1 2001-07-22 Richard Henderson <rth@redhat.com>
3 * flow.c: Grammar check and clarify a lot of comments.
4 (try_simplify_condjump): Rename variables to be clearer.
5 (try_forward_edges): Skip complex and fallthru edges.
6 Rearrange tests to avoid duplicate checks.
7 (flow_find_cross_jump): Likewise.
8 (outgoing_edges_match): Allow match if neither branch has
9 probability data. Loosen probability match to 5%.
10 (try_crossjump_to_edge): Hoist repeated indirection into
12 (try_crossjump_bb): Don't check complex edges. Eliminate
13 redundant crossjump tests.
14 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
15 checks before more expensive checks.
17 2001-07-22 Richard Henderson <rth@redhat.com>
19 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
20 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
23 2001-07-22 Richard Henderson <rth@redhat.com>
25 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
26 (const_sint32_operand): Likewise.
27 * m68k.md (anon mulsi pattern): Use const_int_operand not
29 (umulsi3_highpart): Zero extend a constant input.
30 (smulsi3_highpart): Don't bother checking SImode constant.
31 (const_umulsi3_highpart): Give op3 DImode.
32 (const_smulsi3_highpart): Likewise.
34 2001-07-22 Richard Henderson <rth@redhat.com>
36 * flow.c (split_block): Make sure bb_note is included in the
37 new block when splitting before a label.
39 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
41 * basic-block.h (redirect_edge_and_branch_force,
42 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
43 * flow.c (redirect_edge_and_branch_force,
44 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
45 (redirect_edge_and_branch_force): Fix copying of lifeness information.
46 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
47 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
48 instead of label; update CFG after transformation.
49 (find_if_case_1): Update call, use redirect_edge_and_branch_force
50 for finishing the transformation; handle even case where ELSE
52 (find_if_case_2): Update call of dead_or_predictable; simplify
55 * emit-rtl.c (split_branch_probability): New global variable.
56 (try_split): Take care to set split_branch_probability and
57 create REG_BR_PROB note for new jump insns.
58 * md.texi (define_split): Document new feature.
60 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
62 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
64 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
65 (asm_out_file): Remove redundant declaration.
66 (assemble_asm): Remove old #if 0 block.
67 (assemble_variable): Remove end of function; debug output is
68 now handled with global_decl. Remove old #if 0 block. Update.
69 Remove saved_in_section and associated no-op code.
70 * Makefile.in (varasm.o): Correct dependencies.
72 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
74 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
75 the definition in defaults.h.
77 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
79 * jump.c: Update comments.
80 (delete_barrier_successors, delete_unreferenced_labels,
81 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
82 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
83 jump_optimize, jump_optimize_minimal): Kill.
84 (rebuild_jump_labels): Move code from jump_optimize_1.
85 (purge_line_number_notes): Likewise.
86 (copy_loop_headers): Likewise.
87 * reg-stack.c: Update comment.
89 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
90 JUMP_AFTER_REGSCAN): Kill.
91 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
92 purge_line_number_notes and copy_loop_headers.
94 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
95 Richard Henderson <rth@redhat.com>
97 * dbxout.c (dbxout_global_decl): New.
98 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
99 * sdbout.c (sdbout_finish): New.
100 (sdbout_debug_hooks): Use it, add comments.
101 (sdbout_global_decl): Defer initialised public vars to
103 * varasm.c (assemble_variable): Don't output debug information
104 for file-scope variables.
106 2001-07-22 Richard Henderson <rth@redhat.com>
108 * config/alpha/alpha.c (get_trap_mode_suffix): New.
109 (get_round_mode_suffix): New.
110 (print_operand): Use them for [/]. Remove support for [&'`()+].
111 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
112 * config/alpha/alpha.md (attr round_suffix): New.
113 (attr trap_suffix): New.
114 (all insns): Set them appropriately. Use %/ instead of the
117 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
119 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
121 2001-07-22 Richard Henderson <rth@redhat.com>
123 * regrename.c (regrename_optimize): Compute nregs for each
124 potential target register.
126 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
127 Richard Henderson <rth@redhat.com>
129 * dbxout.c (dbxout_global_decl): New.
130 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
131 * sdbout.c (sdbout_finish): New.
132 (sdbout_debug_hooks): Use it, add comments.
133 (sdbout_global_decl): Defer initialised public vars to
135 * varasm.c (assemble_variable): Don't output debug information
136 for file-scope variables.
138 2001-07-21 H.J. Lu (hjl@gnu.org)
140 * config/mips/mips.c (mips_cpu): Moved into ...
141 (override_options): Here.
143 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
147 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
149 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
150 ("iorqi3"): Likewise.
151 ("xorqi3"): Likewise.
152 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
153 ("*subhi3_sp): Likewise.
154 ("*subhi3"): Likewise.
155 ("extendhisi2"): Accept D, X and Y as source operand to avoid
158 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
160 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
161 * config/freebsd.h: Likewise.
162 * config/linux.h: Likewise.
163 * config/openbsd.h: Likewise.
164 * config/alpha/linux-elf.h: Likewise.
165 * config/arm/linux-elf.h: Likewise.
166 * config/d30v/d30v.h: Likewise.
167 * config/fr30/fr30.h: Likewise.
168 * config/ia64/aix.h: Likewise.
169 * config/ia64/ia64.h: Likewise.
170 * config/mips/linux.h: Likewise.
171 * config/pj/pj.h: Likewise.
172 * config/rs6000/linux.h: Likewise.
173 * config/sparc/linux.h: Likewise.
174 * config/sparc/linux64.h: Likewise.
176 2001-07-20 Bruce Korb <bkorb@gnu.org>
178 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
179 because getc() and char* may disagree on signedness.
181 2001-07-20 Richard Henderson <rth@redhat.com>
183 * doc/rtl.texi (REG_DEAD): Update for current semantics.
185 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
186 insns to delete in the presence of cc0 in a jump insn.
188 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
189 Jan Hubicka <jh@suse.cz>
191 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
192 of doing the change by hand.
194 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
196 * rtlanal.c (set_noop_p): Return true for noop jumps.
198 * expr.c (emit_single_push_insn): Add call to push expander.
199 * expr.h (optab_index): Add OTI_push
200 (push_optab): New constant.
201 * genopinit.c (optabs): Add push_optab.
202 * optabs.c (init_optab): Init push optab.
203 * md.texi (push??1): Document
205 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
207 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
208 expand to emit the pattern; put a REG_INC note for push/pop
210 ("movdf", "movdf_internal"): Likewise.
211 ("movsi", "movsi_internal"): Likewise.
212 ("movsf", "movsf_internal"): Likewise.
213 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
215 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
217 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
220 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
222 * params.def: Change default max inline insns to 100.
224 2001-07-20 Diego Novillo <dnovillo@redhat.com>
226 * combine.c (combine_simplify_rtx): Generate a new shift operation
227 when simplifying the first operand of a (neg (ashift)) expression.
229 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
231 * regclass.c (N_REG_INTS): Use only 32 bits per element.
233 2001-07-20 Kelley Cook <kelley.cook@home.com>
235 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
236 information. Move rest into ...
237 (*-*-solaris): ... here. Eliminate redundant information and
238 reword necessary packages section. Delete 4.x assembler bug info.
239 (sparc-sun-*): Merge into ...
240 (sparc-sun-sunos*): here.
242 2001-07-20 Catherine Moore <clm@redhat.com>
244 * config/v850/v850.md (casesi): Generate LABEL_REF
247 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
249 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
250 * i386.c (ix86_zero_extend_to_Pmode): Make global.
251 * i386.md (strclrsi expander): Use it.
253 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
255 * integrate.c (copy_insn_list): handle
256 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
257 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
258 identically as to CODE_LABEL.
260 * fold-const (fold): Convert A/B/C to A/(B*C) and
263 * except.c (connect_post_landing_pads): Delete the RESX insns.
265 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
267 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
269 * config/mips/mips.md (nmadd/nmsub): Use macro.
271 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
273 * cppinit.c (remove_dup_dir): Make static.
274 (remove_dup_dirs): Make static. Only warn about preempting a
275 system directory with a non-system directory.
277 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
279 * ifcvt.c (noce_try_store_flag_constants): Correct order
280 of parameters to trunc_int_for_mode.
282 2001-07-19 Mark Mitchell <mark@codesourcery.com>
284 * reorg.c (fill_simple_delay_slots): If an instruction might throw
285 an exception that will be caught within this function, do not fill
286 its delay slot with any subsequent instruction.
288 2001-07-19 Steve Ellcey <sje@cup.hp.com>
290 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
291 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
292 pointer extension instruction.
293 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
294 * simplify-rtx.c (simplify_unary_operation) Likewise.
295 * explow.c (convert_memory_address) Check value of
296 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
298 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
299 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
300 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
301 Add Multilib Support.
302 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
303 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
304 Add Multilib Support.
305 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
307 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
308 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
309 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
311 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
313 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
314 old and new operands in `<', `3' and `b'.
316 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
318 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
319 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
320 (toplev.o): Don't depend on xcoffout.h.
321 * c-decl.c: Include debug.h
322 (duplicate_decls): Use debug hook.
323 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
324 (dbx_debug_hooks, xcoff_debug_hooks): Update.
325 (dbxout_types): Remove.
326 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
327 * debug.c (do_nothing_debug_hooks): Update.
328 (debug_true_tree, debug_nothing_rtx): New.
329 * debug.h (struct rtx_def): New.
330 (struct gcc_debug_hooks): New hooks ignore_block,
331 outlining_inline_function and label.
332 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
333 dwarf2out_frame_finish): New.
334 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
335 Make static, update prototype.
336 (dwarf2_debug_hooks): Update.
337 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
338 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
339 * dwarfout.c (dwarf_debug_hooks): Update.
340 * emit-rtl.c: Include debug.h.
341 (remove_unnecessary_notes): Use debug hook.
342 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
343 (final_scan_insn): Use debug hook.
344 * integrate.c (output_inline_function): Use debug hook.
