1 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
3 * cpphash.h (_cpp_lex_token): Update prototype.
4 * cpplex.c (_cpp_lex_token): New prototype.
5 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
6 lex_macro_node, read_flag, do_pragma_poison): Update.
7 * cppmacro.c (cpp_get_token, parse_params,
8 lex_expansion_token): Update.
10 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
12 * cppmain.c (scan_translation_unit): Don't worry about
13 putting a space after hashes.
14 * cpplib.c (directive_diagnostics): New.
15 (_cpp_handle_directive): Update to use directive_diagnostics.
16 (run_directive): Don't toggle prevent_expansion.
17 (do_line): Backup in case of the line extension.
18 * cpplib.h (cpp_lexer_pos): Remove.
19 * cppmacro.c (_cpp_create_definition): Precede a leading #
22 2001-09-15 Richard Henderson <rth@redhat.com>
24 * c-typeck.c (comptypes): Handle zero-length arrays properly.
26 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
28 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
30 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
33 * tradcpp.c (handle_directive): Skip non-vertical space.
35 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
37 * cppmain.c (setup_callbacks): Set line callback only
38 if outputting preprocessed source.
40 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
42 * collect2.c (main): Const-ification.
43 * gcc.c (translate_options, process_command): Use xstrdup in
44 lieu of xmalloc/strcpy.
45 (main): Use concat in lieu of xmalloc/strcpy/strcat.
47 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
49 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
52 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
54 * scan-decls.c (scan_decls): Fix typo.
56 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
58 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
59 Split mlstring_pos into mls_line and mls_col.
60 * cppinit.c (cpp_create_reader): Initialize line to 1.
61 (cpp_destroy): Free tokenruns.
62 (push_include): Don't update lexer_pos.
63 * cpplex.c (unterminated, parse_string): Update.
64 (lex_token): Don't update lexer_pos, update.
65 * cpplib.c (if_stack): Save line instead of line + col.
66 (start_directive, _cpp_do__Pragma, do_else, do_elif,
67 push_conditional, _cpp_pop_buffer): Update.
68 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
69 (_cpp_create_definition): Update.
71 2001-09-15 Eric Christopher <echristo@redhat.com>
73 * config/mips/abi64.h: Add support for MEABI.
75 2001-09-15 Eric Christopher <echristo@redhat.com>
77 * config/mips/mips.md: Add unspec #2.
79 (reload_outdi): Ditto.
80 (reload_outsi): Ditto.
83 2001-09-15 Eric Christopher <echristo@redhat.com>
84 Jason Eckhardt <jle@redhat.com>
86 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
87 * config/mips/isa32-linux.h: New file.
88 * config/mips/isa3264.h: Ditto.
89 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
90 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
91 (output_block_mode): Support MEABI.
92 (function_arg): Ditto. Fix floating point arg passing.
93 (mips_va_start): Ditto.
94 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
96 (mips_asm_file_start): Add new section to pass abi to gdb.
97 (function_arg_pass_by_reference): Support MEABI.
98 (mips_parse_cpu): Support mips32 and mips64 processors.
99 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
100 TARGET_MIPS5KC. Support isa32 and isa64.
101 (processor_type): Add r4kc, r5kc, r20kc.
102 (GENERATE_MULT3_SI): New.
103 (GENERATE_MULT3_DI): Ditto.
104 (GENERATE_MULT3): Remove.
105 (ISA_HAS_64BIT_REGS): Add isa == 64.
106 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
107 (ISA_HAS_MADD_MSUB): New.
108 (ISA_HAS_CLZ_CLO): Ditto.
109 (ISA_HAS_DCLZ_DCLO): Ditto.
110 (ABI_GAS_ASM_SPEC): New.
111 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
114 (SUBTARGET_CC1_SPEC): Ditto.
115 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
116 (PAD_VARARGS_DOWN): Support MEABI.
117 (HARD_REGNO_NREGS): Move to mips.c.
118 (ASM_OUTPUT_IDENT): Add #undef.
119 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
120 (mulsi3): Use GENERATE_MULT3_SI.
121 (mulsi3_mult3): Ditto. Support mips32, mips64.
122 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
123 (mul_sub_si): New pattern.
124 (unnamed splitters): New.
125 (muldi3): Use GENERATE_MULT3_DI.
126 (muldi3_internal2): Ditto.
127 (movdicc): Support mips32.
128 * config/mips/t-isa3264: New file.
130 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
132 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
133 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
134 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
136 * reorg.c (fill_slots_from_thread): After call to
137 steal_delay_list_from_target, update own_thread as new_thread may
140 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
142 * cpperror.c (print_location): Take line and column, for
143 default positioning use the previously lexed token.
144 (_cpp_begin_message): Take line and column.
145 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
146 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
147 * cpphash.h (_cpp_begin_message): Update prototype.
148 * cppinit.c (push_include): Don't set output line.
149 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
150 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
151 (do_pragma): Kludge for front ends. Don't expand macros at all.
152 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
153 (struct cpp_token): Remove output_line.
154 (struct cpp_callbacks): New member line_change.
155 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
156 cpp_get_token): Preserve BOL flag.
157 (cpp_get_line): Remove.
158 (_cpp_backup_tokens): Remove useless abort().
159 * cppmain.c (cb_line_change): New.
160 (scan_translation_unit): Don't worry about starting new lines here.
161 * scan-decls.c (scan_decls): Update.
162 * c-lex.c (c_lex, init_c_lex): Update.
163 (cb_line_change, src_lineno): New.
165 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
167 * tree.c (append_random_chars): Generate the random
168 characters in a reproducable fashion.
170 2001-09-14 Richard Henderson <rth@redhat.com>
172 * config/i386/i386.c (internal_label_prefix): New.
173 (internal_label_prefix_len): New.
174 (override_options): Set them.
175 (local_symbolic_operand): New.
176 (legitimate_pic_address_disp_p): Use it.
177 (legitimize_pic_address): Likewise.
179 2001-09-14 Marc Espie <espie@openbsd.org>
181 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
184 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
186 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
187 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
189 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
191 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
192 invocation of SUBREG_REGNO_OFFSET.
194 * haifa-sched.c: Fix typo in FSF copyright statement.
195 * sched-deps.c: Fix typo in FSF copyright statement.
196 * sched-ebb.c: Fix typo in FSF copyright statement.
197 * sched-rgn.c: Fix typo in FSF copyright statement.
198 * sched-vis.c: Fix typo in FSF copyright statement.
200 * config.gcc: Move inclusion of arm elf specific header files
201 from the files themselves into the tm_file variable. Make
202 sure that elfos.h is included before target specific elf
204 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
206 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
207 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
208 ASM_OUTPUT_CASE_LABEL): Protect definition.
209 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
211 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
212 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
213 Remove duplicate definition.
214 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
215 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
216 (RDATA_SECTION_FUNCTION): Remove redundant definition.
217 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
218 Remove inclusion of arm/elf.h.
219 * config/arm/unknown-elf.h: as for conix-elf.h.
220 (STARTFILE_SPEC): Include crti.o and crtn.o.
221 * config/arm/linux-elf.h: as for conix-elf.h.
222 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
223 * config/arm/strongarm-elf.h: Remove inclusion of
225 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
226 * config/arm/unknown-elf-oabi.h: Remove inclusion of
227 unknown-elf.h and elf.h.
228 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
229 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
230 ASM_WEAKEN_LABEL): Remove redundant definition.
231 * config/arm/elf.h: Test for inclusion of elfos.h
232 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
233 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
234 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
235 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
236 redundant definition.
237 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
238 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
239 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
240 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
241 Add rules to build crti.o and crtn.o
242 * crti.asm: New file.
243 * crtn.asm: New file.
245 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
247 * c-parse.in (_yylex): Use _cpp_backup_tokens.
248 * cpphash.h (struct tokenrun): Add prev.
249 (struct lexer_state): Remove bol.
250 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
251 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
253 * cppinit.c (cpp_create_reader): Don't set bol.
254 (cpp_destroy): Don't free lookaheads.
255 * cpplex.c (lex_directive): Remove.
256 (next_tokenrun): Update.
257 (_cpp_lex_token): Clean up logic.
258 (lex_token): Update to return a pointer to lexed token, since it
259 can move to the start of the buffer. Simpify newline handling.
260 * cpplib.c (SEEN_EOL): Update.
261 (skip_rest_of_line): Remove lookahead stuff.
262 (end_directive): Line numbers are already incremented. Revert
263 to start of lexed token buffer if we can.
264 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
265 parse_answer): Use _cpp_backup_tokens.
266 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
267 instead. Don't check for EOL.
268 (do_include_common, do_line, do_pragma_system_header): Use
270 * cpplib.h (BOL, _cpp_backup_tokens): New.
271 * cppmacro.c (save_lookahead_token, take_lookahead_token,
272 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
273 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
274 (builtin_macro): Don't use cpp_get_line.
275 (cpp_get_line): Short term kludge.
276 (parse_arg): Handle directives in arguments here. Back up when
277 appropriate. Store EOF at end of argument list.
278 (funlike_invocation_p): Use _cpp_backup_tokens.
279 (push_arg_context): Account for EOF at end of list.
280 (cpp_get_token): Remove lookahead stuff. Update.
282 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
284 * c-parse.in (yyerror): Const-ification and/or static-ization.
285 * c-typeck.c (push_member_name): Likewise.
286 * collect2.c (main): Likewise.
287 * dbxout.c (dbxout_parms): Likewise.
288 * diagnostic.c (format_with_decl): Likewise.
289 * dwarf2out.c (output_ranges): Likewise.
290 * dwarfout.c (fundamental_type_code): Likewise.
291 * except.c (dw2_output_call_site_table): Likewise.
292 * gcc.c (do_spec_1): Likewise.
293 * genopinit.c (optabs): Likewise.
294 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
295 gen_declaration_1, handle_impent): Likewise.
296 * protoize.c (default_include, in_system_include_dir, abspath):
298 * sched-vis.c (visualize_stall_cycles): Likewise.
299 * sdbout.c (plain_type_1, sdbout_end_function,
300 sdbout_end_epilogue): Likewise.
301 * varasm.c (decode_reg_name): Likewise.
303 * 1750a.c (mod_regno_adjust): Likewise.
304 * alpha.c (alpha_write_one_linkage,
305 unicosmk_output_default_externs): Likewise.
306 * arm.c (arm_condition_codes): Likewise.
307 * arm.h (arm_condition_codes): Likewise.
308 * avr.c (output_movsisf, encode_section_info): Likewise.
309 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
311 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
312 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
313 * m88k.c (output_function_profiler): Likewise.
314 * mips.c (mips_output_conditional_branch): Likewise.
315 * ns32k.c (ns32k_out_reg_names): Likewise.
316 * ns32k.h (ns32k_out_reg_names): Likewise.
317 * pj.c (pj_output_rval): Likewise.
318 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
319 * sparc.c (sparc_flat_function_prologue,
320 sparc_flat_function_epilogue): Likewise.
322 2001-09-13 Markus Werle <numerical.simulation@web.de>
323 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
325 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
326 Aachen University of Technology".
328 2001-09-13 Andreas Schwab <schwab@suse.de>
330 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
333 2001-09-13 Richard Henderson <rth@redhat.com>
335 * config/alpha/alpha.c (small_symbolic_operand): New.
336 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
337 (some_operand, input_operand): Don't handle HIGH.
338 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
339 (alpha_expand_mov): Likewise.
340 (print_operand) [H]: Just print HIGH symbol.
341 (print_operand_address): Handle small data.
342 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
343 (TARGET_SWITCHES): Add -msmall-data/large-data.
344 (PIC_OFFSET_TABLE_REGNUM): New.
345 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
346 (PREDICATE_COES): Update.
347 * config/alpha/alpha.md (adddi_er_high): New.
348 (adddi_er_low): Handle small data.
349 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
350 prefer .sdata to .rodata.
351 (SELECT_RTX_SECTION): Likewise.
353 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
355 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
356 defining __size_t and leaving size_t undefined.
358 2001-09-12 Diego Novillo <dnovillo@redhat.com>
360 * basic-block.h (expunge_block): Declare.
361 * cfg.c (expunge_block): Remove static declaration.
363 2001-09-12 Richard Henderson <rth@redhat.com>
365 * integrate.c (copy_insn_list): Copy label name from
366 NOTE_INSN_DELETED_LABEL.
368 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
370 * c-common.c (c_tree_code_name): Const-ification.
371 * c-decl.c (c_decode_option): Likewise.
372 * c-typeck.c (warn_for_assignment): Likewise.
373 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
375 * cppinit.c (output_deps): Likewise.
376 * dependence.c (dependence_string, direction_string): Likewise.
377 * dwarf2out.c (output_ranges): Likewise.
378 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
379 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
380 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
381 standard_startfile_prefix, standard_startfile_prefix_1,
382 standard_startfile_prefix_2, tooldir_base_prefix,
383 standard_bindir_prefix, find_a_file): Likewise.
384 * genattrtab.c (make_length_attrs): Likewise.
385 * gencheck.c (tree_codes): Likewise.
386 * genemit.c (gen_split): Likewise.
387 * genrecog.c (special_mode_pred_table): Likewise.
388 * graph.c (graph_ext): Likewise.
389 * protoize (default_include): Likewise.
390 * reload.c (reload_when_needed_name): Likewise.
391 * sched-vis.c (visualize_stall_cycles): Likewise.
392 * tlink.c (recompile_files): Likewise.
393 * toplev.c (decode_g_option): Likewise.
394 * tradcpp.c (output_deps): Likewise.
395 * varasm.c (decode_reg_name): Likewise.
397 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
400 * avr.c (avr_regnames, encode_section_info): Likewise.
401 * c4x.c (float_reg_names): Likewise.
402 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
403 * elfos.h (const_section): Likewise.
404 * i386.c (ix86_comp_type_attributes): Likewise.
405 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
406 * ia64/aix.h (UNIQUE_SECTION): Likewise.
407 * ia64.c (type_names): Likewise.
408 * m68hc11.c (reg_class_names): Likewise.
409 * m88k.c (m_options): Likewise.
410 * mips.c (mips_output_conditional_branch, mips_unique_section):
412 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
413 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
414 ultra_code_names): Likewise.
415 * sparc.h (OVERRIDE_OPTIONS): Likewise.
417 2001-09-12 Jakub Jelinek <jakub@redhat.com>
419 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
420 Use --fatal-warnings option for gas.
421 * configure: Rebuilt.
423 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
425 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
427 2001-09-11 Jim Wilson <wilson@redhat.com>
429 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
431 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
433 * builtins.c (c_strlen): Treat an offset too large for a
434 HOST_WIDE_INT as out of range.
436 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
438 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
439 (EDGE_CRITICAL_P): New predicate.
440 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
442 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
443 (dump_edge_info): Remove "crit".
444 * cfganal.c (mark_critical_edges): Kill.
445 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
446 * cfgcleanup.c (cleanup_cfg): Likewise.
447 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
448 (find_spanning_tree): Likewise.
449 * reg-stack.c (convert_regs_1): Likewise.
450 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
452 * basic-block.h (create_basic_block_structure): New.
453 (create_basic_block): Update prototype.
454 (force_nonfallthru): New.
455 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
456 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
457 handle updating of block_for_insn, creating of empty BBs and BBs at
458 the end of INSN chain.
459 (create_basic_block): New function.
460 (split_block): Use create_basic_block.
461 (force_nonfallthru_and_redirect): Break out from ...; cleanup
462 (redirect_edge_and_branch_force): ... here.
463 (force_nonfallthru): New.
464 (split_edge): Rewrite to use force_nonfallthru and create_block.
465 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
466 (find_basic_blocks): Free basic_block_for_insn.
467 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
469 * cfg.c: Fix formating.
470 * cfgcleanup.c: Fix formating.
471 (merge_blocks, tail_recursion_label_p): Return bool.
472 (merge_blocks_move_predecessor_nojumps,
473 merge_blocks_move_successor_nojumps): Return void.
475 2001-09-11 Jakub Jelinek <jakub@redhat.com>
477 * configure.in: Check whether assembler supports section merging.
478 * config.in: Rebuilt.
479 * configure: Rebuilt.
480 * varasm.c (variable_section, output_constant_pool): Pass alignment
481 to SELECT_SECTION and SELECT_RTX_SECTION.
482 (mergeable_string_section): New.
483 (mergeable_constant_section): New.
484 (default_elf_asm_named_section): Output SECTION_MERGE and
485 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
486 * output.h (mergeable_string_section): New.
487 (mergeable_constant_section): New.
488 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
489 * toplev.c (flag_merge_constants): New.
490 (f_options): Add -fmerge-constants and -fmerge-all-constants
492 (toplev_main): Default to -fno-merge-constants if not optimizing.
493 * flags.h (flag_merge_constants): Add extern.
494 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
495 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
497 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
498 Define if assembler has working .subsection -1 support.
499 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
500 Put constant into special SHF_MERGE sections if the linker should
501 attempt to merge duplicates.
502 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
504 Put constant into special SHF_MERGE sections if the linker should
505 attempt to merge duplicates.
506 * config/alpha/elf.h: Likewise.
507 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
508 has working .subsection -1 support.
509 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
511 * config/svr3.h: Likewise.
512 * config/darwin.h: Likewise.
513 * config/arm/aof.h: Likewise.
514 * config/arm/linux-elf.h: Likewise.
515 * config/avr/avr.h: Likewise.
516 * config/c4x/c4x.h: Likewise.
517 * config/d30v/d30v.h: Likewise.
518 * config/i386/dgux.h: Likewise.
519 * config/i386/osfrose.h: Likewise.
520 * config/i386/sco5.h: Likewise.
521 * config/i386/svr3gas.h: Likewise.
522 * config/ia64/aix.h: Likewise.
523 * config/m32r/m32r.h: Likewise.
524 * config/m68k/m68k.h: Likewise.
525 * config/m88k/dgux.h: Likewise.
526 * config/m88k/m88k.h: Likewise.
527 * config/mcore/mcore-pe.h: Likewise.
528 * config/mips/mips.h: Likewise.
529 * config/pa/pa.h: Likewise.
530 * config/pa/pa-linux.h: Likewise.
531 * config/romp/romp.h: Likewise.
532 * config/rs6000/sysv4.h: Likewise.
533 * config/rs6000/xcoff.h: Likewise.
534 * config/s390/linux.h: Likewise.
535 * config/sparc/sparc.h: Likewise.
536 * config/sparc/sysv4.h: Likewise.
537 * config/stormy16/stormy16.h: Likewise.
538 * config/v850/v850.h: Likewise.
539 * config/vax/vms.h: Likewise.
540 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
541 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
542 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
543 default_elf_asm_named_section for SHF_MERGE sections.
545 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
547 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
550 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
552 * c-common.c (split_specs_attrs): Allow for empty attributes with
553 empty TREE_PURPOSE. Fixes PR c/4294.
555 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
557 * basic-block.h (cached_make_edge, make_single_succ): New.
558 (make_edge): Remove first parameter.
559 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
560 * cfg.c (cached_make_edge): Rename from make_edge; return newly
561 created edge; use obstack allocation.
562 (make_edge, make_single_succ_edge): New.
563 (first_removed_edge): New static variable.
564 (init_flow): Initialize first_removed_edge and n_edges.
565 (clear_edges): Use remove_edge.
566 (flow_delete_block): Likewise.
567 (remove_edge): Add removed edges to the removed edges list.
568 (split_block, redirect_edge_and_branch_force, split_edge):
570 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
571 (add_noreturn_fake_exit_edges): Likewise.
572 (connect_infinite_loops_to_exit): Liekwise.
573 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
574 Use cached_make_edge.
575 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
576 * profile.c (branch_prob): Update make_edge call.
577 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
579 2001-09-11 Richard Henderson <rth@redhat.com>
581 * config/alpha/alpha.c: Tidy formatting.
582 (local_symbolic_operand): Verify mode.
583 (alpha_sa_mask): Ignore unicos for eh_return.
584 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
585 * config/alpha/alpha.md (umk divsi patterns): Remove.
586 (extendsfdf2): Remove unicos check.
587 (tablejump): Merge vms and unicos code; always use direct set
590 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
592 * config.gcc (alpha*-*-unicosmk*): New target.
594 * config/alpha/alpha-protos.h (symbolic_operand,
595 unicosmk_add_call_info_word, unicosmk_add_extern,
596 unicosmk_defer_case_vector, unicosmk_unique_section,
597 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
598 unicosmk_asm_file_start, unicosmk_asm_file_end,
599 unicosmk_output_common): Declare.
601 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
602 direct_return, function_arg, alpha_va_start, alpha_va_arg,
603 alpha_does_function_need_gp, alpha_end_function): Support Cray
605 (alpha_init_machine_status, alpha_mark_machine_status,
606 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
607 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
608 unicosmk_asm_named_section, unicosmk_insert_attributes,
609 unicosmk_section_type_flags, symbolic_operand,
610 unicosmk_output_module_name, unicosmk_output_default_externs,
611 unicosmk_output_dex, unicosmk_output_externs,
612 unicosmk_output_addr_vec, unicosmk_ssib_name,
613 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
614 unicosmk_asm_file_end, unicosmk_output_common,
615 unicosmk_section_type_flags, unicosmk_unique_section,
616 unicosmk_add_call_info_word, unicosmk_text_section,
617 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
618 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
619 unicosmk_dex_count, unicosmk_special_name): New.
620 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
622 (get_aligned_mem, alpha_expand_unaligned_load,
623 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
624 alpha_expand_unaligned_store_words): Support big-endian mode.
625 (print_operand): Likewise. New format specifier 't'. Use
626 TARGET_AS_SLASH_BEFORE_SUFFIX.
627 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
628 (alpha_pv_save_size): Update with above change.
629 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
630 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
633 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
634 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
635 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
636 (EXTRA_CONSTRAINT): New constraint 'U'.
637 (PREDICATE_CODES): Add symbolic_operand.
639 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
640 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
641 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
642 (integer division and modulus patterns): Split in default and
644 (*divmodsi_internal, *divmoddi_internal): Disable for
646 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
647 little-endian and big-endian versions.
648 (ext, ins, msk): Likewise.
649 (extv, extzv, insv): Support big-endian mode.
650 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
651 (call_umk, call_value_umk, *call_umk, tablejump_umk,
652 *tablejump_umk_internal, *call_value_umk): New.
653 (*movdi_nofix): Add pattern for loading an address into a register on
655 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
656 (umk_mismatch_args, arg_home_umk): New.
657 (various insns): Don't use mov, fmov, nop, fnop and unop.
658 (realign): Support TARGET_ABI_UNICOSMK.
660 * config/alpha/unicosmk.h: New file.
661 * config/alpha/t-unicosmk: New file.
663 * fixinc/inclhack.def (unicosmk_restrict): New.
664 * fixinc/fixincl.x: Regenerate.
666 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
667 (wchar_t): Check for and define __WCHAR_T__.
669 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
671 * combine.c (simplify_shift_const): Treat shifts by the mode
674 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
676 * cpphash.h (struct tokenrun): New.
677 (struct cpp_context): New member bol.
678 (struct cpp_reader): New members.
679 (_cpp_init_tokenrun): New.
680 * cppinit.c (cpp_create_reader): Set up the token runs.
681 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
682 (lex_token): New internalised version of _cpp_lex_token. Don't
683 handle directives or the multiple include opimisation here any
684 more. Simply lex a token.
685 * cpplib.c (run_directive): Clear bol.
686 (_cpp_pop_buffer): Set bol.
687 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
690 2001-09-11 Michael Meissner <meissner@redhat.com>
692 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
693 give an error if the user uses -mfp32.
694 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
696 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
697 floating point register size.
698 (EXTRA_SPECS): Add CPP_FPR_SPEC.
700 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
701 HOST_WIDE_INT_PRINT_DEC to properly print the result of
703 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
704 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
706 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
708 * dbxout.c (dbxout_parms): Fix typo in comment.
709 * unroll.c (loop_find_equiv_value): Ditto.
710 * toplev.c (rest_of_compilation): Ditto.
711 * loop.c (scan_loop): Ditto.
712 * dwarf2out.c (struct dw_fde_struct): Ditto.
714 2001-09-10 Zack Weinberg <zackw@panix.com>
716 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
717 copying identifier when we're just going to throw it away.
718 (parse_identifier_slow): New routine to handle abnormal cases.
719 (_cpp_lex_token): Update call site.
721 * hashtable.c (ht_lookup): Don't assume that the string we've
722 been given is NUL-terminated.
723 * system.h: #define __builtin_expect(a, b) to (a) if not
726 2001-09-10 Michael Meissner <meissner@redhat.com>
728 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
731 2001-09-10 David Edelsohn <edelsohn@gnu.org>
733 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
735 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
737 * builtins.c (c_getstr): Correct thinko in last change and further
740 2001-09-10 Tim Freeman <tim@fungibole.com>
742 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
743 into varray's and register them as roots with the garbage
744 collector so they are not collected too soon.
746 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
748 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
750 * basic-block.h (flow_obstack, label_value_list,
751 tail_recursion_label_list): Declare
752 (tidy_fallthru_edges): Declare.
753 (expunge_block, last_loop_beg_note): Delete.
754 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
756 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
757 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
758 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
759 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
760 expunge_block, flow_delete_block, compute_bb_for_insn,
761 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
762 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
763 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
764 try_redirect_by_replacing_jump, last_loop_beg_note,
765 redirect_edge_and_branch, redirect_edge_and_branch_force,
766 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
767 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
768 commit_edge_insertions, dump_flow_info, debug_flow_info,
769 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
770 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
771 Move here from flow.c
772 * cfganal.c: New file.
773 (forwarder_block_p, can_fallthru, mark_critical_edges,
774 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
775 find_unreachable_blocks, create_edge_list, free_edge_list,
776 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
777 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
778 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
779 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
780 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
781 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
782 Move here from flow.c
783 * cfgbuild.c: New file
784 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
785 make_edges, find_basic_blocks_1, find_basic_blocks,
786 find_sub_basic_blocks): Move here from flow.c
787 * cfgcleanup.c: New file.
788 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
789 merge_blocks_move_predecessor_nojumps,
790 merge_blocks_move_successor_nojumps, merge_blocks,
791 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
792 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
793 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
795 * cfgloop.c: New file
796 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
797 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
798 flow_loop_exit_edges_find, flow_loop_nodes_find,
799 flow_loop_pre_header_scan, flow_loop_pre_header_find,
800 flow_loop_tree_node_add, flow_loops_tree_build,
801 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
802 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
803 Move here from flow.c
804 * flow.c: Remove everything moved elsewhere
805 * output.h (cleanup_cfg): Return bool.
807 * bb-reorder.c (reorder_block_def): Remove 'index'.
808 (insert_intra_1): Add argument BB, set block for new note.
809 (make_reorder_chain): Do not depdent on BB indexes.
810 (make_reorder_chain_1): Do not use BB indexes.
811 (label_for_bb): Likewise; set BB for new insn.
812 (emit_jump_to_block_after): Likewise.
813 (fixup_reoder_chain): Sanity check that all basic blocks
814 are chained; verify newly created insn chain; remove
815 undocnitional jump simplifying; Do not use BB indexes;
816 properly initialize count and frequency information;
817 dump reordered sequence.
818 (insert_intra_bb_scope_notes): update call of insert_intra_1.
819 (insert_inter_bb_scope_notes): Set block for new insn.
820 (reorder_basic_blocks): Dump flow info before reoredering.
822 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
824 * alias.c (clear_reg_alias_info): Use K&R format definition.
825 Avoid unsigned warning.
826 * builtins.c: Use "unsigned int", not "unsigned".
827 (target_char_cast): Use host_integerp and tree_low_cst.
828 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
829 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
830 (c_getstr): Likewise.
831 (std_expand_builtin_va_arg): Use int_size_in_bytes.
832 (builtin_memcpy_read_str): Avoid unsigned warning.
833 (expand_builtin_memcpy): Alignments are unsigned.
834 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
835 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
836 * predict.c (expensive_function_p): LIMIT now unsigned.
837 * resource.c (mark_target_live_regs): Make some vars unsigned.
838 * sdbout.c: Use "unsigned int", not "unsigned".
839 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
840 (sdbout_source_line): Likewise.
841 (sdbout_record_type_name): Remove "const" for NAME declaration.
842 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
844 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
846 * calls.c (store_one_arg): Expand comment.
848 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
850 * calls.c (store_one_arg): Make sure that the entire argument is
851 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
853 2001-09-09 Richard Henderson <rth@redhat.com>
855 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
857 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
859 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
861 2001-09-09 Richard Henderson <rth@redhat.com>
863 * config/alpha/alpha.c (alpha_next_sequence_number): New.
864 (alpha_this_literal_sequence_number): New.
865 (alpha_this_gpdisp_sequence_number): New.
866 (some_operand, input_operand): Add HIGH.
867 (local_symbolic_operand): New.
868 (alpha_encode_section_info): New.
869 (alpha_legitimate_address_p): Allow LO_SUM.
870 (alpha_legitimize_address): Generate HIGH+LO_SUM.
871 (alpha_expand_mov): Likewise.
872 (secondary_reload_class): Check memory_operand not general_operand
874 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
875 (alpha_expand_unaligned_store): Likewise.
876 (alpha_expand_unaligned_load_words): Likewise.
877 (alpha_expand_unaligned_store_words): Likewise.
878 (alpha_expand_block_clear): Likewise.
879 (print_operand): Handle %#, %*, %H.
880 (print_operand_address): Handle LO_SUM.
882 (alpha_does_function_need_gp): Use it.
883 (alpha_expand_block_move): Fix signed compare warnings.
884 (alpha_sa_mask, alpha_align_insns): Likewise.
885 * config/alpha/alpha-protos.h: Update.
886 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
887 (MASK_EXPLICIT_RELOCS): New.
888 (TARGET_SWITCHES): Add -mexplicit-relocs.
889 (EXTRA_CONSTRAINT): Add 'T'.
890 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
891 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
892 (ENCODE_SECTION_INFO): Out line.
893 (REDO_SECTION_INFO_P): New.
894 (STRIP_NAME_ENCODING): New.
895 (ASM_OUTPUT_LABELREF): New.
896 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
897 (PREDICATE_CODES): Update.
898 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
899 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
900 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
901 builtin_setjmp_receiver_er, exception_receiver_1_er,
902 call_value_osf_1_er): New patterns.
903 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
904 (movqi, movhi, movsi): Add explicit $31 base register to lda.
905 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
906 (FINAL_PRESCAN_INSN): New.
908 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
910 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
912 2001-09-08 Andreas Jaeger <aj@suse.de>
914 * i386.h (TARGET_SWITCHES): Fix description.
916 2001-09-07 David Edelsohn <edelsohn@gnu.org>
918 * rs6000.c (num_insns_constant): Compute number of instructions
921 * doc/install.texi: Explain AIX exception handling work-around.
922 Update URL for AIX fixes.
924 2001-09-07 Jim Wilson <wilson@redhat.com>
926 * alias.c (clear_reg_alias_info): New.
927 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
928 * rtl.h (clear_reg_alias_info): Declare.
930 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
932 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
934 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
935 (m16m,edivm,emulm): Change declaration to match definition.
937 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
939 * reload.c (push_reload): Check for subreg_lowpart_p instead of
940 SUBREG_BYTE being 0 when determining if the inner part of a subreg
943 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
945 * c-common.c (signed_or_unsigned_type): Handle machine mode types
946 which have no corresponding C type.
947 * fold_const.c (target_isinf,target_isnan,target_negative): Update
948 the representation of 64-bit doubles to work with 64-bit ints.
950 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
952 * config/mips/mips.c (override_options): Do not override ISA when ABI
953 specified if MIPS_CPU_STRING_DEFAULT was specified.
