1 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
3 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
6 2001-08-28 Richard Henderson <rth@redhat.com>
8 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
9 (one_cmplbi2 splitter): Remove redundant test.
11 2001-08-28 Dale Johannesen <dalej@apple.com>
13 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
15 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
17 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
19 2001-08-28 Stan Shebs <shebs@apple.com>
21 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
22 (UNALIGNED_SHORT_ASM_OP): Define.
23 (UNALIGNED_INT_ASM_OP): Define.
25 2001-08-28 Will Cohen <wcohen@redhat.com>
27 * config/rs6000/rs6000.md (store_multiple): Correct RTL
28 generation for first set.
30 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
32 * flow.c (redirect_edge_succ_nodup): Return new edge.
33 (try_simplify_condjump): Use new edge.
34 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
36 * cse.c (cse_basic_block): Skip note instructions.
38 2001-08-27 Richard Henderson <rth@redhat.com>
40 * combine.c (combine_simplify_rtx): Don't reverse condition
41 if there is no reverse for the condition.
42 (simplify_comparison): Don't simplify subregs from INT to FP.
44 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
45 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
46 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
47 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
48 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
49 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
51 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
53 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
54 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
56 (adddi_dilshr32, adddi_dishl32): Only data register can be
57 source for mem destination.
59 * expmed.c (store_bit_field): Ignore adjustment to bitpos
60 and use bitnum to decide about register move.
62 2001-08-27 Richard Henderson <rth@redhat.com>
64 * genattr.c (main): Emit state_t even when not doing scheduling.
66 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
67 Richard Henderson <rth@redhat.com>
69 * gcse.c (reg_first_set, reg_last_set): Replace with ...
70 (reg_avail_info, current_bb): ... these.
71 (oprs_unchanged_p, record_last_reg_set_info): Use them.
72 (compute_hash_table): Likewise.
74 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
76 * flow.c (verify_flow_info): Use checksums to verify edges.
78 2001-08-27 Richard Henderson <rth@redhat.com>
80 * genautomata.c (expand_automata): Always create a description.
82 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
84 * optabs.c (expand_binop): Correctly handle the carry in multiword
85 add/subtract operations.
87 2001-08-27 Fred Fish <fnf@be.com>
89 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
92 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
94 * reload.c (find_reloads_toplev): Back out this change:
96 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
98 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
99 mem if the address is a mode_dependent_address_p.
101 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
103 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
104 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
105 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
108 * genattr.c (main): New variable num_insn_reservations. Increase
109 it if there is DEFINE_INSN_RESERVATION. Output automaton based
110 pipeline hazard recognizer interface.
112 * genattrtab.h: New file.
114 * genattrtab.c: Include genattrtab.h.
115 (attr_printf, check_attr_test, make_internal_attr,
116 make_numeric_value): Move protypes into genattrtab.h. Define them
118 (num_dfa_decls): New global variable.
119 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
120 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
121 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
122 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
124 * genautomata.c: New file.
126 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
128 * sched-int.h: (curr_state): Add the external definition for
129 automaton pipeline interface.
130 (haifa_insn_data): Add comments for members blockage and units.
132 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
133 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
134 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
135 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
136 TARGET_SCHED_DFA_POST_CYCLE_INSN,
137 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
138 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
140 (TARGET_SCHED): Use the new macros.
142 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
143 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
144 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
145 dfa_bubble): New members in gcc_target.sched.
147 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
148 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
149 (insn_queue): Redefine it as pointer to array.
150 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
152 (max_insn_queue_index_macro_value): New variable.
153 (curr_state, dfa_state_size, ready_try): New varaibles for
155 (ready_element, ready_remove, max_issue): New function prototypes
156 for automaton interface.
157 (choose_ready): New function prototype.
158 (insn_unit, blockage_range): Add comments.
159 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
160 FUNCTION_UNITS_SIZE == 0.
161 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
162 actual_hazard, potential_hazard): Add comments.
163 (insn_cost): Use cost -1 as undefined value. Remove
164 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
166 (ready_element, ready_remove): New functions for automaton
168 (schedule_insn): Add new code for automaton pipeline interface.
169 (queue_to_ready): Add new code for automaton pipeline interface.
170 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
171 (debug_ready_list): Print newline when the queue is empty.
172 (max_issue): New function for automaton pipeline interface.
173 (choose_ready): New function.
174 (schedule_block): Add new code for automaton pipeline interface.
175 Print ready list before scheduling each insn.
176 (sched_init): Add new code for automaton pipeline interface.
177 Initiate insn cost by -1.
178 (sched_finish): Free the current automaton state and finalize
179 automaton pipeline interface.
181 * sched-rgn.c: Include target.h.
182 (init_ready_list, new_ready, debug_dependencies): Add new code for
183 automaton pipeline interface.
185 * sched-vis.c: Include target.h.
186 (get_visual_tbl_length): Add code for automaton interface.
187 (target_units, print_block_visualization): Add comments.
189 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
190 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
191 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
192 (getruntime.o, genautomata.o): New entries.
193 (genattrtab.o): Add new dependency file genattrtab.h.
194 (genattrtab): Add new dependencies. Link it with `libm.a'.
195 (getruntime.o, hashtab.o): New entries for canadian cross.
197 * doc/md.texi: Description of automaton based model.
199 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
201 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
202 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
203 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
204 TARGET_SCHED_DFA_POST_CYCLE_INSN,
205 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
206 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
207 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
209 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
210 MAX_DFA_ISSUE_RATE): New macro descriptions.
212 * doc/contrib.texi: Add dfa based scheduler contribution.
214 * doc/gcc.texi: Add more information about genattrtab.
216 2001-08-27 Diego Novillo <dnovillo@redhat.com>
218 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
221 2001-08-27 Richard Henderson <rth@redhat.com>
223 * function.c (expand_function_end): Don't init arg_pointer_save_area.
224 (get_arg_pointer_save_area): New. Create an init it here.
225 (fix_lexical_addr): Use it.
226 * function.h: Declare it.
227 * builtins.c (expand_builtin_setjmp_receiver): Use it.
228 * stmt.c (expand_nl_goto_receiver): Use it.
230 2001-08-27 Richard Henderson <rth@redhat.com>
232 * final.c (final_scan_insn): Don't enter APP_ON mode for
235 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
236 alignment for assemble_integer for DW_EH_PE_aligned.
237 * except.c (output_function_exception_table): Likewise.
239 2001-08-26 Andreas Jaeger <aj@suse.de>
241 * c-tree.h: Add prototyp for c_sizeof_nowarn.
243 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
245 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
247 2001-08-27 Alan Modra <amodra@bigpond.net.au>
249 * config/rs6000/rs6000.c (mask_operand): Rewrite without
251 (mask64_operand): Likewise.
252 (rldic_operand): Delete.
253 (includes_lshift64_p): Delete.
254 (includes_rldic_lshift_p): New function.
255 (includes_rldicr_lshift_p): New function.
256 (print_operand): Don't call rldic_operand in case 'W'.
257 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
258 (includes_lshift64_p): Remove.
259 (includes_rldic_lshift_p): Declare.
260 (includes_rldicr_lshift_p): Declare.
261 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
262 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
263 Replace match_operand rldic_operand predicate with
264 const_int_operand. Replace includes_lshift64_p condition with
265 includes_rldic_lshift_p.
266 <ashldi3_internal 64 bit rldicr patterns>: New.
268 2001-08-27 Andreas Jaeger <aj@suse.de>
270 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
271 * errors.c: Likewise.
273 * dwarf2asm.c: Likewise.
274 * doprint.c (checkit): Likewise.
275 * diagnostic.c: Likewise.
276 * collect2.c: Likewise.
278 * c-semantics.c (build_stmt): Likewise.
279 * c-format.c (status_warning): Likewise.
280 * c-errors.c (pedwarn_c99): Likewise.
281 * builtins.c (validate_arglist): Likewise.
282 * config/pj/pj.c (pj_printf): Likewise.
283 * fix-header.c: Likewise.
285 * gcov.c (fnotice): Likewise.
286 * gensupport.c (message_with_line): Likewise.
287 * mips-tfile.c: Likewise.
288 * protoize.c (notice): Likewise.
289 * read-rtl.c (fatal_with_file_and_line): Likewise.
290 * rtl-error.c: Likewise.
291 * tradcpp.c: Likewise.
293 * cp/tree.c (build_min_nt): Likewise.
294 (build_min): Likewise.
295 * cp/lex.c: Likewise.
296 * cp/errfn.c: Likewise.
297 * cp/rtti.c (create_pseudo_type_info): Likewise.
299 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
301 * df.c (df_uses_record): Return after recording all uses
304 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
306 * df.c (df_insn_modify): Realloc the INSN table here, if
307 necessary, here, too.
309 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
311 * config/mips/mips.c (mips_function_value): Handle complex return
314 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
316 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
318 * reload.c (make_memloc): Copy result if it is still
319 reg_equiv_memory_loc[regno] on return.
320 (subst_reloads) [ENABLE_CHECKING]: Check that none of
321 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
322 reg_equiv_mem are modified by the substitutions.
324 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
326 * predict.c (expensive_function_p): New.
327 * rtl.h (expensive_function_p): Declare.
328 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
329 (use_fast_prologue_epilogue): New static variable.
330 (expand_prologue): Set it; emit short prologues if unset.
331 (expand_epilogue): Likewise.
333 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
335 * config.gcc: Add stormy16-*-elf case.
336 * config/stormy16/stormy-abi: New file.
337 * config/stormy16/stormy16-lib2.c: New file.
338 * config/stormy16/stormy16-protos.h: New file.
339 * config/stormy16/stormy16.c: New file.
340 * config/stormy16/stormy16.h: New file.
341 * config/stormy16/stormy16.md: New file.
342 * config/stormy16/t-stormy16: New file.
344 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
346 * i386.h (no-accumulate-outgoing-args): Use proper mask.
348 2001-08-24 David Edelsohn <edelsohn@gnu.org>
350 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
351 descriptor members are pointer size, not constant 4.
352 * config/rs6000/rs6000.md (define_splits): Remove more unused
355 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
357 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
359 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
361 * cp/rtti.c (VPARAMS): Fix parameter.
363 2001-08-24 Zack Weinberg <zackw@panix.com>
365 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
367 (mode_for_extraction): No need for #ifdefs. Add default-case abort
369 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
370 in if controlling use of insv.
371 (extract_bit_field): Likewise, for extv and extzv.
373 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
375 * i386.md (movcc peep2): Fix load of 0.
377 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
379 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
380 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
382 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
384 * c-pragma.h: Move weak_syms and weak_decls...
385 * varasm.c: ...here. Now static.
386 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
387 depend on HANDLE_PRAGMA_WEAK.
389 * c-common.c (c_alignof, c_alignof_expr): Move here...
390 * c-typeck.c: ...from here.
391 * c-tree.h, c-common.h: Adjust.
393 2001-08-23 Bernd Schmidt <bernds@redhat.com>
395 * config/ia64/ia64.c (rws_update): If !pred, set write_count
396 instead of incrementing it.
398 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
399 asm ready, don't try to move them all into the same array element.
401 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
403 * function.c (thread_prologue_and_epilogue_insns): Avoid
404 fallthru flag on edge to exit.
406 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
408 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
411 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
413 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
414 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
415 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
418 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
420 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
421 replace "GNU CC" with "GCC".
423 2001-08-23 Richard Henderson <rth@redhat.com>
425 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
426 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
427 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
428 Need GR between FR and not GR_AND_FR.
429 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
430 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
431 AR regs before GR regs.
432 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
433 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
434 (REGISTER_MOVE_COST): Update.
435 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
437 2001-08-23 Richard Henderson <rth@redhat.com>
439 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
442 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
444 * reload1.c (emit_reload_insns): Don't look for notes
445 on a NULL store_insn.
447 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
449 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
450 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
451 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
452 format specifier warnings.
453 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
455 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
457 * config/i386/i386-protos.h: Correct declaration of
458 i386_pe_asm_named_section.
460 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
462 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
464 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
466 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
468 * cpperror.c (print_location): Don't show _Pragma.
469 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
470 and file change callback generation here.
471 (stack_include_file): Update use of cpp_push_buffer.
472 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
473 (struct cpp_buffer): Remove type, pfile members.
474 * cppinit.c (cpp_handle_option): Use free_chain.
475 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
476 (skip_escaped_newlines, get_effective_char, lex_percent): Take
477 a cpp_reader rather than a cpp_buffer.
478 (skip_escaped_newlines, get_effective_char, skip_block_comment,
479 skip_line_comment, parse_string, lex_percent, lex_dot,
480 _cpp_lex_token): Update accordingly.
481 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
483 (cpp_push_buffer): Update prototype.
484 (run_directive): Update use of cpp_push_buffer.
485 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
486 handle_assertion): Update use of run_directive.
487 * cpplib.h (enum cpp_buffer_type): Remove.
488 (cpp_push_buffer): Update prototype.
489 * fix-header.c (read_scan_file): Update.
491 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
493 * gcc.c (struct prefix_list): Change prefix to const char *.
495 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
497 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
499 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
501 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
504 * jump.c (squeeze_notes): Take parms by reference. Handle END being
507 * ifcvt.c (dead_or_predicable): Adjust.
508 * loop.c (find_and_verify_loops): Adjust.
509 * stmt.c (expand_end_case): Adjust.
510 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
511 head and end insn pointers in the basic block, not just local copies.
512 (merge_blocks_move_predecessor_nojumps): Likewise.
514 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
516 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
517 bitmap.h, builtin-types.def, builtins.c, builtins.def,
518 c-aux-info.c, c-common.c, c-common.def, c-common.h,
519 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
520 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
521 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
522 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
523 conditions.h, config.gcc, configure.frag, configure.in,
524 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
525 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
526 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
527 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
528 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
529 emit-rtl.c, errors.c, errors.h, except.c, except.h,
530 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
531 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
532 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
533 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
534 gencheck.c, gencodes.c, genconfig.c, genemit.c,
535 genextract.c, genflags.c, gengenrtl.c, genmultilib,
536 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
537 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
538 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
539 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
540 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
541 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
542 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
543 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
544 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
545 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
546 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
547 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
548 params.h, predict.c, predict.def, predict.h, prefix.c,
549 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
550 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
551 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
552 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
553 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
554 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
555 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
556 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
557 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
558 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
559 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
560 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
561 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
562 xcoffout.h: replace "GNU CC" with "GCC".
564 2001-08-21 Richard Henderson <rth@redhat.com>
566 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
567 (final_scan_insn): Consider jump tables data even if we have no
568 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
570 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
571 (ASM_OUTPUT_CASE_END): Remove.
572 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
573 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
574 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
576 2001-08-21 Richard Henderson <rth@redhat.com>
578 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
579 at barrier insns. Emit stop bits before barriers.
581 * flow.c (flow_find_cross_jump): Don't consider unconditional
582 return insns for commoning.
584 * final.c (compute_alignments): Fix typo.
586 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
587 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
588 (store_bit_field): Use mode_for_extraction more places.
589 (extract_bit_field): Likewise.
591 2001-08-21 Zack Weinberg <zackw@panix.com>
593 * caller-save.c: Don't include insn-codes.h.
594 (reg_save_code, reg_restore_code): Make arrays of int.
595 All uses updated to match.
596 (insert_save, insert_restore): No need to initialize "code"
597 variable upon declaration.
598 * Makefile.in: update dependencies; fix typo in clean rule.
600 2001-08-21 Richard Henderson <rth@redhat.com>
602 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
603 (merge_if_block): Handle fallout from same.
605 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
607 * builtins.c (type_to_class): Fix typo in last change.
609 2001-08-21 Richard Henderson <rth@redhat.com>
611 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
612 ia64_asm_output_label.
614 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
615 copy of gp while the real gp register contains garbage.
617 2001-08-21 Zack Weinberg <zackw@panix.com>
619 * expmed.c (mode_for_extraction): New function.
620 (store_bit_field, extract_bit_field): Use it.
621 * expr.h: Prototype it and provide an enum for its first argument.
623 * combine.c, function.c, recog.c: Don't include insn-codes.h.
624 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
625 and digging through the insn_data tables.
626 * Makefile.in: Update dependencies.
628 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
630 * cppfiles.c (stack_include_file): line-map.c now handles include
632 (handle_missing_handler): Similarly.
633 (_cpp_execute_include): Similarly.
634 (_cpp_pop_file_buffer): Similarly.
635 * cpphash.h (struct cpp_reader): Remove system_include_depth,
636 buffer_stack_depth and include_depth.
637 * cpplib.c (do_include_common): line-map.c now handles include depth.
638 (cpp_push_buffer): Similarly.
639 (_cpp_pop_buffer): Similarly.
640 * cppmacro.c (builtin_macro): Update.
641 * line-map.c (init_line_maps): Set depth.
642 (add_line_map): Increment "used" earlier. Update and use the
644 (trace_include): Use the include depth.
645 * line-map.h (struct line_maps): New member depth.
647 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
649 * cppfiles.c (stack_include_file): Don't handle -H here.
650 * cppinit.c (cpp_start_read): Set include tracing after
651 cpp_post_options and after stacking the main file.
652 * line-map.c (trace_include): New.
653 (init_line_maps, add_line_map): Update.
654 * line-map.h (struct line_maps): New member trace_includes.
656 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
658 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
659 * cppfiles.c (stack_include_file): Only stack a file if there
660 is something to do. Return a boolean indicating whether a
661 buffer was stacked or not.
662 (_cpp_execute_include): Similarly.
663 (_cpp_read_file): Similarly.
664 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
666 2001-08-21 Sam Steingold <sds@gnu.org>
668 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
669 (RECACHE): keep obufp_before_macroname up to date
671 2001-08-21 Zack Weinberg <zackw@panix.com>
673 * stmt.c: Don't include insn-codes.h.
674 (expand_end_case): Machine specific logic moved to expr.c.
675 No need to worry about __builtin_classify_type.
676 (check_for_full_enumeration_handling, emit_case_nodes):
679 * builtins.o (expand_builtin_classify_type): Split up so code
680 can be shared with fold_builtin_classify_type.
681 (type_to_class, fold_builtin_classify_type): New functions.
682 (fold_builtins): Handle __builtin_classify_type.
684 * expr.c (do_tablejump): Now static.
685 (case_values_threshold, try_casesi, try_tablejump): New;
686 code mostly from stmt.c (expand_end_case).
687 (expr.h): Update prototypes.
689 * Makefile.in (stmt.o): Update dependencies.
691 2001-08-21 Will Cohen <wcohen@redhat.com>
693 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
694 declaration of variable i.
695 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
696 declaration of variable i.
698 2001-08-21 Richard Henderson <rth@redhat.com>
700 * crtstuff.c: Fix thinko last change. Move list tails to start
701 of CRT_END section. Tidy ifdefs.
702 (__EH_FRAME_BEGIN__): Always static for ELF.
703 (__do_global_ctors_1): Rename from __frame_dummy.
704 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
705 name change; don't hide __EH_FRAME_BEGIN__.
707 2001-08-21 Richard Henderson <rth@redhat.com>
709 * gdbinit.in: Move break on exit after break on fancy_abort.
711 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
714 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
716 * cpphash.h (_cpp_push_next_buffer): New.
717 * cppinit.c (do_includes): Remove.
718 (push_include, free_chain, _cpp_push_next_buffer): New.
719 (cpp_start_read): Use them to rework command line option handling.
720 (cpp_handle_option): Combine handling of -include and -imacros.
721 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
722 appropriate. Always insert missing \n at EOF.
723 * cpplib.c (start_directive): Get the directive position right.
724 * cppmain.c (cb_file_change): Always print the first line, unless
727 2001-08-20 Andreas Jaeger <aj@suse.de>
729 * profile.c (compute_branch_probabilities): Remove extra new-line
731 * flow.c (verify_flow_info): Likewise.
733 2001-08-20 Diego Novillo <dnovillo@redhat.com>
735 * basic-block.h (basic_block): Add new field 'flags'.
736 (BB_REACHABLE): Define.
737 (expunge_block): Declare.
738 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
739 (EXIT_BLOCK_PTR): Ditto.
740 (expunge_block): Remove static declaration.
741 (cleanup_cfg): Clear bb->aux on every basic block.
742 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
743 computing reachability.
744 (delete_unreachable_blocks): Delete block b if b->flags has
747 2001-08-20 Diego Novillo <dnovillo@redhat.com>
749 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
751 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
753 * sparc.c (sparc_variable_issue): Fix typo in last change.
755 2001-08-20 Richard Henderson <rth@redhat.com>
757 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
759 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
761 * pa.h (RETURN_IN_MEMORY): Improve comment.
763 2001-08-20 Janis Johnson <janis187@us.ibm.com>
765 * doc/invoke.texi (Profiling options): Clarify the interactions
766 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
768 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
770 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
773 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
775 * gcc.c (make_relative_prefix): Allocate a sufficiently large
778 2001-08-20 Richard Henderson <rth@redhat.com>
780 * final.c (end_final): Fix typo last change.
782 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
784 * cppinit.c (init_standard_includes): The returned buffer
785 is already malloc-ed.
786 * gcc.c (add_prefix): Similarly.
787 * prefix.c (translate_name): Update to support clear buffer
789 (update_path): Similarly. Be sure to free any newly allocated
790 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
792 * prefix.h (update_path): Update prototype and document.
793 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
794 up and update to new buffer ownership rules.
795 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
797 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
799 * final.c (compute_alignments): New function.
800 (init_insn_lengths): Do not care label_align.
801 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
802 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
803 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
804 (shorted_branches): Realloc label_align array; do
805 not call init_insn_lengths; Do not care about loop alignments.
806 * output.h (compute_alignments): Declare.
807 * toplev.c (rest_of_compilation): Call compute_alignments.
808 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
810 * predict.c (block_info_def): Add npredecesors, remove nvisited;
811 change visited to tovisit.
812 (propagate_freq): Use faster traversing algorithm.
813 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
814 to tovisit; reverse meaning.
816 * predict.c (struct block_info_def): Remove nvisited.
817 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
818 (estimate_bb_frequencies): Call mark_dfs_back_edges.
820 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
822 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
823 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
824 (TARGET_FUSED_MADD): New.
825 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
826 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
827 the multiply-add instructions.
829 2001-08-19 Richard Henderson <rth@redhat.com>
831 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
832 is aligned to pointer size.
834 2001-08-19 Richard Henderson <rth@redhat.com>
836 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
837 display markers during final schedule.
839 2001-08-19 Richard Henderson <rth@redhat.com>
841 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
843 2001-08-19 Richard Henderson <rth@redhat.com>
845 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
847 (ASM_NAME_TO_STRING): Remove.
848 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
849 in the same string. Remove support for expressions.
851 2001-08-19 Richard Henderson <rth@redhat.com>
853 * config/i386/i386.md (tablejump): Make an expander; handle
854 pic relative addressing here.
855 (tablejump_1): Rename from tablejump_pic.
858 2001-08-19 Richard Henderson <rth@redhat.com>
860 * regclass.c (fix_register): Fix typo.
862 2001-08-18 Richard Henderson <rth@redhat.com>
864 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
865 (struct _Unwind_Context): Expand br_loc to hold it.
866 (uw_frame_state_for): Handle leaf functions better.
867 (uw_update_reg_address): Update for br_loc change.
869 2001-08-18 Richard Henderson <rth@redhat.com>
871 * crtstuff.c: Move list heads before code that uses them.
872 (__JCR_LIST__): Remove initial null.
873 (frame_dummy, __frame_dummy): Do java registration here ...
874 (__do_global_ctors_aux): ... not here.
876 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
877 (__do_global_dtors_aux): Update to match.
878 (__JCR_LIST__, __do_jv_register_classes): New.
880 * config/ia64/crtend.asm (__JCR_END__): New.
881 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
882 instead of an indirect LTOFF22 reloc.
884 2001-08-18 Richard Henderson <rth@redhat.com>
886 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
887 * regclass.c (init_reg_sets_1): Fix typo.
888 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
889 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
890 (ia64_compute_frame_size): Make ar.unat live when in use.
891 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
892 for ar.pfs; remove ar.unat handling.
893 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
895 (PREDICATE_CODES): Add ar_pfs_reg_operand.
896 * config/ia64/ia64-protos.h: Update decls.
897 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
898 (sibcall_pic): Likewise.
900 2001-08-18 Richard Henderson <rth@redhat.com>
902 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
903 pred_rel_mutex when searching for insn_group_barrier.
904 * config/ia64/ia64.md (cycle_display): Combine the expander
907 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
908 bit before asm as needed.
910 2001-08-18 Richard Henderson <rth@redhat.com>
912 * timevar.def (TV_MACH_DEP): New.
913 * toplev.c (rest_of_compilation): Use it.
914 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
916 2001-08-18 Zack Weinberg <zackw@panix.com>
918 * unwind-dw2.c (execute_stack_op): Add default aborts to
919 the inner switches to prevent warnings.
921 2001-08-18 Richard Henderson <rth@redhat.com>
923 * timevar.h (struct timevar_time_def): Change element type to float.
924 (ticks_to_msec, clocks_to_msec): Likewise.
925 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
926 (get_time): Likewise.
927 (timevar_print): Adjust zero check and printing to match.