345 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
346 (sdb_debug_hooks): Update.
347 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
348 * toplev.c: Don't include xcoffout.h.
349 (note_outlining_of_inline_function, debug_ignore_block): Remove.
350 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
352 * tree.h (dwarf2out_do_frame): Remove.
354 2001-07-19 Catherine Moore <clm@cygnus.com>
356 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
358 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
360 * reload1.c (eliminate_regs_in_insn): When updating a set
361 to the frame pointer to the hardware frame pointer, perform
362 the update always not just when REPLACE is set.
364 * reload1.c (choose_reload_regs): Don't inherit a reload
365 that crosses multiple registers if registers past the first
366 don't fit in the desired class.
368 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
369 when negating constants.
371 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
373 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
374 * doc/tree.texi: Ditto.
376 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
377 Jakub Jelinek <jakub@redhat.com>
379 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
380 (extract_cie_info): Handle "eh" augmentation properly,
382 (struct frame_state, __frame_state_for): New.
384 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
386 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
387 HANDLE_SYSV_PRAGMA): Define.
388 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
390 (copy_object): Caller changed.
392 2001-07-19 Andreas Schwab <schwab@suse.de>
394 * configure.in (assembler dwarf2 debug_line support): Define nop
396 * configure: Regenerated.
398 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
400 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
402 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
403 to conditionally compiled block.
404 (dbx_debug_hooks, xcoff_debug_hooks): Update.
405 * dbxout.h (dbxout_function): Remove.
406 * debug.c (do_nothing_debug_hooks): Update.
407 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
408 global_decl, deferred_inline_function.
409 * dwarf2out.c (dwarf2_debug_hooks): Update.
410 (dwarf2out_global_decl): New.
411 * dwarfout.c: Don't include dwarfout.h.
412 (dwarfout_global_decl, dwarfout_function_decl,
413 dwarfout_deferred_inline_function): New.
414 (dwarf_debug_hooks): Update.
415 * dwarfout.h: Remove.
416 * final.c: Don't include dwarfout.h.
417 * sdbout.c (sdbout_global_decl): New.
418 (sdbout_debug_hooks): Update.
419 * toplev.c: Don't include dwarfout.h.
420 (check_global_declarations, rest_of_compilation): Use new debug hooks.
421 (note_deferral_of_defined_inline_function): Remove.
422 * toplev.h (note_deferral_of_defined_inline_function): Remove.
423 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
424 * ch/lex.c: Don't include dwarfout.h.
425 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
426 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
427 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
428 * cp/optimize.c: Include debug.h.
429 (maybe_clone_body): Use debug hook.
430 * cp/semantics.c: Include debug.h.
431 (expand_body): Use debug hook.
432 * po/POTFILES.in: Remove dwarfout.h.
434 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
436 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
437 * c-parse.in (yyerror, _yylex): Similarly.
438 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
439 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
441 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
442 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
444 2001-07-18 Jeff Sturm <jsturm@one-point.com>
446 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
447 in-class declaration at -g1. Fixes c++/2814.
449 2001-07-18 Richard Henderson <rth@redhat.com>
451 * doc/md.texi (reload_in/out): Document restrictions in predicates
452 and constraints for these patterns. Document empty string matching
455 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
457 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
459 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
461 * cse.c: Undo my previous patch.
463 2001-07-18 Tom Tromey <tromey@redhat.com>
466 * configure: Rebuilt.
467 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
469 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
471 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
472 Jan Hubicka <jh@suse.cz>
474 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
475 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
476 * jump.c (mark_jump_label): Do not forward branches.
478 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
480 * cse.c (delete_trivially_dead_insns): Delete the libcall block
481 when return value is unused.
483 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
485 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
487 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
489 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
490 on error. We can't blindly return the result of
491 pthread_mutex_trylock because it returns a positive number on
492 error, while we must return -1 on error.
493 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
495 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
497 2001-07-18 Andreas Jaeger <aj@suse.de>
499 * integrate.c (output_inline_function): Correct type of debug_hooks.
501 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
503 * combine.c (combine_simplify_rtx): DIV can be treated
504 associatively for floats if unsafe math optimisations are enabled.
506 2001-07-17 Richard Henderson <rth@redhat.com>
508 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
510 2001-07-17 Richard Henderson <rth@redhat.com>
512 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
513 don't force the function address into a register.
514 (expand_call, emit_library_call_value_1): Update callers.
515 * builtins.c (expand_builtin_apply): Likewise.
516 * expr.h (prepare_call_address): Update decl.
518 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
520 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
522 * config/i386/chorus.h: Move up.
523 * config/sparc/chorus.h: Likewise.
524 * config/rs6000/chorus.h: Likewise.
525 * config/chorus.h: Moved here.
527 2001-07-17 Andreas Schwab <schwab@suse.de>
529 * configure.in (assembler eh_frame optimization): Handle big
531 * configure: Regenerated.
533 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
535 * expr.c (epxand_expr): Convert divisions into multiplications by
536 reciprocals if -ffast-math.
538 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
540 * dbxout.c (dbxout_really_begin_function): Rename to
541 dbxout_begin_function.
542 (dbx_debug_hooks, xcoff_debug_hooks): Update.
543 (dbxout_begin_function): Remove.
544 (dbxout_function): Update.
545 (dbxout_source_line): Update prototype.
546 * dbxout.h (dbxout_begin_function): Remove.
547 * debug.c (do_nothing_debug_hooks): Update.
548 (debug_nothing_tree): Update.
549 (debug_nothing_charstar_rtx): Remove.
550 * debug.h (union tree_node): Declare.
551 (struct rtx_def): Remove.
552 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
553 begin_function. Change source_line prototype.
554 (debug_nothing_tree): New.
555 (debug_nothing_charstar_rtx): Delete.
556 (dwarf2out_begin_prologue): Moved from ...
558 * dwarf2out.c (dwarf2_debug_hooks): Update.
559 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
560 debug info, call dwarf2out_source_line.
561 (dwarf2out_souce_line): Update prototype.
562 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
563 Change prototype, make static.
564 (dwarfout_source_line): Update prototype.
565 (dwarf_debug_hooks): Update.
566 * dwarfout.h (dwarfout_begin_function): Remove.
567 * final.c (final_start_function, final_scan_insn): Use appropriate
568 debug hooks, update to use notice_source_line.
569 (output_source_line): Rename notice_source_line. Don't call the
570 source_line debug hook.
571 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
572 make static, update prototype.
573 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
575 (sdbout_end_prologue): New.
576 (sdbout_source_line): Update prototype.
577 (sdbout_debug_hooks): Update.
578 (sdbout_symbol): Remove unused var.
579 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
581 * varasm.c: Include debug.h.
582 (assemble_start_function): Use begin_function debug_hook.
583 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
584 update with prototype.
585 (xcoffout_source_line): Update prototype.
586 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
588 (xcoffout_source_line): Update prototype.
590 2001-07-17 Richard Henderson <rth@redhat.com>
592 * c-typeck.c (build_binary_op): Do not shorten unsigned
593 right shift after sign extension.
595 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
597 * combine.c (combine_simplify_rtx): Attempt to simplify
598 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
600 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
601 (simplify_binary_operation, simplify_unary_operation,
602 simplify_relational_operation): Use it.
604 * combine.c (combine_simplify_rtx): Don't do associative law
605 on divisions; allow associative law on floats.
607 2001-07-17 H.J. Lu <hjl@gnu.org>
608 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
610 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
611 ASM_OUTPUT_WEAK_ALIAS are defined.
612 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
613 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
615 * config/mips/iris5.h: ... here.
616 (HANDLE_SYSV_PRAGMA): Defined as 1.
617 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
618 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
621 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
623 * c-parse.in (all_prefix_attributes): New variable.
624 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
625 (maybe_resetattrs): New production.
626 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
627 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
628 notype_initdcl, nested_function, notype_nested_function,
629 component_decl, components, components_notype,
630 component_declarator, component_notype_declarator,
631 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
632 ivars, mydecl, myparm): Update. Avoid prefix attributes just
633 after a comma being applied to more than one declarator.
634 * doc/extend.texi (Attribute Syntax): Update. Remove
635 documentation of bugs that are no longer present.
637 2001-07-13 Eric Christopher <echristo@redhat.com>
639 * config/mips/mips.h: Change TUNE_MIPS* options to use
641 (EXTRA_SPECS): Add cc1_cpu_spec.
642 * config/mips/mips.md (muldf3): Fix typo.
644 2001-07-16 Richard Henderson <rth@redhat.com>
646 * config/m68k/m68k.c: Include expr.h and reload.h.
647 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
648 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
650 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
651 Richard Henderson <rth@redhat.com>
653 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
654 (insn_live_p): Fix fall off end of function.
655 (dead_libcall_p): Remove COUNTS argument; update callers.
656 (delete_trivially_dead_insns): Remove unused variables.
658 2001-07-17 Andreas Jaeger <aj@suse.de>
660 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
663 * lcm.c (optimize_mode_switching): Avoid warning for unused
664 variable if !NORMAL_MODE.
666 * flow.c (try_crossjump_to_edge): Remove unused variable.
668 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
670 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
671 atexit declaration in stdlib.h.
673 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
675 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
677 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
679 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
680 * except.c (finish_eh_generation): Update call of cleanup_cfg;
681 do rebuild_jump_labels instead of jump_optimize
682 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
683 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
684 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
686 * flow.c: Include timevar.h
687 (find_basic_block): Push/pop timevar;
688 (cleanup_cfg): Likewise.
689 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
690 * Makefile: Add dependencies on timevar.h
692 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
693 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
695 * rtl.h (delete_trivially_dead_insns): Add new parameter.
696 * toplev.c (rest_of_compilation): Update calls.
697 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
698 (delete_trivially_dead_insns): ... here; accept new argument
699 preserve_basic_blocks; preserve basic blocks if set.
701 * reg-stack.c (stack_regs_mentioned): Return 0 if
702 stack_regs_mentioned_data is not initialized.
703 (reg_to_stack): Make stack_regs_mentioned survive after the
704 reg-stack is completted; do not call cleanup_cfg.
