1 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
3 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
4 determining the type of the receiver, do not check that TREE_CODE
5 of receiver is CALL_EXPR before calling receiver_is_class_object
6 (). (receiver_is_class_object): For the GNU runtime: recognize
7 the case that the receiver is self in a class method context.
8 Check that TREE_CODE of receiver is CALL_EXPR when checking that
9 the receiver is a call to objc_get_class.
11 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
13 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
15 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17 * Makefile.in (OBJS): Put all files in alphabetical order.
19 * dwarf2out.c (add_const_value_attribute): Fix error in last
22 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
24 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
25 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
27 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
28 (life_analysis): call purge_all_dead_edges after deleting noops.
29 (delete_noop_move): Do not purge CFG.
30 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
32 2001-10-28 David Edelsohn <edelsohn@gnu.org>
34 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
35 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
36 (ASM_GLOBALIZE_LABEL): Use assemble_name.
37 (ASM_OUTPUT_COMMON): Likewise.
38 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
39 (rs6000_output_function_epilogue): Likewise.
40 (output_mi_thunk): Fix typo.
41 (rs6000_output_symbol_ref): Use assemble_name.
42 (output_toc): Likewise.
43 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
44 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
45 assemble_name calls STRIP_NAME_ENCODING.
46 (ASM_OUTPUT_LABEL): Use assemble_name.
47 (ASM_GLOBALIZE_LABEL): Likewise.
48 (ASM_DECLARE_FUNCTION_NAME): Likewise.
49 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
50 (ASM_OUTPUT_LOCAL): Likewise.
52 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
54 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
55 (expand_builtin_apply, expand_builtin_return): Likewise.
56 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
58 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
60 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
61 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
62 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
63 configure, configure.in, except.c, except.h, flow.c, function.c,
64 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
65 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
66 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
67 unroll.c: Fix spelling errors.
69 * doc/extend.texi, doc/invoke.texi: Fix spelling.
71 * doc/gcc.texi: Document use of "dependent" and American spelling.
73 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
75 * expr.c (emit_group_load): Support CONCATs by storing them to memory
78 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
80 * expr.c (store_constructor_field): Only call adjust_address on MEM.
82 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
84 * genrecog.c (write_switch): Output if before switch for
85 DT_elt_zero_wide_safe.
87 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
89 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
90 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
91 (FUNCTION_PROFILER): Const-ify.
92 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
93 (eliminate_constant_term, assemble_name, output_addr_const):
95 (ptr_half_pic_address_p, half_pic_hash): Prototype.
96 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
97 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
98 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
99 (half_pic_declare, half_pic_external): Const-ify.
100 * toplev.c: Include "halfpic.h".
102 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
104 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
105 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
106 config/i386/i386.c, config/i386/i386-interix.h,
107 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
108 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
109 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
110 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
111 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
112 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
113 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
116 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
117 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
118 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
119 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
120 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
121 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
122 system.h, toplev.c: Fix spelling errors.
124 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
126 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
128 * dwarf2out.c (reg_number): Abort if pseudo.
129 (reg_loc_descriptor): Return 0 if pseudo.
130 (is_based_loc): Return 0 if pseudo.
131 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
133 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
134 (loc_descriptor): Return 0 if can't find location and handle 0
135 return from recursive calls.
136 (loc_descriptor_from_tree): Likewise.
137 Fix handling of indirect.
138 Also return 0 for PLACEHOLDER_EXPR.
139 Clean up COMPONENT_REF cases.
140 (add_AT_location_descriptor): Simplify, but handle 0 return from
142 (add_const_value_attribute): Avoid shift count warning.
143 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
144 Set comp_unit_die as context if not in function.
146 * config/mips/mips-protos.h: Break up long lines.
147 Remove needless #ifdef/#endif blocks.
148 Don't declare functions declared in file made by genpreds or recog.h.
149 * config/mips/mips.c (mips_output_function_prologue): TSIZE
150 is now HOST_WIDE_INT; delete unneeded casts.
151 * config/mips/mips.h: Don't use #elif.
153 * expr.c (stor_constructor_field): Always call adjust_address.
154 Copy TARGET before changing its alias set.
155 (store_field): Likewise, for TO_RTX.
156 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
158 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
159 (find_placeholder): Return 0 if can't find object.
160 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
163 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
165 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
167 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
169 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
170 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
171 (merge_blocks): Properly udpate life after making edge nonfallthru.
172 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
174 2001-10-26 Kazu Hirata <kazu@hxi.com>
176 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
178 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
180 * c-typeck.c (convert_arguments): When comparing for enumeral
181 type equality, use TYPE_MAIN_VARIANT.
182 * gcc.dg/Wconversion.c: New tests.
184 2001-10-26 Kazu Hirata <kazu@hxi.com>
186 * s390/s390.c: Fix comment typos.
187 * s390/s390.h: Likewise.
188 * s390/s390.md: Likewise.
190 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
192 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
193 (walk_tree): Use it for tail calls where appropriate.
195 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
197 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
198 non-local label_refs.
200 2001-10-26 Kazu Hirata <kazu@hxi.com>
202 * config/h8300/h8300.md (4 anonymous patterns): New.
204 2001-10-26 Kazu Hirata <kazu@hxi.com>
206 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
207 algorithm through the shift_info structure.
208 (emit_a_shift): Update the use of get_shift_alg.
210 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
212 * sched-rgn.c: Remove bitset typedef.
213 Change bitset to sbitmap in prototypes / variable types.
217 s/BITSET_ADD/SET_BIT/g
218 s/BITSET_INVERT/sbitmap_ones/g
219 s/BITSET_INTER/sbitmap_a_and_b/g
220 s/BITSET_UNION/sbitmap_a_or_b/g
221 s/BITSET_DIFFER/sbitmap_difference/g
222 s/bitset_member/TEST_BIT/g
224 (bitset_member): Removed.
225 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
226 EXECUTE_IF_SET_IN_SBITMAP.
227 (split_edges): Rewrite, use sbitmap functions instead of bitset
229 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
231 2001-10-26 Andreas Schwab <schwab@suse.de>
233 * reload1.c (emit_input_reload_insns): Fix parens in last
234 (undocumented) change that was supposed to change only whitespace.
236 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
238 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
240 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
243 2001-10-26 Andreas Jaeger <aj@suse.de>
245 * flow.c (clear_log_links): Remove unused variable.
246 * cfgcleanup.c (cleanup_cfg): Likewise.
248 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
250 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
251 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
253 2001-10-26 Richard Henderson <rth@redhat.com>
255 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
256 rename PV_REG to R27_REG.
257 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
258 (REG_CLASS_FROM_LETTER): Update.
259 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
260 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
261 (udivsi3, modsi3, umodsi3): Likewise.
262 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
264 2001-10-26 Richard Henderson <rth@redhat.com>
266 * cfg.c (clear_aux_for_blocks): Split out of ...
267 (free_aux_for_blocks): here.
268 (clear_aux_for_edges): Split from ...
269 (free_aux_for_edges): here.
270 * basic-block.h: Declare them.
271 * lcm.c (compute_antinout_edge): Use them.
272 (compute_laterin, compute_available, compute_nearerout): Likewise.
273 (optimize_mode_switching): Likewise.
275 2001-10-26 Richard Henderson <rth@redhat.com>
277 * Makefile.in (unstage*): Remove as, ld, collect-ld before
278 moving everything back to the main build directory.
280 2001-10-26 Christopher Faylor <cgf@redhat.com>
282 * config/i386/cygwin.h: Search target specfic include directory, if
285 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
287 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
288 of macro guards. Fix #endif comment.
290 * output.h (default_exception_section, default_eh_frame_section):
291 Move prototypes outside of macro guard.
293 * crtstuff.c: Fix #endif comment.
295 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
297 * doc/md.texi (movMM): Clarify semantics of storing into a
298 non-paradoxical SUBREG.
300 2001-10-25 Zack Weinberg <zack@codesourcery.com>
302 * langhooks.c (lang_hook_default_clear_binding_stack): New.
303 (lang_hook_default_get_alias_set): Move next to other alias
305 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
306 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
307 (LANG_HOOKS_INITIALIZER): Add it.
308 * toplev.h (struct lang_hooks): Add clear_binding_stack.
309 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
310 instead of a loop calling poplevel.
312 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
314 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
315 occurrences of #elif with #if...#endif.
317 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
319 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
321 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
323 * alias.c (can_address_p): No longer static.
324 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
325 Return 0 if all parameters are default values.
326 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
327 (adjust_address_1): Try harder to compute a size.
328 * expr.c (expand_assignment, store_constructor): If can't address,
329 set MEM_KEEP_ALIAS_SET_P.
330 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
331 (store_field): Likewise.
332 (store_constructor): Simplify call to store_constructor_field.
333 * expr.h (can_address_p): New declaration.
334 * gensupport.c (gen_rtx_CONST_INT): New function.
335 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
336 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
337 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
339 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
341 2001-10-24 Christopher Faylor <cgf@redhat.com>
343 * config/i386/cygwin.h: Use proper path for mingw crt files when
346 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
348 * dwarf2out.c (file_info_cmp): Always return consistent results.
350 2001-10-24 Roger Sayle <roger@eyesopen.com>
352 * stmt.c (expand_end_case): Index jumptables from zero for
353 suitably small values of minval.
355 2001-10-24 Jakub Jelinek <jakub@redhat.com>
357 * stor-layout.c (place_union_field): If any field was aligned with
358 attribute aligned, set record type's TYPE_USER_ALIGN.
359 (place_field): Likewise.
360 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
361 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
363 2001-10-24 Zack Weinberg <zack@codesourcery.com>
365 * c-common.h (struct c_common_identifier): Remove rid_code field.
366 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
368 * c-typeck.c (constructor_designated): New local flag.
369 (struct constructor_stack): Add "designated" field to match.
370 (start_init): Clear it.
371 (really_start_incremental_init, push_init_level): Push and
373 (pop_init_level): Pop it.
374 (set_designator): Set it.
376 (pop_init_level): Suppress "missing initializer" warnings if
377 constructor_designated is true.
378 (process_init_element): Suppress warning about union
379 initialization under traditional C, if constructor_designated
382 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
384 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
387 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
389 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
391 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
393 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
394 the node was already a set to a constant.
396 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
398 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
399 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
401 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
403 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
404 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
405 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
406 * s390.c (s390_final_chunkify): Don't use string concatenation.
407 (s390_function_prologue, s390_function_epilogue): Const-ify.
408 * s390.h (FUNCTION_PROFILER): Remove unused variable.
410 2001-10-24 Jakub Jelinek <jakub@redhat.com>
412 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
415 2001-10-23 Stan Shebs <shebs@apple.com>
417 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
418 -traditional-cpp in first-stage compilation.
420 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
422 * gensupport.c (target_flags): Add.
424 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
426 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
428 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
429 * except.c (expand_builtin_frob_return_addr): Likewise.
430 (expand_builtin_eh_return): Likewise.
431 * stmt.c (expand_computed_goto): Likewise.
432 * explow.c (memory_address): Likewise.
433 (allocate_dynamic_stack_space): Clean up predicate testing.
434 (probe_stack_range): Convert SIZE to Pmode.
435 * calls.c (rtx_for_function_call): Only call convert_memory_address
437 Pass function call operand as ptr_mode, not Pmode.
438 * expr.c (expand_assignment): Clean up calls to convert_memory
439 address by only doing so when needed and making offsets Pmode.
440 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
441 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
442 is in Pmode, not ptr_mode.
444 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
446 * darwin-protos.h (constructor_section, destructor_section,
447 mod_init_section, mod_term_section): Prototype.
448 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
450 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
452 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
453 objc_section_init declaration.
454 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
455 (objc_section_init, try_section_alias): Make static.
456 (alias_section): Make static and hide unused function.
457 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
459 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
461 * alias.c (can_address_p): Compnonents are not addressable if
462 the containing type has alias set 0.
463 (get_alias_set): Rework to use STRIP_NOPS.
464 Only call front-end routine on object, type, or object with
465 NOPs stripped, not inner values.
466 Use language hook to call front-end routine.
467 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
468 (expand_builtin_apply): Call set_mem_align on MEMs we make.
469 Don't pass alignment to emit_block_move.
470 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
471 (expand_builtin_memset): Likewise, but for clear_storage.
472 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
473 and remove C++ specific parts.
474 * c-common.h (c_common_get_alias_set): Add declaration.
475 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
476 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
477 (save_fixed_argument_area): Call set_mem_align.
478 Remove alignment in call to emit_block_move.
479 (emit_library_call_value_1, store_one_arg): Likewise.
480 (target_for_arg): Remove; disabled long ago.
481 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
482 once and similar cleanups.
483 (offset_address): Use proper introductory comment.
484 * expr.c (emit_block_move): Use alignment from that of MEM args, not
485 from explicit operand; all callers changed.
486 (clear_storage): Likewise.
487 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
488 (store_field): Remove kludge on alias set used for to_rtx.
489 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
490 (expand_expr_unaligned): Call set_mem_attributes instead of
492 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
493 * function.c (assign_stack_temp_for_type): Set MEM alignment.
494 (expand_function_end): Track MEM attributes of trampolines.
495 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
496 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
497 attributes from original.
498 * langhooks.c (lang_hook_default_get_alias_set): New function.
499 (hook_get_alias_set_0): New function.
500 * langhooks.h (hook_get_alias_set_0): New declaration.
501 (lang_hook_default_get_alias_set): Likewise.
502 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
503 * reload1.c (alter_reg): Use adjust_address_nv.
504 * rtl.c (get_mode_alignment): Moved to here.
505 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
506 change default if unknown from 1 to BITS_PER_UNIT.
507 * stor-layout.c (get_mode_alignment): Remove from here.
508 * toplev.h (struct lang_hoks): Add get_alias_set field.
509 * tree.h (lang_get_alias_set): Delete declaration.
510 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
511 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
512 (ix86_va_arg): Likewise.
513 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
514 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
515 * config/sparc/sparc.c (sparc_va_arg): Likewise.
516 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
517 (expand_block_move_mem): Remove dead code.
519 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
521 * c-common.c (warn_div_by_zero): New.
522 * c-common.h (warn_div_by_zero): New.
523 * c-decl.c (c_decode_option): Take it on the command line.
524 * c-typeck.c (build_binary_op): Warn about division by zero.
525 * doc/invoke.texi: Document the new command line option, fix
526 documentation of -Wmultichar.
527 * testsuite/gcc.dg/divbyzero.c: New tests.
528 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
530 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
532 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
534 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
535 to avoid update_life_info call.
536 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
537 * cfgcleanup.c (bb_flags): New enum.
538 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
539 (notice_new_block, update_forwarder_flag): New functions.
540 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
541 (try_forward_edges): Likewise; update flags.
542 (merge_blocks): Likewise.
543 (outgoing_edges_match): Likewise.
544 (try_crossjump_to_edge): Likewise.
545 (try_optimize_cfg): Likewise; initialize and clear the flags;
546 recompute life info if needed.
547 (cleanup_cfg): No need to clear aux pointers.
549 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
551 * config/i386/i386.c (override_options): Default to minimum
552 stack alignment when optimizing for code size.
553 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
556 * config/i386/i386.c (override_options): Set upper limit of
557 -mpreferred-stack-boundary to 12.
559 2001-10-22 Zack Weinberg <zack@codesourcery.com>
561 * recog.c (peephole2_optimize): Add default case to switch.
563 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
565 * doc/gcc.texi (Sending Patches): Remove.
567 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
569 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
570 fields when comparing.
572 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
574 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
575 * arm.c (HOST_INT, HOST_UINT): Likewise.
577 2001-10-22 Stan Shebs <shebs@apple.com>
579 * config/darwin-protos.h (darwin_exception_section): Declare.
580 (darwin_eh_frame_section): Declare.
582 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
584 * i386.md (movti_rex64): Fix mode.
586 2001-10-22 Stan Shebs <shebs@apple.com>
588 * target.h (struct gcc_target): Add asm_out.exception_section,
589 asm_out.eh_frame_section.
590 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
591 (TARGET_ASM_EH_FRAME_SECTION): New.
592 (TARGET_INITIALIZER): Update.
593 * output.h (default_exception_section): Declare.
594 (default_eh_frame_section): Declare.
595 * dwarf2out.c: Include target.h.
596 (output_call_frame_info): Call target hook for eh frames.
597 (default_eh_frame_section): New function.
598 * except.c: Include target.h.
599 (output_function_exception_table): Call target hook for exception
601 * varasm.c (default_exception_section): Rename from
602 exception_section, remove EXCEPTION_SECTION macro.
604 * config/darwin.h (darwin_eh_frame_section): New function.
605 (EXCEPTION_SECTION): Remove.
606 (TARGET_ASM_EXCEPTION_SECTION): Define.
607 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
608 (nextstep_exception_section): New function.
609 (nextstep_eh_frame_section): New function.
610 (TARGET_ASM_EXCEPTION_SECTION): Define.
611 (TARGET_ASM_EH_FRAME_SECTION): Define.
613 * config/pa/som.h (EXCEPTION_SECTION): Remove.
614 (TARGET_ASM_EXCEPTION_SECTION): Define.
615 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
616 (EXCEPTION_SECTION): Remove.
617 (TARGET_ASM_EXCEPTION_SECTION): Define.
618 * config/stormy16/stormy16.h: Remove comments referencing
619 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
621 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
622 TARGET_ASM_EH_FRAME_SECTION.
624 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
626 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
629 * c-format.c: Fix spelling typo in comment.
631 * sched-int.h: Fix typo in GCC preamble.
633 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
636 * doc/invoke.texi: Remove references to -fdump-translation-unit.
638 2001-10-22 Richard Henderson <rth@redhat.com>
640 * config/i386/i386.c (ix86_expand_clear): New.
641 * config/i386/i386-protos.h: Declare it.
642 * config/i386/i386.md (setcc peep2s): Use it.
643 (movsi_xor): Unexport.
645 2001-10-22 Richard Henderson <rth@redhat.com>
647 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
648 free_EXPR_LIST_list for LOG_LINKS.
650 2001-10-21 Robert Lipe <robertlipe@usa.net>
652 * config/i386/i386.c (sco_asm_named_section): Delete.
653 (sco_asm_out_constructor): Delete.
654 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
655 (ASM_OUTPUT_DOUBLE_INT): Likewise.
656 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
657 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
658 (EXCEPTION_SECTION): Delete EH scn renaming hack.
660 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
662 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
663 and/or fold extra calls into fewer ones.
664 * collect2.c (dump_file): Likewise.
665 * cppexp.c (parse_number): Likewise.
666 * cpplex.c (_cpp_lex_direct): Likewise.
667 * final.c (output_asm_insn, asm_fprintf): Likewise.
668 * fix-header.c (inf_scan_ident, main): Likewise.
669 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
671 * fold-const.c (real_hex_to_f): Likewise.
672 * gen-protos.c (parse_fn_proto): Likewise.
673 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
674 * genrecog.c (change_state, write_action): Likewise.
675 * gensupport.c (shift_output_template): Likewise.
676 * local-alloc.c (requires_inout): Likewise.
677 * mips-tfile.c (IS_ASM_IDENT): Likewise.
678 * protoize.c (is_id_char, main): Likewise.
679 * real.c (asctoeg): Likewise.
680 * recog.c (asm_operand_ok): Likewise.
681 * reload.c (find_reloads): Likewise.
682 * scan.c (scan_identget_token): Likewise.
683 * sched-vis.c (print_value): Likewise.
684 * stringpool.c (ggc_alloc_string): Likewise.
685 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
686 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
687 * tradcpp.c (rescan): Likewise.
688 * tree.c (clean_symbol_name): Likewise.
689 * varasm.c (decode_reg_name): Likewise.
691 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
692 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
693 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
694 * m88k.c (output_ascii): Likewise.
695 * m88k.h (OVERRIDE_OPTIONS): Likewise.
696 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
697 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
698 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
700 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
702 * langhooks.c (lang_hook_default_do_nothing,
703 lang_hook_default_decode_option): New defaults.
704 * langhooks.h: Make hooks unconditional and non-NULL.
705 * toplev.c (compile_file, toplev_main): Update.
706 * toplev.h: Update comments.
707 * objc/objc-act.c (lang_hooks): Update to new paradigm.
709 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
711 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
713 * system.h (IN_RANGE): New macro.
715 2001-10-21 Zack Weinberg <zack@codesourcery.com>
717 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
718 INTLDEPS variable, which does not include $LIBICONV.
719 * Makefile.in: Use INTLDEPS in LIBDEPS.
720 * configure: Regenerate.
722 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
724 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
725 * cpplex.c (lex_percent, lex_dot): Remove.
726 (get_effective_char, skip_block_comment, skip_line_comment,
727 parse_identifier_slow, parse_number, parse_string, save_comment,
728 _cpp_lex_direct): Update to do lookback freely.
729 (IF_NEXT_IS, BACKUP): New macros.
730 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
731 * cppmacro.c (paste_tokens): Update.
733 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
735 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
737 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
739 * reload1.c (reload): Check CONSTANT_P before calling
740 LEGITIMATE_PIC_OPERAND_P.
741 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
742 workaround of 2001-10-13.
744 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
746 * i386.c (split_di): Handle splitting of DFmode.
748 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
750 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
751 (adjust_address_1, offset_address): Likewise.
753 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
754 (output_asm_insn): Call it for each line output.
755 Don't record an operand more than once.
757 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
758 * main.c: Include config.h and system.h, but not ansidecl.h.
759 * Makefile.in (main.o): Update accordingly.
761 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
763 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
765 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
767 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
768 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
770 (find_sub_basic_blocks): ... here;
771 (find_many_sub_basic_blocks): New.
772 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
774 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
776 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
778 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
780 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
781 * flow.c (update_life_info): Measure time.
782 * c-decl.c: Include timevar.h
783 (c_expand_body): Measure time.
784 * toplev.c (rest_of_compilation): Measure time of mode switching
786 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
788 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
789 (lang_independent_options): Add asynchronous-unwind-tables
790 (toplev_main): flag_asynchronous_unwind_tables implies
792 * flags.h (flag_asynchronous_unwind_tables): Declare.
793 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
794 flag_asynchronous_unwind_tables.
795 (output_call_frame_info): Likewise.
796 * invoke.texi (-fasynchronous-unwind-tables): Document.
797 * i386.c (optimization_options): Enable
798 flag_asynchronous_unwind_tables.
800 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
801 * i386.md (s* expanders): Destination is QImode.
803 * toplev.c (rest_of_compilation): Do not call clear_log_links.
804 * rtl.h (clear_log_links): Kill.
805 * flow.c (clear_log_links): Make static; accept blocks parameter;
806 do no clear life info.
807 (update_life_info): Call clear_log_links.
809 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
811 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
813 * cpplex.c (handle_newline, skip_escaped_newlines,
814 get_effective_char, skip_block_comment, skip_line_comment,
815 parse_identifier_slow, parse_number, parse_string,
816 _cpp_lex_direct): Update to do more stepping back.
817 (trigraph_ok): Similarly. Rename trigraph_p.
818 (SAVE_STATE, RESTORE_STATE): Remove.
819 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
821 * cpplib.c (destringize): Rename destringize_and_run, and
822 call run_directive directly.
823 (_cpp_do__Pragma): Simplify.
825 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
827 * pe.c (arm_pe_unique_section): Const-ify.
828 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
829 (switch_to_section): Add static prototype.
831 * output.h (drectve_section): Prototype.
833 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
835 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
836 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
837 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
838 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
839 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
840 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
841 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
842 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
843 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
844 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
845 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
846 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
847 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
848 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
849 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
850 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
851 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
852 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
853 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
854 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
855 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
856 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
857 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
858 cris-*-none, cris-*-linux*: Update ${tmfile} list.
859 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
860 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
861 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
862 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
863 v850-*-*): Delete superflous ${cpu_type} setting.
864 * config/linux.h: Delete svr4.h include.
865 (SET_ASM_OP): Delete.
866 * config/netware.h (INT_ASM_OP): Undef before define.
867 * config/ptx4.h: Delete elfos.h include.
868 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
869 * config/svr4.h: Delete elfos.h include. Update commentary.
870 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
871 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
872 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
873 config/v850/v850.h: Delete svr4.h include.
874 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
875 config/m68k/m68kv4.h, config/m88k/sysv4.h,
876 config/sparc/sysv4.h: Update includes.
877 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
878 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
879 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
880 config/m88k/dguxbcs.h: Delete includes.
881 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
882 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
883 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
885 * config/m88k/dgux.h: Delete include.
886 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
888 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
889 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
890 * config/sh/elf.h: Update include.
891 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
892 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
894 2001-10-19 Catherine Moore <clm@redhat.com>
896 * config/stormy16/stormy-abi: Updates to varargs descriptions.
897 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
898 base and count fields.
899 (stormy16_expand_builtin_va_start): last_reg_count changed to
900 size_of_reg_args. Use count + size in first comparison.
902 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
904 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
905 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
906 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
907 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
908 Set alignment from type if INDIRECT_REF.
909 (adjust_address_1, offset_address): Simplify alignment compuitation.
910 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
911 here; done by set_mem_attributes.
913 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
915 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
916 * arm-protos.h (rdata_section, zero_init_section, common_section):
918 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
919 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
920 traditional mode stringification.
921 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
922 in macros controling its use.
923 * rtlanal.c: Include tm_p.h.
924 * varasm.c (asm_output_aligned_bss): Mark parameter with
926 (assemble_constant_align, assemble_start_function, assemble_align,
927 assemble_variable, assemble_trampoline_template,
928 output_constant_def_contents): Wrap potentially empty if-stmt body
931 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
933 * a29k-protos.h (literal_section): Prototype.
934 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
935 * a29k.md: Ensure function pointers are prototyped.
936 * genattrtab.c (write_eligible_delay): Mark parameter with
939 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
941 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
942 * 1750a.c (print_operand): Fix format specifier warning.
943 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
944 * 1750a.md: Likewise.
945 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
946 * genemit.c (output_add_clobbers): Mark parameter with
948 * genrecog.c (write_subroutine): Likewise.
949 * integrate.c (expand_inline_function): Delete unused variable.
950 * varasm.c (remove_from_pending_weak_list): Wrap with
953 2001-10-19 Jakub Jelinek <jakub@redhat.com>
955 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
956 field is different to previous argument's neg field.
958 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
960 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
962 * final.c (get_decl_from_op): New function.
963 (output_asm_insn): Call it; write "*" when item with decl is address.
965 2001-10-19 Janis Johnson <janis187@us.ibm.com>
967 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
968 about 64-bit support from the 3.0_branch version.
970 2001-10-19 Zack Weinberg <zack@codesourcery.com>
972 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
973 USE_INCLUDED_LIBINTL when appropriate.
974 * configure, config.in: Regenerate.
975 * Makefile.in (datadir): Set to @datadir@.
976 (intl.o): Also depend on $(CONFIG_H) and system.h.
978 * intl.c: Factor out common gettext initialization sequence.
979 (gcc_init_libintl): New function.
980 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
981 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
982 off NLS. Add multiple include guard. No need to #ifdef-guard
983 an #undef. Prototype gcc_init_libintl here.
985 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
986 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
987 Use gcc_init_libintl.
989 2001-10-19 Catherine Moore <clm@redhat.com>
991 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
993 * config/stormy16/stormy16.c (stormy16_split_move): Make
994 sure that REG_INC notes are present for auto_inc operands.
996 2001-10-19 Andreas Jaeger <aj@suse.de>
998 * configure: Regenerated.
999 * configure.in: Add x86_64 to switch statements.
1001 2001-10-18 Richard Henderson <rth@redhat.com>
1003 * config/alpha/alpha.md (sibcall_osf_1): Load destination
1004 address into $27 explicitly.
1005 (sibcall_value_osf_1): Likewise.
1007 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1009 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
1010 (offset_address): New function.
1011 (free_emit_status): Free regno_decl.
1012 (init_emit): Pass proper number of elements to xcalloc.
1013 Allocate regno_decl.
1014 (mark_emit_status): Mark regno_decl values.
1015 * expr.c (highest_pow2_factor): New function.
1016 (expand_assigment): Use it and offset_address.
1017 Properly handle ptr_mode vs. Pmode in offset calculation.
1018 (store_constructor, expand_expr_unaligned): Likewise.
1019 (expand_expr, case COMPONENT_EXPR): Likewise.
1020 * expr.h (offset_address): New decl.
1021 * function.h (struct emit_status): Add regno_decl.
1022 (REGNO_DECL): New macro.
1023 * final.c (output_asm_name): Move in file and don't conditionalize
1024 on flag_print_asm_name.
1025 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
1026 Output names of operands, if known.
1027 * function.c (assign_parms): Set REGNO_DECL.
1028 * integrate.c (integrate_decl_tree): Likewise.
1029 * stmt.c (expand_decl): Likewise.
1030 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
1032 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
1034 * attribs.c (handle_noinline_attribute): New function.
1035 (handle_used_attribute): Likewise.
1036 (c_common_attribute_table): Added noinline and used.
1037 * doc/extend.texi (Function Attributes): Document them.
1038 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
1039 Warn when merging inline with attribute noinline.
1040 (start_decl, start_function): Warn if inline and attribute
1041 noinline appear in the same declaration.
1043 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
1045 * config.gcc: Update c4x and i370 for C front end-specific
1047 * config/c4x/c4x-c.c: New.
1048 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
1049 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
1051 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
1052 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
1054 (c4x_init_pragma): Remove.
1055 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
1056 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
1057 c4x_pr_ignored): Move to c4x-c.c.
1058 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
1059 * config/c4x/t-c4x: Update.
1060 * config/i370/i370-c.c: New.
1061 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
1062 (i370_pr_map): Move to i370-c.c.
1063 * config/i370/t-i370: New.
1065 * doc/tm.texi: Update.
1067 2001-10-17 Stan Shebs <shebs@apple.com>
1069 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
1070 typo fixes throughout.
1071 (machopic_output_stub): Remove some dead code.
1073 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
1075 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
1078 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1080 * Makefile.in (print-rtl.o): Depend on TREE_H.
1081 * alias.c (get_alias_set): Make two passes over objects to first
1082 see if inner object is access via restricted pointer.
1083 Defer allocating alias set for restricted pointer until here.
1084 Call find_placeholder with second arg nonzero.
1086 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
1087 set for restricted pointer types.
1088 * emit-rtl.c (set_mem_attributes): Set more attributes.
1089 (set_mem_align, change_address, adjust_address_1): New functions.
1090 (change_address_1): Now static.
1091 (adjust_address, adjust_address_nv): Deleted.
1092 (replace_equiv_address): Call change_address_1.
1093 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
1094 (find_placeholder): Get starting point from PLIST arg.
1095 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
1096 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
1097 (adjust_address, adjust_address_nv): New macros.
1098 * print-rtl.c (tree.h): New include.
1099 (print_rtx, case MEM): Print all memory attributes.
1101 2001-10-17 Richard Henderson <rth@redhat.com>
1103 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
1105 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1107 * c-tree.texi: Eliminate duplicated word.
1108 * cpp.texi: Likewise.
1109 * install.texi: Likewise.
1110 * invoke.texi: Likewise.
1111 * tm.texi: Likewise.
1113 2001-10-17 Michael Collison <collison@isisinc.net>
1115 * dsp16xx.c: Fix comment formatting to match GNU standards.
1116 (dsp16xx_output_function_prologue): Change type of 'size'
1117 parameter from 'int' to HOST_WIDE_INT.
1118 (dsp16xx_output_function_epilogue): Change type of 'size'
1119 parameter from 'int' to HOST_WIDE_INT.
1121 2001-10-16 Richard Henderson <rth@redhat.com>
1123 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
1124 * configure, config.in: Rebuild.
1126 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
1127 (ix86_output_addr_diff_elt): New.
1128 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
1129 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
1130 (JUMP_TABLES_IN_TEXT_SECTION): New.
1131 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
1132 * config/i386/i386-protos.h: Update.
1134 * config/i386/386bsd.h, config/i386/beos-elf.h,
1135 config/i386/freebsd-aout.h, config/i386/freebsd.h,
1136 config/i386/i386-interix.h, config/i386/i386elf.h,
1137 config/i386/linux.h, config/i386/netbsd-elf.h,
1138 config/i386/netbsd.h, config/i386/openbsd.h,
1139 config/i386/ptx4-i.h, config/i386/rtemself.h,
1140 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
1141 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
1143 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
1145 * stmt.c (expand_asm_operands): Update commentary.
1147 2001-10-16 Stan Shebs <shebs@apple.com>
1149 * config/darwin.h (GCC_NAME): Remove, no longer used.
1150 (NO_MATH_LIBRARY): Ditto.
1151 (MATH_LIBRARY): Define to emptiness.
1152 (DWARF2_DEBUGGING_INFO): Define.
1153 (PREFERRED_DEBUGGING_TYPE): Define.
1154 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
1155 (EXCEPTION_SECTION): Define.
1156 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1157 * config/darwin.c (darwin_encode_section_info): Handle case of
1158 DECL_INITIAL being error_mark_node.
1160 2001-10-16 Richard Henderson <rth@redhat.com>
1162 * alpha.c (current_file_function_operand): Don't fail for profiling.
1163 (direct_call_operand): New.
1164 * alpha-protos.h: Declare it.
1165 * alpha.h (EXTRA_CONSTRAINT): Use it.
1166 (PREDICATE_CODES): Add it.
1167 (ASM_OUTPUT_MI_THUNK): Remove.
1168 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
1169 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
1171 2001-10-16 Krister Walfridsson <cato@df.lth.se>
1173 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
1174 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1176 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1178 * cfg.c (free_edge): Break out from ....
1179 (remove_edge): ... here.
1180 (clear_edges): Use free_edge.
1182 * att.h (ASM_QUAD): Add comment.
1183 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
1185 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
1187 * i386.c (split_ti): New function.
1188 (ix86_split_to_parts): Support TImodes.
1189 * i386.h (VALID_INT_MODE_P): Add TImode.
1190 * i386.md (movdi splitter): Fix.
1191 (movti): Support 64bit integer registers.
1192 (movti_rex64): New function and splitter.
1194 * i386.c (*_cost): Add movsx/movzx cost.
1195 * i386.h (struct processor_costs): Add movsx/movzx fields.
1196 (RTX_COSTS): Handle zero/sign extend + avoid believing that
1197 64bit operations require split on 64bit machine.
1198 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
1200 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
1201 (ix86_expand_move): Avoid pushes of memory if size does not match;
1202 move long constants to register.
1203 (x86_initialize_trampoline): Fix mode.
1204 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
1205 Use ASM_QUAD on 64bit.
1206 * i386.md (test pattern): Disallow impossible constants.
1207 (tablejump PIC expander): Fix emitting of sum.
1208 (movdicc_rex64): Rename to movdicc.
1209 * linux64.h (LINK_SPEC): Add missing '%'.
1211 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
1213 * tree-inline.c (inlinable_function_p): Leave it up to the
1214 front-end to turn -finline-functions into DECL_INLINE set for all
1217 2001-10-16 Stan Shebs <shebs@apple.com>
1219 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
1221 2001-10-16 Alan Modra <amodra@bigpond.net.au>
1223 * recog.c: Formatting and comment typo fixes.
1225 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
1226 version in single tree build.
1227 * configure: Regenerate.
1229 2001-10-15 David Edelsohn <edelsohn@gnu.org>
1231 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
1232 MODE arguments to gen_rtx and compare operand with const0_rtx.
1234 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
1236 * system.h: Poison old unused target macros.
1237 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
1238 * config/stormy16/stormy16.c: Update references to obsolete macros.
1239 * config/stormy16/stormy16.h: Similarly.
1240 * config/stormy16/stormy16.md: Similarly.
1241 * config/cris/cris.h: Similarly.
1243 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
1245 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
1246 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
1247 cpp_register_pragma): Update accordingly.
1249 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
1251 * c-pragma.h (cpp_register_pragma_space): Remove.
1252 * cpplib.h (cpp_register_pragma_space): Remove.
1253 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
1254 (cpp_register_pragma_space): Remove.
1255 (cpp_register_pragma): Simplify using lookup_pragma_entry,
1257 (do_pragma): Similarly.
1258 (_cpp_init_internal_pragmas): Don't register namespaces.
1260 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
1261 Don't register namespaces.
1262 * cp/lex.c (init_cp_pragma): Similarly.
1263 * doc/tm.texi: Update.
1265 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
1268 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
1270 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
1272 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
1273 add scheduling support.
1274 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
1275 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
1276 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
1279 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
1281 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
1282 missing CONSTANT_P test in core GCC.
1284 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
1286 * cppmain.c (struct printer): New member source.
1287 (scan_translation_unit): Fix spacing at start of lines.
1288 (cb_line_change): Update.
1290 * gcc.dg/cpp/spacing2.c: New test.
1292 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
1294 * config/cris/arit.c: Use __builtin_labs, not abs.
1296 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
1298 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
1299 misplaced sprintf and fprintf argument.
1301 2001-10-12 Zack Weinberg <zack@codesourcery.com>
1303 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
1304 * configure.in, Makefile.in: Take out obsolete check-po logic.
1305 * configure, config.in: Regenerate.
1307 2001-10-12 Ziemowit Laski <zlaski@apple.com>
1309 * objc/objc-act.c (finish_objc): Correct precondition for emitting
1310 symtab declarations.
1312 2001-10-12 Stan Shebs <shebs@apple.com>
1314 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
1315 declarations of arguments and local variables.
1317 2001-10-12 Christopher Faylor <cgf@redhat.com>
1319 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
1320 ENDFILE_SPEC definition.
1322 2001-10-12 Kazu Hirata <kazu@hxi.com>
1324 * gthr-dce.h: Fix comment formatting.
1325 * gthr-posix.h: Likewise.
1326 * gthr-single.h: Likewise.
1327 * gthr-solaris.h: Likewise.
1328 * gthr-vxworks.h: Likewise.
1329 * gthr-win32.h: Likewise.
1331 2001-10-12 Jakub Jelinek <jakub@redhat.com>
1333 * final.c (output_asm_insn): Make sure assembly dialects are
1334 terminated, not nested. Output `|' and `}' characters if they
1335 don't appear inside assembly dialect selection.
1336 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
1337 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
1338 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
1339 strsetsi_rex_1): Add {} braces.
1341 2001-10-11 Zack Weinberg <zack@codesourcery.com>
1343 * toplev.c (compile_file): Ignore return value from yyparse.
1344 Always pop any nested binding levels after yyparse returns.
1346 2001-10-11 Richard Henderson <rth@redhat.com>
1348 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
1350 2001-10-11 Richard Henderson <rth@redhat.com>
1352 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
1353 fall back to add_AT_long_long for large CONST_INT.
1355 2001-10-11 Richard Henderson <rth@redhat.com>
1357 * config/i386/i386.md (setcc splitters): Add four splitters to
1358 simplify compound compares that simplify_comparison can't handle.
1360 2001-10-11 Zack Weinberg <zack@codesourcery.com>
1362 * cpplex.c (digraph_spellings, token_spellings): Make static.
1364 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1366 * unroll.c (loop_iterations): Fixup last patch.
1368 2001-10-11 Richard Henderson <rth@redhat.com>
1370 * rtl.h (REG_VTABLE_REF): New.
1371 * rtl.c (reg_note_name): Add it.
1372 * combine.c (distribute_notes): Handle it.
1373 * final.c (final_scan_insn): Handle it.
1374 * tree.def (VTABLE_REF): New.
1375 * expr.c (expand_expr): Handle it.
1376 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
1377 * output.h: Declare them.
1379 2001-10-11 Richard Henderson <rth@redhat.com>
1381 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
1384 2001-10-11 David Edelsohn <edelsohn@gnu.org>
1386 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
1387 available in 64-bit mode.
1389 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
1391 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
1392 cris-*-linux* cases.
1393 * config/cris/cris-protos.h: New file.
1394 * config/cris/cris.c: New file.
1395 * config/cris/cris.h: New file.
1396 * config/cris/cris.md: New file.
1397 * config/cris/linux.h: New file.
1398 * config/cris/aout.h: New file.
1399 * config/cris/arit.c: New file.
1400 * config/cris/cris_abi_symbol.c: New file.
1401 * config/cris/mulsi3.asm: New file.
1402 * config/cris/t-aout: New file.
1403 * config/cris/t-cris: New file.
1404 * config/cris/t-elfmulti: New file.
1405 * config/cris/t-linux: New file.
1406 * doc/invoke.texi: Add CRIS options.
1407 * doc/install.texi (Specific): Add blurb for CRIS.
1409 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
1411 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
1413 * config/float/i32.h: Likewise.
1414 * config/float-i386.h: Likewise.
1415 * config/float-i64.h: Likewise.
1416 * config/float-m68k.h: Likewise.
1417 * config/float-sh.h: Likewise.
1418 * config/float-sparc.h: Likewise.
1420 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
1422 * doc/contrib.texi: Add note about CRIS port to my entry.
1424 2001-10-11 Kazu Hirata <kazu@hxi.com>
1426 * basic-block.h: Fix formatting.
1427 * bitmap.h: Likewise.
1428 * cpplib.h: Likewise.
1429 * c-tree.h: Likewise.
1430 * diagnostic.h: Likewise.
1431 * flags.h: Likewise.
1433 * longlong.h: Likewise.
1435 * reload.h: Likewise.
1439 2001-10-10 Richard Henderson <rth@redhat.com>
1441 * c-parse.in (asm_operand): Allow named operands.
1442 * genconfig.c (max_recog_operands): Set to 29.
1443 * local-alloc.c (requires_inout): Skip multiple digits.
1444 * recog.c (asm_operand_ok): Likewise.
1445 (preprocess_constraints): Use strtoul for matching constraints.
1446 (constrain_operands): Likewise.
1447 * regmove.c (find_matches): Likewise.
1448 * reload.c (find_reloads): Likewise.
1449 * stmt.c (parse_output_constraint): Don't reject in-out
1450 constraint on operands > 9. Reject '[' in constraint.
1451 (expand_asm_operands): Handle named operands. Use strtoul
1452 for matching constraints.
1453 (check_operand_nalternatives): Split out from expand_asm_operands.
1454 (check_unique_operand_names): New.
1455 (resolve_operand_names, resolve_operand_name_1): New.
1457 * doc/extend.texi (Extended Asm): Document named operands.
1458 * doc/md.texi (Simple Constraints): Document matching constraints
1461 2001-10-10 Richard Henderson <rth@redhat.com>
1463 * combine.c (try_combine): Handle a SEQUENCE of one insn.
1465 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
1466 (jcc splitters): Add two splitters to simplify compound compares
1467 that simplify_comparison can't handle.
1469 2001-10-10 Richard Henderson <rth@redhat.com>
1471 * langhooks.c: Include langhooks.h.
1472 * Makefile.in (langhooks.o): Depend on it.
1474 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
1476 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
1477 should not be considered as a no-op.
1478 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
1480 2001-10-10 Stan Shebs <shebs@apple.com>
1482 * alias.c: Remove uses of "register" specifier in declarations
1483 of arguments and local variables.
1484 * c-common.c: Ditto.
1485 * c-convert.c: Ditto.
1487 * c-format.c: Ditto.
1488 * c-semantics.c: Ditto.
1489 * c-typeck.c: Ditto.
1490 * caller-save.c: Ditto.
1493 * cfgbuild.c: Ditto.
1495 * collect2.c: Ditto.
1499 * cppfiles.c: Ditto.
1502 * defaults.h: Ditto.
1504 * dwarf2out.c: Ditto.
1505 * dwarfout.c: Ditto.
1506 * emit-rtl.c: Ditto.
1511 * fix-header.c: Ditto.
1512 * floatlib.c: Ditto.
1514 * fold-const.c: Ditto.
1515 * function.c: Ditto.
1518 * gen-protos.c: Ditto.
1519 * genattrtab.c: Ditto.
1520 * gencheck.c: Ditto.
1521 * genconfig.c: Ditto.
1523 * genextract.c: Ditto.
1524 * genflags.c: Ditto.
1525 * gengenrtl.c: Ditto.
1526 * genoutput.c: Ditto.
1528 * genrecog.c: Ditto.
1529 * gensupport.c: Ditto.
1533 * haifa-sched.c: Ditto.
1534 * hard-reg-set.h: Ditto.
1536 * integrate.c: Ditto.
1539 * local-alloc.c: Ditto.
1541 * mips-tdump.c: Ditto.
1542 * mips-tfile.c: Ditto.
1545 * print-rtl.c: Ditto.
1546 * read-rtl.c: Ditto.
1549 * reg-stack.c: Ditto.
1550 * regclass.c: Ditto.
1555 * resource.c: Ditto.
1559 * sched-deps.c: Ditto.
1560 * sched-rgn.c: Ditto.
1562 * simplify-rtx.c: Ditto.
1564 * stor-layout.c: Ditto.
1571 * xcoffout.c: Ditto.
1573 2001-10-10 Richard Henderson <rth@redhat.com>
1575 * rtl.h (can_reverse_comparison_p): Remove.
1577 2001-10-10 Christopher Faylor <cgf@redhat.com>
1579 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
1582 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
1584 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
1585 (Thanks to Chris Faylor for suggesting macro name).
1586 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
1588 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
1589 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
1590 (MATH_LIBRARY): Undef before definition.
1591 (OUTPUT_QUOTED_STRING): Likewise.
1592 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
1594 2001-10-10 Richard Henderson <rth@redhat.com>
1596 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
1597 (fde_unencoded_compare): Likewise. Don't use subtraction to get
1598 a tristate comparison value.
1599 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
1601 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1604 * unroll.c (loop_iterations): Ignore insns generated by loop
1607 * config.gcc (mips*-*-gnu*): Delete support.
1608 * config/mips/gnu.h: Remove.
1610 2001-10-10 Kazu Hirata <kazu@hxi.com>
1612 * calls.c: Fix formatting.
1613 * c-decl.c: Likewise.
1614 * cfgcleanup.c: Likewise.
1615 * combine.c: Likewise.
1616 * cppfiles.c: Likewise.
1617 * cpplib.c: Likewise.
1618 * cppmacro.c: Likewise.
1619 * crtstuff.c: Likewise.
