1 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
3 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
5 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
7 * basic-block.h (free_bb_for_insn): Declare.
8 * bb-reorder.c (label_for_bb): Use block_label.
9 (emit_jump_to_block_after): Remove.
10 (insert_intra_1): Do not update block_for_insn.
11 (insert_inter_bb_scope_notes): Likewise; update bb->end
12 * cfg.c (free_bb_for_insn): New.
13 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
14 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
15 (commit_one_edge_insertion): Likewise.
16 (commit_one_edge_insertion): Do not update BB boundary.
17 (commit_edge_insertions): Do not call compute_bb_for_insn.
18 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
19 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
20 (merge_blocks_move_successor_nojumps): Likewise.
21 (try_crossjump_to_edge): Do not update block_for_insn.
22 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
23 * df.c (df_pattern_emit_later): Do not update BB boundary.
24 (df_jump_pattern_emit_after): Likewise.
25 (df_insn_move_before): Use emit_insn_before.
26 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
28 (add_insn_after, add_insn_before, emit_insns_after): Update BB
29 boundaries and basic_block_for_insn.
30 (reorder_insns_nobb): Rename from reorder_insns.
32 (emit_block_insn_before, emit_block_insn_after): Kill.
33 * flow.c (check_function_return_warnings): Do not call
34 compute_bb_for_insn; Do not free basic_block_for_insn.
35 (attempt_auto_inc): Do not update basic_block_for_insn.
36 * function.c (emit_return_into_block): Likewise;
37 do not update BB boundaries.
38 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
39 (insert_insn_end_bb): Use emit_insn_before; Likewise.
40 (pre_insert_copy_insn): Likewise.
41 (update_ld_motion_notes): Likewise.
42 (insert_insn_start_bb): Likewise.
43 (replace_store_insn): Likewise.
44 * ifcvt.c (noce_process_if_block): Likewise.
45 (if_convert): Do not call compute_bb_for_insn.
46 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
47 Use emit_insn_before and emit_insn_after.
48 * recog.c (split_all_insns): Do not update BB boundaries;
49 Do not call compute_bb_for_insn.
50 (peephole2_optimize): Do not update BB boundaries.
51 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
53 (emit_swap_insn): Likewise.
54 (convert_regs_1): Likewise.
55 * reload1.c (reload): Call compute_bb_for_insn.
56 * rtl.h (reorder_insns_nobb): Declare.
57 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
58 * toplev.c (rest_of_compilation): Call free_bb_for_insn
59 at places CFG is invalidated; do not call compute_bb_for_insn.
61 * cfg.c (expunge_block): Invalidate BB structure.
63 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
66 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
68 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
70 * cpphash.h (_cpp_lex_token): Update prototype.
71 * cpplex.c (_cpp_lex_token): New prototype.
72 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
73 lex_macro_node, read_flag, do_pragma_poison): Update.
74 * cppmacro.c (cpp_get_token, parse_params,
75 lex_expansion_token): Update.
77 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
79 * cppmain.c (scan_translation_unit): Don't worry about
80 putting a space after hashes.
81 * cpplib.c (directive_diagnostics): New.
82 (_cpp_handle_directive): Update to use directive_diagnostics.
83 (run_directive): Don't toggle prevent_expansion.
84 (do_line): Backup in case of the line extension.
85 * cpplib.h (cpp_lexer_pos): Remove.
86 * cppmacro.c (_cpp_create_definition): Precede a leading #
89 2001-09-15 Richard Henderson <rth@redhat.com>
91 * c-typeck.c (comptypes): Handle zero-length arrays properly.
93 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
95 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
97 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
100 * tradcpp.c (handle_directive): Skip non-vertical space.
102 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
104 * cppmain.c (setup_callbacks): Set line callback only
105 if outputting preprocessed source.
107 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
109 * collect2.c (main): Const-ification.
110 * gcc.c (translate_options, process_command): Use xstrdup in
111 lieu of xmalloc/strcpy.
112 (main): Use concat in lieu of xmalloc/strcpy/strcat.
114 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
116 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
119 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
121 * scan-decls.c (scan_decls): Fix typo.
123 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
125 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
126 Split mlstring_pos into mls_line and mls_col.
127 * cppinit.c (cpp_create_reader): Initialize line to 1.
128 (cpp_destroy): Free tokenruns.
129 (push_include): Don't update lexer_pos.
130 * cpplex.c (unterminated, parse_string): Update.
131 (lex_token): Don't update lexer_pos, update.
132 * cpplib.c (if_stack): Save line instead of line + col.
133 (start_directive, _cpp_do__Pragma, do_else, do_elif,
134 push_conditional, _cpp_pop_buffer): Update.
135 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
136 (_cpp_create_definition): Update.
138 2001-09-15 Eric Christopher <echristo@redhat.com>
140 * config/mips/abi64.h: Add support for MEABI.
142 2001-09-15 Eric Christopher <echristo@redhat.com>
144 * config/mips/mips.md: Add unspec #2.
146 (reload_outdi): Ditto.
147 (reload_outsi): Ditto.
150 2001-09-15 Eric Christopher <echristo@redhat.com>
151 Jason Eckhardt <jle@redhat.com>
153 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
154 * config/mips/isa32-linux.h: New file.
155 * config/mips/isa3264.h: Ditto.
156 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
157 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
158 (output_block_mode): Support MEABI.
159 (function_arg): Ditto. Fix floating point arg passing.
160 (mips_va_start): Ditto.
161 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
163 (mips_asm_file_start): Add new section to pass abi to gdb.
164 (function_arg_pass_by_reference): Support MEABI.
165 (mips_parse_cpu): Support mips32 and mips64 processors.
166 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
167 TARGET_MIPS5KC. Support isa32 and isa64.
168 (processor_type): Add r4kc, r5kc, r20kc.
169 (GENERATE_MULT3_SI): New.
170 (GENERATE_MULT3_DI): Ditto.
171 (GENERATE_MULT3): Remove.
172 (ISA_HAS_64BIT_REGS): Add isa == 64.
173 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
174 (ISA_HAS_MADD_MSUB): New.
175 (ISA_HAS_CLZ_CLO): Ditto.
176 (ISA_HAS_DCLZ_DCLO): Ditto.
177 (ABI_GAS_ASM_SPEC): New.
178 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
181 (SUBTARGET_CC1_SPEC): Ditto.
182 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
183 (PAD_VARARGS_DOWN): Support MEABI.
184 (HARD_REGNO_NREGS): Move to mips.c.
185 (ASM_OUTPUT_IDENT): Add #undef.
186 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
187 (mulsi3): Use GENERATE_MULT3_SI.
188 (mulsi3_mult3): Ditto. Support mips32, mips64.
189 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
190 (mul_sub_si): New pattern.
191 (unnamed splitters): New.
192 (muldi3): Use GENERATE_MULT3_DI.
193 (muldi3_internal2): Ditto.
194 (movdicc): Support mips32.
195 * config/mips/t-isa3264: New file.
197 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
199 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
200 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
201 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
203 * reorg.c (fill_slots_from_thread): After call to
204 steal_delay_list_from_target, update own_thread as new_thread may
207 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
209 * cpperror.c (print_location): Take line and column, for
210 default positioning use the previously lexed token.
211 (_cpp_begin_message): Take line and column.
212 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
213 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
214 * cpphash.h (_cpp_begin_message): Update prototype.
215 * cppinit.c (push_include): Don't set output line.
216 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
217 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
218 (do_pragma): Kludge for front ends. Don't expand macros at all.
219 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
220 (struct cpp_token): Remove output_line.
221 (struct cpp_callbacks): New member line_change.
222 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
223 cpp_get_token): Preserve BOL flag.
224 (cpp_get_line): Remove.
225 (_cpp_backup_tokens): Remove useless abort().
226 * cppmain.c (cb_line_change): New.
227 (scan_translation_unit): Don't worry about starting new lines here.
228 * scan-decls.c (scan_decls): Update.
229 * c-lex.c (c_lex, init_c_lex): Update.
230 (cb_line_change, src_lineno): New.
232 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
234 * tree.c (append_random_chars): Generate the random
235 characters in a reproducable fashion.
237 2001-09-14 Richard Henderson <rth@redhat.com>
239 * config/i386/i386.c (internal_label_prefix): New.
240 (internal_label_prefix_len): New.
241 (override_options): Set them.
242 (local_symbolic_operand): New.
243 (legitimate_pic_address_disp_p): Use it.
244 (legitimize_pic_address): Likewise.
246 2001-09-14 Marc Espie <espie@openbsd.org>
248 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
251 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
253 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
254 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
256 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
258 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
259 invocation of SUBREG_REGNO_OFFSET.
261 * haifa-sched.c: Fix typo in FSF copyright statement.
262 * sched-deps.c: Fix typo in FSF copyright statement.
263 * sched-ebb.c: Fix typo in FSF copyright statement.
264 * sched-rgn.c: Fix typo in FSF copyright statement.
265 * sched-vis.c: Fix typo in FSF copyright statement.
267 * config.gcc: Move inclusion of arm elf specific header files
268 from the files themselves into the tm_file variable. Make
269 sure that elfos.h is included before target specific elf
271 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
273 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
274 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
275 ASM_OUTPUT_CASE_LABEL): Protect definition.
276 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
278 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
279 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
280 Remove duplicate definition.
281 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
282 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
283 (RDATA_SECTION_FUNCTION): Remove redundant definition.
284 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
285 Remove inclusion of arm/elf.h.
286 * config/arm/unknown-elf.h: as for conix-elf.h.
287 (STARTFILE_SPEC): Include crti.o and crtn.o.
288 * config/arm/linux-elf.h: as for conix-elf.h.
289 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
290 * config/arm/strongarm-elf.h: Remove inclusion of
292 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
293 * config/arm/unknown-elf-oabi.h: Remove inclusion of
294 unknown-elf.h and elf.h.
295 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
296 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
297 ASM_WEAKEN_LABEL): Remove redundant definition.
298 * config/arm/elf.h: Test for inclusion of elfos.h
299 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
300 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
301 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
302 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
303 redundant definition.
304 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
305 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
306 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
307 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
308 Add rules to build crti.o and crtn.o
309 * crti.asm: New file.
310 * crtn.asm: New file.
312 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
314 * c-parse.in (_yylex): Use _cpp_backup_tokens.
315 * cpphash.h (struct tokenrun): Add prev.
316 (struct lexer_state): Remove bol.
317 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
318 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
320 * cppinit.c (cpp_create_reader): Don't set bol.
321 (cpp_destroy): Don't free lookaheads.
322 * cpplex.c (lex_directive): Remove.
323 (next_tokenrun): Update.
324 (_cpp_lex_token): Clean up logic.
325 (lex_token): Update to return a pointer to lexed token, since it
326 can move to the start of the buffer. Simpify newline handling.
327 * cpplib.c (SEEN_EOL): Update.
328 (skip_rest_of_line): Remove lookahead stuff.
329 (end_directive): Line numbers are already incremented. Revert
330 to start of lexed token buffer if we can.
331 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
332 parse_answer): Use _cpp_backup_tokens.
333 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
334 instead. Don't check for EOL.
335 (do_include_common, do_line, do_pragma_system_header): Use
337 * cpplib.h (BOL, _cpp_backup_tokens): New.
338 * cppmacro.c (save_lookahead_token, take_lookahead_token,
339 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
340 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
341 (builtin_macro): Don't use cpp_get_line.
342 (cpp_get_line): Short term kludge.
343 (parse_arg): Handle directives in arguments here. Back up when
344 appropriate. Store EOF at end of argument list.
345 (funlike_invocation_p): Use _cpp_backup_tokens.
346 (push_arg_context): Account for EOF at end of list.
347 (cpp_get_token): Remove lookahead stuff. Update.
349 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
351 * c-parse.in (yyerror): Const-ification and/or static-ization.
352 * c-typeck.c (push_member_name): Likewise.
353 * collect2.c (main): Likewise.
354 * dbxout.c (dbxout_parms): Likewise.
355 * diagnostic.c (format_with_decl): Likewise.
356 * dwarf2out.c (output_ranges): Likewise.
357 * dwarfout.c (fundamental_type_code): Likewise.
358 * except.c (dw2_output_call_site_table): Likewise.
359 * gcc.c (do_spec_1): Likewise.
360 * genopinit.c (optabs): Likewise.
361 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
362 gen_declaration_1, handle_impent): Likewise.
363 * protoize.c (default_include, in_system_include_dir, abspath):
365 * sched-vis.c (visualize_stall_cycles): Likewise.
366 * sdbout.c (plain_type_1, sdbout_end_function,
367 sdbout_end_epilogue): Likewise.
368 * varasm.c (decode_reg_name): Likewise.
370 * 1750a.c (mod_regno_adjust): Likewise.
371 * alpha.c (alpha_write_one_linkage,
372 unicosmk_output_default_externs): Likewise.
373 * arm.c (arm_condition_codes): Likewise.
374 * arm.h (arm_condition_codes): Likewise.
375 * avr.c (output_movsisf, encode_section_info): Likewise.
376 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
378 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
379 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
380 * m88k.c (output_function_profiler): Likewise.
381 * mips.c (mips_output_conditional_branch): Likewise.
382 * ns32k.c (ns32k_out_reg_names): Likewise.
383 * ns32k.h (ns32k_out_reg_names): Likewise.
384 * pj.c (pj_output_rval): Likewise.
385 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
386 * sparc.c (sparc_flat_function_prologue,
387 sparc_flat_function_epilogue): Likewise.
389 2001-09-13 Markus Werle <numerical.simulation@web.de>
390 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
392 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
393 Aachen University of Technology".
395 2001-09-13 Andreas Schwab <schwab@suse.de>
397 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
400 2001-09-13 Richard Henderson <rth@redhat.com>
402 * config/alpha/alpha.c (small_symbolic_operand): New.
403 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
404 (some_operand, input_operand): Don't handle HIGH.
405 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
406 (alpha_expand_mov): Likewise.
407 (print_operand) [H]: Just print HIGH symbol.
408 (print_operand_address): Handle small data.
409 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
410 (TARGET_SWITCHES): Add -msmall-data/large-data.
411 (PIC_OFFSET_TABLE_REGNUM): New.
412 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
413 (PREDICATE_COES): Update.
414 * config/alpha/alpha.md (adddi_er_high): New.
415 (adddi_er_low): Handle small data.
416 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
417 prefer .sdata to .rodata.
418 (SELECT_RTX_SECTION): Likewise.
420 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
422 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
423 defining __size_t and leaving size_t undefined.
425 2001-09-12 Diego Novillo <dnovillo@redhat.com>
427 * basic-block.h (expunge_block): Declare.
428 * cfg.c (expunge_block): Remove static declaration.
430 2001-09-12 Richard Henderson <rth@redhat.com>
432 * integrate.c (copy_insn_list): Copy label name from
433 NOTE_INSN_DELETED_LABEL.
435 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
437 * c-common.c (c_tree_code_name): Const-ification.
438 * c-decl.c (c_decode_option): Likewise.
439 * c-typeck.c (warn_for_assignment): Likewise.
440 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
442 * cppinit.c (output_deps): Likewise.
443 * dependence.c (dependence_string, direction_string): Likewise.
444 * dwarf2out.c (output_ranges): Likewise.
445 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
446 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
447 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
448 standard_startfile_prefix, standard_startfile_prefix_1,
449 standard_startfile_prefix_2, tooldir_base_prefix,
450 standard_bindir_prefix, find_a_file): Likewise.
451 * genattrtab.c (make_length_attrs): Likewise.
452 * gencheck.c (tree_codes): Likewise.
453 * genemit.c (gen_split): Likewise.
454 * genrecog.c (special_mode_pred_table): Likewise.
455 * graph.c (graph_ext): Likewise.
456 * protoize (default_include): Likewise.
457 * reload.c (reload_when_needed_name): Likewise.
458 * sched-vis.c (visualize_stall_cycles): Likewise.
459 * tlink.c (recompile_files): Likewise.
460 * toplev.c (decode_g_option): Likewise.
461 * tradcpp.c (output_deps): Likewise.
462 * varasm.c (decode_reg_name): Likewise.
464 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
467 * avr.c (avr_regnames, encode_section_info): Likewise.
468 * c4x.c (float_reg_names): Likewise.
469 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
470 * elfos.h (const_section): Likewise.
471 * i386.c (ix86_comp_type_attributes): Likewise.
472 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
473 * ia64/aix.h (UNIQUE_SECTION): Likewise.
474 * ia64.c (type_names): Likewise.
475 * m68hc11.c (reg_class_names): Likewise.
476 * m88k.c (m_options): Likewise.
477 * mips.c (mips_output_conditional_branch, mips_unique_section):
479 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
480 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
481 ultra_code_names): Likewise.
482 * sparc.h (OVERRIDE_OPTIONS): Likewise.
484 2001-09-12 Jakub Jelinek <jakub@redhat.com>
486 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
487 Use --fatal-warnings option for gas.
488 * configure: Rebuilt.
490 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
492 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
494 2001-09-11 Jim Wilson <wilson@redhat.com>
496 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
498 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
500 * builtins.c (c_strlen): Treat an offset too large for a
501 HOST_WIDE_INT as out of range.
503 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
505 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
506 (EDGE_CRITICAL_P): New predicate.
507 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
509 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
510 (dump_edge_info): Remove "crit".
511 * cfganal.c (mark_critical_edges): Kill.
512 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
513 * cfgcleanup.c (cleanup_cfg): Likewise.
514 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
515 (find_spanning_tree): Likewise.
516 * reg-stack.c (convert_regs_1): Likewise.
517 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
519 * basic-block.h (create_basic_block_structure): New.
520 (create_basic_block): Update prototype.
521 (force_nonfallthru): New.
522 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
523 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
524 handle updating of block_for_insn, creating of empty BBs and BBs at
525 the end of INSN chain.
526 (create_basic_block): New function.
527 (split_block): Use create_basic_block.
528 (force_nonfallthru_and_redirect): Break out from ...; cleanup
529 (redirect_edge_and_branch_force): ... here.
530 (force_nonfallthru): New.
531 (split_edge): Rewrite to use force_nonfallthru and create_block.
532 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
533 (find_basic_blocks): Free basic_block_for_insn.
534 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
536 * cfg.c: Fix formating.
537 * cfgcleanup.c: Fix formating.
538 (merge_blocks, tail_recursion_label_p): Return bool.
539 (merge_blocks_move_predecessor_nojumps,
540 merge_blocks_move_successor_nojumps): Return void.
542 2001-09-11 Jakub Jelinek <jakub@redhat.com>
544 * configure.in: Check whether assembler supports section merging.
545 * config.in: Rebuilt.
546 * configure: Rebuilt.
547 * varasm.c (variable_section, output_constant_pool): Pass alignment
548 to SELECT_SECTION and SELECT_RTX_SECTION.
549 (mergeable_string_section): New.
550 (mergeable_constant_section): New.
551 (default_elf_asm_named_section): Output SECTION_MERGE and
552 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
553 * output.h (mergeable_string_section): New.
554 (mergeable_constant_section): New.
555 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
556 * toplev.c (flag_merge_constants): New.
557 (f_options): Add -fmerge-constants and -fmerge-all-constants
559 (toplev_main): Default to -fno-merge-constants if not optimizing.
560 * flags.h (flag_merge_constants): Add extern.
561 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
562 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
564 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
565 Define if assembler has working .subsection -1 support.
566 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
567 Put constant into special SHF_MERGE sections if the linker should
568 attempt to merge duplicates.
569 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
571 Put constant into special SHF_MERGE sections if the linker should
572 attempt to merge duplicates.
573 * config/alpha/elf.h: Likewise.
574 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
575 has working .subsection -1 support.
576 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
578 * config/svr3.h: Likewise.
579 * config/darwin.h: Likewise.
580 * config/arm/aof.h: Likewise.
581 * config/arm/linux-elf.h: Likewise.
582 * config/avr/avr.h: Likewise.
583 * config/c4x/c4x.h: Likewise.
584 * config/d30v/d30v.h: Likewise.
585 * config/i386/dgux.h: Likewise.
586 * config/i386/osfrose.h: Likewise.
587 * config/i386/sco5.h: Likewise.
588 * config/i386/svr3gas.h: Likewise.
589 * config/ia64/aix.h: Likewise.
590 * config/m32r/m32r.h: Likewise.
591 * config/m68k/m68k.h: Likewise.
592 * config/m88k/dgux.h: Likewise.
593 * config/m88k/m88k.h: Likewise.
594 * config/mcore/mcore-pe.h: Likewise.
595 * config/mips/mips.h: Likewise.
596 * config/pa/pa.h: Likewise.
597 * config/pa/pa-linux.h: Likewise.
598 * config/romp/romp.h: Likewise.
599 * config/rs6000/sysv4.h: Likewise.
600 * config/rs6000/xcoff.h: Likewise.
601 * config/s390/linux.h: Likewise.
602 * config/sparc/sparc.h: Likewise.
603 * config/sparc/sysv4.h: Likewise.
604 * config/stormy16/stormy16.h: Likewise.
605 * config/v850/v850.h: Likewise.
606 * config/vax/vms.h: Likewise.
607 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
608 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
609 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
610 default_elf_asm_named_section for SHF_MERGE sections.
612 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
614 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
617 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
619 * c-common.c (split_specs_attrs): Allow for empty attributes with
620 empty TREE_PURPOSE. Fixes PR c/4294.
622 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
624 * basic-block.h (cached_make_edge, make_single_succ): New.
625 (make_edge): Remove first parameter.
626 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
627 * cfg.c (cached_make_edge): Rename from make_edge; return newly
628 created edge; use obstack allocation.
629 (make_edge, make_single_succ_edge): New.
630 (first_removed_edge): New static variable.
631 (init_flow): Initialize first_removed_edge and n_edges.
632 (clear_edges): Use remove_edge.
633 (flow_delete_block): Likewise.
634 (remove_edge): Add removed edges to the removed edges list.
635 (split_block, redirect_edge_and_branch_force, split_edge):
637 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
638 (add_noreturn_fake_exit_edges): Likewise.
639 (connect_infinite_loops_to_exit): Liekwise.
640 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
641 Use cached_make_edge.
642 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
643 * profile.c (branch_prob): Update make_edge call.
644 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
646 2001-09-11 Richard Henderson <rth@redhat.com>
648 * config/alpha/alpha.c: Tidy formatting.
649 (local_symbolic_operand): Verify mode.
650 (alpha_sa_mask): Ignore unicos for eh_return.
651 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
652 * config/alpha/alpha.md (umk divsi patterns): Remove.
653 (extendsfdf2): Remove unicos check.
654 (tablejump): Merge vms and unicos code; always use direct set
657 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
659 * config.gcc (alpha*-*-unicosmk*): New target.
661 * config/alpha/alpha-protos.h (symbolic_operand,
662 unicosmk_add_call_info_word, unicosmk_add_extern,
663 unicosmk_defer_case_vector, unicosmk_unique_section,
664 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
665 unicosmk_asm_file_start, unicosmk_asm_file_end,
666 unicosmk_output_common): Declare.
668 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
669 direct_return, function_arg, alpha_va_start, alpha_va_arg,
670 alpha_does_function_need_gp, alpha_end_function): Support Cray
672 (alpha_init_machine_status, alpha_mark_machine_status,
673 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
674 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
675 unicosmk_asm_named_section, unicosmk_insert_attributes,
676 unicosmk_section_type_flags, symbolic_operand,
677 unicosmk_output_module_name, unicosmk_output_default_externs,
678 unicosmk_output_dex, unicosmk_output_externs,
679 unicosmk_output_addr_vec, unicosmk_ssib_name,
680 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
681 unicosmk_asm_file_end, unicosmk_output_common,
682 unicosmk_section_type_flags, unicosmk_unique_section,
683 unicosmk_add_call_info_word, unicosmk_text_section,
684 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
685 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
686 unicosmk_dex_count, unicosmk_special_name): New.
687 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
689 (get_aligned_mem, alpha_expand_unaligned_load,
690 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
691 alpha_expand_unaligned_store_words): Support big-endian mode.
692 (print_operand): Likewise. New format specifier 't'. Use
693 TARGET_AS_SLASH_BEFORE_SUFFIX.
694 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
695 (alpha_pv_save_size): Update with above change.
696 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
697 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
700 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
701 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
702 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
703 (EXTRA_CONSTRAINT): New constraint 'U'.
704 (PREDICATE_CODES): Add symbolic_operand.
706 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
707 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
708 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
709 (integer division and modulus patterns): Split in default and
711 (*divmodsi_internal, *divmoddi_internal): Disable for
713 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
714 little-endian and big-endian versions.
715 (ext, ins, msk): Likewise.
716 (extv, extzv, insv): Support big-endian mode.
717 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
718 (call_umk, call_value_umk, *call_umk, tablejump_umk,
719 *tablejump_umk_internal, *call_value_umk): New.
720 (*movdi_nofix): Add pattern for loading an address into a register on
722 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
723 (umk_mismatch_args, arg_home_umk): New.
724 (various insns): Don't use mov, fmov, nop, fnop and unop.
725 (realign): Support TARGET_ABI_UNICOSMK.
727 * config/alpha/unicosmk.h: New file.
728 * config/alpha/t-unicosmk: New file.
730 * fixinc/inclhack.def (unicosmk_restrict): New.
731 * fixinc/fixincl.x: Regenerate.
733 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
734 (wchar_t): Check for and define __WCHAR_T__.
736 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
738 * combine.c (simplify_shift_const): Treat shifts by the mode
741 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
743 * cpphash.h (struct tokenrun): New.
744 (struct cpp_context): New member bol.
745 (struct cpp_reader): New members.
746 (_cpp_init_tokenrun): New.
747 * cppinit.c (cpp_create_reader): Set up the token runs.
748 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
749 (lex_token): New internalised version of _cpp_lex_token. Don't
750 handle directives or the multiple include opimisation here any
751 more. Simply lex a token.
752 * cpplib.c (run_directive): Clear bol.
753 (_cpp_pop_buffer): Set bol.
754 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
757 2001-09-11 Michael Meissner <meissner@redhat.com>
759 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
760 give an error if the user uses -mfp32.
761 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
763 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
764 floating point register size.
765 (EXTRA_SPECS): Add CPP_FPR_SPEC.
767 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
768 HOST_WIDE_INT_PRINT_DEC to properly print the result of
770 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
771 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
773 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
775 * dbxout.c (dbxout_parms): Fix typo in comment.
776 * unroll.c (loop_find_equiv_value): Ditto.
777 * toplev.c (rest_of_compilation): Ditto.
778 * loop.c (scan_loop): Ditto.
779 * dwarf2out.c (struct dw_fde_struct): Ditto.
781 2001-09-10 Zack Weinberg <zackw@panix.com>
783 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
784 copying identifier when we're just going to throw it away.
785 (parse_identifier_slow): New routine to handle abnormal cases.
786 (_cpp_lex_token): Update call site.
788 * hashtable.c (ht_lookup): Don't assume that the string we've
789 been given is NUL-terminated.
790 * system.h: #define __builtin_expect(a, b) to (a) if not
793 2001-09-10 Michael Meissner <meissner@redhat.com>
795 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
798 2001-09-10 David Edelsohn <edelsohn@gnu.org>
800 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
802 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
804 * builtins.c (c_getstr): Correct thinko in last change and further
807 2001-09-10 Tim Freeman <tim@fungibole.com>
809 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
810 into varray's and register them as roots with the garbage
811 collector so they are not collected too soon.
813 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
815 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
817 * basic-block.h (flow_obstack, label_value_list,
818 tail_recursion_label_list): Declare
819 (tidy_fallthru_edges): Declare.
820 (expunge_block, last_loop_beg_note): Delete.
821 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
823 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
824 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
825 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
826 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
827 expunge_block, flow_delete_block, compute_bb_for_insn,
828 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
829 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
830 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
831 try_redirect_by_replacing_jump, last_loop_beg_note,
832 redirect_edge_and_branch, redirect_edge_and_branch_force,
833 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
834 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
835 commit_edge_insertions, dump_flow_info, debug_flow_info,
836 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
837 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
838 Move here from flow.c
839 * cfganal.c: New file.
840 (forwarder_block_p, can_fallthru, mark_critical_edges,
841 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
842 find_unreachable_blocks, create_edge_list, free_edge_list,
843 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
844 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
845 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
846 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
847 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
848 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
849 Move here from flow.c
850 * cfgbuild.c: New file
851 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
852 make_edges, find_basic_blocks_1, find_basic_blocks,
853 find_sub_basic_blocks): Move here from flow.c
854 * cfgcleanup.c: New file.
855 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
856 merge_blocks_move_predecessor_nojumps,
857 merge_blocks_move_successor_nojumps, merge_blocks,
858 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
859 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
860 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
862 * cfgloop.c: New file
863 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
864 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
865 flow_loop_exit_edges_find, flow_loop_nodes_find,
866 flow_loop_pre_header_scan, flow_loop_pre_header_find,
867 flow_loop_tree_node_add, flow_loops_tree_build,
868 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
869 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
870 Move here from flow.c
871 * flow.c: Remove everything moved elsewhere
872 * output.h (cleanup_cfg): Return bool.
874 * bb-reorder.c (reorder_block_def): Remove 'index'.
875 (insert_intra_1): Add argument BB, set block for new note.
876 (make_reorder_chain): Do not depdent on BB indexes.
877 (make_reorder_chain_1): Do not use BB indexes.
878 (label_for_bb): Likewise; set BB for new insn.
879 (emit_jump_to_block_after): Likewise.
880 (fixup_reoder_chain): Sanity check that all basic blocks
881 are chained; verify newly created insn chain; remove
882 undocnitional jump simplifying; Do not use BB indexes;
883 properly initialize count and frequency information;
884 dump reordered sequence.
885 (insert_intra_bb_scope_notes): update call of insert_intra_1.
886 (insert_inter_bb_scope_notes): Set block for new insn.
887 (reorder_basic_blocks): Dump flow info before reoredering.
889 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
891 * alias.c (clear_reg_alias_info): Use K&R format definition.
892 Avoid unsigned warning.
893 * builtins.c: Use "unsigned int", not "unsigned".
894 (target_char_cast): Use host_integerp and tree_low_cst.
895 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
896 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
897 (c_getstr): Likewise.
898 (std_expand_builtin_va_arg): Use int_size_in_bytes.
899 (builtin_memcpy_read_str): Avoid unsigned warning.
900 (expand_builtin_memcpy): Alignments are unsigned.
901 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
902 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
903 * predict.c (expensive_function_p): LIMIT now unsigned.
904 * resource.c (mark_target_live_regs): Make some vars unsigned.
905 * sdbout.c: Use "unsigned int", not "unsigned".
906 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
907 (sdbout_source_line): Likewise.
908 (sdbout_record_type_name): Remove "const" for NAME declaration.
909 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
911 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
913 * calls.c (store_one_arg): Expand comment.
915 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
917 * calls.c (store_one_arg): Make sure that the entire argument is
918 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
920 2001-09-09 Richard Henderson <rth@redhat.com>
922 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
924 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
926 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
928 2001-09-09 Richard Henderson <rth@redhat.com>
930 * config/alpha/alpha.c (alpha_next_sequence_number): New.
931 (alpha_this_literal_sequence_number): New.
932 (alpha_this_gpdisp_sequence_number): New.
933 (some_operand, input_operand): Add HIGH.
934 (local_symbolic_operand): New.
935 (alpha_encode_section_info): New.
936 (alpha_legitimate_address_p): Allow LO_SUM.
937 (alpha_legitimize_address): Generate HIGH+LO_SUM.
938 (alpha_expand_mov): Likewise.
939 (secondary_reload_class): Check memory_operand not general_operand
941 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
942 (alpha_expand_unaligned_store): Likewise.
943 (alpha_expand_unaligned_load_words): Likewise.
944 (alpha_expand_unaligned_store_words): Likewise.
945 (alpha_expand_block_clear): Likewise.
946 (print_operand): Handle %#, %*, %H.
947 (print_operand_address): Handle LO_SUM.
949 (alpha_does_function_need_gp): Use it.
950 (alpha_expand_block_move): Fix signed compare warnings.
