1 2001-10-26 Andreas Jaeger <aj@suse.de>
3 * flow.c (clear_log_links): Remove unused variable.
4 * cfgcleanup.c (cleanup_cfg): Likewise.
6 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
8 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
9 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
11 2001-10-26 Richard Henderson <rth@redhat.com>
13 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
14 rename PV_REG to R27_REG.
15 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
16 (REG_CLASS_FROM_LETTER): Update.
17 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
18 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
19 (udivsi3, modsi3, umodsi3): Likewise.
20 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
22 2001-10-26 Richard Henderson <rth@redhat.com>
24 * cfg.c (clear_aux_for_blocks): Split out of ...
25 (free_aux_for_blocks): here.
26 (clear_aux_for_edges): Split from ...
27 (free_aux_for_edges): here.
28 * basic-block.h: Declare them.
29 * lcm.c (compute_antinout_edge): Use them.
30 (compute_laterin, compute_available, compute_nearerout): Likewise.
31 (optimize_mode_switching): Likewise.
33 2001-10-26 Richard Henderson <rth@redhat.com>
35 * Makefile.in (unstage*): Remove as, ld, collect-ld before
36 moving everything back to the main build directory.
38 2001-10-26 Christopher Faylor <cgf@redhat.com>
40 * config/i386/cygwin.h: Search target specfic include directory, if
43 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
45 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
46 of macro guards. Fix #endif comment.
48 * output.h (default_exception_section, default_eh_frame_section):
49 Move prototypes outside of macro guard.
51 * crtstuff.c: Fix #endif comment.
53 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
55 * doc/md.texi (movMM): Clarify semantics of storing into a
56 non-paradoxical SUBREG.
58 2001-10-25 Zack Weinberg <zack@codesourcery.com>
60 * langhooks.c (lang_hook_default_clear_binding_stack): New.
61 (lang_hook_default_get_alias_set): Move next to other alias
63 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
64 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
65 (LANG_HOOKS_INITIALIZER): Add it.
66 * toplev.h (struct lang_hooks): Add clear_binding_stack.
67 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
68 instead of a loop calling poplevel.
70 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
72 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
73 occurrences of #elif with #if...#endif.
75 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
77 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
79 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
81 * alias.c (can_address_p): No longer static.
82 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
83 Return 0 if all parameters are default values.
84 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
85 (adjust_address_1): Try harder to compute a size.
86 * expr.c (expand_assignment, store_constructor): If can't address,
87 set MEM_KEEP_ALIAS_SET_P.
88 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
89 (store_field): Likewise.
90 (store_constructor): Simplify call to store_constructor_field.
91 * expr.h (can_address_p): New declaration.
92 * gensupport.c (gen_rtx_CONST_INT): New function.
93 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
94 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
95 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
97 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
99 2001-10-24 Christopher Faylor <cgf@redhat.com>
101 * config/i386/cygwin.h: Use proper path for mingw crt files when
104 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
106 * dwarf2out.c (file_info_cmp): Always return consistent results.
108 2001-10-24 Roger Sayle <roger@eyesopen.com>
110 * stmt.c (expand_end_case): Index jumptables from zero for
111 suitably small values of minval.
113 2001-10-24 Jakub Jelinek <jakub@redhat.com>
115 * stor-layout.c (place_union_field): If any field was aligned with
116 attribute aligned, set record type's TYPE_USER_ALIGN.
117 (place_field): Likewise.
118 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
119 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
121 2001-10-24 Zack Weinberg <zack@codesourcery.com>
123 * c-common.h (struct c_common_identifier): Remove rid_code field.
124 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
126 * c-typeck.c (constructor_designated): New local flag.
127 (struct constructor_stack): Add "designated" field to match.
128 (start_init): Clear it.
129 (really_start_incremental_init, push_init_level): Push and
131 (pop_init_level): Pop it.
132 (set_designator): Set it.
134 (pop_init_level): Suppress "missing initializer" warnings if
135 constructor_designated is true.
136 (process_init_element): Suppress warning about union
137 initialization under traditional C, if constructor_designated
140 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
142 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
145 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
147 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
149 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
151 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
152 the node was already a set to a constant.
154 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
156 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
157 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
159 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
161 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
162 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
163 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
164 * s390.c (s390_final_chunkify): Don't use string concatenation.
165 (s390_function_prologue, s390_function_epilogue): Const-ify.
166 * s390.h (FUNCTION_PROFILER): Remove unused variable.
168 2001-10-24 Jakub Jelinek <jakub@redhat.com>
170 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
173 2001-10-23 Stan Shebs <shebs@apple.com>
175 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
176 -traditional-cpp in first-stage compilation.
178 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
180 * gensupport.c (target_flags): Add.
182 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
184 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
186 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
187 * except.c (expand_builtin_frob_return_addr): Likewise.
188 (expand_builtin_eh_return): Likewise.
189 * stmt.c (expand_computed_goto): Likewise.
190 * explow.c (memory_address): Likewise.
191 (allocate_dynamic_stack_space): Clean up predicate testing.
192 (probe_stack_range): Convert SIZE to Pmode.
193 * calls.c (rtx_for_function_call): Only call convert_memory_address
195 Pass function call operand as ptr_mode, not Pmode.
196 * expr.c (expand_assignment): Clean up calls to convert_memory
197 address by only doing so when needed and making offsets Pmode.
198 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
199 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
200 is in Pmode, not ptr_mode.
202 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
204 * darwin-protos.h (constructor_section, destructor_section,
205 mod_init_section, mod_term_section): Prototype.
206 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
208 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
210 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
211 objc_section_init declaration.
212 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
213 (objc_section_init, try_section_alias): Make static.
214 (alias_section): Make static and hide unused function.
215 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
217 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
219 * alias.c (can_address_p): Compnonents are not addressable if
220 the containing type has alias set 0.
221 (get_alias_set): Rework to use STRIP_NOPS.
222 Only call front-end routine on object, type, or object with
223 NOPs stripped, not inner values.
224 Use language hook to call front-end routine.
225 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
226 (expand_builtin_apply): Call set_mem_align on MEMs we make.
227 Don't pass alignment to emit_block_move.
228 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
229 (expand_builtin_memset): Likewise, but for clear_storage.
230 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
231 and remove C++ specific parts.
232 * c-common.h (c_common_get_alias_set): Add declaration.
233 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
234 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
235 (save_fixed_argument_area): Call set_mem_align.
236 Remove alignment in call to emit_block_move.
237 (emit_library_call_value_1, store_one_arg): Likewise.
238 (target_for_arg): Remove; disabled long ago.
239 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
240 once and similar cleanups.
241 (offset_address): Use proper introductory comment.
242 * expr.c (emit_block_move): Use alignment from that of MEM args, not
243 from explicit operand; all callers changed.
244 (clear_storage): Likewise.
245 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
246 (store_field): Remove kludge on alias set used for to_rtx.
247 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
248 (expand_expr_unaligned): Call set_mem_attributes instead of
250 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
251 * function.c (assign_stack_temp_for_type): Set MEM alignment.
252 (expand_function_end): Track MEM attributes of trampolines.
253 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
254 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
255 attributes from original.
256 * langhooks.c (lang_hook_default_get_alias_set): New function.
257 (hook_get_alias_set_0): New function.
258 * langhooks.h (hook_get_alias_set_0): New declaration.
259 (lang_hook_default_get_alias_set): Likewise.
260 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
261 * reload1.c (alter_reg): Use adjust_address_nv.
262 * rtl.c (get_mode_alignment): Moved to here.
263 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
264 change default if unknown from 1 to BITS_PER_UNIT.
265 * stor-layout.c (get_mode_alignment): Remove from here.
266 * toplev.h (struct lang_hoks): Add get_alias_set field.
267 * tree.h (lang_get_alias_set): Delete declaration.
268 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
269 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
270 (ix86_va_arg): Likewise.
271 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
272 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
273 * config/sparc/sparc.c (sparc_va_arg): Likewise.
274 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
275 (expand_block_move_mem): Remove dead code.
277 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
279 * c-common.c (warn_div_by_zero): New.
280 * c-common.h (warn_div_by_zero): New.
281 * c-decl.c (c_decode_option): Take it on the command line.
282 * c-typeck.c (build_binary_op): Warn about division by zero.
283 * doc/invoke.texi: Document the new command line option, fix
284 documentation of -Wmultichar.
285 * testsuite/gcc.dg/divbyzero.c: New tests.
286 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
288 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
290 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
292 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
293 to avoid update_life_info call.
294 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
295 * cfgcleanup.c (bb_flags): New enum.
296 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
297 (notice_new_block, update_forwarder_flag): New functions.
298 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
299 (try_forward_edges): Likewise; update flags.
300 (merge_blocks): Likewise.
301 (outgoing_edges_match): Likewise.
302 (try_crossjump_to_edge): Likewise.
303 (try_optimize_cfg): Likewise; initialize and clear the flags;
304 recompute life info if needed.
305 (cleanup_cfg): No need to clear aux pointers.
307 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
309 * config/i386/i386.c (override_options): Default to minimum
310 stack alignment when optimizing for code size.
311 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
314 * config/i386/i386.c (override_options): Set upper limit of
315 -mpreferred-stack-boundary to 12.
317 2001-10-22 Zack Weinberg <zack@codesourcery.com>
319 * recog.c (peephole2_optimize): Add default case to switch.
321 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
323 * doc/gcc.texi (Sending Patches): Remove.
325 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
327 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
328 fields when comparing.
330 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
332 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
333 * arm.c (HOST_INT, HOST_UINT): Likewise.
335 2001-10-22 Stan Shebs <shebs@apple.com>
337 * config/darwin-protos.h (darwin_exception_section): Declare.
338 (darwin_eh_frame_section): Declare.
340 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
342 * i386.md (movti_rex64): Fix mode.
344 2001-10-22 Stan Shebs <shebs@apple.com>
346 * target.h (struct gcc_target): Add asm_out.exception_section,
347 asm_out.eh_frame_section.
348 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
349 (TARGET_ASM_EH_FRAME_SECTION): New.
350 (TARGET_INITIALIZER): Update.
351 * output.h (default_exception_section): Declare.
352 (default_eh_frame_section): Declare.
353 * dwarf2out.c: Include target.h.
354 (output_call_frame_info): Call target hook for eh frames.
355 (default_eh_frame_section): New function.
356 * except.c: Include target.h.
357 (output_function_exception_table): Call target hook for exception
359 * varasm.c (default_exception_section): Rename from
360 exception_section, remove EXCEPTION_SECTION macro.
362 * config/darwin.h (darwin_eh_frame_section): New function.
363 (EXCEPTION_SECTION): Remove.
364 (TARGET_ASM_EXCEPTION_SECTION): Define.
365 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
366 (nextstep_exception_section): New function.
367 (nextstep_eh_frame_section): New function.
368 (TARGET_ASM_EXCEPTION_SECTION): Define.
369 (TARGET_ASM_EH_FRAME_SECTION): Define.
371 * config/pa/som.h (EXCEPTION_SECTION): Remove.
372 (TARGET_ASM_EXCEPTION_SECTION): Define.
373 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
374 (EXCEPTION_SECTION): Remove.
375 (TARGET_ASM_EXCEPTION_SECTION): Define.
376 * config/stormy16/stormy16.h: Remove comments referencing
377 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
379 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
380 TARGET_ASM_EH_FRAME_SECTION.
382 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
384 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
387 * c-format.c: Fix spelling typo in comment.
389 * sched-int.h: Fix typo in GCC preamble.
391 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
394 * doc/invoke.texi: Remove references to -fdump-translation-unit.
396 2001-10-22 Richard Henderson <rth@redhat.com>
398 * config/i386/i386.c (ix86_expand_clear): New.
399 * config/i386/i386-protos.h: Declare it.
400 * config/i386/i386.md (setcc peep2s): Use it.
401 (movsi_xor): Unexport.
403 2001-10-22 Richard Henderson <rth@redhat.com>
405 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
406 free_EXPR_LIST_list for LOG_LINKS.
408 2001-10-21 Robert Lipe <robertlipe@usa.net>
410 * config/i386/i386.c (sco_asm_named_section): Delete.
411 (sco_asm_out_constructor): Delete.
412 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
413 (ASM_OUTPUT_DOUBLE_INT): Likewise.
414 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
415 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
416 (EXCEPTION_SECTION): Delete EH scn renaming hack.
418 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
420 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
421 and/or fold extra calls into fewer ones.
422 * collect2.c (dump_file): Likewise.
423 * cppexp.c (parse_number): Likewise.
424 * cpplex.c (_cpp_lex_direct): Likewise.
425 * final.c (output_asm_insn, asm_fprintf): Likewise.
426 * fix-header.c (inf_scan_ident, main): Likewise.
427 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
429 * fold-const.c (real_hex_to_f): Likewise.
430 * gen-protos.c (parse_fn_proto): Likewise.
431 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
432 * genrecog.c (change_state, write_action): Likewise.
433 * gensupport.c (shift_output_template): Likewise.
434 * local-alloc.c (requires_inout): Likewise.
435 * mips-tfile.c (IS_ASM_IDENT): Likewise.
436 * protoize.c (is_id_char, main): Likewise.
437 * real.c (asctoeg): Likewise.
438 * recog.c (asm_operand_ok): Likewise.
439 * reload.c (find_reloads): Likewise.
440 * scan.c (scan_identget_token): Likewise.
441 * sched-vis.c (print_value): Likewise.
442 * stringpool.c (ggc_alloc_string): Likewise.
443 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
444 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
445 * tradcpp.c (rescan): Likewise.
446 * tree.c (clean_symbol_name): Likewise.
447 * varasm.c (decode_reg_name): Likewise.
449 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
450 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
451 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
452 * m88k.c (output_ascii): Likewise.
453 * m88k.h (OVERRIDE_OPTIONS): Likewise.
454 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
455 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
456 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
458 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
460 * langhooks.c (lang_hook_default_do_nothing,
461 lang_hook_default_decode_option): New defaults.
462 * langhooks.h: Make hooks unconditional and non-NULL.
463 * toplev.c (compile_file, toplev_main): Update.
464 * toplev.h: Update comments.
465 * objc/objc-act.c (lang_hooks): Update to new paradigm.
467 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
469 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
471 * system.h (IN_RANGE): New macro.
473 2001-10-21 Zack Weinberg <zack@codesourcery.com>
475 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
476 INTLDEPS variable, which does not include $LIBICONV.
477 * Makefile.in: Use INTLDEPS in LIBDEPS.
478 * configure: Regenerate.
480 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
482 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
483 * cpplex.c (lex_percent, lex_dot): Remove.
484 (get_effective_char, skip_block_comment, skip_line_comment,
485 parse_identifier_slow, parse_number, parse_string, save_comment,
486 _cpp_lex_direct): Update to do lookback freely.
487 (IF_NEXT_IS, BACKUP): New macros.
488 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
489 * cppmacro.c (paste_tokens): Update.
491 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
493 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
495 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
497 * reload1.c (reload): Check CONSTANT_P before calling
498 LEGITIMATE_PIC_OPERAND_P.
499 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
500 workaround of 2001-10-13.
502 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
504 * i386.c (split_di): Handle splitting of DFmode.
506 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
508 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
509 (adjust_address_1, offset_address): Likewise.
511 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
512 (output_asm_insn): Call it for each line output.
513 Don't record an operand more than once.
515 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
516 * main.c: Include config.h and system.h, but not ansidecl.h.
517 * Makefile.in (main.o): Update accordingly.
519 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
521 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
523 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
525 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
526 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
528 (find_sub_basic_blocks): ... here;
529 (find_many_sub_basic_blocks): New.
530 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
532 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
534 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
536 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
538 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
539 * flow.c (update_life_info): Measure time.
540 * c-decl.c: Include timevar.h
541 (c_expand_body): Measure time.
542 * toplev.c (rest_of_compilation): Measure time of mode switching
544 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependancy.
546 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
547 (lang_independent_options): Add asynchronous-unwind-tables
548 (toplev_main): flag_asynchronous_unwind_tables implies
550 * flags.h (flag_asynchronous_unwind_tables): Declare.
551 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
552 flag_asynchronous_unwind_tables.
553 (output_call_frame_info): Likewise.
554 * invoke.texi (-fasynchronous-unwind-tables): Document.
555 * i386.c (optimization_options): Enable
556 flag_asynchronous_unwind_tables.
558 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
559 * i386.md (s* expanders): Destination is QImode.
561 * toplev.c (rest_of_compilation): Do not call clear_log_links.
562 * rtl.h (clear_log_links): Kill.
563 * flow.c (clear_log_links): Make static; accept blocks parameter;
564 do no clear life info.
565 (update_life_info): Call clear_log_links.
567 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
569 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
571 * cpplex.c (handle_newline, skip_escaped_newlines,
572 get_effective_char, skip_block_comment, skip_line_comment,
573 parse_identifier_slow, parse_number, parse_string,
574 _cpp_lex_direct): Update to do more stepping back.
575 (trigraph_ok): Similarly. Rename trigraph_p.
576 (SAVE_STATE, RESTORE_STATE): Remove.
577 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
579 * cpplib.c (destringize): Rename destringize_and_run, and
580 call run_directive directly.
581 (_cpp_do__Pragma): Simplify.
583 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
585 * pe.c (arm_pe_unique_section): Const-ify.
586 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
587 (switch_to_section): Add static prototype.
589 * output.h (drectve_section): Prototype.
591 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
593 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
594 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
595 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
596 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
597 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
598 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
599 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
600 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
601 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
602 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
603 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
604 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
605 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
606 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
607 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
608 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
609 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
610 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
611 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
612 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
613 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
614 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
615 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
616 cris-*-none, cris-*-linux*: Update ${tmfile} list.
617 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
618 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
619 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
620 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
621 v850-*-*): Delete superflous ${cpu_type} setting.
622 * config/linux.h: Delete svr4.h include.
623 (SET_ASM_OP): Delete.
624 * config/netware.h (INT_ASM_OP): Undef before define.
625 * config/ptx4.h: Delete elfos.h include.
626 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
627 * config/svr4.h: Delete elfos.h include. Update commentary.
628 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
629 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
630 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
631 config/v850/v850.h: Delete svr4.h include.
632 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
633 config/m68k/m68kv4.h, config/m88k/sysv4.h,
634 config/sparc/sysv4.h: Update includes.
635 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
636 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
637 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
638 config/m88k/dguxbcs.h: Delete includes.
639 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
640 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
641 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
643 * config/m88k/dgux.h: Delete include.
644 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
646 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
647 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
648 * config/sh/elf.h: Update include.
649 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
650 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
652 2001-10-19 Catherine Moore <clm@redhat.com>
654 * config/stormy16/stormy-abi: Updates to varargs descriptions.
655 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
656 base and count fields.
657 (stormy16_expand_builtin_va_start): last_reg_count changed to
658 size_of_reg_args. Use count + size in first comparison.
660 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
662 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
663 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
664 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
665 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
666 Set alignment from type if INDIRECT_REF.
667 (adjust_address_1, offset_address): Simplify alignment compuitation.
668 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
669 here; done by set_mem_attributes.
671 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
673 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
674 * arm-protos.h (rdata_section, zero_init_section, common_section):
676 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
677 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
678 traditional mode stringification.
679 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
680 in macros controling its use.
681 * rtlanal.c: Include tm_p.h.
682 * varasm.c (asm_output_aligned_bss): Mark parameter with
684 (assemble_constant_align, assemble_start_function, assemble_align,
685 assemble_variable, assemble_trampoline_template,
686 output_constant_def_contents): Wrap potentially empty if-stmt body
689 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
691 * a29k-protos.h (literal_section): Prototype.
692 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
693 * a29k.md: Ensure function pointers are prototyped.
694 * genattrtab.c (write_eligible_delay): Mark parameter with
697 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
699 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
700 * 1750a.c (print_operand): Fix format specifier warning.
701 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
702 * 1750a.md: Likewise.
703 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
704 * genemit.c (output_add_clobbers): Mark parameter with
706 * genrecog.c (write_subroutine): Likewise.
707 * integrate.c (expand_inline_function): Delete unused variable.
708 * varasm.c (remove_from_pending_weak_list): Wrap with
711 2001-10-19 Jakub Jelinek <jakub@redhat.com>
713 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
714 field is different to previous argument's neg field.
716 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
718 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
720 * final.c (get_decl_from_op): New function.
721 (output_asm_insn): Call it; write "*" when item with decl is address.
723 2001-10-19 Janis Johnson <janis187@us.ibm.com>
725 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
726 about 64-bit support from the 3.0_branch version.
728 2001-10-19 Zack Weinberg <zack@codesourcery.com>
730 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
731 USE_INCLUDED_LIBINTL when appropriate.
732 * configure, config.in: Regenerate.
733 * Makefile.in (datadir): Set to @datadir@.
734 (intl.o): Also depend on $(CONFIG_H) and system.h.
736 * intl.c: Factor out common gettext initialization sequence.
737 (gcc_init_libintl): New function.
738 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
739 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
740 off NLS. Add multiple include guard. No need to #ifdef-guard
741 an #undef. Prototype gcc_init_libintl here.
743 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
744 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
745 Use gcc_init_libintl.
747 2001-10-19 Catherine Moore <clm@redhat.com>
749 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
751 * config/stormy16/stormy16.c (stormy16_split_move): Make
752 sure that REG_INC notes are present for auto_inc operands.
754 2001-10-19 Andreas Jaeger <aj@suse.de>
756 * configure: Regenerated.
757 * configure.in: Add x86_64 to switch statements.
759 2001-10-18 Richard Henderson <rth@redhat.com>
761 * config/alpha/alpha.md (sibcall_osf_1): Load destination
762 address into $27 explicitly.
763 (sibcall_value_osf_1): Likewise.
765 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
767 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
768 (offset_address): New function.
769 (free_emit_status): Free regno_decl.
770 (init_emit): Pass proper number of elements to xcalloc.
772 (mark_emit_status): Mark regno_decl values.
773 * expr.c (highest_pow2_factor): New function.
774 (expand_assigment): Use it and offset_address.
775 Properly handle ptr_mode vs. Pmode in offset calculation.
776 (store_constructor, expand_expr_unaligned): Likewise.
777 (expand_expr, case COMPONENT_EXPR): Likewise.
778 * expr.h (offset_address): New decl.
779 * function.h (struct emit_status): Add regno_decl.
780 (REGNO_DECL): New macro.
781 * final.c (output_asm_name): Move in file and don't conditionalize
782 on flag_print_asm_name.
783 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
784 Output names of operands, if known.
785 * function.c (assign_parms): Set REGNO_DECL.
786 * integrate.c (integrate_decl_tree): Likewise.
787 * stmt.c (expand_decl): Likewise.
788 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
790 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
792 * attribs.c (handle_noinline_attribute): New function.
793 (handle_used_attribute): Likewise.
794 (c_common_attribute_table): Added noinline and used.
795 * doc/extend.texi (Function Attributes): Document them.
796 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
797 Warn when merging inline with attribute noinline.
798 (start_decl, start_function): Warn if inline and attribute
799 noinline appear in the same declaration.
801 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
803 * config.gcc: Update c4x and i370 for C front end-specific
805 * config/c4x/c4x-c.c: New.
806 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
807 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
809 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
810 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
812 (c4x_init_pragma): Remove.
813 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
814 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
815 c4x_pr_ignored): Move to c4x-c.c.
816 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
817 * config/c4x/t-c4x: Update.
818 * config/i370/i370-c.c: New.
819 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
820 (i370_pr_map): Move to i370-c.c.
821 * config/i370/t-i370: New.
823 * doc/tm.texi: Update.
825 2001-10-17 Stan Shebs <shebs@apple.com>
827 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
828 typo fixes throughout.
829 (machopic_output_stub): Remove some dead code.
831 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
833 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
836 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
838 * Makefile.in (print-rtl.o): Depend on TREE_H.
839 * alias.c (get_alias_set): Make two passes over objects to first
840 see if inner object is access via restricted pointer.
841 Defer allocating alias set for restricted pointer until here.
842 Call find_placeholder with second arg nonzero.
844 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
845 set for restricted pointer types.
846 * emit-rtl.c (set_mem_attributes): Set more attributes.
847 (set_mem_align, change_address, adjust_address_1): New functions.
848 (change_address_1): Now static.
849 (adjust_address, adjust_address_nv): Deleted.
850 (replace_equiv_address): Call change_address_1.
851 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
852 (find_placeholder): Get starting point from PLIST arg.
853 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
854 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
855 (adjust_address, adjust_address_nv): New macros.
856 * print-rtl.c (tree.h): New include.
857 (print_rtx, case MEM): Print all memory attributes.
859 2001-10-17 Richard Henderson <rth@redhat.com>
861 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
863 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
865 * c-tree.texi: Eliminate duplicated word.
866 * cpp.texi: Likewise.
867 * install.texi: Likewise.
868 * invoke.texi: Likewise.
871 2001-10-17 Michael Collison <collison@isisinc.net>
873 * dsp16xx.c: Fix comment formatting to match GNU standards.
874 (dsp16xx_output_function_prologue): Change type of 'size'
875 parameter from 'int' to HOST_WIDE_INT.
876 (dsp16xx_output_function_epilogue): Change type of 'size'
877 parameter from 'int' to HOST_WIDE_INT.
879 2001-10-16 Richard Henderson <rth@redhat.com>
881 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
882 * configure, config.in: Rebuild.
884 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
885 (ix86_output_addr_diff_elt): New.
886 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
887 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
888 (JUMP_TABLES_IN_TEXT_SECTION): New.
889 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
890 * config/i386/i386-protos.h: Update.
892 * config/i386/386bsd.h, config/i386/beos-elf.h,
893 config/i386/freebsd-aout.h, config/i386/freebsd.h,
894 config/i386/i386-interix.h, config/i386/i386elf.h,
895 config/i386/linux.h, config/i386/netbsd-elf.h,
896 config/i386/netbsd.h, config/i386/openbsd.h,
897 config/i386/ptx4-i.h, config/i386/rtemself.h,
898 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
899 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
901 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
903 * stmt.c (expand_asm_operands): Update commentary.
905 2001-10-16 Stan Shebs <shebs@apple.com>
907 * config/darwin.h (GCC_NAME): Remove, no longer used.
908 (NO_MATH_LIBRARY): Ditto.
909 (MATH_LIBRARY): Define to emptiness.
910 (DWARF2_DEBUGGING_INFO): Define.
911 (PREFERRED_DEBUGGING_TYPE): Define.
912 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
913 (EXCEPTION_SECTION): Define.
914 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
915 * config/darwin.c (darwin_encode_section_info): Handle case of
916 DECL_INITIAL being error_mark_node.
918 2001-10-16 Richard Henderson <rth@redhat.com>
920 * alpha.c (current_file_function_operand): Don't fail for profiling.
921 (direct_call_operand): New.
922 * alpha-protos.h: Declare it.
923 * alpha.h (EXTRA_CONSTRAINT): Use it.
924 (PREDICATE_CODES): Add it.
925 (ASM_OUTPUT_MI_THUNK): Remove.
926 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
927 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
929 2001-10-16 Krister Walfridsson <cato@df.lth.se>
931 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
932 (JUMP_TABLES_IN_TEXT_SECTION): Define.
934 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
936 * cfg.c (free_edge): Break out from ....
937 (remove_edge): ... here.
938 (clear_edges): Use free_edge.
940 * att.h (ASM_QUAD): Add comment.
941 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
943 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
945 * i386.c (split_ti): New function.
946 (ix86_split_to_parts): Support TImodes.
947 * i386.h (VALID_INT_MODE_P): Add TImode.
948 * i386.md (movdi splitter): Fix.
949 (movti): Support 64bit integer registers.
950 (movti_rex64): New function and splitter.
952 * i386.c (*_cost): Add movsx/movzx cost.
953 * i386.h (struct processor_costs): Add movsx/movzx fields.
954 (RTX_COSTS): Handle zero/sign extend + avoid believing that
955 64bit operations require split on 64bit machine.
956 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
958 * i386.c (ix86_setup_incomming_varargs): Fix mode of PLUS.
959 (ix86_expand_move): Avoid pushes of memory if size does not match;
960 move long constants to register.
961 (x86_initialize_trampoline): Fix mode.
962 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
963 Use ASM_QUAD on 64bit.
964 * i386.md (test pattern): Disallow impossible constants.
965 (tablejump PIC expander): Fix emitting of sum.
966 (movdicc_rex64): Rename to movdicc.
967 * linux64.h (LINK_SPEC): Add missing '%'.
969 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
971 * tree-inline.c (inlinable_function_p): Leave it up to the
972 front-end to turn -finline-functions into DECL_INLINE set for all
975 2001-10-16 Stan Shebs <shebs@apple.com>
977 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
979 2001-10-16 Alan Modra <amodra@bigpond.net.au>
981 * recog.c: Formatting and comment typo fixes.
983 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
984 version in single tree build.
985 * configure: Regenerate.
987 2001-10-15 David Edelsohn <edelsohn@gnu.org>
989 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
990 MODE arguments to gen_rtx and compare operand with const0_rtx.
992 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
994 * system.h: Poison old unused target macros.
995 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
996 * config/stormy16/stormy16.c: Update references to obsolete macros.
997 * config/stormy16/stormy16.h: Similarly.
998 * config/stormy16/stormy16.md: Similarly.
999 * config/cris/cris.h: Similarly.
1001 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
1003 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
1004 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
1005 cpp_register_pragma): Update accordingly.
1007 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
1009 * c-pragma.h (cpp_register_pragma_space): Remove.
1010 * cpplib.h (cpp_register_pragma_space): Remove.
1011 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
1012 (cpp_register_pragma_space): Remove.
1013 (cpp_register_pragma): Simplify using lookup_pragma_entry,
1015 (do_pragma): Similarly.
1016 (_cpp_init_internal_pragmas): Don't register namespaces.
1018 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
1019 Don't register namespaces.
1020 * cp/lex.c (init_cp_pragma): Similarly.
1021 * doc/tm.texi: Update.
1023 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
1026 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
1028 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
1030 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
1031 add scheduling support.
1032 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
1033 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
1034 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
1037 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
1039 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
1040 missing CONSTANT_P test in core GCC.
1042 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
1044 * cppmain.c (struct printer): New member source.
1045 (scan_translation_unit): Fix spacing at start of lines.
1046 (cb_line_change): Update.
1048 * gcc.dg/cpp/spacing2.c: New test.
1050 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
1052 * config/cris/arit.c: Use __builtin_labs, not abs.
1054 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
1056 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
1057 misplaced sprintf and fprintf argument.
1059 2001-10-12 Zack Weinberg <zack@codesourcery.com>
1061 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
1062 * configure.in, Makefile.in: Take out obsolete check-po logic.
1063 * configure, config.in: Regenerate.
1065 2001-10-12 Ziemowit Laski <zlaski@apple.com>
1067 * objc/objc-act.c (finish_objc): Correct precondition for emitting
1068 symtab declarations.
1070 2001-10-12 Stan Shebs <shebs@apple.com>
1072 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
1073 declarations of arguments and local variables.
1075 2001-10-12 Christopher Faylor <cgf@redhat.com>
1077 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
1078 ENDFILE_SPEC definition.
1080 2001-10-12 Kazu Hirata <kazu@hxi.com>
1082 * gthr-dce.h: Fix comment formatting.
1083 * gthr-posix.h: Likewise.
1084 * gthr-single.h: Likewise.
1085 * gthr-solaris.h: Likewise.
1086 * gthr-vxworks.h: Likewise.
1087 * gthr-win32.h: Likewise.
1089 2001-10-12 Jakub Jelinek <jakub@redhat.com>
1091 * final.c (output_asm_insn): Make sure assembly dialects are
1092 terminated, not nested. Output `|' and `}' characters if they
1093 don't appear inside assembly dialect selection.
1094 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
1095 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
1096 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
1097 strsetsi_rex_1): Add {} braces.
1099 2001-10-11 Zack Weinberg <zack@codesourcery.com>
1101 * toplev.c (compile_file): Ignore return value from yyparse.
1102 Always pop any nested binding levels after yyparse returns.
1104 2001-10-11 Richard Henderson <rth@redhat.com>
1106 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
1108 2001-10-11 Richard Henderson <rth@redhat.com>
1110 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
1111 fall back to add_AT_long_long for large CONST_INT.
1113 2001-10-11 Richard Henderson <rth@redhat.com>
1115 * config/i386/i386.md (setcc splitters): Add four splitters to
1116 simplify compound compares that simplify_comparison can't handle.
1118 2001-10-11 Zack Weinberg <zack@codesourcery.com>
1120 * cpplex.c (digraph_spellings, token_spellings): Make static.
1122 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1124 * unroll.c (loop_iterations): Fixup last patch.
1126 2001-10-11 Richard Henderson <rth@redhat.com>
1128 * rtl.h (REG_VTABLE_REF): New.
1129 * rtl.c (reg_note_name): Add it.
1130 * combine.c (distribute_notes): Handle it.
1131 * final.c (final_scan_insn): Handle it.
1132 * tree.def (VTABLE_REF): New.
1133 * expr.c (expand_expr): Handle it.
1134 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
1135 * output.h: Declare them.
1137 2001-10-11 Richard Henderson <rth@redhat.com>
1139 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
1142 2001-10-11 David Edelsohn <edelsohn@gnu.org>
1144 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
1145 available in 64-bit mode.
1147 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
1149 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
1150 cris-*-linux* cases.
1151 * config/cris/cris-protos.h: New file.
1152 * config/cris/cris.c: New file.
1153 * config/cris/cris.h: New file.
1154 * config/cris/cris.md: New file.
1155 * config/cris/linux.h: New file.
1156 * config/cris/aout.h: New file.
1157 * config/cris/arit.c: New file.
1158 * config/cris/cris_abi_symbol.c: New file.
1159 * config/cris/mulsi3.asm: New file.
1160 * config/cris/t-aout: New file.
1161 * config/cris/t-cris: New file.
1162 * config/cris/t-elfmulti: New file.
1163 * config/cris/t-linux: New file.
1164 * doc/invoke.texi: Add CRIS options.
1165 * doc/install.texi (Specific): Add blurb for CRIS.
1167 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
1169 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
1171 * config/float/i32.h: Likewise.
1172 * config/float-i386.h: Likewise.
1173 * config/float-i64.h: Likewise.
1174 * config/float-m68k.h: Likewise.
1175 * config/float-sh.h: Likewise.
1176 * config/float-sparc.h: Likewise.
1178 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
1180 * doc/contrib.texi: Add note about CRIS port to my entry.
1182 2001-10-11 Kazu Hirata <kazu@hxi.com>
1184 * basic-block.h: Fix formatting.
1185 * bitmap.h: Likewise.
1186 * cpplib.h: Likewise.
1187 * c-tree.h: Likewise.
1188 * diagnostic.h: Likewise.
1189 * flags.h: Likewise.
1191 * longlong.h: Likewise.
1193 * reload.h: Likewise.
1197 2001-10-10 Richard Henderson <rth@redhat.com>
1199 * c-parse.in (asm_operand): Allow named operands.
1200 * genconfig.c (max_recog_operands): Set to 29.
1201 * local-alloc.c (requires_inout): Skip multiple digits.
1202 * recog.c (asm_operand_ok): Likewise.
1203 (preprocess_constraints): Use strtoul for matching constraints.
1204 (constrain_operands): Likewise.
1205 * regmove.c (find_matches): Likewise.
1206 * reload.c (find_reloads): Likewise.
1207 * stmt.c (parse_output_constraint): Don't reject in-out
1208 constraint on operands > 9. Reject '[' in constraint.
1209 (expand_asm_operands): Handle named operands. Use strtoul
1210 for matching constraints.
1211 (check_operand_nalternatives): Split out from expand_asm_operands.
1212 (check_unique_operand_names): New.
1213 (resolve_operand_names, resolve_operand_name_1): New.
1215 * doc/extend.texi (Extended Asm): Document named operands.
1216 * doc/md.texi (Simple Constraints): Document matching constraints
1219 2001-10-10 Richard Henderson <rth@redhat.com>
1221 * combine.c (try_combine): Handle a SEQUENCE of one insn.
1223 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
1224 (jcc splitters): Add two splitters to simplify compound compares
1225 that simplify_comparison can't handle.
1227 2001-10-10 Richard Henderson <rth@redhat.com>
1229 * langhooks.c: Include langhooks.h.
1230 * Makefile.in (langhooks.o): Depend on it.
1232 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
1234 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
1235 should not be considered as a no-op.
1236 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
1238 2001-10-10 Stan Shebs <shebs@apple.com>
1240 * alias.c: Remove uses of "register" specifier in declarations
1241 of arguments and local variables.
1242 * c-common.c: Ditto.
1243 * c-convert.c: Ditto.
1245 * c-format.c: Ditto.
1246 * c-semantics.c: Ditto.
1247 * c-typeck.c: Ditto.
1248 * caller-save.c: Ditto.
1251 * cfgbuild.c: Ditto.
1253 * collect2.c: Ditto.
1257 * cppfiles.c: Ditto.
1260 * defaults.h: Ditto.
1262 * dwarf2out.c: Ditto.
1263 * dwarfout.c: Ditto.
1264 * emit-rtl.c: Ditto.
1269 * fix-header.c: Ditto.
1270 * floatlib.c: Ditto.
1272 * fold-const.c: Ditto.
1273 * function.c: Ditto.
1276 * gen-protos.c: Ditto.
1277 * genattrtab.c: Ditto.
1278 * gencheck.c: Ditto.
1279 * genconfig.c: Ditto.
1281 * genextract.c: Ditto.
1282 * genflags.c: Ditto.
1283 * gengenrtl.c: Ditto.
1284 * genoutput.c: Ditto.
1286 * genrecog.c: Ditto.
1287 * gensupport.c: Ditto.
1291 * haifa-sched.c: Ditto.
1292 * hard-reg-set.h: Ditto.
1294 * integrate.c: Ditto.
1297 * local-alloc.c: Ditto.
1299 * mips-tdump.c: Ditto.
1300 * mips-tfile.c: Ditto.
1303 * print-rtl.c: Ditto.
1304 * read-rtl.c: Ditto.
1307 * reg-stack.c: Ditto.
1308 * regclass.c: Ditto.
1313 * resource.c: Ditto.
1317 * sched-deps.c: Ditto.
1318 * sched-rgn.c: Ditto.
1320 * simplify-rtx.c: Ditto.
1322 * stor-layout.c: Ditto.
1329 * xcoffout.c: Ditto.
1331 2001-10-10 Richard Henderson <rth@redhat.com>
1333 * rtl.h (can_reverse_comparison_p): Remove.
1335 2001-10-10 Christopher Faylor <cgf@redhat.com>
1337 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
1340 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
1342 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
1343 (Thanks to Chris Faylor for suggesting macro name).
1344 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
1346 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
1347 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
1348 (MATH_LIBRARY): Undef before definition.
1349 (OUTPUT_QUOTED_STRING): Likewise.
1350 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
1352 2001-10-10 Richard Henderson <rth@redhat.com>
1354 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
1355 (fde_unencoded_compare): Likewise. Don't use subtraction to get
1356 a tristate comparison value.
1357 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
1359 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1362 * unroll.c (loop_iterations): Ignore insns generated by loop
1365 * config.gcc (mips*-*-gnu*): Delete support.
1366 * config/mips/gnu.h: Remove.
1368 2001-10-10 Kazu Hirata <kazu@hxi.com>
1370 * calls.c: Fix formatting.
1371 * c-decl.c: Likewise.
1372 * cfgcleanup.c: Likewise.
1373 * combine.c: Likewise.
1374 * cppfiles.c: Likewise.
1375 * cpplib.c: Likewise.
1376 * cppmacro.c: Likewise.
1377 * crtstuff.c: Likewise.
1379 * dwarf2out.c: Likewise.
1380 * expmed.c: Likewise.
1382 * fold-const.c: Likewise.
1383 * function.c: Likewise.
1385 * genattrtab.c: Likewise.
1386 * ggc-page.c: Likewise.
1387 * integrate.c: Likewise.
1388 * libgcc2.c: Likewise.
1390 * optabs.c: Likewise.
1391 * profile.c: Likewise.
1392 * protoize.c: Likewise.
1394 * recog.c: Likewise.
1395 * reload1.c: Likewise.
1396 * reload.c: Likewise.
1397 * reorg.c: Likewise.
1398 * resource.c: Likewise.
1399 * sched-rgn.c: Likewise.
1400 * sdbout.c: Likewise.
1402 * toplev.c: Likewise.
1403 * varasm.c: Likewise.
1405 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
1407 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
1408 * Makefile.in (langhooks.o): Add dependencies.
1410 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
1412 * rs6000.c (rs6000_emit_load_toc_table): Don't
1413 strdup the toc label.
1414 (create_TOC_reference): Likewise.
1416 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
1418 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
1421 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
1423 * config/i386/i386.c (ix86_attribute_table): Correct
1424 min_len, max_len fields for dllimport, dllexport and shared.
1426 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
1428 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
1429 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
1430 Consistently use "nonzero" instead of "non-zero".
1432 2001-10-09 Kazu Hirata <kazu@hxi.com>
1434 * acconfig.h: Fix comment formatting.
1435 * c-dump.h: Likewise.
1436 * c-tree.h: Likewise.
1437 * conditions.h: Likewise.
1439 * function.h: Likewise.
1441 * hwint.h: Likewise.
1442 * integrate.h: Likewise.
1445 * optabs.h: Likewise.