929 2001-08-18 Zack Weinberg <zackw@panix.com>
931 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
932 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
933 Eliminate overfull or underfull hboxes.
935 2001-08-18 Zack Weinberg <zackw@panix.com>
937 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
939 2001-08-18 Zack Weinberg <zackw@panix.com>
941 * haifa-sched.c: Convert to target hooks. Macros replaced
942 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
943 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
944 MD_SCHED_FINISH, and HAVE_cycle_display.
945 * target-def.h (TARGET_SCHED_ADJUST_COST,
946 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
947 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
948 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
949 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
950 New hook #defines to be overridden.
951 (TARGET_SCHED): Bring them all together.
952 (TARGET_INITIALIZER): Update.
953 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
954 instead of 'struct rtx_def *' throughout.
955 (struct sched): New set of hooks for the scheduler.
956 * Makefile.in (haifa-sched.o): Depend on target.h.
957 * doc/tm.texi: Document the new scheduler hooks, together in
958 their own section, instead of scattered around.
959 Fix a bunch of underfull/overfull hboxes.
961 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
962 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
963 sparc.h: Don't define any of the old scheduler macros.
965 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
966 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
967 sparc.c: Create hook functions from code extracted from
968 corresponding target header, or make existing hooks static, as
969 appropriate. Set the appropriate entries in targetm.
971 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
972 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
973 rs6000-protos.h, s390-protos.h, sparc-protos.h:
974 Remove prototypes for functions which are now static.
976 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
977 related gunk; the Haifa scheduler is now the only choice.
979 2001-08-18 Zack Weinberg <zackw@panix.com>
981 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
982 * genopinit.c: Put floating point divide insns in sdiv_optab.
983 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
984 * config/gofast.h, config/c4x/c4x.h,
985 config/ia64/hpux_longdouble.h, config/mips/mips.h,
986 config/pa/long_double.h, config/rs6000/sysv4.h,
987 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
988 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
989 (init_optabs): Use init_optabv for overflow-trapping optabs.
990 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
991 cmp_optab RTX codes so have_insn_for can find them.
993 * optabs.c (expand_simple_binop, expand_simple_unop,
994 have_insn_for, gen_sub3_insn): New interfaces.
995 * expr.h: Prototype new functions.
996 (enum optab_methods): Move here from optabs.h.
998 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
999 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
1000 Use new functions instead of working directly with optabs.
1001 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
1002 unroll.c: Don't include optabs.h.
1003 * caller-save.c, combine.c, function.c, stmt.c: Just include
1004 insn-codes.h, not optabs.h.
1005 * Makefile.in: Update dependencies.
1007 * combine.c (make_compound_operation, simplify_comparison):
1008 Fix typos testing for this or that instruction.
1010 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1012 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
1013 generating libgcc.a.
1015 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1017 * except.c (TYPE_HASH): Delete.
1019 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
1022 * tree.c (TYPE_HASH): Delete.
1024 * tree.h (TYPE_HASH): Define.
1026 2001-08-18 Graham Stott <grahams@redhat.com>
1028 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
1030 (adddi3_internal_2+2): Likewise.
1031 (eh_set_lr_di+1): Likewise.
1033 2001-08-17 Richard Henderson <rth@redhat.com>
1035 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
1036 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
1037 * dwarf2asm.c: ... here.
1038 * dwarfout.c: Remove them.
1040 * varasm.c (assemble_integer): Add align parameter.
1041 (assemble_real, output_constant, output_constructor): Likewise.
1042 * output.h: Update decls.
1043 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
1044 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
1045 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
1046 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
1047 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
1050 * final.c (end_final): Abort profile block generation if we
1051 havn't layed it out properly.
1052 * output.h (assemble_eh_integer): Remove stale decl.
1053 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
1055 (assemble_integer): Handle unaligned data.
1056 (assemble_real): Abort on unaligned data.
1057 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
1059 (default_dtor_section_asm_out_destructor): Use assemble_align.
1060 (default_named_section_asm_out_constructor): Likewise.
1061 (default_ctor_section_asm_out_constructor): Likewise.
1062 * config/darwin.c (machopic_asm_out_constructor): Likewise.
1063 (machopic_asm_out_destructor): Likewise.
1064 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
1065 (nextstep_asm_out_destructor): Likewise.
1066 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
1067 (vms_asm_out_destructor): Likewise.
1069 2001-08-17 Richard Henderson <rth@redhat.com>
1071 * config/mips/iris6.h (TARGET_IRIX6): New.
1072 (current_section_name, current_section_flags): New.
1073 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
1074 (MAX_OFILE_ALIGNMENT): New.
1075 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
1076 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
1077 (copy_file_data): Split out from
1078 (mips_asm_file_end): ... here.
1079 (mips_asm_file_start): Remove extra .section directive. Use
1080 tmpfile instead of mips_make_temp_file.
1081 (mips_unique_section): Use const char * as needed for warnings.
1082 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
1083 re-add align parameter.
1084 (iris6_asm_named_section): New.
1085 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
1086 (iris6_asm_output_align, iris6_section_align_1): New.
1087 (iris6_asm_file_start, iris6_asm_file_end): New.
1088 * config/mips/mips-protos.h: Update decls.
1090 2001-08-17 Janis Johnson <janis187@us.ibm.com>
1092 * doc/install.texi (Install GCC): Add links to build status pages.
1094 (Final install): Ditto; request updates for specific info
1096 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
1098 * cpperror.c (print_location): Don't take a file name; use the
1100 (_cpp_begin_message): Similarly.
1101 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
1102 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
1103 (cpp_pedwarn_with_file_and_line): Remove.
1104 * cppfiles.c (stack_include_file): Update; set filename to stdin
1105 here when appropriate.
1106 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
1107 (_cpp_begin_message): Don't take a file name.
1108 * cppinit.c: Add comment.
1109 * cpplex.c: Fix end-of-directive indicator.
1110 * cpplib.c: Don't include intl.h.
1111 (run_directive, do_diagnostic): Update.
1112 (do_line): Update to not use nominal_fname.
1113 (cpp_push_buffer): Don't take a filename.
1114 * cpplib.h (struct ht): Remove.
1115 (cpp_push_buffer): Don't take a filename.
1116 (cpp_pedwarn_with_file_and_line): Remove.
1117 * cppmacro.c (struct cpp_macro): Remove file.
1118 (builtin_macro): Update.
1119 (_cpp_create_definition): Update.
1120 * cppmain.c: Correct comment.
1121 * fix-header.c (read_scan_file): Update.
1123 2001-08-17 Kazu Hirata <kazu@hxi.com>
1125 * sbitmap.c: Fix comment formatting.
1126 * sched-deps.c: Likewise.
1127 * sibcall.c: Likewise.
1128 * simplify-rtx.c: Likewise.
1130 * ssa-ccp.c: Likewise.
1131 * stor-layout.c: Likewise.
1132 * timevar.c: Likewise.
1133 * toplev.c: Likewise.
1134 * unwind-dw2.c: Likewise.
1135 * unwind-dw2-fde.c: Likewise.
1136 * varasm.c: Likewise.
1138 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
1140 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
1141 or larger than an integer in memory.
1143 2001-08-17 Zack Weinberg <zackw@panix.com>
1145 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
1146 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
1147 * rtl.h: Don't forward-declare union tree_node here. Don't
1148 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
1149 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
1150 and tree respectively.
1151 * tree.h: Don't forward-declare struct rtx_def here. Don't
1152 typedef tree here. Change all uses of struct rtx_def *,
1153 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
1154 and tree respectively.
1156 2001-08-17 Richard Henderson <rth@redhat.com>
1158 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
1159 config/mips/openbsd.h: Fix typos last change.
1161 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1163 * doc/invoke.texi (Optimize Options): The default for
1164 -finline-limit is 600.
1166 2001-08-17 Richard Henderson <rth@redhat.com>
1168 * varasm.c (text_section): Allow TEXT_SECTION to override the
1169 printing of TEXT_SECTION_ASM_OP.
1170 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
1171 (DATA_SECTION, BSS_SECTION): Remove.
1172 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
1173 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
1174 Rename from s/_NAME//.
1175 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
1176 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
1177 (TEXT_SECTION): ... here. New.
1178 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
1179 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
1180 * config/mips/openbsd.h: Likewise.
1181 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
1182 (mips_asm_file_end): Likewise test.
1183 (mips_output_function_epilogue): Likewise. Switch back to data
1184 section after emitting the function.
1186 * doc/tm.texi (Sections): Document TEXT_SECTION.
1188 2001-08-17 Richard Henderson <rth@redhat.com>
1190 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
1191 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
1193 2001-08-17 Richard Henderson <rth@redhat.com>
1195 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
1196 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
1197 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
1198 Add aligned attribute.
1200 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
1202 * config/sh/sh.md: Add modes to unspecs in first insn to match
1203 those in the second.
1205 * Makefile.in: Fix collect2 copy for Cygwin.
1207 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
1209 Install the proper patch.
1210 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
1211 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
1212 (expand_function_start): Likewise.
1213 * stmt.c (expand_decl): Likewise.
1214 * varasm.c (make_decl_rtx): Likewise.
1216 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
1218 * final.c: Undo my previous accidental checkin.
1219 * output.h: Likewise.
1220 * tm.texi: Likewise.
1222 2001-08-16 Richard Henderson <rth@redhat.com>
1224 * varasm.c (named_section_flags): Remove align parameter.
1225 * varasm.c, dwarf2out.c: Update all callers.
1226 * output.h: Update prototypes.
1228 * target.h (target.asm_out.named_section): Remove align parameter.
1229 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
1230 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
1231 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
1232 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
1233 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
1235 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
1236 (get_named_section_flags, set_named_section_flags): New.
1237 (named_section_flags): Use them.
1238 (named_section): Do decl vs section flags check here...
1239 (default_section_type_flags): ... not here.
1240 (init_varasm_once): Create in_named_htab.
1241 (resolve_unique_section): Mark reloc unused.
1243 2001-08-16 Richard Henderson <rth@redhat.com>
1245 * varasm.c (force_const_mem): Keep pool alignment in bits.
1246 (output_constant_pool): Use assemble_align.
1248 2001-08-16 Zack Weinberg <zackw@panix.com>
1250 * doc/tm.texi: Remove extra @table command.
1252 2001-08-16 Zack Weinberg <zackw@panix.com>
1254 * final.c (shorten_branches): Clear the end of the label_align
1255 array only if we made it larger. Break up messy expressions
1258 * diagnostic.c (internal_error): Check for error recursion
1259 before doing ICE suppression.
1261 * timevar.c: Timing variables now count in milliseconds.
1262 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
1263 (get_time): Not here.
1264 (timevar_print): Don't print any timer whose user, cpu, and
1265 wall times are all zero as displayed.
1266 * timevar.h: Update comment aboout units. Make timevar
1269 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
1271 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
1272 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
1273 (expand_function_start): Likewise.
1274 * stmt.c (expand_decl): Likewise.
1275 * varasm.c (make_decl_rtx): Likewise.
1277 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
1279 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
1280 (finalize_record_size): Don't set TYPE_USER_ALIGN.
1282 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1284 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
1287 2001-08-16 Andreas Jaeger <aj@suse.de>
1289 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
1292 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
1294 * rtl.h (only_sets_cc0_p): New prototype.
1295 * jump.c (sets_cc0_p): Handle INSN.
1296 (only_sets_cc0_p): New function.
1297 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
1298 (tidy_fallthru_edge): Likewise.
1299 * integrate.c (copy_insn_list): Likewise.
1300 * unroll.c (unroll_loop): Likewise.
1301 (copy_loop_body): Likewise.
1303 2001-08-15 Jason Eckhardt <jle@redhat.com>
1305 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
1307 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
1309 * predict.c (struct block_info_def): Remove nvisited.
1310 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
1311 (estimate_bb_frequencies): Call mark_dfs_back_edges.
1313 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
1314 (ix86_adjust_cost): Teach scheduler that latency to load operand can
1317 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
1319 * predict.def: Update hitrates.
1321 2001-08-15 Richard Henderson <rth@redhat.com>
1323 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
1325 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
1327 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
1328 note from its associated jump.
1330 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1332 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
1333 also on 64-bit s390x targets.
1335 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
1337 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
1339 (arm_expand_prologue): Handled nested functions which take a
1340 variable argument list.
1341 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
1342 macro with an invocation of
1343 arm_compute_initial_elimination_offset.
1344 * config/arm/arm-protos.h: Prototype
1345 arm_compute_initial_elimination_offset.
1347 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1349 * doc/install.texi (Specific, avr): Fix markup.
1350 (Specific, c4x): Ditto.
1352 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1354 * predict.c (dump_prediction): Change `bool' parameter to `int'.
1356 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
1358 * Makefile.in (OBJS): Add rtl-error.o
1359 (rtl-error.o): New rule.
1360 (diagnostic.o): Adjust dependency.
1361 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
1362 error_for_asm, _fatal_insn, _fatal_insn_not_found,
1363 warning_for_asm): Move to...
1364 rtl-error.c: ...here. New file.
1366 2001-08-14 Richard Henderson <rth@redhat.com>
1368 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
1369 if USING_SJLJ_EXCEPTIONS.
1371 2001-08-14 Steve Ellcey <sje@cup.hp.com>
1373 * tlink.c (scan_linker_output): Check string for unsatisfied in
1374 addition to undefined and unresolved.
1376 2001-08-14 Graham Stott <grahams@redhat.com>
1378 * libgcc2.c (*): Replace EH_FRAME_SECTION with
1379 EH_FRAME_SECTION_NAME.
1381 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1383 * genattrtab.c (simplify_test_exp_in_temp): New function.
1384 (simplify_test_exp): Avoid explicit use of temporary obstack.
1385 (simplify_cond, insert_right_side, evaluate_eq_attr,
1386 simplify_and_tree, simplify_or_tree, eliminate_known_true):
1387 Use simplify_test_exp_in_temp.
1388 (optimize_attrs): Iterate until expression stabilizes.
1390 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
1392 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
1393 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
1395 2001-08-13 Richard Henderson <rth@redhat.com>
1397 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
1398 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
1399 * config/arm/conix-elf.h: Likewise.
1401 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
1403 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
1405 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1407 * gcse.c (hash_scan_set): Expressions that are set as part of
1408 jump instructions are not available.
1410 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
1412 * config/s390/s390.c (print_operand, s390_function_prologue,
1413 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
1415 2001-08-13 Richard Henderson <rth@redhat.com>
1417 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
1418 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
1419 * doc/tm.texi (Exception Region Output): Document it.
1421 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
1423 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
1424 DWARF2 instead of stabs by default.
1426 2001-08-13 David Edelsohn <edelsohn@gnu.org>
1428 * config/rs6000/rs6000.c: Include optabs.h.
1430 2001-08-13 David Edelsohn <edelsohn@gnu.org>
1432 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
1433 save/restore routines.
1434 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
1436 2001-08-13 Andreas Jaeger <aj@suse.de>
1438 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
1439 the english is correct.
1441 2001-08-13 Zack Weinberg <zackw@panix.com>
1443 * expr.h: Split out optab- and libfunc-related code to...
1444 * optabs.h, libfuncs.h: ... these new headers.
1446 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
1448 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
1450 * mkconfig.sh: Don't include insn-codes.h from config.h.
1452 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
1453 enum insn_code is available. Move reload_in_optab and
1454 reload_out_optab array declarations to optabs.h.
1455 * regmove.c (gen_add3_insn): Move to optabs.c, export from
1456 there, prototype in expr.h.
1457 * gencodes.c: Cleanup: zap global variables, don't use
1458 printf where puts will do, don't bother defining MAX_INSN_CODE
1459 which nothing uses, let CODE_FOR_nothing get its value implicitly.
1461 * genemit.c, genopinit.c: Include optabs.h in generated file.
1462 * genoutput.c: Include insn-codes.h in generated file.
1463 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
1464 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
1465 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
1466 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
1467 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
1468 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
1470 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
1471 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
1472 config/m88k/m88k.c, config/sparc/sparc.c:
1474 * reload.c: Include expr.h and optabs.h before reload.h.
1475 * config/alpha/alpha.c: Include tree.h before reload.h.
1476 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
1477 and reload.h in that order.
1478 * config/sparc/sparc.c: Include debug.h.
1479 * recog.c: Include insn-codes.h.
1481 2001-08-13 Andreas Jaeger <aj@suse.de>
1483 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
1486 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
1488 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
1489 * gcc.c (init_spec): Fix typo in comment.
1490 * varasm.c (data_section): Fix typo in comment.
1492 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
1494 * predict.c (dump_prediction): New argument "USED".
1495 (combine_predictions_for_insn): Determine the used heuristics,
1496 output the case no heuristic applied.
1497 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
1499 2001-08-13 Andreas Jaeger <aj@suse.de>
1501 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
1504 2001-08-13 Kazu Hirata <kazu@hxi.com>
1506 * jump.c: Fix formatting.
1508 2001-08-13 Kazu Hirata <kazu@hxi.com>
1510 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
1513 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
1515 * loop.c (check_dbra_loop): Use condjump_label to compute
1518 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
1519 to better document the files they're in.
1521 2001-08-12 Zack Weinberg <zackw@panix.com>
1523 * recog.h (struct insn_operand_data): Shrink 'mode' field
1526 2001-08-12 Kazu Hirata <kazu@hxi.com>
1528 * gcc.c: Fix comment formatting.
1529 * gccspec.c: Likewise.
1532 * genemit.c: Likewise.
1533 * gengenrtl.c: Likewise.
1534 * genrecog.c: Likewise.
1535 * gensupport.c: Likewise.
1536 * ggc-page.c: Likewise.
1537 * global.c: Likewise.
1538 * graph.c: Likewise.
1539 * ifcvt.c: Likewise.
1540 * integrate.c: Likewise.
1542 * libgcc2.c: Likewise.
1544 * mbchar.c: Likewise.
1545 * optabs.c: Likewise.
1546 * predict.c: Likewise.
1547 * prefix.c: Likewise.
1548 * profile.c: Likewise.
1549 * protoize.c: Likewise.
1551 * recog.c: Likewise.
1552 * regclass.c: Likewise.
1553 * regmove.c: Likewise.
1554 * reg-stack.c: Likewise.
1555 * reload1.c: Likewise.
1556 * resource.c: Likewise.
1557 * rtlanal.c: Likewise.
1560 2001-08-12 Kazu Hirata <kazu@hxi.com>
1562 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
1563 a tree representing a constant is passed to the macro.
1565 2001-08-12 Richard Henderson <rth@redhat.com>
1567 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
1568 (rs6000_elf_asm_out_destructor): New.
1569 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
1570 (DTORS_SECTION_ASM_OP): Remove.
1571 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
1572 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
1574 2001-08-12 David Edelsohn <edelsohn@gnu.org>
1577 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1578 * gcc.c (set_collect_gcc_options): New function, split out from
1580 Ignore elided switches.
1581 (do_spec_1): Invoke before executing command.
1582 (set_input): Export.
1583 Move declaration ...
1584 * gcc.h (set_input): ... here.
1585 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
1588 2001-08-12 Richard Henderson <rth@redhat.com>
1590 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
1591 thinko wrt TARGET_RELOCATABLE.
1593 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
1595 * fix-header.c (cb_file_change): Update prototype.
1597 2001-08-11 Zack Weinberg <zackw@panix.com>
1599 * toplev.c (set_float_handler): Make static.
1600 * toplev.h: Don't prototype set_float_handler.
1602 * simplify-rtx.c: Don't include setjmp.h.
1603 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
1605 (simplify_unary_operation, simplify_binary_operation): Use them,
1606 via do_float_handler.
1608 * fold-const.c: Don't include setjmp.h.
1609 (exact_real_inverse_1): New function.
1610 (exact_real_inverse): Use it, via do_float_handler.
1612 * varasm.c: Don't include setjmp.h.
1613 (assemble_real_1): New function.
1614 (assemble_real): Use it, via do_float_handler.
1615 Call internal_error if we get a trap here.
1617 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
1618 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
1620 2001-08-11 Zack Weinberg <zackw@panix.com>
1622 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
1623 STACK_BOUNDARY if not already defined.
1625 * calls.c, function.c, reload1.c, explow.c: Don't default
1626 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
1627 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
1629 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
1632 * doc/tm.texi: Document that STACK_BOUNDARY is required;
1633 clarify difference between it and PREFERRED_STACK_BOUNDARY.
1635 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
1637 * cppmacro.c (enter_macro_context): Push macro expansions even
1640 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1642 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
1643 (rs6000_elf_section_type_flags): Actually return a value.
1645 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
1647 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
1648 Clean up code: add missing comments and prototypes, fix warnings,
1649 remove obsolete code, fix spacing to conform to coding style.
1651 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
1653 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
1654 and TARGET_ASM_CLOSE_PAREN.
1655 (regclass_map): CC register belongs to class NO_REGS.
1656 (legitimize_pic_address): Don't generate unnecessary moves
1657 (to avoid confusing loop optimization).
1658 (check_and_change_labels): Replace jump_long by indirect_jump.
1659 (s390_final_chunkify): Don't start a new literal pool on section
1660 switch in 64-bit code.
1661 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
1663 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
1664 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
1665 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
1667 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
1668 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
1669 (CONST_COSTS): Fixed incorrect costs.
1671 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
1672 Use emit_jump instead of emit_jump_insn (gen_jump).
1673 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
1674 (to avoid confusing flow analysis).
1675 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
1676 (casesi, casesi_jump): New.
1677 (jump_long): Removed. Functionality merged into indirect_jump.
1678 (indirect_jump): Accept address_operand, not just register_operand.
1679 (cjump_long, icjump_long): Use same logic as indirect_jump.
1680 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
1681 Fixed broken setjmp/longjmp handling.
1682 (do_builtin_setjmp_setup): Removed.
1684 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
1685 broken GNU as versions that don't accept .quad with large
1686 negative values. Use hexadecimal output instead.
1687 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
1688 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
1689 FUNCTION_EPILOGUE): Removed. Now in targetm.
1691 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
1693 * config/s390/fixdfdi.h: Add missing copyright statement.
1694 Fix type conflicts on 64-bit. Add missing SFmode routines.
1696 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
1699 2001-08-11 Richard Henderson <rth@redhat.com>
1701 * rtl.h (REG_EH_RETHROW): Remove.
1702 * rtl.c (reg_note_name): Update.
1703 * combine.c (distribute_notes): Don't check for it.
1705 2001-08-11 Richard Henderson <rth@redhat.com>
1707 * combine.c (distribute_notes): Place REG_SETJMP.
1709 2001-08-11 Richard Henderson <rth@redhat.com>
1711 * doc/extend.texi (Arrays and pointers implementation): Discourage
1712 relying on sign-extension of pointers.
1714 2001-08-11 H.J. Lu <hjl@gnu.org>
1716 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
1718 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
1719 RDATA_SECTION_ASM_OP.
1721 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1723 * doc/install.texi (Specific, c4x): Fix cross-reference to the
1724 main manual to work both for info and HTML versions.
1726 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
1727 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1729 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
1730 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
1731 (struct cpp_pool): New member first.
1732 * cppinit.c (append_include_chain): Plug memory leaks.
1733 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
1734 Allocate pragma structures from the (aligned) macro pool to
1735 avoid leaking memory.
1736 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
1737 so we don't leak memory.
1738 * hashtable.c (ht_destroy): New.
1739 * hashtable.h (ht_destroy): New.
1741 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
1742 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1744 * c-lex.c (map): Make const.
1745 (cb_file_change): Update for callback passing a line map.
1746 Don't assume we have a previous map. Remove sanity check
1747 about popping too many files.
1748 * cpperror.c (print_location): Make map const.
1749 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
1750 (cpp_make_system_header): Similarly.
1751 (search_from): Similarly.
1752 (_cpp_execute_include): Don't remember where we came from.
1753 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
1754 (struct cpp_reader): Make map const.
1755 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
1756 * cpplib.c (do_line): Update; line maps now hold sysp.
1757 (cpp_push_buffer): Similarly.
1758 (_cpp_do_file_change): Similarly; callback with map instead.
1759 (cpp_get_line_maps): Constify return value.
1760 (_cpp_pop_buffer): Update.
1761 * cpplib.h (struct cpp_file_change): Remove.
1762 (struct cpp_callbacks): Update.
1763 (cpp_get_line_maps): Constify return value.
1764 * cppmacro.c (_cpp_create_definition): Update.
1765 * cppmain.c (struct printer): Constify map.
1766 (maybe_print_line): Similarly.
1767 (print_line): Similarly. Deduce flags 1 and 2 here.
1768 (cb_file_change): Update.
1769 * line-map.c (free_line_maps): Warn regardless.
1770 (add_line_map): Return pointer to const. When passed NULL to_file
1771 with LC_LEAVE, use the obvious values for the return point so the
1772 caller doesn't have to figure them out.
1773 (lookup_line): Return pointer to const.
1774 (print_containing_files): Take pointer to const.
1775 * line-map.h (struct line_map): New members reason, sysp.
1776 (add_line_map): Return pointer to const.
1777 (lookup_line): Similarly.
1778 (print_containing_files): Take pointer to const.
1780 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
1781 Richard Henderson <rth@redhat.com>
1783 * regmove.c (regmove_optimize): Avoid setting a register twice in
1786 2001-08-10 Richard Henderson <rth@redhat.com>
1788 * doc/extend.texi (Arrays and pointers implementation): Document
1789 behavior of pointer/integer conversion.
1791 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
1793 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
1795 2001-08-10 Richard Henderson <rth@redhat.com>
1797 * doc/extend.texi (C Implementation): New chapter.
1798 * doc/gcc.texi (Top): Link it in.
1800 2001-08-10 Andrew Cagney <ac131313@redhat.com>
1802 * doc/install.texi (Specific): Fix CVS merge botch.
