1 2001-07-17 Andreas Jaeger <aj@suse.de>
3 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
6 * lcm.c (optimize_mode_switching): Avoid warning for unused
7 variable if !NORMAL_MODE.
9 * flow.c (try_crossjump_to_edge): Remove unused variable.
11 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
13 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
14 atexit declaration in stdlib.h.
16 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
18 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
20 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
22 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
23 * except.c (finish_eh_generation): Update call of cleanup_cfg;
24 do rebuild_jump_labels instead of jump_optimize
25 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
26 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
27 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
29 * flow.c: Include timevar.h
30 (find_basic_block): Push/pop timevar;
31 (cleanup_cfg): Likewise.
32 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
33 * Makefile: Add dependencies on timevar.h
35 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
36 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
38 * rtl.h (delete_trivially_dead_insns): Add new parameter.
39 * toplev.c (rest_of_compilation): Update calls.
40 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
41 (delete_trivially_dead_insns): ... here; accept new argument
42 preserve_basic_blocks; preserve basic blocks if set.
44 * reg-stack.c (stack_regs_mentioned): Return 0 if
45 stack_regs_mentioned_data is not initialized.
46 (reg_to_stack): Make stack_regs_mentioned survive after the
47 reg-stack is completted; do not call cleanup_cfg.
48 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
49 make cleanup_cfg after bb-reorder to output to debug file.
51 2001-07-16 Richard Henderson <rth@redhat.com>
53 * regclass.c (init_reg_sets): Use only 32 bits per initializer
54 from int_reg_class_contents.
56 2001-07-16 Richard Henderson <rth@redhat.com>
58 * hard-reg-set.h (regs_invalidated_by_call): Declare.
59 * regclass.c (regs_invalidated_by_call): Move from cse.c.
60 (init_reg_sets_1): Move initialization from cse_main.
61 * cse.c (regs_invalidated_by_call): Move to regclass.c.
62 (cse_main): Move its initialization also.
63 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
64 * flow.c (propagate_one_insn): Likewise.
65 * gcse.c (compute_hash_table): Likewise.
66 (compute_kill_rd, compute_store_table): Likewise.
67 * sched-deps.c (sched_analyze_1): Likewise.
69 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
71 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
74 2001-07-16 Steve Ellcey <sje@cup.hp.com>
76 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
77 in if statement so we don't access undefined memory.
79 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
81 * gcse.c: Update comment at top.
82 Update comment on mem handling.
83 mem_last_set, mem_first_set, mem_set_in_block: gone.
84 Declaration of reg_set_info: gone.
85 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
86 pointless with load_killed_in_block_p (they are *more*
87 conservative then it, not less, and less accurate).
88 (oprs_not_set_p): Ditto.
89 (alloc_gcse_mem): Don't allocate mem_set_in_block
90 (free_gcse_mem): Don't free it, either.
91 (record_last_mem_set_info): Update comment in front, remove
92 mem_*set_* stuff. Note the reason we don't handle stores directly
94 (compute_hash_table): Update comments to reflect reality. Remove
95 mem_*set_* references.
96 (reset_opr_set_tables): Remove mem_*set_* references.
98 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
99 (mark_clobber): Ditto (on both parts, we double set here too).
100 (expr_killed_p): Remove mem_set_in_block test.
101 (compute_transp): Remove mem_set_in_block test.
103 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
104 of edge, and removal of phi alternative to dump file.
105 (ssa_ccp_substitute_constants): Add note about register now being
106 constant, and which uses were replaced in what insns to dump file.
108 2001-07-16 Andreas Jaeger <aj@suse.de>
110 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
111 variables of type HOST_WIDEST_INT.
113 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
114 (__bb_exit_func): Correct type of count_max to avoid overflow.
115 (num_digits): Handle long long argument.
117 * combine.c (gen_lowpart_for_combine): Remove unused variable.
119 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
121 * output.h (sdb_begin_function_line): Restore as an extern
123 * sdbout.c (sdb_begin_function_line): Make extern.
125 2001-07-15 Richard Henderson <rth@redhat.com>
127 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
128 * genrecog.c (maybe_both_true_mode): New.
129 (maybe_both_true_2): Use it.
130 (write_switch): Don't put Pmode in a switch.
131 * rtl.c (mode arrays): Don't explicitly size them.
133 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
135 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
136 handling; move unconditional splitting before mode switching.
138 * i386.md (type): Add fistp type.
139 (i387, length_attr, scheduling definitions): Handle this type.
140 (fix_trunc?f?i2): Revamp to use mode switching.
141 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
142 * i386.h (fp_cw_mode): New enum
143 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
144 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
146 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
148 * Makefile.in (integrate.o): Add debug.h.
149 * integrate.c (debug.h): Add.
150 (output_inline_function): Save, reset, and restore debug_hooks.
152 2001-07-15 Richard Henderson <rth@redhat.com>
154 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
155 instead of COMPARE for the EQUIV expression.
157 2001-07-15 Richard Henderson <rth@redhat.com>
159 * flow.c (redirect_edge_and_branch_force): Initialize
160 global_live_at_start and global_live_at_end.
161 (allocate_bb_life_data): Export.
162 * basic-block.h (allocate_bb_life_data): Declare.
163 * toplev.c (rest_of_compilation): Call it.
165 2001-07-15 Richard Henderson <rth@redhat.com>
167 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
168 (alpha_tablejump_best_label): New.
169 * config/alpha/alpha-protos.h: Declare them.
170 * config/alpha/alpha.md: Use braced strings for code blocks.
171 (tablejump_osf): Break out add with r29.
172 (tablejump_osf_internal): Remove.
173 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
174 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
176 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
178 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
181 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
183 * i386-protos.h (ix86_split_fp_branch): Update prototype.
184 (ix86_fp_jump_nontrivial_p): New.
185 * i386.md (fp_jcc_?): Update call of split_fp_branch;
186 use ix86_fp_jump_nontrivial_p.
187 * i386.c (ix86_fp_jump_nontrivial_p): New.
188 (ix86_split_fp_branch): Accept code instead of rtx.
189 (ix86_expand_compare): Expand comparison early in case
190 doing so is resonably cheap.
192 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
194 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
196 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
197 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
199 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
201 * dbxout.c (dbxout_source_line): Make static, update prototype.
202 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
203 (dbxout_init, dbxout_finish, dbxout_source_line,
204 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
205 * dbxout.h (dbxout_source_line): Delete.
206 * debug.c (debug_nothing_file, debug_nothing_file_int,
207 debug_nothing_file_charstar_rtx): New.
208 (do_nothing_debug_hooks): Update.
209 (debug_nothing_void, debug_nothing_charstar_rtx,
210 dwarf2out_end_epilogue): New.
211 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
212 * debug.h (struct rtx_def): Declare.
213 (gcc_debug_hooks): New hooks source_line, end_epilogue
215 (debug_nothing_void, debug_nothing_charstar_rtx,
216 dwarf2out_end_epilogue): New.
217 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
218 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
219 (dwarf2_debug_hooks): Update.
220 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
221 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
222 * dwarf2out.h (dwarf2out_source_line): Remove.
223 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
224 Make static, update prototype.
225 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
226 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
227 (dwarf_debug_hooks): Update.
228 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
229 dwarfout_end_function): Remove.
230 * final.c (profile_function): Use debug hooks for ending functions
232 (output_source_line, final_end_function): Update prototype,
234 (final_start_function, final_scan_insn): Update.
235 * output.h (sdb_begin_function_line): Remove.
236 (final_end_function): Update prototype.
