1 2000-07-31 Jim Wilson <wilson@cygnus.com>
3 * config/ia64/ia64.c (ia64_function_arg): Use alignment not size
6 Mon Jul 31 20:35:50 2000 Denis Chertykov <denisc@overta.ru>
8 * genpeep.c (main): Handle DEFINE_PEEPHOLE2.
10 2000-07-31 Geoff Keating <geoffk@cygnus.com>
12 * flow.c (clear_log_links): Nuke global_live_at_start and
13 global_live_at_end data, since if the log_links stuff is invalid
14 so is global_live_at_*.
16 2000-07-31 Richard Henderson <rth@cygnus.com>
18 * tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions.
20 2000-07-31 Jakub Jelinek <jakub@redhat.com>
22 * cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
23 (_cpp_get_token): Don't macro expand a just pasted token if it
24 was pasted at no_expand_level.
26 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
28 * cppmacro.c (find_param, count_params, save_expansion):
29 Permit 'defined' as a macro parameter name.
31 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
33 * Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and
34 xcpp to cpp throughout.
35 (native): Remove unnecessary dependency on cpp.
37 * gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp,
39 (.i spec): Add missing output-file spec to cc1 command line.
40 * objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.
42 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
44 * c-decl.c (mesg_implicit_function_declaration): Init to -1.
45 (implicit_decl_warning): New function.
46 (implicitly_declare): Use it.
47 * c-typeck.c (build_external_ref): Use implicit_decl_warning
48 to complain about implicit decls of builtins.
50 * c-lang.c (lang_init): Set mesg_implicit_function_declaration
51 based on pedantic && flag_isoc99, if not already set.
52 * c-tree.h: Declare mesg_implicit_function_declaration.
53 Prototype implicit_decl_warning.
55 2000-07-30 Jeffrey D. Oldham <oldham@codesourcery.com>
57 * Makefile.in (ssa.o): Updated header files in dependences.
58 * basic-block.h: Added compute_immediate_postdominators declaration.
59 * config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
61 * flow.c (compute_immediate_dominators): Updated comment.
62 (compute_immediate_postdominators): Added definition.
63 * rtl.h (HARD_REGISTER_P): Added definition.
64 * ssa.c: Include additional header files.
65 (assert): Added definition.
66 (ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
67 include select hard registers.
68 (ssa_rename_to_insert): Likewise.
69 (ssa_rename_from_initialize): Likewise.
70 (ssa_rename_from_lookup): Likewise.
71 (original_register): Likewise.
72 (ssa_rename_from_insert): Added to reimplement ssa_rename_from to
73 include select hard reigsters.
74 (ssa_rename_from_traverse): Likewise.
75 (ssa_rename_from_free): Likewise.
76 (ssa_rename_from_print): Likewise.
77 (ssa_rename_from_print_1): Likewise.
78 (ssa_rename_from_hash_function): Likewise.
79 (ssa_rename_from_equal): Likewise.
80 (ssa_rename_from_delete): Likewise.
81 (simplify_to_immediate_dominators): Removed in favor of
82 flow.c:compute_immediate_dominators.
83 (find_evaluations_1): Modified to work with hard registers.
84 (insert_phi_node): Likewise.
85 (insert_phi_nodes): Likewise.
86 (struct rename_set_data): Updated prev_reg comment.
87 (create_delayed_rename): Modified to work with hard registers.
88 (RENAME_NO_RTX): Updated comment.
89 (apply_delayed_renames): Modified to work with hard registers.
90 (rename_insn_1): Likewise and added handling of CLOBBER rtls.
91 (rename_block): Updated to use revised ssa_rename_to interface.
92 (rename_registers): Updated to use revised ssa_rename_to and
93 ssa_rename_from interface.
94 (convert_to_ssa): Revised to use compute_immediate_dominators and
95 deal with hard registers.
96 (make_regs_equivalent_over_bad_edges): Modified to work with hard
97 registers. Added check for illegal unification of hard register.
98 (make_equivalent_phi_alternatives_equivalent): Modified to work
100 (compute_conservative_reg_partition): Likewise.
101 (coalesce_if_unconflicting): Modified to work with hard registers
102 and check for conflicting hard registers.
103 (mark_phi_and_copy_regs): Revised loop to work only on pseudo
105 (rename_equivalent_regs_in_insn): Modified to work with hard
107 (record_canonical_element_1): Added definition.
108 (check_hard_regs_in_partition): Added definition.
109 (convert_from_ssa): Added data structure deallocation and check
110 for illegal hard register unification.
111 (conflict_hard_regs_p): Added definition.
112 * toplev.c (rest_of_compilation): Added comment.
114 2000-07-31 Anthony Green <green@redhat.com>
116 * config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly.
118 2000-07-31 Jason McMullan <jmcmullan@linuxcare.com>
120 * builtins.c (expand_builtin_apply): Don't defer pop during
123 2000-07-31 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
125 * calls.c (combine_pending_stack_adjustment_and_call): Only use
126 preferred_unit_stack_boundary when it is > 1.
128 2000-07-31 Joseph S. Myers <jsm28@cam.ac.uk>
130 * c-common.c (init_function_format_info): Add C99 format functions
133 * c-decl.c (get_parm_info): Don't treat 'const void', 'volatile
134 void' or 'register void' as being the special case of 'void' alone
137 * c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for
138 discarding qualifiers into a plain warning.
140 2000-07-31 Kazu Hirata <kazu@hxi.com>
142 * combine.c: Fix formatting.
144 * h8300.md: Fix formatting.
146 * local-alloc.c: Fix formatting.
148 * h8300.c (get_shift_alg): Remove the variable alg.
149 (emit_a_shift): Rearrange code to improve readability.
151 * h8300.md (movsi_h8300hs): Rearrange code to improve readability.
153 * h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and
154 HImode on all architectures and a combination of HImode and SImode
157 * h8300.c (split_adds_subs): Rearrange code for conciseness.
159 Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
161 * i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs
164 Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <jh@suse.cz>
166 * recog.c (extract_insn): Set operand_mode according to
167 operand if match_operand is VOIDmode.
169 Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
171 * recog.c (validate_replace_rtx_1): Do not abort for (nil) expression.
173 2000-07-31 Geoff Keating <geoffk@cygnus.com>
175 * c-parse.in (extdefs): Call ggc_collect between external
178 2000-07-30 Michael Hayes <mhayes@cygnus.com>
179 Richard Henderson <rth@cygnus.com>
181 * Makefile.in (OBJS): Add doloop.o.
182 * doloop.c: New file.
184 * final.c (insn_current_reference_address): Return 0 before final.
185 * flags.h (flag_branch_on_count_reg): Fix typos in commentary.
186 * jump.c (any_uncondjump_p): Likewise.
187 * loop.c (indirect_jump_in_function): Make static.
188 (strength_reduce): Call doloop_optimize.
189 (insert_bct, instrument_loop_bct): Remove.
190 * loop.h (doloop_optimize): Prototype.
191 * recog.c (split_all_insns): Split all INSN_P.
192 * toplev.c (flag_branch_on_count_reg): Default on.
194 * config/c4x/c4x.c (c4x_optimization_options): Don't set
195 flag_branch_on_count_reg.
196 * config/i386/i386.c (override_options): Likewise.
197 * config/rs6000/rs6000.c (optimization_options): Likewise.
199 * config/i386/i386.md (decrement_and_branch_on_count): Remove.
201 (dbra_ge): Remove, as well as all it's splitters.
203 * config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove.
206 * config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare.
207 (ia64_register_move_cost): Declare.
208 * config/ia64/ia64.c (ar_lc_reg_operand): New.
209 (struct ia64_frame_info): Add ar_size.
210 (ia64_compute_frame_size): Set it.
211 (save_restore_insns): Save and restore ar.lc.
212 (ia64_register_move_cost): New, moved from header file. Handle
213 application registers.
214 (REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers.
215 (emit_insn_group_barriers): Special case doloop_end_internal.
216 (ia64_epilogue_uses): Mark ar.lc live at end.
217 * config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers.
218 (AR_EC_REGNUM, AR_PFS_REGNUM): New registers.
219 (FIRST_PSEUDO_REGISTER): Make room.
220 (AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New.
221 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update.
222 (REG_ALLOC_ORDER): Update.
223 (HARD_REGNO_MODE_OK): Update.
224 (REGISTER_NAMES): Update.
225 (enum reg_class): Add AR_M_REGS and AR_I_REGS.
226 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
227 (REGNO_REG_CLASS): Update.
228 (LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10.
229 (REGISTER_MOVE_COST): Move out of line.
230 (PREDICATE_CODES): Update.
231 * config/ia64/ia64.md (movdi patterns): Handle ar register classes.
232 (addsi3_plus1_alt, adddi3_plus1_alt): New.
233 (shladd_elim splitter): Allow constants in the predicate.
234 (doloop_end, doloop_end_internal): New.
236 2000-07-30 Richard Henderson <rth@cygnus.com>
238 * genattrtab.c (struct insn_def): Add lineno member.
239 (struct insn_ent): Likewise.
240 (struct attr_desc): Likewise.
241 (struct delay_desc): Likewise.
242 (struct function_unit_op): Likewise.
243 (struct function_unit): Likewise.
244 (check_attr_value): Use message_with_line.
245 (check_defs): Likewise.
246 (expand_units): Likewise.
247 (check_attr_test): Take a lineno argument.
248 (gen_attr): Likewise.
249 (gen_insn): Likewise.
250 (gen_delay): Likewise.
251 (gen_unit): Likewise.
252 (main): Give it to them.
253 (convert_set_attr_alternative): Take an insn_def argument
254 instead of num_alt and insn_index.
255 (convert_set_attr): Likewise.
256 (write_test_expr): Protect INSN_ADDRESSES load
257 with INSN_ADDRESSES_SET_P.
259 2000-07-30 Richard Henderson <rth@cygnus.com>
261 * flow.c (init_propagate_block_info): Use pc_set.
263 Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
265 * i386.md (*lea_general_[123]) New insns and splits.
266 (addsi3 to lea splitter): Handle other modes too.
267 (shlsi3 to lea splitter): Likewise.
268 (addhi_1_lea, shlhi_1_lea): New patterns.
269 (addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL.
271 Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
273 * recog.c (general_operand, nonimmediate_operand): Accept
274 any mode for VOIDmode CONSTANT_P operands.
276 Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
278 * gcse.c (try_replace_reg): Use validate_replace_rtx_subexp
279 instead of replace_rtx.
280 * recog.c (validate_replace_rtx_subexp): New function.
281 * recog.h (validate_replace_rtx_subexp): Declare.
283 Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
285 * combine.c (simplify_set, make_extraction, make_compound_operation
286 make_field_assignment): Use full mask instead of GET_MODE_MASK (mode)
287 as force_to_mode argument.
289 Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <jh@suse.cz>
291 * combine.c (if_then_else_cond): Be sure that mode fits in
294 Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <jh@suse.cz>
296 * combine.c (record_promoted_value): Allow bitsize of mode
297 to be equivalent to HOST_BITS_PER_WISE_INT.
299 Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
301 * function.c (assign_stack_local_1, assign_stack_temp_for_type):
302 Do not call gen_mode_alignment when mode is BLKmode.
304 Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <jh@suse.cz>
306 * loop.c (express_from_1): Fix call of simplify_gen_binary.
308 Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <jh@suse.cz>
310 * simplify-rtx.c (simplify_relational_operation): Verify that mode ==
311 VOIDmode implies both operands to be VOIDmode.
312 (simplify_ternary_operation): Compute properly the mode of comparison.
313 * combine.c (combine_simplify_rtx): Likewise.
315 2000-07-25 Michael Hayes <mph@paradise.net.nz>
317 * basic-block.h (struct loops): New field rc_order.
318 * flow.c (flow_loops_cfg_dump): Dump rc_order if computed.
319 (flow_loops_free): Free rc_order.