951 (alpha_sa_mask, alpha_align_insns): Likewise.
952 * config/alpha/alpha-protos.h: Update.
953 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
954 (MASK_EXPLICIT_RELOCS): New.
955 (TARGET_SWITCHES): Add -mexplicit-relocs.
956 (EXTRA_CONSTRAINT): Add 'T'.
957 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
958 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
959 (ENCODE_SECTION_INFO): Out line.
960 (REDO_SECTION_INFO_P): New.
961 (STRIP_NAME_ENCODING): New.
962 (ASM_OUTPUT_LABELREF): New.
963 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
964 (PREDICATE_CODES): Update.
965 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
966 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
967 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
968 builtin_setjmp_receiver_er, exception_receiver_1_er,
969 call_value_osf_1_er): New patterns.
970 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
971 (movqi, movhi, movsi): Add explicit $31 base register to lda.
972 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
973 (FINAL_PRESCAN_INSN): New.
975 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
977 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
979 2001-09-08 Andreas Jaeger <aj@suse.de>
981 * i386.h (TARGET_SWITCHES): Fix description.
983 2001-09-07 David Edelsohn <edelsohn@gnu.org>
985 * rs6000.c (num_insns_constant): Compute number of instructions
988 * doc/install.texi: Explain AIX exception handling work-around.
989 Update URL for AIX fixes.
991 2001-09-07 Jim Wilson <wilson@redhat.com>
993 * alias.c (clear_reg_alias_info): New.
994 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
995 * rtl.h (clear_reg_alias_info): Declare.
997 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
999 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
1001 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
1002 (m16m,edivm,emulm): Change declaration to match definition.
1004 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1006 * reload.c (push_reload): Check for subreg_lowpart_p instead of
1007 SUBREG_BYTE being 0 when determining if the inner part of a subreg
1010 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1012 * c-common.c (signed_or_unsigned_type): Handle machine mode types
1013 which have no corresponding C type.
1014 * fold_const.c (target_isinf,target_isnan,target_negative): Update
1015 the representation of 64-bit doubles to work with 64-bit ints.
1017 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
1019 * config/mips/mips.c (override_options): Do not override ISA when ABI
1020 specified if MIPS_CPU_STRING_DEFAULT was specified.
1022 2001-09-07 Richard Henderson <rth@redhat.com>
1024 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
1025 (express_from_1): Wrap lines.
1026 * rtlanal.c (commutative_operand_precedence): Rename from
1027 operand_preference; export.
1028 * rtl.h: Declare it.
1029 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
1030 (simplify_binary_operation): Invoke simplify_plus_minus on
1031 (CONST (PLUS ...)) as well.
1032 (struct simplify_plus_minus_op_data): New.
1033 (simplify_plus_minus_op_data_cmp): New.
1034 (simplify_plus_minus): Use them. Avoid infinite recursion with
1035 simplify_binary_operation wrt CONST.
1037 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
1039 * h8300-protos.h (general_operand_dst_push): Remove.
1040 * h8300.c (general_operand_dst_push): Likewise.
1041 * h8300.h (OK_FOR_T): Likewise.
1042 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
1043 * h8300.md (pushqi_h8300): New.
1044 (pushqi_h8300hs): Likewise.
1046 (pushhi_h8300): Likewise.
1047 (pushhi_h8300hs): Likewise.
1050 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1052 * genattrtab.c (attr_printf): First arg is unsigned.
1053 Clean up formatting of callers.
1055 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
1057 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
1060 2001-09-07 Andreas Jaeger <aj@suse.de>
1062 * i386.h (TARGET_SWITCHES): Fix descriptions.
1064 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1066 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
1068 2001-09-06 Ira Ruben <ira@apple.com>
1070 Remove OP_IDENTIFIER.
1071 * tree.def (OP_IDENTIFIER): Remove.
1072 * tree.c (tree_node_kind enum): Remove op_id_kind.
1073 (tree_node_kind_names): Remove "op_identifiers".
1074 (make_node): Remove OP_IDENTIFIER test.
1075 (build_op_identifier): Removed because it isn't being used.
1076 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
1077 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
1079 2001-09-06 Richard Henderson <rth@redhat.com>
1081 * simplify-rtx.c (simplify_binary_operation): Revert last change.
1083 2001-09-06 Richard Henderson <rth@redhat.com>
1085 * simplify-rtx.c (simplify_binary_operation): Simplify contents
1088 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1090 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
1091 number used for CR register.
1093 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
1094 Joern Rennecke (amylaar@cygnus.com)
1096 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
1097 * h8300.c (initial_offset): Handle offset between RP and FP.
1098 (h8300_return_addr_rtx): New function.
1099 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
1101 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
1102 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
1103 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
1104 (CAN_ELIMINATE, REGISTER_NAMES):
1105 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
1107 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
1109 Remove TYPE_NONCOPIED_PARTS.
1110 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
1111 (struct tree_type): Remove noncopied_parts.
1112 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
1113 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
1114 (fixed_type_p): Remove.
1115 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
1116 (expand_expr, MODIFY_EXPR): Likewise.
1117 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
1118 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
1120 2001-09-06 Alan Modra <amodra@bigpond.net.au>
1122 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
1124 (mask64_operand): Likewise.
1125 (includes_rldic_lshift_p): Likewise.
1126 (includes_rldicr_lshift_p): Likewise.
1128 2001-09-05 Ziemowit Laski <zlaski@apple.com>
1130 * objc/objc-act.c (build_message_expr): If a class method cannot
1131 be found, do not issue a warning if a corresponding instance
1132 method exists in the root class.
1134 2001-09-05 Richard Henderson <rth@redhat.com>
1136 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
1138 2001-09-05 Zack Weinberg <zack@codesourcery.com>
1140 * function.c (ggc_mark_struct_function): Mark f->outer.
1141 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
1142 * integrate.c (output_inline_function): ... not here.
1144 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
1146 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
1148 * i386.c (size_cost): New static variable.
1149 (override_function): Use size_cost when -Os is specified.
1151 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
1152 properly; Use current_function_calls_eh_return.
1153 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
1154 use leave to avoid depdendancy chain.
1156 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
1157 get BB loop_depth instead of computing it from LOOP notes.
1159 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
1161 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
1163 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1164 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
1165 UNALIGNED_DOUBLE_INT_ASM_OP): Define
1167 2001-09-05 Jeffrey A Law (law@cygnus.com)
1168 Jason Merrill (jason@redhat.com)
1170 * stor-layout.c (layout_type): Complain if an array's size can
1171 not be represented in a size_t.
1173 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
1175 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
1177 * gcc.c: (process_command) Add parentheses around assignment
1178 used as truth value.
1180 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
1182 * config/mips/mips.c (save_restore_insns): Don't mark any register
1183 save slots as unchanging if current_function_calls_eh_return.
1185 2001-09-05 Richard Henderson <rth@redhat.com>
1187 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
1188 * config/alpha/alpha-protos.h: Declare it.
1189 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
1190 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
1191 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
1192 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
1193 (REG_OK_FOR_BASE_P): Select one of the above.
1195 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
1197 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
1198 (crti.o): Prefix name of object file with $(T).
1201 2001-09-05 David S. Miller <davem@redhat.com>
1203 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
1204 * config/sparc/linux64.h: Likewise.
1206 2001-09-05 Andreas Jaeger <aj@suse.de>
1208 * doc/invoke.texi (i386 Options): -mwide-multiply is not
1209 available anymore, remove the documentation.
1210 (i386 Options): Fix typo, cleanup index entries.
1212 * prefix.c (concat): Remove, we can use the version from liberty.
1214 2001-09-05 Richard Henderson <rth@redhat.com>
1216 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
1217 New functions split out of md file expanders.
1218 * config/alpha/alpha-protos.h: Declare them.
1219 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
1221 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
1223 * cppmacro.c (funlike_invocation_p): No need to restore context.
1225 2001-09-04 Richard Henderson <rth@redhat.com>
1227 * reload.c (push_reload): Export.
1228 * reload.h (push_reload): Declare it.
1230 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
1231 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1232 * config/alpha/alpha.c (alpha_legitimize_address): New.
1233 (alpha_legitimize_reload_address): Likewise.
1234 * config/alpha/alpha-protos.h: Declare them.
1236 2001-09-04 Stan Shebs <shebs@apple.com>
1238 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
1239 * config/darwin.c (machopic_stub_name): Account for internally
1240 generated lib calls such as memcpy.
1242 2001-09-04 Richard Henderson <rth@redhat.com>
1244 * unwind.h (_UA_END_OF_STACK): New flag.
1245 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
1247 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
1249 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
1251 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
1253 * config/mips/mips.c (save_restore_insns): Change base_offset to
1254 fp_offset in second call to mips_emit_frame_related_store.
1256 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
1258 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
1259 sometimes be represented as a NOTE of type
1260 NOTE_INSN_DELETED_LABEL.
1261 (Insns): Document NOTE_INSN_DELETED_LABEL.
1263 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
1265 * c-common.h (tree_dump_index): Add more comments.
1266 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
1267 (dump_option_value_info): New struct.
1268 (dump_options): New array.
1269 (dump_switch_p): Parse switch options symbolically.
1270 * doc/invoke.texi (-fdump-ast): Rename to ...
1271 (-fdump-tree): ... here. Document that options are symbolic, and
1272 not all are applicable.
1274 2001-09-04 David S. Miller <davem@redhat.com>
1276 * config/sparc/sparc.md (define_splits): Kill constraints.
1278 Cleanup redundant and unused insn attributes.
1279 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
1280 binary, and move. Mark ialu as default.
1281 (commented out define_function_unit "alu"): Kill.
1282 (define_attr "use_clobbered"): Kill.
1283 (whole file): Kill address insn type references. Replace
1284 all unary/binary/move references with ialu.
1285 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
1286 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
1289 Simplify length insn attribute and make more judicious use
1290 of insn attribute defaulting.
1291 * config/sparc/sparc.md (all insns with length > one): Mark as
1292 insn type multi if real instructions, else use default if
1293 it is a forced splitter.
1294 (all insns with length == one): Use default insn length.
1295 (all insns of type ialu): Use default insn type.
1297 Fix erroneous insn attribute settings.
1298 (addx): Set insn type to misc.
1299 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
1300 const_umulsidi3_sp64): Set insn type to imul.
1302 Track SFmode vs DFmode insns according to UltraSPARC
1304 * config/sparc/sparc.md ("fptype"): New attribute, default
1306 (all DFmode single insns): Mark as fptype "double".
1308 2001-09-03 Jakub Jelinek <jakub@redhat.com>
1310 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
1312 2001-09-03 Richard Henderson <rth@redhat.com>
1314 * function.h (struct function): Add arg_pointer_save_area_init.
1315 * function.c (expand_function_end): Init arg_pointer_save_area.
1316 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
1317 when called from a nested function.
1319 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
1321 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
1324 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1326 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
1328 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
1330 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
1331 (emit_push_insn): Use specified padding direction when
1332 STACK_PUSH_CODE is POST_INC.
1334 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
1336 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1338 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
1340 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
1342 * cppinit.c (cpp_start_read): Free the imacros list as we
1343 traverse it. Don't free the chains before returning.
1344 (_cpp_push_next_buffer): Only try pushing buffers if we've
1345 completed -imacros handling.
1347 2001-08-31 Eric Christopher <echristo@redhat.com>
1349 * gcc.c (handle_braces): Add explaination for abort.
1351 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
1353 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
1354 move adjustment of bitpos instead.
1356 2001-08-31 Zack Weinberg <zack@codesourcery.com>
1358 * function.c: Remove all_functions. Make outer_function_chain
1360 (init_function_start): Don't add new function structure to
1362 (find_function_data, push_function_context_to,
1363 pop_function_context_from, put_var_into_stack,
1364 trampoline_address): Update for changed structure element names.
1365 (push_function_context_to): Disentangle.
1366 (free_after_compilation): Also free F.
1367 (expand_dummy_function_end): Don't free cfun here.
1368 (put_var_into_stack): Comment why we can't use find_function_data here.
1369 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
1370 (mark_function_chain): Split into maybe_mark_struct_function and
1371 ggc_mark_struct_function. Export the latter.
1372 (init_function_once): Mark from cfun and outer_function_chain;
1375 * function.h (struct function): Kill next_global. Rename next
1376 to outer. All users updated to match.
1377 (all_functions, outer_function_chain): Don't declare.
1379 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
1380 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
1381 don't touch f->inlinable, after calling rest_of_compilation.
1383 * tree.h: Forward-declare struct function. Prototype
1384 ggc_mark_struct_function.
1386 2001-08-31 Kazu Hirata <kazu@hxi.com>
1388 * config/h8300/h8300.md (*andorhi3): Fix typos.
1390 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1392 * calls.c (emit_library_call_value): Don't use a fixed
1393 argument after VA_CLOSE, i.e. out of scope in traditional C.
1395 * emit-rtl.c (gen_rtvec): Likewise.
1397 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1399 * Makefile.in (c-pragma.o): Depend on output.h.
1400 (reorg.o): Depend on except.h.
1402 * c-pragma.c: Include output.h.
1404 * reorg.c: Include except.h.
1406 * unwind-dw2.c: Call __builtin_alloca, not alloca.
1408 2001-08-31 Richard Henderson <rth@redhat.com>
1410 * sched-deps.c (add_dependence): Don't elide dependancy if the
1411 conditional used by insn is modified in elem.
1413 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
1415 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
1417 2001-08-31 Diego Novillo <dnovillo@redhat.com>
1419 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
1422 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
1424 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
1426 (stormy16_asm_out_constructor): New function.
1427 (TARGET_ASM_CONSTRUCTOR): Define.
1428 (TARGET_ASM_DESTRUCTOR): Define.
1430 2001-08-31 Andreas Jaeger <aj@suse.de>
1432 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
1433 * loop.c (add_label_notes): Likewise.
1434 * reload.c (find_reloads): Likewise.
1435 * config/sh/sh.c (machine_dependent_reorg): Likewise.
1437 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
1439 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
1440 code here. Take _Unwind_{W,Sw}ord*.
1441 (read_encoded_value_with_base): Use them.
1442 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
1444 (extract_cie_info): Simplify read_?leb128 handling.
1445 (execute_stack_op, execute_cfa_program): Likewise.
1446 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
1448 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
1450 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
1451 the frame pointer to pop the stack if convenient.
1453 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
1454 Don't use post-increment before combine.
1455 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
1456 a call-saved register.
1458 2001-08-31 Andreas Jaeger <aj@suse.de>
1460 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
1463 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
1465 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
1466 not DIV/MOD, of course.
1468 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
1470 * rtl.def: Undo my patch commited 2001-08-27.
1472 * genattrtab.c: Ditto.
1476 * sched-int.h: Ditto.
1478 * target-def.h: Ditto.
1482 * haifa-sched.c: Ditto.
1484 * sched-rgn.c: Ditto.
1486 * sched-vis.c: Ditto.
1488 * Makefile.in: Ditto.
1490 * doc/md.texi: Ditto.
1492 * doc/tm.texi: Ditto.
1494 * doc/contrib.texi: Ditto.
1496 * doc/gcc.texi: Ditto.
1498 * genattrtab.h: Remove it.
1500 * genautomata.c: Remove it.
1502 * genattr.c: Undo my patch and Richard Henderson's patch commited
1505 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
1507 * config.gcc (h8300-*-elf*): New case.
1508 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
1509 (SUBTARGET_CPP_SPEC): Define.
1510 (EXTRA_SPECS): Define.
1511 (SUBTARGET_EXTRA_SPECS): Define.
1512 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
1513 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
1515 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
1517 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
1518 (LIB2FUNCS_EXTRA): Define.
1519 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
1520 config/h8300/fixunssfsi.c: New file.
1522 2001-08-30 Kazu Hirata <kazu@hxi.com>
1524 * config/h8300/h8300.md (zero_extendqihi2): Changes to
1525 define_expand to accomodate target-specific attributes.
1526 (anonymous zero_extendqihi2 patterns): New.
1528 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
1530 * h8300.md (*andorhi3): New pattern.
1532 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
1534 * h8300.c (dosize): Fix test for "sub".
1536 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
1538 * c-typeck.c (pointer_diff): Try to eliminate common term before
1541 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
1543 * config/arm/arm.c (arm_compute_initial_elimination_offset):
1544 Account for the saves of the FP registers.
1546 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
1547 (TEXT_SECTION_ASM_OP): Define.
1548 (INIT_SECTION_ASM_OP): Define.
1549 (FINI_SECTION_ASM_OP): Define.
1550 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
1551 (RDATA_SECTION_FUNCITON): Provide prototype.
1553 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
1555 * reload1.c (move2add_note_store): Correct typo checking for
1558 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
1560 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
1561 note should not be considered outside the libcall block.
1563 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1565 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
1567 2001-08-29 Kazu Hirata <kazu@hxi.com>
1569 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
1571 2001-08-29 Kazu Hirata <kazu@hxi.com>
1573 * config/h8300/h8300-protos.h: Add a prototype for
1575 * config/h8300/h8300.c (emit_logical_op): New.
1576 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
1583 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1585 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
1586 comparison with rtx INTVAL.
1587 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
1589 * pa.h (FUNCTION_ARG_SIZE): Likewise.
1591 2001-08-29 Kazu Hirata <kazu@hxi.com>
1593 * config/h8300/lib1funcs.asm: Update the copyright. Fix
1596 2001-08-29 Kazu Hirata <kazu@hxi.com>
1598 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
1599 (reg n) to (mem (pre_dec (reg n))
1600 (anonymous movsi pattern): Likewise.
1602 2001-08-29 Kazu Hirata <kazu@hxi.com>
1604 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
1606 2001-08-29 Kazu Hirata <kazu@hxi.com>
1608 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
1609 several special constants.
1611 2001-08-29 Kazu Hirata <kazu@hxi.com>
1613 * config/h8300/lib1funcs.asm: Fix comment typos.
1615 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1617 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
1618 Fix format specifier warnings.
1620 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
1621 inet_makeaddr, semctl): Prototype.
1623 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
1624 (save_restore_insns): Use base_offset, not gp_offset.
1626 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
1627 (ASM_OUTPUT_BYTE): Fix format specifier warning.
1629 2001-08-29 Richard Henderson <rth@redhat.com>
1631 * bb-reorder.c (function_tail_eff_head): New.
1632 (record_effective_endpoints): Set it.
1633 (fixup_reorder_chain): Use it.
1635 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1637 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
1639 2001-08-28 Dale Johannesen <dalej@apple.com>
1641 * config/darwin.c (machopic_function_base_name): Add const
1642 qualifier to a string.
1643 (darwin_encode_section_info): Ditto.
1645 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1647 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
1648 function definition.
1650 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
1652 * df.h (struct df): Add rts_order variable.
1654 * df.c (df_visit_next_rts): New function.
1655 (df_visit_next): Renamed to df_visit_next_rc
1656 (df_analyse_1): Allocate/compute/free rts_order as well.
1657 (df_rd_global_compute): Use df_visit_next_rc instead of
1659 (df_ru_global_compute): Use df_visit_next_rts instead of
1662 * flow.c (flow_reverse_top_sort_order_compute): New function.
1664 * basic-block.h: Add prototype.
1666 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
1668 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
1669 blocks, the BB_REACHABLE is now set, rather than aux being
1670 non-NULL. Update the test to reflect this.
1672 2001-08-28 Eric Christopher <echristo@redhat.com>
1674 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
1675 config/mips/crti.asm: Ditto.
1677 2001-08-28 Eric Christopher <echristo@redhat.com>
1678 Richard Henderson <rth@redhat.com>
1680 * c-pragma.h (add_weak): Move prototype from here...
1681 * output.h (add_weak): ... to here.
1682 * varasm.c (add_weak): Fix typo.
1683 * config/mips/crti.asm: New file.
1684 * config/mips/crtn.asm: Ditto.
1685 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
1686 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
1687 (INVOKE__main): Ditto.
1688 (INIT_SECTION_ASM_OP): New.
1689 (FINI_SECTION_ASM_OP): Ditto.
1690 (STARTFILE_SPEC): Add crti.
1691 (ENDFILE_SPEC): Add crtn.
1692 * config/mips/elf64.h: Same.
1693 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
1695 * config/mips/vxworks.h: Ditto.
1696 * config/mips/t-elf: Support crti and crtn.
1698 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
1700 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
1703 2001-08-28 Richard Henderson <rth@redhat.com>
1705 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
1706 (one_cmplbi2 splitter): Remove redundant test.
1708 2001-08-28 Dale Johannesen <dalej@apple.com>
1710 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
1712 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
1714 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
1716 2001-08-28 Stan Shebs <shebs@apple.com>
1718 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
1719 (UNALIGNED_SHORT_ASM_OP): Define.
1720 (UNALIGNED_INT_ASM_OP): Define.
1722 2001-08-28 Will Cohen <wcohen@redhat.com>
1724 * config/rs6000/rs6000.md (store_multiple): Correct RTL
1725 generation for first set.
1727 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1729 * flow.c (redirect_edge_succ_nodup): Return new edge.
1730 (try_simplify_condjump): Use new edge.
1731 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
1733 * cse.c (cse_basic_block): Skip note instructions.
1735 2001-08-27 Richard Henderson <rth@redhat.com>
1737 * combine.c (combine_simplify_rtx): Don't reverse condition
1738 if there is no reverse for the condition.
1739 (simplify_comparison): Don't simplify subregs from INT to FP.
1741 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
1742 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
1743 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
1744 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
1745 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
1746 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
1748 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1750 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
1751 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
1753 (adddi_dilshr32, adddi_dishl32): Only data register can be
1754 source for mem destination.
1756 * expmed.c (store_bit_field): Ignore adjustment to bitpos
1757 and use bitnum to decide about register move.
1759 2001-08-27 Richard Henderson <rth@redhat.com>
1761 * genattr.c (main): Emit state_t even when not doing scheduling.
1763 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1764 Richard Henderson <rth@redhat.com>
1766 * gcse.c (reg_first_set, reg_last_set): Replace with ...
1767 (reg_avail_info, current_bb): ... these.
1768 (oprs_unchanged_p, record_last_reg_set_info): Use them.
1769 (compute_hash_table): Likewise.
1771 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1773 * flow.c (verify_flow_info): Use checksums to verify edges.
1775 2001-08-27 Richard Henderson <rth@redhat.com>
1777 * genautomata.c (expand_automata): Always create a description.
1779 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
1781 * optabs.c (expand_binop): Correctly handle the carry in multiword
1782 add/subtract operations.
1784 2001-08-27 Fred Fish <fnf@be.com>
1786 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
1789 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
1791 * reload.c (find_reloads_toplev): Back out this change:
1793 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
1795 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
1796 mem if the address is a mode_dependent_address_p.
1798 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
1800 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
1801 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
1802 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
1805 * genattr.c (main): New variable num_insn_reservations. Increase
1806 it if there is DEFINE_INSN_RESERVATION. Output automaton based
1807 pipeline hazard recognizer interface.
1809 * genattrtab.h: New file.
1811 * genattrtab.c: Include genattrtab.h.
1812 (attr_printf, check_attr_test, make_internal_attr,
1813 make_numeric_value): Move protypes into genattrtab.h. Define them
1815 (num_dfa_decls): New global variable.
1816 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
1817 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
1818 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
1819 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
1821 * genautomata.c: New file.
1823 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
1825 * sched-int.h: (curr_state): Add the external definition for
1826 automaton pipeline interface.
1827 (haifa_insn_data): Add comments for members blockage and units.
1829 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
1830 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
1831 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
1832 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
1833 TARGET_SCHED_DFA_POST_CYCLE_INSN,
1834 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
1835 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
1837 (TARGET_SCHED): Use the new macros.
1839 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
1840 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
1841 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
1842 dfa_bubble): New members in gcc_target.sched.
1844 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
1845 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
1846 (insn_queue): Redefine it as pointer to array.
1847 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
1849 (max_insn_queue_index_macro_value): New variable.
1850 (curr_state, dfa_state_size, ready_try): New varaibles for
1851 automaton interface.
1852 (ready_element, ready_remove, max_issue): New function prototypes
1853 for automaton interface.
1854 (choose_ready): New function prototype.
1855 (insn_unit, blockage_range): Add comments.
1856 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
1857 FUNCTION_UNITS_SIZE == 0.
1858 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
1859 actual_hazard, potential_hazard): Add comments.
1860 (insn_cost): Use cost -1 as undefined value. Remove
1861 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
1863 (ready_element, ready_remove): New functions for automaton
1865 (schedule_insn): Add new code for automaton pipeline interface.
1866 (queue_to_ready): Add new code for automaton pipeline interface.
1867 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
1868 (debug_ready_list): Print newline when the queue is empty.
1869 (max_issue): New function for automaton pipeline interface.
1870 (choose_ready): New function.
1871 (schedule_block): Add new code for automaton pipeline interface.
1872 Print ready list before scheduling each insn.
1873 (sched_init): Add new code for automaton pipeline interface.
1874 Initiate insn cost by -1.
1875 (sched_finish): Free the current automaton state and finalize
1876 automaton pipeline interface.
1878 * sched-rgn.c: Include target.h.
1879 (init_ready_list, new_ready, debug_dependencies): Add new code for
1880 automaton pipeline interface.
1882 * sched-vis.c: Include target.h.
1883 (get_visual_tbl_length): Add code for automaton interface.
1884 (target_units, print_block_visualization): Add comments.
1886 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
1887 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
1888 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
1889 (getruntime.o, genautomata.o): New entries.
1890 (genattrtab.o): Add new dependency file genattrtab.h.
1891 (genattrtab): Add new dependencies. Link it with `libm.a'.
1892 (getruntime.o, hashtab.o): New entries for canadian cross.
1894 * doc/md.texi: Description of automaton based model.
1896 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
1898 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
1899 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
1900 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
1901 TARGET_SCHED_DFA_POST_CYCLE_INSN,
1902 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
1903 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
1904 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
1906 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
1907 MAX_DFA_ISSUE_RATE): New macro descriptions.
1909 * doc/contrib.texi: Add dfa based scheduler contribution.
1911 * doc/gcc.texi: Add more information about genattrtab.
1913 2001-08-27 Diego Novillo <dnovillo@redhat.com>
1915 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
1918 2001-08-27 Richard Henderson <rth@redhat.com>
1920 * function.c (expand_function_end): Don't init arg_pointer_save_area.
1921 (get_arg_pointer_save_area): New. Create an init it here.
1922 (fix_lexical_addr): Use it.
1923 * function.h: Declare it.
1924 * builtins.c (expand_builtin_setjmp_receiver): Use it.
1925 * stmt.c (expand_nl_goto_receiver): Use it.
1927 2001-08-27 Richard Henderson <rth@redhat.com>
1929 * final.c (final_scan_insn): Don't enter APP_ON mode for
1932 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
1933 alignment for assemble_integer for DW_EH_PE_aligned.
1934 * except.c (output_function_exception_table): Likewise.
1936 2001-08-26 Andreas Jaeger <aj@suse.de>
1938 * c-tree.h: Add prototyp for c_sizeof_nowarn.
1940 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
1942 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
1944 2001-08-27 Alan Modra <amodra@bigpond.net.au>
1946 * config/rs6000/rs6000.c (mask_operand): Rewrite without
1948 (mask64_operand): Likewise.
1949 (rldic_operand): Delete.
1950 (includes_lshift64_p): Delete.
1951 (includes_rldic_lshift_p): New function.
1952 (includes_rldicr_lshift_p): New function.
1953 (print_operand): Don't call rldic_operand in case 'W'.
1954 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
1955 (includes_lshift64_p): Remove.
1956 (includes_rldic_lshift_p): Declare.
1957 (includes_rldicr_lshift_p): Declare.
1958 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
1959 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
1960 Replace match_operand rldic_operand predicate with
1961 const_int_operand. Replace includes_lshift64_p condition with
1962 includes_rldic_lshift_p.
1963 <ashldi3_internal 64 bit rldicr patterns>: New.
1965 2001-08-27 Andreas Jaeger <aj@suse.de>
1967 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
1968 * errors.c: Likewise.
1969 * final.c: Likewise.
1970 * dwarf2asm.c: Likewise.
1971 * doprint.c (checkit): Likewise.
1972 * diagnostic.c: Likewise.
1973 * collect2.c: Likewise.
1974 * calls.c: Likewise.
1975 * c-semantics.c (build_stmt): Likewise.
1976 * c-format.c (status_warning): Likewise.
1977 * c-errors.c (pedwarn_c99): Likewise.
1978 * builtins.c (validate_arglist): Likewise.
1979 * config/pj/pj.c (pj_printf): Likewise.
1980 * fix-header.c: Likewise.
1982 * gcov.c (fnotice): Likewise.
1983 * gensupport.c (message_with_line): Likewise.
1984 * mips-tfile.c: Likewise.
1985 * protoize.c (notice): Likewise.
1986 * read-rtl.c (fatal_with_file_and_line): Likewise.
1987 * rtl-error.c: Likewise.
1988 * tradcpp.c: Likewise.
1990 * cp/tree.c (build_min_nt): Likewise.
1991 (build_min): Likewise.
1992 * cp/lex.c: Likewise.
1993 * cp/errfn.c: Likewise.
1994 * cp/rtti.c (create_pseudo_type_info): Likewise.
1996 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
1998 * df.c (df_uses_record): Return after recording all uses
2001 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
2003 * df.c (df_insn_modify): Realloc the INSN table here, if
2004 necessary, here, too.
2006 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
2008 * config/mips/mips.c (mips_function_value): Handle complex return
2011 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
2013 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
2015 * reload.c (make_memloc): Copy result if it is still
2016 reg_equiv_memory_loc[regno] on return.
2017 (subst_reloads) [ENABLE_CHECKING]: Check that none of
2018 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
2019 reg_equiv_mem are modified by the substitutions.
2021 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
2023 * predict.c (expensive_function_p): New.
2024 * rtl.h (expensive_function_p): Declare.
2025 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
2026 (use_fast_prologue_epilogue): New static variable.
2027 (expand_prologue): Set it; emit short prologues if unset.
2028 (expand_epilogue): Likewise.
2030 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
2032 * config.gcc: Add stormy16-*-elf case.
2033 * config/stormy16/stormy-abi: New file.
2034 * config/stormy16/stormy16-lib2.c: New file.
2035 * config/stormy16/stormy16-protos.h: New file.
2036 * config/stormy16/stormy16.c: New file.
2037 * config/stormy16/stormy16.h: New file.
2038 * config/stormy16/stormy16.md: New file.
2039 * config/stormy16/t-stormy16: New file.
2041 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
2043 * i386.h (no-accumulate-outgoing-args): Use proper mask.
2045 2001-08-24 David Edelsohn <edelsohn@gnu.org>
2047 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
2048 descriptor members are pointer size, not constant 4.
2049 * config/rs6000/rs6000.md (define_splits): Remove more unused
2052 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2054 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
2056 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
2058 * cp/rtti.c (VPARAMS): Fix parameter.
2060 2001-08-24 Zack Weinberg <zackw@panix.com>
2062 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
2064 (mode_for_extraction): No need for #ifdefs. Add default-case abort
2066 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
2067 in if controlling use of insv.
2068 (extract_bit_field): Likewise, for extv and extzv.
2070 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2072 * i386.md (movcc peep2): Fix load of 0.
2074 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2076 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
2077 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
2079 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
2081 * c-pragma.h: Move weak_syms and weak_decls...
2082 * varasm.c: ...here. Now static.
2083 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
2084 depend on HANDLE_PRAGMA_WEAK.
2086 * c-common.c (c_alignof, c_alignof_expr): Move here...
2087 * c-typeck.c: ...from here.
2088 * c-tree.h, c-common.h: Adjust.
2090 2001-08-23 Bernd Schmidt <bernds@redhat.com>
2092 * config/ia64/ia64.c (rws_update): If !pred, set write_count
2093 instead of incrementing it.
2095 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
2096 asm ready, don't try to move them all into the same array element.
2098 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
2100 * function.c (thread_prologue_and_epilogue_insns): Avoid
2101 fallthru flag on edge to exit.
