| blob | c7459051607de09874d4c958747c99a2d232b273 |
1 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
3 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
4 on error. We can't blindly return the result of
5 pthread_mutex_trylock because it returns a positive number on
6 error, while we must return -1 on error.
7 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
8 fixes.
9 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
11 2001-07-18 Andreas Jaeger <aj@suse.de>
13 * integrate.c (output_inline_function): Correct type of debug_hooks.
15 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
17 * combine.c (combine_simplify_rtx): DIV can be treated
18 associatively for floats if unsafe math optimisations are enabled.
20 2001-07-17 Richard Henderson <rth@redhat.com>
22 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
24 2001-07-17 Richard Henderson <rth@redhat.com>
26 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
27 don't force the function address into a register.
28 (expand_call, emit_library_call_value_1): Update callers.
29 * builtins.c (expand_builtin_apply): Likewise.
30 * expr.h (prepare_call_address): Update decl.
32 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
34 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
35 config directory.
36 * config/i386/chorus.h: Move up.
37 * config/sparc/chorus.h: Likewise.
38 * config/rs6000/chorus.h: Likewise.
39 * config/chorus.h: Moved here.
41 2001-07-17 Andreas Schwab <schwab@suse.de>
43 * configure.in (assembler eh_frame optimization): Handle big
44 endian.
45 * configure: Regenerated.
47 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
49 * expr.c (epxand_expr): Convert divisions into multiplications by
50 reciprocals if -ffast-math.
52 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
54 * dbxout.c (dbxout_really_begin_function): Rename to
55 dbxout_begin_function.
56 (dbx_debug_hooks, xcoff_debug_hooks): Update.
57 (dbxout_begin_function): Remove.
58 (dbxout_function): Update.
59 (dbxout_source_line): Update prototype.
60 * dbxout.h (dbxout_begin_function): Remove.
61 * debug.c (do_nothing_debug_hooks): Update.
62 (debug_nothing_tree): Update.
63 (debug_nothing_charstar_rtx): Remove.
64 * debug.h (union tree_node): Declare.
65 (struct rtx_def): Remove.
66 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
67 begin_function. Change source_line prototype.
68 (debug_nothing_tree): New.
69 (debug_nothing_charstar_rtx): Delete.
70 (dwarf2out_begin_prologue): Moved from ...
71 * tree.h: ... here.
72 * dwarf2out.c (dwarf2_debug_hooks): Update.
73 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
74 debug info, call dwarf2out_source_line.
75 (dwarf2out_souce_line): Update prototype.
76 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
77 Change prototype, make static.
78 (dwarfout_source_line): Update prototype.
79 (dwarf_debug_hooks): Update.
80 * dwarfout.h (dwarfout_begin_function): Remove.
81 * final.c (final_start_function, final_scan_insn): Use appropriate
82 debug hooks, update to use notice_source_line.
83 (output_source_line): Rename notice_source_line. Don't call the
84 source_line debug hook.
85 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
86 make static, update prototype.
87 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
88 prototype.
89 (sdbout_end_prologue): New.
90 (sdbout_source_line): Update prototype.
91 (sdbout_debug_hooks): Update.
92 (sdbout_symbol): Remove unused var.
93 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
94 Delete.
95 * varasm.c: Include debug.h.
96 (assemble_start_function): Use begin_function debug_hook.
97 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
98 update with prototype.
99 (xcoffout_source_line): Update prototype.
100 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
101 update prototype.
102 (xcoffout_source_line): Update prototype.
104 2001-07-17 Richard Henderson <rth@redhat.com>
106 * c-typeck.c (build_binary_op): Do not shorten unsigned
107 right shift after sign extension.
109 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
111 * combine.c (combine_simplify_rtx): Attempt to simplify
112 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
114 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
115 (simplify_binary_operation, simplify_unary_operation,
116 simplify_relational_operation): Use it.
118 * combine.c (combine_simplify_rtx): Don't do associative law
119 on divisions; allow associative law on floats.
121 2001-07-17 H.J. Lu <hjl@gnu.org>
122 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
124 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
125 ASM_OUTPUT_WEAK_ALIAS are defined.
126 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
127 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
128 Moved ...
129 * config/mips/iris5.h: ... here.
130 (HANDLE_SYSV_PRAGMA): Defined as 1.
131 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
132 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
133 symbol.
135 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
137 * c-parse.in (all_prefix_attributes): New variable.
138 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
139 (maybe_resetattrs): New production.
140 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
141 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
142 notype_initdcl, nested_function, notype_nested_function,
143 component_decl, components, components_notype,
144 component_declarator, component_notype_declarator,
145 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
146 ivars, mydecl, myparm): Update. Avoid prefix attributes just
147 after a comma being applied to more than one declarator.
148 * doc/extend.texi (Attribute Syntax): Update. Remove
149 documentation of bugs that are no longer present.
151 2001-07-13 Eric Christopher <echristo@redhat.com>
153 * config/mips/mips.h: Change TUNE_MIPS* options to use
154 mips_tune.
155 (EXTRA_SPECS): Add cc1_cpu_spec.
156 * config/mips/mips.md (muldf3): Fix typo.
158 2001-07-16 Richard Henderson <rth@redhat.com>
160 * config/m68k/m68k.c: Include expr.h and reload.h.
161 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
162 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
164 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
165 Richard Henderson <rth@redhat.com>
167 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
168 (insn_live_p): Fix fall off end of function.
169 (dead_libcall_p): Remove COUNTS argument; update callers.
170 (delete_trivially_dead_insns): Remove unused variables.
172 2001-07-17 Andreas Jaeger <aj@suse.de>
174 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
175 x86-64 pic support.
177 * lcm.c (optimize_mode_switching): Avoid warning for unused
178 variable if !NORMAL_MODE.
180 * flow.c (try_crossjump_to_edge): Remove unused variable.
182 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
184 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
185 atexit declaration in stdlib.h.
187 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
189 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
191 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
193 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
194 * except.c (finish_eh_generation): Update call of cleanup_cfg;
195 do rebuild_jump_labels instead of jump_optimize
196 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
197 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
198 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
200 * flow.c: Include timevar.h
201 (find_basic_block): Push/pop timevar;
202 (cleanup_cfg): Likewise.
203 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
204 * Makefile: Add dependencies on timevar.h
206 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
207 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
209 * rtl.h (delete_trivially_dead_insns): Add new parameter.
210 * toplev.c (rest_of_compilation): Update calls.
211 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
212 (delete_trivially_dead_insns): ... here; accept new argument
213 preserve_basic_blocks; preserve basic blocks if set.
215 * reg-stack.c (stack_regs_mentioned): Return 0 if
216 stack_regs_mentioned_data is not initialized.
217 (reg_to_stack): Make stack_regs_mentioned survive after the
218 reg-stack is completted; do not call cleanup_cfg.
219 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
220 make cleanup_cfg after bb-reorder to output to debug file.
222 2001-07-16 Richard Henderson <rth@redhat.com>
224 * regclass.c (init_reg_sets): Use only 32 bits per initializer
225 from int_reg_class_contents.
227 2001-07-16 Richard Henderson <rth@redhat.com>
229 * hard-reg-set.h (regs_invalidated_by_call): Declare.
230 * regclass.c (regs_invalidated_by_call): Move from cse.c.
231 (init_reg_sets_1): Move initialization from cse_main.
232 * cse.c (regs_invalidated_by_call): Move to regclass.c.
233 (cse_main): Move its initialization also.
234 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
235 * flow.c (propagate_one_insn): Likewise.
236 * gcse.c (compute_hash_table): Likewise.
237 (compute_kill_rd, compute_store_table): Likewise.
238 * sched-deps.c (sched_analyze_1): Likewise.
240 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
242 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
243 gen_rtx_SET.
245 2001-07-16 Steve Ellcey <sje@cup.hp.com>
247 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
248 in if statement so we don't access undefined memory.
250 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
252 * gcse.c: Update comment at top.
253 Update comment on mem handling.
254 mem_last_set, mem_first_set, mem_set_in_block: gone.
255 Declaration of reg_set_info: gone.
256 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
257 pointless with load_killed_in_block_p (they are *more*
258 conservative then it, not less, and less accurate).
259 (oprs_not_set_p): Ditto.
260 (alloc_gcse_mem): Don't allocate mem_set_in_block
261 (free_gcse_mem): Don't free it, either.
262 (record_last_mem_set_info): Update comment in front, remove
263 mem_*set_* stuff. Note the reason we don't handle stores directly
264 here.
265 (compute_hash_table): Update comments to reflect reality. Remove
266 mem_*set_* references.
267 (reset_opr_set_tables): Remove mem_*set_* references.