237 * sdbout.c (sdb_begin_function_line): Make static.
238 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
239 (sdbout_source_line): New.
240 (sdbout_end_epilogue, sdbout_end_function): Make static, update
242 (sdb_debug_hooks): Update.
243 (sdbout_init, sdbout_source_line,
244 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
245 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
246 * toplev.c (compile_file, rest_of_compilation): Update.
247 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
248 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
249 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
250 Update for prototype changes.
251 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
252 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
254 2001-07-15 Richard Henderson <rth@redhat.com>
256 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
257 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
258 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
259 * config/alpha/alpha.c: Likewise.
260 * config/alpha/alpha.md: Likewise.
261 * config/alpha/alpha32.h: Likewise.
262 * config/alpha/vms.h: Likewise.
265 2001-07-14 Richard Henderson <rth@redhat.com>
267 * config/alpha/alpha.md: Use define_constants for unspec values.
268 Substitute throughout.
270 2001-07-14 Tim Josling <tej@melbpc.org.au>
272 * tree.def (EXPON_EXPR) remove. Never supported anyway.
274 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
276 * pa.md: Remove unused constraints from define_split's.
278 2001-04-14 Richard Henderson <rth@redhat.com>
280 * ifcvt.c (find_cond_trap): Test for exit block.
282 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
284 Re-install recently reverted patch.
285 * emit-rtl.c (try_split): Update mark_jump_label call.
286 * flow.c (find_sub_basic_blocks): Likewise.
287 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
289 (mark_all_labels): Kill second parameter.
290 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
291 (rebuild_jump_labels, jump_optimize_minimal): Update call
293 (jump_optimize_1): Kill crossjumping code.
294 (mark_jump_label): Kill cross_jump parameter.
295 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
296 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
297 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
299 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
301 (dump_file_info): Likewise.
302 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
303 reorganize passes to do reg-stack first, bb-reorder second.
304 * invoke.texi (-d letters doc): Remove the jump2 pass.
306 2001-07-14 Richard Henderson <rth@redhat.com>
308 * ifcvt.c (find_cond_trap): New.
309 (find_if_header): Call it.
310 (merge_if_block): Relax existing jump sanity check.
311 * jump.c (jump_optimize_1): Remove conditional trap handling.
313 2001-07-14 Alan Modra <amodra@bigpond.net.au>
315 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
317 (insn_refs_are_delayed): Correct comment.
318 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
319 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
320 instead of r31. Make associated insn !TARGET_64BIT, and
321 provide an additional 64-bit insn that clobbers r2.
327 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
329 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
331 * flow.c (redirect_edge_and_branch_force, split_edge,
332 try_crossjump_to_edge): Use set_block_for_new_insns.
333 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
335 2001-07-13 H.J. Lu (hjl@gnu.org)
337 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
340 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
342 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
344 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
346 * c-common.c (decl_attributes): Take a pointer to the node to
347 which attributes are to be attached, and a flags argument.
348 * c-common.h (enum attribute_flags): New.
349 (decl_attributes): Update prototype.
350 * c-decl.c (start_decl, push_parm_decl, finish_struct,
351 finish_enum, start_function): Update calls to decl_attributes.
352 * c-parse.in (component_declarator, component_notype_declarator,
353 label): Update calls to decl_attributes.
355 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
357 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
358 * config/avr/avr.c (legitimate_address_p): Return value changed
359 from letter to register classes. For better debugging.
361 2001-07-13 Kazu Hirata <kazu@hxi.com>
363 * jump.c (reversed_comparison_code_parts): Fix comment typos.
365 2001-07-13 H.J. Lu (hjl@gnu.org)
367 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
369 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
371 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
372 correctly for shared configurations.
373 * config/t-libgcc-pic: New.
374 * config/{i386,m68k,sparc}/t-openbsd: New.
375 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
376 Support -shared. Support debugging libraries with -g.
377 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
378 frame information does not emit pointer diffs.
379 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
382 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
384 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
386 2001-07-13 David Edelsohn <edelsohn@gnu.org>
388 * combine.c (try_combine): Ensure const_int pow2 is positive.
390 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
392 * config.gcc: Add configuration for s/390.
393 * config/s390/s390.c: New. Subroutines for code generation.
394 * config/s390/s390.h: New. Definitions for s/390.
395 * config/s390/s390-protos.h: New. Prototypes.
396 * config/s390/linux.h: New. Definitions for linux for s/390.
397 * config/s390/linux64.h: New. Definitions for linux for zSeries.
398 * config/s390/t-linux: New. Makefile fragment.
399 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
400 * config/s390/fixdfdi.h: New. Fix L_fix*di.
402 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
404 * emit-rtl.c (try_split): Update mark_jump_label call.
405 * flow.c (find_sub_basic_blocks): Likewise.
406 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
408 (mark_all_labels): Kill second parameter.
409 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
410 (rebuild_jump_labels, jump_optimize_minimal): Update call
412 (jump_optimize_1): Kill crossjumping code.
413 (mark_jump_label): Kill cross_jump parameter.
414 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
415 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
416 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
418 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
420 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
421 reorganize passes to do reg-stack first, bb-reorder second.
422 * invoke.texi (-d letters doc): Remove the jump2 pass.
424 2001-07-12 Steve Ellcey <sje@cup.hp.com>
426 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
428 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
430 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
432 (verify_flow_info): Make diagnostics prettier.
434 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
436 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
438 * flow.c (outgoing_edges_match): Return early if condition reversal
441 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
443 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
444 (mips_move_2words): When splitting a move into two instructions,
445 prefix the second address operand with '%D'.
447 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
449 * Makefile.in (final.o): Depend on debug.h.
450 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
451 (dbx_debug_hooks): Add new hooks.
452 (xcoff_debug_hooks): New.
453 * debug.c (debug_nothing_file_int_int): New.
454 (do_nothing_debug_hooks): Update.
455 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
456 (debug_nothing_file_int_int): New.
457 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
458 static, update prototype.
459 (dwarf2_debug_hooks): Update.
460 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
461 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
462 static, update prototype.
463 (dwarf_debug_hooks): Update.
464 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
465 * final.c: Include debug.h.
466 (final_scan_insn): Use debug hooks when beginning and ending blocks.
467 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
468 static, update prototype.
469 (sdb_debug_hooks): Update.
470 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
471 * toplev.c: Distinguish between xcoff and dbx.
473 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
474 Call all debug hooks, not just dwarf ones.
476 2001-07-11 Timothy Wall <twall@redhat.com>
478 * config.gcc: Add configuration for AIX5/IA64.
479 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
480 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
481 support prefix/suffix code.
482 * config/ia64/t-aix: New. Makefile fragment.
483 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
485 2001-07-11 Kazu Hirata <kazu@hxi.com>
487 * recog.c (validate_change): Fix a comment typo.
489 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
491 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
492 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
494 * dbxout.c (dbx_debug_hooks): Add new hooks.
495 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
497 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
499 * dbxout.h (dbxout_start_new_source_file,
500 dbxout_resume_previous_source_file): Delete.
501 * debug.c (do_nothing_debug_hooks): Add new hooks.
502 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
503 (debug_nothing_int_charstar, debug_nothing_int): New.
504 * debug.h (gcc_debug_hooks): New hooks define, undef,
505 start_source_file and end_source_file.
506 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
507 (debug_nothing_int_charstar, debug_nothing_int): New.
508 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
509 the conditionally compiled section.
510 (dwarf2out_start_source_file, dwarf2out_end_source_file,
511 dwarf2out_define, dwarf2out_undef): Make static.
