1 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3 * attribs.c (decl_attributes): Possibly call
4 insert_default_attributes to insert default attributes on
5 functions in a lazy manner.
6 * builtin-attrs.def: New file; define the default format and
8 * c-common.c (c_format_attribute_table): Move to earlier in the
10 (c_common_nodes_and_builtins): Initialize format_attribute_table.
11 (enum built_in_attribute, built_in_attributes,
12 c_attrs_initialized, c_init_attributes,
13 c_common_insert_default_attributes): New.
14 (c_common_lang_init): Don't initialize format_attribute_table. Do
15 call c_init_attributes.
16 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
17 * c-common.h (init_function_format_info): Don't declare.
18 (c_common_insert_default_attributes): Declare.
19 * c-decl.c (implicitly_declare, builtin_function): Call
21 (init_decl_processing): Don't call init_function_format_info.
22 (insert_default_attributes): New.
23 * c-format.c (handle_format_attribute,
24 handle_format_arg_attribute): Be quiet about inappropriate
25 declaration when applying default attributes.
26 (init_function_format_info): Remove.
27 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
28 (insert_default_attributes): Declare.
30 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
32 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
34 2001-10-01 Jim Wilson <wilson@redhat.com>
36 * sched-deps.c (add_dependence): When elide conditional dependence,
37 check that insn doesn't modify cond2.
39 2001-10-01 Dale Johannesen <dalej@apple.com>
41 * config/rs6000/rs6000.h (enum processor_type): Add support
42 for 7400 (G4) and 7450.
44 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
45 (rs6000_issue_rate): Ditto.
46 (rs6000_adjust_cost): Fix cycle counts for compares.
47 (debug_stack_info): Fix an obvious typo.
48 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
49 * doc/invoke.texi: Document.
50 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
52 (PROCESSOR_DEFAULT): Ditto.
54 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
56 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
57 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
58 later recursive make invocation.
60 2001-10-01 Hans Boehm <boehm@acm.org>
62 * optabs.c (emit_libcall_block): When using non-call exceptions,
63 don't add REG_LIBCALL reg notes to trapping calls.
65 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
67 * flow.c (propagate_block_delete_libcall): Remove unused first arg
68 (propagate_one_insn): Update for above change
70 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
72 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
73 _Unwind_GetTextRelBase): Argument is unused.
75 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
77 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
78 Loop through NOPs, placeholders, and components.
79 Don't go through NOPs if change mode.
80 (record_alias_subset): Do nothing if SUBSET and SET are the same.
81 * emit-rtl.c (set_mem_alias_set): Enable check.
82 * expr.c (find_placeholder): New function.
83 (expand_expr, case PLACEHOLDER_EXPR): Use it.
84 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
85 to modify it and avoid unneeded copies.
86 * expr.h (expand_expr): Always define.
87 (find_placeholder): New declaration.
89 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
91 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
92 operand 2 is the stack pointer.
93 ("addr-peephole"): Fix address computation peephole when operand 2
96 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
98 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
99 (ix86_setup_incoming_varargs): Likewise.
101 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
103 * stor-layout.c (layout_type): Don't complain about too-large
106 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
108 * function.c (keep_stack_depressed): Don't use delete_insn.
110 * expr.h (set_mem_alias_set): Move decl to here.
111 * rtl.h (mem_attrs): New typedef and struct.
112 (union rtunion_def): Add field for mem_attrs.
113 (X0MEMATTR, MEM_ATTRS): New macros.
114 (MEM_ALIAS_SET): Use MEM_ATTRS.
115 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
116 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
117 (set_mem_alias_set): Delete decl from here.
119 * alias.c (set_mem_alias_set): Delete from here.
120 * emit-rtl.c (mem_attrs_htab): New variable.
121 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
122 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
123 (mem_attrs_mark, get_mem_attrs): Likewise.
124 (gen_rtx_MEM): Clear MEM_ATTRS.
125 (set_mem_attributes): Move to here.
126 (set_mem_alias_set): Likewise, and call get_mem_attrs.
127 (init_emit_once): const_int_htab now deletable htab.
128 Initialize mem_attrs_htab.
129 * explow.c (set_mem_attributes): Delete from here.
130 * function.c (put_var_into_stack): Clear MEM_ATTRS.
131 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
132 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
133 * reload1.c (reload): Rework changing REG to MEM.
135 2001-09-30 H.J. Lu <hjl@gnu.org>
137 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
138 * config.in: Rebuild.
140 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
142 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
143 ("tsthi_1"): Avoid allocation in register y.
144 ("*movqi_68hc12"): Reorganize and fix constraints.
145 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
146 ("addqi3"): Likewise.
147 ("addhi3"): Fix constraints.
148 ("*logicalhi3_zexthi"): Disparage soft registers.
150 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
152 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
155 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
157 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
158 that we use setjmp/longjmp exceptions.
160 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
162 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
163 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
164 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
165 _cpp_pool_alloc, _cpp_next_chunk): Remove.
166 (_cpp_extend_buff, BUFF_ROOM): Update.
167 (_cpp_append_extend_buff): New.
168 (struct cpp_reader): Remove macro_pool, add a_buff.
169 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
171 (cpp_destroy): Free a_buff instead of macro_pool.
172 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
173 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
174 _cpp_pool_alloc, ): Remove.
175 (parse_number, parse_string): Update use of _cpp_extend_buff.
176 (_cpp_extend_buff): Update.
177 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
178 * cpplib.c (glue_header_name, parse_answer):
179 Update use of _cpp_extend_buff.
180 (cpp_register_pragma, cpp_register_pragma_space): Use
182 (do_assert, do_unassert): Check for EOL, update.
183 * cppmacro.c (stringify_arg, collect_args): Update to use
184 _cpp_extend_buff and _cpp_append_extend_buff.
185 (save_parameter, parse_params, alloc_expansion_token,
186 _cpp_create_definition): Rework memory management.
188 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
190 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
191 update md_exec_prefix.
192 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
195 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
197 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
198 (SELECT_CC_MODE): Use s390_select_ccmode.
199 * config/s390/s390-protos.h (s390_select_ccmode): Add.
200 * config/s390/s390.c (s390_select_ccmode): New.
201 (s390_match_ccmode): Add CCLmode.
202 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
203 (output_branch_condition, output_inverse_branch_condition): Removed.
204 (print_operand): Use s390_branch_condition_mnemonic.
205 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
206 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
207 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
209 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
210 when converting conditional branches to far branches.
211 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
212 cmpint_di): Use CCSmode instead of CCUmode.
214 * config/s390/s390.c (legitimate_la_operand_p): New.
215 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
216 * config/s390/s390.md (movsi): Convert load address patterns to
217 arithmetic operations when necessary.
218 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
219 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
220 (*do_la_reg_0): Don't use before reload.
222 * config/s390/s390.c (legitimize_address): Make more efficient
223 use of two-register addressing mode.
225 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
226 with -mno-backchain in some corner cases.
228 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
230 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
232 * reload.c (find_reloads): Mark new USE insns with QImode.
233 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
234 find_reloads_subreg_address): Likewise.
235 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
237 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
239 (reload): Make sure there are no USEs with mode other than
240 VOIDmode. At the end, remove those marked with QImode.
242 2001-09-29 Per Bothner <per@bothner.com>
244 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
245 * Makefile.in (includedir): Rename to local_includedir.
246 (includedir): Define as $(prefix)/include.
247 * config.in (PREFIX_INCLUDE_DIR): New variable.
248 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
250 2001-09-29 Bernd Schmidt <bernds@redhat.com>
252 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
254 * doc/extend.texi (Vector Extensions): New node.
255 * doc/invoke.texi (Machine Dependent Options): Add documentation for
256 i386 -mmmx, -msse, -m3dnow.
258 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
260 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
262 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
264 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
266 * doc/invoke.texi (Optimize Options): Delete spurious @table.
268 2001-09-28 Richard Henderson <rth@redhat.com>
270 * varasm.c (assemble_integer): Bound alignment check by
273 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
275 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
277 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
279 2001-09-25 Bernd Schmidt <bernds@redhat.com>
281 Mostly from Graham Stott <grahams@redhat.com>
282 * c-common.c (type_for_mode): Add support for V2SFmode.
283 * tree.c (build_common_tree_nodes_2): Likewise.
284 * tree.h (enum tree_index, global_trees): Likewise.
285 * config/i386/i386.c (x86_3dnow_a): New variable.
286 (override_options): Support 3Dnow extensions.
287 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
288 Athlon's version of 3Dnow.
289 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
290 (ix86_expand_builtin): Handle them.
291 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
292 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
293 TARGET_3DNOW_A): New macros.
294 (TARGET_SWITCHES): Add 3Dnow switches.
295 (VALID_MMX_REG_MODE_3DNOW): New macro.
296 (VECTOR_MODE_SUPPORTED_P): Use it.
297 (enum ix86_builtins): Add entries for 3Dnow builtins.
298 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
299 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
300 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
301 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
302 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
303 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
304 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
305 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
306 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
307 sfence_insn, prefetch): Make these available if TARGET_SSE or
310 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
312 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
313 ix86_va_start, ix86_build_va_list): Declare.
314 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
315 ix86_va_start, ix86_build_va_list): New global functions.
316 * i386.md (sse_prologue_save_insn): New insn.
317 (sse_prologue_save): New expander.
318 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
319 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
321 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
323 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
324 Use size_t everywhere, make definitions consistent with
327 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
329 * gcse.c (replace_store_insn): Use delete_insn.
330 * loop.c (move_movables): Likewise; avoid delete_insn
331 from clobbering notes moved elsewhere.
332 (check_dbra_loop): Use delete_insn.
333 * ssa.c (convert_from_ssa): Likewise.
334 * cse.c (cse_insn): Use delete_insn.
336 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
338 * cpphash.h (struct cpp_buff): Make unsigned.
339 (_cpp_get_buff): Take length of size_t.
340 (_cpp_unaligned_alloc): New.
341 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
342 (struct cpp_reader): Remove ident_pool. Add u_buff.
343 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
344 (cpp_destroy): Destroy u_buff, not ident_pool.
345 * cpplex.c (parse_number, parse_string, save_comment,
346 cpp_token_as_text): Update to use the unaligned buffer.
347 (new_buff): Make unsigned.
348 (_cpp_unaligned_alloc): New.
349 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
350 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
352 (collect_args): Make unsigned.
354 2001-09-27 Zack Weinberg <zack@codesourcery.com>
356 * cpplex.c (cpp_output_token): Use a putc loop for
357 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
359 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
360 * configure, config.in: Regenerate.
361 * system.h: Replace fwrite and fprintf with their unlocked
362 variants if available.
364 2001-09-27 Richard Henderson <rth@redhat.com>
366 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
367 in favour of .eh_frame.
369 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
371 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
373 (LIBCALL_VALUE): Likewise.
375 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
377 * cpphash.h: Update comment.
378 * cpplex.c: Update comments.
379 (_cpp_can_paste): Remove.
380 * cpplib.h (_cpp_can_paste): Remove.
381 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
382 lexer rather than _cpp_can_paste.
384 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
386 * doc/cppinternals.texi: Update.
388 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
390 * cpphash.h (struct cpp_pool): Remove locks and locked.
391 (struct cpp_context): Add member buff.
392 (struct cpp_reader): Remove member argument_pool.
393 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
394 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
395 * cpplex.c (chunk_suitable): Remove pool argument.
396 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
397 (new_buff, _cpp_extend_buff): Update.
398 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
399 which buffer is returned.
400 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
401 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
402 * cppmacro.c (lock_pools, unlock_pools): Remove.
403 (push_ptoken_context): Take a _cpp_buff.
404 (enter_macro_context): Pool locking removed.
405 (replace_args): Use a _cpp_buff for the replacement list with
407 (push_token_context): Clear buff.
408 (expand_arg): Use _cpp_pop_context.
409 (_cpp_pop_context): Free a context's buffer, if any.
411 2001-09-26 DJ Delorie <dj@redhat.com>
413 * c-typeck.c (digest_init): Check for sizeless arrays.
415 2001-09-26 Richard Henderson <rth@redhat.com>
417 * optabs.c (init_one_libfunc): Create a dummy function type
418 instead of using error_mark_node.
420 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
422 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
423 _cpp_extend_buff, _cpp_free_buff): New.
424 (struct cpp_reader): New member free_buffs.
425 * cppinit.c (cpp_destroy): Free buffers.
426 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
427 _cpp_extend_buff, _cpp_free_buff): New.
428 * cpplib.h (struct cpp_options): Remove unused member.
429 * cppmacro.c (collect_args): New. Combines the old parse_arg
430 and parse_args. Use _cpp_buff for memory allocation.
431 (funlike_invocation_p, replace_args): Update.
433 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
435 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
437 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
439 * except.c (sjlj_mark_call_sites): Change address inside sequence.
441 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
443 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
446 2001-09-25 Janis Johnson <janis187@us.ibm.com>
447 Jim Wilson <wilson@redhat.com>
449 * doc/install.texi (Specific, ia64-*-linux): Document.
451 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
453 * Makefile.in (cfgrtl.o): Add.
454 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
455 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
456 free_aux_for_edge): Declare.
458 (HAVE_return): Undefine.
459 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
460 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
461 free_aux_for_edge): New global functions.
462 (first_delete_block): New static variable.
463 (init_flow): Clear first_delete_block.
464 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
465 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
466 try_redirect_by_replacing_jump, last_loop_beg_note,
467 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
468 delete_insn, delete_insn_chain, create_basic_block_structure,
469 create_basic_block, flow_delete_block, compute_bb_for_insn,
470 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
471 set_block_for_new_insns, split_block, merge_blocks_nomove,
472 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
473 redirect_edge_and_branch, force_nonfallthru_and_redirect,
474 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
475 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
476 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
477 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
478 purge_all_dead_edges): Move to ....
479 * cfgrtl.c: New file; .... Here.
481 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
482 (reroder_basic_block): Use alloc_aux_for_blocks.
483 * predict.c (estimate_bb_frequencies): Likewise; use
485 * profile.c (compute_branch_probabilities): Likewise.
486 (branch_prob): Likewise.
487 * reg-stack.c (reg_to_stack): Likewise.
489 * emit-rtl.c (emit_insns_after): Never return NULL.
491 * basic-block.h (set_block_for_new_insns): Delete.
492 * cfgrtl.c (set_block_for_new_insns): Delete.
494 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
495 calls when crossjumping.
497 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
498 * unroll.c (copy_loop_body): Use delete_insn.
500 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
501 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
502 keep_stack_depressed): Likewise.
503 * gcse.c (cprop_cc0_jump): Likewise.
504 * local-alloc.c (update_equiv_regs): Likewise.
505 * loop.c (scan_loop, loop_delete_insns): Likewise.
506 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
507 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
508 delete_output_reload, delete_address_reloads_1,
509 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
511 * sibcall.c (replace_call_placeholder): Likewise.
512 * cse.c (cse_insn): Likewise.
514 2001-09-25 Bernd Schmidt <bernds@redhat.com>
516 From Graham Stott <grahams@redhat.com>
517 (def_builtin): Only define builtins appropriate for target_flags. All
519 (builtin_decsription): Add new field mask which is used to determine
520 when to define the builtin via the macro def_builtin.
522 (bdesc_comi): Initialise new mask fields.
523 (bdesc_2srg): Likewise.
524 (bdesc_1arg): Likewise.
526 * config/i386/i386.c (ix86_init_builtins): Correct return type
527 building v4hi_ftype_v4hi_int_int tree node.
528 (ix86_expand_sse_comi): Fix typo swapping operands.
529 Don't swap comparision condition, it is already swapped.
530 (ix86_expand_sse_compare): Before swapping operands
531 move operand 1 into new rtx and not the target rtx.
532 Don't swap comparison condition, it is already swapped.
533 Always check whether we need to create a new TARGET.
535 * config/i386/i386.md: (sse_comi) Fix typos.
536 (sse_ucomi): Likewise.
537 (cvtss2si): Fix operand 0 contraint.
538 (cvttss2si): Likewise.
539 (sse_unpckhps): Fix mode for operand 2.
540 (sse_unpcklps): Likewise.
542 2001-09-25 Graham Stott <grahams@redhat.com>
544 * sibcall.c (skip_copy_to_return_value): Tighten return value
547 2001-09-24 David Edelsohn <edelsohn@gnu.org>
549 * rs6000.c (lwa_operand): Address must be word aligned.
551 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
553 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
555 (type_hash_mark): Mark type itself.
557 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
559 * c-lex.c (cb_def_pragma): Update.
560 (c_lex): Update, and skip padding.
561 * cppexp.c (lex, parse_defined): Update, remove unused variable.
562 * cpphash.h (struct toklist): Delete.
564 (struct cpp_context): Update.
565 (struct cpp_reader): New members eof, avoid_paste.
566 (_cpp_temp_token): New.
567 * cppinit.c (cpp_create_reader): Update.
568 * cpplex.c (_cpp_temp_token): New.
569 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
570 (cpp_output_token): Don't print leading whitespace.
571 (cpp_output_line): Update.
572 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
573 do_include_common, do_line, do_ident, do_pragma,
574 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
575 parse_assertion): Update.
576 (get_token_no_padding): New.
577 * cpplib.h (CPP_PADDING): New.
578 (AVOID_LPASTE): Delete.
579 (struct cpp_token): New union member source.
580 (cpp_get_token): Update.
581 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
582 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
583 replace_args, quote_string, stringify_arg, parse_arg, next_context,
584 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
585 _cpp_backup_tokens, _cpp_create_definition): Update.
586 (push_arg_context): Delete.
587 (padding_token, push_token_context, push_ptoken_context): New.
588 (make_string_token, make_number_token): Update, rename.
589 (cpp_get_token): Update to handle tokens as pointers to const,
590 and insert padding appropriately.
591 * cppmain.c (struct printer): New member prev.
592 (check_multiline_token): Constify.
593 (do_preprocessing, cb_line_change): Update.
594 (scan_translation_unit): Update to handle spacing.
595 * scan-decls.c (get_a_token): New.
596 (skip_to_closing_brace, scan_decls): Update.
597 * fix-header.c (read_scan_file): Update.
599 * doc/cpp.texi: Update.
601 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
603 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
604 leak by passing malloc'ed pointer to reconcat, not concat.
606 2001-09-24 DJ Delorie <dj@redhat.com>
608 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
610 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
612 * flow.c (delete_dead_jumptables): Delete jumptable if the only
613 reference is from the literal pool.
615 2001-09-24 Janis Johnson <janis187@us.ibm.com>
617 * doc/install.texi (Final install): Request additional information
618 in mail about successful builds.
620 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
622 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
623 initial value of return pointer register instead of value in frame-20.
626 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
628 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
629 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
630 the libcall if there isn't a referenced identifier for the symbol.
632 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
634 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
635 non 64-bit machines. Use these as a plabel for the trampoline.
636 (TRAMPOLINE_SIZE): Adjust size for new words.
637 (INITIALIZE_TRAMPOLINE): Initialize new words.
638 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
639 pointer to the plabel in the trampoline.
641 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
643 * pa.c (function_arg): Pass floating arguments in both general and
644 floating registers in indirect (dynamic) calls when generating code
645 for the 32 bit ABI and the HP assembler.
647 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
649 * doc/install.texi: Markup fixes.
650 Use Solaris 2, SunOS 4 as appropriate.
651 (Specific, *-*-solaris2*): Explain this.
652 Unconditionally warn against /usr/ucb tools.
653 Remove Sun as warning, obsolete.
654 Move X11 header bug workaround here, update patches.
655 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
656 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
658 2001-09-23 Zack Weinberg <zack@codesourcery.com>
660 * errors.h (warning, error, fatal, internal_error): Don't mark
661 with ATTRIBUTE_PRINTF_n.
662 * toplev.h (internal_error, fatal_io_error, warning, error,
663 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
664 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
667 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
669 * function.c (pop_function_context_from): var_refs_queue
670 and temp slots now in GC memory.
671 (mark_function_status, free_after_compilation): Likewise;
672 also struct function now in GC memory.
673 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
674 (combine_temp_slots): Likewise.
675 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
676 (prepare_function_start): Use GC memory for struct function.
677 (mark_temp_slot): Deleted.
678 (gcc_mark_struct_function): struct function now in GC memory.
680 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
681 code for division, not modulus.
683 * rtl.def (MEM): Remove obsolete part of comment.
685 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
687 * c-format.c (init_function_format_info): Check __builtin_printf
688 and __builtin_fprintf even if -ffreestanding. Check C99 functions
691 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
693 * c-common.c (format_attribute_table): Remove decl.
694 * tree.h (format_attribute_table, lang_attribute_table): New decls.
695 (lang_attribute_common): Likewise.
697 * function.c (fix_lexical_address): Use set_mem_alias_set.
698 (expand_function_start): Likewise.
699 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
701 * varasm.c (output_constant): Fix unused variable warning.
703 * attribs.c: New file, from c-common.c.
704 (attribute_tables): Now four elements.
705 (format_attribute_table, lang_attribute_common): New variables.
706 (init_attributes): Reflect above changes.
707 (handle_mode_attribute): Delete check for wider than uintmax.
708 * c-common.c: Delete parts moved to attribs.c.
709 (enum attrs): Deleted; unused.
710 (c_format_attribute_table): New variable.
711 (c_common_lang_init): Initialize format_attribute_table with it.
712 * c-common.h (decl_attributes): Remove decl.
713 * tree.h (decl_attribute): Move it to here.
714 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
715 (attribs.o): New rule.
717 2001-09-22 Andreas Jaeger <aj@suse.de>
719 * builtins.c (c_getstr): Remove unused variable.
721 2001-09-21 Richard Henderson <rth@redhat.com>
723 * reload1.c (reload): Use delete_insn instead of splatting
726 2001-09-21 Richard Henderson <rth@redhat.com>
728 * reload.c (push_secondary_reload): Don't check for "=" in output
729 constraint after ""->ALL_REGS check.
731 2001-09-21 Richard Henderson <rth@redhat.com>
733 * predict.c (expected_value_to_br_prob): Use pc_set.
735 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
736 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
738 2001-09-21 Richard Henderson <rth@redhat.com>
740 * rtl.h (LCT_RETURNS_TWICE): New.
741 * calls.c (emit_call_1): Set current_function_calls_setjmp for
743 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
744 to ECF_RETURNS_TWICE.
745 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
748 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
750 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
753 2001-09-21 Richard Henderson <rth@redhat.com>
755 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
758 2001-09-21 Richard Henderson <rth@redhat.com>
760 * tree.def (FDESC_EXPR): New.
761 * expr.c (expand_expr): Handle it.
762 * varasm.c (initializer_constant_valid_p): Likewise.
763 (output_constant): Likewise.
764 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
765 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
766 (ASM_OUTPUT_FDESC): New.
767 * doc/tm.texi: Document the new macros.
769 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
771 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
772 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
773 once merging is complete.
775 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
777 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
779 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
781 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
782 that would be invalid after a merge.
784 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
786 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
787 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
789 (flow_delete_insn): This one.
790 (delete_insn_chain): Rename from ...; do not care labels.
791 (flow_delete_insn_chain): ... this one.
792 (flow_delete_block): Remove the insns one BB has been expunged.
793 (merge_blocks_nomove): Likewise.
794 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
795 updating BB boundaries.
796 (tidy_fallthru_edge): Likewise.
797 (commit_one_edge_insertion): Likewise.
798 * cfgbuild.c (find_basic_block): Likewise.
799 (find_basic_blocks_1): Likewise.
800 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
801 (try_crossjump_to_edge): Likewise.
802 (try_optimize_cfg): Likewise.
803 * cse.c (delete_trivially_dead_insns): Likewise.
804 * df.c (df_insn_delete): Likewise.
805 * doloop.c (doloop_modify): Use delete_related_insns.
806 * emit-rtl.c (try_split): Likewise.
807 (remove_insn): Update BB boundaries.
808 * expect.c (connect_post_landing_pads): Use delete_related_insns.
809 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
810 updating BB boundaries.
811 (propagate_block_delete_insn): Likewise.
812 (propagate_block_delete_libcall): Likewise.
813 * function.c (delete_handlers): Use delete_related_insns.
814 (thread_prologue_and_epilogue_insns): Likewise.
815 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
816 * genpeep.c (gen_peephole): Use delete_related_insns.
817 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
819 (find_cond_trap): Likewise.
820 * integrate.c (save_for_inline): Use delete_related_insns.
821 (copy_insn_list): Likewise.
822 * jump.c (pruge_linie_number_notes): Likewise.
823 (duplicate_loop_exit_test): Likewise.
824 (delete_computation): Likewise.
825 (delete_related_insn): Rename from ...; use delete_insn
826 (delete_insn): ... this one.
827 (redirect_jump): Use delete_related_insns.
828 * loop.c (scan_loop): Likewise.
829 (move_movables): Likewise.
830 (find_and_verify_loops): Likewise.
831 (check_dbra_loop): Likewise.
832 * recog.c (peephole2_optimize): Likewise.
833 * reg-stack.c (delete_insn_for_stacker): Remove.
834 (move_for_stack_reg): Use delete_insn.
835 * regmove.c (combine_stack_adjustments_for_block): Likewise.
836 * reload1.c (delete_address_reloads): Use delete_related_insns.
837 (fixup_abnormal_edges): Use delete_insn.
838 * recog.c (emit_delay_sequence): Use delete_related_insns.
839 (delete_from-delay_slot): Likewise.
840 (delete_scheduled_jump): likewise.
841 (optimize_skip): Likewise.
842 (try_merge_delay_insns): Likewise.
843 (full_simple_delay_slots): Likewise.
844 (fill_slots_from_thread): Likewise.
845 (relax_delay_slots): Likewise.
846 (make_return_insns): Likewise.
847 (dbr_schedule): Likewise.
848 * rtl.h (delete_insn): Rename to delete_related_insns.
849 (delete_insn, delete_insn_chain): New prototypes.
850 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
851 by df_insn_delete already.
852 * ssa-dce.c (delete_insn_bb): Use delete_insn.
853 * ssa.c (convert_from_ssa): Use delete_related_insns.
854 * unroll.c (unroll_loop): Likewise.
855 (calculate_giv_inc): Likewise.
856 (copy_loop_body): Likewise.
858 * i386-protos.h (ix86_libcall_value, ix86_function_value,
859 ix86_function_arg_regno_p, ix86_function_arg_boundary,
860 ix86_return_in_memory, ix86_function_value): Declare.
861 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
862 new static valurables.
863 (x86_64_reg_class): New enum
864 (x86_64_reg_class_name): New array.
865 (classify_argument, examine_argument, construct_container,
866 merge_classes): New static functions.
867 (optimization_options): Enable flag_omit_frame_pointer and disable
868 flag_pcc_struct_return on 64bit.
869 (ix86_libcall_value, ix86_function_value,
870 ix86_function_arg_regno_p, ix86_function_arg_boundary,
871 ix86_return_in_memory, ix86_function_value): New global functions.
872 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
873 (function_arg_advance): Handle x86_64 passing conventions.
874 (function_arg): Likewise.
875 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
876 (RETURN_IN_MEMORY): Move offline.
877 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
878 (FUNCTION_VALUE_REGNO_P): New macro.
879 (FUNCTION_ARG_REGNO_P): Move offline.
880 (struct ix86_args): Add maybe_vaarg.
881 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
882 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
884 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
886 * s390.md: Changed attributes for scheduling.
887 * s390.c: (s390_adjust_cost, s390_adjust_priority)
890 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
892 Table-driven attributes.
893 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
894 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
895 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
896 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
897 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
898 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
899 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
900 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
901 * tree.h (struct tree_decl): Change machine_attributes to
903 * doc/c-tree.texi: Document that all attributes are now attached
905 * c-common.c (add_attribute, attrtab, attrtab_idx,
906 default_valid_lang_attribute, valid_lang_attribute): Remove.
907 (attribute_tables, attributes_initialized,
908 c_common_attribute_table, default_lang_attribute_table): New
910 (handle_packed_attribute, handle_nocommon_attribute,
911 handle_common_attribute, handle_noreturn_attribute,
912 handle_unused_attribute, handle_const_attribute,
913 handle_transparent_union_attribute, handle_constructor_attribute,
914 handle_destructor_attribute, handle_mode_attribute,
915 handle_section_attribute, handle_aligned_attribute,
916 handle_weak_attribute, handle_alias_attribute,
917 handle_no_instrument_function_attribute,
918 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
919 handle_no_limit_stack_attribute, handle_pure_attribute): New
921 (init_attributes, decl_attributes): Rewrite to implement
922 table-driven attributes.
923 * c-common.h (enum attribute_flags): Move to tree.h.
924 * c-format.c (decl_handle_format_attribute,
925 decl_handle_format_arg_attribute): Rename to
926 handle_format_attribute and handle_format_arg_attribute. Update
927 for table-driven attributes.
928 * c-common.h (decl_handle_format_attribute,
929 decl_handle_format_arg_attribute): Remove prototypes.
930 (handle_format_attribute, handle_format_arg_attribute): Add
932 * c-decl.c (grokdeclarator): Handle attributes nested inside
934 * c-parse.in (setattrs, maybe_setattrs): Remove.
935 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
936 Update to handle nested attributes properly.
937 (maybe_resetattrs, after_type_declarator,
938 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
939 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
941 (make_pointer_declarator): Update to handle nested attributes
943 * doc/extend.texi: Update documentation of limits of attributes
944 syntax. Warn about problems with attribute semantics in C++.
945 * target.h (struct target): Remove valid_decl_attribute and
946 valid_type_attribute. Add attribute_table and
947 function_attribute_inlinable_p.
948 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
949 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
950 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
952 (TARGET_INITIALIZER): Update.
953 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
955 (function_attribute_inlinable_p): New function. Check for the
956 presence of any machine attributes before using
957 targetm.function_attribute_inlinable_p.
958 (function_cannot_inline_p): Update.
959 * Makefile.in (integrate.o): Update dependencies.
960 * doc/tm.texi: Update documentation of target attributes and
961 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
962 * tree.c (default_valid_attribute_p, valid_machine_attribute):
964 (default_target_attribute_table,
965 default_function_attribute_inlinable_p): New.
966 (lookup_attribute): Update comment to clarify handling of multiple
967 attributes with the same name.
968 (merge_attributes, attribute_list_contained): Allow multiple
969 attributes with the same name but different arguments to appear in
970 the same attribute list.
971 * tree.h (default_valid_attribute_p): Remove prototype.
972 (struct attribute_spec): New.
973 (default_target_attribute_table): Declare.
974 (enum attribute_flags): Move from c-common.h. Add
975 ATTR_FLAG_TYPE_IN_PLACE.
976 (default_function_attribute_inlinable_p): Declare.
977 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
978 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
979 (TARGET_ATTRIBUTE_TABLE): Define.
980 (vms_attribute_table): New.
981 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
982 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
983 (TARGET_ATTRIBUTE_TABLE): Define.
984 (arc_attribute_table, arc_handle_interrupt_attribute): New.
985 * config/arm/arm.c (arm_valid_type_attribute_p,
986 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
988 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
990 (TARGET_ATTRIBUTE_TABLE): Define.
991 (arm_attribute_table, arm_handle_fndecl_attribute,
992 arm_handle_isr_attribute): New.
993 * config/avr/avr.c (avr_valid_type_attribute,
994 avr_valid_decl_attribute): Remove.
995 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
997 (TARGET_ATTRIBUTE_TABLE): Define.
998 (avr_attribute_table, avr_handle_progmem_attribute,
999 avr_handle_fndecl_attribute): New.
1000 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
1001 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1002 (TARGET_ATTRIBUTE_TABLE): Define.
1003 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
1004 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
1005 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1006 (TARGET_ATTRIBUTE_TABLE): Define.
1007 (h8300_attribute_table, h8300_handle_fndecl_attribute,
1008 h8300_handle_eightbit_data_attribute,
1009 h8300_handle_tiny_data_attribute): New.
1010 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
1011 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
1013 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
1015 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
1016 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
1018 (TARGET_ATTRIBUTE_TABLE): Define.
1019 (ix86_attribute_table, ix86_handle_cdecl_attribute,
1020 ix86_handle_regparm_attribute): New.
1021 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
1022 i386_pe_valid_type_attribute_p): Remove.
1023 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
1024 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
1025 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1026 (TARGET_ATTRIBUTE_TABLE): Define.
1027 (ia64_attribute_table): New.
1028 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
1029 interrupt_ident2, model_ident1, model_ident2): Remove.
1030 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1031 (TARGET_ATTRIBUTE_TABLE): Define.
1032 (init_idents): Update.
1033 (m32r_attribute_table, m32r_handle_model_attribute): New.
1034 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
1036 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1037 (TARGET_ATTRIBUTE_TABLE): Define.
1038 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
1039 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
1040 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1041 (TARGET_ATTRIBUTE_TABLE): Define.
1042 (mcore_attribute_table, mcore_handle_naked_attribute): New.
1043 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
1044 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1045 (TARGET_ATTRIBUTE_TABLE): Define.
1046 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
1047 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
1048 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1049 (TARGET_ATTRIBUTE_TABLE): Define.
1050 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
1051 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
1052 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1053 (TARGET_ATTRIBUTE_TABLE): Define.
1054 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
1055 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
1057 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
1059 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
1060 (TARGET_ATTRIBUTE_TABLE): Define.
1061 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
1063 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
1064 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1065 (TARGET_ATTRIBUTE_TABLE): Define.
1066 (v850_attribute_table, v850_handle_interrupt_attribute,
1067 v850_handle_data_area_attribute): New.
1068 * config/v850/v850-c.c (mark_current_function_as_interrupt):
1069 Return void. Call decl_attributes instead of
1070 valid_machine_attribute.
1072 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
1074 * sh-protos.h (sh_pr_n_sets): Declare.
1075 * sh.c (calc_live_regs): If the initial value for PR has been copied,
1076 look at the copy to determine if PR needs to be saved.
1077 sh_pr_n_sets: New function.
1078 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
1079 (ALLOCATE_INITIAL_VALUE): Define.
1081 * sh.c (initial_elimination_offset):
1082 Fix RETURN_ADDRESS_POINTER_REGNUM case.
1084 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
1086 * integrate.c (allocate_initial_values): New function.
1087 * integrate.h (allocate_initial_values): Declare.
1088 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
1090 * reload1.c (reload): And initialization of reg_equiv_memory_loc
1092 * toplev.c (rest_of_compilation): To here.
1093 Call allocate_initial_values.
1094 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
1096 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1098 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
1100 2001-09-20 DJ Delorie <dj@redhat.com>
1102 * c-typeck.c (really_start_incremental_init): Discriminate
1103 between zero-length arrays and flexible arrays.
1104 (push_init_level): Detect zero-length arrays and handle them
1105 like fixed-sized arrays.
1106 * expr.c (store_constructor): Handle zero-length arrays and
1107 flexible arrays correctly.
1108 * doc/extend.texi: Update zero-length array notes.
1110 2001-09-20 Jim Wilson <wilson@redhat.com>
1112 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
1113 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
1114 for issue port conflicts.
1115 (cycle_end_fill_slots): TYPE_L instructions take two slots.
1117 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
1119 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
1122 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1124 * fold-const.c (hashtab.h): Include.
1125 (int_const_binop): Remove FORSIZE arg and compute from type; all
1127 Call size_int_type_wide for all single-word constants.
1128 (size_htab_hash, size_htab_eq): New functions.
1129 (size_int_type_wide): Rework to use hash table.
1130 * ggc-common.c (hashtab.h): Include.
1131 (struct d_htab_root): New struct.
1132 (d_htab_roots): New variable.
1133 (ggc_add_deletable_htab, ggc_htab_delete): New functions
1134 (ggc_mark_roots): Handle deletable htabs.
1135 * ggc-page.c (ggc_marked_p): New function.
1136 * ggc-simple.c (ggc_marked_p): Likewise.
1137 * ggc.h: Reformatting throughout.
1138 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
1139 * tree.c (init_obstacks): Make type_hash_table a deletable root.
1140 (type_hash_add): Allocate struct type_hash from GC memory.
1141 (mark_hash_entry, mark_type_hash): Deleted.
1142 (type_hash_marked_p, type_hash_mark): New functions.
1143 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
1145 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
1147 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
1150 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1152 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
1153 array-too-large test for signed sizetype.
1155 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
1157 * i386.md (indirect_jump): Allow Pmode operand.
1158 (tablejump): LIkewise; perform expansion to 64bit mode.
1159 * i386.c (symbolic_operand): Allow 64bit PIC references.
1160 (pic_symbolic_operand): Likewise.
1161 (ix86_find_base_term): Strip the 64bit PIC references.
1162 (legitimate_pic_address_disp_p): Handle 64bit PIC.
1163 (legitimize_pic_address): Likewise.
1164 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
1165 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
1167 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
1169 * stringpool.c (get_identifier_with_length): New function.
1170 * tree.h (get_identifier_with_length): New prototype.
1172 2001-09-19 Alan Modra <amodra@bigpond.net.au>
1173 David Edelsohn <edelsohn@gnu.org>
1176 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
1177 already sign-extended.
1179 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
1180 * config/rs6000/rs6000.c (logical_operand): Always compare op as
1182 (rs6000_emit_set_long_const): Avoid unnecessary shift.
1183 (output_profile_hook): Declare label_name const.
1184 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
1185 to match constraints.
1187 2001-09-19 Stan Shebs <shebs@apple.com>
1189 * alias.c: Fix typos in comments.
1190 * sched-rgn.c (init_ready_list): Ditto.
