1 2001-10-30 Kazu Hirata <kazu@hxi.com>
3 * config/arm/arm.c: Fix comment a typo.
4 * config/arm/arm.h: Likewise.
5 * config/ia64/ia64.c: Likewise.
7 2001-10-30 Jakub Jelinek <jakub@redhat.com>
9 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
10 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
11 * rtl.h (set_unique_reg_note): Change return value.
12 * gcse.c (try_replace_reg): Use set_unique_reg_note.
13 * cse.c (cse_insn): Likewise.
14 * expr.c (emit_move_insn): Likewise.
15 * explow.c (force_reg): Likewise.
16 * local-alloc (update_equiv_regs): Likewise.
17 * loop.c (move_moveables, load_mems): Likewise.
18 * reload (find_reloads): Likewise.
20 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
23 * c-decl.c (parmlist_tags_warning, start_struct,
24 check_for_loop_decls): Separate messages for struct, union and
25 enum cases to allow for languages in which they have different
27 * c-format.c (scanf_flag_specs): Separate short and long name of
28 the assignment suppression feature.
29 (check_format_types): Localize "pointer" and "different types"
31 * c-lex.c (lex_number): Localize "an unsigned long int" and
33 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
35 * c-typeck.c (build_unary_up): Separate messages for increment and
36 decrement cases to allow for languages in which they use different
37 articles. Localize the strings "increment" and "decrement" in one
40 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
42 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
43 when no changes has been made.
45 * gcse.c (reg_set_bitmap): Turn into reg_set.
46 (modify_mem_list_set, canon_modify_mem_list_set)
47 (clear_modify_mem_tables, free_modify_mem_tables): New.
48 (gcse_main); Use free_modify_mem_tables.
49 (free_gcse_mem): Likewise; free the bitmaps.
50 (alloc_gcse_main): Initialize the bitmaps.
51 (canon_list_insert): Set canon_modify_mem_list_set.
52 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
53 (compute_hash_table): Use clear_modify_mem_tables.
54 (reset_opr_set_tables): Likewise.
55 (oprs_not_set_p): reg_set_bitmap is regset.
56 (mark_set, mark_clobber): Likewise.
58 * df.h (DF_EQUIV_NOTES): New constant.
59 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
62 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
63 (init_regions, schedule_insns): Conditionalize the checking
64 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
66 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
68 * i386.md (movti_rex64 splitter): Fix condition.
70 2001-10-29 Zack Weinberg <zack@codesourcery.com>
72 * configure.in: Do not assume that gas's version number is the
73 last thing on the first line of as --version output.
74 * configure: Regenerate.
76 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
77 MT_WARNING, MT_ERROR, MT_FATAL.
78 (main): Call gcc_init_libintl.
79 (v_message): Call gettext on msgid and "warning: "
80 * tradcif.y: Include intl.h.
81 (yyerror): Make parameter definition consistent with
82 prototype. Call gettext on msgid argument.
84 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
86 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
89 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
91 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
93 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
94 before referencing it.
96 2001-10-26 DJ Delorie <dj@redhat.com>
98 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
99 override -G, and force -G0.
101 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
103 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
104 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
105 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
106 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
108 * loop.h (struct induction): Rename ext_dependant to
110 * loop.c: Change all uses.
111 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
113 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
115 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
117 * c-parse.in (expr_no_commas, primary), c-typeck.c
118 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
120 2001-10-29 David Edelsohn <edelsohn@gnu.org>
122 Undo assemble_name change in earlier patch.
124 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
126 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
127 determining the type of the receiver, do not check that TREE_CODE
128 of receiver is CALL_EXPR before calling receiver_is_class_object().
129 (receiver_is_class_object): For the GNU runtime: recognize
130 the case that the receiver is self in a class method context.
131 Check that TREE_CODE of receiver is CALL_EXPR when checking that
132 the receiver is a call to objc_get_class.
134 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
136 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
138 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
140 * Makefile.in (OBJS): Put all files in alphabetical order.
142 * dwarf2out.c (add_const_value_attribute): Fix error in last
145 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
147 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
148 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
150 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
151 (life_analysis): call purge_all_dead_edges after deleting noops.
152 (delete_noop_move): Do not purge CFG.
153 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
155 2001-10-28 David Edelsohn <edelsohn@gnu.org>
157 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
158 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
159 (ASM_GLOBALIZE_LABEL): Use assemble_name.
160 (ASM_OUTPUT_COMMON): Likewise.
161 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
162 (rs6000_output_function_epilogue): Likewise.
163 (output_mi_thunk): Fix typo.
164 (rs6000_output_symbol_ref): Use assemble_name.
165 (output_toc): Likewise.
166 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
167 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
168 assemble_name calls STRIP_NAME_ENCODING.
169 (ASM_OUTPUT_LABEL): Use assemble_name.
170 (ASM_GLOBALIZE_LABEL): Likewise.
171 (ASM_DECLARE_FUNCTION_NAME): Likewise.
172 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
173 (ASM_OUTPUT_LOCAL): Likewise.
175 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
177 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
178 (expand_builtin_apply, expand_builtin_return): Likewise.
179 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
181 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
183 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
184 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
185 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
186 configure, configure.in, except.c, except.h, flow.c, function.c,
187 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
188 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
189 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
190 unroll.c: Fix spelling errors.
192 * doc/extend.texi, doc/invoke.texi: Fix spelling.
194 * doc/gcc.texi: Document use of "dependent" and American spelling.
196 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
198 * expr.c (emit_group_load): Support CONCATs by storing them to memory
201 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
203 * expr.c (store_constructor_field): Only call adjust_address on MEM.
205 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
207 * genrecog.c (write_switch): Output if before switch for
208 DT_elt_zero_wide_safe.
210 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
212 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
213 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
214 (FUNCTION_PROFILER): Const-ify.
215 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
216 (eliminate_constant_term, assemble_name, output_addr_const):
218 (ptr_half_pic_address_p, half_pic_hash): Prototype.
219 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
220 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
221 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
222 (half_pic_declare, half_pic_external): Const-ify.
223 * toplev.c: Include "halfpic.h".
225 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
227 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
228 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
229 config/i386/i386.c, config/i386/i386-interix.h,
230 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
231 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
232 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
233 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
234 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
235 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
236 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
239 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
240 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
241 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
242 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
243 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
244 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
245 system.h, toplev.c: Fix spelling errors.
247 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
249 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
251 * dwarf2out.c (reg_number): Abort if pseudo.
252 (reg_loc_descriptor): Return 0 if pseudo.
253 (is_based_loc): Return 0 if pseudo.
254 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
256 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
257 (loc_descriptor): Return 0 if can't find location and handle 0
258 return from recursive calls.
259 (loc_descriptor_from_tree): Likewise.
260 Fix handling of indirect.
261 Also return 0 for PLACEHOLDER_EXPR.
262 Clean up COMPONENT_REF cases.
263 (add_AT_location_descriptor): Simplify, but handle 0 return from
265 (add_const_value_attribute): Avoid shift count warning.
266 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
267 Set comp_unit_die as context if not in function.
269 * config/mips/mips-protos.h: Break up long lines.
270 Remove needless #ifdef/#endif blocks.
271 Don't declare functions declared in file made by genpreds or recog.h.
272 * config/mips/mips.c (mips_output_function_prologue): TSIZE
273 is now HOST_WIDE_INT; delete unneeded casts.
274 * config/mips/mips.h: Don't use #elif.
276 * expr.c (stor_constructor_field): Always call adjust_address.
277 Copy TARGET before changing its alias set.
278 (store_field): Likewise, for TO_RTX.
279 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
281 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
282 (find_placeholder): Return 0 if can't find object.
283 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
286 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
288 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
290 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
292 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
293 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
294 (merge_blocks): Properly udpate life after making edge nonfallthru.
295 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
297 2001-10-26 Kazu Hirata <kazu@hxi.com>
299 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
301 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
303 * c-typeck.c (convert_arguments): When comparing for enumeral
304 type equality, use TYPE_MAIN_VARIANT.
305 * gcc.dg/Wconversion.c: New tests.
307 2001-10-26 Kazu Hirata <kazu@hxi.com>
309 * s390/s390.c: Fix comment typos.
310 * s390/s390.h: Likewise.
311 * s390/s390.md: Likewise.
313 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
315 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
316 (walk_tree): Use it for tail calls where appropriate.
318 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
320 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
321 non-local label_refs.
323 2001-10-26 Kazu Hirata <kazu@hxi.com>
325 * config/h8300/h8300.md (4 anonymous patterns): New.
327 2001-10-26 Kazu Hirata <kazu@hxi.com>
329 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
330 algorithm through the shift_info structure.
331 (emit_a_shift): Update the use of get_shift_alg.
333 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
335 * sched-rgn.c: Remove bitset typedef.
336 Change bitset to sbitmap in prototypes / variable types.
340 s/BITSET_ADD/SET_BIT/g
341 s/BITSET_INVERT/sbitmap_ones/g
342 s/BITSET_INTER/sbitmap_a_and_b/g
343 s/BITSET_UNION/sbitmap_a_or_b/g
344 s/BITSET_DIFFER/sbitmap_difference/g
345 s/bitset_member/TEST_BIT/g
347 (bitset_member): Removed.
348 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
349 EXECUTE_IF_SET_IN_SBITMAP.
350 (split_edges): Rewrite, use sbitmap functions instead of bitset
352 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
354 2001-10-26 Andreas Schwab <schwab@suse.de>
356 * reload1.c (emit_input_reload_insns): Fix parens in last
357 (undocumented) change that was supposed to change only whitespace.
359 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
361 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
363 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
366 2001-10-26 Andreas Jaeger <aj@suse.de>
368 * flow.c (clear_log_links): Remove unused variable.
369 * cfgcleanup.c (cleanup_cfg): Likewise.
371 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
373 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
374 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
376 2001-10-26 Richard Henderson <rth@redhat.com>
378 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
379 rename PV_REG to R27_REG.
380 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
381 (REG_CLASS_FROM_LETTER): Update.
382 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
383 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
384 (udivsi3, modsi3, umodsi3): Likewise.
385 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
387 2001-10-26 Richard Henderson <rth@redhat.com>
389 * cfg.c (clear_aux_for_blocks): Split out of ...
390 (free_aux_for_blocks): here.
391 (clear_aux_for_edges): Split from ...
392 (free_aux_for_edges): here.
393 * basic-block.h: Declare them.
394 * lcm.c (compute_antinout_edge): Use them.
395 (compute_laterin, compute_available, compute_nearerout): Likewise.
396 (optimize_mode_switching): Likewise.
398 2001-10-26 Richard Henderson <rth@redhat.com>
400 * Makefile.in (unstage*): Remove as, ld, collect-ld before
401 moving everything back to the main build directory.
403 2001-10-26 Christopher Faylor <cgf@redhat.com>
405 * config/i386/cygwin.h: Search target specfic include directory, if
408 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
410 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
411 of macro guards. Fix #endif comment.
413 * output.h (default_exception_section, default_eh_frame_section):
414 Move prototypes outside of macro guard.
416 * crtstuff.c: Fix #endif comment.
418 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
420 * doc/md.texi (movMM): Clarify semantics of storing into a
421 non-paradoxical SUBREG.
423 2001-10-25 Zack Weinberg <zack@codesourcery.com>
425 * langhooks.c (lang_hook_default_clear_binding_stack): New.
426 (lang_hook_default_get_alias_set): Move next to other alias
428 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
429 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
430 (LANG_HOOKS_INITIALIZER): Add it.
431 * toplev.h (struct lang_hooks): Add clear_binding_stack.
432 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
433 instead of a loop calling poplevel.
435 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
437 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
438 occurrences of #elif with #if...#endif.
440 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
442 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
444 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
446 * alias.c (can_address_p): No longer static.
447 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
448 Return 0 if all parameters are default values.
449 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
450 (adjust_address_1): Try harder to compute a size.
451 * expr.c (expand_assignment, store_constructor): If can't address,
452 set MEM_KEEP_ALIAS_SET_P.
453 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
454 (store_field): Likewise.
455 (store_constructor): Simplify call to store_constructor_field.
456 * expr.h (can_address_p): New declaration.
457 * gensupport.c (gen_rtx_CONST_INT): New function.
458 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
459 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
460 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
462 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
464 2001-10-24 Christopher Faylor <cgf@redhat.com>
466 * config/i386/cygwin.h: Use proper path for mingw crt files when
469 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
471 * dwarf2out.c (file_info_cmp): Always return consistent results.
473 2001-10-24 Roger Sayle <roger@eyesopen.com>
475 * stmt.c (expand_end_case): Index jumptables from zero for
476 suitably small values of minval.
478 2001-10-24 Jakub Jelinek <jakub@redhat.com>
480 * stor-layout.c (place_union_field): If any field was aligned with
481 attribute aligned, set record type's TYPE_USER_ALIGN.
482 (place_field): Likewise.
483 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
484 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
486 2001-10-24 Zack Weinberg <zack@codesourcery.com>
488 * c-common.h (struct c_common_identifier): Remove rid_code field.
489 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
491 * c-typeck.c (constructor_designated): New local flag.
492 (struct constructor_stack): Add "designated" field to match.
493 (start_init): Clear it.
494 (really_start_incremental_init, push_init_level): Push and
496 (pop_init_level): Pop it.
497 (set_designator): Set it.
499 (pop_init_level): Suppress "missing initializer" warnings if
500 constructor_designated is true.
501 (process_init_element): Suppress warning about union
502 initialization under traditional C, if constructor_designated
505 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
507 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
510 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
512 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
514 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
516 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
517 the node was already a set to a constant.
519 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
521 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
522 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
524 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
526 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
527 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
528 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
529 * s390.c (s390_final_chunkify): Don't use string concatenation.
530 (s390_function_prologue, s390_function_epilogue): Const-ify.
531 * s390.h (FUNCTION_PROFILER): Remove unused variable.
533 2001-10-24 Jakub Jelinek <jakub@redhat.com>
535 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
538 2001-10-23 Stan Shebs <shebs@apple.com>
540 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
541 -traditional-cpp in first-stage compilation.
543 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
545 * gensupport.c (target_flags): Add.
547 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
549 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
551 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
552 * except.c (expand_builtin_frob_return_addr): Likewise.
553 (expand_builtin_eh_return): Likewise.
554 * stmt.c (expand_computed_goto): Likewise.
555 * explow.c (memory_address): Likewise.
556 (allocate_dynamic_stack_space): Clean up predicate testing.
557 (probe_stack_range): Convert SIZE to Pmode.
558 * calls.c (rtx_for_function_call): Only call convert_memory_address
560 Pass function call operand as ptr_mode, not Pmode.
561 * expr.c (expand_assignment): Clean up calls to convert_memory
562 address by only doing so when needed and making offsets Pmode.
563 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
564 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
565 is in Pmode, not ptr_mode.
567 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
569 * darwin-protos.h (constructor_section, destructor_section,
570 mod_init_section, mod_term_section): Prototype.
571 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
573 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
575 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
576 objc_section_init declaration.
577 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
578 (objc_section_init, try_section_alias): Make static.
579 (alias_section): Make static and hide unused function.
580 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
582 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
584 * alias.c (can_address_p): Compnonents are not addressable if
585 the containing type has alias set 0.
586 (get_alias_set): Rework to use STRIP_NOPS.
587 Only call front-end routine on object, type, or object with
588 NOPs stripped, not inner values.
589 Use language hook to call front-end routine.
590 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
591 (expand_builtin_apply): Call set_mem_align on MEMs we make.
592 Don't pass alignment to emit_block_move.
593 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
594 (expand_builtin_memset): Likewise, but for clear_storage.
595 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
596 and remove C++ specific parts.
597 * c-common.h (c_common_get_alias_set): Add declaration.
598 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
599 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
600 (save_fixed_argument_area): Call set_mem_align.
601 Remove alignment in call to emit_block_move.
602 (emit_library_call_value_1, store_one_arg): Likewise.
603 (target_for_arg): Remove; disabled long ago.
604 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
605 once and similar cleanups.
606 (offset_address): Use proper introductory comment.
607 * expr.c (emit_block_move): Use alignment from that of MEM args, not
608 from explicit operand; all callers changed.
609 (clear_storage): Likewise.
610 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
611 (store_field): Remove kludge on alias set used for to_rtx.
612 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
613 (expand_expr_unaligned): Call set_mem_attributes instead of
615 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
616 * function.c (assign_stack_temp_for_type): Set MEM alignment.
617 (expand_function_end): Track MEM attributes of trampolines.
618 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
619 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
620 attributes from original.
621 * langhooks.c (lang_hook_default_get_alias_set): New function.
622 (hook_get_alias_set_0): New function.
623 * langhooks.h (hook_get_alias_set_0): New declaration.
624 (lang_hook_default_get_alias_set): Likewise.
625 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
626 * reload1.c (alter_reg): Use adjust_address_nv.
627 * rtl.c (get_mode_alignment): Moved to here.
628 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
629 change default if unknown from 1 to BITS_PER_UNIT.
630 * stor-layout.c (get_mode_alignment): Remove from here.
631 * toplev.h (struct lang_hoks): Add get_alias_set field.
632 * tree.h (lang_get_alias_set): Delete declaration.
633 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
634 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
635 (ix86_va_arg): Likewise.
636 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
637 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
638 * config/sparc/sparc.c (sparc_va_arg): Likewise.
639 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
640 (expand_block_move_mem): Remove dead code.
642 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
644 * c-common.c (warn_div_by_zero): New.
645 * c-common.h (warn_div_by_zero): New.
646 * c-decl.c (c_decode_option): Take it on the command line.
647 * c-typeck.c (build_binary_op): Warn about division by zero.
648 * doc/invoke.texi: Document the new command line option, fix
649 documentation of -Wmultichar.
650 * testsuite/gcc.dg/divbyzero.c: New tests.
651 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
653 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
655 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
657 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
658 to avoid update_life_info call.
659 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
660 * cfgcleanup.c (bb_flags): New enum.
661 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
662 (notice_new_block, update_forwarder_flag): New functions.
663 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
664 (try_forward_edges): Likewise; update flags.
665 (merge_blocks): Likewise.
666 (outgoing_edges_match): Likewise.
667 (try_crossjump_to_edge): Likewise.
668 (try_optimize_cfg): Likewise; initialize and clear the flags;
669 recompute life info if needed.
670 (cleanup_cfg): No need to clear aux pointers.
672 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
674 * config/i386/i386.c (override_options): Default to minimum
675 stack alignment when optimizing for code size.
676 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
679 * config/i386/i386.c (override_options): Set upper limit of
680 -mpreferred-stack-boundary to 12.
682 2001-10-22 Zack Weinberg <zack@codesourcery.com>
684 * recog.c (peephole2_optimize): Add default case to switch.
686 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
688 * doc/gcc.texi (Sending Patches): Remove.
690 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
692 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
693 fields when comparing.
695 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
697 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
698 * arm.c (HOST_INT, HOST_UINT): Likewise.
700 2001-10-22 Stan Shebs <shebs@apple.com>
702 * config/darwin-protos.h (darwin_exception_section): Declare.
703 (darwin_eh_frame_section): Declare.
705 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
707 * i386.md (movti_rex64): Fix mode.
709 2001-10-22 Stan Shebs <shebs@apple.com>
711 * target.h (struct gcc_target): Add asm_out.exception_section,
712 asm_out.eh_frame_section.
713 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
714 (TARGET_ASM_EH_FRAME_SECTION): New.
715 (TARGET_INITIALIZER): Update.
716 * output.h (default_exception_section): Declare.
717 (default_eh_frame_section): Declare.
718 * dwarf2out.c: Include target.h.
719 (output_call_frame_info): Call target hook for eh frames.
720 (default_eh_frame_section): New function.
721 * except.c: Include target.h.
722 (output_function_exception_table): Call target hook for exception
724 * varasm.c (default_exception_section): Rename from
725 exception_section, remove EXCEPTION_SECTION macro.
727 * config/darwin.h (darwin_eh_frame_section): New function.
728 (EXCEPTION_SECTION): Remove.
729 (TARGET_ASM_EXCEPTION_SECTION): Define.
730 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
731 (nextstep_exception_section): New function.
732 (nextstep_eh_frame_section): New function.
733 (TARGET_ASM_EXCEPTION_SECTION): Define.
734 (TARGET_ASM_EH_FRAME_SECTION): Define.
736 * config/pa/som.h (EXCEPTION_SECTION): Remove.
737 (TARGET_ASM_EXCEPTION_SECTION): Define.
738 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
739 (EXCEPTION_SECTION): Remove.
740 (TARGET_ASM_EXCEPTION_SECTION): Define.
741 * config/stormy16/stormy16.h: Remove comments referencing
742 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
744 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
745 TARGET_ASM_EH_FRAME_SECTION.
747 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
749 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
752 * c-format.c: Fix spelling typo in comment.
754 * sched-int.h: Fix typo in GCC preamble.
756 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
759 * doc/invoke.texi: Remove references to -fdump-translation-unit.
761 2001-10-22 Richard Henderson <rth@redhat.com>
763 * config/i386/i386.c (ix86_expand_clear): New.
764 * config/i386/i386-protos.h: Declare it.
765 * config/i386/i386.md (setcc peep2s): Use it.
766 (movsi_xor): Unexport.
768 2001-10-22 Richard Henderson <rth@redhat.com>
770 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
771 free_EXPR_LIST_list for LOG_LINKS.
773 2001-10-21 Robert Lipe <robertlipe@usa.net>
775 * config/i386/i386.c (sco_asm_named_section): Delete.
776 (sco_asm_out_constructor): Delete.
777 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
778 (ASM_OUTPUT_DOUBLE_INT): Likewise.
779 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
780 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
781 (EXCEPTION_SECTION): Delete EH scn renaming hack.
783 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
785 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
786 and/or fold extra calls into fewer ones.
787 * collect2.c (dump_file): Likewise.
788 * cppexp.c (parse_number): Likewise.
789 * cpplex.c (_cpp_lex_direct): Likewise.
790 * final.c (output_asm_insn, asm_fprintf): Likewise.
791 * fix-header.c (inf_scan_ident, main): Likewise.
792 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
794 * fold-const.c (real_hex_to_f): Likewise.
795 * gen-protos.c (parse_fn_proto): Likewise.
796 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
797 * genrecog.c (change_state, write_action): Likewise.
798 * gensupport.c (shift_output_template): Likewise.
799 * local-alloc.c (requires_inout): Likewise.
800 * mips-tfile.c (IS_ASM_IDENT): Likewise.
801 * protoize.c (is_id_char, main): Likewise.
802 * real.c (asctoeg): Likewise.
803 * recog.c (asm_operand_ok): Likewise.
804 * reload.c (find_reloads): Likewise.
805 * scan.c (scan_identget_token): Likewise.
806 * sched-vis.c (print_value): Likewise.
807 * stringpool.c (ggc_alloc_string): Likewise.
808 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
809 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
810 * tradcpp.c (rescan): Likewise.
811 * tree.c (clean_symbol_name): Likewise.
812 * varasm.c (decode_reg_name): Likewise.
814 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
815 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
816 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
817 * m88k.c (output_ascii): Likewise.
818 * m88k.h (OVERRIDE_OPTIONS): Likewise.
819 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
820 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
821 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
823 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
825 * langhooks.c (lang_hook_default_do_nothing,
826 lang_hook_default_decode_option): New defaults.
827 * langhooks.h: Make hooks unconditional and non-NULL.
828 * toplev.c (compile_file, toplev_main): Update.
829 * toplev.h: Update comments.
830 * objc/objc-act.c (lang_hooks): Update to new paradigm.
832 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
834 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
836 * system.h (IN_RANGE): New macro.
838 2001-10-21 Zack Weinberg <zack@codesourcery.com>
840 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
841 INTLDEPS variable, which does not include $LIBICONV.
842 * Makefile.in: Use INTLDEPS in LIBDEPS.
843 * configure: Regenerate.
845 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
847 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
848 * cpplex.c (lex_percent, lex_dot): Remove.
849 (get_effective_char, skip_block_comment, skip_line_comment,
850 parse_identifier_slow, parse_number, parse_string, save_comment,
851 _cpp_lex_direct): Update to do lookback freely.
852 (IF_NEXT_IS, BACKUP): New macros.
853 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
854 * cppmacro.c (paste_tokens): Update.
856 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
858 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
860 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
862 * reload1.c (reload): Check CONSTANT_P before calling
863 LEGITIMATE_PIC_OPERAND_P.
864 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
865 workaround of 2001-10-13.
867 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
869 * i386.c (split_di): Handle splitting of DFmode.
871 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
873 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
874 (adjust_address_1, offset_address): Likewise.
876 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
877 (output_asm_insn): Call it for each line output.
878 Don't record an operand more than once.
880 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
881 * main.c: Include config.h and system.h, but not ansidecl.h.
882 * Makefile.in (main.o): Update accordingly.
884 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
886 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
888 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
890 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
891 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
893 (find_sub_basic_blocks): ... here;
894 (find_many_sub_basic_blocks): New.
895 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
897 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
899 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
901 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
903 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
904 * flow.c (update_life_info): Measure time.
905 * c-decl.c: Include timevar.h
906 (c_expand_body): Measure time.
907 * toplev.c (rest_of_compilation): Measure time of mode switching
909 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
911 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
912 (lang_independent_options): Add asynchronous-unwind-tables
913 (toplev_main): flag_asynchronous_unwind_tables implies
915 * flags.h (flag_asynchronous_unwind_tables): Declare.
916 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
917 flag_asynchronous_unwind_tables.
918 (output_call_frame_info): Likewise.
919 * invoke.texi (-fasynchronous-unwind-tables): Document.
920 * i386.c (optimization_options): Enable
921 flag_asynchronous_unwind_tables.
923 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
924 * i386.md (s* expanders): Destination is QImode.
926 * toplev.c (rest_of_compilation): Do not call clear_log_links.
927 * rtl.h (clear_log_links): Kill.
928 * flow.c (clear_log_links): Make static; accept blocks parameter;
929 do no clear life info.
930 (update_life_info): Call clear_log_links.
932 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
934 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
936 * cpplex.c (handle_newline, skip_escaped_newlines,
937 get_effective_char, skip_block_comment, skip_line_comment,
938 parse_identifier_slow, parse_number, parse_string,
939 _cpp_lex_direct): Update to do more stepping back.
940 (trigraph_ok): Similarly. Rename trigraph_p.
941 (SAVE_STATE, RESTORE_STATE): Remove.
942 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
944 * cpplib.c (destringize): Rename destringize_and_run, and
945 call run_directive directly.
946 (_cpp_do__Pragma): Simplify.
948 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
950 * pe.c (arm_pe_unique_section): Const-ify.
951 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
952 (switch_to_section): Add static prototype.
954 * output.h (drectve_section): Prototype.
956 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
958 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
959 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
960 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
961 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
962 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
963 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
964 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
965 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
966 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
967 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
968 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
969 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
970 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
971 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
972 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
973 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
974 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
975 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
976 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
977 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
978 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
979 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
980 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
981 cris-*-none, cris-*-linux*: Update ${tmfile} list.
982 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
983 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
984 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
985 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
986 v850-*-*): Delete superflous ${cpu_type} setting.
987 * config/linux.h: Delete svr4.h include.
988 (SET_ASM_OP): Delete.
989 * config/netware.h (INT_ASM_OP): Undef before define.
990 * config/ptx4.h: Delete elfos.h include.
991 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
992 * config/svr4.h: Delete elfos.h include. Update commentary.
993 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
994 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
995 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
996 config/v850/v850.h: Delete svr4.h include.
997 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
998 config/m68k/m68kv4.h, config/m88k/sysv4.h,
999 config/sparc/sysv4.h: Update includes.
1000 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
1001 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
1002 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
1003 config/m88k/dguxbcs.h: Delete includes.
1004 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
1005 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
1006 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
1008 * config/m88k/dgux.h: Delete include.
1009 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
1011 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
1012 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
1013 * config/sh/elf.h: Update include.
1014 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
1015 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
1017 2001-10-19 Catherine Moore <clm@redhat.com>
1019 * config/stormy16/stormy-abi: Updates to varargs descriptions.
1020 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
1021 base and count fields.
1022 (stormy16_expand_builtin_va_start): last_reg_count changed to
1023 size_of_reg_args. Use count + size in first comparison.
1025 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1027 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
1028 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
1029 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
1030 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
1031 Set alignment from type if INDIRECT_REF.
1032 (adjust_address_1, offset_address): Simplify alignment compuitation.
1033 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
1034 here; done by set_mem_attributes.
1036 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1038 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
1039 * arm-protos.h (rdata_section, zero_init_section, common_section):
1041 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
1042 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
1043 traditional mode stringification.
1044 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
1045 in macros controling its use.
1046 * rtlanal.c: Include tm_p.h.
1047 * varasm.c (asm_output_aligned_bss): Mark parameter with
1049 (assemble_constant_align, assemble_start_function, assemble_align,
1050 assemble_variable, assemble_trampoline_template,
1051 output_constant_def_contents): Wrap potentially empty if-stmt body
1054 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1056 * a29k-protos.h (literal_section): Prototype.
1057 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
1058 * a29k.md: Ensure function pointers are prototyped.
1059 * genattrtab.c (write_eligible_delay): Mark parameter with
1062 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1064 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
1065 * 1750a.c (print_operand): Fix format specifier warning.
1066 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
1067 * 1750a.md: Likewise.
1068 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
1069 * genemit.c (output_add_clobbers): Mark parameter with
1071 * genrecog.c (write_subroutine): Likewise.
1072 * integrate.c (expand_inline_function): Delete unused variable.
1073 * varasm.c (remove_from_pending_weak_list): Wrap with
1076 2001-10-19 Jakub Jelinek <jakub@redhat.com>
1078 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
1079 field is different to previous argument's neg field.
1081 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
1083 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1085 * final.c (get_decl_from_op): New function.
1086 (output_asm_insn): Call it; write "*" when item with decl is address.
1088 2001-10-19 Janis Johnson <janis187@us.ibm.com>
1090 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
1091 about 64-bit support from the 3.0_branch version.
1093 2001-10-19 Zack Weinberg <zack@codesourcery.com>
1095 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
1096 USE_INCLUDED_LIBINTL when appropriate.
1097 * configure, config.in: Regenerate.
1098 * Makefile.in (datadir): Set to @datadir@.
1099 (intl.o): Also depend on $(CONFIG_H) and system.h.
1101 * intl.c: Factor out common gettext initialization sequence.
1102 (gcc_init_libintl): New function.
1103 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
1104 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
1105 off NLS. Add multiple include guard. No need to #ifdef-guard
1106 an #undef. Prototype gcc_init_libintl here.
1108 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
1109 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
1110 Use gcc_init_libintl.
1112 2001-10-19 Catherine Moore <clm@redhat.com>
1114 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
1116 * config/stormy16/stormy16.c (stormy16_split_move): Make
1117 sure that REG_INC notes are present for auto_inc operands.
1119 2001-10-19 Andreas Jaeger <aj@suse.de>
1121 * configure: Regenerated.
1122 * configure.in: Add x86_64 to switch statements.
1124 2001-10-18 Richard Henderson <rth@redhat.com>
1126 * config/alpha/alpha.md (sibcall_osf_1): Load destination
1127 address into $27 explicitly.
1128 (sibcall_value_osf_1): Likewise.
1130 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1132 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
1133 (offset_address): New function.
1134 (free_emit_status): Free regno_decl.
1135 (init_emit): Pass proper number of elements to xcalloc.
1136 Allocate regno_decl.
1137 (mark_emit_status): Mark regno_decl values.
1138 * expr.c (highest_pow2_factor): New function.
1139 (expand_assigment): Use it and offset_address.
1140 Properly handle ptr_mode vs. Pmode in offset calculation.
1141 (store_constructor, expand_expr_unaligned): Likewise.
1142 (expand_expr, case COMPONENT_EXPR): Likewise.
1143 * expr.h (offset_address): New decl.
1144 * function.h (struct emit_status): Add regno_decl.
1145 (REGNO_DECL): New macro.
1146 * final.c (output_asm_name): Move in file and don't conditionalize
1147 on flag_print_asm_name.
1148 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
1149 Output names of operands, if known.
1150 * function.c (assign_parms): Set REGNO_DECL.
1151 * integrate.c (integrate_decl_tree): Likewise.
1152 * stmt.c (expand_decl): Likewise.
1153 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
1155 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
1157 * attribs.c (handle_noinline_attribute): New function.
1158 (handle_used_attribute): Likewise.
1159 (c_common_attribute_table): Added noinline and used.
1160 * doc/extend.texi (Function Attributes): Document them.
1161 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
1162 Warn when merging inline with attribute noinline.
1163 (start_decl, start_function): Warn if inline and attribute
1164 noinline appear in the same declaration.
1166 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
1168 * config.gcc: Update c4x and i370 for C front end-specific
1170 * config/c4x/c4x-c.c: New.
1171 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
1172 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
1174 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
1175 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
1177 (c4x_init_pragma): Remove.
1178 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
1179 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
1180 c4x_pr_ignored): Move to c4x-c.c.
1181 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
1182 * config/c4x/t-c4x: Update.
1183 * config/i370/i370-c.c: New.
1184 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
1185 (i370_pr_map): Move to i370-c.c.
1186 * config/i370/t-i370: New.
1188 * doc/tm.texi: Update.
1190 2001-10-17 Stan Shebs <shebs@apple.com>
1192 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
1193 typo fixes throughout.
1194 (machopic_output_stub): Remove some dead code.
1196 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
1198 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
1201 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1203 * Makefile.in (print-rtl.o): Depend on TREE_H.
1204 * alias.c (get_alias_set): Make two passes over objects to first
1205 see if inner object is access via restricted pointer.
1206 Defer allocating alias set for restricted pointer until here.
1207 Call find_placeholder with second arg nonzero.
1209 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
1210 set for restricted pointer types.
1211 * emit-rtl.c (set_mem_attributes): Set more attributes.
1212 (set_mem_align, change_address, adjust_address_1): New functions.
1213 (change_address_1): Now static.
1214 (adjust_address, adjust_address_nv): Deleted.
1215 (replace_equiv_address): Call change_address_1.
1216 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
1217 (find_placeholder): Get starting point from PLIST arg.
1218 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
1219 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
1220 (adjust_address, adjust_address_nv): New macros.
1221 * print-rtl.c (tree.h): New include.
1222 (print_rtx, case MEM): Print all memory attributes.
1224 2001-10-17 Richard Henderson <rth@redhat.com>
1226 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
1228 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1230 * c-tree.texi: Eliminate duplicated word.
1231 * cpp.texi: Likewise.
1232 * install.texi: Likewise.
1233 * invoke.texi: Likewise.
1234 * tm.texi: Likewise.
1236 2001-10-17 Michael Collison <collison@isisinc.net>
1238 * dsp16xx.c: Fix comment formatting to match GNU standards.
1239 (dsp16xx_output_function_prologue): Change type of 'size'
1240 parameter from 'int' to HOST_WIDE_INT.
1241 (dsp16xx_output_function_epilogue): Change type of 'size'
1242 parameter from 'int' to HOST_WIDE_INT.
1244 2001-10-16 Richard Henderson <rth@redhat.com>
1246 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
1247 * configure, config.in: Rebuild.
1249 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
1250 (ix86_output_addr_diff_elt): New.
1251 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
1252 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
1253 (JUMP_TABLES_IN_TEXT_SECTION): New.
1254 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
1255 * config/i386/i386-protos.h: Update.
1257 * config/i386/386bsd.h, config/i386/beos-elf.h,
1258 config/i386/freebsd-aout.h, config/i386/freebsd.h,
1259 config/i386/i386-interix.h, config/i386/i386elf.h,
1260 config/i386/linux.h, config/i386/netbsd-elf.h,
1261 config/i386/netbsd.h, config/i386/openbsd.h,
1262 config/i386/ptx4-i.h, config/i386/rtemself.h,
1263 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
1264 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
1266 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
1268 * stmt.c (expand_asm_operands): Update commentary.
1270 2001-10-16 Stan Shebs <shebs@apple.com>
1272 * config/darwin.h (GCC_NAME): Remove, no longer used.
1273 (NO_MATH_LIBRARY): Ditto.
1274 (MATH_LIBRARY): Define to emptiness.
1275 (DWARF2_DEBUGGING_INFO): Define.
1276 (PREFERRED_DEBUGGING_TYPE): Define.
1277 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
1278 (EXCEPTION_SECTION): Define.
1279 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1280 * config/darwin.c (darwin_encode_section_info): Handle case of
1281 DECL_INITIAL being error_mark_node.
1283 2001-10-16 Richard Henderson <rth@redhat.com>
1285 * alpha.c (current_file_function_operand): Don't fail for profiling.
1286 (direct_call_operand): New.
1287 * alpha-protos.h: Declare it.
1288 * alpha.h (EXTRA_CONSTRAINT): Use it.
1289 (PREDICATE_CODES): Add it.
1290 (ASM_OUTPUT_MI_THUNK): Remove.
1291 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
1292 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
1294 2001-10-16 Krister Walfridsson <cato@df.lth.se>
1296 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
1297 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1299 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1301 * cfg.c (free_edge): Break out from ....
1302 (remove_edge): ... here.
1303 (clear_edges): Use free_edge.
1305 * att.h (ASM_QUAD): Add comment.
1306 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
1308 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
1310 * i386.c (split_ti): New function.
1311 (ix86_split_to_parts): Support TImodes.
1312 * i386.h (VALID_INT_MODE_P): Add TImode.
1313 * i386.md (movdi splitter): Fix.
1314 (movti): Support 64bit integer registers.
1315 (movti_rex64): New function and splitter.
1317 * i386.c (*_cost): Add movsx/movzx cost.
1318 * i386.h (struct processor_costs): Add movsx/movzx fields.
1319 (RTX_COSTS): Handle zero/sign extend + avoid believing that
1320 64bit operations require split on 64bit machine.
1321 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
1323 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
1324 (ix86_expand_move): Avoid pushes of memory if size does not match;
1325 move long constants to register.
1326 (x86_initialize_trampoline): Fix mode.
1327 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
1328 Use ASM_QUAD on 64bit.
1329 * i386.md (test pattern): Disallow impossible constants.
1330 (tablejump PIC expander): Fix emitting of sum.
1331 (movdicc_rex64): Rename to movdicc.
1332 * linux64.h (LINK_SPEC): Add missing '%'.
1334 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
1336 * tree-inline.c (inlinable_function_p): Leave it up to the
1337 front-end to turn -finline-functions into DECL_INLINE set for all
1340 2001-10-16 Stan Shebs <shebs@apple.com>
1342 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
1344 2001-10-16 Alan Modra <amodra@bigpond.net.au>
1346 * recog.c: Formatting and comment typo fixes.
1348 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
1349 version in single tree build.
1350 * configure: Regenerate.
1352 2001-10-15 David Edelsohn <edelsohn@gnu.org>
1354 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
1355 MODE arguments to gen_rtx and compare operand with const0_rtx.
1357 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
1359 * system.h: Poison old unused target macros.
1360 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
1361 * config/stormy16/stormy16.c: Update references to obsolete macros.
1362 * config/stormy16/stormy16.h: Similarly.
1363 * config/stormy16/stormy16.md: Similarly.
1364 * config/cris/cris.h: Similarly.
1366 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
1368 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
1369 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
1370 cpp_register_pragma): Update accordingly.
1372 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
1374 * c-pragma.h (cpp_register_pragma_space): Remove.
1375 * cpplib.h (cpp_register_pragma_space): Remove.
1376 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
1377 (cpp_register_pragma_space): Remove.
1378 (cpp_register_pragma): Simplify using lookup_pragma_entry,
1380 (do_pragma): Similarly.
1381 (_cpp_init_internal_pragmas): Don't register namespaces.
1383 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
1384 Don't register namespaces.
1385 * cp/lex.c (init_cp_pragma): Similarly.
1386 * doc/tm.texi: Update.
1388 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
1391 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
1393 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
1395 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
1396 add scheduling support.
1397 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
1398 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
1399 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
1402 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
1404 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
1405 missing CONSTANT_P test in core GCC.
1407 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
1409 * cppmain.c (struct printer): New member source.
1410 (scan_translation_unit): Fix spacing at start of lines.
1411 (cb_line_change): Update.
1413 * gcc.dg/cpp/spacing2.c: New test.
1415 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
1417 * config/cris/arit.c: Use __builtin_labs, not abs.
1419 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
1421 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
1422 misplaced sprintf and fprintf argument.
1424 2001-10-12 Zack Weinberg <zack@codesourcery.com>
1426 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
1427 * configure.in, Makefile.in: Take out obsolete check-po logic.
1428 * configure, config.in: Regenerate.
1430 2001-10-12 Ziemowit Laski <zlaski@apple.com>
1432 * objc/objc-act.c (finish_objc): Correct precondition for emitting
1433 symtab declarations.
1435 2001-10-12 Stan Shebs <shebs@apple.com>
1437 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
1438 declarations of arguments and local variables.
1440 2001-10-12 Christopher Faylor <cgf@redhat.com>
1442 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
1443 ENDFILE_SPEC definition.
1445 2001-10-12 Kazu Hirata <kazu@hxi.com>
1447 * gthr-dce.h: Fix comment formatting.
1448 * gthr-posix.h: Likewise.
1449 * gthr-single.h: Likewise.
1450 * gthr-solaris.h: Likewise.
1451 * gthr-vxworks.h: Likewise.
1452 * gthr-win32.h: Likewise.
1454 2001-10-12 Jakub Jelinek <jakub@redhat.com>
1456 * final.c (output_asm_insn): Make sure assembly dialects are
1457 terminated, not nested. Output `|' and `}' characters if they
1458 don't appear inside assembly dialect selection.
1459 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
1460 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
1461 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
1462 strsetsi_rex_1): Add {} braces.
1464 2001-10-11 Zack Weinberg <zack@codesourcery.com>
1466 * toplev.c (compile_file): Ignore return value from yyparse.
1467 Always pop any nested binding levels after yyparse returns.
1469 2001-10-11 Richard Henderson <rth@redhat.com>
1471 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
1473 2001-10-11 Richard Henderson <rth@redhat.com>
1475 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
1476 fall back to add_AT_long_long for large CONST_INT.
1478 2001-10-11 Richard Henderson <rth@redhat.com>
1480 * config/i386/i386.md (setcc splitters): Add four splitters to
1481 simplify compound compares that simplify_comparison can't handle.
1483 2001-10-11 Zack Weinberg <zack@codesourcery.com>
1485 * cpplex.c (digraph_spellings, token_spellings): Make static.
1487 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1489 * unroll.c (loop_iterations): Fixup last patch.
1491 2001-10-11 Richard Henderson <rth@redhat.com>
1493 * rtl.h (REG_VTABLE_REF): New.
1494 * rtl.c (reg_note_name): Add it.
1495 * combine.c (distribute_notes): Handle it.
1496 * final.c (final_scan_insn): Handle it.
1497 * tree.def (VTABLE_REF): New.
1498 * expr.c (expand_expr): Handle it.
1499 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
1500 * output.h: Declare them.
1502 2001-10-11 Richard Henderson <rth@redhat.com>
1504 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
1507 2001-10-11 David Edelsohn <edelsohn@gnu.org>
1509 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
1510 available in 64-bit mode.
1512 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
1514 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
1515 cris-*-linux* cases.
1516 * config/cris/cris-protos.h: New file.
1517 * config/cris/cris.c: New file.
1518 * config/cris/cris.h: New file.
1519 * config/cris/cris.md: New file.
1520 * config/cris/linux.h: New file.
1521 * config/cris/aout.h: New file.
1522 * config/cris/arit.c: New file.
1523 * config/cris/cris_abi_symbol.c: New file.
1524 * config/cris/mulsi3.asm: New file.
1525 * config/cris/t-aout: New file.
1526 * config/cris/t-cris: New file.
1527 * config/cris/t-elfmulti: New file.
1528 * config/cris/t-linux: New file.
1529 * doc/invoke.texi: Add CRIS options.
1530 * doc/install.texi (Specific): Add blurb for CRIS.
1532 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
1534 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
1536 * config/float/i32.h: Likewise.
1537 * config/float-i386.h: Likewise.
1538 * config/float-i64.h: Likewise.
1539 * config/float-m68k.h: Likewise.
1540 * config/float-sh.h: Likewise.
1541 * config/float-sparc.h: Likewise.
1543 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
1545 * doc/contrib.texi: Add note about CRIS port to my entry.
1547 2001-10-11 Kazu Hirata <kazu@hxi.com>
1549 * basic-block.h: Fix formatting.
1550 * bitmap.h: Likewise.
1551 * cpplib.h: Likewise.
1552 * c-tree.h: Likewise.
1553 * diagnostic.h: Likewise.
1554 * flags.h: Likewise.
1556 * longlong.h: Likewise.
1558 * reload.h: Likewise.
1562 2001-10-10 Richard Henderson <rth@redhat.com>
1564 * c-parse.in (asm_operand): Allow named operands.
1565 * genconfig.c (max_recog_operands): Set to 29.
1566 * local-alloc.c (requires_inout): Skip multiple digits.
1567 * recog.c (asm_operand_ok): Likewise.
1568 (preprocess_constraints): Use strtoul for matching constraints.
1569 (constrain_operands): Likewise.
1570 * regmove.c (find_matches): Likewise.
1571 * reload.c (find_reloads): Likewise.
1572 * stmt.c (parse_output_constraint): Don't reject in-out
1573 constraint on operands > 9. Reject '[' in constraint.
1574 (expand_asm_operands): Handle named operands. Use strtoul
1575 for matching constraints.
1576 (check_operand_nalternatives): Split out from expand_asm_operands.
1577 (check_unique_operand_names): New.
1578 (resolve_operand_names, resolve_operand_name_1): New.
1580 * doc/extend.texi (Extended Asm): Document named operands.
1581 * doc/md.texi (Simple Constraints): Document matching constraints
1584 2001-10-10 Richard Henderson <rth@redhat.com>
1586 * combine.c (try_combine): Handle a SEQUENCE of one insn.
1588 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
1589 (jcc splitters): Add two splitters to simplify compound compares
1590 that simplify_comparison can't handle.
1592 2001-10-10 Richard Henderson <rth@redhat.com>
1594 * langhooks.c: Include langhooks.h.
1595 * Makefile.in (langhooks.o): Depend on it.
1597 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
1599 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
1600 should not be considered as a no-op.
1601 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
1603 2001-10-10 Stan Shebs <shebs@apple.com>
1605 * alias.c: Remove uses of "register" specifier in declarations
1606 of arguments and local variables.