1804 2001-08-10 Richard Henderson <rth@redhat.com>
1806 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
1807 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
1809 2001-08-10 Zack Weinberg <zackw@stanford.edu>
1811 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
1812 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
1813 this macro is now required.
1815 * cselib.c (cselib_process_insn), flow.c (propagate_block),
1816 loop.c (find_and_verify_loops), reload.c (reload): Check
1817 for rtx code of CALL_INSN, not CALL, when deciding if we
1818 need to check for REG_SETJMP note.
1820 * gcse.c (compute_hash_table, compute_store_table): Update
1821 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
1824 * config/avr/avr.c: Fix typo.
1825 * config/convex/convex.c (expand_movstr): Use adjust_address.
1826 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
1828 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
1829 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
1831 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
1832 Do define STACK_BOUNDARY.
1833 * config/i370/i370.c: Include expr.h.
1834 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
1835 config/pa/som.h, config/v850/v850.h: Take in_ctors and
1836 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
1837 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
1838 * config/m88k/m88k.c: Include c-tree.h after expr.h.
1839 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
1840 * config/romp/romp.c: Include expr.h after tree.h.
1842 (output_fpop): Use xmalloc, not oballoc.
1843 * config/we32k/we32k.c: Include expr.h.
1845 2001-08-10 Kazu Hirata <kazu@hxi.com>
1847 * config/h8300/h8300.h: Fix formatting.
1849 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
1851 * c-common.h (RETURN_NULLIFIED_P): Lose.
1852 * c-semantics.c (genrtl_return_stmt): Don't check it.
1854 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
1856 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
1857 (mips_annotate_frame_insn): New function.
1858 (mips_emit_frame_related_store): New function.
1859 (save_restore_insns): Don't mark instructions that set up the base
1860 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
1861 the store instructions instead.
1862 (mips_expand_prologue): If the stack size is moved into a temporary
1863 register, do not mark that move as frame-related. Add a
1864 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
1866 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
1868 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
1869 stack slot as unchanging if current_function_calls_eh_return.
1871 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
1873 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
1874 access the second half of the TFmode scratch operand.
1876 2001-08-10 Anthony Green <green@redhat.com>
1878 * java/class.c (emit_register_classes): Conditionalize code on
1881 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1883 * doc/install.texi (Specific, avr): Fix cross-reference to the
1884 main manual to work both for info and HTML versions.
1886 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1888 * stmt.c (expand_null_return_1): Remove code to generate simple returns
1889 and "use_goto" argument.
1890 (expand_null_return, expand_value_return): Update all callers.
1891 * function.c (expand_function_end): Remove code to generate simple
1893 * config/vax/vax.md (epilogue): New expander for function return.
1894 * doc/md.texi (epilogue): Remove "if defined".
1896 2001-08-09 Zack Weinberg <zackw@stanford.edu>
1898 * Makefile.in: Partially revert my previous change:
1899 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
1900 of the hashtab.o and safe-ctype.o rules.
1902 2001-08-09 Richard Henderson <rth@redhat.com>
1904 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
1905 (USE_COLLECT2): Remove duplicate definition.
1906 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
1907 (use_collect2): Remove dead code.
1908 * configure.in (use_collect2): Remove will_use_collect2 and
1909 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
1910 * configure: Rebuild.
1912 * target.h (targetm.asm_out.constructor): New.
1913 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
1914 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
1915 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
1916 * varasm.c (in_ctors, in_dtors): New.
1917 (assemble_constructor, assemble_destructor): Remove.
1918 (default_stabs_asm_out_destructor): New.
1919 (default_named_section_asm_out_destructor): New.
1920 (dtors_section, default_dtor_section_asm_out_destructor): New.
1921 (default_stabs_asm_out_constructor): New.
1922 (default_named_section_asm_out_constructor): New.
1923 (ctors_section, default_ctor_section_asm_out_constructor): New.
1924 * output.h: Update declarations.
1925 * c-decl.c (c_expand_body): Use target hooks instead of
1926 assemble_constructor and assemble_destructor.
1927 * profile.c (output_func_start_profiler): Likewise.
1928 * objc/objc-act.c (finish_objc): Likewise.
1929 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
1930 for the constructor.
1931 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
1933 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
1934 (DTORS_SECTION_ASM_OP): Likewise.
1935 (__CTOR_LIST__): Use attribute section when possible.
1936 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
1938 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
1939 ASM_OUTPUT_CONSTRUCTOR.
1941 * config/darwin.c (machopic_asm_out_constructor): New.
1942 (machopic_asm_out_destructor): New.
1943 * config/darwin-protos.h: Update declarations.
1944 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
1945 (ASM_OUTPUT_DESTRUCTOR): Remove.
1946 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
1947 * config/nextstep.c (nextstep_asm_out_constructor): New.
1948 (nextstep_asm_out_destructor): New.
1949 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
1950 (ASM_OUTPUT_DESTRUCTOR): Remove.
1951 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
1952 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
1953 ASM_OUTPUT_*STRUCTOR.
1954 * config/i386/aix386ng.h: Likewise.
1956 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
1957 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
1958 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
1959 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
1960 * config/lynx.h: Likewise.
1961 * config/netware.h: Likewise.
1962 * config/psos.h: Likewise.
1963 * config/alpha/alpha-interix.h: Likewise.
1964 * config/alpha/elf.h: Likewise.
1965 * config/arc/arc.h: Likewise.
1966 * config/arm/aof.h: Likewise.
1967 * config/arm/coff.h: Likewise.
1968 * config/arm/elf.h: Likewise.
1969 * config/c4x/c4x.h: Likewise.
1970 * config/h8300/h8300.h: Likewise.
1971 * config/i386/cygwin.h: Likewise.
1972 * config/i386/djgpp.h: Likewise.
1973 * config/i386/i386-coff.h: Likewise.
1974 * config/i386/i386-interix.h: Likewise.
1975 * config/i386/sco5.h: Likewise.
1976 * config/i386/vsta.h: Likewise.
1977 * config/i386/win32.h: Likewise.
1978 * config/i960/i960-coff.h: Likewise.
1979 * config/ia64/sysv4.h: Likewise.
1980 * config/m68hc11/m68hc11.h: Likewise.
1981 * config/m68k/coff.h: Likewise.
1982 * config/m68k/mot3300.h: Likewise.
1983 * config/m88k/m88k.h: Likewise.
1984 * config/mcore/mcore-pe.h: Likewise.
1985 * config/mcore/mcore.h: Likewise.
1986 * config/mips/elf.h: Likewise.
1987 * config/mips/elf64.h: Likewise.
1988 * config/mips/iris6.h: Likewise.
1989 * config/pa/pa64-hpux.h: Likewise.
1990 * config/rs6000/sysv4.h: Likewise.
1991 * config/sh/sh.h: Likewise.
1992 * config/sparc/litecoff.h: Likewise.
1994 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
1995 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
1996 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
1997 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
1998 (ASM_OUTPUT_DESTRUCTOR): Remove.
1999 * config/a29k/a29k.c: Move include of tree.h.
2000 * config/a29k/udi.h: Delete file.
2001 * config/alpha/alpha.c (vms_asm_out_constructor): New.
2002 (vms_asm_out_destructor): New.
2003 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
2004 (EXTRA_SECTION_FUNCTIONS): Likewise.
2005 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
2006 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2007 * config/c4x/c4x.c: Move include of tree.h.
2008 * config/clipper/clipper.c (clix_asm_out_constructor): New.
2009 (clix_asm_out_destructor): New.
2010 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2011 (ASM_OUTPUT_DESTRUCTOR): Remove.
2012 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2013 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2014 (TARGET_ASM_CONSTRUCTOR): New.
2015 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
2016 (sco_asm_out_constructor): New.
2017 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
2018 * config/i386/svr3gas.h: Remove stack grows up code.
2019 Remove code duplicated from i386/sysv3.h.
2020 (TARGET_ASM_CONSTRUCTOR): New.
2021 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
2022 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
2023 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2024 (TARGET_ASM_CONSTRUCTOR): New.
2025 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
2026 (m68hc11_asm_out_destructor): New.
2027 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
2028 (TARGET_ASM_DESTRUCTOR): New.
2029 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
2030 * config/m68k/dpx2.h: Properly undef all the bits inherited from
2031 config/svr3.h pertaining to section manipulation.
2032 * config/m68k/dpx2g.h: Remove #if 0 code.
2033 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
2034 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
2035 (ASM_OUTPUT_CONSTRUCTOR): Remove.
2036 (TARGET_ASM_CONSTRUCTOR): New.
2037 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
2038 (m88k_svr3_asm_out_constructor): New.
2039 (m88k_svr3_asm_out_destructor): New.
2040 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2041 (ASM_OUTPUT_DESTRUCTOR): Remove.
2042 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2043 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
2044 * config/rs6000/aix.h: Likewise.
2045 * config/mips/rtems64.h: Don't undef removed constructor related bits.
2046 * config/mips/vxworks.h: Likewise.
2047 * config/rs6000/lynx.h: Likewise.
2048 * config/sh/elf.h: Likewise.
2049 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
2050 (DTORS_SECTION_ASM_OP): New.
2051 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2052 (ASM_OUTPUT_DESTRUCTOR): Remove.
2053 * config/sparc/sol2-sld-64.h: Likewise.
2054 * config/vax/vax.c (vms_asm_out_constructor): New.
2055 (vms_asm_out_destructor): New.
2056 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2057 (ASM_OUTPUT_DESTRUCTOR): Remove.
2058 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2060 * doc/tm.texi (@node Initialization): Update.
2062 2001-08-09 Richard Henderson <rth@redhat.com>
2064 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
2065 (__do_global_dtors_aux): Use gp-relative static data to avoid
2066 one dynamic relocation.
2067 (__do_frame_setup): Register Java classes.
2068 * config/alpha/crtend.asm (__JCR_END__): New.
2070 2001-08-09 Zack Weinberg <zackw@stanford.edu>
2072 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
2073 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
2074 (GEN, STAGESTUFF): Add new files.
2075 (insn-constants.h, s-constants, tm-preds.h, s-preds,
2076 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
2077 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
2078 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
2079 as well as insn-codes.h and insn-flags.h in config.h; and no
2080 extra headers in tconfig.h and hconfig.h.
2082 * gencodes.c: Eliminate code to generate predicate declarations
2083 or #defines for md-file constants.
2084 * genconstants.c, genpreds.c: New files.
2086 * i386.md: Re-order guard expressions such that TARGET_64BIT
2087 comes first, when this permits better optimization. Add
2088 TARGET_64BIT to more x86-64 patterns. Add comment explaining
2089 why this is desirable.
2091 2001-08-09 Jakub Jelinek <jakub@redhat.com>
2093 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
2094 (find_fde_for_dso): Remove.
2095 (_Unwind_IteratePhdrCallback): New.
2096 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
2097 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
2099 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2101 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
2102 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
2104 2001-08-09 Graham Stott <grahams@redhat.com>
2106 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
2107 (vis_no_unit): Use it.
2108 (visualize_no_unit): Add the insn only if room exists.
2110 2001-08-09 Graham Stott <grahams@redhat.com>
2112 * predict.c (estimate_probability): Replace magic numbers with
2113 appropriate enumeration.
2115 2001-08-09 Graham Stott <grahams@redhat.com>
2117 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
2119 (EXTRACT_FLAGS): Likewise.
2121 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
2123 * config/mips/mips.c (mips_legitimate_address_p): Check for
2124 CONST_INT in last patch.
2126 2001-08-08 Anthony Green <green@redhat.com>
2128 * java/class.c (emit_register_classes): Use assemble_jcr if
2129 possible. Keep the original mechanism as a fallback.
2130 * defaults.h (JCR_SECTION_NAME): Define if we have named section
2131 and weak symbol support.
2132 * crtstuff.c (__JCR_LIST__): Define.
2133 (__JCR_END__): Define.
2134 (_Jv_RegiserClasses): Define weak symbol if possible.
2135 (__do_global_ctors_aux): Register classes for ELF targets with
2136 weak symbol support.
2138 2001-08-08 Kazu Hirata <kazu@hxi.com>
2140 * dbxout.c: Fix comment formatting.
2141 * dependence.c: Likewise.
2143 * diagnostic.c: Likewise.
2144 * dominance.c: Likewise.
2145 * doprint.c: Likewise.
2146 * dwarf2out.c: Likewise.
2147 * dwarfout.c: Likewise.
2148 * emit-rtl.c: Likewise.
2149 * except.c: Likewise.
2150 * explow.c: Likewise.
2151 * expmed.c: Likewise.
2154 * fold-const.c: Likewise.
2155 * function.c: Likewise.
2157 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2159 * global.c (retry_global_alloc): Avoid shadowing allocno.
2161 2001-08-08 Mark Mitchell <mark@codesourcery.com>
2163 * except.c (remove_fixup_regions): Fix typo.
2165 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
2167 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
2168 unsigned HOST_WIDE_INT to avoid warning.
2169 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
2170 * flow.c (set_block_for_new_insns): Likewise.
2172 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
2174 * sibcall.c (return_value_pseudo): New static variable.
2175 (skip_copy_to_return_value): Handle return_value_pseudo.
2176 (call_ends_block_p): Ensure that return_value_pseudo is set.
2177 (optimize_sibling_and_tail_recursive_call): Discover the
2178 load of pseudo return value in alternate exit block.
2180 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
2182 * calls.c (ECF_ALWAYS_RETURN): New constant.
2183 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
2184 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
2185 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
2186 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
2187 * rtl.c (reg_note_name): New name.
2188 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
2190 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
2192 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
2194 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
2196 * alias.c (get_alias_set): Return a previously calculated
2197 alias set for a VAR_DECL.
2198 * function.c (gen_mem_addressof): Calculate the alias set before
2201 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
2203 * predict.def: Set hitrates according our experimental run.
2205 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
2207 * i386.h (HARD_REGNO_RENAME_OK): New macro.
2209 2001-08-08 H.J. Lu <hjl@gnu.org>
2211 * config/mips/mips.c (mips_unique_section): New. Copied from
2214 * config/mips/mips-protos.h (mips_unique_section): New
2217 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
2219 * config/mips/little.h: New. Generic little endian mips
2220 targets. Only mips*-*-linux* is converted to use it so far.
2222 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
2223 (WCHAR_TYPE): Defined
2224 (WCHAR_TYPE_SIZE): Likewise.
2225 (INIT_SUBTARGET_OPTABS): Likewise.
2226 (BSS_SECTION_ASM_OP): Likewise.
2227 (SBSS_SECTION_ASM_OP): Likewise.
2228 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
2229 (ASM_DECLARE_OBJECT_NAME): Likewise.
2230 (UNIQUE_SECTION): Likewise.
2231 (EXTRA_SECTIONS): Likewise.
2232 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
2233 (ASM_OUTPUT_DESTRUCTOR): Likewise.
2234 (ASM_OUTPUT_DEF): Likewise.
2235 (HANDLE_SYSV_PRAGMA): Removed.
2236 (NO_IMPLICIT_EXTERN_C): Likewise.
2237 (TARGET_MEM_FUNCTIONS): Likewise.
2238 (STARTFILE_SPEC): Likewise.
2239 (ENDFILE_SPEC): Likewise.
2240 (LIB_SPEC): Likewise.
2241 (INVOKE__main): Likewise.
2242 (CTOR_LIST_BEGIN): Likewise.
2243 (CTOR_LIST_END): Likewise.
2244 (DTOR_LIST_BEGIN): Likewise.
2245 (DTOR_LIST_END): Likewise.
2246 (SET_ASM_OP): Likewise.
2247 (ASM_OUTPUT_SOURCE_LINE): Likewise.
2248 (ASM_OUTPUT_DEF): Likewise.
2249 (ASM_OUTPUT_IDENT): Likewise.
2251 * config/mips/mips.h (ASM_SPEC): Undefine before define.
2252 (CPLUSPLUS_CPP_SPEC): Likewise.
2253 (ASM_APP_ON) Redefine only if not defined.
2254 (ASM_APP_OFF): Likewise.
2255 (ASM_OUTPUT_SOURCE_LINE): Likewise.
2256 (ASM_OUTPUT_IDENT): Likewise.
2258 * config.gcc: Update tm_file for Linux/mips.
2260 2001-08-08 Bernd Schmidt <bernds@redhat.com>
2262 * cselib.c (cselib_record_sets): If insn is predicated, turn
2263 sources into IF_THEN_ELSEs.
2265 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
2266 Turn into define_insn_and_split.
2268 * sched-deps.c: Include "cselib.h".
2269 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
2270 Use cselib to turn memory addresses into VALUEs.
2271 (sched_analyze): Call cselib_init/cselib_finish if necessary.
2272 * sched-int.h (struct sched_info): New member USE_CSELIB.
2273 * sched-ebb.c (ebb_sched_info): Initialize it.
2274 * sched-rgn.c (rgn_sched_info): Likewise.
2275 * Makefile.in (sched-deps.o): Update dependencies.
2277 * cselib.h (cselib_subst_to_values): Declare.
2278 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
2279 that have no value and autoincs to be handled by generating a new
2282 2001-08-08 Graham Stott <grahams@redhat.com>
2284 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
2285 within fixed length SEQUENCE.
2287 2001-08-08 Graham Stott <grahams@redhat.com>
2289 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
2290 (diagnostic_prefixing_rule): Likewise.
2291 (diagnostic_line_cutoff): Likewise.
2292 (diagnostic_kind_count): Likewise.
2294 2001-08-08 Graham Stott <grahams@redhat.com>
2296 * alias.c (find_base_decl): Delete redundent assignment.
2298 2001-08-08 Graham Stott <grahams@redhat.com>
2300 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
2301 (abs): Uppercase and paranthesize macro parameter.
2302 (MEM_DEPENDENCY): Add whitespace.
2304 2001-08-08 Graham Stott <grahams@redhat.com>
2306 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
2307 failure check for CONST_INT
2309 2001-08-08 Graham Stott <grahams@redhat.com>
2311 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
2312 (libcall_dead_p): Likewise.
2314 (mark_used_regs): Constify fmt.
2315 (find_use_as_address): Likewise.
2317 2001-08-08 Graham Stott <grahams@redhat.com>
2319 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
2322 2001-08-08 Graham Stott <grahams@redhat.com>
2324 * combine.c (combine_simplify_rtx): Update comment and
2325 remove erroneous test.
2327 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
2329 * cppinit.c (cpp_finish): Pop the final buffer without comment.
2330 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
2331 take care to avoid multiple no-newline at EOF warnings in that
2334 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
2336 * calls.c (expand_call): Do not emit INSN_SETJMP note.
2337 (emit_library_call_value_1): Likewise.
2338 (emit_call_1): Emit REG_SETJMP note.
2339 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
2341 * cselib.c (cselib_process_insn): Likewise.
2342 * flow.c (propagate_block): Likewise.
2343 * loop.c (find_and_verify_loops): Likewise.
2344 * reload.c (find_equiv_regs): Likewise.
2345 * reload1.c (reload): Likewise.
2346 * resource.c (mark_referenced_resources,
2347 mark_set_resources): Likewise.
2348 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
2349 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
2350 * haifa-sched.c (unlink_other_notes): Likewise.
2351 (reemit_notes): Likewise.
2352 * sched-ebb.c (sched_ebb): Likewise.
2353 * sched-rgc.c (sched_region): Likewise.
2354 * rtl.c (note_insn_name): Likewise.
2355 (reg_note_name): Add REG_SETJMP
2356 * rtl.h (reg_note): Add REG_SETJMP.
2357 (insn_note): Remove NOTE_INSN_SETJMP.
2359 * profile.c (branch_prob): Add fake edges for setjmp.
2361 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
2363 * config.gcc: Quote target_cpu_default2 correctly for
2364 powerpc*-*-* targets.
2366 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
2368 * cpplib.h, line-map.h: Update comments.
2369 * cppmain.c (printer_init): Move inline.
2370 (maybe_print_line, print_line): Take a map pointer.
2371 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
2372 (cb_file_change): Don't use prior value of print.map.
2374 2001-08-07 David Edelsohn <edelsohn@gnu.org>
2376 * doc/install.texi: Document fine-grained multilib configuration.
2378 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2380 * rtlanal.c (find_first_parameter_load): Call note_stores
2381 only on the instructions.
2383 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2385 * alias.c (nonlocal_mentioned_p):
2386 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
2387 * calls.c (emit_call_1): Likewise.
2388 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
2389 * cselib.c (cselib_process_insn): Likewise.
2390 * df.c (df_insns_modify): Likewise.
2391 * flow.c (need_fake_edge_p): Likewise.
2392 (propagate_one_insn): Likewise.
2393 * haifa-sched.c (reemit_notes): Likewise.
2394 * integrate.c (copy_insn_list): Likewise.
2395 * jump.c (delete_prior_computation): Likewise.
2396 * local-alloc.c (validate_equiv_mem): Likewise.
2397 * loop.c (scan_loop): Likewise.
2398 * predict.c (estimate_probability): Likewise.
2399 * reload.c (reload): Likewise.
2400 * sched-deps (sched_analyze): Likewise.
2401 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
2402 * gcse.c (compute_hash_table): Likewise.
2403 (mark_call): Likewise.
2404 (store_killed_in_insn): Likewise.
2406 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
2408 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
2410 2001-08-06 Richard Henderson <rth@redhat.com>
2412 * varasm.c (assemble_gc_entry): Remove.
2413 * output.h: Likewise.
2415 2001-08-06 Richard Henderson <rth@redhat.com>
2417 * varasm.c (assemble_constructor): Take a symbol_ref and a
2418 priority instead of a bare string. Move priority handling
2419 here from cp/decl2.c.
2420 * output.h: Update decls.
2422 * c-decl.c (c_expand_body): Update calls to assemble_constructor
2423 and assemble_destructor.
2424 * profile.c (output_func_start_profiler): Likewise.
2425 * objc/objc-act.c (finish_objc): Likewise.
2426 (build_module_descriptor): Return the symbol not the symbol name.
2428 2001-08-06 David Edelsohn <edelsohn@gnu.org>
2430 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
2431 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
2432 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
2433 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
2434 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
2435 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
2437 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
2439 * cpperror.c (print_containing_files): Moved to line-map.c.
2440 (print_location): line-map.c handles re-listing or otherwise.
2441 * cpphash.h (struct lexer_state): Remove next_bol.
2442 (struct cpp_buffer): Remove include_stack_listed.
2443 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
2444 Remove faked buffer handling.
2445 (_cpp_do_file_change): Tweak.
2446 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
2447 * cppmain.c (struct printer): Remove filename.
2448 (print_line, cb_file_change): Update accordingly.
2449 * line-map.c: Include intl.h.
2450 (init_line_maps): Initialize last_listed.
2451 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
2452 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
2453 (print_containing_files): New.
2454 * line-map.h (struct line_maps): New member last_listed.
2455 (print_containing_files, INCLUDED_FROM): New.
2456 * Makefile.in: Update.
2457 * po/POTFILES.in: Add line-map.c.
2459 2001-08-06 Richard Henderson <rth@redhat.com>
2461 * except.c (convert_from_eh_region_ranges_1): Never mark
2462 USE or CLOBBER insns as throwing.
2464 * expr.c (store_constructor): Don't clobber memory targets.
2466 2001-08-06 Andreas Jaeger <aj@suse.de>
2468 * profile.c (branch_prob): Remove unused variable insn.
2470 * Makefile.in (local-alloc.o): Add dependency on except.h.
2472 * local-alloc.c: Include except.h for can_throw_internal prototype.
2474 2001-08-06 Richard Henderson <rth@redhat.com>
2476 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
2477 * function.c (expand_main_function): Implement it.
2478 * doc/tm.texi: Document it.
2480 2001-08-06 Stan Shebs <shebs@apple.com>
2482 * doc/install.texi: Document powerpc-*-darwin* details.
2484 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
2486 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
2487 (ASM_CPU_SPEC): Move back to rs6000.h
2488 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
2490 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
2492 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
2495 * config/rs6000/linux64.h: Ditto.
2497 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
2498 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
2501 Remove accidently readded definitions of FUNCTION_PROLOGUE,
2502 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
2504 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
2507 2001-08-05 Richard Henderson <rth@redhat.com>
2509 * local-alloc.c (update_equiv_regs): Do not move insns that
2512 2001-08-05 Jan Hubicka <jh@suse.cz>
2514 * Makefile.in (reload1.o): Add dedendancy on except.h
2515 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
2517 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
2518 indicating wehther edges has been cleaned up.
2519 * reload1.c: Inlucde except.h
2520 (fixup_abnormal_edges): Accept deleted insns.
2521 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
2524 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
2526 * cpplib.c (do_line): Correct line number after pop_buffer.
2528 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
2530 PR preprocessor/3824
2531 * line-map.c: Update comments.
2532 * line-map.h: Update comments.
2533 * tradcif.y: Don't consider large numbers unsigned.
2535 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
2537 PR preprocessor/3081
2538 * c-lex.c (map): New.
2539 (cb_file_change): Update map and use it.
2540 (cb_def_pragma, cb_define, cb_undef): Use map and line.
2541 (c_lex): Update to use map.
2542 * cpperror.c (print_location): Move to using logical line numbers.
2543 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
2544 (cpp_make_system_header): Similarly.
2545 (_cpp_execute_include): Stop line numbering hacks. Store the
2546 line we will return to.
2547 * cpphash.h (CPP_BUF_LINE): Remove.
