise.
1342 * reload.c (find_reloads): Likewise.
1343 * config/sh/sh.c (machine_dependent_reorg): Likewise.
1345 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
1347 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
1348 code here. Take _Unwind_{W,Sw}ord*.
1349 (read_encoded_value_with_base): Use them.
1350 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
1352 (extract_cie_info): Simplify read_?leb128 handling.
1353 (execute_stack_op, execute_cfa_program): Likewise.
1354 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
1356 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
1358 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
1359 the frame pointer to pop the stack if convenient.
1361 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
1362 Don't use post-increment before combine.
1363 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
1364 a call-saved register.
1366 2001-08-31 Andreas Jaeger <aj@suse.de>
1368 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
1371 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
1373 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
1374 not DIV/MOD, of course.
1376 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
1378 * rtl.def: Undo my patch commited 2001-08-27.
1380 * genattrtab.c: Ditto.
1384 * sched-int.h: Ditto.
1386 * target-def.h: Ditto.
1390 * haifa-sched.c: Ditto.
1392 * sched-rgn.c: Ditto.
1394 * sched-vis.c: Ditto.
1396 * Makefile.in: Ditto.
1398 * doc/md.texi: Ditto.
1400 * doc/tm.texi: Ditto.
1402 * doc/contrib.texi: Ditto.
1404 * doc/gcc.texi: Ditto.
1406 * genattrtab.h: Remove it.
1408 * genautomata.c: Remove it.
1410 * genattr.c: Undo my patch and Richard Henderson's patch commited
1413 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
1415 * config.gcc (h8300-*-elf*): New case.
1416 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
1417 (SUBTARGET_CPP_SPEC): Define.
1418 (EXTRA_SPECS): Define.
1419 (SUBTARGET_EXTRA_SPECS): Define.
1420 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
1421 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
1423 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
1425 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
1426 (LIB2FUNCS_EXTRA): Define.
1427 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
1428 config/h8300/fixunssfsi.c: New file.
1430 2001-08-30 Kazu Hirata <kazu@hxi.com>
1432 * config/h8300/h8300.md (zero_extendqihi2): Changes to
1433 define_expand to accomodate target-specific attributes.
1434 (anonymous zero_extendqihi2 patterns): New.
1436 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
1438 * h8300.md (*andorhi3): New pattern.
1440 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
1442 * h8300.c (dosize): Fix test for "sub".
1444 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
1446 * c-typeck.c (pointer_diff): Try to eliminate common term before
1449 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
1451 * config/arm/arm.c (arm_compute_initial_elimination_offset):
1452 Account for the saves of the FP registers.
1454 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
1455 (TEXT_SECTION_ASM_OP): Define.
1456 (INIT_SECTION_ASM_OP): Define.
1457 (FINI_SECTION_ASM_OP): Define.
1458 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
1459 (RDATA_SECTION_FUNCITON): Provide prototype.
1461 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
1463 * reload1.c (move2add_note_store): Correct typo checking for
1466 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
1468 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
1469 note should not be considered outside the libcall block.
1471 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1473 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
1475 2001-08-29 Kazu Hirata <kazu@hxi.com>
1477 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
1479 2001-08-29 Kazu Hirata <kazu@hxi.com>
1481 * config/h8300/h8300-protos.h: Add a prototype for
1483 * config/h8300/h8300.c (emit_logical_op): New.
1484 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
1491 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1493 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
1494 comparison with rtx INTVAL.
1495 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
1497 * pa.h (FUNCTION_ARG_SIZE): Likewise.
1499 2001-08-29 Kazu Hirata <kazu@hxi.com>
1501 * config/h8300/lib1funcs.asm: Update the copyright. Fix
1504 2001-08-29 Kazu Hirata <kazu@hxi.com>
1506 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
1507 (reg n) to (mem (pre_dec (reg n))
1508 (anonymous movsi pattern): Likewise.
1510 2001-08-29 Kazu Hirata <kazu@hxi.com>
1512 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
1514 2001-08-29 Kazu Hirata <kazu@hxi.com>
1516 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
1517 several special constants.
1519 2001-08-29 Kazu Hirata <kazu@hxi.com>
1521 * config/h8300/lib1funcs.asm: Fix comment typos.
1523 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1525 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
1526 Fix format specifier warnings.
1528 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
1529 inet_makeaddr, semctl): Prototype.
1531 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
1532 (save_restore_insns): Use base_offset, not gp_offset.
1534 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
1535 (ASM_OUTPUT_BYTE): Fix format specifier warning.
1537 2001-08-29 Richard Henderson <rth@redhat.com>
1539 * bb-reorder.c (function_tail_eff_head): New.
1540 (record_effective_endpoints): Set it.
1541 (fixup_reorder_chain): Use it.
1543 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1545 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
1547 2001-08-28 Dale Johannesen <dalej@apple.com>
1549 * config/darwin.c (machopic_function_base_name): Add const
1550 qualifier to a string.
1551 (darwin_encode_section_info): Ditto.
1553 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1555 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
1556 function definition.
1558 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
1560 * df.h (struct df): Add rts_order variable.
1562 * df.c (df_visit_next_rts): New function.
1563 (df_visit_next): Renamed to df_visit_next_rc
1564 (df_analyse_1): Allocate/compute/free rts_order as well.
1565 (df_rd_global_compute): Use df_visit_next_rc instead of
1567 (df_ru_global_compute): Use df_visit_next_rts instead of
1570 * flow.c (flow_reverse_top_sort_order_compute): New function.
1572 * basic-block.h: Add prototype.
1574 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
1576 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
1577 blocks, the BB_REACHABLE is now set, rather than aux being
1578 non-NULL. Update the test to reflect this.
1580 2001-08-28 Eric Christopher <echristo@redhat.com>
1582 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
1583 config/mips/crti.asm: Ditto.
1585 2001-08-28 Eric Christopher <echristo@redhat.com>
1586 Richard Henderson <rth@redhat.com>
1588 * c-pragma.h (add_weak): Move prototype from here...
1589 * output.h (add_weak): ... to here.
1590 * varasm.c (add_weak): Fix typo.
1591 * config/mips/crti.asm: New file.
1592 * config/mips/crtn.asm: Ditto.
1593 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
1594 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
1595 (INVOKE__main): Ditto.
1596 (INIT_SECTION_ASM_OP): New.
1597 (FINI_SECTION_ASM_OP): Ditto.
1598 (STARTFILE_SPEC): Add crti.
1599 (ENDFILE_SPEC): Add crtn.
1600 * config/mips/elf64.h: Same.
1601 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
1603 * config/mips/vxworks.h: Ditto.
1604 * config/mips/t-elf: Support crti and crtn.
1606 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
1608 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
1611 2001-08-28 Richard Henderson <rth@redhat.com>
1613 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
1614 (one_cmplbi2 splitter): Remove redundant test.
1616 2001-08-28 Dale Johannesen <dalej@apple.com>
1618 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
1620 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
1622 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
1624 2001-08-28 Stan Shebs <shebs@apple.com>
1626 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
1627 (UNALIGNED_SHORT_ASM_OP): Define.
1628 (UNALIGNED_INT_ASM_OP): Define.
1630 2001-08-28 Will Cohen <wcohen@redhat.com>
1632 * config/rs6000/rs6000.md (store_multiple): Correct RTL
1633 generation for first set.
1635 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1637 * flow.c (redirect_edge_succ_nodup): Return new edge.
1638 (try_simplify_condjump): Use new edge.
1639 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
1641 * cse.c (cse_basic_block): Skip note instructions.
1643 2001-08-27 Richard Henderson <rth@redhat.com>
1645 * combine.c (combine_simplify_rtx): Don't reverse condition
1646 if there is no reverse for the condition.
1647 (simplify_comparison): Don't simplify subregs from INT to FP.
1649 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
1650 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
1651 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
1652 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
1653 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
1654 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
1656 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1658 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
1659 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
1661 (adddi_dilshr32, adddi_dishl32): Only data register can be
1662 source for mem destination.
1664 * expmed.c (store_bit_field): Ignore adjustment to bitpos
1665 and use bitnum to decide about register move.
1667 2001-08-27 Richard Henderson <rth@redhat.com>
1669 * genattr.c (main): Emit state_t even when not doing scheduling.
1671 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1672 Richard Henderson <rth@redhat.com>
1674 * gcse.c (reg_first_set, reg_last_set): Replace with ...
1675 (reg_avail_info, current_bb): ... these.
1676 (oprs_unchanged_p, record_last_reg_set_info): Use them.
1677 (compute_hash_table): Likewise.
1679 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1681 * flow.c (verify_flow_info): Use checksums to verify edges.
1683 2001-08-27 Richard Henderson <rth@redhat.com>
1685 * genautomata.c (expand_automata): Always create a description.
1687 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
1689 * optabs.c (expand_binop): Correctly handle the carry in multiword
1690 add/subtract operations.
1692 2001-08-27 Fred Fish <fnf@be.com>
1694 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
1697 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
1699 * reload.c (find_reloads_toplev): Back out this change:
1701 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
1703 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
1704 mem if the address is a mode_dependent_address_p.
1706 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
1708 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
1709 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
1710 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
1713 * genattr.c (main): New variable num_insn_reservations. Increase
1714 it if there is DEFINE_INSN_RESERVATION. Output automaton based
1715 pipeline hazard recognizer interface.
1717 * genattrtab.h: New file.
1719 * genattrtab.c: Include genattrtab.h.
1720 (attr_printf, check_attr_test, make_internal_attr,
1721 make_numeric_value): Move protypes into genattrtab.h. Define them
1723 (num_dfa_decls): New global variable.
1724 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
1725 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
1726 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
1727 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
1729 * genautomata.c: New file.
1731 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
1733 * sched-int.h: (curr_state): Add the external definition for
1734 automaton pipeline interface.
1735 (haifa_insn_data): Add comments for members blockage and units.
1737 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
1738 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
1739 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
1740 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
1741 TARGET_SCHED_DFA_POST_CYCLE_INSN,
1742 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
1743 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
1745 (TARGET_SCHED): Use the new macros.
1747 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
1748 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
1749 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
1750 dfa_bubble): New members in gcc_target.sched.
1752 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
1753 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
1754 (insn_queue): Redefine it as pointer to array.
1755 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
1757 (max_insn_queue_index_macro_value): New variable.
1758 (curr_state, dfa_state_size, ready_try): New varaibles for
1759 automaton interface.
1760 (ready_element, ready_remove, max_issue): New function prototypes
1761 for automaton interface.
1762 (choose_ready): New function prototype.
1763 (insn_unit, blockage_range): Add comments.
1764 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
1765 FUNCTION_UNITS_SIZE == 0.
1766 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
1767 actual_hazard, potential_hazard): Add comments.
1768 (insn_cost): Use cost -1 as undefined value. Remove
1769 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
1771 (ready_element, ready_remove): New functions for automaton
1773 (schedule_insn): Add new code for automaton pipeline interface.
1774 (queue_to_ready): Add new code for automaton pipeline interface.
1775 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
1776 (debug_ready_list): Print newline when the queue is empty.
1777 (max_issue): New function for automaton pipeline interface.
1778 (choose_ready): New function.
1779 (schedule_block): Add new code for automaton pipeline interface.
1780 Print ready list before scheduling each insn.
1781 (sched_init): Add new code for automaton pipeline interface.
1782 Initiate insn cost by -1.
1783 (sched_finish): Free the current automaton state and finalize
1784 automaton pipeline interface.
1786 * sched-rgn.c: Include target.h.
1787 (init_ready_list, new_ready, debug_dependencies): Add new code for
1788 automaton pipeline interface.
1790 * sched-vis.c: Include target.h.
1791 (get_visual_tbl_length): Add code for automaton interface.
1792 (target_units, print_block_visualization): Add comments.
1794 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
1795 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
1796 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
1797 (getruntime.o, genautomata.o): New entries.
1798 (genattrtab.o): Add new dependency file genattrtab.h.
1799 (genattrtab): Add new dependencies. Link it with `libm.a'.
1800 (getruntime.o, hashtab.o): New entries for canadian cross.
1802 * doc/md.texi: Description of automaton based model.
1804 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
1806 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
1807 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
1808 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
1809 TARGET_SCHED_DFA_POST_CYCLE_INSN,
1810 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
1811 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
1812 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
1814 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
1815 MAX_DFA_ISSUE_RATE): New macro descriptions.
1817 * doc/contrib.texi: Add dfa based scheduler contribution.
1819 * doc/gcc.texi: Add more information about genattrtab.
1821 2001-08-27 Diego Novillo <dnovillo@redhat.com>
1823 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
1826 2001-08-27 Richard Henderson <rth@redhat.com>
1828 * function.c (expand_function_end): Don't init arg_pointer_save_area.
1829 (get_arg_pointer_save_area): New. Create an init it here.
1830 (fix_lexical_addr): Use it.
1831 * function.h: Declare it.
1832 * builtins.c (expand_builtin_setjmp_receiver): Use it.
1833 * stmt.c (expand_nl_goto_receiver): Use it.
1835 2001-08-27 Richard Henderson <rth@redhat.com>
1837 * final.c (final_scan_insn): Don't enter APP_ON mode for
1840 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
1841 alignment for assemble_integer for DW_EH_PE_aligned.
1842 * except.c (output_function_exception_table): Likewise.
1844 2001-08-26 Andreas Jaeger <aj@suse.de>
1846 * c-tree.h: Add prototyp for c_sizeof_nowarn.
1848 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
1850 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
1852 2001-08-27 Alan Modra <amodra@bigpond.net.au>
1854 * config/rs6000/rs6000.c (mask_operand): Rewrite without
1856 (mask64_operand): Likewise.
1857 (rldic_operand): Delete.
1858 (includes_lshift64_p): Delete.
1859 (includes_rldic_lshift_p): New function.
1860 (includes_rldicr_lshift_p): New function.
1861 (print_operand): Don't call rldic_operand in case 'W'.
1862 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
1863 (includes_lshift64_p): Remove.
1864 (includes_rldic_lshift_p): Declare.
1865 (includes_rldicr_lshift_p): Declare.
1866 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
1867 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
1868 Replace match_operand rldic_operand predicate with
1869 const_int_operand. Replace includes_lshift64_p condition with
1870 includes_rldic_lshift_p.
1871 <ashldi3_internal 64 bit rldicr patterns>: New.
1873 2001-08-27 Andreas Jaeger <aj@suse.de>
1875 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
1876 * errors.c: Likewise.
1877 * final.c: Likewise.
1878 * dwarf2asm.c: Likewise.
1879 * doprint.c (checkit): Likewise.
1880 * diagnostic.c: Likewise.
1881 * collect2.c: Likewise.
1882 * calls.c: Likewise.
1883 * c-semantics.c (build_stmt): Likewise.
1884 * c-format.c (status_warning): Likewise.
1885 * c-errors.c (pedwarn_c99): Likewise.
1886 * builtins.c (validate_arglist): Likewise.
1887 * config/pj/pj.c (pj_printf): Likewise.
1888 * fix-header.c: Likewise.
1890 * gcov.c (fnotice): Likewise.
1891 * gensupport.c (message_with_line): Likewise.
1892 * mips-tfile.c: Likewise.
1893 * protoize.c (notice): Likewise.
1894 * read-rtl.c (fatal_with_file_and_line): Likewise.
1895 * rtl-error.c: Likewise.
1896 * tradcpp.c: Likewise.
1898 * cp/tree.c (build_min_nt): Likewise.
1899 (build_min): Likewise.
1900 * cp/lex.c: Likewise.
1901 * cp/errfn.c: Likewise.
1902 * cp/rtti.c (create_pseudo_type_info): Likewise.
1904 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
1906 * df.c (df_uses_record): Return after recording all uses
1909 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
1911 * df.c (df_insn_modify): Realloc the INSN table here, if
1912 necessary, here, too.
1914 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
1916 * config/mips/mips.c (mips_function_value): Handle complex return
1919 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
1921 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
1923 * reload.c (make_memloc): Copy result if it is still
1924 reg_equiv_memory_loc[regno] on return.
1925 (subst_reloads) [ENABLE_CHECKING]: Check that none of
1926 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
1927 reg_equiv_mem are modified by the substitutions.
1929 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
1931 * predict.c (expensive_function_p): New.
1932 * rtl.h (expensive_function_p): Declare.
1933 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
1934 (use_fast_prologue_epilogue): New static variable.
1935 (expand_prologue): Set it; emit short prologues if unset.
1936 (expand_epilogue): Likewise.
1938 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
1940 * config.gcc: Add stormy16-*-elf case.
1941 * config/stormy16/stormy-abi: New file.
1942 * config/stormy16/stormy16-lib2.c: New file.
1943 * config/stormy16/stormy16-protos.h: New file.
1944 * config/stormy16/stormy16.c: New file.
1945 * config/stormy16/stormy16.h: New file.
1946 * config/stormy16/stormy16.md: New file.
1947 * config/stormy16/t-stormy16: New file.
1949 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1951 * i386.h (no-accumulate-outgoing-args): Use proper mask.
1953 2001-08-24 David Edelsohn <edelsohn@gnu.org>
1955 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
1956 descriptor members are pointer size, not constant 4.
1957 * config/rs6000/rs6000.md (define_splits): Remove more unused
1960 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1962 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
1964 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
1966 * cp/rtti.c (VPARAMS): Fix parameter.
1968 2001-08-24 Zack Weinberg <zackw@panix.com>
1970 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
1972 (mode_for_extraction): No need for #ifdefs. Add default-case abort
1974 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
1975 in if controlling use of insv.
1976 (extract_bit_field): Likewise, for extv and extzv.
1978 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1980 * i386.md (movcc peep2): Fix load of 0.
1982 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1984 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
1985 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
1987 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
1989 * c-pragma.h: Move weak_syms and weak_decls...
1990 * varasm.c: ...here. Now static.
1991 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
1992 depend on HANDLE_PRAGMA_WEAK.
1994 * c-common.c (c_alignof, c_alignof_expr): Move here...
1995 * c-typeck.c: ...from here.
1996 * c-tree.h, c-common.h: Adjust.
1998 2001-08-23 Bernd Schmidt <bernds@redhat.com>
2000 * config/ia64/ia64.c (rws_update): If !pred, set write_count
2001 instead of incrementing it.
2003 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
2004 asm ready, don't try to move them all into the same array element.
2006 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
2008 * function.c (thread_prologue_and_epilogue_insns): Avoid
2009 fallthru flag on edge to exit.
2011 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
2013 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
2016 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
2018 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
2019 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
2020 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
2023 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
2025 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
2026 replace "GNU CC" with "GCC".
2028 2001-08-23 Richard Henderson <rth@redhat.com>
2030 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
2031 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
2032 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
2033 Need GR between FR and not GR_AND_FR.
2034 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
2035 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
2036 AR regs before GR regs.
2037 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
2038 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
2039 (REGISTER_MOVE_COST): Update.
2040 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
2042 2001-08-23 Richard Henderson <rth@redhat.com>
2044 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
2047 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
2049 * reload1.c (emit_reload_insns): Don't look for notes
2050 on a NULL store_insn.
2052 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2054 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
2055 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
2056 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
2057 format specifier warnings.
2058 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
2060 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
2062 * config/i386/i386-protos.h: Correct declaration of
2063 i386_pe_asm_named_section.
2065 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
2067 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
2069 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
2071 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
2073 * cpperror.c (print_location): Don't show _Pragma.
2074 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
2075 and file change callback generation here.
2076 (stack_include_file): Update use of cpp_push_buffer.
2077 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
2078 (struct cpp_buffer): Remove type, pfile members.
2079 * cppinit.c (cpp_handle_option): Use free_chain.
2080 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
2081 (skip_escaped_newlines, get_effective_char, lex_percent): Take
2082 a cpp_reader rather than a cpp_buffer.
2083 (skip_escaped_newlines, get_effective_char, skip_block_comment,
2084 skip_line_comment, parse_string, lex_percent, lex_dot,
2085 _cpp_lex_token): Update accordingly.
2086 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
2088 (cpp_push_buffer): Update prototype.
2089 (run_directive): Update use of cpp_push_buffer.
2090 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
2091 handle_assertion): Update use of run_directive.
2092 * cpplib.h (enum cpp_buffer_type): Remove.
2093 (cpp_push_buffer): Update prototype.
2094 * fix-header.c (read_scan_file): Update.
2096 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2098 * gcc.c (struct prefix_list): Change prefix to const char *.
2100 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2102 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
2104 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
2106 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
2109 * jump.c (squeeze_notes): Take parms by reference. Handle END being
2112 * ifcvt.c (dead_or_predicable): Adjust.
2113 * loop.c (find_and_verify_loops): Adjust.
2114 * stmt.c (expand_end_case): Adjust.
2115 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
2116 head and end insn pointers in the basic block, not just local copies.
2117 (merge_blocks_move_predecessor_nojumps): Likewise.
2119 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
2121 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
2122 bitmap.h, builtin-types.def, builtins.c, builtins.def,
2123 c-aux-info.c, c-common.c, c-common.def, c-common.h,
2124 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
2125 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
2126 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
2127 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
2128 conditions.h, config.gcc, configure.frag, configure.in,
2129 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
2130 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
2131 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
2132 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
2133 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
2134 emit-rtl.c, errors.c, errors.h, except.c, except.h,
2135 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
2136 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
2137 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
2138 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
2139 gencheck.c, gencodes.c, genconfig.c, genemit.c,
2140 genextract.c, genflags.c, gengenrtl.c, genmultilib,
2141 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
2142 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
2143 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
2144 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
2145 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
2146 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
2147 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
2148 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
2149 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
2150 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
2151 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
2152 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
2153 params.h, predict.c, predict.def, predict.h, prefix.c,
2154 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
2155 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
2156 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
2157 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
2158 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
2159 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
2160 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
2161 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
2162 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
2163 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
2164 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
2165 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
2166 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
2167 xcoffout.h: replace "GNU CC" with "GCC".
2169 2001-08-21 Richard Henderson <rth@redhat.com>
2171 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
2172 (final_scan_insn): Consider jump tables data even if we have no
2173 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
2175 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
2176 (ASM_OUTPUT_CASE_END): Remove.
2177 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
2178 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
2179 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
2181 2001-08-21 Richard Henderson <rth@redhat.com>
2183 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
2184 at barrier insns. Emit stop bits before barriers.
2186 * flow.c (flow_find_cross_jump): Don't consider unconditional
2187 return insns for commoning.
2189 * final.c (compute_alignments): Fix typo.
2191 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
2192 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
2193 (store_bit_field): Use mode_for_extraction more places.
2194 (extract_bit_field): Likewise.
2196 2001-08-21 Zack Weinberg <zackw@panix.com>
2198 * caller-save.c: Don't include insn-codes.h.
2199 (reg_save_code, reg_restore_code): Make arrays of int.
2200 All uses updated to match.
2201 (insert_save, insert_restore): No need to initialize "code"
2202 variable upon declaration.
2203 * Makefile.in: update dependencies; fix typo in clean rule.
2205 2001-08-21 Richard Henderson <rth@redhat.com>
2207 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
2208 (merge_if_block): Handle fallout from same.
2210 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2212 * builtins.c (type_to_class): Fix typo in last change.
2214 2001-08-21 Richard Henderson <rth@redhat.com>
2216 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
2217 ia64_asm_output_label.
2219 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
2220 copy of gp while the real gp register contains garbage.
2222 2001-08-21 Zack Weinberg <zackw@panix.com>
2224 * expmed.c (mode_for_extraction): New function.
2225 (store_bit_field, extract_bit_field): Use it.
2226 * expr.h: Prototype it and provide an enum for its first argument.
2228 * combine.c, function.c, recog.c: Don't include insn-codes.h.
2229 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
2230 and digging through the insn_data tables.
2231 * Makefile.in: Update dependencies.
2233 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
2235 * cppfiles.c (stack_include_file): line-map.c now handles include
2237 (handle_missing_handler): Similarly.
2238 (_cpp_execute_include): Similarly.
2239 (_cpp_pop_file_buffer): Similarly.
2240 * cpphash.h (struct cpp_reader): Remove system_include_depth,
2241 buffer_stack_depth and include_depth.
2242 * cpplib.c (do_include_common): line-map.c now handles include depth.
2243 (cpp_push_buffer): Similarly.
2244 (_cpp_pop_buffer): Similarly.
2245 * cppmacro.c (builtin_macro): Update.
2246 * line-map.c (init_line_maps): Set depth.
2247 (add_line_map): Increment "used" earlier. Update and use the
2249 (trace_include): Use the include depth.
2250 * line-map.h (struct line_maps): New member depth.
2252 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2254 * cppfiles.c (stack_include_file): Don't handle -H here.
2255 * cppinit.c (cpp_start_read): Set include tracing after
2256 cpp_post_options and after stacking the main file.
2257 * line-map.c (trace_include): New.
2258 (init_line_maps, add_line_map): Update.
2259 * line-map.h (struct line_maps): New member trace_includes.
2261 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2263 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
2264 * cppfiles.c (stack_include_file): Only stack a file if there
2265 is something to do. Return a boolean indicating whether a
2266 buffer was stacked or not.
2267 (_cpp_execute_include): Similarly.
2268 (_cpp_read_file): Similarly.
2269 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
2271 2001-08-21 Sam Steingold <sds@gnu.org>
2273 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
2274 (RECACHE): keep obufp_before_macroname up to date
2276 2001-08-21 Zack Weinberg <zackw@panix.com>
2278 * stmt.c: Don't include insn-codes.h.
2279 (expand_end_case): Machine specific logic moved to expr.c.
2280 No need to worry about __builtin_classify_type.
2281 (check_for_full_enumeration_handling, emit_case_nodes):
2284 * builtins.o (expand_builtin_classify_type): Split up so code
2285 can be shared with fold_builtin_classify_type.
2286 (type_to_class, fold_builtin_classify_type): New functions.
2287 (fold_builtins): Handle __builtin_classify_type.
2289 * expr.c (do_tablejump): Now static.
2290 (case_values_threshold, try_casesi, try_tablejump): New;
2291 code mostly from stmt.c (expand_end_case).
2292 (expr.h): Update prototypes.
2294 * Makefile.in (stmt.o): Update dependencies.
2296 2001-08-21 Will Cohen <wcohen@redhat.com>
2298 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
2299 declaration of variable i.
2300 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
2301 declaration of variable i.