2103 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
2105 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
2108 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
2110 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
2111 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
2112 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
2115 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
2117 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
2118 replace "GNU CC" with "GCC".
2120 2001-08-23 Richard Henderson <rth@redhat.com>
2122 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
2123 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
2124 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
2125 Need GR between FR and not GR_AND_FR.
2126 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
2127 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
2128 AR regs before GR regs.
2129 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
2130 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
2131 (REGISTER_MOVE_COST): Update.
2132 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
2134 2001-08-23 Richard Henderson <rth@redhat.com>
2136 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
2139 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
2141 * reload1.c (emit_reload_insns): Don't look for notes
2142 on a NULL store_insn.
2144 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2146 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
2147 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
2148 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
2149 format specifier warnings.
2150 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
2152 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
2154 * config/i386/i386-protos.h: Correct declaration of
2155 i386_pe_asm_named_section.
2157 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
2159 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
2161 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
2163 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
2165 * cpperror.c (print_location): Don't show _Pragma.
2166 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
2167 and file change callback generation here.
2168 (stack_include_file): Update use of cpp_push_buffer.
2169 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
2170 (struct cpp_buffer): Remove type, pfile members.
2171 * cppinit.c (cpp_handle_option): Use free_chain.
2172 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
2173 (skip_escaped_newlines, get_effective_char, lex_percent): Take
2174 a cpp_reader rather than a cpp_buffer.
2175 (skip_escaped_newlines, get_effective_char, skip_block_comment,
2176 skip_line_comment, parse_string, lex_percent, lex_dot,
2177 _cpp_lex_token): Update accordingly.
2178 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
2180 (cpp_push_buffer): Update prototype.
2181 (run_directive): Update use of cpp_push_buffer.
2182 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
2183 handle_assertion): Update use of run_directive.
2184 * cpplib.h (enum cpp_buffer_type): Remove.
2185 (cpp_push_buffer): Update prototype.
2186 * fix-header.c (read_scan_file): Update.
2188 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2190 * gcc.c (struct prefix_list): Change prefix to const char *.
2192 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2194 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
2196 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
2198 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
2201 * jump.c (squeeze_notes): Take parms by reference. Handle END being
2204 * ifcvt.c (dead_or_predicable): Adjust.
2205 * loop.c (find_and_verify_loops): Adjust.
2206 * stmt.c (expand_end_case): Adjust.
2207 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
2208 head and end insn pointers in the basic block, not just local copies.
2209 (merge_blocks_move_predecessor_nojumps): Likewise.
2211 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
2213 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
2214 bitmap.h, builtin-types.def, builtins.c, builtins.def,
2215 c-aux-info.c, c-common.c, c-common.def, c-common.h,
2216 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
2217 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
2218 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
2219 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
2220 conditions.h, config.gcc, configure.frag, configure.in,
2221 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
2222 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
2223 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
2224 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
2225 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
2226 emit-rtl.c, errors.c, errors.h, except.c, except.h,
2227 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
2228 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
2229 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
2230 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
2231 gencheck.c, gencodes.c, genconfig.c, genemit.c,
2232 genextract.c, genflags.c, gengenrtl.c, genmultilib,
2233 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
2234 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
2235 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
2236 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
2237 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
2238 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
2239 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
2240 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
2241 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
2242 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
2243 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
2244 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
2245 params.h, predict.c, predict.def, predict.h, prefix.c,
2246 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
2247 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
2248 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
2249 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
2250 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
2251 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
2252 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
2253 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
2254 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
2255 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
2256 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
2257 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
2258 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
2259 xcoffout.h: replace "GNU CC" with "GCC".
2261 2001-08-21 Richard Henderson <rth@redhat.com>
2263 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
2264 (final_scan_insn): Consider jump tables data even if we have no
2265 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
2267 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
2268 (ASM_OUTPUT_CASE_END): Remove.
2269 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
2270 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
2271 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
2273 2001-08-21 Richard Henderson <rth@redhat.com>
2275 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
2276 at barrier insns. Emit stop bits before barriers.
2278 * flow.c (flow_find_cross_jump): Don't consider unconditional
2279 return insns for commoning.
2281 * final.c (compute_alignments): Fix typo.
2283 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
2284 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
2285 (store_bit_field): Use mode_for_extraction more places.
2286 (extract_bit_field): Likewise.
2288 2001-08-21 Zack Weinberg <zackw@panix.com>
2290 * caller-save.c: Don't include insn-codes.h.
2291 (reg_save_code, reg_restore_code): Make arrays of int.
2292 All uses updated to match.
2293 (insert_save, insert_restore): No need to initialize "code"
2294 variable upon declaration.
2295 * Makefile.in: update dependencies; fix typo in clean rule.
2297 2001-08-21 Richard Henderson <rth@redhat.com>
2299 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
2300 (merge_if_block): Handle fallout from same.
2302 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2304 * builtins.c (type_to_class): Fix typo in last change.
2306 2001-08-21 Richard Henderson <rth@redhat.com>
2308 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
2309 ia64_asm_output_label.
2311 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
2312 copy of gp while the real gp register contains garbage.
2314 2001-08-21 Zack Weinberg <zackw@panix.com>
2316 * expmed.c (mode_for_extraction): New function.
2317 (store_bit_field, extract_bit_field): Use it.
2318 * expr.h: Prototype it and provide an enum for its first argument.
2320 * combine.c, function.c, recog.c: Don't include insn-codes.h.
2321 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
2322 and digging through the insn_data tables.
2323 * Makefile.in: Update dependencies.
2325 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
2327 * cppfiles.c (stack_include_file): line-map.c now handles include
2329 (handle_missing_handler): Similarly.
2330 (_cpp_execute_include): Similarly.
2331 (_cpp_pop_file_buffer): Similarly.
2332 * cpphash.h (struct cpp_reader): Remove system_include_depth,
2333 buffer_stack_depth and include_depth.
2334 * cpplib.c (do_include_common): line-map.c now handles include depth.
2335 (cpp_push_buffer): Similarly.
2336 (_cpp_pop_buffer): Similarly.
2337 * cppmacro.c (builtin_macro): Update.
2338 * line-map.c (init_line_maps): Set depth.
2339 (add_line_map): Increment "used" earlier. Update and use the
2341 (trace_include): Use the include depth.
2342 * line-map.h (struct line_maps): New member depth.
2344 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2346 * cppfiles.c (stack_include_file): Don't handle -H here.
2347 * cppinit.c (cpp_start_read): Set include tracing after
2348 cpp_post_options and after stacking the main file.
2349 * line-map.c (trace_include): New.
2350 (init_line_maps, add_line_map): Update.
2351 * line-map.h (struct line_maps): New member trace_includes.
2353 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2355 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
2356 * cppfiles.c (stack_include_file): Only stack a file if there
2357 is something to do. Return a boolean indicating whether a
2358 buffer was stacked or not.
2359 (_cpp_execute_include): Similarly.
2360 (_cpp_read_file): Similarly.
2361 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
2363 2001-08-21 Sam Steingold <sds@gnu.org>
2365 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
2366 (RECACHE): keep obufp_before_macroname up to date
2368 2001-08-21 Zack Weinberg <zackw@panix.com>
2370 * stmt.c: Don't include insn-codes.h.
2371 (expand_end_case): Machine specific logic moved to expr.c.
2372 No need to worry about __builtin_classify_type.
2373 (check_for_full_enumeration_handling, emit_case_nodes):
2376 * builtins.o (expand_builtin_classify_type): Split up so code
2377 can be shared with fold_builtin_classify_type.
2378 (type_to_class, fold_builtin_classify_type): New functions.
2379 (fold_builtins): Handle __builtin_classify_type.
2381 * expr.c (do_tablejump): Now static.
2382 (case_values_threshold, try_casesi, try_tablejump): New;
2383 code mostly from stmt.c (expand_end_case).
2384 (expr.h): Update prototypes.
2386 * Makefile.in (stmt.o): Update dependencies.
2388 2001-08-21 Will Cohen <wcohen@redhat.com>
2390 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
2391 declaration of variable i.
2392 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
2393 declaration of variable i.
2395 2001-08-21 Richard Henderson <rth@redhat.com>
2397 * crtstuff.c: Fix thinko last change. Move list tails to start
2398 of CRT_END section. Tidy ifdefs.
2399 (__EH_FRAME_BEGIN__): Always static for ELF.
2400 (__do_global_ctors_1): Rename from __frame_dummy.
2401 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
2402 name change; don't hide __EH_FRAME_BEGIN__.
2404 2001-08-21 Richard Henderson <rth@redhat.com>
2406 * gdbinit.in: Move break on exit after break on fancy_abort.
2408 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
2411 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2413 * cpphash.h (_cpp_push_next_buffer): New.
2414 * cppinit.c (do_includes): Remove.
2415 (push_include, free_chain, _cpp_push_next_buffer): New.
2416 (cpp_start_read): Use them to rework command line option handling.
2417 (cpp_handle_option): Combine handling of -include and -imacros.
2418 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
2419 appropriate. Always insert missing \n at EOF.
2420 * cpplib.c (start_directive): Get the directive position right.
2421 * cppmain.c (cb_file_change): Always print the first line, unless
2424 2001-08-20 Andreas Jaeger <aj@suse.de>
2426 * profile.c (compute_branch_probabilities): Remove extra new-line
2428 * flow.c (verify_flow_info): Likewise.
2430 2001-08-20 Diego Novillo <dnovillo@redhat.com>
2432 * basic-block.h (basic_block): Add new field 'flags'.
2433 (BB_REACHABLE): Define.
2434 (expunge_block): Declare.
2435 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
2436 (EXIT_BLOCK_PTR): Ditto.
2437 (expunge_block): Remove static declaration.
2438 (cleanup_cfg): Clear bb->aux on every basic block.
2439 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
2440 computing reachability.
2441 (delete_unreachable_blocks): Delete block b if b->flags has
2444 2001-08-20 Diego Novillo <dnovillo@redhat.com>
2446 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
2448 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2450 * sparc.c (sparc_variable_issue): Fix typo in last change.
2452 2001-08-20 Richard Henderson <rth@redhat.com>
2454 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
2456 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
2458 * pa.h (RETURN_IN_MEMORY): Improve comment.
2460 2001-08-20 Janis Johnson <janis187@us.ibm.com>
2462 * doc/invoke.texi (Profiling options): Clarify the interactions
2463 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
2465 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
2467 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
2470 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2472 * gcc.c (make_relative_prefix): Allocate a sufficiently large
2475 2001-08-20 Richard Henderson <rth@redhat.com>
2477 * final.c (end_final): Fix typo last change.
2479 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
2481 * cppinit.c (init_standard_includes): The returned buffer
2482 is already malloc-ed.
2483 * gcc.c (add_prefix): Similarly.
2484 * prefix.c (translate_name): Update to support clear buffer
2486 (update_path): Similarly. Be sure to free any newly allocated
2487 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
2489 * prefix.h (update_path): Update prototype and document.
2490 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
2491 up and update to new buffer ownership rules.
2492 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
2494 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
2496 * final.c (compute_alignments): New function.
2497 (init_insn_lengths): Do not care label_align.
2498 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
2499 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
2500 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
2501 (shorted_branches): Realloc label_align array; do
2502 not call init_insn_lengths; Do not care about loop alignments.
2503 * output.h (compute_alignments): Declare.
2504 * toplev.c (rest_of_compilation): Call compute_alignments.
2505 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
2507 * predict.c (block_info_def): Add npredecesors, remove nvisited;
2508 change visited to tovisit.
2509 (propagate_freq): Use faster traversing algorithm.
2510 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
2511 to tovisit; reverse meaning.
2513 * predict.c (struct block_info_def): Remove nvisited.
2514 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
2515 (estimate_bb_frequencies): Call mark_dfs_back_edges.
2517 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
2519 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
2520 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
2521 (TARGET_FUSED_MADD): New.
2522 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
2523 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
2524 the multiply-add instructions.
2526 2001-08-19 Richard Henderson <rth@redhat.com>
2528 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
2529 is aligned to pointer size.
2531 2001-08-19 Richard Henderson <rth@redhat.com>
2533 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
2534 display markers during final schedule.
2536 2001-08-19 Richard Henderson <rth@redhat.com>
2538 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
2540 2001-08-19 Richard Henderson <rth@redhat.com>
2542 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
2544 (ASM_NAME_TO_STRING): Remove.
2545 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
2546 in the same string. Remove support for expressions.
2548 2001-08-19 Richard Henderson <rth@redhat.com>
2550 * config/i386/i386.md (tablejump): Make an expander; handle
2551 pic relative addressing here.
2552 (tablejump_1): Rename from tablejump_pic.
2555 2001-08-19 Richard Henderson <rth@redhat.com>
2557 * regclass.c (fix_register): Fix typo.
2559 2001-08-18 Richard Henderson <rth@redhat.com>
2561 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
2562 (struct _Unwind_Context): Expand br_loc to hold it.
2563 (uw_frame_state_for): Handle leaf functions better.
2564 (uw_update_reg_address): Update for br_loc change.
2566 2001-08-18 Richard Henderson <rth@redhat.com>
2568 * crtstuff.c: Move list heads before code that uses them.
2569 (__JCR_LIST__): Remove initial null.
2570 (frame_dummy, __frame_dummy): Do java registration here ...
2571 (__do_global_ctors_aux): ... not here.
2573 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
2574 (__do_global_dtors_aux): Update to match.
2575 (__JCR_LIST__, __do_jv_register_classes): New.
2577 * config/ia64/crtend.asm (__JCR_END__): New.
2578 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
2579 instead of an indirect LTOFF22 reloc.
2581 2001-08-18 Richard Henderson <rth@redhat.com>
2583 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
2584 * regclass.c (init_reg_sets_1): Fix typo.
2585 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
2586 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
2587 (ia64_compute_frame_size): Make ar.unat live when in use.
2588 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
2589 for ar.pfs; remove ar.unat handling.
2590 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
2592 (PREDICATE_CODES): Add ar_pfs_reg_operand.
2593 * config/ia64/ia64-protos.h: Update decls.
2594 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
2595 (sibcall_pic): Likewise.
2597 2001-08-18 Richard Henderson <rth@redhat.com>
2599 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
2600 pred_rel_mutex when searching for insn_group_barrier.
2601 * config/ia64/ia64.md (cycle_display): Combine the expander
2604 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
2605 bit before asm as needed.
2607 2001-08-18 Richard Henderson <rth@redhat.com>
2609 * timevar.def (TV_MACH_DEP): New.
2610 * toplev.c (rest_of_compilation): Use it.
2611 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
2613 2001-08-18 Zack Weinberg <zackw@panix.com>
2615 * unwind-dw2.c (execute_stack_op): Add default aborts to
2616 the inner switches to prevent warnings.
2618 2001-08-18 Richard Henderson <rth@redhat.com>
2620 * timevar.h (struct timevar_time_def): Change element type to float.
2621 (ticks_to_msec, clocks_to_msec): Likewise.
2622 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
2623 (get_time): Likewise.
2624 (timevar_print): Adjust zero check and printing to match.
2626 2001-08-18 Zack Weinberg <zackw@panix.com>
2628 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
2629 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
2630 Eliminate overfull or underfull hboxes.
2632 2001-08-18 Zack Weinberg <zackw@panix.com>
2634 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
2636 2001-08-18 Zack Weinberg <zackw@panix.com>
2638 * haifa-sched.c: Convert to target hooks. Macros replaced
2639 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
2640 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
2641 MD_SCHED_FINISH, and HAVE_cycle_display.
2642 * target-def.h (TARGET_SCHED_ADJUST_COST,
2643 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
2644 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
2645 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
2646 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
2647 New hook #defines to be overridden.
2648 (TARGET_SCHED): Bring them all together.
2649 (TARGET_INITIALIZER): Update.
2650 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
2651 instead of 'struct rtx_def *' throughout.
2652 (struct sched): New set of hooks for the scheduler.
2653 * Makefile.in (haifa-sched.o): Depend on target.h.
2654 * doc/tm.texi: Document the new scheduler hooks, together in
2655 their own section, instead of scattered around.
2656 Fix a bunch of underfull/overfull hboxes.
2658 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
2659 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
2660 sparc.h: Don't define any of the old scheduler macros.
2662 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
2663 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
2664 sparc.c: Create hook functions from code extracted from
2665 corresponding target header, or make existing hooks static, as
2666 appropriate. Set the appropriate entries in targetm.
2668 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
2669 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
2670 rs6000-protos.h, s390-protos.h, sparc-protos.h:
2671 Remove prototypes for functions which are now static.
2673 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
2674 related gunk; the Haifa scheduler is now the only choice.
2676 2001-08-18 Zack Weinberg <zackw@panix.com>
2678 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
2679 * genopinit.c: Put floating point divide insns in sdiv_optab.
2680 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
2681 * config/gofast.h, config/c4x/c4x.h,
2682 config/ia64/hpux_longdouble.h, config/mips/mips.h,
2683 config/pa/long_double.h, config/rs6000/sysv4.h,
2684 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
2685 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
2686 (init_optabs): Use init_optabv for overflow-trapping optabs.
2687 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
2688 cmp_optab RTX codes so have_insn_for can find them.
2690 * optabs.c (expand_simple_binop, expand_simple_unop,
2691 have_insn_for, gen_sub3_insn): New interfaces.
2692 * expr.h: Prototype new functions.
2693 (enum optab_methods): Move here from optabs.h.
2695 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
2696 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
2697 Use new functions instead of working directly with optabs.
2698 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
2699 unroll.c: Don't include optabs.h.
2700 * caller-save.c, combine.c, function.c, stmt.c: Just include
2701 insn-codes.h, not optabs.h.
2702 * Makefile.in: Update dependencies.
2704 * combine.c (make_compound_operation, simplify_comparison):
2705 Fix typos testing for this or that instruction.
2707 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2709 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
2710 generating libgcc.a.
2712 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2714 * except.c (TYPE_HASH): Delete.
2716 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
2719 * tree.c (TYPE_HASH): Delete.
2721 * tree.h (TYPE_HASH): Define.
2723 2001-08-18 Graham Stott <grahams@redhat.com>
2725 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
2727 (adddi3_internal_2+2): Likewise.
2728 (eh_set_lr_di+1): Likewise.
2730 2001-08-17 Richard Henderson <rth@redhat.com>
2732 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2733 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
2734 * dwarf2asm.c: ... here.
2735 * dwarfout.c: Remove them.
2737 * varasm.c (assemble_integer): Add align parameter.
2738 (assemble_real, output_constant, output_constructor): Likewise.
2739 * output.h: Update decls.
2740 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
2741 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
2742 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
2743 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
2744 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
2747 * final.c (end_final): Abort profile block generation if we
2748 havn't layed it out properly.
2749 * output.h (assemble_eh_integer): Remove stale decl.
2750 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
2752 (assemble_integer): Handle unaligned data.
2753 (assemble_real): Abort on unaligned data.
2754 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
2756 (default_dtor_section_asm_out_destructor): Use assemble_align.
2757 (default_named_section_asm_out_constructor): Likewise.
2758 (default_ctor_section_asm_out_constructor): Likewise.
2759 * config/darwin.c (machopic_asm_out_constructor): Likewise.
2760 (machopic_asm_out_destructor): Likewise.
2761 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
2762 (nextstep_asm_out_destructor): Likewise.
2763 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
2764 (vms_asm_out_destructor): Likewise.
2766 2001-08-17 Richard Henderson <rth@redhat.com>
2768 * config/mips/iris6.h (TARGET_IRIX6): New.
2769 (current_section_name, current_section_flags): New.
2770 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
2771 (MAX_OFILE_ALIGNMENT): New.
2772 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
2773 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
2774 (copy_file_data): Split out from
2775 (mips_asm_file_end): ... here.
2776 (mips_asm_file_start): Remove extra .section directive. Use
2777 tmpfile instead of mips_make_temp_file.
2778 (mips_unique_section): Use const char * as needed for warnings.
2779 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
2780 re-add align parameter.
2781 (iris6_asm_named_section): New.
2782 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
2783 (iris6_asm_output_align, iris6_section_align_1): New.
2784 (iris6_asm_file_start, iris6_asm_file_end): New.
2785 * config/mips/mips-protos.h: Update decls.
2787 2001-08-17 Janis Johnson <janis187@us.ibm.com>
2789 * doc/install.texi (Install GCC): Add links to build status pages.
2791 (Final install): Ditto; request updates for specific info
2793 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
2795 * cpperror.c (print_location): Don't take a file name; use the
2797 (_cpp_begin_message): Similarly.
2798 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
2799 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
2800 (cpp_pedwarn_with_file_and_line): Remove.
2801 * cppfiles.c (stack_include_file): Update; set filename to stdin
2802 here when appropriate.
2803 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
2804 (_cpp_begin_message): Don't take a file name.
2805 * cppinit.c: Add comment.
2806 * cpplex.c: Fix end-of-directive indicator.
2807 * cpplib.c: Don't include intl.h.
2808 (run_directive, do_diagnostic): Update.
2809 (do_line): Update to not use nominal_fname.
2810 (cpp_push_buffer): Don't take a filename.
2811 * cpplib.h (struct ht): Remove.
2812 (cpp_push_buffer): Don't take a filename.
2813 (cpp_pedwarn_with_file_and_line): Remove.
2814 * cppmacro.c (struct cpp_macro): Remove file.
2815 (builtin_macro): Update.
2816 (_cpp_create_definition): Update.
2817 * cppmain.c: Correct comment.
2818 * fix-header.c (read_scan_file): Update.
2820 2001-08-17 Kazu Hirata <kazu@hxi.com>
2822 * sbitmap.c: Fix comment formatting.
2823 * sched-deps.c: Likewise.
2824 * sibcall.c: Likewise.
2825 * simplify-rtx.c: Likewise.
2827 * ssa-ccp.c: Likewise.
2828 * stor-layout.c: Likewise.
2829 * timevar.c: Likewise.
2830 * toplev.c: Likewise.
2831 * unwind-dw2.c: Likewise.
2832 * unwind-dw2-fde.c: Likewise.
2833 * varasm.c: Likewise.
2835 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
2837 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
2838 or larger than an integer in memory.
2840 2001-08-17 Zack Weinberg <zackw@panix.com>
2842 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
2843 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
2844 * rtl.h: Don't forward-declare union tree_node here. Don't
2845 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
2846 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
2847 and tree respectively.
2848 * tree.h: Don't forward-declare struct rtx_def here. Don't
2849 typedef tree here. Change all uses of struct rtx_def *,
2850 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
2851 and tree respectively.
2853 2001-08-17 Richard Henderson <rth@redhat.com>
2855 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
2856 config/mips/openbsd.h: Fix typos last change.
2858 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2860 * doc/invoke.texi (Optimize Options): The default for
2861 -finline-limit is 600.
2863 2001-08-17 Richard Henderson <rth@redhat.com>
2865 * varasm.c (text_section): Allow TEXT_SECTION to override the
2866 printing of TEXT_SECTION_ASM_OP.
2867 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
2868 (DATA_SECTION, BSS_SECTION): Remove.
2869 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
2870 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
2871 Rename from s/_NAME//.
2872 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
2873 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
2874 (TEXT_SECTION): ... here. New.
2875 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
2876 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
2877 * config/mips/openbsd.h: Likewise.
2878 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
2879 (mips_asm_file_end): Likewise test.
2880 (mips_output_function_epilogue): Likewise. Switch back to data
2881 section after emitting the function.
2883 * doc/tm.texi (Sections): Document TEXT_SECTION.
2885 2001-08-17 Richard Henderson <rth@redhat.com>
2887 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
2888 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
2890 2001-08-17 Richard Henderson <rth@redhat.com>
2892 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
2893 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
2894 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
2895 Add aligned attribute.
2897 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
2899 * config/sh/sh.md: Add modes to unspecs in first insn to match
2900 those in the second.
2902 * Makefile.in: Fix collect2 copy for Cygwin.
2904 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
2906 Install the proper patch.
2907 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
2908 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
2909 (expand_function_start): Likewise.
2910 * stmt.c (expand_decl): Likewise.
2911 * varasm.c (make_decl_rtx): Likewise.
2913 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
2915 * final.c: Undo my previous accidental checkin.
2916 * output.h: Likewise.
2917 * tm.texi: Likewise.
2919 2001-08-16 Richard Henderson <rth@redhat.com>
2921 * varasm.c (named_section_flags): Remove align parameter.
2922 * varasm.c, dwarf2out.c: Update all callers.
2923 * output.h: Update prototypes.
2925 * target.h (target.asm_out.named_section): Remove align parameter.
2926 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
2927 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
2928 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
2929 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
2930 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
2932 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
2933 (get_named_section_flags, set_named_section_flags): New.
2934 (named_section_flags): Use them.
2935 (named_section): Do decl vs section flags check here...
2936 (default_section_type_flags): ... not here.
2937 (init_varasm_once): Create in_named_htab.
2938 (resolve_unique_section): Mark reloc unused.
2940 2001-08-16 Richard Henderson <rth@redhat.com>
2942 * varasm.c (force_const_mem): Keep pool alignment in bits.
2943 (output_constant_pool): Use assemble_align.
2945 2001-08-16 Zack Weinberg <zackw@panix.com>
2947 * doc/tm.texi: Remove extra @table command.
2949 2001-08-16 Zack Weinberg <zackw@panix.com>
2951 * final.c (shorten_branches): Clear the end of the label_align
2952 array only if we made it larger. Break up messy expressions
2955 * diagnostic.c (internal_error): Check for error recursion
2956 before doing ICE suppression.
2958 * timevar.c: Timing variables now count in milliseconds.
2959 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
2960 (get_time): Not here.
2961 (timevar_print): Don't print any timer whose user, cpu, and
2962 wall times are all zero as displayed.
2963 * timevar.h: Update comment aboout units. Make timevar
2966 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
2968 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
2969 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
2970 (expand_function_start): Likewise.
2971 * stmt.c (expand_decl): Likewise.
2972 * varasm.c (make_decl_rtx): Likewise.
2974 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
2976 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
2977 (finalize_record_size): Don't set TYPE_USER_ALIGN.
2979 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2981 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
2984 2001-08-16 Andreas Jaeger <aj@suse.de>
2986 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
2989 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
2991 * rtl.h (only_sets_cc0_p): New prototype.
2992 * jump.c (sets_cc0_p): Handle INSN.
2993 (only_sets_cc0_p): New function.
2994 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
2995 (tidy_fallthru_edge): Likewise.
2996 * integrate.c (copy_insn_list): Likewise.
2997 * unroll.c (unroll_loop): Likewise.
2998 (copy_loop_body): Likewise.
3000 2001-08-15 Jason Eckhardt <jle@redhat.com>
3002 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
3004 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
3006 * predict.c (struct block_info_def): Remove nvisited.
3007 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
3008 (estimate_bb_frequencies): Call mark_dfs_back_edges.
3010 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
3011 (ix86_adjust_cost): Teach scheduler that latency to load operand can
3014 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
3016 * predict.def: Update hitrates.
3018 2001-08-15 Richard Henderson <rth@redhat.com>
3020 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
3022 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
3024 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
3025 note from its associated jump.
3027 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3029 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
3030 also on 64-bit s390x targets.
3032 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
3034 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
3036 (arm_expand_prologue): Handled nested functions which take a
3037 variable argument list.
3038 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
3039 macro with an invocation of
3040 arm_compute_initial_elimination_offset.
3041 * config/arm/arm-protos.h: Prototype
3042 arm_compute_initial_elimination_offset.
3044 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3046 * doc/install.texi (Specific, avr): Fix markup.
3047 (Specific, c4x): Ditto.
3049 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3051 * predict.c (dump_prediction): Change `bool' parameter to `int'.
3053 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
3055 * Makefile.in (OBJS): Add rtl-error.o
3056 (rtl-error.o): New rule.
3057 (diagnostic.o): Adjust dependency.
3058 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
3059 error_for_asm, _fatal_insn, _fatal_insn_not_found,
3060 warning_for_asm): Move to...
3061 rtl-error.c: ...here. New file.
3063 2001-08-14 Richard Henderson <rth@redhat.com>
3065 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
3066 if USING_SJLJ_EXCEPTIONS.
3068 2001-08-14 Steve Ellcey <sje@cup.hp.com>
3070 * tlink.c (scan_linker_output): Check string for unsatisfied in
3071 addition to undefined and unresolved.
3073 2001-08-14 Graham Stott <grahams@redhat.com>
3075 * libgcc2.c (*): Replace EH_FRAME_SECTION with
3076 EH_FRAME_SECTION_NAME.
3078 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
3080 * genattrtab.c (simplify_test_exp_in_temp): New function.
3081 (simplify_test_exp): Avoid explicit use of temporary obstack.
3082 (simplify_cond, insert_right_side, evaluate_eq_attr,
3083 simplify_and_tree, simplify_or_tree, eliminate_known_true):
3084 Use simplify_test_exp_in_temp.
3085 (optimize_attrs): Iterate until expression stabilizes.
3087 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
3089 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
3090 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
3092 2001-08-13 Richard Henderson <rth@redhat.com>
3094 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
3095 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
3096 * config/arm/conix-elf.h: Likewise.
3098 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
3100 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
3102 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
3104 * gcse.c (hash_scan_set): Expressions that are set as part of
3105 jump instructions are not available.
3107 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3109 * config/s390/s390.c (print_operand, s390_function_prologue,
3110 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
3112 2001-08-13 Richard Henderson <rth@redhat.com>
3114 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
3115 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
3116 * doc/tm.texi (Exception Region Output): Document it.
3118 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
3120 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
3121 DWARF2 instead of stabs by default.
3123 2001-08-13 David Edelsohn <edelsohn@gnu.org>
3125 * config/rs6000/rs6000.c: Include optabs.h.
3127 2001-08-13 David Edelsohn <edelsohn@gnu.org>
3129 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
3130 save/restore routines.
3131 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
3133 2001-08-13 Andreas Jaeger <aj@suse.de>
3135 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
3136 the english is correct.
3138 2001-08-13 Zack Weinberg <zackw@panix.com>
3140 * expr.h: Split out optab- and libfunc-related code to...
3141 * optabs.h, libfuncs.h: ... these new headers.
3143 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
3145 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
3147 * mkconfig.sh: Don't include insn-codes.h from config.h.
3149 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
3150 enum insn_code is available. Move reload_in_optab and
3151 reload_out_optab array declarations to optabs.h.
3152 * regmove.c (gen_add3_insn): Move to optabs.c, export from
3153 there, prototype in expr.h.
3154 * gencodes.c: Cleanup: zap global variables, don't use
3155 printf where puts will do, don't bother defining MAX_INSN_CODE
3156 which nothing uses, let CODE_FOR_nothing get its value implicitly.
3158 * genemit.c, genopinit.c: Include optabs.h in generated file.
3159 * genoutput.c: Include insn-codes.h in generated file.
3160 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
3161 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
3162 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
3163 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
3164 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
3165 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
3167 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
3168 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
3169 config/m88k/m88k.c, config/sparc/sparc.c:
3171 * reload.c: Include expr.h and optabs.h before reload.h.
3172 * config/alpha/alpha.c: Include tree.h before reload.h.
3173 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
3174 and reload.h in that order.
3175 * config/sparc/sparc.c: Include debug.h.
3176 * recog.c: Include insn-codes.h.
3178 2001-08-13 Andreas Jaeger <aj@suse.de>
3180 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
3183 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
3185 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
3186 * gcc.c (init_spec): Fix typo in comment.
3187 * varasm.c (data_section): Fix typo in comment.
3189 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
3191 * predict.c (dump_prediction): New argument "USED".
3192 (combine_predictions_for_insn): Determine the used heuristics,
3193 output the case no heuristic applied.
3194 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
3196 2001-08-13 Andreas Jaeger <aj@suse.de>
3198 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
3201 2001-08-13 Kazu Hirata <kazu@hxi.com>
3203 * jump.c: Fix formatting.
3205 2001-08-13 Kazu Hirata <kazu@hxi.com>
3207 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
3210 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
3212 * loop.c (check_dbra_loop): Use condjump_label to compute
3215 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
3216 to better document the files they're in.