1447 2001-10-09 Kazu Hirata <kazu@hxi.com>
1449 * c-common.h: Fix comment formatting.
1450 * c-dump.c: Likewise.
1452 * diagnostic.h: Likewise.
1453 * except.c: Likewise.
1455 * gcov-io.h: Likewise.
1456 * genattrtab.c: Likewise.
1457 * output.h: Likewise.
1458 * predict.h: Likewise.
1459 * reload1.c: Likewise.
1460 * reload.h: Likewise.
1461 * resource.h: Likewise.
1463 * system.h: Likewise.
1465 * tree-inline.c: Likewise.
1466 * tsystem.h: Likewise.
1467 * varasm.c: Likewise.
1468 * xcoffout.h: Likewise.
1470 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
1472 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
1474 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
1476 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
1477 config/i386/i386elf.h, config/i386/netbsd-elf.h,
1478 config/i386/netware.h, config/mcore/gfloat.h,
1479 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
1480 config/netware.h, gccbug.in: Update FSF address.
1482 2001-10-09 Kazu Hirata <kazu@hxi.com>
1484 * c-common.c: Fix comment typos.
1485 * cfgrtl.c: Likewise.
1486 * collect2.c: Likewise.
1487 * cpplex.c: Likewise.
1488 * doloop.c: Likewise.
1489 * dwarf2out.c: Likewise.
1490 * dwarfout.c: Likewise.
1492 * fold-const.c: Likewise.
1496 * global.c: Likewise.
1497 * ifcvt.c: Likewise.
1499 * optabs.c: Likewise.
1500 * protoize.c: Likewise.
1501 * regclass.c: Likewise.
1502 * reorg.c: Likewise.
1506 * doc/cpp.texi: Likewise.
1507 * doc/c-tree.texi: Likewise.
1508 * doc/extend.texi: Likewise.
1509 * doc/invoke.texi: Likewise.
1510 * doc/objc.texi: Likewise.
1511 * doc/tm.texi: Likewise.
1513 2001-10-08 Richard Henderson <rth@redhat.com>
1515 * varasm.c (set_named_section_flags): Initialize "declared".
1517 2001-10-08 Robert Lipe <robertlipe@usa.net>
1519 * varasm.c (struct in_named_entry): Add declared.
1520 (named_section_first_declaration): New function.
1521 (default_elf_asm_named_section): Use it.
1522 * output.h (named_section_first_declaration): New.
1524 2001-10-08 Richard Henderson <rth@redhat.com>
1526 * i386.md (movsi_xor): Export.
1527 (setcc peep2): Use it when available; add an alternative to
1528 match zero_extendhisi2_and.
1530 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1532 * romp-protos.h (romp_initialize_trampoline): New function.
1533 * romp.c (romp_initialize_trampoline): Likewise.
1534 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
1535 romp_initialize_trampoline.
1537 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1539 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
1540 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
1541 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
1542 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
1544 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1546 * unroll.c (loop_iterations): Extend check for multiple back edges.
1548 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
1550 * langhooks.h: New file.
1551 * Makefile.in (OBJS): Added langhooks.o.
1552 (c-lang.o): Depend on langhooks.h.
1553 (c-common.o): Don't depend on tree-inline.h.
1554 (tree-inline.o): Depend on toplev.h.
1555 (langhooks.o): New rule.
1556 * c-common.c: Don't include tree-inline.h.
1557 (c_mark_lang_decl): Mark argument c as unused.
1558 (c_common_lang_init): Don't initialize hooks here.
1559 * c-lang.c: Include langhooks.h, then override some macros.
1560 (lang_hooks): Initialize with macros in langhooks.h.
1561 (c_init): Don't initialize hooks here.
1562 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
1563 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
1564 * tree-inline.c: Include toplev.h. Don't define hook variables.
1565 * tree-inline.h: Don't define hook types nor declare hook
1566 variables. Move macros to...
1567 * langhooks.c: ... new file, as functions. Adjust all callers.
1569 2001-10-08 Jeffrey A Law <law@cygnus.com>
1571 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
1572 purge_mem_unchanging_flag on all instructions, not just on those
1573 before NOTE_INSN_FUNCTION_BEG.
1575 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
1577 * cppmacro.c (_cpp_create_definition): Leave comments off.
1579 * doc/cpp.texi: Update.
1581 2001-10-08 DJ Delorie <dj@redhat.com>
1583 * c-decl.c (grokfield): Make sure the only unnamed fields
1584 we're allowing are either structs or unions.
1585 * doc/extend.texi: Add documentation for the unnamed field
1588 2001-10-08 Zack Weinberg <zack@codesourcery.com>
1590 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
1591 * configure.in: Use it.
1592 * configure: Regenerated.
1593 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
1594 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
1596 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
1598 * cppfiles.c (open_file): Don't mark zero-length files
1599 never-reread here. Don't output diagnostics here either.
1600 (stack_include_file): Mark them never-reread here.
1601 (_cpp_read_file): Update.
1603 2001-10-08 Richard Henderson <rth@redhat.com>
1605 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
1607 2001-10-08 Richard Henderson <rth@redhat.com>
1609 * expr.c (store_expr): When converting a CONST_INT for storage
1610 in a SUBREG, convert it to both SUBREG modes before stripping
1613 2001-10-08 Richard Henderson <rth@redhat.com>
1615 * varasm.c (restore_varasm_status): New.
1616 * function.h: Declare it.
1617 * function.c (pop_function_context_from): Call it.
1619 2001-10-08 Richard Henderson <rth@redhat.com>
1621 * c-common.h (struct c_lang_decl): Add declared_inline.
1622 * c-tree.h (DECL_DECLARED_INLINE_P): New.
1623 * c-lang.c (c_disregard_inline_limits): Use it.
1624 * c-decl.c (duplicate_decls): Likewise.
1625 (pushdecl, redeclaration_error_message): Likewise.
1626 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
1627 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
1628 Set DECL_INLINE if -finline-functions.
1629 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
1631 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
1633 * cppmacro.c (funlike_invocation_p): Move some logic to caller
1634 in enter_macro_context. Create a padding token in its own context
1635 if necessary when the search for '(' fails.
1636 (enter_macro_context): Update.
1638 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
1640 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
1641 genmultilib, toplev.c: Fix spelling errors of "separate" as
1642 "seperate", and corresponding spelling errors of related words.
1644 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1646 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
1647 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
1649 * c-dump.c (dump_option_value_info): Likewise.
1650 * c-format.c (format_length_info, format_char_info,
1651 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
1652 * collect2.c (names): Likewise.
1653 * cppdefault.h (default_include): Likewise.
1654 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
1655 * flow.c (life_analysis): Likewise.
1656 * gcc.c (dir_separator_str, modify_target, option_map,
1657 target_option_translations, spec_list_1, extra_specs_1,
1658 init_spec): Likewise.
1659 * gcov.c (gcov_version_string): Likewise.
1660 * genattr.c (write_units): Likewise.
1661 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
1662 * gengenrtl.c (rtx_definition, defs): Likewise.
1663 * genrecog.c (pred_table): Likewise.
1664 * global.c (global_alloc): Likewise.
1665 * lcm.c (optimize_mode_switching): Likewise.
1666 * local-alloc.c (find_free_reg): Likewise.
1667 * params.h (param_info): Likewise.
1668 * predict.c (predictor_info): Likewise.
1669 * protoize.c (unexpansion_struct): Likewise.
1670 * real.c (bmask): Likewise.
1671 * recog.h (insn_operand_data, insn_data): Likewise.
1672 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
1673 * stmt.c (expand_nl_goto_receiver): Likewise.
1674 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
1675 target_switches, target_options): Likewise.
1676 * tradcif.y (token, tokentab2, yylex): Likewise.
1677 * tree.h (attribute_spec): Likewise.
1679 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
1681 * arc.c (arc_output_function_epilogue): Likewise.
1682 * arm.c (processors, all_cores, all_architectures,
1683 arm_override_options, isr_attribute_arg, isr_attribute_args,
1684 arm_isr_value): Likewise.
1685 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
1687 * c4x.c (c4x_int_reglist): Likewise.
1688 * d30v.c (override_options): Likewise.
1689 * h8300.c (shift_insn): Likewise.
1690 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
1691 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
1692 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
1693 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
1694 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
1695 * i386.h (processor_costs, ix86_cost): Likewise.
1696 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
1697 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
1698 * m68k.c (codes_68881, codes_FPA): Likewise.
1699 * m88k.c (mode_from_align, max_from_align, all_from_align,
1700 best_from_align, m_options): Likewise.
1701 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
1702 * mcore.c (mode_from_align): Likewise.
1703 * mips/elf64.h (UNIQUE_SECTION): Likewise.
1704 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
1705 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
1706 * mips.h (mips_regno_to_class): Likewise.
1707 * ns32k.c (scales): Likewise.
1708 * pa.c (import_string, magic_milli): Likewise.
1709 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
1710 * sparc.c (leaf_reg_remap, sparc_override_options,
1711 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
1713 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
1715 2001-10-07 Dale Johannesen <dalej@apple.com>
1717 * reload1.c (reload_reg_free_p): Teach register interference
1718 checking that multiple output reloads are emitted in
1720 reload1.c (reload_reg_reaches_end_p): Ditto.
1721 reload1.c (reloads_conflict): Ditto.
1723 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
1725 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
1726 NULL_TREE inside @code.
1728 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
1730 * doc/gcc.texi: Document consistent style of "32-bit",
1731 "Objective-C", and "@code{NULL}".
1733 2001-10-06 Zack Weinberg <zack@codesourcery.com>
1735 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
1736 (cpp_token_len, cpp_spell_token, cpp_output_token,
1737 _cpp_equiv_tokens): Handle it.
1738 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
1739 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
1740 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
1743 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1745 * gcc.c (default_compilers): Remove .ada.
1747 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
1749 * doc/cppinternals.texi: Update.
1751 2001-10-06 Zack Weinberg <zack@codesourcery.com>
1753 * gcc.c (main): Set this_file_error if the appropriate
1754 compiler for a language has not been installed.
1756 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
1758 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
1760 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
1762 * gccbug.in (CATEGORIES): Add ada.
1764 2001-10-05 Catherine Moore <clm@redhat.com>
1766 * config/stormy16/stormy-abi: Document abi changes.
1767 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
1768 (ICALL_REGS): New register class.
1769 (NUM_ARGUMENT_REGISTERS): Now 6.
1770 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
1772 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
1773 * config/stormy16.md (call_internal, call_value_internal,
1774 indirect_jump): Use new 'z' constraint.
1776 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
1778 * doc/cppinternals.texi: Update.
1780 2001-10-05 Richard Henderson <rth@redhat.com>
1782 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
1783 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
1784 the gas section-name-as-label feature.
1786 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
1788 * doc/cppinternals.texi: Update.
1790 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1792 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
1793 to ensure valid SImode constants.
1795 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
1797 * Makefile.in (c-decl.o): Depend on tree-inline.h.
1798 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
1799 * c-decl.c: Include tree-inline.h.
1800 (c_expand_body): Call optimize_inline_calls. Determine whether
1801 a function is inlinable upfront, and only clear
1802 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
1803 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
1804 (c_disregard_inline_limits): New function.
1805 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
1806 (c_post_options): Enable tree inlining if inlining is enabled.
1807 Don't inline trees when instrumenting functions.
1808 (c_init): Initialize lang_disregard_inline_limits and
1809 lang_cannot_inline_tree_fn.
1810 * tree-inline.c (initialize_inlined_parameters): Handle calls
1811 with fewer arguments than declared parameters, and fewer
1812 parameters than passed arguments. Don't assume value is a
1814 (declare_return_variable): Convert return value back to the
1815 original type, if it was promoted.
1816 (tree_inlinable_function_p): New function.
1817 (inlinable_function_p): Don't look at DECL_INLINE if we're
1818 inlining all functions. Make it work with a NULL id.
1819 Re-check DECL_UNINLINABLE after language-specific checks.
1820 * tree-inline.h (tree_inlinable_function_p): Declare it.
1821 * integrate.c (save_for_inline): Don't bother to prepare argvec
1823 * cse.c (check_for_label_ref): Don't check deleted labels.
1825 * Makefile.in (tree-inline.o): Depend on newly-included headers.
1826 * tree-inline.c: Include headers needed for the functions moved in.
1827 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
1828 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
1829 (copy_body, initialize_inlined_parameters): Likewise.
1830 (declare_return_variable, inlinable_function_p): Likewise.
1831 (expand_call_inline, expand_calls_inline): Likewise.
1832 (optimize_inline_calls, clone_body): Likewise.
1833 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
1834 (copy_tree_r, remap_save_expr): Likewise.
1836 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
1838 * Makefile.in (OBJS): Added tree-inline.o.
1839 (c-common.o): Depend on tree-inline.h.
1840 (tree-inline.o): New target.
1841 * c-common.c: Include tree-inline.h.
1842 (c_mark_lang_decl): Don't mark saved_tree.
1843 (c_common_lang_init): Set lang_anon_aggr_type_p.
1844 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
1845 (struct c_lang_decl): Moved saved_tree to tree_decl.
1846 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
1847 * integrate.h (function_attribute_inlinable_p): Declare it.
1848 * integrate.c (function_attribute_inlinable_p): Export it.
1849 * tree-inline.c: New file. Define variables declared in...
1850 * tree-inline.h: New file. Declare functions to be moved to
1851 tree-inline.c. Define macros and declare types and hooks for
1852 language-specific tree inlining.
1853 (flag_inline_trees): Moved definition from cp/decl2.c.
1854 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
1855 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
1856 (struct tree_decl): Moved saved_tree from c_lang_decl and
1857 inlined_fns from C++'s lang_decl.
1859 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
1861 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
1862 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
1864 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
1866 * doc/cppinternals.texi: Update.
1868 2001-10-04 Eric Christopher <echristo@redhat.com>
1870 * config/mips/mips.c (init_cumulative_args): Remember to set
1872 * config.gcc: Redo linux configuration. Add target_cpu_default
1873 of soft-float to all mipsisa32 combinations and tx39.
1874 * config/mips/linux.h: Remove include of mips.h.
1876 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
1878 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
1879 HOST_LDFLAGS and HOST_CPPFLAGS.
1881 2001-10-03 Ziemowit Laski <zlaski@apple.com>
1883 * c-parse.in (objc_inherit_code, objc_pq_context,
1884 objc_public_flag): Make static.
1885 (objc_interface_context, objc_implementation_context,
1886 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
1887 global tree array in objc/objc-act.[ch].
1888 (methoddef): Remove unnecessary code.
1890 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
1891 Hoist struct definitions to objc-act.h.
1892 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
1893 cat_count): Place declaration in objc-act.h.
1894 (objc_tree_index): Move enumeration to objc-act.h.
1895 (objc_global_trees): Place declaration and macro accessors in
1897 (implementation_context): Remove duplicate; use
1898 objc_implementation_context instead:
1899 (method_context): Remove duplicate; use objc_method_context
1901 (objc_ellipsis_node, objc_method_prototype_template,
1902 implemented_classes, function_type): Move global vars to
1904 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
1905 (build_message_expr): Move actual construction of ObjC message
1906 send nodes to finish_message_expr.
1907 (finish_message_expr): New routine, contains code formerly in
1909 * objc/objc-act.h (finish_message_expr): New prototype.
1910 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
1911 declarations; these vars are now part of objc_global_trees.
1912 (objc_tree_index, objc_global_trees): Move definitions from
1914 * objc/objc-tree.def: Update copyright info.
1916 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
1918 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
1920 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
1921 only if TARGET_ARCH64.
1923 2001-10-02 Bernd Schmidt <bernds@redhat.com>
1925 * doc/extend.texi: Fix some problems with previous checkin.
1926 * doc/invoke.texi: Likewise.
1928 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
1930 * cpphash.h: Update comments.
1931 (cpp_context): Update.
1932 (spec_nodes): Remove n__Pragma.
1933 * cppinit.c (cpp_create_reader): Update.
1934 (builtin_array): Add _Pragma.
1935 * cpplib.h: Update comments.
1936 (NODE_DISABLED, BT_PRAGMA): New.
1937 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
1938 * cppmacro.c (struct cpp_macro): Remove disabled.
1939 (builtin_macro): Return int, handle _Pragma, push the new token
1940 on the context stack.
1941 (funlike_invocation_p): Unconstify, update.
1942 (enter_macro_context): Handle builtins here.
1943 (replace_args, push_token_context, push_ptoken_context):
1944 Update for prototype changes.
1945 (_cpp_pop_context): Update.
1946 (cpp_get_token): Don't handle buitins, nor _Pragma here.
1947 (cpp_sys_macro_p): Update.
1948 (_cpp_free_definition): Clear disabled flag.
1949 (_cpp_create_definition): Upate.
1950 * cppmain.c: Update comments.
1952 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
1953 Andreas Jaeger <aj@suse.de>,
1954 Jan Hubicka <jh@suse.cz>
1956 * doc/invoke.texi (i386 Options): Document x86-64 options.
1957 (i386 and x86-64 Options): Rename i386 options section.
1959 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
1960 (TARGET_SWITCHES): Add -munwind-info.
1961 (MASK_NO_UNWIND_INFO): New.
1962 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
1964 (ASM_OUTPUT_DOUBLE_INT): New.
1966 * config/i386/linux64.h: New spec file for Linux x86-64 support.
1967 * config.gcc: Fix tm_file settings for x86-64.
1968 * config/i386/x86-64.h: New file with OS independent x86-64
1970 * config/i386/biarch64.h: New file used to configure compiler
1971 to biarch/64bit compilation.
1973 * config/i386/i386.c: (override_options): Set flags default
1974 for 64bit compilation.
1976 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
1978 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
1979 (ix86_expand_int_movcc): Optimize DImode conditional moves with
1980 constants on x86_64.
1981 (ix86_attr_length_immediate_default): Support MODE_DI.
1982 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
1984 (indirect_jump, tablejump): Turn into expander.
1986 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
1988 * c-common.c (c_format_attribute_table): Make format and
1989 format_arg attributes apply to function types rather than to
1991 (is_valid_printf_arglist): Construct an attribute list and pass
1992 that to check_function_format rather than a name.
1993 * c-common.h (check_function_format): Adjust prototype.
1994 * c-decl.c (duplicate_decls): Preserve attributes from type of
1995 built-in decl when allowing for harmless conflict in types.
1996 * c-format.c (record_function_format,
1997 record_international_format, function_format_list,
1998 international_format_info, international_format_list): Remove.
1999 (function_format_info): Remove next, name and assembler_name.
2000 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
2001 (decode_format_attr): New.
2002 (handle_format_attribute): Handle receiving a type rather than a
2003 decl. Call decode_format_attr. Store format information in a
2004 function_format_info.
2005 (handle_format_arg_attribute): Correct comment. Handle receiving
2006 a type rather than a decl. Use unsigned HOST_WIDE_INT for
2008 (check_format_info_recurse, check_format_info_main): Take argument
2009 numbers as unsigned HOST_WIDE_INT.
2010 (check_function_format): Take a list of attributes from the
2011 function type rather than a name or assembler name. Check for
2012 format attributes in that list and the attributes on the type of
2013 the current function rather than looking through
2014 function_format_list.
2015 (check_format_info): Use unsigned HOST_WIDE_INT for argument
2017 (check_format_info_recurse): Take format_arg attributes from the
2018 type of the function calls rather than using
2019 international_format_list. Allow for multiple format_arg
2021 * c-typeck.c (build_function_call): Pass type attributes to
2022 check_function_format rather than name or assembler name. Don't
2023 require there to be a name or assembler name to check formats.
2025 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2027 * attribs.c (decl_attributes): Possibly call
2028 insert_default_attributes to insert default attributes on
2029 functions in a lazy manner.
2030 * builtin-attrs.def: New file; define the default format and
2031 format_arg attributes.
2032 * c-common.c (c_format_attribute_table): Move to earlier in the
2034 (c_common_nodes_and_builtins): Initialize format_attribute_table.
2035 (enum built_in_attribute, built_in_attributes,
2036 c_attrs_initialized, c_init_attributes,
2037 c_common_insert_default_attributes): New.
2038 (c_common_lang_init): Don't initialize format_attribute_table. Do
2039 call c_init_attributes.
2040 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
2041 * c-common.h (init_function_format_info): Don't declare.
2042 (c_common_insert_default_attributes): Declare.
2043 * c-decl.c (implicitly_declare, builtin_function): Call
2045 (init_decl_processing): Don't call init_function_format_info.
2046 (insert_default_attributes): New.
2047 * c-format.c (handle_format_attribute,
2048 handle_format_arg_attribute): Be quiet about inappropriate
2049 declaration when applying default attributes.
2050 (init_function_format_info): Remove.
2051 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
2052 (insert_default_attributes): Declare.
2054 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2056 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
2058 2001-10-01 Jim Wilson <wilson@redhat.com>
2060 * sched-deps.c (add_dependence): When elide conditional dependence,
2061 check that insn doesn't modify cond2.
2063 2001-10-01 Dale Johannesen <dalej@apple.com>
2065 * config/rs6000/rs6000.h (enum processor_type): Add support
2066 for 7400 (G4) and 7450.
2068 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
2069 (rs6000_issue_rate): Ditto.
2070 (rs6000_adjust_cost): Fix cycle counts for compares.
2071 (debug_stack_info): Fix an obvious typo.
2072 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
2073 * doc/invoke.texi: Document.
2074 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
2076 (PROCESSOR_DEFAULT): Ditto.
2078 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
2080 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
2081 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
2082 later recursive make invocation.
2084 2001-10-01 Hans Boehm <boehm@acm.org>
2086 * optabs.c (emit_libcall_block): When using non-call exceptions,
2087 don't add REG_LIBCALL reg notes to trapping calls.
2089 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
2091 * flow.c (propagate_block_delete_libcall): Remove unused first arg
2092 (propagate_one_insn): Update for above change
2094 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
2096 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
2097 _Unwind_GetTextRelBase): Argument is unused.
2099 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2101 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
2102 Loop through NOPs, placeholders, and components.
2103 Don't go through NOPs if change mode.
2104 (record_alias_subset): Do nothing if SUBSET and SET are the same.
2105 * emit-rtl.c (set_mem_alias_set): Enable check.
2106 * expr.c (find_placeholder): New function.
2107 (expand_expr, case PLACEHOLDER_EXPR): Use it.
2108 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
2109 to modify it and avoid unneeded copies.
2110 * expr.h (expand_expr): Always define.
2111 (find_placeholder): New declaration.
2113 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2115 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
2116 operand 2 is the stack pointer.
2117 ("addr-peephole"): Fix address computation peephole when operand 2
2118 is the stack pointer.
2120 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2122 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
2123 (ix86_setup_incoming_varargs): Likewise.
2125 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
2127 * stor-layout.c (layout_type): Don't complain about too-large
2130 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2132 * function.c (keep_stack_depressed): Don't use delete_insn.
2134 * expr.h (set_mem_alias_set): Move decl to here.
2135 * rtl.h (mem_attrs): New typedef and struct.
2136 (union rtunion_def): Add field for mem_attrs.
2137 (X0MEMATTR, MEM_ATTRS): New macros.
2138 (MEM_ALIAS_SET): Use MEM_ATTRS.
2139 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
2140 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
2141 (set_mem_alias_set): Delete decl from here.
2143 * alias.c (set_mem_alias_set): Delete from here.
2144 * emit-rtl.c (mem_attrs_htab): New variable.
2145 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
2146 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
2147 (mem_attrs_mark, get_mem_attrs): Likewise.
2148 (gen_rtx_MEM): Clear MEM_ATTRS.
2149 (set_mem_attributes): Move to here.
2150 (set_mem_alias_set): Likewise, and call get_mem_attrs.
2151 (init_emit_once): const_int_htab now deletable htab.
2152 Initialize mem_attrs_htab.
2153 * explow.c (set_mem_attributes): Delete from here.
2154 * function.c (put_var_into_stack): Clear MEM_ATTRS.
2155 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
2156 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
2157 * reload1.c (reload): Rework changing REG to MEM.
2159 2001-09-30 H.J. Lu <hjl@gnu.org>
2161 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
2162 * config.in: Rebuild.
2164 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2166 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
2167 ("tsthi_1"): Avoid allocation in register y.
2168 ("*movqi_68hc12"): Reorganize and fix constraints.
2169 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
2170 ("addqi3"): Likewise.
2171 ("addhi3"): Fix constraints.
2172 ("*logicalhi3_zexthi"): Disparage soft registers.
2174 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2176 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
2179 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2181 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
2182 that we use setjmp/longjmp exceptions.
2184 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
2186 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
2187 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
2188 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
2189 _cpp_pool_alloc, _cpp_next_chunk): Remove.
2190 (_cpp_extend_buff, BUFF_ROOM): Update.
2191 (_cpp_append_extend_buff): New.
2192 (struct cpp_reader): Remove macro_pool, add a_buff.
2193 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
2195 (cpp_destroy): Free a_buff instead of macro_pool.
2196 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
2197 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
2198 _cpp_pool_alloc, ): Remove.
2199 (parse_number, parse_string): Update use of _cpp_extend_buff.
2200 (_cpp_extend_buff): Update.
2201 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
2202 * cpplib.c (glue_header_name, parse_answer):
2203 Update use of _cpp_extend_buff.
2204 (cpp_register_pragma, cpp_register_pragma_space): Use
2206 (do_assert, do_unassert): Check for EOL, update.
2207 * cppmacro.c (stringify_arg, collect_args): Update to use
2208 _cpp_extend_buff and _cpp_append_extend_buff.
2209 (save_parameter, parse_params, alloc_expansion_token,
2210 _cpp_create_definition): Rework memory management.
2212 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
2214 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
2215 update md_exec_prefix.
2216 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
2219 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
2221 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
2222 (SELECT_CC_MODE): Use s390_select_ccmode.
2223 * config/s390/s390-protos.h (s390_select_ccmode): Add.
2224 * config/s390/s390.c (s390_select_ccmode): New.
2225 (s390_match_ccmode): Add CCLmode.
2226 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
2227 (output_branch_condition, output_inverse_branch_condition): Removed.
2228 (print_operand): Use s390_branch_condition_mnemonic.
2229 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
2230 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
2231 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
2233 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
2234 when converting conditional branches to far branches.
2235 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
2236 cmpint_di): Use CCSmode instead of CCUmode.
2238 * config/s390/s390.c (legitimate_la_operand_p): New.
2239 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
2240 * config/s390/s390.md (movsi): Convert load address patterns to
2241 arithmetic operations when necessary.
2242 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
2243 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
2244 (*do_la_reg_0): Don't use before reload.
2246 * config/s390/s390.c (legitimize_address): Make more efficient
2247 use of two-register addressing mode.
2249 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
2250 with -mno-backchain in some corner cases.
2252 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
2254 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
2256 * reload.c (find_reloads): Mark new USE insns with QImode.
2257 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
2258 find_reloads_subreg_address): Likewise.
2259 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
2261 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
2263 (reload): Make sure there are no USEs with mode other than
2264 VOIDmode. At the end, remove those marked with QImode.
2266 2001-09-29 Per Bothner <per@bothner.com>
2268 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
2269 * Makefile.in (includedir): Rename to local_includedir.
2270 (includedir): Define as $(prefix)/include.
2271 * config.in (PREFIX_INCLUDE_DIR): New variable.
2272 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
2274 2001-09-29 Bernd Schmidt <bernds@redhat.com>
2276 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
2278 * doc/extend.texi (Vector Extensions): New node.
2279 * doc/invoke.texi (Machine Dependent Options): Add documentation for
2280 i386 -mmmx, -msse, -m3dnow.
2282 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2284 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
2286 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
2288 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
2290 * doc/invoke.texi (Optimize Options): Delete spurious @table.
2292 2001-09-28 Richard Henderson <rth@redhat.com>
2294 * varasm.c (assemble_integer): Bound alignment check by
2297 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
2299 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2301 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
2303 2001-09-25 Bernd Schmidt <bernds@redhat.com>
2305 Mostly from Graham Stott <grahams@redhat.com>
2306 * c-common.c (type_for_mode): Add support for V2SFmode.
2307 * tree.c (build_common_tree_nodes_2): Likewise.
2308 * tree.h (enum tree_index, global_trees): Likewise.
2309 * config/i386/i386.c (x86_3dnow_a): New variable.
2310 (override_options): Support 3Dnow extensions.
2311 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
2312 Athlon's version of 3Dnow.
2313 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
2314 (ix86_expand_builtin): Handle them.
2315 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
2316 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
2317 TARGET_3DNOW_A): New macros.
2318 (TARGET_SWITCHES): Add 3Dnow switches.
2319 (VALID_MMX_REG_MODE_3DNOW): New macro.
2320 (VECTOR_MODE_SUPPORTED_P): Use it.
2321 (enum ix86_builtins): Add entries for 3Dnow builtins.
2322 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
2323 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
2324 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
2325 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
2326 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
2327 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
2328 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
2329 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
2330 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
2331 sfence_insn, prefetch): Make these available if TARGET_SSE or
2334 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
2336 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
2337 ix86_va_start, ix86_build_va_list): Declare.
2338 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
2339 ix86_va_start, ix86_build_va_list): New global functions.
2340 * i386.md (sse_prologue_save_insn): New insn.
2341 (sse_prologue_save): New expander.
2342 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
2343 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
2345 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
2347 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
2348 Use size_t everywhere, make definitions consistent with
2351 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
2353 * gcse.c (replace_store_insn): Use delete_insn.
2354 * loop.c (move_movables): Likewise; avoid delete_insn
2355 from clobbering notes moved elsewhere.
2356 (check_dbra_loop): Use delete_insn.
2357 * ssa.c (convert_from_ssa): Likewise.
2358 * cse.c (cse_insn): Use delete_insn.
2360 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
2362 * cpphash.h (struct cpp_buff): Make unsigned.
2363 (_cpp_get_buff): Take length of size_t.
2364 (_cpp_unaligned_alloc): New.
2365 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
2366 (struct cpp_reader): Remove ident_pool. Add u_buff.
2367 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
2368 (cpp_destroy): Destroy u_buff, not ident_pool.
2369 * cpplex.c (parse_number, parse_string, save_comment,
2370 cpp_token_as_text): Update to use the unaligned buffer.
2371 (new_buff): Make unsigned.
2372 (_cpp_unaligned_alloc): New.
2373 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
2374 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
2376 (collect_args): Make unsigned.
2378 2001-09-27 Zack Weinberg <zack@codesourcery.com>
2380 * cpplex.c (cpp_output_token): Use a putc loop for
2381 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
2383 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
2384 * configure, config.in: Regenerate.
2385 * system.h: Replace fwrite and fprintf with their unlocked
2386 variants if available.
2388 2001-09-27 Richard Henderson <rth@redhat.com>
2390 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
2391 in favour of .eh_frame.
2393 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
2395 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
2397 (LIBCALL_VALUE): Likewise.
2399 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
2401 * cpphash.h: Update comment.
2402 * cpplex.c: Update comments.
2403 (_cpp_can_paste): Remove.
2404 * cpplib.h (_cpp_can_paste): Remove.
2405 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
2406 lexer rather than _cpp_can_paste.
2408 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
2410 * doc/cppinternals.texi: Update.
2412 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
2414 * cpphash.h (struct cpp_pool): Remove locks and locked.
2415 (struct cpp_context): Add member buff.
2416 (struct cpp_reader): Remove member argument_pool.
2417 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
2418 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
2419 * cpplex.c (chunk_suitable): Remove pool argument.
2420 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
2421 (new_buff, _cpp_extend_buff): Update.
2422 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
2423 which buffer is returned.
2424 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
2425 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
2426 * cppmacro.c (lock_pools, unlock_pools): Remove.
2427 (push_ptoken_context): Take a _cpp_buff.
2428 (enter_macro_context): Pool locking removed.
2429 (replace_args): Use a _cpp_buff for the replacement list with
2431 (push_token_context): Clear buff.
2432 (expand_arg): Use _cpp_pop_context.
2433 (_cpp_pop_context): Free a context's buffer, if any.
2435 2001-09-26 DJ Delorie <dj@redhat.com>
2437 * c-typeck.c (digest_init): Check for sizeless arrays.
2439 2001-09-26 Richard Henderson <rth@redhat.com>
2441 * optabs.c (init_one_libfunc): Create a dummy function type
2442 instead of using error_mark_node.
2444 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
2446 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
2447 _cpp_extend_buff, _cpp_free_buff): New.
2448 (struct cpp_reader): New member free_buffs.
2449 * cppinit.c (cpp_destroy): Free buffers.
2450 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
2451 _cpp_extend_buff, _cpp_free_buff): New.
2452 * cpplib.h (struct cpp_options): Remove unused member.
2453 * cppmacro.c (collect_args): New. Combines the old parse_arg
2454 and parse_args. Use _cpp_buff for memory allocation.
2455 (funlike_invocation_p, replace_args): Update.
2457 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
2459 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
2461 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
2463 * except.c (sjlj_mark_call_sites): Change address inside sequence.
2465 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
2467 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
2470 2001-09-25 Janis Johnson <janis187@us.ibm.com>
2471 Jim Wilson <wilson@redhat.com>
2473 * doc/install.texi (Specific, ia64-*-linux): Document.
2475 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
2477 * Makefile.in (cfgrtl.o): Add.
2478 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
2479 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
2480 free_aux_for_edge): Declare.
2482 (HAVE_return): Undefine.
2483 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
2484 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
2485 free_aux_for_edge): New global functions.
2486 (first_delete_block): New static variable.
2487 (init_flow): Clear first_delete_block.
2488 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
2489 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
2490 try_redirect_by_replacing_jump, last_loop_beg_note,
2491 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
2492 delete_insn, delete_insn_chain, create_basic_block_structure,
2493 create_basic_block, flow_delete_block, compute_bb_for_insn,
2494 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
2495 set_block_for_new_insns, split_block, merge_blocks_nomove,
2496 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
2497 redirect_edge_and_branch, force_nonfallthru_and_redirect,
2498 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
2499 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
2500 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
2501 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
2502 purge_all_dead_edges): Move to ....
2503 * cfgrtl.c: New file; .... Here.
2505 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
2506 (reroder_basic_block): Use alloc_aux_for_blocks.
2507 * predict.c (estimate_bb_frequencies): Likewise; use
2508 alloc_aux_for_edges.
2509 * profile.c (compute_branch_probabilities): Likewise.
2510 (branch_prob): Likewise.
2511 * reg-stack.c (reg_to_stack): Likewise.
2513 * emit-rtl.c (emit_insns_after): Never return NULL.
2515 * basic-block.h (set_block_for_new_insns): Delete.
2516 * cfgrtl.c (set_block_for_new_insns): Delete.
2518 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
2519 calls when crossjumping.
2521 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
2522 * unroll.c (copy_loop_body): Use delete_insn.
2524 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
2525 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
2526 keep_stack_depressed): Likewise.
2527 * gcse.c (cprop_cc0_jump): Likewise.
2528 * local-alloc.c (update_equiv_regs): Likewise.
2529 * loop.c (scan_loop, loop_delete_insns): Likewise.
2530 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
2531 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
2532 delete_output_reload, delete_address_reloads_1,
2533 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
2535 * sibcall.c (replace_call_placeholder): Likewise.
2536 * cse.c (cse_insn): Likewise.
2538 2001-09-25 Bernd Schmidt <bernds@redhat.com>
2540 From Graham Stott <grahams@redhat.com>
2541 (def_builtin): Only define builtins appropriate for target_flags. All
2543 (builtin_decsription): Add new field mask which is used to determine
2544 when to define the builtin via the macro def_builtin.
2546 (bdesc_comi): Initialise new mask fields.
2547 (bdesc_2srg): Likewise.
2548 (bdesc_1arg): Likewise.
2550 * config/i386/i386.c (ix86_init_builtins): Correct return type
2551 building v4hi_ftype_v4hi_int_int tree node.
2552 (ix86_expand_sse_comi): Fix typo swapping operands.
2553 Don't swap comparision condition, it is already swapped.
2554 (ix86_expand_sse_compare): Before swapping operands
2555 move operand 1 into new rtx and not the target rtx.
2556 Don't swap comparison condition, it is already swapped.
2557 Always check whether we need to create a new TARGET.
2559 * config/i386/i386.md: (sse_comi) Fix typos.
2560 (sse_ucomi): Likewise.
2561 (cvtss2si): Fix operand 0 contraint.
2562 (cvttss2si): Likewise.
2563 (sse_unpckhps): Fix mode for operand 2.
2564 (sse_unpcklps): Likewise.
2566 2001-09-25 Graham Stott <grahams@redhat.com>
2568 * sibcall.c (skip_copy_to_return_value): Tighten return value
2571 2001-09-24 David Edelsohn <edelsohn@gnu.org>
2573 * rs6000.c (lwa_operand): Address must be word aligned.
2575 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2577 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
2578 number has been set.
2579 (type_hash_mark): Mark type itself.
2581 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
2583 * c-lex.c (cb_def_pragma): Update.
2584 (c_lex): Update, and skip padding.
2585 * cppexp.c (lex, parse_defined): Update, remove unused variable.
2586 * cpphash.h (struct toklist): Delete.
2587 (union utoken): New.
2588 (struct cpp_context): Update.
2589 (struct cpp_reader): New members eof, avoid_paste.
2590 (_cpp_temp_token): New.
2591 * cppinit.c (cpp_create_reader): Update.
2592 * cpplex.c (_cpp_temp_token): New.
2593 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
2594 (cpp_output_token): Don't print leading whitespace.
2595 (cpp_output_line): Update.
2596 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
2597 do_include_common, do_line, do_ident, do_pragma,
2598 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
2599 parse_assertion): Update.
2600 (get_token_no_padding): New.
2601 * cpplib.h (CPP_PADDING): New.
2602 (AVOID_LPASTE): Delete.
2603 (struct cpp_token): New union member source.
2604 (cpp_get_token): Update.
2605 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
2606 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
2607 replace_args, quote_string, stringify_arg, parse_arg, next_context,
2608 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
2609 _cpp_backup_tokens, _cpp_create_definition): Update.
2610 (push_arg_context): Delete.
2611 (padding_token, push_token_context, push_ptoken_context): New.
2612 (make_string_token, make_number_token): Update, rename.
2613 (cpp_get_token): Update to handle tokens as pointers to const,
2614 and insert padding appropriately.
2615 * cppmain.c (struct printer): New member prev.
2616 (check_multiline_token): Constify.
2617 (do_preprocessing, cb_line_change): Update.
2618 (scan_translation_unit): Update to handle spacing.
2619 * scan-decls.c (get_a_token): New.
2620 (skip_to_closing_brace, scan_decls): Update.
2621 * fix-header.c (read_scan_file): Update.
2623 * doc/cpp.texi: Update.
2625 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2627 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
2628 leak by passing malloc'ed pointer to reconcat, not concat.
2630 2001-09-24 DJ Delorie <dj@redhat.com>
2632 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
2634 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
2636 * flow.c (delete_dead_jumptables): Delete jumptable if the only
2637 reference is from the literal pool.
2639 2001-09-24 Janis Johnson <janis187@us.ibm.com>
2641 * doc/install.texi (Final install): Request additional information
2642 in mail about successful builds.
2644 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
2646 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
2647 initial value of return pointer register instead of value in frame-20.
2650 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
2652 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
2653 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
2654 the libcall if there isn't a referenced identifier for the symbol.
2656 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
2658 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
2659 non 64-bit machines. Use these as a plabel for the trampoline.
2660 (TRAMPOLINE_SIZE): Adjust size for new words.
2661 (INITIALIZE_TRAMPOLINE): Initialize new words.
2662 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
2663 pointer to the plabel in the trampoline.
2665 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
2667 * pa.c (function_arg): Pass floating arguments in both general and
2668 floating registers in indirect (dynamic) calls when generating code
2669 for the 32 bit ABI and the HP assembler.
2671 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2673 * doc/install.texi: Markup fixes.
2674 Use Solaris 2, SunOS 4 as appropriate.
2675 (Specific, *-*-solaris2*): Explain this.
2676 Unconditionally warn against /usr/ucb tools.
2677 Remove Sun as warning, obsolete.
2678 Move X11 header bug workaround here, update patches.
2679 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
2680 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
2682 2001-09-23 Zack Weinberg <zack@codesourcery.com>
2684 * errors.h (warning, error, fatal, internal_error): Don't mark
2685 with ATTRIBUTE_PRINTF_n.
2686 * toplev.h (internal_error, fatal_io_error, warning, error,
2687 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
2688 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
2691 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2693 * function.c (pop_function_context_from): var_refs_queue
2694 and temp slots now in GC memory.
2695 (mark_function_status, free_after_compilation): Likewise;
2696 also struct function now in GC memory.
2697 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
2698 (combine_temp_slots): Likewise.
2699 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
2700 (prepare_function_start): Use GC memory for struct function.
2701 (mark_temp_slot): Deleted.
2702 (gcc_mark_struct_function): struct function now in GC memory.
2704 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
2705 code for division, not modulus.
2707 * rtl.def (MEM): Remove obsolete part of comment.
2709 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
2711 * c-format.c (init_function_format_info): Check __builtin_printf
2712 and __builtin_fprintf even if -ffreestanding. Check C99 functions
2715 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2717 * c-common.c (format_attribute_table): Remove decl.
2718 * tree.h (format_attribute_table, lang_attribute_table): New decls.
2719 (lang_attribute_common): Likewise.
2721 * function.c (fix_lexical_address): Use set_mem_alias_set.