1621 * dwarf2out.c: Likewise.
1622 * expmed.c: Likewise.
1624 * fold-const.c: Likewise.
1625 * function.c: Likewise.
1627 * genattrtab.c: Likewise.
1628 * ggc-page.c: Likewise.
1629 * integrate.c: Likewise.
1630 * libgcc2.c: Likewise.
1632 * optabs.c: Likewise.
1633 * profile.c: Likewise.
1634 * protoize.c: Likewise.
1636 * recog.c: Likewise.
1637 * reload1.c: Likewise.
1638 * reload.c: Likewise.
1639 * reorg.c: Likewise.
1640 * resource.c: Likewise.
1641 * sched-rgn.c: Likewise.
1642 * sdbout.c: Likewise.
1644 * toplev.c: Likewise.
1645 * varasm.c: Likewise.
1647 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
1649 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
1650 * Makefile.in (langhooks.o): Add dependencies.
1652 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
1654 * rs6000.c (rs6000_emit_load_toc_table): Don't
1655 strdup the toc label.
1656 (create_TOC_reference): Likewise.
1658 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
1660 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
1663 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
1665 * config/i386/i386.c (ix86_attribute_table): Correct
1666 min_len, max_len fields for dllimport, dllexport and shared.
1668 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
1670 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
1671 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
1672 Consistently use "nonzero" instead of "non-zero".
1674 2001-10-09 Kazu Hirata <kazu@hxi.com>
1676 * acconfig.h: Fix comment formatting.
1677 * c-dump.h: Likewise.
1678 * c-tree.h: Likewise.
1679 * conditions.h: Likewise.
1681 * function.h: Likewise.
1683 * hwint.h: Likewise.
1684 * integrate.h: Likewise.
1687 * optabs.h: Likewise.
1689 2001-10-09 Kazu Hirata <kazu@hxi.com>
1691 * c-common.h: Fix comment formatting.
1692 * c-dump.c: Likewise.
1694 * diagnostic.h: Likewise.
1695 * except.c: Likewise.
1697 * gcov-io.h: Likewise.
1698 * genattrtab.c: Likewise.
1699 * output.h: Likewise.
1700 * predict.h: Likewise.
1701 * reload1.c: Likewise.
1702 * reload.h: Likewise.
1703 * resource.h: Likewise.
1705 * system.h: Likewise.
1707 * tree-inline.c: Likewise.
1708 * tsystem.h: Likewise.
1709 * varasm.c: Likewise.
1710 * xcoffout.h: Likewise.
1712 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
1714 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
1716 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
1718 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
1719 config/i386/i386elf.h, config/i386/netbsd-elf.h,
1720 config/i386/netware.h, config/mcore/gfloat.h,
1721 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
1722 config/netware.h, gccbug.in: Update FSF address.
1724 2001-10-09 Kazu Hirata <kazu@hxi.com>
1726 * c-common.c: Fix comment typos.
1727 * cfgrtl.c: Likewise.
1728 * collect2.c: Likewise.
1729 * cpplex.c: Likewise.
1730 * doloop.c: Likewise.
1731 * dwarf2out.c: Likewise.
1732 * dwarfout.c: Likewise.
1734 * fold-const.c: Likewise.
1738 * global.c: Likewise.
1739 * ifcvt.c: Likewise.
1741 * optabs.c: Likewise.
1742 * protoize.c: Likewise.
1743 * regclass.c: Likewise.
1744 * reorg.c: Likewise.
1748 * doc/cpp.texi: Likewise.
1749 * doc/c-tree.texi: Likewise.
1750 * doc/extend.texi: Likewise.
1751 * doc/invoke.texi: Likewise.
1752 * doc/objc.texi: Likewise.
1753 * doc/tm.texi: Likewise.
1755 2001-10-08 Richard Henderson <rth@redhat.com>
1757 * varasm.c (set_named_section_flags): Initialize "declared".
1759 2001-10-08 Robert Lipe <robertlipe@usa.net>
1761 * varasm.c (struct in_named_entry): Add declared.
1762 (named_section_first_declaration): New function.
1763 (default_elf_asm_named_section): Use it.
1764 * output.h (named_section_first_declaration): New.
1766 2001-10-08 Richard Henderson <rth@redhat.com>
1768 * i386.md (movsi_xor): Export.
1769 (setcc peep2): Use it when available; add an alternative to
1770 match zero_extendhisi2_and.
1772 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1774 * romp-protos.h (romp_initialize_trampoline): New function.
1775 * romp.c (romp_initialize_trampoline): Likewise.
1776 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
1777 romp_initialize_trampoline.
1779 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1781 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
1782 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
1783 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
1784 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
1786 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1788 * unroll.c (loop_iterations): Extend check for multiple back edges.
1790 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
1792 * langhooks.h: New file.
1793 * Makefile.in (OBJS): Added langhooks.o.
1794 (c-lang.o): Depend on langhooks.h.
1795 (c-common.o): Don't depend on tree-inline.h.
1796 (tree-inline.o): Depend on toplev.h.
1797 (langhooks.o): New rule.
1798 * c-common.c: Don't include tree-inline.h.
1799 (c_mark_lang_decl): Mark argument c as unused.
1800 (c_common_lang_init): Don't initialize hooks here.
1801 * c-lang.c: Include langhooks.h, then override some macros.
1802 (lang_hooks): Initialize with macros in langhooks.h.
1803 (c_init): Don't initialize hooks here.
1804 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
1805 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
1806 * tree-inline.c: Include toplev.h. Don't define hook variables.
1807 * tree-inline.h: Don't define hook types nor declare hook
1808 variables. Move macros to...
1809 * langhooks.c: ... new file, as functions. Adjust all callers.
1811 2001-10-08 Jeffrey A Law <law@cygnus.com>
1813 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
1814 purge_mem_unchanging_flag on all instructions, not just on those
1815 before NOTE_INSN_FUNCTION_BEG.
1817 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
1819 * cppmacro.c (_cpp_create_definition): Leave comments off.
1821 * doc/cpp.texi: Update.
1823 2001-10-08 DJ Delorie <dj@redhat.com>
1825 * c-decl.c (grokfield): Make sure the only unnamed fields
1826 we're allowing are either structs or unions.
1827 * doc/extend.texi: Add documentation for the unnamed field
1830 2001-10-08 Zack Weinberg <zack@codesourcery.com>
1832 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
1833 * configure.in: Use it.
1834 * configure: Regenerated.
1835 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
1836 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
1838 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
1840 * cppfiles.c (open_file): Don't mark zero-length files
1841 never-reread here. Don't output diagnostics here either.
1842 (stack_include_file): Mark them never-reread here.
1843 (_cpp_read_file): Update.
1845 2001-10-08 Richard Henderson <rth@redhat.com>
1847 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
1849 2001-10-08 Richard Henderson <rth@redhat.com>
1851 * expr.c (store_expr): When converting a CONST_INT for storage
1852 in a SUBREG, convert it to both SUBREG modes before stripping
1855 2001-10-08 Richard Henderson <rth@redhat.com>
1857 * varasm.c (restore_varasm_status): New.
1858 * function.h: Declare it.
1859 * function.c (pop_function_context_from): Call it.
1861 2001-10-08 Richard Henderson <rth@redhat.com>
1863 * c-common.h (struct c_lang_decl): Add declared_inline.
1864 * c-tree.h (DECL_DECLARED_INLINE_P): New.
1865 * c-lang.c (c_disregard_inline_limits): Use it.
1866 * c-decl.c (duplicate_decls): Likewise.
1867 (pushdecl, redeclaration_error_message): Likewise.
1868 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
1869 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
1870 Set DECL_INLINE if -finline-functions.
1871 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
1873 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
1875 * cppmacro.c (funlike_invocation_p): Move some logic to caller
1876 in enter_macro_context. Create a padding token in its own context
1877 if necessary when the search for '(' fails.
1878 (enter_macro_context): Update.
1880 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
1882 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
1883 genmultilib, toplev.c: Fix spelling errors of "separate" as
1884 "seperate", and corresponding spelling errors of related words.
1886 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1888 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
1889 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
1891 * c-dump.c (dump_option_value_info): Likewise.
1892 * c-format.c (format_length_info, format_char_info,
1893 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
1894 * collect2.c (names): Likewise.
1895 * cppdefault.h (default_include): Likewise.
1896 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
1897 * flow.c (life_analysis): Likewise.
1898 * gcc.c (dir_separator_str, modify_target, option_map,
1899 target_option_translations, spec_list_1, extra_specs_1,
1900 init_spec): Likewise.
1901 * gcov.c (gcov_version_string): Likewise.
1902 * genattr.c (write_units): Likewise.
1903 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
1904 * gengenrtl.c (rtx_definition, defs): Likewise.
1905 * genrecog.c (pred_table): Likewise.
1906 * global.c (global_alloc): Likewise.
1907 * lcm.c (optimize_mode_switching): Likewise.
1908 * local-alloc.c (find_free_reg): Likewise.
1909 * params.h (param_info): Likewise.
1910 * predict.c (predictor_info): Likewise.
1911 * protoize.c (unexpansion_struct): Likewise.
1912 * real.c (bmask): Likewise.
1913 * recog.h (insn_operand_data, insn_data): Likewise.
1914 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
1915 * stmt.c (expand_nl_goto_receiver): Likewise.
1916 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
1917 target_switches, target_options): Likewise.
1918 * tradcif.y (token, tokentab2, yylex): Likewise.
1919 * tree.h (attribute_spec): Likewise.
1921 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
1923 * arc.c (arc_output_function_epilogue): Likewise.
1924 * arm.c (processors, all_cores, all_architectures,
1925 arm_override_options, isr_attribute_arg, isr_attribute_args,
1926 arm_isr_value): Likewise.
1927 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
1929 * c4x.c (c4x_int_reglist): Likewise.
1930 * d30v.c (override_options): Likewise.
1931 * h8300.c (shift_insn): Likewise.
1932 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
1933 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
1934 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
1935 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
1936 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
1937 * i386.h (processor_costs, ix86_cost): Likewise.
1938 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
1939 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
1940 * m68k.c (codes_68881, codes_FPA): Likewise.
1941 * m88k.c (mode_from_align, max_from_align, all_from_align,
1942 best_from_align, m_options): Likewise.
1943 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
1944 * mcore.c (mode_from_align): Likewise.
1945 * mips/elf64.h (UNIQUE_SECTION): Likewise.
1946 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
1947 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
1948 * mips.h (mips_regno_to_class): Likewise.
1949 * ns32k.c (scales): Likewise.
1950 * pa.c (import_string, magic_milli): Likewise.
1951 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
1952 * sparc.c (leaf_reg_remap, sparc_override_options,
1953 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
1955 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
1957 2001-10-07 Dale Johannesen <dalej@apple.com>
1959 * reload1.c (reload_reg_free_p): Teach register interference
1960 checking that multiple output reloads are emitted in
1962 reload1.c (reload_reg_reaches_end_p): Ditto.
1963 reload1.c (reloads_conflict): Ditto.
1965 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
1967 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
1968 NULL_TREE inside @code.
1970 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
1972 * doc/gcc.texi: Document consistent style of "32-bit",
1973 "Objective-C", and "@code{NULL}".
1975 2001-10-06 Zack Weinberg <zack@codesourcery.com>
1977 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
1978 (cpp_token_len, cpp_spell_token, cpp_output_token,
1979 _cpp_equiv_tokens): Handle it.
1980 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
1981 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
1982 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
1985 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1987 * gcc.c (default_compilers): Remove .ada.
1989 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
1991 * doc/cppinternals.texi: Update.
1993 2001-10-06 Zack Weinberg <zack@codesourcery.com>
1995 * gcc.c (main): Set this_file_error if the appropriate
1996 compiler for a language has not been installed.
1998 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
2000 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
2002 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
2004 * gccbug.in (CATEGORIES): Add ada.
2006 2001-10-05 Catherine Moore <clm@redhat.com>
2008 * config/stormy16/stormy-abi: Document abi changes.
2009 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
2010 (ICALL_REGS): New register class.
2011 (NUM_ARGUMENT_REGISTERS): Now 6.
2012 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
2014 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
2015 * config/stormy16.md (call_internal, call_value_internal,
2016 indirect_jump): Use new 'z' constraint.
2018 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
2020 * doc/cppinternals.texi: Update.
2022 2001-10-05 Richard Henderson <rth@redhat.com>
2024 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
2025 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
2026 the gas section-name-as-label feature.
2028 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
2030 * doc/cppinternals.texi: Update.
2032 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2034 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
2035 to ensure valid SImode constants.
2037 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
2039 * Makefile.in (c-decl.o): Depend on tree-inline.h.
2040 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
2041 * c-decl.c: Include tree-inline.h.
2042 (c_expand_body): Call optimize_inline_calls. Determine whether
2043 a function is inlinable upfront, and only clear
2044 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
2045 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
2046 (c_disregard_inline_limits): New function.
2047 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
2048 (c_post_options): Enable tree inlining if inlining is enabled.
2049 Don't inline trees when instrumenting functions.
2050 (c_init): Initialize lang_disregard_inline_limits and
2051 lang_cannot_inline_tree_fn.
2052 * tree-inline.c (initialize_inlined_parameters): Handle calls
2053 with fewer arguments than declared parameters, and fewer
2054 parameters than passed arguments. Don't assume value is a
2056 (declare_return_variable): Convert return value back to the
2057 original type, if it was promoted.
2058 (tree_inlinable_function_p): New function.
2059 (inlinable_function_p): Don't look at DECL_INLINE if we're
2060 inlining all functions. Make it work with a NULL id.
2061 Re-check DECL_UNINLINABLE after language-specific checks.
2062 * tree-inline.h (tree_inlinable_function_p): Declare it.
2063 * integrate.c (save_for_inline): Don't bother to prepare argvec
2065 * cse.c (check_for_label_ref): Don't check deleted labels.
2067 * Makefile.in (tree-inline.o): Depend on newly-included headers.
2068 * tree-inline.c: Include headers needed for the functions moved in.
2069 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
2070 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
2071 (copy_body, initialize_inlined_parameters): Likewise.
2072 (declare_return_variable, inlinable_function_p): Likewise.
2073 (expand_call_inline, expand_calls_inline): Likewise.
2074 (optimize_inline_calls, clone_body): Likewise.
2075 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
2076 (copy_tree_r, remap_save_expr): Likewise.
2078 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
2080 * Makefile.in (OBJS): Added tree-inline.o.
2081 (c-common.o): Depend on tree-inline.h.
2082 (tree-inline.o): New target.
2083 * c-common.c: Include tree-inline.h.
2084 (c_mark_lang_decl): Don't mark saved_tree.
2085 (c_common_lang_init): Set lang_anon_aggr_type_p.
2086 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
2087 (struct c_lang_decl): Moved saved_tree to tree_decl.
2088 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
2089 * integrate.h (function_attribute_inlinable_p): Declare it.
2090 * integrate.c (function_attribute_inlinable_p): Export it.
2091 * tree-inline.c: New file. Define variables declared in...
2092 * tree-inline.h: New file. Declare functions to be moved to
2093 tree-inline.c. Define macros and declare types and hooks for
2094 language-specific tree inlining.
2095 (flag_inline_trees): Moved definition from cp/decl2.c.
2096 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
2097 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
2098 (struct tree_decl): Moved saved_tree from c_lang_decl and
2099 inlined_fns from C++'s lang_decl.
2101 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
2103 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
2104 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
2106 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
2108 * doc/cppinternals.texi: Update.
2110 2001-10-04 Eric Christopher <echristo@redhat.com>
2112 * config/mips/mips.c (init_cumulative_args): Remember to set
2114 * config.gcc: Redo linux configuration. Add target_cpu_default
2115 of soft-float to all mipsisa32 combinations and tx39.
2116 * config/mips/linux.h: Remove include of mips.h.
2118 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
2120 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
2121 HOST_LDFLAGS and HOST_CPPFLAGS.
2123 2001-10-03 Ziemowit Laski <zlaski@apple.com>
2125 * c-parse.in (objc_inherit_code, objc_pq_context,
2126 objc_public_flag): Make static.
2127 (objc_interface_context, objc_implementation_context,
2128 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
2129 global tree array in objc/objc-act.[ch].
2130 (methoddef): Remove unnecessary code.
2132 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
2133 Hoist struct definitions to objc-act.h.
2134 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
2135 cat_count): Place declaration in objc-act.h.
2136 (objc_tree_index): Move enumeration to objc-act.h.
2137 (objc_global_trees): Place declaration and macro accessors in
2139 (implementation_context): Remove duplicate; use
2140 objc_implementation_context instead:
2141 (method_context): Remove duplicate; use objc_method_context
2143 (objc_ellipsis_node, objc_method_prototype_template,
2144 implemented_classes, function_type): Move global vars to
2146 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
2147 (build_message_expr): Move actual construction of ObjC message
2148 send nodes to finish_message_expr.
2149 (finish_message_expr): New routine, contains code formerly in
2151 * objc/objc-act.h (finish_message_expr): New prototype.
2152 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
2153 declarations; these vars are now part of objc_global_trees.
2154 (objc_tree_index, objc_global_trees): Move definitions from
2156 * objc/objc-tree.def: Update copyright info.
2158 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
2160 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
2162 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
2163 only if TARGET_ARCH64.
2165 2001-10-02 Bernd Schmidt <bernds@redhat.com>
2167 * doc/extend.texi: Fix some problems with previous checkin.
2168 * doc/invoke.texi: Likewise.
2170 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
2172 * cpphash.h: Update comments.
2173 (cpp_context): Update.
2174 (spec_nodes): Remove n__Pragma.
2175 * cppinit.c (cpp_create_reader): Update.
2176 (builtin_array): Add _Pragma.
2177 * cpplib.h: Update comments.
2178 (NODE_DISABLED, BT_PRAGMA): New.
2179 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
2180 * cppmacro.c (struct cpp_macro): Remove disabled.
2181 (builtin_macro): Return int, handle _Pragma, push the new token
2182 on the context stack.
2183 (funlike_invocation_p): Unconstify, update.
2184 (enter_macro_context): Handle builtins here.
2185 (replace_args, push_token_context, push_ptoken_context):
2186 Update for prototype changes.
2187 (_cpp_pop_context): Update.
2188 (cpp_get_token): Don't handle buitins, nor _Pragma here.
2189 (cpp_sys_macro_p): Update.
2190 (_cpp_free_definition): Clear disabled flag.
2191 (_cpp_create_definition): Upate.
2192 * cppmain.c: Update comments.
2194 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
2195 Andreas Jaeger <aj@suse.de>,
2196 Jan Hubicka <jh@suse.cz>
2198 * doc/invoke.texi (i386 Options): Document x86-64 options.
2199 (i386 and x86-64 Options): Rename i386 options section.
2201 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
2202 (TARGET_SWITCHES): Add -munwind-info.
2203 (MASK_NO_UNWIND_INFO): New.
2204 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
2206 (ASM_OUTPUT_DOUBLE_INT): New.
2208 * config/i386/linux64.h: New spec file for Linux x86-64 support.
2209 * config.gcc: Fix tm_file settings for x86-64.
2210 * config/i386/x86-64.h: New file with OS independent x86-64
2212 * config/i386/biarch64.h: New file used to configure compiler
2213 to biarch/64bit compilation.
2215 * config/i386/i386.c: (override_options): Set flags default
2216 for 64bit compilation.
2218 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
2220 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
2221 (ix86_expand_int_movcc): Optimize DImode conditional moves with
2222 constants on x86_64.
2223 (ix86_attr_length_immediate_default): Support MODE_DI.
2224 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
2226 (indirect_jump, tablejump): Turn into expander.
2228 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2230 * c-common.c (c_format_attribute_table): Make format and
2231 format_arg attributes apply to function types rather than to
2233 (is_valid_printf_arglist): Construct an attribute list and pass
2234 that to check_function_format rather than a name.
2235 * c-common.h (check_function_format): Adjust prototype.
2236 * c-decl.c (duplicate_decls): Preserve attributes from type of
2237 built-in decl when allowing for harmless conflict in types.
2238 * c-format.c (record_function_format,
2239 record_international_format, function_format_list,
2240 international_format_info, international_format_list): Remove.
2241 (function_format_info): Remove next, name and assembler_name.
2242 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
2243 (decode_format_attr): New.
2244 (handle_format_attribute): Handle receiving a type rather than a
2245 decl. Call decode_format_attr. Store format information in a
2246 function_format_info.
2247 (handle_format_arg_attribute): Correct comment. Handle receiving
2248 a type rather than a decl. Use unsigned HOST_WIDE_INT for
2250 (check_format_info_recurse, check_format_info_main): Take argument
2251 numbers as unsigned HOST_WIDE_INT.
2252 (check_function_format): Take a list of attributes from the
2253 function type rather than a name or assembler name. Check for
2254 format attributes in that list and the attributes on the type of
2255 the current function rather than looking through
2256 function_format_list.
2257 (check_format_info): Use unsigned HOST_WIDE_INT for argument
2259 (check_format_info_recurse): Take format_arg attributes from the
2260 type of the function calls rather than using
2261 international_format_list. Allow for multiple format_arg
2263 * c-typeck.c (build_function_call): Pass type attributes to
2264 check_function_format rather than name or assembler name. Don't
2265 require there to be a name or assembler name to check formats.
2267 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2269 * attribs.c (decl_attributes): Possibly call
2270 insert_default_attributes to insert default attributes on
2271 functions in a lazy manner.
2272 * builtin-attrs.def: New file; define the default format and
2273 format_arg attributes.
2274 * c-common.c (c_format_attribute_table): Move to earlier in the
2276 (c_common_nodes_and_builtins): Initialize format_attribute_table.
2277 (enum built_in_attribute, built_in_attributes,
2278 c_attrs_initialized, c_init_attributes,
2279 c_common_insert_default_attributes): New.
2280 (c_common_lang_init): Don't initialize format_attribute_table. Do
2281 call c_init_attributes.
2282 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
2283 * c-common.h (init_function_format_info): Don't declare.
2284 (c_common_insert_default_attributes): Declare.
2285 * c-decl.c (implicitly_declare, builtin_function): Call
2287 (init_decl_processing): Don't call init_function_format_info.
2288 (insert_default_attributes): New.
2289 * c-format.c (handle_format_attribute,
2290 handle_format_arg_attribute): Be quiet about inappropriate
2291 declaration when applying default attributes.
2292 (init_function_format_info): Remove.
2293 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
2294 (insert_default_attributes): Declare.
2296 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2298 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
2300 2001-10-01 Jim Wilson <wilson@redhat.com>
2302 * sched-deps.c (add_dependence): When elide conditional dependence,
2303 check that insn doesn't modify cond2.
2305 2001-10-01 Dale Johannesen <dalej@apple.com>
2307 * config/rs6000/rs6000.h (enum processor_type): Add support
2308 for 7400 (G4) and 7450.
2310 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
2311 (rs6000_issue_rate): Ditto.
2312 (rs6000_adjust_cost): Fix cycle counts for compares.
2313 (debug_stack_info): Fix an obvious typo.
2314 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
2315 * doc/invoke.texi: Document.
2316 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
2318 (PROCESSOR_DEFAULT): Ditto.
2320 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
2322 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
2323 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
2324 later recursive make invocation.
2326 2001-10-01 Hans Boehm <boehm@acm.org>
2328 * optabs.c (emit_libcall_block): When using non-call exceptions,
2329 don't add REG_LIBCALL reg notes to trapping calls.
2331 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
2333 * flow.c (propagate_block_delete_libcall): Remove unused first arg
2334 (propagate_one_insn): Update for above change
2336 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
2338 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
2339 _Unwind_GetTextRelBase): Argument is unused.
2341 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2343 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
2344 Loop through NOPs, placeholders, and components.
2345 Don't go through NOPs if change mode.
2346 (record_alias_subset): Do nothing if SUBSET and SET are the same.
2347 * emit-rtl.c (set_mem_alias_set): Enable check.
2348 * expr.c (find_placeholder): New function.
2349 (expand_expr, case PLACEHOLDER_EXPR): Use it.
2350 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
2351 to modify it and avoid unneeded copies.
2352 * expr.h (expand_expr): Always define.
2353 (find_placeholder): New declaration.
2355 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2357 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
2358 operand 2 is the stack pointer.
2359 ("addr-peephole"): Fix address computation peephole when operand 2
2360 is the stack pointer.
2362 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2364 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
2365 (ix86_setup_incoming_varargs): Likewise.
2367 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
2369 * stor-layout.c (layout_type): Don't complain about too-large
2372 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2374 * function.c (keep_stack_depressed): Don't use delete_insn.
2376 * expr.h (set_mem_alias_set): Move decl to here.
2377 * rtl.h (mem_attrs): New typedef and struct.
2378 (union rtunion_def): Add field for mem_attrs.
2379 (X0MEMATTR, MEM_ATTRS): New macros.
2380 (MEM_ALIAS_SET): Use MEM_ATTRS.
2381 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
2382 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
2383 (set_mem_alias_set): Delete decl from here.
2385 * alias.c (set_mem_alias_set): Delete from here.
2386 * emit-rtl.c (mem_attrs_htab): New variable.
2387 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
2388 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
2389 (mem_attrs_mark, get_mem_attrs): Likewise.
2390 (gen_rtx_MEM): Clear MEM_ATTRS.
2391 (set_mem_attributes): Move to here.
2392 (set_mem_alias_set): Likewise, and call get_mem_attrs.
2393 (init_emit_once): const_int_htab now deletable htab.
2394 Initialize mem_attrs_htab.
2395 * explow.c (set_mem_attributes): Delete from here.
2396 * function.c (put_var_into_stack): Clear MEM_ATTRS.
2397 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
2398 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
2399 * reload1.c (reload): Rework changing REG to MEM.
2401 2001-09-30 H.J. Lu <hjl@gnu.org>
2403 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
2404 * config.in: Rebuild.
2406 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2408 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
2409 ("tsthi_1"): Avoid allocation in register y.
2410 ("*movqi_68hc12"): Reorganize and fix constraints.
2411 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
2412 ("addqi3"): Likewise.
2413 ("addhi3"): Fix constraints.
2414 ("*logicalhi3_zexthi"): Disparage soft registers.
2416 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2418 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
2421 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2423 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
2424 that we use setjmp/longjmp exceptions.
2426 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
2428 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
2429 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
2430 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
2431 _cpp_pool_alloc, _cpp_next_chunk): Remove.
2432 (_cpp_extend_buff, BUFF_ROOM): Update.
2433 (_cpp_append_extend_buff): New.
2434 (struct cpp_reader): Remove macro_pool, add a_buff.
2435 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
2437 (cpp_destroy): Free a_buff instead of macro_pool.
2438 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
2439 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
2440 _cpp_pool_alloc, ): Remove.
2441 (parse_number, parse_string): Update use of _cpp_extend_buff.
2442 (_cpp_extend_buff): Update.
2443 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
2444 * cpplib.c (glue_header_name, parse_answer):
2445 Update use of _cpp_extend_buff.
2446 (cpp_register_pragma, cpp_register_pragma_space): Use
2448 (do_assert, do_unassert): Check for EOL, update.
2449 * cppmacro.c (stringify_arg, collect_args): Update to use
2450 _cpp_extend_buff and _cpp_append_extend_buff.
2451 (save_parameter, parse_params, alloc_expansion_token,
2452 _cpp_create_definition): Rework memory management.
2454 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
2456 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
2457 update md_exec_prefix.
2458 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
2461 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
2463 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
2464 (SELECT_CC_MODE): Use s390_select_ccmode.
2465 * config/s390/s390-protos.h (s390_select_ccmode): Add.
2466 * config/s390/s390.c (s390_select_ccmode): New.
2467 (s390_match_ccmode): Add CCLmode.
2468 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
2469 (output_branch_condition, output_inverse_branch_condition): Removed.
2470 (print_operand): Use s390_branch_condition_mnemonic.
2471 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
2472 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
2473 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
2475 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
2476 when converting conditional branches to far branches.
2477 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
2478 cmpint_di): Use CCSmode instead of CCUmode.
2480 * config/s390/s390.c (legitimate_la_operand_p): New.
2481 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
2482 * config/s390/s390.md (movsi): Convert load address patterns to
2483 arithmetic operations when necessary.
2484 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
2485 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
2486 (*do_la_reg_0): Don't use before reload.
2488 * config/s390/s390.c (legitimize_address): Make more efficient
2489 use of two-register addressing mode.
2491 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
2492 with -mno-backchain in some corner cases.
2494 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
2496 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
2498 * reload.c (find_reloads): Mark new USE insns with QImode.
2499 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
2500 find_reloads_subreg_address): Likewise.
2501 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
2503 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
2505 (reload): Make sure there are no USEs with mode other than
2506 VOIDmode. At the end, remove those marked with QImode.
2508 2001-09-29 Per Bothner <per@bothner.com>
2510 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
2511 * Makefile.in (includedir): Rename to local_includedir.
2512 (includedir): Define as $(prefix)/include.
2513 * config.in (PREFIX_INCLUDE_DIR): New variable.
2514 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
2516 2001-09-29 Bernd Schmidt <bernds@redhat.com>
2518 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
2520 * doc/extend.texi (Vector Extensions): New node.
2521 * doc/invoke.texi (Machine Dependent Options): Add documentation for
2522 i386 -mmmx, -msse, -m3dnow.
2524 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2526 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
2528 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
2530 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
2532 * doc/invoke.texi (Optimize Options): Delete spurious @table.
2534 2001-09-28 Richard Henderson <rth@redhat.com>
2536 * varasm.c (assemble_integer): Bound alignment check by
2539 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
2541 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2543 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
2545 2001-09-25 Bernd Schmidt <bernds@redhat.com>
2547 Mostly from Graham Stott <grahams@redhat.com>
2548 * c-common.c (type_for_mode): Add support for V2SFmode.
2549 * tree.c (build_common_tree_nodes_2): Likewise.
2550 * tree.h (enum tree_index, global_trees): Likewise.
2551 * config/i386/i386.c (x86_3dnow_a): New variable.
2552 (override_options): Support 3Dnow extensions.
2553 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
2554 Athlon's version of 3Dnow.
2555 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
2556 (ix86_expand_builtin): Handle them.
2557 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
2558 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
2559 TARGET_3DNOW_A): New macros.
2560 (TARGET_SWITCHES): Add 3Dnow switches.
2561 (VALID_MMX_REG_MODE_3DNOW): New macro.
2562 (VECTOR_MODE_SUPPORTED_P): Use it.
2563 (enum ix86_builtins): Add entries for 3Dnow builtins.
2564 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
2565 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
2566 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
2567 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
2568 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
2569 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
2570 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
2571 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
2572 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
2573 sfence_insn, prefetch): Make these available if TARGET_SSE or
2576 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
2578 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
2579 ix86_va_start, ix86_build_va_list): Declare.
2580 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
2581 ix86_va_start, ix86_build_va_list): New global functions.
2582 * i386.md (sse_prologue_save_insn): New insn.
2583 (sse_prologue_save): New expander.
2584 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
2585 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
2587 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
2589 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
2590 Use size_t everywhere, make definitions consistent with
2593 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
2595 * gcse.c (replace_store_insn): Use delete_insn.
2596 * loop.c (move_movables): Likewise; avoid delete_insn
2597 from clobbering notes moved elsewhere.
2598 (check_dbra_loop): Use delete_insn.
2599 * ssa.c (convert_from_ssa): Likewise.
2600 * cse.c (cse_insn): Use delete_insn.
2602 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
2604 * cpphash.h (struct cpp_buff): Make unsigned.
2605 (_cpp_get_buff): Take length of size_t.
2606 (_cpp_unaligned_alloc): New.
2607 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
2608 (struct cpp_reader): Remove ident_pool. Add u_buff.
2609 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
2610 (cpp_destroy): Destroy u_buff, not ident_pool.
2611 * cpplex.c (parse_number, parse_string, save_comment,
2612 cpp_token_as_text): Update to use the unaligned buffer.
2613 (new_buff): Make unsigned.
2614 (_cpp_unaligned_alloc): New.
2615 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
2616 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
2618 (collect_args): Make unsigned.
2620 2001-09-27 Zack Weinberg <zack@codesourcery.com>
2622 * cpplex.c (cpp_output_token): Use a putc loop for
2623 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
2625 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
2626 * configure, config.in: Regenerate.
2627 * system.h: Replace fwrite and fprintf with their unlocked
2628 variants if available.
2630 2001-09-27 Richard Henderson <rth@redhat.com>
2632 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
2633 in favour of .eh_frame.
2635 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
2637 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
2639 (LIBCALL_VALUE): Likewise.
2641 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
2643 * cpphash.h: Update comment.
2644 * cpplex.c: Update comments.
2645 (_cpp_can_paste): Remove.
2646 * cpplib.h (_cpp_can_paste): Remove.
2647 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
2648 lexer rather than _cpp_can_paste.
2650 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
2652 * doc/cppinternals.texi: Update.
2654 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
2656 * cpphash.h (struct cpp_pool): Remove locks and locked.
2657 (struct cpp_context): Add member buff.
2658 (struct cpp_reader): Remove member argument_pool.
2659 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
2660 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
2661 * cpplex.c (chunk_suitable): Remove pool argument.
2662 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
2663 (new_buff, _cpp_extend_buff): Update.
2664 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
2665 which buffer is returned.
2666 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
2667 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
2668 * cppmacro.c (lock_pools, unlock_pools): Remove.
2669 (push_ptoken_context): Take a _cpp_buff.
2670 (enter_macro_context): Pool locking removed.
2671 (replace_args): Use a _cpp_buff for the replacement list with
2673 (push_token_context): Clear buff.
2674 (expand_arg): Use _cpp_pop_context.
2675 (_cpp_pop_context): Free a context's buffer, if any.
2677 2001-09-26 DJ Delorie <dj@redhat.com>
2679 * c-typeck.c (digest_init): Check for sizeless arrays.
2681 2001-09-26 Richard Henderson <rth@redhat.com>
2683 * optabs.c (init_one_libfunc): Create a dummy function type
2684 instead of using error_mark_node.
2686 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
2688 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
2689 _cpp_extend_buff, _cpp_free_buff): New.
2690 (struct cpp_reader): New member free_buffs.
2691 * cppinit.c (cpp_destroy): Free buffers.
2692 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
2693 _cpp_extend_buff, _cpp_free_buff): New.
2694 * cpplib.h (struct cpp_options): Remove unused member.
2695 * cppmacro.c (collect_args): New. Combines the old parse_arg
2696 and parse_args. Use _cpp_buff for memory allocation.
2697 (funlike_invocation_p, replace_args): Update.
2699 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
2701 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
2703 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
2705 * except.c (sjlj_mark_call_sites): Change address inside sequence.
2707 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
2709 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
2712 2001-09-25 Janis Johnson <janis187@us.ibm.com>
2713 Jim Wilson <wilson@redhat.com>
2715 * doc/install.texi (Specific, ia64-*-linux): Document.
2717 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
2719 * Makefile.in (cfgrtl.o): Add.
2720 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
2721 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
2722 free_aux_for_edge): Declare.
2724 (HAVE_return): Undefine.
2725 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
2726 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
2727 free_aux_for_edge): New global functions.
2728 (first_delete_block): New static variable.
2729 (init_flow): Clear first_delete_block.
2730 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
2731 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
2732 try_redirect_by_replacing_jump, last_loop_beg_note,
2733 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
2734 delete_insn, delete_insn_chain, create_basic_block_structure,
2735 create_basic_block, flow_delete_block, compute_bb_for_insn,
2736 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
2737 set_block_for_new_insns, split_block, merge_blocks_nomove,
2738 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
2739 redirect_edge_and_branch, force_nonfallthru_and_redirect,
2740 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
2741 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
2742 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
2743 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
2744 purge_all_dead_edges): Move to ....
2745 * cfgrtl.c: New file; .... Here.
2747 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
2748 (reroder_basic_block): Use alloc_aux_for_blocks.
2749 * predict.c (estimate_bb_frequencies): Likewise; use
2750 alloc_aux_for_edges.
2751 * profile.c (compute_branch_probabilities): Likewise.
2752 (branch_prob): Likewise.
2753 * reg-stack.c (reg_to_stack): Likewise.
2755 * emit-rtl.c (emit_insns_after): Never return NULL.
2757 * basic-block.h (set_block_for_new_insns): Delete.
2758 * cfgrtl.c (set_block_for_new_insns): Delete.
2760 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
2761 calls when crossjumping.
2763 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
2764 * unroll.c (copy_loop_body): Use delete_insn.
2766 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
2767 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
2768 keep_stack_depressed): Likewise.
2769 * gcse.c (cprop_cc0_jump): Likewise.
2770 * local-alloc.c (update_equiv_regs): Likewise.
2771 * loop.c (scan_loop, loop_delete_insns): Likewise.
2772 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
2773 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
2774 delete_output_reload, delete_address_reloads_1,
2775 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
2777 * sibcall.c (replace_call_placeholder): Likewise.
2778 * cse.c (cse_insn): Likewise.
2780 2001-09-25 Bernd Schmidt <bernds@redhat.com>
2782 From Graham Stott <grahams@redhat.com>
2783 (def_builtin): Only define builtins appropriate for target_flags. All
2785 (builtin_decsription): Add new field mask which is used to determine
2786 when to define the builtin via the macro def_builtin.
2788 (bdesc_comi): Initialise new mask fields.
2789 (bdesc_2srg): Likewise.
2790 (bdesc_1arg): Likewise.
2792 * config/i386/i386.c (ix86_init_builtins): Correct return type
2793 building v4hi_ftype_v4hi_int_int tree node.
2794 (ix86_expand_sse_comi): Fix typo swapping operands.
2795 Don't swap comparision condition, it is already swapped.
2796 (ix86_expand_sse_compare): Before swapping operands
2797 move operand 1 into new rtx and not the target rtx.
2798 Don't swap comparison condition, it is already swapped.
2799 Always check whether we need to create a new TARGET.
2801 * config/i386/i386.md: (sse_comi) Fix typos.
2802 (sse_ucomi): Likewise.
2803 (cvtss2si): Fix operand 0 contraint.
2804 (cvttss2si): Likewise.
2805 (sse_unpckhps): Fix mode for operand 2.
2806 (sse_unpcklps): Likewise.
2808 2001-09-25 Graham Stott <grahams@redhat.com>
2810 * sibcall.c (skip_copy_to_return_value): Tighten return value
2813 2001-09-24 David Edelsohn <edelsohn@gnu.org>
2815 * rs6000.c (lwa_operand): Address must be word aligned.
2817 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2819 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
2820 number has been set.
2821 (type_hash_mark): Mark type itself.
2823 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
2825 * c-lex.c (cb_def_pragma): Update.
2826 (c_lex): Update, and skip padding.
2827 * cppexp.c (lex, parse_defined): Update, remove unused variable.
2828 * cpphash.h (struct toklist): Delete.
2829 (union utoken): New.
2830 (struct cpp_context): Update.
2831 (struct cpp_reader): New members eof, avoid_paste.
2832 (_cpp_temp_token): New.
2833 * cppinit.c (cpp_create_reader): Update.
2834 * cpplex.c (_cpp_temp_token): New.
2835 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
2836 (cpp_output_token): Don't print leading whitespace.
2837 (cpp_output_line): Update.
2838 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
2839 do_include_common, do_line, do_ident, do_pragma,
2840 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
2841 parse_assertion): Update.
2842 (get_token_no_padding): New.
2843 * cpplib.h (CPP_PADDING): New.
2844 (AVOID_LPASTE): Delete.
2845 (struct cpp_token): New union member source.
2846 (cpp_get_token): Update.
2847 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
2848 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
2849 replace_args, quote_string, stringify_arg, parse_arg, next_context,
2850 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
2851 _cpp_backup_tokens, _cpp_create_definition): Update.
2852 (push_arg_context): Delete.
2853 (padding_token, push_token_context, push_ptoken_context): New.
2854 (make_string_token, make_number_token): Update, rename.
2855 (cpp_get_token): Update to handle tokens as pointers to const,
2856 and insert padding appropriately.
2857 * cppmain.c (struct printer): New member prev.
2858 (check_multiline_token): Constify.
2859 (do_preprocessing, cb_line_change): Update.
2860 (scan_translation_unit): Update to handle spacing.
2861 * scan-decls.c (get_a_token): New.
2862 (skip_to_closing_brace, scan_decls): Update.
2863 * fix-header.c (read_scan_file): Update.
2865 * doc/cpp.texi: Update.
2867 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2869 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
2870 leak by passing malloc'ed pointer to reconcat, not concat.
2872 2001-09-24 DJ Delorie <dj@redhat.com>
2874 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
2876 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
2878 * flow.c (delete_dead_jumptables): Delete jumptable if the only
2879 reference is from the literal pool.
2881 2001-09-24 Janis Johnson <janis187@us.ibm.com>
2883 * doc/install.texi (Final install): Request additional information
2884 in mail about successful builds.
2886 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
2888 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
2889 initial value of return pointer register instead of value in frame-20.
2892 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
2894 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
2895 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
2896 the libcall if there isn't a referenced identifier for the symbol.
2898 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
2900 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
2901 non 64-bit machines. Use these as a plabel for the trampoline.
2902 (TRAMPOLINE_SIZE): Adjust size for new words.
2903 (INITIALIZE_TRAMPOLINE): Initialize new words.
2904 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
2905 pointer to the plabel in the trampoline.
2907 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
2909 * pa.c (function_arg): Pass floating arguments in both general and
2910 floating registers in indirect (dynamic) calls when generating code
2911 for the 32 bit ABI and the HP assembler.
2913 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2915 * doc/install.texi: Markup fixes.
2916 Use Solaris 2, SunOS 4 as appropriate.
2917 (Specific, *-*-solaris2*): Explain this.
2918 Unconditionally warn against /usr/ucb tools.
2919 Remove Sun as warning, obsolete.
2920 Move X11 header bug workaround here, update patches.
2921 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
2922 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
2924 2001-09-23 Zack Weinberg <zack@codesourcery.com>
2926 * errors.h (warning, error, fatal, internal_error): Don't mark
2927 with ATTRIBUTE_PRINTF_n.
2928 * toplev.h (internal_error, fatal_io_error, warning, error,
2929 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
2930 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
2933 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2935 * function.c (pop_function_context_from): var_refs_queue
2936 and temp slots now in GC memory.
2937 (mark_function_status, free_after_compilation): Likewise;
2938 also struct function now in GC memory.
2939 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
2940 (combine_temp_slots): Likewise.
2941 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
2942 (prepare_function_start): Use GC memory for struct function.
2943 (mark_temp_slot): Deleted.
2944 (gcc_mark_struct_function): struct function now in GC memory.
2946 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
2947 code for division, not modulus.
2949 * rtl.def (MEM): Remove obsolete part of comment.
2951 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
2953 * c-format.c (init_function_format_info): Check __builtin_printf
2954 and __builtin_fprintf even if -ffreestanding. Check C99 functions
2957 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2959 * c-common.c (format_attribute_table): Remove decl.
2960 * tree.h (format_attribute_table, lang_attribute_table): New decls.
2961 (lang_attribute_common): Likewise.
2963 * function.c (fix_lexical_address): Use set_mem_alias_set.
2964 (expand_function_start): Likewise.
2965 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
2967 * varasm.c (output_constant): Fix unused variable warning.
2969 * attribs.c: New file, from c-common.c.
2970 (attribute_tables): Now four elements.
2971 (format_attribute_table, lang_attribute_common): New variables.
2972 (init_attributes): Reflect above changes.
2973 (handle_mode_attribute): Delete check for wider than uintmax.
2974 * c-common.c: Delete parts moved to attribs.c.
2975 (enum attrs): Deleted; unused.
2976 (c_format_attribute_table): New variable.
2977 (c_common_lang_init): Initialize format_attribute_table with it.
2978 * c-common.h (decl_attributes): Remove decl.
2979 * tree.h (decl_attribute): Move it to here.
2980 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
2981 (attribs.o): New rule.
2983 2001-09-22 Andreas Jaeger <aj@suse.de>
2985 * builtins.c (c_getstr): Remove unused variable.
2987 2001-09-21 Richard Henderson <rth@redhat.com>
2989 * reload1.c (reload): Use delete_insn instead of splatting
2992 2001-09-21 Richard Henderson <rth@redhat.com>
2994 * reload.c (push_secondary_reload): Don't check for "=" in output
2995 constraint after ""->ALL_REGS check.
2997 2001-09-21 Richard Henderson <rth@redhat.com>
2999 * predict.c (expected_value_to_br_prob): Use pc_set.
3001 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
3002 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
3004 2001-09-21 Richard Henderson <rth@redhat.com>
3006 * rtl.h (LCT_RETURNS_TWICE): New.
3007 * calls.c (emit_call_1): Set current_function_calls_setjmp for
3009 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
3010 to ECF_RETURNS_TWICE.
3011 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
3014 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
3016 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
3017 (JMP_BUF_SIZE): New.
3019 2001-09-21 Richard Henderson <rth@redhat.com>
3021 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
3024 2001-09-21 Richard Henderson <rth@redhat.com>
3026 * tree.def (FDESC_EXPR): New.
3027 * expr.c (expand_expr): Handle it.
3028 * varasm.c (initializer_constant_valid_p): Likewise.
3029 (output_constant): Likewise.
3030 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
3031 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
3032 (ASM_OUTPUT_FDESC): New.
3033 * doc/tm.texi: Document the new macros.
3035 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
3037 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
3038 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
3039 once merging is complete.
3041 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3043 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
3045 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
3047 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
3048 that would be invalid after a merge.
3050 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
3052 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
3053 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
3055 (flow_delete_insn): This one.
3056 (delete_insn_chain): Rename from ...; do not care labels.
3057 (flow_delete_insn_chain): ... this one.
3058 (flow_delete_block): Remove the insns one BB has been expunged.
3059 (merge_blocks_nomove): Likewise.
3060 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
3061 updating BB boundaries.
3062 (tidy_fallthru_edge): Likewise.
3063 (commit_one_edge_insertion): Likewise.
3064 * cfgbuild.c (find_basic_block): Likewise.
3065 (find_basic_blocks_1): Likewise.
3066 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
3067 (try_crossjump_to_edge): Likewise.