1607 * c-common.c: Ditto.
1608 * c-convert.c: Ditto.
1610 * c-format.c: Ditto.
1611 * c-semantics.c: Ditto.
1612 * c-typeck.c: Ditto.
1613 * caller-save.c: Ditto.
1616 * cfgbuild.c: Ditto.
1618 * collect2.c: Ditto.
1622 * cppfiles.c: Ditto.
1625 * defaults.h: Ditto.
1627 * dwarf2out.c: Ditto.
1628 * dwarfout.c: Ditto.
1629 * emit-rtl.c: Ditto.
1634 * fix-header.c: Ditto.
1635 * floatlib.c: Ditto.
1637 * fold-const.c: Ditto.
1638 * function.c: Ditto.
1641 * gen-protos.c: Ditto.
1642 * genattrtab.c: Ditto.
1643 * gencheck.c: Ditto.
1644 * genconfig.c: Ditto.
1646 * genextract.c: Ditto.
1647 * genflags.c: Ditto.
1648 * gengenrtl.c: Ditto.
1649 * genoutput.c: Ditto.
1651 * genrecog.c: Ditto.
1652 * gensupport.c: Ditto.
1656 * haifa-sched.c: Ditto.
1657 * hard-reg-set.h: Ditto.
1659 * integrate.c: Ditto.
1662 * local-alloc.c: Ditto.
1664 * mips-tdump.c: Ditto.
1665 * mips-tfile.c: Ditto.
1668 * print-rtl.c: Ditto.
1669 * read-rtl.c: Ditto.
1672 * reg-stack.c: Ditto.
1673 * regclass.c: Ditto.
1678 * resource.c: Ditto.
1682 * sched-deps.c: Ditto.
1683 * sched-rgn.c: Ditto.
1685 * simplify-rtx.c: Ditto.
1687 * stor-layout.c: Ditto.
1694 * xcoffout.c: Ditto.
1696 2001-10-10 Richard Henderson <rth@redhat.com>
1698 * rtl.h (can_reverse_comparison_p): Remove.
1700 2001-10-10 Christopher Faylor <cgf@redhat.com>
1702 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
1705 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
1707 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
1708 (Thanks to Chris Faylor for suggesting macro name).
1709 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
1711 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
1712 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
1713 (MATH_LIBRARY): Undef before definition.
1714 (OUTPUT_QUOTED_STRING): Likewise.
1715 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
1717 2001-10-10 Richard Henderson <rth@redhat.com>
1719 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
1720 (fde_unencoded_compare): Likewise. Don't use subtraction to get
1721 a tristate comparison value.
1722 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
1724 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1727 * unroll.c (loop_iterations): Ignore insns generated by loop
1730 * config.gcc (mips*-*-gnu*): Delete support.
1731 * config/mips/gnu.h: Remove.
1733 2001-10-10 Kazu Hirata <kazu@hxi.com>
1735 * calls.c: Fix formatting.
1736 * c-decl.c: Likewise.
1737 * cfgcleanup.c: Likewise.
1738 * combine.c: Likewise.
1739 * cppfiles.c: Likewise.
1740 * cpplib.c: Likewise.
1741 * cppmacro.c: Likewise.
1742 * crtstuff.c: Likewise.
1744 * dwarf2out.c: Likewise.
1745 * expmed.c: Likewise.
1747 * fold-const.c: Likewise.
1748 * function.c: Likewise.
1750 * genattrtab.c: Likewise.
1751 * ggc-page.c: Likewise.
1752 * integrate.c: Likewise.
1753 * libgcc2.c: Likewise.
1755 * optabs.c: Likewise.
1756 * profile.c: Likewise.
1757 * protoize.c: Likewise.
1759 * recog.c: Likewise.
1760 * reload1.c: Likewise.
1761 * reload.c: Likewise.
1762 * reorg.c: Likewise.
1763 * resource.c: Likewise.
1764 * sched-rgn.c: Likewise.
1765 * sdbout.c: Likewise.
1767 * toplev.c: Likewise.
1768 * varasm.c: Likewise.
1770 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
1772 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
1773 * Makefile.in (langhooks.o): Add dependencies.
1775 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
1777 * rs6000.c (rs6000_emit_load_toc_table): Don't
1778 strdup the toc label.
1779 (create_TOC_reference): Likewise.
1781 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
1783 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
1786 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
1788 * config/i386/i386.c (ix86_attribute_table): Correct
1789 min_len, max_len fields for dllimport, dllexport and shared.
1791 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
1793 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
1794 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
1795 Consistently use "nonzero" instead of "non-zero".
1797 2001-10-09 Kazu Hirata <kazu@hxi.com>
1799 * acconfig.h: Fix comment formatting.
1800 * c-dump.h: Likewise.
1801 * c-tree.h: Likewise.
1802 * conditions.h: Likewise.
1804 * function.h: Likewise.
1806 * hwint.h: Likewise.
1807 * integrate.h: Likewise.
1810 * optabs.h: Likewise.
1812 2001-10-09 Kazu Hirata <kazu@hxi.com>
1814 * c-common.h: Fix comment formatting.
1815 * c-dump.c: Likewise.
1817 * diagnostic.h: Likewise.
1818 * except.c: Likewise.
1820 * gcov-io.h: Likewise.
1821 * genattrtab.c: Likewise.
1822 * output.h: Likewise.
1823 * predict.h: Likewise.
1824 * reload1.c: Likewise.
1825 * reload.h: Likewise.
1826 * resource.h: Likewise.
1828 * system.h: Likewise.
1830 * tree-inline.c: Likewise.
1831 * tsystem.h: Likewise.
1832 * varasm.c: Likewise.
1833 * xcoffout.h: Likewise.
1835 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
1837 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
1839 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
1841 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
1842 config/i386/i386elf.h, config/i386/netbsd-elf.h,
1843 config/i386/netware.h, config/mcore/gfloat.h,
1844 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
1845 config/netware.h, gccbug.in: Update FSF address.
1847 2001-10-09 Kazu Hirata <kazu@hxi.com>
1849 * c-common.c: Fix comment typos.
1850 * cfgrtl.c: Likewise.
1851 * collect2.c: Likewise.
1852 * cpplex.c: Likewise.
1853 * doloop.c: Likewise.
1854 * dwarf2out.c: Likewise.
1855 * dwarfout.c: Likewise.
1857 * fold-const.c: Likewise.
1861 * global.c: Likewise.
1862 * ifcvt.c: Likewise.
1864 * optabs.c: Likewise.
1865 * protoize.c: Likewise.
1866 * regclass.c: Likewise.
1867 * reorg.c: Likewise.
1871 * doc/cpp.texi: Likewise.
1872 * doc/c-tree.texi: Likewise.
1873 * doc/extend.texi: Likewise.
1874 * doc/invoke.texi: Likewise.
1875 * doc/objc.texi: Likewise.
1876 * doc/tm.texi: Likewise.
1878 2001-10-08 Richard Henderson <rth@redhat.com>
1880 * varasm.c (set_named_section_flags): Initialize "declared".
1882 2001-10-08 Robert Lipe <robertlipe@usa.net>
1884 * varasm.c (struct in_named_entry): Add declared.
1885 (named_section_first_declaration): New function.
1886 (default_elf_asm_named_section): Use it.
1887 * output.h (named_section_first_declaration): New.
1889 2001-10-08 Richard Henderson <rth@redhat.com>
1891 * i386.md (movsi_xor): Export.
1892 (setcc peep2): Use it when available; add an alternative to
1893 match zero_extendhisi2_and.
1895 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1897 * romp-protos.h (romp_initialize_trampoline): New function.
1898 * romp.c (romp_initialize_trampoline): Likewise.
1899 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
1900 romp_initialize_trampoline.
1902 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1904 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
1905 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
1906 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
1907 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
1909 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1911 * unroll.c (loop_iterations): Extend check for multiple back edges.
1913 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
1915 * langhooks.h: New file.
1916 * Makefile.in (OBJS): Added langhooks.o.
1917 (c-lang.o): Depend on langhooks.h.
1918 (c-common.o): Don't depend on tree-inline.h.
1919 (tree-inline.o): Depend on toplev.h.
1920 (langhooks.o): New rule.
1921 * c-common.c: Don't include tree-inline.h.
1922 (c_mark_lang_decl): Mark argument c as unused.
1923 (c_common_lang_init): Don't initialize hooks here.
1924 * c-lang.c: Include langhooks.h, then override some macros.
1925 (lang_hooks): Initialize with macros in langhooks.h.
1926 (c_init): Don't initialize hooks here.
1927 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
1928 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
1929 * tree-inline.c: Include toplev.h. Don't define hook variables.
1930 * tree-inline.h: Don't define hook types nor declare hook
1931 variables. Move macros to...
1932 * langhooks.c: ... new file, as functions. Adjust all callers.
1934 2001-10-08 Jeffrey A Law <law@cygnus.com>
1936 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
1937 purge_mem_unchanging_flag on all instructions, not just on those
1938 before NOTE_INSN_FUNCTION_BEG.
1940 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
1942 * cppmacro.c (_cpp_create_definition): Leave comments off.
1944 * doc/cpp.texi: Update.
1946 2001-10-08 DJ Delorie <dj@redhat.com>
1948 * c-decl.c (grokfield): Make sure the only unnamed fields
1949 we're allowing are either structs or unions.
1950 * doc/extend.texi: Add documentation for the unnamed field
1953 2001-10-08 Zack Weinberg <zack@codesourcery.com>
1955 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
1956 * configure.in: Use it.
1957 * configure: Regenerated.
1958 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
1959 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
1961 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
1963 * cppfiles.c (open_file): Don't mark zero-length files
1964 never-reread here. Don't output diagnostics here either.
1965 (stack_include_file): Mark them never-reread here.
1966 (_cpp_read_file): Update.
1968 2001-10-08 Richard Henderson <rth@redhat.com>
1970 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
1972 2001-10-08 Richard Henderson <rth@redhat.com>
1974 * expr.c (store_expr): When converting a CONST_INT for storage
1975 in a SUBREG, convert it to both SUBREG modes before stripping
1978 2001-10-08 Richard Henderson <rth@redhat.com>
1980 * varasm.c (restore_varasm_status): New.
1981 * function.h: Declare it.
1982 * function.c (pop_function_context_from): Call it.
1984 2001-10-08 Richard Henderson <rth@redhat.com>
1986 * c-common.h (struct c_lang_decl): Add declared_inline.
1987 * c-tree.h (DECL_DECLARED_INLINE_P): New.
1988 * c-lang.c (c_disregard_inline_limits): Use it.
1989 * c-decl.c (duplicate_decls): Likewise.
1990 (pushdecl, redeclaration_error_message): Likewise.
1991 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
1992 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
1993 Set DECL_INLINE if -finline-functions.
1994 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
1996 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
1998 * cppmacro.c (funlike_invocation_p): Move some logic to caller
1999 in enter_macro_context. Create a padding token in its own context
2000 if necessary when the search for '(' fails.
2001 (enter_macro_context): Update.
2003 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2005 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
2006 genmultilib, toplev.c: Fix spelling errors of "separate" as
2007 "seperate", and corresponding spelling errors of related words.
2009 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2011 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
2012 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
2014 * c-dump.c (dump_option_value_info): Likewise.
2015 * c-format.c (format_length_info, format_char_info,
2016 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
2017 * collect2.c (names): Likewise.
2018 * cppdefault.h (default_include): Likewise.
2019 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
2020 * flow.c (life_analysis): Likewise.
2021 * gcc.c (dir_separator_str, modify_target, option_map,
2022 target_option_translations, spec_list_1, extra_specs_1,
2023 init_spec): Likewise.
2024 * gcov.c (gcov_version_string): Likewise.
2025 * genattr.c (write_units): Likewise.
2026 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
2027 * gengenrtl.c (rtx_definition, defs): Likewise.
2028 * genrecog.c (pred_table): Likewise.
2029 * global.c (global_alloc): Likewise.
2030 * lcm.c (optimize_mode_switching): Likewise.
2031 * local-alloc.c (find_free_reg): Likewise.
2032 * params.h (param_info): Likewise.
2033 * predict.c (predictor_info): Likewise.
2034 * protoize.c (unexpansion_struct): Likewise.
2035 * real.c (bmask): Likewise.
2036 * recog.h (insn_operand_data, insn_data): Likewise.
2037 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
2038 * stmt.c (expand_nl_goto_receiver): Likewise.
2039 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
2040 target_switches, target_options): Likewise.
2041 * tradcif.y (token, tokentab2, yylex): Likewise.
2042 * tree.h (attribute_spec): Likewise.
2044 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
2046 * arc.c (arc_output_function_epilogue): Likewise.
2047 * arm.c (processors, all_cores, all_architectures,
2048 arm_override_options, isr_attribute_arg, isr_attribute_args,
2049 arm_isr_value): Likewise.
2050 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
2052 * c4x.c (c4x_int_reglist): Likewise.
2053 * d30v.c (override_options): Likewise.
2054 * h8300.c (shift_insn): Likewise.
2055 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
2056 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
2057 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
2058 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
2059 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
2060 * i386.h (processor_costs, ix86_cost): Likewise.
2061 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
2062 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
2063 * m68k.c (codes_68881, codes_FPA): Likewise.
2064 * m88k.c (mode_from_align, max_from_align, all_from_align,
2065 best_from_align, m_options): Likewise.
2066 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
2067 * mcore.c (mode_from_align): Likewise.
2068 * mips/elf64.h (UNIQUE_SECTION): Likewise.
2069 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
2070 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
2071 * mips.h (mips_regno_to_class): Likewise.
2072 * ns32k.c (scales): Likewise.
2073 * pa.c (import_string, magic_milli): Likewise.
2074 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
2075 * sparc.c (leaf_reg_remap, sparc_override_options,
2076 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
2078 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
2080 2001-10-07 Dale Johannesen <dalej@apple.com>
2082 * reload1.c (reload_reg_free_p): Teach register interference
2083 checking that multiple output reloads are emitted in
2085 reload1.c (reload_reg_reaches_end_p): Ditto.
2086 reload1.c (reloads_conflict): Ditto.
2088 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2090 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
2091 NULL_TREE inside @code.
2093 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2095 * doc/gcc.texi: Document consistent style of "32-bit",
2096 "Objective-C", and "@code{NULL}".
2098 2001-10-06 Zack Weinberg <zack@codesourcery.com>
2100 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
2101 (cpp_token_len, cpp_spell_token, cpp_output_token,
2102 _cpp_equiv_tokens): Handle it.
2103 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
2104 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
2105 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
2108 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2110 * gcc.c (default_compilers): Remove .ada.
2112 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
2114 * doc/cppinternals.texi: Update.
2116 2001-10-06 Zack Weinberg <zack@codesourcery.com>
2118 * gcc.c (main): Set this_file_error if the appropriate
2119 compiler for a language has not been installed.
2121 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
2123 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
2125 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
2127 * gccbug.in (CATEGORIES): Add ada.
2129 2001-10-05 Catherine Moore <clm@redhat.com>
2131 * config/stormy16/stormy-abi: Document abi changes.
2132 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
2133 (ICALL_REGS): New register class.
2134 (NUM_ARGUMENT_REGISTERS): Now 6.
2135 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
2137 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
2138 * config/stormy16.md (call_internal, call_value_internal,
2139 indirect_jump): Use new 'z' constraint.
2141 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
2143 * doc/cppinternals.texi: Update.
2145 2001-10-05 Richard Henderson <rth@redhat.com>
2147 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
2148 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
2149 the gas section-name-as-label feature.
2151 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
2153 * doc/cppinternals.texi: Update.
2155 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2157 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
2158 to ensure valid SImode constants.
2160 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
2162 * Makefile.in (c-decl.o): Depend on tree-inline.h.
2163 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
2164 * c-decl.c: Include tree-inline.h.
2165 (c_expand_body): Call optimize_inline_calls. Determine whether
2166 a function is inlinable upfront, and only clear
2167 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
2168 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
2169 (c_disregard_inline_limits): New function.
2170 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
2171 (c_post_options): Enable tree inlining if inlining is enabled.
2172 Don't inline trees when instrumenting functions.
2173 (c_init): Initialize lang_disregard_inline_limits and
2174 lang_cannot_inline_tree_fn.
2175 * tree-inline.c (initialize_inlined_parameters): Handle calls
2176 with fewer arguments than declared parameters, and fewer
2177 parameters than passed arguments. Don't assume value is a
2179 (declare_return_variable): Convert return value back to the
2180 original type, if it was promoted.
2181 (tree_inlinable_function_p): New function.
2182 (inlinable_function_p): Don't look at DECL_INLINE if we're
2183 inlining all functions. Make it work with a NULL id.
2184 Re-check DECL_UNINLINABLE after language-specific checks.
2185 * tree-inline.h (tree_inlinable_function_p): Declare it.
2186 * integrate.c (save_for_inline): Don't bother to prepare argvec
2188 * cse.c (check_for_label_ref): Don't check deleted labels.
2190 * Makefile.in (tree-inline.o): Depend on newly-included headers.
2191 * tree-inline.c: Include headers needed for the functions moved in.
2192 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
2193 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
2194 (copy_body, initialize_inlined_parameters): Likewise.
2195 (declare_return_variable, inlinable_function_p): Likewise.
2196 (expand_call_inline, expand_calls_inline): Likewise.
2197 (optimize_inline_calls, clone_body): Likewise.
2198 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
2199 (copy_tree_r, remap_save_expr): Likewise.
2201 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
2203 * Makefile.in (OBJS): Added tree-inline.o.
2204 (c-common.o): Depend on tree-inline.h.
2205 (tree-inline.o): New target.
2206 * c-common.c: Include tree-inline.h.
2207 (c_mark_lang_decl): Don't mark saved_tree.
2208 (c_common_lang_init): Set lang_anon_aggr_type_p.
2209 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
2210 (struct c_lang_decl): Moved saved_tree to tree_decl.
2211 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
2212 * integrate.h (function_attribute_inlinable_p): Declare it.
2213 * integrate.c (function_attribute_inlinable_p): Export it.
2214 * tree-inline.c: New file. Define variables declared in...
2215 * tree-inline.h: New file. Declare functions to be moved to
2216 tree-inline.c. Define macros and declare types and hooks for
2217 language-specific tree inlining.
2218 (flag_inline_trees): Moved definition from cp/decl2.c.
2219 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
2220 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
2221 (struct tree_decl): Moved saved_tree from c_lang_decl and
2222 inlined_fns from C++'s lang_decl.
2224 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
2226 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
2227 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
2229 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
2231 * doc/cppinternals.texi: Update.
2233 2001-10-04 Eric Christopher <echristo@redhat.com>
2235 * config/mips/mips.c (init_cumulative_args): Remember to set
2237 * config.gcc: Redo linux configuration. Add target_cpu_default
2238 of soft-float to all mipsisa32 combinations and tx39.
2239 * config/mips/linux.h: Remove include of mips.h.
2241 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
2243 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
2244 HOST_LDFLAGS and HOST_CPPFLAGS.
2246 2001-10-03 Ziemowit Laski <zlaski@apple.com>
2248 * c-parse.in (objc_inherit_code, objc_pq_context,
2249 objc_public_flag): Make static.
2250 (objc_interface_context, objc_implementation_context,
2251 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
2252 global tree array in objc/objc-act.[ch].
2253 (methoddef): Remove unnecessary code.
2255 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
2256 Hoist struct definitions to objc-act.h.
2257 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
2258 cat_count): Place declaration in objc-act.h.
2259 (objc_tree_index): Move enumeration to objc-act.h.
2260 (objc_global_trees): Place declaration and macro accessors in
2262 (implementation_context): Remove duplicate; use
2263 objc_implementation_context instead:
2264 (method_context): Remove duplicate; use objc_method_context
2266 (objc_ellipsis_node, objc_method_prototype_template,
2267 implemented_classes, function_type): Move global vars to
2269 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
2270 (build_message_expr): Move actual construction of ObjC message
2271 send nodes to finish_message_expr.
2272 (finish_message_expr): New routine, contains code formerly in
2274 * objc/objc-act.h (finish_message_expr): New prototype.
2275 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
2276 declarations; these vars are now part of objc_global_trees.
2277 (objc_tree_index, objc_global_trees): Move definitions from
2279 * objc/objc-tree.def: Update copyright info.
2281 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
2283 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
2285 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
2286 only if TARGET_ARCH64.
2288 2001-10-02 Bernd Schmidt <bernds@redhat.com>
2290 * doc/extend.texi: Fix some problems with previous checkin.
2291 * doc/invoke.texi: Likewise.
2293 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
2295 * cpphash.h: Update comments.
2296 (cpp_context): Update.
2297 (spec_nodes): Remove n__Pragma.
2298 * cppinit.c (cpp_create_reader): Update.
2299 (builtin_array): Add _Pragma.
2300 * cpplib.h: Update comments.
2301 (NODE_DISABLED, BT_PRAGMA): New.
2302 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
2303 * cppmacro.c (struct cpp_macro): Remove disabled.
2304 (builtin_macro): Return int, handle _Pragma, push the new token
2305 on the context stack.
2306 (funlike_invocation_p): Unconstify, update.
2307 (enter_macro_context): Handle builtins here.
2308 (replace_args, push_token_context, push_ptoken_context):
2309 Update for prototype changes.
2310 (_cpp_pop_context): Update.
2311 (cpp_get_token): Don't handle buitins, nor _Pragma here.
2312 (cpp_sys_macro_p): Update.
2313 (_cpp_free_definition): Clear disabled flag.
2314 (_cpp_create_definition): Upate.
2315 * cppmain.c: Update comments.
2317 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
2318 Andreas Jaeger <aj@suse.de>,
2319 Jan Hubicka <jh@suse.cz>
2321 * doc/invoke.texi (i386 Options): Document x86-64 options.
2322 (i386 and x86-64 Options): Rename i386 options section.
2324 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
2325 (TARGET_SWITCHES): Add -munwind-info.
2326 (MASK_NO_UNWIND_INFO): New.
2327 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
2329 (ASM_OUTPUT_DOUBLE_INT): New.
2331 * config/i386/linux64.h: New spec file for Linux x86-64 support.
2332 * config.gcc: Fix tm_file settings for x86-64.
2333 * config/i386/x86-64.h: New file with OS independent x86-64
2335 * config/i386/biarch64.h: New file used to configure compiler
2336 to biarch/64bit compilation.
2338 * config/i386/i386.c: (override_options): Set flags default
2339 for 64bit compilation.
2341 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
2343 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
2344 (ix86_expand_int_movcc): Optimize DImode conditional moves with
2345 constants on x86_64.
2346 (ix86_attr_length_immediate_default): Support MODE_DI.
2347 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
2349 (indirect_jump, tablejump): Turn into expander.
2351 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2353 * c-common.c (c_format_attribute_table): Make format and
2354 format_arg attributes apply to function types rather than to
2356 (is_valid_printf_arglist): Construct an attribute list and pass
2357 that to check_function_format rather than a name.
2358 * c-common.h (check_function_format): Adjust prototype.
2359 * c-decl.c (duplicate_decls): Preserve attributes from type of
2360 built-in decl when allowing for harmless conflict in types.
2361 * c-format.c (record_function_format,
2362 record_international_format, function_format_list,
2363 international_format_info, international_format_list): Remove.
2364 (function_format_info): Remove next, name and assembler_name.
2365 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
2366 (decode_format_attr): New.
2367 (handle_format_attribute): Handle receiving a type rather than a
2368 decl. Call decode_format_attr. Store format information in a
2369 function_format_info.
2370 (handle_format_arg_attribute): Correct comment. Handle receiving
2371 a type rather than a decl. Use unsigned HOST_WIDE_INT for
2373 (check_format_info_recurse, check_format_info_main): Take argument
2374 numbers as unsigned HOST_WIDE_INT.
2375 (check_function_format): Take a list of attributes from the
2376 function type rather than a name or assembler name. Check for
2377 format attributes in that list and the attributes on the type of
2378 the current function rather than looking through
2379 function_format_list.
2380 (check_format_info): Use unsigned HOST_WIDE_INT for argument
2382 (check_format_info_recurse): Take format_arg attributes from the
2383 type of the function calls rather than using
2384 international_format_list. Allow for multiple format_arg
2386 * c-typeck.c (build_function_call): Pass type attributes to
2387 check_function_format rather than name or assembler name. Don't
2388 require there to be a name or assembler name to check formats.
2390 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2392 * attribs.c (decl_attributes): Possibly call
2393 insert_default_attributes to insert default attributes on
2394 functions in a lazy manner.
2395 * builtin-attrs.def: New file; define the default format and
2396 format_arg attributes.
2397 * c-common.c (c_format_attribute_table): Move to earlier in the
2399 (c_common_nodes_and_builtins): Initialize format_attribute_table.
2400 (enum built_in_attribute, built_in_attributes,
2401 c_attrs_initialized, c_init_attributes,
2402 c_common_insert_default_attributes): New.
2403 (c_common_lang_init): Don't initialize format_attribute_table. Do
2404 call c_init_attributes.
2405 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
2406 * c-common.h (init_function_format_info): Don't declare.
2407 (c_common_insert_default_attributes): Declare.
2408 * c-decl.c (implicitly_declare, builtin_function): Call
2410 (init_decl_processing): Don't call init_function_format_info.
2411 (insert_default_attributes): New.
2412 * c-format.c (handle_format_attribute,
2413 handle_format_arg_attribute): Be quiet about inappropriate
2414 declaration when applying default attributes.
2415 (init_function_format_info): Remove.
2416 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
2417 (insert_default_attributes): Declare.
2419 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2421 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
2423 2001-10-01 Jim Wilson <wilson@redhat.com>
2425 * sched-deps.c (add_dependence): When elide conditional dependence,
2426 check that insn doesn't modify cond2.
2428 2001-10-01 Dale Johannesen <dalej@apple.com>
2430 * config/rs6000/rs6000.h (enum processor_type): Add support
2431 for 7400 (G4) and 7450.
2433 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
2434 (rs6000_issue_rate): Ditto.
2435 (rs6000_adjust_cost): Fix cycle counts for compares.
2436 (debug_stack_info): Fix an obvious typo.
2437 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
2438 * doc/invoke.texi: Document.
2439 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
2441 (PROCESSOR_DEFAULT): Ditto.
2443 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
2445 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
2446 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
2447 later recursive make invocation.
2449 2001-10-01 Hans Boehm <boehm@acm.org>
2451 * optabs.c (emit_libcall_block): When using non-call exceptions,
2452 don't add REG_LIBCALL reg notes to trapping calls.
2454 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
2456 * flow.c (propagate_block_delete_libcall): Remove unused first arg
2457 (propagate_one_insn): Update for above change
2459 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
2461 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
2462 _Unwind_GetTextRelBase): Argument is unused.
2464 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2466 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
2467 Loop through NOPs, placeholders, and components.
2468 Don't go through NOPs if change mode.
2469 (record_alias_subset): Do nothing if SUBSET and SET are the same.
2470 * emit-rtl.c (set_mem_alias_set): Enable check.
2471 * expr.c (find_placeholder): New function.
2472 (expand_expr, case PLACEHOLDER_EXPR): Use it.
2473 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
2474 to modify it and avoid unneeded copies.
2475 * expr.h (expand_expr): Always define.
2476 (find_placeholder): New declaration.
2478 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2480 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
2481 operand 2 is the stack pointer.
2482 ("addr-peephole"): Fix address computation peephole when operand 2
2483 is the stack pointer.
2485 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2487 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
2488 (ix86_setup_incoming_varargs): Likewise.
2490 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
2492 * stor-layout.c (layout_type): Don't complain about too-large
2495 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2497 * function.c (keep_stack_depressed): Don't use delete_insn.
2499 * expr.h (set_mem_alias_set): Move decl to here.
2500 * rtl.h (mem_attrs): New typedef and struct.
2501 (union rtunion_def): Add field for mem_attrs.
2502 (X0MEMATTR, MEM_ATTRS): New macros.
2503 (MEM_ALIAS_SET): Use MEM_ATTRS.
2504 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
2505 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
2506 (set_mem_alias_set): Delete decl from here.
2508 * alias.c (set_mem_alias_set): Delete from here.
2509 * emit-rtl.c (mem_attrs_htab): New variable.
2510 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
2511 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
2512 (mem_attrs_mark, get_mem_attrs): Likewise.
2513 (gen_rtx_MEM): Clear MEM_ATTRS.
2514 (set_mem_attributes): Move to here.
2515 (set_mem_alias_set): Likewise, and call get_mem_attrs.
2516 (init_emit_once): const_int_htab now deletable htab.
2517 Initialize mem_attrs_htab.
2518 * explow.c (set_mem_attributes): Delete from here.
2519 * function.c (put_var_into_stack): Clear MEM_ATTRS.
2520 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
2521 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
2522 * reload1.c (reload): Rework changing REG to MEM.
2524 2001-09-30 H.J. Lu <hjl@gnu.org>
2526 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
2527 * config.in: Rebuild.
2529 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2531 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
2532 ("tsthi_1"): Avoid allocation in register y.
2533 ("*movqi_68hc12"): Reorganize and fix constraints.
2534 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
2535 ("addqi3"): Likewise.
2536 ("addhi3"): Fix constraints.
2537 ("*logicalhi3_zexthi"): Disparage soft registers.
2539 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2541 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
2544 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2546 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
2547 that we use setjmp/longjmp exceptions.
2549 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
2551 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
2552 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
2553 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
2554 _cpp_pool_alloc, _cpp_next_chunk): Remove.
2555 (_cpp_extend_buff, BUFF_ROOM): Update.
2556 (_cpp_append_extend_buff): New.
2557 (struct cpp_reader): Remove macro_pool, add a_buff.
2558 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
2560 (cpp_destroy): Free a_buff instead of macro_pool.
2561 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
2562 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
2563 _cpp_pool_alloc, ): Remove.
2564 (parse_number, parse_string): Update use of _cpp_extend_buff.
2565 (_cpp_extend_buff): Update.
2566 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
2567 * cpplib.c (glue_header_name, parse_answer):
2568 Update use of _cpp_extend_buff.
2569 (cpp_register_pragma, cpp_register_pragma_space): Use
2571 (do_assert, do_unassert): Check for EOL, update.
2572 * cppmacro.c (stringify_arg, collect_args): Update to use
2573 _cpp_extend_buff and _cpp_append_extend_buff.
2574 (save_parameter, parse_params, alloc_expansion_token,
2575 _cpp_create_definition): Rework memory management.
2577 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
2579 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
2580 update md_exec_prefix.
2581 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
2584 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
2586 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
2587 (SELECT_CC_MODE): Use s390_select_ccmode.
2588 * config/s390/s390-protos.h (s390_select_ccmode): Add.
2589 * config/s390/s390.c (s390_select_ccmode): New.
2590 (s390_match_ccmode): Add CCLmode.
2591 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
2592 (output_branch_condition, output_inverse_branch_condition): Removed.
2593 (print_operand): Use s390_branch_condition_mnemonic.
2594 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
2595 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
2596 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
2598 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
2599 when converting conditional branches to far branches.
2600 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
2601 cmpint_di): Use CCSmode instead of CCUmode.
2603 * config/s390/s390.c (legitimate_la_operand_p): New.
2604 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
2605 * config/s390/s390.md (movsi): Convert load address patterns to
2606 arithmetic operations when necessary.
2607 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
2608 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
2609 (*do_la_reg_0): Don't use before reload.
2611 * config/s390/s390.c (legitimize_address): Make more efficient
2612 use of two-register addressing mode.
2614 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
2615 with -mno-backchain in some corner cases.
2617 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
2619 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
2621 * reload.c (find_reloads): Mark new USE insns with QImode.
2622 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
2623 find_reloads_subreg_address): Likewise.
2624 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
2626 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
2628 (reload): Make sure there are no USEs with mode other than
2629 VOIDmode. At the end, remove those marked with QImode.
2631 2001-09-29 Per Bothner <per@bothner.com>
2633 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
2634 * Makefile.in (includedir): Rename to local_includedir.
2635 (includedir): Define as $(prefix)/include.
2636 * config.in (PREFIX_INCLUDE_DIR): New variable.
2637 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
2639 2001-09-29 Bernd Schmidt <bernds@redhat.com>
2641 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
2643 * doc/extend.texi (Vector Extensions): New node.
2644 * doc/invoke.texi (Machine Dependent Options): Add documentation for
2645 i386 -mmmx, -msse, -m3dnow.
2647 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2649 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
2651 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
2653 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
2655 * doc/invoke.texi (Optimize Options): Delete spurious @table.
2657 2001-09-28 Richard Henderson <rth@redhat.com>
2659 * varasm.c (assemble_integer): Bound alignment check by
2662 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
2664 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2666 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
2668 2001-09-25 Bernd Schmidt <bernds@redhat.com>
2670 Mostly from Graham Stott <grahams@redhat.com>
2671 * c-common.c (type_for_mode): Add support for V2SFmode.
2672 * tree.c (build_common_tree_nodes_2): Likewise.
2673 * tree.h (enum tree_index, global_trees): Likewise.
2674 * config/i386/i386.c (x86_3dnow_a): New variable.
2675 (override_options): Support 3Dnow extensions.
2676 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
2677 Athlon's version of 3Dnow.
2678 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
2679 (ix86_expand_builtin): Handle them.
2680 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
2681 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
2682 TARGET_3DNOW_A): New macros.
2683 (TARGET_SWITCHES): Add 3Dnow switches.
2684 (VALID_MMX_REG_MODE_3DNOW): New macro.
2685 (VECTOR_MODE_SUPPORTED_P): Use it.
2686 (enum ix86_builtins): Add entries for 3Dnow builtins.
2687 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
2688 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
2689 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
2690 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
2691 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
2692 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
2693 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
2694 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
2695 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
2696 sfence_insn, prefetch): Make these available if TARGET_SSE or
2699 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
2701 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
2702 ix86_va_start, ix86_build_va_list): Declare.
2703 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
2704 ix86_va_start, ix86_build_va_list): New global functions.
2705 * i386.md (sse_prologue_save_insn): New insn.
2706 (sse_prologue_save): New expander.
2707 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
2708 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
2710 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
2712 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
2713 Use size_t everywhere, make definitions consistent with
2716 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
2718 * gcse.c (replace_store_insn): Use delete_insn.
2719 * loop.c (move_movables): Likewise; avoid delete_insn
2720 from clobbering notes moved elsewhere.
2721 (check_dbra_loop): Use delete_insn.
2722 * ssa.c (convert_from_ssa): Likewise.
2723 * cse.c (cse_insn): Use delete_insn.
2725 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
2727 * cpphash.h (struct cpp_buff): Make unsigned.
2728 (_cpp_get_buff): Take length of size_t.
2729 (_cpp_unaligned_alloc): New.
2730 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
2731 (struct cpp_reader): Remove ident_pool. Add u_buff.
2732 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
2733 (cpp_destroy): Destroy u_buff, not ident_pool.
2734 * cpplex.c (parse_number, parse_string, save_comment,
2735 cpp_token_as_text): Update to use the unaligned buffer.
2736 (new_buff): Make unsigned.
2737 (_cpp_unaligned_alloc): New.
2738 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
2739 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
2741 (collect_args): Make unsigned.
2743 2001-09-27 Zack Weinberg <zack@codesourcery.com>
2745 * cpplex.c (cpp_output_token): Use a putc loop for
2746 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
2748 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
2749 * configure, config.in: Regenerate.
2750 * system.h: Replace fwrite and fprintf with their unlocked
2751 variants if available.
2753 2001-09-27 Richard Henderson <rth@redhat.com>
2755 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
2756 in favour of .eh_frame.
2758 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
2760 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
2762 (LIBCALL_VALUE): Likewise.
2764 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
2766 * cpphash.h: Update comment.
2767 * cpplex.c: Update comments.
2768 (_cpp_can_paste): Remove.
2769 * cpplib.h (_cpp_can_paste): Remove.
2770 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
2771 lexer rather than _cpp_can_paste.
2773 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
2775 * doc/cppinternals.texi: Update.
2777 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
2779 * cpphash.h (struct cpp_pool): Remove locks and locked.
2780 (struct cpp_context): Add member buff.
2781 (struct cpp_reader): Remove member argument_pool.
2782 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
2783 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
2784 * cpplex.c (chunk_suitable): Remove pool argument.
2785 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
2786 (new_buff, _cpp_extend_buff): Update.
2787 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
2788 which buffer is returned.
2789 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
2790 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
2791 * cppmacro.c (lock_pools, unlock_pools): Remove.
2792 (push_ptoken_context): Take a _cpp_buff.
2793 (enter_macro_context): Pool locking removed.
2794 (replace_args): Use a _cpp_buff for the replacement list with
2796 (push_token_context): Clear buff.
2797 (expand_arg): Use _cpp_pop_context.
2798 (_cpp_pop_context): Free a context's buffer, if any.
2800 2001-09-26 DJ Delorie <dj@redhat.com>
2802 * c-typeck.c (digest_init): Check for sizeless arrays.
2804 2001-09-26 Richard Henderson <rth@redhat.com>
2806 * optabs.c (init_one_libfunc): Create a dummy function type
2807 instead of using error_mark_node.
2809 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
2811 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
2812 _cpp_extend_buff, _cpp_free_buff): New.
2813 (struct cpp_reader): New member free_buffs.
2814 * cppinit.c (cpp_destroy): Free buffers.
2815 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
2816 _cpp_extend_buff, _cpp_free_buff): New.
2817 * cpplib.h (struct cpp_options): Remove unused member.
2818 * cppmacro.c (collect_args): New. Combines the old parse_arg
2819 and parse_args. Use _cpp_buff for memory allocation.
2820 (funlike_invocation_p, replace_args): Update.
2822 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
2824 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
2826 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
2828 * except.c (sjlj_mark_call_sites): Change address inside sequence.
2830 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
2832 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
2835 2001-09-25 Janis Johnson <janis187@us.ibm.com>
2836 Jim Wilson <wilson@redhat.com>
2838 * doc/install.texi (Specific, ia64-*-linux): Document.
2840 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
2842 * Makefile.in (cfgrtl.o): Add.
2843 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
2844 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
2845 free_aux_for_edge): Declare.
2847 (HAVE_return): Undefine.
2848 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
2849 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
2850 free_aux_for_edge): New global functions.
2851 (first_delete_block): New static variable.
2852 (init_flow): Clear first_delete_block.
2853 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
2854 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
2855 try_redirect_by_replacing_jump, last_loop_beg_note,
2856 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
2857 delete_insn, delete_insn_chain, create_basic_block_structure,
2858 create_basic_block, flow_delete_block, compute_bb_for_insn,
2859 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
2860 set_block_for_new_insns, split_block, merge_blocks_nomove,
2861 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
2862 redirect_edge_and_branch, force_nonfallthru_and_redirect,
2863 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
2864 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
2865 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
2866 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
2867 purge_all_dead_edges): Move to ....
2868 * cfgrtl.c: New file; .... Here.
2870 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
2871 (reroder_basic_block): Use alloc_aux_for_blocks.
2872 * predict.c (estimate_bb_frequencies): Likewise; use
2873 alloc_aux_for_edges.
2874 * profile.c (compute_branch_probabilities): Likewise.
2875 (branch_prob): Likewise.
2876 * reg-stack.c (reg_to_stack): Likewise.
2878 * emit-rtl.c (emit_insns_after): Never return NULL.
2880 * basic-block.h (set_block_for_new_insns): Delete.
2881 * cfgrtl.c (set_block_for_new_insns): Delete.
2883 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
2884 calls when crossjumping.
2886 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
2887 * unroll.c (copy_loop_body): Use delete_insn.
2889 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
2890 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
2891 keep_stack_depressed): Likewise.
2892 * gcse.c (cprop_cc0_jump): Likewise.
2893 * local-alloc.c (update_equiv_regs): Likewise.
2894 * loop.c (scan_loop, loop_delete_insns): Likewise.
2895 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
2896 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
2897 delete_output_reload, delete_address_reloads_1,
2898 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
2900 * sibcall.c (replace_call_placeholder): Likewise.
2901 * cse.c (cse_insn): Likewise.
2903 2001-09-25 Bernd Schmidt <bernds@redhat.com>
2905 From Graham Stott <grahams@redhat.com>
2906 (def_builtin): Only define builtins appropriate for target_flags. All
2908 (builtin_decsription): Add new field mask which is used to determine
2909 when to define the builtin via the macro def_builtin.
2911 (bdesc_comi): Initialise new mask fields.
2912 (bdesc_2srg): Likewise.
2913 (bdesc_1arg): Likewise.
2915 * config/i386/i386.c (ix86_init_builtins): Correct return type
2916 building v4hi_ftype_v4hi_int_int tree node.
2917 (ix86_expand_sse_comi): Fix typo swapping operands.
2918 Don't swap comparision condition, it is already swapped.
2919 (ix86_expand_sse_compare): Before swapping operands
2920 move operand 1 into new rtx and not the target rtx.
2921 Don't swap comparison condition, it is already swapped.
2922 Always check whether we need to create a new TARGET.
2924 * config/i386/i386.md: (sse_comi) Fix typos.
2925 (sse_ucomi): Likewise.
2926 (cvtss2si): Fix operand 0 contraint.
2927 (cvttss2si): Likewise.
2928 (sse_unpckhps): Fix mode for operand 2.
2929 (sse_unpcklps): Likewise.
2931 2001-09-25 Graham Stott <grahams@redhat.com>
2933 * sibcall.c (skip_copy_to_return_value): Tighten return value
2936 2001-09-24 David Edelsohn <edelsohn@gnu.org>
2938 * rs6000.c (lwa_operand): Address must be word aligned.
2940 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2942 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
2943 number has been set.
2944 (type_hash_mark): Mark type itself.
2946 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
2948 * c-lex.c (cb_def_pragma): Update.
2949 (c_lex): Update, and skip padding.
2950 * cppexp.c (lex, parse_defined): Update, remove unused variable.
2951 * cpphash.h (struct toklist): Delete.
2952 (union utoken): New.
2953 (struct cpp_context): Update.
2954 (struct cpp_reader): New members eof, avoid_paste.
2955 (_cpp_temp_token): New.
2956 * cppinit.c (cpp_create_reader): Update.
2957 * cpplex.c (_cpp_temp_token): New.
2958 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
2959 (cpp_output_token): Don't print leading whitespace.
2960 (cpp_output_line): Update.
2961 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
2962 do_include_common, do_line, do_ident, do_pragma,
2963 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
2964 parse_assertion): Update.
2965 (get_token_no_padding): New.
2966 * cpplib.h (CPP_PADDING): New.
2967 (AVOID_LPASTE): Delete.
2968 (struct cpp_token): New union member source.
2969 (cpp_get_token): Update.
2970 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
2971 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
2972 replace_args, quote_string, stringify_arg, parse_arg, next_context,
2973 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
2974 _cpp_backup_tokens, _cpp_create_definition): Update.
2975 (push_arg_context): Delete.
2976 (padding_token, push_token_context, push_ptoken_context): New.
2977 (make_string_token, make_number_token): Update, rename.
2978 (cpp_get_token): Update to handle tokens as pointers to const,
2979 and insert padding appropriately.
2980 * cppmain.c (struct printer): New member prev.
2981 (check_multiline_token): Constify.
2982 (do_preprocessing, cb_line_change): Update.
2983 (scan_translation_unit): Update to handle spacing.
2984 * scan-decls.c (get_a_token): New.
2985 (skip_to_closing_brace, scan_decls): Update.
2986 * fix-header.c (read_scan_file): Update.
2988 * doc/cpp.texi: Update.
2990 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2992 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
2993 leak by passing malloc'ed pointer to reconcat, not concat.
2995 2001-09-24 DJ Delorie <dj@redhat.com>
2997 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
2999 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
3001 * flow.c (delete_dead_jumptables): Delete jumptable if the only
3002 reference is from the literal pool.
3004 2001-09-24 Janis Johnson <janis187@us.ibm.com>
3006 * doc/install.texi (Final install): Request additional information
3007 in mail about successful builds.
3009 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3011 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
3012 initial value of return pointer register instead of value in frame-20.
3015 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3017 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
3018 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
3019 the libcall if there isn't a referenced identifier for the symbol.
3021 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3023 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
3024 non 64-bit machines. Use these as a plabel for the trampoline.
3025 (TRAMPOLINE_SIZE): Adjust size for new words.
3026 (INITIALIZE_TRAMPOLINE): Initialize new words.
3027 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
3028 pointer to the plabel in the trampoline.
3030 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3032 * pa.c (function_arg): Pass floating arguments in both general and
3033 floating registers in indirect (dynamic) calls when generating code
3034 for the 32 bit ABI and the HP assembler.
3036 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3038 * doc/install.texi: Markup fixes.
3039 Use Solaris 2, SunOS 4 as appropriate.
3040 (Specific, *-*-solaris2*): Explain this.
3041 Unconditionally warn against /usr/ucb tools.
3042 Remove Sun as warning, obsolete.
3043 Move X11 header bug workaround here, update patches.
3044 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
3045 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
3047 2001-09-23 Zack Weinberg <zack@codesourcery.com>
3049 * errors.h (warning, error, fatal, internal_error): Don't mark
3050 with ATTRIBUTE_PRINTF_n.
3051 * toplev.h (internal_error, fatal_io_error, warning, error,
3052 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
3053 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
3056 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3058 * function.c (pop_function_context_from): var_refs_queue
3059 and temp slots now in GC memory.
3060 (mark_function_status, free_after_compilation): Likewise;
3061 also struct function now in GC memory.
3062 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
3063 (combine_temp_slots): Likewise.
3064 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
3065 (prepare_function_start): Use GC memory for struct function.
3066 (mark_temp_slot): Deleted.
3067 (gcc_mark_struct_function): struct function now in GC memory.
3069 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
3070 code for division, not modulus.
3072 * rtl.def (MEM): Remove obsolete part of comment.
3074 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
3076 * c-format.c (init_function_format_info): Check __builtin_printf
3077 and __builtin_fprintf even if -ffreestanding. Check C99 functions
3080 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3082 * c-common.c (format_attribute_table): Remove decl.
3083 * tree.h (format_attribute_table, lang_attribute_table): New decls.
3084 (lang_attribute_common): Likewise.
3086 * function.c (fix_lexical_address): Use set_mem_alias_set.
3087 (expand_function_start): Likewise.
3088 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
3090 * varasm.c (output_constant): Fix unused variable warning.
3092 * attribs.c: New file, from c-common.c.
3093 (attribute_tables): Now four elements.
3094 (format_attribute_table, lang_attribute_common): New variables.
3095 (init_attributes): Reflect above changes.