2303 2001-08-21 Richard Henderson <rth@redhat.com>
2305 * crtstuff.c: Fix thinko last change. Move list tails to start
2306 of CRT_END section. Tidy ifdefs.
2307 (__EH_FRAME_BEGIN__): Always static for ELF.
2308 (__do_global_ctors_1): Rename from __frame_dummy.
2309 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
2310 name change; don't hide __EH_FRAME_BEGIN__.
2312 2001-08-21 Richard Henderson <rth@redhat.com>
2314 * gdbinit.in: Move break on exit after break on fancy_abort.
2316 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
2319 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2321 * cpphash.h (_cpp_push_next_buffer): New.
2322 * cppinit.c (do_includes): Remove.
2323 (push_include, free_chain, _cpp_push_next_buffer): New.
2324 (cpp_start_read): Use them to rework command line option handling.
2325 (cpp_handle_option): Combine handling of -include and -imacros.
2326 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
2327 appropriate. Always insert missing \n at EOF.
2328 * cpplib.c (start_directive): Get the directive position right.
2329 * cppmain.c (cb_file_change): Always print the first line, unless
2332 2001-08-20 Andreas Jaeger <aj@suse.de>
2334 * profile.c (compute_branch_probabilities): Remove extra new-line
2336 * flow.c (verify_flow_info): Likewise.
2338 2001-08-20 Diego Novillo <dnovillo@redhat.com>
2340 * basic-block.h (basic_block): Add new field 'flags'.
2341 (BB_REACHABLE): Define.
2342 (expunge_block): Declare.
2343 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
2344 (EXIT_BLOCK_PTR): Ditto.
2345 (expunge_block): Remove static declaration.
2346 (cleanup_cfg): Clear bb->aux on every basic block.
2347 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
2348 computing reachability.
2349 (delete_unreachable_blocks): Delete block b if b->flags has
2352 2001-08-20 Diego Novillo <dnovillo@redhat.com>
2354 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
2356 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2358 * sparc.c (sparc_variable_issue): Fix typo in last change.
2360 2001-08-20 Richard Henderson <rth@redhat.com>
2362 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
2364 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
2366 * pa.h (RETURN_IN_MEMORY): Improve comment.
2368 2001-08-20 Janis Johnson <janis187@us.ibm.com>
2370 * doc/invoke.texi (Profiling options): Clarify the interactions
2371 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
2373 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
2375 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
2378 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2380 * gcc.c (make_relative_prefix): Allocate a sufficiently large
2383 2001-08-20 Richard Henderson <rth@redhat.com>
2385 * final.c (end_final): Fix typo last change.
2387 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
2389 * cppinit.c (init_standard_includes): The returned buffer
2390 is already malloc-ed.
2391 * gcc.c (add_prefix): Similarly.
2392 * prefix.c (translate_name): Update to support clear buffer
2394 (update_path): Similarly. Be sure to free any newly allocated
2395 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
2397 * prefix.h (update_path): Update prototype and document.
2398 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
2399 up and update to new buffer ownership rules.
2400 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
2402 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
2404 * final.c (compute_alignments): New function.
2405 (init_insn_lengths): Do not care label_align.
2406 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
2407 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
2408 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
2409 (shorted_branches): Realloc label_align array; do
2410 not call init_insn_lengths; Do not care about loop alignments.
2411 * output.h (compute_alignments): Declare.
2412 * toplev.c (rest_of_compilation): Call compute_alignments.
2413 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
2415 * predict.c (block_info_def): Add npredecesors, remove nvisited;
2416 change visited to tovisit.
2417 (propagate_freq): Use faster traversing algorithm.
2418 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
2419 to tovisit; reverse meaning.
2421 * predict.c (struct block_info_def): Remove nvisited.
2422 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
2423 (estimate_bb_frequencies): Call mark_dfs_back_edges.
2425 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
2427 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
2428 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
2429 (TARGET_FUSED_MADD): New.
2430 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
2431 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
2432 the multiply-add instructions.
2434 2001-08-19 Richard Henderson <rth@redhat.com>
2436 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
2437 is aligned to pointer size.
2439 2001-08-19 Richard Henderson <rth@redhat.com>
2441 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
2442 display markers during final schedule.
2444 2001-08-19 Richard Henderson <rth@redhat.com>
2446 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
2448 2001-08-19 Richard Henderson <rth@redhat.com>
2450 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
2452 (ASM_NAME_TO_STRING): Remove.
2453 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
2454 in the same string. Remove support for expressions.
2456 2001-08-19 Richard Henderson <rth@redhat.com>
2458 * config/i386/i386.md (tablejump): Make an expander; handle
2459 pic relative addressing here.
2460 (tablejump_1): Rename from tablejump_pic.
2463 2001-08-19 Richard Henderson <rth@redhat.com>
2465 * regclass.c (fix_register): Fix typo.
2467 2001-08-18 Richard Henderson <rth@redhat.com>
2469 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
2470 (struct _Unwind_Context): Expand br_loc to hold it.
2471 (uw_frame_state_for): Handle leaf functions better.
2472 (uw_update_reg_address): Update for br_loc change.
2474 2001-08-18 Richard Henderson <rth@redhat.com>
2476 * crtstuff.c: Move list heads before code that uses them.
2477 (__JCR_LIST__): Remove initial null.
2478 (frame_dummy, __frame_dummy): Do java registration here ...
2479 (__do_global_ctors_aux): ... not here.
2481 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
2482 (__do_global_dtors_aux): Update to match.
2483 (__JCR_LIST__, __do_jv_register_classes): New.
2485 * config/ia64/crtend.asm (__JCR_END__): New.
2486 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
2487 instead of an indirect LTOFF22 reloc.
2489 2001-08-18 Richard Henderson <rth@redhat.com>
2491 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
2492 * regclass.c (init_reg_sets_1): Fix typo.
2493 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
2494 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
2495 (ia64_compute_frame_size): Make ar.unat live when in use.
2496 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
2497 for ar.pfs; remove ar.unat handling.
2498 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
2500 (PREDICATE_CODES): Add ar_pfs_reg_operand.
2501 * config/ia64/ia64-protos.h: Update decls.
2502 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
2503 (sibcall_pic): Likewise.
2505 2001-08-18 Richard Henderson <rth@redhat.com>
2507 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
2508 pred_rel_mutex when searching for insn_group_barrier.
2509 * config/ia64/ia64.md (cycle_display): Combine the expander
2512 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
2513 bit before asm as needed.
2515 2001-08-18 Richard Henderson <rth@redhat.com>
2517 * timevar.def (TV_MACH_DEP): New.
2518 * toplev.c (rest_of_compilation): Use it.
2519 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
2521 2001-08-18 Zack Weinberg <zackw@panix.com>
2523 * unwind-dw2.c (execute_stack_op): Add default aborts to
2524 the inner switches to prevent warnings.
2526 2001-08-18 Richard Henderson <rth@redhat.com>
2528 * timevar.h (struct timevar_time_def): Change element type to float.
2529 (ticks_to_msec, clocks_to_msec): Likewise.
2530 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
2531 (get_time): Likewise.
2532 (timevar_print): Adjust zero check and printing to match.
2534 2001-08-18 Zack Weinberg <zackw@panix.com>
2536 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
2537 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
2538 Eliminate overfull or underfull hboxes.
2540 2001-08-18 Zack Weinberg <zackw@panix.com>
2542 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
2544 2001-08-18 Zack Weinberg <zackw@panix.com>
2546 * haifa-sched.c: Convert to target hooks. Macros replaced
2547 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
2548 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
2549 MD_SCHED_FINISH, and HAVE_cycle_display.
2550 * target-def.h (TARGET_SCHED_ADJUST_COST,
2551 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
2552 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
2553 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
2554 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
2555 New hook #defines to be overridden.
2556 (TARGET_SCHED): Bring them all together.
2557 (TARGET_INITIALIZER): Update.
2558 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
2559 instead of 'struct rtx_def *' throughout.
2560 (struct sched): New set of hooks for the scheduler.
2561 * Makefile.in (haifa-sched.o): Depend on target.h.
2562 * doc/tm.texi: Document the new scheduler hooks, together in
2563 their own section, instead of scattered around.
2564 Fix a bunch of underfull/overfull hboxes.
2566 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
2567 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
2568 sparc.h: Don't define any of the old scheduler macros.
2570 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
2571 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
2572 sparc.c: Create hook functions from code extracted from
2573 corresponding target header, or make existing hooks static, as
2574 appropriate. Set the appropriate entries in targetm.
2576 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
2577 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
2578 rs6000-protos.h, s390-protos.h, sparc-protos.h:
2579 Remove prototypes for functions which are now static.
2581 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
2582 related gunk; the Haifa scheduler is now the only choice.
2584 2001-08-18 Zack Weinberg <zackw@panix.com>
2586 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
2587 * genopinit.c: Put floating point divide insns in sdiv_optab.
2588 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
2589 * config/gofast.h, config/c4x/c4x.h,
2590 config/ia64/hpux_longdouble.h, config/mips/mips.h,
2591 config/pa/long_double.h, config/rs6000/sysv4.h,
2592 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
2593 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
2594 (init_optabs): Use init_optabv for overflow-trapping optabs.
2595 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
2596 cmp_optab RTX codes so have_insn_for can find them.
2598 * optabs.c (expand_simple_binop, expand_simple_unop,
2599 have_insn_for, gen_sub3_insn): New interfaces.
2600 * expr.h: Prototype new functions.
2601 (enum optab_methods): Move here from optabs.h.
2603 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
2604 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
2605 Use new functions instead of working directly with optabs.
2606 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
2607 unroll.c: Don't include optabs.h.
2608 * caller-save.c, combine.c, function.c, stmt.c: Just include
2609 insn-codes.h, not optabs.h.
2610 * Makefile.in: Update dependencies.
2612 * combine.c (make_compound_operation, simplify_comparison):
2613 Fix typos testing for this or that instruction.
2615 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2617 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
2618 generating libgcc.a.
2620 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2622 * except.c (TYPE_HASH): Delete.
2624 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
2627 * tree.c (TYPE_HASH): Delete.
2629 * tree.h (TYPE_HASH): Define.
2631 2001-08-18 Graham Stott <grahams@redhat.com>
2633 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
2635 (adddi3_internal_2+2): Likewise.
2636 (eh_set_lr_di+1): Likewise.
2638 2001-08-17 Richard Henderson <rth@redhat.com>
2640 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2641 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
2642 * dwarf2asm.c: ... here.
2643 * dwarfout.c: Remove them.
2645 * varasm.c (assemble_integer): Add align parameter.
2646 (assemble_real, output_constant, output_constructor): Likewise.
2647 * output.h: Update decls.
2648 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
2649 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
2650 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
2651 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
2652 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
2655 * final.c (end_final): Abort profile block generation if we
2656 havn't layed it out properly.
2657 * output.h (assemble_eh_integer): Remove stale decl.
2658 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
2660 (assemble_integer): Handle unaligned data.
2661 (assemble_real): Abort on unaligned data.
2662 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
2664 (default_dtor_section_asm_out_destructor): Use assemble_align.
2665 (default_named_section_asm_out_constructor): Likewise.
2666 (default_ctor_section_asm_out_constructor): Likewise.
2667 * config/darwin.c (machopic_asm_out_constructor): Likewise.
2668 (machopic_asm_out_destructor): Likewise.
2669 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
2670 (nextstep_asm_out_destructor): Likewise.
2671 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
2672 (vms_asm_out_destructor): Likewise.
2674 2001-08-17 Richard Henderson <rth@redhat.com>
2676 * config/mips/iris6.h (TARGET_IRIX6): New.
2677 (current_section_name, current_section_flags): New.
2678 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
2679 (MAX_OFILE_ALIGNMENT): New.
2680 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
2681 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
2682 (copy_file_data): Split out from
2683 (mips_asm_file_end): ... here.
2684 (mips_asm_file_start): Remove extra .section directive. Use
2685 tmpfile instead of mips_make_temp_file.
2686 (mips_unique_section): Use const char * as needed for warnings.
2687 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
2688 re-add align parameter.
2689 (iris6_asm_named_section): New.
2690 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
2691 (iris6_asm_output_align, iris6_section_align_1): New.
2692 (iris6_asm_file_start, iris6_asm_file_end): New.
2693 * config/mips/mips-protos.h: Update decls.
2695 2001-08-17 Janis Johnson <janis187@us.ibm.com>
2697 * doc/install.texi (Install GCC): Add links to build status pages.
2699 (Final install): Ditto; request updates for specific info
2701 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
2703 * cpperror.c (print_location): Don't take a file name; use the
2705 (_cpp_begin_message): Similarly.
2706 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
2707 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
2708 (cpp_pedwarn_with_file_and_line): Remove.
2709 * cppfiles.c (stack_include_file): Update; set filename to stdin
2710 here when appropriate.
2711 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
2712 (_cpp_begin_message): Don't take a file name.
2713 * cppinit.c: Add comment.
2714 * cpplex.c: Fix end-of-directive indicator.
2715 * cpplib.c: Don't include intl.h.
2716 (run_directive, do_diagnostic): Update.
2717 (do_line): Update to not use nominal_fname.
2718 (cpp_push_buffer): Don't take a filename.
2719 * cpplib.h (struct ht): Remove.
2720 (cpp_push_buffer): Don't take a filename.
2721 (cpp_pedwarn_with_file_and_line): Remove.
2722 * cppmacro.c (struct cpp_macro): Remove file.
2723 (builtin_macro): Update.
2724 (_cpp_create_definition): Update.
2725 * cppmain.c: Correct comment.
2726 * fix-header.c (read_scan_file): Update.
2728 2001-08-17 Kazu Hirata <kazu@hxi.com>
2730 * sbitmap.c: Fix comment formatting.
2731 * sched-deps.c: Likewise.
2732 * sibcall.c: Likewise.
2733 * simplify-rtx.c: Likewise.
2735 * ssa-ccp.c: Likewise.
2736 * stor-layout.c: Likewise.
2737 * timevar.c: Likewise.
2738 * toplev.c: Likewise.
2739 * unwind-dw2.c: Likewise.
2740 * unwind-dw2-fde.c: Likewise.
2741 * varasm.c: Likewise.
2743 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
2745 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
2746 or larger than an integer in memory.
2748 2001-08-17 Zack Weinberg <zackw@panix.com>
2750 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
2751 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
2752 * rtl.h: Don't forward-declare union tree_node here. Don't
2753 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
2754 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
2755 and tree respectively.
2756 * tree.h: Don't forward-declare struct rtx_def here. Don't
2757 typedef tree here. Change all uses of struct rtx_def *,
2758 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
2759 and tree respectively.
2761 2001-08-17 Richard Henderson <rth@redhat.com>
2763 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
2764 config/mips/openbsd.h: Fix typos last change.
2766 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2768 * doc/invoke.texi (Optimize Options): The default for
2769 -finline-limit is 600.
2771 2001-08-17 Richard Henderson <rth@redhat.com>
2773 * varasm.c (text_section): Allow TEXT_SECTION to override the
2774 printing of TEXT_SECTION_ASM_OP.
2775 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
2776 (DATA_SECTION, BSS_SECTION): Remove.
2777 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
2778 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
2779 Rename from s/_NAME//.
2780 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
2781 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
2782 (TEXT_SECTION): ... here. New.
2783 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
2784 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
2785 * config/mips/openbsd.h: Likewise.
2786 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
2787 (mips_asm_file_end): Likewise test.
2788 (mips_output_function_epilogue): Likewise. Switch back to data
2789 section after emitting the function.
2791 * doc/tm.texi (Sections): Document TEXT_SECTION.
2793 2001-08-17 Richard Henderson <rth@redhat.com>
2795 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
2796 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
2798 2001-08-17 Richard Henderson <rth@redhat.com>
2800 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
2801 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
2802 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
2803 Add aligned attribute.
2805 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
2807 * config/sh/sh.md: Add modes to unspecs in first insn to match
2808 those in the second.
2810 * Makefile.in: Fix collect2 copy for Cygwin.
2812 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
2814 Install the proper patch.
2815 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
2816 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
2817 (expand_function_start): Likewise.
2818 * stmt.c (expand_decl): Likewise.
2819 * varasm.c (make_decl_rtx): Likewise.
2821 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
2823 * final.c: Undo my previous accidental checkin.
2824 * output.h: Likewise.
2825 * tm.texi: Likewise.
2827 2001-08-16 Richard Henderson <rth@redhat.com>
2829 * varasm.c (named_section_flags): Remove align parameter.
2830 * varasm.c, dwarf2out.c: Update all callers.
2831 * output.h: Update prototypes.
2833 * target.h (target.asm_out.named_section): Remove align parameter.
2834 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
2835 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
2836 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
2837 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
2838 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
2840 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
2841 (get_named_section_flags, set_named_section_flags): New.
2842 (named_section_flags): Use them.
2843 (named_section): Do decl vs section flags check here...
2844 (default_section_type_flags): ... not here.
2845 (init_varasm_once): Create in_named_htab.
2846 (resolve_unique_section): Mark reloc unused.
2848 2001-08-16 Richard Henderson <rth@redhat.com>
2850 * varasm.c (force_const_mem): Keep pool alignment in bits.
2851 (output_constant_pool): Use assemble_align.
2853 2001-08-16 Zack Weinberg <zackw@panix.com>
2855 * doc/tm.texi: Remove extra @table command.
2857 2001-08-16 Zack Weinberg <zackw@panix.com>
2859 * final.c (shorten_branches): Clear the end of the label_align
2860 array only if we made it larger. Break up messy expressions
2863 * diagnostic.c (internal_error): Check for error recursion
2864 before doing ICE suppression.
2866 * timevar.c: Timing variables now count in milliseconds.
2867 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
2868 (get_time): Not here.
2869 (timevar_print): Don't print any timer whose user, cpu, and
2870 wall times are all zero as displayed.
2871 * timevar.h: Update comment aboout units. Make timevar
2874 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
2876 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
2877 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
2878 (expand_function_start): Likewise.
2879 * stmt.c (expand_decl): Likewise.
2880 * varasm.c (make_decl_rtx): Likewise.
2882 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
2884 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
2885 (finalize_record_size): Don't set TYPE_USER_ALIGN.
2887 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2889 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
2892 2001-08-16 Andreas Jaeger <aj@suse.de>
2894 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
2897 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
2899 * rtl.h (only_sets_cc0_p): New prototype.
2900 * jump.c (sets_cc0_p): Handle INSN.
2901 (only_sets_cc0_p): New function.
2902 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
2903 (tidy_fallthru_edge): Likewise.
2904 * integrate.c (copy_insn_list): Likewise.
2905 * unroll.c (unroll_loop): Likewise.
2906 (copy_loop_body): Likewise.
2908 2001-08-15 Jason Eckhardt <jle@redhat.com>
2910 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
2912 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
2914 * predict.c (struct block_info_def): Remove nvisited.
2915 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
2916 (estimate_bb_frequencies): Call mark_dfs_back_edges.
2918 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
2919 (ix86_adjust_cost): Teach scheduler that latency to load operand can
2922 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
2924 * predict.def: Update hitrates.
2926 2001-08-15 Richard Henderson <rth@redhat.com>
2928 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
2930 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
2932 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
2933 note from its associated jump.
2935 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2937 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
2938 also on 64-bit s390x targets.
2940 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
2942 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
2944 (arm_expand_prologue): Handled nested functions which take a
2945 variable argument list.
2946 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
2947 macro with an invocation of
2948 arm_compute_initial_elimination_offset.
2949 * config/arm/arm-protos.h: Prototype
2950 arm_compute_initial_elimination_offset.
2952 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2954 * doc/install.texi (Specific, avr): Fix markup.
2955 (Specific, c4x): Ditto.
2957 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2959 * predict.c (dump_prediction): Change `bool' parameter to `int'.
2961 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
2963 * Makefile.in (OBJS): Add rtl-error.o
2964 (rtl-error.o): New rule.
2965 (diagnostic.o): Adjust dependency.
2966 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
2967 error_for_asm, _fatal_insn, _fatal_insn_not_found,
2968 warning_for_asm): Move to...
2969 rtl-error.c: ...here. New file.
2971 2001-08-14 Richard Henderson <rth@redhat.com>
2973 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
2974 if USING_SJLJ_EXCEPTIONS.
2976 2001-08-14 Steve Ellcey <sje@cup.hp.com>
2978 * tlink.c (scan_linker_output): Check string for unsatisfied in
2979 addition to undefined and unresolved.
2981 2001-08-14 Graham Stott <grahams@redhat.com>
2983 * libgcc2.c (*): Replace EH_FRAME_SECTION with
2984 EH_FRAME_SECTION_NAME.
2986 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
2988 * genattrtab.c (simplify_test_exp_in_temp): New function.
2989 (simplify_test_exp): Avoid explicit use of temporary obstack.
2990 (simplify_cond, insert_right_side, evaluate_eq_attr,
2991 simplify_and_tree, simplify_or_tree, eliminate_known_true):
2992 Use simplify_test_exp_in_temp.
2993 (optimize_attrs): Iterate until expression stabilizes.
2995 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
2997 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
2998 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
3000 2001-08-13 Richard Henderson <rth@redhat.com>
3002 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
3003 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
3004 * config/arm/conix-elf.h: Likewise.
3006 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
3008 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
3010 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
3012 * gcse.c (hash_scan_set): Expressions that are set as part of
3013 jump instructions are not available.
3015 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3017 * config/s390/s390.c (print_operand, s390_function_prologue,
3018 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
3020 2001-08-13 Richard Henderson <rth@redhat.com>
3022 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
3023 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
3024 * doc/tm.texi (Exception Region Output): Document it.
3026 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
3028 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
3029 DWARF2 instead of stabs by default.
3031 2001-08-13 David Edelsohn <edelsohn@gnu.org>
3033 * config/rs6000/rs6000.c: Include optabs.h.
3035 2001-08-13 David Edelsohn <edelsohn@gnu.org>
3037 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
3038 save/restore routines.
3039 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
3041 2001-08-13 Andreas Jaeger <aj@suse.de>
3043 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
3044 the english is correct.
3046 2001-08-13 Zack Weinberg <zackw@panix.com>
3048 * expr.h: Split out optab- and libfunc-related code to...
3049 * optabs.h, libfuncs.h: ... these new headers.
3051 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
3053 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
3055 * mkconfig.sh: Don't include insn-codes.h from config.h.
3057 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
3058 enum insn_code is available. Move reload_in_optab and
3059 reload_out_optab array declarations to optabs.h.
3060 * regmove.c (gen_add3_insn): Move to optabs.c, export from
3061 there, prototype in expr.h.
3062 * gencodes.c: Cleanup: zap global variables, don't use
3063 printf where puts will do, don't bother defining MAX_INSN_CODE
3064 which nothing uses, let CODE_FOR_nothing get its value implicitly.
3066 * genemit.c, genopinit.c: Include optabs.h in generated file.
3067 * genoutput.c: Include insn-codes.h in generated file.
3068 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
3069 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
3070 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
3071 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
3072 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
3073 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
3075 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
3076 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
3077 config/m88k/m88k.c, config/sparc/sparc.c:
3079 * reload.c: Include expr.h and optabs.h before reload.h.
3080 * config/alpha/alpha.c: Include tree.h before reload.h.
3081 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
3082 and reload.h in that order.
3083 * config/sparc/sparc.c: Include debug.h.
3084 * recog.c: Include insn-codes.h.
3086 2001-08-13 Andreas Jaeger <aj@suse.de>
3088 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
3091 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
3093 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
3094 * gcc.c (init_spec): Fix typo in comment.
3095 * varasm.c (data_section): Fix typo in comment.
3097 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
3099 * predict.c (dump_prediction): New argument "USED".
3100 (combine_predictions_for_insn): Determine the used heuristics,
3101 output the case no heuristic applied.
3102 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
3104 2001-08-13 Andreas Jaeger <aj@suse.de>
3106 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
3109 2001-08-13 Kazu Hirata <kazu@hxi.com>
3111 * jump.c: Fix formatting.
3113 2001-08-13 Kazu Hirata <kazu@hxi.com>
3115 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
3118 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
3120 * loop.c (check_dbra_loop): Use condjump_label to compute
3123 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
3124 to better document the files they're in.
3126 2001-08-12 Zack Weinberg <zackw@panix.com>
3128 * recog.h (struct insn_operand_data): Shrink 'mode' field
3131 2001-08-12 Kazu Hirata <kazu@hxi.com>
3133 * gcc.c: Fix comment formatting.
3134 * gccspec.c: Likewise.
3137 * genemit.c: Likewise.
3138 * gengenrtl.c: Likewise.
3139 * genrecog.c: Likewise.
3140 * gensupport.c: Likewise.
3141 * ggc-page.c: Likewise.
3142 * global.c: Likewise.
3143 * graph.c: Likewise.
3144 * ifcvt.c: Likewise.
3145 * integrate.c: Likewise.
3147 * libgcc2.c: Likewise.
3149 * mbchar.c: Likewise.
3150 * optabs.c: Likewise.
3151 * predict.c: Likewise.
3152 * prefix.c: Likewise.
3153 * profile.c: Likewise.
3154 * protoize.c: Likewise.
3156 * recog.c: Likewise.
3157 * regclass.c: Likewise.
3158 * regmove.c: Likewise.
3159 * reg-stack.c: Likewise.
3160 * reload1.c: Likewise.
3161 * resource.c: Likewise.
3162 * rtlanal.c: Likewise.
3165 2001-08-12 Kazu Hirata <kazu@hxi.com>
3167 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
3168 a tree representing a constant is passed to the macro.
3170 2001-08-12 Richard Henderson <rth@redhat.com>
3172 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
3173 (rs6000_elf_asm_out_destructor): New.
3174 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
3175 (DTORS_SECTION_ASM_OP): Remove.
3176 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3177 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
3179 2001-08-12 David Edelsohn <edelsohn@gnu.org>
3182 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3183 * gcc.c (set_collect_gcc_options): New function, split out from
3185 Ignore elided switches.
3186 (do_spec_1): Invoke before executing command.
3187 (set_input): Export.
3188 Move declaration ...
3189 * gcc.h (set_input): ... here.
3190 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
3193 2001-08-12 Richard Henderson <rth@redhat.com>
3195 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
3196 thinko wrt TARGET_RELOCATABLE.
3198 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
3200 * fix-header.c (cb_file_change): Update prototype.
3202 2001-08-11 Zack Weinberg <zackw@panix.com>
3204 * toplev.c (set_float_handler): Make static.