320 (flow_depth_first_order_compute): New parameter rc_order.
321 (flow_loops_find): Allocate rc_order and swap usage with
324 2000-07-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
325 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
327 * config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue.
328 (push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise.
329 (nodb_call, return_from_epilogue): Likewise.
330 (return_from_interrupt_epilogue, prologue, epilogue): Likewise.
331 * config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add.
332 * config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add.
333 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
334 (c4x_valid_type_attribute_p): Likewise.
335 * config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
336 (FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL.
338 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
340 * config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant
341 and loadhi_big_constant if applicable.
342 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak
343 and add new splitter.s
345 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
347 * config/c4x/c4x.c (c4x_rptb_insert): Make more robust.
349 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
351 * config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label.
353 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
355 * config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings.
357 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
359 * config/c4x/libgcc.S (divqf3): Improve accuracy.
361 2000-07-27 Mark Mitchell <mark@codesourcery.com>
363 Put phi nodes after NOTE_INSN_BASIC_BLOCK.
364 * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro.
365 * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P.
366 (get_prev_bb_note): Likewise.
367 (remove_scope_notes): Likewise.
368 * flow.c (commit_one_edge_insertion): Likewise.
369 (merge_blocks_nomove): Likewise.
370 (verify_flow_info): Likewise.
371 * gcse.c (insert_insn_end_bb): Likewise.
372 * reg-stack.c (emit_swap_insn): Likewise.
373 * ssa.c (first_insn_after_basic_block_note): New function.
374 (insert_phi_node): Use it.
375 (rename_block): Likewise.
376 (eliminate_phi): Likewise.
377 (make_regs_equivalent_over_bad_edges): Likewise.
378 (make_equivalent_phi_alternatives_equivalent): Likewise.
379 (for_each_successor_phi): Likewise.
380 (convert_from_ssa): Modify phi-node deletion algorithm.
382 2000-07-29 Andreas Jaeger <aj@suse.de>
384 * configure.in (mips*-*-linux*): Use mips*el to check for little
385 endian MIPS, add tmake_file.
387 * config/mips/linux.h (TARGET_VERSION): Use GNU/Linux.
388 (SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1.
389 Patches by Maciej W. Rozycki <macro@ds2.pg.gda.pl>.
391 2000-07-28 Richard Henderson <rth@cygnus.com>
393 * config/ia64/ia64.c (ia64_print_operand): Fix typos.
394 Sign extend mode size before negating.
396 2000-07-28 Richard Henderson <rth@cygnus.com>
398 * emit-rtl.c (gen_lowpart_common): Add missing 'c' variable.
400 2000-07-28 Bernd Schmidt <bernds@cygnus.co.uk>
402 * cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY.
403 (cse_insn): Likewise.
404 (addr_affects_sp_p): Likewise.
405 * expr.c (move_by_pieces): Likewise.
406 (clear_by_pieces): Likewise.
407 * gcse.c (oprs_unchanged_p): Likewise.
408 * haifa-sched.c (sched_analyze_2): Likewise.
409 * recog.c (offsettable_address_p): Likewise.
410 * regclass.c (record_address_regs): Likewise.
411 * reload.c (find_reusable_reload): Likewise.
412 (push_reload): Likewise.
413 (operands_match_p): Likewise.
414 (decompose): Likewise.
415 (find_reloads_address_1): Likewise.
416 (find_inc_amount): Likewise.
417 * reload1.c (elimination_effects): Likewise.
418 * resource.c (mark_set_resources): Likewise.
419 * flow.c (attempt_auto_inc): New function; mostly broken out
421 (find_auto_inc): Split into two functions and enhanced to
422 generate POST_MODIFY.
423 * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment.
424 * rtl.h (count_all_occurrences): Declare.
425 (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not
427 * rtlanal.c (count_all_occurrences): New function.
428 * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP,
429 HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document.
431 * config/ia64/ia64-protos.h (destination_operand): Declare.
432 * config/ia64/ia64.c (destination_operand): New function.
433 (ia64_print_operand): Handle POST_MODIFY.
434 (rtx_needs_barrier): Likewise.
435 * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1.
436 (HAVE_POST_MODIFY_REG): Define to 1.
437 (MAX_REGS_PER_ADDRESS): Change to 2.
438 (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too.
439 (LEGITIMATE_ADDRESS_REG): New helper macro.
440 (LEGITIMATE_ADDRESS_DISP): Likewise.
441 (PREDICATE_CODES): Add entry for destination_operand.
442 * config/ia64/ia64.md (all mov patterns): Use destination_operand
443 predicate for operand 0.
445 2000-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
447 * dwarf2out.c: Indent #error directive.
449 * gbl-ctors.h: Fix typo in comment.
450 (__do_global_ctors): Prototype.
452 * gcse.c (record_one_set, pre_delete): Remove unused variables.
454 * rs6000.c (rs6000_maybe_dead): Delete unused prototype.
455 (print_operand): Initialize variable `t'.
457 2000-07-27 Aldy Hernandez <aldyh@redhat.com>
459 * config/arm/arm.md ("call_value"): removed constraints.
460 Constraints are ignored in expanders.
461 (*call_value_reg): split =rf into various constraints.
462 (*call_value_mem): same
463 (*call_value_symbol): same
464 (*sibcall_value_insn): same
466 2000-07-28 Philipp Thomas <pthomas@suse.de>
468 * install.texi (--enable-nls): Change the description of the NLS
469 related configure options to match the current state.
470 (--with-included-gettext): Likewise.
471 (--enable-maintainer-mode): New description added.
472 * extend.texi (-fstrict-prototype): Add missing '.'.
474 2000-07-27 Jim Wilson <wilson@cygnus.com>
476 * dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if
477 DECL_INITIAL (decl) == NULL_TREE.
479 2000-07-27 Alexandre Oliva <aoliva@redhat.com>
481 * Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies
482 on insn-attr.h with it.
483 * genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length.
484 * insn-addr.h: New header.
485 (insn_addresses_): Renamed from insn_addresses.
486 (INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC,
487 INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE,
488 INSN_ADDRESSES_NEW): New macros.
489 * genattrtab.c (write_test_expr): Use new macros.
490 * final.c (insn_addresses, init_insn_lengths): Likewise.
491 (align_fuzz, shorten_branches): Likewise.
492 (final): Likewise. Do not reject new insns if their addresses
493 have been added to INSN_ADDRESSES.
494 * config/arm/arm.c, config/avr/avr.c: Use new macros.
495 * config/h8300/h8300.c, config/i370/i370.c: Likewise.
496 * config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise.
497 * config/sparc/sparc.c, config/sparc/sparc.md: Likewise.
498 * config/sh/sh.c: Likewise.
499 (output_branchy_insn): Use INSN_ADDRESSES_NEW.
501 * Makefile.in (bootstrap): Move -BstageN/ back to the beginning.
503 2000-07-27 Andrew Cagney <cagney@b1.cygnus.com>
505 * gcc.c (struct prefix_list): Add member priority.
506 (enum path_prefix_priority): Declare.
507 (add_prefix): Replace ``first'' with ``priority''. Append new
508 entry but keep list in priority order.
509 (process_command): Update. Pass PREFIX_PRIORITY_B_OPT or
510 PREFIX_PRIORITY_LAST to add_prefix.
511 (process_command): Move include kludge - foo/stageN - to before
514 2000-07-27 Jason Merrill <jason@redhat.com>
516 * dwarf2out.c (gen_typedef_die): Abort if we get identical
517 TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef.
519 2000-07-27 RodneyBrown <RodneyBrown@pmsc.com>
521 * expr.h (get_alias_set, lang_get_alias_set): Delete prototypes.
522 * tree.h (get_alias_set, lang_get_alias_set): Prototype.
524 2000-07-27 Joseph S. Myers <jsm28@cam.ac.uk>
526 * c-decl.c (finish_function): Don't treat 'main' specially unless
527 flag_hosted. In C99 mode, return 0 from 'main' unless
528 DEFAULT_MAIN_RETURN is otherwise defined.
530 * c-decl.c (store_parm_decls): In C99 mode, pedwarn for function
531 parameters defaulting to int in an old-style function definition.
533 2000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
535 * c-parse.in (string): For -Wtraditional, warn about string
536 concatenation only once per line.
538 Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp>
540 * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES
541 for HI-UX/WE2 systems.
543 2000-07-24 Bruce Korb <bkorb@gnu.org>
545 * fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC
546 defining the __xxx_TYPE__ macros.
547 * fixincl/fixincl.tpl(gnu_type_map): now obsolete
548 * fixincl/fixlib.h: don't need to include "tm.h" anymore
549 * fixincl/inclhack.def(type_map): now obsolete
551 Thu Jul 27 11:54:17 2000 Andrew Cagney <cagney@b1.cygnus.com>
553 * cpp.texi: Append a trailing full-stop to xrefs where needed.
555 2000-07-26 Dave Pitts <dpitts@cozx.com>
557 * i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash
559 (mvs_hash_alias): New function.
560 (mvs_add_alias): Change argument spacing.
561 (mvs_need_alias): Change aliasing criteria. Added documentation.
562 (mvs_get_alias): Change to use hashed name. The hashed name prevents
563 CSECT name collisions.
564 (mvs_check_alias): Likewise.
565 (handle_pragma): Change documentation.
566 * i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx
567 mode from SImode to DImode.
568 (iorhi3): Changed LTORG size for insn.
570 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
572 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
573 mem if the address is a mode_dependent_address_p.
575 2000-07-26 Kazu Hirata <kazu@hxi.com>
577 * h8300.c (print_operand): Print ":8" when the 'R' operand is
578 suitable for 8-bit absolute.
579 * h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New.
580 (OK_FOR_U): Add a case for the 8-bit constant address on the
583 Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <hp@axis.com>
585 * varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON)
586 && ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test
587 ! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about
588 lack of implemented alignment.
590 2000-07-26 Geoffrey Keating <geoffk@cygnus.com>
592 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle
593 cross-compiling between 64-bit and 32-bit machines.
595 2000-07-27 Richard Henderson <rth@cygnus.com>
597 * config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New.
598 (movhicc_astep, movhi_internal_astep): New.
599 (movsicc_astep, movsi_internal_astep): New.
600 (movdicc_astep, movdi_internal_astep): New.
601 (movsfcc_astep, movsf_internal_astep): New.
602 (movdfcc_astep, movdf_internal_astep): New.
603 (movxfcc_astep, movxf_internal_astep): New.
604 (cmovdi_internal_astep, cmovsi_internal_astep): New.
605 Unify the cmov[ds]i splitters.
607 2000-07-27 Rodney Brown <RodneyBrown@pmsc.com>
609 * real.c (asctoeg): Rename `error' label to unexpected_char_error
611 2000-07-26 Nick Clifton <nickc@cygnus.com>
613 * config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of
614 __arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h
616 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as
617 well as PARALLEL blocks in FRAME_RELATED_EXPR notes.
619 2000-07-26 Alexandre Oliva <aoliva@redhat.com>
621 * c-decl.c (finish_enum): Convert enumerations that fit in an
623 (build_enumerator): In pedantic mode, cast to `int' those that
626 2000-07-25 Rodney Brown <RodneyBrown@pmsc.com>
628 * config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New.
630 Tue Jul 25 23:08:33 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
632 * sh.md (cmpgtdi_t): Must be split.
633 (cmpgtdi_t+1): New splitter.
635 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
637 * cpplib.c (_cpp_check_directive): Issue -Wtraditional
638 warnings for indented directives even if we are skipping.
640 2000-07-25 Nathan Sidwell <nathan@codesourcery.com>
642 * invoke.texi (strict-prototypes): Remove.
643 * extend.texi (Deprecated Features): Add strict-prototypes.
644 (Backwards Compatibility): New node.