3096 (handle_mode_attribute): Delete check for wider than uintmax.
3097 * c-common.c: Delete parts moved to attribs.c.
3098 (enum attrs): Deleted; unused.
3099 (c_format_attribute_table): New variable.
3100 (c_common_lang_init): Initialize format_attribute_table with it.
3101 * c-common.h (decl_attributes): Remove decl.
3102 * tree.h (decl_attribute): Move it to here.
3103 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
3104 (attribs.o): New rule.
3106 2001-09-22 Andreas Jaeger <aj@suse.de>
3108 * builtins.c (c_getstr): Remove unused variable.
3110 2001-09-21 Richard Henderson <rth@redhat.com>
3112 * reload1.c (reload): Use delete_insn instead of splatting
3115 2001-09-21 Richard Henderson <rth@redhat.com>
3117 * reload.c (push_secondary_reload): Don't check for "=" in output
3118 constraint after ""->ALL_REGS check.
3120 2001-09-21 Richard Henderson <rth@redhat.com>
3122 * predict.c (expected_value_to_br_prob): Use pc_set.
3124 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
3125 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
3127 2001-09-21 Richard Henderson <rth@redhat.com>
3129 * rtl.h (LCT_RETURNS_TWICE): New.
3130 * calls.c (emit_call_1): Set current_function_calls_setjmp for
3132 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
3133 to ECF_RETURNS_TWICE.
3134 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
3137 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
3139 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
3140 (JMP_BUF_SIZE): New.
3142 2001-09-21 Richard Henderson <rth@redhat.com>
3144 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
3147 2001-09-21 Richard Henderson <rth@redhat.com>
3149 * tree.def (FDESC_EXPR): New.
3150 * expr.c (expand_expr): Handle it.
3151 * varasm.c (initializer_constant_valid_p): Likewise.
3152 (output_constant): Likewise.
3153 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
3154 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
3155 (ASM_OUTPUT_FDESC): New.
3156 * doc/tm.texi: Document the new macros.
3158 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
3160 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
3161 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
3162 once merging is complete.
3164 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3166 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
3168 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
3170 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
3171 that would be invalid after a merge.
3173 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
3175 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
3176 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
3178 (flow_delete_insn): This one.
3179 (delete_insn_chain): Rename from ...; do not care labels.
3180 (flow_delete_insn_chain): ... this one.
3181 (flow_delete_block): Remove the insns one BB has been expunged.
3182 (merge_blocks_nomove): Likewise.
3183 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
3184 updating BB boundaries.
3185 (tidy_fallthru_edge): Likewise.
3186 (commit_one_edge_insertion): Likewise.
3187 * cfgbuild.c (find_basic_block): Likewise.
3188 (find_basic_blocks_1): Likewise.
3189 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
3190 (try_crossjump_to_edge): Likewise.
3191 (try_optimize_cfg): Likewise.
3192 * cse.c (delete_trivially_dead_insns): Likewise.
3193 * df.c (df_insn_delete): Likewise.
3194 * doloop.c (doloop_modify): Use delete_related_insns.
3195 * emit-rtl.c (try_split): Likewise.
3196 (remove_insn): Update BB boundaries.
3197 * expect.c (connect_post_landing_pads): Use delete_related_insns.
3198 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
3199 updating BB boundaries.
3200 (propagate_block_delete_insn): Likewise.
3201 (propagate_block_delete_libcall): Likewise.
3202 * function.c (delete_handlers): Use delete_related_insns.
3203 (thread_prologue_and_epilogue_insns): Likewise.
3204 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
3205 * genpeep.c (gen_peephole): Use delete_related_insns.
3206 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
3208 (find_cond_trap): Likewise.
3209 * integrate.c (save_for_inline): Use delete_related_insns.
3210 (copy_insn_list): Likewise.
3211 * jump.c (pruge_linie_number_notes): Likewise.
3212 (duplicate_loop_exit_test): Likewise.
3213 (delete_computation): Likewise.
3214 (delete_related_insn): Rename from ...; use delete_insn
3215 (delete_insn): ... this one.
3216 (redirect_jump): Use delete_related_insns.
3217 * loop.c (scan_loop): Likewise.
3218 (move_movables): Likewise.
3219 (find_and_verify_loops): Likewise.
3220 (check_dbra_loop): Likewise.
3221 * recog.c (peephole2_optimize): Likewise.
3222 * reg-stack.c (delete_insn_for_stacker): Remove.
3223 (move_for_stack_reg): Use delete_insn.
3224 * regmove.c (combine_stack_adjustments_for_block): Likewise.
3225 * reload1.c (delete_address_reloads): Use delete_related_insns.
3226 (fixup_abnormal_edges): Use delete_insn.
3227 * recog.c (emit_delay_sequence): Use delete_related_insns.
3228 (delete_from-delay_slot): Likewise.
3229 (delete_scheduled_jump): likewise.
3230 (optimize_skip): Likewise.
3231 (try_merge_delay_insns): Likewise.
3232 (full_simple_delay_slots): Likewise.
3233 (fill_slots_from_thread): Likewise.
3234 (relax_delay_slots): Likewise.
3235 (make_return_insns): Likewise.
3236 (dbr_schedule): Likewise.
3237 * rtl.h (delete_insn): Rename to delete_related_insns.
3238 (delete_insn, delete_insn_chain): New prototypes.
3239 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
3240 by df_insn_delete already.
3241 * ssa-dce.c (delete_insn_bb): Use delete_insn.
3242 * ssa.c (convert_from_ssa): Use delete_related_insns.
3243 * unroll.c (unroll_loop): Likewise.
3244 (calculate_giv_inc): Likewise.
3245 (copy_loop_body): Likewise.
3247 * i386-protos.h (ix86_libcall_value, ix86_function_value,
3248 ix86_function_arg_regno_p, ix86_function_arg_boundary,
3249 ix86_return_in_memory, ix86_function_value): Declare.
3250 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
3251 new static valurables.
3252 (x86_64_reg_class): New enum
3253 (x86_64_reg_class_name): New array.
3254 (classify_argument, examine_argument, construct_container,
3255 merge_classes): New static functions.
3256 (optimization_options): Enable flag_omit_frame_pointer and disable
3257 flag_pcc_struct_return on 64bit.
3258 (ix86_libcall_value, ix86_function_value,
3259 ix86_function_arg_regno_p, ix86_function_arg_boundary,
3260 ix86_return_in_memory, ix86_function_value): New global functions.
3261 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
3262 (function_arg_advance): Handle x86_64 passing conventions.
3263 (function_arg): Likewise.
3264 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
3265 (RETURN_IN_MEMORY): Move offline.
3266 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
3267 (FUNCTION_VALUE_REGNO_P): New macro.
3268 (FUNCTION_ARG_REGNO_P): Move offline.
3269 (struct ix86_args): Add maybe_vaarg.
3270 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
3271 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
3273 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
3275 * s390.md: Changed attributes for scheduling.
3276 * s390.c: (s390_adjust_cost, s390_adjust_priority)
3279 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
3281 Table-driven attributes.
3282 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
3283 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
3284 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
3285 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
3286 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
3287 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
3288 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
3289 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
3290 * tree.h (struct tree_decl): Change machine_attributes to
3292 * doc/c-tree.texi: Document that all attributes are now attached
3294 * c-common.c (add_attribute, attrtab, attrtab_idx,
3295 default_valid_lang_attribute, valid_lang_attribute): Remove.
3296 (attribute_tables, attributes_initialized,
3297 c_common_attribute_table, default_lang_attribute_table): New
3299 (handle_packed_attribute, handle_nocommon_attribute,
3300 handle_common_attribute, handle_noreturn_attribute,
3301 handle_unused_attribute, handle_const_attribute,
3302 handle_transparent_union_attribute, handle_constructor_attribute,
3303 handle_destructor_attribute, handle_mode_attribute,
3304 handle_section_attribute, handle_aligned_attribute,
3305 handle_weak_attribute, handle_alias_attribute,
3306 handle_no_instrument_function_attribute,
3307 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
3308 handle_no_limit_stack_attribute, handle_pure_attribute): New
3310 (init_attributes, decl_attributes): Rewrite to implement
3311 table-driven attributes.
3312 * c-common.h (enum attribute_flags): Move to tree.h.
3313 * c-format.c (decl_handle_format_attribute,
3314 decl_handle_format_arg_attribute): Rename to
3315 handle_format_attribute and handle_format_arg_attribute. Update
3316 for table-driven attributes.
3317 * c-common.h (decl_handle_format_attribute,
3318 decl_handle_format_arg_attribute): Remove prototypes.
3319 (handle_format_attribute, handle_format_arg_attribute): Add
3321 * c-decl.c (grokdeclarator): Handle attributes nested inside
3323 * c-parse.in (setattrs, maybe_setattrs): Remove.
3324 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
3325 Update to handle nested attributes properly.
3326 (maybe_resetattrs, after_type_declarator,
3327 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
3328 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
3330 (make_pointer_declarator): Update to handle nested attributes
3332 * doc/extend.texi: Update documentation of limits of attributes
3333 syntax. Warn about problems with attribute semantics in C++.
3334 * target.h (struct target): Remove valid_decl_attribute and
3335 valid_type_attribute. Add attribute_table and
3336 function_attribute_inlinable_p.
3337 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
3338 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
3339 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
3341 (TARGET_INITIALIZER): Update.
3342 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
3344 (function_attribute_inlinable_p): New function. Check for the
3345 presence of any machine attributes before using
3346 targetm.function_attribute_inlinable_p.
3347 (function_cannot_inline_p): Update.
3348 * Makefile.in (integrate.o): Update dependencies.
3349 * doc/tm.texi: Update documentation of target attributes and
3350 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
3351 * tree.c (default_valid_attribute_p, valid_machine_attribute):
3353 (default_target_attribute_table,
3354 default_function_attribute_inlinable_p): New.
3355 (lookup_attribute): Update comment to clarify handling of multiple
3356 attributes with the same name.
3357 (merge_attributes, attribute_list_contained): Allow multiple
3358 attributes with the same name but different arguments to appear in
3359 the same attribute list.
3360 * tree.h (default_valid_attribute_p): Remove prototype.
3361 (struct attribute_spec): New.
3362 (default_target_attribute_table): Declare.
3363 (enum attribute_flags): Move from c-common.h. Add
3364 ATTR_FLAG_TYPE_IN_PLACE.
3365 (default_function_attribute_inlinable_p): Declare.
3366 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
3367 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3368 (TARGET_ATTRIBUTE_TABLE): Define.
3369 (vms_attribute_table): New.
3370 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
3371 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3372 (TARGET_ATTRIBUTE_TABLE): Define.
3373 (arc_attribute_table, arc_handle_interrupt_attribute): New.
3374 * config/arm/arm.c (arm_valid_type_attribute_p,
3375 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
3377 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
3379 (TARGET_ATTRIBUTE_TABLE): Define.
3380 (arm_attribute_table, arm_handle_fndecl_attribute,
3381 arm_handle_isr_attribute): New.
3382 * config/avr/avr.c (avr_valid_type_attribute,
3383 avr_valid_decl_attribute): Remove.
3384 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
3386 (TARGET_ATTRIBUTE_TABLE): Define.
3387 (avr_attribute_table, avr_handle_progmem_attribute,
3388 avr_handle_fndecl_attribute): New.
3389 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
3390 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3391 (TARGET_ATTRIBUTE_TABLE): Define.
3392 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
3393 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
3394 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3395 (TARGET_ATTRIBUTE_TABLE): Define.
3396 (h8300_attribute_table, h8300_handle_fndecl_attribute,
3397 h8300_handle_eightbit_data_attribute,
3398 h8300_handle_tiny_data_attribute): New.
3399 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
3400 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
3402 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
3404 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
3405 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
3407 (TARGET_ATTRIBUTE_TABLE): Define.
3408 (ix86_attribute_table, ix86_handle_cdecl_attribute,
3409 ix86_handle_regparm_attribute): New.
3410 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
3411 i386_pe_valid_type_attribute_p): Remove.
3412 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
3413 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
3414 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3415 (TARGET_ATTRIBUTE_TABLE): Define.
3416 (ia64_attribute_table): New.
3417 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
3418 interrupt_ident2, model_ident1, model_ident2): Remove.
3419 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3420 (TARGET_ATTRIBUTE_TABLE): Define.
3421 (init_idents): Update.
3422 (m32r_attribute_table, m32r_handle_model_attribute): New.
3423 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
3425 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3426 (TARGET_ATTRIBUTE_TABLE): Define.
3427 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
3428 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
3429 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3430 (TARGET_ATTRIBUTE_TABLE): Define.
3431 (mcore_attribute_table, mcore_handle_naked_attribute): New.
3432 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
3433 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3434 (TARGET_ATTRIBUTE_TABLE): Define.
3435 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
3436 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
3437 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3438 (TARGET_ATTRIBUTE_TABLE): Define.
3439 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
3440 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
3441 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3442 (TARGET_ATTRIBUTE_TABLE): Define.
3443 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
3444 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
3446 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
3448 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
3449 (TARGET_ATTRIBUTE_TABLE): Define.
3450 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
3452 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
3453 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3454 (TARGET_ATTRIBUTE_TABLE): Define.
3455 (v850_attribute_table, v850_handle_interrupt_attribute,
3456 v850_handle_data_area_attribute): New.
3457 * config/v850/v850-c.c (mark_current_function_as_interrupt):
3458 Return void. Call decl_attributes instead of
3459 valid_machine_attribute.
3461 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
3463 * sh-protos.h (sh_pr_n_sets): Declare.
3464 * sh.c (calc_live_regs): If the initial value for PR has been copied,
3465 look at the copy to determine if PR needs to be saved.
3466 sh_pr_n_sets: New function.
3467 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
3468 (ALLOCATE_INITIAL_VALUE): Define.
3470 * sh.c (initial_elimination_offset):
3471 Fix RETURN_ADDRESS_POINTER_REGNUM case.
3473 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
3475 * integrate.c (allocate_initial_values): New function.
3476 * integrate.h (allocate_initial_values): Declare.
3477 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
3479 * reload1.c (reload): And initialization of reg_equiv_memory_loc
3481 * toplev.c (rest_of_compilation): To here.
3482 Call allocate_initial_values.
3483 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
3485 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3487 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
3489 2001-09-20 DJ Delorie <dj@redhat.com>
3491 * c-typeck.c (really_start_incremental_init): Discriminate
3492 between zero-length arrays and flexible arrays.
3493 (push_init_level): Detect zero-length arrays and handle them
3494 like fixed-sized arrays.
3495 * expr.c (store_constructor): Handle zero-length arrays and
3496 flexible arrays correctly.
3497 * doc/extend.texi: Update zero-length array notes.
3499 2001-09-20 Jim Wilson <wilson@redhat.com>
3501 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
3502 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
3503 for issue port conflicts.
3504 (cycle_end_fill_slots): TYPE_L instructions take two slots.
3506 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
3508 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
3511 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3513 * fold-const.c (hashtab.h): Include.
3514 (int_const_binop): Remove FORSIZE arg and compute from type; all
3516 Call size_int_type_wide for all single-word constants.
3517 (size_htab_hash, size_htab_eq): New functions.
3518 (size_int_type_wide): Rework to use hash table.
3519 * ggc-common.c (hashtab.h): Include.
3520 (struct d_htab_root): New struct.
3521 (d_htab_roots): New variable.
3522 (ggc_add_deletable_htab, ggc_htab_delete): New functions
3523 (ggc_mark_roots): Handle deletable htabs.
3524 * ggc-page.c (ggc_marked_p): New function.
3525 * ggc-simple.c (ggc_marked_p): Likewise.
3526 * ggc.h: Reformatting throughout.
3527 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
3528 * tree.c (init_obstacks): Make type_hash_table a deletable root.
3529 (type_hash_add): Allocate struct type_hash from GC memory.
3530 (mark_hash_entry, mark_type_hash): Deleted.
3531 (type_hash_marked_p, type_hash_mark): New functions.
3532 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
3534 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
3536 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
3539 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3541 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
3542 array-too-large test for signed sizetype.
3544 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
3546 * i386.md (indirect_jump): Allow Pmode operand.
3547 (tablejump): LIkewise; perform expansion to 64bit mode.
3548 * i386.c (symbolic_operand): Allow 64bit PIC references.
3549 (pic_symbolic_operand): Likewise.
3550 (ix86_find_base_term): Strip the 64bit PIC references.
3551 (legitimate_pic_address_disp_p): Handle 64bit PIC.
3552 (legitimize_pic_address): Likewise.
3553 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
3554 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
3556 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
3558 * stringpool.c (get_identifier_with_length): New function.
3559 * tree.h (get_identifier_with_length): New prototype.
3561 2001-09-19 Alan Modra <amodra@bigpond.net.au>
3562 David Edelsohn <edelsohn@gnu.org>
3565 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
3566 already sign-extended.
3568 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
3569 * config/rs6000/rs6000.c (logical_operand): Always compare op as
3571 (rs6000_emit_set_long_const): Avoid unnecessary shift.
3572 (output_profile_hook): Declare label_name const.
3573 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
3574 to match constraints.
3576 2001-09-19 Stan Shebs <shebs@apple.com>
3578 * alias.c: Fix typos in comments.
3579 * sched-rgn.c (init_ready_list): Ditto.
3580 * unwind-dw2.c (uw_frame_state_for): Ditto.
3581 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
3582 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
3583 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
3585 2001-09-19 Richard Henderson <rth@redhat.com>
3587 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
3589 * Makefile.in (cfg.o): Depend on TM_P_H.
3591 2001-09-19 Richard Henderson <rth@redhat.com>
3593 * config/alpha/alpha.c (local_symbol_p): Split out from ...
3594 (local_symbolic_operand): ... here.
3595 (small_symbolic_operand): Check mode.
3596 (global_symbolic_operand): New.
3597 (input_operand): Reject symbolics if explicit relocs.
3598 (call_operand): Tidy.
3599 (alpha_legitimize_address): Use movdi_er_high_g.
3600 (alpha_expand_mov): Likewise.
3601 * config/alpha/alpha-protos.h: Update.
3602 * config/alpha/alpha.h (PREDICATE_CODES): Update.
3603 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
3604 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
3605 (UNSPECV_LDGP2): Remove.
3606 (all call patterns): Use 's' not 'i' for symbolic constraint.
3607 (call_osf call_value_osf): Use call_operand.
3608 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
3609 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
3610 (prologue_ldgp_1_er): Remove.
3611 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
3612 (builtin_setjmp_receiver_er patterns): Use them.
3613 (exception_receiver_er): Likewise.
3615 2001-09-19 Richard Henderson <rth@redhat.com>
3617 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
3619 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
3620 and NON_LOCAL_GOTO notes.
3621 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
3622 copy over CALL_INSN_FUNCTION_USAGE.
3624 2001-09-18 Catherine Moore <clm@redhat.com>
3626 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
3629 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
3631 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
3632 new-style tm_file specification. Specify correct tm_p_file,
3633 md_file, and out_file for s390x.
3635 * config/s390/linux.h, linux64.h: Don't include other target
3636 macro header files. Now handled via tm_file.
3638 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
3639 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
3640 are defined before use.
3642 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
3644 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
3645 code generation only for Gnu assembler.
3647 2001-09-18 Catherine Moore <clm@redhat.com>
3649 * config/stormy16 (LIB_SPEC): Remove -lnosys.
3651 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
3653 * config/mips/mips.c (mips_frame_set): New.
3654 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
3655 a parallel frame-related expression with a set for each register.
3657 2001-09-18 Philip Blundell <philb@gnu.org>
3659 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
3662 2001-09-17 Dale Johannesen <dalej@apple.com>
3664 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
3665 * config/rs6000/aix.h (FIXED_R2): Define.
3666 * config/rs6000/darwin.h (FIXED_R2): Define.
3667 * config/rs6000/sysv4.h (FIXED_R2): Define.
3669 2001-09-17 Jeff Sturm <jsturm@one-point.com>
3671 * except.c (dw2_build_landing_pads): New local
3672 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
3673 barrier after clobbers. Fixes c++/4012.
3675 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3677 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
3679 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
3681 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
3682 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
3684 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3686 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
3689 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
3691 * cpphash.h (_cpp_lex_direct): New.
3692 * cpplex.c (_cpp_lex_token): Update.
3693 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
3694 and increment that pointer.
3695 * cppmacro.c (alloc_expansion_token): New.
3696 (lex_expansion_token): Lex macro expansion directly into
3699 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
3701 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
3703 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
3705 * basic-block.h (free_bb_for_insn): Declare.
3706 * bb-reorder.c (label_for_bb): Use block_label.
3707 (emit_jump_to_block_after): Remove.
3708 (insert_intra_1): Do not update block_for_insn.
3709 (insert_inter_bb_scope_notes): Likewise; update bb->end
3710 * cfg.c (free_bb_for_insn): New.
3711 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
3712 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
3713 (commit_one_edge_insertion): Likewise.
3714 (commit_one_edge_insertion): Do not update BB boundary.
3715 (commit_edge_insertions): Do not call compute_bb_for_insn.
3716 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
3717 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
3718 (merge_blocks_move_successor_nojumps): Likewise.
3719 (try_crossjump_to_edge): Do not update block_for_insn.
3720 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
3721 * df.c (df_pattern_emit_later): Do not update BB boundary.
3722 (df_jump_pattern_emit_after): Likewise.
3723 (df_insn_move_before): Use emit_insn_before.
3724 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
3726 (add_insn_after, add_insn_before, emit_insns_after): Update BB
3727 boundaries and basic_block_for_insn.
3728 (reorder_insns_nobb): Rename from reorder_insns.
3729 (reorder_insns): New.
3730 (emit_block_insn_before, emit_block_insn_after): Kill.
3731 * flow.c (check_function_return_warnings): Do not call
3732 compute_bb_for_insn; Do not free basic_block_for_insn.
3733 (attempt_auto_inc): Do not update basic_block_for_insn.
3734 * function.c (emit_return_into_block): Likewise;
3735 do not update BB boundaries.
3736 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
3737 (insert_insn_end_bb): Use emit_insn_before; Likewise.
3738 (pre_insert_copy_insn): Likewise.
3739 (update_ld_motion_notes): Likewise.
3740 (insert_insn_start_bb): Likewise.
3741 (replace_store_insn): Likewise.
3742 * ifcvt.c (noce_process_if_block): Likewise.
3743 (if_convert): Do not call compute_bb_for_insn.
3744 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
3745 Use emit_insn_before and emit_insn_after.
3746 * recog.c (split_all_insns): Do not update BB boundaries;
3747 Do not call compute_bb_for_insn.
3748 (peephole2_optimize): Do not update BB boundaries.
3749 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
3751 (emit_swap_insn): Likewise.
3752 (convert_regs_1): Likewise.
3753 * reload1.c (reload): Call compute_bb_for_insn.
3754 * rtl.h (reorder_insns_nobb): Declare.
3755 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
3756 * toplev.c (rest_of_compilation): Call free_bb_for_insn
3757 at places CFG is invalidated; do not call compute_bb_for_insn.
3759 * cfg.c (expunge_block): Invalidate BB structure.
3761 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
3764 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
3766 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
3768 * cpphash.h (_cpp_lex_token): Update prototype.
3769 * cpplex.c (_cpp_lex_token): New prototype.
3770 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
3771 lex_macro_node, read_flag, do_pragma_poison): Update.
3772 * cppmacro.c (cpp_get_token, parse_params,
3773 lex_expansion_token): Update.
3775 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
3777 * cppmain.c (scan_translation_unit): Don't worry about
3778 putting a space after hashes.
3779 * cpplib.c (directive_diagnostics): New.
3780 (_cpp_handle_directive): Update to use directive_diagnostics.
3781 (run_directive): Don't toggle prevent_expansion.
3782 (do_line): Backup in case of the line extension.
3783 * cpplib.h (cpp_lexer_pos): Remove.
3784 * cppmacro.c (_cpp_create_definition): Precede a leading #
3787 2001-09-15 Richard Henderson <rth@redhat.com>
3789 * c-typeck.c (comptypes): Handle zero-length arrays properly.
3791 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3793 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
3795 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
3797 PR preprocessor/3571
3798 * tradcpp.c (handle_directive): Skip non-vertical space.
3800 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
3802 * cppmain.c (setup_callbacks): Set line callback only
3803 if outputting preprocessed source.
3805 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3807 * collect2.c (main): Const-ification.
3808 * gcc.c (translate_options, process_command): Use xstrdup in
3809 lieu of xmalloc/strcpy.
3810 (main): Use concat in lieu of xmalloc/strcpy/strcat.
3812 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3814 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
3817 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
3819 * scan-decls.c (scan_decls): Fix typo.
3821 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
3823 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
3824 Split mlstring_pos into mls_line and mls_col.
3825 * cppinit.c (cpp_create_reader): Initialize line to 1.
3826 (cpp_destroy): Free tokenruns.
3827 (push_include): Don't update lexer_pos.
3828 * cpplex.c (unterminated, parse_string): Update.
3829 (lex_token): Don't update lexer_pos, update.
3830 * cpplib.c (if_stack): Save line instead of line + col.
3831 (start_directive, _cpp_do__Pragma, do_else, do_elif,
3832 push_conditional, _cpp_pop_buffer): Update.
3833 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
3834 (_cpp_create_definition): Update.
3836 2001-09-15 Eric Christopher <echristo@redhat.com>
3838 * config/mips/abi64.h: Add support for MEABI.
3840 2001-09-15 Eric Christopher <echristo@redhat.com>
3842 * config/mips/mips.md: Add unspec #2.
3844 (reload_outdi): Ditto.
3845 (reload_outsi): Ditto.
3848 2001-09-15 Eric Christopher <echristo@redhat.com>
3849 Jason Eckhardt <jle@redhat.com>
3851 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
3852 * config/mips/isa32-linux.h: New file.
3853 * config/mips/isa3264.h: Ditto.
3854 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
3855 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
3856 (output_block_mode): Support MEABI.
3857 (function_arg): Ditto. Fix floating point arg passing.
3858 (mips_va_start): Ditto.
3859 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
3861 (mips_asm_file_start): Add new section to pass abi to gdb.
3862 (function_arg_pass_by_reference): Support MEABI.
3863 (mips_parse_cpu): Support mips32 and mips64 processors.
3864 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
3865 TARGET_MIPS5KC. Support isa32 and isa64.
3866 (processor_type): Add r4kc, r5kc, r20kc.
3867 (GENERATE_MULT3_SI): New.
3868 (GENERATE_MULT3_DI): Ditto.
3869 (GENERATE_MULT3): Remove.
3870 (ISA_HAS_64BIT_REGS): Add isa == 64.
3871 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
3872 (ISA_HAS_MADD_MSUB): New.
3873 (ISA_HAS_CLZ_CLO): Ditto.
3874 (ISA_HAS_DCLZ_DCLO): Ditto.
3875 (ABI_GAS_ASM_SPEC): New.
3876 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
3879 (SUBTARGET_CC1_SPEC): Ditto.
3880 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
3881 (PAD_VARARGS_DOWN): Support MEABI.
3882 (HARD_REGNO_NREGS): Move to mips.c.
3883 (ASM_OUTPUT_IDENT): Add #undef.
3884 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
3885 (mulsi3): Use GENERATE_MULT3_SI.
3886 (mulsi3_mult3): Ditto. Support mips32, mips64.
3887 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
3888 (mul_sub_si): New pattern.
3889 (unnamed splitters): New.
3890 (muldi3): Use GENERATE_MULT3_DI.
3891 (muldi3_internal2): Ditto.
3892 (movdicc): Support mips32.
3893 * config/mips/t-isa3264: New file.
3895 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
3897 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
3898 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
3899 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
3901 * reorg.c (fill_slots_from_thread): After call to
3902 steal_delay_list_from_target, update own_thread as new_thread may
3905 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
3907 * cpperror.c (print_location): Take line and column, for
3908 default positioning use the previously lexed token.
3909 (_cpp_begin_message): Take line and column.
3910 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
3911 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
3912 * cpphash.h (_cpp_begin_message): Update prototype.
3913 * cppinit.c (push_include): Don't set output line.
3914 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
3915 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
3916 (do_pragma): Kludge for front ends. Don't expand macros at all.
3917 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
3918 (struct cpp_token): Remove output_line.
3919 (struct cpp_callbacks): New member line_change.
3920 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
3921 cpp_get_token): Preserve BOL flag.
3922 (cpp_get_line): Remove.
3923 (_cpp_backup_tokens): Remove useless abort().
3924 * cppmain.c (cb_line_change): New.
3925 (scan_translation_unit): Don't worry about starting new lines here.
3926 * scan-decls.c (scan_decls): Update.
3927 * c-lex.c (c_lex, init_c_lex): Update.
3928 (cb_line_change, src_lineno): New.
3930 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
3932 * tree.c (append_random_chars): Generate the random
3933 characters in a reproducable fashion.
3935 2001-09-14 Richard Henderson <rth@redhat.com>
3937 * config/i386/i386.c (internal_label_prefix): New.
3938 (internal_label_prefix_len): New.
3939 (override_options): Set them.
3940 (local_symbolic_operand): New.
3941 (legitimate_pic_address_disp_p): Use it.
3942 (legitimize_pic_address): Likewise.
3944 2001-09-14 Marc Espie <espie@openbsd.org>
3946 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
3949 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3951 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
3952 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
3954 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
3956 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
3957 invocation of SUBREG_REGNO_OFFSET.
3959 * haifa-sched.c: Fix typo in FSF copyright statement.
3960 * sched-deps.c: Fix typo in FSF copyright statement.
3961 * sched-ebb.c: Fix typo in FSF copyright statement.
3962 * sched-rgn.c: Fix typo in FSF copyright statement.
3963 * sched-vis.c: Fix typo in FSF copyright statement.
3965 * config.gcc: Move inclusion of arm elf specific header files
3966 from the files themselves into the tm_file variable. Make
3967 sure that elfos.h is included before target specific elf
3969 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
3971 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
3972 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
3973 ASM_OUTPUT_CASE_LABEL): Protect definition.
3974 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
3975 not already defined.
3976 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
3977 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
3978 Remove duplicate definition.
3979 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
3980 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
3981 (RDATA_SECTION_FUNCTION): Remove redundant definition.
3982 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
3983 Remove inclusion of arm/elf.h.
3984 * config/arm/unknown-elf.h: as for conix-elf.h.
3985 (STARTFILE_SPEC): Include crti.o and crtn.o.
3986 * config/arm/linux-elf.h: as for conix-elf.h.
3987 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
3988 * config/arm/strongarm-elf.h: Remove inclusion of
3990 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
3991 * config/arm/unknown-elf-oabi.h: Remove inclusion of
3992 unknown-elf.h and elf.h.
3993 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
3994 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
3995 ASM_WEAKEN_LABEL): Remove redundant definition.
3996 * config/arm/elf.h: Test for inclusion of elfos.h
3997 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
3998 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
3999 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
4000 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
4001 redundant definition.
4002 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
4003 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
4004 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
4005 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
4006 Add rules to build crti.o and crtn.o
4007 * crti.asm: New file.
4008 * crtn.asm: New file.
4010 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
4012 * c-parse.in (_yylex): Use _cpp_backup_tokens.
4013 * cpphash.h (struct tokenrun): Add prev.
4014 (struct lexer_state): Remove bol.
4015 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
4016 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
4018 * cppinit.c (cpp_create_reader): Don't set bol.
4019 (cpp_destroy): Don't free lookaheads.
4020 * cpplex.c (lex_directive): Remove.
4021 (next_tokenrun): Update.
4022 (_cpp_lex_token): Clean up logic.
4023 (lex_token): Update to return a pointer to lexed token, since it
4024 can move to the start of the buffer. Simpify newline handling.
4025 * cpplib.c (SEEN_EOL): Update.
4026 (skip_rest_of_line): Remove lookahead stuff.
4027 (end_directive): Line numbers are already incremented. Revert
4028 to start of lexed token buffer if we can.
4029 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
4030 parse_answer): Use _cpp_backup_tokens.
4031 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
4032 instead. Don't check for EOL.
4033 (do_include_common, do_line, do_pragma_system_header): Use
4035 * cpplib.h (BOL, _cpp_backup_tokens): New.
4036 * cppmacro.c (save_lookahead_token, take_lookahead_token,
4037 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
4038 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
4039 (builtin_macro): Don't use cpp_get_line.
4040 (cpp_get_line): Short term kludge.
4041 (parse_arg): Handle directives in arguments here. Back up when
4042 appropriate. Store EOF at end of argument list.
4043 (funlike_invocation_p): Use _cpp_backup_tokens.
4044 (push_arg_context): Account for EOF at end of list.
4045 (cpp_get_token): Remove lookahead stuff. Update.
4047 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4049 * c-parse.in (yyerror): Const-ification and/or static-ization.
4050 * c-typeck.c (push_member_name): Likewise.
4051 * collect2.c (main): Likewise.
4052 * dbxout.c (dbxout_parms): Likewise.
4053 * diagnostic.c (format_with_decl): Likewise.
4054 * dwarf2out.c (output_ranges): Likewise.
4055 * dwarfout.c (fundamental_type_code): Likewise.
4056 * except.c (dw2_output_call_site_table): Likewise.
4057 * gcc.c (do_spec_1): Likewise.
4058 * genopinit.c (optabs): Likewise.
4059 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
4060 gen_declaration_1, handle_impent): Likewise.
4061 * protoize.c (default_include, in_system_include_dir, abspath):
4063 * sched-vis.c (visualize_stall_cycles): Likewise.
4064 * sdbout.c (plain_type_1, sdbout_end_function,
4065 sdbout_end_epilogue): Likewise.
4066 * varasm.c (decode_reg_name): Likewise.
4068 * 1750a.c (mod_regno_adjust): Likewise.
4069 * alpha.c (alpha_write_one_linkage,
4070 unicosmk_output_default_externs): Likewise.
4071 * arm.c (arm_condition_codes): Likewise.
4072 * arm.h (arm_condition_codes): Likewise.
4073 * avr.c (output_movsisf, encode_section_info): Likewise.
4074 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
4076 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
4077 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
4078 * m88k.c (output_function_profiler): Likewise.
4079 * mips.c (mips_output_conditional_branch): Likewise.
4080 * ns32k.c (ns32k_out_reg_names): Likewise.
4081 * ns32k.h (ns32k_out_reg_names): Likewise.
4082 * pj.c (pj_output_rval): Likewise.
4083 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
4084 * sparc.c (sparc_flat_function_prologue,
4085 sparc_flat_function_epilogue): Likewise.
4087 2001-09-13 Markus Werle <numerical.simulation@web.de>
4088 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4090 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
4091 Aachen University of Technology".
4093 2001-09-13 Andreas Schwab <schwab@suse.de>
4095 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
4098 2001-09-13 Richard Henderson <rth@redhat.com>
4100 * config/alpha/alpha.c (small_symbolic_operand): New.
4101 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
4102 (some_operand, input_operand): Don't handle HIGH.
4103 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
4104 (alpha_expand_mov): Likewise.
4105 (print_operand) [H]: Just print HIGH symbol.
4106 (print_operand_address): Handle small data.
4107 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
4108 (TARGET_SWITCHES): Add -msmall-data/large-data.
4109 (PIC_OFFSET_TABLE_REGNUM): New.
4110 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
4111 (PREDICATE_COES): Update.
4112 * config/alpha/alpha.md (adddi_er_high): New.
4113 (adddi_er_low): Handle small data.
4114 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
4115 prefer .sdata to .rodata.
4116 (SELECT_RTX_SECTION): Likewise.
4118 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
4120 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
4121 defining __size_t and leaving size_t undefined.
4123 2001-09-12 Diego Novillo <dnovillo@redhat.com>
4125 * basic-block.h (expunge_block): Declare.
4126 * cfg.c (expunge_block): Remove static declaration.
4128 2001-09-12 Richard Henderson <rth@redhat.com>
4130 * integrate.c (copy_insn_list): Copy label name from
4131 NOTE_INSN_DELETED_LABEL.
4133 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4135 * c-common.c (c_tree_code_name): Const-ification.
4136 * c-decl.c (c_decode_option): Likewise.
4137 * c-typeck.c (warn_for_assignment): Likewise.
4138 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
4140 * cppinit.c (output_deps): Likewise.
4141 * dependence.c (dependence_string, direction_string): Likewise.
4142 * dwarf2out.c (output_ranges): Likewise.
4143 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
4144 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
4145 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
4146 standard_startfile_prefix, standard_startfile_prefix_1,
4147 standard_startfile_prefix_2, tooldir_base_prefix,
4148 standard_bindir_prefix, find_a_file): Likewise.
4149 * genattrtab.c (make_length_attrs): Likewise.
4150 * gencheck.c (tree_codes): Likewise.
4151 * genemit.c (gen_split): Likewise.
4152 * genrecog.c (special_mode_pred_table): Likewise.
4153 * graph.c (graph_ext): Likewise.
4154 * protoize (default_include): Likewise.
4155 * reload.c (reload_when_needed_name): Likewise.
4156 * sched-vis.c (visualize_stall_cycles): Likewise.
4157 * tlink.c (recompile_files): Likewise.
4158 * toplev.c (decode_g_option): Likewise.
4159 * tradcpp.c (output_deps): Likewise.
4160 * varasm.c (decode_reg_name): Likewise.
4162 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
4165 * avr.c (avr_regnames, encode_section_info): Likewise.
4166 * c4x.c (float_reg_names): Likewise.
4167 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
4168 * elfos.h (const_section): Likewise.
4169 * i386.c (ix86_comp_type_attributes): Likewise.
4170 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
4171 * ia64/aix.h (UNIQUE_SECTION): Likewise.
4172 * ia64.c (type_names): Likewise.
4173 * m68hc11.c (reg_class_names): Likewise.
4174 * m88k.c (m_options): Likewise.
4175 * mips.c (mips_output_conditional_branch, mips_unique_section):
4177 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4178 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
4179 ultra_code_names): Likewise.
4180 * sparc.h (OVERRIDE_OPTIONS): Likewise.
4182 2001-09-12 Jakub Jelinek <jakub@redhat.com>
4184 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
4185 Use --fatal-warnings option for gas.
4186 * configure: Rebuilt.
4188 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4190 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
4192 2001-09-11 Jim Wilson <wilson@redhat.com>
4194 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
4196 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4198 * builtins.c (c_strlen): Treat an offset too large for a
4199 HOST_WIDE_INT as out of range.
4201 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
4203 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
4204 (EDGE_CRITICAL_P): New predicate.
4205 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
4207 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
4208 (dump_edge_info): Remove "crit".
4209 * cfganal.c (mark_critical_edges): Kill.
4210 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
4211 * cfgcleanup.c (cleanup_cfg): Likewise.
4212 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
4213 (find_spanning_tree): Likewise.
4214 * reg-stack.c (convert_regs_1): Likewise.
4215 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
4217 * basic-block.h (create_basic_block_structure): New.
4218 (create_basic_block): Update prototype.
4219 (force_nonfallthru): New.
4220 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
4221 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
4222 handle updating of block_for_insn, creating of empty BBs and BBs at
4223 the end of INSN chain.
4224 (create_basic_block): New function.
4225 (split_block): Use create_basic_block.
4226 (force_nonfallthru_and_redirect): Break out from ...; cleanup
4227 (redirect_edge_and_branch_force): ... here.
4228 (force_nonfallthru): New.
4229 (split_edge): Rewrite to use force_nonfallthru and create_block.
4230 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
4231 (find_basic_blocks): Free basic_block_for_insn.
4232 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
4234 * cfg.c: Fix formating.
4235 * cfgcleanup.c: Fix formating.
4236 (merge_blocks, tail_recursion_label_p): Return bool.
4237 (merge_blocks_move_predecessor_nojumps,
4238 merge_blocks_move_successor_nojumps): Return void.
4240 2001-09-11 Jakub Jelinek <jakub@redhat.com>
4242 * configure.in: Check whether assembler supports section merging.
4243 * config.in: Rebuilt.
4244 * configure: Rebuilt.
4245 * varasm.c (variable_section, output_constant_pool): Pass alignment
4246 to SELECT_SECTION and SELECT_RTX_SECTION.
4247 (mergeable_string_section): New.
4248 (mergeable_constant_section): New.
4249 (default_elf_asm_named_section): Output SECTION_MERGE and
4250 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
4251 * output.h (mergeable_string_section): New.
4252 (mergeable_constant_section): New.
4253 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
4254 * toplev.c (flag_merge_constants): New.
4255 (f_options): Add -fmerge-constants and -fmerge-all-constants
4257 (toplev_main): Default to -fno-merge-constants if not optimizing.
4258 * flags.h (flag_merge_constants): Add extern.
4259 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
4260 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
4262 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
4263 Define if assembler has working .subsection -1 support.
4264 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
4265 Put constant into special SHF_MERGE sections if the linker should
4266 attempt to merge duplicates.
4267 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
4269 Put constant into special SHF_MERGE sections if the linker should
4270 attempt to merge duplicates.
4271 * config/alpha/elf.h: Likewise.
4272 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
4273 has working .subsection -1 support.
4274 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
4276 * config/svr3.h: Likewise.
4277 * config/darwin.h: Likewise.
4278 * config/arm/aof.h: Likewise.
4279 * config/arm/linux-elf.h: Likewise.
4280 * config/avr/avr.h: Likewise.
4281 * config/c4x/c4x.h: Likewise.
4282 * config/d30v/d30v.h: Likewise.
4283 * config/i386/dgux.h: Likewise.
4284 * config/i386/osfrose.h: Likewise.
4285 * config/i386/sco5.h: Likewise.
4286 * config/i386/svr3gas.h: Likewise.
4287 * config/ia64/aix.h: Likewise.
4288 * config/m32r/m32r.h: Likewise.
4289 * config/m68k/m68k.h: Likewise.
4290 * config/m88k/dgux.h: Likewise.
4291 * config/m88k/m88k.h: Likewise.
4292 * config/mcore/mcore-pe.h: Likewise.
4293 * config/mips/mips.h: Likewise.
4294 * config/pa/pa.h: Likewise.
4295 * config/pa/pa-linux.h: Likewise.
4296 * config/romp/romp.h: Likewise.
4297 * config/rs6000/sysv4.h: Likewise.
4298 * config/rs6000/xcoff.h: Likewise.
4299 * config/s390/linux.h: Likewise.
4300 * config/sparc/sparc.h: Likewise.
4301 * config/sparc/sysv4.h: Likewise.
4302 * config/stormy16/stormy16.h: Likewise.
4303 * config/v850/v850.h: Likewise.
4304 * config/vax/vms.h: Likewise.
4305 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
4306 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
4307 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
4308 default_elf_asm_named_section for SHF_MERGE sections.
4310 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
4312 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
4315 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
4317 * c-common.c (split_specs_attrs): Allow for empty attributes with
4318 empty TREE_PURPOSE. Fixes PR c/4294.
4320 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
4322 * basic-block.h (cached_make_edge, make_single_succ): New.
4323 (make_edge): Remove first parameter.
4324 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
4325 * cfg.c (cached_make_edge): Rename from make_edge; return newly
4326 created edge; use obstack allocation.
4327 (make_edge, make_single_succ_edge): New.
4328 (first_removed_edge): New static variable.
4329 (init_flow): Initialize first_removed_edge and n_edges.
4330 (clear_edges): Use remove_edge.
4331 (flow_delete_block): Likewise.
4332 (remove_edge): Add removed edges to the removed edges list.
4333 (split_block, redirect_edge_and_branch_force, split_edge):
4335 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
4336 (add_noreturn_fake_exit_edges): Likewise.
4337 (connect_infinite_loops_to_exit): Liekwise.
4338 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
4339 Use cached_make_edge.
4340 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
4341 * profile.c (branch_prob): Update make_edge call.
4342 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
4344 2001-09-11 Richard Henderson <rth@redhat.com>
4346 * config/alpha/alpha.c: Tidy formatting.
4347 (local_symbolic_operand): Verify mode.
4348 (alpha_sa_mask): Ignore unicos for eh_return.
4349 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
4350 * config/alpha/alpha.md (umk divsi patterns): Remove.
4351 (extendsfdf2): Remove unicos check.
4352 (tablejump): Merge vms and unicos code; always use direct set
4355 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4357 * config.gcc (alpha*-*-unicosmk*): New target.
4359 * config/alpha/alpha-protos.h (symbolic_operand,
4360 unicosmk_add_call_info_word, unicosmk_add_extern,
4361 unicosmk_defer_case_vector, unicosmk_unique_section,
4362 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
4363 unicosmk_asm_file_start, unicosmk_asm_file_end,
4364 unicosmk_output_common): Declare.
4366 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
4367 direct_return, function_arg, alpha_va_start, alpha_va_arg,
4368 alpha_does_function_need_gp, alpha_end_function): Support Cray
4370 (alpha_init_machine_status, alpha_mark_machine_status,
4371 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
4372 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
4373 unicosmk_asm_named_section, unicosmk_insert_attributes,
4374 unicosmk_section_type_flags, symbolic_operand,
4375 unicosmk_output_module_name, unicosmk_output_default_externs,
4376 unicosmk_output_dex, unicosmk_output_externs,
4377 unicosmk_output_addr_vec, unicosmk_ssib_name,
4378 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
4379 unicosmk_asm_file_end, unicosmk_output_common,
4380 unicosmk_section_type_flags, unicosmk_unique_section,
4381 unicosmk_add_call_info_word, unicosmk_text_section,
4382 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
4383 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
4384 unicosmk_dex_count, unicosmk_special_name): New.
4385 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
4386 TARGET_ABI_UNICOSMK.
4387 (get_aligned_mem, alpha_expand_unaligned_load,
4388 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
4389 alpha_expand_unaligned_store_words): Support big-endian mode.
4390 (print_operand): Likewise. New format specifier 't'. Use
4391 TARGET_AS_SLASH_BEFORE_SUFFIX.
4392 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
4393 (alpha_pv_save_size): Update with above change.
4394 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
4395 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
4398 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
4399 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
4400 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
4401 (EXTRA_CONSTRAINT): New constraint 'U'.
4402 (PREDICATE_CODES): Add symbolic_operand.
4404 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
4405 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
4406 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
4407 (integer division and modulus patterns): Split in default and
4409 (*divmodsi_internal, *divmoddi_internal): Disable for
4410 TARGET_ABI_UNICOSMK.
4411 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
4412 little-endian and big-endian versions.
4413 (ext, ins, msk): Likewise.
4414 (extv, extzv, insv): Support big-endian mode.
4415 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
4416 (call_umk, call_value_umk, *call_umk, tablejump_umk,
4417 *tablejump_umk_internal, *call_value_umk): New.