3205 * toplev.h: Don't prototype set_float_handler.
3207 * simplify-rtx.c: Don't include setjmp.h.
3208 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
3210 (simplify_unary_operation, simplify_binary_operation): Use them,
3211 via do_float_handler.
3213 * fold-const.c: Don't include setjmp.h.
3214 (exact_real_inverse_1): New function.
3215 (exact_real_inverse): Use it, via do_float_handler.
3217 * varasm.c: Don't include setjmp.h.
3218 (assemble_real_1): New function.
3219 (assemble_real): Use it, via do_float_handler.
3220 Call internal_error if we get a trap here.
3222 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
3223 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
3225 2001-08-11 Zack Weinberg <zackw@panix.com>
3227 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
3228 STACK_BOUNDARY if not already defined.
3230 * calls.c, function.c, reload1.c, explow.c: Don't default
3231 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
3232 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
3234 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
3237 * doc/tm.texi: Document that STACK_BOUNDARY is required;
3238 clarify difference between it and PREFERRED_STACK_BOUNDARY.
3240 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3242 * cppmacro.c (enter_macro_context): Push macro expansions even
3245 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3247 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
3248 (rs6000_elf_section_type_flags): Actually return a value.
3250 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
3252 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
3253 Clean up code: add missing comments and prototypes, fix warnings,
3254 remove obsolete code, fix spacing to conform to coding style.
3256 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
3258 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
3259 and TARGET_ASM_CLOSE_PAREN.
3260 (regclass_map): CC register belongs to class NO_REGS.
3261 (legitimize_pic_address): Don't generate unnecessary moves
3262 (to avoid confusing loop optimization).
3263 (check_and_change_labels): Replace jump_long by indirect_jump.
3264 (s390_final_chunkify): Don't start a new literal pool on section
3265 switch in 64-bit code.
3266 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
3268 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
3269 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
3270 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
3272 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
3273 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
3274 (CONST_COSTS): Fixed incorrect costs.
3276 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
3277 Use emit_jump instead of emit_jump_insn (gen_jump).
3278 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
3279 (to avoid confusing flow analysis).
3280 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
3281 (casesi, casesi_jump): New.
3282 (jump_long): Removed. Functionality merged into indirect_jump.
3283 (indirect_jump): Accept address_operand, not just register_operand.
3284 (cjump_long, icjump_long): Use same logic as indirect_jump.
3285 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
3286 Fixed broken setjmp/longjmp handling.
3287 (do_builtin_setjmp_setup): Removed.
3289 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
3290 broken GNU as versions that don't accept .quad with large
3291 negative values. Use hexadecimal output instead.
3292 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
3293 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
3294 FUNCTION_EPILOGUE): Removed. Now in targetm.
3296 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
3298 * config/s390/fixdfdi.h: Add missing copyright statement.
3299 Fix type conflicts on 64-bit. Add missing SFmode routines.
3301 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
3304 2001-08-11 Richard Henderson <rth@redhat.com>
3306 * rtl.h (REG_EH_RETHROW): Remove.
3307 * rtl.c (reg_note_name): Update.
3308 * combine.c (distribute_notes): Don't check for it.
3310 2001-08-11 Richard Henderson <rth@redhat.com>
3312 * combine.c (distribute_notes): Place REG_SETJMP.
3314 2001-08-11 Richard Henderson <rth@redhat.com>
3316 * doc/extend.texi (Arrays and pointers implementation): Discourage
3317 relying on sign-extension of pointers.
3319 2001-08-11 H.J. Lu <hjl@gnu.org>
3321 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
3323 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
3324 RDATA_SECTION_ASM_OP.
3326 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3328 * doc/install.texi (Specific, c4x): Fix cross-reference to the
3329 main manual to work both for info and HTML versions.
3331 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3332 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3334 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
3335 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
3336 (struct cpp_pool): New member first.
3337 * cppinit.c (append_include_chain): Plug memory leaks.
3338 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
3339 Allocate pragma structures from the (aligned) macro pool to
3340 avoid leaking memory.
3341 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
3342 so we don't leak memory.
3343 * hashtable.c (ht_destroy): New.
3344 * hashtable.h (ht_destroy): New.
3346 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3347 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3349 * c-lex.c (map): Make const.
3350 (cb_file_change): Update for callback passing a line map.
3351 Don't assume we have a previous map. Remove sanity check
3352 about popping too many files.
3353 * cpperror.c (print_location): Make map const.
3354 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
3355 (cpp_make_system_header): Similarly.
3356 (search_from): Similarly.
3357 (_cpp_execute_include): Don't remember where we came from.
3358 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
3359 (struct cpp_reader): Make map const.
3360 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
3361 * cpplib.c (do_line): Update; line maps now hold sysp.
3362 (cpp_push_buffer): Similarly.
3363 (_cpp_do_file_change): Similarly; callback with map instead.
3364 (cpp_get_line_maps): Constify return value.
3365 (_cpp_pop_buffer): Update.
3366 * cpplib.h (struct cpp_file_change): Remove.
3367 (struct cpp_callbacks): Update.
3368 (cpp_get_line_maps): Constify return value.
3369 * cppmacro.c (_cpp_create_definition): Update.
3370 * cppmain.c (struct printer): Constify map.
3371 (maybe_print_line): Similarly.
3372 (print_line): Similarly. Deduce flags 1 and 2 here.
3373 (cb_file_change): Update.
3374 * line-map.c (free_line_maps): Warn regardless.
3375 (add_line_map): Return pointer to const. When passed NULL to_file
3376 with LC_LEAVE, use the obvious values for the return point so the
3377 caller doesn't have to figure them out.
3378 (lookup_line): Return pointer to const.
3379 (print_containing_files): Take pointer to const.
3380 * line-map.h (struct line_map): New members reason, sysp.
3381 (add_line_map): Return pointer to const.
3382 (lookup_line): Similarly.
3383 (print_containing_files): Take pointer to const.
3385 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
3386 Richard Henderson <rth@redhat.com>
3388 * regmove.c (regmove_optimize): Avoid setting a register twice in
3391 2001-08-10 Richard Henderson <rth@redhat.com>
3393 * doc/extend.texi (Arrays and pointers implementation): Document
3394 behavior of pointer/integer conversion.
3396 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
3398 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
3400 2001-08-10 Richard Henderson <rth@redhat.com>
3402 * doc/extend.texi (C Implementation): New chapter.
3403 * doc/gcc.texi (Top): Link it in.
3405 2001-08-10 Andrew Cagney <ac131313@redhat.com>
3407 * doc/install.texi (Specific): Fix CVS merge botch.
3409 2001-08-10 Richard Henderson <rth@redhat.com>
3411 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
3412 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
3414 2001-08-10 Zack Weinberg <zackw@stanford.edu>
3416 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
3417 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
3418 this macro is now required.
3420 * cselib.c (cselib_process_insn), flow.c (propagate_block),
3421 loop.c (find_and_verify_loops), reload.c (reload): Check
3422 for rtx code of CALL_INSN, not CALL, when deciding if we
3423 need to check for REG_SETJMP note.
3425 * gcse.c (compute_hash_table, compute_store_table): Update
3426 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
3429 * config/avr/avr.c: Fix typo.
3430 * config/convex/convex.c (expand_movstr): Use adjust_address.
3431 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
3433 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
3434 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
3436 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
3437 Do define STACK_BOUNDARY.
3438 * config/i370/i370.c: Include expr.h.
3439 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
3440 config/pa/som.h, config/v850/v850.h: Take in_ctors and
3441 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
3442 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
3443 * config/m88k/m88k.c: Include c-tree.h after expr.h.
3444 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
3445 * config/romp/romp.c: Include expr.h after tree.h.
3447 (output_fpop): Use xmalloc, not oballoc.
3448 * config/we32k/we32k.c: Include expr.h.
3450 2001-08-10 Kazu Hirata <kazu@hxi.com>
3452 * config/h8300/h8300.h: Fix formatting.
3454 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
3456 * c-common.h (RETURN_NULLIFIED_P): Lose.
3457 * c-semantics.c (genrtl_return_stmt): Don't check it.
3459 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3461 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
3462 (mips_annotate_frame_insn): New function.
3463 (mips_emit_frame_related_store): New function.
3464 (save_restore_insns): Don't mark instructions that set up the base
3465 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
3466 the store instructions instead.
3467 (mips_expand_prologue): If the stack size is moved into a temporary
3468 register, do not mark that move as frame-related. Add a
3469 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
3471 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3473 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
3474 stack slot as unchanging if current_function_calls_eh_return.
3476 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3478 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
3479 access the second half of the TFmode scratch operand.
3481 2001-08-10 Anthony Green <green@redhat.com>
3483 * java/class.c (emit_register_classes): Conditionalize code on
3486 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3488 * doc/install.texi (Specific, avr): Fix cross-reference to the
3489 main manual to work both for info and HTML versions.
3491 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
3493 * stmt.c (expand_null_return_1): Remove code to generate simple returns
3494 and "use_goto" argument.
3495 (expand_null_return, expand_value_return): Update all callers.
3496 * function.c (expand_function_end): Remove code to generate simple
3498 * config/vax/vax.md (epilogue): New expander for function return.
3499 * doc/md.texi (epilogue): Remove "if defined".
3501 2001-08-09 Zack Weinberg <zackw@stanford.edu>
3503 * Makefile.in: Partially revert my previous change:
3504 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
3505 of the hashtab.o and safe-ctype.o rules.
3507 2001-08-09 Richard Henderson <rth@redhat.com>
3509 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
3510 (USE_COLLECT2): Remove duplicate definition.
3511 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
3512 (use_collect2): Remove dead code.
3513 * configure.in (use_collect2): Remove will_use_collect2 and
3514 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
3515 * configure: Rebuild.
3517 * target.h (targetm.asm_out.constructor): New.
3518 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
3519 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
3520 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
3521 * varasm.c (in_ctors, in_dtors): New.
3522 (assemble_constructor, assemble_destructor): Remove.
3523 (default_stabs_asm_out_destructor): New.
3524 (default_named_section_asm_out_destructor): New.
3525 (dtors_section, default_dtor_section_asm_out_destructor): New.
3526 (default_stabs_asm_out_constructor): New.
3527 (default_named_section_asm_out_constructor): New.
3528 (ctors_section, default_ctor_section_asm_out_constructor): New.
3529 * output.h: Update declarations.
3530 * c-decl.c (c_expand_body): Use target hooks instead of
3531 assemble_constructor and assemble_destructor.
3532 * profile.c (output_func_start_profiler): Likewise.
3533 * objc/objc-act.c (finish_objc): Likewise.
3534 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
3535 for the constructor.
3536 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
3538 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
3539 (DTORS_SECTION_ASM_OP): Likewise.
3540 (__CTOR_LIST__): Use attribute section when possible.
3541 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
3543 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
3544 ASM_OUTPUT_CONSTRUCTOR.
3546 * config/darwin.c (machopic_asm_out_constructor): New.
3547 (machopic_asm_out_destructor): New.
3548 * config/darwin-protos.h: Update declarations.
3549 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3550 (ASM_OUTPUT_DESTRUCTOR): Remove.
3551 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3552 * config/nextstep.c (nextstep_asm_out_constructor): New.
3553 (nextstep_asm_out_destructor): New.
3554 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3555 (ASM_OUTPUT_DESTRUCTOR): Remove.
3556 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3557 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
3558 ASM_OUTPUT_*STRUCTOR.
3559 * config/i386/aix386ng.h: Likewise.
3561 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
3562 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
3563 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
3564 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3565 * config/lynx.h: Likewise.
3566 * config/netware.h: Likewise.
3567 * config/psos.h: Likewise.
3568 * config/alpha/alpha-interix.h: Likewise.
3569 * config/alpha/elf.h: Likewise.
3570 * config/arc/arc.h: Likewise.
3571 * config/arm/aof.h: Likewise.
3572 * config/arm/coff.h: Likewise.
3573 * config/arm/elf.h: Likewise.
3574 * config/c4x/c4x.h: Likewise.
3575 * config/h8300/h8300.h: Likewise.
3576 * config/i386/cygwin.h: Likewise.
3577 * config/i386/djgpp.h: Likewise.
3578 * config/i386/i386-coff.h: Likewise.
3579 * config/i386/i386-interix.h: Likewise.
3580 * config/i386/sco5.h: Likewise.
3581 * config/i386/vsta.h: Likewise.
3582 * config/i386/win32.h: Likewise.
3583 * config/i960/i960-coff.h: Likewise.
3584 * config/ia64/sysv4.h: Likewise.
3585 * config/m68hc11/m68hc11.h: Likewise.
3586 * config/m68k/coff.h: Likewise.
3587 * config/m68k/mot3300.h: Likewise.
3588 * config/m88k/m88k.h: Likewise.
3589 * config/mcore/mcore-pe.h: Likewise.
3590 * config/mcore/mcore.h: Likewise.
3591 * config/mips/elf.h: Likewise.
3592 * config/mips/elf64.h: Likewise.
3593 * config/mips/iris6.h: Likewise.
3594 * config/pa/pa64-hpux.h: Likewise.
3595 * config/rs6000/sysv4.h: Likewise.
3596 * config/sh/sh.h: Likewise.
3597 * config/sparc/litecoff.h: Likewise.
3599 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
3600 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
3601 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3602 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3603 (ASM_OUTPUT_DESTRUCTOR): Remove.
3604 * config/a29k/a29k.c: Move include of tree.h.
3605 * config/a29k/udi.h: Delete file.
3606 * config/alpha/alpha.c (vms_asm_out_constructor): New.
3607 (vms_asm_out_destructor): New.
3608 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
3609 (EXTRA_SECTION_FUNCTIONS): Likewise.
3610 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3611 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3612 * config/c4x/c4x.c: Move include of tree.h.
3613 * config/clipper/clipper.c (clix_asm_out_constructor): New.
3614 (clix_asm_out_destructor): New.
3615 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3616 (ASM_OUTPUT_DESTRUCTOR): Remove.
3617 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3618 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3619 (TARGET_ASM_CONSTRUCTOR): New.
3620 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
3621 (sco_asm_out_constructor): New.
3622 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
3623 * config/i386/svr3gas.h: Remove stack grows up code.
3624 Remove code duplicated from i386/sysv3.h.
3625 (TARGET_ASM_CONSTRUCTOR): New.
3626 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3627 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
3628 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3629 (TARGET_ASM_CONSTRUCTOR): New.
3630 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
3631 (m68hc11_asm_out_destructor): New.
3632 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
3633 (TARGET_ASM_DESTRUCTOR): New.
3634 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
3635 * config/m68k/dpx2.h: Properly undef all the bits inherited from
3636 config/svr3.h pertaining to section manipulation.
3637 * config/m68k/dpx2g.h: Remove #if 0 code.
3638 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
3639 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
3640 (ASM_OUTPUT_CONSTRUCTOR): Remove.
3641 (TARGET_ASM_CONSTRUCTOR): New.
3642 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
3643 (m88k_svr3_asm_out_constructor): New.
3644 (m88k_svr3_asm_out_destructor): New.
3645 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3646 (ASM_OUTPUT_DESTRUCTOR): Remove.
3647 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3648 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
3649 * config/rs6000/aix.h: Likewise.
3650 * config/mips/rtems64.h: Don't undef removed constructor related bits.
3651 * config/mips/vxworks.h: Likewise.
3652 * config/rs6000/lynx.h: Likewise.
3653 * config/sh/elf.h: Likewise.
3654 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
3655 (DTORS_SECTION_ASM_OP): New.
3656 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3657 (ASM_OUTPUT_DESTRUCTOR): Remove.
3658 * config/sparc/sol2-sld-64.h: Likewise.
3659 * config/vax/vax.c (vms_asm_out_constructor): New.
3660 (vms_asm_out_destructor): New.
3661 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3662 (ASM_OUTPUT_DESTRUCTOR): Remove.
3663 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3665 * doc/tm.texi (@node Initialization): Update.
3667 2001-08-09 Richard Henderson <rth@redhat.com>
3669 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
3670 (__do_global_dtors_aux): Use gp-relative static data to avoid
3671 one dynamic relocation.
3672 (__do_frame_setup): Register Java classes.
3673 * config/alpha/crtend.asm (__JCR_END__): New.
3675 2001-08-09 Zack Weinberg <zackw@stanford.edu>
3677 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
3678 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
3679 (GEN, STAGESTUFF): Add new files.
3680 (insn-constants.h, s-constants, tm-preds.h, s-preds,
3681 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
3682 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
3683 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
3684 as well as insn-codes.h and insn-flags.h in config.h; and no
3685 extra headers in tconfig.h and hconfig.h.
3687 * gencodes.c: Eliminate code to generate predicate declarations
3688 or #defines for md-file constants.
3689 * genconstants.c, genpreds.c: New files.
3691 * i386.md: Re-order guard expressions such that TARGET_64BIT
3692 comes first, when this permits better optimization. Add
3693 TARGET_64BIT to more x86-64 patterns. Add comment explaining
3694 why this is desirable.
3696 2001-08-09 Jakub Jelinek <jakub@redhat.com>
3698 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
3699 (find_fde_for_dso): Remove.
3700 (_Unwind_IteratePhdrCallback): New.
3701 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
3702 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
3704 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3706 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
3707 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
3709 2001-08-09 Graham Stott <grahams@redhat.com>
3711 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
3712 (vis_no_unit): Use it.
3713 (visualize_no_unit): Add the insn only if room exists.
3715 2001-08-09 Graham Stott <grahams@redhat.com>
3717 * predict.c (estimate_probability): Replace magic numbers with
3718 appropriate enumeration.
3720 2001-08-09 Graham Stott <grahams@redhat.com>
3722 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
3724 (EXTRACT_FLAGS): Likewise.
3726 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
3728 * config/mips/mips.c (mips_legitimate_address_p): Check for
3729 CONST_INT in last patch.
3731 2001-08-08 Anthony Green <green@redhat.com>
3733 * java/class.c (emit_register_classes): Use assemble_jcr if
3734 possible. Keep the original mechanism as a fallback.
3735 * defaults.h (JCR_SECTION_NAME): Define if we have named section
3736 and weak symbol support.
3737 * crtstuff.c (__JCR_LIST__): Define.
3738 (__JCR_END__): Define.
3739 (_Jv_RegiserClasses): Define weak symbol if possible.
3740 (__do_global_ctors_aux): Register classes for ELF targets with
3741 weak symbol support.
3743 2001-08-08 Kazu Hirata <kazu@hxi.com>
3745 * dbxout.c: Fix comment formatting.
3746 * dependence.c: Likewise.
3748 * diagnostic.c: Likewise.
3749 * dominance.c: Likewise.
3750 * doprint.c: Likewise.
3751 * dwarf2out.c: Likewise.
3752 * dwarfout.c: Likewise.
3753 * emit-rtl.c: Likewise.
3754 * except.c: Likewise.
3755 * explow.c: Likewise.
3756 * expmed.c: Likewise.
3759 * fold-const.c: Likewise.
3760 * function.c: Likewise.
3762 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3764 * global.c (retry_global_alloc): Avoid shadowing allocno.
3766 2001-08-08 Mark Mitchell <mark@codesourcery.com>
3768 * except.c (remove_fixup_regions): Fix typo.
3770 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
3772 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
3773 unsigned HOST_WIDE_INT to avoid warning.
3774 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
3775 * flow.c (set_block_for_new_insns): Likewise.
3777 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
3779 * sibcall.c (return_value_pseudo): New static variable.
3780 (skip_copy_to_return_value): Handle return_value_pseudo.
3781 (call_ends_block_p): Ensure that return_value_pseudo is set.
3782 (optimize_sibling_and_tail_recursive_call): Discover the
3783 load of pseudo return value in alternate exit block.
3785 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3787 * calls.c (ECF_ALWAYS_RETURN): New constant.
3788 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
3789 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
3790 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
3791 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
3792 * rtl.c (reg_note_name): New name.
3793 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
3795 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
3797 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
3799 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
3801 * alias.c (get_alias_set): Return a previously calculated
3802 alias set for a VAR_DECL.
3803 * function.c (gen_mem_addressof): Calculate the alias set before
3806 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
3808 * predict.def: Set hitrates according our experimental run.
3810 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
3812 * i386.h (HARD_REGNO_RENAME_OK): New macro.
3814 2001-08-08 H.J. Lu <hjl@gnu.org>
3816 * config/mips/mips.c (mips_unique_section): New. Copied from
3819 * config/mips/mips-protos.h (mips_unique_section): New
3822 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
3824 * config/mips/little.h: New. Generic little endian mips
3825 targets. Only mips*-*-linux* is converted to use it so far.
3827 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
3828 (WCHAR_TYPE): Defined
3829 (WCHAR_TYPE_SIZE): Likewise.
3830 (INIT_SUBTARGET_OPTABS): Likewise.
3831 (BSS_SECTION_ASM_OP): Likewise.
3832 (SBSS_SECTION_ASM_OP): Likewise.
3833 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
3834 (ASM_DECLARE_OBJECT_NAME): Likewise.
3835 (UNIQUE_SECTION): Likewise.
3836 (EXTRA_SECTIONS): Likewise.
3837 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3838 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3839 (ASM_OUTPUT_DEF): Likewise.
3840 (HANDLE_SYSV_PRAGMA): Removed.
3841 (NO_IMPLICIT_EXTERN_C): Likewise.
3842 (TARGET_MEM_FUNCTIONS): Likewise.
3843 (STARTFILE_SPEC): Likewise.
3844 (ENDFILE_SPEC): Likewise.
3845 (LIB_SPEC): Likewise.
3846 (INVOKE__main): Likewise.
3847 (CTOR_LIST_BEGIN): Likewise.
3848 (CTOR_LIST_END): Likewise.
3849 (DTOR_LIST_BEGIN): Likewise.
3850 (DTOR_LIST_END): Likewise.
3851 (SET_ASM_OP): Likewise.
3852 (ASM_OUTPUT_SOURCE_LINE): Likewise.
3853 (ASM_OUTPUT_DEF): Likewise.
3854 (ASM_OUTPUT_IDENT): Likewise.
3856 * config/mips/mips.h (ASM_SPEC): Undefine before define.
3857 (CPLUSPLUS_CPP_SPEC): Likewise.
3858 (ASM_APP_ON) Redefine only if not defined.
3859 (ASM_APP_OFF): Likewise.
3860 (ASM_OUTPUT_SOURCE_LINE): Likewise.
3861 (ASM_OUTPUT_IDENT): Likewise.
3863 * config.gcc: Update tm_file for Linux/mips.
3865 2001-08-08 Bernd Schmidt <bernds@redhat.com>
3867 * cselib.c (cselib_record_sets): If insn is predicated, turn
3868 sources into IF_THEN_ELSEs.
3870 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
3871 Turn into define_insn_and_split.
3873 * sched-deps.c: Include "cselib.h".
3874 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
3875 Use cselib to turn memory addresses into VALUEs.
3876 (sched_analyze): Call cselib_init/cselib_finish if necessary.
3877 * sched-int.h (struct sched_info): New member USE_CSELIB.
3878 * sched-ebb.c (ebb_sched_info): Initialize it.
3879 * sched-rgn.c (rgn_sched_info): Likewise.
3880 * Makefile.in (sched-deps.o): Update dependencies.
3882 * cselib.h (cselib_subst_to_values): Declare.
3883 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
3884 that have no value and autoincs to be handled by generating a new
3887 2001-08-08 Graham Stott <grahams@redhat.com>
3889 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
3890 within fixed length SEQUENCE.
3892 2001-08-08 Graham Stott <grahams@redhat.com>
3894 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
3895 (diagnostic_prefixing_rule): Likewise.
3896 (diagnostic_line_cutoff): Likewise.
3897 (diagnostic_kind_count): Likewise.
3899 2001-08-08 Graham Stott <grahams@redhat.com>
3901 * alias.c (find_base_decl): Delete redundent assignment.
3903 2001-08-08 Graham Stott <grahams@redhat.com>
3905 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
3906 (abs): Uppercase and paranthesize macro parameter.
3907 (MEM_DEPENDENCY): Add whitespace.
3909 2001-08-08 Graham Stott <grahams@redhat.com>
3911 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
3912 failure check for CONST_INT
3914 2001-08-08 Graham Stott <grahams@redhat.com>
3916 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
3917 (libcall_dead_p): Likewise.
3919 (mark_used_regs): Constify fmt.
3920 (find_use_as_address): Likewise.
3922 2001-08-08 Graham Stott <grahams@redhat.com>
3924 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
3927 2001-08-08 Graham Stott <grahams@redhat.com>
3929 * combine.c (combine_simplify_rtx): Update comment and
3930 remove erroneous test.
3932 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
3934 * cppinit.c (cpp_finish): Pop the final buffer without comment.
3935 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
3936 take care to avoid multiple no-newline at EOF warnings in that
3939 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
3941 * calls.c (expand_call): Do not emit INSN_SETJMP note.
3942 (emit_library_call_value_1): Likewise.
3943 (emit_call_1): Emit REG_SETJMP note.
3944 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
3946 * cselib.c (cselib_process_insn): Likewise.
3947 * flow.c (propagate_block): Likewise.
3948 * loop.c (find_and_verify_loops): Likewise.
3949 * reload.c (find_equiv_regs): Likewise.
3950 * reload1.c (reload): Likewise.
3951 * resource.c (mark_referenced_resources,
3952 mark_set_resources): Likewise.
3953 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
3954 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
3955 * haifa-sched.c (unlink_other_notes): Likewise.
3956 (reemit_notes): Likewise.
3957 * sched-ebb.c (sched_ebb): Likewise.
3958 * sched-rgc.c (sched_region): Likewise.
3959 * rtl.c (note_insn_name): Likewise.
3960 (reg_note_name): Add REG_SETJMP
3961 * rtl.h (reg_note): Add REG_SETJMP.
3962 (insn_note): Remove NOTE_INSN_SETJMP.
3964 * profile.c (branch_prob): Add fake edges for setjmp.
3966 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
3968 * config.gcc: Quote target_cpu_default2 correctly for
3969 powerpc*-*-* targets.
3971 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
3973 * cpplib.h, line-map.h: Update comments.
3974 * cppmain.c (printer_init): Move inline.
3975 (maybe_print_line, print_line): Take a map pointer.
3976 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
3977 (cb_file_change): Don't use prior value of print.map.
3979 2001-08-07 David Edelsohn <edelsohn@gnu.org>
3981 * doc/install.texi: Document fine-grained multilib configuration.