2548 (struct cpp_buffer): Remove lineno and pseudo_newlines.
2549 Add map and return_to_line.
2550 (_cpp_do_file_change): Update.
2551 * cppinit.c (cpp_start_read): Update line kludge.
2552 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
2553 (trigraph_ok): Use logical line numbers for diagnostics.
2554 (skip_block_comment): Likewise.
2555 (skip_whitespace): Likewise.
2556 (skip_line_comment): Use pfile->line instead.
2557 (_cpp_lex_token): Update to use logical line numbering exclusively.
2558 Handle BOL locally. Accept new lines in directives, but keep
2559 pfile->line decremented. Diagnostics use logical lines. Update
2561 * cpplib.c (SEEN_EOL): New.
2562 (skip_rest_of_line, check_eol): Use it.
2563 (end_directive): Increase line number when accepting the newline
2564 at the end of a directive.
2565 (run_directive): Simplify.
2566 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
2567 (_cpp_do_file_change): Update to take buffer line number as an
2568 argument, and store the current map in the cpp_reader. Remove
2569 line number kludges.
2570 (_cpp_do__Pragma): Restore output position after a _Pragma.
2571 (cpp_push_buffer): Don't set output line or lineno.
2572 (_cpp_pop_buffer): Transfer more info from a faked buffer.
2573 Remove line kludge. Set output_line.
2574 * cppmacro.c (builtin_macro): Update handling of __LINE__.
2575 (parse_arg): Use logical lines.
2576 (save_lookahead_token): Save EOFs too now.
2577 * cppmain.c (struct printer): Fix comments.
2578 (printer_init): Simplify, let caller do errors.
2579 (scan_translation_unit, check_multiline_token, dump_macro): Update.
2580 (maybe_print_line): Simplify.
2581 (print_line): Don't print a linemarker if -P.
2582 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
2583 (cb_file_change): Simplify.
2584 * line-map.h (LAST_SOURCE_LINE): Fix.
2585 (CURRENT_LINE_MAP): New.
2587 2001-08-05 Bernd Schmidt <bernds@redhat.com>
2589 * doloop.c (doloop_modify_runtime): Properly compute number of
2590 iterations if loop was unrolled.
2592 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
2593 if their CSELIB_VAL_PTRs are.
2595 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
2596 (setup_spill_pointers): Initialize it.
2597 (spill_restore_mem): Set it.
2598 (do_spill, do_restore): Use it to add REG_INC note.
2599 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
2601 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
2602 asms if other insns are available.
2604 * config/ia64/ia64.c (condop_operator): New predicate.
2605 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
2606 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
2609 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
2610 temporary register than directly using a MEM.
2612 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
2614 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
2615 parameter in last change.
2617 2001-08-04 Zack Weinberg <zackw@panix.com>
2619 * sparc.md: Don't use #if inside C test expression.
2621 2001-08-04 Richard Henderson <rth@redhat.com>
2623 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
2625 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
2627 * cpphash.h (struct cpp_reader): New member directive_line.
2628 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
2629 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
2630 do_pragma): Pass line to callbacks.
2631 (start_directive): Record line of directive.
2632 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
2633 cb_include): Similarly.
2634 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
2637 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
2639 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
2642 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2644 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
2646 * reload1.c (fixup_abnormal_edges): New static function.
2649 * flow.c (need_fake_edge_p): New function.
2650 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
2651 avoid call insn to be very last insn in the insn stream.
2653 * profile.c (branch_prob): Call flow_call_edges_add instead of
2654 doing that by hand; cleanup cfg to re-merge basic blocks once
2657 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2659 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
2660 are also on line-map.h.
2661 * cppfiles.c (stack_include_file): Update.
2662 * cpphash.h (struct cpp_buffer): New member return_at_eof.
2663 (_cpp_pop_buffer): New.
2664 * cppinit.c (cpp_destroy, cpp_finish): Update.
2665 (do_includes): Mark each buffer to return at EOF.
2666 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
2667 return as requested.
2668 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
2669 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
2670 * cpplib.h (cpp_pop_buffer): Remove.
2671 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
2672 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
2674 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
2676 (do_preprocessing): Update.
2677 * fix-header.c (read_scan_file): Update. No need to pop buffers.
2678 * c-parse.in (_yylex): Similarly.
2679 * scan-decls.c (scan_decls): Similarly.
2680 * line-map.h: Update comments.
2682 * objc/Make-lang.in (objc-act.o): Update dependencies.
2684 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2686 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
2687 and soft register for operand 0.
2688 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
2690 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2692 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
2693 register for operand 0.
2694 ("bitcmpqi_z_used"): Allow memory for operand 0.
2695 (split "bitcmpqi"): New split to handle address reg as operand 1.
2697 2001-08-04 Andreas Jaeger <aj@suse.de>
2699 * gcse.c: Revert Daniel's last patch.
2701 2001-08-03 Zack Weinberg <zackw@stanford.edu>
2703 * sparc-protos.h: Add prototypes for fp_zero_operand and
2705 * sh-protos.h: Add prototype for fpul_operand.
2707 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
2709 * doc/extend.texi (Other Builtins): Fix typo in last change.
2711 2001-08-03 Richard Henderson <rth@redhat.com>
2713 * target.h (gcc_target): Add asm_out.named_section,
2714 section_type_flags, have_named_sections.
2715 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
2716 (TARGET_HAVE_NAMED_SECTIONS): New.
2717 (TARGET_SECTION_TYPE_FLAGS): New.
2719 * Makefile.in (toplev.o): Depend on TARGET_H.
2720 (varasm.o, dbxout.o): Likewise.
2721 * c-common.c (decl_attributes): Check targetm.have_named_sections
2722 instead of ifdef ASM_OUTPUT_SECTION_NAME.
2723 * dbxout.c (dbxout_function_decl): Likewise.
2724 (dbxout_function_end): Likewise.
2725 * toplev.c (compile_file): Likewise.
2726 * varasm.c (exception_section): Likewise.
2727 * cp/decl2.c (finish_objects): Likewise.
2729 * defaults.h (EH_FRAME_SECTION): Remove.
2730 (EH_FRAME_SECTION_ASM_OP): Remove.
2731 (EH_FRAME_SECTION_NAME): New.
2732 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
2733 (UNIQUE_SECTION_P): Remove.
2734 * dwarf2out.c (SECTION_FORMAT): Remove.
2735 (ASM_OUTPUT_SECTION): Remove.
2736 (output_call_frame_info): Use named_section_flags.
2737 (output_comp_unit, dwarf2out_start_source_file): Likewise.
2738 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
2739 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
2740 * varasm.c (in_eh_frame, eh_frame_section): Remove.
2741 (named_section_flags): New.
2742 (named_section): Use it and targetm.section_type_flags.
2743 (resolve_unique_section): New.
2744 (assemble_start_function): Use it.
2745 (asm_emit_uninitialised, assemble_variable): Likewise.
2746 (default_section_type_flags): New.
2747 (default_no_named_section, default_elf_asm_named_section): New.
2748 (default_coff_asm_named_section, default_pe_asm_named_section): New.
2749 * output.h: Update varasm.c decls.
2750 (SECTION_*): New flags.
2752 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
2753 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
2755 * config/elfos.h (UNIQUE_SECTION_P): Remove.
2756 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
2757 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
2758 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
2759 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
2760 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
2761 * config/mips/elf.h, config/mips/elf64.h: Likewise.
2762 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
2763 * config/pa/pa64-hpux.h,
2765 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
2766 (TARGET_ASM_NAMED_SECTION): New.
2767 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
2768 * config/alpha/vms.h, config/arm/coff.h: Likewise.
2769 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
2770 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
2771 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
2772 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
2773 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
2774 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
2775 * config/i386/sco5.h, config/i386/win32.h: Likewise.
2776 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
2777 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
2778 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
2779 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
2780 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
2781 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
2782 * config/sparc/sysv4.h: Likewise.
2784 * config/nextstep.h: Error until named sections implemented.
2786 * config/a29k/a29k.c (a29k_asm_named_section): New.
2787 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
2788 (vms_section_type_flags, vms_asm_named_section): New.
2789 * config/arm/arm.c (arm_elf_asm_named_section): New.
2790 * config/avr/avr.c (asm_output_section_name): Remove.
2791 * config/avr/avr-protos.h: Update.
2792 * config/c4x/c4x.c (c4x_asm_named_section): New.
2793 * config/h8300/h8300.c (h8300_asm_named_section): New.
2794 * config/i386/i386.c (sco_asm_named_section): New.
2795 * config/i386/winnt.c (SECTION_PE_SHARED): New.
2796 (i386_pe_section_type_flags): New.
2797 (i386_pe_asm_named_section): New.
2798 * config/i386/i386-protos.h: Update.
2799 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
2800 * config/mcore/mcore.c (mcore_asm_named_section): New.
2801 * config/mips/mips.c (iris6_asm_named_section): New.
2802 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
2803 instead of UNIQUE_SECTION_P.
2804 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
2805 (xcoff_asm_named_section): New.
2806 * config/sh/sh.c (sh_asm_named_section): New.
2807 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
2809 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
2810 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
2811 (EH_FRAME_SECTION_NAME): New.
2812 (EXCEPTION_SECTION): New.
2813 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
2814 (DEBUG_*_SECTION): Remove.
2815 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
2816 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
2817 (EH_FRAME_SECTION_ASM_OP): Remove.
2819 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
2820 (ASM_OUTPUT_SECTION_NAME): Remove.
2821 (TARGET_ASM_NAMED_SECTION): New.
2822 (TARGET_HAVE_NAMED_SECTIONS): New.
2823 (TARGET_SECTION_TYPE_FLAGS): New.
2824 (EH_FRAME_SECTION_ASM_OP): Remove.
2825 (EH_FRAME_SECTION_NAME): New.
2827 2001-08-03 Zack Weinberg <zackw@stanford.edu>
2829 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
2830 for complex expressions when cfun == 0.
2831 * doc/extend.texi: Document that __builtin_constant_p can be
2832 used in data initializers as well as functions.
2834 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
2836 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
2837 variable I locally, instead of expecting a declaration in the
2840 2001-08-03 Richard Henderson <rth@redhat.com>
2842 * except.c (collect_one_action_chain): Add an explicit cleanup
2843 action if regions surrounding a catch were encoded entirely
2844 within the call-site entry.
2846 2001-08-03 Richard Henderson <rth@redhat.com>
2848 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
2849 don't take REGNO of a non-register.
2851 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
2853 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
2854 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
2855 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
2856 (__gthread_mutex_init_function): New function for mutex initialization.
2858 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
2860 * Makefile.in: Revert screwed up commit.
2862 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2864 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
2865 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
2866 merged by linker script to get a final _exit().
2867 (__do_global_dtors): New for destructor handling in specific exit
2869 (__do_global_ctors): New for constructors in specific install section.
2870 (__map_data_section): Map data sections before running constructors.
2871 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
2872 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
2873 (DTORS_SECTION_ASM_OP): Likewise.
2874 (CTORS_SECTION_FUNCTION): Define to force a reference to
2876 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
2878 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
2880 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
2882 * Makefile.in: Add df.h to gcse.c dependencies.
2884 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
2886 * varasm.c (output_constant_def_contents): Use for the length of a
2887 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
2888 depending on which is larger.
2890 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
2892 * gcse.c: Include df.h for use as a dataflow analyzer.
2894 Declaration of reg_set_info: gone.
2895 New df_analyzer variable used by store motion.
2896 (reg_set_info): Deleted.
2897 (mark_mem_regs): New function, analyze regs used by a mem.
2898 (store_ops_ok): Use dataflow analyzer results to determine if
2899 necessary regs are changed in the block.
2900 (find_moveable_store): Remove check for symbol ref, we can handle
2901 much more complex expressions now.
2902 (compute_store_table): Remove most of the code, it's unnecessary
2903 now that the dataflow analyzer records the info for us.
2904 (store_killed_after): Add parameter to say whether to do the
2905 store_ops_okay test, used to speed up testing when we already know
2906 the answer, and just want to know if the store itself was killed.
2907 (build_store_vector): Largely rewritten to calculate the various
2908 vectors properly, and somewhat optimized.
2909 (store_motion): Init the df_analyzer, get REG_DEF chains.
2910 Also handle trapping expressions (since mems almost always trap)
2911 (simple_mem): Redefine what a simple mem is.
2913 2001-08-03 DJ Delorie <dj@redhat.com>
2915 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
2916 set from a constant part of the condition.
2918 2001-08-01 Andrew Cagney <ac131313@redhat.com>
2920 * mkdeps.c (deps_add_default_target): Make local variable
2921 ``start'' a const char pointer.
2922 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
2924 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2926 * doc/install.texi (Configuration): Fix markup.
2927 (Specific, i?86-*-udk): Likewise.
2928 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
2930 Document --enable-threads and --enable-libgcj status.
2931 (Specific, mips-sgi-irix*): Canonicalize triples.
2932 (Specific, mips-sgi-irix5): Warn about problems with this config.
2933 Mention required GNU as patch.
2934 Native assembler problems are fixed.
2935 (Specific, mips-sgi-irix6): Update O32 ABI support status.
2936 Document --enable-threads and --enable-libgcj status.
2938 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
2940 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
2943 2001-08-03 Richard Henderson <rth@redhat.com>
2945 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
2948 2001-08-03 Richard Henderson <rth@redhat.com>
2950 * rtlanal.c (find_first_parameter_load): Stop if we
2951 reach a CODE_LABEL at BOUNDARY.
2953 2001-08-03 Richard Henderson <rth@redhat.com>
2955 * config/alpha/alpha.md (force_movdi): New insn.
2956 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
2957 Tweek FRP marking of VMS prologue insns.
2958 * config/alpha/vms.h (EPILOGUE_USES): New.
2960 2001-08-02 Richard Henderson <rth@redhat.com>
2962 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
2964 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
2966 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
2967 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
2968 config/convex/convex.h, config/d30v/d30v.c,
2969 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
2970 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
2971 config/mips/mips.h, config/mn10200/mn10200.h,
2972 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
2973 config/v850/v850.h, config/vax/openbsd.h,
2974 config/vax/openbsd1.h, config/vax/ultrix.h,
2975 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
2976 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
2977 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
2978 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
2979 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
2980 in comments and documentation.
2982 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2986 * Makefile.in (line-map.o): New.
2987 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
2988 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
2989 * cpperror.c (print_containing_files): Similarly.
2990 (print_location): Update. Don't output a space before _Pragma.
2991 * cppfiles.c (stack_include_file): Set to line 1 immediately.
2992 (stack_include_filee, cpp_make_system_header): Update.
2993 (_cpp_execute_include): Get logical line number right for calling
2994 as-yet-unterminated #include.
2995 * cpphash.h (struct cpp_reader): Add line_maps.
2996 (_cpp_do_file_change): Update.
2997 * cppinit.c (cpp_create_reader): Initialize line maps.
2998 (cpp_destroy): Destroy line maps.
2999 (cpp_start_read): Get logical line number right.
3000 * cpplex.c (parse_string): Only warn once for multi-line strings.
3001 Use boolean variable for null warning.
3002 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
3004 (do_include_common): End the directive early.
3005 (do_line): Don't warn about out-of-range lines in preprocessed
3006 source. Update. Remove unused variables.
3007 (_cpp_do_file_change): Update for new line mapping.
3008 (pragma_cb): New typedef.
3009 (cpp_register_pragma): Stop looking ahead before calling the
3011 (do_pragma_system_header): End directive early.
3012 (cpp_get_line_maps): New.
3013 (cpp_pop_buffer): Fudge logical line. Update.
3014 * cpplib.h: Include line-map.h
3015 (enum cpp_fc_reason): Remove.
3016 (struct cpp_file_change): Update.
3017 (cpp_get_line_maps): New.
3018 * cppmain.c (struct_printer): New member map.
3019 (cb_file_change): Update for new mappings.
3020 * fix-header.c (cb_file_change): Similarly.
3022 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
3024 * Makefile.in (libgcc.mk): Define mkinstalldirs.
3025 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
3027 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
3029 * config/vax/vax.c: include expr.h.
3031 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
3033 * Makefile.in ($(srcdir)/configure): Only rebuild in
3035 ($(srcdir)/config.in): Only define in maintainer mode.
3036 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
3038 2001-08-02 David Edelsohn <edelsohn@gnu.org>
3040 * doc/install.texi (Install GCC: Binaries): Update Bull info.
3042 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3044 * gcc.c (set_collect_gcc_options): New function, split out from
3046 Ignore elided switches.
3047 (do_spec_1): Invoke before executing command.
3048 (set_input): Export.
3049 Move declaration ...
3050 * gcc.h (set_input): ... here.
3051 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
3054 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
3057 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
3059 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
3061 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
3063 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
3064 for the unnamed instructions it expands to.
3066 2001-08-02 Richard Henderson <rth@redhat.com>
3068 * regclass.c (call_really_used_regs): Conditionally define.
3069 (init_reg_sets_1): Don't use it if not defined.
3070 (fix_register): Similarly, don't set it.
3072 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3074 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
3075 Correct comment that had been missed in the previous change.
3077 2001-08-01 Stan Shebs <shebs@apple.com>
3079 * config/darwin.c (machopic_stub_name): Try matching by name.
3080 (update_stubs): New function.
3081 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
3084 2001-08-01 Richard Henderson <rth@redhat.com>
3086 * except.c (output_function_exception_table): Use assemble_align.
3087 * varasm.c (assemble_eh_label): Remove.
3088 (assemble_eh_align, assemble_eh_integer): Remove.
3090 2001-08-01 Robert Lipe <robertl@caldera.com>
3092 * dwarfout.c: Remove reference to README.DWARF.
3094 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
3096 * regclass.c (call_really_used_regs): New array for registers which
3097 are actually used by a call.
3098 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
3100 (fix_register): Set call_really_used too.
3101 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
3102 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
3104 2001-08-01 Richard Henderson <rth@redhat.com>
3106 * read-rtl.c (read_name): Consider \r whitespace.
3108 2001-07-11 Andrew Cagney <ac131313@redhat.com>
3110 * config.gcc: Recognize powerpc-*-netbsd*.
3112 * doc/install.texi (Host/target specific installation notes for
3113 GCC): Mention powerpc-*-netbsd*.
3115 * config/rs6000/netbsd.h: New file.
3116 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
3117 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
3118 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
3119 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
3120 (TARGET_VERSION): Redefine.
3122 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
3123 mcall-netbsd as a match for mcall-sysv.
3124 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
3125 (ncrti.S, ncrtn.S): New targets.
3126 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
3128 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
3129 "netbsd' as a V4 ABI.
3130 (ASM_SPEC): Check for -mcall-netbsd.
3131 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
3132 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
3133 (LIB_SPEC, ENDFILE_SPEC): Ditto.
3134 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
3135 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
3136 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
3137 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
3139 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
3140 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
3142 2001-08-01 Mark Kettenis <kettenis@gnu.org>
3144 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
3145 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
3146 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
3147 including "unwind-pe.h".
3149 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
3151 * rs6000.md (define_splits): Kill unused constraints.
3153 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
3154 Jan Hubicka <jh@suse.cz>
3156 * function.c (thread_prologue_and_epilogue_insns): Kill code
3157 dealing with non-existent CFG.
3159 2001-08-01 Kazu Hirata <kazu@hxi.com>
3161 * alias.c: Fix comment formatting.
3162 * bitmap.c: Likewise.
3163 * builtins.c: Likewise.
3164 * calls.c: Likewise.
3165 * c-common.c: Likewise.
3166 * c-decl.c: Likewise.
3167 * c-dump.c: Likewise.
3168 * c-lex.c: Likewise.
3169 * collect2.c: Likewise.
3170 * combine.c: Likewise.
3171 * conflict.c: Likewise.
3172 * cppfiles.c: Likewise.
3173 * cppinit.c: Likewise.
3174 * cpplex.c: Likewise.
3175 * cpplib.c: Likewise.
3176 * cppmacro.c: Likewise.
3177 * cppspec.c: Likewise.
3178 * c-pragma.c: Likewise.
3179 * crtstuff.c: Likewise.
3181 * cselib.c: Likewise.
3182 * c-semantics.c: Likewise.
3183 * c-typeck.c: Likewise.
3185 2001-08-01 H.J. Lu <hjl@gnu.org>
3187 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
3189 2001-08-01 H.J. Lu <hjl@gnu.org>
3191 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
3193 2001-08-01 Ziemowit Laski <zlaski@apple.com>
3195 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
3196 contextualizing Objective-C class name lookup by the lexer.
3197 (typespec_reserved_nonattr): Disable ObjC class name lookup after
3199 (protocoldef): Add support for forward @protocol declarations.
3200 (yylexname): Suppress ObjC class name lookup in certain contexts;
3201 re-enable after lookup is complete.
3202 (_yylex): Re-enable ObjC class name lookup when certain
3203 punctuation marks are seen.
3205 * objc/objc-act.c (check_protocol_recursively): New function used
3206 for finding circular dependencies in protocols.
3207 (objc_declare_protocols): New function for handling forward
3208 @protocol declarations.
3209 (receiver_is_class_object): Detect the case when 'self' is used
3210 inside of a class method.
3211 (build_message_expr): Issue a warning if class method is desired
3212 but instance method is found instead.
3213 (conforms_to_protocol): Streamline.
3214 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
3215 protocol Foo, even if 'Bar foo' does not.
3216 (check_protocols): Streamline.
3217 (start_protocol): Add checks for circular and duplicate protocol
3219 (encode_aggregate_within): For typedefs of structs, encode the
3221 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
3222 (objc_declare_protocols): New prototype.
3224 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3226 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
3227 * cpplex.c (handle_newline): Update prototype. Maintain logical
3229 (skip_escaped_newlines, skip_block_comment, parse_string):
3231 (_cpp_lex_token): Update, and store token position within the token.
3232 * cpplib.h (struct cpp_token): Add line and column entries.
3233 * cppmacro.c (replace_args): Position stringified tokens correctly.
3235 2001-08-01 Andreas Jaeger <aj@suse.de>
3237 * basic-block.h: Add prototype for last_loop_beg_note.
3239 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
3241 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
3242 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
3244 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
3245 while handling WITH_CLEANUP_EXPR node. Use second operand calling
3246 expand_decl_cleanup.
3247 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
3249 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
3250 operand while calling simple_cst_equal.
3251 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
3252 operand is the cleanup expression, the third is the RTL_EXPR.
3253 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
3255 2001-07-31 Jeff Sturm <jsturm@one-point.com>
3257 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
3259 2001-07-31 matthew green <mrg@eterna.com.au>
3261 * config.gcc (i386-*-netbsdelf): New description.
3262 * config/i386/netbsd-elf.h: New file.
3264 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
3266 * loop.c (check_dbra_loop): Use single_set to compute
3269 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
3271 PowerPC reorg and support for powerpc64-*-linux*.
3273 Also fixes emitting of constants on 32 bit and 64 bit
3276 * config.gcc: powerpc64-*-linux* is a new target.
3277 Things that needed aix.h now also include xcoff.h
3279 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
3281 Move AIX specific stuff into aix.h.
3282 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
3283 with more than just XCOFF now.
3284 (SET_ASM_OP): Remove, now defined where needed.
3285 (FUNCTION_PROLOGUE): New macro definition.
3286 (FUNCTION_EPILOGUE): New macro definition.
3287 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
3289 * config/rs6000/xcoff.h: New file.
3291 * config/rs6000/linux64.h: New file.
3293 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
3295 2001-07-31 Alan Modra <amodra@bigpond.net.au>
3297 * rs6000.c (print_operand_address): Handle ELF syntax.
3298 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
3299 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
3300 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
3302 2001-07-31 David Edelsohn <edelsohn@gnu.org>
3304 * rs6000.c (rs6000_override_options): Only disable
3305 flag_function_sections for XCOFF.
3306 (exact_log2_cint_operand): New predicate.
3307 (reg_or_{add,sub}_cint64_operand): New predicates.
3308 (add_operand): Compare CONST_INT with fewer function calls.
3309 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
3310 (print_operand, case 'p'): Ensure positive operand.
3311 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
3312 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
3313 (PREDICATE_CODES): Add new predicates.
3314 * rs6000.md (addsi3): Split 32-bit constants more correctly.
3315 (divsi3, modsi3): Ensure positive power-of-2.
3316 (adddi3): Use new predicate. Split 32-bit constants more
3317 correctly. Re-arrange splitter to handle any constant.
3318 (subdi3): Use new predicate.
3319 (divdi3, moddi3): Ensure positive power-of-2.
3320 (movdi): Use rs6000_emit_set_const.
3321 (load_toc_v4_pic_di): Delete.
3323 2001-07-31 Graham Stott <grahams@redhat.com>
3325 * function.c (pad_below): Revert 2001-07-26 patch.
3327 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
3329 * reg-stack (convert_regs_1): Fix best edge condition.
3331 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
3333 * jump.c (duplicate_loop_exit_test): Better test for jumps
3334 entering the loop; create loop pre_header.
3336 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
3338 * doc/install.texi: Add s390 and s390x as new targets.
3339 * doc/invoke.texi: Add documantation of S/390 and zSeries
3341 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
3343 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
3345 * config/m68k/m68k.md: Replace all general_operand with
3346 nonimmediate_operand for all destinations.
3347 * config/m68k/m68k.c (not_sp_operand): Likewise.