4418 (*movdi_nofix): Add pattern for loading an address into a register on
4419 TARGET_ABI_UNICOSMK.
4420 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
4421 (umk_mismatch_args, arg_home_umk): New.
4422 (various insns): Don't use mov, fmov, nop, fnop and unop.
4423 (realign): Support TARGET_ABI_UNICOSMK.
4425 * config/alpha/unicosmk.h: New file.
4426 * config/alpha/t-unicosmk: New file.
4428 * fixinc/inclhack.def (unicosmk_restrict): New.
4429 * fixinc/fixincl.x: Regenerate.
4431 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
4432 (wchar_t): Check for and define __WCHAR_T__.
4434 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
4436 * combine.c (simplify_shift_const): Treat shifts by the mode
4439 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
4441 * cpphash.h (struct tokenrun): New.
4442 (struct cpp_context): New member bol.
4443 (struct cpp_reader): New members.
4444 (_cpp_init_tokenrun): New.
4445 * cppinit.c (cpp_create_reader): Set up the token runs.
4446 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
4447 (lex_token): New internalised version of _cpp_lex_token. Don't
4448 handle directives or the multiple include opimisation here any
4449 more. Simply lex a token.
4450 * cpplib.c (run_directive): Clear bol.
4451 (_cpp_pop_buffer): Set bol.
4452 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
4455 2001-09-11 Michael Meissner <meissner@redhat.com>
4457 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
4458 give an error if the user uses -mfp32.
4459 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
4461 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
4462 floating point register size.
4463 (EXTRA_SPECS): Add CPP_FPR_SPEC.
4465 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
4466 HOST_WIDE_INT_PRINT_DEC to properly print the result of
4468 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
4469 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
4471 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
4473 * dbxout.c (dbxout_parms): Fix typo in comment.
4474 * unroll.c (loop_find_equiv_value): Ditto.
4475 * toplev.c (rest_of_compilation): Ditto.
4476 * loop.c (scan_loop): Ditto.
4477 * dwarf2out.c (struct dw_fde_struct): Ditto.
4479 2001-09-10 Zack Weinberg <zackw@panix.com>
4481 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
4482 copying identifier when we're just going to throw it away.
4483 (parse_identifier_slow): New routine to handle abnormal cases.
4484 (_cpp_lex_token): Update call site.
4486 * hashtable.c (ht_lookup): Don't assume that the string we've
4487 been given is NUL-terminated.
4488 * system.h: #define __builtin_expect(a, b) to (a) if not
4491 2001-09-10 Michael Meissner <meissner@redhat.com>
4493 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
4496 2001-09-10 David Edelsohn <edelsohn@gnu.org>
4498 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
4500 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4502 * builtins.c (c_getstr): Correct thinko in last change and further
4505 2001-09-10 Tim Freeman <tim@fungibole.com>
4507 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
4508 into varray's and register them as roots with the garbage
4509 collector so they are not collected too soon.
4511 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
4513 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
4515 * basic-block.h (flow_obstack, label_value_list,
4516 tail_recursion_label_list): Declare
4517 (tidy_fallthru_edges): Declare.
4518 (expunge_block, last_loop_beg_note): Delete.
4519 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
4521 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
4522 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
4523 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
4524 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
4525 expunge_block, flow_delete_block, compute_bb_for_insn,
4526 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
4527 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
4528 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
4529 try_redirect_by_replacing_jump, last_loop_beg_note,
4530 redirect_edge_and_branch, redirect_edge_and_branch_force,
4531 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
4532 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
4533 commit_edge_insertions, dump_flow_info, debug_flow_info,
4534 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
4535 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
4536 Move here from flow.c
4537 * cfganal.c: New file.
4538 (forwarder_block_p, can_fallthru, mark_critical_edges,
4539 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
4540 find_unreachable_blocks, create_edge_list, free_edge_list,
4541 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
4542 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
4543 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
4544 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
4545 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
4546 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
4547 Move here from flow.c
4548 * cfgbuild.c: New file
4549 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
4550 make_edges, find_basic_blocks_1, find_basic_blocks,
4551 find_sub_basic_blocks): Move here from flow.c
4552 * cfgcleanup.c: New file.
4553 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
4554 merge_blocks_move_predecessor_nojumps,
4555 merge_blocks_move_successor_nojumps, merge_blocks,
4556 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
4557 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
4558 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
4560 * cfgloop.c: New file
4561 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
4562 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
4563 flow_loop_exit_edges_find, flow_loop_nodes_find,
4564 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4565 flow_loop_tree_node_add, flow_loops_tree_build,
4566 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
4567 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
4568 Move here from flow.c
4569 * flow.c: Remove everything moved elsewhere
4570 * output.h (cleanup_cfg): Return bool.
4572 * bb-reorder.c (reorder_block_def): Remove 'index'.
4573 (insert_intra_1): Add argument BB, set block for new note.
4574 (make_reorder_chain): Do not depdent on BB indexes.
4575 (make_reorder_chain_1): Do not use BB indexes.
4576 (label_for_bb): Likewise; set BB for new insn.
4577 (emit_jump_to_block_after): Likewise.
4578 (fixup_reoder_chain): Sanity check that all basic blocks
4579 are chained; verify newly created insn chain; remove
4580 undocnitional jump simplifying; Do not use BB indexes;
4581 properly initialize count and frequency information;
4582 dump reordered sequence.
4583 (insert_intra_bb_scope_notes): update call of insert_intra_1.
4584 (insert_inter_bb_scope_notes): Set block for new insn.
4585 (reorder_basic_blocks): Dump flow info before reoredering.
4587 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4589 * alias.c (clear_reg_alias_info): Use K&R format definition.
4590 Avoid unsigned warning.
4591 * builtins.c: Use "unsigned int", not "unsigned".
4592 (target_char_cast): Use host_integerp and tree_low_cst.
4593 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
4594 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
4595 (c_getstr): Likewise.
4596 (std_expand_builtin_va_arg): Use int_size_in_bytes.
4597 (builtin_memcpy_read_str): Avoid unsigned warning.
4598 (expand_builtin_memcpy): Alignments are unsigned.
4599 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
4600 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
4601 * predict.c (expensive_function_p): LIMIT now unsigned.
4602 * resource.c (mark_target_live_regs): Make some vars unsigned.
4603 * sdbout.c: Use "unsigned int", not "unsigned".
4604 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
4605 (sdbout_source_line): Likewise.
4606 (sdbout_record_type_name): Remove "const" for NAME declaration.
4607 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
4609 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
4611 * calls.c (store_one_arg): Expand comment.
4613 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4615 * calls.c (store_one_arg): Make sure that the entire argument is
4616 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
4618 2001-09-09 Richard Henderson <rth@redhat.com>
4620 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
4622 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
4624 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
4626 2001-09-09 Richard Henderson <rth@redhat.com>
4628 * config/alpha/alpha.c (alpha_next_sequence_number): New.
4629 (alpha_this_literal_sequence_number): New.
4630 (alpha_this_gpdisp_sequence_number): New.
4631 (some_operand, input_operand): Add HIGH.
4632 (local_symbolic_operand): New.
4633 (alpha_encode_section_info): New.
4634 (alpha_legitimate_address_p): Allow LO_SUM.
4635 (alpha_legitimize_address): Generate HIGH+LO_SUM.
4636 (alpha_expand_mov): Likewise.
4637 (secondary_reload_class): Check memory_operand not general_operand
4639 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
4640 (alpha_expand_unaligned_store): Likewise.
4641 (alpha_expand_unaligned_load_words): Likewise.
4642 (alpha_expand_unaligned_store_words): Likewise.
4643 (alpha_expand_block_clear): Likewise.
4644 (print_operand): Handle %#, %*, %H.
4645 (print_operand_address): Handle LO_SUM.
4647 (alpha_does_function_need_gp): Use it.
4648 (alpha_expand_block_move): Fix signed compare warnings.
4649 (alpha_sa_mask, alpha_align_insns): Likewise.
4650 * config/alpha/alpha-protos.h: Update.
4651 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
4652 (MASK_EXPLICIT_RELOCS): New.
4653 (TARGET_SWITCHES): Add -mexplicit-relocs.
4654 (EXTRA_CONSTRAINT): Add 'T'.
4655 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
4656 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
4657 (ENCODE_SECTION_INFO): Out line.
4658 (REDO_SECTION_INFO_P): New.
4659 (STRIP_NAME_ENCODING): New.
4660 (ASM_OUTPUT_LABELREF): New.
4661 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
4662 (PREDICATE_CODES): Update.
4663 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
4664 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
4665 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
4666 builtin_setjmp_receiver_er, exception_receiver_1_er,
4667 call_value_osf_1_er): New patterns.
4668 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
4669 (movqi, movhi, movsi): Add explicit $31 base register to lda.
4670 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
4671 (FINAL_PRESCAN_INSN): New.
4673 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
4675 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
4677 2001-09-08 Andreas Jaeger <aj@suse.de>
4679 * i386.h (TARGET_SWITCHES): Fix description.
4681 2001-09-07 David Edelsohn <edelsohn@gnu.org>
4683 * rs6000.c (num_insns_constant): Compute number of instructions
4686 * doc/install.texi: Explain AIX exception handling work-around.
4687 Update URL for AIX fixes.
4689 2001-09-07 Jim Wilson <wilson@redhat.com>
4691 * alias.c (clear_reg_alias_info): New.
4692 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
4693 * rtl.h (clear_reg_alias_info): Declare.
4695 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4697 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
4699 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
4700 (m16m,edivm,emulm): Change declaration to match definition.
4702 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4704 * reload.c (push_reload): Check for subreg_lowpart_p instead of
4705 SUBREG_BYTE being 0 when determining if the inner part of a subreg
4708 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4710 * c-common.c (signed_or_unsigned_type): Handle machine mode types
4711 which have no corresponding C type.
4712 * fold_const.c (target_isinf,target_isnan,target_negative): Update
4713 the representation of 64-bit doubles to work with 64-bit ints.
4715 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
4717 * config/mips/mips.c (override_options): Do not override ISA when ABI
4718 specified if MIPS_CPU_STRING_DEFAULT was specified.
4720 2001-09-07 Richard Henderson <rth@redhat.com>
4722 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
4723 (express_from_1): Wrap lines.
4724 * rtlanal.c (commutative_operand_precedence): Rename from
4725 operand_preference; export.
4726 * rtl.h: Declare it.
4727 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
4728 (simplify_binary_operation): Invoke simplify_plus_minus on
4729 (CONST (PLUS ...)) as well.
4730 (struct simplify_plus_minus_op_data): New.
4731 (simplify_plus_minus_op_data_cmp): New.
4732 (simplify_plus_minus): Use them. Avoid infinite recursion with
4733 simplify_binary_operation wrt CONST.
4735 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
4737 * h8300-protos.h (general_operand_dst_push): Remove.
4738 * h8300.c (general_operand_dst_push): Likewise.
4739 * h8300.h (OK_FOR_T): Likewise.
4740 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
4741 * h8300.md (pushqi_h8300): New.
4742 (pushqi_h8300hs): Likewise.
4744 (pushhi_h8300): Likewise.
4745 (pushhi_h8300hs): Likewise.
4748 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4750 * genattrtab.c (attr_printf): First arg is unsigned.
4751 Clean up formatting of callers.
4753 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
4755 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
4758 2001-09-07 Andreas Jaeger <aj@suse.de>
4760 * i386.h (TARGET_SWITCHES): Fix descriptions.
4762 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4764 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
4766 2001-09-06 Ira Ruben <ira@apple.com>
4768 Remove OP_IDENTIFIER.
4769 * tree.def (OP_IDENTIFIER): Remove.
4770 * tree.c (tree_node_kind enum): Remove op_id_kind.
4771 (tree_node_kind_names): Remove "op_identifiers".
4772 (make_node): Remove OP_IDENTIFIER test.
4773 (build_op_identifier): Removed because it isn't being used.
4774 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
4775 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
4777 2001-09-06 Richard Henderson <rth@redhat.com>
4779 * simplify-rtx.c (simplify_binary_operation): Revert last change.
4781 2001-09-06 Richard Henderson <rth@redhat.com>
4783 * simplify-rtx.c (simplify_binary_operation): Simplify contents
4786 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4788 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
4789 number used for CR register.
4791 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
4792 Joern Rennecke (amylaar@cygnus.com)
4794 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
4795 * h8300.c (initial_offset): Handle offset between RP and FP.
4796 (h8300_return_addr_rtx): New function.
4797 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
4799 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
4800 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
4801 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
4802 (CAN_ELIMINATE, REGISTER_NAMES):
4803 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
4805 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
4807 Remove TYPE_NONCOPIED_PARTS.
4808 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
4809 (struct tree_type): Remove noncopied_parts.
4810 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
4811 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
4812 (fixed_type_p): Remove.
4813 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
4814 (expand_expr, MODIFY_EXPR): Likewise.
4815 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
4816 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
4818 2001-09-06 Alan Modra <amodra@bigpond.net.au>
4820 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
4822 (mask64_operand): Likewise.
4823 (includes_rldic_lshift_p): Likewise.
4824 (includes_rldicr_lshift_p): Likewise.
4826 2001-09-05 Ziemowit Laski <zlaski@apple.com>
4828 * objc/objc-act.c (build_message_expr): If a class method cannot
4829 be found, do not issue a warning if a corresponding instance
4830 method exists in the root class.
4832 2001-09-05 Richard Henderson <rth@redhat.com>
4834 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
4836 2001-09-05 Zack Weinberg <zack@codesourcery.com>
4838 * function.c (ggc_mark_struct_function): Mark f->outer.
4839 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
4840 * integrate.c (output_inline_function): ... not here.
4842 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
4844 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
4846 * i386.c (size_cost): New static variable.
4847 (override_function): Use size_cost when -Os is specified.
4849 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
4850 properly; Use current_function_calls_eh_return.
4851 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
4852 use leave to avoid depdendancy chain.
4854 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
4855 get BB loop_depth instead of computing it from LOOP notes.
4857 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
4859 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
4861 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4862 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4863 UNALIGNED_DOUBLE_INT_ASM_OP): Define
4865 2001-09-05 Jeffrey A Law (law@cygnus.com)
4866 Jason Merrill (jason@redhat.com)
4868 * stor-layout.c (layout_type): Complain if an array's size can
4869 not be represented in a size_t.
4871 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
4873 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
4875 * gcc.c: (process_command) Add parentheses around assignment
4876 used as truth value.
4878 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
4880 * config/mips/mips.c (save_restore_insns): Don't mark any register
4881 save slots as unchanging if current_function_calls_eh_return.
4883 2001-09-05 Richard Henderson <rth@redhat.com>
4885 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
4886 * config/alpha/alpha-protos.h: Declare it.
4887 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
4888 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
4889 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
4890 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
4891 (REG_OK_FOR_BASE_P): Select one of the above.
4893 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
4895 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
4896 (crti.o): Prefix name of object file with $(T).
4899 2001-09-05 David S. Miller <davem@redhat.com>
4901 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
4902 * config/sparc/linux64.h: Likewise.
4904 2001-09-05 Andreas Jaeger <aj@suse.de>
4906 * doc/invoke.texi (i386 Options): -mwide-multiply is not
4907 available anymore, remove the documentation.
4908 (i386 Options): Fix typo, cleanup index entries.
4910 * prefix.c (concat): Remove, we can use the version from liberty.
4912 2001-09-05 Richard Henderson <rth@redhat.com>
4914 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
4915 New functions split out of md file expanders.
4916 * config/alpha/alpha-protos.h: Declare them.
4917 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
4919 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
4921 * cppmacro.c (funlike_invocation_p): No need to restore context.
4923 2001-09-04 Richard Henderson <rth@redhat.com>
4925 * reload.c (push_reload): Export.
4926 * reload.h (push_reload): Declare it.
4928 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
4929 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4930 * config/alpha/alpha.c (alpha_legitimize_address): New.
4931 (alpha_legitimize_reload_address): Likewise.
4932 * config/alpha/alpha-protos.h: Declare them.
4934 2001-09-04 Stan Shebs <shebs@apple.com>
4936 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
4937 * config/darwin.c (machopic_stub_name): Account for internally
4938 generated lib calls such as memcpy.
4940 2001-09-04 Richard Henderson <rth@redhat.com>
4942 * unwind.h (_UA_END_OF_STACK): New flag.
4943 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
4945 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
4947 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
4949 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
4951 * config/mips/mips.c (save_restore_insns): Change base_offset to
4952 fp_offset in second call to mips_emit_frame_related_store.
4954 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
4956 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
4957 sometimes be represented as a NOTE of type
4958 NOTE_INSN_DELETED_LABEL.
4959 (Insns): Document NOTE_INSN_DELETED_LABEL.
4961 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
4963 * c-common.h (tree_dump_index): Add more comments.
4964 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
4965 (dump_option_value_info): New struct.
4966 (dump_options): New array.
4967 (dump_switch_p): Parse switch options symbolically.
4968 * doc/invoke.texi (-fdump-ast): Rename to ...
4969 (-fdump-tree): ... here. Document that options are symbolic, and
4970 not all are applicable.
4972 2001-09-04 David S. Miller <davem@redhat.com>
4974 * config/sparc/sparc.md (define_splits): Kill constraints.
4976 Cleanup redundant and unused insn attributes.
4977 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
4978 binary, and move. Mark ialu as default.
4979 (commented out define_function_unit "alu"): Kill.
4980 (define_attr "use_clobbered"): Kill.
4981 (whole file): Kill address insn type references. Replace
4982 all unary/binary/move references with ialu.
4983 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
4984 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
4987 Simplify length insn attribute and make more judicious use
4988 of insn attribute defaulting.
4989 * config/sparc/sparc.md (all insns with length > one): Mark as
4990 insn type multi if real instructions, else use default if
4991 it is a forced splitter.
4992 (all insns with length == one): Use default insn length.
4993 (all insns of type ialu): Use default insn type.
4995 Fix erroneous insn attribute settings.
4996 (addx): Set insn type to misc.
4997 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
4998 const_umulsidi3_sp64): Set insn type to imul.
5000 Track SFmode vs DFmode insns according to UltraSPARC
5002 * config/sparc/sparc.md ("fptype"): New attribute, default
5004 (all DFmode single insns): Mark as fptype "double".
5006 2001-09-03 Jakub Jelinek <jakub@redhat.com>
5008 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
5010 2001-09-03 Richard Henderson <rth@redhat.com>
5012 * function.h (struct function): Add arg_pointer_save_area_init.
5013 * function.c (expand_function_end): Init arg_pointer_save_area.
5014 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
5015 when called from a nested function.
5017 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
5019 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
5022 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5024 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
5026 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
5028 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
5029 (emit_push_insn): Use specified padding direction when
5030 STACK_PUSH_CODE is POST_INC.
5032 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
5034 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5036 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
5038 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
5040 * cppinit.c (cpp_start_read): Free the imacros list as we
5041 traverse it. Don't free the chains before returning.
5042 (_cpp_push_next_buffer): Only try pushing buffers if we've
5043 completed -imacros handling.
5045 2001-08-31 Eric Christopher <echristo@redhat.com>
5047 * gcc.c (handle_braces): Add explaination for abort.
5049 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
5051 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
5052 move adjustment of bitpos instead.
5054 2001-08-31 Zack Weinberg <zack@codesourcery.com>
5056 * function.c: Remove all_functions. Make outer_function_chain
5058 (init_function_start): Don't add new function structure to
5060 (find_function_data, push_function_context_to,
5061 pop_function_context_from, put_var_into_stack,
5062 trampoline_address): Update for changed structure element names.
5063 (push_function_context_to): Disentangle.
5064 (free_after_compilation): Also free F.
5065 (expand_dummy_function_end): Don't free cfun here.
5066 (put_var_into_stack): Comment why we can't use find_function_data here.
5067 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
5068 (mark_function_chain): Split into maybe_mark_struct_function and
5069 ggc_mark_struct_function. Export the latter.
5070 (init_function_once): Mark from cfun and outer_function_chain;
5073 * function.h (struct function): Kill next_global. Rename next
5074 to outer. All users updated to match.
5075 (all_functions, outer_function_chain): Don't declare.
5077 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
5078 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
5079 don't touch f->inlinable, after calling rest_of_compilation.
5081 * tree.h: Forward-declare struct function. Prototype
5082 ggc_mark_struct_function.
5084 2001-08-31 Kazu Hirata <kazu@hxi.com>
5086 * config/h8300/h8300.md (*andorhi3): Fix typos.
5088 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5090 * calls.c (emit_library_call_value): Don't use a fixed
5091 argument after VA_CLOSE, i.e. out of scope in traditional C.
5093 * emit-rtl.c (gen_rtvec): Likewise.
5095 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5097 * Makefile.in (c-pragma.o): Depend on output.h.
5098 (reorg.o): Depend on except.h.
5100 * c-pragma.c: Include output.h.
5102 * reorg.c: Include except.h.
5104 * unwind-dw2.c: Call __builtin_alloca, not alloca.
5106 2001-08-31 Richard Henderson <rth@redhat.com>
5108 * sched-deps.c (add_dependence): Don't elide dependency if the
5109 conditional used by insn is modified in elem.
5111 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
5113 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
5115 2001-08-31 Diego Novillo <dnovillo@redhat.com>
5117 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
5120 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
5122 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
5124 (stormy16_asm_out_constructor): New function.
5125 (TARGET_ASM_CONSTRUCTOR): Define.
5126 (TARGET_ASM_DESTRUCTOR): Define.
5128 2001-08-31 Andreas Jaeger <aj@suse.de>
5130 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
5131 * loop.c (add_label_notes): Likewise.
5132 * reload.c (find_reloads): Likewise.
5133 * config/sh/sh.c (machine_dependent_reorg): Likewise.
5135 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
5137 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
5138 code here. Take _Unwind_{W,Sw}ord*.
5139 (read_encoded_value_with_base): Use them.
5140 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
5142 (extract_cie_info): Simplify read_?leb128 handling.
5143 (execute_stack_op, execute_cfa_program): Likewise.
5144 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
5146 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
5148 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
5149 the frame pointer to pop the stack if convenient.
5151 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
5152 Don't use post-increment before combine.
5153 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
5154 a call-saved register.
5156 2001-08-31 Andreas Jaeger <aj@suse.de>
5158 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
5161 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
5163 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
5164 not DIV/MOD, of course.
5166 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
5168 * rtl.def: Undo my patch commited 2001-08-27.
5170 * genattrtab.c: Ditto.
5174 * sched-int.h: Ditto.
5176 * target-def.h: Ditto.
5180 * haifa-sched.c: Ditto.
5182 * sched-rgn.c: Ditto.
5184 * sched-vis.c: Ditto.
5186 * Makefile.in: Ditto.
5188 * doc/md.texi: Ditto.
5190 * doc/tm.texi: Ditto.
5192 * doc/contrib.texi: Ditto.
5194 * doc/gcc.texi: Ditto.
5196 * genattrtab.h: Remove it.
5198 * genautomata.c: Remove it.
5200 * genattr.c: Undo my patch and Richard Henderson's patch commited
5203 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
5205 * config.gcc (h8300-*-elf*): New case.
5206 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
5207 (SUBTARGET_CPP_SPEC): Define.
5208 (EXTRA_SPECS): Define.
5209 (SUBTARGET_EXTRA_SPECS): Define.
5210 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
5211 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
5213 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
5215 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
5216 (LIB2FUNCS_EXTRA): Define.
5217 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
5218 config/h8300/fixunssfsi.c: New file.
5220 2001-08-30 Kazu Hirata <kazu@hxi.com>
5222 * config/h8300/h8300.md (zero_extendqihi2): Changes to
5223 define_expand to accommodate target-specific attributes.
5224 (anonymous zero_extendqihi2 patterns): New.
5226 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
5228 * h8300.md (*andorhi3): New pattern.
5230 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
5232 * h8300.c (dosize): Fix test for "sub".
5234 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
5236 * c-typeck.c (pointer_diff): Try to eliminate common term before
5239 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
5241 * config/arm/arm.c (arm_compute_initial_elimination_offset):
5242 Account for the saves of the FP registers.
5244 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
5245 (TEXT_SECTION_ASM_OP): Define.
5246 (INIT_SECTION_ASM_OP): Define.
5247 (FINI_SECTION_ASM_OP): Define.
5248 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
5249 (RDATA_SECTION_FUNCITON): Provide prototype.
5251 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
5253 * reload1.c (move2add_note_store): Correct typo checking for
5256 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
5258 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
5259 note should not be considered outside the libcall block.
5261 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5263 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
5265 2001-08-29 Kazu Hirata <kazu@hxi.com>
5267 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
5269 2001-08-29 Kazu Hirata <kazu@hxi.com>
5271 * config/h8300/h8300-protos.h: Add a prototype for
5273 * config/h8300/h8300.c (emit_logical_op): New.
5274 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
5281 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
5283 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
5284 comparison with rtx INTVAL.
5285 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
5287 * pa.h (FUNCTION_ARG_SIZE): Likewise.
5289 2001-08-29 Kazu Hirata <kazu@hxi.com>
5291 * config/h8300/lib1funcs.asm: Update the copyright. Fix
5294 2001-08-29 Kazu Hirata <kazu@hxi.com>
5296 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
5297 (reg n) to (mem (pre_dec (reg n))
5298 (anonymous movsi pattern): Likewise.
5300 2001-08-29 Kazu Hirata <kazu@hxi.com>
5302 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
5304 2001-08-29 Kazu Hirata <kazu@hxi.com>
5306 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
5307 several special constants.
5309 2001-08-29 Kazu Hirata <kazu@hxi.com>
5311 * config/h8300/lib1funcs.asm: Fix comment typos.
5313 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5315 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
5316 Fix format specifier warnings.
5318 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
5319 inet_makeaddr, semctl): Prototype.
5321 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
5322 (save_restore_insns): Use base_offset, not gp_offset.
5324 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
5325 (ASM_OUTPUT_BYTE): Fix format specifier warning.
5327 2001-08-29 Richard Henderson <rth@redhat.com>
5329 * bb-reorder.c (function_tail_eff_head): New.
5330 (record_effective_endpoints): Set it.
5331 (fixup_reorder_chain): Use it.
5333 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5335 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
5337 2001-08-28 Dale Johannesen <dalej@apple.com>
5339 * config/darwin.c (machopic_function_base_name): Add const
5340 qualifier to a string.
5341 (darwin_encode_section_info): Ditto.
5343 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5345 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
5346 function definition.
5348 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
5350 * df.h (struct df): Add rts_order variable.
5352 * df.c (df_visit_next_rts): New function.
5353 (df_visit_next): Renamed to df_visit_next_rc
5354 (df_analyse_1): Allocate/compute/free rts_order as well.
5355 (df_rd_global_compute): Use df_visit_next_rc instead of
5357 (df_ru_global_compute): Use df_visit_next_rts instead of
5360 * flow.c (flow_reverse_top_sort_order_compute): New function.
5362 * basic-block.h: Add prototype.
5364 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
5366 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
5367 blocks, the BB_REACHABLE is now set, rather than aux being
5368 non-NULL. Update the test to reflect this.
5370 2001-08-28 Eric Christopher <echristo@redhat.com>
5372 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
5373 config/mips/crti.asm: Ditto.
5375 2001-08-28 Eric Christopher <echristo@redhat.com>
5376 Richard Henderson <rth@redhat.com>
5378 * c-pragma.h (add_weak): Move prototype from here...
5379 * output.h (add_weak): ... to here.
5380 * varasm.c (add_weak): Fix typo.
5381 * config/mips/crti.asm: New file.
5382 * config/mips/crtn.asm: Ditto.
5383 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
5384 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
5385 (INVOKE__main): Ditto.
5386 (INIT_SECTION_ASM_OP): New.
5387 (FINI_SECTION_ASM_OP): Ditto.
5388 (STARTFILE_SPEC): Add crti.
5389 (ENDFILE_SPEC): Add crtn.
5390 * config/mips/elf64.h: Same.
5391 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
5393 * config/mips/vxworks.h: Ditto.
5394 * config/mips/t-elf: Support crti and crtn.
5396 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
5398 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
5401 2001-08-28 Richard Henderson <rth@redhat.com>
5403 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
5404 (one_cmplbi2 splitter): Remove redundant test.
5406 2001-08-28 Dale Johannesen <dalej@apple.com>
5408 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
5410 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
5412 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
5414 2001-08-28 Stan Shebs <shebs@apple.com>
5416 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
5417 (UNALIGNED_SHORT_ASM_OP): Define.
5418 (UNALIGNED_INT_ASM_OP): Define.
5420 2001-08-28 Will Cohen <wcohen@redhat.com>
5422 * config/rs6000/rs6000.md (store_multiple): Correct RTL
5423 generation for first set.
5425 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5427 * flow.c (redirect_edge_succ_nodup): Return new edge.
5428 (try_simplify_condjump): Use new edge.
5429 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
5431 * cse.c (cse_basic_block): Skip note instructions.
5433 2001-08-27 Richard Henderson <rth@redhat.com>
5435 * combine.c (combine_simplify_rtx): Don't reverse condition
5436 if there is no reverse for the condition.
5437 (simplify_comparison): Don't simplify subregs from INT to FP.
5439 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
5440 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
5441 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
5442 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
5443 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
5444 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
5446 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5448 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
5449 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
5451 (adddi_dilshr32, adddi_dishl32): Only data register can be
5452 source for mem destination.
5454 * expmed.c (store_bit_field): Ignore adjustment to bitpos
5455 and use bitnum to decide about register move.
5457 2001-08-27 Richard Henderson <rth@redhat.com>
5459 * genattr.c (main): Emit state_t even when not doing scheduling.
5461 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5462 Richard Henderson <rth@redhat.com>
5464 * gcse.c (reg_first_set, reg_last_set): Replace with ...
5465 (reg_avail_info, current_bb): ... these.
5466 (oprs_unchanged_p, record_last_reg_set_info): Use them.
5467 (compute_hash_table): Likewise.
5469 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5471 * flow.c (verify_flow_info): Use checksums to verify edges.
5473 2001-08-27 Richard Henderson <rth@redhat.com>
5475 * genautomata.c (expand_automata): Always create a description.
5477 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
5479 * optabs.c (expand_binop): Correctly handle the carry in multiword
5480 add/subtract operations.
5482 2001-08-27 Fred Fish <fnf@be.com>
5484 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
5487 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
5489 * reload.c (find_reloads_toplev): Back out this change:
5491 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
5493 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
5494 mem if the address is a mode_dependent_address_p.
5496 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
5498 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
5499 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
5500 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
5503 * genattr.c (main): New variable num_insn_reservations. Increase
5504 it if there is DEFINE_INSN_RESERVATION. Output automaton based
5505 pipeline hazard recognizer interface.
5507 * genattrtab.h: New file.
5509 * genattrtab.c: Include genattrtab.h.
5510 (attr_printf, check_attr_test, make_internal_attr,
5511 make_numeric_value): Move protypes into genattrtab.h. Define them
5513 (num_dfa_decls): New global variable.
5514 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
5515 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
5516 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
5517 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
5519 * genautomata.c: New file.
5521 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
5523 * sched-int.h: (curr_state): Add the external definition for
5524 automaton pipeline interface.
5525 (haifa_insn_data): Add comments for members blockage and units.
5527 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5528 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5529 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5530 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5531 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5532 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5533 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
5535 (TARGET_SCHED): Use the new macros.
5537 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
5538 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
5539 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
5540 dfa_bubble): New members in gcc_target.sched.
5542 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
5543 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
5544 (insn_queue): Redefine it as pointer to array.
5545 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
5547 (max_insn_queue_index_macro_value): New variable.
5548 (curr_state, dfa_state_size, ready_try): New varaibles for
5549 automaton interface.
5550 (ready_element, ready_remove, max_issue): New function prototypes
5551 for automaton interface.
5552 (choose_ready): New function prototype.
5553 (insn_unit, blockage_range): Add comments.
5554 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
5555 FUNCTION_UNITS_SIZE == 0.
5556 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
5557 actual_hazard, potential_hazard): Add comments.
5558 (insn_cost): Use cost -1 as undefined value. Remove
5559 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
5561 (ready_element, ready_remove): New functions for automaton
5563 (schedule_insn): Add new code for automaton pipeline interface.
5564 (queue_to_ready): Add new code for automaton pipeline interface.
5565 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
5566 (debug_ready_list): Print newline when the queue is empty.
5567 (max_issue): New function for automaton pipeline interface.
5568 (choose_ready): New function.
5569 (schedule_block): Add new code for automaton pipeline interface.
5570 Print ready list before scheduling each insn.
5571 (sched_init): Add new code for automaton pipeline interface.
5572 Initiate insn cost by -1.
5573 (sched_finish): Free the current automaton state and finalize
5574 automaton pipeline interface.
5576 * sched-rgn.c: Include target.h.
5577 (init_ready_list, new_ready, debug_dependencies): Add new code for
5578 automaton pipeline interface.
5580 * sched-vis.c: Include target.h.
5581 (get_visual_tbl_length): Add code for automaton interface.
5582 (target_units, print_block_visualization): Add comments.
5584 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
5585 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
5586 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
5587 (getruntime.o, genautomata.o): New entries.
5588 (genattrtab.o): Add new dependency file genattrtab.h.
5589 (genattrtab): Add new dependencies. Link it with `libm.a'.
5590 (getruntime.o, hashtab.o): New entries for canadian cross.
5592 * doc/md.texi: Description of automaton based model.
5594 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
5596 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5597 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5598 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5599 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5600 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5601 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5602 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
5604 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
5605 MAX_DFA_ISSUE_RATE): New macro descriptions.
5607 * doc/contrib.texi: Add dfa based scheduler contribution.
5609 * doc/gcc.texi: Add more information about genattrtab.
5611 2001-08-27 Diego Novillo <dnovillo@redhat.com>
5613 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
5616 2001-08-27 Richard Henderson <rth@redhat.com>
5618 * function.c (expand_function_end): Don't init arg_pointer_save_area.
5619 (get_arg_pointer_save_area): New. Create an init it here.
5620 (fix_lexical_addr): Use it.
5621 * function.h: Declare it.
5622 * builtins.c (expand_builtin_setjmp_receiver): Use it.
5623 * stmt.c (expand_nl_goto_receiver): Use it.
5625 2001-08-27 Richard Henderson <rth@redhat.com>
5627 * final.c (final_scan_insn): Don't enter APP_ON mode for
5630 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
5631 alignment for assemble_integer for DW_EH_PE_aligned.
5632 * except.c (output_function_exception_table): Likewise.
5634 2001-08-26 Andreas Jaeger <aj@suse.de>
5636 * c-tree.h: Add prototyp for c_sizeof_nowarn.
5638 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
5640 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
5642 2001-08-27 Alan Modra <amodra@bigpond.net.au>
5644 * config/rs6000/rs6000.c (mask_operand): Rewrite without
5646 (mask64_operand): Likewise.
5647 (rldic_operand): Delete.
5648 (includes_lshift64_p): Delete.
5649 (includes_rldic_lshift_p): New function.
5650 (includes_rldicr_lshift_p): New function.
5651 (print_operand): Don't call rldic_operand in case 'W'.
5652 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
5653 (includes_lshift64_p): Remove.
5654 (includes_rldic_lshift_p): Declare.
5655 (includes_rldicr_lshift_p): Declare.
5656 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
5657 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
5658 Replace match_operand rldic_operand predicate with
5659 const_int_operand. Replace includes_lshift64_p condition with
5660 includes_rldic_lshift_p.
5661 <ashldi3_internal 64 bit rldicr patterns>: New.
5663 2001-08-27 Andreas Jaeger <aj@suse.de>
5665 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
5666 * errors.c: Likewise.
5667 * final.c: Likewise.
5668 * dwarf2asm.c: Likewise.
5669 * doprint.c (checkit): Likewise.
5670 * diagnostic.c: Likewise.
5671 * collect2.c: Likewise.
5672 * calls.c: Likewise.
5673 * c-semantics.c (build_stmt): Likewise.
5674 * c-format.c (status_warning): Likewise.
5675 * c-errors.c (pedwarn_c99): Likewise.
5676 * builtins.c (validate_arglist): Likewise.
5677 * config/pj/pj.c (pj_printf): Likewise.
5678 * fix-header.c: Likewise.
5680 * gcov.c (fnotice): Likewise.
5681 * gensupport.c (message_with_line): Likewise.
5682 * mips-tfile.c: Likewise.
5683 * protoize.c (notice): Likewise.
5684 * read-rtl.c (fatal_with_file_and_line): Likewise.
5685 * rtl-error.c: Likewise.
5686 * tradcpp.c: Likewise.
5688 * cp/tree.c (build_min_nt): Likewise.
5689 (build_min): Likewise.
5690 * cp/lex.c: Likewise.
5691 * cp/errfn.c: Likewise.
5692 * cp/rtti.c (create_pseudo_type_info): Likewise.
5694 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
5696 * df.c (df_uses_record): Return after recording all uses
5699 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
5701 * df.c (df_insn_modify): Realloc the INSN table here, if
5702 necessary, here, too.
5704 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
5706 * config/mips/mips.c (mips_function_value): Handle complex return
5709 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
5711 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
5713 * reload.c (make_memloc): Copy result if it is still
5714 reg_equiv_memory_loc[regno] on return.
5715 (subst_reloads) [ENABLE_CHECKING]: Check that none of
5716 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
5717 reg_equiv_mem are modified by the substitutions.
5719 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
5721 * predict.c (expensive_function_p): New.
5722 * rtl.h (expensive_function_p): Declare.
5723 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
5724 (use_fast_prologue_epilogue): New static variable.
5725 (expand_prologue): Set it; emit short prologues if unset.
5726 (expand_epilogue): Likewise.
5728 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
5730 * config.gcc: Add stormy16-*-elf case.
5731 * config/stormy16/stormy-abi: New file.
5732 * config/stormy16/stormy16-lib2.c: New file.
5733 * config/stormy16/stormy16-protos.h: New file.
5734 * config/stormy16/stormy16.c: New file.
5735 * config/stormy16/stormy16.h: New file.
5736 * config/stormy16/stormy16.md: New file.
5737 * config/stormy16/t-stormy16: New file.
5739 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
5741 * i386.h (no-accumulate-outgoing-args): Use proper mask.
5743 2001-08-24 David Edelsohn <edelsohn@gnu.org>
5745 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
5746 descriptor members are pointer size, not constant 4.
5747 * config/rs6000/rs6000.md (define_splits): Remove more unused
5750 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5752 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
5754 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
5756 * cp/rtti.c (VPARAMS): Fix parameter.
5758 2001-08-24 Zack Weinberg <zackw@panix.com>
5760 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
5762 (mode_for_extraction): No need for #ifdefs. Add default-case abort
5764 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
5765 in if controlling use of insv.
5766 (extract_bit_field): Likewise, for extv and extzv.
5768 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
5770 * i386.md (movcc peep2): Fix load of 0.
5772 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5774 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
5775 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
5777 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
5779 * c-pragma.h: Move weak_syms and weak_decls...
5780 * varasm.c: ...here. Now static.
5781 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
5782 depend on HANDLE_PRAGMA_WEAK.
5784 * c-common.c (c_alignof, c_alignof_expr): Move here...
5785 * c-typeck.c: ...from here.
5786 * c-tree.h, c-common.h: Adjust.
5788 2001-08-23 Bernd Schmidt <bernds@redhat.com>
5790 * config/ia64/ia64.c (rws_update): If !pred, set write_count
5791 instead of incrementing it.
5793 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
5794 asm ready, don't try to move them all into the same array element.
5796 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5798 * function.c (thread_prologue_and_epilogue_insns): Avoid
5799 fallthru flag on edge to exit.
5801 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
5803 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
5806 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
5808 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
5809 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
5810 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
5813 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
5815 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
5816 replace "GNU CC" with "GCC".
5818 2001-08-23 Richard Henderson <rth@redhat.com>
5820 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
5821 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
5822 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
5823 Need GR between FR and not GR_AND_FR.
5824 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
5825 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
5826 AR regs before GR regs.
5827 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
5828 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
5829 (REGISTER_MOVE_COST): Update.
5830 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
5832 2001-08-23 Richard Henderson <rth@redhat.com>
5834 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
5837 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
5839 * reload1.c (emit_reload_insns): Don't look for notes
5840 on a NULL store_insn.
5842 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5844 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
5845 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
5846 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
5847 format specifier warnings.
5848 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
5850 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
5852 * config/i386/i386-protos.h: Correct declaration of
5853 i386_pe_asm_named_section.
5855 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
5857 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
5859 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
5861 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
5863 * cpperror.c (print_location): Don't show _Pragma.
5864 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
5865 and file change callback generation here.
5866 (stack_include_file): Update use of cpp_push_buffer.
5867 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
5868 (struct cpp_buffer): Remove type, pfile members.
5869 * cppinit.c (cpp_handle_option): Use free_chain.
5870 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
5871 (skip_escaped_newlines, get_effective_char, lex_percent): Take
5872 a cpp_reader rather than a cpp_buffer.
5873 (skip_escaped_newlines, get_effective_char, skip_block_comment,
5874 skip_line_comment, parse_string, lex_percent, lex_dot,
5875 _cpp_lex_token): Update accordingly.
5876 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
5878 (cpp_push_buffer): Update prototype.
5879 (run_directive): Update use of cpp_push_buffer.
5880 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
5881 handle_assertion): Update use of run_directive.
5882 * cpplib.h (enum cpp_buffer_type): Remove.
5883 (cpp_push_buffer): Update prototype.
5884 * fix-header.c (read_scan_file): Update.
5886 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5888 * gcc.c (struct prefix_list): Change prefix to const char *.
5890 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5892 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
5894 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
5896 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
5899 * jump.c (squeeze_notes): Take parms by reference. Handle END being
5902 * ifcvt.c (dead_or_predicable): Adjust.
5903 * loop.c (find_and_verify_loops): Adjust.
5904 * stmt.c (expand_end_case): Adjust.
5905 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
5906 head and end insn pointers in the basic block, not just local copies.
5907 (merge_blocks_move_predecessor_nojumps): Likewise.
5909 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
5911 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
5912 bitmap.h, builtin-types.def, builtins.c, builtins.def,
5913 c-aux-info.c, c-common.c, c-common.def, c-common.h,
5914 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
5915 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
5916 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
5917 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
5918 conditions.h, config.gcc, configure.frag, configure.in,
5919 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
5920 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
5921 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
5922 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
5923 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
5924 emit-rtl.c, errors.c, errors.h, except.c, except.h,
5925 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
5926 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
5927 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
5928 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
5929 gencheck.c, gencodes.c, genconfig.c, genemit.c,
5930 genextract.c, genflags.c, gengenrtl.c, genmultilib,
5931 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
5932 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
5933 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
5934 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
5935 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
5936 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
5937 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
5938 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
5939 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
5940 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
5941 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
5942 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
5943 params.h, predict.c, predict.def, predict.h, prefix.c,
5944 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
5945 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
5946 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
5947 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
5948 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
5949 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
5950 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
5951 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
5952 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
5953 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
5954 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
5955 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
5956 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
5957 xcoffout.h: replace "GNU CC" with "GCC".
5959 2001-08-21 Richard Henderson <rth@redhat.com>
5961 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
5962 (final_scan_insn): Consider jump tables data even if we have no
5963 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
5965 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
5966 (ASM_OUTPUT_CASE_END): Remove.
5967 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
5968 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
5969 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
5971 2001-08-21 Richard Henderson <rth@redhat.com>
5973 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
5974 at barrier insns. Emit stop bits before barriers.
5976 * flow.c (flow_find_cross_jump): Don't consider unconditional
5977 return insns for commoning.
5979 * final.c (compute_alignments): Fix typo.
5981 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
5982 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
5983 (store_bit_field): Use mode_for_extraction more places.
5984 (extract_bit_field): Likewise.
5986 2001-08-21 Zack Weinberg <zackw@panix.com>
5988 * caller-save.c: Don't include insn-codes.h.
5989 (reg_save_code, reg_restore_code): Make arrays of int.
5990 All uses updated to match.
5991 (insert_save, insert_restore): No need to initialize "code"
5992 variable upon declaration.
5993 * Makefile.in: update dependencies; fix typo in clean rule.
5995 2001-08-21 Richard Henderson <rth@redhat.com>
5997 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
5998 (merge_if_block): Handle fallout from same.
6000 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6002 * builtins.c (type_to_class): Fix typo in last change.
6004 2001-08-21 Richard Henderson <rth@redhat.com>
6006 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
6007 ia64_asm_output_label.
6009 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
6010 copy of gp while the real gp register contains garbage.
6012 2001-08-21 Zack Weinberg <zackw@panix.com>
6014 * expmed.c (mode_for_extraction): New function.
6015 (store_bit_field, extract_bit_field): Use it.
6016 * expr.h: Prototype it and provide an enum for its first argument.
6018 * combine.c, function.c, recog.c: Don't include insn-codes.h.
6019 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
6020 and digging through the insn_data tables.
6021 * Makefile.in: Update dependencies.
6023 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6025 * cppfiles.c (stack_include_file): line-map.c now handles include
6027 (handle_missing_handler): Similarly.
6028 (_cpp_execute_include): Similarly.
6029 (_cpp_pop_file_buffer): Similarly.
6030 * cpphash.h (struct cpp_reader): Remove system_include_depth,
6031 buffer_stack_depth and include_depth.
6032 * cpplib.c (do_include_common): line-map.c now handles include depth.
6033 (cpp_push_buffer): Similarly.
6034 (_cpp_pop_buffer): Similarly.
6035 * cppmacro.c (builtin_macro): Update.
6036 * line-map.c (init_line_maps): Set depth.
6037 (add_line_map): Increment "used" earlier. Update and use the
6039 (trace_include): Use the include depth.
6040 * line-map.h (struct line_maps): New member depth.
6042 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6044 * cppfiles.c (stack_include_file): Don't handle -H here.
6045 * cppinit.c (cpp_start_read): Set include tracing after
6046 cpp_post_options and after stacking the main file.
6047 * line-map.c (trace_include): New.
6048 (init_line_maps, add_line_map): Update.
6049 * line-map.h (struct line_maps): New member trace_includes.
6051 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6053 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
6054 * cppfiles.c (stack_include_file): Only stack a file if there
6055 is something to do. Return a boolean indicating whether a
6056 buffer was stacked or not.
6057 (_cpp_execute_include): Similarly.
6058 (_cpp_read_file): Similarly.