1191 * unwind-dw2.c (uw_frame_state_for): Ditto.
1192 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
1193 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
1194 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
1196 2001-09-19 Richard Henderson <rth@redhat.com>
1198 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
1200 * Makefile.in (cfg.o): Depend on TM_P_H.
1202 2001-09-19 Richard Henderson <rth@redhat.com>
1204 * config/alpha/alpha.c (local_symbol_p): Split out from ...
1205 (local_symbolic_operand): ... here.
1206 (small_symbolic_operand): Check mode.
1207 (global_symbolic_operand): New.
1208 (input_operand): Reject symbolics if explicit relocs.
1209 (call_operand): Tidy.
1210 (alpha_legitimize_address): Use movdi_er_high_g.
1211 (alpha_expand_mov): Likewise.
1212 * config/alpha/alpha-protos.h: Update.
1213 * config/alpha/alpha.h (PREDICATE_CODES): Update.
1214 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
1215 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
1216 (UNSPECV_LDGP2): Remove.
1217 (all call patterns): Use 's' not 'i' for symbolic constraint.
1218 (call_osf call_value_osf): Use call_operand.
1219 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
1220 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
1221 (prologue_ldgp_1_er): Remove.
1222 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
1223 (builtin_setjmp_receiver_er patterns): Use them.
1224 (exception_receiver_er): Likewise.
1226 2001-09-19 Richard Henderson <rth@redhat.com>
1228 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
1230 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
1231 and NON_LOCAL_GOTO notes.
1232 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
1233 copy over CALL_INSN_FUNCTION_USAGE.
1235 2001-09-18 Catherine Moore <clm@redhat.com>
1237 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
1240 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
1242 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
1243 new-style tm_file specification. Specify correct tm_p_file,
1244 md_file, and out_file for s390x.
1246 * config/s390/linux.h, linux64.h: Don't include other target
1247 macro header files. Now handled via tm_file.
1249 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
1250 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
1251 are defined before use.
1253 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
1255 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
1256 code generation only for Gnu assembler.
1258 2001-09-18 Catherine Moore <clm@redhat.com>
1260 * config/stormy16 (LIB_SPEC): Remove -lnosys.
1262 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
1264 * config/mips/mips.c (mips_frame_set): New.
1265 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
1266 a parallel frame-related expression with a set for each register.
1268 2001-09-18 Philip Blundell <philb@gnu.org>
1270 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
1273 2001-09-17 Dale Johannesen <dalej@apple.com>
1275 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
1276 * config/rs6000/aix.h (FIXED_R2): Define.
1277 * config/rs6000/darwin.h (FIXED_R2): Define.
1278 * config/rs6000/sysv4.h (FIXED_R2): Define.
1280 2001-09-17 Jeff Sturm <jsturm@one-point.com>
1282 * except.c (dw2_build_landing_pads): New local
1283 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
1284 barrier after clobbers. Fixes c++/4012.
1286 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1288 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
1290 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
1292 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
1293 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
1295 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1297 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
1300 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
1302 * cpphash.h (_cpp_lex_direct): New.
1303 * cpplex.c (_cpp_lex_token): Update.
1304 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
1305 and increment that pointer.
1306 * cppmacro.c (alloc_expansion_token): New.
1307 (lex_expansion_token): Lex macro expansion directly into
1310 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
1312 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
1314 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
1316 * basic-block.h (free_bb_for_insn): Declare.
1317 * bb-reorder.c (label_for_bb): Use block_label.
1318 (emit_jump_to_block_after): Remove.
1319 (insert_intra_1): Do not update block_for_insn.
1320 (insert_inter_bb_scope_notes): Likewise; update bb->end
1321 * cfg.c (free_bb_for_insn): New.
1322 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
1323 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
1324 (commit_one_edge_insertion): Likewise.
1325 (commit_one_edge_insertion): Do not update BB boundary.
1326 (commit_edge_insertions): Do not call compute_bb_for_insn.
1327 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
1328 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
1329 (merge_blocks_move_successor_nojumps): Likewise.
1330 (try_crossjump_to_edge): Do not update block_for_insn.
1331 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
1332 * df.c (df_pattern_emit_later): Do not update BB boundary.
1333 (df_jump_pattern_emit_after): Likewise.
1334 (df_insn_move_before): Use emit_insn_before.
1335 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
1337 (add_insn_after, add_insn_before, emit_insns_after): Update BB
1338 boundaries and basic_block_for_insn.
1339 (reorder_insns_nobb): Rename from reorder_insns.
1340 (reorder_insns): New.
1341 (emit_block_insn_before, emit_block_insn_after): Kill.
1342 * flow.c (check_function_return_warnings): Do not call
1343 compute_bb_for_insn; Do not free basic_block_for_insn.
1344 (attempt_auto_inc): Do not update basic_block_for_insn.
1345 * function.c (emit_return_into_block): Likewise;
1346 do not update BB boundaries.
1347 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
1348 (insert_insn_end_bb): Use emit_insn_before; Likewise.
1349 (pre_insert_copy_insn): Likewise.
1350 (update_ld_motion_notes): Likewise.
1351 (insert_insn_start_bb): Likewise.
1352 (replace_store_insn): Likewise.
1353 * ifcvt.c (noce_process_if_block): Likewise.
1354 (if_convert): Do not call compute_bb_for_insn.
1355 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
1356 Use emit_insn_before and emit_insn_after.
1357 * recog.c (split_all_insns): Do not update BB boundaries;
1358 Do not call compute_bb_for_insn.
1359 (peephole2_optimize): Do not update BB boundaries.
1360 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
1362 (emit_swap_insn): Likewise.
1363 (convert_regs_1): Likewise.
1364 * reload1.c (reload): Call compute_bb_for_insn.
1365 * rtl.h (reorder_insns_nobb): Declare.
1366 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
1367 * toplev.c (rest_of_compilation): Call free_bb_for_insn
1368 at places CFG is invalidated; do not call compute_bb_for_insn.
1370 * cfg.c (expunge_block): Invalidate BB structure.
1372 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
1375 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
1377 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
1379 * cpphash.h (_cpp_lex_token): Update prototype.
1380 * cpplex.c (_cpp_lex_token): New prototype.
1381 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
1382 lex_macro_node, read_flag, do_pragma_poison): Update.
1383 * cppmacro.c (cpp_get_token, parse_params,
1384 lex_expansion_token): Update.
1386 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
1388 * cppmain.c (scan_translation_unit): Don't worry about
1389 putting a space after hashes.
1390 * cpplib.c (directive_diagnostics): New.
1391 (_cpp_handle_directive): Update to use directive_diagnostics.
1392 (run_directive): Don't toggle prevent_expansion.
1393 (do_line): Backup in case of the line extension.
1394 * cpplib.h (cpp_lexer_pos): Remove.
1395 * cppmacro.c (_cpp_create_definition): Precede a leading #
1398 2001-09-15 Richard Henderson <rth@redhat.com>
1400 * c-typeck.c (comptypes): Handle zero-length arrays properly.
1402 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1404 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
1406 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1408 PR preprocessor/3571
1409 * tradcpp.c (handle_directive): Skip non-vertical space.
1411 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1413 * cppmain.c (setup_callbacks): Set line callback only
1414 if outputting preprocessed source.
1416 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1418 * collect2.c (main): Const-ification.
1419 * gcc.c (translate_options, process_command): Use xstrdup in
1420 lieu of xmalloc/strcpy.
1421 (main): Use concat in lieu of xmalloc/strcpy/strcat.
1423 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1425 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
1428 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1430 * scan-decls.c (scan_decls): Fix typo.
1432 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1434 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
1435 Split mlstring_pos into mls_line and mls_col.
1436 * cppinit.c (cpp_create_reader): Initialize line to 1.
1437 (cpp_destroy): Free tokenruns.
1438 (push_include): Don't update lexer_pos.
1439 * cpplex.c (unterminated, parse_string): Update.
1440 (lex_token): Don't update lexer_pos, update.
1441 * cpplib.c (if_stack): Save line instead of line + col.
1442 (start_directive, _cpp_do__Pragma, do_else, do_elif,
1443 push_conditional, _cpp_pop_buffer): Update.
1444 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
1445 (_cpp_create_definition): Update.
1447 2001-09-15 Eric Christopher <echristo@redhat.com>
1449 * config/mips/abi64.h: Add support for MEABI.
1451 2001-09-15 Eric Christopher <echristo@redhat.com>
1453 * config/mips/mips.md: Add unspec #2.
1455 (reload_outdi): Ditto.
1456 (reload_outsi): Ditto.
1459 2001-09-15 Eric Christopher <echristo@redhat.com>
1460 Jason Eckhardt <jle@redhat.com>
1462 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
1463 * config/mips/isa32-linux.h: New file.
1464 * config/mips/isa3264.h: Ditto.
1465 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
1466 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
1467 (output_block_mode): Support MEABI.
1468 (function_arg): Ditto. Fix floating point arg passing.
1469 (mips_va_start): Ditto.
1470 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
1472 (mips_asm_file_start): Add new section to pass abi to gdb.
1473 (function_arg_pass_by_reference): Support MEABI.
1474 (mips_parse_cpu): Support mips32 and mips64 processors.
1475 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
1476 TARGET_MIPS5KC. Support isa32 and isa64.
1477 (processor_type): Add r4kc, r5kc, r20kc.
1478 (GENERATE_MULT3_SI): New.
1479 (GENERATE_MULT3_DI): Ditto.
1480 (GENERATE_MULT3): Remove.
1481 (ISA_HAS_64BIT_REGS): Add isa == 64.
1482 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
1483 (ISA_HAS_MADD_MSUB): New.
1484 (ISA_HAS_CLZ_CLO): Ditto.
1485 (ISA_HAS_DCLZ_DCLO): Ditto.
1486 (ABI_GAS_ASM_SPEC): New.
1487 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
1490 (SUBTARGET_CC1_SPEC): Ditto.
1491 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
1492 (PAD_VARARGS_DOWN): Support MEABI.
1493 (HARD_REGNO_NREGS): Move to mips.c.
1494 (ASM_OUTPUT_IDENT): Add #undef.
1495 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
1496 (mulsi3): Use GENERATE_MULT3_SI.
1497 (mulsi3_mult3): Ditto. Support mips32, mips64.
1498 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
1499 (mul_sub_si): New pattern.
1500 (unnamed splitters): New.
1501 (muldi3): Use GENERATE_MULT3_DI.
1502 (muldi3_internal2): Ditto.
1503 (movdicc): Support mips32.
1504 * config/mips/t-isa3264: New file.
1506 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
1508 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
1509 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
1510 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
1512 * reorg.c (fill_slots_from_thread): After call to
1513 steal_delay_list_from_target, update own_thread as new_thread may
1516 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
1518 * cpperror.c (print_location): Take line and column, for
1519 default positioning use the previously lexed token.
1520 (_cpp_begin_message): Take line and column.
1521 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
1522 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
1523 * cpphash.h (_cpp_begin_message): Update prototype.
1524 * cppinit.c (push_include): Don't set output line.
1525 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
1526 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
1527 (do_pragma): Kludge for front ends. Don't expand macros at all.
1528 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
1529 (struct cpp_token): Remove output_line.
1530 (struct cpp_callbacks): New member line_change.
1531 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
1532 cpp_get_token): Preserve BOL flag.
1533 (cpp_get_line): Remove.
1534 (_cpp_backup_tokens): Remove useless abort().
1535 * cppmain.c (cb_line_change): New.
1536 (scan_translation_unit): Don't worry about starting new lines here.
1537 * scan-decls.c (scan_decls): Update.
1538 * c-lex.c (c_lex, init_c_lex): Update.
1539 (cb_line_change, src_lineno): New.
1541 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
1543 * tree.c (append_random_chars): Generate the random
1544 characters in a reproducable fashion.
1546 2001-09-14 Richard Henderson <rth@redhat.com>
1548 * config/i386/i386.c (internal_label_prefix): New.
1549 (internal_label_prefix_len): New.
1550 (override_options): Set them.
1551 (local_symbolic_operand): New.
1552 (legitimate_pic_address_disp_p): Use it.
1553 (legitimize_pic_address): Likewise.
1555 2001-09-14 Marc Espie <espie@openbsd.org>
1557 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
1560 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1562 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
1563 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
1565 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
1567 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
1568 invocation of SUBREG_REGNO_OFFSET.
1570 * haifa-sched.c: Fix typo in FSF copyright statement.
1571 * sched-deps.c: Fix typo in FSF copyright statement.
1572 * sched-ebb.c: Fix typo in FSF copyright statement.
1573 * sched-rgn.c: Fix typo in FSF copyright statement.
1574 * sched-vis.c: Fix typo in FSF copyright statement.
1576 * config.gcc: Move inclusion of arm elf specific header files
1577 from the files themselves into the tm_file variable. Make
1578 sure that elfos.h is included before target specific elf
1580 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
1582 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
1583 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
1584 ASM_OUTPUT_CASE_LABEL): Protect definition.
1585 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
1586 not already defined.
1587 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
1588 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
1589 Remove duplicate definition.
1590 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
1591 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
1592 (RDATA_SECTION_FUNCTION): Remove redundant definition.
1593 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
1594 Remove inclusion of arm/elf.h.
1595 * config/arm/unknown-elf.h: as for conix-elf.h.
1596 (STARTFILE_SPEC): Include crti.o and crtn.o.
1597 * config/arm/linux-elf.h: as for conix-elf.h.
1598 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
1599 * config/arm/strongarm-elf.h: Remove inclusion of
1601 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
1602 * config/arm/unknown-elf-oabi.h: Remove inclusion of
1603 unknown-elf.h and elf.h.
1604 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
1605 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
1606 ASM_WEAKEN_LABEL): Remove redundant definition.
1607 * config/arm/elf.h: Test for inclusion of elfos.h
1608 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
1609 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
1610 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
1611 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
1612 redundant definition.
1613 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
1614 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
1615 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
1616 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
1617 Add rules to build crti.o and crtn.o
1618 * crti.asm: New file.
1619 * crtn.asm: New file.
1621 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
1623 * c-parse.in (_yylex): Use _cpp_backup_tokens.
1624 * cpphash.h (struct tokenrun): Add prev.
1625 (struct lexer_state): Remove bol.
1626 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
1627 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
1629 * cppinit.c (cpp_create_reader): Don't set bol.
1630 (cpp_destroy): Don't free lookaheads.
1631 * cpplex.c (lex_directive): Remove.
1632 (next_tokenrun): Update.
1633 (_cpp_lex_token): Clean up logic.
1634 (lex_token): Update to return a pointer to lexed token, since it
1635 can move to the start of the buffer. Simpify newline handling.
1636 * cpplib.c (SEEN_EOL): Update.
1637 (skip_rest_of_line): Remove lookahead stuff.
1638 (end_directive): Line numbers are already incremented. Revert
1639 to start of lexed token buffer if we can.
1640 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
1641 parse_answer): Use _cpp_backup_tokens.
1642 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
1643 instead. Don't check for EOL.
1644 (do_include_common, do_line, do_pragma_system_header): Use
1646 * cpplib.h (BOL, _cpp_backup_tokens): New.
1647 * cppmacro.c (save_lookahead_token, take_lookahead_token,
1648 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
1649 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
1650 (builtin_macro): Don't use cpp_get_line.
1651 (cpp_get_line): Short term kludge.
1652 (parse_arg): Handle directives in arguments here. Back up when
1653 appropriate. Store EOF at end of argument list.
1654 (funlike_invocation_p): Use _cpp_backup_tokens.
1655 (push_arg_context): Account for EOF at end of list.
1656 (cpp_get_token): Remove lookahead stuff. Update.
1658 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1660 * c-parse.in (yyerror): Const-ification and/or static-ization.
1661 * c-typeck.c (push_member_name): Likewise.
1662 * collect2.c (main): Likewise.
1663 * dbxout.c (dbxout_parms): Likewise.
1664 * diagnostic.c (format_with_decl): Likewise.
1665 * dwarf2out.c (output_ranges): Likewise.
1666 * dwarfout.c (fundamental_type_code): Likewise.
1667 * except.c (dw2_output_call_site_table): Likewise.
1668 * gcc.c (do_spec_1): Likewise.
1669 * genopinit.c (optabs): Likewise.
1670 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
1671 gen_declaration_1, handle_impent): Likewise.
1672 * protoize.c (default_include, in_system_include_dir, abspath):
1674 * sched-vis.c (visualize_stall_cycles): Likewise.
1675 * sdbout.c (plain_type_1, sdbout_end_function,
1676 sdbout_end_epilogue): Likewise.
1677 * varasm.c (decode_reg_name): Likewise.
1679 * 1750a.c (mod_regno_adjust): Likewise.
1680 * alpha.c (alpha_write_one_linkage,
1681 unicosmk_output_default_externs): Likewise.
1682 * arm.c (arm_condition_codes): Likewise.
1683 * arm.h (arm_condition_codes): Likewise.
1684 * avr.c (output_movsisf, encode_section_info): Likewise.
1685 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
1687 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
1688 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
1689 * m88k.c (output_function_profiler): Likewise.
1690 * mips.c (mips_output_conditional_branch): Likewise.
1691 * ns32k.c (ns32k_out_reg_names): Likewise.
1692 * ns32k.h (ns32k_out_reg_names): Likewise.
1693 * pj.c (pj_output_rval): Likewise.
1694 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
1695 * sparc.c (sparc_flat_function_prologue,
1696 sparc_flat_function_epilogue): Likewise.
1698 2001-09-13 Markus Werle <numerical.simulation@web.de>
1699 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1701 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
1702 Aachen University of Technology".
1704 2001-09-13 Andreas Schwab <schwab@suse.de>
1706 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
1709 2001-09-13 Richard Henderson <rth@redhat.com>
1711 * config/alpha/alpha.c (small_symbolic_operand): New.
1712 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
1713 (some_operand, input_operand): Don't handle HIGH.
1714 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
1715 (alpha_expand_mov): Likewise.
1716 (print_operand) [H]: Just print HIGH symbol.
1717 (print_operand_address): Handle small data.
1718 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
1719 (TARGET_SWITCHES): Add -msmall-data/large-data.
1720 (PIC_OFFSET_TABLE_REGNUM): New.
1721 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
1722 (PREDICATE_COES): Update.
1723 * config/alpha/alpha.md (adddi_er_high): New.
1724 (adddi_er_low): Handle small data.
1725 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
1726 prefer .sdata to .rodata.
1727 (SELECT_RTX_SECTION): Likewise.
1729 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
1731 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
1732 defining __size_t and leaving size_t undefined.
1734 2001-09-12 Diego Novillo <dnovillo@redhat.com>
1736 * basic-block.h (expunge_block): Declare.
1737 * cfg.c (expunge_block): Remove static declaration.
1739 2001-09-12 Richard Henderson <rth@redhat.com>
1741 * integrate.c (copy_insn_list): Copy label name from
1742 NOTE_INSN_DELETED_LABEL.
1744 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1746 * c-common.c (c_tree_code_name): Const-ification.
1747 * c-decl.c (c_decode_option): Likewise.
1748 * c-typeck.c (warn_for_assignment): Likewise.
1749 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
1751 * cppinit.c (output_deps): Likewise.
1752 * dependence.c (dependence_string, direction_string): Likewise.
1753 * dwarf2out.c (output_ranges): Likewise.
1754 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
1755 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
1756 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
1757 standard_startfile_prefix, standard_startfile_prefix_1,
1758 standard_startfile_prefix_2, tooldir_base_prefix,
1759 standard_bindir_prefix, find_a_file): Likewise.
1760 * genattrtab.c (make_length_attrs): Likewise.
1761 * gencheck.c (tree_codes): Likewise.
1762 * genemit.c (gen_split): Likewise.
1763 * genrecog.c (special_mode_pred_table): Likewise.
1764 * graph.c (graph_ext): Likewise.
1765 * protoize (default_include): Likewise.
1766 * reload.c (reload_when_needed_name): Likewise.
1767 * sched-vis.c (visualize_stall_cycles): Likewise.
1768 * tlink.c (recompile_files): Likewise.
1769 * toplev.c (decode_g_option): Likewise.
1770 * tradcpp.c (output_deps): Likewise.
1771 * varasm.c (decode_reg_name): Likewise.
1773 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
1776 * avr.c (avr_regnames, encode_section_info): Likewise.
1777 * c4x.c (float_reg_names): Likewise.
1778 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
1779 * elfos.h (const_section): Likewise.
1780 * i386.c (ix86_comp_type_attributes): Likewise.
1781 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
1782 * ia64/aix.h (UNIQUE_SECTION): Likewise.
1783 * ia64.c (type_names): Likewise.
1784 * m68hc11.c (reg_class_names): Likewise.
1785 * m88k.c (m_options): Likewise.
1786 * mips.c (mips_output_conditional_branch, mips_unique_section):
1788 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1789 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
1790 ultra_code_names): Likewise.
1791 * sparc.h (OVERRIDE_OPTIONS): Likewise.
1793 2001-09-12 Jakub Jelinek <jakub@redhat.com>
1795 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
1796 Use --fatal-warnings option for gas.
1797 * configure: Rebuilt.
1799 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1801 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
1803 2001-09-11 Jim Wilson <wilson@redhat.com>
1805 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
1807 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1809 * builtins.c (c_strlen): Treat an offset too large for a
1810 HOST_WIDE_INT as out of range.
1812 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
1814 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
1815 (EDGE_CRITICAL_P): New predicate.
1816 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
1818 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
1819 (dump_edge_info): Remove "crit".
1820 * cfganal.c (mark_critical_edges): Kill.
1821 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
1822 * cfgcleanup.c (cleanup_cfg): Likewise.
1823 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
1824 (find_spanning_tree): Likewise.
1825 * reg-stack.c (convert_regs_1): Likewise.
1826 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
1828 * basic-block.h (create_basic_block_structure): New.
1829 (create_basic_block): Update prototype.
1830 (force_nonfallthru): New.
1831 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
1832 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
1833 handle updating of block_for_insn, creating of empty BBs and BBs at
1834 the end of INSN chain.
1835 (create_basic_block): New function.
1836 (split_block): Use create_basic_block.
1837 (force_nonfallthru_and_redirect): Break out from ...; cleanup
1838 (redirect_edge_and_branch_force): ... here.
1839 (force_nonfallthru): New.
1840 (split_edge): Rewrite to use force_nonfallthru and create_block.
1841 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
1842 (find_basic_blocks): Free basic_block_for_insn.
1843 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
1845 * cfg.c: Fix formating.
1846 * cfgcleanup.c: Fix formating.
1847 (merge_blocks, tail_recursion_label_p): Return bool.
1848 (merge_blocks_move_predecessor_nojumps,
1849 merge_blocks_move_successor_nojumps): Return void.
1851 2001-09-11 Jakub Jelinek <jakub@redhat.com>
1853 * configure.in: Check whether assembler supports section merging.
1854 * config.in: Rebuilt.
1855 * configure: Rebuilt.
1856 * varasm.c (variable_section, output_constant_pool): Pass alignment
1857 to SELECT_SECTION and SELECT_RTX_SECTION.
1858 (mergeable_string_section): New.
1859 (mergeable_constant_section): New.
1860 (default_elf_asm_named_section): Output SECTION_MERGE and
1861 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
1862 * output.h (mergeable_string_section): New.
1863 (mergeable_constant_section): New.
1864 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
1865 * toplev.c (flag_merge_constants): New.
1866 (f_options): Add -fmerge-constants and -fmerge-all-constants
1868 (toplev_main): Default to -fno-merge-constants if not optimizing.
1869 * flags.h (flag_merge_constants): Add extern.
1870 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
1871 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
1873 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
1874 Define if assembler has working .subsection -1 support.
1875 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
1876 Put constant into special SHF_MERGE sections if the linker should
1877 attempt to merge duplicates.
1878 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
1880 Put constant into special SHF_MERGE sections if the linker should
1881 attempt to merge duplicates.
1882 * config/alpha/elf.h: Likewise.
1883 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
1884 has working .subsection -1 support.
1885 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
1887 * config/svr3.h: Likewise.
1888 * config/darwin.h: Likewise.
1889 * config/arm/aof.h: Likewise.
1890 * config/arm/linux-elf.h: Likewise.
1891 * config/avr/avr.h: Likewise.
1892 * config/c4x/c4x.h: Likewise.
1893 * config/d30v/d30v.h: Likewise.
1894 * config/i386/dgux.h: Likewise.
1895 * config/i386/osfrose.h: Likewise.
1896 * config/i386/sco5.h: Likewise.
1897 * config/i386/svr3gas.h: Likewise.
1898 * config/ia64/aix.h: Likewise.
1899 * config/m32r/m32r.h: Likewise.
1900 * config/m68k/m68k.h: Likewise.
1901 * config/m88k/dgux.h: Likewise.
1902 * config/m88k/m88k.h: Likewise.
1903 * config/mcore/mcore-pe.h: Likewise.
1904 * config/mips/mips.h: Likewise.
1905 * config/pa/pa.h: Likewise.
1906 * config/pa/pa-linux.h: Likewise.
1907 * config/romp/romp.h: Likewise.
1908 * config/rs6000/sysv4.h: Likewise.
1909 * config/rs6000/xcoff.h: Likewise.
1910 * config/s390/linux.h: Likewise.
1911 * config/sparc/sparc.h: Likewise.
1912 * config/sparc/sysv4.h: Likewise.
1913 * config/stormy16/stormy16.h: Likewise.
1914 * config/v850/v850.h: Likewise.
1915 * config/vax/vms.h: Likewise.
1916 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
1917 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
1918 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
1919 default_elf_asm_named_section for SHF_MERGE sections.
1921 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1923 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
1926 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
1928 * c-common.c (split_specs_attrs): Allow for empty attributes with
1929 empty TREE_PURPOSE. Fixes PR c/4294.
1931 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
1933 * basic-block.h (cached_make_edge, make_single_succ): New.
1934 (make_edge): Remove first parameter.
1935 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
1936 * cfg.c (cached_make_edge): Rename from make_edge; return newly
1937 created edge; use obstack allocation.
1938 (make_edge, make_single_succ_edge): New.
1939 (first_removed_edge): New static variable.
1940 (init_flow): Initialize first_removed_edge and n_edges.
1941 (clear_edges): Use remove_edge.
1942 (flow_delete_block): Likewise.
1943 (remove_edge): Add removed edges to the removed edges list.
1944 (split_block, redirect_edge_and_branch_force, split_edge):
1946 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
1947 (add_noreturn_fake_exit_edges): Likewise.
1948 (connect_infinite_loops_to_exit): Liekwise.
1949 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
1950 Use cached_make_edge.
1951 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
1952 * profile.c (branch_prob): Update make_edge call.
1953 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
1955 2001-09-11 Richard Henderson <rth@redhat.com>
1957 * config/alpha/alpha.c: Tidy formatting.
1958 (local_symbolic_operand): Verify mode.
1959 (alpha_sa_mask): Ignore unicos for eh_return.
1960 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
1961 * config/alpha/alpha.md (umk divsi patterns): Remove.
1962 (extendsfdf2): Remove unicos check.
1963 (tablejump): Merge vms and unicos code; always use direct set
1966 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1968 * config.gcc (alpha*-*-unicosmk*): New target.
1970 * config/alpha/alpha-protos.h (symbolic_operand,
1971 unicosmk_add_call_info_word, unicosmk_add_extern,
1972 unicosmk_defer_case_vector, unicosmk_unique_section,
1973 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
1974 unicosmk_asm_file_start, unicosmk_asm_file_end,
1975 unicosmk_output_common): Declare.
1977 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
1978 direct_return, function_arg, alpha_va_start, alpha_va_arg,
1979 alpha_does_function_need_gp, alpha_end_function): Support Cray
1981 (alpha_init_machine_status, alpha_mark_machine_status,
1982 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
1983 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
1984 unicosmk_asm_named_section, unicosmk_insert_attributes,
1985 unicosmk_section_type_flags, symbolic_operand,
1986 unicosmk_output_module_name, unicosmk_output_default_externs,
1987 unicosmk_output_dex, unicosmk_output_externs,
1988 unicosmk_output_addr_vec, unicosmk_ssib_name,
1989 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
1990 unicosmk_asm_file_end, unicosmk_output_common,
1991 unicosmk_section_type_flags, unicosmk_unique_section,
1992 unicosmk_add_call_info_word, unicosmk_text_section,
1993 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
1994 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
1995 unicosmk_dex_count, unicosmk_special_name): New.
1996 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
1997 TARGET_ABI_UNICOSMK.
1998 (get_aligned_mem, alpha_expand_unaligned_load,
1999 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
2000 alpha_expand_unaligned_store_words): Support big-endian mode.
2001 (print_operand): Likewise. New format specifier 't'. Use
2002 TARGET_AS_SLASH_BEFORE_SUFFIX.
2003 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
2004 (alpha_pv_save_size): Update with above change.
2005 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
2006 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
2009 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
2010 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
2011 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
2012 (EXTRA_CONSTRAINT): New constraint 'U'.
2013 (PREDICATE_CODES): Add symbolic_operand.
2015 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
2016 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
2017 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
2018 (integer division and modulus patterns): Split in default and
2020 (*divmodsi_internal, *divmoddi_internal): Disable for
2021 TARGET_ABI_UNICOSMK.
2022 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
2023 little-endian and big-endian versions.
2024 (ext, ins, msk): Likewise.
2025 (extv, extzv, insv): Support big-endian mode.
2026 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
2027 (call_umk, call_value_umk, *call_umk, tablejump_umk,
2028 *tablejump_umk_internal, *call_value_umk): New.
2029 (*movdi_nofix): Add pattern for loading an address into a register on
2030 TARGET_ABI_UNICOSMK.
2031 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
2032 (umk_mismatch_args, arg_home_umk): New.
2033 (various insns): Don't use mov, fmov, nop, fnop and unop.
2034 (realign): Support TARGET_ABI_UNICOSMK.
2036 * config/alpha/unicosmk.h: New file.
2037 * config/alpha/t-unicosmk: New file.
2039 * fixinc/inclhack.def (unicosmk_restrict): New.
2040 * fixinc/fixincl.x: Regenerate.
2042 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
2043 (wchar_t): Check for and define __WCHAR_T__.
2045 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
2047 * combine.c (simplify_shift_const): Treat shifts by the mode
2050 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
2052 * cpphash.h (struct tokenrun): New.
2053 (struct cpp_context): New member bol.
2054 (struct cpp_reader): New members.
2055 (_cpp_init_tokenrun): New.
2056 * cppinit.c (cpp_create_reader): Set up the token runs.
2057 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
2058 (lex_token): New internalised version of _cpp_lex_token. Don't
2059 handle directives or the multiple include opimisation here any
2060 more. Simply lex a token.
2061 * cpplib.c (run_directive): Clear bol.
2062 (_cpp_pop_buffer): Set bol.
2063 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
2066 2001-09-11 Michael Meissner <meissner@redhat.com>
2068 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
2069 give an error if the user uses -mfp32.
2070 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
2072 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
2073 floating point register size.
2074 (EXTRA_SPECS): Add CPP_FPR_SPEC.
2076 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
2077 HOST_WIDE_INT_PRINT_DEC to properly print the result of
2079 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
2080 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
2082 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
2084 * dbxout.c (dbxout_parms): Fix typo in comment.
2085 * unroll.c (loop_find_equiv_value): Ditto.
2086 * toplev.c (rest_of_compilation): Ditto.
2087 * loop.c (scan_loop): Ditto.
2088 * dwarf2out.c (struct dw_fde_struct): Ditto.
2090 2001-09-10 Zack Weinberg <zackw@panix.com>
2092 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
2093 copying identifier when we're just going to throw it away.
2094 (parse_identifier_slow): New routine to handle abnormal cases.
2095 (_cpp_lex_token): Update call site.
2097 * hashtable.c (ht_lookup): Don't assume that the string we've
2098 been given is NUL-terminated.
2099 * system.h: #define __builtin_expect(a, b) to (a) if not
2102 2001-09-10 Michael Meissner <meissner@redhat.com>
2104 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
2107 2001-09-10 David Edelsohn <edelsohn@gnu.org>
2109 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
2111 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2113 * builtins.c (c_getstr): Correct thinko in last change and further
2116 2001-09-10 Tim Freeman <tim@fungibole.com>
2118 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
2119 into varray's and register them as roots with the garbage
2120 collector so they are not collected too soon.
2122 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
2124 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
2126 * basic-block.h (flow_obstack, label_value_list,
2127 tail_recursion_label_list): Declare
2128 (tidy_fallthru_edges): Declare.
2129 (expunge_block, last_loop_beg_note): Delete.
2130 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
2132 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
2133 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
2134 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
2135 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
2136 expunge_block, flow_delete_block, compute_bb_for_insn,
2137 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
2138 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
2139 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
2140 try_redirect_by_replacing_jump, last_loop_beg_note,
2141 redirect_edge_and_branch, redirect_edge_and_branch_force,
2142 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
2143 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
2144 commit_edge_insertions, dump_flow_info, debug_flow_info,
2145 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
2146 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
2147 Move here from flow.c
2148 * cfganal.c: New file.
2149 (forwarder_block_p, can_fallthru, mark_critical_edges,
2150 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
2151 find_unreachable_blocks, create_edge_list, free_edge_list,
2152 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
2153 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
2154 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
2155 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
2156 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
2157 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
2158 Move here from flow.c
2159 * cfgbuild.c: New file
2160 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
2161 make_edges, find_basic_blocks_1, find_basic_blocks,
2162 find_sub_basic_blocks): Move here from flow.c
2163 * cfgcleanup.c: New file.
2164 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
2165 merge_blocks_move_predecessor_nojumps,
2166 merge_blocks_move_successor_nojumps, merge_blocks,
2167 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
2168 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
2169 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
2171 * cfgloop.c: New file
2172 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
2173 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
2174 flow_loop_exit_edges_find, flow_loop_nodes_find,
2175 flow_loop_pre_header_scan, flow_loop_pre_header_find,
2176 flow_loop_tree_node_add, flow_loops_tree_build,
2177 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
2178 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
2179 Move here from flow.c
2180 * flow.c: Remove everything moved elsewhere
2181 * output.h (cleanup_cfg): Return bool.
2183 * bb-reorder.c (reorder_block_def): Remove 'index'.
2184 (insert_intra_1): Add argument BB, set block for new note.
2185 (make_reorder_chain): Do not depdent on BB indexes.
2186 (make_reorder_chain_1): Do not use BB indexes.
2187 (label_for_bb): Likewise; set BB for new insn.
2188 (emit_jump_to_block_after): Likewise.
2189 (fixup_reoder_chain): Sanity check that all basic blocks
2190 are chained; verify newly created insn chain; remove
2191 undocnitional jump simplifying; Do not use BB indexes;
2192 properly initialize count and frequency information;
2193 dump reordered sequence.
2194 (insert_intra_bb_scope_notes): update call of insert_intra_1.
2195 (insert_inter_bb_scope_notes): Set block for new insn.
2196 (reorder_basic_blocks): Dump flow info before reoredering.
2198 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2200 * alias.c (clear_reg_alias_info): Use K&R format definition.
2201 Avoid unsigned warning.
2202 * builtins.c: Use "unsigned int", not "unsigned".
2203 (target_char_cast): Use host_integerp and tree_low_cst.
2204 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
2205 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
2206 (c_getstr): Likewise.
2207 (std_expand_builtin_va_arg): Use int_size_in_bytes.
2208 (builtin_memcpy_read_str): Avoid unsigned warning.
2209 (expand_builtin_memcpy): Alignments are unsigned.
2210 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
2211 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
2212 * predict.c (expensive_function_p): LIMIT now unsigned.
2213 * resource.c (mark_target_live_regs): Make some vars unsigned.
2214 * sdbout.c: Use "unsigned int", not "unsigned".
2215 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
2216 (sdbout_source_line): Likewise.
2217 (sdbout_record_type_name): Remove "const" for NAME declaration.
2218 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
2220 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
2222 * calls.c (store_one_arg): Expand comment.
2224 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2226 * calls.c (store_one_arg): Make sure that the entire argument is
2227 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
2229 2001-09-09 Richard Henderson <rth@redhat.com>
2231 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
2233 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
2235 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
2237 2001-09-09 Richard Henderson <rth@redhat.com>
2239 * config/alpha/alpha.c (alpha_next_sequence_number): New.
2240 (alpha_this_literal_sequence_number): New.
2241 (alpha_this_gpdisp_sequence_number): New.
2242 (some_operand, input_operand): Add HIGH.
2243 (local_symbolic_operand): New.
2244 (alpha_encode_section_info): New.
2245 (alpha_legitimate_address_p): Allow LO_SUM.
2246 (alpha_legitimize_address): Generate HIGH+LO_SUM.
2247 (alpha_expand_mov): Likewise.
2248 (secondary_reload_class): Check memory_operand not general_operand
2250 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
2251 (alpha_expand_unaligned_store): Likewise.
2252 (alpha_expand_unaligned_load_words): Likewise.
2253 (alpha_expand_unaligned_store_words): Likewise.
2254 (alpha_expand_block_clear): Likewise.
2255 (print_operand): Handle %#, %*, %H.
2256 (print_operand_address): Handle LO_SUM.
2258 (alpha_does_function_need_gp): Use it.
2259 (alpha_expand_block_move): Fix signed compare warnings.
2260 (alpha_sa_mask, alpha_align_insns): Likewise.
2261 * config/alpha/alpha-protos.h: Update.
2262 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
2263 (MASK_EXPLICIT_RELOCS): New.