512 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
513 dwarf2out_define, dwarf2out_undef): Remove.
514 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
515 (dwarfout_start_source_file, dwarfout_end_source_file,
516 dwarfout_define, dwarfout_undef): Make static.
517 (dwarfout_start_source_file_check,
518 dwarfout_end_source_file_check): New.
519 (dwarfout_define, dwarfout_finish): Update.
520 * dwarfout.h (dwarfout_start_new_source_file,
521 dwarfout_resume_previous_source_file, dwarfout_define,
522 dwarfout_undef): Remove.
523 * sdbout.c (sdb_debug_hooks): Add new hooks.
524 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
526 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
527 make static, take an arg.
528 * sdbout.h (sdbout_start_new_source_file,
529 sdbout_resume_previous_source_file): Delete.
530 * toplev.c (debug_start_source_file, debug_end_source_file,
531 debug_define, debug_undef): Delete.
532 * toplev.h (debug_start_source_file, debug_end_source_file,
533 debug_define, debug_undef): Delete.
535 * java/jcf-parse.c: Include debug.h.
536 (parse_class_file): Update to use debug hooks directly.
537 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
539 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
541 * alias.c (set_mem_alias_set): New function.
542 * rtl.h (set_mem_alias_set): Declare it.
543 * builtins.c (expand_builtin_return_addr): Call it instead of
544 using MEM_ALIAS_SET accessor.
545 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
546 (get_memory_rtx, expand_builtin_va_arg): Likewise.
547 (expand_builtin_va_copy):Likewise.
548 * caller-save.c (setup_save_areas): Likewise.
549 * calls.c (compute_argument_addresses): Likewise.
550 * explow.c (set_mem_attributes): Likewise.
551 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
552 (expand_assignment, store_constructor_field, store_field): Likewise.
553 (expand_expr_unaligned): Likewise.
554 * function.c (assign_stack_temp_for_type): Likewise.
555 (put_reg_into_stack, gen_mem_addressof): Likewise.
556 * ifcvt.c (noce_try_cmove_arith): Likewise.
557 * reload1.c (reload, alter_reg): Likewise.
558 * config/alpha/alpha.c (get_aligned_mem): Likewise.
559 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
560 (alpha_expand_unaligned_store): Likewise
561 (alpha_expand_unaligned_load_words): Likewise.
562 (alpha_expand_unaligned_store_words): Likewise.
563 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
564 (alpha_expand_epilogue): Likewise.
565 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
566 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
567 * config/i386/i386.c (legitimize_pic_address): Likewise.
568 * config/i960/i960.c (setup_incoming_varargs): Likewise.
569 * config/ia64/ia64.c (spill_restore_mem): Likewise.
570 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
571 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
572 * config/mips/mips.c (mips_va_arg): Likewise.
573 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
574 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
575 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
576 (setup_incoming_varargs, rs6000_va_arg): Likewise.
577 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
578 (rs6000_emit_epilogue): Likewise.
579 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
580 * config/sparc/sparc.c (sparc_va_arg): Likewise.
581 * config/v850/v850.c (v850_va_arg): Likewise.
583 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
585 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
586 when fallthru edge is present.
587 (mege_blocks): Handle case where creation of jump insn
590 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
591 CLEANUP_POST_REGSTACK): New constants.
592 * except.c (finish_eh_generation): Update call of cleanup_cfg,
593 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
594 * output.h (cleanup_cfg): Update prototype.
595 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
596 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
597 cleanup_cfg call; kill missleading comment.
598 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
599 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
600 parameter; control optimizations performed using it.
601 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
602 try_crossjump_bb): New functions.
604 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
606 * pa.c (pa_output_function_prologue): Delete prototype. Make function
608 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
609 pa_output_function_prologue.
610 * pa-protos.h (pa_output_function_prologue): New prototype.
612 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
614 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
615 and low to get correct sign extension in low+high test.
617 2001-07-11 Janis Johnson <janis@us.ibm.com>
619 * gcov.c (arcdata): Use gcov_type to fix branch percentage
622 * profile.c (branch_prob): Fix .bbg info for computed gotos
625 2001-07-11 Mark Mitchell <mark@codesourcery.com>
627 * stmt.c (parse_output_constraint): New function, split out
629 (expand_asm_operands): ... here. Use parse_output_constraint.
630 * tree.h (parse_output_constraint): Declare it.
632 2001-07-11 Richard Henderson <rth@redhat.com>
634 * bitmap.c: Comment some functions; fiddle whitespace.
635 (bitmap_free): Don't export.
636 (bitmap_element_allocate): Use memset.
637 * bitmap.h (bitmap_free): Don't declare.
639 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
641 * gcse.c, lcm.c, sched-deps.c:
642 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
644 * flow.c (flow_loops_find): Free dom if we found no loops, since
645 we aren't going to save it.
647 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
650 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
652 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
654 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
656 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
657 #ifndef DWARF2_DEBUGGING_INFO.
659 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
661 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
663 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
665 * config/mips/mips.c (gen_int_relational): Tell the caller not to
666 reverse a branch if a NE comparison is implemented with GTU.
668 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
669 H.J. Lu <hjl@gnu.org>
671 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
673 (call_internal2): Likewise.
674 (call_value_internal1): Likewise.
675 (call_value_internal2): Likewise.
676 (call_value_multiple_internal1): Likewise.
677 (call_value_multiple_internal2): Likewise.
679 2001-07-10 Kazu Hirata <kazu@hxi.com>
681 * calls.c (emit_library_call_value_1): Fix a comment typo.
682 * dwarf2out.c (mem_loc_descriptor): Likewise.
683 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
685 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
687 * simplify-rtx.c (simplify_subreg): Fix typo in comment
689 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
691 * recog.c (offsettable_address_p): Handle LO_SUM case.
692 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
693 instead of plus_constant.
695 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
697 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
698 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
700 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
702 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
703 adjust_address_nv instead of plus_constant.
705 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
707 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
708 dwarf2out.o): Depend on debug.h, wrap long lines.
709 * dbxout.c: Include debug.h.
710 (dbx_debug_hooks): New.
711 (dbxout_init): Make static, take just 2 args.
712 (dbxout_finish): Make static.
713 * dbxout.h (dbxout_init, dbxout_finish): Delete.
716 * dwarf2out.c: Include debug.h.
717 (dwarf2_debug_hooks): New.
718 (dwarf2out_init): Make static.
719 (dwarf2out_finish): Make static, take 2 args.
720 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
721 * dwarfout.c: Include debug.h.
722 (dwarf_debug_hooks): New.
723 (dwarfout_init): Make static.
724 (dwarfout_finish): Make static, take 2 args.
725 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
726 * sdbout.c: Include debug.h.
727 (sdb_debug_hooks): New.
728 (sdbout_init): Make static, take 2 args.
729 * sdbout.h (sdbout_init): Delete.
730 * toplev.c: Include debug.h.
732 (compile_file): Set deubg_hooks based on command line options.
733 Use the hooks unconditionally rather than conditional compilation.
735 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
737 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
738 first_insn_after_basic_block_note instead.
740 * df.c (df_bb_refs_unlink): #if 0 out for now.
742 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
744 * ssa.h: Add prototype for ssa_const_prop
745 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
746 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
747 (ssa_fast_dce): Remove unused variable
749 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
751 * diagnostic.c (finish_diagnostic): Rename to
752 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
755 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
757 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
760 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
761 (dump_file): Only pad the demangled name with spaces if the
762 mangled name was padded with spaces.