6059 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
6061 2001-08-21 Sam Steingold <sds@gnu.org>
6063 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
6064 (RECACHE): keep obufp_before_macroname up to date
6066 2001-08-21 Zack Weinberg <zackw@panix.com>
6068 * stmt.c: Don't include insn-codes.h.
6069 (expand_end_case): Machine specific logic moved to expr.c.
6070 No need to worry about __builtin_classify_type.
6071 (check_for_full_enumeration_handling, emit_case_nodes):
6074 * builtins.o (expand_builtin_classify_type): Split up so code
6075 can be shared with fold_builtin_classify_type.
6076 (type_to_class, fold_builtin_classify_type): New functions.
6077 (fold_builtins): Handle __builtin_classify_type.
6079 * expr.c (do_tablejump): Now static.
6080 (case_values_threshold, try_casesi, try_tablejump): New;
6081 code mostly from stmt.c (expand_end_case).
6082 (expr.h): Update prototypes.
6084 * Makefile.in (stmt.o): Update dependencies.
6086 2001-08-21 Will Cohen <wcohen@redhat.com>
6088 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
6089 declaration of variable i.
6090 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
6091 declaration of variable i.
6093 2001-08-21 Richard Henderson <rth@redhat.com>
6095 * crtstuff.c: Fix thinko last change. Move list tails to start
6096 of CRT_END section. Tidy ifdefs.
6097 (__EH_FRAME_BEGIN__): Always static for ELF.
6098 (__do_global_ctors_1): Rename from __frame_dummy.
6099 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
6100 name change; don't hide __EH_FRAME_BEGIN__.
6102 2001-08-21 Richard Henderson <rth@redhat.com>
6104 * gdbinit.in: Move break on exit after break on fancy_abort.
6106 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
6109 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6111 * cpphash.h (_cpp_push_next_buffer): New.
6112 * cppinit.c (do_includes): Remove.
6113 (push_include, free_chain, _cpp_push_next_buffer): New.
6114 (cpp_start_read): Use them to rework command line option handling.
6115 (cpp_handle_option): Combine handling of -include and -imacros.
6116 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
6117 appropriate. Always insert missing \n at EOF.
6118 * cpplib.c (start_directive): Get the directive position right.
6119 * cppmain.c (cb_file_change): Always print the first line, unless
6122 2001-08-20 Andreas Jaeger <aj@suse.de>
6124 * profile.c (compute_branch_probabilities): Remove extra new-line
6126 * flow.c (verify_flow_info): Likewise.
6128 2001-08-20 Diego Novillo <dnovillo@redhat.com>
6130 * basic-block.h (basic_block): Add new field 'flags'.
6131 (BB_REACHABLE): Define.
6132 (expunge_block): Declare.
6133 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
6134 (EXIT_BLOCK_PTR): Ditto.
6135 (expunge_block): Remove static declaration.
6136 (cleanup_cfg): Clear bb->aux on every basic block.
6137 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
6138 computing reachability.
6139 (delete_unreachable_blocks): Delete block b if b->flags has
6142 2001-08-20 Diego Novillo <dnovillo@redhat.com>
6144 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
6146 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6148 * sparc.c (sparc_variable_issue): Fix typo in last change.
6150 2001-08-20 Richard Henderson <rth@redhat.com>
6152 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
6154 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
6156 * pa.h (RETURN_IN_MEMORY): Improve comment.
6158 2001-08-20 Janis Johnson <janis187@us.ibm.com>
6160 * doc/invoke.texi (Profiling options): Clarify the interactions
6161 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
6163 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
6165 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
6168 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6170 * gcc.c (make_relative_prefix): Allocate a sufficiently large
6173 2001-08-20 Richard Henderson <rth@redhat.com>
6175 * final.c (end_final): Fix typo last change.
6177 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
6179 * cppinit.c (init_standard_includes): The returned buffer
6180 is already malloc-ed.
6181 * gcc.c (add_prefix): Similarly.
6182 * prefix.c (translate_name): Update to support clear buffer
6184 (update_path): Similarly. Be sure to free any newly allocated
6185 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
6187 * prefix.h (update_path): Update prototype and document.
6188 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
6189 up and update to new buffer ownership rules.
6190 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
6192 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
6194 * final.c (compute_alignments): New function.
6195 (init_insn_lengths): Do not care label_align.
6196 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
6197 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
6198 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
6199 (shorted_branches): Realloc label_align array; do
6200 not call init_insn_lengths; Do not care about loop alignments.
6201 * output.h (compute_alignments): Declare.
6202 * toplev.c (rest_of_compilation): Call compute_alignments.
6203 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
6205 * predict.c (block_info_def): Add npredecesors, remove nvisited;
6206 change visited to tovisit.
6207 (propagate_freq): Use faster traversing algorithm.
6208 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
6209 to tovisit; reverse meaning.
6211 * predict.c (struct block_info_def): Remove nvisited.
6212 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
6213 (estimate_bb_frequencies): Call mark_dfs_back_edges.
6215 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
6217 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
6218 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
6219 (TARGET_FUSED_MADD): New.
6220 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
6221 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
6222 the multiply-add instructions.
6224 2001-08-19 Richard Henderson <rth@redhat.com>
6226 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
6227 is aligned to pointer size.
6229 2001-08-19 Richard Henderson <rth@redhat.com>
6231 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
6232 display markers during final schedule.
6234 2001-08-19 Richard Henderson <rth@redhat.com>
6236 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
6238 2001-08-19 Richard Henderson <rth@redhat.com>
6240 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
6242 (ASM_NAME_TO_STRING): Remove.
6243 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
6244 in the same string. Remove support for expressions.
6246 2001-08-19 Richard Henderson <rth@redhat.com>
6248 * config/i386/i386.md (tablejump): Make an expander; handle
6249 pic relative addressing here.
6250 (tablejump_1): Rename from tablejump_pic.
6253 2001-08-19 Richard Henderson <rth@redhat.com>
6255 * regclass.c (fix_register): Fix typo.
6257 2001-08-18 Richard Henderson <rth@redhat.com>
6259 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
6260 (struct _Unwind_Context): Expand br_loc to hold it.
6261 (uw_frame_state_for): Handle leaf functions better.
6262 (uw_update_reg_address): Update for br_loc change.
6264 2001-08-18 Richard Henderson <rth@redhat.com>
6266 * crtstuff.c: Move list heads before code that uses them.
6267 (__JCR_LIST__): Remove initial null.
6268 (frame_dummy, __frame_dummy): Do java registration here ...
6269 (__do_global_ctors_aux): ... not here.
6271 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
6272 (__do_global_dtors_aux): Update to match.
6273 (__JCR_LIST__, __do_jv_register_classes): New.
6275 * config/ia64/crtend.asm (__JCR_END__): New.
6276 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
6277 instead of an indirect LTOFF22 reloc.
6279 2001-08-18 Richard Henderson <rth@redhat.com>
6281 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
6282 * regclass.c (init_reg_sets_1): Fix typo.
6283 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
6284 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
6285 (ia64_compute_frame_size): Make ar.unat live when in use.
6286 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
6287 for ar.pfs; remove ar.unat handling.
6288 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
6290 (PREDICATE_CODES): Add ar_pfs_reg_operand.
6291 * config/ia64/ia64-protos.h: Update decls.
6292 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
6293 (sibcall_pic): Likewise.
6295 2001-08-18 Richard Henderson <rth@redhat.com>
6297 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
6298 pred_rel_mutex when searching for insn_group_barrier.
6299 * config/ia64/ia64.md (cycle_display): Combine the expander
6302 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
6303 bit before asm as needed.
6305 2001-08-18 Richard Henderson <rth@redhat.com>
6307 * timevar.def (TV_MACH_DEP): New.
6308 * toplev.c (rest_of_compilation): Use it.
6309 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
6311 2001-08-18 Zack Weinberg <zackw@panix.com>
6313 * unwind-dw2.c (execute_stack_op): Add default aborts to
6314 the inner switches to prevent warnings.
6316 2001-08-18 Richard Henderson <rth@redhat.com>
6318 * timevar.h (struct timevar_time_def): Change element type to float.
6319 (ticks_to_msec, clocks_to_msec): Likewise.
6320 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
6321 (get_time): Likewise.
6322 (timevar_print): Adjust zero check and printing to match.
6324 2001-08-18 Zack Weinberg <zackw@panix.com>
6326 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
6327 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
6328 Eliminate overfull or underfull hboxes.
6330 2001-08-18 Zack Weinberg <zackw@panix.com>
6332 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6334 2001-08-18 Zack Weinberg <zackw@panix.com>
6336 * haifa-sched.c: Convert to target hooks. Macros replaced
6337 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
6338 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
6339 MD_SCHED_FINISH, and HAVE_cycle_display.
6340 * target-def.h (TARGET_SCHED_ADJUST_COST,
6341 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
6342 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
6343 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
6344 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
6345 New hook #defines to be overridden.
6346 (TARGET_SCHED): Bring them all together.
6347 (TARGET_INITIALIZER): Update.
6348 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
6349 instead of 'struct rtx_def *' throughout.
6350 (struct sched): New set of hooks for the scheduler.
6351 * Makefile.in (haifa-sched.o): Depend on target.h.
6352 * doc/tm.texi: Document the new scheduler hooks, together in
6353 their own section, instead of scattered around.
6354 Fix a bunch of underfull/overfull hboxes.
6356 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
6357 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
6358 sparc.h: Don't define any of the old scheduler macros.
6360 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
6361 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
6362 sparc.c: Create hook functions from code extracted from
6363 corresponding target header, or make existing hooks static, as
6364 appropriate. Set the appropriate entries in targetm.
6366 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
6367 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
6368 rs6000-protos.h, s390-protos.h, sparc-protos.h:
6369 Remove prototypes for functions which are now static.
6371 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
6372 related gunk; the Haifa scheduler is now the only choice.
6374 2001-08-18 Zack Weinberg <zackw@panix.com>
6376 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
6377 * genopinit.c: Put floating point divide insns in sdiv_optab.
6378 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
6379 * config/gofast.h, config/c4x/c4x.h,
6380 config/ia64/hpux_longdouble.h, config/mips/mips.h,
6381 config/pa/long_double.h, config/rs6000/sysv4.h,
6382 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
6383 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
6384 (init_optabs): Use init_optabv for overflow-trapping optabs.
6385 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
6386 cmp_optab RTX codes so have_insn_for can find them.
6388 * optabs.c (expand_simple_binop, expand_simple_unop,
6389 have_insn_for, gen_sub3_insn): New interfaces.
6390 * expr.h: Prototype new functions.
6391 (enum optab_methods): Move here from optabs.h.
6393 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
6394 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
6395 Use new functions instead of working directly with optabs.
6396 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
6397 unroll.c: Don't include optabs.h.
6398 * caller-save.c, combine.c, function.c, stmt.c: Just include
6399 insn-codes.h, not optabs.h.
6400 * Makefile.in: Update dependencies.
6402 * combine.c (make_compound_operation, simplify_comparison):
6403 Fix typos testing for this or that instruction.
6405 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6407 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
6408 generating libgcc.a.
6410 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6412 * except.c (TYPE_HASH): Delete.
6414 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
6417 * tree.c (TYPE_HASH): Delete.
6419 * tree.h (TYPE_HASH): Define.
6421 2001-08-18 Graham Stott <grahams@redhat.com>
6423 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
6425 (adddi3_internal_2+2): Likewise.
6426 (eh_set_lr_di+1): Likewise.
6428 2001-08-17 Richard Henderson <rth@redhat.com>
6430 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
6431 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
6432 * dwarf2asm.c: ... here.
6433 * dwarfout.c: Remove them.
6435 * varasm.c (assemble_integer): Add align parameter.
6436 (assemble_real, output_constant, output_constructor): Likewise.
6437 * output.h: Update decls.
6438 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
6439 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
6440 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
6441 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
6442 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
6445 * final.c (end_final): Abort profile block generation if we
6446 havn't layed it out properly.
6447 * output.h (assemble_eh_integer): Remove stale decl.
6448 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
6450 (assemble_integer): Handle unaligned data.
6451 (assemble_real): Abort on unaligned data.
6452 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
6454 (default_dtor_section_asm_out_destructor): Use assemble_align.
6455 (default_named_section_asm_out_constructor): Likewise.
6456 (default_ctor_section_asm_out_constructor): Likewise.
6457 * config/darwin.c (machopic_asm_out_constructor): Likewise.
6458 (machopic_asm_out_destructor): Likewise.
6459 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
6460 (nextstep_asm_out_destructor): Likewise.
6461 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
6462 (vms_asm_out_destructor): Likewise.
6464 2001-08-17 Richard Henderson <rth@redhat.com>
6466 * config/mips/iris6.h (TARGET_IRIX6): New.
6467 (current_section_name, current_section_flags): New.
6468 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
6469 (MAX_OFILE_ALIGNMENT): New.
6470 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
6471 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
6472 (copy_file_data): Split out from
6473 (mips_asm_file_end): ... here.
6474 (mips_asm_file_start): Remove extra .section directive. Use
6475 tmpfile instead of mips_make_temp_file.
6476 (mips_unique_section): Use const char * as needed for warnings.
6477 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
6478 re-add align parameter.
6479 (iris6_asm_named_section): New.
6480 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
6481 (iris6_asm_output_align, iris6_section_align_1): New.
6482 (iris6_asm_file_start, iris6_asm_file_end): New.
6483 * config/mips/mips-protos.h: Update decls.
6485 2001-08-17 Janis Johnson <janis187@us.ibm.com>
6487 * doc/install.texi (Install GCC): Add links to build status pages.
6489 (Final install): Ditto; request updates for specific info
6491 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
6493 * cpperror.c (print_location): Don't take a file name; use the
6495 (_cpp_begin_message): Similarly.
6496 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
6497 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
6498 (cpp_pedwarn_with_file_and_line): Remove.
6499 * cppfiles.c (stack_include_file): Update; set filename to stdin
6500 here when appropriate.
6501 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
6502 (_cpp_begin_message): Don't take a file name.
6503 * cppinit.c: Add comment.
6504 * cpplex.c: Fix end-of-directive indicator.
6505 * cpplib.c: Don't include intl.h.
6506 (run_directive, do_diagnostic): Update.
6507 (do_line): Update to not use nominal_fname.
6508 (cpp_push_buffer): Don't take a filename.
6509 * cpplib.h (struct ht): Remove.
6510 (cpp_push_buffer): Don't take a filename.
6511 (cpp_pedwarn_with_file_and_line): Remove.
6512 * cppmacro.c (struct cpp_macro): Remove file.
6513 (builtin_macro): Update.
6514 (_cpp_create_definition): Update.
6515 * cppmain.c: Correct comment.
6516 * fix-header.c (read_scan_file): Update.
6518 2001-08-17 Kazu Hirata <kazu@hxi.com>
6520 * sbitmap.c: Fix comment formatting.
6521 * sched-deps.c: Likewise.
6522 * sibcall.c: Likewise.
6523 * simplify-rtx.c: Likewise.
6525 * ssa-ccp.c: Likewise.
6526 * stor-layout.c: Likewise.
6527 * timevar.c: Likewise.
6528 * toplev.c: Likewise.
6529 * unwind-dw2.c: Likewise.
6530 * unwind-dw2-fde.c: Likewise.
6531 * varasm.c: Likewise.
6533 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
6535 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
6536 or larger than an integer in memory.
6538 2001-08-17 Zack Weinberg <zackw@panix.com>
6540 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
6541 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
6542 * rtl.h: Don't forward-declare union tree_node here. Don't
6543 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
6544 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
6545 and tree respectively.
6546 * tree.h: Don't forward-declare struct rtx_def here. Don't
6547 typedef tree here. Change all uses of struct rtx_def *,
6548 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
6549 and tree respectively.
6551 2001-08-17 Richard Henderson <rth@redhat.com>
6553 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
6554 config/mips/openbsd.h: Fix typos last change.
6556 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6558 * doc/invoke.texi (Optimize Options): The default for
6559 -finline-limit is 600.
6561 2001-08-17 Richard Henderson <rth@redhat.com>
6563 * varasm.c (text_section): Allow TEXT_SECTION to override the
6564 printing of TEXT_SECTION_ASM_OP.
6565 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
6566 (DATA_SECTION, BSS_SECTION): Remove.
6567 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
6568 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
6569 Rename from s/_NAME//.
6570 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
6571 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
6572 (TEXT_SECTION): ... here. New.
6573 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
6574 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
6575 * config/mips/openbsd.h: Likewise.
6576 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
6577 (mips_asm_file_end): Likewise test.
6578 (mips_output_function_epilogue): Likewise. Switch back to data
6579 section after emitting the function.
6581 * doc/tm.texi (Sections): Document TEXT_SECTION.
6583 2001-08-17 Richard Henderson <rth@redhat.com>
6585 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
6586 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
6588 2001-08-17 Richard Henderson <rth@redhat.com>
6590 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
6591 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
6592 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
6593 Add aligned attribute.
6595 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
6597 * config/sh/sh.md: Add modes to unspecs in first insn to match
6598 those in the second.
6600 * Makefile.in: Fix collect2 copy for Cygwin.
6602 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
6604 Install the proper patch.
6605 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
6606 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
6607 (expand_function_start): Likewise.
6608 * stmt.c (expand_decl): Likewise.
6609 * varasm.c (make_decl_rtx): Likewise.
6611 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6613 * final.c: Undo my previous accidental checkin.
6614 * output.h: Likewise.
6615 * tm.texi: Likewise.
6617 2001-08-16 Richard Henderson <rth@redhat.com>
6619 * varasm.c (named_section_flags): Remove align parameter.
6620 * varasm.c, dwarf2out.c: Update all callers.
6621 * output.h: Update prototypes.
6623 * target.h (target.asm_out.named_section): Remove align parameter.
6624 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
6625 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
6626 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
6627 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
6628 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
6630 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
6631 (get_named_section_flags, set_named_section_flags): New.
6632 (named_section_flags): Use them.
6633 (named_section): Do decl vs section flags check here...
6634 (default_section_type_flags): ... not here.
6635 (init_varasm_once): Create in_named_htab.
6636 (resolve_unique_section): Mark reloc unused.
6638 2001-08-16 Richard Henderson <rth@redhat.com>
6640 * varasm.c (force_const_mem): Keep pool alignment in bits.
6641 (output_constant_pool): Use assemble_align.
6643 2001-08-16 Zack Weinberg <zackw@panix.com>
6645 * doc/tm.texi: Remove extra @table command.
6647 2001-08-16 Zack Weinberg <zackw@panix.com>
6649 * final.c (shorten_branches): Clear the end of the label_align
6650 array only if we made it larger. Break up messy expressions
6653 * diagnostic.c (internal_error): Check for error recursion
6654 before doing ICE suppression.
6656 * timevar.c: Timing variables now count in milliseconds.
6657 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
6658 (get_time): Not here.
6659 (timevar_print): Don't print any timer whose user, cpu, and
6660 wall times are all zero as displayed.
6661 * timevar.h: Update comment aboout units. Make timevar
6664 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
6666 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
6667 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
6668 (expand_function_start): Likewise.
6669 * stmt.c (expand_decl): Likewise.
6670 * varasm.c (make_decl_rtx): Likewise.
6672 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
6674 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
6675 (finalize_record_size): Don't set TYPE_USER_ALIGN.
6677 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6679 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
6682 2001-08-16 Andreas Jaeger <aj@suse.de>
6684 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
6687 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
6689 * rtl.h (only_sets_cc0_p): New prototype.
6690 * jump.c (sets_cc0_p): Handle INSN.
6691 (only_sets_cc0_p): New function.
6692 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
6693 (tidy_fallthru_edge): Likewise.
6694 * integrate.c (copy_insn_list): Likewise.
6695 * unroll.c (unroll_loop): Likewise.
6696 (copy_loop_body): Likewise.
6698 2001-08-15 Jason Eckhardt <jle@redhat.com>
6700 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
6702 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
6704 * predict.c (struct block_info_def): Remove nvisited.
6705 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
6706 (estimate_bb_frequencies): Call mark_dfs_back_edges.
6708 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
6709 (ix86_adjust_cost): Teach scheduler that latency to load operand can
6712 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
6714 * predict.def: Update hitrates.
6716 2001-08-15 Richard Henderson <rth@redhat.com>
6718 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
6720 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
6722 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
6723 note from its associated jump.
6725 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
6727 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
6728 also on 64-bit s390x targets.
6730 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
6732 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
6734 (arm_expand_prologue): Handled nested functions which take a
6735 variable argument list.
6736 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
6737 macro with an invocation of
6738 arm_compute_initial_elimination_offset.
6739 * config/arm/arm-protos.h: Prototype
6740 arm_compute_initial_elimination_offset.
6742 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6744 * doc/install.texi (Specific, avr): Fix markup.
6745 (Specific, c4x): Ditto.
6747 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6749 * predict.c (dump_prediction): Change `bool' parameter to `int'.
6751 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
6753 * Makefile.in (OBJS): Add rtl-error.o
6754 (rtl-error.o): New rule.
6755 (diagnostic.o): Adjust dependency.
6756 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
6757 error_for_asm, _fatal_insn, _fatal_insn_not_found,
6758 warning_for_asm): Move to...
6759 rtl-error.c: ...here. New file.
6761 2001-08-14 Richard Henderson <rth@redhat.com>
6763 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
6764 if USING_SJLJ_EXCEPTIONS.
6766 2001-08-14 Steve Ellcey <sje@cup.hp.com>
6768 * tlink.c (scan_linker_output): Check string for unsatisfied in
6769 addition to undefined and unresolved.
6771 2001-08-14 Graham Stott <grahams@redhat.com>
6773 * libgcc2.c (*): Replace EH_FRAME_SECTION with
6774 EH_FRAME_SECTION_NAME.
6776 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
6778 * genattrtab.c (simplify_test_exp_in_temp): New function.
6779 (simplify_test_exp): Avoid explicit use of temporary obstack.
6780 (simplify_cond, insert_right_side, evaluate_eq_attr,
6781 simplify_and_tree, simplify_or_tree, eliminate_known_true):
6782 Use simplify_test_exp_in_temp.
6783 (optimize_attrs): Iterate until expression stabilizes.
6785 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
6787 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
6788 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
6790 2001-08-13 Richard Henderson <rth@redhat.com>
6792 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
6793 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
6794 * config/arm/conix-elf.h: Likewise.
6796 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
6798 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
6800 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
6802 * gcse.c (hash_scan_set): Expressions that are set as part of
6803 jump instructions are not available.
6805 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
6807 * config/s390/s390.c (print_operand, s390_function_prologue,
6808 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
6810 2001-08-13 Richard Henderson <rth@redhat.com>
6812 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
6813 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
6814 * doc/tm.texi (Exception Region Output): Document it.
6816 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
6818 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
6819 DWARF2 instead of stabs by default.
6821 2001-08-13 David Edelsohn <edelsohn@gnu.org>
6823 * config/rs6000/rs6000.c: Include optabs.h.
6825 2001-08-13 David Edelsohn <edelsohn@gnu.org>
6827 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
6828 save/restore routines.
6829 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
6831 2001-08-13 Andreas Jaeger <aj@suse.de>
6833 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
6834 the english is correct.
6836 2001-08-13 Zack Weinberg <zackw@panix.com>
6838 * expr.h: Split out optab- and libfunc-related code to...
6839 * optabs.h, libfuncs.h: ... these new headers.
6841 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
6843 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
6845 * mkconfig.sh: Don't include insn-codes.h from config.h.
6847 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
6848 enum insn_code is available. Move reload_in_optab and
6849 reload_out_optab array declarations to optabs.h.
6850 * regmove.c (gen_add3_insn): Move to optabs.c, export from
6851 there, prototype in expr.h.
6852 * gencodes.c: Cleanup: zap global variables, don't use
6853 printf where puts will do, don't bother defining MAX_INSN_CODE
6854 which nothing uses, let CODE_FOR_nothing get its value implicitly.
6856 * genemit.c, genopinit.c: Include optabs.h in generated file.
6857 * genoutput.c: Include insn-codes.h in generated file.
6858 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
6859 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
6860 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
6861 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
6862 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
6863 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
6865 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
6866 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
6867 config/m88k/m88k.c, config/sparc/sparc.c:
6869 * reload.c: Include expr.h and optabs.h before reload.h.
6870 * config/alpha/alpha.c: Include tree.h before reload.h.
6871 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
6872 and reload.h in that order.
6873 * config/sparc/sparc.c: Include debug.h.
6874 * recog.c: Include insn-codes.h.
6876 2001-08-13 Andreas Jaeger <aj@suse.de>
6878 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
6881 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
6883 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
6884 * gcc.c (init_spec): Fix typo in comment.
6885 * varasm.c (data_section): Fix typo in comment.
6887 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
6889 * predict.c (dump_prediction): New argument "USED".
6890 (combine_predictions_for_insn): Determine the used heuristics,
6891 output the case no heuristic applied.
6892 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
6894 2001-08-13 Andreas Jaeger <aj@suse.de>
6896 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
6899 2001-08-13 Kazu Hirata <kazu@hxi.com>
6901 * jump.c: Fix formatting.
6903 2001-08-13 Kazu Hirata <kazu@hxi.com>
6905 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
6908 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
6910 * loop.c (check_dbra_loop): Use condjump_label to compute
6913 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
6914 to better document the files they're in.
6916 2001-08-12 Zack Weinberg <zackw@panix.com>
6918 * recog.h (struct insn_operand_data): Shrink 'mode' field
6921 2001-08-12 Kazu Hirata <kazu@hxi.com>
6923 * gcc.c: Fix comment formatting.
6924 * gccspec.c: Likewise.
6927 * genemit.c: Likewise.
6928 * gengenrtl.c: Likewise.
6929 * genrecog.c: Likewise.
6930 * gensupport.c: Likewise.
6931 * ggc-page.c: Likewise.
6932 * global.c: Likewise.
6933 * graph.c: Likewise.
6934 * ifcvt.c: Likewise.
6935 * integrate.c: Likewise.
6937 * libgcc2.c: Likewise.
6939 * mbchar.c: Likewise.
6940 * optabs.c: Likewise.
6941 * predict.c: Likewise.
6942 * prefix.c: Likewise.
6943 * profile.c: Likewise.
6944 * protoize.c: Likewise.
6946 * recog.c: Likewise.
6947 * regclass.c: Likewise.
6948 * regmove.c: Likewise.
6949 * reg-stack.c: Likewise.
6950 * reload1.c: Likewise.
6951 * resource.c: Likewise.
6952 * rtlanal.c: Likewise.
6955 2001-08-12 Kazu Hirata <kazu@hxi.com>
6957 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
6958 a tree representing a constant is passed to the macro.
6960 2001-08-12 Richard Henderson <rth@redhat.com>
6962 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
6963 (rs6000_elf_asm_out_destructor): New.
6964 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
6965 (DTORS_SECTION_ASM_OP): Remove.
6966 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6967 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
6969 2001-08-12 David Edelsohn <edelsohn@gnu.org>
6972 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6973 * gcc.c (set_collect_gcc_options): New function, split out from
6975 Ignore elided switches.
6976 (do_spec_1): Invoke before executing command.
6977 (set_input): Export.
6978 Move declaration ...
6979 * gcc.h (set_input): ... here.
6980 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
6983 2001-08-12 Richard Henderson <rth@redhat.com>
6985 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
6986 thinko wrt TARGET_RELOCATABLE.
6988 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
6990 * fix-header.c (cb_file_change): Update prototype.
6992 2001-08-11 Zack Weinberg <zackw@panix.com>
6994 * toplev.c (set_float_handler): Make static.
6995 * toplev.h: Don't prototype set_float_handler.
6997 * simplify-rtx.c: Don't include setjmp.h.
6998 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
7000 (simplify_unary_operation, simplify_binary_operation): Use them,
7001 via do_float_handler.
7003 * fold-const.c: Don't include setjmp.h.
7004 (exact_real_inverse_1): New function.
7005 (exact_real_inverse): Use it, via do_float_handler.
7007 * varasm.c: Don't include setjmp.h.
7008 (assemble_real_1): New function.
7009 (assemble_real): Use it, via do_float_handler.
7010 Call internal_error if we get a trap here.
7012 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
7013 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
7015 2001-08-11 Zack Weinberg <zackw@panix.com>
7017 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
7018 STACK_BOUNDARY if not already defined.
7020 * calls.c, function.c, reload1.c, explow.c: Don't default
7021 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
7022 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
7024 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
7027 * doc/tm.texi: Document that STACK_BOUNDARY is required;
7028 clarify difference between it and PREFERRED_STACK_BOUNDARY.
7030 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7032 * cppmacro.c (enter_macro_context): Push macro expansions even
7035 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7037 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
7038 (rs6000_elf_section_type_flags): Actually return a value.
7040 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
7042 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
7043 Clean up code: add missing comments and prototypes, fix warnings,
7044 remove obsolete code, fix spacing to conform to coding style.
7046 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
7048 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
7049 and TARGET_ASM_CLOSE_PAREN.
7050 (regclass_map): CC register belongs to class NO_REGS.
7051 (legitimize_pic_address): Don't generate unnecessary moves
7052 (to avoid confusing loop optimization).
7053 (check_and_change_labels): Replace jump_long by indirect_jump.
7054 (s390_final_chunkify): Don't start a new literal pool on section
7055 switch in 64-bit code.
7056 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
7058 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
7059 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
7060 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
7062 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
7063 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
7064 (CONST_COSTS): Fixed incorrect costs.
7066 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
7067 Use emit_jump instead of emit_jump_insn (gen_jump).
7068 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
7069 (to avoid confusing flow analysis).
7070 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
7071 (casesi, casesi_jump): New.
7072 (jump_long): Removed. Functionality merged into indirect_jump.
7073 (indirect_jump): Accept address_operand, not just register_operand.
7074 (cjump_long, icjump_long): Use same logic as indirect_jump.
7075 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
7076 Fixed broken setjmp/longjmp handling.
7077 (do_builtin_setjmp_setup): Removed.
7079 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
7080 broken GNU as versions that don't accept .quad with large
7081 negative values. Use hexadecimal output instead.
7082 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
7083 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
7084 FUNCTION_EPILOGUE): Removed. Now in targetm.
7086 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
7088 * config/s390/fixdfdi.h: Add missing copyright statement.
7089 Fix type conflicts on 64-bit. Add missing SFmode routines.
7091 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
7094 2001-08-11 Richard Henderson <rth@redhat.com>
7096 * rtl.h (REG_EH_RETHROW): Remove.
7097 * rtl.c (reg_note_name): Update.
7098 * combine.c (distribute_notes): Don't check for it.
7100 2001-08-11 Richard Henderson <rth@redhat.com>
7102 * combine.c (distribute_notes): Place REG_SETJMP.
7104 2001-08-11 Richard Henderson <rth@redhat.com>
7106 * doc/extend.texi (Arrays and pointers implementation): Discourage
7107 relying on sign-extension of pointers.
7109 2001-08-11 H.J. Lu <hjl@gnu.org>
7111 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
7113 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
7114 RDATA_SECTION_ASM_OP.
7116 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7118 * doc/install.texi (Specific, c4x): Fix cross-reference to the
7119 main manual to work both for info and HTML versions.
7121 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7122 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7124 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
7125 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
7126 (struct cpp_pool): New member first.
7127 * cppinit.c (append_include_chain): Plug memory leaks.
7128 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
7129 Allocate pragma structures from the (aligned) macro pool to
7130 avoid leaking memory.
7131 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
7132 so we don't leak memory.
7133 * hashtable.c (ht_destroy): New.
7134 * hashtable.h (ht_destroy): New.
7136 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7137 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7139 * c-lex.c (map): Make const.
7140 (cb_file_change): Update for callback passing a line map.
7141 Don't assume we have a previous map. Remove sanity check
7142 about popping too many files.
7143 * cpperror.c (print_location): Make map const.
7144 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
7145 (cpp_make_system_header): Similarly.
7146 (search_from): Similarly.
7147 (_cpp_execute_include): Don't remember where we came from.
7148 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
7149 (struct cpp_reader): Make map const.
7150 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
7151 * cpplib.c (do_line): Update; line maps now hold sysp.
7152 (cpp_push_buffer): Similarly.
7153 (_cpp_do_file_change): Similarly; callback with map instead.
7154 (cpp_get_line_maps): Constify return value.
7155 (_cpp_pop_buffer): Update.
7156 * cpplib.h (struct cpp_file_change): Remove.
7157 (struct cpp_callbacks): Update.
7158 (cpp_get_line_maps): Constify return value.
7159 * cppmacro.c (_cpp_create_definition): Update.
7160 * cppmain.c (struct printer): Constify map.
7161 (maybe_print_line): Similarly.
7162 (print_line): Similarly. Deduce flags 1 and 2 here.
7163 (cb_file_change): Update.
7164 * line-map.c (free_line_maps): Warn regardless.
7165 (add_line_map): Return pointer to const. When passed NULL to_file
7166 with LC_LEAVE, use the obvious values for the return point so the
7167 caller doesn't have to figure them out.
7168 (lookup_line): Return pointer to const.
7169 (print_containing_files): Take pointer to const.
7170 * line-map.h (struct line_map): New members reason, sysp.
7171 (add_line_map): Return pointer to const.
7172 (lookup_line): Similarly.
7173 (print_containing_files): Take pointer to const.
7175 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
7176 Richard Henderson <rth@redhat.com>
7178 * regmove.c (regmove_optimize): Avoid setting a register twice in
7181 2001-08-10 Richard Henderson <rth@redhat.com>
7183 * doc/extend.texi (Arrays and pointers implementation): Document
7184 behavior of pointer/integer conversion.
7186 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
7188 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
7190 2001-08-10 Richard Henderson <rth@redhat.com>
7192 * doc/extend.texi (C Implementation): New chapter.
7193 * doc/gcc.texi (Top): Link it in.
7195 2001-08-10 Andrew Cagney <ac131313@redhat.com>
7197 * doc/install.texi (Specific): Fix CVS merge botch.
7199 2001-08-10 Richard Henderson <rth@redhat.com>
7201 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
7202 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
7204 2001-08-10 Zack Weinberg <zackw@stanford.edu>
7206 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
7207 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
7208 this macro is now required.
7210 * cselib.c (cselib_process_insn), flow.c (propagate_block),
7211 loop.c (find_and_verify_loops), reload.c (reload): Check
7212 for rtx code of CALL_INSN, not CALL, when deciding if we
7213 need to check for REG_SETJMP note.
7215 * gcse.c (compute_hash_table, compute_store_table): Update
7216 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
7219 * config/avr/avr.c: Fix typo.
7220 * config/convex/convex.c (expand_movstr): Use adjust_address.
7221 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
7223 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
7224 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
7226 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
7227 Do define STACK_BOUNDARY.
7228 * config/i370/i370.c: Include expr.h.
7229 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
7230 config/pa/som.h, config/v850/v850.h: Take in_ctors and
7231 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
7232 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
7233 * config/m88k/m88k.c: Include c-tree.h after expr.h.
7234 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
7235 * config/romp/romp.c: Include expr.h after tree.h.
7237 (output_fpop): Use xmalloc, not oballoc.
7238 * config/we32k/we32k.c: Include expr.h.
7240 2001-08-10 Kazu Hirata <kazu@hxi.com>
7242 * config/h8300/h8300.h: Fix formatting.
7244 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
7246 * c-common.h (RETURN_NULLIFIED_P): Lose.
7247 * c-semantics.c (genrtl_return_stmt): Don't check it.
7249 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7251 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
7252 (mips_annotate_frame_insn): New function.
7253 (mips_emit_frame_related_store): New function.
7254 (save_restore_insns): Don't mark instructions that set up the base
7255 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
7256 the store instructions instead.
7257 (mips_expand_prologue): If the stack size is moved into a temporary
7258 register, do not mark that move as frame-related. Add a
7259 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
7261 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7263 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
7264 stack slot as unchanging if current_function_calls_eh_return.
7266 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7268 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
7269 access the second half of the TFmode scratch operand.
7271 2001-08-10 Anthony Green <green@redhat.com>
7273 * java/class.c (emit_register_classes): Conditionalize code on
7276 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7278 * doc/install.texi (Specific, avr): Fix cross-reference to the
7279 main manual to work both for info and HTML versions.
7281 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7283 * stmt.c (expand_null_return_1): Remove code to generate simple returns
7284 and "use_goto" argument.
7285 (expand_null_return, expand_value_return): Update all callers.
7286 * function.c (expand_function_end): Remove code to generate simple
7288 * config/vax/vax.md (epilogue): New expander for function return.
7289 * doc/md.texi (epilogue): Remove "if defined".
7291 2001-08-09 Zack Weinberg <zackw@stanford.edu>
7293 * Makefile.in: Partially revert my previous change:
7294 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
7295 of the hashtab.o and safe-ctype.o rules.
7297 2001-08-09 Richard Henderson <rth@redhat.com>
7299 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
7300 (USE_COLLECT2): Remove duplicate definition.
7301 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
7302 (use_collect2): Remove dead code.
7303 * configure.in (use_collect2): Remove will_use_collect2 and
7304 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
7305 * configure: Rebuild.
7307 * target.h (targetm.asm_out.constructor): New.
7308 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
7309 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
7310 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
7311 * varasm.c (in_ctors, in_dtors): New.
7312 (assemble_constructor, assemble_destructor): Remove.
7313 (default_stabs_asm_out_destructor): New.
7314 (default_named_section_asm_out_destructor): New.
7315 (dtors_section, default_dtor_section_asm_out_destructor): New.
7316 (default_stabs_asm_out_constructor): New.
7317 (default_named_section_asm_out_constructor): New.
7318 (ctors_section, default_ctor_section_asm_out_constructor): New.
7319 * output.h: Update declarations.
7320 * c-decl.c (c_expand_body): Use target hooks instead of
7321 assemble_constructor and assemble_destructor.
7322 * profile.c (output_func_start_profiler): Likewise.
7323 * objc/objc-act.c (finish_objc): Likewise.
7324 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
7325 for the constructor.
7326 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
7328 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
7329 (DTORS_SECTION_ASM_OP): Likewise.
7330 (__CTOR_LIST__): Use attribute section when possible.
7331 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
7333 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
7334 ASM_OUTPUT_CONSTRUCTOR.
7336 * config/darwin.c (machopic_asm_out_constructor): New.
7337 (machopic_asm_out_destructor): New.
7338 * config/darwin-protos.h: Update declarations.
7339 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7340 (ASM_OUTPUT_DESTRUCTOR): Remove.
7341 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7342 * config/nextstep.c (nextstep_asm_out_constructor): New.
7343 (nextstep_asm_out_destructor): New.
7344 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7345 (ASM_OUTPUT_DESTRUCTOR): Remove.
7346 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7347 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
7348 ASM_OUTPUT_*STRUCTOR.
7349 * config/i386/aix386ng.h: Likewise.
7351 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
7352 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
7353 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
7354 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7355 * config/lynx.h: Likewise.
7356 * config/netware.h: Likewise.
7357 * config/psos.h: Likewise.
7358 * config/alpha/alpha-interix.h: Likewise.
7359 * config/alpha/elf.h: Likewise.
7360 * config/arc/arc.h: Likewise.
7361 * config/arm/aof.h: Likewise.
7362 * config/arm/coff.h: Likewise.
7363 * config/arm/elf.h: Likewise.
7364 * config/c4x/c4x.h: Likewise.
7365 * config/h8300/h8300.h: Likewise.
7366 * config/i386/cygwin.h: Likewise.
7367 * config/i386/djgpp.h: Likewise.
7368 * config/i386/i386-coff.h: Likewise.
7369 * config/i386/i386-interix.h: Likewise.
7370 * config/i386/sco5.h: Likewise.
7371 * config/i386/vsta.h: Likewise.
7372 * config/i386/win32.h: Likewise.
7373 * config/i960/i960-coff.h: Likewise.
7374 * config/ia64/sysv4.h: Likewise.
7375 * config/m68hc11/m68hc11.h: Likewise.
7376 * config/m68k/coff.h: Likewise.
7377 * config/m68k/mot3300.h: Likewise.
7378 * config/m88k/m88k.h: Likewise.
7379 * config/mcore/mcore-pe.h: Likewise.
7380 * config/mcore/mcore.h: Likewise.
7381 * config/mips/elf.h: Likewise.
7382 * config/mips/elf64.h: Likewise.
7383 * config/mips/iris6.h: Likewise.
7384 * config/pa/pa64-hpux.h: Likewise.
7385 * config/rs6000/sysv4.h: Likewise.
7386 * config/sh/sh.h: Likewise.
7387 * config/sparc/litecoff.h: Likewise.
7389 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
7390 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
7391 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7392 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7393 (ASM_OUTPUT_DESTRUCTOR): Remove.
7394 * config/a29k/a29k.c: Move include of tree.h.
7395 * config/a29k/udi.h: Delete file.
7396 * config/alpha/alpha.c (vms_asm_out_constructor): New.
7397 (vms_asm_out_destructor): New.
7398 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
7399 (EXTRA_SECTION_FUNCTIONS): Likewise.
7400 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7401 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7402 * config/c4x/c4x.c: Move include of tree.h.
7403 * config/clipper/clipper.c (clix_asm_out_constructor): New.
7404 (clix_asm_out_destructor): New.
7405 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7406 (ASM_OUTPUT_DESTRUCTOR): Remove.
7407 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7408 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7409 (TARGET_ASM_CONSTRUCTOR): New.
7410 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
7411 (sco_asm_out_constructor): New.
7412 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
7413 * config/i386/svr3gas.h: Remove stack grows up code.
7414 Remove code duplicated from i386/sysv3.h.
7415 (TARGET_ASM_CONSTRUCTOR): New.
7416 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7417 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
7418 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7419 (TARGET_ASM_CONSTRUCTOR): New.
7420 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
7421 (m68hc11_asm_out_destructor): New.
7422 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
7423 (TARGET_ASM_DESTRUCTOR): New.
7424 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
7425 * config/m68k/dpx2.h: Properly undef all the bits inherited from
7426 config/svr3.h pertaining to section manipulation.
7427 * config/m68k/dpx2g.h: Remove #if 0 code.
7428 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
7429 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
7430 (ASM_OUTPUT_CONSTRUCTOR): Remove.
7431 (TARGET_ASM_CONSTRUCTOR): New.
7432 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
7433 (m88k_svr3_asm_out_constructor): New.
7434 (m88k_svr3_asm_out_destructor): New.
7435 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7436 (ASM_OUTPUT_DESTRUCTOR): Remove.
7437 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7438 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
7439 * config/rs6000/aix.h: Likewise.
7440 * config/mips/rtems64.h: Don't undef removed constructor related bits.
7441 * config/mips/vxworks.h: Likewise.
7442 * config/rs6000/lynx.h: Likewise.
7443 * config/sh/elf.h: Likewise.
7444 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
7445 (DTORS_SECTION_ASM_OP): New.
7446 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7447 (ASM_OUTPUT_DESTRUCTOR): Remove.
7448 * config/sparc/sol2-sld-64.h: Likewise.
7449 * config/vax/vax.c (vms_asm_out_constructor): New.
7450 (vms_asm_out_destructor): New.
7451 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7452 (ASM_OUTPUT_DESTRUCTOR): Remove.
7453 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7455 * doc/tm.texi (@node Initialization): Update.
7457 2001-08-09 Richard Henderson <rth@redhat.com>
7459 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
7460 (__do_global_dtors_aux): Use gp-relative static data to avoid
7461 one dynamic relocation.
7462 (__do_frame_setup): Register Java classes.
7463 * config/alpha/crtend.asm (__JCR_END__): New.
7465 2001-08-09 Zack Weinberg <zackw@stanford.edu>
7467 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
7468 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
7469 (GEN, STAGESTUFF): Add new files.
7470 (insn-constants.h, s-constants, tm-preds.h, s-preds,
7471 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
7472 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
7473 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
7474 as well as insn-codes.h and insn-flags.h in config.h; and no
7475 extra headers in tconfig.h and hconfig.h.
7477 * gencodes.c: Eliminate code to generate predicate declarations
7478 or #defines for md-file constants.
7479 * genconstants.c, genpreds.c: New files.
7481 * i386.md: Re-order guard expressions such that TARGET_64BIT
7482 comes first, when this permits better optimization. Add
7483 TARGET_64BIT to more x86-64 patterns. Add comment explaining
7484 why this is desirable.
7486 2001-08-09 Jakub Jelinek <jakub@redhat.com>
7488 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
7489 (find_fde_for_dso): Remove.
7490 (_Unwind_IteratePhdrCallback): New.
7491 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
7492 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
7494 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7496 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
7497 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
7499 2001-08-09 Graham Stott <grahams@redhat.com>
7501 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
7502 (vis_no_unit): Use it.
7503 (visualize_no_unit): Add the insn only if room exists.
7505 2001-08-09 Graham Stott <grahams@redhat.com>
7507 * predict.c (estimate_probability): Replace magic numbers with
7508 appropriate enumeration.
7510 2001-08-09 Graham Stott <grahams@redhat.com>
7512 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
7514 (EXTRACT_FLAGS): Likewise.
7516 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
7518 * config/mips/mips.c (mips_legitimate_address_p): Check for
7519 CONST_INT in last patch.
7521 2001-08-08 Anthony Green <green@redhat.com>
7523 * java/class.c (emit_register_classes): Use assemble_jcr if
7524 possible. Keep the original mechanism as a fallback.
7525 * defaults.h (JCR_SECTION_NAME): Define if we have named section
7526 and weak symbol support.
7527 * crtstuff.c (__JCR_LIST__): Define.
7528 (__JCR_END__): Define.
7529 (_Jv_RegiserClasses): Define weak symbol if possible.
7530 (__do_global_ctors_aux): Register classes for ELF targets with
7531 weak symbol support.
7533 2001-08-08 Kazu Hirata <kazu@hxi.com>
7535 * dbxout.c: Fix comment formatting.
7536 * dependence.c: Likewise.
7538 * diagnostic.c: Likewise.
7539 * dominance.c: Likewise.
7540 * doprint.c: Likewise.
7541 * dwarf2out.c: Likewise.
7542 * dwarfout.c: Likewise.
7543 * emit-rtl.c: Likewise.
7544 * except.c: Likewise.
7545 * explow.c: Likewise.
7546 * expmed.c: Likewise.
7549 * fold-const.c: Likewise.
7550 * function.c: Likewise.
7552 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7554 * global.c (retry_global_alloc): Avoid shadowing allocno.
7556 2001-08-08 Mark Mitchell <mark@codesourcery.com>
7558 * except.c (remove_fixup_regions): Fix typo.
7560 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
7562 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
7563 unsigned HOST_WIDE_INT to avoid warning.