955 2001-09-07 Richard Henderson <rth@redhat.com>
957 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
958 (express_from_1): Wrap lines.
959 * rtlanal.c (commutative_operand_precedence): Rename from
960 operand_preference; export.
962 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
963 (simplify_binary_operation): Invoke simplify_plus_minus on
964 (CONST (PLUS ...)) as well.
965 (struct simplify_plus_minus_op_data): New.
966 (simplify_plus_minus_op_data_cmp): New.
967 (simplify_plus_minus): Use them. Avoid infinite recursion with
968 simplify_binary_operation wrt CONST.
970 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
972 * h8300-protos.h (general_operand_dst_push): Remove.
973 * h8300.c (general_operand_dst_push): Likewise.
974 * h8300.h (OK_FOR_T): Likewise.
975 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
976 * h8300.md (pushqi_h8300): New.
977 (pushqi_h8300hs): Likewise.
979 (pushhi_h8300): Likewise.
980 (pushhi_h8300hs): Likewise.
983 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
985 * genattrtab.c (attr_printf): First arg is unsigned.
986 Clean up formatting of callers.
988 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
990 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
993 2001-09-07 Andreas Jaeger <aj@suse.de>
995 * i386.h (TARGET_SWITCHES): Fix descriptions.
997 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
999 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
1001 2001-09-06 Ira Ruben <ira@apple.com>
1003 Remove OP_IDENTIFIER.
1004 * tree.def (OP_IDENTIFIER): Remove.
1005 * tree.c (tree_node_kind enum): Remove op_id_kind.
1006 (tree_node_kind_names): Remove "op_identifiers".
1007 (make_node): Remove OP_IDENTIFIER test.
1008 (build_op_identifier): Removed because it isn't being used.
1009 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
1010 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
1012 2001-09-06 Richard Henderson <rth@redhat.com>
1014 * simplify-rtx.c (simplify_binary_operation): Revert last change.
1016 2001-09-06 Richard Henderson <rth@redhat.com>
1018 * simplify-rtx.c (simplify_binary_operation): Simplify contents
1021 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1023 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
1024 number used for CR register.
1026 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
1027 Joern Rennecke (amylaar@cygnus.com)
1029 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
1030 * h8300.c (initial_offset): Handle offset between RP and FP.
1031 (h8300_return_addr_rtx): New function.
1032 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
1034 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
1035 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
1036 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
1037 (CAN_ELIMINATE, REGISTER_NAMES):
1038 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
1040 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
1042 Remove TYPE_NONCOPIED_PARTS.
1043 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
1044 (struct tree_type): Remove noncopied_parts.
1045 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
1046 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
1047 (fixed_type_p): Remove.
1048 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
1049 (expand_expr, MODIFY_EXPR): Likewise.
1050 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
1051 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
1053 2001-09-06 Alan Modra <amodra@bigpond.net.au>
1055 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
1057 (mask64_operand): Likewise.
1058 (includes_rldic_lshift_p): Likewise.
1059 (includes_rldicr_lshift_p): Likewise.
1061 2001-09-05 Ziemowit Laski <zlaski@apple.com>
1063 * objc/objc-act.c (build_message_expr): If a class method cannot
1064 be found, do not issue a warning if a corresponding instance
1065 method exists in the root class.
1067 2001-09-05 Richard Henderson <rth@redhat.com>
1069 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
1071 2001-09-05 Zack Weinberg <zack@codesourcery.com>
1073 * function.c (ggc_mark_struct_function): Mark f->outer.
1074 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
1075 * integrate.c (output_inline_function): ... not here.
1077 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
1079 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
1081 * i386.c (size_cost): New static variable.
1082 (override_function): Use size_cost when -Os is specified.
1084 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
1085 properly; Use current_function_calls_eh_return.
1086 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
1087 use leave to avoid depdendancy chain.
1089 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
1090 get BB loop_depth instead of computing it from LOOP notes.
1092 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
1094 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
1096 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1097 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
1098 UNALIGNED_DOUBLE_INT_ASM_OP): Define
1100 2001-09-05 Jeffrey A Law (law@cygnus.com)
1101 Jason Merrill (jason@redhat.com)
1103 * stor-layout.c (layout_type): Complain if an array's size can
1104 not be represented in a size_t.
1106 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
1108 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
1110 * gcc.c: (process_command) Add parentheses around assignment
1111 used as truth value.
1113 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
1115 * config/mips/mips.c (save_restore_insns): Don't mark any register
1116 save slots as unchanging if current_function_calls_eh_return.
1118 2001-09-05 Richard Henderson <rth@redhat.com>
1120 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
1121 * config/alpha/alpha-protos.h: Declare it.
1122 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
1123 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
1124 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
1125 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
1126 (REG_OK_FOR_BASE_P): Select one of the above.
1128 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
1130 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
1131 (crti.o): Prefix name of object file with $(T).
1134 2001-09-05 David S. Miller <davem@redhat.com>
1136 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
1137 * config/sparc/linux64.h: Likewise.
1139 2001-09-05 Andreas Jaeger <aj@suse.de>
1141 * doc/invoke.texi (i386 Options): -mwide-multiply is not
1142 available anymore, remove the documentation.
1143 (i386 Options): Fix typo, cleanup index entries.
1145 * prefix.c (concat): Remove, we can use the version from liberty.
1147 2001-09-05 Richard Henderson <rth@redhat.com>
1149 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
1150 New functions split out of md file expanders.
1151 * config/alpha/alpha-protos.h: Declare them.
1152 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
1154 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
1156 * cppmacro.c (funlike_invocation_p): No need to restore context.
1158 2001-09-04 Richard Henderson <rth@redhat.com>
1160 * reload.c (push_reload): Export.
1161 * reload.h (push_reload): Declare it.
1163 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
1164 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1165 * config/alpha/alpha.c (alpha_legitimize_address): New.
1166 (alpha_legitimize_reload_address): Likewise.
1167 * config/alpha/alpha-protos.h: Declare them.
1169 2001-09-04 Stan Shebs <shebs@apple.com>
1171 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
1172 * config/darwin.c (machopic_stub_name): Account for internally
1173 generated lib calls such as memcpy.
1175 2001-09-04 Richard Henderson <rth@redhat.com>
1177 * unwind.h (_UA_END_OF_STACK): New flag.
1178 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
1180 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
1182 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
1184 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
1186 * config/mips/mips.c (save_restore_insns): Change base_offset to
1187 fp_offset in second call to mips_emit_frame_related_store.
1189 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
1191 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
1192 sometimes be represented as a NOTE of type
1193 NOTE_INSN_DELETED_LABEL.
1194 (Insns): Document NOTE_INSN_DELETED_LABEL.
1196 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
1198 * c-common.h (tree_dump_index): Add more comments.
1199 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
1200 (dump_option_value_info): New struct.
1201 (dump_options): New array.
1202 (dump_switch_p): Parse switch options symbolically.
1203 * doc/invoke.texi (-fdump-ast): Rename to ...
1204 (-fdump-tree): ... here. Document that options are symbolic, and
1205 not all are applicable.
1207 2001-09-04 David S. Miller <davem@redhat.com>
1209 * config/sparc/sparc.md (define_splits): Kill constraints.
1211 Cleanup redundant and unused insn attributes.
1212 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
1213 binary, and move. Mark ialu as default.
1214 (commented out define_function_unit "alu"): Kill.
1215 (define_attr "use_clobbered"): Kill.
1216 (whole file): Kill address insn type references. Replace
1217 all unary/binary/move references with ialu.
1218 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
1219 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
1222 Simplify length insn attribute and make more judicious use
1223 of insn attribute defaulting.
1224 * config/sparc/sparc.md (all insns with length > one): Mark as
1225 insn type multi if real instructions, else use default if
1226 it is a forced splitter.
1227 (all insns with length == one): Use default insn length.
1228 (all insns of type ialu): Use default insn type.
1230 Fix erroneous insn attribute settings.
1231 (addx): Set insn type to misc.
1232 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
1233 const_umulsidi3_sp64): Set insn type to imul.
1235 Track SFmode vs DFmode insns according to UltraSPARC
1237 * config/sparc/sparc.md ("fptype"): New attribute, default
1239 (all DFmode single insns): Mark as fptype "double".
1241 2001-09-03 Jakub Jelinek <jakub@redhat.com>
1243 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
1245 2001-09-03 Richard Henderson <rth@redhat.com>
1247 * function.h (struct function): Add arg_pointer_save_area_init.
1248 * function.c (expand_function_end): Init arg_pointer_save_area.
1249 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
1250 when called from a nested function.
1252 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
1254 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
1257 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1259 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
1261 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
1263 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
1264 (emit_push_insn): Use specified padding direction when
1265 STACK_PUSH_CODE is POST_INC.
1267 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
1269 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1271 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
1273 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
1275 * cppinit.c (cpp_start_read): Free the imacros list as we
1276 traverse it. Don't free the chains before returning.
1277 (_cpp_push_next_buffer): Only try pushing buffers if we've
1278 completed -imacros handling.
1280 2001-08-31 Eric Christopher <echristo@redhat.com>
1282 * gcc.c (handle_braces): Add explaination for abort.
1284 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
1286 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
1287 move adjustment of bitpos instead.
1289 2001-08-31 Zack Weinberg <zack@codesourcery.com>
1291 * function.c: Remove all_functions. Make outer_function_chain
1293 (init_function_start): Don't add new function structure to
1295 (find_function_data, push_function_context_to,
1296 pop_function_context_from, put_var_into_stack,
1297 trampoline_address): Update for changed structure element names.
1298 (push_function_context_to): Disentangle.
1299 (free_after_compilation): Also free F.
1300 (expand_dummy_function_end): Don't free cfun here.
1301 (put_var_into_stack): Comment why we can't use find_function_data here.
1302 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
1303 (mark_function_chain): Split into maybe_mark_struct_function and
1304 ggc_mark_struct_function. Export the latter.
1305 (init_function_once): Mark from cfun and outer_function_chain;
1308 * function.h (struct function): Kill next_global. Rename next
1309 to outer. All users updated to match.
1310 (all_functions, outer_function_chain): Don't declare.
1312 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
1313 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
1314 don't touch f->inlinable, after calling rest_of_compilation.
1316 * tree.h: Forward-declare struct function. Prototype
1317 ggc_mark_struct_function.
1319 2001-08-31 Kazu Hirata <kazu@hxi.com>
1321 * config/h8300/h8300.md (*andorhi3): Fix typos.
1323 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1325 * calls.c (emit_library_call_value): Don't use a fixed
1326 argument after VA_CLOSE, i.e. out of scope in traditional C.
1328 * emit-rtl.c (gen_rtvec): Likewise.
1330 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1332 * Makefile.in (c-pragma.o): Depend on output.h.
1333 (reorg.o): Depend on except.h.
1335 * c-pragma.c: Include output.h.
1337 * reorg.c: Include except.h.
1339 * unwind-dw2.c: Call __builtin_alloca, not alloca.
1341 2001-08-31 Richard Henderson <rth@redhat.com>
1343 * sched-deps.c (add_dependence): Don't elide dependancy if the
1344 conditional used by insn is modified in elem.
1346 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
1348 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
1350 2001-08-31 Diego Novillo <dnovillo@redhat.com>
1352 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
1355 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
1357 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
1359 (stormy16_asm_out_constructor): New function.
1360 (TARGET_ASM_CONSTRUCTOR): Define.
1361 (TARGET_ASM_DESTRUCTOR): Define.
1363 2001-08-31 Andreas Jaeger <aj@suse.de>
1365 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
1366 * loop.c (add_label_notes): Likewise.
1367 * reload.c (find_reloads): Likewise.
1368 * config/sh/sh.c (machine_dependent_reorg): Likewise.
1370 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
1372 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
1373 code here. Take _Unwind_{W,Sw}ord*.
1374 (read_encoded_value_with_base): Use them.
1375 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
1377 (extract_cie_info): Simplify read_?leb128 handling.
1378 (execute_stack_op, execute_cfa_program): Likewise.
1379 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
1381 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
1383 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
1384 the frame pointer to pop the stack if convenient.
1386 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
1387 Don't use post-increment before combine.
1388 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
1389 a call-saved register.
1391 2001-08-31 Andreas Jaeger <aj@suse.de>
1393 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
1396 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
1398 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
1399 not DIV/MOD, of course.
1401 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
1403 * rtl.def: Undo my patch commited 2001-08-27.
1405 * genattrtab.c: Ditto.
1409 * sched-int.h: Ditto.
1411 * target-def.h: Ditto.
1415 * haifa-sched.c: Ditto.
1417 * sched-rgn.c: Ditto.
1419 * sched-vis.c: Ditto.
1421 * Makefile.in: Ditto.
1423 * doc/md.texi: Ditto.
1425 * doc/tm.texi: Ditto.
1427 * doc/contrib.texi: Ditto.
1429 * doc/gcc.texi: Ditto.
1431 * genattrtab.h: Remove it.
1433 * genautomata.c: Remove it.
1435 * genattr.c: Undo my patch and Richard Henderson's patch commited
1438 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
1440 * config.gcc (h8300-*-elf*): New case.
1441 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
1442 (SUBTARGET_CPP_SPEC): Define.
1443 (EXTRA_SPECS): Define.
1444 (SUBTARGET_EXTRA_SPECS): Define.
1445 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
1446 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
1448 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
1450 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
1451 (LIB2FUNCS_EXTRA): Define.
1452 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
1453 config/h8300/fixunssfsi.c: New file.
1455 2001-08-30 Kazu Hirata <kazu@hxi.com>
1457 * config/h8300/h8300.md (zero_extendqihi2): Changes to
1458 define_expand to accomodate target-specific attributes.
1459 (anonymous zero_extendqihi2 patterns): New.
1461 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
1463 * h8300.md (*andorhi3): New pattern.
1465 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
1467 * h8300.c (dosize): Fix test for "sub".
1469 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
1471 * c-typeck.c (pointer_diff): Try to eliminate common term before
1474 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
1476 * config/arm/arm.c (arm_compute_initial_elimination_offset):
1477 Account for the saves of the FP registers.
1479 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
1480 (TEXT_SECTION_ASM_OP): Define.
1481 (INIT_SECTION_ASM_OP): Define.
1482 (FINI_SECTION_ASM_OP): Define.
1483 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
1484 (RDATA_SECTION_FUNCITON): Provide prototype.
1486 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
1488 * reload1.c (move2add_note_store): Correct typo checking for
1491 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
1493 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
1494 note should not be considered outside the libcall block.
1496 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1498 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
1500 2001-08-29 Kazu Hirata <kazu@hxi.com>
1502 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
1504 2001-08-29 Kazu Hirata <kazu@hxi.com>
1506 * config/h8300/h8300-protos.h: Add a prototype for
1508 * config/h8300/h8300.c (emit_logical_op): New.
1509 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
1516 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1518 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
1519 comparison with rtx INTVAL.
1520 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
1522 * pa.h (FUNCTION_ARG_SIZE): Likewise.
1524 2001-08-29 Kazu Hirata <kazu@hxi.com>
1526 * config/h8300/lib1funcs.asm: Update the copyright. Fix
1529 2001-08-29 Kazu Hirata <kazu@hxi.com>
1531 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
1532 (reg n) to (mem (pre_dec (reg n))
1533 (anonymous movsi pattern): Likewise.
1535 2001-08-29 Kazu Hirata <kazu@hxi.com>
1537 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
1539 2001-08-29 Kazu Hirata <kazu@hxi.com>
1541 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
1542 several special constants.
1544 2001-08-29 Kazu Hirata <kazu@hxi.com>
1546 * config/h8300/lib1funcs.asm: Fix comment typos.
1548 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1550 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
1551 Fix format specifier warnings.
1553 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
1554 inet_makeaddr, semctl): Prototype.
1556 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
1557 (save_restore_insns): Use base_offset, not gp_offset.
1559 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
1560 (ASM_OUTPUT_BYTE): Fix format specifier warning.
1562 2001-08-29 Richard Henderson <rth@redhat.com>
1564 * bb-reorder.c (function_tail_eff_head): New.
1565 (record_effective_endpoints): Set it.
1566 (fixup_reorder_chain): Use it.
1568 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1570 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
1572 2001-08-28 Dale Johannesen <dalej@apple.com>
1574 * config/darwin.c (machopic_function_base_name): Add const
1575 qualifier to a string.
1576 (darwin_encode_section_info): Ditto.
1578 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1580 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
1581 function definition.
1583 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
1585 * df.h (struct df): Add rts_order variable.
1587 * df.c (df_visit_next_rts): New function.
1588 (df_visit_next): Renamed to df_visit_next_rc
1589 (df_analyse_1): Allocate/compute/free rts_order as well.
1590 (df_rd_global_compute): Use df_visit_next_rc instead of
1592 (df_ru_global_compute): Use df_visit_next_rts instead of
1595 * flow.c (flow_reverse_top_sort_order_compute): New function.
1597 * basic-block.h: Add prototype.
1599 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
1601 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
1602 blocks, the BB_REACHABLE is now set, rather than aux being
1603 non-NULL. Update the test to reflect this.
1605 2001-08-28 Eric Christopher <echristo@redhat.com>
1607 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
1608 config/mips/crti.asm: Ditto.
1610 2001-08-28 Eric Christopher <echristo@redhat.com>
1611 Richard Henderson <rth@redhat.com>
1613 * c-pragma.h (add_weak): Move prototype from here...
1614 * output.h (add_weak): ... to here.
1615 * varasm.c (add_weak): Fix typo.
1616 * config/mips/crti.asm: New file.
1617 * config/mips/crtn.asm: Ditto.
1618 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
1619 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
1620 (INVOKE__main): Ditto.
1621 (INIT_SECTION_ASM_OP): New.
1622 (FINI_SECTION_ASM_OP): Ditto.
1623 (STARTFILE_SPEC): Add crti.
1624 (ENDFILE_SPEC): Add crtn.
1625 * config/mips/elf64.h: Same.
1626 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
1628 * config/mips/vxworks.h: Ditto.
1629 * config/mips/t-elf: Support crti and crtn.
1631 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
1633 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
1636 2001-08-28 Richard Henderson <rth@redhat.com>
1638 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
1639 (one_cmplbi2 splitter): Remove redundant test.
1641 2001-08-28 Dale Johannesen <dalej@apple.com>
1643 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
1645 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
1647 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
1649 2001-08-28 Stan Shebs <shebs@apple.com>
1651 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
1652 (UNALIGNED_SHORT_ASM_OP): Define.
1653 (UNALIGNED_INT_ASM_OP): Define.
1655 2001-08-28 Will Cohen <wcohen@redhat.com>
1657 * config/rs6000/rs6000.md (store_multiple): Correct RTL
1658 generation for first set.
1660 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1662 * flow.c (redirect_edge_succ_nodup): Return new edge.
1663 (try_simplify_condjump): Use new edge.
1664 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
1666 * cse.c (cse_basic_block): Skip note instructions.
1668 2001-08-27 Richard Henderson <rth@redhat.com>
1670 * combine.c (combine_simplify_rtx): Don't reverse condition
1671 if there is no reverse for the condition.
1672 (simplify_comparison): Don't simplify subregs from INT to FP.
1674 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
1675 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
1676 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
1677 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
1678 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
1679 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
1681 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1683 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
1684 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
1686 (adddi_dilshr32, adddi_dishl32): Only data register can be
1687 source for mem destination.
1689 * expmed.c (store_bit_field): Ignore adjustment to bitpos
1690 and use bitnum to decide about register move.
1692 2001-08-27 Richard Henderson <rth@redhat.com>
1694 * genattr.c (main): Emit state_t even when not doing scheduling.
1696 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1697 Richard Henderson <rth@redhat.com>
1699 * gcse.c (reg_first_set, reg_last_set): Replace with ...
1700 (reg_avail_info, current_bb): ... these.
1701 (oprs_unchanged_p, record_last_reg_set_info): Use them.
1702 (compute_hash_table): Likewise.
1704 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1706 * flow.c (verify_flow_info): Use checksums to verify edges.
1708 2001-08-27 Richard Henderson <rth@redhat.com>
1710 * genautomata.c (expand_automata): Always create a description.
1712 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
1714 * optabs.c (expand_binop): Correctly handle the carry in multiword
1715 add/subtract operations.
1717 2001-08-27 Fred Fish <fnf@be.com>
1719 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
1722 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
1724 * reload.c (find_reloads_toplev): Back out this change:
1726 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
1728 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
1729 mem if the address is a mode_dependent_address_p.
1731 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
1733 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
1734 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
1735 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
1738 * genattr.c (main): New variable num_insn_reservations. Increase
1739 it if there is DEFINE_INSN_RESERVATION. Output automaton based
1740 pipeline hazard recognizer interface.
1742 * genattrtab.h: New file.
1744 * genattrtab.c: Include genattrtab.h.
1745 (attr_printf, check_attr_test, make_internal_attr,
1746 make_numeric_value): Move protypes into genattrtab.h. Define them
1748 (num_dfa_decls): New global variable.
1749 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
1750 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
1751 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
1752 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
1754 * genautomata.c: New file.
1756 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
1758 * sched-int.h: (curr_state): Add the external definition for
1759 automaton pipeline interface.
1760 (haifa_insn_data): Add comments for members blockage and units.
1762 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
1763 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
1764 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
1765 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
1766 TARGET_SCHED_DFA_POST_CYCLE_INSN,
1767 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
1768 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
1770 (TARGET_SCHED): Use the new macros.
1772 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
1773 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
1774 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
1775 dfa_bubble): New members in gcc_target.sched.
1777 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
1778 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
1779 (insn_queue): Redefine it as pointer to array.
1780 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
1782 (max_insn_queue_index_macro_value): New variable.
1783 (curr_state, dfa_state_size, ready_try): New varaibles for
1784 automaton interface.
1785 (ready_element, ready_remove, max_issue): New function prototypes
1786 for automaton interface.
1787 (choose_ready): New function prototype.
1788 (insn_unit, blockage_range): Add comments.
1789 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
1790 FUNCTION_UNITS_SIZE == 0.
1791 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
1792 actual_hazard, potential_hazard): Add comments.
1793 (insn_cost): Use cost -1 as undefined value. Remove
1794 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
1796 (ready_element, ready_remove): New functions for automaton
1798 (schedule_insn): Add new code for automaton pipeline interface.
1799 (queue_to_ready): Add new code for automaton pipeline interface.
1800 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
1801 (debug_ready_list): Print newline when the queue is empty.
1802 (max_issue): New function for automaton pipeline interface.
1803 (choose_ready): New function.
1804 (schedule_block): Add new code for automaton pipeline interface.
1805 Print ready list before scheduling each insn.
1806 (sched_init): Add new code for automaton pipeline interface.
1807 Initiate insn cost by -1.
1808 (sched_finish): Free the current automaton state and finalize
1809 automaton pipeline interface.
1811 * sched-rgn.c: Include target.h.
1812 (init_ready_list, new_ready, debug_dependencies): Add new code for
1813 automaton pipeline interface.
1815 * sched-vis.c: Include target.h.
1816 (get_visual_tbl_length): Add code for automaton interface.
1817 (target_units, print_block_visualization): Add comments.
1819 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
1820 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
1821 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
1822 (getruntime.o, genautomata.o): New entries.
1823 (genattrtab.o): Add new dependency file genattrtab.h.
1824 (genattrtab): Add new dependencies. Link it with `libm.a'.
1825 (getruntime.o, hashtab.o): New entries for canadian cross.
1827 * doc/md.texi: Description of automaton based model.
1829 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
1831 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
1832 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
1833 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
1834 TARGET_SCHED_DFA_POST_CYCLE_INSN,
1835 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
1836 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
1837 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
1839 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
1840 MAX_DFA_ISSUE_RATE): New macro descriptions.
1842 * doc/contrib.texi: Add dfa based scheduler contribution.
1844 * doc/gcc.texi: Add more information about genattrtab.
1846 2001-08-27 Diego Novillo <dnovillo@redhat.com>
1848 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
1851 2001-08-27 Richard Henderson <rth@redhat.com>
1853 * function.c (expand_function_end): Don't init arg_pointer_save_area.
1854 (get_arg_pointer_save_area): New. Create an init it here.
1855 (fix_lexical_addr): Use it.
1856 * function.h: Declare it.
1857 * builtins.c (expand_builtin_setjmp_receiver): Use it.
1858 * stmt.c (expand_nl_goto_receiver): Use it.
1860 2001-08-27 Richard Henderson <rth@redhat.com>
1862 * final.c (final_scan_insn): Don't enter APP_ON mode for
1865 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
1866 alignment for assemble_integer for DW_EH_PE_aligned.
1867 * except.c (output_function_exception_table): Likewise.
1869 2001-08-26 Andreas Jaeger <aj@suse.de>
1871 * c-tree.h: Add prototyp for c_sizeof_nowarn.
1873 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
1875 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
1877 2001-08-27 Alan Modra <amodra@bigpond.net.au>
1879 * config/rs6000/rs6000.c (mask_operand): Rewrite without
1881 (mask64_operand): Likewise.
1882 (rldic_operand): Delete.
1883 (includes_lshift64_p): Delete.
1884 (includes_rldic_lshift_p): New function.
1885 (includes_rldicr_lshift_p): New function.
1886 (print_operand): Don't call rldic_operand in case 'W'.
1887 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
1888 (includes_lshift64_p): Remove.
1889 (includes_rldic_lshift_p): Declare.
1890 (includes_rldicr_lshift_p): Declare.
1891 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
1892 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
1893 Replace match_operand rldic_operand predicate with
1894 const_int_operand. Replace includes_lshift64_p condition with
1895 includes_rldic_lshift_p.
1896 <ashldi3_internal 64 bit rldicr patterns>: New.
1898 2001-08-27 Andreas Jaeger <aj@suse.de>
1900 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
1901 * errors.c: Likewise.
1902 * final.c: Likewise.
1903 * dwarf2asm.c: Likewise.
1904 * doprint.c (checkit): Likewise.
1905 * diagnostic.c: Likewise.
1906 * collect2.c: Likewise.
1907 * calls.c: Likewise.
1908 * c-semantics.c (build_stmt): Likewise.
1909 * c-format.c (status_warning): Likewise.
1910 * c-errors.c (pedwarn_c99): Likewise.
1911 * builtins.c (validate_arglist): Likewise.
1912 * config/pj/pj.c (pj_printf): Likewise.
1913 * fix-header.c: Likewise.
1915 * gcov.c (fnotice): Likewise.
1916 * gensupport.c (message_with_line): Likewise.
1917 * mips-tfile.c: Likewise.
1918 * protoize.c (notice): Likewise.
1919 * read-rtl.c (fatal_with_file_and_line): Likewise.
1920 * rtl-error.c: Likewise.
1921 * tradcpp.c: Likewise.
1923 * cp/tree.c (build_min_nt): Likewise.
1924 (build_min): Likewise.
1925 * cp/lex.c: Likewise.
1926 * cp/errfn.c: Likewise.
1927 * cp/rtti.c (create_pseudo_type_info): Likewise.
1929 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
1931 * df.c (df_uses_record): Return after recording all uses
1934 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
1936 * df.c (df_insn_modify): Realloc the INSN table here, if
1937 necessary, here, too.
1939 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
1941 * config/mips/mips.c (mips_function_value): Handle complex return
1944 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
1946 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
1948 * reload.c (make_memloc): Copy result if it is still
1949 reg_equiv_memory_loc[regno] on return.
1950 (subst_reloads) [ENABLE_CHECKING]: Check that none of
1951 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
1952 reg_equiv_mem are modified by the substitutions.
1954 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
1956 * predict.c (expensive_function_p): New.
1957 * rtl.h (expensive_function_p): Declare.
1958 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
1959 (use_fast_prologue_epilogue): New static variable.
1960 (expand_prologue): Set it; emit short prologues if unset.
1961 (expand_epilogue): Likewise.
1963 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
1965 * config.gcc: Add stormy16-*-elf case.
1966 * config/stormy16/stormy-abi: New file.
1967 * config/stormy16/stormy16-lib2.c: New file.
1968 * config/stormy16/stormy16-protos.h: New file.
1969 * config/stormy16/stormy16.c: New file.
1970 * config/stormy16/stormy16.h: New file.
1971 * config/stormy16/stormy16.md: New file.
1972 * config/stormy16/t-stormy16: New file.
1974 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1976 * i386.h (no-accumulate-outgoing-args): Use proper mask.
1978 2001-08-24 David Edelsohn <edelsohn@gnu.org>
1980 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
1981 descriptor members are pointer size, not constant 4.
1982 * config/rs6000/rs6000.md (define_splits): Remove more unused
1985 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1987 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
1989 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
1991 * cp/rtti.c (VPARAMS): Fix parameter.
1993 2001-08-24 Zack Weinberg <zackw@panix.com>
1995 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
1997 (mode_for_extraction): No need for #ifdefs. Add default-case abort
1999 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
2000 in if controlling use of insv.
2001 (extract_bit_field): Likewise, for extv and extzv.
2003 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2005 * i386.md (movcc peep2): Fix load of 0.
2007 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2009 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
2010 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
2012 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
2014 * c-pragma.h: Move weak_syms and weak_decls...
2015 * varasm.c: ...here. Now static.
2016 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
2017 depend on HANDLE_PRAGMA_WEAK.
2019 * c-common.c (c_alignof, c_alignof_expr): Move here...
2020 * c-typeck.c: ...from here.
2021 * c-tree.h, c-common.h: Adjust.
2023 2001-08-23 Bernd Schmidt <bernds@redhat.com>
2025 * config/ia64/ia64.c (rws_update): If !pred, set write_count
2026 instead of incrementing it.
2028 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
2029 asm ready, don't try to move them all into the same array element.
2031 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
2033 * function.c (thread_prologue_and_epilogue_insns): Avoid
2034 fallthru flag on edge to exit.
2036 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
2038 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
2041 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
2043 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
2044 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
2045 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
2048 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
2050 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
2051 replace "GNU CC" with "GCC".
2053 2001-08-23 Richard Henderson <rth@redhat.com>
2055 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
2056 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
2057 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
2058 Need GR between FR and not GR_AND_FR.
2059 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
2060 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
2061 AR regs before GR regs.
2062 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
2063 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
2064 (REGISTER_MOVE_COST): Update.
2065 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
2067 2001-08-23 Richard Henderson <rth@redhat.com>
2069 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
2072 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
2074 * reload1.c (emit_reload_insns): Don't look for notes
2075 on a NULL store_insn.
2077 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2079 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
2080 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
2081 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
2082 format specifier warnings.
2083 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
2085 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
2087 * config/i386/i386-protos.h: Correct declaration of
2088 i386_pe_asm_named_section.
2090 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
2092 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
2094 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
2096 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
2098 * cpperror.c (print_location): Don't show _Pragma.
2099 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
2100 and file change callback generation here.
2101 (stack_include_file): Update use of cpp_push_buffer.
2102 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
2103 (struct cpp_buffer): Remove type, pfile members.
2104 * cppinit.c (cpp_handle_option): Use free_chain.
2105 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
2106 (skip_escaped_newlines, get_effective_char, lex_percent): Take
2107 a cpp_reader rather than a cpp_buffer.
2108 (skip_escaped_newlines, get_effective_char, skip_block_comment,
2109 skip_line_comment, parse_string, lex_percent, lex_dot,
2110 _cpp_lex_token): Update accordingly.
2111 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
2113 (cpp_push_buffer): Update prototype.
2114 (run_directive): Update use of cpp_push_buffer.
2115 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
2116 handle_assertion): Update use of run_directive.
2117 * cpplib.h (enum cpp_buffer_type): Remove.
2118 (cpp_push_buffer): Update prototype.
2119 * fix-header.c (read_scan_file): Update.
2121 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2123 * gcc.c (struct prefix_list): Change prefix to const char *.
