1 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
3 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
4 HOST_LDFLAGS and HOST_CPPFLAGS.
6 2001-10-03 Ziemowit Laski <zlaski@apple.com>
8 * c-parse.in (objc_inherit_code, objc_pq_context,
9 objc_public_flag): Make static.
10 (objc_interface_context, objc_implementation_context,
11 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
12 global tree array in objc/objc-act.[ch].
13 (methoddef): Remove unnecessary code.
15 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
16 Hoist struct definitions to objc-act.h.
17 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
18 cat_count): Place declaration in objc-act.h.
19 (objc_tree_index): Move enumeration to objc-act.h.
20 (objc_global_trees): Place declaration and macro accessors in
22 (implementation_context): Remove duplicate; use
23 objc_implementation_context instead:
24 (method_context): Remove duplicate; use objc_method_context
26 (objc_ellipsis_node, objc_method_prototype_template,
27 implemented_classes, function_type): Move global vars to
29 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
30 (build_message_expr): Move actual construction of ObjC message
31 send nodes to finish_message_expr.
32 (finish_message_expr): New routine, contains code formerly in
34 * objc/objc-act.h (finish_message_expr): New prototype.
35 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
36 declarations; these vars are now part of objc_global_trees.
37 (objc_tree_index, objc_global_trees): Move definitions from
39 * objc/objc-tree.def: Update copyright info.
41 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
43 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
45 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
46 only if TARGET_ARCH64.
48 2001-10-02 Bernd Schmidt <bernds@redhat.com>
50 * doc/extend.texi: Fix some problems with previous checkin.
51 * doc/invoke.texi: Likewise.
53 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
55 * cpphash.h: Update comments.
56 (cpp_context): Update.
57 (spec_nodes): Remove n__Pragma.
58 * cppinit.c (cpp_create_reader): Update.
59 (builtin_array): Add _Pragma.
60 * cpplib.h: Update comments.
61 (NODE_DISABLED, BT_PRAGMA): New.
62 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
63 * cppmacro.c (struct cpp_macro): Remove disabled.
64 (builtin_macro): Return int, handle _Pragma, push the new token
66 (funlike_invocation_p): Unconstify, update.
67 (enter_macro_context): Handle builtins here.
68 (replace_args, push_token_context, push_ptoken_context):
69 Update for prototype changes.
70 (_cpp_pop_context): Update.
71 (cpp_get_token): Don't handle buitins, nor _Pragma here.
72 (cpp_sys_macro_p): Update.
73 (_cpp_free_definition): Clear disabled flag.
74 (_cpp_create_definition): Upate.
75 * cppmain.c: Update comments.
77 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
78 Andreas Jaeger <aj@suse.de>,
79 Jan Hubicka <jh@suse.cz>
81 * doc/invoke.texi (i386 Options): Document x86-64 options.
82 (i386 and x86-64 Options): Rename i386 options section.
84 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
85 (TARGET_SWITCHES): Add -munwind-info.
86 (MASK_NO_UNWIND_INFO): New.
87 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
89 (ASM_OUTPUT_DOUBLE_INT): New.
91 * config/i386/linux64.h: New spec file for Linux x86-64 support.
92 * config.gcc: Fix tm_file settings for x86-64.
93 * config/i386/x86-64.h: New file with OS independent x86-64
95 * config/i386/biarch64.h: New file used to configure compiler
96 to biarch/64bit compilation.
98 * config/i386/i386.c: (override_options): Set flags default
99 for 64bit compilation.
101 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
103 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
104 (ix86_expand_int_movcc): Optimize DImode conditional moves with
106 (ix86_attr_length_immediate_default): Support MODE_DI.
107 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
109 (indirect_jump, tablejump): Turn into expander.
111 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
113 * c-common.c (c_format_attribute_table): Make format and
114 format_arg attributes apply to function types rather than to
116 (is_valid_printf_arglist): Construct an attribute list and pass
117 that to check_function_format rather than a name.
118 * c-common.h (check_function_format): Adjust prototype.
119 * c-decl.c (duplicate_decls): Preserve attributes from type of
120 built-in decl when allowing for harmless conflict in types.
121 * c-format.c (record_function_format,
122 record_international_format, function_format_list,
123 international_format_info, international_format_list): Remove.
124 (function_format_info): Remove next, name and assembler_name.
125 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
126 (decode_format_attr): New.
127 (handle_format_attribute): Handle receiving a type rather than a
128 decl. Call decode_format_attr. Store format information in a
129 function_format_info.
130 (handle_format_arg_attribute): Correct comment. Handle receiving
131 a type rather than a decl. Use unsigned HOST_WIDE_INT for
133 (check_format_info_recurse, check_format_info_main): Take argument
134 numbers as unsigned HOST_WIDE_INT.
135 (check_function_format): Take a list of attributes from the
136 function type rather than a name or assembler name. Check for
137 format attributes in that list and the attributes on the type of
138 the current function rather than looking through
139 function_format_list.
140 (check_format_info): Use unsigned HOST_WIDE_INT for argument
142 (check_format_info_recurse): Take format_arg attributes from the
143 type of the function calls rather than using
144 international_format_list. Allow for multiple format_arg
146 * c-typeck.c (build_function_call): Pass type attributes to
147 check_function_format rather than name or assembler name. Don't
148 require there to be a name or assembler name to check formats.
150 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
152 * attribs.c (decl_attributes): Possibly call
153 insert_default_attributes to insert default attributes on
154 functions in a lazy manner.
155 * builtin-attrs.def: New file; define the default format and
156 format_arg attributes.
157 * c-common.c (c_format_attribute_table): Move to earlier in the
159 (c_common_nodes_and_builtins): Initialize format_attribute_table.
160 (enum built_in_attribute, built_in_attributes,
161 c_attrs_initialized, c_init_attributes,
162 c_common_insert_default_attributes): New.
163 (c_common_lang_init): Don't initialize format_attribute_table. Do
164 call c_init_attributes.
165 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
166 * c-common.h (init_function_format_info): Don't declare.
167 (c_common_insert_default_attributes): Declare.
168 * c-decl.c (implicitly_declare, builtin_function): Call
170 (init_decl_processing): Don't call init_function_format_info.
171 (insert_default_attributes): New.
172 * c-format.c (handle_format_attribute,
173 handle_format_arg_attribute): Be quiet about inappropriate
174 declaration when applying default attributes.
175 (init_function_format_info): Remove.
176 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
177 (insert_default_attributes): Declare.
179 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
181 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
183 2001-10-01 Jim Wilson <wilson@redhat.com>
185 * sched-deps.c (add_dependence): When elide conditional dependence,
186 check that insn doesn't modify cond2.
188 2001-10-01 Dale Johannesen <dalej@apple.com>
190 * config/rs6000/rs6000.h (enum processor_type): Add support
191 for 7400 (G4) and 7450.
193 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
194 (rs6000_issue_rate): Ditto.
195 (rs6000_adjust_cost): Fix cycle counts for compares.
196 (debug_stack_info): Fix an obvious typo.
197 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
198 * doc/invoke.texi: Document.
199 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
201 (PROCESSOR_DEFAULT): Ditto.
203 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
205 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
206 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
207 later recursive make invocation.
209 2001-10-01 Hans Boehm <boehm@acm.org>
211 * optabs.c (emit_libcall_block): When using non-call exceptions,
212 don't add REG_LIBCALL reg notes to trapping calls.
214 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
216 * flow.c (propagate_block_delete_libcall): Remove unused first arg
217 (propagate_one_insn): Update for above change
219 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
221 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
222 _Unwind_GetTextRelBase): Argument is unused.
224 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
226 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
227 Loop through NOPs, placeholders, and components.
228 Don't go through NOPs if change mode.
229 (record_alias_subset): Do nothing if SUBSET and SET are the same.
230 * emit-rtl.c (set_mem_alias_set): Enable check.
231 * expr.c (find_placeholder): New function.
232 (expand_expr, case PLACEHOLDER_EXPR): Use it.
233 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
234 to modify it and avoid unneeded copies.
235 * expr.h (expand_expr): Always define.
236 (find_placeholder): New declaration.
238 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
240 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
241 operand 2 is the stack pointer.
242 ("addr-peephole"): Fix address computation peephole when operand 2
243 is the stack pointer.
245 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
247 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
248 (ix86_setup_incoming_varargs): Likewise.
250 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
252 * stor-layout.c (layout_type): Don't complain about too-large
255 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
257 * function.c (keep_stack_depressed): Don't use delete_insn.
259 * expr.h (set_mem_alias_set): Move decl to here.
260 * rtl.h (mem_attrs): New typedef and struct.
261 (union rtunion_def): Add field for mem_attrs.
262 (X0MEMATTR, MEM_ATTRS): New macros.
263 (MEM_ALIAS_SET): Use MEM_ATTRS.
264 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
265 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
266 (set_mem_alias_set): Delete decl from here.
268 * alias.c (set_mem_alias_set): Delete from here.
269 * emit-rtl.c (mem_attrs_htab): New variable.
270 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
271 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
272 (mem_attrs_mark, get_mem_attrs): Likewise.
273 (gen_rtx_MEM): Clear MEM_ATTRS.
274 (set_mem_attributes): Move to here.
275 (set_mem_alias_set): Likewise, and call get_mem_attrs.
276 (init_emit_once): const_int_htab now deletable htab.
277 Initialize mem_attrs_htab.
278 * explow.c (set_mem_attributes): Delete from here.
279 * function.c (put_var_into_stack): Clear MEM_ATTRS.
280 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
281 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
282 * reload1.c (reload): Rework changing REG to MEM.
284 2001-09-30 H.J. Lu <hjl@gnu.org>
286 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
287 * config.in: Rebuild.
289 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
291 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
292 ("tsthi_1"): Avoid allocation in register y.
293 ("*movqi_68hc12"): Reorganize and fix constraints.
294 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
295 ("addqi3"): Likewise.
296 ("addhi3"): Fix constraints.
297 ("*logicalhi3_zexthi"): Disparage soft registers.
299 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
301 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
304 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
306 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
307 that we use setjmp/longjmp exceptions.
309 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
311 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
312 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
313 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
314 _cpp_pool_alloc, _cpp_next_chunk): Remove.
315 (_cpp_extend_buff, BUFF_ROOM): Update.
316 (_cpp_append_extend_buff): New.
317 (struct cpp_reader): Remove macro_pool, add a_buff.
318 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
320 (cpp_destroy): Free a_buff instead of macro_pool.
321 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
322 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
323 _cpp_pool_alloc, ): Remove.
324 (parse_number, parse_string): Update use of _cpp_extend_buff.
325 (_cpp_extend_buff): Update.
326 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
327 * cpplib.c (glue_header_name, parse_answer):
328 Update use of _cpp_extend_buff.
329 (cpp_register_pragma, cpp_register_pragma_space): Use
331 (do_assert, do_unassert): Check for EOL, update.
332 * cppmacro.c (stringify_arg, collect_args): Update to use
333 _cpp_extend_buff and _cpp_append_extend_buff.
334 (save_parameter, parse_params, alloc_expansion_token,
335 _cpp_create_definition): Rework memory management.
337 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
339 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
340 update md_exec_prefix.
341 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
344 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
346 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
347 (SELECT_CC_MODE): Use s390_select_ccmode.
348 * config/s390/s390-protos.h (s390_select_ccmode): Add.
349 * config/s390/s390.c (s390_select_ccmode): New.
350 (s390_match_ccmode): Add CCLmode.
351 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
352 (output_branch_condition, output_inverse_branch_condition): Removed.
353 (print_operand): Use s390_branch_condition_mnemonic.
354 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
355 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
356 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
358 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
359 when converting conditional branches to far branches.
360 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
361 cmpint_di): Use CCSmode instead of CCUmode.
363 * config/s390/s390.c (legitimate_la_operand_p): New.
364 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
365 * config/s390/s390.md (movsi): Convert load address patterns to
366 arithmetic operations when necessary.
367 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
368 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
369 (*do_la_reg_0): Don't use before reload.
371 * config/s390/s390.c (legitimize_address): Make more efficient
372 use of two-register addressing mode.
374 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
375 with -mno-backchain in some corner cases.
377 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
379 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
381 * reload.c (find_reloads): Mark new USE insns with QImode.
382 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
383 find_reloads_subreg_address): Likewise.
384 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
386 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
388 (reload): Make sure there are no USEs with mode other than
389 VOIDmode. At the end, remove those marked with QImode.
391 2001-09-29 Per Bothner <per@bothner.com>
393 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
394 * Makefile.in (includedir): Rename to local_includedir.
395 (includedir): Define as $(prefix)/include.
396 * config.in (PREFIX_INCLUDE_DIR): New variable.
397 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
399 2001-09-29 Bernd Schmidt <bernds@redhat.com>
401 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
403 * doc/extend.texi (Vector Extensions): New node.
404 * doc/invoke.texi (Machine Dependent Options): Add documentation for
405 i386 -mmmx, -msse, -m3dnow.
407 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
409 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
411 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
413 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
415 * doc/invoke.texi (Optimize Options): Delete spurious @table.
417 2001-09-28 Richard Henderson <rth@redhat.com>
419 * varasm.c (assemble_integer): Bound alignment check by
422 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
424 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
426 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
428 2001-09-25 Bernd Schmidt <bernds@redhat.com>
430 Mostly from Graham Stott <grahams@redhat.com>
431 * c-common.c (type_for_mode): Add support for V2SFmode.
432 * tree.c (build_common_tree_nodes_2): Likewise.
433 * tree.h (enum tree_index, global_trees): Likewise.
434 * config/i386/i386.c (x86_3dnow_a): New variable.
435 (override_options): Support 3Dnow extensions.
436 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
437 Athlon's version of 3Dnow.
438 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
439 (ix86_expand_builtin): Handle them.
440 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
441 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
442 TARGET_3DNOW_A): New macros.
443 (TARGET_SWITCHES): Add 3Dnow switches.
444 (VALID_MMX_REG_MODE_3DNOW): New macro.
445 (VECTOR_MODE_SUPPORTED_P): Use it.
446 (enum ix86_builtins): Add entries for 3Dnow builtins.
447 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
448 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
449 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
450 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
451 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
452 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
453 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
454 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
455 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
456 sfence_insn, prefetch): Make these available if TARGET_SSE or
459 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
461 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
462 ix86_va_start, ix86_build_va_list): Declare.
463 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
464 ix86_va_start, ix86_build_va_list): New global functions.
465 * i386.md (sse_prologue_save_insn): New insn.
466 (sse_prologue_save): New expander.
467 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
468 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
470 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
472 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
473 Use size_t everywhere, make definitions consistent with
476 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
478 * gcse.c (replace_store_insn): Use delete_insn.
479 * loop.c (move_movables): Likewise; avoid delete_insn
480 from clobbering notes moved elsewhere.
481 (check_dbra_loop): Use delete_insn.
482 * ssa.c (convert_from_ssa): Likewise.
483 * cse.c (cse_insn): Use delete_insn.
485 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
487 * cpphash.h (struct cpp_buff): Make unsigned.
488 (_cpp_get_buff): Take length of size_t.
489 (_cpp_unaligned_alloc): New.
490 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
491 (struct cpp_reader): Remove ident_pool. Add u_buff.
492 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
493 (cpp_destroy): Destroy u_buff, not ident_pool.
494 * cpplex.c (parse_number, parse_string, save_comment,
495 cpp_token_as_text): Update to use the unaligned buffer.
496 (new_buff): Make unsigned.
497 (_cpp_unaligned_alloc): New.
498 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
499 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
501 (collect_args): Make unsigned.
503 2001-09-27 Zack Weinberg <zack@codesourcery.com>
505 * cpplex.c (cpp_output_token): Use a putc loop for
506 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
508 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
509 * configure, config.in: Regenerate.
510 * system.h: Replace fwrite and fprintf with their unlocked
511 variants if available.
513 2001-09-27 Richard Henderson <rth@redhat.com>
515 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
516 in favour of .eh_frame.
518 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
520 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
522 (LIBCALL_VALUE): Likewise.
524 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
526 * cpphash.h: Update comment.
527 * cpplex.c: Update comments.
528 (_cpp_can_paste): Remove.
529 * cpplib.h (_cpp_can_paste): Remove.
530 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
531 lexer rather than _cpp_can_paste.
533 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
535 * doc/cppinternals.texi: Update.
537 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
539 * cpphash.h (struct cpp_pool): Remove locks and locked.
540 (struct cpp_context): Add member buff.
541 (struct cpp_reader): Remove member argument_pool.
542 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
543 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
544 * cpplex.c (chunk_suitable): Remove pool argument.
545 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
546 (new_buff, _cpp_extend_buff): Update.
547 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
548 which buffer is returned.
549 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
550 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
551 * cppmacro.c (lock_pools, unlock_pools): Remove.
552 (push_ptoken_context): Take a _cpp_buff.
553 (enter_macro_context): Pool locking removed.
554 (replace_args): Use a _cpp_buff for the replacement list with
556 (push_token_context): Clear buff.
557 (expand_arg): Use _cpp_pop_context.
558 (_cpp_pop_context): Free a context's buffer, if any.
560 2001-09-26 DJ Delorie <dj@redhat.com>
562 * c-typeck.c (digest_init): Check for sizeless arrays.
564 2001-09-26 Richard Henderson <rth@redhat.com>
566 * optabs.c (init_one_libfunc): Create a dummy function type
567 instead of using error_mark_node.
569 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
571 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
572 _cpp_extend_buff, _cpp_free_buff): New.
573 (struct cpp_reader): New member free_buffs.
574 * cppinit.c (cpp_destroy): Free buffers.
575 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
576 _cpp_extend_buff, _cpp_free_buff): New.
577 * cpplib.h (struct cpp_options): Remove unused member.
578 * cppmacro.c (collect_args): New. Combines the old parse_arg
579 and parse_args. Use _cpp_buff for memory allocation.
580 (funlike_invocation_p, replace_args): Update.
582 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
584 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
586 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
588 * except.c (sjlj_mark_call_sites): Change address inside sequence.
590 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
592 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
595 2001-09-25 Janis Johnson <janis187@us.ibm.com>
596 Jim Wilson <wilson@redhat.com>
598 * doc/install.texi (Specific, ia64-*-linux): Document.
600 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
602 * Makefile.in (cfgrtl.o): Add.
603 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
604 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
605 free_aux_for_edge): Declare.
607 (HAVE_return): Undefine.
608 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
609 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
610 free_aux_for_edge): New global functions.
611 (first_delete_block): New static variable.
612 (init_flow): Clear first_delete_block.
613 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
614 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
615 try_redirect_by_replacing_jump, last_loop_beg_note,
616 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
617 delete_insn, delete_insn_chain, create_basic_block_structure,
618 create_basic_block, flow_delete_block, compute_bb_for_insn,
619 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
620 set_block_for_new_insns, split_block, merge_blocks_nomove,
621 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
622 redirect_edge_and_branch, force_nonfallthru_and_redirect,
623 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
624 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
625 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
626 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
627 purge_all_dead_edges): Move to ....
628 * cfgrtl.c: New file; .... Here.
630 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
631 (reroder_basic_block): Use alloc_aux_for_blocks.
632 * predict.c (estimate_bb_frequencies): Likewise; use
634 * profile.c (compute_branch_probabilities): Likewise.
635 (branch_prob): Likewise.
636 * reg-stack.c (reg_to_stack): Likewise.
638 * emit-rtl.c (emit_insns_after): Never return NULL.
640 * basic-block.h (set_block_for_new_insns): Delete.
641 * cfgrtl.c (set_block_for_new_insns): Delete.
643 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
644 calls when crossjumping.
646 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
647 * unroll.c (copy_loop_body): Use delete_insn.
649 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
650 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
651 keep_stack_depressed): Likewise.
652 * gcse.c (cprop_cc0_jump): Likewise.
653 * local-alloc.c (update_equiv_regs): Likewise.
654 * loop.c (scan_loop, loop_delete_insns): Likewise.
655 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
656 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
657 delete_output_reload, delete_address_reloads_1,
658 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
660 * sibcall.c (replace_call_placeholder): Likewise.
661 * cse.c (cse_insn): Likewise.
663 2001-09-25 Bernd Schmidt <bernds@redhat.com>
665 From Graham Stott <grahams@redhat.com>
666 (def_builtin): Only define builtins appropriate for target_flags. All
668 (builtin_decsription): Add new field mask which is used to determine
669 when to define the builtin via the macro def_builtin.
671 (bdesc_comi): Initialise new mask fields.
672 (bdesc_2srg): Likewise.
673 (bdesc_1arg): Likewise.
675 * config/i386/i386.c (ix86_init_builtins): Correct return type
676 building v4hi_ftype_v4hi_int_int tree node.
677 (ix86_expand_sse_comi): Fix typo swapping operands.
678 Don't swap comparision condition, it is already swapped.
679 (ix86_expand_sse_compare): Before swapping operands
680 move operand 1 into new rtx and not the target rtx.
681 Don't swap comparison condition, it is already swapped.
682 Always check whether we need to create a new TARGET.
684 * config/i386/i386.md: (sse_comi) Fix typos.
685 (sse_ucomi): Likewise.
686 (cvtss2si): Fix operand 0 contraint.
687 (cvttss2si): Likewise.
688 (sse_unpckhps): Fix mode for operand 2.
689 (sse_unpcklps): Likewise.
691 2001-09-25 Graham Stott <grahams@redhat.com>
693 * sibcall.c (skip_copy_to_return_value): Tighten return value
696 2001-09-24 David Edelsohn <edelsohn@gnu.org>
698 * rs6000.c (lwa_operand): Address must be word aligned.
700 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
702 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
704 (type_hash_mark): Mark type itself.
706 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
708 * c-lex.c (cb_def_pragma): Update.
709 (c_lex): Update, and skip padding.
710 * cppexp.c (lex, parse_defined): Update, remove unused variable.
711 * cpphash.h (struct toklist): Delete.
713 (struct cpp_context): Update.
714 (struct cpp_reader): New members eof, avoid_paste.
715 (_cpp_temp_token): New.
716 * cppinit.c (cpp_create_reader): Update.
717 * cpplex.c (_cpp_temp_token): New.
718 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
719 (cpp_output_token): Don't print leading whitespace.
720 (cpp_output_line): Update.
721 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
722 do_include_common, do_line, do_ident, do_pragma,
723 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
724 parse_assertion): Update.
725 (get_token_no_padding): New.
726 * cpplib.h (CPP_PADDING): New.
727 (AVOID_LPASTE): Delete.
728 (struct cpp_token): New union member source.
729 (cpp_get_token): Update.
730 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
731 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
732 replace_args, quote_string, stringify_arg, parse_arg, next_context,
733 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
734 _cpp_backup_tokens, _cpp_create_definition): Update.
735 (push_arg_context): Delete.
736 (padding_token, push_token_context, push_ptoken_context): New.
737 (make_string_token, make_number_token): Update, rename.
738 (cpp_get_token): Update to handle tokens as pointers to const,
739 and insert padding appropriately.
740 * cppmain.c (struct printer): New member prev.
741 (check_multiline_token): Constify.
742 (do_preprocessing, cb_line_change): Update.
743 (scan_translation_unit): Update to handle spacing.
744 * scan-decls.c (get_a_token): New.
745 (skip_to_closing_brace, scan_decls): Update.
746 * fix-header.c (read_scan_file): Update.
748 * doc/cpp.texi: Update.
750 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
752 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
753 leak by passing malloc'ed pointer to reconcat, not concat.
755 2001-09-24 DJ Delorie <dj@redhat.com>
757 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
759 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
761 * flow.c (delete_dead_jumptables): Delete jumptable if the only
762 reference is from the literal pool.
764 2001-09-24 Janis Johnson <janis187@us.ibm.com>
766 * doc/install.texi (Final install): Request additional information
767 in mail about successful builds.
769 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
771 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
772 initial value of return pointer register instead of value in frame-20.
775 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
777 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
778 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
779 the libcall if there isn't a referenced identifier for the symbol.
781 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
783 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
784 non 64-bit machines. Use these as a plabel for the trampoline.
785 (TRAMPOLINE_SIZE): Adjust size for new words.
786 (INITIALIZE_TRAMPOLINE): Initialize new words.
787 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
788 pointer to the plabel in the trampoline.
790 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
792 * pa.c (function_arg): Pass floating arguments in both general and
793 floating registers in indirect (dynamic) calls when generating code
794 for the 32 bit ABI and the HP assembler.
796 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
798 * doc/install.texi: Markup fixes.
799 Use Solaris 2, SunOS 4 as appropriate.
800 (Specific, *-*-solaris2*): Explain this.
801 Unconditionally warn against /usr/ucb tools.
802 Remove Sun as warning, obsolete.
803 Move X11 header bug workaround here, update patches.
804 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
805 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
807 2001-09-23 Zack Weinberg <zack@codesourcery.com>
809 * errors.h (warning, error, fatal, internal_error): Don't mark
810 with ATTRIBUTE_PRINTF_n.
811 * toplev.h (internal_error, fatal_io_error, warning, error,
812 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
813 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
816 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
818 * function.c (pop_function_context_from): var_refs_queue
819 and temp slots now in GC memory.
820 (mark_function_status, free_after_compilation): Likewise;
821 also struct function now in GC memory.
822 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
823 (combine_temp_slots): Likewise.
824 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
825 (prepare_function_start): Use GC memory for struct function.
826 (mark_temp_slot): Deleted.
827 (gcc_mark_struct_function): struct function now in GC memory.
829 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
830 code for division, not modulus.
832 * rtl.def (MEM): Remove obsolete part of comment.
834 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
836 * c-format.c (init_function_format_info): Check __builtin_printf
837 and __builtin_fprintf even if -ffreestanding. Check C99 functions
840 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
842 * c-common.c (format_attribute_table): Remove decl.
843 * tree.h (format_attribute_table, lang_attribute_table): New decls.
844 (lang_attribute_common): Likewise.
846 * function.c (fix_lexical_address): Use set_mem_alias_set.
847 (expand_function_start): Likewise.
848 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
850 * varasm.c (output_constant): Fix unused variable warning.
852 * attribs.c: New file, from c-common.c.
853 (attribute_tables): Now four elements.
854 (format_attribute_table, lang_attribute_common): New variables.
855 (init_attributes): Reflect above changes.
856 (handle_mode_attribute): Delete check for wider than uintmax.
857 * c-common.c: Delete parts moved to attribs.c.
858 (enum attrs): Deleted; unused.
859 (c_format_attribute_table): New variable.
860 (c_common_lang_init): Initialize format_attribute_table with it.
861 * c-common.h (decl_attributes): Remove decl.
862 * tree.h (decl_attribute): Move it to here.
863 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
864 (attribs.o): New rule.
866 2001-09-22 Andreas Jaeger <aj@suse.de>
868 * builtins.c (c_getstr): Remove unused variable.
870 2001-09-21 Richard Henderson <rth@redhat.com>
872 * reload1.c (reload): Use delete_insn instead of splatting
875 2001-09-21 Richard Henderson <rth@redhat.com>
877 * reload.c (push_secondary_reload): Don't check for "=" in output
878 constraint after ""->ALL_REGS check.
880 2001-09-21 Richard Henderson <rth@redhat.com>
882 * predict.c (expected_value_to_br_prob): Use pc_set.
884 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
885 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
887 2001-09-21 Richard Henderson <rth@redhat.com>
889 * rtl.h (LCT_RETURNS_TWICE): New.
890 * calls.c (emit_call_1): Set current_function_calls_setjmp for
892 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
893 to ECF_RETURNS_TWICE.
894 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
897 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
899 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
902 2001-09-21 Richard Henderson <rth@redhat.com>
904 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
907 2001-09-21 Richard Henderson <rth@redhat.com>
909 * tree.def (FDESC_EXPR): New.
910 * expr.c (expand_expr): Handle it.
911 * varasm.c (initializer_constant_valid_p): Likewise.
912 (output_constant): Likewise.
913 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
914 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
915 (ASM_OUTPUT_FDESC): New.
916 * doc/tm.texi: Document the new macros.
918 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
920 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
921 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
922 once merging is complete.
924 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
926 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
928 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
930 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
931 that would be invalid after a merge.
933 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
935 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
936 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
938 (flow_delete_insn): This one.
939 (delete_insn_chain): Rename from ...; do not care labels.
940 (flow_delete_insn_chain): ... this one.
941 (flow_delete_block): Remove the insns one BB has been expunged.
942 (merge_blocks_nomove): Likewise.
943 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
944 updating BB boundaries.
945 (tidy_fallthru_edge): Likewise.
946 (commit_one_edge_insertion): Likewise.
947 * cfgbuild.c (find_basic_block): Likewise.
948 (find_basic_blocks_1): Likewise.
949 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
950 (try_crossjump_to_edge): Likewise.
951 (try_optimize_cfg): Likewise.
952 * cse.c (delete_trivially_dead_insns): Likewise.
953 * df.c (df_insn_delete): Likewise.
954 * doloop.c (doloop_modify): Use delete_related_insns.
955 * emit-rtl.c (try_split): Likewise.
956 (remove_insn): Update BB boundaries.
957 * expect.c (connect_post_landing_pads): Use delete_related_insns.
958 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
959 updating BB boundaries.
960 (propagate_block_delete_insn): Likewise.
961 (propagate_block_delete_libcall): Likewise.
962 * function.c (delete_handlers): Use delete_related_insns.
963 (thread_prologue_and_epilogue_insns): Likewise.
964 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
965 * genpeep.c (gen_peephole): Use delete_related_insns.
966 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
968 (find_cond_trap): Likewise.
969 * integrate.c (save_for_inline): Use delete_related_insns.
970 (copy_insn_list): Likewise.
971 * jump.c (pruge_linie_number_notes): Likewise.
972 (duplicate_loop_exit_test): Likewise.
973 (delete_computation): Likewise.
974 (delete_related_insn): Rename from ...; use delete_insn
975 (delete_insn): ... this one.
976 (redirect_jump): Use delete_related_insns.
977 * loop.c (scan_loop): Likewise.
978 (move_movables): Likewise.
979 (find_and_verify_loops): Likewise.
980 (check_dbra_loop): Likewise.
981 * recog.c (peephole2_optimize): Likewise.
982 * reg-stack.c (delete_insn_for_stacker): Remove.
983 (move_for_stack_reg): Use delete_insn.
984 * regmove.c (combine_stack_adjustments_for_block): Likewise.
985 * reload1.c (delete_address_reloads): Use delete_related_insns.
986 (fixup_abnormal_edges): Use delete_insn.
987 * recog.c (emit_delay_sequence): Use delete_related_insns.
988 (delete_from-delay_slot): Likewise.
989 (delete_scheduled_jump): likewise.
990 (optimize_skip): Likewise.
991 (try_merge_delay_insns): Likewise.
992 (full_simple_delay_slots): Likewise.
993 (fill_slots_from_thread): Likewise.
994 (relax_delay_slots): Likewise.
995 (make_return_insns): Likewise.
996 (dbr_schedule): Likewise.
997 * rtl.h (delete_insn): Rename to delete_related_insns.
998 (delete_insn, delete_insn_chain): New prototypes.
999 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
1000 by df_insn_delete already.
1001 * ssa-dce.c (delete_insn_bb): Use delete_insn.
1002 * ssa.c (convert_from_ssa): Use delete_related_insns.
1003 * unroll.c (unroll_loop): Likewise.
1004 (calculate_giv_inc): Likewise.
1005 (copy_loop_body): Likewise.
1007 * i386-protos.h (ix86_libcall_value, ix86_function_value,
1008 ix86_function_arg_regno_p, ix86_function_arg_boundary,
1009 ix86_return_in_memory, ix86_function_value): Declare.
1010 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
1011 new static valurables.
1012 (x86_64_reg_class): New enum
1013 (x86_64_reg_class_name): New array.
1014 (classify_argument, examine_argument, construct_container,
1015 merge_classes): New static functions.
1016 (optimization_options): Enable flag_omit_frame_pointer and disable
1017 flag_pcc_struct_return on 64bit.
1018 (ix86_libcall_value, ix86_function_value,
1019 ix86_function_arg_regno_p, ix86_function_arg_boundary,
1020 ix86_return_in_memory, ix86_function_value): New global functions.
1021 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
1022 (function_arg_advance): Handle x86_64 passing conventions.
1023 (function_arg): Likewise.
1024 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
1025 (RETURN_IN_MEMORY): Move offline.
1026 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
1027 (FUNCTION_VALUE_REGNO_P): New macro.
1028 (FUNCTION_ARG_REGNO_P): Move offline.
1029 (struct ix86_args): Add maybe_vaarg.
1030 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
1031 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
1033 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
1035 * s390.md: Changed attributes for scheduling.
1036 * s390.c: (s390_adjust_cost, s390_adjust_priority)
1039 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
1041 Table-driven attributes.
1042 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
1043 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
1044 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
1045 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
1046 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
1047 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
1048 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
1049 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
1050 * tree.h (struct tree_decl): Change machine_attributes to
1052 * doc/c-tree.texi: Document that all attributes are now attached
1054 * c-common.c (add_attribute, attrtab, attrtab_idx,
1055 default_valid_lang_attribute, valid_lang_attribute): Remove.
1056 (attribute_tables, attributes_initialized,
1057 c_common_attribute_table, default_lang_attribute_table): New
1059 (handle_packed_attribute, handle_nocommon_attribute,
1060 handle_common_attribute, handle_noreturn_attribute,
1061 handle_unused_attribute, handle_const_attribute,
1062 handle_transparent_union_attribute, handle_constructor_attribute,
1063 handle_destructor_attribute, handle_mode_attribute,
1064 handle_section_attribute, handle_aligned_attribute,
1065 handle_weak_attribute, handle_alias_attribute,
1066 handle_no_instrument_function_attribute,
1067 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
1068 handle_no_limit_stack_attribute, handle_pure_attribute): New
1070 (init_attributes, decl_attributes): Rewrite to implement
1071 table-driven attributes.
1072 * c-common.h (enum attribute_flags): Move to tree.h.
1073 * c-format.c (decl_handle_format_attribute,
1074 decl_handle_format_arg_attribute): Rename to
1075 handle_format_attribute and handle_format_arg_attribute. Update
1076 for table-driven attributes.
1077 * c-common.h (decl_handle_format_attribute,
1078 decl_handle_format_arg_attribute): Remove prototypes.
1079 (handle_format_attribute, handle_format_arg_attribute): Add
1081 * c-decl.c (grokdeclarator): Handle attributes nested inside
1083 * c-parse.in (setattrs, maybe_setattrs): Remove.
1084 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
1085 Update to handle nested attributes properly.
1086 (maybe_resetattrs, after_type_declarator,
1087 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
1088 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
1090 (make_pointer_declarator): Update to handle nested attributes
1092 * doc/extend.texi: Update documentation of limits of attributes
1093 syntax. Warn about problems with attribute semantics in C++.
1094 * target.h (struct target): Remove valid_decl_attribute and
1095 valid_type_attribute. Add attribute_table and
1096 function_attribute_inlinable_p.
1097 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
1098 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
1099 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
1101 (TARGET_INITIALIZER): Update.
1102 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
1104 (function_attribute_inlinable_p): New function. Check for the
1105 presence of any machine attributes before using
1106 targetm.function_attribute_inlinable_p.
1107 (function_cannot_inline_p): Update.
1108 * Makefile.in (integrate.o): Update dependencies.
1109 * doc/tm.texi: Update documentation of target attributes and
1110 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
1111 * tree.c (default_valid_attribute_p, valid_machine_attribute):
1113 (default_target_attribute_table,
1114 default_function_attribute_inlinable_p): New.
1115 (lookup_attribute): Update comment to clarify handling of multiple
1116 attributes with the same name.
1117 (merge_attributes, attribute_list_contained): Allow multiple
1118 attributes with the same name but different arguments to appear in
1119 the same attribute list.
1120 * tree.h (default_valid_attribute_p): Remove prototype.
1121 (struct attribute_spec): New.
1122 (default_target_attribute_table): Declare.
1123 (enum attribute_flags): Move from c-common.h. Add
1124 ATTR_FLAG_TYPE_IN_PLACE.
1125 (default_function_attribute_inlinable_p): Declare.
1126 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
1127 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1128 (TARGET_ATTRIBUTE_TABLE): Define.
1129 (vms_attribute_table): New.
1130 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
1131 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1132 (TARGET_ATTRIBUTE_TABLE): Define.
1133 (arc_attribute_table, arc_handle_interrupt_attribute): New.
1134 * config/arm/arm.c (arm_valid_type_attribute_p,
1135 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
1137 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
1139 (TARGET_ATTRIBUTE_TABLE): Define.
1140 (arm_attribute_table, arm_handle_fndecl_attribute,
1141 arm_handle_isr_attribute): New.
1142 * config/avr/avr.c (avr_valid_type_attribute,
1143 avr_valid_decl_attribute): Remove.
1144 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
1146 (TARGET_ATTRIBUTE_TABLE): Define.
1147 (avr_attribute_table, avr_handle_progmem_attribute,
1148 avr_handle_fndecl_attribute): New.
1149 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
1150 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1151 (TARGET_ATTRIBUTE_TABLE): Define.
1152 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
1153 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
1154 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1155 (TARGET_ATTRIBUTE_TABLE): Define.
1156 (h8300_attribute_table, h8300_handle_fndecl_attribute,
1157 h8300_handle_eightbit_data_attribute,
1158 h8300_handle_tiny_data_attribute): New.
1159 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
1160 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
1162 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
1164 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
1165 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
1167 (TARGET_ATTRIBUTE_TABLE): Define.
1168 (ix86_attribute_table, ix86_handle_cdecl_attribute,
1169 ix86_handle_regparm_attribute): New.
1170 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
1171 i386_pe_valid_type_attribute_p): Remove.
1172 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
1173 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
1174 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1175 (TARGET_ATTRIBUTE_TABLE): Define.
1176 (ia64_attribute_table): New.
1177 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
1178 interrupt_ident2, model_ident1, model_ident2): Remove.
1179 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1180 (TARGET_ATTRIBUTE_TABLE): Define.
1181 (init_idents): Update.
1182 (m32r_attribute_table, m32r_handle_model_attribute): New.