3349 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
3351 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
3353 2001-07-30 Richard Henderson <rth@redhat.com>
3355 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
3356 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
3358 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
3360 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
3361 Add missing doc strings
3362 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
3363 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
3365 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
3367 * i386.c (ix86_output_main_function_alignment_hack): New function.
3368 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
3370 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
3371 edges by EDGE_DFS_BACK flag.
3372 (dump_edge_info): Add dfs_back flag.
3373 * basic-block.h (EDGE_DFS_BACK): New constant.
3374 (mark_dfs_back_edges): Declare.
3375 * alias.c (loop_p): Remove.
3376 (mark_constant_function): Use mark_dfs_back_edges.
3378 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
3379 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
3380 (compensate_edge): Break out from ...
3381 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
3382 (convert_regs_2): Set block_done once block is really done;
3383 Do updating of the predecesors counts.
3385 * toplev.c (rest_of_compilation): Recompute block_for_insn
3386 before post-reload cfg_cleanup.
3387 * function.c (thread_prologue_epilogue_insns):
3388 Call set_block_for_new_insns when emitting prologue directly.
3390 2001-07-30 Andreas Jaeger <aj@suse.de>
3392 * jump.c: Add prototype for mark_modified_reg.
3394 * cse.c (set_live_p): Add unused attribute.
3396 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
3398 (scan_for_source_files): Use long for count to avoid overflow.
3399 (output_data): Likewise.
3400 (output_data): Don't use string concatatenation to silence gcc
3403 * predict.c: Fix typos and grammar.
3405 * gcse.c (insert_insn_end_bb): Remove unused variables.
3407 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
3409 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
3410 (attempt_auto_inc): LIkewise.
3411 (mark_used_reg): Likewise.
3412 (try_pre_increment_1): Likewise.
3413 * regclass.c (regclass): Likewise.
3414 * global.c (allocno_compare): Update comment; change scaling factor.
3415 * local-alloc.c (QTY_CMP_PRI): Likewise.
3416 * regs.h (REG_FREQ_FROM_BB): New.
3417 (REG_FREQ_MAX): Likewise.
3419 2001-07-30 H.J. Lu <hjl@gnu.org>
3421 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
3424 2001-07-30 H.J. Lu (hjl@gnu.org)
3426 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
3427 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3428 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
3430 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
3432 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
3433 as -mthumb-interwork when -mcpu=arm7 is specified.
3435 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3437 * predict.def (noreturn, loop branch, loop exit): Mark as first
3440 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
3442 * combine.c (try_combine): Avoid barrier after noop jumps.
3444 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3446 * cpphash.h (struct cpp_reader): Remove import_warning.
3447 * cpplib.c (skip_rest_of_line): Don't bother turning off
3449 (parse_include): Move include handling to...
3450 (do_include_common): ... here. Move import warning from...
3451 (do_import): ... here.
3452 (do_pragma_poison): Don't do a callback for poison identifiers.
3453 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
3454 * cppmain.c (setup_callbacks): Similarly.
3456 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
3458 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
3459 handle multiple sets.
3460 * except.c (sjlj_mark_call_sites): .... here.
3461 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
3463 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
3465 Suggested by Richard Henderson and Richard Kenner:
3466 * combine.c (recog_for_combine): Use the fake recog
3467 only if instruction does not match.
3468 * rtl.h (NOOP_MOVE_INSN_CODE): New.
3469 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
3471 * combine.c (try_combine): Discover noop jump as direct jump.
3473 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
3475 * df.c (df_rd_global_compute): Add successors to worklist, not
3477 (df_ru_global_compute): Ditto.
3479 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
3481 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
3482 increment REG_N_SETS.
3484 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
3486 * sbitmap.h: New prototype for sbitmap_a_xor_b.
3488 * sbitmap.c (sbitmap_a_xor_b): New function.
3489 ifdef the basic block stuff on IN_GCC.
3491 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3493 * cppexp.c (parse_defined): Always record the macro name.
3494 (lex): Don't worry about identifiers, or special-case
3496 (_cpp_parse_expr): Figure out at the end of the routine
3497 whether we saw a valid !defined() expression.
3498 * cppfiles.c (stack_include_file): Update for mi_valid.
3499 (_cpp_pop_file_buffer): Similarly.
3500 * cpplex.c (_cpp_lex_token): Similarly.
3501 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
3502 mi_if_not_defined, mi_lexed): Remove.
3504 * cpplib.c (do_if): Simplify.
3505 (do_endif, push_conditional, _cpp_handle_directive): Update
3506 for renaming of mi_state to mi_valid.
3508 * cpp.texi: Add index entries for digraphs, and add comment
3509 that C++ refers to them as alternative tokens.
3511 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
3513 * basic-block.h (CLEANUP_PRE_LOOP): New.
3514 * except.c (finish_eh_generation): Update call of cleanup_cfg.
3515 * sibcall.c (optimize_sibling_calls): Likewise.
3516 * toplev.c (rest_of_compilation): Likewise.
3517 * flow.c (try_forward_edges): Take argument MODE;
3518 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
3519 (try_optimize_cfg): Update call of try_forward_edges.
3521 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
3522 Jan Hubicka <jh@suse.cz>
3524 * (validate_replace_rtx_1): Fix simplification of MINUS.
3526 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
3528 PR preprocessor/3669
3529 * cppinit.c (init_dependency_output): Turn off dump requests
3530 if sending dependencies to stdout.
3532 2001-07-28 Richard Henderson <rth@redhat.com>
3534 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
3537 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
3539 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
3541 2001-07-28 Kazu Hirata <kazu@hxi.com>
3543 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
3544 is VAR_DECL first to prevent an ICE.
3546 2001-07-28 Richard Henderson <rth@redhat.com>
3548 * varasm.c (immed_real_const_1): Don't elide special cases for
3550 (clear_const_double_mem): Clear const_tiny_rtx too.
3552 2001-07-28 Richard Henderson <rth@redhat.com>
3554 * dwarf2out.c (dw_val_class_offset): New.
3555 (struct dw_ranges_struct, dw_ranges_ref): New.
3556 (ranges_table, ranges_table_allocated): New.
3557 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
3558 (add_AT_offset, add_ranges, output_ranges): New.
3559 (print_die, output_die): Handle dw_val_class_offset.
3560 (attr_checksum, size_of_die, value_format): Likewise.
3561 (gen_lexical_block_die): Handle non-contiguous blocks.
3562 (gen_block_die): Likewise.
3563 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
3564 if needed. Dump the ranges table.
3565 * final.c (final_start_function): Remove unnecessary notes and
3566 rebuild the block tree before numbering the blocks.
3567 * function.c (reorder_blocks_0): Walk the existing block tree
3568 to unmark all blocks.
3569 (reorder_blocks_1): Create block fragments when duplicate block
3571 (reorder_fix_fragments): New.
3572 (reorder_blocks): Call it.
3573 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
3575 2001-07-28 Richard Henderson <rth@redhat.com>
3577 * emit-rtl.c (adjust_address): Make a copy of the memory address.
3579 2001-07-28 Richard Henderson <rth@redhat.com>
3581 * flow.c (add_to_mem_set_list): New function.
3582 (init_propagate_block_info): Use it.
3583 (mark_set_1): Likewise.
3584 (insn_dead_p): Canonicalize memory address for dead store
3585 comparison. Allow wider mode stores to kill narrower mode stores.
3586 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
3587 (invalidate_mems_from_set): Don't handle MEMs.
3589 2001-07-28 Kazu Hirata <kazu@hxi.com>
3591 * config/h8300/h8300.h: Fix formatting.
3593 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
3595 * basic-block.h (EDGE_FREQUENCY): New macro.
3596 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
3598 * flow.c (find_sub_basic_blocks): Likewise.
3599 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
3600 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
3602 * predict.c (DEF_PREDICTOR): New argument FLAGS.
3603 (HITRATE): New macro.
3604 (PRED_FLAG_FIRST_MATCH): New constant.
3605 (predictor_info): New field flgags.
3606 (combine_predictions_for_insn): Use DS theory to combine
3607 probabilities; set the edge probabilities when finished.
3608 (estimate_probability): Avoid duplicated matches
3609 of LOOP_BRANCH heuristics for nested loops; update comment.
3610 * predict.def: Add flags for each prediction, set probabilities
3611 according to B&L paper.
3612 * predict.h (DEF_PREDICTOR): New argument FLAGS.
3614 * profile.c (compute_branch_probabilities): Cleanup way the edge
3615 probabilities are computed and REG_BR_PROB notes are dropped; if
3616 values does not match, emit error.
3617 (init_branch_prob): Do error instead of warning when profile driven
3618 feedback is missing or corrupt.
3620 2001-07-27 DJ Delorie <dj@redhat.com>
3622 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
3623 against a constant, try to adjust the compare to have the desired
3624 constant in it so that min/max optimizations happen more often.
3626 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3628 * flow.c (last_loop_beg_note): New function.
3629 (redirect_edge_and_branch): Use it.
3630 (split_edge): Likewise.
3632 * alias.c (loop_p): Avoid uninitialized memory access.
3634 * flow.c (try_forward_edges): Avoid accessing freed memory.
3636 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
3639 2001-07-26 Andrew Haley <aph@redhat.com>
3640 Joern Rennecke <amylaar@redhat.com>
3642 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
3643 (SUBTARGET_CPP_ENDIAN_SPEC): New.
3644 (SUBTARGET_CPP_SPEC): New.
3646 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
3647 (SUBTARGET_CPP_PTR_SPEC): New.
3648 (CPP_DEFAULT_CPU_SPEC): New.
3649 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
3650 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
3651 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
3652 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
3653 (SUBTARGET_CPP_SPEC): Define as an empty string.
3655 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3657 * doc/install.texi (Configuration): Properly link the host
3658 specific instructions also when generating HTML.
3660 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
3662 * flow.c (redirect_edge_and_branch_force): Test
3663 target->global_live_at_start.
3665 2001-07-26 Richard Henderson <rth@redhat.com>
3667 * simplify-rtx.c (avoid_constant_pool_reference): Export.
3668 * rtl.h (avoid_constant_pool_reference): Declare it.
3669 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
3670 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
3672 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
3674 * rtl.h (cleanup_barriers): Declare.
3675 * jump.c (cleanup_barriers): New function.
3676 * toplev.c (rest_of_compilation): Call cleanup_barriers
3677 before loop optimizer and after bb_reorder.
3679 * flow.c (back_edge_of_syntactic_loop_p): New.
3680 (split_edge): Use it.
3682 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3684 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
3686 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
3688 * cse.c (cse_process_notes): Replace any registers if the address
3691 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
3693 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
3694 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
3695 (propagate_block): Update prototype.
3696 * flow.c (update_life_info): Simplify the CFG and
3697 recalculate the global regs which are alive when
3698 removing dead code during a global update.
3699 (propagate_block): Return non-zero if an INSN is
3702 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3704 * Makefile.in (LIBICONV): Define.
3706 2001-07-26 Catherine Moore <clm@redhat.com>
3708 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
3709 of conditional to avoid tree checking errors.
3711 2001-07-26 Kazu Hirata <kazu@hxi.com>
3713 * regmove.c (regmove_optimize): Don't replace a reg with
3714 another reg of a different mode.
3716 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
3718 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
3719 limit length of dependancy flush list.
3720 * params.h (MAX_PENDING_LIST_LENGTH): Define.
3721 * sched-int.h (struct deps): Add pending_flush_length field.
3722 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
3723 has 1 element in it.
3724 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
3725 (sched_analyze): After a jump, if the pending memory flush list is too
3726 large, flush the pending lists.
3727 (init_deps): Initialize pending_flush_length to 0.
3728 * doc/invoke.texi (max_pending_list_length): Document parameter.
3730 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
3732 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
3733 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
3734 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
3736 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3738 * cpphash.h (struct_lexer_state): Delete was_skipping.
3739 Move skipping here from struct cpp_reader.
3740 * cpplex.c (parse_identifier): Update.
3741 (_cpp_lex_token): Don't skip tokens in a directive.
3742 * cpplib.c (struct if_stack): Update.
3743 (start_directive, end_directive): Don't change skipping state.
3744 (_cpp_handle_directive): Update.
3745 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
3746 (do_else, do_endif): Update; only check for excess tokens if not
3747 in a skipped conditional block.
3748 (push_conditional): Update for new struct if_stack.
3750 2001-07-26 Graham Stott <grahams@redhat.com>
3752 * function.c (locate_and_pad_parm): Also pad initial offset
3753 so that the total argument size also includes the padding.
3755 2001-07-26 Graham Stott <grahams@redhat.com>
3757 * gensupport.c (alter_output_for_insn): Correct enable checking failure
3758 change XSTR to XTMPL.
3760 (process_one_cond_exec): Likewise
3762 2001-07-25 Richard Henderson <rth@redhat.com>
3764 * varasm.c (assemble_variable): Create DECL_RTL before setting
3767 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
3769 * predict.c (estimate_probability): Avoid duplicated predictions.
3771 * loop.c (find_and_verify_loops): Grok multiple barriers.
3773 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3775 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
3777 * dbxout.c: Consistently use putc instead of fputc.
3778 (print_wide_int): New function; call instead of direct fprintf.
3779 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
3780 (dbxout_type_fields, dbxout_type_method_1): Likewise.
3781 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
3782 (print_int_cst_octal): Likewise.
3783 (print_octal): Show we wrote characters.
3784 (dbxout_type): Set have_used_extensions in more places.
3786 2001-07-25 Catherine Moore <clm@redhat.com>
3788 * config/v850/v850.c (v850_va_arg): Use addr
3789 instead of valist to build incr.
3791 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
3793 * flow.c (delete_dead_jumptables): New function.
3794 (life_analyzis): Call it.
3795 * bb-reorder.c (skip_insns_after_block): Handle contradictory
3798 2001-07-25 Richard Henderson <rth@redhat.com>
3800 * except.c (reachable_handlers): Handle a region being removed
3801 out from under a RESX.
3803 2001-07-25 Richard Henderson <rth@redhat.com>
3805 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
3806 swap GE/GT if it is an fp comparison.
3808 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
3810 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
3813 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
3815 * ssa.c (rename_insn_1): Do not wrap an assignment to a
3816 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
3819 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
3821 (visit_expression): When attempting to simplify an expression,
3822 retrieve any modes for arguments before they are simplified
3825 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
3826 Janis Johnson <janis@us.ibm.com>
3828 * stmt.c (expand_goto): A nonlocal goto can be a call too.
3829 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
3830 pointer parameters to match documented usage of nonlocal_goto.
3831 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
3832 parameters to their correct order.
3833 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
3834 parameters to their correct order.
3836 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
3838 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
3840 2001-07-25 Jan Hubicka <jh@suse.cz>
3841 Richard Henderson <rth@redhat.com>
3843 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
3845 (make_edges): New argument update_p; populate the edge cache if set.
3846 (find_basic_blocks): Update make_edges invocation.
3848 2001-07-24 Joel Sherrill <joel@OARcorp.com>
3850 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
3852 2001-07-24 Joel Sherrill <joel@OARcorp.com>
3854 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
3855 -Acpu and -Amachine.h.
3856 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
3857 Corrected header to say ELF not a.out.
3858 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
3859 when given -msoft-float.
3861 2001-07-24 Joel Sherrill <joel@OARcorp.com>
3863 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
3864 extra multilib parts like arm-elf.
3865 (i960-*-coff*, i960-*-rtems): Should not use collect2.
3866 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
3867 crtfini.o as extra multilib parts.
3869 2001-07-24 Joel Sherrill <joel@OARcorp.com>
3871 * configure.in: Add rtems as a supported thread model.
3872 * gthr-rtems.h: Add missing entry point __gthread_active_p.
3873 * configure: Rebuilt.
3875 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
3877 * stor-layout.c (get_mode_alignment): make it work when
3878 BITS_PER_UNIT is not a power of two.
3879 * builtins.c (get_pointer_alignment): Likewise.
3881 2001-07-24 Richard Henderson <rth@redhat.com>
3883 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
3884 the retrieved constant into the expected mode.
3886 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
3888 * flow.c (try_simplify_condjump): Avoid duplicated edges.
3889 (verify_flow_info): Check for duplicated edges; clarify
3892 * flow.c (block_label): Update basic_block_for_insn.
3893 (commit_edge_insertions): Call compute_bb_for_insn.
3895 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
3898 * flow.c (redirect_edge_and_branch,
3899 try_optimize_cfg): Use redirect_edge_succ_nodup
3900 (redirect_edge_succ_nodup): New.
3901 * basic_block.h (redirect_edge_succ_nodup): Declare.
3903 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
3906 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
3908 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
3909 (try_crossjump_to_edge): Update commetns.
3910 (try_crossjump_bb): Likewise.
3912 2001-07-24 Richard Henderson <rth@redhat.com>
3914 * combine.c (distribute_notes): Move set of need_refresh
3915 for noop_move_p down to catch all cases.
3917 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
3919 * recog.c (split_all_insns_noflow): New.
3920 * rtl.h (split_all_insns_noflow): Declare.
3921 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
3922 * m68hc11.c (m68hc11_reorg): Likewise.
3923 * sh.c (machine_dependent_reorg): Likewise.
3924 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
3927 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
3929 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
3930 (ashlsi3_n splitter): Likewise.
3931 (lshrsi3_n splitter): Likewise.
3933 (GOTaddr2picreg): Make const SImode.
3934 (sym_label2reg): Likewise.
3935 (symGOT2reg): Likewise.
3936 (symGOTOFF2reg) Likewise.
3938 (casesi_worker_0): Make unspec SImode.
3940 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
3942 * config/sh/sh.c (barrier_align): Check that an operand really is
3943 an insn before extracting its INSN_CODE.
3945 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
3947 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
3950 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
3951 for SImode to prevent overflow.
3953 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3955 * config/mips/irix6-libc-compat.c: New file.
3956 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
3957 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
3960 2001-07-24 lars brinkhoff <lars@nocrew.org>
3962 * rtl.texi (REG_POINTER): Document.
3963 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
3964 QFmode, HFmode, TQFmode, QCmode, and HCmode.
3966 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
3968 * flow.c (delete_noop_moves): Do not confuse libcall regions.
3970 2001-07-23 Richard Henderson <rth@redhat.com>
3972 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
3974 2001-07-23 Kazu Hirata <kazu@hxi.com>
3976 * config/h8300/h8300-protos.h: Add a prototype for
3977 general_operand_dst_push.
3978 * config/h8300/h8300.c (general_operand_dst_push): New.
3979 * config/h8300/h8300.h (OK_FOR_T): New.
3980 (EXTRA_CONSTRAINT): Use it.
3981 * config/h8300/h8300.md (movqi_push): Remove and integrate into
3982 the existing movqi pattern.
3983 (movhi_push): Likewise.
3985 * reload.c: Fix comment typos.
3987 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
3989 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
3991 2001-07-23 H.J. Lu (hjl@gnu.org)
3993 * doc/extend.texi: Update __builtin_return_address and
3994 __builtin_frame_address.
3996 2001-07-23 Richard Henderson <rth@redhat.com>
3998 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
4000 * config/i386/i386.md: New setcc+movzbl peephole2.
4002 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4004 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
4005 * objc/objc-act.c: Include debug.h.
4006 (synth_module_prologue): Save and restore debug hooks too.
4008 2001-07-23 lars brinkhoff <lars@nocrew.org>
4010 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
4011 and C4X_FLOAT_FORMAT.
4012 (BOOL_TYPE_SIZE): Document.
4014 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
4016 * unroll.c (loop_iterations): Fix miscalculation of initial
4019 2001-07-13 Andrew Haley <aph@redhat.com>
4021 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
4022 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
4023 * config/sh/sh.c (sh_can_redirect_branch): New function.
4024 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
4025 * reorg.c (steal_delay_list_from_target): Use
4026 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
4028 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
4030 * flow.c (try_simplify_condjump): Unlink insn chain on
4031 fallthru edge; use can_fallthru.
4033 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
4035 * basic-block.h (find_sub_basic_block): Declare.
4036 * flow.c (make_edges): New arguments MIN and MAX;
4037 (find_sub_basic_blocks): Revamp to use make_edges
4038 and purge_dead_edges.
4039 (find_basic_blocks): Update call of find_sub_basic_block.
4041 * recog.c (split_all_insns): Always expect CFG to be consistent;
4042 call find_sub_basic_blocks in case something has changed.
4043 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
4046 * basic-block.h (delete_noop_moves): Declare.
4047 * combine.c (combine_instructions): Call it.
4048 (recog_for_combine): Tolerate noop moves
4049 (distribute_notes): Force refresh when register dies at noop move.
4050 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
4052 (life_analysis): Update delete_noop_moves call.
4053 (set_noop_p): Move too ...
4054 * rtlanal.c (noop_move_p): ... here.
4055 * rtl.h (noop_move_p): Declare.
4057 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
4058 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
4060 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
4061 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
4063 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
4065 * reload.c (push_reload): Fix typo in comment.
4066 (find_reloads_address): Ditto.
4067 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
4069 2001-07-22 Richard Henderson <rth@redhat.com>
4071 * flow.c: Grammar check and clarify a lot of comments.
4072 (try_simplify_condjump): Rename variables to be clearer.
4073 (try_forward_edges): Skip complex and fallthru edges.
4074 Rearrange tests to avoid duplicate checks.
4075 (flow_find_cross_jump): Likewise.
4076 (outgoing_edges_match): Allow match if neither branch has
4077 probability data. Loosen probability match to 5%.
4078 (try_crossjump_to_edge): Hoist repeated indirection into
4080 (try_crossjump_bb): Don't check complex edges. Eliminate
4081 redundant crossjump tests.
4082 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
4083 checks before more expensive checks.
4085 2001-07-22 Richard Henderson <rth@redhat.com>
4087 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
4088 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
4091 2001-07-22 Richard Henderson <rth@redhat.com>
4093 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
4094 (const_sint32_operand): Likewise.
4095 * m68k.md (anon mulsi pattern): Use const_int_operand not
4096 const_sint32_operand.
4097 (umulsi3_highpart): Zero extend a constant input.
4098 (smulsi3_highpart): Don't bother checking SImode constant.
4099 (const_umulsi3_highpart): Give op3 DImode.
4100 (const_smulsi3_highpart): Likewise.
4102 2001-07-22 Richard Henderson <rth@redhat.com>
4104 * flow.c (split_block): Make sure bb_note is included in the
4105 new block when splitting before a label.
4107 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
4109 * basic-block.h (redirect_edge_and_branch_force,
4110 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
4111 * flow.c (redirect_edge_and_branch_force,
4112 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
4113 (redirect_edge_and_branch_force): Fix copying of lifeness information.
4114 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
4115 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
4116 instead of label; update CFG after transformation.
4117 (find_if_case_1): Update call, use redirect_edge_and_branch_force
4118 for finishing the transformation; handle even case where ELSE
4119 does not follow THEN.
4120 (find_if_case_2): Update call of dead_or_predictable; simplify
4123 * emit-rtl.c (split_branch_probability): New global variable.
4124 (try_split): Take care to set split_branch_probability and
4125 create REG_BR_PROB note for new jump insns.
4126 * md.texi (define_split): Document new feature.
4128 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
4130 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
4132 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
4133 (asm_out_file): Remove redundant declaration.
4134 (assemble_asm): Remove old #if 0 block.
4135 (assemble_variable): Remove end of function; debug output is
4136 now handled with global_decl. Remove old #if 0 block. Update.
4137 Remove saved_in_section and associated no-op code.
4138 * Makefile.in (varasm.o): Correct dependencies.
4140 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
4142 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
4143 the definition in defaults.h.
4145 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
4147 * jump.c: Update comments.
4148 (delete_barrier_successors, delete_unreferenced_labels,
4149 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
4150 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
4151 jump_optimize, jump_optimize_minimal): Kill.
4152 (rebuild_jump_labels): Move code from jump_optimize_1.
4153 (purge_line_number_notes): Likewise.
4154 (copy_loop_headers): Likewise.
4155 * reg-stack.c: Update comment.
4157 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
4158 JUMP_AFTER_REGSCAN): Kill.
4159 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
4160 purge_line_number_notes and copy_loop_headers.
4162 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
4163 Richard Henderson <rth@redhat.com>
4165 * dbxout.c (dbxout_global_decl): New.
4166 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
4167 * sdbout.c (sdbout_finish): New.
4168 (sdbout_debug_hooks): Use it, add comments.
4169 (sdbout_global_decl): Defer initialised public vars to
4171 * varasm.c (assemble_variable): Don't output debug information
4172 for file-scope variables.
4174 2001-07-22 Richard Henderson <rth@redhat.com>
4176 * config/alpha/alpha.c (get_trap_mode_suffix): New.
4177 (get_round_mode_suffix): New.
4178 (print_operand): Use them for [/]. Remove support for [&'`()+].
4179 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
4180 * config/alpha/alpha.md (attr round_suffix): New.
4181 (attr trap_suffix): New.
4182 (all insns): Set them appropriately. Use %/ instead of the
4185 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4187 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
4189 2001-07-22 Richard Henderson <rth@redhat.com>
4191 * regrename.c (regrename_optimize): Compute nregs for each
4192 potential target register.
4194 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
4195 Richard Henderson <rth@redhat.com>
4197 * dbxout.c (dbxout_global_decl): New.
4198 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
4199 * sdbout.c (sdbout_finish): New.
4200 (sdbout_debug_hooks): Use it, add comments.
4201 (sdbout_global_decl): Defer initialised public vars to
4203 * varasm.c (assemble_variable): Don't output debug information
4204 for file-scope variables.