705 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
706 make cleanup_cfg after bb-reorder to output to debug file.
708 2001-07-16 Richard Henderson <rth@redhat.com>
710 * regclass.c (init_reg_sets): Use only 32 bits per initializer
711 from int_reg_class_contents.
713 2001-07-16 Richard Henderson <rth@redhat.com>
715 * hard-reg-set.h (regs_invalidated_by_call): Declare.
716 * regclass.c (regs_invalidated_by_call): Move from cse.c.
717 (init_reg_sets_1): Move initialization from cse_main.
718 * cse.c (regs_invalidated_by_call): Move to regclass.c.
719 (cse_main): Move its initialization also.
720 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
721 * flow.c (propagate_one_insn): Likewise.
722 * gcse.c (compute_hash_table): Likewise.
723 (compute_kill_rd, compute_store_table): Likewise.
724 * sched-deps.c (sched_analyze_1): Likewise.
726 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
728 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
731 2001-07-16 Steve Ellcey <sje@cup.hp.com>
733 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
734 in if statement so we don't access undefined memory.
736 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
738 * gcse.c: Update comment at top.
739 Update comment on mem handling.
740 mem_last_set, mem_first_set, mem_set_in_block: gone.
741 Declaration of reg_set_info: gone.
742 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
743 pointless with load_killed_in_block_p (they are *more*
744 conservative then it, not less, and less accurate).
745 (oprs_not_set_p): Ditto.
746 (alloc_gcse_mem): Don't allocate mem_set_in_block
747 (free_gcse_mem): Don't free it, either.
748 (record_last_mem_set_info): Update comment in front, remove
749 mem_*set_* stuff. Note the reason we don't handle stores directly
751 (compute_hash_table): Update comments to reflect reality. Remove
752 mem_*set_* references.
753 (reset_opr_set_tables): Remove mem_*set_* references.
755 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
756 (mark_clobber): Ditto (on both parts, we double set here too).
757 (expr_killed_p): Remove mem_set_in_block test.
758 (compute_transp): Remove mem_set_in_block test.
760 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
761 of edge, and removal of phi alternative to dump file.
762 (ssa_ccp_substitute_constants): Add note about register now being
763 constant, and which uses were replaced in what insns to dump file.
765 2001-07-16 Andreas Jaeger <aj@suse.de>
767 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
768 variables of type HOST_WIDEST_INT.
770 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
771 (__bb_exit_func): Correct type of count_max to avoid overflow.
772 (num_digits): Handle long long argument.
774 * combine.c (gen_lowpart_for_combine): Remove unused variable.
776 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
778 * output.h (sdb_begin_function_line): Restore as an extern
780 * sdbout.c (sdb_begin_function_line): Make extern.
782 2001-07-15 Richard Henderson <rth@redhat.com>
784 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
785 * genrecog.c (maybe_both_true_mode): New.
786 (maybe_both_true_2): Use it.
787 (write_switch): Don't put Pmode in a switch.
788 * rtl.c (mode arrays): Don't explicitly size them.
790 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
792 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
793 handling; move unconditional splitting before mode switching.
795 * i386.md (type): Add fistp type.
796 (i387, length_attr, scheduling definitions): Handle this type.
797 (fix_trunc?f?i2): Revamp to use mode switching.
798 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
799 * i386.h (fp_cw_mode): New enum
800 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
801 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
803 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
805 * Makefile.in (integrate.o): Add debug.h.
806 * integrate.c (debug.h): Add.
807 (output_inline_function): Save, reset, and restore debug_hooks.
809 2001-07-15 Richard Henderson <rth@redhat.com>
811 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
812 instead of COMPARE for the EQUIV expression.
814 2001-07-15 Richard Henderson <rth@redhat.com>
816 * flow.c (redirect_edge_and_branch_force): Initialize
817 global_live_at_start and global_live_at_end.
818 (allocate_bb_life_data): Export.
819 * basic-block.h (allocate_bb_life_data): Declare.
820 * toplev.c (rest_of_compilation): Call it.
822 2001-07-15 Richard Henderson <rth@redhat.com>
824 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
825 (alpha_tablejump_best_label): New.
826 * config/alpha/alpha-protos.h: Declare them.
827 * config/alpha/alpha.md: Use braced strings for code blocks.
828 (tablejump_osf): Break out add with r29.
829 (tablejump_osf_internal): Remove.
830 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
831 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
833 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
835 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
838 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
840 * i386-protos.h (ix86_split_fp_branch): Update prototype.
841 (ix86_fp_jump_nontrivial_p): New.
842 * i386.md (fp_jcc_?): Update call of split_fp_branch;
843 use ix86_fp_jump_nontrivial_p.
844 * i386.c (ix86_fp_jump_nontrivial_p): New.
845 (ix86_split_fp_branch): Accept code instead of rtx.
846 (ix86_expand_compare): Expand comparison early in case
847 doing so is resonably cheap.
849 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
851 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
853 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
854 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
856 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
858 * dbxout.c (dbxout_source_line): Make static, update prototype.
859 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
860 (dbxout_init, dbxout_finish, dbxout_source_line,
861 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
862 * dbxout.h (dbxout_source_line): Delete.
863 * debug.c (debug_nothing_file, debug_nothing_file_int,
864 debug_nothing_file_charstar_rtx): New.
865 (do_nothing_debug_hooks): Update.
866 (debug_nothing_void, debug_nothing_charstar_rtx,
867 dwarf2out_end_epilogue): New.
868 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
869 * debug.h (struct rtx_def): Declare.
870 (gcc_debug_hooks): New hooks source_line, end_epilogue
872 (debug_nothing_void, debug_nothing_charstar_rtx,
873 dwarf2out_end_epilogue): New.
874 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
875 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
876 (dwarf2_debug_hooks): Update.
877 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
878 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
879 * dwarf2out.h (dwarf2out_source_line): Remove.
880 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
881 Make static, update prototype.
882 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
883 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
884 (dwarf_debug_hooks): Update.
885 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
886 dwarfout_end_function): Remove.
887 * final.c (profile_function): Use debug hooks for ending functions
889 (output_source_line, final_end_function): Update prototype,
891 (final_start_function, final_scan_insn): Update.
892 * output.h (sdb_begin_function_line): Remove.
893 (final_end_function): Update prototype.
894 * sdbout.c (sdb_begin_function_line): Make static.
895 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
896 (sdbout_source_line): New.
897 (sdbout_end_epilogue, sdbout_end_function): Make static, update
899 (sdb_debug_hooks): Update.
900 (sdbout_init, sdbout_source_line,
901 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
902 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
903 * toplev.c (compile_file, rest_of_compilation): Update.
904 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
905 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
906 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
907 Update for prototype changes.
908 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
909 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
911 2001-07-15 Richard Henderson <rth@redhat.com>
913 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
914 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
915 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
916 * config/alpha/alpha.c: Likewise.
917 * config/alpha/alpha.md: Likewise.
918 * config/alpha/alpha32.h: Likewise.
919 * config/alpha/vms.h: Likewise.
922 2001-07-14 Richard Henderson <rth@redhat.com>
924 * config/alpha/alpha.md: Use define_constants for unspec values.
925 Substitute throughout.
927 2001-07-14 Tim Josling <tej@melbpc.org.au>
929 * tree.def (EXPON_EXPR) remove. Never supported anyway.
931 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
933 * pa.md: Remove unused constraints from define_split's.
935 2001-04-14 Richard Henderson <rth@redhat.com>
937 * ifcvt.c (find_cond_trap): Test for exit block.
939 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
941 Re-install recently reverted patch.
942 * emit-rtl.c (try_split): Update mark_jump_label call.
943 * flow.c (find_sub_basic_blocks): Likewise.
944 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
946 (mark_all_labels): Kill second parameter.
947 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
948 (rebuild_jump_labels, jump_optimize_minimal): Update call
950 (jump_optimize_1): Kill crossjumping code.
951 (mark_jump_label): Kill cross_jump parameter.
952 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
953 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
954 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
956 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
958 (dump_file_info): Likewise.
959 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
960 reorganize passes to do reg-stack first, bb-reorder second.
961 * invoke.texi (-d letters doc): Remove the jump2 pass.
963 2001-07-14 Richard Henderson <rth@redhat.com>
965 * ifcvt.c (find_cond_trap): New.
966 (find_if_header): Call it.
967 (merge_if_block): Relax existing jump sanity check.
968 * jump.c (jump_optimize_1): Remove conditional trap handling.
970 2001-07-14 Alan Modra <amodra@bigpond.net.au>
972 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
974 (insn_refs_are_delayed): Correct comment.
975 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
976 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
977 instead of r31. Make associated insn !TARGET_64BIT, and
978 provide an additional 64-bit insn that clobbers r2.
984 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
986 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
988 * flow.c (redirect_edge_and_branch_force, split_edge,
989 try_crossjump_to_edge): Use set_block_for_new_insns.
990 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
992 2001-07-13 H.J. Lu (hjl@gnu.org)
994 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
997 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
999 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
1001 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
1003 * c-common.c (decl_attributes): Take a pointer to the node to
1004 which attributes are to be attached, and a flags argument.
1005 * c-common.h (enum attribute_flags): New.
1006 (decl_attributes): Update prototype.
1007 * c-decl.c (start_decl, push_parm_decl, finish_struct,
1008 finish_enum, start_function): Update calls to decl_attributes.
1009 * c-parse.in (component_declarator, component_notype_declarator,
1010 label): Update calls to decl_attributes.
1012 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
1014 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
1015 * config/avr/avr.c (legitimate_address_p): Return value changed
1016 from letter to register classes. For better debugging.
1018 2001-07-13 Kazu Hirata <kazu@hxi.com>
1020 * jump.c (reversed_comparison_code_parts): Fix comment typos.
1022 2001-07-13 H.J. Lu (hjl@gnu.org)
1024 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
1026 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
1028 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
1029 correctly for shared configurations.
1030 * config/t-libgcc-pic: New.