1183 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
1185 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1186 (TARGET_ATTRIBUTE_TABLE): Define.
1187 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
1188 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
1189 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1190 (TARGET_ATTRIBUTE_TABLE): Define.
1191 (mcore_attribute_table, mcore_handle_naked_attribute): New.
1192 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
1193 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1194 (TARGET_ATTRIBUTE_TABLE): Define.
1195 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
1196 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
1197 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1198 (TARGET_ATTRIBUTE_TABLE): Define.
1199 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
1200 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
1201 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1202 (TARGET_ATTRIBUTE_TABLE): Define.
1203 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
1204 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
1206 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
1208 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
1209 (TARGET_ATTRIBUTE_TABLE): Define.
1210 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
1212 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
1213 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1214 (TARGET_ATTRIBUTE_TABLE): Define.
1215 (v850_attribute_table, v850_handle_interrupt_attribute,
1216 v850_handle_data_area_attribute): New.
1217 * config/v850/v850-c.c (mark_current_function_as_interrupt):
1218 Return void. Call decl_attributes instead of
1219 valid_machine_attribute.
1221 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
1223 * sh-protos.h (sh_pr_n_sets): Declare.
1224 * sh.c (calc_live_regs): If the initial value for PR has been copied,
1225 look at the copy to determine if PR needs to be saved.
1226 sh_pr_n_sets: New function.
1227 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
1228 (ALLOCATE_INITIAL_VALUE): Define.
1230 * sh.c (initial_elimination_offset):
1231 Fix RETURN_ADDRESS_POINTER_REGNUM case.
1233 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
1235 * integrate.c (allocate_initial_values): New function.
1236 * integrate.h (allocate_initial_values): Declare.
1237 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
1239 * reload1.c (reload): And initialization of reg_equiv_memory_loc
1241 * toplev.c (rest_of_compilation): To here.
1242 Call allocate_initial_values.
1243 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
1245 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1247 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
1249 2001-09-20 DJ Delorie <dj@redhat.com>
1251 * c-typeck.c (really_start_incremental_init): Discriminate
1252 between zero-length arrays and flexible arrays.
1253 (push_init_level): Detect zero-length arrays and handle them
1254 like fixed-sized arrays.
1255 * expr.c (store_constructor): Handle zero-length arrays and
1256 flexible arrays correctly.
1257 * doc/extend.texi: Update zero-length array notes.
1259 2001-09-20 Jim Wilson <wilson@redhat.com>
1261 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
1262 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
1263 for issue port conflicts.
1264 (cycle_end_fill_slots): TYPE_L instructions take two slots.
1266 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
1268 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
1271 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1273 * fold-const.c (hashtab.h): Include.
1274 (int_const_binop): Remove FORSIZE arg and compute from type; all
1276 Call size_int_type_wide for all single-word constants.
1277 (size_htab_hash, size_htab_eq): New functions.
1278 (size_int_type_wide): Rework to use hash table.
1279 * ggc-common.c (hashtab.h): Include.
1280 (struct d_htab_root): New struct.
1281 (d_htab_roots): New variable.
1282 (ggc_add_deletable_htab, ggc_htab_delete): New functions
1283 (ggc_mark_roots): Handle deletable htabs.
1284 * ggc-page.c (ggc_marked_p): New function.
1285 * ggc-simple.c (ggc_marked_p): Likewise.
1286 * ggc.h: Reformatting throughout.
1287 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
1288 * tree.c (init_obstacks): Make type_hash_table a deletable root.
1289 (type_hash_add): Allocate struct type_hash from GC memory.
1290 (mark_hash_entry, mark_type_hash): Deleted.
1291 (type_hash_marked_p, type_hash_mark): New functions.
1292 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
1294 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
1296 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
1299 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1301 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
1302 array-too-large test for signed sizetype.
1304 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
1306 * i386.md (indirect_jump): Allow Pmode operand.
1307 (tablejump): LIkewise; perform expansion to 64bit mode.
1308 * i386.c (symbolic_operand): Allow 64bit PIC references.
1309 (pic_symbolic_operand): Likewise.
1310 (ix86_find_base_term): Strip the 64bit PIC references.
1311 (legitimate_pic_address_disp_p): Handle 64bit PIC.
1312 (legitimize_pic_address): Likewise.
1313 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
1314 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
1316 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
1318 * stringpool.c (get_identifier_with_length): New function.
1319 * tree.h (get_identifier_with_length): New prototype.
1321 2001-09-19 Alan Modra <amodra@bigpond.net.au>
1322 David Edelsohn <edelsohn@gnu.org>
1325 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
1326 already sign-extended.
1328 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
1329 * config/rs6000/rs6000.c (logical_operand): Always compare op as
1331 (rs6000_emit_set_long_const): Avoid unnecessary shift.
1332 (output_profile_hook): Declare label_name const.
1333 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
1334 to match constraints.
1336 2001-09-19 Stan Shebs <shebs@apple.com>
1338 * alias.c: Fix typos in comments.
1339 * sched-rgn.c (init_ready_list): Ditto.
1340 * unwind-dw2.c (uw_frame_state_for): Ditto.
1341 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
1342 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
1343 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
1345 2001-09-19 Richard Henderson <rth@redhat.com>
1347 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
1349 * Makefile.in (cfg.o): Depend on TM_P_H.
1351 2001-09-19 Richard Henderson <rth@redhat.com>
1353 * config/alpha/alpha.c (local_symbol_p): Split out from ...
1354 (local_symbolic_operand): ... here.
1355 (small_symbolic_operand): Check mode.
1356 (global_symbolic_operand): New.
1357 (input_operand): Reject symbolics if explicit relocs.
1358 (call_operand): Tidy.
1359 (alpha_legitimize_address): Use movdi_er_high_g.
1360 (alpha_expand_mov): Likewise.
1361 * config/alpha/alpha-protos.h: Update.
1362 * config/alpha/alpha.h (PREDICATE_CODES): Update.
1363 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
1364 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
1365 (UNSPECV_LDGP2): Remove.
1366 (all call patterns): Use 's' not 'i' for symbolic constraint.
1367 (call_osf call_value_osf): Use call_operand.
1368 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
1369 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
1370 (prologue_ldgp_1_er): Remove.
1371 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
1372 (builtin_setjmp_receiver_er patterns): Use them.
1373 (exception_receiver_er): Likewise.
1375 2001-09-19 Richard Henderson <rth@redhat.com>
1377 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
1379 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
1380 and NON_LOCAL_GOTO notes.
1381 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
1382 copy over CALL_INSN_FUNCTION_USAGE.
1384 2001-09-18 Catherine Moore <clm@redhat.com>
1386 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
1389 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
1391 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
1392 new-style tm_file specification. Specify correct tm_p_file,
1393 md_file, and out_file for s390x.
1395 * config/s390/linux.h, linux64.h: Don't include other target
1396 macro header files. Now handled via tm_file.
1398 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
1399 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
1400 are defined before use.
1402 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
1404 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
1405 code generation only for Gnu assembler.
1407 2001-09-18 Catherine Moore <clm@redhat.com>
1409 * config/stormy16 (LIB_SPEC): Remove -lnosys.
1411 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
1413 * config/mips/mips.c (mips_frame_set): New.
1414 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
1415 a parallel frame-related expression with a set for each register.
1417 2001-09-18 Philip Blundell <philb@gnu.org>
1419 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
1422 2001-09-17 Dale Johannesen <dalej@apple.com>
1424 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
1425 * config/rs6000/aix.h (FIXED_R2): Define.
1426 * config/rs6000/darwin.h (FIXED_R2): Define.
1427 * config/rs6000/sysv4.h (FIXED_R2): Define.
1429 2001-09-17 Jeff Sturm <jsturm@one-point.com>
1431 * except.c (dw2_build_landing_pads): New local
1432 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
1433 barrier after clobbers. Fixes c++/4012.
1435 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1437 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
1439 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
1441 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
1442 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
1444 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1446 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
1449 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
1451 * cpphash.h (_cpp_lex_direct): New.
1452 * cpplex.c (_cpp_lex_token): Update.
1453 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
1454 and increment that pointer.
1455 * cppmacro.c (alloc_expansion_token): New.
1456 (lex_expansion_token): Lex macro expansion directly into
1459 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
1461 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
1463 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
1465 * basic-block.h (free_bb_for_insn): Declare.
1466 * bb-reorder.c (label_for_bb): Use block_label.
1467 (emit_jump_to_block_after): Remove.
1468 (insert_intra_1): Do not update block_for_insn.
1469 (insert_inter_bb_scope_notes): Likewise; update bb->end
1470 * cfg.c (free_bb_for_insn): New.
1471 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
1472 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
1473 (commit_one_edge_insertion): Likewise.
1474 (commit_one_edge_insertion): Do not update BB boundary.
1475 (commit_edge_insertions): Do not call compute_bb_for_insn.
1476 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
1477 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
1478 (merge_blocks_move_successor_nojumps): Likewise.
1479 (try_crossjump_to_edge): Do not update block_for_insn.
1480 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
1481 * df.c (df_pattern_emit_later): Do not update BB boundary.
1482 (df_jump_pattern_emit_after): Likewise.
1483 (df_insn_move_before): Use emit_insn_before.
1484 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
1486 (add_insn_after, add_insn_before, emit_insns_after): Update BB
1487 boundaries and basic_block_for_insn.
1488 (reorder_insns_nobb): Rename from reorder_insns.
1489 (reorder_insns): New.
1490 (emit_block_insn_before, emit_block_insn_after): Kill.
1491 * flow.c (check_function_return_warnings): Do not call
1492 compute_bb_for_insn; Do not free basic_block_for_insn.
1493 (attempt_auto_inc): Do not update basic_block_for_insn.
1494 * function.c (emit_return_into_block): Likewise;
1495 do not update BB boundaries.
1496 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
1497 (insert_insn_end_bb): Use emit_insn_before; Likewise.
1498 (pre_insert_copy_insn): Likewise.
1499 (update_ld_motion_notes): Likewise.
1500 (insert_insn_start_bb): Likewise.
1501 (replace_store_insn): Likewise.
1502 * ifcvt.c (noce_process_if_block): Likewise.
1503 (if_convert): Do not call compute_bb_for_insn.
1504 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
1505 Use emit_insn_before and emit_insn_after.
1506 * recog.c (split_all_insns): Do not update BB boundaries;
1507 Do not call compute_bb_for_insn.
1508 (peephole2_optimize): Do not update BB boundaries.
1509 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
1511 (emit_swap_insn): Likewise.
1512 (convert_regs_1): Likewise.
1513 * reload1.c (reload): Call compute_bb_for_insn.
1514 * rtl.h (reorder_insns_nobb): Declare.
1515 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
1516 * toplev.c (rest_of_compilation): Call free_bb_for_insn
1517 at places CFG is invalidated; do not call compute_bb_for_insn.
1519 * cfg.c (expunge_block): Invalidate BB structure.
1521 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
1524 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
1526 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
1528 * cpphash.h (_cpp_lex_token): Update prototype.
1529 * cpplex.c (_cpp_lex_token): New prototype.
1530 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
1531 lex_macro_node, read_flag, do_pragma_poison): Update.
1532 * cppmacro.c (cpp_get_token, parse_params,
1533 lex_expansion_token): Update.
1535 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
1537 * cppmain.c (scan_translation_unit): Don't worry about
1538 putting a space after hashes.
1539 * cpplib.c (directive_diagnostics): New.
1540 (_cpp_handle_directive): Update to use directive_diagnostics.
1541 (run_directive): Don't toggle prevent_expansion.
1542 (do_line): Backup in case of the line extension.
1543 * cpplib.h (cpp_lexer_pos): Remove.
1544 * cppmacro.c (_cpp_create_definition): Precede a leading #
1547 2001-09-15 Richard Henderson <rth@redhat.com>
1549 * c-typeck.c (comptypes): Handle zero-length arrays properly.
1551 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1553 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
1555 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1557 PR preprocessor/3571
1558 * tradcpp.c (handle_directive): Skip non-vertical space.
1560 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1562 * cppmain.c (setup_callbacks): Set line callback only
1563 if outputting preprocessed source.
1565 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1567 * collect2.c (main): Const-ification.
1568 * gcc.c (translate_options, process_command): Use xstrdup in
1569 lieu of xmalloc/strcpy.
1570 (main): Use concat in lieu of xmalloc/strcpy/strcat.
1572 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1574 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
1577 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1579 * scan-decls.c (scan_decls): Fix typo.
1581 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1583 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
1584 Split mlstring_pos into mls_line and mls_col.
1585 * cppinit.c (cpp_create_reader): Initialize line to 1.
1586 (cpp_destroy): Free tokenruns.
1587 (push_include): Don't update lexer_pos.
1588 * cpplex.c (unterminated, parse_string): Update.
1589 (lex_token): Don't update lexer_pos, update.
1590 * cpplib.c (if_stack): Save line instead of line + col.
1591 (start_directive, _cpp_do__Pragma, do_else, do_elif,
1592 push_conditional, _cpp_pop_buffer): Update.
1593 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
1594 (_cpp_create_definition): Update.
1596 2001-09-15 Eric Christopher <echristo@redhat.com>
1598 * config/mips/abi64.h: Add support for MEABI.
1600 2001-09-15 Eric Christopher <echristo@redhat.com>
1602 * config/mips/mips.md: Add unspec #2.
1604 (reload_outdi): Ditto.
1605 (reload_outsi): Ditto.
1608 2001-09-15 Eric Christopher <echristo@redhat.com>
1609 Jason Eckhardt <jle@redhat.com>
1611 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
1612 * config/mips/isa32-linux.h: New file.
1613 * config/mips/isa3264.h: Ditto.
1614 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
1615 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
1616 (output_block_mode): Support MEABI.
1617 (function_arg): Ditto. Fix floating point arg passing.
1618 (mips_va_start): Ditto.
1619 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
1621 (mips_asm_file_start): Add new section to pass abi to gdb.
1622 (function_arg_pass_by_reference): Support MEABI.
1623 (mips_parse_cpu): Support mips32 and mips64 processors.
1624 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
1625 TARGET_MIPS5KC. Support isa32 and isa64.
1626 (processor_type): Add r4kc, r5kc, r20kc.
1627 (GENERATE_MULT3_SI): New.
1628 (GENERATE_MULT3_DI): Ditto.
1629 (GENERATE_MULT3): Remove.
1630 (ISA_HAS_64BIT_REGS): Add isa == 64.
1631 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
1632 (ISA_HAS_MADD_MSUB): New.
1633 (ISA_HAS_CLZ_CLO): Ditto.
1634 (ISA_HAS_DCLZ_DCLO): Ditto.
1635 (ABI_GAS_ASM_SPEC): New.
1636 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
1639 (SUBTARGET_CC1_SPEC): Ditto.
1640 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
1641 (PAD_VARARGS_DOWN): Support MEABI.
1642 (HARD_REGNO_NREGS): Move to mips.c.
1643 (ASM_OUTPUT_IDENT): Add #undef.
1644 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
1645 (mulsi3): Use GENERATE_MULT3_SI.
1646 (mulsi3_mult3): Ditto. Support mips32, mips64.
1647 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
1648 (mul_sub_si): New pattern.
1649 (unnamed splitters): New.
1650 (muldi3): Use GENERATE_MULT3_DI.
1651 (muldi3_internal2): Ditto.
1652 (movdicc): Support mips32.
1653 * config/mips/t-isa3264: New file.
1655 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
1657 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
1658 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
1659 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
1661 * reorg.c (fill_slots_from_thread): After call to
1662 steal_delay_list_from_target, update own_thread as new_thread may
1665 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
1667 * cpperror.c (print_location): Take line and column, for
1668 default positioning use the previously lexed token.
1669 (_cpp_begin_message): Take line and column.
1670 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
1671 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
1672 * cpphash.h (_cpp_begin_message): Update prototype.
1673 * cppinit.c (push_include): Don't set output line.
1674 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
1675 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
1676 (do_pragma): Kludge for front ends. Don't expand macros at all.
1677 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
1678 (struct cpp_token): Remove output_line.
1679 (struct cpp_callbacks): New member line_change.
1680 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
1681 cpp_get_token): Preserve BOL flag.
1682 (cpp_get_line): Remove.
1683 (_cpp_backup_tokens): Remove useless abort().
1684 * cppmain.c (cb_line_change): New.
1685 (scan_translation_unit): Don't worry about starting new lines here.
1686 * scan-decls.c (scan_decls): Update.
1687 * c-lex.c (c_lex, init_c_lex): Update.
1688 (cb_line_change, src_lineno): New.
1690 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
1692 * tree.c (append_random_chars): Generate the random
1693 characters in a reproducable fashion.
1695 2001-09-14 Richard Henderson <rth@redhat.com>
1697 * config/i386/i386.c (internal_label_prefix): New.
1698 (internal_label_prefix_len): New.
1699 (override_options): Set them.
1700 (local_symbolic_operand): New.
1701 (legitimate_pic_address_disp_p): Use it.
1702 (legitimize_pic_address): Likewise.
1704 2001-09-14 Marc Espie <espie@openbsd.org>
1706 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
1709 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1711 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
1712 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
1714 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
1716 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
1717 invocation of SUBREG_REGNO_OFFSET.
1719 * haifa-sched.c: Fix typo in FSF copyright statement.
1720 * sched-deps.c: Fix typo in FSF copyright statement.
1721 * sched-ebb.c: Fix typo in FSF copyright statement.
1722 * sched-rgn.c: Fix typo in FSF copyright statement.
1723 * sched-vis.c: Fix typo in FSF copyright statement.
1725 * config.gcc: Move inclusion of arm elf specific header files
1726 from the files themselves into the tm_file variable. Make
1727 sure that elfos.h is included before target specific elf
1729 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
1731 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
1732 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
1733 ASM_OUTPUT_CASE_LABEL): Protect definition.
1734 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
1735 not already defined.
1736 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
1737 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
1738 Remove duplicate definition.
1739 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
1740 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
1741 (RDATA_SECTION_FUNCTION): Remove redundant definition.
1742 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
1743 Remove inclusion of arm/elf.h.
1744 * config/arm/unknown-elf.h: as for conix-elf.h.
1745 (STARTFILE_SPEC): Include crti.o and crtn.o.
1746 * config/arm/linux-elf.h: as for conix-elf.h.
1747 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
1748 * config/arm/strongarm-elf.h: Remove inclusion of
1750 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
1751 * config/arm/unknown-elf-oabi.h: Remove inclusion of
1752 unknown-elf.h and elf.h.
1753 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
1754 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
1755 ASM_WEAKEN_LABEL): Remove redundant definition.
1756 * config/arm/elf.h: Test for inclusion of elfos.h
1757 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
1758 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
1759 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
1760 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
1761 redundant definition.
1762 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
1763 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
1764 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
1765 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
1766 Add rules to build crti.o and crtn.o
1767 * crti.asm: New file.
1768 * crtn.asm: New file.
1770 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
1772 * c-parse.in (_yylex): Use _cpp_backup_tokens.
1773 * cpphash.h (struct tokenrun): Add prev.
1774 (struct lexer_state): Remove bol.
1775 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
1776 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
1778 * cppinit.c (cpp_create_reader): Don't set bol.
1779 (cpp_destroy): Don't free lookaheads.
1780 * cpplex.c (lex_directive): Remove.
1781 (next_tokenrun): Update.
1782 (_cpp_lex_token): Clean up logic.
1783 (lex_token): Update to return a pointer to lexed token, since it
1784 can move to the start of the buffer. Simpify newline handling.
1785 * cpplib.c (SEEN_EOL): Update.
1786 (skip_rest_of_line): Remove lookahead stuff.
1787 (end_directive): Line numbers are already incremented. Revert
1788 to start of lexed token buffer if we can.
1789 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
1790 parse_answer): Use _cpp_backup_tokens.
1791 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
1792 instead. Don't check for EOL.
1793 (do_include_common, do_line, do_pragma_system_header): Use
1795 * cpplib.h (BOL, _cpp_backup_tokens): New.
1796 * cppmacro.c (save_lookahead_token, take_lookahead_token,
1797 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
1798 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
1799 (builtin_macro): Don't use cpp_get_line.
1800 (cpp_get_line): Short term kludge.
1801 (parse_arg): Handle directives in arguments here. Back up when
1802 appropriate. Store EOF at end of argument list.
1803 (funlike_invocation_p): Use _cpp_backup_tokens.
1804 (push_arg_context): Account for EOF at end of list.
1805 (cpp_get_token): Remove lookahead stuff. Update.
1807 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1809 * c-parse.in (yyerror): Const-ification and/or static-ization.
1810 * c-typeck.c (push_member_name): Likewise.
1811 * collect2.c (main): Likewise.
1812 * dbxout.c (dbxout_parms): Likewise.
1813 * diagnostic.c (format_with_decl): Likewise.
1814 * dwarf2out.c (output_ranges): Likewise.
1815 * dwarfout.c (fundamental_type_code): Likewise.
1816 * except.c (dw2_output_call_site_table): Likewise.
1817 * gcc.c (do_spec_1): Likewise.
1818 * genopinit.c (optabs): Likewise.
1819 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
1820 gen_declaration_1, handle_impent): Likewise.
1821 * protoize.c (default_include, in_system_include_dir, abspath):
1823 * sched-vis.c (visualize_stall_cycles): Likewise.
1824 * sdbout.c (plain_type_1, sdbout_end_function,
1825 sdbout_end_epilogue): Likewise.
1826 * varasm.c (decode_reg_name): Likewise.
1828 * 1750a.c (mod_regno_adjust): Likewise.
1829 * alpha.c (alpha_write_one_linkage,
1830 unicosmk_output_default_externs): Likewise.
1831 * arm.c (arm_condition_codes): Likewise.
1832 * arm.h (arm_condition_codes): Likewise.
1833 * avr.c (output_movsisf, encode_section_info): Likewise.
1834 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
1836 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
1837 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
1838 * m88k.c (output_function_profiler): Likewise.
1839 * mips.c (mips_output_conditional_branch): Likewise.
1840 * ns32k.c (ns32k_out_reg_names): Likewise.
1841 * ns32k.h (ns32k_out_reg_names): Likewise.
1842 * pj.c (pj_output_rval): Likewise.
1843 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
1844 * sparc.c (sparc_flat_function_prologue,
1845 sparc_flat_function_epilogue): Likewise.
1847 2001-09-13 Markus Werle <numerical.simulation@web.de>
1848 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1850 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
1851 Aachen University of Technology".
1853 2001-09-13 Andreas Schwab <schwab@suse.de>
1855 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
1858 2001-09-13 Richard Henderson <rth@redhat.com>
1860 * config/alpha/alpha.c (small_symbolic_operand): New.
1861 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
1862 (some_operand, input_operand): Don't handle HIGH.
1863 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
1864 (alpha_expand_mov): Likewise.
1865 (print_operand) [H]: Just print HIGH symbol.
1866 (print_operand_address): Handle small data.
1867 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
1868 (TARGET_SWITCHES): Add -msmall-data/large-data.
1869 (PIC_OFFSET_TABLE_REGNUM): New.
1870 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
1871 (PREDICATE_COES): Update.
1872 * config/alpha/alpha.md (adddi_er_high): New.
1873 (adddi_er_low): Handle small data.
1874 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
1875 prefer .sdata to .rodata.
1876 (SELECT_RTX_SECTION): Likewise.
1878 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
1880 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
1881 defining __size_t and leaving size_t undefined.
1883 2001-09-12 Diego Novillo <dnovillo@redhat.com>
1885 * basic-block.h (expunge_block): Declare.
1886 * cfg.c (expunge_block): Remove static declaration.
1888 2001-09-12 Richard Henderson <rth@redhat.com>
1890 * integrate.c (copy_insn_list): Copy label name from
1891 NOTE_INSN_DELETED_LABEL.
1893 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1895 * c-common.c (c_tree_code_name): Const-ification.
1896 * c-decl.c (c_decode_option): Likewise.
1897 * c-typeck.c (warn_for_assignment): Likewise.
1898 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
1900 * cppinit.c (output_deps): Likewise.
1901 * dependence.c (dependence_string, direction_string): Likewise.
1902 * dwarf2out.c (output_ranges): Likewise.
1903 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
1904 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
1905 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
1906 standard_startfile_prefix, standard_startfile_prefix_1,
1907 standard_startfile_prefix_2, tooldir_base_prefix,
1908 standard_bindir_prefix, find_a_file): Likewise.
1909 * genattrtab.c (make_length_attrs): Likewise.
1910 * gencheck.c (tree_codes): Likewise.
1911 * genemit.c (gen_split): Likewise.
1912 * genrecog.c (special_mode_pred_table): Likewise.
1913 * graph.c (graph_ext): Likewise.
1914 * protoize (default_include): Likewise.
1915 * reload.c (reload_when_needed_name): Likewise.
1916 * sched-vis.c (visualize_stall_cycles): Likewise.
1917 * tlink.c (recompile_files): Likewise.
1918 * toplev.c (decode_g_option): Likewise.
1919 * tradcpp.c (output_deps): Likewise.
1920 * varasm.c (decode_reg_name): Likewise.
1922 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
1925 * avr.c (avr_regnames, encode_section_info): Likewise.
1926 * c4x.c (float_reg_names): Likewise.
1927 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
1928 * elfos.h (const_section): Likewise.
1929 * i386.c (ix86_comp_type_attributes): Likewise.
1930 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
1931 * ia64/aix.h (UNIQUE_SECTION): Likewise.
1932 * ia64.c (type_names): Likewise.
1933 * m68hc11.c (reg_class_names): Likewise.
1934 * m88k.c (m_options): Likewise.
1935 * mips.c (mips_output_conditional_branch, mips_unique_section):
1937 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1938 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
1939 ultra_code_names): Likewise.
1940 * sparc.h (OVERRIDE_OPTIONS): Likewise.
1942 2001-09-12 Jakub Jelinek <jakub@redhat.com>
1944 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
1945 Use --fatal-warnings option for gas.
1946 * configure: Rebuilt.
1948 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1950 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
1952 2001-09-11 Jim Wilson <wilson@redhat.com>
1954 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
1956 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1958 * builtins.c (c_strlen): Treat an offset too large for a
1959 HOST_WIDE_INT as out of range.
1961 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
1963 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
1964 (EDGE_CRITICAL_P): New predicate.
1965 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
1967 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
1968 (dump_edge_info): Remove "crit".
1969 * cfganal.c (mark_critical_edges): Kill.
1970 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
1971 * cfgcleanup.c (cleanup_cfg): Likewise.
1972 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
1973 (find_spanning_tree): Likewise.
1974 * reg-stack.c (convert_regs_1): Likewise.
1975 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
1977 * basic-block.h (create_basic_block_structure): New.
1978 (create_basic_block): Update prototype.
1979 (force_nonfallthru): New.
1980 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
1981 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
1982 handle updating of block_for_insn, creating of empty BBs and BBs at
1983 the end of INSN chain.
1984 (create_basic_block): New function.
1985 (split_block): Use create_basic_block.
1986 (force_nonfallthru_and_redirect): Break out from ...; cleanup
1987 (redirect_edge_and_branch_force): ... here.
1988 (force_nonfallthru): New.
1989 (split_edge): Rewrite to use force_nonfallthru and create_block.
1990 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
1991 (find_basic_blocks): Free basic_block_for_insn.
1992 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
1994 * cfg.c: Fix formating.
1995 * cfgcleanup.c: Fix formating.
1996 (merge_blocks, tail_recursion_label_p): Return bool.
1997 (merge_blocks_move_predecessor_nojumps,
1998 merge_blocks_move_successor_nojumps): Return void.
2000 2001-09-11 Jakub Jelinek <jakub@redhat.com>
2002 * configure.in: Check whether assembler supports section merging.
2003 * config.in: Rebuilt.
2004 * configure: Rebuilt.
2005 * varasm.c (variable_section, output_constant_pool): Pass alignment
2006 to SELECT_SECTION and SELECT_RTX_SECTION.
2007 (mergeable_string_section): New.
2008 (mergeable_constant_section): New.
2009 (default_elf_asm_named_section): Output SECTION_MERGE and
2010 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
2011 * output.h (mergeable_string_section): New.
2012 (mergeable_constant_section): New.
2013 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
2014 * toplev.c (flag_merge_constants): New.
2015 (f_options): Add -fmerge-constants and -fmerge-all-constants
2017 (toplev_main): Default to -fno-merge-constants if not optimizing.
2018 * flags.h (flag_merge_constants): Add extern.
2019 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
2020 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
2022 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
2023 Define if assembler has working .subsection -1 support.
2024 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
2025 Put constant into special SHF_MERGE sections if the linker should
2026 attempt to merge duplicates.
2027 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
2029 Put constant into special SHF_MERGE sections if the linker should
2030 attempt to merge duplicates.
2031 * config/alpha/elf.h: Likewise.
2032 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
2033 has working .subsection -1 support.
2034 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
2036 * config/svr3.h: Likewise.
2037 * config/darwin.h: Likewise.
2038 * config/arm/aof.h: Likewise.
2039 * config/arm/linux-elf.h: Likewise.
2040 * config/avr/avr.h: Likewise.
2041 * config/c4x/c4x.h: Likewise.
2042 * config/d30v/d30v.h: Likewise.
2043 * config/i386/dgux.h: Likewise.
2044 * config/i386/osfrose.h: Likewise.
2045 * config/i386/sco5.h: Likewise.
2046 * config/i386/svr3gas.h: Likewise.
2047 * config/ia64/aix.h: Likewise.
2048 * config/m32r/m32r.h: Likewise.
2049 * config/m68k/m68k.h: Likewise.
2050 * config/m88k/dgux.h: Likewise.
2051 * config/m88k/m88k.h: Likewise.
2052 * config/mcore/mcore-pe.h: Likewise.
2053 * config/mips/mips.h: Likewise.
2054 * config/pa/pa.h: Likewise.
2055 * config/pa/pa-linux.h: Likewise.
2056 * config/romp/romp.h: Likewise.
2057 * config/rs6000/sysv4.h: Likewise.
2058 * config/rs6000/xcoff.h: Likewise.
2059 * config/s390/linux.h: Likewise.
2060 * config/sparc/sparc.h: Likewise.
2061 * config/sparc/sysv4.h: Likewise.
2062 * config/stormy16/stormy16.h: Likewise.
2063 * config/v850/v850.h: Likewise.
2064 * config/vax/vms.h: Likewise.
2065 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
2066 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
2067 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
2068 default_elf_asm_named_section for SHF_MERGE sections.
2070 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2072 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
2075 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
2077 * c-common.c (split_specs_attrs): Allow for empty attributes with
2078 empty TREE_PURPOSE. Fixes PR c/4294.
2080 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
2082 * basic-block.h (cached_make_edge, make_single_succ): New.
2083 (make_edge): Remove first parameter.
2084 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
2085 * cfg.c (cached_make_edge): Rename from make_edge; return newly
2086 created edge; use obstack allocation.
2087 (make_edge, make_single_succ_edge): New.
2088 (first_removed_edge): New static variable.
2089 (init_flow): Initialize first_removed_edge and n_edges.
2090 (clear_edges): Use remove_edge.
2091 (flow_delete_block): Likewise.
2092 (remove_edge): Add removed edges to the removed edges list.
2093 (split_block, redirect_edge_and_branch_force, split_edge):
2095 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
2096 (add_noreturn_fake_exit_edges): Likewise.
2097 (connect_infinite_loops_to_exit): Liekwise.
2098 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
2099 Use cached_make_edge.
2100 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
2101 * profile.c (branch_prob): Update make_edge call.
2102 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
2104 2001-09-11 Richard Henderson <rth@redhat.com>
2106 * config/alpha/alpha.c: Tidy formatting.
2107 (local_symbolic_operand): Verify mode.
2108 (alpha_sa_mask): Ignore unicos for eh_return.
2109 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
2110 * config/alpha/alpha.md (umk divsi patterns): Remove.
2111 (extendsfdf2): Remove unicos check.
2112 (tablejump): Merge vms and unicos code; always use direct set
2115 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2117 * config.gcc (alpha*-*-unicosmk*): New target.
2119 * config/alpha/alpha-protos.h (symbolic_operand,
2120 unicosmk_add_call_info_word, unicosmk_add_extern,
2121 unicosmk_defer_case_vector, unicosmk_unique_section,
2122 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
2123 unicosmk_asm_file_start, unicosmk_asm_file_end,
2124 unicosmk_output_common): Declare.
2126 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
2127 direct_return, function_arg, alpha_va_start, alpha_va_arg,
2128 alpha_does_function_need_gp, alpha_end_function): Support Cray
2130 (alpha_init_machine_status, alpha_mark_machine_status,
2131 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
2132 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
2133 unicosmk_asm_named_section, unicosmk_insert_attributes,
2134 unicosmk_section_type_flags, symbolic_operand,
2135 unicosmk_output_module_name, unicosmk_output_default_externs,
2136 unicosmk_output_dex, unicosmk_output_externs,
2137 unicosmk_output_addr_vec, unicosmk_ssib_name,
2138 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
2139 unicosmk_asm_file_end, unicosmk_output_common,
2140 unicosmk_section_type_flags, unicosmk_unique_section,
2141 unicosmk_add_call_info_word, unicosmk_text_section,
2142 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
2143 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
2144 unicosmk_dex_count, unicosmk_special_name): New.
2145 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
2146 TARGET_ABI_UNICOSMK.
2147 (get_aligned_mem, alpha_expand_unaligned_load,
2148 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
2149 alpha_expand_unaligned_store_words): Support big-endian mode.
2150 (print_operand): Likewise. New format specifier 't'. Use
2151 TARGET_AS_SLASH_BEFORE_SUFFIX.
2152 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
2153 (alpha_pv_save_size): Update with above change.
2154 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
2155 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
2158 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
2159 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
2160 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
2161 (EXTRA_CONSTRAINT): New constraint 'U'.
2162 (PREDICATE_CODES): Add symbolic_operand.
2164 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
2165 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
2166 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
2167 (integer division and modulus patterns): Split in default and
2169 (*divmodsi_internal, *divmoddi_internal): Disable for
2170 TARGET_ABI_UNICOSMK.
2171 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
2172 little-endian and big-endian versions.
2173 (ext, ins, msk): Likewise.
2174 (extv, extzv, insv): Support big-endian mode.
2175 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
2176 (call_umk, call_value_umk, *call_umk, tablejump_umk,
2177 *tablejump_umk_internal, *call_value_umk): New.
2178 (*movdi_nofix): Add pattern for loading an address into a register on
2179 TARGET_ABI_UNICOSMK.
2180 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
2181 (umk_mismatch_args, arg_home_umk): New.
2182 (various insns): Don't use mov, fmov, nop, fnop and unop.
2183 (realign): Support TARGET_ABI_UNICOSMK.
2185 * config/alpha/unicosmk.h: New file.
2186 * config/alpha/t-unicosmk: New file.
2188 * fixinc/inclhack.def (unicosmk_restrict): New.
2189 * fixinc/fixincl.x: Regenerate.
2191 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
2192 (wchar_t): Check for and define __WCHAR_T__.
2194 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
2196 * combine.c (simplify_shift_const): Treat shifts by the mode
2199 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
2201 * cpphash.h (struct tokenrun): New.
2202 (struct cpp_context): New member bol.
2203 (struct cpp_reader): New members.
2204 (_cpp_init_tokenrun): New.
2205 * cppinit.c (cpp_create_reader): Set up the token runs.
2206 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
2207 (lex_token): New internalised version of _cpp_lex_token. Don't
2208 handle directives or the multiple include opimisation here any
2209 more. Simply lex a token.
2210 * cpplib.c (run_directive): Clear bol.
2211 (_cpp_pop_buffer): Set bol.
2212 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
2215 2001-09-11 Michael Meissner <meissner@redhat.com>
2217 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
2218 give an error if the user uses -mfp32.
2219 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
2221 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
2222 floating point register size.
2223 (EXTRA_SPECS): Add CPP_FPR_SPEC.
2225 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
2226 HOST_WIDE_INT_PRINT_DEC to properly print the result of
2228 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
2229 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
2231 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
2233 * dbxout.c (dbxout_parms): Fix typo in comment.
2234 * unroll.c (loop_find_equiv_value): Ditto.
2235 * toplev.c (rest_of_compilation): Ditto.
2236 * loop.c (scan_loop): Ditto.
2237 * dwarf2out.c (struct dw_fde_struct): Ditto.
2239 2001-09-10 Zack Weinberg <zackw@panix.com>
2241 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
2242 copying identifier when we're just going to throw it away.
2243 (parse_identifier_slow): New routine to handle abnormal cases.
2244 (_cpp_lex_token): Update call site.
2246 * hashtable.c (ht_lookup): Don't assume that the string we've
2247 been given is NUL-terminated.
2248 * system.h: #define __builtin_expect(a, b) to (a) if not
2251 2001-09-10 Michael Meissner <meissner@redhat.com>
2253 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
2256 2001-09-10 David Edelsohn <edelsohn@gnu.org>
2258 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
2260 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2262 * builtins.c (c_getstr): Correct thinko in last change and further
2265 2001-09-10 Tim Freeman <tim@fungibole.com>
2267 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
2268 into varray's and register them as roots with the garbage
2269 collector so they are not collected too soon.
2271 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
2273 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
2275 * basic-block.h (flow_obstack, label_value_list,
2276 tail_recursion_label_list): Declare
2277 (tidy_fallthru_edges): Declare.
2278 (expunge_block, last_loop_beg_note): Delete.
2279 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
2281 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
2282 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
2283 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
2284 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
2285 expunge_block, flow_delete_block, compute_bb_for_insn,
2286 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
2287 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
2288 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
2289 try_redirect_by_replacing_jump, last_loop_beg_note,
2290 redirect_edge_and_branch, redirect_edge_and_branch_force,
2291 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
2292 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
2293 commit_edge_insertions, dump_flow_info, debug_flow_info,
2294 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
2295 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
2296 Move here from flow.c
2297 * cfganal.c: New file.
