1 2000-07-31 Jakub Jelinek <jakub@redhat.com>
3 * cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
4 (_cpp_get_token): Don't macro expand a just pasted token if it
5 was pasted at no_expand_level.
7 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
9 * cppmacro.c (find_param, count_params, save_expansion):
10 Permit 'defined' as a macro parameter name.
12 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
14 * Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and
15 xcpp to cpp throughout.
16 (native): Remove unnecessary dependency on cpp.
18 * gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp,
20 (.i spec): Add missing output-file spec to cc1 command line.
21 * objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.
23 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
25 * c-decl.c (mesg_implicit_function_declaration): Init to -1.
26 (implicit_decl_warning): New function.
27 (implicitly_declare): Use it.
28 * c-typeck.c (build_external_ref): Use implicit_decl_warning
29 to complain about implicit decls of builtins.
31 * c-lang.c (lang_init): Set mesg_implicit_function_declaration
32 based on pedantic && flag_isoc99, if not already set.
33 * c-tree.h: Declare mesg_implicit_function_declaration.
34 Prototype implicit_decl_warning.
36 2000-07-30 Jeffrey D. Oldham <oldham@codesourcery.com>
38 * Makefile.in (ssa.o): Updated header files in dependences.
39 * basic-block.h: Added compute_immediate_postdominators declaration.
40 * config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
42 * flow.c (compute_immediate_dominators): Updated comment.
43 (compute_immediate_postdominators): Added definition.
44 * rtl.h (HARD_REGISTER_P): Added definition.
45 * ssa.c: Include additional header files.
46 (assert): Added definition.
47 (ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
48 include select hard registers.
49 (ssa_rename_to_insert): Likewise.
50 (ssa_rename_from_initialize): Likewise.
51 (ssa_rename_from_lookup): Likewise.
52 (original_register): Likewise.
53 (ssa_rename_from_insert): Added to reimplement ssa_rename_from to
54 include select hard reigsters.
55 (ssa_rename_from_traverse): Likewise.
56 (ssa_rename_from_free): Likewise.
57 (ssa_rename_from_print): Likewise.
58 (ssa_rename_from_print_1): Likewise.
59 (ssa_rename_from_hash_function): Likewise.
60 (ssa_rename_from_equal): Likewise.
61 (ssa_rename_from_delete): Likewise.
62 (simplify_to_immediate_dominators): Removed in favor of
63 flow.c:compute_immediate_dominators.
64 (find_evaluations_1): Modified to work with hard registers.
65 (insert_phi_node): Likewise.
66 (insert_phi_nodes): Likewise.
67 (struct rename_set_data): Updated prev_reg comment.
68 (create_delayed_rename): Modified to work with hard registers.
69 (RENAME_NO_RTX): Updated comment.
70 (apply_delayed_renames): Modified to work with hard registers.
71 (rename_insn_1): Likewise and added handling of CLOBBER rtls.
72 (rename_block): Updated to use revised ssa_rename_to interface.
73 (rename_registers): Updated to use revised ssa_rename_to and
74 ssa_rename_from interface.
75 (convert_to_ssa): Revised to use compute_immediate_dominators and
76 deal with hard registers.
77 (make_regs_equivalent_over_bad_edges): Modified to work with hard
78 registers. Added check for illegal unification of hard register.
79 (make_equivalent_phi_alternatives_equivalent): Modified to work
81 (compute_conservative_reg_partition): Likewise.
82 (coalesce_if_unconflicting): Modified to work with hard registers
83 and check for conflicting hard registers.
84 (mark_phi_and_copy_regs): Revised loop to work only on pseudo
86 (rename_equivalent_regs_in_insn): Modified to work with hard
88 (record_canonical_element_1): Added definition.
89 (check_hard_regs_in_partition): Added definition.
90 (convert_from_ssa): Added data structure deallocation and check
91 for illegal hard register unification.
92 (conflict_hard_regs_p): Added definition.
93 * toplev.c (rest_of_compilation): Added comment.
95 2000-07-31 Anthony Green <green@redhat.com>
97 * config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly.
99 2000-07-31 Jason McMullan <jmcmullan@linuxcare.com>
101 * builtins.c (expand_builtin_apply): Don't defer pop during
104 2000-07-31 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
106 * calls.c (combine_pending_stack_adjustment_and_call): Only use
107 preferred_unit_stack_boundary when it is > 1.
109 2000-07-31 Joseph S. Myers <jsm28@cam.ac.uk>
111 * c-common.c (init_function_format_info): Add C99 format functions
114 * c-decl.c (get_parm_info): Don't treat 'const void', 'volatile
115 void' or 'register void' as being the special case of 'void' alone
118 * c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for
119 discarding qualifiers into a plain warning.
121 2000-07-31 Kazu Hirata <kazu@hxi.com>
123 * local-alloc.c: Fix formatting.
125 * h8300.c (get_shift_alg): Remove the variable alg.
126 (emit_a_shift): Rearrange code to improve readability.
128 * h8300.md (movsi_h8300hs): Rearrange code to improve readability.
130 * h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and
131 HImode on all architectures and a combination of HImode and SImode
134 * h8300.c (split_adds_subs): Rearrange code for conciseness.
136 Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
138 * i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs
141 Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <jh@suse.cz>
143 * recog.c (extract_insn): Set operand_mode according to
144 operand if match_operand is VOIDmode.
146 Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
148 * recog.c (validate_replace_rtx_1): Do not abort for (nil) expression.
150 2000-07-31 Geoff Keating <geoffk@cygnus.com>
152 * c-parse.in (extdefs): Call ggc_collect between external
155 2000-07-30 Michael Hayes <mhayes@cygnus.com>
156 Richard Henderson <rth@cygnus.com>
158 * Makefile.in (OBJS): Add doloop.o.
159 * doloop.c: New file.
161 * final.c (insn_current_reference_address): Return 0 before final.
162 * flags.h (flag_branch_on_count_reg): Fix typos in commentary.
163 * jump.c (any_uncondjump_p): Likewise.
164 * loop.c (indirect_jump_in_function): Make static.
165 (strength_reduce): Call doloop_optimize.
166 (insert_bct, instrument_loop_bct): Remove.
167 * loop.h (doloop_optimize): Prototype.
168 * recog.c (split_all_insns): Split all INSN_P.
169 * toplev.c (flag_branch_on_count_reg): Default on.
171 * config/c4x/c4x.c (c4x_optimization_options): Don't set
172 flag_branch_on_count_reg.
173 * config/i386/i386.c (override_options): Likewise.
174 * config/rs6000/rs6000.c (optimization_options): Likewise.
176 * config/i386/i386.md (decrement_and_branch_on_count): Remove.
178 (dbra_ge): Remove, as well as all it's splitters.
180 * config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove.
183 * config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare.
184 (ia64_register_move_cost): Declare.
185 * config/ia64/ia64.c (ar_lc_reg_operand): New.
186 (struct ia64_frame_info): Add ar_size.
187 (ia64_compute_frame_size): Set it.
188 (save_restore_insns): Save and restore ar.lc.
189 (ia64_register_move_cost): New, moved from header file. Handle
190 application registers.
191 (REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers.
192 (emit_insn_group_barriers): Special case doloop_end_internal.
193 (ia64_epilogue_uses): Mark ar.lc live at end.
194 * config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers.
195 (AR_EC_REGNUM, AR_PFS_REGNUM): New registers.
196 (FIRST_PSEUDO_REGISTER): Make room.
197 (AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New.
198 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update.
199 (REG_ALLOC_ORDER): Update.
200 (HARD_REGNO_MODE_OK): Update.
201 (REGISTER_NAMES): Update.
202 (enum reg_class): Add AR_M_REGS and AR_I_REGS.
203 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
204 (REGNO_REG_CLASS): Update.
205 (LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10.
206 (REGISTER_MOVE_COST): Move out of line.
207 (PREDICATE_CODES): Update.
208 * config/ia64/ia64.md (movdi patterns): Handle ar register classes.
209 (addsi3_plus1_alt, adddi3_plus1_alt): New.
210 (shladd_elim splitter): Allow constants in the predicate.
211 (doloop_end, doloop_end_internal): New.
213 2000-07-30 Richard Henderson <rth@cygnus.com>
215 * genattrtab.c (struct insn_def): Add lineno member.
216 (struct insn_ent): Likewise.
217 (struct attr_desc): Likewise.
218 (struct delay_desc): Likewise.
219 (struct function_unit_op): Likewise.
220 (struct function_unit): Likewise.
221 (check_attr_value): Use message_with_line.
222 (check_defs): Likewise.
223 (expand_units): Likewise.
224 (check_attr_test): Take a lineno argument.
225 (gen_attr): Likewise.
226 (gen_insn): Likewise.
227 (gen_delay): Likewise.
228 (gen_unit): Likewise.
229 (main): Give it to them.
230 (convert_set_attr_alternative): Take an insn_def argument
231 instead of num_alt and insn_index.
232 (convert_set_attr): Likewise.
233 (write_test_expr): Protect INSN_ADDRESSES load
234 with INSN_ADDRESSES_SET_P.
236 2000-07-30 Richard Henderson <rth@cygnus.com>
238 * flow.c (init_propagate_block_info): Use pc_set.
240 Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
242 * i386.md (*lea_general_[123]) New insns and splits.
243 (addsi3 to lea splitter): Handle other modes too.
244 (shlsi3 to lea splitter): Likewise.
245 (addhi_1_lea, shlhi_1_lea): New patterns.
246 (addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL.
248 Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
250 * recog.c (general_operand, nonimmediate_operand): Accept
251 any mode for VOIDmode CONSTANT_P operands.
253 Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
255 * gcse.c (try_replace_reg): Use validate_replace_rtx_subexp
256 instead of replace_rtx.
257 * recog.c (validate_replace_rtx_subexp): New function.
258 * recog.h (validate_replace_rtx_subexp): Declare.
260 Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
262 * combine.c (simplify_set, make_extraction, make_compound_operation
263 make_field_assignment): Use full mask instead of GET_MODE_MASK (mode)
264 as force_to_mode argument.
266 Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <jh@suse.cz>
268 * combine.c (if_then_else_cond): Be sure that mode fits in
271 Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <jh@suse.cz>
273 * combine.c (record_promoted_value): Allow bitsize of mode
274 to be equivalent to HOST_BITS_PER_WISE_INT.
276 Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
278 * function.c (assign_stack_local_1, assign_stack_temp_for_type):
279 Do not call gen_mode_alignment when mode is BLKmode.
281 Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <jh@suse.cz>
283 * loop.c (express_from_1): Fix call of simplify_gen_binary.
285 Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <jh@suse.cz>
287 * simplify-rtx.c (simplify_relational_operation): Verify that mode ==
288 VOIDmode implies both operands to be VOIDmode.
289 (simplify_ternary_operation): Compute properly the mode of comparison.
290 * combine.c (combine_simplify_rtx): Likewise.
292 2000-07-25 Michael Hayes <mph@paradise.net.nz>
294 * basic-block.h (struct loops): New field rc_order.
295 * flow.c (flow_loops_cfg_dump): Dump rc_order if computed.
296 (flow_loops_free): Free rc_order.
297 (flow_depth_first_order_compute): New parameter rc_order.
298 (flow_loops_find): Allocate rc_order and swap usage with
301 2000-07-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
302 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
304 * config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue.
305 (push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise.
306 (nodb_call, return_from_epilogue): Likewise.
307 (return_from_interrupt_epilogue, prologue, epilogue): Likewise.
308 * config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add.
309 * config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add.
310 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
311 (c4x_valid_type_attribute_p): Likewise.
312 * config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
313 (FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL.
315 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
317 * config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant
318 and loadhi_big_constant if applicable.
319 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak
320 and add new splitter.s
322 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
324 * config/c4x/c4x.c (c4x_rptb_insert): Make more robust.