1031 * config/{i386,m68k,sparc}/t-openbsd: New.
1032 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
1033 Support -shared. Support debugging libraries with -g.
1034 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
1035 frame information does not emit pointer diffs.
1036 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
1039 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
1041 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
1043 2001-07-13 David Edelsohn <edelsohn@gnu.org>
1045 * combine.c (try_combine): Ensure const_int pow2 is positive.
1047 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
1049 * config.gcc: Add configuration for s/390.
1050 * config/s390/s390.c: New. Subroutines for code generation.
1051 * config/s390/s390.h: New. Definitions for s/390.
1052 * config/s390/s390-protos.h: New. Prototypes.
1053 * config/s390/linux.h: New. Definitions for linux for s/390.
1054 * config/s390/linux64.h: New. Definitions for linux for zSeries.
1055 * config/s390/t-linux: New. Makefile fragment.
1056 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
1057 * config/s390/fixdfdi.h: New. Fix L_fix*di.
1059 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
1061 * emit-rtl.c (try_split): Update mark_jump_label call.
1062 * flow.c (find_sub_basic_blocks): Likewise.
1063 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
1065 (mark_all_labels): Kill second parameter.
1066 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
1067 (rebuild_jump_labels, jump_optimize_minimal): Update call
1069 (jump_optimize_1): Kill crossjumping code.
1070 (mark_jump_label): Kill cross_jump parameter.
1071 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
1072 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
1073 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
1075 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
1077 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
1078 reorganize passes to do reg-stack first, bb-reorder second.
1079 * invoke.texi (-d letters doc): Remove the jump2 pass.
1081 2001-07-12 Steve Ellcey <sje@cup.hp.com>
1083 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
1085 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
1087 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
1089 (verify_flow_info): Make diagnostics prettier.
1091 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1093 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
1095 * flow.c (outgoing_edges_match): Return early if condition reversal
1098 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
1100 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
1101 (mips_move_2words): When splitting a move into two instructions,
1102 prefix the second address operand with '%D'.
1104 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
1106 * Makefile.in (final.o): Depend on debug.h.
1107 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
1108 (dbx_debug_hooks): Add new hooks.
1109 (xcoff_debug_hooks): New.
1110 * debug.c (debug_nothing_file_int_int): New.
1111 (do_nothing_debug_hooks): Update.
1112 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
1113 (debug_nothing_file_int_int): New.
1114 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
1115 static, update prototype.
1116 (dwarf2_debug_hooks): Update.
1117 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
1118 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
1119 static, update prototype.
1120 (dwarf_debug_hooks): Update.
1121 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
1122 * final.c: Include debug.h.
1123 (final_scan_insn): Use debug hooks when beginning and ending blocks.
1124 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
1125 static, update prototype.
1126 (sdb_debug_hooks): Update.
1127 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
1128 * toplev.c: Distinguish between xcoff and dbx.
1130 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
1131 Call all debug hooks, not just dwarf ones.
1133 2001-07-11 Timothy Wall <twall@redhat.com>
1135 * config.gcc: Add configuration for AIX5/IA64.
1136 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
1137 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
1138 support prefix/suffix code.
1139 * config/ia64/t-aix: New. Makefile fragment.
1140 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
1142 2001-07-11 Kazu Hirata <kazu@hxi.com>
1144 * recog.c (validate_change): Fix a comment typo.
1146 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
1148 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
1149 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
1151 * dbxout.c (dbx_debug_hooks): Add new hooks.
1152 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
1154 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
1156 * dbxout.h (dbxout_start_new_source_file,
1157 dbxout_resume_previous_source_file): Delete.
1158 * debug.c (do_nothing_debug_hooks): Add new hooks.
1159 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
1160 (debug_nothing_int_charstar, debug_nothing_int): New.
1161 * debug.h (gcc_debug_hooks): New hooks define, undef,
1162 start_source_file and end_source_file.
1163 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
1164 (debug_nothing_int_charstar, debug_nothing_int): New.
1165 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
1166 the conditionally compiled section.
1167 (dwarf2out_start_source_file, dwarf2out_end_source_file,
1168 dwarf2out_define, dwarf2out_undef): Make static.
1169 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
1170 dwarf2out_define, dwarf2out_undef): Remove.
1171 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
1172 (dwarfout_start_source_file, dwarfout_end_source_file,
1173 dwarfout_define, dwarfout_undef): Make static.
1174 (dwarfout_start_source_file_check,
1175 dwarfout_end_source_file_check): New.
1176 (dwarfout_define, dwarfout_finish): Update.
1177 * dwarfout.h (dwarfout_start_new_source_file,
1178 dwarfout_resume_previous_source_file, dwarfout_define,
1179 dwarfout_undef): Remove.
1180 * sdbout.c (sdb_debug_hooks): Add new hooks.
1181 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
1183 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
1184 make static, take an arg.
1185 * sdbout.h (sdbout_start_new_source_file,
1186 sdbout_resume_previous_source_file): Delete.
1187 * toplev.c (debug_start_source_file, debug_end_source_file,
1188 debug_define, debug_undef): Delete.
1189 * toplev.h (debug_start_source_file, debug_end_source_file,
1190 debug_define, debug_undef): Delete.
1192 * java/jcf-parse.c: Include debug.h.
1193 (parse_class_file): Update to use debug hooks directly.
1194 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
1196 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1198 * alias.c (set_mem_alias_set): New function.
1199 * rtl.h (set_mem_alias_set): Declare it.
1200 * builtins.c (expand_builtin_return_addr): Call it instead of
1201 using MEM_ALIAS_SET accessor.
1202 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
1203 (get_memory_rtx, expand_builtin_va_arg): Likewise.
1204 (expand_builtin_va_copy):Likewise.
1205 * caller-save.c (setup_save_areas): Likewise.
1206 * calls.c (compute_argument_addresses): Likewise.
1207 * explow.c (set_mem_attributes): Likewise.
1208 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
1209 (expand_assignment, store_constructor_field, store_field): Likewise.
1210 (expand_expr_unaligned): Likewise.
1211 * function.c (assign_stack_temp_for_type): Likewise.
1212 (put_reg_into_stack, gen_mem_addressof): Likewise.
1213 * ifcvt.c (noce_try_cmove_arith): Likewise.
1214 * reload1.c (reload, alter_reg): Likewise.
1215 * config/alpha/alpha.c (get_aligned_mem): Likewise.
1216 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
1217 (alpha_expand_unaligned_store): Likewise
1218 (alpha_expand_unaligned_load_words): Likewise.
1219 (alpha_expand_unaligned_store_words): Likewise.
1220 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
1221 (alpha_expand_epilogue): Likewise.
1222 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
1223 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
1224 * config/i386/i386.c (legitimize_pic_address): Likewise.
1225 * config/i960/i960.c (setup_incoming_varargs): Likewise.
1226 * config/ia64/ia64.c (spill_restore_mem): Likewise.
1227 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
1228 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
1229 * config/mips/mips.c (mips_va_arg): Likewise.
1230 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
1231 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
1232 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1233 (setup_incoming_varargs, rs6000_va_arg): Likewise.
1234 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
1235 (rs6000_emit_epilogue): Likewise.
1236 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
1237 * config/sparc/sparc.c (sparc_va_arg): Likewise.
1238 * config/v850/v850.c (v850_va_arg): Likewise.
1240 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1242 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
1243 when fallthru edge is present.
1244 (mege_blocks): Handle case where creation of jump insn
1247 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
1248 CLEANUP_POST_REGSTACK): New constants.
1249 * except.c (finish_eh_generation): Update call of cleanup_cfg,
1250 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
1251 * output.h (cleanup_cfg): Update prototype.
1252 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
1253 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
1254 cleanup_cfg call; kill missleading comment.
1255 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
1256 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
1257 parameter; control optimizations performed using it.
1258 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
1259 try_crossjump_bb): New functions.
1261 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
1263 * pa.c (pa_output_function_prologue): Delete prototype. Make function
1265 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
1266 pa_output_function_prologue.
1267 * pa-protos.h (pa_output_function_prologue): New prototype.
1269 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
1271 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
1272 and low to get correct sign extension in low+high test.
1274 2001-07-11 Janis Johnson <janis@us.ibm.com>
1276 * gcov.c (arcdata): Use gcov_type to fix branch percentage
1277 for large hit count.
1279 * profile.c (branch_prob): Fix .bbg info for computed gotos
1282 2001-07-11 Mark Mitchell <mark@codesourcery.com>
1284 * stmt.c (parse_output_constraint): New function, split out
1286 (expand_asm_operands): ... here. Use parse_output_constraint.
1287 * tree.h (parse_output_constraint): Declare it.
1289 2001-07-11 Richard Henderson <rth@redhat.com>
1291 * bitmap.c: Comment some functions; fiddle whitespace.
1292 (bitmap_free): Don't export.
1293 (bitmap_element_allocate): Use memset.
1294 * bitmap.h (bitmap_free): Don't declare.
1296 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
1298 * gcse.c, lcm.c, sched-deps.c:
1299 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
1301 * flow.c (flow_loops_find): Free dom if we found no loops, since
1302 we aren't going to save it.
1304 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
1307 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
1309 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
1311 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1313 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
1314 #ifndef DWARF2_DEBUGGING_INFO.
1316 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
1318 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
1320 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
1322 * config/mips/mips.c (gen_int_relational): Tell the caller not to
1323 reverse a branch if a NE comparison is implemented with GTU.
1325 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
1326 H.J. Lu <hjl@gnu.org>
1328 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
1330 (call_internal2): Likewise.
1331 (call_value_internal1): Likewise.
1332 (call_value_internal2): Likewise.
1333 (call_value_multiple_internal1): Likewise.
1334 (call_value_multiple_internal2): Likewise.
1336 2001-07-10 Kazu Hirata <kazu@hxi.com>
1338 * calls.c (emit_library_call_value_1): Fix a comment typo.
1339 * dwarf2out.c (mem_loc_descriptor): Likewise.