764 2001-07-10 Bernd Schmidt <bernds@redhat.com>
766 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
769 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
771 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
772 extraction if no direct load if either EXPAND_CONST_ADDRESS or
775 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
776 whether can put offset inside LO_SUM to check mode alignment, not size.
778 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
780 * doc/tm.texi (Misc): Fix thinko.
782 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
784 * regmove.c (replace_in_call_usage): Fix warnings.
785 * sched-deps.c (add_dependence): Fix warnings.
786 * simplify-rtx.c (simplify_subreg): Likewise.
787 Return NULL_RTX instead of NULL.
789 * reg-stack.c (emit_swap_insn): Eliminate warnings.
790 (subst_asm_stack_regs): Likewise.
792 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
795 * dwarf2out.c (output_call_frame_info): Declare i as int.
796 (build_abbrev_table): Declare n_alloc as int.
797 (dwarf2out_finish): Initialize die.
798 * except.c: Declare sjlj_funcdef_number as unsigned.
799 (connect_post_landing_pads): Declare j as unsigned.
800 (convert_to_eh_region_ranges): Initialize call_site.
801 (output_function_exception_table): Initialize tt_format_size.
802 * expr.c (move_by_pieces_1): Initialize to1.
803 (store_constructor): Initialize minelt and maxelt.
804 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
805 * function.c (instantiate_decls): Avoid signed/unsigned warning.
807 * c-decl.c (combine_parm_decls): Unused, remove.
808 * c-tree.h: Remove prototype for combine_parm_decls.
810 * reload.c (push_reload): Fix warning.
811 (regno_clobbered_p): Likewise.
812 * reload1.c (replace_pseudos_in_call_usage): Likewise.
813 (reload_combine): Likewise.
815 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
816 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
818 * bitmap.c (bitmap_operation): Change user.
819 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
821 2001-07-10 Eric Christopher <echristo@redhat.com>
823 * config/mips/mips.c (override_options): Fix typo.
825 2001-07-09 Stan Shebs <shebs@apple.com>
827 * target.h (struct gcc_target): New fields init_builtins and
829 * target-def.h (TARGET_INIT_BUILTINS): New macro.
830 (TARGET_EXPAND_BUILTIN): New macro.
831 (TARGET_INITIALIZER): Add them.
832 * builtins.c: Include target.h.
833 (expand_builtin): Use targetm.expand_builtin.
834 (default_init_builtins): New function.
835 (default_expand_builtin): New function.
836 * expr.h (default_init_builtins): Declare.
837 (default_expand_builtin): Declare.
838 * c-common.c (c_common_nodes_and_builtins): Use
839 targetm.init_builtins.
840 * defaults.h (MD_INIT_BUILTINS): Remove.
841 * Makefile.in (builtins.o): Depend on target.h.
843 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
844 (TARGET_EXPAND_BUILTIN): Define.
845 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
846 (MD_EXPAND_BUILTIN): Remove.
848 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
849 (TARGET_EXPAND_BUILTIN): Define.
850 (c4x_init_builtins): Make endlink arg a local.
851 (c4x_print_operand): Fix typos in adjust_address usages.
852 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
853 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
854 (MD_EXPAND_BUILTIN): Remove.
856 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
857 (TARGET_EXPAND_BUILTIN): Define.
858 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
859 (ix86_init_builtins): Call new function only if TARGET_MMX.
860 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
861 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
862 (MD_EXPAND_BUILTIN): Remove.
864 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
865 (TARGET_EXPAND_BUILTIN): Define.
866 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
867 (MD_EXPAND_BUILTIN): Remove.
869 * doc/tm.texi: Document these changes.
871 2001-07-09 Diego Novillo <dnovillo@redhat.com>
873 * basic-block.h (tree_node): Forward declare if needed.
874 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
875 (BLOCK_HEAD_TREE): Define.
876 (BLOCK_END_TREE): Define.
877 (struct loops): Rename field 'tree' to 'tree_root'.
878 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
880 (flow_loops_tree_build): Rename reference to field 'tree' to
882 (flow_loops_level_compute): Ditto.
883 * predict.c (estimate_bb_frequencies): Ditto.
884 * tree.h (struct tree_common): Add field 'aux'.
886 2001-07-09 Stan Shebs <shebs@apple.com>
888 * config/darwin.c (darwin_encode_section_info): Don't mark any
889 DECL_EXTERNAL node as defined.
891 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
893 * pa.c (pa_init_machine_status, pa_mark_machine_status,
894 pa_free_machine_status, hppa_init_pic_save): Delete.
895 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
896 (hppa_profile_hook): Use hppa_pic_save_rtx.
897 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
898 hppa_init_pic_save): Delete.
899 (hppa_pic_save_rtx): Declare.
900 * pa.md (call, call_value, sibcall, sibcall_value,
901 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
903 2001-07-09 Kazu Hirata <kazu@hxi.com>
905 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
906 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
908 2001-07-09 Andreas Jaeger <aj@suse.de>
910 * output.h: Add declaration of final_forward_branch_p.
912 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
914 * varray.c: Include errors.h for internal_error and trim_filename
917 * Makefile.in (varray.o): Add errors.h.
919 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
921 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
922 * optabs.c (have_add2_insn): Check whether the add insn chosen
923 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
924 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
926 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
928 * Makefile.in (OBJS): Add ssa-ccp.o
929 (ssa-ccp.o): Add dependencies.
930 * toplev.c (DFI_ssa_ccp): New dump file enum.
931 (dump_file): Add entry for dumping after SSA CCP.
932 (flag_ssa_ccp): New flag variable.
933 (f_options): Add -fssa-ccp.
934 (rest_of_compilation): Run SSA CCP if requested.
935 * timevar.def (TV_SSA_CCP): New timevar.
936 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
937 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
938 Fix minor typo in SSA DCE documentation.
939 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
940 Add documentation for new dump option. Renumber dump files
943 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
945 * emit-rtl.c (gen_highpart_mode): New.
946 * rtl.h (gen_highpart_mode): Declare.
947 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
948 operand can be VOIDmode constant.
950 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
952 * flow.c (redirect_edge_and_branch_force): New.
953 (can_fallthru): Ensure that basic blocks are succeeding.
954 (try_optimize_cfg): Do not delete basic block if it is the last one.
956 * flow.c (try_redirect_by_replacing_jump): Do not remove
957 jumps with side effects, unlink chain on fallthru edge;
958 set block for new jump instruction; avoid basic block to
959 over by line number note.
961 * flow.c (try_simplify_condjump): Verify that the condjump
962 is not always falling trought.
965 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
967 * flow.c (forwarder_block_p): Fix for fallthru blocks.
968 (try_redirect_by_replacing_jump): Update properly the count
969 and frequency information.
971 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
973 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
974 address that is a LO_SUM specially.
975 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
977 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
979 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
980 (operand_subword): Use them.
981 (change_address_1): Renamed from change_address; new arg VALIDATE.
982 * expr.h: Reflect above changes; change_address now macro.
983 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
985 * cselib.c (add_mem_for_addr): Likewise.
986 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
987 * regmove.c (try_apply_stack_adjustment): Likewise.
988 * reload.c (push_reload, make_memloc): Likewise.
989 * reload1.c (eliminate_regs): Likewise.
990 * simplify-rtx.c (simplify_replace_rtx): Likewise.
991 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
993 * combine.c (make_extraction, simplify_shift_const): Likewise.
994 (gen_lowpart_for_combine): Likewise.
995 * cse.c (gen_lowpart_if_possible): Likewise.
996 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
997 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
998 * optabs.c (gen_move_insn): Likewise.
999 * reload1.c (alter_reg): Likewise.