3983 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3985 * rtlanal.c (find_first_parameter_load): Call note_stores
3986 only on the instructions.
3988 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3990 * alias.c (nonlocal_mentioned_p):
3991 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
3992 * calls.c (emit_call_1): Likewise.
3993 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
3994 * cselib.c (cselib_process_insn): Likewise.
3995 * df.c (df_insns_modify): Likewise.
3996 * flow.c (need_fake_edge_p): Likewise.
3997 (propagate_one_insn): Likewise.
3998 * haifa-sched.c (reemit_notes): Likewise.
3999 * integrate.c (copy_insn_list): Likewise.
4000 * jump.c (delete_prior_computation): Likewise.
4001 * local-alloc.c (validate_equiv_mem): Likewise.
4002 * loop.c (scan_loop): Likewise.
4003 * predict.c (estimate_probability): Likewise.
4004 * reload.c (reload): Likewise.
4005 * sched-deps (sched_analyze): Likewise.
4006 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
4007 * gcse.c (compute_hash_table): Likewise.
4008 (mark_call): Likewise.
4009 (store_killed_in_insn): Likewise.
4011 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
4013 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
4015 2001-08-06 Richard Henderson <rth@redhat.com>
4017 * varasm.c (assemble_gc_entry): Remove.
4018 * output.h: Likewise.
4020 2001-08-06 Richard Henderson <rth@redhat.com>
4022 * varasm.c (assemble_constructor): Take a symbol_ref and a
4023 priority instead of a bare string. Move priority handling
4024 here from cp/decl2.c.
4025 * output.h: Update decls.
4027 * c-decl.c (c_expand_body): Update calls to assemble_constructor
4028 and assemble_destructor.
4029 * profile.c (output_func_start_profiler): Likewise.
4030 * objc/objc-act.c (finish_objc): Likewise.
4031 (build_module_descriptor): Return the symbol not the symbol name.
4033 2001-08-06 David Edelsohn <edelsohn@gnu.org>
4035 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
4036 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
4037 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
4038 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
4039 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
4040 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
4042 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
4044 * cpperror.c (print_containing_files): Moved to line-map.c.
4045 (print_location): line-map.c handles re-listing or otherwise.
4046 * cpphash.h (struct lexer_state): Remove next_bol.
4047 (struct cpp_buffer): Remove include_stack_listed.
4048 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
4049 Remove faked buffer handling.
4050 (_cpp_do_file_change): Tweak.
4051 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
4052 * cppmain.c (struct printer): Remove filename.
4053 (print_line, cb_file_change): Update accordingly.
4054 * line-map.c: Include intl.h.
4055 (init_line_maps): Initialize last_listed.
4056 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
4057 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
4058 (print_containing_files): New.
4059 * line-map.h (struct line_maps): New member last_listed.
4060 (print_containing_files, INCLUDED_FROM): New.
4061 * Makefile.in: Update.
4062 * po/POTFILES.in: Add line-map.c.
4064 2001-08-06 Richard Henderson <rth@redhat.com>
4066 * except.c (convert_from_eh_region_ranges_1): Never mark
4067 USE or CLOBBER insns as throwing.
4069 * expr.c (store_constructor): Don't clobber memory targets.
4071 2001-08-06 Andreas Jaeger <aj@suse.de>
4073 * profile.c (branch_prob): Remove unused variable insn.
4075 * Makefile.in (local-alloc.o): Add dependency on except.h.
4077 * local-alloc.c: Include except.h for can_throw_internal prototype.
4079 2001-08-06 Richard Henderson <rth@redhat.com>
4081 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
4082 * function.c (expand_main_function): Implement it.
4083 * doc/tm.texi: Document it.
4085 2001-08-06 Stan Shebs <shebs@apple.com>
4087 * doc/install.texi: Document powerpc-*-darwin* details.
4089 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
4091 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
4092 (ASM_CPU_SPEC): Move back to rs6000.h
4093 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
4095 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
4097 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
4100 * config/rs6000/linux64.h: Ditto.
4102 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
4103 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
4106 Remove accidently readded definitions of FUNCTION_PROLOGUE,
4107 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
4109 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
4112 2001-08-05 Richard Henderson <rth@redhat.com>
4114 * local-alloc.c (update_equiv_regs): Do not move insns that
4117 2001-08-05 Jan Hubicka <jh@suse.cz>
4119 * Makefile.in (reload1.o): Add dedendancy on except.h
4120 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
4122 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
4123 indicating wehther edges has been cleaned up.
4124 * reload1.c: Inlucde except.h
4125 (fixup_abnormal_edges): Accept deleted insns.
4126 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
4129 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
4131 * cpplib.c (do_line): Correct line number after pop_buffer.
4133 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
4135 PR preprocessor/3824
4136 * line-map.c: Update comments.
4137 * line-map.h: Update comments.
4138 * tradcif.y: Don't consider large numbers unsigned.
4140 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
4142 PR preprocessor/3081
4143 * c-lex.c (map): New.
4144 (cb_file_change): Update map and use it.
4145 (cb_def_pragma, cb_define, cb_undef): Use map and line.
4146 (c_lex): Update to use map.
4147 * cpperror.c (print_location): Move to using logical line numbers.
4148 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
4149 (cpp_make_system_header): Similarly.
4150 (_cpp_execute_include): Stop line numbering hacks. Store the
4151 line we will return to.
4152 * cpphash.h (CPP_BUF_LINE): Remove.
4153 (struct cpp_buffer): Remove lineno and pseudo_newlines.
4154 Add map and return_to_line.
4155 (_cpp_do_file_change): Update.
4156 * cppinit.c (cpp_start_read): Update line kludge.
4157 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
4158 (trigraph_ok): Use logical line numbers for diagnostics.
4159 (skip_block_comment): Likewise.
4160 (skip_whitespace): Likewise.
4161 (skip_line_comment): Use pfile->line instead.
4162 (_cpp_lex_token): Update to use logical line numbering exclusively.
4163 Handle BOL locally. Accept new lines in directives, but keep
4164 pfile->line decremented. Diagnostics use logical lines. Update
4166 * cpplib.c (SEEN_EOL): New.
4167 (skip_rest_of_line, check_eol): Use it.
4168 (end_directive): Increase line number when accepting the newline
4169 at the end of a directive.
4170 (run_directive): Simplify.
4171 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
4172 (_cpp_do_file_change): Update to take buffer line number as an
4173 argument, and store the current map in the cpp_reader. Remove
4174 line number kludges.
4175 (_cpp_do__Pragma): Restore output position after a _Pragma.
4176 (cpp_push_buffer): Don't set output line or lineno.
4177 (_cpp_pop_buffer): Transfer more info from a faked buffer.
4178 Remove line kludge. Set output_line.
4179 * cppmacro.c (builtin_macro): Update handling of __LINE__.
4180 (parse_arg): Use logical lines.
4181 (save_lookahead_token): Save EOFs too now.
4182 * cppmain.c (struct printer): Fix comments.
4183 (printer_init): Simplify, let caller do errors.
4184 (scan_translation_unit, check_multiline_token, dump_macro): Update.
4185 (maybe_print_line): Simplify.
4186 (print_line): Don't print a linemarker if -P.
4187 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
4188 (cb_file_change): Simplify.
4189 * line-map.h (LAST_SOURCE_LINE): Fix.
4190 (CURRENT_LINE_MAP): New.
4192 2001-08-05 Bernd Schmidt <bernds@redhat.com>
4194 * doloop.c (doloop_modify_runtime): Properly compute number of
4195 iterations if loop was unrolled.
4197 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
4198 if their CSELIB_VAL_PTRs are.
4200 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
4201 (setup_spill_pointers): Initialize it.
4202 (spill_restore_mem): Set it.
4203 (do_spill, do_restore): Use it to add REG_INC note.
4204 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
4206 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
4207 asms if other insns are available.
4209 * config/ia64/ia64.c (condop_operator): New predicate.
4210 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
4211 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
4214 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
4215 temporary register than directly using a MEM.
4217 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4219 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
4220 parameter in last change.
4222 2001-08-04 Zack Weinberg <zackw@panix.com>
4224 * sparc.md: Don't use #if inside C test expression.
4226 2001-08-04 Richard Henderson <rth@redhat.com>
4228 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
4230 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
4232 * cpphash.h (struct cpp_reader): New member directive_line.
4233 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
4234 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
4235 do_pragma): Pass line to callbacks.
4236 (start_directive): Record line of directive.
4237 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
4238 cb_include): Similarly.
4239 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
4242 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4244 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
4247 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4249 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
4251 * reload1.c (fixup_abnormal_edges): New static function.
4254 * flow.c (need_fake_edge_p): New function.
4255 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
4256 avoid call insn to be very last insn in the insn stream.
4258 * profile.c (branch_prob): Call flow_call_edges_add instead of
4259 doing that by hand; cleanup cfg to re-merge basic blocks once
4262 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4264 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
4265 are also on line-map.h.
4266 * cppfiles.c (stack_include_file): Update.
4267 * cpphash.h (struct cpp_buffer): New member return_at_eof.
4268 (_cpp_pop_buffer): New.
4269 * cppinit.c (cpp_destroy, cpp_finish): Update.
4270 (do_includes): Mark each buffer to return at EOF.
4271 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
4272 return as requested.
4273 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
4274 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
4275 * cpplib.h (cpp_pop_buffer): Remove.
4276 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
4277 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
4279 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
4281 (do_preprocessing): Update.
4282 * fix-header.c (read_scan_file): Update. No need to pop buffers.
4283 * c-parse.in (_yylex): Similarly.
4284 * scan-decls.c (scan_decls): Similarly.
4285 * line-map.h: Update comments.
4287 * objc/Make-lang.in (objc-act.o): Update dependencies.
4289 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4291 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
4292 and soft register for operand 0.
4293 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
4295 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4297 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
4298 register for operand 0.
4299 ("bitcmpqi_z_used"): Allow memory for operand 0.
4300 (split "bitcmpqi"): New split to handle address reg as operand 1.
4302 2001-08-04 Andreas Jaeger <aj@suse.de>
4304 * gcse.c: Revert Daniel's last patch.
4306 2001-08-03 Zack Weinberg <zackw@stanford.edu>
4308 * sparc-protos.h: Add prototypes for fp_zero_operand and
4310 * sh-protos.h: Add prototype for fpul_operand.
4312 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4314 * doc/extend.texi (Other Builtins): Fix typo in last change.
4316 2001-08-03 Richard Henderson <rth@redhat.com>
4318 * target.h (gcc_target): Add asm_out.named_section,
4319 section_type_flags, have_named_sections.
4320 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
4321 (TARGET_HAVE_NAMED_SECTIONS): New.
4322 (TARGET_SECTION_TYPE_FLAGS): New.
4324 * Makefile.in (toplev.o): Depend on TARGET_H.
4325 (varasm.o, dbxout.o): Likewise.
4326 * c-common.c (decl_attributes): Check targetm.have_named_sections
4327 instead of ifdef ASM_OUTPUT_SECTION_NAME.
4328 * dbxout.c (dbxout_function_decl): Likewise.
4329 (dbxout_function_end): Likewise.
4330 * toplev.c (compile_file): Likewise.
4331 * varasm.c (exception_section): Likewise.
4332 * cp/decl2.c (finish_objects): Likewise.
4334 * defaults.h (EH_FRAME_SECTION): Remove.
4335 (EH_FRAME_SECTION_ASM_OP): Remove.
4336 (EH_FRAME_SECTION_NAME): New.
4337 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
4338 (UNIQUE_SECTION_P): Remove.
4339 * dwarf2out.c (SECTION_FORMAT): Remove.
4340 (ASM_OUTPUT_SECTION): Remove.
4341 (output_call_frame_info): Use named_section_flags.
4342 (output_comp_unit, dwarf2out_start_source_file): Likewise.
4343 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
4344 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
4345 * varasm.c (in_eh_frame, eh_frame_section): Remove.
4346 (named_section_flags): New.
4347 (named_section): Use it and targetm.section_type_flags.
4348 (resolve_unique_section): New.
4349 (assemble_start_function): Use it.
4350 (asm_emit_uninitialised, assemble_variable): Likewise.
4351 (default_section_type_flags): New.
4352 (default_no_named_section, default_elf_asm_named_section): New.
4353 (default_coff_asm_named_section, default_pe_asm_named_section): New.
4354 * output.h: Update varasm.c decls.
4355 (SECTION_*): New flags.
4357 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
4358 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
4360 * config/elfos.h (UNIQUE_SECTION_P): Remove.
4361 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
4362 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
4363 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
4364 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
4365 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
4366 * config/mips/elf.h, config/mips/elf64.h: Likewise.
4367 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
4368 * config/pa/pa64-hpux.h,
4370 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
4371 (TARGET_ASM_NAMED_SECTION): New.
4372 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
4373 * config/alpha/vms.h, config/arm/coff.h: Likewise.
4374 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
4375 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
4376 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
4377 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
4378 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
4379 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
4380 * config/i386/sco5.h, config/i386/win32.h: Likewise.
4381 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
4382 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
4383 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
4384 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
4385 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
4386 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
4387 * config/sparc/sysv4.h: Likewise.
4389 * config/nextstep.h: Error until named sections implemented.
4391 * config/a29k/a29k.c (a29k_asm_named_section): New.
4392 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
4393 (vms_section_type_flags, vms_asm_named_section): New.
4394 * config/arm/arm.c (arm_elf_asm_named_section): New.
4395 * config/avr/avr.c (asm_output_section_name): Remove.
4396 * config/avr/avr-protos.h: Update.
4397 * config/c4x/c4x.c (c4x_asm_named_section): New.
4398 * config/h8300/h8300.c (h8300_asm_named_section): New.
4399 * config/i386/i386.c (sco_asm_named_section): New.
4400 * config/i386/winnt.c (SECTION_PE_SHARED): New.
4401 (i386_pe_section_type_flags): New.
4402 (i386_pe_asm_named_section): New.
4403 * config/i386/i386-protos.h: Update.
4404 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
4405 * config/mcore/mcore.c (mcore_asm_named_section): New.
4406 * config/mips/mips.c (iris6_asm_named_section): New.
4407 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
4408 instead of UNIQUE_SECTION_P.
4409 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
4410 (xcoff_asm_named_section): New.
4411 * config/sh/sh.c (sh_asm_named_section): New.
4412 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
4414 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
4415 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
4416 (EH_FRAME_SECTION_NAME): New.
4417 (EXCEPTION_SECTION): New.
4418 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
4419 (DEBUG_*_SECTION): Remove.
4420 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
4421 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
4422 (EH_FRAME_SECTION_ASM_OP): Remove.
4424 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
4425 (ASM_OUTPUT_SECTION_NAME): Remove.
4426 (TARGET_ASM_NAMED_SECTION): New.
4427 (TARGET_HAVE_NAMED_SECTIONS): New.
4428 (TARGET_SECTION_TYPE_FLAGS): New.
4429 (EH_FRAME_SECTION_ASM_OP): Remove.
4430 (EH_FRAME_SECTION_NAME): New.
4432 2001-08-03 Zack Weinberg <zackw@stanford.edu>
4434 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
4435 for complex expressions when cfun == 0.
4436 * doc/extend.texi: Document that __builtin_constant_p can be
4437 used in data initializers as well as functions.
4439 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
4441 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
4442 variable I locally, instead of expecting a declaration in the
4445 2001-08-03 Richard Henderson <rth@redhat.com>
4447 * except.c (collect_one_action_chain): Add an explicit cleanup
4448 action if regions surrounding a catch were encoded entirely
4449 within the call-site entry.
4451 2001-08-03 Richard Henderson <rth@redhat.com>
4453 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
4454 don't take REGNO of a non-register.
4456 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
4458 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
4459 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
4460 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
4461 (__gthread_mutex_init_function): New function for mutex initialization.
4463 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4465 * Makefile.in: Revert screwed up commit.
4467 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4469 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
4470 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
4471 merged by linker script to get a final _exit().
4472 (__do_global_dtors): New for destructor handling in specific exit
4474 (__do_global_ctors): New for constructors in specific install section.
4475 (__map_data_section): Map data sections before running constructors.
4476 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
4477 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
4478 (DTORS_SECTION_ASM_OP): Likewise.
4479 (CTORS_SECTION_FUNCTION): Define to force a reference to
4481 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
4483 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4485 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
4487 * Makefile.in: Add df.h to gcse.c dependencies.
4489 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
4491 * varasm.c (output_constant_def_contents): Use for the length of a
4492 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
4493 depending on which is larger.
4495 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4497 * gcse.c: Include df.h for use as a dataflow analyzer.
4499 Declaration of reg_set_info: gone.
4500 New df_analyzer variable used by store motion.
4501 (reg_set_info): Deleted.
4502 (mark_mem_regs): New function, analyze regs used by a mem.
4503 (store_ops_ok): Use dataflow analyzer results to determine if
4504 necessary regs are changed in the block.
4505 (find_moveable_store): Remove check for symbol ref, we can handle
4506 much more complex expressions now.
4507 (compute_store_table): Remove most of the code, it's unnecessary
4508 now that the dataflow analyzer records the info for us.
4509 (store_killed_after): Add parameter to say whether to do the
4510 store_ops_okay test, used to speed up testing when we already know
4511 the answer, and just want to know if the store itself was killed.
4512 (build_store_vector): Largely rewritten to calculate the various
4513 vectors properly, and somewhat optimized.
4514 (store_motion): Init the df_analyzer, get REG_DEF chains.
4515 Also handle trapping expressions (since mems almost always trap)
4516 (simple_mem): Redefine what a simple mem is.
4518 2001-08-03 DJ Delorie <dj@redhat.com>
4520 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
4521 set from a constant part of the condition.
4523 2001-08-01 Andrew Cagney <ac131313@redhat.com>
4525 * mkdeps.c (deps_add_default_target): Make local variable
4526 ``start'' a const char pointer.
4527 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
4529 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4531 * doc/install.texi (Configuration): Fix markup.
4532 (Specific, i?86-*-udk): Likewise.
4533 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
4535 Document --enable-threads and --enable-libgcj status.
4536 (Specific, mips-sgi-irix*): Canonicalize triples.
4537 (Specific, mips-sgi-irix5): Warn about problems with this config.
4538 Mention required GNU as patch.
4539 Native assembler problems are fixed.
4540 (Specific, mips-sgi-irix6): Update O32 ABI support status.
4541 Document --enable-threads and --enable-libgcj status.
4543 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4545 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
4548 2001-08-03 Richard Henderson <rth@redhat.com>
4550 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
4553 2001-08-03 Richard Henderson <rth@redhat.com>
4555 * rtlanal.c (find_first_parameter_load): Stop if we
4556 reach a CODE_LABEL at BOUNDARY.
4558 2001-08-03 Richard Henderson <rth@redhat.com>
4560 * config/alpha/alpha.md (force_movdi): New insn.
4561 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
4562 Tweek FRP marking of VMS prologue insns.
4563 * config/alpha/vms.h (EPILOGUE_USES): New.
4565 2001-08-02 Richard Henderson <rth@redhat.com>
4567 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
4569 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
4571 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
4572 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
4573 config/convex/convex.h, config/d30v/d30v.c,
4574 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
4575 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
4576 config/mips/mips.h, config/mn10200/mn10200.h,
4577 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
4578 config/v850/v850.h, config/vax/openbsd.h,
4579 config/vax/openbsd1.h, config/vax/ultrix.h,
4580 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
4581 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
4582 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
4583 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
4584 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
4585 in comments and documentation.
4587 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4591 * Makefile.in (line-map.o): New.
4592 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
4593 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
4594 * cpperror.c (print_containing_files): Similarly.
4595 (print_location): Update. Don't output a space before _Pragma.
4596 * cppfiles.c (stack_include_file): Set to line 1 immediately.
4597 (stack_include_filee, cpp_make_system_header): Update.
4598 (_cpp_execute_include): Get logical line number right for calling
4599 as-yet-unterminated #include.
4600 * cpphash.h (struct cpp_reader): Add line_maps.
4601 (_cpp_do_file_change): Update.
4602 * cppinit.c (cpp_create_reader): Initialize line maps.
4603 (cpp_destroy): Destroy line maps.
4604 (cpp_start_read): Get logical line number right.
4605 * cpplex.c (parse_string): Only warn once for multi-line strings.
4606 Use boolean variable for null warning.
4607 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
4609 (do_include_common): End the directive early.
4610 (do_line): Don't warn about out-of-range lines in preprocessed
4611 source. Update. Remove unused variables.
4612 (_cpp_do_file_change): Update for new line mapping.
4613 (pragma_cb): New typedef.
4614 (cpp_register_pragma): Stop looking ahead before calling the
4616 (do_pragma_system_header): End directive early.
4617 (cpp_get_line_maps): New.
4618 (cpp_pop_buffer): Fudge logical line. Update.
4619 * cpplib.h: Include line-map.h
4620 (enum cpp_fc_reason): Remove.
4621 (struct cpp_file_change): Update.
4622 (cpp_get_line_maps): New.
4623 * cppmain.c (struct_printer): New member map.
4624 (cb_file_change): Update for new mappings.
4625 * fix-header.c (cb_file_change): Similarly.
4627 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4629 * Makefile.in (libgcc.mk): Define mkinstalldirs.
4630 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
4632 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
4634 * config/vax/vax.c: include expr.h.
4636 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4638 * Makefile.in ($(srcdir)/configure): Only rebuild in
4640 ($(srcdir)/config.in): Only define in maintainer mode.
4641 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
4643 2001-08-02 David Edelsohn <edelsohn@gnu.org>
4645 * doc/install.texi (Install GCC: Binaries): Update Bull info.
4647 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4649 * gcc.c (set_collect_gcc_options): New function, split out from
4651 Ignore elided switches.
4652 (do_spec_1): Invoke before executing command.
4653 (set_input): Export.
4654 Move declaration ...
4655 * gcc.h (set_input): ... here.
4656 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
4659 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
4662 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
4664 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
4666 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
4668 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
4669 for the unnamed instructions it expands to.
4671 2001-08-02 Richard Henderson <rth@redhat.com>
4673 * regclass.c (call_really_used_regs): Conditionally define.
4674 (init_reg_sets_1): Don't use it if not defined.
4675 (fix_register): Similarly, don't set it.
4677 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4679 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
4680 Correct comment that had been missed in the previous change.
4682 2001-08-01 Stan Shebs <shebs@apple.com>
4684 * config/darwin.c (machopic_stub_name): Try matching by name.
4685 (update_stubs): New function.
4686 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
4689 2001-08-01 Richard Henderson <rth@redhat.com>
4691 * except.c (output_function_exception_table): Use assemble_align.
4692 * varasm.c (assemble_eh_label): Remove.
4693 (assemble_eh_align, assemble_eh_integer): Remove.
4695 2001-08-01 Robert Lipe <robertl@caldera.com>
4697 * dwarfout.c: Remove reference to README.DWARF.
4699 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
4701 * regclass.c (call_really_used_regs): New array for registers which
4702 are actually used by a call.
4703 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
4705 (fix_register): Set call_really_used too.
4706 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
4707 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
4709 2001-08-01 Richard Henderson <rth@redhat.com>
4711 * read-rtl.c (read_name): Consider \r whitespace.
4713 2001-07-11 Andrew Cagney <ac131313@redhat.com>
4715 * config.gcc: Recognize powerpc-*-netbsd*.
4717 * doc/install.texi (Host/target specific installation notes for
4718 GCC): Mention powerpc-*-netbsd*.
4720 * config/rs6000/netbsd.h: New file.
4721 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
4722 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
4723 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
4724 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
4725 (TARGET_VERSION): Redefine.
4727 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
4728 mcall-netbsd as a match for mcall-sysv.
4729 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
4730 (ncrti.S, ncrtn.S): New targets.
4731 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
4733 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
4734 "netbsd' as a V4 ABI.
4735 (ASM_SPEC): Check for -mcall-netbsd.
4736 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
4737 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
4738 (LIB_SPEC, ENDFILE_SPEC): Ditto.
4739 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
4740 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
4741 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
4742 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
4744 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
4745 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
4747 2001-08-01 Mark Kettenis <kettenis@gnu.org>
4749 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
4750 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
4751 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
4752 including "unwind-pe.h".
4754 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
4756 * rs6000.md (define_splits): Kill unused constraints.
4758 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
4759 Jan Hubicka <jh@suse.cz>
4761 * function.c (thread_prologue_and_epilogue_insns): Kill code
4762 dealing with non-existent CFG.
4764 2001-08-01 Kazu Hirata <kazu@hxi.com>
4766 * alias.c: Fix comment formatting.
4767 * bitmap.c: Likewise.
4768 * builtins.c: Likewise.
4769 * calls.c: Likewise.
4770 * c-common.c: Likewise.
4771 * c-decl.c: Likewise.
4772 * c-dump.c: Likewise.
4773 * c-lex.c: Likewise.
4774 * collect2.c: Likewise.
4775 * combine.c: Likewise.
4776 * conflict.c: Likewise.
4777 * cppfiles.c: Likewise.
4778 * cppinit.c: Likewise.
4779 * cpplex.c: Likewise.
4780 * cpplib.c: Likewise.
4781 * cppmacro.c: Likewise.
4782 * cppspec.c: Likewise.
4783 * c-pragma.c: Likewise.
4784 * crtstuff.c: Likewise.
4786 * cselib.c: Likewise.
4787 * c-semantics.c: Likewise.
4788 * c-typeck.c: Likewise.
4790 2001-08-01 H.J. Lu <hjl@gnu.org>
4792 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
4794 2001-08-01 H.J. Lu <hjl@gnu.org>
4796 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
4798 2001-08-01 Ziemowit Laski <zlaski@apple.com>
4800 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
4801 contextualizing Objective-C class name lookup by the lexer.
4802 (typespec_reserved_nonattr): Disable ObjC class name lookup after
4804 (protocoldef): Add support for forward @protocol declarations.
4805 (yylexname): Suppress ObjC class name lookup in certain contexts;
4806 re-enable after lookup is complete.
4807 (_yylex): Re-enable ObjC class name lookup when certain
4808 punctuation marks are seen.
4810 * objc/objc-act.c (check_protocol_recursively): New function used
4811 for finding circular dependencies in protocols.
4812 (objc_declare_protocols): New function for handling forward
4813 @protocol declarations.
4814 (receiver_is_class_object): Detect the case when 'self' is used
4815 inside of a class method.