2264 (TARGET_SWITCHES): Add -mexplicit-relocs.
2265 (EXTRA_CONSTRAINT): Add 'T'.
2266 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
2267 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
2268 (ENCODE_SECTION_INFO): Out line.
2269 (REDO_SECTION_INFO_P): New.
2270 (STRIP_NAME_ENCODING): New.
2271 (ASM_OUTPUT_LABELREF): New.
2272 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
2273 (PREDICATE_CODES): Update.
2274 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
2275 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
2276 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
2277 builtin_setjmp_receiver_er, exception_receiver_1_er,
2278 call_value_osf_1_er): New patterns.
2279 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
2280 (movqi, movhi, movsi): Add explicit $31 base register to lda.
2281 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
2282 (FINAL_PRESCAN_INSN): New.
2284 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
2286 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
2288 2001-09-08 Andreas Jaeger <aj@suse.de>
2290 * i386.h (TARGET_SWITCHES): Fix description.
2292 2001-09-07 David Edelsohn <edelsohn@gnu.org>
2294 * rs6000.c (num_insns_constant): Compute number of instructions
2297 * doc/install.texi: Explain AIX exception handling work-around.
2298 Update URL for AIX fixes.
2300 2001-09-07 Jim Wilson <wilson@redhat.com>
2302 * alias.c (clear_reg_alias_info): New.
2303 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
2304 * rtl.h (clear_reg_alias_info): Declare.
2306 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2308 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
2310 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
2311 (m16m,edivm,emulm): Change declaration to match definition.
2313 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2315 * reload.c (push_reload): Check for subreg_lowpart_p instead of
2316 SUBREG_BYTE being 0 when determining if the inner part of a subreg
2319 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2321 * c-common.c (signed_or_unsigned_type): Handle machine mode types
2322 which have no corresponding C type.
2323 * fold_const.c (target_isinf,target_isnan,target_negative): Update
2324 the representation of 64-bit doubles to work with 64-bit ints.
2326 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
2328 * config/mips/mips.c (override_options): Do not override ISA when ABI
2329 specified if MIPS_CPU_STRING_DEFAULT was specified.
2331 2001-09-07 Richard Henderson <rth@redhat.com>
2333 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
2334 (express_from_1): Wrap lines.
2335 * rtlanal.c (commutative_operand_precedence): Rename from
2336 operand_preference; export.
2337 * rtl.h: Declare it.
2338 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
2339 (simplify_binary_operation): Invoke simplify_plus_minus on
2340 (CONST (PLUS ...)) as well.
2341 (struct simplify_plus_minus_op_data): New.
2342 (simplify_plus_minus_op_data_cmp): New.
2343 (simplify_plus_minus): Use them. Avoid infinite recursion with
2344 simplify_binary_operation wrt CONST.
2346 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
2348 * h8300-protos.h (general_operand_dst_push): Remove.
2349 * h8300.c (general_operand_dst_push): Likewise.
2350 * h8300.h (OK_FOR_T): Likewise.
2351 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
2352 * h8300.md (pushqi_h8300): New.
2353 (pushqi_h8300hs): Likewise.
2355 (pushhi_h8300): Likewise.
2356 (pushhi_h8300hs): Likewise.
2359 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2361 * genattrtab.c (attr_printf): First arg is unsigned.
2362 Clean up formatting of callers.
2364 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
2366 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
2369 2001-09-07 Andreas Jaeger <aj@suse.de>
2371 * i386.h (TARGET_SWITCHES): Fix descriptions.
2373 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2375 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
2377 2001-09-06 Ira Ruben <ira@apple.com>
2379 Remove OP_IDENTIFIER.
2380 * tree.def (OP_IDENTIFIER): Remove.
2381 * tree.c (tree_node_kind enum): Remove op_id_kind.
2382 (tree_node_kind_names): Remove "op_identifiers".
2383 (make_node): Remove OP_IDENTIFIER test.
2384 (build_op_identifier): Removed because it isn't being used.
2385 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
2386 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
2388 2001-09-06 Richard Henderson <rth@redhat.com>
2390 * simplify-rtx.c (simplify_binary_operation): Revert last change.
2392 2001-09-06 Richard Henderson <rth@redhat.com>
2394 * simplify-rtx.c (simplify_binary_operation): Simplify contents
2397 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2399 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
2400 number used for CR register.
2402 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
2403 Joern Rennecke (amylaar@cygnus.com)
2405 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
2406 * h8300.c (initial_offset): Handle offset between RP and FP.
2407 (h8300_return_addr_rtx): New function.
2408 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
2410 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
2411 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
2412 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
2413 (CAN_ELIMINATE, REGISTER_NAMES):
2414 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
2416 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
2418 Remove TYPE_NONCOPIED_PARTS.
2419 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
2420 (struct tree_type): Remove noncopied_parts.
2421 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
2422 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
2423 (fixed_type_p): Remove.
2424 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
2425 (expand_expr, MODIFY_EXPR): Likewise.
2426 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
2427 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
2429 2001-09-06 Alan Modra <amodra@bigpond.net.au>
2431 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
2433 (mask64_operand): Likewise.
2434 (includes_rldic_lshift_p): Likewise.
2435 (includes_rldicr_lshift_p): Likewise.
2437 2001-09-05 Ziemowit Laski <zlaski@apple.com>
2439 * objc/objc-act.c (build_message_expr): If a class method cannot
2440 be found, do not issue a warning if a corresponding instance
2441 method exists in the root class.
2443 2001-09-05 Richard Henderson <rth@redhat.com>
2445 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
2447 2001-09-05 Zack Weinberg <zack@codesourcery.com>
2449 * function.c (ggc_mark_struct_function): Mark f->outer.
2450 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
2451 * integrate.c (output_inline_function): ... not here.
2453 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
2455 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
2457 * i386.c (size_cost): New static variable.
2458 (override_function): Use size_cost when -Os is specified.
2460 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
2461 properly; Use current_function_calls_eh_return.
2462 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
2463 use leave to avoid depdendancy chain.
2465 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
2466 get BB loop_depth instead of computing it from LOOP notes.
2468 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
2470 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
2472 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2473 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2474 UNALIGNED_DOUBLE_INT_ASM_OP): Define
2476 2001-09-05 Jeffrey A Law (law@cygnus.com)
2477 Jason Merrill (jason@redhat.com)
2479 * stor-layout.c (layout_type): Complain if an array's size can
2480 not be represented in a size_t.
2482 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
2484 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
2486 * gcc.c: (process_command) Add parentheses around assignment
2487 used as truth value.
2489 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
2491 * config/mips/mips.c (save_restore_insns): Don't mark any register
2492 save slots as unchanging if current_function_calls_eh_return.
2494 2001-09-05 Richard Henderson <rth@redhat.com>
2496 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
2497 * config/alpha/alpha-protos.h: Declare it.
2498 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
2499 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
2500 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
2501 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
2502 (REG_OK_FOR_BASE_P): Select one of the above.
2504 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
2506 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
2507 (crti.o): Prefix name of object file with $(T).
2510 2001-09-05 David S. Miller <davem@redhat.com>
2512 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
2513 * config/sparc/linux64.h: Likewise.
2515 2001-09-05 Andreas Jaeger <aj@suse.de>
2517 * doc/invoke.texi (i386 Options): -mwide-multiply is not
2518 available anymore, remove the documentation.
2519 (i386 Options): Fix typo, cleanup index entries.
2521 * prefix.c (concat): Remove, we can use the version from liberty.
2523 2001-09-05 Richard Henderson <rth@redhat.com>
2525 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
2526 New functions split out of md file expanders.
2527 * config/alpha/alpha-protos.h: Declare them.
2528 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
2530 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
2532 * cppmacro.c (funlike_invocation_p): No need to restore context.
2534 2001-09-04 Richard Henderson <rth@redhat.com>
2536 * reload.c (push_reload): Export.
2537 * reload.h (push_reload): Declare it.
2539 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
2540 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
2541 * config/alpha/alpha.c (alpha_legitimize_address): New.
2542 (alpha_legitimize_reload_address): Likewise.
2543 * config/alpha/alpha-protos.h: Declare them.
2545 2001-09-04 Stan Shebs <shebs@apple.com>
2547 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
2548 * config/darwin.c (machopic_stub_name): Account for internally
2549 generated lib calls such as memcpy.
2551 2001-09-04 Richard Henderson <rth@redhat.com>
2553 * unwind.h (_UA_END_OF_STACK): New flag.
2554 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
2556 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
2558 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
2560 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
2562 * config/mips/mips.c (save_restore_insns): Change base_offset to
2563 fp_offset in second call to mips_emit_frame_related_store.
2565 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
2567 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
2568 sometimes be represented as a NOTE of type
2569 NOTE_INSN_DELETED_LABEL.
2570 (Insns): Document NOTE_INSN_DELETED_LABEL.
2572 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
2574 * c-common.h (tree_dump_index): Add more comments.
2575 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
2576 (dump_option_value_info): New struct.
2577 (dump_options): New array.
2578 (dump_switch_p): Parse switch options symbolically.
2579 * doc/invoke.texi (-fdump-ast): Rename to ...
2580 (-fdump-tree): ... here. Document that options are symbolic, and
2581 not all are applicable.
2583 2001-09-04 David S. Miller <davem@redhat.com>
2585 * config/sparc/sparc.md (define_splits): Kill constraints.
2587 Cleanup redundant and unused insn attributes.
2588 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
2589 binary, and move. Mark ialu as default.
2590 (commented out define_function_unit "alu"): Kill.
2591 (define_attr "use_clobbered"): Kill.
2592 (whole file): Kill address insn type references. Replace
2593 all unary/binary/move references with ialu.
2594 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
2595 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
2598 Simplify length insn attribute and make more judicious use
2599 of insn attribute defaulting.
2600 * config/sparc/sparc.md (all insns with length > one): Mark as
2601 insn type multi if real instructions, else use default if
2602 it is a forced splitter.
2603 (all insns with length == one): Use default insn length.
2604 (all insns of type ialu): Use default insn type.
2606 Fix erroneous insn attribute settings.
2607 (addx): Set insn type to misc.
2608 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
2609 const_umulsidi3_sp64): Set insn type to imul.
2611 Track SFmode vs DFmode insns according to UltraSPARC
2613 * config/sparc/sparc.md ("fptype"): New attribute, default
2615 (all DFmode single insns): Mark as fptype "double".
2617 2001-09-03 Jakub Jelinek <jakub@redhat.com>
2619 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
2621 2001-09-03 Richard Henderson <rth@redhat.com>
2623 * function.h (struct function): Add arg_pointer_save_area_init.
2624 * function.c (expand_function_end): Init arg_pointer_save_area.
2625 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
2626 when called from a nested function.
2628 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
2630 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
2633 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2635 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
2637 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
2639 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
2640 (emit_push_insn): Use specified padding direction when
2641 STACK_PUSH_CODE is POST_INC.
2643 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
2645 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2647 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
2649 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
2651 * cppinit.c (cpp_start_read): Free the imacros list as we
2652 traverse it. Don't free the chains before returning.
2653 (_cpp_push_next_buffer): Only try pushing buffers if we've
2654 completed -imacros handling.
2656 2001-08-31 Eric Christopher <echristo@redhat.com>
2658 * gcc.c (handle_braces): Add explaination for abort.
2660 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
2662 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
2663 move adjustment of bitpos instead.
2665 2001-08-31 Zack Weinberg <zack@codesourcery.com>
2667 * function.c: Remove all_functions. Make outer_function_chain
2669 (init_function_start): Don't add new function structure to
2671 (find_function_data, push_function_context_to,
2672 pop_function_context_from, put_var_into_stack,
2673 trampoline_address): Update for changed structure element names.
2674 (push_function_context_to): Disentangle.
2675 (free_after_compilation): Also free F.
2676 (expand_dummy_function_end): Don't free cfun here.
2677 (put_var_into_stack): Comment why we can't use find_function_data here.
2678 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
2679 (mark_function_chain): Split into maybe_mark_struct_function and
2680 ggc_mark_struct_function. Export the latter.
2681 (init_function_once): Mark from cfun and outer_function_chain;
2684 * function.h (struct function): Kill next_global. Rename next
2685 to outer. All users updated to match.
2686 (all_functions, outer_function_chain): Don't declare.
2688 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
2689 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
2690 don't touch f->inlinable, after calling rest_of_compilation.
2692 * tree.h: Forward-declare struct function. Prototype
2693 ggc_mark_struct_function.
2695 2001-08-31 Kazu Hirata <kazu@hxi.com>
2697 * config/h8300/h8300.md (*andorhi3): Fix typos.
2699 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2701 * calls.c (emit_library_call_value): Don't use a fixed
2702 argument after VA_CLOSE, i.e. out of scope in traditional C.
2704 * emit-rtl.c (gen_rtvec): Likewise.
2706 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2708 * Makefile.in (c-pragma.o): Depend on output.h.
2709 (reorg.o): Depend on except.h.
2711 * c-pragma.c: Include output.h.
2713 * reorg.c: Include except.h.
2715 * unwind-dw2.c: Call __builtin_alloca, not alloca.
2717 2001-08-31 Richard Henderson <rth@redhat.com>
2719 * sched-deps.c (add_dependence): Don't elide dependancy if the
2720 conditional used by insn is modified in elem.
2722 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
2724 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
2726 2001-08-31 Diego Novillo <dnovillo@redhat.com>
2728 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
2731 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
2733 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
2735 (stormy16_asm_out_constructor): New function.
2736 (TARGET_ASM_CONSTRUCTOR): Define.
2737 (TARGET_ASM_DESTRUCTOR): Define.
2739 2001-08-31 Andreas Jaeger <aj@suse.de>
2741 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
2742 * loop.c (add_label_notes): Likewise.
2743 * reload.c (find_reloads): Likewise.
2744 * config/sh/sh.c (machine_dependent_reorg): Likewise.
2746 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
2748 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
2749 code here. Take _Unwind_{W,Sw}ord*.
2750 (read_encoded_value_with_base): Use them.
2751 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
2753 (extract_cie_info): Simplify read_?leb128 handling.
2754 (execute_stack_op, execute_cfa_program): Likewise.
2755 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
2757 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
2759 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
2760 the frame pointer to pop the stack if convenient.
2762 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
2763 Don't use post-increment before combine.
2764 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
2765 a call-saved register.
2767 2001-08-31 Andreas Jaeger <aj@suse.de>
2769 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
2772 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
2774 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
2775 not DIV/MOD, of course.
2777 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
2779 * rtl.def: Undo my patch commited 2001-08-27.
2781 * genattrtab.c: Ditto.
2785 * sched-int.h: Ditto.
2787 * target-def.h: Ditto.
2791 * haifa-sched.c: Ditto.
2793 * sched-rgn.c: Ditto.
2795 * sched-vis.c: Ditto.
2797 * Makefile.in: Ditto.
2799 * doc/md.texi: Ditto.
2801 * doc/tm.texi: Ditto.
2803 * doc/contrib.texi: Ditto.
2805 * doc/gcc.texi: Ditto.
2807 * genattrtab.h: Remove it.
2809 * genautomata.c: Remove it.
2811 * genattr.c: Undo my patch and Richard Henderson's patch commited
2814 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
2816 * config.gcc (h8300-*-elf*): New case.
2817 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
2818 (SUBTARGET_CPP_SPEC): Define.
2819 (EXTRA_SPECS): Define.
2820 (SUBTARGET_EXTRA_SPECS): Define.
2821 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
2822 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
2824 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
2826 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
2827 (LIB2FUNCS_EXTRA): Define.
2828 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
2829 config/h8300/fixunssfsi.c: New file.
2831 2001-08-30 Kazu Hirata <kazu@hxi.com>
2833 * config/h8300/h8300.md (zero_extendqihi2): Changes to
2834 define_expand to accomodate target-specific attributes.
2835 (anonymous zero_extendqihi2 patterns): New.
2837 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
2839 * h8300.md (*andorhi3): New pattern.
2841 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
2843 * h8300.c (dosize): Fix test for "sub".
2845 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
2847 * c-typeck.c (pointer_diff): Try to eliminate common term before
2850 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
2852 * config/arm/arm.c (arm_compute_initial_elimination_offset):
2853 Account for the saves of the FP registers.
2855 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
2856 (TEXT_SECTION_ASM_OP): Define.
2857 (INIT_SECTION_ASM_OP): Define.
2858 (FINI_SECTION_ASM_OP): Define.
2859 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
2860 (RDATA_SECTION_FUNCITON): Provide prototype.
2862 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
2864 * reload1.c (move2add_note_store): Correct typo checking for
2867 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
2869 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
2870 note should not be considered outside the libcall block.
2872 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2874 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
2876 2001-08-29 Kazu Hirata <kazu@hxi.com>
2878 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
2880 2001-08-29 Kazu Hirata <kazu@hxi.com>
2882 * config/h8300/h8300-protos.h: Add a prototype for
2884 * config/h8300/h8300.c (emit_logical_op): New.
2885 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
2892 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
2894 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
2895 comparison with rtx INTVAL.
2896 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
2898 * pa.h (FUNCTION_ARG_SIZE): Likewise.
2900 2001-08-29 Kazu Hirata <kazu@hxi.com>
2902 * config/h8300/lib1funcs.asm: Update the copyright. Fix
2905 2001-08-29 Kazu Hirata <kazu@hxi.com>
2907 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
2908 (reg n) to (mem (pre_dec (reg n))
2909 (anonymous movsi pattern): Likewise.
2911 2001-08-29 Kazu Hirata <kazu@hxi.com>
2913 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
2915 2001-08-29 Kazu Hirata <kazu@hxi.com>
2917 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
2918 several special constants.
2920 2001-08-29 Kazu Hirata <kazu@hxi.com>
2922 * config/h8300/lib1funcs.asm: Fix comment typos.
2924 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2926 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
2927 Fix format specifier warnings.
2929 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
2930 inet_makeaddr, semctl): Prototype.
2932 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
2933 (save_restore_insns): Use base_offset, not gp_offset.
2935 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
2936 (ASM_OUTPUT_BYTE): Fix format specifier warning.
2938 2001-08-29 Richard Henderson <rth@redhat.com>
2940 * bb-reorder.c (function_tail_eff_head): New.
2941 (record_effective_endpoints): Set it.
2942 (fixup_reorder_chain): Use it.
2944 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2946 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
2948 2001-08-28 Dale Johannesen <dalej@apple.com>
2950 * config/darwin.c (machopic_function_base_name): Add const
2951 qualifier to a string.
2952 (darwin_encode_section_info): Ditto.
2954 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2956 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
2957 function definition.
2959 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
2961 * df.h (struct df): Add rts_order variable.
2963 * df.c (df_visit_next_rts): New function.
2964 (df_visit_next): Renamed to df_visit_next_rc
2965 (df_analyse_1): Allocate/compute/free rts_order as well.
2966 (df_rd_global_compute): Use df_visit_next_rc instead of
2968 (df_ru_global_compute): Use df_visit_next_rts instead of
2971 * flow.c (flow_reverse_top_sort_order_compute): New function.
2973 * basic-block.h: Add prototype.
2975 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
2977 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
2978 blocks, the BB_REACHABLE is now set, rather than aux being
2979 non-NULL. Update the test to reflect this.
2981 2001-08-28 Eric Christopher <echristo@redhat.com>
2983 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
2984 config/mips/crti.asm: Ditto.
2986 2001-08-28 Eric Christopher <echristo@redhat.com>
2987 Richard Henderson <rth@redhat.com>
2989 * c-pragma.h (add_weak): Move prototype from here...
2990 * output.h (add_weak): ... to here.
2991 * varasm.c (add_weak): Fix typo.
2992 * config/mips/crti.asm: New file.
2993 * config/mips/crtn.asm: Ditto.
2994 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
2995 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
2996 (INVOKE__main): Ditto.
2997 (INIT_SECTION_ASM_OP): New.
2998 (FINI_SECTION_ASM_OP): Ditto.
2999 (STARTFILE_SPEC): Add crti.
3000 (ENDFILE_SPEC): Add crtn.
3001 * config/mips/elf64.h: Same.
3002 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
3004 * config/mips/vxworks.h: Ditto.
3005 * config/mips/t-elf: Support crti and crtn.
3007 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
3009 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
3012 2001-08-28 Richard Henderson <rth@redhat.com>
3014 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
3015 (one_cmplbi2 splitter): Remove redundant test.
3017 2001-08-28 Dale Johannesen <dalej@apple.com>
3019 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
3021 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
3023 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
3025 2001-08-28 Stan Shebs <shebs@apple.com>
3027 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
3028 (UNALIGNED_SHORT_ASM_OP): Define.
3029 (UNALIGNED_INT_ASM_OP): Define.
3031 2001-08-28 Will Cohen <wcohen@redhat.com>
3033 * config/rs6000/rs6000.md (store_multiple): Correct RTL
3034 generation for first set.
3036 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3038 * flow.c (redirect_edge_succ_nodup): Return new edge.
3039 (try_simplify_condjump): Use new edge.
3040 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
3042 * cse.c (cse_basic_block): Skip note instructions.
3044 2001-08-27 Richard Henderson <rth@redhat.com>
3046 * combine.c (combine_simplify_rtx): Don't reverse condition
3047 if there is no reverse for the condition.
3048 (simplify_comparison): Don't simplify subregs from INT to FP.
3050 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
3051 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
3052 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
3053 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
3054 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
3055 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
3057 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3059 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
3060 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
3062 (adddi_dilshr32, adddi_dishl32): Only data register can be
3063 source for mem destination.
3065 * expmed.c (store_bit_field): Ignore adjustment to bitpos
3066 and use bitnum to decide about register move.
3068 2001-08-27 Richard Henderson <rth@redhat.com>
3070 * genattr.c (main): Emit state_t even when not doing scheduling.
3072 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3073 Richard Henderson <rth@redhat.com>
3075 * gcse.c (reg_first_set, reg_last_set): Replace with ...
3076 (reg_avail_info, current_bb): ... these.
3077 (oprs_unchanged_p, record_last_reg_set_info): Use them.
3078 (compute_hash_table): Likewise.
3080 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3082 * flow.c (verify_flow_info): Use checksums to verify edges.
3084 2001-08-27 Richard Henderson <rth@redhat.com>
3086 * genautomata.c (expand_automata): Always create a description.
3088 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
3090 * optabs.c (expand_binop): Correctly handle the carry in multiword
3091 add/subtract operations.
3093 2001-08-27 Fred Fish <fnf@be.com>
3095 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
3098 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
3100 * reload.c (find_reloads_toplev): Back out this change:
3102 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
3104 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
3105 mem if the address is a mode_dependent_address_p.
3107 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
3109 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
3110 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
3111 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
3114 * genattr.c (main): New variable num_insn_reservations. Increase
3115 it if there is DEFINE_INSN_RESERVATION. Output automaton based
3116 pipeline hazard recognizer interface.
3118 * genattrtab.h: New file.
3120 * genattrtab.c: Include genattrtab.h.
3121 (attr_printf, check_attr_test, make_internal_attr,
3122 make_numeric_value): Move protypes into genattrtab.h. Define them
3124 (num_dfa_decls): New global variable.
3125 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
3126 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
3127 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
3128 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
3130 * genautomata.c: New file.
3132 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
3134 * sched-int.h: (curr_state): Add the external definition for
3135 automaton pipeline interface.
3136 (haifa_insn_data): Add comments for members blockage and units.
3138 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
3139 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
3140 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
3141 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
3142 TARGET_SCHED_DFA_POST_CYCLE_INSN,
3143 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
3144 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
3146 (TARGET_SCHED): Use the new macros.
3148 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
3149 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
3150 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
3151 dfa_bubble): New members in gcc_target.sched.
3153 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
3154 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
3155 (insn_queue): Redefine it as pointer to array.
3156 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
3158 (max_insn_queue_index_macro_value): New variable.
3159 (curr_state, dfa_state_size, ready_try): New varaibles for
3160 automaton interface.
3161 (ready_element, ready_remove, max_issue): New function prototypes
3162 for automaton interface.
3163 (choose_ready): New function prototype.
3164 (insn_unit, blockage_range): Add comments.
3165 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
3166 FUNCTION_UNITS_SIZE == 0.
3167 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
3168 actual_hazard, potential_hazard): Add comments.
3169 (insn_cost): Use cost -1 as undefined value. Remove
3170 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
3172 (ready_element, ready_remove): New functions for automaton
3174 (schedule_insn): Add new code for automaton pipeline interface.
3175 (queue_to_ready): Add new code for automaton pipeline interface.
3176 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
3177 (debug_ready_list): Print newline when the queue is empty.
3178 (max_issue): New function for automaton pipeline interface.
3179 (choose_ready): New function.
3180 (schedule_block): Add new code for automaton pipeline interface.
3181 Print ready list before scheduling each insn.
3182 (sched_init): Add new code for automaton pipeline interface.
3183 Initiate insn cost by -1.
3184 (sched_finish): Free the current automaton state and finalize
3185 automaton pipeline interface.
3187 * sched-rgn.c: Include target.h.
3188 (init_ready_list, new_ready, debug_dependencies): Add new code for
3189 automaton pipeline interface.
3191 * sched-vis.c: Include target.h.
3192 (get_visual_tbl_length): Add code for automaton interface.
3193 (target_units, print_block_visualization): Add comments.
3195 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
3196 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
3197 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
3198 (getruntime.o, genautomata.o): New entries.
3199 (genattrtab.o): Add new dependency file genattrtab.h.
3200 (genattrtab): Add new dependencies. Link it with `libm.a'.
3201 (getruntime.o, hashtab.o): New entries for canadian cross.
3203 * doc/md.texi: Description of automaton based model.
3205 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
3207 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
3208 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
3209 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
3210 TARGET_SCHED_DFA_POST_CYCLE_INSN,
3211 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
3212 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
3213 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
3215 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
3216 MAX_DFA_ISSUE_RATE): New macro descriptions.
3218 * doc/contrib.texi: Add dfa based scheduler contribution.
3220 * doc/gcc.texi: Add more information about genattrtab.
3222 2001-08-27 Diego Novillo <dnovillo@redhat.com>
3224 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
3227 2001-08-27 Richard Henderson <rth@redhat.com>
3229 * function.c (expand_function_end): Don't init arg_pointer_save_area.
3230 (get_arg_pointer_save_area): New. Create an init it here.
3231 (fix_lexical_addr): Use it.
3232 * function.h: Declare it.
3233 * builtins.c (expand_builtin_setjmp_receiver): Use it.
3234 * stmt.c (expand_nl_goto_receiver): Use it.
3236 2001-08-27 Richard Henderson <rth@redhat.com>
3238 * final.c (final_scan_insn): Don't enter APP_ON mode for
3241 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
3242 alignment for assemble_integer for DW_EH_PE_aligned.
3243 * except.c (output_function_exception_table): Likewise.
3245 2001-08-26 Andreas Jaeger <aj@suse.de>
3247 * c-tree.h: Add prototyp for c_sizeof_nowarn.
3249 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
3251 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
3253 2001-08-27 Alan Modra <amodra@bigpond.net.au>
3255 * config/rs6000/rs6000.c (mask_operand): Rewrite without
3257 (mask64_operand): Likewise.
3258 (rldic_operand): Delete.
3259 (includes_lshift64_p): Delete.
3260 (includes_rldic_lshift_p): New function.
3261 (includes_rldicr_lshift_p): New function.
3262 (print_operand): Don't call rldic_operand in case 'W'.
3263 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
3264 (includes_lshift64_p): Remove.
3265 (includes_rldic_lshift_p): Declare.
3266 (includes_rldicr_lshift_p): Declare.
3267 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
3268 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
3269 Replace match_operand rldic_operand predicate with
3270 const_int_operand. Replace includes_lshift64_p condition with
3271 includes_rldic_lshift_p.
3272 <ashldi3_internal 64 bit rldicr patterns>: New.
3274 2001-08-27 Andreas Jaeger <aj@suse.de>
3276 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
3277 * errors.c: Likewise.
3278 * final.c: Likewise.
3279 * dwarf2asm.c: Likewise.
3280 * doprint.c (checkit): Likewise.
3281 * diagnostic.c: Likewise.
3282 * collect2.c: Likewise.
3283 * calls.c: Likewise.
3284 * c-semantics.c (build_stmt): Likewise.
3285 * c-format.c (status_warning): Likewise.
3286 * c-errors.c (pedwarn_c99): Likewise.
3287 * builtins.c (validate_arglist): Likewise.
3288 * config/pj/pj.c (pj_printf): Likewise.
3289 * fix-header.c: Likewise.
3291 * gcov.c (fnotice): Likewise.
3292 * gensupport.c (message_with_line): Likewise.
3293 * mips-tfile.c: Likewise.
3294 * protoize.c (notice): Likewise.
3295 * read-rtl.c (fatal_with_file_and_line): Likewise.
3296 * rtl-error.c: Likewise.
3297 * tradcpp.c: Likewise.
3299 * cp/tree.c (build_min_nt): Likewise.
3300 (build_min): Likewise.
3301 * cp/lex.c: Likewise.
3302 * cp/errfn.c: Likewise.
3303 * cp/rtti.c (create_pseudo_type_info): Likewise.
3305 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
3307 * df.c (df_uses_record): Return after recording all uses
3310 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
3312 * df.c (df_insn_modify): Realloc the INSN table here, if
3313 necessary, here, too.
3315 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
3317 * config/mips/mips.c (mips_function_value): Handle complex return
3320 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
3322 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
3324 * reload.c (make_memloc): Copy result if it is still
3325 reg_equiv_memory_loc[regno] on return.
3326 (subst_reloads) [ENABLE_CHECKING]: Check that none of
3327 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
3328 reg_equiv_mem are modified by the substitutions.
3330 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
3332 * predict.c (expensive_function_p): New.
3333 * rtl.h (expensive_function_p): Declare.
3334 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
3335 (use_fast_prologue_epilogue): New static variable.
3336 (expand_prologue): Set it; emit short prologues if unset.
3337 (expand_epilogue): Likewise.
3339 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
3341 * config.gcc: Add stormy16-*-elf case.
3342 * config/stormy16/stormy-abi: New file.
3343 * config/stormy16/stormy16-lib2.c: New file.
3344 * config/stormy16/stormy16-protos.h: New file.
3345 * config/stormy16/stormy16.c: New file.
3346 * config/stormy16/stormy16.h: New file.
3347 * config/stormy16/stormy16.md: New file.
3348 * config/stormy16/t-stormy16: New file.
3350 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
3352 * i386.h (no-accumulate-outgoing-args): Use proper mask.
3354 2001-08-24 David Edelsohn <edelsohn@gnu.org>
3356 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
3357 descriptor members are pointer size, not constant 4.
3358 * config/rs6000/rs6000.md (define_splits): Remove more unused
3361 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3363 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
3365 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
3367 * cp/rtti.c (VPARAMS): Fix parameter.
3369 2001-08-24 Zack Weinberg <zackw@panix.com>
3371 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
3373 (mode_for_extraction): No need for #ifdefs. Add default-case abort
3375 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
3376 in if controlling use of insv.
3377 (extract_bit_field): Likewise, for extv and extzv.
3379 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3381 * i386.md (movcc peep2): Fix load of 0.
3383 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3385 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
3386 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
3388 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
3390 * c-pragma.h: Move weak_syms and weak_decls...
3391 * varasm.c: ...here. Now static.
3392 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
3393 depend on HANDLE_PRAGMA_WEAK.
3395 * c-common.c (c_alignof, c_alignof_expr): Move here...
3396 * c-typeck.c: ...from here.
3397 * c-tree.h, c-common.h: Adjust.
3399 2001-08-23 Bernd Schmidt <bernds@redhat.com>
3401 * config/ia64/ia64.c (rws_update): If !pred, set write_count
3402 instead of incrementing it.
3404 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
3405 asm ready, don't try to move them all into the same array element.
3407 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3409 * function.c (thread_prologue_and_epilogue_insns): Avoid
3410 fallthru flag on edge to exit.
3412 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
3414 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
3417 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
3419 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
3420 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
3421 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
3424 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
3426 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
3427 replace "GNU CC" with "GCC".
3429 2001-08-23 Richard Henderson <rth@redhat.com>
3431 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
3432 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
3433 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
3434 Need GR between FR and not GR_AND_FR.
3435 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
3436 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
3437 AR regs before GR regs.
3438 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
3439 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
3440 (REGISTER_MOVE_COST): Update.
3441 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
3443 2001-08-23 Richard Henderson <rth@redhat.com>
3445 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
3448 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
3450 * reload1.c (emit_reload_insns): Don't look for notes
3451 on a NULL store_insn.
3453 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3455 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
3456 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
3457 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
3458 format specifier warnings.
3459 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
3461 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
3463 * config/i386/i386-protos.h: Correct declaration of
3464 i386_pe_asm_named_section.
3466 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
3468 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
3470 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
3472 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
3474 * cpperror.c (print_location): Don't show _Pragma.
3475 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
3476 and file change callback generation here.
3477 (stack_include_file): Update use of cpp_push_buffer.
3478 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
3479 (struct cpp_buffer): Remove type, pfile members.
3480 * cppinit.c (cpp_handle_option): Use free_chain.
3481 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
3482 (skip_escaped_newlines, get_effective_char, lex_percent): Take
3483 a cpp_reader rather than a cpp_buffer.
3484 (skip_escaped_newlines, get_effective_char, skip_block_comment,
3485 skip_line_comment, parse_string, lex_percent, lex_dot,
3486 _cpp_lex_token): Update accordingly.
3487 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
3489 (cpp_push_buffer): Update prototype.
3490 (run_directive): Update use of cpp_push_buffer.
3491 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
3492 handle_assertion): Update use of run_directive.
3493 * cpplib.h (enum cpp_buffer_type): Remove.
3494 (cpp_push_buffer): Update prototype.
3495 * fix-header.c (read_scan_file): Update.
3497 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3499 * gcc.c (struct prefix_list): Change prefix to const char *.
3501 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3503 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
3505 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
3507 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
3510 * jump.c (squeeze_notes): Take parms by reference. Handle END being
3513 * ifcvt.c (dead_or_predicable): Adjust.
3514 * loop.c (find_and_verify_loops): Adjust.
3515 * stmt.c (expand_end_case): Adjust.
3516 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
3517 head and end insn pointers in the basic block, not just local copies.
3518 (merge_blocks_move_predecessor_nojumps): Likewise.
3520 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
3522 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
3523 bitmap.h, builtin-types.def, builtins.c, builtins.def,
3524 c-aux-info.c, c-common.c, c-common.def, c-common.h,
3525 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
3526 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
3527 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
3528 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
3529 conditions.h, config.gcc, configure.frag, configure.in,
3530 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
3531 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
3532 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
3533 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
3534 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
3535 emit-rtl.c, errors.c, errors.h, except.c, except.h,
3536 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
3537 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
3538 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
3539 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
3540 gencheck.c, gencodes.c, genconfig.c, genemit.c,
3541 genextract.c, genflags.c, gengenrtl.c, genmultilib,
3542 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
3543 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
3544 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
3545 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
3546 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
3547 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
3548 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
3549 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
3550 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
3551 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
3552 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
3553 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
3554 params.h, predict.c, predict.def, predict.h, prefix.c,
3555 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
3556 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
3557 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
3558 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
3559 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
3560 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
3561 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
3562 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
3563 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
3564 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
3565 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
3566 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
3567 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
3568 xcoffout.h: replace "GNU CC" with "GCC".
3570 2001-08-21 Richard Henderson <rth@redhat.com>
3572 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
3573 (final_scan_insn): Consider jump tables data even if we have no
3574 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
3576 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
3577 (ASM_OUTPUT_CASE_END): Remove.
3578 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
3579 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
3580 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
3582 2001-08-21 Richard Henderson <rth@redhat.com>
3584 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
3585 at barrier insns. Emit stop bits before barriers.
3587 * flow.c (flow_find_cross_jump): Don't consider unconditional
3588 return insns for commoning.
3590 * final.c (compute_alignments): Fix typo.
3592 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
3593 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
3594 (store_bit_field): Use mode_for_extraction more places.
3595 (extract_bit_field): Likewise.
3597 2001-08-21 Zack Weinberg <zackw@panix.com>
3599 * caller-save.c: Don't include insn-codes.h.
3600 (reg_save_code, reg_restore_code): Make arrays of int.
3601 All uses updated to match.
3602 (insert_save, insert_restore): No need to initialize "code"
3603 variable upon declaration.
3604 * Makefile.in: update dependencies; fix typo in clean rule.
3606 2001-08-21 Richard Henderson <rth@redhat.com>
3608 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
3609 (merge_if_block): Handle fallout from same.
3611 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3613 * builtins.c (type_to_class): Fix typo in last change.
3615 2001-08-21 Richard Henderson <rth@redhat.com>
3617 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
3618 ia64_asm_output_label.
3620 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
3621 copy of gp while the real gp register contains garbage.
3623 2001-08-21 Zack Weinberg <zackw@panix.com>
3625 * expmed.c (mode_for_extraction): New function.
3626 (store_bit_field, extract_bit_field): Use it.
3627 * expr.h: Prototype it and provide an enum for its first argument.
3629 * combine.c, function.c, recog.c: Don't include insn-codes.h.
3630 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
3631 and digging through the insn_data tables.
3632 * Makefile.in: Update dependencies.
3634 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
3636 * cppfiles.c (stack_include_file): line-map.c now handles include
3638 (handle_missing_handler): Similarly.
3639 (_cpp_execute_include): Similarly.
