1 2001-10-03 Ziemowit Laski <zlaski@apple.com>
3 * c-parse.in (objc_inherit_code, objc_pq_context,
4 objc_public_flag): Make static.
5 (objc_interface_context, objc_implementation_context,
6 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
7 global tree array in objc/objc-act.[ch].
8 (methoddef): Remove unnecessary code.
10 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
11 Hoist struct definitions to objc-act.h.
12 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
13 cat_count): Place declaration in objc-act.h.
14 (objc_tree_index): Move enumeration to objc-act.h.
15 (objc_global_trees): Place declaration and macro accessors in
17 (implementation_context): Remove duplicate; use
18 objc_implementation_context instead:
19 (method_context): Remove duplicate; use objc_method_context
21 (objc_ellipsis_node, objc_method_prototype_template,
22 implemented_classes, function_type): Move global vars to
24 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
25 (build_message_expr): Move actual construction of ObjC message
26 send nodes to finish_message_expr.
27 (finish_message_expr): New routine, contains code formerly in
29 * objc/objc-act.h (finish_message_expr): New prototype.
30 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
31 declarations; these vars are now part of objc_global_trees.
32 (objc_tree_index, objc_global_trees): Move definitions from
34 * objc/objc-tree.def: Update copyright info.
36 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
38 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
40 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
41 only if TARGET_ARCH64.
43 2001-10-02 Bernd Schmidt <bernds@redhat.com>
45 * doc/extend.texi: Fix some problems with previous checkin.
46 * doc/invoke.texi: Likewise.
48 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
50 * cpphash.h: Update comments.
51 (cpp_context): Update.
52 (spec_nodes): Remove n__Pragma.
53 * cppinit.c (cpp_create_reader): Update.
54 (builtin_array): Add _Pragma.
55 * cpplib.h: Update comments.
56 (NODE_DISABLED, BT_PRAGMA): New.
57 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
58 * cppmacro.c (struct cpp_macro): Remove disabled.
59 (builtin_macro): Return int, handle _Pragma, push the new token
61 (funlike_invocation_p): Unconstify, update.
62 (enter_macro_context): Handle builtins here.
63 (replace_args, push_token_context, push_ptoken_context):
64 Update for prototype changes.
65 (_cpp_pop_context): Update.
66 (cpp_get_token): Don't handle buitins, nor _Pragma here.
67 (cpp_sys_macro_p): Update.
68 (_cpp_free_definition): Clear disabled flag.
69 (_cpp_create_definition): Upate.
70 * cppmain.c: Update comments.
72 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
73 Andreas Jaeger <aj@suse.de>,
74 Jan Hubicka <jh@suse.cz>
76 * doc/invoke.texi (i386 Options): Document x86-64 options.
77 (i386 and x86-64 Options): Rename i386 options section.
79 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
80 (TARGET_SWITCHES): Add -munwind-info.
81 (MASK_NO_UNWIND_INFO): New.
82 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
84 (ASM_OUTPUT_DOUBLE_INT): New.
86 * config/i386/linux64.h: New spec file for Linux x86-64 support.
87 * config.gcc: Fix tm_file settings for x86-64.
88 * config/i386/x86-64.h: New file with OS independent x86-64
90 * config/i386/biarch64.h: New file used to configure compiler
91 to biarch/64bit compilation.
93 * config/i386/i386.c: (override_options): Set flags default
94 for 64bit compilation.
96 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
98 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
99 (ix86_expand_int_movcc): Optimize DImode conditional moves with
101 (ix86_attr_length_immediate_default): Support MODE_DI.
102 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
104 (indirect_jump, tablejump): Turn into expander.
106 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
108 * c-common.c (c_format_attribute_table): Make format and
109 format_arg attributes apply to function types rather than to
111 (is_valid_printf_arglist): Construct an attribute list and pass
112 that to check_function_format rather than a name.
113 * c-common.h (check_function_format): Adjust prototype.
114 * c-decl.c (duplicate_decls): Preserve attributes from type of
115 built-in decl when allowing for harmless conflict in types.
116 * c-format.c (record_function_format,
117 record_international_format, function_format_list,
118 international_format_info, international_format_list): Remove.
119 (function_format_info): Remove next, name and assembler_name.
120 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
121 (decode_format_attr): New.
122 (handle_format_attribute): Handle receiving a type rather than a
123 decl. Call decode_format_attr. Store format information in a
124 function_format_info.
125 (handle_format_arg_attribute): Correct comment. Handle receiving
126 a type rather than a decl. Use unsigned HOST_WIDE_INT for
128 (check_format_info_recurse, check_format_info_main): Take argument
129 numbers as unsigned HOST_WIDE_INT.
130 (check_function_format): Take a list of attributes from the
131 function type rather than a name or assembler name. Check for
132 format attributes in that list and the attributes on the type of
133 the current function rather than looking through
134 function_format_list.
135 (check_format_info): Use unsigned HOST_WIDE_INT for argument
137 (check_format_info_recurse): Take format_arg attributes from the
138 type of the function calls rather than using
139 international_format_list. Allow for multiple format_arg
141 * c-typeck.c (build_function_call): Pass type attributes to
142 check_function_format rather than name or assembler name. Don't
143 require there to be a name or assembler name to check formats.
145 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
147 * attribs.c (decl_attributes): Possibly call
148 insert_default_attributes to insert default attributes on
149 functions in a lazy manner.
150 * builtin-attrs.def: New file; define the default format and
151 format_arg attributes.
152 * c-common.c (c_format_attribute_table): Move to earlier in the
154 (c_common_nodes_and_builtins): Initialize format_attribute_table.
155 (enum built_in_attribute, built_in_attributes,
156 c_attrs_initialized, c_init_attributes,
157 c_common_insert_default_attributes): New.
158 (c_common_lang_init): Don't initialize format_attribute_table. Do
159 call c_init_attributes.
160 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
161 * c-common.h (init_function_format_info): Don't declare.
162 (c_common_insert_default_attributes): Declare.
163 * c-decl.c (implicitly_declare, builtin_function): Call
165 (init_decl_processing): Don't call init_function_format_info.
166 (insert_default_attributes): New.
167 * c-format.c (handle_format_attribute,
168 handle_format_arg_attribute): Be quiet about inappropriate
169 declaration when applying default attributes.
170 (init_function_format_info): Remove.
171 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
172 (insert_default_attributes): Declare.
174 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
176 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
178 2001-10-01 Jim Wilson <wilson@redhat.com>
180 * sched-deps.c (add_dependence): When elide conditional dependence,
181 check that insn doesn't modify cond2.
183 2001-10-01 Dale Johannesen <dalej@apple.com>
185 * config/rs6000/rs6000.h (enum processor_type): Add support
186 for 7400 (G4) and 7450.
188 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
189 (rs6000_issue_rate): Ditto.
190 (rs6000_adjust_cost): Fix cycle counts for compares.
191 (debug_stack_info): Fix an obvious typo.
192 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
193 * doc/invoke.texi: Document.
194 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
196 (PROCESSOR_DEFAULT): Ditto.
198 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
200 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
201 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
202 later recursive make invocation.
204 2001-10-01 Hans Boehm <boehm@acm.org>
206 * optabs.c (emit_libcall_block): When using non-call exceptions,
207 don't add REG_LIBCALL reg notes to trapping calls.
209 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
211 * flow.c (propagate_block_delete_libcall): Remove unused first arg
212 (propagate_one_insn): Update for above change
214 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
216 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
217 _Unwind_GetTextRelBase): Argument is unused.
219 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
221 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
222 Loop through NOPs, placeholders, and components.
223 Don't go through NOPs if change mode.
224 (record_alias_subset): Do nothing if SUBSET and SET are the same.
225 * emit-rtl.c (set_mem_alias_set): Enable check.
226 * expr.c (find_placeholder): New function.
227 (expand_expr, case PLACEHOLDER_EXPR): Use it.
228 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
229 to modify it and avoid unneeded copies.
230 * expr.h (expand_expr): Always define.
231 (find_placeholder): New declaration.
233 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
235 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
236 operand 2 is the stack pointer.
237 ("addr-peephole"): Fix address computation peephole when operand 2
238 is the stack pointer.
240 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
242 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
243 (ix86_setup_incoming_varargs): Likewise.
245 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
247 * stor-layout.c (layout_type): Don't complain about too-large
250 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
252 * function.c (keep_stack_depressed): Don't use delete_insn.
254 * expr.h (set_mem_alias_set): Move decl to here.
255 * rtl.h (mem_attrs): New typedef and struct.
256 (union rtunion_def): Add field for mem_attrs.
257 (X0MEMATTR, MEM_ATTRS): New macros.
258 (MEM_ALIAS_SET): Use MEM_ATTRS.
259 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
260 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
261 (set_mem_alias_set): Delete decl from here.
263 * alias.c (set_mem_alias_set): Delete from here.
264 * emit-rtl.c (mem_attrs_htab): New variable.
265 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
266 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
267 (mem_attrs_mark, get_mem_attrs): Likewise.
268 (gen_rtx_MEM): Clear MEM_ATTRS.
269 (set_mem_attributes): Move to here.
270 (set_mem_alias_set): Likewise, and call get_mem_attrs.
271 (init_emit_once): const_int_htab now deletable htab.
272 Initialize mem_attrs_htab.
273 * explow.c (set_mem_attributes): Delete from here.
274 * function.c (put_var_into_stack): Clear MEM_ATTRS.
275 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
276 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
277 * reload1.c (reload): Rework changing REG to MEM.
279 2001-09-30 H.J. Lu <hjl@gnu.org>
281 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
282 * config.in: Rebuild.
284 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
286 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
287 ("tsthi_1"): Avoid allocation in register y.
288 ("*movqi_68hc12"): Reorganize and fix constraints.
289 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
290 ("addqi3"): Likewise.
291 ("addhi3"): Fix constraints.
292 ("*logicalhi3_zexthi"): Disparage soft registers.
294 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
296 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
299 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
301 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
302 that we use setjmp/longjmp exceptions.
304 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
306 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
307 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
308 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
309 _cpp_pool_alloc, _cpp_next_chunk): Remove.
310 (_cpp_extend_buff, BUFF_ROOM): Update.
311 (_cpp_append_extend_buff): New.
312 (struct cpp_reader): Remove macro_pool, add a_buff.
313 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
315 (cpp_destroy): Free a_buff instead of macro_pool.
316 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
317 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
318 _cpp_pool_alloc, ): Remove.
319 (parse_number, parse_string): Update use of _cpp_extend_buff.
320 (_cpp_extend_buff): Update.
321 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
322 * cpplib.c (glue_header_name, parse_answer):
323 Update use of _cpp_extend_buff.
324 (cpp_register_pragma, cpp_register_pragma_space): Use
326 (do_assert, do_unassert): Check for EOL, update.
327 * cppmacro.c (stringify_arg, collect_args): Update to use
328 _cpp_extend_buff and _cpp_append_extend_buff.
329 (save_parameter, parse_params, alloc_expansion_token,
330 _cpp_create_definition): Rework memory management.
332 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
334 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
335 update md_exec_prefix.
336 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
339 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
341 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
342 (SELECT_CC_MODE): Use s390_select_ccmode.
343 * config/s390/s390-protos.h (s390_select_ccmode): Add.
344 * config/s390/s390.c (s390_select_ccmode): New.
345 (s390_match_ccmode): Add CCLmode.
346 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
347 (output_branch_condition, output_inverse_branch_condition): Removed.
348 (print_operand): Use s390_branch_condition_mnemonic.
349 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
350 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
351 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
353 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
354 when converting conditional branches to far branches.
355 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
356 cmpint_di): Use CCSmode instead of CCUmode.
358 * config/s390/s390.c (legitimate_la_operand_p): New.
359 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
360 * config/s390/s390.md (movsi): Convert load address patterns to
361 arithmetic operations when necessary.
362 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
363 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
364 (*do_la_reg_0): Don't use before reload.
366 * config/s390/s390.c (legitimize_address): Make more efficient
367 use of two-register addressing mode.
369 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
370 with -mno-backchain in some corner cases.
372 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
374 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
376 * reload.c (find_reloads): Mark new USE insns with QImode.
377 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
378 find_reloads_subreg_address): Likewise.
379 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
381 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
383 (reload): Make sure there are no USEs with mode other than
384 VOIDmode. At the end, remove those marked with QImode.
386 2001-09-29 Per Bothner <per@bothner.com>
388 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
389 * Makefile.in (includedir): Rename to local_includedir.
390 (includedir): Define as $(prefix)/include.
391 * config.in (PREFIX_INCLUDE_DIR): New variable.
392 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
394 2001-09-29 Bernd Schmidt <bernds@redhat.com>
396 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
398 * doc/extend.texi (Vector Extensions): New node.
399 * doc/invoke.texi (Machine Dependent Options): Add documentation for
400 i386 -mmmx, -msse, -m3dnow.
402 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
404 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
406 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
408 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
410 * doc/invoke.texi (Optimize Options): Delete spurious @table.
412 2001-09-28 Richard Henderson <rth@redhat.com>
414 * varasm.c (assemble_integer): Bound alignment check by
417 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
419 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
421 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
423 2001-09-25 Bernd Schmidt <bernds@redhat.com>
425 Mostly from Graham Stott <grahams@redhat.com>
426 * c-common.c (type_for_mode): Add support for V2SFmode.
427 * tree.c (build_common_tree_nodes_2): Likewise.
428 * tree.h (enum tree_index, global_trees): Likewise.
429 * config/i386/i386.c (x86_3dnow_a): New variable.
430 (override_options): Support 3Dnow extensions.
431 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
432 Athlon's version of 3Dnow.
433 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
434 (ix86_expand_builtin): Handle them.
435 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
436 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
437 TARGET_3DNOW_A): New macros.
438 (TARGET_SWITCHES): Add 3Dnow switches.
439 (VALID_MMX_REG_MODE_3DNOW): New macro.
440 (VECTOR_MODE_SUPPORTED_P): Use it.
441 (enum ix86_builtins): Add entries for 3Dnow builtins.
442 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
443 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
444 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
445 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
446 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
447 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
448 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
449 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
450 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
451 sfence_insn, prefetch): Make these available if TARGET_SSE or
454 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
456 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
457 ix86_va_start, ix86_build_va_list): Declare.
458 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
459 ix86_va_start, ix86_build_va_list): New global functions.
460 * i386.md (sse_prologue_save_insn): New insn.
461 (sse_prologue_save): New expander.
462 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
463 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
465 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
467 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
468 Use size_t everywhere, make definitions consistent with
471 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
473 * gcse.c (replace_store_insn): Use delete_insn.
474 * loop.c (move_movables): Likewise; avoid delete_insn
475 from clobbering notes moved elsewhere.
476 (check_dbra_loop): Use delete_insn.
477 * ssa.c (convert_from_ssa): Likewise.
478 * cse.c (cse_insn): Use delete_insn.
480 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
482 * cpphash.h (struct cpp_buff): Make unsigned.
483 (_cpp_get_buff): Take length of size_t.
484 (_cpp_unaligned_alloc): New.
485 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
486 (struct cpp_reader): Remove ident_pool. Add u_buff.
487 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
488 (cpp_destroy): Destroy u_buff, not ident_pool.
489 * cpplex.c (parse_number, parse_string, save_comment,
490 cpp_token_as_text): Update to use the unaligned buffer.
491 (new_buff): Make unsigned.
492 (_cpp_unaligned_alloc): New.
493 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
494 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
496 (collect_args): Make unsigned.
498 2001-09-27 Zack Weinberg <zack@codesourcery.com>
500 * cpplex.c (cpp_output_token): Use a putc loop for
501 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
503 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
504 * configure, config.in: Regenerate.
505 * system.h: Replace fwrite and fprintf with their unlocked
506 variants if available.
508 2001-09-27 Richard Henderson <rth@redhat.com>
510 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
511 in favour of .eh_frame.
513 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
515 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
517 (LIBCALL_VALUE): Likewise.
519 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
521 * cpphash.h: Update comment.
522 * cpplex.c: Update comments.
523 (_cpp_can_paste): Remove.
524 * cpplib.h (_cpp_can_paste): Remove.
525 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
526 lexer rather than _cpp_can_paste.
528 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
530 * doc/cppinternals.texi: Update.
532 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
534 * cpphash.h (struct cpp_pool): Remove locks and locked.
535 (struct cpp_context): Add member buff.
536 (struct cpp_reader): Remove member argument_pool.
537 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
538 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
539 * cpplex.c (chunk_suitable): Remove pool argument.
540 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
541 (new_buff, _cpp_extend_buff): Update.
542 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
543 which buffer is returned.
544 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
545 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
546 * cppmacro.c (lock_pools, unlock_pools): Remove.
547 (push_ptoken_context): Take a _cpp_buff.
548 (enter_macro_context): Pool locking removed.
549 (replace_args): Use a _cpp_buff for the replacement list with
551 (push_token_context): Clear buff.
552 (expand_arg): Use _cpp_pop_context.
553 (_cpp_pop_context): Free a context's buffer, if any.
555 2001-09-26 DJ Delorie <dj@redhat.com>
557 * c-typeck.c (digest_init): Check for sizeless arrays.
559 2001-09-26 Richard Henderson <rth@redhat.com>
561 * optabs.c (init_one_libfunc): Create a dummy function type
562 instead of using error_mark_node.
564 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
566 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
567 _cpp_extend_buff, _cpp_free_buff): New.
568 (struct cpp_reader): New member free_buffs.
569 * cppinit.c (cpp_destroy): Free buffers.
570 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
571 _cpp_extend_buff, _cpp_free_buff): New.
572 * cpplib.h (struct cpp_options): Remove unused member.
573 * cppmacro.c (collect_args): New. Combines the old parse_arg
574 and parse_args. Use _cpp_buff for memory allocation.
575 (funlike_invocation_p, replace_args): Update.
577 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
579 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
581 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
583 * except.c (sjlj_mark_call_sites): Change address inside sequence.
585 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
587 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
590 2001-09-25 Janis Johnson <janis187@us.ibm.com>
591 Jim Wilson <wilson@redhat.com>
593 * doc/install.texi (Specific, ia64-*-linux): Document.
595 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
597 * Makefile.in (cfgrtl.o): Add.
598 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
599 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
600 free_aux_for_edge): Declare.
602 (HAVE_return): Undefine.
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): New global functions.
606 (first_delete_block): New static variable.
607 (init_flow): Clear first_delete_block.
608 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
609 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
610 try_redirect_by_replacing_jump, last_loop_beg_note,
611 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
612 delete_insn, delete_insn_chain, create_basic_block_structure,
613 create_basic_block, flow_delete_block, compute_bb_for_insn,
614 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
615 set_block_for_new_insns, split_block, merge_blocks_nomove,
616 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
617 redirect_edge_and_branch, force_nonfallthru_and_redirect,
618 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
619 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
620 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
621 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
622 purge_all_dead_edges): Move to ....
623 * cfgrtl.c: New file; .... Here.
625 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
626 (reroder_basic_block): Use alloc_aux_for_blocks.
627 * predict.c (estimate_bb_frequencies): Likewise; use
629 * profile.c (compute_branch_probabilities): Likewise.
630 (branch_prob): Likewise.
631 * reg-stack.c (reg_to_stack): Likewise.
633 * emit-rtl.c (emit_insns_after): Never return NULL.
635 * basic-block.h (set_block_for_new_insns): Delete.
636 * cfgrtl.c (set_block_for_new_insns): Delete.
638 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
639 calls when crossjumping.
641 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
642 * unroll.c (copy_loop_body): Use delete_insn.
644 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
645 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
646 keep_stack_depressed): Likewise.
647 * gcse.c (cprop_cc0_jump): Likewise.
648 * local-alloc.c (update_equiv_regs): Likewise.
649 * loop.c (scan_loop, loop_delete_insns): Likewise.
650 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
651 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
652 delete_output_reload, delete_address_reloads_1,
653 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
655 * sibcall.c (replace_call_placeholder): Likewise.
656 * cse.c (cse_insn): Likewise.
658 2001-09-25 Bernd Schmidt <bernds@redhat.com>
660 From Graham Stott <grahams@redhat.com>
661 (def_builtin): Only define builtins appropriate for target_flags. All
663 (builtin_decsription): Add new field mask which is used to determine
664 when to define the builtin via the macro def_builtin.
666 (bdesc_comi): Initialise new mask fields.
667 (bdesc_2srg): Likewise.
668 (bdesc_1arg): Likewise.
670 * config/i386/i386.c (ix86_init_builtins): Correct return type
671 building v4hi_ftype_v4hi_int_int tree node.
672 (ix86_expand_sse_comi): Fix typo swapping operands.
673 Don't swap comparision condition, it is already swapped.
674 (ix86_expand_sse_compare): Before swapping operands
675 move operand 1 into new rtx and not the target rtx.
676 Don't swap comparison condition, it is already swapped.
677 Always check whether we need to create a new TARGET.
679 * config/i386/i386.md: (sse_comi) Fix typos.
680 (sse_ucomi): Likewise.
681 (cvtss2si): Fix operand 0 contraint.
682 (cvttss2si): Likewise.
683 (sse_unpckhps): Fix mode for operand 2.
684 (sse_unpcklps): Likewise.
686 2001-09-25 Graham Stott <grahams@redhat.com>
688 * sibcall.c (skip_copy_to_return_value): Tighten return value
691 2001-09-24 David Edelsohn <edelsohn@gnu.org>
693 * rs6000.c (lwa_operand): Address must be word aligned.
695 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
697 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
699 (type_hash_mark): Mark type itself.
701 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
703 * c-lex.c (cb_def_pragma): Update.
704 (c_lex): Update, and skip padding.
705 * cppexp.c (lex, parse_defined): Update, remove unused variable.
706 * cpphash.h (struct toklist): Delete.
708 (struct cpp_context): Update.
709 (struct cpp_reader): New members eof, avoid_paste.
710 (_cpp_temp_token): New.
711 * cppinit.c (cpp_create_reader): Update.
712 * cpplex.c (_cpp_temp_token): New.
713 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
714 (cpp_output_token): Don't print leading whitespace.
715 (cpp_output_line): Update.
716 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
717 do_include_common, do_line, do_ident, do_pragma,
718 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
719 parse_assertion): Update.
720 (get_token_no_padding): New.
721 * cpplib.h (CPP_PADDING): New.
722 (AVOID_LPASTE): Delete.
723 (struct cpp_token): New union member source.
724 (cpp_get_token): Update.
725 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
726 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
727 replace_args, quote_string, stringify_arg, parse_arg, next_context,
728 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
729 _cpp_backup_tokens, _cpp_create_definition): Update.
730 (push_arg_context): Delete.
731 (padding_token, push_token_context, push_ptoken_context): New.
732 (make_string_token, make_number_token): Update, rename.
733 (cpp_get_token): Update to handle tokens as pointers to const,
734 and insert padding appropriately.
735 * cppmain.c (struct printer): New member prev.
736 (check_multiline_token): Constify.
737 (do_preprocessing, cb_line_change): Update.
738 (scan_translation_unit): Update to handle spacing.
739 * scan-decls.c (get_a_token): New.
740 (skip_to_closing_brace, scan_decls): Update.
741 * fix-header.c (read_scan_file): Update.
743 * doc/cpp.texi: Update.
745 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
747 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
748 leak by passing malloc'ed pointer to reconcat, not concat.
750 2001-09-24 DJ Delorie <dj@redhat.com>
752 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
754 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
756 * flow.c (delete_dead_jumptables): Delete jumptable if the only
757 reference is from the literal pool.
759 2001-09-24 Janis Johnson <janis187@us.ibm.com>
761 * doc/install.texi (Final install): Request additional information
762 in mail about successful builds.
764 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
766 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
767 initial value of return pointer register instead of value in frame-20.
770 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
772 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
773 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
774 the libcall if there isn't a referenced identifier for the symbol.
776 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
778 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
779 non 64-bit machines. Use these as a plabel for the trampoline.
780 (TRAMPOLINE_SIZE): Adjust size for new words.
781 (INITIALIZE_TRAMPOLINE): Initialize new words.
782 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
783 pointer to the plabel in the trampoline.
785 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
787 * pa.c (function_arg): Pass floating arguments in both general and
788 floating registers in indirect (dynamic) calls when generating code
789 for the 32 bit ABI and the HP assembler.
791 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
793 * doc/install.texi: Markup fixes.
794 Use Solaris 2, SunOS 4 as appropriate.
795 (Specific, *-*-solaris2*): Explain this.
796 Unconditionally warn against /usr/ucb tools.
797 Remove Sun as warning, obsolete.
798 Move X11 header bug workaround here, update patches.
799 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
800 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
802 2001-09-23 Zack Weinberg <zack@codesourcery.com>
804 * errors.h (warning, error, fatal, internal_error): Don't mark
805 with ATTRIBUTE_PRINTF_n.
806 * toplev.h (internal_error, fatal_io_error, warning, error,
807 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
808 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
811 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
813 * function.c (pop_function_context_from): var_refs_queue
814 and temp slots now in GC memory.
815 (mark_function_status, free_after_compilation): Likewise;
816 also struct function now in GC memory.
817 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
818 (combine_temp_slots): Likewise.
819 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
820 (prepare_function_start): Use GC memory for struct function.
821 (mark_temp_slot): Deleted.
822 (gcc_mark_struct_function): struct function now in GC memory.
824 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
825 code for division, not modulus.
827 * rtl.def (MEM): Remove obsolete part of comment.
829 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
831 * c-format.c (init_function_format_info): Check __builtin_printf
832 and __builtin_fprintf even if -ffreestanding. Check C99 functions
835 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
837 * c-common.c (format_attribute_table): Remove decl.
838 * tree.h (format_attribute_table, lang_attribute_table): New decls.
839 (lang_attribute_common): Likewise.
841 * function.c (fix_lexical_address): Use set_mem_alias_set.
842 (expand_function_start): Likewise.
843 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
845 * varasm.c (output_constant): Fix unused variable warning.
847 * attribs.c: New file, from c-common.c.
848 (attribute_tables): Now four elements.
849 (format_attribute_table, lang_attribute_common): New variables.
850 (init_attributes): Reflect above changes.
851 (handle_mode_attribute): Delete check for wider than uintmax.
852 * c-common.c: Delete parts moved to attribs.c.
853 (enum attrs): Deleted; unused.
854 (c_format_attribute_table): New variable.
855 (c_common_lang_init): Initialize format_attribute_table with it.
856 * c-common.h (decl_attributes): Remove decl.
857 * tree.h (decl_attribute): Move it to here.
858 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
859 (attribs.o): New rule.
861 2001-09-22 Andreas Jaeger <aj@suse.de>
863 * builtins.c (c_getstr): Remove unused variable.
865 2001-09-21 Richard Henderson <rth@redhat.com>
867 * reload1.c (reload): Use delete_insn instead of splatting
870 2001-09-21 Richard Henderson <rth@redhat.com>
872 * reload.c (push_secondary_reload): Don't check for "=" in output
873 constraint after ""->ALL_REGS check.
875 2001-09-21 Richard Henderson <rth@redhat.com>
877 * predict.c (expected_value_to_br_prob): Use pc_set.
879 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
880 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
882 2001-09-21 Richard Henderson <rth@redhat.com>
884 * rtl.h (LCT_RETURNS_TWICE): New.
885 * calls.c (emit_call_1): Set current_function_calls_setjmp for
887 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
888 to ECF_RETURNS_TWICE.
889 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
892 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
894 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
897 2001-09-21 Richard Henderson <rth@redhat.com>
899 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
902 2001-09-21 Richard Henderson <rth@redhat.com>
904 * tree.def (FDESC_EXPR): New.
905 * expr.c (expand_expr): Handle it.
906 * varasm.c (initializer_constant_valid_p): Likewise.
907 (output_constant): Likewise.
908 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
909 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
910 (ASM_OUTPUT_FDESC): New.
911 * doc/tm.texi: Document the new macros.
913 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
915 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
916 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
917 once merging is complete.
919 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
921 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
923 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
925 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
926 that would be invalid after a merge.
928 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
930 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
931 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
933 (flow_delete_insn): This one.
934 (delete_insn_chain): Rename from ...; do not care labels.
935 (flow_delete_insn_chain): ... this one.
936 (flow_delete_block): Remove the insns one BB has been expunged.
937 (merge_blocks_nomove): Likewise.
938 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
939 updating BB boundaries.
940 (tidy_fallthru_edge): Likewise.
941 (commit_one_edge_insertion): Likewise.
942 * cfgbuild.c (find_basic_block): Likewise.
943 (find_basic_blocks_1): Likewise.
944 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
945 (try_crossjump_to_edge): Likewise.
946 (try_optimize_cfg): Likewise.
947 * cse.c (delete_trivially_dead_insns): Likewise.
948 * df.c (df_insn_delete): Likewise.
949 * doloop.c (doloop_modify): Use delete_related_insns.
950 * emit-rtl.c (try_split): Likewise.
951 (remove_insn): Update BB boundaries.
952 * expect.c (connect_post_landing_pads): Use delete_related_insns.
953 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
954 updating BB boundaries.
955 (propagate_block_delete_insn): Likewise.
956 (propagate_block_delete_libcall): Likewise.
957 * function.c (delete_handlers): Use delete_related_insns.
958 (thread_prologue_and_epilogue_insns): Likewise.
959 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
960 * genpeep.c (gen_peephole): Use delete_related_insns.
961 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
963 (find_cond_trap): Likewise.
964 * integrate.c (save_for_inline): Use delete_related_insns.
965 (copy_insn_list): Likewise.
966 * jump.c (pruge_linie_number_notes): Likewise.
967 (duplicate_loop_exit_test): Likewise.
968 (delete_computation): Likewise.
969 (delete_related_insn): Rename from ...; use delete_insn
970 (delete_insn): ... this one.
971 (redirect_jump): Use delete_related_insns.
972 * loop.c (scan_loop): Likewise.
973 (move_movables): Likewise.
974 (find_and_verify_loops): Likewise.
975 (check_dbra_loop): Likewise.
976 * recog.c (peephole2_optimize): Likewise.
977 * reg-stack.c (delete_insn_for_stacker): Remove.
978 (move_for_stack_reg): Use delete_insn.
979 * regmove.c (combine_stack_adjustments_for_block): Likewise.
980 * reload1.c (delete_address_reloads): Use delete_related_insns.
981 (fixup_abnormal_edges): Use delete_insn.
982 * recog.c (emit_delay_sequence): Use delete_related_insns.
983 (delete_from-delay_slot): Likewise.
984 (delete_scheduled_jump): likewise.
985 (optimize_skip): Likewise.
986 (try_merge_delay_insns): Likewise.
987 (full_simple_delay_slots): Likewise.
988 (fill_slots_from_thread): Likewise.
989 (relax_delay_slots): Likewise.
990 (make_return_insns): Likewise.
991 (dbr_schedule): Likewise.
992 * rtl.h (delete_insn): Rename to delete_related_insns.
993 (delete_insn, delete_insn_chain): New prototypes.
994 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
995 by df_insn_delete already.
996 * ssa-dce.c (delete_insn_bb): Use delete_insn.
997 * ssa.c (convert_from_ssa): Use delete_related_insns.
998 * unroll.c (unroll_loop): Likewise.
999 (calculate_giv_inc): Likewise.
1000 (copy_loop_body): Likewise.
1002 * i386-protos.h (ix86_libcall_value, ix86_function_value,
1003 ix86_function_arg_regno_p, ix86_function_arg_boundary,
1004 ix86_return_in_memory, ix86_function_value): Declare.
1005 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
1006 new static valurables.
1007 (x86_64_reg_class): New enum
1008 (x86_64_reg_class_name): New array.
1009 (classify_argument, examine_argument, construct_container,
1010 merge_classes): New static functions.
1011 (optimization_options): Enable flag_omit_frame_pointer and disable
1012 flag_pcc_struct_return on 64bit.
1013 (ix86_libcall_value, ix86_function_value,
1014 ix86_function_arg_regno_p, ix86_function_arg_boundary,
1015 ix86_return_in_memory, ix86_function_value): New global functions.
1016 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
1017 (function_arg_advance): Handle x86_64 passing conventions.
1018 (function_arg): Likewise.
1019 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
1020 (RETURN_IN_MEMORY): Move offline.
1021 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
1022 (FUNCTION_VALUE_REGNO_P): New macro.
1023 (FUNCTION_ARG_REGNO_P): Move offline.
1024 (struct ix86_args): Add maybe_vaarg.
1025 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
1026 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
1028 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
1030 * s390.md: Changed attributes for scheduling.
1031 * s390.c: (s390_adjust_cost, s390_adjust_priority)
1034 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
1036 Table-driven attributes.
1037 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
1038 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
1039 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
1040 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
1041 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
1042 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
1043 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
1044 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
1045 * tree.h (struct tree_decl): Change machine_attributes to
1047 * doc/c-tree.texi: Document that all attributes are now attached
1049 * c-common.c (add_attribute, attrtab, attrtab_idx,
1050 default_valid_lang_attribute, valid_lang_attribute): Remove.
1051 (attribute_tables, attributes_initialized,
1052 c_common_attribute_table, default_lang_attribute_table): New
1054 (handle_packed_attribute, handle_nocommon_attribute,
1055 handle_common_attribute, handle_noreturn_attribute,
1056 handle_unused_attribute, handle_const_attribute,
1057 handle_transparent_union_attribute, handle_constructor_attribute,
1058 handle_destructor_attribute, handle_mode_attribute,
1059 handle_section_attribute, handle_aligned_attribute,
1060 handle_weak_attribute, handle_alias_attribute,
1061 handle_no_instrument_function_attribute,
1062 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
1063 handle_no_limit_stack_attribute, handle_pure_attribute): New
1065 (init_attributes, decl_attributes): Rewrite to implement
1066 table-driven attributes.
1067 * c-common.h (enum attribute_flags): Move to tree.h.
1068 * c-format.c (decl_handle_format_attribute,
1069 decl_handle_format_arg_attribute): Rename to
1070 handle_format_attribute and handle_format_arg_attribute. Update
1071 for table-driven attributes.
1072 * c-common.h (decl_handle_format_attribute,
1073 decl_handle_format_arg_attribute): Remove prototypes.
1074 (handle_format_attribute, handle_format_arg_attribute): Add
1076 * c-decl.c (grokdeclarator): Handle attributes nested inside
1078 * c-parse.in (setattrs, maybe_setattrs): Remove.
1079 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
1080 Update to handle nested attributes properly.
1081 (maybe_resetattrs, after_type_declarator,
1082 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
1083 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
1085 (make_pointer_declarator): Update to handle nested attributes
1087 * doc/extend.texi: Update documentation of limits of attributes
1088 syntax. Warn about problems with attribute semantics in C++.
1089 * target.h (struct target): Remove valid_decl_attribute and
1090 valid_type_attribute. Add attribute_table and
1091 function_attribute_inlinable_p.
1092 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
1093 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
1094 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
1096 (TARGET_INITIALIZER): Update.
1097 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
1099 (function_attribute_inlinable_p): New function. Check for the
1100 presence of any machine attributes before using
1101 targetm.function_attribute_inlinable_p.
1102 (function_cannot_inline_p): Update.
1103 * Makefile.in (integrate.o): Update dependencies.
1104 * doc/tm.texi: Update documentation of target attributes and
1105 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
1106 * tree.c (default_valid_attribute_p, valid_machine_attribute):
1108 (default_target_attribute_table,
1109 default_function_attribute_inlinable_p): New.
1110 (lookup_attribute): Update comment to clarify handling of multiple
1111 attributes with the same name.
1112 (merge_attributes, attribute_list_contained): Allow multiple
1113 attributes with the same name but different arguments to appear in
1114 the same attribute list.
1115 * tree.h (default_valid_attribute_p): Remove prototype.
1116 (struct attribute_spec): New.
1117 (default_target_attribute_table): Declare.
1118 (enum attribute_flags): Move from c-common.h. Add
1119 ATTR_FLAG_TYPE_IN_PLACE.
1120 (default_function_attribute_inlinable_p): Declare.
1121 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
1122 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1123 (TARGET_ATTRIBUTE_TABLE): Define.
1124 (vms_attribute_table): New.
1125 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
1126 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1127 (TARGET_ATTRIBUTE_TABLE): Define.
1128 (arc_attribute_table, arc_handle_interrupt_attribute): New.
1129 * config/arm/arm.c (arm_valid_type_attribute_p,
1130 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
1132 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
1134 (TARGET_ATTRIBUTE_TABLE): Define.
1135 (arm_attribute_table, arm_handle_fndecl_attribute,
1136 arm_handle_isr_attribute): New.
1137 * config/avr/avr.c (avr_valid_type_attribute,
1138 avr_valid_decl_attribute): Remove.
1139 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
1141 (TARGET_ATTRIBUTE_TABLE): Define.
1142 (avr_attribute_table, avr_handle_progmem_attribute,
1143 avr_handle_fndecl_attribute): New.
1144 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
1145 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1146 (TARGET_ATTRIBUTE_TABLE): Define.
1147 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
1148 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
1149 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1150 (TARGET_ATTRIBUTE_TABLE): Define.
1151 (h8300_attribute_table, h8300_handle_fndecl_attribute,
1152 h8300_handle_eightbit_data_attribute,
1153 h8300_handle_tiny_data_attribute): New.
1154 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
1155 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
1157 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
1159 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
1160 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
1162 (TARGET_ATTRIBUTE_TABLE): Define.
1163 (ix86_attribute_table, ix86_handle_cdecl_attribute,
1164 ix86_handle_regparm_attribute): New.
1165 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
1166 i386_pe_valid_type_attribute_p): Remove.
1167 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
1168 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
1169 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1170 (TARGET_ATTRIBUTE_TABLE): Define.
1171 (ia64_attribute_table): New.
1172 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
1173 interrupt_ident2, model_ident1, model_ident2): Remove.
1174 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1175 (TARGET_ATTRIBUTE_TABLE): Define.
1176 (init_idents): Update.
1177 (m32r_attribute_table, m32r_handle_model_attribute): New.
1178 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
1180 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1181 (TARGET_ATTRIBUTE_TABLE): Define.