3068 (try_optimize_cfg): Likewise.
3069 * cse.c (delete_trivially_dead_insns): Likewise.
3070 * df.c (df_insn_delete): Likewise.
3071 * doloop.c (doloop_modify): Use delete_related_insns.
3072 * emit-rtl.c (try_split): Likewise.
3073 (remove_insn): Update BB boundaries.
3074 * expect.c (connect_post_landing_pads): Use delete_related_insns.
3075 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
3076 updating BB boundaries.
3077 (propagate_block_delete_insn): Likewise.
3078 (propagate_block_delete_libcall): Likewise.
3079 * function.c (delete_handlers): Use delete_related_insns.
3080 (thread_prologue_and_epilogue_insns): Likewise.
3081 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
3082 * genpeep.c (gen_peephole): Use delete_related_insns.
3083 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
3085 (find_cond_trap): Likewise.
3086 * integrate.c (save_for_inline): Use delete_related_insns.
3087 (copy_insn_list): Likewise.
3088 * jump.c (pruge_linie_number_notes): Likewise.
3089 (duplicate_loop_exit_test): Likewise.
3090 (delete_computation): Likewise.
3091 (delete_related_insn): Rename from ...; use delete_insn
3092 (delete_insn): ... this one.
3093 (redirect_jump): Use delete_related_insns.
3094 * loop.c (scan_loop): Likewise.
3095 (move_movables): Likewise.
3096 (find_and_verify_loops): Likewise.
3097 (check_dbra_loop): Likewise.
3098 * recog.c (peephole2_optimize): Likewise.
3099 * reg-stack.c (delete_insn_for_stacker): Remove.
3100 (move_for_stack_reg): Use delete_insn.
3101 * regmove.c (combine_stack_adjustments_for_block): Likewise.
3102 * reload1.c (delete_address_reloads): Use delete_related_insns.
3103 (fixup_abnormal_edges): Use delete_insn.
3104 * recog.c (emit_delay_sequence): Use delete_related_insns.
3105 (delete_from-delay_slot): Likewise.
3106 (delete_scheduled_jump): likewise.
3107 (optimize_skip): Likewise.
3108 (try_merge_delay_insns): Likewise.
3109 (full_simple_delay_slots): Likewise.
3110 (fill_slots_from_thread): Likewise.
3111 (relax_delay_slots): Likewise.
3112 (make_return_insns): Likewise.
3113 (dbr_schedule): Likewise.
3114 * rtl.h (delete_insn): Rename to delete_related_insns.
3115 (delete_insn, delete_insn_chain): New prototypes.
3116 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
3117 by df_insn_delete already.
3118 * ssa-dce.c (delete_insn_bb): Use delete_insn.
3119 * ssa.c (convert_from_ssa): Use delete_related_insns.
3120 * unroll.c (unroll_loop): Likewise.
3121 (calculate_giv_inc): Likewise.
3122 (copy_loop_body): Likewise.
3124 * i386-protos.h (ix86_libcall_value, ix86_function_value,
3125 ix86_function_arg_regno_p, ix86_function_arg_boundary,
3126 ix86_return_in_memory, ix86_function_value): Declare.
3127 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
3128 new static valurables.
3129 (x86_64_reg_class): New enum
3130 (x86_64_reg_class_name): New array.
3131 (classify_argument, examine_argument, construct_container,
3132 merge_classes): New static functions.
3133 (optimization_options): Enable flag_omit_frame_pointer and disable
3134 flag_pcc_struct_return on 64bit.
3135 (ix86_libcall_value, ix86_function_value,
3136 ix86_function_arg_regno_p, ix86_function_arg_boundary,
3137 ix86_return_in_memory, ix86_function_value): New global functions.
3138 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
3139 (function_arg_advance): Handle x86_64 passing conventions.
3140 (function_arg): Likewise.
3141 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
3142 (RETURN_IN_MEMORY): Move offline.
3143 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
3144 (FUNCTION_VALUE_REGNO_P): New macro.
3145 (FUNCTION_ARG_REGNO_P): Move offline.
3146 (struct ix86_args): Add maybe_vaarg.
3147 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
3148 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
3150 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
3152 * s390.md: Changed attributes for scheduling.
3153 * s390.c: (s390_adjust_cost, s390_adjust_priority)
3156 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
3158 Table-driven attributes.
3159 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
3160 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
3161 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
3162 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
3163 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
3164 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
3165 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
3166 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
3167 * tree.h (struct tree_decl): Change machine_attributes to
3169 * doc/c-tree.texi: Document that all attributes are now attached
3171 * c-common.c (add_attribute, attrtab, attrtab_idx,
3172 default_valid_lang_attribute, valid_lang_attribute): Remove.
3173 (attribute_tables, attributes_initialized,
3174 c_common_attribute_table, default_lang_attribute_table): New
3176 (handle_packed_attribute, handle_nocommon_attribute,
3177 handle_common_attribute, handle_noreturn_attribute,
3178 handle_unused_attribute, handle_const_attribute,
3179 handle_transparent_union_attribute, handle_constructor_attribute,
3180 handle_destructor_attribute, handle_mode_attribute,
3181 handle_section_attribute, handle_aligned_attribute,
3182 handle_weak_attribute, handle_alias_attribute,
3183 handle_no_instrument_function_attribute,
3184 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
3185 handle_no_limit_stack_attribute, handle_pure_attribute): New
3187 (init_attributes, decl_attributes): Rewrite to implement
3188 table-driven attributes.
3189 * c-common.h (enum attribute_flags): Move to tree.h.
3190 * c-format.c (decl_handle_format_attribute,
3191 decl_handle_format_arg_attribute): Rename to
3192 handle_format_attribute and handle_format_arg_attribute. Update
3193 for table-driven attributes.
3194 * c-common.h (decl_handle_format_attribute,
3195 decl_handle_format_arg_attribute): Remove prototypes.
3196 (handle_format_attribute, handle_format_arg_attribute): Add
3198 * c-decl.c (grokdeclarator): Handle attributes nested inside
3200 * c-parse.in (setattrs, maybe_setattrs): Remove.
3201 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
3202 Update to handle nested attributes properly.
3203 (maybe_resetattrs, after_type_declarator,
3204 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
3205 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
3207 (make_pointer_declarator): Update to handle nested attributes
3209 * doc/extend.texi: Update documentation of limits of attributes
3210 syntax. Warn about problems with attribute semantics in C++.
3211 * target.h (struct target): Remove valid_decl_attribute and
3212 valid_type_attribute. Add attribute_table and
3213 function_attribute_inlinable_p.
3214 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
3215 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
3216 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
3218 (TARGET_INITIALIZER): Update.
3219 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
3221 (function_attribute_inlinable_p): New function. Check for the
3222 presence of any machine attributes before using
3223 targetm.function_attribute_inlinable_p.
3224 (function_cannot_inline_p): Update.
3225 * Makefile.in (integrate.o): Update dependencies.
3226 * doc/tm.texi: Update documentation of target attributes and
3227 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
3228 * tree.c (default_valid_attribute_p, valid_machine_attribute):
3230 (default_target_attribute_table,
3231 default_function_attribute_inlinable_p): New.
3232 (lookup_attribute): Update comment to clarify handling of multiple
3233 attributes with the same name.
3234 (merge_attributes, attribute_list_contained): Allow multiple
3235 attributes with the same name but different arguments to appear in
3236 the same attribute list.
3237 * tree.h (default_valid_attribute_p): Remove prototype.
3238 (struct attribute_spec): New.
3239 (default_target_attribute_table): Declare.
3240 (enum attribute_flags): Move from c-common.h. Add
3241 ATTR_FLAG_TYPE_IN_PLACE.
3242 (default_function_attribute_inlinable_p): Declare.
3243 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
3244 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3245 (TARGET_ATTRIBUTE_TABLE): Define.
3246 (vms_attribute_table): New.
3247 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
3248 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3249 (TARGET_ATTRIBUTE_TABLE): Define.
3250 (arc_attribute_table, arc_handle_interrupt_attribute): New.
3251 * config/arm/arm.c (arm_valid_type_attribute_p,
3252 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
3254 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
3256 (TARGET_ATTRIBUTE_TABLE): Define.
3257 (arm_attribute_table, arm_handle_fndecl_attribute,
3258 arm_handle_isr_attribute): New.
3259 * config/avr/avr.c (avr_valid_type_attribute,
3260 avr_valid_decl_attribute): Remove.
3261 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
3263 (TARGET_ATTRIBUTE_TABLE): Define.
3264 (avr_attribute_table, avr_handle_progmem_attribute,
3265 avr_handle_fndecl_attribute): New.
3266 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
3267 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3268 (TARGET_ATTRIBUTE_TABLE): Define.
3269 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
3270 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
3271 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3272 (TARGET_ATTRIBUTE_TABLE): Define.
3273 (h8300_attribute_table, h8300_handle_fndecl_attribute,
3274 h8300_handle_eightbit_data_attribute,
3275 h8300_handle_tiny_data_attribute): New.
3276 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
3277 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
3279 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
3281 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
3282 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
3284 (TARGET_ATTRIBUTE_TABLE): Define.
3285 (ix86_attribute_table, ix86_handle_cdecl_attribute,
3286 ix86_handle_regparm_attribute): New.
3287 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
3288 i386_pe_valid_type_attribute_p): Remove.
3289 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
3290 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
3291 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3292 (TARGET_ATTRIBUTE_TABLE): Define.
3293 (ia64_attribute_table): New.
3294 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
3295 interrupt_ident2, model_ident1, model_ident2): Remove.
3296 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3297 (TARGET_ATTRIBUTE_TABLE): Define.
3298 (init_idents): Update.
3299 (m32r_attribute_table, m32r_handle_model_attribute): New.
3300 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
3302 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3303 (TARGET_ATTRIBUTE_TABLE): Define.
3304 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
3305 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
3306 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3307 (TARGET_ATTRIBUTE_TABLE): Define.
3308 (mcore_attribute_table, mcore_handle_naked_attribute): New.
3309 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
3310 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3311 (TARGET_ATTRIBUTE_TABLE): Define.
3312 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
3313 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
3314 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3315 (TARGET_ATTRIBUTE_TABLE): Define.
3316 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
3317 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
3318 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3319 (TARGET_ATTRIBUTE_TABLE): Define.
3320 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
3321 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
3323 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
3325 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
3326 (TARGET_ATTRIBUTE_TABLE): Define.
3327 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
3329 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
3330 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3331 (TARGET_ATTRIBUTE_TABLE): Define.
3332 (v850_attribute_table, v850_handle_interrupt_attribute,
3333 v850_handle_data_area_attribute): New.
3334 * config/v850/v850-c.c (mark_current_function_as_interrupt):
3335 Return void. Call decl_attributes instead of
3336 valid_machine_attribute.
3338 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
3340 * sh-protos.h (sh_pr_n_sets): Declare.
3341 * sh.c (calc_live_regs): If the initial value for PR has been copied,
3342 look at the copy to determine if PR needs to be saved.
3343 sh_pr_n_sets: New function.
3344 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
3345 (ALLOCATE_INITIAL_VALUE): Define.
3347 * sh.c (initial_elimination_offset):
3348 Fix RETURN_ADDRESS_POINTER_REGNUM case.
3350 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
3352 * integrate.c (allocate_initial_values): New function.
3353 * integrate.h (allocate_initial_values): Declare.
3354 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
3356 * reload1.c (reload): And initialization of reg_equiv_memory_loc
3358 * toplev.c (rest_of_compilation): To here.
3359 Call allocate_initial_values.
3360 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
3362 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3364 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
3366 2001-09-20 DJ Delorie <dj@redhat.com>
3368 * c-typeck.c (really_start_incremental_init): Discriminate
3369 between zero-length arrays and flexible arrays.
3370 (push_init_level): Detect zero-length arrays and handle them
3371 like fixed-sized arrays.
3372 * expr.c (store_constructor): Handle zero-length arrays and
3373 flexible arrays correctly.
3374 * doc/extend.texi: Update zero-length array notes.
3376 2001-09-20 Jim Wilson <wilson@redhat.com>
3378 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
3379 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
3380 for issue port conflicts.
3381 (cycle_end_fill_slots): TYPE_L instructions take two slots.
3383 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
3385 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
3388 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3390 * fold-const.c (hashtab.h): Include.
3391 (int_const_binop): Remove FORSIZE arg and compute from type; all
3393 Call size_int_type_wide for all single-word constants.
3394 (size_htab_hash, size_htab_eq): New functions.
3395 (size_int_type_wide): Rework to use hash table.
3396 * ggc-common.c (hashtab.h): Include.
3397 (struct d_htab_root): New struct.
3398 (d_htab_roots): New variable.
3399 (ggc_add_deletable_htab, ggc_htab_delete): New functions
3400 (ggc_mark_roots): Handle deletable htabs.
3401 * ggc-page.c (ggc_marked_p): New function.
3402 * ggc-simple.c (ggc_marked_p): Likewise.
3403 * ggc.h: Reformatting throughout.
3404 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
3405 * tree.c (init_obstacks): Make type_hash_table a deletable root.
3406 (type_hash_add): Allocate struct type_hash from GC memory.
3407 (mark_hash_entry, mark_type_hash): Deleted.
3408 (type_hash_marked_p, type_hash_mark): New functions.
3409 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
3411 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
3413 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
3416 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3418 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
3419 array-too-large test for signed sizetype.
3421 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
3423 * i386.md (indirect_jump): Allow Pmode operand.
3424 (tablejump): LIkewise; perform expansion to 64bit mode.
3425 * i386.c (symbolic_operand): Allow 64bit PIC references.
3426 (pic_symbolic_operand): Likewise.
3427 (ix86_find_base_term): Strip the 64bit PIC references.
3428 (legitimate_pic_address_disp_p): Handle 64bit PIC.
3429 (legitimize_pic_address): Likewise.
3430 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
3431 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
3433 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
3435 * stringpool.c (get_identifier_with_length): New function.
3436 * tree.h (get_identifier_with_length): New prototype.
3438 2001-09-19 Alan Modra <amodra@bigpond.net.au>
3439 David Edelsohn <edelsohn@gnu.org>
3442 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
3443 already sign-extended.
3445 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
3446 * config/rs6000/rs6000.c (logical_operand): Always compare op as
3448 (rs6000_emit_set_long_const): Avoid unnecessary shift.
3449 (output_profile_hook): Declare label_name const.
3450 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
3451 to match constraints.
3453 2001-09-19 Stan Shebs <shebs@apple.com>
3455 * alias.c: Fix typos in comments.
3456 * sched-rgn.c (init_ready_list): Ditto.
3457 * unwind-dw2.c (uw_frame_state_for): Ditto.
3458 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
3459 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
3460 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
3462 2001-09-19 Richard Henderson <rth@redhat.com>
3464 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
3466 * Makefile.in (cfg.o): Depend on TM_P_H.
3468 2001-09-19 Richard Henderson <rth@redhat.com>
3470 * config/alpha/alpha.c (local_symbol_p): Split out from ...
3471 (local_symbolic_operand): ... here.
3472 (small_symbolic_operand): Check mode.
3473 (global_symbolic_operand): New.
3474 (input_operand): Reject symbolics if explicit relocs.
3475 (call_operand): Tidy.
3476 (alpha_legitimize_address): Use movdi_er_high_g.
3477 (alpha_expand_mov): Likewise.
3478 * config/alpha/alpha-protos.h: Update.
3479 * config/alpha/alpha.h (PREDICATE_CODES): Update.
3480 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
3481 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
3482 (UNSPECV_LDGP2): Remove.
3483 (all call patterns): Use 's' not 'i' for symbolic constraint.
3484 (call_osf call_value_osf): Use call_operand.
3485 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
3486 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
3487 (prologue_ldgp_1_er): Remove.
3488 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
3489 (builtin_setjmp_receiver_er patterns): Use them.
3490 (exception_receiver_er): Likewise.
3492 2001-09-19 Richard Henderson <rth@redhat.com>
3494 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
3496 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
3497 and NON_LOCAL_GOTO notes.
3498 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
3499 copy over CALL_INSN_FUNCTION_USAGE.
3501 2001-09-18 Catherine Moore <clm@redhat.com>
3503 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
3506 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
3508 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
3509 new-style tm_file specification. Specify correct tm_p_file,
3510 md_file, and out_file for s390x.
3512 * config/s390/linux.h, linux64.h: Don't include other target
3513 macro header files. Now handled via tm_file.
3515 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
3516 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
3517 are defined before use.
3519 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
3521 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
3522 code generation only for Gnu assembler.
3524 2001-09-18 Catherine Moore <clm@redhat.com>
3526 * config/stormy16 (LIB_SPEC): Remove -lnosys.
3528 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
3530 * config/mips/mips.c (mips_frame_set): New.
3531 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
3532 a parallel frame-related expression with a set for each register.
3534 2001-09-18 Philip Blundell <philb@gnu.org>
3536 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
3539 2001-09-17 Dale Johannesen <dalej@apple.com>
3541 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
3542 * config/rs6000/aix.h (FIXED_R2): Define.
3543 * config/rs6000/darwin.h (FIXED_R2): Define.
3544 * config/rs6000/sysv4.h (FIXED_R2): Define.
3546 2001-09-17 Jeff Sturm <jsturm@one-point.com>
3548 * except.c (dw2_build_landing_pads): New local
3549 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
3550 barrier after clobbers. Fixes c++/4012.
3552 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3554 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
3556 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
3558 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
3559 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
3561 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3563 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
3566 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
3568 * cpphash.h (_cpp_lex_direct): New.
3569 * cpplex.c (_cpp_lex_token): Update.
3570 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
3571 and increment that pointer.
3572 * cppmacro.c (alloc_expansion_token): New.
3573 (lex_expansion_token): Lex macro expansion directly into
3576 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
3578 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
3580 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
3582 * basic-block.h (free_bb_for_insn): Declare.
3583 * bb-reorder.c (label_for_bb): Use block_label.
3584 (emit_jump_to_block_after): Remove.
3585 (insert_intra_1): Do not update block_for_insn.
3586 (insert_inter_bb_scope_notes): Likewise; update bb->end
3587 * cfg.c (free_bb_for_insn): New.
3588 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
3589 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
3590 (commit_one_edge_insertion): Likewise.
3591 (commit_one_edge_insertion): Do not update BB boundary.
3592 (commit_edge_insertions): Do not call compute_bb_for_insn.
3593 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
3594 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
3595 (merge_blocks_move_successor_nojumps): Likewise.
3596 (try_crossjump_to_edge): Do not update block_for_insn.
3597 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
3598 * df.c (df_pattern_emit_later): Do not update BB boundary.
3599 (df_jump_pattern_emit_after): Likewise.
3600 (df_insn_move_before): Use emit_insn_before.
3601 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
3603 (add_insn_after, add_insn_before, emit_insns_after): Update BB
3604 boundaries and basic_block_for_insn.
3605 (reorder_insns_nobb): Rename from reorder_insns.
3606 (reorder_insns): New.
3607 (emit_block_insn_before, emit_block_insn_after): Kill.
3608 * flow.c (check_function_return_warnings): Do not call
3609 compute_bb_for_insn; Do not free basic_block_for_insn.
3610 (attempt_auto_inc): Do not update basic_block_for_insn.
3611 * function.c (emit_return_into_block): Likewise;
3612 do not update BB boundaries.
3613 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
3614 (insert_insn_end_bb): Use emit_insn_before; Likewise.
3615 (pre_insert_copy_insn): Likewise.
3616 (update_ld_motion_notes): Likewise.
3617 (insert_insn_start_bb): Likewise.
3618 (replace_store_insn): Likewise.
3619 * ifcvt.c (noce_process_if_block): Likewise.
3620 (if_convert): Do not call compute_bb_for_insn.
3621 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
3622 Use emit_insn_before and emit_insn_after.
3623 * recog.c (split_all_insns): Do not update BB boundaries;
3624 Do not call compute_bb_for_insn.
3625 (peephole2_optimize): Do not update BB boundaries.
3626 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
3628 (emit_swap_insn): Likewise.
3629 (convert_regs_1): Likewise.
3630 * reload1.c (reload): Call compute_bb_for_insn.
3631 * rtl.h (reorder_insns_nobb): Declare.
3632 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
3633 * toplev.c (rest_of_compilation): Call free_bb_for_insn
3634 at places CFG is invalidated; do not call compute_bb_for_insn.
3636 * cfg.c (expunge_block): Invalidate BB structure.
3638 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
3641 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
3643 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
3645 * cpphash.h (_cpp_lex_token): Update prototype.
3646 * cpplex.c (_cpp_lex_token): New prototype.
3647 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
3648 lex_macro_node, read_flag, do_pragma_poison): Update.
3649 * cppmacro.c (cpp_get_token, parse_params,
3650 lex_expansion_token): Update.
3652 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
3654 * cppmain.c (scan_translation_unit): Don't worry about
3655 putting a space after hashes.
3656 * cpplib.c (directive_diagnostics): New.
3657 (_cpp_handle_directive): Update to use directive_diagnostics.
3658 (run_directive): Don't toggle prevent_expansion.
3659 (do_line): Backup in case of the line extension.
3660 * cpplib.h (cpp_lexer_pos): Remove.
3661 * cppmacro.c (_cpp_create_definition): Precede a leading #
3664 2001-09-15 Richard Henderson <rth@redhat.com>
3666 * c-typeck.c (comptypes): Handle zero-length arrays properly.
3668 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3670 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
3672 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
3674 PR preprocessor/3571
3675 * tradcpp.c (handle_directive): Skip non-vertical space.
3677 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
3679 * cppmain.c (setup_callbacks): Set line callback only
3680 if outputting preprocessed source.
3682 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3684 * collect2.c (main): Const-ification.
3685 * gcc.c (translate_options, process_command): Use xstrdup in
3686 lieu of xmalloc/strcpy.
3687 (main): Use concat in lieu of xmalloc/strcpy/strcat.
3689 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3691 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
3694 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
3696 * scan-decls.c (scan_decls): Fix typo.
3698 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
3700 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
3701 Split mlstring_pos into mls_line and mls_col.
3702 * cppinit.c (cpp_create_reader): Initialize line to 1.
3703 (cpp_destroy): Free tokenruns.
3704 (push_include): Don't update lexer_pos.
3705 * cpplex.c (unterminated, parse_string): Update.
3706 (lex_token): Don't update lexer_pos, update.
3707 * cpplib.c (if_stack): Save line instead of line + col.
3708 (start_directive, _cpp_do__Pragma, do_else, do_elif,
3709 push_conditional, _cpp_pop_buffer): Update.
3710 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
3711 (_cpp_create_definition): Update.
3713 2001-09-15 Eric Christopher <echristo@redhat.com>
3715 * config/mips/abi64.h: Add support for MEABI.
3717 2001-09-15 Eric Christopher <echristo@redhat.com>
3719 * config/mips/mips.md: Add unspec #2.
3721 (reload_outdi): Ditto.
3722 (reload_outsi): Ditto.
3725 2001-09-15 Eric Christopher <echristo@redhat.com>
3726 Jason Eckhardt <jle@redhat.com>
3728 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
3729 * config/mips/isa32-linux.h: New file.
3730 * config/mips/isa3264.h: Ditto.
3731 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
3732 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
3733 (output_block_mode): Support MEABI.
3734 (function_arg): Ditto. Fix floating point arg passing.
3735 (mips_va_start): Ditto.
3736 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
3738 (mips_asm_file_start): Add new section to pass abi to gdb.
3739 (function_arg_pass_by_reference): Support MEABI.
3740 (mips_parse_cpu): Support mips32 and mips64 processors.
3741 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
3742 TARGET_MIPS5KC. Support isa32 and isa64.
3743 (processor_type): Add r4kc, r5kc, r20kc.
3744 (GENERATE_MULT3_SI): New.
3745 (GENERATE_MULT3_DI): Ditto.
3746 (GENERATE_MULT3): Remove.
3747 (ISA_HAS_64BIT_REGS): Add isa == 64.
3748 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
3749 (ISA_HAS_MADD_MSUB): New.
3750 (ISA_HAS_CLZ_CLO): Ditto.
3751 (ISA_HAS_DCLZ_DCLO): Ditto.
3752 (ABI_GAS_ASM_SPEC): New.
3753 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
3756 (SUBTARGET_CC1_SPEC): Ditto.
3757 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
3758 (PAD_VARARGS_DOWN): Support MEABI.
3759 (HARD_REGNO_NREGS): Move to mips.c.
3760 (ASM_OUTPUT_IDENT): Add #undef.
3761 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
3762 (mulsi3): Use GENERATE_MULT3_SI.
3763 (mulsi3_mult3): Ditto. Support mips32, mips64.
3764 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
3765 (mul_sub_si): New pattern.
3766 (unnamed splitters): New.
3767 (muldi3): Use GENERATE_MULT3_DI.
3768 (muldi3_internal2): Ditto.
3769 (movdicc): Support mips32.
3770 * config/mips/t-isa3264: New file.
3772 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
3774 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
3775 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
3776 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
3778 * reorg.c (fill_slots_from_thread): After call to
3779 steal_delay_list_from_target, update own_thread as new_thread may
3782 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
3784 * cpperror.c (print_location): Take line and column, for
3785 default positioning use the previously lexed token.
3786 (_cpp_begin_message): Take line and column.
3787 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
3788 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
3789 * cpphash.h (_cpp_begin_message): Update prototype.
3790 * cppinit.c (push_include): Don't set output line.
3791 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
3792 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
3793 (do_pragma): Kludge for front ends. Don't expand macros at all.
3794 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
3795 (struct cpp_token): Remove output_line.
3796 (struct cpp_callbacks): New member line_change.
3797 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
3798 cpp_get_token): Preserve BOL flag.
3799 (cpp_get_line): Remove.
3800 (_cpp_backup_tokens): Remove useless abort().
3801 * cppmain.c (cb_line_change): New.
3802 (scan_translation_unit): Don't worry about starting new lines here.
3803 * scan-decls.c (scan_decls): Update.
3804 * c-lex.c (c_lex, init_c_lex): Update.
3805 (cb_line_change, src_lineno): New.
3807 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
3809 * tree.c (append_random_chars): Generate the random
3810 characters in a reproducable fashion.
3812 2001-09-14 Richard Henderson <rth@redhat.com>
3814 * config/i386/i386.c (internal_label_prefix): New.
3815 (internal_label_prefix_len): New.
3816 (override_options): Set them.
3817 (local_symbolic_operand): New.
3818 (legitimate_pic_address_disp_p): Use it.
3819 (legitimize_pic_address): Likewise.
3821 2001-09-14 Marc Espie <espie@openbsd.org>
3823 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
3826 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3828 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
3829 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
3831 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
3833 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
3834 invocation of SUBREG_REGNO_OFFSET.
3836 * haifa-sched.c: Fix typo in FSF copyright statement.
3837 * sched-deps.c: Fix typo in FSF copyright statement.
3838 * sched-ebb.c: Fix typo in FSF copyright statement.
3839 * sched-rgn.c: Fix typo in FSF copyright statement.
3840 * sched-vis.c: Fix typo in FSF copyright statement.
3842 * config.gcc: Move inclusion of arm elf specific header files
3843 from the files themselves into the tm_file variable. Make
3844 sure that elfos.h is included before target specific elf
3846 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
3848 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
3849 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
3850 ASM_OUTPUT_CASE_LABEL): Protect definition.
3851 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
3852 not already defined.
3853 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
3854 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
3855 Remove duplicate definition.
3856 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
3857 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
3858 (RDATA_SECTION_FUNCTION): Remove redundant definition.
3859 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
3860 Remove inclusion of arm/elf.h.
3861 * config/arm/unknown-elf.h: as for conix-elf.h.
3862 (STARTFILE_SPEC): Include crti.o and crtn.o.
3863 * config/arm/linux-elf.h: as for conix-elf.h.
3864 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
3865 * config/arm/strongarm-elf.h: Remove inclusion of
3867 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
3868 * config/arm/unknown-elf-oabi.h: Remove inclusion of
3869 unknown-elf.h and elf.h.
3870 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
3871 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
3872 ASM_WEAKEN_LABEL): Remove redundant definition.
3873 * config/arm/elf.h: Test for inclusion of elfos.h
3874 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
3875 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
3876 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
3877 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
3878 redundant definition.
3879 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
3880 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
3881 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
3882 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
3883 Add rules to build crti.o and crtn.o
3884 * crti.asm: New file.
3885 * crtn.asm: New file.
3887 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
3889 * c-parse.in (_yylex): Use _cpp_backup_tokens.
3890 * cpphash.h (struct tokenrun): Add prev.
3891 (struct lexer_state): Remove bol.
3892 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
3893 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
3895 * cppinit.c (cpp_create_reader): Don't set bol.
3896 (cpp_destroy): Don't free lookaheads.
3897 * cpplex.c (lex_directive): Remove.
3898 (next_tokenrun): Update.
3899 (_cpp_lex_token): Clean up logic.
3900 (lex_token): Update to return a pointer to lexed token, since it
3901 can move to the start of the buffer. Simpify newline handling.
3902 * cpplib.c (SEEN_EOL): Update.
3903 (skip_rest_of_line): Remove lookahead stuff.
3904 (end_directive): Line numbers are already incremented. Revert
3905 to start of lexed token buffer if we can.
3906 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
3907 parse_answer): Use _cpp_backup_tokens.
3908 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
3909 instead. Don't check for EOL.
3910 (do_include_common, do_line, do_pragma_system_header): Use
3912 * cpplib.h (BOL, _cpp_backup_tokens): New.
3913 * cppmacro.c (save_lookahead_token, take_lookahead_token,
3914 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
3915 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
3916 (builtin_macro): Don't use cpp_get_line.
3917 (cpp_get_line): Short term kludge.
3918 (parse_arg): Handle directives in arguments here. Back up when
3919 appropriate. Store EOF at end of argument list.
3920 (funlike_invocation_p): Use _cpp_backup_tokens.
3921 (push_arg_context): Account for EOF at end of list.
3922 (cpp_get_token): Remove lookahead stuff. Update.
3924 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3926 * c-parse.in (yyerror): Const-ification and/or static-ization.
3927 * c-typeck.c (push_member_name): Likewise.
3928 * collect2.c (main): Likewise.
3929 * dbxout.c (dbxout_parms): Likewise.
3930 * diagnostic.c (format_with_decl): Likewise.
3931 * dwarf2out.c (output_ranges): Likewise.
3932 * dwarfout.c (fundamental_type_code): Likewise.
3933 * except.c (dw2_output_call_site_table): Likewise.
3934 * gcc.c (do_spec_1): Likewise.
3935 * genopinit.c (optabs): Likewise.
3936 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
3937 gen_declaration_1, handle_impent): Likewise.
3938 * protoize.c (default_include, in_system_include_dir, abspath):
3940 * sched-vis.c (visualize_stall_cycles): Likewise.
3941 * sdbout.c (plain_type_1, sdbout_end_function,
3942 sdbout_end_epilogue): Likewise.
3943 * varasm.c (decode_reg_name): Likewise.
3945 * 1750a.c (mod_regno_adjust): Likewise.
3946 * alpha.c (alpha_write_one_linkage,
3947 unicosmk_output_default_externs): Likewise.
3948 * arm.c (arm_condition_codes): Likewise.
3949 * arm.h (arm_condition_codes): Likewise.
3950 * avr.c (output_movsisf, encode_section_info): Likewise.
3951 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
3953 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
3954 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
3955 * m88k.c (output_function_profiler): Likewise.
3956 * mips.c (mips_output_conditional_branch): Likewise.
3957 * ns32k.c (ns32k_out_reg_names): Likewise.
3958 * ns32k.h (ns32k_out_reg_names): Likewise.
3959 * pj.c (pj_output_rval): Likewise.
3960 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
3961 * sparc.c (sparc_flat_function_prologue,
3962 sparc_flat_function_epilogue): Likewise.
3964 2001-09-13 Markus Werle <numerical.simulation@web.de>
3965 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3967 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
3968 Aachen University of Technology".
3970 2001-09-13 Andreas Schwab <schwab@suse.de>
3972 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
3975 2001-09-13 Richard Henderson <rth@redhat.com>
3977 * config/alpha/alpha.c (small_symbolic_operand): New.
3978 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
3979 (some_operand, input_operand): Don't handle HIGH.
3980 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
3981 (alpha_expand_mov): Likewise.
3982 (print_operand) [H]: Just print HIGH symbol.
3983 (print_operand_address): Handle small data.
3984 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
3985 (TARGET_SWITCHES): Add -msmall-data/large-data.
3986 (PIC_OFFSET_TABLE_REGNUM): New.
3987 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
3988 (PREDICATE_COES): Update.
3989 * config/alpha/alpha.md (adddi_er_high): New.
3990 (adddi_er_low): Handle small data.
3991 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
3992 prefer .sdata to .rodata.
3993 (SELECT_RTX_SECTION): Likewise.
3995 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
3997 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
3998 defining __size_t and leaving size_t undefined.
4000 2001-09-12 Diego Novillo <dnovillo@redhat.com>
4002 * basic-block.h (expunge_block): Declare.
4003 * cfg.c (expunge_block): Remove static declaration.
4005 2001-09-12 Richard Henderson <rth@redhat.com>
4007 * integrate.c (copy_insn_list): Copy label name from
4008 NOTE_INSN_DELETED_LABEL.
4010 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4012 * c-common.c (c_tree_code_name): Const-ification.
4013 * c-decl.c (c_decode_option): Likewise.
4014 * c-typeck.c (warn_for_assignment): Likewise.
4015 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
4017 * cppinit.c (output_deps): Likewise.
4018 * dependence.c (dependence_string, direction_string): Likewise.
4019 * dwarf2out.c (output_ranges): Likewise.
4020 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
4021 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
4022 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
4023 standard_startfile_prefix, standard_startfile_prefix_1,
4024 standard_startfile_prefix_2, tooldir_base_prefix,
4025 standard_bindir_prefix, find_a_file): Likewise.
4026 * genattrtab.c (make_length_attrs): Likewise.
4027 * gencheck.c (tree_codes): Likewise.
4028 * genemit.c (gen_split): Likewise.
4029 * genrecog.c (special_mode_pred_table): Likewise.
4030 * graph.c (graph_ext): Likewise.
4031 * protoize (default_include): Likewise.
4032 * reload.c (reload_when_needed_name): Likewise.
4033 * sched-vis.c (visualize_stall_cycles): Likewise.
4034 * tlink.c (recompile_files): Likewise.
4035 * toplev.c (decode_g_option): Likewise.
4036 * tradcpp.c (output_deps): Likewise.
4037 * varasm.c (decode_reg_name): Likewise.
4039 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
4042 * avr.c (avr_regnames, encode_section_info): Likewise.
4043 * c4x.c (float_reg_names): Likewise.
4044 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
4045 * elfos.h (const_section): Likewise.
4046 * i386.c (ix86_comp_type_attributes): Likewise.
4047 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
4048 * ia64/aix.h (UNIQUE_SECTION): Likewise.
4049 * ia64.c (type_names): Likewise.
4050 * m68hc11.c (reg_class_names): Likewise.
4051 * m88k.c (m_options): Likewise.
4052 * mips.c (mips_output_conditional_branch, mips_unique_section):
4054 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4055 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
4056 ultra_code_names): Likewise.
4057 * sparc.h (OVERRIDE_OPTIONS): Likewise.
4059 2001-09-12 Jakub Jelinek <jakub@redhat.com>
4061 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
4062 Use --fatal-warnings option for gas.
4063 * configure: Rebuilt.
4065 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4067 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
4069 2001-09-11 Jim Wilson <wilson@redhat.com>
4071 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
4073 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4075 * builtins.c (c_strlen): Treat an offset too large for a
4076 HOST_WIDE_INT as out of range.
4078 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
4080 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
4081 (EDGE_CRITICAL_P): New predicate.
4082 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
4084 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
4085 (dump_edge_info): Remove "crit".
4086 * cfganal.c (mark_critical_edges): Kill.
4087 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
4088 * cfgcleanup.c (cleanup_cfg): Likewise.
4089 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
4090 (find_spanning_tree): Likewise.
4091 * reg-stack.c (convert_regs_1): Likewise.
4092 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
4094 * basic-block.h (create_basic_block_structure): New.
4095 (create_basic_block): Update prototype.
4096 (force_nonfallthru): New.
4097 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
4098 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
4099 handle updating of block_for_insn, creating of empty BBs and BBs at
4100 the end of INSN chain.
4101 (create_basic_block): New function.
4102 (split_block): Use create_basic_block.
4103 (force_nonfallthru_and_redirect): Break out from ...; cleanup
4104 (redirect_edge_and_branch_force): ... here.
4105 (force_nonfallthru): New.
4106 (split_edge): Rewrite to use force_nonfallthru and create_block.
4107 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
4108 (find_basic_blocks): Free basic_block_for_insn.
4109 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
4111 * cfg.c: Fix formating.
4112 * cfgcleanup.c: Fix formating.
4113 (merge_blocks, tail_recursion_label_p): Return bool.
4114 (merge_blocks_move_predecessor_nojumps,
4115 merge_blocks_move_successor_nojumps): Return void.
4117 2001-09-11 Jakub Jelinek <jakub@redhat.com>
4119 * configure.in: Check whether assembler supports section merging.
4120 * config.in: Rebuilt.
4121 * configure: Rebuilt.
4122 * varasm.c (variable_section, output_constant_pool): Pass alignment
4123 to SELECT_SECTION and SELECT_RTX_SECTION.
4124 (mergeable_string_section): New.
4125 (mergeable_constant_section): New.
4126 (default_elf_asm_named_section): Output SECTION_MERGE and
4127 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
4128 * output.h (mergeable_string_section): New.
4129 (mergeable_constant_section): New.
4130 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
4131 * toplev.c (flag_merge_constants): New.
4132 (f_options): Add -fmerge-constants and -fmerge-all-constants
4134 (toplev_main): Default to -fno-merge-constants if not optimizing.
4135 * flags.h (flag_merge_constants): Add extern.
4136 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
4137 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
4139 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
4140 Define if assembler has working .subsection -1 support.
4141 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
4142 Put constant into special SHF_MERGE sections if the linker should
4143 attempt to merge duplicates.
4144 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
4146 Put constant into special SHF_MERGE sections if the linker should
4147 attempt to merge duplicates.
4148 * config/alpha/elf.h: Likewise.
4149 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
4150 has working .subsection -1 support.
4151 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
4153 * config/svr3.h: Likewise.
4154 * config/darwin.h: Likewise.
4155 * config/arm/aof.h: Likewise.
4156 * config/arm/linux-elf.h: Likewise.
4157 * config/avr/avr.h: Likewise.
4158 * config/c4x/c4x.h: Likewise.
4159 * config/d30v/d30v.h: Likewise.
4160 * config/i386/dgux.h: Likewise.
4161 * config/i386/osfrose.h: Likewise.
4162 * config/i386/sco5.h: Likewise.
4163 * config/i386/svr3gas.h: Likewise.
4164 * config/ia64/aix.h: Likewise.
4165 * config/m32r/m32r.h: Likewise.
4166 * config/m68k/m68k.h: Likewise.
4167 * config/m88k/dgux.h: Likewise.
4168 * config/m88k/m88k.h: Likewise.
4169 * config/mcore/mcore-pe.h: Likewise.
4170 * config/mips/mips.h: Likewise.
4171 * config/pa/pa.h: Likewise.
4172 * config/pa/pa-linux.h: Likewise.
4173 * config/romp/romp.h: Likewise.
4174 * config/rs6000/sysv4.h: Likewise.
4175 * config/rs6000/xcoff.h: Likewise.
4176 * config/s390/linux.h: Likewise.
4177 * config/sparc/sparc.h: Likewise.
4178 * config/sparc/sysv4.h: Likewise.
4179 * config/stormy16/stormy16.h: Likewise.
4180 * config/v850/v850.h: Likewise.
4181 * config/vax/vms.h: Likewise.
4182 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
4183 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
4184 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
4185 default_elf_asm_named_section for SHF_MERGE sections.
4187 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
4189 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
4192 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
4194 * c-common.c (split_specs_attrs): Allow for empty attributes with
4195 empty TREE_PURPOSE. Fixes PR c/4294.
4197 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
4199 * basic-block.h (cached_make_edge, make_single_succ): New.
4200 (make_edge): Remove first parameter.
4201 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
4202 * cfg.c (cached_make_edge): Rename from make_edge; return newly
4203 created edge; use obstack allocation.
4204 (make_edge, make_single_succ_edge): New.
4205 (first_removed_edge): New static variable.
4206 (init_flow): Initialize first_removed_edge and n_edges.
4207 (clear_edges): Use remove_edge.
4208 (flow_delete_block): Likewise.
4209 (remove_edge): Add removed edges to the removed edges list.
4210 (split_block, redirect_edge_and_branch_force, split_edge):
4212 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
4213 (add_noreturn_fake_exit_edges): Likewise.
4214 (connect_infinite_loops_to_exit): Liekwise.
4215 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
4216 Use cached_make_edge.
4217 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
4218 * profile.c (branch_prob): Update make_edge call.
4219 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
4221 2001-09-11 Richard Henderson <rth@redhat.com>
4223 * config/alpha/alpha.c: Tidy formatting.
4224 (local_symbolic_operand): Verify mode.
4225 (alpha_sa_mask): Ignore unicos for eh_return.
4226 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
4227 * config/alpha/alpha.md (umk divsi patterns): Remove.
4228 (extendsfdf2): Remove unicos check.
4229 (tablejump): Merge vms and unicos code; always use direct set
4232 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4234 * config.gcc (alpha*-*-unicosmk*): New target.
4236 * config/alpha/alpha-protos.h (symbolic_operand,
4237 unicosmk_add_call_info_word, unicosmk_add_extern,
4238 unicosmk_defer_case_vector, unicosmk_unique_section,
4239 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
4240 unicosmk_asm_file_start, unicosmk_asm_file_end,
4241 unicosmk_output_common): Declare.
4243 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
4244 direct_return, function_arg, alpha_va_start, alpha_va_arg,
4245 alpha_does_function_need_gp, alpha_end_function): Support Cray
4247 (alpha_init_machine_status, alpha_mark_machine_status,
4248 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
4249 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
4250 unicosmk_asm_named_section, unicosmk_insert_attributes,
4251 unicosmk_section_type_flags, symbolic_operand,
4252 unicosmk_output_module_name, unicosmk_output_default_externs,
4253 unicosmk_output_dex, unicosmk_output_externs,
4254 unicosmk_output_addr_vec, unicosmk_ssib_name,
4255 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
4256 unicosmk_asm_file_end, unicosmk_output_common,
4257 unicosmk_section_type_flags, unicosmk_unique_section,
4258 unicosmk_add_call_info_word, unicosmk_text_section,
4259 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
4260 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
4261 unicosmk_dex_count, unicosmk_special_name): New.
4262 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
4263 TARGET_ABI_UNICOSMK.
4264 (get_aligned_mem, alpha_expand_unaligned_load,
4265 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
4266 alpha_expand_unaligned_store_words): Support big-endian mode.
4267 (print_operand): Likewise. New format specifier 't'. Use
4268 TARGET_AS_SLASH_BEFORE_SUFFIX.
4269 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
4270 (alpha_pv_save_size): Update with above change.
4271 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
4272 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
4275 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
4276 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
4277 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
4278 (EXTRA_CONSTRAINT): New constraint 'U'.
4279 (PREDICATE_CODES): Add symbolic_operand.
4281 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
4282 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
4283 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
4284 (integer division and modulus patterns): Split in default and
4286 (*divmodsi_internal, *divmoddi_internal): Disable for
4287 TARGET_ABI_UNICOSMK.
4288 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
4289 little-endian and big-endian versions.
4290 (ext, ins, msk): Likewise.
4291 (extv, extzv, insv): Support big-endian mode.
4292 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
4293 (call_umk, call_value_umk, *call_umk, tablejump_umk,
4294 *tablejump_umk_internal, *call_value_umk): New.
4295 (*movdi_nofix): Add pattern for loading an address into a register on
4296 TARGET_ABI_UNICOSMK.
4297 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
4298 (umk_mismatch_args, arg_home_umk): New.
4299 (various insns): Don't use mov, fmov, nop, fnop and unop.
4300 (realign): Support TARGET_ABI_UNICOSMK.
4302 * config/alpha/unicosmk.h: New file.
4303 * config/alpha/t-unicosmk: New file.
4305 * fixinc/inclhack.def (unicosmk_restrict): New.
4306 * fixinc/fixincl.x: Regenerate.
4308 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
4309 (wchar_t): Check for and define __WCHAR_T__.
4311 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
4313 * combine.c (simplify_shift_const): Treat shifts by the mode
4316 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
4318 * cpphash.h (struct tokenrun): New.
4319 (struct cpp_context): New member bol.
4320 (struct cpp_reader): New members.
4321 (_cpp_init_tokenrun): New.
4322 * cppinit.c (cpp_create_reader): Set up the token runs.
4323 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
4324 (lex_token): New internalised version of _cpp_lex_token. Don't
4325 handle directives or the multiple include opimisation here any
4326 more. Simply lex a token.
4327 * cpplib.c (run_directive): Clear bol.
4328 (_cpp_pop_buffer): Set bol.
4329 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
4332 2001-09-11 Michael Meissner <meissner@redhat.com>
4334 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
4335 give an error if the user uses -mfp32.
4336 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
4338 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
4339 floating point register size.
4340 (EXTRA_SPECS): Add CPP_FPR_SPEC.
4342 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
4343 HOST_WIDE_INT_PRINT_DEC to properly print the result of
4345 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
4346 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
4348 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
4350 * dbxout.c (dbxout_parms): Fix typo in comment.
4351 * unroll.c (loop_find_equiv_value): Ditto.
4352 * toplev.c (rest_of_compilation): Ditto.
4353 * loop.c (scan_loop): Ditto.
4354 * dwarf2out.c (struct dw_fde_struct): Ditto.
4356 2001-09-10 Zack Weinberg <zackw@panix.com>
4358 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
4359 copying identifier when we're just going to throw it away.
4360 (parse_identifier_slow): New routine to handle abnormal cases.