1340 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
1342 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
1344 * simplify-rtx.c (simplify_subreg): Fix typo in comment
1346 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1348 * recog.c (offsettable_address_p): Handle LO_SUM case.
1349 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
1350 instead of plus_constant.
1352 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1354 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
1355 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
1357 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1359 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
1360 adjust_address_nv instead of plus_constant.
1362 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
1364 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
1365 dwarf2out.o): Depend on debug.h, wrap long lines.
1366 * dbxout.c: Include debug.h.
1367 (dbx_debug_hooks): New.
1368 (dbxout_init): Make static, take just 2 args.
1369 (dbxout_finish): Make static.
1370 * dbxout.h (dbxout_init, dbxout_finish): Delete.
1371 * debug.c: New file.
1372 * debug.h: New file.
1373 * dwarf2out.c: Include debug.h.
1374 (dwarf2_debug_hooks): New.
1375 (dwarf2out_init): Make static.
1376 (dwarf2out_finish): Make static, take 2 args.
1377 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
1378 * dwarfout.c: Include debug.h.
1379 (dwarf_debug_hooks): New.
1380 (dwarfout_init): Make static.
1381 (dwarfout_finish): Make static, take 2 args.
1382 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
1383 * sdbout.c: Include debug.h.
1384 (sdb_debug_hooks): New.
1385 (sdbout_init): Make static, take 2 args.
1386 * sdbout.h (sdbout_init): Delete.
1387 * toplev.c: Include debug.h.
1389 (compile_file): Set deubg_hooks based on command line options.
1390 Use the hooks unconditionally rather than conditional compilation.
1392 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
1394 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
1395 first_insn_after_basic_block_note instead.
1397 * df.c (df_bb_refs_unlink): #if 0 out for now.
1399 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
1401 * ssa.h: Add prototype for ssa_const_prop
1402 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
1403 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
1404 (ssa_fast_dce): Remove unused variable
1406 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1408 * diagnostic.c (finish_diagnostic): Rename to
1409 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
1412 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
1414 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
1417 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
1418 (dump_file): Only pad the demangled name with spaces if the
1419 mangled name was padded with spaces.
1421 2001-07-10 Bernd Schmidt <bernds@redhat.com>
1423 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
1426 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1428 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
1429 extraction if no direct load if either EXPAND_CONST_ADDRESS or
1432 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
1433 whether can put offset inside LO_SUM to check mode alignment, not size.
1435 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1437 * doc/tm.texi (Misc): Fix thinko.
1439 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
1441 * regmove.c (replace_in_call_usage): Fix warnings.
1442 * sched-deps.c (add_dependence): Fix warnings.
1443 * simplify-rtx.c (simplify_subreg): Likewise.
1444 Return NULL_RTX instead of NULL.
1446 * reg-stack.c (emit_swap_insn): Eliminate warnings.
1447 (subst_asm_stack_regs): Likewise.
1449 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
1452 * dwarf2out.c (output_call_frame_info): Declare i as int.
1453 (build_abbrev_table): Declare n_alloc as int.
1454 (dwarf2out_finish): Initialize die.
1455 * except.c: Declare sjlj_funcdef_number as unsigned.
1456 (connect_post_landing_pads): Declare j as unsigned.
1457 (convert_to_eh_region_ranges): Initialize call_site.
1458 (output_function_exception_table): Initialize tt_format_size.
1459 * expr.c (move_by_pieces_1): Initialize to1.
1460 (store_constructor): Initialize minelt and maxelt.
1461 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
1462 * function.c (instantiate_decls): Avoid signed/unsigned warning.
1464 * c-decl.c (combine_parm_decls): Unused, remove.
1465 * c-tree.h: Remove prototype for combine_parm_decls.
1467 * reload.c (push_reload): Fix warning.
1468 (regno_clobbered_p): Likewise.
1469 * reload1.c (replace_pseudos_in_call_usage): Likewise.
1470 (reload_combine): Likewise.
1472 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
1473 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
1475 * bitmap.c (bitmap_operation): Change user.
1476 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
1478 2001-07-10 Eric Christopher <echristo@redhat.com>
1480 * config/mips/mips.c (override_options): Fix typo.
1482 2001-07-09 Stan Shebs <shebs@apple.com>
1484 * target.h (struct gcc_target): New fields init_builtins and
1486 * target-def.h (TARGET_INIT_BUILTINS): New macro.
1487 (TARGET_EXPAND_BUILTIN): New macro.
1488 (TARGET_INITIALIZER): Add them.
1489 * builtins.c: Include target.h.
1490 (expand_builtin): Use targetm.expand_builtin.
1491 (default_init_builtins): New function.
1492 (default_expand_builtin): New function.
1493 * expr.h (default_init_builtins): Declare.
1494 (default_expand_builtin): Declare.
1495 * c-common.c (c_common_nodes_and_builtins): Use
1496 targetm.init_builtins.
1497 * defaults.h (MD_INIT_BUILTINS): Remove.
1498 * Makefile.in (builtins.o): Depend on target.h.
1500 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
1501 (TARGET_EXPAND_BUILTIN): Define.
1502 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
1503 (MD_EXPAND_BUILTIN): Remove.
1505 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
1506 (TARGET_EXPAND_BUILTIN): Define.
1507 (c4x_init_builtins): Make endlink arg a local.
1508 (c4x_print_operand): Fix typos in adjust_address usages.
1509 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
1510 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
1511 (MD_EXPAND_BUILTIN): Remove.
1513 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
1514 (TARGET_EXPAND_BUILTIN): Define.
1515 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
1516 (ix86_init_builtins): Call new function only if TARGET_MMX.
1517 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
1518 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
1519 (MD_EXPAND_BUILTIN): Remove.
1521 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
1522 (TARGET_EXPAND_BUILTIN): Define.
1523 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
1524 (MD_EXPAND_BUILTIN): Remove.
1526 * doc/tm.texi: Document these changes.
1528 2001-07-09 Diego Novillo <dnovillo@redhat.com>
1530 * basic-block.h (tree_node): Forward declare if needed.
1531 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
1532 (BLOCK_HEAD_TREE): Define.
1533 (BLOCK_END_TREE): Define.
1534 (struct loops): Rename field 'tree' to 'tree_root'.
1535 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
1537 (flow_loops_tree_build): Rename reference to field 'tree' to
1539 (flow_loops_level_compute): Ditto.
1540 * predict.c (estimate_bb_frequencies): Ditto.
1541 * tree.h (struct tree_common): Add field 'aux'.
1543 2001-07-09 Stan Shebs <shebs@apple.com>
1545 * config/darwin.c (darwin_encode_section_info): Don't mark any
1546 DECL_EXTERNAL node as defined.
1548 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1550 * pa.c (pa_init_machine_status, pa_mark_machine_status,
1551 pa_free_machine_status, hppa_init_pic_save): Delete.
1552 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
1553 (hppa_profile_hook): Use hppa_pic_save_rtx.
1554 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
1555 hppa_init_pic_save): Delete.
1556 (hppa_pic_save_rtx): Declare.
1557 * pa.md (call, call_value, sibcall, sibcall_value,
1558 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
1560 2001-07-09 Kazu Hirata <kazu@hxi.com>
1562 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
1563 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
1565 2001-07-09 Andreas Jaeger <aj@suse.de>
1567 * output.h: Add declaration of final_forward_branch_p.
1569 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
1571 * varray.c: Include errors.h for internal_error and trim_filename
1574 * Makefile.in (varray.o): Add errors.h.
1576 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
1578 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
1579 * optabs.c (have_add2_insn): Check whether the add insn chosen
1580 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
1581 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
1583 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
1585 * Makefile.in (OBJS): Add ssa-ccp.o
1586 (ssa-ccp.o): Add dependencies.
1587 * toplev.c (DFI_ssa_ccp): New dump file enum.
1588 (dump_file): Add entry for dumping after SSA CCP.
1589 (flag_ssa_ccp): New flag variable.
1590 (f_options): Add -fssa-ccp.
1591 (rest_of_compilation): Run SSA CCP if requested.
1592 * timevar.def (TV_SSA_CCP): New timevar.
1593 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
1594 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
1595 Fix minor typo in SSA DCE documentation.
1596 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
1597 Add documentation for new dump option. Renumber dump files
1600 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1602 * emit-rtl.c (gen_highpart_mode): New.
1603 * rtl.h (gen_highpart_mode): Declare.
1604 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
1605 operand can be VOIDmode constant.
1607 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
1609 * flow.c (redirect_edge_and_branch_force): New.
1610 (can_fallthru): Ensure that basic blocks are succeeding.
1611 (try_optimize_cfg): Do not delete basic block if it is the last one.
1613 * flow.c (try_redirect_by_replacing_jump): Do not remove
1614 jumps with side effects, unlink chain on fallthru edge;
1615 set block for new jump instruction; avoid basic block to
1616 over by line number note.
1618 * flow.c (try_simplify_condjump): Verify that the condjump
1619 is not always falling trought.
1622 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
1624 * flow.c (forwarder_block_p): Fix for fallthru blocks.
1625 (try_redirect_by_replacing_jump): Update properly the count
1626 and frequency information.
1628 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1630 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
1631 address that is a LO_SUM specially.
1632 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
1634 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
1636 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
1637 (operand_subword): Use them.
1638 (change_address_1): Renamed from change_address; new arg VALIDATE.
1639 * expr.h: Reflect above changes; change_address now macro.
1640 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
1642 * cselib.c (add_mem_for_addr): Likewise.
1643 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
1644 * regmove.c (try_apply_stack_adjustment): Likewise.
1645 * reload.c (push_reload, make_memloc): Likewise.
1646 * reload1.c (eliminate_regs): Likewise.
1647 * simplify-rtx.c (simplify_replace_rtx): Likewise.
1648 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
1650 * combine.c (make_extraction, simplify_shift_const): Likewise.
1651 (gen_lowpart_for_combine): Likewise.
1652 * cse.c (gen_lowpart_if_possible): Likewise.
1653 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
1654 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
1655 * optabs.c (gen_move_insn): Likewise.
1656 * reload1.c (alter_reg): Likewise.