4816 (build_message_expr): Issue a warning if class method is desired
4817 but instance method is found instead.
4818 (conforms_to_protocol): Streamline.
4819 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
4820 protocol Foo, even if 'Bar foo' does not.
4821 (check_protocols): Streamline.
4822 (start_protocol): Add checks for circular and duplicate protocol
4824 (encode_aggregate_within): For typedefs of structs, encode the
4826 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
4827 (objc_declare_protocols): New prototype.
4829 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4831 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
4832 * cpplex.c (handle_newline): Update prototype. Maintain logical
4834 (skip_escaped_newlines, skip_block_comment, parse_string):
4836 (_cpp_lex_token): Update, and store token position within the token.
4837 * cpplib.h (struct cpp_token): Add line and column entries.
4838 * cppmacro.c (replace_args): Position stringified tokens correctly.
4840 2001-08-01 Andreas Jaeger <aj@suse.de>
4842 * basic-block.h: Add prototype for last_loop_beg_note.
4844 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
4846 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
4847 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
4849 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
4850 while handling WITH_CLEANUP_EXPR node. Use second operand calling
4851 expand_decl_cleanup.
4852 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
4854 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
4855 operand while calling simple_cst_equal.
4856 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
4857 operand is the cleanup expression, the third is the RTL_EXPR.
4858 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
4860 2001-07-31 Jeff Sturm <jsturm@one-point.com>
4862 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
4864 2001-07-31 matthew green <mrg@eterna.com.au>
4866 * config.gcc (i386-*-netbsdelf): New description.
4867 * config/i386/netbsd-elf.h: New file.
4869 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
4871 * loop.c (check_dbra_loop): Use single_set to compute
4874 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
4876 PowerPC reorg and support for powerpc64-*-linux*.
4878 Also fixes emitting of constants on 32 bit and 64 bit
4881 * config.gcc: powerpc64-*-linux* is a new target.
4882 Things that needed aix.h now also include xcoff.h
4884 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
4886 Move AIX specific stuff into aix.h.
4887 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
4888 with more than just XCOFF now.
4889 (SET_ASM_OP): Remove, now defined where needed.
4890 (FUNCTION_PROLOGUE): New macro definition.
4891 (FUNCTION_EPILOGUE): New macro definition.
4892 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
4894 * config/rs6000/xcoff.h: New file.
4896 * config/rs6000/linux64.h: New file.
4898 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
4900 2001-07-31 Alan Modra <amodra@bigpond.net.au>
4902 * rs6000.c (print_operand_address): Handle ELF syntax.
4903 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
4904 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
4905 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
4907 2001-07-31 David Edelsohn <edelsohn@gnu.org>
4909 * rs6000.c (rs6000_override_options): Only disable
4910 flag_function_sections for XCOFF.
4911 (exact_log2_cint_operand): New predicate.
4912 (reg_or_{add,sub}_cint64_operand): New predicates.
4913 (add_operand): Compare CONST_INT with fewer function calls.
4914 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
4915 (print_operand, case 'p'): Ensure positive operand.
4916 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
4917 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
4918 (PREDICATE_CODES): Add new predicates.
4919 * rs6000.md (addsi3): Split 32-bit constants more correctly.
4920 (divsi3, modsi3): Ensure positive power-of-2.
4921 (adddi3): Use new predicate. Split 32-bit constants more
4922 correctly. Re-arrange splitter to handle any constant.
4923 (subdi3): Use new predicate.
4924 (divdi3, moddi3): Ensure positive power-of-2.
4925 (movdi): Use rs6000_emit_set_const.
4926 (load_toc_v4_pic_di): Delete.
4928 2001-07-31 Graham Stott <grahams@redhat.com>
4930 * function.c (pad_below): Revert 2001-07-26 patch.
4932 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
4934 * reg-stack (convert_regs_1): Fix best edge condition.
4936 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
4938 * jump.c (duplicate_loop_exit_test): Better test for jumps
4939 entering the loop; create loop pre_header.
4941 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
4943 * doc/install.texi: Add s390 and s390x as new targets.
4944 * doc/invoke.texi: Add documantation of S/390 and zSeries
4946 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
4948 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
4950 * config/m68k/m68k.md: Replace all general_operand with
4951 nonimmediate_operand for all destinations.
4952 * config/m68k/m68k.c (not_sp_operand): Likewise.
4954 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
4956 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
4958 2001-07-30 Richard Henderson <rth@redhat.com>
4960 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
4961 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
4963 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
4965 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
4966 Add missing doc strings
4967 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
4968 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
4970 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
4972 * i386.c (ix86_output_main_function_alignment_hack): New function.
4973 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
4975 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
4976 edges by EDGE_DFS_BACK flag.
4977 (dump_edge_info): Add dfs_back flag.
4978 * basic-block.h (EDGE_DFS_BACK): New constant.
4979 (mark_dfs_back_edges): Declare.
4980 * alias.c (loop_p): Remove.
4981 (mark_constant_function): Use mark_dfs_back_edges.
4983 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
4984 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
4985 (compensate_edge): Break out from ...
4986 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
4987 (convert_regs_2): Set block_done once block is really done;
4988 Do updating of the predecesors counts.
4990 * toplev.c (rest_of_compilation): Recompute block_for_insn
4991 before post-reload cfg_cleanup.
4992 * function.c (thread_prologue_epilogue_insns):
4993 Call set_block_for_new_insns when emitting prologue directly.
4995 2001-07-30 Andreas Jaeger <aj@suse.de>
4997 * jump.c: Add prototype for mark_modified_reg.
4999 * cse.c (set_live_p): Add unused attribute.
5001 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
5003 (scan_for_source_files): Use long for count to avoid overflow.
5004 (output_data): Likewise.
5005 (output_data): Don't use string concatatenation to silence gcc
5008 * predict.c: Fix typos and grammar.
5010 * gcse.c (insert_insn_end_bb): Remove unused variables.
5012 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
5014 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
5015 (attempt_auto_inc): LIkewise.
5016 (mark_used_reg): Likewise.
5017 (try_pre_increment_1): Likewise.
5018 * regclass.c (regclass): Likewise.
5019 * global.c (allocno_compare): Update comment; change scaling factor.
5020 * local-alloc.c (QTY_CMP_PRI): Likewise.
5021 * regs.h (REG_FREQ_FROM_BB): New.
5022 (REG_FREQ_MAX): Likewise.
5024 2001-07-30 H.J. Lu <hjl@gnu.org>
5026 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
5029 2001-07-30 H.J. Lu (hjl@gnu.org)
5031 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
5032 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
5033 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
5035 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
5037 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
5038 as -mthumb-interwork when -mcpu=arm7 is specified.
5040 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5042 * predict.def (noreturn, loop branch, loop exit): Mark as first
5045 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
5047 * combine.c (try_combine): Avoid barrier after noop jumps.
5049 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5051 * cpphash.h (struct cpp_reader): Remove import_warning.
5052 * cpplib.c (skip_rest_of_line): Don't bother turning off
5054 (parse_include): Move include handling to...
5055 (do_include_common): ... here. Move import warning from...
5056 (do_import): ... here.
5057 (do_pragma_poison): Don't do a callback for poison identifiers.
5058 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
5059 * cppmain.c (setup_callbacks): Similarly.
5061 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
5063 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
5064 handle multiple sets.
5065 * except.c (sjlj_mark_call_sites): .... here.
5066 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
5068 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
5070 Suggested by Richard Henderson and Richard Kenner:
5071 * combine.c (recog_for_combine): Use the fake recog
5072 only if instruction does not match.
5073 * rtl.h (NOOP_MOVE_INSN_CODE): New.
5074 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
5076 * combine.c (try_combine): Discover noop jump as direct jump.
5078 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
5080 * df.c (df_rd_global_compute): Add successors to worklist, not
5082 (df_ru_global_compute): Ditto.
5084 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
5086 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
5087 increment REG_N_SETS.
5089 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
5091 * sbitmap.h: New prototype for sbitmap_a_xor_b.
5093 * sbitmap.c (sbitmap_a_xor_b): New function.
5094 ifdef the basic block stuff on IN_GCC.
5096 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5098 * cppexp.c (parse_defined): Always record the macro name.
5099 (lex): Don't worry about identifiers, or special-case
5101 (_cpp_parse_expr): Figure out at the end of the routine
5102 whether we saw a valid !defined() expression.
5103 * cppfiles.c (stack_include_file): Update for mi_valid.
5104 (_cpp_pop_file_buffer): Similarly.
5105 * cpplex.c (_cpp_lex_token): Similarly.
5106 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
5107 mi_if_not_defined, mi_lexed): Remove.
5109 * cpplib.c (do_if): Simplify.
5110 (do_endif, push_conditional, _cpp_handle_directive): Update
5111 for renaming of mi_state to mi_valid.
5113 * cpp.texi: Add index entries for digraphs, and add comment
5114 that C++ refers to them as alternative tokens.
5116 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
5118 * basic-block.h (CLEANUP_PRE_LOOP): New.
5119 * except.c (finish_eh_generation): Update call of cleanup_cfg.
5120 * sibcall.c (optimize_sibling_calls): Likewise.
5121 * toplev.c (rest_of_compilation): Likewise.
5122 * flow.c (try_forward_edges): Take argument MODE;
5123 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
5124 (try_optimize_cfg): Update call of try_forward_edges.
5126 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
5127 Jan Hubicka <jh@suse.cz>
5129 * (validate_replace_rtx_1): Fix simplification of MINUS.
5131 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
5133 PR preprocessor/3669
5134 * cppinit.c (init_dependency_output): Turn off dump requests
5135 if sending dependencies to stdout.
5137 2001-07-28 Richard Henderson <rth@redhat.com>
5139 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
5142 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
5144 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
5146 2001-07-28 Kazu Hirata <kazu@hxi.com>
5148 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
5149 is VAR_DECL first to prevent an ICE.
5151 2001-07-28 Richard Henderson <rth@redhat.com>
5153 * varasm.c (immed_real_const_1): Don't elide special cases for
5155 (clear_const_double_mem): Clear const_tiny_rtx too.
5157 2001-07-28 Richard Henderson <rth@redhat.com>
5159 * dwarf2out.c (dw_val_class_offset): New.
5160 (struct dw_ranges_struct, dw_ranges_ref): New.
5161 (ranges_table, ranges_table_allocated): New.
5162 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
5163 (add_AT_offset, add_ranges, output_ranges): New.
5164 (print_die, output_die): Handle dw_val_class_offset.
5165 (attr_checksum, size_of_die, value_format): Likewise.
5166 (gen_lexical_block_die): Handle non-contiguous blocks.
5167 (gen_block_die): Likewise.
5168 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
5169 if needed. Dump the ranges table.
5170 * final.c (final_start_function): Remove unnecessary notes and
5171 rebuild the block tree before numbering the blocks.
5172 * function.c (reorder_blocks_0): Walk the existing block tree
5173 to unmark all blocks.
5174 (reorder_blocks_1): Create block fragments when duplicate block
5176 (reorder_fix_fragments): New.
5177 (reorder_blocks): Call it.
5178 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
5180 2001-07-28 Richard Henderson <rth@redhat.com>
5182 * emit-rtl.c (adjust_address): Make a copy of the memory address.
5184 2001-07-28 Richard Henderson <rth@redhat.com>
5186 * flow.c (add_to_mem_set_list): New function.
5187 (init_propagate_block_info): Use it.
5188 (mark_set_1): Likewise.
5189 (insn_dead_p): Canonicalize memory address for dead store
5190 comparison. Allow wider mode stores to kill narrower mode stores.
5191 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
5192 (invalidate_mems_from_set): Don't handle MEMs.
5194 2001-07-28 Kazu Hirata <kazu@hxi.com>
5196 * config/h8300/h8300.h: Fix formatting.
5198 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5200 * basic-block.h (EDGE_FREQUENCY): New macro.
5201 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
5203 * flow.c (find_sub_basic_blocks): Likewise.
5204 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
5205 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
5207 * predict.c (DEF_PREDICTOR): New argument FLAGS.
5208 (HITRATE): New macro.
5209 (PRED_FLAG_FIRST_MATCH): New constant.
5210 (predictor_info): New field flgags.
5211 (combine_predictions_for_insn): Use DS theory to combine
5212 probabilities; set the edge probabilities when finished.
5213 (estimate_probability): Avoid duplicated matches
5214 of LOOP_BRANCH heuristics for nested loops; update comment.
5215 * predict.def: Add flags for each prediction, set probabilities
5216 according to B&L paper.
5217 * predict.h (DEF_PREDICTOR): New argument FLAGS.
5219 * profile.c (compute_branch_probabilities): Cleanup way the edge
5220 probabilities are computed and REG_BR_PROB notes are dropped; if
5221 values does not match, emit error.
5222 (init_branch_prob): Do error instead of warning when profile driven
5223 feedback is missing or corrupt.
5225 2001-07-27 DJ Delorie <dj@redhat.com>
5227 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
5228 against a constant, try to adjust the compare to have the desired
5229 constant in it so that min/max optimizations happen more often.
5231 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5233 * flow.c (last_loop_beg_note): New function.
5234 (redirect_edge_and_branch): Use it.
5235 (split_edge): Likewise.
5237 * alias.c (loop_p): Avoid uninitialized memory access.
5239 * flow.c (try_forward_edges): Avoid accessing freed memory.
5241 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
5244 2001-07-26 Andrew Haley <aph@redhat.com>
5245 Joern Rennecke <amylaar@redhat.com>
5247 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
5248 (SUBTARGET_CPP_ENDIAN_SPEC): New.
5249 (SUBTARGET_CPP_SPEC): New.
5251 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
5252 (SUBTARGET_CPP_PTR_SPEC): New.
5253 (CPP_DEFAULT_CPU_SPEC): New.
5254 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
5255 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
5256 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
5257 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
5258 (SUBTARGET_CPP_SPEC): Define as an empty string.
5260 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5262 * doc/install.texi (Configuration): Properly link the host
5263 specific instructions also when generating HTML.
5265 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
5267 * flow.c (redirect_edge_and_branch_force): Test
5268 target->global_live_at_start.
5270 2001-07-26 Richard Henderson <rth@redhat.com>
5272 * simplify-rtx.c (avoid_constant_pool_reference): Export.
5273 * rtl.h (avoid_constant_pool_reference): Declare it.
5274 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
5275 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
5277 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5279 * rtl.h (cleanup_barriers): Declare.
5280 * jump.c (cleanup_barriers): New function.
5281 * toplev.c (rest_of_compilation): Call cleanup_barriers
5282 before loop optimizer and after bb_reorder.
5284 * flow.c (back_edge_of_syntactic_loop_p): New.
5285 (split_edge): Use it.
5287 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5289 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
5291 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
5293 * cse.c (cse_process_notes): Replace any registers if the address
5296 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
5298 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
5299 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
5300 (propagate_block): Update prototype.
5301 * flow.c (update_life_info): Simplify the CFG and
5302 recalculate the global regs which are alive when
5303 removing dead code during a global update.
5304 (propagate_block): Return non-zero if an INSN is
5307 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5309 * Makefile.in (LIBICONV): Define.
5311 2001-07-26 Catherine Moore <clm@redhat.com>
5313 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
5314 of conditional to avoid tree checking errors.
5316 2001-07-26 Kazu Hirata <kazu@hxi.com>
5318 * regmove.c (regmove_optimize): Don't replace a reg with
5319 another reg of a different mode.
5321 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
5323 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
5324 limit length of dependancy flush list.
5325 * params.h (MAX_PENDING_LIST_LENGTH): Define.
5326 * sched-int.h (struct deps): Add pending_flush_length field.
5327 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
5328 has 1 element in it.
5329 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
5330 (sched_analyze): After a jump, if the pending memory flush list is too
5331 large, flush the pending lists.
5332 (init_deps): Initialize pending_flush_length to 0.
5333 * doc/invoke.texi (max_pending_list_length): Document parameter.
5335 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
5337 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
5338 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
5339 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
5341 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5343 * cpphash.h (struct_lexer_state): Delete was_skipping.
5344 Move skipping here from struct cpp_reader.
5345 * cpplex.c (parse_identifier): Update.
5346 (_cpp_lex_token): Don't skip tokens in a directive.
5347 * cpplib.c (struct if_stack): Update.
5348 (start_directive, end_directive): Don't change skipping state.
5349 (_cpp_handle_directive): Update.
5350 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
5351 (do_else, do_endif): Update; only check for excess tokens if not
5352 in a skipped conditional block.
5353 (push_conditional): Update for new struct if_stack.
5355 2001-07-26 Graham Stott <grahams@redhat.com>
5357 * function.c (locate_and_pad_parm): Also pad initial offset
5358 so that the total argument size also includes the padding.
5360 2001-07-26 Graham Stott <grahams@redhat.com>
5362 * gensupport.c (alter_output_for_insn): Correct enable checking failure
5363 change XSTR to XTMPL.
5365 (process_one_cond_exec): Likewise
5367 2001-07-25 Richard Henderson <rth@redhat.com>
5369 * varasm.c (assemble_variable): Create DECL_RTL before setting
5372 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
5374 * predict.c (estimate_probability): Avoid duplicated predictions.
5376 * loop.c (find_and_verify_loops): Grok multiple barriers.
5378 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5380 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
5382 * dbxout.c: Consistently use putc instead of fputc.
5383 (print_wide_int): New function; call instead of direct fprintf.
5384 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
5385 (dbxout_type_fields, dbxout_type_method_1): Likewise.
5386 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
5387 (print_int_cst_octal): Likewise.
5388 (print_octal): Show we wrote characters.
5389 (dbxout_type): Set have_used_extensions in more places.
5391 2001-07-25 Catherine Moore <clm@redhat.com>
5393 * config/v850/v850.c (v850_va_arg): Use addr
5394 instead of valist to build incr.
5396 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
5398 * flow.c (delete_dead_jumptables): New function.
5399 (life_analyzis): Call it.
5400 * bb-reorder.c (skip_insns_after_block): Handle contradictory
5403 2001-07-25 Richard Henderson <rth@redhat.com>
5405 * except.c (reachable_handlers): Handle a region being removed
5406 out from under a RESX.
5408 2001-07-25 Richard Henderson <rth@redhat.com>
5410 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
5411 swap GE/GT if it is an fp comparison.
5413 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
5415 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
5418 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
5420 * ssa.c (rename_insn_1): Do not wrap an assignment to a
5421 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
5424 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
5426 (visit_expression): When attempting to simplify an expression,
5427 retrieve any modes for arguments before they are simplified
5430 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
5431 Janis Johnson <janis@us.ibm.com>
5433 * stmt.c (expand_goto): A nonlocal goto can be a call too.
5434 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
5435 pointer parameters to match documented usage of nonlocal_goto.
5436 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
5437 parameters to their correct order.
5438 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
5439 parameters to their correct order.
5441 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
5443 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
5445 2001-07-25 Jan Hubicka <jh@suse.cz>
5446 Richard Henderson <rth@redhat.com>
5448 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
5450 (make_edges): New argument update_p; populate the edge cache if set.
5451 (find_basic_blocks): Update make_edges invocation.
5453 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5455 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
5457 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5459 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
5460 -Acpu and -Amachine.h.
5461 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
5462 Corrected header to say ELF not a.out.
5463 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
5464 when given -msoft-float.
5466 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5468 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
5469 extra multilib parts like arm-elf.
5470 (i960-*-coff*, i960-*-rtems): Should not use collect2.
5471 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
5472 crtfini.o as extra multilib parts.
5474 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5476 * configure.in: Add rtems as a supported thread model.
5477 * gthr-rtems.h: Add missing entry point __gthread_active_p.
5478 * configure: Rebuilt.
5480 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
5482 * stor-layout.c (get_mode_alignment): make it work when
5483 BITS_PER_UNIT is not a power of two.
5484 * builtins.c (get_pointer_alignment): Likewise.
5486 2001-07-24 Richard Henderson <rth@redhat.com>
5488 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
5489 the retrieved constant into the expected mode.
5491 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5493 * flow.c (try_simplify_condjump): Avoid duplicated edges.
5494 (verify_flow_info): Check for duplicated edges; clarify
5497 * flow.c (block_label): Update basic_block_for_insn.
5498 (commit_edge_insertions): Call compute_bb_for_insn.
5500 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
5503 * flow.c (redirect_edge_and_branch,
5504 try_optimize_cfg): Use redirect_edge_succ_nodup
5505 (redirect_edge_succ_nodup): New.
5506 * basic_block.h (redirect_edge_succ_nodup): Declare.
5508 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
5511 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5513 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
5514 (try_crossjump_to_edge): Update commetns.
5515 (try_crossjump_bb): Likewise.
5517 2001-07-24 Richard Henderson <rth@redhat.com>
5519 * combine.c (distribute_notes): Move set of need_refresh
5520 for noop_move_p down to catch all cases.
5522 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
5524 * recog.c (split_all_insns_noflow): New.
5525 * rtl.h (split_all_insns_noflow): Declare.
5526 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
5527 * m68hc11.c (m68hc11_reorg): Likewise.
5528 * sh.c (machine_dependent_reorg): Likewise.
5529 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
5532 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
5534 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
5535 (ashlsi3_n splitter): Likewise.
5536 (lshrsi3_n splitter): Likewise.
5538 (GOTaddr2picreg): Make const SImode.
5539 (sym_label2reg): Likewise.
5540 (symGOT2reg): Likewise.
5541 (symGOTOFF2reg) Likewise.
5543 (casesi_worker_0): Make unspec SImode.
5545 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
5547 * config/sh/sh.c (barrier_align): Check that an operand really is
5548 an insn before extracting its INSN_CODE.
5550 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
5552 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
5555 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
5556 for SImode to prevent overflow.
5558 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5560 * config/mips/irix6-libc-compat.c: New file.
5561 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
5562 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
5565 2001-07-24 lars brinkhoff <lars@nocrew.org>
5567 * rtl.texi (REG_POINTER): Document.
5568 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
5569 QFmode, HFmode, TQFmode, QCmode, and HCmode.
5571 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
5573 * flow.c (delete_noop_moves): Do not confuse libcall regions.
5575 2001-07-23 Richard Henderson <rth@redhat.com>
5577 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
5579 2001-07-23 Kazu Hirata <kazu@hxi.com>
5581 * config/h8300/h8300-protos.h: Add a prototype for
5582 general_operand_dst_push.
5583 * config/h8300/h8300.c (general_operand_dst_push): New.
5584 * config/h8300/h8300.h (OK_FOR_T): New.
5585 (EXTRA_CONSTRAINT): Use it.
5586 * config/h8300/h8300.md (movqi_push): Remove and integrate into
5587 the existing movqi pattern.
5588 (movhi_push): Likewise.
5590 * reload.c: Fix comment typos.
5592 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
5594 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
5596 2001-07-23 H.J. Lu (hjl@gnu.org)
5598 * doc/extend.texi: Update __builtin_return_address and
5599 __builtin_frame_address.
5601 2001-07-23 Richard Henderson <rth@redhat.com>
5603 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
5605 * config/i386/i386.md: New setcc+movzbl peephole2.
5607 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5609 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
5610 * objc/objc-act.c: Include debug.h.
5611 (synth_module_prologue): Save and restore debug hooks too.
5613 2001-07-23 lars brinkhoff <lars@nocrew.org>
5615 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
5616 and C4X_FLOAT_FORMAT.
5617 (BOOL_TYPE_SIZE): Document.
5619 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
5621 * unroll.c (loop_iterations): Fix miscalculation of initial
5624 2001-07-13 Andrew Haley <aph@redhat.com>
5626 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
5627 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
5628 * config/sh/sh.c (sh_can_redirect_branch): New function.
5629 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
5630 * reorg.c (steal_delay_list_from_target): Use
5631 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
5633 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
5635 * flow.c (try_simplify_condjump): Unlink insn chain on
5636 fallthru edge; use can_fallthru.
5638 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
5640 * basic-block.h (find_sub_basic_block): Declare.
5641 * flow.c (make_edges): New arguments MIN and MAX;
5642 (find_sub_basic_blocks): Revamp to use make_edges
5643 and purge_dead_edges.
5644 (find_basic_blocks): Update call of find_sub_basic_block.
5646 * recog.c (split_all_insns): Always expect CFG to be consistent;
5647 call find_sub_basic_blocks in case something has changed.
5648 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
5651 * basic-block.h (delete_noop_moves): Declare.
5652 * combine.c (combine_instructions): Call it.
5653 (recog_for_combine): Tolerate noop moves
5654 (distribute_notes): Force refresh when register dies at noop move.
5655 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
5657 (life_analysis): Update delete_noop_moves call.
5658 (set_noop_p): Move too ...
5659 * rtlanal.c (noop_move_p): ... here.
5660 * rtl.h (noop_move_p): Declare.
5662 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
5663 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
5665 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
5666 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
5668 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
5670 * reload.c (push_reload): Fix typo in comment.
5671 (find_reloads_address): Ditto.
5672 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
5674 2001-07-22 Richard Henderson <rth@redhat.com>
5676 * flow.c: Grammar check and clarify a lot of comments.
5677 (try_simplify_condjump): Rename variables to be clearer.
5678 (try_forward_edges): Skip complex and fallthru edges.
5679 Rearrange tests to avoid duplicate checks.
5680 (flow_find_cross_jump): Likewise.
5681 (outgoing_edges_match): Allow match if neither branch has
5682 probability data. Loosen probability match to 5%.
5683 (try_crossjump_to_edge): Hoist repeated indirection into
5685 (try_crossjump_bb): Don't check complex edges. Eliminate
5686 redundant crossjump tests.
5687 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
5688 checks before more expensive checks.
5690 2001-07-22 Richard Henderson <rth@redhat.com>
5692 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
5693 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
5696 2001-07-22 Richard Henderson <rth@redhat.com>
5698 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
5699 (const_sint32_operand): Likewise.
5700 * m68k.md (anon mulsi pattern): Use const_int_operand not
5701 const_sint32_operand.
5702 (umulsi3_highpart): Zero extend a constant input.
5703 (smulsi3_highpart): Don't bother checking SImode constant.
5704 (const_umulsi3_highpart): Give op3 DImode.
5705 (const_smulsi3_highpart): Likewise.
5707 2001-07-22 Richard Henderson <rth@redhat.com>
5709 * flow.c (split_block): Make sure bb_note is included in the
5710 new block when splitting before a label.