1182 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
1183 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
1184 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1185 (TARGET_ATTRIBUTE_TABLE): Define.
1186 (mcore_attribute_table, mcore_handle_naked_attribute): New.
1187 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
1188 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1189 (TARGET_ATTRIBUTE_TABLE): Define.
1190 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
1191 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
1192 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1193 (TARGET_ATTRIBUTE_TABLE): Define.
1194 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
1195 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
1196 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1197 (TARGET_ATTRIBUTE_TABLE): Define.
1198 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
1199 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
1201 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
1203 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
1204 (TARGET_ATTRIBUTE_TABLE): Define.
1205 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
1207 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
1208 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1209 (TARGET_ATTRIBUTE_TABLE): Define.
1210 (v850_attribute_table, v850_handle_interrupt_attribute,
1211 v850_handle_data_area_attribute): New.
1212 * config/v850/v850-c.c (mark_current_function_as_interrupt):
1213 Return void. Call decl_attributes instead of
1214 valid_machine_attribute.
1216 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
1218 * sh-protos.h (sh_pr_n_sets): Declare.
1219 * sh.c (calc_live_regs): If the initial value for PR has been copied,
1220 look at the copy to determine if PR needs to be saved.
1221 sh_pr_n_sets: New function.
1222 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
1223 (ALLOCATE_INITIAL_VALUE): Define.
1225 * sh.c (initial_elimination_offset):
1226 Fix RETURN_ADDRESS_POINTER_REGNUM case.
1228 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
1230 * integrate.c (allocate_initial_values): New function.
1231 * integrate.h (allocate_initial_values): Declare.
1232 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
1234 * reload1.c (reload): And initialization of reg_equiv_memory_loc
1236 * toplev.c (rest_of_compilation): To here.
1237 Call allocate_initial_values.
1238 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
1240 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1242 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
1244 2001-09-20 DJ Delorie <dj@redhat.com>
1246 * c-typeck.c (really_start_incremental_init): Discriminate
1247 between zero-length arrays and flexible arrays.
1248 (push_init_level): Detect zero-length arrays and handle them
1249 like fixed-sized arrays.
1250 * expr.c (store_constructor): Handle zero-length arrays and
1251 flexible arrays correctly.
1252 * doc/extend.texi: Update zero-length array notes.
1254 2001-09-20 Jim Wilson <wilson@redhat.com>
1256 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
1257 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
1258 for issue port conflicts.
1259 (cycle_end_fill_slots): TYPE_L instructions take two slots.
1261 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
1263 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
1266 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1268 * fold-const.c (hashtab.h): Include.
1269 (int_const_binop): Remove FORSIZE arg and compute from type; all
1271 Call size_int_type_wide for all single-word constants.
1272 (size_htab_hash, size_htab_eq): New functions.
1273 (size_int_type_wide): Rework to use hash table.
1274 * ggc-common.c (hashtab.h): Include.
1275 (struct d_htab_root): New struct.
1276 (d_htab_roots): New variable.
1277 (ggc_add_deletable_htab, ggc_htab_delete): New functions
1278 (ggc_mark_roots): Handle deletable htabs.
1279 * ggc-page.c (ggc_marked_p): New function.
1280 * ggc-simple.c (ggc_marked_p): Likewise.
1281 * ggc.h: Reformatting throughout.
1282 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
1283 * tree.c (init_obstacks): Make type_hash_table a deletable root.
1284 (type_hash_add): Allocate struct type_hash from GC memory.
1285 (mark_hash_entry, mark_type_hash): Deleted.
1286 (type_hash_marked_p, type_hash_mark): New functions.
1287 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
1289 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
1291 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
1294 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1296 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
1297 array-too-large test for signed sizetype.
1299 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
1301 * i386.md (indirect_jump): Allow Pmode operand.
1302 (tablejump): LIkewise; perform expansion to 64bit mode.
1303 * i386.c (symbolic_operand): Allow 64bit PIC references.
1304 (pic_symbolic_operand): Likewise.
1305 (ix86_find_base_term): Strip the 64bit PIC references.
1306 (legitimate_pic_address_disp_p): Handle 64bit PIC.
1307 (legitimize_pic_address): Likewise.
1308 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
1309 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
1311 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
1313 * stringpool.c (get_identifier_with_length): New function.
1314 * tree.h (get_identifier_with_length): New prototype.
1316 2001-09-19 Alan Modra <amodra@bigpond.net.au>
1317 David Edelsohn <edelsohn@gnu.org>
1320 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
1321 already sign-extended.
1323 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
1324 * config/rs6000/rs6000.c (logical_operand): Always compare op as
1326 (rs6000_emit_set_long_const): Avoid unnecessary shift.
1327 (output_profile_hook): Declare label_name const.
1328 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
1329 to match constraints.
1331 2001-09-19 Stan Shebs <shebs@apple.com>
1333 * alias.c: Fix typos in comments.
1334 * sched-rgn.c (init_ready_list): Ditto.
1335 * unwind-dw2.c (uw_frame_state_for): Ditto.
1336 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
1337 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
1338 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
1340 2001-09-19 Richard Henderson <rth@redhat.com>
1342 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
1344 * Makefile.in (cfg.o): Depend on TM_P_H.
1346 2001-09-19 Richard Henderson <rth@redhat.com>
1348 * config/alpha/alpha.c (local_symbol_p): Split out from ...
1349 (local_symbolic_operand): ... here.
1350 (small_symbolic_operand): Check mode.
1351 (global_symbolic_operand): New.
1352 (input_operand): Reject symbolics if explicit relocs.
1353 (call_operand): Tidy.
1354 (alpha_legitimize_address): Use movdi_er_high_g.
1355 (alpha_expand_mov): Likewise.
1356 * config/alpha/alpha-protos.h: Update.
1357 * config/alpha/alpha.h (PREDICATE_CODES): Update.
1358 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
1359 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
1360 (UNSPECV_LDGP2): Remove.
1361 (all call patterns): Use 's' not 'i' for symbolic constraint.
1362 (call_osf call_value_osf): Use call_operand.
1363 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
1364 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
1365 (prologue_ldgp_1_er): Remove.
1366 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
1367 (builtin_setjmp_receiver_er patterns): Use them.
1368 (exception_receiver_er): Likewise.
1370 2001-09-19 Richard Henderson <rth@redhat.com>
1372 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
1374 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
1375 and NON_LOCAL_GOTO notes.
1376 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
1377 copy over CALL_INSN_FUNCTION_USAGE.
1379 2001-09-18 Catherine Moore <clm@redhat.com>
1381 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
1384 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
1386 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
1387 new-style tm_file specification. Specify correct tm_p_file,
1388 md_file, and out_file for s390x.
1390 * config/s390/linux.h, linux64.h: Don't include other target
1391 macro header files. Now handled via tm_file.
1393 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
1394 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
1395 are defined before use.
1397 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
1399 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
1400 code generation only for Gnu assembler.
1402 2001-09-18 Catherine Moore <clm@redhat.com>
1404 * config/stormy16 (LIB_SPEC): Remove -lnosys.
1406 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
1408 * config/mips/mips.c (mips_frame_set): New.
1409 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
1410 a parallel frame-related expression with a set for each register.
1412 2001-09-18 Philip Blundell <philb@gnu.org>
1414 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
1417 2001-09-17 Dale Johannesen <dalej@apple.com>
1419 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
1420 * config/rs6000/aix.h (FIXED_R2): Define.
1421 * config/rs6000/darwin.h (FIXED_R2): Define.
1422 * config/rs6000/sysv4.h (FIXED_R2): Define.
1424 2001-09-17 Jeff Sturm <jsturm@one-point.com>
1426 * except.c (dw2_build_landing_pads): New local
1427 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
1428 barrier after clobbers. Fixes c++/4012.
1430 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1432 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
1434 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
1436 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
1437 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
1439 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1441 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
1444 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
1446 * cpphash.h (_cpp_lex_direct): New.
1447 * cpplex.c (_cpp_lex_token): Update.
1448 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
1449 and increment that pointer.
1450 * cppmacro.c (alloc_expansion_token): New.
1451 (lex_expansion_token): Lex macro expansion directly into
1454 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
1456 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
1458 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
1460 * basic-block.h (free_bb_for_insn): Declare.
1461 * bb-reorder.c (label_for_bb): Use block_label.
1462 (emit_jump_to_block_after): Remove.
1463 (insert_intra_1): Do not update block_for_insn.
1464 (insert_inter_bb_scope_notes): Likewise; update bb->end
1465 * cfg.c (free_bb_for_insn): New.
1466 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
1467 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
1468 (commit_one_edge_insertion): Likewise.
1469 (commit_one_edge_insertion): Do not update BB boundary.
1470 (commit_edge_insertions): Do not call compute_bb_for_insn.
1471 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
1472 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
1473 (merge_blocks_move_successor_nojumps): Likewise.
1474 (try_crossjump_to_edge): Do not update block_for_insn.
1475 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
1476 * df.c (df_pattern_emit_later): Do not update BB boundary.
1477 (df_jump_pattern_emit_after): Likewise.
1478 (df_insn_move_before): Use emit_insn_before.
1479 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
1481 (add_insn_after, add_insn_before, emit_insns_after): Update BB
1482 boundaries and basic_block_for_insn.
1483 (reorder_insns_nobb): Rename from reorder_insns.
1484 (reorder_insns): New.
1485 (emit_block_insn_before, emit_block_insn_after): Kill.
1486 * flow.c (check_function_return_warnings): Do not call
1487 compute_bb_for_insn; Do not free basic_block_for_insn.
1488 (attempt_auto_inc): Do not update basic_block_for_insn.
1489 * function.c (emit_return_into_block): Likewise;
1490 do not update BB boundaries.
1491 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
1492 (insert_insn_end_bb): Use emit_insn_before; Likewise.
1493 (pre_insert_copy_insn): Likewise.
1494 (update_ld_motion_notes): Likewise.
1495 (insert_insn_start_bb): Likewise.
1496 (replace_store_insn): Likewise.
1497 * ifcvt.c (noce_process_if_block): Likewise.
1498 (if_convert): Do not call compute_bb_for_insn.
1499 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
1500 Use emit_insn_before and emit_insn_after.
1501 * recog.c (split_all_insns): Do not update BB boundaries;
1502 Do not call compute_bb_for_insn.
1503 (peephole2_optimize): Do not update BB boundaries.
1504 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
1506 (emit_swap_insn): Likewise.
1507 (convert_regs_1): Likewise.
1508 * reload1.c (reload): Call compute_bb_for_insn.
1509 * rtl.h (reorder_insns_nobb): Declare.
1510 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
1511 * toplev.c (rest_of_compilation): Call free_bb_for_insn
1512 at places CFG is invalidated; do not call compute_bb_for_insn.
1514 * cfg.c (expunge_block): Invalidate BB structure.
1516 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
1519 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
1521 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
1523 * cpphash.h (_cpp_lex_token): Update prototype.
1524 * cpplex.c (_cpp_lex_token): New prototype.
1525 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
1526 lex_macro_node, read_flag, do_pragma_poison): Update.
1527 * cppmacro.c (cpp_get_token, parse_params,
1528 lex_expansion_token): Update.
1530 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
1532 * cppmain.c (scan_translation_unit): Don't worry about
1533 putting a space after hashes.
1534 * cpplib.c (directive_diagnostics): New.
1535 (_cpp_handle_directive): Update to use directive_diagnostics.
1536 (run_directive): Don't toggle prevent_expansion.
1537 (do_line): Backup in case of the line extension.
1538 * cpplib.h (cpp_lexer_pos): Remove.
1539 * cppmacro.c (_cpp_create_definition): Precede a leading #
1542 2001-09-15 Richard Henderson <rth@redhat.com>
1544 * c-typeck.c (comptypes): Handle zero-length arrays properly.
1546 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1548 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
1550 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1552 PR preprocessor/3571
1553 * tradcpp.c (handle_directive): Skip non-vertical space.
1555 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1557 * cppmain.c (setup_callbacks): Set line callback only
1558 if outputting preprocessed source.
1560 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1562 * collect2.c (main): Const-ification.
1563 * gcc.c (translate_options, process_command): Use xstrdup in
1564 lieu of xmalloc/strcpy.
1565 (main): Use concat in lieu of xmalloc/strcpy/strcat.
1567 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1569 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
1572 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1574 * scan-decls.c (scan_decls): Fix typo.
1576 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1578 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
1579 Split mlstring_pos into mls_line and mls_col.
1580 * cppinit.c (cpp_create_reader): Initialize line to 1.
1581 (cpp_destroy): Free tokenruns.
1582 (push_include): Don't update lexer_pos.
1583 * cpplex.c (unterminated, parse_string): Update.
1584 (lex_token): Don't update lexer_pos, update.
1585 * cpplib.c (if_stack): Save line instead of line + col.
1586 (start_directive, _cpp_do__Pragma, do_else, do_elif,
1587 push_conditional, _cpp_pop_buffer): Update.
1588 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
1589 (_cpp_create_definition): Update.
1591 2001-09-15 Eric Christopher <echristo@redhat.com>
1593 * config/mips/abi64.h: Add support for MEABI.
1595 2001-09-15 Eric Christopher <echristo@redhat.com>
1597 * config/mips/mips.md: Add unspec #2.
1599 (reload_outdi): Ditto.
1600 (reload_outsi): Ditto.
1603 2001-09-15 Eric Christopher <echristo@redhat.com>
1604 Jason Eckhardt <jle@redhat.com>
1606 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
1607 * config/mips/isa32-linux.h: New file.
1608 * config/mips/isa3264.h: Ditto.
1609 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
1610 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
1611 (output_block_mode): Support MEABI.
1612 (function_arg): Ditto. Fix floating point arg passing.
1613 (mips_va_start): Ditto.
1614 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
1616 (mips_asm_file_start): Add new section to pass abi to gdb.
1617 (function_arg_pass_by_reference): Support MEABI.
1618 (mips_parse_cpu): Support mips32 and mips64 processors.
1619 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
1620 TARGET_MIPS5KC. Support isa32 and isa64.
1621 (processor_type): Add r4kc, r5kc, r20kc.
1622 (GENERATE_MULT3_SI): New.
1623 (GENERATE_MULT3_DI): Ditto.
1624 (GENERATE_MULT3): Remove.
1625 (ISA_HAS_64BIT_REGS): Add isa == 64.
1626 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
1627 (ISA_HAS_MADD_MSUB): New.
1628 (ISA_HAS_CLZ_CLO): Ditto.
1629 (ISA_HAS_DCLZ_DCLO): Ditto.
1630 (ABI_GAS_ASM_SPEC): New.
1631 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
1634 (SUBTARGET_CC1_SPEC): Ditto.
1635 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
1636 (PAD_VARARGS_DOWN): Support MEABI.
1637 (HARD_REGNO_NREGS): Move to mips.c.
1638 (ASM_OUTPUT_IDENT): Add #undef.
1639 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
1640 (mulsi3): Use GENERATE_MULT3_SI.
1641 (mulsi3_mult3): Ditto. Support mips32, mips64.
1642 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
1643 (mul_sub_si): New pattern.
1644 (unnamed splitters): New.
1645 (muldi3): Use GENERATE_MULT3_DI.
1646 (muldi3_internal2): Ditto.
1647 (movdicc): Support mips32.
1648 * config/mips/t-isa3264: New file.
1650 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
1652 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
1653 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
1654 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
1656 * reorg.c (fill_slots_from_thread): After call to
1657 steal_delay_list_from_target, update own_thread as new_thread may
1660 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
1662 * cpperror.c (print_location): Take line and column, for
1663 default positioning use the previously lexed token.
1664 (_cpp_begin_message): Take line and column.
1665 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
1666 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
1667 * cpphash.h (_cpp_begin_message): Update prototype.
1668 * cppinit.c (push_include): Don't set output line.
1669 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
1670 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
1671 (do_pragma): Kludge for front ends. Don't expand macros at all.
1672 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
1673 (struct cpp_token): Remove output_line.
1674 (struct cpp_callbacks): New member line_change.
1675 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
1676 cpp_get_token): Preserve BOL flag.
1677 (cpp_get_line): Remove.
1678 (_cpp_backup_tokens): Remove useless abort().
1679 * cppmain.c (cb_line_change): New.
1680 (scan_translation_unit): Don't worry about starting new lines here.
1681 * scan-decls.c (scan_decls): Update.
1682 * c-lex.c (c_lex, init_c_lex): Update.
1683 (cb_line_change, src_lineno): New.
1685 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
1687 * tree.c (append_random_chars): Generate the random
1688 characters in a reproducable fashion.
1690 2001-09-14 Richard Henderson <rth@redhat.com>
1692 * config/i386/i386.c (internal_label_prefix): New.
1693 (internal_label_prefix_len): New.
1694 (override_options): Set them.
1695 (local_symbolic_operand): New.
1696 (legitimate_pic_address_disp_p): Use it.
1697 (legitimize_pic_address): Likewise.
1699 2001-09-14 Marc Espie <espie@openbsd.org>
1701 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
1704 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1706 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
1707 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
1709 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
1711 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
1712 invocation of SUBREG_REGNO_OFFSET.
1714 * haifa-sched.c: Fix typo in FSF copyright statement.
1715 * sched-deps.c: Fix typo in FSF copyright statement.
1716 * sched-ebb.c: Fix typo in FSF copyright statement.
1717 * sched-rgn.c: Fix typo in FSF copyright statement.
1718 * sched-vis.c: Fix typo in FSF copyright statement.
1720 * config.gcc: Move inclusion of arm elf specific header files
1721 from the files themselves into the tm_file variable. Make
1722 sure that elfos.h is included before target specific elf
1724 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
1726 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
1727 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
1728 ASM_OUTPUT_CASE_LABEL): Protect definition.
1729 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
1730 not already defined.
1731 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
1732 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
1733 Remove duplicate definition.
1734 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
1735 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
1736 (RDATA_SECTION_FUNCTION): Remove redundant definition.
1737 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
1738 Remove inclusion of arm/elf.h.
1739 * config/arm/unknown-elf.h: as for conix-elf.h.
1740 (STARTFILE_SPEC): Include crti.o and crtn.o.
1741 * config/arm/linux-elf.h: as for conix-elf.h.
1742 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
1743 * config/arm/strongarm-elf.h: Remove inclusion of
1745 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
1746 * config/arm/unknown-elf-oabi.h: Remove inclusion of
1747 unknown-elf.h and elf.h.
1748 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
1749 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
1750 ASM_WEAKEN_LABEL): Remove redundant definition.
1751 * config/arm/elf.h: Test for inclusion of elfos.h
1752 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
1753 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
1754 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
1755 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
1756 redundant definition.
1757 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
1758 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
1759 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
1760 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
1761 Add rules to build crti.o and crtn.o
1762 * crti.asm: New file.
1763 * crtn.asm: New file.
1765 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
1767 * c-parse.in (_yylex): Use _cpp_backup_tokens.
1768 * cpphash.h (struct tokenrun): Add prev.
1769 (struct lexer_state): Remove bol.
1770 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
1771 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
1773 * cppinit.c (cpp_create_reader): Don't set bol.
1774 (cpp_destroy): Don't free lookaheads.
1775 * cpplex.c (lex_directive): Remove.
1776 (next_tokenrun): Update.
1777 (_cpp_lex_token): Clean up logic.
1778 (lex_token): Update to return a pointer to lexed token, since it
1779 can move to the start of the buffer. Simpify newline handling.
1780 * cpplib.c (SEEN_EOL): Update.
1781 (skip_rest_of_line): Remove lookahead stuff.
1782 (end_directive): Line numbers are already incremented. Revert
1783 to start of lexed token buffer if we can.
1784 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
1785 parse_answer): Use _cpp_backup_tokens.
1786 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
1787 instead. Don't check for EOL.
1788 (do_include_common, do_line, do_pragma_system_header): Use
1790 * cpplib.h (BOL, _cpp_backup_tokens): New.
1791 * cppmacro.c (save_lookahead_token, take_lookahead_token,
1792 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
1793 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
1794 (builtin_macro): Don't use cpp_get_line.
1795 (cpp_get_line): Short term kludge.
1796 (parse_arg): Handle directives in arguments here. Back up when
1797 appropriate. Store EOF at end of argument list.
1798 (funlike_invocation_p): Use _cpp_backup_tokens.
1799 (push_arg_context): Account for EOF at end of list.
1800 (cpp_get_token): Remove lookahead stuff. Update.
1802 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1804 * c-parse.in (yyerror): Const-ification and/or static-ization.
1805 * c-typeck.c (push_member_name): Likewise.
1806 * collect2.c (main): Likewise.
1807 * dbxout.c (dbxout_parms): Likewise.
1808 * diagnostic.c (format_with_decl): Likewise.
1809 * dwarf2out.c (output_ranges): Likewise.
1810 * dwarfout.c (fundamental_type_code): Likewise.
1811 * except.c (dw2_output_call_site_table): Likewise.
1812 * gcc.c (do_spec_1): Likewise.
1813 * genopinit.c (optabs): Likewise.
1814 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
1815 gen_declaration_1, handle_impent): Likewise.
1816 * protoize.c (default_include, in_system_include_dir, abspath):
1818 * sched-vis.c (visualize_stall_cycles): Likewise.
1819 * sdbout.c (plain_type_1, sdbout_end_function,
1820 sdbout_end_epilogue): Likewise.
1821 * varasm.c (decode_reg_name): Likewise.
1823 * 1750a.c (mod_regno_adjust): Likewise.
1824 * alpha.c (alpha_write_one_linkage,
1825 unicosmk_output_default_externs): Likewise.
1826 * arm.c (arm_condition_codes): Likewise.
1827 * arm.h (arm_condition_codes): Likewise.
1828 * avr.c (output_movsisf, encode_section_info): Likewise.
1829 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
1831 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
1832 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
1833 * m88k.c (output_function_profiler): Likewise.
1834 * mips.c (mips_output_conditional_branch): Likewise.
1835 * ns32k.c (ns32k_out_reg_names): Likewise.
1836 * ns32k.h (ns32k_out_reg_names): Likewise.
1837 * pj.c (pj_output_rval): Likewise.
1838 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
1839 * sparc.c (sparc_flat_function_prologue,
1840 sparc_flat_function_epilogue): Likewise.
1842 2001-09-13 Markus Werle <numerical.simulation@web.de>
1843 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1845 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
1846 Aachen University of Technology".
1848 2001-09-13 Andreas Schwab <schwab@suse.de>
1850 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
1853 2001-09-13 Richard Henderson <rth@redhat.com>
1855 * config/alpha/alpha.c (small_symbolic_operand): New.
1856 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
1857 (some_operand, input_operand): Don't handle HIGH.
1858 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
1859 (alpha_expand_mov): Likewise.
1860 (print_operand) [H]: Just print HIGH symbol.
1861 (print_operand_address): Handle small data.
1862 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
1863 (TARGET_SWITCHES): Add -msmall-data/large-data.
1864 (PIC_OFFSET_TABLE_REGNUM): New.
1865 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
1866 (PREDICATE_COES): Update.
1867 * config/alpha/alpha.md (adddi_er_high): New.
1868 (adddi_er_low): Handle small data.
1869 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
1870 prefer .sdata to .rodata.
1871 (SELECT_RTX_SECTION): Likewise.
1873 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
1875 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
1876 defining __size_t and leaving size_t undefined.
1878 2001-09-12 Diego Novillo <dnovillo@redhat.com>
1880 * basic-block.h (expunge_block): Declare.
1881 * cfg.c (expunge_block): Remove static declaration.
1883 2001-09-12 Richard Henderson <rth@redhat.com>
1885 * integrate.c (copy_insn_list): Copy label name from
1886 NOTE_INSN_DELETED_LABEL.
1888 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1890 * c-common.c (c_tree_code_name): Const-ification.
1891 * c-decl.c (c_decode_option): Likewise.
1892 * c-typeck.c (warn_for_assignment): Likewise.
1893 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
1895 * cppinit.c (output_deps): Likewise.
1896 * dependence.c (dependence_string, direction_string): Likewise.
1897 * dwarf2out.c (output_ranges): Likewise.
1898 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
1899 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
1900 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
1901 standard_startfile_prefix, standard_startfile_prefix_1,
1902 standard_startfile_prefix_2, tooldir_base_prefix,
1903 standard_bindir_prefix, find_a_file): Likewise.
1904 * genattrtab.c (make_length_attrs): Likewise.
1905 * gencheck.c (tree_codes): Likewise.
1906 * genemit.c (gen_split): Likewise.
1907 * genrecog.c (special_mode_pred_table): Likewise.
1908 * graph.c (graph_ext): Likewise.
1909 * protoize (default_include): Likewise.
1910 * reload.c (reload_when_needed_name): Likewise.
1911 * sched-vis.c (visualize_stall_cycles): Likewise.
1912 * tlink.c (recompile_files): Likewise.
1913 * toplev.c (decode_g_option): Likewise.
1914 * tradcpp.c (output_deps): Likewise.
1915 * varasm.c (decode_reg_name): Likewise.
1917 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
1920 * avr.c (avr_regnames, encode_section_info): Likewise.
1921 * c4x.c (float_reg_names): Likewise.
1922 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
1923 * elfos.h (const_section): Likewise.
1924 * i386.c (ix86_comp_type_attributes): Likewise.
1925 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
1926 * ia64/aix.h (UNIQUE_SECTION): Likewise.
1927 * ia64.c (type_names): Likewise.
1928 * m68hc11.c (reg_class_names): Likewise.
1929 * m88k.c (m_options): Likewise.
1930 * mips.c (mips_output_conditional_branch, mips_unique_section):
1932 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1933 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
1934 ultra_code_names): Likewise.
1935 * sparc.h (OVERRIDE_OPTIONS): Likewise.
1937 2001-09-12 Jakub Jelinek <jakub@redhat.com>
1939 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
1940 Use --fatal-warnings option for gas.
1941 * configure: Rebuilt.
1943 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1945 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
1947 2001-09-11 Jim Wilson <wilson@redhat.com>
1949 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
1951 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1953 * builtins.c (c_strlen): Treat an offset too large for a
1954 HOST_WIDE_INT as out of range.
1956 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
1958 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
1959 (EDGE_CRITICAL_P): New predicate.
1960 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
1962 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
1963 (dump_edge_info): Remove "crit".
1964 * cfganal.c (mark_critical_edges): Kill.
1965 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
1966 * cfgcleanup.c (cleanup_cfg): Likewise.
1967 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
1968 (find_spanning_tree): Likewise.
1969 * reg-stack.c (convert_regs_1): Likewise.
1970 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
1972 * basic-block.h (create_basic_block_structure): New.
1973 (create_basic_block): Update prototype.
1974 (force_nonfallthru): New.
1975 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
1976 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
1977 handle updating of block_for_insn, creating of empty BBs and BBs at
1978 the end of INSN chain.
1979 (create_basic_block): New function.
1980 (split_block): Use create_basic_block.
1981 (force_nonfallthru_and_redirect): Break out from ...; cleanup
1982 (redirect_edge_and_branch_force): ... here.
1983 (force_nonfallthru): New.
1984 (split_edge): Rewrite to use force_nonfallthru and create_block.
1985 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
1986 (find_basic_blocks): Free basic_block_for_insn.
1987 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
1989 * cfg.c: Fix formating.
1990 * cfgcleanup.c: Fix formating.
1991 (merge_blocks, tail_recursion_label_p): Return bool.
1992 (merge_blocks_move_predecessor_nojumps,
1993 merge_blocks_move_successor_nojumps): Return void.
1995 2001-09-11 Jakub Jelinek <jakub@redhat.com>
1997 * configure.in: Check whether assembler supports section merging.
1998 * config.in: Rebuilt.
1999 * configure: Rebuilt.
2000 * varasm.c (variable_section, output_constant_pool): Pass alignment
2001 to SELECT_SECTION and SELECT_RTX_SECTION.
2002 (mergeable_string_section): New.
2003 (mergeable_constant_section): New.
2004 (default_elf_asm_named_section): Output SECTION_MERGE and
2005 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
2006 * output.h (mergeable_string_section): New.
2007 (mergeable_constant_section): New.
2008 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
2009 * toplev.c (flag_merge_constants): New.
2010 (f_options): Add -fmerge-constants and -fmerge-all-constants
2012 (toplev_main): Default to -fno-merge-constants if not optimizing.
2013 * flags.h (flag_merge_constants): Add extern.
2014 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
2015 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
2017 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
2018 Define if assembler has working .subsection -1 support.
2019 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
2020 Put constant into special SHF_MERGE sections if the linker should
2021 attempt to merge duplicates.
2022 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
2024 Put constant into special SHF_MERGE sections if the linker should
2025 attempt to merge duplicates.
2026 * config/alpha/elf.h: Likewise.
2027 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
2028 has working .subsection -1 support.
2029 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
2031 * config/svr3.h: Likewise.
2032 * config/darwin.h: Likewise.
2033 * config/arm/aof.h: Likewise.
2034 * config/arm/linux-elf.h: Likewise.
2035 * config/avr/avr.h: Likewise.
2036 * config/c4x/c4x.h: Likewise.
2037 * config/d30v/d30v.h: Likewise.
2038 * config/i386/dgux.h: Likewise.
2039 * config/i386/osfrose.h: Likewise.
2040 * config/i386/sco5.h: Likewise.
2041 * config/i386/svr3gas.h: Likewise.
2042 * config/ia64/aix.h: Likewise.
2043 * config/m32r/m32r.h: Likewise.
2044 * config/m68k/m68k.h: Likewise.
2045 * config/m88k/dgux.h: Likewise.
2046 * config/m88k/m88k.h: Likewise.
2047 * config/mcore/mcore-pe.h: Likewise.
2048 * config/mips/mips.h: Likewise.
2049 * config/pa/pa.h: Likewise.
2050 * config/pa/pa-linux.h: Likewise.
2051 * config/romp/romp.h: Likewise.
2052 * config/rs6000/sysv4.h: Likewise.
2053 * config/rs6000/xcoff.h: Likewise.
2054 * config/s390/linux.h: Likewise.
2055 * config/sparc/sparc.h: Likewise.
2056 * config/sparc/sysv4.h: Likewise.
2057 * config/stormy16/stormy16.h: Likewise.
2058 * config/v850/v850.h: Likewise.
2059 * config/vax/vms.h: Likewise.
2060 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
2061 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
2062 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
2063 default_elf_asm_named_section for SHF_MERGE sections.
2065 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2067 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
2070 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
2072 * c-common.c (split_specs_attrs): Allow for empty attributes with
2073 empty TREE_PURPOSE. Fixes PR c/4294.
2075 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
2077 * basic-block.h (cached_make_edge, make_single_succ): New.
2078 (make_edge): Remove first parameter.
2079 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
2080 * cfg.c (cached_make_edge): Rename from make_edge; return newly
2081 created edge; use obstack allocation.
2082 (make_edge, make_single_succ_edge): New.
2083 (first_removed_edge): New static variable.
2084 (init_flow): Initialize first_removed_edge and n_edges.
2085 (clear_edges): Use remove_edge.
2086 (flow_delete_block): Likewise.
2087 (remove_edge): Add removed edges to the removed edges list.
2088 (split_block, redirect_edge_and_branch_force, split_edge):
2090 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
2091 (add_noreturn_fake_exit_edges): Likewise.
2092 (connect_infinite_loops_to_exit): Liekwise.
2093 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
2094 Use cached_make_edge.
2095 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
2096 * profile.c (branch_prob): Update make_edge call.
2097 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
2099 2001-09-11 Richard Henderson <rth@redhat.com>
2101 * config/alpha/alpha.c: Tidy formatting.
2102 (local_symbolic_operand): Verify mode.
2103 (alpha_sa_mask): Ignore unicos for eh_return.
2104 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
2105 * config/alpha/alpha.md (umk divsi patterns): Remove.
2106 (extendsfdf2): Remove unicos check.
2107 (tablejump): Merge vms and unicos code; always use direct set
2110 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2112 * config.gcc (alpha*-*-unicosmk*): New target.
2114 * config/alpha/alpha-protos.h (symbolic_operand,
2115 unicosmk_add_call_info_word, unicosmk_add_extern,
2116 unicosmk_defer_case_vector, unicosmk_unique_section,
2117 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
2118 unicosmk_asm_file_start, unicosmk_asm_file_end,
2119 unicosmk_output_common): Declare.
2121 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
2122 direct_return, function_arg, alpha_va_start, alpha_va_arg,
2123 alpha_does_function_need_gp, alpha_end_function): Support Cray
2125 (alpha_init_machine_status, alpha_mark_machine_status,
2126 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
2127 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
2128 unicosmk_asm_named_section, unicosmk_insert_attributes,
2129 unicosmk_section_type_flags, symbolic_operand,
2130 unicosmk_output_module_name, unicosmk_output_default_externs,
2131 unicosmk_output_dex, unicosmk_output_externs,
2132 unicosmk_output_addr_vec, unicosmk_ssib_name,
2133 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
2134 unicosmk_asm_file_end, unicosmk_output_common,
2135 unicosmk_section_type_flags, unicosmk_unique_section,
2136 unicosmk_add_call_info_word, unicosmk_text_section,
2137 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
2138 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
2139 unicosmk_dex_count, unicosmk_special_name): New.
2140 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
2141 TARGET_ABI_UNICOSMK.
2142 (get_aligned_mem, alpha_expand_unaligned_load,
2143 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
2144 alpha_expand_unaligned_store_words): Support big-endian mode.
2145 (print_operand): Likewise. New format specifier 't'. Use
2146 TARGET_AS_SLASH_BEFORE_SUFFIX.
2147 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
2148 (alpha_pv_save_size): Update with above change.
2149 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
2150 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
2153 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
2154 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
2155 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
2156 (EXTRA_CONSTRAINT): New constraint 'U'.
2157 (PREDICATE_CODES): Add symbolic_operand.
2159 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
2160 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
2161 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
2162 (integer division and modulus patterns): Split in default and
2164 (*divmodsi_internal, *divmoddi_internal): Disable for
2165 TARGET_ABI_UNICOSMK.
2166 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
2167 little-endian and big-endian versions.
2168 (ext, ins, msk): Likewise.
2169 (extv, extzv, insv): Support big-endian mode.
2170 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
2171 (call_umk, call_value_umk, *call_umk, tablejump_umk,
2172 *tablejump_umk_internal, *call_value_umk): New.
2173 (*movdi_nofix): Add pattern for loading an address into a register on
2174 TARGET_ABI_UNICOSMK.
2175 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
2176 (umk_mismatch_args, arg_home_umk): New.
2177 (various insns): Don't use mov, fmov, nop, fnop and unop.
2178 (realign): Support TARGET_ABI_UNICOSMK.
2180 * config/alpha/unicosmk.h: New file.
2181 * config/alpha/t-unicosmk: New file.
2183 * fixinc/inclhack.def (unicosmk_restrict): New.
2184 * fixinc/fixincl.x: Regenerate.
2186 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
2187 (wchar_t): Check for and define __WCHAR_T__.
2189 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
2191 * combine.c (simplify_shift_const): Treat shifts by the mode
2194 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
2196 * cpphash.h (struct tokenrun): New.
2197 (struct cpp_context): New member bol.
2198 (struct cpp_reader): New members.
2199 (_cpp_init_tokenrun): New.
2200 * cppinit.c (cpp_create_reader): Set up the token runs.
2201 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
2202 (lex_token): New internalised version of _cpp_lex_token. Don't
2203 handle directives or the multiple include opimisation here any
2204 more. Simply lex a token.
2205 * cpplib.c (run_directive): Clear bol.
2206 (_cpp_pop_buffer): Set bol.
2207 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
2210 2001-09-11 Michael Meissner <meissner@redhat.com>
2212 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
2213 give an error if the user uses -mfp32.
2214 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
2216 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
2217 floating point register size.
2218 (EXTRA_SPECS): Add CPP_FPR_SPEC.
2220 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
2221 HOST_WIDE_INT_PRINT_DEC to properly print the result of
2223 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
2224 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
2226 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
2228 * dbxout.c (dbxout_parms): Fix typo in comment.
2229 * unroll.c (loop_find_equiv_value): Ditto.
2230 * toplev.c (rest_of_compilation): Ditto.
2231 * loop.c (scan_loop): Ditto.
2232 * dwarf2out.c (struct dw_fde_struct): Ditto.
2234 2001-09-10 Zack Weinberg <zackw@panix.com>
2236 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
2237 copying identifier when we're just going to throw it away.
2238 (parse_identifier_slow): New routine to handle abnormal cases.
2239 (_cpp_lex_token): Update call site.
2241 * hashtable.c (ht_lookup): Don't assume that the string we've
2242 been given is NUL-terminated.
2243 * system.h: #define __builtin_expect(a, b) to (a) if not
2246 2001-09-10 Michael Meissner <meissner@redhat.com>
2248 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
2251 2001-09-10 David Edelsohn <edelsohn@gnu.org>
2253 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
2255 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2257 * builtins.c (c_getstr): Correct thinko in last change and further
2260 2001-09-10 Tim Freeman <tim@fungibole.com>
2262 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
2263 into varray's and register them as roots with the garbage
2264 collector so they are not collected too soon.
2266 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
2268 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
2270 * basic-block.h (flow_obstack, label_value_list,
2271 tail_recursion_label_list): Declare
2272 (tidy_fallthru_edges): Declare.
2273 (expunge_block, last_loop_beg_note): Delete.
2274 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
2276 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
2277 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
2278 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
2279 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
2280 expunge_block, flow_delete_block, compute_bb_for_insn,
2281 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
2282 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
2283 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
2284 try_redirect_by_replacing_jump, last_loop_beg_note,
2285 redirect_edge_and_branch, redirect_edge_and_branch_force,
2286 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
2287 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
2288 commit_edge_insertions, dump_flow_info, debug_flow_info,
2289 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
2290 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
2291 Move here from flow.c
2292 * cfganal.c: New file.
2293 (forwarder_block_p, can_fallthru, mark_critical_edges,
2294 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
2295 find_unreachable_blocks, create_edge_list, free_edge_list,
2296 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
2297 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
2298 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
2299 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
2300 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
2301 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
2302 Move here from flow.c
2303 * cfgbuild.c: New file
2304 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
2305 make_edges, find_basic_blocks_1, find_basic_blocks,
2306 find_sub_basic_blocks): Move here from flow.c
2307 * cfgcleanup.c: New file.