3640 (_cpp_pop_file_buffer): Similarly.
3641 * cpphash.h (struct cpp_reader): Remove system_include_depth,
3642 buffer_stack_depth and include_depth.
3643 * cpplib.c (do_include_common): line-map.c now handles include depth.
3644 (cpp_push_buffer): Similarly.
3645 (_cpp_pop_buffer): Similarly.
3646 * cppmacro.c (builtin_macro): Update.
3647 * line-map.c (init_line_maps): Set depth.
3648 (add_line_map): Increment "used" earlier. Update and use the
3650 (trace_include): Use the include depth.
3651 * line-map.h (struct line_maps): New member depth.
3653 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
3655 * cppfiles.c (stack_include_file): Don't handle -H here.
3656 * cppinit.c (cpp_start_read): Set include tracing after
3657 cpp_post_options and after stacking the main file.
3658 * line-map.c (trace_include): New.
3659 (init_line_maps, add_line_map): Update.
3660 * line-map.h (struct line_maps): New member trace_includes.
3662 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
3664 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
3665 * cppfiles.c (stack_include_file): Only stack a file if there
3666 is something to do. Return a boolean indicating whether a
3667 buffer was stacked or not.
3668 (_cpp_execute_include): Similarly.
3669 (_cpp_read_file): Similarly.
3670 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
3672 2001-08-21 Sam Steingold <sds@gnu.org>
3674 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
3675 (RECACHE): keep obufp_before_macroname up to date
3677 2001-08-21 Zack Weinberg <zackw@panix.com>
3679 * stmt.c: Don't include insn-codes.h.
3680 (expand_end_case): Machine specific logic moved to expr.c.
3681 No need to worry about __builtin_classify_type.
3682 (check_for_full_enumeration_handling, emit_case_nodes):
3685 * builtins.o (expand_builtin_classify_type): Split up so code
3686 can be shared with fold_builtin_classify_type.
3687 (type_to_class, fold_builtin_classify_type): New functions.
3688 (fold_builtins): Handle __builtin_classify_type.
3690 * expr.c (do_tablejump): Now static.
3691 (case_values_threshold, try_casesi, try_tablejump): New;
3692 code mostly from stmt.c (expand_end_case).
3693 (expr.h): Update prototypes.
3695 * Makefile.in (stmt.o): Update dependencies.
3697 2001-08-21 Will Cohen <wcohen@redhat.com>
3699 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
3700 declaration of variable i.
3701 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
3702 declaration of variable i.
3704 2001-08-21 Richard Henderson <rth@redhat.com>
3706 * crtstuff.c: Fix thinko last change. Move list tails to start
3707 of CRT_END section. Tidy ifdefs.
3708 (__EH_FRAME_BEGIN__): Always static for ELF.
3709 (__do_global_ctors_1): Rename from __frame_dummy.
3710 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
3711 name change; don't hide __EH_FRAME_BEGIN__.
3713 2001-08-21 Richard Henderson <rth@redhat.com>
3715 * gdbinit.in: Move break on exit after break on fancy_abort.
3717 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
3720 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
3722 * cpphash.h (_cpp_push_next_buffer): New.
3723 * cppinit.c (do_includes): Remove.
3724 (push_include, free_chain, _cpp_push_next_buffer): New.
3725 (cpp_start_read): Use them to rework command line option handling.
3726 (cpp_handle_option): Combine handling of -include and -imacros.
3727 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
3728 appropriate. Always insert missing \n at EOF.
3729 * cpplib.c (start_directive): Get the directive position right.
3730 * cppmain.c (cb_file_change): Always print the first line, unless
3733 2001-08-20 Andreas Jaeger <aj@suse.de>
3735 * profile.c (compute_branch_probabilities): Remove extra new-line
3737 * flow.c (verify_flow_info): Likewise.
3739 2001-08-20 Diego Novillo <dnovillo@redhat.com>
3741 * basic-block.h (basic_block): Add new field 'flags'.
3742 (BB_REACHABLE): Define.
3743 (expunge_block): Declare.
3744 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
3745 (EXIT_BLOCK_PTR): Ditto.
3746 (expunge_block): Remove static declaration.
3747 (cleanup_cfg): Clear bb->aux on every basic block.
3748 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
3749 computing reachability.
3750 (delete_unreachable_blocks): Delete block b if b->flags has
3753 2001-08-20 Diego Novillo <dnovillo@redhat.com>
3755 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
3757 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3759 * sparc.c (sparc_variable_issue): Fix typo in last change.
3761 2001-08-20 Richard Henderson <rth@redhat.com>
3763 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
3765 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
3767 * pa.h (RETURN_IN_MEMORY): Improve comment.
3769 2001-08-20 Janis Johnson <janis187@us.ibm.com>
3771 * doc/invoke.texi (Profiling options): Clarify the interactions
3772 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
3774 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
3776 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
3779 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3781 * gcc.c (make_relative_prefix): Allocate a sufficiently large
3784 2001-08-20 Richard Henderson <rth@redhat.com>
3786 * final.c (end_final): Fix typo last change.
3788 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
3790 * cppinit.c (init_standard_includes): The returned buffer
3791 is already malloc-ed.
3792 * gcc.c (add_prefix): Similarly.
3793 * prefix.c (translate_name): Update to support clear buffer
3795 (update_path): Similarly. Be sure to free any newly allocated
3796 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
3798 * prefix.h (update_path): Update prototype and document.
3799 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
3800 up and update to new buffer ownership rules.
3801 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
3803 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
3805 * final.c (compute_alignments): New function.
3806 (init_insn_lengths): Do not care label_align.
3807 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
3808 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
3809 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
3810 (shorted_branches): Realloc label_align array; do
3811 not call init_insn_lengths; Do not care about loop alignments.
3812 * output.h (compute_alignments): Declare.
3813 * toplev.c (rest_of_compilation): Call compute_alignments.
3814 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
3816 * predict.c (block_info_def): Add npredecesors, remove nvisited;
3817 change visited to tovisit.
3818 (propagate_freq): Use faster traversing algorithm.
3819 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
3820 to tovisit; reverse meaning.
3822 * predict.c (struct block_info_def): Remove nvisited.
3823 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
3824 (estimate_bb_frequencies): Call mark_dfs_back_edges.
3826 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
3828 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
3829 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
3830 (TARGET_FUSED_MADD): New.
3831 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
3832 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
3833 the multiply-add instructions.
3835 2001-08-19 Richard Henderson <rth@redhat.com>
3837 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
3838 is aligned to pointer size.
3840 2001-08-19 Richard Henderson <rth@redhat.com>
3842 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
3843 display markers during final schedule.
3845 2001-08-19 Richard Henderson <rth@redhat.com>
3847 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
3849 2001-08-19 Richard Henderson <rth@redhat.com>
3851 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
3853 (ASM_NAME_TO_STRING): Remove.
3854 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
3855 in the same string. Remove support for expressions.
3857 2001-08-19 Richard Henderson <rth@redhat.com>
3859 * config/i386/i386.md (tablejump): Make an expander; handle
3860 pic relative addressing here.
3861 (tablejump_1): Rename from tablejump_pic.
3864 2001-08-19 Richard Henderson <rth@redhat.com>
3866 * regclass.c (fix_register): Fix typo.
3868 2001-08-18 Richard Henderson <rth@redhat.com>
3870 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
3871 (struct _Unwind_Context): Expand br_loc to hold it.
3872 (uw_frame_state_for): Handle leaf functions better.
3873 (uw_update_reg_address): Update for br_loc change.
3875 2001-08-18 Richard Henderson <rth@redhat.com>
3877 * crtstuff.c: Move list heads before code that uses them.
3878 (__JCR_LIST__): Remove initial null.
3879 (frame_dummy, __frame_dummy): Do java registration here ...
3880 (__do_global_ctors_aux): ... not here.
3882 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
3883 (__do_global_dtors_aux): Update to match.
3884 (__JCR_LIST__, __do_jv_register_classes): New.
3886 * config/ia64/crtend.asm (__JCR_END__): New.
3887 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
3888 instead of an indirect LTOFF22 reloc.
3890 2001-08-18 Richard Henderson <rth@redhat.com>
3892 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
3893 * regclass.c (init_reg_sets_1): Fix typo.
3894 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
3895 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
3896 (ia64_compute_frame_size): Make ar.unat live when in use.
3897 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
3898 for ar.pfs; remove ar.unat handling.
3899 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
3901 (PREDICATE_CODES): Add ar_pfs_reg_operand.
3902 * config/ia64/ia64-protos.h: Update decls.
3903 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
3904 (sibcall_pic): Likewise.
3906 2001-08-18 Richard Henderson <rth@redhat.com>
3908 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
3909 pred_rel_mutex when searching for insn_group_barrier.
3910 * config/ia64/ia64.md (cycle_display): Combine the expander
3913 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
3914 bit before asm as needed.
3916 2001-08-18 Richard Henderson <rth@redhat.com>
3918 * timevar.def (TV_MACH_DEP): New.
3919 * toplev.c (rest_of_compilation): Use it.
3920 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
3922 2001-08-18 Zack Weinberg <zackw@panix.com>
3924 * unwind-dw2.c (execute_stack_op): Add default aborts to
3925 the inner switches to prevent warnings.
3927 2001-08-18 Richard Henderson <rth@redhat.com>
3929 * timevar.h (struct timevar_time_def): Change element type to float.
3930 (ticks_to_msec, clocks_to_msec): Likewise.
3931 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
3932 (get_time): Likewise.
3933 (timevar_print): Adjust zero check and printing to match.
3935 2001-08-18 Zack Weinberg <zackw@panix.com>
3937 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
3938 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
3939 Eliminate overfull or underfull hboxes.
3941 2001-08-18 Zack Weinberg <zackw@panix.com>
3943 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
3945 2001-08-18 Zack Weinberg <zackw@panix.com>
3947 * haifa-sched.c: Convert to target hooks. Macros replaced
3948 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
3949 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
3950 MD_SCHED_FINISH, and HAVE_cycle_display.
3951 * target-def.h (TARGET_SCHED_ADJUST_COST,
3952 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
3953 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
3954 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
3955 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
3956 New hook #defines to be overridden.
3957 (TARGET_SCHED): Bring them all together.
3958 (TARGET_INITIALIZER): Update.
3959 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
3960 instead of 'struct rtx_def *' throughout.
3961 (struct sched): New set of hooks for the scheduler.
3962 * Makefile.in (haifa-sched.o): Depend on target.h.
3963 * doc/tm.texi: Document the new scheduler hooks, together in
3964 their own section, instead of scattered around.
3965 Fix a bunch of underfull/overfull hboxes.
3967 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
3968 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
3969 sparc.h: Don't define any of the old scheduler macros.
3971 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
3972 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
3973 sparc.c: Create hook functions from code extracted from
3974 corresponding target header, or make existing hooks static, as
3975 appropriate. Set the appropriate entries in targetm.
3977 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
3978 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
3979 rs6000-protos.h, s390-protos.h, sparc-protos.h:
3980 Remove prototypes for functions which are now static.
3982 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
3983 related gunk; the Haifa scheduler is now the only choice.
3985 2001-08-18 Zack Weinberg <zackw@panix.com>
3987 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
3988 * genopinit.c: Put floating point divide insns in sdiv_optab.
3989 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
3990 * config/gofast.h, config/c4x/c4x.h,
3991 config/ia64/hpux_longdouble.h, config/mips/mips.h,
3992 config/pa/long_double.h, config/rs6000/sysv4.h,
3993 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
3994 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
3995 (init_optabs): Use init_optabv for overflow-trapping optabs.
3996 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
3997 cmp_optab RTX codes so have_insn_for can find them.
3999 * optabs.c (expand_simple_binop, expand_simple_unop,
4000 have_insn_for, gen_sub3_insn): New interfaces.
4001 * expr.h: Prototype new functions.
4002 (enum optab_methods): Move here from optabs.h.
4004 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
4005 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
4006 Use new functions instead of working directly with optabs.
4007 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
4008 unroll.c: Don't include optabs.h.
4009 * caller-save.c, combine.c, function.c, stmt.c: Just include
4010 insn-codes.h, not optabs.h.
4011 * Makefile.in: Update dependencies.
4013 * combine.c (make_compound_operation, simplify_comparison):
4014 Fix typos testing for this or that instruction.
4016 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4018 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
4019 generating libgcc.a.
4021 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4023 * except.c (TYPE_HASH): Delete.
4025 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
4028 * tree.c (TYPE_HASH): Delete.
4030 * tree.h (TYPE_HASH): Define.
4032 2001-08-18 Graham Stott <grahams@redhat.com>
4034 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
4036 (adddi3_internal_2+2): Likewise.
4037 (eh_set_lr_di+1): Likewise.
4039 2001-08-17 Richard Henderson <rth@redhat.com>
4041 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4042 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
4043 * dwarf2asm.c: ... here.
4044 * dwarfout.c: Remove them.
4046 * varasm.c (assemble_integer): Add align parameter.
4047 (assemble_real, output_constant, output_constructor): Likewise.
4048 * output.h: Update decls.
4049 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
4050 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
4051 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
4052 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
4053 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
4056 * final.c (end_final): Abort profile block generation if we
4057 havn't layed it out properly.
4058 * output.h (assemble_eh_integer): Remove stale decl.
4059 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
4061 (assemble_integer): Handle unaligned data.
4062 (assemble_real): Abort on unaligned data.
4063 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
4065 (default_dtor_section_asm_out_destructor): Use assemble_align.
4066 (default_named_section_asm_out_constructor): Likewise.
4067 (default_ctor_section_asm_out_constructor): Likewise.
4068 * config/darwin.c (machopic_asm_out_constructor): Likewise.
4069 (machopic_asm_out_destructor): Likewise.
4070 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
4071 (nextstep_asm_out_destructor): Likewise.
4072 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
4073 (vms_asm_out_destructor): Likewise.
4075 2001-08-17 Richard Henderson <rth@redhat.com>
4077 * config/mips/iris6.h (TARGET_IRIX6): New.
4078 (current_section_name, current_section_flags): New.
4079 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
4080 (MAX_OFILE_ALIGNMENT): New.
4081 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
4082 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
4083 (copy_file_data): Split out from
4084 (mips_asm_file_end): ... here.
4085 (mips_asm_file_start): Remove extra .section directive. Use
4086 tmpfile instead of mips_make_temp_file.
4087 (mips_unique_section): Use const char * as needed for warnings.
4088 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
4089 re-add align parameter.
4090 (iris6_asm_named_section): New.
4091 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
4092 (iris6_asm_output_align, iris6_section_align_1): New.
4093 (iris6_asm_file_start, iris6_asm_file_end): New.
4094 * config/mips/mips-protos.h: Update decls.
4096 2001-08-17 Janis Johnson <janis187@us.ibm.com>
4098 * doc/install.texi (Install GCC): Add links to build status pages.
4100 (Final install): Ditto; request updates for specific info
4102 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
4104 * cpperror.c (print_location): Don't take a file name; use the
4106 (_cpp_begin_message): Similarly.
4107 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
4108 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
4109 (cpp_pedwarn_with_file_and_line): Remove.
4110 * cppfiles.c (stack_include_file): Update; set filename to stdin
4111 here when appropriate.
4112 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
4113 (_cpp_begin_message): Don't take a file name.
4114 * cppinit.c: Add comment.
4115 * cpplex.c: Fix end-of-directive indicator.
4116 * cpplib.c: Don't include intl.h.
4117 (run_directive, do_diagnostic): Update.
4118 (do_line): Update to not use nominal_fname.
4119 (cpp_push_buffer): Don't take a filename.
4120 * cpplib.h (struct ht): Remove.
4121 (cpp_push_buffer): Don't take a filename.
4122 (cpp_pedwarn_with_file_and_line): Remove.
4123 * cppmacro.c (struct cpp_macro): Remove file.
4124 (builtin_macro): Update.
4125 (_cpp_create_definition): Update.
4126 * cppmain.c: Correct comment.
4127 * fix-header.c (read_scan_file): Update.
4129 2001-08-17 Kazu Hirata <kazu@hxi.com>
4131 * sbitmap.c: Fix comment formatting.
4132 * sched-deps.c: Likewise.
4133 * sibcall.c: Likewise.
4134 * simplify-rtx.c: Likewise.
4136 * ssa-ccp.c: Likewise.
4137 * stor-layout.c: Likewise.
4138 * timevar.c: Likewise.
4139 * toplev.c: Likewise.
4140 * unwind-dw2.c: Likewise.
4141 * unwind-dw2-fde.c: Likewise.
4142 * varasm.c: Likewise.
4144 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
4146 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
4147 or larger than an integer in memory.
4149 2001-08-17 Zack Weinberg <zackw@panix.com>
4151 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
4152 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
4153 * rtl.h: Don't forward-declare union tree_node here. Don't
4154 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
4155 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
4156 and tree respectively.
4157 * tree.h: Don't forward-declare struct rtx_def here. Don't
4158 typedef tree here. Change all uses of struct rtx_def *,
4159 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
4160 and tree respectively.
4162 2001-08-17 Richard Henderson <rth@redhat.com>
4164 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
4165 config/mips/openbsd.h: Fix typos last change.
4167 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4169 * doc/invoke.texi (Optimize Options): The default for
4170 -finline-limit is 600.
4172 2001-08-17 Richard Henderson <rth@redhat.com>
4174 * varasm.c (text_section): Allow TEXT_SECTION to override the
4175 printing of TEXT_SECTION_ASM_OP.
4176 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
4177 (DATA_SECTION, BSS_SECTION): Remove.
4178 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
4179 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
4180 Rename from s/_NAME//.
4181 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
4182 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
4183 (TEXT_SECTION): ... here. New.
4184 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
4185 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
4186 * config/mips/openbsd.h: Likewise.
4187 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
4188 (mips_asm_file_end): Likewise test.
4189 (mips_output_function_epilogue): Likewise. Switch back to data
4190 section after emitting the function.
4192 * doc/tm.texi (Sections): Document TEXT_SECTION.
4194 2001-08-17 Richard Henderson <rth@redhat.com>
4196 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
4197 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
4199 2001-08-17 Richard Henderson <rth@redhat.com>
4201 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
4202 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
4203 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
4204 Add aligned attribute.
4206 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
4208 * config/sh/sh.md: Add modes to unspecs in first insn to match
4209 those in the second.
4211 * Makefile.in: Fix collect2 copy for Cygwin.
4213 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
4215 Install the proper patch.
4216 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
4217 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
4218 (expand_function_start): Likewise.
4219 * stmt.c (expand_decl): Likewise.
4220 * varasm.c (make_decl_rtx): Likewise.
4222 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
4224 * final.c: Undo my previous accidental checkin.
4225 * output.h: Likewise.
4226 * tm.texi: Likewise.
4228 2001-08-16 Richard Henderson <rth@redhat.com>
4230 * varasm.c (named_section_flags): Remove align parameter.
4231 * varasm.c, dwarf2out.c: Update all callers.
4232 * output.h: Update prototypes.
4234 * target.h (target.asm_out.named_section): Remove align parameter.
4235 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
4236 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
4237 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
4238 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
4239 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
4241 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
4242 (get_named_section_flags, set_named_section_flags): New.
4243 (named_section_flags): Use them.
4244 (named_section): Do decl vs section flags check here...
4245 (default_section_type_flags): ... not here.
4246 (init_varasm_once): Create in_named_htab.
4247 (resolve_unique_section): Mark reloc unused.
4249 2001-08-16 Richard Henderson <rth@redhat.com>
4251 * varasm.c (force_const_mem): Keep pool alignment in bits.
4252 (output_constant_pool): Use assemble_align.
4254 2001-08-16 Zack Weinberg <zackw@panix.com>
4256 * doc/tm.texi: Remove extra @table command.
4258 2001-08-16 Zack Weinberg <zackw@panix.com>
4260 * final.c (shorten_branches): Clear the end of the label_align
4261 array only if we made it larger. Break up messy expressions
4264 * diagnostic.c (internal_error): Check for error recursion
4265 before doing ICE suppression.
4267 * timevar.c: Timing variables now count in milliseconds.
4268 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
4269 (get_time): Not here.
4270 (timevar_print): Don't print any timer whose user, cpu, and
4271 wall times are all zero as displayed.
4272 * timevar.h: Update comment aboout units. Make timevar
4275 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
4277 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
4278 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
4279 (expand_function_start): Likewise.
4280 * stmt.c (expand_decl): Likewise.
4281 * varasm.c (make_decl_rtx): Likewise.
4283 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
4285 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
4286 (finalize_record_size): Don't set TYPE_USER_ALIGN.
4288 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4290 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
4293 2001-08-16 Andreas Jaeger <aj@suse.de>
4295 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
4298 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
4300 * rtl.h (only_sets_cc0_p): New prototype.
4301 * jump.c (sets_cc0_p): Handle INSN.
4302 (only_sets_cc0_p): New function.
4303 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
4304 (tidy_fallthru_edge): Likewise.
4305 * integrate.c (copy_insn_list): Likewise.
4306 * unroll.c (unroll_loop): Likewise.
4307 (copy_loop_body): Likewise.
4309 2001-08-15 Jason Eckhardt <jle@redhat.com>
4311 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
4313 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
4315 * predict.c (struct block_info_def): Remove nvisited.
4316 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
4317 (estimate_bb_frequencies): Call mark_dfs_back_edges.
4319 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
4320 (ix86_adjust_cost): Teach scheduler that latency to load operand can
4323 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
4325 * predict.def: Update hitrates.
4327 2001-08-15 Richard Henderson <rth@redhat.com>
4329 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
4331 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
4333 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
4334 note from its associated jump.
4336 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4338 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
4339 also on 64-bit s390x targets.
4341 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
4343 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
4345 (arm_expand_prologue): Handled nested functions which take a
4346 variable argument list.
4347 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
4348 macro with an invocation of
4349 arm_compute_initial_elimination_offset.
4350 * config/arm/arm-protos.h: Prototype
4351 arm_compute_initial_elimination_offset.
4353 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4355 * doc/install.texi (Specific, avr): Fix markup.
4356 (Specific, c4x): Ditto.
4358 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4360 * predict.c (dump_prediction): Change `bool' parameter to `int'.
4362 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
4364 * Makefile.in (OBJS): Add rtl-error.o
4365 (rtl-error.o): New rule.
4366 (diagnostic.o): Adjust dependency.
4367 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
4368 error_for_asm, _fatal_insn, _fatal_insn_not_found,
4369 warning_for_asm): Move to...
4370 rtl-error.c: ...here. New file.
4372 2001-08-14 Richard Henderson <rth@redhat.com>
4374 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
4375 if USING_SJLJ_EXCEPTIONS.
4377 2001-08-14 Steve Ellcey <sje@cup.hp.com>
4379 * tlink.c (scan_linker_output): Check string for unsatisfied in
4380 addition to undefined and unresolved.
4382 2001-08-14 Graham Stott <grahams@redhat.com>
4384 * libgcc2.c (*): Replace EH_FRAME_SECTION with
4385 EH_FRAME_SECTION_NAME.
4387 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
4389 * genattrtab.c (simplify_test_exp_in_temp): New function.
4390 (simplify_test_exp): Avoid explicit use of temporary obstack.
4391 (simplify_cond, insert_right_side, evaluate_eq_attr,
4392 simplify_and_tree, simplify_or_tree, eliminate_known_true):
4393 Use simplify_test_exp_in_temp.
4394 (optimize_attrs): Iterate until expression stabilizes.
4396 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
4398 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
4399 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
4401 2001-08-13 Richard Henderson <rth@redhat.com>
4403 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
4404 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
4405 * config/arm/conix-elf.h: Likewise.
4407 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
4409 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
4411 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
4413 * gcse.c (hash_scan_set): Expressions that are set as part of
4414 jump instructions are not available.
4416 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4418 * config/s390/s390.c (print_operand, s390_function_prologue,
4419 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
4421 2001-08-13 Richard Henderson <rth@redhat.com>
4423 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
4424 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
4425 * doc/tm.texi (Exception Region Output): Document it.
4427 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
4429 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
4430 DWARF2 instead of stabs by default.
4432 2001-08-13 David Edelsohn <edelsohn@gnu.org>
4434 * config/rs6000/rs6000.c: Include optabs.h.
4436 2001-08-13 David Edelsohn <edelsohn@gnu.org>
4438 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
4439 save/restore routines.
4440 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
4442 2001-08-13 Andreas Jaeger <aj@suse.de>
4444 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
4445 the english is correct.
4447 2001-08-13 Zack Weinberg <zackw@panix.com>
4449 * expr.h: Split out optab- and libfunc-related code to...
4450 * optabs.h, libfuncs.h: ... these new headers.
4452 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
4454 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
4456 * mkconfig.sh: Don't include insn-codes.h from config.h.
4458 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
4459 enum insn_code is available. Move reload_in_optab and
4460 reload_out_optab array declarations to optabs.h.
4461 * regmove.c (gen_add3_insn): Move to optabs.c, export from
4462 there, prototype in expr.h.
4463 * gencodes.c: Cleanup: zap global variables, don't use
4464 printf where puts will do, don't bother defining MAX_INSN_CODE
4465 which nothing uses, let CODE_FOR_nothing get its value implicitly.
4467 * genemit.c, genopinit.c: Include optabs.h in generated file.
4468 * genoutput.c: Include insn-codes.h in generated file.
4469 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
4470 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
4471 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
4472 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
4473 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
4474 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
4476 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
4477 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
4478 config/m88k/m88k.c, config/sparc/sparc.c:
4480 * reload.c: Include expr.h and optabs.h before reload.h.
4481 * config/alpha/alpha.c: Include tree.h before reload.h.
4482 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
4483 and reload.h in that order.
4484 * config/sparc/sparc.c: Include debug.h.
4485 * recog.c: Include insn-codes.h.
4487 2001-08-13 Andreas Jaeger <aj@suse.de>
4489 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
4492 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
4494 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
4495 * gcc.c (init_spec): Fix typo in comment.
4496 * varasm.c (data_section): Fix typo in comment.
4498 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
4500 * predict.c (dump_prediction): New argument "USED".
4501 (combine_predictions_for_insn): Determine the used heuristics,
4502 output the case no heuristic applied.
4503 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
4505 2001-08-13 Andreas Jaeger <aj@suse.de>
4507 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
4510 2001-08-13 Kazu Hirata <kazu@hxi.com>
4512 * jump.c: Fix formatting.
4514 2001-08-13 Kazu Hirata <kazu@hxi.com>
4516 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
4519 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
4521 * loop.c (check_dbra_loop): Use condjump_label to compute
4524 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
4525 to better document the files they're in.
4527 2001-08-12 Zack Weinberg <zackw@panix.com>
4529 * recog.h (struct insn_operand_data): Shrink 'mode' field
4532 2001-08-12 Kazu Hirata <kazu@hxi.com>
4534 * gcc.c: Fix comment formatting.
4535 * gccspec.c: Likewise.
4538 * genemit.c: Likewise.
4539 * gengenrtl.c: Likewise.
4540 * genrecog.c: Likewise.
4541 * gensupport.c: Likewise.
4542 * ggc-page.c: Likewise.
4543 * global.c: Likewise.
4544 * graph.c: Likewise.
4545 * ifcvt.c: Likewise.
4546 * integrate.c: Likewise.
4548 * libgcc2.c: Likewise.
4550 * mbchar.c: Likewise.
4551 * optabs.c: Likewise.
4552 * predict.c: Likewise.
4553 * prefix.c: Likewise.
4554 * profile.c: Likewise.
4555 * protoize.c: Likewise.
4557 * recog.c: Likewise.
4558 * regclass.c: Likewise.
4559 * regmove.c: Likewise.
4560 * reg-stack.c: Likewise.
4561 * reload1.c: Likewise.
4562 * resource.c: Likewise.
4563 * rtlanal.c: Likewise.
4566 2001-08-12 Kazu Hirata <kazu@hxi.com>
4568 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
4569 a tree representing a constant is passed to the macro.
4571 2001-08-12 Richard Henderson <rth@redhat.com>
4573 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
4574 (rs6000_elf_asm_out_destructor): New.
4575 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
4576 (DTORS_SECTION_ASM_OP): Remove.
4577 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4578 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
4580 2001-08-12 David Edelsohn <edelsohn@gnu.org>
4583 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4584 * gcc.c (set_collect_gcc_options): New function, split out from
4586 Ignore elided switches.
4587 (do_spec_1): Invoke before executing command.
4588 (set_input): Export.
4589 Move declaration ...
4590 * gcc.h (set_input): ... here.
4591 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
4594 2001-08-12 Richard Henderson <rth@redhat.com>
4596 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
4597 thinko wrt TARGET_RELOCATABLE.
4599 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
4601 * fix-header.c (cb_file_change): Update prototype.
4603 2001-08-11 Zack Weinberg <zackw@panix.com>
4605 * toplev.c (set_float_handler): Make static.
4606 * toplev.h: Don't prototype set_float_handler.
4608 * simplify-rtx.c: Don't include setjmp.h.
4609 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
4611 (simplify_unary_operation, simplify_binary_operation): Use them,
4612 via do_float_handler.
4614 * fold-const.c: Don't include setjmp.h.
4615 (exact_real_inverse_1): New function.
4616 (exact_real_inverse): Use it, via do_float_handler.
4618 * varasm.c: Don't include setjmp.h.
4619 (assemble_real_1): New function.
4620 (assemble_real): Use it, via do_float_handler.
4621 Call internal_error if we get a trap here.
4623 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
4624 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
4626 2001-08-11 Zack Weinberg <zackw@panix.com>
4628 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
4629 STACK_BOUNDARY if not already defined.
4631 * calls.c, function.c, reload1.c, explow.c: Don't default
4632 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
4633 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
4635 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
4638 * doc/tm.texi: Document that STACK_BOUNDARY is required;
4639 clarify difference between it and PREFERRED_STACK_BOUNDARY.
4641 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
4643 * cppmacro.c (enter_macro_context): Push macro expansions even
4646 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4648 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
4649 (rs6000_elf_section_type_flags): Actually return a value.
4651 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
4653 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
4654 Clean up code: add missing comments and prototypes, fix warnings,
4655 remove obsolete code, fix spacing to conform to coding style.
4657 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
4659 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
4660 and TARGET_ASM_CLOSE_PAREN.
4661 (regclass_map): CC register belongs to class NO_REGS.
4662 (legitimize_pic_address): Don't generate unnecessary moves
4663 (to avoid confusing loop optimization).
4664 (check_and_change_labels): Replace jump_long by indirect_jump.
4665 (s390_final_chunkify): Don't start a new literal pool on section
4666 switch in 64-bit code.
4667 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
4669 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
4670 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
4671 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
4673 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
4674 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
4675 (CONST_COSTS): Fixed incorrect costs.
4677 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
4678 Use emit_jump instead of emit_jump_insn (gen_jump).
4679 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
4680 (to avoid confusing flow analysis).
4681 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
4682 (casesi, casesi_jump): New.
4683 (jump_long): Removed. Functionality merged into indirect_jump.
4684 (indirect_jump): Accept address_operand, not just register_operand.
4685 (cjump_long, icjump_long): Use same logic as indirect_jump.
4686 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
4687 Fixed broken setjmp/longjmp handling.
4688 (do_builtin_setjmp_setup): Removed.
4690 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
4691 broken GNU as versions that don't accept .quad with large
4692 negative values. Use hexadecimal output instead.
4693 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
4694 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
4695 FUNCTION_EPILOGUE): Removed. Now in targetm.
4697 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
4699 * config/s390/fixdfdi.h: Add missing copyright statement.
4700 Fix type conflicts on 64-bit. Add missing SFmode routines.
4702 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
4705 2001-08-11 Richard Henderson <rth@redhat.com>
4707 * rtl.h (REG_EH_RETHROW): Remove.
4708 * rtl.c (reg_note_name): Update.
4709 * combine.c (distribute_notes): Don't check for it.
4711 2001-08-11 Richard Henderson <rth@redhat.com>
4713 * combine.c (distribute_notes): Place REG_SETJMP.
4715 2001-08-11 Richard Henderson <rth@redhat.com>
4717 * doc/extend.texi (Arrays and pointers implementation): Discourage
4718 relying on sign-extension of pointers.
4720 2001-08-11 H.J. Lu <hjl@gnu.org>
4722 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
4724 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
4725 RDATA_SECTION_ASM_OP.
4727 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4729 * doc/install.texi (Specific, c4x): Fix cross-reference to the
4730 main manual to work both for info and HTML versions.
4732 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
4733 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4735 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
4736 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
4737 (struct cpp_pool): New member first.
4738 * cppinit.c (append_include_chain): Plug memory leaks.
4739 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
4740 Allocate pragma structures from the (aligned) macro pool to
4741 avoid leaking memory.
4742 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
4743 so we don't leak memory.
4744 * hashtable.c (ht_destroy): New.
4745 * hashtable.h (ht_destroy): New.
4747 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
4748 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4750 * c-lex.c (map): Make const.
4751 (cb_file_change): Update for callback passing a line map.
4752 Don't assume we have a previous map. Remove sanity check
4753 about popping too many files.
4754 * cpperror.c (print_location): Make map const.
4755 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
4756 (cpp_make_system_header): Similarly.
4757 (search_from): Similarly.
4758 (_cpp_execute_include): Don't remember where we came from.
4759 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
4760 (struct cpp_reader): Make map const.
4761 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
4762 * cpplib.c (do_line): Update; line maps now hold sysp.
4763 (cpp_push_buffer): Similarly.
4764 (_cpp_do_file_change): Similarly; callback with map instead.
4765 (cpp_get_line_maps): Constify return value.
4766 (_cpp_pop_buffer): Update.
4767 * cpplib.h (struct cpp_file_change): Remove.
4768 (struct cpp_callbacks): Update.
4769 (cpp_get_line_maps): Constify return value.
4770 * cppmacro.c (_cpp_create_definition): Update.
4771 * cppmain.c (struct printer): Constify map.
4772 (maybe_print_line): Similarly.
4773 (print_line): Similarly. Deduce flags 1 and 2 here.
4774 (cb_file_change): Update.
4775 * line-map.c (free_line_maps): Warn regardless.
4776 (add_line_map): Return pointer to const. When passed NULL to_file
4777 with LC_LEAVE, use the obvious values for the return point so the
4778 caller doesn't have to figure them out.
4779 (lookup_line): Return pointer to const.
4780 (print_containing_files): Take pointer to const.
4781 * line-map.h (struct line_map): New members reason, sysp.
4782 (add_line_map): Return pointer to const.
4783 (lookup_line): Similarly.
4784 (print_containing_files): Take pointer to const.
4786 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
4787 Richard Henderson <rth@redhat.com>
4789 * regmove.c (regmove_optimize): Avoid setting a register twice in
4792 2001-08-10 Richard Henderson <rth@redhat.com>
4794 * doc/extend.texi (Arrays and pointers implementation): Document
4795 behavior of pointer/integer conversion.
4797 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
4799 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
4801 2001-08-10 Richard Henderson <rth@redhat.com>
4803 * doc/extend.texi (C Implementation): New chapter.
4804 * doc/gcc.texi (Top): Link it in.
4806 2001-08-10 Andrew Cagney <ac131313@redhat.com>
4808 * doc/install.texi (Specific): Fix CVS merge botch.
4810 2001-08-10 Richard Henderson <rth@redhat.com>
4812 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
4813 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
4815 2001-08-10 Zack Weinberg <zackw@stanford.edu>
4817 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
4818 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
4819 this macro is now required.
4821 * cselib.c (cselib_process_insn), flow.c (propagate_block),
4822 loop.c (find_and_verify_loops), reload.c (reload): Check
4823 for rtx code of CALL_INSN, not CALL, when deciding if we
4824 need to check for REG_SETJMP note.
4826 * gcse.c (compute_hash_table, compute_store_table): Update
4827 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
4830 * config/avr/avr.c: Fix typo.
4831 * config/convex/convex.c (expand_movstr): Use adjust_address.
4832 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
4834 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
4835 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
4837 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
4838 Do define STACK_BOUNDARY.
4839 * config/i370/i370.c: Include expr.h.
4840 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
4841 config/pa/som.h, config/v850/v850.h: Take in_ctors and
4842 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
4843 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
4844 * config/m88k/m88k.c: Include c-tree.h after expr.h.
4845 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
4846 * config/romp/romp.c: Include expr.h after tree.h.
4848 (output_fpop): Use xmalloc, not oballoc.
4849 * config/we32k/we32k.c: Include expr.h.
4851 2001-08-10 Kazu Hirata <kazu@hxi.com>
4853 * config/h8300/h8300.h: Fix formatting.
4855 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
4857 * c-common.h (RETURN_NULLIFIED_P): Lose.
4858 * c-semantics.c (genrtl_return_stmt): Don't check it.
4860 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
4862 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
4863 (mips_annotate_frame_insn): New function.
4864 (mips_emit_frame_related_store): New function.
4865 (save_restore_insns): Don't mark instructions that set up the base
4866 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
4867 the store instructions instead.
4868 (mips_expand_prologue): If the stack size is moved into a temporary
4869 register, do not mark that move as frame-related. Add a
4870 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
4872 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
4874 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
4875 stack slot as unchanging if current_function_calls_eh_return.
4877 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
4879 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
4880 access the second half of the TFmode scratch operand.
4882 2001-08-10 Anthony Green <green@redhat.com>
4884 * java/class.c (emit_register_classes): Conditionalize code on
4887 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4889 * doc/install.texi (Specific, avr): Fix cross-reference to the
4890 main manual to work both for info and HTML versions.