1657 * simplify-rtx.c (simplify_subreg): Likewise.
1658 * stmt.c (expand_anon_union_decl): Likewise.
1659 * recog.c (validate_replace_rtx_1): Likewise.
1661 * Makefile.in (recog.o): Add $(EXPR_H).
1662 * explow.c (stabilize): Call replace_equiv_address.
1663 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
1664 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
1666 2001-07-03 Andrew Haley <aph@redhat.com>
1668 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
1669 the mode of the memory location.
1671 2001-07-09 Bo Thorsen <bo@suse.co.uk>
1673 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
1675 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
1677 * final.c (output_addr_const): Use target opening and
1678 closing parentheses.
1679 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
1680 defaults, add to TARGET_ASM_OUT.
1681 * target.h (struct gcc_target): Add open_paren and close_paren.
1682 * doc/md.texi: Update.
1683 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
1684 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
1685 TARGET_ASM_CLOSE_PAREN.
1686 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
1688 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
1690 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
1691 * config/a29k/a29k.h: Similarly.
1692 * config/alpha/alpha.h: Similarly.
1693 * config/arc/arc.h: Similarly.
1694 * config/arm/aof.h: Similarly.
1695 * config/arm/aout.h: Similarly.
1696 * config/avr/avr.h: Similarly.
1697 * config/c4x/c4x.h: Similarly.
1698 * config/clipper/clipper.h: Similarly.
1699 * config/convex/convex.h: Similarly.
1700 * config/d30v/d30v.h: Similarly.
1701 * config/dsp16xx/dsp16xx.h: Similarly.
1702 * config/elxsi/elxsi.h: Similarly.
1703 * config/fr30/fr30.h: Similarly.
1704 * config/h8300/h8300.h: Similarly.
1705 * config/i370/i370.h: Similarly.
1706 * config/i386/i386.h: Similarly.
1707 * config/i860/i860.h: Similarly.
1708 * config/i960/i960.h: Similarly.
1709 * config/ia64/ia64.h: Similarly.
1710 * config/m32r/m32r.h: Similarly.
1711 * config/m68hc11/m68hc11.h: Similarly.
1712 * config/m68k/m68k.h: Similarly.
1713 * config/m88k/m88k.h: Similarly.
1714 * config/mcore/mcore.h: Similarly.
1715 * config/mips/mips.h: Similarly.
1716 * config/mn10200/mn10200.h: Similarly.
1717 * config/mn10300/mn10300.h: Similarly.
1718 * config/ns32k/ns32k.h: Similarly.
1719 * config/pa/pa.h: Similarly.
1720 * config/pdp11/pdp11.h: Similarly.
1721 * config/pj/pj.h: Similarly.
1722 * config/romp/romp.h: Similarly.
1723 * config/rs6000/rs6000.h: Similarly.
1724 * config/sh/sh.h: Similarly.
1725 * config/sparc/sparc.h: Similarly.
1726 * config/v850/v850.h: Similarly.
1727 * config/vax/vax.h: Similarly.
1728 * config/we32k/we32k.h: Similarly.
1730 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
1732 * doc/c-tree.texi: Document representation of attributes.
1734 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
1736 * doc/tm.texi: Update some places for the rename of target to
1739 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
1741 * target.h (struct gcc_target): Add insert_attributes.
1742 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
1743 (TARGET_INITIALIZER): Update.
1744 * tree.c, tree.h (default_insert_attributes): New function.
1745 Update comments on other default functions to refer to targetm,
1747 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
1748 TARGET_INSERT_ATTRIBUTES.
1749 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
1750 * c-common.c (decl_attributes): Use targetm.insert_attributes.
1751 Don't use PRAGMA_INSERT_ATTRIBUTES.
1752 * Makefile.in (c-common.o): Depend on $(TARGET_H).
1753 * c-decl.c (start_decl, start_function): Don't call
1754 SET_DEFAULT_DECL_ATTRIBUTES.
1755 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
1756 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
1758 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
1759 (c4x_check_attribute): Avoid modifying attribute list itself.
1760 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
1762 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
1763 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
1765 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
1766 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
1768 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
1769 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
1771 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
1772 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
1773 Adjust parameters. Make static.
1775 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
1777 * c-common.c (decl_attributes): Only take a single attributes
1779 * c-common.h (decl_attributes): Update prototype.
1780 * c-decl.c (start_decl, start_function): Only take a single
1781 attributes parameter. Update calls to decl_attributes.
1782 (finish_struct, finish_enum): Update calls to decl_attributes.
1783 (push_parm_decl): Expect unified list of attributes. Update call
1785 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
1786 notype_nested_function, component_declarator,
1787 component_notype_declarator, label): Update calls to
1789 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
1790 lists that are passed to push_parm_decl.
1791 * c-tree.h (start_function, start_decl): Update prototypes.
1792 * config/sh/sh-protos.h, config/sh/sh.c
1793 (sh_pragma_insert_attributes): Only take a single attributes
1795 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
1796 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
1797 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
1798 build_module_descriptor, generate_static_references,
1799 generate_strings, build_selector_translation_table,
1800 generate_descriptor_table, generate_protocols,
1801 generate_ivars_list, generate_dispatch_table,
1802 generate_protocol_list, generate_category,
1803 generate_shared_structures, really_start_method, add_objc_decls,
1804 generate_classref_translation_entry): Update calls to start_decl
1806 (build_tmp_function_decl, start_method_def): Unify attribute lists
1807 that are passed to push_parm_decl.
1809 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
1811 * final.c (no_asm_to_stream): New.
1812 (final_scan_insn): Use target structures for prologue ends
1813 and epilogue starts.
1814 * output.h (no_asm_to_stream): New.
1815 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
1816 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
1817 (TARGET_ASM_OUT): Update.
1818 * target.h (struct gcc_target): New members function_end_prologue
1819 and function_begin_epilogue.
1820 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
1821 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
1822 * config/alpha/alpha.c (output_end_prologue): Rename to
1823 alpha_output_function_end_prologue. Use in target struct
1825 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
1826 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
1827 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
1828 ia64_output_function_end_prologue. Use in target struct
1830 (ia64_function_prologue, ia64_funciton_epilogue): Rename
1831 mistyped prototypes.
1832 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
1833 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
1835 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
1836 an use in target struct, make static.
1837 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
1840 2001-07-08 Richard Henderson <rth@redhat.com>
1842 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
1844 2001-07-08 Richard Henderson <rth@redhat.com>
1846 * config/i386/i386.md: Remove constraints strings from define_split
1847 and define_peephole2 patterns.
1848 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
1849 (eh_return): Use them.
1851 2001-07-08 Richard Henderson <rth@redhat.com>
1853 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
1854 Document MD_FALLBACK_FRAME_STATE_FOR.
1856 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1858 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
1859 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
1861 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
1863 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
1865 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
1866 of the label inside NAME as opposed to just the end of NAME.
1868 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
1870 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
1871 * config/alpha/alpha.c (alpha_init_machine_status,
1872 alpha_mark_machine_status, alpha_free_machine_status): Delete.
1873 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
1874 (vms_valid_decl_attribute_p): Make static, conditionally compile.
1875 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
1877 2001-07-06 Stan Shebs <shebs@apple.com>
1879 * target.h (targetm): Rename global from "target", so as not to
1880 conflict with local variables.
1882 * c-typeck.c: Ditto.
1886 * cp/decl2.c: Ditto.
1887 * cp/typeck.c: Ditto.
1888 * 1750a/1750a.c: Ditto.
1889 * a29k/a29k.c: Ditto.
1893 * clipper/clipper.c: Ditto.
1894 * convex/convex.c: Ditto.
1895 * d30v/d30v.c: Ditto.
1896 * dsp16xx/dsp16xx.c: Ditto.
1897 * elxsi/elxsi.c: Ditto.
1898 * fr30/fr30.c: Ditto.
1899 * h8300/h8300.c: Ditto.
1900 * i370/i370.c: Ditto.
1901 * i386/i386.c: Ditto.
1902 * i860/i860.c: Ditto.
1903 * i960/i960.c: Ditto.
1904 * ia64/ia64.c: Ditto.
1905 * m32r/m32r.c: Ditto.
1906 * m68hc11/m68hc11.c: Ditto.
1907 * m68k/m68k.c: Ditto.
1908 * m88k/m88k.c: Ditto.
1909 * mips/mips.c: Ditto.
1910 * ns32k/ns32k.c: Ditto.
1912 * pdp11/pdp11.c: Ditto.
1913 * romp/romp.c: Ditto.
1914 * rs6000/rs6000.c: Ditto.
1916 * sparc/sparc.c: Ditto.
1918 * we32k/we32k.c: Ditto.
1919 * doc/tm.texi: Update the manual to match.
1921 2001-07-06 Richard Henderson <rth@redhat.com>
1923 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
1924 DWARF2_UNWIND_INFO not just whether it is defined.
1926 2001-07-06 Diego Novillo <dnovillo@redhat.com>
1928 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
1929 call to simplify_binary_operation returns a new pattern.
1931 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1933 * glimits.h (__SHRT_MAX__): New.
1934 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
1935 (SHRT_MAX): Define in terms of __SHRT_MAX__.
1937 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
1939 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
1942 2001-07-06 Richard Henderson <rth@redhat.com>
1944 * bitmap.c (bitmap_release_memory): Move adjacent to the
1945 allocation functions.
1946 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
1947 the implementation. Binary search for the set bit.
1948 (bitmap_union_of_diff): Allocate the temporary on the stack
1949 instead of using xmalloc.
1951 2001-07-06 Richard Henderson <rth@redhat.com>
1953 * genrecog.c (validate_pattern): Warn for constraints in
1954 define_{expand,split,peephole2}. Remove strict_low_part
1955 before looking up match_dup.
1957 2001-07-06 DJ Delorie <dj@redhat.com>
1959 * doc/gcc.texi (Makefile): Rename to be a more general purpose
1960 chapter about various build hints and history. Add section
1961 talking about the various types of native and cross builds.