2125 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2127 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
2129 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
2131 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
2134 * jump.c (squeeze_notes): Take parms by reference. Handle END being
2137 * ifcvt.c (dead_or_predicable): Adjust.
2138 * loop.c (find_and_verify_loops): Adjust.
2139 * stmt.c (expand_end_case): Adjust.
2140 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
2141 head and end insn pointers in the basic block, not just local copies.
2142 (merge_blocks_move_predecessor_nojumps): Likewise.
2144 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
2146 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
2147 bitmap.h, builtin-types.def, builtins.c, builtins.def,
2148 c-aux-info.c, c-common.c, c-common.def, c-common.h,
2149 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
2150 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
2151 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
2152 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
2153 conditions.h, config.gcc, configure.frag, configure.in,
2154 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
2155 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
2156 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
2157 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
2158 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
2159 emit-rtl.c, errors.c, errors.h, except.c, except.h,
2160 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
2161 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
2162 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
2163 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
2164 gencheck.c, gencodes.c, genconfig.c, genemit.c,
2165 genextract.c, genflags.c, gengenrtl.c, genmultilib,
2166 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
2167 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
2168 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
2169 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
2170 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
2171 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
2172 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
2173 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
2174 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
2175 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
2176 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
2177 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
2178 params.h, predict.c, predict.def, predict.h, prefix.c,
2179 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
2180 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
2181 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
2182 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
2183 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
2184 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
2185 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
2186 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
2187 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
2188 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
2189 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
2190 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
2191 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
2192 xcoffout.h: replace "GNU CC" with "GCC".
2194 2001-08-21 Richard Henderson <rth@redhat.com>
2196 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
2197 (final_scan_insn): Consider jump tables data even if we have no
2198 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
2200 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
2201 (ASM_OUTPUT_CASE_END): Remove.
2202 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
2203 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
2204 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
2206 2001-08-21 Richard Henderson <rth@redhat.com>
2208 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
2209 at barrier insns. Emit stop bits before barriers.
2211 * flow.c (flow_find_cross_jump): Don't consider unconditional
2212 return insns for commoning.
2214 * final.c (compute_alignments): Fix typo.
2216 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
2217 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
2218 (store_bit_field): Use mode_for_extraction more places.
2219 (extract_bit_field): Likewise.
2221 2001-08-21 Zack Weinberg <zackw@panix.com>
2223 * caller-save.c: Don't include insn-codes.h.
2224 (reg_save_code, reg_restore_code): Make arrays of int.
2225 All uses updated to match.
2226 (insert_save, insert_restore): No need to initialize "code"
2227 variable upon declaration.
2228 * Makefile.in: update dependencies; fix typo in clean rule.
2230 2001-08-21 Richard Henderson <rth@redhat.com>
2232 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
2233 (merge_if_block): Handle fallout from same.
2235 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2237 * builtins.c (type_to_class): Fix typo in last change.
2239 2001-08-21 Richard Henderson <rth@redhat.com>
2241 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
2242 ia64_asm_output_label.
2244 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
2245 copy of gp while the real gp register contains garbage.
2247 2001-08-21 Zack Weinberg <zackw@panix.com>
2249 * expmed.c (mode_for_extraction): New function.
2250 (store_bit_field, extract_bit_field): Use it.
2251 * expr.h: Prototype it and provide an enum for its first argument.
2253 * combine.c, function.c, recog.c: Don't include insn-codes.h.
2254 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
2255 and digging through the insn_data tables.
2256 * Makefile.in: Update dependencies.
2258 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
2260 * cppfiles.c (stack_include_file): line-map.c now handles include
2262 (handle_missing_handler): Similarly.
2263 (_cpp_execute_include): Similarly.
2264 (_cpp_pop_file_buffer): Similarly.
2265 * cpphash.h (struct cpp_reader): Remove system_include_depth,
2266 buffer_stack_depth and include_depth.
2267 * cpplib.c (do_include_common): line-map.c now handles include depth.
2268 (cpp_push_buffer): Similarly.
2269 (_cpp_pop_buffer): Similarly.
2270 * cppmacro.c (builtin_macro): Update.
2271 * line-map.c (init_line_maps): Set depth.
2272 (add_line_map): Increment "used" earlier. Update and use the
2274 (trace_include): Use the include depth.
2275 * line-map.h (struct line_maps): New member depth.
2277 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2279 * cppfiles.c (stack_include_file): Don't handle -H here.
2280 * cppinit.c (cpp_start_read): Set include tracing after
2281 cpp_post_options and after stacking the main file.
2282 * line-map.c (trace_include): New.
2283 (init_line_maps, add_line_map): Update.
2284 * line-map.h (struct line_maps): New member trace_includes.
2286 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2288 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
2289 * cppfiles.c (stack_include_file): Only stack a file if there
2290 is something to do. Return a boolean indicating whether a
2291 buffer was stacked or not.
2292 (_cpp_execute_include): Similarly.
2293 (_cpp_read_file): Similarly.
2294 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
2296 2001-08-21 Sam Steingold <sds@gnu.org>
2298 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
2299 (RECACHE): keep obufp_before_macroname up to date
2301 2001-08-21 Zack Weinberg <zackw@panix.com>
2303 * stmt.c: Don't include insn-codes.h.
2304 (expand_end_case): Machine specific logic moved to expr.c.
2305 No need to worry about __builtin_classify_type.
2306 (check_for_full_enumeration_handling, emit_case_nodes):
2309 * builtins.o (expand_builtin_classify_type): Split up so code
2310 can be shared with fold_builtin_classify_type.
2311 (type_to_class, fold_builtin_classify_type): New functions.
2312 (fold_builtins): Handle __builtin_classify_type.
2314 * expr.c (do_tablejump): Now static.
2315 (case_values_threshold, try_casesi, try_tablejump): New;
2316 code mostly from stmt.c (expand_end_case).
2317 (expr.h): Update prototypes.
2319 * Makefile.in (stmt.o): Update dependencies.
2321 2001-08-21 Will Cohen <wcohen@redhat.com>
2323 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
2324 declaration of variable i.
2325 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
2326 declaration of variable i.
2328 2001-08-21 Richard Henderson <rth@redhat.com>
2330 * crtstuff.c: Fix thinko last change. Move list tails to start
2331 of CRT_END section. Tidy ifdefs.
2332 (__EH_FRAME_BEGIN__): Always static for ELF.
2333 (__do_global_ctors_1): Rename from __frame_dummy.
2334 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
2335 name change; don't hide __EH_FRAME_BEGIN__.
2337 2001-08-21 Richard Henderson <rth@redhat.com>
2339 * gdbinit.in: Move break on exit after break on fancy_abort.
2341 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
2344 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2346 * cpphash.h (_cpp_push_next_buffer): New.
2347 * cppinit.c (do_includes): Remove.
2348 (push_include, free_chain, _cpp_push_next_buffer): New.
2349 (cpp_start_read): Use them to rework command line option handling.
2350 (cpp_handle_option): Combine handling of -include and -imacros.
2351 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
2352 appropriate. Always insert missing \n at EOF.
2353 * cpplib.c (start_directive): Get the directive position right.
2354 * cppmain.c (cb_file_change): Always print the first line, unless
2357 2001-08-20 Andreas Jaeger <aj@suse.de>
2359 * profile.c (compute_branch_probabilities): Remove extra new-line
2361 * flow.c (verify_flow_info): Likewise.
2363 2001-08-20 Diego Novillo <dnovillo@redhat.com>
2365 * basic-block.h (basic_block): Add new field 'flags'.
2366 (BB_REACHABLE): Define.
2367 (expunge_block): Declare.
2368 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
2369 (EXIT_BLOCK_PTR): Ditto.
2370 (expunge_block): Remove static declaration.
2371 (cleanup_cfg): Clear bb->aux on every basic block.
2372 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
2373 computing reachability.
2374 (delete_unreachable_blocks): Delete block b if b->flags has
2377 2001-08-20 Diego Novillo <dnovillo@redhat.com>
2379 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
2381 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2383 * sparc.c (sparc_variable_issue): Fix typo in last change.
2385 2001-08-20 Richard Henderson <rth@redhat.com>
2387 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
2389 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
2391 * pa.h (RETURN_IN_MEMORY): Improve comment.
2393 2001-08-20 Janis Johnson <janis187@us.ibm.com>
2395 * doc/invoke.texi (Profiling options): Clarify the interactions
2396 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
2398 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
2400 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
2403 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2405 * gcc.c (make_relative_prefix): Allocate a sufficiently large
2408 2001-08-20 Richard Henderson <rth@redhat.com>
2410 * final.c (end_final): Fix typo last change.
2412 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
2414 * cppinit.c (init_standard_includes): The returned buffer
2415 is already malloc-ed.
2416 * gcc.c (add_prefix): Similarly.
2417 * prefix.c (translate_name): Update to support clear buffer
2419 (update_path): Similarly. Be sure to free any newly allocated
2420 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
2422 * prefix.h (update_path): Update prototype and document.
2423 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
2424 up and update to new buffer ownership rules.
2425 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
2427 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
2429 * final.c (compute_alignments): New function.
2430 (init_insn_lengths): Do not care label_align.
2431 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
2432 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
2433 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
2434 (shorted_branches): Realloc label_align array; do
2435 not call init_insn_lengths; Do not care about loop alignments.
2436 * output.h (compute_alignments): Declare.
2437 * toplev.c (rest_of_compilation): Call compute_alignments.
2438 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
2440 * predict.c (block_info_def): Add npredecesors, remove nvisited;
2441 change visited to tovisit.
2442 (propagate_freq): Use faster traversing algorithm.
2443 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
2444 to tovisit; reverse meaning.
2446 * predict.c (struct block_info_def): Remove nvisited.
2447 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
2448 (estimate_bb_frequencies): Call mark_dfs_back_edges.
2450 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
2452 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
2453 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
2454 (TARGET_FUSED_MADD): New.
2455 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
2456 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
2457 the multiply-add instructions.
2459 2001-08-19 Richard Henderson <rth@redhat.com>
2461 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
2462 is aligned to pointer size.
2464 2001-08-19 Richard Henderson <rth@redhat.com>
2466 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
2467 display markers during final schedule.
2469 2001-08-19 Richard Henderson <rth@redhat.com>
2471 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
2473 2001-08-19 Richard Henderson <rth@redhat.com>
2475 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
2477 (ASM_NAME_TO_STRING): Remove.
2478 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
2479 in the same string. Remove support for expressions.
2481 2001-08-19 Richard Henderson <rth@redhat.com>
2483 * config/i386/i386.md (tablejump): Make an expander; handle
2484 pic relative addressing here.
2485 (tablejump_1): Rename from tablejump_pic.
2488 2001-08-19 Richard Henderson <rth@redhat.com>
2490 * regclass.c (fix_register): Fix typo.
2492 2001-08-18 Richard Henderson <rth@redhat.com>
2494 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
2495 (struct _Unwind_Context): Expand br_loc to hold it.
2496 (uw_frame_state_for): Handle leaf functions better.
2497 (uw_update_reg_address): Update for br_loc change.
2499 2001-08-18 Richard Henderson <rth@redhat.com>
2501 * crtstuff.c: Move list heads before code that uses them.
2502 (__JCR_LIST__): Remove initial null.
2503 (frame_dummy, __frame_dummy): Do java registration here ...
2504 (__do_global_ctors_aux): ... not here.
2506 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
2507 (__do_global_dtors_aux): Update to match.
2508 (__JCR_LIST__, __do_jv_register_classes): New.
2510 * config/ia64/crtend.asm (__JCR_END__): New.
2511 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
2512 instead of an indirect LTOFF22 reloc.
2514 2001-08-18 Richard Henderson <rth@redhat.com>
2516 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
2517 * regclass.c (init_reg_sets_1): Fix typo.
2518 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
2519 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
2520 (ia64_compute_frame_size): Make ar.unat live when in use.
2521 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
2522 for ar.pfs; remove ar.unat handling.
2523 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
2525 (PREDICATE_CODES): Add ar_pfs_reg_operand.
2526 * config/ia64/ia64-protos.h: Update decls.
2527 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
2528 (sibcall_pic): Likewise.
2530 2001-08-18 Richard Henderson <rth@redhat.com>
2532 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
2533 pred_rel_mutex when searching for insn_group_barrier.
2534 * config/ia64/ia64.md (cycle_display): Combine the expander
2537 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
2538 bit before asm as needed.
2540 2001-08-18 Richard Henderson <rth@redhat.com>
2542 * timevar.def (TV_MACH_DEP): New.
2543 * toplev.c (rest_of_compilation): Use it.
2544 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
2546 2001-08-18 Zack Weinberg <zackw@panix.com>
2548 * unwind-dw2.c (execute_stack_op): Add default aborts to
2549 the inner switches to prevent warnings.
2551 2001-08-18 Richard Henderson <rth@redhat.com>
2553 * timevar.h (struct timevar_time_def): Change element type to float.
2554 (ticks_to_msec, clocks_to_msec): Likewise.
2555 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
2556 (get_time): Likewise.
2557 (timevar_print): Adjust zero check and printing to match.
2559 2001-08-18 Zack Weinberg <zackw@panix.com>
2561 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
2562 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
2563 Eliminate overfull or underfull hboxes.
2565 2001-08-18 Zack Weinberg <zackw@panix.com>
2567 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
2569 2001-08-18 Zack Weinberg <zackw@panix.com>
2571 * haifa-sched.c: Convert to target hooks. Macros replaced
2572 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
2573 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
2574 MD_SCHED_FINISH, and HAVE_cycle_display.
2575 * target-def.h (TARGET_SCHED_ADJUST_COST,
2576 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
2577 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
2578 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
2579 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
2580 New hook #defines to be overridden.
2581 (TARGET_SCHED): Bring them all together.
2582 (TARGET_INITIALIZER): Update.
2583 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
2584 instead of 'struct rtx_def *' throughout.
2585 (struct sched): New set of hooks for the scheduler.
2586 * Makefile.in (haifa-sched.o): Depend on target.h.
2587 * doc/tm.texi: Document the new scheduler hooks, together in
2588 their own section, instead of scattered around.
2589 Fix a bunch of underfull/overfull hboxes.
2591 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
2592 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
2593 sparc.h: Don't define any of the old scheduler macros.
2595 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
2596 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
2597 sparc.c: Create hook functions from code extracted from
2598 corresponding target header, or make existing hooks static, as
2599 appropriate. Set the appropriate entries in targetm.
2601 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
2602 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
2603 rs6000-protos.h, s390-protos.h, sparc-protos.h:
2604 Remove prototypes for functions which are now static.
2606 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
2607 related gunk; the Haifa scheduler is now the only choice.
2609 2001-08-18 Zack Weinberg <zackw@panix.com>
2611 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
2612 * genopinit.c: Put floating point divide insns in sdiv_optab.
2613 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
2614 * config/gofast.h, config/c4x/c4x.h,
2615 config/ia64/hpux_longdouble.h, config/mips/mips.h,
2616 config/pa/long_double.h, config/rs6000/sysv4.h,
2617 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
2618 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
2619 (init_optabs): Use init_optabv for overflow-trapping optabs.
2620 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
2621 cmp_optab RTX codes so have_insn_for can find them.
2623 * optabs.c (expand_simple_binop, expand_simple_unop,
2624 have_insn_for, gen_sub3_insn): New interfaces.
2625 * expr.h: Prototype new functions.
2626 (enum optab_methods): Move here from optabs.h.
2628 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
2629 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
2630 Use new functions instead of working directly with optabs.
2631 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
2632 unroll.c: Don't include optabs.h.
2633 * caller-save.c, combine.c, function.c, stmt.c: Just include
2634 insn-codes.h, not optabs.h.
2635 * Makefile.in: Update dependencies.
2637 * combine.c (make_compound_operation, simplify_comparison):
2638 Fix typos testing for this or that instruction.
2640 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2642 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
2643 generating libgcc.a.
2645 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2647 * except.c (TYPE_HASH): Delete.
2649 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
2652 * tree.c (TYPE_HASH): Delete.
2654 * tree.h (TYPE_HASH): Define.
2656 2001-08-18 Graham Stott <grahams@redhat.com>
2658 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
2660 (adddi3_internal_2+2): Likewise.
2661 (eh_set_lr_di+1): Likewise.
2663 2001-08-17 Richard Henderson <rth@redhat.com>
2665 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2666 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
2667 * dwarf2asm.c: ... here.
2668 * dwarfout.c: Remove them.
2670 * varasm.c (assemble_integer): Add align parameter.
2671 (assemble_real, output_constant, output_constructor): Likewise.
2672 * output.h: Update decls.
2673 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
2674 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
2675 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
2676 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
2677 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
2680 * final.c (end_final): Abort profile block generation if we
2681 havn't layed it out properly.
2682 * output.h (assemble_eh_integer): Remove stale decl.
2683 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
2685 (assemble_integer): Handle unaligned data.
2686 (assemble_real): Abort on unaligned data.
2687 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
2689 (default_dtor_section_asm_out_destructor): Use assemble_align.
2690 (default_named_section_asm_out_constructor): Likewise.
2691 (default_ctor_section_asm_out_constructor): Likewise.
2692 * config/darwin.c (machopic_asm_out_constructor): Likewise.
2693 (machopic_asm_out_destructor): Likewise.
2694 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
2695 (nextstep_asm_out_destructor): Likewise.
2696 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
2697 (vms_asm_out_destructor): Likewise.
2699 2001-08-17 Richard Henderson <rth@redhat.com>
2701 * config/mips/iris6.h (TARGET_IRIX6): New.
2702 (current_section_name, current_section_flags): New.
2703 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
2704 (MAX_OFILE_ALIGNMENT): New.
2705 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
2706 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
2707 (copy_file_data): Split out from
2708 (mips_asm_file_end): ... here.
2709 (mips_asm_file_start): Remove extra .section directive. Use
2710 tmpfile instead of mips_make_temp_file.
2711 (mips_unique_section): Use const char * as needed for warnings.
2712 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
2713 re-add align parameter.
2714 (iris6_asm_named_section): New.
2715 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
2716 (iris6_asm_output_align, iris6_section_align_1): New.
2717 (iris6_asm_file_start, iris6_asm_file_end): New.
2718 * config/mips/mips-protos.h: Update decls.
2720 2001-08-17 Janis Johnson <janis187@us.ibm.com>
2722 * doc/install.texi (Install GCC): Add links to build status pages.
2724 (Final install): Ditto; request updates for specific info
2726 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
2728 * cpperror.c (print_location): Don't take a file name; use the
2730 (_cpp_begin_message): Similarly.
2731 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
2732 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
2733 (cpp_pedwarn_with_file_and_line): Remove.
2734 * cppfiles.c (stack_include_file): Update; set filename to stdin
2735 here when appropriate.
2736 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
2737 (_cpp_begin_message): Don't take a file name.
2738 * cppinit.c: Add comment.
2739 * cpplex.c: Fix end-of-directive indicator.
2740 * cpplib.c: Don't include intl.h.
2741 (run_directive, do_diagnostic): Update.
2742 (do_line): Update to not use nominal_fname.
2743 (cpp_push_buffer): Don't take a filename.
2744 * cpplib.h (struct ht): Remove.
2745 (cpp_push_buffer): Don't take a filename.
2746 (cpp_pedwarn_with_file_and_line): Remove.
2747 * cppmacro.c (struct cpp_macro): Remove file.
2748 (builtin_macro): Update.
2749 (_cpp_create_definition): Update.
2750 * cppmain.c: Correct comment.
2751 * fix-header.c (read_scan_file): Update.
2753 2001-08-17 Kazu Hirata <kazu@hxi.com>
2755 * sbitmap.c: Fix comment formatting.
2756 * sched-deps.c: Likewise.
2757 * sibcall.c: Likewise.
2758 * simplify-rtx.c: Likewise.
2760 * ssa-ccp.c: Likewise.
2761 * stor-layout.c: Likewise.
2762 * timevar.c: Likewise.
2763 * toplev.c: Likewise.
2764 * unwind-dw2.c: Likewise.
2765 * unwind-dw2-fde.c: Likewise.
2766 * varasm.c: Likewise.
2768 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
2770 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
2771 or larger than an integer in memory.
2773 2001-08-17 Zack Weinberg <zackw@panix.com>
2775 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
2776 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
2777 * rtl.h: Don't forward-declare union tree_node here. Don't
2778 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
2779 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
2780 and tree respectively.
2781 * tree.h: Don't forward-declare struct rtx_def here. Don't
2782 typedef tree here. Change all uses of struct rtx_def *,
2783 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
2784 and tree respectively.
2786 2001-08-17 Richard Henderson <rth@redhat.com>
2788 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
2789 config/mips/openbsd.h: Fix typos last change.
2791 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2793 * doc/invoke.texi (Optimize Options): The default for
2794 -finline-limit is 600.
2796 2001-08-17 Richard Henderson <rth@redhat.com>
2798 * varasm.c (text_section): Allow TEXT_SECTION to override the
2799 printing of TEXT_SECTION_ASM_OP.
2800 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
2801 (DATA_SECTION, BSS_SECTION): Remove.
2802 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
2803 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
2804 Rename from s/_NAME//.
2805 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
2806 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
2807 (TEXT_SECTION): ... here. New.
2808 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
2809 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
2810 * config/mips/openbsd.h: Likewise.
2811 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
2812 (mips_asm_file_end): Likewise test.
2813 (mips_output_function_epilogue): Likewise. Switch back to data
2814 section after emitting the function.
2816 * doc/tm.texi (Sections): Document TEXT_SECTION.
2818 2001-08-17 Richard Henderson <rth@redhat.com>
2820 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
2821 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
2823 2001-08-17 Richard Henderson <rth@redhat.com>
2825 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
2826 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
2827 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
2828 Add aligned attribute.
2830 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
2832 * config/sh/sh.md: Add modes to unspecs in first insn to match
2833 those in the second.
2835 * Makefile.in: Fix collect2 copy for Cygwin.
2837 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
2839 Install the proper patch.
2840 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
2841 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
2842 (expand_function_start): Likewise.
2843 * stmt.c (expand_decl): Likewise.
2844 * varasm.c (make_decl_rtx): Likewise.
2846 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
2848 * final.c: Undo my previous accidental checkin.
2849 * output.h: Likewise.
2850 * tm.texi: Likewise.
2852 2001-08-16 Richard Henderson <rth@redhat.com>
2854 * varasm.c (named_section_flags): Remove align parameter.
2855 * varasm.c, dwarf2out.c: Update all callers.
2856 * output.h: Update prototypes.
2858 * target.h (target.asm_out.named_section): Remove align parameter.
2859 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
2860 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
2861 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
2862 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
2863 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
2865 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
2866 (get_named_section_flags, set_named_section_flags): New.
2867 (named_section_flags): Use them.
2868 (named_section): Do decl vs section flags check here...
2869 (default_section_type_flags): ... not here.
2870 (init_varasm_once): Create in_named_htab.
2871 (resolve_unique_section): Mark reloc unused.
2873 2001-08-16 Richard Henderson <rth@redhat.com>
2875 * varasm.c (force_const_mem): Keep pool alignment in bits.
2876 (output_constant_pool): Use assemble_align.
2878 2001-08-16 Zack Weinberg <zackw@panix.com>
2880 * doc/tm.texi: Remove extra @table command.
2882 2001-08-16 Zack Weinberg <zackw@panix.com>
2884 * final.c (shorten_branches): Clear the end of the label_align
2885 array only if we made it larger. Break up messy expressions
2888 * diagnostic.c (internal_error): Check for error recursion
2889 before doing ICE suppression.
2891 * timevar.c: Timing variables now count in milliseconds.
2892 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
2893 (get_time): Not here.
2894 (timevar_print): Don't print any timer whose user, cpu, and
2895 wall times are all zero as displayed.
2896 * timevar.h: Update comment aboout units. Make timevar
2899 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
2901 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
2902 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
2903 (expand_function_start): Likewise.
2904 * stmt.c (expand_decl): Likewise.
2905 * varasm.c (make_decl_rtx): Likewise.
2907 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
2909 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
2910 (finalize_record_size): Don't set TYPE_USER_ALIGN.
2912 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2914 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
2917 2001-08-16 Andreas Jaeger <aj@suse.de>
2919 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
2922 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
2924 * rtl.h (only_sets_cc0_p): New prototype.
2925 * jump.c (sets_cc0_p): Handle INSN.
2926 (only_sets_cc0_p): New function.
2927 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
2928 (tidy_fallthru_edge): Likewise.
2929 * integrate.c (copy_insn_list): Likewise.
2930 * unroll.c (unroll_loop): Likewise.
2931 (copy_loop_body): Likewise.
2933 2001-08-15 Jason Eckhardt <jle@redhat.com>
2935 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
2937 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
2939 * predict.c (struct block_info_def): Remove nvisited.
2940 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
2941 (estimate_bb_frequencies): Call mark_dfs_back_edges.
2943 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
2944 (ix86_adjust_cost): Teach scheduler that latency to load operand can
2947 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
2949 * predict.def: Update hitrates.
2951 2001-08-15 Richard Henderson <rth@redhat.com>
2953 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
2955 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
2957 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
2958 note from its associated jump.
2960 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2962 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
2963 also on 64-bit s390x targets.
2965 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
2967 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
2969 (arm_expand_prologue): Handled nested functions which take a
2970 variable argument list.
2971 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
2972 macro with an invocation of
2973 arm_compute_initial_elimination_offset.
2974 * config/arm/arm-protos.h: Prototype
2975 arm_compute_initial_elimination_offset.
2977 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2979 * doc/install.texi (Specific, avr): Fix markup.
2980 (Specific, c4x): Ditto.
2982 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2984 * predict.c (dump_prediction): Change `bool' parameter to `int'.
2986 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
2988 * Makefile.in (OBJS): Add rtl-error.o
2989 (rtl-error.o): New rule.
2990 (diagnostic.o): Adjust dependency.
2991 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
2992 error_for_asm, _fatal_insn, _fatal_insn_not_found,
2993 warning_for_asm): Move to...
2994 rtl-error.c: ...here. New file.
2996 2001-08-14 Richard Henderson <rth@redhat.com>
2998 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
2999 if USING_SJLJ_EXCEPTIONS.
3001 2001-08-14 Steve Ellcey <sje@cup.hp.com>
3003 * tlink.c (scan_linker_output): Check string for unsatisfied in
3004 addition to undefined and unresolved.
3006 2001-08-14 Graham Stott <grahams@redhat.com>
3008 * libgcc2.c (*): Replace EH_FRAME_SECTION with
3009 EH_FRAME_SECTION_NAME.
3011 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
3013 * genattrtab.c (simplify_test_exp_in_temp): New function.
3014 (simplify_test_exp): Avoid explicit use of temporary obstack.
3015 (simplify_cond, insert_right_side, evaluate_eq_attr,
3016 simplify_and_tree, simplify_or_tree, eliminate_known_true):
3017 Use simplify_test_exp_in_temp.
3018 (optimize_attrs): Iterate until expression stabilizes.
3020 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
3022 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
3023 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
3025 2001-08-13 Richard Henderson <rth@redhat.com>
3027 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
3028 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
3029 * config/arm/conix-elf.h: Likewise.
3031 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
3033 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
3035 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
3037 * gcse.c (hash_scan_set): Expressions that are set as part of
3038 jump instructions are not available.
3040 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3042 * config/s390/s390.c (print_operand, s390_function_prologue,
3043 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
3045 2001-08-13 Richard Henderson <rth@redhat.com>
3047 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
3048 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
3049 * doc/tm.texi (Exception Region Output): Document it.
3051 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
3053 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
3054 DWARF2 instead of stabs by default.
3056 2001-08-13 David Edelsohn <edelsohn@gnu.org>
3058 * config/rs6000/rs6000.c: Include optabs.h.
3060 2001-08-13 David Edelsohn <edelsohn@gnu.org>
3062 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
3063 save/restore routines.
3064 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
3066 2001-08-13 Andreas Jaeger <aj@suse.de>
3068 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
3069 the english is correct.
3071 2001-08-13 Zack Weinberg <zackw@panix.com>
3073 * expr.h: Split out optab- and libfunc-related code to...
3074 * optabs.h, libfuncs.h: ... these new headers.
3076 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
3078 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
3080 * mkconfig.sh: Don't include insn-codes.h from config.h.
3082 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
3083 enum insn_code is available. Move reload_in_optab and
3084 reload_out_optab array declarations to optabs.h.
3085 * regmove.c (gen_add3_insn): Move to optabs.c, export from
3086 there, prototype in expr.h.
3087 * gencodes.c: Cleanup: zap global variables, don't use
3088 printf where puts will do, don't bother defining MAX_INSN_CODE
3089 which nothing uses, let CODE_FOR_nothing get its value implicitly.
3091 * genemit.c, genopinit.c: Include optabs.h in generated file.
3092 * genoutput.c: Include insn-codes.h in generated file.
3093 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
3094 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
3095 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
3096 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
3097 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
3098 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
3100 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
3101 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
3102 config/m88k/m88k.c, config/sparc/sparc.c:
3104 * reload.c: Include expr.h and optabs.h before reload.h.
3105 * config/alpha/alpha.c: Include tree.h before reload.h.
3106 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
3107 and reload.h in that order.
3108 * config/sparc/sparc.c: Include debug.h.
3109 * recog.c: Include insn-codes.h.
3111 2001-08-13 Andreas Jaeger <aj@suse.de>
3113 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
3116 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
3118 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
3119 * gcc.c (init_spec): Fix typo in comment.
3120 * varasm.c (data_section): Fix typo in comment.
3122 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
3124 * predict.c (dump_prediction): New argument "USED".
3125 (combine_predictions_for_insn): Determine the used heuristics,
3126 output the case no heuristic applied.
3127 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
3129 2001-08-13 Andreas Jaeger <aj@suse.de>
3131 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
3134 2001-08-13 Kazu Hirata <kazu@hxi.com>
3136 * jump.c: Fix formatting.
3138 2001-08-13 Kazu Hirata <kazu@hxi.com>
3140 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
3143 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
3145 * loop.c (check_dbra_loop): Use condjump_label to compute
3148 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
3149 to better document the files they're in.
3151 2001-08-12 Zack Weinberg <zackw@panix.com>
3153 * recog.h (struct insn_operand_data): Shrink 'mode' field
3156 2001-08-12 Kazu Hirata <kazu@hxi.com>
3158 * gcc.c: Fix comment formatting.
3159 * gccspec.c: Likewise.
3162 * genemit.c: Likewise.
3163 * gengenrtl.c: Likewise.
3164 * genrecog.c: Likewise.
3165 * gensupport.c: Likewise.
3166 * ggc-page.c: Likewise.
3167 * global.c: Likewise.
3168 * graph.c: Likewise.
3169 * ifcvt.c: Likewise.
3170 * integrate.c: Likewise.
3172 * libgcc2.c: Likewise.
3174 * mbchar.c: Likewise.
3175 * optabs.c: Likewise.
3176 * predict.c: Likewise.
3177 * prefix.c: Likewise.
3178 * profile.c: Likewise.
3179 * protoize.c: Likewise.
3181 * recog.c: Likewise.
3182 * regclass.c: Likewise.
3183 * regmove.c: Likewise.
3184 * reg-stack.c: Likewise.
3185 * reload1.c: Likewise.
3186 * resource.c: Likewise.
3187 * rtlanal.c: Likewise.
3190 2001-08-12 Kazu Hirata <kazu@hxi.com>
3192 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
3193 a tree representing a constant is passed to the macro.
3195 2001-08-12 Richard Henderson <rth@redhat.com>
3197 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
3198 (rs6000_elf_asm_out_destructor): New.
3199 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
3200 (DTORS_SECTION_ASM_OP): Remove.