268 (mark_call): Ditto.
269 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
270 (mark_clobber): Ditto (on both parts, we double set here too).
271 (expr_killed_p): Remove mem_set_in_block test.
272 (compute_transp): Remove mem_set_in_block test.
274 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
275 of edge, and removal of phi alternative to dump file.
276 (ssa_ccp_substitute_constants): Add note about register now being
277 constant, and which uses were replaced in what insns to dump file.
279 2001-07-16 Andreas Jaeger <aj@suse.de>
281 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
282 variables of type HOST_WIDEST_INT.
284 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
285 (__bb_exit_func): Correct type of count_max to avoid overflow.
286 (num_digits): Handle long long argument.
288 * combine.c (gen_lowpart_for_combine): Remove unused variable.
290 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
292 * output.h (sdb_begin_function_line): Restore as an extern
293 variable.
294 * sdbout.c (sdb_begin_function_line): Make extern.
296 2001-07-15 Richard Henderson <rth@redhat.com>
298 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
299 * genrecog.c (maybe_both_true_mode): New.
300 (maybe_both_true_2): Use it.
301 (write_switch): Don't put Pmode in a switch.
302 * rtl.c (mode arrays): Don't explicitly size them.
304 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
306 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
307 handling; move unconditional splitting before mode switching.
309 * i386.md (type): Add fistp type.
310 (i387, length_attr, scheduling definitions): Handle this type.
311 (fix_trunc?f?i2): Revamp to use mode switching.
312 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
313 * i386.h (fp_cw_mode): New enum
314 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
315 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
317 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
319 * Makefile.in (integrate.o): Add debug.h.
320 * integrate.c (debug.h): Add.
321 (output_inline_function): Save, reset, and restore debug_hooks.
323 2001-07-15 Richard Henderson <rth@redhat.com>
325 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
326 instead of COMPARE for the EQUIV expression.
328 2001-07-15 Richard Henderson <rth@redhat.com>
330 * flow.c (redirect_edge_and_branch_force): Initialize
331 global_live_at_start and global_live_at_end.
332 (allocate_bb_life_data): Export.
333 * basic-block.h (allocate_bb_life_data): Declare.
334 * toplev.c (rest_of_compilation): Call it.
336 2001-07-15 Richard Henderson <rth@redhat.com>
338 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
339 (alpha_tablejump_best_label): New.
340 * config/alpha/alpha-protos.h: Declare them.
341 * config/alpha/alpha.md: Use braced strings for code blocks.
342 (tablejump_osf): Break out add with r29.
343 (tablejump_osf_internal): Remove.
344 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
345 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
347 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
349 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
350 of the movable.
352 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
354 * i386-protos.h (ix86_split_fp_branch): Update prototype.
355 (ix86_fp_jump_nontrivial_p): New.
356 * i386.md (fp_jcc_?): Update call of split_fp_branch;
357 use ix86_fp_jump_nontrivial_p.
358 * i386.c (ix86_fp_jump_nontrivial_p): New.
359 (ix86_split_fp_branch): Accept code instead of rtx.
360 (ix86_expand_compare): Expand comparison early in case
361 doing so is resonably cheap.
363 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
365 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
366 not 'machine'.
367 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
368 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
370 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
372 * dbxout.c (dbxout_source_line): Make static, update prototype.
373 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
374 (dbxout_init, dbxout_finish, dbxout_source_line,
375 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
376 * dbxout.h (dbxout_source_line): Delete.
377 * debug.c (debug_nothing_file, debug_nothing_file_int,
378 debug_nothing_file_charstar_rtx): New.
379 (do_nothing_debug_hooks): Update.
380 (debug_nothing_void, debug_nothing_charstar_rtx,
381 dwarf2out_end_epilogue): New.
382 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
383 * debug.h (struct rtx_def): Declare.
384 (gcc_debug_hooks): New hooks source_line, end_epilogue
385 and end_function.
386 (debug_nothing_void, debug_nothing_charstar_rtx,
387 dwarf2out_end_epilogue): New.
388 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
389 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
390 (dwarf2_debug_hooks): Update.
391 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
392 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
393 * dwarf2out.h (dwarf2out_source_line): Remove.
394 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
395 Make static, update prototype.
396 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
397 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
398 (dwarf_debug_hooks): Update.
399 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
400 dwarfout_end_function): Remove.
401 * final.c (profile_function): Use debug hooks for ending functions
402 and epilogues.
403 (output_source_line, final_end_function): Update prototype,
404 use debug hooks.
405 (final_start_function, final_scan_insn): Update.
406 * output.h (sdb_begin_function_line): Remove.
407 (final_end_function): Update prototype.
408 * sdbout.c (sdb_begin_function_line): Make static.
409 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
410 (sdbout_source_line): New.
411 (sdbout_end_epilogue, sdbout_end_function): Make static, update
412 prototypes.
413 (sdb_debug_hooks): Update.
414 (sdbout_init, sdbout_source_line,
415 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
416 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
417 * toplev.c (compile_file, rest_of_compilation): Update.
418 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
419 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
420 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
421 Update for prototype changes.
422 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
423 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
425 2001-07-15 Richard Henderson <rth@redhat.com>
427 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
428 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
429 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
430 * config/alpha/alpha.c: Likewise.
431 * config/alpha/alpha.md: Likewise.
432 * config/alpha/alpha32.h: Likewise.
433 * config/alpha/vms.h: Likewise.
434 (OPEN_VMS): Remove.
436 2001-07-14 Richard Henderson <rth@redhat.com>
438 * config/alpha/alpha.md: Use define_constants for unspec values.
439 Substitute throughout.
441 2001-07-14 Tim Josling <tej@melbpc.org.au>
443 * tree.def (EXPON_EXPR) remove. Never supported anyway.
445 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
447 * pa.md: Remove unused constraints from define_split's.
449 2001-04-14 Richard Henderson <rth@redhat.com>
451 * ifcvt.c (find_cond_trap): Test for exit block.
453 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
455 Re-install recently reverted patch.
456 * emit-rtl.c (try_split): Update mark_jump_label call.
457 * flow.c (find_sub_basic_blocks): Likewise.
458 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
459 jump_back_p): Kill.
460 (mark_all_labels): Kill second parameter.
461 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
462 (rebuild_jump_labels, jump_optimize_minimal): Update call
463 of jump_optimize_1.
464 (jump_optimize_1): Kill crossjumping code.
465 (mark_jump_label): Kill cross_jump parameter.
466 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
467 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
468 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
469 splitting.
470 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
471 DFI_bpro.
472 (dump_file_info): Likewise.
473 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
474 reorganize passes to do reg-stack first, bb-reorder second.
475 * invoke.texi (-d letters doc): Remove the jump2 pass.
477 2001-07-14 Richard Henderson <rth@redhat.com>
479 * ifcvt.c (find_cond_trap): New.
480 (find_if_header): Call it.
481 (merge_if_block): Relax existing jump sanity check.
482 * jump.c (jump_optimize_1): Remove conditional trap handling.
484 2001-07-14 Alan Modra <amodra@bigpond.net.au>
486 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
487 millicode.
488 (insn_refs_are_delayed): Correct comment.
489 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
490 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
491 instead of r31. Make associated insn !TARGET_64BIT, and
492 provide an additional 64-bit insn that clobbers r2.
493 (divsi3): Likewise.
494 (udivsi3): Likewise.
495 (modsi3): Likewise.
496 (umodsi3): Likewise.
498 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
500 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
502 * flow.c (redirect_edge_and_branch_force, split_edge,
503 try_crossjump_to_edge): Use set_block_for_new_insns.
504 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
506 2001-07-13 H.J. Lu (hjl@gnu.org)
508 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
509 the correct patch.
511 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
513 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
515 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
517 * c-common.c (decl_attributes): Take a pointer to the node to
518 which attributes are to be attached, and a flags argument.
519 * c-common.h (enum attribute_flags): New.
520 (decl_attributes): Update prototype.
521 * c-decl.c (start_decl, push_parm_decl, finish_struct,
522 finish_enum, start_function): Update calls to decl_attributes.
523 * c-parse.in (component_declarator, component_notype_declarator,
524 label): Update calls to decl_attributes.
526 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
528 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
529 * config/avr/avr.c (legitimate_address_p): Return value changed
530 from letter to register classes. For better debugging.
532 2001-07-13 Kazu Hirata <kazu@hxi.com>
534 * jump.c (reversed_comparison_code_parts): Fix comment typos.
536 2001-07-13 H.J. Lu (hjl@gnu.org)
538 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
540 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
542 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
543 correctly for shared configurations.
544 * config/t-libgcc-pic: New.
545 * config/{i386,m68k,sparc}/t-openbsd: New.