2722 (expand_function_start): Likewise.
2723 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
2725 * varasm.c (output_constant): Fix unused variable warning.
2727 * attribs.c: New file, from c-common.c.
2728 (attribute_tables): Now four elements.
2729 (format_attribute_table, lang_attribute_common): New variables.
2730 (init_attributes): Reflect above changes.
2731 (handle_mode_attribute): Delete check for wider than uintmax.
2732 * c-common.c: Delete parts moved to attribs.c.
2733 (enum attrs): Deleted; unused.
2734 (c_format_attribute_table): New variable.
2735 (c_common_lang_init): Initialize format_attribute_table with it.
2736 * c-common.h (decl_attributes): Remove decl.
2737 * tree.h (decl_attribute): Move it to here.
2738 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
2739 (attribs.o): New rule.
2741 2001-09-22 Andreas Jaeger <aj@suse.de>
2743 * builtins.c (c_getstr): Remove unused variable.
2745 2001-09-21 Richard Henderson <rth@redhat.com>
2747 * reload1.c (reload): Use delete_insn instead of splatting
2750 2001-09-21 Richard Henderson <rth@redhat.com>
2752 * reload.c (push_secondary_reload): Don't check for "=" in output
2753 constraint after ""->ALL_REGS check.
2755 2001-09-21 Richard Henderson <rth@redhat.com>
2757 * predict.c (expected_value_to_br_prob): Use pc_set.
2759 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
2760 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
2762 2001-09-21 Richard Henderson <rth@redhat.com>
2764 * rtl.h (LCT_RETURNS_TWICE): New.
2765 * calls.c (emit_call_1): Set current_function_calls_setjmp for
2767 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
2768 to ECF_RETURNS_TWICE.
2769 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
2772 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
2774 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
2775 (JMP_BUF_SIZE): New.
2777 2001-09-21 Richard Henderson <rth@redhat.com>
2779 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
2782 2001-09-21 Richard Henderson <rth@redhat.com>
2784 * tree.def (FDESC_EXPR): New.
2785 * expr.c (expand_expr): Handle it.
2786 * varasm.c (initializer_constant_valid_p): Likewise.
2787 (output_constant): Likewise.
2788 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
2789 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
2790 (ASM_OUTPUT_FDESC): New.
2791 * doc/tm.texi: Document the new macros.
2793 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
2795 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
2796 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
2797 once merging is complete.
2799 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2801 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
2803 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
2805 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
2806 that would be invalid after a merge.
2808 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
2810 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
2811 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
2813 (flow_delete_insn): This one.
2814 (delete_insn_chain): Rename from ...; do not care labels.
2815 (flow_delete_insn_chain): ... this one.
2816 (flow_delete_block): Remove the insns one BB has been expunged.
2817 (merge_blocks_nomove): Likewise.
2818 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
2819 updating BB boundaries.
2820 (tidy_fallthru_edge): Likewise.
2821 (commit_one_edge_insertion): Likewise.
2822 * cfgbuild.c (find_basic_block): Likewise.
2823 (find_basic_blocks_1): Likewise.
2824 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
2825 (try_crossjump_to_edge): Likewise.
2826 (try_optimize_cfg): Likewise.
2827 * cse.c (delete_trivially_dead_insns): Likewise.
2828 * df.c (df_insn_delete): Likewise.
2829 * doloop.c (doloop_modify): Use delete_related_insns.
2830 * emit-rtl.c (try_split): Likewise.
2831 (remove_insn): Update BB boundaries.
2832 * expect.c (connect_post_landing_pads): Use delete_related_insns.
2833 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
2834 updating BB boundaries.
2835 (propagate_block_delete_insn): Likewise.
2836 (propagate_block_delete_libcall): Likewise.
2837 * function.c (delete_handlers): Use delete_related_insns.
2838 (thread_prologue_and_epilogue_insns): Likewise.
2839 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
2840 * genpeep.c (gen_peephole): Use delete_related_insns.
2841 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
2843 (find_cond_trap): Likewise.
2844 * integrate.c (save_for_inline): Use delete_related_insns.
2845 (copy_insn_list): Likewise.
2846 * jump.c (pruge_linie_number_notes): Likewise.
2847 (duplicate_loop_exit_test): Likewise.
2848 (delete_computation): Likewise.
2849 (delete_related_insn): Rename from ...; use delete_insn
2850 (delete_insn): ... this one.
2851 (redirect_jump): Use delete_related_insns.
2852 * loop.c (scan_loop): Likewise.
2853 (move_movables): Likewise.
2854 (find_and_verify_loops): Likewise.
2855 (check_dbra_loop): Likewise.
2856 * recog.c (peephole2_optimize): Likewise.
2857 * reg-stack.c (delete_insn_for_stacker): Remove.
2858 (move_for_stack_reg): Use delete_insn.
2859 * regmove.c (combine_stack_adjustments_for_block): Likewise.
2860 * reload1.c (delete_address_reloads): Use delete_related_insns.
2861 (fixup_abnormal_edges): Use delete_insn.
2862 * recog.c (emit_delay_sequence): Use delete_related_insns.
2863 (delete_from-delay_slot): Likewise.
2864 (delete_scheduled_jump): likewise.
2865 (optimize_skip): Likewise.
2866 (try_merge_delay_insns): Likewise.
2867 (full_simple_delay_slots): Likewise.
2868 (fill_slots_from_thread): Likewise.
2869 (relax_delay_slots): Likewise.
2870 (make_return_insns): Likewise.
2871 (dbr_schedule): Likewise.
2872 * rtl.h (delete_insn): Rename to delete_related_insns.
2873 (delete_insn, delete_insn_chain): New prototypes.
2874 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
2875 by df_insn_delete already.
2876 * ssa-dce.c (delete_insn_bb): Use delete_insn.
2877 * ssa.c (convert_from_ssa): Use delete_related_insns.
2878 * unroll.c (unroll_loop): Likewise.
2879 (calculate_giv_inc): Likewise.
2880 (copy_loop_body): Likewise.
2882 * i386-protos.h (ix86_libcall_value, ix86_function_value,
2883 ix86_function_arg_regno_p, ix86_function_arg_boundary,
2884 ix86_return_in_memory, ix86_function_value): Declare.
2885 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
2886 new static valurables.
2887 (x86_64_reg_class): New enum
2888 (x86_64_reg_class_name): New array.
2889 (classify_argument, examine_argument, construct_container,
2890 merge_classes): New static functions.
2891 (optimization_options): Enable flag_omit_frame_pointer and disable
2892 flag_pcc_struct_return on 64bit.
2893 (ix86_libcall_value, ix86_function_value,
2894 ix86_function_arg_regno_p, ix86_function_arg_boundary,
2895 ix86_return_in_memory, ix86_function_value): New global functions.
2896 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
2897 (function_arg_advance): Handle x86_64 passing conventions.
2898 (function_arg): Likewise.
2899 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
2900 (RETURN_IN_MEMORY): Move offline.
2901 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
2902 (FUNCTION_VALUE_REGNO_P): New macro.
2903 (FUNCTION_ARG_REGNO_P): Move offline.
2904 (struct ix86_args): Add maybe_vaarg.
2905 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
2906 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
2908 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
2910 * s390.md: Changed attributes for scheduling.
2911 * s390.c: (s390_adjust_cost, s390_adjust_priority)
2914 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
2916 Table-driven attributes.
2917 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
2918 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
2919 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
2920 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
2921 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
2922 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
2923 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
2924 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
2925 * tree.h (struct tree_decl): Change machine_attributes to
2927 * doc/c-tree.texi: Document that all attributes are now attached
2929 * c-common.c (add_attribute, attrtab, attrtab_idx,
2930 default_valid_lang_attribute, valid_lang_attribute): Remove.
2931 (attribute_tables, attributes_initialized,
2932 c_common_attribute_table, default_lang_attribute_table): New
2934 (handle_packed_attribute, handle_nocommon_attribute,
2935 handle_common_attribute, handle_noreturn_attribute,
2936 handle_unused_attribute, handle_const_attribute,
2937 handle_transparent_union_attribute, handle_constructor_attribute,
2938 handle_destructor_attribute, handle_mode_attribute,
2939 handle_section_attribute, handle_aligned_attribute,
2940 handle_weak_attribute, handle_alias_attribute,
2941 handle_no_instrument_function_attribute,
2942 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
2943 handle_no_limit_stack_attribute, handle_pure_attribute): New
2945 (init_attributes, decl_attributes): Rewrite to implement
2946 table-driven attributes.
2947 * c-common.h (enum attribute_flags): Move to tree.h.
2948 * c-format.c (decl_handle_format_attribute,
2949 decl_handle_format_arg_attribute): Rename to
2950 handle_format_attribute and handle_format_arg_attribute. Update
2951 for table-driven attributes.
2952 * c-common.h (decl_handle_format_attribute,
2953 decl_handle_format_arg_attribute): Remove prototypes.
2954 (handle_format_attribute, handle_format_arg_attribute): Add
2956 * c-decl.c (grokdeclarator): Handle attributes nested inside
2958 * c-parse.in (setattrs, maybe_setattrs): Remove.
2959 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
2960 Update to handle nested attributes properly.
2961 (maybe_resetattrs, after_type_declarator,
2962 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
2963 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
2965 (make_pointer_declarator): Update to handle nested attributes
2967 * doc/extend.texi: Update documentation of limits of attributes
2968 syntax. Warn about problems with attribute semantics in C++.
2969 * target.h (struct target): Remove valid_decl_attribute and
2970 valid_type_attribute. Add attribute_table and
2971 function_attribute_inlinable_p.
2972 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
2973 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
2974 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
2976 (TARGET_INITIALIZER): Update.
2977 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
2979 (function_attribute_inlinable_p): New function. Check for the
2980 presence of any machine attributes before using
2981 targetm.function_attribute_inlinable_p.
2982 (function_cannot_inline_p): Update.
2983 * Makefile.in (integrate.o): Update dependencies.
2984 * doc/tm.texi: Update documentation of target attributes and
2985 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
2986 * tree.c (default_valid_attribute_p, valid_machine_attribute):
2988 (default_target_attribute_table,
2989 default_function_attribute_inlinable_p): New.
2990 (lookup_attribute): Update comment to clarify handling of multiple
2991 attributes with the same name.
2992 (merge_attributes, attribute_list_contained): Allow multiple
2993 attributes with the same name but different arguments to appear in
2994 the same attribute list.
2995 * tree.h (default_valid_attribute_p): Remove prototype.
2996 (struct attribute_spec): New.
2997 (default_target_attribute_table): Declare.
2998 (enum attribute_flags): Move from c-common.h. Add
2999 ATTR_FLAG_TYPE_IN_PLACE.
3000 (default_function_attribute_inlinable_p): Declare.
3001 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
3002 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3003 (TARGET_ATTRIBUTE_TABLE): Define.
3004 (vms_attribute_table): New.
3005 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
3006 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3007 (TARGET_ATTRIBUTE_TABLE): Define.
3008 (arc_attribute_table, arc_handle_interrupt_attribute): New.
3009 * config/arm/arm.c (arm_valid_type_attribute_p,
3010 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
3012 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
3014 (TARGET_ATTRIBUTE_TABLE): Define.
3015 (arm_attribute_table, arm_handle_fndecl_attribute,
3016 arm_handle_isr_attribute): New.
3017 * config/avr/avr.c (avr_valid_type_attribute,
3018 avr_valid_decl_attribute): Remove.
3019 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
3021 (TARGET_ATTRIBUTE_TABLE): Define.
3022 (avr_attribute_table, avr_handle_progmem_attribute,
3023 avr_handle_fndecl_attribute): New.
3024 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
3025 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3026 (TARGET_ATTRIBUTE_TABLE): Define.
3027 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
3028 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
3029 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3030 (TARGET_ATTRIBUTE_TABLE): Define.
3031 (h8300_attribute_table, h8300_handle_fndecl_attribute,
3032 h8300_handle_eightbit_data_attribute,
3033 h8300_handle_tiny_data_attribute): New.
3034 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
3035 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
3037 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
3039 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
3040 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
3042 (TARGET_ATTRIBUTE_TABLE): Define.
3043 (ix86_attribute_table, ix86_handle_cdecl_attribute,
3044 ix86_handle_regparm_attribute): New.
3045 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
3046 i386_pe_valid_type_attribute_p): Remove.
3047 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
3048 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
3049 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3050 (TARGET_ATTRIBUTE_TABLE): Define.
3051 (ia64_attribute_table): New.
3052 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
3053 interrupt_ident2, model_ident1, model_ident2): Remove.
3054 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3055 (TARGET_ATTRIBUTE_TABLE): Define.
3056 (init_idents): Update.
3057 (m32r_attribute_table, m32r_handle_model_attribute): New.
3058 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
3060 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3061 (TARGET_ATTRIBUTE_TABLE): Define.
3062 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
3063 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
3064 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3065 (TARGET_ATTRIBUTE_TABLE): Define.
3066 (mcore_attribute_table, mcore_handle_naked_attribute): New.
3067 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
3068 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3069 (TARGET_ATTRIBUTE_TABLE): Define.
3070 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
3071 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
3072 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3073 (TARGET_ATTRIBUTE_TABLE): Define.
3074 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
3075 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
3076 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3077 (TARGET_ATTRIBUTE_TABLE): Define.
3078 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
3079 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
3081 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
3083 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
3084 (TARGET_ATTRIBUTE_TABLE): Define.
3085 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
3087 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
3088 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3089 (TARGET_ATTRIBUTE_TABLE): Define.
3090 (v850_attribute_table, v850_handle_interrupt_attribute,
3091 v850_handle_data_area_attribute): New.
3092 * config/v850/v850-c.c (mark_current_function_as_interrupt):
3093 Return void. Call decl_attributes instead of
3094 valid_machine_attribute.
3096 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
3098 * sh-protos.h (sh_pr_n_sets): Declare.
3099 * sh.c (calc_live_regs): If the initial value for PR has been copied,
3100 look at the copy to determine if PR needs to be saved.
3101 sh_pr_n_sets: New function.
3102 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
3103 (ALLOCATE_INITIAL_VALUE): Define.
3105 * sh.c (initial_elimination_offset):
3106 Fix RETURN_ADDRESS_POINTER_REGNUM case.
3108 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
3110 * integrate.c (allocate_initial_values): New function.
3111 * integrate.h (allocate_initial_values): Declare.
3112 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
3114 * reload1.c (reload): And initialization of reg_equiv_memory_loc
3116 * toplev.c (rest_of_compilation): To here.
3117 Call allocate_initial_values.
3118 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
3120 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3122 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
3124 2001-09-20 DJ Delorie <dj@redhat.com>
3126 * c-typeck.c (really_start_incremental_init): Discriminate
3127 between zero-length arrays and flexible arrays.
3128 (push_init_level): Detect zero-length arrays and handle them
3129 like fixed-sized arrays.
3130 * expr.c (store_constructor): Handle zero-length arrays and
3131 flexible arrays correctly.
3132 * doc/extend.texi: Update zero-length array notes.
3134 2001-09-20 Jim Wilson <wilson@redhat.com>
3136 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
3137 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
3138 for issue port conflicts.
3139 (cycle_end_fill_slots): TYPE_L instructions take two slots.
3141 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
3143 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
3146 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3148 * fold-const.c (hashtab.h): Include.
3149 (int_const_binop): Remove FORSIZE arg and compute from type; all
3151 Call size_int_type_wide for all single-word constants.
3152 (size_htab_hash, size_htab_eq): New functions.
3153 (size_int_type_wide): Rework to use hash table.
3154 * ggc-common.c (hashtab.h): Include.
3155 (struct d_htab_root): New struct.
3156 (d_htab_roots): New variable.
3157 (ggc_add_deletable_htab, ggc_htab_delete): New functions
3158 (ggc_mark_roots): Handle deletable htabs.
3159 * ggc-page.c (ggc_marked_p): New function.
3160 * ggc-simple.c (ggc_marked_p): Likewise.
3161 * ggc.h: Reformatting throughout.
3162 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
3163 * tree.c (init_obstacks): Make type_hash_table a deletable root.
3164 (type_hash_add): Allocate struct type_hash from GC memory.
3165 (mark_hash_entry, mark_type_hash): Deleted.
3166 (type_hash_marked_p, type_hash_mark): New functions.
3167 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
3169 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
3171 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
3174 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3176 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
3177 array-too-large test for signed sizetype.
3179 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
3181 * i386.md (indirect_jump): Allow Pmode operand.
3182 (tablejump): LIkewise; perform expansion to 64bit mode.
3183 * i386.c (symbolic_operand): Allow 64bit PIC references.
3184 (pic_symbolic_operand): Likewise.
3185 (ix86_find_base_term): Strip the 64bit PIC references.
3186 (legitimate_pic_address_disp_p): Handle 64bit PIC.
3187 (legitimize_pic_address): Likewise.
3188 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
3189 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
3191 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
3193 * stringpool.c (get_identifier_with_length): New function.
3194 * tree.h (get_identifier_with_length): New prototype.
3196 2001-09-19 Alan Modra <amodra@bigpond.net.au>
3197 David Edelsohn <edelsohn@gnu.org>
3200 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
3201 already sign-extended.
3203 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
3204 * config/rs6000/rs6000.c (logical_operand): Always compare op as
3206 (rs6000_emit_set_long_const): Avoid unnecessary shift.
3207 (output_profile_hook): Declare label_name const.
3208 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
3209 to match constraints.
3211 2001-09-19 Stan Shebs <shebs@apple.com>
3213 * alias.c: Fix typos in comments.
3214 * sched-rgn.c (init_ready_list): Ditto.
3215 * unwind-dw2.c (uw_frame_state_for): Ditto.
3216 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
3217 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
3218 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
3220 2001-09-19 Richard Henderson <rth@redhat.com>
3222 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
3224 * Makefile.in (cfg.o): Depend on TM_P_H.
3226 2001-09-19 Richard Henderson <rth@redhat.com>
3228 * config/alpha/alpha.c (local_symbol_p): Split out from ...
3229 (local_symbolic_operand): ... here.
3230 (small_symbolic_operand): Check mode.
3231 (global_symbolic_operand): New.
3232 (input_operand): Reject symbolics if explicit relocs.
3233 (call_operand): Tidy.
3234 (alpha_legitimize_address): Use movdi_er_high_g.
3235 (alpha_expand_mov): Likewise.
3236 * config/alpha/alpha-protos.h: Update.
3237 * config/alpha/alpha.h (PREDICATE_CODES): Update.
3238 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
3239 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
3240 (UNSPECV_LDGP2): Remove.
3241 (all call patterns): Use 's' not 'i' for symbolic constraint.
3242 (call_osf call_value_osf): Use call_operand.
3243 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
3244 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
3245 (prologue_ldgp_1_er): Remove.
3246 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
3247 (builtin_setjmp_receiver_er patterns): Use them.
3248 (exception_receiver_er): Likewise.
3250 2001-09-19 Richard Henderson <rth@redhat.com>
3252 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
3254 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
3255 and NON_LOCAL_GOTO notes.
3256 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
3257 copy over CALL_INSN_FUNCTION_USAGE.
3259 2001-09-18 Catherine Moore <clm@redhat.com>
3261 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
3264 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
3266 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
3267 new-style tm_file specification. Specify correct tm_p_file,
3268 md_file, and out_file for s390x.
3270 * config/s390/linux.h, linux64.h: Don't include other target
3271 macro header files. Now handled via tm_file.
3273 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
3274 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
3275 are defined before use.
3277 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
3279 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
3280 code generation only for Gnu assembler.
3282 2001-09-18 Catherine Moore <clm@redhat.com>
3284 * config/stormy16 (LIB_SPEC): Remove -lnosys.
3286 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
3288 * config/mips/mips.c (mips_frame_set): New.
3289 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
3290 a parallel frame-related expression with a set for each register.
3292 2001-09-18 Philip Blundell <philb@gnu.org>
3294 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
3297 2001-09-17 Dale Johannesen <dalej@apple.com>
3299 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
3300 * config/rs6000/aix.h (FIXED_R2): Define.
3301 * config/rs6000/darwin.h (FIXED_R2): Define.
3302 * config/rs6000/sysv4.h (FIXED_R2): Define.
3304 2001-09-17 Jeff Sturm <jsturm@one-point.com>
3306 * except.c (dw2_build_landing_pads): New local
3307 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
3308 barrier after clobbers. Fixes c++/4012.
3310 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3312 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
3314 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
3316 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
3317 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
3319 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3321 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
3324 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
3326 * cpphash.h (_cpp_lex_direct): New.
3327 * cpplex.c (_cpp_lex_token): Update.
3328 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
3329 and increment that pointer.
3330 * cppmacro.c (alloc_expansion_token): New.
3331 (lex_expansion_token): Lex macro expansion directly into
3334 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
3336 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
3338 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
3340 * basic-block.h (free_bb_for_insn): Declare.
3341 * bb-reorder.c (label_for_bb): Use block_label.
3342 (emit_jump_to_block_after): Remove.
3343 (insert_intra_1): Do not update block_for_insn.
3344 (insert_inter_bb_scope_notes): Likewise; update bb->end
3345 * cfg.c (free_bb_for_insn): New.
3346 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
3347 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
3348 (commit_one_edge_insertion): Likewise.
3349 (commit_one_edge_insertion): Do not update BB boundary.
3350 (commit_edge_insertions): Do not call compute_bb_for_insn.
3351 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
3352 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
3353 (merge_blocks_move_successor_nojumps): Likewise.
3354 (try_crossjump_to_edge): Do not update block_for_insn.
3355 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
3356 * df.c (df_pattern_emit_later): Do not update BB boundary.
3357 (df_jump_pattern_emit_after): Likewise.
3358 (df_insn_move_before): Use emit_insn_before.
3359 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
3361 (add_insn_after, add_insn_before, emit_insns_after): Update BB
3362 boundaries and basic_block_for_insn.
3363 (reorder_insns_nobb): Rename from reorder_insns.
3364 (reorder_insns): New.
3365 (emit_block_insn_before, emit_block_insn_after): Kill.
3366 * flow.c (check_function_return_warnings): Do not call
3367 compute_bb_for_insn; Do not free basic_block_for_insn.
3368 (attempt_auto_inc): Do not update basic_block_for_insn.
3369 * function.c (emit_return_into_block): Likewise;
3370 do not update BB boundaries.
3371 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
3372 (insert_insn_end_bb): Use emit_insn_before; Likewise.
3373 (pre_insert_copy_insn): Likewise.
3374 (update_ld_motion_notes): Likewise.
3375 (insert_insn_start_bb): Likewise.
3376 (replace_store_insn): Likewise.
3377 * ifcvt.c (noce_process_if_block): Likewise.
3378 (if_convert): Do not call compute_bb_for_insn.
3379 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
3380 Use emit_insn_before and emit_insn_after.
3381 * recog.c (split_all_insns): Do not update BB boundaries;
3382 Do not call compute_bb_for_insn.
3383 (peephole2_optimize): Do not update BB boundaries.
3384 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
3386 (emit_swap_insn): Likewise.
3387 (convert_regs_1): Likewise.
3388 * reload1.c (reload): Call compute_bb_for_insn.
3389 * rtl.h (reorder_insns_nobb): Declare.
3390 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
3391 * toplev.c (rest_of_compilation): Call free_bb_for_insn
3392 at places CFG is invalidated; do not call compute_bb_for_insn.
3394 * cfg.c (expunge_block): Invalidate BB structure.
3396 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
3399 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
3401 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
3403 * cpphash.h (_cpp_lex_token): Update prototype.
3404 * cpplex.c (_cpp_lex_token): New prototype.
3405 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
3406 lex_macro_node, read_flag, do_pragma_poison): Update.
3407 * cppmacro.c (cpp_get_token, parse_params,
3408 lex_expansion_token): Update.
3410 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
3412 * cppmain.c (scan_translation_unit): Don't worry about
3413 putting a space after hashes.
3414 * cpplib.c (directive_diagnostics): New.
3415 (_cpp_handle_directive): Update to use directive_diagnostics.
3416 (run_directive): Don't toggle prevent_expansion.
3417 (do_line): Backup in case of the line extension.
3418 * cpplib.h (cpp_lexer_pos): Remove.
3419 * cppmacro.c (_cpp_create_definition): Precede a leading #
3422 2001-09-15 Richard Henderson <rth@redhat.com>
3424 * c-typeck.c (comptypes): Handle zero-length arrays properly.
3426 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3428 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
3430 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
3432 PR preprocessor/3571
3433 * tradcpp.c (handle_directive): Skip non-vertical space.
3435 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
3437 * cppmain.c (setup_callbacks): Set line callback only
3438 if outputting preprocessed source.
3440 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3442 * collect2.c (main): Const-ification.
3443 * gcc.c (translate_options, process_command): Use xstrdup in
3444 lieu of xmalloc/strcpy.
3445 (main): Use concat in lieu of xmalloc/strcpy/strcat.
3447 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3449 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
3452 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
3454 * scan-decls.c (scan_decls): Fix typo.
3456 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
3458 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
3459 Split mlstring_pos into mls_line and mls_col.
3460 * cppinit.c (cpp_create_reader): Initialize line to 1.
3461 (cpp_destroy): Free tokenruns.
3462 (push_include): Don't update lexer_pos.
3463 * cpplex.c (unterminated, parse_string): Update.
3464 (lex_token): Don't update lexer_pos, update.
3465 * cpplib.c (if_stack): Save line instead of line + col.
3466 (start_directive, _cpp_do__Pragma, do_else, do_elif,
3467 push_conditional, _cpp_pop_buffer): Update.
3468 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
3469 (_cpp_create_definition): Update.
3471 2001-09-15 Eric Christopher <echristo@redhat.com>
3473 * config/mips/abi64.h: Add support for MEABI.
3475 2001-09-15 Eric Christopher <echristo@redhat.com>
3477 * config/mips/mips.md: Add unspec #2.
3479 (reload_outdi): Ditto.
3480 (reload_outsi): Ditto.
3483 2001-09-15 Eric Christopher <echristo@redhat.com>
3484 Jason Eckhardt <jle@redhat.com>
3486 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
3487 * config/mips/isa32-linux.h: New file.
3488 * config/mips/isa3264.h: Ditto.
3489 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
3490 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
3491 (output_block_mode): Support MEABI.
3492 (function_arg): Ditto. Fix floating point arg passing.
3493 (mips_va_start): Ditto.
3494 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
3496 (mips_asm_file_start): Add new section to pass abi to gdb.
3497 (function_arg_pass_by_reference): Support MEABI.
3498 (mips_parse_cpu): Support mips32 and mips64 processors.
3499 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
3500 TARGET_MIPS5KC. Support isa32 and isa64.
3501 (processor_type): Add r4kc, r5kc, r20kc.
3502 (GENERATE_MULT3_SI): New.
3503 (GENERATE_MULT3_DI): Ditto.
3504 (GENERATE_MULT3): Remove.
3505 (ISA_HAS_64BIT_REGS): Add isa == 64.
3506 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
3507 (ISA_HAS_MADD_MSUB): New.
3508 (ISA_HAS_CLZ_CLO): Ditto.
3509 (ISA_HAS_DCLZ_DCLO): Ditto.
3510 (ABI_GAS_ASM_SPEC): New.
3511 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
3514 (SUBTARGET_CC1_SPEC): Ditto.
3515 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
3516 (PAD_VARARGS_DOWN): Support MEABI.
3517 (HARD_REGNO_NREGS): Move to mips.c.
3518 (ASM_OUTPUT_IDENT): Add #undef.
3519 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
3520 (mulsi3): Use GENERATE_MULT3_SI.
3521 (mulsi3_mult3): Ditto. Support mips32, mips64.
3522 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
3523 (mul_sub_si): New pattern.
3524 (unnamed splitters): New.
3525 (muldi3): Use GENERATE_MULT3_DI.
3526 (muldi3_internal2): Ditto.
3527 (movdicc): Support mips32.
3528 * config/mips/t-isa3264: New file.
3530 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
3532 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
3533 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
3534 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
3536 * reorg.c (fill_slots_from_thread): After call to
3537 steal_delay_list_from_target, update own_thread as new_thread may
3540 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
3542 * cpperror.c (print_location): Take line and column, for
3543 default positioning use the previously lexed token.
3544 (_cpp_begin_message): Take line and column.
3545 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
3546 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
3547 * cpphash.h (_cpp_begin_message): Update prototype.
3548 * cppinit.c (push_include): Don't set output line.
3549 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
3550 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
3551 (do_pragma): Kludge for front ends. Don't expand macros at all.
3552 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
3553 (struct cpp_token): Remove output_line.
3554 (struct cpp_callbacks): New member line_change.
3555 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
3556 cpp_get_token): Preserve BOL flag.
3557 (cpp_get_line): Remove.
3558 (_cpp_backup_tokens): Remove useless abort().
3559 * cppmain.c (cb_line_change): New.
3560 (scan_translation_unit): Don't worry about starting new lines here.
3561 * scan-decls.c (scan_decls): Update.
3562 * c-lex.c (c_lex, init_c_lex): Update.
3563 (cb_line_change, src_lineno): New.
3565 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
3567 * tree.c (append_random_chars): Generate the random
3568 characters in a reproducable fashion.
3570 2001-09-14 Richard Henderson <rth@redhat.com>
3572 * config/i386/i386.c (internal_label_prefix): New.
3573 (internal_label_prefix_len): New.
3574 (override_options): Set them.
3575 (local_symbolic_operand): New.
3576 (legitimate_pic_address_disp_p): Use it.
3577 (legitimize_pic_address): Likewise.
3579 2001-09-14 Marc Espie <espie@openbsd.org>
3581 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
3584 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3586 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
3587 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
3589 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
3591 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
3592 invocation of SUBREG_REGNO_OFFSET.
3594 * haifa-sched.c: Fix typo in FSF copyright statement.
3595 * sched-deps.c: Fix typo in FSF copyright statement.
3596 * sched-ebb.c: Fix typo in FSF copyright statement.
3597 * sched-rgn.c: Fix typo in FSF copyright statement.
3598 * sched-vis.c: Fix typo in FSF copyright statement.
3600 * config.gcc: Move inclusion of arm elf specific header files
3601 from the files themselves into the tm_file variable. Make
3602 sure that elfos.h is included before target specific elf
3604 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
3606 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
3607 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
3608 ASM_OUTPUT_CASE_LABEL): Protect definition.
3609 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
3610 not already defined.
3611 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
3612 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
3613 Remove duplicate definition.
3614 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
3615 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
3616 (RDATA_SECTION_FUNCTION): Remove redundant definition.
3617 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
3618 Remove inclusion of arm/elf.h.
3619 * config/arm/unknown-elf.h: as for conix-elf.h.
3620 (STARTFILE_SPEC): Include crti.o and crtn.o.
3621 * config/arm/linux-elf.h: as for conix-elf.h.
3622 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
3623 * config/arm/strongarm-elf.h: Remove inclusion of
3625 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
3626 * config/arm/unknown-elf-oabi.h: Remove inclusion of
3627 unknown-elf.h and elf.h.
3628 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
3629 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
3630 ASM_WEAKEN_LABEL): Remove redundant definition.
3631 * config/arm/elf.h: Test for inclusion of elfos.h
3632 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
3633 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
3634 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
3635 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
3636 redundant definition.
3637 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
3638 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
3639 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
3640 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
3641 Add rules to build crti.o and crtn.o
3642 * crti.asm: New file.
3643 * crtn.asm: New file.
3645 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
3647 * c-parse.in (_yylex): Use _cpp_backup_tokens.
3648 * cpphash.h (struct tokenrun): Add prev.
3649 (struct lexer_state): Remove bol.
3650 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
3651 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
3653 * cppinit.c (cpp_create_reader): Don't set bol.
3654 (cpp_destroy): Don't free lookaheads.
3655 * cpplex.c (lex_directive): Remove.
3656 (next_tokenrun): Update.
3657 (_cpp_lex_token): Clean up logic.
3658 (lex_token): Update to return a pointer to lexed token, since it
3659 can move to the start of the buffer. Simpify newline handling.
3660 * cpplib.c (SEEN_EOL): Update.
3661 (skip_rest_of_line): Remove lookahead stuff.
3662 (end_directive): Line numbers are already incremented. Revert
3663 to start of lexed token buffer if we can.
3664 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
3665 parse_answer): Use _cpp_backup_tokens.
3666 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
3667 instead. Don't check for EOL.
3668 (do_include_common, do_line, do_pragma_system_header): Use
3670 * cpplib.h (BOL, _cpp_backup_tokens): New.
3671 * cppmacro.c (save_lookahead_token, take_lookahead_token,
3672 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
3673 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
3674 (builtin_macro): Don't use cpp_get_line.
3675 (cpp_get_line): Short term kludge.
3676 (parse_arg): Handle directives in arguments here. Back up when
3677 appropriate. Store EOF at end of argument list.
3678 (funlike_invocation_p): Use _cpp_backup_tokens.
3679 (push_arg_context): Account for EOF at end of list.
3680 (cpp_get_token): Remove lookahead stuff. Update.
3682 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3684 * c-parse.in (yyerror): Const-ification and/or static-ization.
3685 * c-typeck.c (push_member_name): Likewise.
3686 * collect2.c (main): Likewise.
3687 * dbxout.c (dbxout_parms): Likewise.
3688 * diagnostic.c (format_with_decl): Likewise.
3689 * dwarf2out.c (output_ranges): Likewise.
3690 * dwarfout.c (fundamental_type_code): Likewise.
3691 * except.c (dw2_output_call_site_table): Likewise.
3692 * gcc.c (do_spec_1): Likewise.
3693 * genopinit.c (optabs): Likewise.
3694 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
3695 gen_declaration_1, handle_impent): Likewise.
3696 * protoize.c (default_include, in_system_include_dir, abspath):
3698 * sched-vis.c (visualize_stall_cycles): Likewise.
3699 * sdbout.c (plain_type_1, sdbout_end_function,
3700 sdbout_end_epilogue): Likewise.
3701 * varasm.c (decode_reg_name): Likewise.
3703 * 1750a.c (mod_regno_adjust): Likewise.
3704 * alpha.c (alpha_write_one_linkage,
3705 unicosmk_output_default_externs): Likewise.
3706 * arm.c (arm_condition_codes): Likewise.
3707 * arm.h (arm_condition_codes): Likewise.
3708 * avr.c (output_movsisf, encode_section_info): Likewise.
3709 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
3711 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
3712 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
3713 * m88k.c (output_function_profiler): Likewise.
3714 * mips.c (mips_output_conditional_branch): Likewise.
3715 * ns32k.c (ns32k_out_reg_names): Likewise.
3716 * ns32k.h (ns32k_out_reg_names): Likewise.
3717 * pj.c (pj_output_rval): Likewise.
3718 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
3719 * sparc.c (sparc_flat_function_prologue,
3720 sparc_flat_function_epilogue): Likewise.
3722 2001-09-13 Markus Werle <numerical.simulation@web.de>
3723 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3725 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
3726 Aachen University of Technology".
3728 2001-09-13 Andreas Schwab <schwab@suse.de>
3730 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
3733 2001-09-13 Richard Henderson <rth@redhat.com>
3735 * config/alpha/alpha.c (small_symbolic_operand): New.
3736 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
3737 (some_operand, input_operand): Don't handle HIGH.
3738 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
3739 (alpha_expand_mov): Likewise.
3740 (print_operand) [H]: Just print HIGH symbol.
3741 (print_operand_address): Handle small data.
3742 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
3743 (TARGET_SWITCHES): Add -msmall-data/large-data.
3744 (PIC_OFFSET_TABLE_REGNUM): New.
3745 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
3746 (PREDICATE_COES): Update.
3747 * config/alpha/alpha.md (adddi_er_high): New.
3748 (adddi_er_low): Handle small data.
3749 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
3750 prefer .sdata to .rodata.
3751 (SELECT_RTX_SECTION): Likewise.
3753 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
3755 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
3756 defining __size_t and leaving size_t undefined.
3758 2001-09-12 Diego Novillo <dnovillo@redhat.com>
3760 * basic-block.h (expunge_block): Declare.
3761 * cfg.c (expunge_block): Remove static declaration.
3763 2001-09-12 Richard Henderson <rth@redhat.com>
3765 * integrate.c (copy_insn_list): Copy label name from
3766 NOTE_INSN_DELETED_LABEL.
3768 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3770 * c-common.c (c_tree_code_name): Const-ification.
3771 * c-decl.c (c_decode_option): Likewise.
3772 * c-typeck.c (warn_for_assignment): Likewise.
3773 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
3775 * cppinit.c (output_deps): Likewise.
3776 * dependence.c (dependence_string, direction_string): Likewise.
3777 * dwarf2out.c (output_ranges): Likewise.
3778 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
3779 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
3780 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
3781 standard_startfile_prefix, standard_startfile_prefix_1,
3782 standard_startfile_prefix_2, tooldir_base_prefix,
3783 standard_bindir_prefix, find_a_file): Likewise.
3784 * genattrtab.c (make_length_attrs): Likewise.
3785 * gencheck.c (tree_codes): Likewise.
3786 * genemit.c (gen_split): Likewise.
3787 * genrecog.c (special_mode_pred_table): Likewise.
3788 * graph.c (graph_ext): Likewise.
3789 * protoize (default_include): Likewise.
3790 * reload.c (reload_when_needed_name): Likewise.
3791 * sched-vis.c (visualize_stall_cycles): Likewise.
3792 * tlink.c (recompile_files): Likewise.
3793 * toplev.c (decode_g_option): Likewise.
3794 * tradcpp.c (output_deps): Likewise.
3795 * varasm.c (decode_reg_name): Likewise.
3797 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
3800 * avr.c (avr_regnames, encode_section_info): Likewise.
3801 * c4x.c (float_reg_names): Likewise.
3802 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
3803 * elfos.h (const_section): Likewise.
3804 * i386.c (ix86_comp_type_attributes): Likewise.
3805 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
3806 * ia64/aix.h (UNIQUE_SECTION): Likewise.
3807 * ia64.c (type_names): Likewise.
3808 * m68hc11.c (reg_class_names): Likewise.
3809 * m88k.c (m_options): Likewise.
3810 * mips.c (mips_output_conditional_branch, mips_unique_section):
3812 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3813 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
3814 ultra_code_names): Likewise.
3815 * sparc.h (OVERRIDE_OPTIONS): Likewise.
3817 2001-09-12 Jakub Jelinek <jakub@redhat.com>
3819 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
3820 Use --fatal-warnings option for gas.
3821 * configure: Rebuilt.
3823 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3825 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
3827 2001-09-11 Jim Wilson <wilson@redhat.com>
3829 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
3831 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3833 * builtins.c (c_strlen): Treat an offset too large for a
3834 HOST_WIDE_INT as out of range.
3836 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
3838 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
3839 (EDGE_CRITICAL_P): New predicate.
3840 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
3842 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
3843 (dump_edge_info): Remove "crit".
3844 * cfganal.c (mark_critical_edges): Kill.
3845 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
3846 * cfgcleanup.c (cleanup_cfg): Likewise.
3847 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
3848 (find_spanning_tree): Likewise.
3849 * reg-stack.c (convert_regs_1): Likewise.
3850 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
3852 * basic-block.h (create_basic_block_structure): New.
3853 (create_basic_block): Update prototype.
3854 (force_nonfallthru): New.
3855 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
3856 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
3857 handle updating of block_for_insn, creating of empty BBs and BBs at
3858 the end of INSN chain.
3859 (create_basic_block): New function.
3860 (split_block): Use create_basic_block.
3861 (force_nonfallthru_and_redirect): Break out from ...; cleanup
3862 (redirect_edge_and_branch_force): ... here.
3863 (force_nonfallthru): New.
3864 (split_edge): Rewrite to use force_nonfallthru and create_block.
3865 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
3866 (find_basic_blocks): Free basic_block_for_insn.
3867 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
3869 * cfg.c: Fix formating.
3870 * cfgcleanup.c: Fix formating.
3871 (merge_blocks, tail_recursion_label_p): Return bool.
3872 (merge_blocks_move_predecessor_nojumps,
3873 merge_blocks_move_successor_nojumps): Return void.
3875 2001-09-11 Jakub Jelinek <jakub@redhat.com>
3877 * configure.in: Check whether assembler supports section merging.
3878 * config.in: Rebuilt.
3879 * configure: Rebuilt.
3880 * varasm.c (variable_section, output_constant_pool): Pass alignment
3881 to SELECT_SECTION and SELECT_RTX_SECTION.
3882 (mergeable_string_section): New.
3883 (mergeable_constant_section): New.
3884 (default_elf_asm_named_section): Output SECTION_MERGE and
3885 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
3886 * output.h (mergeable_string_section): New.
3887 (mergeable_constant_section): New.
3888 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
3889 * toplev.c (flag_merge_constants): New.
3890 (f_options): Add -fmerge-constants and -fmerge-all-constants
3892 (toplev_main): Default to -fno-merge-constants if not optimizing.
3893 * flags.h (flag_merge_constants): Add extern.
3894 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
3895 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
3897 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
3898 Define if assembler has working .subsection -1 support.
3899 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
3900 Put constant into special SHF_MERGE sections if the linker should
3901 attempt to merge duplicates.
3902 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
3904 Put constant into special SHF_MERGE sections if the linker should
3905 attempt to merge duplicates.
3906 * config/alpha/elf.h: Likewise.
3907 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
3908 has working .subsection -1 support.
3909 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
3911 * config/svr3.h: Likewise.