1000 * simplify-rtx.c (simplify_subreg): Likewise.
1001 * stmt.c (expand_anon_union_decl): Likewise.
1002 * recog.c (validate_replace_rtx_1): Likewise.
1004 * Makefile.in (recog.o): Add $(EXPR_H).
1005 * explow.c (stabilize): Call replace_equiv_address.
1006 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
1007 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
1009 2001-07-03 Andrew Haley <aph@redhat.com>
1011 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
1012 the mode of the memory location.
1014 2001-07-09 Bo Thorsen <bo@suse.co.uk>
1016 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
1018 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
1020 * final.c (output_addr_const): Use target opening and
1021 closing parentheses.
1022 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
1023 defaults, add to TARGET_ASM_OUT.
1024 * target.h (struct gcc_target): Add open_paren and close_paren.
1025 * doc/md.texi: Update.
1026 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
1027 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
1028 TARGET_ASM_CLOSE_PAREN.
1029 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
1031 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
1033 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
1034 * config/a29k/a29k.h: Similarly.
1035 * config/alpha/alpha.h: Similarly.
1036 * config/arc/arc.h: Similarly.
1037 * config/arm/aof.h: Similarly.
1038 * config/arm/aout.h: Similarly.
1039 * config/avr/avr.h: Similarly.
1040 * config/c4x/c4x.h: Similarly.
1041 * config/clipper/clipper.h: Similarly.
1042 * config/convex/convex.h: Similarly.
1043 * config/d30v/d30v.h: Similarly.
1044 * config/dsp16xx/dsp16xx.h: Similarly.
1045 * config/elxsi/elxsi.h: Similarly.
1046 * config/fr30/fr30.h: Similarly.
1047 * config/h8300/h8300.h: Similarly.
1048 * config/i370/i370.h: Similarly.
1049 * config/i386/i386.h: Similarly.
1050 * config/i860/i860.h: Similarly.
1051 * config/i960/i960.h: Similarly.
1052 * config/ia64/ia64.h: Similarly.
1053 * config/m32r/m32r.h: Similarly.
1054 * config/m68hc11/m68hc11.h: Similarly.
1055 * config/m68k/m68k.h: Similarly.
1056 * config/m88k/m88k.h: Similarly.
1057 * config/mcore/mcore.h: Similarly.
1058 * config/mips/mips.h: Similarly.
1059 * config/mn10200/mn10200.h: Similarly.
1060 * config/mn10300/mn10300.h: Similarly.
1061 * config/ns32k/ns32k.h: Similarly.
1062 * config/pa/pa.h: Similarly.
1063 * config/pdp11/pdp11.h: Similarly.
1064 * config/pj/pj.h: Similarly.
1065 * config/romp/romp.h: Similarly.
1066 * config/rs6000/rs6000.h: Similarly.
1067 * config/sh/sh.h: Similarly.
1068 * config/sparc/sparc.h: Similarly.
1069 * config/v850/v850.h: Similarly.
1070 * config/vax/vax.h: Similarly.
1071 * config/we32k/we32k.h: Similarly.
1073 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
1075 * doc/c-tree.texi: Document representation of attributes.
1077 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
1079 * doc/tm.texi: Update some places for the rename of target to
1082 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
1084 * target.h (struct gcc_target): Add insert_attributes.
1085 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
1086 (TARGET_INITIALIZER): Update.
1087 * tree.c, tree.h (default_insert_attributes): New function.
1088 Update comments on other default functions to refer to targetm,
1090 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
1091 TARGET_INSERT_ATTRIBUTES.
1092 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
1093 * c-common.c (decl_attributes): Use targetm.insert_attributes.
1094 Don't use PRAGMA_INSERT_ATTRIBUTES.
1095 * Makefile.in (c-common.o): Depend on $(TARGET_H).
1096 * c-decl.c (start_decl, start_function): Don't call
1097 SET_DEFAULT_DECL_ATTRIBUTES.
1098 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
1099 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
1101 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
1102 (c4x_check_attribute): Avoid modifying attribute list itself.
1103 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
1105 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
1106 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
1108 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
1109 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
1111 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
1112 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
1114 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
1115 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
1116 Adjust parameters. Make static.
1118 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
1120 * c-common.c (decl_attributes): Only take a single attributes
1122 * c-common.h (decl_attributes): Update prototype.
1123 * c-decl.c (start_decl, start_function): Only take a single
1124 attributes parameter. Update calls to decl_attributes.
1125 (finish_struct, finish_enum): Update calls to decl_attributes.
1126 (push_parm_decl): Expect unified list of attributes. Update call
1128 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
1129 notype_nested_function, component_declarator,
1130 component_notype_declarator, label): Update calls to
1132 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
1133 lists that are passed to push_parm_decl.
1134 * c-tree.h (start_function, start_decl): Update prototypes.
1135 * config/sh/sh-protos.h, config/sh/sh.c
1136 (sh_pragma_insert_attributes): Only take a single attributes
1138 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
1139 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
1140 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
1141 build_module_descriptor, generate_static_references,
1142 generate_strings, build_selector_translation_table,
1143 generate_descriptor_table, generate_protocols,
1144 generate_ivars_list, generate_dispatch_table,
1145 generate_protocol_list, generate_category,
1146 generate_shared_structures, really_start_method, add_objc_decls,
1147 generate_classref_translation_entry): Update calls to start_decl
1149 (build_tmp_function_decl, start_method_def): Unify attribute lists
1150 that are passed to push_parm_decl.
1152 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
1154 * final.c (no_asm_to_stream): New.
1155 (final_scan_insn): Use target structures for prologue ends
1156 and epilogue starts.
1157 * output.h (no_asm_to_stream): New.
1158 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
1159 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
1160 (TARGET_ASM_OUT): Update.
1161 * target.h (struct gcc_target): New members function_end_prologue
1162 and function_begin_epilogue.
1163 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
1164 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
1165 * config/alpha/alpha.c (output_end_prologue): Rename to
1166 alpha_output_function_end_prologue. Use in target struct
1168 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
1169 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
1170 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
1171 ia64_output_function_end_prologue. Use in target struct
1173 (ia64_function_prologue, ia64_funciton_epilogue): Rename
1174 mistyped prototypes.
1175 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
1176 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
1178 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
1179 an use in target struct, make static.
1180 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
1183 2001-07-08 Richard Henderson <rth@redhat.com>
1185 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
1187 2001-07-08 Richard Henderson <rth@redhat.com>
1189 * config/i386/i386.md: Remove constraints strings from define_split
1190 and define_peephole2 patterns.
1191 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
1192 (eh_return): Use them.
1194 2001-07-08 Richard Henderson <rth@redhat.com>
1196 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
1197 Document MD_FALLBACK_FRAME_STATE_FOR.
1199 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1201 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
1202 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
1204 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
1206 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
1208 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
1209 of the label inside NAME as opposed to just the end of NAME.
1211 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
1213 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
1214 * config/alpha/alpha.c (alpha_init_machine_status,
1215 alpha_mark_machine_status, alpha_free_machine_status): Delete.
1216 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
1217 (vms_valid_decl_attribute_p): Make static, conditionally compile.
1218 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
1220 2001-07-06 Stan Shebs <shebs@apple.com>
1222 * target.h (targetm): Rename global from "target", so as not to
1223 conflict with local variables.
1225 * c-typeck.c: Ditto.
1229 * cp/decl2.c: Ditto.
1230 * cp/typeck.c: Ditto.
1231 * 1750a/1750a.c: Ditto.
1232 * a29k/a29k.c: Ditto.