3218 2001-08-12 Zack Weinberg <zackw@panix.com>
3220 * recog.h (struct insn_operand_data): Shrink 'mode' field
3223 2001-08-12 Kazu Hirata <kazu@hxi.com>
3225 * gcc.c: Fix comment formatting.
3226 * gccspec.c: Likewise.
3229 * genemit.c: Likewise.
3230 * gengenrtl.c: Likewise.
3231 * genrecog.c: Likewise.
3232 * gensupport.c: Likewise.
3233 * ggc-page.c: Likewise.
3234 * global.c: Likewise.
3235 * graph.c: Likewise.
3236 * ifcvt.c: Likewise.
3237 * integrate.c: Likewise.
3239 * libgcc2.c: Likewise.
3241 * mbchar.c: Likewise.
3242 * optabs.c: Likewise.
3243 * predict.c: Likewise.
3244 * prefix.c: Likewise.
3245 * profile.c: Likewise.
3246 * protoize.c: Likewise.
3248 * recog.c: Likewise.
3249 * regclass.c: Likewise.
3250 * regmove.c: Likewise.
3251 * reg-stack.c: Likewise.
3252 * reload1.c: Likewise.
3253 * resource.c: Likewise.
3254 * rtlanal.c: Likewise.
3257 2001-08-12 Kazu Hirata <kazu@hxi.com>
3259 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
3260 a tree representing a constant is passed to the macro.
3262 2001-08-12 Richard Henderson <rth@redhat.com>
3264 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
3265 (rs6000_elf_asm_out_destructor): New.
3266 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
3267 (DTORS_SECTION_ASM_OP): Remove.
3268 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3269 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
3271 2001-08-12 David Edelsohn <edelsohn@gnu.org>
3274 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3275 * gcc.c (set_collect_gcc_options): New function, split out from
3277 Ignore elided switches.
3278 (do_spec_1): Invoke before executing command.
3279 (set_input): Export.
3280 Move declaration ...
3281 * gcc.h (set_input): ... here.
3282 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
3285 2001-08-12 Richard Henderson <rth@redhat.com>
3287 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
3288 thinko wrt TARGET_RELOCATABLE.
3290 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
3292 * fix-header.c (cb_file_change): Update prototype.
3294 2001-08-11 Zack Weinberg <zackw@panix.com>
3296 * toplev.c (set_float_handler): Make static.
3297 * toplev.h: Don't prototype set_float_handler.
3299 * simplify-rtx.c: Don't include setjmp.h.
3300 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
3302 (simplify_unary_operation, simplify_binary_operation): Use them,
3303 via do_float_handler.
3305 * fold-const.c: Don't include setjmp.h.
3306 (exact_real_inverse_1): New function.
3307 (exact_real_inverse): Use it, via do_float_handler.
3309 * varasm.c: Don't include setjmp.h.
3310 (assemble_real_1): New function.
3311 (assemble_real): Use it, via do_float_handler.
3312 Call internal_error if we get a trap here.
3314 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
3315 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
3317 2001-08-11 Zack Weinberg <zackw@panix.com>
3319 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
3320 STACK_BOUNDARY if not already defined.
3322 * calls.c, function.c, reload1.c, explow.c: Don't default
3323 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
3324 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
3326 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
3329 * doc/tm.texi: Document that STACK_BOUNDARY is required;
3330 clarify difference between it and PREFERRED_STACK_BOUNDARY.
3332 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3334 * cppmacro.c (enter_macro_context): Push macro expansions even
3337 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3339 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
3340 (rs6000_elf_section_type_flags): Actually return a value.
3342 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
3344 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
3345 Clean up code: add missing comments and prototypes, fix warnings,
3346 remove obsolete code, fix spacing to conform to coding style.
3348 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
3350 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
3351 and TARGET_ASM_CLOSE_PAREN.
3352 (regclass_map): CC register belongs to class NO_REGS.
3353 (legitimize_pic_address): Don't generate unnecessary moves
3354 (to avoid confusing loop optimization).
3355 (check_and_change_labels): Replace jump_long by indirect_jump.
3356 (s390_final_chunkify): Don't start a new literal pool on section
3357 switch in 64-bit code.
3358 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
3360 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
3361 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
3362 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
3364 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
3365 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
3366 (CONST_COSTS): Fixed incorrect costs.
3368 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
3369 Use emit_jump instead of emit_jump_insn (gen_jump).
3370 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
3371 (to avoid confusing flow analysis).
3372 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
3373 (casesi, casesi_jump): New.
3374 (jump_long): Removed. Functionality merged into indirect_jump.
3375 (indirect_jump): Accept address_operand, not just register_operand.
3376 (cjump_long, icjump_long): Use same logic as indirect_jump.
3377 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
3378 Fixed broken setjmp/longjmp handling.
3379 (do_builtin_setjmp_setup): Removed.
3381 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
3382 broken GNU as versions that don't accept .quad with large
3383 negative values. Use hexadecimal output instead.
3384 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
3385 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
3386 FUNCTION_EPILOGUE): Removed. Now in targetm.
3388 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
3390 * config/s390/fixdfdi.h: Add missing copyright statement.
3391 Fix type conflicts on 64-bit. Add missing SFmode routines.
3393 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
3396 2001-08-11 Richard Henderson <rth@redhat.com>
3398 * rtl.h (REG_EH_RETHROW): Remove.
3399 * rtl.c (reg_note_name): Update.
3400 * combine.c (distribute_notes): Don't check for it.
3402 2001-08-11 Richard Henderson <rth@redhat.com>
3404 * combine.c (distribute_notes): Place REG_SETJMP.
3406 2001-08-11 Richard Henderson <rth@redhat.com>
3408 * doc/extend.texi (Arrays and pointers implementation): Discourage
3409 relying on sign-extension of pointers.
3411 2001-08-11 H.J. Lu <hjl@gnu.org>
3413 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
3415 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
3416 RDATA_SECTION_ASM_OP.
3418 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3420 * doc/install.texi (Specific, c4x): Fix cross-reference to the
3421 main manual to work both for info and HTML versions.
3423 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3424 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3426 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
3427 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
3428 (struct cpp_pool): New member first.
3429 * cppinit.c (append_include_chain): Plug memory leaks.
3430 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
3431 Allocate pragma structures from the (aligned) macro pool to
3432 avoid leaking memory.
3433 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
3434 so we don't leak memory.
3435 * hashtable.c (ht_destroy): New.
3436 * hashtable.h (ht_destroy): New.
3438 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3439 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3441 * c-lex.c (map): Make const.
3442 (cb_file_change): Update for callback passing a line map.
3443 Don't assume we have a previous map. Remove sanity check
3444 about popping too many files.
3445 * cpperror.c (print_location): Make map const.
3446 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
3447 (cpp_make_system_header): Similarly.
3448 (search_from): Similarly.
3449 (_cpp_execute_include): Don't remember where we came from.
3450 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
3451 (struct cpp_reader): Make map const.
3452 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
3453 * cpplib.c (do_line): Update; line maps now hold sysp.
3454 (cpp_push_buffer): Similarly.
3455 (_cpp_do_file_change): Similarly; callback with map instead.
3456 (cpp_get_line_maps): Constify return value.
3457 (_cpp_pop_buffer): Update.
3458 * cpplib.h (struct cpp_file_change): Remove.
3459 (struct cpp_callbacks): Update.
3460 (cpp_get_line_maps): Constify return value.
3461 * cppmacro.c (_cpp_create_definition): Update.
3462 * cppmain.c (struct printer): Constify map.
3463 (maybe_print_line): Similarly.
3464 (print_line): Similarly. Deduce flags 1 and 2 here.
3465 (cb_file_change): Update.
3466 * line-map.c (free_line_maps): Warn regardless.
3467 (add_line_map): Return pointer to const. When passed NULL to_file
3468 with LC_LEAVE, use the obvious values for the return point so the
3469 caller doesn't have to figure them out.
3470 (lookup_line): Return pointer to const.
3471 (print_containing_files): Take pointer to const.
3472 * line-map.h (struct line_map): New members reason, sysp.
3473 (add_line_map): Return pointer to const.
3474 (lookup_line): Similarly.
3475 (print_containing_files): Take pointer to const.
3477 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
3478 Richard Henderson <rth@redhat.com>
3480 * regmove.c (regmove_optimize): Avoid setting a register twice in
3483 2001-08-10 Richard Henderson <rth@redhat.com>
3485 * doc/extend.texi (Arrays and pointers implementation): Document
3486 behavior of pointer/integer conversion.
3488 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
3490 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
3492 2001-08-10 Richard Henderson <rth@redhat.com>
3494 * doc/extend.texi (C Implementation): New chapter.
3495 * doc/gcc.texi (Top): Link it in.
3497 2001-08-10 Andrew Cagney <ac131313@redhat.com>
3499 * doc/install.texi (Specific): Fix CVS merge botch.
3501 2001-08-10 Richard Henderson <rth@redhat.com>
3503 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
3504 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
3506 2001-08-10 Zack Weinberg <zackw@stanford.edu>
3508 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
3509 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
3510 this macro is now required.
3512 * cselib.c (cselib_process_insn), flow.c (propagate_block),
3513 loop.c (find_and_verify_loops), reload.c (reload): Check
3514 for rtx code of CALL_INSN, not CALL, when deciding if we
3515 need to check for REG_SETJMP note.
3517 * gcse.c (compute_hash_table, compute_store_table): Update
3518 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
3521 * config/avr/avr.c: Fix typo.
3522 * config/convex/convex.c (expand_movstr): Use adjust_address.
3523 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
3525 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
3526 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
3528 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
3529 Do define STACK_BOUNDARY.
3530 * config/i370/i370.c: Include expr.h.
3531 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
3532 config/pa/som.h, config/v850/v850.h: Take in_ctors and
3533 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
3534 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
3535 * config/m88k/m88k.c: Include c-tree.h after expr.h.
3536 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
3537 * config/romp/romp.c: Include expr.h after tree.h.
3539 (output_fpop): Use xmalloc, not oballoc.
3540 * config/we32k/we32k.c: Include expr.h.
3542 2001-08-10 Kazu Hirata <kazu@hxi.com>
3544 * config/h8300/h8300.h: Fix formatting.
3546 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
3548 * c-common.h (RETURN_NULLIFIED_P): Lose.
3549 * c-semantics.c (genrtl_return_stmt): Don't check it.
3551 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3553 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
3554 (mips_annotate_frame_insn): New function.
3555 (mips_emit_frame_related_store): New function.
3556 (save_restore_insns): Don't mark instructions that set up the base
3557 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
3558 the store instructions instead.
3559 (mips_expand_prologue): If the stack size is moved into a temporary
3560 register, do not mark that move as frame-related. Add a
3561 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
3563 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3565 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
3566 stack slot as unchanging if current_function_calls_eh_return.
3568 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3570 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
3571 access the second half of the TFmode scratch operand.
3573 2001-08-10 Anthony Green <green@redhat.com>
3575 * java/class.c (emit_register_classes): Conditionalize code on
3578 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3580 * doc/install.texi (Specific, avr): Fix cross-reference to the
3581 main manual to work both for info and HTML versions.
3583 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
3585 * stmt.c (expand_null_return_1): Remove code to generate simple returns
3586 and "use_goto" argument.
3587 (expand_null_return, expand_value_return): Update all callers.
3588 * function.c (expand_function_end): Remove code to generate simple
3590 * config/vax/vax.md (epilogue): New expander for function return.
3591 * doc/md.texi (epilogue): Remove "if defined".
3593 2001-08-09 Zack Weinberg <zackw@stanford.edu>
3595 * Makefile.in: Partially revert my previous change:
3596 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
3597 of the hashtab.o and safe-ctype.o rules.
3599 2001-08-09 Richard Henderson <rth@redhat.com>
3601 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
3602 (USE_COLLECT2): Remove duplicate definition.
3603 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
3604 (use_collect2): Remove dead code.
3605 * configure.in (use_collect2): Remove will_use_collect2 and
3606 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
3607 * configure: Rebuild.
3609 * target.h (targetm.asm_out.constructor): New.
3610 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
3611 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
3612 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
3613 * varasm.c (in_ctors, in_dtors): New.
3614 (assemble_constructor, assemble_destructor): Remove.
3615 (default_stabs_asm_out_destructor): New.
3616 (default_named_section_asm_out_destructor): New.
3617 (dtors_section, default_dtor_section_asm_out_destructor): New.
3618 (default_stabs_asm_out_constructor): New.
3619 (default_named_section_asm_out_constructor): New.
3620 (ctors_section, default_ctor_section_asm_out_constructor): New.
3621 * output.h: Update declarations.
3622 * c-decl.c (c_expand_body): Use target hooks instead of
3623 assemble_constructor and assemble_destructor.
3624 * profile.c (output_func_start_profiler): Likewise.
3625 * objc/objc-act.c (finish_objc): Likewise.
3626 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
3627 for the constructor.
3628 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
3630 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
3631 (DTORS_SECTION_ASM_OP): Likewise.
3632 (__CTOR_LIST__): Use attribute section when possible.
3633 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
3635 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
3636 ASM_OUTPUT_CONSTRUCTOR.
3638 * config/darwin.c (machopic_asm_out_constructor): New.
3639 (machopic_asm_out_destructor): New.
3640 * config/darwin-protos.h: Update declarations.
3641 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3642 (ASM_OUTPUT_DESTRUCTOR): Remove.
3643 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3644 * config/nextstep.c (nextstep_asm_out_constructor): New.
3645 (nextstep_asm_out_destructor): New.
3646 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3647 (ASM_OUTPUT_DESTRUCTOR): Remove.
3648 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3649 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
3650 ASM_OUTPUT_*STRUCTOR.
3651 * config/i386/aix386ng.h: Likewise.
3653 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
3654 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
3655 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
3656 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3657 * config/lynx.h: Likewise.
3658 * config/netware.h: Likewise.
3659 * config/psos.h: Likewise.
3660 * config/alpha/alpha-interix.h: Likewise.
3661 * config/alpha/elf.h: Likewise.
3662 * config/arc/arc.h: Likewise.
3663 * config/arm/aof.h: Likewise.
3664 * config/arm/coff.h: Likewise.
3665 * config/arm/elf.h: Likewise.
3666 * config/c4x/c4x.h: Likewise.
3667 * config/h8300/h8300.h: Likewise.
3668 * config/i386/cygwin.h: Likewise.
3669 * config/i386/djgpp.h: Likewise.
3670 * config/i386/i386-coff.h: Likewise.
3671 * config/i386/i386-interix.h: Likewise.
3672 * config/i386/sco5.h: Likewise.
3673 * config/i386/vsta.h: Likewise.
3674 * config/i386/win32.h: Likewise.
3675 * config/i960/i960-coff.h: Likewise.
3676 * config/ia64/sysv4.h: Likewise.
3677 * config/m68hc11/m68hc11.h: Likewise.
3678 * config/m68k/coff.h: Likewise.
3679 * config/m68k/mot3300.h: Likewise.
3680 * config/m88k/m88k.h: Likewise.
3681 * config/mcore/mcore-pe.h: Likewise.
3682 * config/mcore/mcore.h: Likewise.
3683 * config/mips/elf.h: Likewise.
3684 * config/mips/elf64.h: Likewise.
3685 * config/mips/iris6.h: Likewise.
3686 * config/pa/pa64-hpux.h: Likewise.
3687 * config/rs6000/sysv4.h: Likewise.
3688 * config/sh/sh.h: Likewise.
3689 * config/sparc/litecoff.h: Likewise.
3691 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
3692 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
3693 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3694 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3695 (ASM_OUTPUT_DESTRUCTOR): Remove.
3696 * config/a29k/a29k.c: Move include of tree.h.
3697 * config/a29k/udi.h: Delete file.
3698 * config/alpha/alpha.c (vms_asm_out_constructor): New.
3699 (vms_asm_out_destructor): New.
3700 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
3701 (EXTRA_SECTION_FUNCTIONS): Likewise.
3702 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3703 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3704 * config/c4x/c4x.c: Move include of tree.h.
3705 * config/clipper/clipper.c (clix_asm_out_constructor): New.
3706 (clix_asm_out_destructor): New.
3707 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3708 (ASM_OUTPUT_DESTRUCTOR): Remove.
3709 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3710 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3711 (TARGET_ASM_CONSTRUCTOR): New.
3712 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
3713 (sco_asm_out_constructor): New.
3714 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
3715 * config/i386/svr3gas.h: Remove stack grows up code.
3716 Remove code duplicated from i386/sysv3.h.
3717 (TARGET_ASM_CONSTRUCTOR): New.
3718 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3719 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
3720 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3721 (TARGET_ASM_CONSTRUCTOR): New.
3722 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
3723 (m68hc11_asm_out_destructor): New.
3724 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
3725 (TARGET_ASM_DESTRUCTOR): New.
3726 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
3727 * config/m68k/dpx2.h: Properly undef all the bits inherited from
3728 config/svr3.h pertaining to section manipulation.
3729 * config/m68k/dpx2g.h: Remove #if 0 code.
3730 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
3731 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
3732 (ASM_OUTPUT_CONSTRUCTOR): Remove.
3733 (TARGET_ASM_CONSTRUCTOR): New.
3734 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
3735 (m88k_svr3_asm_out_constructor): New.
3736 (m88k_svr3_asm_out_destructor): New.
3737 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3738 (ASM_OUTPUT_DESTRUCTOR): Remove.
3739 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3740 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
3741 * config/rs6000/aix.h: Likewise.
3742 * config/mips/rtems64.h: Don't undef removed constructor related bits.
3743 * config/mips/vxworks.h: Likewise.
3744 * config/rs6000/lynx.h: Likewise.
3745 * config/sh/elf.h: Likewise.
3746 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
3747 (DTORS_SECTION_ASM_OP): New.
3748 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3749 (ASM_OUTPUT_DESTRUCTOR): Remove.
3750 * config/sparc/sol2-sld-64.h: Likewise.
3751 * config/vax/vax.c (vms_asm_out_constructor): New.
3752 (vms_asm_out_destructor): New.
3753 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3754 (ASM_OUTPUT_DESTRUCTOR): Remove.
3755 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3757 * doc/tm.texi (@node Initialization): Update.
3759 2001-08-09 Richard Henderson <rth@redhat.com>
3761 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
3762 (__do_global_dtors_aux): Use gp-relative static data to avoid
3763 one dynamic relocation.
3764 (__do_frame_setup): Register Java classes.
3765 * config/alpha/crtend.asm (__JCR_END__): New.
3767 2001-08-09 Zack Weinberg <zackw@stanford.edu>
3769 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
3770 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
3771 (GEN, STAGESTUFF): Add new files.
3772 (insn-constants.h, s-constants, tm-preds.h, s-preds,
3773 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
3774 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
3775 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
3776 as well as insn-codes.h and insn-flags.h in config.h; and no
3777 extra headers in tconfig.h and hconfig.h.
3779 * gencodes.c: Eliminate code to generate predicate declarations
3780 or #defines for md-file constants.
3781 * genconstants.c, genpreds.c: New files.
3783 * i386.md: Re-order guard expressions such that TARGET_64BIT
3784 comes first, when this permits better optimization. Add
3785 TARGET_64BIT to more x86-64 patterns. Add comment explaining
3786 why this is desirable.
3788 2001-08-09 Jakub Jelinek <jakub@redhat.com>
3790 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
3791 (find_fde_for_dso): Remove.
3792 (_Unwind_IteratePhdrCallback): New.
3793 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
3794 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
3796 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3798 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
3799 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
3801 2001-08-09 Graham Stott <grahams@redhat.com>
3803 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
3804 (vis_no_unit): Use it.
3805 (visualize_no_unit): Add the insn only if room exists.
3807 2001-08-09 Graham Stott <grahams@redhat.com>
3809 * predict.c (estimate_probability): Replace magic numbers with
3810 appropriate enumeration.
3812 2001-08-09 Graham Stott <grahams@redhat.com>
3814 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
3816 (EXTRACT_FLAGS): Likewise.
3818 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
3820 * config/mips/mips.c (mips_legitimate_address_p): Check for
3821 CONST_INT in last patch.
3823 2001-08-08 Anthony Green <green@redhat.com>
3825 * java/class.c (emit_register_classes): Use assemble_jcr if
3826 possible. Keep the original mechanism as a fallback.
3827 * defaults.h (JCR_SECTION_NAME): Define if we have named section
3828 and weak symbol support.
3829 * crtstuff.c (__JCR_LIST__): Define.
3830 (__JCR_END__): Define.
3831 (_Jv_RegiserClasses): Define weak symbol if possible.
3832 (__do_global_ctors_aux): Register classes for ELF targets with
3833 weak symbol support.
3835 2001-08-08 Kazu Hirata <kazu@hxi.com>
3837 * dbxout.c: Fix comment formatting.
3838 * dependence.c: Likewise.
3840 * diagnostic.c: Likewise.
3841 * dominance.c: Likewise.
3842 * doprint.c: Likewise.
3843 * dwarf2out.c: Likewise.
3844 * dwarfout.c: Likewise.
3845 * emit-rtl.c: Likewise.
3846 * except.c: Likewise.
3847 * explow.c: Likewise.
3848 * expmed.c: Likewise.
3851 * fold-const.c: Likewise.
3852 * function.c: Likewise.
3854 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3856 * global.c (retry_global_alloc): Avoid shadowing allocno.
3858 2001-08-08 Mark Mitchell <mark@codesourcery.com>
3860 * except.c (remove_fixup_regions): Fix typo.
3862 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
3864 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
3865 unsigned HOST_WIDE_INT to avoid warning.
3866 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
3867 * flow.c (set_block_for_new_insns): Likewise.
3869 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
3871 * sibcall.c (return_value_pseudo): New static variable.
3872 (skip_copy_to_return_value): Handle return_value_pseudo.
3873 (call_ends_block_p): Ensure that return_value_pseudo is set.
3874 (optimize_sibling_and_tail_recursive_call): Discover the
3875 load of pseudo return value in alternate exit block.
3877 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3879 * calls.c (ECF_ALWAYS_RETURN): New constant.
3880 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
3881 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
3882 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
3883 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
3884 * rtl.c (reg_note_name): New name.
3885 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
3887 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
3889 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
3891 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
3893 * alias.c (get_alias_set): Return a previously calculated
3894 alias set for a VAR_DECL.
3895 * function.c (gen_mem_addressof): Calculate the alias set before
3898 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
3900 * predict.def: Set hitrates according our experimental run.
3902 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
3904 * i386.h (HARD_REGNO_RENAME_OK): New macro.
3906 2001-08-08 H.J. Lu <hjl@gnu.org>
3908 * config/mips/mips.c (mips_unique_section): New. Copied from
3911 * config/mips/mips-protos.h (mips_unique_section): New
3914 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
3916 * config/mips/little.h: New. Generic little endian mips
3917 targets. Only mips*-*-linux* is converted to use it so far.
3919 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
3920 (WCHAR_TYPE): Defined
3921 (WCHAR_TYPE_SIZE): Likewise.
3922 (INIT_SUBTARGET_OPTABS): Likewise.
3923 (BSS_SECTION_ASM_OP): Likewise.
3924 (SBSS_SECTION_ASM_OP): Likewise.
3925 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
3926 (ASM_DECLARE_OBJECT_NAME): Likewise.
3927 (UNIQUE_SECTION): Likewise.
3928 (EXTRA_SECTIONS): Likewise.
3929 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3930 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3931 (ASM_OUTPUT_DEF): Likewise.
3932 (HANDLE_SYSV_PRAGMA): Removed.
3933 (NO_IMPLICIT_EXTERN_C): Likewise.
3934 (TARGET_MEM_FUNCTIONS): Likewise.
3935 (STARTFILE_SPEC): Likewise.
3936 (ENDFILE_SPEC): Likewise.
3937 (LIB_SPEC): Likewise.
3938 (INVOKE__main): Likewise.
3939 (CTOR_LIST_BEGIN): Likewise.
3940 (CTOR_LIST_END): Likewise.
3941 (DTOR_LIST_BEGIN): Likewise.
3942 (DTOR_LIST_END): Likewise.
3943 (SET_ASM_OP): Likewise.
3944 (ASM_OUTPUT_SOURCE_LINE): Likewise.
3945 (ASM_OUTPUT_DEF): Likewise.
3946 (ASM_OUTPUT_IDENT): Likewise.
3948 * config/mips/mips.h (ASM_SPEC): Undefine before define.
3949 (CPLUSPLUS_CPP_SPEC): Likewise.
3950 (ASM_APP_ON) Redefine only if not defined.
3951 (ASM_APP_OFF): Likewise.
3952 (ASM_OUTPUT_SOURCE_LINE): Likewise.
3953 (ASM_OUTPUT_IDENT): Likewise.
3955 * config.gcc: Update tm_file for Linux/mips.
3957 2001-08-08 Bernd Schmidt <bernds@redhat.com>
3959 * cselib.c (cselib_record_sets): If insn is predicated, turn
3960 sources into IF_THEN_ELSEs.
3962 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
3963 Turn into define_insn_and_split.
3965 * sched-deps.c: Include "cselib.h".
3966 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
3967 Use cselib to turn memory addresses into VALUEs.
3968 (sched_analyze): Call cselib_init/cselib_finish if necessary.
3969 * sched-int.h (struct sched_info): New member USE_CSELIB.
3970 * sched-ebb.c (ebb_sched_info): Initialize it.
3971 * sched-rgn.c (rgn_sched_info): Likewise.
3972 * Makefile.in (sched-deps.o): Update dependencies.
3974 * cselib.h (cselib_subst_to_values): Declare.
3975 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
3976 that have no value and autoincs to be handled by generating a new
3979 2001-08-08 Graham Stott <grahams@redhat.com>
3981 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
3982 within fixed length SEQUENCE.
3984 2001-08-08 Graham Stott <grahams@redhat.com>
3986 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
3987 (diagnostic_prefixing_rule): Likewise.
3988 (diagnostic_line_cutoff): Likewise.
3989 (diagnostic_kind_count): Likewise.
3991 2001-08-08 Graham Stott <grahams@redhat.com>
3993 * alias.c (find_base_decl): Delete redundent assignment.
3995 2001-08-08 Graham Stott <grahams@redhat.com>
3997 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
3998 (abs): Uppercase and paranthesize macro parameter.
3999 (MEM_DEPENDENCY): Add whitespace.
4001 2001-08-08 Graham Stott <grahams@redhat.com>
4003 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
4004 failure check for CONST_INT
4006 2001-08-08 Graham Stott <grahams@redhat.com>
4008 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
4009 (libcall_dead_p): Likewise.
4011 (mark_used_regs): Constify fmt.
4012 (find_use_as_address): Likewise.
4014 2001-08-08 Graham Stott <grahams@redhat.com>
4016 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
4019 2001-08-08 Graham Stott <grahams@redhat.com>
4021 * combine.c (combine_simplify_rtx): Update comment and
4022 remove erroneous test.
4024 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
4026 * cppinit.c (cpp_finish): Pop the final buffer without comment.
4027 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
4028 take care to avoid multiple no-newline at EOF warnings in that
4031 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
4033 * calls.c (expand_call): Do not emit INSN_SETJMP note.
4034 (emit_library_call_value_1): Likewise.
4035 (emit_call_1): Emit REG_SETJMP note.
4036 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
4038 * cselib.c (cselib_process_insn): Likewise.
4039 * flow.c (propagate_block): Likewise.
4040 * loop.c (find_and_verify_loops): Likewise.
4041 * reload.c (find_equiv_regs): Likewise.
4042 * reload1.c (reload): Likewise.
4043 * resource.c (mark_referenced_resources,
4044 mark_set_resources): Likewise.
4045 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
4046 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
4047 * haifa-sched.c (unlink_other_notes): Likewise.
4048 (reemit_notes): Likewise.
4049 * sched-ebb.c (sched_ebb): Likewise.
4050 * sched-rgc.c (sched_region): Likewise.
4051 * rtl.c (note_insn_name): Likewise.
4052 (reg_note_name): Add REG_SETJMP
4053 * rtl.h (reg_note): Add REG_SETJMP.
4054 (insn_note): Remove NOTE_INSN_SETJMP.
4056 * profile.c (branch_prob): Add fake edges for setjmp.
4058 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
4060 * config.gcc: Quote target_cpu_default2 correctly for
4061 powerpc*-*-* targets.
4063 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
4065 * cpplib.h, line-map.h: Update comments.
4066 * cppmain.c (printer_init): Move inline.
4067 (maybe_print_line, print_line): Take a map pointer.
4068 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
4069 (cb_file_change): Don't use prior value of print.map.
4071 2001-08-07 David Edelsohn <edelsohn@gnu.org>
4073 * doc/install.texi: Document fine-grained multilib configuration.
4075 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
4077 * rtlanal.c (find_first_parameter_load): Call note_stores
4078 only on the instructions.
4080 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
4082 * alias.c (nonlocal_mentioned_p):
4083 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
4084 * calls.c (emit_call_1): Likewise.
4085 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
4086 * cselib.c (cselib_process_insn): Likewise.
4087 * df.c (df_insns_modify): Likewise.
4088 * flow.c (need_fake_edge_p): Likewise.
4089 (propagate_one_insn): Likewise.
4090 * haifa-sched.c (reemit_notes): Likewise.
4091 * integrate.c (copy_insn_list): Likewise.
4092 * jump.c (delete_prior_computation): Likewise.
4093 * local-alloc.c (validate_equiv_mem): Likewise.
4094 * loop.c (scan_loop): Likewise.
4095 * predict.c (estimate_probability): Likewise.
4096 * reload.c (reload): Likewise.
4097 * sched-deps (sched_analyze): Likewise.
4098 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
4099 * gcse.c (compute_hash_table): Likewise.
4100 (mark_call): Likewise.
4101 (store_killed_in_insn): Likewise.
4103 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
4105 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
4107 2001-08-06 Richard Henderson <rth@redhat.com>
4109 * varasm.c (assemble_gc_entry): Remove.
4110 * output.h: Likewise.
4112 2001-08-06 Richard Henderson <rth@redhat.com>
4114 * varasm.c (assemble_constructor): Take a symbol_ref and a
4115 priority instead of a bare string. Move priority handling
4116 here from cp/decl2.c.
4117 * output.h: Update decls.
4119 * c-decl.c (c_expand_body): Update calls to assemble_constructor
4120 and assemble_destructor.
4121 * profile.c (output_func_start_profiler): Likewise.
4122 * objc/objc-act.c (finish_objc): Likewise.
4123 (build_module_descriptor): Return the symbol not the symbol name.
4125 2001-08-06 David Edelsohn <edelsohn@gnu.org>
4127 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
4128 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
4129 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
4130 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
4131 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
4132 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
4134 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
4136 * cpperror.c (print_containing_files): Moved to line-map.c.
4137 (print_location): line-map.c handles re-listing or otherwise.
4138 * cpphash.h (struct lexer_state): Remove next_bol.
4139 (struct cpp_buffer): Remove include_stack_listed.
4140 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
4141 Remove faked buffer handling.
4142 (_cpp_do_file_change): Tweak.
4143 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
4144 * cppmain.c (struct printer): Remove filename.
4145 (print_line, cb_file_change): Update accordingly.
4146 * line-map.c: Include intl.h.
4147 (init_line_maps): Initialize last_listed.
4148 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
4149 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
4150 (print_containing_files): New.
4151 * line-map.h (struct line_maps): New member last_listed.
4152 (print_containing_files, INCLUDED_FROM): New.
4153 * Makefile.in: Update.
4154 * po/POTFILES.in: Add line-map.c.
4156 2001-08-06 Richard Henderson <rth@redhat.com>
4158 * except.c (convert_from_eh_region_ranges_1): Never mark
4159 USE or CLOBBER insns as throwing.
4161 * expr.c (store_constructor): Don't clobber memory targets.
4163 2001-08-06 Andreas Jaeger <aj@suse.de>
4165 * profile.c (branch_prob): Remove unused variable insn.
4167 * Makefile.in (local-alloc.o): Add dependency on except.h.
4169 * local-alloc.c: Include except.h for can_throw_internal prototype.