7564 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
7565 * flow.c (set_block_for_new_insns): Likewise.
7567 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
7569 * sibcall.c (return_value_pseudo): New static variable.
7570 (skip_copy_to_return_value): Handle return_value_pseudo.
7571 (call_ends_block_p): Ensure that return_value_pseudo is set.
7572 (optimize_sibling_and_tail_recursive_call): Discover the
7573 load of pseudo return value in alternate exit block.
7575 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
7577 * calls.c (ECF_ALWAYS_RETURN): New constant.
7578 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
7579 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
7580 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
7581 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
7582 * rtl.c (reg_note_name): New name.
7583 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
7585 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
7587 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
7589 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
7591 * alias.c (get_alias_set): Return a previously calculated
7592 alias set for a VAR_DECL.
7593 * function.c (gen_mem_addressof): Calculate the alias set before
7596 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
7598 * predict.def: Set hitrates according our experimental run.
7600 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
7602 * i386.h (HARD_REGNO_RENAME_OK): New macro.
7604 2001-08-08 H.J. Lu <hjl@gnu.org>
7606 * config/mips/mips.c (mips_unique_section): New. Copied from
7609 * config/mips/mips-protos.h (mips_unique_section): New
7612 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
7614 * config/mips/little.h: New. Generic little endian mips
7615 targets. Only mips*-*-linux* is converted to use it so far.
7617 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
7618 (WCHAR_TYPE): Defined
7619 (WCHAR_TYPE_SIZE): Likewise.
7620 (INIT_SUBTARGET_OPTABS): Likewise.
7621 (BSS_SECTION_ASM_OP): Likewise.
7622 (SBSS_SECTION_ASM_OP): Likewise.
7623 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
7624 (ASM_DECLARE_OBJECT_NAME): Likewise.
7625 (UNIQUE_SECTION): Likewise.
7626 (EXTRA_SECTIONS): Likewise.
7627 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
7628 (ASM_OUTPUT_DESTRUCTOR): Likewise.
7629 (ASM_OUTPUT_DEF): Likewise.
7630 (HANDLE_SYSV_PRAGMA): Removed.
7631 (NO_IMPLICIT_EXTERN_C): Likewise.
7632 (TARGET_MEM_FUNCTIONS): Likewise.
7633 (STARTFILE_SPEC): Likewise.
7634 (ENDFILE_SPEC): Likewise.
7635 (LIB_SPEC): Likewise.
7636 (INVOKE__main): Likewise.
7637 (CTOR_LIST_BEGIN): Likewise.
7638 (CTOR_LIST_END): Likewise.
7639 (DTOR_LIST_BEGIN): Likewise.
7640 (DTOR_LIST_END): Likewise.
7641 (SET_ASM_OP): Likewise.
7642 (ASM_OUTPUT_SOURCE_LINE): Likewise.
7643 (ASM_OUTPUT_DEF): Likewise.
7644 (ASM_OUTPUT_IDENT): Likewise.
7646 * config/mips/mips.h (ASM_SPEC): Undefine before define.
7647 (CPLUSPLUS_CPP_SPEC): Likewise.
7648 (ASM_APP_ON) Redefine only if not defined.
7649 (ASM_APP_OFF): Likewise.
7650 (ASM_OUTPUT_SOURCE_LINE): Likewise.
7651 (ASM_OUTPUT_IDENT): Likewise.
7653 * config.gcc: Update tm_file for Linux/mips.
7655 2001-08-08 Bernd Schmidt <bernds@redhat.com>
7657 * cselib.c (cselib_record_sets): If insn is predicated, turn
7658 sources into IF_THEN_ELSEs.
7660 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
7661 Turn into define_insn_and_split.
7663 * sched-deps.c: Include "cselib.h".
7664 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
7665 Use cselib to turn memory addresses into VALUEs.
7666 (sched_analyze): Call cselib_init/cselib_finish if necessary.
7667 * sched-int.h (struct sched_info): New member USE_CSELIB.
7668 * sched-ebb.c (ebb_sched_info): Initialize it.
7669 * sched-rgn.c (rgn_sched_info): Likewise.
7670 * Makefile.in (sched-deps.o): Update dependencies.
7672 * cselib.h (cselib_subst_to_values): Declare.
7673 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
7674 that have no value and autoincs to be handled by generating a new
7677 2001-08-08 Graham Stott <grahams@redhat.com>
7679 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
7680 within fixed length SEQUENCE.
7682 2001-08-08 Graham Stott <grahams@redhat.com>
7684 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
7685 (diagnostic_prefixing_rule): Likewise.
7686 (diagnostic_line_cutoff): Likewise.
7687 (diagnostic_kind_count): Likewise.
7689 2001-08-08 Graham Stott <grahams@redhat.com>
7691 * alias.c (find_base_decl): Delete redundent assignment.
7693 2001-08-08 Graham Stott <grahams@redhat.com>
7695 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
7696 (abs): Uppercase and paranthesize macro parameter.
7697 (MEM_DEPENDENCY): Add whitespace.
7699 2001-08-08 Graham Stott <grahams@redhat.com>
7701 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
7702 failure check for CONST_INT
7704 2001-08-08 Graham Stott <grahams@redhat.com>
7706 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
7707 (libcall_dead_p): Likewise.
7709 (mark_used_regs): Constify fmt.
7710 (find_use_as_address): Likewise.
7712 2001-08-08 Graham Stott <grahams@redhat.com>
7714 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
7717 2001-08-08 Graham Stott <grahams@redhat.com>
7719 * combine.c (combine_simplify_rtx): Update comment and
7720 remove erroneous test.
7722 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
7724 * cppinit.c (cpp_finish): Pop the final buffer without comment.
7725 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
7726 take care to avoid multiple no-newline at EOF warnings in that
7729 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
7731 * calls.c (expand_call): Do not emit INSN_SETJMP note.
7732 (emit_library_call_value_1): Likewise.
7733 (emit_call_1): Emit REG_SETJMP note.
7734 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
7736 * cselib.c (cselib_process_insn): Likewise.
7737 * flow.c (propagate_block): Likewise.
7738 * loop.c (find_and_verify_loops): Likewise.
7739 * reload.c (find_equiv_regs): Likewise.
7740 * reload1.c (reload): Likewise.
7741 * resource.c (mark_referenced_resources,
7742 mark_set_resources): Likewise.
7743 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
7744 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
7745 * haifa-sched.c (unlink_other_notes): Likewise.
7746 (reemit_notes): Likewise.
7747 * sched-ebb.c (sched_ebb): Likewise.
7748 * sched-rgc.c (sched_region): Likewise.
7749 * rtl.c (note_insn_name): Likewise.
7750 (reg_note_name): Add REG_SETJMP
7751 * rtl.h (reg_note): Add REG_SETJMP.
7752 (insn_note): Remove NOTE_INSN_SETJMP.
7754 * profile.c (branch_prob): Add fake edges for setjmp.
7756 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
7758 * config.gcc: Quote target_cpu_default2 correctly for
7759 powerpc*-*-* targets.
7761 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
7763 * cpplib.h, line-map.h: Update comments.
7764 * cppmain.c (printer_init): Move inline.
7765 (maybe_print_line, print_line): Take a map pointer.
7766 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
7767 (cb_file_change): Don't use prior value of print.map.
7769 2001-08-07 David Edelsohn <edelsohn@gnu.org>
7771 * doc/install.texi: Document fine-grained multilib configuration.
7773 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
7775 * rtlanal.c (find_first_parameter_load): Call note_stores
7776 only on the instructions.
7778 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
7780 * alias.c (nonlocal_mentioned_p):
7781 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
7782 * calls.c (emit_call_1): Likewise.
7783 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
7784 * cselib.c (cselib_process_insn): Likewise.
7785 * df.c (df_insns_modify): Likewise.
7786 * flow.c (need_fake_edge_p): Likewise.
7787 (propagate_one_insn): Likewise.
7788 * haifa-sched.c (reemit_notes): Likewise.
7789 * integrate.c (copy_insn_list): Likewise.
7790 * jump.c (delete_prior_computation): Likewise.
7791 * local-alloc.c (validate_equiv_mem): Likewise.
7792 * loop.c (scan_loop): Likewise.
7793 * predict.c (estimate_probability): Likewise.
7794 * reload.c (reload): Likewise.
7795 * sched-deps (sched_analyze): Likewise.
7796 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
7797 * gcse.c (compute_hash_table): Likewise.
7798 (mark_call): Likewise.
7799 (store_killed_in_insn): Likewise.
7801 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
7803 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
7805 2001-08-06 Richard Henderson <rth@redhat.com>
7807 * varasm.c (assemble_gc_entry): Remove.
7808 * output.h: Likewise.
7810 2001-08-06 Richard Henderson <rth@redhat.com>
7812 * varasm.c (assemble_constructor): Take a symbol_ref and a
7813 priority instead of a bare string. Move priority handling
7814 here from cp/decl2.c.
7815 * output.h: Update decls.
7817 * c-decl.c (c_expand_body): Update calls to assemble_constructor
7818 and assemble_destructor.
7819 * profile.c (output_func_start_profiler): Likewise.
7820 * objc/objc-act.c (finish_objc): Likewise.
7821 (build_module_descriptor): Return the symbol not the symbol name.
7823 2001-08-06 David Edelsohn <edelsohn@gnu.org>
7825 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
7826 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
7827 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
7828 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
7829 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
7830 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
7832 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
7834 * cpperror.c (print_containing_files): Moved to line-map.c.
7835 (print_location): line-map.c handles re-listing or otherwise.
7836 * cpphash.h (struct lexer_state): Remove next_bol.
7837 (struct cpp_buffer): Remove include_stack_listed.
7838 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
7839 Remove faked buffer handling.
7840 (_cpp_do_file_change): Tweak.
7841 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
7842 * cppmain.c (struct printer): Remove filename.
7843 (print_line, cb_file_change): Update accordingly.
7844 * line-map.c: Include intl.h.
7845 (init_line_maps): Initialize last_listed.
7846 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
7847 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
7848 (print_containing_files): New.
7849 * line-map.h (struct line_maps): New member last_listed.
7850 (print_containing_files, INCLUDED_FROM): New.
7851 * Makefile.in: Update.
7852 * po/POTFILES.in: Add line-map.c.
7854 2001-08-06 Richard Henderson <rth@redhat.com>
7856 * except.c (convert_from_eh_region_ranges_1): Never mark
7857 USE or CLOBBER insns as throwing.
7859 * expr.c (store_constructor): Don't clobber memory targets.
7861 2001-08-06 Andreas Jaeger <aj@suse.de>
7863 * profile.c (branch_prob): Remove unused variable insn.
7865 * Makefile.in (local-alloc.o): Add dependency on except.h.
7867 * local-alloc.c: Include except.h for can_throw_internal prototype.
7869 2001-08-06 Richard Henderson <rth@redhat.com>
7871 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
7872 * function.c (expand_main_function): Implement it.
7873 * doc/tm.texi: Document it.
7875 2001-08-06 Stan Shebs <shebs@apple.com>
7877 * doc/install.texi: Document powerpc-*-darwin* details.
7879 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
7881 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
7882 (ASM_CPU_SPEC): Move back to rs6000.h
7883 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
7885 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
7887 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
7890 * config/rs6000/linux64.h: Ditto.
7892 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
7893 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
7896 Remove accidently readded definitions of FUNCTION_PROLOGUE,
7897 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
7899 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
7902 2001-08-05 Richard Henderson <rth@redhat.com>
7904 * local-alloc.c (update_equiv_regs): Do not move insns that
7907 2001-08-05 Jan Hubicka <jh@suse.cz>
7909 * Makefile.in (reload1.o): Add dedendancy on except.h
7910 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
7912 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
7913 indicating wehther edges has been cleaned up.
7914 * reload1.c: Inlucde except.h
7915 (fixup_abnormal_edges): Accept deleted insns.
7916 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
7919 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
7921 * cpplib.c (do_line): Correct line number after pop_buffer.
7923 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
7925 PR preprocessor/3824
7926 * line-map.c: Update comments.
7927 * line-map.h: Update comments.
7928 * tradcif.y: Don't consider large numbers unsigned.
7930 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
7932 PR preprocessor/3081
7933 * c-lex.c (map): New.
7934 (cb_file_change): Update map and use it.
7935 (cb_def_pragma, cb_define, cb_undef): Use map and line.
7936 (c_lex): Update to use map.
7937 * cpperror.c (print_location): Move to using logical line numbers.
7938 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
7939 (cpp_make_system_header): Similarly.
7940 (_cpp_execute_include): Stop line numbering hacks. Store the
7941 line we will return to.
7942 * cpphash.h (CPP_BUF_LINE): Remove.
7943 (struct cpp_buffer): Remove lineno and pseudo_newlines.
7944 Add map and return_to_line.
7945 (_cpp_do_file_change): Update.
7946 * cppinit.c (cpp_start_read): Update line kludge.
7947 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
7948 (trigraph_ok): Use logical line numbers for diagnostics.
7949 (skip_block_comment): Likewise.
7950 (skip_whitespace): Likewise.
7951 (skip_line_comment): Use pfile->line instead.
7952 (_cpp_lex_token): Update to use logical line numbering exclusively.
7953 Handle BOL locally. Accept new lines in directives, but keep
7954 pfile->line decremented. Diagnostics use logical lines. Update
7956 * cpplib.c (SEEN_EOL): New.
7957 (skip_rest_of_line, check_eol): Use it.
7958 (end_directive): Increase line number when accepting the newline
7959 at the end of a directive.
7960 (run_directive): Simplify.
7961 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
7962 (_cpp_do_file_change): Update to take buffer line number as an
7963 argument, and store the current map in the cpp_reader. Remove
7964 line number kludges.
7965 (_cpp_do__Pragma): Restore output position after a _Pragma.
7966 (cpp_push_buffer): Don't set output line or lineno.
7967 (_cpp_pop_buffer): Transfer more info from a faked buffer.
7968 Remove line kludge. Set output_line.
7969 * cppmacro.c (builtin_macro): Update handling of __LINE__.
7970 (parse_arg): Use logical lines.
7971 (save_lookahead_token): Save EOFs too now.
7972 * cppmain.c (struct printer): Fix comments.
7973 (printer_init): Simplify, let caller do errors.
7974 (scan_translation_unit, check_multiline_token, dump_macro): Update.
7975 (maybe_print_line): Simplify.
7976 (print_line): Don't print a linemarker if -P.
7977 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
7978 (cb_file_change): Simplify.
7979 * line-map.h (LAST_SOURCE_LINE): Fix.
7980 (CURRENT_LINE_MAP): New.
7982 2001-08-05 Bernd Schmidt <bernds@redhat.com>
7984 * doloop.c (doloop_modify_runtime): Properly compute number of
7985 iterations if loop was unrolled.
7987 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
7988 if their CSELIB_VAL_PTRs are.
7990 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
7991 (setup_spill_pointers): Initialize it.
7992 (spill_restore_mem): Set it.
7993 (do_spill, do_restore): Use it to add REG_INC note.
7994 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
7996 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
7997 asms if other insns are available.
7999 * config/ia64/ia64.c (condop_operator): New predicate.
8000 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
8001 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
8004 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
8005 temporary register than directly using a MEM.
8007 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8009 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
8010 parameter in last change.
8012 2001-08-04 Zack Weinberg <zackw@panix.com>
8014 * sparc.md: Don't use #if inside C test expression.
8016 2001-08-04 Richard Henderson <rth@redhat.com>
8018 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
8020 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
8022 * cpphash.h (struct cpp_reader): New member directive_line.
8023 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
8024 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
8025 do_pragma): Pass line to callbacks.
8026 (start_directive): Record line of directive.
8027 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
8028 cb_include): Similarly.
8029 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
8032 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8034 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
8037 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8039 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
8041 * reload1.c (fixup_abnormal_edges): New static function.
8044 * flow.c (need_fake_edge_p): New function.
8045 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
8046 avoid call insn to be very last insn in the insn stream.
8048 * profile.c (branch_prob): Call flow_call_edges_add instead of
8049 doing that by hand; cleanup cfg to re-merge basic blocks once
8052 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8054 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
8055 are also on line-map.h.
8056 * cppfiles.c (stack_include_file): Update.
8057 * cpphash.h (struct cpp_buffer): New member return_at_eof.
8058 (_cpp_pop_buffer): New.
8059 * cppinit.c (cpp_destroy, cpp_finish): Update.
8060 (do_includes): Mark each buffer to return at EOF.
8061 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
8062 return as requested.
8063 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
8064 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
8065 * cpplib.h (cpp_pop_buffer): Remove.
8066 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
8067 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
8069 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
8071 (do_preprocessing): Update.
8072 * fix-header.c (read_scan_file): Update. No need to pop buffers.
8073 * c-parse.in (_yylex): Similarly.
8074 * scan-decls.c (scan_decls): Similarly.
8075 * line-map.h: Update comments.
8077 * objc/Make-lang.in (objc-act.o): Update dependencies.
8079 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8081 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
8082 and soft register for operand 0.
8083 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
8085 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8087 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
8088 register for operand 0.
8089 ("bitcmpqi_z_used"): Allow memory for operand 0.
8090 (split "bitcmpqi"): New split to handle address reg as operand 1.
8092 2001-08-04 Andreas Jaeger <aj@suse.de>
8094 * gcse.c: Revert Daniel's last patch.
8096 2001-08-03 Zack Weinberg <zackw@stanford.edu>
8098 * sparc-protos.h: Add prototypes for fp_zero_operand and
8100 * sh-protos.h: Add prototype for fpul_operand.
8102 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8104 * doc/extend.texi (Other Builtins): Fix typo in last change.
8106 2001-08-03 Richard Henderson <rth@redhat.com>
8108 * target.h (gcc_target): Add asm_out.named_section,
8109 section_type_flags, have_named_sections.
8110 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
8111 (TARGET_HAVE_NAMED_SECTIONS): New.
8112 (TARGET_SECTION_TYPE_FLAGS): New.
8114 * Makefile.in (toplev.o): Depend on TARGET_H.
8115 (varasm.o, dbxout.o): Likewise.
8116 * c-common.c (decl_attributes): Check targetm.have_named_sections
8117 instead of ifdef ASM_OUTPUT_SECTION_NAME.
8118 * dbxout.c (dbxout_function_decl): Likewise.
8119 (dbxout_function_end): Likewise.
8120 * toplev.c (compile_file): Likewise.
8121 * varasm.c (exception_section): Likewise.
8122 * cp/decl2.c (finish_objects): Likewise.
8124 * defaults.h (EH_FRAME_SECTION): Remove.
8125 (EH_FRAME_SECTION_ASM_OP): Remove.
8126 (EH_FRAME_SECTION_NAME): New.
8127 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
8128 (UNIQUE_SECTION_P): Remove.
8129 * dwarf2out.c (SECTION_FORMAT): Remove.
8130 (ASM_OUTPUT_SECTION): Remove.
8131 (output_call_frame_info): Use named_section_flags.
8132 (output_comp_unit, dwarf2out_start_source_file): Likewise.
8133 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
8134 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
8135 * varasm.c (in_eh_frame, eh_frame_section): Remove.
8136 (named_section_flags): New.
8137 (named_section): Use it and targetm.section_type_flags.
8138 (resolve_unique_section): New.
8139 (assemble_start_function): Use it.
8140 (asm_emit_uninitialised, assemble_variable): Likewise.
8141 (default_section_type_flags): New.
8142 (default_no_named_section, default_elf_asm_named_section): New.
8143 (default_coff_asm_named_section, default_pe_asm_named_section): New.
8144 * output.h: Update varasm.c decls.
8145 (SECTION_*): New flags.
8147 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
8148 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
8150 * config/elfos.h (UNIQUE_SECTION_P): Remove.
8151 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
8152 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
8153 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
8154 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
8155 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
8156 * config/mips/elf.h, config/mips/elf64.h: Likewise.
8157 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
8158 * config/pa/pa64-hpux.h,
8160 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
8161 (TARGET_ASM_NAMED_SECTION): New.
8162 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
8163 * config/alpha/vms.h, config/arm/coff.h: Likewise.
8164 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
8165 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
8166 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
8167 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
8168 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
8169 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
8170 * config/i386/sco5.h, config/i386/win32.h: Likewise.
8171 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
8172 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
8173 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
8174 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
8175 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
8176 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
8177 * config/sparc/sysv4.h: Likewise.
8179 * config/nextstep.h: Error until named sections implemented.
8181 * config/a29k/a29k.c (a29k_asm_named_section): New.
8182 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
8183 (vms_section_type_flags, vms_asm_named_section): New.
8184 * config/arm/arm.c (arm_elf_asm_named_section): New.
8185 * config/avr/avr.c (asm_output_section_name): Remove.
8186 * config/avr/avr-protos.h: Update.
8187 * config/c4x/c4x.c (c4x_asm_named_section): New.
8188 * config/h8300/h8300.c (h8300_asm_named_section): New.
8189 * config/i386/i386.c (sco_asm_named_section): New.
8190 * config/i386/winnt.c (SECTION_PE_SHARED): New.
8191 (i386_pe_section_type_flags): New.
8192 (i386_pe_asm_named_section): New.
8193 * config/i386/i386-protos.h: Update.
8194 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
8195 * config/mcore/mcore.c (mcore_asm_named_section): New.
8196 * config/mips/mips.c (iris6_asm_named_section): New.
8197 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
8198 instead of UNIQUE_SECTION_P.
8199 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
8200 (xcoff_asm_named_section): New.
8201 * config/sh/sh.c (sh_asm_named_section): New.
8202 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
8204 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
8205 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
8206 (EH_FRAME_SECTION_NAME): New.
8207 (EXCEPTION_SECTION): New.
8208 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
8209 (DEBUG_*_SECTION): Remove.
8210 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
8211 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
8212 (EH_FRAME_SECTION_ASM_OP): Remove.
8214 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
8215 (ASM_OUTPUT_SECTION_NAME): Remove.
8216 (TARGET_ASM_NAMED_SECTION): New.
8217 (TARGET_HAVE_NAMED_SECTIONS): New.
8218 (TARGET_SECTION_TYPE_FLAGS): New.
8219 (EH_FRAME_SECTION_ASM_OP): Remove.
8220 (EH_FRAME_SECTION_NAME): New.
8222 2001-08-03 Zack Weinberg <zackw@stanford.edu>
8224 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
8225 for complex expressions when cfun == 0.
8226 * doc/extend.texi: Document that __builtin_constant_p can be
8227 used in data initializers as well as functions.
8229 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
8231 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
8232 variable I locally, instead of expecting a declaration in the
8235 2001-08-03 Richard Henderson <rth@redhat.com>
8237 * except.c (collect_one_action_chain): Add an explicit cleanup
8238 action if regions surrounding a catch were encoded entirely
8239 within the call-site entry.
8241 2001-08-03 Richard Henderson <rth@redhat.com>
8243 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
8244 don't take REGNO of a non-register.
8246 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8248 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
8249 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
8250 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
8251 (__gthread_mutex_init_function): New function for mutex initialization.
8253 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8255 * Makefile.in: Revert screwed up commit.
8257 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8259 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
8260 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
8261 merged by linker script to get a final _exit().
8262 (__do_global_dtors): New for destructor handling in specific exit
8264 (__do_global_ctors): New for constructors in specific install section.
8265 (__map_data_section): Map data sections before running constructors.
8266 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
8267 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
8268 (DTORS_SECTION_ASM_OP): Likewise.
8269 (CTORS_SECTION_FUNCTION): Define to force a reference to
8271 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
8273 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8275 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
8277 * Makefile.in: Add df.h to gcse.c dependencies.
8279 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8281 * varasm.c (output_constant_def_contents): Use for the length of a
8282 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
8283 depending on which is larger.
8285 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8287 * gcse.c: Include df.h for use as a dataflow analyzer.
8289 Declaration of reg_set_info: gone.
8290 New df_analyzer variable used by store motion.
8291 (reg_set_info): Deleted.
8292 (mark_mem_regs): New function, analyze regs used by a mem.
8293 (store_ops_ok): Use dataflow analyzer results to determine if
8294 necessary regs are changed in the block.
8295 (find_moveable_store): Remove check for symbol ref, we can handle
8296 much more complex expressions now.
8297 (compute_store_table): Remove most of the code, it's unnecessary
8298 now that the dataflow analyzer records the info for us.
8299 (store_killed_after): Add parameter to say whether to do the
8300 store_ops_okay test, used to speed up testing when we already know
8301 the answer, and just want to know if the store itself was killed.
8302 (build_store_vector): Largely rewritten to calculate the various
8303 vectors properly, and somewhat optimized.
8304 (store_motion): Init the df_analyzer, get REG_DEF chains.
8305 Also handle trapping expressions (since mems almost always trap)
8306 (simple_mem): Redefine what a simple mem is.
8308 2001-08-03 DJ Delorie <dj@redhat.com>
8310 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
8311 set from a constant part of the condition.
8313 2001-08-01 Andrew Cagney <ac131313@redhat.com>
8315 * mkdeps.c (deps_add_default_target): Make local variable
8316 ``start'' a const char pointer.
8317 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
8319 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8321 * doc/install.texi (Configuration): Fix markup.
8322 (Specific, i?86-*-udk): Likewise.
8323 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
8325 Document --enable-threads and --enable-libgcj status.
8326 (Specific, mips-sgi-irix*): Canonicalize triples.
8327 (Specific, mips-sgi-irix5): Warn about problems with this config.
8328 Mention required GNU as patch.
8329 Native assembler problems are fixed.
8330 (Specific, mips-sgi-irix6): Update O32 ABI support status.
8331 Document --enable-threads and --enable-libgcj status.
8333 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8335 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
8338 2001-08-03 Richard Henderson <rth@redhat.com>
8340 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
8343 2001-08-03 Richard Henderson <rth@redhat.com>
8345 * rtlanal.c (find_first_parameter_load): Stop if we
8346 reach a CODE_LABEL at BOUNDARY.
8348 2001-08-03 Richard Henderson <rth@redhat.com>
8350 * config/alpha/alpha.md (force_movdi): New insn.
8351 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
8352 Tweek FRP marking of VMS prologue insns.
8353 * config/alpha/vms.h (EPILOGUE_USES): New.
8355 2001-08-02 Richard Henderson <rth@redhat.com>
8357 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
8359 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
8361 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
8362 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
8363 config/convex/convex.h, config/d30v/d30v.c,
8364 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
8365 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
8366 config/mips/mips.h, config/mn10200/mn10200.h,
8367 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
8368 config/v850/v850.h, config/vax/openbsd.h,
8369 config/vax/openbsd1.h, config/vax/ultrix.h,
8370 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
8371 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
8372 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
8373 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
8374 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
8375 in comments and documentation.
8377 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8381 * Makefile.in (line-map.o): New.
8382 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
8383 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
8384 * cpperror.c (print_containing_files): Similarly.
8385 (print_location): Update. Don't output a space before _Pragma.
8386 * cppfiles.c (stack_include_file): Set to line 1 immediately.
8387 (stack_include_filee, cpp_make_system_header): Update.
8388 (_cpp_execute_include): Get logical line number right for calling
8389 as-yet-unterminated #include.
8390 * cpphash.h (struct cpp_reader): Add line_maps.
8391 (_cpp_do_file_change): Update.
8392 * cppinit.c (cpp_create_reader): Initialize line maps.
8393 (cpp_destroy): Destroy line maps.
8394 (cpp_start_read): Get logical line number right.
8395 * cpplex.c (parse_string): Only warn once for multi-line strings.
8396 Use boolean variable for null warning.
8397 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
8399 (do_include_common): End the directive early.
8400 (do_line): Don't warn about out-of-range lines in preprocessed
8401 source. Update. Remove unused variables.
8402 (_cpp_do_file_change): Update for new line mapping.
8403 (pragma_cb): New typedef.
8404 (cpp_register_pragma): Stop looking ahead before calling the
8406 (do_pragma_system_header): End directive early.
8407 (cpp_get_line_maps): New.
8408 (cpp_pop_buffer): Fudge logical line. Update.
8409 * cpplib.h: Include line-map.h
8410 (enum cpp_fc_reason): Remove.
8411 (struct cpp_file_change): Update.
8412 (cpp_get_line_maps): New.
8413 * cppmain.c (struct_printer): New member map.
8414 (cb_file_change): Update for new mappings.
8415 * fix-header.c (cb_file_change): Similarly.
8417 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8419 * Makefile.in (libgcc.mk): Define mkinstalldirs.
8420 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
8422 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
8424 * config/vax/vax.c: include expr.h.
8426 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8428 * Makefile.in ($(srcdir)/configure): Only rebuild in
8430 ($(srcdir)/config.in): Only define in maintainer mode.
8431 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
8433 2001-08-02 David Edelsohn <edelsohn@gnu.org>
8435 * doc/install.texi (Install GCC: Binaries): Update Bull info.
8437 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8439 * gcc.c (set_collect_gcc_options): New function, split out from
8441 Ignore elided switches.
8442 (do_spec_1): Invoke before executing command.
8443 (set_input): Export.
8444 Move declaration ...
8445 * gcc.h (set_input): ... here.
8446 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
8449 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
8452 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
8454 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
8456 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
8458 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
8459 for the unnamed instructions it expands to.
8461 2001-08-02 Richard Henderson <rth@redhat.com>
8463 * regclass.c (call_really_used_regs): Conditionally define.
8464 (init_reg_sets_1): Don't use it if not defined.
8465 (fix_register): Similarly, don't set it.
8467 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8469 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
8470 Correct comment that had been missed in the previous change.
8472 2001-08-01 Stan Shebs <shebs@apple.com>
8474 * config/darwin.c (machopic_stub_name): Try matching by name.
8475 (update_stubs): New function.
8476 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
8479 2001-08-01 Richard Henderson <rth@redhat.com>
8481 * except.c (output_function_exception_table): Use assemble_align.
8482 * varasm.c (assemble_eh_label): Remove.
8483 (assemble_eh_align, assemble_eh_integer): Remove.
8485 2001-08-01 Robert Lipe <robertl@caldera.com>
8487 * dwarfout.c: Remove reference to README.DWARF.
8489 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
8491 * regclass.c (call_really_used_regs): New array for registers which
8492 are actually used by a call.
8493 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
8495 (fix_register): Set call_really_used too.
8496 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
8497 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
8499 2001-08-01 Richard Henderson <rth@redhat.com>
8501 * read-rtl.c (read_name): Consider \r whitespace.
8503 2001-07-11 Andrew Cagney <ac131313@redhat.com>
8505 * config.gcc: Recognize powerpc-*-netbsd*.
8507 * doc/install.texi (Host/target specific installation notes for
8508 GCC): Mention powerpc-*-netbsd*.
8510 * config/rs6000/netbsd.h: New file.
8511 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
8512 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
8513 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
8514 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
8515 (TARGET_VERSION): Redefine.
8517 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
8518 mcall-netbsd as a match for mcall-sysv.
8519 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
8520 (ncrti.S, ncrtn.S): New targets.
8521 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
8523 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
8524 "netbsd' as a V4 ABI.
8525 (ASM_SPEC): Check for -mcall-netbsd.
8526 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
8527 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
8528 (LIB_SPEC, ENDFILE_SPEC): Ditto.
8529 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
8530 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
8531 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
8532 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
8534 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
8535 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
8537 2001-08-01 Mark Kettenis <kettenis@gnu.org>
8539 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
8540 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
8541 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
8542 including "unwind-pe.h".
8544 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
8546 * rs6000.md (define_splits): Kill unused constraints.
8548 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
8549 Jan Hubicka <jh@suse.cz>
8551 * function.c (thread_prologue_and_epilogue_insns): Kill code
8552 dealing with non-existent CFG.
8554 2001-08-01 Kazu Hirata <kazu@hxi.com>
8556 * alias.c: Fix comment formatting.
8557 * bitmap.c: Likewise.
8558 * builtins.c: Likewise.
8559 * calls.c: Likewise.
8560 * c-common.c: Likewise.
8561 * c-decl.c: Likewise.
8562 * c-dump.c: Likewise.
8563 * c-lex.c: Likewise.
8564 * collect2.c: Likewise.
8565 * combine.c: Likewise.
8566 * conflict.c: Likewise.
8567 * cppfiles.c: Likewise.
8568 * cppinit.c: Likewise.
8569 * cpplex.c: Likewise.
8570 * cpplib.c: Likewise.
8571 * cppmacro.c: Likewise.
8572 * cppspec.c: Likewise.
8573 * c-pragma.c: Likewise.
8574 * crtstuff.c: Likewise.
8576 * cselib.c: Likewise.
8577 * c-semantics.c: Likewise.
8578 * c-typeck.c: Likewise.
8580 2001-08-01 H.J. Lu <hjl@gnu.org>
8582 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
8584 2001-08-01 H.J. Lu <hjl@gnu.org>
8586 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
8588 2001-08-01 Ziemowit Laski <zlaski@apple.com>
8590 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
8591 contextualizing Objective-C class name lookup by the lexer.
8592 (typespec_reserved_nonattr): Disable ObjC class name lookup after
8594 (protocoldef): Add support for forward @protocol declarations.
8595 (yylexname): Suppress ObjC class name lookup in certain contexts;
8596 re-enable after lookup is complete.
8597 (_yylex): Re-enable ObjC class name lookup when certain
8598 punctuation marks are seen.
8600 * objc/objc-act.c (check_protocol_recursively): New function used
8601 for finding circular dependencies in protocols.
8602 (objc_declare_protocols): New function for handling forward
8603 @protocol declarations.
8604 (receiver_is_class_object): Detect the case when 'self' is used
8605 inside of a class method.
8606 (build_message_expr): Issue a warning if class method is desired
8607 but instance method is found instead.
8608 (conforms_to_protocol): Streamline.
8609 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
8610 protocol Foo, even if 'Bar foo' does not.
8611 (check_protocols): Streamline.
8612 (start_protocol): Add checks for circular and duplicate protocol
8614 (encode_aggregate_within): For typedefs of structs, encode the
8616 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
8617 (objc_declare_protocols): New prototype.
8619 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8621 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
8622 * cpplex.c (handle_newline): Update prototype. Maintain logical
8624 (skip_escaped_newlines, skip_block_comment, parse_string):
8626 (_cpp_lex_token): Update, and store token position within the token.
8627 * cpplib.h (struct cpp_token): Add line and column entries.
8628 * cppmacro.c (replace_args): Position stringified tokens correctly.
8630 2001-08-01 Andreas Jaeger <aj@suse.de>
8632 * basic-block.h: Add prototype for last_loop_beg_note.
8634 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
8636 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
8637 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
8639 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
8640 while handling WITH_CLEANUP_EXPR node. Use second operand calling
8641 expand_decl_cleanup.
8642 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
8644 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
8645 operand while calling simple_cst_equal.
8646 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
8647 operand is the cleanup expression, the third is the RTL_EXPR.
8648 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
8650 2001-07-31 Jeff Sturm <jsturm@one-point.com>
8652 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
8654 2001-07-31 matthew green <mrg@eterna.com.au>
8656 * config.gcc (i386-*-netbsdelf): New description.
8657 * config/i386/netbsd-elf.h: New file.
8659 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
8661 * loop.c (check_dbra_loop): Use single_set to compute
8664 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
8666 PowerPC reorg and support for powerpc64-*-linux*.
8668 Also fixes emitting of constants on 32 bit and 64 bit
8671 * config.gcc: powerpc64-*-linux* is a new target.
8672 Things that needed aix.h now also include xcoff.h
8674 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
8676 Move AIX specific stuff into aix.h.
8677 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
8678 with more than just XCOFF now.
8679 (SET_ASM_OP): Remove, now defined where needed.
8680 (FUNCTION_PROLOGUE): New macro definition.
8681 (FUNCTION_EPILOGUE): New macro definition.
8682 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
8684 * config/rs6000/xcoff.h: New file.
8686 * config/rs6000/linux64.h: New file.
8688 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
8690 2001-07-31 Alan Modra <amodra@bigpond.net.au>
8692 * rs6000.c (print_operand_address): Handle ELF syntax.
8693 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
8694 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
8695 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
8697 2001-07-31 David Edelsohn <edelsohn@gnu.org>
8699 * rs6000.c (rs6000_override_options): Only disable
8700 flag_function_sections for XCOFF.
8701 (exact_log2_cint_operand): New predicate.
8702 (reg_or_{add,sub}_cint64_operand): New predicates.
8703 (add_operand): Compare CONST_INT with fewer function calls.
8704 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
8705 (print_operand, case 'p'): Ensure positive operand.
8706 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
8707 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
8708 (PREDICATE_CODES): Add new predicates.
8709 * rs6000.md (addsi3): Split 32-bit constants more correctly.
8710 (divsi3, modsi3): Ensure positive power-of-2.
8711 (adddi3): Use new predicate. Split 32-bit constants more
8712 correctly. Re-arrange splitter to handle any constant.
8713 (subdi3): Use new predicate.
8714 (divdi3, moddi3): Ensure positive power-of-2.
8715 (movdi): Use rs6000_emit_set_const.
8716 (load_toc_v4_pic_di): Delete.
8718 2001-07-31 Graham Stott <grahams@redhat.com>
8720 * function.c (pad_below): Revert 2001-07-26 patch.
8722 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
8724 * reg-stack (convert_regs_1): Fix best edge condition.
8726 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
8728 * jump.c (duplicate_loop_exit_test): Better test for jumps
8729 entering the loop; create loop pre_header.
8731 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
8733 * doc/install.texi: Add s390 and s390x as new targets.
8734 * doc/invoke.texi: Add documentation of S/390 and zSeries
8736 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
8738 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
8740 * config/m68k/m68k.md: Replace all general_operand with
8741 nonimmediate_operand for all destinations.
8742 * config/m68k/m68k.c (not_sp_operand): Likewise.
8744 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
8746 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
8748 2001-07-30 Richard Henderson <rth@redhat.com>
8750 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
8751 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
8753 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
8755 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
8756 Add missing doc strings
8757 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
8758 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
8760 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
8762 * i386.c (ix86_output_main_function_alignment_hack): New function.
8763 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
8765 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
8766 edges by EDGE_DFS_BACK flag.
8767 (dump_edge_info): Add dfs_back flag.
8768 * basic-block.h (EDGE_DFS_BACK): New constant.
8769 (mark_dfs_back_edges): Declare.
8770 * alias.c (loop_p): Remove.
8771 (mark_constant_function): Use mark_dfs_back_edges.
8773 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
8774 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
8775 (compensate_edge): Break out from ...
8776 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
8777 (convert_regs_2): Set block_done once block is really done;
8778 Do updating of the predecesors counts.
8780 * toplev.c (rest_of_compilation): Recompute block_for_insn
8781 before post-reload cfg_cleanup.
8782 * function.c (thread_prologue_epilogue_insns):
8783 Call set_block_for_new_insns when emitting prologue directly.
8785 2001-07-30 Andreas Jaeger <aj@suse.de>
8787 * jump.c: Add prototype for mark_modified_reg.
8789 * cse.c (set_live_p): Add unused attribute.
8791 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
8793 (scan_for_source_files): Use long for count to avoid overflow.
8794 (output_data): Likewise.
8795 (output_data): Don't use string concatatenation to silence gcc
8798 * predict.c: Fix typos and grammar.
8800 * gcse.c (insert_insn_end_bb): Remove unused variables.
8802 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
8804 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
8805 (attempt_auto_inc): LIkewise.
8806 (mark_used_reg): Likewise.
8807 (try_pre_increment_1): Likewise.
8808 * regclass.c (regclass): Likewise.
8809 * global.c (allocno_compare): Update comment; change scaling factor.
8810 * local-alloc.c (QTY_CMP_PRI): Likewise.
8811 * regs.h (REG_FREQ_FROM_BB): New.
8812 (REG_FREQ_MAX): Likewise.
8814 2001-07-30 H.J. Lu <hjl@gnu.org>
8816 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
8819 2001-07-30 H.J. Lu (hjl@gnu.org)
8821 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
8822 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
8823 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
8825 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
8827 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
8828 as -mthumb-interwork when -mcpu=arm7 is specified.
8830 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8832 * predict.def (noreturn, loop branch, loop exit): Mark as first
8835 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
8837 * combine.c (try_combine): Avoid barrier after noop jumps.
8839 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8841 * cpphash.h (struct cpp_reader): Remove import_warning.
8842 * cpplib.c (skip_rest_of_line): Don't bother turning off
8844 (parse_include): Move include handling to...
8845 (do_include_common): ... here. Move import warning from...
8846 (do_import): ... here.
8847 (do_pragma_poison): Don't do a callback for poison identifiers.
8848 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
8849 * cppmain.c (setup_callbacks): Similarly.
8851 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
8853 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
8854 handle multiple sets.
8855 * except.c (sjlj_mark_call_sites): .... here.
8856 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
8858 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
8860 Suggested by Richard Henderson and Richard Kenner:
8861 * combine.c (recog_for_combine): Use the fake recog
8862 only if instruction does not match.
8863 * rtl.h (NOOP_MOVE_INSN_CODE): New.
8864 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
8866 * combine.c (try_combine): Discover noop jump as direct jump.
8868 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
8870 * df.c (df_rd_global_compute): Add successors to worklist, not
8872 (df_ru_global_compute): Ditto.
8874 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
8876 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
8877 increment REG_N_SETS.
8879 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
8881 * sbitmap.h: New prototype for sbitmap_a_xor_b.
8883 * sbitmap.c (sbitmap_a_xor_b): New function.
8884 ifdef the basic block stuff on IN_GCC.
8886 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8888 * cppexp.c (parse_defined): Always record the macro name.
8889 (lex): Don't worry about identifiers, or special-case
8891 (_cpp_parse_expr): Figure out at the end of the routine
8892 whether we saw a valid !defined() expression.
8893 * cppfiles.c (stack_include_file): Update for mi_valid.
8894 (_cpp_pop_file_buffer): Similarly.
8895 * cpplex.c (_cpp_lex_token): Similarly.
8896 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
8897 mi_if_not_defined, mi_lexed): Remove.
8899 * cpplib.c (do_if): Simplify.
8900 (do_endif, push_conditional, _cpp_handle_directive): Update
8901 for renaming of mi_state to mi_valid.
8903 * cpp.texi: Add index entries for digraphs, and add comment
8904 that C++ refers to them as alternative tokens.
8906 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
8908 * basic-block.h (CLEANUP_PRE_LOOP): New.
8909 * except.c (finish_eh_generation): Update call of cleanup_cfg.
8910 * sibcall.c (optimize_sibling_calls): Likewise.
8911 * toplev.c (rest_of_compilation): Likewise.
8912 * flow.c (try_forward_edges): Take argument MODE;
8913 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
8914 (try_optimize_cfg): Update call of try_forward_edges.
8916 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
8917 Jan Hubicka <jh@suse.cz>
8919 * (validate_replace_rtx_1): Fix simplification of MINUS.
8921 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
8923 PR preprocessor/3669
8924 * cppinit.c (init_dependency_output): Turn off dump requests
8925 if sending dependencies to stdout.
8927 2001-07-28 Richard Henderson <rth@redhat.com>
8929 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
8932 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
8934 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
8936 2001-07-28 Kazu Hirata <kazu@hxi.com>
8938 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
8939 is VAR_DECL first to prevent an ICE.
8941 2001-07-28 Richard Henderson <rth@redhat.com>
8943 * varasm.c (immed_real_const_1): Don't elide special cases for
8945 (clear_const_double_mem): Clear const_tiny_rtx too.
8947 2001-07-28 Richard Henderson <rth@redhat.com>
8949 * dwarf2out.c (dw_val_class_offset): New.
8950 (struct dw_ranges_struct, dw_ranges_ref): New.
8951 (ranges_table, ranges_table_allocated): New.
8952 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
8953 (add_AT_offset, add_ranges, output_ranges): New.
8954 (print_die, output_die): Handle dw_val_class_offset.
8955 (attr_checksum, size_of_die, value_format): Likewise.
8956 (gen_lexical_block_die): Handle non-contiguous blocks.
8957 (gen_block_die): Likewise.
8958 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
8959 if needed. Dump the ranges table.
8960 * final.c (final_start_function): Remove unnecessary notes and
8961 rebuild the block tree before numbering the blocks.
8962 * function.c (reorder_blocks_0): Walk the existing block tree
8963 to unmark all blocks.
8964 (reorder_blocks_1): Create block fragments when duplicate block
8966 (reorder_fix_fragments): New.
8967 (reorder_blocks): Call it.
8968 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
8970 2001-07-28 Richard Henderson <rth@redhat.com>
8972 * emit-rtl.c (adjust_address): Make a copy of the memory address.
8974 2001-07-28 Richard Henderson <rth@redhat.com>
8976 * flow.c (add_to_mem_set_list): New function.
8977 (init_propagate_block_info): Use it.
8978 (mark_set_1): Likewise.
8979 (insn_dead_p): Canonicalize memory address for dead store
8980 comparison. Allow wider mode stores to kill narrower mode stores.
8981 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
8982 (invalidate_mems_from_set): Don't handle MEMs.
8984 2001-07-28 Kazu Hirata <kazu@hxi.com>
8986 * config/h8300/h8300.h: Fix formatting.
8988 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
8990 * basic-block.h (EDGE_FREQUENCY): New macro.
8991 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
8993 * flow.c (find_sub_basic_blocks): Likewise.
8994 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
8995 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
8997 * predict.c (DEF_PREDICTOR): New argument FLAGS.
8998 (HITRATE): New macro.
8999 (PRED_FLAG_FIRST_MATCH): New constant.
9000 (predictor_info): New field flgags.
9001 (combine_predictions_for_insn): Use DS theory to combine
9002 probabilities; set the edge probabilities when finished.
9003 (estimate_probability): Avoid duplicated matches
9004 of LOOP_BRANCH heuristics for nested loops; update comment.
9005 * predict.def: Add flags for each prediction, set probabilities
9006 according to B&L paper.
9007 * predict.h (DEF_PREDICTOR): New argument FLAGS.
9009 * profile.c (compute_branch_probabilities): Cleanup way the edge
9010 probabilities are computed and REG_BR_PROB notes are dropped; if
9011 values does not match, emit error.
9012 (init_branch_prob): Do error instead of warning when profile driven
9013 feedback is missing or corrupt.
9015 2001-07-27 DJ Delorie <dj@redhat.com>
9017 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
9018 against a constant, try to adjust the compare to have the desired
9019 constant in it so that min/max optimizations happen more often.
9021 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9023 * flow.c (last_loop_beg_note): New function.
9024 (redirect_edge_and_branch): Use it.
9025 (split_edge): Likewise.