326 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
328 * config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label.
330 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
332 * config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings.
334 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
336 * config/c4x/libgcc.S (divqf3): Improve accuracy.
338 2000-07-27 Mark Mitchell <mark@codesourcery.com>
340 Put phi nodes after NOTE_INSN_BASIC_BLOCK.
341 * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro.
342 * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P.
343 (get_prev_bb_note): Likewise.
344 (remove_scope_notes): Likewise.
345 * flow.c (commit_one_edge_insertion): Likewise.
346 (merge_blocks_nomove): Likewise.
347 (verify_flow_info): Likewise.
348 * gcse.c (insert_insn_end_bb): Likewise.
349 * reg-stack.c (emit_swap_insn): Likewise.
350 * ssa.c (first_insn_after_basic_block_note): New function.
351 (insert_phi_node): Use it.
352 (rename_block): Likewise.
353 (eliminate_phi): Likewise.
354 (make_regs_equivalent_over_bad_edges): Likewise.
355 (make_equivalent_phi_alternatives_equivalent): Likewise.
356 (for_each_successor_phi): Likewise.
357 (convert_from_ssa): Modify phi-node deletion algorithm.
359 2000-07-29 Andreas Jaeger <aj@suse.de>
361 * configure.in (mips*-*-linux*): Use mips*el to check for little
362 endian MIPS, add tmake_file.
364 * config/mips/linux.h (TARGET_VERSION): Use GNU/Linux.
365 (SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1.
366 Patches by Maciej W. Rozycki <macro@ds2.pg.gda.pl>.
368 2000-07-28 Richard Henderson <rth@cygnus.com>
370 * config/ia64/ia64.c (ia64_print_operand): Fix typos.
371 Sign extend mode size before negating.
373 2000-07-28 Richard Henderson <rth@cygnus.com>
375 * emit-rtl.c (gen_lowpart_common): Add missing 'c' variable.
377 2000-07-28 Bernd Schmidt <bernds@cygnus.co.uk>
379 * cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY.
380 (cse_insn): Likewise.
381 (addr_affects_sp_p): Likewise.
382 * expr.c (move_by_pieces): Likewise.
383 (clear_by_pieces): Likewise.
384 * gcse.c (oprs_unchanged_p): Likewise.
385 * haifa-sched.c (sched_analyze_2): Likewise.
386 * recog.c (offsettable_address_p): Likewise.
387 * regclass.c (record_address_regs): Likewise.
388 * reload.c (find_reusable_reload): Likewise.
389 (push_reload): Likewise.
390 (operands_match_p): Likewise.
391 (decompose): Likewise.
392 (find_reloads_address_1): Likewise.
393 (find_inc_amount): Likewise.
394 * reload1.c (elimination_effects): Likewise.
395 * resource.c (mark_set_resources): Likewise.
396 * flow.c (attempt_auto_inc): New function; mostly broken out
398 (find_auto_inc): Split into two functions and enhanced to
399 generate POST_MODIFY.
400 * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment.
401 * rtl.h (count_all_occurrences): Declare.
402 (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not
404 * rtlanal.c (count_all_occurrences): New function.
405 * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP,
406 HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document.
408 * config/ia64/ia64-protos.h (destination_operand): Declare.
409 * config/ia64/ia64.c (destination_operand): New function.
410 (ia64_print_operand): Handle POST_MODIFY.
411 (rtx_needs_barrier): Likewise.
412 * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1.
413 (HAVE_POST_MODIFY_REG): Define to 1.
414 (MAX_REGS_PER_ADDRESS): Change to 2.
415 (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too.
416 (LEGITIMATE_ADDRESS_REG): New helper macro.
417 (LEGITIMATE_ADDRESS_DISP): Likewise.
418 (PREDICATE_CODES): Add entry for destination_operand.
419 * config/ia64/ia64.md (all mov patterns): Use destination_operand
420 predicate for operand 0.
422 2000-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
424 * dwarf2out.c: Indent #error directive.
426 * gbl-ctors.h: Fix typo in comment.
427 (__do_global_ctors): Prototype.
429 * gcse.c (record_one_set, pre_delete): Remove unused variables.
431 * rs6000.c (rs6000_maybe_dead): Delete unused prototype.
432 (print_operand): Initialize variable `t'.
434 2000-07-27 Aldy Hernandez <aldyh@redhat.com>
436 * config/arm/arm.md ("call_value"): removed constraints.
437 Constraints are ignored in expanders.
438 (*call_value_reg): split =rf into various constraints.
439 (*call_value_mem): same
440 (*call_value_symbol): same
441 (*sibcall_value_insn): same
443 2000-07-28 Philipp Thomas <pthomas@suse.de>
445 * install.texi (--enable-nls): Change the description of the NLS
446 related configure options to match the current state.
447 (--with-included-gettext): Likewise.
448 (--enable-maintainer-mode): New description added.
449 * extend.texi (-fstrict-prototype): Add missing '.'.
451 2000-07-27 Jim Wilson <wilson@cygnus.com>
453 * dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if
454 DECL_INITIAL (decl) == NULL_TREE.
456 2000-07-27 Alexandre Oliva <aoliva@redhat.com>
458 * Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies
459 on insn-attr.h with it.
460 * genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length.
461 * insn-addr.h: New header.
462 (insn_addresses_): Renamed from insn_addresses.
463 (INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC,
464 INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE,
465 INSN_ADDRESSES_NEW): New macros.
466 * genattrtab.c (write_test_expr): Use new macros.
467 * final.c (insn_addresses, init_insn_lengths): Likewise.
468 (align_fuzz, shorten_branches): Likewise.
469 (final): Likewise. Do not reject new insns if their addresses
470 have been added to INSN_ADDRESSES.
471 * config/arm/arm.c, config/avr/avr.c: Use new macros.
472 * config/h8300/h8300.c, config/i370/i370.c: Likewise.
473 * config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise.
474 * config/sparc/sparc.c, config/sparc/sparc.md: Likewise.
475 * config/sh/sh.c: Likewise.
476 (output_branchy_insn): Use INSN_ADDRESSES_NEW.
478 * Makefile.in (bootstrap): Move -BstageN/ back to the beginning.
480 2000-07-27 Andrew Cagney <cagney@b1.cygnus.com>
482 * gcc.c (struct prefix_list): Add member priority.
483 (enum path_prefix_priority): Declare.
484 (add_prefix): Replace ``first'' with ``priority''. Append new
485 entry but keep list in priority order.
486 (process_command): Update. Pass PREFIX_PRIORITY_B_OPT or
487 PREFIX_PRIORITY_LAST to add_prefix.
488 (process_command): Move include kludge - foo/stageN - to before
491 2000-07-27 Jason Merrill <jason@redhat.com>
493 * dwarf2out.c (gen_typedef_die): Abort if we get identical
494 TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef.
496 2000-07-27 RodneyBrown <RodneyBrown@pmsc.com>
498 * expr.h (get_alias_set, lang_get_alias_set): Delete prototypes.
499 * tree.h (get_alias_set, lang_get_alias_set): Prototype.
501 2000-07-27 Joseph S. Myers <jsm28@cam.ac.uk>
503 * c-decl.c (finish_function): Don't treat 'main' specially unless
504 flag_hosted. In C99 mode, return 0 from 'main' unless
505 DEFAULT_MAIN_RETURN is otherwise defined.
507 * c-decl.c (store_parm_decls): In C99 mode, pedwarn for function
508 parameters defaulting to int in an old-style function definition.
510 2000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
512 * c-parse.in (string): For -Wtraditional, warn about string
513 concatenation only once per line.
515 Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp>
517 * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES
518 for HI-UX/WE2 systems.
520 2000-07-24 Bruce Korb <bkorb@gnu.org>
522 * fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC
523 defining the __xxx_TYPE__ macros.
524 * fixincl/fixincl.tpl(gnu_type_map): now obsolete
525 * fixincl/fixlib.h: don't need to include "tm.h" anymore
526 * fixincl/inclhack.def(type_map): now obsolete
528 Thu Jul 27 11:54:17 2000 Andrew Cagney <cagney@b1.cygnus.com>
530 * cpp.texi: Append a trailing full-stop to xrefs where needed.
532 2000-07-26 Dave Pitts <dpitts@cozx.com>
534 * i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash
536 (mvs_hash_alias): New function.
537 (mvs_add_alias): Change argument spacing.
538 (mvs_need_alias): Change aliasing criteria. Added documentation.
539 (mvs_get_alias): Change to use hashed name. The hashed name prevents
540 CSECT name collisions.
541 (mvs_check_alias): Likewise.
542 (handle_pragma): Change documentation.
543 * i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx
544 mode from SImode to DImode.
545 (iorhi3): Changed LTORG size for insn.
547 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
549 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
550 mem if the address is a mode_dependent_address_p.
552 2000-07-26 Kazu Hirata <kazu@hxi.com>
554 * h8300.c (print_operand): Print ":8" when the 'R' operand is
555 suitable for 8-bit absolute.
556 * h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New.
557 (OK_FOR_U): Add a case for the 8-bit constant address on the
560 Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <hp@axis.com>
562 * varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON)
563 && ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test
564 ! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about
565 lack of implemented alignment.
567 2000-07-26 Geoffrey Keating <geoffk@cygnus.com>
569 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle
570 cross-compiling between 64-bit and 32-bit machines.
572 2000-07-27 Richard Henderson <rth@cygnus.com>
574 * config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New.
575 (movhicc_astep, movhi_internal_astep): New.
576 (movsicc_astep, movsi_internal_astep): New.
577 (movdicc_astep, movdi_internal_astep): New.
578 (movsfcc_astep, movsf_internal_astep): New.
579 (movdfcc_astep, movdf_internal_astep): New.
580 (movxfcc_astep, movxf_internal_astep): New.
581 (cmovdi_internal_astep, cmovsi_internal_astep): New.
582 Unify the cmov[ds]i splitters.
584 2000-07-27 Rodney Brown <RodneyBrown@pmsc.com>
586 * real.c (asctoeg): Rename `error' label to unexpected_char_error
588 2000-07-26 Nick Clifton <nickc@cygnus.com>
590 * config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of
591 __arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h
593 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as
594 well as PARALLEL blocks in FRAME_RELATED_EXPR notes.
596 2000-07-26 Alexandre Oliva <aoliva@redhat.com>
598 * c-decl.c (finish_enum): Convert enumerations that fit in an
600 (build_enumerator): In pedantic mode, cast to `int' those that
603 2000-07-25 Rodney Brown <RodneyBrown@pmsc.com>
605 * config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New.
607 Tue Jul 25 23:08:33 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
609 * sh.md (cmpgtdi_t): Must be split.
610 (cmpgtdi_t+1): New splitter.
612 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
614 * cpplib.c (_cpp_check_directive): Issue -Wtraditional
615 warnings for indented directives even if we are skipping.
617 2000-07-25 Nathan Sidwell <nathan@codesourcery.com>
619 * invoke.texi (strict-prototypes): Remove.
620 * extend.texi (Deprecated Features): Add strict-prototypes.
621 (Backwards Compatibility): New node.
623 2000-07-25 Jakub Jelinek <jakub@redhat.com>
625 * config/i386/i386.md (andsi_1+1): Allow HImode.
626 (andsi_1+2): Require q_regs_operand.
628 2000-07-25 Jakub Jelinek <jakub@redhat.com>
630 * config/i386/i386.md (call_pop): Check operands[0],
631 not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
633 (call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
634 (call_value): Likewise.
636 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
638 * toplev.c (pipe_closed): Delete.
639 (crash_signal): New. Generate ICE for a fatal signal.
640 (float_signal): Call crash_signal outside a float-handler
642 (main): Install crash_signal as handler for core-dumping signals.