4892 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
4894 * stmt.c (expand_null_return_1): Remove code to generate simple returns
4895 and "use_goto" argument.
4896 (expand_null_return, expand_value_return): Update all callers.
4897 * function.c (expand_function_end): Remove code to generate simple
4899 * config/vax/vax.md (epilogue): New expander for function return.
4900 * doc/md.texi (epilogue): Remove "if defined".
4902 2001-08-09 Zack Weinberg <zackw@stanford.edu>
4904 * Makefile.in: Partially revert my previous change:
4905 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
4906 of the hashtab.o and safe-ctype.o rules.
4908 2001-08-09 Richard Henderson <rth@redhat.com>
4910 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
4911 (USE_COLLECT2): Remove duplicate definition.
4912 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
4913 (use_collect2): Remove dead code.
4914 * configure.in (use_collect2): Remove will_use_collect2 and
4915 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
4916 * configure: Rebuild.
4918 * target.h (targetm.asm_out.constructor): New.
4919 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
4920 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
4921 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
4922 * varasm.c (in_ctors, in_dtors): New.
4923 (assemble_constructor, assemble_destructor): Remove.
4924 (default_stabs_asm_out_destructor): New.
4925 (default_named_section_asm_out_destructor): New.
4926 (dtors_section, default_dtor_section_asm_out_destructor): New.
4927 (default_stabs_asm_out_constructor): New.
4928 (default_named_section_asm_out_constructor): New.
4929 (ctors_section, default_ctor_section_asm_out_constructor): New.
4930 * output.h: Update declarations.
4931 * c-decl.c (c_expand_body): Use target hooks instead of
4932 assemble_constructor and assemble_destructor.
4933 * profile.c (output_func_start_profiler): Likewise.
4934 * objc/objc-act.c (finish_objc): Likewise.
4935 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
4936 for the constructor.
4937 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
4939 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
4940 (DTORS_SECTION_ASM_OP): Likewise.
4941 (__CTOR_LIST__): Use attribute section when possible.
4942 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
4944 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
4945 ASM_OUTPUT_CONSTRUCTOR.
4947 * config/darwin.c (machopic_asm_out_constructor): New.
4948 (machopic_asm_out_destructor): New.
4949 * config/darwin-protos.h: Update declarations.
4950 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4951 (ASM_OUTPUT_DESTRUCTOR): Remove.
4952 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4953 * config/nextstep.c (nextstep_asm_out_constructor): New.
4954 (nextstep_asm_out_destructor): New.
4955 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4956 (ASM_OUTPUT_DESTRUCTOR): Remove.
4957 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4958 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
4959 ASM_OUTPUT_*STRUCTOR.
4960 * config/i386/aix386ng.h: Likewise.
4962 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
4963 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
4964 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
4965 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
4966 * config/lynx.h: Likewise.
4967 * config/netware.h: Likewise.
4968 * config/psos.h: Likewise.
4969 * config/alpha/alpha-interix.h: Likewise.
4970 * config/alpha/elf.h: Likewise.
4971 * config/arc/arc.h: Likewise.
4972 * config/arm/aof.h: Likewise.
4973 * config/arm/coff.h: Likewise.
4974 * config/arm/elf.h: Likewise.
4975 * config/c4x/c4x.h: Likewise.
4976 * config/h8300/h8300.h: Likewise.
4977 * config/i386/cygwin.h: Likewise.
4978 * config/i386/djgpp.h: Likewise.
4979 * config/i386/i386-coff.h: Likewise.
4980 * config/i386/i386-interix.h: Likewise.
4981 * config/i386/sco5.h: Likewise.
4982 * config/i386/vsta.h: Likewise.
4983 * config/i386/win32.h: Likewise.
4984 * config/i960/i960-coff.h: Likewise.
4985 * config/ia64/sysv4.h: Likewise.
4986 * config/m68hc11/m68hc11.h: Likewise.
4987 * config/m68k/coff.h: Likewise.
4988 * config/m68k/mot3300.h: Likewise.
4989 * config/m88k/m88k.h: Likewise.
4990 * config/mcore/mcore-pe.h: Likewise.
4991 * config/mcore/mcore.h: Likewise.
4992 * config/mips/elf.h: Likewise.
4993 * config/mips/elf64.h: Likewise.
4994 * config/mips/iris6.h: Likewise.
4995 * config/pa/pa64-hpux.h: Likewise.
4996 * config/rs6000/sysv4.h: Likewise.
4997 * config/sh/sh.h: Likewise.
4998 * config/sparc/litecoff.h: Likewise.
5000 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
5001 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
5002 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5003 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5004 (ASM_OUTPUT_DESTRUCTOR): Remove.
5005 * config/a29k/a29k.c: Move include of tree.h.
5006 * config/a29k/udi.h: Delete file.
5007 * config/alpha/alpha.c (vms_asm_out_constructor): New.
5008 (vms_asm_out_destructor): New.
5009 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
5010 (EXTRA_SECTION_FUNCTIONS): Likewise.
5011 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5012 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5013 * config/c4x/c4x.c: Move include of tree.h.
5014 * config/clipper/clipper.c (clix_asm_out_constructor): New.
5015 (clix_asm_out_destructor): New.
5016 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5017 (ASM_OUTPUT_DESTRUCTOR): Remove.
5018 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5019 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5020 (TARGET_ASM_CONSTRUCTOR): New.
5021 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
5022 (sco_asm_out_constructor): New.
5023 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
5024 * config/i386/svr3gas.h: Remove stack grows up code.
5025 Remove code duplicated from i386/sysv3.h.
5026 (TARGET_ASM_CONSTRUCTOR): New.
5027 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5028 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
5029 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5030 (TARGET_ASM_CONSTRUCTOR): New.
5031 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
5032 (m68hc11_asm_out_destructor): New.
5033 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
5034 (TARGET_ASM_DESTRUCTOR): New.
5035 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
5036 * config/m68k/dpx2.h: Properly undef all the bits inherited from
5037 config/svr3.h pertaining to section manipulation.
5038 * config/m68k/dpx2g.h: Remove #if 0 code.
5039 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
5040 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
5041 (ASM_OUTPUT_CONSTRUCTOR): Remove.
5042 (TARGET_ASM_CONSTRUCTOR): New.
5043 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
5044 (m88k_svr3_asm_out_constructor): New.
5045 (m88k_svr3_asm_out_destructor): New.
5046 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5047 (ASM_OUTPUT_DESTRUCTOR): Remove.
5048 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5049 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
5050 * config/rs6000/aix.h: Likewise.
5051 * config/mips/rtems64.h: Don't undef removed constructor related bits.
5052 * config/mips/vxworks.h: Likewise.
5053 * config/rs6000/lynx.h: Likewise.
5054 * config/sh/elf.h: Likewise.
5055 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
5056 (DTORS_SECTION_ASM_OP): New.
5057 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5058 (ASM_OUTPUT_DESTRUCTOR): Remove.
5059 * config/sparc/sol2-sld-64.h: Likewise.
5060 * config/vax/vax.c (vms_asm_out_constructor): New.
5061 (vms_asm_out_destructor): New.
5062 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5063 (ASM_OUTPUT_DESTRUCTOR): Remove.
5064 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5066 * doc/tm.texi (@node Initialization): Update.
5068 2001-08-09 Richard Henderson <rth@redhat.com>
5070 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
5071 (__do_global_dtors_aux): Use gp-relative static data to avoid
5072 one dynamic relocation.
5073 (__do_frame_setup): Register Java classes.
5074 * config/alpha/crtend.asm (__JCR_END__): New.
5076 2001-08-09 Zack Weinberg <zackw@stanford.edu>
5078 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
5079 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
5080 (GEN, STAGESTUFF): Add new files.
5081 (insn-constants.h, s-constants, tm-preds.h, s-preds,
5082 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
5083 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
5084 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
5085 as well as insn-codes.h and insn-flags.h in config.h; and no
5086 extra headers in tconfig.h and hconfig.h.
5088 * gencodes.c: Eliminate code to generate predicate declarations
5089 or #defines for md-file constants.
5090 * genconstants.c, genpreds.c: New files.
5092 * i386.md: Re-order guard expressions such that TARGET_64BIT
5093 comes first, when this permits better optimization. Add
5094 TARGET_64BIT to more x86-64 patterns. Add comment explaining
5095 why this is desirable.
5097 2001-08-09 Jakub Jelinek <jakub@redhat.com>
5099 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
5100 (find_fde_for_dso): Remove.
5101 (_Unwind_IteratePhdrCallback): New.
5102 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
5103 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
5105 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5107 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
5108 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
5110 2001-08-09 Graham Stott <grahams@redhat.com>
5112 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
5113 (vis_no_unit): Use it.
5114 (visualize_no_unit): Add the insn only if room exists.
5116 2001-08-09 Graham Stott <grahams@redhat.com>
5118 * predict.c (estimate_probability): Replace magic numbers with
5119 appropriate enumeration.
5121 2001-08-09 Graham Stott <grahams@redhat.com>
5123 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
5125 (EXTRACT_FLAGS): Likewise.
5127 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
5129 * config/mips/mips.c (mips_legitimate_address_p): Check for
5130 CONST_INT in last patch.
5132 2001-08-08 Anthony Green <green@redhat.com>
5134 * java/class.c (emit_register_classes): Use assemble_jcr if
5135 possible. Keep the original mechanism as a fallback.
5136 * defaults.h (JCR_SECTION_NAME): Define if we have named section
5137 and weak symbol support.
5138 * crtstuff.c (__JCR_LIST__): Define.
5139 (__JCR_END__): Define.
5140 (_Jv_RegiserClasses): Define weak symbol if possible.
5141 (__do_global_ctors_aux): Register classes for ELF targets with
5142 weak symbol support.
5144 2001-08-08 Kazu Hirata <kazu@hxi.com>
5146 * dbxout.c: Fix comment formatting.
5147 * dependence.c: Likewise.
5149 * diagnostic.c: Likewise.
5150 * dominance.c: Likewise.
5151 * doprint.c: Likewise.
5152 * dwarf2out.c: Likewise.
5153 * dwarfout.c: Likewise.
5154 * emit-rtl.c: Likewise.
5155 * except.c: Likewise.
5156 * explow.c: Likewise.
5157 * expmed.c: Likewise.
5160 * fold-const.c: Likewise.
5161 * function.c: Likewise.
5163 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5165 * global.c (retry_global_alloc): Avoid shadowing allocno.
5167 2001-08-08 Mark Mitchell <mark@codesourcery.com>
5169 * except.c (remove_fixup_regions): Fix typo.
5171 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
5173 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
5174 unsigned HOST_WIDE_INT to avoid warning.
5175 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
5176 * flow.c (set_block_for_new_insns): Likewise.
5178 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
5180 * sibcall.c (return_value_pseudo): New static variable.
5181 (skip_copy_to_return_value): Handle return_value_pseudo.
5182 (call_ends_block_p): Ensure that return_value_pseudo is set.
5183 (optimize_sibling_and_tail_recursive_call): Discover the
5184 load of pseudo return value in alternate exit block.
5186 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5188 * calls.c (ECF_ALWAYS_RETURN): New constant.
5189 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
5190 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
5191 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
5192 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
5193 * rtl.c (reg_note_name): New name.
5194 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
5196 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
5198 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
5200 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
5202 * alias.c (get_alias_set): Return a previously calculated
5203 alias set for a VAR_DECL.
5204 * function.c (gen_mem_addressof): Calculate the alias set before
5207 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
5209 * predict.def: Set hitrates according our experimental run.
5211 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
5213 * i386.h (HARD_REGNO_RENAME_OK): New macro.
5215 2001-08-08 H.J. Lu <hjl@gnu.org>
5217 * config/mips/mips.c (mips_unique_section): New. Copied from
5220 * config/mips/mips-protos.h (mips_unique_section): New
5223 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
5225 * config/mips/little.h: New. Generic little endian mips
5226 targets. Only mips*-*-linux* is converted to use it so far.
5228 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
5229 (WCHAR_TYPE): Defined
5230 (WCHAR_TYPE_SIZE): Likewise.
5231 (INIT_SUBTARGET_OPTABS): Likewise.
5232 (BSS_SECTION_ASM_OP): Likewise.
5233 (SBSS_SECTION_ASM_OP): Likewise.
5234 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
5235 (ASM_DECLARE_OBJECT_NAME): Likewise.
5236 (UNIQUE_SECTION): Likewise.
5237 (EXTRA_SECTIONS): Likewise.
5238 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
5239 (ASM_OUTPUT_DESTRUCTOR): Likewise.
5240 (ASM_OUTPUT_DEF): Likewise.
5241 (HANDLE_SYSV_PRAGMA): Removed.
5242 (NO_IMPLICIT_EXTERN_C): Likewise.
5243 (TARGET_MEM_FUNCTIONS): Likewise.
5244 (STARTFILE_SPEC): Likewise.
5245 (ENDFILE_SPEC): Likewise.
5246 (LIB_SPEC): Likewise.
5247 (INVOKE__main): Likewise.
5248 (CTOR_LIST_BEGIN): Likewise.
5249 (CTOR_LIST_END): Likewise.
5250 (DTOR_LIST_BEGIN): Likewise.
5251 (DTOR_LIST_END): Likewise.
5252 (SET_ASM_OP): Likewise.
5253 (ASM_OUTPUT_SOURCE_LINE): Likewise.
5254 (ASM_OUTPUT_DEF): Likewise.
5255 (ASM_OUTPUT_IDENT): Likewise.
5257 * config/mips/mips.h (ASM_SPEC): Undefine before define.
5258 (CPLUSPLUS_CPP_SPEC): Likewise.
5259 (ASM_APP_ON) Redefine only if not defined.
5260 (ASM_APP_OFF): Likewise.
5261 (ASM_OUTPUT_SOURCE_LINE): Likewise.
5262 (ASM_OUTPUT_IDENT): Likewise.
5264 * config.gcc: Update tm_file for Linux/mips.
5266 2001-08-08 Bernd Schmidt <bernds@redhat.com>
5268 * cselib.c (cselib_record_sets): If insn is predicated, turn
5269 sources into IF_THEN_ELSEs.
5271 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
5272 Turn into define_insn_and_split.
5274 * sched-deps.c: Include "cselib.h".
5275 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
5276 Use cselib to turn memory addresses into VALUEs.
5277 (sched_analyze): Call cselib_init/cselib_finish if necessary.
5278 * sched-int.h (struct sched_info): New member USE_CSELIB.
5279 * sched-ebb.c (ebb_sched_info): Initialize it.
5280 * sched-rgn.c (rgn_sched_info): Likewise.
5281 * Makefile.in (sched-deps.o): Update dependencies.
5283 * cselib.h (cselib_subst_to_values): Declare.
5284 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
5285 that have no value and autoincs to be handled by generating a new
5288 2001-08-08 Graham Stott <grahams@redhat.com>
5290 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
5291 within fixed length SEQUENCE.
5293 2001-08-08 Graham Stott <grahams@redhat.com>
5295 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
5296 (diagnostic_prefixing_rule): Likewise.
5297 (diagnostic_line_cutoff): Likewise.
5298 (diagnostic_kind_count): Likewise.
5300 2001-08-08 Graham Stott <grahams@redhat.com>
5302 * alias.c (find_base_decl): Delete redundent assignment.
5304 2001-08-08 Graham Stott <grahams@redhat.com>
5306 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
5307 (abs): Uppercase and paranthesize macro parameter.
5308 (MEM_DEPENDENCY): Add whitespace.
5310 2001-08-08 Graham Stott <grahams@redhat.com>
5312 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
5313 failure check for CONST_INT
5315 2001-08-08 Graham Stott <grahams@redhat.com>
5317 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
5318 (libcall_dead_p): Likewise.
5320 (mark_used_regs): Constify fmt.
5321 (find_use_as_address): Likewise.
5323 2001-08-08 Graham Stott <grahams@redhat.com>
5325 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
5328 2001-08-08 Graham Stott <grahams@redhat.com>
5330 * combine.c (combine_simplify_rtx): Update comment and
5331 remove erroneous test.
5333 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
5335 * cppinit.c (cpp_finish): Pop the final buffer without comment.
5336 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
5337 take care to avoid multiple no-newline at EOF warnings in that
5340 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
5342 * calls.c (expand_call): Do not emit INSN_SETJMP note.
5343 (emit_library_call_value_1): Likewise.
5344 (emit_call_1): Emit REG_SETJMP note.
5345 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
5347 * cselib.c (cselib_process_insn): Likewise.
5348 * flow.c (propagate_block): Likewise.
5349 * loop.c (find_and_verify_loops): Likewise.
5350 * reload.c (find_equiv_regs): Likewise.
5351 * reload1.c (reload): Likewise.
5352 * resource.c (mark_referenced_resources,
5353 mark_set_resources): Likewise.
5354 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
5355 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
5356 * haifa-sched.c (unlink_other_notes): Likewise.
5357 (reemit_notes): Likewise.
5358 * sched-ebb.c (sched_ebb): Likewise.
5359 * sched-rgc.c (sched_region): Likewise.
5360 * rtl.c (note_insn_name): Likewise.
5361 (reg_note_name): Add REG_SETJMP
5362 * rtl.h (reg_note): Add REG_SETJMP.
5363 (insn_note): Remove NOTE_INSN_SETJMP.
5365 * profile.c (branch_prob): Add fake edges for setjmp.
5367 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
5369 * config.gcc: Quote target_cpu_default2 correctly for
5370 powerpc*-*-* targets.
5372 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
5374 * cpplib.h, line-map.h: Update comments.
5375 * cppmain.c (printer_init): Move inline.
5376 (maybe_print_line, print_line): Take a map pointer.
5377 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
5378 (cb_file_change): Don't use prior value of print.map.
5380 2001-08-07 David Edelsohn <edelsohn@gnu.org>
5382 * doc/install.texi: Document fine-grained multilib configuration.
5384 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5386 * rtlanal.c (find_first_parameter_load): Call note_stores
5387 only on the instructions.
5389 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
5391 * alias.c (nonlocal_mentioned_p):
5392 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
5393 * calls.c (emit_call_1): Likewise.
5394 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
5395 * cselib.c (cselib_process_insn): Likewise.
5396 * df.c (df_insns_modify): Likewise.
5397 * flow.c (need_fake_edge_p): Likewise.
5398 (propagate_one_insn): Likewise.
5399 * haifa-sched.c (reemit_notes): Likewise.
5400 * integrate.c (copy_insn_list): Likewise.
5401 * jump.c (delete_prior_computation): Likewise.
5402 * local-alloc.c (validate_equiv_mem): Likewise.
5403 * loop.c (scan_loop): Likewise.
5404 * predict.c (estimate_probability): Likewise.
5405 * reload.c (reload): Likewise.
5406 * sched-deps (sched_analyze): Likewise.
5407 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
5408 * gcse.c (compute_hash_table): Likewise.
5409 (mark_call): Likewise.
5410 (store_killed_in_insn): Likewise.
5412 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
5414 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
5416 2001-08-06 Richard Henderson <rth@redhat.com>
5418 * varasm.c (assemble_gc_entry): Remove.
5419 * output.h: Likewise.
5421 2001-08-06 Richard Henderson <rth@redhat.com>
5423 * varasm.c (assemble_constructor): Take a symbol_ref and a
5424 priority instead of a bare string. Move priority handling
5425 here from cp/decl2.c.
5426 * output.h: Update decls.
5428 * c-decl.c (c_expand_body): Update calls to assemble_constructor
5429 and assemble_destructor.
5430 * profile.c (output_func_start_profiler): Likewise.
5431 * objc/objc-act.c (finish_objc): Likewise.
5432 (build_module_descriptor): Return the symbol not the symbol name.
5434 2001-08-06 David Edelsohn <edelsohn@gnu.org>
5436 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
5437 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
5438 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
5439 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
5440 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
5441 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
5443 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
5445 * cpperror.c (print_containing_files): Moved to line-map.c.
5446 (print_location): line-map.c handles re-listing or otherwise.
5447 * cpphash.h (struct lexer_state): Remove next_bol.
5448 (struct cpp_buffer): Remove include_stack_listed.
5449 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
5450 Remove faked buffer handling.
5451 (_cpp_do_file_change): Tweak.
5452 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
5453 * cppmain.c (struct printer): Remove filename.
5454 (print_line, cb_file_change): Update accordingly.
5455 * line-map.c: Include intl.h.
5456 (init_line_maps): Initialize last_listed.
5457 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
5458 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
5459 (print_containing_files): New.
5460 * line-map.h (struct line_maps): New member last_listed.
5461 (print_containing_files, INCLUDED_FROM): New.
5462 * Makefile.in: Update.
5463 * po/POTFILES.in: Add line-map.c.
5465 2001-08-06 Richard Henderson <rth@redhat.com>
5467 * except.c (convert_from_eh_region_ranges_1): Never mark
5468 USE or CLOBBER insns as throwing.
5470 * expr.c (store_constructor): Don't clobber memory targets.
5472 2001-08-06 Andreas Jaeger <aj@suse.de>
5474 * profile.c (branch_prob): Remove unused variable insn.
5476 * Makefile.in (local-alloc.o): Add dependency on except.h.
5478 * local-alloc.c: Include except.h for can_throw_internal prototype.
5480 2001-08-06 Richard Henderson <rth@redhat.com>
5482 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
5483 * function.c (expand_main_function): Implement it.
5484 * doc/tm.texi: Document it.
5486 2001-08-06 Stan Shebs <shebs@apple.com>
5488 * doc/install.texi: Document powerpc-*-darwin* details.
5490 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
5492 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
5493 (ASM_CPU_SPEC): Move back to rs6000.h
5494 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
5496 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
5498 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
5501 * config/rs6000/linux64.h: Ditto.
5503 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
5504 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
5507 Remove accidently readded definitions of FUNCTION_PROLOGUE,
5508 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
5510 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
5513 2001-08-05 Richard Henderson <rth@redhat.com>
5515 * local-alloc.c (update_equiv_regs): Do not move insns that
5518 2001-08-05 Jan Hubicka <jh@suse.cz>
5520 * Makefile.in (reload1.o): Add dedendancy on except.h
5521 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
5523 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
5524 indicating wehther edges has been cleaned up.
5525 * reload1.c: Inlucde except.h
5526 (fixup_abnormal_edges): Accept deleted insns.
5527 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
5530 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
5532 * cpplib.c (do_line): Correct line number after pop_buffer.
5534 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
5536 PR preprocessor/3824
5537 * line-map.c: Update comments.
5538 * line-map.h: Update comments.
5539 * tradcif.y: Don't consider large numbers unsigned.
5541 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
5543 PR preprocessor/3081
5544 * c-lex.c (map): New.
5545 (cb_file_change): Update map and use it.
5546 (cb_def_pragma, cb_define, cb_undef): Use map and line.
5547 (c_lex): Update to use map.
5548 * cpperror.c (print_location): Move to using logical line numbers.
5549 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
5550 (cpp_make_system_header): Similarly.
5551 (_cpp_execute_include): Stop line numbering hacks. Store the
5552 line we will return to.
5553 * cpphash.h (CPP_BUF_LINE): Remove.
5554 (struct cpp_buffer): Remove lineno and pseudo_newlines.
5555 Add map and return_to_line.
5556 (_cpp_do_file_change): Update.
5557 * cppinit.c (cpp_start_read): Update line kludge.
5558 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
5559 (trigraph_ok): Use logical line numbers for diagnostics.
5560 (skip_block_comment): Likewise.
5561 (skip_whitespace): Likewise.
5562 (skip_line_comment): Use pfile->line instead.
5563 (_cpp_lex_token): Update to use logical line numbering exclusively.
5564 Handle BOL locally. Accept new lines in directives, but keep
5565 pfile->line decremented. Diagnostics use logical lines. Update
5567 * cpplib.c (SEEN_EOL): New.
5568 (skip_rest_of_line, check_eol): Use it.
5569 (end_directive): Increase line number when accepting the newline
5570 at the end of a directive.
5571 (run_directive): Simplify.
5572 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
5573 (_cpp_do_file_change): Update to take buffer line number as an
5574 argument, and store the current map in the cpp_reader. Remove
5575 line number kludges.
5576 (_cpp_do__Pragma): Restore output position after a _Pragma.
5577 (cpp_push_buffer): Don't set output line or lineno.
5578 (_cpp_pop_buffer): Transfer more info from a faked buffer.
5579 Remove line kludge. Set output_line.
5580 * cppmacro.c (builtin_macro): Update handling of __LINE__.
5581 (parse_arg): Use logical lines.
5582 (save_lookahead_token): Save EOFs too now.
5583 * cppmain.c (struct printer): Fix comments.
5584 (printer_init): Simplify, let caller do errors.
5585 (scan_translation_unit, check_multiline_token, dump_macro): Update.
5586 (maybe_print_line): Simplify.
5587 (print_line): Don't print a linemarker if -P.
5588 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
5589 (cb_file_change): Simplify.
5590 * line-map.h (LAST_SOURCE_LINE): Fix.
5591 (CURRENT_LINE_MAP): New.
5593 2001-08-05 Bernd Schmidt <bernds@redhat.com>
5595 * doloop.c (doloop_modify_runtime): Properly compute number of
5596 iterations if loop was unrolled.
5598 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
5599 if their CSELIB_VAL_PTRs are.
5601 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
5602 (setup_spill_pointers): Initialize it.
5603 (spill_restore_mem): Set it.
5604 (do_spill, do_restore): Use it to add REG_INC note.
5605 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
5607 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
5608 asms if other insns are available.
5610 * config/ia64/ia64.c (condop_operator): New predicate.
5611 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
5612 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
5615 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
5616 temporary register than directly using a MEM.
5618 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
5620 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
5621 parameter in last change.
5623 2001-08-04 Zack Weinberg <zackw@panix.com>
5625 * sparc.md: Don't use #if inside C test expression.
5627 2001-08-04 Richard Henderson <rth@redhat.com>
5629 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
5631 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
5633 * cpphash.h (struct cpp_reader): New member directive_line.
5634 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
5635 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
5636 do_pragma): Pass line to callbacks.
5637 (start_directive): Record line of directive.
5638 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
5639 cb_include): Similarly.
5640 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
5643 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
5645 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
5648 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
5650 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
5652 * reload1.c (fixup_abnormal_edges): New static function.
5655 * flow.c (need_fake_edge_p): New function.
5656 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
5657 avoid call insn to be very last insn in the insn stream.
5659 * profile.c (branch_prob): Call flow_call_edges_add instead of
5660 doing that by hand; cleanup cfg to re-merge basic blocks once
5663 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5665 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
5666 are also on line-map.h.
5667 * cppfiles.c (stack_include_file): Update.
5668 * cpphash.h (struct cpp_buffer): New member return_at_eof.
5669 (_cpp_pop_buffer): New.
5670 * cppinit.c (cpp_destroy, cpp_finish): Update.
5671 (do_includes): Mark each buffer to return at EOF.
5672 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
5673 return as requested.
5674 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
5675 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
5676 * cpplib.h (cpp_pop_buffer): Remove.
5677 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
5678 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
5680 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
5682 (do_preprocessing): Update.
5683 * fix-header.c (read_scan_file): Update. No need to pop buffers.
5684 * c-parse.in (_yylex): Similarly.
5685 * scan-decls.c (scan_decls): Similarly.
5686 * line-map.h: Update comments.
5688 * objc/Make-lang.in (objc-act.o): Update dependencies.
5690 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5692 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
5693 and soft register for operand 0.
5694 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
5696 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5698 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
5699 register for operand 0.
5700 ("bitcmpqi_z_used"): Allow memory for operand 0.
5701 (split "bitcmpqi"): New split to handle address reg as operand 1.
5703 2001-08-04 Andreas Jaeger <aj@suse.de>
5705 * gcse.c: Revert Daniel's last patch.
5707 2001-08-03 Zack Weinberg <zackw@stanford.edu>
5709 * sparc-protos.h: Add prototypes for fp_zero_operand and
5711 * sh-protos.h: Add prototype for fpul_operand.
5713 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
5715 * doc/extend.texi (Other Builtins): Fix typo in last change.
5717 2001-08-03 Richard Henderson <rth@redhat.com>
5719 * target.h (gcc_target): Add asm_out.named_section,
5720 section_type_flags, have_named_sections.
5721 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
5722 (TARGET_HAVE_NAMED_SECTIONS): New.
5723 (TARGET_SECTION_TYPE_FLAGS): New.
5725 * Makefile.in (toplev.o): Depend on TARGET_H.
5726 (varasm.o, dbxout.o): Likewise.
5727 * c-common.c (decl_attributes): Check targetm.have_named_sections
5728 instead of ifdef ASM_OUTPUT_SECTION_NAME.
5729 * dbxout.c (dbxout_function_decl): Likewise.
5730 (dbxout_function_end): Likewise.
5731 * toplev.c (compile_file): Likewise.
5732 * varasm.c (exception_section): Likewise.
5733 * cp/decl2.c (finish_objects): Likewise.
5735 * defaults.h (EH_FRAME_SECTION): Remove.
5736 (EH_FRAME_SECTION_ASM_OP): Remove.
5737 (EH_FRAME_SECTION_NAME): New.
5738 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
5739 (UNIQUE_SECTION_P): Remove.
5740 * dwarf2out.c (SECTION_FORMAT): Remove.
5741 (ASM_OUTPUT_SECTION): Remove.
5742 (output_call_frame_info): Use named_section_flags.
5743 (output_comp_unit, dwarf2out_start_source_file): Likewise.
5744 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
5745 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
5746 * varasm.c (in_eh_frame, eh_frame_section): Remove.
5747 (named_section_flags): New.
5748 (named_section): Use it and targetm.section_type_flags.
5749 (resolve_unique_section): New.
5750 (assemble_start_function): Use it.
5751 (asm_emit_uninitialised, assemble_variable): Likewise.
5752 (default_section_type_flags): New.
5753 (default_no_named_section, default_elf_asm_named_section): New.
5754 (default_coff_asm_named_section, default_pe_asm_named_section): New.
5755 * output.h: Update varasm.c decls.
5756 (SECTION_*): New flags.
5758 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
5759 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
5761 * config/elfos.h (UNIQUE_SECTION_P): Remove.
5762 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
5763 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
5764 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
5765 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
5766 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
5767 * config/mips/elf.h, config/mips/elf64.h: Likewise.
5768 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
5769 * config/pa/pa64-hpux.h,
5771 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
5772 (TARGET_ASM_NAMED_SECTION): New.
5773 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
5774 * config/alpha/vms.h, config/arm/coff.h: Likewise.
5775 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
5776 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
5777 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
5778 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
5779 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
5780 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
5781 * config/i386/sco5.h, config/i386/win32.h: Likewise.
5782 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
5783 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
5784 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
5785 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
5786 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
5787 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
5788 * config/sparc/sysv4.h: Likewise.
5790 * config/nextstep.h: Error until named sections implemented.
5792 * config/a29k/a29k.c (a29k_asm_named_section): New.
5793 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
5794 (vms_section_type_flags, vms_asm_named_section): New.
5795 * config/arm/arm.c (arm_elf_asm_named_section): New.
5796 * config/avr/avr.c (asm_output_section_name): Remove.
5797 * config/avr/avr-protos.h: Update.
5798 * config/c4x/c4x.c (c4x_asm_named_section): New.
5799 * config/h8300/h8300.c (h8300_asm_named_section): New.
5800 * config/i386/i386.c (sco_asm_named_section): New.
5801 * config/i386/winnt.c (SECTION_PE_SHARED): New.
5802 (i386_pe_section_type_flags): New.
5803 (i386_pe_asm_named_section): New.
5804 * config/i386/i386-protos.h: Update.
5805 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
5806 * config/mcore/mcore.c (mcore_asm_named_section): New.
5807 * config/mips/mips.c (iris6_asm_named_section): New.
5808 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
5809 instead of UNIQUE_SECTION_P.
5810 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
5811 (xcoff_asm_named_section): New.
5812 * config/sh/sh.c (sh_asm_named_section): New.
5813 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
5815 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
5816 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
5817 (EH_FRAME_SECTION_NAME): New.
5818 (EXCEPTION_SECTION): New.
5819 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
5820 (DEBUG_*_SECTION): Remove.
5821 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
5822 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
5823 (EH_FRAME_SECTION_ASM_OP): Remove.
5825 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
5826 (ASM_OUTPUT_SECTION_NAME): Remove.
5827 (TARGET_ASM_NAMED_SECTION): New.
5828 (TARGET_HAVE_NAMED_SECTIONS): New.
5829 (TARGET_SECTION_TYPE_FLAGS): New.
5830 (EH_FRAME_SECTION_ASM_OP): Remove.
5831 (EH_FRAME_SECTION_NAME): New.
5833 2001-08-03 Zack Weinberg <zackw@stanford.edu>
5835 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
5836 for complex expressions when cfun == 0.
5837 * doc/extend.texi: Document that __builtin_constant_p can be
5838 used in data initializers as well as functions.
5840 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
5842 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
5843 variable I locally, instead of expecting a declaration in the
5846 2001-08-03 Richard Henderson <rth@redhat.com>
5848 * except.c (collect_one_action_chain): Add an explicit cleanup
5849 action if regions surrounding a catch were encoded entirely
5850 within the call-site entry.
5852 2001-08-03 Richard Henderson <rth@redhat.com>
5854 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
5855 don't take REGNO of a non-register.
5857 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
5859 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
5860 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
5861 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
5862 (__gthread_mutex_init_function): New function for mutex initialization.
5864 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
5866 * Makefile.in: Revert screwed up commit.
5868 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5870 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
5871 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
5872 merged by linker script to get a final _exit().
5873 (__do_global_dtors): New for destructor handling in specific exit
5875 (__do_global_ctors): New for constructors in specific install section.
5876 (__map_data_section): Map data sections before running constructors.
5877 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
5878 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
5879 (DTORS_SECTION_ASM_OP): Likewise.
5880 (CTORS_SECTION_FUNCTION): Define to force a reference to
5882 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
5884 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
5886 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
5888 * Makefile.in: Add df.h to gcse.c dependencies.
5890 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
5892 * varasm.c (output_constant_def_contents): Use for the length of a
5893 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
5894 depending on which is larger.
5896 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
5898 * gcse.c: Include df.h for use as a dataflow analyzer.
5900 Declaration of reg_set_info: gone.
5901 New df_analyzer variable used by store motion.
5902 (reg_set_info): Deleted.
5903 (mark_mem_regs): New function, analyze regs used by a mem.
5904 (store_ops_ok): Use dataflow analyzer results to determine if
5905 necessary regs are changed in the block.
5906 (find_moveable_store): Remove check for symbol ref, we can handle
5907 much more complex expressions now.
5908 (compute_store_table): Remove most of the code, it's unnecessary
5909 now that the dataflow analyzer records the info for us.
5910 (store_killed_after): Add parameter to say whether to do the
5911 store_ops_okay test, used to speed up testing when we already know
5912 the answer, and just want to know if the store itself was killed.
5913 (build_store_vector): Largely rewritten to calculate the various
5914 vectors properly, and somewhat optimized.
5915 (store_motion): Init the df_analyzer, get REG_DEF chains.
5916 Also handle trapping expressions (since mems almost always trap)
5917 (simple_mem): Redefine what a simple mem is.
5919 2001-08-03 DJ Delorie <dj@redhat.com>
5921 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
5922 set from a constant part of the condition.
5924 2001-08-01 Andrew Cagney <ac131313@redhat.com>
5926 * mkdeps.c (deps_add_default_target): Make local variable
5927 ``start'' a const char pointer.
5928 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
5930 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5932 * doc/install.texi (Configuration): Fix markup.
5933 (Specific, i?86-*-udk): Likewise.
5934 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
5936 Document --enable-threads and --enable-libgcj status.
5937 (Specific, mips-sgi-irix*): Canonicalize triples.
5938 (Specific, mips-sgi-irix5): Warn about problems with this config.
5939 Mention required GNU as patch.
5940 Native assembler problems are fixed.
5941 (Specific, mips-sgi-irix6): Update O32 ABI support status.
5942 Document --enable-threads and --enable-libgcj status.
5944 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
5946 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
5949 2001-08-03 Richard Henderson <rth@redhat.com>
5951 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
5954 2001-08-03 Richard Henderson <rth@redhat.com>
5956 * rtlanal.c (find_first_parameter_load): Stop if we
5957 reach a CODE_LABEL at BOUNDARY.
5959 2001-08-03 Richard Henderson <rth@redhat.com>
5961 * config/alpha/alpha.md (force_movdi): New insn.
5962 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
5963 Tweek FRP marking of VMS prologue insns.
5964 * config/alpha/vms.h (EPILOGUE_USES): New.
5966 2001-08-02 Richard Henderson <rth@redhat.com>
5968 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
5970 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
5972 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
5973 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
5974 config/convex/convex.h, config/d30v/d30v.c,
5975 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
5976 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
5977 config/mips/mips.h, config/mn10200/mn10200.h,
5978 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
5979 config/v850/v850.h, config/vax/openbsd.h,
5980 config/vax/openbsd1.h, config/vax/ultrix.h,
5981 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
5982 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
5983 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
5984 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
5985 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
5986 in comments and documentation.
5988 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5992 * Makefile.in (line-map.o): New.
5993 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
5994 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
5995 * cpperror.c (print_containing_files): Similarly.
5996 (print_location): Update. Don't output a space before _Pragma.
5997 * cppfiles.c (stack_include_file): Set to line 1 immediately.