4206 2001-07-21 H.J. Lu (hjl@gnu.org)
4208 * config/mips/mips.c (mips_cpu): Moved into ...
4209 (override_options): Here.
4211 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
4213 (mips_cpu): Removed.
4215 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4217 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
4218 ("iorqi3"): Likewise.
4219 ("xorqi3"): Likewise.
4220 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
4221 ("*subhi3_sp): Likewise.
4222 ("*subhi3"): Likewise.
4223 ("extendhisi2"): Accept D, X and Y as source operand to avoid
4226 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
4228 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
4229 * config/freebsd.h: Likewise.
4230 * config/linux.h: Likewise.
4231 * config/openbsd.h: Likewise.
4232 * config/alpha/linux-elf.h: Likewise.
4233 * config/arm/linux-elf.h: Likewise.
4234 * config/d30v/d30v.h: Likewise.
4235 * config/fr30/fr30.h: Likewise.
4236 * config/ia64/aix.h: Likewise.
4237 * config/ia64/ia64.h: Likewise.
4238 * config/mips/linux.h: Likewise.
4239 * config/pj/pj.h: Likewise.
4240 * config/rs6000/linux.h: Likewise.
4241 * config/sparc/linux.h: Likewise.
4242 * config/sparc/linux64.h: Likewise.
4244 2001-07-20 Bruce Korb <bkorb@gnu.org>
4246 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
4247 because getc() and char* may disagree on signedness.
4249 2001-07-20 Richard Henderson <rth@redhat.com>
4251 * doc/rtl.texi (REG_DEAD): Update for current semantics.
4253 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
4254 insns to delete in the presence of cc0 in a jump insn.
4256 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
4257 Jan Hubicka <jh@suse.cz>
4259 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
4260 of doing the change by hand.
4262 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
4264 * rtlanal.c (set_noop_p): Return true for noop jumps.
4266 * expr.c (emit_single_push_insn): Add call to push expander.
4267 * expr.h (optab_index): Add OTI_push
4268 (push_optab): New constant.
4269 * genopinit.c (optabs): Add push_optab.
4270 * optabs.c (init_optab): Init push optab.
4271 * md.texi (push??1): Document
4273 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4275 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
4276 expand to emit the pattern; put a REG_INC note for push/pop
4278 ("movdf", "movdf_internal"): Likewise.
4279 ("movsi", "movsi_internal"): Likewise.
4280 ("movsf", "movsf_internal"): Likewise.
4281 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
4283 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4285 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
4288 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
4290 * params.def: Change default max inline insns to 100.
4292 2001-07-20 Diego Novillo <dnovillo@redhat.com>
4294 * combine.c (combine_simplify_rtx): Generate a new shift operation
4295 when simplifying the first operand of a (neg (ashift)) expression.
4297 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4299 * regclass.c (N_REG_INTS): Use only 32 bits per element.
4301 2001-07-20 Kelley Cook <kelley.cook@home.com>
4303 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
4304 information. Move rest into ...
4305 (*-*-solaris): ... here. Eliminate redundant information and
4306 reword necessary packages section. Delete 4.x assembler bug info.
4307 (sparc-sun-*): Merge into ...
4308 (sparc-sun-sunos*): here.
4310 2001-07-20 Catherine Moore <clm@redhat.com>
4312 * config/v850/v850.md (casesi): Generate LABEL_REF
4315 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
4317 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
4318 * i386.c (ix86_zero_extend_to_Pmode): Make global.
4319 * i386.md (strclrsi expander): Use it.
4321 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
4323 * integrate.c (copy_insn_list): handle
4324 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
4325 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
4326 identically as to CODE_LABEL.
4328 * fold-const (fold): Convert A/B/C to A/(B*C) and
4331 * except.c (connect_post_landing_pads): Delete the RESX insns.
4333 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
4335 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
4337 * config/mips/mips.md (nmadd/nmsub): Use macro.
4339 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
4341 * cppinit.c (remove_dup_dir): Make static.
4342 (remove_dup_dirs): Make static. Only warn about preempting a
4343 system directory with a non-system directory.
4345 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
4347 * ifcvt.c (noce_try_store_flag_constants): Correct order
4348 of parameters to trunc_int_for_mode.
4350 2001-07-19 Mark Mitchell <mark@codesourcery.com>
4352 * reorg.c (fill_simple_delay_slots): If an instruction might throw
4353 an exception that will be caught within this function, do not fill
4354 its delay slot with any subsequent instruction.
4356 2001-07-19 Steve Ellcey <sje@cup.hp.com>
4358 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
4359 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
4360 pointer extension instruction.
4361 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
4362 * simplify-rtx.c (simplify_unary_operation) Likewise.
4363 * explow.c (convert_memory_address) Check value of
4364 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
4366 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
4367 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
4368 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
4369 Add Multilib Support.
4370 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
4371 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
4372 Add Multilib Support.
4373 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
4375 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
4376 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
4377 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
4379 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
4381 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
4382 old and new operands in `<', `3' and `b'.
4384 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
4386 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
4387 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
4388 (toplev.o): Don't depend on xcoffout.h.
4389 * c-decl.c: Include debug.h
4390 (duplicate_decls): Use debug hook.
4391 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
4392 (dbx_debug_hooks, xcoff_debug_hooks): Update.
4393 (dbxout_types): Remove.
4394 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
4395 * debug.c (do_nothing_debug_hooks): Update.
4396 (debug_true_tree, debug_nothing_rtx): New.
4397 * debug.h (struct rtx_def): New.
4398 (struct gcc_debug_hooks): New hooks ignore_block,
4399 outlining_inline_function and label.
4400 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
4401 dwarf2out_frame_finish): New.
4402 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
4403 Make static, update prototype.
4404 (dwarf2_debug_hooks): Update.
4405 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
4406 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
4407 * dwarfout.c (dwarf_debug_hooks): Update.
4408 * emit-rtl.c: Include debug.h.
4409 (remove_unnecessary_notes): Use debug hook.
4410 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
4411 (final_scan_insn): Use debug hook.
4412 * integrate.c (output_inline_function): Use debug hook.
4413 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
4414 (sdb_debug_hooks): Update.
4415 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
4416 * toplev.c: Don't include xcoffout.h.
4417 (note_outlining_of_inline_function, debug_ignore_block): Remove.
4418 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
4420 * tree.h (dwarf2out_do_frame): Remove.
4422 2001-07-19 Catherine Moore <clm@cygnus.com>
4424 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
4426 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
4428 * reload1.c (eliminate_regs_in_insn): When updating a set
4429 to the frame pointer to the hardware frame pointer, perform
4430 the update always not just when REPLACE is set.
4432 * reload1.c (choose_reload_regs): Don't inherit a reload
4433 that crosses multiple registers if registers past the first
4434 don't fit in the desired class.
4436 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
4437 when negating constants.
4439 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
4441 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
4442 * doc/tree.texi: Ditto.
4444 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
4445 Jakub Jelinek <jakub@redhat.com>
4447 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
4448 (extract_cie_info): Handle "eh" augmentation properly,
4450 (struct frame_state, __frame_state_for): New.
4452 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4454 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
4455 HANDLE_SYSV_PRAGMA): Define.
4456 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
4458 (copy_object): Caller changed.
4460 2001-07-19 Andreas Schwab <schwab@suse.de>
4462 * configure.in (assembler dwarf2 debug_line support): Define nop
4464 * configure: Regenerated.
4466 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
4468 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
4470 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
4471 to conditionally compiled block.
4472 (dbx_debug_hooks, xcoff_debug_hooks): Update.
4473 * dbxout.h (dbxout_function): Remove.
4474 * debug.c (do_nothing_debug_hooks): Update.
4475 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
4476 global_decl, deferred_inline_function.
4477 * dwarf2out.c (dwarf2_debug_hooks): Update.
4478 (dwarf2out_global_decl): New.
4479 * dwarfout.c: Don't include dwarfout.h.
4480 (dwarfout_global_decl, dwarfout_function_decl,
4481 dwarfout_deferred_inline_function): New.
4482 (dwarf_debug_hooks): Update.
4483 * dwarfout.h: Remove.
4484 * final.c: Don't include dwarfout.h.
4485 * sdbout.c (sdbout_global_decl): New.
4486 (sdbout_debug_hooks): Update.
4487 * toplev.c: Don't include dwarfout.h.
4488 (check_global_declarations, rest_of_compilation): Use new debug hooks.
4489 (note_deferral_of_defined_inline_function): Remove.
4490 * toplev.h (note_deferral_of_defined_inline_function): Remove.
4491 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
4492 * ch/lex.c: Don't include dwarfout.h.
4493 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
4494 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
4495 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
4496 * cp/optimize.c: Include debug.h.
4497 (maybe_clone_body): Use debug hook.
4498 * cp/semantics.c: Include debug.h.
4499 (expand_body): Use debug hook.
4500 * po/POTFILES.in: Remove dwarfout.h.
4502 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
4504 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
4505 * c-parse.in (yyerror, _yylex): Similarly.
4506 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
4507 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
4509 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
4510 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
4512 2001-07-18 Jeff Sturm <jsturm@one-point.com>
4514 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
4515 in-class declaration at -g1. Fixes c++/2814.
4517 2001-07-18 Richard Henderson <rth@redhat.com>
4519 * doc/md.texi (reload_in/out): Document restrictions in predicates
4520 and constraints for these patterns. Document empty string matching
4523 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4525 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
4527 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4529 * cse.c: Undo my previous patch.
4531 2001-07-18 Tom Tromey <tromey@redhat.com>
4534 * configure: Rebuilt.
4535 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
4537 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
4539 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
4540 Jan Hubicka <jh@suse.cz>
4542 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
4543 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
4544 * jump.c (mark_jump_label): Do not forward branches.
4546 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
4548 * cse.c (delete_trivially_dead_insns): Delete the libcall block
4549 when return value is unused.
4551 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
4553 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
4555 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
4557 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
4558 on error. We can't blindly return the result of
4559 pthread_mutex_trylock because it returns a positive number on
4560 error, while we must return -1 on error.
4561 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
4563 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
4565 2001-07-18 Andreas Jaeger <aj@suse.de>
4567 * integrate.c (output_inline_function): Correct type of debug_hooks.
4569 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
4571 * combine.c (combine_simplify_rtx): DIV can be treated
4572 associatively for floats if unsafe math optimisations are enabled.
4574 2001-07-17 Richard Henderson <rth@redhat.com>
4576 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
4578 2001-07-17 Richard Henderson <rth@redhat.com>
4580 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
4581 don't force the function address into a register.
4582 (expand_call, emit_library_call_value_1): Update callers.
4583 * builtins.c (expand_builtin_apply): Likewise.
4584 * expr.h (prepare_call_address): Update decl.
4586 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
4588 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
4590 * config/i386/chorus.h: Move up.
4591 * config/sparc/chorus.h: Likewise.
4592 * config/rs6000/chorus.h: Likewise.
4593 * config/chorus.h: Moved here.
4595 2001-07-17 Andreas Schwab <schwab@suse.de>
4597 * configure.in (assembler eh_frame optimization): Handle big
4599 * configure: Regenerated.
4601 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
4603 * expr.c (epxand_expr): Convert divisions into multiplications by
4604 reciprocals if -ffast-math.
4606 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
4608 * dbxout.c (dbxout_really_begin_function): Rename to
4609 dbxout_begin_function.
4610 (dbx_debug_hooks, xcoff_debug_hooks): Update.
4611 (dbxout_begin_function): Remove.
4612 (dbxout_function): Update.
4613 (dbxout_source_line): Update prototype.
4614 * dbxout.h (dbxout_begin_function): Remove.
4615 * debug.c (do_nothing_debug_hooks): Update.
4616 (debug_nothing_tree): Update.
4617 (debug_nothing_charstar_rtx): Remove.
4618 * debug.h (union tree_node): Declare.
4619 (struct rtx_def): Remove.
4620 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
4621 begin_function. Change source_line prototype.
4622 (debug_nothing_tree): New.
4623 (debug_nothing_charstar_rtx): Delete.
4624 (dwarf2out_begin_prologue): Moved from ...
4626 * dwarf2out.c (dwarf2_debug_hooks): Update.
4627 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
4628 debug info, call dwarf2out_source_line.
4629 (dwarf2out_souce_line): Update prototype.
4630 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
4631 Change prototype, make static.
4632 (dwarfout_source_line): Update prototype.
4633 (dwarf_debug_hooks): Update.
4634 * dwarfout.h (dwarfout_begin_function): Remove.
4635 * final.c (final_start_function, final_scan_insn): Use appropriate
4636 debug hooks, update to use notice_source_line.
4637 (output_source_line): Rename notice_source_line. Don't call the
4638 source_line debug hook.
4639 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
4640 make static, update prototype.
4641 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
4643 (sdbout_end_prologue): New.
4644 (sdbout_source_line): Update prototype.
4645 (sdbout_debug_hooks): Update.
4646 (sdbout_symbol): Remove unused var.
4647 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
4649 * varasm.c: Include debug.h.
4650 (assemble_start_function): Use begin_function debug_hook.
4651 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
4652 update with prototype.
4653 (xcoffout_source_line): Update prototype.
4654 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
4656 (xcoffout_source_line): Update prototype.
4658 2001-07-17 Richard Henderson <rth@redhat.com>
4660 * c-typeck.c (build_binary_op): Do not shorten unsigned
4661 right shift after sign extension.
4663 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
4665 * combine.c (combine_simplify_rtx): Attempt to simplify
4666 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
4668 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
4669 (simplify_binary_operation, simplify_unary_operation,
4670 simplify_relational_operation): Use it.
4672 * combine.c (combine_simplify_rtx): Don't do associative law
4673 on divisions; allow associative law on floats.
4675 2001-07-17 H.J. Lu <hjl@gnu.org>
4676 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4678 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
4679 ASM_OUTPUT_WEAK_ALIAS are defined.
4680 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
4681 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
4683 * config/mips/iris5.h: ... here.
4684 (HANDLE_SYSV_PRAGMA): Defined as 1.
4685 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
4686 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
4689 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
4691 * c-parse.in (all_prefix_attributes): New variable.
4692 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
4693 (maybe_resetattrs): New production.
4694 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
4695 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
4696 notype_initdcl, nested_function, notype_nested_function,
4697 component_decl, components, components_notype,
4698 component_declarator, component_notype_declarator,
4699 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
4700 ivars, mydecl, myparm): Update. Avoid prefix attributes just
4701 after a comma being applied to more than one declarator.
4702 * doc/extend.texi (Attribute Syntax): Update. Remove
4703 documentation of bugs that are no longer present.
4705 2001-07-13 Eric Christopher <echristo@redhat.com>
4707 * config/mips/mips.h: Change TUNE_MIPS* options to use
4709 (EXTRA_SPECS): Add cc1_cpu_spec.
4710 * config/mips/mips.md (muldf3): Fix typo.
4712 2001-07-16 Richard Henderson <rth@redhat.com>
4714 * config/m68k/m68k.c: Include expr.h and reload.h.
4715 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
4716 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
4718 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
4719 Richard Henderson <rth@redhat.com>
4721 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
4722 (insn_live_p): Fix fall off end of function.
4723 (dead_libcall_p): Remove COUNTS argument; update callers.
4724 (delete_trivially_dead_insns): Remove unused variables.
4726 2001-07-17 Andreas Jaeger <aj@suse.de>
4728 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
4731 * lcm.c (optimize_mode_switching): Avoid warning for unused
4732 variable if !NORMAL_MODE.
4734 * flow.c (try_crossjump_to_edge): Remove unused variable.
4736 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
4738 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
4739 atexit declaration in stdlib.h.
4741 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
4743 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
4745 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
4747 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
4748 * except.c (finish_eh_generation): Update call of cleanup_cfg;
4749 do rebuild_jump_labels instead of jump_optimize
4750 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
4751 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
4752 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
4754 * flow.c: Include timevar.h
4755 (find_basic_block): Push/pop timevar;
4756 (cleanup_cfg): Likewise.
4757 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
4758 * Makefile: Add dependencies on timevar.h
4760 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
4761 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
4763 * rtl.h (delete_trivially_dead_insns): Add new parameter.
4764 * toplev.c (rest_of_compilation): Update calls.
4765 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
4766 (delete_trivially_dead_insns): ... here; accept new argument
4767 preserve_basic_blocks; preserve basic blocks if set.
4769 * reg-stack.c (stack_regs_mentioned): Return 0 if
4770 stack_regs_mentioned_data is not initialized.
4771 (reg_to_stack): Make stack_regs_mentioned survive after the
4772 reg-stack is completted; do not call cleanup_cfg.
4773 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
4774 make cleanup_cfg after bb-reorder to output to debug file.
4776 2001-07-16 Richard Henderson <rth@redhat.com>
4778 * regclass.c (init_reg_sets): Use only 32 bits per initializer
4779 from int_reg_class_contents.
4781 2001-07-16 Richard Henderson <rth@redhat.com>
4783 * hard-reg-set.h (regs_invalidated_by_call): Declare.
4784 * regclass.c (regs_invalidated_by_call): Move from cse.c.
4785 (init_reg_sets_1): Move initialization from cse_main.
4786 * cse.c (regs_invalidated_by_call): Move to regclass.c.
4787 (cse_main): Move its initialization also.
4788 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
4789 * flow.c (propagate_one_insn): Likewise.
4790 * gcse.c (compute_hash_table): Likewise.
4791 (compute_kill_rd, compute_store_table): Likewise.
4792 * sched-deps.c (sched_analyze_1): Likewise.
4794 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
4796 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
4799 2001-07-16 Steve Ellcey <sje@cup.hp.com>
4801 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
4802 in if statement so we don't access undefined memory.
4804 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
4806 * gcse.c: Update comment at top.
4807 Update comment on mem handling.
4808 mem_last_set, mem_first_set, mem_set_in_block: gone.
4809 Declaration of reg_set_info: gone.
4810 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
4811 pointless with load_killed_in_block_p (they are *more*
4812 conservative then it, not less, and less accurate).
4813 (oprs_not_set_p): Ditto.
4814 (alloc_gcse_mem): Don't allocate mem_set_in_block
4815 (free_gcse_mem): Don't free it, either.
4816 (record_last_mem_set_info): Update comment in front, remove
4817 mem_*set_* stuff. Note the reason we don't handle stores directly
4819 (compute_hash_table): Update comments to reflect reality. Remove
4820 mem_*set_* references.
4821 (reset_opr_set_tables): Remove mem_*set_* references.
4823 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
4824 (mark_clobber): Ditto (on both parts, we double set here too).
4825 (expr_killed_p): Remove mem_set_in_block test.
4826 (compute_transp): Remove mem_set_in_block test.
4828 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
4829 of edge, and removal of phi alternative to dump file.
4830 (ssa_ccp_substitute_constants): Add note about register now being
4831 constant, and which uses were replaced in what insns to dump file.
4833 2001-07-16 Andreas Jaeger <aj@suse.de>
4835 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
4836 variables of type HOST_WIDEST_INT.
4838 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
4839 (__bb_exit_func): Correct type of count_max to avoid overflow.
4840 (num_digits): Handle long long argument.
4842 * combine.c (gen_lowpart_for_combine): Remove unused variable.
4844 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4846 * output.h (sdb_begin_function_line): Restore as an extern
4848 * sdbout.c (sdb_begin_function_line): Make extern.
4850 2001-07-15 Richard Henderson <rth@redhat.com>
4852 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
4853 * genrecog.c (maybe_both_true_mode): New.
4854 (maybe_both_true_2): Use it.
4855 (write_switch): Don't put Pmode in a switch.
4856 * rtl.c (mode arrays): Don't explicitly size them.
4858 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4860 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
4861 handling; move unconditional splitting before mode switching.
4863 * i386.md (type): Add fistp type.
4864 (i387, length_attr, scheduling definitions): Handle this type.
4865 (fix_trunc?f?i2): Revamp to use mode switching.
4866 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
4867 * i386.h (fp_cw_mode): New enum
4868 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
4869 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
4871 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4873 * Makefile.in (integrate.o): Add debug.h.
4874 * integrate.c (debug.h): Add.
4875 (output_inline_function): Save, reset, and restore debug_hooks.
4877 2001-07-15 Richard Henderson <rth@redhat.com>
4879 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
4880 instead of COMPARE for the EQUIV expression.
4882 2001-07-15 Richard Henderson <rth@redhat.com>
4884 * flow.c (redirect_edge_and_branch_force): Initialize
4885 global_live_at_start and global_live_at_end.
4886 (allocate_bb_life_data): Export.
4887 * basic-block.h (allocate_bb_life_data): Declare.
4888 * toplev.c (rest_of_compilation): Call it.
4890 2001-07-15 Richard Henderson <rth@redhat.com>
4892 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
4893 (alpha_tablejump_best_label): New.
4894 * config/alpha/alpha-protos.h: Declare them.
4895 * config/alpha/alpha.md: Use braced strings for code blocks.
4896 (tablejump_osf): Break out add with r29.
4897 (tablejump_osf_internal): Remove.
4898 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
4899 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
4901 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
4903 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
4906 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
4908 * i386-protos.h (ix86_split_fp_branch): Update prototype.
4909 (ix86_fp_jump_nontrivial_p): New.
4910 * i386.md (fp_jcc_?): Update call of split_fp_branch;
4911 use ix86_fp_jump_nontrivial_p.
4912 * i386.c (ix86_fp_jump_nontrivial_p): New.
4913 (ix86_split_fp_branch): Accept code instead of rtx.
4914 (ix86_expand_compare): Expand comparison early in case
4915 doing so is resonably cheap.
4917 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
4919 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
4921 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
4922 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
4924 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
4926 * dbxout.c (dbxout_source_line): Make static, update prototype.
4927 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
4928 (dbxout_init, dbxout_finish, dbxout_source_line,
4929 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
4930 * dbxout.h (dbxout_source_line): Delete.
4931 * debug.c (debug_nothing_file, debug_nothing_file_int,
4932 debug_nothing_file_charstar_rtx): New.
4933 (do_nothing_debug_hooks): Update.
4934 (debug_nothing_void, debug_nothing_charstar_rtx,
4935 dwarf2out_end_epilogue): New.
4936 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
4937 * debug.h (struct rtx_def): Declare.
4938 (gcc_debug_hooks): New hooks source_line, end_epilogue
4940 (debug_nothing_void, debug_nothing_charstar_rtx,
4941 dwarf2out_end_epilogue): New.
4942 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
4943 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
4944 (dwarf2_debug_hooks): Update.
4945 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
4946 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
4947 * dwarf2out.h (dwarf2out_source_line): Remove.
4948 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
4949 Make static, update prototype.
4950 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
4951 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
4952 (dwarf_debug_hooks): Update.
4953 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
4954 dwarfout_end_function): Remove.
4955 * final.c (profile_function): Use debug hooks for ending functions
4957 (output_source_line, final_end_function): Update prototype,
4959 (final_start_function, final_scan_insn): Update.
4960 * output.h (sdb_begin_function_line): Remove.
4961 (final_end_function): Update prototype.
4962 * sdbout.c (sdb_begin_function_line): Make static.
4963 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
4964 (sdbout_source_line): New.
4965 (sdbout_end_epilogue, sdbout_end_function): Make static, update
4967 (sdb_debug_hooks): Update.
4968 (sdbout_init, sdbout_source_line,
4969 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
4970 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
4971 * toplev.c (compile_file, rest_of_compilation): Update.
4972 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
4973 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
4974 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
4975 Update for prototype changes.
4976 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
4977 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
4979 2001-07-15 Richard Henderson <rth@redhat.com>
4981 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
4982 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
4983 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
4984 * config/alpha/alpha.c: Likewise.
4985 * config/alpha/alpha.md: Likewise.
4986 * config/alpha/alpha32.h: Likewise.
4987 * config/alpha/vms.h: Likewise.
4990 2001-07-14 Richard Henderson <rth@redhat.com>
4992 * config/alpha/alpha.md: Use define_constants for unspec values.
4993 Substitute throughout.
4995 2001-07-14 Tim Josling <tej@melbpc.org.au>
4997 * tree.def (EXPON_EXPR) remove. Never supported anyway.
4999 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
5001 * pa.md: Remove unused constraints from define_split's.
5003 2001-04-14 Richard Henderson <rth@redhat.com>
5005 * ifcvt.c (find_cond_trap): Test for exit block.
5007 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
5009 Re-install recently reverted patch.
5010 * emit-rtl.c (try_split): Update mark_jump_label call.
5011 * flow.c (find_sub_basic_blocks): Likewise.
5012 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
5014 (mark_all_labels): Kill second parameter.
5015 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
5016 (rebuild_jump_labels, jump_optimize_minimal): Update call
5018 (jump_optimize_1): Kill crossjumping code.
5019 (mark_jump_label): Kill cross_jump parameter.
5020 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
5021 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
5022 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
5024 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
5026 (dump_file_info): Likewise.
5027 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
5028 reorganize passes to do reg-stack first, bb-reorder second.
5029 * invoke.texi (-d letters doc): Remove the jump2 pass.
5031 2001-07-14 Richard Henderson <rth@redhat.com>
5033 * ifcvt.c (find_cond_trap): New.
5034 (find_if_header): Call it.
5035 (merge_if_block): Relax existing jump sanity check.
5036 * jump.c (jump_optimize_1): Remove conditional trap handling.
5038 2001-07-14 Alan Modra <amodra@bigpond.net.au>
5040 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
5042 (insn_refs_are_delayed): Correct comment.