3201 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3202 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
3204 2001-08-12 David Edelsohn <edelsohn@gnu.org>
3207 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3208 * gcc.c (set_collect_gcc_options): New function, split out from
3210 Ignore elided switches.
3211 (do_spec_1): Invoke before executing command.
3212 (set_input): Export.
3213 Move declaration ...
3214 * gcc.h (set_input): ... here.
3215 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
3218 2001-08-12 Richard Henderson <rth@redhat.com>
3220 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
3221 thinko wrt TARGET_RELOCATABLE.
3223 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
3225 * fix-header.c (cb_file_change): Update prototype.
3227 2001-08-11 Zack Weinberg <zackw@panix.com>
3229 * toplev.c (set_float_handler): Make static.
3230 * toplev.h: Don't prototype set_float_handler.
3232 * simplify-rtx.c: Don't include setjmp.h.
3233 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
3235 (simplify_unary_operation, simplify_binary_operation): Use them,
3236 via do_float_handler.
3238 * fold-const.c: Don't include setjmp.h.
3239 (exact_real_inverse_1): New function.
3240 (exact_real_inverse): Use it, via do_float_handler.
3242 * varasm.c: Don't include setjmp.h.
3243 (assemble_real_1): New function.
3244 (assemble_real): Use it, via do_float_handler.
3245 Call internal_error if we get a trap here.
3247 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
3248 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
3250 2001-08-11 Zack Weinberg <zackw@panix.com>
3252 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
3253 STACK_BOUNDARY if not already defined.
3255 * calls.c, function.c, reload1.c, explow.c: Don't default
3256 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
3257 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
3259 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
3262 * doc/tm.texi: Document that STACK_BOUNDARY is required;
3263 clarify difference between it and PREFERRED_STACK_BOUNDARY.
3265 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3267 * cppmacro.c (enter_macro_context): Push macro expansions even
3270 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3272 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
3273 (rs6000_elf_section_type_flags): Actually return a value.
3275 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
3277 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
3278 Clean up code: add missing comments and prototypes, fix warnings,
3279 remove obsolete code, fix spacing to conform to coding style.
3281 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
3283 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
3284 and TARGET_ASM_CLOSE_PAREN.
3285 (regclass_map): CC register belongs to class NO_REGS.
3286 (legitimize_pic_address): Don't generate unnecessary moves
3287 (to avoid confusing loop optimization).
3288 (check_and_change_labels): Replace jump_long by indirect_jump.
3289 (s390_final_chunkify): Don't start a new literal pool on section
3290 switch in 64-bit code.
3291 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
3293 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
3294 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
3295 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
3297 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
3298 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
3299 (CONST_COSTS): Fixed incorrect costs.
3301 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
3302 Use emit_jump instead of emit_jump_insn (gen_jump).
3303 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
3304 (to avoid confusing flow analysis).
3305 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
3306 (casesi, casesi_jump): New.
3307 (jump_long): Removed. Functionality merged into indirect_jump.
3308 (indirect_jump): Accept address_operand, not just register_operand.
3309 (cjump_long, icjump_long): Use same logic as indirect_jump.
3310 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
3311 Fixed broken setjmp/longjmp handling.
3312 (do_builtin_setjmp_setup): Removed.
3314 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
3315 broken GNU as versions that don't accept .quad with large
3316 negative values. Use hexadecimal output instead.
3317 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
3318 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
3319 FUNCTION_EPILOGUE): Removed. Now in targetm.
3321 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
3323 * config/s390/fixdfdi.h: Add missing copyright statement.
3324 Fix type conflicts on 64-bit. Add missing SFmode routines.
3326 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
3329 2001-08-11 Richard Henderson <rth@redhat.com>
3331 * rtl.h (REG_EH_RETHROW): Remove.
3332 * rtl.c (reg_note_name): Update.
3333 * combine.c (distribute_notes): Don't check for it.
3335 2001-08-11 Richard Henderson <rth@redhat.com>
3337 * combine.c (distribute_notes): Place REG_SETJMP.
3339 2001-08-11 Richard Henderson <rth@redhat.com>
3341 * doc/extend.texi (Arrays and pointers implementation): Discourage
3342 relying on sign-extension of pointers.
3344 2001-08-11 H.J. Lu <hjl@gnu.org>
3346 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
3348 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
3349 RDATA_SECTION_ASM_OP.
3351 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3353 * doc/install.texi (Specific, c4x): Fix cross-reference to the
3354 main manual to work both for info and HTML versions.
3356 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3357 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3359 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
3360 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
3361 (struct cpp_pool): New member first.
3362 * cppinit.c (append_include_chain): Plug memory leaks.
3363 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
3364 Allocate pragma structures from the (aligned) macro pool to
3365 avoid leaking memory.
3366 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
3367 so we don't leak memory.
3368 * hashtable.c (ht_destroy): New.
3369 * hashtable.h (ht_destroy): New.
3371 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3372 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3374 * c-lex.c (map): Make const.
3375 (cb_file_change): Update for callback passing a line map.
3376 Don't assume we have a previous map. Remove sanity check
3377 about popping too many files.
3378 * cpperror.c (print_location): Make map const.
3379 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
3380 (cpp_make_system_header): Similarly.
3381 (search_from): Similarly.
3382 (_cpp_execute_include): Don't remember where we came from.
3383 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
3384 (struct cpp_reader): Make map const.
3385 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
3386 * cpplib.c (do_line): Update; line maps now hold sysp.
3387 (cpp_push_buffer): Similarly.
3388 (_cpp_do_file_change): Similarly; callback with map instead.
3389 (cpp_get_line_maps): Constify return value.
3390 (_cpp_pop_buffer): Update.
3391 * cpplib.h (struct cpp_file_change): Remove.
3392 (struct cpp_callbacks): Update.
3393 (cpp_get_line_maps): Constify return value.
3394 * cppmacro.c (_cpp_create_definition): Update.
3395 * cppmain.c (struct printer): Constify map.
3396 (maybe_print_line): Similarly.
3397 (print_line): Similarly. Deduce flags 1 and 2 here.
3398 (cb_file_change): Update.
3399 * line-map.c (free_line_maps): Warn regardless.
3400 (add_line_map): Return pointer to const. When passed NULL to_file
3401 with LC_LEAVE, use the obvious values for the return point so the
3402 caller doesn't have to figure them out.
3403 (lookup_line): Return pointer to const.
3404 (print_containing_files): Take pointer to const.
3405 * line-map.h (struct line_map): New members reason, sysp.
3406 (add_line_map): Return pointer to const.
3407 (lookup_line): Similarly.
3408 (print_containing_files): Take pointer to const.
3410 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
3411 Richard Henderson <rth@redhat.com>
3413 * regmove.c (regmove_optimize): Avoid setting a register twice in
3416 2001-08-10 Richard Henderson <rth@redhat.com>
3418 * doc/extend.texi (Arrays and pointers implementation): Document
3419 behavior of pointer/integer conversion.
3421 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
3423 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
3425 2001-08-10 Richard Henderson <rth@redhat.com>
3427 * doc/extend.texi (C Implementation): New chapter.
3428 * doc/gcc.texi (Top): Link it in.
3430 2001-08-10 Andrew Cagney <ac131313@redhat.com>
3432 * doc/install.texi (Specific): Fix CVS merge botch.
3434 2001-08-10 Richard Henderson <rth@redhat.com>
3436 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
3437 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
3439 2001-08-10 Zack Weinberg <zackw@stanford.edu>
3441 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
3442 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
3443 this macro is now required.
3445 * cselib.c (cselib_process_insn), flow.c (propagate_block),
3446 loop.c (find_and_verify_loops), reload.c (reload): Check
3447 for rtx code of CALL_INSN, not CALL, when deciding if we
3448 need to check for REG_SETJMP note.
3450 * gcse.c (compute_hash_table, compute_store_table): Update
3451 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
3454 * config/avr/avr.c: Fix typo.
3455 * config/convex/convex.c (expand_movstr): Use adjust_address.
3456 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
3458 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
3459 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
3461 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
3462 Do define STACK_BOUNDARY.
3463 * config/i370/i370.c: Include expr.h.
3464 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
3465 config/pa/som.h, config/v850/v850.h: Take in_ctors and
3466 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
3467 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
3468 * config/m88k/m88k.c: Include c-tree.h after expr.h.
3469 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
3470 * config/romp/romp.c: Include expr.h after tree.h.
3472 (output_fpop): Use xmalloc, not oballoc.
3473 * config/we32k/we32k.c: Include expr.h.
3475 2001-08-10 Kazu Hirata <kazu@hxi.com>
3477 * config/h8300/h8300.h: Fix formatting.
3479 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
3481 * c-common.h (RETURN_NULLIFIED_P): Lose.
3482 * c-semantics.c (genrtl_return_stmt): Don't check it.
3484 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3486 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
3487 (mips_annotate_frame_insn): New function.
3488 (mips_emit_frame_related_store): New function.
3489 (save_restore_insns): Don't mark instructions that set up the base
3490 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
3491 the store instructions instead.
3492 (mips_expand_prologue): If the stack size is moved into a temporary
3493 register, do not mark that move as frame-related. Add a
3494 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
3496 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3498 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
3499 stack slot as unchanging if current_function_calls_eh_return.
3501 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3503 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
3504 access the second half of the TFmode scratch operand.
3506 2001-08-10 Anthony Green <green@redhat.com>
3508 * java/class.c (emit_register_classes): Conditionalize code on
3511 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3513 * doc/install.texi (Specific, avr): Fix cross-reference to the
3514 main manual to work both for info and HTML versions.
3516 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
3518 * stmt.c (expand_null_return_1): Remove code to generate simple returns
3519 and "use_goto" argument.
3520 (expand_null_return, expand_value_return): Update all callers.
3521 * function.c (expand_function_end): Remove code to generate simple
3523 * config/vax/vax.md (epilogue): New expander for function return.
3524 * doc/md.texi (epilogue): Remove "if defined".
3526 2001-08-09 Zack Weinberg <zackw@stanford.edu>
3528 * Makefile.in: Partially revert my previous change:
3529 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
3530 of the hashtab.o and safe-ctype.o rules.
3532 2001-08-09 Richard Henderson <rth@redhat.com>
3534 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
3535 (USE_COLLECT2): Remove duplicate definition.
3536 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
3537 (use_collect2): Remove dead code.
3538 * configure.in (use_collect2): Remove will_use_collect2 and
3539 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
3540 * configure: Rebuild.
3542 * target.h (targetm.asm_out.constructor): New.
3543 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
3544 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
3545 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
3546 * varasm.c (in_ctors, in_dtors): New.
3547 (assemble_constructor, assemble_destructor): Remove.
3548 (default_stabs_asm_out_destructor): New.
3549 (default_named_section_asm_out_destructor): New.
3550 (dtors_section, default_dtor_section_asm_out_destructor): New.
3551 (default_stabs_asm_out_constructor): New.
3552 (default_named_section_asm_out_constructor): New.
3553 (ctors_section, default_ctor_section_asm_out_constructor): New.
3554 * output.h: Update declarations.
3555 * c-decl.c (c_expand_body): Use target hooks instead of
3556 assemble_constructor and assemble_destructor.
3557 * profile.c (output_func_start_profiler): Likewise.
3558 * objc/objc-act.c (finish_objc): Likewise.
3559 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
3560 for the constructor.
3561 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
3563 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
3564 (DTORS_SECTION_ASM_OP): Likewise.
3565 (__CTOR_LIST__): Use attribute section when possible.
3566 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
3568 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
3569 ASM_OUTPUT_CONSTRUCTOR.
3571 * config/darwin.c (machopic_asm_out_constructor): New.
3572 (machopic_asm_out_destructor): New.
3573 * config/darwin-protos.h: Update declarations.
3574 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3575 (ASM_OUTPUT_DESTRUCTOR): Remove.
3576 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3577 * config/nextstep.c (nextstep_asm_out_constructor): New.
3578 (nextstep_asm_out_destructor): New.
3579 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3580 (ASM_OUTPUT_DESTRUCTOR): Remove.
3581 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3582 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
3583 ASM_OUTPUT_*STRUCTOR.
3584 * config/i386/aix386ng.h: Likewise.
3586 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
3587 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
3588 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
3589 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3590 * config/lynx.h: Likewise.
3591 * config/netware.h: Likewise.
3592 * config/psos.h: Likewise.
3593 * config/alpha/alpha-interix.h: Likewise.
3594 * config/alpha/elf.h: Likewise.
3595 * config/arc/arc.h: Likewise.
3596 * config/arm/aof.h: Likewise.
3597 * config/arm/coff.h: Likewise.
3598 * config/arm/elf.h: Likewise.
3599 * config/c4x/c4x.h: Likewise.
3600 * config/h8300/h8300.h: Likewise.
3601 * config/i386/cygwin.h: Likewise.
3602 * config/i386/djgpp.h: Likewise.
3603 * config/i386/i386-coff.h: Likewise.
3604 * config/i386/i386-interix.h: Likewise.
3605 * config/i386/sco5.h: Likewise.
3606 * config/i386/vsta.h: Likewise.
3607 * config/i386/win32.h: Likewise.
3608 * config/i960/i960-coff.h: Likewise.
3609 * config/ia64/sysv4.h: Likewise.
3610 * config/m68hc11/m68hc11.h: Likewise.
3611 * config/m68k/coff.h: Likewise.
3612 * config/m68k/mot3300.h: Likewise.
3613 * config/m88k/m88k.h: Likewise.
3614 * config/mcore/mcore-pe.h: Likewise.
3615 * config/mcore/mcore.h: Likewise.
3616 * config/mips/elf.h: Likewise.
3617 * config/mips/elf64.h: Likewise.
3618 * config/mips/iris6.h: Likewise.
3619 * config/pa/pa64-hpux.h: Likewise.
3620 * config/rs6000/sysv4.h: Likewise.
3621 * config/sh/sh.h: Likewise.
3622 * config/sparc/litecoff.h: Likewise.
3624 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
3625 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
3626 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3627 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3628 (ASM_OUTPUT_DESTRUCTOR): Remove.
3629 * config/a29k/a29k.c: Move include of tree.h.
3630 * config/a29k/udi.h: Delete file.
3631 * config/alpha/alpha.c (vms_asm_out_constructor): New.
3632 (vms_asm_out_destructor): New.
3633 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
3634 (EXTRA_SECTION_FUNCTIONS): Likewise.
3635 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3636 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3637 * config/c4x/c4x.c: Move include of tree.h.
3638 * config/clipper/clipper.c (clix_asm_out_constructor): New.
3639 (clix_asm_out_destructor): New.
3640 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3641 (ASM_OUTPUT_DESTRUCTOR): Remove.
3642 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3643 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3644 (TARGET_ASM_CONSTRUCTOR): New.
3645 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
3646 (sco_asm_out_constructor): New.
3647 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
3648 * config/i386/svr3gas.h: Remove stack grows up code.
3649 Remove code duplicated from i386/sysv3.h.
3650 (TARGET_ASM_CONSTRUCTOR): New.
3651 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3652 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
3653 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3654 (TARGET_ASM_CONSTRUCTOR): New.
3655 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
3656 (m68hc11_asm_out_destructor): New.
3657 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
3658 (TARGET_ASM_DESTRUCTOR): New.
3659 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
3660 * config/m68k/dpx2.h: Properly undef all the bits inherited from
3661 config/svr3.h pertaining to section manipulation.
3662 * config/m68k/dpx2g.h: Remove #if 0 code.
3663 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
3664 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
3665 (ASM_OUTPUT_CONSTRUCTOR): Remove.
3666 (TARGET_ASM_CONSTRUCTOR): New.
3667 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
3668 (m88k_svr3_asm_out_constructor): New.
3669 (m88k_svr3_asm_out_destructor): New.
3670 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3671 (ASM_OUTPUT_DESTRUCTOR): Remove.
3672 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3673 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
3674 * config/rs6000/aix.h: Likewise.
3675 * config/mips/rtems64.h: Don't undef removed constructor related bits.
3676 * config/mips/vxworks.h: Likewise.
3677 * config/rs6000/lynx.h: Likewise.
3678 * config/sh/elf.h: Likewise.
3679 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
3680 (DTORS_SECTION_ASM_OP): New.
3681 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3682 (ASM_OUTPUT_DESTRUCTOR): Remove.
3683 * config/sparc/sol2-sld-64.h: Likewise.
3684 * config/vax/vax.c (vms_asm_out_constructor): New.
3685 (vms_asm_out_destructor): New.
3686 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3687 (ASM_OUTPUT_DESTRUCTOR): Remove.
3688 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3690 * doc/tm.texi (@node Initialization): Update.
3692 2001-08-09 Richard Henderson <rth@redhat.com>
3694 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
3695 (__do_global_dtors_aux): Use gp-relative static data to avoid
3696 one dynamic relocation.
3697 (__do_frame_setup): Register Java classes.
3698 * config/alpha/crtend.asm (__JCR_END__): New.
3700 2001-08-09 Zack Weinberg <zackw@stanford.edu>
3702 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
3703 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
3704 (GEN, STAGESTUFF): Add new files.
3705 (insn-constants.h, s-constants, tm-preds.h, s-preds,
3706 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
3707 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
3708 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
3709 as well as insn-codes.h and insn-flags.h in config.h; and no
3710 extra headers in tconfig.h and hconfig.h.
3712 * gencodes.c: Eliminate code to generate predicate declarations
3713 or #defines for md-file constants.
3714 * genconstants.c, genpreds.c: New files.
3716 * i386.md: Re-order guard expressions such that TARGET_64BIT
3717 comes first, when this permits better optimization. Add
3718 TARGET_64BIT to more x86-64 patterns. Add comment explaining
3719 why this is desirable.
3721 2001-08-09 Jakub Jelinek <jakub@redhat.com>
3723 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
3724 (find_fde_for_dso): Remove.
3725 (_Unwind_IteratePhdrCallback): New.
3726 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
3727 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
3729 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3731 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
3732 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
3734 2001-08-09 Graham Stott <grahams@redhat.com>
3736 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
3737 (vis_no_unit): Use it.
3738 (visualize_no_unit): Add the insn only if room exists.
3740 2001-08-09 Graham Stott <grahams@redhat.com>
3742 * predict.c (estimate_probability): Replace magic numbers with
3743 appropriate enumeration.
3745 2001-08-09 Graham Stott <grahams@redhat.com>
3747 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
3749 (EXTRACT_FLAGS): Likewise.
3751 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
3753 * config/mips/mips.c (mips_legitimate_address_p): Check for
3754 CONST_INT in last patch.
3756 2001-08-08 Anthony Green <green@redhat.com>
3758 * java/class.c (emit_register_classes): Use assemble_jcr if
3759 possible. Keep the original mechanism as a fallback.
3760 * defaults.h (JCR_SECTION_NAME): Define if we have named section
3761 and weak symbol support.
3762 * crtstuff.c (__JCR_LIST__): Define.
3763 (__JCR_END__): Define.
3764 (_Jv_RegiserClasses): Define weak symbol if possible.
3765 (__do_global_ctors_aux): Register classes for ELF targets with
3766 weak symbol support.
3768 2001-08-08 Kazu Hirata <kazu@hxi.com>
3770 * dbxout.c: Fix comment formatting.
3771 * dependence.c: Likewise.
3773 * diagnostic.c: Likewise.
3774 * dominance.c: Likewise.
3775 * doprint.c: Likewise.
3776 * dwarf2out.c: Likewise.
3777 * dwarfout.c: Likewise.
3778 * emit-rtl.c: Likewise.
3779 * except.c: Likewise.
3780 * explow.c: Likewise.
3781 * expmed.c: Likewise.
3784 * fold-const.c: Likewise.
3785 * function.c: Likewise.
3787 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3789 * global.c (retry_global_alloc): Avoid shadowing allocno.
3791 2001-08-08 Mark Mitchell <mark@codesourcery.com>
3793 * except.c (remove_fixup_regions): Fix typo.
3795 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
3797 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
3798 unsigned HOST_WIDE_INT to avoid warning.
3799 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
3800 * flow.c (set_block_for_new_insns): Likewise.
3802 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
3804 * sibcall.c (return_value_pseudo): New static variable.
3805 (skip_copy_to_return_value): Handle return_value_pseudo.
3806 (call_ends_block_p): Ensure that return_value_pseudo is set.
3807 (optimize_sibling_and_tail_recursive_call): Discover the
3808 load of pseudo return value in alternate exit block.
3810 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3812 * calls.c (ECF_ALWAYS_RETURN): New constant.
3813 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
3814 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
3815 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
3816 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
3817 * rtl.c (reg_note_name): New name.
3818 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
3820 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
3822 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
3824 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
3826 * alias.c (get_alias_set): Return a previously calculated
3827 alias set for a VAR_DECL.
3828 * function.c (gen_mem_addressof): Calculate the alias set before
3831 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
3833 * predict.def: Set hitrates according our experimental run.
3835 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
3837 * i386.h (HARD_REGNO_RENAME_OK): New macro.
3839 2001-08-08 H.J. Lu <hjl@gnu.org>
3841 * config/mips/mips.c (mips_unique_section): New. Copied from
3844 * config/mips/mips-protos.h (mips_unique_section): New
3847 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
3849 * config/mips/little.h: New. Generic little endian mips
3850 targets. Only mips*-*-linux* is converted to use it so far.
3852 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
3853 (WCHAR_TYPE): Defined
3854 (WCHAR_TYPE_SIZE): Likewise.
3855 (INIT_SUBTARGET_OPTABS): Likewise.
3856 (BSS_SECTION_ASM_OP): Likewise.
3857 (SBSS_SECTION_ASM_OP): Likewise.
3858 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
3859 (ASM_DECLARE_OBJECT_NAME): Likewise.
3860 (UNIQUE_SECTION): Likewise.
3861 (EXTRA_SECTIONS): Likewise.
3862 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3863 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3864 (ASM_OUTPUT_DEF): Likewise.
3865 (HANDLE_SYSV_PRAGMA): Removed.
3866 (NO_IMPLICIT_EXTERN_C): Likewise.
3867 (TARGET_MEM_FUNCTIONS): Likewise.
3868 (STARTFILE_SPEC): Likewise.
3869 (ENDFILE_SPEC): Likewise.
3870 (LIB_SPEC): Likewise.
3871 (INVOKE__main): Likewise.
3872 (CTOR_LIST_BEGIN): Likewise.
3873 (CTOR_LIST_END): Likewise.
3874 (DTOR_LIST_BEGIN): Likewise.
3875 (DTOR_LIST_END): Likewise.
3876 (SET_ASM_OP): Likewise.
3877 (ASM_OUTPUT_SOURCE_LINE): Likewise.
3878 (ASM_OUTPUT_DEF): Likewise.
3879 (ASM_OUTPUT_IDENT): Likewise.
3881 * config/mips/mips.h (ASM_SPEC): Undefine before define.
3882 (CPLUSPLUS_CPP_SPEC): Likewise.
3883 (ASM_APP_ON) Redefine only if not defined.
3884 (ASM_APP_OFF): Likewise.
3885 (ASM_OUTPUT_SOURCE_LINE): Likewise.
3886 (ASM_OUTPUT_IDENT): Likewise.
3888 * config.gcc: Update tm_file for Linux/mips.
3890 2001-08-08 Bernd Schmidt <bernds@redhat.com>
3892 * cselib.c (cselib_record_sets): If insn is predicated, turn
3893 sources into IF_THEN_ELSEs.
3895 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
3896 Turn into define_insn_and_split.
3898 * sched-deps.c: Include "cselib.h".
3899 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
3900 Use cselib to turn memory addresses into VALUEs.
3901 (sched_analyze): Call cselib_init/cselib_finish if necessary.
3902 * sched-int.h (struct sched_info): New member USE_CSELIB.
3903 * sched-ebb.c (ebb_sched_info): Initialize it.
3904 * sched-rgn.c (rgn_sched_info): Likewise.
3905 * Makefile.in (sched-deps.o): Update dependencies.
3907 * cselib.h (cselib_subst_to_values): Declare.
3908 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
3909 that have no value and autoincs to be handled by generating a new
3912 2001-08-08 Graham Stott <grahams@redhat.com>
3914 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
3915 within fixed length SEQUENCE.
3917 2001-08-08 Graham Stott <grahams@redhat.com>
3919 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
3920 (diagnostic_prefixing_rule): Likewise.
3921 (diagnostic_line_cutoff): Likewise.
3922 (diagnostic_kind_count): Likewise.
3924 2001-08-08 Graham Stott <grahams@redhat.com>
3926 * alias.c (find_base_decl): Delete redundent assignment.
3928 2001-08-08 Graham Stott <grahams@redhat.com>
3930 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
3931 (abs): Uppercase and paranthesize macro parameter.
3932 (MEM_DEPENDENCY): Add whitespace.
3934 2001-08-08 Graham Stott <grahams@redhat.com>
3936 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
3937 failure check for CONST_INT
3939 2001-08-08 Graham Stott <grahams@redhat.com>
3941 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
3942 (libcall_dead_p): Likewise.
3944 (mark_used_regs): Constify fmt.
3945 (find_use_as_address): Likewise.
3947 2001-08-08 Graham Stott <grahams@redhat.com>
3949 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
3952 2001-08-08 Graham Stott <grahams@redhat.com>
3954 * combine.c (combine_simplify_rtx): Update comment and
3955 remove erroneous test.
3957 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
3959 * cppinit.c (cpp_finish): Pop the final buffer without comment.
3960 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
3961 take care to avoid multiple no-newline at EOF warnings in that
3964 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
3966 * calls.c (expand_call): Do not emit INSN_SETJMP note.
3967 (emit_library_call_value_1): Likewise.
3968 (emit_call_1): Emit REG_SETJMP note.
3969 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
3971 * cselib.c (cselib_process_insn): Likewise.
3972 * flow.c (propagate_block): Likewise.
3973 * loop.c (find_and_verify_loops): Likewise.
3974 * reload.c (find_equiv_regs): Likewise.
3975 * reload1.c (reload): Likewise.
3976 * resource.c (mark_referenced_resources,
3977 mark_set_resources): Likewise.
3978 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
3979 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
3980 * haifa-sched.c (unlink_other_notes): Likewise.
3981 (reemit_notes): Likewise.
3982 * sched-ebb.c (sched_ebb): Likewise.
3983 * sched-rgc.c (sched_region): Likewise.
3984 * rtl.c (note_insn_name): Likewise.
3985 (reg_note_name): Add REG_SETJMP
3986 * rtl.h (reg_note): Add REG_SETJMP.
3987 (insn_note): Remove NOTE_INSN_SETJMP.
3989 * profile.c (branch_prob): Add fake edges for setjmp.
3991 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
3993 * config.gcc: Quote target_cpu_default2 correctly for
3994 powerpc*-*-* targets.
3996 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
3998 * cpplib.h, line-map.h: Update comments.
3999 * cppmain.c (printer_init): Move inline.
4000 (maybe_print_line, print_line): Take a map pointer.
4001 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
4002 (cb_file_change): Don't use prior value of print.map.
4004 2001-08-07 David Edelsohn <edelsohn@gnu.org>
4006 * doc/install.texi: Document fine-grained multilib configuration.
4008 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
4010 * rtlanal.c (find_first_parameter_load): Call note_stores
4011 only on the instructions.
4013 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
4015 * alias.c (nonlocal_mentioned_p):
4016 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
4017 * calls.c (emit_call_1): Likewise.
4018 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
4019 * cselib.c (cselib_process_insn): Likewise.
4020 * df.c (df_insns_modify): Likewise.
4021 * flow.c (need_fake_edge_p): Likewise.
4022 (propagate_one_insn): Likewise.
4023 * haifa-sched.c (reemit_notes): Likewise.
4024 * integrate.c (copy_insn_list): Likewise.
4025 * jump.c (delete_prior_computation): Likewise.
4026 * local-alloc.c (validate_equiv_mem): Likewise.
4027 * loop.c (scan_loop): Likewise.
4028 * predict.c (estimate_probability): Likewise.
4029 * reload.c (reload): Likewise.
4030 * sched-deps (sched_analyze): Likewise.
4031 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
4032 * gcse.c (compute_hash_table): Likewise.
4033 (mark_call): Likewise.
4034 (store_killed_in_insn): Likewise.
4036 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
4038 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
4040 2001-08-06 Richard Henderson <rth@redhat.com>
4042 * varasm.c (assemble_gc_entry): Remove.
4043 * output.h: Likewise.
4045 2001-08-06 Richard Henderson <rth@redhat.com>
4047 * varasm.c (assemble_constructor): Take a symbol_ref and a
4048 priority instead of a bare string. Move priority handling
4049 here from cp/decl2.c.
4050 * output.h: Update decls.
4052 * c-decl.c (c_expand_body): Update calls to assemble_constructor
4053 and assemble_destructor.
4054 * profile.c (output_func_start_profiler): Likewise.
4055 * objc/objc-act.c (finish_objc): Likewise.
4056 (build_module_descriptor): Return the symbol not the symbol name.
4058 2001-08-06 David Edelsohn <edelsohn@gnu.org>
4060 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
4061 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
4062 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
4063 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
4064 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
4065 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
4067 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
4069 * cpperror.c (print_containing_files): Moved to line-map.c.
4070 (print_location): line-map.c handles re-listing or otherwise.
4071 * cpphash.h (struct lexer_state): Remove next_bol.
4072 (struct cpp_buffer): Remove include_stack_listed.
4073 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
4074 Remove faked buffer handling.
4075 (_cpp_do_file_change): Tweak.
4076 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
4077 * cppmain.c (struct printer): Remove filename.
4078 (print_line, cb_file_change): Update accordingly.
4079 * line-map.c: Include intl.h.
4080 (init_line_maps): Initialize last_listed.
4081 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
4082 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
4083 (print_containing_files): New.
4084 * line-map.h (struct line_maps): New member last_listed.
4085 (print_containing_files, INCLUDED_FROM): New.
4086 * Makefile.in: Update.
4087 * po/POTFILES.in: Add line-map.c.
4089 2001-08-06 Richard Henderson <rth@redhat.com>
4091 * except.c (convert_from_eh_region_ranges_1): Never mark
4092 USE or CLOBBER insns as throwing.
4094 * expr.c (store_constructor): Don't clobber memory targets.
4096 2001-08-06 Andreas Jaeger <aj@suse.de>
4098 * profile.c (branch_prob): Remove unused variable insn.
4100 * Makefile.in (local-alloc.o): Add dependency on except.h.
4102 * local-alloc.c: Include except.h for can_throw_internal prototype.
4104 2001-08-06 Richard Henderson <rth@redhat.com>
4106 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
4107 * function.c (expand_main_function): Implement it.
4108 * doc/tm.texi: Document it.
4110 2001-08-06 Stan Shebs <shebs@apple.com>
4112 * doc/install.texi: Document powerpc-*-darwin* details.
4114 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
4116 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
4117 (ASM_CPU_SPEC): Move back to rs6000.h
4118 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
4120 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
4122 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
4125 * config/rs6000/linux64.h: Ditto.
4127 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
4128 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
4131 Remove accidently readded definitions of FUNCTION_PROLOGUE,
4132 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
4134 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
4137 2001-08-05 Richard Henderson <rth@redhat.com>
4139 * local-alloc.c (update_equiv_regs): Do not move insns that
4142 2001-08-05 Jan Hubicka <jh@suse.cz>
4144 * Makefile.in (reload1.o): Add dedendancy on except.h
4145 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
4147 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
4148 indicating wehther edges has been cleaned up.
4149 * reload1.c: Inlucde except.h
4150 (fixup_abnormal_edges): Accept deleted insns.
4151 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
4154 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
4156 * cpplib.c (do_line): Correct line number after pop_buffer.
4158 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
4160 PR preprocessor/3824
4161 * line-map.c: Update comments.
4162 * line-map.h: Update comments.
4163 * tradcif.y: Don't consider large numbers unsigned.