646 2000-07-25 Jakub Jelinek <jakub@redhat.com>
648 * config/i386/i386.md (andsi_1+1): Allow HImode.
649 (andsi_1+2): Require q_regs_operand.
651 2000-07-25 Jakub Jelinek <jakub@redhat.com>
653 * config/i386/i386.md (call_pop): Check operands[0],
654 not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
656 (call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
657 (call_value): Likewise.
659 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
661 * toplev.c (pipe_closed): Delete.
662 (crash_signal): New. Generate ICE for a fatal signal.
663 (float_signal): Call crash_signal outside a float-handler
665 (main): Install crash_signal as handler for core-dumping signals.
667 2000-07-25 David Edelsohn <edelsohn@gnu.org>
669 * rs6000.c (print_operand, case 'T'): New case.
671 * rs6000.md (call_indirect_aix32): Convert to expander of
672 scheduled instructions.
673 (call_indirect_aix64): Likewise.
674 (call_value_indirect_aix{32,64}): Likewise.
675 (call, call_value): Invoke expanders for AIX. Fall through to
677 (call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr).
678 (call_value_indirect_nonlocal_aix{32,64}): New patterns.
679 (call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1
681 (call_nonlocal_aix64): Likewise.
682 (call_value_nonlocal_aix{32,64}): Likewise.
683 (call_nonlocal_sysv): New pattern for ctr, lr, and symbolic
685 (call_value_nonlocal_sysv): New pattern.
686 (indirect_jump{si,di}): Use new 'T' modifier.
687 (tablejump{si,di} matchers): Likewise.
688 (return_internal_{si,di}): Likewise.
689 (return_eh_{si,di}): Likewise.
691 2000-07-24 Richard Henderson <rth@cygnus.com>
693 * config/ia64/ia64.c (ia64_print_operand): Handle "%,".
694 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise.
695 * config/ia64/ia64.md (movdi_internal): Use it.
697 2000-07-24 Zack Weinberg <zack@wolery.cumb.org>
699 * cppexp.c: Warn about unary + if -Wtraditional.
700 * cpplex.c (lex_line): Always set BOL on the first token of a line.
702 2000-07-24 Michael Meissner <meissner@redhat.com>
704 * d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to
707 2000-07-24 Nick Clifton <nickc@cygnus.com>
709 * config/arm/arm.c (emit_multi_reg_push): Generate a
710 REG_FRAME_RELEATED_NOTE that is compatable with the code in
711 dwarf2out_debug_frame_expr.
713 2000-07-24 Jason Merrill <jason@redhat.com>
715 * dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without
716 UNALIGNED_INT_ASM_OP.
717 (def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust
718 a location expression.
719 (dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't
720 assume indirect access if we're saving the CFA address exactly.
722 * Makefile.in (bootstrap): Move -BstageN/ to the end.
724 2000-07-24 Jakub Jelinek <jakub@redhat.com>
726 * tradcpp.c (main): Update max_include_len for cpp_include_defaults
729 2000-07-24 Michael Meissner <meissner@redhat.com>
731 * invoke.texi (D30V Options): Add d30v options.
733 Mon Jul 24 02:04:52 2000 Jeffrey A Law (law@cygnus.com)
735 * gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not
736 needed by our gcse pass anymore.
737 (free_pre_mem): Corresponding changes.
738 (compute_pre_data): Do not call compute_transpout anymore.
740 * gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'.
741 (free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding
744 * gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here.
745 (compute_pre_data): Do it here instead.
747 * gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap
749 (pre_delete): Corresponding changes.
751 2000-07-23 Mark Mitchell <mark@codesourcery.com>
753 * c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN
754 to figure out whether or not a variable has already been emitted.
756 Sun Jul 23 14:49:12 2000 Jason Eckhardt <jle@cygnus.com>
758 * config/i860/i860.md (untyped_call expander): Use GEN_CALL
761 Sun Jul 23 11:52:03 2000 George Helffrich (george@gly.bris.ac.uk)
763 * dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab.
765 2000-07-23 Kazu Hirata <kazu@hxi.com>
767 * h8300.c: Fix formatting.
769 2000-07-23 Joseph S. Myers <jsm28@cam.ac.uk>
771 * c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn
772 for `long' switch expression into a plain warning.
774 * c-lex.c (init_lex): Keep the "inline" keyword in C99 mode.
775 (yylex): Don't pedwarn for "inline" in C99 mode.
777 * bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing
779 * ggc-page.c (debug_print_page_list, alloc_page, free_page,
780 ggc_alloc): Likewise.
781 * bb-reorder.c (dump_scope_forest_1): Likewise.
783 2000-07-22 Aldy Hernandez <aldyh@redhat.com>
785 * reload.c (find_reloads_toplev): Add new parameter
787 (find_reloads): Add new parameter to find_reloads_toplev calls.
789 2000-07-22 Jeffrey Oldham <oldham@codesourcery.com>
791 * collect2.c (main): Typo fixed.
792 * diagnostic.c: Typo fixed.
793 * dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed.
794 * eh-common.h: Typo fixed.
795 * emit-rtl.c (start_sequence): Typo fixed.
796 * flow.c (find_label_refs): Typo fixed.
797 (calculate_global_regs_live): Typo fixed.
798 (mark_regno_cond_dead): Typo fixed.
799 (create_edge_list): Typos fixed.
800 (verify_edge_list): Typo fixed.
801 * ggc-common.c (ggc_mark_rtx_children): Typo fixed.
802 * loop.c (strength_reduce): Typo in function name fixed.
803 * rtl.h: Added comments. Typo in function name fixed.
804 * rtlanal.c: Typo in function name fixed.
805 (insn_dependant_p): Rename to ...
806 (insn_dependent_p): ... this.
807 (computed_jumo_p): Typo fixed.
809 2000-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
811 * system.h (__FUNCTION__): Wrap definition in #ifndef.
813 2000-07-21 David Edelsohn <edelsohn@gnu.org>
815 * rs6000.h (SIZE_TYPE): Define.
817 2000-07-21 Mark Mitchell <mark@codesourcery.com>
819 * ssa.c (rename_insn_1): Don't rename registers that are
822 2000-07-21 Zack Weinberg <zack@wolery.cumb.org>
824 * diagnostic.c (trim_filename, fancy_abort): Moved here from
826 (fatal_function, set_fatal_function): Removed.
827 (fatal): Don't prepare for or call the fatal_function.
828 (diagnostic_lock, error_recursion): New.
829 (diagnostic_for_decl, report_diagnostic): Guard against
830 re-entering the error reporting routines.
831 (fancy_abort): Assume function is not NULL.
833 * errors.c (fancy_abort): New. Assume function is not NULL.
834 * tradcpp.c (fancy_abort): Assume function is not NULL.
836 * system.h: Provide default definition of __FUNCTION__.
837 * rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout.
838 Always use __FUNCTION__ in definition of abort.
840 * varray.h: Likewise.
841 * toplev.h: Likewise. Don't prototype set_fatal_function.
843 2000-07-20 Geoff Keating <geoffk@cygnus.com>
845 * config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
847 * glimits.h: Don't do #if defined for ARCH_PPC.
849 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All
850 constants of size no larger than a pointer should go in the TOC.
851 Add 'MODE' parameter.
852 (LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to
853 ASM_OUTPUT_SPECIAL_POOL_ENTRY_P.
854 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
855 * config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise.
856 * config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise.
857 * config/rs6000/rs6000.c (constant_pool_expr_1): Likewise.
858 (rs6000_legitimize_address): Likewise.
859 (rs6000_emit_move): Likewise.
860 (rs6000_select_rtx_section): Likewise.
861 (output_toc): Deal properly with outputting small constants like
862 HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode.
863 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add
864 MODE parameter. Put small constants in the TOC.
866 * config/rs6000/rs6000.c (easy_fp_constant_p): All constants are
868 (rs6000_emit_move): When reload calls us with an illegitimate
869 address, exit early. Move the change_address calls to one place
870 at the end of the routine. Merge the SImode and DImode expanders.
871 When called by reload to put an integer into a FP register, force
874 * config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode'
876 (rs6000_hash_constant): Hash mode too.
877 (toc_hash_function): Allow for key_mode.
878 (toc_hash_eq): Structures are different if key_mode differs.
879 (output_toc): Add 'mode' parameter. Save key_mode.
880 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY):
881 Pass 'mode' parameter.
882 * config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param.
884 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
885 for vtable references.
887 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a
888 choice, don't put integer values in FP regs.
890 Thu Jul 20 18:13:52 2000 Jeffrey A Law (law@cygnus.com)
892 * flow.c (verify_flow_info): Revamp code to verify that the
893 head and end of each basic block are in the insn chain.
895 Thu Jul 20 18:02:35 2000 Michael Matz <matzmich@cs.tu-berlin.de>
897 * gcse.c (record_one_set): Prepend instead of append onto
898 reg_set_table, making it O(n) instead O(n^2).
899 * lcm.c (compute_antinout_edge,compute_laterin,compute_available):
900 Use a queue instead of a stack as worklist.
902 2000-07-20 Kazu Hirata <kazu@hxi.com>
904 * h8300.c (two_insn_adds_subs_operand): Fix a typo.
905 * h8300.h (OK_FOR_T): New.
906 (EXTRA_CONSTRAINT): Support OK_FOR_T.
907 * h8300.md: Use inc/dec.[wl] for increment/decrement
908 by 1 and 2 in HI and SI modes.
910 2000-07-20 Jim Wilson <wilson@cygnus.com>
912 * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
915 2000-07-20 Zack Weinberg <zack@wolery.cumb.org>
917 * cppmacro.c (CAN_PASTE_AFTER): New macro.
918 (count_params): Don't set GNU_REST_ARGS on anything.
919 (save_expansion): Set PASTE_LEFT only on tokens for which
920 CAN_PASTE_AFTER is true, or which are named operators.
922 * cpplex.c (parse_args): Distinguish between a rest argument
923 given one empty argument, and a rest argument given zero arguments.
924 (maybe_paste_with_next): Look for VOID_REST tag, and trigger
925 deletion of previous token based on that.
926 (get_raw_token): Flatten some control structure.
928 * cpplib.h (CPP_LAST_EQ): Correct.
929 (VOID_REST): New token flag.
930 (GNU_REST_ARGS): Delete.
932 * tradcpp.c (main): Don't munge -D options.
933 (make_definition): Bring -D handling in line with cpplib.
934 (do_define): Strip all leading whitespace from macro definitions.
936 2000-07-20 David Billinghurst <David.Billinghurst@riotinto.com.au>
938 * Makefile.in (tradcpp): Depend on intl.o and version.o.
940 2000-07-20 Bruce Korb <bkorb@gnu.org>
942 * fixincl/check.tpl: strip the platform specific types before testing
943 * fixincl/fixfixes.c(gnu_type_fix): use platform specific types
944 * fixincl/fixincl.tpl: use platform specific types
945 * fixincl/fixlib.h: include the platform specific types
946 * fixincl/inclhack.def(gnu_types): don't supply the types
947 * fixincl/fixincl.x: regen
949 2000-07-19 Jim Wilson <wilson@cygnus.com>
951 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in
954 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
956 * tradcpp.c (rescan): Do not recognize directives when the #
959 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
961 Implement C++ named operators.
963 * cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block
964 of operators allowed in #if and having an _EQ variant. Add
965 CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED.
966 (cpp_token flags): Add NAMED_OP.
967 (enum node_type): Add T_OPERATOR.
968 (struct cpp_hashnode): Add code slot to value union.
969 * cpphash.h (spec_nodes): Remove n_defined.
971 * cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types.
972 (spell_token, can_paste, maybe_paste_with_next): Handle named operators.
973 (is_macro_disabled): Tweak error messages.
975 * cpplib.c (get_define_node): Disallow all named operators as
976 macro names. Tweak error messages.
977 (_cpp_init_stacks): Don't set up spec_nodes->n_defined.