4361 (_cpp_lex_token): Update call site.
4363 * hashtable.c (ht_lookup): Don't assume that the string we've
4364 been given is NUL-terminated.
4365 * system.h: #define __builtin_expect(a, b) to (a) if not
4368 2001-09-10 Michael Meissner <meissner@redhat.com>
4370 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
4373 2001-09-10 David Edelsohn <edelsohn@gnu.org>
4375 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
4377 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4379 * builtins.c (c_getstr): Correct thinko in last change and further
4382 2001-09-10 Tim Freeman <tim@fungibole.com>
4384 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
4385 into varray's and register them as roots with the garbage
4386 collector so they are not collected too soon.
4388 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
4390 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
4392 * basic-block.h (flow_obstack, label_value_list,
4393 tail_recursion_label_list): Declare
4394 (tidy_fallthru_edges): Declare.
4395 (expunge_block, last_loop_beg_note): Delete.
4396 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
4398 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
4399 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
4400 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
4401 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
4402 expunge_block, flow_delete_block, compute_bb_for_insn,
4403 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
4404 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
4405 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
4406 try_redirect_by_replacing_jump, last_loop_beg_note,
4407 redirect_edge_and_branch, redirect_edge_and_branch_force,
4408 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
4409 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
4410 commit_edge_insertions, dump_flow_info, debug_flow_info,
4411 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
4412 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
4413 Move here from flow.c
4414 * cfganal.c: New file.
4415 (forwarder_block_p, can_fallthru, mark_critical_edges,
4416 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
4417 find_unreachable_blocks, create_edge_list, free_edge_list,
4418 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
4419 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
4420 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
4421 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
4422 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
4423 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
4424 Move here from flow.c
4425 * cfgbuild.c: New file
4426 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
4427 make_edges, find_basic_blocks_1, find_basic_blocks,
4428 find_sub_basic_blocks): Move here from flow.c
4429 * cfgcleanup.c: New file.
4430 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
4431 merge_blocks_move_predecessor_nojumps,
4432 merge_blocks_move_successor_nojumps, merge_blocks,
4433 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
4434 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
4435 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
4437 * cfgloop.c: New file
4438 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
4439 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
4440 flow_loop_exit_edges_find, flow_loop_nodes_find,
4441 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4442 flow_loop_tree_node_add, flow_loops_tree_build,
4443 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
4444 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
4445 Move here from flow.c
4446 * flow.c: Remove everything moved elsewhere
4447 * output.h (cleanup_cfg): Return bool.
4449 * bb-reorder.c (reorder_block_def): Remove 'index'.
4450 (insert_intra_1): Add argument BB, set block for new note.
4451 (make_reorder_chain): Do not depdent on BB indexes.
4452 (make_reorder_chain_1): Do not use BB indexes.
4453 (label_for_bb): Likewise; set BB for new insn.
4454 (emit_jump_to_block_after): Likewise.
4455 (fixup_reoder_chain): Sanity check that all basic blocks
4456 are chained; verify newly created insn chain; remove
4457 undocnitional jump simplifying; Do not use BB indexes;
4458 properly initialize count and frequency information;
4459 dump reordered sequence.
4460 (insert_intra_bb_scope_notes): update call of insert_intra_1.
4461 (insert_inter_bb_scope_notes): Set block for new insn.
4462 (reorder_basic_blocks): Dump flow info before reoredering.
4464 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4466 * alias.c (clear_reg_alias_info): Use K&R format definition.
4467 Avoid unsigned warning.
4468 * builtins.c: Use "unsigned int", not "unsigned".
4469 (target_char_cast): Use host_integerp and tree_low_cst.
4470 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
4471 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
4472 (c_getstr): Likewise.
4473 (std_expand_builtin_va_arg): Use int_size_in_bytes.
4474 (builtin_memcpy_read_str): Avoid unsigned warning.
4475 (expand_builtin_memcpy): Alignments are unsigned.
4476 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
4477 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
4478 * predict.c (expensive_function_p): LIMIT now unsigned.
4479 * resource.c (mark_target_live_regs): Make some vars unsigned.
4480 * sdbout.c: Use "unsigned int", not "unsigned".
4481 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
4482 (sdbout_source_line): Likewise.
4483 (sdbout_record_type_name): Remove "const" for NAME declaration.
4484 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
4486 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
4488 * calls.c (store_one_arg): Expand comment.
4490 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4492 * calls.c (store_one_arg): Make sure that the entire argument is
4493 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
4495 2001-09-09 Richard Henderson <rth@redhat.com>
4497 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
4499 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
4501 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
4503 2001-09-09 Richard Henderson <rth@redhat.com>
4505 * config/alpha/alpha.c (alpha_next_sequence_number): New.
4506 (alpha_this_literal_sequence_number): New.
4507 (alpha_this_gpdisp_sequence_number): New.
4508 (some_operand, input_operand): Add HIGH.
4509 (local_symbolic_operand): New.
4510 (alpha_encode_section_info): New.
4511 (alpha_legitimate_address_p): Allow LO_SUM.
4512 (alpha_legitimize_address): Generate HIGH+LO_SUM.
4513 (alpha_expand_mov): Likewise.
4514 (secondary_reload_class): Check memory_operand not general_operand
4516 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
4517 (alpha_expand_unaligned_store): Likewise.
4518 (alpha_expand_unaligned_load_words): Likewise.
4519 (alpha_expand_unaligned_store_words): Likewise.
4520 (alpha_expand_block_clear): Likewise.
4521 (print_operand): Handle %#, %*, %H.
4522 (print_operand_address): Handle LO_SUM.
4524 (alpha_does_function_need_gp): Use it.
4525 (alpha_expand_block_move): Fix signed compare warnings.
4526 (alpha_sa_mask, alpha_align_insns): Likewise.
4527 * config/alpha/alpha-protos.h: Update.
4528 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
4529 (MASK_EXPLICIT_RELOCS): New.
4530 (TARGET_SWITCHES): Add -mexplicit-relocs.
4531 (EXTRA_CONSTRAINT): Add 'T'.
4532 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
4533 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
4534 (ENCODE_SECTION_INFO): Out line.
4535 (REDO_SECTION_INFO_P): New.
4536 (STRIP_NAME_ENCODING): New.
4537 (ASM_OUTPUT_LABELREF): New.
4538 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
4539 (PREDICATE_CODES): Update.
4540 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
4541 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
4542 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
4543 builtin_setjmp_receiver_er, exception_receiver_1_er,
4544 call_value_osf_1_er): New patterns.
4545 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
4546 (movqi, movhi, movsi): Add explicit $31 base register to lda.
4547 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
4548 (FINAL_PRESCAN_INSN): New.
4550 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
4552 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
4554 2001-09-08 Andreas Jaeger <aj@suse.de>
4556 * i386.h (TARGET_SWITCHES): Fix description.
4558 2001-09-07 David Edelsohn <edelsohn@gnu.org>
4560 * rs6000.c (num_insns_constant): Compute number of instructions
4563 * doc/install.texi: Explain AIX exception handling work-around.
4564 Update URL for AIX fixes.
4566 2001-09-07 Jim Wilson <wilson@redhat.com>
4568 * alias.c (clear_reg_alias_info): New.
4569 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
4570 * rtl.h (clear_reg_alias_info): Declare.
4572 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4574 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
4576 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
4577 (m16m,edivm,emulm): Change declaration to match definition.
4579 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4581 * reload.c (push_reload): Check for subreg_lowpart_p instead of
4582 SUBREG_BYTE being 0 when determining if the inner part of a subreg
4585 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4587 * c-common.c (signed_or_unsigned_type): Handle machine mode types
4588 which have no corresponding C type.
4589 * fold_const.c (target_isinf,target_isnan,target_negative): Update
4590 the representation of 64-bit doubles to work with 64-bit ints.
4592 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
4594 * config/mips/mips.c (override_options): Do not override ISA when ABI
4595 specified if MIPS_CPU_STRING_DEFAULT was specified.
4597 2001-09-07 Richard Henderson <rth@redhat.com>
4599 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
4600 (express_from_1): Wrap lines.
4601 * rtlanal.c (commutative_operand_precedence): Rename from
4602 operand_preference; export.
4603 * rtl.h: Declare it.
4604 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
4605 (simplify_binary_operation): Invoke simplify_plus_minus on
4606 (CONST (PLUS ...)) as well.
4607 (struct simplify_plus_minus_op_data): New.
4608 (simplify_plus_minus_op_data_cmp): New.
4609 (simplify_plus_minus): Use them. Avoid infinite recursion with
4610 simplify_binary_operation wrt CONST.
4612 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
4614 * h8300-protos.h (general_operand_dst_push): Remove.
4615 * h8300.c (general_operand_dst_push): Likewise.
4616 * h8300.h (OK_FOR_T): Likewise.
4617 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
4618 * h8300.md (pushqi_h8300): New.
4619 (pushqi_h8300hs): Likewise.
4621 (pushhi_h8300): Likewise.
4622 (pushhi_h8300hs): Likewise.
4625 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4627 * genattrtab.c (attr_printf): First arg is unsigned.
4628 Clean up formatting of callers.
4630 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
4632 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
4635 2001-09-07 Andreas Jaeger <aj@suse.de>
4637 * i386.h (TARGET_SWITCHES): Fix descriptions.
4639 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4641 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
4643 2001-09-06 Ira Ruben <ira@apple.com>
4645 Remove OP_IDENTIFIER.
4646 * tree.def (OP_IDENTIFIER): Remove.
4647 * tree.c (tree_node_kind enum): Remove op_id_kind.
4648 (tree_node_kind_names): Remove "op_identifiers".
4649 (make_node): Remove OP_IDENTIFIER test.
4650 (build_op_identifier): Removed because it isn't being used.
4651 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
4652 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
4654 2001-09-06 Richard Henderson <rth@redhat.com>
4656 * simplify-rtx.c (simplify_binary_operation): Revert last change.
4658 2001-09-06 Richard Henderson <rth@redhat.com>
4660 * simplify-rtx.c (simplify_binary_operation): Simplify contents
4663 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4665 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
4666 number used for CR register.
4668 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
4669 Joern Rennecke (amylaar@cygnus.com)
4671 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
4672 * h8300.c (initial_offset): Handle offset between RP and FP.
4673 (h8300_return_addr_rtx): New function.
4674 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
4676 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
4677 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
4678 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
4679 (CAN_ELIMINATE, REGISTER_NAMES):
4680 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
4682 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
4684 Remove TYPE_NONCOPIED_PARTS.
4685 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
4686 (struct tree_type): Remove noncopied_parts.
4687 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
4688 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
4689 (fixed_type_p): Remove.
4690 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
4691 (expand_expr, MODIFY_EXPR): Likewise.
4692 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
4693 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
4695 2001-09-06 Alan Modra <amodra@bigpond.net.au>
4697 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
4699 (mask64_operand): Likewise.
4700 (includes_rldic_lshift_p): Likewise.
4701 (includes_rldicr_lshift_p): Likewise.
4703 2001-09-05 Ziemowit Laski <zlaski@apple.com>
4705 * objc/objc-act.c (build_message_expr): If a class method cannot
4706 be found, do not issue a warning if a corresponding instance
4707 method exists in the root class.
4709 2001-09-05 Richard Henderson <rth@redhat.com>
4711 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
4713 2001-09-05 Zack Weinberg <zack@codesourcery.com>
4715 * function.c (ggc_mark_struct_function): Mark f->outer.
4716 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
4717 * integrate.c (output_inline_function): ... not here.
4719 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
4721 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
4723 * i386.c (size_cost): New static variable.
4724 (override_function): Use size_cost when -Os is specified.
4726 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
4727 properly; Use current_function_calls_eh_return.
4728 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
4729 use leave to avoid depdendancy chain.
4731 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
4732 get BB loop_depth instead of computing it from LOOP notes.
4734 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
4736 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
4738 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4739 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4740 UNALIGNED_DOUBLE_INT_ASM_OP): Define
4742 2001-09-05 Jeffrey A Law (law@cygnus.com)
4743 Jason Merrill (jason@redhat.com)
4745 * stor-layout.c (layout_type): Complain if an array's size can
4746 not be represented in a size_t.
4748 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
4750 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
4752 * gcc.c: (process_command) Add parentheses around assignment
4753 used as truth value.
4755 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
4757 * config/mips/mips.c (save_restore_insns): Don't mark any register
4758 save slots as unchanging if current_function_calls_eh_return.
4760 2001-09-05 Richard Henderson <rth@redhat.com>
4762 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
4763 * config/alpha/alpha-protos.h: Declare it.
4764 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
4765 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
4766 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
4767 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
4768 (REG_OK_FOR_BASE_P): Select one of the above.
4770 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
4772 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
4773 (crti.o): Prefix name of object file with $(T).
4776 2001-09-05 David S. Miller <davem@redhat.com>
4778 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
4779 * config/sparc/linux64.h: Likewise.
4781 2001-09-05 Andreas Jaeger <aj@suse.de>
4783 * doc/invoke.texi (i386 Options): -mwide-multiply is not
4784 available anymore, remove the documentation.
4785 (i386 Options): Fix typo, cleanup index entries.
4787 * prefix.c (concat): Remove, we can use the version from liberty.
4789 2001-09-05 Richard Henderson <rth@redhat.com>
4791 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
4792 New functions split out of md file expanders.
4793 * config/alpha/alpha-protos.h: Declare them.
4794 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
4796 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
4798 * cppmacro.c (funlike_invocation_p): No need to restore context.
4800 2001-09-04 Richard Henderson <rth@redhat.com>
4802 * reload.c (push_reload): Export.
4803 * reload.h (push_reload): Declare it.
4805 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
4806 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4807 * config/alpha/alpha.c (alpha_legitimize_address): New.
4808 (alpha_legitimize_reload_address): Likewise.
4809 * config/alpha/alpha-protos.h: Declare them.
4811 2001-09-04 Stan Shebs <shebs@apple.com>
4813 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
4814 * config/darwin.c (machopic_stub_name): Account for internally
4815 generated lib calls such as memcpy.
4817 2001-09-04 Richard Henderson <rth@redhat.com>
4819 * unwind.h (_UA_END_OF_STACK): New flag.
4820 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
4822 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
4824 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
4826 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
4828 * config/mips/mips.c (save_restore_insns): Change base_offset to
4829 fp_offset in second call to mips_emit_frame_related_store.
4831 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
4833 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
4834 sometimes be represented as a NOTE of type
4835 NOTE_INSN_DELETED_LABEL.
4836 (Insns): Document NOTE_INSN_DELETED_LABEL.
4838 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
4840 * c-common.h (tree_dump_index): Add more comments.
4841 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
4842 (dump_option_value_info): New struct.
4843 (dump_options): New array.
4844 (dump_switch_p): Parse switch options symbolically.
4845 * doc/invoke.texi (-fdump-ast): Rename to ...
4846 (-fdump-tree): ... here. Document that options are symbolic, and
4847 not all are applicable.
4849 2001-09-04 David S. Miller <davem@redhat.com>
4851 * config/sparc/sparc.md (define_splits): Kill constraints.
4853 Cleanup redundant and unused insn attributes.
4854 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
4855 binary, and move. Mark ialu as default.
4856 (commented out define_function_unit "alu"): Kill.
4857 (define_attr "use_clobbered"): Kill.
4858 (whole file): Kill address insn type references. Replace
4859 all unary/binary/move references with ialu.
4860 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
4861 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
4864 Simplify length insn attribute and make more judicious use
4865 of insn attribute defaulting.
4866 * config/sparc/sparc.md (all insns with length > one): Mark as
4867 insn type multi if real instructions, else use default if
4868 it is a forced splitter.
4869 (all insns with length == one): Use default insn length.
4870 (all insns of type ialu): Use default insn type.
4872 Fix erroneous insn attribute settings.
4873 (addx): Set insn type to misc.
4874 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
4875 const_umulsidi3_sp64): Set insn type to imul.
4877 Track SFmode vs DFmode insns according to UltraSPARC
4879 * config/sparc/sparc.md ("fptype"): New attribute, default
4881 (all DFmode single insns): Mark as fptype "double".
4883 2001-09-03 Jakub Jelinek <jakub@redhat.com>
4885 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
4887 2001-09-03 Richard Henderson <rth@redhat.com>
4889 * function.h (struct function): Add arg_pointer_save_area_init.
4890 * function.c (expand_function_end): Init arg_pointer_save_area.
4891 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
4892 when called from a nested function.
4894 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
4896 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
4899 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
4901 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
4903 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
4905 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
4906 (emit_push_insn): Use specified padding direction when
4907 STACK_PUSH_CODE is POST_INC.
4909 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
4911 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4913 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
4915 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
4917 * cppinit.c (cpp_start_read): Free the imacros list as we
4918 traverse it. Don't free the chains before returning.
4919 (_cpp_push_next_buffer): Only try pushing buffers if we've
4920 completed -imacros handling.
4922 2001-08-31 Eric Christopher <echristo@redhat.com>
4924 * gcc.c (handle_braces): Add explaination for abort.
4926 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
4928 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
4929 move adjustment of bitpos instead.
4931 2001-08-31 Zack Weinberg <zack@codesourcery.com>
4933 * function.c: Remove all_functions. Make outer_function_chain
4935 (init_function_start): Don't add new function structure to
4937 (find_function_data, push_function_context_to,
4938 pop_function_context_from, put_var_into_stack,
4939 trampoline_address): Update for changed structure element names.
4940 (push_function_context_to): Disentangle.
4941 (free_after_compilation): Also free F.
4942 (expand_dummy_function_end): Don't free cfun here.
4943 (put_var_into_stack): Comment why we can't use find_function_data here.
4944 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
4945 (mark_function_chain): Split into maybe_mark_struct_function and
4946 ggc_mark_struct_function. Export the latter.
4947 (init_function_once): Mark from cfun and outer_function_chain;
4950 * function.h (struct function): Kill next_global. Rename next
4951 to outer. All users updated to match.
4952 (all_functions, outer_function_chain): Don't declare.
4954 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
4955 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
4956 don't touch f->inlinable, after calling rest_of_compilation.
4958 * tree.h: Forward-declare struct function. Prototype
4959 ggc_mark_struct_function.
4961 2001-08-31 Kazu Hirata <kazu@hxi.com>
4963 * config/h8300/h8300.md (*andorhi3): Fix typos.
4965 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4967 * calls.c (emit_library_call_value): Don't use a fixed
4968 argument after VA_CLOSE, i.e. out of scope in traditional C.
4970 * emit-rtl.c (gen_rtvec): Likewise.
4972 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4974 * Makefile.in (c-pragma.o): Depend on output.h.
4975 (reorg.o): Depend on except.h.
4977 * c-pragma.c: Include output.h.
4979 * reorg.c: Include except.h.
4981 * unwind-dw2.c: Call __builtin_alloca, not alloca.
4983 2001-08-31 Richard Henderson <rth@redhat.com>
4985 * sched-deps.c (add_dependence): Don't elide dependency if the
4986 conditional used by insn is modified in elem.
4988 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
4990 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
4992 2001-08-31 Diego Novillo <dnovillo@redhat.com>
4994 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
4997 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
4999 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
5001 (stormy16_asm_out_constructor): New function.
5002 (TARGET_ASM_CONSTRUCTOR): Define.
5003 (TARGET_ASM_DESTRUCTOR): Define.
5005 2001-08-31 Andreas Jaeger <aj@suse.de>
5007 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
5008 * loop.c (add_label_notes): Likewise.
5009 * reload.c (find_reloads): Likewise.
5010 * config/sh/sh.c (machine_dependent_reorg): Likewise.
5012 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
5014 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
5015 code here. Take _Unwind_{W,Sw}ord*.
5016 (read_encoded_value_with_base): Use them.
5017 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
5019 (extract_cie_info): Simplify read_?leb128 handling.
5020 (execute_stack_op, execute_cfa_program): Likewise.
5021 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
5023 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
5025 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
5026 the frame pointer to pop the stack if convenient.
5028 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
5029 Don't use post-increment before combine.
5030 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
5031 a call-saved register.
5033 2001-08-31 Andreas Jaeger <aj@suse.de>
5035 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
5038 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
5040 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
5041 not DIV/MOD, of course.
5043 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
5045 * rtl.def: Undo my patch commited 2001-08-27.
5047 * genattrtab.c: Ditto.
5051 * sched-int.h: Ditto.
5053 * target-def.h: Ditto.
5057 * haifa-sched.c: Ditto.
5059 * sched-rgn.c: Ditto.
5061 * sched-vis.c: Ditto.
5063 * Makefile.in: Ditto.
5065 * doc/md.texi: Ditto.
5067 * doc/tm.texi: Ditto.
5069 * doc/contrib.texi: Ditto.
5071 * doc/gcc.texi: Ditto.
5073 * genattrtab.h: Remove it.
5075 * genautomata.c: Remove it.
5077 * genattr.c: Undo my patch and Richard Henderson's patch commited
5080 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
5082 * config.gcc (h8300-*-elf*): New case.
5083 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
5084 (SUBTARGET_CPP_SPEC): Define.
5085 (EXTRA_SPECS): Define.
5086 (SUBTARGET_EXTRA_SPECS): Define.
5087 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
5088 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
5090 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
5092 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
5093 (LIB2FUNCS_EXTRA): Define.
5094 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
5095 config/h8300/fixunssfsi.c: New file.
5097 2001-08-30 Kazu Hirata <kazu@hxi.com>
5099 * config/h8300/h8300.md (zero_extendqihi2): Changes to
5100 define_expand to accommodate target-specific attributes.
5101 (anonymous zero_extendqihi2 patterns): New.
5103 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
5105 * h8300.md (*andorhi3): New pattern.
5107 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
5109 * h8300.c (dosize): Fix test for "sub".
5111 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
5113 * c-typeck.c (pointer_diff): Try to eliminate common term before
5116 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
5118 * config/arm/arm.c (arm_compute_initial_elimination_offset):
5119 Account for the saves of the FP registers.
5121 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
5122 (TEXT_SECTION_ASM_OP): Define.
5123 (INIT_SECTION_ASM_OP): Define.
5124 (FINI_SECTION_ASM_OP): Define.
5125 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
5126 (RDATA_SECTION_FUNCITON): Provide prototype.
5128 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
5130 * reload1.c (move2add_note_store): Correct typo checking for
5133 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
5135 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
5136 note should not be considered outside the libcall block.
5138 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5140 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
5142 2001-08-29 Kazu Hirata <kazu@hxi.com>
5144 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
5146 2001-08-29 Kazu Hirata <kazu@hxi.com>
5148 * config/h8300/h8300-protos.h: Add a prototype for
5150 * config/h8300/h8300.c (emit_logical_op): New.
5151 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
5158 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
5160 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
5161 comparison with rtx INTVAL.
5162 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
5164 * pa.h (FUNCTION_ARG_SIZE): Likewise.
5166 2001-08-29 Kazu Hirata <kazu@hxi.com>
5168 * config/h8300/lib1funcs.asm: Update the copyright. Fix
5171 2001-08-29 Kazu Hirata <kazu@hxi.com>
5173 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
5174 (reg n) to (mem (pre_dec (reg n))
5175 (anonymous movsi pattern): Likewise.
5177 2001-08-29 Kazu Hirata <kazu@hxi.com>
5179 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
5181 2001-08-29 Kazu Hirata <kazu@hxi.com>
5183 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
5184 several special constants.
5186 2001-08-29 Kazu Hirata <kazu@hxi.com>
5188 * config/h8300/lib1funcs.asm: Fix comment typos.
5190 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5192 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
5193 Fix format specifier warnings.
5195 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
5196 inet_makeaddr, semctl): Prototype.
5198 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
5199 (save_restore_insns): Use base_offset, not gp_offset.
5201 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
5202 (ASM_OUTPUT_BYTE): Fix format specifier warning.
5204 2001-08-29 Richard Henderson <rth@redhat.com>
5206 * bb-reorder.c (function_tail_eff_head): New.
5207 (record_effective_endpoints): Set it.
5208 (fixup_reorder_chain): Use it.
5210 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5212 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
5214 2001-08-28 Dale Johannesen <dalej@apple.com>
5216 * config/darwin.c (machopic_function_base_name): Add const
5217 qualifier to a string.
5218 (darwin_encode_section_info): Ditto.
5220 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5222 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
5223 function definition.
5225 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
5227 * df.h (struct df): Add rts_order variable.
5229 * df.c (df_visit_next_rts): New function.
5230 (df_visit_next): Renamed to df_visit_next_rc
5231 (df_analyse_1): Allocate/compute/free rts_order as well.
5232 (df_rd_global_compute): Use df_visit_next_rc instead of
5234 (df_ru_global_compute): Use df_visit_next_rts instead of
5237 * flow.c (flow_reverse_top_sort_order_compute): New function.
5239 * basic-block.h: Add prototype.
5241 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
5243 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
5244 blocks, the BB_REACHABLE is now set, rather than aux being
5245 non-NULL. Update the test to reflect this.
5247 2001-08-28 Eric Christopher <echristo@redhat.com>
5249 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
5250 config/mips/crti.asm: Ditto.
5252 2001-08-28 Eric Christopher <echristo@redhat.com>
5253 Richard Henderson <rth@redhat.com>
5255 * c-pragma.h (add_weak): Move prototype from here...
5256 * output.h (add_weak): ... to here.
5257 * varasm.c (add_weak): Fix typo.
5258 * config/mips/crti.asm: New file.
5259 * config/mips/crtn.asm: Ditto.
5260 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
5261 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
5262 (INVOKE__main): Ditto.
5263 (INIT_SECTION_ASM_OP): New.
5264 (FINI_SECTION_ASM_OP): Ditto.
5265 (STARTFILE_SPEC): Add crti.
5266 (ENDFILE_SPEC): Add crtn.
5267 * config/mips/elf64.h: Same.
5268 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
5270 * config/mips/vxworks.h: Ditto.
5271 * config/mips/t-elf: Support crti and crtn.
5273 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
5275 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
5278 2001-08-28 Richard Henderson <rth@redhat.com>
5280 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
5281 (one_cmplbi2 splitter): Remove redundant test.
5283 2001-08-28 Dale Johannesen <dalej@apple.com>
5285 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
5287 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
5289 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
5291 2001-08-28 Stan Shebs <shebs@apple.com>
5293 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
5294 (UNALIGNED_SHORT_ASM_OP): Define.
5295 (UNALIGNED_INT_ASM_OP): Define.
5297 2001-08-28 Will Cohen <wcohen@redhat.com>
5299 * config/rs6000/rs6000.md (store_multiple): Correct RTL
5300 generation for first set.
5302 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5304 * flow.c (redirect_edge_succ_nodup): Return new edge.
5305 (try_simplify_condjump): Use new edge.
5306 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
5308 * cse.c (cse_basic_block): Skip note instructions.
5310 2001-08-27 Richard Henderson <rth@redhat.com>
5312 * combine.c (combine_simplify_rtx): Don't reverse condition
5313 if there is no reverse for the condition.
5314 (simplify_comparison): Don't simplify subregs from INT to FP.
5316 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
5317 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
5318 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
5319 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
5320 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
5321 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
5323 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5325 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
5326 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
5328 (adddi_dilshr32, adddi_dishl32): Only data register can be
5329 source for mem destination.
5331 * expmed.c (store_bit_field): Ignore adjustment to bitpos
5332 and use bitnum to decide about register move.
5334 2001-08-27 Richard Henderson <rth@redhat.com>
5336 * genattr.c (main): Emit state_t even when not doing scheduling.
5338 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5339 Richard Henderson <rth@redhat.com>
5341 * gcse.c (reg_first_set, reg_last_set): Replace with ...
5342 (reg_avail_info, current_bb): ... these.
5343 (oprs_unchanged_p, record_last_reg_set_info): Use them.
5344 (compute_hash_table): Likewise.
5346 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5348 * flow.c (verify_flow_info): Use checksums to verify edges.
5350 2001-08-27 Richard Henderson <rth@redhat.com>
5352 * genautomata.c (expand_automata): Always create a description.
5354 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
5356 * optabs.c (expand_binop): Correctly handle the carry in multiword
5357 add/subtract operations.
5359 2001-08-27 Fred Fish <fnf@be.com>
5361 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
5364 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
5366 * reload.c (find_reloads_toplev): Back out this change:
5368 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
5370 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
5371 mem if the address is a mode_dependent_address_p.
5373 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
5375 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
5376 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
5377 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
5380 * genattr.c (main): New variable num_insn_reservations. Increase
5381 it if there is DEFINE_INSN_RESERVATION. Output automaton based
5382 pipeline hazard recognizer interface.
5384 * genattrtab.h: New file.
5386 * genattrtab.c: Include genattrtab.h.
5387 (attr_printf, check_attr_test, make_internal_attr,
5388 make_numeric_value): Move protypes into genattrtab.h. Define them
5390 (num_dfa_decls): New global variable.
5391 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
5392 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
5393 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
5394 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
5396 * genautomata.c: New file.
5398 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
5400 * sched-int.h: (curr_state): Add the external definition for
5401 automaton pipeline interface.
5402 (haifa_insn_data): Add comments for members blockage and units.
5404 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5405 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5406 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5407 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5408 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5409 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5410 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
5412 (TARGET_SCHED): Use the new macros.
5414 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
5415 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
5416 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
5417 dfa_bubble): New members in gcc_target.sched.
5419 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
5420 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
5421 (insn_queue): Redefine it as pointer to array.
5422 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
5424 (max_insn_queue_index_macro_value): New variable.
5425 (curr_state, dfa_state_size, ready_try): New varaibles for
5426 automaton interface.
5427 (ready_element, ready_remove, max_issue): New function prototypes
5428 for automaton interface.
5429 (choose_ready): New function prototype.
5430 (insn_unit, blockage_range): Add comments.
5431 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
5432 FUNCTION_UNITS_SIZE == 0.
5433 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
5434 actual_hazard, potential_hazard): Add comments.
5435 (insn_cost): Use cost -1 as undefined value. Remove
5436 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
5438 (ready_element, ready_remove): New functions for automaton
5440 (schedule_insn): Add new code for automaton pipeline interface.
5441 (queue_to_ready): Add new code for automaton pipeline interface.
5442 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
5443 (debug_ready_list): Print newline when the queue is empty.
5444 (max_issue): New function for automaton pipeline interface.
5445 (choose_ready): New function.
5446 (schedule_block): Add new code for automaton pipeline interface.
5447 Print ready list before scheduling each insn.
5448 (sched_init): Add new code for automaton pipeline interface.
5449 Initiate insn cost by -1.
5450 (sched_finish): Free the current automaton state and finalize
5451 automaton pipeline interface.
5453 * sched-rgn.c: Include target.h.
5454 (init_ready_list, new_ready, debug_dependencies): Add new code for
5455 automaton pipeline interface.
5457 * sched-vis.c: Include target.h.
5458 (get_visual_tbl_length): Add code for automaton interface.
5459 (target_units, print_block_visualization): Add comments.
5461 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
5462 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
5463 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
5464 (getruntime.o, genautomata.o): New entries.
5465 (genattrtab.o): Add new dependency file genattrtab.h.
5466 (genattrtab): Add new dependencies. Link it with `libm.a'.
5467 (getruntime.o, hashtab.o): New entries for canadian cross.
5469 * doc/md.texi: Description of automaton based model.
5471 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
5473 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5474 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5475 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5476 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5477 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5478 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5479 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
5481 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
5482 MAX_DFA_ISSUE_RATE): New macro descriptions.
5484 * doc/contrib.texi: Add dfa based scheduler contribution.
5486 * doc/gcc.texi: Add more information about genattrtab.
5488 2001-08-27 Diego Novillo <dnovillo@redhat.com>
5490 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
5493 2001-08-27 Richard Henderson <rth@redhat.com>
5495 * function.c (expand_function_end): Don't init arg_pointer_save_area.
5496 (get_arg_pointer_save_area): New. Create an init it here.
5497 (fix_lexical_addr): Use it.
5498 * function.h: Declare it.
5499 * builtins.c (expand_builtin_setjmp_receiver): Use it.
5500 * stmt.c (expand_nl_goto_receiver): Use it.
5502 2001-08-27 Richard Henderson <rth@redhat.com>
5504 * final.c (final_scan_insn): Don't enter APP_ON mode for
5507 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
5508 alignment for assemble_integer for DW_EH_PE_aligned.
5509 * except.c (output_function_exception_table): Likewise.
5511 2001-08-26 Andreas Jaeger <aj@suse.de>
5513 * c-tree.h: Add prototyp for c_sizeof_nowarn.
5515 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
5517 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
5519 2001-08-27 Alan Modra <amodra@bigpond.net.au>
5521 * config/rs6000/rs6000.c (mask_operand): Rewrite without
5523 (mask64_operand): Likewise.
5524 (rldic_operand): Delete.
5525 (includes_lshift64_p): Delete.
5526 (includes_rldic_lshift_p): New function.
5527 (includes_rldicr_lshift_p): New function.
5528 (print_operand): Don't call rldic_operand in case 'W'.
5529 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
5530 (includes_lshift64_p): Remove.
5531 (includes_rldic_lshift_p): Declare.
5532 (includes_rldicr_lshift_p): Declare.
5533 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
5534 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
5535 Replace match_operand rldic_operand predicate with
5536 const_int_operand. Replace includes_lshift64_p condition with
5537 includes_rldic_lshift_p.
5538 <ashldi3_internal 64 bit rldicr patterns>: New.
5540 2001-08-27 Andreas Jaeger <aj@suse.de>
5542 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
5543 * errors.c: Likewise.
5544 * final.c: Likewise.
5545 * dwarf2asm.c: Likewise.
5546 * doprint.c (checkit): Likewise.
5547 * diagnostic.c: Likewise.
5548 * collect2.c: Likewise.
5549 * calls.c: Likewise.
5550 * c-semantics.c (build_stmt): Likewise.
5551 * c-format.c (status_warning): Likewise.
5552 * c-errors.c (pedwarn_c99): Likewise.
5553 * builtins.c (validate_arglist): Likewise.
5554 * config/pj/pj.c (pj_printf): Likewise.
5555 * fix-header.c: Likewise.
5557 * gcov.c (fnotice): Likewise.
5558 * gensupport.c (message_with_line): Likewise.
5559 * mips-tfile.c: Likewise.
5560 * protoize.c (notice): Likewise.
5561 * read-rtl.c (fatal_with_file_and_line): Likewise.
5562 * rtl-error.c: Likewise.
5563 * tradcpp.c: Likewise.
5565 * cp/tree.c (build_min_nt): Likewise.
5566 (build_min): Likewise.
5567 * cp/lex.c: Likewise.
5568 * cp/errfn.c: Likewise.
5569 * cp/rtti.c (create_pseudo_type_info): Likewise.
5571 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
5573 * df.c (df_uses_record): Return after recording all uses
5576 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
5578 * df.c (df_insn_modify): Realloc the INSN table here, if
5579 necessary, here, too.
5581 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
5583 * config/mips/mips.c (mips_function_value): Handle complex return
5586 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
5588 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
5590 * reload.c (make_memloc): Copy result if it is still
5591 reg_equiv_memory_loc[regno] on return.
5592 (subst_reloads) [ENABLE_CHECKING]: Check that none of
5593 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
5594 reg_equiv_mem are modified by the substitutions.
5596 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
5598 * predict.c (expensive_function_p): New.
5599 * rtl.h (expensive_function_p): Declare.
5600 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
5601 (use_fast_prologue_epilogue): New static variable.
5602 (expand_prologue): Set it; emit short prologues if unset.
5603 (expand_epilogue): Likewise.
5605 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
5607 * config.gcc: Add stormy16-*-elf case.
5608 * config/stormy16/stormy-abi: New file.
5609 * config/stormy16/stormy16-lib2.c: New file.
5610 * config/stormy16/stormy16-protos.h: New file.
5611 * config/stormy16/stormy16.c: New file.
5612 * config/stormy16/stormy16.h: New file.
5613 * config/stormy16/stormy16.md: New file.
5614 * config/stormy16/t-stormy16: New file.
5616 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
5618 * i386.h (no-accumulate-outgoing-args): Use proper mask.
5620 2001-08-24 David Edelsohn <edelsohn@gnu.org>
5622 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
5623 descriptor members are pointer size, not constant 4.
5624 * config/rs6000/rs6000.md (define_splits): Remove more unused
5627 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5629 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
5631 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
5633 * cp/rtti.c (VPARAMS): Fix parameter.
5635 2001-08-24 Zack Weinberg <zackw@panix.com>
5637 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
5639 (mode_for_extraction): No need for #ifdefs. Add default-case abort
5641 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
5642 in if controlling use of insv.
5643 (extract_bit_field): Likewise, for extv and extzv.
5645 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
5647 * i386.md (movcc peep2): Fix load of 0.
5649 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5651 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
5652 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
5654 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
5656 * c-pragma.h: Move weak_syms and weak_decls...
5657 * varasm.c: ...here. Now static.
5658 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
5659 depend on HANDLE_PRAGMA_WEAK.
5661 * c-common.c (c_alignof, c_alignof_expr): Move here...
5662 * c-typeck.c: ...from here.
5663 * c-tree.h, c-common.h: Adjust.
5665 2001-08-23 Bernd Schmidt <bernds@redhat.com>
5667 * config/ia64/ia64.c (rws_update): If !pred, set write_count
5668 instead of incrementing it.
5670 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
5671 asm ready, don't try to move them all into the same array element.
5673 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5675 * function.c (thread_prologue_and_epilogue_insns): Avoid
5676 fallthru flag on edge to exit.
5678 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
5680 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
5683 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
5685 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
5686 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
5687 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
5690 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
5692 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
5693 replace "GNU CC" with "GCC".
5695 2001-08-23 Richard Henderson <rth@redhat.com>
5697 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
5698 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
5699 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
5700 Need GR between FR and not GR_AND_FR.
5701 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
5702 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
5703 AR regs before GR regs.
5704 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
5705 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
5706 (REGISTER_MOVE_COST): Update.
5707 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
5709 2001-08-23 Richard Henderson <rth@redhat.com>
5711 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
5714 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
5716 * reload1.c (emit_reload_insns): Don't look for notes
5717 on a NULL store_insn.
5719 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5721 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
5722 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
5723 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
5724 format specifier warnings.
5725 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
5727 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
5729 * config/i386/i386-protos.h: Correct declaration of
5730 i386_pe_asm_named_section.
5732 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
5734 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
5736 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
5738 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
5740 * cpperror.c (print_location): Don't show _Pragma.
5741 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
5742 and file change callback generation here.
5743 (stack_include_file): Update use of cpp_push_buffer.
5744 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
5745 (struct cpp_buffer): Remove type, pfile members.
5746 * cppinit.c (cpp_handle_option): Use free_chain.
5747 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
5748 (skip_escaped_newlines, get_effective_char, lex_percent): Take
5749 a cpp_reader rather than a cpp_buffer.
5750 (skip_escaped_newlines, get_effective_char, skip_block_comment,
5751 skip_line_comment, parse_string, lex_percent, lex_dot,
5752 _cpp_lex_token): Update accordingly.
5753 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
5755 (cpp_push_buffer): Update prototype.
5756 (run_directive): Update use of cpp_push_buffer.
5757 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
5758 handle_assertion): Update use of run_directive.
5759 * cpplib.h (enum cpp_buffer_type): Remove.
5760 (cpp_push_buffer): Update prototype.
5761 * fix-header.c (read_scan_file): Update.
5763 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5765 * gcc.c (struct prefix_list): Change prefix to const char *.
5767 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5769 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
5771 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
5773 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
5776 * jump.c (squeeze_notes): Take parms by reference. Handle END being
5779 * ifcvt.c (dead_or_predicable): Adjust.
5780 * loop.c (find_and_verify_loops): Adjust.
5781 * stmt.c (expand_end_case): Adjust.
5782 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
5783 head and end insn pointers in the basic block, not just local copies.
5784 (merge_blocks_move_predecessor_nojumps): Likewise.
5786 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
5788 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
5789 bitmap.h, builtin-types.def, builtins.c, builtins.def,
5790 c-aux-info.c, c-common.c, c-common.def, c-common.h,
5791 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
5792 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
5793 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
5794 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
5795 conditions.h, config.gcc, configure.frag, configure.in,
5796 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
5797 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
5798 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
5799 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
5800 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
5801 emit-rtl.c, errors.c, errors.h, except.c, except.h,
5802 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
5803 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
5804 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
5805 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
5806 gencheck.c, gencodes.c, genconfig.c, genemit.c,
5807 genextract.c, genflags.c, gengenrtl.c, genmultilib,
5808 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
5809 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
5810 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
5811 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
5812 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
5813 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
5814 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
5815 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
5816 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
5817 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
5818 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
5819 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
5820 params.h, predict.c, predict.def, predict.h, prefix.c,
5821 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
5822 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
5823 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
5824 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
5825 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
5826 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
5827 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
5828 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
5829 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
5830 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
5831 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
5832 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
5833 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
5834 xcoffout.h: replace "GNU CC" with "GCC".
5836 2001-08-21 Richard Henderson <rth@redhat.com>
5838 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
5839 (final_scan_insn): Consider jump tables data even if we have no
5840 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
5842 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
5843 (ASM_OUTPUT_CASE_END): Remove.
5844 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
5845 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
5846 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
5848 2001-08-21 Richard Henderson <rth@redhat.com>
5850 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
5851 at barrier insns. Emit stop bits before barriers.
5853 * flow.c (flow_find_cross_jump): Don't consider unconditional
5854 return insns for commoning.
5856 * final.c (compute_alignments): Fix typo.
5858 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
5859 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
5860 (store_bit_field): Use mode_for_extraction more places.
5861 (extract_bit_field): Likewise.
5863 2001-08-21 Zack Weinberg <zackw@panix.com>
5865 * caller-save.c: Don't include insn-codes.h.
5866 (reg_save_code, reg_restore_code): Make arrays of int.
5867 All uses updated to match.
5868 (insert_save, insert_restore): No need to initialize "code"
5869 variable upon declaration.
5870 * Makefile.in: update dependencies; fix typo in clean rule.
5872 2001-08-21 Richard Henderson <rth@redhat.com>
5874 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
5875 (merge_if_block): Handle fallout from same.
5877 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5879 * builtins.c (type_to_class): Fix typo in last change.
5881 2001-08-21 Richard Henderson <rth@redhat.com>
5883 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
5884 ia64_asm_output_label.
5886 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
5887 copy of gp while the real gp register contains garbage.
5889 2001-08-21 Zack Weinberg <zackw@panix.com>
5891 * expmed.c (mode_for_extraction): New function.
5892 (store_bit_field, extract_bit_field): Use it.
5893 * expr.h: Prototype it and provide an enum for its first argument.
5895 * combine.c, function.c, recog.c: Don't include insn-codes.h.
5896 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
5897 and digging through the insn_data tables.
5898 * Makefile.in: Update dependencies.
5900 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
5902 * cppfiles.c (stack_include_file): line-map.c now handles include
5904 (handle_missing_handler): Similarly.
5905 (_cpp_execute_include): Similarly.
5906 (_cpp_pop_file_buffer): Similarly.
5907 * cpphash.h (struct cpp_reader): Remove system_include_depth,
5908 buffer_stack_depth and include_depth.
5909 * cpplib.c (do_include_common): line-map.c now handles include depth.
5910 (cpp_push_buffer): Similarly.
5911 (_cpp_pop_buffer): Similarly.
5912 * cppmacro.c (builtin_macro): Update.
5913 * line-map.c (init_line_maps): Set depth.
5914 (add_line_map): Increment "used" earlier. Update and use the
5916 (trace_include): Use the include depth.
5917 * line-map.h (struct line_maps): New member depth.
5919 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
5921 * cppfiles.c (stack_include_file): Don't handle -H here.
5922 * cppinit.c (cpp_start_read): Set include tracing after
5923 cpp_post_options and after stacking the main file.
5924 * line-map.c (trace_include): New.
5925 (init_line_maps, add_line_map): Update.
5926 * line-map.h (struct line_maps): New member trace_includes.
5928 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
5930 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
5931 * cppfiles.c (stack_include_file): Only stack a file if there
5932 is something to do. Return a boolean indicating whether a
5933 buffer was stacked or not.
5934 (_cpp_execute_include): Similarly.
5935 (_cpp_read_file): Similarly.
5936 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
5938 2001-08-21 Sam Steingold <sds@gnu.org>
5940 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
5941 (RECACHE): keep obufp_before_macroname up to date
5943 2001-08-21 Zack Weinberg <zackw@panix.com>
5945 * stmt.c: Don't include insn-codes.h.
5946 (expand_end_case): Machine specific logic moved to expr.c.
5947 No need to worry about __builtin_classify_type.
5948 (check_for_full_enumeration_handling, emit_case_nodes):
5951 * builtins.o (expand_builtin_classify_type): Split up so code
5952 can be shared with fold_builtin_classify_type.
5953 (type_to_class, fold_builtin_classify_type): New functions.
5954 (fold_builtins): Handle __builtin_classify_type.
5956 * expr.c (do_tablejump): Now static.
5957 (case_values_threshold, try_casesi, try_tablejump): New;
5958 code mostly from stmt.c (expand_end_case).
5959 (expr.h): Update prototypes.
5961 * Makefile.in (stmt.o): Update dependencies.
5963 2001-08-21 Will Cohen <wcohen@redhat.com>
5965 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
5966 declaration of variable i.
5967 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
5968 declaration of variable i.
5970 2001-08-21 Richard Henderson <rth@redhat.com>
5972 * crtstuff.c: Fix thinko last change. Move list tails to start
5973 of CRT_END section. Tidy ifdefs.
5974 (__EH_FRAME_BEGIN__): Always static for ELF.
5975 (__do_global_ctors_1): Rename from __frame_dummy.
5976 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
5977 name change; don't hide __EH_FRAME_BEGIN__.
5979 2001-08-21 Richard Henderson <rth@redhat.com>
5981 * gdbinit.in: Move break on exit after break on fancy_abort.
5983 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
5986 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
5988 * cpphash.h (_cpp_push_next_buffer): New.
5989 * cppinit.c (do_includes): Remove.
5990 (push_include, free_chain, _cpp_push_next_buffer): New.