2308 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
2309 merge_blocks_move_predecessor_nojumps,
2310 merge_blocks_move_successor_nojumps, merge_blocks,
2311 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
2312 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
2313 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
2315 * cfgloop.c: New file
2316 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
2317 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
2318 flow_loop_exit_edges_find, flow_loop_nodes_find,
2319 flow_loop_pre_header_scan, flow_loop_pre_header_find,
2320 flow_loop_tree_node_add, flow_loops_tree_build,
2321 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
2322 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
2323 Move here from flow.c
2324 * flow.c: Remove everything moved elsewhere
2325 * output.h (cleanup_cfg): Return bool.
2327 * bb-reorder.c (reorder_block_def): Remove 'index'.
2328 (insert_intra_1): Add argument BB, set block for new note.
2329 (make_reorder_chain): Do not depdent on BB indexes.
2330 (make_reorder_chain_1): Do not use BB indexes.
2331 (label_for_bb): Likewise; set BB for new insn.
2332 (emit_jump_to_block_after): Likewise.
2333 (fixup_reoder_chain): Sanity check that all basic blocks
2334 are chained; verify newly created insn chain; remove
2335 undocnitional jump simplifying; Do not use BB indexes;
2336 properly initialize count and frequency information;
2337 dump reordered sequence.
2338 (insert_intra_bb_scope_notes): update call of insert_intra_1.
2339 (insert_inter_bb_scope_notes): Set block for new insn.
2340 (reorder_basic_blocks): Dump flow info before reoredering.
2342 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2344 * alias.c (clear_reg_alias_info): Use K&R format definition.
2345 Avoid unsigned warning.
2346 * builtins.c: Use "unsigned int", not "unsigned".
2347 (target_char_cast): Use host_integerp and tree_low_cst.
2348 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
2349 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
2350 (c_getstr): Likewise.
2351 (std_expand_builtin_va_arg): Use int_size_in_bytes.
2352 (builtin_memcpy_read_str): Avoid unsigned warning.
2353 (expand_builtin_memcpy): Alignments are unsigned.
2354 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
2355 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
2356 * predict.c (expensive_function_p): LIMIT now unsigned.
2357 * resource.c (mark_target_live_regs): Make some vars unsigned.
2358 * sdbout.c: Use "unsigned int", not "unsigned".
2359 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
2360 (sdbout_source_line): Likewise.
2361 (sdbout_record_type_name): Remove "const" for NAME declaration.
2362 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
2364 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
2366 * calls.c (store_one_arg): Expand comment.
2368 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2370 * calls.c (store_one_arg): Make sure that the entire argument is
2371 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
2373 2001-09-09 Richard Henderson <rth@redhat.com>
2375 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
2377 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
2379 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
2381 2001-09-09 Richard Henderson <rth@redhat.com>
2383 * config/alpha/alpha.c (alpha_next_sequence_number): New.
2384 (alpha_this_literal_sequence_number): New.
2385 (alpha_this_gpdisp_sequence_number): New.
2386 (some_operand, input_operand): Add HIGH.
2387 (local_symbolic_operand): New.
2388 (alpha_encode_section_info): New.
2389 (alpha_legitimate_address_p): Allow LO_SUM.
2390 (alpha_legitimize_address): Generate HIGH+LO_SUM.
2391 (alpha_expand_mov): Likewise.
2392 (secondary_reload_class): Check memory_operand not general_operand
2394 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
2395 (alpha_expand_unaligned_store): Likewise.
2396 (alpha_expand_unaligned_load_words): Likewise.
2397 (alpha_expand_unaligned_store_words): Likewise.
2398 (alpha_expand_block_clear): Likewise.
2399 (print_operand): Handle %#, %*, %H.
2400 (print_operand_address): Handle LO_SUM.
2402 (alpha_does_function_need_gp): Use it.
2403 (alpha_expand_block_move): Fix signed compare warnings.
2404 (alpha_sa_mask, alpha_align_insns): Likewise.
2405 * config/alpha/alpha-protos.h: Update.
2406 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
2407 (MASK_EXPLICIT_RELOCS): New.
2408 (TARGET_SWITCHES): Add -mexplicit-relocs.
2409 (EXTRA_CONSTRAINT): Add 'T'.
2410 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
2411 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
2412 (ENCODE_SECTION_INFO): Out line.
2413 (REDO_SECTION_INFO_P): New.
2414 (STRIP_NAME_ENCODING): New.
2415 (ASM_OUTPUT_LABELREF): New.
2416 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
2417 (PREDICATE_CODES): Update.
2418 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
2419 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
2420 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
2421 builtin_setjmp_receiver_er, exception_receiver_1_er,
2422 call_value_osf_1_er): New patterns.
2423 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
2424 (movqi, movhi, movsi): Add explicit $31 base register to lda.
2425 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
2426 (FINAL_PRESCAN_INSN): New.
2428 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
2430 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
2432 2001-09-08 Andreas Jaeger <aj@suse.de>
2434 * i386.h (TARGET_SWITCHES): Fix description.
2436 2001-09-07 David Edelsohn <edelsohn@gnu.org>
2438 * rs6000.c (num_insns_constant): Compute number of instructions
2441 * doc/install.texi: Explain AIX exception handling work-around.
2442 Update URL for AIX fixes.
2444 2001-09-07 Jim Wilson <wilson@redhat.com>
2446 * alias.c (clear_reg_alias_info): New.
2447 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
2448 * rtl.h (clear_reg_alias_info): Declare.
2450 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2452 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
2454 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
2455 (m16m,edivm,emulm): Change declaration to match definition.
2457 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2459 * reload.c (push_reload): Check for subreg_lowpart_p instead of
2460 SUBREG_BYTE being 0 when determining if the inner part of a subreg
2463 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2465 * c-common.c (signed_or_unsigned_type): Handle machine mode types
2466 which have no corresponding C type.
2467 * fold_const.c (target_isinf,target_isnan,target_negative): Update
2468 the representation of 64-bit doubles to work with 64-bit ints.
2470 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
2472 * config/mips/mips.c (override_options): Do not override ISA when ABI
2473 specified if MIPS_CPU_STRING_DEFAULT was specified.
2475 2001-09-07 Richard Henderson <rth@redhat.com>
2477 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
2478 (express_from_1): Wrap lines.
2479 * rtlanal.c (commutative_operand_precedence): Rename from
2480 operand_preference; export.
2481 * rtl.h: Declare it.
2482 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
2483 (simplify_binary_operation): Invoke simplify_plus_minus on
2484 (CONST (PLUS ...)) as well.
2485 (struct simplify_plus_minus_op_data): New.
2486 (simplify_plus_minus_op_data_cmp): New.
2487 (simplify_plus_minus): Use them. Avoid infinite recursion with
2488 simplify_binary_operation wrt CONST.
2490 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
2492 * h8300-protos.h (general_operand_dst_push): Remove.
2493 * h8300.c (general_operand_dst_push): Likewise.
2494 * h8300.h (OK_FOR_T): Likewise.
2495 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
2496 * h8300.md (pushqi_h8300): New.
2497 (pushqi_h8300hs): Likewise.
2499 (pushhi_h8300): Likewise.
2500 (pushhi_h8300hs): Likewise.
2503 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2505 * genattrtab.c (attr_printf): First arg is unsigned.
2506 Clean up formatting of callers.
2508 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
2510 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
2513 2001-09-07 Andreas Jaeger <aj@suse.de>
2515 * i386.h (TARGET_SWITCHES): Fix descriptions.
2517 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2519 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
2521 2001-09-06 Ira Ruben <ira@apple.com>
2523 Remove OP_IDENTIFIER.
2524 * tree.def (OP_IDENTIFIER): Remove.
2525 * tree.c (tree_node_kind enum): Remove op_id_kind.
2526 (tree_node_kind_names): Remove "op_identifiers".
2527 (make_node): Remove OP_IDENTIFIER test.
2528 (build_op_identifier): Removed because it isn't being used.
2529 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
2530 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
2532 2001-09-06 Richard Henderson <rth@redhat.com>
2534 * simplify-rtx.c (simplify_binary_operation): Revert last change.
2536 2001-09-06 Richard Henderson <rth@redhat.com>
2538 * simplify-rtx.c (simplify_binary_operation): Simplify contents
2541 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2543 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
2544 number used for CR register.
2546 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
2547 Joern Rennecke (amylaar@cygnus.com)
2549 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
2550 * h8300.c (initial_offset): Handle offset between RP and FP.
2551 (h8300_return_addr_rtx): New function.
2552 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
2554 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
2555 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
2556 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
2557 (CAN_ELIMINATE, REGISTER_NAMES):
2558 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
2560 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
2562 Remove TYPE_NONCOPIED_PARTS.
2563 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
2564 (struct tree_type): Remove noncopied_parts.
2565 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
2566 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
2567 (fixed_type_p): Remove.
2568 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
2569 (expand_expr, MODIFY_EXPR): Likewise.
2570 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
2571 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
2573 2001-09-06 Alan Modra <amodra@bigpond.net.au>
2575 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
2577 (mask64_operand): Likewise.
2578 (includes_rldic_lshift_p): Likewise.
2579 (includes_rldicr_lshift_p): Likewise.
2581 2001-09-05 Ziemowit Laski <zlaski@apple.com>
2583 * objc/objc-act.c (build_message_expr): If a class method cannot
2584 be found, do not issue a warning if a corresponding instance
2585 method exists in the root class.
2587 2001-09-05 Richard Henderson <rth@redhat.com>
2589 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
2591 2001-09-05 Zack Weinberg <zack@codesourcery.com>
2593 * function.c (ggc_mark_struct_function): Mark f->outer.
2594 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
2595 * integrate.c (output_inline_function): ... not here.
2597 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
2599 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
2601 * i386.c (size_cost): New static variable.
2602 (override_function): Use size_cost when -Os is specified.
2604 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
2605 properly; Use current_function_calls_eh_return.
2606 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
2607 use leave to avoid depdendancy chain.
2609 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
2610 get BB loop_depth instead of computing it from LOOP notes.
2612 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
2614 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
2616 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2617 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2618 UNALIGNED_DOUBLE_INT_ASM_OP): Define
2620 2001-09-05 Jeffrey A Law (law@cygnus.com)
2621 Jason Merrill (jason@redhat.com)
2623 * stor-layout.c (layout_type): Complain if an array's size can
2624 not be represented in a size_t.
2626 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
2628 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
2630 * gcc.c: (process_command) Add parentheses around assignment
2631 used as truth value.
2633 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
2635 * config/mips/mips.c (save_restore_insns): Don't mark any register
2636 save slots as unchanging if current_function_calls_eh_return.
2638 2001-09-05 Richard Henderson <rth@redhat.com>
2640 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
2641 * config/alpha/alpha-protos.h: Declare it.
2642 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
2643 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
2644 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
2645 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
2646 (REG_OK_FOR_BASE_P): Select one of the above.
2648 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
2650 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
2651 (crti.o): Prefix name of object file with $(T).
2654 2001-09-05 David S. Miller <davem@redhat.com>
2656 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
2657 * config/sparc/linux64.h: Likewise.
2659 2001-09-05 Andreas Jaeger <aj@suse.de>
2661 * doc/invoke.texi (i386 Options): -mwide-multiply is not
2662 available anymore, remove the documentation.
2663 (i386 Options): Fix typo, cleanup index entries.
2665 * prefix.c (concat): Remove, we can use the version from liberty.
2667 2001-09-05 Richard Henderson <rth@redhat.com>
2669 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
2670 New functions split out of md file expanders.
2671 * config/alpha/alpha-protos.h: Declare them.
2672 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
2674 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
2676 * cppmacro.c (funlike_invocation_p): No need to restore context.
2678 2001-09-04 Richard Henderson <rth@redhat.com>
2680 * reload.c (push_reload): Export.
2681 * reload.h (push_reload): Declare it.
2683 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
2684 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
2685 * config/alpha/alpha.c (alpha_legitimize_address): New.
2686 (alpha_legitimize_reload_address): Likewise.
2687 * config/alpha/alpha-protos.h: Declare them.
2689 2001-09-04 Stan Shebs <shebs@apple.com>
2691 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
2692 * config/darwin.c (machopic_stub_name): Account for internally
2693 generated lib calls such as memcpy.
2695 2001-09-04 Richard Henderson <rth@redhat.com>
2697 * unwind.h (_UA_END_OF_STACK): New flag.
2698 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
2700 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
2702 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
2704 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
2706 * config/mips/mips.c (save_restore_insns): Change base_offset to
2707 fp_offset in second call to mips_emit_frame_related_store.
2709 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
2711 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
2712 sometimes be represented as a NOTE of type
2713 NOTE_INSN_DELETED_LABEL.
2714 (Insns): Document NOTE_INSN_DELETED_LABEL.
2716 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
2718 * c-common.h (tree_dump_index): Add more comments.
2719 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
2720 (dump_option_value_info): New struct.
2721 (dump_options): New array.
2722 (dump_switch_p): Parse switch options symbolically.
2723 * doc/invoke.texi (-fdump-ast): Rename to ...
2724 (-fdump-tree): ... here. Document that options are symbolic, and
2725 not all are applicable.
2727 2001-09-04 David S. Miller <davem@redhat.com>
2729 * config/sparc/sparc.md (define_splits): Kill constraints.
2731 Cleanup redundant and unused insn attributes.
2732 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
2733 binary, and move. Mark ialu as default.
2734 (commented out define_function_unit "alu"): Kill.
2735 (define_attr "use_clobbered"): Kill.
2736 (whole file): Kill address insn type references. Replace
2737 all unary/binary/move references with ialu.
2738 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
2739 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
2742 Simplify length insn attribute and make more judicious use
2743 of insn attribute defaulting.
2744 * config/sparc/sparc.md (all insns with length > one): Mark as
2745 insn type multi if real instructions, else use default if
2746 it is a forced splitter.
2747 (all insns with length == one): Use default insn length.
2748 (all insns of type ialu): Use default insn type.
2750 Fix erroneous insn attribute settings.
2751 (addx): Set insn type to misc.
2752 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
2753 const_umulsidi3_sp64): Set insn type to imul.
2755 Track SFmode vs DFmode insns according to UltraSPARC
2757 * config/sparc/sparc.md ("fptype"): New attribute, default
2759 (all DFmode single insns): Mark as fptype "double".
2761 2001-09-03 Jakub Jelinek <jakub@redhat.com>
2763 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
2765 2001-09-03 Richard Henderson <rth@redhat.com>
2767 * function.h (struct function): Add arg_pointer_save_area_init.
2768 * function.c (expand_function_end): Init arg_pointer_save_area.
2769 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
2770 when called from a nested function.
2772 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
2774 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
2777 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2779 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
2781 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
2783 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
2784 (emit_push_insn): Use specified padding direction when
2785 STACK_PUSH_CODE is POST_INC.
2787 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
2789 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2791 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
2793 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
2795 * cppinit.c (cpp_start_read): Free the imacros list as we
2796 traverse it. Don't free the chains before returning.
2797 (_cpp_push_next_buffer): Only try pushing buffers if we've
2798 completed -imacros handling.
2800 2001-08-31 Eric Christopher <echristo@redhat.com>
2802 * gcc.c (handle_braces): Add explaination for abort.
2804 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
2806 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
2807 move adjustment of bitpos instead.
2809 2001-08-31 Zack Weinberg <zack@codesourcery.com>
2811 * function.c: Remove all_functions. Make outer_function_chain
2813 (init_function_start): Don't add new function structure to
2815 (find_function_data, push_function_context_to,
2816 pop_function_context_from, put_var_into_stack,
2817 trampoline_address): Update for changed structure element names.
2818 (push_function_context_to): Disentangle.
2819 (free_after_compilation): Also free F.
2820 (expand_dummy_function_end): Don't free cfun here.
2821 (put_var_into_stack): Comment why we can't use find_function_data here.
2822 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
2823 (mark_function_chain): Split into maybe_mark_struct_function and
2824 ggc_mark_struct_function. Export the latter.
2825 (init_function_once): Mark from cfun and outer_function_chain;
2828 * function.h (struct function): Kill next_global. Rename next
2829 to outer. All users updated to match.
2830 (all_functions, outer_function_chain): Don't declare.
2832 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
2833 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
2834 don't touch f->inlinable, after calling rest_of_compilation.
2836 * tree.h: Forward-declare struct function. Prototype
2837 ggc_mark_struct_function.
2839 2001-08-31 Kazu Hirata <kazu@hxi.com>
2841 * config/h8300/h8300.md (*andorhi3): Fix typos.
2843 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2845 * calls.c (emit_library_call_value): Don't use a fixed
2846 argument after VA_CLOSE, i.e. out of scope in traditional C.
2848 * emit-rtl.c (gen_rtvec): Likewise.
2850 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2852 * Makefile.in (c-pragma.o): Depend on output.h.
2853 (reorg.o): Depend on except.h.
2855 * c-pragma.c: Include output.h.
2857 * reorg.c: Include except.h.
2859 * unwind-dw2.c: Call __builtin_alloca, not alloca.
2861 2001-08-31 Richard Henderson <rth@redhat.com>
2863 * sched-deps.c (add_dependence): Don't elide dependancy if the
2864 conditional used by insn is modified in elem.
2866 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
2868 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
2870 2001-08-31 Diego Novillo <dnovillo@redhat.com>
2872 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
2875 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
2877 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
2879 (stormy16_asm_out_constructor): New function.
2880 (TARGET_ASM_CONSTRUCTOR): Define.
2881 (TARGET_ASM_DESTRUCTOR): Define.
2883 2001-08-31 Andreas Jaeger <aj@suse.de>
2885 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
2886 * loop.c (add_label_notes): Likewise.
2887 * reload.c (find_reloads): Likewise.
2888 * config/sh/sh.c (machine_dependent_reorg): Likewise.
2890 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
2892 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
2893 code here. Take _Unwind_{W,Sw}ord*.
2894 (read_encoded_value_with_base): Use them.
2895 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
2897 (extract_cie_info): Simplify read_?leb128 handling.
2898 (execute_stack_op, execute_cfa_program): Likewise.
2899 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
2901 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
2903 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
2904 the frame pointer to pop the stack if convenient.
2906 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
2907 Don't use post-increment before combine.
2908 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
2909 a call-saved register.
2911 2001-08-31 Andreas Jaeger <aj@suse.de>
2913 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
2916 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
2918 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
2919 not DIV/MOD, of course.
2921 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
2923 * rtl.def: Undo my patch commited 2001-08-27.
2925 * genattrtab.c: Ditto.
2929 * sched-int.h: Ditto.
2931 * target-def.h: Ditto.
2935 * haifa-sched.c: Ditto.
2937 * sched-rgn.c: Ditto.
2939 * sched-vis.c: Ditto.
2941 * Makefile.in: Ditto.
2943 * doc/md.texi: Ditto.
2945 * doc/tm.texi: Ditto.
2947 * doc/contrib.texi: Ditto.
2949 * doc/gcc.texi: Ditto.
2951 * genattrtab.h: Remove it.
2953 * genautomata.c: Remove it.
2955 * genattr.c: Undo my patch and Richard Henderson's patch commited
2958 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
2960 * config.gcc (h8300-*-elf*): New case.
2961 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
2962 (SUBTARGET_CPP_SPEC): Define.
2963 (EXTRA_SPECS): Define.
2964 (SUBTARGET_EXTRA_SPECS): Define.
2965 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
2966 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
2968 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
2970 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
2971 (LIB2FUNCS_EXTRA): Define.
2972 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
2973 config/h8300/fixunssfsi.c: New file.
2975 2001-08-30 Kazu Hirata <kazu@hxi.com>
2977 * config/h8300/h8300.md (zero_extendqihi2): Changes to
2978 define_expand to accomodate target-specific attributes.
2979 (anonymous zero_extendqihi2 patterns): New.
2981 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
2983 * h8300.md (*andorhi3): New pattern.
2985 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
2987 * h8300.c (dosize): Fix test for "sub".
2989 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
2991 * c-typeck.c (pointer_diff): Try to eliminate common term before
2994 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
2996 * config/arm/arm.c (arm_compute_initial_elimination_offset):
2997 Account for the saves of the FP registers.
2999 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
3000 (TEXT_SECTION_ASM_OP): Define.
3001 (INIT_SECTION_ASM_OP): Define.
3002 (FINI_SECTION_ASM_OP): Define.
3003 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
3004 (RDATA_SECTION_FUNCITON): Provide prototype.
3006 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
3008 * reload1.c (move2add_note_store): Correct typo checking for
3011 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
3013 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
3014 note should not be considered outside the libcall block.
3016 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3018 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
3020 2001-08-29 Kazu Hirata <kazu@hxi.com>
3022 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
3024 2001-08-29 Kazu Hirata <kazu@hxi.com>
3026 * config/h8300/h8300-protos.h: Add a prototype for
3028 * config/h8300/h8300.c (emit_logical_op): New.
3029 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
3036 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
3038 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
3039 comparison with rtx INTVAL.
3040 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
3042 * pa.h (FUNCTION_ARG_SIZE): Likewise.
3044 2001-08-29 Kazu Hirata <kazu@hxi.com>
3046 * config/h8300/lib1funcs.asm: Update the copyright. Fix
3049 2001-08-29 Kazu Hirata <kazu@hxi.com>
3051 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
3052 (reg n) to (mem (pre_dec (reg n))
3053 (anonymous movsi pattern): Likewise.
3055 2001-08-29 Kazu Hirata <kazu@hxi.com>
3057 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
3059 2001-08-29 Kazu Hirata <kazu@hxi.com>
3061 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
3062 several special constants.
3064 2001-08-29 Kazu Hirata <kazu@hxi.com>
3066 * config/h8300/lib1funcs.asm: Fix comment typos.
3068 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3070 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
3071 Fix format specifier warnings.
3073 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
3074 inet_makeaddr, semctl): Prototype.
3076 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
3077 (save_restore_insns): Use base_offset, not gp_offset.
3079 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
3080 (ASM_OUTPUT_BYTE): Fix format specifier warning.
3082 2001-08-29 Richard Henderson <rth@redhat.com>
3084 * bb-reorder.c (function_tail_eff_head): New.
3085 (record_effective_endpoints): Set it.
3086 (fixup_reorder_chain): Use it.
3088 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3090 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
3092 2001-08-28 Dale Johannesen <dalej@apple.com>
3094 * config/darwin.c (machopic_function_base_name): Add const
3095 qualifier to a string.
3096 (darwin_encode_section_info): Ditto.
3098 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3100 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
3101 function definition.
3103 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
3105 * df.h (struct df): Add rts_order variable.
3107 * df.c (df_visit_next_rts): New function.
3108 (df_visit_next): Renamed to df_visit_next_rc
3109 (df_analyse_1): Allocate/compute/free rts_order as well.
3110 (df_rd_global_compute): Use df_visit_next_rc instead of
3112 (df_ru_global_compute): Use df_visit_next_rts instead of
3115 * flow.c (flow_reverse_top_sort_order_compute): New function.
3117 * basic-block.h: Add prototype.
3119 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
3121 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
3122 blocks, the BB_REACHABLE is now set, rather than aux being
3123 non-NULL. Update the test to reflect this.
3125 2001-08-28 Eric Christopher <echristo@redhat.com>
3127 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
3128 config/mips/crti.asm: Ditto.
3130 2001-08-28 Eric Christopher <echristo@redhat.com>
3131 Richard Henderson <rth@redhat.com>
3133 * c-pragma.h (add_weak): Move prototype from here...
3134 * output.h (add_weak): ... to here.
3135 * varasm.c (add_weak): Fix typo.
3136 * config/mips/crti.asm: New file.
3137 * config/mips/crtn.asm: Ditto.
3138 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
3139 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
3140 (INVOKE__main): Ditto.
3141 (INIT_SECTION_ASM_OP): New.
3142 (FINI_SECTION_ASM_OP): Ditto.
3143 (STARTFILE_SPEC): Add crti.
3144 (ENDFILE_SPEC): Add crtn.
3145 * config/mips/elf64.h: Same.
3146 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
3148 * config/mips/vxworks.h: Ditto.
3149 * config/mips/t-elf: Support crti and crtn.
3151 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
3153 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
3156 2001-08-28 Richard Henderson <rth@redhat.com>
3158 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
3159 (one_cmplbi2 splitter): Remove redundant test.
3161 2001-08-28 Dale Johannesen <dalej@apple.com>
3163 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
3165 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
3167 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
3169 2001-08-28 Stan Shebs <shebs@apple.com>
3171 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
3172 (UNALIGNED_SHORT_ASM_OP): Define.
3173 (UNALIGNED_INT_ASM_OP): Define.
3175 2001-08-28 Will Cohen <wcohen@redhat.com>
3177 * config/rs6000/rs6000.md (store_multiple): Correct RTL
3178 generation for first set.
3180 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3182 * flow.c (redirect_edge_succ_nodup): Return new edge.
3183 (try_simplify_condjump): Use new edge.
3184 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
3186 * cse.c (cse_basic_block): Skip note instructions.
3188 2001-08-27 Richard Henderson <rth@redhat.com>
3190 * combine.c (combine_simplify_rtx): Don't reverse condition
3191 if there is no reverse for the condition.
3192 (simplify_comparison): Don't simplify subregs from INT to FP.
3194 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
3195 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
3196 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
3197 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
3198 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
3199 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
3201 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3203 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
3204 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
3206 (adddi_dilshr32, adddi_dishl32): Only data register can be
3207 source for mem destination.
3209 * expmed.c (store_bit_field): Ignore adjustment to bitpos
3210 and use bitnum to decide about register move.
3212 2001-08-27 Richard Henderson <rth@redhat.com>
3214 * genattr.c (main): Emit state_t even when not doing scheduling.
3216 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3217 Richard Henderson <rth@redhat.com>
3219 * gcse.c (reg_first_set, reg_last_set): Replace with ...
3220 (reg_avail_info, current_bb): ... these.
3221 (oprs_unchanged_p, record_last_reg_set_info): Use them.
3222 (compute_hash_table): Likewise.
3224 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3226 * flow.c (verify_flow_info): Use checksums to verify edges.
3228 2001-08-27 Richard Henderson <rth@redhat.com>
3230 * genautomata.c (expand_automata): Always create a description.
3232 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
3234 * optabs.c (expand_binop): Correctly handle the carry in multiword
3235 add/subtract operations.
3237 2001-08-27 Fred Fish <fnf@be.com>
3239 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
3242 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
3244 * reload.c (find_reloads_toplev): Back out this change:
3246 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
3248 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
3249 mem if the address is a mode_dependent_address_p.
3251 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
3253 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
3254 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
3255 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
3258 * genattr.c (main): New variable num_insn_reservations. Increase
3259 it if there is DEFINE_INSN_RESERVATION. Output automaton based
3260 pipeline hazard recognizer interface.
3262 * genattrtab.h: New file.
3264 * genattrtab.c: Include genattrtab.h.
3265 (attr_printf, check_attr_test, make_internal_attr,
3266 make_numeric_value): Move protypes into genattrtab.h. Define them
3268 (num_dfa_decls): New global variable.
3269 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
3270 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
3271 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
3272 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
3274 * genautomata.c: New file.
3276 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
3278 * sched-int.h: (curr_state): Add the external definition for
3279 automaton pipeline interface.
3280 (haifa_insn_data): Add comments for members blockage and units.
3282 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
3283 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
3284 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
3285 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
3286 TARGET_SCHED_DFA_POST_CYCLE_INSN,
3287 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
3288 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
3290 (TARGET_SCHED): Use the new macros.
3292 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
3293 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
3294 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
3295 dfa_bubble): New members in gcc_target.sched.
3297 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
3298 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
3299 (insn_queue): Redefine it as pointer to array.
3300 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
3302 (max_insn_queue_index_macro_value): New variable.
3303 (curr_state, dfa_state_size, ready_try): New varaibles for
3304 automaton interface.
3305 (ready_element, ready_remove, max_issue): New function prototypes
3306 for automaton interface.
3307 (choose_ready): New function prototype.
3308 (insn_unit, blockage_range): Add comments.
3309 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
3310 FUNCTION_UNITS_SIZE == 0.
3311 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
3312 actual_hazard, potential_hazard): Add comments.
3313 (insn_cost): Use cost -1 as undefined value. Remove
3314 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
3316 (ready_element, ready_remove): New functions for automaton
3318 (schedule_insn): Add new code for automaton pipeline interface.
3319 (queue_to_ready): Add new code for automaton pipeline interface.
3320 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
3321 (debug_ready_list): Print newline when the queue is empty.
3322 (max_issue): New function for automaton pipeline interface.
3323 (choose_ready): New function.
3324 (schedule_block): Add new code for automaton pipeline interface.
3325 Print ready list before scheduling each insn.
3326 (sched_init): Add new code for automaton pipeline interface.
3327 Initiate insn cost by -1.
3328 (sched_finish): Free the current automaton state and finalize
3329 automaton pipeline interface.
3331 * sched-rgn.c: Include target.h.
3332 (init_ready_list, new_ready, debug_dependencies): Add new code for
3333 automaton pipeline interface.
3335 * sched-vis.c: Include target.h.
3336 (get_visual_tbl_length): Add code for automaton interface.
3337 (target_units, print_block_visualization): Add comments.
3339 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
3340 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
3341 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
3342 (getruntime.o, genautomata.o): New entries.
3343 (genattrtab.o): Add new dependency file genattrtab.h.
3344 (genattrtab): Add new dependencies. Link it with `libm.a'.
3345 (getruntime.o, hashtab.o): New entries for canadian cross.
3347 * doc/md.texi: Description of automaton based model.
3349 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
3351 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
3352 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
3353 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
3354 TARGET_SCHED_DFA_POST_CYCLE_INSN,
3355 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
3356 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
3357 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
3359 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
3360 MAX_DFA_ISSUE_RATE): New macro descriptions.
3362 * doc/contrib.texi: Add dfa based scheduler contribution.
3364 * doc/gcc.texi: Add more information about genattrtab.
3366 2001-08-27 Diego Novillo <dnovillo@redhat.com>
3368 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
3371 2001-08-27 Richard Henderson <rth@redhat.com>
3373 * function.c (expand_function_end): Don't init arg_pointer_save_area.
3374 (get_arg_pointer_save_area): New. Create an init it here.
3375 (fix_lexical_addr): Use it.
3376 * function.h: Declare it.
3377 * builtins.c (expand_builtin_setjmp_receiver): Use it.
3378 * stmt.c (expand_nl_goto_receiver): Use it.
3380 2001-08-27 Richard Henderson <rth@redhat.com>
3382 * final.c (final_scan_insn): Don't enter APP_ON mode for
3385 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
3386 alignment for assemble_integer for DW_EH_PE_aligned.
3387 * except.c (output_function_exception_table): Likewise.
3389 2001-08-26 Andreas Jaeger <aj@suse.de>
3391 * c-tree.h: Add prototyp for c_sizeof_nowarn.
3393 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
3395 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
3397 2001-08-27 Alan Modra <amodra@bigpond.net.au>
3399 * config/rs6000/rs6000.c (mask_operand): Rewrite without
3401 (mask64_operand): Likewise.
3402 (rldic_operand): Delete.
3403 (includes_lshift64_p): Delete.
3404 (includes_rldic_lshift_p): New function.
3405 (includes_rldicr_lshift_p): New function.
3406 (print_operand): Don't call rldic_operand in case 'W'.
3407 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
3408 (includes_lshift64_p): Remove.
3409 (includes_rldic_lshift_p): Declare.
3410 (includes_rldicr_lshift_p): Declare.
3411 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
3412 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
3413 Replace match_operand rldic_operand predicate with
3414 const_int_operand. Replace includes_lshift64_p condition with
3415 includes_rldic_lshift_p.
3416 <ashldi3_internal 64 bit rldicr patterns>: New.
3418 2001-08-27 Andreas Jaeger <aj@suse.de>
3420 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
3421 * errors.c: Likewise.
3422 * final.c: Likewise.
3423 * dwarf2asm.c: Likewise.
3424 * doprint.c (checkit): Likewise.
3425 * diagnostic.c: Likewise.
3426 * collect2.c: Likewise.
3427 * calls.c: Likewise.
3428 * c-semantics.c (build_stmt): Likewise.
3429 * c-format.c (status_warning): Likewise.
3430 * c-errors.c (pedwarn_c99): Likewise.
3431 * builtins.c (validate_arglist): Likewise.
3432 * config/pj/pj.c (pj_printf): Likewise.
3433 * fix-header.c: Likewise.
3435 * gcov.c (fnotice): Likewise.
3436 * gensupport.c (message_with_line): Likewise.
3437 * mips-tfile.c: Likewise.
3438 * protoize.c (notice): Likewise.
3439 * read-rtl.c (fatal_with_file_and_line): Likewise.
3440 * rtl-error.c: Likewise.
3441 * tradcpp.c: Likewise.
3443 * cp/tree.c (build_min_nt): Likewise.
3444 (build_min): Likewise.
3445 * cp/lex.c: Likewise.
3446 * cp/errfn.c: Likewise.
3447 * cp/rtti.c (create_pseudo_type_info): Likewise.
3449 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
3451 * df.c (df_uses_record): Return after recording all uses
3454 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
3456 * df.c (df_insn_modify): Realloc the INSN table here, if
3457 necessary, here, too.
3459 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
3461 * config/mips/mips.c (mips_function_value): Handle complex return
3464 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
3466 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
3468 * reload.c (make_memloc): Copy result if it is still
3469 reg_equiv_memory_loc[regno] on return.
3470 (subst_reloads) [ENABLE_CHECKING]: Check that none of
3471 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
3472 reg_equiv_mem are modified by the substitutions.
3474 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
3476 * predict.c (expensive_function_p): New.
3477 * rtl.h (expensive_function_p): Declare.
3478 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
3479 (use_fast_prologue_epilogue): New static variable.
3480 (expand_prologue): Set it; emit short prologues if unset.
3481 (expand_epilogue): Likewise.
3483 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
3485 * config.gcc: Add stormy16-*-elf case.
3486 * config/stormy16/stormy-abi: New file.
3487 * config/stormy16/stormy16-lib2.c: New file.
3488 * config/stormy16/stormy16-protos.h: New file.
3489 * config/stormy16/stormy16.c: New file.
3490 * config/stormy16/stormy16.h: New file.
3491 * config/stormy16/stormy16.md: New file.
3492 * config/stormy16/t-stormy16: New file.
3494 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
3496 * i386.h (no-accumulate-outgoing-args): Use proper mask.
3498 2001-08-24 David Edelsohn <edelsohn@gnu.org>
3500 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
3501 descriptor members are pointer size, not constant 4.
3502 * config/rs6000/rs6000.md (define_splits): Remove more unused
3505 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3507 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
3509 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
3511 * cp/rtti.c (VPARAMS): Fix parameter.
3513 2001-08-24 Zack Weinberg <zackw@panix.com>
3515 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
3517 (mode_for_extraction): No need for #ifdefs. Add default-case abort
3519 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
3520 in if controlling use of insv.
3521 (extract_bit_field): Likewise, for extv and extzv.
3523 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3525 * i386.md (movcc peep2): Fix load of 0.
3527 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3529 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
3530 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
3532 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
3534 * c-pragma.h: Move weak_syms and weak_decls...
3535 * varasm.c: ...here. Now static.
3536 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
3537 depend on HANDLE_PRAGMA_WEAK.
3539 * c-common.c (c_alignof, c_alignof_expr): Move here...
3540 * c-typeck.c: ...from here.
3541 * c-tree.h, c-common.h: Adjust.
3543 2001-08-23 Bernd Schmidt <bernds@redhat.com>
3545 * config/ia64/ia64.c (rws_update): If !pred, set write_count
3546 instead of incrementing it.
3548 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
3549 asm ready, don't try to move them all into the same array element.
3551 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3553 * function.c (thread_prologue_and_epilogue_insns): Avoid
3554 fallthru flag on edge to exit.
3556 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
3558 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
3561 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
3563 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
3564 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
3565 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
3568 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
3570 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
3571 replace "GNU CC" with "GCC".
3573 2001-08-23 Richard Henderson <rth@redhat.com>
3575 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
3576 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
3577 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
3578 Need GR between FR and not GR_AND_FR.
3579 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
3580 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
3581 AR regs before GR regs.
3582 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
3583 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
3584 (REGISTER_MOVE_COST): Update.
3585 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
3587 2001-08-23 Richard Henderson <rth@redhat.com>
3589 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
3592 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
3594 * reload1.c (emit_reload_insns): Don't look for notes
3595 on a NULL store_insn.
3597 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3599 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
3600 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
3601 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
3602 format specifier warnings.
3603 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
3605 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
3607 * config/i386/i386-protos.h: Correct declaration of
3608 i386_pe_asm_named_section.
3610 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
3612 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
3614 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
3616 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
3618 * cpperror.c (print_location): Don't show _Pragma.
3619 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
3620 and file change callback generation here.
3621 (stack_include_file): Update use of cpp_push_buffer.
3622 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
3623 (struct cpp_buffer): Remove type, pfile members.
3624 * cppinit.c (cpp_handle_option): Use free_chain.
3625 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
3626 (skip_escaped_newlines, get_effective_char, lex_percent): Take
3627 a cpp_reader rather than a cpp_buffer.
3628 (skip_escaped_newlines, get_effective_char, skip_block_comment,
3629 skip_line_comment, parse_string, lex_percent, lex_dot,
3630 _cpp_lex_token): Update accordingly.
3631 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
3633 (cpp_push_buffer): Update prototype.
3634 (run_directive): Update use of cpp_push_buffer.
3635 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
3636 handle_assertion): Update use of run_directive.
3637 * cpplib.h (enum cpp_buffer_type): Remove.
3638 (cpp_push_buffer): Update prototype.
3639 * fix-header.c (read_scan_file): Update.
3641 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3643 * gcc.c (struct prefix_list): Change prefix to const char *.