5998 (stack_include_filee, cpp_make_system_header): Update.
5999 (_cpp_execute_include): Get logical line number right for calling
6000 as-yet-unterminated #include.
6001 * cpphash.h (struct cpp_reader): Add line_maps.
6002 (_cpp_do_file_change): Update.
6003 * cppinit.c (cpp_create_reader): Initialize line maps.
6004 (cpp_destroy): Destroy line maps.
6005 (cpp_start_read): Get logical line number right.
6006 * cpplex.c (parse_string): Only warn once for multi-line strings.
6007 Use boolean variable for null warning.
6008 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
6010 (do_include_common): End the directive early.
6011 (do_line): Don't warn about out-of-range lines in preprocessed
6012 source. Update. Remove unused variables.
6013 (_cpp_do_file_change): Update for new line mapping.
6014 (pragma_cb): New typedef.
6015 (cpp_register_pragma): Stop looking ahead before calling the
6017 (do_pragma_system_header): End directive early.
6018 (cpp_get_line_maps): New.
6019 (cpp_pop_buffer): Fudge logical line. Update.
6020 * cpplib.h: Include line-map.h
6021 (enum cpp_fc_reason): Remove.
6022 (struct cpp_file_change): Update.
6023 (cpp_get_line_maps): New.
6024 * cppmain.c (struct_printer): New member map.
6025 (cb_file_change): Update for new mappings.
6026 * fix-header.c (cb_file_change): Similarly.
6028 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6030 * Makefile.in (libgcc.mk): Define mkinstalldirs.
6031 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
6033 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
6035 * config/vax/vax.c: include expr.h.
6037 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6039 * Makefile.in ($(srcdir)/configure): Only rebuild in
6041 ($(srcdir)/config.in): Only define in maintainer mode.
6042 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
6044 2001-08-02 David Edelsohn <edelsohn@gnu.org>
6046 * doc/install.texi (Install GCC: Binaries): Update Bull info.
6048 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6050 * gcc.c (set_collect_gcc_options): New function, split out from
6052 Ignore elided switches.
6053 (do_spec_1): Invoke before executing command.
6054 (set_input): Export.
6055 Move declaration ...
6056 * gcc.h (set_input): ... here.
6057 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
6060 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
6063 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
6065 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
6067 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
6069 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
6070 for the unnamed instructions it expands to.
6072 2001-08-02 Richard Henderson <rth@redhat.com>
6074 * regclass.c (call_really_used_regs): Conditionally define.
6075 (init_reg_sets_1): Don't use it if not defined.
6076 (fix_register): Similarly, don't set it.
6078 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6080 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
6081 Correct comment that had been missed in the previous change.
6083 2001-08-01 Stan Shebs <shebs@apple.com>
6085 * config/darwin.c (machopic_stub_name): Try matching by name.
6086 (update_stubs): New function.
6087 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
6090 2001-08-01 Richard Henderson <rth@redhat.com>
6092 * except.c (output_function_exception_table): Use assemble_align.
6093 * varasm.c (assemble_eh_label): Remove.
6094 (assemble_eh_align, assemble_eh_integer): Remove.
6096 2001-08-01 Robert Lipe <robertl@caldera.com>
6098 * dwarfout.c: Remove reference to README.DWARF.
6100 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
6102 * regclass.c (call_really_used_regs): New array for registers which
6103 are actually used by a call.
6104 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
6106 (fix_register): Set call_really_used too.
6107 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
6108 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
6110 2001-08-01 Richard Henderson <rth@redhat.com>
6112 * read-rtl.c (read_name): Consider \r whitespace.
6114 2001-07-11 Andrew Cagney <ac131313@redhat.com>
6116 * config.gcc: Recognize powerpc-*-netbsd*.
6118 * doc/install.texi (Host/target specific installation notes for
6119 GCC): Mention powerpc-*-netbsd*.
6121 * config/rs6000/netbsd.h: New file.
6122 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
6123 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
6124 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
6125 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
6126 (TARGET_VERSION): Redefine.
6128 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
6129 mcall-netbsd as a match for mcall-sysv.
6130 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
6131 (ncrti.S, ncrtn.S): New targets.
6132 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
6134 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
6135 "netbsd' as a V4 ABI.
6136 (ASM_SPEC): Check for -mcall-netbsd.
6137 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
6138 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
6139 (LIB_SPEC, ENDFILE_SPEC): Ditto.
6140 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
6141 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
6142 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
6143 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
6145 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
6146 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
6148 2001-08-01 Mark Kettenis <kettenis@gnu.org>
6150 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
6151 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
6152 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
6153 including "unwind-pe.h".
6155 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
6157 * rs6000.md (define_splits): Kill unused constraints.
6159 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
6160 Jan Hubicka <jh@suse.cz>
6162 * function.c (thread_prologue_and_epilogue_insns): Kill code
6163 dealing with non-existent CFG.
6165 2001-08-01 Kazu Hirata <kazu@hxi.com>
6167 * alias.c: Fix comment formatting.
6168 * bitmap.c: Likewise.
6169 * builtins.c: Likewise.
6170 * calls.c: Likewise.
6171 * c-common.c: Likewise.
6172 * c-decl.c: Likewise.
6173 * c-dump.c: Likewise.
6174 * c-lex.c: Likewise.
6175 * collect2.c: Likewise.
6176 * combine.c: Likewise.
6177 * conflict.c: Likewise.
6178 * cppfiles.c: Likewise.
6179 * cppinit.c: Likewise.
6180 * cpplex.c: Likewise.
6181 * cpplib.c: Likewise.
6182 * cppmacro.c: Likewise.
6183 * cppspec.c: Likewise.
6184 * c-pragma.c: Likewise.
6185 * crtstuff.c: Likewise.
6187 * cselib.c: Likewise.
6188 * c-semantics.c: Likewise.
6189 * c-typeck.c: Likewise.
6191 2001-08-01 H.J. Lu <hjl@gnu.org>
6193 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
6195 2001-08-01 H.J. Lu <hjl@gnu.org>
6197 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
6199 2001-08-01 Ziemowit Laski <zlaski@apple.com>
6201 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
6202 contextualizing Objective-C class name lookup by the lexer.
6203 (typespec_reserved_nonattr): Disable ObjC class name lookup after
6205 (protocoldef): Add support for forward @protocol declarations.
6206 (yylexname): Suppress ObjC class name lookup in certain contexts;
6207 re-enable after lookup is complete.
6208 (_yylex): Re-enable ObjC class name lookup when certain
6209 punctuation marks are seen.
6211 * objc/objc-act.c (check_protocol_recursively): New function used
6212 for finding circular dependencies in protocols.
6213 (objc_declare_protocols): New function for handling forward
6214 @protocol declarations.
6215 (receiver_is_class_object): Detect the case when 'self' is used
6216 inside of a class method.
6217 (build_message_expr): Issue a warning if class method is desired
6218 but instance method is found instead.
6219 (conforms_to_protocol): Streamline.
6220 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
6221 protocol Foo, even if 'Bar foo' does not.
6222 (check_protocols): Streamline.
6223 (start_protocol): Add checks for circular and duplicate protocol
6225 (encode_aggregate_within): For typedefs of structs, encode the
6227 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
6228 (objc_declare_protocols): New prototype.
6230 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6232 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
6233 * cpplex.c (handle_newline): Update prototype. Maintain logical
6235 (skip_escaped_newlines, skip_block_comment, parse_string):
6237 (_cpp_lex_token): Update, and store token position within the token.
6238 * cpplib.h (struct cpp_token): Add line and column entries.
6239 * cppmacro.c (replace_args): Position stringified tokens correctly.
6241 2001-08-01 Andreas Jaeger <aj@suse.de>
6243 * basic-block.h: Add prototype for last_loop_beg_note.
6245 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
6247 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
6248 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
6250 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
6251 while handling WITH_CLEANUP_EXPR node. Use second operand calling
6252 expand_decl_cleanup.
6253 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
6255 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
6256 operand while calling simple_cst_equal.
6257 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
6258 operand is the cleanup expression, the third is the RTL_EXPR.
6259 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
6261 2001-07-31 Jeff Sturm <jsturm@one-point.com>
6263 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
6265 2001-07-31 matthew green <mrg@eterna.com.au>
6267 * config.gcc (i386-*-netbsdelf): New description.
6268 * config/i386/netbsd-elf.h: New file.
6270 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
6272 * loop.c (check_dbra_loop): Use single_set to compute
6275 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
6277 PowerPC reorg and support for powerpc64-*-linux*.
6279 Also fixes emitting of constants on 32 bit and 64 bit
6282 * config.gcc: powerpc64-*-linux* is a new target.
6283 Things that needed aix.h now also include xcoff.h
6285 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
6287 Move AIX specific stuff into aix.h.
6288 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
6289 with more than just XCOFF now.
6290 (SET_ASM_OP): Remove, now defined where needed.
6291 (FUNCTION_PROLOGUE): New macro definition.
6292 (FUNCTION_EPILOGUE): New macro definition.
6293 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
6295 * config/rs6000/xcoff.h: New file.
6297 * config/rs6000/linux64.h: New file.
6299 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
6301 2001-07-31 Alan Modra <amodra@bigpond.net.au>
6303 * rs6000.c (print_operand_address): Handle ELF syntax.
6304 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
6305 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
6306 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
6308 2001-07-31 David Edelsohn <edelsohn@gnu.org>
6310 * rs6000.c (rs6000_override_options): Only disable
6311 flag_function_sections for XCOFF.
6312 (exact_log2_cint_operand): New predicate.
6313 (reg_or_{add,sub}_cint64_operand): New predicates.
6314 (add_operand): Compare CONST_INT with fewer function calls.
6315 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
6316 (print_operand, case 'p'): Ensure positive operand.
6317 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
6318 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
6319 (PREDICATE_CODES): Add new predicates.
6320 * rs6000.md (addsi3): Split 32-bit constants more correctly.
6321 (divsi3, modsi3): Ensure positive power-of-2.
6322 (adddi3): Use new predicate. Split 32-bit constants more
6323 correctly. Re-arrange splitter to handle any constant.
6324 (subdi3): Use new predicate.
6325 (divdi3, moddi3): Ensure positive power-of-2.
6326 (movdi): Use rs6000_emit_set_const.
6327 (load_toc_v4_pic_di): Delete.
6329 2001-07-31 Graham Stott <grahams@redhat.com>
6331 * function.c (pad_below): Revert 2001-07-26 patch.
6333 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6335 * reg-stack (convert_regs_1): Fix best edge condition.
6337 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
6339 * jump.c (duplicate_loop_exit_test): Better test for jumps
6340 entering the loop; create loop pre_header.
6342 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
6344 * doc/install.texi: Add s390 and s390x as new targets.
6345 * doc/invoke.texi: Add documantation of S/390 and zSeries
6347 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
6349 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
6351 * config/m68k/m68k.md: Replace all general_operand with
6352 nonimmediate_operand for all destinations.
6353 * config/m68k/m68k.c (not_sp_operand): Likewise.
6355 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
6357 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
6359 2001-07-30 Richard Henderson <rth@redhat.com>
6361 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
6362 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
6364 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
6366 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
6367 Add missing doc strings
6368 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
6369 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
6371 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
6373 * i386.c (ix86_output_main_function_alignment_hack): New function.
6374 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
6376 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
6377 edges by EDGE_DFS_BACK flag.
6378 (dump_edge_info): Add dfs_back flag.
6379 * basic-block.h (EDGE_DFS_BACK): New constant.
6380 (mark_dfs_back_edges): Declare.
6381 * alias.c (loop_p): Remove.
6382 (mark_constant_function): Use mark_dfs_back_edges.
6384 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
6385 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
6386 (compensate_edge): Break out from ...
6387 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
6388 (convert_regs_2): Set block_done once block is really done;
6389 Do updating of the predecesors counts.
6391 * toplev.c (rest_of_compilation): Recompute block_for_insn
6392 before post-reload cfg_cleanup.
6393 * function.c (thread_prologue_epilogue_insns):
6394 Call set_block_for_new_insns when emitting prologue directly.
6396 2001-07-30 Andreas Jaeger <aj@suse.de>
6398 * jump.c: Add prototype for mark_modified_reg.
6400 * cse.c (set_live_p): Add unused attribute.
6402 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
6404 (scan_for_source_files): Use long for count to avoid overflow.
6405 (output_data): Likewise.
6406 (output_data): Don't use string concatatenation to silence gcc
6409 * predict.c: Fix typos and grammar.
6411 * gcse.c (insert_insn_end_bb): Remove unused variables.
6413 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
6415 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
6416 (attempt_auto_inc): LIkewise.
6417 (mark_used_reg): Likewise.
6418 (try_pre_increment_1): Likewise.
6419 * regclass.c (regclass): Likewise.
6420 * global.c (allocno_compare): Update comment; change scaling factor.
6421 * local-alloc.c (QTY_CMP_PRI): Likewise.
6422 * regs.h (REG_FREQ_FROM_BB): New.
6423 (REG_FREQ_MAX): Likewise.
6425 2001-07-30 H.J. Lu <hjl@gnu.org>
6427 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
6430 2001-07-30 H.J. Lu (hjl@gnu.org)
6432 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
6433 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
6434 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
6436 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
6438 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
6439 as -mthumb-interwork when -mcpu=arm7 is specified.
6441 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6443 * predict.def (noreturn, loop branch, loop exit): Mark as first
6446 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
6448 * combine.c (try_combine): Avoid barrier after noop jumps.
6450 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6452 * cpphash.h (struct cpp_reader): Remove import_warning.
6453 * cpplib.c (skip_rest_of_line): Don't bother turning off
6455 (parse_include): Move include handling to...
6456 (do_include_common): ... here. Move import warning from...
6457 (do_import): ... here.
6458 (do_pragma_poison): Don't do a callback for poison identifiers.
6459 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
6460 * cppmain.c (setup_callbacks): Similarly.
6462 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
6464 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
6465 handle multiple sets.
6466 * except.c (sjlj_mark_call_sites): .... here.
6467 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
6469 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
6471 Suggested by Richard Henderson and Richard Kenner:
6472 * combine.c (recog_for_combine): Use the fake recog
6473 only if instruction does not match.
6474 * rtl.h (NOOP_MOVE_INSN_CODE): New.
6475 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
6477 * combine.c (try_combine): Discover noop jump as direct jump.
6479 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
6481 * df.c (df_rd_global_compute): Add successors to worklist, not
6483 (df_ru_global_compute): Ditto.
6485 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
6487 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
6488 increment REG_N_SETS.
6490 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
6492 * sbitmap.h: New prototype for sbitmap_a_xor_b.
6494 * sbitmap.c (sbitmap_a_xor_b): New function.
6495 ifdef the basic block stuff on IN_GCC.
6497 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6499 * cppexp.c (parse_defined): Always record the macro name.
6500 (lex): Don't worry about identifiers, or special-case
6502 (_cpp_parse_expr): Figure out at the end of the routine
6503 whether we saw a valid !defined() expression.
6504 * cppfiles.c (stack_include_file): Update for mi_valid.
6505 (_cpp_pop_file_buffer): Similarly.
6506 * cpplex.c (_cpp_lex_token): Similarly.
6507 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
6508 mi_if_not_defined, mi_lexed): Remove.
6510 * cpplib.c (do_if): Simplify.
6511 (do_endif, push_conditional, _cpp_handle_directive): Update
6512 for renaming of mi_state to mi_valid.
6514 * cpp.texi: Add index entries for digraphs, and add comment
6515 that C++ refers to them as alternative tokens.
6517 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
6519 * basic-block.h (CLEANUP_PRE_LOOP): New.
6520 * except.c (finish_eh_generation): Update call of cleanup_cfg.
6521 * sibcall.c (optimize_sibling_calls): Likewise.
6522 * toplev.c (rest_of_compilation): Likewise.
6523 * flow.c (try_forward_edges): Take argument MODE;
6524 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
6525 (try_optimize_cfg): Update call of try_forward_edges.
6527 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
6528 Jan Hubicka <jh@suse.cz>
6530 * (validate_replace_rtx_1): Fix simplification of MINUS.
6532 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
6534 PR preprocessor/3669
6535 * cppinit.c (init_dependency_output): Turn off dump requests
6536 if sending dependencies to stdout.
6538 2001-07-28 Richard Henderson <rth@redhat.com>
6540 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
6543 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
6545 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
6547 2001-07-28 Kazu Hirata <kazu@hxi.com>
6549 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
6550 is VAR_DECL first to prevent an ICE.
6552 2001-07-28 Richard Henderson <rth@redhat.com>
6554 * varasm.c (immed_real_const_1): Don't elide special cases for
6556 (clear_const_double_mem): Clear const_tiny_rtx too.
6558 2001-07-28 Richard Henderson <rth@redhat.com>
6560 * dwarf2out.c (dw_val_class_offset): New.
6561 (struct dw_ranges_struct, dw_ranges_ref): New.
6562 (ranges_table, ranges_table_allocated): New.
6563 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
6564 (add_AT_offset, add_ranges, output_ranges): New.
6565 (print_die, output_die): Handle dw_val_class_offset.
6566 (attr_checksum, size_of_die, value_format): Likewise.
6567 (gen_lexical_block_die): Handle non-contiguous blocks.
6568 (gen_block_die): Likewise.
6569 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
6570 if needed. Dump the ranges table.
6571 * final.c (final_start_function): Remove unnecessary notes and
6572 rebuild the block tree before numbering the blocks.
6573 * function.c (reorder_blocks_0): Walk the existing block tree
6574 to unmark all blocks.
6575 (reorder_blocks_1): Create block fragments when duplicate block
6577 (reorder_fix_fragments): New.
6578 (reorder_blocks): Call it.
6579 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
6581 2001-07-28 Richard Henderson <rth@redhat.com>
6583 * emit-rtl.c (adjust_address): Make a copy of the memory address.
6585 2001-07-28 Richard Henderson <rth@redhat.com>
6587 * flow.c (add_to_mem_set_list): New function.
6588 (init_propagate_block_info): Use it.
6589 (mark_set_1): Likewise.
6590 (insn_dead_p): Canonicalize memory address for dead store
6591 comparison. Allow wider mode stores to kill narrower mode stores.
6592 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
6593 (invalidate_mems_from_set): Don't handle MEMs.
6595 2001-07-28 Kazu Hirata <kazu@hxi.com>
6597 * config/h8300/h8300.h: Fix formatting.
6599 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
6601 * basic-block.h (EDGE_FREQUENCY): New macro.
6602 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
6604 * flow.c (find_sub_basic_blocks): Likewise.
6605 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
6606 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
6608 * predict.c (DEF_PREDICTOR): New argument FLAGS.
6609 (HITRATE): New macro.
6610 (PRED_FLAG_FIRST_MATCH): New constant.
6611 (predictor_info): New field flgags.
6612 (combine_predictions_for_insn): Use DS theory to combine
6613 probabilities; set the edge probabilities when finished.
6614 (estimate_probability): Avoid duplicated matches
6615 of LOOP_BRANCH heuristics for nested loops; update comment.
6616 * predict.def: Add flags for each prediction, set probabilities
6617 according to B&L paper.
6618 * predict.h (DEF_PREDICTOR): New argument FLAGS.
6620 * profile.c (compute_branch_probabilities): Cleanup way the edge
6621 probabilities are computed and REG_BR_PROB notes are dropped; if
6622 values does not match, emit error.
6623 (init_branch_prob): Do error instead of warning when profile driven
6624 feedback is missing or corrupt.
6626 2001-07-27 DJ Delorie <dj@redhat.com>
6628 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
6629 against a constant, try to adjust the compare to have the desired
6630 constant in it so that min/max optimizations happen more often.
6632 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6634 * flow.c (last_loop_beg_note): New function.
6635 (redirect_edge_and_branch): Use it.
6636 (split_edge): Likewise.
6638 * alias.c (loop_p): Avoid uninitialized memory access.
6640 * flow.c (try_forward_edges): Avoid accessing freed memory.
6642 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
6645 2001-07-26 Andrew Haley <aph@redhat.com>
6646 Joern Rennecke <amylaar@redhat.com>
6648 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
6649 (SUBTARGET_CPP_ENDIAN_SPEC): New.
6650 (SUBTARGET_CPP_SPEC): New.
6652 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
6653 (SUBTARGET_CPP_PTR_SPEC): New.
6654 (CPP_DEFAULT_CPU_SPEC): New.
6655 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
6656 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
6657 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
6658 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
6659 (SUBTARGET_CPP_SPEC): Define as an empty string.
6661 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6663 * doc/install.texi (Configuration): Properly link the host
6664 specific instructions also when generating HTML.
6666 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
6668 * flow.c (redirect_edge_and_branch_force): Test
6669 target->global_live_at_start.
6671 2001-07-26 Richard Henderson <rth@redhat.com>
6673 * simplify-rtx.c (avoid_constant_pool_reference): Export.
6674 * rtl.h (avoid_constant_pool_reference): Declare it.
6675 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
6676 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
6678 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
6680 * rtl.h (cleanup_barriers): Declare.
6681 * jump.c (cleanup_barriers): New function.
6682 * toplev.c (rest_of_compilation): Call cleanup_barriers
6683 before loop optimizer and after bb_reorder.
6685 * flow.c (back_edge_of_syntactic_loop_p): New.
6686 (split_edge): Use it.
6688 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6690 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
6692 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
6694 * cse.c (cse_process_notes): Replace any registers if the address
6697 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
6699 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
6700 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
6701 (propagate_block): Update prototype.
6702 * flow.c (update_life_info): Simplify the CFG and
6703 recalculate the global regs which are alive when
6704 removing dead code during a global update.
6705 (propagate_block): Return non-zero if an INSN is
6708 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6710 * Makefile.in (LIBICONV): Define.
6712 2001-07-26 Catherine Moore <clm@redhat.com>
6714 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
6715 of conditional to avoid tree checking errors.
6717 2001-07-26 Kazu Hirata <kazu@hxi.com>
6719 * regmove.c (regmove_optimize): Don't replace a reg with
6720 another reg of a different mode.
6722 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
6724 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
6725 limit length of dependancy flush list.
6726 * params.h (MAX_PENDING_LIST_LENGTH): Define.
6727 * sched-int.h (struct deps): Add pending_flush_length field.
6728 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
6729 has 1 element in it.
6730 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
6731 (sched_analyze): After a jump, if the pending memory flush list is too
6732 large, flush the pending lists.
6733 (init_deps): Initialize pending_flush_length to 0.
6734 * doc/invoke.texi (max_pending_list_length): Document parameter.
6736 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
6738 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
6739 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
6740 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
6742 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6744 * cpphash.h (struct_lexer_state): Delete was_skipping.
6745 Move skipping here from struct cpp_reader.
6746 * cpplex.c (parse_identifier): Update.
6747 (_cpp_lex_token): Don't skip tokens in a directive.
6748 * cpplib.c (struct if_stack): Update.
6749 (start_directive, end_directive): Don't change skipping state.
6750 (_cpp_handle_directive): Update.
6751 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
6752 (do_else, do_endif): Update; only check for excess tokens if not
6753 in a skipped conditional block.
6754 (push_conditional): Update for new struct if_stack.
6756 2001-07-26 Graham Stott <grahams@redhat.com>
6758 * function.c (locate_and_pad_parm): Also pad initial offset
6759 so that the total argument size also includes the padding.
6761 2001-07-26 Graham Stott <grahams@redhat.com>
6763 * gensupport.c (alter_output_for_insn): Correct enable checking failure
6764 change XSTR to XTMPL.
6766 (process_one_cond_exec): Likewise
6768 2001-07-25 Richard Henderson <rth@redhat.com>
6770 * varasm.c (assemble_variable): Create DECL_RTL before setting
6773 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
6775 * predict.c (estimate_probability): Avoid duplicated predictions.
6777 * loop.c (find_and_verify_loops): Grok multiple barriers.
6779 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6781 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
6783 * dbxout.c: Consistently use putc instead of fputc.
6784 (print_wide_int): New function; call instead of direct fprintf.
6785 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
6786 (dbxout_type_fields, dbxout_type_method_1): Likewise.
6787 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
6788 (print_int_cst_octal): Likewise.
6789 (print_octal): Show we wrote characters.
6790 (dbxout_type): Set have_used_extensions in more places.
6792 2001-07-25 Catherine Moore <clm@redhat.com>
6794 * config/v850/v850.c (v850_va_arg): Use addr
6795 instead of valist to build incr.
6797 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
6799 * flow.c (delete_dead_jumptables): New function.
6800 (life_analyzis): Call it.
6801 * bb-reorder.c (skip_insns_after_block): Handle contradictory
6804 2001-07-25 Richard Henderson <rth@redhat.com>
6806 * except.c (reachable_handlers): Handle a region being removed
6807 out from under a RESX.
6809 2001-07-25 Richard Henderson <rth@redhat.com>
6811 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
6812 swap GE/GT if it is an fp comparison.
6814 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
6816 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
6819 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
6821 * ssa.c (rename_insn_1): Do not wrap an assignment to a
6822 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
6825 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
6827 (visit_expression): When attempting to simplify an expression,
6828 retrieve any modes for arguments before they are simplified
6831 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
6832 Janis Johnson <janis@us.ibm.com>
6834 * stmt.c (expand_goto): A nonlocal goto can be a call too.
6835 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
6836 pointer parameters to match documented usage of nonlocal_goto.
6837 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
6838 parameters to their correct order.
6839 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
6840 parameters to their correct order.
6842 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
6844 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
6846 2001-07-25 Jan Hubicka <jh@suse.cz>
6847 Richard Henderson <rth@redhat.com>
6849 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
6851 (make_edges): New argument update_p; populate the edge cache if set.
6852 (find_basic_blocks): Update make_edges invocation.
6854 2001-07-24 Joel Sherrill <joel@OARcorp.com>
6856 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
6858 2001-07-24 Joel Sherrill <joel@OARcorp.com>
6860 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
6861 -Acpu and -Amachine.h.
6862 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
6863 Corrected header to say ELF not a.out.
6864 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
6865 when given -msoft-float.
6867 2001-07-24 Joel Sherrill <joel@OARcorp.com>
6869 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
6870 extra multilib parts like arm-elf.
6871 (i960-*-coff*, i960-*-rtems): Should not use collect2.
6872 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
6873 crtfini.o as extra multilib parts.
6875 2001-07-24 Joel Sherrill <joel@OARcorp.com>
6877 * configure.in: Add rtems as a supported thread model.
6878 * gthr-rtems.h: Add missing entry point __gthread_active_p.
6879 * configure: Rebuilt.
6881 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
6883 * stor-layout.c (get_mode_alignment): make it work when
6884 BITS_PER_UNIT is not a power of two.
6885 * builtins.c (get_pointer_alignment): Likewise.
6887 2001-07-24 Richard Henderson <rth@redhat.com>
6889 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
6890 the retrieved constant into the expected mode.
6892 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
6894 * flow.c (try_simplify_condjump): Avoid duplicated edges.
6895 (verify_flow_info): Check for duplicated edges; clarify
6898 * flow.c (block_label): Update basic_block_for_insn.
6899 (commit_edge_insertions): Call compute_bb_for_insn.
6901 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
6904 * flow.c (redirect_edge_and_branch,
6905 try_optimize_cfg): Use redirect_edge_succ_nodup
6906 (redirect_edge_succ_nodup): New.
6907 * basic_block.h (redirect_edge_succ_nodup): Declare.
6909 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
6912 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
6914 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
6915 (try_crossjump_to_edge): Update commetns.
6916 (try_crossjump_bb): Likewise.
6918 2001-07-24 Richard Henderson <rth@redhat.com>
6920 * combine.c (distribute_notes): Move set of need_refresh
6921 for noop_move_p down to catch all cases.
6923 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
6925 * recog.c (split_all_insns_noflow): New.
6926 * rtl.h (split_all_insns_noflow): Declare.
6927 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
6928 * m68hc11.c (m68hc11_reorg): Likewise.
6929 * sh.c (machine_dependent_reorg): Likewise.
6930 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
6933 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
6935 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
6936 (ashlsi3_n splitter): Likewise.
6937 (lshrsi3_n splitter): Likewise.
6939 (GOTaddr2picreg): Make const SImode.
6940 (sym_label2reg): Likewise.
6941 (symGOT2reg): Likewise.
6942 (symGOTOFF2reg) Likewise.
6944 (casesi_worker_0): Make unspec SImode.
6946 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
6948 * config/sh/sh.c (barrier_align): Check that an operand really is
6949 an insn before extracting its INSN_CODE.
6951 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
6953 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
6956 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
6957 for SImode to prevent overflow.
6959 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6961 * config/mips/irix6-libc-compat.c: New file.
6962 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
6963 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
6966 2001-07-24 lars brinkhoff <lars@nocrew.org>
6968 * rtl.texi (REG_POINTER): Document.
6969 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
6970 QFmode, HFmode, TQFmode, QCmode, and HCmode.
6972 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
6974 * flow.c (delete_noop_moves): Do not confuse libcall regions.
6976 2001-07-23 Richard Henderson <rth@redhat.com>
6978 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
6980 2001-07-23 Kazu Hirata <kazu@hxi.com>
6982 * config/h8300/h8300-protos.h: Add a prototype for
6983 general_operand_dst_push.
6984 * config/h8300/h8300.c (general_operand_dst_push): New.
6985 * config/h8300/h8300.h (OK_FOR_T): New.
6986 (EXTRA_CONSTRAINT): Use it.
6987 * config/h8300/h8300.md (movqi_push): Remove and integrate into
6988 the existing movqi pattern.
6989 (movhi_push): Likewise.
6991 * reload.c: Fix comment typos.
6993 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
6995 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
6997 2001-07-23 H.J. Lu (hjl@gnu.org)
6999 * doc/extend.texi: Update __builtin_return_address and
7000 __builtin_frame_address.
7002 2001-07-23 Richard Henderson <rth@redhat.com>
7004 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
7006 * config/i386/i386.md: New setcc+movzbl peephole2.
7008 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7010 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
7011 * objc/objc-act.c: Include debug.h.
7012 (synth_module_prologue): Save and restore debug hooks too.
7014 2001-07-23 lars brinkhoff <lars@nocrew.org>
7016 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
7017 and C4X_FLOAT_FORMAT.
7018 (BOOL_TYPE_SIZE): Document.
7020 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
7022 * unroll.c (loop_iterations): Fix miscalculation of initial
7025 2001-07-13 Andrew Haley <aph@redhat.com>
7027 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
7028 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
7029 * config/sh/sh.c (sh_can_redirect_branch): New function.
7030 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
7031 * reorg.c (steal_delay_list_from_target): Use
7032 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
7034 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
7036 * flow.c (try_simplify_condjump): Unlink insn chain on
7037 fallthru edge; use can_fallthru.
7039 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
7041 * basic-block.h (find_sub_basic_block): Declare.
7042 * flow.c (make_edges): New arguments MIN and MAX;
7043 (find_sub_basic_blocks): Revamp to use make_edges
7044 and purge_dead_edges.
7045 (find_basic_blocks): Update call of find_sub_basic_block.
7047 * recog.c (split_all_insns): Always expect CFG to be consistent;
7048 call find_sub_basic_blocks in case something has changed.
7049 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
7052 * basic-block.h (delete_noop_moves): Declare.
7053 * combine.c (combine_instructions): Call it.
7054 (recog_for_combine): Tolerate noop moves
7055 (distribute_notes): Force refresh when register dies at noop move.
7056 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
7058 (life_analysis): Update delete_noop_moves call.
7059 (set_noop_p): Move too ...
7060 * rtlanal.c (noop_move_p): ... here.
7061 * rtl.h (noop_move_p): Declare.
7063 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
7064 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
7066 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
7067 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
7069 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
7071 * reload.c (push_reload): Fix typo in comment.
7072 (find_reloads_address): Ditto.
7073 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
7075 2001-07-22 Richard Henderson <rth@redhat.com>
7077 * flow.c: Grammar check and clarify a lot of comments.
7078 (try_simplify_condjump): Rename variables to be clearer.
7079 (try_forward_edges): Skip complex and fallthru edges.
7080 Rearrange tests to avoid duplicate checks.
7081 (flow_find_cross_jump): Likewise.
7082 (outgoing_edges_match): Allow match if neither branch has
7083 probability data. Loosen probability match to 5%.
7084 (try_crossjump_to_edge): Hoist repeated indirection into
7086 (try_crossjump_bb): Don't check complex edges. Eliminate
7087 redundant crossjump tests.
7088 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
7089 checks before more expensive checks.
7091 2001-07-22 Richard Henderson <rth@redhat.com>
7093 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
7094 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
7097 2001-07-22 Richard Henderson <rth@redhat.com>
7099 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
7100 (const_sint32_operand): Likewise.
7101 * m68k.md (anon mulsi pattern): Use const_int_operand not
7102 const_sint32_operand.
7103 (umulsi3_highpart): Zero extend a constant input.
7104 (smulsi3_highpart): Don't bother checking SImode constant.
7105 (const_umulsi3_highpart): Give op3 DImode.
7106 (const_smulsi3_highpart): Likewise.
7108 2001-07-22 Richard Henderson <rth@redhat.com>
7110 * flow.c (split_block): Make sure bb_note is included in the
7111 new block when splitting before a label.
7113 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
7115 * basic-block.h (redirect_edge_and_branch_force,
7116 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
7117 * flow.c (redirect_edge_and_branch_force,
7118 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
7119 (redirect_edge_and_branch_force): Fix copying of lifeness information.
7120 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
7121 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
7122 instead of label; update CFG after transformation.
7123 (find_if_case_1): Update call, use redirect_edge_and_branch_force
7124 for finishing the transformation; handle even case where ELSE
7125 does not follow THEN.
7126 (find_if_case_2): Update call of dead_or_predictable; simplify
7129 * emit-rtl.c (split_branch_probability): New global variable.
7130 (try_split): Take care to set split_branch_probability and
7131 create REG_BR_PROB note for new jump insns.
7132 * md.texi (define_split): Document new feature.
7134 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
7136 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
7138 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
7139 (asm_out_file): Remove redundant declaration.
7140 (assemble_asm): Remove old #if 0 block.
7141 (assemble_variable): Remove end of function; debug output is
7142 now handled with global_decl. Remove old #if 0 block. Update.
7143 Remove saved_in_section and associated no-op code.
7144 * Makefile.in (varasm.o): Correct dependencies.
7146 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
7148 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7149 the definition in defaults.h.
7151 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
7153 * jump.c: Update comments.
7154 (delete_barrier_successors, delete_unreferenced_labels,
7155 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
7156 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
7157 jump_optimize, jump_optimize_minimal): Kill.
7158 (rebuild_jump_labels): Move code from jump_optimize_1.
7159 (purge_line_number_notes): Likewise.
7160 (copy_loop_headers): Likewise.
7161 * reg-stack.c: Update comment.
7163 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
7164 JUMP_AFTER_REGSCAN): Kill.
7165 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
7166 purge_line_number_notes and copy_loop_headers.
7168 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
7169 Richard Henderson <rth@redhat.com>
7171 * dbxout.c (dbxout_global_decl): New.
7172 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
7173 * sdbout.c (sdbout_finish): New.
7174 (sdbout_debug_hooks): Use it, add comments.
7175 (sdbout_global_decl): Defer initialised public vars to
7177 * varasm.c (assemble_variable): Don't output debug information
7178 for file-scope variables.
7180 2001-07-22 Richard Henderson <rth@redhat.com>
7182 * config/alpha/alpha.c (get_trap_mode_suffix): New.
7183 (get_round_mode_suffix): New.
7184 (print_operand): Use them for [/]. Remove support for [&'`()+].
7185 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
7186 * config/alpha/alpha.md (attr round_suffix): New.
7187 (attr trap_suffix): New.
7188 (all insns): Set them appropriately. Use %/ instead of the
7191 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7193 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
7195 2001-07-22 Richard Henderson <rth@redhat.com>
7197 * regrename.c (regrename_optimize): Compute nregs for each
7198 potential target register.
7200 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
7201 Richard Henderson <rth@redhat.com>
7203 * dbxout.c (dbxout_global_decl): New.
7204 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
7205 * sdbout.c (sdbout_finish): New.
7206 (sdbout_debug_hooks): Use it, add comments.
7207 (sdbout_global_decl): Defer initialised public vars to
7209 * varasm.c (assemble_variable): Don't output debug information
7210 for file-scope variables.
7212 2001-07-21 H.J. Lu (hjl@gnu.org)
7214 * config/mips/mips.c (mips_cpu): Moved into ...
7215 (override_options): Here.
7217 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
7219 (mips_cpu): Removed.
7221 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7223 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
7224 ("iorqi3"): Likewise.
7225 ("xorqi3"): Likewise.
7226 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
7227 ("*subhi3_sp): Likewise.
7228 ("*subhi3"): Likewise.
7229 ("extendhisi2"): Accept D, X and Y as source operand to avoid
7232 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
7234 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
7235 * config/freebsd.h: Likewise.
7236 * config/linux.h: Likewise.
7237 * config/openbsd.h: Likewise.
7238 * config/alpha/linux-elf.h: Likewise.
7239 * config/arm/linux-elf.h: Likewise.
7240 * config/d30v/d30v.h: Likewise.
7241 * config/fr30/fr30.h: Likewise.
7242 * config/ia64/aix.h: Likewise.
7243 * config/ia64/ia64.h: Likewise.
7244 * config/mips/linux.h: Likewise.
7245 * config/pj/pj.h: Likewise.
7246 * config/rs6000/linux.h: Likewise.