5991 (cpp_start_read): Use them to rework command line option handling.
5992 (cpp_handle_option): Combine handling of -include and -imacros.
5993 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
5994 appropriate. Always insert missing \n at EOF.
5995 * cpplib.c (start_directive): Get the directive position right.
5996 * cppmain.c (cb_file_change): Always print the first line, unless
5999 2001-08-20 Andreas Jaeger <aj@suse.de>
6001 * profile.c (compute_branch_probabilities): Remove extra new-line
6003 * flow.c (verify_flow_info): Likewise.
6005 2001-08-20 Diego Novillo <dnovillo@redhat.com>
6007 * basic-block.h (basic_block): Add new field 'flags'.
6008 (BB_REACHABLE): Define.
6009 (expunge_block): Declare.
6010 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
6011 (EXIT_BLOCK_PTR): Ditto.
6012 (expunge_block): Remove static declaration.
6013 (cleanup_cfg): Clear bb->aux on every basic block.
6014 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
6015 computing reachability.
6016 (delete_unreachable_blocks): Delete block b if b->flags has
6019 2001-08-20 Diego Novillo <dnovillo@redhat.com>
6021 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
6023 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6025 * sparc.c (sparc_variable_issue): Fix typo in last change.
6027 2001-08-20 Richard Henderson <rth@redhat.com>
6029 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
6031 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
6033 * pa.h (RETURN_IN_MEMORY): Improve comment.
6035 2001-08-20 Janis Johnson <janis187@us.ibm.com>
6037 * doc/invoke.texi (Profiling options): Clarify the interactions
6038 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
6040 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
6042 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
6045 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6047 * gcc.c (make_relative_prefix): Allocate a sufficiently large
6050 2001-08-20 Richard Henderson <rth@redhat.com>
6052 * final.c (end_final): Fix typo last change.
6054 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
6056 * cppinit.c (init_standard_includes): The returned buffer
6057 is already malloc-ed.
6058 * gcc.c (add_prefix): Similarly.
6059 * prefix.c (translate_name): Update to support clear buffer
6061 (update_path): Similarly. Be sure to free any newly allocated
6062 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
6064 * prefix.h (update_path): Update prototype and document.
6065 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
6066 up and update to new buffer ownership rules.
6067 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
6069 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
6071 * final.c (compute_alignments): New function.
6072 (init_insn_lengths): Do not care label_align.
6073 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
6074 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
6075 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
6076 (shorted_branches): Realloc label_align array; do
6077 not call init_insn_lengths; Do not care about loop alignments.
6078 * output.h (compute_alignments): Declare.
6079 * toplev.c (rest_of_compilation): Call compute_alignments.
6080 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
6082 * predict.c (block_info_def): Add npredecesors, remove nvisited;
6083 change visited to tovisit.
6084 (propagate_freq): Use faster traversing algorithm.
6085 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
6086 to tovisit; reverse meaning.
6088 * predict.c (struct block_info_def): Remove nvisited.
6089 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
6090 (estimate_bb_frequencies): Call mark_dfs_back_edges.
6092 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
6094 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
6095 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
6096 (TARGET_FUSED_MADD): New.
6097 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
6098 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
6099 the multiply-add instructions.
6101 2001-08-19 Richard Henderson <rth@redhat.com>
6103 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
6104 is aligned to pointer size.
6106 2001-08-19 Richard Henderson <rth@redhat.com>
6108 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
6109 display markers during final schedule.
6111 2001-08-19 Richard Henderson <rth@redhat.com>
6113 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
6115 2001-08-19 Richard Henderson <rth@redhat.com>
6117 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
6119 (ASM_NAME_TO_STRING): Remove.
6120 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
6121 in the same string. Remove support for expressions.
6123 2001-08-19 Richard Henderson <rth@redhat.com>
6125 * config/i386/i386.md (tablejump): Make an expander; handle
6126 pic relative addressing here.
6127 (tablejump_1): Rename from tablejump_pic.
6130 2001-08-19 Richard Henderson <rth@redhat.com>
6132 * regclass.c (fix_register): Fix typo.
6134 2001-08-18 Richard Henderson <rth@redhat.com>
6136 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
6137 (struct _Unwind_Context): Expand br_loc to hold it.
6138 (uw_frame_state_for): Handle leaf functions better.
6139 (uw_update_reg_address): Update for br_loc change.
6141 2001-08-18 Richard Henderson <rth@redhat.com>
6143 * crtstuff.c: Move list heads before code that uses them.
6144 (__JCR_LIST__): Remove initial null.
6145 (frame_dummy, __frame_dummy): Do java registration here ...
6146 (__do_global_ctors_aux): ... not here.
6148 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
6149 (__do_global_dtors_aux): Update to match.
6150 (__JCR_LIST__, __do_jv_register_classes): New.
6152 * config/ia64/crtend.asm (__JCR_END__): New.
6153 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
6154 instead of an indirect LTOFF22 reloc.
6156 2001-08-18 Richard Henderson <rth@redhat.com>
6158 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
6159 * regclass.c (init_reg_sets_1): Fix typo.
6160 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
6161 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
6162 (ia64_compute_frame_size): Make ar.unat live when in use.
6163 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
6164 for ar.pfs; remove ar.unat handling.
6165 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
6167 (PREDICATE_CODES): Add ar_pfs_reg_operand.
6168 * config/ia64/ia64-protos.h: Update decls.
6169 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
6170 (sibcall_pic): Likewise.
6172 2001-08-18 Richard Henderson <rth@redhat.com>
6174 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
6175 pred_rel_mutex when searching for insn_group_barrier.
6176 * config/ia64/ia64.md (cycle_display): Combine the expander
6179 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
6180 bit before asm as needed.
6182 2001-08-18 Richard Henderson <rth@redhat.com>
6184 * timevar.def (TV_MACH_DEP): New.
6185 * toplev.c (rest_of_compilation): Use it.
6186 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
6188 2001-08-18 Zack Weinberg <zackw@panix.com>
6190 * unwind-dw2.c (execute_stack_op): Add default aborts to
6191 the inner switches to prevent warnings.
6193 2001-08-18 Richard Henderson <rth@redhat.com>
6195 * timevar.h (struct timevar_time_def): Change element type to float.
6196 (ticks_to_msec, clocks_to_msec): Likewise.
6197 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
6198 (get_time): Likewise.
6199 (timevar_print): Adjust zero check and printing to match.
6201 2001-08-18 Zack Weinberg <zackw@panix.com>
6203 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
6204 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
6205 Eliminate overfull or underfull hboxes.
6207 2001-08-18 Zack Weinberg <zackw@panix.com>
6209 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6211 2001-08-18 Zack Weinberg <zackw@panix.com>
6213 * haifa-sched.c: Convert to target hooks. Macros replaced
6214 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
6215 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
6216 MD_SCHED_FINISH, and HAVE_cycle_display.
6217 * target-def.h (TARGET_SCHED_ADJUST_COST,
6218 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
6219 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
6220 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
6221 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
6222 New hook #defines to be overridden.
6223 (TARGET_SCHED): Bring them all together.
6224 (TARGET_INITIALIZER): Update.
6225 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
6226 instead of 'struct rtx_def *' throughout.
6227 (struct sched): New set of hooks for the scheduler.
6228 * Makefile.in (haifa-sched.o): Depend on target.h.
6229 * doc/tm.texi: Document the new scheduler hooks, together in
6230 their own section, instead of scattered around.
6231 Fix a bunch of underfull/overfull hboxes.
6233 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
6234 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
6235 sparc.h: Don't define any of the old scheduler macros.
6237 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
6238 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
6239 sparc.c: Create hook functions from code extracted from
6240 corresponding target header, or make existing hooks static, as
6241 appropriate. Set the appropriate entries in targetm.
6243 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
6244 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
6245 rs6000-protos.h, s390-protos.h, sparc-protos.h:
6246 Remove prototypes for functions which are now static.
6248 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
6249 related gunk; the Haifa scheduler is now the only choice.
6251 2001-08-18 Zack Weinberg <zackw@panix.com>
6253 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
6254 * genopinit.c: Put floating point divide insns in sdiv_optab.
6255 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
6256 * config/gofast.h, config/c4x/c4x.h,
6257 config/ia64/hpux_longdouble.h, config/mips/mips.h,
6258 config/pa/long_double.h, config/rs6000/sysv4.h,
6259 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
6260 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
6261 (init_optabs): Use init_optabv for overflow-trapping optabs.
6262 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
6263 cmp_optab RTX codes so have_insn_for can find them.
6265 * optabs.c (expand_simple_binop, expand_simple_unop,
6266 have_insn_for, gen_sub3_insn): New interfaces.
6267 * expr.h: Prototype new functions.
6268 (enum optab_methods): Move here from optabs.h.
6270 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
6271 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
6272 Use new functions instead of working directly with optabs.
6273 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
6274 unroll.c: Don't include optabs.h.
6275 * caller-save.c, combine.c, function.c, stmt.c: Just include
6276 insn-codes.h, not optabs.h.
6277 * Makefile.in: Update dependencies.
6279 * combine.c (make_compound_operation, simplify_comparison):
6280 Fix typos testing for this or that instruction.
6282 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6284 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
6285 generating libgcc.a.
6287 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6289 * except.c (TYPE_HASH): Delete.
6291 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
6294 * tree.c (TYPE_HASH): Delete.
6296 * tree.h (TYPE_HASH): Define.
6298 2001-08-18 Graham Stott <grahams@redhat.com>
6300 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
6302 (adddi3_internal_2+2): Likewise.
6303 (eh_set_lr_di+1): Likewise.
6305 2001-08-17 Richard Henderson <rth@redhat.com>
6307 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
6308 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
6309 * dwarf2asm.c: ... here.
6310 * dwarfout.c: Remove them.
6312 * varasm.c (assemble_integer): Add align parameter.
6313 (assemble_real, output_constant, output_constructor): Likewise.
6314 * output.h: Update decls.
6315 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
6316 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
6317 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
6318 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
6319 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
6322 * final.c (end_final): Abort profile block generation if we
6323 havn't layed it out properly.
6324 * output.h (assemble_eh_integer): Remove stale decl.
6325 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
6327 (assemble_integer): Handle unaligned data.
6328 (assemble_real): Abort on unaligned data.
6329 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
6331 (default_dtor_section_asm_out_destructor): Use assemble_align.
6332 (default_named_section_asm_out_constructor): Likewise.
6333 (default_ctor_section_asm_out_constructor): Likewise.
6334 * config/darwin.c (machopic_asm_out_constructor): Likewise.
6335 (machopic_asm_out_destructor): Likewise.
6336 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
6337 (nextstep_asm_out_destructor): Likewise.
6338 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
6339 (vms_asm_out_destructor): Likewise.
6341 2001-08-17 Richard Henderson <rth@redhat.com>
6343 * config/mips/iris6.h (TARGET_IRIX6): New.
6344 (current_section_name, current_section_flags): New.
6345 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
6346 (MAX_OFILE_ALIGNMENT): New.
6347 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
6348 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
6349 (copy_file_data): Split out from
6350 (mips_asm_file_end): ... here.
6351 (mips_asm_file_start): Remove extra .section directive. Use
6352 tmpfile instead of mips_make_temp_file.
6353 (mips_unique_section): Use const char * as needed for warnings.
6354 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
6355 re-add align parameter.
6356 (iris6_asm_named_section): New.
6357 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
6358 (iris6_asm_output_align, iris6_section_align_1): New.
6359 (iris6_asm_file_start, iris6_asm_file_end): New.
6360 * config/mips/mips-protos.h: Update decls.
6362 2001-08-17 Janis Johnson <janis187@us.ibm.com>
6364 * doc/install.texi (Install GCC): Add links to build status pages.
6366 (Final install): Ditto; request updates for specific info
6368 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
6370 * cpperror.c (print_location): Don't take a file name; use the
6372 (_cpp_begin_message): Similarly.
6373 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
6374 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
6375 (cpp_pedwarn_with_file_and_line): Remove.
6376 * cppfiles.c (stack_include_file): Update; set filename to stdin
6377 here when appropriate.
6378 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
6379 (_cpp_begin_message): Don't take a file name.
6380 * cppinit.c: Add comment.
6381 * cpplex.c: Fix end-of-directive indicator.
6382 * cpplib.c: Don't include intl.h.
6383 (run_directive, do_diagnostic): Update.
6384 (do_line): Update to not use nominal_fname.
6385 (cpp_push_buffer): Don't take a filename.
6386 * cpplib.h (struct ht): Remove.
6387 (cpp_push_buffer): Don't take a filename.
6388 (cpp_pedwarn_with_file_and_line): Remove.
6389 * cppmacro.c (struct cpp_macro): Remove file.
6390 (builtin_macro): Update.
6391 (_cpp_create_definition): Update.
6392 * cppmain.c: Correct comment.
6393 * fix-header.c (read_scan_file): Update.
6395 2001-08-17 Kazu Hirata <kazu@hxi.com>
6397 * sbitmap.c: Fix comment formatting.
6398 * sched-deps.c: Likewise.
6399 * sibcall.c: Likewise.
6400 * simplify-rtx.c: Likewise.
6402 * ssa-ccp.c: Likewise.
6403 * stor-layout.c: Likewise.
6404 * timevar.c: Likewise.
6405 * toplev.c: Likewise.
6406 * unwind-dw2.c: Likewise.
6407 * unwind-dw2-fde.c: Likewise.
6408 * varasm.c: Likewise.
6410 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
6412 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
6413 or larger than an integer in memory.
6415 2001-08-17 Zack Weinberg <zackw@panix.com>
6417 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
6418 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
6419 * rtl.h: Don't forward-declare union tree_node here. Don't
6420 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
6421 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
6422 and tree respectively.
6423 * tree.h: Don't forward-declare struct rtx_def here. Don't
6424 typedef tree here. Change all uses of struct rtx_def *,
6425 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
6426 and tree respectively.
6428 2001-08-17 Richard Henderson <rth@redhat.com>
6430 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
6431 config/mips/openbsd.h: Fix typos last change.
6433 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6435 * doc/invoke.texi (Optimize Options): The default for
6436 -finline-limit is 600.
6438 2001-08-17 Richard Henderson <rth@redhat.com>
6440 * varasm.c (text_section): Allow TEXT_SECTION to override the
6441 printing of TEXT_SECTION_ASM_OP.
6442 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
6443 (DATA_SECTION, BSS_SECTION): Remove.
6444 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
6445 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
6446 Rename from s/_NAME//.
6447 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
6448 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
6449 (TEXT_SECTION): ... here. New.
6450 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
6451 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
6452 * config/mips/openbsd.h: Likewise.
6453 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
6454 (mips_asm_file_end): Likewise test.
6455 (mips_output_function_epilogue): Likewise. Switch back to data
6456 section after emitting the function.
6458 * doc/tm.texi (Sections): Document TEXT_SECTION.
6460 2001-08-17 Richard Henderson <rth@redhat.com>
6462 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
6463 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
6465 2001-08-17 Richard Henderson <rth@redhat.com>
6467 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
6468 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
6469 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
6470 Add aligned attribute.
6472 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
6474 * config/sh/sh.md: Add modes to unspecs in first insn to match
6475 those in the second.
6477 * Makefile.in: Fix collect2 copy for Cygwin.
6479 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
6481 Install the proper patch.
6482 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
6483 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
6484 (expand_function_start): Likewise.
6485 * stmt.c (expand_decl): Likewise.
6486 * varasm.c (make_decl_rtx): Likewise.
6488 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6490 * final.c: Undo my previous accidental checkin.
6491 * output.h: Likewise.
6492 * tm.texi: Likewise.
6494 2001-08-16 Richard Henderson <rth@redhat.com>
6496 * varasm.c (named_section_flags): Remove align parameter.
6497 * varasm.c, dwarf2out.c: Update all callers.
6498 * output.h: Update prototypes.
6500 * target.h (target.asm_out.named_section): Remove align parameter.
6501 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
6502 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
6503 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
6504 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
6505 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
6507 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
6508 (get_named_section_flags, set_named_section_flags): New.
6509 (named_section_flags): Use them.
6510 (named_section): Do decl vs section flags check here...
6511 (default_section_type_flags): ... not here.
6512 (init_varasm_once): Create in_named_htab.
6513 (resolve_unique_section): Mark reloc unused.
6515 2001-08-16 Richard Henderson <rth@redhat.com>
6517 * varasm.c (force_const_mem): Keep pool alignment in bits.
6518 (output_constant_pool): Use assemble_align.
6520 2001-08-16 Zack Weinberg <zackw@panix.com>
6522 * doc/tm.texi: Remove extra @table command.
6524 2001-08-16 Zack Weinberg <zackw@panix.com>
6526 * final.c (shorten_branches): Clear the end of the label_align
6527 array only if we made it larger. Break up messy expressions
6530 * diagnostic.c (internal_error): Check for error recursion
6531 before doing ICE suppression.
6533 * timevar.c: Timing variables now count in milliseconds.
6534 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
6535 (get_time): Not here.
6536 (timevar_print): Don't print any timer whose user, cpu, and
6537 wall times are all zero as displayed.
6538 * timevar.h: Update comment aboout units. Make timevar
6541 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
6543 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
6544 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
6545 (expand_function_start): Likewise.
6546 * stmt.c (expand_decl): Likewise.
6547 * varasm.c (make_decl_rtx): Likewise.
6549 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
6551 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
6552 (finalize_record_size): Don't set TYPE_USER_ALIGN.
6554 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6556 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
6559 2001-08-16 Andreas Jaeger <aj@suse.de>
6561 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
6564 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
6566 * rtl.h (only_sets_cc0_p): New prototype.
6567 * jump.c (sets_cc0_p): Handle INSN.
6568 (only_sets_cc0_p): New function.
6569 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
6570 (tidy_fallthru_edge): Likewise.
6571 * integrate.c (copy_insn_list): Likewise.
6572 * unroll.c (unroll_loop): Likewise.
6573 (copy_loop_body): Likewise.
6575 2001-08-15 Jason Eckhardt <jle@redhat.com>
6577 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
6579 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
6581 * predict.c (struct block_info_def): Remove nvisited.
6582 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
6583 (estimate_bb_frequencies): Call mark_dfs_back_edges.
6585 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
6586 (ix86_adjust_cost): Teach scheduler that latency to load operand can
6589 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
6591 * predict.def: Update hitrates.
6593 2001-08-15 Richard Henderson <rth@redhat.com>
6595 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
6597 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
6599 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
6600 note from its associated jump.
6602 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
6604 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
6605 also on 64-bit s390x targets.
6607 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
6609 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
6611 (arm_expand_prologue): Handled nested functions which take a
6612 variable argument list.
6613 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
6614 macro with an invocation of
6615 arm_compute_initial_elimination_offset.
6616 * config/arm/arm-protos.h: Prototype
6617 arm_compute_initial_elimination_offset.
6619 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6621 * doc/install.texi (Specific, avr): Fix markup.
6622 (Specific, c4x): Ditto.
6624 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6626 * predict.c (dump_prediction): Change `bool' parameter to `int'.
6628 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
6630 * Makefile.in (OBJS): Add rtl-error.o
6631 (rtl-error.o): New rule.
6632 (diagnostic.o): Adjust dependency.
6633 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
6634 error_for_asm, _fatal_insn, _fatal_insn_not_found,
6635 warning_for_asm): Move to...
6636 rtl-error.c: ...here. New file.
6638 2001-08-14 Richard Henderson <rth@redhat.com>
6640 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
6641 if USING_SJLJ_EXCEPTIONS.
6643 2001-08-14 Steve Ellcey <sje@cup.hp.com>
6645 * tlink.c (scan_linker_output): Check string for unsatisfied in
6646 addition to undefined and unresolved.
6648 2001-08-14 Graham Stott <grahams@redhat.com>
6650 * libgcc2.c (*): Replace EH_FRAME_SECTION with
6651 EH_FRAME_SECTION_NAME.
6653 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
6655 * genattrtab.c (simplify_test_exp_in_temp): New function.
6656 (simplify_test_exp): Avoid explicit use of temporary obstack.
6657 (simplify_cond, insert_right_side, evaluate_eq_attr,
6658 simplify_and_tree, simplify_or_tree, eliminate_known_true):
6659 Use simplify_test_exp_in_temp.
6660 (optimize_attrs): Iterate until expression stabilizes.
6662 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
6664 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
6665 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
6667 2001-08-13 Richard Henderson <rth@redhat.com>
6669 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
6670 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
6671 * config/arm/conix-elf.h: Likewise.
6673 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
6675 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
6677 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
6679 * gcse.c (hash_scan_set): Expressions that are set as part of
6680 jump instructions are not available.
6682 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
6684 * config/s390/s390.c (print_operand, s390_function_prologue,
6685 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
6687 2001-08-13 Richard Henderson <rth@redhat.com>
6689 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
6690 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
6691 * doc/tm.texi (Exception Region Output): Document it.
6693 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
6695 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
6696 DWARF2 instead of stabs by default.
6698 2001-08-13 David Edelsohn <edelsohn@gnu.org>
6700 * config/rs6000/rs6000.c: Include optabs.h.
6702 2001-08-13 David Edelsohn <edelsohn@gnu.org>
6704 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
6705 save/restore routines.
6706 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
6708 2001-08-13 Andreas Jaeger <aj@suse.de>
6710 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
6711 the english is correct.
6713 2001-08-13 Zack Weinberg <zackw@panix.com>
6715 * expr.h: Split out optab- and libfunc-related code to...
6716 * optabs.h, libfuncs.h: ... these new headers.
6718 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
6720 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
6722 * mkconfig.sh: Don't include insn-codes.h from config.h.
6724 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
6725 enum insn_code is available. Move reload_in_optab and
6726 reload_out_optab array declarations to optabs.h.
6727 * regmove.c (gen_add3_insn): Move to optabs.c, export from
6728 there, prototype in expr.h.
6729 * gencodes.c: Cleanup: zap global variables, don't use
6730 printf where puts will do, don't bother defining MAX_INSN_CODE
6731 which nothing uses, let CODE_FOR_nothing get its value implicitly.
6733 * genemit.c, genopinit.c: Include optabs.h in generated file.
6734 * genoutput.c: Include insn-codes.h in generated file.
6735 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
6736 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
6737 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
6738 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
6739 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
6740 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
6742 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
6743 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
6744 config/m88k/m88k.c, config/sparc/sparc.c:
6746 * reload.c: Include expr.h and optabs.h before reload.h.
6747 * config/alpha/alpha.c: Include tree.h before reload.h.
6748 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
6749 and reload.h in that order.
6750 * config/sparc/sparc.c: Include debug.h.
6751 * recog.c: Include insn-codes.h.
6753 2001-08-13 Andreas Jaeger <aj@suse.de>
6755 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
6758 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
6760 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
6761 * gcc.c (init_spec): Fix typo in comment.
6762 * varasm.c (data_section): Fix typo in comment.
6764 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
6766 * predict.c (dump_prediction): New argument "USED".
6767 (combine_predictions_for_insn): Determine the used heuristics,
6768 output the case no heuristic applied.
6769 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
6771 2001-08-13 Andreas Jaeger <aj@suse.de>
6773 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
6776 2001-08-13 Kazu Hirata <kazu@hxi.com>
6778 * jump.c: Fix formatting.
6780 2001-08-13 Kazu Hirata <kazu@hxi.com>
6782 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
6785 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
6787 * loop.c (check_dbra_loop): Use condjump_label to compute
6790 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
6791 to better document the files they're in.
6793 2001-08-12 Zack Weinberg <zackw@panix.com>
6795 * recog.h (struct insn_operand_data): Shrink 'mode' field
6798 2001-08-12 Kazu Hirata <kazu@hxi.com>
6800 * gcc.c: Fix comment formatting.
6801 * gccspec.c: Likewise.
6804 * genemit.c: Likewise.
6805 * gengenrtl.c: Likewise.
6806 * genrecog.c: Likewise.
6807 * gensupport.c: Likewise.
6808 * ggc-page.c: Likewise.
6809 * global.c: Likewise.
6810 * graph.c: Likewise.
6811 * ifcvt.c: Likewise.
6812 * integrate.c: Likewise.
6814 * libgcc2.c: Likewise.
6816 * mbchar.c: Likewise.
6817 * optabs.c: Likewise.
6818 * predict.c: Likewise.
6819 * prefix.c: Likewise.
6820 * profile.c: Likewise.
6821 * protoize.c: Likewise.
6823 * recog.c: Likewise.
6824 * regclass.c: Likewise.
6825 * regmove.c: Likewise.
6826 * reg-stack.c: Likewise.
6827 * reload1.c: Likewise.
6828 * resource.c: Likewise.
6829 * rtlanal.c: Likewise.
6832 2001-08-12 Kazu Hirata <kazu@hxi.com>
6834 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
6835 a tree representing a constant is passed to the macro.
6837 2001-08-12 Richard Henderson <rth@redhat.com>
6839 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
6840 (rs6000_elf_asm_out_destructor): New.
6841 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
6842 (DTORS_SECTION_ASM_OP): Remove.
6843 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6844 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
6846 2001-08-12 David Edelsohn <edelsohn@gnu.org>
6849 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6850 * gcc.c (set_collect_gcc_options): New function, split out from
6852 Ignore elided switches.
6853 (do_spec_1): Invoke before executing command.
6854 (set_input): Export.
6855 Move declaration ...
6856 * gcc.h (set_input): ... here.
6857 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
6860 2001-08-12 Richard Henderson <rth@redhat.com>
6862 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
6863 thinko wrt TARGET_RELOCATABLE.
6865 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
6867 * fix-header.c (cb_file_change): Update prototype.
6869 2001-08-11 Zack Weinberg <zackw@panix.com>
6871 * toplev.c (set_float_handler): Make static.
6872 * toplev.h: Don't prototype set_float_handler.
6874 * simplify-rtx.c: Don't include setjmp.h.
6875 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
6877 (simplify_unary_operation, simplify_binary_operation): Use them,
6878 via do_float_handler.
6880 * fold-const.c: Don't include setjmp.h.
6881 (exact_real_inverse_1): New function.
6882 (exact_real_inverse): Use it, via do_float_handler.
6884 * varasm.c: Don't include setjmp.h.
6885 (assemble_real_1): New function.
6886 (assemble_real): Use it, via do_float_handler.
6887 Call internal_error if we get a trap here.
6889 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
6890 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
6892 2001-08-11 Zack Weinberg <zackw@panix.com>
6894 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
6895 STACK_BOUNDARY if not already defined.
6897 * calls.c, function.c, reload1.c, explow.c: Don't default
6898 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
6899 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
6901 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
6904 * doc/tm.texi: Document that STACK_BOUNDARY is required;
6905 clarify difference between it and PREFERRED_STACK_BOUNDARY.
6907 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
6909 * cppmacro.c (enter_macro_context): Push macro expansions even
6912 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6914 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
6915 (rs6000_elf_section_type_flags): Actually return a value.
6917 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
6919 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
6920 Clean up code: add missing comments and prototypes, fix warnings,
6921 remove obsolete code, fix spacing to conform to coding style.
6923 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
6925 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
6926 and TARGET_ASM_CLOSE_PAREN.
6927 (regclass_map): CC register belongs to class NO_REGS.
6928 (legitimize_pic_address): Don't generate unnecessary moves
6929 (to avoid confusing loop optimization).
6930 (check_and_change_labels): Replace jump_long by indirect_jump.
6931 (s390_final_chunkify): Don't start a new literal pool on section
6932 switch in 64-bit code.
6933 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
6935 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
6936 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
6937 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
6939 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
6940 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
6941 (CONST_COSTS): Fixed incorrect costs.
6943 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
6944 Use emit_jump instead of emit_jump_insn (gen_jump).
6945 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
6946 (to avoid confusing flow analysis).
6947 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
6948 (casesi, casesi_jump): New.
6949 (jump_long): Removed. Functionality merged into indirect_jump.
6950 (indirect_jump): Accept address_operand, not just register_operand.
6951 (cjump_long, icjump_long): Use same logic as indirect_jump.
6952 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
6953 Fixed broken setjmp/longjmp handling.
6954 (do_builtin_setjmp_setup): Removed.
6956 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
6957 broken GNU as versions that don't accept .quad with large
6958 negative values. Use hexadecimal output instead.
6959 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
6960 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
6961 FUNCTION_EPILOGUE): Removed. Now in targetm.
6963 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
6965 * config/s390/fixdfdi.h: Add missing copyright statement.
6966 Fix type conflicts on 64-bit. Add missing SFmode routines.
6968 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
6971 2001-08-11 Richard Henderson <rth@redhat.com>
6973 * rtl.h (REG_EH_RETHROW): Remove.
6974 * rtl.c (reg_note_name): Update.
6975 * combine.c (distribute_notes): Don't check for it.
6977 2001-08-11 Richard Henderson <rth@redhat.com>
6979 * combine.c (distribute_notes): Place REG_SETJMP.
6981 2001-08-11 Richard Henderson <rth@redhat.com>
6983 * doc/extend.texi (Arrays and pointers implementation): Discourage
6984 relying on sign-extension of pointers.
6986 2001-08-11 H.J. Lu <hjl@gnu.org>
6988 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
6990 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
6991 RDATA_SECTION_ASM_OP.
6993 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6995 * doc/install.texi (Specific, c4x): Fix cross-reference to the
6996 main manual to work both for info and HTML versions.
6998 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
6999 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7001 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
7002 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
7003 (struct cpp_pool): New member first.
7004 * cppinit.c (append_include_chain): Plug memory leaks.
7005 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
7006 Allocate pragma structures from the (aligned) macro pool to
7007 avoid leaking memory.
7008 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
7009 so we don't leak memory.
7010 * hashtable.c (ht_destroy): New.
7011 * hashtable.h (ht_destroy): New.
7013 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7014 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7016 * c-lex.c (map): Make const.
7017 (cb_file_change): Update for callback passing a line map.
7018 Don't assume we have a previous map. Remove sanity check
7019 about popping too many files.
7020 * cpperror.c (print_location): Make map const.
7021 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
7022 (cpp_make_system_header): Similarly.
7023 (search_from): Similarly.
7024 (_cpp_execute_include): Don't remember where we came from.
7025 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
7026 (struct cpp_reader): Make map const.
7027 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
7028 * cpplib.c (do_line): Update; line maps now hold sysp.
7029 (cpp_push_buffer): Similarly.
7030 (_cpp_do_file_change): Similarly; callback with map instead.
7031 (cpp_get_line_maps): Constify return value.
7032 (_cpp_pop_buffer): Update.
7033 * cpplib.h (struct cpp_file_change): Remove.
7034 (struct cpp_callbacks): Update.
7035 (cpp_get_line_maps): Constify return value.
7036 * cppmacro.c (_cpp_create_definition): Update.
7037 * cppmain.c (struct printer): Constify map.
7038 (maybe_print_line): Similarly.
7039 (print_line): Similarly. Deduce flags 1 and 2 here.
7040 (cb_file_change): Update.
7041 * line-map.c (free_line_maps): Warn regardless.
7042 (add_line_map): Return pointer to const. When passed NULL to_file
7043 with LC_LEAVE, use the obvious values for the return point so the
7044 caller doesn't have to figure them out.
7045 (lookup_line): Return pointer to const.
7046 (print_containing_files): Take pointer to const.
7047 * line-map.h (struct line_map): New members reason, sysp.
7048 (add_line_map): Return pointer to const.
7049 (lookup_line): Similarly.
7050 (print_containing_files): Take pointer to const.
7052 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
7053 Richard Henderson <rth@redhat.com>
7055 * regmove.c (regmove_optimize): Avoid setting a register twice in
7058 2001-08-10 Richard Henderson <rth@redhat.com>
7060 * doc/extend.texi (Arrays and pointers implementation): Document
7061 behavior of pointer/integer conversion.
7063 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
7065 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
7067 2001-08-10 Richard Henderson <rth@redhat.com>
7069 * doc/extend.texi (C Implementation): New chapter.
7070 * doc/gcc.texi (Top): Link it in.
7072 2001-08-10 Andrew Cagney <ac131313@redhat.com>
7074 * doc/install.texi (Specific): Fix CVS merge botch.
7076 2001-08-10 Richard Henderson <rth@redhat.com>
7078 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
7079 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
7081 2001-08-10 Zack Weinberg <zackw@stanford.edu>
7083 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
7084 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
7085 this macro is now required.
7087 * cselib.c (cselib_process_insn), flow.c (propagate_block),
7088 loop.c (find_and_verify_loops), reload.c (reload): Check
7089 for rtx code of CALL_INSN, not CALL, when deciding if we
7090 need to check for REG_SETJMP note.
7092 * gcse.c (compute_hash_table, compute_store_table): Update
7093 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
7096 * config/avr/avr.c: Fix typo.
7097 * config/convex/convex.c (expand_movstr): Use adjust_address.
7098 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
7100 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
7101 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
7103 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
7104 Do define STACK_BOUNDARY.
7105 * config/i370/i370.c: Include expr.h.
7106 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
7107 config/pa/som.h, config/v850/v850.h: Take in_ctors and
7108 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
7109 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
7110 * config/m88k/m88k.c: Include c-tree.h after expr.h.
7111 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
7112 * config/romp/romp.c: Include expr.h after tree.h.
7114 (output_fpop): Use xmalloc, not oballoc.
7115 * config/we32k/we32k.c: Include expr.h.
7117 2001-08-10 Kazu Hirata <kazu@hxi.com>
7119 * config/h8300/h8300.h: Fix formatting.
7121 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
7123 * c-common.h (RETURN_NULLIFIED_P): Lose.
7124 * c-semantics.c (genrtl_return_stmt): Don't check it.
7126 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7128 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
7129 (mips_annotate_frame_insn): New function.
7130 (mips_emit_frame_related_store): New function.
7131 (save_restore_insns): Don't mark instructions that set up the base
7132 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
7133 the store instructions instead.
7134 (mips_expand_prologue): If the stack size is moved into a temporary
7135 register, do not mark that move as frame-related. Add a
7136 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
7138 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7140 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
7141 stack slot as unchanging if current_function_calls_eh_return.
7143 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7145 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
7146 access the second half of the TFmode scratch operand.
7148 2001-08-10 Anthony Green <green@redhat.com>
7150 * java/class.c (emit_register_classes): Conditionalize code on
7153 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7155 * doc/install.texi (Specific, avr): Fix cross-reference to the
7156 main manual to work both for info and HTML versions.
7158 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7160 * stmt.c (expand_null_return_1): Remove code to generate simple returns
7161 and "use_goto" argument.
7162 (expand_null_return, expand_value_return): Update all callers.
7163 * function.c (expand_function_end): Remove code to generate simple
7165 * config/vax/vax.md (epilogue): New expander for function return.
7166 * doc/md.texi (epilogue): Remove "if defined".
7168 2001-08-09 Zack Weinberg <zackw@stanford.edu>
7170 * Makefile.in: Partially revert my previous change:
7171 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
7172 of the hashtab.o and safe-ctype.o rules.
7174 2001-08-09 Richard Henderson <rth@redhat.com>
7176 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
7177 (USE_COLLECT2): Remove duplicate definition.
7178 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
7179 (use_collect2): Remove dead code.
7180 * configure.in (use_collect2): Remove will_use_collect2 and
7181 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
7182 * configure: Rebuild.
7184 * target.h (targetm.asm_out.constructor): New.
7185 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
7186 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
7187 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
7188 * varasm.c (in_ctors, in_dtors): New.
7189 (assemble_constructor, assemble_destructor): Remove.
7190 (default_stabs_asm_out_destructor): New.
7191 (default_named_section_asm_out_destructor): New.
7192 (dtors_section, default_dtor_section_asm_out_destructor): New.
7193 (default_stabs_asm_out_constructor): New.
7194 (default_named_section_asm_out_constructor): New.
7195 (ctors_section, default_ctor_section_asm_out_constructor): New.
7196 * output.h: Update declarations.
7197 * c-decl.c (c_expand_body): Use target hooks instead of
7198 assemble_constructor and assemble_destructor.
7199 * profile.c (output_func_start_profiler): Likewise.
7200 * objc/objc-act.c (finish_objc): Likewise.
7201 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
7202 for the constructor.
7203 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
7205 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
7206 (DTORS_SECTION_ASM_OP): Likewise.
7207 (__CTOR_LIST__): Use attribute section when possible.
7208 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
7210 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
7211 ASM_OUTPUT_CONSTRUCTOR.
7213 * config/darwin.c (machopic_asm_out_constructor): New.
7214 (machopic_asm_out_destructor): New.
7215 * config/darwin-protos.h: Update declarations.
7216 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7217 (ASM_OUTPUT_DESTRUCTOR): Remove.
7218 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7219 * config/nextstep.c (nextstep_asm_out_constructor): New.
7220 (nextstep_asm_out_destructor): New.
7221 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7222 (ASM_OUTPUT_DESTRUCTOR): Remove.
7223 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7224 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
7225 ASM_OUTPUT_*STRUCTOR.
7226 * config/i386/aix386ng.h: Likewise.
7228 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
7229 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
7230 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
7231 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7232 * config/lynx.h: Likewise.
7233 * config/netware.h: Likewise.
7234 * config/psos.h: Likewise.
7235 * config/alpha/alpha-interix.h: Likewise.
7236 * config/alpha/elf.h: Likewise.
7237 * config/arc/arc.h: Likewise.
7238 * config/arm/aof.h: Likewise.
7239 * config/arm/coff.h: Likewise.
7240 * config/arm/elf.h: Likewise.
7241 * config/c4x/c4x.h: Likewise.
7242 * config/h8300/h8300.h: Likewise.
7243 * config/i386/cygwin.h: Likewise.
7244 * config/i386/djgpp.h: Likewise.
7245 * config/i386/i386-coff.h: Likewise.
7246 * config/i386/i386-interix.h: Likewise.
7247 * config/i386/sco5.h: Likewise.
7248 * config/i386/vsta.h: Likewise.
7249 * config/i386/win32.h: Likewise.
7250 * config/i960/i960-coff.h: Likewise.
7251 * config/ia64/sysv4.h: Likewise.
7252 * config/m68hc11/m68hc11.h: Likewise.
7253 * config/m68k/coff.h: Likewise.
7254 * config/m68k/mot3300.h: Likewise.
7255 * config/m88k/m88k.h: Likewise.
7256 * config/mcore/mcore-pe.h: Likewise.
7257 * config/mcore/mcore.h: Likewise.
7258 * config/mips/elf.h: Likewise.
7259 * config/mips/elf64.h: Likewise.
7260 * config/mips/iris6.h: Likewise.
7261 * config/pa/pa64-hpux.h: Likewise.
7262 * config/rs6000/sysv4.h: Likewise.
7263 * config/sh/sh.h: Likewise.
7264 * config/sparc/litecoff.h: Likewise.
7266 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
7267 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
7268 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7269 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7270 (ASM_OUTPUT_DESTRUCTOR): Remove.
7271 * config/a29k/a29k.c: Move include of tree.h.
7272 * config/a29k/udi.h: Delete file.
7273 * config/alpha/alpha.c (vms_asm_out_constructor): New.
7274 (vms_asm_out_destructor): New.
7275 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
7276 (EXTRA_SECTION_FUNCTIONS): Likewise.
7277 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7278 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7279 * config/c4x/c4x.c: Move include of tree.h.
7280 * config/clipper/clipper.c (clix_asm_out_constructor): New.
7281 (clix_asm_out_destructor): New.
7282 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7283 (ASM_OUTPUT_DESTRUCTOR): Remove.
7284 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7285 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7286 (TARGET_ASM_CONSTRUCTOR): New.
7287 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
7288 (sco_asm_out_constructor): New.
7289 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
7290 * config/i386/svr3gas.h: Remove stack grows up code.
7291 Remove code duplicated from i386/sysv3.h.
7292 (TARGET_ASM_CONSTRUCTOR): New.
7293 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7294 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
7295 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7296 (TARGET_ASM_CONSTRUCTOR): New.
7297 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
7298 (m68hc11_asm_out_destructor): New.
7299 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
7300 (TARGET_ASM_DESTRUCTOR): New.
7301 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
7302 * config/m68k/dpx2.h: Properly undef all the bits inherited from
7303 config/svr3.h pertaining to section manipulation.
7304 * config/m68k/dpx2g.h: Remove #if 0 code.
7305 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
7306 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
7307 (ASM_OUTPUT_CONSTRUCTOR): Remove.
7308 (TARGET_ASM_CONSTRUCTOR): New.
7309 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
7310 (m88k_svr3_asm_out_constructor): New.
7311 (m88k_svr3_asm_out_destructor): New.
7312 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7313 (ASM_OUTPUT_DESTRUCTOR): Remove.
7314 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7315 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
7316 * config/rs6000/aix.h: Likewise.
7317 * config/mips/rtems64.h: Don't undef removed constructor related bits.
7318 * config/mips/vxworks.h: Likewise.
7319 * config/rs6000/lynx.h: Likewise.
7320 * config/sh/elf.h: Likewise.
7321 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
7322 (DTORS_SECTION_ASM_OP): New.
7323 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7324 (ASM_OUTPUT_DESTRUCTOR): Remove.
7325 * config/sparc/sol2-sld-64.h: Likewise.
7326 * config/vax/vax.c (vms_asm_out_constructor): New.
7327 (vms_asm_out_destructor): New.
7328 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7329 (ASM_OUTPUT_DESTRUCTOR): Remove.
7330 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7332 * doc/tm.texi (@node Initialization): Update.
7334 2001-08-09 Richard Henderson <rth@redhat.com>
7336 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
7337 (__do_global_dtors_aux): Use gp-relative static data to avoid
7338 one dynamic relocation.
7339 (__do_frame_setup): Register Java classes.
7340 * config/alpha/crtend.asm (__JCR_END__): New.
7342 2001-08-09 Zack Weinberg <zackw@stanford.edu>
7344 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
7345 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
7346 (GEN, STAGESTUFF): Add new files.
7347 (insn-constants.h, s-constants, tm-preds.h, s-preds,
7348 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
7349 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
7350 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
7351 as well as insn-codes.h and insn-flags.h in config.h; and no
7352 extra headers in tconfig.h and hconfig.h.
7354 * gencodes.c: Eliminate code to generate predicate declarations
7355 or #defines for md-file constants.
7356 * genconstants.c, genpreds.c: New files.
7358 * i386.md: Re-order guard expressions such that TARGET_64BIT
7359 comes first, when this permits better optimization. Add
7360 TARGET_64BIT to more x86-64 patterns. Add comment explaining
7361 why this is desirable.
7363 2001-08-09 Jakub Jelinek <jakub@redhat.com>
7365 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
7366 (find_fde_for_dso): Remove.
7367 (_Unwind_IteratePhdrCallback): New.
7368 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
7369 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
7371 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7373 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
7374 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
7376 2001-08-09 Graham Stott <grahams@redhat.com>
7378 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
7379 (vis_no_unit): Use it.
7380 (visualize_no_unit): Add the insn only if room exists.
7382 2001-08-09 Graham Stott <grahams@redhat.com>
7384 * predict.c (estimate_probability): Replace magic numbers with
7385 appropriate enumeration.
7387 2001-08-09 Graham Stott <grahams@redhat.com>
7389 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
7391 (EXTRACT_FLAGS): Likewise.
7393 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
7395 * config/mips/mips.c (mips_legitimate_address_p): Check for
7396 CONST_INT in last patch.
7398 2001-08-08 Anthony Green <green@redhat.com>
7400 * java/class.c (emit_register_classes): Use assemble_jcr if
7401 possible. Keep the original mechanism as a fallback.
7402 * defaults.h (JCR_SECTION_NAME): Define if we have named section
7403 and weak symbol support.
7404 * crtstuff.c (__JCR_LIST__): Define.
7405 (__JCR_END__): Define.
7406 (_Jv_RegiserClasses): Define weak symbol if possible.
7407 (__do_global_ctors_aux): Register classes for ELF targets with
7408 weak symbol support.
7410 2001-08-08 Kazu Hirata <kazu@hxi.com>
7412 * dbxout.c: Fix comment formatting.
7413 * dependence.c: Likewise.
7415 * diagnostic.c: Likewise.
7416 * dominance.c: Likewise.
7417 * doprint.c: Likewise.
7418 * dwarf2out.c: Likewise.
7419 * dwarfout.c: Likewise.
7420 * emit-rtl.c: Likewise.
7421 * except.c: Likewise.
7422 * explow.c: Likewise.
7423 * expmed.c: Likewise.
7426 * fold-const.c: Likewise.
7427 * function.c: Likewise.
7429 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7431 * global.c (retry_global_alloc): Avoid shadowing allocno.
7433 2001-08-08 Mark Mitchell <mark@codesourcery.com>
7435 * except.c (remove_fixup_regions): Fix typo.
7437 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
7439 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
7440 unsigned HOST_WIDE_INT to avoid warning.
7441 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
7442 * flow.c (set_block_for_new_insns): Likewise.
7444 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
7446 * sibcall.c (return_value_pseudo): New static variable.
7447 (skip_copy_to_return_value): Handle return_value_pseudo.
7448 (call_ends_block_p): Ensure that return_value_pseudo is set.
7449 (optimize_sibling_and_tail_recursive_call): Discover the
7450 load of pseudo return value in alternate exit block.
7452 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
7454 * calls.c (ECF_ALWAYS_RETURN): New constant.
7455 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
7456 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
7457 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
7458 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
7459 * rtl.c (reg_note_name): New name.
7460 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
7462 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
7464 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
7466 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
7468 * alias.c (get_alias_set): Return a previously calculated
7469 alias set for a VAR_DECL.
7470 * function.c (gen_mem_addressof): Calculate the alias set before
7473 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
7475 * predict.def: Set hitrates according our experimental run.
7477 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
7479 * i386.h (HARD_REGNO_RENAME_OK): New macro.
7481 2001-08-08 H.J. Lu <hjl@gnu.org>
7483 * config/mips/mips.c (mips_unique_section): New. Copied from
7486 * config/mips/mips-protos.h (mips_unique_section): New
7489 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
7491 * config/mips/little.h: New. Generic little endian mips
7492 targets. Only mips*-*-linux* is converted to use it so far.