979 * cppinit.c (builtin_array): Add entries for the named operators.
980 * cppexp.c (lex): Check for CPP_DEFINED token.
981 (priority table): Add entries for CPP_MIN and CPP_MAX.
982 (_cpp_parse_expr): Handle CPP_MIN and CPP_MAX.
984 2000-07-19 Bernd Schmidt <bernds@cygnus.co.uk>
986 * gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is
987 larger than the array of cuids.
988 (alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing
991 2000-07-19 Bruce Korb <bkorb@gnu.org>
993 * fixinc/fixincl.c: Convert to using a table of environment variables
994 and activate the auto-edit marker on the fixed output files.
995 * fixinc/fixlib.h: Define the environment table
996 * fixinc/fixincl.sh: export the ${INPUT} dir
997 * fixinc/check.tpl: likewise
999 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
1001 * gcc.c (.h spec): Fix typo.
1003 Wed Jul 19 01:22:15 CEST 2000 Marc Espie <espie@cvs.openbsd.org>
1005 * Makefile.in: Fix tradcif.c path.
1007 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
1009 * cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry
1012 * cpphash.h (TOKEN_NAME): New macro.
1013 (_cpp_spell_operator): Deleted.
1014 (token_spellings): Now _cpp_token_spellings.
1016 * cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator.
1017 * cpplex.c: Use OP and TK macros when expanding the
1018 TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens,
1019 store the stringification of the enumeration name (CPP_CHAR,
1020 etc.) in the name slot of token_spellings.
1021 Use TOKEN_NAME and/or TOKEN_SPELL, do not reference
1022 token_spellings directly.
1023 * cpplib.c: Use TOKEN_SPELL.
1025 * cpplex.c (_cpp_push_token): If the token being pushed back
1026 is the previous token in this context, just subtract one from
1028 * cppmacro.c (save_expansion): Clear aux field when storing a
1031 2000-07-18 Jakub Jelinek <jakub@redhat.com>
1033 * cpplex.c (cpp_scan_buffer): Output line command even at the stop
1034 buffer, provided it is not NULL.
1036 2000-07-18 Alexandre Oliva <aoliva@redhat.com>
1038 * c-decl.c (duplicate_decls): Do not call make_var_volatile() in
1039 case of invalid volatile re-declaration.
1041 2000-07-18 Jakub Jelinek <jakub@redhat.com>
1043 * calls.c (store_arg): Return non-zero if sibcall_failure is desired.
1044 (expand_call): Adjust caller.
1046 2000-07-17 Gabriel Dos Reis <gdr@codesourcery.com>
1048 * diagnostic.h (report_diagnostic): Change prototype.
1050 * diagnostic.c (output_do_verbatim, diagnostic_for_asm,
1051 diagnostic_for_decl): Change prototype.
1052 (error_with_decl, warning_with_decl, pedwarn_with_decl, warning,
1053 error, warning, error_with_file_and_line,
1054 warning_with_file_and_line, pedwarn_with_file_and_line, fatal):
1055 Adjust call to report_diagnostic, diagnostic_for_decl.
1056 (error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm.
1057 (output_verbatim, verbatim): Adjust call to output_do_verbatim.
1059 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End
1060 varaible argument list.
1062 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
1064 * cpphash.c: Don't include hashtab.h. Most macro-handling code
1065 moved to cppmacro.c.
1066 (hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash,
1067 dump_hash_helper): Delete.
1068 (expand_hash, higher_prime_number, _cpp_lookup_with_hash,
1069 cpp_forall_identifiers): New. Implement specialized version of
1070 Vlad's expandable hash table.
1071 (cpp_lookup): Use new functions.
1072 (_cpp_init_macros, _cpp_cleanup_macros): Adjust for new
1074 * cppmacro.c: New file.
1075 * cppinit.c (dump_macros_helper): New.
1076 (cpp_finish): Iterate over the identifier table directly.
1077 * cpplex.c (parse_name): Calculate the hash of the identifier
1078 while we scan it. Use _cpp_lookup_with_hash when we can.
1080 * cpphash.h: Update prototypes.
1081 (xcnewvec, HASHSTEP): New helper macros.
1082 * cpplib.h: Update prototypes.
1083 * Makefile.in (LIBCPP_OBJS): Add cppmacro.o.
1084 (cppmacro.o): New rule.
1085 (cpphash.o): Update deps.
1087 * cppmain.c: Do not set pfile->printer if no_output is on.
1089 2000-07-15 Neil Booth <neilb@earthling.net>
1091 * cpplib.c: Change all directive-handler functions to return
1093 * cpphash.h: Update typedefs.
1095 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
1097 * configure: Regenerate.
1099 * extend.texi (Extended Asm): Mention that a memory clobber
1100 does not count as a side-effect.
1102 * unroll.c (copy_loop_body): Fix one instance of using host
1103 arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit
1106 * tlink.c (scan_linker_output): Tweak for output of AIX ld.
1108 2000-07-17 Richard Henderson <rth@cygnus.com>
1110 * config/ia64/ia64.md (movdi): Split out load address code.
1111 New post-reload splitter for symbolic operands.
1112 (movdi_internal): Abort if we didn't split symbolic operands
1113 when we should have.
1114 * config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits.
1115 (ia64_reorg): Split insns when not optimizing.
1116 * config/ia64/ia64-protos.h (ia64_expand_load_address): Declare.
1118 Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
1120 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE
1121 instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format.
1123 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
1125 * loop.c (check_dbra_loop) : Changed loop_continue to loop->cont.
1127 2000-07-17 Jason Merrill <jason@redhat.com>
1129 * Makefile.in (clean): Remove libgcc directory.
1131 * configure.in (-Wno-long-long check): Use higher-level macros.
1133 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
1135 * simplify-rtx.c (simplify_binary_operation): Recognize
1136 (compare (gt[u] (cc) 0) (lt[u] (cc) 0)).
1137 (simplify_ternary_operation): Do not examine MODE_BITSIZE of
1138 a CONST_INT, it will always be zero.
1140 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
1142 * loop.c (check_dbra_loop) : Return if more than one condition is
1143 present to control the loop.
1145 Mon Jul 17 08:26:35 2000 Clinton Popetz <cpopetz@cygnus.com>
1147 * mips.c (mips_expand_prologue): Don't calculate the last argument
1148 register unless we need it. When we are calculating this, make
1149 sure FUNCTION_ARG is giving us a REG.
1151 2000-07-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1153 * flow.c (libcall_dead_p): Use single_set to verify the insn
1154 has only one set and get for analysis.
1155 (propagate_one_insn): Don't pass the PATTERN of the insn.
1157 2000-07-17 Mark Klein <mklein@dis.com>
1159 * pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3.
1161 2000-07-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1163 * Makefile.in (TARGET_GETGROUPS_T): New configuration variable.
1164 * configure.in (TARGET_GETGROUPS_T): Evaluate.
1165 * sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type
1166 of second argument of getgroups.
1167 * configure, config.in: Rebuilt.
1169 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
1171 * simplify-rtx.c (simplify_relational_operation): Two signed
1172 values with equal high words are less/greater than each other if
1173 their low words are less/greater when considered as unsigned.
1175 Mon Jul 17 02:37:06 2000 Marc Espie <espie@openbsd.org>
1177 * configure.in (vax-*-openbsd): Change to new style configuration,
1178 add collect2/float_format information.
1179 * configure: Rebuilt.
1180 * config/vax/openbsd1.h: New.
1181 * config/vax/openbsd.h: New.
1182 * config/vax/t-openbsd: New.
1184 2000-07-17 Chip Salzenberg <chip@valinux.com>
1186 * c-common.c (shorten_compare): Quiet warnings about unsigned
1187 comparisons with zero when they occur in a system header.
1189 2000-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
1191 * invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and
1192 update to describe current practice.
1194 * glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99.
1196 * contrib.texi, cpp.texi, extend.texi, invoke.texi: Update
1197 references to C9X. Change references to -fstd and -flang-isoc9x
1200 * c-common.c (scan_char_table): Allow "z" length modifiers on
1202 (check_format_info): Use TYPE_DOMAIN on the type matched against
1203 for "z" formats, to retrieve the language size_t rather than the
1206 * c-common.c (check_format_info): Do not make a pedantic objection
1207 to the 'L' length modifier if used with a floating point type
1210 * c-lex.c (yylex): Don't pedwarn for hexadecimal floating point
1211 constants in C99 mode.
1213 2000-07-17 Kazu Hirata <kazu@hxi.com>
1215 * h8300.md: Fix the format of mac.
1216 (movsi_h8300hs): Output a tab after stmac instead of a space.
1218 * h8300.c (two_insn_adds_subs_operand): Improve code for detecting
1219 profitable adds/subs sequences.
1221 * fold-const.c: Fix comment typos.
1223 2000-07-16 Laurynas Biveinis <lauras@softhome.net>
1225 * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL.
1227 2000-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1229 * fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation.
1231 2000-07-16 Neil Booth <NeilB@earthling.net>
1233 * cpplex.c: Update comments.
1234 * README.Portability: Small update.
1236 2000-07-16 Neil Booth <NeilB@earthling.net>
1238 * README.Portability: Small update.
1240 2000-07-15 Richard Henderson <rth@cygnus.com>
1242 * config/ia64/ia64-protos.h (ia64_move_ok): Prototype.
1243 * config/ia64/ia64.c (ia64_move_ok): New function.
1244 * config/ia64/ia64.md (movqi, movqi_internal): Use it.
1245 (movhi, movsi, movdi, movsf, movdf, movxf): Likewise.
1247 2000-07-15 Zack Weinberg <zack@wolery.cumb.org>
1249 * cpphash.c (save_expansion): Clear PREV_WHITE on tokens
1250 immediately following a paste operator.
1251 * cppinit.c (sort_options): New function (only for HOST_EBCDIC).
1252 (cpp_reader_init): Call it, if HOST_EBCDIC.
1253 (cpp_handle_options): Do not sort option list here.
1254 (handle_option): Rename to cpp_handle_option and export.
1255 * cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use
1256 _cpp_get_token directly.
1257 (cpp_scan_line): Return 0 at EOF, 1 otherwise.
1258 * cpplib.c (cpp_push_buffer): Don't set new->lineno to 1.
1259 * cpplib.h: Prototype cpp_handle_option. Update prototype of
1262 2000-07-15 Richard Henderson <rth@cygnus.com>
1264 * fold-const.c (extract_muldiv): Don't optimize past an unsigned
1265 cast around an expression. Tidy other unsigned tests.
1267 2000-07-15 Gabriel Dos Reis <gdr@codesourcery.com>
1269 * diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice,
1270 v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove.
1271 (v_message_with_decl): Rename to ...
1272 (format_with_decl): ... this. Tweak
1273 (diagnostic_for_decl): New function.
1274 (fatal_io_error): Use verbatim in lieu of notice.
1275 (announce_function): Use verbatim.
1276 (default_print_error_function): Likewise.
1277 (error_with_decl, warning_with_decl, pedwarn_with_decl): Use new
1280 2000-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1282 * mips.c (function_arg_pass_by_reference): Don't do automatic
1283 aggregate initialization.
1284 (machine_dependent_reorg): Initialize variable `mode'.
1286 * mips.md (absdi2): Change variable `regno1' to unsigned int.
1287 (reload_indi): Rename loword/hiword to lo_word/hi_word to avoid
1288 conflicts with sys/param.h macro of the same name.
1289 (reload_outdi): Likewise.
1291 2000-07-15 Michael Meissner <meissner@redhat.com>
1293 * fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO
1294 == CONST + INCREMENT, don't overwrite the tree node for FOO++,
1295 create a new node instead.
1297 2000-07-15 Neil Booth <NeilB@earthling.net>
1299 * README.Portability: Correct example about calling a function
1300 through a pointer to function. Format wide paragraphs.