1236 * clipper/clipper.c: Ditto.
1237 * convex/convex.c: Ditto.
1238 * d30v/d30v.c: Ditto.
1239 * dsp16xx/dsp16xx.c: Ditto.
1240 * elxsi/elxsi.c: Ditto.
1241 * fr30/fr30.c: Ditto.
1242 * h8300/h8300.c: Ditto.
1243 * i370/i370.c: Ditto.
1244 * i386/i386.c: Ditto.
1245 * i860/i860.c: Ditto.
1246 * i960/i960.c: Ditto.
1247 * ia64/ia64.c: Ditto.
1248 * m32r/m32r.c: Ditto.
1249 * m68hc11/m68hc11.c: Ditto.
1250 * m68k/m68k.c: Ditto.
1251 * m88k/m88k.c: Ditto.
1252 * mips/mips.c: Ditto.
1253 * ns32k/ns32k.c: Ditto.
1255 * pdp11/pdp11.c: Ditto.
1256 * romp/romp.c: Ditto.
1257 * rs6000/rs6000.c: Ditto.
1259 * sparc/sparc.c: Ditto.
1261 * we32k/we32k.c: Ditto.
1262 * doc/tm.texi: Update the manual to match.
1264 2001-07-06 Richard Henderson <rth@redhat.com>
1266 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
1267 DWARF2_UNWIND_INFO not just whether it is defined.
1269 2001-07-06 Diego Novillo <dnovillo@redhat.com>
1271 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
1272 call to simplify_binary_operation returns a new pattern.
1274 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1276 * glimits.h (__SHRT_MAX__): New.
1277 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
1278 (SHRT_MAX): Define in terms of __SHRT_MAX__.
1280 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
1282 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
1285 2001-07-06 Richard Henderson <rth@redhat.com>
1287 * bitmap.c (bitmap_release_memory): Move adjacent to the
1288 allocation functions.
1289 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
1290 the implementation. Binary search for the set bit.
1291 (bitmap_union_of_diff): Allocate the temporary on the stack
1292 instead of using xmalloc.
1294 2001-07-06 Richard Henderson <rth@redhat.com>
1296 * genrecog.c (validate_pattern): Warn for constraints in
1297 define_{expand,split,peephole2}. Remove strict_low_part
1298 before looking up match_dup.
1300 2001-07-06 DJ Delorie <dj@redhat.com>
1302 * doc/gcc.texi (Makefile): Rename to be a more general purpose
1303 chapter about various build hints and history. Add section
1304 talking about the various types of native and cross builds.
1306 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
1308 * Makefile.in (final.o): Depend on target.h.
1309 * final.c: Include target.h.
1310 (default_function_pro_epilogue): New.
1311 (final_start_function): Use target structure for function prologues.
1312 (final_end_function): Use target structure for function epilogues.
1313 * fold-const.c (real_hex_to_f): Constify s and p.
1314 * output.h (default_function_pro_epilogue): New.
1315 * real.h (real_hex_to_f): Update prototype.
1316 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
1317 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
1318 (TARGET_INITIALIZER): Update.
1319 * target.h (gcc_target): Add struct asm_out.
1320 * doc/tm.texi: Update.
1323 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
1324 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
1325 in cpu/cpu.c, or rename old functions consistently. Take
1326 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
1327 redundant macros and prototypes. Make new functions static.
1329 * 1750a/1750a.c: Similarly.
1330 * 1750a/1750a.h: Similarly.
1331 * a29k/a29k-protos.h: Similarly.
1332 * a29k/a29k.c: Similarly.
1333 * a29k/a29k.h: Similarly.
1334 * arc/arc-protos.h: Similarly.
1335 * arc/arc.c: Similarly.
1336 * arc/arc.h: Similarly.
1337 * arm/arm-protos.h: Similarly.
1338 * arm/arm.c: Similarly.
1339 * arm/arm.h: Similarly.
1340 * avr/avr-protos.h: Similarly.
1341 * avr/avr.c: Similarly.
1342 * avr/avr.h: Similarly.
1343 * clipper/clipper-protos.h: Similarly.
1344 * clipper/clipper.c: Similarly.
1345 * clipper/clipper.h: Similarly.
1346 * convex/convex.c: Similarly.
1347 * convex/convex.h: Similarly.
1348 * d30v/d30v-protos.h: Similarly.
1349 * d30v/d30v.c: Similarly.
1350 * d30v/d30v.h: Similarly.
1351 * d30v/d30v.md: Similarly.
1352 * dsp16xx/dsp16xx-protos.h: Similarly.
1353 * dsp16xx/dsp16xx.c: Similarly.
1354 * dsp16xx/dsp16xx.h: Similarly.
1355 * elxsi/elxsi.c: Similarly.
1356 * elxsi/elxsi.h: Similarly.
1357 * fr30/fr30.c: Similarly.
1358 * fr30/fr30.md: Similarly.
1359 * h8300/h8300-protos.h: Similarly.
1360 * h8300/h8300.c: Similarly.
1361 * h8300/h8300.h: Similarly.
1362 * i370/i370-protos.h: Similarly.
1363 * i370/i370.c: Similarly.
1364 * i370/i370.h: Similarly.
1365 * i386/i386.c: Similarly.
1366 * i386/osf1elf.h: Similarly.
1367 * i386/osfrose.h: Similarly.
1368 * i860/i860-protos.h: Similarly.
1369 * i860/i860.c: Similarly.
1370 * i860/i860.h: Similarly.
1371 * i960/i960-protos.h: Similarly.
1372 * i960/i960.c: Similarly.
1373 * i960/i960.h: Similarly.
1374 * ia64/ia64-protos.h: Similarly.
1375 * ia64/ia64.c: Similarly.
1376 * ia64/ia64.h: Similarly.
1377 * m32r/m32r-protos.h: Similarly.
1378 * m32r/m32r.c: Similarly.
1379 * m32r/m32r.h: Similarly.
1380 * m68hc11/m68hc11-protos.h: Similarly.
1381 * m68hc11/m68hc11.c: Similarly.
1382 * m68hc11/m68hc11.h: Similarly.
1383 * m68k/crds.h: Similarly.
1384 * m68k/dpx2.h: Similarly.
1385 * m68k/m68k-protos.h: Similarly.
1386 * m68k/m68k.c: Similarly.
1387 * m68k/m68k.h: Similarly.
1388 * m68k/news.h: Similarly.
1389 * m88k/m88k-protos.h: Similarly.
1390 * m88k/m88k.c: Similarly.
1391 * m88k/m88k.h: Similarly.
1392 * mips/mips-protos.h: Similarly.
1393 * mips/mips.c: Similarly.
1394 * mips/mips.h: Similarly.
1395 * ns32k/merlin.h: Similarly.
1396 * ns32k/ns32k.c: Similarly.
1397 * ns32k/ns32k.h: Similarly.
1398 * ns32k/tek6000.h: Similarly.
1399 * pa/pa-protos.h: Similarly.
1400 * pa/pa.c: Similarly.
1401 * pa/pa.h: Similarly.
1402 * pdp11/2bsd.h: Similarly.
1403 * pdp11/pdp11-protos.h: Similarly.
1404 * pdp11/pdp11.c: Similarly.
1405 * pdp11/pdp11.h: Similarly.
1406 * romp/romp-protos.h: Similarly.
1407 * romp/romp.c: Similarly.
1408 * romp/romp.h: Similarly.
1409 * rs6000/rs6000-protos.h: Similarly.
1410 * rs6000/rs6000.c: Similarly.
1411 * rs6000/rs6000.h: Similarly.