7494 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
7495 (WCHAR_TYPE): Defined
7496 (WCHAR_TYPE_SIZE): Likewise.
7497 (INIT_SUBTARGET_OPTABS): Likewise.
7498 (BSS_SECTION_ASM_OP): Likewise.
7499 (SBSS_SECTION_ASM_OP): Likewise.
7500 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
7501 (ASM_DECLARE_OBJECT_NAME): Likewise.
7502 (UNIQUE_SECTION): Likewise.
7503 (EXTRA_SECTIONS): Likewise.
7504 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
7505 (ASM_OUTPUT_DESTRUCTOR): Likewise.
7506 (ASM_OUTPUT_DEF): Likewise.
7507 (HANDLE_SYSV_PRAGMA): Removed.
7508 (NO_IMPLICIT_EXTERN_C): Likewise.
7509 (TARGET_MEM_FUNCTIONS): Likewise.
7510 (STARTFILE_SPEC): Likewise.
7511 (ENDFILE_SPEC): Likewise.
7512 (LIB_SPEC): Likewise.
7513 (INVOKE__main): Likewise.
7514 (CTOR_LIST_BEGIN): Likewise.
7515 (CTOR_LIST_END): Likewise.
7516 (DTOR_LIST_BEGIN): Likewise.
7517 (DTOR_LIST_END): Likewise.
7518 (SET_ASM_OP): Likewise.
7519 (ASM_OUTPUT_SOURCE_LINE): Likewise.
7520 (ASM_OUTPUT_DEF): Likewise.
7521 (ASM_OUTPUT_IDENT): Likewise.
7523 * config/mips/mips.h (ASM_SPEC): Undefine before define.
7524 (CPLUSPLUS_CPP_SPEC): Likewise.
7525 (ASM_APP_ON) Redefine only if not defined.
7526 (ASM_APP_OFF): Likewise.
7527 (ASM_OUTPUT_SOURCE_LINE): Likewise.
7528 (ASM_OUTPUT_IDENT): Likewise.
7530 * config.gcc: Update tm_file for Linux/mips.
7532 2001-08-08 Bernd Schmidt <bernds@redhat.com>
7534 * cselib.c (cselib_record_sets): If insn is predicated, turn
7535 sources into IF_THEN_ELSEs.
7537 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
7538 Turn into define_insn_and_split.
7540 * sched-deps.c: Include "cselib.h".
7541 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
7542 Use cselib to turn memory addresses into VALUEs.
7543 (sched_analyze): Call cselib_init/cselib_finish if necessary.
7544 * sched-int.h (struct sched_info): New member USE_CSELIB.
7545 * sched-ebb.c (ebb_sched_info): Initialize it.
7546 * sched-rgn.c (rgn_sched_info): Likewise.
7547 * Makefile.in (sched-deps.o): Update dependencies.
7549 * cselib.h (cselib_subst_to_values): Declare.
7550 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
7551 that have no value and autoincs to be handled by generating a new
7554 2001-08-08 Graham Stott <grahams@redhat.com>
7556 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
7557 within fixed length SEQUENCE.
7559 2001-08-08 Graham Stott <grahams@redhat.com>
7561 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
7562 (diagnostic_prefixing_rule): Likewise.
7563 (diagnostic_line_cutoff): Likewise.
7564 (diagnostic_kind_count): Likewise.
7566 2001-08-08 Graham Stott <grahams@redhat.com>
7568 * alias.c (find_base_decl): Delete redundent assignment.
7570 2001-08-08 Graham Stott <grahams@redhat.com>
7572 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
7573 (abs): Uppercase and paranthesize macro parameter.
7574 (MEM_DEPENDENCY): Add whitespace.
7576 2001-08-08 Graham Stott <grahams@redhat.com>
7578 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
7579 failure check for CONST_INT
7581 2001-08-08 Graham Stott <grahams@redhat.com>
7583 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
7584 (libcall_dead_p): Likewise.
7586 (mark_used_regs): Constify fmt.
7587 (find_use_as_address): Likewise.
7589 2001-08-08 Graham Stott <grahams@redhat.com>
7591 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
7594 2001-08-08 Graham Stott <grahams@redhat.com>
7596 * combine.c (combine_simplify_rtx): Update comment and
7597 remove erroneous test.
7599 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
7601 * cppinit.c (cpp_finish): Pop the final buffer without comment.
7602 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
7603 take care to avoid multiple no-newline at EOF warnings in that
7606 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
7608 * calls.c (expand_call): Do not emit INSN_SETJMP note.
7609 (emit_library_call_value_1): Likewise.
7610 (emit_call_1): Emit REG_SETJMP note.
7611 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
7613 * cselib.c (cselib_process_insn): Likewise.
7614 * flow.c (propagate_block): Likewise.
7615 * loop.c (find_and_verify_loops): Likewise.
7616 * reload.c (find_equiv_regs): Likewise.
7617 * reload1.c (reload): Likewise.
7618 * resource.c (mark_referenced_resources,
7619 mark_set_resources): Likewise.
7620 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
7621 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
7622 * haifa-sched.c (unlink_other_notes): Likewise.
7623 (reemit_notes): Likewise.
7624 * sched-ebb.c (sched_ebb): Likewise.
7625 * sched-rgc.c (sched_region): Likewise.
7626 * rtl.c (note_insn_name): Likewise.
7627 (reg_note_name): Add REG_SETJMP
7628 * rtl.h (reg_note): Add REG_SETJMP.
7629 (insn_note): Remove NOTE_INSN_SETJMP.
7631 * profile.c (branch_prob): Add fake edges for setjmp.
7633 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
7635 * config.gcc: Quote target_cpu_default2 correctly for
7636 powerpc*-*-* targets.
7638 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
7640 * cpplib.h, line-map.h: Update comments.
7641 * cppmain.c (printer_init): Move inline.
7642 (maybe_print_line, print_line): Take a map pointer.
7643 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
7644 (cb_file_change): Don't use prior value of print.map.
7646 2001-08-07 David Edelsohn <edelsohn@gnu.org>
7648 * doc/install.texi: Document fine-grained multilib configuration.
7650 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
7652 * rtlanal.c (find_first_parameter_load): Call note_stores
7653 only on the instructions.
7655 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
7657 * alias.c (nonlocal_mentioned_p):
7658 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
7659 * calls.c (emit_call_1): Likewise.
7660 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
7661 * cselib.c (cselib_process_insn): Likewise.
7662 * df.c (df_insns_modify): Likewise.
7663 * flow.c (need_fake_edge_p): Likewise.
7664 (propagate_one_insn): Likewise.
7665 * haifa-sched.c (reemit_notes): Likewise.
7666 * integrate.c (copy_insn_list): Likewise.
7667 * jump.c (delete_prior_computation): Likewise.
7668 * local-alloc.c (validate_equiv_mem): Likewise.
7669 * loop.c (scan_loop): Likewise.
7670 * predict.c (estimate_probability): Likewise.
7671 * reload.c (reload): Likewise.
7672 * sched-deps (sched_analyze): Likewise.
7673 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
7674 * gcse.c (compute_hash_table): Likewise.
7675 (mark_call): Likewise.
7676 (store_killed_in_insn): Likewise.
7678 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
7680 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
7682 2001-08-06 Richard Henderson <rth@redhat.com>
7684 * varasm.c (assemble_gc_entry): Remove.
7685 * output.h: Likewise.
7687 2001-08-06 Richard Henderson <rth@redhat.com>
7689 * varasm.c (assemble_constructor): Take a symbol_ref and a
7690 priority instead of a bare string. Move priority handling
7691 here from cp/decl2.c.
7692 * output.h: Update decls.
7694 * c-decl.c (c_expand_body): Update calls to assemble_constructor
7695 and assemble_destructor.
7696 * profile.c (output_func_start_profiler): Likewise.
7697 * objc/objc-act.c (finish_objc): Likewise.
7698 (build_module_descriptor): Return the symbol not the symbol name.
7700 2001-08-06 David Edelsohn <edelsohn@gnu.org>
7702 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
7703 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
7704 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
7705 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
7706 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
7707 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
7709 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
7711 * cpperror.c (print_containing_files): Moved to line-map.c.
7712 (print_location): line-map.c handles re-listing or otherwise.
7713 * cpphash.h (struct lexer_state): Remove next_bol.
7714 (struct cpp_buffer): Remove include_stack_listed.
7715 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
7716 Remove faked buffer handling.
7717 (_cpp_do_file_change): Tweak.
7718 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
7719 * cppmain.c (struct printer): Remove filename.
7720 (print_line, cb_file_change): Update accordingly.
7721 * line-map.c: Include intl.h.
7722 (init_line_maps): Initialize last_listed.
7723 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
7724 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
7725 (print_containing_files): New.
7726 * line-map.h (struct line_maps): New member last_listed.
7727 (print_containing_files, INCLUDED_FROM): New.
7728 * Makefile.in: Update.
7729 * po/POTFILES.in: Add line-map.c.
7731 2001-08-06 Richard Henderson <rth@redhat.com>
7733 * except.c (convert_from_eh_region_ranges_1): Never mark
7734 USE or CLOBBER insns as throwing.
7736 * expr.c (store_constructor): Don't clobber memory targets.
7738 2001-08-06 Andreas Jaeger <aj@suse.de>
7740 * profile.c (branch_prob): Remove unused variable insn.
7742 * Makefile.in (local-alloc.o): Add dependency on except.h.
7744 * local-alloc.c: Include except.h for can_throw_internal prototype.
7746 2001-08-06 Richard Henderson <rth@redhat.com>
7748 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
7749 * function.c (expand_main_function): Implement it.
7750 * doc/tm.texi: Document it.
7752 2001-08-06 Stan Shebs <shebs@apple.com>
7754 * doc/install.texi: Document powerpc-*-darwin* details.
7756 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
7758 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
7759 (ASM_CPU_SPEC): Move back to rs6000.h
7760 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
7762 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
7764 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
7767 * config/rs6000/linux64.h: Ditto.
7769 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
7770 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
7773 Remove accidently readded definitions of FUNCTION_PROLOGUE,
7774 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
7776 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
7779 2001-08-05 Richard Henderson <rth@redhat.com>
7781 * local-alloc.c (update_equiv_regs): Do not move insns that
7784 2001-08-05 Jan Hubicka <jh@suse.cz>
7786 * Makefile.in (reload1.o): Add dedendancy on except.h
7787 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
7789 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
7790 indicating wehther edges has been cleaned up.
7791 * reload1.c: Inlucde except.h
7792 (fixup_abnormal_edges): Accept deleted insns.
7793 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
7796 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
7798 * cpplib.c (do_line): Correct line number after pop_buffer.
7800 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
7802 PR preprocessor/3824
7803 * line-map.c: Update comments.
7804 * line-map.h: Update comments.
7805 * tradcif.y: Don't consider large numbers unsigned.
7807 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
7809 PR preprocessor/3081
7810 * c-lex.c (map): New.
7811 (cb_file_change): Update map and use it.
7812 (cb_def_pragma, cb_define, cb_undef): Use map and line.
7813 (c_lex): Update to use map.
7814 * cpperror.c (print_location): Move to using logical line numbers.
7815 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
7816 (cpp_make_system_header): Similarly.
7817 (_cpp_execute_include): Stop line numbering hacks. Store the
7818 line we will return to.
7819 * cpphash.h (CPP_BUF_LINE): Remove.
7820 (struct cpp_buffer): Remove lineno and pseudo_newlines.
7821 Add map and return_to_line.
7822 (_cpp_do_file_change): Update.
7823 * cppinit.c (cpp_start_read): Update line kludge.
7824 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
7825 (trigraph_ok): Use logical line numbers for diagnostics.
7826 (skip_block_comment): Likewise.
7827 (skip_whitespace): Likewise.
7828 (skip_line_comment): Use pfile->line instead.
7829 (_cpp_lex_token): Update to use logical line numbering exclusively.
7830 Handle BOL locally. Accept new lines in directives, but keep
7831 pfile->line decremented. Diagnostics use logical lines. Update
7833 * cpplib.c (SEEN_EOL): New.
7834 (skip_rest_of_line, check_eol): Use it.
7835 (end_directive): Increase line number when accepting the newline
7836 at the end of a directive.
7837 (run_directive): Simplify.
7838 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
7839 (_cpp_do_file_change): Update to take buffer line number as an
7840 argument, and store the current map in the cpp_reader. Remove
7841 line number kludges.
7842 (_cpp_do__Pragma): Restore output position after a _Pragma.
7843 (cpp_push_buffer): Don't set output line or lineno.
7844 (_cpp_pop_buffer): Transfer more info from a faked buffer.
7845 Remove line kludge. Set output_line.
7846 * cppmacro.c (builtin_macro): Update handling of __LINE__.
7847 (parse_arg): Use logical lines.
7848 (save_lookahead_token): Save EOFs too now.
7849 * cppmain.c (struct printer): Fix comments.
7850 (printer_init): Simplify, let caller do errors.
7851 (scan_translation_unit, check_multiline_token, dump_macro): Update.
7852 (maybe_print_line): Simplify.
7853 (print_line): Don't print a linemarker if -P.
7854 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
7855 (cb_file_change): Simplify.
7856 * line-map.h (LAST_SOURCE_LINE): Fix.
7857 (CURRENT_LINE_MAP): New.
7859 2001-08-05 Bernd Schmidt <bernds@redhat.com>
7861 * doloop.c (doloop_modify_runtime): Properly compute number of
7862 iterations if loop was unrolled.
7864 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
7865 if their CSELIB_VAL_PTRs are.
7867 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
7868 (setup_spill_pointers): Initialize it.
7869 (spill_restore_mem): Set it.
7870 (do_spill, do_restore): Use it to add REG_INC note.
7871 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
7873 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
7874 asms if other insns are available.
7876 * config/ia64/ia64.c (condop_operator): New predicate.
7877 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
7878 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
7881 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
7882 temporary register than directly using a MEM.
7884 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
7886 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
7887 parameter in last change.
7889 2001-08-04 Zack Weinberg <zackw@panix.com>
7891 * sparc.md: Don't use #if inside C test expression.
7893 2001-08-04 Richard Henderson <rth@redhat.com>
7895 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
7897 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
7899 * cpphash.h (struct cpp_reader): New member directive_line.
7900 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
7901 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
7902 do_pragma): Pass line to callbacks.
7903 (start_directive): Record line of directive.
7904 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
7905 cb_include): Similarly.
7906 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
7909 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
7911 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
7914 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
7916 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
7918 * reload1.c (fixup_abnormal_edges): New static function.
7921 * flow.c (need_fake_edge_p): New function.
7922 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
7923 avoid call insn to be very last insn in the insn stream.
7925 * profile.c (branch_prob): Call flow_call_edges_add instead of
7926 doing that by hand; cleanup cfg to re-merge basic blocks once
7929 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7931 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
7932 are also on line-map.h.
7933 * cppfiles.c (stack_include_file): Update.
7934 * cpphash.h (struct cpp_buffer): New member return_at_eof.
7935 (_cpp_pop_buffer): New.
7936 * cppinit.c (cpp_destroy, cpp_finish): Update.
7937 (do_includes): Mark each buffer to return at EOF.
7938 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
7939 return as requested.
7940 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
7941 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
7942 * cpplib.h (cpp_pop_buffer): Remove.
7943 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
7944 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
7946 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
7948 (do_preprocessing): Update.
7949 * fix-header.c (read_scan_file): Update. No need to pop buffers.
7950 * c-parse.in (_yylex): Similarly.
7951 * scan-decls.c (scan_decls): Similarly.
7952 * line-map.h: Update comments.
7954 * objc/Make-lang.in (objc-act.o): Update dependencies.
7956 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7958 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
7959 and soft register for operand 0.
7960 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
7962 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7964 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
7965 register for operand 0.
7966 ("bitcmpqi_z_used"): Allow memory for operand 0.
7967 (split "bitcmpqi"): New split to handle address reg as operand 1.
7969 2001-08-04 Andreas Jaeger <aj@suse.de>
7971 * gcse.c: Revert Daniel's last patch.
7973 2001-08-03 Zack Weinberg <zackw@stanford.edu>
7975 * sparc-protos.h: Add prototypes for fp_zero_operand and
7977 * sh-protos.h: Add prototype for fpul_operand.
7979 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
7981 * doc/extend.texi (Other Builtins): Fix typo in last change.
7983 2001-08-03 Richard Henderson <rth@redhat.com>
7985 * target.h (gcc_target): Add asm_out.named_section,
7986 section_type_flags, have_named_sections.
7987 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
7988 (TARGET_HAVE_NAMED_SECTIONS): New.
7989 (TARGET_SECTION_TYPE_FLAGS): New.
7991 * Makefile.in (toplev.o): Depend on TARGET_H.
7992 (varasm.o, dbxout.o): Likewise.
7993 * c-common.c (decl_attributes): Check targetm.have_named_sections
7994 instead of ifdef ASM_OUTPUT_SECTION_NAME.
7995 * dbxout.c (dbxout_function_decl): Likewise.
7996 (dbxout_function_end): Likewise.
7997 * toplev.c (compile_file): Likewise.
7998 * varasm.c (exception_section): Likewise.
7999 * cp/decl2.c (finish_objects): Likewise.
8001 * defaults.h (EH_FRAME_SECTION): Remove.
8002 (EH_FRAME_SECTION_ASM_OP): Remove.
8003 (EH_FRAME_SECTION_NAME): New.
8004 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
8005 (UNIQUE_SECTION_P): Remove.
8006 * dwarf2out.c (SECTION_FORMAT): Remove.
8007 (ASM_OUTPUT_SECTION): Remove.
8008 (output_call_frame_info): Use named_section_flags.
8009 (output_comp_unit, dwarf2out_start_source_file): Likewise.
8010 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
8011 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
8012 * varasm.c (in_eh_frame, eh_frame_section): Remove.
8013 (named_section_flags): New.
8014 (named_section): Use it and targetm.section_type_flags.
8015 (resolve_unique_section): New.
8016 (assemble_start_function): Use it.
8017 (asm_emit_uninitialised, assemble_variable): Likewise.
8018 (default_section_type_flags): New.
8019 (default_no_named_section, default_elf_asm_named_section): New.
8020 (default_coff_asm_named_section, default_pe_asm_named_section): New.
8021 * output.h: Update varasm.c decls.
8022 (SECTION_*): New flags.
8024 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
8025 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
8027 * config/elfos.h (UNIQUE_SECTION_P): Remove.
8028 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
8029 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
8030 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
8031 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
8032 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
8033 * config/mips/elf.h, config/mips/elf64.h: Likewise.
8034 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
8035 * config/pa/pa64-hpux.h,
8037 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
8038 (TARGET_ASM_NAMED_SECTION): New.
8039 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
8040 * config/alpha/vms.h, config/arm/coff.h: Likewise.
8041 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
8042 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
8043 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
8044 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
8045 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
8046 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
8047 * config/i386/sco5.h, config/i386/win32.h: Likewise.
8048 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
8049 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
8050 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
8051 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
8052 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
8053 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
8054 * config/sparc/sysv4.h: Likewise.
8056 * config/nextstep.h: Error until named sections implemented.
8058 * config/a29k/a29k.c (a29k_asm_named_section): New.
8059 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
8060 (vms_section_type_flags, vms_asm_named_section): New.
8061 * config/arm/arm.c (arm_elf_asm_named_section): New.
8062 * config/avr/avr.c (asm_output_section_name): Remove.
8063 * config/avr/avr-protos.h: Update.
8064 * config/c4x/c4x.c (c4x_asm_named_section): New.
8065 * config/h8300/h8300.c (h8300_asm_named_section): New.
8066 * config/i386/i386.c (sco_asm_named_section): New.
8067 * config/i386/winnt.c (SECTION_PE_SHARED): New.
8068 (i386_pe_section_type_flags): New.
8069 (i386_pe_asm_named_section): New.
8070 * config/i386/i386-protos.h: Update.
8071 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
8072 * config/mcore/mcore.c (mcore_asm_named_section): New.
8073 * config/mips/mips.c (iris6_asm_named_section): New.
8074 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
8075 instead of UNIQUE_SECTION_P.
8076 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
8077 (xcoff_asm_named_section): New.
8078 * config/sh/sh.c (sh_asm_named_section): New.
8079 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
8081 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
8082 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
8083 (EH_FRAME_SECTION_NAME): New.
8084 (EXCEPTION_SECTION): New.
8085 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
8086 (DEBUG_*_SECTION): Remove.
8087 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
8088 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
8089 (EH_FRAME_SECTION_ASM_OP): Remove.
8091 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
8092 (ASM_OUTPUT_SECTION_NAME): Remove.
8093 (TARGET_ASM_NAMED_SECTION): New.
8094 (TARGET_HAVE_NAMED_SECTIONS): New.
8095 (TARGET_SECTION_TYPE_FLAGS): New.
8096 (EH_FRAME_SECTION_ASM_OP): Remove.
8097 (EH_FRAME_SECTION_NAME): New.
8099 2001-08-03 Zack Weinberg <zackw@stanford.edu>
8101 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
8102 for complex expressions when cfun == 0.
8103 * doc/extend.texi: Document that __builtin_constant_p can be
8104 used in data initializers as well as functions.
8106 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
8108 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
8109 variable I locally, instead of expecting a declaration in the
8112 2001-08-03 Richard Henderson <rth@redhat.com>
8114 * except.c (collect_one_action_chain): Add an explicit cleanup
8115 action if regions surrounding a catch were encoded entirely
8116 within the call-site entry.
8118 2001-08-03 Richard Henderson <rth@redhat.com>
8120 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
8121 don't take REGNO of a non-register.
8123 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8125 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
8126 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
8127 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
8128 (__gthread_mutex_init_function): New function for mutex initialization.
8130 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8132 * Makefile.in: Revert screwed up commit.
8134 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8136 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
8137 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
8138 merged by linker script to get a final _exit().
8139 (__do_global_dtors): New for destructor handling in specific exit
8141 (__do_global_ctors): New for constructors in specific install section.
8142 (__map_data_section): Map data sections before running constructors.
8143 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
8144 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
8145 (DTORS_SECTION_ASM_OP): Likewise.
8146 (CTORS_SECTION_FUNCTION): Define to force a reference to
8148 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
8150 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8152 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
8154 * Makefile.in: Add df.h to gcse.c dependencies.
8156 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8158 * varasm.c (output_constant_def_contents): Use for the length of a
8159 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
8160 depending on which is larger.
8162 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8164 * gcse.c: Include df.h for use as a dataflow analyzer.
8166 Declaration of reg_set_info: gone.
8167 New df_analyzer variable used by store motion.
8168 (reg_set_info): Deleted.
8169 (mark_mem_regs): New function, analyze regs used by a mem.
8170 (store_ops_ok): Use dataflow analyzer results to determine if
8171 necessary regs are changed in the block.
8172 (find_moveable_store): Remove check for symbol ref, we can handle
8173 much more complex expressions now.
8174 (compute_store_table): Remove most of the code, it's unnecessary
8175 now that the dataflow analyzer records the info for us.
8176 (store_killed_after): Add parameter to say whether to do the
8177 store_ops_okay test, used to speed up testing when we already know
8178 the answer, and just want to know if the store itself was killed.
8179 (build_store_vector): Largely rewritten to calculate the various
8180 vectors properly, and somewhat optimized.
8181 (store_motion): Init the df_analyzer, get REG_DEF chains.
8182 Also handle trapping expressions (since mems almost always trap)
8183 (simple_mem): Redefine what a simple mem is.
8185 2001-08-03 DJ Delorie <dj@redhat.com>
8187 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
8188 set from a constant part of the condition.
8190 2001-08-01 Andrew Cagney <ac131313@redhat.com>
8192 * mkdeps.c (deps_add_default_target): Make local variable
8193 ``start'' a const char pointer.
8194 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
8196 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8198 * doc/install.texi (Configuration): Fix markup.
8199 (Specific, i?86-*-udk): Likewise.
8200 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
8202 Document --enable-threads and --enable-libgcj status.
8203 (Specific, mips-sgi-irix*): Canonicalize triples.
8204 (Specific, mips-sgi-irix5): Warn about problems with this config.
8205 Mention required GNU as patch.
8206 Native assembler problems are fixed.
8207 (Specific, mips-sgi-irix6): Update O32 ABI support status.
8208 Document --enable-threads and --enable-libgcj status.
8210 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8212 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
8215 2001-08-03 Richard Henderson <rth@redhat.com>
8217 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
8220 2001-08-03 Richard Henderson <rth@redhat.com>
8222 * rtlanal.c (find_first_parameter_load): Stop if we
8223 reach a CODE_LABEL at BOUNDARY.
8225 2001-08-03 Richard Henderson <rth@redhat.com>
8227 * config/alpha/alpha.md (force_movdi): New insn.
8228 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
8229 Tweek FRP marking of VMS prologue insns.
8230 * config/alpha/vms.h (EPILOGUE_USES): New.
8232 2001-08-02 Richard Henderson <rth@redhat.com>
8234 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
8236 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
8238 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
8239 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
8240 config/convex/convex.h, config/d30v/d30v.c,
8241 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
8242 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
8243 config/mips/mips.h, config/mn10200/mn10200.h,
8244 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
8245 config/v850/v850.h, config/vax/openbsd.h,
8246 config/vax/openbsd1.h, config/vax/ultrix.h,
8247 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
8248 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
8249 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
8250 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
8251 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
8252 in comments and documentation.
8254 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8258 * Makefile.in (line-map.o): New.
8259 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
8260 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
8261 * cpperror.c (print_containing_files): Similarly.
8262 (print_location): Update. Don't output a space before _Pragma.
8263 * cppfiles.c (stack_include_file): Set to line 1 immediately.
8264 (stack_include_filee, cpp_make_system_header): Update.
8265 (_cpp_execute_include): Get logical line number right for calling
8266 as-yet-unterminated #include.
8267 * cpphash.h (struct cpp_reader): Add line_maps.
8268 (_cpp_do_file_change): Update.
8269 * cppinit.c (cpp_create_reader): Initialize line maps.
8270 (cpp_destroy): Destroy line maps.
8271 (cpp_start_read): Get logical line number right.
8272 * cpplex.c (parse_string): Only warn once for multi-line strings.
8273 Use boolean variable for null warning.
8274 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
8276 (do_include_common): End the directive early.
8277 (do_line): Don't warn about out-of-range lines in preprocessed
8278 source. Update. Remove unused variables.
8279 (_cpp_do_file_change): Update for new line mapping.
8280 (pragma_cb): New typedef.
8281 (cpp_register_pragma): Stop looking ahead before calling the
8283 (do_pragma_system_header): End directive early.
8284 (cpp_get_line_maps): New.
8285 (cpp_pop_buffer): Fudge logical line. Update.
8286 * cpplib.h: Include line-map.h
8287 (enum cpp_fc_reason): Remove.
8288 (struct cpp_file_change): Update.
8289 (cpp_get_line_maps): New.
8290 * cppmain.c (struct_printer): New member map.
8291 (cb_file_change): Update for new mappings.
8292 * fix-header.c (cb_file_change): Similarly.
8294 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8296 * Makefile.in (libgcc.mk): Define mkinstalldirs.
8297 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
8299 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
8301 * config/vax/vax.c: include expr.h.
8303 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8305 * Makefile.in ($(srcdir)/configure): Only rebuild in
8307 ($(srcdir)/config.in): Only define in maintainer mode.
8308 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
8310 2001-08-02 David Edelsohn <edelsohn@gnu.org>
8312 * doc/install.texi (Install GCC: Binaries): Update Bull info.
8314 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8316 * gcc.c (set_collect_gcc_options): New function, split out from
8318 Ignore elided switches.
8319 (do_spec_1): Invoke before executing command.
8320 (set_input): Export.
8321 Move declaration ...
8322 * gcc.h (set_input): ... here.
8323 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
8326 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
8329 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
8331 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
8333 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
8335 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
8336 for the unnamed instructions it expands to.
8338 2001-08-02 Richard Henderson <rth@redhat.com>
8340 * regclass.c (call_really_used_regs): Conditionally define.
8341 (init_reg_sets_1): Don't use it if not defined.
8342 (fix_register): Similarly, don't set it.
8344 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8346 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
8347 Correct comment that had been missed in the previous change.
8349 2001-08-01 Stan Shebs <shebs@apple.com>
8351 * config/darwin.c (machopic_stub_name): Try matching by name.
8352 (update_stubs): New function.
8353 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
8356 2001-08-01 Richard Henderson <rth@redhat.com>
8358 * except.c (output_function_exception_table): Use assemble_align.
8359 * varasm.c (assemble_eh_label): Remove.
8360 (assemble_eh_align, assemble_eh_integer): Remove.
8362 2001-08-01 Robert Lipe <robertl@caldera.com>
8364 * dwarfout.c: Remove reference to README.DWARF.
8366 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
8368 * regclass.c (call_really_used_regs): New array for registers which
8369 are actually used by a call.
8370 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
8372 (fix_register): Set call_really_used too.
8373 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
8374 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
8376 2001-08-01 Richard Henderson <rth@redhat.com>
8378 * read-rtl.c (read_name): Consider \r whitespace.
8380 2001-07-11 Andrew Cagney <ac131313@redhat.com>
8382 * config.gcc: Recognize powerpc-*-netbsd*.
8384 * doc/install.texi (Host/target specific installation notes for
8385 GCC): Mention powerpc-*-netbsd*.
8387 * config/rs6000/netbsd.h: New file.
8388 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
8389 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
8390 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
8391 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
8392 (TARGET_VERSION): Redefine.
8394 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
8395 mcall-netbsd as a match for mcall-sysv.
8396 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
8397 (ncrti.S, ncrtn.S): New targets.
8398 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
8400 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
8401 "netbsd' as a V4 ABI.
8402 (ASM_SPEC): Check for -mcall-netbsd.
8403 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
8404 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
8405 (LIB_SPEC, ENDFILE_SPEC): Ditto.
8406 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
8407 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
8408 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
8409 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
8411 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
8412 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
8414 2001-08-01 Mark Kettenis <kettenis@gnu.org>
8416 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
8417 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
8418 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
8419 including "unwind-pe.h".
8421 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
8423 * rs6000.md (define_splits): Kill unused constraints.
8425 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
8426 Jan Hubicka <jh@suse.cz>
8428 * function.c (thread_prologue_and_epilogue_insns): Kill code
8429 dealing with non-existent CFG.
8431 2001-08-01 Kazu Hirata <kazu@hxi.com>
8433 * alias.c: Fix comment formatting.
8434 * bitmap.c: Likewise.
8435 * builtins.c: Likewise.
8436 * calls.c: Likewise.
8437 * c-common.c: Likewise.
8438 * c-decl.c: Likewise.
8439 * c-dump.c: Likewise.
8440 * c-lex.c: Likewise.
8441 * collect2.c: Likewise.
8442 * combine.c: Likewise.
8443 * conflict.c: Likewise.
8444 * cppfiles.c: Likewise.
8445 * cppinit.c: Likewise.
8446 * cpplex.c: Likewise.
8447 * cpplib.c: Likewise.
8448 * cppmacro.c: Likewise.
8449 * cppspec.c: Likewise.
8450 * c-pragma.c: Likewise.
8451 * crtstuff.c: Likewise.
8453 * cselib.c: Likewise.
8454 * c-semantics.c: Likewise.
8455 * c-typeck.c: Likewise.
8457 2001-08-01 H.J. Lu <hjl@gnu.org>
8459 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
8461 2001-08-01 H.J. Lu <hjl@gnu.org>
8463 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
8465 2001-08-01 Ziemowit Laski <zlaski@apple.com>
8467 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
8468 contextualizing Objective-C class name lookup by the lexer.
8469 (typespec_reserved_nonattr): Disable ObjC class name lookup after
8471 (protocoldef): Add support for forward @protocol declarations.
8472 (yylexname): Suppress ObjC class name lookup in certain contexts;
8473 re-enable after lookup is complete.
8474 (_yylex): Re-enable ObjC class name lookup when certain
8475 punctuation marks are seen.
8477 * objc/objc-act.c (check_protocol_recursively): New function used
8478 for finding circular dependencies in protocols.
8479 (objc_declare_protocols): New function for handling forward
8480 @protocol declarations.
8481 (receiver_is_class_object): Detect the case when 'self' is used
8482 inside of a class method.
8483 (build_message_expr): Issue a warning if class method is desired
8484 but instance method is found instead.
8485 (conforms_to_protocol): Streamline.
8486 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
8487 protocol Foo, even if 'Bar foo' does not.
8488 (check_protocols): Streamline.
8489 (start_protocol): Add checks for circular and duplicate protocol
8491 (encode_aggregate_within): For typedefs of structs, encode the
8493 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
8494 (objc_declare_protocols): New prototype.
8496 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8498 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
8499 * cpplex.c (handle_newline): Update prototype. Maintain logical
8501 (skip_escaped_newlines, skip_block_comment, parse_string):
8503 (_cpp_lex_token): Update, and store token position within the token.
8504 * cpplib.h (struct cpp_token): Add line and column entries.
8505 * cppmacro.c (replace_args): Position stringified tokens correctly.
8507 2001-08-01 Andreas Jaeger <aj@suse.de>
8509 * basic-block.h: Add prototype for last_loop_beg_note.
8511 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
8513 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
8514 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
8516 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
8517 while handling WITH_CLEANUP_EXPR node. Use second operand calling
8518 expand_decl_cleanup.
8519 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
8521 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
8522 operand while calling simple_cst_equal.
8523 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
8524 operand is the cleanup expression, the third is the RTL_EXPR.
8525 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
8527 2001-07-31 Jeff Sturm <jsturm@one-point.com>
8529 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
8531 2001-07-31 matthew green <mrg@eterna.com.au>
8533 * config.gcc (i386-*-netbsdelf): New description.
8534 * config/i386/netbsd-elf.h: New file.
8536 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
8538 * loop.c (check_dbra_loop): Use single_set to compute
8541 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
8543 PowerPC reorg and support for powerpc64-*-linux*.
8545 Also fixes emitting of constants on 32 bit and 64 bit
8548 * config.gcc: powerpc64-*-linux* is a new target.
8549 Things that needed aix.h now also include xcoff.h
8551 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
8553 Move AIX specific stuff into aix.h.
8554 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
8555 with more than just XCOFF now.
8556 (SET_ASM_OP): Remove, now defined where needed.
8557 (FUNCTION_PROLOGUE): New macro definition.
8558 (FUNCTION_EPILOGUE): New macro definition.
8559 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
8561 * config/rs6000/xcoff.h: New file.
8563 * config/rs6000/linux64.h: New file.
8565 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
8567 2001-07-31 Alan Modra <amodra@bigpond.net.au>
8569 * rs6000.c (print_operand_address): Handle ELF syntax.
8570 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
8571 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
8572 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
8574 2001-07-31 David Edelsohn <edelsohn@gnu.org>
8576 * rs6000.c (rs6000_override_options): Only disable
8577 flag_function_sections for XCOFF.
8578 (exact_log2_cint_operand): New predicate.
8579 (reg_or_{add,sub}_cint64_operand): New predicates.
8580 (add_operand): Compare CONST_INT with fewer function calls.
8581 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
8582 (print_operand, case 'p'): Ensure positive operand.
8583 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
8584 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
8585 (PREDICATE_CODES): Add new predicates.
8586 * rs6000.md (addsi3): Split 32-bit constants more correctly.
8587 (divsi3, modsi3): Ensure positive power-of-2.
8588 (adddi3): Use new predicate. Split 32-bit constants more
8589 correctly. Re-arrange splitter to handle any constant.
8590 (subdi3): Use new predicate.
8591 (divdi3, moddi3): Ensure positive power-of-2.
8592 (movdi): Use rs6000_emit_set_const.
8593 (load_toc_v4_pic_di): Delete.
8595 2001-07-31 Graham Stott <grahams@redhat.com>
8597 * function.c (pad_below): Revert 2001-07-26 patch.
8599 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
8601 * reg-stack (convert_regs_1): Fix best edge condition.
8603 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
8605 * jump.c (duplicate_loop_exit_test): Better test for jumps
8606 entering the loop; create loop pre_header.
8608 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
8610 * doc/install.texi: Add s390 and s390x as new targets.
8611 * doc/invoke.texi: Add documentation of S/390 and zSeries
8613 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
8615 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
8617 * config/m68k/m68k.md: Replace all general_operand with
8618 nonimmediate_operand for all destinations.
8619 * config/m68k/m68k.c (not_sp_operand): Likewise.
8621 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
8623 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
8625 2001-07-30 Richard Henderson <rth@redhat.com>
8627 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
8628 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
8630 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
8632 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
8633 Add missing doc strings
8634 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
8635 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
8637 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
8639 * i386.c (ix86_output_main_function_alignment_hack): New function.
8640 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
8642 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
8643 edges by EDGE_DFS_BACK flag.
8644 (dump_edge_info): Add dfs_back flag.
8645 * basic-block.h (EDGE_DFS_BACK): New constant.
8646 (mark_dfs_back_edges): Declare.
8647 * alias.c (loop_p): Remove.
8648 (mark_constant_function): Use mark_dfs_back_edges.
8650 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
8651 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
8652 (compensate_edge): Break out from ...
8653 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
8654 (convert_regs_2): Set block_done once block is really done;
8655 Do updating of the predecesors counts.
8657 * toplev.c (rest_of_compilation): Recompute block_for_insn
8658 before post-reload cfg_cleanup.
8659 * function.c (thread_prologue_epilogue_insns):
8660 Call set_block_for_new_insns when emitting prologue directly.
8662 2001-07-30 Andreas Jaeger <aj@suse.de>
8664 * jump.c: Add prototype for mark_modified_reg.
8666 * cse.c (set_live_p): Add unused attribute.
8668 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
8670 (scan_for_source_files): Use long for count to avoid overflow.
8671 (output_data): Likewise.
8672 (output_data): Don't use string concatatenation to silence gcc
8675 * predict.c: Fix typos and grammar.
8677 * gcse.c (insert_insn_end_bb): Remove unused variables.
8679 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
8681 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
8682 (attempt_auto_inc): LIkewise.
8683 (mark_used_reg): Likewise.
8684 (try_pre_increment_1): Likewise.
8685 * regclass.c (regclass): Likewise.
8686 * global.c (allocno_compare): Update comment; change scaling factor.
8687 * local-alloc.c (QTY_CMP_PRI): Likewise.
8688 * regs.h (REG_FREQ_FROM_BB): New.
8689 (REG_FREQ_MAX): Likewise.
8691 2001-07-30 H.J. Lu <hjl@gnu.org>
8693 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
8696 2001-07-30 H.J. Lu (hjl@gnu.org)
8698 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
8699 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
8700 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
8702 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
8704 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
8705 as -mthumb-interwork when -mcpu=arm7 is specified.
8707 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8709 * predict.def (noreturn, loop branch, loop exit): Mark as first
8712 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
8714 * combine.c (try_combine): Avoid barrier after noop jumps.
8716 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8718 * cpphash.h (struct cpp_reader): Remove import_warning.
8719 * cpplib.c (skip_rest_of_line): Don't bother turning off
8721 (parse_include): Move include handling to...
8722 (do_include_common): ... here. Move import warning from...
8723 (do_import): ... here.
8724 (do_pragma_poison): Don't do a callback for poison identifiers.
8725 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
8726 * cppmain.c (setup_callbacks): Similarly.
8728 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
8730 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
8731 handle multiple sets.
8732 * except.c (sjlj_mark_call_sites): .... here.
8733 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
8735 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
8737 Suggested by Richard Henderson and Richard Kenner:
8738 * combine.c (recog_for_combine): Use the fake recog
8739 only if instruction does not match.
8740 * rtl.h (NOOP_MOVE_INSN_CODE): New.
8741 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
8743 * combine.c (try_combine): Discover noop jump as direct jump.
8745 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
8747 * df.c (df_rd_global_compute): Add successors to worklist, not
8749 (df_ru_global_compute): Ditto.
8751 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
8753 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
8754 increment REG_N_SETS.
8756 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
8758 * sbitmap.h: New prototype for sbitmap_a_xor_b.
8760 * sbitmap.c (sbitmap_a_xor_b): New function.
8761 ifdef the basic block stuff on IN_GCC.
8763 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8765 * cppexp.c (parse_defined): Always record the macro name.
8766 (lex): Don't worry about identifiers, or special-case
8768 (_cpp_parse_expr): Figure out at the end of the routine
8769 whether we saw a valid !defined() expression.
8770 * cppfiles.c (stack_include_file): Update for mi_valid.
8771 (_cpp_pop_file_buffer): Similarly.
8772 * cpplex.c (_cpp_lex_token): Similarly.
8773 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
8774 mi_if_not_defined, mi_lexed): Remove.
8776 * cpplib.c (do_if): Simplify.
8777 (do_endif, push_conditional, _cpp_handle_directive): Update
8778 for renaming of mi_state to mi_valid.
8780 * cpp.texi: Add index entries for digraphs, and add comment
8781 that C++ refers to them as alternative tokens.
8783 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
8785 * basic-block.h (CLEANUP_PRE_LOOP): New.
8786 * except.c (finish_eh_generation): Update call of cleanup_cfg.
8787 * sibcall.c (optimize_sibling_calls): Likewise.
8788 * toplev.c (rest_of_compilation): Likewise.
8789 * flow.c (try_forward_edges): Take argument MODE;
8790 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
8791 (try_optimize_cfg): Update call of try_forward_edges.
8793 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
8794 Jan Hubicka <jh@suse.cz>
8796 * (validate_replace_rtx_1): Fix simplification of MINUS.
8798 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
8800 PR preprocessor/3669
8801 * cppinit.c (init_dependency_output): Turn off dump requests
8802 if sending dependencies to stdout.
8804 2001-07-28 Richard Henderson <rth@redhat.com>
8806 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
8809 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
8811 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
8813 2001-07-28 Kazu Hirata <kazu@hxi.com>
8815 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
8816 is VAR_DECL first to prevent an ICE.
8818 2001-07-28 Richard Henderson <rth@redhat.com>
8820 * varasm.c (immed_real_const_1): Don't elide special cases for
8822 (clear_const_double_mem): Clear const_tiny_rtx too.
8824 2001-07-28 Richard Henderson <rth@redhat.com>
8826 * dwarf2out.c (dw_val_class_offset): New.
8827 (struct dw_ranges_struct, dw_ranges_ref): New.
8828 (ranges_table, ranges_table_allocated): New.
8829 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
8830 (add_AT_offset, add_ranges, output_ranges): New.
8831 (print_die, output_die): Handle dw_val_class_offset.
8832 (attr_checksum, size_of_die, value_format): Likewise.
8833 (gen_lexical_block_die): Handle non-contiguous blocks.
8834 (gen_block_die): Likewise.
8835 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
8836 if needed. Dump the ranges table.
8837 * final.c (final_start_function): Remove unnecessary notes and
8838 rebuild the block tree before numbering the blocks.
8839 * function.c (reorder_blocks_0): Walk the existing block tree
8840 to unmark all blocks.
8841 (reorder_blocks_1): Create block fragments when duplicate block
8843 (reorder_fix_fragments): New.
8844 (reorder_blocks): Call it.
8845 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
8847 2001-07-28 Richard Henderson <rth@redhat.com>
8849 * emit-rtl.c (adjust_address): Make a copy of the memory address.
8851 2001-07-28 Richard Henderson <rth@redhat.com>
8853 * flow.c (add_to_mem_set_list): New function.
8854 (init_propagate_block_info): Use it.
8855 (mark_set_1): Likewise.
8856 (insn_dead_p): Canonicalize memory address for dead store
8857 comparison. Allow wider mode stores to kill narrower mode stores.
8858 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
8859 (invalidate_mems_from_set): Don't handle MEMs.
8861 2001-07-28 Kazu Hirata <kazu@hxi.com>
8863 * config/h8300/h8300.h: Fix formatting.
8865 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
8867 * basic-block.h (EDGE_FREQUENCY): New macro.
8868 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
8870 * flow.c (find_sub_basic_blocks): Likewise.
8871 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
8872 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
8874 * predict.c (DEF_PREDICTOR): New argument FLAGS.
8875 (HITRATE): New macro.
8876 (PRED_FLAG_FIRST_MATCH): New constant.
8877 (predictor_info): New field flgags.
8878 (combine_predictions_for_insn): Use DS theory to combine
8879 probabilities; set the edge probabilities when finished.
8880 (estimate_probability): Avoid duplicated matches
8881 of LOOP_BRANCH heuristics for nested loops; update comment.
8882 * predict.def: Add flags for each prediction, set probabilities
8883 according to B&L paper.
8884 * predict.h (DEF_PREDICTOR): New argument FLAGS.
8886 * profile.c (compute_branch_probabilities): Cleanup way the edge
8887 probabilities are computed and REG_BR_PROB notes are dropped; if
8888 values does not match, emit error.
8889 (init_branch_prob): Do error instead of warning when profile driven
8890 feedback is missing or corrupt.
8892 2001-07-27 DJ Delorie <dj@redhat.com>
8894 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
8895 against a constant, try to adjust the compare to have the desired
8896 constant in it so that min/max optimizations happen more often.
8898 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8900 * flow.c (last_loop_beg_note): New function.
8901 (redirect_edge_and_branch): Use it.
8902 (split_edge): Likewise.
8904 * alias.c (loop_p): Avoid uninitialized memory access.
8906 * flow.c (try_forward_edges): Avoid accessing freed memory.
8908 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
8911 2001-07-26 Andrew Haley <aph@redhat.com>
8912 Joern Rennecke <amylaar@redhat.com>
8914 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
8915 (SUBTARGET_CPP_ENDIAN_SPEC): New.
8916 (SUBTARGET_CPP_SPEC): New.
8918 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
8919 (SUBTARGET_CPP_PTR_SPEC): New.
8920 (CPP_DEFAULT_CPU_SPEC): New.
8921 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
8922 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
8923 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
8924 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
8925 (SUBTARGET_CPP_SPEC): Define as an empty string.
8927 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8929 * doc/install.texi (Configuration): Properly link the host
8930 specific instructions also when generating HTML.
8932 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
8934 * flow.c (redirect_edge_and_branch_force): Test
8935 target->global_live_at_start.