4165 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
4167 PR preprocessor/3081
4168 * c-lex.c (map): New.
4169 (cb_file_change): Update map and use it.
4170 (cb_def_pragma, cb_define, cb_undef): Use map and line.
4171 (c_lex): Update to use map.
4172 * cpperror.c (print_location): Move to using logical line numbers.
4173 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
4174 (cpp_make_system_header): Similarly.
4175 (_cpp_execute_include): Stop line numbering hacks. Store the
4176 line we will return to.
4177 * cpphash.h (CPP_BUF_LINE): Remove.
4178 (struct cpp_buffer): Remove lineno and pseudo_newlines.
4179 Add map and return_to_line.
4180 (_cpp_do_file_change): Update.
4181 * cppinit.c (cpp_start_read): Update line kludge.
4182 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
4183 (trigraph_ok): Use logical line numbers for diagnostics.
4184 (skip_block_comment): Likewise.
4185 (skip_whitespace): Likewise.
4186 (skip_line_comment): Use pfile->line instead.
4187 (_cpp_lex_token): Update to use logical line numbering exclusively.
4188 Handle BOL locally. Accept new lines in directives, but keep
4189 pfile->line decremented. Diagnostics use logical lines. Update
4191 * cpplib.c (SEEN_EOL): New.
4192 (skip_rest_of_line, check_eol): Use it.
4193 (end_directive): Increase line number when accepting the newline
4194 at the end of a directive.
4195 (run_directive): Simplify.
4196 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
4197 (_cpp_do_file_change): Update to take buffer line number as an
4198 argument, and store the current map in the cpp_reader. Remove
4199 line number kludges.
4200 (_cpp_do__Pragma): Restore output position after a _Pragma.
4201 (cpp_push_buffer): Don't set output line or lineno.
4202 (_cpp_pop_buffer): Transfer more info from a faked buffer.
4203 Remove line kludge. Set output_line.
4204 * cppmacro.c (builtin_macro): Update handling of __LINE__.
4205 (parse_arg): Use logical lines.
4206 (save_lookahead_token): Save EOFs too now.
4207 * cppmain.c (struct printer): Fix comments.
4208 (printer_init): Simplify, let caller do errors.
4209 (scan_translation_unit, check_multiline_token, dump_macro): Update.
4210 (maybe_print_line): Simplify.
4211 (print_line): Don't print a linemarker if -P.
4212 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
4213 (cb_file_change): Simplify.
4214 * line-map.h (LAST_SOURCE_LINE): Fix.
4215 (CURRENT_LINE_MAP): New.
4217 2001-08-05 Bernd Schmidt <bernds@redhat.com>
4219 * doloop.c (doloop_modify_runtime): Properly compute number of
4220 iterations if loop was unrolled.
4222 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
4223 if their CSELIB_VAL_PTRs are.
4225 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
4226 (setup_spill_pointers): Initialize it.
4227 (spill_restore_mem): Set it.
4228 (do_spill, do_restore): Use it to add REG_INC note.
4229 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
4231 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
4232 asms if other insns are available.
4234 * config/ia64/ia64.c (condop_operator): New predicate.
4235 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
4236 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
4239 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
4240 temporary register than directly using a MEM.
4242 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4244 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
4245 parameter in last change.
4247 2001-08-04 Zack Weinberg <zackw@panix.com>
4249 * sparc.md: Don't use #if inside C test expression.
4251 2001-08-04 Richard Henderson <rth@redhat.com>
4253 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
4255 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
4257 * cpphash.h (struct cpp_reader): New member directive_line.
4258 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
4259 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
4260 do_pragma): Pass line to callbacks.
4261 (start_directive): Record line of directive.
4262 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
4263 cb_include): Similarly.
4264 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
4267 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4269 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
4272 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4274 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
4276 * reload1.c (fixup_abnormal_edges): New static function.
4279 * flow.c (need_fake_edge_p): New function.
4280 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
4281 avoid call insn to be very last insn in the insn stream.
4283 * profile.c (branch_prob): Call flow_call_edges_add instead of
4284 doing that by hand; cleanup cfg to re-merge basic blocks once
4287 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4289 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
4290 are also on line-map.h.
4291 * cppfiles.c (stack_include_file): Update.
4292 * cpphash.h (struct cpp_buffer): New member return_at_eof.
4293 (_cpp_pop_buffer): New.
4294 * cppinit.c (cpp_destroy, cpp_finish): Update.
4295 (do_includes): Mark each buffer to return at EOF.
4296 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
4297 return as requested.
4298 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
4299 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
4300 * cpplib.h (cpp_pop_buffer): Remove.
4301 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
4302 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
4304 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
4306 (do_preprocessing): Update.
4307 * fix-header.c (read_scan_file): Update. No need to pop buffers.
4308 * c-parse.in (_yylex): Similarly.
4309 * scan-decls.c (scan_decls): Similarly.
4310 * line-map.h: Update comments.
4312 * objc/Make-lang.in (objc-act.o): Update dependencies.
4314 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4316 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
4317 and soft register for operand 0.
4318 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
4320 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4322 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
4323 register for operand 0.
4324 ("bitcmpqi_z_used"): Allow memory for operand 0.
4325 (split "bitcmpqi"): New split to handle address reg as operand 1.
4327 2001-08-04 Andreas Jaeger <aj@suse.de>
4329 * gcse.c: Revert Daniel's last patch.
4331 2001-08-03 Zack Weinberg <zackw@stanford.edu>
4333 * sparc-protos.h: Add prototypes for fp_zero_operand and
4335 * sh-protos.h: Add prototype for fpul_operand.
4337 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4339 * doc/extend.texi (Other Builtins): Fix typo in last change.
4341 2001-08-03 Richard Henderson <rth@redhat.com>
4343 * target.h (gcc_target): Add asm_out.named_section,
4344 section_type_flags, have_named_sections.
4345 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
4346 (TARGET_HAVE_NAMED_SECTIONS): New.
4347 (TARGET_SECTION_TYPE_FLAGS): New.
4349 * Makefile.in (toplev.o): Depend on TARGET_H.
4350 (varasm.o, dbxout.o): Likewise.
4351 * c-common.c (decl_attributes): Check targetm.have_named_sections
4352 instead of ifdef ASM_OUTPUT_SECTION_NAME.
4353 * dbxout.c (dbxout_function_decl): Likewise.
4354 (dbxout_function_end): Likewise.
4355 * toplev.c (compile_file): Likewise.
4356 * varasm.c (exception_section): Likewise.
4357 * cp/decl2.c (finish_objects): Likewise.
4359 * defaults.h (EH_FRAME_SECTION): Remove.
4360 (EH_FRAME_SECTION_ASM_OP): Remove.
4361 (EH_FRAME_SECTION_NAME): New.
4362 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
4363 (UNIQUE_SECTION_P): Remove.
4364 * dwarf2out.c (SECTION_FORMAT): Remove.
4365 (ASM_OUTPUT_SECTION): Remove.
4366 (output_call_frame_info): Use named_section_flags.
4367 (output_comp_unit, dwarf2out_start_source_file): Likewise.
4368 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
4369 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
4370 * varasm.c (in_eh_frame, eh_frame_section): Remove.
4371 (named_section_flags): New.
4372 (named_section): Use it and targetm.section_type_flags.
4373 (resolve_unique_section): New.
4374 (assemble_start_function): Use it.
4375 (asm_emit_uninitialised, assemble_variable): Likewise.
4376 (default_section_type_flags): New.
4377 (default_no_named_section, default_elf_asm_named_section): New.
4378 (default_coff_asm_named_section, default_pe_asm_named_section): New.
4379 * output.h: Update varasm.c decls.
4380 (SECTION_*): New flags.
4382 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
4383 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
4385 * config/elfos.h (UNIQUE_SECTION_P): Remove.
4386 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
4387 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
4388 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
4389 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
4390 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
4391 * config/mips/elf.h, config/mips/elf64.h: Likewise.
4392 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
4393 * config/pa/pa64-hpux.h,
4395 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
4396 (TARGET_ASM_NAMED_SECTION): New.
4397 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
4398 * config/alpha/vms.h, config/arm/coff.h: Likewise.
4399 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
4400 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
4401 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
4402 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
4403 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
4404 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
4405 * config/i386/sco5.h, config/i386/win32.h: Likewise.
4406 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
4407 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
4408 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
4409 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
4410 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
4411 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
4412 * config/sparc/sysv4.h: Likewise.
4414 * config/nextstep.h: Error until named sections implemented.
4416 * config/a29k/a29k.c (a29k_asm_named_section): New.
4417 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
4418 (vms_section_type_flags, vms_asm_named_section): New.
4419 * config/arm/arm.c (arm_elf_asm_named_section): New.
4420 * config/avr/avr.c (asm_output_section_name): Remove.
4421 * config/avr/avr-protos.h: Update.
4422 * config/c4x/c4x.c (c4x_asm_named_section): New.
4423 * config/h8300/h8300.c (h8300_asm_named_section): New.
4424 * config/i386/i386.c (sco_asm_named_section): New.
4425 * config/i386/winnt.c (SECTION_PE_SHARED): New.
4426 (i386_pe_section_type_flags): New.
4427 (i386_pe_asm_named_section): New.
4428 * config/i386/i386-protos.h: Update.
4429 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
4430 * config/mcore/mcore.c (mcore_asm_named_section): New.
4431 * config/mips/mips.c (iris6_asm_named_section): New.
4432 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
4433 instead of UNIQUE_SECTION_P.
4434 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
4435 (xcoff_asm_named_section): New.
4436 * config/sh/sh.c (sh_asm_named_section): New.
4437 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
4439 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
4440 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
4441 (EH_FRAME_SECTION_NAME): New.
4442 (EXCEPTION_SECTION): New.
4443 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
4444 (DEBUG_*_SECTION): Remove.
4445 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
4446 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
4447 (EH_FRAME_SECTION_ASM_OP): Remove.
4449 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
4450 (ASM_OUTPUT_SECTION_NAME): Remove.
4451 (TARGET_ASM_NAMED_SECTION): New.
4452 (TARGET_HAVE_NAMED_SECTIONS): New.
4453 (TARGET_SECTION_TYPE_FLAGS): New.
4454 (EH_FRAME_SECTION_ASM_OP): Remove.
4455 (EH_FRAME_SECTION_NAME): New.
4457 2001-08-03 Zack Weinberg <zackw@stanford.edu>
4459 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
4460 for complex expressions when cfun == 0.
4461 * doc/extend.texi: Document that __builtin_constant_p can be
4462 used in data initializers as well as functions.
4464 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
4466 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
4467 variable I locally, instead of expecting a declaration in the
4470 2001-08-03 Richard Henderson <rth@redhat.com>
4472 * except.c (collect_one_action_chain): Add an explicit cleanup
4473 action if regions surrounding a catch were encoded entirely
4474 within the call-site entry.
4476 2001-08-03 Richard Henderson <rth@redhat.com>
4478 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
4479 don't take REGNO of a non-register.
4481 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
4483 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
4484 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
4485 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
4486 (__gthread_mutex_init_function): New function for mutex initialization.
4488 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4490 * Makefile.in: Revert screwed up commit.
4492 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4494 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
4495 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
4496 merged by linker script to get a final _exit().
4497 (__do_global_dtors): New for destructor handling in specific exit
4499 (__do_global_ctors): New for constructors in specific install section.
4500 (__map_data_section): Map data sections before running constructors.
4501 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
4502 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
4503 (DTORS_SECTION_ASM_OP): Likewise.
4504 (CTORS_SECTION_FUNCTION): Define to force a reference to
4506 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
4508 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4510 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
4512 * Makefile.in: Add df.h to gcse.c dependencies.
4514 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
4516 * varasm.c (output_constant_def_contents): Use for the length of a
4517 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
4518 depending on which is larger.
4520 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4522 * gcse.c: Include df.h for use as a dataflow analyzer.
4524 Declaration of reg_set_info: gone.
4525 New df_analyzer variable used by store motion.
4526 (reg_set_info): Deleted.
4527 (mark_mem_regs): New function, analyze regs used by a mem.
4528 (store_ops_ok): Use dataflow analyzer results to determine if
4529 necessary regs are changed in the block.
4530 (find_moveable_store): Remove check for symbol ref, we can handle
4531 much more complex expressions now.
4532 (compute_store_table): Remove most of the code, it's unnecessary
4533 now that the dataflow analyzer records the info for us.
4534 (store_killed_after): Add parameter to say whether to do the
4535 store_ops_okay test, used to speed up testing when we already know
4536 the answer, and just want to know if the store itself was killed.
4537 (build_store_vector): Largely rewritten to calculate the various
4538 vectors properly, and somewhat optimized.
4539 (store_motion): Init the df_analyzer, get REG_DEF chains.
4540 Also handle trapping expressions (since mems almost always trap)
4541 (simple_mem): Redefine what a simple mem is.
4543 2001-08-03 DJ Delorie <dj@redhat.com>
4545 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
4546 set from a constant part of the condition.
4548 2001-08-01 Andrew Cagney <ac131313@redhat.com>
4550 * mkdeps.c (deps_add_default_target): Make local variable
4551 ``start'' a const char pointer.
4552 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
4554 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4556 * doc/install.texi (Configuration): Fix markup.
4557 (Specific, i?86-*-udk): Likewise.
4558 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
4560 Document --enable-threads and --enable-libgcj status.
4561 (Specific, mips-sgi-irix*): Canonicalize triples.
4562 (Specific, mips-sgi-irix5): Warn about problems with this config.
4563 Mention required GNU as patch.
4564 Native assembler problems are fixed.
4565 (Specific, mips-sgi-irix6): Update O32 ABI support status.
4566 Document --enable-threads and --enable-libgcj status.
4568 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4570 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
4573 2001-08-03 Richard Henderson <rth@redhat.com>
4575 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
4578 2001-08-03 Richard Henderson <rth@redhat.com>
4580 * rtlanal.c (find_first_parameter_load): Stop if we
4581 reach a CODE_LABEL at BOUNDARY.
4583 2001-08-03 Richard Henderson <rth@redhat.com>
4585 * config/alpha/alpha.md (force_movdi): New insn.
4586 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
4587 Tweek FRP marking of VMS prologue insns.
4588 * config/alpha/vms.h (EPILOGUE_USES): New.
4590 2001-08-02 Richard Henderson <rth@redhat.com>
4592 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
4594 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
4596 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
4597 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
4598 config/convex/convex.h, config/d30v/d30v.c,
4599 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
4600 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
4601 config/mips/mips.h, config/mn10200/mn10200.h,
4602 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
4603 config/v850/v850.h, config/vax/openbsd.h,
4604 config/vax/openbsd1.h, config/vax/ultrix.h,
4605 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
4606 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
4607 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
4608 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
4609 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
4610 in comments and documentation.
4612 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4616 * Makefile.in (line-map.o): New.
4617 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
4618 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
4619 * cpperror.c (print_containing_files): Similarly.
4620 (print_location): Update. Don't output a space before _Pragma.
4621 * cppfiles.c (stack_include_file): Set to line 1 immediately.
4622 (stack_include_filee, cpp_make_system_header): Update.
4623 (_cpp_execute_include): Get logical line number right for calling
4624 as-yet-unterminated #include.
4625 * cpphash.h (struct cpp_reader): Add line_maps.
4626 (_cpp_do_file_change): Update.
4627 * cppinit.c (cpp_create_reader): Initialize line maps.
4628 (cpp_destroy): Destroy line maps.
4629 (cpp_start_read): Get logical line number right.
4630 * cpplex.c (parse_string): Only warn once for multi-line strings.
4631 Use boolean variable for null warning.
4632 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
4634 (do_include_common): End the directive early.
4635 (do_line): Don't warn about out-of-range lines in preprocessed
4636 source. Update. Remove unused variables.
4637 (_cpp_do_file_change): Update for new line mapping.
4638 (pragma_cb): New typedef.
4639 (cpp_register_pragma): Stop looking ahead before calling the
4641 (do_pragma_system_header): End directive early.
4642 (cpp_get_line_maps): New.
4643 (cpp_pop_buffer): Fudge logical line. Update.
4644 * cpplib.h: Include line-map.h
4645 (enum cpp_fc_reason): Remove.
4646 (struct cpp_file_change): Update.
4647 (cpp_get_line_maps): New.
4648 * cppmain.c (struct_printer): New member map.
4649 (cb_file_change): Update for new mappings.
4650 * fix-header.c (cb_file_change): Similarly.
4652 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4654 * Makefile.in (libgcc.mk): Define mkinstalldirs.
4655 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
4657 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
4659 * config/vax/vax.c: include expr.h.
4661 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4663 * Makefile.in ($(srcdir)/configure): Only rebuild in
4665 ($(srcdir)/config.in): Only define in maintainer mode.
4666 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
4668 2001-08-02 David Edelsohn <edelsohn@gnu.org>
4670 * doc/install.texi (Install GCC: Binaries): Update Bull info.
4672 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4674 * gcc.c (set_collect_gcc_options): New function, split out from
4676 Ignore elided switches.
4677 (do_spec_1): Invoke before executing command.
4678 (set_input): Export.
4679 Move declaration ...
4680 * gcc.h (set_input): ... here.
4681 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
4684 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
4687 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
4689 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
4691 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
4693 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
4694 for the unnamed instructions it expands to.
4696 2001-08-02 Richard Henderson <rth@redhat.com>
4698 * regclass.c (call_really_used_regs): Conditionally define.
4699 (init_reg_sets_1): Don't use it if not defined.
4700 (fix_register): Similarly, don't set it.
4702 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4704 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
4705 Correct comment that had been missed in the previous change.
4707 2001-08-01 Stan Shebs <shebs@apple.com>
4709 * config/darwin.c (machopic_stub_name): Try matching by name.
4710 (update_stubs): New function.
4711 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
4714 2001-08-01 Richard Henderson <rth@redhat.com>
4716 * except.c (output_function_exception_table): Use assemble_align.
4717 * varasm.c (assemble_eh_label): Remove.
4718 (assemble_eh_align, assemble_eh_integer): Remove.
4720 2001-08-01 Robert Lipe <robertl@caldera.com>
4722 * dwarfout.c: Remove reference to README.DWARF.
4724 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
4726 * regclass.c (call_really_used_regs): New array for registers which
4727 are actually used by a call.
4728 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
4730 (fix_register): Set call_really_used too.
4731 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
4732 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
4734 2001-08-01 Richard Henderson <rth@redhat.com>
4736 * read-rtl.c (read_name): Consider \r whitespace.
4738 2001-07-11 Andrew Cagney <ac131313@redhat.com>
4740 * config.gcc: Recognize powerpc-*-netbsd*.
4742 * doc/install.texi (Host/target specific installation notes for
4743 GCC): Mention powerpc-*-netbsd*.
4745 * config/rs6000/netbsd.h: New file.
4746 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
4747 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
4748 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
4749 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
4750 (TARGET_VERSION): Redefine.
4752 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
4753 mcall-netbsd as a match for mcall-sysv.
4754 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
4755 (ncrti.S, ncrtn.S): New targets.
4756 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
4758 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
4759 "netbsd' as a V4 ABI.
4760 (ASM_SPEC): Check for -mcall-netbsd.
4761 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
4762 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
4763 (LIB_SPEC, ENDFILE_SPEC): Ditto.
4764 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
4765 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
4766 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
4767 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
4769 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
4770 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
4772 2001-08-01 Mark Kettenis <kettenis@gnu.org>
4774 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
4775 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
4776 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
4777 including "unwind-pe.h".
4779 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
4781 * rs6000.md (define_splits): Kill unused constraints.
4783 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
4784 Jan Hubicka <jh@suse.cz>
4786 * function.c (thread_prologue_and_epilogue_insns): Kill code
4787 dealing with non-existent CFG.
4789 2001-08-01 Kazu Hirata <kazu@hxi.com>
4791 * alias.c: Fix comment formatting.
4792 * bitmap.c: Likewise.
4793 * builtins.c: Likewise.
4794 * calls.c: Likewise.
4795 * c-common.c: Likewise.
4796 * c-decl.c: Likewise.
4797 * c-dump.c: Likewise.
4798 * c-lex.c: Likewise.
4799 * collect2.c: Likewise.
4800 * combine.c: Likewise.
4801 * conflict.c: Likewise.
4802 * cppfiles.c: Likewise.
4803 * cppinit.c: Likewise.
4804 * cpplex.c: Likewise.
4805 * cpplib.c: Likewise.
4806 * cppmacro.c: Likewise.
4807 * cppspec.c: Likewise.
4808 * c-pragma.c: Likewise.
4809 * crtstuff.c: Likewise.
4811 * cselib.c: Likewise.
4812 * c-semantics.c: Likewise.
4813 * c-typeck.c: Likewise.
4815 2001-08-01 H.J. Lu <hjl@gnu.org>
4817 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
4819 2001-08-01 H.J. Lu <hjl@gnu.org>
4821 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
4823 2001-08-01 Ziemowit Laski <zlaski@apple.com>
4825 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
4826 contextualizing Objective-C class name lookup by the lexer.
4827 (typespec_reserved_nonattr): Disable ObjC class name lookup after
4829 (protocoldef): Add support for forward @protocol declarations.
4830 (yylexname): Suppress ObjC class name lookup in certain contexts;
4831 re-enable after lookup is complete.
4832 (_yylex): Re-enable ObjC class name lookup when certain
4833 punctuation marks are seen.
4835 * objc/objc-act.c (check_protocol_recursively): New function used
4836 for finding circular dependencies in protocols.
4837 (objc_declare_protocols): New function for handling forward
4838 @protocol declarations.
4839 (receiver_is_class_object): Detect the case when 'self' is used
4840 inside of a class method.
4841 (build_message_expr): Issue a warning if class method is desired
4842 but instance method is found instead.
4843 (conforms_to_protocol): Streamline.
4844 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
4845 protocol Foo, even if 'Bar foo' does not.
4846 (check_protocols): Streamline.
4847 (start_protocol): Add checks for circular and duplicate protocol
4849 (encode_aggregate_within): For typedefs of structs, encode the
4851 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
4852 (objc_declare_protocols): New prototype.
4854 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4856 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
4857 * cpplex.c (handle_newline): Update prototype. Maintain logical
4859 (skip_escaped_newlines, skip_block_comment, parse_string):
4861 (_cpp_lex_token): Update, and store token position within the token.
4862 * cpplib.h (struct cpp_token): Add line and column entries.
4863 * cppmacro.c (replace_args): Position stringified tokens correctly.
4865 2001-08-01 Andreas Jaeger <aj@suse.de>
4867 * basic-block.h: Add prototype for last_loop_beg_note.
4869 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
4871 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
4872 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
4874 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
4875 while handling WITH_CLEANUP_EXPR node. Use second operand calling
4876 expand_decl_cleanup.
4877 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
4879 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
4880 operand while calling simple_cst_equal.
4881 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
4882 operand is the cleanup expression, the third is the RTL_EXPR.
4883 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
4885 2001-07-31 Jeff Sturm <jsturm@one-point.com>
4887 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
4889 2001-07-31 matthew green <mrg@eterna.com.au>
4891 * config.gcc (i386-*-netbsdelf): New description.
4892 * config/i386/netbsd-elf.h: New file.
4894 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
4896 * loop.c (check_dbra_loop): Use single_set to compute
4899 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
4901 PowerPC reorg and support for powerpc64-*-linux*.
4903 Also fixes emitting of constants on 32 bit and 64 bit
4906 * config.gcc: powerpc64-*-linux* is a new target.
4907 Things that needed aix.h now also include xcoff.h
4909 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
4911 Move AIX specific stuff into aix.h.
4912 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
4913 with more than just XCOFF now.
4914 (SET_ASM_OP): Remove, now defined where needed.
4915 (FUNCTION_PROLOGUE): New macro definition.
4916 (FUNCTION_EPILOGUE): New macro definition.
4917 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
4919 * config/rs6000/xcoff.h: New file.
4921 * config/rs6000/linux64.h: New file.
4923 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
4925 2001-07-31 Alan Modra <amodra@bigpond.net.au>
4927 * rs6000.c (print_operand_address): Handle ELF syntax.
4928 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
4929 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
4930 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
4932 2001-07-31 David Edelsohn <edelsohn@gnu.org>
4934 * rs6000.c (rs6000_override_options): Only disable
4935 flag_function_sections for XCOFF.
4936 (exact_log2_cint_operand): New predicate.
4937 (reg_or_{add,sub}_cint64_operand): New predicates.
4938 (add_operand): Compare CONST_INT with fewer function calls.
4939 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
4940 (print_operand, case 'p'): Ensure positive operand.
4941 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
4942 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
4943 (PREDICATE_CODES): Add new predicates.
4944 * rs6000.md (addsi3): Split 32-bit constants more correctly.
4945 (divsi3, modsi3): Ensure positive power-of-2.
4946 (adddi3): Use new predicate. Split 32-bit constants more
4947 correctly. Re-arrange splitter to handle any constant.
4948 (subdi3): Use new predicate.
4949 (divdi3, moddi3): Ensure positive power-of-2.
4950 (movdi): Use rs6000_emit_set_const.
4951 (load_toc_v4_pic_di): Delete.
4953 2001-07-31 Graham Stott <grahams@redhat.com>
4955 * function.c (pad_below): Revert 2001-07-26 patch.
4957 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
4959 * reg-stack (convert_regs_1): Fix best edge condition.
4961 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
4963 * jump.c (duplicate_loop_exit_test): Better test for jumps
4964 entering the loop; create loop pre_header.
4966 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
4968 * doc/install.texi: Add s390 and s390x as new targets.
4969 * doc/invoke.texi: Add documantation of S/390 and zSeries
4971 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
4973 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
4975 * config/m68k/m68k.md: Replace all general_operand with
4976 nonimmediate_operand for all destinations.
4977 * config/m68k/m68k.c (not_sp_operand): Likewise.
4979 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
4981 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
4983 2001-07-30 Richard Henderson <rth@redhat.com>
4985 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
4986 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
4988 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
4990 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
4991 Add missing doc strings
4992 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
4993 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
4995 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
4997 * i386.c (ix86_output_main_function_alignment_hack): New function.
4998 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
5000 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
5001 edges by EDGE_DFS_BACK flag.
5002 (dump_edge_info): Add dfs_back flag.
5003 * basic-block.h (EDGE_DFS_BACK): New constant.
5004 (mark_dfs_back_edges): Declare.
5005 * alias.c (loop_p): Remove.
5006 (mark_constant_function): Use mark_dfs_back_edges.
5008 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
5009 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
5010 (compensate_edge): Break out from ...
5011 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
5012 (convert_regs_2): Set block_done once block is really done;
5013 Do updating of the predecesors counts.
5015 * toplev.c (rest_of_compilation): Recompute block_for_insn
5016 before post-reload cfg_cleanup.
5017 * function.c (thread_prologue_epilogue_insns):
5018 Call set_block_for_new_insns when emitting prologue directly.
5020 2001-07-30 Andreas Jaeger <aj@suse.de>
5022 * jump.c: Add prototype for mark_modified_reg.
5024 * cse.c (set_live_p): Add unused attribute.
5026 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
5028 (scan_for_source_files): Use long for count to avoid overflow.
5029 (output_data): Likewise.
5030 (output_data): Don't use string concatatenation to silence gcc
5033 * predict.c: Fix typos and grammar.
5035 * gcse.c (insert_insn_end_bb): Remove unused variables.
5037 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
5039 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
5040 (attempt_auto_inc): LIkewise.
5041 (mark_used_reg): Likewise.
5042 (try_pre_increment_1): Likewise.
5043 * regclass.c (regclass): Likewise.
5044 * global.c (allocno_compare): Update comment; change scaling factor.
5045 * local-alloc.c (QTY_CMP_PRI): Likewise.
5046 * regs.h (REG_FREQ_FROM_BB): New.
5047 (REG_FREQ_MAX): Likewise.
5049 2001-07-30 H.J. Lu <hjl@gnu.org>
5051 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
5054 2001-07-30 H.J. Lu (hjl@gnu.org)
5056 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
5057 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
5058 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
5060 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
5062 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
5063 as -mthumb-interwork when -mcpu=arm7 is specified.
5065 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5067 * predict.def (noreturn, loop branch, loop exit): Mark as first
5070 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
5072 * combine.c (try_combine): Avoid barrier after noop jumps.
5074 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5076 * cpphash.h (struct cpp_reader): Remove import_warning.
5077 * cpplib.c (skip_rest_of_line): Don't bother turning off
5079 (parse_include): Move include handling to...
5080 (do_include_common): ... here. Move import warning from...
5081 (do_import): ... here.
5082 (do_pragma_poison): Don't do a callback for poison identifiers.
5083 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
5084 * cppmain.c (setup_callbacks): Similarly.
5086 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
5088 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
5089 handle multiple sets.
5090 * except.c (sjlj_mark_call_sites): .... here.
5091 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
5093 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
5095 Suggested by Richard Henderson and Richard Kenner:
5096 * combine.c (recog_for_combine): Use the fake recog
5097 only if instruction does not match.
5098 * rtl.h (NOOP_MOVE_INSN_CODE): New.
5099 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
5101 * combine.c (try_combine): Discover noop jump as direct jump.
5103 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
5105 * df.c (df_rd_global_compute): Add successors to worklist, not
5107 (df_ru_global_compute): Ditto.
5109 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
5111 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
5112 increment REG_N_SETS.
5114 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
5116 * sbitmap.h: New prototype for sbitmap_a_xor_b.
5118 * sbitmap.c (sbitmap_a_xor_b): New function.
5119 ifdef the basic block stuff on IN_GCC.
5121 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5123 * cppexp.c (parse_defined): Always record the macro name.
5124 (lex): Don't worry about identifiers, or special-case
5126 (_cpp_parse_expr): Figure out at the end of the routine
5127 whether we saw a valid !defined() expression.
5128 * cppfiles.c (stack_include_file): Update for mi_valid.
5129 (_cpp_pop_file_buffer): Similarly.
5130 * cpplex.c (_cpp_lex_token): Similarly.
5131 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
5132 mi_if_not_defined, mi_lexed): Remove.
5134 * cpplib.c (do_if): Simplify.
5135 (do_endif, push_conditional, _cpp_handle_directive): Update
5136 for renaming of mi_state to mi_valid.
5138 * cpp.texi: Add index entries for digraphs, and add comment
5139 that C++ refers to them as alternative tokens.
5141 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
5143 * basic-block.h (CLEANUP_PRE_LOOP): New.
5144 * except.c (finish_eh_generation): Update call of cleanup_cfg.
5145 * sibcall.c (optimize_sibling_calls): Likewise.
5146 * toplev.c (rest_of_compilation): Likewise.
5147 * flow.c (try_forward_edges): Take argument MODE;
5148 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
5149 (try_optimize_cfg): Update call of try_forward_edges.
5151 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
5152 Jan Hubicka <jh@suse.cz>
5154 * (validate_replace_rtx_1): Fix simplification of MINUS.
5156 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
5158 PR preprocessor/3669
5159 * cppinit.c (init_dependency_output): Turn off dump requests
5160 if sending dependencies to stdout.
5162 2001-07-28 Richard Henderson <rth@redhat.com>
5164 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
5167 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
5169 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
5171 2001-07-28 Kazu Hirata <kazu@hxi.com>
5173 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
5174 is VAR_DECL first to prevent an ICE.
5176 2001-07-28 Richard Henderson <rth@redhat.com>
5178 * varasm.c (immed_real_const_1): Don't elide special cases for
5180 (clear_const_double_mem): Clear const_tiny_rtx too.
5182 2001-07-28 Richard Henderson <rth@redhat.com>
5184 * dwarf2out.c (dw_val_class_offset): New.
5185 (struct dw_ranges_struct, dw_ranges_ref): New.
5186 (ranges_table, ranges_table_allocated): New.