1963 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
1965 * Makefile.in (final.o): Depend on target.h.
1966 * final.c: Include target.h.
1967 (default_function_pro_epilogue): New.
1968 (final_start_function): Use target structure for function prologues.
1969 (final_end_function): Use target structure for function epilogues.
1970 * fold-const.c (real_hex_to_f): Constify s and p.
1971 * output.h (default_function_pro_epilogue): New.
1972 * real.h (real_hex_to_f): Update prototype.
1973 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
1974 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
1975 (TARGET_INITIALIZER): Update.
1976 * target.h (gcc_target): Add struct asm_out.
1977 * doc/tm.texi: Update.
1980 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
1981 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
1982 in cpu/cpu.c, or rename old functions consistently. Take
1983 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
1984 redundant macros and prototypes. Make new functions static.
1986 * 1750a/1750a.c: Similarly.
1987 * 1750a/1750a.h: Similarly.
1988 * a29k/a29k-protos.h: Similarly.
1989 * a29k/a29k.c: Similarly.
1990 * a29k/a29k.h: Similarly.
1991 * arc/arc-protos.h: Similarly.
1992 * arc/arc.c: Similarly.
1993 * arc/arc.h: Similarly.
1994 * arm/arm-protos.h: Similarly.
1995 * arm/arm.c: Similarly.
1996 * arm/arm.h: Similarly.
1997 * avr/avr-protos.h: Similarly.
1998 * avr/avr.c: Similarly.
1999 * avr/avr.h: Similarly.
2000 * clipper/clipper-protos.h: Similarly.
2001 * clipper/clipper.c: Similarly.
2002 * clipper/clipper.h: Similarly.
2003 * convex/convex.c: Similarly.
2004 * convex/convex.h: Similarly.
2005 * d30v/d30v-protos.h: Similarly.
2006 * d30v/d30v.c: Similarly.
2007 * d30v/d30v.h: Similarly.
2008 * d30v/d30v.md: Similarly.
2009 * dsp16xx/dsp16xx-protos.h: Similarly.
2010 * dsp16xx/dsp16xx.c: Similarly.
2011 * dsp16xx/dsp16xx.h: Similarly.
2012 * elxsi/elxsi.c: Similarly.
2013 * elxsi/elxsi.h: Similarly.
2014 * fr30/fr30.c: Similarly.
2015 * fr30/fr30.md: Similarly.
2016 * h8300/h8300-protos.h: Similarly.
2017 * h8300/h8300.c: Similarly.
2018 * h8300/h8300.h: Similarly.
2019 * i370/i370-protos.h: Similarly.
2020 * i370/i370.c: Similarly.
2021 * i370/i370.h: Similarly.
2022 * i386/i386.c: Similarly.
2023 * i386/osf1elf.h: Similarly.
2024 * i386/osfrose.h: Similarly.
2025 * i860/i860-protos.h: Similarly.
2026 * i860/i860.c: Similarly.
2027 * i860/i860.h: Similarly.
2028 * i960/i960-protos.h: Similarly.
2029 * i960/i960.c: Similarly.
2030 * i960/i960.h: Similarly.
2031 * ia64/ia64-protos.h: Similarly.
2032 * ia64/ia64.c: Similarly.
2033 * ia64/ia64.h: Similarly.
2034 * m32r/m32r-protos.h: Similarly.
2035 * m32r/m32r.c: Similarly.
2036 * m32r/m32r.h: Similarly.
2037 * m68hc11/m68hc11-protos.h: Similarly.
2038 * m68hc11/m68hc11.c: Similarly.
2039 * m68hc11/m68hc11.h: Similarly.
2040 * m68k/crds.h: Similarly.
2041 * m68k/dpx2.h: Similarly.
2042 * m68k/m68k-protos.h: Similarly.
2043 * m68k/m68k.c: Similarly.
2044 * m68k/m68k.h: Similarly.
2045 * m68k/news.h: Similarly.
2046 * m88k/m88k-protos.h: Similarly.
2047 * m88k/m88k.c: Similarly.
2048 * m88k/m88k.h: Similarly.
2049 * mips/mips-protos.h: Similarly.
2050 * mips/mips.c: Similarly.
2051 * mips/mips.h: Similarly.
2052 * ns32k/merlin.h: Similarly.
2053 * ns32k/ns32k.c: Similarly.
2054 * ns32k/ns32k.h: Similarly.
2055 * ns32k/tek6000.h: Similarly.
2056 * pa/pa-protos.h: Similarly.
2057 * pa/pa.c: Similarly.
2058 * pa/pa.h: Similarly.
2059 * pdp11/2bsd.h: Similarly.
2060 * pdp11/pdp11-protos.h: Similarly.
2061 * pdp11/pdp11.c: Similarly.
2062 * pdp11/pdp11.h: Similarly.
2063 * romp/romp-protos.h: Similarly.
2064 * romp/romp.c: Similarly.
2065 * romp/romp.h: Similarly.
2066 * rs6000/rs6000-protos.h: Similarly.
2067 * rs6000/rs6000.c: Similarly.
2068 * rs6000/rs6000.h: Similarly.
2069 * rs6000/sysv4.h: Similarly.
2070 * sh/sh-protos.h: Similarly.
2071 * sh/sh.c: Similarly.
2072 * sh/sh.h: Similarly.
2073 * sparc/sparc-protos.h: Similarly.
2074 * sparc/sparc.c: Similarly.
2075 * sparc/sparc.h: Similarly.
2076 * vax/vax.c: Similarly.
2077 * vax/vax.h: Similarly.
2078 * vax/vms.h: Similarly.
2079 * we32k/we32k.c: Similarly.
2080 * we32k/we32k.h: Similarly.
2082 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
2084 * basic-block.h (first_insn_after_basic_block_note): Declare.
2085 * flow.c (first_insn_after_basic_block_note): Define. Moved
2087 * ssa.c (first_insn_after_basic_block_note): Remove.
2088 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
2090 (ssa_eliminate_dead_code): Properly update the CFG and PHI
2091 nodes when we find a dead conditional branch. Insert BARRIERs
2092 after any blocks with no successors, but which do not have
2095 2001-07-06 Zack Weinberg <zackw@stanford.edu>
2097 * varray.c (varray_check_failed): Use internal_error.
2099 2001-07-05 Andrew Haley <aph@redhat.com>
2101 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
2102 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
2103 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
2105 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
2107 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
2108 reference if the target constant is also a SYMBOL_REF.
2110 2001-07-05 Eric Christopher <echristo@redhat.com>
2112 * config/mips/mips.h (MASK_MIPS3900): Remove.
2113 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
2114 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
2115 (TARGET_MIPS3900): Change to use mips_arch.
2116 (TARGET_MIPS4000): New.
2117 (TARGET_MIPS4100): New.
2118 (TARGET_MIPS4300): New.
2119 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
2120 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
2122 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
2123 (ISA_HAS_BRANCHLIKELY): To here.
2124 (CC1_CPU_SPEC): New.
2125 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
2126 (mips_arch_string): Declare.
2127 (mips_arch): Declare.
2128 (TARGET_OPTIONS): Add -march and -mtune.
2130 * config/mips/mips.c (mips_arch_string): New.
2132 (override_options): Handle -march for codegen and -mtune
2133 for scheduling. Use mips_arch. Move tx39 target default here.
2134 (mips_parse_cpu): Move error message to override_options.
2136 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
2138 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
2140 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
2141 (MIPS Options): Ditto. Change mcpu entry to historical text.
2143 2001-07-05 H.J. Lu (hjl@gnu.org)
2145 * config/mips/mips.c (mips_parse_cpu): New function to parse
2148 2001-07-05 Jim Wilson <wilson@redhat.com>
2150 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
2151 * config/ia64/t-ia64: Likewise.
2152 (LIB1ASMFUNCS): Update comment.
2154 2001-07-05 David Edelsohn <edelsohn@gnu.org>
2156 * doc/install.texi (Install GCC: Binaries): Fix typo.
2158 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2160 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
2161 reference using the stack pointer, adjust it since we push Y
2163 ("*ashrsi3"): Likewise.
2164 ("*lshrsi3"): Likewise.
2166 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2168 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
2169 when -fomit-frame-pointer is used.
2171 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
2173 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
2174 (try_redirect_by_replacing_jump): Reverse updating properly the
2175 count and frequency information. Reverse removing cc0 setter.
2176 (forwarder_block_p): Reverse fixing for fallthru blocks.
2178 2001-07-05 DJ Delorie <dj@redhat.com>
2180 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
2181 (translate_options): If the above is defined, use it to map
2182 given options to new options.
2183 * doc/tm.texi: Document it.
2185 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
2186 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2188 * doc/invoke.texi (Optimize Options): Document that -fgcse may
2189 cause programs using computed gotos to run more slowly.
2191 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2193 * doc/install.texi (Specific): Markup, spelling and typo fixes.
2195 Consistently require binutils 2.11.2, not prereleases.
2196 (Specific, decstation-*): Canonicalize as mips-dec-*.
2197 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
2199 (Specific, m68k-altos): Removed reference to README.altos, deleted.
2200 (Specific, mips-*): Reword MIPS C compiler requirements.
2201 (Specific, powerpc*-*-*): New, mention --with-cpu once.
2202 (Specific, sunv5): Removed, obsolete.
2204 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
2206 * dwarf2out.c (output_loc_list): Use an all ones mask for
2207 .text asm output and don't rely on long long
2208 literals. Reformat some long lines.
2210 2001-07-05 Andreas Jaeger <aj@suse.de>
2212 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
2215 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
2217 * dwarf2out.c (dwarf2out_define): Update comment.
2218 (dwarf2out_undef): Ditto.
2219 (dwarf2out_start_source_file): Ditto.
2220 (dwarf2out_end_source_file): Ditto.
2221 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
2222 since we never call the start/end debug hook for the primary file.
2224 2001-07-04 Kazu Hirata <kazu@hxi.com>
2226 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
2229 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
2231 * cppinit.c (remove_dup_dirs): Inform if a system include
2232 directory is being reordered.