3645 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3647 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
3649 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
3651 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
3654 * jump.c (squeeze_notes): Take parms by reference. Handle END being
3657 * ifcvt.c (dead_or_predicable): Adjust.
3658 * loop.c (find_and_verify_loops): Adjust.
3659 * stmt.c (expand_end_case): Adjust.
3660 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
3661 head and end insn pointers in the basic block, not just local copies.
3662 (merge_blocks_move_predecessor_nojumps): Likewise.
3664 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
3666 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
3667 bitmap.h, builtin-types.def, builtins.c, builtins.def,
3668 c-aux-info.c, c-common.c, c-common.def, c-common.h,
3669 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
3670 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
3671 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
3672 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
3673 conditions.h, config.gcc, configure.frag, configure.in,
3674 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
3675 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
3676 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
3677 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
3678 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
3679 emit-rtl.c, errors.c, errors.h, except.c, except.h,
3680 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
3681 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
3682 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
3683 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
3684 gencheck.c, gencodes.c, genconfig.c, genemit.c,
3685 genextract.c, genflags.c, gengenrtl.c, genmultilib,
3686 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
3687 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
3688 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
3689 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
3690 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
3691 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
3692 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
3693 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
3694 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
3695 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
3696 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
3697 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
3698 params.h, predict.c, predict.def, predict.h, prefix.c,
3699 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
3700 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
3701 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
3702 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
3703 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
3704 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
3705 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
3706 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
3707 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
3708 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
3709 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
3710 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
3711 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
3712 xcoffout.h: replace "GNU CC" with "GCC".
3714 2001-08-21 Richard Henderson <rth@redhat.com>
3716 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
3717 (final_scan_insn): Consider jump tables data even if we have no
3718 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
3720 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
3721 (ASM_OUTPUT_CASE_END): Remove.
3722 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
3723 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
3724 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
3726 2001-08-21 Richard Henderson <rth@redhat.com>
3728 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
3729 at barrier insns. Emit stop bits before barriers.
3731 * flow.c (flow_find_cross_jump): Don't consider unconditional
3732 return insns for commoning.
3734 * final.c (compute_alignments): Fix typo.
3736 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
3737 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
3738 (store_bit_field): Use mode_for_extraction more places.
3739 (extract_bit_field): Likewise.
3741 2001-08-21 Zack Weinberg <zackw@panix.com>
3743 * caller-save.c: Don't include insn-codes.h.
3744 (reg_save_code, reg_restore_code): Make arrays of int.
3745 All uses updated to match.
3746 (insert_save, insert_restore): No need to initialize "code"
3747 variable upon declaration.
3748 * Makefile.in: update dependencies; fix typo in clean rule.
3750 2001-08-21 Richard Henderson <rth@redhat.com>
3752 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
3753 (merge_if_block): Handle fallout from same.
3755 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3757 * builtins.c (type_to_class): Fix typo in last change.
3759 2001-08-21 Richard Henderson <rth@redhat.com>
3761 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
3762 ia64_asm_output_label.
3764 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
3765 copy of gp while the real gp register contains garbage.
3767 2001-08-21 Zack Weinberg <zackw@panix.com>
3769 * expmed.c (mode_for_extraction): New function.
3770 (store_bit_field, extract_bit_field): Use it.
3771 * expr.h: Prototype it and provide an enum for its first argument.
3773 * combine.c, function.c, recog.c: Don't include insn-codes.h.
3774 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
3775 and digging through the insn_data tables.
3776 * Makefile.in: Update dependencies.
3778 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
3780 * cppfiles.c (stack_include_file): line-map.c now handles include
3782 (handle_missing_handler): Similarly.
3783 (_cpp_execute_include): Similarly.
3784 (_cpp_pop_file_buffer): Similarly.
3785 * cpphash.h (struct cpp_reader): Remove system_include_depth,
3786 buffer_stack_depth and include_depth.
3787 * cpplib.c (do_include_common): line-map.c now handles include depth.
3788 (cpp_push_buffer): Similarly.
3789 (_cpp_pop_buffer): Similarly.
3790 * cppmacro.c (builtin_macro): Update.
3791 * line-map.c (init_line_maps): Set depth.
3792 (add_line_map): Increment "used" earlier. Update and use the
3794 (trace_include): Use the include depth.
3795 * line-map.h (struct line_maps): New member depth.
3797 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
3799 * cppfiles.c (stack_include_file): Don't handle -H here.
3800 * cppinit.c (cpp_start_read): Set include tracing after
3801 cpp_post_options and after stacking the main file.
3802 * line-map.c (trace_include): New.
3803 (init_line_maps, add_line_map): Update.
3804 * line-map.h (struct line_maps): New member trace_includes.
3806 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
3808 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
3809 * cppfiles.c (stack_include_file): Only stack a file if there
3810 is something to do. Return a boolean indicating whether a
3811 buffer was stacked or not.
3812 (_cpp_execute_include): Similarly.
3813 (_cpp_read_file): Similarly.
3814 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
3816 2001-08-21 Sam Steingold <sds@gnu.org>
3818 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
3819 (RECACHE): keep obufp_before_macroname up to date
3821 2001-08-21 Zack Weinberg <zackw@panix.com>
3823 * stmt.c: Don't include insn-codes.h.
3824 (expand_end_case): Machine specific logic moved to expr.c.
3825 No need to worry about __builtin_classify_type.
3826 (check_for_full_enumeration_handling, emit_case_nodes):
3829 * builtins.o (expand_builtin_classify_type): Split up so code
3830 can be shared with fold_builtin_classify_type.
3831 (type_to_class, fold_builtin_classify_type): New functions.
3832 (fold_builtins): Handle __builtin_classify_type.
3834 * expr.c (do_tablejump): Now static.
3835 (case_values_threshold, try_casesi, try_tablejump): New;
3836 code mostly from stmt.c (expand_end_case).
3837 (expr.h): Update prototypes.
3839 * Makefile.in (stmt.o): Update dependencies.
3841 2001-08-21 Will Cohen <wcohen@redhat.com>
3843 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
3844 declaration of variable i.
3845 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
3846 declaration of variable i.
3848 2001-08-21 Richard Henderson <rth@redhat.com>
3850 * crtstuff.c: Fix thinko last change. Move list tails to start
3851 of CRT_END section. Tidy ifdefs.
3852 (__EH_FRAME_BEGIN__): Always static for ELF.
3853 (__do_global_ctors_1): Rename from __frame_dummy.
3854 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
3855 name change; don't hide __EH_FRAME_BEGIN__.
3857 2001-08-21 Richard Henderson <rth@redhat.com>
3859 * gdbinit.in: Move break on exit after break on fancy_abort.
3861 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
3864 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
3866 * cpphash.h (_cpp_push_next_buffer): New.
3867 * cppinit.c (do_includes): Remove.
3868 (push_include, free_chain, _cpp_push_next_buffer): New.
3869 (cpp_start_read): Use them to rework command line option handling.
3870 (cpp_handle_option): Combine handling of -include and -imacros.
3871 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
3872 appropriate. Always insert missing \n at EOF.
3873 * cpplib.c (start_directive): Get the directive position right.
3874 * cppmain.c (cb_file_change): Always print the first line, unless
3877 2001-08-20 Andreas Jaeger <aj@suse.de>
3879 * profile.c (compute_branch_probabilities): Remove extra new-line
3881 * flow.c (verify_flow_info): Likewise.
3883 2001-08-20 Diego Novillo <dnovillo@redhat.com>
3885 * basic-block.h (basic_block): Add new field 'flags'.
3886 (BB_REACHABLE): Define.
3887 (expunge_block): Declare.
3888 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
3889 (EXIT_BLOCK_PTR): Ditto.
3890 (expunge_block): Remove static declaration.
3891 (cleanup_cfg): Clear bb->aux on every basic block.
3892 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
3893 computing reachability.
3894 (delete_unreachable_blocks): Delete block b if b->flags has
3897 2001-08-20 Diego Novillo <dnovillo@redhat.com>
3899 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
3901 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3903 * sparc.c (sparc_variable_issue): Fix typo in last change.
3905 2001-08-20 Richard Henderson <rth@redhat.com>
3907 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
3909 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
3911 * pa.h (RETURN_IN_MEMORY): Improve comment.
3913 2001-08-20 Janis Johnson <janis187@us.ibm.com>
3915 * doc/invoke.texi (Profiling options): Clarify the interactions
3916 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
3918 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
3920 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
3923 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3925 * gcc.c (make_relative_prefix): Allocate a sufficiently large
3928 2001-08-20 Richard Henderson <rth@redhat.com>
3930 * final.c (end_final): Fix typo last change.
3932 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
3934 * cppinit.c (init_standard_includes): The returned buffer
3935 is already malloc-ed.
3936 * gcc.c (add_prefix): Similarly.
3937 * prefix.c (translate_name): Update to support clear buffer
3939 (update_path): Similarly. Be sure to free any newly allocated
3940 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
3942 * prefix.h (update_path): Update prototype and document.
3943 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
3944 up and update to new buffer ownership rules.
3945 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
3947 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
3949 * final.c (compute_alignments): New function.
3950 (init_insn_lengths): Do not care label_align.
3951 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
3952 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
3953 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
3954 (shorted_branches): Realloc label_align array; do
3955 not call init_insn_lengths; Do not care about loop alignments.
3956 * output.h (compute_alignments): Declare.
3957 * toplev.c (rest_of_compilation): Call compute_alignments.
3958 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
3960 * predict.c (block_info_def): Add npredecesors, remove nvisited;
3961 change visited to tovisit.
3962 (propagate_freq): Use faster traversing algorithm.
3963 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
3964 to tovisit; reverse meaning.
3966 * predict.c (struct block_info_def): Remove nvisited.
3967 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
3968 (estimate_bb_frequencies): Call mark_dfs_back_edges.
3970 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
3972 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
3973 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
3974 (TARGET_FUSED_MADD): New.
3975 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
3976 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
3977 the multiply-add instructions.
3979 2001-08-19 Richard Henderson <rth@redhat.com>
3981 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
3982 is aligned to pointer size.
3984 2001-08-19 Richard Henderson <rth@redhat.com>
3986 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
3987 display markers during final schedule.
3989 2001-08-19 Richard Henderson <rth@redhat.com>
3991 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
3993 2001-08-19 Richard Henderson <rth@redhat.com>
3995 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
3997 (ASM_NAME_TO_STRING): Remove.
3998 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
3999 in the same string. Remove support for expressions.
4001 2001-08-19 Richard Henderson <rth@redhat.com>
4003 * config/i386/i386.md (tablejump): Make an expander; handle
4004 pic relative addressing here.
4005 (tablejump_1): Rename from tablejump_pic.
4008 2001-08-19 Richard Henderson <rth@redhat.com>
4010 * regclass.c (fix_register): Fix typo.
4012 2001-08-18 Richard Henderson <rth@redhat.com>
4014 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
4015 (struct _Unwind_Context): Expand br_loc to hold it.
4016 (uw_frame_state_for): Handle leaf functions better.
4017 (uw_update_reg_address): Update for br_loc change.
4019 2001-08-18 Richard Henderson <rth@redhat.com>
4021 * crtstuff.c: Move list heads before code that uses them.
4022 (__JCR_LIST__): Remove initial null.
4023 (frame_dummy, __frame_dummy): Do java registration here ...
4024 (__do_global_ctors_aux): ... not here.
4026 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
4027 (__do_global_dtors_aux): Update to match.
4028 (__JCR_LIST__, __do_jv_register_classes): New.
4030 * config/ia64/crtend.asm (__JCR_END__): New.
4031 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
4032 instead of an indirect LTOFF22 reloc.
4034 2001-08-18 Richard Henderson <rth@redhat.com>
4036 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
4037 * regclass.c (init_reg_sets_1): Fix typo.
4038 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
4039 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
4040 (ia64_compute_frame_size): Make ar.unat live when in use.
4041 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
4042 for ar.pfs; remove ar.unat handling.
4043 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
4045 (PREDICATE_CODES): Add ar_pfs_reg_operand.
4046 * config/ia64/ia64-protos.h: Update decls.
4047 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
4048 (sibcall_pic): Likewise.
4050 2001-08-18 Richard Henderson <rth@redhat.com>
4052 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
4053 pred_rel_mutex when searching for insn_group_barrier.
4054 * config/ia64/ia64.md (cycle_display): Combine the expander
4057 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
4058 bit before asm as needed.
4060 2001-08-18 Richard Henderson <rth@redhat.com>
4062 * timevar.def (TV_MACH_DEP): New.
4063 * toplev.c (rest_of_compilation): Use it.
4064 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
4066 2001-08-18 Zack Weinberg <zackw@panix.com>
4068 * unwind-dw2.c (execute_stack_op): Add default aborts to
4069 the inner switches to prevent warnings.
4071 2001-08-18 Richard Henderson <rth@redhat.com>
4073 * timevar.h (struct timevar_time_def): Change element type to float.
4074 (ticks_to_msec, clocks_to_msec): Likewise.
4075 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
4076 (get_time): Likewise.
4077 (timevar_print): Adjust zero check and printing to match.
4079 2001-08-18 Zack Weinberg <zackw@panix.com>
4081 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
4082 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
4083 Eliminate overfull or underfull hboxes.
4085 2001-08-18 Zack Weinberg <zackw@panix.com>
4087 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
4089 2001-08-18 Zack Weinberg <zackw@panix.com>
4091 * haifa-sched.c: Convert to target hooks. Macros replaced
4092 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
4093 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
4094 MD_SCHED_FINISH, and HAVE_cycle_display.
4095 * target-def.h (TARGET_SCHED_ADJUST_COST,
4096 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
4097 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
4098 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
4099 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
4100 New hook #defines to be overridden.
4101 (TARGET_SCHED): Bring them all together.
4102 (TARGET_INITIALIZER): Update.
4103 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
4104 instead of 'struct rtx_def *' throughout.
4105 (struct sched): New set of hooks for the scheduler.
4106 * Makefile.in (haifa-sched.o): Depend on target.h.
4107 * doc/tm.texi: Document the new scheduler hooks, together in
4108 their own section, instead of scattered around.
4109 Fix a bunch of underfull/overfull hboxes.
4111 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
4112 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
4113 sparc.h: Don't define any of the old scheduler macros.
4115 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
4116 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
4117 sparc.c: Create hook functions from code extracted from
4118 corresponding target header, or make existing hooks static, as
4119 appropriate. Set the appropriate entries in targetm.
4121 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
4122 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
4123 rs6000-protos.h, s390-protos.h, sparc-protos.h:
4124 Remove prototypes for functions which are now static.
4126 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
4127 related gunk; the Haifa scheduler is now the only choice.
4129 2001-08-18 Zack Weinberg <zackw@panix.com>
4131 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
4132 * genopinit.c: Put floating point divide insns in sdiv_optab.
4133 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
4134 * config/gofast.h, config/c4x/c4x.h,
4135 config/ia64/hpux_longdouble.h, config/mips/mips.h,
4136 config/pa/long_double.h, config/rs6000/sysv4.h,
4137 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
4138 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
4139 (init_optabs): Use init_optabv for overflow-trapping optabs.
4140 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
4141 cmp_optab RTX codes so have_insn_for can find them.
4143 * optabs.c (expand_simple_binop, expand_simple_unop,
4144 have_insn_for, gen_sub3_insn): New interfaces.
4145 * expr.h: Prototype new functions.
4146 (enum optab_methods): Move here from optabs.h.
4148 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
4149 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
4150 Use new functions instead of working directly with optabs.
4151 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
4152 unroll.c: Don't include optabs.h.
4153 * caller-save.c, combine.c, function.c, stmt.c: Just include
4154 insn-codes.h, not optabs.h.
4155 * Makefile.in: Update dependencies.
4157 * combine.c (make_compound_operation, simplify_comparison):
4158 Fix typos testing for this or that instruction.
4160 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4162 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
4163 generating libgcc.a.
4165 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4167 * except.c (TYPE_HASH): Delete.
4169 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
4172 * tree.c (TYPE_HASH): Delete.
4174 * tree.h (TYPE_HASH): Define.
4176 2001-08-18 Graham Stott <grahams@redhat.com>
4178 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
4180 (adddi3_internal_2+2): Likewise.
4181 (eh_set_lr_di+1): Likewise.
4183 2001-08-17 Richard Henderson <rth@redhat.com>
4185 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4186 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
4187 * dwarf2asm.c: ... here.
4188 * dwarfout.c: Remove them.
4190 * varasm.c (assemble_integer): Add align parameter.
4191 (assemble_real, output_constant, output_constructor): Likewise.
4192 * output.h: Update decls.
4193 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
4194 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
4195 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
4196 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
4197 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
4200 * final.c (end_final): Abort profile block generation if we
4201 havn't layed it out properly.
4202 * output.h (assemble_eh_integer): Remove stale decl.
4203 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
4205 (assemble_integer): Handle unaligned data.
4206 (assemble_real): Abort on unaligned data.
4207 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
4209 (default_dtor_section_asm_out_destructor): Use assemble_align.
4210 (default_named_section_asm_out_constructor): Likewise.
4211 (default_ctor_section_asm_out_constructor): Likewise.
4212 * config/darwin.c (machopic_asm_out_constructor): Likewise.
4213 (machopic_asm_out_destructor): Likewise.
4214 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
4215 (nextstep_asm_out_destructor): Likewise.
4216 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
4217 (vms_asm_out_destructor): Likewise.
4219 2001-08-17 Richard Henderson <rth@redhat.com>
4221 * config/mips/iris6.h (TARGET_IRIX6): New.
4222 (current_section_name, current_section_flags): New.
4223 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
4224 (MAX_OFILE_ALIGNMENT): New.
4225 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
4226 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
4227 (copy_file_data): Split out from
4228 (mips_asm_file_end): ... here.
4229 (mips_asm_file_start): Remove extra .section directive. Use
4230 tmpfile instead of mips_make_temp_file.
4231 (mips_unique_section): Use const char * as needed for warnings.
4232 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
4233 re-add align parameter.
4234 (iris6_asm_named_section): New.
4235 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
4236 (iris6_asm_output_align, iris6_section_align_1): New.
4237 (iris6_asm_file_start, iris6_asm_file_end): New.
4238 * config/mips/mips-protos.h: Update decls.
4240 2001-08-17 Janis Johnson <janis187@us.ibm.com>
4242 * doc/install.texi (Install GCC): Add links to build status pages.
4244 (Final install): Ditto; request updates for specific info
4246 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
4248 * cpperror.c (print_location): Don't take a file name; use the
4250 (_cpp_begin_message): Similarly.
4251 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
4252 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
4253 (cpp_pedwarn_with_file_and_line): Remove.
4254 * cppfiles.c (stack_include_file): Update; set filename to stdin
4255 here when appropriate.
4256 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
4257 (_cpp_begin_message): Don't take a file name.
4258 * cppinit.c: Add comment.
4259 * cpplex.c: Fix end-of-directive indicator.
4260 * cpplib.c: Don't include intl.h.
4261 (run_directive, do_diagnostic): Update.
4262 (do_line): Update to not use nominal_fname.
4263 (cpp_push_buffer): Don't take a filename.
4264 * cpplib.h (struct ht): Remove.
4265 (cpp_push_buffer): Don't take a filename.
4266 (cpp_pedwarn_with_file_and_line): Remove.
4267 * cppmacro.c (struct cpp_macro): Remove file.
4268 (builtin_macro): Update.
4269 (_cpp_create_definition): Update.
4270 * cppmain.c: Correct comment.
4271 * fix-header.c (read_scan_file): Update.
4273 2001-08-17 Kazu Hirata <kazu@hxi.com>
4275 * sbitmap.c: Fix comment formatting.
4276 * sched-deps.c: Likewise.
4277 * sibcall.c: Likewise.
4278 * simplify-rtx.c: Likewise.
4280 * ssa-ccp.c: Likewise.
4281 * stor-layout.c: Likewise.
4282 * timevar.c: Likewise.
4283 * toplev.c: Likewise.
4284 * unwind-dw2.c: Likewise.
4285 * unwind-dw2-fde.c: Likewise.
4286 * varasm.c: Likewise.
4288 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
4290 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
4291 or larger than an integer in memory.
4293 2001-08-17 Zack Weinberg <zackw@panix.com>
4295 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
4296 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
4297 * rtl.h: Don't forward-declare union tree_node here. Don't
4298 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
4299 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
4300 and tree respectively.
4301 * tree.h: Don't forward-declare struct rtx_def here. Don't
4302 typedef tree here. Change all uses of struct rtx_def *,
4303 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
4304 and tree respectively.
4306 2001-08-17 Richard Henderson <rth@redhat.com>
4308 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
4309 config/mips/openbsd.h: Fix typos last change.
4311 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4313 * doc/invoke.texi (Optimize Options): The default for
4314 -finline-limit is 600.
4316 2001-08-17 Richard Henderson <rth@redhat.com>
4318 * varasm.c (text_section): Allow TEXT_SECTION to override the
4319 printing of TEXT_SECTION_ASM_OP.
4320 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
4321 (DATA_SECTION, BSS_SECTION): Remove.
4322 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
4323 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
4324 Rename from s/_NAME//.
4325 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
4326 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
4327 (TEXT_SECTION): ... here. New.
4328 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
4329 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
4330 * config/mips/openbsd.h: Likewise.
4331 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
4332 (mips_asm_file_end): Likewise test.
4333 (mips_output_function_epilogue): Likewise. Switch back to data
4334 section after emitting the function.
4336 * doc/tm.texi (Sections): Document TEXT_SECTION.
4338 2001-08-17 Richard Henderson <rth@redhat.com>
4340 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
4341 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
4343 2001-08-17 Richard Henderson <rth@redhat.com>
4345 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
4346 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
4347 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
4348 Add aligned attribute.
4350 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
4352 * config/sh/sh.md: Add modes to unspecs in first insn to match
4353 those in the second.
4355 * Makefile.in: Fix collect2 copy for Cygwin.
4357 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
4359 Install the proper patch.
4360 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
4361 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
4362 (expand_function_start): Likewise.
4363 * stmt.c (expand_decl): Likewise.
4364 * varasm.c (make_decl_rtx): Likewise.
4366 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
4368 * final.c: Undo my previous accidental checkin.
4369 * output.h: Likewise.
4370 * tm.texi: Likewise.
4372 2001-08-16 Richard Henderson <rth@redhat.com>
4374 * varasm.c (named_section_flags): Remove align parameter.
4375 * varasm.c, dwarf2out.c: Update all callers.
4376 * output.h: Update prototypes.
4378 * target.h (target.asm_out.named_section): Remove align parameter.
4379 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
4380 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
4381 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
4382 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
4383 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
4385 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
4386 (get_named_section_flags, set_named_section_flags): New.
4387 (named_section_flags): Use them.
4388 (named_section): Do decl vs section flags check here...
4389 (default_section_type_flags): ... not here.
4390 (init_varasm_once): Create in_named_htab.
4391 (resolve_unique_section): Mark reloc unused.
4393 2001-08-16 Richard Henderson <rth@redhat.com>
4395 * varasm.c (force_const_mem): Keep pool alignment in bits.
4396 (output_constant_pool): Use assemble_align.
4398 2001-08-16 Zack Weinberg <zackw@panix.com>
4400 * doc/tm.texi: Remove extra @table command.
4402 2001-08-16 Zack Weinberg <zackw@panix.com>
4404 * final.c (shorten_branches): Clear the end of the label_align
4405 array only if we made it larger. Break up messy expressions
4408 * diagnostic.c (internal_error): Check for error recursion
4409 before doing ICE suppression.
4411 * timevar.c: Timing variables now count in milliseconds.
4412 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
4413 (get_time): Not here.
4414 (timevar_print): Don't print any timer whose user, cpu, and
4415 wall times are all zero as displayed.
4416 * timevar.h: Update comment aboout units. Make timevar
4419 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
4421 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
4422 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
4423 (expand_function_start): Likewise.
4424 * stmt.c (expand_decl): Likewise.
4425 * varasm.c (make_decl_rtx): Likewise.
4427 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
4429 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
4430 (finalize_record_size): Don't set TYPE_USER_ALIGN.
4432 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4434 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
4437 2001-08-16 Andreas Jaeger <aj@suse.de>
4439 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
4442 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
4444 * rtl.h (only_sets_cc0_p): New prototype.
4445 * jump.c (sets_cc0_p): Handle INSN.
4446 (only_sets_cc0_p): New function.
4447 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
4448 (tidy_fallthru_edge): Likewise.
4449 * integrate.c (copy_insn_list): Likewise.
4450 * unroll.c (unroll_loop): Likewise.
4451 (copy_loop_body): Likewise.
4453 2001-08-15 Jason Eckhardt <jle@redhat.com>
4455 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
4457 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
4459 * predict.c (struct block_info_def): Remove nvisited.
4460 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
4461 (estimate_bb_frequencies): Call mark_dfs_back_edges.
4463 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
4464 (ix86_adjust_cost): Teach scheduler that latency to load operand can
4467 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
4469 * predict.def: Update hitrates.
4471 2001-08-15 Richard Henderson <rth@redhat.com>
4473 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
4475 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
4477 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
4478 note from its associated jump.
4480 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4482 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
4483 also on 64-bit s390x targets.
4485 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
4487 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
4489 (arm_expand_prologue): Handled nested functions which take a
4490 variable argument list.
4491 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
4492 macro with an invocation of
4493 arm_compute_initial_elimination_offset.
4494 * config/arm/arm-protos.h: Prototype
4495 arm_compute_initial_elimination_offset.
4497 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4499 * doc/install.texi (Specific, avr): Fix markup.
4500 (Specific, c4x): Ditto.
4502 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4504 * predict.c (dump_prediction): Change `bool' parameter to `int'.
4506 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
4508 * Makefile.in (OBJS): Add rtl-error.o
4509 (rtl-error.o): New rule.
4510 (diagnostic.o): Adjust dependency.
4511 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
4512 error_for_asm, _fatal_insn, _fatal_insn_not_found,
4513 warning_for_asm): Move to...
4514 rtl-error.c: ...here. New file.
4516 2001-08-14 Richard Henderson <rth@redhat.com>
4518 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
4519 if USING_SJLJ_EXCEPTIONS.
4521 2001-08-14 Steve Ellcey <sje@cup.hp.com>
4523 * tlink.c (scan_linker_output): Check string for unsatisfied in
4524 addition to undefined and unresolved.
4526 2001-08-14 Graham Stott <grahams@redhat.com>
4528 * libgcc2.c (*): Replace EH_FRAME_SECTION with
4529 EH_FRAME_SECTION_NAME.
4531 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
4533 * genattrtab.c (simplify_test_exp_in_temp): New function.
4534 (simplify_test_exp): Avoid explicit use of temporary obstack.
4535 (simplify_cond, insert_right_side, evaluate_eq_attr,
4536 simplify_and_tree, simplify_or_tree, eliminate_known_true):
4537 Use simplify_test_exp_in_temp.
4538 (optimize_attrs): Iterate until expression stabilizes.
4540 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
4542 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
4543 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
4545 2001-08-13 Richard Henderson <rth@redhat.com>
4547 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
4548 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
4549 * config/arm/conix-elf.h: Likewise.
4551 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
4553 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
4555 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
4557 * gcse.c (hash_scan_set): Expressions that are set as part of
4558 jump instructions are not available.
4560 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4562 * config/s390/s390.c (print_operand, s390_function_prologue,
4563 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
4565 2001-08-13 Richard Henderson <rth@redhat.com>
4567 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
4568 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
4569 * doc/tm.texi (Exception Region Output): Document it.
4571 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
4573 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
4574 DWARF2 instead of stabs by default.
4576 2001-08-13 David Edelsohn <edelsohn@gnu.org>
4578 * config/rs6000/rs6000.c: Include optabs.h.
4580 2001-08-13 David Edelsohn <edelsohn@gnu.org>
4582 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
4583 save/restore routines.
4584 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
4586 2001-08-13 Andreas Jaeger <aj@suse.de>
4588 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
4589 the english is correct.
4591 2001-08-13 Zack Weinberg <zackw@panix.com>
4593 * expr.h: Split out optab- and libfunc-related code to...
4594 * optabs.h, libfuncs.h: ... these new headers.
4596 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
4598 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
4600 * mkconfig.sh: Don't include insn-codes.h from config.h.
4602 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
4603 enum insn_code is available. Move reload_in_optab and
4604 reload_out_optab array declarations to optabs.h.
4605 * regmove.c (gen_add3_insn): Move to optabs.c, export from
4606 there, prototype in expr.h.
4607 * gencodes.c: Cleanup: zap global variables, don't use
4608 printf where puts will do, don't bother defining MAX_INSN_CODE
4609 which nothing uses, let CODE_FOR_nothing get its value implicitly.
4611 * genemit.c, genopinit.c: Include optabs.h in generated file.
4612 * genoutput.c: Include insn-codes.h in generated file.
4613 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
4614 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
4615 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
4616 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
4617 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
4618 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
4620 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
4621 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
4622 config/m88k/m88k.c, config/sparc/sparc.c:
4624 * reload.c: Include expr.h and optabs.h before reload.h.
4625 * config/alpha/alpha.c: Include tree.h before reload.h.
4626 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
4627 and reload.h in that order.
4628 * config/sparc/sparc.c: Include debug.h.
4629 * recog.c: Include insn-codes.h.
4631 2001-08-13 Andreas Jaeger <aj@suse.de>
4633 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
4636 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
4638 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
4639 * gcc.c (init_spec): Fix typo in comment.
4640 * varasm.c (data_section): Fix typo in comment.
4642 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
4644 * predict.c (dump_prediction): New argument "USED".
4645 (combine_predictions_for_insn): Determine the used heuristics,
4646 output the case no heuristic applied.
4647 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
4649 2001-08-13 Andreas Jaeger <aj@suse.de>
4651 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
4654 2001-08-13 Kazu Hirata <kazu@hxi.com>
4656 * jump.c: Fix formatting.
4658 2001-08-13 Kazu Hirata <kazu@hxi.com>
4660 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
4663 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
4665 * loop.c (check_dbra_loop): Use condjump_label to compute
4668 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
4669 to better document the files they're in.
4671 2001-08-12 Zack Weinberg <zackw@panix.com>
4673 * recog.h (struct insn_operand_data): Shrink 'mode' field
4676 2001-08-12 Kazu Hirata <kazu@hxi.com>
4678 * gcc.c: Fix comment formatting.
4679 * gccspec.c: Likewise.
4682 * genemit.c: Likewise.
4683 * gengenrtl.c: Likewise.
4684 * genrecog.c: Likewise.
4685 * gensupport.c: Likewise.
4686 * ggc-page.c: Likewise.
4687 * global.c: Likewise.
4688 * graph.c: Likewise.
4689 * ifcvt.c: Likewise.
4690 * integrate.c: Likewise.
4692 * libgcc2.c: Likewise.
4694 * mbchar.c: Likewise.
4695 * optabs.c: Likewise.
4696 * predict.c: Likewise.
4697 * prefix.c: Likewise.
4698 * profile.c: Likewise.
4699 * protoize.c: Likewise.
4701 * recog.c: Likewise.
4702 * regclass.c: Likewise.
4703 * regmove.c: Likewise.
4704 * reg-stack.c: Likewise.
4705 * reload1.c: Likewise.
4706 * resource.c: Likewise.
4707 * rtlanal.c: Likewise.
4710 2001-08-12 Kazu Hirata <kazu@hxi.com>
4712 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
4713 a tree representing a constant is passed to the macro.
4715 2001-08-12 Richard Henderson <rth@redhat.com>
4717 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
4718 (rs6000_elf_asm_out_destructor): New.
4719 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
4720 (DTORS_SECTION_ASM_OP): Remove.
4721 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4722 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
4724 2001-08-12 David Edelsohn <edelsohn@gnu.org>
4727 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4728 * gcc.c (set_collect_gcc_options): New function, split out from
4730 Ignore elided switches.
4731 (do_spec_1): Invoke before executing command.
4732 (set_input): Export.
4733 Move declaration ...
4734 * gcc.h (set_input): ... here.
4735 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
4738 2001-08-12 Richard Henderson <rth@redhat.com>
4740 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
4741 thinko wrt TARGET_RELOCATABLE.
4743 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
4745 * fix-header.c (cb_file_change): Update prototype.
4747 2001-08-11 Zack Weinberg <zackw@panix.com>
4749 * toplev.c (set_float_handler): Make static.
4750 * toplev.h: Don't prototype set_float_handler.
4752 * simplify-rtx.c: Don't include setjmp.h.
4753 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
4755 (simplify_unary_operation, simplify_binary_operation): Use them,
4756 via do_float_handler.
4758 * fold-const.c: Don't include setjmp.h.
4759 (exact_real_inverse_1): New function.
4760 (exact_real_inverse): Use it, via do_float_handler.
4762 * varasm.c: Don't include setjmp.h.
4763 (assemble_real_1): New function.
4764 (assemble_real): Use it, via do_float_handler.
4765 Call internal_error if we get a trap here.
4767 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
4768 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
4770 2001-08-11 Zack Weinberg <zackw@panix.com>
4772 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
4773 STACK_BOUNDARY if not already defined.
4775 * calls.c, function.c, reload1.c, explow.c: Don't default
4776 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
4777 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
4779 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
4782 * doc/tm.texi: Document that STACK_BOUNDARY is required;
4783 clarify difference between it and PREFERRED_STACK_BOUNDARY.
4785 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
4787 * cppmacro.c (enter_macro_context): Push macro expansions even
4790 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4792 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
4793 (rs6000_elf_section_type_flags): Actually return a value.
4795 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
4797 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
4798 Clean up code: add missing comments and prototypes, fix warnings,
4799 remove obsolete code, fix spacing to conform to coding style.
4801 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
4803 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
4804 and TARGET_ASM_CLOSE_PAREN.
4805 (regclass_map): CC register belongs to class NO_REGS.
4806 (legitimize_pic_address): Don't generate unnecessary moves
4807 (to avoid confusing loop optimization).
4808 (check_and_change_labels): Replace jump_long by indirect_jump.
4809 (s390_final_chunkify): Don't start a new literal pool on section
4810 switch in 64-bit code.
4811 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
4813 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
4814 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
4815 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
4817 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
4818 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
4819 (CONST_COSTS): Fixed incorrect costs.
4821 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
4822 Use emit_jump instead of emit_jump_insn (gen_jump).
4823 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
4824 (to avoid confusing flow analysis).
4825 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
4826 (casesi, casesi_jump): New.
4827 (jump_long): Removed. Functionality merged into indirect_jump.
4828 (indirect_jump): Accept address_operand, not just register_operand.
4829 (cjump_long, icjump_long): Use same logic as indirect_jump.
4830 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
4831 Fixed broken setjmp/longjmp handling.
4832 (do_builtin_setjmp_setup): Removed.
4834 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
4835 broken GNU as versions that don't accept .quad with large
4836 negative values. Use hexadecimal output instead.
4837 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
4838 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
4839 FUNCTION_EPILOGUE): Removed. Now in targetm.
4841 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
4843 * config/s390/fixdfdi.h: Add missing copyright statement.
4844 Fix type conflicts on 64-bit. Add missing SFmode routines.
4846 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
4849 2001-08-11 Richard Henderson <rth@redhat.com>
4851 * rtl.h (REG_EH_RETHROW): Remove.
4852 * rtl.c (reg_note_name): Update.
4853 * combine.c (distribute_notes): Don't check for it.
4855 2001-08-11 Richard Henderson <rth@redhat.com>
4857 * combine.c (distribute_notes): Place REG_SETJMP.
4859 2001-08-11 Richard Henderson <rth@redhat.com>
4861 * doc/extend.texi (Arrays and pointers implementation): Discourage
4862 relying on sign-extension of pointers.
4864 2001-08-11 H.J. Lu <hjl@gnu.org>
4866 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
4868 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
4869 RDATA_SECTION_ASM_OP.
4871 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4873 * doc/install.texi (Specific, c4x): Fix cross-reference to the
4874 main manual to work both for info and HTML versions.
4876 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
4877 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4879 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
4880 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
4881 (struct cpp_pool): New member first.
4882 * cppinit.c (append_include_chain): Plug memory leaks.
4883 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
4884 Allocate pragma structures from the (aligned) macro pool to
4885 avoid leaking memory.
4886 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
4887 so we don't leak memory.
4888 * hashtable.c (ht_destroy): New.
4889 * hashtable.h (ht_destroy): New.
4891 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
4892 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4894 * c-lex.c (map): Make const.
4895 (cb_file_change): Update for callback passing a line map.
4896 Don't assume we have a previous map. Remove sanity check
4897 about popping too many files.
4898 * cpperror.c (print_location): Make map const.
4899 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
4900 (cpp_make_system_header): Similarly.
4901 (search_from): Similarly.
4902 (_cpp_execute_include): Don't remember where we came from.
4903 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
4904 (struct cpp_reader): Make map const.
4905 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
4906 * cpplib.c (do_line): Update; line maps now hold sysp.
4907 (cpp_push_buffer): Similarly.
4908 (_cpp_do_file_change): Similarly; callback with map instead.
4909 (cpp_get_line_maps): Constify return value.
4910 (_cpp_pop_buffer): Update.
4911 * cpplib.h (struct cpp_file_change): Remove.
4912 (struct cpp_callbacks): Update.
4913 (cpp_get_line_maps): Constify return value.
4914 * cppmacro.c (_cpp_create_definition): Update.
4915 * cppmain.c (struct printer): Constify map.
4916 (maybe_print_line): Similarly.
4917 (print_line): Similarly. Deduce flags 1 and 2 here.
4918 (cb_file_change): Update.
4919 * line-map.c (free_line_maps): Warn regardless.
4920 (add_line_map): Return pointer to const. When passed NULL to_file
4921 with LC_LEAVE, use the obvious values for the return point so the
4922 caller doesn't have to figure them out.
4923 (lookup_line): Return pointer to const.
4924 (print_containing_files): Take pointer to const.
4925 * line-map.h (struct line_map): New members reason, sysp.
4926 (add_line_map): Return pointer to const.
4927 (lookup_line): Similarly.
4928 (print_containing_files): Take pointer to const.