5712 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
5714 * basic-block.h (redirect_edge_and_branch_force,
5715 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
5716 * flow.c (redirect_edge_and_branch_force,
5717 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
5718 (redirect_edge_and_branch_force): Fix copying of lifeness information.
5719 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
5720 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
5721 instead of label; update CFG after transformation.
5722 (find_if_case_1): Update call, use redirect_edge_and_branch_force
5723 for finishing the transformation; handle even case where ELSE
5724 does not follow THEN.
5725 (find_if_case_2): Update call of dead_or_predictable; simplify
5728 * emit-rtl.c (split_branch_probability): New global variable.
5729 (try_split): Take care to set split_branch_probability and
5730 create REG_BR_PROB note for new jump insns.
5731 * md.texi (define_split): Document new feature.
5733 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
5735 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
5737 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
5738 (asm_out_file): Remove redundant declaration.
5739 (assemble_asm): Remove old #if 0 block.
5740 (assemble_variable): Remove end of function; debug output is
5741 now handled with global_decl. Remove old #if 0 block. Update.
5742 Remove saved_in_section and associated no-op code.
5743 * Makefile.in (varasm.o): Correct dependencies.
5745 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
5747 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5748 the definition in defaults.h.
5750 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
5752 * jump.c: Update comments.
5753 (delete_barrier_successors, delete_unreferenced_labels,
5754 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
5755 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
5756 jump_optimize, jump_optimize_minimal): Kill.
5757 (rebuild_jump_labels): Move code from jump_optimize_1.
5758 (purge_line_number_notes): Likewise.
5759 (copy_loop_headers): Likewise.
5760 * reg-stack.c: Update comment.
5762 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
5763 JUMP_AFTER_REGSCAN): Kill.
5764 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
5765 purge_line_number_notes and copy_loop_headers.
5767 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
5768 Richard Henderson <rth@redhat.com>
5770 * dbxout.c (dbxout_global_decl): New.
5771 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
5772 * sdbout.c (sdbout_finish): New.
5773 (sdbout_debug_hooks): Use it, add comments.
5774 (sdbout_global_decl): Defer initialised public vars to
5776 * varasm.c (assemble_variable): Don't output debug information
5777 for file-scope variables.
5779 2001-07-22 Richard Henderson <rth@redhat.com>
5781 * config/alpha/alpha.c (get_trap_mode_suffix): New.
5782 (get_round_mode_suffix): New.
5783 (print_operand): Use them for [/]. Remove support for [&'`()+].
5784 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
5785 * config/alpha/alpha.md (attr round_suffix): New.
5786 (attr trap_suffix): New.
5787 (all insns): Set them appropriately. Use %/ instead of the
5790 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5792 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
5794 2001-07-22 Richard Henderson <rth@redhat.com>
5796 * regrename.c (regrename_optimize): Compute nregs for each
5797 potential target register.
5799 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
5800 Richard Henderson <rth@redhat.com>
5802 * dbxout.c (dbxout_global_decl): New.
5803 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
5804 * sdbout.c (sdbout_finish): New.
5805 (sdbout_debug_hooks): Use it, add comments.
5806 (sdbout_global_decl): Defer initialised public vars to
5808 * varasm.c (assemble_variable): Don't output debug information
5809 for file-scope variables.
5811 2001-07-21 H.J. Lu (hjl@gnu.org)
5813 * config/mips/mips.c (mips_cpu): Moved into ...
5814 (override_options): Here.
5816 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
5818 (mips_cpu): Removed.
5820 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5822 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
5823 ("iorqi3"): Likewise.
5824 ("xorqi3"): Likewise.
5825 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
5826 ("*subhi3_sp): Likewise.
5827 ("*subhi3"): Likewise.
5828 ("extendhisi2"): Accept D, X and Y as source operand to avoid
5831 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
5833 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
5834 * config/freebsd.h: Likewise.
5835 * config/linux.h: Likewise.
5836 * config/openbsd.h: Likewise.
5837 * config/alpha/linux-elf.h: Likewise.
5838 * config/arm/linux-elf.h: Likewise.
5839 * config/d30v/d30v.h: Likewise.
5840 * config/fr30/fr30.h: Likewise.
5841 * config/ia64/aix.h: Likewise.
5842 * config/ia64/ia64.h: Likewise.
5843 * config/mips/linux.h: Likewise.
5844 * config/pj/pj.h: Likewise.
5845 * config/rs6000/linux.h: Likewise.
5846 * config/sparc/linux.h: Likewise.
5847 * config/sparc/linux64.h: Likewise.
5849 2001-07-20 Bruce Korb <bkorb@gnu.org>
5851 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
5852 because getc() and char* may disagree on signedness.
5854 2001-07-20 Richard Henderson <rth@redhat.com>
5856 * doc/rtl.texi (REG_DEAD): Update for current semantics.
5858 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
5859 insns to delete in the presence of cc0 in a jump insn.
5861 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
5862 Jan Hubicka <jh@suse.cz>
5864 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
5865 of doing the change by hand.
5867 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
5869 * rtlanal.c (set_noop_p): Return true for noop jumps.
5871 * expr.c (emit_single_push_insn): Add call to push expander.
5872 * expr.h (optab_index): Add OTI_push
5873 (push_optab): New constant.
5874 * genopinit.c (optabs): Add push_optab.
5875 * optabs.c (init_optab): Init push optab.
5876 * md.texi (push??1): Document
5878 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5880 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
5881 expand to emit the pattern; put a REG_INC note for push/pop
5883 ("movdf", "movdf_internal"): Likewise.
5884 ("movsi", "movsi_internal"): Likewise.
5885 ("movsf", "movsf_internal"): Likewise.
5886 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
5888 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5890 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
5893 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
5895 * params.def: Change default max inline insns to 100.
5897 2001-07-20 Diego Novillo <dnovillo@redhat.com>
5899 * combine.c (combine_simplify_rtx): Generate a new shift operation
5900 when simplifying the first operand of a (neg (ashift)) expression.
5902 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5904 * regclass.c (N_REG_INTS): Use only 32 bits per element.
5906 2001-07-20 Kelley Cook <kelley.cook@home.com>
5908 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
5909 information. Move rest into ...
5910 (*-*-solaris): ... here. Eliminate redundant information and
5911 reword necessary packages section. Delete 4.x assembler bug info.
5912 (sparc-sun-*): Merge into ...
5913 (sparc-sun-sunos*): here.
5915 2001-07-20 Catherine Moore <clm@redhat.com>
5917 * config/v850/v850.md (casesi): Generate LABEL_REF
5920 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
5922 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
5923 * i386.c (ix86_zero_extend_to_Pmode): Make global.
5924 * i386.md (strclrsi expander): Use it.
5926 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
5928 * integrate.c (copy_insn_list): handle
5929 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
5930 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
5931 identically as to CODE_LABEL.
5933 * fold-const (fold): Convert A/B/C to A/(B*C) and
5936 * except.c (connect_post_landing_pads): Delete the RESX insns.
5938 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
5940 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
5942 * config/mips/mips.md (nmadd/nmsub): Use macro.
5944 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
5946 * cppinit.c (remove_dup_dir): Make static.
5947 (remove_dup_dirs): Make static. Only warn about preempting a
5948 system directory with a non-system directory.
5950 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
5952 * ifcvt.c (noce_try_store_flag_constants): Correct order
5953 of parameters to trunc_int_for_mode.
5955 2001-07-19 Mark Mitchell <mark@codesourcery.com>
5957 * reorg.c (fill_simple_delay_slots): If an instruction might throw
5958 an exception that will be caught within this function, do not fill
5959 its delay slot with any subsequent instruction.
5961 2001-07-19 Steve Ellcey <sje@cup.hp.com>
5963 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
5964 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
5965 pointer extension instruction.
5966 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
5967 * simplify-rtx.c (simplify_unary_operation) Likewise.
5968 * explow.c (convert_memory_address) Check value of
5969 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
5971 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
5972 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
5973 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
5974 Add Multilib Support.
5975 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
5976 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
5977 Add Multilib Support.
5978 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
5980 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
5981 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
5982 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
5984 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
5986 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
5987 old and new operands in `<', `3' and `b'.
5989 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
5991 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
5992 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
5993 (toplev.o): Don't depend on xcoffout.h.
5994 * c-decl.c: Include debug.h
5995 (duplicate_decls): Use debug hook.
5996 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
5997 (dbx_debug_hooks, xcoff_debug_hooks): Update.
5998 (dbxout_types): Remove.
5999 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
6000 * debug.c (do_nothing_debug_hooks): Update.
6001 (debug_true_tree, debug_nothing_rtx): New.
6002 * debug.h (struct rtx_def): New.
6003 (struct gcc_debug_hooks): New hooks ignore_block,
6004 outlining_inline_function and label.
6005 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
6006 dwarf2out_frame_finish): New.
6007 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
6008 Make static, update prototype.
6009 (dwarf2_debug_hooks): Update.
6010 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
6011 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
6012 * dwarfout.c (dwarf_debug_hooks): Update.
6013 * emit-rtl.c: Include debug.h.
6014 (remove_unnecessary_notes): Use debug hook.
6015 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
6016 (final_scan_insn): Use debug hook.
6017 * integrate.c (output_inline_function): Use debug hook.
6018 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
6019 (sdb_debug_hooks): Update.
6020 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
6021 * toplev.c: Don't include xcoffout.h.
6022 (note_outlining_of_inline_function, debug_ignore_block): Remove.
6023 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
6025 * tree.h (dwarf2out_do_frame): Remove.
6027 2001-07-19 Catherine Moore <clm@cygnus.com>
6029 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
6031 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
6033 * reload1.c (eliminate_regs_in_insn): When updating a set
6034 to the frame pointer to the hardware frame pointer, perform
6035 the update always not just when REPLACE is set.
6037 * reload1.c (choose_reload_regs): Don't inherit a reload
6038 that crosses multiple registers if registers past the first
6039 don't fit in the desired class.
6041 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
6042 when negating constants.
6044 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
6046 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
6047 * doc/tree.texi: Ditto.
6049 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
6050 Jakub Jelinek <jakub@redhat.com>
6052 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
6053 (extract_cie_info): Handle "eh" augmentation properly,
6055 (struct frame_state, __frame_state_for): New.
6057 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6059 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
6060 HANDLE_SYSV_PRAGMA): Define.
6061 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
6063 (copy_object): Caller changed.
6065 2001-07-19 Andreas Schwab <schwab@suse.de>
6067 * configure.in (assembler dwarf2 debug_line support): Define nop
6069 * configure: Regenerated.
6071 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
6073 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
6075 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
6076 to conditionally compiled block.
6077 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6078 * dbxout.h (dbxout_function): Remove.
6079 * debug.c (do_nothing_debug_hooks): Update.
6080 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
6081 global_decl, deferred_inline_function.
6082 * dwarf2out.c (dwarf2_debug_hooks): Update.
6083 (dwarf2out_global_decl): New.
6084 * dwarfout.c: Don't include dwarfout.h.
6085 (dwarfout_global_decl, dwarfout_function_decl,
6086 dwarfout_deferred_inline_function): New.
6087 (dwarf_debug_hooks): Update.
6088 * dwarfout.h: Remove.
6089 * final.c: Don't include dwarfout.h.
6090 * sdbout.c (sdbout_global_decl): New.
6091 (sdbout_debug_hooks): Update.
6092 * toplev.c: Don't include dwarfout.h.
6093 (check_global_declarations, rest_of_compilation): Use new debug hooks.
6094 (note_deferral_of_defined_inline_function): Remove.
6095 * toplev.h (note_deferral_of_defined_inline_function): Remove.
6096 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
6097 * ch/lex.c: Don't include dwarfout.h.
6098 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
6099 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
6100 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
6101 * cp/optimize.c: Include debug.h.
6102 (maybe_clone_body): Use debug hook.
6103 * cp/semantics.c: Include debug.h.
6104 (expand_body): Use debug hook.
6105 * po/POTFILES.in: Remove dwarfout.h.
6107 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
6109 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
6110 * c-parse.in (yyerror, _yylex): Similarly.
6111 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
6112 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
6114 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
6115 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
6117 2001-07-18 Jeff Sturm <jsturm@one-point.com>
6119 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
6120 in-class declaration at -g1. Fixes c++/2814.
6122 2001-07-18 Richard Henderson <rth@redhat.com>
6124 * doc/md.texi (reload_in/out): Document restrictions in predicates
6125 and constraints for these patterns. Document empty string matching
6128 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6130 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
6132 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6134 * cse.c: Undo my previous patch.
6136 2001-07-18 Tom Tromey <tromey@redhat.com>
6139 * configure: Rebuilt.
6140 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
6142 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
6144 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
6145 Jan Hubicka <jh@suse.cz>
6147 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
6148 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
6149 * jump.c (mark_jump_label): Do not forward branches.
6151 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
6153 * cse.c (delete_trivially_dead_insns): Delete the libcall block
6154 when return value is unused.
6156 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6158 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
6160 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
6162 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
6163 on error. We can't blindly return the result of
6164 pthread_mutex_trylock because it returns a positive number on
6165 error, while we must return -1 on error.
6166 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
6168 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
6170 2001-07-18 Andreas Jaeger <aj@suse.de>
6172 * integrate.c (output_inline_function): Correct type of debug_hooks.
6174 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
6176 * combine.c (combine_simplify_rtx): DIV can be treated
6177 associatively for floats if unsafe math optimisations are enabled.
6179 2001-07-17 Richard Henderson <rth@redhat.com>
6181 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
6183 2001-07-17 Richard Henderson <rth@redhat.com>
6185 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
6186 don't force the function address into a register.
6187 (expand_call, emit_library_call_value_1): Update callers.
6188 * builtins.c (expand_builtin_apply): Likewise.
6189 * expr.h (prepare_call_address): Update decl.
6191 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
6193 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
6195 * config/i386/chorus.h: Move up.
6196 * config/sparc/chorus.h: Likewise.
6197 * config/rs6000/chorus.h: Likewise.
6198 * config/chorus.h: Moved here.
6200 2001-07-17 Andreas Schwab <schwab@suse.de>
6202 * configure.in (assembler eh_frame optimization): Handle big
6204 * configure: Regenerated.
6206 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
6208 * expr.c (epxand_expr): Convert divisions into multiplications by
6209 reciprocals if -ffast-math.
6211 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
6213 * dbxout.c (dbxout_really_begin_function): Rename to
6214 dbxout_begin_function.
6215 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6216 (dbxout_begin_function): Remove.
6217 (dbxout_function): Update.
6218 (dbxout_source_line): Update prototype.
6219 * dbxout.h (dbxout_begin_function): Remove.
6220 * debug.c (do_nothing_debug_hooks): Update.
6221 (debug_nothing_tree): Update.
6222 (debug_nothing_charstar_rtx): Remove.
6223 * debug.h (union tree_node): Declare.
6224 (struct rtx_def): Remove.
6225 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
6226 begin_function. Change source_line prototype.
6227 (debug_nothing_tree): New.
6228 (debug_nothing_charstar_rtx): Delete.
6229 (dwarf2out_begin_prologue): Moved from ...
6231 * dwarf2out.c (dwarf2_debug_hooks): Update.
6232 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
6233 debug info, call dwarf2out_source_line.
6234 (dwarf2out_souce_line): Update prototype.
6235 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
6236 Change prototype, make static.
6237 (dwarfout_source_line): Update prototype.
6238 (dwarf_debug_hooks): Update.
6239 * dwarfout.h (dwarfout_begin_function): Remove.
6240 * final.c (final_start_function, final_scan_insn): Use appropriate
6241 debug hooks, update to use notice_source_line.
6242 (output_source_line): Rename notice_source_line. Don't call the
6243 source_line debug hook.
6244 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
6245 make static, update prototype.
6246 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
6248 (sdbout_end_prologue): New.
6249 (sdbout_source_line): Update prototype.
6250 (sdbout_debug_hooks): Update.
6251 (sdbout_symbol): Remove unused var.
6252 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
6254 * varasm.c: Include debug.h.
6255 (assemble_start_function): Use begin_function debug_hook.
6256 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
6257 update with prototype.
6258 (xcoffout_source_line): Update prototype.
6259 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
6261 (xcoffout_source_line): Update prototype.
6263 2001-07-17 Richard Henderson <rth@redhat.com>
6265 * c-typeck.c (build_binary_op): Do not shorten unsigned
6266 right shift after sign extension.
6268 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
6270 * combine.c (combine_simplify_rtx): Attempt to simplify
6271 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
6273 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
6274 (simplify_binary_operation, simplify_unary_operation,
6275 simplify_relational_operation): Use it.
6277 * combine.c (combine_simplify_rtx): Don't do associative law
6278 on divisions; allow associative law on floats.
6280 2001-07-17 H.J. Lu <hjl@gnu.org>
6281 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6283 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
6284 ASM_OUTPUT_WEAK_ALIAS are defined.
6285 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
6286 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
6288 * config/mips/iris5.h: ... here.
6289 (HANDLE_SYSV_PRAGMA): Defined as 1.
6290 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
6291 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
6294 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
6296 * c-parse.in (all_prefix_attributes): New variable.
6297 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
6298 (maybe_resetattrs): New production.
6299 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
6300 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
6301 notype_initdcl, nested_function, notype_nested_function,
6302 component_decl, components, components_notype,
6303 component_declarator, component_notype_declarator,
6304 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
6305 ivars, mydecl, myparm): Update. Avoid prefix attributes just
6306 after a comma being applied to more than one declarator.
6307 * doc/extend.texi (Attribute Syntax): Update. Remove
6308 documentation of bugs that are no longer present.
6310 2001-07-13 Eric Christopher <echristo@redhat.com>
6312 * config/mips/mips.h: Change TUNE_MIPS* options to use
6314 (EXTRA_SPECS): Add cc1_cpu_spec.
6315 * config/mips/mips.md (muldf3): Fix typo.
6317 2001-07-16 Richard Henderson <rth@redhat.com>
6319 * config/m68k/m68k.c: Include expr.h and reload.h.
6320 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
6321 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
6323 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
6324 Richard Henderson <rth@redhat.com>
6326 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
6327 (insn_live_p): Fix fall off end of function.
6328 (dead_libcall_p): Remove COUNTS argument; update callers.
6329 (delete_trivially_dead_insns): Remove unused variables.
6331 2001-07-17 Andreas Jaeger <aj@suse.de>
6333 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
6336 * lcm.c (optimize_mode_switching): Avoid warning for unused
6337 variable if !NORMAL_MODE.
6339 * flow.c (try_crossjump_to_edge): Remove unused variable.
6341 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
6343 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
6344 atexit declaration in stdlib.h.
6346 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
6348 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
6350 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6352 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
6353 * except.c (finish_eh_generation): Update call of cleanup_cfg;
6354 do rebuild_jump_labels instead of jump_optimize
6355 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
6356 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
6357 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
6359 * flow.c: Include timevar.h
6360 (find_basic_block): Push/pop timevar;
6361 (cleanup_cfg): Likewise.
6362 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
6363 * Makefile: Add dependencies on timevar.h
6365 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
6366 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
6368 * rtl.h (delete_trivially_dead_insns): Add new parameter.
6369 * toplev.c (rest_of_compilation): Update calls.
6370 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
6371 (delete_trivially_dead_insns): ... here; accept new argument
6372 preserve_basic_blocks; preserve basic blocks if set.
6374 * reg-stack.c (stack_regs_mentioned): Return 0 if
6375 stack_regs_mentioned_data is not initialized.
6376 (reg_to_stack): Make stack_regs_mentioned survive after the
6377 reg-stack is completted; do not call cleanup_cfg.
6378 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
6379 make cleanup_cfg after bb-reorder to output to debug file.
6381 2001-07-16 Richard Henderson <rth@redhat.com>
6383 * regclass.c (init_reg_sets): Use only 32 bits per initializer
6384 from int_reg_class_contents.
6386 2001-07-16 Richard Henderson <rth@redhat.com>
6388 * hard-reg-set.h (regs_invalidated_by_call): Declare.
6389 * regclass.c (regs_invalidated_by_call): Move from cse.c.
6390 (init_reg_sets_1): Move initialization from cse_main.
6391 * cse.c (regs_invalidated_by_call): Move to regclass.c.
6392 (cse_main): Move its initialization also.
6393 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
6394 * flow.c (propagate_one_insn): Likewise.
6395 * gcse.c (compute_hash_table): Likewise.
6396 (compute_kill_rd, compute_store_table): Likewise.
6397 * sched-deps.c (sched_analyze_1): Likewise.
6399 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
6401 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
6404 2001-07-16 Steve Ellcey <sje@cup.hp.com>
6406 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
6407 in if statement so we don't access undefined memory.
6409 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
6411 * gcse.c: Update comment at top.
6412 Update comment on mem handling.
6413 mem_last_set, mem_first_set, mem_set_in_block: gone.
6414 Declaration of reg_set_info: gone.
6415 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
6416 pointless with load_killed_in_block_p (they are *more*
6417 conservative then it, not less, and less accurate).
6418 (oprs_not_set_p): Ditto.
6419 (alloc_gcse_mem): Don't allocate mem_set_in_block
6420 (free_gcse_mem): Don't free it, either.
6421 (record_last_mem_set_info): Update comment in front, remove
6422 mem_*set_* stuff. Note the reason we don't handle stores directly
6424 (compute_hash_table): Update comments to reflect reality. Remove
6425 mem_*set_* references.
6426 (reset_opr_set_tables): Remove mem_*set_* references.
6428 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
6429 (mark_clobber): Ditto (on both parts, we double set here too).
6430 (expr_killed_p): Remove mem_set_in_block test.
6431 (compute_transp): Remove mem_set_in_block test.
6433 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
6434 of edge, and removal of phi alternative to dump file.
6435 (ssa_ccp_substitute_constants): Add note about register now being
6436 constant, and which uses were replaced in what insns to dump file.
6438 2001-07-16 Andreas Jaeger <aj@suse.de>
6440 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
6441 variables of type HOST_WIDEST_INT.
6443 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
6444 (__bb_exit_func): Correct type of count_max to avoid overflow.
6445 (num_digits): Handle long long argument.
6447 * combine.c (gen_lowpart_for_combine): Remove unused variable.
6449 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6451 * output.h (sdb_begin_function_line): Restore as an extern
6453 * sdbout.c (sdb_begin_function_line): Make extern.
6455 2001-07-15 Richard Henderson <rth@redhat.com>
6457 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
6458 * genrecog.c (maybe_both_true_mode): New.
6459 (maybe_both_true_2): Use it.
6460 (write_switch): Don't put Pmode in a switch.
6461 * rtl.c (mode arrays): Don't explicitly size them.
6463 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6465 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
6466 handling; move unconditional splitting before mode switching.
6468 * i386.md (type): Add fistp type.
6469 (i387, length_attr, scheduling definitions): Handle this type.
6470 (fix_trunc?f?i2): Revamp to use mode switching.
6471 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
6472 * i386.h (fp_cw_mode): New enum
6473 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
6474 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
6476 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6478 * Makefile.in (integrate.o): Add debug.h.
6479 * integrate.c (debug.h): Add.
6480 (output_inline_function): Save, reset, and restore debug_hooks.
6482 2001-07-15 Richard Henderson <rth@redhat.com>
6484 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
6485 instead of COMPARE for the EQUIV expression.
6487 2001-07-15 Richard Henderson <rth@redhat.com>
6489 * flow.c (redirect_edge_and_branch_force): Initialize
6490 global_live_at_start and global_live_at_end.
6491 (allocate_bb_life_data): Export.
6492 * basic-block.h (allocate_bb_life_data): Declare.
6493 * toplev.c (rest_of_compilation): Call it.
6495 2001-07-15 Richard Henderson <rth@redhat.com>
6497 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
6498 (alpha_tablejump_best_label): New.
6499 * config/alpha/alpha-protos.h: Declare them.
6500 * config/alpha/alpha.md: Use braced strings for code blocks.
6501 (tablejump_osf): Break out add with r29.
6502 (tablejump_osf_internal): Remove.
6503 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
6504 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
6506 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6508 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
6511 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
6513 * i386-protos.h (ix86_split_fp_branch): Update prototype.
6514 (ix86_fp_jump_nontrivial_p): New.
6515 * i386.md (fp_jcc_?): Update call of split_fp_branch;
6516 use ix86_fp_jump_nontrivial_p.
6517 * i386.c (ix86_fp_jump_nontrivial_p): New.
6518 (ix86_split_fp_branch): Accept code instead of rtx.
6519 (ix86_expand_compare): Expand comparison early in case
6520 doing so is resonably cheap.
6522 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
6524 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
6526 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
6527 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
6529 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
6531 * dbxout.c (dbxout_source_line): Make static, update prototype.
6532 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
6533 (dbxout_init, dbxout_finish, dbxout_source_line,
6534 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
6535 * dbxout.h (dbxout_source_line): Delete.
6536 * debug.c (debug_nothing_file, debug_nothing_file_int,
6537 debug_nothing_file_charstar_rtx): New.
6538 (do_nothing_debug_hooks): Update.
6539 (debug_nothing_void, debug_nothing_charstar_rtx,
6540 dwarf2out_end_epilogue): New.
6541 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
6542 * debug.h (struct rtx_def): Declare.
6543 (gcc_debug_hooks): New hooks source_line, end_epilogue
6545 (debug_nothing_void, debug_nothing_charstar_rtx,
6546 dwarf2out_end_epilogue): New.
6547 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
6548 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
6549 (dwarf2_debug_hooks): Update.
6550 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
6551 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
6552 * dwarf2out.h (dwarf2out_source_line): Remove.
6553 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
6554 Make static, update prototype.
6555 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
6556 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
6557 (dwarf_debug_hooks): Update.
6558 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
6559 dwarfout_end_function): Remove.
6560 * final.c (profile_function): Use debug hooks for ending functions
6562 (output_source_line, final_end_function): Update prototype,
6564 (final_start_function, final_scan_insn): Update.
6565 * output.h (sdb_begin_function_line): Remove.
6566 (final_end_function): Update prototype.
6567 * sdbout.c (sdb_begin_function_line): Make static.
6568 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
6569 (sdbout_source_line): New.
6570 (sdbout_end_epilogue, sdbout_end_function): Make static, update
6572 (sdb_debug_hooks): Update.
6573 (sdbout_init, sdbout_source_line,
6574 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
6575 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
6576 * toplev.c (compile_file, rest_of_compilation): Update.