7247 * config/sparc/linux.h: Likewise.
7248 * config/sparc/linux64.h: Likewise.
7250 2001-07-20 Bruce Korb <bkorb@gnu.org>
7252 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
7253 because getc() and char* may disagree on signedness.
7255 2001-07-20 Richard Henderson <rth@redhat.com>
7257 * doc/rtl.texi (REG_DEAD): Update for current semantics.
7259 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
7260 insns to delete in the presence of cc0 in a jump insn.
7262 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
7263 Jan Hubicka <jh@suse.cz>
7265 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
7266 of doing the change by hand.
7268 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
7270 * rtlanal.c (set_noop_p): Return true for noop jumps.
7272 * expr.c (emit_single_push_insn): Add call to push expander.
7273 * expr.h (optab_index): Add OTI_push
7274 (push_optab): New constant.
7275 * genopinit.c (optabs): Add push_optab.
7276 * optabs.c (init_optab): Init push optab.
7277 * md.texi (push??1): Document
7279 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7281 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
7282 expand to emit the pattern; put a REG_INC note for push/pop
7284 ("movdf", "movdf_internal"): Likewise.
7285 ("movsi", "movsi_internal"): Likewise.
7286 ("movsf", "movsf_internal"): Likewise.
7287 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
7289 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7291 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
7294 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
7296 * params.def: Change default max inline insns to 100.
7298 2001-07-20 Diego Novillo <dnovillo@redhat.com>
7300 * combine.c (combine_simplify_rtx): Generate a new shift operation
7301 when simplifying the first operand of a (neg (ashift)) expression.
7303 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7305 * regclass.c (N_REG_INTS): Use only 32 bits per element.
7307 2001-07-20 Kelley Cook <kelley.cook@home.com>
7309 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
7310 information. Move rest into ...
7311 (*-*-solaris): ... here. Eliminate redundant information and
7312 reword necessary packages section. Delete 4.x assembler bug info.
7313 (sparc-sun-*): Merge into ...
7314 (sparc-sun-sunos*): here.
7316 2001-07-20 Catherine Moore <clm@redhat.com>
7318 * config/v850/v850.md (casesi): Generate LABEL_REF
7321 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
7323 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
7324 * i386.c (ix86_zero_extend_to_Pmode): Make global.
7325 * i386.md (strclrsi expander): Use it.
7327 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
7329 * integrate.c (copy_insn_list): handle
7330 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
7331 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
7332 identically as to CODE_LABEL.
7334 * fold-const (fold): Convert A/B/C to A/(B*C) and
7337 * except.c (connect_post_landing_pads): Delete the RESX insns.
7339 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
7341 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
7343 * config/mips/mips.md (nmadd/nmsub): Use macro.
7345 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
7347 * cppinit.c (remove_dup_dir): Make static.
7348 (remove_dup_dirs): Make static. Only warn about preempting a
7349 system directory with a non-system directory.
7351 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
7353 * ifcvt.c (noce_try_store_flag_constants): Correct order
7354 of parameters to trunc_int_for_mode.
7356 2001-07-19 Mark Mitchell <mark@codesourcery.com>
7358 * reorg.c (fill_simple_delay_slots): If an instruction might throw
7359 an exception that will be caught within this function, do not fill
7360 its delay slot with any subsequent instruction.
7362 2001-07-19 Steve Ellcey <sje@cup.hp.com>
7364 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
7365 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
7366 pointer extension instruction.
7367 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
7368 * simplify-rtx.c (simplify_unary_operation) Likewise.
7369 * explow.c (convert_memory_address) Check value of
7370 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
7372 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
7373 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
7374 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
7375 Add Multilib Support.
7376 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
7377 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
7378 Add Multilib Support.
7379 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
7381 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
7382 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
7383 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
7385 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
7387 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
7388 old and new operands in `<', `3' and `b'.
7390 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
7392 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
7393 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
7394 (toplev.o): Don't depend on xcoffout.h.
7395 * c-decl.c: Include debug.h
7396 (duplicate_decls): Use debug hook.
7397 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
7398 (dbx_debug_hooks, xcoff_debug_hooks): Update.
7399 (dbxout_types): Remove.
7400 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
7401 * debug.c (do_nothing_debug_hooks): Update.
7402 (debug_true_tree, debug_nothing_rtx): New.
7403 * debug.h (struct rtx_def): New.
7404 (struct gcc_debug_hooks): New hooks ignore_block,
7405 outlining_inline_function and label.
7406 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
7407 dwarf2out_frame_finish): New.
7408 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
7409 Make static, update prototype.
7410 (dwarf2_debug_hooks): Update.
7411 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
7412 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
7413 * dwarfout.c (dwarf_debug_hooks): Update.
7414 * emit-rtl.c: Include debug.h.
7415 (remove_unnecessary_notes): Use debug hook.
7416 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
7417 (final_scan_insn): Use debug hook.
7418 * integrate.c (output_inline_function): Use debug hook.
7419 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
7420 (sdb_debug_hooks): Update.
7421 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
7422 * toplev.c: Don't include xcoffout.h.
7423 (note_outlining_of_inline_function, debug_ignore_block): Remove.
7424 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
7426 * tree.h (dwarf2out_do_frame): Remove.
7428 2001-07-19 Catherine Moore <clm@cygnus.com>
7430 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
7432 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
7434 * reload1.c (eliminate_regs_in_insn): When updating a set
7435 to the frame pointer to the hardware frame pointer, perform
7436 the update always not just when REPLACE is set.
7438 * reload1.c (choose_reload_regs): Don't inherit a reload
7439 that crosses multiple registers if registers past the first
7440 don't fit in the desired class.
7442 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
7443 when negating constants.
7445 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
7447 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
7448 * doc/tree.texi: Ditto.
7450 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
7451 Jakub Jelinek <jakub@redhat.com>
7453 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
7454 (extract_cie_info): Handle "eh" augmentation properly,
7456 (struct frame_state, __frame_state_for): New.
7458 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7460 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
7461 HANDLE_SYSV_PRAGMA): Define.
7462 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
7464 (copy_object): Caller changed.
7466 2001-07-19 Andreas Schwab <schwab@suse.de>
7468 * configure.in (assembler dwarf2 debug_line support): Define nop
7470 * configure: Regenerated.
7472 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
7474 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
7476 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
7477 to conditionally compiled block.
7478 (dbx_debug_hooks, xcoff_debug_hooks): Update.
7479 * dbxout.h (dbxout_function): Remove.
7480 * debug.c (do_nothing_debug_hooks): Update.
7481 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
7482 global_decl, deferred_inline_function.
7483 * dwarf2out.c (dwarf2_debug_hooks): Update.
7484 (dwarf2out_global_decl): New.
7485 * dwarfout.c: Don't include dwarfout.h.
7486 (dwarfout_global_decl, dwarfout_function_decl,
7487 dwarfout_deferred_inline_function): New.
7488 (dwarf_debug_hooks): Update.
7489 * dwarfout.h: Remove.
7490 * final.c: Don't include dwarfout.h.
7491 * sdbout.c (sdbout_global_decl): New.
7492 (sdbout_debug_hooks): Update.
7493 * toplev.c: Don't include dwarfout.h.
7494 (check_global_declarations, rest_of_compilation): Use new debug hooks.
7495 (note_deferral_of_defined_inline_function): Remove.
7496 * toplev.h (note_deferral_of_defined_inline_function): Remove.
7497 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
7498 * ch/lex.c: Don't include dwarfout.h.
7499 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
7500 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
7501 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
7502 * cp/optimize.c: Include debug.h.
7503 (maybe_clone_body): Use debug hook.
7504 * cp/semantics.c: Include debug.h.
7505 (expand_body): Use debug hook.
7506 * po/POTFILES.in: Remove dwarfout.h.
7508 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
7510 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
7511 * c-parse.in (yyerror, _yylex): Similarly.
7512 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
7513 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
7515 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
7516 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
7518 2001-07-18 Jeff Sturm <jsturm@one-point.com>
7520 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
7521 in-class declaration at -g1. Fixes c++/2814.
7523 2001-07-18 Richard Henderson <rth@redhat.com>
7525 * doc/md.texi (reload_in/out): Document restrictions in predicates
7526 and constraints for these patterns. Document empty string matching
7529 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7531 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
7533 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
7535 * cse.c: Undo my previous patch.
7537 2001-07-18 Tom Tromey <tromey@redhat.com>
7540 * configure: Rebuilt.
7541 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
7543 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
7545 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
7546 Jan Hubicka <jh@suse.cz>
7548 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
7549 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
7550 * jump.c (mark_jump_label): Do not forward branches.
7552 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
7554 * cse.c (delete_trivially_dead_insns): Delete the libcall block
7555 when return value is unused.
7557 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
7559 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
7561 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
7563 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
7564 on error. We can't blindly return the result of
7565 pthread_mutex_trylock because it returns a positive number on
7566 error, while we must return -1 on error.
7567 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
7569 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
7571 2001-07-18 Andreas Jaeger <aj@suse.de>
7573 * integrate.c (output_inline_function): Correct type of debug_hooks.
7575 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
7577 * combine.c (combine_simplify_rtx): DIV can be treated
7578 associatively for floats if unsafe math optimisations are enabled.
7580 2001-07-17 Richard Henderson <rth@redhat.com>
7582 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
7584 2001-07-17 Richard Henderson <rth@redhat.com>
7586 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
7587 don't force the function address into a register.
7588 (expand_call, emit_library_call_value_1): Update callers.
7589 * builtins.c (expand_builtin_apply): Likewise.
7590 * expr.h (prepare_call_address): Update decl.
7592 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
7594 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
7596 * config/i386/chorus.h: Move up.
7597 * config/sparc/chorus.h: Likewise.
7598 * config/rs6000/chorus.h: Likewise.
7599 * config/chorus.h: Moved here.
7601 2001-07-17 Andreas Schwab <schwab@suse.de>
7603 * configure.in (assembler eh_frame optimization): Handle big
7605 * configure: Regenerated.
7607 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
7609 * expr.c (epxand_expr): Convert divisions into multiplications by
7610 reciprocals if -ffast-math.
7612 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
7614 * dbxout.c (dbxout_really_begin_function): Rename to
7615 dbxout_begin_function.
7616 (dbx_debug_hooks, xcoff_debug_hooks): Update.
7617 (dbxout_begin_function): Remove.
7618 (dbxout_function): Update.
7619 (dbxout_source_line): Update prototype.
7620 * dbxout.h (dbxout_begin_function): Remove.
7621 * debug.c (do_nothing_debug_hooks): Update.
7622 (debug_nothing_tree): Update.
7623 (debug_nothing_charstar_rtx): Remove.
7624 * debug.h (union tree_node): Declare.
7625 (struct rtx_def): Remove.
7626 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
7627 begin_function. Change source_line prototype.
7628 (debug_nothing_tree): New.
7629 (debug_nothing_charstar_rtx): Delete.
7630 (dwarf2out_begin_prologue): Moved from ...
7632 * dwarf2out.c (dwarf2_debug_hooks): Update.
7633 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
7634 debug info, call dwarf2out_source_line.
7635 (dwarf2out_souce_line): Update prototype.
7636 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
7637 Change prototype, make static.
7638 (dwarfout_source_line): Update prototype.
7639 (dwarf_debug_hooks): Update.
7640 * dwarfout.h (dwarfout_begin_function): Remove.
7641 * final.c (final_start_function, final_scan_insn): Use appropriate
7642 debug hooks, update to use notice_source_line.
7643 (output_source_line): Rename notice_source_line. Don't call the
7644 source_line debug hook.
7645 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
7646 make static, update prototype.
7647 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
7649 (sdbout_end_prologue): New.
7650 (sdbout_source_line): Update prototype.
7651 (sdbout_debug_hooks): Update.
7652 (sdbout_symbol): Remove unused var.
7653 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
7655 * varasm.c: Include debug.h.
7656 (assemble_start_function): Use begin_function debug_hook.
7657 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
7658 update with prototype.
7659 (xcoffout_source_line): Update prototype.
7660 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
7662 (xcoffout_source_line): Update prototype.
7664 2001-07-17 Richard Henderson <rth@redhat.com>
7666 * c-typeck.c (build_binary_op): Do not shorten unsigned
7667 right shift after sign extension.
7669 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
7671 * combine.c (combine_simplify_rtx): Attempt to simplify
7672 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
7674 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
7675 (simplify_binary_operation, simplify_unary_operation,
7676 simplify_relational_operation): Use it.
7678 * combine.c (combine_simplify_rtx): Don't do associative law
7679 on divisions; allow associative law on floats.
7681 2001-07-17 H.J. Lu <hjl@gnu.org>
7682 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7684 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
7685 ASM_OUTPUT_WEAK_ALIAS are defined.
7686 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
7687 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
7689 * config/mips/iris5.h: ... here.
7690 (HANDLE_SYSV_PRAGMA): Defined as 1.
7691 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
7692 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
7695 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
7697 * c-parse.in (all_prefix_attributes): New variable.
7698 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
7699 (maybe_resetattrs): New production.
7700 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
7701 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
7702 notype_initdcl, nested_function, notype_nested_function,
7703 component_decl, components, components_notype,
7704 component_declarator, component_notype_declarator,
7705 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
7706 ivars, mydecl, myparm): Update. Avoid prefix attributes just
7707 after a comma being applied to more than one declarator.
7708 * doc/extend.texi (Attribute Syntax): Update. Remove
7709 documentation of bugs that are no longer present.
7711 2001-07-13 Eric Christopher <echristo@redhat.com>
7713 * config/mips/mips.h: Change TUNE_MIPS* options to use
7715 (EXTRA_SPECS): Add cc1_cpu_spec.
7716 * config/mips/mips.md (muldf3): Fix typo.
7718 2001-07-16 Richard Henderson <rth@redhat.com>
7720 * config/m68k/m68k.c: Include expr.h and reload.h.
7721 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
7722 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
7724 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
7725 Richard Henderson <rth@redhat.com>
7727 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
7728 (insn_live_p): Fix fall off end of function.
7729 (dead_libcall_p): Remove COUNTS argument; update callers.
7730 (delete_trivially_dead_insns): Remove unused variables.
7732 2001-07-17 Andreas Jaeger <aj@suse.de>
7734 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
7737 * lcm.c (optimize_mode_switching): Avoid warning for unused
7738 variable if !NORMAL_MODE.
7740 * flow.c (try_crossjump_to_edge): Remove unused variable.
7742 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
7744 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
7745 atexit declaration in stdlib.h.
7747 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
7749 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
7751 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7753 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
7754 * except.c (finish_eh_generation): Update call of cleanup_cfg;
7755 do rebuild_jump_labels instead of jump_optimize
7756 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
7757 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
7758 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
7760 * flow.c: Include timevar.h
7761 (find_basic_block): Push/pop timevar;
7762 (cleanup_cfg): Likewise.
7763 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
7764 * Makefile: Add dependencies on timevar.h
7766 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
7767 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
7769 * rtl.h (delete_trivially_dead_insns): Add new parameter.
7770 * toplev.c (rest_of_compilation): Update calls.
7771 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
7772 (delete_trivially_dead_insns): ... here; accept new argument
7773 preserve_basic_blocks; preserve basic blocks if set.
7775 * reg-stack.c (stack_regs_mentioned): Return 0 if
7776 stack_regs_mentioned_data is not initialized.
7777 (reg_to_stack): Make stack_regs_mentioned survive after the
7778 reg-stack is completted; do not call cleanup_cfg.
7779 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
7780 make cleanup_cfg after bb-reorder to output to debug file.
7782 2001-07-16 Richard Henderson <rth@redhat.com>
7784 * regclass.c (init_reg_sets): Use only 32 bits per initializer
7785 from int_reg_class_contents.
7787 2001-07-16 Richard Henderson <rth@redhat.com>
7789 * hard-reg-set.h (regs_invalidated_by_call): Declare.
7790 * regclass.c (regs_invalidated_by_call): Move from cse.c.
7791 (init_reg_sets_1): Move initialization from cse_main.
7792 * cse.c (regs_invalidated_by_call): Move to regclass.c.
7793 (cse_main): Move its initialization also.
7794 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
7795 * flow.c (propagate_one_insn): Likewise.
7796 * gcse.c (compute_hash_table): Likewise.
7797 (compute_kill_rd, compute_store_table): Likewise.
7798 * sched-deps.c (sched_analyze_1): Likewise.
7800 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
7802 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
7805 2001-07-16 Steve Ellcey <sje@cup.hp.com>
7807 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
7808 in if statement so we don't access undefined memory.
7810 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
7812 * gcse.c: Update comment at top.
7813 Update comment on mem handling.
7814 mem_last_set, mem_first_set, mem_set_in_block: gone.
7815 Declaration of reg_set_info: gone.
7816 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
7817 pointless with load_killed_in_block_p (they are *more*
7818 conservative then it, not less, and less accurate).
7819 (oprs_not_set_p): Ditto.
7820 (alloc_gcse_mem): Don't allocate mem_set_in_block
7821 (free_gcse_mem): Don't free it, either.
7822 (record_last_mem_set_info): Update comment in front, remove
7823 mem_*set_* stuff. Note the reason we don't handle stores directly
7825 (compute_hash_table): Update comments to reflect reality. Remove
7826 mem_*set_* references.
7827 (reset_opr_set_tables): Remove mem_*set_* references.
7829 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
7830 (mark_clobber): Ditto (on both parts, we double set here too).
7831 (expr_killed_p): Remove mem_set_in_block test.
7832 (compute_transp): Remove mem_set_in_block test.
7834 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
7835 of edge, and removal of phi alternative to dump file.
7836 (ssa_ccp_substitute_constants): Add note about register now being
7837 constant, and which uses were replaced in what insns to dump file.
7839 2001-07-16 Andreas Jaeger <aj@suse.de>
7841 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
7842 variables of type HOST_WIDEST_INT.
7844 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
7845 (__bb_exit_func): Correct type of count_max to avoid overflow.
7846 (num_digits): Handle long long argument.
7848 * combine.c (gen_lowpart_for_combine): Remove unused variable.
7850 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7852 * output.h (sdb_begin_function_line): Restore as an extern
7854 * sdbout.c (sdb_begin_function_line): Make extern.
7856 2001-07-15 Richard Henderson <rth@redhat.com>
7858 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
7859 * genrecog.c (maybe_both_true_mode): New.
7860 (maybe_both_true_2): Use it.
7861 (write_switch): Don't put Pmode in a switch.
7862 * rtl.c (mode arrays): Don't explicitly size them.
7864 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
7866 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
7867 handling; move unconditional splitting before mode switching.
7869 * i386.md (type): Add fistp type.
7870 (i387, length_attr, scheduling definitions): Handle this type.
7871 (fix_trunc?f?i2): Revamp to use mode switching.
7872 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
7873 * i386.h (fp_cw_mode): New enum
7874 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
7875 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
7877 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7879 * Makefile.in (integrate.o): Add debug.h.
7880 * integrate.c (debug.h): Add.
7881 (output_inline_function): Save, reset, and restore debug_hooks.
7883 2001-07-15 Richard Henderson <rth@redhat.com>
7885 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
7886 instead of COMPARE for the EQUIV expression.
7888 2001-07-15 Richard Henderson <rth@redhat.com>
7890 * flow.c (redirect_edge_and_branch_force): Initialize
7891 global_live_at_start and global_live_at_end.
7892 (allocate_bb_life_data): Export.
7893 * basic-block.h (allocate_bb_life_data): Declare.
7894 * toplev.c (rest_of_compilation): Call it.
7896 2001-07-15 Richard Henderson <rth@redhat.com>
7898 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
7899 (alpha_tablejump_best_label): New.
7900 * config/alpha/alpha-protos.h: Declare them.
7901 * config/alpha/alpha.md: Use braced strings for code blocks.
7902 (tablejump_osf): Break out add with r29.
7903 (tablejump_osf_internal): Remove.
7904 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
7905 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
7907 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7909 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
7912 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
7914 * i386-protos.h (ix86_split_fp_branch): Update prototype.
7915 (ix86_fp_jump_nontrivial_p): New.
7916 * i386.md (fp_jcc_?): Update call of split_fp_branch;
7917 use ix86_fp_jump_nontrivial_p.
7918 * i386.c (ix86_fp_jump_nontrivial_p): New.
7919 (ix86_split_fp_branch): Accept code instead of rtx.
7920 (ix86_expand_compare): Expand comparison early in case
7921 doing so is resonably cheap.
7923 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
7925 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
7927 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
7928 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
7930 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
7932 * dbxout.c (dbxout_source_line): Make static, update prototype.
7933 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
7934 (dbxout_init, dbxout_finish, dbxout_source_line,
7935 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
7936 * dbxout.h (dbxout_source_line): Delete.
7937 * debug.c (debug_nothing_file, debug_nothing_file_int,
7938 debug_nothing_file_charstar_rtx): New.
7939 (do_nothing_debug_hooks): Update.
7940 (debug_nothing_void, debug_nothing_charstar_rtx,
7941 dwarf2out_end_epilogue): New.
7942 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
7943 * debug.h (struct rtx_def): Declare.
7944 (gcc_debug_hooks): New hooks source_line, end_epilogue
7946 (debug_nothing_void, debug_nothing_charstar_rtx,
7947 dwarf2out_end_epilogue): New.
7948 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
7949 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
7950 (dwarf2_debug_hooks): Update.
7951 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
7952 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
7953 * dwarf2out.h (dwarf2out_source_line): Remove.
7954 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
7955 Make static, update prototype.
7956 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
7957 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
7958 (dwarf_debug_hooks): Update.
7959 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
7960 dwarfout_end_function): Remove.
7961 * final.c (profile_function): Use debug hooks for ending functions
7963 (output_source_line, final_end_function): Update prototype,
7965 (final_start_function, final_scan_insn): Update.
7966 * output.h (sdb_begin_function_line): Remove.
7967 (final_end_function): Update prototype.
7968 * sdbout.c (sdb_begin_function_line): Make static.
7969 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
7970 (sdbout_source_line): New.
7971 (sdbout_end_epilogue, sdbout_end_function): Make static, update
7973 (sdb_debug_hooks): Update.
7974 (sdbout_init, sdbout_source_line,
7975 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
7976 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
7977 * toplev.c (compile_file, rest_of_compilation): Update.
7978 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
7979 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
7980 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
7981 Update for prototype changes.
7982 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
7983 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
7985 2001-07-15 Richard Henderson <rth@redhat.com>
7987 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
7988 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
7989 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
7990 * config/alpha/alpha.c: Likewise.
7991 * config/alpha/alpha.md: Likewise.
7992 * config/alpha/alpha32.h: Likewise.
7993 * config/alpha/vms.h: Likewise.
7996 2001-07-14 Richard Henderson <rth@redhat.com>
7998 * config/alpha/alpha.md: Use define_constants for unspec values.
7999 Substitute throughout.
8001 2001-07-14 Tim Josling <tej@melbpc.org.au>
8003 * tree.def (EXPON_EXPR) remove. Never supported anyway.
8005 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
8007 * pa.md: Remove unused constraints from define_split's.
8009 2001-04-14 Richard Henderson <rth@redhat.com>
8011 * ifcvt.c (find_cond_trap): Test for exit block.
8013 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
8015 Re-install recently reverted patch.
8016 * emit-rtl.c (try_split): Update mark_jump_label call.
8017 * flow.c (find_sub_basic_blocks): Likewise.
8018 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
8020 (mark_all_labels): Kill second parameter.
8021 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
8022 (rebuild_jump_labels, jump_optimize_minimal): Update call
8024 (jump_optimize_1): Kill crossjumping code.
8025 (mark_jump_label): Kill cross_jump parameter.
8026 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
8027 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
8028 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
8030 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
8032 (dump_file_info): Likewise.
8033 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
8034 reorganize passes to do reg-stack first, bb-reorder second.
8035 * invoke.texi (-d letters doc): Remove the jump2 pass.
8037 2001-07-14 Richard Henderson <rth@redhat.com>
8039 * ifcvt.c (find_cond_trap): New.
8040 (find_if_header): Call it.
8041 (merge_if_block): Relax existing jump sanity check.
8042 * jump.c (jump_optimize_1): Remove conditional trap handling.
8044 2001-07-14 Alan Modra <amodra@bigpond.net.au>
8046 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
8048 (insn_refs_are_delayed): Correct comment.
8049 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
8050 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
8051 instead of r31. Make associated insn !TARGET_64BIT, and
8052 provide an additional 64-bit insn that clobbers r2.
8054 (udivsi3): Likewise.
8056 (umodsi3): Likewise.
8058 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
8060 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
8062 * flow.c (redirect_edge_and_branch_force, split_edge,
8063 try_crossjump_to_edge): Use set_block_for_new_insns.
8064 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
8066 2001-07-13 H.J. Lu (hjl@gnu.org)
8068 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
8071 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
8073 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
8075 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
8077 * c-common.c (decl_attributes): Take a pointer to the node to
8078 which attributes are to be attached, and a flags argument.
8079 * c-common.h (enum attribute_flags): New.
8080 (decl_attributes): Update prototype.
8081 * c-decl.c (start_decl, push_parm_decl, finish_struct,
8082 finish_enum, start_function): Update calls to decl_attributes.
8083 * c-parse.in (component_declarator, component_notype_declarator,
8084 label): Update calls to decl_attributes.
8086 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
8088 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
8089 * config/avr/avr.c (legitimate_address_p): Return value changed
8090 from letter to register classes. For better debugging.
8092 2001-07-13 Kazu Hirata <kazu@hxi.com>
8094 * jump.c (reversed_comparison_code_parts): Fix comment typos.
8096 2001-07-13 H.J. Lu (hjl@gnu.org)
8098 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
8100 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
8102 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
8103 correctly for shared configurations.
8104 * config/t-libgcc-pic: New.
8105 * config/{i386,m68k,sparc}/t-openbsd: New.
8106 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
8107 Support -shared. Support debugging libraries with -g.
8108 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
8109 frame information does not emit pointer diffs.
8110 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
8113 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
8115 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
8117 2001-07-13 David Edelsohn <edelsohn@gnu.org>
8119 * combine.c (try_combine): Ensure const_int pow2 is positive.
8121 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
8123 * config.gcc: Add configuration for s/390.
8124 * config/s390/s390.c: New. Subroutines for code generation.
8125 * config/s390/s390.h: New. Definitions for s/390.
8126 * config/s390/s390-protos.h: New. Prototypes.
8127 * config/s390/linux.h: New. Definitions for linux for s/390.
8128 * config/s390/linux64.h: New. Definitions for linux for zSeries.
8129 * config/s390/t-linux: New. Makefile fragment.
8130 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
8131 * config/s390/fixdfdi.h: New. Fix L_fix*di.
8133 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
8135 * emit-rtl.c (try_split): Update mark_jump_label call.
8136 * flow.c (find_sub_basic_blocks): Likewise.
8137 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
8139 (mark_all_labels): Kill second parameter.
8140 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
8141 (rebuild_jump_labels, jump_optimize_minimal): Update call
8143 (jump_optimize_1): Kill crossjumping code.
8144 (mark_jump_label): Kill cross_jump parameter.
8145 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
8146 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
8147 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
8149 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
8151 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
8152 reorganize passes to do reg-stack first, bb-reorder second.
8153 * invoke.texi (-d letters doc): Remove the jump2 pass.
8155 2001-07-12 Steve Ellcey <sje@cup.hp.com>
8157 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
8159 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8161 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
8163 (verify_flow_info): Make diagnostics prettier.
8165 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
8167 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
8169 * flow.c (outgoing_edges_match): Return early if condition reversal
8172 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
8174 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
8175 (mips_move_2words): When splitting a move into two instructions,
8176 prefix the second address operand with '%D'.
8178 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
8180 * Makefile.in (final.o): Depend on debug.h.
8181 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
8182 (dbx_debug_hooks): Add new hooks.
8183 (xcoff_debug_hooks): New.
8184 * debug.c (debug_nothing_file_int_int): New.
8185 (do_nothing_debug_hooks): Update.
8186 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
8187 (debug_nothing_file_int_int): New.
8188 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
8189 static, update prototype.
8190 (dwarf2_debug_hooks): Update.
8191 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
8192 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
8193 static, update prototype.
8194 (dwarf_debug_hooks): Update.
8195 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
8196 * final.c: Include debug.h.
8197 (final_scan_insn): Use debug hooks when beginning and ending blocks.
8198 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
8199 static, update prototype.
8200 (sdb_debug_hooks): Update.
8201 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
8202 * toplev.c: Distinguish between xcoff and dbx.
8204 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
8205 Call all debug hooks, not just dwarf ones.
8207 2001-07-11 Timothy Wall <twall@redhat.com>
8209 * config.gcc: Add configuration for AIX5/IA64.
8210 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
8211 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
8212 support prefix/suffix code.
8213 * config/ia64/t-aix: New. Makefile fragment.
8214 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
8216 2001-07-11 Kazu Hirata <kazu@hxi.com>
8218 * recog.c (validate_change): Fix a comment typo.
8220 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
8222 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
8223 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
8225 * dbxout.c (dbx_debug_hooks): Add new hooks.
8226 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
8228 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
8230 * dbxout.h (dbxout_start_new_source_file,
8231 dbxout_resume_previous_source_file): Delete.
8232 * debug.c (do_nothing_debug_hooks): Add new hooks.
8233 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
8234 (debug_nothing_int_charstar, debug_nothing_int): New.
8235 * debug.h (gcc_debug_hooks): New hooks define, undef,
8236 start_source_file and end_source_file.
8237 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
8238 (debug_nothing_int_charstar, debug_nothing_int): New.
8239 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
8240 the conditionally compiled section.
8241 (dwarf2out_start_source_file, dwarf2out_end_source_file,
8242 dwarf2out_define, dwarf2out_undef): Make static.
8243 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
8244 dwarf2out_define, dwarf2out_undef): Remove.
8245 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
8246 (dwarfout_start_source_file, dwarfout_end_source_file,
8247 dwarfout_define, dwarfout_undef): Make static.
8248 (dwarfout_start_source_file_check,
8249 dwarfout_end_source_file_check): New.
8250 (dwarfout_define, dwarfout_finish): Update.
8251 * dwarfout.h (dwarfout_start_new_source_file,
8252 dwarfout_resume_previous_source_file, dwarfout_define,
8253 dwarfout_undef): Remove.
8254 * sdbout.c (sdb_debug_hooks): Add new hooks.
8255 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
8257 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
8258 make static, take an arg.
8259 * sdbout.h (sdbout_start_new_source_file,
8260 sdbout_resume_previous_source_file): Delete.
8261 * toplev.c (debug_start_source_file, debug_end_source_file,
8262 debug_define, debug_undef): Delete.
8263 * toplev.h (debug_start_source_file, debug_end_source_file,
8264 debug_define, debug_undef): Delete.
8266 * java/jcf-parse.c: Include debug.h.
8267 (parse_class_file): Update to use debug hooks directly.
8268 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
8270 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8272 * alias.c (set_mem_alias_set): New function.
8273 * rtl.h (set_mem_alias_set): Declare it.
8274 * builtins.c (expand_builtin_return_addr): Call it instead of
8275 using MEM_ALIAS_SET accessor.
8276 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
8277 (get_memory_rtx, expand_builtin_va_arg): Likewise.
8278 (expand_builtin_va_copy):Likewise.
8279 * caller-save.c (setup_save_areas): Likewise.
8280 * calls.c (compute_argument_addresses): Likewise.
8281 * explow.c (set_mem_attributes): Likewise.
8282 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
8283 (expand_assignment, store_constructor_field, store_field): Likewise.
8284 (expand_expr_unaligned): Likewise.
8285 * function.c (assign_stack_temp_for_type): Likewise.
8286 (put_reg_into_stack, gen_mem_addressof): Likewise.
8287 * ifcvt.c (noce_try_cmove_arith): Likewise.
8288 * reload1.c (reload, alter_reg): Likewise.
8289 * config/alpha/alpha.c (get_aligned_mem): Likewise.
8290 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
8291 (alpha_expand_unaligned_store): Likewise
8292 (alpha_expand_unaligned_load_words): Likewise.
8293 (alpha_expand_unaligned_store_words): Likewise.
8294 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
8295 (alpha_expand_epilogue): Likewise.
8296 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
8297 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
8298 * config/i386/i386.c (legitimize_pic_address): Likewise.
8299 * config/i960/i960.c (setup_incoming_varargs): Likewise.
8300 * config/ia64/ia64.c (spill_restore_mem): Likewise.
8301 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
8302 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
8303 * config/mips/mips.c (mips_va_arg): Likewise.
8304 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
8305 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
8306 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
8307 (setup_incoming_varargs, rs6000_va_arg): Likewise.
8308 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
8309 (rs6000_emit_epilogue): Likewise.
8310 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
8311 * config/sparc/sparc.c (sparc_va_arg): Likewise.
8312 * config/v850/v850.c (v850_va_arg): Likewise.
8314 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
8316 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
8317 when fallthru edge is present.
8318 (mege_blocks): Handle case where creation of jump insn
8321 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
8322 CLEANUP_POST_REGSTACK): New constants.
8323 * except.c (finish_eh_generation): Update call of cleanup_cfg,
8324 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
8325 * output.h (cleanup_cfg): Update prototype.
8326 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
8327 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
8328 cleanup_cfg call; kill missleading comment.
8329 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
8330 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
8331 parameter; control optimizations performed using it.
8332 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
8333 try_crossjump_bb): New functions.
8335 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
8337 * pa.c (pa_output_function_prologue): Delete prototype. Make function
8339 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
8340 pa_output_function_prologue.
8341 * pa-protos.h (pa_output_function_prologue): New prototype.
8343 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
8345 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
8346 and low to get correct sign extension in low+high test.
8348 2001-07-11 Janis Johnson <janis@us.ibm.com>
8350 * gcov.c (arcdata): Use gcov_type to fix branch percentage
8351 for large hit count.
8353 * profile.c (branch_prob): Fix .bbg info for computed gotos
8356 2001-07-11 Mark Mitchell <mark@codesourcery.com>
8358 * stmt.c (parse_output_constraint): New function, split out
8360 (expand_asm_operands): ... here. Use parse_output_constraint.
8361 * tree.h (parse_output_constraint): Declare it.
8363 2001-07-11 Richard Henderson <rth@redhat.com>
8365 * bitmap.c: Comment some functions; fiddle whitespace.
8366 (bitmap_free): Don't export.
8367 (bitmap_element_allocate): Use memset.
8368 * bitmap.h (bitmap_free): Don't declare.
8370 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
8372 * gcse.c, lcm.c, sched-deps.c:
8373 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
8375 * flow.c (flow_loops_find): Free dom if we found no loops, since
8376 we aren't going to save it.
8378 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
8381 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
8383 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
8385 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8387 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
8388 #ifndef DWARF2_DEBUGGING_INFO.
8390 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
8392 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
8394 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
8396 * config/mips/mips.c (gen_int_relational): Tell the caller not to
8397 reverse a branch if a NE comparison is implemented with GTU.
8399 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
8400 H.J. Lu <hjl@gnu.org>
8402 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
8404 (call_internal2): Likewise.
8405 (call_value_internal1): Likewise.
8406 (call_value_internal2): Likewise.
8407 (call_value_multiple_internal1): Likewise.
8408 (call_value_multiple_internal2): Likewise.
8410 2001-07-10 Kazu Hirata <kazu@hxi.com>
8412 * calls.c (emit_library_call_value_1): Fix a comment typo.
8413 * dwarf2out.c (mem_loc_descriptor): Likewise.
8414 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
8416 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
8418 * simplify-rtx.c (simplify_subreg): Fix typo in comment
8420 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8422 * recog.c (offsettable_address_p): Handle LO_SUM case.
8423 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
8424 instead of plus_constant.
8426 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8428 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
8429 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
8431 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8433 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
8434 adjust_address_nv instead of plus_constant.
8436 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
8438 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
8439 dwarf2out.o): Depend on debug.h, wrap long lines.
8440 * dbxout.c: Include debug.h.
8441 (dbx_debug_hooks): New.
8442 (dbxout_init): Make static, take just 2 args.
8443 (dbxout_finish): Make static.
8444 * dbxout.h (dbxout_init, dbxout_finish): Delete.
8445 * debug.c: New file.
8446 * debug.h: New file.
8447 * dwarf2out.c: Include debug.h.
8448 (dwarf2_debug_hooks): New.
8449 (dwarf2out_init): Make static.
8450 (dwarf2out_finish): Make static, take 2 args.
8451 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
8452 * dwarfout.c: Include debug.h.
8453 (dwarf_debug_hooks): New.
8454 (dwarfout_init): Make static.
8455 (dwarfout_finish): Make static, take 2 args.
8456 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
8457 * sdbout.c: Include debug.h.
8458 (sdb_debug_hooks): New.
8459 (sdbout_init): Make static, take 2 args.
8460 * sdbout.h (sdbout_init): Delete.
8461 * toplev.c: Include debug.h.
8463 (compile_file): Set deubg_hooks based on command line options.
8464 Use the hooks unconditionally rather than conditional compilation.
8466 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
8468 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
8469 first_insn_after_basic_block_note instead.
8471 * df.c (df_bb_refs_unlink): #if 0 out for now.
8473 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
8475 * ssa.h: Add prototype for ssa_const_prop
8476 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
8477 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
8478 (ssa_fast_dce): Remove unused variable
8480 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8482 * diagnostic.c (finish_diagnostic): Rename to
8483 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
8486 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
8488 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
8491 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
8492 (dump_file): Only pad the demangled name with spaces if the
8493 mangled name was padded with spaces.