4930 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
4931 Richard Henderson <rth@redhat.com>
4933 * regmove.c (regmove_optimize): Avoid setting a register twice in
4936 2001-08-10 Richard Henderson <rth@redhat.com>
4938 * doc/extend.texi (Arrays and pointers implementation): Document
4939 behavior of pointer/integer conversion.
4941 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
4943 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
4945 2001-08-10 Richard Henderson <rth@redhat.com>
4947 * doc/extend.texi (C Implementation): New chapter.
4948 * doc/gcc.texi (Top): Link it in.
4950 2001-08-10 Andrew Cagney <ac131313@redhat.com>
4952 * doc/install.texi (Specific): Fix CVS merge botch.
4954 2001-08-10 Richard Henderson <rth@redhat.com>
4956 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
4957 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
4959 2001-08-10 Zack Weinberg <zackw@stanford.edu>
4961 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
4962 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
4963 this macro is now required.
4965 * cselib.c (cselib_process_insn), flow.c (propagate_block),
4966 loop.c (find_and_verify_loops), reload.c (reload): Check
4967 for rtx code of CALL_INSN, not CALL, when deciding if we
4968 need to check for REG_SETJMP note.
4970 * gcse.c (compute_hash_table, compute_store_table): Update
4971 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
4974 * config/avr/avr.c: Fix typo.
4975 * config/convex/convex.c (expand_movstr): Use adjust_address.
4976 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
4978 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
4979 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
4981 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
4982 Do define STACK_BOUNDARY.
4983 * config/i370/i370.c: Include expr.h.
4984 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
4985 config/pa/som.h, config/v850/v850.h: Take in_ctors and
4986 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
4987 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
4988 * config/m88k/m88k.c: Include c-tree.h after expr.h.
4989 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
4990 * config/romp/romp.c: Include expr.h after tree.h.
4992 (output_fpop): Use xmalloc, not oballoc.
4993 * config/we32k/we32k.c: Include expr.h.
4995 2001-08-10 Kazu Hirata <kazu@hxi.com>
4997 * config/h8300/h8300.h: Fix formatting.
4999 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
5001 * c-common.h (RETURN_NULLIFIED_P): Lose.
5002 * c-semantics.c (genrtl_return_stmt): Don't check it.
5004 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5006 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
5007 (mips_annotate_frame_insn): New function.
5008 (mips_emit_frame_related_store): New function.
5009 (save_restore_insns): Don't mark instructions that set up the base
5010 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
5011 the store instructions instead.
5012 (mips_expand_prologue): If the stack size is moved into a temporary
5013 register, do not mark that move as frame-related. Add a
5014 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
5016 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5018 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
5019 stack slot as unchanging if current_function_calls_eh_return.
5021 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5023 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
5024 access the second half of the TFmode scratch operand.
5026 2001-08-10 Anthony Green <green@redhat.com>
5028 * java/class.c (emit_register_classes): Conditionalize code on
5031 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5033 * doc/install.texi (Specific, avr): Fix cross-reference to the
5034 main manual to work both for info and HTML versions.
5036 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
5038 * stmt.c (expand_null_return_1): Remove code to generate simple returns
5039 and "use_goto" argument.
5040 (expand_null_return, expand_value_return): Update all callers.
5041 * function.c (expand_function_end): Remove code to generate simple
5043 * config/vax/vax.md (epilogue): New expander for function return.
5044 * doc/md.texi (epilogue): Remove "if defined".
5046 2001-08-09 Zack Weinberg <zackw@stanford.edu>
5048 * Makefile.in: Partially revert my previous change:
5049 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
5050 of the hashtab.o and safe-ctype.o rules.
5052 2001-08-09 Richard Henderson <rth@redhat.com>
5054 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
5055 (USE_COLLECT2): Remove duplicate definition.
5056 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
5057 (use_collect2): Remove dead code.
5058 * configure.in (use_collect2): Remove will_use_collect2 and
5059 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
5060 * configure: Rebuild.
5062 * target.h (targetm.asm_out.constructor): New.
5063 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
5064 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
5065 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
5066 * varasm.c (in_ctors, in_dtors): New.
5067 (assemble_constructor, assemble_destructor): Remove.
5068 (default_stabs_asm_out_destructor): New.
5069 (default_named_section_asm_out_destructor): New.
5070 (dtors_section, default_dtor_section_asm_out_destructor): New.
5071 (default_stabs_asm_out_constructor): New.
5072 (default_named_section_asm_out_constructor): New.
5073 (ctors_section, default_ctor_section_asm_out_constructor): New.
5074 * output.h: Update declarations.
5075 * c-decl.c (c_expand_body): Use target hooks instead of
5076 assemble_constructor and assemble_destructor.
5077 * profile.c (output_func_start_profiler): Likewise.
5078 * objc/objc-act.c (finish_objc): Likewise.
5079 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
5080 for the constructor.
5081 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
5083 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
5084 (DTORS_SECTION_ASM_OP): Likewise.
5085 (__CTOR_LIST__): Use attribute section when possible.
5086 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
5088 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
5089 ASM_OUTPUT_CONSTRUCTOR.
5091 * config/darwin.c (machopic_asm_out_constructor): New.
5092 (machopic_asm_out_destructor): New.
5093 * config/darwin-protos.h: Update declarations.
5094 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5095 (ASM_OUTPUT_DESTRUCTOR): Remove.
5096 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5097 * config/nextstep.c (nextstep_asm_out_constructor): New.
5098 (nextstep_asm_out_destructor): New.
5099 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5100 (ASM_OUTPUT_DESTRUCTOR): Remove.
5101 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5102 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
5103 ASM_OUTPUT_*STRUCTOR.
5104 * config/i386/aix386ng.h: Likewise.
5106 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
5107 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
5108 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
5109 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5110 * config/lynx.h: Likewise.
5111 * config/netware.h: Likewise.
5112 * config/psos.h: Likewise.
5113 * config/alpha/alpha-interix.h: Likewise.
5114 * config/alpha/elf.h: Likewise.
5115 * config/arc/arc.h: Likewise.
5116 * config/arm/aof.h: Likewise.
5117 * config/arm/coff.h: Likewise.
5118 * config/arm/elf.h: Likewise.
5119 * config/c4x/c4x.h: Likewise.
5120 * config/h8300/h8300.h: Likewise.
5121 * config/i386/cygwin.h: Likewise.
5122 * config/i386/djgpp.h: Likewise.
5123 * config/i386/i386-coff.h: Likewise.
5124 * config/i386/i386-interix.h: Likewise.
5125 * config/i386/sco5.h: Likewise.
5126 * config/i386/vsta.h: Likewise.
5127 * config/i386/win32.h: Likewise.
5128 * config/i960/i960-coff.h: Likewise.
5129 * config/ia64/sysv4.h: Likewise.
5130 * config/m68hc11/m68hc11.h: Likewise.
5131 * config/m68k/coff.h: Likewise.
5132 * config/m68k/mot3300.h: Likewise.
5133 * config/m88k/m88k.h: Likewise.
5134 * config/mcore/mcore-pe.h: Likewise.
5135 * config/mcore/mcore.h: Likewise.
5136 * config/mips/elf.h: Likewise.
5137 * config/mips/elf64.h: Likewise.
5138 * config/mips/iris6.h: Likewise.
5139 * config/pa/pa64-hpux.h: Likewise.
5140 * config/rs6000/sysv4.h: Likewise.
5141 * config/sh/sh.h: Likewise.
5142 * config/sparc/litecoff.h: Likewise.
5144 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
5145 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
5146 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5147 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5148 (ASM_OUTPUT_DESTRUCTOR): Remove.
5149 * config/a29k/a29k.c: Move include of tree.h.
5150 * config/a29k/udi.h: Delete file.
5151 * config/alpha/alpha.c (vms_asm_out_constructor): New.
5152 (vms_asm_out_destructor): New.
5153 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
5154 (EXTRA_SECTION_FUNCTIONS): Likewise.
5155 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5156 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5157 * config/c4x/c4x.c: Move include of tree.h.
5158 * config/clipper/clipper.c (clix_asm_out_constructor): New.
5159 (clix_asm_out_destructor): New.
5160 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5161 (ASM_OUTPUT_DESTRUCTOR): Remove.
5162 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5163 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5164 (TARGET_ASM_CONSTRUCTOR): New.
5165 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
5166 (sco_asm_out_constructor): New.
5167 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
5168 * config/i386/svr3gas.h: Remove stack grows up code.
5169 Remove code duplicated from i386/sysv3.h.
5170 (TARGET_ASM_CONSTRUCTOR): New.
5171 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5172 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
5173 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5174 (TARGET_ASM_CONSTRUCTOR): New.
5175 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
5176 (m68hc11_asm_out_destructor): New.
5177 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
5178 (TARGET_ASM_DESTRUCTOR): New.
5179 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
5180 * config/m68k/dpx2.h: Properly undef all the bits inherited from
5181 config/svr3.h pertaining to section manipulation.
5182 * config/m68k/dpx2g.h: Remove #if 0 code.
5183 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
5184 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
5185 (ASM_OUTPUT_CONSTRUCTOR): Remove.
5186 (TARGET_ASM_CONSTRUCTOR): New.
5187 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
5188 (m88k_svr3_asm_out_constructor): New.
5189 (m88k_svr3_asm_out_destructor): New.
5190 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5191 (ASM_OUTPUT_DESTRUCTOR): Remove.
5192 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5193 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
5194 * config/rs6000/aix.h: Likewise.
5195 * config/mips/rtems64.h: Don't undef removed constructor related bits.
5196 * config/mips/vxworks.h: Likewise.
5197 * config/rs6000/lynx.h: Likewise.
5198 * config/sh/elf.h: Likewise.
5199 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
5200 (DTORS_SECTION_ASM_OP): New.
5201 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5202 (ASM_OUTPUT_DESTRUCTOR): Remove.
5203 * config/sparc/sol2-sld-64.h: Likewise.
5204 * config/vax/vax.c (vms_asm_out_constructor): New.
5205 (vms_asm_out_destructor): New.
5206 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5207 (ASM_OUTPUT_DESTRUCTOR): Remove.
5208 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5210 * doc/tm.texi (@node Initialization): Update.
5212 2001-08-09 Richard Henderson <rth@redhat.com>
5214 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
5215 (__do_global_dtors_aux): Use gp-relative static data to avoid
5216 one dynamic relocation.
5217 (__do_frame_setup): Register Java classes.
5218 * config/alpha/crtend.asm (__JCR_END__): New.
5220 2001-08-09 Zack Weinberg <zackw@stanford.edu>
5222 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
5223 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
5224 (GEN, STAGESTUFF): Add new files.
5225 (insn-constants.h, s-constants, tm-preds.h, s-preds,
5226 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
5227 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
5228 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
5229 as well as insn-codes.h and insn-flags.h in config.h; and no
5230 extra headers in tconfig.h and hconfig.h.
5232 * gencodes.c: Eliminate code to generate predicate declarations
5233 or #defines for md-file constants.
5234 * genconstants.c, genpreds.c: New files.
5236 * i386.md: Re-order guard expressions such that TARGET_64BIT
5237 comes first, when this permits better optimization. Add
5238 TARGET_64BIT to more x86-64 patterns. Add comment explaining
5239 why this is desirable.
5241 2001-08-09 Jakub Jelinek <jakub@redhat.com>
5243 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
5244 (find_fde_for_dso): Remove.
5245 (_Unwind_IteratePhdrCallback): New.
5246 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
5247 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
5249 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5251 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
5252 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
5254 2001-08-09 Graham Stott <grahams@redhat.com>
5256 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
5257 (vis_no_unit): Use it.
5258 (visualize_no_unit): Add the insn only if room exists.
5260 2001-08-09 Graham Stott <grahams@redhat.com>
5262 * predict.c (estimate_probability): Replace magic numbers with
5263 appropriate enumeration.
5265 2001-08-09 Graham Stott <grahams@redhat.com>
5267 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
5269 (EXTRACT_FLAGS): Likewise.
5271 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
5273 * config/mips/mips.c (mips_legitimate_address_p): Check for
5274 CONST_INT in last patch.
5276 2001-08-08 Anthony Green <green@redhat.com>
5278 * java/class.c (emit_register_classes): Use assemble_jcr if
5279 possible. Keep the original mechanism as a fallback.
5280 * defaults.h (JCR_SECTION_NAME): Define if we have named section
5281 and weak symbol support.
5282 * crtstuff.c (__JCR_LIST__): Define.
5283 (__JCR_END__): Define.
5284 (_Jv_RegiserClasses): Define weak symbol if possible.
5285 (__do_global_ctors_aux): Register classes for ELF targets with
5286 weak symbol support.
5288 2001-08-08 Kazu Hirata <kazu@hxi.com>
5290 * dbxout.c: Fix comment formatting.
5291 * dependence.c: Likewise.
5293 * diagnostic.c: Likewise.
5294 * dominance.c: Likewise.
5295 * doprint.c: Likewise.
5296 * dwarf2out.c: Likewise.
5297 * dwarfout.c: Likewise.
5298 * emit-rtl.c: Likewise.
5299 * except.c: Likewise.
5300 * explow.c: Likewise.
5301 * expmed.c: Likewise.
5304 * fold-const.c: Likewise.
5305 * function.c: Likewise.
5307 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5309 * global.c (retry_global_alloc): Avoid shadowing allocno.
5311 2001-08-08 Mark Mitchell <mark@codesourcery.com>
5313 * except.c (remove_fixup_regions): Fix typo.
5315 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
5317 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
5318 unsigned HOST_WIDE_INT to avoid warning.
5319 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
5320 * flow.c (set_block_for_new_insns): Likewise.
5322 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
5324 * sibcall.c (return_value_pseudo): New static variable.
5325 (skip_copy_to_return_value): Handle return_value_pseudo.
5326 (call_ends_block_p): Ensure that return_value_pseudo is set.
5327 (optimize_sibling_and_tail_recursive_call): Discover the
5328 load of pseudo return value in alternate exit block.
5330 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5332 * calls.c (ECF_ALWAYS_RETURN): New constant.
5333 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
5334 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
5335 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
5336 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
5337 * rtl.c (reg_note_name): New name.
5338 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
5340 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
5342 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
5344 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
5346 * alias.c (get_alias_set): Return a previously calculated
5347 alias set for a VAR_DECL.
5348 * function.c (gen_mem_addressof): Calculate the alias set before
5351 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
5353 * predict.def: Set hitrates according our experimental run.
5355 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
5357 * i386.h (HARD_REGNO_RENAME_OK): New macro.
5359 2001-08-08 H.J. Lu <hjl@gnu.org>
5361 * config/mips/mips.c (mips_unique_section): New. Copied from
5364 * config/mips/mips-protos.h (mips_unique_section): New
5367 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
5369 * config/mips/little.h: New. Generic little endian mips
5370 targets. Only mips*-*-linux* is converted to use it so far.
5372 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
5373 (WCHAR_TYPE): Defined
5374 (WCHAR_TYPE_SIZE): Likewise.
5375 (INIT_SUBTARGET_OPTABS): Likewise.
5376 (BSS_SECTION_ASM_OP): Likewise.
5377 (SBSS_SECTION_ASM_OP): Likewise.
5378 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
5379 (ASM_DECLARE_OBJECT_NAME): Likewise.
5380 (UNIQUE_SECTION): Likewise.
5381 (EXTRA_SECTIONS): Likewise.
5382 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
5383 (ASM_OUTPUT_DESTRUCTOR): Likewise.
5384 (ASM_OUTPUT_DEF): Likewise.
5385 (HANDLE_SYSV_PRAGMA): Removed.
5386 (NO_IMPLICIT_EXTERN_C): Likewise.
5387 (TARGET_MEM_FUNCTIONS): Likewise.
5388 (STARTFILE_SPEC): Likewise.
5389 (ENDFILE_SPEC): Likewise.
5390 (LIB_SPEC): Likewise.
5391 (INVOKE__main): Likewise.
5392 (CTOR_LIST_BEGIN): Likewise.
5393 (CTOR_LIST_END): Likewise.
5394 (DTOR_LIST_BEGIN): Likewise.
5395 (DTOR_LIST_END): Likewise.
5396 (SET_ASM_OP): Likewise.
5397 (ASM_OUTPUT_SOURCE_LINE): Likewise.
5398 (ASM_OUTPUT_DEF): Likewise.
5399 (ASM_OUTPUT_IDENT): Likewise.
5401 * config/mips/mips.h (ASM_SPEC): Undefine before define.
5402 (CPLUSPLUS_CPP_SPEC): Likewise.
5403 (ASM_APP_ON) Redefine only if not defined.
5404 (ASM_APP_OFF): Likewise.
5405 (ASM_OUTPUT_SOURCE_LINE): Likewise.
5406 (ASM_OUTPUT_IDENT): Likewise.
5408 * config.gcc: Update tm_file for Linux/mips.
5410 2001-08-08 Bernd Schmidt <bernds@redhat.com>
5412 * cselib.c (cselib_record_sets): If insn is predicated, turn
5413 sources into IF_THEN_ELSEs.
5415 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
5416 Turn into define_insn_and_split.
5418 * sched-deps.c: Include "cselib.h".
5419 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
5420 Use cselib to turn memory addresses into VALUEs.
5421 (sched_analyze): Call cselib_init/cselib_finish if necessary.
5422 * sched-int.h (struct sched_info): New member USE_CSELIB.
5423 * sched-ebb.c (ebb_sched_info): Initialize it.
5424 * sched-rgn.c (rgn_sched_info): Likewise.
5425 * Makefile.in (sched-deps.o): Update dependencies.
5427 * cselib.h (cselib_subst_to_values): Declare.
5428 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
5429 that have no value and autoincs to be handled by generating a new
5432 2001-08-08 Graham Stott <grahams@redhat.com>
5434 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
5435 within fixed length SEQUENCE.
5437 2001-08-08 Graham Stott <grahams@redhat.com>
5439 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
5440 (diagnostic_prefixing_rule): Likewise.
5441 (diagnostic_line_cutoff): Likewise.
5442 (diagnostic_kind_count): Likewise.
5444 2001-08-08 Graham Stott <grahams@redhat.com>
5446 * alias.c (find_base_decl): Delete redundent assignment.
5448 2001-08-08 Graham Stott <grahams@redhat.com>
5450 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
5451 (abs): Uppercase and paranthesize macro parameter.
5452 (MEM_DEPENDENCY): Add whitespace.
5454 2001-08-08 Graham Stott <grahams@redhat.com>
5456 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
5457 failure check for CONST_INT
5459 2001-08-08 Graham Stott <grahams@redhat.com>
5461 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
5462 (libcall_dead_p): Likewise.
5464 (mark_used_regs): Constify fmt.
5465 (find_use_as_address): Likewise.
5467 2001-08-08 Graham Stott <grahams@redhat.com>
5469 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
5472 2001-08-08 Graham Stott <grahams@redhat.com>
5474 * combine.c (combine_simplify_rtx): Update comment and
5475 remove erroneous test.
5477 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
5479 * cppinit.c (cpp_finish): Pop the final buffer without comment.
5480 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
5481 take care to avoid multiple no-newline at EOF warnings in that
5484 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
5486 * calls.c (expand_call): Do not emit INSN_SETJMP note.
5487 (emit_library_call_value_1): Likewise.
5488 (emit_call_1): Emit REG_SETJMP note.
5489 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
5491 * cselib.c (cselib_process_insn): Likewise.
5492 * flow.c (propagate_block): Likewise.
5493 * loop.c (find_and_verify_loops): Likewise.
5494 * reload.c (find_equiv_regs): Likewise.
5495 * reload1.c (reload): Likewise.
5496 * resource.c (mark_referenced_resources,
5497 mark_set_resources): Likewise.
5498 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
5499 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
5500 * haifa-sched.c (unlink_other_notes): Likewise.
5501 (reemit_notes): Likewise.
5502 * sched-ebb.c (sched_ebb): Likewise.
5503 * sched-rgc.c (sched_region): Likewise.
5504 * rtl.c (note_insn_name): Likewise.
5505 (reg_note_name): Add REG_SETJMP
5506 * rtl.h (reg_note): Add REG_SETJMP.
5507 (insn_note): Remove NOTE_INSN_SETJMP.
5509 * profile.c (branch_prob): Add fake edges for setjmp.
5511 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
5513 * config.gcc: Quote target_cpu_default2 correctly for
5514 powerpc*-*-* targets.
5516 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
5518 * cpplib.h, line-map.h: Update comments.
5519 * cppmain.c (printer_init): Move inline.
5520 (maybe_print_line, print_line): Take a map pointer.
5521 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
5522 (cb_file_change): Don't use prior value of print.map.
5524 2001-08-07 David Edelsohn <edelsohn@gnu.org>
5526 * doc/install.texi: Document fine-grained multilib configuration.
5528 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5530 * rtlanal.c (find_first_parameter_load): Call note_stores
5531 only on the instructions.
5533 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
5535 * alias.c (nonlocal_mentioned_p):
5536 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
5537 * calls.c (emit_call_1): Likewise.
5538 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
5539 * cselib.c (cselib_process_insn): Likewise.
5540 * df.c (df_insns_modify): Likewise.
5541 * flow.c (need_fake_edge_p): Likewise.
5542 (propagate_one_insn): Likewise.
5543 * haifa-sched.c (reemit_notes): Likewise.
5544 * integrate.c (copy_insn_list): Likewise.
5545 * jump.c (delete_prior_computation): Likewise.
5546 * local-alloc.c (validate_equiv_mem): Likewise.
5547 * loop.c (scan_loop): Likewise.
5548 * predict.c (estimate_probability): Likewise.
5549 * reload.c (reload): Likewise.
5550 * sched-deps (sched_analyze): Likewise.
5551 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
5552 * gcse.c (compute_hash_table): Likewise.
5553 (mark_call): Likewise.
5554 (store_killed_in_insn): Likewise.
5556 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
5558 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
5560 2001-08-06 Richard Henderson <rth@redhat.com>
5562 * varasm.c (assemble_gc_entry): Remove.
5563 * output.h: Likewise.
5565 2001-08-06 Richard Henderson <rth@redhat.com>
5567 * varasm.c (assemble_constructor): Take a symbol_ref and a
5568 priority instead of a bare string. Move priority handling
5569 here from cp/decl2.c.
5570 * output.h: Update decls.
5572 * c-decl.c (c_expand_body): Update calls to assemble_constructor
5573 and assemble_destructor.
5574 * profile.c (output_func_start_profiler): Likewise.
5575 * objc/objc-act.c (finish_objc): Likewise.
5576 (build_module_descriptor): Return the symbol not the symbol name.
5578 2001-08-06 David Edelsohn <edelsohn@gnu.org>
5580 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
5581 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
5582 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
5583 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
5584 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
5585 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
5587 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
5589 * cpperror.c (print_containing_files): Moved to line-map.c.
5590 (print_location): line-map.c handles re-listing or otherwise.
5591 * cpphash.h (struct lexer_state): Remove next_bol.
5592 (struct cpp_buffer): Remove include_stack_listed.
5593 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
5594 Remove faked buffer handling.
5595 (_cpp_do_file_change): Tweak.
5596 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
5597 * cppmain.c (struct printer): Remove filename.
5598 (print_line, cb_file_change): Update accordingly.
5599 * line-map.c: Include intl.h.
5600 (init_line_maps): Initialize last_listed.
5601 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
5602 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
5603 (print_containing_files): New.
5604 * line-map.h (struct line_maps): New member last_listed.
5605 (print_containing_files, INCLUDED_FROM): New.
5606 * Makefile.in: Update.
5607 * po/POTFILES.in: Add line-map.c.
5609 2001-08-06 Richard Henderson <rth@redhat.com>
5611 * except.c (convert_from_eh_region_ranges_1): Never mark
5612 USE or CLOBBER insns as throwing.
5614 * expr.c (store_constructor): Don't clobber memory targets.
5616 2001-08-06 Andreas Jaeger <aj@suse.de>
5618 * profile.c (branch_prob): Remove unused variable insn.
5620 * Makefile.in (local-alloc.o): Add dependency on except.h.
5622 * local-alloc.c: Include except.h for can_throw_internal prototype.
5624 2001-08-06 Richard Henderson <rth@redhat.com>
5626 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
5627 * function.c (expand_main_function): Implement it.
5628 * doc/tm.texi: Document it.
5630 2001-08-06 Stan Shebs <shebs@apple.com>
5632 * doc/install.texi: Document powerpc-*-darwin* details.
5634 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
5636 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
5637 (ASM_CPU_SPEC): Move back to rs6000.h
5638 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
5640 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
5642 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
5645 * config/rs6000/linux64.h: Ditto.
5647 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
5648 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
5651 Remove accidently readded definitions of FUNCTION_PROLOGUE,
5652 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
5654 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
5657 2001-08-05 Richard Henderson <rth@redhat.com>
5659 * local-alloc.c (update_equiv_regs): Do not move insns that
5662 2001-08-05 Jan Hubicka <jh@suse.cz>
5664 * Makefile.in (reload1.o): Add dedendancy on except.h
5665 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
5667 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
5668 indicating wehther edges has been cleaned up.
5669 * reload1.c: Inlucde except.h
5670 (fixup_abnormal_edges): Accept deleted insns.
5671 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
5674 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
5676 * cpplib.c (do_line): Correct line number after pop_buffer.
5678 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
5680 PR preprocessor/3824
5681 * line-map.c: Update comments.
5682 * line-map.h: Update comments.
5683 * tradcif.y: Don't consider large numbers unsigned.
5685 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
5687 PR preprocessor/3081
5688 * c-lex.c (map): New.
5689 (cb_file_change): Update map and use it.
5690 (cb_def_pragma, cb_define, cb_undef): Use map and line.
5691 (c_lex): Update to use map.
5692 * cpperror.c (print_location): Move to using logical line numbers.
5693 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
5694 (cpp_make_system_header): Similarly.
5695 (_cpp_execute_include): Stop line numbering hacks. Store the
5696 line we will return to.
5697 * cpphash.h (CPP_BUF_LINE): Remove.
5698 (struct cpp_buffer): Remove lineno and pseudo_newlines.
5699 Add map and return_to_line.
5700 (_cpp_do_file_change): Update.
5701 * cppinit.c (cpp_start_read): Update line kludge.
5702 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
5703 (trigraph_ok): Use logical line numbers for diagnostics.
5704 (skip_block_comment): Likewise.
5705 (skip_whitespace): Likewise.
5706 (skip_line_comment): Use pfile->line instead.
5707 (_cpp_lex_token): Update to use logical line numbering exclusively.
5708 Handle BOL locally. Accept new lines in directives, but keep
5709 pfile->line decremented. Diagnostics use logical lines. Update
5711 * cpplib.c (SEEN_EOL): New.
5712 (skip_rest_of_line, check_eol): Use it.
5713 (end_directive): Increase line number when accepting the newline
5714 at the end of a directive.
5715 (run_directive): Simplify.
5716 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
5717 (_cpp_do_file_change): Update to take buffer line number as an
5718 argument, and store the current map in the cpp_reader. Remove
5719 line number kludges.
5720 (_cpp_do__Pragma): Restore output position after a _Pragma.
5721 (cpp_push_buffer): Don't set output line or lineno.
5722 (_cpp_pop_buffer): Transfer more info from a faked buffer.
5723 Remove line kludge. Set output_line.
5724 * cppmacro.c (builtin_macro): Update handling of __LINE__.
5725 (parse_arg): Use logical lines.
5726 (save_lookahead_token): Save EOFs too now.
5727 * cppmain.c (struct printer): Fix comments.
5728 (printer_init): Simplify, let caller do errors.
5729 (scan_translation_unit, check_multiline_token, dump_macro): Update.
5730 (maybe_print_line): Simplify.
5731 (print_line): Don't print a linemarker if -P.
5732 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
5733 (cb_file_change): Simplify.
5734 * line-map.h (LAST_SOURCE_LINE): Fix.
5735 (CURRENT_LINE_MAP): New.
5737 2001-08-05 Bernd Schmidt <bernds@redhat.com>
5739 * doloop.c (doloop_modify_runtime): Properly compute number of
5740 iterations if loop was unrolled.
5742 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
5743 if their CSELIB_VAL_PTRs are.
5745 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
5746 (setup_spill_pointers): Initialize it.
5747 (spill_restore_mem): Set it.
5748 (do_spill, do_restore): Use it to add REG_INC note.
5749 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
5751 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
5752 asms if other insns are available.
5754 * config/ia64/ia64.c (condop_operator): New predicate.
5755 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
5756 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
5759 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
5760 temporary register than directly using a MEM.
5762 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
5764 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
5765 parameter in last change.
5767 2001-08-04 Zack Weinberg <zackw@panix.com>
5769 * sparc.md: Don't use #if inside C test expression.
5771 2001-08-04 Richard Henderson <rth@redhat.com>
5773 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
5775 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
5777 * cpphash.h (struct cpp_reader): New member directive_line.
5778 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
5779 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
5780 do_pragma): Pass line to callbacks.
5781 (start_directive): Record line of directive.
5782 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
5783 cb_include): Similarly.
5784 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
5787 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
5789 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
5792 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
5794 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
5796 * reload1.c (fixup_abnormal_edges): New static function.
5799 * flow.c (need_fake_edge_p): New function.
5800 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
5801 avoid call insn to be very last insn in the insn stream.
5803 * profile.c (branch_prob): Call flow_call_edges_add instead of
5804 doing that by hand; cleanup cfg to re-merge basic blocks once
5807 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5809 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
5810 are also on line-map.h.
5811 * cppfiles.c (stack_include_file): Update.
5812 * cpphash.h (struct cpp_buffer): New member return_at_eof.
5813 (_cpp_pop_buffer): New.
5814 * cppinit.c (cpp_destroy, cpp_finish): Update.
5815 (do_includes): Mark each buffer to return at EOF.
5816 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
5817 return as requested.
5818 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
5819 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
5820 * cpplib.h (cpp_pop_buffer): Remove.
5821 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
5822 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
5824 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
5826 (do_preprocessing): Update.
5827 * fix-header.c (read_scan_file): Update. No need to pop buffers.
5828 * c-parse.in (_yylex): Similarly.
5829 * scan-decls.c (scan_decls): Similarly.
5830 * line-map.h: Update comments.
5832 * objc/Make-lang.in (objc-act.o): Update dependencies.
5834 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5836 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
5837 and soft register for operand 0.
5838 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
5840 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5842 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
5843 register for operand 0.
5844 ("bitcmpqi_z_used"): Allow memory for operand 0.
5845 (split "bitcmpqi"): New split to handle address reg as operand 1.
5847 2001-08-04 Andreas Jaeger <aj@suse.de>
5849 * gcse.c: Revert Daniel's last patch.
5851 2001-08-03 Zack Weinberg <zackw@stanford.edu>
5853 * sparc-protos.h: Add prototypes for fp_zero_operand and
5855 * sh-protos.h: Add prototype for fpul_operand.
5857 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
5859 * doc/extend.texi (Other Builtins): Fix typo in last change.
5861 2001-08-03 Richard Henderson <rth@redhat.com>
5863 * target.h (gcc_target): Add asm_out.named_section,
5864 section_type_flags, have_named_sections.
5865 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
5866 (TARGET_HAVE_NAMED_SECTIONS): New.
5867 (TARGET_SECTION_TYPE_FLAGS): New.
5869 * Makefile.in (toplev.o): Depend on TARGET_H.
5870 (varasm.o, dbxout.o): Likewise.
5871 * c-common.c (decl_attributes): Check targetm.have_named_sections
5872 instead of ifdef ASM_OUTPUT_SECTION_NAME.
5873 * dbxout.c (dbxout_function_decl): Likewise.
5874 (dbxout_function_end): Likewise.
5875 * toplev.c (compile_file): Likewise.
5876 * varasm.c (exception_section): Likewise.
5877 * cp/decl2.c (finish_objects): Likewise.
5879 * defaults.h (EH_FRAME_SECTION): Remove.
5880 (EH_FRAME_SECTION_ASM_OP): Remove.
5881 (EH_FRAME_SECTION_NAME): New.
5882 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
5883 (UNIQUE_SECTION_P): Remove.
5884 * dwarf2out.c (SECTION_FORMAT): Remove.
5885 (ASM_OUTPUT_SECTION): Remove.
5886 (output_call_frame_info): Use named_section_flags.
5887 (output_comp_unit, dwarf2out_start_source_file): Likewise.
5888 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
5889 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
5890 * varasm.c (in_eh_frame, eh_frame_section): Remove.
5891 (named_section_flags): New.
5892 (named_section): Use it and targetm.section_type_flags.
5893 (resolve_unique_section): New.
5894 (assemble_start_function): Use it.
5895 (asm_emit_uninitialised, assemble_variable): Likewise.
5896 (default_section_type_flags): New.
5897 (default_no_named_section, default_elf_asm_named_section): New.
5898 (default_coff_asm_named_section, default_pe_asm_named_section): New.
5899 * output.h: Update varasm.c decls.
5900 (SECTION_*): New flags.
5902 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
5903 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
5905 * config/elfos.h (UNIQUE_SECTION_P): Remove.
5906 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
5907 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
5908 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
5909 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
5910 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
5911 * config/mips/elf.h, config/mips/elf64.h: Likewise.
5912 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
5913 * config/pa/pa64-hpux.h,
5915 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
5916 (TARGET_ASM_NAMED_SECTION): New.
5917 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
5918 * config/alpha/vms.h, config/arm/coff.h: Likewise.
5919 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
5920 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
5921 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
5922 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
5923 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
5924 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
5925 * config/i386/sco5.h, config/i386/win32.h: Likewise.
5926 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
5927 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
5928 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
5929 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
5930 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
5931 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
5932 * config/sparc/sysv4.h: Likewise.
5934 * config/nextstep.h: Error until named sections implemented.
5936 * config/a29k/a29k.c (a29k_asm_named_section): New.
5937 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
5938 (vms_section_type_flags, vms_asm_named_section): New.
5939 * config/arm/arm.c (arm_elf_asm_named_section): New.
5940 * config/avr/avr.c (asm_output_section_name): Remove.
5941 * config/avr/avr-protos.h: Update.
5942 * config/c4x/c4x.c (c4x_asm_named_section): New.
5943 * config/h8300/h8300.c (h8300_asm_named_section): New.
5944 * config/i386/i386.c (sco_asm_named_section): New.
5945 * config/i386/winnt.c (SECTION_PE_SHARED): New.
5946 (i386_pe_section_type_flags): New.
5947 (i386_pe_asm_named_section): New.
5948 * config/i386/i386-protos.h: Update.
5949 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
5950 * config/mcore/mcore.c (mcore_asm_named_section): New.
5951 * config/mips/mips.c (iris6_asm_named_section): New.
5952 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
5953 instead of UNIQUE_SECTION_P.
5954 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
5955 (xcoff_asm_named_section): New.
5956 * config/sh/sh.c (sh_asm_named_section): New.
5957 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
5959 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
5960 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
5961 (EH_FRAME_SECTION_NAME): New.
5962 (EXCEPTION_SECTION): New.
5963 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
5964 (DEBUG_*_SECTION): Remove.
5965 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
5966 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
5967 (EH_FRAME_SECTION_ASM_OP): Remove.
5969 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
5970 (ASM_OUTPUT_SECTION_NAME): Remove.
5971 (TARGET_ASM_NAMED_SECTION): New.
5972 (TARGET_HAVE_NAMED_SECTIONS): New.
5973 (TARGET_SECTION_TYPE_FLAGS): New.
5974 (EH_FRAME_SECTION_ASM_OP): Remove.
5975 (EH_FRAME_SECTION_NAME): New.
5977 2001-08-03 Zack Weinberg <zackw@stanford.edu>
5979 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
5980 for complex expressions when cfun == 0.
5981 * doc/extend.texi: Document that __builtin_constant_p can be
5982 used in data initializers as well as functions.
5984 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
5986 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
5987 variable I locally, instead of expecting a declaration in the
5990 2001-08-03 Richard Henderson <rth@redhat.com>
5992 * except.c (collect_one_action_chain): Add an explicit cleanup
5993 action if regions surrounding a catch were encoded entirely
5994 within the call-site entry.
5996 2001-08-03 Richard Henderson <rth@redhat.com>
5998 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
5999 don't take REGNO of a non-register.
6001 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6003 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
6004 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
6005 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
6006 (__gthread_mutex_init_function): New function for mutex initialization.
6008 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6010 * Makefile.in: Revert screwed up commit.
6012 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6014 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
6015 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
6016 merged by linker script to get a final _exit().
6017 (__do_global_dtors): New for destructor handling in specific exit
6019 (__do_global_ctors): New for constructors in specific install section.
6020 (__map_data_section): Map data sections before running constructors.
6021 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
6022 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
6023 (DTORS_SECTION_ASM_OP): Likewise.
6024 (CTORS_SECTION_FUNCTION): Define to force a reference to
6026 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
6028 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6030 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
6032 * Makefile.in: Add df.h to gcse.c dependencies.
6034 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6036 * varasm.c (output_constant_def_contents): Use for the length of a
6037 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
6038 depending on which is larger.
6040 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6042 * gcse.c: Include df.h for use as a dataflow analyzer.
6044 Declaration of reg_set_info: gone.
6045 New df_analyzer variable used by store motion.
6046 (reg_set_info): Deleted.
6047 (mark_mem_regs): New function, analyze regs used by a mem.
6048 (store_ops_ok): Use dataflow analyzer results to determine if
6049 necessary regs are changed in the block.
6050 (find_moveable_store): Remove check for symbol ref, we can handle
6051 much more complex expressions now.
6052 (compute_store_table): Remove most of the code, it's unnecessary
6053 now that the dataflow analyzer records the info for us.
6054 (store_killed_after): Add parameter to say whether to do the
6055 store_ops_okay test, used to speed up testing when we already know
6056 the answer, and just want to know if the store itself was killed.
6057 (build_store_vector): Largely rewritten to calculate the various
6058 vectors properly, and somewhat optimized.
6059 (store_motion): Init the df_analyzer, get REG_DEF chains.
6060 Also handle trapping expressions (since mems almost always trap)
6061 (simple_mem): Redefine what a simple mem is.