1302 2000-07-15 Michael Meissner <meissner@redhat.com>
1304 * README.Portability: Update integer suffixes and function
1307 2000-07-15 Neil Booth <NeilB@earthling.net>
1309 * README.Portability: Small update.
1311 2000-07-15 Neil Booth <NeilB@earthling.net>
1313 * README.Portability: New file.
1315 Fri Jul 14 18:13:53 2000 Mark P Mitchell <mark@codesourcery.com>
1317 * INSTALL: Give special instructions for building GCC on Irix 6.
1318 * config/mips/x-iris6 (CC): Don't set it.
1321 2000-07-14 Jason Merrill <jason@redhat.com>
1323 * dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA
1324 register in the stack and later in another register, use the new
1327 Fri Jul 14 10:25:53 2000 Clinton Popetz <cpopetz@cygnus.com>
1329 * config/mips/mips.md: (absdi2): Handle sign_extend for
1332 2000-07-14 Nathan Sidwell <nathan@codesourcery.com>
1334 * cpplib.c (do_pragma_dependency): Tidy warning messages.
1336 2000-07-14 Zack Weinberg <zack@wolery.cumb.org>
1338 * .cvsignore: Correct typo.
1340 2000-07-13 Mark Mitchell <mark@codesourcery.com>
1342 * .cvsignore: Add generated YACC files.
1343 * objc/.cvsignore: New file.
1345 2000-07-14 Neil Booth <NeilB@earthling.net>
1347 * cpplex.c (adjust_column): New funcion.
1348 (skip_whitespace): Use it.
1349 (skip_block_comment): Use it, and warn about /*/* with
1352 2000-07-14 Neil Booth <NeilB@earthling.net>
1354 * cpphash.c (struct macro_info): Add new members.
1355 (_cpp_free_definition): Delete the macro directly.
1356 (count_params): Return void, with first token of
1357 expansion in struct macro_info on success.
1358 (parse_define): Return int. Hoist syntax checking from
1359 save_macro_expansion. Leave call to save_expansion to
1360 _cpp_create_definition.
1361 (alloc_macro): Needs just 2 arguments.
1362 (free_macro): Delete.
1363 (save_expansion): Don't perform syntax check.
1364 (_cpp_create_definition): Call save_expansion.
1366 2000-07-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1368 * genrecog.c (write_header): Split long string.
1370 * cpphash.c (macro_info): Don't use the `signed' keyword.
1372 * system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__.
1374 2000-07-13 Jakub Jelinek <jakub@redhat.com>
1376 * calls.c (stored_args_map): New variable.
1377 (check_sibcall_argument_overlap_1): New.
1378 (check_sibcall_argument_overlap): New.
1379 (expand_call): Initialize stored_args_map.
1380 Call check_sibcall_argument_overlap.
1382 2000-07-13 Bruce Korb <bkorb@gnu.org>
1384 * fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count
1385 (emit_gnu_type): utility procedure for gnu_type_fix
1386 (gnu_type_fix): implement various pre-processor guards around
1387 standard types so these types can be defined over and over
1388 * fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard
1389 types alluded to above will have GNU-compliant base types
1390 * fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct
1391 * fixinc/inclhack.def: add test_text entries and utilize the new
1392 "gnu_types" fix for the ptrdiff_t, size_t and wchar_t types.
1393 * fixinc/fixincl.x: regenerate
1395 2000-07-12 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1397 * diagnostic.c (vline_wrapper_message_with_location,
1398 v_message_with_file_and_line, v_error_with_file_and_file,
1399 v_error_for_asm, v_warning_for_asm, vfatal,
1400 v_warning_with_file_and_line, v_pedwarn_with_file_and_line,
1401 vsorry, verror, vwarning, vpedwarn): Remove.
1402 (diagnostic_for_asm): New function.
1403 (pedwarn, error, warning, pedwarn_with_file_and_line,
1404 error_with_file_and_line, warning_with_file_and_line, sorry,
1405 error_for_asm, warning_for_asm, fatal): Reimplement.
1406 (finish_diagnostic): Clear diagnostic info as well.
1408 2000-07-13 Neil Booth <NeilB@earthling.net>
1410 * c-common.h (flag_digraphs): New.
1411 * c-decl.c (c_decode_option): Set flag_digraphs as appropriate.
1412 * c-lex.c (yylex): Use flag_digraphs to decide whether to
1415 2000-07-13 Zack Weinberg <zack@wolery.cumb.org>
1417 * gcc.c (do_spec_1): Add new %B operator.
1418 (set_input): Prepare for %B.
1420 (link_command_spec): Move up with the other tm.h-
1421 overrideable specs. Factor out the portion conditional on
1422 LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc).
1423 (struct compiler): Just have a single spec string. All users
1425 (default_compilers): Remove unnecessary braces.
1426 (static_specs): Update.
1428 (trad_capable_cpp, cpp_options, cc1_options, asm_options): New
1430 (C and assembly specs): Use the new named specs, as appropriate.
1432 * objc/lang-specs.h: Use the new named specs.
1433 Remove unnecessary braces.
1435 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
1437 * gcc.c (execute): If a subprocess gets a fatal signal, report
1438 strsignal() of the signal number, and ask for a bug report.
1439 Do not do this for SIGPIPE if there's already been an error.
1441 * tradcpp.c: Don't include signal.h. Don't catch SIGPIPE.
1444 * tradcif.c: Remove.
1446 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
1448 * final.c (profile_function): Do not emit profile counters in
1449 the data section, if NO_PROFILE_COUNTERS is defined.
1450 * tm.texi: Document NO_PROFILE_COUNTERS. Update doc for
1453 * config/i386/linux.h (NO_PROFILE_COUNTERS): Define.
1454 (FUNCTION_PROFILER): Just emit a call to mcount.
1456 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
1458 * tradcpp.c (main): Rename 'perror' label to 'sys_error'.
1460 * cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c,
1461 cpplib.c, cpplib.h: Eradicate all traces of code dependent on
1462 traditional, lang_chill, or lang_fortran.
1464 * cppfiles.c: #undef strcmp to suppress warning about macros
1465 used without arguments.
1466 (_cpp_execute_include): Use f, not fname, in "No include path"
1468 (_cpp_pop_file_buffer): New function.
1469 * cpplib.c: Don't include <sys/mman.h>.
1470 (cpp_push_buffer): Set line_base and lineno in new buffer.
1471 (cpp_pop_buffer): Use _cpp_pop_file_buffer.
1473 * cpplex.c: Move all prototypes and structure declarations to the
1474 top of the file. Properly parenthesise some macro arguments.
1475 (cpp_scan_line): New function.
1476 (special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth,
1477 don't need to walk up the stack counting.
1479 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1481 * c-common.c (combine_strings): Emit a pedantic warning when a
1482 string length is greater than the minimum ANSI C is required
1485 Wed Jul 12 13:24:30 2000 Jeffrey A Law (law@cygnus.com)
1487 * pa/xm-pa64.h (NO_SYS_SIGLIST): Kill.
1488 * d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill.
1490 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1492 * c-decl.c (define_label): Warn about identifier conflicts with
1493 labels in traditional C.
1495 * c-parse.in (unop +): Warn about the unary plus operator for
1498 * c-typeck.c (store_init_value): Warn about automatic aggregate
1499 initialization for traditional C.
1501 * invoke.texi (-Wtraditional): Document new warnings.
1503 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
1505 * Makefile.in (c-errors.o): Fix thinko in dependency.
1507 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
1509 * gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of
1510 -traditional, -ftraditional, or -traditional-cpp was given.
1511 Do not pass -traditional to the preprocessor.
1512 (.S spec): Likewise. Don't bother defining __ASSEMBLER__, the
1513 preprocessor does it automatically.
1514 * objc/lang-specs.h: Likewise. Don't bother defining __OBJC__.
1516 * ch/lang-specs.h: Always use tradcpp. Do not pass
1517 -traditional, -trigraphs, or -pedantic to the preprocessor.
1518 * f/lang-specs.h (.F spec): Likewise. Don't bother defining
1521 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
1523 * cppexp.c (LOGICAL): Delete macro.
1524 (_cpp_parse_expr): Do not use UNARY for unary +. Implement ||
1527 * cpphash.c (HASHSIZE): Increase to 4096.
1528 (struct hashdummy): Add hash field.
1529 (eq_HASHNODE): Compare unreduced hashes, then lengths, then
1530 the string values using memcmp.
1531 (cpp_lookup): Set dummy.hash.
1533 Wed Jul 12 13:15:16 2000 Marc Espie <espie@openbsd.org>
1535 * configure.in (m88k-openbsd): Express configuration using new fragment
1537 * configure: Rebuilt.
1538 * m88k/aout-dbx.h: New.
1539 * m88k/openbsd.h: New.
1540 * m88k/xm-openbsd.h: New.
1542 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1544 * expr.c (expand_expr): Return const0_rtx, not error_mark_node.
1546 2000-07-12 Richard Henderson <rth@cygnus.com>
1548 * reload.c (push_secondary_reload): Make sure to add the new
1549 reload at the end, after acquiring secondary memory.
1551 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1553 * cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL.
1555 * c-decl.c (set_current_function_name_declared, anon_aggr_type_p,
1556 lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED.
1558 * c-parse.in (stmt): Delete unused variables.
1560 * convert.c (convert_to_vector): Likewise.
1562 * gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'.
1564 * tree.c (finish_vector_type): Prototype.
1566 2000-07-12 Bruce Korb <bkorb@gnu.org>
1568 * fixinc/fixfixes.c: use xmalloc
1569 * fixinc/fixincl.c(initialize): set program name for xmalloc
1570 * fixinc/fixlib.c(must_malloc): obsolete
1571 (is_cxx_header): no longer used - disabled
1572 (skip_quote): inserted and disabled for future use
1573 * fixinc/fixlib.h: reflects above
1574 * fixinc/fixtests.c: removed dinkleberries
1576 2000-07-12 Neil Booth <NeilB@earthling.net>
1578 * cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c.
1579 * cpplex.c (TOKEN_SPELL) Move to cpphash.h.
1581 * cpphash.c: (struct macro_info, alloc_macro, free_macro,
1582 struct toklist_dummy): New.
1583 (cpp_free_definition): Free macros with free_macro.
1584 (count_params): Don't save paramter spellings. Save macro
1585 information in a struct macro_info.
1586 (parse_define): Don't allocate a token list.
1587 (save_expansion): Allocate the macro's token list, and
1588 save parameter spellings if necessary. Use TOKEN_SPELL.
1589 (cpp_create_definition): Make list const.
1591 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
1593 * c-typeck.c (pedwarn_c99): Move to
1594 * c-errors.c: ... Here.
1595 * toplev.h (verror, vwarning, vpedwarn): Remove prototypes.
1596 * diagnostic.c (verror, vwarning, vpedwarn): Make static.
1597 * Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o
1598 (c-errors.o): List dependency.
1600 2000-07-12 Mark Mitchell <mark@codesourcery.com>
1602 * c-parse.c: Remove.
1603 * c-parse.h: Likewise.
1604 * c-parse.y: Likewise.
1605 * objc/objc-parse.c: Likewise.
1606 * objc/objc-pasre.y: Likewise.
1608 2000-07-11 Rodney Brown <RodneyBrown@pmsc.com>
1610 * gcc.texi: Fix minor typos
1611 * extend.texi: Fix minor typos
1613 2000-07-11 Marc Espie <espie@openbsd.org>
1615 * collect2.c (main): Recognize .lo as object files.
1617 2000-07-11 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1619 * pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is
1622 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems
1623 with MAP_ANONYMOUS and MAP_ANON.
1624 * configure, config.in: Rebuilt.
1626 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
1628 * diagnostic.c (save_output_state): Remove.
1629 (restore_output_state): Likewise.
1630 (clear_text_info): New function.