2298 (forwarder_block_p, can_fallthru, mark_critical_edges,
2299 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
2300 find_unreachable_blocks, create_edge_list, free_edge_list,
2301 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
2302 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
2303 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
2304 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
2305 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
2306 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
2307 Move here from flow.c
2308 * cfgbuild.c: New file
2309 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
2310 make_edges, find_basic_blocks_1, find_basic_blocks,
2311 find_sub_basic_blocks): Move here from flow.c
2312 * cfgcleanup.c: New file.
2313 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
2314 merge_blocks_move_predecessor_nojumps,
2315 merge_blocks_move_successor_nojumps, merge_blocks,
2316 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
2317 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
2318 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
2320 * cfgloop.c: New file
2321 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
2322 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
2323 flow_loop_exit_edges_find, flow_loop_nodes_find,
2324 flow_loop_pre_header_scan, flow_loop_pre_header_find,
2325 flow_loop_tree_node_add, flow_loops_tree_build,
2326 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
2327 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
2328 Move here from flow.c
2329 * flow.c: Remove everything moved elsewhere
2330 * output.h (cleanup_cfg): Return bool.
2332 * bb-reorder.c (reorder_block_def): Remove 'index'.
2333 (insert_intra_1): Add argument BB, set block for new note.
2334 (make_reorder_chain): Do not depdent on BB indexes.
2335 (make_reorder_chain_1): Do not use BB indexes.
2336 (label_for_bb): Likewise; set BB for new insn.
2337 (emit_jump_to_block_after): Likewise.
2338 (fixup_reoder_chain): Sanity check that all basic blocks
2339 are chained; verify newly created insn chain; remove
2340 undocnitional jump simplifying; Do not use BB indexes;
2341 properly initialize count and frequency information;
2342 dump reordered sequence.
2343 (insert_intra_bb_scope_notes): update call of insert_intra_1.
2344 (insert_inter_bb_scope_notes): Set block for new insn.
2345 (reorder_basic_blocks): Dump flow info before reoredering.
2347 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2349 * alias.c (clear_reg_alias_info): Use K&R format definition.
2350 Avoid unsigned warning.
2351 * builtins.c: Use "unsigned int", not "unsigned".
2352 (target_char_cast): Use host_integerp and tree_low_cst.
2353 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
2354 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
2355 (c_getstr): Likewise.
2356 (std_expand_builtin_va_arg): Use int_size_in_bytes.
2357 (builtin_memcpy_read_str): Avoid unsigned warning.
2358 (expand_builtin_memcpy): Alignments are unsigned.
2359 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
2360 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
2361 * predict.c (expensive_function_p): LIMIT now unsigned.
2362 * resource.c (mark_target_live_regs): Make some vars unsigned.
2363 * sdbout.c: Use "unsigned int", not "unsigned".
2364 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
2365 (sdbout_source_line): Likewise.
2366 (sdbout_record_type_name): Remove "const" for NAME declaration.
2367 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
2369 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
2371 * calls.c (store_one_arg): Expand comment.
2373 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2375 * calls.c (store_one_arg): Make sure that the entire argument is
2376 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
2378 2001-09-09 Richard Henderson <rth@redhat.com>
2380 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
2382 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
2384 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
2386 2001-09-09 Richard Henderson <rth@redhat.com>
2388 * config/alpha/alpha.c (alpha_next_sequence_number): New.
2389 (alpha_this_literal_sequence_number): New.
2390 (alpha_this_gpdisp_sequence_number): New.
2391 (some_operand, input_operand): Add HIGH.
2392 (local_symbolic_operand): New.
2393 (alpha_encode_section_info): New.
2394 (alpha_legitimate_address_p): Allow LO_SUM.
2395 (alpha_legitimize_address): Generate HIGH+LO_SUM.
2396 (alpha_expand_mov): Likewise.
2397 (secondary_reload_class): Check memory_operand not general_operand
2399 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
2400 (alpha_expand_unaligned_store): Likewise.
2401 (alpha_expand_unaligned_load_words): Likewise.
2402 (alpha_expand_unaligned_store_words): Likewise.
2403 (alpha_expand_block_clear): Likewise.
2404 (print_operand): Handle %#, %*, %H.
2405 (print_operand_address): Handle LO_SUM.
2407 (alpha_does_function_need_gp): Use it.
2408 (alpha_expand_block_move): Fix signed compare warnings.
2409 (alpha_sa_mask, alpha_align_insns): Likewise.
2410 * config/alpha/alpha-protos.h: Update.
2411 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
2412 (MASK_EXPLICIT_RELOCS): New.
2413 (TARGET_SWITCHES): Add -mexplicit-relocs.
2414 (EXTRA_CONSTRAINT): Add 'T'.
2415 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
2416 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
2417 (ENCODE_SECTION_INFO): Out line.
2418 (REDO_SECTION_INFO_P): New.
2419 (STRIP_NAME_ENCODING): New.
2420 (ASM_OUTPUT_LABELREF): New.
2421 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
2422 (PREDICATE_CODES): Update.
2423 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
2424 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
2425 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
2426 builtin_setjmp_receiver_er, exception_receiver_1_er,
2427 call_value_osf_1_er): New patterns.
2428 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
2429 (movqi, movhi, movsi): Add explicit $31 base register to lda.
2430 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
2431 (FINAL_PRESCAN_INSN): New.
2433 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
2435 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
2437 2001-09-08 Andreas Jaeger <aj@suse.de>
2439 * i386.h (TARGET_SWITCHES): Fix description.
2441 2001-09-07 David Edelsohn <edelsohn@gnu.org>
2443 * rs6000.c (num_insns_constant): Compute number of instructions
2446 * doc/install.texi: Explain AIX exception handling work-around.
2447 Update URL for AIX fixes.
2449 2001-09-07 Jim Wilson <wilson@redhat.com>
2451 * alias.c (clear_reg_alias_info): New.
2452 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
2453 * rtl.h (clear_reg_alias_info): Declare.
2455 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2457 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
2459 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
2460 (m16m,edivm,emulm): Change declaration to match definition.
2462 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2464 * reload.c (push_reload): Check for subreg_lowpart_p instead of
2465 SUBREG_BYTE being 0 when determining if the inner part of a subreg
2468 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2470 * c-common.c (signed_or_unsigned_type): Handle machine mode types
2471 which have no corresponding C type.
2472 * fold_const.c (target_isinf,target_isnan,target_negative): Update
2473 the representation of 64-bit doubles to work with 64-bit ints.
2475 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
2477 * config/mips/mips.c (override_options): Do not override ISA when ABI
2478 specified if MIPS_CPU_STRING_DEFAULT was specified.
2480 2001-09-07 Richard Henderson <rth@redhat.com>
2482 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
2483 (express_from_1): Wrap lines.
2484 * rtlanal.c (commutative_operand_precedence): Rename from
2485 operand_preference; export.
2486 * rtl.h: Declare it.
2487 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
2488 (simplify_binary_operation): Invoke simplify_plus_minus on
2489 (CONST (PLUS ...)) as well.
2490 (struct simplify_plus_minus_op_data): New.
2491 (simplify_plus_minus_op_data_cmp): New.
2492 (simplify_plus_minus): Use them. Avoid infinite recursion with
2493 simplify_binary_operation wrt CONST.
2495 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
2497 * h8300-protos.h (general_operand_dst_push): Remove.
2498 * h8300.c (general_operand_dst_push): Likewise.
2499 * h8300.h (OK_FOR_T): Likewise.
2500 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
2501 * h8300.md (pushqi_h8300): New.
2502 (pushqi_h8300hs): Likewise.
2504 (pushhi_h8300): Likewise.
2505 (pushhi_h8300hs): Likewise.
2508 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2510 * genattrtab.c (attr_printf): First arg is unsigned.
2511 Clean up formatting of callers.
2513 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
2515 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
2518 2001-09-07 Andreas Jaeger <aj@suse.de>
2520 * i386.h (TARGET_SWITCHES): Fix descriptions.
2522 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2524 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
2526 2001-09-06 Ira Ruben <ira@apple.com>
2528 Remove OP_IDENTIFIER.
2529 * tree.def (OP_IDENTIFIER): Remove.
2530 * tree.c (tree_node_kind enum): Remove op_id_kind.
2531 (tree_node_kind_names): Remove "op_identifiers".
2532 (make_node): Remove OP_IDENTIFIER test.
2533 (build_op_identifier): Removed because it isn't being used.
2534 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
2535 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
2537 2001-09-06 Richard Henderson <rth@redhat.com>
2539 * simplify-rtx.c (simplify_binary_operation): Revert last change.
2541 2001-09-06 Richard Henderson <rth@redhat.com>
2543 * simplify-rtx.c (simplify_binary_operation): Simplify contents
2546 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2548 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
2549 number used for CR register.
2551 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
2552 Joern Rennecke (amylaar@cygnus.com)
2554 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
2555 * h8300.c (initial_offset): Handle offset between RP and FP.
2556 (h8300_return_addr_rtx): New function.
2557 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
2559 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
2560 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
2561 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
2562 (CAN_ELIMINATE, REGISTER_NAMES):
2563 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
2565 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
2567 Remove TYPE_NONCOPIED_PARTS.
2568 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
2569 (struct tree_type): Remove noncopied_parts.
2570 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
2571 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
2572 (fixed_type_p): Remove.
2573 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
2574 (expand_expr, MODIFY_EXPR): Likewise.
2575 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
2576 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
2578 2001-09-06 Alan Modra <amodra@bigpond.net.au>
2580 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
2582 (mask64_operand): Likewise.
2583 (includes_rldic_lshift_p): Likewise.
2584 (includes_rldicr_lshift_p): Likewise.
2586 2001-09-05 Ziemowit Laski <zlaski@apple.com>
2588 * objc/objc-act.c (build_message_expr): If a class method cannot
2589 be found, do not issue a warning if a corresponding instance
2590 method exists in the root class.
2592 2001-09-05 Richard Henderson <rth@redhat.com>
2594 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
2596 2001-09-05 Zack Weinberg <zack@codesourcery.com>
2598 * function.c (ggc_mark_struct_function): Mark f->outer.
2599 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
2600 * integrate.c (output_inline_function): ... not here.
2602 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
2604 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
2606 * i386.c (size_cost): New static variable.
2607 (override_function): Use size_cost when -Os is specified.
2609 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
2610 properly; Use current_function_calls_eh_return.
2611 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
2612 use leave to avoid depdendancy chain.
2614 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
2615 get BB loop_depth instead of computing it from LOOP notes.
2617 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
2619 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
2621 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2622 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2623 UNALIGNED_DOUBLE_INT_ASM_OP): Define
2625 2001-09-05 Jeffrey A Law (law@cygnus.com)
2626 Jason Merrill (jason@redhat.com)
2628 * stor-layout.c (layout_type): Complain if an array's size can
2629 not be represented in a size_t.
2631 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
2633 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
2635 * gcc.c: (process_command) Add parentheses around assignment
2636 used as truth value.
2638 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
2640 * config/mips/mips.c (save_restore_insns): Don't mark any register
2641 save slots as unchanging if current_function_calls_eh_return.
2643 2001-09-05 Richard Henderson <rth@redhat.com>
2645 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
2646 * config/alpha/alpha-protos.h: Declare it.
2647 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
2648 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
2649 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
2650 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
2651 (REG_OK_FOR_BASE_P): Select one of the above.
2653 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
2655 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
2656 (crti.o): Prefix name of object file with $(T).
2659 2001-09-05 David S. Miller <davem@redhat.com>
2661 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
2662 * config/sparc/linux64.h: Likewise.
2664 2001-09-05 Andreas Jaeger <aj@suse.de>
2666 * doc/invoke.texi (i386 Options): -mwide-multiply is not
2667 available anymore, remove the documentation.
2668 (i386 Options): Fix typo, cleanup index entries.
2670 * prefix.c (concat): Remove, we can use the version from liberty.
2672 2001-09-05 Richard Henderson <rth@redhat.com>
2674 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
2675 New functions split out of md file expanders.
2676 * config/alpha/alpha-protos.h: Declare them.
2677 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
2679 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
2681 * cppmacro.c (funlike_invocation_p): No need to restore context.
2683 2001-09-04 Richard Henderson <rth@redhat.com>
2685 * reload.c (push_reload): Export.
2686 * reload.h (push_reload): Declare it.
2688 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
2689 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
2690 * config/alpha/alpha.c (alpha_legitimize_address): New.
2691 (alpha_legitimize_reload_address): Likewise.
2692 * config/alpha/alpha-protos.h: Declare them.
2694 2001-09-04 Stan Shebs <shebs@apple.com>
2696 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
2697 * config/darwin.c (machopic_stub_name): Account for internally
2698 generated lib calls such as memcpy.
2700 2001-09-04 Richard Henderson <rth@redhat.com>
2702 * unwind.h (_UA_END_OF_STACK): New flag.
2703 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
2705 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
2707 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
2709 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
2711 * config/mips/mips.c (save_restore_insns): Change base_offset to
2712 fp_offset in second call to mips_emit_frame_related_store.
2714 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
2716 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
2717 sometimes be represented as a NOTE of type
2718 NOTE_INSN_DELETED_LABEL.
2719 (Insns): Document NOTE_INSN_DELETED_LABEL.
2721 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
2723 * c-common.h (tree_dump_index): Add more comments.
2724 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
2725 (dump_option_value_info): New struct.
2726 (dump_options): New array.
2727 (dump_switch_p): Parse switch options symbolically.
2728 * doc/invoke.texi (-fdump-ast): Rename to ...
2729 (-fdump-tree): ... here. Document that options are symbolic, and
2730 not all are applicable.
2732 2001-09-04 David S. Miller <davem@redhat.com>
2734 * config/sparc/sparc.md (define_splits): Kill constraints.
2736 Cleanup redundant and unused insn attributes.
2737 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
2738 binary, and move. Mark ialu as default.
2739 (commented out define_function_unit "alu"): Kill.
2740 (define_attr "use_clobbered"): Kill.
2741 (whole file): Kill address insn type references. Replace
2742 all unary/binary/move references with ialu.
2743 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
2744 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
2747 Simplify length insn attribute and make more judicious use
2748 of insn attribute defaulting.
2749 * config/sparc/sparc.md (all insns with length > one): Mark as
2750 insn type multi if real instructions, else use default if
2751 it is a forced splitter.
2752 (all insns with length == one): Use default insn length.
2753 (all insns of type ialu): Use default insn type.
2755 Fix erroneous insn attribute settings.
2756 (addx): Set insn type to misc.
2757 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
2758 const_umulsidi3_sp64): Set insn type to imul.
2760 Track SFmode vs DFmode insns according to UltraSPARC
2762 * config/sparc/sparc.md ("fptype"): New attribute, default
2764 (all DFmode single insns): Mark as fptype "double".
2766 2001-09-03 Jakub Jelinek <jakub@redhat.com>
2768 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
2770 2001-09-03 Richard Henderson <rth@redhat.com>
2772 * function.h (struct function): Add arg_pointer_save_area_init.
2773 * function.c (expand_function_end): Init arg_pointer_save_area.
2774 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
2775 when called from a nested function.
2777 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
2779 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
2782 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2784 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
2786 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
2788 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
2789 (emit_push_insn): Use specified padding direction when
2790 STACK_PUSH_CODE is POST_INC.
2792 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
2794 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2796 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
2798 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
2800 * cppinit.c (cpp_start_read): Free the imacros list as we
2801 traverse it. Don't free the chains before returning.
2802 (_cpp_push_next_buffer): Only try pushing buffers if we've
2803 completed -imacros handling.
2805 2001-08-31 Eric Christopher <echristo@redhat.com>
2807 * gcc.c (handle_braces): Add explaination for abort.
2809 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
2811 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
2812 move adjustment of bitpos instead.
2814 2001-08-31 Zack Weinberg <zack@codesourcery.com>
2816 * function.c: Remove all_functions. Make outer_function_chain
2818 (init_function_start): Don't add new function structure to
2820 (find_function_data, push_function_context_to,
2821 pop_function_context_from, put_var_into_stack,
2822 trampoline_address): Update for changed structure element names.
2823 (push_function_context_to): Disentangle.
2824 (free_after_compilation): Also free F.
2825 (expand_dummy_function_end): Don't free cfun here.
2826 (put_var_into_stack): Comment why we can't use find_function_data here.
2827 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
2828 (mark_function_chain): Split into maybe_mark_struct_function and
2829 ggc_mark_struct_function. Export the latter.
2830 (init_function_once): Mark from cfun and outer_function_chain;
2833 * function.h (struct function): Kill next_global. Rename next
2834 to outer. All users updated to match.
2835 (all_functions, outer_function_chain): Don't declare.
2837 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
2838 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
2839 don't touch f->inlinable, after calling rest_of_compilation.
2841 * tree.h: Forward-declare struct function. Prototype
2842 ggc_mark_struct_function.
2844 2001-08-31 Kazu Hirata <kazu@hxi.com>
2846 * config/h8300/h8300.md (*andorhi3): Fix typos.
2848 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2850 * calls.c (emit_library_call_value): Don't use a fixed
2851 argument after VA_CLOSE, i.e. out of scope in traditional C.
2853 * emit-rtl.c (gen_rtvec): Likewise.
2855 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2857 * Makefile.in (c-pragma.o): Depend on output.h.
2858 (reorg.o): Depend on except.h.
2860 * c-pragma.c: Include output.h.
2862 * reorg.c: Include except.h.
2864 * unwind-dw2.c: Call __builtin_alloca, not alloca.
2866 2001-08-31 Richard Henderson <rth@redhat.com>
2868 * sched-deps.c (add_dependence): Don't elide dependancy if the
2869 conditional used by insn is modified in elem.
2871 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
2873 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
2875 2001-08-31 Diego Novillo <dnovillo@redhat.com>
2877 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
2880 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
2882 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
2884 (stormy16_asm_out_constructor): New function.
2885 (TARGET_ASM_CONSTRUCTOR): Define.
2886 (TARGET_ASM_DESTRUCTOR): Define.
2888 2001-08-31 Andreas Jaeger <aj@suse.de>
2890 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
2891 * loop.c (add_label_notes): Likewise.
2892 * reload.c (find_reloads): Likewise.
2893 * config/sh/sh.c (machine_dependent_reorg): Likewise.
2895 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
2897 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
2898 code here. Take _Unwind_{W,Sw}ord*.
2899 (read_encoded_value_with_base): Use them.
2900 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
2902 (extract_cie_info): Simplify read_?leb128 handling.
2903 (execute_stack_op, execute_cfa_program): Likewise.
2904 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
2906 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
2908 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
2909 the frame pointer to pop the stack if convenient.
2911 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
2912 Don't use post-increment before combine.
2913 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
2914 a call-saved register.
2916 2001-08-31 Andreas Jaeger <aj@suse.de>
2918 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
2921 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
2923 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
2924 not DIV/MOD, of course.
2926 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
2928 * rtl.def: Undo my patch commited 2001-08-27.
2930 * genattrtab.c: Ditto.
2934 * sched-int.h: Ditto.
2936 * target-def.h: Ditto.
2940 * haifa-sched.c: Ditto.
2942 * sched-rgn.c: Ditto.
2944 * sched-vis.c: Ditto.
2946 * Makefile.in: Ditto.
2948 * doc/md.texi: Ditto.
2950 * doc/tm.texi: Ditto.
2952 * doc/contrib.texi: Ditto.
2954 * doc/gcc.texi: Ditto.
2956 * genattrtab.h: Remove it.
2958 * genautomata.c: Remove it.
2960 * genattr.c: Undo my patch and Richard Henderson's patch commited
2963 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
2965 * config.gcc (h8300-*-elf*): New case.
2966 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
2967 (SUBTARGET_CPP_SPEC): Define.
2968 (EXTRA_SPECS): Define.
2969 (SUBTARGET_EXTRA_SPECS): Define.
2970 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
2971 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
2973 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
2975 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
2976 (LIB2FUNCS_EXTRA): Define.
2977 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
2978 config/h8300/fixunssfsi.c: New file.
2980 2001-08-30 Kazu Hirata <kazu@hxi.com>
2982 * config/h8300/h8300.md (zero_extendqihi2): Changes to
2983 define_expand to accomodate target-specific attributes.
2984 (anonymous zero_extendqihi2 patterns): New.
2986 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
2988 * h8300.md (*andorhi3): New pattern.
2990 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
2992 * h8300.c (dosize): Fix test for "sub".
2994 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
2996 * c-typeck.c (pointer_diff): Try to eliminate common term before
2999 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
3001 * config/arm/arm.c (arm_compute_initial_elimination_offset):
3002 Account for the saves of the FP registers.
3004 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
3005 (TEXT_SECTION_ASM_OP): Define.
3006 (INIT_SECTION_ASM_OP): Define.
3007 (FINI_SECTION_ASM_OP): Define.
3008 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
3009 (RDATA_SECTION_FUNCITON): Provide prototype.
3011 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
3013 * reload1.c (move2add_note_store): Correct typo checking for
3016 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
3018 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
3019 note should not be considered outside the libcall block.
3021 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3023 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
3025 2001-08-29 Kazu Hirata <kazu@hxi.com>
3027 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
3029 2001-08-29 Kazu Hirata <kazu@hxi.com>
3031 * config/h8300/h8300-protos.h: Add a prototype for
3033 * config/h8300/h8300.c (emit_logical_op): New.
3034 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
3041 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
3043 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
3044 comparison with rtx INTVAL.
3045 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
3047 * pa.h (FUNCTION_ARG_SIZE): Likewise.
3049 2001-08-29 Kazu Hirata <kazu@hxi.com>
3051 * config/h8300/lib1funcs.asm: Update the copyright. Fix
3054 2001-08-29 Kazu Hirata <kazu@hxi.com>
3056 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
3057 (reg n) to (mem (pre_dec (reg n))
3058 (anonymous movsi pattern): Likewise.
3060 2001-08-29 Kazu Hirata <kazu@hxi.com>
3062 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
3064 2001-08-29 Kazu Hirata <kazu@hxi.com>
3066 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
3067 several special constants.
3069 2001-08-29 Kazu Hirata <kazu@hxi.com>
3071 * config/h8300/lib1funcs.asm: Fix comment typos.
3073 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3075 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
3076 Fix format specifier warnings.
3078 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
3079 inet_makeaddr, semctl): Prototype.
3081 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
3082 (save_restore_insns): Use base_offset, not gp_offset.
3084 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
3085 (ASM_OUTPUT_BYTE): Fix format specifier warning.
3087 2001-08-29 Richard Henderson <rth@redhat.com>
3089 * bb-reorder.c (function_tail_eff_head): New.
3090 (record_effective_endpoints): Set it.
3091 (fixup_reorder_chain): Use it.
3093 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3095 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
3097 2001-08-28 Dale Johannesen <dalej@apple.com>
3099 * config/darwin.c (machopic_function_base_name): Add const
3100 qualifier to a string.
3101 (darwin_encode_section_info): Ditto.
3103 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3105 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
3106 function definition.
3108 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
3110 * df.h (struct df): Add rts_order variable.
3112 * df.c (df_visit_next_rts): New function.
3113 (df_visit_next): Renamed to df_visit_next_rc
3114 (df_analyse_1): Allocate/compute/free rts_order as well.
3115 (df_rd_global_compute): Use df_visit_next_rc instead of
3117 (df_ru_global_compute): Use df_visit_next_rts instead of
3120 * flow.c (flow_reverse_top_sort_order_compute): New function.
3122 * basic-block.h: Add prototype.
3124 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
3126 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
3127 blocks, the BB_REACHABLE is now set, rather than aux being
3128 non-NULL. Update the test to reflect this.
3130 2001-08-28 Eric Christopher <echristo@redhat.com>
3132 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
3133 config/mips/crti.asm: Ditto.
3135 2001-08-28 Eric Christopher <echristo@redhat.com>
3136 Richard Henderson <rth@redhat.com>
3138 * c-pragma.h (add_weak): Move prototype from here...
3139 * output.h (add_weak): ... to here.
3140 * varasm.c (add_weak): Fix typo.
3141 * config/mips/crti.asm: New file.
3142 * config/mips/crtn.asm: Ditto.
3143 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
3144 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
3145 (INVOKE__main): Ditto.
3146 (INIT_SECTION_ASM_OP): New.
3147 (FINI_SECTION_ASM_OP): Ditto.
3148 (STARTFILE_SPEC): Add crti.
3149 (ENDFILE_SPEC): Add crtn.
3150 * config/mips/elf64.h: Same.
3151 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
3153 * config/mips/vxworks.h: Ditto.
3154 * config/mips/t-elf: Support crti and crtn.
3156 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
3158 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
3161 2001-08-28 Richard Henderson <rth@redhat.com>
3163 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
3164 (one_cmplbi2 splitter): Remove redundant test.
3166 2001-08-28 Dale Johannesen <dalej@apple.com>
3168 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
3170 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
3172 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
3174 2001-08-28 Stan Shebs <shebs@apple.com>
3176 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
3177 (UNALIGNED_SHORT_ASM_OP): Define.
3178 (UNALIGNED_INT_ASM_OP): Define.
3180 2001-08-28 Will Cohen <wcohen@redhat.com>
3182 * config/rs6000/rs6000.md (store_multiple): Correct RTL
3183 generation for first set.
3185 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3187 * flow.c (redirect_edge_succ_nodup): Return new edge.
3188 (try_simplify_condjump): Use new edge.
3189 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
3191 * cse.c (cse_basic_block): Skip note instructions.
3193 2001-08-27 Richard Henderson <rth@redhat.com>
3195 * combine.c (combine_simplify_rtx): Don't reverse condition
3196 if there is no reverse for the condition.
3197 (simplify_comparison): Don't simplify subregs from INT to FP.
3199 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
3200 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
3201 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
3202 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
3203 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
3204 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
3206 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3208 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
3209 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
3211 (adddi_dilshr32, adddi_dishl32): Only data register can be
3212 source for mem destination.
3214 * expmed.c (store_bit_field): Ignore adjustment to bitpos
3215 and use bitnum to decide about register move.
3217 2001-08-27 Richard Henderson <rth@redhat.com>
3219 * genattr.c (main): Emit state_t even when not doing scheduling.
3221 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3222 Richard Henderson <rth@redhat.com>
3224 * gcse.c (reg_first_set, reg_last_set): Replace with ...
3225 (reg_avail_info, current_bb): ... these.
3226 (oprs_unchanged_p, record_last_reg_set_info): Use them.
3227 (compute_hash_table): Likewise.
3229 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3231 * flow.c (verify_flow_info): Use checksums to verify edges.
3233 2001-08-27 Richard Henderson <rth@redhat.com>
3235 * genautomata.c (expand_automata): Always create a description.
3237 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
3239 * optabs.c (expand_binop): Correctly handle the carry in multiword
3240 add/subtract operations.
3242 2001-08-27 Fred Fish <fnf@be.com>
3244 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
3247 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
3249 * reload.c (find_reloads_toplev): Back out this change:
3251 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
3253 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
3254 mem if the address is a mode_dependent_address_p.
3256 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
3258 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
3259 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
3260 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
3263 * genattr.c (main): New variable num_insn_reservations. Increase
3264 it if there is DEFINE_INSN_RESERVATION. Output automaton based
3265 pipeline hazard recognizer interface.
3267 * genattrtab.h: New file.
3269 * genattrtab.c: Include genattrtab.h.
3270 (attr_printf, check_attr_test, make_internal_attr,
3271 make_numeric_value): Move protypes into genattrtab.h. Define them
3273 (num_dfa_decls): New global variable.
3274 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
3275 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
3276 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
3277 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
3279 * genautomata.c: New file.
3281 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
3283 * sched-int.h: (curr_state): Add the external definition for
3284 automaton pipeline interface.
3285 (haifa_insn_data): Add comments for members blockage and units.
3287 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
3288 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
3289 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
3290 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
3291 TARGET_SCHED_DFA_POST_CYCLE_INSN,
3292 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
3293 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
3295 (TARGET_SCHED): Use the new macros.
3297 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
3298 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
3299 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
3300 dfa_bubble): New members in gcc_target.sched.
3302 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
3303 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
3304 (insn_queue): Redefine it as pointer to array.
3305 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
3307 (max_insn_queue_index_macro_value): New variable.
3308 (curr_state, dfa_state_size, ready_try): New varaibles for
3309 automaton interface.
3310 (ready_element, ready_remove, max_issue): New function prototypes
3311 for automaton interface.
3312 (choose_ready): New function prototype.
3313 (insn_unit, blockage_range): Add comments.
3314 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
3315 FUNCTION_UNITS_SIZE == 0.
3316 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
3317 actual_hazard, potential_hazard): Add comments.
3318 (insn_cost): Use cost -1 as undefined value. Remove
3319 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
3321 (ready_element, ready_remove): New functions for automaton
3323 (schedule_insn): Add new code for automaton pipeline interface.
3324 (queue_to_ready): Add new code for automaton pipeline interface.
3325 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
3326 (debug_ready_list): Print newline when the queue is empty.
3327 (max_issue): New function for automaton pipeline interface.
3328 (choose_ready): New function.
3329 (schedule_block): Add new code for automaton pipeline interface.
3330 Print ready list before scheduling each insn.
3331 (sched_init): Add new code for automaton pipeline interface.
3332 Initiate insn cost by -1.
3333 (sched_finish): Free the current automaton state and finalize
3334 automaton pipeline interface.
3336 * sched-rgn.c: Include target.h.
3337 (init_ready_list, new_ready, debug_dependencies): Add new code for
3338 automaton pipeline interface.
3340 * sched-vis.c: Include target.h.
3341 (get_visual_tbl_length): Add code for automaton interface.
3342 (target_units, print_block_visualization): Add comments.
3344 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
3345 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
3346 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
3347 (getruntime.o, genautomata.o): New entries.
3348 (genattrtab.o): Add new dependency file genattrtab.h.
3349 (genattrtab): Add new dependencies. Link it with `libm.a'.
3350 (getruntime.o, hashtab.o): New entries for canadian cross.
3352 * doc/md.texi: Description of automaton based model.
3354 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
3356 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
3357 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
3358 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
3359 TARGET_SCHED_DFA_POST_CYCLE_INSN,
3360 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
3361 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
3362 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
3364 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
3365 MAX_DFA_ISSUE_RATE): New macro descriptions.
3367 * doc/contrib.texi: Add dfa based scheduler contribution.
3369 * doc/gcc.texi: Add more information about genattrtab.
3371 2001-08-27 Diego Novillo <dnovillo@redhat.com>
3373 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
3376 2001-08-27 Richard Henderson <rth@redhat.com>
3378 * function.c (expand_function_end): Don't init arg_pointer_save_area.
3379 (get_arg_pointer_save_area): New. Create an init it here.
3380 (fix_lexical_addr): Use it.
3381 * function.h: Declare it.
3382 * builtins.c (expand_builtin_setjmp_receiver): Use it.
3383 * stmt.c (expand_nl_goto_receiver): Use it.
3385 2001-08-27 Richard Henderson <rth@redhat.com>
3387 * final.c (final_scan_insn): Don't enter APP_ON mode for
3390 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
3391 alignment for assemble_integer for DW_EH_PE_aligned.
3392 * except.c (output_function_exception_table): Likewise.
3394 2001-08-26 Andreas Jaeger <aj@suse.de>
3396 * c-tree.h: Add prototyp for c_sizeof_nowarn.
3398 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
3400 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
3402 2001-08-27 Alan Modra <amodra@bigpond.net.au>
3404 * config/rs6000/rs6000.c (mask_operand): Rewrite without
3406 (mask64_operand): Likewise.
3407 (rldic_operand): Delete.
3408 (includes_lshift64_p): Delete.
3409 (includes_rldic_lshift_p): New function.
3410 (includes_rldicr_lshift_p): New function.
3411 (print_operand): Don't call rldic_operand in case 'W'.
3412 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
3413 (includes_lshift64_p): Remove.
3414 (includes_rldic_lshift_p): Declare.
3415 (includes_rldicr_lshift_p): Declare.
3416 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
3417 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
3418 Replace match_operand rldic_operand predicate with
3419 const_int_operand. Replace includes_lshift64_p condition with
3420 includes_rldic_lshift_p.
3421 <ashldi3_internal 64 bit rldicr patterns>: New.
3423 2001-08-27 Andreas Jaeger <aj@suse.de>
3425 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
3426 * errors.c: Likewise.
3427 * final.c: Likewise.
3428 * dwarf2asm.c: Likewise.
3429 * doprint.c (checkit): Likewise.
3430 * diagnostic.c: Likewise.
3431 * collect2.c: Likewise.
3432 * calls.c: Likewise.
3433 * c-semantics.c (build_stmt): Likewise.
3434 * c-format.c (status_warning): Likewise.
3435 * c-errors.c (pedwarn_c99): Likewise.
3436 * builtins.c (validate_arglist): Likewise.
3437 * config/pj/pj.c (pj_printf): Likewise.
3438 * fix-header.c: Likewise.
3440 * gcov.c (fnotice): Likewise.
3441 * gensupport.c (message_with_line): Likewise.
3442 * mips-tfile.c: Likewise.
3443 * protoize.c (notice): Likewise.
3444 * read-rtl.c (fatal_with_file_and_line): Likewise.
3445 * rtl-error.c: Likewise.
3446 * tradcpp.c: Likewise.
3448 * cp/tree.c (build_min_nt): Likewise.
3449 (build_min): Likewise.
3450 * cp/lex.c: Likewise.
3451 * cp/errfn.c: Likewise.
3452 * cp/rtti.c (create_pseudo_type_info): Likewise.
3454 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
3456 * df.c (df_uses_record): Return after recording all uses
3459 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
3461 * df.c (df_insn_modify): Realloc the INSN table here, if
3462 necessary, here, too.
3464 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
3466 * config/mips/mips.c (mips_function_value): Handle complex return
3469 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
3471 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
3473 * reload.c (make_memloc): Copy result if it is still
3474 reg_equiv_memory_loc[regno] on return.
3475 (subst_reloads) [ENABLE_CHECKING]: Check that none of
3476 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
3477 reg_equiv_mem are modified by the substitutions.
3479 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
3481 * predict.c (expensive_function_p): New.
3482 * rtl.h (expensive_function_p): Declare.
3483 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
3484 (use_fast_prologue_epilogue): New static variable.
3485 (expand_prologue): Set it; emit short prologues if unset.
3486 (expand_epilogue): Likewise.
3488 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
3490 * config.gcc: Add stormy16-*-elf case.
3491 * config/stormy16/stormy-abi: New file.
3492 * config/stormy16/stormy16-lib2.c: New file.
3493 * config/stormy16/stormy16-protos.h: New file.
3494 * config/stormy16/stormy16.c: New file.
3495 * config/stormy16/stormy16.h: New file.
3496 * config/stormy16/stormy16.md: New file.
3497 * config/stormy16/t-stormy16: New file.
3499 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
3501 * i386.h (no-accumulate-outgoing-args): Use proper mask.
3503 2001-08-24 David Edelsohn <edelsohn@gnu.org>
3505 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
3506 descriptor members are pointer size, not constant 4.
3507 * config/rs6000/rs6000.md (define_splits): Remove more unused
3510 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3512 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
3514 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
3516 * cp/rtti.c (VPARAMS): Fix parameter.
3518 2001-08-24 Zack Weinberg <zackw@panix.com>
3520 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
3522 (mode_for_extraction): No need for #ifdefs. Add default-case abort
3524 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
3525 in if controlling use of insv.
3526 (extract_bit_field): Likewise, for extv and extzv.
3528 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3530 * i386.md (movcc peep2): Fix load of 0.
3532 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3534 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
3535 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
3537 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
3539 * c-pragma.h: Move weak_syms and weak_decls...
3540 * varasm.c: ...here. Now static.
3541 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
3542 depend on HANDLE_PRAGMA_WEAK.
3544 * c-common.c (c_alignof, c_alignof_expr): Move here...
3545 * c-typeck.c: ...from here.
3546 * c-tree.h, c-common.h: Adjust.
3548 2001-08-23 Bernd Schmidt <bernds@redhat.com>
3550 * config/ia64/ia64.c (rws_update): If !pred, set write_count
3551 instead of incrementing it.
3553 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
3554 asm ready, don't try to move them all into the same array element.
3556 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3558 * function.c (thread_prologue_and_epilogue_insns): Avoid
3559 fallthru flag on edge to exit.
3561 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
3563 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
3566 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
3568 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
3569 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
3570 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
3573 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
3575 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
3576 replace "GNU CC" with "GCC".
3578 2001-08-23 Richard Henderson <rth@redhat.com>
3580 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
3581 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
3582 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
3583 Need GR between FR and not GR_AND_FR.
3584 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
3585 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
3586 AR regs before GR regs.
3587 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
3588 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
3589 (REGISTER_MOVE_COST): Update.
3590 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
3592 2001-08-23 Richard Henderson <rth@redhat.com>
3594 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
3597 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
3599 * reload1.c (emit_reload_insns): Don't look for notes
3600 on a NULL store_insn.
3602 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3604 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
3605 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
3606 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
3607 format specifier warnings.
3608 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
3610 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
3612 * config/i386/i386-protos.h: Correct declaration of
3613 i386_pe_asm_named_section.
3615 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
3617 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
3619 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
3621 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
3623 * cpperror.c (print_location): Don't show _Pragma.
3624 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
3625 and file change callback generation here.
3626 (stack_include_file): Update use of cpp_push_buffer.
3627 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
3628 (struct cpp_buffer): Remove type, pfile members.
3629 * cppinit.c (cpp_handle_option): Use free_chain.
3630 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
3631 (skip_escaped_newlines, get_effective_char, lex_percent): Take
3632 a cpp_reader rather than a cpp_buffer.
3633 (skip_escaped_newlines, get_effective_char, skip_block_comment,
3634 skip_line_comment, parse_string, lex_percent, lex_dot,
3635 _cpp_lex_token): Update accordingly.
3636 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
3638 (cpp_push_buffer): Update prototype.
3639 (run_directive): Update use of cpp_push_buffer.
3640 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
3641 handle_assertion): Update use of run_directive.
3642 * cpplib.h (enum cpp_buffer_type): Remove.
3643 (cpp_push_buffer): Update prototype.
3644 * fix-header.c (read_scan_file): Update.
3646 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3648 * gcc.c (struct prefix_list): Change prefix to const char *.