546 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
547 Support -shared. Support debugging libraries with -g.
548 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
549 frame information does not emit pointer diffs.
550 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
551 emit pointer diffs.
553 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
555 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
557 2001-07-13 David Edelsohn <edelsohn@gnu.org>
559 * combine.c (try_combine): Ensure const_int pow2 is positive.
561 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
563 * config.gcc: Add configuration for s/390.
564 * config/s390/s390.c: New. Subroutines for code generation.
565 * config/s390/s390.h: New. Definitions for s/390.
566 * config/s390/s390-protos.h: New. Prototypes.
567 * config/s390/linux.h: New. Definitions for linux for s/390.
568 * config/s390/linux64.h: New. Definitions for linux for zSeries.
569 * config/s390/t-linux: New. Makefile fragment.
570 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
571 * config/s390/fixdfdi.h: New. Fix L_fix*di.
573 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
575 * emit-rtl.c (try_split): Update mark_jump_label call.
576 * flow.c (find_sub_basic_blocks): Likewise.
577 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
578 jump_back_p): Kill.
579 (mark_all_labels): Kill second parameter.
580 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
581 (rebuild_jump_labels, jump_optimize_minimal): Update call
582 of jump_optimize_1.
583 (jump_optimize_1): Kill crossjumping code.
584 (mark_jump_label): Kill cross_jump parameter.
585 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
586 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
587 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
588 splitting.
589 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
590 DFI_bpro.
591 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
592 reorganize passes to do reg-stack first, bb-reorder second.
593 * invoke.texi (-d letters doc): Remove the jump2 pass.
595 2001-07-12 Steve Ellcey <sje@cup.hp.com>
597 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
599 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
601 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
602 basic blocks.
603 (verify_flow_info): Make diagnostics prettier.
605 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
607 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
609 * flow.c (outgoing_edges_match): Return early if condition reversal
610 failed.
612 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
614 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
615 (mips_move_2words): When splitting a move into two instructions,
616 prefix the second address operand with '%D'.
618 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
620 * Makefile.in (final.o): Depend on debug.h.
621 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
622 (dbx_debug_hooks): Add new hooks.
623 (xcoff_debug_hooks): New.
624 * debug.c (debug_nothing_file_int_int): New.
625 (do_nothing_debug_hooks): Update.
626 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
627 (debug_nothing_file_int_int): New.
628 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
629 static, update prototype.
630 (dwarf2_debug_hooks): Update.
631 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
632 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
633 static, update prototype.
634 (dwarf_debug_hooks): Update.
635 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
636 * final.c: Include debug.h.
637 (final_scan_insn): Use debug hooks when beginning and ending blocks.
638 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
639 static, update prototype.
640 (sdb_debug_hooks): Update.
641 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
642 * toplev.c: Distinguish between xcoff and dbx.
644 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
645 Call all debug hooks, not just dwarf ones.
647 2001-07-11 Timothy Wall <twall@redhat.com>
649 * config.gcc: Add configuration for AIX5/IA64.
650 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
651 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
652 support prefix/suffix code.
653 * config/ia64/t-aix: New. Makefile fragment.
654 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
656 2001-07-11 Kazu Hirata <kazu@hxi.com>
658 * recog.c (validate_change): Fix a comment typo.
660 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
662 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
663 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
664 hooks directly.
665 * dbxout.c (dbx_debug_hooks): Add new hooks.
666 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
667 make static.
668 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
669 make static.
670 * dbxout.h (dbxout_start_new_source_file,
671 dbxout_resume_previous_source_file): Delete.
672 * debug.c (do_nothing_debug_hooks): Add new hooks.
673 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
674 (debug_nothing_int_charstar, debug_nothing_int): New.
675 * debug.h (gcc_debug_hooks): New hooks define, undef,
676 start_source_file and end_source_file.
677 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
678 (debug_nothing_int_charstar, debug_nothing_int): New.
679 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
680 the conditionally compiled section.
681 (dwarf2out_start_source_file, dwarf2out_end_source_file,
682 dwarf2out_define, dwarf2out_undef): Make static.
683 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
684 dwarf2out_define, dwarf2out_undef): Remove.
685 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
686 (dwarfout_start_source_file, dwarfout_end_source_file,
687 dwarfout_define, dwarfout_undef): Make static.
688 (dwarfout_start_source_file_check,
689 dwarfout_end_source_file_check): New.
690 (dwarfout_define, dwarfout_finish): Update.
691 * dwarfout.h (dwarfout_start_new_source_file,
692 dwarfout_resume_previous_source_file, dwarfout_define,
693 dwarfout_undef): Remove.
694 * sdbout.c (sdb_debug_hooks): Add new hooks.
695 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
696 make static.
697 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
698 make static, take an arg.
699 * sdbout.h (sdbout_start_new_source_file,
700 sdbout_resume_previous_source_file): Delete.
701 * toplev.c (debug_start_source_file, debug_end_source_file,
702 debug_define, debug_undef): Delete.
703 * toplev.h (debug_start_source_file, debug_end_source_file,
704 debug_define, debug_undef): Delete.
706 * java/jcf-parse.c: Include debug.h.
707 (parse_class_file): Update to use debug hooks directly.
708 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
710 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
712 * alias.c (set_mem_alias_set): New function.
713 * rtl.h (set_mem_alias_set): Declare it.
714 * builtins.c (expand_builtin_return_addr): Call it instead of
715 using MEM_ALIAS_SET accessor.
716 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
717 (get_memory_rtx, expand_builtin_va_arg): Likewise.
718 (expand_builtin_va_copy):Likewise.
719 * caller-save.c (setup_save_areas): Likewise.
720 * calls.c (compute_argument_addresses): Likewise.
721 * explow.c (set_mem_attributes): Likewise.
722 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
723 (expand_assignment, store_constructor_field, store_field): Likewise.
724 (expand_expr_unaligned): Likewise.
725 * function.c (assign_stack_temp_for_type): Likewise.
726 (put_reg_into_stack, gen_mem_addressof): Likewise.
727 * ifcvt.c (noce_try_cmove_arith): Likewise.
728 * reload1.c (reload, alter_reg): Likewise.
729 * config/alpha/alpha.c (get_aligned_mem): Likewise.
730 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
731 (alpha_expand_unaligned_store): Likewise
732 (alpha_expand_unaligned_load_words): Likewise.
733 (alpha_expand_unaligned_store_words): Likewise.
734 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
735 (alpha_expand_epilogue): Likewise.
736 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
737 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
738 * config/i386/i386.c (legitimize_pic_address): Likewise.
739 * config/i960/i960.c (setup_incoming_varargs): Likewise.
740 * config/ia64/ia64.c (spill_restore_mem): Likewise.
741 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
742 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
743 * config/mips/mips.c (mips_va_arg): Likewise.
744 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
745 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
746 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
747 (setup_incoming_varargs, rs6000_va_arg): Likewise.
748 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
749 (rs6000_emit_epilogue): Likewise.
750 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
751 * config/sparc/sparc.c (sparc_va_arg): Likewise.
752 * config/v850/v850.c (v850_va_arg): Likewise.
754 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
756 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
757 when fallthru edge is present.
758 (mege_blocks): Handle case where creation of jump insn
759 is required.
761 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
762 CLEANUP_POST_REGSTACK): New constants.
763 * except.c (finish_eh_generation): Update call of cleanup_cfg,
764 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
765 * output.h (cleanup_cfg): Update prototype.
766 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
767 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
768 cleanup_cfg call; kill missleading comment.
769 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
770 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
771 parameter; control optimizations performed using it.
772 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
773 try_crossjump_bb): New functions.
775 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
777 * pa.c (pa_output_function_prologue): Delete prototype. Make function
778 extern.
779 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
780 pa_output_function_prologue.
781 * pa-protos.h (pa_output_function_prologue): New prototype.
783 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
785 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
786 and low to get correct sign extension in low+high test.
788 2001-07-11 Janis Johnson <janis@us.ibm.com>
790 * gcov.c (arcdata): Use gcov_type to fix branch percentage
791 for large hit count.
793 * profile.c (branch_prob): Fix .bbg info for computed gotos
794 and C++ EH code.
796 2001-07-11 Mark Mitchell <mark@codesourcery.com>
798 * stmt.c (parse_output_constraint): New function, split out
799 from ...
800 (expand_asm_operands): ... here. Use parse_output_constraint.
801 * tree.h (parse_output_constraint): Declare it.
803 2001-07-11 Richard Henderson <rth@redhat.com>
805 * bitmap.c: Comment some functions; fiddle whitespace.
806 (bitmap_free): Don't export.
807 (bitmap_element_allocate): Use memset.