644 2000-07-25 David Edelsohn <edelsohn@gnu.org>
646 * rs6000.c (print_operand, case 'T'): New case.
648 * rs6000.md (call_indirect_aix32): Convert to expander of
649 scheduled instructions.
650 (call_indirect_aix64): Likewise.
651 (call_value_indirect_aix{32,64}): Likewise.
652 (call, call_value): Invoke expanders for AIX. Fall through to
654 (call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr).
655 (call_value_indirect_nonlocal_aix{32,64}): New patterns.
656 (call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1
658 (call_nonlocal_aix64): Likewise.
659 (call_value_nonlocal_aix{32,64}): Likewise.
660 (call_nonlocal_sysv): New pattern for ctr, lr, and symbolic
662 (call_value_nonlocal_sysv): New pattern.
663 (indirect_jump{si,di}): Use new 'T' modifier.
664 (tablejump{si,di} matchers): Likewise.
665 (return_internal_{si,di}): Likewise.
666 (return_eh_{si,di}): Likewise.
668 2000-07-24 Richard Henderson <rth@cygnus.com>
670 * config/ia64/ia64.c (ia64_print_operand): Handle "%,".
671 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise.
672 * config/ia64/ia64.md (movdi_internal): Use it.
674 2000-07-24 Zack Weinberg <zack@wolery.cumb.org>
676 * cppexp.c: Warn about unary + if -Wtraditional.
677 * cpplex.c (lex_line): Always set BOL on the first token of a line.
679 2000-07-24 Michael Meissner <meissner@redhat.com>
681 * d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to
684 2000-07-24 Nick Clifton <nickc@cygnus.com>
686 * config/arm/arm.c (emit_multi_reg_push): Generate a
687 REG_FRAME_RELEATED_NOTE that is compatable with the code in
688 dwarf2out_debug_frame_expr.
690 2000-07-24 Jason Merrill <jason@redhat.com>
692 * dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without
693 UNALIGNED_INT_ASM_OP.
694 (def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust
695 a location expression.
696 (dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't
697 assume indirect access if we're saving the CFA address exactly.
699 * Makefile.in (bootstrap): Move -BstageN/ to the end.
701 2000-07-24 Jakub Jelinek <jakub@redhat.com>
703 * tradcpp.c (main): Update max_include_len for cpp_include_defaults
706 2000-07-24 Michael Meissner <meissner@redhat.com>
708 * invoke.texi (D30V Options): Add d30v options.
710 Mon Jul 24 02:04:52 2000 Jeffrey A Law (law@cygnus.com)
712 * gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not
713 needed by our gcse pass anymore.
714 (free_pre_mem): Corresponding changes.
715 (compute_pre_data): Do not call compute_transpout anymore.
717 * gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'.
718 (free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding
721 * gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here.
722 (compute_pre_data): Do it here instead.
724 * gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap
726 (pre_delete): Corresponding changes.
728 2000-07-23 Mark Mitchell <mark@codesourcery.com>
730 * c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN
731 to figure out whether or not a variable has already been emitted.
733 Sun Jul 23 14:49:12 2000 Jason Eckhardt <jle@cygnus.com>
735 * config/i860/i860.md (untyped_call expander): Use GEN_CALL
738 Sun Jul 23 11:52:03 2000 George Helffrich (george@gly.bris.ac.uk)
740 * dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab.
742 2000-07-23 Kazu Hirata <kazu@hxi.com>
744 * h8300.c: Fix formatting.
746 2000-07-23 Joseph S. Myers <jsm28@cam.ac.uk>
748 * c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn
749 for `long' switch expression into a plain warning.
751 * c-lex.c (init_lex): Keep the "inline" keyword in C99 mode.
752 (yylex): Don't pedwarn for "inline" in C99 mode.
754 * bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing
756 * ggc-page.c (debug_print_page_list, alloc_page, free_page,
757 ggc_alloc): Likewise.
758 * bb-reorder.c (dump_scope_forest_1): Likewise.
760 2000-07-22 Aldy Hernandez <aldyh@redhat.com>
762 * reload.c (find_reloads_toplev): Add new parameter
764 (find_reloads): Add new parameter to find_reloads_toplev calls.
766 2000-07-22 Jeffrey Oldham <oldham@codesourcery.com>
768 * collect2.c (main): Typo fixed.
769 * diagnostic.c: Typo fixed.
770 * dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed.
771 * eh-common.h: Typo fixed.
772 * emit-rtl.c (start_sequence): Typo fixed.
773 * flow.c (find_label_refs): Typo fixed.
774 (calculate_global_regs_live): Typo fixed.
775 (mark_regno_cond_dead): Typo fixed.
776 (create_edge_list): Typos fixed.
777 (verify_edge_list): Typo fixed.
778 * ggc-common.c (ggc_mark_rtx_children): Typo fixed.
779 * loop.c (strength_reduce): Typo in function name fixed.
780 * rtl.h: Added comments. Typo in function name fixed.
781 * rtlanal.c: Typo in function name fixed.
782 (insn_dependant_p): Rename to ...
783 (insn_dependent_p): ... this.
784 (computed_jumo_p): Typo fixed.
786 2000-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
788 * system.h (__FUNCTION__): Wrap definition in #ifndef.
790 2000-07-21 David Edelsohn <edelsohn@gnu.org>
792 * rs6000.h (SIZE_TYPE): Define.
794 2000-07-21 Mark Mitchell <mark@codesourcery.com>
796 * ssa.c (rename_insn_1): Don't rename registers that are
799 2000-07-21 Zack Weinberg <zack@wolery.cumb.org>
801 * diagnostic.c (trim_filename, fancy_abort): Moved here from
803 (fatal_function, set_fatal_function): Removed.
804 (fatal): Don't prepare for or call the fatal_function.
805 (diagnostic_lock, error_recursion): New.
806 (diagnostic_for_decl, report_diagnostic): Guard against
807 re-entering the error reporting routines.
808 (fancy_abort): Assume function is not NULL.
810 * errors.c (fancy_abort): New. Assume function is not NULL.
811 * tradcpp.c (fancy_abort): Assume function is not NULL.
813 * system.h: Provide default definition of __FUNCTION__.
814 * rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout.
815 Always use __FUNCTION__ in definition of abort.
817 * varray.h: Likewise.
818 * toplev.h: Likewise. Don't prototype set_fatal_function.
820 2000-07-20 Geoff Keating <geoffk@cygnus.com>
822 * config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
824 * glimits.h: Don't do #if defined for ARCH_PPC.
826 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All
827 constants of size no larger than a pointer should go in the TOC.
828 Add 'MODE' parameter.
829 (LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to
830 ASM_OUTPUT_SPECIAL_POOL_ENTRY_P.
831 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
832 * config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise.
833 * config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise.
834 * config/rs6000/rs6000.c (constant_pool_expr_1): Likewise.
835 (rs6000_legitimize_address): Likewise.
836 (rs6000_emit_move): Likewise.
837 (rs6000_select_rtx_section): Likewise.
838 (output_toc): Deal properly with outputting small constants like
839 HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode.
840 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add
841 MODE parameter. Put small constants in the TOC.
843 * config/rs6000/rs6000.c (easy_fp_constant_p): All constants are
845 (rs6000_emit_move): When reload calls us with an illegitimate
846 address, exit early. Move the change_address calls to one place
847 at the end of the routine. Merge the SImode and DImode expanders.
848 When called by reload to put an integer into a FP register, force
851 * config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode'
853 (rs6000_hash_constant): Hash mode too.
854 (toc_hash_function): Allow for key_mode.
855 (toc_hash_eq): Structures are different if key_mode differs.
856 (output_toc): Add 'mode' parameter. Save key_mode.
857 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY):
858 Pass 'mode' parameter.
859 * config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param.
861 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
862 for vtable references.
864 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a
865 choice, don't put integer values in FP regs.
867 Thu Jul 20 18:13:52 2000 Jeffrey A Law (law@cygnus.com)
869 * flow.c (verify_flow_info): Revamp code to verify that the
870 head and end of each basic block are in the insn chain.
872 Thu Jul 20 18:02:35 2000 Michael Matz <matzmich@cs.tu-berlin.de>
874 * gcse.c (record_one_set): Prepend instead of append onto
875 reg_set_table, making it O(n) instead O(n^2).
876 * lcm.c (compute_antinout_edge,compute_laterin,compute_available):
877 Use a queue instead of a stack as worklist.
879 2000-07-20 Kazu Hirata <kazu@hxi.com>
881 * h8300.c (two_insn_adds_subs_operand): Fix a typo.
882 * h8300.h (OK_FOR_T): New.
883 (EXTRA_CONSTRAINT): Support OK_FOR_T.
884 * h8300.md: Use inc/dec.[wl] for increment/decrement
885 by 1 and 2 in HI and SI modes.
887 2000-07-20 Jim Wilson <wilson@cygnus.com>
889 * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
892 2000-07-20 Zack Weinberg <zack@wolery.cumb.org>
894 * cppmacro.c (CAN_PASTE_AFTER): New macro.
895 (count_params): Don't set GNU_REST_ARGS on anything.
896 (save_expansion): Set PASTE_LEFT only on tokens for which
897 CAN_PASTE_AFTER is true, or which are named operators.
899 * cpplex.c (parse_args): Distinguish between a rest argument
900 given one empty argument, and a rest argument given zero arguments.
901 (maybe_paste_with_next): Look for VOID_REST tag, and trigger
902 deletion of previous token based on that.
903 (get_raw_token): Flatten some control structure.
905 * cpplib.h (CPP_LAST_EQ): Correct.
906 (VOID_REST): New token flag.
907 (GNU_REST_ARGS): Delete.
909 * tradcpp.c (main): Don't munge -D options.
910 (make_definition): Bring -D handling in line with cpplib.
911 (do_define): Strip all leading whitespace from macro definitions.
913 2000-07-20 David Billinghurst <David.Billinghurst@riotinto.com.au>
915 * Makefile.in (tradcpp): Depend on intl.o and version.o.
917 2000-07-20 Bruce Korb <bkorb@gnu.org>
919 * fixincl/check.tpl: strip the platform specific types before testing
920 * fixincl/fixfixes.c(gnu_type_fix): use platform specific types
921 * fixincl/fixincl.tpl: use platform specific types
922 * fixincl/fixlib.h: include the platform specific types
923 * fixincl/inclhack.def(gnu_types): don't supply the types
924 * fixincl/fixincl.x: regen
926 2000-07-19 Jim Wilson <wilson@cygnus.com>
928 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in
931 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
933 * tradcpp.c (rescan): Do not recognize directives when the #
936 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
938 Implement C++ named operators.
940 * cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block
941 of operators allowed in #if and having an _EQ variant. Add
942 CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED.
943 (cpp_token flags): Add NAMED_OP.
944 (enum node_type): Add T_OPERATOR.
945 (struct cpp_hashnode): Add code slot to value union.
946 * cpphash.h (spec_nodes): Remove n_defined.
948 * cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types.
949 (spell_token, can_paste, maybe_paste_with_next): Handle named operators.
950 (is_macro_disabled): Tweak error messages.
952 * cpplib.c (get_define_node): Disallow all named operators as
953 macro names. Tweak error messages.
954 (_cpp_init_stacks): Don't set up spec_nodes->n_defined.
956 * cppinit.c (builtin_array): Add entries for the named operators.
957 * cppexp.c (lex): Check for CPP_DEFINED token.
958 (priority table): Add entries for CPP_MIN and CPP_MAX.
959 (_cpp_parse_expr): Handle CPP_MIN and CPP_MAX.
961 2000-07-19 Bernd Schmidt <bernds@cygnus.co.uk>
963 * gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is
964 larger than the array of cuids.