3650 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3652 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
3654 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
3656 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
3659 * jump.c (squeeze_notes): Take parms by reference. Handle END being
3662 * ifcvt.c (dead_or_predicable): Adjust.
3663 * loop.c (find_and_verify_loops): Adjust.
3664 * stmt.c (expand_end_case): Adjust.
3665 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
3666 head and end insn pointers in the basic block, not just local copies.
3667 (merge_blocks_move_predecessor_nojumps): Likewise.
3669 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
3671 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
3672 bitmap.h, builtin-types.def, builtins.c, builtins.def,
3673 c-aux-info.c, c-common.c, c-common.def, c-common.h,
3674 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
3675 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
3676 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
3677 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
3678 conditions.h, config.gcc, configure.frag, configure.in,
3679 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
3680 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
3681 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
3682 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
3683 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
3684 emit-rtl.c, errors.c, errors.h, except.c, except.h,
3685 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
3686 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
3687 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
3688 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
3689 gencheck.c, gencodes.c, genconfig.c, genemit.c,
3690 genextract.c, genflags.c, gengenrtl.c, genmultilib,
3691 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
3692 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
3693 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
3694 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
3695 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
3696 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
3697 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
3698 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
3699 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
3700 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
3701 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
3702 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
3703 params.h, predict.c, predict.def, predict.h, prefix.c,
3704 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
3705 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
3706 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
3707 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
3708 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
3709 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
3710 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
3711 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
3712 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
3713 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
3714 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
3715 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
3716 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
3717 xcoffout.h: replace "GNU CC" with "GCC".
3719 2001-08-21 Richard Henderson <rth@redhat.com>
3721 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
3722 (final_scan_insn): Consider jump tables data even if we have no
3723 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
3725 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
3726 (ASM_OUTPUT_CASE_END): Remove.
3727 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
3728 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
3729 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
3731 2001-08-21 Richard Henderson <rth@redhat.com>
3733 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
3734 at barrier insns. Emit stop bits before barriers.
3736 * flow.c (flow_find_cross_jump): Don't consider unconditional
3737 return insns for commoning.
3739 * final.c (compute_alignments): Fix typo.
3741 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
3742 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
3743 (store_bit_field): Use mode_for_extraction more places.
3744 (extract_bit_field): Likewise.
3746 2001-08-21 Zack Weinberg <zackw@panix.com>
3748 * caller-save.c: Don't include insn-codes.h.
3749 (reg_save_code, reg_restore_code): Make arrays of int.
3750 All uses updated to match.
3751 (insert_save, insert_restore): No need to initialize "code"
3752 variable upon declaration.
3753 * Makefile.in: update dependencies; fix typo in clean rule.
3755 2001-08-21 Richard Henderson <rth@redhat.com>
3757 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
3758 (merge_if_block): Handle fallout from same.
3760 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3762 * builtins.c (type_to_class): Fix typo in last change.
3764 2001-08-21 Richard Henderson <rth@redhat.com>
3766 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
3767 ia64_asm_output_label.
3769 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
3770 copy of gp while the real gp register contains garbage.
3772 2001-08-21 Zack Weinberg <zackw@panix.com>
3774 * expmed.c (mode_for_extraction): New function.
3775 (store_bit_field, extract_bit_field): Use it.
3776 * expr.h: Prototype it and provide an enum for its first argument.
3778 * combine.c, function.c, recog.c: Don't include insn-codes.h.
3779 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
3780 and digging through the insn_data tables.
3781 * Makefile.in: Update dependencies.
3783 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
3785 * cppfiles.c (stack_include_file): line-map.c now handles include
3787 (handle_missing_handler): Similarly.
3788 (_cpp_execute_include): Similarly.
3789 (_cpp_pop_file_buffer): Similarly.
3790 * cpphash.h (struct cpp_reader): Remove system_include_depth,
3791 buffer_stack_depth and include_depth.
3792 * cpplib.c (do_include_common): line-map.c now handles include depth.
3793 (cpp_push_buffer): Similarly.
3794 (_cpp_pop_buffer): Similarly.
3795 * cppmacro.c (builtin_macro): Update.
3796 * line-map.c (init_line_maps): Set depth.
3797 (add_line_map): Increment "used" earlier. Update and use the
3799 (trace_include): Use the include depth.
3800 * line-map.h (struct line_maps): New member depth.
3802 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
3804 * cppfiles.c (stack_include_file): Don't handle -H here.
3805 * cppinit.c (cpp_start_read): Set include tracing after
3806 cpp_post_options and after stacking the main file.
3807 * line-map.c (trace_include): New.
3808 (init_line_maps, add_line_map): Update.
3809 * line-map.h (struct line_maps): New member trace_includes.
3811 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
3813 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
3814 * cppfiles.c (stack_include_file): Only stack a file if there
3815 is something to do. Return a boolean indicating whether a
3816 buffer was stacked or not.
3817 (_cpp_execute_include): Similarly.
3818 (_cpp_read_file): Similarly.
3819 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
3821 2001-08-21 Sam Steingold <sds@gnu.org>
3823 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
3824 (RECACHE): keep obufp_before_macroname up to date
3826 2001-08-21 Zack Weinberg <zackw@panix.com>
3828 * stmt.c: Don't include insn-codes.h.
3829 (expand_end_case): Machine specific logic moved to expr.c.
3830 No need to worry about __builtin_classify_type.
3831 (check_for_full_enumeration_handling, emit_case_nodes):
3834 * builtins.o (expand_builtin_classify_type): Split up so code
3835 can be shared with fold_builtin_classify_type.
3836 (type_to_class, fold_builtin_classify_type): New functions.
3837 (fold_builtins): Handle __builtin_classify_type.
3839 * expr.c (do_tablejump): Now static.
3840 (case_values_threshold, try_casesi, try_tablejump): New;
3841 code mostly from stmt.c (expand_end_case).
3842 (expr.h): Update prototypes.
3844 * Makefile.in (stmt.o): Update dependencies.
3846 2001-08-21 Will Cohen <wcohen@redhat.com>
3848 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
3849 declaration of variable i.
3850 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
3851 declaration of variable i.
3853 2001-08-21 Richard Henderson <rth@redhat.com>
3855 * crtstuff.c: Fix thinko last change. Move list tails to start
3856 of CRT_END section. Tidy ifdefs.
3857 (__EH_FRAME_BEGIN__): Always static for ELF.
3858 (__do_global_ctors_1): Rename from __frame_dummy.
3859 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
3860 name change; don't hide __EH_FRAME_BEGIN__.
3862 2001-08-21 Richard Henderson <rth@redhat.com>
3864 * gdbinit.in: Move break on exit after break on fancy_abort.
3866 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
3869 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
3871 * cpphash.h (_cpp_push_next_buffer): New.
3872 * cppinit.c (do_includes): Remove.
3873 (push_include, free_chain, _cpp_push_next_buffer): New.
3874 (cpp_start_read): Use them to rework command line option handling.
3875 (cpp_handle_option): Combine handling of -include and -imacros.
3876 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
3877 appropriate. Always insert missing \n at EOF.
3878 * cpplib.c (start_directive): Get the directive position right.
3879 * cppmain.c (cb_file_change): Always print the first line, unless
3882 2001-08-20 Andreas Jaeger <aj@suse.de>
3884 * profile.c (compute_branch_probabilities): Remove extra new-line
3886 * flow.c (verify_flow_info): Likewise.
3888 2001-08-20 Diego Novillo <dnovillo@redhat.com>
3890 * basic-block.h (basic_block): Add new field 'flags'.
3891 (BB_REACHABLE): Define.
3892 (expunge_block): Declare.
3893 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
3894 (EXIT_BLOCK_PTR): Ditto.
3895 (expunge_block): Remove static declaration.
3896 (cleanup_cfg): Clear bb->aux on every basic block.
3897 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
3898 computing reachability.
3899 (delete_unreachable_blocks): Delete block b if b->flags has
3902 2001-08-20 Diego Novillo <dnovillo@redhat.com>
3904 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
3906 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3908 * sparc.c (sparc_variable_issue): Fix typo in last change.
3910 2001-08-20 Richard Henderson <rth@redhat.com>
3912 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
3914 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
3916 * pa.h (RETURN_IN_MEMORY): Improve comment.
3918 2001-08-20 Janis Johnson <janis187@us.ibm.com>
3920 * doc/invoke.texi (Profiling options): Clarify the interactions
3921 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
3923 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
3925 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
3928 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3930 * gcc.c (make_relative_prefix): Allocate a sufficiently large
3933 2001-08-20 Richard Henderson <rth@redhat.com>
3935 * final.c (end_final): Fix typo last change.
3937 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
3939 * cppinit.c (init_standard_includes): The returned buffer
3940 is already malloc-ed.
3941 * gcc.c (add_prefix): Similarly.
3942 * prefix.c (translate_name): Update to support clear buffer
3944 (update_path): Similarly. Be sure to free any newly allocated
3945 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
3947 * prefix.h (update_path): Update prototype and document.
3948 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
3949 up and update to new buffer ownership rules.
3950 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
3952 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
3954 * final.c (compute_alignments): New function.
3955 (init_insn_lengths): Do not care label_align.
3956 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
3957 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
3958 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
3959 (shorted_branches): Realloc label_align array; do
3960 not call init_insn_lengths; Do not care about loop alignments.
3961 * output.h (compute_alignments): Declare.
3962 * toplev.c (rest_of_compilation): Call compute_alignments.
3963 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
3965 * predict.c (block_info_def): Add npredecesors, remove nvisited;
3966 change visited to tovisit.
3967 (propagate_freq): Use faster traversing algorithm.
3968 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
3969 to tovisit; reverse meaning.
3971 * predict.c (struct block_info_def): Remove nvisited.
3972 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
3973 (estimate_bb_frequencies): Call mark_dfs_back_edges.
3975 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
3977 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
3978 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
3979 (TARGET_FUSED_MADD): New.
3980 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
3981 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
3982 the multiply-add instructions.
3984 2001-08-19 Richard Henderson <rth@redhat.com>
3986 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
3987 is aligned to pointer size.
3989 2001-08-19 Richard Henderson <rth@redhat.com>
3991 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
3992 display markers during final schedule.
3994 2001-08-19 Richard Henderson <rth@redhat.com>
3996 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
3998 2001-08-19 Richard Henderson <rth@redhat.com>
4000 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
4002 (ASM_NAME_TO_STRING): Remove.
4003 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
4004 in the same string. Remove support for expressions.
4006 2001-08-19 Richard Henderson <rth@redhat.com>
4008 * config/i386/i386.md (tablejump): Make an expander; handle
4009 pic relative addressing here.
4010 (tablejump_1): Rename from tablejump_pic.
4013 2001-08-19 Richard Henderson <rth@redhat.com>
4015 * regclass.c (fix_register): Fix typo.
4017 2001-08-18 Richard Henderson <rth@redhat.com>
4019 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
4020 (struct _Unwind_Context): Expand br_loc to hold it.
4021 (uw_frame_state_for): Handle leaf functions better.
4022 (uw_update_reg_address): Update for br_loc change.
4024 2001-08-18 Richard Henderson <rth@redhat.com>
4026 * crtstuff.c: Move list heads before code that uses them.
4027 (__JCR_LIST__): Remove initial null.
4028 (frame_dummy, __frame_dummy): Do java registration here ...
4029 (__do_global_ctors_aux): ... not here.
4031 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
4032 (__do_global_dtors_aux): Update to match.
4033 (__JCR_LIST__, __do_jv_register_classes): New.
4035 * config/ia64/crtend.asm (__JCR_END__): New.
4036 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
4037 instead of an indirect LTOFF22 reloc.
4039 2001-08-18 Richard Henderson <rth@redhat.com>
4041 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
4042 * regclass.c (init_reg_sets_1): Fix typo.
4043 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
4044 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
4045 (ia64_compute_frame_size): Make ar.unat live when in use.
4046 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
4047 for ar.pfs; remove ar.unat handling.
4048 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
4050 (PREDICATE_CODES): Add ar_pfs_reg_operand.
4051 * config/ia64/ia64-protos.h: Update decls.
4052 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
4053 (sibcall_pic): Likewise.
4055 2001-08-18 Richard Henderson <rth@redhat.com>
4057 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
4058 pred_rel_mutex when searching for insn_group_barrier.
4059 * config/ia64/ia64.md (cycle_display): Combine the expander
4062 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
4063 bit before asm as needed.
4065 2001-08-18 Richard Henderson <rth@redhat.com>
4067 * timevar.def (TV_MACH_DEP): New.
4068 * toplev.c (rest_of_compilation): Use it.
4069 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
4071 2001-08-18 Zack Weinberg <zackw@panix.com>
4073 * unwind-dw2.c (execute_stack_op): Add default aborts to
4074 the inner switches to prevent warnings.
4076 2001-08-18 Richard Henderson <rth@redhat.com>
4078 * timevar.h (struct timevar_time_def): Change element type to float.
4079 (ticks_to_msec, clocks_to_msec): Likewise.
4080 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
4081 (get_time): Likewise.
4082 (timevar_print): Adjust zero check and printing to match.
4084 2001-08-18 Zack Weinberg <zackw@panix.com>
4086 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
4087 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
4088 Eliminate overfull or underfull hboxes.
4090 2001-08-18 Zack Weinberg <zackw@panix.com>
4092 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
4094 2001-08-18 Zack Weinberg <zackw@panix.com>
4096 * haifa-sched.c: Convert to target hooks. Macros replaced
4097 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
4098 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
4099 MD_SCHED_FINISH, and HAVE_cycle_display.
4100 * target-def.h (TARGET_SCHED_ADJUST_COST,
4101 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
4102 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
4103 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
4104 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
4105 New hook #defines to be overridden.
4106 (TARGET_SCHED): Bring them all together.
4107 (TARGET_INITIALIZER): Update.
4108 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
4109 instead of 'struct rtx_def *' throughout.
4110 (struct sched): New set of hooks for the scheduler.
4111 * Makefile.in (haifa-sched.o): Depend on target.h.
4112 * doc/tm.texi: Document the new scheduler hooks, together in
4113 their own section, instead of scattered around.
4114 Fix a bunch of underfull/overfull hboxes.
4116 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
4117 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
4118 sparc.h: Don't define any of the old scheduler macros.
4120 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
4121 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
4122 sparc.c: Create hook functions from code extracted from
4123 corresponding target header, or make existing hooks static, as
4124 appropriate. Set the appropriate entries in targetm.
4126 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
4127 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
4128 rs6000-protos.h, s390-protos.h, sparc-protos.h:
4129 Remove prototypes for functions which are now static.
4131 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
4132 related gunk; the Haifa scheduler is now the only choice.
4134 2001-08-18 Zack Weinberg <zackw@panix.com>
4136 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
4137 * genopinit.c: Put floating point divide insns in sdiv_optab.
4138 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
4139 * config/gofast.h, config/c4x/c4x.h,
4140 config/ia64/hpux_longdouble.h, config/mips/mips.h,
4141 config/pa/long_double.h, config/rs6000/sysv4.h,
4142 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
4143 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
4144 (init_optabs): Use init_optabv for overflow-trapping optabs.
4145 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
4146 cmp_optab RTX codes so have_insn_for can find them.
4148 * optabs.c (expand_simple_binop, expand_simple_unop,
4149 have_insn_for, gen_sub3_insn): New interfaces.
4150 * expr.h: Prototype new functions.
4151 (enum optab_methods): Move here from optabs.h.
4153 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
4154 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
4155 Use new functions instead of working directly with optabs.
4156 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
4157 unroll.c: Don't include optabs.h.
4158 * caller-save.c, combine.c, function.c, stmt.c: Just include
4159 insn-codes.h, not optabs.h.
4160 * Makefile.in: Update dependencies.
4162 * combine.c (make_compound_operation, simplify_comparison):
4163 Fix typos testing for this or that instruction.
4165 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4167 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
4168 generating libgcc.a.
4170 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4172 * except.c (TYPE_HASH): Delete.
4174 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
4177 * tree.c (TYPE_HASH): Delete.
4179 * tree.h (TYPE_HASH): Define.
4181 2001-08-18 Graham Stott <grahams@redhat.com>
4183 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
4185 (adddi3_internal_2+2): Likewise.
4186 (eh_set_lr_di+1): Likewise.
4188 2001-08-17 Richard Henderson <rth@redhat.com>
4190 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4191 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
4192 * dwarf2asm.c: ... here.
4193 * dwarfout.c: Remove them.
4195 * varasm.c (assemble_integer): Add align parameter.
4196 (assemble_real, output_constant, output_constructor): Likewise.
4197 * output.h: Update decls.
4198 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
4199 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
4200 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
4201 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
4202 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
4205 * final.c (end_final): Abort profile block generation if we
4206 havn't layed it out properly.
4207 * output.h (assemble_eh_integer): Remove stale decl.
4208 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
4210 (assemble_integer): Handle unaligned data.
4211 (assemble_real): Abort on unaligned data.
4212 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
4214 (default_dtor_section_asm_out_destructor): Use assemble_align.
4215 (default_named_section_asm_out_constructor): Likewise.
4216 (default_ctor_section_asm_out_constructor): Likewise.
4217 * config/darwin.c (machopic_asm_out_constructor): Likewise.
4218 (machopic_asm_out_destructor): Likewise.
4219 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
4220 (nextstep_asm_out_destructor): Likewise.
4221 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
4222 (vms_asm_out_destructor): Likewise.
4224 2001-08-17 Richard Henderson <rth@redhat.com>
4226 * config/mips/iris6.h (TARGET_IRIX6): New.
4227 (current_section_name, current_section_flags): New.
4228 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
4229 (MAX_OFILE_ALIGNMENT): New.
4230 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
4231 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
4232 (copy_file_data): Split out from
4233 (mips_asm_file_end): ... here.
4234 (mips_asm_file_start): Remove extra .section directive. Use
4235 tmpfile instead of mips_make_temp_file.
4236 (mips_unique_section): Use const char * as needed for warnings.
4237 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
4238 re-add align parameter.
4239 (iris6_asm_named_section): New.
4240 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
4241 (iris6_asm_output_align, iris6_section_align_1): New.
4242 (iris6_asm_file_start, iris6_asm_file_end): New.
4243 * config/mips/mips-protos.h: Update decls.
4245 2001-08-17 Janis Johnson <janis187@us.ibm.com>
4247 * doc/install.texi (Install GCC): Add links to build status pages.
4249 (Final install): Ditto; request updates for specific info
4251 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
4253 * cpperror.c (print_location): Don't take a file name; use the
4255 (_cpp_begin_message): Similarly.
4256 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
4257 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
4258 (cpp_pedwarn_with_file_and_line): Remove.
4259 * cppfiles.c (stack_include_file): Update; set filename to stdin
4260 here when appropriate.
4261 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
4262 (_cpp_begin_message): Don't take a file name.
4263 * cppinit.c: Add comment.
4264 * cpplex.c: Fix end-of-directive indicator.
4265 * cpplib.c: Don't include intl.h.
4266 (run_directive, do_diagnostic): Update.
4267 (do_line): Update to not use nominal_fname.
4268 (cpp_push_buffer): Don't take a filename.
4269 * cpplib.h (struct ht): Remove.
4270 (cpp_push_buffer): Don't take a filename.
4271 (cpp_pedwarn_with_file_and_line): Remove.
4272 * cppmacro.c (struct cpp_macro): Remove file.
4273 (builtin_macro): Update.
4274 (_cpp_create_definition): Update.
4275 * cppmain.c: Correct comment.
4276 * fix-header.c (read_scan_file): Update.
4278 2001-08-17 Kazu Hirata <kazu@hxi.com>
4280 * sbitmap.c: Fix comment formatting.
4281 * sched-deps.c: Likewise.
4282 * sibcall.c: Likewise.
4283 * simplify-rtx.c: Likewise.
4285 * ssa-ccp.c: Likewise.
4286 * stor-layout.c: Likewise.
4287 * timevar.c: Likewise.
4288 * toplev.c: Likewise.
4289 * unwind-dw2.c: Likewise.
4290 * unwind-dw2-fde.c: Likewise.
4291 * varasm.c: Likewise.
4293 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
4295 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
4296 or larger than an integer in memory.
4298 2001-08-17 Zack Weinberg <zackw@panix.com>
4300 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
4301 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
4302 * rtl.h: Don't forward-declare union tree_node here. Don't
4303 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
4304 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
4305 and tree respectively.
4306 * tree.h: Don't forward-declare struct rtx_def here. Don't
4307 typedef tree here. Change all uses of struct rtx_def *,
4308 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
4309 and tree respectively.
4311 2001-08-17 Richard Henderson <rth@redhat.com>
4313 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
4314 config/mips/openbsd.h: Fix typos last change.
4316 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4318 * doc/invoke.texi (Optimize Options): The default for
4319 -finline-limit is 600.
4321 2001-08-17 Richard Henderson <rth@redhat.com>
4323 * varasm.c (text_section): Allow TEXT_SECTION to override the
4324 printing of TEXT_SECTION_ASM_OP.
4325 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
4326 (DATA_SECTION, BSS_SECTION): Remove.
4327 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
4328 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
4329 Rename from s/_NAME//.
4330 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
4331 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
4332 (TEXT_SECTION): ... here. New.
4333 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
4334 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
4335 * config/mips/openbsd.h: Likewise.
4336 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
4337 (mips_asm_file_end): Likewise test.
4338 (mips_output_function_epilogue): Likewise. Switch back to data
4339 section after emitting the function.
4341 * doc/tm.texi (Sections): Document TEXT_SECTION.
4343 2001-08-17 Richard Henderson <rth@redhat.com>
4345 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
4346 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
4348 2001-08-17 Richard Henderson <rth@redhat.com>
4350 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
4351 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
4352 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
4353 Add aligned attribute.
4355 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
4357 * config/sh/sh.md: Add modes to unspecs in first insn to match
4358 those in the second.
4360 * Makefile.in: Fix collect2 copy for Cygwin.
4362 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
4364 Install the proper patch.
4365 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
4366 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
4367 (expand_function_start): Likewise.
4368 * stmt.c (expand_decl): Likewise.
4369 * varasm.c (make_decl_rtx): Likewise.
4371 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
4373 * final.c: Undo my previous accidental checkin.
4374 * output.h: Likewise.
4375 * tm.texi: Likewise.
4377 2001-08-16 Richard Henderson <rth@redhat.com>
4379 * varasm.c (named_section_flags): Remove align parameter.
4380 * varasm.c, dwarf2out.c: Update all callers.
4381 * output.h: Update prototypes.
4383 * target.h (target.asm_out.named_section): Remove align parameter.
4384 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
4385 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
4386 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
4387 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
4388 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
4390 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
4391 (get_named_section_flags, set_named_section_flags): New.
4392 (named_section_flags): Use them.
4393 (named_section): Do decl vs section flags check here...
4394 (default_section_type_flags): ... not here.
4395 (init_varasm_once): Create in_named_htab.
4396 (resolve_unique_section): Mark reloc unused.
4398 2001-08-16 Richard Henderson <rth@redhat.com>
4400 * varasm.c (force_const_mem): Keep pool alignment in bits.
4401 (output_constant_pool): Use assemble_align.
4403 2001-08-16 Zack Weinberg <zackw@panix.com>
4405 * doc/tm.texi: Remove extra @table command.
4407 2001-08-16 Zack Weinberg <zackw@panix.com>
4409 * final.c (shorten_branches): Clear the end of the label_align
4410 array only if we made it larger. Break up messy expressions
4413 * diagnostic.c (internal_error): Check for error recursion
4414 before doing ICE suppression.
4416 * timevar.c: Timing variables now count in milliseconds.
4417 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
4418 (get_time): Not here.
4419 (timevar_print): Don't print any timer whose user, cpu, and
4420 wall times are all zero as displayed.
4421 * timevar.h: Update comment aboout units. Make timevar
4424 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
4426 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
4427 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
4428 (expand_function_start): Likewise.
4429 * stmt.c (expand_decl): Likewise.
4430 * varasm.c (make_decl_rtx): Likewise.
4432 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
4434 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
4435 (finalize_record_size): Don't set TYPE_USER_ALIGN.
4437 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4439 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
4442 2001-08-16 Andreas Jaeger <aj@suse.de>
4444 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
4447 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
4449 * rtl.h (only_sets_cc0_p): New prototype.
4450 * jump.c (sets_cc0_p): Handle INSN.
4451 (only_sets_cc0_p): New function.
4452 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
4453 (tidy_fallthru_edge): Likewise.
4454 * integrate.c (copy_insn_list): Likewise.
4455 * unroll.c (unroll_loop): Likewise.
4456 (copy_loop_body): Likewise.
4458 2001-08-15 Jason Eckhardt <jle@redhat.com>
4460 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
4462 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
4464 * predict.c (struct block_info_def): Remove nvisited.
4465 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
4466 (estimate_bb_frequencies): Call mark_dfs_back_edges.
4468 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
4469 (ix86_adjust_cost): Teach scheduler that latency to load operand can
4472 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
4474 * predict.def: Update hitrates.
4476 2001-08-15 Richard Henderson <rth@redhat.com>
4478 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
4480 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
4482 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
4483 note from its associated jump.
4485 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4487 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
4488 also on 64-bit s390x targets.
4490 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
4492 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
4494 (arm_expand_prologue): Handled nested functions which take a
4495 variable argument list.
4496 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
4497 macro with an invocation of
4498 arm_compute_initial_elimination_offset.
4499 * config/arm/arm-protos.h: Prototype
4500 arm_compute_initial_elimination_offset.
4502 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4504 * doc/install.texi (Specific, avr): Fix markup.
4505 (Specific, c4x): Ditto.
4507 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4509 * predict.c (dump_prediction): Change `bool' parameter to `int'.
4511 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
4513 * Makefile.in (OBJS): Add rtl-error.o
4514 (rtl-error.o): New rule.
4515 (diagnostic.o): Adjust dependency.
4516 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
4517 error_for_asm, _fatal_insn, _fatal_insn_not_found,
4518 warning_for_asm): Move to...
4519 rtl-error.c: ...here. New file.
4521 2001-08-14 Richard Henderson <rth@redhat.com>
4523 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
4524 if USING_SJLJ_EXCEPTIONS.
4526 2001-08-14 Steve Ellcey <sje@cup.hp.com>
4528 * tlink.c (scan_linker_output): Check string for unsatisfied in
4529 addition to undefined and unresolved.
4531 2001-08-14 Graham Stott <grahams@redhat.com>
4533 * libgcc2.c (*): Replace EH_FRAME_SECTION with
4534 EH_FRAME_SECTION_NAME.
4536 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
4538 * genattrtab.c (simplify_test_exp_in_temp): New function.
4539 (simplify_test_exp): Avoid explicit use of temporary obstack.
4540 (simplify_cond, insert_right_side, evaluate_eq_attr,
4541 simplify_and_tree, simplify_or_tree, eliminate_known_true):
4542 Use simplify_test_exp_in_temp.
4543 (optimize_attrs): Iterate until expression stabilizes.
4545 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
4547 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
4548 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
4550 2001-08-13 Richard Henderson <rth@redhat.com>
4552 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
4553 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
4554 * config/arm/conix-elf.h: Likewise.
4556 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
4558 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
4560 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
4562 * gcse.c (hash_scan_set): Expressions that are set as part of
4563 jump instructions are not available.
4565 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4567 * config/s390/s390.c (print_operand, s390_function_prologue,
4568 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
4570 2001-08-13 Richard Henderson <rth@redhat.com>
4572 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
4573 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
4574 * doc/tm.texi (Exception Region Output): Document it.
4576 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
4578 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
4579 DWARF2 instead of stabs by default.
4581 2001-08-13 David Edelsohn <edelsohn@gnu.org>
4583 * config/rs6000/rs6000.c: Include optabs.h.
4585 2001-08-13 David Edelsohn <edelsohn@gnu.org>
4587 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
4588 save/restore routines.
4589 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
4591 2001-08-13 Andreas Jaeger <aj@suse.de>
4593 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
4594 the english is correct.
4596 2001-08-13 Zack Weinberg <zackw@panix.com>
4598 * expr.h: Split out optab- and libfunc-related code to...
4599 * optabs.h, libfuncs.h: ... these new headers.
4601 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
4603 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
4605 * mkconfig.sh: Don't include insn-codes.h from config.h.
4607 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
4608 enum insn_code is available. Move reload_in_optab and
4609 reload_out_optab array declarations to optabs.h.
4610 * regmove.c (gen_add3_insn): Move to optabs.c, export from
4611 there, prototype in expr.h.
4612 * gencodes.c: Cleanup: zap global variables, don't use
4613 printf where puts will do, don't bother defining MAX_INSN_CODE
4614 which nothing uses, let CODE_FOR_nothing get its value implicitly.
4616 * genemit.c, genopinit.c: Include optabs.h in generated file.
4617 * genoutput.c: Include insn-codes.h in generated file.
4618 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
4619 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
4620 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
4621 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
4622 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
4623 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
4625 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
4626 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
4627 config/m88k/m88k.c, config/sparc/sparc.c:
4629 * reload.c: Include expr.h and optabs.h before reload.h.
4630 * config/alpha/alpha.c: Include tree.h before reload.h.
4631 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
4632 and reload.h in that order.
4633 * config/sparc/sparc.c: Include debug.h.
4634 * recog.c: Include insn-codes.h.
4636 2001-08-13 Andreas Jaeger <aj@suse.de>
4638 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
4641 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
4643 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
4644 * gcc.c (init_spec): Fix typo in comment.
4645 * varasm.c (data_section): Fix typo in comment.
4647 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
4649 * predict.c (dump_prediction): New argument "USED".
4650 (combine_predictions_for_insn): Determine the used heuristics,
4651 output the case no heuristic applied.
4652 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
4654 2001-08-13 Andreas Jaeger <aj@suse.de>
4656 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
4659 2001-08-13 Kazu Hirata <kazu@hxi.com>
4661 * jump.c: Fix formatting.
4663 2001-08-13 Kazu Hirata <kazu@hxi.com>
4665 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
4668 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
4670 * loop.c (check_dbra_loop): Use condjump_label to compute
4673 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
4674 to better document the files they're in.
4676 2001-08-12 Zack Weinberg <zackw@panix.com>
4678 * recog.h (struct insn_operand_data): Shrink 'mode' field
4681 2001-08-12 Kazu Hirata <kazu@hxi.com>
4683 * gcc.c: Fix comment formatting.
4684 * gccspec.c: Likewise.
4687 * genemit.c: Likewise.
4688 * gengenrtl.c: Likewise.
4689 * genrecog.c: Likewise.
4690 * gensupport.c: Likewise.
4691 * ggc-page.c: Likewise.
4692 * global.c: Likewise.
4693 * graph.c: Likewise.
4694 * ifcvt.c: Likewise.
4695 * integrate.c: Likewise.
4697 * libgcc2.c: Likewise.
4699 * mbchar.c: Likewise.
4700 * optabs.c: Likewise.
4701 * predict.c: Likewise.
4702 * prefix.c: Likewise.
4703 * profile.c: Likewise.
4704 * protoize.c: Likewise.
4706 * recog.c: Likewise.
4707 * regclass.c: Likewise.
4708 * regmove.c: Likewise.
4709 * reg-stack.c: Likewise.
4710 * reload1.c: Likewise.
4711 * resource.c: Likewise.
4712 * rtlanal.c: Likewise.
4715 2001-08-12 Kazu Hirata <kazu@hxi.com>
4717 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
4718 a tree representing a constant is passed to the macro.
4720 2001-08-12 Richard Henderson <rth@redhat.com>
4722 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
4723 (rs6000_elf_asm_out_destructor): New.
4724 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
4725 (DTORS_SECTION_ASM_OP): Remove.
4726 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4727 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
4729 2001-08-12 David Edelsohn <edelsohn@gnu.org>
4732 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4733 * gcc.c (set_collect_gcc_options): New function, split out from
4735 Ignore elided switches.
4736 (do_spec_1): Invoke before executing command.
4737 (set_input): Export.
4738 Move declaration ...
4739 * gcc.h (set_input): ... here.
4740 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
4743 2001-08-12 Richard Henderson <rth@redhat.com>
4745 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
4746 thinko wrt TARGET_RELOCATABLE.
4748 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
4750 * fix-header.c (cb_file_change): Update prototype.
4752 2001-08-11 Zack Weinberg <zackw@panix.com>
4754 * toplev.c (set_float_handler): Make static.
4755 * toplev.h: Don't prototype set_float_handler.
4757 * simplify-rtx.c: Don't include setjmp.h.
4758 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
4760 (simplify_unary_operation, simplify_binary_operation): Use them,
4761 via do_float_handler.
4763 * fold-const.c: Don't include setjmp.h.
4764 (exact_real_inverse_1): New function.
4765 (exact_real_inverse): Use it, via do_float_handler.
4767 * varasm.c: Don't include setjmp.h.
4768 (assemble_real_1): New function.
4769 (assemble_real): Use it, via do_float_handler.
4770 Call internal_error if we get a trap here.
4772 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
4773 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
4775 2001-08-11 Zack Weinberg <zackw@panix.com>
4777 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
4778 STACK_BOUNDARY if not already defined.
4780 * calls.c, function.c, reload1.c, explow.c: Don't default
4781 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
4782 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
4784 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
4787 * doc/tm.texi: Document that STACK_BOUNDARY is required;
4788 clarify difference between it and PREFERRED_STACK_BOUNDARY.
4790 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
4792 * cppmacro.c (enter_macro_context): Push macro expansions even
4795 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4797 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
4798 (rs6000_elf_section_type_flags): Actually return a value.
4800 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
4802 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
4803 Clean up code: add missing comments and prototypes, fix warnings,
4804 remove obsolete code, fix spacing to conform to coding style.
4806 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
4808 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
4809 and TARGET_ASM_CLOSE_PAREN.
4810 (regclass_map): CC register belongs to class NO_REGS.
4811 (legitimize_pic_address): Don't generate unnecessary moves
4812 (to avoid confusing loop optimization).
4813 (check_and_change_labels): Replace jump_long by indirect_jump.
4814 (s390_final_chunkify): Don't start a new literal pool on section
4815 switch in 64-bit code.
4816 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
4818 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
4819 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
4820 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
4822 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
4823 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
4824 (CONST_COSTS): Fixed incorrect costs.
4826 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
4827 Use emit_jump instead of emit_jump_insn (gen_jump).
4828 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
4829 (to avoid confusing flow analysis).
4830 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
4831 (casesi, casesi_jump): New.
4832 (jump_long): Removed. Functionality merged into indirect_jump.
4833 (indirect_jump): Accept address_operand, not just register_operand.
4834 (cjump_long, icjump_long): Use same logic as indirect_jump.
4835 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
4836 Fixed broken setjmp/longjmp handling.
4837 (do_builtin_setjmp_setup): Removed.
4839 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
4840 broken GNU as versions that don't accept .quad with large
4841 negative values. Use hexadecimal output instead.
4842 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
4843 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
4844 FUNCTION_EPILOGUE): Removed. Now in targetm.
4846 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
4848 * config/s390/fixdfdi.h: Add missing copyright statement.
4849 Fix type conflicts on 64-bit. Add missing SFmode routines.
4851 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
4854 2001-08-11 Richard Henderson <rth@redhat.com>
4856 * rtl.h (REG_EH_RETHROW): Remove.
4857 * rtl.c (reg_note_name): Update.
4858 * combine.c (distribute_notes): Don't check for it.
4860 2001-08-11 Richard Henderson <rth@redhat.com>
4862 * combine.c (distribute_notes): Place REG_SETJMP.
4864 2001-08-11 Richard Henderson <rth@redhat.com>
4866 * doc/extend.texi (Arrays and pointers implementation): Discourage
4867 relying on sign-extension of pointers.
4869 2001-08-11 H.J. Lu <hjl@gnu.org>
4871 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
4873 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
4874 RDATA_SECTION_ASM_OP.
4876 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4878 * doc/install.texi (Specific, c4x): Fix cross-reference to the
4879 main manual to work both for info and HTML versions.
4881 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
4882 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4884 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
4885 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
4886 (struct cpp_pool): New member first.
4887 * cppinit.c (append_include_chain): Plug memory leaks.
4888 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
4889 Allocate pragma structures from the (aligned) macro pool to
4890 avoid leaking memory.
4891 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
4892 so we don't leak memory.
4893 * hashtable.c (ht_destroy): New.
4894 * hashtable.h (ht_destroy): New.
4896 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
4897 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4899 * c-lex.c (map): Make const.
4900 (cb_file_change): Update for callback passing a line map.
4901 Don't assume we have a previous map. Remove sanity check
4902 about popping too many files.
4903 * cpperror.c (print_location): Make map const.
4904 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
4905 (cpp_make_system_header): Similarly.
4906 (search_from): Similarly.
4907 (_cpp_execute_include): Don't remember where we came from.
4908 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
4909 (struct cpp_reader): Make map const.
4910 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
4911 * cpplib.c (do_line): Update; line maps now hold sysp.
4912 (cpp_push_buffer): Similarly.
4913 (_cpp_do_file_change): Similarly; callback with map instead.
4914 (cpp_get_line_maps): Constify return value.
4915 (_cpp_pop_buffer): Update.
4916 * cpplib.h (struct cpp_file_change): Remove.
4917 (struct cpp_callbacks): Update.
4918 (cpp_get_line_maps): Constify return value.
4919 * cppmacro.c (_cpp_create_definition): Update.
4920 * cppmain.c (struct printer): Constify map.
4921 (maybe_print_line): Similarly.
4922 (print_line): Similarly. Deduce flags 1 and 2 here.
4923 (cb_file_change): Update.
4924 * line-map.c (free_line_maps): Warn regardless.
4925 (add_line_map): Return pointer to const. When passed NULL to_file
4926 with LC_LEAVE, use the obvious values for the return point so the
4927 caller doesn't have to figure them out.
4928 (lookup_line): Return pointer to const.
4929 (print_containing_files): Take pointer to const.
4930 * line-map.h (struct line_map): New members reason, sysp.
4931 (add_line_map): Return pointer to const.
4932 (lookup_line): Similarly.
4933 (print_containing_files): Take pointer to const.