8937 2001-07-26 Richard Henderson <rth@redhat.com>
8939 * simplify-rtx.c (avoid_constant_pool_reference): Export.
8940 * rtl.h (avoid_constant_pool_reference): Declare it.
8941 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
8942 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
8944 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
8946 * rtl.h (cleanup_barriers): Declare.
8947 * jump.c (cleanup_barriers): New function.
8948 * toplev.c (rest_of_compilation): Call cleanup_barriers
8949 before loop optimizer and after bb_reorder.
8951 * flow.c (back_edge_of_syntactic_loop_p): New.
8952 (split_edge): Use it.
8954 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8956 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
8958 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
8960 * cse.c (cse_process_notes): Replace any registers if the address
8963 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
8965 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
8966 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
8967 (propagate_block): Update prototype.
8968 * flow.c (update_life_info): Simplify the CFG and
8969 recalculate the global regs which are alive when
8970 removing dead code during a global update.
8971 (propagate_block): Return non-zero if an INSN is
8974 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8976 * Makefile.in (LIBICONV): Define.
8978 2001-07-26 Catherine Moore <clm@redhat.com>
8980 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
8981 of conditional to avoid tree checking errors.
8983 2001-07-26 Kazu Hirata <kazu@hxi.com>
8985 * regmove.c (regmove_optimize): Don't replace a reg with
8986 another reg of a different mode.
8988 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
8990 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
8991 limit length of dependency flush list.
8992 * params.h (MAX_PENDING_LIST_LENGTH): Define.
8993 * sched-int.h (struct deps): Add pending_flush_length field.
8994 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
8995 has 1 element in it.
8996 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
8997 (sched_analyze): After a jump, if the pending memory flush list is too
8998 large, flush the pending lists.
8999 (init_deps): Initialize pending_flush_length to 0.
9000 * doc/invoke.texi (max_pending_list_length): Document parameter.
9002 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
9004 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
9005 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
9006 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
9008 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9010 * cpphash.h (struct_lexer_state): Delete was_skipping.
9011 Move skipping here from struct cpp_reader.
9012 * cpplex.c (parse_identifier): Update.
9013 (_cpp_lex_token): Don't skip tokens in a directive.
9014 * cpplib.c (struct if_stack): Update.
9015 (start_directive, end_directive): Don't change skipping state.
9016 (_cpp_handle_directive): Update.
9017 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
9018 (do_else, do_endif): Update; only check for excess tokens if not
9019 in a skipped conditional block.
9020 (push_conditional): Update for new struct if_stack.
9022 2001-07-26 Graham Stott <grahams@redhat.com>
9024 * function.c (locate_and_pad_parm): Also pad initial offset
9025 so that the total argument size also includes the padding.
9027 2001-07-26 Graham Stott <grahams@redhat.com>
9029 * gensupport.c (alter_output_for_insn): Correct enable checking failure
9030 change XSTR to XTMPL.
9032 (process_one_cond_exec): Likewise
9034 2001-07-25 Richard Henderson <rth@redhat.com>
9036 * varasm.c (assemble_variable): Create DECL_RTL before setting
9039 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
9041 * predict.c (estimate_probability): Avoid duplicated predictions.
9043 * loop.c (find_and_verify_loops): Grok multiple barriers.
9045 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9047 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
9049 * dbxout.c: Consistently use putc instead of fputc.
9050 (print_wide_int): New function; call instead of direct fprintf.
9051 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
9052 (dbxout_type_fields, dbxout_type_method_1): Likewise.
9053 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
9054 (print_int_cst_octal): Likewise.
9055 (print_octal): Show we wrote characters.
9056 (dbxout_type): Set have_used_extensions in more places.
9058 2001-07-25 Catherine Moore <clm@redhat.com>
9060 * config/v850/v850.c (v850_va_arg): Use addr
9061 instead of valist to build incr.
9063 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
9065 * flow.c (delete_dead_jumptables): New function.
9066 (life_analyzis): Call it.
9067 * bb-reorder.c (skip_insns_after_block): Handle contradictory
9070 2001-07-25 Richard Henderson <rth@redhat.com>
9072 * except.c (reachable_handlers): Handle a region being removed
9073 out from under a RESX.
9075 2001-07-25 Richard Henderson <rth@redhat.com>
9077 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
9078 swap GE/GT if it is an fp comparison.
9080 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
9082 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
9085 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
9087 * ssa.c (rename_insn_1): Do not wrap an assignment to a
9088 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
9091 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
9093 (visit_expression): When attempting to simplify an expression,
9094 retrieve any modes for arguments before they are simplified
9097 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
9098 Janis Johnson <janis@us.ibm.com>
9100 * stmt.c (expand_goto): A nonlocal goto can be a call too.
9101 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
9102 pointer parameters to match documented usage of nonlocal_goto.
9103 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
9104 parameters to their correct order.
9105 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
9106 parameters to their correct order.
9108 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
9110 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
9112 2001-07-25 Jan Hubicka <jh@suse.cz>
9113 Richard Henderson <rth@redhat.com>
9115 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
9117 (make_edges): New argument update_p; populate the edge cache if set.
9118 (find_basic_blocks): Update make_edges invocation.
9120 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9122 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
9124 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9126 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
9127 -Acpu and -Amachine.h.
9128 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
9129 Corrected header to say ELF not a.out.
9130 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
9131 when given -msoft-float.
9133 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9135 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
9136 extra multilib parts like arm-elf.
9137 (i960-*-coff*, i960-*-rtems): Should not use collect2.
9138 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
9139 crtfini.o as extra multilib parts.
9141 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9143 * configure.in: Add rtems as a supported thread model.
9144 * gthr-rtems.h: Add missing entry point __gthread_active_p.
9145 * configure: Rebuilt.
9147 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
9149 * stor-layout.c (get_mode_alignment): make it work when
9150 BITS_PER_UNIT is not a power of two.
9151 * builtins.c (get_pointer_alignment): Likewise.
9153 2001-07-24 Richard Henderson <rth@redhat.com>
9155 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
9156 the retrieved constant into the expected mode.
9158 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9160 * flow.c (try_simplify_condjump): Avoid duplicated edges.
9161 (verify_flow_info): Check for duplicated edges; clarify
9164 * flow.c (block_label): Update basic_block_for_insn.
9165 (commit_edge_insertions): Call compute_bb_for_insn.
9167 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
9170 * flow.c (redirect_edge_and_branch,
9171 try_optimize_cfg): Use redirect_edge_succ_nodup
9172 (redirect_edge_succ_nodup): New.
9173 * basic_block.h (redirect_edge_succ_nodup): Declare.
9175 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
9178 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
9180 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
9181 (try_crossjump_to_edge): Update commetns.
9182 (try_crossjump_bb): Likewise.
9184 2001-07-24 Richard Henderson <rth@redhat.com>
9186 * combine.c (distribute_notes): Move set of need_refresh
9187 for noop_move_p down to catch all cases.
9189 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
9191 * recog.c (split_all_insns_noflow): New.
9192 * rtl.h (split_all_insns_noflow): Declare.
9193 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
9194 * m68hc11.c (m68hc11_reorg): Likewise.
9195 * sh.c (machine_dependent_reorg): Likewise.
9196 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
9199 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
9201 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
9202 (ashlsi3_n splitter): Likewise.
9203 (lshrsi3_n splitter): Likewise.
9205 (GOTaddr2picreg): Make const SImode.
9206 (sym_label2reg): Likewise.
9207 (symGOT2reg): Likewise.
9208 (symGOTOFF2reg) Likewise.
9210 (casesi_worker_0): Make unspec SImode.
9212 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
9214 * config/sh/sh.c (barrier_align): Check that an operand really is
9215 an insn before extracting its INSN_CODE.
9217 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
9219 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
9222 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
9223 for SImode to prevent overflow.
9225 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9227 * config/mips/irix6-libc-compat.c: New file.
9228 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
9229 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
9232 2001-07-24 lars brinkhoff <lars@nocrew.org>
9234 * rtl.texi (REG_POINTER): Document.
9235 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
9236 QFmode, HFmode, TQFmode, QCmode, and HCmode.
9238 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
9240 * flow.c (delete_noop_moves): Do not confuse libcall regions.
9242 2001-07-23 Richard Henderson <rth@redhat.com>
9244 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
9246 2001-07-23 Kazu Hirata <kazu@hxi.com>
9248 * config/h8300/h8300-protos.h: Add a prototype for
9249 general_operand_dst_push.
9250 * config/h8300/h8300.c (general_operand_dst_push): New.
9251 * config/h8300/h8300.h (OK_FOR_T): New.
9252 (EXTRA_CONSTRAINT): Use it.
9253 * config/h8300/h8300.md (movqi_push): Remove and integrate into
9254 the existing movqi pattern.
9255 (movhi_push): Likewise.
9257 * reload.c: Fix comment typos.
9259 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
9261 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
9263 2001-07-23 H.J. Lu (hjl@gnu.org)
9265 * doc/extend.texi: Update __builtin_return_address and
9266 __builtin_frame_address.
9268 2001-07-23 Richard Henderson <rth@redhat.com>
9270 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
9272 * config/i386/i386.md: New setcc+movzbl peephole2.
9274 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9276 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
9277 * objc/objc-act.c: Include debug.h.
9278 (synth_module_prologue): Save and restore debug hooks too.
9280 2001-07-23 lars brinkhoff <lars@nocrew.org>
9282 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
9283 and C4X_FLOAT_FORMAT.
9284 (BOOL_TYPE_SIZE): Document.
9286 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
9288 * unroll.c (loop_iterations): Fix miscalculation of initial
9291 2001-07-13 Andrew Haley <aph@redhat.com>
9293 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
9294 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
9295 * config/sh/sh.c (sh_can_redirect_branch): New function.
9296 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
9297 * reorg.c (steal_delay_list_from_target): Use
9298 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
9300 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
9302 * flow.c (try_simplify_condjump): Unlink insn chain on
9303 fallthru edge; use can_fallthru.
9305 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
9307 * basic-block.h (find_sub_basic_block): Declare.
9308 * flow.c (make_edges): New arguments MIN and MAX;
9309 (find_sub_basic_blocks): Revamp to use make_edges
9310 and purge_dead_edges.
9311 (find_basic_blocks): Update call of find_sub_basic_block.
9313 * recog.c (split_all_insns): Always expect CFG to be consistent;
9314 call find_sub_basic_blocks in case something has changed.
9315 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
9318 * basic-block.h (delete_noop_moves): Declare.
9319 * combine.c (combine_instructions): Call it.
9320 (recog_for_combine): Tolerate noop moves
9321 (distribute_notes): Force refresh when register dies at noop move.
9322 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
9324 (life_analysis): Update delete_noop_moves call.
9325 (set_noop_p): Move too ...
9326 * rtlanal.c (noop_move_p): ... here.
9327 * rtl.h (noop_move_p): Declare.
9329 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
9330 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
9332 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
9333 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
9335 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
9337 * reload.c (push_reload): Fix typo in comment.
9338 (find_reloads_address): Ditto.
9339 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
9341 2001-07-22 Richard Henderson <rth@redhat.com>
9343 * flow.c: Grammar check and clarify a lot of comments.
9344 (try_simplify_condjump): Rename variables to be clearer.
9345 (try_forward_edges): Skip complex and fallthru edges.
9346 Rearrange tests to avoid duplicate checks.
9347 (flow_find_cross_jump): Likewise.
9348 (outgoing_edges_match): Allow match if neither branch has
9349 probability data. Loosen probability match to 5%.
9350 (try_crossjump_to_edge): Hoist repeated indirection into
9352 (try_crossjump_bb): Don't check complex edges. Eliminate
9353 redundant crossjump tests.
9354 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
9355 checks before more expensive checks.
9357 2001-07-22 Richard Henderson <rth@redhat.com>
9359 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
9360 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
9363 2001-07-22 Richard Henderson <rth@redhat.com>
9365 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
9366 (const_sint32_operand): Likewise.
9367 * m68k.md (anon mulsi pattern): Use const_int_operand not
9368 const_sint32_operand.
9369 (umulsi3_highpart): Zero extend a constant input.
9370 (smulsi3_highpart): Don't bother checking SImode constant.
9371 (const_umulsi3_highpart): Give op3 DImode.
9372 (const_smulsi3_highpart): Likewise.
9374 2001-07-22 Richard Henderson <rth@redhat.com>
9376 * flow.c (split_block): Make sure bb_note is included in the
9377 new block when splitting before a label.
9379 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
9381 * basic-block.h (redirect_edge_and_branch_force,
9382 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
9383 * flow.c (redirect_edge_and_branch_force,
9384 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
9385 (redirect_edge_and_branch_force): Fix copying of lifeness information.
9386 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
9387 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
9388 instead of label; update CFG after transformation.
9389 (find_if_case_1): Update call, use redirect_edge_and_branch_force
9390 for finishing the transformation; handle even case where ELSE
9391 does not follow THEN.
9392 (find_if_case_2): Update call of dead_or_predictable; simplify
9395 * emit-rtl.c (split_branch_probability): New global variable.
9396 (try_split): Take care to set split_branch_probability and
9397 create REG_BR_PROB note for new jump insns.
9398 * md.texi (define_split): Document new feature.
9400 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
9402 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
9404 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
9405 (asm_out_file): Remove redundant declaration.
9406 (assemble_asm): Remove old #if 0 block.
9407 (assemble_variable): Remove end of function; debug output is
9408 now handled with global_decl. Remove old #if 0 block. Update.
9409 Remove saved_in_section and associated no-op code.
9410 * Makefile.in (varasm.o): Correct dependencies.
9412 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
9414 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9415 the definition in defaults.h.
9417 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
9419 * jump.c: Update comments.
9420 (delete_barrier_successors, delete_unreferenced_labels,
9421 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
9422 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
9423 jump_optimize, jump_optimize_minimal): Kill.
9424 (rebuild_jump_labels): Move code from jump_optimize_1.
9425 (purge_line_number_notes): Likewise.
9426 (copy_loop_headers): Likewise.
9427 * reg-stack.c: Update comment.
9429 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
9430 JUMP_AFTER_REGSCAN): Kill.
9431 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
9432 purge_line_number_notes and copy_loop_headers.
9434 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
9435 Richard Henderson <rth@redhat.com>
9437 * dbxout.c (dbxout_global_decl): New.
9438 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
9439 * sdbout.c (sdbout_finish): New.
9440 (sdbout_debug_hooks): Use it, add comments.
9441 (sdbout_global_decl): Defer initialised public vars to
9443 * varasm.c (assemble_variable): Don't output debug information
9444 for file-scope variables.
9446 2001-07-22 Richard Henderson <rth@redhat.com>
9448 * config/alpha/alpha.c (get_trap_mode_suffix): New.
9449 (get_round_mode_suffix): New.
9450 (print_operand): Use them for [/]. Remove support for [&'`()+].
9451 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
9452 * config/alpha/alpha.md (attr round_suffix): New.
9453 (attr trap_suffix): New.
9454 (all insns): Set them appropriately. Use %/ instead of the
9457 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9459 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
9461 2001-07-22 Richard Henderson <rth@redhat.com>
9463 * regrename.c (regrename_optimize): Compute nregs for each
9464 potential target register.
9466 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
9467 Richard Henderson <rth@redhat.com>
9469 * dbxout.c (dbxout_global_decl): New.
9470 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
9471 * sdbout.c (sdbout_finish): New.
9472 (sdbout_debug_hooks): Use it, add comments.
9473 (sdbout_global_decl): Defer initialised public vars to
9475 * varasm.c (assemble_variable): Don't output debug information
9476 for file-scope variables.
9478 2001-07-21 H.J. Lu (hjl@gnu.org)
9480 * config/mips/mips.c (mips_cpu): Moved into ...
9481 (override_options): Here.
9483 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
9485 (mips_cpu): Removed.
9487 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9489 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
9490 ("iorqi3"): Likewise.
9491 ("xorqi3"): Likewise.
9492 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
9493 ("*subhi3_sp): Likewise.
9494 ("*subhi3"): Likewise.
9495 ("extendhisi2"): Accept D, X and Y as source operand to avoid
9498 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
9500 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
9501 * config/freebsd.h: Likewise.
9502 * config/linux.h: Likewise.
9503 * config/openbsd.h: Likewise.
9504 * config/alpha/linux-elf.h: Likewise.
9505 * config/arm/linux-elf.h: Likewise.
9506 * config/d30v/d30v.h: Likewise.
9507 * config/fr30/fr30.h: Likewise.
9508 * config/ia64/aix.h: Likewise.
9509 * config/ia64/ia64.h: Likewise.
9510 * config/mips/linux.h: Likewise.
9511 * config/pj/pj.h: Likewise.
9512 * config/rs6000/linux.h: Likewise.
9513 * config/sparc/linux.h: Likewise.
9514 * config/sparc/linux64.h: Likewise.
9516 2001-07-20 Bruce Korb <bkorb@gnu.org>
9518 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
9519 because getc() and char* may disagree on signedness.
9521 2001-07-20 Richard Henderson <rth@redhat.com>
9523 * doc/rtl.texi (REG_DEAD): Update for current semantics.
9525 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
9526 insns to delete in the presence of cc0 in a jump insn.
9528 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
9529 Jan Hubicka <jh@suse.cz>
9531 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
9532 of doing the change by hand.
9534 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9536 * rtlanal.c (set_noop_p): Return true for noop jumps.
9538 * expr.c (emit_single_push_insn): Add call to push expander.
9539 * expr.h (optab_index): Add OTI_push
9540 (push_optab): New constant.
9541 * genopinit.c (optabs): Add push_optab.
9542 * optabs.c (init_optab): Init push optab.
9543 * md.texi (push??1): Document
9545 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9547 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
9548 expand to emit the pattern; put a REG_INC note for push/pop
9550 ("movdf", "movdf_internal"): Likewise.
9551 ("movsi", "movsi_internal"): Likewise.
9552 ("movsf", "movsf_internal"): Likewise.
9553 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
9555 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9557 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
9560 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
9562 * params.def: Change default max inline insns to 100.
9564 2001-07-20 Diego Novillo <dnovillo@redhat.com>
9566 * combine.c (combine_simplify_rtx): Generate a new shift operation
9567 when simplifying the first operand of a (neg (ashift)) expression.
9569 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
9571 * regclass.c (N_REG_INTS): Use only 32 bits per element.
9573 2001-07-20 Kelley Cook <kelley.cook@home.com>
9575 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
9576 information. Move rest into ...
9577 (*-*-solaris): ... here. Eliminate redundant information and
9578 reword necessary packages section. Delete 4.x assembler bug info.
9579 (sparc-sun-*): Merge into ...
9580 (sparc-sun-sunos*): here.
9582 2001-07-20 Catherine Moore <clm@redhat.com>
9584 * config/v850/v850.md (casesi): Generate LABEL_REF
9587 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
9589 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
9590 * i386.c (ix86_zero_extend_to_Pmode): Make global.
9591 * i386.md (strclrsi expander): Use it.
9593 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9595 * integrate.c (copy_insn_list): handle
9596 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
9597 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
9598 identically as to CODE_LABEL.
9600 * fold-const (fold): Convert A/B/C to A/(B*C) and
9603 * except.c (connect_post_landing_pads): Delete the RESX insns.
9605 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
9607 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
9609 * config/mips/mips.md (nmadd/nmsub): Use macro.
9611 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
9613 * cppinit.c (remove_dup_dir): Make static.
9614 (remove_dup_dirs): Make static. Only warn about preempting a
9615 system directory with a non-system directory.
9617 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
9619 * ifcvt.c (noce_try_store_flag_constants): Correct order
9620 of parameters to trunc_int_for_mode.
9622 2001-07-19 Mark Mitchell <mark@codesourcery.com>
9624 * reorg.c (fill_simple_delay_slots): If an instruction might throw
9625 an exception that will be caught within this function, do not fill
9626 its delay slot with any subsequent instruction.
9628 2001-07-19 Steve Ellcey <sje@cup.hp.com>
9630 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
9631 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
9632 pointer extension instruction.
9633 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
9634 * simplify-rtx.c (simplify_unary_operation) Likewise.
9635 * explow.c (convert_memory_address) Check value of
9636 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
9638 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
9639 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
9640 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
9641 Add Multilib Support.
9642 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
9643 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
9644 Add Multilib Support.
9645 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
9647 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
9648 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
9649 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
9651 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
9653 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
9654 old and new operands in `<', `3' and `b'.
9656 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
9658 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
9659 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
9660 (toplev.o): Don't depend on xcoffout.h.
9661 * c-decl.c: Include debug.h
9662 (duplicate_decls): Use debug hook.
9663 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
9664 (dbx_debug_hooks, xcoff_debug_hooks): Update.
9665 (dbxout_types): Remove.
9666 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
9667 * debug.c (do_nothing_debug_hooks): Update.
9668 (debug_true_tree, debug_nothing_rtx): New.
9669 * debug.h (struct rtx_def): New.
9670 (struct gcc_debug_hooks): New hooks ignore_block,
9671 outlining_inline_function and label.
9672 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
9673 dwarf2out_frame_finish): New.
9674 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
9675 Make static, update prototype.
9676 (dwarf2_debug_hooks): Update.
9677 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
9678 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
9679 * dwarfout.c (dwarf_debug_hooks): Update.
9680 * emit-rtl.c: Include debug.h.
9681 (remove_unnecessary_notes): Use debug hook.
9682 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
9683 (final_scan_insn): Use debug hook.
9684 * integrate.c (output_inline_function): Use debug hook.
9685 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
9686 (sdb_debug_hooks): Update.
9687 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
9688 * toplev.c: Don't include xcoffout.h.
9689 (note_outlining_of_inline_function, debug_ignore_block): Remove.
9690 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
9692 * tree.h (dwarf2out_do_frame): Remove.
9694 2001-07-19 Catherine Moore <clm@cygnus.com>
9696 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
9698 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
9700 * reload1.c (eliminate_regs_in_insn): When updating a set
9701 to the frame pointer to the hardware frame pointer, perform
9702 the update always not just when REPLACE is set.
9704 * reload1.c (choose_reload_regs): Don't inherit a reload
9705 that crosses multiple registers if registers past the first
9706 don't fit in the desired class.
9708 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
9709 when negating constants.
9711 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
9713 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
9714 * doc/tree.texi: Ditto.
9716 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
9717 Jakub Jelinek <jakub@redhat.com>
9719 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
9720 (extract_cie_info): Handle "eh" augmentation properly,
9722 (struct frame_state, __frame_state_for): New.
9724 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9726 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
9727 HANDLE_SYSV_PRAGMA): Define.
9728 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
9730 (copy_object): Caller changed.
9732 2001-07-19 Andreas Schwab <schwab@suse.de>
9734 * configure.in (assembler dwarf2 debug_line support): Define nop
9736 * configure: Regenerated.
9738 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
9740 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
9742 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
9743 to conditionally compiled block.
9744 (dbx_debug_hooks, xcoff_debug_hooks): Update.
9745 * dbxout.h (dbxout_function): Remove.
9746 * debug.c (do_nothing_debug_hooks): Update.
9747 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
9748 global_decl, deferred_inline_function.
9749 * dwarf2out.c (dwarf2_debug_hooks): Update.
9750 (dwarf2out_global_decl): New.
9751 * dwarfout.c: Don't include dwarfout.h.
9752 (dwarfout_global_decl, dwarfout_function_decl,
9753 dwarfout_deferred_inline_function): New.
9754 (dwarf_debug_hooks): Update.
9755 * dwarfout.h: Remove.
9756 * final.c: Don't include dwarfout.h.
9757 * sdbout.c (sdbout_global_decl): New.
9758 (sdbout_debug_hooks): Update.
9759 * toplev.c: Don't include dwarfout.h.
9760 (check_global_declarations, rest_of_compilation): Use new debug hooks.
9761 (note_deferral_of_defined_inline_function): Remove.
9762 * toplev.h (note_deferral_of_defined_inline_function): Remove.
9763 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
9764 * ch/lex.c: Don't include dwarfout.h.
9765 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
9766 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
9767 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
9768 * cp/optimize.c: Include debug.h.
9769 (maybe_clone_body): Use debug hook.
9770 * cp/semantics.c: Include debug.h.
9771 (expand_body): Use debug hook.
9772 * po/POTFILES.in: Remove dwarfout.h.
9774 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
9776 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
9777 * c-parse.in (yyerror, _yylex): Similarly.
9778 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
9779 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
9781 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
9782 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
9784 2001-07-18 Jeff Sturm <jsturm@one-point.com>
9786 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
9787 in-class declaration at -g1. Fixes c++/2814.
9789 2001-07-18 Richard Henderson <rth@redhat.com>
9791 * doc/md.texi (reload_in/out): Document restrictions in predicates
9792 and constraints for these patterns. Document empty string matching
9795 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9797 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
9799 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
9801 * cse.c: Undo my previous patch.
9803 2001-07-18 Tom Tromey <tromey@redhat.com>
9806 * configure: Rebuilt.
9807 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
9809 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
9811 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
9812 Jan Hubicka <jh@suse.cz>
9814 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
9815 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
9816 * jump.c (mark_jump_label): Do not forward branches.
9818 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
9820 * cse.c (delete_trivially_dead_insns): Delete the libcall block
9821 when return value is unused.
9823 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9825 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
9827 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
9829 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
9830 on error. We can't blindly return the result of
9831 pthread_mutex_trylock because it returns a positive number on
9832 error, while we must return -1 on error.
9833 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
9835 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
9837 2001-07-18 Andreas Jaeger <aj@suse.de>
9839 * integrate.c (output_inline_function): Correct type of debug_hooks.
9841 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
9843 * combine.c (combine_simplify_rtx): DIV can be treated
9844 associatively for floats if unsafe math optimisations are enabled.
9846 2001-07-17 Richard Henderson <rth@redhat.com>
9848 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
9850 2001-07-17 Richard Henderson <rth@redhat.com>
9852 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
9853 don't force the function address into a register.
9854 (expand_call, emit_library_call_value_1): Update callers.
9855 * builtins.c (expand_builtin_apply): Likewise.
9856 * expr.h (prepare_call_address): Update decl.
9858 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
9860 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
9862 * config/i386/chorus.h: Move up.
9863 * config/sparc/chorus.h: Likewise.
9864 * config/rs6000/chorus.h: Likewise.
9865 * config/chorus.h: Moved here.
9867 2001-07-17 Andreas Schwab <schwab@suse.de>
9869 * configure.in (assembler eh_frame optimization): Handle big
9871 * configure: Regenerated.
9873 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
9875 * expr.c (epxand_expr): Convert divisions into multiplications by
9876 reciprocals if -ffast-math.
9878 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
9880 * dbxout.c (dbxout_really_begin_function): Rename to
9881 dbxout_begin_function.
9882 (dbx_debug_hooks, xcoff_debug_hooks): Update.
9883 (dbxout_begin_function): Remove.
9884 (dbxout_function): Update.
9885 (dbxout_source_line): Update prototype.
9886 * dbxout.h (dbxout_begin_function): Remove.
9887 * debug.c (do_nothing_debug_hooks): Update.
9888 (debug_nothing_tree): Update.
9889 (debug_nothing_charstar_rtx): Remove.
9890 * debug.h (union tree_node): Declare.
9891 (struct rtx_def): Remove.
9892 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
9893 begin_function. Change source_line prototype.
9894 (debug_nothing_tree): New.
9895 (debug_nothing_charstar_rtx): Delete.
9896 (dwarf2out_begin_prologue): Moved from ...
9898 * dwarf2out.c (dwarf2_debug_hooks): Update.
9899 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
9900 debug info, call dwarf2out_source_line.
9901 (dwarf2out_souce_line): Update prototype.
9902 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
9903 Change prototype, make static.
9904 (dwarfout_source_line): Update prototype.
9905 (dwarf_debug_hooks): Update.
9906 * dwarfout.h (dwarfout_begin_function): Remove.
9907 * final.c (final_start_function, final_scan_insn): Use appropriate
9908 debug hooks, update to use notice_source_line.
9909 (output_source_line): Rename notice_source_line. Don't call the
9910 source_line debug hook.
9911 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
9912 make static, update prototype.
9913 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
9915 (sdbout_end_prologue): New.
9916 (sdbout_source_line): Update prototype.
9917 (sdbout_debug_hooks): Update.
9918 (sdbout_symbol): Remove unused var.
9919 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
9921 * varasm.c: Include debug.h.
9922 (assemble_start_function): Use begin_function debug_hook.
9923 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
9924 update with prototype.
9925 (xcoffout_source_line): Update prototype.
9926 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
9928 (xcoffout_source_line): Update prototype.
9930 2001-07-17 Richard Henderson <rth@redhat.com>
9932 * c-typeck.c (build_binary_op): Do not shorten unsigned
9933 right shift after sign extension.
9935 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
9937 * combine.c (combine_simplify_rtx): Attempt to simplify
9938 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
9940 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
9941 (simplify_binary_operation, simplify_unary_operation,
9942 simplify_relational_operation): Use it.
9944 * combine.c (combine_simplify_rtx): Don't do associative law
9945 on divisions; allow associative law on floats.
9947 2001-07-17 H.J. Lu <hjl@gnu.org>
9948 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9950 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
9951 ASM_OUTPUT_WEAK_ALIAS are defined.
9952 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
9953 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
9955 * config/mips/iris5.h: ... here.
9956 (HANDLE_SYSV_PRAGMA): Defined as 1.
9957 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
9958 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
9961 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
9963 * c-parse.in (all_prefix_attributes): New variable.
9964 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
9965 (maybe_resetattrs): New production.
9966 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
9967 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
9968 notype_initdcl, nested_function, notype_nested_function,
9969 component_decl, components, components_notype,
9970 component_declarator, component_notype_declarator,
9971 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
9972 ivars, mydecl, myparm): Update. Avoid prefix attributes just
9973 after a comma being applied to more than one declarator.
9974 * doc/extend.texi (Attribute Syntax): Update. Remove
9975 documentation of bugs that are no longer present.
9977 2001-07-13 Eric Christopher <echristo@redhat.com>
9979 * config/mips/mips.h: Change TUNE_MIPS* options to use
9981 (EXTRA_SPECS): Add cc1_cpu_spec.
9982 * config/mips/mips.md (muldf3): Fix typo.
9984 2001-07-16 Richard Henderson <rth@redhat.com>
9986 * config/m68k/m68k.c: Include expr.h and reload.h.
9987 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
9988 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
9990 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
9991 Richard Henderson <rth@redhat.com>
9993 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
9994 (insn_live_p): Fix fall off end of function.
9995 (dead_libcall_p): Remove COUNTS argument; update callers.
9996 (delete_trivially_dead_insns): Remove unused variables.
9998 2001-07-17 Andreas Jaeger <aj@suse.de>
10000 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
10001 x86-64 pic support.
10003 * lcm.c (optimize_mode_switching): Avoid warning for unused
10004 variable if !NORMAL_MODE.
10006 * flow.c (try_crossjump_to_edge): Remove unused variable.
10008 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
10010 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
10011 atexit declaration in stdlib.h.
10013 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
10015 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
10017 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10019 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
10020 * except.c (finish_eh_generation): Update call of cleanup_cfg;
10021 do rebuild_jump_labels instead of jump_optimize
10022 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
10023 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
10024 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
10026 * flow.c: Include timevar.h
10027 (find_basic_block): Push/pop timevar;
10028 (cleanup_cfg): Likewise.
10029 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
10030 * Makefile: Add dependencies on timevar.h
10032 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
10033 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
10035 * rtl.h (delete_trivially_dead_insns): Add new parameter.
10036 * toplev.c (rest_of_compilation): Update calls.
10037 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
10038 (delete_trivially_dead_insns): ... here; accept new argument
10039 preserve_basic_blocks; preserve basic blocks if set.
10041 * reg-stack.c (stack_regs_mentioned): Return 0 if
10042 stack_regs_mentioned_data is not initialized.
10043 (reg_to_stack): Make stack_regs_mentioned survive after the
10044 reg-stack is completted; do not call cleanup_cfg.
10045 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
10046 make cleanup_cfg after bb-reorder to output to debug file.
10048 2001-07-16 Richard Henderson <rth@redhat.com>
10050 * regclass.c (init_reg_sets): Use only 32 bits per initializer
10051 from int_reg_class_contents.
10053 2001-07-16 Richard Henderson <rth@redhat.com>
10055 * hard-reg-set.h (regs_invalidated_by_call): Declare.
10056 * regclass.c (regs_invalidated_by_call): Move from cse.c.
10057 (init_reg_sets_1): Move initialization from cse_main.
10058 * cse.c (regs_invalidated_by_call): Move to regclass.c.
10059 (cse_main): Move its initialization also.
10060 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
10061 * flow.c (propagate_one_insn): Likewise.
10062 * gcse.c (compute_hash_table): Likewise.
10063 (compute_kill_rd, compute_store_table): Likewise.
10064 * sched-deps.c (sched_analyze_1): Likewise.
10066 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
10068 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
10071 2001-07-16 Steve Ellcey <sje@cup.hp.com>
10073 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
10074 in if statement so we don't access undefined memory.
10076 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
10078 * gcse.c: Update comment at top.
10079 Update comment on mem handling.
10080 mem_last_set, mem_first_set, mem_set_in_block: gone.
10081 Declaration of reg_set_info: gone.
10082 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
10083 pointless with load_killed_in_block_p (they are *more*
10084 conservative then it, not less, and less accurate).
10085 (oprs_not_set_p): Ditto.
10086 (alloc_gcse_mem): Don't allocate mem_set_in_block
10087 (free_gcse_mem): Don't free it, either.
10088 (record_last_mem_set_info): Update comment in front, remove
10089 mem_*set_* stuff. Note the reason we don't handle stores directly
10091 (compute_hash_table): Update comments to reflect reality. Remove
10092 mem_*set_* references.
10093 (reset_opr_set_tables): Remove mem_*set_* references.
10094 (mark_call): Ditto.
10095 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
10096 (mark_clobber): Ditto (on both parts, we double set here too).
10097 (expr_killed_p): Remove mem_set_in_block test.
10098 (compute_transp): Remove mem_set_in_block test.
10100 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
10101 of edge, and removal of phi alternative to dump file.
10102 (ssa_ccp_substitute_constants): Add note about register now being
10103 constant, and which uses were replaced in what insns to dump file.
10105 2001-07-16 Andreas Jaeger <aj@suse.de>
10107 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
10108 variables of type HOST_WIDEST_INT.
10110 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
10111 (__bb_exit_func): Correct type of count_max to avoid overflow.
10112 (num_digits): Handle long long argument.
10114 * combine.c (gen_lowpart_for_combine): Remove unused variable.
10116 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10118 * output.h (sdb_begin_function_line): Restore as an extern
10120 * sdbout.c (sdb_begin_function_line): Make extern.
10122 2001-07-15 Richard Henderson <rth@redhat.com>
10124 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
10125 * genrecog.c (maybe_both_true_mode): New.
10126 (maybe_both_true_2): Use it.
10127 (write_switch): Don't put Pmode in a switch.
10128 * rtl.c (mode arrays): Don't explicitly size them.
10130 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10132 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
10133 handling; move unconditional splitting before mode switching.
10135 * i386.md (type): Add fistp type.
10136 (i387, length_attr, scheduling definitions): Handle this type.
10137 (fix_trunc?f?i2): Revamp to use mode switching.
10138 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
10139 * i386.h (fp_cw_mode): New enum
10140 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
10141 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
10143 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10145 * Makefile.in (integrate.o): Add debug.h.
10146 * integrate.c (debug.h): Add.
10147 (output_inline_function): Save, reset, and restore debug_hooks.
10149 2001-07-15 Richard Henderson <rth@redhat.com>
10151 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
10152 instead of COMPARE for the EQUIV expression.
10154 2001-07-15 Richard Henderson <rth@redhat.com>
10156 * flow.c (redirect_edge_and_branch_force): Initialize
10157 global_live_at_start and global_live_at_end.
10158 (allocate_bb_life_data): Export.
10159 * basic-block.h (allocate_bb_life_data): Declare.
10160 * toplev.c (rest_of_compilation): Call it.
10162 2001-07-15 Richard Henderson <rth@redhat.com>
10164 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
10165 (alpha_tablejump_best_label): New.
10166 * config/alpha/alpha-protos.h: Declare them.
10167 * config/alpha/alpha.md: Use braced strings for code blocks.
10168 (tablejump_osf): Break out add with r29.
10169 (tablejump_osf_internal): Remove.
10170 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
10171 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
10173 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
10175 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
10178 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
10180 * i386-protos.h (ix86_split_fp_branch): Update prototype.
10181 (ix86_fp_jump_nontrivial_p): New.
10182 * i386.md (fp_jcc_?): Update call of split_fp_branch;
10183 use ix86_fp_jump_nontrivial_p.
10184 * i386.c (ix86_fp_jump_nontrivial_p): New.
10185 (ix86_split_fp_branch): Accept code instead of rtx.
10186 (ix86_expand_compare): Expand comparison early in case
10187 doing so is resonably cheap.
10189 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
10191 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
10193 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
10194 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
10196 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
10198 * dbxout.c (dbxout_source_line): Make static, update prototype.
10199 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
10200 (dbxout_init, dbxout_finish, dbxout_source_line,
10201 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
10202 * dbxout.h (dbxout_source_line): Delete.
10203 * debug.c (debug_nothing_file, debug_nothing_file_int,
10204 debug_nothing_file_charstar_rtx): New.
10205 (do_nothing_debug_hooks): Update.
10206 (debug_nothing_void, debug_nothing_charstar_rtx,
10207 dwarf2out_end_epilogue): New.
10208 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
10209 * debug.h (struct rtx_def): Declare.
10210 (gcc_debug_hooks): New hooks source_line, end_epilogue
10212 (debug_nothing_void, debug_nothing_charstar_rtx,
10213 dwarf2out_end_epilogue): New.
10214 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
10215 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
10216 (dwarf2_debug_hooks): Update.
10217 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
10218 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
10219 * dwarf2out.h (dwarf2out_source_line): Remove.
10220 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
10221 Make static, update prototype.
10222 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
10223 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
10224 (dwarf_debug_hooks): Update.
10225 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
10226 dwarfout_end_function): Remove.
10227 * final.c (profile_function): Use debug hooks for ending functions
10229 (output_source_line, final_end_function): Update prototype,
10231 (final_start_function, final_scan_insn): Update.
10232 * output.h (sdb_begin_function_line): Remove.
10233 (final_end_function): Update prototype.
10234 * sdbout.c (sdb_begin_function_line): Make static.
10235 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
10236 (sdbout_source_line): New.
10237 (sdbout_end_epilogue, sdbout_end_function): Make static, update
10239 (sdb_debug_hooks): Update.
10240 (sdbout_init, sdbout_source_line,
10241 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
10242 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
10243 * toplev.c (compile_file, rest_of_compilation): Update.
10244 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
10245 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
10246 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
10247 Update for prototype changes.
10248 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
10249 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
10251 2001-07-15 Richard Henderson <rth@redhat.com>
10253 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
10254 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
10255 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
10256 * config/alpha/alpha.c: Likewise.
10257 * config/alpha/alpha.md: Likewise.
10258 * config/alpha/alpha32.h: Likewise.
10259 * config/alpha/vms.h: Likewise.
10260 (OPEN_VMS): Remove.
10262 2001-07-14 Richard Henderson <rth@redhat.com>
10264 * config/alpha/alpha.md: Use define_constants for unspec values.
10265 Substitute throughout.
10267 2001-07-14 Tim Josling <tej@melbpc.org.au>
10269 * tree.def (EXPON_EXPR) remove. Never supported anyway.
10271 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
10273 * pa.md: Remove unused constraints from define_split's.
10275 2001-04-14 Richard Henderson <rth@redhat.com>
10277 * ifcvt.c (find_cond_trap): Test for exit block.
10279 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
10281 Re-install recently reverted patch.
10282 * emit-rtl.c (try_split): Update mark_jump_label call.
10283 * flow.c (find_sub_basic_blocks): Likewise.
10284 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
10285 jump_back_p): Kill.
10286 (mark_all_labels): Kill second parameter.
10287 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
10288 (rebuild_jump_labels, jump_optimize_minimal): Update call
10289 of jump_optimize_1.
10290 (jump_optimize_1): Kill crossjumping code.
10291 (mark_jump_label): Kill cross_jump parameter.
10292 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
10293 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
10294 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
10296 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
10298 (dump_file_info): Likewise.
10299 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
10300 reorganize passes to do reg-stack first, bb-reorder second.
10301 * invoke.texi (-d letters doc): Remove the jump2 pass.
10303 2001-07-14 Richard Henderson <rth@redhat.com>
10305 * ifcvt.c (find_cond_trap): New.
10306 (find_if_header): Call it.
10307 (merge_if_block): Relax existing jump sanity check.
10308 * jump.c (jump_optimize_1): Remove conditional trap handling.
10310 2001-07-14 Alan Modra <amodra@bigpond.net.au>
10312 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
10314 (insn_refs_are_delayed): Correct comment.
10315 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
10316 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
10317 instead of r31. Make associated insn !TARGET_64BIT, and
10318 provide an additional 64-bit insn that clobbers r2.
10319 (divsi3): Likewise.
10320 (udivsi3): Likewise.
10321 (modsi3): Likewise.
10322 (umodsi3): Likewise.
10324 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
10326 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
10328 * flow.c (redirect_edge_and_branch_force, split_edge,
10329 try_crossjump_to_edge): Use set_block_for_new_insns.
10330 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
10332 2001-07-13 H.J. Lu (hjl@gnu.org)
10334 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
10337 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
10339 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
10341 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
10343 * c-common.c (decl_attributes): Take a pointer to the node to
10344 which attributes are to be attached, and a flags argument.
10345 * c-common.h (enum attribute_flags): New.
10346 (decl_attributes): Update prototype.
10347 * c-decl.c (start_decl, push_parm_decl, finish_struct,
10348 finish_enum, start_function): Update calls to decl_attributes.
10349 * c-parse.in (component_declarator, component_notype_declarator,
10350 label): Update calls to decl_attributes.
10352 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
10354 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
10355 * config/avr/avr.c (legitimate_address_p): Return value changed
10356 from letter to register classes. For better debugging.
10358 2001-07-13 Kazu Hirata <kazu@hxi.com>
10360 * jump.c (reversed_comparison_code_parts): Fix comment typos.
10362 2001-07-13 H.J. Lu (hjl@gnu.org)
10364 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
10366 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
10368 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
10369 correctly for shared configurations.
10370 * config/t-libgcc-pic: New.
10371 * config/{i386,m68k,sparc}/t-openbsd: New.
10372 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
10373 Support -shared. Support debugging libraries with -g.
10374 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
10375 frame information does not emit pointer diffs.
10376 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
10377 emit pointer diffs.
10379 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
10381 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
10383 2001-07-13 David Edelsohn <edelsohn@gnu.org>
10385 * combine.c (try_combine): Ensure const_int pow2 is positive.
10387 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
10389 * config.gcc: Add configuration for s/390.
10390 * config/s390/s390.c: New. Subroutines for code generation.
10391 * config/s390/s390.h: New. Definitions for s/390.
10392 * config/s390/s390-protos.h: New. Prototypes.
10393 * config/s390/linux.h: New. Definitions for linux for s/390.
10394 * config/s390/linux64.h: New. Definitions for linux for zSeries.
10395 * config/s390/t-linux: New. Makefile fragment.
10396 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
10397 * config/s390/fixdfdi.h: New. Fix L_fix*di.
10399 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
10401 * emit-rtl.c (try_split): Update mark_jump_label call.
10402 * flow.c (find_sub_basic_blocks): Likewise.
10403 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
10404 jump_back_p): Kill.
10405 (mark_all_labels): Kill second parameter.
10406 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
10407 (rebuild_jump_labels, jump_optimize_minimal): Update call
10408 of jump_optimize_1.
10409 (jump_optimize_1): Kill crossjumping code.
10410 (mark_jump_label): Kill cross_jump parameter.
10411 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
10412 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
10413 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
10415 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
10417 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
10418 reorganize passes to do reg-stack first, bb-reorder second.
10419 * invoke.texi (-d letters doc): Remove the jump2 pass.
10421 2001-07-12 Steve Ellcey <sje@cup.hp.com>
10423 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
10425 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10427 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
10429 (verify_flow_info): Make diagnostics prettier.
10431 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
10433 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
10435 * flow.c (outgoing_edges_match): Return early if condition reversal
10438 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
10440 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
10441 (mips_move_2words): When splitting a move into two instructions,
10442 prefix the second address operand with '%D'.
10444 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
10446 * Makefile.in (final.o): Depend on debug.h.
10447 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
10448 (dbx_debug_hooks): Add new hooks.
10449 (xcoff_debug_hooks): New.
10450 * debug.c (debug_nothing_file_int_int): New.
10451 (do_nothing_debug_hooks): Update.
10452 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
10453 (debug_nothing_file_int_int): New.
10454 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
10455 static, update prototype.
10456 (dwarf2_debug_hooks): Update.
10457 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
10458 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
10459 static, update prototype.
10460 (dwarf_debug_hooks): Update.
10461 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
10462 * final.c: Include debug.h.
10463 (final_scan_insn): Use debug hooks when beginning and ending blocks.
10464 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
10465 static, update prototype.
10466 (sdb_debug_hooks): Update.
10467 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
10468 * toplev.c: Distinguish between xcoff and dbx.
10470 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
10471 Call all debug hooks, not just dwarf ones.
10473 2001-07-11 Timothy Wall <twall@redhat.com>
10475 * config.gcc: Add configuration for AIX5/IA64.
10476 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
10477 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
10478 support prefix/suffix code.
10479 * config/ia64/t-aix: New. Makefile fragment.
10480 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
10482 2001-07-11 Kazu Hirata <kazu@hxi.com>
10484 * recog.c (validate_change): Fix a comment typo.
10486 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
10488 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
10489 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
10491 * dbxout.c (dbx_debug_hooks): Add new hooks.
10492 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
10494 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
10496 * dbxout.h (dbxout_start_new_source_file,
10497 dbxout_resume_previous_source_file): Delete.
10498 * debug.c (do_nothing_debug_hooks): Add new hooks.