965 (alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing
968 2000-07-19 Bruce Korb <bkorb@gnu.org>
970 * fixinc/fixincl.c: Convert to using a table of environment variables
971 and activate the auto-edit marker on the fixed output files.
972 * fixinc/fixlib.h: Define the environment table
973 * fixinc/fixincl.sh: export the ${INPUT} dir
974 * fixinc/check.tpl: likewise
976 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
978 * gcc.c (.h spec): Fix typo.
980 Wed Jul 19 01:22:15 CEST 2000 Marc Espie <espie@cvs.openbsd.org>
982 * Makefile.in: Fix tradcif.c path.
984 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
986 * cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry
989 * cpphash.h (TOKEN_NAME): New macro.
990 (_cpp_spell_operator): Deleted.
991 (token_spellings): Now _cpp_token_spellings.
993 * cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator.
994 * cpplex.c: Use OP and TK macros when expanding the
995 TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens,
996 store the stringification of the enumeration name (CPP_CHAR,
997 etc.) in the name slot of token_spellings.
998 Use TOKEN_NAME and/or TOKEN_SPELL, do not reference
999 token_spellings directly.
1000 * cpplib.c: Use TOKEN_SPELL.
1002 * cpplex.c (_cpp_push_token): If the token being pushed back
1003 is the previous token in this context, just subtract one from
1005 * cppmacro.c (save_expansion): Clear aux field when storing a
1008 2000-07-18 Jakub Jelinek <jakub@redhat.com>
1010 * cpplex.c (cpp_scan_buffer): Output line command even at the stop
1011 buffer, provided it is not NULL.
1013 2000-07-18 Alexandre Oliva <aoliva@redhat.com>
1015 * c-decl.c (duplicate_decls): Do not call make_var_volatile() in
1016 case of invalid volatile re-declaration.
1018 2000-07-18 Jakub Jelinek <jakub@redhat.com>
1020 * calls.c (store_arg): Return non-zero if sibcall_failure is desired.
1021 (expand_call): Adjust caller.
1023 2000-07-17 Gabriel Dos Reis <gdr@codesourcery.com>
1025 * diagnostic.h (report_diagnostic): Change prototype.
1027 * diagnostic.c (output_do_verbatim, diagnostic_for_asm,
1028 diagnostic_for_decl): Change prototype.
1029 (error_with_decl, warning_with_decl, pedwarn_with_decl, warning,
1030 error, warning, error_with_file_and_line,
1031 warning_with_file_and_line, pedwarn_with_file_and_line, fatal):
1032 Adjust call to report_diagnostic, diagnostic_for_decl.
1033 (error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm.
1034 (output_verbatim, verbatim): Adjust call to output_do_verbatim.
1036 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End
1037 varaible argument list.
1039 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
1041 * cpphash.c: Don't include hashtab.h. Most macro-handling code
1042 moved to cppmacro.c.
1043 (hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash,
1044 dump_hash_helper): Delete.
1045 (expand_hash, higher_prime_number, _cpp_lookup_with_hash,
1046 cpp_forall_identifiers): New. Implement specialized version of
1047 Vlad's expandable hash table.
1048 (cpp_lookup): Use new functions.
1049 (_cpp_init_macros, _cpp_cleanup_macros): Adjust for new
1051 * cppmacro.c: New file.
1052 * cppinit.c (dump_macros_helper): New.
1053 (cpp_finish): Iterate over the identifier table directly.
1054 * cpplex.c (parse_name): Calculate the hash of the identifier
1055 while we scan it. Use _cpp_lookup_with_hash when we can.
1057 * cpphash.h: Update prototypes.
1058 (xcnewvec, HASHSTEP): New helper macros.
1059 * cpplib.h: Update prototypes.
1060 * Makefile.in (LIBCPP_OBJS): Add cppmacro.o.
1061 (cppmacro.o): New rule.
1062 (cpphash.o): Update deps.
1064 * cppmain.c: Do not set pfile->printer if no_output is on.
1066 2000-07-15 Neil Booth <neilb@earthling.net>
1068 * cpplib.c: Change all directive-handler functions to return
1070 * cpphash.h: Update typedefs.
1072 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
1074 * configure: Regenerate.
1076 * extend.texi (Extended Asm): Mention that a memory clobber
1077 does not count as a side-effect.
1079 * unroll.c (copy_loop_body): Fix one instance of using host
1080 arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit
1083 * tlink.c (scan_linker_output): Tweak for output of AIX ld.
1085 2000-07-17 Richard Henderson <rth@cygnus.com>
1087 * config/ia64/ia64.md (movdi): Split out load address code.
1088 New post-reload splitter for symbolic operands.
1089 (movdi_internal): Abort if we didn't split symbolic operands
1090 when we should have.
1091 * config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits.
1092 (ia64_reorg): Split insns when not optimizing.
1093 * config/ia64/ia64-protos.h (ia64_expand_load_address): Declare.
1095 Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
1097 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE
1098 instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format.
1100 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
1102 * loop.c (check_dbra_loop) : Changed loop_continue to loop->cont.
1104 2000-07-17 Jason Merrill <jason@redhat.com>
1106 * Makefile.in (clean): Remove libgcc directory.
1108 * configure.in (-Wno-long-long check): Use higher-level macros.
1110 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
1112 * simplify-rtx.c (simplify_binary_operation): Recognize
1113 (compare (gt[u] (cc) 0) (lt[u] (cc) 0)).
1114 (simplify_ternary_operation): Do not examine MODE_BITSIZE of
1115 a CONST_INT, it will always be zero.
1117 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
1119 * loop.c (check_dbra_loop) : Return if more than one condition is
1120 present to control the loop.
1122 Mon Jul 17 08:26:35 2000 Clinton Popetz <cpopetz@cygnus.com>
1124 * mips.c (mips_expand_prologue): Don't calculate the last argument
1125 register unless we need it. When we are calculating this, make
1126 sure FUNCTION_ARG is giving us a REG.
1128 2000-07-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1130 * flow.c (libcall_dead_p): Use single_set to verify the insn
1131 has only one set and get for analysis.
1132 (propagate_one_insn): Don't pass the PATTERN of the insn.
1134 2000-07-17 Mark Klein <mklein@dis.com>
1136 * pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3.
1138 2000-07-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1140 * Makefile.in (TARGET_GETGROUPS_T): New configuration variable.
1141 * configure.in (TARGET_GETGROUPS_T): Evaluate.
1142 * sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type
1143 of second argument of getgroups.
1144 * configure, config.in: Rebuilt.
1146 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
1148 * simplify-rtx.c (simplify_relational_operation): Two signed
1149 values with equal high words are less/greater than each other if
1150 their low words are less/greater when considered as unsigned.
1152 Mon Jul 17 02:37:06 2000 Marc Espie <espie@openbsd.org>
1154 * configure.in (vax-*-openbsd): Change to new style configuration,
1155 add collect2/float_format information.
1156 * configure: Rebuilt.
1157 * config/vax/openbsd1.h: New.
1158 * config/vax/openbsd.h: New.
1159 * config/vax/t-openbsd: New.
1161 2000-07-17 Chip Salzenberg <chip@valinux.com>
1163 * c-common.c (shorten_compare): Quiet warnings about unsigned
1164 comparisons with zero when they occur in a system header.
1166 2000-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
1168 * invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and
1169 update to describe current practice.
1171 * glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99.
1173 * contrib.texi, cpp.texi, extend.texi, invoke.texi: Update
1174 references to C9X. Change references to -fstd and -flang-isoc9x
1177 * c-common.c (scan_char_table): Allow "z" length modifiers on
1179 (check_format_info): Use TYPE_DOMAIN on the type matched against
1180 for "z" formats, to retrieve the language size_t rather than the
1183 * c-common.c (check_format_info): Do not make a pedantic objection
1184 to the 'L' length modifier if used with a floating point type
1187 * c-lex.c (yylex): Don't pedwarn for hexadecimal floating point
1188 constants in C99 mode.
1190 2000-07-17 Kazu Hirata <kazu@hxi.com>
1192 * h8300.md: Fix the format of mac.
1193 (movsi_h8300hs): Output a tab after stmac instead of a space.
1195 * h8300.c (two_insn_adds_subs_operand): Improve code for detecting
1196 profitable adds/subs sequences.
1198 * fold-const.c: Fix comment typos.
1200 2000-07-16 Laurynas Biveinis <lauras@softhome.net>
1202 * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL.
1204 2000-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1206 * fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation.
1208 2000-07-16 Neil Booth <NeilB@earthling.net>
1210 * cpplex.c: Update comments.
1211 * README.Portability: Small update.
1213 2000-07-16 Neil Booth <NeilB@earthling.net>
1215 * README.Portability: Small update.
1217 2000-07-15 Richard Henderson <rth@cygnus.com>
1219 * config/ia64/ia64-protos.h (ia64_move_ok): Prototype.
1220 * config/ia64/ia64.c (ia64_move_ok): New function.
1221 * config/ia64/ia64.md (movqi, movqi_internal): Use it.
1222 (movhi, movsi, movdi, movsf, movdf, movxf): Likewise.
1224 2000-07-15 Zack Weinberg <zack@wolery.cumb.org>
1226 * cpphash.c (save_expansion): Clear PREV_WHITE on tokens
1227 immediately following a paste operator.
1228 * cppinit.c (sort_options): New function (only for HOST_EBCDIC).
1229 (cpp_reader_init): Call it, if HOST_EBCDIC.
1230 (cpp_handle_options): Do not sort option list here.
1231 (handle_option): Rename to cpp_handle_option and export.
1232 * cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use
1233 _cpp_get_token directly.
1234 (cpp_scan_line): Return 0 at EOF, 1 otherwise.
1235 * cpplib.c (cpp_push_buffer): Don't set new->lineno to 1.
1236 * cpplib.h: Prototype cpp_handle_option. Update prototype of
1239 2000-07-15 Richard Henderson <rth@cygnus.com>
1241 * fold-const.c (extract_muldiv): Don't optimize past an unsigned
1242 cast around an expression. Tidy other unsigned tests.
1244 2000-07-15 Gabriel Dos Reis <gdr@codesourcery.com>
1246 * diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice,
1247 v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove.
1248 (v_message_with_decl): Rename to ...
1249 (format_with_decl): ... this. Tweak
1250 (diagnostic_for_decl): New function.
1251 (fatal_io_error): Use verbatim in lieu of notice.
1252 (announce_function): Use verbatim.
1253 (default_print_error_function): Likewise.
1254 (error_with_decl, warning_with_decl, pedwarn_with_decl): Use new
1257 2000-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1259 * mips.c (function_arg_pass_by_reference): Don't do automatic
1260 aggregate initialization.
1261 (machine_dependent_reorg): Initialize variable `mode'.
1263 * mips.md (absdi2): Change variable `regno1' to unsigned int.
1264 (reload_indi): Rename loword/hiword to lo_word/hi_word to avoid
1265 conflicts with sys/param.h macro of the same name.
1266 (reload_outdi): Likewise.
1268 2000-07-15 Michael Meissner <meissner@redhat.com>
1270 * fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO
1271 == CONST + INCREMENT, don't overwrite the tree node for FOO++,
1272 create a new node instead.
1274 2000-07-15 Neil Booth <NeilB@earthling.net>
1276 * README.Portability: Correct example about calling a function
1277 through a pointer to function. Format wide paragraphs.
1279 2000-07-15 Michael Meissner <meissner@redhat.com>
1281 * README.Portability: Update integer suffixes and function
1284 2000-07-15 Neil Booth <NeilB@earthling.net>
1286 * README.Portability: Small update.
1288 2000-07-15 Neil Booth <NeilB@earthling.net>
1290 * README.Portability: New file.