5187 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
5188 (add_AT_offset, add_ranges, output_ranges): New.
5189 (print_die, output_die): Handle dw_val_class_offset.
5190 (attr_checksum, size_of_die, value_format): Likewise.
5191 (gen_lexical_block_die): Handle non-contiguous blocks.
5192 (gen_block_die): Likewise.
5193 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
5194 if needed. Dump the ranges table.
5195 * final.c (final_start_function): Remove unnecessary notes and
5196 rebuild the block tree before numbering the blocks.
5197 * function.c (reorder_blocks_0): Walk the existing block tree
5198 to unmark all blocks.
5199 (reorder_blocks_1): Create block fragments when duplicate block
5201 (reorder_fix_fragments): New.
5202 (reorder_blocks): Call it.
5203 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
5205 2001-07-28 Richard Henderson <rth@redhat.com>
5207 * emit-rtl.c (adjust_address): Make a copy of the memory address.
5209 2001-07-28 Richard Henderson <rth@redhat.com>
5211 * flow.c (add_to_mem_set_list): New function.
5212 (init_propagate_block_info): Use it.
5213 (mark_set_1): Likewise.
5214 (insn_dead_p): Canonicalize memory address for dead store
5215 comparison. Allow wider mode stores to kill narrower mode stores.
5216 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
5217 (invalidate_mems_from_set): Don't handle MEMs.
5219 2001-07-28 Kazu Hirata <kazu@hxi.com>
5221 * config/h8300/h8300.h: Fix formatting.
5223 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5225 * basic-block.h (EDGE_FREQUENCY): New macro.
5226 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
5228 * flow.c (find_sub_basic_blocks): Likewise.
5229 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
5230 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
5232 * predict.c (DEF_PREDICTOR): New argument FLAGS.
5233 (HITRATE): New macro.
5234 (PRED_FLAG_FIRST_MATCH): New constant.
5235 (predictor_info): New field flgags.
5236 (combine_predictions_for_insn): Use DS theory to combine
5237 probabilities; set the edge probabilities when finished.
5238 (estimate_probability): Avoid duplicated matches
5239 of LOOP_BRANCH heuristics for nested loops; update comment.
5240 * predict.def: Add flags for each prediction, set probabilities
5241 according to B&L paper.
5242 * predict.h (DEF_PREDICTOR): New argument FLAGS.
5244 * profile.c (compute_branch_probabilities): Cleanup way the edge
5245 probabilities are computed and REG_BR_PROB notes are dropped; if
5246 values does not match, emit error.
5247 (init_branch_prob): Do error instead of warning when profile driven
5248 feedback is missing or corrupt.
5250 2001-07-27 DJ Delorie <dj@redhat.com>
5252 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
5253 against a constant, try to adjust the compare to have the desired
5254 constant in it so that min/max optimizations happen more often.
5256 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5258 * flow.c (last_loop_beg_note): New function.
5259 (redirect_edge_and_branch): Use it.
5260 (split_edge): Likewise.
5262 * alias.c (loop_p): Avoid uninitialized memory access.
5264 * flow.c (try_forward_edges): Avoid accessing freed memory.
5266 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
5269 2001-07-26 Andrew Haley <aph@redhat.com>
5270 Joern Rennecke <amylaar@redhat.com>
5272 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
5273 (SUBTARGET_CPP_ENDIAN_SPEC): New.
5274 (SUBTARGET_CPP_SPEC): New.
5276 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
5277 (SUBTARGET_CPP_PTR_SPEC): New.
5278 (CPP_DEFAULT_CPU_SPEC): New.
5279 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
5280 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
5281 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
5282 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
5283 (SUBTARGET_CPP_SPEC): Define as an empty string.
5285 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5287 * doc/install.texi (Configuration): Properly link the host
5288 specific instructions also when generating HTML.
5290 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
5292 * flow.c (redirect_edge_and_branch_force): Test
5293 target->global_live_at_start.
5295 2001-07-26 Richard Henderson <rth@redhat.com>
5297 * simplify-rtx.c (avoid_constant_pool_reference): Export.
5298 * rtl.h (avoid_constant_pool_reference): Declare it.
5299 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
5300 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
5302 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5304 * rtl.h (cleanup_barriers): Declare.
5305 * jump.c (cleanup_barriers): New function.
5306 * toplev.c (rest_of_compilation): Call cleanup_barriers
5307 before loop optimizer and after bb_reorder.
5309 * flow.c (back_edge_of_syntactic_loop_p): New.
5310 (split_edge): Use it.
5312 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5314 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
5316 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
5318 * cse.c (cse_process_notes): Replace any registers if the address
5321 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
5323 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
5324 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
5325 (propagate_block): Update prototype.
5326 * flow.c (update_life_info): Simplify the CFG and
5327 recalculate the global regs which are alive when
5328 removing dead code during a global update.
5329 (propagate_block): Return non-zero if an INSN is
5332 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5334 * Makefile.in (LIBICONV): Define.
5336 2001-07-26 Catherine Moore <clm@redhat.com>
5338 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
5339 of conditional to avoid tree checking errors.
5341 2001-07-26 Kazu Hirata <kazu@hxi.com>
5343 * regmove.c (regmove_optimize): Don't replace a reg with
5344 another reg of a different mode.
5346 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
5348 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
5349 limit length of dependancy flush list.
5350 * params.h (MAX_PENDING_LIST_LENGTH): Define.
5351 * sched-int.h (struct deps): Add pending_flush_length field.
5352 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
5353 has 1 element in it.
5354 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
5355 (sched_analyze): After a jump, if the pending memory flush list is too
5356 large, flush the pending lists.
5357 (init_deps): Initialize pending_flush_length to 0.
5358 * doc/invoke.texi (max_pending_list_length): Document parameter.
5360 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
5362 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
5363 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
5364 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
5366 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5368 * cpphash.h (struct_lexer_state): Delete was_skipping.
5369 Move skipping here from struct cpp_reader.
5370 * cpplex.c (parse_identifier): Update.
5371 (_cpp_lex_token): Don't skip tokens in a directive.
5372 * cpplib.c (struct if_stack): Update.
5373 (start_directive, end_directive): Don't change skipping state.
5374 (_cpp_handle_directive): Update.
5375 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
5376 (do_else, do_endif): Update; only check for excess tokens if not
5377 in a skipped conditional block.
5378 (push_conditional): Update for new struct if_stack.
5380 2001-07-26 Graham Stott <grahams@redhat.com>
5382 * function.c (locate_and_pad_parm): Also pad initial offset
5383 so that the total argument size also includes the padding.
5385 2001-07-26 Graham Stott <grahams@redhat.com>
5387 * gensupport.c (alter_output_for_insn): Correct enable checking failure
5388 change XSTR to XTMPL.
5390 (process_one_cond_exec): Likewise
5392 2001-07-25 Richard Henderson <rth@redhat.com>
5394 * varasm.c (assemble_variable): Create DECL_RTL before setting
5397 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
5399 * predict.c (estimate_probability): Avoid duplicated predictions.
5401 * loop.c (find_and_verify_loops): Grok multiple barriers.
5403 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5405 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
5407 * dbxout.c: Consistently use putc instead of fputc.
5408 (print_wide_int): New function; call instead of direct fprintf.
5409 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
5410 (dbxout_type_fields, dbxout_type_method_1): Likewise.
5411 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
5412 (print_int_cst_octal): Likewise.
5413 (print_octal): Show we wrote characters.
5414 (dbxout_type): Set have_used_extensions in more places.
5416 2001-07-25 Catherine Moore <clm@redhat.com>
5418 * config/v850/v850.c (v850_va_arg): Use addr
5419 instead of valist to build incr.
5421 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
5423 * flow.c (delete_dead_jumptables): New function.
5424 (life_analyzis): Call it.
5425 * bb-reorder.c (skip_insns_after_block): Handle contradictory
5428 2001-07-25 Richard Henderson <rth@redhat.com>
5430 * except.c (reachable_handlers): Handle a region being removed
5431 out from under a RESX.
5433 2001-07-25 Richard Henderson <rth@redhat.com>
5435 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
5436 swap GE/GT if it is an fp comparison.
5438 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
5440 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
5443 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
5445 * ssa.c (rename_insn_1): Do not wrap an assignment to a
5446 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
5449 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
5451 (visit_expression): When attempting to simplify an expression,
5452 retrieve any modes for arguments before they are simplified
5455 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
5456 Janis Johnson <janis@us.ibm.com>
5458 * stmt.c (expand_goto): A nonlocal goto can be a call too.
5459 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
5460 pointer parameters to match documented usage of nonlocal_goto.
5461 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
5462 parameters to their correct order.
5463 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
5464 parameters to their correct order.
5466 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
5468 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
5470 2001-07-25 Jan Hubicka <jh@suse.cz>
5471 Richard Henderson <rth@redhat.com>
5473 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
5475 (make_edges): New argument update_p; populate the edge cache if set.
5476 (find_basic_blocks): Update make_edges invocation.
5478 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5480 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
5482 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5484 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
5485 -Acpu and -Amachine.h.
5486 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
5487 Corrected header to say ELF not a.out.
5488 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
5489 when given -msoft-float.
5491 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5493 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
5494 extra multilib parts like arm-elf.
5495 (i960-*-coff*, i960-*-rtems): Should not use collect2.
5496 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
5497 crtfini.o as extra multilib parts.
5499 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5501 * configure.in: Add rtems as a supported thread model.
5502 * gthr-rtems.h: Add missing entry point __gthread_active_p.
5503 * configure: Rebuilt.
5505 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
5507 * stor-layout.c (get_mode_alignment): make it work when
5508 BITS_PER_UNIT is not a power of two.
5509 * builtins.c (get_pointer_alignment): Likewise.
5511 2001-07-24 Richard Henderson <rth@redhat.com>
5513 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
5514 the retrieved constant into the expected mode.
5516 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5518 * flow.c (try_simplify_condjump): Avoid duplicated edges.
5519 (verify_flow_info): Check for duplicated edges; clarify
5522 * flow.c (block_label): Update basic_block_for_insn.
5523 (commit_edge_insertions): Call compute_bb_for_insn.
5525 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
5528 * flow.c (redirect_edge_and_branch,
5529 try_optimize_cfg): Use redirect_edge_succ_nodup
5530 (redirect_edge_succ_nodup): New.
5531 * basic_block.h (redirect_edge_succ_nodup): Declare.
5533 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
5536 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5538 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
5539 (try_crossjump_to_edge): Update commetns.
5540 (try_crossjump_bb): Likewise.
5542 2001-07-24 Richard Henderson <rth@redhat.com>
5544 * combine.c (distribute_notes): Move set of need_refresh
5545 for noop_move_p down to catch all cases.
5547 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
5549 * recog.c (split_all_insns_noflow): New.
5550 * rtl.h (split_all_insns_noflow): Declare.
5551 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
5552 * m68hc11.c (m68hc11_reorg): Likewise.
5553 * sh.c (machine_dependent_reorg): Likewise.
5554 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
5557 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
5559 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
5560 (ashlsi3_n splitter): Likewise.
5561 (lshrsi3_n splitter): Likewise.
5563 (GOTaddr2picreg): Make const SImode.
5564 (sym_label2reg): Likewise.
5565 (symGOT2reg): Likewise.
5566 (symGOTOFF2reg) Likewise.
5568 (casesi_worker_0): Make unspec SImode.
5570 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
5572 * config/sh/sh.c (barrier_align): Check that an operand really is
5573 an insn before extracting its INSN_CODE.
5575 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
5577 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
5580 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
5581 for SImode to prevent overflow.
5583 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5585 * config/mips/irix6-libc-compat.c: New file.
5586 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
5587 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
5590 2001-07-24 lars brinkhoff <lars@nocrew.org>
5592 * rtl.texi (REG_POINTER): Document.
5593 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
5594 QFmode, HFmode, TQFmode, QCmode, and HCmode.
5596 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
5598 * flow.c (delete_noop_moves): Do not confuse libcall regions.
5600 2001-07-23 Richard Henderson <rth@redhat.com>
5602 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
5604 2001-07-23 Kazu Hirata <kazu@hxi.com>
5606 * config/h8300/h8300-protos.h: Add a prototype for
5607 general_operand_dst_push.
5608 * config/h8300/h8300.c (general_operand_dst_push): New.
5609 * config/h8300/h8300.h (OK_FOR_T): New.
5610 (EXTRA_CONSTRAINT): Use it.
5611 * config/h8300/h8300.md (movqi_push): Remove and integrate into
5612 the existing movqi pattern.
5613 (movhi_push): Likewise.
5615 * reload.c: Fix comment typos.
5617 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
5619 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
5621 2001-07-23 H.J. Lu (hjl@gnu.org)
5623 * doc/extend.texi: Update __builtin_return_address and
5624 __builtin_frame_address.
5626 2001-07-23 Richard Henderson <rth@redhat.com>
5628 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
5630 * config/i386/i386.md: New setcc+movzbl peephole2.
5632 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5634 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
5635 * objc/objc-act.c: Include debug.h.
5636 (synth_module_prologue): Save and restore debug hooks too.
5638 2001-07-23 lars brinkhoff <lars@nocrew.org>
5640 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
5641 and C4X_FLOAT_FORMAT.
5642 (BOOL_TYPE_SIZE): Document.
5644 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
5646 * unroll.c (loop_iterations): Fix miscalculation of initial
5649 2001-07-13 Andrew Haley <aph@redhat.com>
5651 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
5652 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
5653 * config/sh/sh.c (sh_can_redirect_branch): New function.
5654 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
5655 * reorg.c (steal_delay_list_from_target): Use
5656 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
5658 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
5660 * flow.c (try_simplify_condjump): Unlink insn chain on
5661 fallthru edge; use can_fallthru.
5663 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
5665 * basic-block.h (find_sub_basic_block): Declare.
5666 * flow.c (make_edges): New arguments MIN and MAX;
5667 (find_sub_basic_blocks): Revamp to use make_edges
5668 and purge_dead_edges.
5669 (find_basic_blocks): Update call of find_sub_basic_block.
5671 * recog.c (split_all_insns): Always expect CFG to be consistent;
5672 call find_sub_basic_blocks in case something has changed.
5673 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
5676 * basic-block.h (delete_noop_moves): Declare.
5677 * combine.c (combine_instructions): Call it.
5678 (recog_for_combine): Tolerate noop moves
5679 (distribute_notes): Force refresh when register dies at noop move.
5680 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
5682 (life_analysis): Update delete_noop_moves call.
5683 (set_noop_p): Move too ...
5684 * rtlanal.c (noop_move_p): ... here.
5685 * rtl.h (noop_move_p): Declare.
5687 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
5688 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
5690 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
5691 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
5693 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
5695 * reload.c (push_reload): Fix typo in comment.
5696 (find_reloads_address): Ditto.
5697 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
5699 2001-07-22 Richard Henderson <rth@redhat.com>
5701 * flow.c: Grammar check and clarify a lot of comments.
5702 (try_simplify_condjump): Rename variables to be clearer.
5703 (try_forward_edges): Skip complex and fallthru edges.
5704 Rearrange tests to avoid duplicate checks.
5705 (flow_find_cross_jump): Likewise.
5706 (outgoing_edges_match): Allow match if neither branch has
5707 probability data. Loosen probability match to 5%.
5708 (try_crossjump_to_edge): Hoist repeated indirection into
5710 (try_crossjump_bb): Don't check complex edges. Eliminate
5711 redundant crossjump tests.
5712 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
5713 checks before more expensive checks.
5715 2001-07-22 Richard Henderson <rth@redhat.com>
5717 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
5718 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
5721 2001-07-22 Richard Henderson <rth@redhat.com>
5723 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
5724 (const_sint32_operand): Likewise.
5725 * m68k.md (anon mulsi pattern): Use const_int_operand not
5726 const_sint32_operand.
5727 (umulsi3_highpart): Zero extend a constant input.
5728 (smulsi3_highpart): Don't bother checking SImode constant.
5729 (const_umulsi3_highpart): Give op3 DImode.
5730 (const_smulsi3_highpart): Likewise.
5732 2001-07-22 Richard Henderson <rth@redhat.com>
5734 * flow.c (split_block): Make sure bb_note is included in the
5735 new block when splitting before a label.
5737 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
5739 * basic-block.h (redirect_edge_and_branch_force,
5740 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
5741 * flow.c (redirect_edge_and_branch_force,
5742 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
5743 (redirect_edge_and_branch_force): Fix copying of lifeness information.
5744 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
5745 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
5746 instead of label; update CFG after transformation.
5747 (find_if_case_1): Update call, use redirect_edge_and_branch_force
5748 for finishing the transformation; handle even case where ELSE
5749 does not follow THEN.
5750 (find_if_case_2): Update call of dead_or_predictable; simplify
5753 * emit-rtl.c (split_branch_probability): New global variable.
5754 (try_split): Take care to set split_branch_probability and
5755 create REG_BR_PROB note for new jump insns.
5756 * md.texi (define_split): Document new feature.
5758 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
5760 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
5762 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
5763 (asm_out_file): Remove redundant declaration.
5764 (assemble_asm): Remove old #if 0 block.
5765 (assemble_variable): Remove end of function; debug output is
5766 now handled with global_decl. Remove old #if 0 block. Update.
5767 Remove saved_in_section and associated no-op code.
5768 * Makefile.in (varasm.o): Correct dependencies.
5770 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
5772 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5773 the definition in defaults.h.
5775 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
5777 * jump.c: Update comments.
5778 (delete_barrier_successors, delete_unreferenced_labels,
5779 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
5780 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
5781 jump_optimize, jump_optimize_minimal): Kill.
5782 (rebuild_jump_labels): Move code from jump_optimize_1.
5783 (purge_line_number_notes): Likewise.
5784 (copy_loop_headers): Likewise.
5785 * reg-stack.c: Update comment.
5787 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
5788 JUMP_AFTER_REGSCAN): Kill.
5789 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
5790 purge_line_number_notes and copy_loop_headers.
5792 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
5793 Richard Henderson <rth@redhat.com>
5795 * dbxout.c (dbxout_global_decl): New.
5796 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
5797 * sdbout.c (sdbout_finish): New.
5798 (sdbout_debug_hooks): Use it, add comments.
5799 (sdbout_global_decl): Defer initialised public vars to
5801 * varasm.c (assemble_variable): Don't output debug information
5802 for file-scope variables.
5804 2001-07-22 Richard Henderson <rth@redhat.com>
5806 * config/alpha/alpha.c (get_trap_mode_suffix): New.
5807 (get_round_mode_suffix): New.
5808 (print_operand): Use them for [/]. Remove support for [&'`()+].
5809 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
5810 * config/alpha/alpha.md (attr round_suffix): New.
5811 (attr trap_suffix): New.
5812 (all insns): Set them appropriately. Use %/ instead of the
5815 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5817 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
5819 2001-07-22 Richard Henderson <rth@redhat.com>
5821 * regrename.c (regrename_optimize): Compute nregs for each
5822 potential target register.
5824 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
5825 Richard Henderson <rth@redhat.com>
5827 * dbxout.c (dbxout_global_decl): New.
5828 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
5829 * sdbout.c (sdbout_finish): New.
5830 (sdbout_debug_hooks): Use it, add comments.
5831 (sdbout_global_decl): Defer initialised public vars to
5833 * varasm.c (assemble_variable): Don't output debug information
5834 for file-scope variables.
5836 2001-07-21 H.J. Lu (hjl@gnu.org)
5838 * config/mips/mips.c (mips_cpu): Moved into ...
5839 (override_options): Here.
5841 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
5843 (mips_cpu): Removed.
5845 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5847 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
5848 ("iorqi3"): Likewise.
5849 ("xorqi3"): Likewise.
5850 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
5851 ("*subhi3_sp): Likewise.
5852 ("*subhi3"): Likewise.
5853 ("extendhisi2"): Accept D, X and Y as source operand to avoid
5856 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
5858 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
5859 * config/freebsd.h: Likewise.
5860 * config/linux.h: Likewise.
5861 * config/openbsd.h: Likewise.
5862 * config/alpha/linux-elf.h: Likewise.
5863 * config/arm/linux-elf.h: Likewise.
5864 * config/d30v/d30v.h: Likewise.
5865 * config/fr30/fr30.h: Likewise.
5866 * config/ia64/aix.h: Likewise.
5867 * config/ia64/ia64.h: Likewise.
5868 * config/mips/linux.h: Likewise.
5869 * config/pj/pj.h: Likewise.
5870 * config/rs6000/linux.h: Likewise.
5871 * config/sparc/linux.h: Likewise.
5872 * config/sparc/linux64.h: Likewise.
5874 2001-07-20 Bruce Korb <bkorb@gnu.org>
5876 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
5877 because getc() and char* may disagree on signedness.
5879 2001-07-20 Richard Henderson <rth@redhat.com>
5881 * doc/rtl.texi (REG_DEAD): Update for current semantics.
5883 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
5884 insns to delete in the presence of cc0 in a jump insn.
5886 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
5887 Jan Hubicka <jh@suse.cz>
5889 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
5890 of doing the change by hand.
5892 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
5894 * rtlanal.c (set_noop_p): Return true for noop jumps.
5896 * expr.c (emit_single_push_insn): Add call to push expander.
5897 * expr.h (optab_index): Add OTI_push
5898 (push_optab): New constant.
5899 * genopinit.c (optabs): Add push_optab.
5900 * optabs.c (init_optab): Init push optab.
5901 * md.texi (push??1): Document
5903 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5905 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
5906 expand to emit the pattern; put a REG_INC note for push/pop
5908 ("movdf", "movdf_internal"): Likewise.
5909 ("movsi", "movsi_internal"): Likewise.
5910 ("movsf", "movsf_internal"): Likewise.
5911 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
5913 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5915 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
5918 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
5920 * params.def: Change default max inline insns to 100.
5922 2001-07-20 Diego Novillo <dnovillo@redhat.com>
5924 * combine.c (combine_simplify_rtx): Generate a new shift operation
5925 when simplifying the first operand of a (neg (ashift)) expression.
5927 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5929 * regclass.c (N_REG_INTS): Use only 32 bits per element.
5931 2001-07-20 Kelley Cook <kelley.cook@home.com>
5933 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
5934 information. Move rest into ...
5935 (*-*-solaris): ... here. Eliminate redundant information and
5936 reword necessary packages section. Delete 4.x assembler bug info.
5937 (sparc-sun-*): Merge into ...
5938 (sparc-sun-sunos*): here.
5940 2001-07-20 Catherine Moore <clm@redhat.com>
5942 * config/v850/v850.md (casesi): Generate LABEL_REF
5945 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
5947 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
5948 * i386.c (ix86_zero_extend_to_Pmode): Make global.
5949 * i386.md (strclrsi expander): Use it.
5951 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
5953 * integrate.c (copy_insn_list): handle
5954 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
5955 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
5956 identically as to CODE_LABEL.
5958 * fold-const (fold): Convert A/B/C to A/(B*C) and
5961 * except.c (connect_post_landing_pads): Delete the RESX insns.
5963 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
5965 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
5967 * config/mips/mips.md (nmadd/nmsub): Use macro.
5969 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
5971 * cppinit.c (remove_dup_dir): Make static.
5972 (remove_dup_dirs): Make static. Only warn about preempting a
5973 system directory with a non-system directory.
5975 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
5977 * ifcvt.c (noce_try_store_flag_constants): Correct order
5978 of parameters to trunc_int_for_mode.
5980 2001-07-19 Mark Mitchell <mark@codesourcery.com>
5982 * reorg.c (fill_simple_delay_slots): If an instruction might throw
5983 an exception that will be caught within this function, do not fill
5984 its delay slot with any subsequent instruction.
5986 2001-07-19 Steve Ellcey <sje@cup.hp.com>
5988 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
5989 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
5990 pointer extension instruction.
5991 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
5992 * simplify-rtx.c (simplify_unary_operation) Likewise.
5993 * explow.c (convert_memory_address) Check value of
5994 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
5996 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
5997 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
5998 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
5999 Add Multilib Support.
6000 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
6001 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
6002 Add Multilib Support.
6003 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
6005 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
6006 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
6007 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
6009 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
6011 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
6012 old and new operands in `<', `3' and `b'.
6014 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
6016 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
6017 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
6018 (toplev.o): Don't depend on xcoffout.h.
6019 * c-decl.c: Include debug.h
6020 (duplicate_decls): Use debug hook.
6021 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
6022 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6023 (dbxout_types): Remove.
6024 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
6025 * debug.c (do_nothing_debug_hooks): Update.
6026 (debug_true_tree, debug_nothing_rtx): New.
6027 * debug.h (struct rtx_def): New.
6028 (struct gcc_debug_hooks): New hooks ignore_block,
6029 outlining_inline_function and label.
6030 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
6031 dwarf2out_frame_finish): New.
6032 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
6033 Make static, update prototype.
6034 (dwarf2_debug_hooks): Update.
6035 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
6036 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
6037 * dwarfout.c (dwarf_debug_hooks): Update.
6038 * emit-rtl.c: Include debug.h.
6039 (remove_unnecessary_notes): Use debug hook.
6040 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
6041 (final_scan_insn): Use debug hook.
6042 * integrate.c (output_inline_function): Use debug hook.
6043 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
6044 (sdb_debug_hooks): Update.
6045 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
6046 * toplev.c: Don't include xcoffout.h.
6047 (note_outlining_of_inline_function, debug_ignore_block): Remove.
6048 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
6050 * tree.h (dwarf2out_do_frame): Remove.
6052 2001-07-19 Catherine Moore <clm@cygnus.com>
6054 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
6056 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
6058 * reload1.c (eliminate_regs_in_insn): When updating a set
6059 to the frame pointer to the hardware frame pointer, perform
6060 the update always not just when REPLACE is set.
6062 * reload1.c (choose_reload_regs): Don't inherit a reload
6063 that crosses multiple registers if registers past the first
6064 don't fit in the desired class.
6066 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
6067 when negating constants.
6069 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
6071 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
6072 * doc/tree.texi: Ditto.
6074 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
6075 Jakub Jelinek <jakub@redhat.com>
6077 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
6078 (extract_cie_info): Handle "eh" augmentation properly,
6080 (struct frame_state, __frame_state_for): New.
6082 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6084 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
6085 HANDLE_SYSV_PRAGMA): Define.
6086 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
6088 (copy_object): Caller changed.
6090 2001-07-19 Andreas Schwab <schwab@suse.de>
6092 * configure.in (assembler dwarf2 debug_line support): Define nop
6094 * configure: Regenerated.
6096 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
6098 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
6100 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
6101 to conditionally compiled block.
6102 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6103 * dbxout.h (dbxout_function): Remove.
6104 * debug.c (do_nothing_debug_hooks): Update.
6105 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
6106 global_decl, deferred_inline_function.
6107 * dwarf2out.c (dwarf2_debug_hooks): Update.
6108 (dwarf2out_global_decl): New.
6109 * dwarfout.c: Don't include dwarfout.h.
6110 (dwarfout_global_decl, dwarfout_function_decl,
6111 dwarfout_deferred_inline_function): New.
6112 (dwarf_debug_hooks): Update.
6113 * dwarfout.h: Remove.
6114 * final.c: Don't include dwarfout.h.
6115 * sdbout.c (sdbout_global_decl): New.
6116 (sdbout_debug_hooks): Update.
6117 * toplev.c: Don't include dwarfout.h.
6118 (check_global_declarations, rest_of_compilation): Use new debug hooks.
6119 (note_deferral_of_defined_inline_function): Remove.
6120 * toplev.h (note_deferral_of_defined_inline_function): Remove.
6121 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
6122 * ch/lex.c: Don't include dwarfout.h.
6123 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
6124 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
6125 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
6126 * cp/optimize.c: Include debug.h.
6127 (maybe_clone_body): Use debug hook.
6128 * cp/semantics.c: Include debug.h.
6129 (expand_body): Use debug hook.
6130 * po/POTFILES.in: Remove dwarfout.h.
6132 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
6134 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
6135 * c-parse.in (yyerror, _yylex): Similarly.
6136 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
6137 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
6139 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
6140 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
6142 2001-07-18 Jeff Sturm <jsturm@one-point.com>
6144 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
6145 in-class declaration at -g1. Fixes c++/2814.
6147 2001-07-18 Richard Henderson <rth@redhat.com>
6149 * doc/md.texi (reload_in/out): Document restrictions in predicates
6150 and constraints for these patterns. Document empty string matching
6153 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6155 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
6157 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6159 * cse.c: Undo my previous patch.
6161 2001-07-18 Tom Tromey <tromey@redhat.com>
6164 * configure: Rebuilt.
6165 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
6167 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
6169 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
6170 Jan Hubicka <jh@suse.cz>
6172 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
6173 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
6174 * jump.c (mark_jump_label): Do not forward branches.
6176 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
6178 * cse.c (delete_trivially_dead_insns): Delete the libcall block
6179 when return value is unused.
6181 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6183 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
6185 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
6187 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
6188 on error. We can't blindly return the result of
6189 pthread_mutex_trylock because it returns a positive number on
6190 error, while we must return -1 on error.
6191 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
6193 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
6195 2001-07-18 Andreas Jaeger <aj@suse.de>
6197 * integrate.c (output_inline_function): Correct type of debug_hooks.
6199 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
6201 * combine.c (combine_simplify_rtx): DIV can be treated
6202 associatively for floats if unsafe math optimisations are enabled.
6204 2001-07-17 Richard Henderson <rth@redhat.com>
6206 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
6208 2001-07-17 Richard Henderson <rth@redhat.com>
6210 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
6211 don't force the function address into a register.
6212 (expand_call, emit_library_call_value_1): Update callers.
6213 * builtins.c (expand_builtin_apply): Likewise.
6214 * expr.h (prepare_call_address): Update decl.
6216 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
6218 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
6220 * config/i386/chorus.h: Move up.
6221 * config/sparc/chorus.h: Likewise.
6222 * config/rs6000/chorus.h: Likewise.
6223 * config/chorus.h: Moved here.
6225 2001-07-17 Andreas Schwab <schwab@suse.de>
6227 * configure.in (assembler eh_frame optimization): Handle big
6229 * configure: Regenerated.
6231 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
6233 * expr.c (epxand_expr): Convert divisions into multiplications by
6234 reciprocals if -ffast-math.
6236 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
6238 * dbxout.c (dbxout_really_begin_function): Rename to
6239 dbxout_begin_function.
6240 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6241 (dbxout_begin_function): Remove.
6242 (dbxout_function): Update.
6243 (dbxout_source_line): Update prototype.
6244 * dbxout.h (dbxout_begin_function): Remove.
6245 * debug.c (do_nothing_debug_hooks): Update.
6246 (debug_nothing_tree): Update.
6247 (debug_nothing_charstar_rtx): Remove.
6248 * debug.h (union tree_node): Declare.
6249 (struct rtx_def): Remove.
6250 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
6251 begin_function. Change source_line prototype.
6252 (debug_nothing_tree): New.
6253 (debug_nothing_charstar_rtx): Delete.
6254 (dwarf2out_begin_prologue): Moved from ...
6256 * dwarf2out.c (dwarf2_debug_hooks): Update.
6257 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
6258 debug info, call dwarf2out_source_line.
6259 (dwarf2out_souce_line): Update prototype.
6260 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
6261 Change prototype, make static.
6262 (dwarfout_source_line): Update prototype.
6263 (dwarf_debug_hooks): Update.
6264 * dwarfout.h (dwarfout_begin_function): Remove.
6265 * final.c (final_start_function, final_scan_insn): Use appropriate
6266 debug hooks, update to use notice_source_line.
6267 (output_source_line): Rename notice_source_line. Don't call the
6268 source_line debug hook.
6269 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
6270 make static, update prototype.
6271 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
6273 (sdbout_end_prologue): New.