808 * bitmap.h (bitmap_free): Don't declare.
810 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
812 * gcse.c, lcm.c, sched-deps.c:
813 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
815 * flow.c (flow_loops_find): Free dom if we found no loops, since
816 we aren't going to save it.
818 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
819 done.
821 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
823 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
825 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
827 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
828 #ifndef DWARF2_DEBUGGING_INFO.
830 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
832 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
834 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
836 * config/mips/mips.c (gen_int_relational): Tell the caller not to
837 reverse a branch if a NE comparison is implemented with GTU.
839 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
840 H.J. Lu <hjl@gnu.org>
842 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
843 constant addresses.
844 (call_internal2): Likewise.
845 (call_value_internal1): Likewise.
846 (call_value_internal2): Likewise.
847 (call_value_multiple_internal1): Likewise.
848 (call_value_multiple_internal2): Likewise.
850 2001-07-10 Kazu Hirata <kazu@hxi.com>
852 * calls.c (emit_library_call_value_1): Fix a comment typo.
853 * dwarf2out.c (mem_loc_descriptor): Likewise.
854 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
856 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
858 * simplify-rtx.c (simplify_subreg): Fix typo in comment
860 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
862 * recog.c (offsettable_address_p): Handle LO_SUM case.
863 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
864 instead of plus_constant.
866 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
868 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
869 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
871 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
873 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
874 adjust_address_nv instead of plus_constant.
876 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
878 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
879 dwarf2out.o): Depend on debug.h, wrap long lines.
880 * dbxout.c: Include debug.h.
881 (dbx_debug_hooks): New.
882 (dbxout_init): Make static, take just 2 args.
883 (dbxout_finish): Make static.
884 * dbxout.h (dbxout_init, dbxout_finish): Delete.
885 * debug.c: New file.
886 * debug.h: New file.
887 * dwarf2out.c: Include debug.h.
888 (dwarf2_debug_hooks): New.
889 (dwarf2out_init): Make static.
890 (dwarf2out_finish): Make static, take 2 args.
891 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
892 * dwarfout.c: Include debug.h.
893 (dwarf_debug_hooks): New.
894 (dwarfout_init): Make static.
895 (dwarfout_finish): Make static, take 2 args.
896 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
897 * sdbout.c: Include debug.h.
898 (sdb_debug_hooks): New.
899 (sdbout_init): Make static, take 2 args.
900 * sdbout.h (sdbout_init): Delete.
901 * toplev.c: Include debug.h.
902 (debug_hooks): New.
903 (compile_file): Set deubg_hooks based on command line options.
904 Use the hooks unconditionally rather than conditional compilation.
906 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
908 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
909 first_insn_after_basic_block_note instead.
911 * df.c (df_bb_refs_unlink): #if 0 out for now.
913 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
915 * ssa.h: Add prototype for ssa_const_prop
916 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
917 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
918 (ssa_fast_dce): Remove unused variable
920 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
922 * diagnostic.c (finish_diagnostic): Rename to
923 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
924 calls thourghout.
926 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
928 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
929 .loc support.
931 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
932 (dump_file): Only pad the demangled name with spaces if the
933 mangled name was padded with spaces.
935 2001-07-10 Bernd Schmidt <bernds@redhat.com>
937 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
938 edge detection.
940 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
942 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
943 extraction if no direct load if either EXPAND_CONST_ADDRESS or
944 EXPAND_INITIALIZER.
946 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
947 whether can put offset inside LO_SUM to check mode alignment, not size.
949 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
951 * doc/tm.texi (Misc): Fix thinko.
953 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
955 * regmove.c (replace_in_call_usage): Fix warnings.
956 * sched-deps.c (add_dependence): Fix warnings.
957 * simplify-rtx.c (simplify_subreg): Likewise.
958 Return NULL_RTX instead of NULL.
960 * reg-stack.c (emit_swap_insn): Eliminate warnings.
961 (subst_asm_stack_regs): Likewise.
963 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
964 warnings.
966 * dwarf2out.c (output_call_frame_info): Declare i as int.
967 (build_abbrev_table): Declare n_alloc as int.
968 (dwarf2out_finish): Initialize die.
969 * except.c: Declare sjlj_funcdef_number as unsigned.
970 (connect_post_landing_pads): Declare j as unsigned.
971 (convert_to_eh_region_ranges): Initialize call_site.
972 (output_function_exception_table): Initialize tt_format_size.
973 * expr.c (move_by_pieces_1): Initialize to1.
974 (store_constructor): Initialize minelt and maxelt.
975 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
976 * function.c (instantiate_decls): Avoid signed/unsigned warning.
978 * c-decl.c (combine_parm_decls): Unused, remove.
979 * c-tree.h: Remove prototype for combine_parm_decls.
981 * reload.c (push_reload): Fix warning.
982 (regno_clobbered_p): Likewise.
983 * reload1.c (replace_pseudos_in_call_usage): Likewise.
984 (reload_combine): Likewise.
986 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
987 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
988 warnings.
989 * bitmap.c (bitmap_operation): Change user.
990 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
992 2001-07-10 Eric Christopher <echristo@redhat.com>
994 * config/mips/mips.c (override_options): Fix typo.
996 2001-07-09 Stan Shebs <shebs@apple.com>
998 * target.h (struct gcc_target): New fields init_builtins and
999 expand_builtin.
1000 * target-def.h (TARGET_INIT_BUILTINS): New macro.
1001 (TARGET_EXPAND_BUILTIN): New macro.
1002 (TARGET_INITIALIZER): Add them.
1003 * builtins.c: Include target.h.
1004 (expand_builtin): Use targetm.expand_builtin.
1005 (default_init_builtins): New function.
1006 (default_expand_builtin): New function.
1007 * expr.h (default_init_builtins): Declare.
1008 (default_expand_builtin): Declare.
1009 * c-common.c (c_common_nodes_and_builtins): Use
1010 targetm.init_builtins.
1011 * defaults.h (MD_INIT_BUILTINS): Remove.
1012 * Makefile.in (builtins.o): Depend on target.h.
1014 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
1015 (TARGET_EXPAND_BUILTIN): Define.
1016 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
1017 (MD_EXPAND_BUILTIN): Remove.
1019 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
1020 (TARGET_EXPAND_BUILTIN): Define.
1021 (c4x_init_builtins): Make endlink arg a local.
1022 (c4x_print_operand): Fix typos in adjust_address usages.
1023 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
1024 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
1025 (MD_EXPAND_BUILTIN): Remove.
1027 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
1028 (TARGET_EXPAND_BUILTIN): Define.
1029 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
1030 (ix86_init_builtins): Call new function only if TARGET_MMX.
1031 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
1032 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
1033 (MD_EXPAND_BUILTIN): Remove.
1035 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
1036 (TARGET_EXPAND_BUILTIN): Define.
1037 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
1038 (MD_EXPAND_BUILTIN): Remove.
1040 * doc/tm.texi: Document these changes.
1042 2001-07-09 Diego Novillo <dnovillo@redhat.com>
1044 * basic-block.h (tree_node): Forward declare if needed.
1045 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
1046 (BLOCK_HEAD_TREE): Define.
1047 (BLOCK_END_TREE): Define.
1048 (struct loops): Rename field 'tree' to 'tree_root'.
1049 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
1050 'end_tree'.
1051 (flow_loops_tree_build): Rename reference to field 'tree' to
1052 'tree_root'.
1053 (flow_loops_level_compute): Ditto.
1054 * predict.c (estimate_bb_frequencies): Ditto.
1055 * tree.h (struct tree_common): Add field 'aux'.
1057 2001-07-09 Stan Shebs <shebs@apple.com>
1059 * config/darwin.c (darwin_encode_section_info): Don't mark any
1060 DECL_EXTERNAL node as defined.
1062 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1064 * pa.c (pa_init_machine_status, pa_mark_machine_status,
1065 pa_free_machine_status, hppa_init_pic_save): Delete.
1066 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
1067 (hppa_profile_hook): Use hppa_pic_save_rtx.
1068 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
1069 hppa_init_pic_save): Delete.
1070 (hppa_pic_save_rtx): Declare.
1071 * pa.md (call, call_value, sibcall, sibcall_value,
1072 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
1074 2001-07-09 Kazu Hirata <kazu@hxi.com>
1076 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
1077 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
1079 2001-07-09 Andreas Jaeger <aj@suse.de>
1081 * output.h: Add declaration of final_forward_branch_p.
1083 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
1085 * varray.c: Include errors.h for internal_error and trim_filename
1086 declarations.
1088 * Makefile.in (varray.o): Add errors.h.