3912 * config/darwin.h: Likewise.
3913 * config/arm/aof.h: Likewise.
3914 * config/arm/linux-elf.h: Likewise.
3915 * config/avr/avr.h: Likewise.
3916 * config/c4x/c4x.h: Likewise.
3917 * config/d30v/d30v.h: Likewise.
3918 * config/i386/dgux.h: Likewise.
3919 * config/i386/osfrose.h: Likewise.
3920 * config/i386/sco5.h: Likewise.
3921 * config/i386/svr3gas.h: Likewise.
3922 * config/ia64/aix.h: Likewise.
3923 * config/m32r/m32r.h: Likewise.
3924 * config/m68k/m68k.h: Likewise.
3925 * config/m88k/dgux.h: Likewise.
3926 * config/m88k/m88k.h: Likewise.
3927 * config/mcore/mcore-pe.h: Likewise.
3928 * config/mips/mips.h: Likewise.
3929 * config/pa/pa.h: Likewise.
3930 * config/pa/pa-linux.h: Likewise.
3931 * config/romp/romp.h: Likewise.
3932 * config/rs6000/sysv4.h: Likewise.
3933 * config/rs6000/xcoff.h: Likewise.
3934 * config/s390/linux.h: Likewise.
3935 * config/sparc/sparc.h: Likewise.
3936 * config/sparc/sysv4.h: Likewise.
3937 * config/stormy16/stormy16.h: Likewise.
3938 * config/v850/v850.h: Likewise.
3939 * config/vax/vms.h: Likewise.
3940 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
3941 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
3942 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
3943 default_elf_asm_named_section for SHF_MERGE sections.
3945 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3947 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
3950 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
3952 * c-common.c (split_specs_attrs): Allow for empty attributes with
3953 empty TREE_PURPOSE. Fixes PR c/4294.
3955 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
3957 * basic-block.h (cached_make_edge, make_single_succ): New.
3958 (make_edge): Remove first parameter.
3959 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
3960 * cfg.c (cached_make_edge): Rename from make_edge; return newly
3961 created edge; use obstack allocation.
3962 (make_edge, make_single_succ_edge): New.
3963 (first_removed_edge): New static variable.
3964 (init_flow): Initialize first_removed_edge and n_edges.
3965 (clear_edges): Use remove_edge.
3966 (flow_delete_block): Likewise.
3967 (remove_edge): Add removed edges to the removed edges list.
3968 (split_block, redirect_edge_and_branch_force, split_edge):
3970 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
3971 (add_noreturn_fake_exit_edges): Likewise.
3972 (connect_infinite_loops_to_exit): Liekwise.
3973 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
3974 Use cached_make_edge.
3975 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
3976 * profile.c (branch_prob): Update make_edge call.
3977 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
3979 2001-09-11 Richard Henderson <rth@redhat.com>
3981 * config/alpha/alpha.c: Tidy formatting.
3982 (local_symbolic_operand): Verify mode.
3983 (alpha_sa_mask): Ignore unicos for eh_return.
3984 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
3985 * config/alpha/alpha.md (umk divsi patterns): Remove.
3986 (extendsfdf2): Remove unicos check.
3987 (tablejump): Merge vms and unicos code; always use direct set
3990 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3992 * config.gcc (alpha*-*-unicosmk*): New target.
3994 * config/alpha/alpha-protos.h (symbolic_operand,
3995 unicosmk_add_call_info_word, unicosmk_add_extern,
3996 unicosmk_defer_case_vector, unicosmk_unique_section,
3997 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
3998 unicosmk_asm_file_start, unicosmk_asm_file_end,
3999 unicosmk_output_common): Declare.
4001 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
4002 direct_return, function_arg, alpha_va_start, alpha_va_arg,
4003 alpha_does_function_need_gp, alpha_end_function): Support Cray
4005 (alpha_init_machine_status, alpha_mark_machine_status,
4006 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
4007 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
4008 unicosmk_asm_named_section, unicosmk_insert_attributes,
4009 unicosmk_section_type_flags, symbolic_operand,
4010 unicosmk_output_module_name, unicosmk_output_default_externs,
4011 unicosmk_output_dex, unicosmk_output_externs,
4012 unicosmk_output_addr_vec, unicosmk_ssib_name,
4013 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
4014 unicosmk_asm_file_end, unicosmk_output_common,
4015 unicosmk_section_type_flags, unicosmk_unique_section,
4016 unicosmk_add_call_info_word, unicosmk_text_section,
4017 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
4018 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
4019 unicosmk_dex_count, unicosmk_special_name): New.
4020 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
4021 TARGET_ABI_UNICOSMK.
4022 (get_aligned_mem, alpha_expand_unaligned_load,
4023 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
4024 alpha_expand_unaligned_store_words): Support big-endian mode.
4025 (print_operand): Likewise. New format specifier 't'. Use
4026 TARGET_AS_SLASH_BEFORE_SUFFIX.
4027 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
4028 (alpha_pv_save_size): Update with above change.
4029 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
4030 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
4033 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
4034 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
4035 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
4036 (EXTRA_CONSTRAINT): New constraint 'U'.
4037 (PREDICATE_CODES): Add symbolic_operand.
4039 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
4040 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
4041 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
4042 (integer division and modulus patterns): Split in default and
4044 (*divmodsi_internal, *divmoddi_internal): Disable for
4045 TARGET_ABI_UNICOSMK.
4046 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
4047 little-endian and big-endian versions.
4048 (ext, ins, msk): Likewise.
4049 (extv, extzv, insv): Support big-endian mode.
4050 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
4051 (call_umk, call_value_umk, *call_umk, tablejump_umk,
4052 *tablejump_umk_internal, *call_value_umk): New.
4053 (*movdi_nofix): Add pattern for loading an address into a register on
4054 TARGET_ABI_UNICOSMK.
4055 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
4056 (umk_mismatch_args, arg_home_umk): New.
4057 (various insns): Don't use mov, fmov, nop, fnop and unop.
4058 (realign): Support TARGET_ABI_UNICOSMK.
4060 * config/alpha/unicosmk.h: New file.
4061 * config/alpha/t-unicosmk: New file.
4063 * fixinc/inclhack.def (unicosmk_restrict): New.
4064 * fixinc/fixincl.x: Regenerate.
4066 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
4067 (wchar_t): Check for and define __WCHAR_T__.
4069 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
4071 * combine.c (simplify_shift_const): Treat shifts by the mode
4074 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
4076 * cpphash.h (struct tokenrun): New.
4077 (struct cpp_context): New member bol.
4078 (struct cpp_reader): New members.
4079 (_cpp_init_tokenrun): New.
4080 * cppinit.c (cpp_create_reader): Set up the token runs.
4081 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
4082 (lex_token): New internalised version of _cpp_lex_token. Don't
4083 handle directives or the multiple include opimisation here any
4084 more. Simply lex a token.
4085 * cpplib.c (run_directive): Clear bol.
4086 (_cpp_pop_buffer): Set bol.
4087 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
4090 2001-09-11 Michael Meissner <meissner@redhat.com>
4092 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
4093 give an error if the user uses -mfp32.
4094 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
4096 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
4097 floating point register size.
4098 (EXTRA_SPECS): Add CPP_FPR_SPEC.
4100 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
4101 HOST_WIDE_INT_PRINT_DEC to properly print the result of
4103 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
4104 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
4106 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
4108 * dbxout.c (dbxout_parms): Fix typo in comment.
4109 * unroll.c (loop_find_equiv_value): Ditto.
4110 * toplev.c (rest_of_compilation): Ditto.
4111 * loop.c (scan_loop): Ditto.
4112 * dwarf2out.c (struct dw_fde_struct): Ditto.
4114 2001-09-10 Zack Weinberg <zackw@panix.com>
4116 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
4117 copying identifier when we're just going to throw it away.
4118 (parse_identifier_slow): New routine to handle abnormal cases.
4119 (_cpp_lex_token): Update call site.
4121 * hashtable.c (ht_lookup): Don't assume that the string we've
4122 been given is NUL-terminated.
4123 * system.h: #define __builtin_expect(a, b) to (a) if not
4126 2001-09-10 Michael Meissner <meissner@redhat.com>
4128 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
4131 2001-09-10 David Edelsohn <edelsohn@gnu.org>
4133 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
4135 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4137 * builtins.c (c_getstr): Correct thinko in last change and further
4140 2001-09-10 Tim Freeman <tim@fungibole.com>
4142 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
4143 into varray's and register them as roots with the garbage
4144 collector so they are not collected too soon.
4146 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
4148 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
4150 * basic-block.h (flow_obstack, label_value_list,
4151 tail_recursion_label_list): Declare
4152 (tidy_fallthru_edges): Declare.
4153 (expunge_block, last_loop_beg_note): Delete.
4154 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
4156 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
4157 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
4158 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
4159 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
4160 expunge_block, flow_delete_block, compute_bb_for_insn,
4161 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
4162 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
4163 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
4164 try_redirect_by_replacing_jump, last_loop_beg_note,
4165 redirect_edge_and_branch, redirect_edge_and_branch_force,
4166 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
4167 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
4168 commit_edge_insertions, dump_flow_info, debug_flow_info,
4169 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
4170 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
4171 Move here from flow.c
4172 * cfganal.c: New file.
4173 (forwarder_block_p, can_fallthru, mark_critical_edges,
4174 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
4175 find_unreachable_blocks, create_edge_list, free_edge_list,
4176 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
4177 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
4178 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
4179 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
4180 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
4181 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
4182 Move here from flow.c
4183 * cfgbuild.c: New file
4184 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
4185 make_edges, find_basic_blocks_1, find_basic_blocks,
4186 find_sub_basic_blocks): Move here from flow.c
4187 * cfgcleanup.c: New file.
4188 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
4189 merge_blocks_move_predecessor_nojumps,
4190 merge_blocks_move_successor_nojumps, merge_blocks,
4191 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
4192 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
4193 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
4195 * cfgloop.c: New file
4196 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
4197 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
4198 flow_loop_exit_edges_find, flow_loop_nodes_find,
4199 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4200 flow_loop_tree_node_add, flow_loops_tree_build,
4201 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
4202 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
4203 Move here from flow.c
4204 * flow.c: Remove everything moved elsewhere
4205 * output.h (cleanup_cfg): Return bool.
4207 * bb-reorder.c (reorder_block_def): Remove 'index'.
4208 (insert_intra_1): Add argument BB, set block for new note.
4209 (make_reorder_chain): Do not depdent on BB indexes.
4210 (make_reorder_chain_1): Do not use BB indexes.
4211 (label_for_bb): Likewise; set BB for new insn.
4212 (emit_jump_to_block_after): Likewise.
4213 (fixup_reoder_chain): Sanity check that all basic blocks
4214 are chained; verify newly created insn chain; remove
4215 undocnitional jump simplifying; Do not use BB indexes;
4216 properly initialize count and frequency information;
4217 dump reordered sequence.
4218 (insert_intra_bb_scope_notes): update call of insert_intra_1.
4219 (insert_inter_bb_scope_notes): Set block for new insn.
4220 (reorder_basic_blocks): Dump flow info before reoredering.
4222 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4224 * alias.c (clear_reg_alias_info): Use K&R format definition.
4225 Avoid unsigned warning.
4226 * builtins.c: Use "unsigned int", not "unsigned".
4227 (target_char_cast): Use host_integerp and tree_low_cst.
4228 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
4229 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
4230 (c_getstr): Likewise.
4231 (std_expand_builtin_va_arg): Use int_size_in_bytes.
4232 (builtin_memcpy_read_str): Avoid unsigned warning.
4233 (expand_builtin_memcpy): Alignments are unsigned.
4234 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
4235 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
4236 * predict.c (expensive_function_p): LIMIT now unsigned.
4237 * resource.c (mark_target_live_regs): Make some vars unsigned.
4238 * sdbout.c: Use "unsigned int", not "unsigned".
4239 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
4240 (sdbout_source_line): Likewise.
4241 (sdbout_record_type_name): Remove "const" for NAME declaration.
4242 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
4244 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
4246 * calls.c (store_one_arg): Expand comment.
4248 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4250 * calls.c (store_one_arg): Make sure that the entire argument is
4251 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
4253 2001-09-09 Richard Henderson <rth@redhat.com>
4255 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
4257 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
4259 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
4261 2001-09-09 Richard Henderson <rth@redhat.com>
4263 * config/alpha/alpha.c (alpha_next_sequence_number): New.
4264 (alpha_this_literal_sequence_number): New.
4265 (alpha_this_gpdisp_sequence_number): New.
4266 (some_operand, input_operand): Add HIGH.
4267 (local_symbolic_operand): New.
4268 (alpha_encode_section_info): New.
4269 (alpha_legitimate_address_p): Allow LO_SUM.
4270 (alpha_legitimize_address): Generate HIGH+LO_SUM.
4271 (alpha_expand_mov): Likewise.
4272 (secondary_reload_class): Check memory_operand not general_operand
4274 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
4275 (alpha_expand_unaligned_store): Likewise.
4276 (alpha_expand_unaligned_load_words): Likewise.
4277 (alpha_expand_unaligned_store_words): Likewise.
4278 (alpha_expand_block_clear): Likewise.
4279 (print_operand): Handle %#, %*, %H.
4280 (print_operand_address): Handle LO_SUM.
4282 (alpha_does_function_need_gp): Use it.
4283 (alpha_expand_block_move): Fix signed compare warnings.
4284 (alpha_sa_mask, alpha_align_insns): Likewise.
4285 * config/alpha/alpha-protos.h: Update.
4286 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
4287 (MASK_EXPLICIT_RELOCS): New.
4288 (TARGET_SWITCHES): Add -mexplicit-relocs.
4289 (EXTRA_CONSTRAINT): Add 'T'.
4290 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
4291 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
4292 (ENCODE_SECTION_INFO): Out line.
4293 (REDO_SECTION_INFO_P): New.
4294 (STRIP_NAME_ENCODING): New.
4295 (ASM_OUTPUT_LABELREF): New.
4296 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
4297 (PREDICATE_CODES): Update.
4298 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
4299 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
4300 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
4301 builtin_setjmp_receiver_er, exception_receiver_1_er,
4302 call_value_osf_1_er): New patterns.
4303 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
4304 (movqi, movhi, movsi): Add explicit $31 base register to lda.
4305 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
4306 (FINAL_PRESCAN_INSN): New.
4308 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
4310 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
4312 2001-09-08 Andreas Jaeger <aj@suse.de>
4314 * i386.h (TARGET_SWITCHES): Fix description.
4316 2001-09-07 David Edelsohn <edelsohn@gnu.org>
4318 * rs6000.c (num_insns_constant): Compute number of instructions
4321 * doc/install.texi: Explain AIX exception handling work-around.
4322 Update URL for AIX fixes.
4324 2001-09-07 Jim Wilson <wilson@redhat.com>
4326 * alias.c (clear_reg_alias_info): New.
4327 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
4328 * rtl.h (clear_reg_alias_info): Declare.
4330 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4332 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
4334 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
4335 (m16m,edivm,emulm): Change declaration to match definition.
4337 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4339 * reload.c (push_reload): Check for subreg_lowpart_p instead of
4340 SUBREG_BYTE being 0 when determining if the inner part of a subreg
4343 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4345 * c-common.c (signed_or_unsigned_type): Handle machine mode types
4346 which have no corresponding C type.
4347 * fold_const.c (target_isinf,target_isnan,target_negative): Update
4348 the representation of 64-bit doubles to work with 64-bit ints.
4350 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
4352 * config/mips/mips.c (override_options): Do not override ISA when ABI
4353 specified if MIPS_CPU_STRING_DEFAULT was specified.
4355 2001-09-07 Richard Henderson <rth@redhat.com>
4357 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
4358 (express_from_1): Wrap lines.
4359 * rtlanal.c (commutative_operand_precedence): Rename from
4360 operand_preference; export.
4361 * rtl.h: Declare it.
4362 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
4363 (simplify_binary_operation): Invoke simplify_plus_minus on
4364 (CONST (PLUS ...)) as well.
4365 (struct simplify_plus_minus_op_data): New.
4366 (simplify_plus_minus_op_data_cmp): New.
4367 (simplify_plus_minus): Use them. Avoid infinite recursion with
4368 simplify_binary_operation wrt CONST.
4370 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
4372 * h8300-protos.h (general_operand_dst_push): Remove.
4373 * h8300.c (general_operand_dst_push): Likewise.
4374 * h8300.h (OK_FOR_T): Likewise.
4375 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
4376 * h8300.md (pushqi_h8300): New.
4377 (pushqi_h8300hs): Likewise.
4379 (pushhi_h8300): Likewise.
4380 (pushhi_h8300hs): Likewise.
4383 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4385 * genattrtab.c (attr_printf): First arg is unsigned.
4386 Clean up formatting of callers.
4388 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
4390 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
4393 2001-09-07 Andreas Jaeger <aj@suse.de>
4395 * i386.h (TARGET_SWITCHES): Fix descriptions.
4397 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4399 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
4401 2001-09-06 Ira Ruben <ira@apple.com>
4403 Remove OP_IDENTIFIER.
4404 * tree.def (OP_IDENTIFIER): Remove.
4405 * tree.c (tree_node_kind enum): Remove op_id_kind.
4406 (tree_node_kind_names): Remove "op_identifiers".
4407 (make_node): Remove OP_IDENTIFIER test.
4408 (build_op_identifier): Removed because it isn't being used.
4409 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
4410 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
4412 2001-09-06 Richard Henderson <rth@redhat.com>
4414 * simplify-rtx.c (simplify_binary_operation): Revert last change.
4416 2001-09-06 Richard Henderson <rth@redhat.com>
4418 * simplify-rtx.c (simplify_binary_operation): Simplify contents
4421 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4423 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
4424 number used for CR register.
4426 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
4427 Joern Rennecke (amylaar@cygnus.com)
4429 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
4430 * h8300.c (initial_offset): Handle offset between RP and FP.
4431 (h8300_return_addr_rtx): New function.
4432 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
4434 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
4435 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
4436 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
4437 (CAN_ELIMINATE, REGISTER_NAMES):
4438 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
4440 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
4442 Remove TYPE_NONCOPIED_PARTS.
4443 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
4444 (struct tree_type): Remove noncopied_parts.
4445 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
4446 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
4447 (fixed_type_p): Remove.
4448 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
4449 (expand_expr, MODIFY_EXPR): Likewise.
4450 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
4451 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
4453 2001-09-06 Alan Modra <amodra@bigpond.net.au>
4455 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
4457 (mask64_operand): Likewise.
4458 (includes_rldic_lshift_p): Likewise.
4459 (includes_rldicr_lshift_p): Likewise.
4461 2001-09-05 Ziemowit Laski <zlaski@apple.com>
4463 * objc/objc-act.c (build_message_expr): If a class method cannot
4464 be found, do not issue a warning if a corresponding instance
4465 method exists in the root class.
4467 2001-09-05 Richard Henderson <rth@redhat.com>
4469 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
4471 2001-09-05 Zack Weinberg <zack@codesourcery.com>
4473 * function.c (ggc_mark_struct_function): Mark f->outer.
4474 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
4475 * integrate.c (output_inline_function): ... not here.
4477 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
4479 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
4481 * i386.c (size_cost): New static variable.
4482 (override_function): Use size_cost when -Os is specified.
4484 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
4485 properly; Use current_function_calls_eh_return.
4486 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
4487 use leave to avoid depdendancy chain.
4489 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
4490 get BB loop_depth instead of computing it from LOOP notes.
4492 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
4494 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
4496 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4497 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4498 UNALIGNED_DOUBLE_INT_ASM_OP): Define
4500 2001-09-05 Jeffrey A Law (law@cygnus.com)
4501 Jason Merrill (jason@redhat.com)
4503 * stor-layout.c (layout_type): Complain if an array's size can
4504 not be represented in a size_t.
4506 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
4508 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
4510 * gcc.c: (process_command) Add parentheses around assignment
4511 used as truth value.
4513 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
4515 * config/mips/mips.c (save_restore_insns): Don't mark any register
4516 save slots as unchanging if current_function_calls_eh_return.
4518 2001-09-05 Richard Henderson <rth@redhat.com>
4520 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
4521 * config/alpha/alpha-protos.h: Declare it.
4522 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
4523 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
4524 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
4525 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
4526 (REG_OK_FOR_BASE_P): Select one of the above.
4528 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
4530 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
4531 (crti.o): Prefix name of object file with $(T).
4534 2001-09-05 David S. Miller <davem@redhat.com>
4536 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
4537 * config/sparc/linux64.h: Likewise.
4539 2001-09-05 Andreas Jaeger <aj@suse.de>
4541 * doc/invoke.texi (i386 Options): -mwide-multiply is not
4542 available anymore, remove the documentation.
4543 (i386 Options): Fix typo, cleanup index entries.
4545 * prefix.c (concat): Remove, we can use the version from liberty.
4547 2001-09-05 Richard Henderson <rth@redhat.com>
4549 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
4550 New functions split out of md file expanders.
4551 * config/alpha/alpha-protos.h: Declare them.
4552 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
4554 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
4556 * cppmacro.c (funlike_invocation_p): No need to restore context.
4558 2001-09-04 Richard Henderson <rth@redhat.com>
4560 * reload.c (push_reload): Export.
4561 * reload.h (push_reload): Declare it.
4563 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
4564 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4565 * config/alpha/alpha.c (alpha_legitimize_address): New.
4566 (alpha_legitimize_reload_address): Likewise.
4567 * config/alpha/alpha-protos.h: Declare them.
4569 2001-09-04 Stan Shebs <shebs@apple.com>
4571 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
4572 * config/darwin.c (machopic_stub_name): Account for internally
4573 generated lib calls such as memcpy.
4575 2001-09-04 Richard Henderson <rth@redhat.com>
4577 * unwind.h (_UA_END_OF_STACK): New flag.
4578 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
4580 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
4582 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
4584 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
4586 * config/mips/mips.c (save_restore_insns): Change base_offset to
4587 fp_offset in second call to mips_emit_frame_related_store.
4589 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
4591 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
4592 sometimes be represented as a NOTE of type
4593 NOTE_INSN_DELETED_LABEL.
4594 (Insns): Document NOTE_INSN_DELETED_LABEL.
4596 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
4598 * c-common.h (tree_dump_index): Add more comments.
4599 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
4600 (dump_option_value_info): New struct.
4601 (dump_options): New array.
4602 (dump_switch_p): Parse switch options symbolically.
4603 * doc/invoke.texi (-fdump-ast): Rename to ...
4604 (-fdump-tree): ... here. Document that options are symbolic, and
4605 not all are applicable.
4607 2001-09-04 David S. Miller <davem@redhat.com>
4609 * config/sparc/sparc.md (define_splits): Kill constraints.
4611 Cleanup redundant and unused insn attributes.
4612 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
4613 binary, and move. Mark ialu as default.
4614 (commented out define_function_unit "alu"): Kill.
4615 (define_attr "use_clobbered"): Kill.
4616 (whole file): Kill address insn type references. Replace
4617 all unary/binary/move references with ialu.
4618 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
4619 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
4622 Simplify length insn attribute and make more judicious use
4623 of insn attribute defaulting.
4624 * config/sparc/sparc.md (all insns with length > one): Mark as
4625 insn type multi if real instructions, else use default if
4626 it is a forced splitter.
4627 (all insns with length == one): Use default insn length.
4628 (all insns of type ialu): Use default insn type.
4630 Fix erroneous insn attribute settings.
4631 (addx): Set insn type to misc.
4632 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
4633 const_umulsidi3_sp64): Set insn type to imul.
4635 Track SFmode vs DFmode insns according to UltraSPARC
4637 * config/sparc/sparc.md ("fptype"): New attribute, default
4639 (all DFmode single insns): Mark as fptype "double".
4641 2001-09-03 Jakub Jelinek <jakub@redhat.com>
4643 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
4645 2001-09-03 Richard Henderson <rth@redhat.com>
4647 * function.h (struct function): Add arg_pointer_save_area_init.
4648 * function.c (expand_function_end): Init arg_pointer_save_area.
4649 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
4650 when called from a nested function.
4652 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
4654 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
4657 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
4659 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
4661 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
4663 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
4664 (emit_push_insn): Use specified padding direction when
4665 STACK_PUSH_CODE is POST_INC.
4667 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
4669 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4671 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
4673 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
4675 * cppinit.c (cpp_start_read): Free the imacros list as we
4676 traverse it. Don't free the chains before returning.
4677 (_cpp_push_next_buffer): Only try pushing buffers if we've
4678 completed -imacros handling.
4680 2001-08-31 Eric Christopher <echristo@redhat.com>
4682 * gcc.c (handle_braces): Add explaination for abort.
4684 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
4686 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
4687 move adjustment of bitpos instead.
4689 2001-08-31 Zack Weinberg <zack@codesourcery.com>
4691 * function.c: Remove all_functions. Make outer_function_chain
4693 (init_function_start): Don't add new function structure to
4695 (find_function_data, push_function_context_to,
4696 pop_function_context_from, put_var_into_stack,
4697 trampoline_address): Update for changed structure element names.
4698 (push_function_context_to): Disentangle.
4699 (free_after_compilation): Also free F.
4700 (expand_dummy_function_end): Don't free cfun here.
4701 (put_var_into_stack): Comment why we can't use find_function_data here.
4702 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
4703 (mark_function_chain): Split into maybe_mark_struct_function and
4704 ggc_mark_struct_function. Export the latter.
4705 (init_function_once): Mark from cfun and outer_function_chain;
4708 * function.h (struct function): Kill next_global. Rename next
4709 to outer. All users updated to match.
4710 (all_functions, outer_function_chain): Don't declare.
4712 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
4713 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
4714 don't touch f->inlinable, after calling rest_of_compilation.
4716 * tree.h: Forward-declare struct function. Prototype
4717 ggc_mark_struct_function.
4719 2001-08-31 Kazu Hirata <kazu@hxi.com>
4721 * config/h8300/h8300.md (*andorhi3): Fix typos.
4723 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4725 * calls.c (emit_library_call_value): Don't use a fixed
4726 argument after VA_CLOSE, i.e. out of scope in traditional C.
4728 * emit-rtl.c (gen_rtvec): Likewise.
4730 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4732 * Makefile.in (c-pragma.o): Depend on output.h.
4733 (reorg.o): Depend on except.h.
4735 * c-pragma.c: Include output.h.
4737 * reorg.c: Include except.h.
4739 * unwind-dw2.c: Call __builtin_alloca, not alloca.
4741 2001-08-31 Richard Henderson <rth@redhat.com>
4743 * sched-deps.c (add_dependence): Don't elide dependancy if the
4744 conditional used by insn is modified in elem.
4746 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
4748 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
4750 2001-08-31 Diego Novillo <dnovillo@redhat.com>
4752 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
4755 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
4757 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
4759 (stormy16_asm_out_constructor): New function.
4760 (TARGET_ASM_CONSTRUCTOR): Define.
4761 (TARGET_ASM_DESTRUCTOR): Define.
4763 2001-08-31 Andreas Jaeger <aj@suse.de>
4765 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
4766 * loop.c (add_label_notes): Likewise.
4767 * reload.c (find_reloads): Likewise.
4768 * config/sh/sh.c (machine_dependent_reorg): Likewise.
4770 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
4772 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
4773 code here. Take _Unwind_{W,Sw}ord*.
4774 (read_encoded_value_with_base): Use them.
4775 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
4777 (extract_cie_info): Simplify read_?leb128 handling.
4778 (execute_stack_op, execute_cfa_program): Likewise.
4779 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
4781 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
4783 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
4784 the frame pointer to pop the stack if convenient.
4786 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
4787 Don't use post-increment before combine.
4788 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
4789 a call-saved register.
4791 2001-08-31 Andreas Jaeger <aj@suse.de>
4793 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
4796 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
4798 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
4799 not DIV/MOD, of course.
4801 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
4803 * rtl.def: Undo my patch commited 2001-08-27.
4805 * genattrtab.c: Ditto.
4809 * sched-int.h: Ditto.
4811 * target-def.h: Ditto.
4815 * haifa-sched.c: Ditto.
4817 * sched-rgn.c: Ditto.
4819 * sched-vis.c: Ditto.
4821 * Makefile.in: Ditto.
4823 * doc/md.texi: Ditto.
4825 * doc/tm.texi: Ditto.
4827 * doc/contrib.texi: Ditto.
4829 * doc/gcc.texi: Ditto.
4831 * genattrtab.h: Remove it.
4833 * genautomata.c: Remove it.
4835 * genattr.c: Undo my patch and Richard Henderson's patch commited
4838 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
4840 * config.gcc (h8300-*-elf*): New case.
4841 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
4842 (SUBTARGET_CPP_SPEC): Define.
4843 (EXTRA_SPECS): Define.
4844 (SUBTARGET_EXTRA_SPECS): Define.
4845 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
4846 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
4848 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
4850 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
4851 (LIB2FUNCS_EXTRA): Define.
4852 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
4853 config/h8300/fixunssfsi.c: New file.
4855 2001-08-30 Kazu Hirata <kazu@hxi.com>
4857 * config/h8300/h8300.md (zero_extendqihi2): Changes to
4858 define_expand to accomodate target-specific attributes.
4859 (anonymous zero_extendqihi2 patterns): New.
4861 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
4863 * h8300.md (*andorhi3): New pattern.
4865 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
4867 * h8300.c (dosize): Fix test for "sub".
4869 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
4871 * c-typeck.c (pointer_diff): Try to eliminate common term before
4874 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
4876 * config/arm/arm.c (arm_compute_initial_elimination_offset):
4877 Account for the saves of the FP registers.
4879 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
4880 (TEXT_SECTION_ASM_OP): Define.
4881 (INIT_SECTION_ASM_OP): Define.
4882 (FINI_SECTION_ASM_OP): Define.
4883 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
4884 (RDATA_SECTION_FUNCITON): Provide prototype.
4886 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
4888 * reload1.c (move2add_note_store): Correct typo checking for
4891 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
4893 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
4894 note should not be considered outside the libcall block.
4896 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4898 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
4900 2001-08-29 Kazu Hirata <kazu@hxi.com>
4902 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
4904 2001-08-29 Kazu Hirata <kazu@hxi.com>
4906 * config/h8300/h8300-protos.h: Add a prototype for
4908 * config/h8300/h8300.c (emit_logical_op): New.
4909 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
4916 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
4918 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
4919 comparison with rtx INTVAL.
4920 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
4922 * pa.h (FUNCTION_ARG_SIZE): Likewise.
4924 2001-08-29 Kazu Hirata <kazu@hxi.com>
4926 * config/h8300/lib1funcs.asm: Update the copyright. Fix
4929 2001-08-29 Kazu Hirata <kazu@hxi.com>
4931 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
4932 (reg n) to (mem (pre_dec (reg n))
4933 (anonymous movsi pattern): Likewise.
4935 2001-08-29 Kazu Hirata <kazu@hxi.com>
4937 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
4939 2001-08-29 Kazu Hirata <kazu@hxi.com>
4941 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
4942 several special constants.
4944 2001-08-29 Kazu Hirata <kazu@hxi.com>
4946 * config/h8300/lib1funcs.asm: Fix comment typos.
4948 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4950 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
4951 Fix format specifier warnings.
4953 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
4954 inet_makeaddr, semctl): Prototype.
4956 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
4957 (save_restore_insns): Use base_offset, not gp_offset.
4959 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
4960 (ASM_OUTPUT_BYTE): Fix format specifier warning.
4962 2001-08-29 Richard Henderson <rth@redhat.com>
4964 * bb-reorder.c (function_tail_eff_head): New.
4965 (record_effective_endpoints): Set it.
4966 (fixup_reorder_chain): Use it.
4968 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4970 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
4972 2001-08-28 Dale Johannesen <dalej@apple.com>
4974 * config/darwin.c (machopic_function_base_name): Add const
4975 qualifier to a string.
4976 (darwin_encode_section_info): Ditto.
4978 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4980 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
4981 function definition.
4983 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
4985 * df.h (struct df): Add rts_order variable.
4987 * df.c (df_visit_next_rts): New function.
4988 (df_visit_next): Renamed to df_visit_next_rc
4989 (df_analyse_1): Allocate/compute/free rts_order as well.
4990 (df_rd_global_compute): Use df_visit_next_rc instead of
4992 (df_ru_global_compute): Use df_visit_next_rts instead of
4995 * flow.c (flow_reverse_top_sort_order_compute): New function.
4997 * basic-block.h: Add prototype.
4999 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
5001 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
5002 blocks, the BB_REACHABLE is now set, rather than aux being
5003 non-NULL. Update the test to reflect this.
5005 2001-08-28 Eric Christopher <echristo@redhat.com>
5007 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
5008 config/mips/crti.asm: Ditto.
5010 2001-08-28 Eric Christopher <echristo@redhat.com>
5011 Richard Henderson <rth@redhat.com>
5013 * c-pragma.h (add_weak): Move prototype from here...
5014 * output.h (add_weak): ... to here.
5015 * varasm.c (add_weak): Fix typo.
5016 * config/mips/crti.asm: New file.
5017 * config/mips/crtn.asm: Ditto.
5018 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
5019 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
5020 (INVOKE__main): Ditto.
5021 (INIT_SECTION_ASM_OP): New.
5022 (FINI_SECTION_ASM_OP): Ditto.
5023 (STARTFILE_SPEC): Add crti.
5024 (ENDFILE_SPEC): Add crtn.
5025 * config/mips/elf64.h: Same.
5026 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
5028 * config/mips/vxworks.h: Ditto.
5029 * config/mips/t-elf: Support crti and crtn.
5031 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
5033 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
5036 2001-08-28 Richard Henderson <rth@redhat.com>
5038 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
5039 (one_cmplbi2 splitter): Remove redundant test.
5041 2001-08-28 Dale Johannesen <dalej@apple.com>
5043 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
5045 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
5047 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
5049 2001-08-28 Stan Shebs <shebs@apple.com>
5051 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
5052 (UNALIGNED_SHORT_ASM_OP): Define.
5053 (UNALIGNED_INT_ASM_OP): Define.
5055 2001-08-28 Will Cohen <wcohen@redhat.com>
5057 * config/rs6000/rs6000.md (store_multiple): Correct RTL
5058 generation for first set.
5060 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5062 * flow.c (redirect_edge_succ_nodup): Return new edge.
5063 (try_simplify_condjump): Use new edge.
5064 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
5066 * cse.c (cse_basic_block): Skip note instructions.
5068 2001-08-27 Richard Henderson <rth@redhat.com>
5070 * combine.c (combine_simplify_rtx): Don't reverse condition
5071 if there is no reverse for the condition.
5072 (simplify_comparison): Don't simplify subregs from INT to FP.
5074 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
5075 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
5076 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
5077 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
5078 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
5079 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
5081 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5083 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
5084 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
5086 (adddi_dilshr32, adddi_dishl32): Only data register can be
5087 source for mem destination.
5089 * expmed.c (store_bit_field): Ignore adjustment to bitpos
5090 and use bitnum to decide about register move.
5092 2001-08-27 Richard Henderson <rth@redhat.com>
5094 * genattr.c (main): Emit state_t even when not doing scheduling.
5096 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5097 Richard Henderson <rth@redhat.com>
5099 * gcse.c (reg_first_set, reg_last_set): Replace with ...
5100 (reg_avail_info, current_bb): ... these.
5101 (oprs_unchanged_p, record_last_reg_set_info): Use them.
5102 (compute_hash_table): Likewise.
5104 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5106 * flow.c (verify_flow_info): Use checksums to verify edges.
5108 2001-08-27 Richard Henderson <rth@redhat.com>
5110 * genautomata.c (expand_automata): Always create a description.
5112 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
5114 * optabs.c (expand_binop): Correctly handle the carry in multiword
5115 add/subtract operations.
5117 2001-08-27 Fred Fish <fnf@be.com>
5119 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
5122 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
5124 * reload.c (find_reloads_toplev): Back out this change:
5126 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
5128 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
5129 mem if the address is a mode_dependent_address_p.
5131 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
5133 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
5134 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
5135 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
5138 * genattr.c (main): New variable num_insn_reservations. Increase
5139 it if there is DEFINE_INSN_RESERVATION. Output automaton based
5140 pipeline hazard recognizer interface.
5142 * genattrtab.h: New file.
5144 * genattrtab.c: Include genattrtab.h.
5145 (attr_printf, check_attr_test, make_internal_attr,
5146 make_numeric_value): Move protypes into genattrtab.h. Define them
5148 (num_dfa_decls): New global variable.
5149 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
5150 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
5151 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
5152 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
5154 * genautomata.c: New file.
5156 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
5158 * sched-int.h: (curr_state): Add the external definition for
5159 automaton pipeline interface.
5160 (haifa_insn_data): Add comments for members blockage and units.
5162 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5163 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5164 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5165 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5166 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5167 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5168 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
5170 (TARGET_SCHED): Use the new macros.
5172 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
5173 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
5174 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
5175 dfa_bubble): New members in gcc_target.sched.
5177 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
5178 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
5179 (insn_queue): Redefine it as pointer to array.
5180 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
5182 (max_insn_queue_index_macro_value): New variable.
5183 (curr_state, dfa_state_size, ready_try): New varaibles for
5184 automaton interface.
5185 (ready_element, ready_remove, max_issue): New function prototypes
5186 for automaton interface.
5187 (choose_ready): New function prototype.
5188 (insn_unit, blockage_range): Add comments.
5189 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
5190 FUNCTION_UNITS_SIZE == 0.
5191 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
5192 actual_hazard, potential_hazard): Add comments.
5193 (insn_cost): Use cost -1 as undefined value. Remove
5194 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
5196 (ready_element, ready_remove): New functions for automaton
5198 (schedule_insn): Add new code for automaton pipeline interface.
5199 (queue_to_ready): Add new code for automaton pipeline interface.
5200 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
5201 (debug_ready_list): Print newline when the queue is empty.
5202 (max_issue): New function for automaton pipeline interface.
5203 (choose_ready): New function.
5204 (schedule_block): Add new code for automaton pipeline interface.
5205 Print ready list before scheduling each insn.
5206 (sched_init): Add new code for automaton pipeline interface.
5207 Initiate insn cost by -1.
5208 (sched_finish): Free the current automaton state and finalize
5209 automaton pipeline interface.
5211 * sched-rgn.c: Include target.h.
5212 (init_ready_list, new_ready, debug_dependencies): Add new code for
5213 automaton pipeline interface.
5215 * sched-vis.c: Include target.h.
5216 (get_visual_tbl_length): Add code for automaton interface.
5217 (target_units, print_block_visualization): Add comments.
5219 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
5220 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
5221 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
5222 (getruntime.o, genautomata.o): New entries.
5223 (genattrtab.o): Add new dependency file genattrtab.h.
5224 (genattrtab): Add new dependencies. Link it with `libm.a'.
5225 (getruntime.o, hashtab.o): New entries for canadian cross.
5227 * doc/md.texi: Description of automaton based model.
5229 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
5231 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5232 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5233 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5234 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5235 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5236 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5237 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
5239 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
5240 MAX_DFA_ISSUE_RATE): New macro descriptions.
5242 * doc/contrib.texi: Add dfa based scheduler contribution.
5244 * doc/gcc.texi: Add more information about genattrtab.
5246 2001-08-27 Diego Novillo <dnovillo@redhat.com>
5248 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
5251 2001-08-27 Richard Henderson <rth@redhat.com>
5253 * function.c (expand_function_end): Don't init arg_pointer_save_area.
5254 (get_arg_pointer_save_area): New. Create an init it here.
5255 (fix_lexical_addr): Use it.
5256 * function.h: Declare it.
5257 * builtins.c (expand_builtin_setjmp_receiver): Use it.
5258 * stmt.c (expand_nl_goto_receiver): Use it.
5260 2001-08-27 Richard Henderson <rth@redhat.com>
5262 * final.c (final_scan_insn): Don't enter APP_ON mode for
5265 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
5266 alignment for assemble_integer for DW_EH_PE_aligned.
5267 * except.c (output_function_exception_table): Likewise.
5269 2001-08-26 Andreas Jaeger <aj@suse.de>
5271 * c-tree.h: Add prototyp for c_sizeof_nowarn.
5273 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
5275 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
5277 2001-08-27 Alan Modra <amodra@bigpond.net.au>
5279 * config/rs6000/rs6000.c (mask_operand): Rewrite without
5281 (mask64_operand): Likewise.
5282 (rldic_operand): Delete.
5283 (includes_lshift64_p): Delete.
5284 (includes_rldic_lshift_p): New function.
5285 (includes_rldicr_lshift_p): New function.
5286 (print_operand): Don't call rldic_operand in case 'W'.
5287 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
5288 (includes_lshift64_p): Remove.
5289 (includes_rldic_lshift_p): Declare.
5290 (includes_rldicr_lshift_p): Declare.
5291 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
5292 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
5293 Replace match_operand rldic_operand predicate with
5294 const_int_operand. Replace includes_lshift64_p condition with
5295 includes_rldic_lshift_p.
5296 <ashldi3_internal 64 bit rldicr patterns>: New.
5298 2001-08-27 Andreas Jaeger <aj@suse.de>
5300 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
5301 * errors.c: Likewise.
5302 * final.c: Likewise.
5303 * dwarf2asm.c: Likewise.
5304 * doprint.c (checkit): Likewise.
5305 * diagnostic.c: Likewise.
5306 * collect2.c: Likewise.
5307 * calls.c: Likewise.