2233 * doc/invoke.texi (Directory Options): GCC warns if you hide a
2235 * doc/cpp.texi (Search Paths): Likewise.
2236 * doc/gcc.texi (Interoperation): Remove information about
2239 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
2241 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
2242 (VARRAY_TOP_CHAR_PTR): Likewise.
2244 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2246 * gcc.c (process_command): Don't assign elements of a const char*.
2248 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2250 * emit-rtl.c (change_address): Don't abort if invalid address while
2251 reload is in progress.
2253 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
2255 * c-lex.c (cb_file_change): Pass line number to
2256 debug_start_source_file.
2257 (cb_undefine): Pass correct line number to debug_undef.
2259 * toplev.c (debug_start_source_file): Add line number to
2260 parameters. Pass it along to dwarf2out_start_source_file.
2261 (decode_g_option): Stop resetting debug level back to normal when
2262 we change debug formats, unless the current level is
2263 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
2266 * toplev.h (debug_start_source_file): Add line number to
2269 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
2272 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
2274 Output debug_macinfo data for starting file if requested.
2275 (dwarf2out_end_source_file): Output debug_macinfo data for ending
2277 (dwarf2out_define): Output debug_macinfo data for defining a macro
2279 (dwarf2out_undef): Output debug_macinfo data for undefining a
2281 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
2282 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
2283 (macinfo_section_label): New. DWARF2 macro info section label.
2284 (dwarf2out_init): If we want macro info, output the start label
2286 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
2287 attribute to the compilation unit die pointing to the macro info.
2289 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
2291 * dwarf2out.c (new_loc_list): Move to inside #ifdef
2292 DWARF2_DEBUGGING_INFO.
2293 (add_loc_descr_to_loc_list): Ditto.
2294 (output_loc_list): Ditto.
2295 Also, fix thinko in curr not being initialized.
2296 (gen_internal_sym): Ditto.
2298 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2300 * emit-rtl.c (replace_equiv_address): New function.
2301 * expr.h (replace_equiv_address): New declaration.
2302 * explow.c (validize_mem): Call it instead of change_address and
2303 also call if -fforce-addr and address is constant.
2304 * expr.c: Replace more calls to change_address with adjust_address
2305 and/or replace_equiv_address or to validize_mem.
2306 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
2307 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
2308 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
2309 * config/i370/i370.md, config/i860/i860.md: Likewise.
2310 * config/i960/i960.md, config/mips/mips.c: Likewise.
2311 * config/mips/mips.md, config/pa/pa.md: Likewise.
2312 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
2313 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
2315 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2317 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
2319 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
2322 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
2324 * doc/include: New directory.
2325 * doc/fdl.texi: Move to doc/include/fdl.texi.
2326 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
2327 * doc/include/funding.texi, doc/include/gpl.texi: New files.
2328 * doc/gcc.texi: Use funding.texi and gpl.texi.
2329 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
2330 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
2331 Update dependencies and use -I $(docdir)/include.
2333 2001-07-04 Anthony Green <green@redhat.com>
2335 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
2337 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2339 * doc/install.texi (sparc64-*-*): Remove garbage.
2341 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
2343 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
2344 Fix typo in last change to use adjust_address.
2346 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2348 * doc/install.texi (Specific): Update information for *-*-solaris*.
2350 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2352 * explow.c (plus_constant_wide): Reinitialize Y for restart.
2354 2001-07-03 Stan Shebs <shebs@apple.com>
2356 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
2357 case for flag_no_mach_text_sections.
2358 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
2359 * config/darwin.c (flag_no_mach_text_sections): Remove.
2360 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
2362 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2364 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
2365 and avoid checking for constant as first operand.
2366 * recog.c (find_constant_term_loc): No longer static.
2367 (adj_offettable_operand): Delete.
2368 * rtl.h (adj_offsettable_operand): Delete declaration.
2369 (find_constant_term): Add declaration.
2370 * caller-save.c: Replace calls to adj_offsettable_operand with calls
2372 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
2373 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
2374 * config/i386/i386.c, config/i386/i386.md: Likewise.
2375 * config/i860/i860.c, config/i960/i960.c: Likewise.
2376 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
2377 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
2378 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
2379 * config/mips/mips.c, config/mips/mips.md: Likewise.
2380 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
2381 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
2382 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
2383 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
2384 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
2385 * config/ns32k/ns32k.md: Likewise.
2387 2001-07-03 Zack Weinberg <zackw@stanford.edu>
2389 * rtl.c (copy_rtx): Handle 'T' format letter.
2390 * gensupport.c (collect_insn_data): Likewise.
2391 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
2393 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
2395 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
2396 -B option. Use 'dir' not 'foo' as example directory name.
2398 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2400 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2401 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
2403 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
2405 * doc/cppinternals.texi: Improve formatting and logical markup.
2407 2001-07-03 Andreas Jaeger <aj@suse.de>
2409 * Makefile.in (insn-recog.o): Add dependency on reload.h.
2411 * genrecog.c (write_header): Include reload.h for prototypes in
2414 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
2417 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
2418 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
2419 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
2420 i386_pe_valid_type_attribute_p): Add.
2421 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
2422 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
2424 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2426 * explow.c (plus_constant_wide, case LO_SUM): New case.
2427 (plus_constant_for_output_wide): Delete.
2428 * rtl.h (plus_constant_for_output): Delete.
2429 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
2430 instead of plus_constant_for_output.
2431 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
2432 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
2433 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
2434 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
2435 * config/sparc/sparc.md: Likewise.
2436 Convert some change_address calls to adjust_address.
2438 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
2440 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
2441 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
2442 documentation of -std and -Wwrite-strings.
2444 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
2446 * cse.c (canon_hash): Don't register registers in very small
2447 register classes, as extending their lifetime might cause
2450 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2452 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
2454 * flow.c (forwarder_block_p): Fix for fallthru blocks.
2455 (try_redirect_by_replacing_jump): Update properly the count
2456 and frequency information.
2458 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
2460 * toplev.c (dump_file_index): Move SSA dumps just after first
2462 (dump_file): Corresponding changes.
2463 (rest_of_compilation): Move SSA path to just after the first
2465 * doc/gcc.texi (Passes): Update due to movement of SSA path.
2466 * doc/invoke.texi: Update dump file #s as they were completely
2467 out of date with reality.
2469 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
2471 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
2473 * expr.c (emit_move_insn_1): Deal with non-default
2476 * expr.c (emit_single_push_insn): Fix warning.
2478 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
2480 * expr.c (emit_move_insn_1): Avoid modifying
2481 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
2483 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2485 * emit-rtl.c (adjust_address): New function.
2486 * expr.h (adjust_address): Add declaration.
2487 * builtins.c: Replace some calls to change_address with calls to it
2489 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
2490 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
2491 * config/arm/arm.c, config/convex/convex.c: Likewise.
2492 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
2493 * config/i386/i386.c, config/i386/i386.md: Likewise.
2494 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
2495 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
2496 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
2497 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
2498 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
2500 2001-07-02 Jim Wilson <wilson@redhat.com>
2502 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
2504 2001-07-02 Steve Ellcey <sje@cup.hp.com>
2506 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
2507 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
2509 2001-07-02 Zack Weinberg <zackw@stanford.edu>
2511 * cppinit.c (lang_defaults): New table.
2512 (set_lang): Just read from lang_defaults into the live options
2515 2001-07-02 Zack Weinberg <zackw@stanford.edu>
2517 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
2518 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
2519 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
2521 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2523 * doc/install.texi: Various spelling and markup fixes.
2524 (Installing GCC): Component specific installation instructions are
2527 Warn about removing old install dir in the presence of shared libs.
2528 (Configuration): Invoke with options target to match configure
2530 Consistently refer to gas, gld pathnames.
2531 Invert --enable-multilib documentation.
2532 Remove references to old compiler versions.
2534 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2536 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
2538 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2540 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
2542 (Specific, mips*-sgi-irix5): Note IDO download.
2543 Reworded MIPS C hints.
2544 Use GNU as instead of GAS.
2546 Removed SGI Freeware reference, IRIX 6 only.
2547 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
2548 Note N64 library requirement/workaround.
2550 Complete list of structure passing bug victims.
2552 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2554 * doc/install.texi: Remove CVS Id.
2556 2001-07-02 Andreas Jaeger <aj@suse.de>
2558 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
2559 (find_inherently_necessary): Remove unused variable.
2561 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
2563 * c-common.h (TDI_inlined): New ast dump phase.
2564 (dump_flag_name): New function.
2565 * c-dump.c (dump_files): Add inlined phase.
2566 (dump_flag_name): Define.
2567 * doc/invoke.texi (-fdump-ast-inlined): Document.
2569 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2571 * stor-layout.c (layout_decl): Revert change to handling of alignment
2574 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2576 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
2579 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
2581 * doc/tm.texi (FUNCTION_ARG): Document that the last call
2584 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
2586 * tlink.c (recompile_files): Remove COMPILER_PATH and
2587 LIBRARY_PATH from the environment.
2589 2001-07-01 Zack Weinberg <zackw@stanford.edu>
2591 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
2592 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
2594 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
2596 * c-parse.in (OBJC_STRING): Kill.
2597 (objc_string): Decompose to [objc_string] '@' STRING.
2598 (reswords): Take the leading '@' off all the Objective C keywords.
2599 (objc_rid_sans_at): Kill.
2600 (init_reswords): Don't initialize it.
2601 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
2602 (_yylex): Kill reconsider label. Look ahead one token after
2603 an '@'; if we get an identifier, check whether it's an
2604 Objective C @-keyword. If so, return the keyword. Otherwise,
2605 put back the token and return the '@' as a terminal.
2607 * cpplib.c (lex_macro_node): Remove unnecessary check for
2608 leading '@' on identifier. Clarify control flow and commentary.
2610 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2612 * cse.c (new_label_ref): Variable deleted.
2613 (insert): Remove set of new_label_ref.
2614 (check_for_label_ref): New function.
2615 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
2617 See ChangeLog.5 for earlier changes.