1090 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
1092 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
1093 * optabs.c (have_add2_insn): Check whether the add insn chosen
1094 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
1095 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
1097 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
1099 * Makefile.in (OBJS): Add ssa-ccp.o
1100 (ssa-ccp.o): Add dependencies.
1101 * toplev.c (DFI_ssa_ccp): New dump file enum.
1102 (dump_file): Add entry for dumping after SSA CCP.
1103 (flag_ssa_ccp): New flag variable.
1104 (f_options): Add -fssa-ccp.
1105 (rest_of_compilation): Run SSA CCP if requested.
1106 * timevar.def (TV_SSA_CCP): New timevar.
1107 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
1108 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
1109 Fix minor typo in SSA DCE documentation.
1110 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
1111 Add documentation for new dump option. Renumber dump files
1112 appropriately.
1114 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1116 * emit-rtl.c (gen_highpart_mode): New.
1117 * rtl.h (gen_highpart_mode): Declare.
1118 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
1119 operand can be VOIDmode constant.
1121 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
1123 * flow.c (redirect_edge_and_branch_force): New.
1124 (can_fallthru): Ensure that basic blocks are succeeding.
1125 (try_optimize_cfg): Do not delete basic block if it is the last one.
1127 * flow.c (try_redirect_by_replacing_jump): Do not remove
1128 jumps with side effects, unlink chain on fallthru edge;
1129 set block for new jump instruction; avoid basic block to
1130 over by line number note.
1132 * flow.c (try_simplify_condjump): Verify that the condjump
1133 is not always falling trought.
1135 Re-install patch:
1136 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
1138 * flow.c (forwarder_block_p): Fix for fallthru blocks.
1139 (try_redirect_by_replacing_jump): Update properly the count
1140 and frequency information.
1142 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1144 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
1145 address that is a LO_SUM specially.
1146 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
1148 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
1150 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
1151 (operand_subword): Use them.
1152 (change_address_1): Renamed from change_address; new arg VALIDATE.
1153 * expr.h: Reflect above changes; change_address now macro.
1154 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
1155 making MEM.
1156 * cselib.c (add_mem_for_addr): Likewise.
1157 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
1158 * regmove.c (try_apply_stack_adjustment): Likewise.
1159 * reload.c (push_reload, make_memloc): Likewise.
1160 * reload1.c (eliminate_regs): Likewise.
1161 * simplify-rtx.c (simplify_replace_rtx): Likewise.
1162 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
1163 adjust_addess.
1164 * combine.c (make_extraction, simplify_shift_const): Likewise.
1165 (gen_lowpart_for_combine): Likewise.
1166 * cse.c (gen_lowpart_if_possible): Likewise.
1167 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
1168 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
1169 * optabs.c (gen_move_insn): Likewise.
1170 * reload1.c (alter_reg): Likewise.
1171 * simplify-rtx.c (simplify_subreg): Likewise.
1172 * stmt.c (expand_anon_union_decl): Likewise.
1173 * recog.c (validate_replace_rtx_1): Likewise.
1174 (expr.h): Include.
1175 * Makefile.in (recog.o): Add $(EXPR_H).
1176 * explow.c (stabilize): Call replace_equiv_address.
1177 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
1178 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
1180 2001-07-03 Andrew Haley <aph@redhat.com>
1182 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
1183 the mode of the memory location.
1185 2001-07-09 Bo Thorsen <bo@suse.co.uk>
1187 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
1189 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
1191 * final.c (output_addr_const): Use target opening and
1192 closing parentheses.
1193 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
1194 defaults, add to TARGET_ASM_OUT.
1195 * target.h (struct gcc_target): Add open_paren and close_paren.
1196 * doc/md.texi: Update.
1197 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
1198 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
1199 TARGET_ASM_CLOSE_PAREN.
1200 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
1201 Override.
1202 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
1203 Override.
1204 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
1205 * config/a29k/a29k.h: Similarly.
1206 * config/alpha/alpha.h: Similarly.
1207 * config/arc/arc.h: Similarly.
1208 * config/arm/aof.h: Similarly.
1209 * config/arm/aout.h: Similarly.
1210 * config/avr/avr.h: Similarly.
1211 * config/c4x/c4x.h: Similarly.
1212 * config/clipper/clipper.h: Similarly.
1213 * config/convex/convex.h: Similarly.
1214 * config/d30v/d30v.h: Similarly.
1215 * config/dsp16xx/dsp16xx.h: Similarly.
1216 * config/elxsi/elxsi.h: Similarly.
1217 * config/fr30/fr30.h: Similarly.
1218 * config/h8300/h8300.h: Similarly.
1219 * config/i370/i370.h: Similarly.
1220 * config/i386/i386.h: Similarly.
1221 * config/i860/i860.h: Similarly.
1222 * config/i960/i960.h: Similarly.
1223 * config/ia64/ia64.h: Similarly.
1224 * config/m32r/m32r.h: Similarly.
1225 * config/m68hc11/m68hc11.h: Similarly.
1226 * config/m68k/m68k.h: Similarly.
1227 * config/m88k/m88k.h: Similarly.
1228 * config/mcore/mcore.h: Similarly.
1229 * config/mips/mips.h: Similarly.
1230 * config/mn10200/mn10200.h: Similarly.
1231 * config/mn10300/mn10300.h: Similarly.
1232 * config/ns32k/ns32k.h: Similarly.
1233 * config/pa/pa.h: Similarly.
1234 * config/pdp11/pdp11.h: Similarly.
1235 * config/pj/pj.h: Similarly.
1236 * config/romp/romp.h: Similarly.
1237 * config/rs6000/rs6000.h: Similarly.
1238 * config/sh/sh.h: Similarly.
1239 * config/sparc/sparc.h: Similarly.
1240 * config/v850/v850.h: Similarly.
1241 * config/vax/vax.h: Similarly.
1242 * config/we32k/we32k.h: Similarly.
1244 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
1246 * doc/c-tree.texi: Document representation of attributes.
1248 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
1250 * doc/tm.texi: Update some places for the rename of target to
1251 targetm. Fix typo.
1253 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
1255 * target.h (struct gcc_target): Add insert_attributes.
1256 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
1257 (TARGET_INITIALIZER): Update.
1258 * tree.c, tree.h (default_insert_attributes): New function.
1259 Update comments on other default functions to refer to targetm,
1260 not target.
1261 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
1262 TARGET_INSERT_ATTRIBUTES.
1263 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
1264 * c-common.c (decl_attributes): Use targetm.insert_attributes.
1265 Don't use PRAGMA_INSERT_ATTRIBUTES.
1266 * Makefile.in (c-common.o): Depend on $(TARGET_H).
1267 * c-decl.c (start_decl, start_function): Don't call
1268 SET_DEFAULT_DECL_ATTRIBUTES.
1269 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
1270 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
1271 declare.
1272 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
1273 (c4x_check_attribute): Avoid modifying attribute list itself.
1274 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
1275 Make static.
1276 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
1277 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
1278 declare.
1279 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
1280 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
1281 Make static.
1282 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
1283 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
1284 declare.
1285 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
1286 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
1287 Adjust parameters. Make static.
1289 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
1291 * c-common.c (decl_attributes): Only take a single attributes
1292 parameter.
1293 * c-common.h (decl_attributes): Update prototype.
1294 * c-decl.c (start_decl, start_function): Only take a single
1295 attributes parameter. Update calls to decl_attributes.
1296 (finish_struct, finish_enum): Update calls to decl_attributes.
1297 (push_parm_decl): Expect unified list of attributes. Update call
1298 to decl_attributes.
1299 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
1300 notype_nested_function, component_declarator,
1301 component_notype_declarator, label): Update calls to
1302 decl_attributes.
1303 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
1304 lists that are passed to push_parm_decl.
1305 * c-tree.h (start_function, start_decl): Update prototypes.
1306 * config/sh/sh-protos.h, config/sh/sh.c
1307 (sh_pragma_insert_attributes): Only take a single attributes
1308 parameter.
1309 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
1310 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
1311 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
1312 build_module_descriptor, generate_static_references,
1313 generate_strings, build_selector_translation_table,
1314 generate_descriptor_table, generate_protocols,
1315 generate_ivars_list, generate_dispatch_table,
1316 generate_protocol_list, generate_category,
1317 generate_shared_structures, really_start_method, add_objc_decls,
1318 generate_classref_translation_entry): Update calls to start_decl
1319 and start_function.
1320 (build_tmp_function_decl, start_method_def): Unify attribute lists
1321 that are passed to push_parm_decl.
1323 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
1325 * final.c (no_asm_to_stream): New.
1326 (final_scan_insn): Use target structures for prologue ends
1327 and epilogue starts.
1328 * output.h (no_asm_to_stream): New.