5308 * c-semantics.c (build_stmt): Likewise.
5309 * c-format.c (status_warning): Likewise.
5310 * c-errors.c (pedwarn_c99): Likewise.
5311 * builtins.c (validate_arglist): Likewise.
5312 * config/pj/pj.c (pj_printf): Likewise.
5313 * fix-header.c: Likewise.
5315 * gcov.c (fnotice): Likewise.
5316 * gensupport.c (message_with_line): Likewise.
5317 * mips-tfile.c: Likewise.
5318 * protoize.c (notice): Likewise.
5319 * read-rtl.c (fatal_with_file_and_line): Likewise.
5320 * rtl-error.c: Likewise.
5321 * tradcpp.c: Likewise.
5323 * cp/tree.c (build_min_nt): Likewise.
5324 (build_min): Likewise.
5325 * cp/lex.c: Likewise.
5326 * cp/errfn.c: Likewise.
5327 * cp/rtti.c (create_pseudo_type_info): Likewise.
5329 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
5331 * df.c (df_uses_record): Return after recording all uses
5334 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
5336 * df.c (df_insn_modify): Realloc the INSN table here, if
5337 necessary, here, too.
5339 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
5341 * config/mips/mips.c (mips_function_value): Handle complex return
5344 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
5346 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
5348 * reload.c (make_memloc): Copy result if it is still
5349 reg_equiv_memory_loc[regno] on return.
5350 (subst_reloads) [ENABLE_CHECKING]: Check that none of
5351 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
5352 reg_equiv_mem are modified by the substitutions.
5354 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
5356 * predict.c (expensive_function_p): New.
5357 * rtl.h (expensive_function_p): Declare.
5358 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
5359 (use_fast_prologue_epilogue): New static variable.
5360 (expand_prologue): Set it; emit short prologues if unset.
5361 (expand_epilogue): Likewise.
5363 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
5365 * config.gcc: Add stormy16-*-elf case.
5366 * config/stormy16/stormy-abi: New file.
5367 * config/stormy16/stormy16-lib2.c: New file.
5368 * config/stormy16/stormy16-protos.h: New file.
5369 * config/stormy16/stormy16.c: New file.
5370 * config/stormy16/stormy16.h: New file.
5371 * config/stormy16/stormy16.md: New file.
5372 * config/stormy16/t-stormy16: New file.
5374 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
5376 * i386.h (no-accumulate-outgoing-args): Use proper mask.
5378 2001-08-24 David Edelsohn <edelsohn@gnu.org>
5380 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
5381 descriptor members are pointer size, not constant 4.
5382 * config/rs6000/rs6000.md (define_splits): Remove more unused
5385 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5387 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
5389 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
5391 * cp/rtti.c (VPARAMS): Fix parameter.
5393 2001-08-24 Zack Weinberg <zackw@panix.com>
5395 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
5397 (mode_for_extraction): No need for #ifdefs. Add default-case abort
5399 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
5400 in if controlling use of insv.
5401 (extract_bit_field): Likewise, for extv and extzv.
5403 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
5405 * i386.md (movcc peep2): Fix load of 0.
5407 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5409 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
5410 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
5412 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
5414 * c-pragma.h: Move weak_syms and weak_decls...
5415 * varasm.c: ...here. Now static.
5416 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
5417 depend on HANDLE_PRAGMA_WEAK.
5419 * c-common.c (c_alignof, c_alignof_expr): Move here...
5420 * c-typeck.c: ...from here.
5421 * c-tree.h, c-common.h: Adjust.
5423 2001-08-23 Bernd Schmidt <bernds@redhat.com>
5425 * config/ia64/ia64.c (rws_update): If !pred, set write_count
5426 instead of incrementing it.
5428 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
5429 asm ready, don't try to move them all into the same array element.
5431 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5433 * function.c (thread_prologue_and_epilogue_insns): Avoid
5434 fallthru flag on edge to exit.
5436 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
5438 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
5441 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
5443 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
5444 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
5445 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
5448 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
5450 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
5451 replace "GNU CC" with "GCC".
5453 2001-08-23 Richard Henderson <rth@redhat.com>
5455 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
5456 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
5457 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
5458 Need GR between FR and not GR_AND_FR.
5459 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
5460 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
5461 AR regs before GR regs.
5462 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
5463 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
5464 (REGISTER_MOVE_COST): Update.
5465 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
5467 2001-08-23 Richard Henderson <rth@redhat.com>
5469 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
5472 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
5474 * reload1.c (emit_reload_insns): Don't look for notes
5475 on a NULL store_insn.
5477 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5479 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
5480 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
5481 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
5482 format specifier warnings.
5483 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
5485 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
5487 * config/i386/i386-protos.h: Correct declaration of
5488 i386_pe_asm_named_section.
5490 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
5492 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
5494 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
5496 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
5498 * cpperror.c (print_location): Don't show _Pragma.
5499 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
5500 and file change callback generation here.
5501 (stack_include_file): Update use of cpp_push_buffer.
5502 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
5503 (struct cpp_buffer): Remove type, pfile members.
5504 * cppinit.c (cpp_handle_option): Use free_chain.
5505 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
5506 (skip_escaped_newlines, get_effective_char, lex_percent): Take
5507 a cpp_reader rather than a cpp_buffer.
5508 (skip_escaped_newlines, get_effective_char, skip_block_comment,
5509 skip_line_comment, parse_string, lex_percent, lex_dot,
5510 _cpp_lex_token): Update accordingly.
5511 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
5513 (cpp_push_buffer): Update prototype.
5514 (run_directive): Update use of cpp_push_buffer.
5515 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
5516 handle_assertion): Update use of run_directive.
5517 * cpplib.h (enum cpp_buffer_type): Remove.
5518 (cpp_push_buffer): Update prototype.
5519 * fix-header.c (read_scan_file): Update.
5521 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5523 * gcc.c (struct prefix_list): Change prefix to const char *.
5525 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5527 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
5529 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
5531 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
5534 * jump.c (squeeze_notes): Take parms by reference. Handle END being
5537 * ifcvt.c (dead_or_predicable): Adjust.
5538 * loop.c (find_and_verify_loops): Adjust.
5539 * stmt.c (expand_end_case): Adjust.
5540 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
5541 head and end insn pointers in the basic block, not just local copies.
5542 (merge_blocks_move_predecessor_nojumps): Likewise.
5544 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
5546 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
5547 bitmap.h, builtin-types.def, builtins.c, builtins.def,
5548 c-aux-info.c, c-common.c, c-common.def, c-common.h,
5549 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
5550 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
5551 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
5552 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
5553 conditions.h, config.gcc, configure.frag, configure.in,
5554 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
5555 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
5556 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
5557 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
5558 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
5559 emit-rtl.c, errors.c, errors.h, except.c, except.h,
5560 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
5561 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
5562 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
5563 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
5564 gencheck.c, gencodes.c, genconfig.c, genemit.c,
5565 genextract.c, genflags.c, gengenrtl.c, genmultilib,
5566 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
5567 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
5568 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
5569 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
5570 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
5571 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
5572 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
5573 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
5574 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
5575 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
5576 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
5577 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
5578 params.h, predict.c, predict.def, predict.h, prefix.c,
5579 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
5580 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
5581 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
5582 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
5583 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
5584 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
5585 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
5586 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
5587 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
5588 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
5589 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
5590 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
5591 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
5592 xcoffout.h: replace "GNU CC" with "GCC".
5594 2001-08-21 Richard Henderson <rth@redhat.com>
5596 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
5597 (final_scan_insn): Consider jump tables data even if we have no
5598 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
5600 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
5601 (ASM_OUTPUT_CASE_END): Remove.
5602 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
5603 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
5604 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
5606 2001-08-21 Richard Henderson <rth@redhat.com>
5608 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
5609 at barrier insns. Emit stop bits before barriers.
5611 * flow.c (flow_find_cross_jump): Don't consider unconditional
5612 return insns for commoning.
5614 * final.c (compute_alignments): Fix typo.
5616 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
5617 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
5618 (store_bit_field): Use mode_for_extraction more places.
5619 (extract_bit_field): Likewise.
5621 2001-08-21 Zack Weinberg <zackw@panix.com>
5623 * caller-save.c: Don't include insn-codes.h.
5624 (reg_save_code, reg_restore_code): Make arrays of int.
5625 All uses updated to match.
5626 (insert_save, insert_restore): No need to initialize "code"
5627 variable upon declaration.
5628 * Makefile.in: update dependencies; fix typo in clean rule.
5630 2001-08-21 Richard Henderson <rth@redhat.com>
5632 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
5633 (merge_if_block): Handle fallout from same.
5635 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5637 * builtins.c (type_to_class): Fix typo in last change.
5639 2001-08-21 Richard Henderson <rth@redhat.com>
5641 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
5642 ia64_asm_output_label.
5644 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
5645 copy of gp while the real gp register contains garbage.
5647 2001-08-21 Zack Weinberg <zackw@panix.com>
5649 * expmed.c (mode_for_extraction): New function.
5650 (store_bit_field, extract_bit_field): Use it.
5651 * expr.h: Prototype it and provide an enum for its first argument.
5653 * combine.c, function.c, recog.c: Don't include insn-codes.h.
5654 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
5655 and digging through the insn_data tables.
5656 * Makefile.in: Update dependencies.
5658 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
5660 * cppfiles.c (stack_include_file): line-map.c now handles include
5662 (handle_missing_handler): Similarly.
5663 (_cpp_execute_include): Similarly.
5664 (_cpp_pop_file_buffer): Similarly.
5665 * cpphash.h (struct cpp_reader): Remove system_include_depth,
5666 buffer_stack_depth and include_depth.
5667 * cpplib.c (do_include_common): line-map.c now handles include depth.
5668 (cpp_push_buffer): Similarly.
5669 (_cpp_pop_buffer): Similarly.
5670 * cppmacro.c (builtin_macro): Update.
5671 * line-map.c (init_line_maps): Set depth.
5672 (add_line_map): Increment "used" earlier. Update and use the
5674 (trace_include): Use the include depth.
5675 * line-map.h (struct line_maps): New member depth.
5677 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
5679 * cppfiles.c (stack_include_file): Don't handle -H here.
5680 * cppinit.c (cpp_start_read): Set include tracing after
5681 cpp_post_options and after stacking the main file.
5682 * line-map.c (trace_include): New.
5683 (init_line_maps, add_line_map): Update.
5684 * line-map.h (struct line_maps): New member trace_includes.
5686 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
5688 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
5689 * cppfiles.c (stack_include_file): Only stack a file if there
5690 is something to do. Return a boolean indicating whether a
5691 buffer was stacked or not.
5692 (_cpp_execute_include): Similarly.
5693 (_cpp_read_file): Similarly.
5694 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
5696 2001-08-21 Sam Steingold <sds@gnu.org>
5698 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
5699 (RECACHE): keep obufp_before_macroname up to date
5701 2001-08-21 Zack Weinberg <zackw@panix.com>
5703 * stmt.c: Don't include insn-codes.h.
5704 (expand_end_case): Machine specific logic moved to expr.c.
5705 No need to worry about __builtin_classify_type.
5706 (check_for_full_enumeration_handling, emit_case_nodes):
5709 * builtins.o (expand_builtin_classify_type): Split up so code
5710 can be shared with fold_builtin_classify_type.
5711 (type_to_class, fold_builtin_classify_type): New functions.
5712 (fold_builtins): Handle __builtin_classify_type.
5714 * expr.c (do_tablejump): Now static.
5715 (case_values_threshold, try_casesi, try_tablejump): New;
5716 code mostly from stmt.c (expand_end_case).
5717 (expr.h): Update prototypes.
5719 * Makefile.in (stmt.o): Update dependencies.
5721 2001-08-21 Will Cohen <wcohen@redhat.com>
5723 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
5724 declaration of variable i.
5725 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
5726 declaration of variable i.
5728 2001-08-21 Richard Henderson <rth@redhat.com>
5730 * crtstuff.c: Fix thinko last change. Move list tails to start
5731 of CRT_END section. Tidy ifdefs.
5732 (__EH_FRAME_BEGIN__): Always static for ELF.
5733 (__do_global_ctors_1): Rename from __frame_dummy.
5734 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
5735 name change; don't hide __EH_FRAME_BEGIN__.
5737 2001-08-21 Richard Henderson <rth@redhat.com>
5739 * gdbinit.in: Move break on exit after break on fancy_abort.
5741 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
5744 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
5746 * cpphash.h (_cpp_push_next_buffer): New.
5747 * cppinit.c (do_includes): Remove.
5748 (push_include, free_chain, _cpp_push_next_buffer): New.
5749 (cpp_start_read): Use them to rework command line option handling.
5750 (cpp_handle_option): Combine handling of -include and -imacros.
5751 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
5752 appropriate. Always insert missing \n at EOF.
5753 * cpplib.c (start_directive): Get the directive position right.
5754 * cppmain.c (cb_file_change): Always print the first line, unless
5757 2001-08-20 Andreas Jaeger <aj@suse.de>
5759 * profile.c (compute_branch_probabilities): Remove extra new-line
5761 * flow.c (verify_flow_info): Likewise.
5763 2001-08-20 Diego Novillo <dnovillo@redhat.com>
5765 * basic-block.h (basic_block): Add new field 'flags'.
5766 (BB_REACHABLE): Define.
5767 (expunge_block): Declare.
5768 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
5769 (EXIT_BLOCK_PTR): Ditto.
5770 (expunge_block): Remove static declaration.
5771 (cleanup_cfg): Clear bb->aux on every basic block.
5772 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
5773 computing reachability.
5774 (delete_unreachable_blocks): Delete block b if b->flags has
5777 2001-08-20 Diego Novillo <dnovillo@redhat.com>
5779 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
5781 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5783 * sparc.c (sparc_variable_issue): Fix typo in last change.
5785 2001-08-20 Richard Henderson <rth@redhat.com>
5787 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
5789 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
5791 * pa.h (RETURN_IN_MEMORY): Improve comment.
5793 2001-08-20 Janis Johnson <janis187@us.ibm.com>
5795 * doc/invoke.texi (Profiling options): Clarify the interactions
5796 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
5798 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
5800 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
5803 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5805 * gcc.c (make_relative_prefix): Allocate a sufficiently large
5808 2001-08-20 Richard Henderson <rth@redhat.com>
5810 * final.c (end_final): Fix typo last change.
5812 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
5814 * cppinit.c (init_standard_includes): The returned buffer
5815 is already malloc-ed.
5816 * gcc.c (add_prefix): Similarly.
5817 * prefix.c (translate_name): Update to support clear buffer
5819 (update_path): Similarly. Be sure to free any newly allocated
5820 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
5822 * prefix.h (update_path): Update prototype and document.
5823 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
5824 up and update to new buffer ownership rules.
5825 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
5827 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
5829 * final.c (compute_alignments): New function.
5830 (init_insn_lengths): Do not care label_align.
5831 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
5832 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
5833 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
5834 (shorted_branches): Realloc label_align array; do
5835 not call init_insn_lengths; Do not care about loop alignments.
5836 * output.h (compute_alignments): Declare.
5837 * toplev.c (rest_of_compilation): Call compute_alignments.
5838 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
5840 * predict.c (block_info_def): Add npredecesors, remove nvisited;
5841 change visited to tovisit.
5842 (propagate_freq): Use faster traversing algorithm.
5843 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
5844 to tovisit; reverse meaning.
5846 * predict.c (struct block_info_def): Remove nvisited.
5847 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
5848 (estimate_bb_frequencies): Call mark_dfs_back_edges.
5850 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
5852 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
5853 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
5854 (TARGET_FUSED_MADD): New.
5855 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
5856 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
5857 the multiply-add instructions.
5859 2001-08-19 Richard Henderson <rth@redhat.com>
5861 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
5862 is aligned to pointer size.
5864 2001-08-19 Richard Henderson <rth@redhat.com>
5866 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
5867 display markers during final schedule.
5869 2001-08-19 Richard Henderson <rth@redhat.com>
5871 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
5873 2001-08-19 Richard Henderson <rth@redhat.com>
5875 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
5877 (ASM_NAME_TO_STRING): Remove.
5878 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
5879 in the same string. Remove support for expressions.
5881 2001-08-19 Richard Henderson <rth@redhat.com>
5883 * config/i386/i386.md (tablejump): Make an expander; handle
5884 pic relative addressing here.
5885 (tablejump_1): Rename from tablejump_pic.
5888 2001-08-19 Richard Henderson <rth@redhat.com>
5890 * regclass.c (fix_register): Fix typo.
5892 2001-08-18 Richard Henderson <rth@redhat.com>
5894 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
5895 (struct _Unwind_Context): Expand br_loc to hold it.
5896 (uw_frame_state_for): Handle leaf functions better.
5897 (uw_update_reg_address): Update for br_loc change.
5899 2001-08-18 Richard Henderson <rth@redhat.com>
5901 * crtstuff.c: Move list heads before code that uses them.
5902 (__JCR_LIST__): Remove initial null.
5903 (frame_dummy, __frame_dummy): Do java registration here ...
5904 (__do_global_ctors_aux): ... not here.
5906 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
5907 (__do_global_dtors_aux): Update to match.
5908 (__JCR_LIST__, __do_jv_register_classes): New.
5910 * config/ia64/crtend.asm (__JCR_END__): New.
5911 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
5912 instead of an indirect LTOFF22 reloc.
5914 2001-08-18 Richard Henderson <rth@redhat.com>
5916 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
5917 * regclass.c (init_reg_sets_1): Fix typo.
5918 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
5919 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
5920 (ia64_compute_frame_size): Make ar.unat live when in use.
5921 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
5922 for ar.pfs; remove ar.unat handling.
5923 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
5925 (PREDICATE_CODES): Add ar_pfs_reg_operand.
5926 * config/ia64/ia64-protos.h: Update decls.
5927 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
5928 (sibcall_pic): Likewise.
5930 2001-08-18 Richard Henderson <rth@redhat.com>
5932 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
5933 pred_rel_mutex when searching for insn_group_barrier.
5934 * config/ia64/ia64.md (cycle_display): Combine the expander
5937 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
5938 bit before asm as needed.
5940 2001-08-18 Richard Henderson <rth@redhat.com>
5942 * timevar.def (TV_MACH_DEP): New.
5943 * toplev.c (rest_of_compilation): Use it.
5944 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
5946 2001-08-18 Zack Weinberg <zackw@panix.com>
5948 * unwind-dw2.c (execute_stack_op): Add default aborts to
5949 the inner switches to prevent warnings.
5951 2001-08-18 Richard Henderson <rth@redhat.com>
5953 * timevar.h (struct timevar_time_def): Change element type to float.
5954 (ticks_to_msec, clocks_to_msec): Likewise.
5955 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
5956 (get_time): Likewise.
5957 (timevar_print): Adjust zero check and printing to match.
5959 2001-08-18 Zack Weinberg <zackw@panix.com>
5961 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
5962 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
5963 Eliminate overfull or underfull hboxes.
5965 2001-08-18 Zack Weinberg <zackw@panix.com>
5967 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
5969 2001-08-18 Zack Weinberg <zackw@panix.com>
5971 * haifa-sched.c: Convert to target hooks. Macros replaced
5972 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
5973 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
5974 MD_SCHED_FINISH, and HAVE_cycle_display.
5975 * target-def.h (TARGET_SCHED_ADJUST_COST,
5976 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
5977 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
5978 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
5979 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
5980 New hook #defines to be overridden.
5981 (TARGET_SCHED): Bring them all together.
5982 (TARGET_INITIALIZER): Update.
5983 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
5984 instead of 'struct rtx_def *' throughout.
5985 (struct sched): New set of hooks for the scheduler.
5986 * Makefile.in (haifa-sched.o): Depend on target.h.
5987 * doc/tm.texi: Document the new scheduler hooks, together in
5988 their own section, instead of scattered around.
5989 Fix a bunch of underfull/overfull hboxes.
5991 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
5992 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
5993 sparc.h: Don't define any of the old scheduler macros.
5995 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
5996 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
5997 sparc.c: Create hook functions from code extracted from
5998 corresponding target header, or make existing hooks static, as
5999 appropriate. Set the appropriate entries in targetm.
6001 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
6002 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
6003 rs6000-protos.h, s390-protos.h, sparc-protos.h:
6004 Remove prototypes for functions which are now static.
6006 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
6007 related gunk; the Haifa scheduler is now the only choice.
6009 2001-08-18 Zack Weinberg <zackw@panix.com>
6011 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
6012 * genopinit.c: Put floating point divide insns in sdiv_optab.
6013 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
6014 * config/gofast.h, config/c4x/c4x.h,
6015 config/ia64/hpux_longdouble.h, config/mips/mips.h,
6016 config/pa/long_double.h, config/rs6000/sysv4.h,
6017 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
6018 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
6019 (init_optabs): Use init_optabv for overflow-trapping optabs.
6020 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
6021 cmp_optab RTX codes so have_insn_for can find them.
6023 * optabs.c (expand_simple_binop, expand_simple_unop,
6024 have_insn_for, gen_sub3_insn): New interfaces.
6025 * expr.h: Prototype new functions.
6026 (enum optab_methods): Move here from optabs.h.
6028 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
6029 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
6030 Use new functions instead of working directly with optabs.
6031 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
6032 unroll.c: Don't include optabs.h.
6033 * caller-save.c, combine.c, function.c, stmt.c: Just include
6034 insn-codes.h, not optabs.h.
6035 * Makefile.in: Update dependencies.
6037 * combine.c (make_compound_operation, simplify_comparison):
6038 Fix typos testing for this or that instruction.
6040 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6042 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
6043 generating libgcc.a.
6045 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6047 * except.c (TYPE_HASH): Delete.
6049 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
6052 * tree.c (TYPE_HASH): Delete.
6054 * tree.h (TYPE_HASH): Define.
6056 2001-08-18 Graham Stott <grahams@redhat.com>
6058 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
6060 (adddi3_internal_2+2): Likewise.
6061 (eh_set_lr_di+1): Likewise.
6063 2001-08-17 Richard Henderson <rth@redhat.com>
6065 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
6066 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
6067 * dwarf2asm.c: ... here.
6068 * dwarfout.c: Remove them.
6070 * varasm.c (assemble_integer): Add align parameter.
6071 (assemble_real, output_constant, output_constructor): Likewise.
6072 * output.h: Update decls.
6073 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
6074 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
6075 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
6076 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
6077 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
6080 * final.c (end_final): Abort profile block generation if we
6081 havn't layed it out properly.
6082 * output.h (assemble_eh_integer): Remove stale decl.
6083 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
6085 (assemble_integer): Handle unaligned data.
6086 (assemble_real): Abort on unaligned data.
6087 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
6089 (default_dtor_section_asm_out_destructor): Use assemble_align.
6090 (default_named_section_asm_out_constructor): Likewise.
6091 (default_ctor_section_asm_out_constructor): Likewise.
6092 * config/darwin.c (machopic_asm_out_constructor): Likewise.
6093 (machopic_asm_out_destructor): Likewise.
6094 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
6095 (nextstep_asm_out_destructor): Likewise.
6096 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
6097 (vms_asm_out_destructor): Likewise.
6099 2001-08-17 Richard Henderson <rth@redhat.com>
6101 * config/mips/iris6.h (TARGET_IRIX6): New.
6102 (current_section_name, current_section_flags): New.
6103 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
6104 (MAX_OFILE_ALIGNMENT): New.
6105 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
6106 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
6107 (copy_file_data): Split out from
6108 (mips_asm_file_end): ... here.
6109 (mips_asm_file_start): Remove extra .section directive. Use
6110 tmpfile instead of mips_make_temp_file.
6111 (mips_unique_section): Use const char * as needed for warnings.
6112 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
6113 re-add align parameter.
6114 (iris6_asm_named_section): New.
6115 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
6116 (iris6_asm_output_align, iris6_section_align_1): New.
6117 (iris6_asm_file_start, iris6_asm_file_end): New.
6118 * config/mips/mips-protos.h: Update decls.
6120 2001-08-17 Janis Johnson <janis187@us.ibm.com>
6122 * doc/install.texi (Install GCC): Add links to build status pages.
6124 (Final install): Ditto; request updates for specific info
6126 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
6128 * cpperror.c (print_location): Don't take a file name; use the
6130 (_cpp_begin_message): Similarly.
6131 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
6132 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
6133 (cpp_pedwarn_with_file_and_line): Remove.
6134 * cppfiles.c (stack_include_file): Update; set filename to stdin
6135 here when appropriate.
6136 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
6137 (_cpp_begin_message): Don't take a file name.
6138 * cppinit.c: Add comment.
6139 * cpplex.c: Fix end-of-directive indicator.
6140 * cpplib.c: Don't include intl.h.
6141 (run_directive, do_diagnostic): Update.
6142 (do_line): Update to not use nominal_fname.
6143 (cpp_push_buffer): Don't take a filename.
6144 * cpplib.h (struct ht): Remove.
6145 (cpp_push_buffer): Don't take a filename.
6146 (cpp_pedwarn_with_file_and_line): Remove.
6147 * cppmacro.c (struct cpp_macro): Remove file.
6148 (builtin_macro): Update.
6149 (_cpp_create_definition): Update.
6150 * cppmain.c: Correct comment.
6151 * fix-header.c (read_scan_file): Update.
6153 2001-08-17 Kazu Hirata <kazu@hxi.com>
6155 * sbitmap.c: Fix comment formatting.
6156 * sched-deps.c: Likewise.
6157 * sibcall.c: Likewise.
6158 * simplify-rtx.c: Likewise.
6160 * ssa-ccp.c: Likewise.
6161 * stor-layout.c: Likewise.
6162 * timevar.c: Likewise.
6163 * toplev.c: Likewise.
6164 * unwind-dw2.c: Likewise.
6165 * unwind-dw2-fde.c: Likewise.
6166 * varasm.c: Likewise.
6168 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
6170 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
6171 or larger than an integer in memory.
6173 2001-08-17 Zack Weinberg <zackw@panix.com>
6175 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
6176 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
6177 * rtl.h: Don't forward-declare union tree_node here. Don't
6178 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
6179 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
6180 and tree respectively.
6181 * tree.h: Don't forward-declare struct rtx_def here. Don't
6182 typedef tree here. Change all uses of struct rtx_def *,
6183 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
6184 and tree respectively.
6186 2001-08-17 Richard Henderson <rth@redhat.com>
6188 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
6189 config/mips/openbsd.h: Fix typos last change.
6191 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6193 * doc/invoke.texi (Optimize Options): The default for
6194 -finline-limit is 600.
6196 2001-08-17 Richard Henderson <rth@redhat.com>
6198 * varasm.c (text_section): Allow TEXT_SECTION to override the
6199 printing of TEXT_SECTION_ASM_OP.
6200 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
6201 (DATA_SECTION, BSS_SECTION): Remove.
6202 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
6203 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
6204 Rename from s/_NAME//.
6205 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
6206 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
6207 (TEXT_SECTION): ... here. New.
6208 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
6209 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
6210 * config/mips/openbsd.h: Likewise.
6211 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
6212 (mips_asm_file_end): Likewise test.
6213 (mips_output_function_epilogue): Likewise. Switch back to data
6214 section after emitting the function.
6216 * doc/tm.texi (Sections): Document TEXT_SECTION.
6218 2001-08-17 Richard Henderson <rth@redhat.com>
6220 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
6221 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
6223 2001-08-17 Richard Henderson <rth@redhat.com>
6225 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
6226 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
6227 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
6228 Add aligned attribute.
6230 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
6232 * config/sh/sh.md: Add modes to unspecs in first insn to match
6233 those in the second.
6235 * Makefile.in: Fix collect2 copy for Cygwin.
6237 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
6239 Install the proper patch.
6240 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
6241 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
6242 (expand_function_start): Likewise.
6243 * stmt.c (expand_decl): Likewise.
6244 * varasm.c (make_decl_rtx): Likewise.
6246 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6248 * final.c: Undo my previous accidental checkin.
6249 * output.h: Likewise.
6250 * tm.texi: Likewise.
6252 2001-08-16 Richard Henderson <rth@redhat.com>
6254 * varasm.c (named_section_flags): Remove align parameter.
6255 * varasm.c, dwarf2out.c: Update all callers.
6256 * output.h: Update prototypes.
6258 * target.h (target.asm_out.named_section): Remove align parameter.
6259 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
6260 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
6261 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
6262 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
6263 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
6265 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
6266 (get_named_section_flags, set_named_section_flags): New.
6267 (named_section_flags): Use them.
6268 (named_section): Do decl vs section flags check here...
6269 (default_section_type_flags): ... not here.
6270 (init_varasm_once): Create in_named_htab.
6271 (resolve_unique_section): Mark reloc unused.
6273 2001-08-16 Richard Henderson <rth@redhat.com>
6275 * varasm.c (force_const_mem): Keep pool alignment in bits.
6276 (output_constant_pool): Use assemble_align.
6278 2001-08-16 Zack Weinberg <zackw@panix.com>
6280 * doc/tm.texi: Remove extra @table command.
6282 2001-08-16 Zack Weinberg <zackw@panix.com>
6284 * final.c (shorten_branches): Clear the end of the label_align
6285 array only if we made it larger. Break up messy expressions
6288 * diagnostic.c (internal_error): Check for error recursion
6289 before doing ICE suppression.
6291 * timevar.c: Timing variables now count in milliseconds.
6292 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
6293 (get_time): Not here.
6294 (timevar_print): Don't print any timer whose user, cpu, and
6295 wall times are all zero as displayed.
6296 * timevar.h: Update comment aboout units. Make timevar
6299 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
6301 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
6302 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
6303 (expand_function_start): Likewise.
6304 * stmt.c (expand_decl): Likewise.
6305 * varasm.c (make_decl_rtx): Likewise.
6307 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
6309 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
6310 (finalize_record_size): Don't set TYPE_USER_ALIGN.
6312 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6314 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
6317 2001-08-16 Andreas Jaeger <aj@suse.de>
6319 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
6322 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
6324 * rtl.h (only_sets_cc0_p): New prototype.
6325 * jump.c (sets_cc0_p): Handle INSN.
6326 (only_sets_cc0_p): New function.
6327 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
6328 (tidy_fallthru_edge): Likewise.
6329 * integrate.c (copy_insn_list): Likewise.
6330 * unroll.c (unroll_loop): Likewise.
6331 (copy_loop_body): Likewise.
6333 2001-08-15 Jason Eckhardt <jle@redhat.com>
6335 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
6337 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
6339 * predict.c (struct block_info_def): Remove nvisited.
6340 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
6341 (estimate_bb_frequencies): Call mark_dfs_back_edges.
6343 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
6344 (ix86_adjust_cost): Teach scheduler that latency to load operand can
6347 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
6349 * predict.def: Update hitrates.
6351 2001-08-15 Richard Henderson <rth@redhat.com>
6353 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
6355 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
6357 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
6358 note from its associated jump.
6360 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
6362 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
6363 also on 64-bit s390x targets.
6365 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
6367 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
6369 (arm_expand_prologue): Handled nested functions which take a
6370 variable argument list.
6371 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
6372 macro with an invocation of
6373 arm_compute_initial_elimination_offset.
6374 * config/arm/arm-protos.h: Prototype
6375 arm_compute_initial_elimination_offset.
6377 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6379 * doc/install.texi (Specific, avr): Fix markup.
6380 (Specific, c4x): Ditto.
6382 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6384 * predict.c (dump_prediction): Change `bool' parameter to `int'.
6386 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
6388 * Makefile.in (OBJS): Add rtl-error.o
6389 (rtl-error.o): New rule.
6390 (diagnostic.o): Adjust dependency.
6391 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
6392 error_for_asm, _fatal_insn, _fatal_insn_not_found,
6393 warning_for_asm): Move to...
6394 rtl-error.c: ...here. New file.
6396 2001-08-14 Richard Henderson <rth@redhat.com>
6398 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
6399 if USING_SJLJ_EXCEPTIONS.
6401 2001-08-14 Steve Ellcey <sje@cup.hp.com>
6403 * tlink.c (scan_linker_output): Check string for unsatisfied in
6404 addition to undefined and unresolved.
6406 2001-08-14 Graham Stott <grahams@redhat.com>
6408 * libgcc2.c (*): Replace EH_FRAME_SECTION with
6409 EH_FRAME_SECTION_NAME.
6411 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
6413 * genattrtab.c (simplify_test_exp_in_temp): New function.
6414 (simplify_test_exp): Avoid explicit use of temporary obstack.
6415 (simplify_cond, insert_right_side, evaluate_eq_attr,
6416 simplify_and_tree, simplify_or_tree, eliminate_known_true):
6417 Use simplify_test_exp_in_temp.
6418 (optimize_attrs): Iterate until expression stabilizes.
6420 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
6422 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
6423 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
6425 2001-08-13 Richard Henderson <rth@redhat.com>
6427 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
6428 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
6429 * config/arm/conix-elf.h: Likewise.
6431 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
6433 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
6435 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
6437 * gcse.c (hash_scan_set): Expressions that are set as part of
6438 jump instructions are not available.
6440 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
6442 * config/s390/s390.c (print_operand, s390_function_prologue,
6443 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
6445 2001-08-13 Richard Henderson <rth@redhat.com>
6447 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
6448 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
6449 * doc/tm.texi (Exception Region Output): Document it.
6451 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
6453 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
6454 DWARF2 instead of stabs by default.
6456 2001-08-13 David Edelsohn <edelsohn@gnu.org>
6458 * config/rs6000/rs6000.c: Include optabs.h.
6460 2001-08-13 David Edelsohn <edelsohn@gnu.org>
6462 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
6463 save/restore routines.
6464 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
6466 2001-08-13 Andreas Jaeger <aj@suse.de>
6468 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
6469 the english is correct.
6471 2001-08-13 Zack Weinberg <zackw@panix.com>
6473 * expr.h: Split out optab- and libfunc-related code to...
6474 * optabs.h, libfuncs.h: ... these new headers.
6476 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
6478 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
6480 * mkconfig.sh: Don't include insn-codes.h from config.h.
6482 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
6483 enum insn_code is available. Move reload_in_optab and
6484 reload_out_optab array declarations to optabs.h.
6485 * regmove.c (gen_add3_insn): Move to optabs.c, export from
6486 there, prototype in expr.h.
6487 * gencodes.c: Cleanup: zap global variables, don't use
6488 printf where puts will do, don't bother defining MAX_INSN_CODE
6489 which nothing uses, let CODE_FOR_nothing get its value implicitly.
6491 * genemit.c, genopinit.c: Include optabs.h in generated file.
6492 * genoutput.c: Include insn-codes.h in generated file.
6493 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
6494 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
6495 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
6496 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
6497 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
6498 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
6500 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
6501 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
6502 config/m88k/m88k.c, config/sparc/sparc.c:
6504 * reload.c: Include expr.h and optabs.h before reload.h.
6505 * config/alpha/alpha.c: Include tree.h before reload.h.
6506 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
6507 and reload.h in that order.
6508 * config/sparc/sparc.c: Include debug.h.
6509 * recog.c: Include insn-codes.h.
6511 2001-08-13 Andreas Jaeger <aj@suse.de>
6513 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
6516 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
6518 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
6519 * gcc.c (init_spec): Fix typo in comment.
6520 * varasm.c (data_section): Fix typo in comment.
6522 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
6524 * predict.c (dump_prediction): New argument "USED".
6525 (combine_predictions_for_insn): Determine the used heuristics,
6526 output the case no heuristic applied.
6527 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
6529 2001-08-13 Andreas Jaeger <aj@suse.de>
6531 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
6534 2001-08-13 Kazu Hirata <kazu@hxi.com>
6536 * jump.c: Fix formatting.
6538 2001-08-13 Kazu Hirata <kazu@hxi.com>
6540 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
6543 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
6545 * loop.c (check_dbra_loop): Use condjump_label to compute
6548 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
6549 to better document the files they're in.
6551 2001-08-12 Zack Weinberg <zackw@panix.com>
6553 * recog.h (struct insn_operand_data): Shrink 'mode' field
6556 2001-08-12 Kazu Hirata <kazu@hxi.com>
6558 * gcc.c: Fix comment formatting.
6559 * gccspec.c: Likewise.
6562 * genemit.c: Likewise.
6563 * gengenrtl.c: Likewise.
6564 * genrecog.c: Likewise.
6565 * gensupport.c: Likewise.
6566 * ggc-page.c: Likewise.
6567 * global.c: Likewise.
6568 * graph.c: Likewise.
6569 * ifcvt.c: Likewise.
6570 * integrate.c: Likewise.
6572 * libgcc2.c: Likewise.
6574 * mbchar.c: Likewise.
6575 * optabs.c: Likewise.
6576 * predict.c: Likewise.
6577 * prefix.c: Likewise.
6578 * profile.c: Likewise.
6579 * protoize.c: Likewise.
6581 * recog.c: Likewise.
6582 * regclass.c: Likewise.
6583 * regmove.c: Likewise.
6584 * reg-stack.c: Likewise.
6585 * reload1.c: Likewise.
6586 * resource.c: Likewise.
6587 * rtlanal.c: Likewise.
6590 2001-08-12 Kazu Hirata <kazu@hxi.com>
6592 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
6593 a tree representing a constant is passed to the macro.
6595 2001-08-12 Richard Henderson <rth@redhat.com>
6597 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
6598 (rs6000_elf_asm_out_destructor): New.
6599 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
6600 (DTORS_SECTION_ASM_OP): Remove.
6601 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6602 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
6604 2001-08-12 David Edelsohn <edelsohn@gnu.org>
6607 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6608 * gcc.c (set_collect_gcc_options): New function, split out from
6610 Ignore elided switches.
6611 (do_spec_1): Invoke before executing command.
6612 (set_input): Export.
6613 Move declaration ...
6614 * gcc.h (set_input): ... here.
6615 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
6618 2001-08-12 Richard Henderson <rth@redhat.com>
6620 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
6621 thinko wrt TARGET_RELOCATABLE.
6623 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
6625 * fix-header.c (cb_file_change): Update prototype.
6627 2001-08-11 Zack Weinberg <zackw@panix.com>
6629 * toplev.c (set_float_handler): Make static.
6630 * toplev.h: Don't prototype set_float_handler.
6632 * simplify-rtx.c: Don't include setjmp.h.
6633 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
6635 (simplify_unary_operation, simplify_binary_operation): Use them,
6636 via do_float_handler.
6638 * fold-const.c: Don't include setjmp.h.
6639 (exact_real_inverse_1): New function.
6640 (exact_real_inverse): Use it, via do_float_handler.
6642 * varasm.c: Don't include setjmp.h.
6643 (assemble_real_1): New function.
6644 (assemble_real): Use it, via do_float_handler.
6645 Call internal_error if we get a trap here.
6647 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
6648 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
6650 2001-08-11 Zack Weinberg <zackw@panix.com>
6652 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
6653 STACK_BOUNDARY if not already defined.
6655 * calls.c, function.c, reload1.c, explow.c: Don't default
6656 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
6657 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
6659 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
6662 * doc/tm.texi: Document that STACK_BOUNDARY is required;
6663 clarify difference between it and PREFERRED_STACK_BOUNDARY.
6665 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
6667 * cppmacro.c (enter_macro_context): Push macro expansions even
6670 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6672 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
6673 (rs6000_elf_section_type_flags): Actually return a value.
6675 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
6677 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
6678 Clean up code: add missing comments and prototypes, fix warnings,
6679 remove obsolete code, fix spacing to conform to coding style.
6681 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
6683 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
6684 and TARGET_ASM_CLOSE_PAREN.
6685 (regclass_map): CC register belongs to class NO_REGS.
6686 (legitimize_pic_address): Don't generate unnecessary moves
6687 (to avoid confusing loop optimization).
6688 (check_and_change_labels): Replace jump_long by indirect_jump.
6689 (s390_final_chunkify): Don't start a new literal pool on section
6690 switch in 64-bit code.
6691 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
6693 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
6694 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
6695 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
6697 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
6698 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
6699 (CONST_COSTS): Fixed incorrect costs.
6701 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
6702 Use emit_jump instead of emit_jump_insn (gen_jump).
6703 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
6704 (to avoid confusing flow analysis).
6705 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
6706 (casesi, casesi_jump): New.
6707 (jump_long): Removed. Functionality merged into indirect_jump.
6708 (indirect_jump): Accept address_operand, not just register_operand.
6709 (cjump_long, icjump_long): Use same logic as indirect_jump.
6710 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
6711 Fixed broken setjmp/longjmp handling.
6712 (do_builtin_setjmp_setup): Removed.
6714 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
6715 broken GNU as versions that don't accept .quad with large
6716 negative values. Use hexadecimal output instead.
6717 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
6718 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
6719 FUNCTION_EPILOGUE): Removed. Now in targetm.
6721 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
6723 * config/s390/fixdfdi.h: Add missing copyright statement.
6724 Fix type conflicts on 64-bit. Add missing SFmode routines.
6726 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
6729 2001-08-11 Richard Henderson <rth@redhat.com>
6731 * rtl.h (REG_EH_RETHROW): Remove.
6732 * rtl.c (reg_note_name): Update.
6733 * combine.c (distribute_notes): Don't check for it.
6735 2001-08-11 Richard Henderson <rth@redhat.com>
6737 * combine.c (distribute_notes): Place REG_SETJMP.
6739 2001-08-11 Richard Henderson <rth@redhat.com>
6741 * doc/extend.texi (Arrays and pointers implementation): Discourage
6742 relying on sign-extension of pointers.