4171 2001-08-06 Richard Henderson <rth@redhat.com>
4173 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
4174 * function.c (expand_main_function): Implement it.
4175 * doc/tm.texi: Document it.
4177 2001-08-06 Stan Shebs <shebs@apple.com>
4179 * doc/install.texi: Document powerpc-*-darwin* details.
4181 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
4183 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
4184 (ASM_CPU_SPEC): Move back to rs6000.h
4185 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
4187 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
4189 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
4192 * config/rs6000/linux64.h: Ditto.
4194 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
4195 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
4198 Remove accidently readded definitions of FUNCTION_PROLOGUE,
4199 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
4201 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
4204 2001-08-05 Richard Henderson <rth@redhat.com>
4206 * local-alloc.c (update_equiv_regs): Do not move insns that
4209 2001-08-05 Jan Hubicka <jh@suse.cz>
4211 * Makefile.in (reload1.o): Add dedendancy on except.h
4212 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
4214 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
4215 indicating wehther edges has been cleaned up.
4216 * reload1.c: Inlucde except.h
4217 (fixup_abnormal_edges): Accept deleted insns.
4218 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
4221 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
4223 * cpplib.c (do_line): Correct line number after pop_buffer.
4225 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
4227 PR preprocessor/3824
4228 * line-map.c: Update comments.
4229 * line-map.h: Update comments.
4230 * tradcif.y: Don't consider large numbers unsigned.
4232 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
4234 PR preprocessor/3081
4235 * c-lex.c (map): New.
4236 (cb_file_change): Update map and use it.
4237 (cb_def_pragma, cb_define, cb_undef): Use map and line.
4238 (c_lex): Update to use map.
4239 * cpperror.c (print_location): Move to using logical line numbers.
4240 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
4241 (cpp_make_system_header): Similarly.
4242 (_cpp_execute_include): Stop line numbering hacks. Store the
4243 line we will return to.
4244 * cpphash.h (CPP_BUF_LINE): Remove.
4245 (struct cpp_buffer): Remove lineno and pseudo_newlines.
4246 Add map and return_to_line.
4247 (_cpp_do_file_change): Update.
4248 * cppinit.c (cpp_start_read): Update line kludge.
4249 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
4250 (trigraph_ok): Use logical line numbers for diagnostics.
4251 (skip_block_comment): Likewise.
4252 (skip_whitespace): Likewise.
4253 (skip_line_comment): Use pfile->line instead.
4254 (_cpp_lex_token): Update to use logical line numbering exclusively.
4255 Handle BOL locally. Accept new lines in directives, but keep
4256 pfile->line decremented. Diagnostics use logical lines. Update
4258 * cpplib.c (SEEN_EOL): New.
4259 (skip_rest_of_line, check_eol): Use it.
4260 (end_directive): Increase line number when accepting the newline
4261 at the end of a directive.
4262 (run_directive): Simplify.
4263 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
4264 (_cpp_do_file_change): Update to take buffer line number as an
4265 argument, and store the current map in the cpp_reader. Remove
4266 line number kludges.
4267 (_cpp_do__Pragma): Restore output position after a _Pragma.
4268 (cpp_push_buffer): Don't set output line or lineno.
4269 (_cpp_pop_buffer): Transfer more info from a faked buffer.
4270 Remove line kludge. Set output_line.
4271 * cppmacro.c (builtin_macro): Update handling of __LINE__.
4272 (parse_arg): Use logical lines.
4273 (save_lookahead_token): Save EOFs too now.
4274 * cppmain.c (struct printer): Fix comments.
4275 (printer_init): Simplify, let caller do errors.
4276 (scan_translation_unit, check_multiline_token, dump_macro): Update.
4277 (maybe_print_line): Simplify.
4278 (print_line): Don't print a linemarker if -P.
4279 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
4280 (cb_file_change): Simplify.
4281 * line-map.h (LAST_SOURCE_LINE): Fix.
4282 (CURRENT_LINE_MAP): New.
4284 2001-08-05 Bernd Schmidt <bernds@redhat.com>
4286 * doloop.c (doloop_modify_runtime): Properly compute number of
4287 iterations if loop was unrolled.
4289 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
4290 if their CSELIB_VAL_PTRs are.
4292 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
4293 (setup_spill_pointers): Initialize it.
4294 (spill_restore_mem): Set it.
4295 (do_spill, do_restore): Use it to add REG_INC note.
4296 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
4298 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
4299 asms if other insns are available.
4301 * config/ia64/ia64.c (condop_operator): New predicate.
4302 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
4303 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
4306 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
4307 temporary register than directly using a MEM.
4309 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4311 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
4312 parameter in last change.
4314 2001-08-04 Zack Weinberg <zackw@panix.com>
4316 * sparc.md: Don't use #if inside C test expression.
4318 2001-08-04 Richard Henderson <rth@redhat.com>
4320 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
4322 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
4324 * cpphash.h (struct cpp_reader): New member directive_line.
4325 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
4326 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
4327 do_pragma): Pass line to callbacks.
4328 (start_directive): Record line of directive.
4329 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
4330 cb_include): Similarly.
4331 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
4334 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4336 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
4339 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4341 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
4343 * reload1.c (fixup_abnormal_edges): New static function.
4346 * flow.c (need_fake_edge_p): New function.
4347 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
4348 avoid call insn to be very last insn in the insn stream.
4350 * profile.c (branch_prob): Call flow_call_edges_add instead of
4351 doing that by hand; cleanup cfg to re-merge basic blocks once
4354 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4356 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
4357 are also on line-map.h.
4358 * cppfiles.c (stack_include_file): Update.
4359 * cpphash.h (struct cpp_buffer): New member return_at_eof.
4360 (_cpp_pop_buffer): New.
4361 * cppinit.c (cpp_destroy, cpp_finish): Update.
4362 (do_includes): Mark each buffer to return at EOF.
4363 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
4364 return as requested.
4365 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
4366 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
4367 * cpplib.h (cpp_pop_buffer): Remove.
4368 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
4369 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
4371 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
4373 (do_preprocessing): Update.
4374 * fix-header.c (read_scan_file): Update. No need to pop buffers.
4375 * c-parse.in (_yylex): Similarly.
4376 * scan-decls.c (scan_decls): Similarly.
4377 * line-map.h: Update comments.
4379 * objc/Make-lang.in (objc-act.o): Update dependencies.
4381 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4383 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
4384 and soft register for operand 0.
4385 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
4387 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4389 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
4390 register for operand 0.
4391 ("bitcmpqi_z_used"): Allow memory for operand 0.
4392 (split "bitcmpqi"): New split to handle address reg as operand 1.
4394 2001-08-04 Andreas Jaeger <aj@suse.de>
4396 * gcse.c: Revert Daniel's last patch.
4398 2001-08-03 Zack Weinberg <zackw@stanford.edu>
4400 * sparc-protos.h: Add prototypes for fp_zero_operand and
4402 * sh-protos.h: Add prototype for fpul_operand.
4404 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4406 * doc/extend.texi (Other Builtins): Fix typo in last change.
4408 2001-08-03 Richard Henderson <rth@redhat.com>
4410 * target.h (gcc_target): Add asm_out.named_section,
4411 section_type_flags, have_named_sections.
4412 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
4413 (TARGET_HAVE_NAMED_SECTIONS): New.
4414 (TARGET_SECTION_TYPE_FLAGS): New.
4416 * Makefile.in (toplev.o): Depend on TARGET_H.
4417 (varasm.o, dbxout.o): Likewise.
4418 * c-common.c (decl_attributes): Check targetm.have_named_sections
4419 instead of ifdef ASM_OUTPUT_SECTION_NAME.
4420 * dbxout.c (dbxout_function_decl): Likewise.
4421 (dbxout_function_end): Likewise.
4422 * toplev.c (compile_file): Likewise.
4423 * varasm.c (exception_section): Likewise.
4424 * cp/decl2.c (finish_objects): Likewise.
4426 * defaults.h (EH_FRAME_SECTION): Remove.
4427 (EH_FRAME_SECTION_ASM_OP): Remove.
4428 (EH_FRAME_SECTION_NAME): New.
4429 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
4430 (UNIQUE_SECTION_P): Remove.
4431 * dwarf2out.c (SECTION_FORMAT): Remove.
4432 (ASM_OUTPUT_SECTION): Remove.
4433 (output_call_frame_info): Use named_section_flags.
4434 (output_comp_unit, dwarf2out_start_source_file): Likewise.
4435 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
4436 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
4437 * varasm.c (in_eh_frame, eh_frame_section): Remove.
4438 (named_section_flags): New.
4439 (named_section): Use it and targetm.section_type_flags.
4440 (resolve_unique_section): New.
4441 (assemble_start_function): Use it.
4442 (asm_emit_uninitialised, assemble_variable): Likewise.
4443 (default_section_type_flags): New.
4444 (default_no_named_section, default_elf_asm_named_section): New.
4445 (default_coff_asm_named_section, default_pe_asm_named_section): New.
4446 * output.h: Update varasm.c decls.
4447 (SECTION_*): New flags.
4449 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
4450 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
4452 * config/elfos.h (UNIQUE_SECTION_P): Remove.
4453 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
4454 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
4455 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
4456 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
4457 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
4458 * config/mips/elf.h, config/mips/elf64.h: Likewise.
4459 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
4460 * config/pa/pa64-hpux.h,
4462 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
4463 (TARGET_ASM_NAMED_SECTION): New.
4464 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
4465 * config/alpha/vms.h, config/arm/coff.h: Likewise.
4466 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
4467 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
4468 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
4469 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
4470 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
4471 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
4472 * config/i386/sco5.h, config/i386/win32.h: Likewise.
4473 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
4474 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
4475 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
4476 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
4477 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
4478 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
4479 * config/sparc/sysv4.h: Likewise.
4481 * config/nextstep.h: Error until named sections implemented.
4483 * config/a29k/a29k.c (a29k_asm_named_section): New.
4484 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
4485 (vms_section_type_flags, vms_asm_named_section): New.
4486 * config/arm/arm.c (arm_elf_asm_named_section): New.
4487 * config/avr/avr.c (asm_output_section_name): Remove.
4488 * config/avr/avr-protos.h: Update.
4489 * config/c4x/c4x.c (c4x_asm_named_section): New.
4490 * config/h8300/h8300.c (h8300_asm_named_section): New.
4491 * config/i386/i386.c (sco_asm_named_section): New.
4492 * config/i386/winnt.c (SECTION_PE_SHARED): New.
4493 (i386_pe_section_type_flags): New.
4494 (i386_pe_asm_named_section): New.
4495 * config/i386/i386-protos.h: Update.
4496 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
4497 * config/mcore/mcore.c (mcore_asm_named_section): New.
4498 * config/mips/mips.c (iris6_asm_named_section): New.
4499 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
4500 instead of UNIQUE_SECTION_P.
4501 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
4502 (xcoff_asm_named_section): New.
4503 * config/sh/sh.c (sh_asm_named_section): New.
4504 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
4506 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
4507 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
4508 (EH_FRAME_SECTION_NAME): New.
4509 (EXCEPTION_SECTION): New.
4510 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
4511 (DEBUG_*_SECTION): Remove.
4512 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
4513 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
4514 (EH_FRAME_SECTION_ASM_OP): Remove.
4516 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
4517 (ASM_OUTPUT_SECTION_NAME): Remove.
4518 (TARGET_ASM_NAMED_SECTION): New.
4519 (TARGET_HAVE_NAMED_SECTIONS): New.
4520 (TARGET_SECTION_TYPE_FLAGS): New.
4521 (EH_FRAME_SECTION_ASM_OP): Remove.
4522 (EH_FRAME_SECTION_NAME): New.
4524 2001-08-03 Zack Weinberg <zackw@stanford.edu>
4526 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
4527 for complex expressions when cfun == 0.
4528 * doc/extend.texi: Document that __builtin_constant_p can be
4529 used in data initializers as well as functions.
4531 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
4533 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
4534 variable I locally, instead of expecting a declaration in the
4537 2001-08-03 Richard Henderson <rth@redhat.com>
4539 * except.c (collect_one_action_chain): Add an explicit cleanup
4540 action if regions surrounding a catch were encoded entirely
4541 within the call-site entry.
4543 2001-08-03 Richard Henderson <rth@redhat.com>
4545 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
4546 don't take REGNO of a non-register.
4548 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
4550 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
4551 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
4552 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
4553 (__gthread_mutex_init_function): New function for mutex initialization.
4555 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4557 * Makefile.in: Revert screwed up commit.
4559 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4561 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
4562 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
4563 merged by linker script to get a final _exit().
4564 (__do_global_dtors): New for destructor handling in specific exit
4566 (__do_global_ctors): New for constructors in specific install section.
4567 (__map_data_section): Map data sections before running constructors.
4568 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
4569 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
4570 (DTORS_SECTION_ASM_OP): Likewise.
4571 (CTORS_SECTION_FUNCTION): Define to force a reference to
4573 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
4575 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4577 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
4579 * Makefile.in: Add df.h to gcse.c dependencies.
4581 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
4583 * varasm.c (output_constant_def_contents): Use for the length of a
4584 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
4585 depending on which is larger.
4587 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4589 * gcse.c: Include df.h for use as a dataflow analyzer.
4591 Declaration of reg_set_info: gone.
4592 New df_analyzer variable used by store motion.
4593 (reg_set_info): Deleted.
4594 (mark_mem_regs): New function, analyze regs used by a mem.
4595 (store_ops_ok): Use dataflow analyzer results to determine if
4596 necessary regs are changed in the block.
4597 (find_moveable_store): Remove check for symbol ref, we can handle
4598 much more complex expressions now.
4599 (compute_store_table): Remove most of the code, it's unnecessary
4600 now that the dataflow analyzer records the info for us.
4601 (store_killed_after): Add parameter to say whether to do the
4602 store_ops_okay test, used to speed up testing when we already know
4603 the answer, and just want to know if the store itself was killed.
4604 (build_store_vector): Largely rewritten to calculate the various
4605 vectors properly, and somewhat optimized.
4606 (store_motion): Init the df_analyzer, get REG_DEF chains.
4607 Also handle trapping expressions (since mems almost always trap)
4608 (simple_mem): Redefine what a simple mem is.
4610 2001-08-03 DJ Delorie <dj@redhat.com>
4612 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
4613 set from a constant part of the condition.
4615 2001-08-01 Andrew Cagney <ac131313@redhat.com>
4617 * mkdeps.c (deps_add_default_target): Make local variable
4618 ``start'' a const char pointer.
4619 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
4621 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4623 * doc/install.texi (Configuration): Fix markup.
4624 (Specific, i?86-*-udk): Likewise.
4625 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
4627 Document --enable-threads and --enable-libgcj status.
4628 (Specific, mips-sgi-irix*): Canonicalize triples.
4629 (Specific, mips-sgi-irix5): Warn about problems with this config.
4630 Mention required GNU as patch.
4631 Native assembler problems are fixed.
4632 (Specific, mips-sgi-irix6): Update O32 ABI support status.
4633 Document --enable-threads and --enable-libgcj status.
4635 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4637 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
4640 2001-08-03 Richard Henderson <rth@redhat.com>
4642 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
4645 2001-08-03 Richard Henderson <rth@redhat.com>
4647 * rtlanal.c (find_first_parameter_load): Stop if we
4648 reach a CODE_LABEL at BOUNDARY.
4650 2001-08-03 Richard Henderson <rth@redhat.com>
4652 * config/alpha/alpha.md (force_movdi): New insn.
4653 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
4654 Tweek FRP marking of VMS prologue insns.
4655 * config/alpha/vms.h (EPILOGUE_USES): New.
4657 2001-08-02 Richard Henderson <rth@redhat.com>
4659 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
4661 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
4663 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
4664 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
4665 config/convex/convex.h, config/d30v/d30v.c,
4666 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
4667 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
4668 config/mips/mips.h, config/mn10200/mn10200.h,
4669 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
4670 config/v850/v850.h, config/vax/openbsd.h,
4671 config/vax/openbsd1.h, config/vax/ultrix.h,
4672 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
4673 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
4674 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
4675 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
4676 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
4677 in comments and documentation.
4679 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4683 * Makefile.in (line-map.o): New.
4684 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
4685 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
4686 * cpperror.c (print_containing_files): Similarly.
4687 (print_location): Update. Don't output a space before _Pragma.
4688 * cppfiles.c (stack_include_file): Set to line 1 immediately.
4689 (stack_include_filee, cpp_make_system_header): Update.
4690 (_cpp_execute_include): Get logical line number right for calling
4691 as-yet-unterminated #include.
4692 * cpphash.h (struct cpp_reader): Add line_maps.
4693 (_cpp_do_file_change): Update.
4694 * cppinit.c (cpp_create_reader): Initialize line maps.
4695 (cpp_destroy): Destroy line maps.
4696 (cpp_start_read): Get logical line number right.
4697 * cpplex.c (parse_string): Only warn once for multi-line strings.
4698 Use boolean variable for null warning.
4699 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
4701 (do_include_common): End the directive early.
4702 (do_line): Don't warn about out-of-range lines in preprocessed
4703 source. Update. Remove unused variables.
4704 (_cpp_do_file_change): Update for new line mapping.
4705 (pragma_cb): New typedef.
4706 (cpp_register_pragma): Stop looking ahead before calling the
4708 (do_pragma_system_header): End directive early.
4709 (cpp_get_line_maps): New.
4710 (cpp_pop_buffer): Fudge logical line. Update.
4711 * cpplib.h: Include line-map.h
4712 (enum cpp_fc_reason): Remove.
4713 (struct cpp_file_change): Update.
4714 (cpp_get_line_maps): New.
4715 * cppmain.c (struct_printer): New member map.
4716 (cb_file_change): Update for new mappings.
4717 * fix-header.c (cb_file_change): Similarly.
4719 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4721 * Makefile.in (libgcc.mk): Define mkinstalldirs.
4722 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
4724 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
4726 * config/vax/vax.c: include expr.h.
4728 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4730 * Makefile.in ($(srcdir)/configure): Only rebuild in
4732 ($(srcdir)/config.in): Only define in maintainer mode.
4733 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
4735 2001-08-02 David Edelsohn <edelsohn@gnu.org>
4737 * doc/install.texi (Install GCC: Binaries): Update Bull info.
4739 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4741 * gcc.c (set_collect_gcc_options): New function, split out from
4743 Ignore elided switches.
4744 (do_spec_1): Invoke before executing command.
4745 (set_input): Export.
4746 Move declaration ...
4747 * gcc.h (set_input): ... here.
4748 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
4751 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
4754 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
4756 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
4758 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
4760 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
4761 for the unnamed instructions it expands to.
4763 2001-08-02 Richard Henderson <rth@redhat.com>
4765 * regclass.c (call_really_used_regs): Conditionally define.
4766 (init_reg_sets_1): Don't use it if not defined.
4767 (fix_register): Similarly, don't set it.
4769 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4771 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
4772 Correct comment that had been missed in the previous change.
4774 2001-08-01 Stan Shebs <shebs@apple.com>
4776 * config/darwin.c (machopic_stub_name): Try matching by name.
4777 (update_stubs): New function.
4778 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
4781 2001-08-01 Richard Henderson <rth@redhat.com>
4783 * except.c (output_function_exception_table): Use assemble_align.
4784 * varasm.c (assemble_eh_label): Remove.
4785 (assemble_eh_align, assemble_eh_integer): Remove.
4787 2001-08-01 Robert Lipe <robertl@caldera.com>
4789 * dwarfout.c: Remove reference to README.DWARF.
4791 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
4793 * regclass.c (call_really_used_regs): New array for registers which
4794 are actually used by a call.
4795 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
4797 (fix_register): Set call_really_used too.
4798 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
4799 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
4801 2001-08-01 Richard Henderson <rth@redhat.com>
4803 * read-rtl.c (read_name): Consider \r whitespace.
4805 2001-07-11 Andrew Cagney <ac131313@redhat.com>
4807 * config.gcc: Recognize powerpc-*-netbsd*.
4809 * doc/install.texi (Host/target specific installation notes for
4810 GCC): Mention powerpc-*-netbsd*.
4812 * config/rs6000/netbsd.h: New file.
4813 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
4814 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
4815 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
4816 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
4817 (TARGET_VERSION): Redefine.
4819 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
4820 mcall-netbsd as a match for mcall-sysv.
4821 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
4822 (ncrti.S, ncrtn.S): New targets.
4823 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
4825 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
4826 "netbsd' as a V4 ABI.
4827 (ASM_SPEC): Check for -mcall-netbsd.
4828 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
4829 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
4830 (LIB_SPEC, ENDFILE_SPEC): Ditto.
4831 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
4832 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
4833 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
4834 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
4836 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
4837 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
4839 2001-08-01 Mark Kettenis <kettenis@gnu.org>
4841 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
4842 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
4843 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
4844 including "unwind-pe.h".
4846 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
4848 * rs6000.md (define_splits): Kill unused constraints.
4850 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
4851 Jan Hubicka <jh@suse.cz>
4853 * function.c (thread_prologue_and_epilogue_insns): Kill code
4854 dealing with non-existent CFG.
4856 2001-08-01 Kazu Hirata <kazu@hxi.com>
4858 * alias.c: Fix comment formatting.
4859 * bitmap.c: Likewise.
4860 * builtins.c: Likewise.
4861 * calls.c: Likewise.
4862 * c-common.c: Likewise.
4863 * c-decl.c: Likewise.
4864 * c-dump.c: Likewise.
4865 * c-lex.c: Likewise.
4866 * collect2.c: Likewise.
4867 * combine.c: Likewise.
4868 * conflict.c: Likewise.
4869 * cppfiles.c: Likewise.
4870 * cppinit.c: Likewise.
4871 * cpplex.c: Likewise.
4872 * cpplib.c: Likewise.
4873 * cppmacro.c: Likewise.
4874 * cppspec.c: Likewise.
4875 * c-pragma.c: Likewise.
4876 * crtstuff.c: Likewise.
4878 * cselib.c: Likewise.
4879 * c-semantics.c: Likewise.
4880 * c-typeck.c: Likewise.
4882 2001-08-01 H.J. Lu <hjl@gnu.org>
4884 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
4886 2001-08-01 H.J. Lu <hjl@gnu.org>
4888 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
4890 2001-08-01 Ziemowit Laski <zlaski@apple.com>
4892 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
4893 contextualizing Objective-C class name lookup by the lexer.
4894 (typespec_reserved_nonattr): Disable ObjC class name lookup after
4896 (protocoldef): Add support for forward @protocol declarations.
4897 (yylexname): Suppress ObjC class name lookup in certain contexts;
4898 re-enable after lookup is complete.
4899 (_yylex): Re-enable ObjC class name lookup when certain
4900 punctuation marks are seen.
4902 * objc/objc-act.c (check_protocol_recursively): New function used
4903 for finding circular dependencies in protocols.
4904 (objc_declare_protocols): New function for handling forward
4905 @protocol declarations.
4906 (receiver_is_class_object): Detect the case when 'self' is used
4907 inside of a class method.
4908 (build_message_expr): Issue a warning if class method is desired
4909 but instance method is found instead.
4910 (conforms_to_protocol): Streamline.
4911 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
4912 protocol Foo, even if 'Bar foo' does not.
4913 (check_protocols): Streamline.
4914 (start_protocol): Add checks for circular and duplicate protocol
4916 (encode_aggregate_within): For typedefs of structs, encode the
4918 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
4919 (objc_declare_protocols): New prototype.
4921 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4923 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
4924 * cpplex.c (handle_newline): Update prototype. Maintain logical
4926 (skip_escaped_newlines, skip_block_comment, parse_string):
4928 (_cpp_lex_token): Update, and store token position within the token.
4929 * cpplib.h (struct cpp_token): Add line and column entries.
4930 * cppmacro.c (replace_args): Position stringified tokens correctly.
4932 2001-08-01 Andreas Jaeger <aj@suse.de>
4934 * basic-block.h: Add prototype for last_loop_beg_note.
4936 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
4938 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
4939 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
4941 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
4942 while handling WITH_CLEANUP_EXPR node. Use second operand calling
4943 expand_decl_cleanup.
4944 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
4946 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
4947 operand while calling simple_cst_equal.
4948 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
4949 operand is the cleanup expression, the third is the RTL_EXPR.
4950 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
4952 2001-07-31 Jeff Sturm <jsturm@one-point.com>
4954 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
4956 2001-07-31 matthew green <mrg@eterna.com.au>
4958 * config.gcc (i386-*-netbsdelf): New description.
4959 * config/i386/netbsd-elf.h: New file.
4961 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
4963 * loop.c (check_dbra_loop): Use single_set to compute
4966 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
4968 PowerPC reorg and support for powerpc64-*-linux*.
4970 Also fixes emitting of constants on 32 bit and 64 bit
4973 * config.gcc: powerpc64-*-linux* is a new target.
4974 Things that needed aix.h now also include xcoff.h
4976 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
4978 Move AIX specific stuff into aix.h.
4979 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
4980 with more than just XCOFF now.
4981 (SET_ASM_OP): Remove, now defined where needed.
4982 (FUNCTION_PROLOGUE): New macro definition.
4983 (FUNCTION_EPILOGUE): New macro definition.
4984 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
4986 * config/rs6000/xcoff.h: New file.
4988 * config/rs6000/linux64.h: New file.
4990 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
4992 2001-07-31 Alan Modra <amodra@bigpond.net.au>
4994 * rs6000.c (print_operand_address): Handle ELF syntax.
4995 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
4996 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
4997 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
4999 2001-07-31 David Edelsohn <edelsohn@gnu.org>
5001 * rs6000.c (rs6000_override_options): Only disable
5002 flag_function_sections for XCOFF.
5003 (exact_log2_cint_operand): New predicate.
5004 (reg_or_{add,sub}_cint64_operand): New predicates.
5005 (add_operand): Compare CONST_INT with fewer function calls.
5006 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
5007 (print_operand, case 'p'): Ensure positive operand.
5008 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
5009 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
5010 (PREDICATE_CODES): Add new predicates.
5011 * rs6000.md (addsi3): Split 32-bit constants more correctly.
5012 (divsi3, modsi3): Ensure positive power-of-2.
5013 (adddi3): Use new predicate. Split 32-bit constants more
5014 correctly. Re-arrange splitter to handle any constant.
5015 (subdi3): Use new predicate.
5016 (divdi3, moddi3): Ensure positive power-of-2.
5017 (movdi): Use rs6000_emit_set_const.
5018 (load_toc_v4_pic_di): Delete.
5020 2001-07-31 Graham Stott <grahams@redhat.com>
5022 * function.c (pad_below): Revert 2001-07-26 patch.
5024 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
5026 * reg-stack (convert_regs_1): Fix best edge condition.
5028 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5030 * jump.c (duplicate_loop_exit_test): Better test for jumps
5031 entering the loop; create loop pre_header.
5033 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
5035 * doc/install.texi: Add s390 and s390x as new targets.
5036 * doc/invoke.texi: Add documantation of S/390 and zSeries
5038 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
5040 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
5042 * config/m68k/m68k.md: Replace all general_operand with
5043 nonimmediate_operand for all destinations.
5044 * config/m68k/m68k.c (not_sp_operand): Likewise.
5046 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
5048 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
5050 2001-07-30 Richard Henderson <rth@redhat.com>
5052 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
5053 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
5055 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
5057 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
5058 Add missing doc strings
5059 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
5060 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
5062 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
5064 * i386.c (ix86_output_main_function_alignment_hack): New function.
5065 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
5067 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
5068 edges by EDGE_DFS_BACK flag.
5069 (dump_edge_info): Add dfs_back flag.
5070 * basic-block.h (EDGE_DFS_BACK): New constant.
5071 (mark_dfs_back_edges): Declare.
5072 * alias.c (loop_p): Remove.
5073 (mark_constant_function): Use mark_dfs_back_edges.
5075 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
5076 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
5077 (compensate_edge): Break out from ...
5078 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
5079 (convert_regs_2): Set block_done once block is really done;
5080 Do updating of the predecesors counts.
5082 * toplev.c (rest_of_compilation): Recompute block_for_insn
5083 before post-reload cfg_cleanup.
5084 * function.c (thread_prologue_epilogue_insns):
5085 Call set_block_for_new_insns when emitting prologue directly.
5087 2001-07-30 Andreas Jaeger <aj@suse.de>
5089 * jump.c: Add prototype for mark_modified_reg.
5091 * cse.c (set_live_p): Add unused attribute.
5093 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
5095 (scan_for_source_files): Use long for count to avoid overflow.
5096 (output_data): Likewise.
5097 (output_data): Don't use string concatatenation to silence gcc
5100 * predict.c: Fix typos and grammar.
5102 * gcse.c (insert_insn_end_bb): Remove unused variables.
5104 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
5106 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
5107 (attempt_auto_inc): LIkewise.
5108 (mark_used_reg): Likewise.
5109 (try_pre_increment_1): Likewise.
5110 * regclass.c (regclass): Likewise.
5111 * global.c (allocno_compare): Update comment; change scaling factor.
5112 * local-alloc.c (QTY_CMP_PRI): Likewise.
5113 * regs.h (REG_FREQ_FROM_BB): New.
5114 (REG_FREQ_MAX): Likewise.
5116 2001-07-30 H.J. Lu <hjl@gnu.org>
5118 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
5121 2001-07-30 H.J. Lu (hjl@gnu.org)
5123 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
5124 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
5125 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
5127 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
5129 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
5130 as -mthumb-interwork when -mcpu=arm7 is specified.
5132 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5134 * predict.def (noreturn, loop branch, loop exit): Mark as first
5137 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
5139 * combine.c (try_combine): Avoid barrier after noop jumps.
5141 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5143 * cpphash.h (struct cpp_reader): Remove import_warning.
5144 * cpplib.c (skip_rest_of_line): Don't bother turning off
5146 (parse_include): Move include handling to...
5147 (do_include_common): ... here. Move import warning from...
5148 (do_import): ... here.
5149 (do_pragma_poison): Don't do a callback for poison identifiers.
5150 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
5151 * cppmain.c (setup_callbacks): Similarly.
5153 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
5155 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
5156 handle multiple sets.
5157 * except.c (sjlj_mark_call_sites): .... here.
5158 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
5160 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
5162 Suggested by Richard Henderson and Richard Kenner:
5163 * combine.c (recog_for_combine): Use the fake recog
5164 only if instruction does not match.
5165 * rtl.h (NOOP_MOVE_INSN_CODE): New.
5166 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
5168 * combine.c (try_combine): Discover noop jump as direct jump.
5170 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
5172 * df.c (df_rd_global_compute): Add successors to worklist, not
5174 (df_ru_global_compute): Ditto.
5176 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
5178 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
5179 increment REG_N_SETS.
5181 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
5183 * sbitmap.h: New prototype for sbitmap_a_xor_b.
5185 * sbitmap.c (sbitmap_a_xor_b): New function.
5186 ifdef the basic block stuff on IN_GCC.
5188 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5190 * cppexp.c (parse_defined): Always record the macro name.
5191 (lex): Don't worry about identifiers, or special-case
5193 (_cpp_parse_expr): Figure out at the end of the routine
5194 whether we saw a valid !defined() expression.
5195 * cppfiles.c (stack_include_file): Update for mi_valid.
5196 (_cpp_pop_file_buffer): Similarly.
5197 * cpplex.c (_cpp_lex_token): Similarly.
5198 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
5199 mi_if_not_defined, mi_lexed): Remove.
5201 * cpplib.c (do_if): Simplify.
5202 (do_endif, push_conditional, _cpp_handle_directive): Update
5203 for renaming of mi_state to mi_valid.
5205 * cpp.texi: Add index entries for digraphs, and add comment
5206 that C++ refers to them as alternative tokens.
5208 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
5210 * basic-block.h (CLEANUP_PRE_LOOP): New.
5211 * except.c (finish_eh_generation): Update call of cleanup_cfg.
5212 * sibcall.c (optimize_sibling_calls): Likewise.
5213 * toplev.c (rest_of_compilation): Likewise.
5214 * flow.c (try_forward_edges): Take argument MODE;
5215 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
5216 (try_optimize_cfg): Update call of try_forward_edges.