1292 Fri Jul 14 18:13:53 2000 Mark P Mitchell <mark@codesourcery.com>
1294 * INSTALL: Give special instructions for building GCC on Irix 6.
1295 * config/mips/x-iris6 (CC): Don't set it.
1298 2000-07-14 Jason Merrill <jason@redhat.com>
1300 * dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA
1301 register in the stack and later in another register, use the new
1304 Fri Jul 14 10:25:53 2000 Clinton Popetz <cpopetz@cygnus.com>
1306 * config/mips/mips.md: (absdi2): Handle sign_extend for
1309 2000-07-14 Nathan Sidwell <nathan@codesourcery.com>
1311 * cpplib.c (do_pragma_dependency): Tidy warning messages.
1313 2000-07-14 Zack Weinberg <zack@wolery.cumb.org>
1315 * .cvsignore: Correct typo.
1317 2000-07-13 Mark Mitchell <mark@codesourcery.com>
1319 * .cvsignore: Add generated YACC files.
1320 * objc/.cvsignore: New file.
1322 2000-07-14 Neil Booth <NeilB@earthling.net>
1324 * cpplex.c (adjust_column): New funcion.
1325 (skip_whitespace): Use it.
1326 (skip_block_comment): Use it, and warn about /*/* with
1329 2000-07-14 Neil Booth <NeilB@earthling.net>
1331 * cpphash.c (struct macro_info): Add new members.
1332 (_cpp_free_definition): Delete the macro directly.
1333 (count_params): Return void, with first token of
1334 expansion in struct macro_info on success.
1335 (parse_define): Return int. Hoist syntax checking from
1336 save_macro_expansion. Leave call to save_expansion to
1337 _cpp_create_definition.
1338 (alloc_macro): Needs just 2 arguments.
1339 (free_macro): Delete.
1340 (save_expansion): Don't perform syntax check.
1341 (_cpp_create_definition): Call save_expansion.
1343 2000-07-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1345 * genrecog.c (write_header): Split long string.
1347 * cpphash.c (macro_info): Don't use the `signed' keyword.
1349 * system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__.
1351 2000-07-13 Jakub Jelinek <jakub@redhat.com>
1353 * calls.c (stored_args_map): New variable.
1354 (check_sibcall_argument_overlap_1): New.
1355 (check_sibcall_argument_overlap): New.
1356 (expand_call): Initialize stored_args_map.
1357 Call check_sibcall_argument_overlap.
1359 2000-07-13 Bruce Korb <bkorb@gnu.org>
1361 * fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count
1362 (emit_gnu_type): utility procedure for gnu_type_fix
1363 (gnu_type_fix): implement various pre-processor guards around
1364 standard types so these types can be defined over and over
1365 * fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard
1366 types alluded to above will have GNU-compliant base types
1367 * fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct
1368 * fixinc/inclhack.def: add test_text entries and utilize the new
1369 "gnu_types" fix for the ptrdiff_t, size_t and wchar_t types.
1370 * fixinc/fixincl.x: regenerate
1372 2000-07-12 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1374 * diagnostic.c (vline_wrapper_message_with_location,
1375 v_message_with_file_and_line, v_error_with_file_and_file,
1376 v_error_for_asm, v_warning_for_asm, vfatal,
1377 v_warning_with_file_and_line, v_pedwarn_with_file_and_line,
1378 vsorry, verror, vwarning, vpedwarn): Remove.
1379 (diagnostic_for_asm): New function.
1380 (pedwarn, error, warning, pedwarn_with_file_and_line,
1381 error_with_file_and_line, warning_with_file_and_line, sorry,
1382 error_for_asm, warning_for_asm, fatal): Reimplement.
1383 (finish_diagnostic): Clear diagnostic info as well.
1385 2000-07-13 Neil Booth <NeilB@earthling.net>
1387 * c-common.h (flag_digraphs): New.
1388 * c-decl.c (c_decode_option): Set flag_digraphs as appropriate.
1389 * c-lex.c (yylex): Use flag_digraphs to decide whether to
1392 2000-07-13 Zack Weinberg <zack@wolery.cumb.org>
1394 * gcc.c (do_spec_1): Add new %B operator.
1395 (set_input): Prepare for %B.
1397 (link_command_spec): Move up with the other tm.h-
1398 overrideable specs. Factor out the portion conditional on
1399 LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc).
1400 (struct compiler): Just have a single spec string. All users
1402 (default_compilers): Remove unnecessary braces.
1403 (static_specs): Update.
1405 (trad_capable_cpp, cpp_options, cc1_options, asm_options): New
1407 (C and assembly specs): Use the new named specs, as appropriate.
1409 * objc/lang-specs.h: Use the new named specs.
1410 Remove unnecessary braces.
1412 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
1414 * gcc.c (execute): If a subprocess gets a fatal signal, report
1415 strsignal() of the signal number, and ask for a bug report.
1416 Do not do this for SIGPIPE if there's already been an error.
1418 * tradcpp.c: Don't include signal.h. Don't catch SIGPIPE.
1421 * tradcif.c: Remove.
1423 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
1425 * final.c (profile_function): Do not emit profile counters in
1426 the data section, if NO_PROFILE_COUNTERS is defined.
1427 * tm.texi: Document NO_PROFILE_COUNTERS. Update doc for
1430 * config/i386/linux.h (NO_PROFILE_COUNTERS): Define.
1431 (FUNCTION_PROFILER): Just emit a call to mcount.
1433 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
1435 * tradcpp.c (main): Rename 'perror' label to 'sys_error'.
1437 * cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c,
1438 cpplib.c, cpplib.h: Eradicate all traces of code dependent on
1439 traditional, lang_chill, or lang_fortran.
1441 * cppfiles.c: #undef strcmp to suppress warning about macros
1442 used without arguments.
1443 (_cpp_execute_include): Use f, not fname, in "No include path"
1445 (_cpp_pop_file_buffer): New function.
1446 * cpplib.c: Don't include <sys/mman.h>.
1447 (cpp_push_buffer): Set line_base and lineno in new buffer.
1448 (cpp_pop_buffer): Use _cpp_pop_file_buffer.
1450 * cpplex.c: Move all prototypes and structure declarations to the
1451 top of the file. Properly parenthesise some macro arguments.
1452 (cpp_scan_line): New function.
1453 (special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth,
1454 don't need to walk up the stack counting.
1456 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1458 * c-common.c (combine_strings): Emit a pedantic warning when a
1459 string length is greater than the minimum ANSI C is required
1462 Wed Jul 12 13:24:30 2000 Jeffrey A Law (law@cygnus.com)
1464 * pa/xm-pa64.h (NO_SYS_SIGLIST): Kill.
1465 * d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill.
1467 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1469 * c-decl.c (define_label): Warn about identifier conflicts with
1470 labels in traditional C.
1472 * c-parse.in (unop +): Warn about the unary plus operator for
1475 * c-typeck.c (store_init_value): Warn about automatic aggregate
1476 initialization for traditional C.
1478 * invoke.texi (-Wtraditional): Document new warnings.
1480 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
1482 * Makefile.in (c-errors.o): Fix thinko in dependency.
1484 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
1486 * gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of
1487 -traditional, -ftraditional, or -traditional-cpp was given.
1488 Do not pass -traditional to the preprocessor.
1489 (.S spec): Likewise. Don't bother defining __ASSEMBLER__, the
1490 preprocessor does it automatically.
1491 * objc/lang-specs.h: Likewise. Don't bother defining __OBJC__.
1493 * ch/lang-specs.h: Always use tradcpp. Do not pass
1494 -traditional, -trigraphs, or -pedantic to the preprocessor.
1495 * f/lang-specs.h (.F spec): Likewise. Don't bother defining
1498 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
1500 * cppexp.c (LOGICAL): Delete macro.
1501 (_cpp_parse_expr): Do not use UNARY for unary +. Implement ||
1504 * cpphash.c (HASHSIZE): Increase to 4096.
1505 (struct hashdummy): Add hash field.
1506 (eq_HASHNODE): Compare unreduced hashes, then lengths, then
1507 the string values using memcmp.
1508 (cpp_lookup): Set dummy.hash.
1510 Wed Jul 12 13:15:16 2000 Marc Espie <espie@openbsd.org>
1512 * configure.in (m88k-openbsd): Express configuration using new fragment
1514 * configure: Rebuilt.
1515 * m88k/aout-dbx.h: New.
1516 * m88k/openbsd.h: New.
1517 * m88k/xm-openbsd.h: New.
1519 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1521 * expr.c (expand_expr): Return const0_rtx, not error_mark_node.
1523 2000-07-12 Richard Henderson <rth@cygnus.com>
1525 * reload.c (push_secondary_reload): Make sure to add the new
1526 reload at the end, after acquiring secondary memory.
1528 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1530 * cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL.
1532 * c-decl.c (set_current_function_name_declared, anon_aggr_type_p,
1533 lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED.
1535 * c-parse.in (stmt): Delete unused variables.
1537 * convert.c (convert_to_vector): Likewise.
1539 * gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'.
1541 * tree.c (finish_vector_type): Prototype.
1543 2000-07-12 Bruce Korb <bkorb@gnu.org>
1545 * fixinc/fixfixes.c: use xmalloc
1546 * fixinc/fixincl.c(initialize): set program name for xmalloc
1547 * fixinc/fixlib.c(must_malloc): obsolete
1548 (is_cxx_header): no longer used - disabled
1549 (skip_quote): inserted and disabled for future use
1550 * fixinc/fixlib.h: reflects above
1551 * fixinc/fixtests.c: removed dinkleberries
1553 2000-07-12 Neil Booth <NeilB@earthling.net>
1555 * cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c.
1556 * cpplex.c (TOKEN_SPELL) Move to cpphash.h.
1558 * cpphash.c: (struct macro_info, alloc_macro, free_macro,
1559 struct toklist_dummy): New.
1560 (cpp_free_definition): Free macros with free_macro.
1561 (count_params): Don't save paramter spellings. Save macro
1562 information in a struct macro_info.
1563 (parse_define): Don't allocate a token list.
1564 (save_expansion): Allocate the macro's token list, and
1565 save parameter spellings if necessary. Use TOKEN_SPELL.
1566 (cpp_create_definition): Make list const.
1568 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
1570 * c-typeck.c (pedwarn_c99): Move to
1571 * c-errors.c: ... Here.
1572 * toplev.h (verror, vwarning, vpedwarn): Remove prototypes.
1573 * diagnostic.c (verror, vwarning, vpedwarn): Make static.
1574 * Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o
1575 (c-errors.o): List dependency.
1577 2000-07-12 Mark Mitchell <mark@codesourcery.com>
1579 * c-parse.c: Remove.
1580 * c-parse.h: Likewise.
1581 * c-parse.y: Likewise.
1582 * objc/objc-parse.c: Likewise.
1583 * objc/objc-pasre.y: Likewise.
1585 2000-07-11 Rodney Brown <RodneyBrown@pmsc.com>
1587 * gcc.texi: Fix minor typos
1588 * extend.texi: Fix minor typos
1590 2000-07-11 Marc Espie <espie@openbsd.org>
1592 * collect2.c (main): Recognize .lo as object files.
1594 2000-07-11 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1596 * pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is
1599 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems
1600 with MAP_ANONYMOUS and MAP_ANON.
1601 * configure, config.in: Rebuilt.
1603 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
1605 * diagnostic.c (save_output_state): Remove.
1606 (restore_output_state): Likewise.
1607 (clear_text_info): New function.
1608 (clear_diagnostic_info): Likewise.