1412 * rs6000/sysv4.h: Similarly.
1413 * sh/sh-protos.h: Similarly.
1414 * sh/sh.c: Similarly.
1415 * sh/sh.h: Similarly.
1416 * sparc/sparc-protos.h: Similarly.
1417 * sparc/sparc.c: Similarly.
1418 * sparc/sparc.h: Similarly.
1419 * vax/vax.c: Similarly.
1420 * vax/vax.h: Similarly.
1421 * vax/vms.h: Similarly.
1422 * we32k/we32k.c: Similarly.
1423 * we32k/we32k.h: Similarly.
1425 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
1427 * basic-block.h (first_insn_after_basic_block_note): Declare.
1428 * flow.c (first_insn_after_basic_block_note): Define. Moved
1430 * ssa.c (first_insn_after_basic_block_note): Remove.
1431 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
1433 (ssa_eliminate_dead_code): Properly update the CFG and PHI
1434 nodes when we find a dead conditional branch. Insert BARRIERs
1435 after any blocks with no successors, but which do not have
1438 2001-07-06 Zack Weinberg <zackw@stanford.edu>
1440 * varray.c (varray_check_failed): Use internal_error.
1442 2001-07-05 Andrew Haley <aph@redhat.com>
1444 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
1445 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
1446 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
1448 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
1450 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
1451 reference if the target constant is also a SYMBOL_REF.
1453 2001-07-05 Eric Christopher <echristo@redhat.com>
1455 * config/mips/mips.h (MASK_MIPS3900): Remove.
1456 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
1457 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
1458 (TARGET_MIPS3900): Change to use mips_arch.
1459 (TARGET_MIPS4000): New.
1460 (TARGET_MIPS4100): New.
1461 (TARGET_MIPS4300): New.
1462 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
1463 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
1465 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
1466 (ISA_HAS_BRANCHLIKELY): To here.
1467 (CC1_CPU_SPEC): New.
1468 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
1469 (mips_arch_string): Declare.
1470 (mips_arch): Declare.
1471 (TARGET_OPTIONS): Add -march and -mtune.
1473 * config/mips/mips.c (mips_arch_string): New.
1475 (override_options): Handle -march for codegen and -mtune
1476 for scheduling. Use mips_arch. Move tx39 target default here.
1477 (mips_parse_cpu): Move error message to override_options.
1479 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
1481 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
1483 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
1484 (MIPS Options): Ditto. Change mcpu entry to historical text.
1486 2001-07-05 H.J. Lu (hjl@gnu.org)
1488 * config/mips/mips.c (mips_parse_cpu): New function to parse
1491 2001-07-05 Jim Wilson <wilson@redhat.com>
1493 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
1494 * config/ia64/t-ia64: Likewise.
1495 (LIB1ASMFUNCS): Update comment.
1497 2001-07-05 David Edelsohn <edelsohn@gnu.org>
1499 * doc/install.texi (Install GCC: Binaries): Fix typo.
1501 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1503 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
1504 reference using the stack pointer, adjust it since we push Y
1506 ("*ashrsi3"): Likewise.
1507 ("*lshrsi3"): Likewise.
1509 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1511 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
1512 when -fomit-frame-pointer is used.
1514 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
1516 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
1517 (try_redirect_by_replacing_jump): Reverse updating properly the
1518 count and frequency information. Reverse removing cc0 setter.
1519 (forwarder_block_p): Reverse fixing for fallthru blocks.
1521 2001-07-05 DJ Delorie <dj@redhat.com>
1523 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
1524 (translate_options): If the above is defined, use it to map
1525 given options to new options.
1526 * doc/tm.texi: Document it.
1528 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
1529 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1531 * doc/invoke.texi (Optimize Options): Document that -fgcse may
1532 cause programs using computed gotos to run more slowly.
1534 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1536 * doc/install.texi (Specific): Markup, spelling and typo fixes.
1538 Consistently require binutils 2.11.2, not prereleases.
1539 (Specific, decstation-*): Canonicalize as mips-dec-*.
1540 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
1542 (Specific, m68k-altos): Removed reference to README.altos, deleted.
1543 (Specific, mips-*): Reword MIPS C compiler requirements.
1544 (Specific, powerpc*-*-*): New, mention --with-cpu once.
1545 (Specific, sunv5): Removed, obsolete.
1547 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
1549 * dwarf2out.c (output_loc_list): Use an all ones mask for
1550 .text asm output and don't rely on long long
1551 literals. Reformat some long lines.
1553 2001-07-05 Andreas Jaeger <aj@suse.de>
1555 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
1558 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
1560 * dwarf2out.c (dwarf2out_define): Update comment.
1561 (dwarf2out_undef): Ditto.
1562 (dwarf2out_start_source_file): Ditto.
1563 (dwarf2out_end_source_file): Ditto.
1564 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
1565 since we never call the start/end debug hook for the primary file.
1567 2001-07-04 Kazu Hirata <kazu@hxi.com>
1569 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
1572 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
1574 * cppinit.c (remove_dup_dirs): Inform if a system include
1575 directory is being reordered.
1576 * doc/invoke.texi (Directory Options): GCC warns if you hide a
1578 * doc/cpp.texi (Search Paths): Likewise.
1579 * doc/gcc.texi (Interoperation): Remove information about
1582 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
1584 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
1585 (VARRAY_TOP_CHAR_PTR): Likewise.
1587 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1589 * gcc.c (process_command): Don't assign elements of a const char*.
1591 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1593 * emit-rtl.c (change_address): Don't abort if invalid address while
1594 reload is in progress.
1596 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
1598 * c-lex.c (cb_file_change): Pass line number to
1599 debug_start_source_file.
1600 (cb_undefine): Pass correct line number to debug_undef.
1602 * toplev.c (debug_start_source_file): Add line number to
1603 parameters. Pass it along to dwarf2out_start_source_file.
1604 (decode_g_option): Stop resetting debug level back to normal when
1605 we change debug formats, unless the current level is
1606 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
1609 * toplev.h (debug_start_source_file): Add line number to
1612 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
1615 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
1617 Output debug_macinfo data for starting file if requested.
1618 (dwarf2out_end_source_file): Output debug_macinfo data for ending
1620 (dwarf2out_define): Output debug_macinfo data for defining a macro
1622 (dwarf2out_undef): Output debug_macinfo data for undefining a
1624 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
1625 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
1626 (macinfo_section_label): New. DWARF2 macro info section label.
1627 (dwarf2out_init): If we want macro info, output the start label
1629 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
1630 attribute to the compilation unit die pointing to the macro info.
1632 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
1634 * dwarf2out.c (new_loc_list): Move to inside #ifdef
1635 DWARF2_DEBUGGING_INFO.
1636 (add_loc_descr_to_loc_list): Ditto.
1637 (output_loc_list): Ditto.
1638 Also, fix thinko in curr not being initialized.
1639 (gen_internal_sym): Ditto.
1641 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1643 * emit-rtl.c (replace_equiv_address): New function.
1644 * expr.h (replace_equiv_address): New declaration.
1645 * explow.c (validize_mem): Call it instead of change_address and
1646 also call if -fforce-addr and address is constant.
1647 * expr.c: Replace more calls to change_address with adjust_address
1648 and/or replace_equiv_address or to validize_mem.
1649 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
1650 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
1651 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
1652 * config/i370/i370.md, config/i860/i860.md: Likewise.
1653 * config/i960/i960.md, config/mips/mips.c: Likewise.
1654 * config/mips/mips.md, config/pa/pa.md: Likewise.