9027 * alias.c (loop_p): Avoid uninitialized memory access.
9029 * flow.c (try_forward_edges): Avoid accessing freed memory.
9031 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
9034 2001-07-26 Andrew Haley <aph@redhat.com>
9035 Joern Rennecke <amylaar@redhat.com>
9037 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
9038 (SUBTARGET_CPP_ENDIAN_SPEC): New.
9039 (SUBTARGET_CPP_SPEC): New.
9041 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
9042 (SUBTARGET_CPP_PTR_SPEC): New.
9043 (CPP_DEFAULT_CPU_SPEC): New.
9044 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
9045 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
9046 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
9047 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
9048 (SUBTARGET_CPP_SPEC): Define as an empty string.
9050 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9052 * doc/install.texi (Configuration): Properly link the host
9053 specific instructions also when generating HTML.
9055 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
9057 * flow.c (redirect_edge_and_branch_force): Test
9058 target->global_live_at_start.
9060 2001-07-26 Richard Henderson <rth@redhat.com>
9062 * simplify-rtx.c (avoid_constant_pool_reference): Export.
9063 * rtl.h (avoid_constant_pool_reference): Declare it.
9064 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
9065 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
9067 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
9069 * rtl.h (cleanup_barriers): Declare.
9070 * jump.c (cleanup_barriers): New function.
9071 * toplev.c (rest_of_compilation): Call cleanup_barriers
9072 before loop optimizer and after bb_reorder.
9074 * flow.c (back_edge_of_syntactic_loop_p): New.
9075 (split_edge): Use it.
9077 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9079 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
9081 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
9083 * cse.c (cse_process_notes): Replace any registers if the address
9086 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
9088 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
9089 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
9090 (propagate_block): Update prototype.
9091 * flow.c (update_life_info): Simplify the CFG and
9092 recalculate the global regs which are alive when
9093 removing dead code during a global update.
9094 (propagate_block): Return non-zero if an INSN is
9097 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9099 * Makefile.in (LIBICONV): Define.
9101 2001-07-26 Catherine Moore <clm@redhat.com>
9103 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
9104 of conditional to avoid tree checking errors.
9106 2001-07-26 Kazu Hirata <kazu@hxi.com>
9108 * regmove.c (regmove_optimize): Don't replace a reg with
9109 another reg of a different mode.
9111 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
9113 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
9114 limit length of dependency flush list.
9115 * params.h (MAX_PENDING_LIST_LENGTH): Define.
9116 * sched-int.h (struct deps): Add pending_flush_length field.
9117 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
9118 has 1 element in it.
9119 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
9120 (sched_analyze): After a jump, if the pending memory flush list is too
9121 large, flush the pending lists.
9122 (init_deps): Initialize pending_flush_length to 0.
9123 * doc/invoke.texi (max_pending_list_length): Document parameter.
9125 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
9127 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
9128 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
9129 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
9131 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9133 * cpphash.h (struct_lexer_state): Delete was_skipping.
9134 Move skipping here from struct cpp_reader.
9135 * cpplex.c (parse_identifier): Update.
9136 (_cpp_lex_token): Don't skip tokens in a directive.
9137 * cpplib.c (struct if_stack): Update.
9138 (start_directive, end_directive): Don't change skipping state.
9139 (_cpp_handle_directive): Update.
9140 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
9141 (do_else, do_endif): Update; only check for excess tokens if not
9142 in a skipped conditional block.
9143 (push_conditional): Update for new struct if_stack.
9145 2001-07-26 Graham Stott <grahams@redhat.com>
9147 * function.c (locate_and_pad_parm): Also pad initial offset
9148 so that the total argument size also includes the padding.
9150 2001-07-26 Graham Stott <grahams@redhat.com>
9152 * gensupport.c (alter_output_for_insn): Correct enable checking failure
9153 change XSTR to XTMPL.
9155 (process_one_cond_exec): Likewise
9157 2001-07-25 Richard Henderson <rth@redhat.com>
9159 * varasm.c (assemble_variable): Create DECL_RTL before setting
9162 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
9164 * predict.c (estimate_probability): Avoid duplicated predictions.
9166 * loop.c (find_and_verify_loops): Grok multiple barriers.
9168 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9170 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
9172 * dbxout.c: Consistently use putc instead of fputc.
9173 (print_wide_int): New function; call instead of direct fprintf.
9174 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
9175 (dbxout_type_fields, dbxout_type_method_1): Likewise.
9176 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
9177 (print_int_cst_octal): Likewise.
9178 (print_octal): Show we wrote characters.
9179 (dbxout_type): Set have_used_extensions in more places.
9181 2001-07-25 Catherine Moore <clm@redhat.com>
9183 * config/v850/v850.c (v850_va_arg): Use addr
9184 instead of valist to build incr.
9186 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
9188 * flow.c (delete_dead_jumptables): New function.
9189 (life_analyzis): Call it.
9190 * bb-reorder.c (skip_insns_after_block): Handle contradictory
9193 2001-07-25 Richard Henderson <rth@redhat.com>
9195 * except.c (reachable_handlers): Handle a region being removed
9196 out from under a RESX.
9198 2001-07-25 Richard Henderson <rth@redhat.com>
9200 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
9201 swap GE/GT if it is an fp comparison.
9203 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
9205 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
9208 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
9210 * ssa.c (rename_insn_1): Do not wrap an assignment to a
9211 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
9214 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
9216 (visit_expression): When attempting to simplify an expression,
9217 retrieve any modes for arguments before they are simplified
9220 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
9221 Janis Johnson <janis@us.ibm.com>
9223 * stmt.c (expand_goto): A nonlocal goto can be a call too.
9224 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
9225 pointer parameters to match documented usage of nonlocal_goto.
9226 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
9227 parameters to their correct order.
9228 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
9229 parameters to their correct order.
9231 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
9233 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
9235 2001-07-25 Jan Hubicka <jh@suse.cz>
9236 Richard Henderson <rth@redhat.com>
9238 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
9240 (make_edges): New argument update_p; populate the edge cache if set.
9241 (find_basic_blocks): Update make_edges invocation.
9243 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9245 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
9247 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9249 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
9250 -Acpu and -Amachine.h.
9251 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
9252 Corrected header to say ELF not a.out.
9253 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
9254 when given -msoft-float.
9256 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9258 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
9259 extra multilib parts like arm-elf.
9260 (i960-*-coff*, i960-*-rtems): Should not use collect2.
9261 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
9262 crtfini.o as extra multilib parts.
9264 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9266 * configure.in: Add rtems as a supported thread model.
9267 * gthr-rtems.h: Add missing entry point __gthread_active_p.
9268 * configure: Rebuilt.
9270 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
9272 * stor-layout.c (get_mode_alignment): make it work when
9273 BITS_PER_UNIT is not a power of two.
9274 * builtins.c (get_pointer_alignment): Likewise.
9276 2001-07-24 Richard Henderson <rth@redhat.com>
9278 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
9279 the retrieved constant into the expected mode.
9281 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9283 * flow.c (try_simplify_condjump): Avoid duplicated edges.
9284 (verify_flow_info): Check for duplicated edges; clarify
9287 * flow.c (block_label): Update basic_block_for_insn.
9288 (commit_edge_insertions): Call compute_bb_for_insn.
9290 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
9293 * flow.c (redirect_edge_and_branch,
9294 try_optimize_cfg): Use redirect_edge_succ_nodup
9295 (redirect_edge_succ_nodup): New.
9296 * basic_block.h (redirect_edge_succ_nodup): Declare.
9298 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
9301 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
9303 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
9304 (try_crossjump_to_edge): Update commetns.
9305 (try_crossjump_bb): Likewise.
9307 2001-07-24 Richard Henderson <rth@redhat.com>
9309 * combine.c (distribute_notes): Move set of need_refresh
9310 for noop_move_p down to catch all cases.
9312 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
9314 * recog.c (split_all_insns_noflow): New.
9315 * rtl.h (split_all_insns_noflow): Declare.
9316 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
9317 * m68hc11.c (m68hc11_reorg): Likewise.
9318 * sh.c (machine_dependent_reorg): Likewise.
9319 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
9322 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
9324 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
9325 (ashlsi3_n splitter): Likewise.
9326 (lshrsi3_n splitter): Likewise.
9328 (GOTaddr2picreg): Make const SImode.
9329 (sym_label2reg): Likewise.
9330 (symGOT2reg): Likewise.
9331 (symGOTOFF2reg) Likewise.
9333 (casesi_worker_0): Make unspec SImode.
9335 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
9337 * config/sh/sh.c (barrier_align): Check that an operand really is
9338 an insn before extracting its INSN_CODE.
9340 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
9342 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
9345 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
9346 for SImode to prevent overflow.
9348 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9350 * config/mips/irix6-libc-compat.c: New file.
9351 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
9352 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
9355 2001-07-24 lars brinkhoff <lars@nocrew.org>
9357 * rtl.texi (REG_POINTER): Document.
9358 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
9359 QFmode, HFmode, TQFmode, QCmode, and HCmode.
9361 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
9363 * flow.c (delete_noop_moves): Do not confuse libcall regions.
9365 2001-07-23 Richard Henderson <rth@redhat.com>
9367 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
9369 2001-07-23 Kazu Hirata <kazu@hxi.com>
9371 * config/h8300/h8300-protos.h: Add a prototype for
9372 general_operand_dst_push.
9373 * config/h8300/h8300.c (general_operand_dst_push): New.
9374 * config/h8300/h8300.h (OK_FOR_T): New.
9375 (EXTRA_CONSTRAINT): Use it.
9376 * config/h8300/h8300.md (movqi_push): Remove and integrate into
9377 the existing movqi pattern.
9378 (movhi_push): Likewise.
9380 * reload.c: Fix comment typos.
9382 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
9384 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
9386 2001-07-23 H.J. Lu (hjl@gnu.org)
9388 * doc/extend.texi: Update __builtin_return_address and
9389 __builtin_frame_address.
9391 2001-07-23 Richard Henderson <rth@redhat.com>
9393 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
9395 * config/i386/i386.md: New setcc+movzbl peephole2.
9397 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9399 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
9400 * objc/objc-act.c: Include debug.h.
9401 (synth_module_prologue): Save and restore debug hooks too.
9403 2001-07-23 lars brinkhoff <lars@nocrew.org>
9405 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
9406 and C4X_FLOAT_FORMAT.
9407 (BOOL_TYPE_SIZE): Document.
9409 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
9411 * unroll.c (loop_iterations): Fix miscalculation of initial
9414 2001-07-13 Andrew Haley <aph@redhat.com>
9416 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
9417 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
9418 * config/sh/sh.c (sh_can_redirect_branch): New function.
9419 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
9420 * reorg.c (steal_delay_list_from_target): Use
9421 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
9423 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
9425 * flow.c (try_simplify_condjump): Unlink insn chain on
9426 fallthru edge; use can_fallthru.
9428 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
9430 * basic-block.h (find_sub_basic_block): Declare.
9431 * flow.c (make_edges): New arguments MIN and MAX;
9432 (find_sub_basic_blocks): Revamp to use make_edges
9433 and purge_dead_edges.
9434 (find_basic_blocks): Update call of find_sub_basic_block.
9436 * recog.c (split_all_insns): Always expect CFG to be consistent;
9437 call find_sub_basic_blocks in case something has changed.
9438 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
9441 * basic-block.h (delete_noop_moves): Declare.
9442 * combine.c (combine_instructions): Call it.
9443 (recog_for_combine): Tolerate noop moves
9444 (distribute_notes): Force refresh when register dies at noop move.
9445 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
9447 (life_analysis): Update delete_noop_moves call.
9448 (set_noop_p): Move too ...
9449 * rtlanal.c (noop_move_p): ... here.
9450 * rtl.h (noop_move_p): Declare.
9452 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
9453 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
9455 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
9456 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
9458 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
9460 * reload.c (push_reload): Fix typo in comment.
9461 (find_reloads_address): Ditto.
9462 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
9464 2001-07-22 Richard Henderson <rth@redhat.com>
9466 * flow.c: Grammar check and clarify a lot of comments.
9467 (try_simplify_condjump): Rename variables to be clearer.
9468 (try_forward_edges): Skip complex and fallthru edges.
9469 Rearrange tests to avoid duplicate checks.
9470 (flow_find_cross_jump): Likewise.
9471 (outgoing_edges_match): Allow match if neither branch has
9472 probability data. Loosen probability match to 5%.
9473 (try_crossjump_to_edge): Hoist repeated indirection into
9475 (try_crossjump_bb): Don't check complex edges. Eliminate
9476 redundant crossjump tests.
9477 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
9478 checks before more expensive checks.
9480 2001-07-22 Richard Henderson <rth@redhat.com>
9482 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
9483 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
9486 2001-07-22 Richard Henderson <rth@redhat.com>
9488 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
9489 (const_sint32_operand): Likewise.
9490 * m68k.md (anon mulsi pattern): Use const_int_operand not
9491 const_sint32_operand.
9492 (umulsi3_highpart): Zero extend a constant input.
9493 (smulsi3_highpart): Don't bother checking SImode constant.
9494 (const_umulsi3_highpart): Give op3 DImode.
9495 (const_smulsi3_highpart): Likewise.
9497 2001-07-22 Richard Henderson <rth@redhat.com>
9499 * flow.c (split_block): Make sure bb_note is included in the
9500 new block when splitting before a label.
9502 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
9504 * basic-block.h (redirect_edge_and_branch_force,
9505 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
9506 * flow.c (redirect_edge_and_branch_force,
9507 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
9508 (redirect_edge_and_branch_force): Fix copying of lifeness information.
9509 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
9510 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
9511 instead of label; update CFG after transformation.
9512 (find_if_case_1): Update call, use redirect_edge_and_branch_force
9513 for finishing the transformation; handle even case where ELSE
9514 does not follow THEN.
9515 (find_if_case_2): Update call of dead_or_predictable; simplify
9518 * emit-rtl.c (split_branch_probability): New global variable.
9519 (try_split): Take care to set split_branch_probability and
9520 create REG_BR_PROB note for new jump insns.
9521 * md.texi (define_split): Document new feature.
9523 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
9525 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
9527 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
9528 (asm_out_file): Remove redundant declaration.
9529 (assemble_asm): Remove old #if 0 block.
9530 (assemble_variable): Remove end of function; debug output is
9531 now handled with global_decl. Remove old #if 0 block. Update.
9532 Remove saved_in_section and associated no-op code.
9533 * Makefile.in (varasm.o): Correct dependencies.
9535 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
9537 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9538 the definition in defaults.h.
9540 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
9542 * jump.c: Update comments.
9543 (delete_barrier_successors, delete_unreferenced_labels,
9544 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
9545 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
9546 jump_optimize, jump_optimize_minimal): Kill.
9547 (rebuild_jump_labels): Move code from jump_optimize_1.
9548 (purge_line_number_notes): Likewise.
9549 (copy_loop_headers): Likewise.
9550 * reg-stack.c: Update comment.
9552 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
9553 JUMP_AFTER_REGSCAN): Kill.
9554 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
9555 purge_line_number_notes and copy_loop_headers.
9557 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
9558 Richard Henderson <rth@redhat.com>
9560 * dbxout.c (dbxout_global_decl): New.
9561 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
9562 * sdbout.c (sdbout_finish): New.
9563 (sdbout_debug_hooks): Use it, add comments.
9564 (sdbout_global_decl): Defer initialised public vars to
9566 * varasm.c (assemble_variable): Don't output debug information
9567 for file-scope variables.
9569 2001-07-22 Richard Henderson <rth@redhat.com>
9571 * config/alpha/alpha.c (get_trap_mode_suffix): New.
9572 (get_round_mode_suffix): New.
9573 (print_operand): Use them for [/]. Remove support for [&'`()+].
9574 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
9575 * config/alpha/alpha.md (attr round_suffix): New.
9576 (attr trap_suffix): New.
9577 (all insns): Set them appropriately. Use %/ instead of the
9580 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9582 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
9584 2001-07-22 Richard Henderson <rth@redhat.com>
9586 * regrename.c (regrename_optimize): Compute nregs for each
9587 potential target register.
9589 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
9590 Richard Henderson <rth@redhat.com>
9592 * dbxout.c (dbxout_global_decl): New.
9593 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
9594 * sdbout.c (sdbout_finish): New.
9595 (sdbout_debug_hooks): Use it, add comments.
9596 (sdbout_global_decl): Defer initialised public vars to
9598 * varasm.c (assemble_variable): Don't output debug information
9599 for file-scope variables.
9601 2001-07-21 H.J. Lu (hjl@gnu.org)
9603 * config/mips/mips.c (mips_cpu): Moved into ...
9604 (override_options): Here.
9606 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
9608 (mips_cpu): Removed.
9610 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9612 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
9613 ("iorqi3"): Likewise.
9614 ("xorqi3"): Likewise.
9615 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
9616 ("*subhi3_sp): Likewise.
9617 ("*subhi3"): Likewise.
9618 ("extendhisi2"): Accept D, X and Y as source operand to avoid
9621 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
9623 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
9624 * config/freebsd.h: Likewise.
9625 * config/linux.h: Likewise.
9626 * config/openbsd.h: Likewise.
9627 * config/alpha/linux-elf.h: Likewise.
9628 * config/arm/linux-elf.h: Likewise.
9629 * config/d30v/d30v.h: Likewise.
9630 * config/fr30/fr30.h: Likewise.
9631 * config/ia64/aix.h: Likewise.
9632 * config/ia64/ia64.h: Likewise.
9633 * config/mips/linux.h: Likewise.
9634 * config/pj/pj.h: Likewise.
9635 * config/rs6000/linux.h: Likewise.
9636 * config/sparc/linux.h: Likewise.
9637 * config/sparc/linux64.h: Likewise.
9639 2001-07-20 Bruce Korb <bkorb@gnu.org>
9641 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
9642 because getc() and char* may disagree on signedness.
9644 2001-07-20 Richard Henderson <rth@redhat.com>
9646 * doc/rtl.texi (REG_DEAD): Update for current semantics.
9648 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
9649 insns to delete in the presence of cc0 in a jump insn.
9651 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
9652 Jan Hubicka <jh@suse.cz>
9654 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
9655 of doing the change by hand.
9657 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9659 * rtlanal.c (set_noop_p): Return true for noop jumps.
9661 * expr.c (emit_single_push_insn): Add call to push expander.
9662 * expr.h (optab_index): Add OTI_push
9663 (push_optab): New constant.
9664 * genopinit.c (optabs): Add push_optab.
9665 * optabs.c (init_optab): Init push optab.
9666 * md.texi (push??1): Document
9668 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9670 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
9671 expand to emit the pattern; put a REG_INC note for push/pop
9673 ("movdf", "movdf_internal"): Likewise.
9674 ("movsi", "movsi_internal"): Likewise.
9675 ("movsf", "movsf_internal"): Likewise.
9676 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
9678 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9680 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
9683 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
9685 * params.def: Change default max inline insns to 100.
9687 2001-07-20 Diego Novillo <dnovillo@redhat.com>
9689 * combine.c (combine_simplify_rtx): Generate a new shift operation
9690 when simplifying the first operand of a (neg (ashift)) expression.
9692 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
9694 * regclass.c (N_REG_INTS): Use only 32 bits per element.
9696 2001-07-20 Kelley Cook <kelley.cook@home.com>
9698 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
9699 information. Move rest into ...
9700 (*-*-solaris): ... here. Eliminate redundant information and
9701 reword necessary packages section. Delete 4.x assembler bug info.
9702 (sparc-sun-*): Merge into ...
9703 (sparc-sun-sunos*): here.
9705 2001-07-20 Catherine Moore <clm@redhat.com>
9707 * config/v850/v850.md (casesi): Generate LABEL_REF
9710 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
9712 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
9713 * i386.c (ix86_zero_extend_to_Pmode): Make global.
9714 * i386.md (strclrsi expander): Use it.
9716 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9718 * integrate.c (copy_insn_list): handle
9719 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
9720 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
9721 identically as to CODE_LABEL.
9723 * fold-const (fold): Convert A/B/C to A/(B*C) and
9726 * except.c (connect_post_landing_pads): Delete the RESX insns.
9728 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
9730 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
9732 * config/mips/mips.md (nmadd/nmsub): Use macro.
9734 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
9736 * cppinit.c (remove_dup_dir): Make static.
9737 (remove_dup_dirs): Make static. Only warn about preempting a
9738 system directory with a non-system directory.
9740 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
9742 * ifcvt.c (noce_try_store_flag_constants): Correct order
9743 of parameters to trunc_int_for_mode.
9745 2001-07-19 Mark Mitchell <mark@codesourcery.com>
9747 * reorg.c (fill_simple_delay_slots): If an instruction might throw
9748 an exception that will be caught within this function, do not fill
9749 its delay slot with any subsequent instruction.
9751 2001-07-19 Steve Ellcey <sje@cup.hp.com>
9753 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
9754 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
9755 pointer extension instruction.
9756 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
9757 * simplify-rtx.c (simplify_unary_operation) Likewise.
9758 * explow.c (convert_memory_address) Check value of
9759 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
9761 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
9762 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
9763 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
9764 Add Multilib Support.
9765 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
9766 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
9767 Add Multilib Support.
9768 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
9770 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
9771 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
9772 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
9774 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
9776 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
9777 old and new operands in `<', `3' and `b'.
9779 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
9781 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
9782 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
9783 (toplev.o): Don't depend on xcoffout.h.
9784 * c-decl.c: Include debug.h
9785 (duplicate_decls): Use debug hook.
9786 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
9787 (dbx_debug_hooks, xcoff_debug_hooks): Update.
9788 (dbxout_types): Remove.
9789 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
9790 * debug.c (do_nothing_debug_hooks): Update.
9791 (debug_true_tree, debug_nothing_rtx): New.
9792 * debug.h (struct rtx_def): New.
9793 (struct gcc_debug_hooks): New hooks ignore_block,
9794 outlining_inline_function and label.
9795 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
9796 dwarf2out_frame_finish): New.
9797 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
9798 Make static, update prototype.
9799 (dwarf2_debug_hooks): Update.
9800 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
9801 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
9802 * dwarfout.c (dwarf_debug_hooks): Update.
9803 * emit-rtl.c: Include debug.h.
9804 (remove_unnecessary_notes): Use debug hook.
9805 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
9806 (final_scan_insn): Use debug hook.
9807 * integrate.c (output_inline_function): Use debug hook.
9808 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
9809 (sdb_debug_hooks): Update.
9810 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
9811 * toplev.c: Don't include xcoffout.h.
9812 (note_outlining_of_inline_function, debug_ignore_block): Remove.
9813 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
9815 * tree.h (dwarf2out_do_frame): Remove.
9817 2001-07-19 Catherine Moore <clm@cygnus.com>
9819 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
9821 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
9823 * reload1.c (eliminate_regs_in_insn): When updating a set
9824 to the frame pointer to the hardware frame pointer, perform
9825 the update always not just when REPLACE is set.
9827 * reload1.c (choose_reload_regs): Don't inherit a reload
9828 that crosses multiple registers if registers past the first
9829 don't fit in the desired class.
9831 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
9832 when negating constants.
9834 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
9836 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
9837 * doc/tree.texi: Ditto.
9839 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
9840 Jakub Jelinek <jakub@redhat.com>
9842 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
9843 (extract_cie_info): Handle "eh" augmentation properly,
9845 (struct frame_state, __frame_state_for): New.
9847 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9849 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
9850 HANDLE_SYSV_PRAGMA): Define.
9851 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
9853 (copy_object): Caller changed.
9855 2001-07-19 Andreas Schwab <schwab@suse.de>
9857 * configure.in (assembler dwarf2 debug_line support): Define nop
9859 * configure: Regenerated.
9861 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
9863 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
9865 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
9866 to conditionally compiled block.
9867 (dbx_debug_hooks, xcoff_debug_hooks): Update.
9868 * dbxout.h (dbxout_function): Remove.
9869 * debug.c (do_nothing_debug_hooks): Update.
9870 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
9871 global_decl, deferred_inline_function.
9872 * dwarf2out.c (dwarf2_debug_hooks): Update.
9873 (dwarf2out_global_decl): New.
9874 * dwarfout.c: Don't include dwarfout.h.
9875 (dwarfout_global_decl, dwarfout_function_decl,
9876 dwarfout_deferred_inline_function): New.
9877 (dwarf_debug_hooks): Update.
9878 * dwarfout.h: Remove.
9879 * final.c: Don't include dwarfout.h.
9880 * sdbout.c (sdbout_global_decl): New.
9881 (sdbout_debug_hooks): Update.
9882 * toplev.c: Don't include dwarfout.h.
9883 (check_global_declarations, rest_of_compilation): Use new debug hooks.
9884 (note_deferral_of_defined_inline_function): Remove.
9885 * toplev.h (note_deferral_of_defined_inline_function): Remove.
9886 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
9887 * ch/lex.c: Don't include dwarfout.h.
9888 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
9889 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
9890 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
9891 * cp/optimize.c: Include debug.h.
9892 (maybe_clone_body): Use debug hook.
9893 * cp/semantics.c: Include debug.h.
9894 (expand_body): Use debug hook.
9895 * po/POTFILES.in: Remove dwarfout.h.
9897 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
9899 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
9900 * c-parse.in (yyerror, _yylex): Similarly.
9901 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
9902 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
9904 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
9905 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
9907 2001-07-18 Jeff Sturm <jsturm@one-point.com>
9909 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
9910 in-class declaration at -g1. Fixes c++/2814.
9912 2001-07-18 Richard Henderson <rth@redhat.com>
9914 * doc/md.texi (reload_in/out): Document restrictions in predicates
9915 and constraints for these patterns. Document empty string matching
9918 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9920 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
9922 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
9924 * cse.c: Undo my previous patch.
9926 2001-07-18 Tom Tromey <tromey@redhat.com>
9929 * configure: Rebuilt.
9930 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
9932 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
9934 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
9935 Jan Hubicka <jh@suse.cz>
9937 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
9938 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
9939 * jump.c (mark_jump_label): Do not forward branches.
9941 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
9943 * cse.c (delete_trivially_dead_insns): Delete the libcall block
9944 when return value is unused.
9946 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9948 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
9950 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
9952 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
9953 on error. We can't blindly return the result of
9954 pthread_mutex_trylock because it returns a positive number on
9955 error, while we must return -1 on error.
9956 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
9958 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
9960 2001-07-18 Andreas Jaeger <aj@suse.de>
9962 * integrate.c (output_inline_function): Correct type of debug_hooks.
9964 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
9966 * combine.c (combine_simplify_rtx): DIV can be treated
9967 associatively for floats if unsafe math optimisations are enabled.
9969 2001-07-17 Richard Henderson <rth@redhat.com>
9971 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
9973 2001-07-17 Richard Henderson <rth@redhat.com>
9975 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
9976 don't force the function address into a register.
9977 (expand_call, emit_library_call_value_1): Update callers.
9978 * builtins.c (expand_builtin_apply): Likewise.
9979 * expr.h (prepare_call_address): Update decl.
9981 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
9983 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
9985 * config/i386/chorus.h: Move up.
9986 * config/sparc/chorus.h: Likewise.
9987 * config/rs6000/chorus.h: Likewise.
9988 * config/chorus.h: Moved here.
9990 2001-07-17 Andreas Schwab <schwab@suse.de>
9992 * configure.in (assembler eh_frame optimization): Handle big
9994 * configure: Regenerated.
9996 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
9998 * expr.c (epxand_expr): Convert divisions into multiplications by
9999 reciprocals if -ffast-math.
10001 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
10003 * dbxout.c (dbxout_really_begin_function): Rename to
10004 dbxout_begin_function.
10005 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10006 (dbxout_begin_function): Remove.
10007 (dbxout_function): Update.
10008 (dbxout_source_line): Update prototype.
10009 * dbxout.h (dbxout_begin_function): Remove.
10010 * debug.c (do_nothing_debug_hooks): Update.
10011 (debug_nothing_tree): Update.
10012 (debug_nothing_charstar_rtx): Remove.
10013 * debug.h (union tree_node): Declare.
10014 (struct rtx_def): Remove.
10015 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
10016 begin_function. Change source_line prototype.
10017 (debug_nothing_tree): New.
10018 (debug_nothing_charstar_rtx): Delete.
10019 (dwarf2out_begin_prologue): Moved from ...
10020 * tree.h: ... here.
10021 * dwarf2out.c (dwarf2_debug_hooks): Update.
10022 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
10023 debug info, call dwarf2out_source_line.
10024 (dwarf2out_souce_line): Update prototype.
10025 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
10026 Change prototype, make static.
10027 (dwarfout_source_line): Update prototype.
10028 (dwarf_debug_hooks): Update.
10029 * dwarfout.h (dwarfout_begin_function): Remove.
10030 * final.c (final_start_function, final_scan_insn): Use appropriate
10031 debug hooks, update to use notice_source_line.
10032 (output_source_line): Rename notice_source_line. Don't call the
10033 source_line debug hook.
10034 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
10035 make static, update prototype.
10036 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
10038 (sdbout_end_prologue): New.
10039 (sdbout_source_line): Update prototype.
10040 (sdbout_debug_hooks): Update.
10041 (sdbout_symbol): Remove unused var.
10042 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
10044 * varasm.c: Include debug.h.
10045 (assemble_start_function): Use begin_function debug_hook.
10046 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
10047 update with prototype.
10048 (xcoffout_source_line): Update prototype.
10049 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
10051 (xcoffout_source_line): Update prototype.
10053 2001-07-17 Richard Henderson <rth@redhat.com>
10055 * c-typeck.c (build_binary_op): Do not shorten unsigned
10056 right shift after sign extension.
10058 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
10060 * combine.c (combine_simplify_rtx): Attempt to simplify
10061 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
10063 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
10064 (simplify_binary_operation, simplify_unary_operation,
10065 simplify_relational_operation): Use it.
10067 * combine.c (combine_simplify_rtx): Don't do associative law
10068 on divisions; allow associative law on floats.
10070 2001-07-17 H.J. Lu <hjl@gnu.org>
10071 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10073 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
10074 ASM_OUTPUT_WEAK_ALIAS are defined.
10075 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
10076 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
10078 * config/mips/iris5.h: ... here.
10079 (HANDLE_SYSV_PRAGMA): Defined as 1.
10080 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
10081 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
10084 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
10086 * c-parse.in (all_prefix_attributes): New variable.
10087 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
10088 (maybe_resetattrs): New production.
10089 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
10090 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
10091 notype_initdcl, nested_function, notype_nested_function,
10092 component_decl, components, components_notype,
10093 component_declarator, component_notype_declarator,
10094 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
10095 ivars, mydecl, myparm): Update. Avoid prefix attributes just
10096 after a comma being applied to more than one declarator.
10097 * doc/extend.texi (Attribute Syntax): Update. Remove
10098 documentation of bugs that are no longer present.
10100 2001-07-13 Eric Christopher <echristo@redhat.com>
10102 * config/mips/mips.h: Change TUNE_MIPS* options to use
10104 (EXTRA_SPECS): Add cc1_cpu_spec.
10105 * config/mips/mips.md (muldf3): Fix typo.
10107 2001-07-16 Richard Henderson <rth@redhat.com>
10109 * config/m68k/m68k.c: Include expr.h and reload.h.
10110 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
10111 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
10113 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
10114 Richard Henderson <rth@redhat.com>
10116 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
10117 (insn_live_p): Fix fall off end of function.
10118 (dead_libcall_p): Remove COUNTS argument; update callers.
10119 (delete_trivially_dead_insns): Remove unused variables.
10121 2001-07-17 Andreas Jaeger <aj@suse.de>
10123 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
10124 x86-64 pic support.
10126 * lcm.c (optimize_mode_switching): Avoid warning for unused
10127 variable if !NORMAL_MODE.
10129 * flow.c (try_crossjump_to_edge): Remove unused variable.
10131 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
10133 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
10134 atexit declaration in stdlib.h.
10136 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
10138 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
10140 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10142 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
10143 * except.c (finish_eh_generation): Update call of cleanup_cfg;
10144 do rebuild_jump_labels instead of jump_optimize
10145 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
10146 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
10147 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
10149 * flow.c: Include timevar.h
10150 (find_basic_block): Push/pop timevar;
10151 (cleanup_cfg): Likewise.
10152 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
10153 * Makefile: Add dependencies on timevar.h
10155 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
10156 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
10158 * rtl.h (delete_trivially_dead_insns): Add new parameter.
10159 * toplev.c (rest_of_compilation): Update calls.
10160 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
10161 (delete_trivially_dead_insns): ... here; accept new argument
10162 preserve_basic_blocks; preserve basic blocks if set.
10164 * reg-stack.c (stack_regs_mentioned): Return 0 if
10165 stack_regs_mentioned_data is not initialized.
10166 (reg_to_stack): Make stack_regs_mentioned survive after the
10167 reg-stack is completted; do not call cleanup_cfg.
10168 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
10169 make cleanup_cfg after bb-reorder to output to debug file.
10171 2001-07-16 Richard Henderson <rth@redhat.com>
10173 * regclass.c (init_reg_sets): Use only 32 bits per initializer
10174 from int_reg_class_contents.
10176 2001-07-16 Richard Henderson <rth@redhat.com>
10178 * hard-reg-set.h (regs_invalidated_by_call): Declare.
10179 * regclass.c (regs_invalidated_by_call): Move from cse.c.
10180 (init_reg_sets_1): Move initialization from cse_main.
10181 * cse.c (regs_invalidated_by_call): Move to regclass.c.
10182 (cse_main): Move its initialization also.
10183 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
10184 * flow.c (propagate_one_insn): Likewise.
10185 * gcse.c (compute_hash_table): Likewise.
10186 (compute_kill_rd, compute_store_table): Likewise.
10187 * sched-deps.c (sched_analyze_1): Likewise.
10189 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
10191 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
10194 2001-07-16 Steve Ellcey <sje@cup.hp.com>
10196 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
10197 in if statement so we don't access undefined memory.
10199 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
10201 * gcse.c: Update comment at top.
10202 Update comment on mem handling.
10203 mem_last_set, mem_first_set, mem_set_in_block: gone.
10204 Declaration of reg_set_info: gone.
10205 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
10206 pointless with load_killed_in_block_p (they are *more*
10207 conservative then it, not less, and less accurate).
10208 (oprs_not_set_p): Ditto.
10209 (alloc_gcse_mem): Don't allocate mem_set_in_block
10210 (free_gcse_mem): Don't free it, either.
10211 (record_last_mem_set_info): Update comment in front, remove
10212 mem_*set_* stuff. Note the reason we don't handle stores directly
10214 (compute_hash_table): Update comments to reflect reality. Remove
10215 mem_*set_* references.
10216 (reset_opr_set_tables): Remove mem_*set_* references.
10217 (mark_call): Ditto.
10218 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
10219 (mark_clobber): Ditto (on both parts, we double set here too).
10220 (expr_killed_p): Remove mem_set_in_block test.
10221 (compute_transp): Remove mem_set_in_block test.
10223 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
10224 of edge, and removal of phi alternative to dump file.
10225 (ssa_ccp_substitute_constants): Add note about register now being
10226 constant, and which uses were replaced in what insns to dump file.
10228 2001-07-16 Andreas Jaeger <aj@suse.de>
10230 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
10231 variables of type HOST_WIDEST_INT.
10233 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
10234 (__bb_exit_func): Correct type of count_max to avoid overflow.
10235 (num_digits): Handle long long argument.
10237 * combine.c (gen_lowpart_for_combine): Remove unused variable.
10239 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10241 * output.h (sdb_begin_function_line): Restore as an extern
10243 * sdbout.c (sdb_begin_function_line): Make extern.
10245 2001-07-15 Richard Henderson <rth@redhat.com>
10247 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
10248 * genrecog.c (maybe_both_true_mode): New.
10249 (maybe_both_true_2): Use it.
10250 (write_switch): Don't put Pmode in a switch.
10251 * rtl.c (mode arrays): Don't explicitly size them.
10253 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10255 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
10256 handling; move unconditional splitting before mode switching.
10258 * i386.md (type): Add fistp type.
10259 (i387, length_attr, scheduling definitions): Handle this type.
10260 (fix_trunc?f?i2): Revamp to use mode switching.
10261 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
10262 * i386.h (fp_cw_mode): New enum
10263 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
10264 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
10266 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10268 * Makefile.in (integrate.o): Add debug.h.
10269 * integrate.c (debug.h): Add.
10270 (output_inline_function): Save, reset, and restore debug_hooks.
10272 2001-07-15 Richard Henderson <rth@redhat.com>
10274 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
10275 instead of COMPARE for the EQUIV expression.
10277 2001-07-15 Richard Henderson <rth@redhat.com>
10279 * flow.c (redirect_edge_and_branch_force): Initialize
10280 global_live_at_start and global_live_at_end.
10281 (allocate_bb_life_data): Export.
10282 * basic-block.h (allocate_bb_life_data): Declare.
10283 * toplev.c (rest_of_compilation): Call it.
10285 2001-07-15 Richard Henderson <rth@redhat.com>
10287 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
10288 (alpha_tablejump_best_label): New.
10289 * config/alpha/alpha-protos.h: Declare them.
10290 * config/alpha/alpha.md: Use braced strings for code blocks.
10291 (tablejump_osf): Break out add with r29.
10292 (tablejump_osf_internal): Remove.
10293 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
10294 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
10296 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
10298 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
10301 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
10303 * i386-protos.h (ix86_split_fp_branch): Update prototype.
10304 (ix86_fp_jump_nontrivial_p): New.
10305 * i386.md (fp_jcc_?): Update call of split_fp_branch;
10306 use ix86_fp_jump_nontrivial_p.
10307 * i386.c (ix86_fp_jump_nontrivial_p): New.
10308 (ix86_split_fp_branch): Accept code instead of rtx.
10309 (ix86_expand_compare): Expand comparison early in case
10310 doing so is resonably cheap.
10312 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
10314 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
10316 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
10317 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
10319 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
10321 * dbxout.c (dbxout_source_line): Make static, update prototype.
10322 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
10323 (dbxout_init, dbxout_finish, dbxout_source_line,
10324 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
10325 * dbxout.h (dbxout_source_line): Delete.
10326 * debug.c (debug_nothing_file, debug_nothing_file_int,
10327 debug_nothing_file_charstar_rtx): New.
10328 (do_nothing_debug_hooks): Update.
10329 (debug_nothing_void, debug_nothing_charstar_rtx,
10330 dwarf2out_end_epilogue): New.
10331 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
10332 * debug.h (struct rtx_def): Declare.
10333 (gcc_debug_hooks): New hooks source_line, end_epilogue
10335 (debug_nothing_void, debug_nothing_charstar_rtx,
10336 dwarf2out_end_epilogue): New.
10337 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
10338 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
10339 (dwarf2_debug_hooks): Update.
10340 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
10341 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
10342 * dwarf2out.h (dwarf2out_source_line): Remove.
10343 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
10344 Make static, update prototype.
10345 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
10346 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
10347 (dwarf_debug_hooks): Update.
10348 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
10349 dwarfout_end_function): Remove.
10350 * final.c (profile_function): Use debug hooks for ending functions
10352 (output_source_line, final_end_function): Update prototype,
10354 (final_start_function, final_scan_insn): Update.
10355 * output.h (sdb_begin_function_line): Remove.
10356 (final_end_function): Update prototype.
10357 * sdbout.c (sdb_begin_function_line): Make static.
10358 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
10359 (sdbout_source_line): New.
10360 (sdbout_end_epilogue, sdbout_end_function): Make static, update
10362 (sdb_debug_hooks): Update.
10363 (sdbout_init, sdbout_source_line,
10364 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
10365 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
10366 * toplev.c (compile_file, rest_of_compilation): Update.
10367 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
10368 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
10369 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
10370 Update for prototype changes.
10371 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
10372 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
10374 2001-07-15 Richard Henderson <rth@redhat.com>
10376 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
10377 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
10378 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
10379 * config/alpha/alpha.c: Likewise.
10380 * config/alpha/alpha.md: Likewise.
10381 * config/alpha/alpha32.h: Likewise.
10382 * config/alpha/vms.h: Likewise.
10383 (OPEN_VMS): Remove.
10385 2001-07-14 Richard Henderson <rth@redhat.com>
10387 * config/alpha/alpha.md: Use define_constants for unspec values.
10388 Substitute throughout.
10390 2001-07-14 Tim Josling <tej@melbpc.org.au>
10392 * tree.def (EXPON_EXPR) remove. Never supported anyway.
10394 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
10396 * pa.md: Remove unused constraints from define_split's.
10398 2001-04-14 Richard Henderson <rth@redhat.com>
10400 * ifcvt.c (find_cond_trap): Test for exit block.
10402 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
10404 Re-install recently reverted patch.
10405 * emit-rtl.c (try_split): Update mark_jump_label call.
10406 * flow.c (find_sub_basic_blocks): Likewise.
10407 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
10408 jump_back_p): Kill.
10409 (mark_all_labels): Kill second parameter.
10410 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
10411 (rebuild_jump_labels, jump_optimize_minimal): Update call
10412 of jump_optimize_1.
10413 (jump_optimize_1): Kill crossjumping code.
10414 (mark_jump_label): Kill cross_jump parameter.
10415 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
10416 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
10417 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
10419 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
10421 (dump_file_info): Likewise.
10422 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
10423 reorganize passes to do reg-stack first, bb-reorder second.
10424 * invoke.texi (-d letters doc): Remove the jump2 pass.
10426 2001-07-14 Richard Henderson <rth@redhat.com>
10428 * ifcvt.c (find_cond_trap): New.
10429 (find_if_header): Call it.
10430 (merge_if_block): Relax existing jump sanity check.
10431 * jump.c (jump_optimize_1): Remove conditional trap handling.
10433 2001-07-14 Alan Modra <amodra@bigpond.net.au>
10435 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
10437 (insn_refs_are_delayed): Correct comment.
10438 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
10439 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
10440 instead of r31. Make associated insn !TARGET_64BIT, and
10441 provide an additional 64-bit insn that clobbers r2.
10442 (divsi3): Likewise.
10443 (udivsi3): Likewise.
10444 (modsi3): Likewise.
10445 (umodsi3): Likewise.
10447 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
10449 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
10451 * flow.c (redirect_edge_and_branch_force, split_edge,
10452 try_crossjump_to_edge): Use set_block_for_new_insns.
10453 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
10455 2001-07-13 H.J. Lu (hjl@gnu.org)
10457 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
10460 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
10462 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
10464 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
10466 * c-common.c (decl_attributes): Take a pointer to the node to
10467 which attributes are to be attached, and a flags argument.
10468 * c-common.h (enum attribute_flags): New.
10469 (decl_attributes): Update prototype.
10470 * c-decl.c (start_decl, push_parm_decl, finish_struct,
10471 finish_enum, start_function): Update calls to decl_attributes.
10472 * c-parse.in (component_declarator, component_notype_declarator,
10473 label): Update calls to decl_attributes.
10475 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
10477 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
10478 * config/avr/avr.c (legitimate_address_p): Return value changed
10479 from letter to register classes. For better debugging.
10481 2001-07-13 Kazu Hirata <kazu@hxi.com>
10483 * jump.c (reversed_comparison_code_parts): Fix comment typos.
10485 2001-07-13 H.J. Lu (hjl@gnu.org)
10487 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
10489 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
10491 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
10492 correctly for shared configurations.
10493 * config/t-libgcc-pic: New.
10494 * config/{i386,m68k,sparc}/t-openbsd: New.
10495 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
10496 Support -shared. Support debugging libraries with -g.
10497 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
10498 frame information does not emit pointer diffs.
10499 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
10500 emit pointer diffs.
10502 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
10504 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
10506 2001-07-13 David Edelsohn <edelsohn@gnu.org>
10508 * combine.c (try_combine): Ensure const_int pow2 is positive.
10510 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
10512 * config.gcc: Add configuration for s/390.
10513 * config/s390/s390.c: New. Subroutines for code generation.
10514 * config/s390/s390.h: New. Definitions for s/390.
10515 * config/s390/s390-protos.h: New. Prototypes.
10516 * config/s390/linux.h: New. Definitions for linux for s/390.
10517 * config/s390/linux64.h: New. Definitions for linux for zSeries.
10518 * config/s390/t-linux: New. Makefile fragment.
10519 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
10520 * config/s390/fixdfdi.h: New. Fix L_fix*di.
10522 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
10524 * emit-rtl.c (try_split): Update mark_jump_label call.
10525 * flow.c (find_sub_basic_blocks): Likewise.
10526 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
10527 jump_back_p): Kill.
10528 (mark_all_labels): Kill second parameter.
10529 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
10530 (rebuild_jump_labels, jump_optimize_minimal): Update call
10531 of jump_optimize_1.
10532 (jump_optimize_1): Kill crossjumping code.
10533 (mark_jump_label): Kill cross_jump parameter.
10534 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
10535 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
10536 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
10538 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
10540 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
10541 reorganize passes to do reg-stack first, bb-reorder second.
10542 * invoke.texi (-d letters doc): Remove the jump2 pass.
10544 2001-07-12 Steve Ellcey <sje@cup.hp.com>
10546 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
10548 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10550 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
10552 (verify_flow_info): Make diagnostics prettier.
10554 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
10556 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
10558 * flow.c (outgoing_edges_match): Return early if condition reversal
10561 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
10563 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
10564 (mips_move_2words): When splitting a move into two instructions,
10565 prefix the second address operand with '%D'.
10567 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
10569 * Makefile.in (final.o): Depend on debug.h.
10570 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
10571 (dbx_debug_hooks): Add new hooks.
10572 (xcoff_debug_hooks): New.
10573 * debug.c (debug_nothing_file_int_int): New.
10574 (do_nothing_debug_hooks): Update.
10575 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
10576 (debug_nothing_file_int_int): New.
10577 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
10578 static, update prototype.
10579 (dwarf2_debug_hooks): Update.
10580 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
10581 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
10582 static, update prototype.
10583 (dwarf_debug_hooks): Update.
10584 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
10585 * final.c: Include debug.h.
10586 (final_scan_insn): Use debug hooks when beginning and ending blocks.
10587 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
10588 static, update prototype.
10589 (sdb_debug_hooks): Update.
10590 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
10591 * toplev.c: Distinguish between xcoff and dbx.
10593 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
10594 Call all debug hooks, not just dwarf ones.
10596 2001-07-11 Timothy Wall <twall@redhat.com>
10598 * config.gcc: Add configuration for AIX5/IA64.
10599 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
10600 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
10601 support prefix/suffix code.
10602 * config/ia64/t-aix: New. Makefile fragment.