8495 2001-07-10 Bernd Schmidt <bernds@redhat.com>
8497 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
8500 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8502 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
8503 extraction if no direct load if either EXPAND_CONST_ADDRESS or
8506 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
8507 whether can put offset inside LO_SUM to check mode alignment, not size.
8509 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8511 * doc/tm.texi (Misc): Fix thinko.
8513 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
8515 * regmove.c (replace_in_call_usage): Fix warnings.
8516 * sched-deps.c (add_dependence): Fix warnings.
8517 * simplify-rtx.c (simplify_subreg): Likewise.
8518 Return NULL_RTX instead of NULL.
8520 * reg-stack.c (emit_swap_insn): Eliminate warnings.
8521 (subst_asm_stack_regs): Likewise.
8523 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
8526 * dwarf2out.c (output_call_frame_info): Declare i as int.
8527 (build_abbrev_table): Declare n_alloc as int.
8528 (dwarf2out_finish): Initialize die.
8529 * except.c: Declare sjlj_funcdef_number as unsigned.
8530 (connect_post_landing_pads): Declare j as unsigned.
8531 (convert_to_eh_region_ranges): Initialize call_site.
8532 (output_function_exception_table): Initialize tt_format_size.
8533 * expr.c (move_by_pieces_1): Initialize to1.
8534 (store_constructor): Initialize minelt and maxelt.
8535 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
8536 * function.c (instantiate_decls): Avoid signed/unsigned warning.
8538 * c-decl.c (combine_parm_decls): Unused, remove.
8539 * c-tree.h: Remove prototype for combine_parm_decls.
8541 * reload.c (push_reload): Fix warning.
8542 (regno_clobbered_p): Likewise.
8543 * reload1.c (replace_pseudos_in_call_usage): Likewise.
8544 (reload_combine): Likewise.
8546 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
8547 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
8549 * bitmap.c (bitmap_operation): Change user.
8550 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
8552 2001-07-10 Eric Christopher <echristo@redhat.com>
8554 * config/mips/mips.c (override_options): Fix typo.
8556 2001-07-09 Stan Shebs <shebs@apple.com>
8558 * target.h (struct gcc_target): New fields init_builtins and
8560 * target-def.h (TARGET_INIT_BUILTINS): New macro.
8561 (TARGET_EXPAND_BUILTIN): New macro.
8562 (TARGET_INITIALIZER): Add them.
8563 * builtins.c: Include target.h.
8564 (expand_builtin): Use targetm.expand_builtin.
8565 (default_init_builtins): New function.
8566 (default_expand_builtin): New function.
8567 * expr.h (default_init_builtins): Declare.
8568 (default_expand_builtin): Declare.
8569 * c-common.c (c_common_nodes_and_builtins): Use
8570 targetm.init_builtins.
8571 * defaults.h (MD_INIT_BUILTINS): Remove.
8572 * Makefile.in (builtins.o): Depend on target.h.
8574 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
8575 (TARGET_EXPAND_BUILTIN): Define.
8576 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
8577 (MD_EXPAND_BUILTIN): Remove.
8579 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
8580 (TARGET_EXPAND_BUILTIN): Define.
8581 (c4x_init_builtins): Make endlink arg a local.
8582 (c4x_print_operand): Fix typos in adjust_address usages.
8583 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
8584 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
8585 (MD_EXPAND_BUILTIN): Remove.
8587 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
8588 (TARGET_EXPAND_BUILTIN): Define.
8589 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
8590 (ix86_init_builtins): Call new function only if TARGET_MMX.
8591 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
8592 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
8593 (MD_EXPAND_BUILTIN): Remove.
8595 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
8596 (TARGET_EXPAND_BUILTIN): Define.
8597 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
8598 (MD_EXPAND_BUILTIN): Remove.
8600 * doc/tm.texi: Document these changes.
8602 2001-07-09 Diego Novillo <dnovillo@redhat.com>
8604 * basic-block.h (tree_node): Forward declare if needed.
8605 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
8606 (BLOCK_HEAD_TREE): Define.
8607 (BLOCK_END_TREE): Define.
8608 (struct loops): Rename field 'tree' to 'tree_root'.
8609 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
8611 (flow_loops_tree_build): Rename reference to field 'tree' to
8613 (flow_loops_level_compute): Ditto.
8614 * predict.c (estimate_bb_frequencies): Ditto.
8615 * tree.h (struct tree_common): Add field 'aux'.
8617 2001-07-09 Stan Shebs <shebs@apple.com>
8619 * config/darwin.c (darwin_encode_section_info): Don't mark any
8620 DECL_EXTERNAL node as defined.
8622 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
8624 * pa.c (pa_init_machine_status, pa_mark_machine_status,
8625 pa_free_machine_status, hppa_init_pic_save): Delete.
8626 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
8627 (hppa_profile_hook): Use hppa_pic_save_rtx.
8628 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
8629 hppa_init_pic_save): Delete.
8630 (hppa_pic_save_rtx): Declare.
8631 * pa.md (call, call_value, sibcall, sibcall_value,
8632 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
8634 2001-07-09 Kazu Hirata <kazu@hxi.com>
8636 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
8637 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
8639 2001-07-09 Andreas Jaeger <aj@suse.de>
8641 * output.h: Add declaration of final_forward_branch_p.
8643 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
8645 * varray.c: Include errors.h for internal_error and trim_filename
8648 * Makefile.in (varray.o): Add errors.h.
8650 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
8652 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
8653 * optabs.c (have_add2_insn): Check whether the add insn chosen
8654 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
8655 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
8657 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
8659 * Makefile.in (OBJS): Add ssa-ccp.o
8660 (ssa-ccp.o): Add dependencies.
8661 * toplev.c (DFI_ssa_ccp): New dump file enum.
8662 (dump_file): Add entry for dumping after SSA CCP.
8663 (flag_ssa_ccp): New flag variable.
8664 (f_options): Add -fssa-ccp.
8665 (rest_of_compilation): Run SSA CCP if requested.
8666 * timevar.def (TV_SSA_CCP): New timevar.
8667 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
8668 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
8669 Fix minor typo in SSA DCE documentation.
8670 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
8671 Add documentation for new dump option. Renumber dump files
8674 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8676 * emit-rtl.c (gen_highpart_mode): New.
8677 * rtl.h (gen_highpart_mode): Declare.
8678 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
8679 operand can be VOIDmode constant.
8681 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
8683 * flow.c (redirect_edge_and_branch_force): New.
8684 (can_fallthru): Ensure that basic blocks are succeeding.
8685 (try_optimize_cfg): Do not delete basic block if it is the last one.
8687 * flow.c (try_redirect_by_replacing_jump): Do not remove
8688 jumps with side effects, unlink chain on fallthru edge;
8689 set block for new jump instruction; avoid basic block to
8690 over by line number note.
8692 * flow.c (try_simplify_condjump): Verify that the condjump
8693 is not always falling trought.
8696 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
8698 * flow.c (forwarder_block_p): Fix for fallthru blocks.
8699 (try_redirect_by_replacing_jump): Update properly the count
8700 and frequency information.
8702 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8704 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
8705 address that is a LO_SUM specially.
8706 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
8708 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
8710 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
8711 (operand_subword): Use them.
8712 (change_address_1): Renamed from change_address; new arg VALIDATE.
8713 * expr.h: Reflect above changes; change_address now macro.
8714 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
8716 * cselib.c (add_mem_for_addr): Likewise.
8717 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
8718 * regmove.c (try_apply_stack_adjustment): Likewise.
8719 * reload.c (push_reload, make_memloc): Likewise.
8720 * reload1.c (eliminate_regs): Likewise.
8721 * simplify-rtx.c (simplify_replace_rtx): Likewise.
8722 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
8724 * combine.c (make_extraction, simplify_shift_const): Likewise.
8725 (gen_lowpart_for_combine): Likewise.
8726 * cse.c (gen_lowpart_if_possible): Likewise.
8727 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
8728 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
8729 * optabs.c (gen_move_insn): Likewise.
8730 * reload1.c (alter_reg): Likewise.
8731 * simplify-rtx.c (simplify_subreg): Likewise.
8732 * stmt.c (expand_anon_union_decl): Likewise.
8733 * recog.c (validate_replace_rtx_1): Likewise.
8735 * Makefile.in (recog.o): Add $(EXPR_H).
8736 * explow.c (stabilize): Call replace_equiv_address.
8737 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
8738 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
8740 2001-07-03 Andrew Haley <aph@redhat.com>
8742 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
8743 the mode of the memory location.
8745 2001-07-09 Bo Thorsen <bo@suse.co.uk>
8747 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
8749 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
8751 * final.c (output_addr_const): Use target opening and
8752 closing parentheses.
8753 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
8754 defaults, add to TARGET_ASM_OUT.
8755 * target.h (struct gcc_target): Add open_paren and close_paren.
8756 * doc/md.texi: Update.
8757 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
8758 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
8759 TARGET_ASM_CLOSE_PAREN.
8760 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
8762 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
8764 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
8765 * config/a29k/a29k.h: Similarly.
8766 * config/alpha/alpha.h: Similarly.
8767 * config/arc/arc.h: Similarly.
8768 * config/arm/aof.h: Similarly.
8769 * config/arm/aout.h: Similarly.
8770 * config/avr/avr.h: Similarly.
8771 * config/c4x/c4x.h: Similarly.
8772 * config/clipper/clipper.h: Similarly.
8773 * config/convex/convex.h: Similarly.
8774 * config/d30v/d30v.h: Similarly.
8775 * config/dsp16xx/dsp16xx.h: Similarly.
8776 * config/elxsi/elxsi.h: Similarly.
8777 * config/fr30/fr30.h: Similarly.
8778 * config/h8300/h8300.h: Similarly.
8779 * config/i370/i370.h: Similarly.
8780 * config/i386/i386.h: Similarly.
8781 * config/i860/i860.h: Similarly.
8782 * config/i960/i960.h: Similarly.
8783 * config/ia64/ia64.h: Similarly.
8784 * config/m32r/m32r.h: Similarly.
8785 * config/m68hc11/m68hc11.h: Similarly.
8786 * config/m68k/m68k.h: Similarly.
8787 * config/m88k/m88k.h: Similarly.
8788 * config/mcore/mcore.h: Similarly.
8789 * config/mips/mips.h: Similarly.
8790 * config/mn10200/mn10200.h: Similarly.
8791 * config/mn10300/mn10300.h: Similarly.
8792 * config/ns32k/ns32k.h: Similarly.
8793 * config/pa/pa.h: Similarly.
8794 * config/pdp11/pdp11.h: Similarly.
8795 * config/pj/pj.h: Similarly.
8796 * config/romp/romp.h: Similarly.
8797 * config/rs6000/rs6000.h: Similarly.
8798 * config/sh/sh.h: Similarly.
8799 * config/sparc/sparc.h: Similarly.
8800 * config/v850/v850.h: Similarly.
8801 * config/vax/vax.h: Similarly.
8802 * config/we32k/we32k.h: Similarly.
8804 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
8806 * doc/c-tree.texi: Document representation of attributes.
8808 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
8810 * doc/tm.texi: Update some places for the rename of target to
8813 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
8815 * target.h (struct gcc_target): Add insert_attributes.
8816 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
8817 (TARGET_INITIALIZER): Update.
8818 * tree.c, tree.h (default_insert_attributes): New function.
8819 Update comments on other default functions to refer to targetm,
8821 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
8822 TARGET_INSERT_ATTRIBUTES.
8823 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
8824 * c-common.c (decl_attributes): Use targetm.insert_attributes.
8825 Don't use PRAGMA_INSERT_ATTRIBUTES.
8826 * Makefile.in (c-common.o): Depend on $(TARGET_H).
8827 * c-decl.c (start_decl, start_function): Don't call
8828 SET_DEFAULT_DECL_ATTRIBUTES.
8829 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
8830 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
8832 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
8833 (c4x_check_attribute): Avoid modifying attribute list itself.
8834 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
8836 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
8837 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
8839 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
8840 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
8842 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
8843 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
8845 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
8846 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
8847 Adjust parameters. Make static.
8849 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
8851 * c-common.c (decl_attributes): Only take a single attributes
8853 * c-common.h (decl_attributes): Update prototype.
8854 * c-decl.c (start_decl, start_function): Only take a single
8855 attributes parameter. Update calls to decl_attributes.
8856 (finish_struct, finish_enum): Update calls to decl_attributes.
8857 (push_parm_decl): Expect unified list of attributes. Update call
8859 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
8860 notype_nested_function, component_declarator,
8861 component_notype_declarator, label): Update calls to
8863 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
8864 lists that are passed to push_parm_decl.
8865 * c-tree.h (start_function, start_decl): Update prototypes.
8866 * config/sh/sh-protos.h, config/sh/sh.c
8867 (sh_pragma_insert_attributes): Only take a single attributes
8869 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
8870 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
8871 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
8872 build_module_descriptor, generate_static_references,
8873 generate_strings, build_selector_translation_table,
8874 generate_descriptor_table, generate_protocols,
8875 generate_ivars_list, generate_dispatch_table,
8876 generate_protocol_list, generate_category,
8877 generate_shared_structures, really_start_method, add_objc_decls,
8878 generate_classref_translation_entry): Update calls to start_decl
8880 (build_tmp_function_decl, start_method_def): Unify attribute lists
8881 that are passed to push_parm_decl.
8883 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
8885 * final.c (no_asm_to_stream): New.
8886 (final_scan_insn): Use target structures for prologue ends
8887 and epilogue starts.
8888 * output.h (no_asm_to_stream): New.
8889 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
8890 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
8891 (TARGET_ASM_OUT): Update.
8892 * target.h (struct gcc_target): New members function_end_prologue
8893 and function_begin_epilogue.
8894 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
8895 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
8896 * config/alpha/alpha.c (output_end_prologue): Rename to
8897 alpha_output_function_end_prologue. Use in target struct
8899 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
8900 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
8901 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
8902 ia64_output_function_end_prologue. Use in target struct
8904 (ia64_function_prologue, ia64_funciton_epilogue): Rename
8905 mistyped prototypes.
8906 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
8907 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
8909 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
8910 an use in target struct, make static.
8911 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
8914 2001-07-08 Richard Henderson <rth@redhat.com>
8916 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
8918 2001-07-08 Richard Henderson <rth@redhat.com>
8920 * config/i386/i386.md: Remove constraints strings from define_split
8921 and define_peephole2 patterns.
8922 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
8923 (eh_return): Use them.
8925 2001-07-08 Richard Henderson <rth@redhat.com>
8927 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
8928 Document MD_FALLBACK_FRAME_STATE_FOR.
8930 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8932 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
8933 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
8935 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
8937 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
8939 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
8940 of the label inside NAME as opposed to just the end of NAME.
8942 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
8944 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
8945 * config/alpha/alpha.c (alpha_init_machine_status,
8946 alpha_mark_machine_status, alpha_free_machine_status): Delete.
8947 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
8948 (vms_valid_decl_attribute_p): Make static, conditionally compile.
8949 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
8951 2001-07-06 Stan Shebs <shebs@apple.com>
8953 * target.h (targetm): Rename global from "target", so as not to
8954 conflict with local variables.
8956 * c-typeck.c: Ditto.
8960 * cp/decl2.c: Ditto.
8961 * cp/typeck.c: Ditto.
8962 * 1750a/1750a.c: Ditto.
8963 * a29k/a29k.c: Ditto.
8967 * clipper/clipper.c: Ditto.
8968 * convex/convex.c: Ditto.
8969 * d30v/d30v.c: Ditto.
8970 * dsp16xx/dsp16xx.c: Ditto.
8971 * elxsi/elxsi.c: Ditto.
8972 * fr30/fr30.c: Ditto.
8973 * h8300/h8300.c: Ditto.
8974 * i370/i370.c: Ditto.
8975 * i386/i386.c: Ditto.
8976 * i860/i860.c: Ditto.
8977 * i960/i960.c: Ditto.
8978 * ia64/ia64.c: Ditto.
8979 * m32r/m32r.c: Ditto.
8980 * m68hc11/m68hc11.c: Ditto.
8981 * m68k/m68k.c: Ditto.
8982 * m88k/m88k.c: Ditto.
8983 * mips/mips.c: Ditto.
8984 * ns32k/ns32k.c: Ditto.
8986 * pdp11/pdp11.c: Ditto.
8987 * romp/romp.c: Ditto.
8988 * rs6000/rs6000.c: Ditto.
8990 * sparc/sparc.c: Ditto.
8992 * we32k/we32k.c: Ditto.
8993 * doc/tm.texi: Update the manual to match.
8995 2001-07-06 Richard Henderson <rth@redhat.com>
8997 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
8998 DWARF2_UNWIND_INFO not just whether it is defined.
9000 2001-07-06 Diego Novillo <dnovillo@redhat.com>
9002 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
9003 call to simplify_binary_operation returns a new pattern.
9005 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
9007 * glimits.h (__SHRT_MAX__): New.
9008 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
9009 (SHRT_MAX): Define in terms of __SHRT_MAX__.
9011 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
9013 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
9016 2001-07-06 Richard Henderson <rth@redhat.com>
9018 * bitmap.c (bitmap_release_memory): Move adjacent to the
9019 allocation functions.
9020 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
9021 the implementation. Binary search for the set bit.
9022 (bitmap_union_of_diff): Allocate the temporary on the stack
9023 instead of using xmalloc.
9025 2001-07-06 Richard Henderson <rth@redhat.com>
9027 * genrecog.c (validate_pattern): Warn for constraints in
9028 define_{expand,split,peephole2}. Remove strict_low_part
9029 before looking up match_dup.
9031 2001-07-06 DJ Delorie <dj@redhat.com>
9033 * doc/gcc.texi (Makefile): Rename to be a more general purpose
9034 chapter about various build hints and history. Add section
9035 talking about the various types of native and cross builds.
9037 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
9039 * Makefile.in (final.o): Depend on target.h.
9040 * final.c: Include target.h.
9041 (default_function_pro_epilogue): New.
9042 (final_start_function): Use target structure for function prologues.
9043 (final_end_function): Use target structure for function epilogues.
9044 * fold-const.c (real_hex_to_f): Constify s and p.
9045 * output.h (default_function_pro_epilogue): New.
9046 * real.h (real_hex_to_f): Update prototype.
9047 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
9048 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
9049 (TARGET_INITIALIZER): Update.
9050 * target.h (gcc_target): Add struct asm_out.
9051 * doc/tm.texi: Update.
9054 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
9055 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
9056 in cpu/cpu.c, or rename old functions consistently. Take
9057 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
9058 redundant macros and prototypes. Make new functions static.
9060 * 1750a/1750a.c: Similarly.
9061 * 1750a/1750a.h: Similarly.
9062 * a29k/a29k-protos.h: Similarly.
9063 * a29k/a29k.c: Similarly.
9064 * a29k/a29k.h: Similarly.
9065 * arc/arc-protos.h: Similarly.
9066 * arc/arc.c: Similarly.
9067 * arc/arc.h: Similarly.
9068 * arm/arm-protos.h: Similarly.
9069 * arm/arm.c: Similarly.
9070 * arm/arm.h: Similarly.
9071 * avr/avr-protos.h: Similarly.
9072 * avr/avr.c: Similarly.
9073 * avr/avr.h: Similarly.
9074 * clipper/clipper-protos.h: Similarly.
9075 * clipper/clipper.c: Similarly.
9076 * clipper/clipper.h: Similarly.
9077 * convex/convex.c: Similarly.
9078 * convex/convex.h: Similarly.
9079 * d30v/d30v-protos.h: Similarly.
9080 * d30v/d30v.c: Similarly.
9081 * d30v/d30v.h: Similarly.
9082 * d30v/d30v.md: Similarly.
9083 * dsp16xx/dsp16xx-protos.h: Similarly.
9084 * dsp16xx/dsp16xx.c: Similarly.
9085 * dsp16xx/dsp16xx.h: Similarly.
9086 * elxsi/elxsi.c: Similarly.
9087 * elxsi/elxsi.h: Similarly.
9088 * fr30/fr30.c: Similarly.
9089 * fr30/fr30.md: Similarly.
9090 * h8300/h8300-protos.h: Similarly.
9091 * h8300/h8300.c: Similarly.
9092 * h8300/h8300.h: Similarly.
9093 * i370/i370-protos.h: Similarly.
9094 * i370/i370.c: Similarly.
9095 * i370/i370.h: Similarly.
9096 * i386/i386.c: Similarly.
9097 * i386/osf1elf.h: Similarly.
9098 * i386/osfrose.h: Similarly.
9099 * i860/i860-protos.h: Similarly.
9100 * i860/i860.c: Similarly.
9101 * i860/i860.h: Similarly.
9102 * i960/i960-protos.h: Similarly.
9103 * i960/i960.c: Similarly.
9104 * i960/i960.h: Similarly.
9105 * ia64/ia64-protos.h: Similarly.
9106 * ia64/ia64.c: Similarly.
9107 * ia64/ia64.h: Similarly.
9108 * m32r/m32r-protos.h: Similarly.
9109 * m32r/m32r.c: Similarly.
9110 * m32r/m32r.h: Similarly.
9111 * m68hc11/m68hc11-protos.h: Similarly.
9112 * m68hc11/m68hc11.c: Similarly.
9113 * m68hc11/m68hc11.h: Similarly.
9114 * m68k/crds.h: Similarly.
9115 * m68k/dpx2.h: Similarly.
9116 * m68k/m68k-protos.h: Similarly.
9117 * m68k/m68k.c: Similarly.
9118 * m68k/m68k.h: Similarly.
9119 * m68k/news.h: Similarly.
9120 * m88k/m88k-protos.h: Similarly.
9121 * m88k/m88k.c: Similarly.
9122 * m88k/m88k.h: Similarly.
9123 * mips/mips-protos.h: Similarly.
9124 * mips/mips.c: Similarly.
9125 * mips/mips.h: Similarly.
9126 * ns32k/merlin.h: Similarly.
9127 * ns32k/ns32k.c: Similarly.
9128 * ns32k/ns32k.h: Similarly.
9129 * ns32k/tek6000.h: Similarly.
9130 * pa/pa-protos.h: Similarly.
9131 * pa/pa.c: Similarly.
9132 * pa/pa.h: Similarly.
9133 * pdp11/2bsd.h: Similarly.
9134 * pdp11/pdp11-protos.h: Similarly.
9135 * pdp11/pdp11.c: Similarly.
9136 * pdp11/pdp11.h: Similarly.
9137 * romp/romp-protos.h: Similarly.
9138 * romp/romp.c: Similarly.
9139 * romp/romp.h: Similarly.
9140 * rs6000/rs6000-protos.h: Similarly.
9141 * rs6000/rs6000.c: Similarly.
9142 * rs6000/rs6000.h: Similarly.
9143 * rs6000/sysv4.h: Similarly.
9144 * sh/sh-protos.h: Similarly.
9145 * sh/sh.c: Similarly.
9146 * sh/sh.h: Similarly.
9147 * sparc/sparc-protos.h: Similarly.
9148 * sparc/sparc.c: Similarly.
9149 * sparc/sparc.h: Similarly.
9150 * vax/vax.c: Similarly.
9151 * vax/vax.h: Similarly.
9152 * vax/vms.h: Similarly.
9153 * we32k/we32k.c: Similarly.
9154 * we32k/we32k.h: Similarly.
9156 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
9158 * basic-block.h (first_insn_after_basic_block_note): Declare.
9159 * flow.c (first_insn_after_basic_block_note): Define. Moved
9161 * ssa.c (first_insn_after_basic_block_note): Remove.
9162 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
9164 (ssa_eliminate_dead_code): Properly update the CFG and PHI
9165 nodes when we find a dead conditional branch. Insert BARRIERs
9166 after any blocks with no successors, but which do not have
9169 2001-07-06 Zack Weinberg <zackw@stanford.edu>
9171 * varray.c (varray_check_failed): Use internal_error.
9173 2001-07-05 Andrew Haley <aph@redhat.com>
9175 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
9176 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
9177 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
9179 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
9181 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
9182 reference if the target constant is also a SYMBOL_REF.
9184 2001-07-05 Eric Christopher <echristo@redhat.com>
9186 * config/mips/mips.h (MASK_MIPS3900): Remove.
9187 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
9188 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
9189 (TARGET_MIPS3900): Change to use mips_arch.
9190 (TARGET_MIPS4000): New.
9191 (TARGET_MIPS4100): New.
9192 (TARGET_MIPS4300): New.
9193 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
9194 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
9196 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
9197 (ISA_HAS_BRANCHLIKELY): To here.
9198 (CC1_CPU_SPEC): New.
9199 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
9200 (mips_arch_string): Declare.
9201 (mips_arch): Declare.
9202 (TARGET_OPTIONS): Add -march and -mtune.
9204 * config/mips/mips.c (mips_arch_string): New.
9206 (override_options): Handle -march for codegen and -mtune
9207 for scheduling. Use mips_arch. Move tx39 target default here.
9208 (mips_parse_cpu): Move error message to override_options.
9210 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
9212 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
9214 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
9215 (MIPS Options): Ditto. Change mcpu entry to historical text.
9217 2001-07-05 H.J. Lu (hjl@gnu.org)
9219 * config/mips/mips.c (mips_parse_cpu): New function to parse
9222 2001-07-05 Jim Wilson <wilson@redhat.com>
9224 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
9225 * config/ia64/t-ia64: Likewise.
9226 (LIB1ASMFUNCS): Update comment.
9228 2001-07-05 David Edelsohn <edelsohn@gnu.org>
9230 * doc/install.texi (Install GCC: Binaries): Fix typo.
9232 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9234 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
9235 reference using the stack pointer, adjust it since we push Y
9237 ("*ashrsi3"): Likewise.
9238 ("*lshrsi3"): Likewise.
9240 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9242 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
9243 when -fomit-frame-pointer is used.
9245 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
9247 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
9248 (try_redirect_by_replacing_jump): Reverse updating properly the
9249 count and frequency information. Reverse removing cc0 setter.
9250 (forwarder_block_p): Reverse fixing for fallthru blocks.
9252 2001-07-05 DJ Delorie <dj@redhat.com>
9254 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
9255 (translate_options): If the above is defined, use it to map
9256 given options to new options.
9257 * doc/tm.texi: Document it.
9259 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
9260 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9262 * doc/invoke.texi (Optimize Options): Document that -fgcse may
9263 cause programs using computed gotos to run more slowly.
9265 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9267 * doc/install.texi (Specific): Markup, spelling and typo fixes.
9269 Consistently require binutils 2.11.2, not prereleases.
9270 (Specific, decstation-*): Canonicalize as mips-dec-*.
9271 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
9273 (Specific, m68k-altos): Removed reference to README.altos, deleted.
9274 (Specific, mips-*): Reword MIPS C compiler requirements.
9275 (Specific, powerpc*-*-*): New, mention --with-cpu once.
9276 (Specific, sunv5): Removed, obsolete.
9278 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
9280 * dwarf2out.c (output_loc_list): Use an all ones mask for
9281 .text asm output and don't rely on long long
9282 literals. Reformat some long lines.
9284 2001-07-05 Andreas Jaeger <aj@suse.de>
9286 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
9289 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
9291 * dwarf2out.c (dwarf2out_define): Update comment.
9292 (dwarf2out_undef): Ditto.
9293 (dwarf2out_start_source_file): Ditto.
9294 (dwarf2out_end_source_file): Ditto.
9295 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
9296 since we never call the start/end debug hook for the primary file.
9298 2001-07-04 Kazu Hirata <kazu@hxi.com>
9300 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
9303 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
9305 * cppinit.c (remove_dup_dirs): Inform if a system include
9306 directory is being reordered.
9307 * doc/invoke.texi (Directory Options): GCC warns if you hide a
9309 * doc/cpp.texi (Search Paths): Likewise.
9310 * doc/gcc.texi (Interoperation): Remove information about
9313 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
9315 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
9316 (VARRAY_TOP_CHAR_PTR): Likewise.
9318 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9320 * gcc.c (process_command): Don't assign elements of a const char*.
9322 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9324 * emit-rtl.c (change_address): Don't abort if invalid address while
9325 reload is in progress.
9327 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
9329 * c-lex.c (cb_file_change): Pass line number to
9330 debug_start_source_file.
9331 (cb_undefine): Pass correct line number to debug_undef.
9333 * toplev.c (debug_start_source_file): Add line number to
9334 parameters. Pass it along to dwarf2out_start_source_file.
9335 (decode_g_option): Stop resetting debug level back to normal when
9336 we change debug formats, unless the current level is
9337 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
9340 * toplev.h (debug_start_source_file): Add line number to
9343 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
9346 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
9348 Output debug_macinfo data for starting file if requested.
9349 (dwarf2out_end_source_file): Output debug_macinfo data for ending
9351 (dwarf2out_define): Output debug_macinfo data for defining a macro
9353 (dwarf2out_undef): Output debug_macinfo data for undefining a
9355 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
9356 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
9357 (macinfo_section_label): New. DWARF2 macro info section label.
9358 (dwarf2out_init): If we want macro info, output the start label
9360 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
9361 attribute to the compilation unit die pointing to the macro info.
9363 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
9365 * dwarf2out.c (new_loc_list): Move to inside #ifdef
9366 DWARF2_DEBUGGING_INFO.
9367 (add_loc_descr_to_loc_list): Ditto.
9368 (output_loc_list): Ditto.
9369 Also, fix thinko in curr not being initialized.
9370 (gen_internal_sym): Ditto.
9372 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9374 * emit-rtl.c (replace_equiv_address): New function.
9375 * expr.h (replace_equiv_address): New declaration.
9376 * explow.c (validize_mem): Call it instead of change_address and
9377 also call if -fforce-addr and address is constant.
9378 * expr.c: Replace more calls to change_address with adjust_address
9379 and/or replace_equiv_address or to validize_mem.
9380 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
9381 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
9382 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
9383 * config/i370/i370.md, config/i860/i860.md: Likewise.
9384 * config/i960/i960.md, config/mips/mips.c: Likewise.
9385 * config/mips/mips.md, config/pa/pa.md: Likewise.
9386 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
9387 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
9389 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9391 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
9393 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
9396 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
9398 * doc/include: New directory.
9399 * doc/fdl.texi: Move to doc/include/fdl.texi.
9400 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
9401 * doc/include/funding.texi, doc/include/gpl.texi: New files.
9402 * doc/gcc.texi: Use funding.texi and gpl.texi.
9403 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
9404 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
9405 Update dependencies and use -I $(docdir)/include.
9407 2001-07-04 Anthony Green <green@redhat.com>
9409 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
9411 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9413 * doc/install.texi (sparc64-*-*): Remove garbage.
9415 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
9417 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
9418 Fix typo in last change to use adjust_address.
9420 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9422 * doc/install.texi (Specific): Update information for *-*-solaris*.
9424 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9426 * explow.c (plus_constant_wide): Reinitialize Y for restart.
9428 2001-07-03 Stan Shebs <shebs@apple.com>
9430 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
9431 case for flag_no_mach_text_sections.
9432 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
9433 * config/darwin.c (flag_no_mach_text_sections): Remove.
9434 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
9436 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9438 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
9439 and avoid checking for constant as first operand.
9440 * recog.c (find_constant_term_loc): No longer static.
9441 (adj_offettable_operand): Delete.
9442 * rtl.h (adj_offsettable_operand): Delete declaration.
9443 (find_constant_term): Add declaration.
9444 * caller-save.c: Replace calls to adj_offsettable_operand with calls
9446 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
9447 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
9448 * config/i386/i386.c, config/i386/i386.md: Likewise.
9449 * config/i860/i860.c, config/i960/i960.c: Likewise.
9450 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
9451 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
9452 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
9453 * config/mips/mips.c, config/mips/mips.md: Likewise.
9454 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
9455 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
9456 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
9457 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
9458 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
9459 * config/ns32k/ns32k.md: Likewise.
9461 2001-07-03 Zack Weinberg <zackw@stanford.edu>
9463 * rtl.c (copy_rtx): Handle 'T' format letter.
9464 * gensupport.c (collect_insn_data): Likewise.
9465 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
9467 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
9469 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
9470 -B option. Use 'dir' not 'foo' as example directory name.
9472 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9474 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
9475 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
9477 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
9479 * doc/cppinternals.texi: Improve formatting and logical markup.
9481 2001-07-03 Andreas Jaeger <aj@suse.de>
9483 * Makefile.in (insn-recog.o): Add dependency on reload.h.
9485 * genrecog.c (write_header): Include reload.h for prototypes in
9488 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
9491 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
9492 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
9493 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
9494 i386_pe_valid_type_attribute_p): Add.
9495 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
9496 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
9498 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9500 * explow.c (plus_constant_wide, case LO_SUM): New case.
9501 (plus_constant_for_output_wide): Delete.
9502 * rtl.h (plus_constant_for_output): Delete.
9503 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
9504 instead of plus_constant_for_output.
9505 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
9506 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
9507 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
9508 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
9509 * config/sparc/sparc.md: Likewise.
9510 Convert some change_address calls to adjust_address.
9512 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
9514 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
9515 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
9516 documentation of -std and -Wwrite-strings.
9518 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
9520 * cse.c (canon_hash): Don't register registers in very small
9521 register classes, as extending their lifetime might cause
9524 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9526 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
9528 * flow.c (forwarder_block_p): Fix for fallthru blocks.
9529 (try_redirect_by_replacing_jump): Update properly the count
9530 and frequency information.
9532 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
9534 * toplev.c (dump_file_index): Move SSA dumps just after first
9536 (dump_file): Corresponding changes.
9537 (rest_of_compilation): Move SSA path to just after the first
9539 * doc/gcc.texi (Passes): Update due to movement of SSA path.
9540 * doc/invoke.texi: Update dump file #s as they were completely
9541 out of date with reality.
9543 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
9545 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
9547 * expr.c (emit_move_insn_1): Deal with non-default
9550 * expr.c (emit_single_push_insn): Fix warning.
9552 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
9554 * expr.c (emit_move_insn_1): Avoid modifying
9555 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
9557 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9559 * emit-rtl.c (adjust_address): New function.
9560 * expr.h (adjust_address): Add declaration.
9561 * builtins.c: Replace some calls to change_address with calls to it
9563 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
9564 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
9565 * config/arm/arm.c, config/convex/convex.c: Likewise.
9566 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
9567 * config/i386/i386.c, config/i386/i386.md: Likewise.
9568 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
9569 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
9570 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
9571 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
9572 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
9574 2001-07-02 Jim Wilson <wilson@redhat.com>
9576 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
9578 2001-07-02 Steve Ellcey <sje@cup.hp.com>
9580 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
9581 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
9583 2001-07-02 Zack Weinberg <zackw@stanford.edu>
9585 * cppinit.c (lang_defaults): New table.
9586 (set_lang): Just read from lang_defaults into the live options
9589 2001-07-02 Zack Weinberg <zackw@stanford.edu>
9591 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
9592 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
9593 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
9595 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9597 * doc/install.texi: Various spelling and markup fixes.
9598 (Installing GCC): Component specific installation instructions are
9601 Warn about removing old install dir in the presence of shared libs.
9602 (Configuration): Invoke with options target to match configure
9604 Consistently refer to gas, gld pathnames.
9605 Invert --enable-multilib documentation.
9606 Remove references to old compiler versions.
9608 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9610 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
9612 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9614 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
9616 (Specific, mips*-sgi-irix5): Note IDO download.
9617 Reworded MIPS C hints.
9618 Use GNU as instead of GAS.
9620 Removed SGI Freeware reference, IRIX 6 only.
9621 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
9622 Note N64 library requirement/workaround.
9624 Complete list of structure passing bug victims.
9626 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9628 * doc/install.texi: Remove CVS Id.
9630 2001-07-02 Andreas Jaeger <aj@suse.de>
9632 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
9633 (find_inherently_necessary): Remove unused variable.
9635 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
9637 * c-common.h (TDI_inlined): New ast dump phase.
9638 (dump_flag_name): New function.
9639 * c-dump.c (dump_files): Add inlined phase.
9640 (dump_flag_name): Define.
9641 * doc/invoke.texi (-fdump-ast-inlined): Document.
9643 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9645 * stor-layout.c (layout_decl): Revert change to handling of alignment
9648 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9650 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
9653 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
9655 * doc/tm.texi (FUNCTION_ARG): Document that the last call
9658 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
9660 * tlink.c (recompile_files): Remove COMPILER_PATH and
9661 LIBRARY_PATH from the environment.
9663 2001-07-01 Zack Weinberg <zackw@stanford.edu>
9665 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
9666 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
9668 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
9670 * c-parse.in (OBJC_STRING): Kill.
9671 (objc_string): Decompose to [objc_string] '@' STRING.
9672 (reswords): Take the leading '@' off all the Objective C keywords.
9673 (objc_rid_sans_at): Kill.
9674 (init_reswords): Don't initialize it.
9675 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
9676 (_yylex): Kill reconsider label. Look ahead one token after
9677 an '@'; if we get an identifier, check whether it's an
9678 Objective C @-keyword. If so, return the keyword. Otherwise,
9679 put back the token and return the '@' as a terminal.
9681 * cpplib.c (lex_macro_node): Remove unnecessary check for
9682 leading '@' on identifier. Clarify control flow and commentary.
9684 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9686 * cse.c (new_label_ref): Variable deleted.
9687 (insert): Remove set of new_label_ref.
9688 (check_for_label_ref): New function.
9689 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
9691 See ChangeLog.5 for earlier changes.