1655 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
1656 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
1658 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1660 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
1662 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
1665 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
1667 * doc/include: New directory.
1668 * doc/fdl.texi: Move to doc/include/fdl.texi.
1669 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
1670 * doc/include/funding.texi, doc/include/gpl.texi: New files.
1671 * doc/gcc.texi: Use funding.texi and gpl.texi.
1672 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
1673 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
1674 Update dependencies and use -I $(docdir)/include.
1676 2001-07-04 Anthony Green <green@redhat.com>
1678 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
1680 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1682 * doc/install.texi (sparc64-*-*): Remove garbage.
1684 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
1686 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
1687 Fix typo in last change to use adjust_address.
1689 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1691 * doc/install.texi (Specific): Update information for *-*-solaris*.
1693 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1695 * explow.c (plus_constant_wide): Reinitialize Y for restart.
1697 2001-07-03 Stan Shebs <shebs@apple.com>
1699 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
1700 case for flag_no_mach_text_sections.
1701 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
1702 * config/darwin.c (flag_no_mach_text_sections): Remove.
1703 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
1705 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1707 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
1708 and avoid checking for constant as first operand.
1709 * recog.c (find_constant_term_loc): No longer static.
1710 (adj_offettable_operand): Delete.
1711 * rtl.h (adj_offsettable_operand): Delete declaration.
1712 (find_constant_term): Add declaration.
1713 * caller-save.c: Replace calls to adj_offsettable_operand with calls
1715 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
1716 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
1717 * config/i386/i386.c, config/i386/i386.md: Likewise.
1718 * config/i860/i860.c, config/i960/i960.c: Likewise.
1719 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
1720 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
1721 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
1722 * config/mips/mips.c, config/mips/mips.md: Likewise.
1723 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
1724 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
1725 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
1726 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
1727 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
1728 * config/ns32k/ns32k.md: Likewise.
1730 2001-07-03 Zack Weinberg <zackw@stanford.edu>
1732 * rtl.c (copy_rtx): Handle 'T' format letter.
1733 * gensupport.c (collect_insn_data): Likewise.
1734 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
1736 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
1738 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
1739 -B option. Use 'dir' not 'foo' as example directory name.
1741 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1743 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1744 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
1746 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
1748 * doc/cppinternals.texi: Improve formatting and logical markup.
1750 2001-07-03 Andreas Jaeger <aj@suse.de>
1752 * Makefile.in (insn-recog.o): Add dependency on reload.h.
1754 * genrecog.c (write_header): Include reload.h for prototypes in
1757 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
1760 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
1761 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
1762 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
1763 i386_pe_valid_type_attribute_p): Add.
1764 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
1765 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
1767 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1769 * explow.c (plus_constant_wide, case LO_SUM): New case.
1770 (plus_constant_for_output_wide): Delete.
1771 * rtl.h (plus_constant_for_output): Delete.
1772 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
1773 instead of plus_constant_for_output.
1774 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
1775 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
1776 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
1777 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
1778 * config/sparc/sparc.md: Likewise.
1779 Convert some change_address calls to adjust_address.
1781 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
1783 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
1784 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
1785 documentation of -std and -Wwrite-strings.
1787 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
1789 * cse.c (canon_hash): Don't register registers in very small
1790 register classes, as extending their lifetime might cause
1793 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1795 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
1797 * flow.c (forwarder_block_p): Fix for fallthru blocks.
1798 (try_redirect_by_replacing_jump): Update properly the count
1799 and frequency information.
1801 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
1803 * toplev.c (dump_file_index): Move SSA dumps just after first
1805 (dump_file): Corresponding changes.
1806 (rest_of_compilation): Move SSA path to just after the first
1808 * doc/gcc.texi (Passes): Update due to movement of SSA path.
1809 * doc/invoke.texi: Update dump file #s as they were completely
1810 out of date with reality.
1812 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
1814 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
1816 * expr.c (emit_move_insn_1): Deal with non-default
1819 * expr.c (emit_single_push_insn): Fix warning.
1821 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
1823 * expr.c (emit_move_insn_1): Avoid modifying
1824 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
1826 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1828 * emit-rtl.c (adjust_address): New function.
1829 * expr.h (adjust_address): Add declaration.
1830 * builtins.c: Replace some calls to change_address with calls to it
1832 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
1833 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
1834 * config/arm/arm.c, config/convex/convex.c: Likewise.
1835 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
1836 * config/i386/i386.c, config/i386/i386.md: Likewise.
1837 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
1838 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
1839 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
1840 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
1841 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
1843 2001-07-02 Jim Wilson <wilson@redhat.com>
1845 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
1847 2001-07-02 Steve Ellcey <sje@cup.hp.com>
1849 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
1850 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
1852 2001-07-02 Zack Weinberg <zackw@stanford.edu>
1854 * cppinit.c (lang_defaults): New table.
1855 (set_lang): Just read from lang_defaults into the live options
1858 2001-07-02 Zack Weinberg <zackw@stanford.edu>
1860 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
1861 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
1862 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
1864 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1866 * doc/install.texi: Various spelling and markup fixes.
1867 (Installing GCC): Component specific installation instructions are
1870 Warn about removing old install dir in the presence of shared libs.
1871 (Configuration): Invoke with options target to match configure
1873 Consistently refer to gas, gld pathnames.
1874 Invert --enable-multilib documentation.
1875 Remove references to old compiler versions.
1877 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1879 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
1881 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1883 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
1885 (Specific, mips*-sgi-irix5): Note IDO download.
1886 Reworded MIPS C hints.
1887 Use GNU as instead of GAS.
1889 Removed SGI Freeware reference, IRIX 6 only.
1890 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
1891 Note N64 library requirement/workaround.
1893 Complete list of structure passing bug victims.
1895 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1897 * doc/install.texi: Remove CVS Id.
1899 2001-07-02 Andreas Jaeger <aj@suse.de>
1901 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
1902 (find_inherently_necessary): Remove unused variable.
1904 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
1906 * c-common.h (TDI_inlined): New ast dump phase.
1907 (dump_flag_name): New function.
1908 * c-dump.c (dump_files): Add inlined phase.
1909 (dump_flag_name): Define.
1910 * doc/invoke.texi (-fdump-ast-inlined): Document.
1912 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1914 * stor-layout.c (layout_decl): Revert change to handling of alignment
1917 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1919 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
1922 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
1924 * doc/tm.texi (FUNCTION_ARG): Document that the last call
1927 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
1929 * tlink.c (recompile_files): Remove COMPILER_PATH and
1930 LIBRARY_PATH from the environment.
1932 2001-07-01 Zack Weinberg <zackw@stanford.edu>
1934 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
1935 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
1937 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
1939 * c-parse.in (OBJC_STRING): Kill.
1940 (objc_string): Decompose to [objc_string] '@' STRING.
1941 (reswords): Take the leading '@' off all the Objective C keywords.
1942 (objc_rid_sans_at): Kill.
1943 (init_reswords): Don't initialize it.
1944 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
1945 (_yylex): Kill reconsider label. Look ahead one token after
1946 an '@'; if we get an identifier, check whether it's an
1947 Objective C @-keyword. If so, return the keyword. Otherwise,
1948 put back the token and return the '@' as a terminal.
1950 * cpplib.c (lex_macro_node): Remove unnecessary check for
1951 leading '@' on identifier. Clarify control flow and commentary.
1953 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1955 * cse.c (new_label_ref): Variable deleted.
1956 (insert): Remove set of new_label_ref.
1957 (check_for_label_ref): New function.
1958 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
1960 See ChangeLog.5 for earlier changes.