6063 2001-08-03 DJ Delorie <dj@redhat.com>
6065 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
6066 set from a constant part of the condition.
6068 2001-08-01 Andrew Cagney <ac131313@redhat.com>
6070 * mkdeps.c (deps_add_default_target): Make local variable
6071 ``start'' a const char pointer.
6072 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
6074 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6076 * doc/install.texi (Configuration): Fix markup.
6077 (Specific, i?86-*-udk): Likewise.
6078 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
6080 Document --enable-threads and --enable-libgcj status.
6081 (Specific, mips-sgi-irix*): Canonicalize triples.
6082 (Specific, mips-sgi-irix5): Warn about problems with this config.
6083 Mention required GNU as patch.
6084 Native assembler problems are fixed.
6085 (Specific, mips-sgi-irix6): Update O32 ABI support status.
6086 Document --enable-threads and --enable-libgcj status.
6088 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6090 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
6093 2001-08-03 Richard Henderson <rth@redhat.com>
6095 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
6098 2001-08-03 Richard Henderson <rth@redhat.com>
6100 * rtlanal.c (find_first_parameter_load): Stop if we
6101 reach a CODE_LABEL at BOUNDARY.
6103 2001-08-03 Richard Henderson <rth@redhat.com>
6105 * config/alpha/alpha.md (force_movdi): New insn.
6106 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
6107 Tweek FRP marking of VMS prologue insns.
6108 * config/alpha/vms.h (EPILOGUE_USES): New.
6110 2001-08-02 Richard Henderson <rth@redhat.com>
6112 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
6114 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
6116 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
6117 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
6118 config/convex/convex.h, config/d30v/d30v.c,
6119 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
6120 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
6121 config/mips/mips.h, config/mn10200/mn10200.h,
6122 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
6123 config/v850/v850.h, config/vax/openbsd.h,
6124 config/vax/openbsd1.h, config/vax/ultrix.h,
6125 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
6126 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
6127 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
6128 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
6129 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
6130 in comments and documentation.
6132 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6136 * Makefile.in (line-map.o): New.
6137 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
6138 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
6139 * cpperror.c (print_containing_files): Similarly.
6140 (print_location): Update. Don't output a space before _Pragma.
6141 * cppfiles.c (stack_include_file): Set to line 1 immediately.
6142 (stack_include_filee, cpp_make_system_header): Update.
6143 (_cpp_execute_include): Get logical line number right for calling
6144 as-yet-unterminated #include.
6145 * cpphash.h (struct cpp_reader): Add line_maps.
6146 (_cpp_do_file_change): Update.
6147 * cppinit.c (cpp_create_reader): Initialize line maps.
6148 (cpp_destroy): Destroy line maps.
6149 (cpp_start_read): Get logical line number right.
6150 * cpplex.c (parse_string): Only warn once for multi-line strings.
6151 Use boolean variable for null warning.
6152 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
6154 (do_include_common): End the directive early.
6155 (do_line): Don't warn about out-of-range lines in preprocessed
6156 source. Update. Remove unused variables.
6157 (_cpp_do_file_change): Update for new line mapping.
6158 (pragma_cb): New typedef.
6159 (cpp_register_pragma): Stop looking ahead before calling the
6161 (do_pragma_system_header): End directive early.
6162 (cpp_get_line_maps): New.
6163 (cpp_pop_buffer): Fudge logical line. Update.
6164 * cpplib.h: Include line-map.h
6165 (enum cpp_fc_reason): Remove.
6166 (struct cpp_file_change): Update.
6167 (cpp_get_line_maps): New.
6168 * cppmain.c (struct_printer): New member map.
6169 (cb_file_change): Update for new mappings.
6170 * fix-header.c (cb_file_change): Similarly.
6172 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6174 * Makefile.in (libgcc.mk): Define mkinstalldirs.
6175 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
6177 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
6179 * config/vax/vax.c: include expr.h.
6181 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6183 * Makefile.in ($(srcdir)/configure): Only rebuild in
6185 ($(srcdir)/config.in): Only define in maintainer mode.
6186 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
6188 2001-08-02 David Edelsohn <edelsohn@gnu.org>
6190 * doc/install.texi (Install GCC: Binaries): Update Bull info.
6192 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6194 * gcc.c (set_collect_gcc_options): New function, split out from
6196 Ignore elided switches.
6197 (do_spec_1): Invoke before executing command.
6198 (set_input): Export.
6199 Move declaration ...
6200 * gcc.h (set_input): ... here.
6201 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
6204 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
6207 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
6209 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
6211 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
6213 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
6214 for the unnamed instructions it expands to.
6216 2001-08-02 Richard Henderson <rth@redhat.com>
6218 * regclass.c (call_really_used_regs): Conditionally define.
6219 (init_reg_sets_1): Don't use it if not defined.
6220 (fix_register): Similarly, don't set it.
6222 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6224 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
6225 Correct comment that had been missed in the previous change.
6227 2001-08-01 Stan Shebs <shebs@apple.com>
6229 * config/darwin.c (machopic_stub_name): Try matching by name.
6230 (update_stubs): New function.
6231 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
6234 2001-08-01 Richard Henderson <rth@redhat.com>
6236 * except.c (output_function_exception_table): Use assemble_align.
6237 * varasm.c (assemble_eh_label): Remove.
6238 (assemble_eh_align, assemble_eh_integer): Remove.
6240 2001-08-01 Robert Lipe <robertl@caldera.com>
6242 * dwarfout.c: Remove reference to README.DWARF.
6244 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
6246 * regclass.c (call_really_used_regs): New array for registers which
6247 are actually used by a call.
6248 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
6250 (fix_register): Set call_really_used too.
6251 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
6252 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
6254 2001-08-01 Richard Henderson <rth@redhat.com>
6256 * read-rtl.c (read_name): Consider \r whitespace.
6258 2001-07-11 Andrew Cagney <ac131313@redhat.com>
6260 * config.gcc: Recognize powerpc-*-netbsd*.
6262 * doc/install.texi (Host/target specific installation notes for
6263 GCC): Mention powerpc-*-netbsd*.
6265 * config/rs6000/netbsd.h: New file.
6266 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
6267 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
6268 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
6269 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
6270 (TARGET_VERSION): Redefine.
6272 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
6273 mcall-netbsd as a match for mcall-sysv.
6274 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
6275 (ncrti.S, ncrtn.S): New targets.
6276 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
6278 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
6279 "netbsd' as a V4 ABI.
6280 (ASM_SPEC): Check for -mcall-netbsd.
6281 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
6282 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
6283 (LIB_SPEC, ENDFILE_SPEC): Ditto.
6284 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
6285 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
6286 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
6287 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
6289 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
6290 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
6292 2001-08-01 Mark Kettenis <kettenis@gnu.org>
6294 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
6295 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
6296 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
6297 including "unwind-pe.h".
6299 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
6301 * rs6000.md (define_splits): Kill unused constraints.
6303 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
6304 Jan Hubicka <jh@suse.cz>
6306 * function.c (thread_prologue_and_epilogue_insns): Kill code
6307 dealing with non-existent CFG.
6309 2001-08-01 Kazu Hirata <kazu@hxi.com>
6311 * alias.c: Fix comment formatting.
6312 * bitmap.c: Likewise.
6313 * builtins.c: Likewise.
6314 * calls.c: Likewise.
6315 * c-common.c: Likewise.
6316 * c-decl.c: Likewise.
6317 * c-dump.c: Likewise.
6318 * c-lex.c: Likewise.
6319 * collect2.c: Likewise.
6320 * combine.c: Likewise.
6321 * conflict.c: Likewise.
6322 * cppfiles.c: Likewise.
6323 * cppinit.c: Likewise.
6324 * cpplex.c: Likewise.
6325 * cpplib.c: Likewise.
6326 * cppmacro.c: Likewise.
6327 * cppspec.c: Likewise.
6328 * c-pragma.c: Likewise.
6329 * crtstuff.c: Likewise.
6331 * cselib.c: Likewise.
6332 * c-semantics.c: Likewise.
6333 * c-typeck.c: Likewise.
6335 2001-08-01 H.J. Lu <hjl@gnu.org>
6337 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
6339 2001-08-01 H.J. Lu <hjl@gnu.org>
6341 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
6343 2001-08-01 Ziemowit Laski <zlaski@apple.com>
6345 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
6346 contextualizing Objective-C class name lookup by the lexer.
6347 (typespec_reserved_nonattr): Disable ObjC class name lookup after
6349 (protocoldef): Add support for forward @protocol declarations.
6350 (yylexname): Suppress ObjC class name lookup in certain contexts;
6351 re-enable after lookup is complete.
6352 (_yylex): Re-enable ObjC class name lookup when certain
6353 punctuation marks are seen.
6355 * objc/objc-act.c (check_protocol_recursively): New function used
6356 for finding circular dependencies in protocols.
6357 (objc_declare_protocols): New function for handling forward
6358 @protocol declarations.
6359 (receiver_is_class_object): Detect the case when 'self' is used
6360 inside of a class method.
6361 (build_message_expr): Issue a warning if class method is desired
6362 but instance method is found instead.
6363 (conforms_to_protocol): Streamline.
6364 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
6365 protocol Foo, even if 'Bar foo' does not.
6366 (check_protocols): Streamline.
6367 (start_protocol): Add checks for circular and duplicate protocol
6369 (encode_aggregate_within): For typedefs of structs, encode the
6371 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
6372 (objc_declare_protocols): New prototype.
6374 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6376 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
6377 * cpplex.c (handle_newline): Update prototype. Maintain logical
6379 (skip_escaped_newlines, skip_block_comment, parse_string):
6381 (_cpp_lex_token): Update, and store token position within the token.
6382 * cpplib.h (struct cpp_token): Add line and column entries.
6383 * cppmacro.c (replace_args): Position stringified tokens correctly.
6385 2001-08-01 Andreas Jaeger <aj@suse.de>
6387 * basic-block.h: Add prototype for last_loop_beg_note.
6389 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
6391 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
6392 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
6394 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
6395 while handling WITH_CLEANUP_EXPR node. Use second operand calling
6396 expand_decl_cleanup.
6397 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
6399 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
6400 operand while calling simple_cst_equal.
6401 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
6402 operand is the cleanup expression, the third is the RTL_EXPR.
6403 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
6405 2001-07-31 Jeff Sturm <jsturm@one-point.com>
6407 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
6409 2001-07-31 matthew green <mrg@eterna.com.au>
6411 * config.gcc (i386-*-netbsdelf): New description.
6412 * config/i386/netbsd-elf.h: New file.
6414 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
6416 * loop.c (check_dbra_loop): Use single_set to compute
6419 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
6421 PowerPC reorg and support for powerpc64-*-linux*.
6423 Also fixes emitting of constants on 32 bit and 64 bit
6426 * config.gcc: powerpc64-*-linux* is a new target.
6427 Things that needed aix.h now also include xcoff.h
6429 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
6431 Move AIX specific stuff into aix.h.
6432 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
6433 with more than just XCOFF now.
6434 (SET_ASM_OP): Remove, now defined where needed.
6435 (FUNCTION_PROLOGUE): New macro definition.
6436 (FUNCTION_EPILOGUE): New macro definition.
6437 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
6439 * config/rs6000/xcoff.h: New file.
6441 * config/rs6000/linux64.h: New file.
6443 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
6445 2001-07-31 Alan Modra <amodra@bigpond.net.au>
6447 * rs6000.c (print_operand_address): Handle ELF syntax.
6448 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
6449 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
6450 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
6452 2001-07-31 David Edelsohn <edelsohn@gnu.org>
6454 * rs6000.c (rs6000_override_options): Only disable
6455 flag_function_sections for XCOFF.
6456 (exact_log2_cint_operand): New predicate.
6457 (reg_or_{add,sub}_cint64_operand): New predicates.
6458 (add_operand): Compare CONST_INT with fewer function calls.
6459 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
6460 (print_operand, case 'p'): Ensure positive operand.
6461 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
6462 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
6463 (PREDICATE_CODES): Add new predicates.
6464 * rs6000.md (addsi3): Split 32-bit constants more correctly.
6465 (divsi3, modsi3): Ensure positive power-of-2.
6466 (adddi3): Use new predicate. Split 32-bit constants more
6467 correctly. Re-arrange splitter to handle any constant.
6468 (subdi3): Use new predicate.
6469 (divdi3, moddi3): Ensure positive power-of-2.
6470 (movdi): Use rs6000_emit_set_const.
6471 (load_toc_v4_pic_di): Delete.
6473 2001-07-31 Graham Stott <grahams@redhat.com>
6475 * function.c (pad_below): Revert 2001-07-26 patch.
6477 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6479 * reg-stack (convert_regs_1): Fix best edge condition.
6481 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
6483 * jump.c (duplicate_loop_exit_test): Better test for jumps
6484 entering the loop; create loop pre_header.
6486 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
6488 * doc/install.texi: Add s390 and s390x as new targets.
6489 * doc/invoke.texi: Add documantation of S/390 and zSeries
6491 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
6493 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
6495 * config/m68k/m68k.md: Replace all general_operand with
6496 nonimmediate_operand for all destinations.
6497 * config/m68k/m68k.c (not_sp_operand): Likewise.
6499 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
6501 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
6503 2001-07-30 Richard Henderson <rth@redhat.com>
6505 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
6506 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
6508 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
6510 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
6511 Add missing doc strings
6512 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
6513 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
6515 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
6517 * i386.c (ix86_output_main_function_alignment_hack): New function.
6518 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
6520 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
6521 edges by EDGE_DFS_BACK flag.
6522 (dump_edge_info): Add dfs_back flag.
6523 * basic-block.h (EDGE_DFS_BACK): New constant.
6524 (mark_dfs_back_edges): Declare.
6525 * alias.c (loop_p): Remove.
6526 (mark_constant_function): Use mark_dfs_back_edges.
6528 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
6529 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
6530 (compensate_edge): Break out from ...
6531 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
6532 (convert_regs_2): Set block_done once block is really done;
6533 Do updating of the predecesors counts.
6535 * toplev.c (rest_of_compilation): Recompute block_for_insn
6536 before post-reload cfg_cleanup.
6537 * function.c (thread_prologue_epilogue_insns):
6538 Call set_block_for_new_insns when emitting prologue directly.
6540 2001-07-30 Andreas Jaeger <aj@suse.de>
6542 * jump.c: Add prototype for mark_modified_reg.
6544 * cse.c (set_live_p): Add unused attribute.
6546 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
6548 (scan_for_source_files): Use long for count to avoid overflow.
6549 (output_data): Likewise.
6550 (output_data): Don't use string concatatenation to silence gcc
6553 * predict.c: Fix typos and grammar.
6555 * gcse.c (insert_insn_end_bb): Remove unused variables.
6557 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
6559 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
6560 (attempt_auto_inc): LIkewise.
6561 (mark_used_reg): Likewise.
6562 (try_pre_increment_1): Likewise.
6563 * regclass.c (regclass): Likewise.
6564 * global.c (allocno_compare): Update comment; change scaling factor.
6565 * local-alloc.c (QTY_CMP_PRI): Likewise.
6566 * regs.h (REG_FREQ_FROM_BB): New.
6567 (REG_FREQ_MAX): Likewise.
6569 2001-07-30 H.J. Lu <hjl@gnu.org>
6571 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
6574 2001-07-30 H.J. Lu (hjl@gnu.org)
6576 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
6577 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
6578 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
6580 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
6582 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
6583 as -mthumb-interwork when -mcpu=arm7 is specified.
6585 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6587 * predict.def (noreturn, loop branch, loop exit): Mark as first
6590 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
6592 * combine.c (try_combine): Avoid barrier after noop jumps.
6594 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6596 * cpphash.h (struct cpp_reader): Remove import_warning.
6597 * cpplib.c (skip_rest_of_line): Don't bother turning off
6599 (parse_include): Move include handling to...
6600 (do_include_common): ... here. Move import warning from...
6601 (do_import): ... here.
6602 (do_pragma_poison): Don't do a callback for poison identifiers.
6603 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
6604 * cppmain.c (setup_callbacks): Similarly.
6606 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
6608 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
6609 handle multiple sets.
6610 * except.c (sjlj_mark_call_sites): .... here.
6611 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
6613 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
6615 Suggested by Richard Henderson and Richard Kenner:
6616 * combine.c (recog_for_combine): Use the fake recog
6617 only if instruction does not match.
6618 * rtl.h (NOOP_MOVE_INSN_CODE): New.
6619 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
6621 * combine.c (try_combine): Discover noop jump as direct jump.
6623 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
6625 * df.c (df_rd_global_compute): Add successors to worklist, not
6627 (df_ru_global_compute): Ditto.
6629 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
6631 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
6632 increment REG_N_SETS.
6634 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
6636 * sbitmap.h: New prototype for sbitmap_a_xor_b.
6638 * sbitmap.c (sbitmap_a_xor_b): New function.
6639 ifdef the basic block stuff on IN_GCC.
6641 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6643 * cppexp.c (parse_defined): Always record the macro name.
6644 (lex): Don't worry about identifiers, or special-case
6646 (_cpp_parse_expr): Figure out at the end of the routine
6647 whether we saw a valid !defined() expression.
6648 * cppfiles.c (stack_include_file): Update for mi_valid.
6649 (_cpp_pop_file_buffer): Similarly.
6650 * cpplex.c (_cpp_lex_token): Similarly.
6651 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
6652 mi_if_not_defined, mi_lexed): Remove.
6654 * cpplib.c (do_if): Simplify.
6655 (do_endif, push_conditional, _cpp_handle_directive): Update
6656 for renaming of mi_state to mi_valid.
6658 * cpp.texi: Add index entries for digraphs, and add comment
6659 that C++ refers to them as alternative tokens.
6661 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
6663 * basic-block.h (CLEANUP_PRE_LOOP): New.
6664 * except.c (finish_eh_generation): Update call of cleanup_cfg.
6665 * sibcall.c (optimize_sibling_calls): Likewise.
6666 * toplev.c (rest_of_compilation): Likewise.
6667 * flow.c (try_forward_edges): Take argument MODE;
6668 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
6669 (try_optimize_cfg): Update call of try_forward_edges.
6671 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
6672 Jan Hubicka <jh@suse.cz>
6674 * (validate_replace_rtx_1): Fix simplification of MINUS.
6676 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
6678 PR preprocessor/3669
6679 * cppinit.c (init_dependency_output): Turn off dump requests
6680 if sending dependencies to stdout.
6682 2001-07-28 Richard Henderson <rth@redhat.com>
6684 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
6687 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
6689 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
6691 2001-07-28 Kazu Hirata <kazu@hxi.com>
6693 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
6694 is VAR_DECL first to prevent an ICE.
6696 2001-07-28 Richard Henderson <rth@redhat.com>
6698 * varasm.c (immed_real_const_1): Don't elide special cases for
6700 (clear_const_double_mem): Clear const_tiny_rtx too.
6702 2001-07-28 Richard Henderson <rth@redhat.com>
6704 * dwarf2out.c (dw_val_class_offset): New.
6705 (struct dw_ranges_struct, dw_ranges_ref): New.
6706 (ranges_table, ranges_table_allocated): New.
6707 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
6708 (add_AT_offset, add_ranges, output_ranges): New.
6709 (print_die, output_die): Handle dw_val_class_offset.
6710 (attr_checksum, size_of_die, value_format): Likewise.
6711 (gen_lexical_block_die): Handle non-contiguous blocks.
6712 (gen_block_die): Likewise.
6713 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
6714 if needed. Dump the ranges table.
6715 * final.c (final_start_function): Remove unnecessary notes and
6716 rebuild the block tree before numbering the blocks.
6717 * function.c (reorder_blocks_0): Walk the existing block tree
6718 to unmark all blocks.
6719 (reorder_blocks_1): Create block fragments when duplicate block
6721 (reorder_fix_fragments): New.
6722 (reorder_blocks): Call it.
6723 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
6725 2001-07-28 Richard Henderson <rth@redhat.com>
6727 * emit-rtl.c (adjust_address): Make a copy of the memory address.
6729 2001-07-28 Richard Henderson <rth@redhat.com>
6731 * flow.c (add_to_mem_set_list): New function.
6732 (init_propagate_block_info): Use it.
6733 (mark_set_1): Likewise.
6734 (insn_dead_p): Canonicalize memory address for dead store
6735 comparison. Allow wider mode stores to kill narrower mode stores.
6736 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
6737 (invalidate_mems_from_set): Don't handle MEMs.
6739 2001-07-28 Kazu Hirata <kazu@hxi.com>
6741 * config/h8300/h8300.h: Fix formatting.
6743 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
6745 * basic-block.h (EDGE_FREQUENCY): New macro.
6746 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
6748 * flow.c (find_sub_basic_blocks): Likewise.
6749 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
6750 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
6752 * predict.c (DEF_PREDICTOR): New argument FLAGS.
6753 (HITRATE): New macro.
6754 (PRED_FLAG_FIRST_MATCH): New constant.
6755 (predictor_info): New field flgags.
6756 (combine_predictions_for_insn): Use DS theory to combine
6757 probabilities; set the edge probabilities when finished.
6758 (estimate_probability): Avoid duplicated matches
6759 of LOOP_BRANCH heuristics for nested loops; update comment.
6760 * predict.def: Add flags for each prediction, set probabilities
6761 according to B&L paper.
6762 * predict.h (DEF_PREDICTOR): New argument FLAGS.
6764 * profile.c (compute_branch_probabilities): Cleanup way the edge
6765 probabilities are computed and REG_BR_PROB notes are dropped; if
6766 values does not match, emit error.
6767 (init_branch_prob): Do error instead of warning when profile driven
6768 feedback is missing or corrupt.
6770 2001-07-27 DJ Delorie <dj@redhat.com>
6772 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
6773 against a constant, try to adjust the compare to have the desired
6774 constant in it so that min/max optimizations happen more often.
6776 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6778 * flow.c (last_loop_beg_note): New function.
6779 (redirect_edge_and_branch): Use it.
6780 (split_edge): Likewise.
6782 * alias.c (loop_p): Avoid uninitialized memory access.
6784 * flow.c (try_forward_edges): Avoid accessing freed memory.
6786 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
6789 2001-07-26 Andrew Haley <aph@redhat.com>
6790 Joern Rennecke <amylaar@redhat.com>
6792 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
6793 (SUBTARGET_CPP_ENDIAN_SPEC): New.
6794 (SUBTARGET_CPP_SPEC): New.
6796 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
6797 (SUBTARGET_CPP_PTR_SPEC): New.
6798 (CPP_DEFAULT_CPU_SPEC): New.
6799 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
6800 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
6801 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
6802 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
6803 (SUBTARGET_CPP_SPEC): Define as an empty string.
6805 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6807 * doc/install.texi (Configuration): Properly link the host
6808 specific instructions also when generating HTML.
6810 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
6812 * flow.c (redirect_edge_and_branch_force): Test
6813 target->global_live_at_start.
6815 2001-07-26 Richard Henderson <rth@redhat.com>
6817 * simplify-rtx.c (avoid_constant_pool_reference): Export.
6818 * rtl.h (avoid_constant_pool_reference): Declare it.
6819 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
6820 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
6822 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
6824 * rtl.h (cleanup_barriers): Declare.
6825 * jump.c (cleanup_barriers): New function.
6826 * toplev.c (rest_of_compilation): Call cleanup_barriers
6827 before loop optimizer and after bb_reorder.
6829 * flow.c (back_edge_of_syntactic_loop_p): New.
6830 (split_edge): Use it.
6832 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6834 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
6836 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
6838 * cse.c (cse_process_notes): Replace any registers if the address
6841 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
6843 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
6844 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
6845 (propagate_block): Update prototype.
6846 * flow.c (update_life_info): Simplify the CFG and
6847 recalculate the global regs which are alive when
6848 removing dead code during a global update.
6849 (propagate_block): Return non-zero if an INSN is
6852 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6854 * Makefile.in (LIBICONV): Define.
6856 2001-07-26 Catherine Moore <clm@redhat.com>
6858 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
6859 of conditional to avoid tree checking errors.
6861 2001-07-26 Kazu Hirata <kazu@hxi.com>
6863 * regmove.c (regmove_optimize): Don't replace a reg with
6864 another reg of a different mode.
6866 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
6868 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
6869 limit length of dependancy flush list.
6870 * params.h (MAX_PENDING_LIST_LENGTH): Define.
6871 * sched-int.h (struct deps): Add pending_flush_length field.
6872 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
6873 has 1 element in it.
6874 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
6875 (sched_analyze): After a jump, if the pending memory flush list is too
6876 large, flush the pending lists.
6877 (init_deps): Initialize pending_flush_length to 0.
6878 * doc/invoke.texi (max_pending_list_length): Document parameter.
6880 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
6882 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
6883 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
6884 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
6886 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6888 * cpphash.h (struct_lexer_state): Delete was_skipping.
6889 Move skipping here from struct cpp_reader.
6890 * cpplex.c (parse_identifier): Update.
6891 (_cpp_lex_token): Don't skip tokens in a directive.
6892 * cpplib.c (struct if_stack): Update.
6893 (start_directive, end_directive): Don't change skipping state.
6894 (_cpp_handle_directive): Update.
6895 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
6896 (do_else, do_endif): Update; only check for excess tokens if not
6897 in a skipped conditional block.
6898 (push_conditional): Update for new struct if_stack.
6900 2001-07-26 Graham Stott <grahams@redhat.com>
6902 * function.c (locate_and_pad_parm): Also pad initial offset
6903 so that the total argument size also includes the padding.
6905 2001-07-26 Graham Stott <grahams@redhat.com>
6907 * gensupport.c (alter_output_for_insn): Correct enable checking failure
6908 change XSTR to XTMPL.
6910 (process_one_cond_exec): Likewise
6912 2001-07-25 Richard Henderson <rth@redhat.com>
6914 * varasm.c (assemble_variable): Create DECL_RTL before setting
6917 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
6919 * predict.c (estimate_probability): Avoid duplicated predictions.
6921 * loop.c (find_and_verify_loops): Grok multiple barriers.
6923 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6925 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
6927 * dbxout.c: Consistently use putc instead of fputc.
6928 (print_wide_int): New function; call instead of direct fprintf.
6929 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
6930 (dbxout_type_fields, dbxout_type_method_1): Likewise.
6931 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
6932 (print_int_cst_octal): Likewise.
6933 (print_octal): Show we wrote characters.
6934 (dbxout_type): Set have_used_extensions in more places.
6936 2001-07-25 Catherine Moore <clm@redhat.com>
6938 * config/v850/v850.c (v850_va_arg): Use addr
6939 instead of valist to build incr.
6941 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
6943 * flow.c (delete_dead_jumptables): New function.
6944 (life_analyzis): Call it.
6945 * bb-reorder.c (skip_insns_after_block): Handle contradictory
6948 2001-07-25 Richard Henderson <rth@redhat.com>
6950 * except.c (reachable_handlers): Handle a region being removed
6951 out from under a RESX.
6953 2001-07-25 Richard Henderson <rth@redhat.com>
6955 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
6956 swap GE/GT if it is an fp comparison.
6958 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
6960 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
6963 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
6965 * ssa.c (rename_insn_1): Do not wrap an assignment to a
6966 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
6969 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
6971 (visit_expression): When attempting to simplify an expression,
6972 retrieve any modes for arguments before they are simplified
6975 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
6976 Janis Johnson <janis@us.ibm.com>
6978 * stmt.c (expand_goto): A nonlocal goto can be a call too.
6979 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
6980 pointer parameters to match documented usage of nonlocal_goto.
6981 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
6982 parameters to their correct order.
6983 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
6984 parameters to their correct order.
6986 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
6988 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
6990 2001-07-25 Jan Hubicka <jh@suse.cz>
6991 Richard Henderson <rth@redhat.com>
6993 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
6995 (make_edges): New argument update_p; populate the edge cache if set.
6996 (find_basic_blocks): Update make_edges invocation.
6998 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7000 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
7002 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7004 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
7005 -Acpu and -Amachine.h.
7006 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
7007 Corrected header to say ELF not a.out.
7008 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
7009 when given -msoft-float.
7011 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7013 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
7014 extra multilib parts like arm-elf.
7015 (i960-*-coff*, i960-*-rtems): Should not use collect2.
7016 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
7017 crtfini.o as extra multilib parts.
7019 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7021 * configure.in: Add rtems as a supported thread model.
7022 * gthr-rtems.h: Add missing entry point __gthread_active_p.
7023 * configure: Rebuilt.
7025 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
7027 * stor-layout.c (get_mode_alignment): make it work when
7028 BITS_PER_UNIT is not a power of two.
7029 * builtins.c (get_pointer_alignment): Likewise.
7031 2001-07-24 Richard Henderson <rth@redhat.com>
7033 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
7034 the retrieved constant into the expected mode.
7036 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
7038 * flow.c (try_simplify_condjump): Avoid duplicated edges.
7039 (verify_flow_info): Check for duplicated edges; clarify
7042 * flow.c (block_label): Update basic_block_for_insn.
7043 (commit_edge_insertions): Call compute_bb_for_insn.
7045 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
7048 * flow.c (redirect_edge_and_branch,
7049 try_optimize_cfg): Use redirect_edge_succ_nodup
7050 (redirect_edge_succ_nodup): New.
7051 * basic_block.h (redirect_edge_succ_nodup): Declare.
7053 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
7056 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
7058 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
7059 (try_crossjump_to_edge): Update commetns.
7060 (try_crossjump_bb): Likewise.
7062 2001-07-24 Richard Henderson <rth@redhat.com>
7064 * combine.c (distribute_notes): Move set of need_refresh
7065 for noop_move_p down to catch all cases.
7067 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
7069 * recog.c (split_all_insns_noflow): New.
7070 * rtl.h (split_all_insns_noflow): Declare.
7071 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
7072 * m68hc11.c (m68hc11_reorg): Likewise.
7073 * sh.c (machine_dependent_reorg): Likewise.
7074 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
7077 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
7079 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
7080 (ashlsi3_n splitter): Likewise.
7081 (lshrsi3_n splitter): Likewise.
7083 (GOTaddr2picreg): Make const SImode.
7084 (sym_label2reg): Likewise.
7085 (symGOT2reg): Likewise.
7086 (symGOTOFF2reg) Likewise.
7088 (casesi_worker_0): Make unspec SImode.
7090 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
7092 * config/sh/sh.c (barrier_align): Check that an operand really is
7093 an insn before extracting its INSN_CODE.
7095 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
7097 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
7100 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
7101 for SImode to prevent overflow.
7103 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7105 * config/mips/irix6-libc-compat.c: New file.
7106 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
7107 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
7110 2001-07-24 lars brinkhoff <lars@nocrew.org>
7112 * rtl.texi (REG_POINTER): Document.
7113 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
7114 QFmode, HFmode, TQFmode, QCmode, and HCmode.
7116 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
7118 * flow.c (delete_noop_moves): Do not confuse libcall regions.
7120 2001-07-23 Richard Henderson <rth@redhat.com>
7122 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
7124 2001-07-23 Kazu Hirata <kazu@hxi.com>
7126 * config/h8300/h8300-protos.h: Add a prototype for
7127 general_operand_dst_push.
7128 * config/h8300/h8300.c (general_operand_dst_push): New.
7129 * config/h8300/h8300.h (OK_FOR_T): New.
7130 (EXTRA_CONSTRAINT): Use it.
7131 * config/h8300/h8300.md (movqi_push): Remove and integrate into
7132 the existing movqi pattern.
7133 (movhi_push): Likewise.
7135 * reload.c: Fix comment typos.
7137 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7139 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
7141 2001-07-23 H.J. Lu (hjl@gnu.org)
7143 * doc/extend.texi: Update __builtin_return_address and
7144 __builtin_frame_address.
7146 2001-07-23 Richard Henderson <rth@redhat.com>
7148 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
7150 * config/i386/i386.md: New setcc+movzbl peephole2.
7152 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7154 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
7155 * objc/objc-act.c: Include debug.h.
7156 (synth_module_prologue): Save and restore debug hooks too.
7158 2001-07-23 lars brinkhoff <lars@nocrew.org>
7160 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
7161 and C4X_FLOAT_FORMAT.
7162 (BOOL_TYPE_SIZE): Document.
7164 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
7166 * unroll.c (loop_iterations): Fix miscalculation of initial
7169 2001-07-13 Andrew Haley <aph@redhat.com>
7171 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
7172 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
7173 * config/sh/sh.c (sh_can_redirect_branch): New function.
7174 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
7175 * reorg.c (steal_delay_list_from_target): Use
7176 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
7178 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
7180 * flow.c (try_simplify_condjump): Unlink insn chain on
7181 fallthru edge; use can_fallthru.
7183 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
7185 * basic-block.h (find_sub_basic_block): Declare.
7186 * flow.c (make_edges): New arguments MIN and MAX;
7187 (find_sub_basic_blocks): Revamp to use make_edges
7188 and purge_dead_edges.
7189 (find_basic_blocks): Update call of find_sub_basic_block.
7191 * recog.c (split_all_insns): Always expect CFG to be consistent;
7192 call find_sub_basic_blocks in case something has changed.
7193 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
7196 * basic-block.h (delete_noop_moves): Declare.
7197 * combine.c (combine_instructions): Call it.
7198 (recog_for_combine): Tolerate noop moves
7199 (distribute_notes): Force refresh when register dies at noop move.
7200 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
7202 (life_analysis): Update delete_noop_moves call.
7203 (set_noop_p): Move too ...
7204 * rtlanal.c (noop_move_p): ... here.
7205 * rtl.h (noop_move_p): Declare.
7207 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
7208 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
7210 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
7211 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
7213 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
7215 * reload.c (push_reload): Fix typo in comment.
7216 (find_reloads_address): Ditto.
7217 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
7219 2001-07-22 Richard Henderson <rth@redhat.com>
7221 * flow.c: Grammar check and clarify a lot of comments.
7222 (try_simplify_condjump): Rename variables to be clearer.
7223 (try_forward_edges): Skip complex and fallthru edges.
7224 Rearrange tests to avoid duplicate checks.
7225 (flow_find_cross_jump): Likewise.
7226 (outgoing_edges_match): Allow match if neither branch has
7227 probability data. Loosen probability match to 5%.
7228 (try_crossjump_to_edge): Hoist repeated indirection into
7230 (try_crossjump_bb): Don't check complex edges. Eliminate
7231 redundant crossjump tests.
7232 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
7233 checks before more expensive checks.
7235 2001-07-22 Richard Henderson <rth@redhat.com>
7237 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
7238 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
7241 2001-07-22 Richard Henderson <rth@redhat.com>
7243 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
7244 (const_sint32_operand): Likewise.
7245 * m68k.md (anon mulsi pattern): Use const_int_operand not
7246 const_sint32_operand.
7247 (umulsi3_highpart): Zero extend a constant input.
7248 (smulsi3_highpart): Don't bother checking SImode constant.
7249 (const_umulsi3_highpart): Give op3 DImode.
7250 (const_smulsi3_highpart): Likewise.
7252 2001-07-22 Richard Henderson <rth@redhat.com>
7254 * flow.c (split_block): Make sure bb_note is included in the
7255 new block when splitting before a label.
7257 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
7259 * basic-block.h (redirect_edge_and_branch_force,
7260 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
7261 * flow.c (redirect_edge_and_branch_force,
7262 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
7263 (redirect_edge_and_branch_force): Fix copying of lifeness information.
7264 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
7265 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
7266 instead of label; update CFG after transformation.
7267 (find_if_case_1): Update call, use redirect_edge_and_branch_force
7268 for finishing the transformation; handle even case where ELSE
7269 does not follow THEN.
7270 (find_if_case_2): Update call of dead_or_predictable; simplify
7273 * emit-rtl.c (split_branch_probability): New global variable.
7274 (try_split): Take care to set split_branch_probability and
7275 create REG_BR_PROB note for new jump insns.
7276 * md.texi (define_split): Document new feature.
7278 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
7280 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
7282 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
7283 (asm_out_file): Remove redundant declaration.
7284 (assemble_asm): Remove old #if 0 block.
7285 (assemble_variable): Remove end of function; debug output is
7286 now handled with global_decl. Remove old #if 0 block. Update.
7287 Remove saved_in_section and associated no-op code.
7288 * Makefile.in (varasm.o): Correct dependencies.
7290 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
7292 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7293 the definition in defaults.h.
7295 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
7297 * jump.c: Update comments.
7298 (delete_barrier_successors, delete_unreferenced_labels,
7299 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
7300 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
7301 jump_optimize, jump_optimize_minimal): Kill.
7302 (rebuild_jump_labels): Move code from jump_optimize_1.
7303 (purge_line_number_notes): Likewise.
7304 (copy_loop_headers): Likewise.
7305 * reg-stack.c: Update comment.
7307 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
7308 JUMP_AFTER_REGSCAN): Kill.
7309 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
7310 purge_line_number_notes and copy_loop_headers.
7312 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
7313 Richard Henderson <rth@redhat.com>
7315 * dbxout.c (dbxout_global_decl): New.
7316 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
7317 * sdbout.c (sdbout_finish): New.
7318 (sdbout_debug_hooks): Use it, add comments.
7319 (sdbout_global_decl): Defer initialised public vars to
7321 * varasm.c (assemble_variable): Don't output debug information
7322 for file-scope variables.
7324 2001-07-22 Richard Henderson <rth@redhat.com>
7326 * config/alpha/alpha.c (get_trap_mode_suffix): New.
7327 (get_round_mode_suffix): New.
7328 (print_operand): Use them for [/]. Remove support for [&'`()+].
7329 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
7330 * config/alpha/alpha.md (attr round_suffix): New.
7331 (attr trap_suffix): New.
7332 (all insns): Set them appropriately. Use %/ instead of the
7335 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7337 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
7339 2001-07-22 Richard Henderson <rth@redhat.com>
7341 * regrename.c (regrename_optimize): Compute nregs for each
7342 potential target register.
7344 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
7345 Richard Henderson <rth@redhat.com>
7347 * dbxout.c (dbxout_global_decl): New.
7348 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
7349 * sdbout.c (sdbout_finish): New.
7350 (sdbout_debug_hooks): Use it, add comments.