4935 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
4936 Richard Henderson <rth@redhat.com>
4938 * regmove.c (regmove_optimize): Avoid setting a register twice in
4941 2001-08-10 Richard Henderson <rth@redhat.com>
4943 * doc/extend.texi (Arrays and pointers implementation): Document
4944 behavior of pointer/integer conversion.
4946 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
4948 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
4950 2001-08-10 Richard Henderson <rth@redhat.com>
4952 * doc/extend.texi (C Implementation): New chapter.
4953 * doc/gcc.texi (Top): Link it in.
4955 2001-08-10 Andrew Cagney <ac131313@redhat.com>
4957 * doc/install.texi (Specific): Fix CVS merge botch.
4959 2001-08-10 Richard Henderson <rth@redhat.com>
4961 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
4962 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
4964 2001-08-10 Zack Weinberg <zackw@stanford.edu>
4966 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
4967 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
4968 this macro is now required.
4970 * cselib.c (cselib_process_insn), flow.c (propagate_block),
4971 loop.c (find_and_verify_loops), reload.c (reload): Check
4972 for rtx code of CALL_INSN, not CALL, when deciding if we
4973 need to check for REG_SETJMP note.
4975 * gcse.c (compute_hash_table, compute_store_table): Update
4976 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
4979 * config/avr/avr.c: Fix typo.
4980 * config/convex/convex.c (expand_movstr): Use adjust_address.
4981 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
4983 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
4984 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
4986 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
4987 Do define STACK_BOUNDARY.
4988 * config/i370/i370.c: Include expr.h.
4989 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
4990 config/pa/som.h, config/v850/v850.h: Take in_ctors and
4991 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
4992 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
4993 * config/m88k/m88k.c: Include c-tree.h after expr.h.
4994 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
4995 * config/romp/romp.c: Include expr.h after tree.h.
4997 (output_fpop): Use xmalloc, not oballoc.
4998 * config/we32k/we32k.c: Include expr.h.
5000 2001-08-10 Kazu Hirata <kazu@hxi.com>
5002 * config/h8300/h8300.h: Fix formatting.
5004 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
5006 * c-common.h (RETURN_NULLIFIED_P): Lose.
5007 * c-semantics.c (genrtl_return_stmt): Don't check it.
5009 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5011 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
5012 (mips_annotate_frame_insn): New function.
5013 (mips_emit_frame_related_store): New function.
5014 (save_restore_insns): Don't mark instructions that set up the base
5015 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
5016 the store instructions instead.
5017 (mips_expand_prologue): If the stack size is moved into a temporary
5018 register, do not mark that move as frame-related. Add a
5019 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
5021 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5023 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
5024 stack slot as unchanging if current_function_calls_eh_return.
5026 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5028 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
5029 access the second half of the TFmode scratch operand.
5031 2001-08-10 Anthony Green <green@redhat.com>
5033 * java/class.c (emit_register_classes): Conditionalize code on
5036 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5038 * doc/install.texi (Specific, avr): Fix cross-reference to the
5039 main manual to work both for info and HTML versions.
5041 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
5043 * stmt.c (expand_null_return_1): Remove code to generate simple returns
5044 and "use_goto" argument.
5045 (expand_null_return, expand_value_return): Update all callers.
5046 * function.c (expand_function_end): Remove code to generate simple
5048 * config/vax/vax.md (epilogue): New expander for function return.
5049 * doc/md.texi (epilogue): Remove "if defined".
5051 2001-08-09 Zack Weinberg <zackw@stanford.edu>
5053 * Makefile.in: Partially revert my previous change:
5054 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
5055 of the hashtab.o and safe-ctype.o rules.
5057 2001-08-09 Richard Henderson <rth@redhat.com>
5059 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
5060 (USE_COLLECT2): Remove duplicate definition.
5061 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
5062 (use_collect2): Remove dead code.
5063 * configure.in (use_collect2): Remove will_use_collect2 and
5064 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
5065 * configure: Rebuild.
5067 * target.h (targetm.asm_out.constructor): New.
5068 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
5069 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
5070 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
5071 * varasm.c (in_ctors, in_dtors): New.
5072 (assemble_constructor, assemble_destructor): Remove.
5073 (default_stabs_asm_out_destructor): New.
5074 (default_named_section_asm_out_destructor): New.
5075 (dtors_section, default_dtor_section_asm_out_destructor): New.
5076 (default_stabs_asm_out_constructor): New.
5077 (default_named_section_asm_out_constructor): New.
5078 (ctors_section, default_ctor_section_asm_out_constructor): New.
5079 * output.h: Update declarations.
5080 * c-decl.c (c_expand_body): Use target hooks instead of
5081 assemble_constructor and assemble_destructor.
5082 * profile.c (output_func_start_profiler): Likewise.
5083 * objc/objc-act.c (finish_objc): Likewise.
5084 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
5085 for the constructor.
5086 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
5088 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
5089 (DTORS_SECTION_ASM_OP): Likewise.
5090 (__CTOR_LIST__): Use attribute section when possible.
5091 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
5093 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
5094 ASM_OUTPUT_CONSTRUCTOR.
5096 * config/darwin.c (machopic_asm_out_constructor): New.
5097 (machopic_asm_out_destructor): New.
5098 * config/darwin-protos.h: Update declarations.
5099 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5100 (ASM_OUTPUT_DESTRUCTOR): Remove.
5101 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5102 * config/nextstep.c (nextstep_asm_out_constructor): New.
5103 (nextstep_asm_out_destructor): New.
5104 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5105 (ASM_OUTPUT_DESTRUCTOR): Remove.
5106 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5107 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
5108 ASM_OUTPUT_*STRUCTOR.
5109 * config/i386/aix386ng.h: Likewise.
5111 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
5112 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
5113 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
5114 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5115 * config/lynx.h: Likewise.
5116 * config/netware.h: Likewise.
5117 * config/psos.h: Likewise.
5118 * config/alpha/alpha-interix.h: Likewise.
5119 * config/alpha/elf.h: Likewise.
5120 * config/arc/arc.h: Likewise.
5121 * config/arm/aof.h: Likewise.
5122 * config/arm/coff.h: Likewise.
5123 * config/arm/elf.h: Likewise.
5124 * config/c4x/c4x.h: Likewise.
5125 * config/h8300/h8300.h: Likewise.
5126 * config/i386/cygwin.h: Likewise.
5127 * config/i386/djgpp.h: Likewise.
5128 * config/i386/i386-coff.h: Likewise.
5129 * config/i386/i386-interix.h: Likewise.
5130 * config/i386/sco5.h: Likewise.
5131 * config/i386/vsta.h: Likewise.
5132 * config/i386/win32.h: Likewise.
5133 * config/i960/i960-coff.h: Likewise.
5134 * config/ia64/sysv4.h: Likewise.
5135 * config/m68hc11/m68hc11.h: Likewise.
5136 * config/m68k/coff.h: Likewise.
5137 * config/m68k/mot3300.h: Likewise.
5138 * config/m88k/m88k.h: Likewise.
5139 * config/mcore/mcore-pe.h: Likewise.
5140 * config/mcore/mcore.h: Likewise.
5141 * config/mips/elf.h: Likewise.
5142 * config/mips/elf64.h: Likewise.
5143 * config/mips/iris6.h: Likewise.
5144 * config/pa/pa64-hpux.h: Likewise.
5145 * config/rs6000/sysv4.h: Likewise.
5146 * config/sh/sh.h: Likewise.
5147 * config/sparc/litecoff.h: Likewise.
5149 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
5150 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
5151 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5152 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5153 (ASM_OUTPUT_DESTRUCTOR): Remove.
5154 * config/a29k/a29k.c: Move include of tree.h.
5155 * config/a29k/udi.h: Delete file.
5156 * config/alpha/alpha.c (vms_asm_out_constructor): New.
5157 (vms_asm_out_destructor): New.
5158 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
5159 (EXTRA_SECTION_FUNCTIONS): Likewise.
5160 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5161 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5162 * config/c4x/c4x.c: Move include of tree.h.
5163 * config/clipper/clipper.c (clix_asm_out_constructor): New.
5164 (clix_asm_out_destructor): New.
5165 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5166 (ASM_OUTPUT_DESTRUCTOR): Remove.
5167 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5168 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5169 (TARGET_ASM_CONSTRUCTOR): New.
5170 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
5171 (sco_asm_out_constructor): New.
5172 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
5173 * config/i386/svr3gas.h: Remove stack grows up code.
5174 Remove code duplicated from i386/sysv3.h.
5175 (TARGET_ASM_CONSTRUCTOR): New.
5176 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5177 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
5178 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5179 (TARGET_ASM_CONSTRUCTOR): New.
5180 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
5181 (m68hc11_asm_out_destructor): New.
5182 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
5183 (TARGET_ASM_DESTRUCTOR): New.
5184 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
5185 * config/m68k/dpx2.h: Properly undef all the bits inherited from
5186 config/svr3.h pertaining to section manipulation.
5187 * config/m68k/dpx2g.h: Remove #if 0 code.
5188 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
5189 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
5190 (ASM_OUTPUT_CONSTRUCTOR): Remove.
5191 (TARGET_ASM_CONSTRUCTOR): New.
5192 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
5193 (m88k_svr3_asm_out_constructor): New.
5194 (m88k_svr3_asm_out_destructor): New.
5195 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5196 (ASM_OUTPUT_DESTRUCTOR): Remove.
5197 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5198 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
5199 * config/rs6000/aix.h: Likewise.
5200 * config/mips/rtems64.h: Don't undef removed constructor related bits.
5201 * config/mips/vxworks.h: Likewise.
5202 * config/rs6000/lynx.h: Likewise.
5203 * config/sh/elf.h: Likewise.
5204 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
5205 (DTORS_SECTION_ASM_OP): New.
5206 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5207 (ASM_OUTPUT_DESTRUCTOR): Remove.
5208 * config/sparc/sol2-sld-64.h: Likewise.
5209 * config/vax/vax.c (vms_asm_out_constructor): New.
5210 (vms_asm_out_destructor): New.
5211 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5212 (ASM_OUTPUT_DESTRUCTOR): Remove.
5213 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5215 * doc/tm.texi (@node Initialization): Update.
5217 2001-08-09 Richard Henderson <rth@redhat.com>
5219 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
5220 (__do_global_dtors_aux): Use gp-relative static data to avoid
5221 one dynamic relocation.
5222 (__do_frame_setup): Register Java classes.
5223 * config/alpha/crtend.asm (__JCR_END__): New.
5225 2001-08-09 Zack Weinberg <zackw@stanford.edu>
5227 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
5228 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
5229 (GEN, STAGESTUFF): Add new files.
5230 (insn-constants.h, s-constants, tm-preds.h, s-preds,
5231 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
5232 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
5233 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
5234 as well as insn-codes.h and insn-flags.h in config.h; and no
5235 extra headers in tconfig.h and hconfig.h.
5237 * gencodes.c: Eliminate code to generate predicate declarations
5238 or #defines for md-file constants.
5239 * genconstants.c, genpreds.c: New files.
5241 * i386.md: Re-order guard expressions such that TARGET_64BIT
5242 comes first, when this permits better optimization. Add
5243 TARGET_64BIT to more x86-64 patterns. Add comment explaining
5244 why this is desirable.
5246 2001-08-09 Jakub Jelinek <jakub@redhat.com>
5248 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
5249 (find_fde_for_dso): Remove.
5250 (_Unwind_IteratePhdrCallback): New.
5251 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
5252 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
5254 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5256 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
5257 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
5259 2001-08-09 Graham Stott <grahams@redhat.com>
5261 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
5262 (vis_no_unit): Use it.
5263 (visualize_no_unit): Add the insn only if room exists.
5265 2001-08-09 Graham Stott <grahams@redhat.com>
5267 * predict.c (estimate_probability): Replace magic numbers with
5268 appropriate enumeration.
5270 2001-08-09 Graham Stott <grahams@redhat.com>
5272 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
5274 (EXTRACT_FLAGS): Likewise.
5276 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
5278 * config/mips/mips.c (mips_legitimate_address_p): Check for
5279 CONST_INT in last patch.
5281 2001-08-08 Anthony Green <green@redhat.com>
5283 * java/class.c (emit_register_classes): Use assemble_jcr if
5284 possible. Keep the original mechanism as a fallback.
5285 * defaults.h (JCR_SECTION_NAME): Define if we have named section
5286 and weak symbol support.
5287 * crtstuff.c (__JCR_LIST__): Define.
5288 (__JCR_END__): Define.
5289 (_Jv_RegiserClasses): Define weak symbol if possible.
5290 (__do_global_ctors_aux): Register classes for ELF targets with
5291 weak symbol support.
5293 2001-08-08 Kazu Hirata <kazu@hxi.com>
5295 * dbxout.c: Fix comment formatting.
5296 * dependence.c: Likewise.
5298 * diagnostic.c: Likewise.
5299 * dominance.c: Likewise.
5300 * doprint.c: Likewise.
5301 * dwarf2out.c: Likewise.
5302 * dwarfout.c: Likewise.
5303 * emit-rtl.c: Likewise.
5304 * except.c: Likewise.
5305 * explow.c: Likewise.
5306 * expmed.c: Likewise.
5309 * fold-const.c: Likewise.
5310 * function.c: Likewise.
5312 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5314 * global.c (retry_global_alloc): Avoid shadowing allocno.
5316 2001-08-08 Mark Mitchell <mark@codesourcery.com>
5318 * except.c (remove_fixup_regions): Fix typo.
5320 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
5322 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
5323 unsigned HOST_WIDE_INT to avoid warning.
5324 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
5325 * flow.c (set_block_for_new_insns): Likewise.
5327 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
5329 * sibcall.c (return_value_pseudo): New static variable.
5330 (skip_copy_to_return_value): Handle return_value_pseudo.
5331 (call_ends_block_p): Ensure that return_value_pseudo is set.
5332 (optimize_sibling_and_tail_recursive_call): Discover the
5333 load of pseudo return value in alternate exit block.
5335 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5337 * calls.c (ECF_ALWAYS_RETURN): New constant.
5338 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
5339 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
5340 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
5341 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
5342 * rtl.c (reg_note_name): New name.
5343 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
5345 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
5347 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
5349 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
5351 * alias.c (get_alias_set): Return a previously calculated
5352 alias set for a VAR_DECL.
5353 * function.c (gen_mem_addressof): Calculate the alias set before
5356 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
5358 * predict.def: Set hitrates according our experimental run.
5360 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
5362 * i386.h (HARD_REGNO_RENAME_OK): New macro.
5364 2001-08-08 H.J. Lu <hjl@gnu.org>
5366 * config/mips/mips.c (mips_unique_section): New. Copied from
5369 * config/mips/mips-protos.h (mips_unique_section): New
5372 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
5374 * config/mips/little.h: New. Generic little endian mips
5375 targets. Only mips*-*-linux* is converted to use it so far.
5377 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
5378 (WCHAR_TYPE): Defined
5379 (WCHAR_TYPE_SIZE): Likewise.
5380 (INIT_SUBTARGET_OPTABS): Likewise.
5381 (BSS_SECTION_ASM_OP): Likewise.
5382 (SBSS_SECTION_ASM_OP): Likewise.
5383 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
5384 (ASM_DECLARE_OBJECT_NAME): Likewise.
5385 (UNIQUE_SECTION): Likewise.
5386 (EXTRA_SECTIONS): Likewise.
5387 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
5388 (ASM_OUTPUT_DESTRUCTOR): Likewise.
5389 (ASM_OUTPUT_DEF): Likewise.
5390 (HANDLE_SYSV_PRAGMA): Removed.
5391 (NO_IMPLICIT_EXTERN_C): Likewise.
5392 (TARGET_MEM_FUNCTIONS): Likewise.
5393 (STARTFILE_SPEC): Likewise.
5394 (ENDFILE_SPEC): Likewise.
5395 (LIB_SPEC): Likewise.
5396 (INVOKE__main): Likewise.
5397 (CTOR_LIST_BEGIN): Likewise.
5398 (CTOR_LIST_END): Likewise.
5399 (DTOR_LIST_BEGIN): Likewise.
5400 (DTOR_LIST_END): Likewise.
5401 (SET_ASM_OP): Likewise.
5402 (ASM_OUTPUT_SOURCE_LINE): Likewise.
5403 (ASM_OUTPUT_DEF): Likewise.
5404 (ASM_OUTPUT_IDENT): Likewise.
5406 * config/mips/mips.h (ASM_SPEC): Undefine before define.
5407 (CPLUSPLUS_CPP_SPEC): Likewise.
5408 (ASM_APP_ON) Redefine only if not defined.
5409 (ASM_APP_OFF): Likewise.
5410 (ASM_OUTPUT_SOURCE_LINE): Likewise.
5411 (ASM_OUTPUT_IDENT): Likewise.
5413 * config.gcc: Update tm_file for Linux/mips.
5415 2001-08-08 Bernd Schmidt <bernds@redhat.com>
5417 * cselib.c (cselib_record_sets): If insn is predicated, turn
5418 sources into IF_THEN_ELSEs.
5420 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
5421 Turn into define_insn_and_split.
5423 * sched-deps.c: Include "cselib.h".
5424 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
5425 Use cselib to turn memory addresses into VALUEs.
5426 (sched_analyze): Call cselib_init/cselib_finish if necessary.
5427 * sched-int.h (struct sched_info): New member USE_CSELIB.
5428 * sched-ebb.c (ebb_sched_info): Initialize it.
5429 * sched-rgn.c (rgn_sched_info): Likewise.
5430 * Makefile.in (sched-deps.o): Update dependencies.
5432 * cselib.h (cselib_subst_to_values): Declare.
5433 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
5434 that have no value and autoincs to be handled by generating a new
5437 2001-08-08 Graham Stott <grahams@redhat.com>
5439 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
5440 within fixed length SEQUENCE.
5442 2001-08-08 Graham Stott <grahams@redhat.com>
5444 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
5445 (diagnostic_prefixing_rule): Likewise.
5446 (diagnostic_line_cutoff): Likewise.
5447 (diagnostic_kind_count): Likewise.
5449 2001-08-08 Graham Stott <grahams@redhat.com>
5451 * alias.c (find_base_decl): Delete redundent assignment.
5453 2001-08-08 Graham Stott <grahams@redhat.com>
5455 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
5456 (abs): Uppercase and paranthesize macro parameter.
5457 (MEM_DEPENDENCY): Add whitespace.
5459 2001-08-08 Graham Stott <grahams@redhat.com>
5461 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
5462 failure check for CONST_INT
5464 2001-08-08 Graham Stott <grahams@redhat.com>
5466 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
5467 (libcall_dead_p): Likewise.
5469 (mark_used_regs): Constify fmt.
5470 (find_use_as_address): Likewise.
5472 2001-08-08 Graham Stott <grahams@redhat.com>
5474 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
5477 2001-08-08 Graham Stott <grahams@redhat.com>
5479 * combine.c (combine_simplify_rtx): Update comment and
5480 remove erroneous test.
5482 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
5484 * cppinit.c (cpp_finish): Pop the final buffer without comment.
5485 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
5486 take care to avoid multiple no-newline at EOF warnings in that
5489 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
5491 * calls.c (expand_call): Do not emit INSN_SETJMP note.
5492 (emit_library_call_value_1): Likewise.
5493 (emit_call_1): Emit REG_SETJMP note.
5494 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
5496 * cselib.c (cselib_process_insn): Likewise.
5497 * flow.c (propagate_block): Likewise.
5498 * loop.c (find_and_verify_loops): Likewise.
5499 * reload.c (find_equiv_regs): Likewise.
5500 * reload1.c (reload): Likewise.
5501 * resource.c (mark_referenced_resources,
5502 mark_set_resources): Likewise.
5503 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
5504 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
5505 * haifa-sched.c (unlink_other_notes): Likewise.
5506 (reemit_notes): Likewise.
5507 * sched-ebb.c (sched_ebb): Likewise.
5508 * sched-rgc.c (sched_region): Likewise.
5509 * rtl.c (note_insn_name): Likewise.
5510 (reg_note_name): Add REG_SETJMP
5511 * rtl.h (reg_note): Add REG_SETJMP.
5512 (insn_note): Remove NOTE_INSN_SETJMP.
5514 * profile.c (branch_prob): Add fake edges for setjmp.
5516 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
5518 * config.gcc: Quote target_cpu_default2 correctly for
5519 powerpc*-*-* targets.
5521 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
5523 * cpplib.h, line-map.h: Update comments.
5524 * cppmain.c (printer_init): Move inline.
5525 (maybe_print_line, print_line): Take a map pointer.
5526 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
5527 (cb_file_change): Don't use prior value of print.map.
5529 2001-08-07 David Edelsohn <edelsohn@gnu.org>
5531 * doc/install.texi: Document fine-grained multilib configuration.
5533 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5535 * rtlanal.c (find_first_parameter_load): Call note_stores
5536 only on the instructions.
5538 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
5540 * alias.c (nonlocal_mentioned_p):
5541 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
5542 * calls.c (emit_call_1): Likewise.
5543 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
5544 * cselib.c (cselib_process_insn): Likewise.
5545 * df.c (df_insns_modify): Likewise.
5546 * flow.c (need_fake_edge_p): Likewise.
5547 (propagate_one_insn): Likewise.
5548 * haifa-sched.c (reemit_notes): Likewise.
5549 * integrate.c (copy_insn_list): Likewise.
5550 * jump.c (delete_prior_computation): Likewise.
5551 * local-alloc.c (validate_equiv_mem): Likewise.
5552 * loop.c (scan_loop): Likewise.
5553 * predict.c (estimate_probability): Likewise.
5554 * reload.c (reload): Likewise.
5555 * sched-deps (sched_analyze): Likewise.
5556 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
5557 * gcse.c (compute_hash_table): Likewise.
5558 (mark_call): Likewise.
5559 (store_killed_in_insn): Likewise.
5561 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
5563 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
5565 2001-08-06 Richard Henderson <rth@redhat.com>
5567 * varasm.c (assemble_gc_entry): Remove.
5568 * output.h: Likewise.
5570 2001-08-06 Richard Henderson <rth@redhat.com>
5572 * varasm.c (assemble_constructor): Take a symbol_ref and a
5573 priority instead of a bare string. Move priority handling
5574 here from cp/decl2.c.
5575 * output.h: Update decls.
5577 * c-decl.c (c_expand_body): Update calls to assemble_constructor
5578 and assemble_destructor.
5579 * profile.c (output_func_start_profiler): Likewise.
5580 * objc/objc-act.c (finish_objc): Likewise.
5581 (build_module_descriptor): Return the symbol not the symbol name.
5583 2001-08-06 David Edelsohn <edelsohn@gnu.org>
5585 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
5586 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
5587 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
5588 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
5589 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
5590 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
5592 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
5594 * cpperror.c (print_containing_files): Moved to line-map.c.
5595 (print_location): line-map.c handles re-listing or otherwise.
5596 * cpphash.h (struct lexer_state): Remove next_bol.
5597 (struct cpp_buffer): Remove include_stack_listed.
5598 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
5599 Remove faked buffer handling.
5600 (_cpp_do_file_change): Tweak.
5601 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
5602 * cppmain.c (struct printer): Remove filename.
5603 (print_line, cb_file_change): Update accordingly.
5604 * line-map.c: Include intl.h.
5605 (init_line_maps): Initialize last_listed.
5606 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
5607 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
5608 (print_containing_files): New.
5609 * line-map.h (struct line_maps): New member last_listed.
5610 (print_containing_files, INCLUDED_FROM): New.
5611 * Makefile.in: Update.
5612 * po/POTFILES.in: Add line-map.c.
5614 2001-08-06 Richard Henderson <rth@redhat.com>
5616 * except.c (convert_from_eh_region_ranges_1): Never mark
5617 USE or CLOBBER insns as throwing.
5619 * expr.c (store_constructor): Don't clobber memory targets.
5621 2001-08-06 Andreas Jaeger <aj@suse.de>
5623 * profile.c (branch_prob): Remove unused variable insn.
5625 * Makefile.in (local-alloc.o): Add dependency on except.h.
5627 * local-alloc.c: Include except.h for can_throw_internal prototype.
5629 2001-08-06 Richard Henderson <rth@redhat.com>
5631 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
5632 * function.c (expand_main_function): Implement it.
5633 * doc/tm.texi: Document it.
5635 2001-08-06 Stan Shebs <shebs@apple.com>
5637 * doc/install.texi: Document powerpc-*-darwin* details.
5639 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
5641 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
5642 (ASM_CPU_SPEC): Move back to rs6000.h
5643 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
5645 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
5647 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
5650 * config/rs6000/linux64.h: Ditto.
5652 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
5653 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
5656 Remove accidently readded definitions of FUNCTION_PROLOGUE,
5657 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
5659 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
5662 2001-08-05 Richard Henderson <rth@redhat.com>
5664 * local-alloc.c (update_equiv_regs): Do not move insns that
5667 2001-08-05 Jan Hubicka <jh@suse.cz>
5669 * Makefile.in (reload1.o): Add dedendancy on except.h
5670 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
5672 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
5673 indicating wehther edges has been cleaned up.
5674 * reload1.c: Inlucde except.h
5675 (fixup_abnormal_edges): Accept deleted insns.
5676 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
5679 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
5681 * cpplib.c (do_line): Correct line number after pop_buffer.
5683 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
5685 PR preprocessor/3824
5686 * line-map.c: Update comments.
5687 * line-map.h: Update comments.
5688 * tradcif.y: Don't consider large numbers unsigned.
5690 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
5692 PR preprocessor/3081
5693 * c-lex.c (map): New.
5694 (cb_file_change): Update map and use it.
5695 (cb_def_pragma, cb_define, cb_undef): Use map and line.
5696 (c_lex): Update to use map.
5697 * cpperror.c (print_location): Move to using logical line numbers.
5698 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
5699 (cpp_make_system_header): Similarly.
5700 (_cpp_execute_include): Stop line numbering hacks. Store the
5701 line we will return to.
5702 * cpphash.h (CPP_BUF_LINE): Remove.
5703 (struct cpp_buffer): Remove lineno and pseudo_newlines.
5704 Add map and return_to_line.
5705 (_cpp_do_file_change): Update.
5706 * cppinit.c (cpp_start_read): Update line kludge.
5707 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
5708 (trigraph_ok): Use logical line numbers for diagnostics.
5709 (skip_block_comment): Likewise.
5710 (skip_whitespace): Likewise.
5711 (skip_line_comment): Use pfile->line instead.
5712 (_cpp_lex_token): Update to use logical line numbering exclusively.
5713 Handle BOL locally. Accept new lines in directives, but keep
5714 pfile->line decremented. Diagnostics use logical lines. Update
5716 * cpplib.c (SEEN_EOL): New.
5717 (skip_rest_of_line, check_eol): Use it.
5718 (end_directive): Increase line number when accepting the newline
5719 at the end of a directive.
5720 (run_directive): Simplify.
5721 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
5722 (_cpp_do_file_change): Update to take buffer line number as an
5723 argument, and store the current map in the cpp_reader. Remove
5724 line number kludges.
5725 (_cpp_do__Pragma): Restore output position after a _Pragma.
5726 (cpp_push_buffer): Don't set output line or lineno.
5727 (_cpp_pop_buffer): Transfer more info from a faked buffer.
5728 Remove line kludge. Set output_line.
5729 * cppmacro.c (builtin_macro): Update handling of __LINE__.
5730 (parse_arg): Use logical lines.
5731 (save_lookahead_token): Save EOFs too now.
5732 * cppmain.c (struct printer): Fix comments.
5733 (printer_init): Simplify, let caller do errors.
5734 (scan_translation_unit, check_multiline_token, dump_macro): Update.
5735 (maybe_print_line): Simplify.
5736 (print_line): Don't print a linemarker if -P.
5737 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
5738 (cb_file_change): Simplify.
5739 * line-map.h (LAST_SOURCE_LINE): Fix.
5740 (CURRENT_LINE_MAP): New.
5742 2001-08-05 Bernd Schmidt <bernds@redhat.com>
5744 * doloop.c (doloop_modify_runtime): Properly compute number of
5745 iterations if loop was unrolled.
5747 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
5748 if their CSELIB_VAL_PTRs are.
5750 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
5751 (setup_spill_pointers): Initialize it.
5752 (spill_restore_mem): Set it.
5753 (do_spill, do_restore): Use it to add REG_INC note.
5754 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
5756 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
5757 asms if other insns are available.
5759 * config/ia64/ia64.c (condop_operator): New predicate.
5760 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
5761 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
5764 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
5765 temporary register than directly using a MEM.
5767 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
5769 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
5770 parameter in last change.
5772 2001-08-04 Zack Weinberg <zackw@panix.com>
5774 * sparc.md: Don't use #if inside C test expression.
5776 2001-08-04 Richard Henderson <rth@redhat.com>
5778 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
5780 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
5782 * cpphash.h (struct cpp_reader): New member directive_line.
5783 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
5784 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
5785 do_pragma): Pass line to callbacks.
5786 (start_directive): Record line of directive.
5787 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
5788 cb_include): Similarly.
5789 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
5792 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
5794 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
5797 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
5799 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
5801 * reload1.c (fixup_abnormal_edges): New static function.
5804 * flow.c (need_fake_edge_p): New function.
5805 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
5806 avoid call insn to be very last insn in the insn stream.
5808 * profile.c (branch_prob): Call flow_call_edges_add instead of
5809 doing that by hand; cleanup cfg to re-merge basic blocks once
5812 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5814 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
5815 are also on line-map.h.
5816 * cppfiles.c (stack_include_file): Update.
5817 * cpphash.h (struct cpp_buffer): New member return_at_eof.
5818 (_cpp_pop_buffer): New.
5819 * cppinit.c (cpp_destroy, cpp_finish): Update.
5820 (do_includes): Mark each buffer to return at EOF.
5821 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
5822 return as requested.
5823 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
5824 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
5825 * cpplib.h (cpp_pop_buffer): Remove.
5826 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
5827 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
5829 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
5831 (do_preprocessing): Update.
5832 * fix-header.c (read_scan_file): Update. No need to pop buffers.
5833 * c-parse.in (_yylex): Similarly.
5834 * scan-decls.c (scan_decls): Similarly.
5835 * line-map.h: Update comments.
5837 * objc/Make-lang.in (objc-act.o): Update dependencies.
5839 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5841 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
5842 and soft register for operand 0.
5843 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
5845 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5847 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
5848 register for operand 0.
5849 ("bitcmpqi_z_used"): Allow memory for operand 0.
5850 (split "bitcmpqi"): New split to handle address reg as operand 1.
5852 2001-08-04 Andreas Jaeger <aj@suse.de>
5854 * gcse.c: Revert Daniel's last patch.
5856 2001-08-03 Zack Weinberg <zackw@stanford.edu>
5858 * sparc-protos.h: Add prototypes for fp_zero_operand and
5860 * sh-protos.h: Add prototype for fpul_operand.
5862 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
5864 * doc/extend.texi (Other Builtins): Fix typo in last change.
5866 2001-08-03 Richard Henderson <rth@redhat.com>
5868 * target.h (gcc_target): Add asm_out.named_section,
5869 section_type_flags, have_named_sections.
5870 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
5871 (TARGET_HAVE_NAMED_SECTIONS): New.
5872 (TARGET_SECTION_TYPE_FLAGS): New.
5874 * Makefile.in (toplev.o): Depend on TARGET_H.
5875 (varasm.o, dbxout.o): Likewise.
5876 * c-common.c (decl_attributes): Check targetm.have_named_sections
5877 instead of ifdef ASM_OUTPUT_SECTION_NAME.
5878 * dbxout.c (dbxout_function_decl): Likewise.
5879 (dbxout_function_end): Likewise.
5880 * toplev.c (compile_file): Likewise.
5881 * varasm.c (exception_section): Likewise.
5882 * cp/decl2.c (finish_objects): Likewise.
5884 * defaults.h (EH_FRAME_SECTION): Remove.
5885 (EH_FRAME_SECTION_ASM_OP): Remove.
5886 (EH_FRAME_SECTION_NAME): New.
5887 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
5888 (UNIQUE_SECTION_P): Remove.
5889 * dwarf2out.c (SECTION_FORMAT): Remove.
5890 (ASM_OUTPUT_SECTION): Remove.
5891 (output_call_frame_info): Use named_section_flags.
5892 (output_comp_unit, dwarf2out_start_source_file): Likewise.
5893 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
5894 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
5895 * varasm.c (in_eh_frame, eh_frame_section): Remove.
5896 (named_section_flags): New.
5897 (named_section): Use it and targetm.section_type_flags.
5898 (resolve_unique_section): New.
5899 (assemble_start_function): Use it.
5900 (asm_emit_uninitialised, assemble_variable): Likewise.
5901 (default_section_type_flags): New.
5902 (default_no_named_section, default_elf_asm_named_section): New.
5903 (default_coff_asm_named_section, default_pe_asm_named_section): New.
5904 * output.h: Update varasm.c decls.
5905 (SECTION_*): New flags.
5907 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
5908 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
5910 * config/elfos.h (UNIQUE_SECTION_P): Remove.
5911 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
5912 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
5913 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
5914 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
5915 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
5916 * config/mips/elf.h, config/mips/elf64.h: Likewise.
5917 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
5918 * config/pa/pa64-hpux.h,
5920 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
5921 (TARGET_ASM_NAMED_SECTION): New.
5922 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
5923 * config/alpha/vms.h, config/arm/coff.h: Likewise.
5924 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
5925 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
5926 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
5927 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
5928 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
5929 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
5930 * config/i386/sco5.h, config/i386/win32.h: Likewise.
5931 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
5932 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
5933 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
5934 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
5935 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
5936 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
5937 * config/sparc/sysv4.h: Likewise.
5939 * config/nextstep.h: Error until named sections implemented.
5941 * config/a29k/a29k.c (a29k_asm_named_section): New.
5942 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
5943 (vms_section_type_flags, vms_asm_named_section): New.
5944 * config/arm/arm.c (arm_elf_asm_named_section): New.
5945 * config/avr/avr.c (asm_output_section_name): Remove.
5946 * config/avr/avr-protos.h: Update.
5947 * config/c4x/c4x.c (c4x_asm_named_section): New.
5948 * config/h8300/h8300.c (h8300_asm_named_section): New.
5949 * config/i386/i386.c (sco_asm_named_section): New.
5950 * config/i386/winnt.c (SECTION_PE_SHARED): New.
5951 (i386_pe_section_type_flags): New.
5952 (i386_pe_asm_named_section): New.
5953 * config/i386/i386-protos.h: Update.
5954 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
5955 * config/mcore/mcore.c (mcore_asm_named_section): New.
5956 * config/mips/mips.c (iris6_asm_named_section): New.
5957 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
5958 instead of UNIQUE_SECTION_P.
5959 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
5960 (xcoff_asm_named_section): New.
5961 * config/sh/sh.c (sh_asm_named_section): New.
5962 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
5964 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
5965 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
5966 (EH_FRAME_SECTION_NAME): New.
5967 (EXCEPTION_SECTION): New.
5968 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
5969 (DEBUG_*_SECTION): Remove.
5970 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
5971 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
5972 (EH_FRAME_SECTION_ASM_OP): Remove.
5974 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
5975 (ASM_OUTPUT_SECTION_NAME): Remove.
5976 (TARGET_ASM_NAMED_SECTION): New.
5977 (TARGET_HAVE_NAMED_SECTIONS): New.
5978 (TARGET_SECTION_TYPE_FLAGS): New.
5979 (EH_FRAME_SECTION_ASM_OP): Remove.
5980 (EH_FRAME_SECTION_NAME): New.
5982 2001-08-03 Zack Weinberg <zackw@stanford.edu>
5984 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
5985 for complex expressions when cfun == 0.
5986 * doc/extend.texi: Document that __builtin_constant_p can be
5987 used in data initializers as well as functions.
5989 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
5991 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
5992 variable I locally, instead of expecting a declaration in the
5995 2001-08-03 Richard Henderson <rth@redhat.com>
5997 * except.c (collect_one_action_chain): Add an explicit cleanup
5998 action if regions surrounding a catch were encoded entirely
5999 within the call-site entry.
6001 2001-08-03 Richard Henderson <rth@redhat.com>
6003 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
6004 don't take REGNO of a non-register.
6006 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6008 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
6009 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
6010 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
6011 (__gthread_mutex_init_function): New function for mutex initialization.
6013 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6015 * Makefile.in: Revert screwed up commit.
6017 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6019 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
6020 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
6021 merged by linker script to get a final _exit().
6022 (__do_global_dtors): New for destructor handling in specific exit
6024 (__do_global_ctors): New for constructors in specific install section.
6025 (__map_data_section): Map data sections before running constructors.
6026 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
6027 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
6028 (DTORS_SECTION_ASM_OP): Likewise.
6029 (CTORS_SECTION_FUNCTION): Define to force a reference to
6031 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
6033 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6035 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
6037 * Makefile.in: Add df.h to gcse.c dependencies.
6039 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6041 * varasm.c (output_constant_def_contents): Use for the length of a
6042 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
6043 depending on which is larger.
6045 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6047 * gcse.c: Include df.h for use as a dataflow analyzer.
6049 Declaration of reg_set_info: gone.
6050 New df_analyzer variable used by store motion.
6051 (reg_set_info): Deleted.
6052 (mark_mem_regs): New function, analyze regs used by a mem.
6053 (store_ops_ok): Use dataflow analyzer results to determine if
6054 necessary regs are changed in the block.
6055 (find_moveable_store): Remove check for symbol ref, we can handle
6056 much more complex expressions now.
6057 (compute_store_table): Remove most of the code, it's unnecessary
6058 now that the dataflow analyzer records the info for us.
6059 (store_killed_after): Add parameter to say whether to do the
6060 store_ops_okay test, used to speed up testing when we already know
6061 the answer, and just want to know if the store itself was killed.
6062 (build_store_vector): Largely rewritten to calculate the various
6063 vectors properly, and somewhat optimized.
6064 (store_motion): Init the df_analyzer, get REG_DEF chains.
6065 Also handle trapping expressions (since mems almost always trap)
6066 (simple_mem): Redefine what a simple mem is.