6577 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
6578 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
6579 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
6580 Update for prototype changes.
6581 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
6582 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
6584 2001-07-15 Richard Henderson <rth@redhat.com>
6586 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
6587 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
6588 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
6589 * config/alpha/alpha.c: Likewise.
6590 * config/alpha/alpha.md: Likewise.
6591 * config/alpha/alpha32.h: Likewise.
6592 * config/alpha/vms.h: Likewise.
6595 2001-07-14 Richard Henderson <rth@redhat.com>
6597 * config/alpha/alpha.md: Use define_constants for unspec values.
6598 Substitute throughout.
6600 2001-07-14 Tim Josling <tej@melbpc.org.au>
6602 * tree.def (EXPON_EXPR) remove. Never supported anyway.
6604 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
6606 * pa.md: Remove unused constraints from define_split's.
6608 2001-04-14 Richard Henderson <rth@redhat.com>
6610 * ifcvt.c (find_cond_trap): Test for exit block.
6612 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
6614 Re-install recently reverted patch.
6615 * emit-rtl.c (try_split): Update mark_jump_label call.
6616 * flow.c (find_sub_basic_blocks): Likewise.
6617 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
6619 (mark_all_labels): Kill second parameter.
6620 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
6621 (rebuild_jump_labels, jump_optimize_minimal): Update call
6623 (jump_optimize_1): Kill crossjumping code.
6624 (mark_jump_label): Kill cross_jump parameter.
6625 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
6626 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
6627 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
6629 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
6631 (dump_file_info): Likewise.
6632 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
6633 reorganize passes to do reg-stack first, bb-reorder second.
6634 * invoke.texi (-d letters doc): Remove the jump2 pass.
6636 2001-07-14 Richard Henderson <rth@redhat.com>
6638 * ifcvt.c (find_cond_trap): New.
6639 (find_if_header): Call it.
6640 (merge_if_block): Relax existing jump sanity check.
6641 * jump.c (jump_optimize_1): Remove conditional trap handling.
6643 2001-07-14 Alan Modra <amodra@bigpond.net.au>
6645 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
6647 (insn_refs_are_delayed): Correct comment.
6648 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
6649 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
6650 instead of r31. Make associated insn !TARGET_64BIT, and
6651 provide an additional 64-bit insn that clobbers r2.
6653 (udivsi3): Likewise.
6655 (umodsi3): Likewise.
6657 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
6659 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
6661 * flow.c (redirect_edge_and_branch_force, split_edge,
6662 try_crossjump_to_edge): Use set_block_for_new_insns.
6663 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
6665 2001-07-13 H.J. Lu (hjl@gnu.org)
6667 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
6670 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
6672 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
6674 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
6676 * c-common.c (decl_attributes): Take a pointer to the node to
6677 which attributes are to be attached, and a flags argument.
6678 * c-common.h (enum attribute_flags): New.
6679 (decl_attributes): Update prototype.
6680 * c-decl.c (start_decl, push_parm_decl, finish_struct,
6681 finish_enum, start_function): Update calls to decl_attributes.
6682 * c-parse.in (component_declarator, component_notype_declarator,
6683 label): Update calls to decl_attributes.
6685 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
6687 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
6688 * config/avr/avr.c (legitimate_address_p): Return value changed
6689 from letter to register classes. For better debugging.
6691 2001-07-13 Kazu Hirata <kazu@hxi.com>
6693 * jump.c (reversed_comparison_code_parts): Fix comment typos.
6695 2001-07-13 H.J. Lu (hjl@gnu.org)
6697 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
6699 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
6701 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
6702 correctly for shared configurations.
6703 * config/t-libgcc-pic: New.
6704 * config/{i386,m68k,sparc}/t-openbsd: New.
6705 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
6706 Support -shared. Support debugging libraries with -g.
6707 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
6708 frame information does not emit pointer diffs.
6709 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
6712 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
6714 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
6716 2001-07-13 David Edelsohn <edelsohn@gnu.org>
6718 * combine.c (try_combine): Ensure const_int pow2 is positive.
6720 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
6722 * config.gcc: Add configuration for s/390.
6723 * config/s390/s390.c: New. Subroutines for code generation.
6724 * config/s390/s390.h: New. Definitions for s/390.
6725 * config/s390/s390-protos.h: New. Prototypes.
6726 * config/s390/linux.h: New. Definitions for linux for s/390.
6727 * config/s390/linux64.h: New. Definitions for linux for zSeries.
6728 * config/s390/t-linux: New. Makefile fragment.
6729 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
6730 * config/s390/fixdfdi.h: New. Fix L_fix*di.
6732 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
6734 * emit-rtl.c (try_split): Update mark_jump_label call.
6735 * flow.c (find_sub_basic_blocks): Likewise.
6736 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
6738 (mark_all_labels): Kill second parameter.
6739 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
6740 (rebuild_jump_labels, jump_optimize_minimal): Update call
6742 (jump_optimize_1): Kill crossjumping code.
6743 (mark_jump_label): Kill cross_jump parameter.
6744 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
6745 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
6746 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
6748 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
6750 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
6751 reorganize passes to do reg-stack first, bb-reorder second.
6752 * invoke.texi (-d letters doc): Remove the jump2 pass.
6754 2001-07-12 Steve Ellcey <sje@cup.hp.com>
6756 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
6758 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6760 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
6762 (verify_flow_info): Make diagnostics prettier.
6764 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6766 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
6768 * flow.c (outgoing_edges_match): Return early if condition reversal
6771 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
6773 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
6774 (mips_move_2words): When splitting a move into two instructions,
6775 prefix the second address operand with '%D'.
6777 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
6779 * Makefile.in (final.o): Depend on debug.h.
6780 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
6781 (dbx_debug_hooks): Add new hooks.
6782 (xcoff_debug_hooks): New.
6783 * debug.c (debug_nothing_file_int_int): New.
6784 (do_nothing_debug_hooks): Update.
6785 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
6786 (debug_nothing_file_int_int): New.
6787 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
6788 static, update prototype.
6789 (dwarf2_debug_hooks): Update.
6790 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
6791 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
6792 static, update prototype.
6793 (dwarf_debug_hooks): Update.
6794 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
6795 * final.c: Include debug.h.
6796 (final_scan_insn): Use debug hooks when beginning and ending blocks.
6797 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
6798 static, update prototype.
6799 (sdb_debug_hooks): Update.
6800 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
6801 * toplev.c: Distinguish between xcoff and dbx.
6803 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
6804 Call all debug hooks, not just dwarf ones.
6806 2001-07-11 Timothy Wall <twall@redhat.com>
6808 * config.gcc: Add configuration for AIX5/IA64.
6809 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
6810 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
6811 support prefix/suffix code.
6812 * config/ia64/t-aix: New. Makefile fragment.
6813 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
6815 2001-07-11 Kazu Hirata <kazu@hxi.com>
6817 * recog.c (validate_change): Fix a comment typo.
6819 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
6821 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
6822 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
6824 * dbxout.c (dbx_debug_hooks): Add new hooks.
6825 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
6827 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
6829 * dbxout.h (dbxout_start_new_source_file,
6830 dbxout_resume_previous_source_file): Delete.
6831 * debug.c (do_nothing_debug_hooks): Add new hooks.
6832 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
6833 (debug_nothing_int_charstar, debug_nothing_int): New.
6834 * debug.h (gcc_debug_hooks): New hooks define, undef,
6835 start_source_file and end_source_file.
6836 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
6837 (debug_nothing_int_charstar, debug_nothing_int): New.
6838 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
6839 the conditionally compiled section.
6840 (dwarf2out_start_source_file, dwarf2out_end_source_file,
6841 dwarf2out_define, dwarf2out_undef): Make static.
6842 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
6843 dwarf2out_define, dwarf2out_undef): Remove.
6844 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
6845 (dwarfout_start_source_file, dwarfout_end_source_file,
6846 dwarfout_define, dwarfout_undef): Make static.
6847 (dwarfout_start_source_file_check,
6848 dwarfout_end_source_file_check): New.
6849 (dwarfout_define, dwarfout_finish): Update.
6850 * dwarfout.h (dwarfout_start_new_source_file,
6851 dwarfout_resume_previous_source_file, dwarfout_define,
6852 dwarfout_undef): Remove.
6853 * sdbout.c (sdb_debug_hooks): Add new hooks.
6854 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
6856 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
6857 make static, take an arg.
6858 * sdbout.h (sdbout_start_new_source_file,
6859 sdbout_resume_previous_source_file): Delete.
6860 * toplev.c (debug_start_source_file, debug_end_source_file,
6861 debug_define, debug_undef): Delete.
6862 * toplev.h (debug_start_source_file, debug_end_source_file,
6863 debug_define, debug_undef): Delete.
6865 * java/jcf-parse.c: Include debug.h.
6866 (parse_class_file): Update to use debug hooks directly.
6867 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
6869 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6871 * alias.c (set_mem_alias_set): New function.
6872 * rtl.h (set_mem_alias_set): Declare it.
6873 * builtins.c (expand_builtin_return_addr): Call it instead of
6874 using MEM_ALIAS_SET accessor.
6875 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
6876 (get_memory_rtx, expand_builtin_va_arg): Likewise.
6877 (expand_builtin_va_copy):Likewise.
6878 * caller-save.c (setup_save_areas): Likewise.
6879 * calls.c (compute_argument_addresses): Likewise.
6880 * explow.c (set_mem_attributes): Likewise.
6881 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
6882 (expand_assignment, store_constructor_field, store_field): Likewise.
6883 (expand_expr_unaligned): Likewise.
6884 * function.c (assign_stack_temp_for_type): Likewise.
6885 (put_reg_into_stack, gen_mem_addressof): Likewise.
6886 * ifcvt.c (noce_try_cmove_arith): Likewise.
6887 * reload1.c (reload, alter_reg): Likewise.
6888 * config/alpha/alpha.c (get_aligned_mem): Likewise.
6889 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
6890 (alpha_expand_unaligned_store): Likewise
6891 (alpha_expand_unaligned_load_words): Likewise.
6892 (alpha_expand_unaligned_store_words): Likewise.
6893 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
6894 (alpha_expand_epilogue): Likewise.
6895 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
6896 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
6897 * config/i386/i386.c (legitimize_pic_address): Likewise.
6898 * config/i960/i960.c (setup_incoming_varargs): Likewise.
6899 * config/ia64/ia64.c (spill_restore_mem): Likewise.
6900 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
6901 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
6902 * config/mips/mips.c (mips_va_arg): Likewise.
6903 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
6904 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
6905 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
6906 (setup_incoming_varargs, rs6000_va_arg): Likewise.
6907 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
6908 (rs6000_emit_epilogue): Likewise.
6909 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
6910 * config/sparc/sparc.c (sparc_va_arg): Likewise.
6911 * config/v850/v850.c (v850_va_arg): Likewise.
6913 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
6915 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
6916 when fallthru edge is present.
6917 (mege_blocks): Handle case where creation of jump insn
6920 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
6921 CLEANUP_POST_REGSTACK): New constants.
6922 * except.c (finish_eh_generation): Update call of cleanup_cfg,
6923 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
6924 * output.h (cleanup_cfg): Update prototype.
6925 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
6926 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
6927 cleanup_cfg call; kill missleading comment.
6928 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
6929 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
6930 parameter; control optimizations performed using it.
6931 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
6932 try_crossjump_bb): New functions.
6934 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
6936 * pa.c (pa_output_function_prologue): Delete prototype. Make function
6938 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
6939 pa_output_function_prologue.
6940 * pa-protos.h (pa_output_function_prologue): New prototype.
6942 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
6944 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
6945 and low to get correct sign extension in low+high test.
6947 2001-07-11 Janis Johnson <janis@us.ibm.com>
6949 * gcov.c (arcdata): Use gcov_type to fix branch percentage
6950 for large hit count.
6952 * profile.c (branch_prob): Fix .bbg info for computed gotos
6955 2001-07-11 Mark Mitchell <mark@codesourcery.com>
6957 * stmt.c (parse_output_constraint): New function, split out
6959 (expand_asm_operands): ... here. Use parse_output_constraint.
6960 * tree.h (parse_output_constraint): Declare it.
6962 2001-07-11 Richard Henderson <rth@redhat.com>
6964 * bitmap.c: Comment some functions; fiddle whitespace.
6965 (bitmap_free): Don't export.
6966 (bitmap_element_allocate): Use memset.
6967 * bitmap.h (bitmap_free): Don't declare.
6969 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
6971 * gcse.c, lcm.c, sched-deps.c:
6972 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
6974 * flow.c (flow_loops_find): Free dom if we found no loops, since
6975 we aren't going to save it.
6977 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
6980 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
6982 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
6984 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6986 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
6987 #ifndef DWARF2_DEBUGGING_INFO.
6989 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
6991 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
6993 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
6995 * config/mips/mips.c (gen_int_relational): Tell the caller not to
6996 reverse a branch if a NE comparison is implemented with GTU.
6998 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
6999 H.J. Lu <hjl@gnu.org>
7001 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
7003 (call_internal2): Likewise.
7004 (call_value_internal1): Likewise.
7005 (call_value_internal2): Likewise.
7006 (call_value_multiple_internal1): Likewise.
7007 (call_value_multiple_internal2): Likewise.
7009 2001-07-10 Kazu Hirata <kazu@hxi.com>
7011 * calls.c (emit_library_call_value_1): Fix a comment typo.
7012 * dwarf2out.c (mem_loc_descriptor): Likewise.
7013 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
7015 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
7017 * simplify-rtx.c (simplify_subreg): Fix typo in comment
7019 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7021 * recog.c (offsettable_address_p): Handle LO_SUM case.
7022 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
7023 instead of plus_constant.
7025 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7027 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
7028 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
7030 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7032 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
7033 adjust_address_nv instead of plus_constant.
7035 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
7037 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
7038 dwarf2out.o): Depend on debug.h, wrap long lines.
7039 * dbxout.c: Include debug.h.
7040 (dbx_debug_hooks): New.
7041 (dbxout_init): Make static, take just 2 args.
7042 (dbxout_finish): Make static.
7043 * dbxout.h (dbxout_init, dbxout_finish): Delete.
7044 * debug.c: New file.
7045 * debug.h: New file.
7046 * dwarf2out.c: Include debug.h.
7047 (dwarf2_debug_hooks): New.
7048 (dwarf2out_init): Make static.
7049 (dwarf2out_finish): Make static, take 2 args.
7050 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
7051 * dwarfout.c: Include debug.h.
7052 (dwarf_debug_hooks): New.
7053 (dwarfout_init): Make static.
7054 (dwarfout_finish): Make static, take 2 args.
7055 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
7056 * sdbout.c: Include debug.h.
7057 (sdb_debug_hooks): New.
7058 (sdbout_init): Make static, take 2 args.
7059 * sdbout.h (sdbout_init): Delete.
7060 * toplev.c: Include debug.h.
7062 (compile_file): Set deubg_hooks based on command line options.
7063 Use the hooks unconditionally rather than conditional compilation.
7065 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
7067 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
7068 first_insn_after_basic_block_note instead.
7070 * df.c (df_bb_refs_unlink): #if 0 out for now.
7072 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
7074 * ssa.h: Add prototype for ssa_const_prop
7075 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
7076 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
7077 (ssa_fast_dce): Remove unused variable
7079 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7081 * diagnostic.c (finish_diagnostic): Rename to
7082 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
7085 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
7087 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
7090 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
7091 (dump_file): Only pad the demangled name with spaces if the
7092 mangled name was padded with spaces.
7094 2001-07-10 Bernd Schmidt <bernds@redhat.com>
7096 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
7099 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7101 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
7102 extraction if no direct load if either EXPAND_CONST_ADDRESS or
7105 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
7106 whether can put offset inside LO_SUM to check mode alignment, not size.
7108 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7110 * doc/tm.texi (Misc): Fix thinko.
7112 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
7114 * regmove.c (replace_in_call_usage): Fix warnings.
7115 * sched-deps.c (add_dependence): Fix warnings.
7116 * simplify-rtx.c (simplify_subreg): Likewise.
7117 Return NULL_RTX instead of NULL.
7119 * reg-stack.c (emit_swap_insn): Eliminate warnings.
7120 (subst_asm_stack_regs): Likewise.
7122 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
7125 * dwarf2out.c (output_call_frame_info): Declare i as int.
7126 (build_abbrev_table): Declare n_alloc as int.
7127 (dwarf2out_finish): Initialize die.
7128 * except.c: Declare sjlj_funcdef_number as unsigned.
7129 (connect_post_landing_pads): Declare j as unsigned.
7130 (convert_to_eh_region_ranges): Initialize call_site.
7131 (output_function_exception_table): Initialize tt_format_size.
7132 * expr.c (move_by_pieces_1): Initialize to1.
7133 (store_constructor): Initialize minelt and maxelt.
7134 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
7135 * function.c (instantiate_decls): Avoid signed/unsigned warning.
7137 * c-decl.c (combine_parm_decls): Unused, remove.
7138 * c-tree.h: Remove prototype for combine_parm_decls.
7140 * reload.c (push_reload): Fix warning.
7141 (regno_clobbered_p): Likewise.
7142 * reload1.c (replace_pseudos_in_call_usage): Likewise.
7143 (reload_combine): Likewise.
7145 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
7146 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
7148 * bitmap.c (bitmap_operation): Change user.
7149 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
7151 2001-07-10 Eric Christopher <echristo@redhat.com>
7153 * config/mips/mips.c (override_options): Fix typo.
7155 2001-07-09 Stan Shebs <shebs@apple.com>
7157 * target.h (struct gcc_target): New fields init_builtins and
7159 * target-def.h (TARGET_INIT_BUILTINS): New macro.
7160 (TARGET_EXPAND_BUILTIN): New macro.
7161 (TARGET_INITIALIZER): Add them.
7162 * builtins.c: Include target.h.
7163 (expand_builtin): Use targetm.expand_builtin.
7164 (default_init_builtins): New function.
7165 (default_expand_builtin): New function.
7166 * expr.h (default_init_builtins): Declare.
7167 (default_expand_builtin): Declare.
7168 * c-common.c (c_common_nodes_and_builtins): Use
7169 targetm.init_builtins.
7170 * defaults.h (MD_INIT_BUILTINS): Remove.
7171 * Makefile.in (builtins.o): Depend on target.h.
7173 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
7174 (TARGET_EXPAND_BUILTIN): Define.
7175 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
7176 (MD_EXPAND_BUILTIN): Remove.
7178 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
7179 (TARGET_EXPAND_BUILTIN): Define.
7180 (c4x_init_builtins): Make endlink arg a local.
7181 (c4x_print_operand): Fix typos in adjust_address usages.
7182 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
7183 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
7184 (MD_EXPAND_BUILTIN): Remove.
7186 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
7187 (TARGET_EXPAND_BUILTIN): Define.
7188 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
7189 (ix86_init_builtins): Call new function only if TARGET_MMX.
7190 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
7191 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
7192 (MD_EXPAND_BUILTIN): Remove.
7194 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
7195 (TARGET_EXPAND_BUILTIN): Define.
7196 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
7197 (MD_EXPAND_BUILTIN): Remove.
7199 * doc/tm.texi: Document these changes.
7201 2001-07-09 Diego Novillo <dnovillo@redhat.com>
7203 * basic-block.h (tree_node): Forward declare if needed.
7204 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
7205 (BLOCK_HEAD_TREE): Define.
7206 (BLOCK_END_TREE): Define.
7207 (struct loops): Rename field 'tree' to 'tree_root'.
7208 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
7210 (flow_loops_tree_build): Rename reference to field 'tree' to
7212 (flow_loops_level_compute): Ditto.
7213 * predict.c (estimate_bb_frequencies): Ditto.
7214 * tree.h (struct tree_common): Add field 'aux'.
7216 2001-07-09 Stan Shebs <shebs@apple.com>
7218 * config/darwin.c (darwin_encode_section_info): Don't mark any
7219 DECL_EXTERNAL node as defined.
7221 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7223 * pa.c (pa_init_machine_status, pa_mark_machine_status,
7224 pa_free_machine_status, hppa_init_pic_save): Delete.
7225 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
7226 (hppa_profile_hook): Use hppa_pic_save_rtx.
7227 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
7228 hppa_init_pic_save): Delete.
7229 (hppa_pic_save_rtx): Declare.
7230 * pa.md (call, call_value, sibcall, sibcall_value,
7231 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
7233 2001-07-09 Kazu Hirata <kazu@hxi.com>
7235 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
7236 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
7238 2001-07-09 Andreas Jaeger <aj@suse.de>
7240 * output.h: Add declaration of final_forward_branch_p.
7242 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
7244 * varray.c: Include errors.h for internal_error and trim_filename
7247 * Makefile.in (varray.o): Add errors.h.
7249 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
7251 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
7252 * optabs.c (have_add2_insn): Check whether the add insn chosen
7253 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
7254 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
7256 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
7258 * Makefile.in (OBJS): Add ssa-ccp.o
7259 (ssa-ccp.o): Add dependencies.
7260 * toplev.c (DFI_ssa_ccp): New dump file enum.
7261 (dump_file): Add entry for dumping after SSA CCP.
7262 (flag_ssa_ccp): New flag variable.
7263 (f_options): Add -fssa-ccp.
7264 (rest_of_compilation): Run SSA CCP if requested.
7265 * timevar.def (TV_SSA_CCP): New timevar.
7266 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
7267 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
7268 Fix minor typo in SSA DCE documentation.
7269 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
7270 Add documentation for new dump option. Renumber dump files
7273 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7275 * emit-rtl.c (gen_highpart_mode): New.
7276 * rtl.h (gen_highpart_mode): Declare.
7277 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
7278 operand can be VOIDmode constant.
7280 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
7282 * flow.c (redirect_edge_and_branch_force): New.
7283 (can_fallthru): Ensure that basic blocks are succeeding.
7284 (try_optimize_cfg): Do not delete basic block if it is the last one.
7286 * flow.c (try_redirect_by_replacing_jump): Do not remove
7287 jumps with side effects, unlink chain on fallthru edge;
7288 set block for new jump instruction; avoid basic block to
7289 over by line number note.
7291 * flow.c (try_simplify_condjump): Verify that the condjump
7292 is not always falling trought.
7295 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
7297 * flow.c (forwarder_block_p): Fix for fallthru blocks.
7298 (try_redirect_by_replacing_jump): Update properly the count
7299 and frequency information.
7301 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7303 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
7304 address that is a LO_SUM specially.
7305 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
7307 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
7309 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
7310 (operand_subword): Use them.
7311 (change_address_1): Renamed from change_address; new arg VALIDATE.
7312 * expr.h: Reflect above changes; change_address now macro.
7313 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
7315 * cselib.c (add_mem_for_addr): Likewise.
7316 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
7317 * regmove.c (try_apply_stack_adjustment): Likewise.
7318 * reload.c (push_reload, make_memloc): Likewise.
7319 * reload1.c (eliminate_regs): Likewise.
7320 * simplify-rtx.c (simplify_replace_rtx): Likewise.
7321 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
7323 * combine.c (make_extraction, simplify_shift_const): Likewise.
7324 (gen_lowpart_for_combine): Likewise.
7325 * cse.c (gen_lowpart_if_possible): Likewise.
7326 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
7327 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
7328 * optabs.c (gen_move_insn): Likewise.
7329 * reload1.c (alter_reg): Likewise.
7330 * simplify-rtx.c (simplify_subreg): Likewise.
7331 * stmt.c (expand_anon_union_decl): Likewise.
7332 * recog.c (validate_replace_rtx_1): Likewise.
7334 * Makefile.in (recog.o): Add $(EXPR_H).
7335 * explow.c (stabilize): Call replace_equiv_address.
7336 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
7337 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
7339 2001-07-03 Andrew Haley <aph@redhat.com>
7341 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
7342 the mode of the memory location.
7344 2001-07-09 Bo Thorsen <bo@suse.co.uk>
7346 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
7348 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
7350 * final.c (output_addr_const): Use target opening and
7351 closing parentheses.
7352 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
7353 defaults, add to TARGET_ASM_OUT.
7354 * target.h (struct gcc_target): Add open_paren and close_paren.
7355 * doc/md.texi: Update.
7356 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
7357 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
7358 TARGET_ASM_CLOSE_PAREN.
7359 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
7361 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
7363 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
7364 * config/a29k/a29k.h: Similarly.
7365 * config/alpha/alpha.h: Similarly.
7366 * config/arc/arc.h: Similarly.
7367 * config/arm/aof.h: Similarly.
7368 * config/arm/aout.h: Similarly.
7369 * config/avr/avr.h: Similarly.
7370 * config/c4x/c4x.h: Similarly.
7371 * config/clipper/clipper.h: Similarly.
7372 * config/convex/convex.h: Similarly.
7373 * config/d30v/d30v.h: Similarly.
7374 * config/dsp16xx/dsp16xx.h: Similarly.
7375 * config/elxsi/elxsi.h: Similarly.
7376 * config/fr30/fr30.h: Similarly.
7377 * config/h8300/h8300.h: Similarly.
7378 * config/i370/i370.h: Similarly.
7379 * config/i386/i386.h: Similarly.
7380 * config/i860/i860.h: Similarly.
7381 * config/i960/i960.h: Similarly.
7382 * config/ia64/ia64.h: Similarly.
7383 * config/m32r/m32r.h: Similarly.
7384 * config/m68hc11/m68hc11.h: Similarly.
7385 * config/m68k/m68k.h: Similarly.
7386 * config/m88k/m88k.h: Similarly.
7387 * config/mcore/mcore.h: Similarly.
7388 * config/mips/mips.h: Similarly.
7389 * config/mn10200/mn10200.h: Similarly.
7390 * config/mn10300/mn10300.h: Similarly.
7391 * config/ns32k/ns32k.h: Similarly.
7392 * config/pa/pa.h: Similarly.
7393 * config/pdp11/pdp11.h: Similarly.
7394 * config/pj/pj.h: Similarly.
7395 * config/romp/romp.h: Similarly.
7396 * config/rs6000/rs6000.h: Similarly.
7397 * config/sh/sh.h: Similarly.
7398 * config/sparc/sparc.h: Similarly.
7399 * config/v850/v850.h: Similarly.
7400 * config/vax/vax.h: Similarly.
7401 * config/we32k/we32k.h: Similarly.
7403 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
7405 * doc/c-tree.texi: Document representation of attributes.
7407 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7409 * doc/tm.texi: Update some places for the rename of target to
7412 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7414 * target.h (struct gcc_target): Add insert_attributes.