6744 2001-08-11 H.J. Lu <hjl@gnu.org>
6746 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
6748 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
6749 RDATA_SECTION_ASM_OP.
6751 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6753 * doc/install.texi (Specific, c4x): Fix cross-reference to the
6754 main manual to work both for info and HTML versions.
6756 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
6757 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6759 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
6760 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
6761 (struct cpp_pool): New member first.
6762 * cppinit.c (append_include_chain): Plug memory leaks.
6763 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
6764 Allocate pragma structures from the (aligned) macro pool to
6765 avoid leaking memory.
6766 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
6767 so we don't leak memory.
6768 * hashtable.c (ht_destroy): New.
6769 * hashtable.h (ht_destroy): New.
6771 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
6772 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6774 * c-lex.c (map): Make const.
6775 (cb_file_change): Update for callback passing a line map.
6776 Don't assume we have a previous map. Remove sanity check
6777 about popping too many files.
6778 * cpperror.c (print_location): Make map const.
6779 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
6780 (cpp_make_system_header): Similarly.
6781 (search_from): Similarly.
6782 (_cpp_execute_include): Don't remember where we came from.
6783 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
6784 (struct cpp_reader): Make map const.
6785 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
6786 * cpplib.c (do_line): Update; line maps now hold sysp.
6787 (cpp_push_buffer): Similarly.
6788 (_cpp_do_file_change): Similarly; callback with map instead.
6789 (cpp_get_line_maps): Constify return value.
6790 (_cpp_pop_buffer): Update.
6791 * cpplib.h (struct cpp_file_change): Remove.
6792 (struct cpp_callbacks): Update.
6793 (cpp_get_line_maps): Constify return value.
6794 * cppmacro.c (_cpp_create_definition): Update.
6795 * cppmain.c (struct printer): Constify map.
6796 (maybe_print_line): Similarly.
6797 (print_line): Similarly. Deduce flags 1 and 2 here.
6798 (cb_file_change): Update.
6799 * line-map.c (free_line_maps): Warn regardless.
6800 (add_line_map): Return pointer to const. When passed NULL to_file
6801 with LC_LEAVE, use the obvious values for the return point so the
6802 caller doesn't have to figure them out.
6803 (lookup_line): Return pointer to const.
6804 (print_containing_files): Take pointer to const.
6805 * line-map.h (struct line_map): New members reason, sysp.
6806 (add_line_map): Return pointer to const.
6807 (lookup_line): Similarly.
6808 (print_containing_files): Take pointer to const.
6810 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
6811 Richard Henderson <rth@redhat.com>
6813 * regmove.c (regmove_optimize): Avoid setting a register twice in
6816 2001-08-10 Richard Henderson <rth@redhat.com>
6818 * doc/extend.texi (Arrays and pointers implementation): Document
6819 behavior of pointer/integer conversion.
6821 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
6823 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
6825 2001-08-10 Richard Henderson <rth@redhat.com>
6827 * doc/extend.texi (C Implementation): New chapter.
6828 * doc/gcc.texi (Top): Link it in.
6830 2001-08-10 Andrew Cagney <ac131313@redhat.com>
6832 * doc/install.texi (Specific): Fix CVS merge botch.
6834 2001-08-10 Richard Henderson <rth@redhat.com>
6836 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
6837 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
6839 2001-08-10 Zack Weinberg <zackw@stanford.edu>
6841 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
6842 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
6843 this macro is now required.
6845 * cselib.c (cselib_process_insn), flow.c (propagate_block),
6846 loop.c (find_and_verify_loops), reload.c (reload): Check
6847 for rtx code of CALL_INSN, not CALL, when deciding if we
6848 need to check for REG_SETJMP note.
6850 * gcse.c (compute_hash_table, compute_store_table): Update
6851 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
6854 * config/avr/avr.c: Fix typo.
6855 * config/convex/convex.c (expand_movstr): Use adjust_address.
6856 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
6858 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
6859 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
6861 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
6862 Do define STACK_BOUNDARY.
6863 * config/i370/i370.c: Include expr.h.
6864 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
6865 config/pa/som.h, config/v850/v850.h: Take in_ctors and
6866 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
6867 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
6868 * config/m88k/m88k.c: Include c-tree.h after expr.h.
6869 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
6870 * config/romp/romp.c: Include expr.h after tree.h.
6872 (output_fpop): Use xmalloc, not oballoc.
6873 * config/we32k/we32k.c: Include expr.h.
6875 2001-08-10 Kazu Hirata <kazu@hxi.com>
6877 * config/h8300/h8300.h: Fix formatting.
6879 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
6881 * c-common.h (RETURN_NULLIFIED_P): Lose.
6882 * c-semantics.c (genrtl_return_stmt): Don't check it.
6884 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
6886 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
6887 (mips_annotate_frame_insn): New function.
6888 (mips_emit_frame_related_store): New function.
6889 (save_restore_insns): Don't mark instructions that set up the base
6890 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
6891 the store instructions instead.
6892 (mips_expand_prologue): If the stack size is moved into a temporary
6893 register, do not mark that move as frame-related. Add a
6894 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
6896 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
6898 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
6899 stack slot as unchanging if current_function_calls_eh_return.
6901 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
6903 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
6904 access the second half of the TFmode scratch operand.
6906 2001-08-10 Anthony Green <green@redhat.com>
6908 * java/class.c (emit_register_classes): Conditionalize code on
6911 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6913 * doc/install.texi (Specific, avr): Fix cross-reference to the
6914 main manual to work both for info and HTML versions.
6916 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
6918 * stmt.c (expand_null_return_1): Remove code to generate simple returns
6919 and "use_goto" argument.
6920 (expand_null_return, expand_value_return): Update all callers.
6921 * function.c (expand_function_end): Remove code to generate simple
6923 * config/vax/vax.md (epilogue): New expander for function return.
6924 * doc/md.texi (epilogue): Remove "if defined".
6926 2001-08-09 Zack Weinberg <zackw@stanford.edu>
6928 * Makefile.in: Partially revert my previous change:
6929 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
6930 of the hashtab.o and safe-ctype.o rules.
6932 2001-08-09 Richard Henderson <rth@redhat.com>
6934 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
6935 (USE_COLLECT2): Remove duplicate definition.
6936 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
6937 (use_collect2): Remove dead code.
6938 * configure.in (use_collect2): Remove will_use_collect2 and
6939 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
6940 * configure: Rebuild.
6942 * target.h (targetm.asm_out.constructor): New.
6943 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
6944 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
6945 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
6946 * varasm.c (in_ctors, in_dtors): New.
6947 (assemble_constructor, assemble_destructor): Remove.
6948 (default_stabs_asm_out_destructor): New.
6949 (default_named_section_asm_out_destructor): New.
6950 (dtors_section, default_dtor_section_asm_out_destructor): New.
6951 (default_stabs_asm_out_constructor): New.
6952 (default_named_section_asm_out_constructor): New.
6953 (ctors_section, default_ctor_section_asm_out_constructor): New.
6954 * output.h: Update declarations.
6955 * c-decl.c (c_expand_body): Use target hooks instead of
6956 assemble_constructor and assemble_destructor.
6957 * profile.c (output_func_start_profiler): Likewise.
6958 * objc/objc-act.c (finish_objc): Likewise.
6959 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
6960 for the constructor.
6961 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
6963 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
6964 (DTORS_SECTION_ASM_OP): Likewise.
6965 (__CTOR_LIST__): Use attribute section when possible.
6966 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
6968 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
6969 ASM_OUTPUT_CONSTRUCTOR.
6971 * config/darwin.c (machopic_asm_out_constructor): New.
6972 (machopic_asm_out_destructor): New.
6973 * config/darwin-protos.h: Update declarations.
6974 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6975 (ASM_OUTPUT_DESTRUCTOR): Remove.
6976 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6977 * config/nextstep.c (nextstep_asm_out_constructor): New.
6978 (nextstep_asm_out_destructor): New.
6979 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6980 (ASM_OUTPUT_DESTRUCTOR): Remove.
6981 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6982 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
6983 ASM_OUTPUT_*STRUCTOR.
6984 * config/i386/aix386ng.h: Likewise.
6986 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
6987 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
6988 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
6989 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
6990 * config/lynx.h: Likewise.
6991 * config/netware.h: Likewise.
6992 * config/psos.h: Likewise.
6993 * config/alpha/alpha-interix.h: Likewise.
6994 * config/alpha/elf.h: Likewise.
6995 * config/arc/arc.h: Likewise.
6996 * config/arm/aof.h: Likewise.
6997 * config/arm/coff.h: Likewise.
6998 * config/arm/elf.h: Likewise.
6999 * config/c4x/c4x.h: Likewise.
7000 * config/h8300/h8300.h: Likewise.
7001 * config/i386/cygwin.h: Likewise.
7002 * config/i386/djgpp.h: Likewise.
7003 * config/i386/i386-coff.h: Likewise.
7004 * config/i386/i386-interix.h: Likewise.
7005 * config/i386/sco5.h: Likewise.
7006 * config/i386/vsta.h: Likewise.
7007 * config/i386/win32.h: Likewise.
7008 * config/i960/i960-coff.h: Likewise.
7009 * config/ia64/sysv4.h: Likewise.
7010 * config/m68hc11/m68hc11.h: Likewise.
7011 * config/m68k/coff.h: Likewise.
7012 * config/m68k/mot3300.h: Likewise.
7013 * config/m88k/m88k.h: Likewise.
7014 * config/mcore/mcore-pe.h: Likewise.
7015 * config/mcore/mcore.h: Likewise.
7016 * config/mips/elf.h: Likewise.
7017 * config/mips/elf64.h: Likewise.
7018 * config/mips/iris6.h: Likewise.
7019 * config/pa/pa64-hpux.h: Likewise.
7020 * config/rs6000/sysv4.h: Likewise.
7021 * config/sh/sh.h: Likewise.
7022 * config/sparc/litecoff.h: Likewise.
7024 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
7025 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
7026 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7027 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7028 (ASM_OUTPUT_DESTRUCTOR): Remove.
7029 * config/a29k/a29k.c: Move include of tree.h.
7030 * config/a29k/udi.h: Delete file.
7031 * config/alpha/alpha.c (vms_asm_out_constructor): New.
7032 (vms_asm_out_destructor): New.
7033 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
7034 (EXTRA_SECTION_FUNCTIONS): Likewise.
7035 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7036 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7037 * config/c4x/c4x.c: Move include of tree.h.
7038 * config/clipper/clipper.c (clix_asm_out_constructor): New.
7039 (clix_asm_out_destructor): New.
7040 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7041 (ASM_OUTPUT_DESTRUCTOR): Remove.
7042 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7043 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7044 (TARGET_ASM_CONSTRUCTOR): New.
7045 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
7046 (sco_asm_out_constructor): New.
7047 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
7048 * config/i386/svr3gas.h: Remove stack grows up code.
7049 Remove code duplicated from i386/sysv3.h.
7050 (TARGET_ASM_CONSTRUCTOR): New.
7051 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7052 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
7053 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7054 (TARGET_ASM_CONSTRUCTOR): New.
7055 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
7056 (m68hc11_asm_out_destructor): New.
7057 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
7058 (TARGET_ASM_DESTRUCTOR): New.
7059 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
7060 * config/m68k/dpx2.h: Properly undef all the bits inherited from
7061 config/svr3.h pertaining to section manipulation.
7062 * config/m68k/dpx2g.h: Remove #if 0 code.
7063 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
7064 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
7065 (ASM_OUTPUT_CONSTRUCTOR): Remove.
7066 (TARGET_ASM_CONSTRUCTOR): New.
7067 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
7068 (m88k_svr3_asm_out_constructor): New.
7069 (m88k_svr3_asm_out_destructor): New.
7070 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7071 (ASM_OUTPUT_DESTRUCTOR): Remove.
7072 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7073 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
7074 * config/rs6000/aix.h: Likewise.
7075 * config/mips/rtems64.h: Don't undef removed constructor related bits.
7076 * config/mips/vxworks.h: Likewise.
7077 * config/rs6000/lynx.h: Likewise.
7078 * config/sh/elf.h: Likewise.
7079 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
7080 (DTORS_SECTION_ASM_OP): New.
7081 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7082 (ASM_OUTPUT_DESTRUCTOR): Remove.
7083 * config/sparc/sol2-sld-64.h: Likewise.
7084 * config/vax/vax.c (vms_asm_out_constructor): New.
7085 (vms_asm_out_destructor): New.
7086 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7087 (ASM_OUTPUT_DESTRUCTOR): Remove.
7088 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7090 * doc/tm.texi (@node Initialization): Update.
7092 2001-08-09 Richard Henderson <rth@redhat.com>
7094 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
7095 (__do_global_dtors_aux): Use gp-relative static data to avoid
7096 one dynamic relocation.
7097 (__do_frame_setup): Register Java classes.
7098 * config/alpha/crtend.asm (__JCR_END__): New.
7100 2001-08-09 Zack Weinberg <zackw@stanford.edu>
7102 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
7103 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
7104 (GEN, STAGESTUFF): Add new files.
7105 (insn-constants.h, s-constants, tm-preds.h, s-preds,
7106 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
7107 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
7108 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
7109 as well as insn-codes.h and insn-flags.h in config.h; and no
7110 extra headers in tconfig.h and hconfig.h.
7112 * gencodes.c: Eliminate code to generate predicate declarations
7113 or #defines for md-file constants.
7114 * genconstants.c, genpreds.c: New files.
7116 * i386.md: Re-order guard expressions such that TARGET_64BIT
7117 comes first, when this permits better optimization. Add
7118 TARGET_64BIT to more x86-64 patterns. Add comment explaining
7119 why this is desirable.
7121 2001-08-09 Jakub Jelinek <jakub@redhat.com>
7123 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
7124 (find_fde_for_dso): Remove.
7125 (_Unwind_IteratePhdrCallback): New.
7126 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
7127 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
7129 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7131 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
7132 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
7134 2001-08-09 Graham Stott <grahams@redhat.com>
7136 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
7137 (vis_no_unit): Use it.
7138 (visualize_no_unit): Add the insn only if room exists.
7140 2001-08-09 Graham Stott <grahams@redhat.com>
7142 * predict.c (estimate_probability): Replace magic numbers with
7143 appropriate enumeration.
7145 2001-08-09 Graham Stott <grahams@redhat.com>
7147 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
7149 (EXTRACT_FLAGS): Likewise.
7151 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
7153 * config/mips/mips.c (mips_legitimate_address_p): Check for
7154 CONST_INT in last patch.
7156 2001-08-08 Anthony Green <green@redhat.com>
7158 * java/class.c (emit_register_classes): Use assemble_jcr if
7159 possible. Keep the original mechanism as a fallback.
7160 * defaults.h (JCR_SECTION_NAME): Define if we have named section
7161 and weak symbol support.
7162 * crtstuff.c (__JCR_LIST__): Define.
7163 (__JCR_END__): Define.
7164 (_Jv_RegiserClasses): Define weak symbol if possible.
7165 (__do_global_ctors_aux): Register classes for ELF targets with
7166 weak symbol support.
7168 2001-08-08 Kazu Hirata <kazu@hxi.com>
7170 * dbxout.c: Fix comment formatting.
7171 * dependence.c: Likewise.
7173 * diagnostic.c: Likewise.
7174 * dominance.c: Likewise.
7175 * doprint.c: Likewise.
7176 * dwarf2out.c: Likewise.
7177 * dwarfout.c: Likewise.
7178 * emit-rtl.c: Likewise.
7179 * except.c: Likewise.
7180 * explow.c: Likewise.
7181 * expmed.c: Likewise.
7184 * fold-const.c: Likewise.
7185 * function.c: Likewise.
7187 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7189 * global.c (retry_global_alloc): Avoid shadowing allocno.
7191 2001-08-08 Mark Mitchell <mark@codesourcery.com>
7193 * except.c (remove_fixup_regions): Fix typo.
7195 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
7197 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
7198 unsigned HOST_WIDE_INT to avoid warning.
7199 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
7200 * flow.c (set_block_for_new_insns): Likewise.
7202 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
7204 * sibcall.c (return_value_pseudo): New static variable.
7205 (skip_copy_to_return_value): Handle return_value_pseudo.
7206 (call_ends_block_p): Ensure that return_value_pseudo is set.
7207 (optimize_sibling_and_tail_recursive_call): Discover the
7208 load of pseudo return value in alternate exit block.
7210 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
7212 * calls.c (ECF_ALWAYS_RETURN): New constant.
7213 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
7214 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
7215 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
7216 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
7217 * rtl.c (reg_note_name): New name.
7218 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
7220 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
7222 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
7224 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
7226 * alias.c (get_alias_set): Return a previously calculated
7227 alias set for a VAR_DECL.
7228 * function.c (gen_mem_addressof): Calculate the alias set before
7231 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
7233 * predict.def: Set hitrates according our experimental run.
7235 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
7237 * i386.h (HARD_REGNO_RENAME_OK): New macro.
7239 2001-08-08 H.J. Lu <hjl@gnu.org>
7241 * config/mips/mips.c (mips_unique_section): New. Copied from
7244 * config/mips/mips-protos.h (mips_unique_section): New
7247 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
7249 * config/mips/little.h: New. Generic little endian mips
7250 targets. Only mips*-*-linux* is converted to use it so far.
7252 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
7253 (WCHAR_TYPE): Defined
7254 (WCHAR_TYPE_SIZE): Likewise.
7255 (INIT_SUBTARGET_OPTABS): Likewise.
7256 (BSS_SECTION_ASM_OP): Likewise.
7257 (SBSS_SECTION_ASM_OP): Likewise.
7258 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
7259 (ASM_DECLARE_OBJECT_NAME): Likewise.
7260 (UNIQUE_SECTION): Likewise.
7261 (EXTRA_SECTIONS): Likewise.
7262 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
7263 (ASM_OUTPUT_DESTRUCTOR): Likewise.
7264 (ASM_OUTPUT_DEF): Likewise.
7265 (HANDLE_SYSV_PRAGMA): Removed.
7266 (NO_IMPLICIT_EXTERN_C): Likewise.
7267 (TARGET_MEM_FUNCTIONS): Likewise.
7268 (STARTFILE_SPEC): Likewise.
7269 (ENDFILE_SPEC): Likewise.
7270 (LIB_SPEC): Likewise.
7271 (INVOKE__main): Likewise.
7272 (CTOR_LIST_BEGIN): Likewise.
7273 (CTOR_LIST_END): Likewise.
7274 (DTOR_LIST_BEGIN): Likewise.
7275 (DTOR_LIST_END): Likewise.
7276 (SET_ASM_OP): Likewise.
7277 (ASM_OUTPUT_SOURCE_LINE): Likewise.
7278 (ASM_OUTPUT_DEF): Likewise.
7279 (ASM_OUTPUT_IDENT): Likewise.
7281 * config/mips/mips.h (ASM_SPEC): Undefine before define.
7282 (CPLUSPLUS_CPP_SPEC): Likewise.
7283 (ASM_APP_ON) Redefine only if not defined.
7284 (ASM_APP_OFF): Likewise.
7285 (ASM_OUTPUT_SOURCE_LINE): Likewise.
7286 (ASM_OUTPUT_IDENT): Likewise.
7288 * config.gcc: Update tm_file for Linux/mips.
7290 2001-08-08 Bernd Schmidt <bernds@redhat.com>
7292 * cselib.c (cselib_record_sets): If insn is predicated, turn
7293 sources into IF_THEN_ELSEs.
7295 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
7296 Turn into define_insn_and_split.
7298 * sched-deps.c: Include "cselib.h".
7299 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
7300 Use cselib to turn memory addresses into VALUEs.
7301 (sched_analyze): Call cselib_init/cselib_finish if necessary.
7302 * sched-int.h (struct sched_info): New member USE_CSELIB.
7303 * sched-ebb.c (ebb_sched_info): Initialize it.
7304 * sched-rgn.c (rgn_sched_info): Likewise.
7305 * Makefile.in (sched-deps.o): Update dependencies.
7307 * cselib.h (cselib_subst_to_values): Declare.
7308 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
7309 that have no value and autoincs to be handled by generating a new
7312 2001-08-08 Graham Stott <grahams@redhat.com>
7314 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
7315 within fixed length SEQUENCE.
7317 2001-08-08 Graham Stott <grahams@redhat.com>
7319 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
7320 (diagnostic_prefixing_rule): Likewise.
7321 (diagnostic_line_cutoff): Likewise.
7322 (diagnostic_kind_count): Likewise.
7324 2001-08-08 Graham Stott <grahams@redhat.com>
7326 * alias.c (find_base_decl): Delete redundent assignment.
7328 2001-08-08 Graham Stott <grahams@redhat.com>
7330 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
7331 (abs): Uppercase and paranthesize macro parameter.
7332 (MEM_DEPENDENCY): Add whitespace.
7334 2001-08-08 Graham Stott <grahams@redhat.com>
7336 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
7337 failure check for CONST_INT
7339 2001-08-08 Graham Stott <grahams@redhat.com>
7341 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
7342 (libcall_dead_p): Likewise.
7344 (mark_used_regs): Constify fmt.
7345 (find_use_as_address): Likewise.
7347 2001-08-08 Graham Stott <grahams@redhat.com>
7349 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
7352 2001-08-08 Graham Stott <grahams@redhat.com>
7354 * combine.c (combine_simplify_rtx): Update comment and
7355 remove erroneous test.
7357 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
7359 * cppinit.c (cpp_finish): Pop the final buffer without comment.
7360 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
7361 take care to avoid multiple no-newline at EOF warnings in that
7364 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
7366 * calls.c (expand_call): Do not emit INSN_SETJMP note.
7367 (emit_library_call_value_1): Likewise.
7368 (emit_call_1): Emit REG_SETJMP note.
7369 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
7371 * cselib.c (cselib_process_insn): Likewise.
7372 * flow.c (propagate_block): Likewise.
7373 * loop.c (find_and_verify_loops): Likewise.
7374 * reload.c (find_equiv_regs): Likewise.
7375 * reload1.c (reload): Likewise.
7376 * resource.c (mark_referenced_resources,
7377 mark_set_resources): Likewise.
7378 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
7379 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
7380 * haifa-sched.c (unlink_other_notes): Likewise.
7381 (reemit_notes): Likewise.
7382 * sched-ebb.c (sched_ebb): Likewise.
7383 * sched-rgc.c (sched_region): Likewise.
7384 * rtl.c (note_insn_name): Likewise.
7385 (reg_note_name): Add REG_SETJMP
7386 * rtl.h (reg_note): Add REG_SETJMP.
7387 (insn_note): Remove NOTE_INSN_SETJMP.
7389 * profile.c (branch_prob): Add fake edges for setjmp.
7391 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
7393 * config.gcc: Quote target_cpu_default2 correctly for
7394 powerpc*-*-* targets.
7396 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
7398 * cpplib.h, line-map.h: Update comments.
7399 * cppmain.c (printer_init): Move inline.
7400 (maybe_print_line, print_line): Take a map pointer.
7401 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
7402 (cb_file_change): Don't use prior value of print.map.
7404 2001-08-07 David Edelsohn <edelsohn@gnu.org>
7406 * doc/install.texi: Document fine-grained multilib configuration.
7408 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
7410 * rtlanal.c (find_first_parameter_load): Call note_stores
7411 only on the instructions.
7413 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
7415 * alias.c (nonlocal_mentioned_p):
7416 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
7417 * calls.c (emit_call_1): Likewise.
7418 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
7419 * cselib.c (cselib_process_insn): Likewise.
7420 * df.c (df_insns_modify): Likewise.
7421 * flow.c (need_fake_edge_p): Likewise.
7422 (propagate_one_insn): Likewise.
7423 * haifa-sched.c (reemit_notes): Likewise.
7424 * integrate.c (copy_insn_list): Likewise.
7425 * jump.c (delete_prior_computation): Likewise.
7426 * local-alloc.c (validate_equiv_mem): Likewise.
7427 * loop.c (scan_loop): Likewise.
7428 * predict.c (estimate_probability): Likewise.
7429 * reload.c (reload): Likewise.
7430 * sched-deps (sched_analyze): Likewise.
7431 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
7432 * gcse.c (compute_hash_table): Likewise.
7433 (mark_call): Likewise.
7434 (store_killed_in_insn): Likewise.
7436 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
7438 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
7440 2001-08-06 Richard Henderson <rth@redhat.com>
7442 * varasm.c (assemble_gc_entry): Remove.
7443 * output.h: Likewise.
7445 2001-08-06 Richard Henderson <rth@redhat.com>
7447 * varasm.c (assemble_constructor): Take a symbol_ref and a
7448 priority instead of a bare string. Move priority handling
7449 here from cp/decl2.c.
7450 * output.h: Update decls.
7452 * c-decl.c (c_expand_body): Update calls to assemble_constructor
7453 and assemble_destructor.
7454 * profile.c (output_func_start_profiler): Likewise.
7455 * objc/objc-act.c (finish_objc): Likewise.
7456 (build_module_descriptor): Return the symbol not the symbol name.
7458 2001-08-06 David Edelsohn <edelsohn@gnu.org>
7460 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
7461 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
7462 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
7463 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
7464 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
7465 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
7467 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
7469 * cpperror.c (print_containing_files): Moved to line-map.c.
7470 (print_location): line-map.c handles re-listing or otherwise.
7471 * cpphash.h (struct lexer_state): Remove next_bol.
7472 (struct cpp_buffer): Remove include_stack_listed.
7473 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
7474 Remove faked buffer handling.
7475 (_cpp_do_file_change): Tweak.
7476 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
7477 * cppmain.c (struct printer): Remove filename.
7478 (print_line, cb_file_change): Update accordingly.
7479 * line-map.c: Include intl.h.
7480 (init_line_maps): Initialize last_listed.
7481 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
7482 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
7483 (print_containing_files): New.
7484 * line-map.h (struct line_maps): New member last_listed.
7485 (print_containing_files, INCLUDED_FROM): New.
7486 * Makefile.in: Update.
7487 * po/POTFILES.in: Add line-map.c.
7489 2001-08-06 Richard Henderson <rth@redhat.com>
7491 * except.c (convert_from_eh_region_ranges_1): Never mark
7492 USE or CLOBBER insns as throwing.
7494 * expr.c (store_constructor): Don't clobber memory targets.
7496 2001-08-06 Andreas Jaeger <aj@suse.de>
7498 * profile.c (branch_prob): Remove unused variable insn.
7500 * Makefile.in (local-alloc.o): Add dependency on except.h.
7502 * local-alloc.c: Include except.h for can_throw_internal prototype.
7504 2001-08-06 Richard Henderson <rth@redhat.com>
7506 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
7507 * function.c (expand_main_function): Implement it.
7508 * doc/tm.texi: Document it.
7510 2001-08-06 Stan Shebs <shebs@apple.com>
7512 * doc/install.texi: Document powerpc-*-darwin* details.
7514 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
7516 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
7517 (ASM_CPU_SPEC): Move back to rs6000.h
7518 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
7520 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
7522 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
7525 * config/rs6000/linux64.h: Ditto.
7527 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
7528 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
7531 Remove accidently readded definitions of FUNCTION_PROLOGUE,
7532 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
7534 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
7537 2001-08-05 Richard Henderson <rth@redhat.com>
7539 * local-alloc.c (update_equiv_regs): Do not move insns that
7542 2001-08-05 Jan Hubicka <jh@suse.cz>
7544 * Makefile.in (reload1.o): Add dedendancy on except.h
7545 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
7547 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
7548 indicating wehther edges has been cleaned up.
7549 * reload1.c: Inlucde except.h
7550 (fixup_abnormal_edges): Accept deleted insns.
7551 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
7554 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
7556 * cpplib.c (do_line): Correct line number after pop_buffer.
7558 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
7560 PR preprocessor/3824
7561 * line-map.c: Update comments.
7562 * line-map.h: Update comments.
7563 * tradcif.y: Don't consider large numbers unsigned.
7565 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
7567 PR preprocessor/3081
7568 * c-lex.c (map): New.
7569 (cb_file_change): Update map and use it.
7570 (cb_def_pragma, cb_define, cb_undef): Use map and line.
7571 (c_lex): Update to use map.
7572 * cpperror.c (print_location): Move to using logical line numbers.
7573 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
7574 (cpp_make_system_header): Similarly.
7575 (_cpp_execute_include): Stop line numbering hacks. Store the
7576 line we will return to.
7577 * cpphash.h (CPP_BUF_LINE): Remove.
7578 (struct cpp_buffer): Remove lineno and pseudo_newlines.
7579 Add map and return_to_line.
7580 (_cpp_do_file_change): Update.
7581 * cppinit.c (cpp_start_read): Update line kludge.
7582 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
7583 (trigraph_ok): Use logical line numbers for diagnostics.
7584 (skip_block_comment): Likewise.
7585 (skip_whitespace): Likewise.
7586 (skip_line_comment): Use pfile->line instead.
7587 (_cpp_lex_token): Update to use logical line numbering exclusively.
7588 Handle BOL locally. Accept new lines in directives, but keep
7589 pfile->line decremented. Diagnostics use logical lines. Update
7591 * cpplib.c (SEEN_EOL): New.
7592 (skip_rest_of_line, check_eol): Use it.
7593 (end_directive): Increase line number when accepting the newline
7594 at the end of a directive.
7595 (run_directive): Simplify.
7596 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
7597 (_cpp_do_file_change): Update to take buffer line number as an
7598 argument, and store the current map in the cpp_reader. Remove
7599 line number kludges.
7600 (_cpp_do__Pragma): Restore output position after a _Pragma.
7601 (cpp_push_buffer): Don't set output line or lineno.
7602 (_cpp_pop_buffer): Transfer more info from a faked buffer.
7603 Remove line kludge. Set output_line.
7604 * cppmacro.c (builtin_macro): Update handling of __LINE__.
7605 (parse_arg): Use logical lines.
7606 (save_lookahead_token): Save EOFs too now.
7607 * cppmain.c (struct printer): Fix comments.
7608 (printer_init): Simplify, let caller do errors.
7609 (scan_translation_unit, check_multiline_token, dump_macro): Update.
7610 (maybe_print_line): Simplify.
7611 (print_line): Don't print a linemarker if -P.
7612 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
7613 (cb_file_change): Simplify.
7614 * line-map.h (LAST_SOURCE_LINE): Fix.
7615 (CURRENT_LINE_MAP): New.
7617 2001-08-05 Bernd Schmidt <bernds@redhat.com>
7619 * doloop.c (doloop_modify_runtime): Properly compute number of
7620 iterations if loop was unrolled.
7622 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
7623 if their CSELIB_VAL_PTRs are.
7625 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
7626 (setup_spill_pointers): Initialize it.
7627 (spill_restore_mem): Set it.
7628 (do_spill, do_restore): Use it to add REG_INC note.
7629 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
7631 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
7632 asms if other insns are available.
7634 * config/ia64/ia64.c (condop_operator): New predicate.
7635 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
7636 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
7639 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
7640 temporary register than directly using a MEM.
7642 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
7644 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
7645 parameter in last change.
7647 2001-08-04 Zack Weinberg <zackw@panix.com>
7649 * sparc.md: Don't use #if inside C test expression.
7651 2001-08-04 Richard Henderson <rth@redhat.com>
7653 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
7655 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
7657 * cpphash.h (struct cpp_reader): New member directive_line.
7658 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
7659 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
7660 do_pragma): Pass line to callbacks.
7661 (start_directive): Record line of directive.
7662 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
7663 cb_include): Similarly.
7664 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
7667 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
7669 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
7672 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
7674 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
7676 * reload1.c (fixup_abnormal_edges): New static function.
7679 * flow.c (need_fake_edge_p): New function.
7680 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
7681 avoid call insn to be very last insn in the insn stream.
7683 * profile.c (branch_prob): Call flow_call_edges_add instead of
7684 doing that by hand; cleanup cfg to re-merge basic blocks once
7687 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7689 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
7690 are also on line-map.h.
7691 * cppfiles.c (stack_include_file): Update.
7692 * cpphash.h (struct cpp_buffer): New member return_at_eof.
7693 (_cpp_pop_buffer): New.
7694 * cppinit.c (cpp_destroy, cpp_finish): Update.
7695 (do_includes): Mark each buffer to return at EOF.
7696 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
7697 return as requested.
7698 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
7699 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
7700 * cpplib.h (cpp_pop_buffer): Remove.
7701 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
7702 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
7704 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
7706 (do_preprocessing): Update.
7707 * fix-header.c (read_scan_file): Update. No need to pop buffers.
7708 * c-parse.in (_yylex): Similarly.
7709 * scan-decls.c (scan_decls): Similarly.
7710 * line-map.h: Update comments.
7712 * objc/Make-lang.in (objc-act.o): Update dependencies.
7714 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7716 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
7717 and soft register for operand 0.
7718 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
7720 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7722 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
7723 register for operand 0.
7724 ("bitcmpqi_z_used"): Allow memory for operand 0.
7725 (split "bitcmpqi"): New split to handle address reg as operand 1.
7727 2001-08-04 Andreas Jaeger <aj@suse.de>
7729 * gcse.c: Revert Daniel's last patch.
7731 2001-08-03 Zack Weinberg <zackw@stanford.edu>
7733 * sparc-protos.h: Add prototypes for fp_zero_operand and
7735 * sh-protos.h: Add prototype for fpul_operand.
7737 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
7739 * doc/extend.texi (Other Builtins): Fix typo in last change.
7741 2001-08-03 Richard Henderson <rth@redhat.com>
7743 * target.h (gcc_target): Add asm_out.named_section,
7744 section_type_flags, have_named_sections.
7745 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
7746 (TARGET_HAVE_NAMED_SECTIONS): New.
7747 (TARGET_SECTION_TYPE_FLAGS): New.
7749 * Makefile.in (toplev.o): Depend on TARGET_H.
7750 (varasm.o, dbxout.o): Likewise.
7751 * c-common.c (decl_attributes): Check targetm.have_named_sections
7752 instead of ifdef ASM_OUTPUT_SECTION_NAME.
7753 * dbxout.c (dbxout_function_decl): Likewise.
7754 (dbxout_function_end): Likewise.
7755 * toplev.c (compile_file): Likewise.
7756 * varasm.c (exception_section): Likewise.
7757 * cp/decl2.c (finish_objects): Likewise.
7759 * defaults.h (EH_FRAME_SECTION): Remove.
7760 (EH_FRAME_SECTION_ASM_OP): Remove.
7761 (EH_FRAME_SECTION_NAME): New.
7762 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
7763 (UNIQUE_SECTION_P): Remove.
7764 * dwarf2out.c (SECTION_FORMAT): Remove.
7765 (ASM_OUTPUT_SECTION): Remove.
7766 (output_call_frame_info): Use named_section_flags.
7767 (output_comp_unit, dwarf2out_start_source_file): Likewise.
7768 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
7769 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
7770 * varasm.c (in_eh_frame, eh_frame_section): Remove.
7771 (named_section_flags): New.
7772 (named_section): Use it and targetm.section_type_flags.
7773 (resolve_unique_section): New.
7774 (assemble_start_function): Use it.
7775 (asm_emit_uninitialised, assemble_variable): Likewise.
7776 (default_section_type_flags): New.
7777 (default_no_named_section, default_elf_asm_named_section): New.
7778 (default_coff_asm_named_section, default_pe_asm_named_section): New.
7779 * output.h: Update varasm.c decls.
7780 (SECTION_*): New flags.
7782 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
7783 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
7785 * config/elfos.h (UNIQUE_SECTION_P): Remove.
7786 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
7787 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
7788 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
7789 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
7790 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
7791 * config/mips/elf.h, config/mips/elf64.h: Likewise.
7792 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
7793 * config/pa/pa64-hpux.h,
7795 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
7796 (TARGET_ASM_NAMED_SECTION): New.
7797 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
7798 * config/alpha/vms.h, config/arm/coff.h: Likewise.
7799 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
7800 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
7801 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
7802 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
7803 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
7804 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
7805 * config/i386/sco5.h, config/i386/win32.h: Likewise.
7806 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
7807 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
7808 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
7809 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
7810 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
7811 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
7812 * config/sparc/sysv4.h: Likewise.
7814 * config/nextstep.h: Error until named sections implemented.
7816 * config/a29k/a29k.c (a29k_asm_named_section): New.
7817 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
7818 (vms_section_type_flags, vms_asm_named_section): New.
7819 * config/arm/arm.c (arm_elf_asm_named_section): New.
7820 * config/avr/avr.c (asm_output_section_name): Remove.
7821 * config/avr/avr-protos.h: Update.
7822 * config/c4x/c4x.c (c4x_asm_named_section): New.
7823 * config/h8300/h8300.c (h8300_asm_named_section): New.
7824 * config/i386/i386.c (sco_asm_named_section): New.
7825 * config/i386/winnt.c (SECTION_PE_SHARED): New.
7826 (i386_pe_section_type_flags): New.
7827 (i386_pe_asm_named_section): New.
7828 * config/i386/i386-protos.h: Update.
7829 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
7830 * config/mcore/mcore.c (mcore_asm_named_section): New.
7831 * config/mips/mips.c (iris6_asm_named_section): New.
7832 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
7833 instead of UNIQUE_SECTION_P.
7834 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
7835 (xcoff_asm_named_section): New.
7836 * config/sh/sh.c (sh_asm_named_section): New.
7837 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
7839 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
7840 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
7841 (EH_FRAME_SECTION_NAME): New.
7842 (EXCEPTION_SECTION): New.
7843 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
7844 (DEBUG_*_SECTION): Remove.
7845 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
7846 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
7847 (EH_FRAME_SECTION_ASM_OP): Remove.
7849 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
7850 (ASM_OUTPUT_SECTION_NAME): Remove.
7851 (TARGET_ASM_NAMED_SECTION): New.
7852 (TARGET_HAVE_NAMED_SECTIONS): New.
7853 (TARGET_SECTION_TYPE_FLAGS): New.
7854 (EH_FRAME_SECTION_ASM_OP): Remove.
7855 (EH_FRAME_SECTION_NAME): New.
7857 2001-08-03 Zack Weinberg <zackw@stanford.edu>
7859 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
7860 for complex expressions when cfun == 0.
7861 * doc/extend.texi: Document that __builtin_constant_p can be
7862 used in data initializers as well as functions.
7864 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
7866 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
7867 variable I locally, instead of expecting a declaration in the
7870 2001-08-03 Richard Henderson <rth@redhat.com>
7872 * except.c (collect_one_action_chain): Add an explicit cleanup
7873 action if regions surrounding a catch were encoded entirely
7874 within the call-site entry.
7876 2001-08-03 Richard Henderson <rth@redhat.com>
7878 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
7879 don't take REGNO of a non-register.
7881 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7883 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
7884 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
7885 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
7886 (__gthread_mutex_init_function): New function for mutex initialization.
7888 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
7890 * Makefile.in: Revert screwed up commit.
7892 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7894 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
7895 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
7896 merged by linker script to get a final _exit().
7897 (__do_global_dtors): New for destructor handling in specific exit
7899 (__do_global_ctors): New for constructors in specific install section.
7900 (__map_data_section): Map data sections before running constructors.
7901 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
7902 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
7903 (DTORS_SECTION_ASM_OP): Likewise.
7904 (CTORS_SECTION_FUNCTION): Define to force a reference to
7906 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
7908 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
7910 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
7912 * Makefile.in: Add df.h to gcse.c dependencies.
7914 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7916 * varasm.c (output_constant_def_contents): Use for the length of a
7917 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
7918 depending on which is larger.
7920 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
7922 * gcse.c: Include df.h for use as a dataflow analyzer.
7924 Declaration of reg_set_info: gone.
7925 New df_analyzer variable used by store motion.
7926 (reg_set_info): Deleted.
7927 (mark_mem_regs): New function, analyze regs used by a mem.
7928 (store_ops_ok): Use dataflow analyzer results to determine if
7929 necessary regs are changed in the block.
7930 (find_moveable_store): Remove check for symbol ref, we can handle
7931 much more complex expressions now.
7932 (compute_store_table): Remove most of the code, it's unnecessary
7933 now that the dataflow analyzer records the info for us.
7934 (store_killed_after): Add parameter to say whether to do the
7935 store_ops_okay test, used to speed up testing when we already know
7936 the answer, and just want to know if the store itself was killed.
7937 (build_store_vector): Largely rewritten to calculate the various
7938 vectors properly, and somewhat optimized.
7939 (store_motion): Init the df_analyzer, get REG_DEF chains.
7940 Also handle trapping expressions (since mems almost always trap)
7941 (simple_mem): Redefine what a simple mem is.
7943 2001-08-03 DJ Delorie <dj@redhat.com>
7945 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
7946 set from a constant part of the condition.
7948 2001-08-01 Andrew Cagney <ac131313@redhat.com>
7950 * mkdeps.c (deps_add_default_target): Make local variable
7951 ``start'' a const char pointer.
7952 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
7954 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7956 * doc/install.texi (Configuration): Fix markup.
7957 (Specific, i?86-*-udk): Likewise.
7958 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
7960 Document --enable-threads and --enable-libgcj status.
7961 (Specific, mips-sgi-irix*): Canonicalize triples.
7962 (Specific, mips-sgi-irix5): Warn about problems with this config.
7963 Mention required GNU as patch.
7964 Native assembler problems are fixed.
7965 (Specific, mips-sgi-irix6): Update O32 ABI support status.