10499 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
10500 (debug_nothing_int_charstar, debug_nothing_int): New.
10501 * debug.h (gcc_debug_hooks): New hooks define, undef,
10502 start_source_file and end_source_file.
10503 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
10504 (debug_nothing_int_charstar, debug_nothing_int): New.
10505 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
10506 the conditionally compiled section.
10507 (dwarf2out_start_source_file, dwarf2out_end_source_file,
10508 dwarf2out_define, dwarf2out_undef): Make static.
10509 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
10510 dwarf2out_define, dwarf2out_undef): Remove.
10511 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
10512 (dwarfout_start_source_file, dwarfout_end_source_file,
10513 dwarfout_define, dwarfout_undef): Make static.
10514 (dwarfout_start_source_file_check,
10515 dwarfout_end_source_file_check): New.
10516 (dwarfout_define, dwarfout_finish): Update.
10517 * dwarfout.h (dwarfout_start_new_source_file,
10518 dwarfout_resume_previous_source_file, dwarfout_define,
10519 dwarfout_undef): Remove.
10520 * sdbout.c (sdb_debug_hooks): Add new hooks.
10521 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
10523 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
10524 make static, take an arg.
10525 * sdbout.h (sdbout_start_new_source_file,
10526 sdbout_resume_previous_source_file): Delete.
10527 * toplev.c (debug_start_source_file, debug_end_source_file,
10528 debug_define, debug_undef): Delete.
10529 * toplev.h (debug_start_source_file, debug_end_source_file,
10530 debug_define, debug_undef): Delete.
10532 * java/jcf-parse.c: Include debug.h.
10533 (parse_class_file): Update to use debug hooks directly.
10534 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
10536 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10538 * alias.c (set_mem_alias_set): New function.
10539 * rtl.h (set_mem_alias_set): Declare it.
10540 * builtins.c (expand_builtin_return_addr): Call it instead of
10541 using MEM_ALIAS_SET accessor.
10542 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
10543 (get_memory_rtx, expand_builtin_va_arg): Likewise.
10544 (expand_builtin_va_copy):Likewise.
10545 * caller-save.c (setup_save_areas): Likewise.
10546 * calls.c (compute_argument_addresses): Likewise.
10547 * explow.c (set_mem_attributes): Likewise.
10548 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
10549 (expand_assignment, store_constructor_field, store_field): Likewise.
10550 (expand_expr_unaligned): Likewise.
10551 * function.c (assign_stack_temp_for_type): Likewise.
10552 (put_reg_into_stack, gen_mem_addressof): Likewise.
10553 * ifcvt.c (noce_try_cmove_arith): Likewise.
10554 * reload1.c (reload, alter_reg): Likewise.
10555 * config/alpha/alpha.c (get_aligned_mem): Likewise.
10556 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
10557 (alpha_expand_unaligned_store): Likewise
10558 (alpha_expand_unaligned_load_words): Likewise.
10559 (alpha_expand_unaligned_store_words): Likewise.
10560 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
10561 (alpha_expand_epilogue): Likewise.
10562 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
10563 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
10564 * config/i386/i386.c (legitimize_pic_address): Likewise.
10565 * config/i960/i960.c (setup_incoming_varargs): Likewise.
10566 * config/ia64/ia64.c (spill_restore_mem): Likewise.
10567 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
10568 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
10569 * config/mips/mips.c (mips_va_arg): Likewise.
10570 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
10571 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
10572 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10573 (setup_incoming_varargs, rs6000_va_arg): Likewise.
10574 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
10575 (rs6000_emit_epilogue): Likewise.
10576 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
10577 * config/sparc/sparc.c (sparc_va_arg): Likewise.
10578 * config/v850/v850.c (v850_va_arg): Likewise.
10580 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
10582 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
10583 when fallthru edge is present.
10584 (mege_blocks): Handle case where creation of jump insn
10587 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
10588 CLEANUP_POST_REGSTACK): New constants.
10589 * except.c (finish_eh_generation): Update call of cleanup_cfg,
10590 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
10591 * output.h (cleanup_cfg): Update prototype.
10592 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
10593 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
10594 cleanup_cfg call; kill missleading comment.
10595 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
10596 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
10597 parameter; control optimizations performed using it.
10598 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
10599 try_crossjump_bb): New functions.
10601 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
10603 * pa.c (pa_output_function_prologue): Delete prototype. Make function
10605 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
10606 pa_output_function_prologue.
10607 * pa-protos.h (pa_output_function_prologue): New prototype.
10609 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
10611 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
10612 and low to get correct sign extension in low+high test.
10614 2001-07-11 Janis Johnson <janis@us.ibm.com>
10616 * gcov.c (arcdata): Use gcov_type to fix branch percentage
10617 for large hit count.
10619 * profile.c (branch_prob): Fix .bbg info for computed gotos
10622 2001-07-11 Mark Mitchell <mark@codesourcery.com>
10624 * stmt.c (parse_output_constraint): New function, split out
10626 (expand_asm_operands): ... here. Use parse_output_constraint.
10627 * tree.h (parse_output_constraint): Declare it.
10629 2001-07-11 Richard Henderson <rth@redhat.com>
10631 * bitmap.c: Comment some functions; fiddle whitespace.
10632 (bitmap_free): Don't export.
10633 (bitmap_element_allocate): Use memset.
10634 * bitmap.h (bitmap_free): Don't declare.
10636 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
10638 * gcse.c, lcm.c, sched-deps.c:
10639 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
10641 * flow.c (flow_loops_find): Free dom if we found no loops, since
10642 we aren't going to save it.
10644 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
10647 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
10649 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
10651 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10653 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
10654 #ifndef DWARF2_DEBUGGING_INFO.
10656 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
10658 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
10660 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
10662 * config/mips/mips.c (gen_int_relational): Tell the caller not to
10663 reverse a branch if a NE comparison is implemented with GTU.
10665 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
10666 H.J. Lu <hjl@gnu.org>
10668 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
10669 constant addresses.
10670 (call_internal2): Likewise.
10671 (call_value_internal1): Likewise.
10672 (call_value_internal2): Likewise.
10673 (call_value_multiple_internal1): Likewise.
10674 (call_value_multiple_internal2): Likewise.
10676 2001-07-10 Kazu Hirata <kazu@hxi.com>
10678 * calls.c (emit_library_call_value_1): Fix a comment typo.
10679 * dwarf2out.c (mem_loc_descriptor): Likewise.
10680 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
10682 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
10684 * simplify-rtx.c (simplify_subreg): Fix typo in comment
10686 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10688 * recog.c (offsettable_address_p): Handle LO_SUM case.
10689 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
10690 instead of plus_constant.
10692 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10694 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
10695 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
10697 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10699 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
10700 adjust_address_nv instead of plus_constant.
10702 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
10704 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
10705 dwarf2out.o): Depend on debug.h, wrap long lines.
10706 * dbxout.c: Include debug.h.
10707 (dbx_debug_hooks): New.
10708 (dbxout_init): Make static, take just 2 args.
10709 (dbxout_finish): Make static.
10710 * dbxout.h (dbxout_init, dbxout_finish): Delete.
10711 * debug.c: New file.
10712 * debug.h: New file.
10713 * dwarf2out.c: Include debug.h.
10714 (dwarf2_debug_hooks): New.
10715 (dwarf2out_init): Make static.
10716 (dwarf2out_finish): Make static, take 2 args.
10717 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
10718 * dwarfout.c: Include debug.h.
10719 (dwarf_debug_hooks): New.
10720 (dwarfout_init): Make static.
10721 (dwarfout_finish): Make static, take 2 args.
10722 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
10723 * sdbout.c: Include debug.h.
10724 (sdb_debug_hooks): New.
10725 (sdbout_init): Make static, take 2 args.
10726 * sdbout.h (sdbout_init): Delete.
10727 * toplev.c: Include debug.h.
10728 (debug_hooks): New.
10729 (compile_file): Set deubg_hooks based on command line options.
10730 Use the hooks unconditionally rather than conditional compilation.
10732 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
10734 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
10735 first_insn_after_basic_block_note instead.
10737 * df.c (df_bb_refs_unlink): #if 0 out for now.
10739 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
10741 * ssa.h: Add prototype for ssa_const_prop
10742 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
10743 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
10744 (ssa_fast_dce): Remove unused variable
10746 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
10748 * diagnostic.c (finish_diagnostic): Rename to
10749 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
10752 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
10754 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
10757 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
10758 (dump_file): Only pad the demangled name with spaces if the
10759 mangled name was padded with spaces.
10761 2001-07-10 Bernd Schmidt <bernds@redhat.com>
10763 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
10766 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10768 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
10769 extraction if no direct load if either EXPAND_CONST_ADDRESS or
10770 EXPAND_INITIALIZER.
10772 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
10773 whether can put offset inside LO_SUM to check mode alignment, not size.
10775 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
10777 * doc/tm.texi (Misc): Fix thinko.
10779 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
10781 * regmove.c (replace_in_call_usage): Fix warnings.
10782 * sched-deps.c (add_dependence): Fix warnings.
10783 * simplify-rtx.c (simplify_subreg): Likewise.
10784 Return NULL_RTX instead of NULL.
10786 * reg-stack.c (emit_swap_insn): Eliminate warnings.
10787 (subst_asm_stack_regs): Likewise.
10789 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
10792 * dwarf2out.c (output_call_frame_info): Declare i as int.
10793 (build_abbrev_table): Declare n_alloc as int.
10794 (dwarf2out_finish): Initialize die.
10795 * except.c: Declare sjlj_funcdef_number as unsigned.
10796 (connect_post_landing_pads): Declare j as unsigned.
10797 (convert_to_eh_region_ranges): Initialize call_site.
10798 (output_function_exception_table): Initialize tt_format_size.
10799 * expr.c (move_by_pieces_1): Initialize to1.
10800 (store_constructor): Initialize minelt and maxelt.
10801 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
10802 * function.c (instantiate_decls): Avoid signed/unsigned warning.
10804 * c-decl.c (combine_parm_decls): Unused, remove.
10805 * c-tree.h: Remove prototype for combine_parm_decls.
10807 * reload.c (push_reload): Fix warning.
10808 (regno_clobbered_p): Likewise.
10809 * reload1.c (replace_pseudos_in_call_usage): Likewise.
10810 (reload_combine): Likewise.
10812 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
10813 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
10815 * bitmap.c (bitmap_operation): Change user.
10816 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
10818 2001-07-10 Eric Christopher <echristo@redhat.com>
10820 * config/mips/mips.c (override_options): Fix typo.
10822 2001-07-09 Stan Shebs <shebs@apple.com>
10824 * target.h (struct gcc_target): New fields init_builtins and
10826 * target-def.h (TARGET_INIT_BUILTINS): New macro.
10827 (TARGET_EXPAND_BUILTIN): New macro.
10828 (TARGET_INITIALIZER): Add them.
10829 * builtins.c: Include target.h.
10830 (expand_builtin): Use targetm.expand_builtin.
10831 (default_init_builtins): New function.
10832 (default_expand_builtin): New function.
10833 * expr.h (default_init_builtins): Declare.
10834 (default_expand_builtin): Declare.
10835 * c-common.c (c_common_nodes_and_builtins): Use
10836 targetm.init_builtins.
10837 * defaults.h (MD_INIT_BUILTINS): Remove.
10838 * Makefile.in (builtins.o): Depend on target.h.
10840 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
10841 (TARGET_EXPAND_BUILTIN): Define.
10842 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
10843 (MD_EXPAND_BUILTIN): Remove.
10845 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
10846 (TARGET_EXPAND_BUILTIN): Define.
10847 (c4x_init_builtins): Make endlink arg a local.
10848 (c4x_print_operand): Fix typos in adjust_address usages.
10849 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
10850 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
10851 (MD_EXPAND_BUILTIN): Remove.
10853 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
10854 (TARGET_EXPAND_BUILTIN): Define.
10855 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
10856 (ix86_init_builtins): Call new function only if TARGET_MMX.
10857 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
10858 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
10859 (MD_EXPAND_BUILTIN): Remove.
10861 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
10862 (TARGET_EXPAND_BUILTIN): Define.
10863 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
10864 (MD_EXPAND_BUILTIN): Remove.
10866 * doc/tm.texi: Document these changes.
10868 2001-07-09 Diego Novillo <dnovillo@redhat.com>
10870 * basic-block.h (tree_node): Forward declare if needed.
10871 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
10872 (BLOCK_HEAD_TREE): Define.
10873 (BLOCK_END_TREE): Define.
10874 (struct loops): Rename field 'tree' to 'tree_root'.
10875 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
10877 (flow_loops_tree_build): Rename reference to field 'tree' to
10879 (flow_loops_level_compute): Ditto.
10880 * predict.c (estimate_bb_frequencies): Ditto.
10881 * tree.h (struct tree_common): Add field 'aux'.
10883 2001-07-09 Stan Shebs <shebs@apple.com>
10885 * config/darwin.c (darwin_encode_section_info): Don't mark any
10886 DECL_EXTERNAL node as defined.
10888 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
10890 * pa.c (pa_init_machine_status, pa_mark_machine_status,
10891 pa_free_machine_status, hppa_init_pic_save): Delete.
10892 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
10893 (hppa_profile_hook): Use hppa_pic_save_rtx.
10894 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
10895 hppa_init_pic_save): Delete.
10896 (hppa_pic_save_rtx): Declare.
10897 * pa.md (call, call_value, sibcall, sibcall_value,
10898 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
10900 2001-07-09 Kazu Hirata <kazu@hxi.com>
10902 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
10903 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
10905 2001-07-09 Andreas Jaeger <aj@suse.de>
10907 * output.h: Add declaration of final_forward_branch_p.
10909 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
10911 * varray.c: Include errors.h for internal_error and trim_filename
10914 * Makefile.in (varray.o): Add errors.h.
10916 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
10918 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
10919 * optabs.c (have_add2_insn): Check whether the add insn chosen
10920 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
10921 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
10923 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
10925 * Makefile.in (OBJS): Add ssa-ccp.o
10926 (ssa-ccp.o): Add dependencies.
10927 * toplev.c (DFI_ssa_ccp): New dump file enum.
10928 (dump_file): Add entry for dumping after SSA CCP.
10929 (flag_ssa_ccp): New flag variable.
10930 (f_options): Add -fssa-ccp.
10931 (rest_of_compilation): Run SSA CCP if requested.
10932 * timevar.def (TV_SSA_CCP): New timevar.
10933 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
10934 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
10935 Fix minor typo in SSA DCE documentation.
10936 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
10937 Add documentation for new dump option. Renumber dump files
10940 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10942 * emit-rtl.c (gen_highpart_mode): New.
10943 * rtl.h (gen_highpart_mode): Declare.
10944 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
10945 operand can be VOIDmode constant.
10947 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
10949 * flow.c (redirect_edge_and_branch_force): New.
10950 (can_fallthru): Ensure that basic blocks are succeeding.
10951 (try_optimize_cfg): Do not delete basic block if it is the last one.
10953 * flow.c (try_redirect_by_replacing_jump): Do not remove
10954 jumps with side effects, unlink chain on fallthru edge;
10955 set block for new jump instruction; avoid basic block to
10956 over by line number note.
10958 * flow.c (try_simplify_condjump): Verify that the condjump
10959 is not always falling trought.
10962 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
10964 * flow.c (forwarder_block_p): Fix for fallthru blocks.
10965 (try_redirect_by_replacing_jump): Update properly the count
10966 and frequency information.
10968 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10970 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
10971 address that is a LO_SUM specially.
10972 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
10974 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
10976 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
10977 (operand_subword): Use them.
10978 (change_address_1): Renamed from change_address; new arg VALIDATE.
10979 * expr.h: Reflect above changes; change_address now macro.
10980 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
10982 * cselib.c (add_mem_for_addr): Likewise.
10983 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
10984 * regmove.c (try_apply_stack_adjustment): Likewise.
10985 * reload.c (push_reload, make_memloc): Likewise.
10986 * reload1.c (eliminate_regs): Likewise.
10987 * simplify-rtx.c (simplify_replace_rtx): Likewise.
10988 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
10990 * combine.c (make_extraction, simplify_shift_const): Likewise.
10991 (gen_lowpart_for_combine): Likewise.
10992 * cse.c (gen_lowpart_if_possible): Likewise.
10993 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
10994 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
10995 * optabs.c (gen_move_insn): Likewise.
10996 * reload1.c (alter_reg): Likewise.
10997 * simplify-rtx.c (simplify_subreg): Likewise.
10998 * stmt.c (expand_anon_union_decl): Likewise.
10999 * recog.c (validate_replace_rtx_1): Likewise.
11001 * Makefile.in (recog.o): Add $(EXPR_H).
11002 * explow.c (stabilize): Call replace_equiv_address.
11003 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
11004 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
11006 2001-07-03 Andrew Haley <aph@redhat.com>
11008 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
11009 the mode of the memory location.
11011 2001-07-09 Bo Thorsen <bo@suse.co.uk>
11013 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
11015 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
11017 * final.c (output_addr_const): Use target opening and
11018 closing parentheses.
11019 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
11020 defaults, add to TARGET_ASM_OUT.
11021 * target.h (struct gcc_target): Add open_paren and close_paren.
11022 * doc/md.texi: Update.
11023 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
11024 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
11025 TARGET_ASM_CLOSE_PAREN.
11026 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
11028 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
11030 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
11031 * config/a29k/a29k.h: Similarly.
11032 * config/alpha/alpha.h: Similarly.
11033 * config/arc/arc.h: Similarly.
11034 * config/arm/aof.h: Similarly.
11035 * config/arm/aout.h: Similarly.
11036 * config/avr/avr.h: Similarly.
11037 * config/c4x/c4x.h: Similarly.
11038 * config/clipper/clipper.h: Similarly.
11039 * config/convex/convex.h: Similarly.
11040 * config/d30v/d30v.h: Similarly.
11041 * config/dsp16xx/dsp16xx.h: Similarly.
11042 * config/elxsi/elxsi.h: Similarly.
11043 * config/fr30/fr30.h: Similarly.
11044 * config/h8300/h8300.h: Similarly.
11045 * config/i370/i370.h: Similarly.
11046 * config/i386/i386.h: Similarly.
11047 * config/i860/i860.h: Similarly.
11048 * config/i960/i960.h: Similarly.
11049 * config/ia64/ia64.h: Similarly.
11050 * config/m32r/m32r.h: Similarly.
11051 * config/m68hc11/m68hc11.h: Similarly.
11052 * config/m68k/m68k.h: Similarly.
11053 * config/m88k/m88k.h: Similarly.
11054 * config/mcore/mcore.h: Similarly.
11055 * config/mips/mips.h: Similarly.
11056 * config/mn10200/mn10200.h: Similarly.
11057 * config/mn10300/mn10300.h: Similarly.
11058 * config/ns32k/ns32k.h: Similarly.
11059 * config/pa/pa.h: Similarly.
11060 * config/pdp11/pdp11.h: Similarly.
11061 * config/pj/pj.h: Similarly.
11062 * config/romp/romp.h: Similarly.
11063 * config/rs6000/rs6000.h: Similarly.
11064 * config/sh/sh.h: Similarly.
11065 * config/sparc/sparc.h: Similarly.
11066 * config/v850/v850.h: Similarly.
11067 * config/vax/vax.h: Similarly.
11068 * config/we32k/we32k.h: Similarly.
11070 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
11072 * doc/c-tree.texi: Document representation of attributes.
11074 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11076 * doc/tm.texi: Update some places for the rename of target to
11079 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11081 * target.h (struct gcc_target): Add insert_attributes.
11082 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
11083 (TARGET_INITIALIZER): Update.
11084 * tree.c, tree.h (default_insert_attributes): New function.
11085 Update comments on other default functions to refer to targetm,
11087 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
11088 TARGET_INSERT_ATTRIBUTES.
11089 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
11090 * c-common.c (decl_attributes): Use targetm.insert_attributes.
11091 Don't use PRAGMA_INSERT_ATTRIBUTES.
11092 * Makefile.in (c-common.o): Depend on $(TARGET_H).
11093 * c-decl.c (start_decl, start_function): Don't call
11094 SET_DEFAULT_DECL_ATTRIBUTES.
11095 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
11096 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
11098 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
11099 (c4x_check_attribute): Avoid modifying attribute list itself.
11100 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
11102 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
11103 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
11105 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
11106 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
11108 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
11109 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
11111 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
11112 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
11113 Adjust parameters. Make static.
11115 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11117 * c-common.c (decl_attributes): Only take a single attributes
11119 * c-common.h (decl_attributes): Update prototype.
11120 * c-decl.c (start_decl, start_function): Only take a single
11121 attributes parameter. Update calls to decl_attributes.
11122 (finish_struct, finish_enum): Update calls to decl_attributes.
11123 (push_parm_decl): Expect unified list of attributes. Update call
11124 to decl_attributes.
11125 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
11126 notype_nested_function, component_declarator,
11127 component_notype_declarator, label): Update calls to
11129 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
11130 lists that are passed to push_parm_decl.
11131 * c-tree.h (start_function, start_decl): Update prototypes.
11132 * config/sh/sh-protos.h, config/sh/sh.c
11133 (sh_pragma_insert_attributes): Only take a single attributes
11135 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
11136 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
11137 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
11138 build_module_descriptor, generate_static_references,
11139 generate_strings, build_selector_translation_table,
11140 generate_descriptor_table, generate_protocols,
11141 generate_ivars_list, generate_dispatch_table,
11142 generate_protocol_list, generate_category,
11143 generate_shared_structures, really_start_method, add_objc_decls,
11144 generate_classref_translation_entry): Update calls to start_decl
11145 and start_function.
11146 (build_tmp_function_decl, start_method_def): Unify attribute lists
11147 that are passed to push_parm_decl.
11149 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
11151 * final.c (no_asm_to_stream): New.
11152 (final_scan_insn): Use target structures for prologue ends
11153 and epilogue starts.
11154 * output.h (no_asm_to_stream): New.
11155 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
11156 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
11157 (TARGET_ASM_OUT): Update.
11158 * target.h (struct gcc_target): New members function_end_prologue
11159 and function_begin_epilogue.
11160 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
11161 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
11162 * config/alpha/alpha.c (output_end_prologue): Rename to
11163 alpha_output_function_end_prologue. Use in target struct
11165 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
11166 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
11167 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
11168 ia64_output_function_end_prologue. Use in target struct
11170 (ia64_function_prologue, ia64_funciton_epilogue): Rename
11171 mistyped prototypes.
11172 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
11173 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
11175 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
11176 an use in target struct, make static.
11177 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
11180 2001-07-08 Richard Henderson <rth@redhat.com>
11182 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
11184 2001-07-08 Richard Henderson <rth@redhat.com>
11186 * config/i386/i386.md: Remove constraints strings from define_split
11187 and define_peephole2 patterns.
11188 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
11189 (eh_return): Use them.
11191 2001-07-08 Richard Henderson <rth@redhat.com>
11193 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
11194 Document MD_FALLBACK_FRAME_STATE_FOR.
11196 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11198 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
11199 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
11201 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
11203 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
11205 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
11206 of the label inside NAME as opposed to just the end of NAME.
11208 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
11210 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
11211 * config/alpha/alpha.c (alpha_init_machine_status,
11212 alpha_mark_machine_status, alpha_free_machine_status): Delete.
11213 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
11214 (vms_valid_decl_attribute_p): Make static, conditionally compile.
11215 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
11217 2001-07-06 Stan Shebs <shebs@apple.com>
11219 * target.h (targetm): Rename global from "target", so as not to
11220 conflict with local variables.
11222 * c-typeck.c: Ditto.
11225 * cp/decl.c: Ditto.
11226 * cp/decl2.c: Ditto.
11227 * cp/typeck.c: Ditto.
11228 * 1750a/1750a.c: Ditto.
11229 * a29k/a29k.c: Ditto.
11230 * arc/arc.c: Ditto.
11231 * arm/arm.c: Ditto.
11232 * avr/avr.c: Ditto.
11233 * clipper/clipper.c: Ditto.
11234 * convex/convex.c: Ditto.
11235 * d30v/d30v.c: Ditto.
11236 * dsp16xx/dsp16xx.c: Ditto.
11237 * elxsi/elxsi.c: Ditto.
11238 * fr30/fr30.c: Ditto.
11239 * h8300/h8300.c: Ditto.
11240 * i370/i370.c: Ditto.
11241 * i386/i386.c: Ditto.
11242 * i860/i860.c: Ditto.
11243 * i960/i960.c: Ditto.
11244 * ia64/ia64.c: Ditto.
11245 * m32r/m32r.c: Ditto.
11246 * m68hc11/m68hc11.c: Ditto.
11247 * m68k/m68k.c: Ditto.
11248 * m88k/m88k.c: Ditto.
11249 * mips/mips.c: Ditto.
11250 * ns32k/ns32k.c: Ditto.
11252 * pdp11/pdp11.c: Ditto.
11253 * romp/romp.c: Ditto.
11254 * rs6000/rs6000.c: Ditto.
11256 * sparc/sparc.c: Ditto.
11257 * vax/vax.c: Ditto.
11258 * we32k/we32k.c: Ditto.
11259 * doc/tm.texi: Update the manual to match.
11261 2001-07-06 Richard Henderson <rth@redhat.com>
11263 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
11264 DWARF2_UNWIND_INFO not just whether it is defined.
11266 2001-07-06 Diego Novillo <dnovillo@redhat.com>
11268 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
11269 call to simplify_binary_operation returns a new pattern.
11271 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
11273 * glimits.h (__SHRT_MAX__): New.
11274 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
11275 (SHRT_MAX): Define in terms of __SHRT_MAX__.
11277 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
11279 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
11282 2001-07-06 Richard Henderson <rth@redhat.com>
11284 * bitmap.c (bitmap_release_memory): Move adjacent to the
11285 allocation functions.
11286 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
11287 the implementation. Binary search for the set bit.
11288 (bitmap_union_of_diff): Allocate the temporary on the stack
11289 instead of using xmalloc.
11291 2001-07-06 Richard Henderson <rth@redhat.com>
11293 * genrecog.c (validate_pattern): Warn for constraints in
11294 define_{expand,split,peephole2}. Remove strict_low_part
11295 before looking up match_dup.
11297 2001-07-06 DJ Delorie <dj@redhat.com>
11299 * doc/gcc.texi (Makefile): Rename to be a more general purpose
11300 chapter about various build hints and history. Add section
11301 talking about the various types of native and cross builds.
11303 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
11305 * Makefile.in (final.o): Depend on target.h.
11306 * final.c: Include target.h.
11307 (default_function_pro_epilogue): New.
11308 (final_start_function): Use target structure for function prologues.
11309 (final_end_function): Use target structure for function epilogues.
11310 * fold-const.c (real_hex_to_f): Constify s and p.
11311 * output.h (default_function_pro_epilogue): New.
11312 * real.h (real_hex_to_f): Update prototype.
11313 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
11314 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
11315 (TARGET_INITIALIZER): Update.
11316 * target.h (gcc_target): Add struct asm_out.
11317 * doc/tm.texi: Update.
11320 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
11321 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
11322 in cpu/cpu.c, or rename old functions consistently. Take
11323 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
11324 redundant macros and prototypes. Make new functions static.
11326 * 1750a/1750a.c: Similarly.
11327 * 1750a/1750a.h: Similarly.
11328 * a29k/a29k-protos.h: Similarly.
11329 * a29k/a29k.c: Similarly.
11330 * a29k/a29k.h: Similarly.
11331 * arc/arc-protos.h: Similarly.
11332 * arc/arc.c: Similarly.
11333 * arc/arc.h: Similarly.
11334 * arm/arm-protos.h: Similarly.
11335 * arm/arm.c: Similarly.
11336 * arm/arm.h: Similarly.
11337 * avr/avr-protos.h: Similarly.
11338 * avr/avr.c: Similarly.
11339 * avr/avr.h: Similarly.
11340 * clipper/clipper-protos.h: Similarly.
11341 * clipper/clipper.c: Similarly.
11342 * clipper/clipper.h: Similarly.
11343 * convex/convex.c: Similarly.
11344 * convex/convex.h: Similarly.
11345 * d30v/d30v-protos.h: Similarly.
11346 * d30v/d30v.c: Similarly.
11347 * d30v/d30v.h: Similarly.
11348 * d30v/d30v.md: Similarly.
11349 * dsp16xx/dsp16xx-protos.h: Similarly.
11350 * dsp16xx/dsp16xx.c: Similarly.
11351 * dsp16xx/dsp16xx.h: Similarly.
11352 * elxsi/elxsi.c: Similarly.
11353 * elxsi/elxsi.h: Similarly.
11354 * fr30/fr30.c: Similarly.
11355 * fr30/fr30.md: Similarly.
11356 * h8300/h8300-protos.h: Similarly.
11357 * h8300/h8300.c: Similarly.
11358 * h8300/h8300.h: Similarly.
11359 * i370/i370-protos.h: Similarly.
11360 * i370/i370.c: Similarly.
11361 * i370/i370.h: Similarly.
11362 * i386/i386.c: Similarly.
11363 * i386/osf1elf.h: Similarly.
11364 * i386/osfrose.h: Similarly.
11365 * i860/i860-protos.h: Similarly.
11366 * i860/i860.c: Similarly.
11367 * i860/i860.h: Similarly.
11368 * i960/i960-protos.h: Similarly.
11369 * i960/i960.c: Similarly.
11370 * i960/i960.h: Similarly.
11371 * ia64/ia64-protos.h: Similarly.
11372 * ia64/ia64.c: Similarly.
11373 * ia64/ia64.h: Similarly.
11374 * m32r/m32r-protos.h: Similarly.
11375 * m32r/m32r.c: Similarly.
11376 * m32r/m32r.h: Similarly.
11377 * m68hc11/m68hc11-protos.h: Similarly.
11378 * m68hc11/m68hc11.c: Similarly.
11379 * m68hc11/m68hc11.h: Similarly.
11380 * m68k/crds.h: Similarly.
11381 * m68k/dpx2.h: Similarly.
11382 * m68k/m68k-protos.h: Similarly.
11383 * m68k/m68k.c: Similarly.
11384 * m68k/m68k.h: Similarly.
11385 * m68k/news.h: Similarly.
11386 * m88k/m88k-protos.h: Similarly.
11387 * m88k/m88k.c: Similarly.
11388 * m88k/m88k.h: Similarly.
11389 * mips/mips-protos.h: Similarly.
11390 * mips/mips.c: Similarly.
11391 * mips/mips.h: Similarly.
11392 * ns32k/merlin.h: Similarly.
11393 * ns32k/ns32k.c: Similarly.
11394 * ns32k/ns32k.h: Similarly.
11395 * ns32k/tek6000.h: Similarly.
11396 * pa/pa-protos.h: Similarly.
11397 * pa/pa.c: Similarly.
11398 * pa/pa.h: Similarly.
11399 * pdp11/2bsd.h: Similarly.
11400 * pdp11/pdp11-protos.h: Similarly.
11401 * pdp11/pdp11.c: Similarly.
11402 * pdp11/pdp11.h: Similarly.
11403 * romp/romp-protos.h: Similarly.
11404 * romp/romp.c: Similarly.
11405 * romp/romp.h: Similarly.
11406 * rs6000/rs6000-protos.h: Similarly.
11407 * rs6000/rs6000.c: Similarly.
11408 * rs6000/rs6000.h: Similarly.
11409 * rs6000/sysv4.h: Similarly.
11410 * sh/sh-protos.h: Similarly.
11411 * sh/sh.c: Similarly.
11412 * sh/sh.h: Similarly.
11413 * sparc/sparc-protos.h: Similarly.
11414 * sparc/sparc.c: Similarly.
11415 * sparc/sparc.h: Similarly.
11416 * vax/vax.c: Similarly.
11417 * vax/vax.h: Similarly.
11418 * vax/vms.h: Similarly.
11419 * we32k/we32k.c: Similarly.
11420 * we32k/we32k.h: Similarly.
11422 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
11424 * basic-block.h (first_insn_after_basic_block_note): Declare.
11425 * flow.c (first_insn_after_basic_block_note): Define. Moved
11427 * ssa.c (first_insn_after_basic_block_note): Remove.
11428 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
11430 (ssa_eliminate_dead_code): Properly update the CFG and PHI
11431 nodes when we find a dead conditional branch. Insert BARRIERs
11432 after any blocks with no successors, but which do not have
11435 2001-07-06 Zack Weinberg <zackw@stanford.edu>
11437 * varray.c (varray_check_failed): Use internal_error.
11439 2001-07-05 Andrew Haley <aph@redhat.com>
11441 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
11442 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
11443 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
11445 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
11447 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
11448 reference if the target constant is also a SYMBOL_REF.
11450 2001-07-05 Eric Christopher <echristo@redhat.com>
11452 * config/mips/mips.h (MASK_MIPS3900): Remove.
11453 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
11454 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
11455 (TARGET_MIPS3900): Change to use mips_arch.
11456 (TARGET_MIPS4000): New.
11457 (TARGET_MIPS4100): New.
11458 (TARGET_MIPS4300): New.
11459 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
11460 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
11462 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
11463 (ISA_HAS_BRANCHLIKELY): To here.
11464 (CC1_CPU_SPEC): New.
11465 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
11466 (mips_arch_string): Declare.
11467 (mips_arch): Declare.
11468 (TARGET_OPTIONS): Add -march and -mtune.
11470 * config/mips/mips.c (mips_arch_string): New.
11472 (override_options): Handle -march for codegen and -mtune
11473 for scheduling. Use mips_arch. Move tx39 target default here.
11474 (mips_parse_cpu): Move error message to override_options.
11476 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
11478 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
11480 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
11481 (MIPS Options): Ditto. Change mcpu entry to historical text.
11483 2001-07-05 H.J. Lu (hjl@gnu.org)
11485 * config/mips/mips.c (mips_parse_cpu): New function to parse
11488 2001-07-05 Jim Wilson <wilson@redhat.com>
11490 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
11491 * config/ia64/t-ia64: Likewise.
11492 (LIB1ASMFUNCS): Update comment.
11494 2001-07-05 David Edelsohn <edelsohn@gnu.org>
11496 * doc/install.texi (Install GCC: Binaries): Fix typo.
11498 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11500 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
11501 reference using the stack pointer, adjust it since we push Y
11503 ("*ashrsi3"): Likewise.
11504 ("*lshrsi3"): Likewise.
11506 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11508 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
11509 when -fomit-frame-pointer is used.
11511 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
11513 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
11514 (try_redirect_by_replacing_jump): Reverse updating properly the
11515 count and frequency information. Reverse removing cc0 setter.
11516 (forwarder_block_p): Reverse fixing for fallthru blocks.
11518 2001-07-05 DJ Delorie <dj@redhat.com>
11520 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
11521 (translate_options): If the above is defined, use it to map
11522 given options to new options.
11523 * doc/tm.texi: Document it.
11525 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
11526 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11528 * doc/invoke.texi (Optimize Options): Document that -fgcse may
11529 cause programs using computed gotos to run more slowly.
11531 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11533 * doc/install.texi (Specific): Markup, spelling and typo fixes.
11535 Consistently require binutils 2.11.2, not prereleases.
11536 (Specific, decstation-*): Canonicalize as mips-dec-*.
11537 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
11539 (Specific, m68k-altos): Removed reference to README.altos, deleted.
11540 (Specific, mips-*): Reword MIPS C compiler requirements.
11541 (Specific, powerpc*-*-*): New, mention --with-cpu once.
11542 (Specific, sunv5): Removed, obsolete.
11544 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
11546 * dwarf2out.c (output_loc_list): Use an all ones mask for
11547 .text asm output and don't rely on long long
11548 literals. Reformat some long lines.
11550 2001-07-05 Andreas Jaeger <aj@suse.de>
11552 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
11555 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
11557 * dwarf2out.c (dwarf2out_define): Update comment.
11558 (dwarf2out_undef): Ditto.
11559 (dwarf2out_start_source_file): Ditto.
11560 (dwarf2out_end_source_file): Ditto.
11561 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
11562 since we never call the start/end debug hook for the primary file.
11564 2001-07-04 Kazu Hirata <kazu@hxi.com>
11566 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
11569 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
11571 * cppinit.c (remove_dup_dirs): Inform if a system include
11572 directory is being reordered.
11573 * doc/invoke.texi (Directory Options): GCC warns if you hide a
11575 * doc/cpp.texi (Search Paths): Likewise.
11576 * doc/gcc.texi (Interoperation): Remove information about
11579 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
11581 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
11582 (VARRAY_TOP_CHAR_PTR): Likewise.
11584 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11586 * gcc.c (process_command): Don't assign elements of a const char*.
11588 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11590 * emit-rtl.c (change_address): Don't abort if invalid address while
11591 reload is in progress.
11593 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
11595 * c-lex.c (cb_file_change): Pass line number to
11596 debug_start_source_file.
11597 (cb_undefine): Pass correct line number to debug_undef.
11599 * toplev.c (debug_start_source_file): Add line number to
11600 parameters. Pass it along to dwarf2out_start_source_file.
11601 (decode_g_option): Stop resetting debug level back to normal when
11602 we change debug formats, unless the current level is
11603 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
11606 * toplev.h (debug_start_source_file): Add line number to
11609 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
11612 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
11614 Output debug_macinfo data for starting file if requested.
11615 (dwarf2out_end_source_file): Output debug_macinfo data for ending
11617 (dwarf2out_define): Output debug_macinfo data for defining a macro
11619 (dwarf2out_undef): Output debug_macinfo data for undefining a
11620 macro if requested.
11621 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
11622 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
11623 (macinfo_section_label): New. DWARF2 macro info section label.
11624 (dwarf2out_init): If we want macro info, output the start label
11626 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
11627 attribute to the compilation unit die pointing to the macro info.
11629 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
11631 * dwarf2out.c (new_loc_list): Move to inside #ifdef
11632 DWARF2_DEBUGGING_INFO.
11633 (add_loc_descr_to_loc_list): Ditto.
11634 (output_loc_list): Ditto.
11635 Also, fix thinko in curr not being initialized.
11636 (gen_internal_sym): Ditto.
11638 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11640 * emit-rtl.c (replace_equiv_address): New function.
11641 * expr.h (replace_equiv_address): New declaration.
11642 * explow.c (validize_mem): Call it instead of change_address and
11643 also call if -fforce-addr and address is constant.
11644 * expr.c: Replace more calls to change_address with adjust_address
11645 and/or replace_equiv_address or to validize_mem.
11646 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
11647 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
11648 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
11649 * config/i370/i370.md, config/i860/i860.md: Likewise.
11650 * config/i960/i960.md, config/mips/mips.c: Likewise.
11651 * config/mips/mips.md, config/pa/pa.md: Likewise.
11652 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
11653 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
11655 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11657 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
11659 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
11662 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
11664 * doc/include: New directory.
11665 * doc/fdl.texi: Move to doc/include/fdl.texi.
11666 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
11667 * doc/include/funding.texi, doc/include/gpl.texi: New files.
11668 * doc/gcc.texi: Use funding.texi and gpl.texi.
11669 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
11670 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
11671 Update dependencies and use -I $(docdir)/include.
11673 2001-07-04 Anthony Green <green@redhat.com>
11675 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
11677 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11679 * doc/install.texi (sparc64-*-*): Remove garbage.
11681 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
11683 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
11684 Fix typo in last change to use adjust_address.
11686 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11688 * doc/install.texi (Specific): Update information for *-*-solaris*.
11690 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11692 * explow.c (plus_constant_wide): Reinitialize Y for restart.
11694 2001-07-03 Stan Shebs <shebs@apple.com>
11696 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
11697 case for flag_no_mach_text_sections.
11698 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
11699 * config/darwin.c (flag_no_mach_text_sections): Remove.
11700 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
11702 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11704 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
11705 and avoid checking for constant as first operand.
11706 * recog.c (find_constant_term_loc): No longer static.
11707 (adj_offettable_operand): Delete.
11708 * rtl.h (adj_offsettable_operand): Delete declaration.
11709 (find_constant_term): Add declaration.
11710 * caller-save.c: Replace calls to adj_offsettable_operand with calls
11712 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
11713 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
11714 * config/i386/i386.c, config/i386/i386.md: Likewise.
11715 * config/i860/i860.c, config/i960/i960.c: Likewise.
11716 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
11717 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
11718 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
11719 * config/mips/mips.c, config/mips/mips.md: Likewise.
11720 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
11721 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
11722 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
11723 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
11724 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
11725 * config/ns32k/ns32k.md: Likewise.
11727 2001-07-03 Zack Weinberg <zackw@stanford.edu>
11729 * rtl.c (copy_rtx): Handle 'T' format letter.
11730 * gensupport.c (collect_insn_data): Likewise.
11731 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
11733 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
11735 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
11736 -B option. Use 'dir' not 'foo' as example directory name.
11738 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11740 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
11741 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
11743 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
11745 * doc/cppinternals.texi: Improve formatting and logical markup.
11747 2001-07-03 Andreas Jaeger <aj@suse.de>
11749 * Makefile.in (insn-recog.o): Add dependency on reload.h.
11751 * genrecog.c (write_header): Include reload.h for prototypes in
11754 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
11757 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
11758 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
11759 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
11760 i386_pe_valid_type_attribute_p): Add.
11761 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
11762 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
11764 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11766 * explow.c (plus_constant_wide, case LO_SUM): New case.
11767 (plus_constant_for_output_wide): Delete.
11768 * rtl.h (plus_constant_for_output): Delete.
11769 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
11770 instead of plus_constant_for_output.
11771 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
11772 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
11773 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
11774 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
11775 * config/sparc/sparc.md: Likewise.
11776 Convert some change_address calls to adjust_address.
11778 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
11780 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
11781 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
11782 documentation of -std and -Wwrite-strings.
11784 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
11786 * cse.c (canon_hash): Don't register registers in very small
11787 register classes, as extending their lifetime might cause
11790 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11792 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
11794 * flow.c (forwarder_block_p): Fix for fallthru blocks.
11795 (try_redirect_by_replacing_jump): Update properly the count
11796 and frequency information.
11798 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
11800 * toplev.c (dump_file_index): Move SSA dumps just after first
11802 (dump_file): Corresponding changes.
11803 (rest_of_compilation): Move SSA path to just after the first
11805 * doc/gcc.texi (Passes): Update due to movement of SSA path.
11806 * doc/invoke.texi: Update dump file #s as they were completely
11807 out of date with reality.
11809 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
11811 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
11813 * expr.c (emit_move_insn_1): Deal with non-default
11816 * expr.c (emit_single_push_insn): Fix warning.
11818 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
11820 * expr.c (emit_move_insn_1): Avoid modifying
11821 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
11823 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11825 * emit-rtl.c (adjust_address): New function.
11826 * expr.h (adjust_address): Add declaration.
11827 * builtins.c: Replace some calls to change_address with calls to it
11828 or to validize_mem.
11829 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
11830 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
11831 * config/arm/arm.c, config/convex/convex.c: Likewise.
11832 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
11833 * config/i386/i386.c, config/i386/i386.md: Likewise.
11834 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
11835 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
11836 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
11837 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
11838 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
11840 2001-07-02 Jim Wilson <wilson@redhat.com>
11842 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
11844 2001-07-02 Steve Ellcey <sje@cup.hp.com>
11846 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
11847 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
11849 2001-07-02 Zack Weinberg <zackw@stanford.edu>
11851 * cppinit.c (lang_defaults): New table.
11852 (set_lang): Just read from lang_defaults into the live options
11855 2001-07-02 Zack Weinberg <zackw@stanford.edu>
11857 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
11858 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
11859 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
11861 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11863 * doc/install.texi: Various spelling and markup fixes.
11864 (Installing GCC): Component specific installation instructions are
11867 Warn about removing old install dir in the presence of shared libs.
11868 (Configuration): Invoke with options target to match configure
11870 Consistently refer to gas, gld pathnames.
11871 Invert --enable-multilib documentation.
11872 Remove references to old compiler versions.
11874 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11876 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
11878 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11880 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
11882 (Specific, mips*-sgi-irix5): Note IDO download.
11883 Reworded MIPS C hints.
11884 Use GNU as instead of GAS.
11886 Removed SGI Freeware reference, IRIX 6 only.
11887 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
11888 Note N64 library requirement/workaround.
11890 Complete list of structure passing bug victims.
11892 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11894 * doc/install.texi: Remove CVS Id.
11896 2001-07-02 Andreas Jaeger <aj@suse.de>
11898 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
11899 (find_inherently_necessary): Remove unused variable.
11901 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
11903 * c-common.h (TDI_inlined): New ast dump phase.
11904 (dump_flag_name): New function.
11905 * c-dump.c (dump_files): Add inlined phase.
11906 (dump_flag_name): Define.
11907 * doc/invoke.texi (-fdump-ast-inlined): Document.
11909 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11911 * stor-layout.c (layout_decl): Revert change to handling of alignment
11914 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11916 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
11919 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
11921 * doc/tm.texi (FUNCTION_ARG): Document that the last call
11924 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
11926 * tlink.c (recompile_files): Remove COMPILER_PATH and
11927 LIBRARY_PATH from the environment.
11929 2001-07-01 Zack Weinberg <zackw@stanford.edu>
11931 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
11932 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
11934 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
11936 * c-parse.in (OBJC_STRING): Kill.
11937 (objc_string): Decompose to [objc_string] '@' STRING.
11938 (reswords): Take the leading '@' off all the Objective C keywords.
11939 (objc_rid_sans_at): Kill.
11940 (init_reswords): Don't initialize it.
11941 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
11942 (_yylex): Kill reconsider label. Look ahead one token after
11943 an '@'; if we get an identifier, check whether it's an
11944 Objective C @-keyword. If so, return the keyword. Otherwise,
11945 put back the token and return the '@' as a terminal.
11947 * cpplib.c (lex_macro_node): Remove unnecessary check for
11948 leading '@' on identifier. Clarify control flow and commentary.
11950 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11952 * cse.c (new_label_ref): Variable deleted.
11953 (insert): Remove set of new_label_ref.
11954 (check_for_label_ref): New function.
11955 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
11957 See ChangeLog.5 for earlier changes.