1329 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
1330 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
1331 (TARGET_ASM_OUT): Update.
1332 * target.h (struct gcc_target): New members function_end_prologue
1333 and function_begin_epilogue.
1334 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
1335 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
1336 * config/alpha/alpha.c (output_end_prologue): Rename to
1337 alpha_output_function_end_prologue. Use in target struct
1338 and make static.
1339 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
1340 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
1341 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
1342 ia64_output_function_end_prologue. Use in target struct
1343 and make static.
1344 (ia64_function_prologue, ia64_funciton_epilogue): Rename
1345 mistyped prototypes.
1346 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
1347 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
1348 Delete.
1349 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
1350 an use in target struct, make static.
1351 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
1352 Delete.
1354 2001-07-08 Richard Henderson <rth@redhat.com>
1356 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
1358 2001-07-08 Richard Henderson <rth@redhat.com>
1360 * config/i386/i386.md: Remove constraints strings from define_split
1361 and define_peephole2 patterns.
1362 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
1363 (eh_return): Use them.
1365 2001-07-08 Richard Henderson <rth@redhat.com>
1367 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
1368 Document MD_FALLBACK_FRAME_STATE_FOR.
1370 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1372 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
1373 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
1374 elimination.
1375 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
1377 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
1379 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
1380 of the label inside NAME as opposed to just the end of NAME.
1382 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
1384 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
1385 * config/alpha/alpha.c (alpha_init_machine_status,
1386 alpha_mark_machine_status, alpha_free_machine_status): Delete.
1387 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
1388 (vms_valid_decl_attribute_p): Make static, conditionally compile.
1389 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
1391 2001-07-06 Stan Shebs <shebs@apple.com>
1393 * target.h (targetm): Rename global from "target", so as not to
1394 conflict with local variables.
1395 * c-decl.c: Ditto.
1396 * c-typeck.c: Ditto.
1397 * final.c: Ditto.
1398 * tree.c: Ditto.
1399 * cp/decl.c: Ditto.
1400 * cp/decl2.c: Ditto.
1401 * cp/typeck.c: Ditto.
1402 * 1750a/1750a.c: Ditto.
1403 * a29k/a29k.c: Ditto.
1404 * arc/arc.c: Ditto.
1405 * arm/arm.c: Ditto.
1406 * avr/avr.c: Ditto.
1407 * clipper/clipper.c: Ditto.
1408 * convex/convex.c: Ditto.
1409 * d30v/d30v.c: Ditto.
1410 * dsp16xx/dsp16xx.c: Ditto.
1411 * elxsi/elxsi.c: Ditto.
1412 * fr30/fr30.c: Ditto.
1413 * h8300/h8300.c: Ditto.
1414 * i370/i370.c: Ditto.
1415 * i386/i386.c: Ditto.
1416 * i860/i860.c: Ditto.
1417 * i960/i960.c: Ditto.
1418 * ia64/ia64.c: Ditto.
1419 * m32r/m32r.c: Ditto.
1420 * m68hc11/m68hc11.c: Ditto.
1421 * m68k/m68k.c: Ditto.
1422 * m88k/m88k.c: Ditto.
1423 * mips/mips.c: Ditto.
1424 * ns32k/ns32k.c: Ditto.
1425 * pa/pa.c: Ditto.
1426 * pdp11/pdp11.c: Ditto.
1427 * romp/romp.c: Ditto.
1428 * rs6000/rs6000.c: Ditto.
1429 * sh/sh.c: Ditto.
1430 * sparc/sparc.c: Ditto.
1431 * vax/vax.c: Ditto.
1432 * we32k/we32k.c: Ditto.
1433 * doc/tm.texi: Update the manual to match.
1435 2001-07-06 Richard Henderson <rth@redhat.com>
1437 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
1438 DWARF2_UNWIND_INFO not just whether it is defined.
1440 2001-07-06 Diego Novillo <dnovillo@redhat.com>
1442 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
1443 call to simplify_binary_operation returns a new pattern.
1445 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1447 * glimits.h (__SHRT_MAX__): New.
1448 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
1449 (SHRT_MAX): Define in terms of __SHRT_MAX__.
1451 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
1453 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
1454 avoid warnings.
1456 2001-07-06 Richard Henderson <rth@redhat.com>
1458 * bitmap.c (bitmap_release_memory): Move adjacent to the
1459 allocation functions.
1460 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
1461 the implementation. Binary search for the set bit.
1462 (bitmap_union_of_diff): Allocate the temporary on the stack
1463 instead of using xmalloc.
1465 2001-07-06 Richard Henderson <rth@redhat.com>
1467 * genrecog.c (validate_pattern): Warn for constraints in
1468 define_{expand,split,peephole2}. Remove strict_low_part
1469 before looking up match_dup.
1471 2001-07-06 DJ Delorie <dj@redhat.com>
1473 * doc/gcc.texi (Makefile): Rename to be a more general purpose
1474 chapter about various build hints and history. Add section
1475 talking about the various types of native and cross builds.
1477 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
1479 * Makefile.in (final.o): Depend on target.h.
1480 * final.c: Include target.h.
1481 (default_function_pro_epilogue): New.
1482 (final_start_function): Use target structure for function prologues.
1483 (final_end_function): Use target structure for function epilogues.
1484 * fold-const.c (real_hex_to_f): Constify s and p.
1485 * output.h (default_function_pro_epilogue): New.
1486 * real.h (real_hex_to_f): Update prototype.
1487 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
1488 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
1489 (TARGET_INITIALIZER): Update.
1490 * target.h (gcc_target): Add struct asm_out.
1491 * doc/tm.texi: Update.
1493 config:
1494 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
1495 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
1496 in cpu/cpu.c, or rename old functions consistently. Take
1497 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
1498 redundant macros and prototypes. Make new functions static.
1500 * 1750a/1750a.c: Similarly.
1501 * 1750a/1750a.h: Similarly.
1502 * a29k/a29k-protos.h: Similarly.
1503 * a29k/a29k.c: Similarly.
1504 * a29k/a29k.h: Similarly.
1505 * arc/arc-protos.h: Similarly.
1506 * arc/arc.c: Similarly.
1507 * arc/arc.h: Similarly.
1508 * arm/arm-protos.h: Similarly.
1509 * arm/arm.c: Similarly.
1510 * arm/arm.h: Similarly.
1511 * avr/avr-protos.h: Similarly.
1512 * avr/avr.c: Similarly.
1513 * avr/avr.h: Similarly.
1514 * clipper/clipper-protos.h: Similarly.
1515 * clipper/clipper.c: Similarly.
1516 * clipper/clipper.h: Similarly.
1517 * convex/convex.c: Similarly.
1518 * convex/convex.h: Similarly.
1519 * d30v/d30v-protos.h: Similarly.
1520 * d30v/d30v.c: Similarly.
1521 * d30v/d30v.h: Similarly.
1522 * d30v/d30v.md: Similarly.
1523 * dsp16xx/dsp16xx-protos.h: Similarly.
1524 * dsp16xx/dsp16xx.c: Similarly.
1525 * dsp16xx/dsp16xx.h: Similarly.
1526 * elxsi/elxsi.c: Similarly.
1527 * elxsi/elxsi.h: Similarly.
1528 * fr30/fr30.c: Similarly.
1529 * fr30/fr30.md: Similarly.
1530 * h8300/h8300-protos.h: Similarly.
1531 * h8300/h8300.c: Similarly.
1532 * h8300/h8300.h: Similarly.
1533 * i370/i370-protos.h: Similarly.
1534 * i370/i370.c: Similarly.
1535 * i370/i370.h: Similarly.
1536 * i386/i386.c: Similarly.
1537 * i386/osf1elf.h: Similarly.
1538 * i386/osfrose.h: Similarly.
1539 * i860/i860-protos.h: Similarly.
1540 * i860/i860.c: Similarly.
1541 * i860/i860.h: Similarly.
1542 * i960/i960-protos.h: Similarly.
1543 * i960/i960.c: Similarly.
1544 * i960/i960.h: Similarly.
1545 * ia64/ia64-protos.h: Similarly.
1546 * ia64/ia64.c: Similarly.
1547 * ia64/ia64.h: Similarly.
1548 * m32r/m32r-protos.h: Similarly.
1549 * m32r/m32r.c: Similarly.
1550 * m32r/m32r.h: Similarly.
1551 * m68hc11/m68hc11-protos.h: Similarly.
1552 * m68hc11/m68hc11.c: Similarly.
1553 * m68hc11/m68hc11.h: Similarly.
1554 * m68k/crds.h: Similarly.
1555 * m68k/dpx2.h: Similarly.
1556 * m68k/m68k-protos.h: Similarly.
1557 * m68k/m68k.c: Similarly.