5043 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
5044 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
5045 instead of r31. Make associated insn !TARGET_64BIT, and
5046 provide an additional 64-bit insn that clobbers r2.
5048 (udivsi3): Likewise.
5050 (umodsi3): Likewise.
5052 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
5054 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
5056 * flow.c (redirect_edge_and_branch_force, split_edge,
5057 try_crossjump_to_edge): Use set_block_for_new_insns.
5058 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
5060 2001-07-13 H.J. Lu (hjl@gnu.org)
5062 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
5065 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
5067 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
5069 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
5071 * c-common.c (decl_attributes): Take a pointer to the node to
5072 which attributes are to be attached, and a flags argument.
5073 * c-common.h (enum attribute_flags): New.
5074 (decl_attributes): Update prototype.
5075 * c-decl.c (start_decl, push_parm_decl, finish_struct,
5076 finish_enum, start_function): Update calls to decl_attributes.
5077 * c-parse.in (component_declarator, component_notype_declarator,
5078 label): Update calls to decl_attributes.
5080 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
5082 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
5083 * config/avr/avr.c (legitimate_address_p): Return value changed
5084 from letter to register classes. For better debugging.
5086 2001-07-13 Kazu Hirata <kazu@hxi.com>
5088 * jump.c (reversed_comparison_code_parts): Fix comment typos.
5090 2001-07-13 H.J. Lu (hjl@gnu.org)
5092 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
5094 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
5096 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
5097 correctly for shared configurations.
5098 * config/t-libgcc-pic: New.
5099 * config/{i386,m68k,sparc}/t-openbsd: New.
5100 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
5101 Support -shared. Support debugging libraries with -g.
5102 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
5103 frame information does not emit pointer diffs.
5104 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
5107 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
5109 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
5111 2001-07-13 David Edelsohn <edelsohn@gnu.org>
5113 * combine.c (try_combine): Ensure const_int pow2 is positive.
5115 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
5117 * config.gcc: Add configuration for s/390.
5118 * config/s390/s390.c: New. Subroutines for code generation.
5119 * config/s390/s390.h: New. Definitions for s/390.
5120 * config/s390/s390-protos.h: New. Prototypes.
5121 * config/s390/linux.h: New. Definitions for linux for s/390.
5122 * config/s390/linux64.h: New. Definitions for linux for zSeries.
5123 * config/s390/t-linux: New. Makefile fragment.
5124 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
5125 * config/s390/fixdfdi.h: New. Fix L_fix*di.
5127 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
5129 * emit-rtl.c (try_split): Update mark_jump_label call.
5130 * flow.c (find_sub_basic_blocks): Likewise.
5131 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
5133 (mark_all_labels): Kill second parameter.
5134 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
5135 (rebuild_jump_labels, jump_optimize_minimal): Update call
5137 (jump_optimize_1): Kill crossjumping code.
5138 (mark_jump_label): Kill cross_jump parameter.
5139 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
5140 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
5141 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
5143 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
5145 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
5146 reorganize passes to do reg-stack first, bb-reorder second.
5147 * invoke.texi (-d letters doc): Remove the jump2 pass.
5149 2001-07-12 Steve Ellcey <sje@cup.hp.com>
5151 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
5153 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
5155 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
5157 (verify_flow_info): Make diagnostics prettier.
5159 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5161 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
5163 * flow.c (outgoing_edges_match): Return early if condition reversal
5166 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
5168 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
5169 (mips_move_2words): When splitting a move into two instructions,
5170 prefix the second address operand with '%D'.
5172 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
5174 * Makefile.in (final.o): Depend on debug.h.
5175 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
5176 (dbx_debug_hooks): Add new hooks.
5177 (xcoff_debug_hooks): New.
5178 * debug.c (debug_nothing_file_int_int): New.
5179 (do_nothing_debug_hooks): Update.
5180 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
5181 (debug_nothing_file_int_int): New.
5182 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
5183 static, update prototype.
5184 (dwarf2_debug_hooks): Update.
5185 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
5186 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
5187 static, update prototype.
5188 (dwarf_debug_hooks): Update.
5189 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
5190 * final.c: Include debug.h.
5191 (final_scan_insn): Use debug hooks when beginning and ending blocks.
5192 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
5193 static, update prototype.
5194 (sdb_debug_hooks): Update.
5195 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
5196 * toplev.c: Distinguish between xcoff and dbx.
5198 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
5199 Call all debug hooks, not just dwarf ones.
5201 2001-07-11 Timothy Wall <twall@redhat.com>
5203 * config.gcc: Add configuration for AIX5/IA64.
5204 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
5205 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
5206 support prefix/suffix code.
5207 * config/ia64/t-aix: New. Makefile fragment.
5208 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
5210 2001-07-11 Kazu Hirata <kazu@hxi.com>
5212 * recog.c (validate_change): Fix a comment typo.
5214 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
5216 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
5217 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
5219 * dbxout.c (dbx_debug_hooks): Add new hooks.
5220 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
5222 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
5224 * dbxout.h (dbxout_start_new_source_file,
5225 dbxout_resume_previous_source_file): Delete.
5226 * debug.c (do_nothing_debug_hooks): Add new hooks.
5227 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
5228 (debug_nothing_int_charstar, debug_nothing_int): New.
5229 * debug.h (gcc_debug_hooks): New hooks define, undef,
5230 start_source_file and end_source_file.
5231 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
5232 (debug_nothing_int_charstar, debug_nothing_int): New.
5233 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
5234 the conditionally compiled section.
5235 (dwarf2out_start_source_file, dwarf2out_end_source_file,
5236 dwarf2out_define, dwarf2out_undef): Make static.
5237 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
5238 dwarf2out_define, dwarf2out_undef): Remove.
5239 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
5240 (dwarfout_start_source_file, dwarfout_end_source_file,
5241 dwarfout_define, dwarfout_undef): Make static.
5242 (dwarfout_start_source_file_check,
5243 dwarfout_end_source_file_check): New.
5244 (dwarfout_define, dwarfout_finish): Update.
5245 * dwarfout.h (dwarfout_start_new_source_file,
5246 dwarfout_resume_previous_source_file, dwarfout_define,
5247 dwarfout_undef): Remove.
5248 * sdbout.c (sdb_debug_hooks): Add new hooks.
5249 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
5251 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
5252 make static, take an arg.
5253 * sdbout.h (sdbout_start_new_source_file,
5254 sdbout_resume_previous_source_file): Delete.
5255 * toplev.c (debug_start_source_file, debug_end_source_file,
5256 debug_define, debug_undef): Delete.
5257 * toplev.h (debug_start_source_file, debug_end_source_file,
5258 debug_define, debug_undef): Delete.
5260 * java/jcf-parse.c: Include debug.h.
5261 (parse_class_file): Update to use debug hooks directly.
5262 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
5264 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5266 * alias.c (set_mem_alias_set): New function.
5267 * rtl.h (set_mem_alias_set): Declare it.
5268 * builtins.c (expand_builtin_return_addr): Call it instead of
5269 using MEM_ALIAS_SET accessor.
5270 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
5271 (get_memory_rtx, expand_builtin_va_arg): Likewise.
5272 (expand_builtin_va_copy):Likewise.
5273 * caller-save.c (setup_save_areas): Likewise.
5274 * calls.c (compute_argument_addresses): Likewise.
5275 * explow.c (set_mem_attributes): Likewise.
5276 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
5277 (expand_assignment, store_constructor_field, store_field): Likewise.
5278 (expand_expr_unaligned): Likewise.
5279 * function.c (assign_stack_temp_for_type): Likewise.
5280 (put_reg_into_stack, gen_mem_addressof): Likewise.
5281 * ifcvt.c (noce_try_cmove_arith): Likewise.
5282 * reload1.c (reload, alter_reg): Likewise.
5283 * config/alpha/alpha.c (get_aligned_mem): Likewise.
5284 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
5285 (alpha_expand_unaligned_store): Likewise
5286 (alpha_expand_unaligned_load_words): Likewise.
5287 (alpha_expand_unaligned_store_words): Likewise.
5288 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
5289 (alpha_expand_epilogue): Likewise.
5290 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
5291 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
5292 * config/i386/i386.c (legitimize_pic_address): Likewise.
5293 * config/i960/i960.c (setup_incoming_varargs): Likewise.
5294 * config/ia64/ia64.c (spill_restore_mem): Likewise.
5295 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
5296 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
5297 * config/mips/mips.c (mips_va_arg): Likewise.
5298 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
5299 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
5300 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5301 (setup_incoming_varargs, rs6000_va_arg): Likewise.
5302 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
5303 (rs6000_emit_epilogue): Likewise.
5304 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
5305 * config/sparc/sparc.c (sparc_va_arg): Likewise.
5306 * config/v850/v850.c (v850_va_arg): Likewise.
5308 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
5310 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
5311 when fallthru edge is present.
5312 (mege_blocks): Handle case where creation of jump insn
5315 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
5316 CLEANUP_POST_REGSTACK): New constants.
5317 * except.c (finish_eh_generation): Update call of cleanup_cfg,
5318 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
5319 * output.h (cleanup_cfg): Update prototype.
5320 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
5321 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
5322 cleanup_cfg call; kill missleading comment.
5323 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
5324 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
5325 parameter; control optimizations performed using it.
5326 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5327 try_crossjump_bb): New functions.
5329 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
5331 * pa.c (pa_output_function_prologue): Delete prototype. Make function
5333 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
5334 pa_output_function_prologue.
5335 * pa-protos.h (pa_output_function_prologue): New prototype.
5337 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
5339 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
5340 and low to get correct sign extension in low+high test.
5342 2001-07-11 Janis Johnson <janis@us.ibm.com>
5344 * gcov.c (arcdata): Use gcov_type to fix branch percentage
5345 for large hit count.
5347 * profile.c (branch_prob): Fix .bbg info for computed gotos
5350 2001-07-11 Mark Mitchell <mark@codesourcery.com>
5352 * stmt.c (parse_output_constraint): New function, split out
5354 (expand_asm_operands): ... here. Use parse_output_constraint.
5355 * tree.h (parse_output_constraint): Declare it.
5357 2001-07-11 Richard Henderson <rth@redhat.com>
5359 * bitmap.c: Comment some functions; fiddle whitespace.
5360 (bitmap_free): Don't export.
5361 (bitmap_element_allocate): Use memset.
5362 * bitmap.h (bitmap_free): Don't declare.
5364 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
5366 * gcse.c, lcm.c, sched-deps.c:
5367 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
5369 * flow.c (flow_loops_find): Free dom if we found no loops, since
5370 we aren't going to save it.
5372 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
5375 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
5377 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
5379 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5381 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
5382 #ifndef DWARF2_DEBUGGING_INFO.
5384 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
5386 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
5388 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
5390 * config/mips/mips.c (gen_int_relational): Tell the caller not to
5391 reverse a branch if a NE comparison is implemented with GTU.
5393 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
5394 H.J. Lu <hjl@gnu.org>
5396 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
5398 (call_internal2): Likewise.
5399 (call_value_internal1): Likewise.
5400 (call_value_internal2): Likewise.
5401 (call_value_multiple_internal1): Likewise.
5402 (call_value_multiple_internal2): Likewise.
5404 2001-07-10 Kazu Hirata <kazu@hxi.com>
5406 * calls.c (emit_library_call_value_1): Fix a comment typo.
5407 * dwarf2out.c (mem_loc_descriptor): Likewise.
5408 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
5410 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
5412 * simplify-rtx.c (simplify_subreg): Fix typo in comment
5414 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5416 * recog.c (offsettable_address_p): Handle LO_SUM case.
5417 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
5418 instead of plus_constant.
5420 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5422 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
5423 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
5425 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5427 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
5428 adjust_address_nv instead of plus_constant.
5430 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
5432 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
5433 dwarf2out.o): Depend on debug.h, wrap long lines.
5434 * dbxout.c: Include debug.h.
5435 (dbx_debug_hooks): New.
5436 (dbxout_init): Make static, take just 2 args.
5437 (dbxout_finish): Make static.
5438 * dbxout.h (dbxout_init, dbxout_finish): Delete.
5439 * debug.c: New file.
5440 * debug.h: New file.
5441 * dwarf2out.c: Include debug.h.
5442 (dwarf2_debug_hooks): New.
5443 (dwarf2out_init): Make static.
5444 (dwarf2out_finish): Make static, take 2 args.
5445 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
5446 * dwarfout.c: Include debug.h.
5447 (dwarf_debug_hooks): New.
5448 (dwarfout_init): Make static.
5449 (dwarfout_finish): Make static, take 2 args.
5450 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
5451 * sdbout.c: Include debug.h.
5452 (sdb_debug_hooks): New.
5453 (sdbout_init): Make static, take 2 args.
5454 * sdbout.h (sdbout_init): Delete.
5455 * toplev.c: Include debug.h.
5457 (compile_file): Set deubg_hooks based on command line options.
5458 Use the hooks unconditionally rather than conditional compilation.
5460 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
5462 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
5463 first_insn_after_basic_block_note instead.
5465 * df.c (df_bb_refs_unlink): #if 0 out for now.
5467 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
5469 * ssa.h: Add prototype for ssa_const_prop
5470 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
5471 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
5472 (ssa_fast_dce): Remove unused variable
5474 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
5476 * diagnostic.c (finish_diagnostic): Rename to
5477 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
5480 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
5482 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
5485 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
5486 (dump_file): Only pad the demangled name with spaces if the
5487 mangled name was padded with spaces.
5489 2001-07-10 Bernd Schmidt <bernds@redhat.com>
5491 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
5494 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5496 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
5497 extraction if no direct load if either EXPAND_CONST_ADDRESS or
5500 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
5501 whether can put offset inside LO_SUM to check mode alignment, not size.
5503 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
5505 * doc/tm.texi (Misc): Fix thinko.
5507 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
5509 * regmove.c (replace_in_call_usage): Fix warnings.
5510 * sched-deps.c (add_dependence): Fix warnings.
5511 * simplify-rtx.c (simplify_subreg): Likewise.
5512 Return NULL_RTX instead of NULL.
5514 * reg-stack.c (emit_swap_insn): Eliminate warnings.
5515 (subst_asm_stack_regs): Likewise.
5517 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
5520 * dwarf2out.c (output_call_frame_info): Declare i as int.
5521 (build_abbrev_table): Declare n_alloc as int.
5522 (dwarf2out_finish): Initialize die.
5523 * except.c: Declare sjlj_funcdef_number as unsigned.
5524 (connect_post_landing_pads): Declare j as unsigned.
5525 (convert_to_eh_region_ranges): Initialize call_site.
5526 (output_function_exception_table): Initialize tt_format_size.
5527 * expr.c (move_by_pieces_1): Initialize to1.
5528 (store_constructor): Initialize minelt and maxelt.
5529 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
5530 * function.c (instantiate_decls): Avoid signed/unsigned warning.
5532 * c-decl.c (combine_parm_decls): Unused, remove.
5533 * c-tree.h: Remove prototype for combine_parm_decls.
5535 * reload.c (push_reload): Fix warning.
5536 (regno_clobbered_p): Likewise.
5537 * reload1.c (replace_pseudos_in_call_usage): Likewise.
5538 (reload_combine): Likewise.
5540 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
5541 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
5543 * bitmap.c (bitmap_operation): Change user.
5544 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
5546 2001-07-10 Eric Christopher <echristo@redhat.com>
5548 * config/mips/mips.c (override_options): Fix typo.
5550 2001-07-09 Stan Shebs <shebs@apple.com>
5552 * target.h (struct gcc_target): New fields init_builtins and
5554 * target-def.h (TARGET_INIT_BUILTINS): New macro.
5555 (TARGET_EXPAND_BUILTIN): New macro.
5556 (TARGET_INITIALIZER): Add them.
5557 * builtins.c: Include target.h.
5558 (expand_builtin): Use targetm.expand_builtin.
5559 (default_init_builtins): New function.
5560 (default_expand_builtin): New function.
5561 * expr.h (default_init_builtins): Declare.
5562 (default_expand_builtin): Declare.
5563 * c-common.c (c_common_nodes_and_builtins): Use
5564 targetm.init_builtins.
5565 * defaults.h (MD_INIT_BUILTINS): Remove.
5566 * Makefile.in (builtins.o): Depend on target.h.
5568 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
5569 (TARGET_EXPAND_BUILTIN): Define.
5570 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
5571 (MD_EXPAND_BUILTIN): Remove.
5573 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
5574 (TARGET_EXPAND_BUILTIN): Define.
5575 (c4x_init_builtins): Make endlink arg a local.
5576 (c4x_print_operand): Fix typos in adjust_address usages.
5577 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
5578 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
5579 (MD_EXPAND_BUILTIN): Remove.
5581 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
5582 (TARGET_EXPAND_BUILTIN): Define.
5583 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
5584 (ix86_init_builtins): Call new function only if TARGET_MMX.
5585 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
5586 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
5587 (MD_EXPAND_BUILTIN): Remove.
5589 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
5590 (TARGET_EXPAND_BUILTIN): Define.
5591 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
5592 (MD_EXPAND_BUILTIN): Remove.
5594 * doc/tm.texi: Document these changes.
5596 2001-07-09 Diego Novillo <dnovillo@redhat.com>
5598 * basic-block.h (tree_node): Forward declare if needed.
5599 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
5600 (BLOCK_HEAD_TREE): Define.
5601 (BLOCK_END_TREE): Define.
5602 (struct loops): Rename field 'tree' to 'tree_root'.
5603 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
5605 (flow_loops_tree_build): Rename reference to field 'tree' to
5607 (flow_loops_level_compute): Ditto.
5608 * predict.c (estimate_bb_frequencies): Ditto.
5609 * tree.h (struct tree_common): Add field 'aux'.
5611 2001-07-09 Stan Shebs <shebs@apple.com>
5613 * config/darwin.c (darwin_encode_section_info): Don't mark any
5614 DECL_EXTERNAL node as defined.
5616 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
5618 * pa.c (pa_init_machine_status, pa_mark_machine_status,
5619 pa_free_machine_status, hppa_init_pic_save): Delete.
5620 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
5621 (hppa_profile_hook): Use hppa_pic_save_rtx.
5622 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
5623 hppa_init_pic_save): Delete.
5624 (hppa_pic_save_rtx): Declare.
5625 * pa.md (call, call_value, sibcall, sibcall_value,
5626 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
5628 2001-07-09 Kazu Hirata <kazu@hxi.com>
5630 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
5631 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
5633 2001-07-09 Andreas Jaeger <aj@suse.de>
5635 * output.h: Add declaration of final_forward_branch_p.
5637 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
5639 * varray.c: Include errors.h for internal_error and trim_filename
5642 * Makefile.in (varray.o): Add errors.h.
5644 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
5646 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
5647 * optabs.c (have_add2_insn): Check whether the add insn chosen
5648 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
5649 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
5651 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
5653 * Makefile.in (OBJS): Add ssa-ccp.o
5654 (ssa-ccp.o): Add dependencies.
5655 * toplev.c (DFI_ssa_ccp): New dump file enum.
5656 (dump_file): Add entry for dumping after SSA CCP.
5657 (flag_ssa_ccp): New flag variable.
5658 (f_options): Add -fssa-ccp.
5659 (rest_of_compilation): Run SSA CCP if requested.
5660 * timevar.def (TV_SSA_CCP): New timevar.
5661 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
5662 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
5663 Fix minor typo in SSA DCE documentation.
5664 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
5665 Add documentation for new dump option. Renumber dump files
5668 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5670 * emit-rtl.c (gen_highpart_mode): New.
5671 * rtl.h (gen_highpart_mode): Declare.
5672 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
5673 operand can be VOIDmode constant.
5675 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
5677 * flow.c (redirect_edge_and_branch_force): New.
5678 (can_fallthru): Ensure that basic blocks are succeeding.
5679 (try_optimize_cfg): Do not delete basic block if it is the last one.
5681 * flow.c (try_redirect_by_replacing_jump): Do not remove
5682 jumps with side effects, unlink chain on fallthru edge;
5683 set block for new jump instruction; avoid basic block to
5684 over by line number note.
5686 * flow.c (try_simplify_condjump): Verify that the condjump
5687 is not always falling trought.
5690 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
5692 * flow.c (forwarder_block_p): Fix for fallthru blocks.
5693 (try_redirect_by_replacing_jump): Update properly the count
5694 and frequency information.
5696 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5698 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
5699 address that is a LO_SUM specially.
5700 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
5702 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
5704 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
5705 (operand_subword): Use them.
5706 (change_address_1): Renamed from change_address; new arg VALIDATE.
5707 * expr.h: Reflect above changes; change_address now macro.
5708 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
5710 * cselib.c (add_mem_for_addr): Likewise.
5711 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
5712 * regmove.c (try_apply_stack_adjustment): Likewise.
5713 * reload.c (push_reload, make_memloc): Likewise.
5714 * reload1.c (eliminate_regs): Likewise.
5715 * simplify-rtx.c (simplify_replace_rtx): Likewise.
5716 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
5718 * combine.c (make_extraction, simplify_shift_const): Likewise.
5719 (gen_lowpart_for_combine): Likewise.
5720 * cse.c (gen_lowpart_if_possible): Likewise.
5721 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
5722 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
5723 * optabs.c (gen_move_insn): Likewise.
5724 * reload1.c (alter_reg): Likewise.
5725 * simplify-rtx.c (simplify_subreg): Likewise.
5726 * stmt.c (expand_anon_union_decl): Likewise.
5727 * recog.c (validate_replace_rtx_1): Likewise.
5729 * Makefile.in (recog.o): Add $(EXPR_H).
5730 * explow.c (stabilize): Call replace_equiv_address.
5731 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
5732 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
5734 2001-07-03 Andrew Haley <aph@redhat.com>
5736 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
5737 the mode of the memory location.
5739 2001-07-09 Bo Thorsen <bo@suse.co.uk>
5741 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
5743 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
5745 * final.c (output_addr_const): Use target opening and
5746 closing parentheses.
5747 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
5748 defaults, add to TARGET_ASM_OUT.
5749 * target.h (struct gcc_target): Add open_paren and close_paren.
5750 * doc/md.texi: Update.
5751 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
5752 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
5753 TARGET_ASM_CLOSE_PAREN.
5754 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
5756 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
5758 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
5759 * config/a29k/a29k.h: Similarly.
5760 * config/alpha/alpha.h: Similarly.
5761 * config/arc/arc.h: Similarly.
5762 * config/arm/aof.h: Similarly.
5763 * config/arm/aout.h: Similarly.
5764 * config/avr/avr.h: Similarly.
5765 * config/c4x/c4x.h: Similarly.
5766 * config/clipper/clipper.h: Similarly.
5767 * config/convex/convex.h: Similarly.
5768 * config/d30v/d30v.h: Similarly.
5769 * config/dsp16xx/dsp16xx.h: Similarly.
5770 * config/elxsi/elxsi.h: Similarly.
5771 * config/fr30/fr30.h: Similarly.
5772 * config/h8300/h8300.h: Similarly.
5773 * config/i370/i370.h: Similarly.
5774 * config/i386/i386.h: Similarly.
5775 * config/i860/i860.h: Similarly.
5776 * config/i960/i960.h: Similarly.
5777 * config/ia64/ia64.h: Similarly.
5778 * config/m32r/m32r.h: Similarly.
5779 * config/m68hc11/m68hc11.h: Similarly.
5780 * config/m68k/m68k.h: Similarly.
5781 * config/m88k/m88k.h: Similarly.
5782 * config/mcore/mcore.h: Similarly.
5783 * config/mips/mips.h: Similarly.
5784 * config/mn10200/mn10200.h: Similarly.
5785 * config/mn10300/mn10300.h: Similarly.
5786 * config/ns32k/ns32k.h: Similarly.
5787 * config/pa/pa.h: Similarly.
5788 * config/pdp11/pdp11.h: Similarly.
5789 * config/pj/pj.h: Similarly.
5790 * config/romp/romp.h: Similarly.
5791 * config/rs6000/rs6000.h: Similarly.
5792 * config/sh/sh.h: Similarly.
5793 * config/sparc/sparc.h: Similarly.
5794 * config/v850/v850.h: Similarly.
5795 * config/vax/vax.h: Similarly.
5796 * config/we32k/we32k.h: Similarly.
5798 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
5800 * doc/c-tree.texi: Document representation of attributes.
5802 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
5804 * doc/tm.texi: Update some places for the rename of target to
5807 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
5809 * target.h (struct gcc_target): Add insert_attributes.
5810 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
5811 (TARGET_INITIALIZER): Update.
5812 * tree.c, tree.h (default_insert_attributes): New function.
5813 Update comments on other default functions to refer to targetm,
5815 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
5816 TARGET_INSERT_ATTRIBUTES.
5817 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
5818 * c-common.c (decl_attributes): Use targetm.insert_attributes.
5819 Don't use PRAGMA_INSERT_ATTRIBUTES.
5820 * Makefile.in (c-common.o): Depend on $(TARGET_H).
5821 * c-decl.c (start_decl, start_function): Don't call
5822 SET_DEFAULT_DECL_ATTRIBUTES.
5823 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
5824 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
5826 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
5827 (c4x_check_attribute): Avoid modifying attribute list itself.
5828 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
5830 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
5831 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
5833 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
5834 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
5836 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
5837 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
5839 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
5840 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
5841 Adjust parameters. Make static.
5843 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
5845 * c-common.c (decl_attributes): Only take a single attributes
5847 * c-common.h (decl_attributes): Update prototype.