6068 2001-08-03 DJ Delorie <dj@redhat.com>
6070 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
6071 set from a constant part of the condition.
6073 2001-08-01 Andrew Cagney <ac131313@redhat.com>
6075 * mkdeps.c (deps_add_default_target): Make local variable
6076 ``start'' a const char pointer.
6077 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
6079 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6081 * doc/install.texi (Configuration): Fix markup.
6082 (Specific, i?86-*-udk): Likewise.
6083 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
6085 Document --enable-threads and --enable-libgcj status.
6086 (Specific, mips-sgi-irix*): Canonicalize triples.
6087 (Specific, mips-sgi-irix5): Warn about problems with this config.
6088 Mention required GNU as patch.
6089 Native assembler problems are fixed.
6090 (Specific, mips-sgi-irix6): Update O32 ABI support status.
6091 Document --enable-threads and --enable-libgcj status.
6093 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6095 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
6098 2001-08-03 Richard Henderson <rth@redhat.com>
6100 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
6103 2001-08-03 Richard Henderson <rth@redhat.com>
6105 * rtlanal.c (find_first_parameter_load): Stop if we
6106 reach a CODE_LABEL at BOUNDARY.
6108 2001-08-03 Richard Henderson <rth@redhat.com>
6110 * config/alpha/alpha.md (force_movdi): New insn.
6111 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
6112 Tweek FRP marking of VMS prologue insns.
6113 * config/alpha/vms.h (EPILOGUE_USES): New.
6115 2001-08-02 Richard Henderson <rth@redhat.com>
6117 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
6119 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
6121 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
6122 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
6123 config/convex/convex.h, config/d30v/d30v.c,
6124 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
6125 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
6126 config/mips/mips.h, config/mn10200/mn10200.h,
6127 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
6128 config/v850/v850.h, config/vax/openbsd.h,
6129 config/vax/openbsd1.h, config/vax/ultrix.h,
6130 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
6131 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
6132 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
6133 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
6134 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
6135 in comments and documentation.
6137 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6141 * Makefile.in (line-map.o): New.
6142 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
6143 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
6144 * cpperror.c (print_containing_files): Similarly.
6145 (print_location): Update. Don't output a space before _Pragma.
6146 * cppfiles.c (stack_include_file): Set to line 1 immediately.
6147 (stack_include_filee, cpp_make_system_header): Update.
6148 (_cpp_execute_include): Get logical line number right for calling
6149 as-yet-unterminated #include.
6150 * cpphash.h (struct cpp_reader): Add line_maps.
6151 (_cpp_do_file_change): Update.
6152 * cppinit.c (cpp_create_reader): Initialize line maps.
6153 (cpp_destroy): Destroy line maps.
6154 (cpp_start_read): Get logical line number right.
6155 * cpplex.c (parse_string): Only warn once for multi-line strings.
6156 Use boolean variable for null warning.
6157 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
6159 (do_include_common): End the directive early.
6160 (do_line): Don't warn about out-of-range lines in preprocessed
6161 source. Update. Remove unused variables.
6162 (_cpp_do_file_change): Update for new line mapping.
6163 (pragma_cb): New typedef.
6164 (cpp_register_pragma): Stop looking ahead before calling the
6166 (do_pragma_system_header): End directive early.
6167 (cpp_get_line_maps): New.
6168 (cpp_pop_buffer): Fudge logical line. Update.
6169 * cpplib.h: Include line-map.h
6170 (enum cpp_fc_reason): Remove.
6171 (struct cpp_file_change): Update.
6172 (cpp_get_line_maps): New.
6173 * cppmain.c (struct_printer): New member map.
6174 (cb_file_change): Update for new mappings.
6175 * fix-header.c (cb_file_change): Similarly.
6177 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6179 * Makefile.in (libgcc.mk): Define mkinstalldirs.
6180 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
6182 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
6184 * config/vax/vax.c: include expr.h.
6186 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6188 * Makefile.in ($(srcdir)/configure): Only rebuild in
6190 ($(srcdir)/config.in): Only define in maintainer mode.
6191 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
6193 2001-08-02 David Edelsohn <edelsohn@gnu.org>
6195 * doc/install.texi (Install GCC: Binaries): Update Bull info.
6197 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6199 * gcc.c (set_collect_gcc_options): New function, split out from
6201 Ignore elided switches.
6202 (do_spec_1): Invoke before executing command.
6203 (set_input): Export.
6204 Move declaration ...
6205 * gcc.h (set_input): ... here.
6206 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
6209 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
6212 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
6214 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
6216 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
6218 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
6219 for the unnamed instructions it expands to.
6221 2001-08-02 Richard Henderson <rth@redhat.com>
6223 * regclass.c (call_really_used_regs): Conditionally define.
6224 (init_reg_sets_1): Don't use it if not defined.
6225 (fix_register): Similarly, don't set it.
6227 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6229 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
6230 Correct comment that had been missed in the previous change.
6232 2001-08-01 Stan Shebs <shebs@apple.com>
6234 * config/darwin.c (machopic_stub_name): Try matching by name.
6235 (update_stubs): New function.
6236 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
6239 2001-08-01 Richard Henderson <rth@redhat.com>
6241 * except.c (output_function_exception_table): Use assemble_align.
6242 * varasm.c (assemble_eh_label): Remove.
6243 (assemble_eh_align, assemble_eh_integer): Remove.
6245 2001-08-01 Robert Lipe <robertl@caldera.com>
6247 * dwarfout.c: Remove reference to README.DWARF.
6249 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
6251 * regclass.c (call_really_used_regs): New array for registers which
6252 are actually used by a call.
6253 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
6255 (fix_register): Set call_really_used too.
6256 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
6257 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
6259 2001-08-01 Richard Henderson <rth@redhat.com>
6261 * read-rtl.c (read_name): Consider \r whitespace.
6263 2001-07-11 Andrew Cagney <ac131313@redhat.com>
6265 * config.gcc: Recognize powerpc-*-netbsd*.
6267 * doc/install.texi (Host/target specific installation notes for
6268 GCC): Mention powerpc-*-netbsd*.
6270 * config/rs6000/netbsd.h: New file.
6271 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
6272 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
6273 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
6274 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
6275 (TARGET_VERSION): Redefine.
6277 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
6278 mcall-netbsd as a match for mcall-sysv.
6279 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
6280 (ncrti.S, ncrtn.S): New targets.
6281 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
6283 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
6284 "netbsd' as a V4 ABI.
6285 (ASM_SPEC): Check for -mcall-netbsd.
6286 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
6287 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
6288 (LIB_SPEC, ENDFILE_SPEC): Ditto.
6289 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
6290 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
6291 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
6292 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
6294 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
6295 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
6297 2001-08-01 Mark Kettenis <kettenis@gnu.org>
6299 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
6300 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
6301 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
6302 including "unwind-pe.h".
6304 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
6306 * rs6000.md (define_splits): Kill unused constraints.
6308 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
6309 Jan Hubicka <jh@suse.cz>
6311 * function.c (thread_prologue_and_epilogue_insns): Kill code
6312 dealing with non-existent CFG.
6314 2001-08-01 Kazu Hirata <kazu@hxi.com>
6316 * alias.c: Fix comment formatting.
6317 * bitmap.c: Likewise.
6318 * builtins.c: Likewise.
6319 * calls.c: Likewise.
6320 * c-common.c: Likewise.
6321 * c-decl.c: Likewise.
6322 * c-dump.c: Likewise.
6323 * c-lex.c: Likewise.
6324 * collect2.c: Likewise.
6325 * combine.c: Likewise.
6326 * conflict.c: Likewise.
6327 * cppfiles.c: Likewise.
6328 * cppinit.c: Likewise.
6329 * cpplex.c: Likewise.
6330 * cpplib.c: Likewise.
6331 * cppmacro.c: Likewise.
6332 * cppspec.c: Likewise.
6333 * c-pragma.c: Likewise.
6334 * crtstuff.c: Likewise.
6336 * cselib.c: Likewise.
6337 * c-semantics.c: Likewise.
6338 * c-typeck.c: Likewise.
6340 2001-08-01 H.J. Lu <hjl@gnu.org>
6342 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
6344 2001-08-01 H.J. Lu <hjl@gnu.org>
6346 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
6348 2001-08-01 Ziemowit Laski <zlaski@apple.com>
6350 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
6351 contextualizing Objective-C class name lookup by the lexer.
6352 (typespec_reserved_nonattr): Disable ObjC class name lookup after
6354 (protocoldef): Add support for forward @protocol declarations.
6355 (yylexname): Suppress ObjC class name lookup in certain contexts;
6356 re-enable after lookup is complete.
6357 (_yylex): Re-enable ObjC class name lookup when certain
6358 punctuation marks are seen.
6360 * objc/objc-act.c (check_protocol_recursively): New function used
6361 for finding circular dependencies in protocols.
6362 (objc_declare_protocols): New function for handling forward
6363 @protocol declarations.
6364 (receiver_is_class_object): Detect the case when 'self' is used
6365 inside of a class method.
6366 (build_message_expr): Issue a warning if class method is desired
6367 but instance method is found instead.
6368 (conforms_to_protocol): Streamline.
6369 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
6370 protocol Foo, even if 'Bar foo' does not.
6371 (check_protocols): Streamline.
6372 (start_protocol): Add checks for circular and duplicate protocol
6374 (encode_aggregate_within): For typedefs of structs, encode the
6376 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
6377 (objc_declare_protocols): New prototype.
6379 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6381 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
6382 * cpplex.c (handle_newline): Update prototype. Maintain logical
6384 (skip_escaped_newlines, skip_block_comment, parse_string):
6386 (_cpp_lex_token): Update, and store token position within the token.
6387 * cpplib.h (struct cpp_token): Add line and column entries.
6388 * cppmacro.c (replace_args): Position stringified tokens correctly.
6390 2001-08-01 Andreas Jaeger <aj@suse.de>
6392 * basic-block.h: Add prototype for last_loop_beg_note.
6394 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
6396 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
6397 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
6399 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
6400 while handling WITH_CLEANUP_EXPR node. Use second operand calling
6401 expand_decl_cleanup.
6402 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
6404 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
6405 operand while calling simple_cst_equal.
6406 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
6407 operand is the cleanup expression, the third is the RTL_EXPR.
6408 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
6410 2001-07-31 Jeff Sturm <jsturm@one-point.com>
6412 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
6414 2001-07-31 matthew green <mrg@eterna.com.au>
6416 * config.gcc (i386-*-netbsdelf): New description.
6417 * config/i386/netbsd-elf.h: New file.
6419 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
6421 * loop.c (check_dbra_loop): Use single_set to compute
6424 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
6426 PowerPC reorg and support for powerpc64-*-linux*.
6428 Also fixes emitting of constants on 32 bit and 64 bit
6431 * config.gcc: powerpc64-*-linux* is a new target.
6432 Things that needed aix.h now also include xcoff.h
6434 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
6436 Move AIX specific stuff into aix.h.
6437 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
6438 with more than just XCOFF now.
6439 (SET_ASM_OP): Remove, now defined where needed.
6440 (FUNCTION_PROLOGUE): New macro definition.
6441 (FUNCTION_EPILOGUE): New macro definition.
6442 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
6444 * config/rs6000/xcoff.h: New file.
6446 * config/rs6000/linux64.h: New file.
6448 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
6450 2001-07-31 Alan Modra <amodra@bigpond.net.au>
6452 * rs6000.c (print_operand_address): Handle ELF syntax.
6453 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
6454 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
6455 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
6457 2001-07-31 David Edelsohn <edelsohn@gnu.org>
6459 * rs6000.c (rs6000_override_options): Only disable
6460 flag_function_sections for XCOFF.
6461 (exact_log2_cint_operand): New predicate.
6462 (reg_or_{add,sub}_cint64_operand): New predicates.
6463 (add_operand): Compare CONST_INT with fewer function calls.
6464 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
6465 (print_operand, case 'p'): Ensure positive operand.
6466 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
6467 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
6468 (PREDICATE_CODES): Add new predicates.
6469 * rs6000.md (addsi3): Split 32-bit constants more correctly.
6470 (divsi3, modsi3): Ensure positive power-of-2.
6471 (adddi3): Use new predicate. Split 32-bit constants more
6472 correctly. Re-arrange splitter to handle any constant.
6473 (subdi3): Use new predicate.
6474 (divdi3, moddi3): Ensure positive power-of-2.
6475 (movdi): Use rs6000_emit_set_const.
6476 (load_toc_v4_pic_di): Delete.
6478 2001-07-31 Graham Stott <grahams@redhat.com>
6480 * function.c (pad_below): Revert 2001-07-26 patch.
6482 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6484 * reg-stack (convert_regs_1): Fix best edge condition.
6486 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
6488 * jump.c (duplicate_loop_exit_test): Better test for jumps
6489 entering the loop; create loop pre_header.
6491 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
6493 * doc/install.texi: Add s390 and s390x as new targets.
6494 * doc/invoke.texi: Add documantation of S/390 and zSeries
6496 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
6498 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
6500 * config/m68k/m68k.md: Replace all general_operand with
6501 nonimmediate_operand for all destinations.
6502 * config/m68k/m68k.c (not_sp_operand): Likewise.
6504 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
6506 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
6508 2001-07-30 Richard Henderson <rth@redhat.com>
6510 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
6511 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
6513 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
6515 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
6516 Add missing doc strings
6517 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
6518 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
6520 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
6522 * i386.c (ix86_output_main_function_alignment_hack): New function.
6523 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
6525 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
6526 edges by EDGE_DFS_BACK flag.
6527 (dump_edge_info): Add dfs_back flag.
6528 * basic-block.h (EDGE_DFS_BACK): New constant.
6529 (mark_dfs_back_edges): Declare.
6530 * alias.c (loop_p): Remove.
6531 (mark_constant_function): Use mark_dfs_back_edges.
6533 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
6534 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
6535 (compensate_edge): Break out from ...
6536 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
6537 (convert_regs_2): Set block_done once block is really done;
6538 Do updating of the predecesors counts.
6540 * toplev.c (rest_of_compilation): Recompute block_for_insn
6541 before post-reload cfg_cleanup.
6542 * function.c (thread_prologue_epilogue_insns):
6543 Call set_block_for_new_insns when emitting prologue directly.
6545 2001-07-30 Andreas Jaeger <aj@suse.de>
6547 * jump.c: Add prototype for mark_modified_reg.
6549 * cse.c (set_live_p): Add unused attribute.
6551 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
6553 (scan_for_source_files): Use long for count to avoid overflow.
6554 (output_data): Likewise.
6555 (output_data): Don't use string concatatenation to silence gcc
6558 * predict.c: Fix typos and grammar.
6560 * gcse.c (insert_insn_end_bb): Remove unused variables.
6562 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
6564 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
6565 (attempt_auto_inc): LIkewise.
6566 (mark_used_reg): Likewise.
6567 (try_pre_increment_1): Likewise.
6568 * regclass.c (regclass): Likewise.
6569 * global.c (allocno_compare): Update comment; change scaling factor.
6570 * local-alloc.c (QTY_CMP_PRI): Likewise.
6571 * regs.h (REG_FREQ_FROM_BB): New.
6572 (REG_FREQ_MAX): Likewise.
6574 2001-07-30 H.J. Lu <hjl@gnu.org>
6576 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
6579 2001-07-30 H.J. Lu (hjl@gnu.org)
6581 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
6582 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
6583 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
6585 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
6587 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
6588 as -mthumb-interwork when -mcpu=arm7 is specified.
6590 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6592 * predict.def (noreturn, loop branch, loop exit): Mark as first
6595 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
6597 * combine.c (try_combine): Avoid barrier after noop jumps.
6599 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6601 * cpphash.h (struct cpp_reader): Remove import_warning.
6602 * cpplib.c (skip_rest_of_line): Don't bother turning off
6604 (parse_include): Move include handling to...
6605 (do_include_common): ... here. Move import warning from...
6606 (do_import): ... here.
6607 (do_pragma_poison): Don't do a callback for poison identifiers.
6608 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
6609 * cppmain.c (setup_callbacks): Similarly.
6611 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
6613 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
6614 handle multiple sets.
6615 * except.c (sjlj_mark_call_sites): .... here.
6616 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
6618 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
6620 Suggested by Richard Henderson and Richard Kenner:
6621 * combine.c (recog_for_combine): Use the fake recog
6622 only if instruction does not match.
6623 * rtl.h (NOOP_MOVE_INSN_CODE): New.
6624 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
6626 * combine.c (try_combine): Discover noop jump as direct jump.
6628 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
6630 * df.c (df_rd_global_compute): Add successors to worklist, not
6632 (df_ru_global_compute): Ditto.
6634 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
6636 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
6637 increment REG_N_SETS.
6639 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
6641 * sbitmap.h: New prototype for sbitmap_a_xor_b.
6643 * sbitmap.c (sbitmap_a_xor_b): New function.
6644 ifdef the basic block stuff on IN_GCC.
6646 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6648 * cppexp.c (parse_defined): Always record the macro name.
6649 (lex): Don't worry about identifiers, or special-case
6651 (_cpp_parse_expr): Figure out at the end of the routine
6652 whether we saw a valid !defined() expression.
6653 * cppfiles.c (stack_include_file): Update for mi_valid.
6654 (_cpp_pop_file_buffer): Similarly.
6655 * cpplex.c (_cpp_lex_token): Similarly.
6656 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
6657 mi_if_not_defined, mi_lexed): Remove.
6659 * cpplib.c (do_if): Simplify.
6660 (do_endif, push_conditional, _cpp_handle_directive): Update
6661 for renaming of mi_state to mi_valid.
6663 * cpp.texi: Add index entries for digraphs, and add comment
6664 that C++ refers to them as alternative tokens.
6666 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
6668 * basic-block.h (CLEANUP_PRE_LOOP): New.
6669 * except.c (finish_eh_generation): Update call of cleanup_cfg.
6670 * sibcall.c (optimize_sibling_calls): Likewise.
6671 * toplev.c (rest_of_compilation): Likewise.
6672 * flow.c (try_forward_edges): Take argument MODE;
6673 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
6674 (try_optimize_cfg): Update call of try_forward_edges.
6676 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
6677 Jan Hubicka <jh@suse.cz>
6679 * (validate_replace_rtx_1): Fix simplification of MINUS.
6681 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
6683 PR preprocessor/3669
6684 * cppinit.c (init_dependency_output): Turn off dump requests
6685 if sending dependencies to stdout.
6687 2001-07-28 Richard Henderson <rth@redhat.com>
6689 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
6692 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
6694 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
6696 2001-07-28 Kazu Hirata <kazu@hxi.com>
6698 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
6699 is VAR_DECL first to prevent an ICE.
6701 2001-07-28 Richard Henderson <rth@redhat.com>
6703 * varasm.c (immed_real_const_1): Don't elide special cases for
6705 (clear_const_double_mem): Clear const_tiny_rtx too.
6707 2001-07-28 Richard Henderson <rth@redhat.com>
6709 * dwarf2out.c (dw_val_class_offset): New.
6710 (struct dw_ranges_struct, dw_ranges_ref): New.
6711 (ranges_table, ranges_table_allocated): New.
6712 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
6713 (add_AT_offset, add_ranges, output_ranges): New.
6714 (print_die, output_die): Handle dw_val_class_offset.
6715 (attr_checksum, size_of_die, value_format): Likewise.
6716 (gen_lexical_block_die): Handle non-contiguous blocks.
6717 (gen_block_die): Likewise.
6718 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
6719 if needed. Dump the ranges table.
6720 * final.c (final_start_function): Remove unnecessary notes and
6721 rebuild the block tree before numbering the blocks.
6722 * function.c (reorder_blocks_0): Walk the existing block tree
6723 to unmark all blocks.
6724 (reorder_blocks_1): Create block fragments when duplicate block
6726 (reorder_fix_fragments): New.
6727 (reorder_blocks): Call it.
6728 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
6730 2001-07-28 Richard Henderson <rth@redhat.com>
6732 * emit-rtl.c (adjust_address): Make a copy of the memory address.
6734 2001-07-28 Richard Henderson <rth@redhat.com>
6736 * flow.c (add_to_mem_set_list): New function.
6737 (init_propagate_block_info): Use it.
6738 (mark_set_1): Likewise.
6739 (insn_dead_p): Canonicalize memory address for dead store
6740 comparison. Allow wider mode stores to kill narrower mode stores.
6741 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
6742 (invalidate_mems_from_set): Don't handle MEMs.
6744 2001-07-28 Kazu Hirata <kazu@hxi.com>
6746 * config/h8300/h8300.h: Fix formatting.
6748 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
6750 * basic-block.h (EDGE_FREQUENCY): New macro.
6751 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
6753 * flow.c (find_sub_basic_blocks): Likewise.
6754 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
6755 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
6757 * predict.c (DEF_PREDICTOR): New argument FLAGS.
6758 (HITRATE): New macro.
6759 (PRED_FLAG_FIRST_MATCH): New constant.
6760 (predictor_info): New field flgags.
6761 (combine_predictions_for_insn): Use DS theory to combine
6762 probabilities; set the edge probabilities when finished.
6763 (estimate_probability): Avoid duplicated matches
6764 of LOOP_BRANCH heuristics for nested loops; update comment.
6765 * predict.def: Add flags for each prediction, set probabilities
6766 according to B&L paper.
6767 * predict.h (DEF_PREDICTOR): New argument FLAGS.
6769 * profile.c (compute_branch_probabilities): Cleanup way the edge
6770 probabilities are computed and REG_BR_PROB notes are dropped; if
6771 values does not match, emit error.
6772 (init_branch_prob): Do error instead of warning when profile driven
6773 feedback is missing or corrupt.
6775 2001-07-27 DJ Delorie <dj@redhat.com>
6777 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
6778 against a constant, try to adjust the compare to have the desired
6779 constant in it so that min/max optimizations happen more often.
6781 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6783 * flow.c (last_loop_beg_note): New function.
6784 (redirect_edge_and_branch): Use it.
6785 (split_edge): Likewise.
6787 * alias.c (loop_p): Avoid uninitialized memory access.
6789 * flow.c (try_forward_edges): Avoid accessing freed memory.
6791 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
6794 2001-07-26 Andrew Haley <aph@redhat.com>
6795 Joern Rennecke <amylaar@redhat.com>
6797 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
6798 (SUBTARGET_CPP_ENDIAN_SPEC): New.
6799 (SUBTARGET_CPP_SPEC): New.
6801 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
6802 (SUBTARGET_CPP_PTR_SPEC): New.
6803 (CPP_DEFAULT_CPU_SPEC): New.
6804 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
6805 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
6806 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
6807 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
6808 (SUBTARGET_CPP_SPEC): Define as an empty string.
6810 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6812 * doc/install.texi (Configuration): Properly link the host
6813 specific instructions also when generating HTML.
6815 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
6817 * flow.c (redirect_edge_and_branch_force): Test
6818 target->global_live_at_start.
6820 2001-07-26 Richard Henderson <rth@redhat.com>
6822 * simplify-rtx.c (avoid_constant_pool_reference): Export.
6823 * rtl.h (avoid_constant_pool_reference): Declare it.
6824 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
6825 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
6827 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
6829 * rtl.h (cleanup_barriers): Declare.
6830 * jump.c (cleanup_barriers): New function.
6831 * toplev.c (rest_of_compilation): Call cleanup_barriers
6832 before loop optimizer and after bb_reorder.
6834 * flow.c (back_edge_of_syntactic_loop_p): New.
6835 (split_edge): Use it.
6837 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6839 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
6841 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
6843 * cse.c (cse_process_notes): Replace any registers if the address
6846 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
6848 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
6849 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
6850 (propagate_block): Update prototype.
6851 * flow.c (update_life_info): Simplify the CFG and
6852 recalculate the global regs which are alive when
6853 removing dead code during a global update.
6854 (propagate_block): Return non-zero if an INSN is
6857 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6859 * Makefile.in (LIBICONV): Define.
6861 2001-07-26 Catherine Moore <clm@redhat.com>
6863 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
6864 of conditional to avoid tree checking errors.
6866 2001-07-26 Kazu Hirata <kazu@hxi.com>
6868 * regmove.c (regmove_optimize): Don't replace a reg with
6869 another reg of a different mode.
6871 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
6873 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
6874 limit length of dependancy flush list.
6875 * params.h (MAX_PENDING_LIST_LENGTH): Define.
6876 * sched-int.h (struct deps): Add pending_flush_length field.
6877 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
6878 has 1 element in it.
6879 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
6880 (sched_analyze): After a jump, if the pending memory flush list is too
6881 large, flush the pending lists.
6882 (init_deps): Initialize pending_flush_length to 0.
6883 * doc/invoke.texi (max_pending_list_length): Document parameter.
6885 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
6887 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
6888 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
6889 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
6891 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6893 * cpphash.h (struct_lexer_state): Delete was_skipping.
6894 Move skipping here from struct cpp_reader.
6895 * cpplex.c (parse_identifier): Update.
6896 (_cpp_lex_token): Don't skip tokens in a directive.
6897 * cpplib.c (struct if_stack): Update.
6898 (start_directive, end_directive): Don't change skipping state.
6899 (_cpp_handle_directive): Update.
6900 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
6901 (do_else, do_endif): Update; only check for excess tokens if not
6902 in a skipped conditional block.
6903 (push_conditional): Update for new struct if_stack.
6905 2001-07-26 Graham Stott <grahams@redhat.com>
6907 * function.c (locate_and_pad_parm): Also pad initial offset
6908 so that the total argument size also includes the padding.
6910 2001-07-26 Graham Stott <grahams@redhat.com>
6912 * gensupport.c (alter_output_for_insn): Correct enable checking failure
6913 change XSTR to XTMPL.
6915 (process_one_cond_exec): Likewise
6917 2001-07-25 Richard Henderson <rth@redhat.com>
6919 * varasm.c (assemble_variable): Create DECL_RTL before setting
6922 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
6924 * predict.c (estimate_probability): Avoid duplicated predictions.
6926 * loop.c (find_and_verify_loops): Grok multiple barriers.
6928 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6930 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
6932 * dbxout.c: Consistently use putc instead of fputc.
6933 (print_wide_int): New function; call instead of direct fprintf.
6934 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
6935 (dbxout_type_fields, dbxout_type_method_1): Likewise.
6936 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
6937 (print_int_cst_octal): Likewise.
6938 (print_octal): Show we wrote characters.
6939 (dbxout_type): Set have_used_extensions in more places.
6941 2001-07-25 Catherine Moore <clm@redhat.com>
6943 * config/v850/v850.c (v850_va_arg): Use addr
6944 instead of valist to build incr.
6946 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
6948 * flow.c (delete_dead_jumptables): New function.
6949 (life_analyzis): Call it.
6950 * bb-reorder.c (skip_insns_after_block): Handle contradictory
6953 2001-07-25 Richard Henderson <rth@redhat.com>
6955 * except.c (reachable_handlers): Handle a region being removed
6956 out from under a RESX.
6958 2001-07-25 Richard Henderson <rth@redhat.com>
6960 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
6961 swap GE/GT if it is an fp comparison.
6963 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
6965 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
6968 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
6970 * ssa.c (rename_insn_1): Do not wrap an assignment to a
6971 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
6974 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
6976 (visit_expression): When attempting to simplify an expression,
6977 retrieve any modes for arguments before they are simplified
6980 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
6981 Janis Johnson <janis@us.ibm.com>
6983 * stmt.c (expand_goto): A nonlocal goto can be a call too.
6984 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
6985 pointer parameters to match documented usage of nonlocal_goto.
6986 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
6987 parameters to their correct order.
6988 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
6989 parameters to their correct order.
6991 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
6993 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
6995 2001-07-25 Jan Hubicka <jh@suse.cz>
6996 Richard Henderson <rth@redhat.com>
6998 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
7000 (make_edges): New argument update_p; populate the edge cache if set.
7001 (find_basic_blocks): Update make_edges invocation.
7003 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7005 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
7007 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7009 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
7010 -Acpu and -Amachine.h.
7011 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
7012 Corrected header to say ELF not a.out.
7013 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
7014 when given -msoft-float.
7016 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7018 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
7019 extra multilib parts like arm-elf.
7020 (i960-*-coff*, i960-*-rtems): Should not use collect2.
7021 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
7022 crtfini.o as extra multilib parts.
7024 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7026 * configure.in: Add rtems as a supported thread model.
7027 * gthr-rtems.h: Add missing entry point __gthread_active_p.
7028 * configure: Rebuilt.
7030 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
7032 * stor-layout.c (get_mode_alignment): make it work when
7033 BITS_PER_UNIT is not a power of two.
7034 * builtins.c (get_pointer_alignment): Likewise.
7036 2001-07-24 Richard Henderson <rth@redhat.com>
7038 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
7039 the retrieved constant into the expected mode.
7041 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
7043 * flow.c (try_simplify_condjump): Avoid duplicated edges.
7044 (verify_flow_info): Check for duplicated edges; clarify
7047 * flow.c (block_label): Update basic_block_for_insn.
7048 (commit_edge_insertions): Call compute_bb_for_insn.
7050 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
7053 * flow.c (redirect_edge_and_branch,
7054 try_optimize_cfg): Use redirect_edge_succ_nodup
7055 (redirect_edge_succ_nodup): New.
7056 * basic_block.h (redirect_edge_succ_nodup): Declare.
7058 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
7061 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
7063 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
7064 (try_crossjump_to_edge): Update commetns.
7065 (try_crossjump_bb): Likewise.
7067 2001-07-24 Richard Henderson <rth@redhat.com>
7069 * combine.c (distribute_notes): Move set of need_refresh
7070 for noop_move_p down to catch all cases.
7072 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
7074 * recog.c (split_all_insns_noflow): New.
7075 * rtl.h (split_all_insns_noflow): Declare.
7076 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
7077 * m68hc11.c (m68hc11_reorg): Likewise.
7078 * sh.c (machine_dependent_reorg): Likewise.
7079 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
7082 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
7084 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
7085 (ashlsi3_n splitter): Likewise.
7086 (lshrsi3_n splitter): Likewise.
7088 (GOTaddr2picreg): Make const SImode.
7089 (sym_label2reg): Likewise.
7090 (symGOT2reg): Likewise.
7091 (symGOTOFF2reg) Likewise.
7093 (casesi_worker_0): Make unspec SImode.
7095 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
7097 * config/sh/sh.c (barrier_align): Check that an operand really is
7098 an insn before extracting its INSN_CODE.
7100 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
7102 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
7105 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
7106 for SImode to prevent overflow.
7108 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7110 * config/mips/irix6-libc-compat.c: New file.
7111 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
7112 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
7115 2001-07-24 lars brinkhoff <lars@nocrew.org>
7117 * rtl.texi (REG_POINTER): Document.
7118 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
7119 QFmode, HFmode, TQFmode, QCmode, and HCmode.
7121 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
7123 * flow.c (delete_noop_moves): Do not confuse libcall regions.
7125 2001-07-23 Richard Henderson <rth@redhat.com>
7127 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
7129 2001-07-23 Kazu Hirata <kazu@hxi.com>
7131 * config/h8300/h8300-protos.h: Add a prototype for
7132 general_operand_dst_push.
7133 * config/h8300/h8300.c (general_operand_dst_push): New.
7134 * config/h8300/h8300.h (OK_FOR_T): New.
7135 (EXTRA_CONSTRAINT): Use it.
7136 * config/h8300/h8300.md (movqi_push): Remove and integrate into
7137 the existing movqi pattern.
7138 (movhi_push): Likewise.
7140 * reload.c: Fix comment typos.
7142 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7144 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
7146 2001-07-23 H.J. Lu (hjl@gnu.org)
7148 * doc/extend.texi: Update __builtin_return_address and
7149 __builtin_frame_address.
7151 2001-07-23 Richard Henderson <rth@redhat.com>
7153 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
7155 * config/i386/i386.md: New setcc+movzbl peephole2.
7157 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7159 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
7160 * objc/objc-act.c: Include debug.h.
7161 (synth_module_prologue): Save and restore debug hooks too.
7163 2001-07-23 lars brinkhoff <lars@nocrew.org>
7165 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
7166 and C4X_FLOAT_FORMAT.
7167 (BOOL_TYPE_SIZE): Document.
7169 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
7171 * unroll.c (loop_iterations): Fix miscalculation of initial
7174 2001-07-13 Andrew Haley <aph@redhat.com>
7176 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
7177 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
7178 * config/sh/sh.c (sh_can_redirect_branch): New function.
7179 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
7180 * reorg.c (steal_delay_list_from_target): Use
7181 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
7183 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
7185 * flow.c (try_simplify_condjump): Unlink insn chain on
7186 fallthru edge; use can_fallthru.
7188 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
7190 * basic-block.h (find_sub_basic_block): Declare.
7191 * flow.c (make_edges): New arguments MIN and MAX;
7192 (find_sub_basic_blocks): Revamp to use make_edges
7193 and purge_dead_edges.
7194 (find_basic_blocks): Update call of find_sub_basic_block.
7196 * recog.c (split_all_insns): Always expect CFG to be consistent;
7197 call find_sub_basic_blocks in case something has changed.
7198 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
7201 * basic-block.h (delete_noop_moves): Declare.
7202 * combine.c (combine_instructions): Call it.
7203 (recog_for_combine): Tolerate noop moves
7204 (distribute_notes): Force refresh when register dies at noop move.
7205 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
7207 (life_analysis): Update delete_noop_moves call.
7208 (set_noop_p): Move too ...
7209 * rtlanal.c (noop_move_p): ... here.
7210 * rtl.h (noop_move_p): Declare.
7212 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
7213 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
7215 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
7216 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
7218 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
7220 * reload.c (push_reload): Fix typo in comment.
7221 (find_reloads_address): Ditto.
7222 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
7224 2001-07-22 Richard Henderson <rth@redhat.com>
7226 * flow.c: Grammar check and clarify a lot of comments.
7227 (try_simplify_condjump): Rename variables to be clearer.
7228 (try_forward_edges): Skip complex and fallthru edges.
7229 Rearrange tests to avoid duplicate checks.
7230 (flow_find_cross_jump): Likewise.
7231 (outgoing_edges_match): Allow match if neither branch has
7232 probability data. Loosen probability match to 5%.
7233 (try_crossjump_to_edge): Hoist repeated indirection into
7235 (try_crossjump_bb): Don't check complex edges. Eliminate
7236 redundant crossjump tests.
7237 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
7238 checks before more expensive checks.
7240 2001-07-22 Richard Henderson <rth@redhat.com>
7242 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
7243 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
7246 2001-07-22 Richard Henderson <rth@redhat.com>
7248 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
7249 (const_sint32_operand): Likewise.
7250 * m68k.md (anon mulsi pattern): Use const_int_operand not
7251 const_sint32_operand.
7252 (umulsi3_highpart): Zero extend a constant input.
7253 (smulsi3_highpart): Don't bother checking SImode constant.
7254 (const_umulsi3_highpart): Give op3 DImode.
7255 (const_smulsi3_highpart): Likewise.
7257 2001-07-22 Richard Henderson <rth@redhat.com>
7259 * flow.c (split_block): Make sure bb_note is included in the
7260 new block when splitting before a label.
7262 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
7264 * basic-block.h (redirect_edge_and_branch_force,
7265 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
7266 * flow.c (redirect_edge_and_branch_force,
7267 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
7268 (redirect_edge_and_branch_force): Fix copying of lifeness information.
7269 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
7270 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
7271 instead of label; update CFG after transformation.
7272 (find_if_case_1): Update call, use redirect_edge_and_branch_force
7273 for finishing the transformation; handle even case where ELSE
7274 does not follow THEN.
7275 (find_if_case_2): Update call of dead_or_predictable; simplify
7278 * emit-rtl.c (split_branch_probability): New global variable.
7279 (try_split): Take care to set split_branch_probability and
7280 create REG_BR_PROB note for new jump insns.
7281 * md.texi (define_split): Document new feature.
7283 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
7285 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
7287 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
7288 (asm_out_file): Remove redundant declaration.
7289 (assemble_asm): Remove old #if 0 block.
7290 (assemble_variable): Remove end of function; debug output is
7291 now handled with global_decl. Remove old #if 0 block. Update.
7292 Remove saved_in_section and associated no-op code.
7293 * Makefile.in (varasm.o): Correct dependencies.
7295 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
7297 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7298 the definition in defaults.h.
7300 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
7302 * jump.c: Update comments.
7303 (delete_barrier_successors, delete_unreferenced_labels,
7304 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
7305 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
7306 jump_optimize, jump_optimize_minimal): Kill.
7307 (rebuild_jump_labels): Move code from jump_optimize_1.
7308 (purge_line_number_notes): Likewise.
7309 (copy_loop_headers): Likewise.
7310 * reg-stack.c: Update comment.
7312 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
7313 JUMP_AFTER_REGSCAN): Kill.
7314 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
7315 purge_line_number_notes and copy_loop_headers.
7317 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
7318 Richard Henderson <rth@redhat.com>
7320 * dbxout.c (dbxout_global_decl): New.
7321 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
7322 * sdbout.c (sdbout_finish): New.
7323 (sdbout_debug_hooks): Use it, add comments.
7324 (sdbout_global_decl): Defer initialised public vars to
7326 * varasm.c (assemble_variable): Don't output debug information
7327 for file-scope variables.
7329 2001-07-22 Richard Henderson <rth@redhat.com>
7331 * config/alpha/alpha.c (get_trap_mode_suffix): New.
7332 (get_round_mode_suffix): New.
7333 (print_operand): Use them for [/]. Remove support for [&'`()+].
7334 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
7335 * config/alpha/alpha.md (attr round_suffix): New.
7336 (attr trap_suffix): New.
7337 (all insns): Set them appropriately. Use %/ instead of the
7340 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7342 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
7344 2001-07-22 Richard Henderson <rth@redhat.com>
7346 * regrename.c (regrename_optimize): Compute nregs for each
7347 potential target register.
7349 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
7350 Richard Henderson <rth@redhat.com>
7352 * dbxout.c (dbxout_global_decl): New.
7353 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
7354 * sdbout.c (sdbout_finish): New.
7355 (sdbout_debug_hooks): Use it, add comments.