1631 (clear_diagnostic_info): Likewise.
1632 (output_text_length, is_starting_newline, output_prefix,
1633 line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for,
1634 prefixing_policy, output_buffer_ptr_to_format_args): New macros
1635 (set_real_maximum_length, output_set_maximum_length,
1636 output_set_prefix, output_get_prefix, output_set_maximum_length,
1637 output_destroy_prefix, init_output_buffer,
1638 reshape_diagnostic_buffer, output_space_left, output_emit_prefix,
1639 output_add_newline, output_add_character, output_add_space,
1640 output_append_r, output_append, wrap_text, output_format,
1641 output_do_printf, output_printf, output_do_verbatim,
1642 output_verbatim, verbatim): Use them.
1643 (output_clear): Split into cleat_text_info and
1644 clear_diagnostic_info.
1645 (struct output_state): Move to...
1647 * diagnostic.h: ...Here
1648 (struct output_buffer): Adjust.
1650 2000-07-11 Zack Weinberg <zack@wolery.cumb.org>
1652 * cpplex.c (parse_name): No longer inline (premature optimization).
1653 (do_pop_context): Fold into pop_context.
1654 (pop_context): Returns int.
1655 (lex_next): Hoist test for end of directive into pop_context.
1656 (push_macro_context): Returns int; takes just reader and token.
1657 Hoist test for excessive nesting to caller.
1658 (push_arg_context): Returns void; takes just reader and token.
1659 Do not call stringify_arg or get_raw_token.
1660 (get_raw_token): Convert tail recursion through push_arg_context
1661 to a loop at this level. Call stringify_arg here if appropriate.
1662 (maybe_paste_with_next): Convert tail recursion to a while loop.
1663 Hoist test of paste_level to caller.
1665 (stringify_arg): Push arg context at beginning.
1666 (cpp_get_token): Split out core into _cpp_get_token. Call
1667 process_directive here. Throw away CPP_PLACEMARKER tokens.
1668 (_cpp_get_token): Convert tail recursion through
1669 push_macro_context to a loop at this level.
1670 (_cpp_glue_header_name, is_macro_disabled, stringify_arg,
1671 _cpp_get_raw_token): Use _cpp_get_token.
1672 (_cpp_skip_rest_of_line): Drop the context stack directly; do
1673 not call pop_context.
1674 (_cpp_run_directive): Call lex_next directly.
1676 * cpphash.h: Prototype _cpp_get_token.
1677 * cppexp.c (lex): Use it.
1678 * cpphash.c (parse_define): Use it.
1679 * cpplib.c (get_define_node, do_undef, parse_include,
1680 read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc,
1681 do_pragma_implementation, do_pragma_poison, do_pragma_dependency,
1682 parse_ifdef, validate_else): Use it.
1683 (cpp_push_buffer): Tweak error message; abort if anyone tries
1684 to push a buffer while macro expansions are stacked.
1686 2000-07-11 Donn Terry <donnte@microsoft.com>
1688 * cpplex.c (free_macro_args, save_token): Cast arg of free
1689 and/or xrealloc to PTR.
1690 (_cpp_init_input_buffer): Clear all fields of the base context.
1692 Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <cpopetz@cygnus.com>
1694 * gensupport.c (process_rtx): Make rtl checking stop
1695 complaining about the define_insn while it is being
1696 converted from a define_insn_and_split.
1698 Tue Jul 11 16:26:17 2000 Clinton Popetz <cpopetz@cygnus.com>
1700 * config/mips/mips.c (simple_memory_operand): Access the
1701 INTVAL of the address, not it's containing MEM.
1703 2000-07-11 Bruce Korb <bkorb@gnu.org>
1705 * fixinc/fixtests.c(double_slash): obsolete
1706 (else_endif_label): likewise
1707 * fixinc/inclhack.def(irix_multiline_cmnt): obsolete
1708 (libc1_ifdefd_memx): correct initial comment
1709 and omit the #if/#endif pair from the memxxx declarations
1710 * fixinc/fixincl.x: regen
1712 2000-07-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1714 * cpplex.c (T, I, S, C, N): Avoid non-constant initializers.
1716 2000-07-11 Neil Booth <NeilB@earthling.net>
1720 2000-07-11 Neil Booth <NeilB@earthling.net>
1722 * cppinit.c: (cpp_reader_init): Allow digraphs by default.
1723 (handle_option): Set digraphs according to standard.
1724 Merge OPT_lang_c89 handler with OPT_std_c89.
1726 * cpplex.c: (lex_line, can_paste): Honour digraphs in
1727 accordance with the digraphs flag.
1729 * cpplib.h: (struct cpp_options): New option digraphs.
1731 2000-07-10 Hans-Peter Nilsson <hp@axis.com>
1732 Bruce Korb <bkorb@gnu.org>
1734 * fixinc/inclhack.def (libc1_ifdefd_memx): New fix.
1735 * fixinc/fixincl.x: Regenerate.
1736 * fixinc/tests/base/testing.h: Add testcase.
1738 2000-07-10 Richard Henderson <rth@cygnus.com>
1740 * config/ia64/ia64.c (got_symbolic_operand): New.
1741 (symbolic_operand, move_operand): Revert 0701 change.
1742 * config/ia64/ia64.h (PREDICATE_CODES): Update.
1743 * config/ia64/ia64-protos.h (got_symbolic_operand): Declare.
1744 * config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand;
1745 split the offset into a 14-bit low part instead of a 13-bit low part.
1746 (load_fptr): Mark the mem as unchanging.
1747 (load_symptr): Use got_symbolic_operand.
1749 2000-07-10 Nick Clifton <nickc@cygnus.com>
1751 * libgcc2.c (next_stack_level): Cast result of computation to
1752 (void **) so that the assignment does not generate a warning.
1754 2000-07-10 Chandrakala Chavva <cchavva@redhat.com>
1756 * flags.h : Add new variable flag_single_precision_constant.
1757 * toplev.c (display_help) : Add -fsingle-precision-constant option.
1758 (flag_single_precision_constant): New.
1759 * c-lex.c (yylex): Convert floating point constant to single
1761 * invoke.texi : Add documentation for this new option.
1763 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
1765 * diagnostic.c (output_octal): Second parameter is unsigned.
1766 (output_long_octal): Likewise.
1767 (output_hexadecimal): Likewise.
1768 (output_long_hexadecimal): Likewise.
1769 (output_format): Adjust arguments extraction. Tweak.
1770 (output_verbatim, verbatim): End variable argument list.
1771 (report_diagnostic): Improve documentation.
1773 2000-07-10 Benjamin Chelf <chelf@codesourcery.com>
1775 * c-common.h (build_stmt): Declare.
1776 (build_continue_stmt): Likewise.
1777 (build_break_stmt): Likewise.
1778 (build_return_stmt): Likewise.
1780 * c-decl.c (do_case): Rewrite to do what previously done in
1783 * c-semantics.c (build_stmt): Define.
1784 (build_return_stmt): Likewise.
1785 (build_break_stmt): Likewise.
1786 (build_continue_stmt): Likewise.
1787 (build_case_label): Likewise.
1789 * c-parse.in (BREAK): Change to build tree, then generate RTL.
1790 (CONTINUE): Likewise.
1793 (DEFAULT): Likewise.
1795 * c-parse.y: Regenerate.
1796 * c-pasre.c: Likewise.
1798 2000-07-09 Jason Merrill <jason@redhat.com>
1800 * expr.c (expand_expr): Bail earlier if we get an error_mark_node.
1802 * tree.h (STRIP_NOPS): Check for error_mark_node.
1803 (STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise.
1804 (dwarf2out_*): Remove duplicate declarations.
1806 * c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from
1807 DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN.
1809 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
1811 * diagnostic.c (wrap_text): New function.
1812 (maybe_wrap_text): Likewise.
1813 (output_add_string): Use it.
1814 (output_format): Likewise.
1815 (count_error): Use verbatim instead of notice.
1816 (report_error_function): Likewise. Don't use plain fprintf.
1817 (finish_diagnostic): New function.
1818 (output_do_verbatim): Tweak. Commonalize functionalities in
1819 output_verbatim and verbatim.
1820 (output_verbatim): Adjust.
1821 (verbatim): Likewise.
1822 (report_diagnostic): Define.
1824 * diagnostic.h (report_diagnostic): Prototype.
1826 2000-07-09 Zack Weinberg <zack@wolery.cumb.org>
1828 * cppexp.c (_cpp_parse_expr): Don't use unary plus.
1830 2000-07-09 Neil Booth <NeilB@earthling.net>
1832 * cpphash.h: ISvspace, is_vspace, is_nvspace: New.
1833 IShspace, ISspace: Update.
1835 * cppinit.c: ISTABLE: Update.
1838 * cpplex.c (IS_HSPACE, S_NEWLINE): Remove.
1839 (IS_DIRECTIVE): Rename KNOWN_DIRECTIVE.
1840 (skip_block_comment, skip_line_comment, parse_string,
1841 lex_line): Use is_vspace rather than IS_NEWLINE.
1842 (skip_whitespace, lex_line): Clean up to use is_nvspace.
1843 (lex_line): Use KNOWN_DIRECTIVE. Any kind of directive
1845 (lex_next): Unconditionally stop if within a directive.
1846 Treat directives within macro invocations as directives
1847 (after parse_args emits error), not as the argument.
1849 2000-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
1851 * diagnostic.c (diagnostic_args): New macro.
1852 (diagnostic_msg): Likewise.
1853 (output_formatted_integer): Likewise.
1854 (output_state): New data type.
1855 (digit_buffer): Make global.
1856 (output_add_integer): Rename to output_decimal. Squeeze
1858 (output_long_decimal, output_unsigned_decimal,
1859 output_long_unsigned_decimal, output_octal, output_long_octal,
1860 output_hexadecimal, output_long_hexadecimal): New functions.
1861 (output_append_r): New function.
1862 (output_append): Tweak.
1863 (output_flush_on): Rename to output_to_stream.
1864 (output_format): Change prototype. Improve documentation. Handle
1865 more format specifiers.
1866 (build_location_prefix): Rename to context_as_prefix.
1867 (output_notice): Rename to output_do_printf.
1868 (output_printf): Tweak.
1869 (line_wrapper_printf): Likewise.
1870 (vline_wrapper_message_with_location): Adjust call to renamed
1872 (v_message_with_decl): Likewise.
1873 (default_print_error_function): Likewise.
1874 (save_output_state): New function.
1875 (restore_output_state): Likewise.
1876 (output_do_verbatim): Likewise.
1877 (output_verbatim): Define.
1878 (verbatim): Likewise.
1880 * diagnostic.h (printer_fn): Change return type from void to int.
1881 Improve documentation.
1882 (output_add_integer): Rename to output_decimal.
1883 (output_flush_on, output_format): Don't export.
1884 (output_verbatim, verbatim): Declare.
1886 2000-07-08 Toon Moene <toon@moene.indiv.nluug.nl>
1888 * fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR:
1889 Check whether c divides op1 exactly if operation is not
1892 2000-07-08 Richard Henderson <rth@cygnus.com>
1894 * final.c (final): Do not abort when reg-stack introduces
1897 2000-07-08 Zack Weinberg <zack@wolery.cumb.org>
1899 * cpplib.h (struct cpp_name): Now struct cpp_string.
1900 (CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT,
1901 CPP_HEADER_NAME): Change to type S.
1902 (struct cpp_token): Rename 'name' field to 'str'. Add 'node'
1903 field, a cpp_hashnode *. All references to val.name updated
1904 to use val.str or val.node as appropriate.
1905 (struct cpp_reader): Add spec_nodes field.
1906 (cpp_idcmp): Now cpp_ideq; takes a token * and a char *.
1908 * cpphash.h (struct spec_nodes): New.