1558 * m68k/m68k.h: Similarly.
1559 * m68k/news.h: Similarly.
1560 * m88k/m88k-protos.h: Similarly.
1561 * m88k/m88k.c: Similarly.
1562 * m88k/m88k.h: Similarly.
1563 * mips/mips-protos.h: Similarly.
1564 * mips/mips.c: Similarly.
1565 * mips/mips.h: Similarly.
1566 * ns32k/merlin.h: Similarly.
1567 * ns32k/ns32k.c: Similarly.
1568 * ns32k/ns32k.h: Similarly.
1569 * ns32k/tek6000.h: Similarly.
1570 * pa/pa-protos.h: Similarly.
1571 * pa/pa.c: Similarly.
1572 * pa/pa.h: Similarly.
1573 * pdp11/2bsd.h: Similarly.
1574 * pdp11/pdp11-protos.h: Similarly.
1575 * pdp11/pdp11.c: Similarly.
1576 * pdp11/pdp11.h: Similarly.
1577 * romp/romp-protos.h: Similarly.
1578 * romp/romp.c: Similarly.
1579 * romp/romp.h: Similarly.
1580 * rs6000/rs6000-protos.h: Similarly.
1581 * rs6000/rs6000.c: Similarly.
1582 * rs6000/rs6000.h: Similarly.
1583 * rs6000/sysv4.h: Similarly.
1584 * sh/sh-protos.h: Similarly.
1585 * sh/sh.c: Similarly.
1586 * sh/sh.h: Similarly.
1587 * sparc/sparc-protos.h: Similarly.
1588 * sparc/sparc.c: Similarly.
1589 * sparc/sparc.h: Similarly.
1590 * vax/vax.c: Similarly.
1591 * vax/vax.h: Similarly.
1592 * vax/vms.h: Similarly.
1593 * we32k/we32k.c: Similarly.
1594 * we32k/we32k.h: Similarly.
1596 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
1598 * basic-block.h (first_insn_after_basic_block_note): Declare.
1599 * flow.c (first_insn_after_basic_block_note): Define. Moved
1600 from...
1601 * ssa.c (first_insn_after_basic_block_note): Remove.
1602 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
1603 necessary.
1604 (ssa_eliminate_dead_code): Properly update the CFG and PHI
1605 nodes when we find a dead conditional branch. Insert BARRIERs
1606 after any blocks with no successors, but which do not have
1607 any BARRIERs.
1609 2001-07-06 Zack Weinberg <zackw@stanford.edu>
1611 * varray.c (varray_check_failed): Use internal_error.
1613 2001-07-05 Andrew Haley <aph@redhat.com>
1615 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
1616 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
1617 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
1619 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
1621 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
1622 reference if the target constant is also a SYMBOL_REF.
1624 2001-07-05 Eric Christopher <echristo@redhat.com>
1626 * config/mips/mips.h (MASK_MIPS3900): Remove.
1627 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
1628 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
1629 (TARGET_MIPS3900): Change to use mips_arch.
1630 (TARGET_MIPS4000): New.
1631 (TARGET_MIPS4100): New.
1632 (TARGET_MIPS4300): New.
1633 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
1634 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
1635 for -mipsX.
1636 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
1637 (ISA_HAS_BRANCHLIKELY): To here.
1638 (CC1_CPU_SPEC): New.
1639 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
1640 (mips_arch_string): Declare.
1641 (mips_arch): Declare.
1642 (TARGET_OPTIONS): Add -march and -mtune.
1644 * config/mips/mips.c (mips_arch_string): New.
1645 (mips_arch): New.
1646 (override_options): Handle -march for codegen and -mtune
1647 for scheduling. Use mips_arch. Move tx39 target default here.
1648 (mips_parse_cpu): Move error message to override_options.
1650 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
1652 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
1654 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
1655 (MIPS Options): Ditto. Change mcpu entry to historical text.
1657 2001-07-05 H.J. Lu (hjl@gnu.org)
1659 * config/mips/mips.c (mips_parse_cpu): New function to parse
1660 -march=*/-mcpu=*.
1662 2001-07-05 Jim Wilson <wilson@redhat.com>
1664 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
1665 * config/ia64/t-ia64: Likewise.
1666 (LIB1ASMFUNCS): Update comment.
1668 2001-07-05 David Edelsohn <edelsohn@gnu.org>
1670 * doc/install.texi (Install GCC: Binaries): Fix typo.
1672 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1674 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
1675 reference using the stack pointer, adjust it since we push Y
1676 temporarily.
1677 ("*ashrsi3"): Likewise.
1678 ("*lshrsi3"): Likewise.
1680 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1682 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
1683 when -fomit-frame-pointer is used.
1685 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
1687 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
1688 (try_redirect_by_replacing_jump): Reverse updating properly the
1689 count and frequency information. Reverse removing cc0 setter.
1690 (forwarder_block_p): Reverse fixing for fallthru blocks.
1692 2001-07-05 DJ Delorie <dj@redhat.com>
1694 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
1695 (translate_options): If the above is defined, use it to map
1696 given options to new options.
1697 * doc/tm.texi: Document it.
1699 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
1700 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1702 * doc/invoke.texi (Optimize Options): Document that -fgcse may
1703 cause programs using computed gotos to run more slowly.
1705 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1707 * doc/install.texi (Specific): Markup, spelling and typo fixes.
1708 Fixed sorting.
1709 Consistently require binutils 2.11.2, not prereleases.
1710 (Specific, decstation-*): Canonicalize as mips-dec-*.
1711 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
1712 always necessary.
1713 (Specific, m68k-altos): Removed reference to README.altos, deleted.
1714 (Specific, mips-*): Reword MIPS C compiler requirements.
1715 (Specific, powerpc*-*-*): New, mention --with-cpu once.
1716 (Specific, sunv5): Removed, obsolete.
1718 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
1720 * dwarf2out.c (output_loc_list): Use an all ones mask for
1721 .text asm output and don't rely on long long
1722 literals. Reformat some long lines.
1724 2001-07-05 Andreas Jaeger <aj@suse.de>
1726 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
1727 section.
1729 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
1731 * dwarf2out.c (dwarf2out_define): Update comment.
1732 (dwarf2out_undef): Ditto.
1733 (dwarf2out_start_source_file): Ditto.
1734 (dwarf2out_end_source_file): Ditto.
1735 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
1736 since we never call the start/end debug hook for the primary file.
1738 2001-07-04 Kazu Hirata <kazu@hxi.com>
1740 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
1741 from shll.
1743 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
1745 * cppinit.c (remove_dup_dirs): Inform if a system include
1746 directory is being reordered.
1747 * doc/invoke.texi (Directory Options): GCC warns if you hide a
1748 system include.
1749 * doc/cpp.texi (Search Paths): Likewise.
1750 * doc/gcc.texi (Interoperation): Remove information about
1751 -I/usr/include.
1753 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
1755 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
1756 (VARRAY_TOP_CHAR_PTR): Likewise.
1758 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1760 * gcc.c (process_command): Don't assign elements of a const char*.
1762 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1764 * emit-rtl.c (change_address): Don't abort if invalid address while
1765 reload is in progress.
1767 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
1769 * c-lex.c (cb_file_change): Pass line number to
1770 debug_start_source_file.
1771 (cb_undefine): Pass correct line number to debug_undef.
1773 * toplev.c (debug_start_source_file): Add line number to
1774 parameters. Pass it along to dwarf2out_start_source_file.
1775 (decode_g_option): Stop resetting debug level back to normal when
1776 we change debug formats, unless the current level is
1777 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
1778 3).
1780 * toplev.h (debug_start_source_file): Add line number to
1781 parameters.
1783 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
1784 parameters.
1786 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
1787 parameters.
1788 Output debug_macinfo data for starting file if requested.
1789 (dwarf2out_end_source_file): Output debug_macinfo data for ending
1790 file if requested.
1791 (dwarf2out_define): Output debug_macinfo data for defining a macro
1792 if requested.
1793 (dwarf2out_undef): Output debug_macinfo data for undefining a
1794 macro if requested.
1795 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
1796 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
1797 (macinfo_section_label): New. DWARF2 macro info section label.
1798 (dwarf2out_init): If we want macro info, output the start label
1799 for the section.
1800 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
1801 attribute to the compilation unit die pointing to the macro info.
1803 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
1805 * dwarf2out.c (new_loc_list): Move to inside #ifdef
1806 DWARF2_DEBUGGING_INFO.
1807 (add_loc_descr_to_loc_list): Ditto.
1808 (output_loc_list): Ditto.
1809 Also, fix thinko in curr not being initialized.
1810 (gen_internal_sym): Ditto.