7966 Document --enable-threads and --enable-libgcj status.
7968 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
7970 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
7973 2001-08-03 Richard Henderson <rth@redhat.com>
7975 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
7978 2001-08-03 Richard Henderson <rth@redhat.com>
7980 * rtlanal.c (find_first_parameter_load): Stop if we
7981 reach a CODE_LABEL at BOUNDARY.
7983 2001-08-03 Richard Henderson <rth@redhat.com>
7985 * config/alpha/alpha.md (force_movdi): New insn.
7986 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
7987 Tweek FRP marking of VMS prologue insns.
7988 * config/alpha/vms.h (EPILOGUE_USES): New.
7990 2001-08-02 Richard Henderson <rth@redhat.com>
7992 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
7994 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
7996 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
7997 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
7998 config/convex/convex.h, config/d30v/d30v.c,
7999 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
8000 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
8001 config/mips/mips.h, config/mn10200/mn10200.h,
8002 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
8003 config/v850/v850.h, config/vax/openbsd.h,
8004 config/vax/openbsd1.h, config/vax/ultrix.h,
8005 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
8006 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
8007 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
8008 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
8009 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
8010 in comments and documentation.
8012 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8016 * Makefile.in (line-map.o): New.
8017 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
8018 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
8019 * cpperror.c (print_containing_files): Similarly.
8020 (print_location): Update. Don't output a space before _Pragma.
8021 * cppfiles.c (stack_include_file): Set to line 1 immediately.
8022 (stack_include_filee, cpp_make_system_header): Update.
8023 (_cpp_execute_include): Get logical line number right for calling
8024 as-yet-unterminated #include.
8025 * cpphash.h (struct cpp_reader): Add line_maps.
8026 (_cpp_do_file_change): Update.
8027 * cppinit.c (cpp_create_reader): Initialize line maps.
8028 (cpp_destroy): Destroy line maps.
8029 (cpp_start_read): Get logical line number right.
8030 * cpplex.c (parse_string): Only warn once for multi-line strings.
8031 Use boolean variable for null warning.
8032 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
8034 (do_include_common): End the directive early.
8035 (do_line): Don't warn about out-of-range lines in preprocessed
8036 source. Update. Remove unused variables.
8037 (_cpp_do_file_change): Update for new line mapping.
8038 (pragma_cb): New typedef.
8039 (cpp_register_pragma): Stop looking ahead before calling the
8041 (do_pragma_system_header): End directive early.
8042 (cpp_get_line_maps): New.
8043 (cpp_pop_buffer): Fudge logical line. Update.
8044 * cpplib.h: Include line-map.h
8045 (enum cpp_fc_reason): Remove.
8046 (struct cpp_file_change): Update.
8047 (cpp_get_line_maps): New.
8048 * cppmain.c (struct_printer): New member map.
8049 (cb_file_change): Update for new mappings.
8050 * fix-header.c (cb_file_change): Similarly.
8052 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8054 * Makefile.in (libgcc.mk): Define mkinstalldirs.
8055 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
8057 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
8059 * config/vax/vax.c: include expr.h.
8061 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8063 * Makefile.in ($(srcdir)/configure): Only rebuild in
8065 ($(srcdir)/config.in): Only define in maintainer mode.
8066 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
8068 2001-08-02 David Edelsohn <edelsohn@gnu.org>
8070 * doc/install.texi (Install GCC: Binaries): Update Bull info.
8072 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8074 * gcc.c (set_collect_gcc_options): New function, split out from
8076 Ignore elided switches.
8077 (do_spec_1): Invoke before executing command.
8078 (set_input): Export.
8079 Move declaration ...
8080 * gcc.h (set_input): ... here.
8081 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
8084 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
8087 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
8089 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
8091 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
8093 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
8094 for the unnamed instructions it expands to.
8096 2001-08-02 Richard Henderson <rth@redhat.com>
8098 * regclass.c (call_really_used_regs): Conditionally define.
8099 (init_reg_sets_1): Don't use it if not defined.
8100 (fix_register): Similarly, don't set it.
8102 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8104 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
8105 Correct comment that had been missed in the previous change.
8107 2001-08-01 Stan Shebs <shebs@apple.com>
8109 * config/darwin.c (machopic_stub_name): Try matching by name.
8110 (update_stubs): New function.
8111 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
8114 2001-08-01 Richard Henderson <rth@redhat.com>
8116 * except.c (output_function_exception_table): Use assemble_align.
8117 * varasm.c (assemble_eh_label): Remove.
8118 (assemble_eh_align, assemble_eh_integer): Remove.
8120 2001-08-01 Robert Lipe <robertl@caldera.com>
8122 * dwarfout.c: Remove reference to README.DWARF.
8124 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
8126 * regclass.c (call_really_used_regs): New array for registers which
8127 are actually used by a call.
8128 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
8130 (fix_register): Set call_really_used too.
8131 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
8132 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
8134 2001-08-01 Richard Henderson <rth@redhat.com>
8136 * read-rtl.c (read_name): Consider \r whitespace.
8138 2001-07-11 Andrew Cagney <ac131313@redhat.com>
8140 * config.gcc: Recognize powerpc-*-netbsd*.
8142 * doc/install.texi (Host/target specific installation notes for
8143 GCC): Mention powerpc-*-netbsd*.
8145 * config/rs6000/netbsd.h: New file.
8146 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
8147 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
8148 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
8149 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
8150 (TARGET_VERSION): Redefine.
8152 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
8153 mcall-netbsd as a match for mcall-sysv.
8154 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
8155 (ncrti.S, ncrtn.S): New targets.
8156 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
8158 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
8159 "netbsd' as a V4 ABI.
8160 (ASM_SPEC): Check for -mcall-netbsd.
8161 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
8162 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
8163 (LIB_SPEC, ENDFILE_SPEC): Ditto.
8164 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
8165 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
8166 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
8167 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
8169 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
8170 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
8172 2001-08-01 Mark Kettenis <kettenis@gnu.org>
8174 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
8175 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
8176 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
8177 including "unwind-pe.h".
8179 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
8181 * rs6000.md (define_splits): Kill unused constraints.
8183 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
8184 Jan Hubicka <jh@suse.cz>
8186 * function.c (thread_prologue_and_epilogue_insns): Kill code
8187 dealing with non-existent CFG.
8189 2001-08-01 Kazu Hirata <kazu@hxi.com>
8191 * alias.c: Fix comment formatting.
8192 * bitmap.c: Likewise.
8193 * builtins.c: Likewise.
8194 * calls.c: Likewise.
8195 * c-common.c: Likewise.
8196 * c-decl.c: Likewise.
8197 * c-dump.c: Likewise.
8198 * c-lex.c: Likewise.
8199 * collect2.c: Likewise.
8200 * combine.c: Likewise.
8201 * conflict.c: Likewise.
8202 * cppfiles.c: Likewise.
8203 * cppinit.c: Likewise.
8204 * cpplex.c: Likewise.
8205 * cpplib.c: Likewise.
8206 * cppmacro.c: Likewise.
8207 * cppspec.c: Likewise.
8208 * c-pragma.c: Likewise.
8209 * crtstuff.c: Likewise.
8211 * cselib.c: Likewise.
8212 * c-semantics.c: Likewise.
8213 * c-typeck.c: Likewise.
8215 2001-08-01 H.J. Lu <hjl@gnu.org>
8217 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
8219 2001-08-01 H.J. Lu <hjl@gnu.org>
8221 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
8223 2001-08-01 Ziemowit Laski <zlaski@apple.com>
8225 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
8226 contextualizing Objective-C class name lookup by the lexer.
8227 (typespec_reserved_nonattr): Disable ObjC class name lookup after
8229 (protocoldef): Add support for forward @protocol declarations.
8230 (yylexname): Suppress ObjC class name lookup in certain contexts;
8231 re-enable after lookup is complete.
8232 (_yylex): Re-enable ObjC class name lookup when certain
8233 punctuation marks are seen.
8235 * objc/objc-act.c (check_protocol_recursively): New function used
8236 for finding circular dependencies in protocols.
8237 (objc_declare_protocols): New function for handling forward
8238 @protocol declarations.
8239 (receiver_is_class_object): Detect the case when 'self' is used
8240 inside of a class method.
8241 (build_message_expr): Issue a warning if class method is desired
8242 but instance method is found instead.
8243 (conforms_to_protocol): Streamline.
8244 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
8245 protocol Foo, even if 'Bar foo' does not.
8246 (check_protocols): Streamline.
8247 (start_protocol): Add checks for circular and duplicate protocol
8249 (encode_aggregate_within): For typedefs of structs, encode the
8251 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
8252 (objc_declare_protocols): New prototype.
8254 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8256 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
8257 * cpplex.c (handle_newline): Update prototype. Maintain logical
8259 (skip_escaped_newlines, skip_block_comment, parse_string):
8261 (_cpp_lex_token): Update, and store token position within the token.
8262 * cpplib.h (struct cpp_token): Add line and column entries.
8263 * cppmacro.c (replace_args): Position stringified tokens correctly.
8265 2001-08-01 Andreas Jaeger <aj@suse.de>
8267 * basic-block.h: Add prototype for last_loop_beg_note.
8269 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
8271 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
8272 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
8274 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
8275 while handling WITH_CLEANUP_EXPR node. Use second operand calling
8276 expand_decl_cleanup.
8277 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
8279 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
8280 operand while calling simple_cst_equal.
8281 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
8282 operand is the cleanup expression, the third is the RTL_EXPR.
8283 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
8285 2001-07-31 Jeff Sturm <jsturm@one-point.com>
8287 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
8289 2001-07-31 matthew green <mrg@eterna.com.au>
8291 * config.gcc (i386-*-netbsdelf): New description.
8292 * config/i386/netbsd-elf.h: New file.
8294 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
8296 * loop.c (check_dbra_loop): Use single_set to compute
8299 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
8301 PowerPC reorg and support for powerpc64-*-linux*.
8303 Also fixes emitting of constants on 32 bit and 64 bit
8306 * config.gcc: powerpc64-*-linux* is a new target.
8307 Things that needed aix.h now also include xcoff.h
8309 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
8311 Move AIX specific stuff into aix.h.
8312 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
8313 with more than just XCOFF now.
8314 (SET_ASM_OP): Remove, now defined where needed.
8315 (FUNCTION_PROLOGUE): New macro definition.
8316 (FUNCTION_EPILOGUE): New macro definition.
8317 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
8319 * config/rs6000/xcoff.h: New file.
8321 * config/rs6000/linux64.h: New file.
8323 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
8325 2001-07-31 Alan Modra <amodra@bigpond.net.au>
8327 * rs6000.c (print_operand_address): Handle ELF syntax.
8328 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
8329 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
8330 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
8332 2001-07-31 David Edelsohn <edelsohn@gnu.org>
8334 * rs6000.c (rs6000_override_options): Only disable
8335 flag_function_sections for XCOFF.
8336 (exact_log2_cint_operand): New predicate.
8337 (reg_or_{add,sub}_cint64_operand): New predicates.
8338 (add_operand): Compare CONST_INT with fewer function calls.
8339 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
8340 (print_operand, case 'p'): Ensure positive operand.
8341 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
8342 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
8343 (PREDICATE_CODES): Add new predicates.
8344 * rs6000.md (addsi3): Split 32-bit constants more correctly.
8345 (divsi3, modsi3): Ensure positive power-of-2.
8346 (adddi3): Use new predicate. Split 32-bit constants more
8347 correctly. Re-arrange splitter to handle any constant.
8348 (subdi3): Use new predicate.
8349 (divdi3, moddi3): Ensure positive power-of-2.
8350 (movdi): Use rs6000_emit_set_const.
8351 (load_toc_v4_pic_di): Delete.
8353 2001-07-31 Graham Stott <grahams@redhat.com>
8355 * function.c (pad_below): Revert 2001-07-26 patch.
8357 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
8359 * reg-stack (convert_regs_1): Fix best edge condition.
8361 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
8363 * jump.c (duplicate_loop_exit_test): Better test for jumps
8364 entering the loop; create loop pre_header.
8366 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
8368 * doc/install.texi: Add s390 and s390x as new targets.
8369 * doc/invoke.texi: Add documantation of S/390 and zSeries
8371 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
8373 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
8375 * config/m68k/m68k.md: Replace all general_operand with
8376 nonimmediate_operand for all destinations.
8377 * config/m68k/m68k.c (not_sp_operand): Likewise.
8379 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
8381 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
8383 2001-07-30 Richard Henderson <rth@redhat.com>
8385 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
8386 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
8388 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
8390 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
8391 Add missing doc strings
8392 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
8393 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
8395 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
8397 * i386.c (ix86_output_main_function_alignment_hack): New function.
8398 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
8400 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
8401 edges by EDGE_DFS_BACK flag.
8402 (dump_edge_info): Add dfs_back flag.
8403 * basic-block.h (EDGE_DFS_BACK): New constant.
8404 (mark_dfs_back_edges): Declare.
8405 * alias.c (loop_p): Remove.
8406 (mark_constant_function): Use mark_dfs_back_edges.
8408 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
8409 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
8410 (compensate_edge): Break out from ...
8411 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
8412 (convert_regs_2): Set block_done once block is really done;
8413 Do updating of the predecesors counts.
8415 * toplev.c (rest_of_compilation): Recompute block_for_insn
8416 before post-reload cfg_cleanup.
8417 * function.c (thread_prologue_epilogue_insns):
8418 Call set_block_for_new_insns when emitting prologue directly.
8420 2001-07-30 Andreas Jaeger <aj@suse.de>
8422 * jump.c: Add prototype for mark_modified_reg.
8424 * cse.c (set_live_p): Add unused attribute.
8426 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
8428 (scan_for_source_files): Use long for count to avoid overflow.
8429 (output_data): Likewise.
8430 (output_data): Don't use string concatatenation to silence gcc
8433 * predict.c: Fix typos and grammar.
8435 * gcse.c (insert_insn_end_bb): Remove unused variables.
8437 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
8439 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
8440 (attempt_auto_inc): LIkewise.
8441 (mark_used_reg): Likewise.
8442 (try_pre_increment_1): Likewise.
8443 * regclass.c (regclass): Likewise.
8444 * global.c (allocno_compare): Update comment; change scaling factor.
8445 * local-alloc.c (QTY_CMP_PRI): Likewise.
8446 * regs.h (REG_FREQ_FROM_BB): New.
8447 (REG_FREQ_MAX): Likewise.
8449 2001-07-30 H.J. Lu <hjl@gnu.org>
8451 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
8454 2001-07-30 H.J. Lu (hjl@gnu.org)
8456 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
8457 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
8458 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
8460 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
8462 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
8463 as -mthumb-interwork when -mcpu=arm7 is specified.
8465 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8467 * predict.def (noreturn, loop branch, loop exit): Mark as first
8470 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
8472 * combine.c (try_combine): Avoid barrier after noop jumps.
8474 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8476 * cpphash.h (struct cpp_reader): Remove import_warning.
8477 * cpplib.c (skip_rest_of_line): Don't bother turning off
8479 (parse_include): Move include handling to...
8480 (do_include_common): ... here. Move import warning from...
8481 (do_import): ... here.
8482 (do_pragma_poison): Don't do a callback for poison identifiers.
8483 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
8484 * cppmain.c (setup_callbacks): Similarly.
8486 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
8488 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
8489 handle multiple sets.
8490 * except.c (sjlj_mark_call_sites): .... here.
8491 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
8493 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
8495 Suggested by Richard Henderson and Richard Kenner:
8496 * combine.c (recog_for_combine): Use the fake recog
8497 only if instruction does not match.
8498 * rtl.h (NOOP_MOVE_INSN_CODE): New.
8499 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
8501 * combine.c (try_combine): Discover noop jump as direct jump.
8503 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
8505 * df.c (df_rd_global_compute): Add successors to worklist, not
8507 (df_ru_global_compute): Ditto.
8509 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
8511 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
8512 increment REG_N_SETS.
8514 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
8516 * sbitmap.h: New prototype for sbitmap_a_xor_b.
8518 * sbitmap.c (sbitmap_a_xor_b): New function.
8519 ifdef the basic block stuff on IN_GCC.
8521 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8523 * cppexp.c (parse_defined): Always record the macro name.
8524 (lex): Don't worry about identifiers, or special-case
8526 (_cpp_parse_expr): Figure out at the end of the routine
8527 whether we saw a valid !defined() expression.
8528 * cppfiles.c (stack_include_file): Update for mi_valid.
8529 (_cpp_pop_file_buffer): Similarly.
8530 * cpplex.c (_cpp_lex_token): Similarly.
8531 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
8532 mi_if_not_defined, mi_lexed): Remove.
8534 * cpplib.c (do_if): Simplify.
8535 (do_endif, push_conditional, _cpp_handle_directive): Update
8536 for renaming of mi_state to mi_valid.
8538 * cpp.texi: Add index entries for digraphs, and add comment
8539 that C++ refers to them as alternative tokens.
8541 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
8543 * basic-block.h (CLEANUP_PRE_LOOP): New.
8544 * except.c (finish_eh_generation): Update call of cleanup_cfg.
8545 * sibcall.c (optimize_sibling_calls): Likewise.
8546 * toplev.c (rest_of_compilation): Likewise.
8547 * flow.c (try_forward_edges): Take argument MODE;
8548 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
8549 (try_optimize_cfg): Update call of try_forward_edges.
8551 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
8552 Jan Hubicka <jh@suse.cz>
8554 * (validate_replace_rtx_1): Fix simplification of MINUS.
8556 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
8558 PR preprocessor/3669
8559 * cppinit.c (init_dependency_output): Turn off dump requests
8560 if sending dependencies to stdout.
8562 2001-07-28 Richard Henderson <rth@redhat.com>
8564 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
8567 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
8569 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
8571 2001-07-28 Kazu Hirata <kazu@hxi.com>
8573 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
8574 is VAR_DECL first to prevent an ICE.
8576 2001-07-28 Richard Henderson <rth@redhat.com>
8578 * varasm.c (immed_real_const_1): Don't elide special cases for
8580 (clear_const_double_mem): Clear const_tiny_rtx too.
8582 2001-07-28 Richard Henderson <rth@redhat.com>
8584 * dwarf2out.c (dw_val_class_offset): New.
8585 (struct dw_ranges_struct, dw_ranges_ref): New.
8586 (ranges_table, ranges_table_allocated): New.
8587 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
8588 (add_AT_offset, add_ranges, output_ranges): New.
8589 (print_die, output_die): Handle dw_val_class_offset.
8590 (attr_checksum, size_of_die, value_format): Likewise.
8591 (gen_lexical_block_die): Handle non-contiguous blocks.
8592 (gen_block_die): Likewise.
8593 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
8594 if needed. Dump the ranges table.
8595 * final.c (final_start_function): Remove unnecessary notes and
8596 rebuild the block tree before numbering the blocks.
8597 * function.c (reorder_blocks_0): Walk the existing block tree
8598 to unmark all blocks.
8599 (reorder_blocks_1): Create block fragments when duplicate block
8601 (reorder_fix_fragments): New.
8602 (reorder_blocks): Call it.
8603 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
8605 2001-07-28 Richard Henderson <rth@redhat.com>
8607 * emit-rtl.c (adjust_address): Make a copy of the memory address.
8609 2001-07-28 Richard Henderson <rth@redhat.com>
8611 * flow.c (add_to_mem_set_list): New function.
8612 (init_propagate_block_info): Use it.
8613 (mark_set_1): Likewise.
8614 (insn_dead_p): Canonicalize memory address for dead store
8615 comparison. Allow wider mode stores to kill narrower mode stores.
8616 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
8617 (invalidate_mems_from_set): Don't handle MEMs.
8619 2001-07-28 Kazu Hirata <kazu@hxi.com>
8621 * config/h8300/h8300.h: Fix formatting.
8623 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
8625 * basic-block.h (EDGE_FREQUENCY): New macro.
8626 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
8628 * flow.c (find_sub_basic_blocks): Likewise.
8629 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
8630 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
8632 * predict.c (DEF_PREDICTOR): New argument FLAGS.
8633 (HITRATE): New macro.
8634 (PRED_FLAG_FIRST_MATCH): New constant.
8635 (predictor_info): New field flgags.
8636 (combine_predictions_for_insn): Use DS theory to combine
8637 probabilities; set the edge probabilities when finished.
8638 (estimate_probability): Avoid duplicated matches
8639 of LOOP_BRANCH heuristics for nested loops; update comment.
8640 * predict.def: Add flags for each prediction, set probabilities
8641 according to B&L paper.
8642 * predict.h (DEF_PREDICTOR): New argument FLAGS.
8644 * profile.c (compute_branch_probabilities): Cleanup way the edge
8645 probabilities are computed and REG_BR_PROB notes are dropped; if
8646 values does not match, emit error.
8647 (init_branch_prob): Do error instead of warning when profile driven
8648 feedback is missing or corrupt.
8650 2001-07-27 DJ Delorie <dj@redhat.com>
8652 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
8653 against a constant, try to adjust the compare to have the desired
8654 constant in it so that min/max optimizations happen more often.
8656 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8658 * flow.c (last_loop_beg_note): New function.
8659 (redirect_edge_and_branch): Use it.
8660 (split_edge): Likewise.
8662 * alias.c (loop_p): Avoid uninitialized memory access.
8664 * flow.c (try_forward_edges): Avoid accessing freed memory.
8666 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
8669 2001-07-26 Andrew Haley <aph@redhat.com>
8670 Joern Rennecke <amylaar@redhat.com>
8672 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
8673 (SUBTARGET_CPP_ENDIAN_SPEC): New.
8674 (SUBTARGET_CPP_SPEC): New.
8676 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
8677 (SUBTARGET_CPP_PTR_SPEC): New.
8678 (CPP_DEFAULT_CPU_SPEC): New.
8679 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
8680 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
8681 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
8682 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
8683 (SUBTARGET_CPP_SPEC): Define as an empty string.
8685 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8687 * doc/install.texi (Configuration): Properly link the host
8688 specific instructions also when generating HTML.
8690 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
8692 * flow.c (redirect_edge_and_branch_force): Test
8693 target->global_live_at_start.
8695 2001-07-26 Richard Henderson <rth@redhat.com>
8697 * simplify-rtx.c (avoid_constant_pool_reference): Export.
8698 * rtl.h (avoid_constant_pool_reference): Declare it.
8699 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
8700 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
8702 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
8704 * rtl.h (cleanup_barriers): Declare.
8705 * jump.c (cleanup_barriers): New function.
8706 * toplev.c (rest_of_compilation): Call cleanup_barriers
8707 before loop optimizer and after bb_reorder.
8709 * flow.c (back_edge_of_syntactic_loop_p): New.
8710 (split_edge): Use it.
8712 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8714 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
8716 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
8718 * cse.c (cse_process_notes): Replace any registers if the address
8721 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
8723 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
8724 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
8725 (propagate_block): Update prototype.
8726 * flow.c (update_life_info): Simplify the CFG and
8727 recalculate the global regs which are alive when
8728 removing dead code during a global update.
8729 (propagate_block): Return non-zero if an INSN is
8732 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8734 * Makefile.in (LIBICONV): Define.
8736 2001-07-26 Catherine Moore <clm@redhat.com>
8738 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
8739 of conditional to avoid tree checking errors.
8741 2001-07-26 Kazu Hirata <kazu@hxi.com>
8743 * regmove.c (regmove_optimize): Don't replace a reg with
8744 another reg of a different mode.
8746 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
8748 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
8749 limit length of dependancy flush list.
8750 * params.h (MAX_PENDING_LIST_LENGTH): Define.
8751 * sched-int.h (struct deps): Add pending_flush_length field.
8752 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
8753 has 1 element in it.
8754 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
8755 (sched_analyze): After a jump, if the pending memory flush list is too
8756 large, flush the pending lists.
8757 (init_deps): Initialize pending_flush_length to 0.
8758 * doc/invoke.texi (max_pending_list_length): Document parameter.
8760 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
8762 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
8763 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
8764 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
8766 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8768 * cpphash.h (struct_lexer_state): Delete was_skipping.
8769 Move skipping here from struct cpp_reader.
8770 * cpplex.c (parse_identifier): Update.
8771 (_cpp_lex_token): Don't skip tokens in a directive.
8772 * cpplib.c (struct if_stack): Update.
8773 (start_directive, end_directive): Don't change skipping state.
8774 (_cpp_handle_directive): Update.
8775 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
8776 (do_else, do_endif): Update; only check for excess tokens if not
8777 in a skipped conditional block.
8778 (push_conditional): Update for new struct if_stack.
8780 2001-07-26 Graham Stott <grahams@redhat.com>
8782 * function.c (locate_and_pad_parm): Also pad initial offset
8783 so that the total argument size also includes the padding.
8785 2001-07-26 Graham Stott <grahams@redhat.com>
8787 * gensupport.c (alter_output_for_insn): Correct enable checking failure
8788 change XSTR to XTMPL.
8790 (process_one_cond_exec): Likewise
8792 2001-07-25 Richard Henderson <rth@redhat.com>
8794 * varasm.c (assemble_variable): Create DECL_RTL before setting
8797 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
8799 * predict.c (estimate_probability): Avoid duplicated predictions.
8801 * loop.c (find_and_verify_loops): Grok multiple barriers.
8803 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8805 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
8807 * dbxout.c: Consistently use putc instead of fputc.
8808 (print_wide_int): New function; call instead of direct fprintf.
8809 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
8810 (dbxout_type_fields, dbxout_type_method_1): Likewise.
8811 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
8812 (print_int_cst_octal): Likewise.
8813 (print_octal): Show we wrote characters.
8814 (dbxout_type): Set have_used_extensions in more places.
8816 2001-07-25 Catherine Moore <clm@redhat.com>
8818 * config/v850/v850.c (v850_va_arg): Use addr
8819 instead of valist to build incr.
8821 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
8823 * flow.c (delete_dead_jumptables): New function.
8824 (life_analyzis): Call it.
8825 * bb-reorder.c (skip_insns_after_block): Handle contradictory
8828 2001-07-25 Richard Henderson <rth@redhat.com>
8830 * except.c (reachable_handlers): Handle a region being removed
8831 out from under a RESX.
8833 2001-07-25 Richard Henderson <rth@redhat.com>
8835 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
8836 swap GE/GT if it is an fp comparison.
8838 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
8840 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
8843 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
8845 * ssa.c (rename_insn_1): Do not wrap an assignment to a
8846 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
8849 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
8851 (visit_expression): When attempting to simplify an expression,
8852 retrieve any modes for arguments before they are simplified
8855 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
8856 Janis Johnson <janis@us.ibm.com>
8858 * stmt.c (expand_goto): A nonlocal goto can be a call too.
8859 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
8860 pointer parameters to match documented usage of nonlocal_goto.
8861 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
8862 parameters to their correct order.
8863 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
8864 parameters to their correct order.
8866 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
8868 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
8870 2001-07-25 Jan Hubicka <jh@suse.cz>
8871 Richard Henderson <rth@redhat.com>
8873 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
8875 (make_edges): New argument update_p; populate the edge cache if set.
8876 (find_basic_blocks): Update make_edges invocation.
8878 2001-07-24 Joel Sherrill <joel@OARcorp.com>
8880 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
8882 2001-07-24 Joel Sherrill <joel@OARcorp.com>
8884 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
8885 -Acpu and -Amachine.h.
8886 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
8887 Corrected header to say ELF not a.out.
8888 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
8889 when given -msoft-float.
8891 2001-07-24 Joel Sherrill <joel@OARcorp.com>
8893 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
8894 extra multilib parts like arm-elf.
8895 (i960-*-coff*, i960-*-rtems): Should not use collect2.
8896 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
8897 crtfini.o as extra multilib parts.
8899 2001-07-24 Joel Sherrill <joel@OARcorp.com>
8901 * configure.in: Add rtems as a supported thread model.
8902 * gthr-rtems.h: Add missing entry point __gthread_active_p.
8903 * configure: Rebuilt.
8905 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
8907 * stor-layout.c (get_mode_alignment): make it work when
8908 BITS_PER_UNIT is not a power of two.
8909 * builtins.c (get_pointer_alignment): Likewise.
8911 2001-07-24 Richard Henderson <rth@redhat.com>
8913 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
8914 the retrieved constant into the expected mode.
8916 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
8918 * flow.c (try_simplify_condjump): Avoid duplicated edges.
8919 (verify_flow_info): Check for duplicated edges; clarify
8922 * flow.c (block_label): Update basic_block_for_insn.
8923 (commit_edge_insertions): Call compute_bb_for_insn.
8925 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
8928 * flow.c (redirect_edge_and_branch,
8929 try_optimize_cfg): Use redirect_edge_succ_nodup
8930 (redirect_edge_succ_nodup): New.
8931 * basic_block.h (redirect_edge_succ_nodup): Declare.
8933 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
8936 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
8938 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
8939 (try_crossjump_to_edge): Update commetns.
8940 (try_crossjump_bb): Likewise.
8942 2001-07-24 Richard Henderson <rth@redhat.com>
8944 * combine.c (distribute_notes): Move set of need_refresh
8945 for noop_move_p down to catch all cases.
8947 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
8949 * recog.c (split_all_insns_noflow): New.
8950 * rtl.h (split_all_insns_noflow): Declare.
8951 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
8952 * m68hc11.c (m68hc11_reorg): Likewise.
8953 * sh.c (machine_dependent_reorg): Likewise.
8954 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
8957 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
8959 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
8960 (ashlsi3_n splitter): Likewise.
8961 (lshrsi3_n splitter): Likewise.
8963 (GOTaddr2picreg): Make const SImode.
8964 (sym_label2reg): Likewise.
8965 (symGOT2reg): Likewise.
8966 (symGOTOFF2reg) Likewise.
8968 (casesi_worker_0): Make unspec SImode.
8970 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
8972 * config/sh/sh.c (barrier_align): Check that an operand really is
8973 an insn before extracting its INSN_CODE.
8975 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
8977 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
8980 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
8981 for SImode to prevent overflow.
8983 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8985 * config/mips/irix6-libc-compat.c: New file.
8986 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
8987 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
8990 2001-07-24 lars brinkhoff <lars@nocrew.org>
8992 * rtl.texi (REG_POINTER): Document.
8993 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
8994 QFmode, HFmode, TQFmode, QCmode, and HCmode.
8996 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
8998 * flow.c (delete_noop_moves): Do not confuse libcall regions.
9000 2001-07-23 Richard Henderson <rth@redhat.com>
9002 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
9004 2001-07-23 Kazu Hirata <kazu@hxi.com>
9006 * config/h8300/h8300-protos.h: Add a prototype for
9007 general_operand_dst_push.
9008 * config/h8300/h8300.c (general_operand_dst_push): New.
9009 * config/h8300/h8300.h (OK_FOR_T): New.
9010 (EXTRA_CONSTRAINT): Use it.
9011 * config/h8300/h8300.md (movqi_push): Remove and integrate into
9012 the existing movqi pattern.
9013 (movhi_push): Likewise.
9015 * reload.c: Fix comment typos.
9017 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
9019 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
9021 2001-07-23 H.J. Lu (hjl@gnu.org)
9023 * doc/extend.texi: Update __builtin_return_address and
9024 __builtin_frame_address.
9026 2001-07-23 Richard Henderson <rth@redhat.com>
9028 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
9030 * config/i386/i386.md: New setcc+movzbl peephole2.
9032 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9034 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
9035 * objc/objc-act.c: Include debug.h.
9036 (synth_module_prologue): Save and restore debug hooks too.
9038 2001-07-23 lars brinkhoff <lars@nocrew.org>
9040 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
9041 and C4X_FLOAT_FORMAT.
9042 (BOOL_TYPE_SIZE): Document.
9044 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
9046 * unroll.c (loop_iterations): Fix miscalculation of initial
9049 2001-07-13 Andrew Haley <aph@redhat.com>
9051 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
9052 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
9053 * config/sh/sh.c (sh_can_redirect_branch): New function.
9054 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
9055 * reorg.c (steal_delay_list_from_target): Use
9056 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
9058 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
9060 * flow.c (try_simplify_condjump): Unlink insn chain on
9061 fallthru edge; use can_fallthru.
9063 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
9065 * basic-block.h (find_sub_basic_block): Declare.
9066 * flow.c (make_edges): New arguments MIN and MAX;
9067 (find_sub_basic_blocks): Revamp to use make_edges
9068 and purge_dead_edges.
9069 (find_basic_blocks): Update call of find_sub_basic_block.
9071 * recog.c (split_all_insns): Always expect CFG to be consistent;
9072 call find_sub_basic_blocks in case something has changed.
9073 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
9076 * basic-block.h (delete_noop_moves): Declare.
9077 * combine.c (combine_instructions): Call it.
9078 (recog_for_combine): Tolerate noop moves
9079 (distribute_notes): Force refresh when register dies at noop move.
9080 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
9082 (life_analysis): Update delete_noop_moves call.
9083 (set_noop_p): Move too ...
9084 * rtlanal.c (noop_move_p): ... here.
9085 * rtl.h (noop_move_p): Declare.
9087 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
9088 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
9090 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
9091 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
9093 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
9095 * reload.c (push_reload): Fix typo in comment.
9096 (find_reloads_address): Ditto.
9097 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
9099 2001-07-22 Richard Henderson <rth@redhat.com>
9101 * flow.c: Grammar check and clarify a lot of comments.
9102 (try_simplify_condjump): Rename variables to be clearer.
9103 (try_forward_edges): Skip complex and fallthru edges.
9104 Rearrange tests to avoid duplicate checks.
9105 (flow_find_cross_jump): Likewise.
9106 (outgoing_edges_match): Allow match if neither branch has
9107 probability data. Loosen probability match to 5%.
9108 (try_crossjump_to_edge): Hoist repeated indirection into
9110 (try_crossjump_bb): Don't check complex edges. Eliminate
9111 redundant crossjump tests.
9112 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
9113 checks before more expensive checks.
9115 2001-07-22 Richard Henderson <rth@redhat.com>
9117 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
9118 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
9121 2001-07-22 Richard Henderson <rth@redhat.com>
9123 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
9124 (const_sint32_operand): Likewise.
9125 * m68k.md (anon mulsi pattern): Use const_int_operand not
9126 const_sint32_operand.
9127 (umulsi3_highpart): Zero extend a constant input.
9128 (smulsi3_highpart): Don't bother checking SImode constant.
9129 (const_umulsi3_highpart): Give op3 DImode.
9130 (const_smulsi3_highpart): Likewise.
9132 2001-07-22 Richard Henderson <rth@redhat.com>
9134 * flow.c (split_block): Make sure bb_note is included in the
9135 new block when splitting before a label.
9137 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
9139 * basic-block.h (redirect_edge_and_branch_force,
9140 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
9141 * flow.c (redirect_edge_and_branch_force,
9142 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
9143 (redirect_edge_and_branch_force): Fix copying of lifeness information.
9144 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
9145 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
9146 instead of label; update CFG after transformation.
9147 (find_if_case_1): Update call, use redirect_edge_and_branch_force
9148 for finishing the transformation; handle even case where ELSE
9149 does not follow THEN.
9150 (find_if_case_2): Update call of dead_or_predictable; simplify
9153 * emit-rtl.c (split_branch_probability): New global variable.
9154 (try_split): Take care to set split_branch_probability and
9155 create REG_BR_PROB note for new jump insns.
9156 * md.texi (define_split): Document new feature.
9158 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
9160 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
9162 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
9163 (asm_out_file): Remove redundant declaration.
9164 (assemble_asm): Remove old #if 0 block.
9165 (assemble_variable): Remove end of function; debug output is
9166 now handled with global_decl. Remove old #if 0 block. Update.
9167 Remove saved_in_section and associated no-op code.
9168 * Makefile.in (varasm.o): Correct dependencies.
9170 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
9172 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9173 the definition in defaults.h.
9175 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
9177 * jump.c: Update comments.
9178 (delete_barrier_successors, delete_unreferenced_labels,
9179 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
9180 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
9181 jump_optimize, jump_optimize_minimal): Kill.
9182 (rebuild_jump_labels): Move code from jump_optimize_1.
9183 (purge_line_number_notes): Likewise.
9184 (copy_loop_headers): Likewise.
9185 * reg-stack.c: Update comment.
9187 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
9188 JUMP_AFTER_REGSCAN): Kill.
9189 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
9190 purge_line_number_notes and copy_loop_headers.
9192 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
9193 Richard Henderson <rth@redhat.com>
9195 * dbxout.c (dbxout_global_decl): New.
9196 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
9197 * sdbout.c (sdbout_finish): New.
9198 (sdbout_debug_hooks): Use it, add comments.
9199 (sdbout_global_decl): Defer initialised public vars to
9201 * varasm.c (assemble_variable): Don't output debug information
9202 for file-scope variables.
9204 2001-07-22 Richard Henderson <rth@redhat.com>
9206 * config/alpha/alpha.c (get_trap_mode_suffix): New.
9207 (get_round_mode_suffix): New.
9208 (print_operand): Use them for [/]. Remove support for [&'`()+].
9209 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
9210 * config/alpha/alpha.md (attr round_suffix): New.
9211 (attr trap_suffix): New.
9212 (all insns): Set them appropriately. Use %/ instead of the
9215 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9217 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
9219 2001-07-22 Richard Henderson <rth@redhat.com>
9221 * regrename.c (regrename_optimize): Compute nregs for each
9222 potential target register.
9224 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
9225 Richard Henderson <rth@redhat.com>
9227 * dbxout.c (dbxout_global_decl): New.
9228 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
9229 * sdbout.c (sdbout_finish): New.
9230 (sdbout_debug_hooks): Use it, add comments.
9231 (sdbout_global_decl): Defer initialised public vars to
9233 * varasm.c (assemble_variable): Don't output debug information
9234 for file-scope variables.
9236 2001-07-21 H.J. Lu (hjl@gnu.org)
9238 * config/mips/mips.c (mips_cpu): Moved into ...
9239 (override_options): Here.
9241 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
9243 (mips_cpu): Removed.
9245 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9247 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
9248 ("iorqi3"): Likewise.
9249 ("xorqi3"): Likewise.
9250 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
9251 ("*subhi3_sp): Likewise.
9252 ("*subhi3"): Likewise.
9253 ("extendhisi2"): Accept D, X and Y as source operand to avoid
9256 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
9258 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
9259 * config/freebsd.h: Likewise.
9260 * config/linux.h: Likewise.
9261 * config/openbsd.h: Likewise.
9262 * config/alpha/linux-elf.h: Likewise.
9263 * config/arm/linux-elf.h: Likewise.
9264 * config/d30v/d30v.h: Likewise.
9265 * config/fr30/fr30.h: Likewise.
9266 * config/ia64/aix.h: Likewise.
9267 * config/ia64/ia64.h: Likewise.
9268 * config/mips/linux.h: Likewise.
9269 * config/pj/pj.h: Likewise.
9270 * config/rs6000/linux.h: Likewise.
9271 * config/sparc/linux.h: Likewise.
9272 * config/sparc/linux64.h: Likewise.
9274 2001-07-20 Bruce Korb <bkorb@gnu.org>
9276 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
9277 because getc() and char* may disagree on signedness.
9279 2001-07-20 Richard Henderson <rth@redhat.com>
9281 * doc/rtl.texi (REG_DEAD): Update for current semantics.
9283 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
9284 insns to delete in the presence of cc0 in a jump insn.
9286 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
9287 Jan Hubicka <jh@suse.cz>
9289 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
9290 of doing the change by hand.
9292 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9294 * rtlanal.c (set_noop_p): Return true for noop jumps.
9296 * expr.c (emit_single_push_insn): Add call to push expander.
9297 * expr.h (optab_index): Add OTI_push
9298 (push_optab): New constant.
9299 * genopinit.c (optabs): Add push_optab.
9300 * optabs.c (init_optab): Init push optab.
9301 * md.texi (push??1): Document
9303 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9305 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
9306 expand to emit the pattern; put a REG_INC note for push/pop
9308 ("movdf", "movdf_internal"): Likewise.
9309 ("movsi", "movsi_internal"): Likewise.
9310 ("movsf", "movsf_internal"): Likewise.
9311 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
9313 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9315 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
9318 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
9320 * params.def: Change default max inline insns to 100.
9322 2001-07-20 Diego Novillo <dnovillo@redhat.com>
9324 * combine.c (combine_simplify_rtx): Generate a new shift operation
9325 when simplifying the first operand of a (neg (ashift)) expression.
9327 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
9329 * regclass.c (N_REG_INTS): Use only 32 bits per element.
9331 2001-07-20 Kelley Cook <kelley.cook@home.com>
9333 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
9334 information. Move rest into ...
9335 (*-*-solaris): ... here. Eliminate redundant information and
9336 reword necessary packages section. Delete 4.x assembler bug info.
9337 (sparc-sun-*): Merge into ...
9338 (sparc-sun-sunos*): here.
9340 2001-07-20 Catherine Moore <clm@redhat.com>
9342 * config/v850/v850.md (casesi): Generate LABEL_REF
9345 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
9347 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
9348 * i386.c (ix86_zero_extend_to_Pmode): Make global.
9349 * i386.md (strclrsi expander): Use it.
9351 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9353 * integrate.c (copy_insn_list): handle
9354 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
9355 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
9356 identically as to CODE_LABEL.
9358 * fold-const (fold): Convert A/B/C to A/(B*C) and
9361 * except.c (connect_post_landing_pads): Delete the RESX insns.
9363 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
9365 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
9367 * config/mips/mips.md (nmadd/nmsub): Use macro.