10603 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
10605 2001-07-11 Kazu Hirata <kazu@hxi.com>
10607 * recog.c (validate_change): Fix a comment typo.
10609 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
10611 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
10612 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
10614 * dbxout.c (dbx_debug_hooks): Add new hooks.
10615 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
10617 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
10619 * dbxout.h (dbxout_start_new_source_file,
10620 dbxout_resume_previous_source_file): Delete.
10621 * debug.c (do_nothing_debug_hooks): Add new hooks.
10622 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
10623 (debug_nothing_int_charstar, debug_nothing_int): New.
10624 * debug.h (gcc_debug_hooks): New hooks define, undef,
10625 start_source_file and end_source_file.
10626 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
10627 (debug_nothing_int_charstar, debug_nothing_int): New.
10628 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
10629 the conditionally compiled section.
10630 (dwarf2out_start_source_file, dwarf2out_end_source_file,
10631 dwarf2out_define, dwarf2out_undef): Make static.
10632 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
10633 dwarf2out_define, dwarf2out_undef): Remove.
10634 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
10635 (dwarfout_start_source_file, dwarfout_end_source_file,
10636 dwarfout_define, dwarfout_undef): Make static.
10637 (dwarfout_start_source_file_check,
10638 dwarfout_end_source_file_check): New.
10639 (dwarfout_define, dwarfout_finish): Update.
10640 * dwarfout.h (dwarfout_start_new_source_file,
10641 dwarfout_resume_previous_source_file, dwarfout_define,
10642 dwarfout_undef): Remove.
10643 * sdbout.c (sdb_debug_hooks): Add new hooks.
10644 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
10646 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
10647 make static, take an arg.
10648 * sdbout.h (sdbout_start_new_source_file,
10649 sdbout_resume_previous_source_file): Delete.
10650 * toplev.c (debug_start_source_file, debug_end_source_file,
10651 debug_define, debug_undef): Delete.
10652 * toplev.h (debug_start_source_file, debug_end_source_file,
10653 debug_define, debug_undef): Delete.
10655 * java/jcf-parse.c: Include debug.h.
10656 (parse_class_file): Update to use debug hooks directly.
10657 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
10659 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10661 * alias.c (set_mem_alias_set): New function.
10662 * rtl.h (set_mem_alias_set): Declare it.
10663 * builtins.c (expand_builtin_return_addr): Call it instead of
10664 using MEM_ALIAS_SET accessor.
10665 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
10666 (get_memory_rtx, expand_builtin_va_arg): Likewise.
10667 (expand_builtin_va_copy):Likewise.
10668 * caller-save.c (setup_save_areas): Likewise.
10669 * calls.c (compute_argument_addresses): Likewise.
10670 * explow.c (set_mem_attributes): Likewise.
10671 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
10672 (expand_assignment, store_constructor_field, store_field): Likewise.
10673 (expand_expr_unaligned): Likewise.
10674 * function.c (assign_stack_temp_for_type): Likewise.
10675 (put_reg_into_stack, gen_mem_addressof): Likewise.
10676 * ifcvt.c (noce_try_cmove_arith): Likewise.
10677 * reload1.c (reload, alter_reg): Likewise.
10678 * config/alpha/alpha.c (get_aligned_mem): Likewise.
10679 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
10680 (alpha_expand_unaligned_store): Likewise
10681 (alpha_expand_unaligned_load_words): Likewise.
10682 (alpha_expand_unaligned_store_words): Likewise.
10683 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
10684 (alpha_expand_epilogue): Likewise.
10685 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
10686 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
10687 * config/i386/i386.c (legitimize_pic_address): Likewise.
10688 * config/i960/i960.c (setup_incoming_varargs): Likewise.
10689 * config/ia64/ia64.c (spill_restore_mem): Likewise.
10690 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
10691 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
10692 * config/mips/mips.c (mips_va_arg): Likewise.
10693 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
10694 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
10695 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10696 (setup_incoming_varargs, rs6000_va_arg): Likewise.
10697 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
10698 (rs6000_emit_epilogue): Likewise.
10699 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
10700 * config/sparc/sparc.c (sparc_va_arg): Likewise.
10701 * config/v850/v850.c (v850_va_arg): Likewise.
10703 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
10705 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
10706 when fallthru edge is present.
10707 (mege_blocks): Handle case where creation of jump insn
10710 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
10711 CLEANUP_POST_REGSTACK): New constants.
10712 * except.c (finish_eh_generation): Update call of cleanup_cfg,
10713 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
10714 * output.h (cleanup_cfg): Update prototype.
10715 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
10716 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
10717 cleanup_cfg call; kill missleading comment.
10718 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
10719 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
10720 parameter; control optimizations performed using it.
10721 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
10722 try_crossjump_bb): New functions.
10724 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
10726 * pa.c (pa_output_function_prologue): Delete prototype. Make function
10728 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
10729 pa_output_function_prologue.
10730 * pa-protos.h (pa_output_function_prologue): New prototype.
10732 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
10734 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
10735 and low to get correct sign extension in low+high test.
10737 2001-07-11 Janis Johnson <janis@us.ibm.com>
10739 * gcov.c (arcdata): Use gcov_type to fix branch percentage
10740 for large hit count.
10742 * profile.c (branch_prob): Fix .bbg info for computed gotos
10745 2001-07-11 Mark Mitchell <mark@codesourcery.com>
10747 * stmt.c (parse_output_constraint): New function, split out
10749 (expand_asm_operands): ... here. Use parse_output_constraint.
10750 * tree.h (parse_output_constraint): Declare it.
10752 2001-07-11 Richard Henderson <rth@redhat.com>
10754 * bitmap.c: Comment some functions; fiddle whitespace.
10755 (bitmap_free): Don't export.
10756 (bitmap_element_allocate): Use memset.
10757 * bitmap.h (bitmap_free): Don't declare.
10759 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
10761 * gcse.c, lcm.c, sched-deps.c:
10762 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
10764 * flow.c (flow_loops_find): Free dom if we found no loops, since
10765 we aren't going to save it.
10767 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
10770 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
10772 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
10774 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10776 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
10777 #ifndef DWARF2_DEBUGGING_INFO.
10779 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
10781 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
10783 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
10785 * config/mips/mips.c (gen_int_relational): Tell the caller not to
10786 reverse a branch if a NE comparison is implemented with GTU.
10788 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
10789 H.J. Lu <hjl@gnu.org>
10791 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
10792 constant addresses.
10793 (call_internal2): Likewise.
10794 (call_value_internal1): Likewise.
10795 (call_value_internal2): Likewise.
10796 (call_value_multiple_internal1): Likewise.
10797 (call_value_multiple_internal2): Likewise.
10799 2001-07-10 Kazu Hirata <kazu@hxi.com>
10801 * calls.c (emit_library_call_value_1): Fix a comment typo.
10802 * dwarf2out.c (mem_loc_descriptor): Likewise.
10803 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
10805 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
10807 * simplify-rtx.c (simplify_subreg): Fix typo in comment
10809 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10811 * recog.c (offsettable_address_p): Handle LO_SUM case.
10812 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
10813 instead of plus_constant.
10815 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10817 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
10818 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
10820 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10822 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
10823 adjust_address_nv instead of plus_constant.
10825 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
10827 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
10828 dwarf2out.o): Depend on debug.h, wrap long lines.
10829 * dbxout.c: Include debug.h.
10830 (dbx_debug_hooks): New.
10831 (dbxout_init): Make static, take just 2 args.
10832 (dbxout_finish): Make static.
10833 * dbxout.h (dbxout_init, dbxout_finish): Delete.
10834 * debug.c: New file.
10835 * debug.h: New file.
10836 * dwarf2out.c: Include debug.h.
10837 (dwarf2_debug_hooks): New.
10838 (dwarf2out_init): Make static.
10839 (dwarf2out_finish): Make static, take 2 args.
10840 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
10841 * dwarfout.c: Include debug.h.
10842 (dwarf_debug_hooks): New.
10843 (dwarfout_init): Make static.
10844 (dwarfout_finish): Make static, take 2 args.
10845 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
10846 * sdbout.c: Include debug.h.
10847 (sdb_debug_hooks): New.
10848 (sdbout_init): Make static, take 2 args.
10849 * sdbout.h (sdbout_init): Delete.
10850 * toplev.c: Include debug.h.
10851 (debug_hooks): New.
10852 (compile_file): Set deubg_hooks based on command line options.
10853 Use the hooks unconditionally rather than conditional compilation.
10855 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
10857 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
10858 first_insn_after_basic_block_note instead.
10860 * df.c (df_bb_refs_unlink): #if 0 out for now.
10862 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
10864 * ssa.h: Add prototype for ssa_const_prop
10865 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
10866 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
10867 (ssa_fast_dce): Remove unused variable
10869 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
10871 * diagnostic.c (finish_diagnostic): Rename to
10872 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
10875 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
10877 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
10880 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
10881 (dump_file): Only pad the demangled name with spaces if the
10882 mangled name was padded with spaces.
10884 2001-07-10 Bernd Schmidt <bernds@redhat.com>
10886 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
10889 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10891 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
10892 extraction if no direct load if either EXPAND_CONST_ADDRESS or
10893 EXPAND_INITIALIZER.
10895 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
10896 whether can put offset inside LO_SUM to check mode alignment, not size.
10898 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
10900 * doc/tm.texi (Misc): Fix thinko.
10902 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
10904 * regmove.c (replace_in_call_usage): Fix warnings.
10905 * sched-deps.c (add_dependence): Fix warnings.
10906 * simplify-rtx.c (simplify_subreg): Likewise.
10907 Return NULL_RTX instead of NULL.
10909 * reg-stack.c (emit_swap_insn): Eliminate warnings.
10910 (subst_asm_stack_regs): Likewise.
10912 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
10915 * dwarf2out.c (output_call_frame_info): Declare i as int.
10916 (build_abbrev_table): Declare n_alloc as int.
10917 (dwarf2out_finish): Initialize die.
10918 * except.c: Declare sjlj_funcdef_number as unsigned.
10919 (connect_post_landing_pads): Declare j as unsigned.
10920 (convert_to_eh_region_ranges): Initialize call_site.
10921 (output_function_exception_table): Initialize tt_format_size.
10922 * expr.c (move_by_pieces_1): Initialize to1.
10923 (store_constructor): Initialize minelt and maxelt.
10924 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
10925 * function.c (instantiate_decls): Avoid signed/unsigned warning.
10927 * c-decl.c (combine_parm_decls): Unused, remove.
10928 * c-tree.h: Remove prototype for combine_parm_decls.
10930 * reload.c (push_reload): Fix warning.
10931 (regno_clobbered_p): Likewise.
10932 * reload1.c (replace_pseudos_in_call_usage): Likewise.
10933 (reload_combine): Likewise.
10935 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
10936 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
10938 * bitmap.c (bitmap_operation): Change user.
10939 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
10941 2001-07-10 Eric Christopher <echristo@redhat.com>
10943 * config/mips/mips.c (override_options): Fix typo.
10945 2001-07-09 Stan Shebs <shebs@apple.com>
10947 * target.h (struct gcc_target): New fields init_builtins and
10949 * target-def.h (TARGET_INIT_BUILTINS): New macro.
10950 (TARGET_EXPAND_BUILTIN): New macro.
10951 (TARGET_INITIALIZER): Add them.
10952 * builtins.c: Include target.h.
10953 (expand_builtin): Use targetm.expand_builtin.
10954 (default_init_builtins): New function.
10955 (default_expand_builtin): New function.
10956 * expr.h (default_init_builtins): Declare.
10957 (default_expand_builtin): Declare.
10958 * c-common.c (c_common_nodes_and_builtins): Use
10959 targetm.init_builtins.
10960 * defaults.h (MD_INIT_BUILTINS): Remove.
10961 * Makefile.in (builtins.o): Depend on target.h.
10963 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
10964 (TARGET_EXPAND_BUILTIN): Define.
10965 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
10966 (MD_EXPAND_BUILTIN): Remove.
10968 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
10969 (TARGET_EXPAND_BUILTIN): Define.
10970 (c4x_init_builtins): Make endlink arg a local.
10971 (c4x_print_operand): Fix typos in adjust_address usages.
10972 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
10973 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
10974 (MD_EXPAND_BUILTIN): Remove.
10976 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
10977 (TARGET_EXPAND_BUILTIN): Define.
10978 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
10979 (ix86_init_builtins): Call new function only if TARGET_MMX.
10980 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
10981 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
10982 (MD_EXPAND_BUILTIN): Remove.
10984 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
10985 (TARGET_EXPAND_BUILTIN): Define.
10986 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
10987 (MD_EXPAND_BUILTIN): Remove.
10989 * doc/tm.texi: Document these changes.
10991 2001-07-09 Diego Novillo <dnovillo@redhat.com>
10993 * basic-block.h (tree_node): Forward declare if needed.
10994 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
10995 (BLOCK_HEAD_TREE): Define.
10996 (BLOCK_END_TREE): Define.
10997 (struct loops): Rename field 'tree' to 'tree_root'.
10998 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
11000 (flow_loops_tree_build): Rename reference to field 'tree' to
11002 (flow_loops_level_compute): Ditto.
11003 * predict.c (estimate_bb_frequencies): Ditto.
11004 * tree.h (struct tree_common): Add field 'aux'.
11006 2001-07-09 Stan Shebs <shebs@apple.com>
11008 * config/darwin.c (darwin_encode_section_info): Don't mark any
11009 DECL_EXTERNAL node as defined.
11011 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
11013 * pa.c (pa_init_machine_status, pa_mark_machine_status,
11014 pa_free_machine_status, hppa_init_pic_save): Delete.
11015 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
11016 (hppa_profile_hook): Use hppa_pic_save_rtx.
11017 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
11018 hppa_init_pic_save): Delete.
11019 (hppa_pic_save_rtx): Declare.
11020 * pa.md (call, call_value, sibcall, sibcall_value,
11021 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
11023 2001-07-09 Kazu Hirata <kazu@hxi.com>
11025 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
11026 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
11028 2001-07-09 Andreas Jaeger <aj@suse.de>
11030 * output.h: Add declaration of final_forward_branch_p.
11032 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
11034 * varray.c: Include errors.h for internal_error and trim_filename
11037 * Makefile.in (varray.o): Add errors.h.
11039 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
11041 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
11042 * optabs.c (have_add2_insn): Check whether the add insn chosen
11043 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
11044 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
11046 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
11048 * Makefile.in (OBJS): Add ssa-ccp.o
11049 (ssa-ccp.o): Add dependencies.
11050 * toplev.c (DFI_ssa_ccp): New dump file enum.
11051 (dump_file): Add entry for dumping after SSA CCP.
11052 (flag_ssa_ccp): New flag variable.
11053 (f_options): Add -fssa-ccp.
11054 (rest_of_compilation): Run SSA CCP if requested.
11055 * timevar.def (TV_SSA_CCP): New timevar.
11056 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
11057 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
11058 Fix minor typo in SSA DCE documentation.
11059 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
11060 Add documentation for new dump option. Renumber dump files
11063 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11065 * emit-rtl.c (gen_highpart_mode): New.
11066 * rtl.h (gen_highpart_mode): Declare.
11067 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
11068 operand can be VOIDmode constant.
11070 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
11072 * flow.c (redirect_edge_and_branch_force): New.
11073 (can_fallthru): Ensure that basic blocks are succeeding.
11074 (try_optimize_cfg): Do not delete basic block if it is the last one.
11076 * flow.c (try_redirect_by_replacing_jump): Do not remove
11077 jumps with side effects, unlink chain on fallthru edge;
11078 set block for new jump instruction; avoid basic block to
11079 over by line number note.
11081 * flow.c (try_simplify_condjump): Verify that the condjump
11082 is not always falling trought.
11085 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
11087 * flow.c (forwarder_block_p): Fix for fallthru blocks.
11088 (try_redirect_by_replacing_jump): Update properly the count
11089 and frequency information.
11091 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11093 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
11094 address that is a LO_SUM specially.
11095 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
11097 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
11099 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
11100 (operand_subword): Use them.
11101 (change_address_1): Renamed from change_address; new arg VALIDATE.
11102 * expr.h: Reflect above changes; change_address now macro.
11103 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
11105 * cselib.c (add_mem_for_addr): Likewise.
11106 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
11107 * regmove.c (try_apply_stack_adjustment): Likewise.
11108 * reload.c (push_reload, make_memloc): Likewise.
11109 * reload1.c (eliminate_regs): Likewise.
11110 * simplify-rtx.c (simplify_replace_rtx): Likewise.
11111 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
11113 * combine.c (make_extraction, simplify_shift_const): Likewise.
11114 (gen_lowpart_for_combine): Likewise.
11115 * cse.c (gen_lowpart_if_possible): Likewise.
11116 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
11117 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
11118 * optabs.c (gen_move_insn): Likewise.
11119 * reload1.c (alter_reg): Likewise.
11120 * simplify-rtx.c (simplify_subreg): Likewise.
11121 * stmt.c (expand_anon_union_decl): Likewise.
11122 * recog.c (validate_replace_rtx_1): Likewise.
11124 * Makefile.in (recog.o): Add $(EXPR_H).
11125 * explow.c (stabilize): Call replace_equiv_address.
11126 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
11127 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
11129 2001-07-03 Andrew Haley <aph@redhat.com>
11131 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
11132 the mode of the memory location.
11134 2001-07-09 Bo Thorsen <bo@suse.co.uk>
11136 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
11138 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
11140 * final.c (output_addr_const): Use target opening and
11141 closing parentheses.
11142 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
11143 defaults, add to TARGET_ASM_OUT.
11144 * target.h (struct gcc_target): Add open_paren and close_paren.
11145 * doc/md.texi: Update.
11146 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
11147 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
11148 TARGET_ASM_CLOSE_PAREN.
11149 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
11151 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
11153 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
11154 * config/a29k/a29k.h: Similarly.
11155 * config/alpha/alpha.h: Similarly.
11156 * config/arc/arc.h: Similarly.
11157 * config/arm/aof.h: Similarly.
11158 * config/arm/aout.h: Similarly.
11159 * config/avr/avr.h: Similarly.
11160 * config/c4x/c4x.h: Similarly.
11161 * config/clipper/clipper.h: Similarly.
11162 * config/convex/convex.h: Similarly.
11163 * config/d30v/d30v.h: Similarly.
11164 * config/dsp16xx/dsp16xx.h: Similarly.
11165 * config/elxsi/elxsi.h: Similarly.
11166 * config/fr30/fr30.h: Similarly.
11167 * config/h8300/h8300.h: Similarly.
11168 * config/i370/i370.h: Similarly.
11169 * config/i386/i386.h: Similarly.
11170 * config/i860/i860.h: Similarly.
11171 * config/i960/i960.h: Similarly.
11172 * config/ia64/ia64.h: Similarly.
11173 * config/m32r/m32r.h: Similarly.
11174 * config/m68hc11/m68hc11.h: Similarly.
11175 * config/m68k/m68k.h: Similarly.
11176 * config/m88k/m88k.h: Similarly.
11177 * config/mcore/mcore.h: Similarly.
11178 * config/mips/mips.h: Similarly.
11179 * config/mn10200/mn10200.h: Similarly.
11180 * config/mn10300/mn10300.h: Similarly.
11181 * config/ns32k/ns32k.h: Similarly.
11182 * config/pa/pa.h: Similarly.
11183 * config/pdp11/pdp11.h: Similarly.
11184 * config/pj/pj.h: Similarly.
11185 * config/romp/romp.h: Similarly.
11186 * config/rs6000/rs6000.h: Similarly.
11187 * config/sh/sh.h: Similarly.
11188 * config/sparc/sparc.h: Similarly.
11189 * config/v850/v850.h: Similarly.
11190 * config/vax/vax.h: Similarly.
11191 * config/we32k/we32k.h: Similarly.
11193 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
11195 * doc/c-tree.texi: Document representation of attributes.
11197 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11199 * doc/tm.texi: Update some places for the rename of target to
11202 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11204 * target.h (struct gcc_target): Add insert_attributes.
11205 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
11206 (TARGET_INITIALIZER): Update.
11207 * tree.c, tree.h (default_insert_attributes): New function.
11208 Update comments on other default functions to refer to targetm,
11210 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
11211 TARGET_INSERT_ATTRIBUTES.
11212 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
11213 * c-common.c (decl_attributes): Use targetm.insert_attributes.
11214 Don't use PRAGMA_INSERT_ATTRIBUTES.
11215 * Makefile.in (c-common.o): Depend on $(TARGET_H).
11216 * c-decl.c (start_decl, start_function): Don't call
11217 SET_DEFAULT_DECL_ATTRIBUTES.
11218 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
11219 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
11221 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
11222 (c4x_check_attribute): Avoid modifying attribute list itself.
11223 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
11225 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
11226 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
11228 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
11229 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
11231 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
11232 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
11234 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
11235 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
11236 Adjust parameters. Make static.
11238 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11240 * c-common.c (decl_attributes): Only take a single attributes
11242 * c-common.h (decl_attributes): Update prototype.
11243 * c-decl.c (start_decl, start_function): Only take a single
11244 attributes parameter. Update calls to decl_attributes.
11245 (finish_struct, finish_enum): Update calls to decl_attributes.
11246 (push_parm_decl): Expect unified list of attributes. Update call
11247 to decl_attributes.
11248 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
11249 notype_nested_function, component_declarator,
11250 component_notype_declarator, label): Update calls to
11252 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
11253 lists that are passed to push_parm_decl.
11254 * c-tree.h (start_function, start_decl): Update prototypes.
11255 * config/sh/sh-protos.h, config/sh/sh.c
11256 (sh_pragma_insert_attributes): Only take a single attributes
11258 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
11259 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
11260 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
11261 build_module_descriptor, generate_static_references,
11262 generate_strings, build_selector_translation_table,
11263 generate_descriptor_table, generate_protocols,
11264 generate_ivars_list, generate_dispatch_table,
11265 generate_protocol_list, generate_category,
11266 generate_shared_structures, really_start_method, add_objc_decls,
11267 generate_classref_translation_entry): Update calls to start_decl
11268 and start_function.
11269 (build_tmp_function_decl, start_method_def): Unify attribute lists
11270 that are passed to push_parm_decl.
11272 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
11274 * final.c (no_asm_to_stream): New.
11275 (final_scan_insn): Use target structures for prologue ends
11276 and epilogue starts.
11277 * output.h (no_asm_to_stream): New.
11278 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
11279 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
11280 (TARGET_ASM_OUT): Update.
11281 * target.h (struct gcc_target): New members function_end_prologue
11282 and function_begin_epilogue.
11283 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
11284 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
11285 * config/alpha/alpha.c (output_end_prologue): Rename to
11286 alpha_output_function_end_prologue. Use in target struct
11288 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
11289 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
11290 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
11291 ia64_output_function_end_prologue. Use in target struct
11293 (ia64_function_prologue, ia64_funciton_epilogue): Rename
11294 mistyped prototypes.
11295 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
11296 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
11298 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
11299 an use in target struct, make static.
11300 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
11303 2001-07-08 Richard Henderson <rth@redhat.com>
11305 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
11307 2001-07-08 Richard Henderson <rth@redhat.com>
11309 * config/i386/i386.md: Remove constraints strings from define_split
11310 and define_peephole2 patterns.
11311 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
11312 (eh_return): Use them.
11314 2001-07-08 Richard Henderson <rth@redhat.com>
11316 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
11317 Document MD_FALLBACK_FRAME_STATE_FOR.
11319 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11321 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
11322 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
11324 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
11326 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
11328 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
11329 of the label inside NAME as opposed to just the end of NAME.
11331 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
11333 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
11334 * config/alpha/alpha.c (alpha_init_machine_status,
11335 alpha_mark_machine_status, alpha_free_machine_status): Delete.
11336 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
11337 (vms_valid_decl_attribute_p): Make static, conditionally compile.
11338 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
11340 2001-07-06 Stan Shebs <shebs@apple.com>
11342 * target.h (targetm): Rename global from "target", so as not to
11343 conflict with local variables.
11345 * c-typeck.c: Ditto.
11348 * cp/decl.c: Ditto.
11349 * cp/decl2.c: Ditto.
11350 * cp/typeck.c: Ditto.
11351 * 1750a/1750a.c: Ditto.
11352 * a29k/a29k.c: Ditto.
11353 * arc/arc.c: Ditto.
11354 * arm/arm.c: Ditto.
11355 * avr/avr.c: Ditto.
11356 * clipper/clipper.c: Ditto.
11357 * convex/convex.c: Ditto.
11358 * d30v/d30v.c: Ditto.
11359 * dsp16xx/dsp16xx.c: Ditto.
11360 * elxsi/elxsi.c: Ditto.
11361 * fr30/fr30.c: Ditto.
11362 * h8300/h8300.c: Ditto.
11363 * i370/i370.c: Ditto.
11364 * i386/i386.c: Ditto.
11365 * i860/i860.c: Ditto.
11366 * i960/i960.c: Ditto.
11367 * ia64/ia64.c: Ditto.
11368 * m32r/m32r.c: Ditto.
11369 * m68hc11/m68hc11.c: Ditto.
11370 * m68k/m68k.c: Ditto.
11371 * m88k/m88k.c: Ditto.
11372 * mips/mips.c: Ditto.
11373 * ns32k/ns32k.c: Ditto.
11375 * pdp11/pdp11.c: Ditto.
11376 * romp/romp.c: Ditto.
11377 * rs6000/rs6000.c: Ditto.
11379 * sparc/sparc.c: Ditto.
11380 * vax/vax.c: Ditto.
11381 * we32k/we32k.c: Ditto.
11382 * doc/tm.texi: Update the manual to match.
11384 2001-07-06 Richard Henderson <rth@redhat.com>
11386 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
11387 DWARF2_UNWIND_INFO not just whether it is defined.
11389 2001-07-06 Diego Novillo <dnovillo@redhat.com>
11391 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
11392 call to simplify_binary_operation returns a new pattern.
11394 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
11396 * glimits.h (__SHRT_MAX__): New.
11397 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
11398 (SHRT_MAX): Define in terms of __SHRT_MAX__.
11400 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
11402 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
11405 2001-07-06 Richard Henderson <rth@redhat.com>
11407 * bitmap.c (bitmap_release_memory): Move adjacent to the
11408 allocation functions.
11409 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
11410 the implementation. Binary search for the set bit.
11411 (bitmap_union_of_diff): Allocate the temporary on the stack
11412 instead of using xmalloc.
11414 2001-07-06 Richard Henderson <rth@redhat.com>
11416 * genrecog.c (validate_pattern): Warn for constraints in
11417 define_{expand,split,peephole2}. Remove strict_low_part
11418 before looking up match_dup.
11420 2001-07-06 DJ Delorie <dj@redhat.com>
11422 * doc/gcc.texi (Makefile): Rename to be a more general purpose
11423 chapter about various build hints and history. Add section
11424 talking about the various types of native and cross builds.
11426 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
11428 * Makefile.in (final.o): Depend on target.h.
11429 * final.c: Include target.h.
11430 (default_function_pro_epilogue): New.
11431 (final_start_function): Use target structure for function prologues.
11432 (final_end_function): Use target structure for function epilogues.
11433 * fold-const.c (real_hex_to_f): Constify s and p.
11434 * output.h (default_function_pro_epilogue): New.
11435 * real.h (real_hex_to_f): Update prototype.
11436 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
11437 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
11438 (TARGET_INITIALIZER): Update.
11439 * target.h (gcc_target): Add struct asm_out.
11440 * doc/tm.texi: Update.
11443 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
11444 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
11445 in cpu/cpu.c, or rename old functions consistently. Take
11446 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
11447 redundant macros and prototypes. Make new functions static.
11449 * 1750a/1750a.c: Similarly.
11450 * 1750a/1750a.h: Similarly.
11451 * a29k/a29k-protos.h: Similarly.
11452 * a29k/a29k.c: Similarly.
11453 * a29k/a29k.h: Similarly.
11454 * arc/arc-protos.h: Similarly.
11455 * arc/arc.c: Similarly.
11456 * arc/arc.h: Similarly.
11457 * arm/arm-protos.h: Similarly.
11458 * arm/arm.c: Similarly.
11459 * arm/arm.h: Similarly.
11460 * avr/avr-protos.h: Similarly.
11461 * avr/avr.c: Similarly.
11462 * avr/avr.h: Similarly.
11463 * clipper/clipper-protos.h: Similarly.
11464 * clipper/clipper.c: Similarly.
11465 * clipper/clipper.h: Similarly.
11466 * convex/convex.c: Similarly.
11467 * convex/convex.h: Similarly.
11468 * d30v/d30v-protos.h: Similarly.
11469 * d30v/d30v.c: Similarly.
11470 * d30v/d30v.h: Similarly.
11471 * d30v/d30v.md: Similarly.
11472 * dsp16xx/dsp16xx-protos.h: Similarly.
11473 * dsp16xx/dsp16xx.c: Similarly.
11474 * dsp16xx/dsp16xx.h: Similarly.
11475 * elxsi/elxsi.c: Similarly.
11476 * elxsi/elxsi.h: Similarly.
11477 * fr30/fr30.c: Similarly.
11478 * fr30/fr30.md: Similarly.
11479 * h8300/h8300-protos.h: Similarly.
11480 * h8300/h8300.c: Similarly.
11481 * h8300/h8300.h: Similarly.
11482 * i370/i370-protos.h: Similarly.
11483 * i370/i370.c: Similarly.
11484 * i370/i370.h: Similarly.
11485 * i386/i386.c: Similarly.
11486 * i386/osf1elf.h: Similarly.
11487 * i386/osfrose.h: Similarly.
11488 * i860/i860-protos.h: Similarly.
11489 * i860/i860.c: Similarly.
11490 * i860/i860.h: Similarly.
11491 * i960/i960-protos.h: Similarly.
11492 * i960/i960.c: Similarly.
11493 * i960/i960.h: Similarly.
11494 * ia64/ia64-protos.h: Similarly.
11495 * ia64/ia64.c: Similarly.
11496 * ia64/ia64.h: Similarly.
11497 * m32r/m32r-protos.h: Similarly.
11498 * m32r/m32r.c: Similarly.
11499 * m32r/m32r.h: Similarly.
11500 * m68hc11/m68hc11-protos.h: Similarly.
11501 * m68hc11/m68hc11.c: Similarly.
11502 * m68hc11/m68hc11.h: Similarly.
11503 * m68k/crds.h: Similarly.
11504 * m68k/dpx2.h: Similarly.
11505 * m68k/m68k-protos.h: Similarly.
11506 * m68k/m68k.c: Similarly.
11507 * m68k/m68k.h: Similarly.
11508 * m68k/news.h: Similarly.
11509 * m88k/m88k-protos.h: Similarly.
11510 * m88k/m88k.c: Similarly.
11511 * m88k/m88k.h: Similarly.
11512 * mips/mips-protos.h: Similarly.
11513 * mips/mips.c: Similarly.
11514 * mips/mips.h: Similarly.
11515 * ns32k/merlin.h: Similarly.
11516 * ns32k/ns32k.c: Similarly.
11517 * ns32k/ns32k.h: Similarly.
11518 * ns32k/tek6000.h: Similarly.
11519 * pa/pa-protos.h: Similarly.
11520 * pa/pa.c: Similarly.
11521 * pa/pa.h: Similarly.
11522 * pdp11/2bsd.h: Similarly.
11523 * pdp11/pdp11-protos.h: Similarly.
11524 * pdp11/pdp11.c: Similarly.
11525 * pdp11/pdp11.h: Similarly.
11526 * romp/romp-protos.h: Similarly.
11527 * romp/romp.c: Similarly.
11528 * romp/romp.h: Similarly.
11529 * rs6000/rs6000-protos.h: Similarly.
11530 * rs6000/rs6000.c: Similarly.
11531 * rs6000/rs6000.h: Similarly.
11532 * rs6000/sysv4.h: Similarly.
11533 * sh/sh-protos.h: Similarly.
11534 * sh/sh.c: Similarly.
11535 * sh/sh.h: Similarly.
11536 * sparc/sparc-protos.h: Similarly.
11537 * sparc/sparc.c: Similarly.
11538 * sparc/sparc.h: Similarly.
11539 * vax/vax.c: Similarly.
11540 * vax/vax.h: Similarly.
11541 * vax/vms.h: Similarly.
11542 * we32k/we32k.c: Similarly.
11543 * we32k/we32k.h: Similarly.
11545 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
11547 * basic-block.h (first_insn_after_basic_block_note): Declare.
11548 * flow.c (first_insn_after_basic_block_note): Define. Moved
11550 * ssa.c (first_insn_after_basic_block_note): Remove.
11551 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
11553 (ssa_eliminate_dead_code): Properly update the CFG and PHI
11554 nodes when we find a dead conditional branch. Insert BARRIERs
11555 after any blocks with no successors, but which do not have
11558 2001-07-06 Zack Weinberg <zackw@stanford.edu>
11560 * varray.c (varray_check_failed): Use internal_error.
11562 2001-07-05 Andrew Haley <aph@redhat.com>
11564 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
11565 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
11566 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
11568 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
11570 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
11571 reference if the target constant is also a SYMBOL_REF.
11573 2001-07-05 Eric Christopher <echristo@redhat.com>
11575 * config/mips/mips.h (MASK_MIPS3900): Remove.
11576 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
11577 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
11578 (TARGET_MIPS3900): Change to use mips_arch.
11579 (TARGET_MIPS4000): New.
11580 (TARGET_MIPS4100): New.
11581 (TARGET_MIPS4300): New.
11582 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
11583 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
11585 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
11586 (ISA_HAS_BRANCHLIKELY): To here.
11587 (CC1_CPU_SPEC): New.
11588 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
11589 (mips_arch_string): Declare.
11590 (mips_arch): Declare.
11591 (TARGET_OPTIONS): Add -march and -mtune.
11593 * config/mips/mips.c (mips_arch_string): New.
11595 (override_options): Handle -march for codegen and -mtune
11596 for scheduling. Use mips_arch. Move tx39 target default here.
11597 (mips_parse_cpu): Move error message to override_options.
11599 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
11601 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
11603 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
11604 (MIPS Options): Ditto. Change mcpu entry to historical text.
11606 2001-07-05 H.J. Lu (hjl@gnu.org)
11608 * config/mips/mips.c (mips_parse_cpu): New function to parse
11611 2001-07-05 Jim Wilson <wilson@redhat.com>
11613 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
11614 * config/ia64/t-ia64: Likewise.
11615 (LIB1ASMFUNCS): Update comment.
11617 2001-07-05 David Edelsohn <edelsohn@gnu.org>
11619 * doc/install.texi (Install GCC: Binaries): Fix typo.
11621 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11623 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
11624 reference using the stack pointer, adjust it since we push Y
11626 ("*ashrsi3"): Likewise.
11627 ("*lshrsi3"): Likewise.
11629 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11631 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
11632 when -fomit-frame-pointer is used.
11634 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
11636 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
11637 (try_redirect_by_replacing_jump): Reverse updating properly the
11638 count and frequency information. Reverse removing cc0 setter.
11639 (forwarder_block_p): Reverse fixing for fallthru blocks.
11641 2001-07-05 DJ Delorie <dj@redhat.com>
11643 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
11644 (translate_options): If the above is defined, use it to map
11645 given options to new options.
11646 * doc/tm.texi: Document it.
11648 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
11649 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11651 * doc/invoke.texi (Optimize Options): Document that -fgcse may
11652 cause programs using computed gotos to run more slowly.
11654 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11656 * doc/install.texi (Specific): Markup, spelling and typo fixes.
11658 Consistently require binutils 2.11.2, not prereleases.
11659 (Specific, decstation-*): Canonicalize as mips-dec-*.
11660 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
11662 (Specific, m68k-altos): Removed reference to README.altos, deleted.
11663 (Specific, mips-*): Reword MIPS C compiler requirements.
11664 (Specific, powerpc*-*-*): New, mention --with-cpu once.
11665 (Specific, sunv5): Removed, obsolete.
11667 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
11669 * dwarf2out.c (output_loc_list): Use an all ones mask for
11670 .text asm output and don't rely on long long
11671 literals. Reformat some long lines.
11673 2001-07-05 Andreas Jaeger <aj@suse.de>
11675 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
11678 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
11680 * dwarf2out.c (dwarf2out_define): Update comment.
11681 (dwarf2out_undef): Ditto.
11682 (dwarf2out_start_source_file): Ditto.
11683 (dwarf2out_end_source_file): Ditto.
11684 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
11685 since we never call the start/end debug hook for the primary file.
11687 2001-07-04 Kazu Hirata <kazu@hxi.com>
11689 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
11692 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
11694 * cppinit.c (remove_dup_dirs): Inform if a system include
11695 directory is being reordered.
11696 * doc/invoke.texi (Directory Options): GCC warns if you hide a
11698 * doc/cpp.texi (Search Paths): Likewise.
11699 * doc/gcc.texi (Interoperation): Remove information about
11702 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
11704 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
11705 (VARRAY_TOP_CHAR_PTR): Likewise.
11707 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11709 * gcc.c (process_command): Don't assign elements of a const char*.
11711 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11713 * emit-rtl.c (change_address): Don't abort if invalid address while
11714 reload is in progress.
11716 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
11718 * c-lex.c (cb_file_change): Pass line number to
11719 debug_start_source_file.
11720 (cb_undefine): Pass correct line number to debug_undef.
11722 * toplev.c (debug_start_source_file): Add line number to
11723 parameters. Pass it along to dwarf2out_start_source_file.
11724 (decode_g_option): Stop resetting debug level back to normal when
11725 we change debug formats, unless the current level is
11726 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
11729 * toplev.h (debug_start_source_file): Add line number to
11732 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
11735 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
11737 Output debug_macinfo data for starting file if requested.
11738 (dwarf2out_end_source_file): Output debug_macinfo data for ending
11740 (dwarf2out_define): Output debug_macinfo data for defining a macro
11742 (dwarf2out_undef): Output debug_macinfo data for undefining a
11743 macro if requested.
11744 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
11745 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
11746 (macinfo_section_label): New. DWARF2 macro info section label.
11747 (dwarf2out_init): If we want macro info, output the start label
11749 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
11750 attribute to the compilation unit die pointing to the macro info.
11752 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
11754 * dwarf2out.c (new_loc_list): Move to inside #ifdef
11755 DWARF2_DEBUGGING_INFO.
11756 (add_loc_descr_to_loc_list): Ditto.
11757 (output_loc_list): Ditto.
11758 Also, fix thinko in curr not being initialized.
11759 (gen_internal_sym): Ditto.
11761 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11763 * emit-rtl.c (replace_equiv_address): New function.
11764 * expr.h (replace_equiv_address): New declaration.
11765 * explow.c (validize_mem): Call it instead of change_address and
11766 also call if -fforce-addr and address is constant.
11767 * expr.c: Replace more calls to change_address with adjust_address
11768 and/or replace_equiv_address or to validize_mem.
11769 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
11770 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
11771 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
11772 * config/i370/i370.md, config/i860/i860.md: Likewise.
11773 * config/i960/i960.md, config/mips/mips.c: Likewise.
11774 * config/mips/mips.md, config/pa/pa.md: Likewise.
11775 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
11776 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
11778 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11780 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
11782 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
11785 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
11787 * doc/include: New directory.
11788 * doc/fdl.texi: Move to doc/include/fdl.texi.
11789 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
11790 * doc/include/funding.texi, doc/include/gpl.texi: New files.
11791 * doc/gcc.texi: Use funding.texi and gpl.texi.
11792 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
11793 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
11794 Update dependencies and use -I $(docdir)/include.
11796 2001-07-04 Anthony Green <green@redhat.com>
11798 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
11800 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11802 * doc/install.texi (sparc64-*-*): Remove garbage.
11804 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
11806 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
11807 Fix typo in last change to use adjust_address.
11809 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11811 * doc/install.texi (Specific): Update information for *-*-solaris*.
11813 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11815 * explow.c (plus_constant_wide): Reinitialize Y for restart.
11817 2001-07-03 Stan Shebs <shebs@apple.com>
11819 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
11820 case for flag_no_mach_text_sections.
11821 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
11822 * config/darwin.c (flag_no_mach_text_sections): Remove.
11823 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
11825 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11827 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
11828 and avoid checking for constant as first operand.
11829 * recog.c (find_constant_term_loc): No longer static.
11830 (adj_offettable_operand): Delete.
11831 * rtl.h (adj_offsettable_operand): Delete declaration.
11832 (find_constant_term): Add declaration.
11833 * caller-save.c: Replace calls to adj_offsettable_operand with calls
11835 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
11836 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
11837 * config/i386/i386.c, config/i386/i386.md: Likewise.
11838 * config/i860/i860.c, config/i960/i960.c: Likewise.
11839 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
11840 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
11841 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
11842 * config/mips/mips.c, config/mips/mips.md: Likewise.
11843 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
11844 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
11845 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
11846 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
11847 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
11848 * config/ns32k/ns32k.md: Likewise.
11850 2001-07-03 Zack Weinberg <zackw@stanford.edu>
11852 * rtl.c (copy_rtx): Handle 'T' format letter.
11853 * gensupport.c (collect_insn_data): Likewise.
11854 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
11856 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
11858 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
11859 -B option. Use 'dir' not 'foo' as example directory name.
11861 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11863 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
11864 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
11866 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
11868 * doc/cppinternals.texi: Improve formatting and logical markup.
11870 2001-07-03 Andreas Jaeger <aj@suse.de>
11872 * Makefile.in (insn-recog.o): Add dependency on reload.h.
11874 * genrecog.c (write_header): Include reload.h for prototypes in
11877 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
11880 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
11881 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
11882 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
11883 i386_pe_valid_type_attribute_p): Add.
11884 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
11885 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
11887 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11889 * explow.c (plus_constant_wide, case LO_SUM): New case.
11890 (plus_constant_for_output_wide): Delete.
11891 * rtl.h (plus_constant_for_output): Delete.
11892 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
11893 instead of plus_constant_for_output.
11894 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
11895 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
11896 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
11897 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
11898 * config/sparc/sparc.md: Likewise.
11899 Convert some change_address calls to adjust_address.
11901 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
11903 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
11904 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
11905 documentation of -std and -Wwrite-strings.
11907 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
11909 * cse.c (canon_hash): Don't register registers in very small
11910 register classes, as extending their lifetime might cause
11913 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11915 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
11917 * flow.c (forwarder_block_p): Fix for fallthru blocks.
11918 (try_redirect_by_replacing_jump): Update properly the count
11919 and frequency information.
11921 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
11923 * toplev.c (dump_file_index): Move SSA dumps just after first
11925 (dump_file): Corresponding changes.
11926 (rest_of_compilation): Move SSA path to just after the first
11928 * doc/gcc.texi (Passes): Update due to movement of SSA path.
11929 * doc/invoke.texi: Update dump file #s as they were completely
11930 out of date with reality.
11932 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
11934 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
11936 * expr.c (emit_move_insn_1): Deal with non-default
11939 * expr.c (emit_single_push_insn): Fix warning.
11941 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
11943 * expr.c (emit_move_insn_1): Avoid modifying
11944 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
11946 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11948 * emit-rtl.c (adjust_address): New function.
11949 * expr.h (adjust_address): Add declaration.
11950 * builtins.c: Replace some calls to change_address with calls to it
11951 or to validize_mem.
11952 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
11953 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
11954 * config/arm/arm.c, config/convex/convex.c: Likewise.
11955 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
11956 * config/i386/i386.c, config/i386/i386.md: Likewise.
11957 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
11958 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
11959 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
11960 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
11961 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
11963 2001-07-02 Jim Wilson <wilson@redhat.com>
11965 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
11967 2001-07-02 Steve Ellcey <sje@cup.hp.com>
11969 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
11970 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
11972 2001-07-02 Zack Weinberg <zackw@stanford.edu>
11974 * cppinit.c (lang_defaults): New table.
11975 (set_lang): Just read from lang_defaults into the live options
11978 2001-07-02 Zack Weinberg <zackw@stanford.edu>
11980 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
11981 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
11982 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
11984 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11986 * doc/install.texi: Various spelling and markup fixes.
11987 (Installing GCC): Component specific installation instructions are
11990 Warn about removing old install dir in the presence of shared libs.
11991 (Configuration): Invoke with options target to match configure
11993 Consistently refer to gas, gld pathnames.
11994 Invert --enable-multilib documentation.
11995 Remove references to old compiler versions.
11997 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11999 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
12001 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12003 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
12005 (Specific, mips*-sgi-irix5): Note IDO download.
12006 Reworded MIPS C hints.
12007 Use GNU as instead of GAS.
12009 Removed SGI Freeware reference, IRIX 6 only.
12010 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
12011 Note N64 library requirement/workaround.
12013 Complete list of structure passing bug victims.
12015 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12017 * doc/install.texi: Remove CVS Id.
12019 2001-07-02 Andreas Jaeger <aj@suse.de>
12021 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
12022 (find_inherently_necessary): Remove unused variable.
12024 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
12026 * c-common.h (TDI_inlined): New ast dump phase.
12027 (dump_flag_name): New function.
12028 * c-dump.c (dump_files): Add inlined phase.
12029 (dump_flag_name): Define.
12030 * doc/invoke.texi (-fdump-ast-inlined): Document.
12032 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12034 * stor-layout.c (layout_decl): Revert change to handling of alignment
12037 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12039 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
12042 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
12044 * doc/tm.texi (FUNCTION_ARG): Document that the last call
12047 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
12049 * tlink.c (recompile_files): Remove COMPILER_PATH and
12050 LIBRARY_PATH from the environment.
12052 2001-07-01 Zack Weinberg <zackw@stanford.edu>
12054 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
12055 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
12057 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
12059 * c-parse.in (OBJC_STRING): Kill.
12060 (objc_string): Decompose to [objc_string] '@' STRING.
12061 (reswords): Take the leading '@' off all the Objective C keywords.
12062 (objc_rid_sans_at): Kill.
12063 (init_reswords): Don't initialize it.
12064 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
12065 (_yylex): Kill reconsider label. Look ahead one token after
12066 an '@'; if we get an identifier, check whether it's an
12067 Objective C @-keyword. If so, return the keyword. Otherwise,
12068 put back the token and return the '@' as a terminal.
12070 * cpplib.c (lex_macro_node): Remove unnecessary check for
12071 leading '@' on identifier. Clarify control flow and commentary.
12073 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12075 * cse.c (new_label_ref): Variable deleted.
12076 (insert): Remove set of new_label_ref.
12077 (check_for_label_ref): New function.
12078 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
12080 See ChangeLog.5 for earlier changes.