7351 (sdbout_global_decl): Defer initialised public vars to
7353 * varasm.c (assemble_variable): Don't output debug information
7354 for file-scope variables.
7356 2001-07-21 H.J. Lu (hjl@gnu.org)
7358 * config/mips/mips.c (mips_cpu): Moved into ...
7359 (override_options): Here.
7361 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
7363 (mips_cpu): Removed.
7365 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7367 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
7368 ("iorqi3"): Likewise.
7369 ("xorqi3"): Likewise.
7370 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
7371 ("*subhi3_sp): Likewise.
7372 ("*subhi3"): Likewise.
7373 ("extendhisi2"): Accept D, X and Y as source operand to avoid
7376 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
7378 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
7379 * config/freebsd.h: Likewise.
7380 * config/linux.h: Likewise.
7381 * config/openbsd.h: Likewise.
7382 * config/alpha/linux-elf.h: Likewise.
7383 * config/arm/linux-elf.h: Likewise.
7384 * config/d30v/d30v.h: Likewise.
7385 * config/fr30/fr30.h: Likewise.
7386 * config/ia64/aix.h: Likewise.
7387 * config/ia64/ia64.h: Likewise.
7388 * config/mips/linux.h: Likewise.
7389 * config/pj/pj.h: Likewise.
7390 * config/rs6000/linux.h: Likewise.
7391 * config/sparc/linux.h: Likewise.
7392 * config/sparc/linux64.h: Likewise.
7394 2001-07-20 Bruce Korb <bkorb@gnu.org>
7396 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
7397 because getc() and char* may disagree on signedness.
7399 2001-07-20 Richard Henderson <rth@redhat.com>
7401 * doc/rtl.texi (REG_DEAD): Update for current semantics.
7403 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
7404 insns to delete in the presence of cc0 in a jump insn.
7406 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
7407 Jan Hubicka <jh@suse.cz>
7409 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
7410 of doing the change by hand.
7412 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
7414 * rtlanal.c (set_noop_p): Return true for noop jumps.
7416 * expr.c (emit_single_push_insn): Add call to push expander.
7417 * expr.h (optab_index): Add OTI_push
7418 (push_optab): New constant.
7419 * genopinit.c (optabs): Add push_optab.
7420 * optabs.c (init_optab): Init push optab.
7421 * md.texi (push??1): Document
7423 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7425 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
7426 expand to emit the pattern; put a REG_INC note for push/pop
7428 ("movdf", "movdf_internal"): Likewise.
7429 ("movsi", "movsi_internal"): Likewise.
7430 ("movsf", "movsf_internal"): Likewise.
7431 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
7433 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7435 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
7438 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
7440 * params.def: Change default max inline insns to 100.
7442 2001-07-20 Diego Novillo <dnovillo@redhat.com>
7444 * combine.c (combine_simplify_rtx): Generate a new shift operation
7445 when simplifying the first operand of a (neg (ashift)) expression.
7447 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7449 * regclass.c (N_REG_INTS): Use only 32 bits per element.
7451 2001-07-20 Kelley Cook <kelley.cook@home.com>
7453 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
7454 information. Move rest into ...
7455 (*-*-solaris): ... here. Eliminate redundant information and
7456 reword necessary packages section. Delete 4.x assembler bug info.
7457 (sparc-sun-*): Merge into ...
7458 (sparc-sun-sunos*): here.
7460 2001-07-20 Catherine Moore <clm@redhat.com>
7462 * config/v850/v850.md (casesi): Generate LABEL_REF
7465 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
7467 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
7468 * i386.c (ix86_zero_extend_to_Pmode): Make global.
7469 * i386.md (strclrsi expander): Use it.
7471 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
7473 * integrate.c (copy_insn_list): handle
7474 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
7475 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
7476 identically as to CODE_LABEL.
7478 * fold-const (fold): Convert A/B/C to A/(B*C) and
7481 * except.c (connect_post_landing_pads): Delete the RESX insns.
7483 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
7485 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
7487 * config/mips/mips.md (nmadd/nmsub): Use macro.
7489 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
7491 * cppinit.c (remove_dup_dir): Make static.
7492 (remove_dup_dirs): Make static. Only warn about preempting a
7493 system directory with a non-system directory.
7495 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
7497 * ifcvt.c (noce_try_store_flag_constants): Correct order
7498 of parameters to trunc_int_for_mode.
7500 2001-07-19 Mark Mitchell <mark@codesourcery.com>
7502 * reorg.c (fill_simple_delay_slots): If an instruction might throw
7503 an exception that will be caught within this function, do not fill
7504 its delay slot with any subsequent instruction.
7506 2001-07-19 Steve Ellcey <sje@cup.hp.com>
7508 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
7509 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
7510 pointer extension instruction.
7511 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
7512 * simplify-rtx.c (simplify_unary_operation) Likewise.
7513 * explow.c (convert_memory_address) Check value of
7514 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
7516 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
7517 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
7518 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
7519 Add Multilib Support.
7520 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
7521 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
7522 Add Multilib Support.
7523 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
7525 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
7526 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
7527 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
7529 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
7531 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
7532 old and new operands in `<', `3' and `b'.
7534 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
7536 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
7537 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
7538 (toplev.o): Don't depend on xcoffout.h.
7539 * c-decl.c: Include debug.h
7540 (duplicate_decls): Use debug hook.
7541 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
7542 (dbx_debug_hooks, xcoff_debug_hooks): Update.
7543 (dbxout_types): Remove.
7544 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
7545 * debug.c (do_nothing_debug_hooks): Update.
7546 (debug_true_tree, debug_nothing_rtx): New.
7547 * debug.h (struct rtx_def): New.
7548 (struct gcc_debug_hooks): New hooks ignore_block,
7549 outlining_inline_function and label.
7550 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
7551 dwarf2out_frame_finish): New.
7552 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
7553 Make static, update prototype.
7554 (dwarf2_debug_hooks): Update.
7555 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
7556 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
7557 * dwarfout.c (dwarf_debug_hooks): Update.
7558 * emit-rtl.c: Include debug.h.
7559 (remove_unnecessary_notes): Use debug hook.
7560 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
7561 (final_scan_insn): Use debug hook.
7562 * integrate.c (output_inline_function): Use debug hook.
7563 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
7564 (sdb_debug_hooks): Update.
7565 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
7566 * toplev.c: Don't include xcoffout.h.
7567 (note_outlining_of_inline_function, debug_ignore_block): Remove.
7568 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
7570 * tree.h (dwarf2out_do_frame): Remove.
7572 2001-07-19 Catherine Moore <clm@cygnus.com>
7574 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
7576 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
7578 * reload1.c (eliminate_regs_in_insn): When updating a set
7579 to the frame pointer to the hardware frame pointer, perform
7580 the update always not just when REPLACE is set.
7582 * reload1.c (choose_reload_regs): Don't inherit a reload
7583 that crosses multiple registers if registers past the first
7584 don't fit in the desired class.
7586 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
7587 when negating constants.
7589 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
7591 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
7592 * doc/tree.texi: Ditto.
7594 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
7595 Jakub Jelinek <jakub@redhat.com>
7597 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
7598 (extract_cie_info): Handle "eh" augmentation properly,
7600 (struct frame_state, __frame_state_for): New.
7602 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7604 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
7605 HANDLE_SYSV_PRAGMA): Define.
7606 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
7608 (copy_object): Caller changed.
7610 2001-07-19 Andreas Schwab <schwab@suse.de>
7612 * configure.in (assembler dwarf2 debug_line support): Define nop
7614 * configure: Regenerated.
7616 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
7618 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
7620 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
7621 to conditionally compiled block.
7622 (dbx_debug_hooks, xcoff_debug_hooks): Update.
7623 * dbxout.h (dbxout_function): Remove.
7624 * debug.c (do_nothing_debug_hooks): Update.
7625 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
7626 global_decl, deferred_inline_function.
7627 * dwarf2out.c (dwarf2_debug_hooks): Update.
7628 (dwarf2out_global_decl): New.
7629 * dwarfout.c: Don't include dwarfout.h.
7630 (dwarfout_global_decl, dwarfout_function_decl,
7631 dwarfout_deferred_inline_function): New.
7632 (dwarf_debug_hooks): Update.
7633 * dwarfout.h: Remove.
7634 * final.c: Don't include dwarfout.h.
7635 * sdbout.c (sdbout_global_decl): New.
7636 (sdbout_debug_hooks): Update.
7637 * toplev.c: Don't include dwarfout.h.
7638 (check_global_declarations, rest_of_compilation): Use new debug hooks.
7639 (note_deferral_of_defined_inline_function): Remove.
7640 * toplev.h (note_deferral_of_defined_inline_function): Remove.
7641 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
7642 * ch/lex.c: Don't include dwarfout.h.
7643 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
7644 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
7645 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
7646 * cp/optimize.c: Include debug.h.
7647 (maybe_clone_body): Use debug hook.
7648 * cp/semantics.c: Include debug.h.
7649 (expand_body): Use debug hook.
7650 * po/POTFILES.in: Remove dwarfout.h.
7652 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
7654 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
7655 * c-parse.in (yyerror, _yylex): Similarly.
7656 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
7657 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
7659 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
7660 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
7662 2001-07-18 Jeff Sturm <jsturm@one-point.com>
7664 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
7665 in-class declaration at -g1. Fixes c++/2814.
7667 2001-07-18 Richard Henderson <rth@redhat.com>
7669 * doc/md.texi (reload_in/out): Document restrictions in predicates
7670 and constraints for these patterns. Document empty string matching
7673 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7675 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
7677 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
7679 * cse.c: Undo my previous patch.
7681 2001-07-18 Tom Tromey <tromey@redhat.com>
7684 * configure: Rebuilt.
7685 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
7687 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
7689 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
7690 Jan Hubicka <jh@suse.cz>
7692 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
7693 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
7694 * jump.c (mark_jump_label): Do not forward branches.
7696 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
7698 * cse.c (delete_trivially_dead_insns): Delete the libcall block
7699 when return value is unused.
7701 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
7703 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
7705 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
7707 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
7708 on error. We can't blindly return the result of
7709 pthread_mutex_trylock because it returns a positive number on
7710 error, while we must return -1 on error.
7711 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
7713 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
7715 2001-07-18 Andreas Jaeger <aj@suse.de>
7717 * integrate.c (output_inline_function): Correct type of debug_hooks.
7719 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
7721 * combine.c (combine_simplify_rtx): DIV can be treated
7722 associatively for floats if unsafe math optimisations are enabled.
7724 2001-07-17 Richard Henderson <rth@redhat.com>
7726 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
7728 2001-07-17 Richard Henderson <rth@redhat.com>
7730 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
7731 don't force the function address into a register.
7732 (expand_call, emit_library_call_value_1): Update callers.
7733 * builtins.c (expand_builtin_apply): Likewise.
7734 * expr.h (prepare_call_address): Update decl.
7736 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
7738 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
7740 * config/i386/chorus.h: Move up.
7741 * config/sparc/chorus.h: Likewise.
7742 * config/rs6000/chorus.h: Likewise.
7743 * config/chorus.h: Moved here.
7745 2001-07-17 Andreas Schwab <schwab@suse.de>
7747 * configure.in (assembler eh_frame optimization): Handle big
7749 * configure: Regenerated.
7751 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
7753 * expr.c (epxand_expr): Convert divisions into multiplications by
7754 reciprocals if -ffast-math.
7756 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
7758 * dbxout.c (dbxout_really_begin_function): Rename to
7759 dbxout_begin_function.
7760 (dbx_debug_hooks, xcoff_debug_hooks): Update.
7761 (dbxout_begin_function): Remove.
7762 (dbxout_function): Update.
7763 (dbxout_source_line): Update prototype.
7764 * dbxout.h (dbxout_begin_function): Remove.
7765 * debug.c (do_nothing_debug_hooks): Update.
7766 (debug_nothing_tree): Update.
7767 (debug_nothing_charstar_rtx): Remove.
7768 * debug.h (union tree_node): Declare.
7769 (struct rtx_def): Remove.
7770 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
7771 begin_function. Change source_line prototype.
7772 (debug_nothing_tree): New.
7773 (debug_nothing_charstar_rtx): Delete.
7774 (dwarf2out_begin_prologue): Moved from ...
7776 * dwarf2out.c (dwarf2_debug_hooks): Update.
7777 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
7778 debug info, call dwarf2out_source_line.
7779 (dwarf2out_souce_line): Update prototype.
7780 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
7781 Change prototype, make static.
7782 (dwarfout_source_line): Update prototype.
7783 (dwarf_debug_hooks): Update.
7784 * dwarfout.h (dwarfout_begin_function): Remove.
7785 * final.c (final_start_function, final_scan_insn): Use appropriate
7786 debug hooks, update to use notice_source_line.
7787 (output_source_line): Rename notice_source_line. Don't call the
7788 source_line debug hook.
7789 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
7790 make static, update prototype.
7791 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
7793 (sdbout_end_prologue): New.
7794 (sdbout_source_line): Update prototype.
7795 (sdbout_debug_hooks): Update.
7796 (sdbout_symbol): Remove unused var.
7797 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
7799 * varasm.c: Include debug.h.
7800 (assemble_start_function): Use begin_function debug_hook.
7801 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
7802 update with prototype.
7803 (xcoffout_source_line): Update prototype.
7804 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
7806 (xcoffout_source_line): Update prototype.
7808 2001-07-17 Richard Henderson <rth@redhat.com>
7810 * c-typeck.c (build_binary_op): Do not shorten unsigned
7811 right shift after sign extension.
7813 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
7815 * combine.c (combine_simplify_rtx): Attempt to simplify
7816 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
7818 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
7819 (simplify_binary_operation, simplify_unary_operation,
7820 simplify_relational_operation): Use it.
7822 * combine.c (combine_simplify_rtx): Don't do associative law
7823 on divisions; allow associative law on floats.
7825 2001-07-17 H.J. Lu <hjl@gnu.org>
7826 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7828 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
7829 ASM_OUTPUT_WEAK_ALIAS are defined.
7830 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
7831 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
7833 * config/mips/iris5.h: ... here.
7834 (HANDLE_SYSV_PRAGMA): Defined as 1.
7835 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
7836 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
7839 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
7841 * c-parse.in (all_prefix_attributes): New variable.
7842 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
7843 (maybe_resetattrs): New production.
7844 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
7845 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
7846 notype_initdcl, nested_function, notype_nested_function,
7847 component_decl, components, components_notype,
7848 component_declarator, component_notype_declarator,
7849 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
7850 ivars, mydecl, myparm): Update. Avoid prefix attributes just
7851 after a comma being applied to more than one declarator.
7852 * doc/extend.texi (Attribute Syntax): Update. Remove
7853 documentation of bugs that are no longer present.
7855 2001-07-13 Eric Christopher <echristo@redhat.com>
7857 * config/mips/mips.h: Change TUNE_MIPS* options to use
7859 (EXTRA_SPECS): Add cc1_cpu_spec.
7860 * config/mips/mips.md (muldf3): Fix typo.
7862 2001-07-16 Richard Henderson <rth@redhat.com>
7864 * config/m68k/m68k.c: Include expr.h and reload.h.
7865 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
7866 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
7868 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
7869 Richard Henderson <rth@redhat.com>
7871 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
7872 (insn_live_p): Fix fall off end of function.
7873 (dead_libcall_p): Remove COUNTS argument; update callers.
7874 (delete_trivially_dead_insns): Remove unused variables.
7876 2001-07-17 Andreas Jaeger <aj@suse.de>
7878 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
7881 * lcm.c (optimize_mode_switching): Avoid warning for unused
7882 variable if !NORMAL_MODE.
7884 * flow.c (try_crossjump_to_edge): Remove unused variable.
7886 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
7888 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
7889 atexit declaration in stdlib.h.
7891 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
7893 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
7895 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7897 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
7898 * except.c (finish_eh_generation): Update call of cleanup_cfg;
7899 do rebuild_jump_labels instead of jump_optimize
7900 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
7901 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
7902 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
7904 * flow.c: Include timevar.h
7905 (find_basic_block): Push/pop timevar;
7906 (cleanup_cfg): Likewise.
7907 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
7908 * Makefile: Add dependencies on timevar.h
7910 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
7911 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
7913 * rtl.h (delete_trivially_dead_insns): Add new parameter.
7914 * toplev.c (rest_of_compilation): Update calls.
7915 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
7916 (delete_trivially_dead_insns): ... here; accept new argument
7917 preserve_basic_blocks; preserve basic blocks if set.
7919 * reg-stack.c (stack_regs_mentioned): Return 0 if
7920 stack_regs_mentioned_data is not initialized.
7921 (reg_to_stack): Make stack_regs_mentioned survive after the
7922 reg-stack is completted; do not call cleanup_cfg.
7923 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
7924 make cleanup_cfg after bb-reorder to output to debug file.
7926 2001-07-16 Richard Henderson <rth@redhat.com>
7928 * regclass.c (init_reg_sets): Use only 32 bits per initializer
7929 from int_reg_class_contents.
7931 2001-07-16 Richard Henderson <rth@redhat.com>
7933 * hard-reg-set.h (regs_invalidated_by_call): Declare.
7934 * regclass.c (regs_invalidated_by_call): Move from cse.c.
7935 (init_reg_sets_1): Move initialization from cse_main.
7936 * cse.c (regs_invalidated_by_call): Move to regclass.c.
7937 (cse_main): Move its initialization also.
7938 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
7939 * flow.c (propagate_one_insn): Likewise.
7940 * gcse.c (compute_hash_table): Likewise.
7941 (compute_kill_rd, compute_store_table): Likewise.
7942 * sched-deps.c (sched_analyze_1): Likewise.
7944 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
7946 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
7949 2001-07-16 Steve Ellcey <sje@cup.hp.com>
7951 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
7952 in if statement so we don't access undefined memory.
7954 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
7956 * gcse.c: Update comment at top.
7957 Update comment on mem handling.
7958 mem_last_set, mem_first_set, mem_set_in_block: gone.
7959 Declaration of reg_set_info: gone.
7960 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
7961 pointless with load_killed_in_block_p (they are *more*
7962 conservative then it, not less, and less accurate).
7963 (oprs_not_set_p): Ditto.
7964 (alloc_gcse_mem): Don't allocate mem_set_in_block
7965 (free_gcse_mem): Don't free it, either.
7966 (record_last_mem_set_info): Update comment in front, remove
7967 mem_*set_* stuff. Note the reason we don't handle stores directly
7969 (compute_hash_table): Update comments to reflect reality. Remove
7970 mem_*set_* references.
7971 (reset_opr_set_tables): Remove mem_*set_* references.
7973 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
7974 (mark_clobber): Ditto (on both parts, we double set here too).
7975 (expr_killed_p): Remove mem_set_in_block test.
7976 (compute_transp): Remove mem_set_in_block test.
7978 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
7979 of edge, and removal of phi alternative to dump file.
7980 (ssa_ccp_substitute_constants): Add note about register now being
7981 constant, and which uses were replaced in what insns to dump file.
7983 2001-07-16 Andreas Jaeger <aj@suse.de>
7985 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
7986 variables of type HOST_WIDEST_INT.
7988 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
7989 (__bb_exit_func): Correct type of count_max to avoid overflow.
7990 (num_digits): Handle long long argument.
7992 * combine.c (gen_lowpart_for_combine): Remove unused variable.
7994 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7996 * output.h (sdb_begin_function_line): Restore as an extern
7998 * sdbout.c (sdb_begin_function_line): Make extern.
8000 2001-07-15 Richard Henderson <rth@redhat.com>
8002 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
8003 * genrecog.c (maybe_both_true_mode): New.
8004 (maybe_both_true_2): Use it.
8005 (write_switch): Don't put Pmode in a switch.
8006 * rtl.c (mode arrays): Don't explicitly size them.
8008 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8010 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
8011 handling; move unconditional splitting before mode switching.
8013 * i386.md (type): Add fistp type.
8014 (i387, length_attr, scheduling definitions): Handle this type.
8015 (fix_trunc?f?i2): Revamp to use mode switching.
8016 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
8017 * i386.h (fp_cw_mode): New enum
8018 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
8019 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
8021 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8023 * Makefile.in (integrate.o): Add debug.h.
8024 * integrate.c (debug.h): Add.
8025 (output_inline_function): Save, reset, and restore debug_hooks.
8027 2001-07-15 Richard Henderson <rth@redhat.com>
8029 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
8030 instead of COMPARE for the EQUIV expression.
8032 2001-07-15 Richard Henderson <rth@redhat.com>
8034 * flow.c (redirect_edge_and_branch_force): Initialize
8035 global_live_at_start and global_live_at_end.
8036 (allocate_bb_life_data): Export.
8037 * basic-block.h (allocate_bb_life_data): Declare.
8038 * toplev.c (rest_of_compilation): Call it.
8040 2001-07-15 Richard Henderson <rth@redhat.com>
8042 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
8043 (alpha_tablejump_best_label): New.
8044 * config/alpha/alpha-protos.h: Declare them.
8045 * config/alpha/alpha.md: Use braced strings for code blocks.
8046 (tablejump_osf): Break out add with r29.
8047 (tablejump_osf_internal): Remove.
8048 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
8049 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
8051 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
8053 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
8056 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
8058 * i386-protos.h (ix86_split_fp_branch): Update prototype.
8059 (ix86_fp_jump_nontrivial_p): New.
8060 * i386.md (fp_jcc_?): Update call of split_fp_branch;
8061 use ix86_fp_jump_nontrivial_p.
8062 * i386.c (ix86_fp_jump_nontrivial_p): New.
8063 (ix86_split_fp_branch): Accept code instead of rtx.
8064 (ix86_expand_compare): Expand comparison early in case
8065 doing so is resonably cheap.
8067 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
8069 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
8071 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
8072 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
8074 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
8076 * dbxout.c (dbxout_source_line): Make static, update prototype.
8077 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
8078 (dbxout_init, dbxout_finish, dbxout_source_line,
8079 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
8080 * dbxout.h (dbxout_source_line): Delete.
8081 * debug.c (debug_nothing_file, debug_nothing_file_int,
8082 debug_nothing_file_charstar_rtx): New.
8083 (do_nothing_debug_hooks): Update.
8084 (debug_nothing_void, debug_nothing_charstar_rtx,
8085 dwarf2out_end_epilogue): New.
8086 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
8087 * debug.h (struct rtx_def): Declare.
8088 (gcc_debug_hooks): New hooks source_line, end_epilogue
8090 (debug_nothing_void, debug_nothing_charstar_rtx,
8091 dwarf2out_end_epilogue): New.
8092 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
8093 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
8094 (dwarf2_debug_hooks): Update.
8095 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
8096 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
8097 * dwarf2out.h (dwarf2out_source_line): Remove.
8098 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
8099 Make static, update prototype.
8100 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
8101 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
8102 (dwarf_debug_hooks): Update.
8103 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
8104 dwarfout_end_function): Remove.
8105 * final.c (profile_function): Use debug hooks for ending functions
8107 (output_source_line, final_end_function): Update prototype,
8109 (final_start_function, final_scan_insn): Update.
8110 * output.h (sdb_begin_function_line): Remove.
8111 (final_end_function): Update prototype.
8112 * sdbout.c (sdb_begin_function_line): Make static.
8113 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
8114 (sdbout_source_line): New.
8115 (sdbout_end_epilogue, sdbout_end_function): Make static, update
8117 (sdb_debug_hooks): Update.
8118 (sdbout_init, sdbout_source_line,
8119 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
8120 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
8121 * toplev.c (compile_file, rest_of_compilation): Update.
8122 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
8123 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
8124 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
8125 Update for prototype changes.
8126 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
8127 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
8129 2001-07-15 Richard Henderson <rth@redhat.com>
8131 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
8132 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
8133 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
8134 * config/alpha/alpha.c: Likewise.
8135 * config/alpha/alpha.md: Likewise.
8136 * config/alpha/alpha32.h: Likewise.
8137 * config/alpha/vms.h: Likewise.
8140 2001-07-14 Richard Henderson <rth@redhat.com>
8142 * config/alpha/alpha.md: Use define_constants for unspec values.
8143 Substitute throughout.
8145 2001-07-14 Tim Josling <tej@melbpc.org.au>
8147 * tree.def (EXPON_EXPR) remove. Never supported anyway.
8149 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
8151 * pa.md: Remove unused constraints from define_split's.
8153 2001-04-14 Richard Henderson <rth@redhat.com>
8155 * ifcvt.c (find_cond_trap): Test for exit block.
8157 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
8159 Re-install recently reverted patch.
8160 * emit-rtl.c (try_split): Update mark_jump_label call.
8161 * flow.c (find_sub_basic_blocks): Likewise.
8162 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
8164 (mark_all_labels): Kill second parameter.
8165 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
8166 (rebuild_jump_labels, jump_optimize_minimal): Update call
8168 (jump_optimize_1): Kill crossjumping code.
8169 (mark_jump_label): Kill cross_jump parameter.
8170 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
8171 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
8172 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
8174 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
8176 (dump_file_info): Likewise.
8177 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
8178 reorganize passes to do reg-stack first, bb-reorder second.
8179 * invoke.texi (-d letters doc): Remove the jump2 pass.
8181 2001-07-14 Richard Henderson <rth@redhat.com>
8183 * ifcvt.c (find_cond_trap): New.
8184 (find_if_header): Call it.
8185 (merge_if_block): Relax existing jump sanity check.
8186 * jump.c (jump_optimize_1): Remove conditional trap handling.
8188 2001-07-14 Alan Modra <amodra@bigpond.net.au>
8190 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
8192 (insn_refs_are_delayed): Correct comment.
8193 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
8194 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
8195 instead of r31. Make associated insn !TARGET_64BIT, and
8196 provide an additional 64-bit insn that clobbers r2.
8198 (udivsi3): Likewise.
8200 (umodsi3): Likewise.
8202 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
8204 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
8206 * flow.c (redirect_edge_and_branch_force, split_edge,
8207 try_crossjump_to_edge): Use set_block_for_new_insns.
8208 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
8210 2001-07-13 H.J. Lu (hjl@gnu.org)
8212 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
8215 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
8217 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
8219 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
8221 * c-common.c (decl_attributes): Take a pointer to the node to
8222 which attributes are to be attached, and a flags argument.
8223 * c-common.h (enum attribute_flags): New.
8224 (decl_attributes): Update prototype.
8225 * c-decl.c (start_decl, push_parm_decl, finish_struct,
8226 finish_enum, start_function): Update calls to decl_attributes.
8227 * c-parse.in (component_declarator, component_notype_declarator,
8228 label): Update calls to decl_attributes.
8230 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
8232 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
8233 * config/avr/avr.c (legitimate_address_p): Return value changed
8234 from letter to register classes. For better debugging.
8236 2001-07-13 Kazu Hirata <kazu@hxi.com>
8238 * jump.c (reversed_comparison_code_parts): Fix comment typos.
8240 2001-07-13 H.J. Lu (hjl@gnu.org)
8242 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
8244 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
8246 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
8247 correctly for shared configurations.
8248 * config/t-libgcc-pic: New.
8249 * config/{i386,m68k,sparc}/t-openbsd: New.
8250 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
8251 Support -shared. Support debugging libraries with -g.
8252 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
8253 frame information does not emit pointer diffs.
8254 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
8257 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
8259 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
8261 2001-07-13 David Edelsohn <edelsohn@gnu.org>
8263 * combine.c (try_combine): Ensure const_int pow2 is positive.
8265 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
8267 * config.gcc: Add configuration for s/390.
8268 * config/s390/s390.c: New. Subroutines for code generation.
8269 * config/s390/s390.h: New. Definitions for s/390.
8270 * config/s390/s390-protos.h: New. Prototypes.
8271 * config/s390/linux.h: New. Definitions for linux for s/390.
8272 * config/s390/linux64.h: New. Definitions for linux for zSeries.
8273 * config/s390/t-linux: New. Makefile fragment.
8274 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
8275 * config/s390/fixdfdi.h: New. Fix L_fix*di.
8277 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
8279 * emit-rtl.c (try_split): Update mark_jump_label call.
8280 * flow.c (find_sub_basic_blocks): Likewise.
8281 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
8283 (mark_all_labels): Kill second parameter.
8284 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
8285 (rebuild_jump_labels, jump_optimize_minimal): Update call
8287 (jump_optimize_1): Kill crossjumping code.
8288 (mark_jump_label): Kill cross_jump parameter.
8289 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
8290 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
8291 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
8293 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
8295 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
8296 reorganize passes to do reg-stack first, bb-reorder second.
8297 * invoke.texi (-d letters doc): Remove the jump2 pass.
8299 2001-07-12 Steve Ellcey <sje@cup.hp.com>
8301 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
8303 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8305 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
8307 (verify_flow_info): Make diagnostics prettier.
8309 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
8311 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
8313 * flow.c (outgoing_edges_match): Return early if condition reversal
8316 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
8318 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
8319 (mips_move_2words): When splitting a move into two instructions,
8320 prefix the second address operand with '%D'.
8322 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
8324 * Makefile.in (final.o): Depend on debug.h.
8325 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
8326 (dbx_debug_hooks): Add new hooks.
8327 (xcoff_debug_hooks): New.
8328 * debug.c (debug_nothing_file_int_int): New.
8329 (do_nothing_debug_hooks): Update.
8330 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
8331 (debug_nothing_file_int_int): New.
8332 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
8333 static, update prototype.
8334 (dwarf2_debug_hooks): Update.
8335 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
8336 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
8337 static, update prototype.
8338 (dwarf_debug_hooks): Update.
8339 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
8340 * final.c: Include debug.h.
8341 (final_scan_insn): Use debug hooks when beginning and ending blocks.
8342 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
8343 static, update prototype.
8344 (sdb_debug_hooks): Update.
8345 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
8346 * toplev.c: Distinguish between xcoff and dbx.
8348 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
8349 Call all debug hooks, not just dwarf ones.
8351 2001-07-11 Timothy Wall <twall@redhat.com>
8353 * config.gcc: Add configuration for AIX5/IA64.
8354 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
8355 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
8356 support prefix/suffix code.
8357 * config/ia64/t-aix: New. Makefile fragment.
8358 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
8360 2001-07-11 Kazu Hirata <kazu@hxi.com>
8362 * recog.c (validate_change): Fix a comment typo.
8364 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
8366 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
8367 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
8369 * dbxout.c (dbx_debug_hooks): Add new hooks.
8370 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
8372 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
8374 * dbxout.h (dbxout_start_new_source_file,
8375 dbxout_resume_previous_source_file): Delete.
8376 * debug.c (do_nothing_debug_hooks): Add new hooks.
8377 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
8378 (debug_nothing_int_charstar, debug_nothing_int): New.
8379 * debug.h (gcc_debug_hooks): New hooks define, undef,
8380 start_source_file and end_source_file.
8381 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
8382 (debug_nothing_int_charstar, debug_nothing_int): New.
8383 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
8384 the conditionally compiled section.
8385 (dwarf2out_start_source_file, dwarf2out_end_source_file,
8386 dwarf2out_define, dwarf2out_undef): Make static.
8387 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
8388 dwarf2out_define, dwarf2out_undef): Remove.
8389 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
8390 (dwarfout_start_source_file, dwarfout_end_source_file,
8391 dwarfout_define, dwarfout_undef): Make static.
8392 (dwarfout_start_source_file_check,
8393 dwarfout_end_source_file_check): New.
8394 (dwarfout_define, dwarfout_finish): Update.
8395 * dwarfout.h (dwarfout_start_new_source_file,
8396 dwarfout_resume_previous_source_file, dwarfout_define,
8397 dwarfout_undef): Remove.
8398 * sdbout.c (sdb_debug_hooks): Add new hooks.
8399 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
8401 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
8402 make static, take an arg.
8403 * sdbout.h (sdbout_start_new_source_file,
8404 sdbout_resume_previous_source_file): Delete.
8405 * toplev.c (debug_start_source_file, debug_end_source_file,
8406 debug_define, debug_undef): Delete.
8407 * toplev.h (debug_start_source_file, debug_end_source_file,
8408 debug_define, debug_undef): Delete.
8410 * java/jcf-parse.c: Include debug.h.
8411 (parse_class_file): Update to use debug hooks directly.
8412 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
8414 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8416 * alias.c (set_mem_alias_set): New function.
8417 * rtl.h (set_mem_alias_set): Declare it.
8418 * builtins.c (expand_builtin_return_addr): Call it instead of
8419 using MEM_ALIAS_SET accessor.
8420 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
8421 (get_memory_rtx, expand_builtin_va_arg): Likewise.
8422 (expand_builtin_va_copy):Likewise.
8423 * caller-save.c (setup_save_areas): Likewise.
8424 * calls.c (compute_argument_addresses): Likewise.
8425 * explow.c (set_mem_attributes): Likewise.
8426 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
8427 (expand_assignment, store_constructor_field, store_field): Likewise.
8428 (expand_expr_unaligned): Likewise.
8429 * function.c (assign_stack_temp_for_type): Likewise.
8430 (put_reg_into_stack, gen_mem_addressof): Likewise.
8431 * ifcvt.c (noce_try_cmove_arith): Likewise.
8432 * reload1.c (reload, alter_reg): Likewise.
8433 * config/alpha/alpha.c (get_aligned_mem): Likewise.
8434 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
8435 (alpha_expand_unaligned_store): Likewise
8436 (alpha_expand_unaligned_load_words): Likewise.
8437 (alpha_expand_unaligned_store_words): Likewise.
8438 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
8439 (alpha_expand_epilogue): Likewise.
8440 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
8441 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
8442 * config/i386/i386.c (legitimize_pic_address): Likewise.
8443 * config/i960/i960.c (setup_incoming_varargs): Likewise.
8444 * config/ia64/ia64.c (spill_restore_mem): Likewise.
8445 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
8446 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
8447 * config/mips/mips.c (mips_va_arg): Likewise.
8448 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
8449 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
8450 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
8451 (setup_incoming_varargs, rs6000_va_arg): Likewise.
8452 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
8453 (rs6000_emit_epilogue): Likewise.
8454 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
8455 * config/sparc/sparc.c (sparc_va_arg): Likewise.
8456 * config/v850/v850.c (v850_va_arg): Likewise.
8458 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
8460 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
8461 when fallthru edge is present.
8462 (mege_blocks): Handle case where creation of jump insn
8465 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
8466 CLEANUP_POST_REGSTACK): New constants.
8467 * except.c (finish_eh_generation): Update call of cleanup_cfg,
8468 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
8469 * output.h (cleanup_cfg): Update prototype.
8470 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
8471 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
8472 cleanup_cfg call; kill missleading comment.
8473 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
8474 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
8475 parameter; control optimizations performed using it.
8476 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
8477 try_crossjump_bb): New functions.
8479 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
8481 * pa.c (pa_output_function_prologue): Delete prototype. Make function
8483 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
8484 pa_output_function_prologue.
8485 * pa-protos.h (pa_output_function_prologue): New prototype.
8487 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
8489 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
8490 and low to get correct sign extension in low+high test.
8492 2001-07-11 Janis Johnson <janis@us.ibm.com>
8494 * gcov.c (arcdata): Use gcov_type to fix branch percentage
8495 for large hit count.
8497 * profile.c (branch_prob): Fix .bbg info for computed gotos
8500 2001-07-11 Mark Mitchell <mark@codesourcery.com>
8502 * stmt.c (parse_output_constraint): New function, split out
8504 (expand_asm_operands): ... here. Use parse_output_constraint.
8505 * tree.h (parse_output_constraint): Declare it.
8507 2001-07-11 Richard Henderson <rth@redhat.com>
8509 * bitmap.c: Comment some functions; fiddle whitespace.
8510 (bitmap_free): Don't export.
8511 (bitmap_element_allocate): Use memset.
8512 * bitmap.h (bitmap_free): Don't declare.
8514 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
8516 * gcse.c, lcm.c, sched-deps.c:
8517 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
8519 * flow.c (flow_loops_find): Free dom if we found no loops, since
8520 we aren't going to save it.
8522 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
8525 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
8527 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
8529 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8531 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
8532 #ifndef DWARF2_DEBUGGING_INFO.
8534 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
8536 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
8538 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
8540 * config/mips/mips.c (gen_int_relational): Tell the caller not to
8541 reverse a branch if a NE comparison is implemented with GTU.
8543 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
8544 H.J. Lu <hjl@gnu.org>
8546 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
8548 (call_internal2): Likewise.
8549 (call_value_internal1): Likewise.
8550 (call_value_internal2): Likewise.
8551 (call_value_multiple_internal1): Likewise.
8552 (call_value_multiple_internal2): Likewise.
8554 2001-07-10 Kazu Hirata <kazu@hxi.com>
8556 * calls.c (emit_library_call_value_1): Fix a comment typo.
8557 * dwarf2out.c (mem_loc_descriptor): Likewise.
8558 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
8560 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
8562 * simplify-rtx.c (simplify_subreg): Fix typo in comment
8564 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8566 * recog.c (offsettable_address_p): Handle LO_SUM case.
8567 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
8568 instead of plus_constant.
8570 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8572 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
8573 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
8575 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8577 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
8578 adjust_address_nv instead of plus_constant.
8580 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
8582 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
8583 dwarf2out.o): Depend on debug.h, wrap long lines.
8584 * dbxout.c: Include debug.h.
8585 (dbx_debug_hooks): New.
8586 (dbxout_init): Make static, take just 2 args.
8587 (dbxout_finish): Make static.
8588 * dbxout.h (dbxout_init, dbxout_finish): Delete.
8589 * debug.c: New file.
8590 * debug.h: New file.
8591 * dwarf2out.c: Include debug.h.
8592 (dwarf2_debug_hooks): New.
8593 (dwarf2out_init): Make static.
8594 (dwarf2out_finish): Make static, take 2 args.
8595 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
8596 * dwarfout.c: Include debug.h.
8597 (dwarf_debug_hooks): New.
8598 (dwarfout_init): Make static.
8599 (dwarfout_finish): Make static, take 2 args.
8600 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
8601 * sdbout.c: Include debug.h.
8602 (sdb_debug_hooks): New.
8603 (sdbout_init): Make static, take 2 args.
8604 * sdbout.h (sdbout_init): Delete.