7356 (sdbout_global_decl): Defer initialised public vars to
7358 * varasm.c (assemble_variable): Don't output debug information
7359 for file-scope variables.
7361 2001-07-21 H.J. Lu (hjl@gnu.org)
7363 * config/mips/mips.c (mips_cpu): Moved into ...
7364 (override_options): Here.
7366 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
7368 (mips_cpu): Removed.
7370 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7372 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
7373 ("iorqi3"): Likewise.
7374 ("xorqi3"): Likewise.
7375 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
7376 ("*subhi3_sp): Likewise.
7377 ("*subhi3"): Likewise.
7378 ("extendhisi2"): Accept D, X and Y as source operand to avoid
7381 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
7383 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
7384 * config/freebsd.h: Likewise.
7385 * config/linux.h: Likewise.
7386 * config/openbsd.h: Likewise.
7387 * config/alpha/linux-elf.h: Likewise.
7388 * config/arm/linux-elf.h: Likewise.
7389 * config/d30v/d30v.h: Likewise.
7390 * config/fr30/fr30.h: Likewise.
7391 * config/ia64/aix.h: Likewise.
7392 * config/ia64/ia64.h: Likewise.
7393 * config/mips/linux.h: Likewise.
7394 * config/pj/pj.h: Likewise.
7395 * config/rs6000/linux.h: Likewise.
7396 * config/sparc/linux.h: Likewise.
7397 * config/sparc/linux64.h: Likewise.
7399 2001-07-20 Bruce Korb <bkorb@gnu.org>
7401 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
7402 because getc() and char* may disagree on signedness.
7404 2001-07-20 Richard Henderson <rth@redhat.com>
7406 * doc/rtl.texi (REG_DEAD): Update for current semantics.
7408 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
7409 insns to delete in the presence of cc0 in a jump insn.
7411 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
7412 Jan Hubicka <jh@suse.cz>
7414 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
7415 of doing the change by hand.
7417 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
7419 * rtlanal.c (set_noop_p): Return true for noop jumps.
7421 * expr.c (emit_single_push_insn): Add call to push expander.
7422 * expr.h (optab_index): Add OTI_push
7423 (push_optab): New constant.
7424 * genopinit.c (optabs): Add push_optab.
7425 * optabs.c (init_optab): Init push optab.
7426 * md.texi (push??1): Document
7428 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7430 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
7431 expand to emit the pattern; put a REG_INC note for push/pop
7433 ("movdf", "movdf_internal"): Likewise.
7434 ("movsi", "movsi_internal"): Likewise.
7435 ("movsf", "movsf_internal"): Likewise.
7436 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
7438 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7440 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
7443 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
7445 * params.def: Change default max inline insns to 100.
7447 2001-07-20 Diego Novillo <dnovillo@redhat.com>
7449 * combine.c (combine_simplify_rtx): Generate a new shift operation
7450 when simplifying the first operand of a (neg (ashift)) expression.
7452 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7454 * regclass.c (N_REG_INTS): Use only 32 bits per element.
7456 2001-07-20 Kelley Cook <kelley.cook@home.com>
7458 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
7459 information. Move rest into ...
7460 (*-*-solaris): ... here. Eliminate redundant information and
7461 reword necessary packages section. Delete 4.x assembler bug info.
7462 (sparc-sun-*): Merge into ...
7463 (sparc-sun-sunos*): here.
7465 2001-07-20 Catherine Moore <clm@redhat.com>
7467 * config/v850/v850.md (casesi): Generate LABEL_REF
7470 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
7472 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
7473 * i386.c (ix86_zero_extend_to_Pmode): Make global.
7474 * i386.md (strclrsi expander): Use it.
7476 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
7478 * integrate.c (copy_insn_list): handle
7479 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
7480 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
7481 identically as to CODE_LABEL.
7483 * fold-const (fold): Convert A/B/C to A/(B*C) and
7486 * except.c (connect_post_landing_pads): Delete the RESX insns.
7488 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
7490 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
7492 * config/mips/mips.md (nmadd/nmsub): Use macro.
7494 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
7496 * cppinit.c (remove_dup_dir): Make static.
7497 (remove_dup_dirs): Make static. Only warn about preempting a
7498 system directory with a non-system directory.
7500 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
7502 * ifcvt.c (noce_try_store_flag_constants): Correct order
7503 of parameters to trunc_int_for_mode.
7505 2001-07-19 Mark Mitchell <mark@codesourcery.com>
7507 * reorg.c (fill_simple_delay_slots): If an instruction might throw
7508 an exception that will be caught within this function, do not fill
7509 its delay slot with any subsequent instruction.
7511 2001-07-19 Steve Ellcey <sje@cup.hp.com>
7513 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
7514 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
7515 pointer extension instruction.
7516 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
7517 * simplify-rtx.c (simplify_unary_operation) Likewise.
7518 * explow.c (convert_memory_address) Check value of
7519 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
7521 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
7522 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
7523 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
7524 Add Multilib Support.
7525 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
7526 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
7527 Add Multilib Support.
7528 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
7530 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
7531 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
7532 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
7534 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
7536 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
7537 old and new operands in `<', `3' and `b'.
7539 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
7541 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
7542 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
7543 (toplev.o): Don't depend on xcoffout.h.
7544 * c-decl.c: Include debug.h
7545 (duplicate_decls): Use debug hook.
7546 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
7547 (dbx_debug_hooks, xcoff_debug_hooks): Update.
7548 (dbxout_types): Remove.
7549 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
7550 * debug.c (do_nothing_debug_hooks): Update.
7551 (debug_true_tree, debug_nothing_rtx): New.
7552 * debug.h (struct rtx_def): New.
7553 (struct gcc_debug_hooks): New hooks ignore_block,
7554 outlining_inline_function and label.
7555 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
7556 dwarf2out_frame_finish): New.
7557 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
7558 Make static, update prototype.
7559 (dwarf2_debug_hooks): Update.
7560 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
7561 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
7562 * dwarfout.c (dwarf_debug_hooks): Update.
7563 * emit-rtl.c: Include debug.h.
7564 (remove_unnecessary_notes): Use debug hook.
7565 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
7566 (final_scan_insn): Use debug hook.
7567 * integrate.c (output_inline_function): Use debug hook.
7568 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
7569 (sdb_debug_hooks): Update.
7570 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
7571 * toplev.c: Don't include xcoffout.h.
7572 (note_outlining_of_inline_function, debug_ignore_block): Remove.
7573 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
7575 * tree.h (dwarf2out_do_frame): Remove.
7577 2001-07-19 Catherine Moore <clm@cygnus.com>
7579 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
7581 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
7583 * reload1.c (eliminate_regs_in_insn): When updating a set
7584 to the frame pointer to the hardware frame pointer, perform
7585 the update always not just when REPLACE is set.
7587 * reload1.c (choose_reload_regs): Don't inherit a reload
7588 that crosses multiple registers if registers past the first
7589 don't fit in the desired class.
7591 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
7592 when negating constants.
7594 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
7596 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
7597 * doc/tree.texi: Ditto.
7599 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
7600 Jakub Jelinek <jakub@redhat.com>
7602 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
7603 (extract_cie_info): Handle "eh" augmentation properly,
7605 (struct frame_state, __frame_state_for): New.
7607 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7609 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
7610 HANDLE_SYSV_PRAGMA): Define.
7611 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
7613 (copy_object): Caller changed.
7615 2001-07-19 Andreas Schwab <schwab@suse.de>
7617 * configure.in (assembler dwarf2 debug_line support): Define nop
7619 * configure: Regenerated.
7621 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
7623 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
7625 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
7626 to conditionally compiled block.
7627 (dbx_debug_hooks, xcoff_debug_hooks): Update.
7628 * dbxout.h (dbxout_function): Remove.
7629 * debug.c (do_nothing_debug_hooks): Update.
7630 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
7631 global_decl, deferred_inline_function.
7632 * dwarf2out.c (dwarf2_debug_hooks): Update.
7633 (dwarf2out_global_decl): New.
7634 * dwarfout.c: Don't include dwarfout.h.
7635 (dwarfout_global_decl, dwarfout_function_decl,
7636 dwarfout_deferred_inline_function): New.
7637 (dwarf_debug_hooks): Update.
7638 * dwarfout.h: Remove.
7639 * final.c: Don't include dwarfout.h.
7640 * sdbout.c (sdbout_global_decl): New.
7641 (sdbout_debug_hooks): Update.
7642 * toplev.c: Don't include dwarfout.h.
7643 (check_global_declarations, rest_of_compilation): Use new debug hooks.
7644 (note_deferral_of_defined_inline_function): Remove.
7645 * toplev.h (note_deferral_of_defined_inline_function): Remove.
7646 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
7647 * ch/lex.c: Don't include dwarfout.h.
7648 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
7649 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
7650 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
7651 * cp/optimize.c: Include debug.h.
7652 (maybe_clone_body): Use debug hook.
7653 * cp/semantics.c: Include debug.h.
7654 (expand_body): Use debug hook.
7655 * po/POTFILES.in: Remove dwarfout.h.
7657 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
7659 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
7660 * c-parse.in (yyerror, _yylex): Similarly.
7661 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
7662 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
7664 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
7665 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
7667 2001-07-18 Jeff Sturm <jsturm@one-point.com>
7669 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
7670 in-class declaration at -g1. Fixes c++/2814.
7672 2001-07-18 Richard Henderson <rth@redhat.com>
7674 * doc/md.texi (reload_in/out): Document restrictions in predicates
7675 and constraints for these patterns. Document empty string matching
7678 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7680 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
7682 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
7684 * cse.c: Undo my previous patch.
7686 2001-07-18 Tom Tromey <tromey@redhat.com>
7689 * configure: Rebuilt.
7690 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
7692 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
7694 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
7695 Jan Hubicka <jh@suse.cz>
7697 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
7698 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
7699 * jump.c (mark_jump_label): Do not forward branches.
7701 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
7703 * cse.c (delete_trivially_dead_insns): Delete the libcall block
7704 when return value is unused.
7706 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
7708 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
7710 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
7712 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
7713 on error. We can't blindly return the result of
7714 pthread_mutex_trylock because it returns a positive number on
7715 error, while we must return -1 on error.
7716 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
7718 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
7720 2001-07-18 Andreas Jaeger <aj@suse.de>
7722 * integrate.c (output_inline_function): Correct type of debug_hooks.
7724 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
7726 * combine.c (combine_simplify_rtx): DIV can be treated
7727 associatively for floats if unsafe math optimisations are enabled.
7729 2001-07-17 Richard Henderson <rth@redhat.com>
7731 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
7733 2001-07-17 Richard Henderson <rth@redhat.com>
7735 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
7736 don't force the function address into a register.
7737 (expand_call, emit_library_call_value_1): Update callers.
7738 * builtins.c (expand_builtin_apply): Likewise.
7739 * expr.h (prepare_call_address): Update decl.
7741 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
7743 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
7745 * config/i386/chorus.h: Move up.
7746 * config/sparc/chorus.h: Likewise.
7747 * config/rs6000/chorus.h: Likewise.
7748 * config/chorus.h: Moved here.
7750 2001-07-17 Andreas Schwab <schwab@suse.de>
7752 * configure.in (assembler eh_frame optimization): Handle big
7754 * configure: Regenerated.
7756 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
7758 * expr.c (epxand_expr): Convert divisions into multiplications by
7759 reciprocals if -ffast-math.
7761 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
7763 * dbxout.c (dbxout_really_begin_function): Rename to
7764 dbxout_begin_function.
7765 (dbx_debug_hooks, xcoff_debug_hooks): Update.
7766 (dbxout_begin_function): Remove.
7767 (dbxout_function): Update.
7768 (dbxout_source_line): Update prototype.
7769 * dbxout.h (dbxout_begin_function): Remove.
7770 * debug.c (do_nothing_debug_hooks): Update.
7771 (debug_nothing_tree): Update.
7772 (debug_nothing_charstar_rtx): Remove.
7773 * debug.h (union tree_node): Declare.
7774 (struct rtx_def): Remove.
7775 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
7776 begin_function. Change source_line prototype.
7777 (debug_nothing_tree): New.
7778 (debug_nothing_charstar_rtx): Delete.
7779 (dwarf2out_begin_prologue): Moved from ...
7781 * dwarf2out.c (dwarf2_debug_hooks): Update.
7782 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
7783 debug info, call dwarf2out_source_line.
7784 (dwarf2out_souce_line): Update prototype.
7785 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
7786 Change prototype, make static.
7787 (dwarfout_source_line): Update prototype.
7788 (dwarf_debug_hooks): Update.
7789 * dwarfout.h (dwarfout_begin_function): Remove.
7790 * final.c (final_start_function, final_scan_insn): Use appropriate
7791 debug hooks, update to use notice_source_line.
7792 (output_source_line): Rename notice_source_line. Don't call the
7793 source_line debug hook.
7794 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
7795 make static, update prototype.
7796 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
7798 (sdbout_end_prologue): New.
7799 (sdbout_source_line): Update prototype.
7800 (sdbout_debug_hooks): Update.
7801 (sdbout_symbol): Remove unused var.
7802 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
7804 * varasm.c: Include debug.h.
7805 (assemble_start_function): Use begin_function debug_hook.
7806 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
7807 update with prototype.
7808 (xcoffout_source_line): Update prototype.
7809 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
7811 (xcoffout_source_line): Update prototype.
7813 2001-07-17 Richard Henderson <rth@redhat.com>
7815 * c-typeck.c (build_binary_op): Do not shorten unsigned
7816 right shift after sign extension.
7818 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
7820 * combine.c (combine_simplify_rtx): Attempt to simplify
7821 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
7823 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
7824 (simplify_binary_operation, simplify_unary_operation,
7825 simplify_relational_operation): Use it.
7827 * combine.c (combine_simplify_rtx): Don't do associative law
7828 on divisions; allow associative law on floats.
7830 2001-07-17 H.J. Lu <hjl@gnu.org>
7831 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7833 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
7834 ASM_OUTPUT_WEAK_ALIAS are defined.
7835 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
7836 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
7838 * config/mips/iris5.h: ... here.
7839 (HANDLE_SYSV_PRAGMA): Defined as 1.
7840 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
7841 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
7844 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
7846 * c-parse.in (all_prefix_attributes): New variable.
7847 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
7848 (maybe_resetattrs): New production.
7849 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
7850 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
7851 notype_initdcl, nested_function, notype_nested_function,
7852 component_decl, components, components_notype,
7853 component_declarator, component_notype_declarator,
7854 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
7855 ivars, mydecl, myparm): Update. Avoid prefix attributes just
7856 after a comma being applied to more than one declarator.
7857 * doc/extend.texi (Attribute Syntax): Update. Remove
7858 documentation of bugs that are no longer present.
7860 2001-07-13 Eric Christopher <echristo@redhat.com>
7862 * config/mips/mips.h: Change TUNE_MIPS* options to use
7864 (EXTRA_SPECS): Add cc1_cpu_spec.
7865 * config/mips/mips.md (muldf3): Fix typo.
7867 2001-07-16 Richard Henderson <rth@redhat.com>
7869 * config/m68k/m68k.c: Include expr.h and reload.h.
7870 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
7871 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
7873 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
7874 Richard Henderson <rth@redhat.com>
7876 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
7877 (insn_live_p): Fix fall off end of function.
7878 (dead_libcall_p): Remove COUNTS argument; update callers.
7879 (delete_trivially_dead_insns): Remove unused variables.
7881 2001-07-17 Andreas Jaeger <aj@suse.de>
7883 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
7886 * lcm.c (optimize_mode_switching): Avoid warning for unused
7887 variable if !NORMAL_MODE.
7889 * flow.c (try_crossjump_to_edge): Remove unused variable.
7891 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
7893 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
7894 atexit declaration in stdlib.h.
7896 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
7898 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
7900 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7902 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
7903 * except.c (finish_eh_generation): Update call of cleanup_cfg;
7904 do rebuild_jump_labels instead of jump_optimize
7905 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
7906 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
7907 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
7909 * flow.c: Include timevar.h
7910 (find_basic_block): Push/pop timevar;
7911 (cleanup_cfg): Likewise.
7912 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
7913 * Makefile: Add dependencies on timevar.h
7915 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
7916 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
7918 * rtl.h (delete_trivially_dead_insns): Add new parameter.
7919 * toplev.c (rest_of_compilation): Update calls.
7920 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
7921 (delete_trivially_dead_insns): ... here; accept new argument
7922 preserve_basic_blocks; preserve basic blocks if set.
7924 * reg-stack.c (stack_regs_mentioned): Return 0 if
7925 stack_regs_mentioned_data is not initialized.
7926 (reg_to_stack): Make stack_regs_mentioned survive after the
7927 reg-stack is completted; do not call cleanup_cfg.
7928 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
7929 make cleanup_cfg after bb-reorder to output to debug file.
7931 2001-07-16 Richard Henderson <rth@redhat.com>
7933 * regclass.c (init_reg_sets): Use only 32 bits per initializer
7934 from int_reg_class_contents.
7936 2001-07-16 Richard Henderson <rth@redhat.com>
7938 * hard-reg-set.h (regs_invalidated_by_call): Declare.
7939 * regclass.c (regs_invalidated_by_call): Move from cse.c.
7940 (init_reg_sets_1): Move initialization from cse_main.
7941 * cse.c (regs_invalidated_by_call): Move to regclass.c.
7942 (cse_main): Move its initialization also.
7943 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
7944 * flow.c (propagate_one_insn): Likewise.
7945 * gcse.c (compute_hash_table): Likewise.
7946 (compute_kill_rd, compute_store_table): Likewise.
7947 * sched-deps.c (sched_analyze_1): Likewise.
7949 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
7951 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
7954 2001-07-16 Steve Ellcey <sje@cup.hp.com>
7956 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
7957 in if statement so we don't access undefined memory.
7959 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
7961 * gcse.c: Update comment at top.
7962 Update comment on mem handling.
7963 mem_last_set, mem_first_set, mem_set_in_block: gone.
7964 Declaration of reg_set_info: gone.
7965 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
7966 pointless with load_killed_in_block_p (they are *more*
7967 conservative then it, not less, and less accurate).
7968 (oprs_not_set_p): Ditto.
7969 (alloc_gcse_mem): Don't allocate mem_set_in_block
7970 (free_gcse_mem): Don't free it, either.
7971 (record_last_mem_set_info): Update comment in front, remove
7972 mem_*set_* stuff. Note the reason we don't handle stores directly
7974 (compute_hash_table): Update comments to reflect reality. Remove
7975 mem_*set_* references.
7976 (reset_opr_set_tables): Remove mem_*set_* references.
7978 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
7979 (mark_clobber): Ditto (on both parts, we double set here too).
7980 (expr_killed_p): Remove mem_set_in_block test.
7981 (compute_transp): Remove mem_set_in_block test.
7983 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
7984 of edge, and removal of phi alternative to dump file.
7985 (ssa_ccp_substitute_constants): Add note about register now being
7986 constant, and which uses were replaced in what insns to dump file.
7988 2001-07-16 Andreas Jaeger <aj@suse.de>
7990 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
7991 variables of type HOST_WIDEST_INT.
7993 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
7994 (__bb_exit_func): Correct type of count_max to avoid overflow.
7995 (num_digits): Handle long long argument.
7997 * combine.c (gen_lowpart_for_combine): Remove unused variable.
7999 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8001 * output.h (sdb_begin_function_line): Restore as an extern
8003 * sdbout.c (sdb_begin_function_line): Make extern.
8005 2001-07-15 Richard Henderson <rth@redhat.com>
8007 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
8008 * genrecog.c (maybe_both_true_mode): New.
8009 (maybe_both_true_2): Use it.
8010 (write_switch): Don't put Pmode in a switch.
8011 * rtl.c (mode arrays): Don't explicitly size them.
8013 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8015 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
8016 handling; move unconditional splitting before mode switching.
8018 * i386.md (type): Add fistp type.
8019 (i387, length_attr, scheduling definitions): Handle this type.
8020 (fix_trunc?f?i2): Revamp to use mode switching.
8021 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
8022 * i386.h (fp_cw_mode): New enum
8023 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
8024 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
8026 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8028 * Makefile.in (integrate.o): Add debug.h.
8029 * integrate.c (debug.h): Add.
8030 (output_inline_function): Save, reset, and restore debug_hooks.
8032 2001-07-15 Richard Henderson <rth@redhat.com>
8034 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
8035 instead of COMPARE for the EQUIV expression.
8037 2001-07-15 Richard Henderson <rth@redhat.com>
8039 * flow.c (redirect_edge_and_branch_force): Initialize
8040 global_live_at_start and global_live_at_end.
8041 (allocate_bb_life_data): Export.
8042 * basic-block.h (allocate_bb_life_data): Declare.
8043 * toplev.c (rest_of_compilation): Call it.
8045 2001-07-15 Richard Henderson <rth@redhat.com>
8047 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
8048 (alpha_tablejump_best_label): New.
8049 * config/alpha/alpha-protos.h: Declare them.
8050 * config/alpha/alpha.md: Use braced strings for code blocks.
8051 (tablejump_osf): Break out add with r29.
8052 (tablejump_osf_internal): Remove.
8053 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
8054 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
8056 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
8058 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
8061 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
8063 * i386-protos.h (ix86_split_fp_branch): Update prototype.
8064 (ix86_fp_jump_nontrivial_p): New.
8065 * i386.md (fp_jcc_?): Update call of split_fp_branch;
8066 use ix86_fp_jump_nontrivial_p.
8067 * i386.c (ix86_fp_jump_nontrivial_p): New.
8068 (ix86_split_fp_branch): Accept code instead of rtx.
8069 (ix86_expand_compare): Expand comparison early in case
8070 doing so is resonably cheap.
8072 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
8074 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
8076 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
8077 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
8079 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
8081 * dbxout.c (dbxout_source_line): Make static, update prototype.
8082 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
8083 (dbxout_init, dbxout_finish, dbxout_source_line,
8084 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
8085 * dbxout.h (dbxout_source_line): Delete.
8086 * debug.c (debug_nothing_file, debug_nothing_file_int,
8087 debug_nothing_file_charstar_rtx): New.
8088 (do_nothing_debug_hooks): Update.
8089 (debug_nothing_void, debug_nothing_charstar_rtx,
8090 dwarf2out_end_epilogue): New.
8091 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
8092 * debug.h (struct rtx_def): Declare.
8093 (gcc_debug_hooks): New hooks source_line, end_epilogue
8095 (debug_nothing_void, debug_nothing_charstar_rtx,
8096 dwarf2out_end_epilogue): New.
8097 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
8098 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
8099 (dwarf2_debug_hooks): Update.
8100 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
8101 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
8102 * dwarf2out.h (dwarf2out_source_line): Remove.
8103 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
8104 Make static, update prototype.
8105 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
8106 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
8107 (dwarf_debug_hooks): Update.
8108 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
8109 dwarfout_end_function): Remove.
8110 * final.c (profile_function): Use debug hooks for ending functions
8112 (output_source_line, final_end_function): Update prototype,
8114 (final_start_function, final_scan_insn): Update.
8115 * output.h (sdb_begin_function_line): Remove.
8116 (final_end_function): Update prototype.
8117 * sdbout.c (sdb_begin_function_line): Make static.
8118 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
8119 (sdbout_source_line): New.
8120 (sdbout_end_epilogue, sdbout_end_function): Make static, update
8122 (sdb_debug_hooks): Update.
8123 (sdbout_init, sdbout_source_line,
8124 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
8125 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
8126 * toplev.c (compile_file, rest_of_compilation): Update.
8127 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
8128 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
8129 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
8130 Update for prototype changes.
8131 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
8132 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
8134 2001-07-15 Richard Henderson <rth@redhat.com>
8136 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
8137 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
8138 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
8139 * config/alpha/alpha.c: Likewise.
8140 * config/alpha/alpha.md: Likewise.
8141 * config/alpha/alpha32.h: Likewise.
8142 * config/alpha/vms.h: Likewise.
8145 2001-07-14 Richard Henderson <rth@redhat.com>
8147 * config/alpha/alpha.md: Use define_constants for unspec values.
8148 Substitute throughout.
8150 2001-07-14 Tim Josling <tej@melbpc.org.au>
8152 * tree.def (EXPON_EXPR) remove. Never supported anyway.
8154 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
8156 * pa.md: Remove unused constraints from define_split's.
8158 2001-04-14 Richard Henderson <rth@redhat.com>
8160 * ifcvt.c (find_cond_trap): Test for exit block.
8162 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
8164 Re-install recently reverted patch.
8165 * emit-rtl.c (try_split): Update mark_jump_label call.
8166 * flow.c (find_sub_basic_blocks): Likewise.
8167 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
8169 (mark_all_labels): Kill second parameter.
8170 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
8171 (rebuild_jump_labels, jump_optimize_minimal): Update call
8173 (jump_optimize_1): Kill crossjumping code.
8174 (mark_jump_label): Kill cross_jump parameter.
8175 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
8176 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
8177 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
8179 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
8181 (dump_file_info): Likewise.
8182 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
8183 reorganize passes to do reg-stack first, bb-reorder second.
8184 * invoke.texi (-d letters doc): Remove the jump2 pass.
8186 2001-07-14 Richard Henderson <rth@redhat.com>
8188 * ifcvt.c (find_cond_trap): New.
8189 (find_if_header): Call it.
8190 (merge_if_block): Relax existing jump sanity check.
8191 * jump.c (jump_optimize_1): Remove conditional trap handling.
8193 2001-07-14 Alan Modra <amodra@bigpond.net.au>
8195 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
8197 (insn_refs_are_delayed): Correct comment.
8198 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
8199 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
8200 instead of r31. Make associated insn !TARGET_64BIT, and
8201 provide an additional 64-bit insn that clobbers r2.
8203 (udivsi3): Likewise.
8205 (umodsi3): Likewise.
8207 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
8209 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
8211 * flow.c (redirect_edge_and_branch_force, split_edge,
8212 try_crossjump_to_edge): Use set_block_for_new_insns.
8213 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
8215 2001-07-13 H.J. Lu (hjl@gnu.org)
8217 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
8220 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
8222 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
8224 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
8226 * c-common.c (decl_attributes): Take a pointer to the node to
8227 which attributes are to be attached, and a flags argument.
8228 * c-common.h (enum attribute_flags): New.
8229 (decl_attributes): Update prototype.
8230 * c-decl.c (start_decl, push_parm_decl, finish_struct,
8231 finish_enum, start_function): Update calls to decl_attributes.
8232 * c-parse.in (component_declarator, component_notype_declarator,
8233 label): Update calls to decl_attributes.
8235 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
8237 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
8238 * config/avr/avr.c (legitimate_address_p): Return value changed
8239 from letter to register classes. For better debugging.
8241 2001-07-13 Kazu Hirata <kazu@hxi.com>
8243 * jump.c (reversed_comparison_code_parts): Fix comment typos.
8245 2001-07-13 H.J. Lu (hjl@gnu.org)
8247 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
8249 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
8251 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
8252 correctly for shared configurations.
8253 * config/t-libgcc-pic: New.
8254 * config/{i386,m68k,sparc}/t-openbsd: New.
8255 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
8256 Support -shared. Support debugging libraries with -g.
8257 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
8258 frame information does not emit pointer diffs.
8259 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
8262 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
8264 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
8266 2001-07-13 David Edelsohn <edelsohn@gnu.org>
8268 * combine.c (try_combine): Ensure const_int pow2 is positive.
8270 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
8272 * config.gcc: Add configuration for s/390.
8273 * config/s390/s390.c: New. Subroutines for code generation.
8274 * config/s390/s390.h: New. Definitions for s/390.
8275 * config/s390/s390-protos.h: New. Prototypes.
8276 * config/s390/linux.h: New. Definitions for linux for s/390.
8277 * config/s390/linux64.h: New. Definitions for linux for zSeries.
8278 * config/s390/t-linux: New. Makefile fragment.
8279 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
8280 * config/s390/fixdfdi.h: New. Fix L_fix*di.
8282 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
8284 * emit-rtl.c (try_split): Update mark_jump_label call.
8285 * flow.c (find_sub_basic_blocks): Likewise.
8286 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
8288 (mark_all_labels): Kill second parameter.
8289 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
8290 (rebuild_jump_labels, jump_optimize_minimal): Update call
8292 (jump_optimize_1): Kill crossjumping code.
8293 (mark_jump_label): Kill cross_jump parameter.
8294 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
8295 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
8296 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
8298 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
8300 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
8301 reorganize passes to do reg-stack first, bb-reorder second.
8302 * invoke.texi (-d letters doc): Remove the jump2 pass.
8304 2001-07-12 Steve Ellcey <sje@cup.hp.com>
8306 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
8308 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8310 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
8312 (verify_flow_info): Make diagnostics prettier.
8314 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
8316 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
8318 * flow.c (outgoing_edges_match): Return early if condition reversal
8321 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
8323 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
8324 (mips_move_2words): When splitting a move into two instructions,
8325 prefix the second address operand with '%D'.
8327 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
8329 * Makefile.in (final.o): Depend on debug.h.
8330 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
8331 (dbx_debug_hooks): Add new hooks.
8332 (xcoff_debug_hooks): New.
8333 * debug.c (debug_nothing_file_int_int): New.
8334 (do_nothing_debug_hooks): Update.
8335 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
8336 (debug_nothing_file_int_int): New.
8337 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
8338 static, update prototype.
8339 (dwarf2_debug_hooks): Update.
8340 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
8341 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
8342 static, update prototype.
8343 (dwarf_debug_hooks): Update.
8344 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
8345 * final.c: Include debug.h.
8346 (final_scan_insn): Use debug hooks when beginning and ending blocks.
8347 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
8348 static, update prototype.
8349 (sdb_debug_hooks): Update.
8350 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
8351 * toplev.c: Distinguish between xcoff and dbx.
8353 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
8354 Call all debug hooks, not just dwarf ones.
8356 2001-07-11 Timothy Wall <twall@redhat.com>
8358 * config.gcc: Add configuration for AIX5/IA64.
8359 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
8360 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
8361 support prefix/suffix code.
8362 * config/ia64/t-aix: New. Makefile fragment.
8363 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
8365 2001-07-11 Kazu Hirata <kazu@hxi.com>
8367 * recog.c (validate_change): Fix a comment typo.
8369 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
8371 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
8372 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
8374 * dbxout.c (dbx_debug_hooks): Add new hooks.
8375 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
8377 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
8379 * dbxout.h (dbxout_start_new_source_file,
8380 dbxout_resume_previous_source_file): Delete.
8381 * debug.c (do_nothing_debug_hooks): Add new hooks.
8382 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
8383 (debug_nothing_int_charstar, debug_nothing_int): New.
8384 * debug.h (gcc_debug_hooks): New hooks define, undef,
8385 start_source_file and end_source_file.
8386 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
8387 (debug_nothing_int_charstar, debug_nothing_int): New.
8388 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
8389 the conditionally compiled section.
8390 (dwarf2out_start_source_file, dwarf2out_end_source_file,
8391 dwarf2out_define, dwarf2out_undef): Make static.
8392 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
8393 dwarf2out_define, dwarf2out_undef): Remove.
8394 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
8395 (dwarfout_start_source_file, dwarfout_end_source_file,
8396 dwarfout_define, dwarfout_undef): Make static.
8397 (dwarfout_start_source_file_check,
8398 dwarfout_end_source_file_check): New.
8399 (dwarfout_define, dwarfout_finish): Update.
8400 * dwarfout.h (dwarfout_start_new_source_file,
8401 dwarfout_resume_previous_source_file, dwarfout_define,
8402 dwarfout_undef): Remove.
8403 * sdbout.c (sdb_debug_hooks): Add new hooks.
8404 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
8406 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
8407 make static, take an arg.
8408 * sdbout.h (sdbout_start_new_source_file,
8409 sdbout_resume_previous_source_file): Delete.
8410 * toplev.c (debug_start_source_file, debug_end_source_file,
8411 debug_define, debug_undef): Delete.
8412 * toplev.h (debug_start_source_file, debug_end_source_file,
8413 debug_define, debug_undef): Delete.
8415 * java/jcf-parse.c: Include debug.h.
8416 (parse_class_file): Update to use debug hooks directly.
8417 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
8419 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8421 * alias.c (set_mem_alias_set): New function.
8422 * rtl.h (set_mem_alias_set): Declare it.
8423 * builtins.c (expand_builtin_return_addr): Call it instead of
8424 using MEM_ALIAS_SET accessor.
8425 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
8426 (get_memory_rtx, expand_builtin_va_arg): Likewise.
8427 (expand_builtin_va_copy):Likewise.
8428 * caller-save.c (setup_save_areas): Likewise.
8429 * calls.c (compute_argument_addresses): Likewise.
8430 * explow.c (set_mem_attributes): Likewise.
8431 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
8432 (expand_assignment, store_constructor_field, store_field): Likewise.
8433 (expand_expr_unaligned): Likewise.
8434 * function.c (assign_stack_temp_for_type): Likewise.
8435 (put_reg_into_stack, gen_mem_addressof): Likewise.
8436 * ifcvt.c (noce_try_cmove_arith): Likewise.
8437 * reload1.c (reload, alter_reg): Likewise.
8438 * config/alpha/alpha.c (get_aligned_mem): Likewise.
8439 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
8440 (alpha_expand_unaligned_store): Likewise
8441 (alpha_expand_unaligned_load_words): Likewise.
8442 (alpha_expand_unaligned_store_words): Likewise.
8443 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
8444 (alpha_expand_epilogue): Likewise.
8445 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
8446 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
8447 * config/i386/i386.c (legitimize_pic_address): Likewise.
8448 * config/i960/i960.c (setup_incoming_varargs): Likewise.
8449 * config/ia64/ia64.c (spill_restore_mem): Likewise.
8450 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
8451 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
8452 * config/mips/mips.c (mips_va_arg): Likewise.
8453 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
8454 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
8455 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
8456 (setup_incoming_varargs, rs6000_va_arg): Likewise.
8457 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
8458 (rs6000_emit_epilogue): Likewise.
8459 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
8460 * config/sparc/sparc.c (sparc_va_arg): Likewise.
8461 * config/v850/v850.c (v850_va_arg): Likewise.
8463 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
8465 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
8466 when fallthru edge is present.
8467 (mege_blocks): Handle case where creation of jump insn
8470 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
8471 CLEANUP_POST_REGSTACK): New constants.
8472 * except.c (finish_eh_generation): Update call of cleanup_cfg,
8473 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
8474 * output.h (cleanup_cfg): Update prototype.
8475 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
8476 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
8477 cleanup_cfg call; kill missleading comment.
8478 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
8479 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
8480 parameter; control optimizations performed using it.
8481 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
8482 try_crossjump_bb): New functions.
8484 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
8486 * pa.c (pa_output_function_prologue): Delete prototype. Make function
8488 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
8489 pa_output_function_prologue.
8490 * pa-protos.h (pa_output_function_prologue): New prototype.
8492 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
8494 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
8495 and low to get correct sign extension in low+high test.
8497 2001-07-11 Janis Johnson <janis@us.ibm.com>
8499 * gcov.c (arcdata): Use gcov_type to fix branch percentage
8500 for large hit count.
8502 * profile.c (branch_prob): Fix .bbg info for computed gotos
8505 2001-07-11 Mark Mitchell <mark@codesourcery.com>
8507 * stmt.c (parse_output_constraint): New function, split out
8509 (expand_asm_operands): ... here. Use parse_output_constraint.
8510 * tree.h (parse_output_constraint): Declare it.
8512 2001-07-11 Richard Henderson <rth@redhat.com>
8514 * bitmap.c: Comment some functions; fiddle whitespace.
8515 (bitmap_free): Don't export.
8516 (bitmap_element_allocate): Use memset.
8517 * bitmap.h (bitmap_free): Don't declare.
8519 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
8521 * gcse.c, lcm.c, sched-deps.c:
8522 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
8524 * flow.c (flow_loops_find): Free dom if we found no loops, since
8525 we aren't going to save it.
8527 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
8530 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
8532 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
8534 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8536 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
8537 #ifndef DWARF2_DEBUGGING_INFO.
8539 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
8541 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
8543 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
8545 * config/mips/mips.c (gen_int_relational): Tell the caller not to
8546 reverse a branch if a NE comparison is implemented with GTU.
8548 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
8549 H.J. Lu <hjl@gnu.org>
8551 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
8553 (call_internal2): Likewise.
8554 (call_value_internal1): Likewise.
8555 (call_value_internal2): Likewise.
8556 (call_value_multiple_internal1): Likewise.
8557 (call_value_multiple_internal2): Likewise.
8559 2001-07-10 Kazu Hirata <kazu@hxi.com>
8561 * calls.c (emit_library_call_value_1): Fix a comment typo.
8562 * dwarf2out.c (mem_loc_descriptor): Likewise.
8563 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
8565 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
8567 * simplify-rtx.c (simplify_subreg): Fix typo in comment
8569 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8571 * recog.c (offsettable_address_p): Handle LO_SUM case.
8572 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
8573 instead of plus_constant.
8575 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8577 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
8578 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
8580 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8582 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
8583 adjust_address_nv instead of plus_constant.
8585 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
8587 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
8588 dwarf2out.o): Depend on debug.h, wrap long lines.
8589 * dbxout.c: Include debug.h.
8590 (dbx_debug_hooks): New.
8591 (dbxout_init): Make static, take just 2 args.
8592 (dbxout_finish): Make static.
8593 * dbxout.h (dbxout_init, dbxout_finish): Delete.
8594 * debug.c: New file.
8595 * debug.h: New file.
8596 * dwarf2out.c: Include debug.h.
8597 (dwarf2_debug_hooks): New.
8598 (dwarf2out_init): Make static.
8599 (dwarf2out_finish): Make static, take 2 args.
8600 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
8601 * dwarfout.c: Include debug.h.
8602 (dwarf_debug_hooks): New.
8603 (dwarfout_init): Make static.
8604 (dwarfout_finish): Make static, take 2 args.
8605 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
8606 * sdbout.c: Include debug.h.
8607 (sdb_debug_hooks): New.
8608 (sdbout_init): Make static, take 2 args.
8609 * sdbout.h (sdbout_init): Delete.