1609 (output_text_length, is_starting_newline, output_prefix,
1610 line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for,
1611 prefixing_policy, output_buffer_ptr_to_format_args): New macros
1612 (set_real_maximum_length, output_set_maximum_length,
1613 output_set_prefix, output_get_prefix, output_set_maximum_length,
1614 output_destroy_prefix, init_output_buffer,
1615 reshape_diagnostic_buffer, output_space_left, output_emit_prefix,
1616 output_add_newline, output_add_character, output_add_space,
1617 output_append_r, output_append, wrap_text, output_format,
1618 output_do_printf, output_printf, output_do_verbatim,
1619 output_verbatim, verbatim): Use them.
1620 (output_clear): Split into cleat_text_info and
1621 clear_diagnostic_info.
1622 (struct output_state): Move to...
1624 * diagnostic.h: ...Here
1625 (struct output_buffer): Adjust.
1627 2000-07-11 Zack Weinberg <zack@wolery.cumb.org>
1629 * cpplex.c (parse_name): No longer inline (premature optimization).
1630 (do_pop_context): Fold into pop_context.
1631 (pop_context): Returns int.
1632 (lex_next): Hoist test for end of directive into pop_context.
1633 (push_macro_context): Returns int; takes just reader and token.
1634 Hoist test for excessive nesting to caller.
1635 (push_arg_context): Returns void; takes just reader and token.
1636 Do not call stringify_arg or get_raw_token.
1637 (get_raw_token): Convert tail recursion through push_arg_context
1638 to a loop at this level. Call stringify_arg here if appropriate.
1639 (maybe_paste_with_next): Convert tail recursion to a while loop.
1640 Hoist test of paste_level to caller.
1642 (stringify_arg): Push arg context at beginning.
1643 (cpp_get_token): Split out core into _cpp_get_token. Call
1644 process_directive here. Throw away CPP_PLACEMARKER tokens.
1645 (_cpp_get_token): Convert tail recursion through
1646 push_macro_context to a loop at this level.
1647 (_cpp_glue_header_name, is_macro_disabled, stringify_arg,
1648 _cpp_get_raw_token): Use _cpp_get_token.
1649 (_cpp_skip_rest_of_line): Drop the context stack directly; do
1650 not call pop_context.
1651 (_cpp_run_directive): Call lex_next directly.
1653 * cpphash.h: Prototype _cpp_get_token.
1654 * cppexp.c (lex): Use it.
1655 * cpphash.c (parse_define): Use it.
1656 * cpplib.c (get_define_node, do_undef, parse_include,
1657 read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc,
1658 do_pragma_implementation, do_pragma_poison, do_pragma_dependency,
1659 parse_ifdef, validate_else): Use it.
1660 (cpp_push_buffer): Tweak error message; abort if anyone tries
1661 to push a buffer while macro expansions are stacked.
1663 2000-07-11 Donn Terry <donnte@microsoft.com>
1665 * cpplex.c (free_macro_args, save_token): Cast arg of free
1666 and/or xrealloc to PTR.
1667 (_cpp_init_input_buffer): Clear all fields of the base context.
1669 Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <cpopetz@cygnus.com>
1671 * gensupport.c (process_rtx): Make rtl checking stop
1672 complaining about the define_insn while it is being
1673 converted from a define_insn_and_split.
1675 Tue Jul 11 16:26:17 2000 Clinton Popetz <cpopetz@cygnus.com>
1677 * config/mips/mips.c (simple_memory_operand): Access the
1678 INTVAL of the address, not it's containing MEM.
1680 2000-07-11 Bruce Korb <bkorb@gnu.org>
1682 * fixinc/fixtests.c(double_slash): obsolete
1683 (else_endif_label): likewise
1684 * fixinc/inclhack.def(irix_multiline_cmnt): obsolete
1685 (libc1_ifdefd_memx): correct initial comment
1686 and omit the #if/#endif pair from the memxxx declarations
1687 * fixinc/fixincl.x: regen
1689 2000-07-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1691 * cpplex.c (T, I, S, C, N): Avoid non-constant initializers.
1693 2000-07-11 Neil Booth <NeilB@earthling.net>
1697 2000-07-11 Neil Booth <NeilB@earthling.net>
1699 * cppinit.c: (cpp_reader_init): Allow digraphs by default.
1700 (handle_option): Set digraphs according to standard.
1701 Merge OPT_lang_c89 handler with OPT_std_c89.
1703 * cpplex.c: (lex_line, can_paste): Honour digraphs in
1704 accordance with the digraphs flag.
1706 * cpplib.h: (struct cpp_options): New option digraphs.
1708 2000-07-10 Hans-Peter Nilsson <hp@axis.com>
1709 Bruce Korb <bkorb@gnu.org>
1711 * fixinc/inclhack.def (libc1_ifdefd_memx): New fix.
1712 * fixinc/fixincl.x: Regenerate.
1713 * fixinc/tests/base/testing.h: Add testcase.
1715 2000-07-10 Richard Henderson <rth@cygnus.com>
1717 * config/ia64/ia64.c (got_symbolic_operand): New.
1718 (symbolic_operand, move_operand): Revert 0701 change.
1719 * config/ia64/ia64.h (PREDICATE_CODES): Update.
1720 * config/ia64/ia64-protos.h (got_symbolic_operand): Declare.
1721 * config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand;
1722 split the offset into a 14-bit low part instead of a 13-bit low part.
1723 (load_fptr): Mark the mem as unchanging.
1724 (load_symptr): Use got_symbolic_operand.
1726 2000-07-10 Nick Clifton <nickc@cygnus.com>
1728 * libgcc2.c (next_stack_level): Cast result of computation to
1729 (void **) so that the assignment does not generate a warning.
1731 2000-07-10 Chandrakala Chavva <cchavva@redhat.com>
1733 * flags.h : Add new variable flag_single_precision_constant.
1734 * toplev.c (display_help) : Add -fsingle-precision-constant option.
1735 (flag_single_precision_constant): New.
1736 * c-lex.c (yylex): Convert floating point constant to single
1738 * invoke.texi : Add documentation for this new option.
1740 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
1742 * diagnostic.c (output_octal): Second parameter is unsigned.
1743 (output_long_octal): Likewise.
1744 (output_hexadecimal): Likewise.
1745 (output_long_hexadecimal): Likewise.
1746 (output_format): Adjust arguments extraction. Tweak.
1747 (output_verbatim, verbatim): End variable argument list.
1748 (report_diagnostic): Improve documentation.
1750 2000-07-10 Benjamin Chelf <chelf@codesourcery.com>
1752 * c-common.h (build_stmt): Declare.
1753 (build_continue_stmt): Likewise.
1754 (build_break_stmt): Likewise.
1755 (build_return_stmt): Likewise.
1757 * c-decl.c (do_case): Rewrite to do what previously done in
1760 * c-semantics.c (build_stmt): Define.
1761 (build_return_stmt): Likewise.
1762 (build_break_stmt): Likewise.
1763 (build_continue_stmt): Likewise.
1764 (build_case_label): Likewise.
1766 * c-parse.in (BREAK): Change to build tree, then generate RTL.
1767 (CONTINUE): Likewise.
1770 (DEFAULT): Likewise.
1772 * c-parse.y: Regenerate.
1773 * c-pasre.c: Likewise.
1775 2000-07-09 Jason Merrill <jason@redhat.com>
1777 * expr.c (expand_expr): Bail earlier if we get an error_mark_node.
1779 * tree.h (STRIP_NOPS): Check for error_mark_node.
1780 (STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise.
1781 (dwarf2out_*): Remove duplicate declarations.
1783 * c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from
1784 DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN.
1786 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
1788 * diagnostic.c (wrap_text): New function.
1789 (maybe_wrap_text): Likewise.
1790 (output_add_string): Use it.
1791 (output_format): Likewise.
1792 (count_error): Use verbatim instead of notice.
1793 (report_error_function): Likewise. Don't use plain fprintf.
1794 (finish_diagnostic): New function.
1795 (output_do_verbatim): Tweak. Commonalize functionalities in
1796 output_verbatim and verbatim.
1797 (output_verbatim): Adjust.
1798 (verbatim): Likewise.
1799 (report_diagnostic): Define.
1801 * diagnostic.h (report_diagnostic): Prototype.
1803 2000-07-09 Zack Weinberg <zack@wolery.cumb.org>
1805 * cppexp.c (_cpp_parse_expr): Don't use unary plus.
1807 2000-07-09 Neil Booth <NeilB@earthling.net>
1809 * cpphash.h: ISvspace, is_vspace, is_nvspace: New.
1810 IShspace, ISspace: Update.
1812 * cppinit.c: ISTABLE: Update.
1815 * cpplex.c (IS_HSPACE, S_NEWLINE): Remove.
1816 (IS_DIRECTIVE): Rename KNOWN_DIRECTIVE.
1817 (skip_block_comment, skip_line_comment, parse_string,
1818 lex_line): Use is_vspace rather than IS_NEWLINE.
1819 (skip_whitespace, lex_line): Clean up to use is_nvspace.
1820 (lex_line): Use KNOWN_DIRECTIVE. Any kind of directive
1822 (lex_next): Unconditionally stop if within a directive.
1823 Treat directives within macro invocations as directives
1824 (after parse_args emits error), not as the argument.
1826 2000-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
1828 * diagnostic.c (diagnostic_args): New macro.
1829 (diagnostic_msg): Likewise.
1830 (output_formatted_integer): Likewise.
1831 (output_state): New data type.
1832 (digit_buffer): Make global.
1833 (output_add_integer): Rename to output_decimal. Squeeze
1835 (output_long_decimal, output_unsigned_decimal,
1836 output_long_unsigned_decimal, output_octal, output_long_octal,
1837 output_hexadecimal, output_long_hexadecimal): New functions.
1838 (output_append_r): New function.
1839 (output_append): Tweak.
1840 (output_flush_on): Rename to output_to_stream.
1841 (output_format): Change prototype. Improve documentation. Handle
1842 more format specifiers.
1843 (build_location_prefix): Rename to context_as_prefix.
1844 (output_notice): Rename to output_do_printf.
1845 (output_printf): Tweak.
1846 (line_wrapper_printf): Likewise.
1847 (vline_wrapper_message_with_location): Adjust call to renamed
1849 (v_message_with_decl): Likewise.
1850 (default_print_error_function): Likewise.
1851 (save_output_state): New function.
1852 (restore_output_state): Likewise.
1853 (output_do_verbatim): Likewise.
1854 (output_verbatim): Define.
1855 (verbatim): Likewise.
1857 * diagnostic.h (printer_fn): Change return type from void to int.
1858 Improve documentation.
1859 (output_add_integer): Rename to output_decimal.
1860 (output_flush_on, output_format): Don't export.
1861 (output_verbatim, verbatim): Declare.
1863 2000-07-08 Toon Moene <toon@moene.indiv.nluug.nl>
1865 * fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR:
1866 Check whether c divides op1 exactly if operation is not
1869 2000-07-08 Richard Henderson <rth@cygnus.com>
1871 * final.c (final): Do not abort when reg-stack introduces
1874 2000-07-08 Zack Weinberg <zack@wolery.cumb.org>
1876 * cpplib.h (struct cpp_name): Now struct cpp_string.
1877 (CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT,
1878 CPP_HEADER_NAME): Change to type S.
1879 (struct cpp_token): Rename 'name' field to 'str'. Add 'node'
1880 field, a cpp_hashnode *. All references to val.name updated
1881 to use val.str or val.node as appropriate.
1882 (struct cpp_reader): Add spec_nodes field.
1883 (cpp_idcmp): Now cpp_ideq; takes a token * and a char *.
1885 * cpphash.h (struct spec_nodes): New.
1886 (enum spell_type): Reorder. Only SPELL_STRING tokens use
1887 val.str. All references to 'spelling > SPELL_NONE' updated to
1890 (CPP_IN_SYSTEM_HEADER): Check pfile->buffer and
1891 pfile->buffer->inc are not NULL before dereferencing them.