6274 (sdbout_source_line): Update prototype.
6275 (sdbout_debug_hooks): Update.
6276 (sdbout_symbol): Remove unused var.
6277 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
6279 * varasm.c: Include debug.h.
6280 (assemble_start_function): Use begin_function debug_hook.
6281 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
6282 update with prototype.
6283 (xcoffout_source_line): Update prototype.
6284 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
6286 (xcoffout_source_line): Update prototype.
6288 2001-07-17 Richard Henderson <rth@redhat.com>
6290 * c-typeck.c (build_binary_op): Do not shorten unsigned
6291 right shift after sign extension.
6293 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
6295 * combine.c (combine_simplify_rtx): Attempt to simplify
6296 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
6298 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
6299 (simplify_binary_operation, simplify_unary_operation,
6300 simplify_relational_operation): Use it.
6302 * combine.c (combine_simplify_rtx): Don't do associative law
6303 on divisions; allow associative law on floats.
6305 2001-07-17 H.J. Lu <hjl@gnu.org>
6306 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6308 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
6309 ASM_OUTPUT_WEAK_ALIAS are defined.
6310 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
6311 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
6313 * config/mips/iris5.h: ... here.
6314 (HANDLE_SYSV_PRAGMA): Defined as 1.
6315 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
6316 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
6319 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
6321 * c-parse.in (all_prefix_attributes): New variable.
6322 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
6323 (maybe_resetattrs): New production.
6324 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
6325 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
6326 notype_initdcl, nested_function, notype_nested_function,
6327 component_decl, components, components_notype,
6328 component_declarator, component_notype_declarator,
6329 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
6330 ivars, mydecl, myparm): Update. Avoid prefix attributes just
6331 after a comma being applied to more than one declarator.
6332 * doc/extend.texi (Attribute Syntax): Update. Remove
6333 documentation of bugs that are no longer present.
6335 2001-07-13 Eric Christopher <echristo@redhat.com>
6337 * config/mips/mips.h: Change TUNE_MIPS* options to use
6339 (EXTRA_SPECS): Add cc1_cpu_spec.
6340 * config/mips/mips.md (muldf3): Fix typo.
6342 2001-07-16 Richard Henderson <rth@redhat.com>
6344 * config/m68k/m68k.c: Include expr.h and reload.h.
6345 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
6346 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
6348 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
6349 Richard Henderson <rth@redhat.com>
6351 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
6352 (insn_live_p): Fix fall off end of function.
6353 (dead_libcall_p): Remove COUNTS argument; update callers.
6354 (delete_trivially_dead_insns): Remove unused variables.
6356 2001-07-17 Andreas Jaeger <aj@suse.de>
6358 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
6361 * lcm.c (optimize_mode_switching): Avoid warning for unused
6362 variable if !NORMAL_MODE.
6364 * flow.c (try_crossjump_to_edge): Remove unused variable.
6366 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
6368 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
6369 atexit declaration in stdlib.h.
6371 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
6373 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
6375 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6377 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
6378 * except.c (finish_eh_generation): Update call of cleanup_cfg;
6379 do rebuild_jump_labels instead of jump_optimize
6380 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
6381 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
6382 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
6384 * flow.c: Include timevar.h
6385 (find_basic_block): Push/pop timevar;
6386 (cleanup_cfg): Likewise.
6387 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
6388 * Makefile: Add dependencies on timevar.h
6390 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
6391 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
6393 * rtl.h (delete_trivially_dead_insns): Add new parameter.
6394 * toplev.c (rest_of_compilation): Update calls.
6395 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
6396 (delete_trivially_dead_insns): ... here; accept new argument
6397 preserve_basic_blocks; preserve basic blocks if set.
6399 * reg-stack.c (stack_regs_mentioned): Return 0 if
6400 stack_regs_mentioned_data is not initialized.
6401 (reg_to_stack): Make stack_regs_mentioned survive after the
6402 reg-stack is completted; do not call cleanup_cfg.
6403 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
6404 make cleanup_cfg after bb-reorder to output to debug file.
6406 2001-07-16 Richard Henderson <rth@redhat.com>
6408 * regclass.c (init_reg_sets): Use only 32 bits per initializer
6409 from int_reg_class_contents.
6411 2001-07-16 Richard Henderson <rth@redhat.com>
6413 * hard-reg-set.h (regs_invalidated_by_call): Declare.
6414 * regclass.c (regs_invalidated_by_call): Move from cse.c.
6415 (init_reg_sets_1): Move initialization from cse_main.
6416 * cse.c (regs_invalidated_by_call): Move to regclass.c.
6417 (cse_main): Move its initialization also.
6418 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
6419 * flow.c (propagate_one_insn): Likewise.
6420 * gcse.c (compute_hash_table): Likewise.
6421 (compute_kill_rd, compute_store_table): Likewise.
6422 * sched-deps.c (sched_analyze_1): Likewise.
6424 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
6426 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
6429 2001-07-16 Steve Ellcey <sje@cup.hp.com>
6431 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
6432 in if statement so we don't access undefined memory.
6434 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
6436 * gcse.c: Update comment at top.
6437 Update comment on mem handling.
6438 mem_last_set, mem_first_set, mem_set_in_block: gone.
6439 Declaration of reg_set_info: gone.
6440 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
6441 pointless with load_killed_in_block_p (they are *more*
6442 conservative then it, not less, and less accurate).
6443 (oprs_not_set_p): Ditto.
6444 (alloc_gcse_mem): Don't allocate mem_set_in_block
6445 (free_gcse_mem): Don't free it, either.
6446 (record_last_mem_set_info): Update comment in front, remove
6447 mem_*set_* stuff. Note the reason we don't handle stores directly
6449 (compute_hash_table): Update comments to reflect reality. Remove
6450 mem_*set_* references.
6451 (reset_opr_set_tables): Remove mem_*set_* references.
6453 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
6454 (mark_clobber): Ditto (on both parts, we double set here too).
6455 (expr_killed_p): Remove mem_set_in_block test.
6456 (compute_transp): Remove mem_set_in_block test.
6458 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
6459 of edge, and removal of phi alternative to dump file.
6460 (ssa_ccp_substitute_constants): Add note about register now being
6461 constant, and which uses were replaced in what insns to dump file.
6463 2001-07-16 Andreas Jaeger <aj@suse.de>
6465 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
6466 variables of type HOST_WIDEST_INT.
6468 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
6469 (__bb_exit_func): Correct type of count_max to avoid overflow.
6470 (num_digits): Handle long long argument.
6472 * combine.c (gen_lowpart_for_combine): Remove unused variable.
6474 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6476 * output.h (sdb_begin_function_line): Restore as an extern
6478 * sdbout.c (sdb_begin_function_line): Make extern.
6480 2001-07-15 Richard Henderson <rth@redhat.com>
6482 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
6483 * genrecog.c (maybe_both_true_mode): New.
6484 (maybe_both_true_2): Use it.
6485 (write_switch): Don't put Pmode in a switch.
6486 * rtl.c (mode arrays): Don't explicitly size them.
6488 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6490 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
6491 handling; move unconditional splitting before mode switching.
6493 * i386.md (type): Add fistp type.
6494 (i387, length_attr, scheduling definitions): Handle this type.
6495 (fix_trunc?f?i2): Revamp to use mode switching.
6496 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
6497 * i386.h (fp_cw_mode): New enum
6498 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
6499 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
6501 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6503 * Makefile.in (integrate.o): Add debug.h.
6504 * integrate.c (debug.h): Add.
6505 (output_inline_function): Save, reset, and restore debug_hooks.
6507 2001-07-15 Richard Henderson <rth@redhat.com>
6509 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
6510 instead of COMPARE for the EQUIV expression.
6512 2001-07-15 Richard Henderson <rth@redhat.com>
6514 * flow.c (redirect_edge_and_branch_force): Initialize
6515 global_live_at_start and global_live_at_end.
6516 (allocate_bb_life_data): Export.
6517 * basic-block.h (allocate_bb_life_data): Declare.
6518 * toplev.c (rest_of_compilation): Call it.
6520 2001-07-15 Richard Henderson <rth@redhat.com>
6522 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
6523 (alpha_tablejump_best_label): New.
6524 * config/alpha/alpha-protos.h: Declare them.
6525 * config/alpha/alpha.md: Use braced strings for code blocks.
6526 (tablejump_osf): Break out add with r29.
6527 (tablejump_osf_internal): Remove.
6528 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
6529 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
6531 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6533 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
6536 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
6538 * i386-protos.h (ix86_split_fp_branch): Update prototype.
6539 (ix86_fp_jump_nontrivial_p): New.
6540 * i386.md (fp_jcc_?): Update call of split_fp_branch;
6541 use ix86_fp_jump_nontrivial_p.
6542 * i386.c (ix86_fp_jump_nontrivial_p): New.
6543 (ix86_split_fp_branch): Accept code instead of rtx.
6544 (ix86_expand_compare): Expand comparison early in case
6545 doing so is resonably cheap.
6547 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
6549 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
6551 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
6552 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
6554 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
6556 * dbxout.c (dbxout_source_line): Make static, update prototype.
6557 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
6558 (dbxout_init, dbxout_finish, dbxout_source_line,
6559 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
6560 * dbxout.h (dbxout_source_line): Delete.
6561 * debug.c (debug_nothing_file, debug_nothing_file_int,
6562 debug_nothing_file_charstar_rtx): New.
6563 (do_nothing_debug_hooks): Update.
6564 (debug_nothing_void, debug_nothing_charstar_rtx,
6565 dwarf2out_end_epilogue): New.
6566 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
6567 * debug.h (struct rtx_def): Declare.
6568 (gcc_debug_hooks): New hooks source_line, end_epilogue
6570 (debug_nothing_void, debug_nothing_charstar_rtx,
6571 dwarf2out_end_epilogue): New.
6572 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
6573 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
6574 (dwarf2_debug_hooks): Update.
6575 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
6576 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
6577 * dwarf2out.h (dwarf2out_source_line): Remove.
6578 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
6579 Make static, update prototype.
6580 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
6581 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
6582 (dwarf_debug_hooks): Update.
6583 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
6584 dwarfout_end_function): Remove.
6585 * final.c (profile_function): Use debug hooks for ending functions
6587 (output_source_line, final_end_function): Update prototype,
6589 (final_start_function, final_scan_insn): Update.
6590 * output.h (sdb_begin_function_line): Remove.
6591 (final_end_function): Update prototype.
6592 * sdbout.c (sdb_begin_function_line): Make static.
6593 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
6594 (sdbout_source_line): New.
6595 (sdbout_end_epilogue, sdbout_end_function): Make static, update
6597 (sdb_debug_hooks): Update.
6598 (sdbout_init, sdbout_source_line,
6599 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
6600 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
6601 * toplev.c (compile_file, rest_of_compilation): Update.
6602 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
6603 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
6604 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
6605 Update for prototype changes.
6606 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
6607 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
6609 2001-07-15 Richard Henderson <rth@redhat.com>
6611 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
6612 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
6613 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
6614 * config/alpha/alpha.c: Likewise.
6615 * config/alpha/alpha.md: Likewise.
6616 * config/alpha/alpha32.h: Likewise.
6617 * config/alpha/vms.h: Likewise.
6620 2001-07-14 Richard Henderson <rth@redhat.com>
6622 * config/alpha/alpha.md: Use define_constants for unspec values.
6623 Substitute throughout.
6625 2001-07-14 Tim Josling <tej@melbpc.org.au>
6627 * tree.def (EXPON_EXPR) remove. Never supported anyway.
6629 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
6631 * pa.md: Remove unused constraints from define_split's.
6633 2001-04-14 Richard Henderson <rth@redhat.com>
6635 * ifcvt.c (find_cond_trap): Test for exit block.
6637 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
6639 Re-install recently reverted patch.
6640 * emit-rtl.c (try_split): Update mark_jump_label call.
6641 * flow.c (find_sub_basic_blocks): Likewise.
6642 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
6644 (mark_all_labels): Kill second parameter.
6645 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
6646 (rebuild_jump_labels, jump_optimize_minimal): Update call
6648 (jump_optimize_1): Kill crossjumping code.
6649 (mark_jump_label): Kill cross_jump parameter.
6650 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
6651 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
6652 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
6654 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
6656 (dump_file_info): Likewise.
6657 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
6658 reorganize passes to do reg-stack first, bb-reorder second.
6659 * invoke.texi (-d letters doc): Remove the jump2 pass.
6661 2001-07-14 Richard Henderson <rth@redhat.com>
6663 * ifcvt.c (find_cond_trap): New.
6664 (find_if_header): Call it.
6665 (merge_if_block): Relax existing jump sanity check.
6666 * jump.c (jump_optimize_1): Remove conditional trap handling.
6668 2001-07-14 Alan Modra <amodra@bigpond.net.au>
6670 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
6672 (insn_refs_are_delayed): Correct comment.
6673 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
6674 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
6675 instead of r31. Make associated insn !TARGET_64BIT, and
6676 provide an additional 64-bit insn that clobbers r2.
6678 (udivsi3): Likewise.
6680 (umodsi3): Likewise.
6682 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
6684 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
6686 * flow.c (redirect_edge_and_branch_force, split_edge,
6687 try_crossjump_to_edge): Use set_block_for_new_insns.
6688 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
6690 2001-07-13 H.J. Lu (hjl@gnu.org)
6692 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
6695 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
6697 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
6699 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
6701 * c-common.c (decl_attributes): Take a pointer to the node to
6702 which attributes are to be attached, and a flags argument.
6703 * c-common.h (enum attribute_flags): New.
6704 (decl_attributes): Update prototype.
6705 * c-decl.c (start_decl, push_parm_decl, finish_struct,
6706 finish_enum, start_function): Update calls to decl_attributes.
6707 * c-parse.in (component_declarator, component_notype_declarator,
6708 label): Update calls to decl_attributes.
6710 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
6712 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
6713 * config/avr/avr.c (legitimate_address_p): Return value changed
6714 from letter to register classes. For better debugging.
6716 2001-07-13 Kazu Hirata <kazu@hxi.com>
6718 * jump.c (reversed_comparison_code_parts): Fix comment typos.
6720 2001-07-13 H.J. Lu (hjl@gnu.org)
6722 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
6724 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
6726 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
6727 correctly for shared configurations.
6728 * config/t-libgcc-pic: New.
6729 * config/{i386,m68k,sparc}/t-openbsd: New.
6730 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
6731 Support -shared. Support debugging libraries with -g.
6732 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
6733 frame information does not emit pointer diffs.
6734 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
6737 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
6739 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
6741 2001-07-13 David Edelsohn <edelsohn@gnu.org>
6743 * combine.c (try_combine): Ensure const_int pow2 is positive.
6745 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
6747 * config.gcc: Add configuration for s/390.
6748 * config/s390/s390.c: New. Subroutines for code generation.
6749 * config/s390/s390.h: New. Definitions for s/390.
6750 * config/s390/s390-protos.h: New. Prototypes.
6751 * config/s390/linux.h: New. Definitions for linux for s/390.
6752 * config/s390/linux64.h: New. Definitions for linux for zSeries.
6753 * config/s390/t-linux: New. Makefile fragment.
6754 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
6755 * config/s390/fixdfdi.h: New. Fix L_fix*di.
6757 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
6759 * emit-rtl.c (try_split): Update mark_jump_label call.
6760 * flow.c (find_sub_basic_blocks): Likewise.
6761 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
6763 (mark_all_labels): Kill second parameter.
6764 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
6765 (rebuild_jump_labels, jump_optimize_minimal): Update call
6767 (jump_optimize_1): Kill crossjumping code.
6768 (mark_jump_label): Kill cross_jump parameter.
6769 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
6770 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
6771 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
6773 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
6775 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
6776 reorganize passes to do reg-stack first, bb-reorder second.
6777 * invoke.texi (-d letters doc): Remove the jump2 pass.
6779 2001-07-12 Steve Ellcey <sje@cup.hp.com>
6781 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
6783 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6785 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
6787 (verify_flow_info): Make diagnostics prettier.
6789 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6791 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
6793 * flow.c (outgoing_edges_match): Return early if condition reversal
6796 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
6798 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
6799 (mips_move_2words): When splitting a move into two instructions,
6800 prefix the second address operand with '%D'.
6802 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
6804 * Makefile.in (final.o): Depend on debug.h.
6805 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
6806 (dbx_debug_hooks): Add new hooks.
6807 (xcoff_debug_hooks): New.
6808 * debug.c (debug_nothing_file_int_int): New.
6809 (do_nothing_debug_hooks): Update.
6810 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
6811 (debug_nothing_file_int_int): New.
6812 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
6813 static, update prototype.
6814 (dwarf2_debug_hooks): Update.
6815 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
6816 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
6817 static, update prototype.
6818 (dwarf_debug_hooks): Update.
6819 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
6820 * final.c: Include debug.h.
6821 (final_scan_insn): Use debug hooks when beginning and ending blocks.
6822 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
6823 static, update prototype.
6824 (sdb_debug_hooks): Update.
6825 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
6826 * toplev.c: Distinguish between xcoff and dbx.
6828 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
6829 Call all debug hooks, not just dwarf ones.
6831 2001-07-11 Timothy Wall <twall@redhat.com>
6833 * config.gcc: Add configuration for AIX5/IA64.
6834 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
6835 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
6836 support prefix/suffix code.
6837 * config/ia64/t-aix: New. Makefile fragment.
6838 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
6840 2001-07-11 Kazu Hirata <kazu@hxi.com>
6842 * recog.c (validate_change): Fix a comment typo.
6844 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
6846 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
6847 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
6849 * dbxout.c (dbx_debug_hooks): Add new hooks.
6850 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
6852 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
6854 * dbxout.h (dbxout_start_new_source_file,
6855 dbxout_resume_previous_source_file): Delete.
6856 * debug.c (do_nothing_debug_hooks): Add new hooks.
6857 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
6858 (debug_nothing_int_charstar, debug_nothing_int): New.
6859 * debug.h (gcc_debug_hooks): New hooks define, undef,
6860 start_source_file and end_source_file.
6861 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
6862 (debug_nothing_int_charstar, debug_nothing_int): New.
6863 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
6864 the conditionally compiled section.
6865 (dwarf2out_start_source_file, dwarf2out_end_source_file,
6866 dwarf2out_define, dwarf2out_undef): Make static.
6867 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
6868 dwarf2out_define, dwarf2out_undef): Remove.
6869 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
6870 (dwarfout_start_source_file, dwarfout_end_source_file,
6871 dwarfout_define, dwarfout_undef): Make static.
6872 (dwarfout_start_source_file_check,
6873 dwarfout_end_source_file_check): New.
6874 (dwarfout_define, dwarfout_finish): Update.
6875 * dwarfout.h (dwarfout_start_new_source_file,
6876 dwarfout_resume_previous_source_file, dwarfout_define,
6877 dwarfout_undef): Remove.
6878 * sdbout.c (sdb_debug_hooks): Add new hooks.
6879 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
6881 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
6882 make static, take an arg.
6883 * sdbout.h (sdbout_start_new_source_file,
6884 sdbout_resume_previous_source_file): Delete.
6885 * toplev.c (debug_start_source_file, debug_end_source_file,
6886 debug_define, debug_undef): Delete.
6887 * toplev.h (debug_start_source_file, debug_end_source_file,
6888 debug_define, debug_undef): Delete.
6890 * java/jcf-parse.c: Include debug.h.
6891 (parse_class_file): Update to use debug hooks directly.
6892 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
6894 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6896 * alias.c (set_mem_alias_set): New function.
6897 * rtl.h (set_mem_alias_set): Declare it.
6898 * builtins.c (expand_builtin_return_addr): Call it instead of
6899 using MEM_ALIAS_SET accessor.
6900 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
6901 (get_memory_rtx, expand_builtin_va_arg): Likewise.
6902 (expand_builtin_va_copy):Likewise.
6903 * caller-save.c (setup_save_areas): Likewise.
6904 * calls.c (compute_argument_addresses): Likewise.
6905 * explow.c (set_mem_attributes): Likewise.
6906 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
6907 (expand_assignment, store_constructor_field, store_field): Likewise.
6908 (expand_expr_unaligned): Likewise.
6909 * function.c (assign_stack_temp_for_type): Likewise.
6910 (put_reg_into_stack, gen_mem_addressof): Likewise.
6911 * ifcvt.c (noce_try_cmove_arith): Likewise.
6912 * reload1.c (reload, alter_reg): Likewise.
6913 * config/alpha/alpha.c (get_aligned_mem): Likewise.
6914 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
6915 (alpha_expand_unaligned_store): Likewise
6916 (alpha_expand_unaligned_load_words): Likewise.
6917 (alpha_expand_unaligned_store_words): Likewise.
6918 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
6919 (alpha_expand_epilogue): Likewise.
6920 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
6921 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
6922 * config/i386/i386.c (legitimize_pic_address): Likewise.
6923 * config/i960/i960.c (setup_incoming_varargs): Likewise.
6924 * config/ia64/ia64.c (spill_restore_mem): Likewise.
6925 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
6926 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
6927 * config/mips/mips.c (mips_va_arg): Likewise.
6928 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
6929 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
6930 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
6931 (setup_incoming_varargs, rs6000_va_arg): Likewise.
6932 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
6933 (rs6000_emit_epilogue): Likewise.
6934 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
6935 * config/sparc/sparc.c (sparc_va_arg): Likewise.
6936 * config/v850/v850.c (v850_va_arg): Likewise.
6938 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
6940 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
6941 when fallthru edge is present.
6942 (mege_blocks): Handle case where creation of jump insn
6945 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
6946 CLEANUP_POST_REGSTACK): New constants.
6947 * except.c (finish_eh_generation): Update call of cleanup_cfg,
6948 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
6949 * output.h (cleanup_cfg): Update prototype.
6950 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
6951 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
6952 cleanup_cfg call; kill missleading comment.
6953 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
6954 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
6955 parameter; control optimizations performed using it.
6956 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
6957 try_crossjump_bb): New functions.
6959 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
6961 * pa.c (pa_output_function_prologue): Delete prototype. Make function
6963 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
6964 pa_output_function_prologue.
6965 * pa-protos.h (pa_output_function_prologue): New prototype.
6967 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
6969 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
6970 and low to get correct sign extension in low+high test.
6972 2001-07-11 Janis Johnson <janis@us.ibm.com>
6974 * gcov.c (arcdata): Use gcov_type to fix branch percentage
6975 for large hit count.
6977 * profile.c (branch_prob): Fix .bbg info for computed gotos
6980 2001-07-11 Mark Mitchell <mark@codesourcery.com>
6982 * stmt.c (parse_output_constraint): New function, split out
6984 (expand_asm_operands): ... here. Use parse_output_constraint.
6985 * tree.h (parse_output_constraint): Declare it.
6987 2001-07-11 Richard Henderson <rth@redhat.com>
6989 * bitmap.c: Comment some functions; fiddle whitespace.
6990 (bitmap_free): Don't export.
6991 (bitmap_element_allocate): Use memset.
6992 * bitmap.h (bitmap_free): Don't declare.
6994 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
6996 * gcse.c, lcm.c, sched-deps.c:
6997 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
6999 * flow.c (flow_loops_find): Free dom if we found no loops, since
7000 we aren't going to save it.
7002 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
7005 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
7007 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
7009 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7011 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
7012 #ifndef DWARF2_DEBUGGING_INFO.
7014 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
7016 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
7018 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
7020 * config/mips/mips.c (gen_int_relational): Tell the caller not to
7021 reverse a branch if a NE comparison is implemented with GTU.
7023 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
7024 H.J. Lu <hjl@gnu.org>
7026 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
7028 (call_internal2): Likewise.
7029 (call_value_internal1): Likewise.
7030 (call_value_internal2): Likewise.
7031 (call_value_multiple_internal1): Likewise.
7032 (call_value_multiple_internal2): Likewise.
7034 2001-07-10 Kazu Hirata <kazu@hxi.com>
7036 * calls.c (emit_library_call_value_1): Fix a comment typo.
7037 * dwarf2out.c (mem_loc_descriptor): Likewise.
7038 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
7040 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
7042 * simplify-rtx.c (simplify_subreg): Fix typo in comment
7044 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7046 * recog.c (offsettable_address_p): Handle LO_SUM case.
7047 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
7048 instead of plus_constant.
7050 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7052 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
7053 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
7055 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7057 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
7058 adjust_address_nv instead of plus_constant.
7060 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
7062 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
7063 dwarf2out.o): Depend on debug.h, wrap long lines.
7064 * dbxout.c: Include debug.h.
7065 (dbx_debug_hooks): New.
7066 (dbxout_init): Make static, take just 2 args.
7067 (dbxout_finish): Make static.
7068 * dbxout.h (dbxout_init, dbxout_finish): Delete.
7069 * debug.c: New file.
7070 * debug.h: New file.
7071 * dwarf2out.c: Include debug.h.
7072 (dwarf2_debug_hooks): New.
7073 (dwarf2out_init): Make static.
7074 (dwarf2out_finish): Make static, take 2 args.
7075 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
7076 * dwarfout.c: Include debug.h.
7077 (dwarf_debug_hooks): New.
7078 (dwarfout_init): Make static.
7079 (dwarfout_finish): Make static, take 2 args.
7080 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
7081 * sdbout.c: Include debug.h.
7082 (sdb_debug_hooks): New.
7083 (sdbout_init): Make static, take 2 args.
7084 * sdbout.h (sdbout_init): Delete.
7085 * toplev.c: Include debug.h.
7087 (compile_file): Set deubg_hooks based on command line options.
7088 Use the hooks unconditionally rather than conditional compilation.
7090 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
7092 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
7093 first_insn_after_basic_block_note instead.
7095 * df.c (df_bb_refs_unlink): #if 0 out for now.
7097 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
7099 * ssa.h: Add prototype for ssa_const_prop
7100 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
7101 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
7102 (ssa_fast_dce): Remove unused variable
7104 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7106 * diagnostic.c (finish_diagnostic): Rename to
7107 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
7110 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
7112 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
7115 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
7116 (dump_file): Only pad the demangled name with spaces if the
7117 mangled name was padded with spaces.
7119 2001-07-10 Bernd Schmidt <bernds@redhat.com>
7121 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
7124 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7126 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
7127 extraction if no direct load if either EXPAND_CONST_ADDRESS or
7130 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
7131 whether can put offset inside LO_SUM to check mode alignment, not size.
7133 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7135 * doc/tm.texi (Misc): Fix thinko.
7137 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
7139 * regmove.c (replace_in_call_usage): Fix warnings.
7140 * sched-deps.c (add_dependence): Fix warnings.
7141 * simplify-rtx.c (simplify_subreg): Likewise.
7142 Return NULL_RTX instead of NULL.
7144 * reg-stack.c (emit_swap_insn): Eliminate warnings.
7145 (subst_asm_stack_regs): Likewise.
7147 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
7150 * dwarf2out.c (output_call_frame_info): Declare i as int.
7151 (build_abbrev_table): Declare n_alloc as int.
7152 (dwarf2out_finish): Initialize die.
7153 * except.c: Declare sjlj_funcdef_number as unsigned.
7154 (connect_post_landing_pads): Declare j as unsigned.
7155 (convert_to_eh_region_ranges): Initialize call_site.
7156 (output_function_exception_table): Initialize tt_format_size.
7157 * expr.c (move_by_pieces_1): Initialize to1.
7158 (store_constructor): Initialize minelt and maxelt.
7159 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
7160 * function.c (instantiate_decls): Avoid signed/unsigned warning.
7162 * c-decl.c (combine_parm_decls): Unused, remove.
7163 * c-tree.h: Remove prototype for combine_parm_decls.
7165 * reload.c (push_reload): Fix warning.
7166 (regno_clobbered_p): Likewise.
7167 * reload1.c (replace_pseudos_in_call_usage): Likewise.
7168 (reload_combine): Likewise.
7170 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
7171 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
7173 * bitmap.c (bitmap_operation): Change user.
7174 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
7176 2001-07-10 Eric Christopher <echristo@redhat.com>
7178 * config/mips/mips.c (override_options): Fix typo.
7180 2001-07-09 Stan Shebs <shebs@apple.com>
7182 * target.h (struct gcc_target): New fields init_builtins and
7184 * target-def.h (TARGET_INIT_BUILTINS): New macro.
7185 (TARGET_EXPAND_BUILTIN): New macro.
7186 (TARGET_INITIALIZER): Add them.
7187 * builtins.c: Include target.h.
7188 (expand_builtin): Use targetm.expand_builtin.
7189 (default_init_builtins): New function.
7190 (default_expand_builtin): New function.
7191 * expr.h (default_init_builtins): Declare.
7192 (default_expand_builtin): Declare.
7193 * c-common.c (c_common_nodes_and_builtins): Use
7194 targetm.init_builtins.
7195 * defaults.h (MD_INIT_BUILTINS): Remove.
7196 * Makefile.in (builtins.o): Depend on target.h.
7198 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
7199 (TARGET_EXPAND_BUILTIN): Define.
7200 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
7201 (MD_EXPAND_BUILTIN): Remove.
7203 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
7204 (TARGET_EXPAND_BUILTIN): Define.
7205 (c4x_init_builtins): Make endlink arg a local.
7206 (c4x_print_operand): Fix typos in adjust_address usages.
7207 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
7208 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
7209 (MD_EXPAND_BUILTIN): Remove.
7211 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
7212 (TARGET_EXPAND_BUILTIN): Define.
7213 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
7214 (ix86_init_builtins): Call new function only if TARGET_MMX.
7215 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
7216 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
7217 (MD_EXPAND_BUILTIN): Remove.
7219 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
7220 (TARGET_EXPAND_BUILTIN): Define.
7221 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
7222 (MD_EXPAND_BUILTIN): Remove.
7224 * doc/tm.texi: Document these changes.
7226 2001-07-09 Diego Novillo <dnovillo@redhat.com>
7228 * basic-block.h (tree_node): Forward declare if needed.
7229 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
7230 (BLOCK_HEAD_TREE): Define.
7231 (BLOCK_END_TREE): Define.
7232 (struct loops): Rename field 'tree' to 'tree_root'.
7233 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
7235 (flow_loops_tree_build): Rename reference to field 'tree' to
7237 (flow_loops_level_compute): Ditto.
7238 * predict.c (estimate_bb_frequencies): Ditto.
7239 * tree.h (struct tree_common): Add field 'aux'.
7241 2001-07-09 Stan Shebs <shebs@apple.com>
7243 * config/darwin.c (darwin_encode_section_info): Don't mark any
7244 DECL_EXTERNAL node as defined.
7246 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7248 * pa.c (pa_init_machine_status, pa_mark_machine_status,
7249 pa_free_machine_status, hppa_init_pic_save): Delete.
7250 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
7251 (hppa_profile_hook): Use hppa_pic_save_rtx.
7252 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
7253 hppa_init_pic_save): Delete.
7254 (hppa_pic_save_rtx): Declare.
7255 * pa.md (call, call_value, sibcall, sibcall_value,
7256 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
7258 2001-07-09 Kazu Hirata <kazu@hxi.com>
7260 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
7261 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
7263 2001-07-09 Andreas Jaeger <aj@suse.de>
7265 * output.h: Add declaration of final_forward_branch_p.
7267 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
7269 * varray.c: Include errors.h for internal_error and trim_filename
7272 * Makefile.in (varray.o): Add errors.h.
7274 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
7276 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
7277 * optabs.c (have_add2_insn): Check whether the add insn chosen
7278 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
7279 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
7281 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
7283 * Makefile.in (OBJS): Add ssa-ccp.o
7284 (ssa-ccp.o): Add dependencies.
7285 * toplev.c (DFI_ssa_ccp): New dump file enum.
7286 (dump_file): Add entry for dumping after SSA CCP.
7287 (flag_ssa_ccp): New flag variable.