8605 * toplev.c: Include debug.h.
8607 (compile_file): Set deubg_hooks based on command line options.
8608 Use the hooks unconditionally rather than conditional compilation.
8610 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
8612 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
8613 first_insn_after_basic_block_note instead.
8615 * df.c (df_bb_refs_unlink): #if 0 out for now.
8617 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
8619 * ssa.h: Add prototype for ssa_const_prop
8620 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
8621 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
8622 (ssa_fast_dce): Remove unused variable
8624 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8626 * diagnostic.c (finish_diagnostic): Rename to
8627 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
8630 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
8632 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
8635 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
8636 (dump_file): Only pad the demangled name with spaces if the
8637 mangled name was padded with spaces.
8639 2001-07-10 Bernd Schmidt <bernds@redhat.com>
8641 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
8644 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8646 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
8647 extraction if no direct load if either EXPAND_CONST_ADDRESS or
8650 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
8651 whether can put offset inside LO_SUM to check mode alignment, not size.
8653 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8655 * doc/tm.texi (Misc): Fix thinko.
8657 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
8659 * regmove.c (replace_in_call_usage): Fix warnings.
8660 * sched-deps.c (add_dependence): Fix warnings.
8661 * simplify-rtx.c (simplify_subreg): Likewise.
8662 Return NULL_RTX instead of NULL.
8664 * reg-stack.c (emit_swap_insn): Eliminate warnings.
8665 (subst_asm_stack_regs): Likewise.
8667 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
8670 * dwarf2out.c (output_call_frame_info): Declare i as int.
8671 (build_abbrev_table): Declare n_alloc as int.
8672 (dwarf2out_finish): Initialize die.
8673 * except.c: Declare sjlj_funcdef_number as unsigned.
8674 (connect_post_landing_pads): Declare j as unsigned.
8675 (convert_to_eh_region_ranges): Initialize call_site.
8676 (output_function_exception_table): Initialize tt_format_size.
8677 * expr.c (move_by_pieces_1): Initialize to1.
8678 (store_constructor): Initialize minelt and maxelt.
8679 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
8680 * function.c (instantiate_decls): Avoid signed/unsigned warning.
8682 * c-decl.c (combine_parm_decls): Unused, remove.
8683 * c-tree.h: Remove prototype for combine_parm_decls.
8685 * reload.c (push_reload): Fix warning.
8686 (regno_clobbered_p): Likewise.
8687 * reload1.c (replace_pseudos_in_call_usage): Likewise.
8688 (reload_combine): Likewise.
8690 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
8691 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
8693 * bitmap.c (bitmap_operation): Change user.
8694 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
8696 2001-07-10 Eric Christopher <echristo@redhat.com>
8698 * config/mips/mips.c (override_options): Fix typo.
8700 2001-07-09 Stan Shebs <shebs@apple.com>
8702 * target.h (struct gcc_target): New fields init_builtins and
8704 * target-def.h (TARGET_INIT_BUILTINS): New macro.
8705 (TARGET_EXPAND_BUILTIN): New macro.
8706 (TARGET_INITIALIZER): Add them.
8707 * builtins.c: Include target.h.
8708 (expand_builtin): Use targetm.expand_builtin.
8709 (default_init_builtins): New function.
8710 (default_expand_builtin): New function.
8711 * expr.h (default_init_builtins): Declare.
8712 (default_expand_builtin): Declare.
8713 * c-common.c (c_common_nodes_and_builtins): Use
8714 targetm.init_builtins.
8715 * defaults.h (MD_INIT_BUILTINS): Remove.
8716 * Makefile.in (builtins.o): Depend on target.h.
8718 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
8719 (TARGET_EXPAND_BUILTIN): Define.
8720 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
8721 (MD_EXPAND_BUILTIN): Remove.
8723 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
8724 (TARGET_EXPAND_BUILTIN): Define.
8725 (c4x_init_builtins): Make endlink arg a local.
8726 (c4x_print_operand): Fix typos in adjust_address usages.
8727 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
8728 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
8729 (MD_EXPAND_BUILTIN): Remove.
8731 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
8732 (TARGET_EXPAND_BUILTIN): Define.
8733 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
8734 (ix86_init_builtins): Call new function only if TARGET_MMX.
8735 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
8736 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
8737 (MD_EXPAND_BUILTIN): Remove.
8739 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
8740 (TARGET_EXPAND_BUILTIN): Define.
8741 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
8742 (MD_EXPAND_BUILTIN): Remove.
8744 * doc/tm.texi: Document these changes.
8746 2001-07-09 Diego Novillo <dnovillo@redhat.com>
8748 * basic-block.h (tree_node): Forward declare if needed.
8749 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
8750 (BLOCK_HEAD_TREE): Define.
8751 (BLOCK_END_TREE): Define.
8752 (struct loops): Rename field 'tree' to 'tree_root'.
8753 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
8755 (flow_loops_tree_build): Rename reference to field 'tree' to
8757 (flow_loops_level_compute): Ditto.
8758 * predict.c (estimate_bb_frequencies): Ditto.
8759 * tree.h (struct tree_common): Add field 'aux'.
8761 2001-07-09 Stan Shebs <shebs@apple.com>
8763 * config/darwin.c (darwin_encode_section_info): Don't mark any
8764 DECL_EXTERNAL node as defined.
8766 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
8768 * pa.c (pa_init_machine_status, pa_mark_machine_status,
8769 pa_free_machine_status, hppa_init_pic_save): Delete.
8770 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
8771 (hppa_profile_hook): Use hppa_pic_save_rtx.
8772 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
8773 hppa_init_pic_save): Delete.
8774 (hppa_pic_save_rtx): Declare.
8775 * pa.md (call, call_value, sibcall, sibcall_value,
8776 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
8778 2001-07-09 Kazu Hirata <kazu@hxi.com>
8780 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
8781 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
8783 2001-07-09 Andreas Jaeger <aj@suse.de>
8785 * output.h: Add declaration of final_forward_branch_p.
8787 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
8789 * varray.c: Include errors.h for internal_error and trim_filename
8792 * Makefile.in (varray.o): Add errors.h.
8794 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
8796 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
8797 * optabs.c (have_add2_insn): Check whether the add insn chosen
8798 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
8799 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
8801 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
8803 * Makefile.in (OBJS): Add ssa-ccp.o
8804 (ssa-ccp.o): Add dependencies.
8805 * toplev.c (DFI_ssa_ccp): New dump file enum.
8806 (dump_file): Add entry for dumping after SSA CCP.
8807 (flag_ssa_ccp): New flag variable.
8808 (f_options): Add -fssa-ccp.
8809 (rest_of_compilation): Run SSA CCP if requested.
8810 * timevar.def (TV_SSA_CCP): New timevar.
8811 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
8812 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
8813 Fix minor typo in SSA DCE documentation.
8814 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
8815 Add documentation for new dump option. Renumber dump files
8818 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8820 * emit-rtl.c (gen_highpart_mode): New.
8821 * rtl.h (gen_highpart_mode): Declare.
8822 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
8823 operand can be VOIDmode constant.
8825 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
8827 * flow.c (redirect_edge_and_branch_force): New.
8828 (can_fallthru): Ensure that basic blocks are succeeding.
8829 (try_optimize_cfg): Do not delete basic block if it is the last one.
8831 * flow.c (try_redirect_by_replacing_jump): Do not remove
8832 jumps with side effects, unlink chain on fallthru edge;
8833 set block for new jump instruction; avoid basic block to
8834 over by line number note.
8836 * flow.c (try_simplify_condjump): Verify that the condjump
8837 is not always falling trought.
8840 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
8842 * flow.c (forwarder_block_p): Fix for fallthru blocks.
8843 (try_redirect_by_replacing_jump): Update properly the count
8844 and frequency information.
8846 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8848 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
8849 address that is a LO_SUM specially.
8850 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
8852 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
8854 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
8855 (operand_subword): Use them.
8856 (change_address_1): Renamed from change_address; new arg VALIDATE.
8857 * expr.h: Reflect above changes; change_address now macro.
8858 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
8860 * cselib.c (add_mem_for_addr): Likewise.
8861 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
8862 * regmove.c (try_apply_stack_adjustment): Likewise.
8863 * reload.c (push_reload, make_memloc): Likewise.
8864 * reload1.c (eliminate_regs): Likewise.
8865 * simplify-rtx.c (simplify_replace_rtx): Likewise.
8866 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
8868 * combine.c (make_extraction, simplify_shift_const): Likewise.
8869 (gen_lowpart_for_combine): Likewise.
8870 * cse.c (gen_lowpart_if_possible): Likewise.
8871 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
8872 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
8873 * optabs.c (gen_move_insn): Likewise.
8874 * reload1.c (alter_reg): Likewise.
8875 * simplify-rtx.c (simplify_subreg): Likewise.
8876 * stmt.c (expand_anon_union_decl): Likewise.
8877 * recog.c (validate_replace_rtx_1): Likewise.
8879 * Makefile.in (recog.o): Add $(EXPR_H).
8880 * explow.c (stabilize): Call replace_equiv_address.
8881 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
8882 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
8884 2001-07-03 Andrew Haley <aph@redhat.com>
8886 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
8887 the mode of the memory location.
8889 2001-07-09 Bo Thorsen <bo@suse.co.uk>
8891 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
8893 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
8895 * final.c (output_addr_const): Use target opening and
8896 closing parentheses.
8897 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
8898 defaults, add to TARGET_ASM_OUT.
8899 * target.h (struct gcc_target): Add open_paren and close_paren.
8900 * doc/md.texi: Update.
8901 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
8902 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
8903 TARGET_ASM_CLOSE_PAREN.
8904 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
8906 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
8908 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
8909 * config/a29k/a29k.h: Similarly.
8910 * config/alpha/alpha.h: Similarly.
8911 * config/arc/arc.h: Similarly.
8912 * config/arm/aof.h: Similarly.
8913 * config/arm/aout.h: Similarly.
8914 * config/avr/avr.h: Similarly.
8915 * config/c4x/c4x.h: Similarly.
8916 * config/clipper/clipper.h: Similarly.
8917 * config/convex/convex.h: Similarly.
8918 * config/d30v/d30v.h: Similarly.
8919 * config/dsp16xx/dsp16xx.h: Similarly.
8920 * config/elxsi/elxsi.h: Similarly.
8921 * config/fr30/fr30.h: Similarly.
8922 * config/h8300/h8300.h: Similarly.
8923 * config/i370/i370.h: Similarly.
8924 * config/i386/i386.h: Similarly.
8925 * config/i860/i860.h: Similarly.
8926 * config/i960/i960.h: Similarly.
8927 * config/ia64/ia64.h: Similarly.
8928 * config/m32r/m32r.h: Similarly.
8929 * config/m68hc11/m68hc11.h: Similarly.
8930 * config/m68k/m68k.h: Similarly.
8931 * config/m88k/m88k.h: Similarly.
8932 * config/mcore/mcore.h: Similarly.
8933 * config/mips/mips.h: Similarly.
8934 * config/mn10200/mn10200.h: Similarly.
8935 * config/mn10300/mn10300.h: Similarly.
8936 * config/ns32k/ns32k.h: Similarly.
8937 * config/pa/pa.h: Similarly.
8938 * config/pdp11/pdp11.h: Similarly.
8939 * config/pj/pj.h: Similarly.
8940 * config/romp/romp.h: Similarly.
8941 * config/rs6000/rs6000.h: Similarly.
8942 * config/sh/sh.h: Similarly.
8943 * config/sparc/sparc.h: Similarly.
8944 * config/v850/v850.h: Similarly.
8945 * config/vax/vax.h: Similarly.
8946 * config/we32k/we32k.h: Similarly.
8948 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
8950 * doc/c-tree.texi: Document representation of attributes.
8952 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
8954 * doc/tm.texi: Update some places for the rename of target to
8957 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
8959 * target.h (struct gcc_target): Add insert_attributes.
8960 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
8961 (TARGET_INITIALIZER): Update.
8962 * tree.c, tree.h (default_insert_attributes): New function.
8963 Update comments on other default functions to refer to targetm,
8965 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
8966 TARGET_INSERT_ATTRIBUTES.
8967 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
8968 * c-common.c (decl_attributes): Use targetm.insert_attributes.
8969 Don't use PRAGMA_INSERT_ATTRIBUTES.
8970 * Makefile.in (c-common.o): Depend on $(TARGET_H).
8971 * c-decl.c (start_decl, start_function): Don't call
8972 SET_DEFAULT_DECL_ATTRIBUTES.
8973 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
8974 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
8976 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
8977 (c4x_check_attribute): Avoid modifying attribute list itself.
8978 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
8980 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
8981 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
8983 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
8984 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
8986 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
8987 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
8989 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
8990 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
8991 Adjust parameters. Make static.
8993 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
8995 * c-common.c (decl_attributes): Only take a single attributes
8997 * c-common.h (decl_attributes): Update prototype.
8998 * c-decl.c (start_decl, start_function): Only take a single
8999 attributes parameter. Update calls to decl_attributes.
9000 (finish_struct, finish_enum): Update calls to decl_attributes.
9001 (push_parm_decl): Expect unified list of attributes. Update call
9003 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
9004 notype_nested_function, component_declarator,
9005 component_notype_declarator, label): Update calls to
9007 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
9008 lists that are passed to push_parm_decl.
9009 * c-tree.h (start_function, start_decl): Update prototypes.
9010 * config/sh/sh-protos.h, config/sh/sh.c
9011 (sh_pragma_insert_attributes): Only take a single attributes
9013 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
9014 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
9015 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
9016 build_module_descriptor, generate_static_references,
9017 generate_strings, build_selector_translation_table,
9018 generate_descriptor_table, generate_protocols,
9019 generate_ivars_list, generate_dispatch_table,
9020 generate_protocol_list, generate_category,
9021 generate_shared_structures, really_start_method, add_objc_decls,
9022 generate_classref_translation_entry): Update calls to start_decl
9024 (build_tmp_function_decl, start_method_def): Unify attribute lists
9025 that are passed to push_parm_decl.
9027 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
9029 * final.c (no_asm_to_stream): New.
9030 (final_scan_insn): Use target structures for prologue ends
9031 and epilogue starts.
9032 * output.h (no_asm_to_stream): New.
9033 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
9034 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
9035 (TARGET_ASM_OUT): Update.
9036 * target.h (struct gcc_target): New members function_end_prologue
9037 and function_begin_epilogue.
9038 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
9039 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
9040 * config/alpha/alpha.c (output_end_prologue): Rename to
9041 alpha_output_function_end_prologue. Use in target struct
9043 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
9044 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
9045 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
9046 ia64_output_function_end_prologue. Use in target struct
9048 (ia64_function_prologue, ia64_funciton_epilogue): Rename
9049 mistyped prototypes.
9050 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
9051 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
9053 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
9054 an use in target struct, make static.
9055 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
9058 2001-07-08 Richard Henderson <rth@redhat.com>
9060 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
9062 2001-07-08 Richard Henderson <rth@redhat.com>
9064 * config/i386/i386.md: Remove constraints strings from define_split
9065 and define_peephole2 patterns.
9066 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
9067 (eh_return): Use them.
9069 2001-07-08 Richard Henderson <rth@redhat.com>
9071 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
9072 Document MD_FALLBACK_FRAME_STATE_FOR.
9074 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9076 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
9077 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
9079 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
9081 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
9083 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
9084 of the label inside NAME as opposed to just the end of NAME.
9086 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
9088 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
9089 * config/alpha/alpha.c (alpha_init_machine_status,
9090 alpha_mark_machine_status, alpha_free_machine_status): Delete.
9091 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
9092 (vms_valid_decl_attribute_p): Make static, conditionally compile.
9093 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
9095 2001-07-06 Stan Shebs <shebs@apple.com>
9097 * target.h (targetm): Rename global from "target", so as not to
9098 conflict with local variables.
9100 * c-typeck.c: Ditto.
9104 * cp/decl2.c: Ditto.
9105 * cp/typeck.c: Ditto.
9106 * 1750a/1750a.c: Ditto.
9107 * a29k/a29k.c: Ditto.
9111 * clipper/clipper.c: Ditto.
9112 * convex/convex.c: Ditto.
9113 * d30v/d30v.c: Ditto.
9114 * dsp16xx/dsp16xx.c: Ditto.
9115 * elxsi/elxsi.c: Ditto.
9116 * fr30/fr30.c: Ditto.
9117 * h8300/h8300.c: Ditto.
9118 * i370/i370.c: Ditto.
9119 * i386/i386.c: Ditto.
9120 * i860/i860.c: Ditto.
9121 * i960/i960.c: Ditto.
9122 * ia64/ia64.c: Ditto.
9123 * m32r/m32r.c: Ditto.
9124 * m68hc11/m68hc11.c: Ditto.
9125 * m68k/m68k.c: Ditto.
9126 * m88k/m88k.c: Ditto.
9127 * mips/mips.c: Ditto.
9128 * ns32k/ns32k.c: Ditto.
9130 * pdp11/pdp11.c: Ditto.
9131 * romp/romp.c: Ditto.
9132 * rs6000/rs6000.c: Ditto.
9134 * sparc/sparc.c: Ditto.
9136 * we32k/we32k.c: Ditto.
9137 * doc/tm.texi: Update the manual to match.
9139 2001-07-06 Richard Henderson <rth@redhat.com>
9141 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
9142 DWARF2_UNWIND_INFO not just whether it is defined.
9144 2001-07-06 Diego Novillo <dnovillo@redhat.com>
9146 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
9147 call to simplify_binary_operation returns a new pattern.
9149 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
9151 * glimits.h (__SHRT_MAX__): New.
9152 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
9153 (SHRT_MAX): Define in terms of __SHRT_MAX__.
9155 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
9157 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
9160 2001-07-06 Richard Henderson <rth@redhat.com>
9162 * bitmap.c (bitmap_release_memory): Move adjacent to the
9163 allocation functions.
9164 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
9165 the implementation. Binary search for the set bit.
9166 (bitmap_union_of_diff): Allocate the temporary on the stack
9167 instead of using xmalloc.
9169 2001-07-06 Richard Henderson <rth@redhat.com>
9171 * genrecog.c (validate_pattern): Warn for constraints in
9172 define_{expand,split,peephole2}. Remove strict_low_part
9173 before looking up match_dup.
9175 2001-07-06 DJ Delorie <dj@redhat.com>
9177 * doc/gcc.texi (Makefile): Rename to be a more general purpose
9178 chapter about various build hints and history. Add section
9179 talking about the various types of native and cross builds.
9181 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
9183 * Makefile.in (final.o): Depend on target.h.
9184 * final.c: Include target.h.
9185 (default_function_pro_epilogue): New.
9186 (final_start_function): Use target structure for function prologues.
9187 (final_end_function): Use target structure for function epilogues.
9188 * fold-const.c (real_hex_to_f): Constify s and p.
9189 * output.h (default_function_pro_epilogue): New.
9190 * real.h (real_hex_to_f): Update prototype.
9191 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
9192 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
9193 (TARGET_INITIALIZER): Update.
9194 * target.h (gcc_target): Add struct asm_out.
9195 * doc/tm.texi: Update.
9198 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
9199 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
9200 in cpu/cpu.c, or rename old functions consistently. Take
9201 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
9202 redundant macros and prototypes. Make new functions static.
9204 * 1750a/1750a.c: Similarly.
9205 * 1750a/1750a.h: Similarly.
9206 * a29k/a29k-protos.h: Similarly.
9207 * a29k/a29k.c: Similarly.
9208 * a29k/a29k.h: Similarly.
9209 * arc/arc-protos.h: Similarly.
9210 * arc/arc.c: Similarly.
9211 * arc/arc.h: Similarly.
9212 * arm/arm-protos.h: Similarly.
9213 * arm/arm.c: Similarly.
9214 * arm/arm.h: Similarly.
9215 * avr/avr-protos.h: Similarly.
9216 * avr/avr.c: Similarly.
9217 * avr/avr.h: Similarly.
9218 * clipper/clipper-protos.h: Similarly.
9219 * clipper/clipper.c: Similarly.
9220 * clipper/clipper.h: Similarly.
9221 * convex/convex.c: Similarly.
9222 * convex/convex.h: Similarly.
9223 * d30v/d30v-protos.h: Similarly.
9224 * d30v/d30v.c: Similarly.
9225 * d30v/d30v.h: Similarly.
9226 * d30v/d30v.md: Similarly.
9227 * dsp16xx/dsp16xx-protos.h: Similarly.
9228 * dsp16xx/dsp16xx.c: Similarly.
9229 * dsp16xx/dsp16xx.h: Similarly.
9230 * elxsi/elxsi.c: Similarly.
9231 * elxsi/elxsi.h: Similarly.
9232 * fr30/fr30.c: Similarly.
9233 * fr30/fr30.md: Similarly.
9234 * h8300/h8300-protos.h: Similarly.
9235 * h8300/h8300.c: Similarly.
9236 * h8300/h8300.h: Similarly.
9237 * i370/i370-protos.h: Similarly.
9238 * i370/i370.c: Similarly.
9239 * i370/i370.h: Similarly.
9240 * i386/i386.c: Similarly.
9241 * i386/osf1elf.h: Similarly.
9242 * i386/osfrose.h: Similarly.
9243 * i860/i860-protos.h: Similarly.
9244 * i860/i860.c: Similarly.
9245 * i860/i860.h: Similarly.
9246 * i960/i960-protos.h: Similarly.
9247 * i960/i960.c: Similarly.
9248 * i960/i960.h: Similarly.
9249 * ia64/ia64-protos.h: Similarly.
9250 * ia64/ia64.c: Similarly.
9251 * ia64/ia64.h: Similarly.
9252 * m32r/m32r-protos.h: Similarly.
9253 * m32r/m32r.c: Similarly.
9254 * m32r/m32r.h: Similarly.
9255 * m68hc11/m68hc11-protos.h: Similarly.
9256 * m68hc11/m68hc11.c: Similarly.
9257 * m68hc11/m68hc11.h: Similarly.
9258 * m68k/crds.h: Similarly.
9259 * m68k/dpx2.h: Similarly.
9260 * m68k/m68k-protos.h: Similarly.
9261 * m68k/m68k.c: Similarly.
9262 * m68k/m68k.h: Similarly.
9263 * m68k/news.h: Similarly.
9264 * m88k/m88k-protos.h: Similarly.
9265 * m88k/m88k.c: Similarly.
9266 * m88k/m88k.h: Similarly.
9267 * mips/mips-protos.h: Similarly.
9268 * mips/mips.c: Similarly.
9269 * mips/mips.h: Similarly.
9270 * ns32k/merlin.h: Similarly.
9271 * ns32k/ns32k.c: Similarly.
9272 * ns32k/ns32k.h: Similarly.
9273 * ns32k/tek6000.h: Similarly.
9274 * pa/pa-protos.h: Similarly.
9275 * pa/pa.c: Similarly.
9276 * pa/pa.h: Similarly.
9277 * pdp11/2bsd.h: Similarly.
9278 * pdp11/pdp11-protos.h: Similarly.
9279 * pdp11/pdp11.c: Similarly.
9280 * pdp11/pdp11.h: Similarly.
9281 * romp/romp-protos.h: Similarly.
9282 * romp/romp.c: Similarly.
9283 * romp/romp.h: Similarly.
9284 * rs6000/rs6000-protos.h: Similarly.
9285 * rs6000/rs6000.c: Similarly.
9286 * rs6000/rs6000.h: Similarly.
9287 * rs6000/sysv4.h: Similarly.
9288 * sh/sh-protos.h: Similarly.
9289 * sh/sh.c: Similarly.
9290 * sh/sh.h: Similarly.
9291 * sparc/sparc-protos.h: Similarly.
9292 * sparc/sparc.c: Similarly.
9293 * sparc/sparc.h: Similarly.
9294 * vax/vax.c: Similarly.
9295 * vax/vax.h: Similarly.
9296 * vax/vms.h: Similarly.
9297 * we32k/we32k.c: Similarly.
9298 * we32k/we32k.h: Similarly.
9300 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
9302 * basic-block.h (first_insn_after_basic_block_note): Declare.
9303 * flow.c (first_insn_after_basic_block_note): Define. Moved
9305 * ssa.c (first_insn_after_basic_block_note): Remove.
9306 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
9308 (ssa_eliminate_dead_code): Properly update the CFG and PHI
9309 nodes when we find a dead conditional branch. Insert BARRIERs
9310 after any blocks with no successors, but which do not have
9313 2001-07-06 Zack Weinberg <zackw@stanford.edu>
9315 * varray.c (varray_check_failed): Use internal_error.
9317 2001-07-05 Andrew Haley <aph@redhat.com>
9319 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
9320 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
9321 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
9323 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
9325 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
9326 reference if the target constant is also a SYMBOL_REF.
9328 2001-07-05 Eric Christopher <echristo@redhat.com>
9330 * config/mips/mips.h (MASK_MIPS3900): Remove.
9331 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
9332 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
9333 (TARGET_MIPS3900): Change to use mips_arch.
9334 (TARGET_MIPS4000): New.
9335 (TARGET_MIPS4100): New.
9336 (TARGET_MIPS4300): New.
9337 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
9338 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
9340 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
9341 (ISA_HAS_BRANCHLIKELY): To here.
9342 (CC1_CPU_SPEC): New.
9343 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
9344 (mips_arch_string): Declare.
9345 (mips_arch): Declare.
9346 (TARGET_OPTIONS): Add -march and -mtune.
9348 * config/mips/mips.c (mips_arch_string): New.
9350 (override_options): Handle -march for codegen and -mtune
9351 for scheduling. Use mips_arch. Move tx39 target default here.
9352 (mips_parse_cpu): Move error message to override_options.
9354 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
9356 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
9358 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
9359 (MIPS Options): Ditto. Change mcpu entry to historical text.
9361 2001-07-05 H.J. Lu (hjl@gnu.org)
9363 * config/mips/mips.c (mips_parse_cpu): New function to parse
9366 2001-07-05 Jim Wilson <wilson@redhat.com>
9368 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
9369 * config/ia64/t-ia64: Likewise.
9370 (LIB1ASMFUNCS): Update comment.
9372 2001-07-05 David Edelsohn <edelsohn@gnu.org>
9374 * doc/install.texi (Install GCC: Binaries): Fix typo.
9376 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9378 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
9379 reference using the stack pointer, adjust it since we push Y
9381 ("*ashrsi3"): Likewise.
9382 ("*lshrsi3"): Likewise.
9384 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9386 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
9387 when -fomit-frame-pointer is used.
9389 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
9391 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
9392 (try_redirect_by_replacing_jump): Reverse updating properly the
9393 count and frequency information. Reverse removing cc0 setter.
9394 (forwarder_block_p): Reverse fixing for fallthru blocks.
9396 2001-07-05 DJ Delorie <dj@redhat.com>
9398 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
9399 (translate_options): If the above is defined, use it to map
9400 given options to new options.
9401 * doc/tm.texi: Document it.
9403 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
9404 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9406 * doc/invoke.texi (Optimize Options): Document that -fgcse may
9407 cause programs using computed gotos to run more slowly.
9409 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9411 * doc/install.texi (Specific): Markup, spelling and typo fixes.
9413 Consistently require binutils 2.11.2, not prereleases.
9414 (Specific, decstation-*): Canonicalize as mips-dec-*.
9415 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
9417 (Specific, m68k-altos): Removed reference to README.altos, deleted.
9418 (Specific, mips-*): Reword MIPS C compiler requirements.
9419 (Specific, powerpc*-*-*): New, mention --with-cpu once.
9420 (Specific, sunv5): Removed, obsolete.
9422 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
9424 * dwarf2out.c (output_loc_list): Use an all ones mask for
9425 .text asm output and don't rely on long long
9426 literals. Reformat some long lines.
9428 2001-07-05 Andreas Jaeger <aj@suse.de>
9430 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
9433 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
9435 * dwarf2out.c (dwarf2out_define): Update comment.
9436 (dwarf2out_undef): Ditto.
9437 (dwarf2out_start_source_file): Ditto.
9438 (dwarf2out_end_source_file): Ditto.
9439 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
9440 since we never call the start/end debug hook for the primary file.
9442 2001-07-04 Kazu Hirata <kazu@hxi.com>
9444 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
9447 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
9449 * cppinit.c (remove_dup_dirs): Inform if a system include
9450 directory is being reordered.
9451 * doc/invoke.texi (Directory Options): GCC warns if you hide a
9453 * doc/cpp.texi (Search Paths): Likewise.
9454 * doc/gcc.texi (Interoperation): Remove information about
9457 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
9459 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
9460 (VARRAY_TOP_CHAR_PTR): Likewise.
9462 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9464 * gcc.c (process_command): Don't assign elements of a const char*.
9466 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9468 * emit-rtl.c (change_address): Don't abort if invalid address while
9469 reload is in progress.
9471 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
9473 * c-lex.c (cb_file_change): Pass line number to
9474 debug_start_source_file.
9475 (cb_undefine): Pass correct line number to debug_undef.
9477 * toplev.c (debug_start_source_file): Add line number to
9478 parameters. Pass it along to dwarf2out_start_source_file.
9479 (decode_g_option): Stop resetting debug level back to normal when
9480 we change debug formats, unless the current level is
9481 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
9484 * toplev.h (debug_start_source_file): Add line number to
9487 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
9490 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
9492 Output debug_macinfo data for starting file if requested.
9493 (dwarf2out_end_source_file): Output debug_macinfo data for ending
9495 (dwarf2out_define): Output debug_macinfo data for defining a macro
9497 (dwarf2out_undef): Output debug_macinfo data for undefining a
9499 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
9500 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
9501 (macinfo_section_label): New. DWARF2 macro info section label.
9502 (dwarf2out_init): If we want macro info, output the start label
9504 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
9505 attribute to the compilation unit die pointing to the macro info.
9507 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
9509 * dwarf2out.c (new_loc_list): Move to inside #ifdef
9510 DWARF2_DEBUGGING_INFO.
9511 (add_loc_descr_to_loc_list): Ditto.
9512 (output_loc_list): Ditto.
9513 Also, fix thinko in curr not being initialized.
9514 (gen_internal_sym): Ditto.
9516 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9518 * emit-rtl.c (replace_equiv_address): New function.
9519 * expr.h (replace_equiv_address): New declaration.
9520 * explow.c (validize_mem): Call it instead of change_address and
9521 also call if -fforce-addr and address is constant.
9522 * expr.c: Replace more calls to change_address with adjust_address
9523 and/or replace_equiv_address or to validize_mem.
9524 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
9525 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
9526 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
9527 * config/i370/i370.md, config/i860/i860.md: Likewise.
9528 * config/i960/i960.md, config/mips/mips.c: Likewise.
9529 * config/mips/mips.md, config/pa/pa.md: Likewise.
9530 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
9531 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
9533 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9535 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
9537 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
9540 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
9542 * doc/include: New directory.
9543 * doc/fdl.texi: Move to doc/include/fdl.texi.
9544 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
9545 * doc/include/funding.texi, doc/include/gpl.texi: New files.
9546 * doc/gcc.texi: Use funding.texi and gpl.texi.
9547 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
9548 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
9549 Update dependencies and use -I $(docdir)/include.
9551 2001-07-04 Anthony Green <green@redhat.com>
9553 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
9555 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9557 * doc/install.texi (sparc64-*-*): Remove garbage.
9559 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
9561 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
9562 Fix typo in last change to use adjust_address.
9564 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9566 * doc/install.texi (Specific): Update information for *-*-solaris*.
9568 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9570 * explow.c (plus_constant_wide): Reinitialize Y for restart.
9572 2001-07-03 Stan Shebs <shebs@apple.com>
9574 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
9575 case for flag_no_mach_text_sections.
9576 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
9577 * config/darwin.c (flag_no_mach_text_sections): Remove.
9578 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
9580 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9582 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
9583 and avoid checking for constant as first operand.
9584 * recog.c (find_constant_term_loc): No longer static.
9585 (adj_offettable_operand): Delete.
9586 * rtl.h (adj_offsettable_operand): Delete declaration.
9587 (find_constant_term): Add declaration.
9588 * caller-save.c: Replace calls to adj_offsettable_operand with calls
9590 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
9591 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
9592 * config/i386/i386.c, config/i386/i386.md: Likewise.
9593 * config/i860/i860.c, config/i960/i960.c: Likewise.
9594 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
9595 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
9596 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
9597 * config/mips/mips.c, config/mips/mips.md: Likewise.
9598 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
9599 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
9600 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
9601 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
9602 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
9603 * config/ns32k/ns32k.md: Likewise.
9605 2001-07-03 Zack Weinberg <zackw@stanford.edu>
9607 * rtl.c (copy_rtx): Handle 'T' format letter.
9608 * gensupport.c (collect_insn_data): Likewise.
9609 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
9611 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
9613 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
9614 -B option. Use 'dir' not 'foo' as example directory name.
9616 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9618 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
9619 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
9621 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
9623 * doc/cppinternals.texi: Improve formatting and logical markup.
9625 2001-07-03 Andreas Jaeger <aj@suse.de>
9627 * Makefile.in (insn-recog.o): Add dependency on reload.h.
9629 * genrecog.c (write_header): Include reload.h for prototypes in
9632 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
9635 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
9636 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
9637 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
9638 i386_pe_valid_type_attribute_p): Add.
9639 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
9640 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
9642 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9644 * explow.c (plus_constant_wide, case LO_SUM): New case.
9645 (plus_constant_for_output_wide): Delete.
9646 * rtl.h (plus_constant_for_output): Delete.
9647 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
9648 instead of plus_constant_for_output.
9649 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
9650 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
9651 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
9652 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
9653 * config/sparc/sparc.md: Likewise.
9654 Convert some change_address calls to adjust_address.
9656 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
9658 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
9659 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
9660 documentation of -std and -Wwrite-strings.
9662 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
9664 * cse.c (canon_hash): Don't register registers in very small
9665 register classes, as extending their lifetime might cause
9668 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9670 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
9672 * flow.c (forwarder_block_p): Fix for fallthru blocks.
9673 (try_redirect_by_replacing_jump): Update properly the count
9674 and frequency information.
9676 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
9678 * toplev.c (dump_file_index): Move SSA dumps just after first
9680 (dump_file): Corresponding changes.
9681 (rest_of_compilation): Move SSA path to just after the first
9683 * doc/gcc.texi (Passes): Update due to movement of SSA path.
9684 * doc/invoke.texi: Update dump file #s as they were completely
9685 out of date with reality.
9687 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
9689 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
9691 * expr.c (emit_move_insn_1): Deal with non-default
9694 * expr.c (emit_single_push_insn): Fix warning.
9696 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
9698 * expr.c (emit_move_insn_1): Avoid modifying
9699 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
9701 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9703 * emit-rtl.c (adjust_address): New function.
9704 * expr.h (adjust_address): Add declaration.
9705 * builtins.c: Replace some calls to change_address with calls to it
9707 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
9708 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
9709 * config/arm/arm.c, config/convex/convex.c: Likewise.
9710 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
9711 * config/i386/i386.c, config/i386/i386.md: Likewise.
9712 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
9713 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
9714 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
9715 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
9716 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
9718 2001-07-02 Jim Wilson <wilson@redhat.com>
9720 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
9722 2001-07-02 Steve Ellcey <sje@cup.hp.com>
9724 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
9725 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
9727 2001-07-02 Zack Weinberg <zackw@stanford.edu>
9729 * cppinit.c (lang_defaults): New table.
9730 (set_lang): Just read from lang_defaults into the live options
9733 2001-07-02 Zack Weinberg <zackw@stanford.edu>
9735 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
9736 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
9737 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
9739 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9741 * doc/install.texi: Various spelling and markup fixes.
9742 (Installing GCC): Component specific installation instructions are
9745 Warn about removing old install dir in the presence of shared libs.
9746 (Configuration): Invoke with options target to match configure
9748 Consistently refer to gas, gld pathnames.
9749 Invert --enable-multilib documentation.
9750 Remove references to old compiler versions.
9752 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9754 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
9756 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9758 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
9760 (Specific, mips*-sgi-irix5): Note IDO download.
9761 Reworded MIPS C hints.
9762 Use GNU as instead of GAS.
9764 Removed SGI Freeware reference, IRIX 6 only.
9765 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
9766 Note N64 library requirement/workaround.
9768 Complete list of structure passing bug victims.
9770 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9772 * doc/install.texi: Remove CVS Id.
9774 2001-07-02 Andreas Jaeger <aj@suse.de>
9776 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
9777 (find_inherently_necessary): Remove unused variable.
9779 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
9781 * c-common.h (TDI_inlined): New ast dump phase.
9782 (dump_flag_name): New function.
9783 * c-dump.c (dump_files): Add inlined phase.
9784 (dump_flag_name): Define.
9785 * doc/invoke.texi (-fdump-ast-inlined): Document.
9787 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9789 * stor-layout.c (layout_decl): Revert change to handling of alignment
9792 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9794 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
9797 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
9799 * doc/tm.texi (FUNCTION_ARG): Document that the last call
9802 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
9804 * tlink.c (recompile_files): Remove COMPILER_PATH and
9805 LIBRARY_PATH from the environment.
9807 2001-07-01 Zack Weinberg <zackw@stanford.edu>
9809 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
9810 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
9812 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
9814 * c-parse.in (OBJC_STRING): Kill.
9815 (objc_string): Decompose to [objc_string] '@' STRING.
9816 (reswords): Take the leading '@' off all the Objective C keywords.
9817 (objc_rid_sans_at): Kill.
9818 (init_reswords): Don't initialize it.
9819 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
9820 (_yylex): Kill reconsider label. Look ahead one token after
9821 an '@'; if we get an identifier, check whether it's an
9822 Objective C @-keyword. If so, return the keyword. Otherwise,
9823 put back the token and return the '@' as a terminal.
9825 * cpplib.c (lex_macro_node): Remove unnecessary check for
9826 leading '@' on identifier. Clarify control flow and commentary.
9828 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9830 * cse.c (new_label_ref): Variable deleted.
9831 (insert): Remove set of new_label_ref.
9832 (check_for_label_ref): New function.
9833 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
9835 See ChangeLog.5 for earlier changes.