5218 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
5219 Jan Hubicka <jh@suse.cz>
5221 * (validate_replace_rtx_1): Fix simplification of MINUS.
5223 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
5225 PR preprocessor/3669
5226 * cppinit.c (init_dependency_output): Turn off dump requests
5227 if sending dependencies to stdout.
5229 2001-07-28 Richard Henderson <rth@redhat.com>
5231 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
5234 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
5236 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
5238 2001-07-28 Kazu Hirata <kazu@hxi.com>
5240 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
5241 is VAR_DECL first to prevent an ICE.
5243 2001-07-28 Richard Henderson <rth@redhat.com>
5245 * varasm.c (immed_real_const_1): Don't elide special cases for
5247 (clear_const_double_mem): Clear const_tiny_rtx too.
5249 2001-07-28 Richard Henderson <rth@redhat.com>
5251 * dwarf2out.c (dw_val_class_offset): New.
5252 (struct dw_ranges_struct, dw_ranges_ref): New.
5253 (ranges_table, ranges_table_allocated): New.
5254 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
5255 (add_AT_offset, add_ranges, output_ranges): New.
5256 (print_die, output_die): Handle dw_val_class_offset.
5257 (attr_checksum, size_of_die, value_format): Likewise.
5258 (gen_lexical_block_die): Handle non-contiguous blocks.
5259 (gen_block_die): Likewise.
5260 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
5261 if needed. Dump the ranges table.
5262 * final.c (final_start_function): Remove unnecessary notes and
5263 rebuild the block tree before numbering the blocks.
5264 * function.c (reorder_blocks_0): Walk the existing block tree
5265 to unmark all blocks.
5266 (reorder_blocks_1): Create block fragments when duplicate block
5268 (reorder_fix_fragments): New.
5269 (reorder_blocks): Call it.
5270 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
5272 2001-07-28 Richard Henderson <rth@redhat.com>
5274 * emit-rtl.c (adjust_address): Make a copy of the memory address.
5276 2001-07-28 Richard Henderson <rth@redhat.com>
5278 * flow.c (add_to_mem_set_list): New function.
5279 (init_propagate_block_info): Use it.
5280 (mark_set_1): Likewise.
5281 (insn_dead_p): Canonicalize memory address for dead store
5282 comparison. Allow wider mode stores to kill narrower mode stores.
5283 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
5284 (invalidate_mems_from_set): Don't handle MEMs.
5286 2001-07-28 Kazu Hirata <kazu@hxi.com>
5288 * config/h8300/h8300.h: Fix formatting.
5290 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5292 * basic-block.h (EDGE_FREQUENCY): New macro.
5293 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
5295 * flow.c (find_sub_basic_blocks): Likewise.
5296 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
5297 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
5299 * predict.c (DEF_PREDICTOR): New argument FLAGS.
5300 (HITRATE): New macro.
5301 (PRED_FLAG_FIRST_MATCH): New constant.
5302 (predictor_info): New field flgags.
5303 (combine_predictions_for_insn): Use DS theory to combine
5304 probabilities; set the edge probabilities when finished.
5305 (estimate_probability): Avoid duplicated matches
5306 of LOOP_BRANCH heuristics for nested loops; update comment.
5307 * predict.def: Add flags for each prediction, set probabilities
5308 according to B&L paper.
5309 * predict.h (DEF_PREDICTOR): New argument FLAGS.
5311 * profile.c (compute_branch_probabilities): Cleanup way the edge
5312 probabilities are computed and REG_BR_PROB notes are dropped; if
5313 values does not match, emit error.
5314 (init_branch_prob): Do error instead of warning when profile driven
5315 feedback is missing or corrupt.
5317 2001-07-27 DJ Delorie <dj@redhat.com>
5319 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
5320 against a constant, try to adjust the compare to have the desired
5321 constant in it so that min/max optimizations happen more often.
5323 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5325 * flow.c (last_loop_beg_note): New function.
5326 (redirect_edge_and_branch): Use it.
5327 (split_edge): Likewise.
5329 * alias.c (loop_p): Avoid uninitialized memory access.
5331 * flow.c (try_forward_edges): Avoid accessing freed memory.
5333 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
5336 2001-07-26 Andrew Haley <aph@redhat.com>
5337 Joern Rennecke <amylaar@redhat.com>
5339 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
5340 (SUBTARGET_CPP_ENDIAN_SPEC): New.
5341 (SUBTARGET_CPP_SPEC): New.
5343 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
5344 (SUBTARGET_CPP_PTR_SPEC): New.
5345 (CPP_DEFAULT_CPU_SPEC): New.
5346 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
5347 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
5348 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
5349 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
5350 (SUBTARGET_CPP_SPEC): Define as an empty string.
5352 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5354 * doc/install.texi (Configuration): Properly link the host
5355 specific instructions also when generating HTML.
5357 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
5359 * flow.c (redirect_edge_and_branch_force): Test
5360 target->global_live_at_start.
5362 2001-07-26 Richard Henderson <rth@redhat.com>
5364 * simplify-rtx.c (avoid_constant_pool_reference): Export.
5365 * rtl.h (avoid_constant_pool_reference): Declare it.
5366 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
5367 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
5369 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5371 * rtl.h (cleanup_barriers): Declare.
5372 * jump.c (cleanup_barriers): New function.
5373 * toplev.c (rest_of_compilation): Call cleanup_barriers
5374 before loop optimizer and after bb_reorder.
5376 * flow.c (back_edge_of_syntactic_loop_p): New.
5377 (split_edge): Use it.
5379 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5381 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
5383 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
5385 * cse.c (cse_process_notes): Replace any registers if the address
5388 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
5390 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
5391 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
5392 (propagate_block): Update prototype.
5393 * flow.c (update_life_info): Simplify the CFG and
5394 recalculate the global regs which are alive when
5395 removing dead code during a global update.
5396 (propagate_block): Return non-zero if an INSN is
5399 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5401 * Makefile.in (LIBICONV): Define.
5403 2001-07-26 Catherine Moore <clm@redhat.com>
5405 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
5406 of conditional to avoid tree checking errors.
5408 2001-07-26 Kazu Hirata <kazu@hxi.com>
5410 * regmove.c (regmove_optimize): Don't replace a reg with
5411 another reg of a different mode.
5413 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
5415 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
5416 limit length of dependancy flush list.
5417 * params.h (MAX_PENDING_LIST_LENGTH): Define.
5418 * sched-int.h (struct deps): Add pending_flush_length field.
5419 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
5420 has 1 element in it.
5421 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
5422 (sched_analyze): After a jump, if the pending memory flush list is too
5423 large, flush the pending lists.
5424 (init_deps): Initialize pending_flush_length to 0.
5425 * doc/invoke.texi (max_pending_list_length): Document parameter.
5427 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
5429 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
5430 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
5431 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
5433 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5435 * cpphash.h (struct_lexer_state): Delete was_skipping.
5436 Move skipping here from struct cpp_reader.
5437 * cpplex.c (parse_identifier): Update.
5438 (_cpp_lex_token): Don't skip tokens in a directive.
5439 * cpplib.c (struct if_stack): Update.
5440 (start_directive, end_directive): Don't change skipping state.
5441 (_cpp_handle_directive): Update.
5442 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
5443 (do_else, do_endif): Update; only check for excess tokens if not
5444 in a skipped conditional block.
5445 (push_conditional): Update for new struct if_stack.
5447 2001-07-26 Graham Stott <grahams@redhat.com>
5449 * function.c (locate_and_pad_parm): Also pad initial offset
5450 so that the total argument size also includes the padding.
5452 2001-07-26 Graham Stott <grahams@redhat.com>
5454 * gensupport.c (alter_output_for_insn): Correct enable checking failure
5455 change XSTR to XTMPL.
5457 (process_one_cond_exec): Likewise
5459 2001-07-25 Richard Henderson <rth@redhat.com>
5461 * varasm.c (assemble_variable): Create DECL_RTL before setting
5464 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
5466 * predict.c (estimate_probability): Avoid duplicated predictions.
5468 * loop.c (find_and_verify_loops): Grok multiple barriers.
5470 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5472 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
5474 * dbxout.c: Consistently use putc instead of fputc.
5475 (print_wide_int): New function; call instead of direct fprintf.
5476 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
5477 (dbxout_type_fields, dbxout_type_method_1): Likewise.
5478 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
5479 (print_int_cst_octal): Likewise.
5480 (print_octal): Show we wrote characters.
5481 (dbxout_type): Set have_used_extensions in more places.
5483 2001-07-25 Catherine Moore <clm@redhat.com>
5485 * config/v850/v850.c (v850_va_arg): Use addr
5486 instead of valist to build incr.
5488 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
5490 * flow.c (delete_dead_jumptables): New function.
5491 (life_analyzis): Call it.
5492 * bb-reorder.c (skip_insns_after_block): Handle contradictory
5495 2001-07-25 Richard Henderson <rth@redhat.com>
5497 * except.c (reachable_handlers): Handle a region being removed
5498 out from under a RESX.
5500 2001-07-25 Richard Henderson <rth@redhat.com>
5502 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
5503 swap GE/GT if it is an fp comparison.
5505 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
5507 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
5510 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
5512 * ssa.c (rename_insn_1): Do not wrap an assignment to a
5513 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
5516 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
5518 (visit_expression): When attempting to simplify an expression,
5519 retrieve any modes for arguments before they are simplified
5522 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
5523 Janis Johnson <janis@us.ibm.com>
5525 * stmt.c (expand_goto): A nonlocal goto can be a call too.
5526 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
5527 pointer parameters to match documented usage of nonlocal_goto.
5528 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
5529 parameters to their correct order.
5530 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
5531 parameters to their correct order.
5533 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
5535 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
5537 2001-07-25 Jan Hubicka <jh@suse.cz>
5538 Richard Henderson <rth@redhat.com>
5540 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
5542 (make_edges): New argument update_p; populate the edge cache if set.
5543 (find_basic_blocks): Update make_edges invocation.
5545 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5547 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
5549 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5551 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
5552 -Acpu and -Amachine.h.
5553 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
5554 Corrected header to say ELF not a.out.
5555 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
5556 when given -msoft-float.
5558 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5560 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
5561 extra multilib parts like arm-elf.
5562 (i960-*-coff*, i960-*-rtems): Should not use collect2.
5563 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
5564 crtfini.o as extra multilib parts.
5566 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5568 * configure.in: Add rtems as a supported thread model.
5569 * gthr-rtems.h: Add missing entry point __gthread_active_p.
5570 * configure: Rebuilt.
5572 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
5574 * stor-layout.c (get_mode_alignment): make it work when
5575 BITS_PER_UNIT is not a power of two.
5576 * builtins.c (get_pointer_alignment): Likewise.
5578 2001-07-24 Richard Henderson <rth@redhat.com>
5580 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
5581 the retrieved constant into the expected mode.
5583 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5585 * flow.c (try_simplify_condjump): Avoid duplicated edges.
5586 (verify_flow_info): Check for duplicated edges; clarify
5589 * flow.c (block_label): Update basic_block_for_insn.
5590 (commit_edge_insertions): Call compute_bb_for_insn.
5592 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
5595 * flow.c (redirect_edge_and_branch,
5596 try_optimize_cfg): Use redirect_edge_succ_nodup
5597 (redirect_edge_succ_nodup): New.
5598 * basic_block.h (redirect_edge_succ_nodup): Declare.
5600 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
5603 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5605 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
5606 (try_crossjump_to_edge): Update commetns.
5607 (try_crossjump_bb): Likewise.
5609 2001-07-24 Richard Henderson <rth@redhat.com>
5611 * combine.c (distribute_notes): Move set of need_refresh
5612 for noop_move_p down to catch all cases.
5614 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
5616 * recog.c (split_all_insns_noflow): New.
5617 * rtl.h (split_all_insns_noflow): Declare.
5618 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
5619 * m68hc11.c (m68hc11_reorg): Likewise.
5620 * sh.c (machine_dependent_reorg): Likewise.
5621 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
5624 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
5626 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
5627 (ashlsi3_n splitter): Likewise.
5628 (lshrsi3_n splitter): Likewise.
5630 (GOTaddr2picreg): Make const SImode.
5631 (sym_label2reg): Likewise.
5632 (symGOT2reg): Likewise.
5633 (symGOTOFF2reg) Likewise.
5635 (casesi_worker_0): Make unspec SImode.
5637 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
5639 * config/sh/sh.c (barrier_align): Check that an operand really is
5640 an insn before extracting its INSN_CODE.
5642 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
5644 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
5647 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
5648 for SImode to prevent overflow.
5650 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5652 * config/mips/irix6-libc-compat.c: New file.
5653 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
5654 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
5657 2001-07-24 lars brinkhoff <lars@nocrew.org>
5659 * rtl.texi (REG_POINTER): Document.
5660 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
5661 QFmode, HFmode, TQFmode, QCmode, and HCmode.
5663 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
5665 * flow.c (delete_noop_moves): Do not confuse libcall regions.
5667 2001-07-23 Richard Henderson <rth@redhat.com>
5669 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
5671 2001-07-23 Kazu Hirata <kazu@hxi.com>
5673 * config/h8300/h8300-protos.h: Add a prototype for
5674 general_operand_dst_push.
5675 * config/h8300/h8300.c (general_operand_dst_push): New.
5676 * config/h8300/h8300.h (OK_FOR_T): New.
5677 (EXTRA_CONSTRAINT): Use it.
5678 * config/h8300/h8300.md (movqi_push): Remove and integrate into
5679 the existing movqi pattern.
5680 (movhi_push): Likewise.
5682 * reload.c: Fix comment typos.
5684 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
5686 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
5688 2001-07-23 H.J. Lu (hjl@gnu.org)
5690 * doc/extend.texi: Update __builtin_return_address and
5691 __builtin_frame_address.
5693 2001-07-23 Richard Henderson <rth@redhat.com>
5695 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
5697 * config/i386/i386.md: New setcc+movzbl peephole2.
5699 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5701 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
5702 * objc/objc-act.c: Include debug.h.
5703 (synth_module_prologue): Save and restore debug hooks too.
5705 2001-07-23 lars brinkhoff <lars@nocrew.org>
5707 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
5708 and C4X_FLOAT_FORMAT.
5709 (BOOL_TYPE_SIZE): Document.
5711 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
5713 * unroll.c (loop_iterations): Fix miscalculation of initial
5716 2001-07-13 Andrew Haley <aph@redhat.com>
5718 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
5719 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
5720 * config/sh/sh.c (sh_can_redirect_branch): New function.
5721 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
5722 * reorg.c (steal_delay_list_from_target): Use
5723 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
5725 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
5727 * flow.c (try_simplify_condjump): Unlink insn chain on
5728 fallthru edge; use can_fallthru.
5730 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
5732 * basic-block.h (find_sub_basic_block): Declare.
5733 * flow.c (make_edges): New arguments MIN and MAX;
5734 (find_sub_basic_blocks): Revamp to use make_edges
5735 and purge_dead_edges.
5736 (find_basic_blocks): Update call of find_sub_basic_block.
5738 * recog.c (split_all_insns): Always expect CFG to be consistent;
5739 call find_sub_basic_blocks in case something has changed.
5740 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
5743 * basic-block.h (delete_noop_moves): Declare.
5744 * combine.c (combine_instructions): Call it.
5745 (recog_for_combine): Tolerate noop moves
5746 (distribute_notes): Force refresh when register dies at noop move.
5747 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
5749 (life_analysis): Update delete_noop_moves call.
5750 (set_noop_p): Move too ...
5751 * rtlanal.c (noop_move_p): ... here.
5752 * rtl.h (noop_move_p): Declare.
5754 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
5755 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
5757 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
5758 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
5760 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
5762 * reload.c (push_reload): Fix typo in comment.
5763 (find_reloads_address): Ditto.
5764 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
5766 2001-07-22 Richard Henderson <rth@redhat.com>
5768 * flow.c: Grammar check and clarify a lot of comments.
5769 (try_simplify_condjump): Rename variables to be clearer.
5770 (try_forward_edges): Skip complex and fallthru edges.
5771 Rearrange tests to avoid duplicate checks.
5772 (flow_find_cross_jump): Likewise.
5773 (outgoing_edges_match): Allow match if neither branch has
5774 probability data. Loosen probability match to 5%.
5775 (try_crossjump_to_edge): Hoist repeated indirection into
5777 (try_crossjump_bb): Don't check complex edges. Eliminate
5778 redundant crossjump tests.
5779 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
5780 checks before more expensive checks.
5782 2001-07-22 Richard Henderson <rth@redhat.com>
5784 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
5785 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
5788 2001-07-22 Richard Henderson <rth@redhat.com>
5790 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
5791 (const_sint32_operand): Likewise.
5792 * m68k.md (anon mulsi pattern): Use const_int_operand not
5793 const_sint32_operand.
5794 (umulsi3_highpart): Zero extend a constant input.
5795 (smulsi3_highpart): Don't bother checking SImode constant.
5796 (const_umulsi3_highpart): Give op3 DImode.
5797 (const_smulsi3_highpart): Likewise.
5799 2001-07-22 Richard Henderson <rth@redhat.com>
5801 * flow.c (split_block): Make sure bb_note is included in the
5802 new block when splitting before a label.
5804 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
5806 * basic-block.h (redirect_edge_and_branch_force,
5807 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
5808 * flow.c (redirect_edge_and_branch_force,
5809 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
5810 (redirect_edge_and_branch_force): Fix copying of lifeness information.
5811 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
5812 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
5813 instead of label; update CFG after transformation.
5814 (find_if_case_1): Update call, use redirect_edge_and_branch_force
5815 for finishing the transformation; handle even case where ELSE
5816 does not follow THEN.
5817 (find_if_case_2): Update call of dead_or_predictable; simplify
5820 * emit-rtl.c (split_branch_probability): New global variable.
5821 (try_split): Take care to set split_branch_probability and
5822 create REG_BR_PROB note for new jump insns.
5823 * md.texi (define_split): Document new feature.
5825 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
5827 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
5829 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
5830 (asm_out_file): Remove redundant declaration.
5831 (assemble_asm): Remove old #if 0 block.
5832 (assemble_variable): Remove end of function; debug output is
5833 now handled with global_decl. Remove old #if 0 block. Update.
5834 Remove saved_in_section and associated no-op code.
5835 * Makefile.in (varasm.o): Correct dependencies.
5837 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
5839 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5840 the definition in defaults.h.
5842 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
5844 * jump.c: Update comments.
5845 (delete_barrier_successors, delete_unreferenced_labels,
5846 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
5847 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
5848 jump_optimize, jump_optimize_minimal): Kill.
5849 (rebuild_jump_labels): Move code from jump_optimize_1.
5850 (purge_line_number_notes): Likewise.
5851 (copy_loop_headers): Likewise.
5852 * reg-stack.c: Update comment.
5854 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
5855 JUMP_AFTER_REGSCAN): Kill.
5856 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
5857 purge_line_number_notes and copy_loop_headers.
5859 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
5860 Richard Henderson <rth@redhat.com>
5862 * dbxout.c (dbxout_global_decl): New.
5863 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
5864 * sdbout.c (sdbout_finish): New.
5865 (sdbout_debug_hooks): Use it, add comments.
5866 (sdbout_global_decl): Defer initialised public vars to
5868 * varasm.c (assemble_variable): Don't output debug information
5869 for file-scope variables.
5871 2001-07-22 Richard Henderson <rth@redhat.com>
5873 * config/alpha/alpha.c (get_trap_mode_suffix): New.
5874 (get_round_mode_suffix): New.
5875 (print_operand): Use them for [/]. Remove support for [&'`()+].
5876 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
5877 * config/alpha/alpha.md (attr round_suffix): New.
5878 (attr trap_suffix): New.
5879 (all insns): Set them appropriately. Use %/ instead of the
5882 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5884 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
5886 2001-07-22 Richard Henderson <rth@redhat.com>
5888 * regrename.c (regrename_optimize): Compute nregs for each
5889 potential target register.
5891 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
5892 Richard Henderson <rth@redhat.com>
5894 * dbxout.c (dbxout_global_decl): New.
5895 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
5896 * sdbout.c (sdbout_finish): New.
5897 (sdbout_debug_hooks): Use it, add comments.
5898 (sdbout_global_decl): Defer initialised public vars to
5900 * varasm.c (assemble_variable): Don't output debug information
5901 for file-scope variables.
5903 2001-07-21 H.J. Lu (hjl@gnu.org)
5905 * config/mips/mips.c (mips_cpu): Moved into ...
5906 (override_options): Here.
5908 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
5910 (mips_cpu): Removed.
5912 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5914 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
5915 ("iorqi3"): Likewise.
5916 ("xorqi3"): Likewise.
5917 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
5918 ("*subhi3_sp): Likewise.
5919 ("*subhi3"): Likewise.
5920 ("extendhisi2"): Accept D, X and Y as source operand to avoid
5923 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
5925 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
5926 * config/freebsd.h: Likewise.
5927 * config/linux.h: Likewise.
5928 * config/openbsd.h: Likewise.
5929 * config/alpha/linux-elf.h: Likewise.
5930 * config/arm/linux-elf.h: Likewise.
5931 * config/d30v/d30v.h: Likewise.
5932 * config/fr30/fr30.h: Likewise.
5933 * config/ia64/aix.h: Likewise.
5934 * config/ia64/ia64.h: Likewise.
5935 * config/mips/linux.h: Likewise.
5936 * config/pj/pj.h: Likewise.
5937 * config/rs6000/linux.h: Likewise.
5938 * config/sparc/linux.h: Likewise.
5939 * config/sparc/linux64.h: Likewise.
5941 2001-07-20 Bruce Korb <bkorb@gnu.org>
5943 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
5944 because getc() and char* may disagree on signedness.
5946 2001-07-20 Richard Henderson <rth@redhat.com>
5948 * doc/rtl.texi (REG_DEAD): Update for current semantics.
5950 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
5951 insns to delete in the presence of cc0 in a jump insn.
5953 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
5954 Jan Hubicka <jh@suse.cz>
5956 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
5957 of doing the change by hand.
5959 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
5961 * rtlanal.c (set_noop_p): Return true for noop jumps.
5963 * expr.c (emit_single_push_insn): Add call to push expander.
5964 * expr.h (optab_index): Add OTI_push
5965 (push_optab): New constant.
5966 * genopinit.c (optabs): Add push_optab.
5967 * optabs.c (init_optab): Init push optab.
5968 * md.texi (push??1): Document
5970 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5972 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
5973 expand to emit the pattern; put a REG_INC note for push/pop
5975 ("movdf", "movdf_internal"): Likewise.
5976 ("movsi", "movsi_internal"): Likewise.
5977 ("movsf", "movsf_internal"): Likewise.
5978 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
5980 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5982 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
5985 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
5987 * params.def: Change default max inline insns to 100.
5989 2001-07-20 Diego Novillo <dnovillo@redhat.com>
5991 * combine.c (combine_simplify_rtx): Generate a new shift operation
5992 when simplifying the first operand of a (neg (ashift)) expression.
5994 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5996 * regclass.c (N_REG_INTS): Use only 32 bits per element.
5998 2001-07-20 Kelley Cook <kelley.cook@home.com>
6000 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
6001 information. Move rest into ...
6002 (*-*-solaris): ... here. Eliminate redundant information and
6003 reword necessary packages section. Delete 4.x assembler bug info.
6004 (sparc-sun-*): Merge into ...
6005 (sparc-sun-sunos*): here.
6007 2001-07-20 Catherine Moore <clm@redhat.com>
6009 * config/v850/v850.md (casesi): Generate LABEL_REF
6012 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
6014 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
6015 * i386.c (ix86_zero_extend_to_Pmode): Make global.
6016 * i386.md (strclrsi expander): Use it.
6018 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6020 * integrate.c (copy_insn_list): handle
6021 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
6022 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
6023 identically as to CODE_LABEL.
6025 * fold-const (fold): Convert A/B/C to A/(B*C) and
6028 * except.c (connect_post_landing_pads): Delete the RESX insns.
6030 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
6032 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
6034 * config/mips/mips.md (nmadd/nmsub): Use macro.
6036 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
6038 * cppinit.c (remove_dup_dir): Make static.
6039 (remove_dup_dirs): Make static. Only warn about preempting a
6040 system directory with a non-system directory.
6042 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
6044 * ifcvt.c (noce_try_store_flag_constants): Correct order
6045 of parameters to trunc_int_for_mode.
6047 2001-07-19 Mark Mitchell <mark@codesourcery.com>
6049 * reorg.c (fill_simple_delay_slots): If an instruction might throw
6050 an exception that will be caught within this function, do not fill
6051 its delay slot with any subsequent instruction.
6053 2001-07-19 Steve Ellcey <sje@cup.hp.com>
6055 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
6056 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
6057 pointer extension instruction.
6058 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
6059 * simplify-rtx.c (simplify_unary_operation) Likewise.
6060 * explow.c (convert_memory_address) Check value of
6061 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
6063 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
6064 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
6065 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
6066 Add Multilib Support.
6067 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
6068 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
6069 Add Multilib Support.
6070 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
6072 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
6073 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
6074 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
6076 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
6078 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
6079 old and new operands in `<', `3' and `b'.
6081 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
6083 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
6084 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
6085 (toplev.o): Don't depend on xcoffout.h.
6086 * c-decl.c: Include debug.h
6087 (duplicate_decls): Use debug hook.
6088 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
6089 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6090 (dbxout_types): Remove.
6091 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
6092 * debug.c (do_nothing_debug_hooks): Update.
6093 (debug_true_tree, debug_nothing_rtx): New.
6094 * debug.h (struct rtx_def): New.
6095 (struct gcc_debug_hooks): New hooks ignore_block,
6096 outlining_inline_function and label.
6097 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
6098 dwarf2out_frame_finish): New.
6099 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
6100 Make static, update prototype.
6101 (dwarf2_debug_hooks): Update.
6102 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
6103 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
6104 * dwarfout.c (dwarf_debug_hooks): Update.
6105 * emit-rtl.c: Include debug.h.
6106 (remove_unnecessary_notes): Use debug hook.
6107 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
6108 (final_scan_insn): Use debug hook.
6109 * integrate.c (output_inline_function): Use debug hook.
6110 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
6111 (sdb_debug_hooks): Update.
6112 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
6113 * toplev.c: Don't include xcoffout.h.
6114 (note_outlining_of_inline_function, debug_ignore_block): Remove.
6115 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
6117 * tree.h (dwarf2out_do_frame): Remove.
6119 2001-07-19 Catherine Moore <clm@cygnus.com>
6121 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
6123 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
6125 * reload1.c (eliminate_regs_in_insn): When updating a set
6126 to the frame pointer to the hardware frame pointer, perform
6127 the update always not just when REPLACE is set.
6129 * reload1.c (choose_reload_regs): Don't inherit a reload
6130 that crosses multiple registers if registers past the first
6131 don't fit in the desired class.
6133 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
6134 when negating constants.
6136 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
6138 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
6139 * doc/tree.texi: Ditto.
6141 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
6142 Jakub Jelinek <jakub@redhat.com>
6144 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
6145 (extract_cie_info): Handle "eh" augmentation properly,
6147 (struct frame_state, __frame_state_for): New.
6149 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6151 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
6152 HANDLE_SYSV_PRAGMA): Define.
6153 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
6155 (copy_object): Caller changed.
6157 2001-07-19 Andreas Schwab <schwab@suse.de>
6159 * configure.in (assembler dwarf2 debug_line support): Define nop
6161 * configure: Regenerated.
6163 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
6165 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
6167 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
6168 to conditionally compiled block.
6169 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6170 * dbxout.h (dbxout_function): Remove.
6171 * debug.c (do_nothing_debug_hooks): Update.
6172 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
6173 global_decl, deferred_inline_function.
6174 * dwarf2out.c (dwarf2_debug_hooks): Update.
6175 (dwarf2out_global_decl): New.
6176 * dwarfout.c: Don't include dwarfout.h.
6177 (dwarfout_global_decl, dwarfout_function_decl,
6178 dwarfout_deferred_inline_function): New.
6179 (dwarf_debug_hooks): Update.
6180 * dwarfout.h: Remove.
6181 * final.c: Don't include dwarfout.h.
6182 * sdbout.c (sdbout_global_decl): New.
6183 (sdbout_debug_hooks): Update.
6184 * toplev.c: Don't include dwarfout.h.
6185 (check_global_declarations, rest_of_compilation): Use new debug hooks.
6186 (note_deferral_of_defined_inline_function): Remove.
6187 * toplev.h (note_deferral_of_defined_inline_function): Remove.
6188 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
6189 * ch/lex.c: Don't include dwarfout.h.
6190 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
6191 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
6192 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
6193 * cp/optimize.c: Include debug.h.
6194 (maybe_clone_body): Use debug hook.
6195 * cp/semantics.c: Include debug.h.
6196 (expand_body): Use debug hook.
6197 * po/POTFILES.in: Remove dwarfout.h.
6199 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
6201 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
6202 * c-parse.in (yyerror, _yylex): Similarly.
6203 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
6204 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
6206 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
6207 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
6209 2001-07-18 Jeff Sturm <jsturm@one-point.com>
6211 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
6212 in-class declaration at -g1. Fixes c++/2814.
6214 2001-07-18 Richard Henderson <rth@redhat.com>
6216 * doc/md.texi (reload_in/out): Document restrictions in predicates
6217 and constraints for these patterns. Document empty string matching
6220 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6222 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
6224 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6226 * cse.c: Undo my previous patch.
6228 2001-07-18 Tom Tromey <tromey@redhat.com>
6231 * configure: Rebuilt.
6232 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
6234 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
6236 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
6237 Jan Hubicka <jh@suse.cz>
6239 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
6240 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
6241 * jump.c (mark_jump_label): Do not forward branches.
6243 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
6245 * cse.c (delete_trivially_dead_insns): Delete the libcall block
6246 when return value is unused.
6248 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6250 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
6252 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
6254 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
6255 on error. We can't blindly return the result of
6256 pthread_mutex_trylock because it returns a positive number on
6257 error, while we must return -1 on error.
6258 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
6260 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
6262 2001-07-18 Andreas Jaeger <aj@suse.de>
6264 * integrate.c (output_inline_function): Correct type of debug_hooks.
6266 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
6268 * combine.c (combine_simplify_rtx): DIV can be treated
6269 associatively for floats if unsafe math optimisations are enabled.
6271 2001-07-17 Richard Henderson <rth@redhat.com>
6273 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
6275 2001-07-17 Richard Henderson <rth@redhat.com>
6277 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
6278 don't force the function address into a register.
6279 (expand_call, emit_library_call_value_1): Update callers.
6280 * builtins.c (expand_builtin_apply): Likewise.
6281 * expr.h (prepare_call_address): Update decl.
6283 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
6285 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
6287 * config/i386/chorus.h: Move up.
6288 * config/sparc/chorus.h: Likewise.
6289 * config/rs6000/chorus.h: Likewise.
6290 * config/chorus.h: Moved here.
6292 2001-07-17 Andreas Schwab <schwab@suse.de>
6294 * configure.in (assembler eh_frame optimization): Handle big
6296 * configure: Regenerated.
6298 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
6300 * expr.c (epxand_expr): Convert divisions into multiplications by
6301 reciprocals if -ffast-math.
6303 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
6305 * dbxout.c (dbxout_really_begin_function): Rename to
6306 dbxout_begin_function.
6307 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6308 (dbxout_begin_function): Remove.
6309 (dbxout_function): Update.
6310 (dbxout_source_line): Update prototype.
6311 * dbxout.h (dbxout_begin_function): Remove.
6312 * debug.c (do_nothing_debug_hooks): Update.
6313 (debug_nothing_tree): Update.
6314 (debug_nothing_charstar_rtx): Remove.
6315 * debug.h (union tree_node): Declare.
6316 (struct rtx_def): Remove.
6317 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
6318 begin_function. Change source_line prototype.
6319 (debug_nothing_tree): New.
6320 (debug_nothing_charstar_rtx): Delete.
6321 (dwarf2out_begin_prologue): Moved from ...
6323 * dwarf2out.c (dwarf2_debug_hooks): Update.