8610 * toplev.c: Include debug.h.
8612 (compile_file): Set deubg_hooks based on command line options.
8613 Use the hooks unconditionally rather than conditional compilation.
8615 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
8617 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
8618 first_insn_after_basic_block_note instead.
8620 * df.c (df_bb_refs_unlink): #if 0 out for now.
8622 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
8624 * ssa.h: Add prototype for ssa_const_prop
8625 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
8626 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
8627 (ssa_fast_dce): Remove unused variable
8629 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8631 * diagnostic.c (finish_diagnostic): Rename to
8632 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
8635 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
8637 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
8640 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
8641 (dump_file): Only pad the demangled name with spaces if the
8642 mangled name was padded with spaces.
8644 2001-07-10 Bernd Schmidt <bernds@redhat.com>
8646 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
8649 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8651 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
8652 extraction if no direct load if either EXPAND_CONST_ADDRESS or
8655 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
8656 whether can put offset inside LO_SUM to check mode alignment, not size.
8658 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8660 * doc/tm.texi (Misc): Fix thinko.
8662 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
8664 * regmove.c (replace_in_call_usage): Fix warnings.
8665 * sched-deps.c (add_dependence): Fix warnings.
8666 * simplify-rtx.c (simplify_subreg): Likewise.
8667 Return NULL_RTX instead of NULL.
8669 * reg-stack.c (emit_swap_insn): Eliminate warnings.
8670 (subst_asm_stack_regs): Likewise.
8672 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
8675 * dwarf2out.c (output_call_frame_info): Declare i as int.
8676 (build_abbrev_table): Declare n_alloc as int.
8677 (dwarf2out_finish): Initialize die.
8678 * except.c: Declare sjlj_funcdef_number as unsigned.
8679 (connect_post_landing_pads): Declare j as unsigned.
8680 (convert_to_eh_region_ranges): Initialize call_site.
8681 (output_function_exception_table): Initialize tt_format_size.
8682 * expr.c (move_by_pieces_1): Initialize to1.
8683 (store_constructor): Initialize minelt and maxelt.
8684 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
8685 * function.c (instantiate_decls): Avoid signed/unsigned warning.
8687 * c-decl.c (combine_parm_decls): Unused, remove.
8688 * c-tree.h: Remove prototype for combine_parm_decls.
8690 * reload.c (push_reload): Fix warning.
8691 (regno_clobbered_p): Likewise.
8692 * reload1.c (replace_pseudos_in_call_usage): Likewise.
8693 (reload_combine): Likewise.
8695 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
8696 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
8698 * bitmap.c (bitmap_operation): Change user.
8699 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
8701 2001-07-10 Eric Christopher <echristo@redhat.com>
8703 * config/mips/mips.c (override_options): Fix typo.
8705 2001-07-09 Stan Shebs <shebs@apple.com>
8707 * target.h (struct gcc_target): New fields init_builtins and
8709 * target-def.h (TARGET_INIT_BUILTINS): New macro.
8710 (TARGET_EXPAND_BUILTIN): New macro.
8711 (TARGET_INITIALIZER): Add them.
8712 * builtins.c: Include target.h.
8713 (expand_builtin): Use targetm.expand_builtin.
8714 (default_init_builtins): New function.
8715 (default_expand_builtin): New function.
8716 * expr.h (default_init_builtins): Declare.
8717 (default_expand_builtin): Declare.
8718 * c-common.c (c_common_nodes_and_builtins): Use
8719 targetm.init_builtins.
8720 * defaults.h (MD_INIT_BUILTINS): Remove.
8721 * Makefile.in (builtins.o): Depend on target.h.
8723 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
8724 (TARGET_EXPAND_BUILTIN): Define.
8725 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
8726 (MD_EXPAND_BUILTIN): Remove.
8728 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
8729 (TARGET_EXPAND_BUILTIN): Define.
8730 (c4x_init_builtins): Make endlink arg a local.
8731 (c4x_print_operand): Fix typos in adjust_address usages.
8732 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
8733 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
8734 (MD_EXPAND_BUILTIN): Remove.
8736 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
8737 (TARGET_EXPAND_BUILTIN): Define.
8738 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
8739 (ix86_init_builtins): Call new function only if TARGET_MMX.
8740 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
8741 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
8742 (MD_EXPAND_BUILTIN): Remove.
8744 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
8745 (TARGET_EXPAND_BUILTIN): Define.
8746 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
8747 (MD_EXPAND_BUILTIN): Remove.
8749 * doc/tm.texi: Document these changes.
8751 2001-07-09 Diego Novillo <dnovillo@redhat.com>
8753 * basic-block.h (tree_node): Forward declare if needed.
8754 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
8755 (BLOCK_HEAD_TREE): Define.
8756 (BLOCK_END_TREE): Define.
8757 (struct loops): Rename field 'tree' to 'tree_root'.
8758 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
8760 (flow_loops_tree_build): Rename reference to field 'tree' to
8762 (flow_loops_level_compute): Ditto.
8763 * predict.c (estimate_bb_frequencies): Ditto.
8764 * tree.h (struct tree_common): Add field 'aux'.
8766 2001-07-09 Stan Shebs <shebs@apple.com>
8768 * config/darwin.c (darwin_encode_section_info): Don't mark any
8769 DECL_EXTERNAL node as defined.
8771 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
8773 * pa.c (pa_init_machine_status, pa_mark_machine_status,
8774 pa_free_machine_status, hppa_init_pic_save): Delete.
8775 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
8776 (hppa_profile_hook): Use hppa_pic_save_rtx.
8777 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
8778 hppa_init_pic_save): Delete.
8779 (hppa_pic_save_rtx): Declare.
8780 * pa.md (call, call_value, sibcall, sibcall_value,
8781 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
8783 2001-07-09 Kazu Hirata <kazu@hxi.com>
8785 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
8786 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
8788 2001-07-09 Andreas Jaeger <aj@suse.de>
8790 * output.h: Add declaration of final_forward_branch_p.
8792 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
8794 * varray.c: Include errors.h for internal_error and trim_filename
8797 * Makefile.in (varray.o): Add errors.h.
8799 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
8801 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
8802 * optabs.c (have_add2_insn): Check whether the add insn chosen
8803 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
8804 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
8806 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
8808 * Makefile.in (OBJS): Add ssa-ccp.o
8809 (ssa-ccp.o): Add dependencies.
8810 * toplev.c (DFI_ssa_ccp): New dump file enum.
8811 (dump_file): Add entry for dumping after SSA CCP.
8812 (flag_ssa_ccp): New flag variable.
8813 (f_options): Add -fssa-ccp.
8814 (rest_of_compilation): Run SSA CCP if requested.
8815 * timevar.def (TV_SSA_CCP): New timevar.
8816 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
8817 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
8818 Fix minor typo in SSA DCE documentation.
8819 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
8820 Add documentation for new dump option. Renumber dump files
8823 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8825 * emit-rtl.c (gen_highpart_mode): New.
8826 * rtl.h (gen_highpart_mode): Declare.
8827 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
8828 operand can be VOIDmode constant.
8830 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
8832 * flow.c (redirect_edge_and_branch_force): New.
8833 (can_fallthru): Ensure that basic blocks are succeeding.
8834 (try_optimize_cfg): Do not delete basic block if it is the last one.
8836 * flow.c (try_redirect_by_replacing_jump): Do not remove
8837 jumps with side effects, unlink chain on fallthru edge;
8838 set block for new jump instruction; avoid basic block to
8839 over by line number note.
8841 * flow.c (try_simplify_condjump): Verify that the condjump
8842 is not always falling trought.
8845 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
8847 * flow.c (forwarder_block_p): Fix for fallthru blocks.
8848 (try_redirect_by_replacing_jump): Update properly the count
8849 and frequency information.
8851 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8853 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
8854 address that is a LO_SUM specially.
8855 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
8857 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
8859 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
8860 (operand_subword): Use them.
8861 (change_address_1): Renamed from change_address; new arg VALIDATE.
8862 * expr.h: Reflect above changes; change_address now macro.
8863 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
8865 * cselib.c (add_mem_for_addr): Likewise.
8866 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
8867 * regmove.c (try_apply_stack_adjustment): Likewise.
8868 * reload.c (push_reload, make_memloc): Likewise.
8869 * reload1.c (eliminate_regs): Likewise.
8870 * simplify-rtx.c (simplify_replace_rtx): Likewise.
8871 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
8873 * combine.c (make_extraction, simplify_shift_const): Likewise.
8874 (gen_lowpart_for_combine): Likewise.
8875 * cse.c (gen_lowpart_if_possible): Likewise.
8876 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
8877 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
8878 * optabs.c (gen_move_insn): Likewise.
8879 * reload1.c (alter_reg): Likewise.
8880 * simplify-rtx.c (simplify_subreg): Likewise.
8881 * stmt.c (expand_anon_union_decl): Likewise.
8882 * recog.c (validate_replace_rtx_1): Likewise.
8884 * Makefile.in (recog.o): Add $(EXPR_H).
8885 * explow.c (stabilize): Call replace_equiv_address.
8886 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
8887 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
8889 2001-07-03 Andrew Haley <aph@redhat.com>
8891 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
8892 the mode of the memory location.
8894 2001-07-09 Bo Thorsen <bo@suse.co.uk>
8896 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
8898 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
8900 * final.c (output_addr_const): Use target opening and
8901 closing parentheses.
8902 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
8903 defaults, add to TARGET_ASM_OUT.
8904 * target.h (struct gcc_target): Add open_paren and close_paren.
8905 * doc/md.texi: Update.
8906 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
8907 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
8908 TARGET_ASM_CLOSE_PAREN.
8909 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
8911 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
8913 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
8914 * config/a29k/a29k.h: Similarly.
8915 * config/alpha/alpha.h: Similarly.
8916 * config/arc/arc.h: Similarly.
8917 * config/arm/aof.h: Similarly.
8918 * config/arm/aout.h: Similarly.
8919 * config/avr/avr.h: Similarly.
8920 * config/c4x/c4x.h: Similarly.
8921 * config/clipper/clipper.h: Similarly.
8922 * config/convex/convex.h: Similarly.
8923 * config/d30v/d30v.h: Similarly.
8924 * config/dsp16xx/dsp16xx.h: Similarly.
8925 * config/elxsi/elxsi.h: Similarly.
8926 * config/fr30/fr30.h: Similarly.
8927 * config/h8300/h8300.h: Similarly.
8928 * config/i370/i370.h: Similarly.
8929 * config/i386/i386.h: Similarly.
8930 * config/i860/i860.h: Similarly.
8931 * config/i960/i960.h: Similarly.
8932 * config/ia64/ia64.h: Similarly.
8933 * config/m32r/m32r.h: Similarly.
8934 * config/m68hc11/m68hc11.h: Similarly.
8935 * config/m68k/m68k.h: Similarly.
8936 * config/m88k/m88k.h: Similarly.
8937 * config/mcore/mcore.h: Similarly.
8938 * config/mips/mips.h: Similarly.
8939 * config/mn10200/mn10200.h: Similarly.
8940 * config/mn10300/mn10300.h: Similarly.
8941 * config/ns32k/ns32k.h: Similarly.
8942 * config/pa/pa.h: Similarly.
8943 * config/pdp11/pdp11.h: Similarly.
8944 * config/pj/pj.h: Similarly.
8945 * config/romp/romp.h: Similarly.
8946 * config/rs6000/rs6000.h: Similarly.
8947 * config/sh/sh.h: Similarly.
8948 * config/sparc/sparc.h: Similarly.
8949 * config/v850/v850.h: Similarly.
8950 * config/vax/vax.h: Similarly.
8951 * config/we32k/we32k.h: Similarly.
8953 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
8955 * doc/c-tree.texi: Document representation of attributes.
8957 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
8959 * doc/tm.texi: Update some places for the rename of target to
8962 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
8964 * target.h (struct gcc_target): Add insert_attributes.
8965 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
8966 (TARGET_INITIALIZER): Update.
8967 * tree.c, tree.h (default_insert_attributes): New function.
8968 Update comments on other default functions to refer to targetm,
8970 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
8971 TARGET_INSERT_ATTRIBUTES.
8972 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
8973 * c-common.c (decl_attributes): Use targetm.insert_attributes.
8974 Don't use PRAGMA_INSERT_ATTRIBUTES.
8975 * Makefile.in (c-common.o): Depend on $(TARGET_H).
8976 * c-decl.c (start_decl, start_function): Don't call
8977 SET_DEFAULT_DECL_ATTRIBUTES.
8978 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
8979 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
8981 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
8982 (c4x_check_attribute): Avoid modifying attribute list itself.
8983 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
8985 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
8986 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
8988 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
8989 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
8991 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
8992 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
8994 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
8995 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
8996 Adjust parameters. Make static.
8998 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9000 * c-common.c (decl_attributes): Only take a single attributes
9002 * c-common.h (decl_attributes): Update prototype.
9003 * c-decl.c (start_decl, start_function): Only take a single
9004 attributes parameter. Update calls to decl_attributes.
9005 (finish_struct, finish_enum): Update calls to decl_attributes.
9006 (push_parm_decl): Expect unified list of attributes. Update call
9008 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
9009 notype_nested_function, component_declarator,
9010 component_notype_declarator, label): Update calls to
9012 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
9013 lists that are passed to push_parm_decl.
9014 * c-tree.h (start_function, start_decl): Update prototypes.
9015 * config/sh/sh-protos.h, config/sh/sh.c
9016 (sh_pragma_insert_attributes): Only take a single attributes
9018 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
9019 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
9020 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
9021 build_module_descriptor, generate_static_references,
9022 generate_strings, build_selector_translation_table,
9023 generate_descriptor_table, generate_protocols,
9024 generate_ivars_list, generate_dispatch_table,
9025 generate_protocol_list, generate_category,
9026 generate_shared_structures, really_start_method, add_objc_decls,
9027 generate_classref_translation_entry): Update calls to start_decl
9029 (build_tmp_function_decl, start_method_def): Unify attribute lists
9030 that are passed to push_parm_decl.
9032 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
9034 * final.c (no_asm_to_stream): New.
9035 (final_scan_insn): Use target structures for prologue ends
9036 and epilogue starts.
9037 * output.h (no_asm_to_stream): New.
9038 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
9039 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
9040 (TARGET_ASM_OUT): Update.
9041 * target.h (struct gcc_target): New members function_end_prologue
9042 and function_begin_epilogue.
9043 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
9044 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
9045 * config/alpha/alpha.c (output_end_prologue): Rename to
9046 alpha_output_function_end_prologue. Use in target struct
9048 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
9049 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
9050 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
9051 ia64_output_function_end_prologue. Use in target struct
9053 (ia64_function_prologue, ia64_funciton_epilogue): Rename
9054 mistyped prototypes.
9055 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
9056 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
9058 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
9059 an use in target struct, make static.
9060 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
9063 2001-07-08 Richard Henderson <rth@redhat.com>
9065 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
9067 2001-07-08 Richard Henderson <rth@redhat.com>
9069 * config/i386/i386.md: Remove constraints strings from define_split
9070 and define_peephole2 patterns.
9071 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
9072 (eh_return): Use them.
9074 2001-07-08 Richard Henderson <rth@redhat.com>
9076 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
9077 Document MD_FALLBACK_FRAME_STATE_FOR.
9079 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9081 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
9082 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
9084 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
9086 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
9088 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
9089 of the label inside NAME as opposed to just the end of NAME.
9091 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
9093 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
9094 * config/alpha/alpha.c (alpha_init_machine_status,
9095 alpha_mark_machine_status, alpha_free_machine_status): Delete.
9096 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
9097 (vms_valid_decl_attribute_p): Make static, conditionally compile.
9098 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
9100 2001-07-06 Stan Shebs <shebs@apple.com>
9102 * target.h (targetm): Rename global from "target", so as not to
9103 conflict with local variables.
9105 * c-typeck.c: Ditto.
9109 * cp/decl2.c: Ditto.
9110 * cp/typeck.c: Ditto.
9111 * 1750a/1750a.c: Ditto.
9112 * a29k/a29k.c: Ditto.
9116 * clipper/clipper.c: Ditto.
9117 * convex/convex.c: Ditto.
9118 * d30v/d30v.c: Ditto.
9119 * dsp16xx/dsp16xx.c: Ditto.
9120 * elxsi/elxsi.c: Ditto.
9121 * fr30/fr30.c: Ditto.
9122 * h8300/h8300.c: Ditto.
9123 * i370/i370.c: Ditto.
9124 * i386/i386.c: Ditto.
9125 * i860/i860.c: Ditto.
9126 * i960/i960.c: Ditto.
9127 * ia64/ia64.c: Ditto.
9128 * m32r/m32r.c: Ditto.
9129 * m68hc11/m68hc11.c: Ditto.
9130 * m68k/m68k.c: Ditto.
9131 * m88k/m88k.c: Ditto.
9132 * mips/mips.c: Ditto.
9133 * ns32k/ns32k.c: Ditto.
9135 * pdp11/pdp11.c: Ditto.
9136 * romp/romp.c: Ditto.
9137 * rs6000/rs6000.c: Ditto.
9139 * sparc/sparc.c: Ditto.
9141 * we32k/we32k.c: Ditto.
9142 * doc/tm.texi: Update the manual to match.
9144 2001-07-06 Richard Henderson <rth@redhat.com>
9146 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
9147 DWARF2_UNWIND_INFO not just whether it is defined.
9149 2001-07-06 Diego Novillo <dnovillo@redhat.com>
9151 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
9152 call to simplify_binary_operation returns a new pattern.
9154 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
9156 * glimits.h (__SHRT_MAX__): New.
9157 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
9158 (SHRT_MAX): Define in terms of __SHRT_MAX__.
9160 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
9162 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
9165 2001-07-06 Richard Henderson <rth@redhat.com>
9167 * bitmap.c (bitmap_release_memory): Move adjacent to the
9168 allocation functions.
9169 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
9170 the implementation. Binary search for the set bit.
9171 (bitmap_union_of_diff): Allocate the temporary on the stack
9172 instead of using xmalloc.
9174 2001-07-06 Richard Henderson <rth@redhat.com>
9176 * genrecog.c (validate_pattern): Warn for constraints in
9177 define_{expand,split,peephole2}. Remove strict_low_part
9178 before looking up match_dup.
9180 2001-07-06 DJ Delorie <dj@redhat.com>
9182 * doc/gcc.texi (Makefile): Rename to be a more general purpose
9183 chapter about various build hints and history. Add section
9184 talking about the various types of native and cross builds.
9186 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
9188 * Makefile.in (final.o): Depend on target.h.
9189 * final.c: Include target.h.
9190 (default_function_pro_epilogue): New.
9191 (final_start_function): Use target structure for function prologues.
9192 (final_end_function): Use target structure for function epilogues.
9193 * fold-const.c (real_hex_to_f): Constify s and p.
9194 * output.h (default_function_pro_epilogue): New.
9195 * real.h (real_hex_to_f): Update prototype.
9196 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
9197 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
9198 (TARGET_INITIALIZER): Update.
9199 * target.h (gcc_target): Add struct asm_out.
9200 * doc/tm.texi: Update.
9203 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
9204 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
9205 in cpu/cpu.c, or rename old functions consistently. Take
9206 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
9207 redundant macros and prototypes. Make new functions static.
9209 * 1750a/1750a.c: Similarly.
9210 * 1750a/1750a.h: Similarly.
9211 * a29k/a29k-protos.h: Similarly.
9212 * a29k/a29k.c: Similarly.
9213 * a29k/a29k.h: Similarly.
9214 * arc/arc-protos.h: Similarly.
9215 * arc/arc.c: Similarly.
9216 * arc/arc.h: Similarly.
9217 * arm/arm-protos.h: Similarly.
9218 * arm/arm.c: Similarly.
9219 * arm/arm.h: Similarly.
9220 * avr/avr-protos.h: Similarly.
9221 * avr/avr.c: Similarly.
9222 * avr/avr.h: Similarly.
9223 * clipper/clipper-protos.h: Similarly.
9224 * clipper/clipper.c: Similarly.
9225 * clipper/clipper.h: Similarly.
9226 * convex/convex.c: Similarly.
9227 * convex/convex.h: Similarly.
9228 * d30v/d30v-protos.h: Similarly.
9229 * d30v/d30v.c: Similarly.
9230 * d30v/d30v.h: Similarly.
9231 * d30v/d30v.md: Similarly.
9232 * dsp16xx/dsp16xx-protos.h: Similarly.
9233 * dsp16xx/dsp16xx.c: Similarly.
9234 * dsp16xx/dsp16xx.h: Similarly.
9235 * elxsi/elxsi.c: Similarly.
9236 * elxsi/elxsi.h: Similarly.
9237 * fr30/fr30.c: Similarly.
9238 * fr30/fr30.md: Similarly.
9239 * h8300/h8300-protos.h: Similarly.
9240 * h8300/h8300.c: Similarly.
9241 * h8300/h8300.h: Similarly.
9242 * i370/i370-protos.h: Similarly.
9243 * i370/i370.c: Similarly.
9244 * i370/i370.h: Similarly.
9245 * i386/i386.c: Similarly.
9246 * i386/osf1elf.h: Similarly.
9247 * i386/osfrose.h: Similarly.
9248 * i860/i860-protos.h: Similarly.
9249 * i860/i860.c: Similarly.
9250 * i860/i860.h: Similarly.
9251 * i960/i960-protos.h: Similarly.
9252 * i960/i960.c: Similarly.
9253 * i960/i960.h: Similarly.
9254 * ia64/ia64-protos.h: Similarly.
9255 * ia64/ia64.c: Similarly.
9256 * ia64/ia64.h: Similarly.
9257 * m32r/m32r-protos.h: Similarly.
9258 * m32r/m32r.c: Similarly.
9259 * m32r/m32r.h: Similarly.
9260 * m68hc11/m68hc11-protos.h: Similarly.
9261 * m68hc11/m68hc11.c: Similarly.
9262 * m68hc11/m68hc11.h: Similarly.
9263 * m68k/crds.h: Similarly.
9264 * m68k/dpx2.h: Similarly.
9265 * m68k/m68k-protos.h: Similarly.
9266 * m68k/m68k.c: Similarly.
9267 * m68k/m68k.h: Similarly.
9268 * m68k/news.h: Similarly.
9269 * m88k/m88k-protos.h: Similarly.
9270 * m88k/m88k.c: Similarly.
9271 * m88k/m88k.h: Similarly.
9272 * mips/mips-protos.h: Similarly.
9273 * mips/mips.c: Similarly.
9274 * mips/mips.h: Similarly.
9275 * ns32k/merlin.h: Similarly.
9276 * ns32k/ns32k.c: Similarly.
9277 * ns32k/ns32k.h: Similarly.
9278 * ns32k/tek6000.h: Similarly.
9279 * pa/pa-protos.h: Similarly.
9280 * pa/pa.c: Similarly.
9281 * pa/pa.h: Similarly.
9282 * pdp11/2bsd.h: Similarly.
9283 * pdp11/pdp11-protos.h: Similarly.
9284 * pdp11/pdp11.c: Similarly.
9285 * pdp11/pdp11.h: Similarly.
9286 * romp/romp-protos.h: Similarly.
9287 * romp/romp.c: Similarly.
9288 * romp/romp.h: Similarly.
9289 * rs6000/rs6000-protos.h: Similarly.
9290 * rs6000/rs6000.c: Similarly.
9291 * rs6000/rs6000.h: Similarly.
9292 * rs6000/sysv4.h: Similarly.
9293 * sh/sh-protos.h: Similarly.
9294 * sh/sh.c: Similarly.
9295 * sh/sh.h: Similarly.
9296 * sparc/sparc-protos.h: Similarly.
9297 * sparc/sparc.c: Similarly.
9298 * sparc/sparc.h: Similarly.
9299 * vax/vax.c: Similarly.
9300 * vax/vax.h: Similarly.
9301 * vax/vms.h: Similarly.
9302 * we32k/we32k.c: Similarly.
9303 * we32k/we32k.h: Similarly.
9305 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
9307 * basic-block.h (first_insn_after_basic_block_note): Declare.
9308 * flow.c (first_insn_after_basic_block_note): Define. Moved
9310 * ssa.c (first_insn_after_basic_block_note): Remove.
9311 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
9313 (ssa_eliminate_dead_code): Properly update the CFG and PHI
9314 nodes when we find a dead conditional branch. Insert BARRIERs
9315 after any blocks with no successors, but which do not have
9318 2001-07-06 Zack Weinberg <zackw@stanford.edu>
9320 * varray.c (varray_check_failed): Use internal_error.
9322 2001-07-05 Andrew Haley <aph@redhat.com>
9324 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
9325 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
9326 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
9328 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
9330 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
9331 reference if the target constant is also a SYMBOL_REF.
9333 2001-07-05 Eric Christopher <echristo@redhat.com>
9335 * config/mips/mips.h (MASK_MIPS3900): Remove.
9336 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
9337 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
9338 (TARGET_MIPS3900): Change to use mips_arch.
9339 (TARGET_MIPS4000): New.
9340 (TARGET_MIPS4100): New.
9341 (TARGET_MIPS4300): New.
9342 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
9343 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
9345 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
9346 (ISA_HAS_BRANCHLIKELY): To here.
9347 (CC1_CPU_SPEC): New.
9348 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
9349 (mips_arch_string): Declare.
9350 (mips_arch): Declare.
9351 (TARGET_OPTIONS): Add -march and -mtune.
9353 * config/mips/mips.c (mips_arch_string): New.
9355 (override_options): Handle -march for codegen and -mtune
9356 for scheduling. Use mips_arch. Move tx39 target default here.
9357 (mips_parse_cpu): Move error message to override_options.
9359 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
9361 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
9363 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
9364 (MIPS Options): Ditto. Change mcpu entry to historical text.
9366 2001-07-05 H.J. Lu (hjl@gnu.org)
9368 * config/mips/mips.c (mips_parse_cpu): New function to parse
9371 2001-07-05 Jim Wilson <wilson@redhat.com>
9373 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
9374 * config/ia64/t-ia64: Likewise.
9375 (LIB1ASMFUNCS): Update comment.
9377 2001-07-05 David Edelsohn <edelsohn@gnu.org>
9379 * doc/install.texi (Install GCC: Binaries): Fix typo.
9381 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9383 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
9384 reference using the stack pointer, adjust it since we push Y
9386 ("*ashrsi3"): Likewise.
9387 ("*lshrsi3"): Likewise.
9389 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9391 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
9392 when -fomit-frame-pointer is used.
9394 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
9396 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
9397 (try_redirect_by_replacing_jump): Reverse updating properly the
9398 count and frequency information. Reverse removing cc0 setter.
9399 (forwarder_block_p): Reverse fixing for fallthru blocks.
9401 2001-07-05 DJ Delorie <dj@redhat.com>
9403 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
9404 (translate_options): If the above is defined, use it to map
9405 given options to new options.
9406 * doc/tm.texi: Document it.
9408 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
9409 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9411 * doc/invoke.texi (Optimize Options): Document that -fgcse may
9412 cause programs using computed gotos to run more slowly.
9414 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9416 * doc/install.texi (Specific): Markup, spelling and typo fixes.
9418 Consistently require binutils 2.11.2, not prereleases.
9419 (Specific, decstation-*): Canonicalize as mips-dec-*.
9420 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
9422 (Specific, m68k-altos): Removed reference to README.altos, deleted.
9423 (Specific, mips-*): Reword MIPS C compiler requirements.
9424 (Specific, powerpc*-*-*): New, mention --with-cpu once.
9425 (Specific, sunv5): Removed, obsolete.
9427 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
9429 * dwarf2out.c (output_loc_list): Use an all ones mask for
9430 .text asm output and don't rely on long long
9431 literals. Reformat some long lines.
9433 2001-07-05 Andreas Jaeger <aj@suse.de>
9435 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
9438 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
9440 * dwarf2out.c (dwarf2out_define): Update comment.
9441 (dwarf2out_undef): Ditto.
9442 (dwarf2out_start_source_file): Ditto.
9443 (dwarf2out_end_source_file): Ditto.
9444 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
9445 since we never call the start/end debug hook for the primary file.
9447 2001-07-04 Kazu Hirata <kazu@hxi.com>
9449 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
9452 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
9454 * cppinit.c (remove_dup_dirs): Inform if a system include
9455 directory is being reordered.
9456 * doc/invoke.texi (Directory Options): GCC warns if you hide a
9458 * doc/cpp.texi (Search Paths): Likewise.
9459 * doc/gcc.texi (Interoperation): Remove information about
9462 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
9464 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
9465 (VARRAY_TOP_CHAR_PTR): Likewise.
9467 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9469 * gcc.c (process_command): Don't assign elements of a const char*.
9471 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9473 * emit-rtl.c (change_address): Don't abort if invalid address while
9474 reload is in progress.
9476 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
9478 * c-lex.c (cb_file_change): Pass line number to
9479 debug_start_source_file.
9480 (cb_undefine): Pass correct line number to debug_undef.
9482 * toplev.c (debug_start_source_file): Add line number to
9483 parameters. Pass it along to dwarf2out_start_source_file.
9484 (decode_g_option): Stop resetting debug level back to normal when
9485 we change debug formats, unless the current level is
9486 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
9489 * toplev.h (debug_start_source_file): Add line number to
9492 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
9495 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
9497 Output debug_macinfo data for starting file if requested.
9498 (dwarf2out_end_source_file): Output debug_macinfo data for ending
9500 (dwarf2out_define): Output debug_macinfo data for defining a macro
9502 (dwarf2out_undef): Output debug_macinfo data for undefining a
9504 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
9505 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
9506 (macinfo_section_label): New. DWARF2 macro info section label.
9507 (dwarf2out_init): If we want macro info, output the start label
9509 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
9510 attribute to the compilation unit die pointing to the macro info.
9512 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
9514 * dwarf2out.c (new_loc_list): Move to inside #ifdef
9515 DWARF2_DEBUGGING_INFO.
9516 (add_loc_descr_to_loc_list): Ditto.
9517 (output_loc_list): Ditto.
9518 Also, fix thinko in curr not being initialized.
9519 (gen_internal_sym): Ditto.
9521 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9523 * emit-rtl.c (replace_equiv_address): New function.
9524 * expr.h (replace_equiv_address): New declaration.
9525 * explow.c (validize_mem): Call it instead of change_address and
9526 also call if -fforce-addr and address is constant.
9527 * expr.c: Replace more calls to change_address with adjust_address
9528 and/or replace_equiv_address or to validize_mem.
9529 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
9530 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
9531 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
9532 * config/i370/i370.md, config/i860/i860.md: Likewise.
9533 * config/i960/i960.md, config/mips/mips.c: Likewise.
9534 * config/mips/mips.md, config/pa/pa.md: Likewise.
9535 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
9536 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
9538 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9540 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
9542 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
9545 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
9547 * doc/include: New directory.
9548 * doc/fdl.texi: Move to doc/include/fdl.texi.
9549 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
9550 * doc/include/funding.texi, doc/include/gpl.texi: New files.
9551 * doc/gcc.texi: Use funding.texi and gpl.texi.
9552 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
9553 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
9554 Update dependencies and use -I $(docdir)/include.
9556 2001-07-04 Anthony Green <green@redhat.com>
9558 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
9560 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9562 * doc/install.texi (sparc64-*-*): Remove garbage.
9564 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
9566 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
9567 Fix typo in last change to use adjust_address.
9569 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9571 * doc/install.texi (Specific): Update information for *-*-solaris*.
9573 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9575 * explow.c (plus_constant_wide): Reinitialize Y for restart.
9577 2001-07-03 Stan Shebs <shebs@apple.com>
9579 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
9580 case for flag_no_mach_text_sections.
9581 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
9582 * config/darwin.c (flag_no_mach_text_sections): Remove.
9583 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
9585 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9587 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
9588 and avoid checking for constant as first operand.
9589 * recog.c (find_constant_term_loc): No longer static.
9590 (adj_offettable_operand): Delete.
9591 * rtl.h (adj_offsettable_operand): Delete declaration.
9592 (find_constant_term): Add declaration.
9593 * caller-save.c: Replace calls to adj_offsettable_operand with calls
9595 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
9596 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
9597 * config/i386/i386.c, config/i386/i386.md: Likewise.
9598 * config/i860/i860.c, config/i960/i960.c: Likewise.
9599 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
9600 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
9601 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
9602 * config/mips/mips.c, config/mips/mips.md: Likewise.
9603 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
9604 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
9605 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
9606 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
9607 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
9608 * config/ns32k/ns32k.md: Likewise.
9610 2001-07-03 Zack Weinberg <zackw@stanford.edu>
9612 * rtl.c (copy_rtx): Handle 'T' format letter.
9613 * gensupport.c (collect_insn_data): Likewise.
9614 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
9616 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
9618 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
9619 -B option. Use 'dir' not 'foo' as example directory name.
9621 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9623 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
9624 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
9626 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
9628 * doc/cppinternals.texi: Improve formatting and logical markup.
9630 2001-07-03 Andreas Jaeger <aj@suse.de>
9632 * Makefile.in (insn-recog.o): Add dependency on reload.h.
9634 * genrecog.c (write_header): Include reload.h for prototypes in
9637 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
9640 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
9641 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
9642 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
9643 i386_pe_valid_type_attribute_p): Add.
9644 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
9645 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
9647 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9649 * explow.c (plus_constant_wide, case LO_SUM): New case.
9650 (plus_constant_for_output_wide): Delete.
9651 * rtl.h (plus_constant_for_output): Delete.
9652 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
9653 instead of plus_constant_for_output.
9654 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
9655 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
9656 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
9657 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
9658 * config/sparc/sparc.md: Likewise.
9659 Convert some change_address calls to adjust_address.
9661 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
9663 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
9664 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
9665 documentation of -std and -Wwrite-strings.
9667 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
9669 * cse.c (canon_hash): Don't register registers in very small
9670 register classes, as extending their lifetime might cause
9673 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9675 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
9677 * flow.c (forwarder_block_p): Fix for fallthru blocks.
9678 (try_redirect_by_replacing_jump): Update properly the count
9679 and frequency information.
9681 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
9683 * toplev.c (dump_file_index): Move SSA dumps just after first
9685 (dump_file): Corresponding changes.
9686 (rest_of_compilation): Move SSA path to just after the first
9688 * doc/gcc.texi (Passes): Update due to movement of SSA path.
9689 * doc/invoke.texi: Update dump file #s as they were completely
9690 out of date with reality.
9692 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
9694 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
9696 * expr.c (emit_move_insn_1): Deal with non-default
9699 * expr.c (emit_single_push_insn): Fix warning.
9701 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
9703 * expr.c (emit_move_insn_1): Avoid modifying
9704 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
9706 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9708 * emit-rtl.c (adjust_address): New function.
9709 * expr.h (adjust_address): Add declaration.
9710 * builtins.c: Replace some calls to change_address with calls to it
9712 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
9713 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
9714 * config/arm/arm.c, config/convex/convex.c: Likewise.
9715 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
9716 * config/i386/i386.c, config/i386/i386.md: Likewise.
9717 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
9718 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
9719 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
9720 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
9721 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
9723 2001-07-02 Jim Wilson <wilson@redhat.com>
9725 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
9727 2001-07-02 Steve Ellcey <sje@cup.hp.com>
9729 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
9730 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
9732 2001-07-02 Zack Weinberg <zackw@stanford.edu>
9734 * cppinit.c (lang_defaults): New table.
9735 (set_lang): Just read from lang_defaults into the live options
9738 2001-07-02 Zack Weinberg <zackw@stanford.edu>
9740 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
9741 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
9742 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
9744 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9746 * doc/install.texi: Various spelling and markup fixes.
9747 (Installing GCC): Component specific installation instructions are
9750 Warn about removing old install dir in the presence of shared libs.
9751 (Configuration): Invoke with options target to match configure
9753 Consistently refer to gas, gld pathnames.
9754 Invert --enable-multilib documentation.
9755 Remove references to old compiler versions.
9757 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9759 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
9761 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9763 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
9765 (Specific, mips*-sgi-irix5): Note IDO download.
9766 Reworded MIPS C hints.
9767 Use GNU as instead of GAS.
9769 Removed SGI Freeware reference, IRIX 6 only.
9770 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
9771 Note N64 library requirement/workaround.
9773 Complete list of structure passing bug victims.
9775 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9777 * doc/install.texi: Remove CVS Id.
9779 2001-07-02 Andreas Jaeger <aj@suse.de>
9781 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
9782 (find_inherently_necessary): Remove unused variable.
9784 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
9786 * c-common.h (TDI_inlined): New ast dump phase.
9787 (dump_flag_name): New function.
9788 * c-dump.c (dump_files): Add inlined phase.
9789 (dump_flag_name): Define.
9790 * doc/invoke.texi (-fdump-ast-inlined): Document.
9792 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9794 * stor-layout.c (layout_decl): Revert change to handling of alignment
9797 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9799 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
9802 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
9804 * doc/tm.texi (FUNCTION_ARG): Document that the last call
9807 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
9809 * tlink.c (recompile_files): Remove COMPILER_PATH and
9810 LIBRARY_PATH from the environment.
9812 2001-07-01 Zack Weinberg <zackw@stanford.edu>
9814 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
9815 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
9817 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
9819 * c-parse.in (OBJC_STRING): Kill.
9820 (objc_string): Decompose to [objc_string] '@' STRING.
9821 (reswords): Take the leading '@' off all the Objective C keywords.
9822 (objc_rid_sans_at): Kill.
9823 (init_reswords): Don't initialize it.
9824 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
9825 (_yylex): Kill reconsider label. Look ahead one token after
9826 an '@'; if we get an identifier, check whether it's an
9827 Objective C @-keyword. If so, return the keyword. Otherwise,
9828 put back the token and return the '@' as a terminal.
9830 * cpplib.c (lex_macro_node): Remove unnecessary check for
9831 leading '@' on identifier. Clarify control flow and commentary.
9833 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9835 * cse.c (new_label_ref): Variable deleted.
9836 (insert): Remove set of new_label_ref.
9837 (check_for_label_ref): New function.
9838 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
9840 See ChangeLog.5 for earlier changes.