1893 * cpplex.c (parse_name): Take a pointer to the current token,
1894 plus current position and limit as args; return the new
1895 position; don't copy the text of a name into the string
1896 buffer, instead call cpp_lookup and store the node pointer.
1897 If extending a token, copy out the text of the old into a
1898 scratch buffer, append the new, look that up and store the new
1899 node pointer. Inline.
1900 (maybe_paste_with_next): If the result of paste is a NAME,
1901 then look up the pasted text and store its node pointer.
1902 (lex_line): Adjust for new parse_name interface.
1903 Check for L"str", L'str' using spec_nodes->n_L.
1904 (spell_token): SPELL_IDENT tokens have their spelling in
1905 val.node->name. Handle SPELL_STRING tokens that don't have
1907 (_cpp_expand_name_space,
1908 (can_paste): Check for L ## "str" using spec_nodes->n_L.
1909 (cpp_get_token, special_symbol): No need to call cpp_lookup.
1910 (cpp_idcmp): Now cpp_ideq; take a token * and a const char *;
1911 return 1=equal 0=not, not a tristate.
1913 * cpphash.c (var_args_str): Delete.
1914 (find_param): Compare node fields directly.
1915 (is__va_args__): Use CPP_PEDANTIC. Just compare
1916 token->val.node with spec_nodes->n__VA_ARGS__.
1917 (dump_funlike_macro): Don't use var_args_str.
1919 * cpplib.c (_cpp_check_directive): Just walk through
1920 spec_nodes->dirs comparing pointers.
1921 (get_define_node, do_pragma_poison, detect_if_not_defined,
1922 parse_ifdef): The identifier has already been looked up.
1923 (do_ifdef, do_ifndef): parse_ifdef won't return a poisoned
1925 (do_if): Only call detect_if_not_defined at beginning of file.
1926 (_cpp_parse_assertion): Only copy string pointers for
1927 SPELL_STRING tokens.
1928 (pragma_dispatch): Take a node pointer and examine its name
1930 (_cpp_init_stacks): Also initialize the spec_nodes structure.
1932 * cppinit.c (cpp_reader_init): Call _cpp_init_stacks after
1934 (cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in
1935 reverse order from the corresponding _cpp_init_* routines.
1937 * cppexp.c (parse_number, parse_charconst, parse_defined,
1938 lex): Check val.node->type instead of calling cpp_defined.
1939 Use spec_nodes entries where appropriate.
1941 * fix-header.c, scan-decls.c: Update for interface changes.
1943 2000-07-08 Geoffrey Keating <geoffk@cygnus.com>
1945 * config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for
1946 emitting aux_truncdfsf2.
1948 2000-07-03 Donn Terry (donnte@microsoft.com)
1950 * cppinit.c (print_help): split overlong line into ISO C89
1953 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
1955 * cppexp.c: Update all code for new lexer interface.
1956 (op_t, operator codes, struct token, tokentab2, op_to_str): Remove.
1957 (struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New.
1958 * cpplex.c (token_names): Trim leading CPP_ from names; make
1959 the strings unsigned.
1960 (_cpp_spell_operator): New.
1961 (is_macro_disabled): Disable all macros if rescanning
1963 (_cpp_get_directive_token): Remove.
1965 * cppinit.c: Don't set no_macro_expand.
1966 * cpplib.c (read_line_number, do_line): Check only for EOF,
1968 * cpphash.h: Update prototypes.
1969 * cpplib.h (CPP_VSPACE): Remove.
1970 (struct cpp_reader): Remove no_macro_expand.
1972 2000-07-08 Neil Booth <NeilB@earthling.net>
1974 * cpphash.c (is__va_args__): New function.
1975 (count_params): Fix line reported in error messages. Use
1976 is__va_args__. Don't return ')' on error. Flag GNU style
1977 rest args macro definitions.
1978 (parse_define): Check macro name is not __VA_ARGS__.
1979 (save_expansion): Check identifier in non-varargs-macro is
1980 not __VA_ARGS__. Don't flag GNU_VARARGS.
1981 * cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS.
1982 (maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather
1983 than per-token GNU_VARARGS.
1984 * cpplib.h (GNU_VARARGS): Remove.
1985 (GNU_REST_ARGS): New.
1987 Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
1989 * i386.md (call_pop, call, call_value_pop): Do not set
1990 current_function_uses_pic_offset_table for calls to static
1991 functions or indirect calls.
1993 2000-07-07 Jim Wilson <wilson@cygnus.com>
1995 * config/ia64/ia64.c (rws_access_reg): New local write_count. If
1996 is_predicate_reg, then take max write_count of register pair.
1998 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2000 * tradcpp.c (main): Rename label `include' to `add_include' to
2001 avoid conflicts with variable `include' in traditional C.
2003 2000-07-07 Jakub Jelinek <jakub@redhat.com>
2005 * integrate.c (copy_insn_list): Remove REG_LABEL notes.
2007 2000-07-07 Jakub Jelinek <jakub@redhat.com>
2009 * sibcall.c (uses_addressof): Add INMEM argument, check for
2010 current_function_internal_arg_pointer outside of MEM rtxs in addition
2012 (sequence_uses_addressof): Update caller.
2014 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
2016 * tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE
2019 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2021 * system.h (UNION_INIT_ZERO): New macro for initializing union
2024 * cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO.
2026 2000-07-07 Neil Booth <NeilB@earthling.net>
2030 Fri Jul 7 07:47:35 2000 Jeffrey A Law (law@cygnus.com)
2032 * final.c (final): Detect out of bounds array access to
2033 the insn_lengths array.
2035 2000-07-07 Kazu Hirata <kazu@hxi.com>
2037 * fold-const.c (fold): Fix a comment typo.
2039 2000-07-07 Neil Booth <NeilB@earthling.net>
2041 * cpp.texi: Update to new lexer.
2043 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
2045 * tradcpp.c: New file.
2046 * tradcif.y: New file.
2047 * tradcif.c: New generated file.
2049 * Makefile.in: Add rules to build tradcpp.o, tradcif.o,
2050 $(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and
2051 dependencies of C. Install tradcpp from install-common, in
2054 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
2056 * cppinit.c: Include cppdefault.h. Refer to
2057 cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly
2058 to GCC_INCLUDE_DIR and its length.
2059 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
2060 USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include,
2061 STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to
2063 (include_defaults_array): Move to cppdefault.c.
2065 * cppdefault.h: New file.
2066 * cppdefault.c: New file.
2068 * Makefile.in (LIBCPP_OBJS): Add cppdefault.o.
2069 (cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file.
2070 (cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to
2073 Thu Jul 6 18:30:36 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2075 * reload.c (push_reload): When seeing if can reuse a register,
2076 check extra registers against widest of INMODE and OUTMODE.
2078 2000-07-06 Neil Booth <NeilB@earthling.net>
2080 * cpplib.c: (_cpp_parse_assertion): Perform hash lookups
2081 based on full length of predicate.
2083 2000-07-06 Hans-Peter Nilsson <hp@axis.com>
2085 * timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>.
2086 [NEED_DECLARATION_GETRUSAGE]: Declare getrusage.
2088 2000-07-05 Kazu Hirata <kazu@hxi.com>
2090 * h8300-proto.h: Fix formatting.
2091 * h8300.c: Likewise.
2092 * h8300.h: Likewise.
2094 2000-07-05 Jim Wilson <wilson@cygnus.com>
2096 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow
2099 2000-07-05 Rodney Brown <RodneyBrown@pmsc.com>
2101 * invoke.texi: Fix minor typos
2102 * md.texi: Fix minor typos
2104 2000-07-05 Zack Weinberg <zack@wolery.cumb.org>
2106 * cpplib.c (_cpp_parse_assertion): Fix buffer overrun.
2108 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
2110 * cpplex.c: Don't include sys/mman.h.
2111 (cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c.
2113 * cpplib.c: Include sys/mman.h and obstack.h.
2114 (cpp_push_buffer): Moved from cpplex.c; allocate buffers on an
2116 (cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack.
2117 (_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't
2118 bother freeing if stack entries (they will be freed with their buffer).
2119 (do_endif): Free if stack entries from the buffer obstack.
2120 (push_conditional): Allocate if stack entries from the buffer obstack.
2122 (find_answer): Rename to _cpp_find_answer.
2123 (do_assert, do_unassert): Update.
2125 * cpphash.h: Update prototypes.
2126 (xobnew): New convenience macro.
2127 * cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields.
2129 (struct cpp_hashnode): Remove disabled field.
2131 * cppinit.c: Don't include hashtab.h or splay-tree.h.
2132 (report_missing_guard): Moved to cppfiles.c.
2133 (cpp_reader_init): Call cpp_init_stacks, cpp_init_macros,
2135 (cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros,
2136 cpp_cleanup_includes. Don't destroy hashtab or
2137 all_include_files here.
2138 (cpp_finish): Use _cpp_report_missing_guards.
2140 * cppfiles.c (report_missing_guard): Moved from cppinit.c.
2141 (_cpp_init_include_table): Rename _cpp_init_includes.
2142 (_cpp_cleanup_includes, _cpp_report_missing_guards): New.
2144 * cppexp.c (parse_assertion): Update for new name of
2147 * Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps.
2149 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
2151 * cpplib.c (do_ident): s/VSPACE/EOF/
2153 2000-07-05 Neil Booth <NeilB@earthling.net>
2155 * cpplex.c: Fix trigraph replacement within strings.
2157 2000-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2159 * rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier.
2161 * xcoffout.c (assign_type_number): Constify.
2162 (xcoffout_source_file): Add static prototype. Don't needlessly
2163 cast away const-ness.
2165 2000-07-04 Jason Merrill <jason@redhat.com>
2167 * frame.h (frame_state): Move base_offset to end.
2169 Mon Jul 3 21:31:43 2000 Clinton Popetz <cpopetz@cygnus.com>
2171 * calls.c (emit_library_call_value_1): Revert previous change.
2173 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
2175 * fix-header.c (struct partial_proto): Remove unnecessary fields.
2176 (recognized_extern, recognized_function, read_scan_file):
2177 Update for new scheme.
2178 (check_protection): It's still a multiple include guard even
2179 if it doesn't always trigger.
2180 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
2182 * scan.h: Declare struct cpp_token. Update prototypes.
2184 2000-07-03 Neil Booth <neilb@earthling.net>
2185 Zack Weinberg <zack@wolery.cumb.org>
2187 Complete overhaul of the lexer and macro expander.
2189 * cpphash.c (object_defn, funct_defn, push_macro_expansion,
2190 arg, arglist, argdata, reflist, collect_objlike_expansion,
2191 collect_funlike_expansion, collect_params,
2192 warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat,
2193 unsafe_chars, macarg, compare_defs, special_symbol,
2194 scan_arguments, stringify, funlike_macroexpand,
2195 _cpp_quote_string, monthnames): Delete.
2196 (cpp_lookup, _cpp_free_definition, dump_funlike_macro,
2197 _cpp_create_definition, _cpp_dump_definition,
2198 dump_hash_helper): Adjust.
2199 (find_param, count_params, parse_define, var_args_str,
2200 check_macro_redefinition, save_expansion): New.
2202 * cpplex.c (skip_block_comment, skip_line_comment, parse_name,
2203 parse_string, output_line_command, trigraph_replace,
2204 lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens,
2205 cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist,
2206 cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer,
2207 _cpp_skip_rest_of_line): Modify.
2209 (maybe_macroexpand, skip_comment, copy_comment, skip_string,
2210 find_position, null_warning, bump_column, expand_name_space,
2211 pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist,
2212 _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace,
2213 _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token,
2214 _cpp_prescan): Delete.