7288 (f_options): Add -fssa-ccp.
7289 (rest_of_compilation): Run SSA CCP if requested.
7290 * timevar.def (TV_SSA_CCP): New timevar.
7291 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
7292 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
7293 Fix minor typo in SSA DCE documentation.
7294 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
7295 Add documentation for new dump option. Renumber dump files
7298 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7300 * emit-rtl.c (gen_highpart_mode): New.
7301 * rtl.h (gen_highpart_mode): Declare.
7302 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
7303 operand can be VOIDmode constant.
7305 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
7307 * flow.c (redirect_edge_and_branch_force): New.
7308 (can_fallthru): Ensure that basic blocks are succeeding.
7309 (try_optimize_cfg): Do not delete basic block if it is the last one.
7311 * flow.c (try_redirect_by_replacing_jump): Do not remove
7312 jumps with side effects, unlink chain on fallthru edge;
7313 set block for new jump instruction; avoid basic block to
7314 over by line number note.
7316 * flow.c (try_simplify_condjump): Verify that the condjump
7317 is not always falling trought.
7320 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
7322 * flow.c (forwarder_block_p): Fix for fallthru blocks.
7323 (try_redirect_by_replacing_jump): Update properly the count
7324 and frequency information.
7326 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7328 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
7329 address that is a LO_SUM specially.
7330 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
7332 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
7334 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
7335 (operand_subword): Use them.
7336 (change_address_1): Renamed from change_address; new arg VALIDATE.
7337 * expr.h: Reflect above changes; change_address now macro.
7338 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
7340 * cselib.c (add_mem_for_addr): Likewise.
7341 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
7342 * regmove.c (try_apply_stack_adjustment): Likewise.
7343 * reload.c (push_reload, make_memloc): Likewise.
7344 * reload1.c (eliminate_regs): Likewise.
7345 * simplify-rtx.c (simplify_replace_rtx): Likewise.
7346 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
7348 * combine.c (make_extraction, simplify_shift_const): Likewise.
7349 (gen_lowpart_for_combine): Likewise.
7350 * cse.c (gen_lowpart_if_possible): Likewise.
7351 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
7352 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
7353 * optabs.c (gen_move_insn): Likewise.
7354 * reload1.c (alter_reg): Likewise.
7355 * simplify-rtx.c (simplify_subreg): Likewise.
7356 * stmt.c (expand_anon_union_decl): Likewise.
7357 * recog.c (validate_replace_rtx_1): Likewise.
7359 * Makefile.in (recog.o): Add $(EXPR_H).
7360 * explow.c (stabilize): Call replace_equiv_address.
7361 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
7362 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
7364 2001-07-03 Andrew Haley <aph@redhat.com>
7366 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
7367 the mode of the memory location.
7369 2001-07-09 Bo Thorsen <bo@suse.co.uk>
7371 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
7373 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
7375 * final.c (output_addr_const): Use target opening and
7376 closing parentheses.
7377 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
7378 defaults, add to TARGET_ASM_OUT.
7379 * target.h (struct gcc_target): Add open_paren and close_paren.
7380 * doc/md.texi: Update.
7381 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
7382 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
7383 TARGET_ASM_CLOSE_PAREN.
7384 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
7386 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
7388 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
7389 * config/a29k/a29k.h: Similarly.
7390 * config/alpha/alpha.h: Similarly.
7391 * config/arc/arc.h: Similarly.
7392 * config/arm/aof.h: Similarly.
7393 * config/arm/aout.h: Similarly.
7394 * config/avr/avr.h: Similarly.
7395 * config/c4x/c4x.h: Similarly.
7396 * config/clipper/clipper.h: Similarly.
7397 * config/convex/convex.h: Similarly.
7398 * config/d30v/d30v.h: Similarly.
7399 * config/dsp16xx/dsp16xx.h: Similarly.
7400 * config/elxsi/elxsi.h: Similarly.
7401 * config/fr30/fr30.h: Similarly.
7402 * config/h8300/h8300.h: Similarly.
7403 * config/i370/i370.h: Similarly.
7404 * config/i386/i386.h: Similarly.
7405 * config/i860/i860.h: Similarly.
7406 * config/i960/i960.h: Similarly.
7407 * config/ia64/ia64.h: Similarly.
7408 * config/m32r/m32r.h: Similarly.
7409 * config/m68hc11/m68hc11.h: Similarly.
7410 * config/m68k/m68k.h: Similarly.
7411 * config/m88k/m88k.h: Similarly.
7412 * config/mcore/mcore.h: Similarly.
7413 * config/mips/mips.h: Similarly.
7414 * config/mn10200/mn10200.h: Similarly.
7415 * config/mn10300/mn10300.h: Similarly.
7416 * config/ns32k/ns32k.h: Similarly.
7417 * config/pa/pa.h: Similarly.
7418 * config/pdp11/pdp11.h: Similarly.
7419 * config/pj/pj.h: Similarly.
7420 * config/romp/romp.h: Similarly.
7421 * config/rs6000/rs6000.h: Similarly.
7422 * config/sh/sh.h: Similarly.
7423 * config/sparc/sparc.h: Similarly.
7424 * config/v850/v850.h: Similarly.
7425 * config/vax/vax.h: Similarly.
7426 * config/we32k/we32k.h: Similarly.
7428 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
7430 * doc/c-tree.texi: Document representation of attributes.
7432 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7434 * doc/tm.texi: Update some places for the rename of target to
7437 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7439 * target.h (struct gcc_target): Add insert_attributes.
7440 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
7441 (TARGET_INITIALIZER): Update.
7442 * tree.c, tree.h (default_insert_attributes): New function.
7443 Update comments on other default functions to refer to targetm,
7445 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
7446 TARGET_INSERT_ATTRIBUTES.
7447 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
7448 * c-common.c (decl_attributes): Use targetm.insert_attributes.
7449 Don't use PRAGMA_INSERT_ATTRIBUTES.
7450 * Makefile.in (c-common.o): Depend on $(TARGET_H).
7451 * c-decl.c (start_decl, start_function): Don't call
7452 SET_DEFAULT_DECL_ATTRIBUTES.
7453 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
7454 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
7456 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
7457 (c4x_check_attribute): Avoid modifying attribute list itself.
7458 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
7460 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
7461 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
7463 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
7464 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
7466 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
7467 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
7469 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
7470 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
7471 Adjust parameters. Make static.
7473 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7475 * c-common.c (decl_attributes): Only take a single attributes
7477 * c-common.h (decl_attributes): Update prototype.
7478 * c-decl.c (start_decl, start_function): Only take a single
7479 attributes parameter. Update calls to decl_attributes.
7480 (finish_struct, finish_enum): Update calls to decl_attributes.
7481 (push_parm_decl): Expect unified list of attributes. Update call
7483 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
7484 notype_nested_function, component_declarator,
7485 component_notype_declarator, label): Update calls to
7487 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
7488 lists that are passed to push_parm_decl.
7489 * c-tree.h (start_function, start_decl): Update prototypes.
7490 * config/sh/sh-protos.h, config/sh/sh.c
7491 (sh_pragma_insert_attributes): Only take a single attributes
7493 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
7494 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
7495 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
7496 build_module_descriptor, generate_static_references,
7497 generate_strings, build_selector_translation_table,
7498 generate_descriptor_table, generate_protocols,
7499 generate_ivars_list, generate_dispatch_table,
7500 generate_protocol_list, generate_category,
7501 generate_shared_structures, really_start_method, add_objc_decls,
7502 generate_classref_translation_entry): Update calls to start_decl
7504 (build_tmp_function_decl, start_method_def): Unify attribute lists
7505 that are passed to push_parm_decl.
7507 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
7509 * final.c (no_asm_to_stream): New.
7510 (final_scan_insn): Use target structures for prologue ends
7511 and epilogue starts.
7512 * output.h (no_asm_to_stream): New.
7513 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
7514 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
7515 (TARGET_ASM_OUT): Update.
7516 * target.h (struct gcc_target): New members function_end_prologue
7517 and function_begin_epilogue.
7518 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
7519 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
7520 * config/alpha/alpha.c (output_end_prologue): Rename to
7521 alpha_output_function_end_prologue. Use in target struct
7523 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
7524 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
7525 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
7526 ia64_output_function_end_prologue. Use in target struct
7528 (ia64_function_prologue, ia64_funciton_epilogue): Rename
7529 mistyped prototypes.
7530 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
7531 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
7533 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
7534 an use in target struct, make static.
7535 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
7538 2001-07-08 Richard Henderson <rth@redhat.com>
7540 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
7542 2001-07-08 Richard Henderson <rth@redhat.com>
7544 * config/i386/i386.md: Remove constraints strings from define_split
7545 and define_peephole2 patterns.
7546 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
7547 (eh_return): Use them.
7549 2001-07-08 Richard Henderson <rth@redhat.com>
7551 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
7552 Document MD_FALLBACK_FRAME_STATE_FOR.
7554 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7556 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
7557 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
7559 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
7561 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
7563 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
7564 of the label inside NAME as opposed to just the end of NAME.
7566 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
7568 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
7569 * config/alpha/alpha.c (alpha_init_machine_status,
7570 alpha_mark_machine_status, alpha_free_machine_status): Delete.
7571 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
7572 (vms_valid_decl_attribute_p): Make static, conditionally compile.
7573 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
7575 2001-07-06 Stan Shebs <shebs@apple.com>
7577 * target.h (targetm): Rename global from "target", so as not to
7578 conflict with local variables.
7580 * c-typeck.c: Ditto.
7584 * cp/decl2.c: Ditto.
7585 * cp/typeck.c: Ditto.
7586 * 1750a/1750a.c: Ditto.
7587 * a29k/a29k.c: Ditto.
7591 * clipper/clipper.c: Ditto.
7592 * convex/convex.c: Ditto.
7593 * d30v/d30v.c: Ditto.
7594 * dsp16xx/dsp16xx.c: Ditto.
7595 * elxsi/elxsi.c: Ditto.
7596 * fr30/fr30.c: Ditto.
7597 * h8300/h8300.c: Ditto.
7598 * i370/i370.c: Ditto.
7599 * i386/i386.c: Ditto.
7600 * i860/i860.c: Ditto.
7601 * i960/i960.c: Ditto.
7602 * ia64/ia64.c: Ditto.
7603 * m32r/m32r.c: Ditto.
7604 * m68hc11/m68hc11.c: Ditto.
7605 * m68k/m68k.c: Ditto.
7606 * m88k/m88k.c: Ditto.
7607 * mips/mips.c: Ditto.
7608 * ns32k/ns32k.c: Ditto.
7610 * pdp11/pdp11.c: Ditto.
7611 * romp/romp.c: Ditto.
7612 * rs6000/rs6000.c: Ditto.
7614 * sparc/sparc.c: Ditto.
7616 * we32k/we32k.c: Ditto.
7617 * doc/tm.texi: Update the manual to match.
7619 2001-07-06 Richard Henderson <rth@redhat.com>
7621 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
7622 DWARF2_UNWIND_INFO not just whether it is defined.
7624 2001-07-06 Diego Novillo <dnovillo@redhat.com>
7626 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
7627 call to simplify_binary_operation returns a new pattern.
7629 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7631 * glimits.h (__SHRT_MAX__): New.
7632 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
7633 (SHRT_MAX): Define in terms of __SHRT_MAX__.
7635 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
7637 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
7640 2001-07-06 Richard Henderson <rth@redhat.com>
7642 * bitmap.c (bitmap_release_memory): Move adjacent to the
7643 allocation functions.
7644 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
7645 the implementation. Binary search for the set bit.
7646 (bitmap_union_of_diff): Allocate the temporary on the stack
7647 instead of using xmalloc.
7649 2001-07-06 Richard Henderson <rth@redhat.com>
7651 * genrecog.c (validate_pattern): Warn for constraints in
7652 define_{expand,split,peephole2}. Remove strict_low_part
7653 before looking up match_dup.
7655 2001-07-06 DJ Delorie <dj@redhat.com>
7657 * doc/gcc.texi (Makefile): Rename to be a more general purpose
7658 chapter about various build hints and history. Add section
7659 talking about the various types of native and cross builds.
7661 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
7663 * Makefile.in (final.o): Depend on target.h.
7664 * final.c: Include target.h.
7665 (default_function_pro_epilogue): New.
7666 (final_start_function): Use target structure for function prologues.
7667 (final_end_function): Use target structure for function epilogues.
7668 * fold-const.c (real_hex_to_f): Constify s and p.
7669 * output.h (default_function_pro_epilogue): New.
7670 * real.h (real_hex_to_f): Update prototype.
7671 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
7672 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
7673 (TARGET_INITIALIZER): Update.
7674 * target.h (gcc_target): Add struct asm_out.
7675 * doc/tm.texi: Update.
7678 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
7679 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
7680 in cpu/cpu.c, or rename old functions consistently. Take
7681 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
7682 redundant macros and prototypes. Make new functions static.
7684 * 1750a/1750a.c: Similarly.
7685 * 1750a/1750a.h: Similarly.
7686 * a29k/a29k-protos.h: Similarly.
7687 * a29k/a29k.c: Similarly.
7688 * a29k/a29k.h: Similarly.
7689 * arc/arc-protos.h: Similarly.
7690 * arc/arc.c: Similarly.
7691 * arc/arc.h: Similarly.
7692 * arm/arm-protos.h: Similarly.
7693 * arm/arm.c: Similarly.
7694 * arm/arm.h: Similarly.
7695 * avr/avr-protos.h: Similarly.
7696 * avr/avr.c: Similarly.
7697 * avr/avr.h: Similarly.
7698 * clipper/clipper-protos.h: Similarly.
7699 * clipper/clipper.c: Similarly.
7700 * clipper/clipper.h: Similarly.
7701 * convex/convex.c: Similarly.
7702 * convex/convex.h: Similarly.
7703 * d30v/d30v-protos.h: Similarly.
7704 * d30v/d30v.c: Similarly.
7705 * d30v/d30v.h: Similarly.
7706 * d30v/d30v.md: Similarly.
7707 * dsp16xx/dsp16xx-protos.h: Similarly.
7708 * dsp16xx/dsp16xx.c: Similarly.
7709 * dsp16xx/dsp16xx.h: Similarly.
7710 * elxsi/elxsi.c: Similarly.
7711 * elxsi/elxsi.h: Similarly.
7712 * fr30/fr30.c: Similarly.
7713 * fr30/fr30.md: Similarly.
7714 * h8300/h8300-protos.h: Similarly.
7715 * h8300/h8300.c: Similarly.
7716 * h8300/h8300.h: Similarly.
7717 * i370/i370-protos.h: Similarly.
7718 * i370/i370.c: Similarly.
7719 * i370/i370.h: Similarly.
7720 * i386/i386.c: Similarly.
7721 * i386/osf1elf.h: Similarly.
7722 * i386/osfrose.h: Similarly.
7723 * i860/i860-protos.h: Similarly.
7724 * i860/i860.c: Similarly.
7725 * i860/i860.h: Similarly.
7726 * i960/i960-protos.h: Similarly.
7727 * i960/i960.c: Similarly.
7728 * i960/i960.h: Similarly.
7729 * ia64/ia64-protos.h: Similarly.
7730 * ia64/ia64.c: Similarly.
7731 * ia64/ia64.h: Similarly.
7732 * m32r/m32r-protos.h: Similarly.
7733 * m32r/m32r.c: Similarly.
7734 * m32r/m32r.h: Similarly.
7735 * m68hc11/m68hc11-protos.h: Similarly.
7736 * m68hc11/m68hc11.c: Similarly.
7737 * m68hc11/m68hc11.h: Similarly.
7738 * m68k/crds.h: Similarly.
7739 * m68k/dpx2.h: Similarly.
7740 * m68k/m68k-protos.h: Similarly.
7741 * m68k/m68k.c: Similarly.
7742 * m68k/m68k.h: Similarly.
7743 * m68k/news.h: Similarly.
7744 * m88k/m88k-protos.h: Similarly.
7745 * m88k/m88k.c: Similarly.
7746 * m88k/m88k.h: Similarly.
7747 * mips/mips-protos.h: Similarly.
7748 * mips/mips.c: Similarly.
7749 * mips/mips.h: Similarly.
7750 * ns32k/merlin.h: Similarly.
7751 * ns32k/ns32k.c: Similarly.
7752 * ns32k/ns32k.h: Similarly.
7753 * ns32k/tek6000.h: Similarly.
7754 * pa/pa-protos.h: Similarly.
7755 * pa/pa.c: Similarly.
7756 * pa/pa.h: Similarly.
7757 * pdp11/2bsd.h: Similarly.
7758 * pdp11/pdp11-protos.h: Similarly.
7759 * pdp11/pdp11.c: Similarly.
7760 * pdp11/pdp11.h: Similarly.
7761 * romp/romp-protos.h: Similarly.
7762 * romp/romp.c: Similarly.
7763 * romp/romp.h: Similarly.
7764 * rs6000/rs6000-protos.h: Similarly.
7765 * rs6000/rs6000.c: Similarly.
7766 * rs6000/rs6000.h: Similarly.
7767 * rs6000/sysv4.h: Similarly.
7768 * sh/sh-protos.h: Similarly.
7769 * sh/sh.c: Similarly.
7770 * sh/sh.h: Similarly.
7771 * sparc/sparc-protos.h: Similarly.
7772 * sparc/sparc.c: Similarly.
7773 * sparc/sparc.h: Similarly.
7774 * vax/vax.c: Similarly.
7775 * vax/vax.h: Similarly.
7776 * vax/vms.h: Similarly.
7777 * we32k/we32k.c: Similarly.
7778 * we32k/we32k.h: Similarly.
7780 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
7782 * basic-block.h (first_insn_after_basic_block_note): Declare.
7783 * flow.c (first_insn_after_basic_block_note): Define. Moved
7785 * ssa.c (first_insn_after_basic_block_note): Remove.
7786 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
7788 (ssa_eliminate_dead_code): Properly update the CFG and PHI
7789 nodes when we find a dead conditional branch. Insert BARRIERs
7790 after any blocks with no successors, but which do not have
7793 2001-07-06 Zack Weinberg <zackw@stanford.edu>
7795 * varray.c (varray_check_failed): Use internal_error.
7797 2001-07-05 Andrew Haley <aph@redhat.com>
7799 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
7800 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
7801 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
7803 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
7805 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
7806 reference if the target constant is also a SYMBOL_REF.
7808 2001-07-05 Eric Christopher <echristo@redhat.com>
7810 * config/mips/mips.h (MASK_MIPS3900): Remove.
7811 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
7812 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
7813 (TARGET_MIPS3900): Change to use mips_arch.
7814 (TARGET_MIPS4000): New.
7815 (TARGET_MIPS4100): New.
7816 (TARGET_MIPS4300): New.
7817 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
7818 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
7820 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
7821 (ISA_HAS_BRANCHLIKELY): To here.
7822 (CC1_CPU_SPEC): New.
7823 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
7824 (mips_arch_string): Declare.
7825 (mips_arch): Declare.
7826 (TARGET_OPTIONS): Add -march and -mtune.
7828 * config/mips/mips.c (mips_arch_string): New.
7830 (override_options): Handle -march for codegen and -mtune
7831 for scheduling. Use mips_arch. Move tx39 target default here.
7832 (mips_parse_cpu): Move error message to override_options.
7834 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
7836 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
7838 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
7839 (MIPS Options): Ditto. Change mcpu entry to historical text.
7841 2001-07-05 H.J. Lu (hjl@gnu.org)
7843 * config/mips/mips.c (mips_parse_cpu): New function to parse
7846 2001-07-05 Jim Wilson <wilson@redhat.com>
7848 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
7849 * config/ia64/t-ia64: Likewise.
7850 (LIB1ASMFUNCS): Update comment.
7852 2001-07-05 David Edelsohn <edelsohn@gnu.org>
7854 * doc/install.texi (Install GCC: Binaries): Fix typo.
7856 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7858 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
7859 reference using the stack pointer, adjust it since we push Y
7861 ("*ashrsi3"): Likewise.
7862 ("*lshrsi3"): Likewise.
7864 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7866 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
7867 when -fomit-frame-pointer is used.
7869 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
7871 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
7872 (try_redirect_by_replacing_jump): Reverse updating properly the
7873 count and frequency information. Reverse removing cc0 setter.
7874 (forwarder_block_p): Reverse fixing for fallthru blocks.
7876 2001-07-05 DJ Delorie <dj@redhat.com>
7878 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
7879 (translate_options): If the above is defined, use it to map
7880 given options to new options.
7881 * doc/tm.texi: Document it.
7883 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
7884 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7886 * doc/invoke.texi (Optimize Options): Document that -fgcse may
7887 cause programs using computed gotos to run more slowly.
7889 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7891 * doc/install.texi (Specific): Markup, spelling and typo fixes.
7893 Consistently require binutils 2.11.2, not prereleases.
7894 (Specific, decstation-*): Canonicalize as mips-dec-*.
7895 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
7897 (Specific, m68k-altos): Removed reference to README.altos, deleted.
7898 (Specific, mips-*): Reword MIPS C compiler requirements.
7899 (Specific, powerpc*-*-*): New, mention --with-cpu once.
7900 (Specific, sunv5): Removed, obsolete.
7902 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
7904 * dwarf2out.c (output_loc_list): Use an all ones mask for
7905 .text asm output and don't rely on long long
7906 literals. Reformat some long lines.
7908 2001-07-05 Andreas Jaeger <aj@suse.de>
7910 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
7913 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
7915 * dwarf2out.c (dwarf2out_define): Update comment.
7916 (dwarf2out_undef): Ditto.
7917 (dwarf2out_start_source_file): Ditto.
7918 (dwarf2out_end_source_file): Ditto.
7919 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
7920 since we never call the start/end debug hook for the primary file.
7922 2001-07-04 Kazu Hirata <kazu@hxi.com>
7924 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
7927 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
7929 * cppinit.c (remove_dup_dirs): Inform if a system include
7930 directory is being reordered.
7931 * doc/invoke.texi (Directory Options): GCC warns if you hide a
7933 * doc/cpp.texi (Search Paths): Likewise.
7934 * doc/gcc.texi (Interoperation): Remove information about
7937 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
7939 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
7940 (VARRAY_TOP_CHAR_PTR): Likewise.
7942 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7944 * gcc.c (process_command): Don't assign elements of a const char*.
7946 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7948 * emit-rtl.c (change_address): Don't abort if invalid address while
7949 reload is in progress.
7951 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
7953 * c-lex.c (cb_file_change): Pass line number to
7954 debug_start_source_file.
7955 (cb_undefine): Pass correct line number to debug_undef.
7957 * toplev.c (debug_start_source_file): Add line number to
7958 parameters. Pass it along to dwarf2out_start_source_file.
7959 (decode_g_option): Stop resetting debug level back to normal when
7960 we change debug formats, unless the current level is
7961 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
7964 * toplev.h (debug_start_source_file): Add line number to
7967 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
7970 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
7972 Output debug_macinfo data for starting file if requested.
7973 (dwarf2out_end_source_file): Output debug_macinfo data for ending
7975 (dwarf2out_define): Output debug_macinfo data for defining a macro
7977 (dwarf2out_undef): Output debug_macinfo data for undefining a
7979 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
7980 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
7981 (macinfo_section_label): New. DWARF2 macro info section label.
7982 (dwarf2out_init): If we want macro info, output the start label
7984 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
7985 attribute to the compilation unit die pointing to the macro info.
7987 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
7989 * dwarf2out.c (new_loc_list): Move to inside #ifdef
7990 DWARF2_DEBUGGING_INFO.
7991 (add_loc_descr_to_loc_list): Ditto.
7992 (output_loc_list): Ditto.
7993 Also, fix thinko in curr not being initialized.
7994 (gen_internal_sym): Ditto.
7996 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7998 * emit-rtl.c (replace_equiv_address): New function.
7999 * expr.h (replace_equiv_address): New declaration.
8000 * explow.c (validize_mem): Call it instead of change_address and
8001 also call if -fforce-addr and address is constant.
8002 * expr.c: Replace more calls to change_address with adjust_address
8003 and/or replace_equiv_address or to validize_mem.
8004 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
8005 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
8006 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
8007 * config/i370/i370.md, config/i860/i860.md: Likewise.
8008 * config/i960/i960.md, config/mips/mips.c: Likewise.
8009 * config/mips/mips.md, config/pa/pa.md: Likewise.
8010 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
8011 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
8013 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8015 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
8017 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
8020 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
8022 * doc/include: New directory.
8023 * doc/fdl.texi: Move to doc/include/fdl.texi.
8024 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
8025 * doc/include/funding.texi, doc/include/gpl.texi: New files.
8026 * doc/gcc.texi: Use funding.texi and gpl.texi.
8027 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
8028 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
8029 Update dependencies and use -I $(docdir)/include.
8031 2001-07-04 Anthony Green <green@redhat.com>
8033 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
8035 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8037 * doc/install.texi (sparc64-*-*): Remove garbage.
8039 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
8041 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
8042 Fix typo in last change to use adjust_address.
8044 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8046 * doc/install.texi (Specific): Update information for *-*-solaris*.
8048 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8050 * explow.c (plus_constant_wide): Reinitialize Y for restart.
8052 2001-07-03 Stan Shebs <shebs@apple.com>
8054 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
8055 case for flag_no_mach_text_sections.
8056 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
8057 * config/darwin.c (flag_no_mach_text_sections): Remove.
8058 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
8060 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8062 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
8063 and avoid checking for constant as first operand.
8064 * recog.c (find_constant_term_loc): No longer static.
8065 (adj_offettable_operand): Delete.
8066 * rtl.h (adj_offsettable_operand): Delete declaration.
8067 (find_constant_term): Add declaration.
8068 * caller-save.c: Replace calls to adj_offsettable_operand with calls
8070 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
8071 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
8072 * config/i386/i386.c, config/i386/i386.md: Likewise.
8073 * config/i860/i860.c, config/i960/i960.c: Likewise.
8074 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
8075 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
8076 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
8077 * config/mips/mips.c, config/mips/mips.md: Likewise.
8078 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
8079 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
8080 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
8081 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
8082 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
8083 * config/ns32k/ns32k.md: Likewise.
8085 2001-07-03 Zack Weinberg <zackw@stanford.edu>
8087 * rtl.c (copy_rtx): Handle 'T' format letter.
8088 * gensupport.c (collect_insn_data): Likewise.
8089 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
8091 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
8093 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
8094 -B option. Use 'dir' not 'foo' as example directory name.
8096 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8098 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8099 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
8101 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
8103 * doc/cppinternals.texi: Improve formatting and logical markup.
8105 2001-07-03 Andreas Jaeger <aj@suse.de>
8107 * Makefile.in (insn-recog.o): Add dependency on reload.h.
8109 * genrecog.c (write_header): Include reload.h for prototypes in
8112 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
8115 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
8116 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
8117 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
8118 i386_pe_valid_type_attribute_p): Add.
8119 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
8120 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
8122 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8124 * explow.c (plus_constant_wide, case LO_SUM): New case.
8125 (plus_constant_for_output_wide): Delete.
8126 * rtl.h (plus_constant_for_output): Delete.
8127 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
8128 instead of plus_constant_for_output.
8129 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
8130 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
8131 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
8132 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
8133 * config/sparc/sparc.md: Likewise.
8134 Convert some change_address calls to adjust_address.
8136 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
8138 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
8139 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
8140 documentation of -std and -Wwrite-strings.
8142 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
8144 * cse.c (canon_hash): Don't register registers in very small
8145 register classes, as extending their lifetime might cause
8148 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8150 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
8152 * flow.c (forwarder_block_p): Fix for fallthru blocks.
8153 (try_redirect_by_replacing_jump): Update properly the count
8154 and frequency information.
8156 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
8158 * toplev.c (dump_file_index): Move SSA dumps just after first
8160 (dump_file): Corresponding changes.
8161 (rest_of_compilation): Move SSA path to just after the first
8163 * doc/gcc.texi (Passes): Update due to movement of SSA path.
8164 * doc/invoke.texi: Update dump file #s as they were completely
8165 out of date with reality.
8167 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
8169 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
8171 * expr.c (emit_move_insn_1): Deal with non-default
8174 * expr.c (emit_single_push_insn): Fix warning.
8176 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
8178 * expr.c (emit_move_insn_1): Avoid modifying
8179 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
8181 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8183 * emit-rtl.c (adjust_address): New function.
8184 * expr.h (adjust_address): Add declaration.
8185 * builtins.c: Replace some calls to change_address with calls to it
8187 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
8188 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
8189 * config/arm/arm.c, config/convex/convex.c: Likewise.
8190 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
8191 * config/i386/i386.c, config/i386/i386.md: Likewise.
8192 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
8193 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
8194 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
8195 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
8196 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
8198 2001-07-02 Jim Wilson <wilson@redhat.com>
8200 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
8202 2001-07-02 Steve Ellcey <sje@cup.hp.com>
8204 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
8205 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
8207 2001-07-02 Zack Weinberg <zackw@stanford.edu>
8209 * cppinit.c (lang_defaults): New table.
8210 (set_lang): Just read from lang_defaults into the live options
8213 2001-07-02 Zack Weinberg <zackw@stanford.edu>
8215 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
8216 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
8217 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
8219 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8221 * doc/install.texi: Various spelling and markup fixes.
8222 (Installing GCC): Component specific installation instructions are
8225 Warn about removing old install dir in the presence of shared libs.
8226 (Configuration): Invoke with options target to match configure
8228 Consistently refer to gas, gld pathnames.
8229 Invert --enable-multilib documentation.
8230 Remove references to old compiler versions.
8232 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8234 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
8236 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8238 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
8240 (Specific, mips*-sgi-irix5): Note IDO download.
8241 Reworded MIPS C hints.
8242 Use GNU as instead of GAS.
8244 Removed SGI Freeware reference, IRIX 6 only.
8245 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
8246 Note N64 library requirement/workaround.
8248 Complete list of structure passing bug victims.
8250 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8252 * doc/install.texi: Remove CVS Id.
8254 2001-07-02 Andreas Jaeger <aj@suse.de>
8256 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
8257 (find_inherently_necessary): Remove unused variable.
8259 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
8261 * c-common.h (TDI_inlined): New ast dump phase.
8262 (dump_flag_name): New function.
8263 * c-dump.c (dump_files): Add inlined phase.
8264 (dump_flag_name): Define.
8265 * doc/invoke.texi (-fdump-ast-inlined): Document.
8267 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8269 * stor-layout.c (layout_decl): Revert change to handling of alignment
8272 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8274 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
8277 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
8279 * doc/tm.texi (FUNCTION_ARG): Document that the last call
8282 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
8284 * tlink.c (recompile_files): Remove COMPILER_PATH and
8285 LIBRARY_PATH from the environment.
8287 2001-07-01 Zack Weinberg <zackw@stanford.edu>
8289 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
8290 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
8292 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
8294 * c-parse.in (OBJC_STRING): Kill.
8295 (objc_string): Decompose to [objc_string] '@' STRING.
8296 (reswords): Take the leading '@' off all the Objective C keywords.
8297 (objc_rid_sans_at): Kill.
8298 (init_reswords): Don't initialize it.
8299 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
8300 (_yylex): Kill reconsider label. Look ahead one token after
8301 an '@'; if we get an identifier, check whether it's an
8302 Objective C @-keyword. If so, return the keyword. Otherwise,
8303 put back the token and return the '@' as a terminal.
8305 * cpplib.c (lex_macro_node): Remove unnecessary check for
8306 leading '@' on identifier. Clarify control flow and commentary.
8308 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8310 * cse.c (new_label_ref): Variable deleted.
8311 (insert): Remove set of new_label_ref.
8312 (check_for_label_ref): New function.
8313 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
8315 See ChangeLog.5 for earlier changes.