1812 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1814 * emit-rtl.c (replace_equiv_address): New function.
1815 * expr.h (replace_equiv_address): New declaration.
1816 * explow.c (validize_mem): Call it instead of change_address and
1817 also call if -fforce-addr and address is constant.
1818 * expr.c: Replace more calls to change_address with adjust_address
1819 and/or replace_equiv_address or to validize_mem.
1820 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
1821 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
1822 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
1823 * config/i370/i370.md, config/i860/i860.md: Likewise.
1824 * config/i960/i960.md, config/mips/mips.c: Likewise.
1825 * config/mips/mips.md, config/pa/pa.md: Likewise.
1826 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
1827 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
1829 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1831 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
1833 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
1834 function.
1836 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
1838 * doc/include: New directory.
1839 * doc/fdl.texi: Move to doc/include/fdl.texi.
1840 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
1841 * doc/include/funding.texi, doc/include/gpl.texi: New files.
1842 * doc/gcc.texi: Use funding.texi and gpl.texi.
1843 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
1844 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
1845 Update dependencies and use -I $(docdir)/include.
1847 2001-07-04 Anthony Green <green@redhat.com>
1849 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
1851 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1853 * doc/install.texi (sparc64-*-*): Remove garbage.
1855 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
1857 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
1858 Fix typo in last change to use adjust_address.
1860 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1862 * doc/install.texi (Specific): Update information for *-*-solaris*.
1864 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1866 * explow.c (plus_constant_wide): Reinitialize Y for restart.
1868 2001-07-03 Stan Shebs <shebs@apple.com>
1870 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
1871 case for flag_no_mach_text_sections.
1872 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
1873 * config/darwin.c (flag_no_mach_text_sections): Remove.
1874 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
1876 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1878 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
1879 and avoid checking for constant as first operand.
1880 * recog.c (find_constant_term_loc): No longer static.
1881 (adj_offettable_operand): Delete.
1882 * rtl.h (adj_offsettable_operand): Delete declaration.
1883 (find_constant_term): Add declaration.
1884 * caller-save.c: Replace calls to adj_offsettable_operand with calls
1885 to adjust_address.
1886 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
1887 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
1888 * config/i386/i386.c, config/i386/i386.md: Likewise.
1889 * config/i860/i860.c, config/i960/i960.c: Likewise.
1890 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
1891 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
1892 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
1893 * config/mips/mips.c, config/mips/mips.md: Likewise.
1894 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
1895 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
1896 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
1897 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
1898 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
1899 * config/ns32k/ns32k.md: Likewise.
1901 2001-07-03 Zack Weinberg <zackw@stanford.edu>
1903 * rtl.c (copy_rtx): Handle 'T' format letter.
1904 * gensupport.c (collect_insn_data): Likewise.
1905 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
1907 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
1909 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
1910 -B option. Use 'dir' not 'foo' as example directory name.
1912 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1914 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1915 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
1917 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
1919 * doc/cppinternals.texi: Improve formatting and logical markup.
1921 2001-07-03 Andreas Jaeger <aj@suse.de>
1923 * Makefile.in (insn-recog.o): Add dependency on reload.h.
1925 * genrecog.c (write_header): Include reload.h for prototypes in
1926 insn-recog.c.
1928 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
1930 config:
1931 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
1932 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
1933 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
1934 i386_pe_valid_type_attribute_p): Add.
1935 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
1936 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
1938 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1940 * explow.c (plus_constant_wide, case LO_SUM): New case.
1941 (plus_constant_for_output_wide): Delete.
1942 * rtl.h (plus_constant_for_output): Delete.
1943 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
1944 instead of plus_constant_for_output.
1945 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
1946 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
1947 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
1948 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
1949 * config/sparc/sparc.md: Likewise.
1950 Convert some change_address calls to adjust_address.
1952 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
1954 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
1955 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
1956 documentation of -std and -Wwrite-strings.
1958 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
1960 * cse.c (canon_hash): Don't register registers in very small
1961 register classes, as extending their lifetime might cause
1962 reload to fail.
1964 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1966 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
1968 * flow.c (forwarder_block_p): Fix for fallthru blocks.
1969 (try_redirect_by_replacing_jump): Update properly the count
1970 and frequency information.
1972 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
1974 * toplev.c (dump_file_index): Move SSA dumps just after first
1975 jump dump.
1976 (dump_file): Corresponding changes.
1977 (rest_of_compilation): Move SSA path to just after the first
1978 jump pass.
1979 * doc/gcc.texi (Passes): Update due to movement of SSA path.
1980 * doc/invoke.texi: Update dump file #s as they were completely
1981 out of date with reality.
1983 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
1985 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
1987 * expr.c (emit_move_insn_1): Deal with non-default
1988 STACK_PUSH_CODE.
1990 * expr.c (emit_single_push_insn): Fix warning.
1992 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
1994 * expr.c (emit_move_insn_1): Avoid modifying
1995 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
1997 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1999 * emit-rtl.c (adjust_address): New function.
2000 * expr.h (adjust_address): Add declaration.
2001 * builtins.c: Replace some calls to change_address with calls to it
2002 or to validize_mem.
2003 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
2004 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
2005 * config/arm/arm.c, config/convex/convex.c: Likewise.
2006 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
2007 * config/i386/i386.c, config/i386/i386.md: Likewise.
2008 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
2009 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
2010 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
2011 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
2012 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
2014 2001-07-02 Jim Wilson <wilson@redhat.com>
2016 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
2018 2001-07-02 Steve Ellcey <sje@cup.hp.com>
2020 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
2021 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
2023 2001-07-02 Zack Weinberg <zackw@stanford.edu>
2025 * cppinit.c (lang_defaults): New table.
2026 (set_lang): Just read from lang_defaults into the live options
2027 structure.
2029 2001-07-02 Zack Weinberg <zackw@stanford.edu>
2031 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
2032 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
2033 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
2035 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2037 * doc/install.texi: Various spelling and markup fixes.
2038 (Installing GCC): Component specific installation instructions are
2039 gone.
2040 Fix reference.
2041 Warn about removing old install dir in the presence of shared libs.
2042 (Configuration): Invoke with options target to match configure
2043 --help.
2044 Consistently refer to gas, gld pathnames.
2045 Invert --enable-multilib documentation.
2046 Remove references to old compiler versions.
2048 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2050 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
2052 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2054 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
2055 section.
2056 (Specific, mips*-sgi-irix5): Note IDO download.
2057 Reworded MIPS C hints.
2058 Use GNU as instead of GAS.
2059 Markup fixes.
2060 Removed SGI Freeware reference, IRIX 6 only.
2061 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
2062 Note N64 library requirement/workaround.
2063 Update O32 hints.
2064 Complete list of structure passing bug victims.
2066 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2068 * doc/install.texi: Remove CVS Id.
2070 2001-07-02 Andreas Jaeger <aj@suse.de>
2072 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
2073 (find_inherently_necessary): Remove unused variable.
2075 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
2077 * c-common.h (TDI_inlined): New ast dump phase.
2078 (dump_flag_name): New function.
2079 * c-dump.c (dump_files): Add inlined phase.
2080 (dump_flag_name): Define.
2081 * doc/invoke.texi (-fdump-ast-inlined): Document.
2083 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2085 * stor-layout.c (layout_decl): Revert change to handling of alignment
2086 in packed types.
2088 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2090 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
2091 for FIELD_DECL.
2093 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
2095 * doc/tm.texi (FUNCTION_ARG): Document that the last call
2096 is special.
2098 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
2100 * tlink.c (recompile_files): Remove COMPILER_PATH and
2101 LIBRARY_PATH from the environment.
2103 2001-07-01 Zack Weinberg <zackw@stanford.edu>
2105 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
2106 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
2107 enumerators.
2108 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
2110 * c-parse.in (OBJC_STRING): Kill.
2111 (objc_string): Decompose to [objc_string] '@' STRING.
2112 (reswords): Take the leading '@' off all the Objective C keywords.
2113 (objc_rid_sans_at): Kill.
2114 (init_reswords): Don't initialize it.
2115 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
2116 (_yylex): Kill reconsider label. Look ahead one token after
2117 an '@'; if we get an identifier, check whether it's an
2118 Objective C @-keyword. If so, return the keyword. Otherwise,
2119 put back the token and return the '@' as a terminal.
2121 * cpplib.c (lex_macro_node): Remove unnecessary check for
2122 leading '@' on identifier. Clarify control flow and commentary.
2124 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2126 * cse.c (new_label_ref): Variable deleted.
2127 (insert): Remove set of new_label_ref.
2128 (check_for_label_ref): New function.
2129 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
2131 See ChangeLog.5 for earlier changes.