6324 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
6325 debug info, call dwarf2out_source_line.
6326 (dwarf2out_souce_line): Update prototype.
6327 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
6328 Change prototype, make static.
6329 (dwarfout_source_line): Update prototype.
6330 (dwarf_debug_hooks): Update.
6331 * dwarfout.h (dwarfout_begin_function): Remove.
6332 * final.c (final_start_function, final_scan_insn): Use appropriate
6333 debug hooks, update to use notice_source_line.
6334 (output_source_line): Rename notice_source_line. Don't call the
6335 source_line debug hook.
6336 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
6337 make static, update prototype.
6338 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
6340 (sdbout_end_prologue): New.
6341 (sdbout_source_line): Update prototype.
6342 (sdbout_debug_hooks): Update.
6343 (sdbout_symbol): Remove unused var.
6344 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
6346 * varasm.c: Include debug.h.
6347 (assemble_start_function): Use begin_function debug_hook.
6348 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
6349 update with prototype.
6350 (xcoffout_source_line): Update prototype.
6351 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
6353 (xcoffout_source_line): Update prototype.
6355 2001-07-17 Richard Henderson <rth@redhat.com>
6357 * c-typeck.c (build_binary_op): Do not shorten unsigned
6358 right shift after sign extension.
6360 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
6362 * combine.c (combine_simplify_rtx): Attempt to simplify
6363 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
6365 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
6366 (simplify_binary_operation, simplify_unary_operation,
6367 simplify_relational_operation): Use it.
6369 * combine.c (combine_simplify_rtx): Don't do associative law
6370 on divisions; allow associative law on floats.
6372 2001-07-17 H.J. Lu <hjl@gnu.org>
6373 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6375 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
6376 ASM_OUTPUT_WEAK_ALIAS are defined.
6377 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
6378 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
6380 * config/mips/iris5.h: ... here.
6381 (HANDLE_SYSV_PRAGMA): Defined as 1.
6382 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
6383 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
6386 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
6388 * c-parse.in (all_prefix_attributes): New variable.
6389 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
6390 (maybe_resetattrs): New production.
6391 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
6392 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
6393 notype_initdcl, nested_function, notype_nested_function,
6394 component_decl, components, components_notype,
6395 component_declarator, component_notype_declarator,
6396 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
6397 ivars, mydecl, myparm): Update. Avoid prefix attributes just
6398 after a comma being applied to more than one declarator.
6399 * doc/extend.texi (Attribute Syntax): Update. Remove
6400 documentation of bugs that are no longer present.
6402 2001-07-13 Eric Christopher <echristo@redhat.com>
6404 * config/mips/mips.h: Change TUNE_MIPS* options to use
6406 (EXTRA_SPECS): Add cc1_cpu_spec.
6407 * config/mips/mips.md (muldf3): Fix typo.
6409 2001-07-16 Richard Henderson <rth@redhat.com>
6411 * config/m68k/m68k.c: Include expr.h and reload.h.
6412 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
6413 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
6415 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
6416 Richard Henderson <rth@redhat.com>
6418 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
6419 (insn_live_p): Fix fall off end of function.
6420 (dead_libcall_p): Remove COUNTS argument; update callers.
6421 (delete_trivially_dead_insns): Remove unused variables.
6423 2001-07-17 Andreas Jaeger <aj@suse.de>
6425 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
6428 * lcm.c (optimize_mode_switching): Avoid warning for unused
6429 variable if !NORMAL_MODE.
6431 * flow.c (try_crossjump_to_edge): Remove unused variable.
6433 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
6435 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
6436 atexit declaration in stdlib.h.
6438 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
6440 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
6442 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6444 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
6445 * except.c (finish_eh_generation): Update call of cleanup_cfg;
6446 do rebuild_jump_labels instead of jump_optimize
6447 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
6448 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
6449 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
6451 * flow.c: Include timevar.h
6452 (find_basic_block): Push/pop timevar;
6453 (cleanup_cfg): Likewise.
6454 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
6455 * Makefile: Add dependencies on timevar.h
6457 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
6458 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
6460 * rtl.h (delete_trivially_dead_insns): Add new parameter.
6461 * toplev.c (rest_of_compilation): Update calls.
6462 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
6463 (delete_trivially_dead_insns): ... here; accept new argument
6464 preserve_basic_blocks; preserve basic blocks if set.
6466 * reg-stack.c (stack_regs_mentioned): Return 0 if
6467 stack_regs_mentioned_data is not initialized.
6468 (reg_to_stack): Make stack_regs_mentioned survive after the
6469 reg-stack is completted; do not call cleanup_cfg.
6470 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
6471 make cleanup_cfg after bb-reorder to output to debug file.
6473 2001-07-16 Richard Henderson <rth@redhat.com>
6475 * regclass.c (init_reg_sets): Use only 32 bits per initializer
6476 from int_reg_class_contents.
6478 2001-07-16 Richard Henderson <rth@redhat.com>
6480 * hard-reg-set.h (regs_invalidated_by_call): Declare.
6481 * regclass.c (regs_invalidated_by_call): Move from cse.c.
6482 (init_reg_sets_1): Move initialization from cse_main.
6483 * cse.c (regs_invalidated_by_call): Move to regclass.c.
6484 (cse_main): Move its initialization also.
6485 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
6486 * flow.c (propagate_one_insn): Likewise.
6487 * gcse.c (compute_hash_table): Likewise.
6488 (compute_kill_rd, compute_store_table): Likewise.
6489 * sched-deps.c (sched_analyze_1): Likewise.
6491 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
6493 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
6496 2001-07-16 Steve Ellcey <sje@cup.hp.com>
6498 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
6499 in if statement so we don't access undefined memory.
6501 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
6503 * gcse.c: Update comment at top.
6504 Update comment on mem handling.
6505 mem_last_set, mem_first_set, mem_set_in_block: gone.
6506 Declaration of reg_set_info: gone.
6507 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
6508 pointless with load_killed_in_block_p (they are *more*
6509 conservative then it, not less, and less accurate).
6510 (oprs_not_set_p): Ditto.
6511 (alloc_gcse_mem): Don't allocate mem_set_in_block
6512 (free_gcse_mem): Don't free it, either.
6513 (record_last_mem_set_info): Update comment in front, remove
6514 mem_*set_* stuff. Note the reason we don't handle stores directly
6516 (compute_hash_table): Update comments to reflect reality. Remove
6517 mem_*set_* references.
6518 (reset_opr_set_tables): Remove mem_*set_* references.
6520 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
6521 (mark_clobber): Ditto (on both parts, we double set here too).
6522 (expr_killed_p): Remove mem_set_in_block test.
6523 (compute_transp): Remove mem_set_in_block test.
6525 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
6526 of edge, and removal of phi alternative to dump file.
6527 (ssa_ccp_substitute_constants): Add note about register now being
6528 constant, and which uses were replaced in what insns to dump file.
6530 2001-07-16 Andreas Jaeger <aj@suse.de>
6532 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
6533 variables of type HOST_WIDEST_INT.
6535 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
6536 (__bb_exit_func): Correct type of count_max to avoid overflow.
6537 (num_digits): Handle long long argument.
6539 * combine.c (gen_lowpart_for_combine): Remove unused variable.
6541 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6543 * output.h (sdb_begin_function_line): Restore as an extern
6545 * sdbout.c (sdb_begin_function_line): Make extern.
6547 2001-07-15 Richard Henderson <rth@redhat.com>
6549 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
6550 * genrecog.c (maybe_both_true_mode): New.
6551 (maybe_both_true_2): Use it.
6552 (write_switch): Don't put Pmode in a switch.
6553 * rtl.c (mode arrays): Don't explicitly size them.
6555 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6557 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
6558 handling; move unconditional splitting before mode switching.
6560 * i386.md (type): Add fistp type.
6561 (i387, length_attr, scheduling definitions): Handle this type.
6562 (fix_trunc?f?i2): Revamp to use mode switching.
6563 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
6564 * i386.h (fp_cw_mode): New enum
6565 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
6566 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
6568 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6570 * Makefile.in (integrate.o): Add debug.h.
6571 * integrate.c (debug.h): Add.
6572 (output_inline_function): Save, reset, and restore debug_hooks.
6574 2001-07-15 Richard Henderson <rth@redhat.com>
6576 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
6577 instead of COMPARE for the EQUIV expression.
6579 2001-07-15 Richard Henderson <rth@redhat.com>
6581 * flow.c (redirect_edge_and_branch_force): Initialize
6582 global_live_at_start and global_live_at_end.
6583 (allocate_bb_life_data): Export.
6584 * basic-block.h (allocate_bb_life_data): Declare.
6585 * toplev.c (rest_of_compilation): Call it.
6587 2001-07-15 Richard Henderson <rth@redhat.com>
6589 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
6590 (alpha_tablejump_best_label): New.
6591 * config/alpha/alpha-protos.h: Declare them.
6592 * config/alpha/alpha.md: Use braced strings for code blocks.
6593 (tablejump_osf): Break out add with r29.
6594 (tablejump_osf_internal): Remove.
6595 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
6596 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
6598 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6600 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
6603 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
6605 * i386-protos.h (ix86_split_fp_branch): Update prototype.
6606 (ix86_fp_jump_nontrivial_p): New.
6607 * i386.md (fp_jcc_?): Update call of split_fp_branch;
6608 use ix86_fp_jump_nontrivial_p.
6609 * i386.c (ix86_fp_jump_nontrivial_p): New.
6610 (ix86_split_fp_branch): Accept code instead of rtx.
6611 (ix86_expand_compare): Expand comparison early in case
6612 doing so is resonably cheap.
6614 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
6616 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
6618 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
6619 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
6621 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
6623 * dbxout.c (dbxout_source_line): Make static, update prototype.
6624 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
6625 (dbxout_init, dbxout_finish, dbxout_source_line,
6626 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
6627 * dbxout.h (dbxout_source_line): Delete.
6628 * debug.c (debug_nothing_file, debug_nothing_file_int,
6629 debug_nothing_file_charstar_rtx): New.
6630 (do_nothing_debug_hooks): Update.
6631 (debug_nothing_void, debug_nothing_charstar_rtx,
6632 dwarf2out_end_epilogue): New.
6633 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
6634 * debug.h (struct rtx_def): Declare.
6635 (gcc_debug_hooks): New hooks source_line, end_epilogue
6637 (debug_nothing_void, debug_nothing_charstar_rtx,
6638 dwarf2out_end_epilogue): New.
6639 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
6640 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
6641 (dwarf2_debug_hooks): Update.
6642 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
6643 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
6644 * dwarf2out.h (dwarf2out_source_line): Remove.
6645 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
6646 Make static, update prototype.
6647 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
6648 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
6649 (dwarf_debug_hooks): Update.
6650 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
6651 dwarfout_end_function): Remove.
6652 * final.c (profile_function): Use debug hooks for ending functions
6654 (output_source_line, final_end_function): Update prototype,
6656 (final_start_function, final_scan_insn): Update.
6657 * output.h (sdb_begin_function_line): Remove.
6658 (final_end_function): Update prototype.
6659 * sdbout.c (sdb_begin_function_line): Make static.
6660 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
6661 (sdbout_source_line): New.
6662 (sdbout_end_epilogue, sdbout_end_function): Make static, update
6664 (sdb_debug_hooks): Update.
6665 (sdbout_init, sdbout_source_line,
6666 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
6667 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
6668 * toplev.c (compile_file, rest_of_compilation): Update.
6669 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
6670 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
6671 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
6672 Update for prototype changes.
6673 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
6674 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
6676 2001-07-15 Richard Henderson <rth@redhat.com>
6678 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
6679 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
6680 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
6681 * config/alpha/alpha.c: Likewise.
6682 * config/alpha/alpha.md: Likewise.
6683 * config/alpha/alpha32.h: Likewise.
6684 * config/alpha/vms.h: Likewise.
6687 2001-07-14 Richard Henderson <rth@redhat.com>
6689 * config/alpha/alpha.md: Use define_constants for unspec values.
6690 Substitute throughout.
6692 2001-07-14 Tim Josling <tej@melbpc.org.au>
6694 * tree.def (EXPON_EXPR) remove. Never supported anyway.
6696 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
6698 * pa.md: Remove unused constraints from define_split's.
6700 2001-04-14 Richard Henderson <rth@redhat.com>
6702 * ifcvt.c (find_cond_trap): Test for exit block.
6704 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
6706 Re-install recently reverted patch.
6707 * emit-rtl.c (try_split): Update mark_jump_label call.
6708 * flow.c (find_sub_basic_blocks): Likewise.
6709 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
6711 (mark_all_labels): Kill second parameter.
6712 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
6713 (rebuild_jump_labels, jump_optimize_minimal): Update call
6715 (jump_optimize_1): Kill crossjumping code.
6716 (mark_jump_label): Kill cross_jump parameter.
6717 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
6718 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
6719 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
6721 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
6723 (dump_file_info): Likewise.
6724 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
6725 reorganize passes to do reg-stack first, bb-reorder second.
6726 * invoke.texi (-d letters doc): Remove the jump2 pass.
6728 2001-07-14 Richard Henderson <rth@redhat.com>
6730 * ifcvt.c (find_cond_trap): New.
6731 (find_if_header): Call it.
6732 (merge_if_block): Relax existing jump sanity check.
6733 * jump.c (jump_optimize_1): Remove conditional trap handling.
6735 2001-07-14 Alan Modra <amodra@bigpond.net.au>
6737 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
6739 (insn_refs_are_delayed): Correct comment.
6740 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
6741 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
6742 instead of r31. Make associated insn !TARGET_64BIT, and
6743 provide an additional 64-bit insn that clobbers r2.
6745 (udivsi3): Likewise.
6747 (umodsi3): Likewise.
6749 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
6751 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
6753 * flow.c (redirect_edge_and_branch_force, split_edge,
6754 try_crossjump_to_edge): Use set_block_for_new_insns.
6755 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
6757 2001-07-13 H.J. Lu (hjl@gnu.org)
6759 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
6762 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
6764 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
6766 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
6768 * c-common.c (decl_attributes): Take a pointer to the node to
6769 which attributes are to be attached, and a flags argument.
6770 * c-common.h (enum attribute_flags): New.
6771 (decl_attributes): Update prototype.
6772 * c-decl.c (start_decl, push_parm_decl, finish_struct,
6773 finish_enum, start_function): Update calls to decl_attributes.
6774 * c-parse.in (component_declarator, component_notype_declarator,
6775 label): Update calls to decl_attributes.
6777 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
6779 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
6780 * config/avr/avr.c (legitimate_address_p): Return value changed
6781 from letter to register classes. For better debugging.
6783 2001-07-13 Kazu Hirata <kazu@hxi.com>
6785 * jump.c (reversed_comparison_code_parts): Fix comment typos.
6787 2001-07-13 H.J. Lu (hjl@gnu.org)
6789 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
6791 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
6793 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
6794 correctly for shared configurations.
6795 * config/t-libgcc-pic: New.
6796 * config/{i386,m68k,sparc}/t-openbsd: New.
6797 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
6798 Support -shared. Support debugging libraries with -g.
6799 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
6800 frame information does not emit pointer diffs.
6801 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
6804 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
6806 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
6808 2001-07-13 David Edelsohn <edelsohn@gnu.org>
6810 * combine.c (try_combine): Ensure const_int pow2 is positive.
6812 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
6814 * config.gcc: Add configuration for s/390.
6815 * config/s390/s390.c: New. Subroutines for code generation.
6816 * config/s390/s390.h: New. Definitions for s/390.
6817 * config/s390/s390-protos.h: New. Prototypes.
6818 * config/s390/linux.h: New. Definitions for linux for s/390.
6819 * config/s390/linux64.h: New. Definitions for linux for zSeries.
6820 * config/s390/t-linux: New. Makefile fragment.
6821 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
6822 * config/s390/fixdfdi.h: New. Fix L_fix*di.
6824 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
6826 * emit-rtl.c (try_split): Update mark_jump_label call.
6827 * flow.c (find_sub_basic_blocks): Likewise.
6828 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
6830 (mark_all_labels): Kill second parameter.
6831 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
6832 (rebuild_jump_labels, jump_optimize_minimal): Update call
6834 (jump_optimize_1): Kill crossjumping code.
6835 (mark_jump_label): Kill cross_jump parameter.
6836 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
6837 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
6838 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
6840 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
6842 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
6843 reorganize passes to do reg-stack first, bb-reorder second.
6844 * invoke.texi (-d letters doc): Remove the jump2 pass.
6846 2001-07-12 Steve Ellcey <sje@cup.hp.com>
6848 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
6850 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6852 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
6854 (verify_flow_info): Make diagnostics prettier.
6856 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6858 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
6860 * flow.c (outgoing_edges_match): Return early if condition reversal
6863 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
6865 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
6866 (mips_move_2words): When splitting a move into two instructions,
6867 prefix the second address operand with '%D'.
6869 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
6871 * Makefile.in (final.o): Depend on debug.h.
6872 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
6873 (dbx_debug_hooks): Add new hooks.
6874 (xcoff_debug_hooks): New.
6875 * debug.c (debug_nothing_file_int_int): New.
6876 (do_nothing_debug_hooks): Update.
6877 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
6878 (debug_nothing_file_int_int): New.
6879 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
6880 static, update prototype.
6881 (dwarf2_debug_hooks): Update.
6882 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
6883 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
6884 static, update prototype.
6885 (dwarf_debug_hooks): Update.
6886 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
6887 * final.c: Include debug.h.
6888 (final_scan_insn): Use debug hooks when beginning and ending blocks.
6889 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
6890 static, update prototype.
6891 (sdb_debug_hooks): Update.
6892 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
6893 * toplev.c: Distinguish between xcoff and dbx.
6895 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
6896 Call all debug hooks, not just dwarf ones.
6898 2001-07-11 Timothy Wall <twall@redhat.com>
6900 * config.gcc: Add configuration for AIX5/IA64.
6901 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
6902 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
6903 support prefix/suffix code.
6904 * config/ia64/t-aix: New. Makefile fragment.
6905 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
6907 2001-07-11 Kazu Hirata <kazu@hxi.com>
6909 * recog.c (validate_change): Fix a comment typo.
6911 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
6913 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
6914 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
6916 * dbxout.c (dbx_debug_hooks): Add new hooks.
6917 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
6919 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
6921 * dbxout.h (dbxout_start_new_source_file,
6922 dbxout_resume_previous_source_file): Delete.
6923 * debug.c (do_nothing_debug_hooks): Add new hooks.
6924 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
6925 (debug_nothing_int_charstar, debug_nothing_int): New.
6926 * debug.h (gcc_debug_hooks): New hooks define, undef,
6927 start_source_file and end_source_file.
6928 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
6929 (debug_nothing_int_charstar, debug_nothing_int): New.
6930 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
6931 the conditionally compiled section.
6932 (dwarf2out_start_source_file, dwarf2out_end_source_file,
6933 dwarf2out_define, dwarf2out_undef): Make static.
6934 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
6935 dwarf2out_define, dwarf2out_undef): Remove.
6936 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
6937 (dwarfout_start_source_file, dwarfout_end_source_file,
6938 dwarfout_define, dwarfout_undef): Make static.
6939 (dwarfout_start_source_file_check,
6940 dwarfout_end_source_file_check): New.
6941 (dwarfout_define, dwarfout_finish): Update.
6942 * dwarfout.h (dwarfout_start_new_source_file,
6943 dwarfout_resume_previous_source_file, dwarfout_define,
6944 dwarfout_undef): Remove.
6945 * sdbout.c (sdb_debug_hooks): Add new hooks.
6946 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
6948 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
6949 make static, take an arg.
6950 * sdbout.h (sdbout_start_new_source_file,
6951 sdbout_resume_previous_source_file): Delete.
6952 * toplev.c (debug_start_source_file, debug_end_source_file,
6953 debug_define, debug_undef): Delete.
6954 * toplev.h (debug_start_source_file, debug_end_source_file,
6955 debug_define, debug_undef): Delete.
6957 * java/jcf-parse.c: Include debug.h.
6958 (parse_class_file): Update to use debug hooks directly.
6959 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
6961 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6963 * alias.c (set_mem_alias_set): New function.
6964 * rtl.h (set_mem_alias_set): Declare it.
6965 * builtins.c (expand_builtin_return_addr): Call it instead of
6966 using MEM_ALIAS_SET accessor.
6967 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
6968 (get_memory_rtx, expand_builtin_va_arg): Likewise.
6969 (expand_builtin_va_copy):Likewise.
6970 * caller-save.c (setup_save_areas): Likewise.
6971 * calls.c (compute_argument_addresses): Likewise.
6972 * explow.c (set_mem_attributes): Likewise.
6973 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
6974 (expand_assignment, store_constructor_field, store_field): Likewise.
6975 (expand_expr_unaligned): Likewise.
6976 * function.c (assign_stack_temp_for_type): Likewise.
6977 (put_reg_into_stack, gen_mem_addressof): Likewise.
6978 * ifcvt.c (noce_try_cmove_arith): Likewise.
6979 * reload1.c (reload, alter_reg): Likewise.
6980 * config/alpha/alpha.c (get_aligned_mem): Likewise.
6981 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
6982 (alpha_expand_unaligned_store): Likewise
6983 (alpha_expand_unaligned_load_words): Likewise.
6984 (alpha_expand_unaligned_store_words): Likewise.
6985 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
6986 (alpha_expand_epilogue): Likewise.
6987 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
6988 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
6989 * config/i386/i386.c (legitimize_pic_address): Likewise.
6990 * config/i960/i960.c (setup_incoming_varargs): Likewise.
6991 * config/ia64/ia64.c (spill_restore_mem): Likewise.
6992 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
6993 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
6994 * config/mips/mips.c (mips_va_arg): Likewise.
6995 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
6996 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
6997 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
6998 (setup_incoming_varargs, rs6000_va_arg): Likewise.
6999 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
7000 (rs6000_emit_epilogue): Likewise.
7001 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
7002 * config/sparc/sparc.c (sparc_va_arg): Likewise.
7003 * config/v850/v850.c (v850_va_arg): Likewise.
7005 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
7007 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
7008 when fallthru edge is present.
7009 (mege_blocks): Handle case where creation of jump insn
7012 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
7013 CLEANUP_POST_REGSTACK): New constants.
7014 * except.c (finish_eh_generation): Update call of cleanup_cfg,
7015 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
7016 * output.h (cleanup_cfg): Update prototype.
7017 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
7018 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
7019 cleanup_cfg call; kill missleading comment.
7020 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
7021 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
7022 parameter; control optimizations performed using it.
7023 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
7024 try_crossjump_bb): New functions.
7026 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
7028 * pa.c (pa_output_function_prologue): Delete prototype. Make function
7030 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
7031 pa_output_function_prologue.
7032 * pa-protos.h (pa_output_function_prologue): New prototype.
7034 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
7036 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
7037 and low to get correct sign extension in low+high test.
7039 2001-07-11 Janis Johnson <janis@us.ibm.com>
7041 * gcov.c (arcdata): Use gcov_type to fix branch percentage
7042 for large hit count.
7044 * profile.c (branch_prob): Fix .bbg info for computed gotos
7047 2001-07-11 Mark Mitchell <mark@codesourcery.com>
7049 * stmt.c (parse_output_constraint): New function, split out
7051 (expand_asm_operands): ... here. Use parse_output_constraint.
7052 * tree.h (parse_output_constraint): Declare it.
7054 2001-07-11 Richard Henderson <rth@redhat.com>
7056 * bitmap.c: Comment some functions; fiddle whitespace.
7057 (bitmap_free): Don't export.
7058 (bitmap_element_allocate): Use memset.
7059 * bitmap.h (bitmap_free): Don't declare.
7061 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
7063 * gcse.c, lcm.c, sched-deps.c:
7064 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
7066 * flow.c (flow_loops_find): Free dom if we found no loops, since
7067 we aren't going to save it.
7069 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
7072 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
7074 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
7076 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7078 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
7079 #ifndef DWARF2_DEBUGGING_INFO.
7081 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
7083 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
7085 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
7087 * config/mips/mips.c (gen_int_relational): Tell the caller not to
7088 reverse a branch if a NE comparison is implemented with GTU.
7090 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
7091 H.J. Lu <hjl@gnu.org>
7093 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
7095 (call_internal2): Likewise.
7096 (call_value_internal1): Likewise.
7097 (call_value_internal2): Likewise.
7098 (call_value_multiple_internal1): Likewise.
7099 (call_value_multiple_internal2): Likewise.
7101 2001-07-10 Kazu Hirata <kazu@hxi.com>
7103 * calls.c (emit_library_call_value_1): Fix a comment typo.
7104 * dwarf2out.c (mem_loc_descriptor): Likewise.
7105 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
7107 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
7109 * simplify-rtx.c (simplify_subreg): Fix typo in comment
7111 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7113 * recog.c (offsettable_address_p): Handle LO_SUM case.
7114 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
7115 instead of plus_constant.
7117 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7119 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
7120 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
7122 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7124 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
7125 adjust_address_nv instead of plus_constant.
7127 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
7129 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
7130 dwarf2out.o): Depend on debug.h, wrap long lines.
7131 * dbxout.c: Include debug.h.
7132 (dbx_debug_hooks): New.
7133 (dbxout_init): Make static, take just 2 args.
7134 (dbxout_finish): Make static.
7135 * dbxout.h (dbxout_init, dbxout_finish): Delete.
7136 * debug.c: New file.
7137 * debug.h: New file.
7138 * dwarf2out.c: Include debug.h.
7139 (dwarf2_debug_hooks): New.
7140 (dwarf2out_init): Make static.
7141 (dwarf2out_finish): Make static, take 2 args.
7142 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
7143 * dwarfout.c: Include debug.h.
7144 (dwarf_debug_hooks): New.
7145 (dwarfout_init): Make static.
7146 (dwarfout_finish): Make static, take 2 args.
7147 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
7148 * sdbout.c: Include debug.h.
7149 (sdb_debug_hooks): New.
7150 (sdbout_init): Make static, take 2 args.
7151 * sdbout.h (sdbout_init): Delete.
7152 * toplev.c: Include debug.h.
7154 (compile_file): Set deubg_hooks based on command line options.
7155 Use the hooks unconditionally rather than conditional compilation.
7157 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
7159 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
7160 first_insn_after_basic_block_note instead.
7162 * df.c (df_bb_refs_unlink): #if 0 out for now.
7164 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
7166 * ssa.h: Add prototype for ssa_const_prop
7167 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
7168 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
7169 (ssa_fast_dce): Remove unused variable
7171 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7173 * diagnostic.c (finish_diagnostic): Rename to
7174 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
7177 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
7179 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
7182 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
7183 (dump_file): Only pad the demangled name with spaces if the
7184 mangled name was padded with spaces.
7186 2001-07-10 Bernd Schmidt <bernds@redhat.com>
7188 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
7191 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7193 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
7194 extraction if no direct load if either EXPAND_CONST_ADDRESS or
7197 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
7198 whether can put offset inside LO_SUM to check mode alignment, not size.
7200 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7202 * doc/tm.texi (Misc): Fix thinko.
7204 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
7206 * regmove.c (replace_in_call_usage): Fix warnings.
7207 * sched-deps.c (add_dependence): Fix warnings.
7208 * simplify-rtx.c (simplify_subreg): Likewise.
7209 Return NULL_RTX instead of NULL.
7211 * reg-stack.c (emit_swap_insn): Eliminate warnings.
7212 (subst_asm_stack_regs): Likewise.
7214 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
7217 * dwarf2out.c (output_call_frame_info): Declare i as int.
7218 (build_abbrev_table): Declare n_alloc as int.
7219 (dwarf2out_finish): Initialize die.
7220 * except.c: Declare sjlj_funcdef_number as unsigned.
7221 (connect_post_landing_pads): Declare j as unsigned.
7222 (convert_to_eh_region_ranges): Initialize call_site.
7223 (output_function_exception_table): Initialize tt_format_size.
7224 * expr.c (move_by_pieces_1): Initialize to1.
7225 (store_constructor): Initialize minelt and maxelt.
7226 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
7227 * function.c (instantiate_decls): Avoid signed/unsigned warning.
7229 * c-decl.c (combine_parm_decls): Unused, remove.
7230 * c-tree.h: Remove prototype for combine_parm_decls.
7232 * reload.c (push_reload): Fix warning.
7233 (regno_clobbered_p): Likewise.
7234 * reload1.c (replace_pseudos_in_call_usage): Likewise.
7235 (reload_combine): Likewise.
7237 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
7238 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
7240 * bitmap.c (bitmap_operation): Change user.
7241 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
7243 2001-07-10 Eric Christopher <echristo@redhat.com>
7245 * config/mips/mips.c (override_options): Fix typo.
7247 2001-07-09 Stan Shebs <shebs@apple.com>
7249 * target.h (struct gcc_target): New fields init_builtins and
7251 * target-def.h (TARGET_INIT_BUILTINS): New macro.
7252 (TARGET_EXPAND_BUILTIN): New macro.
7253 (TARGET_INITIALIZER): Add them.
7254 * builtins.c: Include target.h.
7255 (expand_builtin): Use targetm.expand_builtin.
7256 (default_init_builtins): New function.
7257 (default_expand_builtin): New function.
7258 * expr.h (default_init_builtins): Declare.
7259 (default_expand_builtin): Declare.
7260 * c-common.c (c_common_nodes_and_builtins): Use
7261 targetm.init_builtins.
7262 * defaults.h (MD_INIT_BUILTINS): Remove.
7263 * Makefile.in (builtins.o): Depend on target.h.
7265 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
7266 (TARGET_EXPAND_BUILTIN): Define.
7267 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
7268 (MD_EXPAND_BUILTIN): Remove.
7270 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
7271 (TARGET_EXPAND_BUILTIN): Define.
7272 (c4x_init_builtins): Make endlink arg a local.
7273 (c4x_print_operand): Fix typos in adjust_address usages.
7274 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
7275 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
7276 (MD_EXPAND_BUILTIN): Remove.
7278 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
7279 (TARGET_EXPAND_BUILTIN): Define.
7280 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
7281 (ix86_init_builtins): Call new function only if TARGET_MMX.
7282 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
7283 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
7284 (MD_EXPAND_BUILTIN): Remove.
7286 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
7287 (TARGET_EXPAND_BUILTIN): Define.
7288 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
7289 (MD_EXPAND_BUILTIN): Remove.
7291 * doc/tm.texi: Document these changes.
7293 2001-07-09 Diego Novillo <dnovillo@redhat.com>
7295 * basic-block.h (tree_node): Forward declare if needed.
7296 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
7297 (BLOCK_HEAD_TREE): Define.
7298 (BLOCK_END_TREE): Define.
7299 (struct loops): Rename field 'tree' to 'tree_root'.
7300 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
7302 (flow_loops_tree_build): Rename reference to field 'tree' to
7304 (flow_loops_level_compute): Ditto.
7305 * predict.c (estimate_bb_frequencies): Ditto.
7306 * tree.h (struct tree_common): Add field 'aux'.
7308 2001-07-09 Stan Shebs <shebs@apple.com>
7310 * config/darwin.c (darwin_encode_section_info): Don't mark any
7311 DECL_EXTERNAL node as defined.
7313 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7315 * pa.c (pa_init_machine_status, pa_mark_machine_status,
7316 pa_free_machine_status, hppa_init_pic_save): Delete.
7317 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
7318 (hppa_profile_hook): Use hppa_pic_save_rtx.
7319 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
7320 hppa_init_pic_save): Delete.
7321 (hppa_pic_save_rtx): Declare.
7322 * pa.md (call, call_value, sibcall, sibcall_value,
7323 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
7325 2001-07-09 Kazu Hirata <kazu@hxi.com>
7327 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
7328 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
7330 2001-07-09 Andreas Jaeger <aj@suse.de>
7332 * output.h: Add declaration of final_forward_branch_p.
7334 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
7336 * varray.c: Include errors.h for internal_error and trim_filename
7339 * Makefile.in (varray.o): Add errors.h.