1909 (enum spell_type): Reorder. Only SPELL_STRING tokens use
1910 val.str. All references to 'spelling > SPELL_NONE' updated to
1913 (CPP_IN_SYSTEM_HEADER): Check pfile->buffer and
1914 pfile->buffer->inc are not NULL before dereferencing them.
1916 * cpplex.c (parse_name): Take a pointer to the current token,
1917 plus current position and limit as args; return the new
1918 position; don't copy the text of a name into the string
1919 buffer, instead call cpp_lookup and store the node pointer.
1920 If extending a token, copy out the text of the old into a
1921 scratch buffer, append the new, look that up and store the new
1922 node pointer. Inline.
1923 (maybe_paste_with_next): If the result of paste is a NAME,
1924 then look up the pasted text and store its node pointer.
1925 (lex_line): Adjust for new parse_name interface.
1926 Check for L"str", L'str' using spec_nodes->n_L.
1927 (spell_token): SPELL_IDENT tokens have their spelling in
1928 val.node->name. Handle SPELL_STRING tokens that don't have
1930 (_cpp_expand_name_space,
1931 (can_paste): Check for L ## "str" using spec_nodes->n_L.
1932 (cpp_get_token, special_symbol): No need to call cpp_lookup.
1933 (cpp_idcmp): Now cpp_ideq; take a token * and a const char *;
1934 return 1=equal 0=not, not a tristate.
1936 * cpphash.c (var_args_str): Delete.
1937 (find_param): Compare node fields directly.
1938 (is__va_args__): Use CPP_PEDANTIC. Just compare
1939 token->val.node with spec_nodes->n__VA_ARGS__.
1940 (dump_funlike_macro): Don't use var_args_str.
1942 * cpplib.c (_cpp_check_directive): Just walk through
1943 spec_nodes->dirs comparing pointers.
1944 (get_define_node, do_pragma_poison, detect_if_not_defined,
1945 parse_ifdef): The identifier has already been looked up.
1946 (do_ifdef, do_ifndef): parse_ifdef won't return a poisoned
1948 (do_if): Only call detect_if_not_defined at beginning of file.
1949 (_cpp_parse_assertion): Only copy string pointers for
1950 SPELL_STRING tokens.
1951 (pragma_dispatch): Take a node pointer and examine its name
1953 (_cpp_init_stacks): Also initialize the spec_nodes structure.
1955 * cppinit.c (cpp_reader_init): Call _cpp_init_stacks after
1957 (cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in
1958 reverse order from the corresponding _cpp_init_* routines.
1960 * cppexp.c (parse_number, parse_charconst, parse_defined,
1961 lex): Check val.node->type instead of calling cpp_defined.
1962 Use spec_nodes entries where appropriate.
1964 * fix-header.c, scan-decls.c: Update for interface changes.
1966 2000-07-08 Geoffrey Keating <geoffk@cygnus.com>
1968 * config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for
1969 emitting aux_truncdfsf2.
1971 2000-07-03 Donn Terry (donnte@microsoft.com)
1973 * cppinit.c (print_help): split overlong line into ISO C89
1976 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
1978 * cppexp.c: Update all code for new lexer interface.
1979 (op_t, operator codes, struct token, tokentab2, op_to_str): Remove.
1980 (struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New.
1981 * cpplex.c (token_names): Trim leading CPP_ from names; make
1982 the strings unsigned.
1983 (_cpp_spell_operator): New.
1984 (is_macro_disabled): Disable all macros if rescanning
1986 (_cpp_get_directive_token): Remove.
1988 * cppinit.c: Don't set no_macro_expand.
1989 * cpplib.c (read_line_number, do_line): Check only for EOF,
1991 * cpphash.h: Update prototypes.
1992 * cpplib.h (CPP_VSPACE): Remove.
1993 (struct cpp_reader): Remove no_macro_expand.
1995 2000-07-08 Neil Booth <NeilB@earthling.net>
1997 * cpphash.c (is__va_args__): New function.
1998 (count_params): Fix line reported in error messages. Use
1999 is__va_args__. Don't return ')' on error. Flag GNU style
2000 rest args macro definitions.
2001 (parse_define): Check macro name is not __VA_ARGS__.
2002 (save_expansion): Check identifier in non-varargs-macro is
2003 not __VA_ARGS__. Don't flag GNU_VARARGS.
2004 * cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS.
2005 (maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather
2006 than per-token GNU_VARARGS.
2007 * cpplib.h (GNU_VARARGS): Remove.
2008 (GNU_REST_ARGS): New.
2010 Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
2012 * i386.md (call_pop, call, call_value_pop): Do not set
2013 current_function_uses_pic_offset_table for calls to static
2014 functions or indirect calls.
2016 2000-07-07 Jim Wilson <wilson@cygnus.com>
2018 * config/ia64/ia64.c (rws_access_reg): New local write_count. If
2019 is_predicate_reg, then take max write_count of register pair.
2021 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2023 * tradcpp.c (main): Rename label `include' to `add_include' to
2024 avoid conflicts with variable `include' in traditional C.
2026 2000-07-07 Jakub Jelinek <jakub@redhat.com>
2028 * integrate.c (copy_insn_list): Remove REG_LABEL notes.
2030 2000-07-07 Jakub Jelinek <jakub@redhat.com>
2032 * sibcall.c (uses_addressof): Add INMEM argument, check for
2033 current_function_internal_arg_pointer outside of MEM rtxs in addition
2035 (sequence_uses_addressof): Update caller.
2037 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
2039 * tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE
2042 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2044 * system.h (UNION_INIT_ZERO): New macro for initializing union
2047 * cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO.
2049 2000-07-07 Neil Booth <NeilB@earthling.net>
2053 Fri Jul 7 07:47:35 2000 Jeffrey A Law (law@cygnus.com)
2055 * final.c (final): Detect out of bounds array access to
2056 the insn_lengths array.
2058 2000-07-07 Kazu Hirata <kazu@hxi.com>
2060 * fold-const.c (fold): Fix a comment typo.
2062 2000-07-07 Neil Booth <NeilB@earthling.net>
2064 * cpp.texi: Update to new lexer.
2066 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
2068 * tradcpp.c: New file.
2069 * tradcif.y: New file.
2070 * tradcif.c: New generated file.
2072 * Makefile.in: Add rules to build tradcpp.o, tradcif.o,
2073 $(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and
2074 dependencies of C. Install tradcpp from install-common, in
2077 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
2079 * cppinit.c: Include cppdefault.h. Refer to
2080 cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly
2081 to GCC_INCLUDE_DIR and its length.
2082 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
2083 USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include,
2084 STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to
2086 (include_defaults_array): Move to cppdefault.c.
2088 * cppdefault.h: New file.
2089 * cppdefault.c: New file.
2091 * Makefile.in (LIBCPP_OBJS): Add cppdefault.o.
2092 (cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file.
2093 (cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to
2096 Thu Jul 6 18:30:36 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2098 * reload.c (push_reload): When seeing if can reuse a register,
2099 check extra registers against widest of INMODE and OUTMODE.
2101 2000-07-06 Neil Booth <NeilB@earthling.net>
2103 * cpplib.c: (_cpp_parse_assertion): Perform hash lookups
2104 based on full length of predicate.
2106 2000-07-06 Hans-Peter Nilsson <hp@axis.com>
2108 * timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>.
2109 [NEED_DECLARATION_GETRUSAGE]: Declare getrusage.
2111 2000-07-05 Kazu Hirata <kazu@hxi.com>
2113 * h8300-proto.h: Fix formatting.
2114 * h8300.c: Likewise.
2115 * h8300.h: Likewise.
2117 2000-07-05 Jim Wilson <wilson@cygnus.com>
2119 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow
2122 2000-07-05 Rodney Brown <RodneyBrown@pmsc.com>
2124 * invoke.texi: Fix minor typos
2125 * md.texi: Fix minor typos
2127 2000-07-05 Zack Weinberg <zack@wolery.cumb.org>
2129 * cpplib.c (_cpp_parse_assertion): Fix buffer overrun.
2131 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
2133 * cpplex.c: Don't include sys/mman.h.
2134 (cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c.
2136 * cpplib.c: Include sys/mman.h and obstack.h.
2137 (cpp_push_buffer): Moved from cpplex.c; allocate buffers on an
2139 (cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack.
2140 (_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't
2141 bother freeing if stack entries (they will be freed with their buffer).
2142 (do_endif): Free if stack entries from the buffer obstack.
2143 (push_conditional): Allocate if stack entries from the buffer obstack.
2145 (find_answer): Rename to _cpp_find_answer.
2146 (do_assert, do_unassert): Update.
2148 * cpphash.h: Update prototypes.
2149 (xobnew): New convenience macro.
2150 * cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields.
2152 (struct cpp_hashnode): Remove disabled field.
2154 * cppinit.c: Don't include hashtab.h or splay-tree.h.
2155 (report_missing_guard): Moved to cppfiles.c.
2156 (cpp_reader_init): Call cpp_init_stacks, cpp_init_macros,
2158 (cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros,
2159 cpp_cleanup_includes. Don't destroy hashtab or
2160 all_include_files here.
2161 (cpp_finish): Use _cpp_report_missing_guards.
2163 * cppfiles.c (report_missing_guard): Moved from cppinit.c.
2164 (_cpp_init_include_table): Rename _cpp_init_includes.
2165 (_cpp_cleanup_includes, _cpp_report_missing_guards): New.
2167 * cppexp.c (parse_assertion): Update for new name of
2170 * Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps.
2172 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
2174 * cpplib.c (do_ident): s/VSPACE/EOF/
2176 2000-07-05 Neil Booth <NeilB@earthling.net>
2178 * cpplex.c: Fix trigraph replacement within strings.
2180 2000-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2182 * rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier.
2184 * xcoffout.c (assign_type_number): Constify.
2185 (xcoffout_source_file): Add static prototype. Don't needlessly
2186 cast away const-ness.
2188 2000-07-04 Jason Merrill <jason@redhat.com>
2190 * frame.h (frame_state): Move base_offset to end.
2192 Mon Jul 3 21:31:43 2000 Clinton Popetz <cpopetz@cygnus.com>
2194 * calls.c (emit_library_call_value_1): Revert previous change.
2196 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
2198 * fix-header.c (struct partial_proto): Remove unnecessary fields.
2199 (recognized_extern, recognized_function, read_scan_file):
2200 Update for new scheme.
2201 (check_protection): It's still a multiple include guard even
2202 if it doesn't always trigger.
2203 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
2205 * scan.h: Declare struct cpp_token. Update prototypes.
2207 2000-07-03 Neil Booth <neilb@earthling.net>
2208 Zack Weinberg <zack@wolery.cumb.org>
2210 Complete overhaul of the lexer and macro expander.
2212 * cpphash.c (object_defn, funct_defn, push_macro_expansion,
2213 arg, arglist, argdata, reflist, collect_objlike_expansion,
2214 collect_funlike_expansion, collect_params,
2215 warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat,
2216 unsafe_chars, macarg, compare_defs, special_symbol,
2217 scan_arguments, stringify, funlike_macroexpand,
2218 _cpp_quote_string, monthnames): Delete.
2219 (cpp_lookup, _cpp_free_definition, dump_funlike_macro,
2220 _cpp_create_definition, _cpp_dump_definition,
2221 dump_hash_helper): Adjust.
2222 (find_param, count_params, parse_define, var_args_str,
2223 check_macro_redefinition, save_expansion): New.
2225 * cpplex.c (skip_block_comment, skip_line_comment, parse_name,
2226 parse_string, output_line_command, trigraph_replace,
2227 lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens,
2228 cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist,
2229 cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer,
2230 _cpp_skip_rest_of_line): Modify.
2232 (maybe_macroexpand, skip_comment, copy_comment, skip_string,
2233 find_position, null_warning, bump_column, expand_name_space,
2234 pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist,
2235 _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace,
2236 _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token,
2237 _cpp_prescan): Delete.