5848 * c-decl.c (start_decl, start_function): Only take a single
5849 attributes parameter. Update calls to decl_attributes.
5850 (finish_struct, finish_enum): Update calls to decl_attributes.
5851 (push_parm_decl): Expect unified list of attributes. Update call
5853 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
5854 notype_nested_function, component_declarator,
5855 component_notype_declarator, label): Update calls to
5857 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
5858 lists that are passed to push_parm_decl.
5859 * c-tree.h (start_function, start_decl): Update prototypes.
5860 * config/sh/sh-protos.h, config/sh/sh.c
5861 (sh_pragma_insert_attributes): Only take a single attributes
5863 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
5864 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
5865 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
5866 build_module_descriptor, generate_static_references,
5867 generate_strings, build_selector_translation_table,
5868 generate_descriptor_table, generate_protocols,
5869 generate_ivars_list, generate_dispatch_table,
5870 generate_protocol_list, generate_category,
5871 generate_shared_structures, really_start_method, add_objc_decls,
5872 generate_classref_translation_entry): Update calls to start_decl
5874 (build_tmp_function_decl, start_method_def): Unify attribute lists
5875 that are passed to push_parm_decl.
5877 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
5879 * final.c (no_asm_to_stream): New.
5880 (final_scan_insn): Use target structures for prologue ends
5881 and epilogue starts.
5882 * output.h (no_asm_to_stream): New.
5883 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
5884 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
5885 (TARGET_ASM_OUT): Update.
5886 * target.h (struct gcc_target): New members function_end_prologue
5887 and function_begin_epilogue.
5888 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
5889 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
5890 * config/alpha/alpha.c (output_end_prologue): Rename to
5891 alpha_output_function_end_prologue. Use in target struct
5893 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
5894 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
5895 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
5896 ia64_output_function_end_prologue. Use in target struct
5898 (ia64_function_prologue, ia64_funciton_epilogue): Rename
5899 mistyped prototypes.
5900 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
5901 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
5903 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
5904 an use in target struct, make static.
5905 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
5908 2001-07-08 Richard Henderson <rth@redhat.com>
5910 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
5912 2001-07-08 Richard Henderson <rth@redhat.com>
5914 * config/i386/i386.md: Remove constraints strings from define_split
5915 and define_peephole2 patterns.
5916 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
5917 (eh_return): Use them.
5919 2001-07-08 Richard Henderson <rth@redhat.com>
5921 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
5922 Document MD_FALLBACK_FRAME_STATE_FOR.
5924 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5926 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
5927 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
5929 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
5931 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
5933 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
5934 of the label inside NAME as opposed to just the end of NAME.
5936 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
5938 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
5939 * config/alpha/alpha.c (alpha_init_machine_status,
5940 alpha_mark_machine_status, alpha_free_machine_status): Delete.
5941 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
5942 (vms_valid_decl_attribute_p): Make static, conditionally compile.
5943 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
5945 2001-07-06 Stan Shebs <shebs@apple.com>
5947 * target.h (targetm): Rename global from "target", so as not to
5948 conflict with local variables.
5950 * c-typeck.c: Ditto.
5954 * cp/decl2.c: Ditto.
5955 * cp/typeck.c: Ditto.
5956 * 1750a/1750a.c: Ditto.
5957 * a29k/a29k.c: Ditto.
5961 * clipper/clipper.c: Ditto.
5962 * convex/convex.c: Ditto.
5963 * d30v/d30v.c: Ditto.
5964 * dsp16xx/dsp16xx.c: Ditto.
5965 * elxsi/elxsi.c: Ditto.
5966 * fr30/fr30.c: Ditto.
5967 * h8300/h8300.c: Ditto.
5968 * i370/i370.c: Ditto.
5969 * i386/i386.c: Ditto.
5970 * i860/i860.c: Ditto.
5971 * i960/i960.c: Ditto.
5972 * ia64/ia64.c: Ditto.
5973 * m32r/m32r.c: Ditto.
5974 * m68hc11/m68hc11.c: Ditto.
5975 * m68k/m68k.c: Ditto.
5976 * m88k/m88k.c: Ditto.
5977 * mips/mips.c: Ditto.
5978 * ns32k/ns32k.c: Ditto.
5980 * pdp11/pdp11.c: Ditto.
5981 * romp/romp.c: Ditto.
5982 * rs6000/rs6000.c: Ditto.
5984 * sparc/sparc.c: Ditto.
5986 * we32k/we32k.c: Ditto.
5987 * doc/tm.texi: Update the manual to match.
5989 2001-07-06 Richard Henderson <rth@redhat.com>
5991 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
5992 DWARF2_UNWIND_INFO not just whether it is defined.
5994 2001-07-06 Diego Novillo <dnovillo@redhat.com>
5996 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
5997 call to simplify_binary_operation returns a new pattern.
5999 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6001 * glimits.h (__SHRT_MAX__): New.
6002 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
6003 (SHRT_MAX): Define in terms of __SHRT_MAX__.
6005 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
6007 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
6010 2001-07-06 Richard Henderson <rth@redhat.com>
6012 * bitmap.c (bitmap_release_memory): Move adjacent to the
6013 allocation functions.
6014 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
6015 the implementation. Binary search for the set bit.
6016 (bitmap_union_of_diff): Allocate the temporary on the stack
6017 instead of using xmalloc.
6019 2001-07-06 Richard Henderson <rth@redhat.com>
6021 * genrecog.c (validate_pattern): Warn for constraints in
6022 define_{expand,split,peephole2}. Remove strict_low_part
6023 before looking up match_dup.
6025 2001-07-06 DJ Delorie <dj@redhat.com>
6027 * doc/gcc.texi (Makefile): Rename to be a more general purpose
6028 chapter about various build hints and history. Add section
6029 talking about the various types of native and cross builds.
6031 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
6033 * Makefile.in (final.o): Depend on target.h.
6034 * final.c: Include target.h.
6035 (default_function_pro_epilogue): New.
6036 (final_start_function): Use target structure for function prologues.
6037 (final_end_function): Use target structure for function epilogues.
6038 * fold-const.c (real_hex_to_f): Constify s and p.
6039 * output.h (default_function_pro_epilogue): New.
6040 * real.h (real_hex_to_f): Update prototype.
6041 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
6042 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
6043 (TARGET_INITIALIZER): Update.
6044 * target.h (gcc_target): Add struct asm_out.
6045 * doc/tm.texi: Update.
6048 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
6049 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
6050 in cpu/cpu.c, or rename old functions consistently. Take
6051 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
6052 redundant macros and prototypes. Make new functions static.
6054 * 1750a/1750a.c: Similarly.
6055 * 1750a/1750a.h: Similarly.
6056 * a29k/a29k-protos.h: Similarly.
6057 * a29k/a29k.c: Similarly.
6058 * a29k/a29k.h: Similarly.
6059 * arc/arc-protos.h: Similarly.
6060 * arc/arc.c: Similarly.
6061 * arc/arc.h: Similarly.
6062 * arm/arm-protos.h: Similarly.
6063 * arm/arm.c: Similarly.
6064 * arm/arm.h: Similarly.
6065 * avr/avr-protos.h: Similarly.
6066 * avr/avr.c: Similarly.
6067 * avr/avr.h: Similarly.
6068 * clipper/clipper-protos.h: Similarly.
6069 * clipper/clipper.c: Similarly.
6070 * clipper/clipper.h: Similarly.
6071 * convex/convex.c: Similarly.
6072 * convex/convex.h: Similarly.
6073 * d30v/d30v-protos.h: Similarly.
6074 * d30v/d30v.c: Similarly.
6075 * d30v/d30v.h: Similarly.
6076 * d30v/d30v.md: Similarly.
6077 * dsp16xx/dsp16xx-protos.h: Similarly.
6078 * dsp16xx/dsp16xx.c: Similarly.
6079 * dsp16xx/dsp16xx.h: Similarly.
6080 * elxsi/elxsi.c: Similarly.
6081 * elxsi/elxsi.h: Similarly.
6082 * fr30/fr30.c: Similarly.
6083 * fr30/fr30.md: Similarly.
6084 * h8300/h8300-protos.h: Similarly.
6085 * h8300/h8300.c: Similarly.
6086 * h8300/h8300.h: Similarly.
6087 * i370/i370-protos.h: Similarly.
6088 * i370/i370.c: Similarly.
6089 * i370/i370.h: Similarly.
6090 * i386/i386.c: Similarly.
6091 * i386/osf1elf.h: Similarly.
6092 * i386/osfrose.h: Similarly.
6093 * i860/i860-protos.h: Similarly.
6094 * i860/i860.c: Similarly.
6095 * i860/i860.h: Similarly.
6096 * i960/i960-protos.h: Similarly.
6097 * i960/i960.c: Similarly.
6098 * i960/i960.h: Similarly.
6099 * ia64/ia64-protos.h: Similarly.
6100 * ia64/ia64.c: Similarly.
6101 * ia64/ia64.h: Similarly.
6102 * m32r/m32r-protos.h: Similarly.
6103 * m32r/m32r.c: Similarly.
6104 * m32r/m32r.h: Similarly.
6105 * m68hc11/m68hc11-protos.h: Similarly.
6106 * m68hc11/m68hc11.c: Similarly.
6107 * m68hc11/m68hc11.h: Similarly.
6108 * m68k/crds.h: Similarly.
6109 * m68k/dpx2.h: Similarly.
6110 * m68k/m68k-protos.h: Similarly.
6111 * m68k/m68k.c: Similarly.
6112 * m68k/m68k.h: Similarly.
6113 * m68k/news.h: Similarly.
6114 * m88k/m88k-protos.h: Similarly.
6115 * m88k/m88k.c: Similarly.
6116 * m88k/m88k.h: Similarly.
6117 * mips/mips-protos.h: Similarly.
6118 * mips/mips.c: Similarly.
6119 * mips/mips.h: Similarly.
6120 * ns32k/merlin.h: Similarly.
6121 * ns32k/ns32k.c: Similarly.
6122 * ns32k/ns32k.h: Similarly.
6123 * ns32k/tek6000.h: Similarly.
6124 * pa/pa-protos.h: Similarly.
6125 * pa/pa.c: Similarly.
6126 * pa/pa.h: Similarly.
6127 * pdp11/2bsd.h: Similarly.
6128 * pdp11/pdp11-protos.h: Similarly.
6129 * pdp11/pdp11.c: Similarly.
6130 * pdp11/pdp11.h: Similarly.
6131 * romp/romp-protos.h: Similarly.
6132 * romp/romp.c: Similarly.
6133 * romp/romp.h: Similarly.
6134 * rs6000/rs6000-protos.h: Similarly.
6135 * rs6000/rs6000.c: Similarly.
6136 * rs6000/rs6000.h: Similarly.
6137 * rs6000/sysv4.h: Similarly.
6138 * sh/sh-protos.h: Similarly.
6139 * sh/sh.c: Similarly.
6140 * sh/sh.h: Similarly.
6141 * sparc/sparc-protos.h: Similarly.
6142 * sparc/sparc.c: Similarly.
6143 * sparc/sparc.h: Similarly.
6144 * vax/vax.c: Similarly.
6145 * vax/vax.h: Similarly.
6146 * vax/vms.h: Similarly.
6147 * we32k/we32k.c: Similarly.
6148 * we32k/we32k.h: Similarly.
6150 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
6152 * basic-block.h (first_insn_after_basic_block_note): Declare.
6153 * flow.c (first_insn_after_basic_block_note): Define. Moved
6155 * ssa.c (first_insn_after_basic_block_note): Remove.
6156 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
6158 (ssa_eliminate_dead_code): Properly update the CFG and PHI
6159 nodes when we find a dead conditional branch. Insert BARRIERs
6160 after any blocks with no successors, but which do not have
6163 2001-07-06 Zack Weinberg <zackw@stanford.edu>
6165 * varray.c (varray_check_failed): Use internal_error.
6167 2001-07-05 Andrew Haley <aph@redhat.com>
6169 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
6170 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
6171 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
6173 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
6175 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
6176 reference if the target constant is also a SYMBOL_REF.
6178 2001-07-05 Eric Christopher <echristo@redhat.com>
6180 * config/mips/mips.h (MASK_MIPS3900): Remove.
6181 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
6182 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
6183 (TARGET_MIPS3900): Change to use mips_arch.
6184 (TARGET_MIPS4000): New.
6185 (TARGET_MIPS4100): New.
6186 (TARGET_MIPS4300): New.
6187 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
6188 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
6190 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
6191 (ISA_HAS_BRANCHLIKELY): To here.
6192 (CC1_CPU_SPEC): New.
6193 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
6194 (mips_arch_string): Declare.
6195 (mips_arch): Declare.
6196 (TARGET_OPTIONS): Add -march and -mtune.
6198 * config/mips/mips.c (mips_arch_string): New.
6200 (override_options): Handle -march for codegen and -mtune
6201 for scheduling. Use mips_arch. Move tx39 target default here.
6202 (mips_parse_cpu): Move error message to override_options.
6204 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
6206 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
6208 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
6209 (MIPS Options): Ditto. Change mcpu entry to historical text.
6211 2001-07-05 H.J. Lu (hjl@gnu.org)
6213 * config/mips/mips.c (mips_parse_cpu): New function to parse
6216 2001-07-05 Jim Wilson <wilson@redhat.com>
6218 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
6219 * config/ia64/t-ia64: Likewise.
6220 (LIB1ASMFUNCS): Update comment.
6222 2001-07-05 David Edelsohn <edelsohn@gnu.org>
6224 * doc/install.texi (Install GCC: Binaries): Fix typo.
6226 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6228 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
6229 reference using the stack pointer, adjust it since we push Y
6231 ("*ashrsi3"): Likewise.
6232 ("*lshrsi3"): Likewise.
6234 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6236 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
6237 when -fomit-frame-pointer is used.
6239 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
6241 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
6242 (try_redirect_by_replacing_jump): Reverse updating properly the
6243 count and frequency information. Reverse removing cc0 setter.
6244 (forwarder_block_p): Reverse fixing for fallthru blocks.
6246 2001-07-05 DJ Delorie <dj@redhat.com>
6248 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
6249 (translate_options): If the above is defined, use it to map
6250 given options to new options.
6251 * doc/tm.texi: Document it.
6253 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
6254 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6256 * doc/invoke.texi (Optimize Options): Document that -fgcse may
6257 cause programs using computed gotos to run more slowly.
6259 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6261 * doc/install.texi (Specific): Markup, spelling and typo fixes.
6263 Consistently require binutils 2.11.2, not prereleases.
6264 (Specific, decstation-*): Canonicalize as mips-dec-*.
6265 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
6267 (Specific, m68k-altos): Removed reference to README.altos, deleted.
6268 (Specific, mips-*): Reword MIPS C compiler requirements.
6269 (Specific, powerpc*-*-*): New, mention --with-cpu once.
6270 (Specific, sunv5): Removed, obsolete.
6272 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
6274 * dwarf2out.c (output_loc_list): Use an all ones mask for
6275 .text asm output and don't rely on long long
6276 literals. Reformat some long lines.
6278 2001-07-05 Andreas Jaeger <aj@suse.de>
6280 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
6283 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
6285 * dwarf2out.c (dwarf2out_define): Update comment.
6286 (dwarf2out_undef): Ditto.
6287 (dwarf2out_start_source_file): Ditto.
6288 (dwarf2out_end_source_file): Ditto.
6289 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
6290 since we never call the start/end debug hook for the primary file.
6292 2001-07-04 Kazu Hirata <kazu@hxi.com>
6294 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
6297 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
6299 * cppinit.c (remove_dup_dirs): Inform if a system include
6300 directory is being reordered.
6301 * doc/invoke.texi (Directory Options): GCC warns if you hide a
6303 * doc/cpp.texi (Search Paths): Likewise.
6304 * doc/gcc.texi (Interoperation): Remove information about
6307 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
6309 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
6310 (VARRAY_TOP_CHAR_PTR): Likewise.
6312 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6314 * gcc.c (process_command): Don't assign elements of a const char*.
6316 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6318 * emit-rtl.c (change_address): Don't abort if invalid address while
6319 reload is in progress.
6321 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
6323 * c-lex.c (cb_file_change): Pass line number to
6324 debug_start_source_file.
6325 (cb_undefine): Pass correct line number to debug_undef.
6327 * toplev.c (debug_start_source_file): Add line number to
6328 parameters. Pass it along to dwarf2out_start_source_file.
6329 (decode_g_option): Stop resetting debug level back to normal when
6330 we change debug formats, unless the current level is
6331 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
6334 * toplev.h (debug_start_source_file): Add line number to
6337 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
6340 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
6342 Output debug_macinfo data for starting file if requested.
6343 (dwarf2out_end_source_file): Output debug_macinfo data for ending
6345 (dwarf2out_define): Output debug_macinfo data for defining a macro
6347 (dwarf2out_undef): Output debug_macinfo data for undefining a
6349 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
6350 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
6351 (macinfo_section_label): New. DWARF2 macro info section label.
6352 (dwarf2out_init): If we want macro info, output the start label
6354 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
6355 attribute to the compilation unit die pointing to the macro info.
6357 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
6359 * dwarf2out.c (new_loc_list): Move to inside #ifdef
6360 DWARF2_DEBUGGING_INFO.
6361 (add_loc_descr_to_loc_list): Ditto.
6362 (output_loc_list): Ditto.
6363 Also, fix thinko in curr not being initialized.
6364 (gen_internal_sym): Ditto.
6366 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6368 * emit-rtl.c (replace_equiv_address): New function.
6369 * expr.h (replace_equiv_address): New declaration.
6370 * explow.c (validize_mem): Call it instead of change_address and
6371 also call if -fforce-addr and address is constant.
6372 * expr.c: Replace more calls to change_address with adjust_address
6373 and/or replace_equiv_address or to validize_mem.
6374 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
6375 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
6376 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
6377 * config/i370/i370.md, config/i860/i860.md: Likewise.
6378 * config/i960/i960.md, config/mips/mips.c: Likewise.
6379 * config/mips/mips.md, config/pa/pa.md: Likewise.
6380 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
6381 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
6383 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6385 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
6387 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
6390 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
6392 * doc/include: New directory.
6393 * doc/fdl.texi: Move to doc/include/fdl.texi.
6394 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
6395 * doc/include/funding.texi, doc/include/gpl.texi: New files.
6396 * doc/gcc.texi: Use funding.texi and gpl.texi.
6397 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
6398 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
6399 Update dependencies and use -I $(docdir)/include.
6401 2001-07-04 Anthony Green <green@redhat.com>
6403 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
6405 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6407 * doc/install.texi (sparc64-*-*): Remove garbage.
6409 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
6411 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
6412 Fix typo in last change to use adjust_address.
6414 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6416 * doc/install.texi (Specific): Update information for *-*-solaris*.
6418 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6420 * explow.c (plus_constant_wide): Reinitialize Y for restart.
6422 2001-07-03 Stan Shebs <shebs@apple.com>
6424 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
6425 case for flag_no_mach_text_sections.
6426 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
6427 * config/darwin.c (flag_no_mach_text_sections): Remove.
6428 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
6430 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6432 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
6433 and avoid checking for constant as first operand.
6434 * recog.c (find_constant_term_loc): No longer static.
6435 (adj_offettable_operand): Delete.
6436 * rtl.h (adj_offsettable_operand): Delete declaration.
6437 (find_constant_term): Add declaration.
6438 * caller-save.c: Replace calls to adj_offsettable_operand with calls
6440 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
6441 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
6442 * config/i386/i386.c, config/i386/i386.md: Likewise.
6443 * config/i860/i860.c, config/i960/i960.c: Likewise.
6444 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
6445 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
6446 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
6447 * config/mips/mips.c, config/mips/mips.md: Likewise.
6448 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
6449 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
6450 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
6451 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
6452 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
6453 * config/ns32k/ns32k.md: Likewise.
6455 2001-07-03 Zack Weinberg <zackw@stanford.edu>
6457 * rtl.c (copy_rtx): Handle 'T' format letter.
6458 * gensupport.c (collect_insn_data): Likewise.
6459 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
6461 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
6463 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
6464 -B option. Use 'dir' not 'foo' as example directory name.
6466 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6468 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6469 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
6471 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
6473 * doc/cppinternals.texi: Improve formatting and logical markup.
6475 2001-07-03 Andreas Jaeger <aj@suse.de>
6477 * Makefile.in (insn-recog.o): Add dependency on reload.h.
6479 * genrecog.c (write_header): Include reload.h for prototypes in
6482 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
6485 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
6486 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
6487 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
6488 i386_pe_valid_type_attribute_p): Add.
6489 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
6490 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
6492 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6494 * explow.c (plus_constant_wide, case LO_SUM): New case.
6495 (plus_constant_for_output_wide): Delete.
6496 * rtl.h (plus_constant_for_output): Delete.
6497 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
6498 instead of plus_constant_for_output.
6499 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
6500 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
6501 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
6502 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
6503 * config/sparc/sparc.md: Likewise.
6504 Convert some change_address calls to adjust_address.
6506 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
6508 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
6509 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
6510 documentation of -std and -Wwrite-strings.
6512 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
6514 * cse.c (canon_hash): Don't register registers in very small
6515 register classes, as extending their lifetime might cause
6518 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6520 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
6522 * flow.c (forwarder_block_p): Fix for fallthru blocks.
6523 (try_redirect_by_replacing_jump): Update properly the count
6524 and frequency information.
6526 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
6528 * toplev.c (dump_file_index): Move SSA dumps just after first
6530 (dump_file): Corresponding changes.
6531 (rest_of_compilation): Move SSA path to just after the first
6533 * doc/gcc.texi (Passes): Update due to movement of SSA path.
6534 * doc/invoke.texi: Update dump file #s as they were completely
6535 out of date with reality.
6537 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
6539 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
6541 * expr.c (emit_move_insn_1): Deal with non-default
6544 * expr.c (emit_single_push_insn): Fix warning.
6546 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
6548 * expr.c (emit_move_insn_1): Avoid modifying
6549 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
6551 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6553 * emit-rtl.c (adjust_address): New function.
6554 * expr.h (adjust_address): Add declaration.
6555 * builtins.c: Replace some calls to change_address with calls to it
6557 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
6558 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
6559 * config/arm/arm.c, config/convex/convex.c: Likewise.
6560 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
6561 * config/i386/i386.c, config/i386/i386.md: Likewise.
6562 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
6563 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
6564 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
6565 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
6566 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
6568 2001-07-02 Jim Wilson <wilson@redhat.com>
6570 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
6572 2001-07-02 Steve Ellcey <sje@cup.hp.com>
6574 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
6575 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
6577 2001-07-02 Zack Weinberg <zackw@stanford.edu>
6579 * cppinit.c (lang_defaults): New table.
6580 (set_lang): Just read from lang_defaults into the live options
6583 2001-07-02 Zack Weinberg <zackw@stanford.edu>
6585 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
6586 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
6587 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
6589 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6591 * doc/install.texi: Various spelling and markup fixes.
6592 (Installing GCC): Component specific installation instructions are
6595 Warn about removing old install dir in the presence of shared libs.
6596 (Configuration): Invoke with options target to match configure
6598 Consistently refer to gas, gld pathnames.
6599 Invert --enable-multilib documentation.
6600 Remove references to old compiler versions.
6602 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6604 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
6606 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6608 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
6610 (Specific, mips*-sgi-irix5): Note IDO download.
6611 Reworded MIPS C hints.
6612 Use GNU as instead of GAS.
6614 Removed SGI Freeware reference, IRIX 6 only.
6615 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
6616 Note N64 library requirement/workaround.
6618 Complete list of structure passing bug victims.
6620 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6622 * doc/install.texi: Remove CVS Id.
6624 2001-07-02 Andreas Jaeger <aj@suse.de>
6626 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
6627 (find_inherently_necessary): Remove unused variable.
6629 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
6631 * c-common.h (TDI_inlined): New ast dump phase.
6632 (dump_flag_name): New function.
6633 * c-dump.c (dump_files): Add inlined phase.
6634 (dump_flag_name): Define.
6635 * doc/invoke.texi (-fdump-ast-inlined): Document.
6637 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6639 * stor-layout.c (layout_decl): Revert change to handling of alignment
6642 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6644 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
6647 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
6649 * doc/tm.texi (FUNCTION_ARG): Document that the last call
6652 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
6654 * tlink.c (recompile_files): Remove COMPILER_PATH and
6655 LIBRARY_PATH from the environment.
6657 2001-07-01 Zack Weinberg <zackw@stanford.edu>
6659 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
6660 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
6662 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
6664 * c-parse.in (OBJC_STRING): Kill.
6665 (objc_string): Decompose to [objc_string] '@' STRING.
6666 (reswords): Take the leading '@' off all the Objective C keywords.
6667 (objc_rid_sans_at): Kill.
6668 (init_reswords): Don't initialize it.
6669 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
6670 (_yylex): Kill reconsider label. Look ahead one token after
6671 an '@'; if we get an identifier, check whether it's an
6672 Objective C @-keyword. If so, return the keyword. Otherwise,
6673 put back the token and return the '@' as a terminal.
6675 * cpplib.c (lex_macro_node): Remove unnecessary check for
6676 leading '@' on identifier. Clarify control flow and commentary.
6678 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6680 * cse.c (new_label_ref): Variable deleted.
6681 (insert): Remove set of new_label_ref.
6682 (check_for_label_ref): New function.
6683 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
6685 See ChangeLog.5 for earlier changes.