7341 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
7343 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
7344 * optabs.c (have_add2_insn): Check whether the add insn chosen
7345 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
7346 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
7348 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
7350 * Makefile.in (OBJS): Add ssa-ccp.o
7351 (ssa-ccp.o): Add dependencies.
7352 * toplev.c (DFI_ssa_ccp): New dump file enum.
7353 (dump_file): Add entry for dumping after SSA CCP.
7354 (flag_ssa_ccp): New flag variable.
7355 (f_options): Add -fssa-ccp.
7356 (rest_of_compilation): Run SSA CCP if requested.
7357 * timevar.def (TV_SSA_CCP): New timevar.
7358 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
7359 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
7360 Fix minor typo in SSA DCE documentation.
7361 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
7362 Add documentation for new dump option. Renumber dump files
7365 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7367 * emit-rtl.c (gen_highpart_mode): New.
7368 * rtl.h (gen_highpart_mode): Declare.
7369 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
7370 operand can be VOIDmode constant.
7372 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
7374 * flow.c (redirect_edge_and_branch_force): New.
7375 (can_fallthru): Ensure that basic blocks are succeeding.
7376 (try_optimize_cfg): Do not delete basic block if it is the last one.
7378 * flow.c (try_redirect_by_replacing_jump): Do not remove
7379 jumps with side effects, unlink chain on fallthru edge;
7380 set block for new jump instruction; avoid basic block to
7381 over by line number note.
7383 * flow.c (try_simplify_condjump): Verify that the condjump
7384 is not always falling trought.
7387 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
7389 * flow.c (forwarder_block_p): Fix for fallthru blocks.
7390 (try_redirect_by_replacing_jump): Update properly the count
7391 and frequency information.
7393 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7395 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
7396 address that is a LO_SUM specially.
7397 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
7399 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
7401 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
7402 (operand_subword): Use them.
7403 (change_address_1): Renamed from change_address; new arg VALIDATE.
7404 * expr.h: Reflect above changes; change_address now macro.
7405 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
7407 * cselib.c (add_mem_for_addr): Likewise.
7408 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
7409 * regmove.c (try_apply_stack_adjustment): Likewise.
7410 * reload.c (push_reload, make_memloc): Likewise.
7411 * reload1.c (eliminate_regs): Likewise.
7412 * simplify-rtx.c (simplify_replace_rtx): Likewise.
7413 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
7415 * combine.c (make_extraction, simplify_shift_const): Likewise.
7416 (gen_lowpart_for_combine): Likewise.
7417 * cse.c (gen_lowpart_if_possible): Likewise.
7418 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
7419 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
7420 * optabs.c (gen_move_insn): Likewise.
7421 * reload1.c (alter_reg): Likewise.
7422 * simplify-rtx.c (simplify_subreg): Likewise.
7423 * stmt.c (expand_anon_union_decl): Likewise.
7424 * recog.c (validate_replace_rtx_1): Likewise.
7426 * Makefile.in (recog.o): Add $(EXPR_H).
7427 * explow.c (stabilize): Call replace_equiv_address.
7428 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
7429 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
7431 2001-07-03 Andrew Haley <aph@redhat.com>
7433 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
7434 the mode of the memory location.
7436 2001-07-09 Bo Thorsen <bo@suse.co.uk>
7438 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
7440 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
7442 * final.c (output_addr_const): Use target opening and
7443 closing parentheses.
7444 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
7445 defaults, add to TARGET_ASM_OUT.
7446 * target.h (struct gcc_target): Add open_paren and close_paren.
7447 * doc/md.texi: Update.
7448 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
7449 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
7450 TARGET_ASM_CLOSE_PAREN.
7451 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
7453 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
7455 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
7456 * config/a29k/a29k.h: Similarly.
7457 * config/alpha/alpha.h: Similarly.
7458 * config/arc/arc.h: Similarly.
7459 * config/arm/aof.h: Similarly.
7460 * config/arm/aout.h: Similarly.
7461 * config/avr/avr.h: Similarly.
7462 * config/c4x/c4x.h: Similarly.
7463 * config/clipper/clipper.h: Similarly.
7464 * config/convex/convex.h: Similarly.
7465 * config/d30v/d30v.h: Similarly.
7466 * config/dsp16xx/dsp16xx.h: Similarly.
7467 * config/elxsi/elxsi.h: Similarly.
7468 * config/fr30/fr30.h: Similarly.
7469 * config/h8300/h8300.h: Similarly.
7470 * config/i370/i370.h: Similarly.
7471 * config/i386/i386.h: Similarly.
7472 * config/i860/i860.h: Similarly.
7473 * config/i960/i960.h: Similarly.
7474 * config/ia64/ia64.h: Similarly.
7475 * config/m32r/m32r.h: Similarly.
7476 * config/m68hc11/m68hc11.h: Similarly.
7477 * config/m68k/m68k.h: Similarly.
7478 * config/m88k/m88k.h: Similarly.
7479 * config/mcore/mcore.h: Similarly.
7480 * config/mips/mips.h: Similarly.
7481 * config/mn10200/mn10200.h: Similarly.
7482 * config/mn10300/mn10300.h: Similarly.
7483 * config/ns32k/ns32k.h: Similarly.
7484 * config/pa/pa.h: Similarly.
7485 * config/pdp11/pdp11.h: Similarly.
7486 * config/pj/pj.h: Similarly.
7487 * config/romp/romp.h: Similarly.
7488 * config/rs6000/rs6000.h: Similarly.
7489 * config/sh/sh.h: Similarly.
7490 * config/sparc/sparc.h: Similarly.
7491 * config/v850/v850.h: Similarly.
7492 * config/vax/vax.h: Similarly.
7493 * config/we32k/we32k.h: Similarly.
7495 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
7497 * doc/c-tree.texi: Document representation of attributes.
7499 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7501 * doc/tm.texi: Update some places for the rename of target to
7504 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7506 * target.h (struct gcc_target): Add insert_attributes.
7507 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
7508 (TARGET_INITIALIZER): Update.
7509 * tree.c, tree.h (default_insert_attributes): New function.
7510 Update comments on other default functions to refer to targetm,
7512 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
7513 TARGET_INSERT_ATTRIBUTES.
7514 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
7515 * c-common.c (decl_attributes): Use targetm.insert_attributes.
7516 Don't use PRAGMA_INSERT_ATTRIBUTES.
7517 * Makefile.in (c-common.o): Depend on $(TARGET_H).
7518 * c-decl.c (start_decl, start_function): Don't call
7519 SET_DEFAULT_DECL_ATTRIBUTES.
7520 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
7521 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
7523 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
7524 (c4x_check_attribute): Avoid modifying attribute list itself.
7525 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
7527 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
7528 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
7530 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
7531 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
7533 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
7534 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
7536 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
7537 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
7538 Adjust parameters. Make static.
7540 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7542 * c-common.c (decl_attributes): Only take a single attributes
7544 * c-common.h (decl_attributes): Update prototype.
7545 * c-decl.c (start_decl, start_function): Only take a single
7546 attributes parameter. Update calls to decl_attributes.
7547 (finish_struct, finish_enum): Update calls to decl_attributes.
7548 (push_parm_decl): Expect unified list of attributes. Update call
7550 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
7551 notype_nested_function, component_declarator,
7552 component_notype_declarator, label): Update calls to
7554 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
7555 lists that are passed to push_parm_decl.
7556 * c-tree.h (start_function, start_decl): Update prototypes.
7557 * config/sh/sh-protos.h, config/sh/sh.c
7558 (sh_pragma_insert_attributes): Only take a single attributes
7560 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
7561 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
7562 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
7563 build_module_descriptor, generate_static_references,
7564 generate_strings, build_selector_translation_table,
7565 generate_descriptor_table, generate_protocols,
7566 generate_ivars_list, generate_dispatch_table,
7567 generate_protocol_list, generate_category,
7568 generate_shared_structures, really_start_method, add_objc_decls,
7569 generate_classref_translation_entry): Update calls to start_decl
7571 (build_tmp_function_decl, start_method_def): Unify attribute lists
7572 that are passed to push_parm_decl.
7574 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
7576 * final.c (no_asm_to_stream): New.
7577 (final_scan_insn): Use target structures for prologue ends
7578 and epilogue starts.
7579 * output.h (no_asm_to_stream): New.
7580 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
7581 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
7582 (TARGET_ASM_OUT): Update.
7583 * target.h (struct gcc_target): New members function_end_prologue
7584 and function_begin_epilogue.
7585 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
7586 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
7587 * config/alpha/alpha.c (output_end_prologue): Rename to
7588 alpha_output_function_end_prologue. Use in target struct
7590 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
7591 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
7592 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
7593 ia64_output_function_end_prologue. Use in target struct
7595 (ia64_function_prologue, ia64_funciton_epilogue): Rename
7596 mistyped prototypes.
7597 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
7598 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
7600 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
7601 an use in target struct, make static.
7602 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
7605 2001-07-08 Richard Henderson <rth@redhat.com>
7607 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
7609 2001-07-08 Richard Henderson <rth@redhat.com>
7611 * config/i386/i386.md: Remove constraints strings from define_split
7612 and define_peephole2 patterns.
7613 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
7614 (eh_return): Use them.
7616 2001-07-08 Richard Henderson <rth@redhat.com>
7618 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
7619 Document MD_FALLBACK_FRAME_STATE_FOR.
7621 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7623 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
7624 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
7626 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
7628 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
7630 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
7631 of the label inside NAME as opposed to just the end of NAME.
7633 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
7635 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
7636 * config/alpha/alpha.c (alpha_init_machine_status,
7637 alpha_mark_machine_status, alpha_free_machine_status): Delete.
7638 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
7639 (vms_valid_decl_attribute_p): Make static, conditionally compile.
7640 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
7642 2001-07-06 Stan Shebs <shebs@apple.com>
7644 * target.h (targetm): Rename global from "target", so as not to
7645 conflict with local variables.
7647 * c-typeck.c: Ditto.
7651 * cp/decl2.c: Ditto.
7652 * cp/typeck.c: Ditto.
7653 * 1750a/1750a.c: Ditto.
7654 * a29k/a29k.c: Ditto.
7658 * clipper/clipper.c: Ditto.
7659 * convex/convex.c: Ditto.
7660 * d30v/d30v.c: Ditto.
7661 * dsp16xx/dsp16xx.c: Ditto.
7662 * elxsi/elxsi.c: Ditto.
7663 * fr30/fr30.c: Ditto.
7664 * h8300/h8300.c: Ditto.
7665 * i370/i370.c: Ditto.
7666 * i386/i386.c: Ditto.
7667 * i860/i860.c: Ditto.
7668 * i960/i960.c: Ditto.
7669 * ia64/ia64.c: Ditto.
7670 * m32r/m32r.c: Ditto.
7671 * m68hc11/m68hc11.c: Ditto.
7672 * m68k/m68k.c: Ditto.
7673 * m88k/m88k.c: Ditto.
7674 * mips/mips.c: Ditto.
7675 * ns32k/ns32k.c: Ditto.
7677 * pdp11/pdp11.c: Ditto.
7678 * romp/romp.c: Ditto.
7679 * rs6000/rs6000.c: Ditto.
7681 * sparc/sparc.c: Ditto.
7683 * we32k/we32k.c: Ditto.
7684 * doc/tm.texi: Update the manual to match.
7686 2001-07-06 Richard Henderson <rth@redhat.com>
7688 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
7689 DWARF2_UNWIND_INFO not just whether it is defined.
7691 2001-07-06 Diego Novillo <dnovillo@redhat.com>
7693 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
7694 call to simplify_binary_operation returns a new pattern.
7696 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7698 * glimits.h (__SHRT_MAX__): New.
7699 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
7700 (SHRT_MAX): Define in terms of __SHRT_MAX__.
7702 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
7704 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
7707 2001-07-06 Richard Henderson <rth@redhat.com>
7709 * bitmap.c (bitmap_release_memory): Move adjacent to the
7710 allocation functions.
7711 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
7712 the implementation. Binary search for the set bit.
7713 (bitmap_union_of_diff): Allocate the temporary on the stack
7714 instead of using xmalloc.
7716 2001-07-06 Richard Henderson <rth@redhat.com>
7718 * genrecog.c (validate_pattern): Warn for constraints in
7719 define_{expand,split,peephole2}. Remove strict_low_part
7720 before looking up match_dup.
7722 2001-07-06 DJ Delorie <dj@redhat.com>
7724 * doc/gcc.texi (Makefile): Rename to be a more general purpose
7725 chapter about various build hints and history. Add section
7726 talking about the various types of native and cross builds.
7728 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
7730 * Makefile.in (final.o): Depend on target.h.
7731 * final.c: Include target.h.
7732 (default_function_pro_epilogue): New.
7733 (final_start_function): Use target structure for function prologues.
7734 (final_end_function): Use target structure for function epilogues.
7735 * fold-const.c (real_hex_to_f): Constify s and p.
7736 * output.h (default_function_pro_epilogue): New.
7737 * real.h (real_hex_to_f): Update prototype.
7738 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
7739 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
7740 (TARGET_INITIALIZER): Update.
7741 * target.h (gcc_target): Add struct asm_out.
7742 * doc/tm.texi: Update.
7745 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
7746 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
7747 in cpu/cpu.c, or rename old functions consistently. Take
7748 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
7749 redundant macros and prototypes. Make new functions static.
7751 * 1750a/1750a.c: Similarly.
7752 * 1750a/1750a.h: Similarly.
7753 * a29k/a29k-protos.h: Similarly.
7754 * a29k/a29k.c: Similarly.
7755 * a29k/a29k.h: Similarly.
7756 * arc/arc-protos.h: Similarly.
7757 * arc/arc.c: Similarly.
7758 * arc/arc.h: Similarly.
7759 * arm/arm-protos.h: Similarly.
7760 * arm/arm.c: Similarly.
7761 * arm/arm.h: Similarly.
7762 * avr/avr-protos.h: Similarly.
7763 * avr/avr.c: Similarly.
7764 * avr/avr.h: Similarly.
7765 * clipper/clipper-protos.h: Similarly.
7766 * clipper/clipper.c: Similarly.
7767 * clipper/clipper.h: Similarly.
7768 * convex/convex.c: Similarly.
7769 * convex/convex.h: Similarly.
7770 * d30v/d30v-protos.h: Similarly.
7771 * d30v/d30v.c: Similarly.
7772 * d30v/d30v.h: Similarly.
7773 * d30v/d30v.md: Similarly.
7774 * dsp16xx/dsp16xx-protos.h: Similarly.
7775 * dsp16xx/dsp16xx.c: Similarly.
7776 * dsp16xx/dsp16xx.h: Similarly.
7777 * elxsi/elxsi.c: Similarly.
7778 * elxsi/elxsi.h: Similarly.
7779 * fr30/fr30.c: Similarly.
7780 * fr30/fr30.md: Similarly.
7781 * h8300/h8300-protos.h: Similarly.
7782 * h8300/h8300.c: Similarly.
7783 * h8300/h8300.h: Similarly.
7784 * i370/i370-protos.h: Similarly.
7785 * i370/i370.c: Similarly.
7786 * i370/i370.h: Similarly.
7787 * i386/i386.c: Similarly.
7788 * i386/osf1elf.h: Similarly.
7789 * i386/osfrose.h: Similarly.
7790 * i860/i860-protos.h: Similarly.
7791 * i860/i860.c: Similarly.
7792 * i860/i860.h: Similarly.
7793 * i960/i960-protos.h: Similarly.
7794 * i960/i960.c: Similarly.
7795 * i960/i960.h: Similarly.
7796 * ia64/ia64-protos.h: Similarly.
7797 * ia64/ia64.c: Similarly.
7798 * ia64/ia64.h: Similarly.
7799 * m32r/m32r-protos.h: Similarly.
7800 * m32r/m32r.c: Similarly.
7801 * m32r/m32r.h: Similarly.
7802 * m68hc11/m68hc11-protos.h: Similarly.
7803 * m68hc11/m68hc11.c: Similarly.
7804 * m68hc11/m68hc11.h: Similarly.
7805 * m68k/crds.h: Similarly.
7806 * m68k/dpx2.h: Similarly.
7807 * m68k/m68k-protos.h: Similarly.
7808 * m68k/m68k.c: Similarly.
7809 * m68k/m68k.h: Similarly.
7810 * m68k/news.h: Similarly.
7811 * m88k/m88k-protos.h: Similarly.
7812 * m88k/m88k.c: Similarly.
7813 * m88k/m88k.h: Similarly.
7814 * mips/mips-protos.h: Similarly.
7815 * mips/mips.c: Similarly.
7816 * mips/mips.h: Similarly.
7817 * ns32k/merlin.h: Similarly.
7818 * ns32k/ns32k.c: Similarly.
7819 * ns32k/ns32k.h: Similarly.
7820 * ns32k/tek6000.h: Similarly.
7821 * pa/pa-protos.h: Similarly.
7822 * pa/pa.c: Similarly.
7823 * pa/pa.h: Similarly.
7824 * pdp11/2bsd.h: Similarly.
7825 * pdp11/pdp11-protos.h: Similarly.
7826 * pdp11/pdp11.c: Similarly.
7827 * pdp11/pdp11.h: Similarly.
7828 * romp/romp-protos.h: Similarly.
7829 * romp/romp.c: Similarly.
7830 * romp/romp.h: Similarly.
7831 * rs6000/rs6000-protos.h: Similarly.
7832 * rs6000/rs6000.c: Similarly.
7833 * rs6000/rs6000.h: Similarly.
7834 * rs6000/sysv4.h: Similarly.
7835 * sh/sh-protos.h: Similarly.
7836 * sh/sh.c: Similarly.
7837 * sh/sh.h: Similarly.
7838 * sparc/sparc-protos.h: Similarly.
7839 * sparc/sparc.c: Similarly.
7840 * sparc/sparc.h: Similarly.
7841 * vax/vax.c: Similarly.
7842 * vax/vax.h: Similarly.
7843 * vax/vms.h: Similarly.
7844 * we32k/we32k.c: Similarly.
7845 * we32k/we32k.h: Similarly.
7847 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
7849 * basic-block.h (first_insn_after_basic_block_note): Declare.
7850 * flow.c (first_insn_after_basic_block_note): Define. Moved
7852 * ssa.c (first_insn_after_basic_block_note): Remove.
7853 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
7855 (ssa_eliminate_dead_code): Properly update the CFG and PHI
7856 nodes when we find a dead conditional branch. Insert BARRIERs
7857 after any blocks with no successors, but which do not have
7860 2001-07-06 Zack Weinberg <zackw@stanford.edu>
7862 * varray.c (varray_check_failed): Use internal_error.
7864 2001-07-05 Andrew Haley <aph@redhat.com>
7866 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
7867 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
7868 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
7870 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
7872 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
7873 reference if the target constant is also a SYMBOL_REF.
7875 2001-07-05 Eric Christopher <echristo@redhat.com>
7877 * config/mips/mips.h (MASK_MIPS3900): Remove.
7878 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
7879 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
7880 (TARGET_MIPS3900): Change to use mips_arch.
7881 (TARGET_MIPS4000): New.
7882 (TARGET_MIPS4100): New.
7883 (TARGET_MIPS4300): New.
7884 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
7885 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
7887 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
7888 (ISA_HAS_BRANCHLIKELY): To here.
7889 (CC1_CPU_SPEC): New.
7890 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
7891 (mips_arch_string): Declare.
7892 (mips_arch): Declare.
7893 (TARGET_OPTIONS): Add -march and -mtune.
7895 * config/mips/mips.c (mips_arch_string): New.
7897 (override_options): Handle -march for codegen and -mtune
7898 for scheduling. Use mips_arch. Move tx39 target default here.
7899 (mips_parse_cpu): Move error message to override_options.
7901 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
7903 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
7905 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
7906 (MIPS Options): Ditto. Change mcpu entry to historical text.
7908 2001-07-05 H.J. Lu (hjl@gnu.org)
7910 * config/mips/mips.c (mips_parse_cpu): New function to parse
7913 2001-07-05 Jim Wilson <wilson@redhat.com>
7915 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
7916 * config/ia64/t-ia64: Likewise.
7917 (LIB1ASMFUNCS): Update comment.
7919 2001-07-05 David Edelsohn <edelsohn@gnu.org>
7921 * doc/install.texi (Install GCC: Binaries): Fix typo.
7923 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7925 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
7926 reference using the stack pointer, adjust it since we push Y
7928 ("*ashrsi3"): Likewise.
7929 ("*lshrsi3"): Likewise.
7931 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7933 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
7934 when -fomit-frame-pointer is used.
7936 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
7938 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
7939 (try_redirect_by_replacing_jump): Reverse updating properly the
7940 count and frequency information. Reverse removing cc0 setter.
7941 (forwarder_block_p): Reverse fixing for fallthru blocks.
7943 2001-07-05 DJ Delorie <dj@redhat.com>
7945 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
7946 (translate_options): If the above is defined, use it to map
7947 given options to new options.
7948 * doc/tm.texi: Document it.
7950 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
7951 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7953 * doc/invoke.texi (Optimize Options): Document that -fgcse may
7954 cause programs using computed gotos to run more slowly.
7956 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7958 * doc/install.texi (Specific): Markup, spelling and typo fixes.
7960 Consistently require binutils 2.11.2, not prereleases.
7961 (Specific, decstation-*): Canonicalize as mips-dec-*.
7962 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
7964 (Specific, m68k-altos): Removed reference to README.altos, deleted.
7965 (Specific, mips-*): Reword MIPS C compiler requirements.
7966 (Specific, powerpc*-*-*): New, mention --with-cpu once.
7967 (Specific, sunv5): Removed, obsolete.
7969 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
7971 * dwarf2out.c (output_loc_list): Use an all ones mask for
7972 .text asm output and don't rely on long long
7973 literals. Reformat some long lines.
7975 2001-07-05 Andreas Jaeger <aj@suse.de>
7977 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
7980 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
7982 * dwarf2out.c (dwarf2out_define): Update comment.
7983 (dwarf2out_undef): Ditto.
7984 (dwarf2out_start_source_file): Ditto.
7985 (dwarf2out_end_source_file): Ditto.
7986 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
7987 since we never call the start/end debug hook for the primary file.
7989 2001-07-04 Kazu Hirata <kazu@hxi.com>
7991 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
7994 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
7996 * cppinit.c (remove_dup_dirs): Inform if a system include
7997 directory is being reordered.
7998 * doc/invoke.texi (Directory Options): GCC warns if you hide a
8000 * doc/cpp.texi (Search Paths): Likewise.
8001 * doc/gcc.texi (Interoperation): Remove information about
8004 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
8006 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
8007 (VARRAY_TOP_CHAR_PTR): Likewise.
8009 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8011 * gcc.c (process_command): Don't assign elements of a const char*.
8013 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8015 * emit-rtl.c (change_address): Don't abort if invalid address while
8016 reload is in progress.
8018 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
8020 * c-lex.c (cb_file_change): Pass line number to
8021 debug_start_source_file.
8022 (cb_undefine): Pass correct line number to debug_undef.
8024 * toplev.c (debug_start_source_file): Add line number to
8025 parameters. Pass it along to dwarf2out_start_source_file.
8026 (decode_g_option): Stop resetting debug level back to normal when
8027 we change debug formats, unless the current level is
8028 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
8031 * toplev.h (debug_start_source_file): Add line number to
8034 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
8037 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
8039 Output debug_macinfo data for starting file if requested.
8040 (dwarf2out_end_source_file): Output debug_macinfo data for ending
8042 (dwarf2out_define): Output debug_macinfo data for defining a macro
8044 (dwarf2out_undef): Output debug_macinfo data for undefining a
8046 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
8047 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
8048 (macinfo_section_label): New. DWARF2 macro info section label.
8049 (dwarf2out_init): If we want macro info, output the start label
8051 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
8052 attribute to the compilation unit die pointing to the macro info.
8054 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
8056 * dwarf2out.c (new_loc_list): Move to inside #ifdef
8057 DWARF2_DEBUGGING_INFO.
8058 (add_loc_descr_to_loc_list): Ditto.
8059 (output_loc_list): Ditto.
8060 Also, fix thinko in curr not being initialized.
8061 (gen_internal_sym): Ditto.
8063 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8065 * emit-rtl.c (replace_equiv_address): New function.
8066 * expr.h (replace_equiv_address): New declaration.
8067 * explow.c (validize_mem): Call it instead of change_address and
8068 also call if -fforce-addr and address is constant.
8069 * expr.c: Replace more calls to change_address with adjust_address
8070 and/or replace_equiv_address or to validize_mem.
8071 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
8072 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
8073 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
8074 * config/i370/i370.md, config/i860/i860.md: Likewise.
8075 * config/i960/i960.md, config/mips/mips.c: Likewise.
8076 * config/mips/mips.md, config/pa/pa.md: Likewise.
8077 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
8078 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
8080 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8082 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
8084 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
8087 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
8089 * doc/include: New directory.
8090 * doc/fdl.texi: Move to doc/include/fdl.texi.
8091 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
8092 * doc/include/funding.texi, doc/include/gpl.texi: New files.
8093 * doc/gcc.texi: Use funding.texi and gpl.texi.
8094 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
8095 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
8096 Update dependencies and use -I $(docdir)/include.
8098 2001-07-04 Anthony Green <green@redhat.com>
8100 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
8102 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8104 * doc/install.texi (sparc64-*-*): Remove garbage.
8106 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
8108 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
8109 Fix typo in last change to use adjust_address.
8111 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8113 * doc/install.texi (Specific): Update information for *-*-solaris*.
8115 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8117 * explow.c (plus_constant_wide): Reinitialize Y for restart.
8119 2001-07-03 Stan Shebs <shebs@apple.com>
8121 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
8122 case for flag_no_mach_text_sections.
8123 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
8124 * config/darwin.c (flag_no_mach_text_sections): Remove.
8125 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
8127 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8129 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
8130 and avoid checking for constant as first operand.
8131 * recog.c (find_constant_term_loc): No longer static.
8132 (adj_offettable_operand): Delete.
8133 * rtl.h (adj_offsettable_operand): Delete declaration.
8134 (find_constant_term): Add declaration.
8135 * caller-save.c: Replace calls to adj_offsettable_operand with calls
8137 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
8138 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
8139 * config/i386/i386.c, config/i386/i386.md: Likewise.
8140 * config/i860/i860.c, config/i960/i960.c: Likewise.
8141 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
8142 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
8143 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
8144 * config/mips/mips.c, config/mips/mips.md: Likewise.
8145 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
8146 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
8147 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
8148 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
8149 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
8150 * config/ns32k/ns32k.md: Likewise.
8152 2001-07-03 Zack Weinberg <zackw@stanford.edu>
8154 * rtl.c (copy_rtx): Handle 'T' format letter.
8155 * gensupport.c (collect_insn_data): Likewise.
8156 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
8158 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
8160 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
8161 -B option. Use 'dir' not 'foo' as example directory name.
8163 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8165 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8166 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
8168 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
8170 * doc/cppinternals.texi: Improve formatting and logical markup.
8172 2001-07-03 Andreas Jaeger <aj@suse.de>
8174 * Makefile.in (insn-recog.o): Add dependency on reload.h.
8176 * genrecog.c (write_header): Include reload.h for prototypes in
8179 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
8182 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
8183 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
8184 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
8185 i386_pe_valid_type_attribute_p): Add.
8186 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
8187 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
8189 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8191 * explow.c (plus_constant_wide, case LO_SUM): New case.
8192 (plus_constant_for_output_wide): Delete.
8193 * rtl.h (plus_constant_for_output): Delete.
8194 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
8195 instead of plus_constant_for_output.
8196 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
8197 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
8198 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
8199 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
8200 * config/sparc/sparc.md: Likewise.
8201 Convert some change_address calls to adjust_address.
8203 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
8205 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
8206 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
8207 documentation of -std and -Wwrite-strings.
8209 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
8211 * cse.c (canon_hash): Don't register registers in very small
8212 register classes, as extending their lifetime might cause
8215 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8217 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
8219 * flow.c (forwarder_block_p): Fix for fallthru blocks.
8220 (try_redirect_by_replacing_jump): Update properly the count
8221 and frequency information.
8223 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
8225 * toplev.c (dump_file_index): Move SSA dumps just after first
8227 (dump_file): Corresponding changes.
8228 (rest_of_compilation): Move SSA path to just after the first
8230 * doc/gcc.texi (Passes): Update due to movement of SSA path.
8231 * doc/invoke.texi: Update dump file #s as they were completely
8232 out of date with reality.
8234 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
8236 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
8238 * expr.c (emit_move_insn_1): Deal with non-default
8241 * expr.c (emit_single_push_insn): Fix warning.
8243 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
8245 * expr.c (emit_move_insn_1): Avoid modifying
8246 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
8248 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8250 * emit-rtl.c (adjust_address): New function.
8251 * expr.h (adjust_address): Add declaration.
8252 * builtins.c: Replace some calls to change_address with calls to it
8254 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
8255 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
8256 * config/arm/arm.c, config/convex/convex.c: Likewise.
8257 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
8258 * config/i386/i386.c, config/i386/i386.md: Likewise.
8259 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
8260 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
8261 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
8262 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
8263 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
8265 2001-07-02 Jim Wilson <wilson@redhat.com>
8267 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
8269 2001-07-02 Steve Ellcey <sje@cup.hp.com>
8271 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
8272 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
8274 2001-07-02 Zack Weinberg <zackw@stanford.edu>
8276 * cppinit.c (lang_defaults): New table.
8277 (set_lang): Just read from lang_defaults into the live options
8280 2001-07-02 Zack Weinberg <zackw@stanford.edu>
8282 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
8283 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
8284 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
8286 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8288 * doc/install.texi: Various spelling and markup fixes.
8289 (Installing GCC): Component specific installation instructions are
8292 Warn about removing old install dir in the presence of shared libs.
8293 (Configuration): Invoke with options target to match configure
8295 Consistently refer to gas, gld pathnames.
8296 Invert --enable-multilib documentation.
8297 Remove references to old compiler versions.
8299 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8301 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
8303 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8305 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
8307 (Specific, mips*-sgi-irix5): Note IDO download.
8308 Reworded MIPS C hints.
8309 Use GNU as instead of GAS.
8311 Removed SGI Freeware reference, IRIX 6 only.
8312 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
8313 Note N64 library requirement/workaround.
8315 Complete list of structure passing bug victims.
8317 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8319 * doc/install.texi: Remove CVS Id.
8321 2001-07-02 Andreas Jaeger <aj@suse.de>
8323 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
8324 (find_inherently_necessary): Remove unused variable.
8326 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
8328 * c-common.h (TDI_inlined): New ast dump phase.
8329 (dump_flag_name): New function.
8330 * c-dump.c (dump_files): Add inlined phase.
8331 (dump_flag_name): Define.
8332 * doc/invoke.texi (-fdump-ast-inlined): Document.
8334 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8336 * stor-layout.c (layout_decl): Revert change to handling of alignment
8339 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8341 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
8344 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
8346 * doc/tm.texi (FUNCTION_ARG): Document that the last call
8349 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
8351 * tlink.c (recompile_files): Remove COMPILER_PATH and
8352 LIBRARY_PATH from the environment.
8354 2001-07-01 Zack Weinberg <zackw@stanford.edu>
8356 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
8357 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
8359 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
8361 * c-parse.in (OBJC_STRING): Kill.
8362 (objc_string): Decompose to [objc_string] '@' STRING.
8363 (reswords): Take the leading '@' off all the Objective C keywords.
8364 (objc_rid_sans_at): Kill.
8365 (init_reswords): Don't initialize it.
8366 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
8367 (_yylex): Kill reconsider label. Look ahead one token after
8368 an '@'; if we get an identifier, check whether it's an
8369 Objective C @-keyword. If so, return the keyword. Otherwise,
8370 put back the token and return the '@' as a terminal.
8372 * cpplib.c (lex_macro_node): Remove unnecessary check for
8373 leading '@' on identifier. Clarify control flow and commentary.
8375 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8377 * cse.c (new_label_ref): Variable deleted.
8378 (insert): Remove set of new_label_ref.
8379 (check_for_label_ref): New function.
8380 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
8382 See ChangeLog.5 for earlier changes.