7415 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
7416 (TARGET_INITIALIZER): Update.
7417 * tree.c, tree.h (default_insert_attributes): New function.
7418 Update comments on other default functions to refer to targetm,
7420 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
7421 TARGET_INSERT_ATTRIBUTES.
7422 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
7423 * c-common.c (decl_attributes): Use targetm.insert_attributes.
7424 Don't use PRAGMA_INSERT_ATTRIBUTES.
7425 * Makefile.in (c-common.o): Depend on $(TARGET_H).
7426 * c-decl.c (start_decl, start_function): Don't call
7427 SET_DEFAULT_DECL_ATTRIBUTES.
7428 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
7429 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
7431 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
7432 (c4x_check_attribute): Avoid modifying attribute list itself.
7433 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
7435 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
7436 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
7438 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
7439 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
7441 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
7442 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
7444 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
7445 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
7446 Adjust parameters. Make static.
7448 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7450 * c-common.c (decl_attributes): Only take a single attributes
7452 * c-common.h (decl_attributes): Update prototype.
7453 * c-decl.c (start_decl, start_function): Only take a single
7454 attributes parameter. Update calls to decl_attributes.
7455 (finish_struct, finish_enum): Update calls to decl_attributes.
7456 (push_parm_decl): Expect unified list of attributes. Update call
7458 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
7459 notype_nested_function, component_declarator,
7460 component_notype_declarator, label): Update calls to
7462 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
7463 lists that are passed to push_parm_decl.
7464 * c-tree.h (start_function, start_decl): Update prototypes.
7465 * config/sh/sh-protos.h, config/sh/sh.c
7466 (sh_pragma_insert_attributes): Only take a single attributes
7468 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
7469 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
7470 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
7471 build_module_descriptor, generate_static_references,
7472 generate_strings, build_selector_translation_table,
7473 generate_descriptor_table, generate_protocols,
7474 generate_ivars_list, generate_dispatch_table,
7475 generate_protocol_list, generate_category,
7476 generate_shared_structures, really_start_method, add_objc_decls,
7477 generate_classref_translation_entry): Update calls to start_decl
7479 (build_tmp_function_decl, start_method_def): Unify attribute lists
7480 that are passed to push_parm_decl.
7482 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
7484 * final.c (no_asm_to_stream): New.
7485 (final_scan_insn): Use target structures for prologue ends
7486 and epilogue starts.
7487 * output.h (no_asm_to_stream): New.
7488 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
7489 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
7490 (TARGET_ASM_OUT): Update.
7491 * target.h (struct gcc_target): New members function_end_prologue
7492 and function_begin_epilogue.
7493 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
7494 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
7495 * config/alpha/alpha.c (output_end_prologue): Rename to
7496 alpha_output_function_end_prologue. Use in target struct
7498 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
7499 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
7500 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
7501 ia64_output_function_end_prologue. Use in target struct
7503 (ia64_function_prologue, ia64_funciton_epilogue): Rename
7504 mistyped prototypes.
7505 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
7506 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
7508 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
7509 an use in target struct, make static.
7510 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
7513 2001-07-08 Richard Henderson <rth@redhat.com>
7515 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
7517 2001-07-08 Richard Henderson <rth@redhat.com>
7519 * config/i386/i386.md: Remove constraints strings from define_split
7520 and define_peephole2 patterns.
7521 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
7522 (eh_return): Use them.
7524 2001-07-08 Richard Henderson <rth@redhat.com>
7526 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
7527 Document MD_FALLBACK_FRAME_STATE_FOR.
7529 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7531 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
7532 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
7534 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
7536 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
7538 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
7539 of the label inside NAME as opposed to just the end of NAME.
7541 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
7543 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
7544 * config/alpha/alpha.c (alpha_init_machine_status,
7545 alpha_mark_machine_status, alpha_free_machine_status): Delete.
7546 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
7547 (vms_valid_decl_attribute_p): Make static, conditionally compile.
7548 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
7550 2001-07-06 Stan Shebs <shebs@apple.com>
7552 * target.h (targetm): Rename global from "target", so as not to
7553 conflict with local variables.
7555 * c-typeck.c: Ditto.
7559 * cp/decl2.c: Ditto.
7560 * cp/typeck.c: Ditto.
7561 * 1750a/1750a.c: Ditto.
7562 * a29k/a29k.c: Ditto.
7566 * clipper/clipper.c: Ditto.
7567 * convex/convex.c: Ditto.
7568 * d30v/d30v.c: Ditto.
7569 * dsp16xx/dsp16xx.c: Ditto.
7570 * elxsi/elxsi.c: Ditto.
7571 * fr30/fr30.c: Ditto.
7572 * h8300/h8300.c: Ditto.
7573 * i370/i370.c: Ditto.
7574 * i386/i386.c: Ditto.
7575 * i860/i860.c: Ditto.
7576 * i960/i960.c: Ditto.
7577 * ia64/ia64.c: Ditto.
7578 * m32r/m32r.c: Ditto.
7579 * m68hc11/m68hc11.c: Ditto.
7580 * m68k/m68k.c: Ditto.
7581 * m88k/m88k.c: Ditto.
7582 * mips/mips.c: Ditto.
7583 * ns32k/ns32k.c: Ditto.
7585 * pdp11/pdp11.c: Ditto.
7586 * romp/romp.c: Ditto.
7587 * rs6000/rs6000.c: Ditto.
7589 * sparc/sparc.c: Ditto.
7591 * we32k/we32k.c: Ditto.
7592 * doc/tm.texi: Update the manual to match.
7594 2001-07-06 Richard Henderson <rth@redhat.com>
7596 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
7597 DWARF2_UNWIND_INFO not just whether it is defined.
7599 2001-07-06 Diego Novillo <dnovillo@redhat.com>
7601 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
7602 call to simplify_binary_operation returns a new pattern.
7604 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7606 * glimits.h (__SHRT_MAX__): New.
7607 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
7608 (SHRT_MAX): Define in terms of __SHRT_MAX__.
7610 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
7612 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
7615 2001-07-06 Richard Henderson <rth@redhat.com>
7617 * bitmap.c (bitmap_release_memory): Move adjacent to the
7618 allocation functions.
7619 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
7620 the implementation. Binary search for the set bit.
7621 (bitmap_union_of_diff): Allocate the temporary on the stack
7622 instead of using xmalloc.
7624 2001-07-06 Richard Henderson <rth@redhat.com>
7626 * genrecog.c (validate_pattern): Warn for constraints in
7627 define_{expand,split,peephole2}. Remove strict_low_part
7628 before looking up match_dup.
7630 2001-07-06 DJ Delorie <dj@redhat.com>
7632 * doc/gcc.texi (Makefile): Rename to be a more general purpose
7633 chapter about various build hints and history. Add section
7634 talking about the various types of native and cross builds.
7636 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
7638 * Makefile.in (final.o): Depend on target.h.
7639 * final.c: Include target.h.
7640 (default_function_pro_epilogue): New.
7641 (final_start_function): Use target structure for function prologues.
7642 (final_end_function): Use target structure for function epilogues.
7643 * fold-const.c (real_hex_to_f): Constify s and p.
7644 * output.h (default_function_pro_epilogue): New.
7645 * real.h (real_hex_to_f): Update prototype.
7646 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
7647 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
7648 (TARGET_INITIALIZER): Update.
7649 * target.h (gcc_target): Add struct asm_out.
7650 * doc/tm.texi: Update.
7653 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
7654 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
7655 in cpu/cpu.c, or rename old functions consistently. Take
7656 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
7657 redundant macros and prototypes. Make new functions static.
7659 * 1750a/1750a.c: Similarly.
7660 * 1750a/1750a.h: Similarly.
7661 * a29k/a29k-protos.h: Similarly.
7662 * a29k/a29k.c: Similarly.
7663 * a29k/a29k.h: Similarly.
7664 * arc/arc-protos.h: Similarly.
7665 * arc/arc.c: Similarly.
7666 * arc/arc.h: Similarly.
7667 * arm/arm-protos.h: Similarly.
7668 * arm/arm.c: Similarly.
7669 * arm/arm.h: Similarly.
7670 * avr/avr-protos.h: Similarly.
7671 * avr/avr.c: Similarly.
7672 * avr/avr.h: Similarly.
7673 * clipper/clipper-protos.h: Similarly.
7674 * clipper/clipper.c: Similarly.
7675 * clipper/clipper.h: Similarly.
7676 * convex/convex.c: Similarly.
7677 * convex/convex.h: Similarly.
7678 * d30v/d30v-protos.h: Similarly.
7679 * d30v/d30v.c: Similarly.
7680 * d30v/d30v.h: Similarly.
7681 * d30v/d30v.md: Similarly.
7682 * dsp16xx/dsp16xx-protos.h: Similarly.
7683 * dsp16xx/dsp16xx.c: Similarly.
7684 * dsp16xx/dsp16xx.h: Similarly.
7685 * elxsi/elxsi.c: Similarly.
7686 * elxsi/elxsi.h: Similarly.
7687 * fr30/fr30.c: Similarly.
7688 * fr30/fr30.md: Similarly.
7689 * h8300/h8300-protos.h: Similarly.
7690 * h8300/h8300.c: Similarly.
7691 * h8300/h8300.h: Similarly.
7692 * i370/i370-protos.h: Similarly.
7693 * i370/i370.c: Similarly.
7694 * i370/i370.h: Similarly.
7695 * i386/i386.c: Similarly.
7696 * i386/osf1elf.h: Similarly.
7697 * i386/osfrose.h: Similarly.
7698 * i860/i860-protos.h: Similarly.
7699 * i860/i860.c: Similarly.
7700 * i860/i860.h: Similarly.
7701 * i960/i960-protos.h: Similarly.
7702 * i960/i960.c: Similarly.
7703 * i960/i960.h: Similarly.
7704 * ia64/ia64-protos.h: Similarly.
7705 * ia64/ia64.c: Similarly.
7706 * ia64/ia64.h: Similarly.
7707 * m32r/m32r-protos.h: Similarly.
7708 * m32r/m32r.c: Similarly.
7709 * m32r/m32r.h: Similarly.
7710 * m68hc11/m68hc11-protos.h: Similarly.
7711 * m68hc11/m68hc11.c: Similarly.
7712 * m68hc11/m68hc11.h: Similarly.
7713 * m68k/crds.h: Similarly.
7714 * m68k/dpx2.h: Similarly.
7715 * m68k/m68k-protos.h: Similarly.
7716 * m68k/m68k.c: Similarly.
7717 * m68k/m68k.h: Similarly.
7718 * m68k/news.h: Similarly.
7719 * m88k/m88k-protos.h: Similarly.
7720 * m88k/m88k.c: Similarly.
7721 * m88k/m88k.h: Similarly.
7722 * mips/mips-protos.h: Similarly.
7723 * mips/mips.c: Similarly.
7724 * mips/mips.h: Similarly.
7725 * ns32k/merlin.h: Similarly.
7726 * ns32k/ns32k.c: Similarly.
7727 * ns32k/ns32k.h: Similarly.
7728 * ns32k/tek6000.h: Similarly.
7729 * pa/pa-protos.h: Similarly.
7730 * pa/pa.c: Similarly.
7731 * pa/pa.h: Similarly.
7732 * pdp11/2bsd.h: Similarly.
7733 * pdp11/pdp11-protos.h: Similarly.
7734 * pdp11/pdp11.c: Similarly.
7735 * pdp11/pdp11.h: Similarly.
7736 * romp/romp-protos.h: Similarly.
7737 * romp/romp.c: Similarly.
7738 * romp/romp.h: Similarly.
7739 * rs6000/rs6000-protos.h: Similarly.
7740 * rs6000/rs6000.c: Similarly.
7741 * rs6000/rs6000.h: Similarly.
7742 * rs6000/sysv4.h: Similarly.
7743 * sh/sh-protos.h: Similarly.
7744 * sh/sh.c: Similarly.
7745 * sh/sh.h: Similarly.
7746 * sparc/sparc-protos.h: Similarly.
7747 * sparc/sparc.c: Similarly.
7748 * sparc/sparc.h: Similarly.
7749 * vax/vax.c: Similarly.
7750 * vax/vax.h: Similarly.
7751 * vax/vms.h: Similarly.
7752 * we32k/we32k.c: Similarly.
7753 * we32k/we32k.h: Similarly.
7755 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
7757 * basic-block.h (first_insn_after_basic_block_note): Declare.
7758 * flow.c (first_insn_after_basic_block_note): Define. Moved
7760 * ssa.c (first_insn_after_basic_block_note): Remove.
7761 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
7763 (ssa_eliminate_dead_code): Properly update the CFG and PHI
7764 nodes when we find a dead conditional branch. Insert BARRIERs
7765 after any blocks with no successors, but which do not have
7768 2001-07-06 Zack Weinberg <zackw@stanford.edu>
7770 * varray.c (varray_check_failed): Use internal_error.
7772 2001-07-05 Andrew Haley <aph@redhat.com>
7774 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
7775 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
7776 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
7778 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
7780 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
7781 reference if the target constant is also a SYMBOL_REF.
7783 2001-07-05 Eric Christopher <echristo@redhat.com>
7785 * config/mips/mips.h (MASK_MIPS3900): Remove.
7786 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
7787 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
7788 (TARGET_MIPS3900): Change to use mips_arch.
7789 (TARGET_MIPS4000): New.
7790 (TARGET_MIPS4100): New.
7791 (TARGET_MIPS4300): New.
7792 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
7793 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
7795 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
7796 (ISA_HAS_BRANCHLIKELY): To here.
7797 (CC1_CPU_SPEC): New.
7798 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
7799 (mips_arch_string): Declare.
7800 (mips_arch): Declare.
7801 (TARGET_OPTIONS): Add -march and -mtune.
7803 * config/mips/mips.c (mips_arch_string): New.
7805 (override_options): Handle -march for codegen and -mtune
7806 for scheduling. Use mips_arch. Move tx39 target default here.
7807 (mips_parse_cpu): Move error message to override_options.
7809 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
7811 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
7813 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
7814 (MIPS Options): Ditto. Change mcpu entry to historical text.
7816 2001-07-05 H.J. Lu (hjl@gnu.org)
7818 * config/mips/mips.c (mips_parse_cpu): New function to parse
7821 2001-07-05 Jim Wilson <wilson@redhat.com>
7823 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
7824 * config/ia64/t-ia64: Likewise.
7825 (LIB1ASMFUNCS): Update comment.
7827 2001-07-05 David Edelsohn <edelsohn@gnu.org>
7829 * doc/install.texi (Install GCC: Binaries): Fix typo.
7831 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7833 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
7834 reference using the stack pointer, adjust it since we push Y
7836 ("*ashrsi3"): Likewise.
7837 ("*lshrsi3"): Likewise.
7839 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7841 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
7842 when -fomit-frame-pointer is used.
7844 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
7846 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
7847 (try_redirect_by_replacing_jump): Reverse updating properly the
7848 count and frequency information. Reverse removing cc0 setter.
7849 (forwarder_block_p): Reverse fixing for fallthru blocks.
7851 2001-07-05 DJ Delorie <dj@redhat.com>
7853 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
7854 (translate_options): If the above is defined, use it to map
7855 given options to new options.
7856 * doc/tm.texi: Document it.
7858 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
7859 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7861 * doc/invoke.texi (Optimize Options): Document that -fgcse may
7862 cause programs using computed gotos to run more slowly.
7864 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7866 * doc/install.texi (Specific): Markup, spelling and typo fixes.
7868 Consistently require binutils 2.11.2, not prereleases.
7869 (Specific, decstation-*): Canonicalize as mips-dec-*.
7870 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
7872 (Specific, m68k-altos): Removed reference to README.altos, deleted.
7873 (Specific, mips-*): Reword MIPS C compiler requirements.
7874 (Specific, powerpc*-*-*): New, mention --with-cpu once.
7875 (Specific, sunv5): Removed, obsolete.
7877 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
7879 * dwarf2out.c (output_loc_list): Use an all ones mask for
7880 .text asm output and don't rely on long long
7881 literals. Reformat some long lines.
7883 2001-07-05 Andreas Jaeger <aj@suse.de>
7885 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
7888 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
7890 * dwarf2out.c (dwarf2out_define): Update comment.
7891 (dwarf2out_undef): Ditto.
7892 (dwarf2out_start_source_file): Ditto.
7893 (dwarf2out_end_source_file): Ditto.
7894 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
7895 since we never call the start/end debug hook for the primary file.
7897 2001-07-04 Kazu Hirata <kazu@hxi.com>
7899 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
7902 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
7904 * cppinit.c (remove_dup_dirs): Inform if a system include
7905 directory is being reordered.
7906 * doc/invoke.texi (Directory Options): GCC warns if you hide a
7908 * doc/cpp.texi (Search Paths): Likewise.
7909 * doc/gcc.texi (Interoperation): Remove information about
7912 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
7914 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
7915 (VARRAY_TOP_CHAR_PTR): Likewise.
7917 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7919 * gcc.c (process_command): Don't assign elements of a const char*.
7921 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7923 * emit-rtl.c (change_address): Don't abort if invalid address while
7924 reload is in progress.
7926 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
7928 * c-lex.c (cb_file_change): Pass line number to
7929 debug_start_source_file.
7930 (cb_undefine): Pass correct line number to debug_undef.
7932 * toplev.c (debug_start_source_file): Add line number to
7933 parameters. Pass it along to dwarf2out_start_source_file.
7934 (decode_g_option): Stop resetting debug level back to normal when
7935 we change debug formats, unless the current level is
7936 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
7939 * toplev.h (debug_start_source_file): Add line number to
7942 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
7945 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
7947 Output debug_macinfo data for starting file if requested.
7948 (dwarf2out_end_source_file): Output debug_macinfo data for ending
7950 (dwarf2out_define): Output debug_macinfo data for defining a macro
7952 (dwarf2out_undef): Output debug_macinfo data for undefining a
7954 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
7955 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
7956 (macinfo_section_label): New. DWARF2 macro info section label.
7957 (dwarf2out_init): If we want macro info, output the start label
7959 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
7960 attribute to the compilation unit die pointing to the macro info.
7962 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
7964 * dwarf2out.c (new_loc_list): Move to inside #ifdef
7965 DWARF2_DEBUGGING_INFO.
7966 (add_loc_descr_to_loc_list): Ditto.
7967 (output_loc_list): Ditto.
7968 Also, fix thinko in curr not being initialized.
7969 (gen_internal_sym): Ditto.
7971 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7973 * emit-rtl.c (replace_equiv_address): New function.
7974 * expr.h (replace_equiv_address): New declaration.
7975 * explow.c (validize_mem): Call it instead of change_address and
7976 also call if -fforce-addr and address is constant.
7977 * expr.c: Replace more calls to change_address with adjust_address
7978 and/or replace_equiv_address or to validize_mem.
7979 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
7980 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
7981 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
7982 * config/i370/i370.md, config/i860/i860.md: Likewise.
7983 * config/i960/i960.md, config/mips/mips.c: Likewise.
7984 * config/mips/mips.md, config/pa/pa.md: Likewise.
7985 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
7986 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
7988 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7990 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
7992 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
7995 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
7997 * doc/include: New directory.
7998 * doc/fdl.texi: Move to doc/include/fdl.texi.
7999 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
8000 * doc/include/funding.texi, doc/include/gpl.texi: New files.
8001 * doc/gcc.texi: Use funding.texi and gpl.texi.
8002 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
8003 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
8004 Update dependencies and use -I $(docdir)/include.
8006 2001-07-04 Anthony Green <green@redhat.com>
8008 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
8010 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8012 * doc/install.texi (sparc64-*-*): Remove garbage.
8014 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
8016 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
8017 Fix typo in last change to use adjust_address.
8019 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8021 * doc/install.texi (Specific): Update information for *-*-solaris*.
8023 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8025 * explow.c (plus_constant_wide): Reinitialize Y for restart.
8027 2001-07-03 Stan Shebs <shebs@apple.com>
8029 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
8030 case for flag_no_mach_text_sections.
8031 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
8032 * config/darwin.c (flag_no_mach_text_sections): Remove.
8033 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
8035 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8037 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
8038 and avoid checking for constant as first operand.
8039 * recog.c (find_constant_term_loc): No longer static.
8040 (adj_offettable_operand): Delete.
8041 * rtl.h (adj_offsettable_operand): Delete declaration.
8042 (find_constant_term): Add declaration.
8043 * caller-save.c: Replace calls to adj_offsettable_operand with calls
8045 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
8046 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
8047 * config/i386/i386.c, config/i386/i386.md: Likewise.
8048 * config/i860/i860.c, config/i960/i960.c: Likewise.
8049 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
8050 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
8051 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
8052 * config/mips/mips.c, config/mips/mips.md: Likewise.
8053 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
8054 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
8055 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
8056 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
8057 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
8058 * config/ns32k/ns32k.md: Likewise.
8060 2001-07-03 Zack Weinberg <zackw@stanford.edu>
8062 * rtl.c (copy_rtx): Handle 'T' format letter.
8063 * gensupport.c (collect_insn_data): Likewise.
8064 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
8066 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
8068 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
8069 -B option. Use 'dir' not 'foo' as example directory name.
8071 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8073 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8074 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
8076 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
8078 * doc/cppinternals.texi: Improve formatting and logical markup.
8080 2001-07-03 Andreas Jaeger <aj@suse.de>
8082 * Makefile.in (insn-recog.o): Add dependency on reload.h.
8084 * genrecog.c (write_header): Include reload.h for prototypes in
8087 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
8090 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
8091 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
8092 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
8093 i386_pe_valid_type_attribute_p): Add.
8094 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
8095 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
8097 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8099 * explow.c (plus_constant_wide, case LO_SUM): New case.
8100 (plus_constant_for_output_wide): Delete.
8101 * rtl.h (plus_constant_for_output): Delete.
8102 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
8103 instead of plus_constant_for_output.
8104 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
8105 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
8106 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
8107 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
8108 * config/sparc/sparc.md: Likewise.
8109 Convert some change_address calls to adjust_address.
8111 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
8113 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
8114 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
8115 documentation of -std and -Wwrite-strings.
8117 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
8119 * cse.c (canon_hash): Don't register registers in very small
8120 register classes, as extending their lifetime might cause
8123 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8125 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
8127 * flow.c (forwarder_block_p): Fix for fallthru blocks.
8128 (try_redirect_by_replacing_jump): Update properly the count
8129 and frequency information.
8131 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
8133 * toplev.c (dump_file_index): Move SSA dumps just after first
8135 (dump_file): Corresponding changes.
8136 (rest_of_compilation): Move SSA path to just after the first
8138 * doc/gcc.texi (Passes): Update due to movement of SSA path.
8139 * doc/invoke.texi: Update dump file #s as they were completely
8140 out of date with reality.
8142 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
8144 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
8146 * expr.c (emit_move_insn_1): Deal with non-default
8149 * expr.c (emit_single_push_insn): Fix warning.
8151 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
8153 * expr.c (emit_move_insn_1): Avoid modifying
8154 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
8156 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8158 * emit-rtl.c (adjust_address): New function.
8159 * expr.h (adjust_address): Add declaration.
8160 * builtins.c: Replace some calls to change_address with calls to it
8162 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
8163 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
8164 * config/arm/arm.c, config/convex/convex.c: Likewise.
8165 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
8166 * config/i386/i386.c, config/i386/i386.md: Likewise.
8167 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
8168 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
8169 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
8170 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
8171 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
8173 2001-07-02 Jim Wilson <wilson@redhat.com>
8175 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
8177 2001-07-02 Steve Ellcey <sje@cup.hp.com>
8179 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
8180 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
8182 2001-07-02 Zack Weinberg <zackw@stanford.edu>
8184 * cppinit.c (lang_defaults): New table.
8185 (set_lang): Just read from lang_defaults into the live options
8188 2001-07-02 Zack Weinberg <zackw@stanford.edu>
8190 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
8191 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
8192 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
8194 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8196 * doc/install.texi: Various spelling and markup fixes.
8197 (Installing GCC): Component specific installation instructions are
8200 Warn about removing old install dir in the presence of shared libs.
8201 (Configuration): Invoke with options target to match configure
8203 Consistently refer to gas, gld pathnames.
8204 Invert --enable-multilib documentation.
8205 Remove references to old compiler versions.
8207 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8209 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
8211 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8213 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
8215 (Specific, mips*-sgi-irix5): Note IDO download.
8216 Reworded MIPS C hints.
8217 Use GNU as instead of GAS.
8219 Removed SGI Freeware reference, IRIX 6 only.
8220 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
8221 Note N64 library requirement/workaround.
8223 Complete list of structure passing bug victims.
8225 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8227 * doc/install.texi: Remove CVS Id.
8229 2001-07-02 Andreas Jaeger <aj@suse.de>
8231 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
8232 (find_inherently_necessary): Remove unused variable.
8234 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
8236 * c-common.h (TDI_inlined): New ast dump phase.
8237 (dump_flag_name): New function.
8238 * c-dump.c (dump_files): Add inlined phase.
8239 (dump_flag_name): Define.
8240 * doc/invoke.texi (-fdump-ast-inlined): Document.
8242 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8244 * stor-layout.c (layout_decl): Revert change to handling of alignment
8247 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8249 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
8252 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
8254 * doc/tm.texi (FUNCTION_ARG): Document that the last call
8257 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
8259 * tlink.c (recompile_files): Remove COMPILER_PATH and
8260 LIBRARY_PATH from the environment.
8262 2001-07-01 Zack Weinberg <zackw@stanford.edu>
8264 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
8265 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
8267 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
8269 * c-parse.in (OBJC_STRING): Kill.
8270 (objc_string): Decompose to [objc_string] '@' STRING.
8271 (reswords): Take the leading '@' off all the Objective C keywords.
8272 (objc_rid_sans_at): Kill.
8273 (init_reswords): Don't initialize it.
8274 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
8275 (_yylex): Kill reconsider label. Look ahead one token after
8276 an '@'; if we get an identifier, check whether it's an
8277 Objective C @-keyword. If so, return the keyword. Otherwise,
8278 put back the token and return the '@' as a terminal.
8280 * cpplib.c (lex_macro_node): Remove unnecessary check for
8281 leading '@' on identifier. Clarify control flow and commentary.
8283 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8285 * cse.c (new_label_ref): Variable deleted.
8286 (insert): Remove set of new_label_ref.
8287 (check_for_label_ref): New function.
8288 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
8290 See ChangeLog.5 for earlier changes.