2216 (dump_param_spelling, process_directive, lex_next,
2217 is_macro_disabled, stringify_arg, expand_context_stack,
2218 output_token, make_string_token, alloc_number_token,
2219 special_symbol, duplicate_token, maybe_paste_with_next,
2220 can_paste, prevent_macro_expansion, restore_macro_expansion,
2221 get_temp_token, release_temp_tokens, quote_string,
2222 token_names, token_spellings, _cpp_expand_name_space,
2223 _cpp_glue_header_name, _cpp_reserve_name_space,
2224 digraph_spellings, trigraph_ok, skip_whitespace, save_comment,
2225 placemarker_token, eof_token, cpp_context, macro_args,
2226 get_raw_token, parse_arg, parse_args, save_token,
2227 push_arg_context, push_macro_context, pop_context,
2228 do_pop_context, free_macro_args, _cpp_get_line,
2229 _cpp_run_directive): New.
2231 * cpplib.c (validate_else, parse_include, push_conditional,
2232 pass_thru_directive, read_line_number, parse_ifdef,
2233 detect_if_not_defined, _cpp_check_directive, do_define,
2234 do_undef, do_include, do_import, do_include_next, do_error,
2235 do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas,
2236 top_pragmas, do_pragma_gcc, do_pragma_implementation,
2237 do_pragma_poison, do_pragma_system_header,
2238 do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else,
2239 dl_elif, do_endif, _cpp_unwind_if_stack, do_assert,
2240 do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert,
2241 cpp_defined): Update for new scheme.
2242 (strtoul_for_line, get_define_node, dump_macro_name,
2243 _cpp_check_linemarker, _cpp_parse_assertion): New.
2244 (_cpp_handle_directive, do_pragma_default): Delete.
2246 * cpphash.h (struct predicate): Now struct answer.
2247 (enum spell_type, struct token_spelling, struct directive,
2248 directive_handler): New.
2249 Update prototypes. Remove unused macros.
2250 * cpplib.h: Update prototypes. Remove unused macros,
2251 structure definitions, and fields.
2253 * cpperror.c (print_containing_files, v_message): Adjust.
2254 * cppexp.c (parse_assertion, lex, parse_escape,
2255 _cpp_parse_expr): Adjust.
2256 * cppfiles.c (open_include_file, _cpp_execute_include,
2257 _cpp_compare_file_date, cpp_read_file, read_include_file):
2259 * cppinit.c (dump_special_to_buffer): Delete.
2260 (append_include_chain, merge_include_chains, cpp_reader_init,
2261 cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read,
2262 cpp_finish, handle_option, print_help): Adjust.
2263 * cppmain.c (main): Adjust.
2265 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
2267 * cppspec.c (lang_specific_driver): Use double quotes in error
2270 Mon Jul 3 16:53:43 2000 Clinton Popetz <cpopetz@cygnus.com>
2272 * calls.c (emit_library_call_value_1): Use valreg instead
2273 of hard_libcall_value.
2275 2000-07-03 Geoff Keating <geoffk@cygnus.com>
2277 * config/rs6000/rs6000.c (rs6000_emit_move): New function.
2278 * config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move.
2279 * config/rs6000/rs6000.md (movsi): Use rs6000_emit_move.
2287 * expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when
2288 mode instead of wider_mode is being used.
2290 2000-07-03 Jakub Jelinek <jakub@redhat.com>
2292 * config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead
2293 of 'r'. Use q_regs_operand.
2294 (andsi_1+2): Use q_regs_operand.
2296 2000-07-03 Jakub Jelinek <jakub@redhat.com>
2298 * builtins.c (get_memory_rtx): Always put into alias set 0.
2300 2000-07-03 Nick Clifton <nickc@cygnus.com>
2302 * config/arm/arm.md: Fix post increment and pre increment
2303 peepholes so that they do not generate UNPREDICATBLE opcodes.
2304 (ie ones where the increment clobbers the source/destination).
2306 2000-07-01 Marek Michalkiewicz <marekm@linux.org.pl>
2308 * config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer
2309 change too big for -mtiny-stack" a warning, if larger than 63.
2310 (out_set_stack_ptr): Change the logic so -mno-interrupts is
2311 always safe to use on possible future devices.
2312 (function_prologue): Write SPH before SPL, for consistency.
2313 If interrupt_func_p true, we know we have enabled interrupts.
2314 (avr_num_arg_regs): New function. Round up to even number of
2315 bytes if no -mpack-args or if calling a libgcc function.
2316 (function_arg, function_arg_advance): Use it.
2317 (output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out):
2318 Output "movw" if available.
2319 (out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses
2320 of TEST_HARD_REG_CLASS macro to test_hard_reg_class function.
2321 (asm_output_section_name): Add blanks for consistent output.
2322 (encode_section_info): Set TREE_READONLY for progmem data to
2323 avoid gas warnings about changed section attributes.
2324 (avr_hard_regno_mode_ok): Force non-QImode data to start in
2325 even numbered registers on devices with "movw".
2326 * config/avr/avr.h (MASK_*): Define bits for target_flags.
2327 (TARGET_SWITCHES): Mark help strings for translation.
2328 Add new -mpack-args and -menhanced switches.
2329 (TARGET_OPTIONS): Mark help strings for translation.
2330 (progmem_section): Add section attributes.
2331 * config/avr/avr.md (*movhi, call_insn, call_value_insn):
2332 Output "movw" if available.
2333 (mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh):
2335 * config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new
2336 call convention (arguments aligned on even registers).
2337 (_cleanup, _exit): Make weak symbols libc can override.
2339 2000-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2341 * fp-bit.h: New file.
2343 * fp-bit.c: Move common code, prototypes, etc into fp-bit.h.
2344 Comment #endif statements.
2345 (__thenan_sf, __thenan_df): Add missing braces around initializer.
2347 Mon Jul 3 00:32:47 2000 Jeffrey A Law (law@cygnus.com)
2349 * gcse.c (compute_pre_data): Compute ae_kill using other local
2350 properties instead of calling compute_ae_kill.
2352 * alias.c (init_alias_analysis): Do not call
2353 prologue_epilogue_contains until after reload has completed.
2355 2000-07-02 Benjamin Chelf <chelf@codesourcery.com>
2357 * c-common.h (genrtl_begin_compound_stmt): Remove declaration.
2358 (genrtl_finish_compound_stmt): Likewise.
2359 (genrtl_compound_stmt): Change to return void.
2361 * c-semantics.c (genrtl_begin_compound_stmt): Remove function and
2362 move code from here to ...
2363 (genrtl_compound_stmt): ... here.
2364 (genrtl_finish_compound_stmt): Remove.
2365 (expand_stmt): Add comment.
2367 2000-07-02 Zack Weinberg <zack@wolery.cumb.org>
2369 * c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P
2372 2000-07-02 Jakub Jelinek <jakub@redhat.com>
2374 * cpplib.h (struct cpp_reader): New field include_depth.
2375 (struct cpp_printer): Rename last_bsd to last_id.
2376 * cppfiles.c (read_include_file): Bump include_depth.
2377 * cpplex.c (cpp_pop_buffer): Decrement include_depth.
2378 (output_line_command): Output correct #line if a header
2379 is including itself and is not protected against multiple inclusion.
2380 Use include_depth instead of buffer_stack_depth, last_id instead of
2382 * cppinit.c (cpp_start_read): Initialize last_id instead of
2385 2000-07-01 Benjamin Chelf <chelf@codesourcery.com>
2387 * Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o.
2388 (c-semantics.o): New target.
2390 * c-common.h (TREE_LANG_FLAG_?): Added documentation.
2391 (genrtl_do_pushlevel): Moved from cp/cp-tree.h.
2392 (genrtl_clear_out_block): Likewise.
2393 (genrtl_goto_stmt): Likewise.
2394 (genrtl_expr_stmt): Likewise.
2395 (genrtl_decl_stmt): Likewise.
2396 (genrtl_if_stmt): Likewise.
2397 (genrtl_while_stmt): Likewise.
2398 (genrtl_do_stmt): Likewise.
2399 (genrtl_return_stmt): Likewise.
2400 (genrtl_for_stmt): Likewise.
2401 (genrtl_break_stmt): Likewise.
2402 (genrtl_continue_stmt): Likewise.
2403 (genrtl_scope_stmt): Likewise.
2404 (genrtl_switch_stmt): Likewise.
2405 (genrtl_case_label): Likewise.
2406 (genrtl_begin_compound_stmt): Likewise.
2407 (gerntl_finish_compound_stmt): Likewise.
2408 (genrtl_compound_stmt): Likewise.
2409 (genrtl_asm_stmt): Likewise.
2410 (genrtl_decl_cleanup): Likewise.
2411 (DECL_ANON_UNION_ELEMS): Likewise.
2412 (emit_local_var): Likewise.
2413 (make_rtl_for_local_static): Likewise.
2414 (expand_cond): Likewise.
2415 (expand_stmt): Likewise.
2416 (c_expand_return): Likewise.
2417 (c_expand_start_case): Likewise.
2418 (do_case): Likewise.
2419 (COMPOUND_STMT_NO_SCOPE): Likewise.
2420 (c_expand_asm_operands): Likewise.
2421 (NEW_FOR_SCOPE_P): New macro.
2422 (expand_expr_stmt_fn): New type.
2424 (set_current_function_name_declared): Likewise.
2425 (current_function_name_declared): Likewise.
2426 (lang_expand_stmt): Likewise.
2427 (stmts_are_full_exprs_p): Likewise.
2428 (anon_aggr_type_p): Likewise.
2429 (lang_expand_expr_stmt): Likewise.
2430 (build_case_label): Likewise.
2432 * c-decl.c (lang_expand_expr_stmt): Initialize.
2433 (stmts_are_full_exprs_p): Define.
2434 (current_function_name_declared): Likewise.
2435 (do_case): Likewise.
2436 (lang_expand_stmt): Likewise.
2437 (set_current_function_name_declared): Likewise.
2438 (anon_aggr_type_p): Likewise.
2440 * c-semantics.c: New file.
2441 (expand_cond): Moved from cp/semantics.c.
2442 (genrtl_do_pushlevel): Likewise.
2443 (genrtl_clear_out_block): Likewise.
2444 (genrtl_goto_stmt): Likewise.
2445 (genrtl_expr_stmt): Likewise.
2446 (genrtl_decl_stmt): Likewise.
2447 (genrtl_if_stmt): Likewise.
2448 (genrtl_while_stmt): Likewise.
2449 (genrtl_do_stmt): Likewise.
2450 (genrtl_return_stmt): Likewise.
2451 (genrtl_for_stmt): Likewise.
2452 (genrtl_break_stmt): Likewise.
2453 (genrtl_continue_stmt): Likewise.
2454 (genrtl_scope_stmt): Likewise.
2455 (genrtl_switch_stmt): Likewise.
2456 (genrtl_case_label): Likewise.
2457 (genrtl_begin_compound_stmt): Likewise.
2458 (genrtl_finish_compound_stmt): Likewise.
2459 (genrtl_compound_stmt): Likewise.
2460 (genrtl_asm_stmt): Likewise.
2461 (genrtl_decl_cleanup): Likewise.
2462 (make_rtl_for_local_static): Moved from cp/decl.c.
2463 (emit_local_var): Likewise.
2464 (expand_stmt): Define.
2466 * c-tree.h: (c_expand_asm_operands): Moved to c-common.h.
2467 (c_expand_return): Likewise.
2468 (c_expand_start_case): Likewise.
2470 2000-07-01 Richard Henderson <rth@cygnus.com>
2472 * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions
2473 with the low 13 bits set.
2474 (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly.
2475 * config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one
2476 of the low 13 bits into a CONST plus an adddi3.
2477 (load_symptr): Set RTX_UNCHANGING_P.
2479 See ChangeLog.3 for earlier changes.