2239 (dump_param_spelling, process_directive, lex_next,
2240 is_macro_disabled, stringify_arg, expand_context_stack,
2241 output_token, make_string_token, alloc_number_token,
2242 special_symbol, duplicate_token, maybe_paste_with_next,
2243 can_paste, prevent_macro_expansion, restore_macro_expansion,
2244 get_temp_token, release_temp_tokens, quote_string,
2245 token_names, token_spellings, _cpp_expand_name_space,
2246 _cpp_glue_header_name, _cpp_reserve_name_space,
2247 digraph_spellings, trigraph_ok, skip_whitespace, save_comment,
2248 placemarker_token, eof_token, cpp_context, macro_args,
2249 get_raw_token, parse_arg, parse_args, save_token,
2250 push_arg_context, push_macro_context, pop_context,
2251 do_pop_context, free_macro_args, _cpp_get_line,
2252 _cpp_run_directive): New.
2254 * cpplib.c (validate_else, parse_include, push_conditional,
2255 pass_thru_directive, read_line_number, parse_ifdef,
2256 detect_if_not_defined, _cpp_check_directive, do_define,
2257 do_undef, do_include, do_import, do_include_next, do_error,
2258 do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas,
2259 top_pragmas, do_pragma_gcc, do_pragma_implementation,
2260 do_pragma_poison, do_pragma_system_header,
2261 do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else,
2262 dl_elif, do_endif, _cpp_unwind_if_stack, do_assert,
2263 do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert,
2264 cpp_defined): Update for new scheme.
2265 (strtoul_for_line, get_define_node, dump_macro_name,
2266 _cpp_check_linemarker, _cpp_parse_assertion): New.
2267 (_cpp_handle_directive, do_pragma_default): Delete.
2269 * cpphash.h (struct predicate): Now struct answer.
2270 (enum spell_type, struct token_spelling, struct directive,
2271 directive_handler): New.
2272 Update prototypes. Remove unused macros.
2273 * cpplib.h: Update prototypes. Remove unused macros,
2274 structure definitions, and fields.
2276 * cpperror.c (print_containing_files, v_message): Adjust.
2277 * cppexp.c (parse_assertion, lex, parse_escape,
2278 _cpp_parse_expr): Adjust.
2279 * cppfiles.c (open_include_file, _cpp_execute_include,
2280 _cpp_compare_file_date, cpp_read_file, read_include_file):
2282 * cppinit.c (dump_special_to_buffer): Delete.
2283 (append_include_chain, merge_include_chains, cpp_reader_init,
2284 cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read,
2285 cpp_finish, handle_option, print_help): Adjust.
2286 * cppmain.c (main): Adjust.
2288 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
2290 * cppspec.c (lang_specific_driver): Use double quotes in error
2293 Mon Jul 3 16:53:43 2000 Clinton Popetz <cpopetz@cygnus.com>
2295 * calls.c (emit_library_call_value_1): Use valreg instead
2296 of hard_libcall_value.
2298 2000-07-03 Geoff Keating <geoffk@cygnus.com>
2300 * config/rs6000/rs6000.c (rs6000_emit_move): New function.
2301 * config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move.
2302 * config/rs6000/rs6000.md (movsi): Use rs6000_emit_move.
2310 * expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when
2311 mode instead of wider_mode is being used.
2313 2000-07-03 Jakub Jelinek <jakub@redhat.com>
2315 * config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead
2316 of 'r'. Use q_regs_operand.
2317 (andsi_1+2): Use q_regs_operand.
2319 2000-07-03 Jakub Jelinek <jakub@redhat.com>
2321 * builtins.c (get_memory_rtx): Always put into alias set 0.
2323 2000-07-03 Nick Clifton <nickc@cygnus.com>
2325 * config/arm/arm.md: Fix post increment and pre increment
2326 peepholes so that they do not generate UNPREDICATBLE opcodes.
2327 (ie ones where the increment clobbers the source/destination).
2329 2000-07-01 Marek Michalkiewicz <marekm@linux.org.pl>
2331 * config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer
2332 change too big for -mtiny-stack" a warning, if larger than 63.
2333 (out_set_stack_ptr): Change the logic so -mno-interrupts is
2334 always safe to use on possible future devices.
2335 (function_prologue): Write SPH before SPL, for consistency.
2336 If interrupt_func_p true, we know we have enabled interrupts.
2337 (avr_num_arg_regs): New function. Round up to even number of
2338 bytes if no -mpack-args or if calling a libgcc function.
2339 (function_arg, function_arg_advance): Use it.
2340 (output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out):
2341 Output "movw" if available.
2342 (out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses
2343 of TEST_HARD_REG_CLASS macro to test_hard_reg_class function.
2344 (asm_output_section_name): Add blanks for consistent output.
2345 (encode_section_info): Set TREE_READONLY for progmem data to
2346 avoid gas warnings about changed section attributes.
2347 (avr_hard_regno_mode_ok): Force non-QImode data to start in
2348 even numbered registers on devices with "movw".
2349 * config/avr/avr.h (MASK_*): Define bits for target_flags.
2350 (TARGET_SWITCHES): Mark help strings for translation.
2351 Add new -mpack-args and -menhanced switches.
2352 (TARGET_OPTIONS): Mark help strings for translation.
2353 (progmem_section): Add section attributes.
2354 * config/avr/avr.md (*movhi, call_insn, call_value_insn):
2355 Output "movw" if available.
2356 (mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh):
2358 * config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new
2359 call convention (arguments aligned on even registers).
2360 (_cleanup, _exit): Make weak symbols libc can override.
2362 2000-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2364 * fp-bit.h: New file.
2366 * fp-bit.c: Move common code, prototypes, etc into fp-bit.h.
2367 Comment #endif statements.
2368 (__thenan_sf, __thenan_df): Add missing braces around initializer.
2370 Mon Jul 3 00:32:47 2000 Jeffrey A Law (law@cygnus.com)
2372 * gcse.c (compute_pre_data): Compute ae_kill using other local
2373 properties instead of calling compute_ae_kill.
2375 * alias.c (init_alias_analysis): Do not call
2376 prologue_epilogue_contains until after reload has completed.
2378 2000-07-02 Benjamin Chelf <chelf@codesourcery.com>
2380 * c-common.h (genrtl_begin_compound_stmt): Remove declaration.
2381 (genrtl_finish_compound_stmt): Likewise.
2382 (genrtl_compound_stmt): Change to return void.
2384 * c-semantics.c (genrtl_begin_compound_stmt): Remove function and
2385 move code from here to ...
2386 (genrtl_compound_stmt): ... here.
2387 (genrtl_finish_compound_stmt): Remove.
2388 (expand_stmt): Add comment.
2390 2000-07-02 Zack Weinberg <zack@wolery.cumb.org>
2392 * c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P
2395 2000-07-02 Jakub Jelinek <jakub@redhat.com>
2397 * cpplib.h (struct cpp_reader): New field include_depth.
2398 (struct cpp_printer): Rename last_bsd to last_id.
2399 * cppfiles.c (read_include_file): Bump include_depth.
2400 * cpplex.c (cpp_pop_buffer): Decrement include_depth.
2401 (output_line_command): Output correct #line if a header
2402 is including itself and is not protected against multiple inclusion.
2403 Use include_depth instead of buffer_stack_depth, last_id instead of
2405 * cppinit.c (cpp_start_read): Initialize last_id instead of
2408 2000-07-01 Benjamin Chelf <chelf@codesourcery.com>
2410 * Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o.
2411 (c-semantics.o): New target.
2413 * c-common.h (TREE_LANG_FLAG_?): Added documentation.
2414 (genrtl_do_pushlevel): Moved from cp/cp-tree.h.
2415 (genrtl_clear_out_block): Likewise.
2416 (genrtl_goto_stmt): Likewise.
2417 (genrtl_expr_stmt): Likewise.
2418 (genrtl_decl_stmt): Likewise.
2419 (genrtl_if_stmt): Likewise.
2420 (genrtl_while_stmt): Likewise.
2421 (genrtl_do_stmt): Likewise.
2422 (genrtl_return_stmt): Likewise.
2423 (genrtl_for_stmt): Likewise.
2424 (genrtl_break_stmt): Likewise.
2425 (genrtl_continue_stmt): Likewise.
2426 (genrtl_scope_stmt): Likewise.
2427 (genrtl_switch_stmt): Likewise.
2428 (genrtl_case_label): Likewise.
2429 (genrtl_begin_compound_stmt): Likewise.
2430 (gerntl_finish_compound_stmt): Likewise.
2431 (genrtl_compound_stmt): Likewise.
2432 (genrtl_asm_stmt): Likewise.
2433 (genrtl_decl_cleanup): Likewise.
2434 (DECL_ANON_UNION_ELEMS): Likewise.
2435 (emit_local_var): Likewise.
2436 (make_rtl_for_local_static): Likewise.
2437 (expand_cond): Likewise.
2438 (expand_stmt): Likewise.
2439 (c_expand_return): Likewise.
2440 (c_expand_start_case): Likewise.
2441 (do_case): Likewise.
2442 (COMPOUND_STMT_NO_SCOPE): Likewise.
2443 (c_expand_asm_operands): Likewise.
2444 (NEW_FOR_SCOPE_P): New macro.
2445 (expand_expr_stmt_fn): New type.
2447 (set_current_function_name_declared): Likewise.
2448 (current_function_name_declared): Likewise.
2449 (lang_expand_stmt): Likewise.
2450 (stmts_are_full_exprs_p): Likewise.
2451 (anon_aggr_type_p): Likewise.
2452 (lang_expand_expr_stmt): Likewise.
2453 (build_case_label): Likewise.
2455 * c-decl.c (lang_expand_expr_stmt): Initialize.
2456 (stmts_are_full_exprs_p): Define.
2457 (current_function_name_declared): Likewise.
2458 (do_case): Likewise.
2459 (lang_expand_stmt): Likewise.
2460 (set_current_function_name_declared): Likewise.
2461 (anon_aggr_type_p): Likewise.
2463 * c-semantics.c: New file.
2464 (expand_cond): Moved from cp/semantics.c.
2465 (genrtl_do_pushlevel): Likewise.
2466 (genrtl_clear_out_block): Likewise.
2467 (genrtl_goto_stmt): Likewise.
2468 (genrtl_expr_stmt): Likewise.
2469 (genrtl_decl_stmt): Likewise.
2470 (genrtl_if_stmt): Likewise.
2471 (genrtl_while_stmt): Likewise.
2472 (genrtl_do_stmt): Likewise.
2473 (genrtl_return_stmt): Likewise.
2474 (genrtl_for_stmt): Likewise.
2475 (genrtl_break_stmt): Likewise.
2476 (genrtl_continue_stmt): Likewise.
2477 (genrtl_scope_stmt): Likewise.
2478 (genrtl_switch_stmt): Likewise.
2479 (genrtl_case_label): Likewise.
2480 (genrtl_begin_compound_stmt): Likewise.
2481 (genrtl_finish_compound_stmt): Likewise.
2482 (genrtl_compound_stmt): Likewise.
2483 (genrtl_asm_stmt): Likewise.
2484 (genrtl_decl_cleanup): Likewise.
2485 (make_rtl_for_local_static): Moved from cp/decl.c.
2486 (emit_local_var): Likewise.
2487 (expand_stmt): Define.
2489 * c-tree.h: (c_expand_asm_operands): Moved to c-common.h.
2490 (c_expand_return): Likewise.
2491 (c_expand_start_case): Likewise.
2493 2000-07-01 Richard Henderson <rth@cygnus.com>
2495 * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions
2496 with the low 13 bits set.
2497 (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly.
2498 * config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one
2499 of the low 13 bits into a CONST plus an adddi3.
2500 (load_symptr): Set RTX_UNCHANGING_P.
2502 See ChangeLog.3 for earlier changes.