9369 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
9371 * cppinit.c (remove_dup_dir): Make static.
9372 (remove_dup_dirs): Make static. Only warn about preempting a
9373 system directory with a non-system directory.
9375 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
9377 * ifcvt.c (noce_try_store_flag_constants): Correct order
9378 of parameters to trunc_int_for_mode.
9380 2001-07-19 Mark Mitchell <mark@codesourcery.com>
9382 * reorg.c (fill_simple_delay_slots): If an instruction might throw
9383 an exception that will be caught within this function, do not fill
9384 its delay slot with any subsequent instruction.
9386 2001-07-19 Steve Ellcey <sje@cup.hp.com>
9388 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
9389 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
9390 pointer extension instruction.
9391 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
9392 * simplify-rtx.c (simplify_unary_operation) Likewise.
9393 * explow.c (convert_memory_address) Check value of
9394 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
9396 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
9397 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
9398 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
9399 Add Multilib Support.
9400 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
9401 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
9402 Add Multilib Support.
9403 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
9405 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
9406 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
9407 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
9409 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
9411 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
9412 old and new operands in `<', `3' and `b'.
9414 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
9416 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
9417 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
9418 (toplev.o): Don't depend on xcoffout.h.
9419 * c-decl.c: Include debug.h
9420 (duplicate_decls): Use debug hook.
9421 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
9422 (dbx_debug_hooks, xcoff_debug_hooks): Update.
9423 (dbxout_types): Remove.
9424 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
9425 * debug.c (do_nothing_debug_hooks): Update.
9426 (debug_true_tree, debug_nothing_rtx): New.
9427 * debug.h (struct rtx_def): New.
9428 (struct gcc_debug_hooks): New hooks ignore_block,
9429 outlining_inline_function and label.
9430 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
9431 dwarf2out_frame_finish): New.
9432 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
9433 Make static, update prototype.
9434 (dwarf2_debug_hooks): Update.
9435 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
9436 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
9437 * dwarfout.c (dwarf_debug_hooks): Update.
9438 * emit-rtl.c: Include debug.h.
9439 (remove_unnecessary_notes): Use debug hook.
9440 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
9441 (final_scan_insn): Use debug hook.
9442 * integrate.c (output_inline_function): Use debug hook.
9443 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
9444 (sdb_debug_hooks): Update.
9445 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
9446 * toplev.c: Don't include xcoffout.h.
9447 (note_outlining_of_inline_function, debug_ignore_block): Remove.
9448 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
9450 * tree.h (dwarf2out_do_frame): Remove.
9452 2001-07-19 Catherine Moore <clm@cygnus.com>
9454 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
9456 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
9458 * reload1.c (eliminate_regs_in_insn): When updating a set
9459 to the frame pointer to the hardware frame pointer, perform
9460 the update always not just when REPLACE is set.
9462 * reload1.c (choose_reload_regs): Don't inherit a reload
9463 that crosses multiple registers if registers past the first
9464 don't fit in the desired class.
9466 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
9467 when negating constants.
9469 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
9471 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
9472 * doc/tree.texi: Ditto.
9474 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
9475 Jakub Jelinek <jakub@redhat.com>
9477 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
9478 (extract_cie_info): Handle "eh" augmentation properly,
9480 (struct frame_state, __frame_state_for): New.
9482 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9484 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
9485 HANDLE_SYSV_PRAGMA): Define.
9486 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
9488 (copy_object): Caller changed.
9490 2001-07-19 Andreas Schwab <schwab@suse.de>
9492 * configure.in (assembler dwarf2 debug_line support): Define nop
9494 * configure: Regenerated.
9496 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
9498 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
9500 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
9501 to conditionally compiled block.
9502 (dbx_debug_hooks, xcoff_debug_hooks): Update.
9503 * dbxout.h (dbxout_function): Remove.
9504 * debug.c (do_nothing_debug_hooks): Update.
9505 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
9506 global_decl, deferred_inline_function.
9507 * dwarf2out.c (dwarf2_debug_hooks): Update.
9508 (dwarf2out_global_decl): New.
9509 * dwarfout.c: Don't include dwarfout.h.
9510 (dwarfout_global_decl, dwarfout_function_decl,
9511 dwarfout_deferred_inline_function): New.
9512 (dwarf_debug_hooks): Update.
9513 * dwarfout.h: Remove.
9514 * final.c: Don't include dwarfout.h.
9515 * sdbout.c (sdbout_global_decl): New.
9516 (sdbout_debug_hooks): Update.
9517 * toplev.c: Don't include dwarfout.h.
9518 (check_global_declarations, rest_of_compilation): Use new debug hooks.
9519 (note_deferral_of_defined_inline_function): Remove.
9520 * toplev.h (note_deferral_of_defined_inline_function): Remove.
9521 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
9522 * ch/lex.c: Don't include dwarfout.h.
9523 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
9524 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
9525 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
9526 * cp/optimize.c: Include debug.h.
9527 (maybe_clone_body): Use debug hook.
9528 * cp/semantics.c: Include debug.h.
9529 (expand_body): Use debug hook.
9530 * po/POTFILES.in: Remove dwarfout.h.
9532 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
9534 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
9535 * c-parse.in (yyerror, _yylex): Similarly.
9536 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
9537 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
9539 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
9540 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
9542 2001-07-18 Jeff Sturm <jsturm@one-point.com>
9544 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
9545 in-class declaration at -g1. Fixes c++/2814.
9547 2001-07-18 Richard Henderson <rth@redhat.com>
9549 * doc/md.texi (reload_in/out): Document restrictions in predicates
9550 and constraints for these patterns. Document empty string matching
9553 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9555 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
9557 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
9559 * cse.c: Undo my previous patch.
9561 2001-07-18 Tom Tromey <tromey@redhat.com>
9564 * configure: Rebuilt.
9565 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
9567 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
9569 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
9570 Jan Hubicka <jh@suse.cz>
9572 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
9573 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
9574 * jump.c (mark_jump_label): Do not forward branches.
9576 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
9578 * cse.c (delete_trivially_dead_insns): Delete the libcall block
9579 when return value is unused.
9581 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9583 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
9585 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
9587 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
9588 on error. We can't blindly return the result of
9589 pthread_mutex_trylock because it returns a positive number on
9590 error, while we must return -1 on error.
9591 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
9593 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
9595 2001-07-18 Andreas Jaeger <aj@suse.de>
9597 * integrate.c (output_inline_function): Correct type of debug_hooks.
9599 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
9601 * combine.c (combine_simplify_rtx): DIV can be treated
9602 associatively for floats if unsafe math optimisations are enabled.
9604 2001-07-17 Richard Henderson <rth@redhat.com>
9606 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
9608 2001-07-17 Richard Henderson <rth@redhat.com>
9610 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
9611 don't force the function address into a register.
9612 (expand_call, emit_library_call_value_1): Update callers.
9613 * builtins.c (expand_builtin_apply): Likewise.
9614 * expr.h (prepare_call_address): Update decl.
9616 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
9618 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
9620 * config/i386/chorus.h: Move up.
9621 * config/sparc/chorus.h: Likewise.
9622 * config/rs6000/chorus.h: Likewise.
9623 * config/chorus.h: Moved here.
9625 2001-07-17 Andreas Schwab <schwab@suse.de>
9627 * configure.in (assembler eh_frame optimization): Handle big
9629 * configure: Regenerated.
9631 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
9633 * expr.c (epxand_expr): Convert divisions into multiplications by
9634 reciprocals if -ffast-math.
9636 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
9638 * dbxout.c (dbxout_really_begin_function): Rename to
9639 dbxout_begin_function.
9640 (dbx_debug_hooks, xcoff_debug_hooks): Update.
9641 (dbxout_begin_function): Remove.
9642 (dbxout_function): Update.
9643 (dbxout_source_line): Update prototype.
9644 * dbxout.h (dbxout_begin_function): Remove.
9645 * debug.c (do_nothing_debug_hooks): Update.
9646 (debug_nothing_tree): Update.
9647 (debug_nothing_charstar_rtx): Remove.
9648 * debug.h (union tree_node): Declare.
9649 (struct rtx_def): Remove.
9650 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
9651 begin_function. Change source_line prototype.
9652 (debug_nothing_tree): New.
9653 (debug_nothing_charstar_rtx): Delete.
9654 (dwarf2out_begin_prologue): Moved from ...
9656 * dwarf2out.c (dwarf2_debug_hooks): Update.
9657 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
9658 debug info, call dwarf2out_source_line.
9659 (dwarf2out_souce_line): Update prototype.
9660 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
9661 Change prototype, make static.
9662 (dwarfout_source_line): Update prototype.
9663 (dwarf_debug_hooks): Update.
9664 * dwarfout.h (dwarfout_begin_function): Remove.
9665 * final.c (final_start_function, final_scan_insn): Use appropriate
9666 debug hooks, update to use notice_source_line.
9667 (output_source_line): Rename notice_source_line. Don't call the
9668 source_line debug hook.
9669 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
9670 make static, update prototype.
9671 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
9673 (sdbout_end_prologue): New.
9674 (sdbout_source_line): Update prototype.
9675 (sdbout_debug_hooks): Update.
9676 (sdbout_symbol): Remove unused var.
9677 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
9679 * varasm.c: Include debug.h.
9680 (assemble_start_function): Use begin_function debug_hook.
9681 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
9682 update with prototype.
9683 (xcoffout_source_line): Update prototype.
9684 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
9686 (xcoffout_source_line): Update prototype.
9688 2001-07-17 Richard Henderson <rth@redhat.com>
9690 * c-typeck.c (build_binary_op): Do not shorten unsigned
9691 right shift after sign extension.
9693 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
9695 * combine.c (combine_simplify_rtx): Attempt to simplify
9696 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
9698 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
9699 (simplify_binary_operation, simplify_unary_operation,
9700 simplify_relational_operation): Use it.
9702 * combine.c (combine_simplify_rtx): Don't do associative law
9703 on divisions; allow associative law on floats.
9705 2001-07-17 H.J. Lu <hjl@gnu.org>
9706 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9708 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
9709 ASM_OUTPUT_WEAK_ALIAS are defined.
9710 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
9711 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
9713 * config/mips/iris5.h: ... here.
9714 (HANDLE_SYSV_PRAGMA): Defined as 1.
9715 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
9716 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
9719 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
9721 * c-parse.in (all_prefix_attributes): New variable.
9722 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
9723 (maybe_resetattrs): New production.
9724 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
9725 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
9726 notype_initdcl, nested_function, notype_nested_function,
9727 component_decl, components, components_notype,
9728 component_declarator, component_notype_declarator,
9729 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
9730 ivars, mydecl, myparm): Update. Avoid prefix attributes just
9731 after a comma being applied to more than one declarator.
9732 * doc/extend.texi (Attribute Syntax): Update. Remove
9733 documentation of bugs that are no longer present.
9735 2001-07-13 Eric Christopher <echristo@redhat.com>
9737 * config/mips/mips.h: Change TUNE_MIPS* options to use
9739 (EXTRA_SPECS): Add cc1_cpu_spec.
9740 * config/mips/mips.md (muldf3): Fix typo.
9742 2001-07-16 Richard Henderson <rth@redhat.com>
9744 * config/m68k/m68k.c: Include expr.h and reload.h.
9745 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
9746 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
9748 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
9749 Richard Henderson <rth@redhat.com>
9751 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
9752 (insn_live_p): Fix fall off end of function.
9753 (dead_libcall_p): Remove COUNTS argument; update callers.
9754 (delete_trivially_dead_insns): Remove unused variables.
9756 2001-07-17 Andreas Jaeger <aj@suse.de>
9758 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
9761 * lcm.c (optimize_mode_switching): Avoid warning for unused
9762 variable if !NORMAL_MODE.
9764 * flow.c (try_crossjump_to_edge): Remove unused variable.
9766 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
9768 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
9769 atexit declaration in stdlib.h.
9771 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
9773 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
9775 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9777 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
9778 * except.c (finish_eh_generation): Update call of cleanup_cfg;
9779 do rebuild_jump_labels instead of jump_optimize
9780 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
9781 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
9782 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
9784 * flow.c: Include timevar.h
9785 (find_basic_block): Push/pop timevar;
9786 (cleanup_cfg): Likewise.
9787 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
9788 * Makefile: Add dependencies on timevar.h
9790 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
9791 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
9793 * rtl.h (delete_trivially_dead_insns): Add new parameter.
9794 * toplev.c (rest_of_compilation): Update calls.
9795 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
9796 (delete_trivially_dead_insns): ... here; accept new argument
9797 preserve_basic_blocks; preserve basic blocks if set.
9799 * reg-stack.c (stack_regs_mentioned): Return 0 if
9800 stack_regs_mentioned_data is not initialized.
9801 (reg_to_stack): Make stack_regs_mentioned survive after the
9802 reg-stack is completted; do not call cleanup_cfg.
9803 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
9804 make cleanup_cfg after bb-reorder to output to debug file.
9806 2001-07-16 Richard Henderson <rth@redhat.com>
9808 * regclass.c (init_reg_sets): Use only 32 bits per initializer
9809 from int_reg_class_contents.
9811 2001-07-16 Richard Henderson <rth@redhat.com>
9813 * hard-reg-set.h (regs_invalidated_by_call): Declare.
9814 * regclass.c (regs_invalidated_by_call): Move from cse.c.
9815 (init_reg_sets_1): Move initialization from cse_main.
9816 * cse.c (regs_invalidated_by_call): Move to regclass.c.
9817 (cse_main): Move its initialization also.
9818 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
9819 * flow.c (propagate_one_insn): Likewise.
9820 * gcse.c (compute_hash_table): Likewise.
9821 (compute_kill_rd, compute_store_table): Likewise.
9822 * sched-deps.c (sched_analyze_1): Likewise.
9824 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
9826 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
9829 2001-07-16 Steve Ellcey <sje@cup.hp.com>
9831 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
9832 in if statement so we don't access undefined memory.
9834 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
9836 * gcse.c: Update comment at top.
9837 Update comment on mem handling.
9838 mem_last_set, mem_first_set, mem_set_in_block: gone.
9839 Declaration of reg_set_info: gone.
9840 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
9841 pointless with load_killed_in_block_p (they are *more*
9842 conservative then it, not less, and less accurate).
9843 (oprs_not_set_p): Ditto.
9844 (alloc_gcse_mem): Don't allocate mem_set_in_block
9845 (free_gcse_mem): Don't free it, either.
9846 (record_last_mem_set_info): Update comment in front, remove
9847 mem_*set_* stuff. Note the reason we don't handle stores directly
9849 (compute_hash_table): Update comments to reflect reality. Remove
9850 mem_*set_* references.
9851 (reset_opr_set_tables): Remove mem_*set_* references.
9853 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
9854 (mark_clobber): Ditto (on both parts, we double set here too).
9855 (expr_killed_p): Remove mem_set_in_block test.
9856 (compute_transp): Remove mem_set_in_block test.
9858 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
9859 of edge, and removal of phi alternative to dump file.
9860 (ssa_ccp_substitute_constants): Add note about register now being
9861 constant, and which uses were replaced in what insns to dump file.
9863 2001-07-16 Andreas Jaeger <aj@suse.de>
9865 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
9866 variables of type HOST_WIDEST_INT.
9868 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
9869 (__bb_exit_func): Correct type of count_max to avoid overflow.
9870 (num_digits): Handle long long argument.
9872 * combine.c (gen_lowpart_for_combine): Remove unused variable.
9874 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9876 * output.h (sdb_begin_function_line): Restore as an extern
9878 * sdbout.c (sdb_begin_function_line): Make extern.
9880 2001-07-15 Richard Henderson <rth@redhat.com>
9882 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
9883 * genrecog.c (maybe_both_true_mode): New.
9884 (maybe_both_true_2): Use it.
9885 (write_switch): Don't put Pmode in a switch.
9886 * rtl.c (mode arrays): Don't explicitly size them.
9888 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
9890 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
9891 handling; move unconditional splitting before mode switching.
9893 * i386.md (type): Add fistp type.
9894 (i387, length_attr, scheduling definitions): Handle this type.
9895 (fix_trunc?f?i2): Revamp to use mode switching.
9896 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
9897 * i386.h (fp_cw_mode): New enum
9898 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
9899 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
9901 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9903 * Makefile.in (integrate.o): Add debug.h.
9904 * integrate.c (debug.h): Add.
9905 (output_inline_function): Save, reset, and restore debug_hooks.
9907 2001-07-15 Richard Henderson <rth@redhat.com>
9909 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
9910 instead of COMPARE for the EQUIV expression.
9912 2001-07-15 Richard Henderson <rth@redhat.com>
9914 * flow.c (redirect_edge_and_branch_force): Initialize
9915 global_live_at_start and global_live_at_end.
9916 (allocate_bb_life_data): Export.
9917 * basic-block.h (allocate_bb_life_data): Declare.
9918 * toplev.c (rest_of_compilation): Call it.
9920 2001-07-15 Richard Henderson <rth@redhat.com>
9922 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
9923 (alpha_tablejump_best_label): New.
9924 * config/alpha/alpha-protos.h: Declare them.
9925 * config/alpha/alpha.md: Use braced strings for code blocks.
9926 (tablejump_osf): Break out add with r29.
9927 (tablejump_osf_internal): Remove.
9928 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
9929 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
9931 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9933 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
9936 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
9938 * i386-protos.h (ix86_split_fp_branch): Update prototype.
9939 (ix86_fp_jump_nontrivial_p): New.
9940 * i386.md (fp_jcc_?): Update call of split_fp_branch;
9941 use ix86_fp_jump_nontrivial_p.
9942 * i386.c (ix86_fp_jump_nontrivial_p): New.
9943 (ix86_split_fp_branch): Accept code instead of rtx.
9944 (ix86_expand_compare): Expand comparison early in case
9945 doing so is resonably cheap.
9947 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
9949 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
9951 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
9952 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
9954 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
9956 * dbxout.c (dbxout_source_line): Make static, update prototype.
9957 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
9958 (dbxout_init, dbxout_finish, dbxout_source_line,
9959 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
9960 * dbxout.h (dbxout_source_line): Delete.
9961 * debug.c (debug_nothing_file, debug_nothing_file_int,
9962 debug_nothing_file_charstar_rtx): New.
9963 (do_nothing_debug_hooks): Update.
9964 (debug_nothing_void, debug_nothing_charstar_rtx,
9965 dwarf2out_end_epilogue): New.
9966 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
9967 * debug.h (struct rtx_def): Declare.
9968 (gcc_debug_hooks): New hooks source_line, end_epilogue
9970 (debug_nothing_void, debug_nothing_charstar_rtx,
9971 dwarf2out_end_epilogue): New.
9972 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
9973 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
9974 (dwarf2_debug_hooks): Update.
9975 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
9976 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
9977 * dwarf2out.h (dwarf2out_source_line): Remove.
9978 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
9979 Make static, update prototype.
9980 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
9981 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
9982 (dwarf_debug_hooks): Update.
9983 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
9984 dwarfout_end_function): Remove.
9985 * final.c (profile_function): Use debug hooks for ending functions
9987 (output_source_line, final_end_function): Update prototype,
9989 (final_start_function, final_scan_insn): Update.
9990 * output.h (sdb_begin_function_line): Remove.
9991 (final_end_function): Update prototype.
9992 * sdbout.c (sdb_begin_function_line): Make static.
9993 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
9994 (sdbout_source_line): New.
9995 (sdbout_end_epilogue, sdbout_end_function): Make static, update
9997 (sdb_debug_hooks): Update.
9998 (sdbout_init, sdbout_source_line,
9999 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
10000 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
10001 * toplev.c (compile_file, rest_of_compilation): Update.
10002 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
10003 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
10004 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
10005 Update for prototype changes.
10006 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
10007 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
10009 2001-07-15 Richard Henderson <rth@redhat.com>
10011 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
10012 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
10013 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
10014 * config/alpha/alpha.c: Likewise.
10015 * config/alpha/alpha.md: Likewise.
10016 * config/alpha/alpha32.h: Likewise.
10017 * config/alpha/vms.h: Likewise.
10018 (OPEN_VMS): Remove.
10020 2001-07-14 Richard Henderson <rth@redhat.com>
10022 * config/alpha/alpha.md: Use define_constants for unspec values.
10023 Substitute throughout.
10025 2001-07-14 Tim Josling <tej@melbpc.org.au>
10027 * tree.def (EXPON_EXPR) remove. Never supported anyway.
10029 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
10031 * pa.md: Remove unused constraints from define_split's.
10033 2001-04-14 Richard Henderson <rth@redhat.com>
10035 * ifcvt.c (find_cond_trap): Test for exit block.
10037 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
10039 Re-install recently reverted patch.
10040 * emit-rtl.c (try_split): Update mark_jump_label call.
10041 * flow.c (find_sub_basic_blocks): Likewise.
10042 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
10043 jump_back_p): Kill.
10044 (mark_all_labels): Kill second parameter.
10045 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
10046 (rebuild_jump_labels, jump_optimize_minimal): Update call
10047 of jump_optimize_1.
10048 (jump_optimize_1): Kill crossjumping code.
10049 (mark_jump_label): Kill cross_jump parameter.
10050 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
10051 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
10052 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
10054 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
10056 (dump_file_info): Likewise.
10057 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
10058 reorganize passes to do reg-stack first, bb-reorder second.
10059 * invoke.texi (-d letters doc): Remove the jump2 pass.
10061 2001-07-14 Richard Henderson <rth@redhat.com>
10063 * ifcvt.c (find_cond_trap): New.
10064 (find_if_header): Call it.
10065 (merge_if_block): Relax existing jump sanity check.
10066 * jump.c (jump_optimize_1): Remove conditional trap handling.
10068 2001-07-14 Alan Modra <amodra@bigpond.net.au>
10070 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
10072 (insn_refs_are_delayed): Correct comment.
10073 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
10074 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
10075 instead of r31. Make associated insn !TARGET_64BIT, and
10076 provide an additional 64-bit insn that clobbers r2.
10077 (divsi3): Likewise.
10078 (udivsi3): Likewise.
10079 (modsi3): Likewise.
10080 (umodsi3): Likewise.
10082 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
10084 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
10086 * flow.c (redirect_edge_and_branch_force, split_edge,
10087 try_crossjump_to_edge): Use set_block_for_new_insns.
10088 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
10090 2001-07-13 H.J. Lu (hjl@gnu.org)
10092 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
10095 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
10097 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
10099 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
10101 * c-common.c (decl_attributes): Take a pointer to the node to
10102 which attributes are to be attached, and a flags argument.
10103 * c-common.h (enum attribute_flags): New.
10104 (decl_attributes): Update prototype.
10105 * c-decl.c (start_decl, push_parm_decl, finish_struct,
10106 finish_enum, start_function): Update calls to decl_attributes.
10107 * c-parse.in (component_declarator, component_notype_declarator,
10108 label): Update calls to decl_attributes.
10110 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
10112 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
10113 * config/avr/avr.c (legitimate_address_p): Return value changed
10114 from letter to register classes. For better debugging.
10116 2001-07-13 Kazu Hirata <kazu@hxi.com>
10118 * jump.c (reversed_comparison_code_parts): Fix comment typos.
10120 2001-07-13 H.J. Lu (hjl@gnu.org)
10122 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
10124 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
10126 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
10127 correctly for shared configurations.
10128 * config/t-libgcc-pic: New.
10129 * config/{i386,m68k,sparc}/t-openbsd: New.
10130 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
10131 Support -shared. Support debugging libraries with -g.
10132 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
10133 frame information does not emit pointer diffs.
10134 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
10135 emit pointer diffs.
10137 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
10139 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
10141 2001-07-13 David Edelsohn <edelsohn@gnu.org>
10143 * combine.c (try_combine): Ensure const_int pow2 is positive.
10145 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
10147 * config.gcc: Add configuration for s/390.
10148 * config/s390/s390.c: New. Subroutines for code generation.
10149 * config/s390/s390.h: New. Definitions for s/390.
10150 * config/s390/s390-protos.h: New. Prototypes.
10151 * config/s390/linux.h: New. Definitions for linux for s/390.
10152 * config/s390/linux64.h: New. Definitions for linux for zSeries.
10153 * config/s390/t-linux: New. Makefile fragment.
10154 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
10155 * config/s390/fixdfdi.h: New. Fix L_fix*di.
10157 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
10159 * emit-rtl.c (try_split): Update mark_jump_label call.
10160 * flow.c (find_sub_basic_blocks): Likewise.
10161 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
10162 jump_back_p): Kill.
10163 (mark_all_labels): Kill second parameter.
10164 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
10165 (rebuild_jump_labels, jump_optimize_minimal): Update call
10166 of jump_optimize_1.
10167 (jump_optimize_1): Kill crossjumping code.
10168 (mark_jump_label): Kill cross_jump parameter.
10169 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
10170 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
10171 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
10173 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
10175 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
10176 reorganize passes to do reg-stack first, bb-reorder second.
10177 * invoke.texi (-d letters doc): Remove the jump2 pass.
10179 2001-07-12 Steve Ellcey <sje@cup.hp.com>
10181 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
10183 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10185 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
10187 (verify_flow_info): Make diagnostics prettier.
10189 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
10191 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
10193 * flow.c (outgoing_edges_match): Return early if condition reversal
10196 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
10198 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
10199 (mips_move_2words): When splitting a move into two instructions,
10200 prefix the second address operand with '%D'.
10202 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
10204 * Makefile.in (final.o): Depend on debug.h.
10205 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
10206 (dbx_debug_hooks): Add new hooks.
10207 (xcoff_debug_hooks): New.
10208 * debug.c (debug_nothing_file_int_int): New.
10209 (do_nothing_debug_hooks): Update.
10210 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
10211 (debug_nothing_file_int_int): New.
10212 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
10213 static, update prototype.
10214 (dwarf2_debug_hooks): Update.
10215 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
10216 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
10217 static, update prototype.
10218 (dwarf_debug_hooks): Update.
10219 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
10220 * final.c: Include debug.h.
10221 (final_scan_insn): Use debug hooks when beginning and ending blocks.
10222 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
10223 static, update prototype.
10224 (sdb_debug_hooks): Update.
10225 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
10226 * toplev.c: Distinguish between xcoff and dbx.
10228 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
10229 Call all debug hooks, not just dwarf ones.
10231 2001-07-11 Timothy Wall <twall@redhat.com>
10233 * config.gcc: Add configuration for AIX5/IA64.
10234 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
10235 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
10236 support prefix/suffix code.
10237 * config/ia64/t-aix: New. Makefile fragment.
10238 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
10240 2001-07-11 Kazu Hirata <kazu@hxi.com>
10242 * recog.c (validate_change): Fix a comment typo.
10244 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
10246 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
10247 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
10249 * dbxout.c (dbx_debug_hooks): Add new hooks.
10250 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
10252 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
10254 * dbxout.h (dbxout_start_new_source_file,
10255 dbxout_resume_previous_source_file): Delete.
10256 * debug.c (do_nothing_debug_hooks): Add new hooks.
10257 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
10258 (debug_nothing_int_charstar, debug_nothing_int): New.
10259 * debug.h (gcc_debug_hooks): New hooks define, undef,
10260 start_source_file and end_source_file.
10261 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
10262 (debug_nothing_int_charstar, debug_nothing_int): New.
10263 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
10264 the conditionally compiled section.
10265 (dwarf2out_start_source_file, dwarf2out_end_source_file,
10266 dwarf2out_define, dwarf2out_undef): Make static.
10267 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
10268 dwarf2out_define, dwarf2out_undef): Remove.
10269 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
10270 (dwarfout_start_source_file, dwarfout_end_source_file,
10271 dwarfout_define, dwarfout_undef): Make static.
10272 (dwarfout_start_source_file_check,
10273 dwarfout_end_source_file_check): New.
10274 (dwarfout_define, dwarfout_finish): Update.
10275 * dwarfout.h (dwarfout_start_new_source_file,
10276 dwarfout_resume_previous_source_file, dwarfout_define,
10277 dwarfout_undef): Remove.
10278 * sdbout.c (sdb_debug_hooks): Add new hooks.
10279 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
10281 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
10282 make static, take an arg.
10283 * sdbout.h (sdbout_start_new_source_file,
10284 sdbout_resume_previous_source_file): Delete.
10285 * toplev.c (debug_start_source_file, debug_end_source_file,
10286 debug_define, debug_undef): Delete.
10287 * toplev.h (debug_start_source_file, debug_end_source_file,
10288 debug_define, debug_undef): Delete.
10290 * java/jcf-parse.c: Include debug.h.
10291 (parse_class_file): Update to use debug hooks directly.
10292 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
10294 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10296 * alias.c (set_mem_alias_set): New function.
10297 * rtl.h (set_mem_alias_set): Declare it.
10298 * builtins.c (expand_builtin_return_addr): Call it instead of
10299 using MEM_ALIAS_SET accessor.
10300 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
10301 (get_memory_rtx, expand_builtin_va_arg): Likewise.
10302 (expand_builtin_va_copy):Likewise.
10303 * caller-save.c (setup_save_areas): Likewise.
10304 * calls.c (compute_argument_addresses): Likewise.
10305 * explow.c (set_mem_attributes): Likewise.
10306 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
10307 (expand_assignment, store_constructor_field, store_field): Likewise.
10308 (expand_expr_unaligned): Likewise.
10309 * function.c (assign_stack_temp_for_type): Likewise.
10310 (put_reg_into_stack, gen_mem_addressof): Likewise.
10311 * ifcvt.c (noce_try_cmove_arith): Likewise.
10312 * reload1.c (reload, alter_reg): Likewise.
10313 * config/alpha/alpha.c (get_aligned_mem): Likewise.
10314 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
10315 (alpha_expand_unaligned_store): Likewise
10316 (alpha_expand_unaligned_load_words): Likewise.
10317 (alpha_expand_unaligned_store_words): Likewise.
10318 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
10319 (alpha_expand_epilogue): Likewise.
10320 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
10321 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
10322 * config/i386/i386.c (legitimize_pic_address): Likewise.
10323 * config/i960/i960.c (setup_incoming_varargs): Likewise.
10324 * config/ia64/ia64.c (spill_restore_mem): Likewise.
10325 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
10326 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
10327 * config/mips/mips.c (mips_va_arg): Likewise.
10328 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
10329 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
10330 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10331 (setup_incoming_varargs, rs6000_va_arg): Likewise.
10332 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
10333 (rs6000_emit_epilogue): Likewise.
10334 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
10335 * config/sparc/sparc.c (sparc_va_arg): Likewise.
10336 * config/v850/v850.c (v850_va_arg): Likewise.
10338 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
10340 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
10341 when fallthru edge is present.
10342 (mege_blocks): Handle case where creation of jump insn
10345 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
10346 CLEANUP_POST_REGSTACK): New constants.
10347 * except.c (finish_eh_generation): Update call of cleanup_cfg,
10348 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
10349 * output.h (cleanup_cfg): Update prototype.
10350 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
10351 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
10352 cleanup_cfg call; kill missleading comment.
10353 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
10354 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
10355 parameter; control optimizations performed using it.
10356 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
10357 try_crossjump_bb): New functions.
10359 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
10361 * pa.c (pa_output_function_prologue): Delete prototype. Make function
10363 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
10364 pa_output_function_prologue.
10365 * pa-protos.h (pa_output_function_prologue): New prototype.
10367 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
10369 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
10370 and low to get correct sign extension in low+high test.
10372 2001-07-11 Janis Johnson <janis@us.ibm.com>
10374 * gcov.c (arcdata): Use gcov_type to fix branch percentage
10375 for large hit count.
10377 * profile.c (branch_prob): Fix .bbg info for computed gotos
10380 2001-07-11 Mark Mitchell <mark@codesourcery.com>
10382 * stmt.c (parse_output_constraint): New function, split out
10384 (expand_asm_operands): ... here. Use parse_output_constraint.
10385 * tree.h (parse_output_constraint): Declare it.
10387 2001-07-11 Richard Henderson <rth@redhat.com>
10389 * bitmap.c: Comment some functions; fiddle whitespace.
10390 (bitmap_free): Don't export.
10391 (bitmap_element_allocate): Use memset.
10392 * bitmap.h (bitmap_free): Don't declare.
10394 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
10396 * gcse.c, lcm.c, sched-deps.c:
10397 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
10399 * flow.c (flow_loops_find): Free dom if we found no loops, since
10400 we aren't going to save it.
10402 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
10405 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
10407 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
10409 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10411 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
10412 #ifndef DWARF2_DEBUGGING_INFO.
10414 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
10416 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
10418 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
10420 * config/mips/mips.c (gen_int_relational): Tell the caller not to
10421 reverse a branch if a NE comparison is implemented with GTU.
10423 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
10424 H.J. Lu <hjl@gnu.org>
10426 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
10427 constant addresses.
10428 (call_internal2): Likewise.
10429 (call_value_internal1): Likewise.
10430 (call_value_internal2): Likewise.
10431 (call_value_multiple_internal1): Likewise.
10432 (call_value_multiple_internal2): Likewise.
10434 2001-07-10 Kazu Hirata <kazu@hxi.com>
10436 * calls.c (emit_library_call_value_1): Fix a comment typo.
10437 * dwarf2out.c (mem_loc_descriptor): Likewise.
10438 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
10440 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
10442 * simplify-rtx.c (simplify_subreg): Fix typo in comment
10444 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10446 * recog.c (offsettable_address_p): Handle LO_SUM case.
10447 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
10448 instead of plus_constant.
10450 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10452 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
10453 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
10455 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10457 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
10458 adjust_address_nv instead of plus_constant.
10460 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
10462 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
10463 dwarf2out.o): Depend on debug.h, wrap long lines.
10464 * dbxout.c: Include debug.h.
10465 (dbx_debug_hooks): New.
10466 (dbxout_init): Make static, take just 2 args.
10467 (dbxout_finish): Make static.
10468 * dbxout.h (dbxout_init, dbxout_finish): Delete.
10469 * debug.c: New file.
10470 * debug.h: New file.
10471 * dwarf2out.c: Include debug.h.
10472 (dwarf2_debug_hooks): New.
10473 (dwarf2out_init): Make static.
10474 (dwarf2out_finish): Make static, take 2 args.
10475 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
10476 * dwarfout.c: Include debug.h.
10477 (dwarf_debug_hooks): New.
10478 (dwarfout_init): Make static.
10479 (dwarfout_finish): Make static, take 2 args.
10480 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
10481 * sdbout.c: Include debug.h.
10482 (sdb_debug_hooks): New.
10483 (sdbout_init): Make static, take 2 args.
10484 * sdbout.h (sdbout_init): Delete.
10485 * toplev.c: Include debug.h.
10486 (debug_hooks): New.
10487 (compile_file): Set deubg_hooks based on command line options.
10488 Use the hooks unconditionally rather than conditional compilation.
10490 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
10492 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
10493 first_insn_after_basic_block_note instead.
10495 * df.c (df_bb_refs_unlink): #if 0 out for now.
10497 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
10499 * ssa.h: Add prototype for ssa_const_prop
10500 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
10501 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
10502 (ssa_fast_dce): Remove unused variable
10504 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
10506 * diagnostic.c (finish_diagnostic): Rename to
10507 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
10510 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
10512 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
10515 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
10516 (dump_file): Only pad the demangled name with spaces if the
10517 mangled name was padded with spaces.
10519 2001-07-10 Bernd Schmidt <bernds@redhat.com>
10521 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
10524 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10526 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
10527 extraction if no direct load if either EXPAND_CONST_ADDRESS or
10528 EXPAND_INITIALIZER.
10530 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
10531 whether can put offset inside LO_SUM to check mode alignment, not size.
10533 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
10535 * doc/tm.texi (Misc): Fix thinko.
10537 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
10539 * regmove.c (replace_in_call_usage): Fix warnings.
10540 * sched-deps.c (add_dependence): Fix warnings.
10541 * simplify-rtx.c (simplify_subreg): Likewise.
10542 Return NULL_RTX instead of NULL.
10544 * reg-stack.c (emit_swap_insn): Eliminate warnings.
10545 (subst_asm_stack_regs): Likewise.
10547 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
10550 * dwarf2out.c (output_call_frame_info): Declare i as int.
10551 (build_abbrev_table): Declare n_alloc as int.
10552 (dwarf2out_finish): Initialize die.
10553 * except.c: Declare sjlj_funcdef_number as unsigned.
10554 (connect_post_landing_pads): Declare j as unsigned.
10555 (convert_to_eh_region_ranges): Initialize call_site.
10556 (output_function_exception_table): Initialize tt_format_size.
10557 * expr.c (move_by_pieces_1): Initialize to1.
10558 (store_constructor): Initialize minelt and maxelt.
10559 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
10560 * function.c (instantiate_decls): Avoid signed/unsigned warning.
10562 * c-decl.c (combine_parm_decls): Unused, remove.
10563 * c-tree.h: Remove prototype for combine_parm_decls.
10565 * reload.c (push_reload): Fix warning.
10566 (regno_clobbered_p): Likewise.
10567 * reload1.c (replace_pseudos_in_call_usage): Likewise.
10568 (reload_combine): Likewise.
10570 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
10571 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
10573 * bitmap.c (bitmap_operation): Change user.
10574 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
10576 2001-07-10 Eric Christopher <echristo@redhat.com>
10578 * config/mips/mips.c (override_options): Fix typo.
10580 2001-07-09 Stan Shebs <shebs@apple.com>
10582 * target.h (struct gcc_target): New fields init_builtins and
10584 * target-def.h (TARGET_INIT_BUILTINS): New macro.
10585 (TARGET_EXPAND_BUILTIN): New macro.
10586 (TARGET_INITIALIZER): Add them.
10587 * builtins.c: Include target.h.
10588 (expand_builtin): Use targetm.expand_builtin.
10589 (default_init_builtins): New function.
10590 (default_expand_builtin): New function.
10591 * expr.h (default_init_builtins): Declare.
10592 (default_expand_builtin): Declare.
10593 * c-common.c (c_common_nodes_and_builtins): Use
10594 targetm.init_builtins.
10595 * defaults.h (MD_INIT_BUILTINS): Remove.
10596 * Makefile.in (builtins.o): Depend on target.h.
10598 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
10599 (TARGET_EXPAND_BUILTIN): Define.
10600 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
10601 (MD_EXPAND_BUILTIN): Remove.
10603 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
10604 (TARGET_EXPAND_BUILTIN): Define.
10605 (c4x_init_builtins): Make endlink arg a local.
10606 (c4x_print_operand): Fix typos in adjust_address usages.
10607 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
10608 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
10609 (MD_EXPAND_BUILTIN): Remove.
10611 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
10612 (TARGET_EXPAND_BUILTIN): Define.
10613 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
10614 (ix86_init_builtins): Call new function only if TARGET_MMX.
10615 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
10616 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
10617 (MD_EXPAND_BUILTIN): Remove.
10619 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
10620 (TARGET_EXPAND_BUILTIN): Define.
10621 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
10622 (MD_EXPAND_BUILTIN): Remove.
10624 * doc/tm.texi: Document these changes.
10626 2001-07-09 Diego Novillo <dnovillo@redhat.com>
10628 * basic-block.h (tree_node): Forward declare if needed.
10629 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
10630 (BLOCK_HEAD_TREE): Define.
10631 (BLOCK_END_TREE): Define.
10632 (struct loops): Rename field 'tree' to 'tree_root'.
10633 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
10635 (flow_loops_tree_build): Rename reference to field 'tree' to
10637 (flow_loops_level_compute): Ditto.
10638 * predict.c (estimate_bb_frequencies): Ditto.
10639 * tree.h (struct tree_common): Add field 'aux'.
10641 2001-07-09 Stan Shebs <shebs@apple.com>
10643 * config/darwin.c (darwin_encode_section_info): Don't mark any
10644 DECL_EXTERNAL node as defined.
10646 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
10648 * pa.c (pa_init_machine_status, pa_mark_machine_status,
10649 pa_free_machine_status, hppa_init_pic_save): Delete.
10650 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
10651 (hppa_profile_hook): Use hppa_pic_save_rtx.
10652 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
10653 hppa_init_pic_save): Delete.
10654 (hppa_pic_save_rtx): Declare.
10655 * pa.md (call, call_value, sibcall, sibcall_value,
10656 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
10658 2001-07-09 Kazu Hirata <kazu@hxi.com>
10660 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
10661 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
10663 2001-07-09 Andreas Jaeger <aj@suse.de>
10665 * output.h: Add declaration of final_forward_branch_p.
10667 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
10669 * varray.c: Include errors.h for internal_error and trim_filename
10672 * Makefile.in (varray.o): Add errors.h.
10674 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
10676 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
10677 * optabs.c (have_add2_insn): Check whether the add insn chosen
10678 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
10679 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
10681 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
10683 * Makefile.in (OBJS): Add ssa-ccp.o
10684 (ssa-ccp.o): Add dependencies.
10685 * toplev.c (DFI_ssa_ccp): New dump file enum.
10686 (dump_file): Add entry for dumping after SSA CCP.
10687 (flag_ssa_ccp): New flag variable.
10688 (f_options): Add -fssa-ccp.
10689 (rest_of_compilation): Run SSA CCP if requested.
10690 * timevar.def (TV_SSA_CCP): New timevar.
10691 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
10692 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
10693 Fix minor typo in SSA DCE documentation.
10694 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
10695 Add documentation for new dump option. Renumber dump files
10698 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10700 * emit-rtl.c (gen_highpart_mode): New.
10701 * rtl.h (gen_highpart_mode): Declare.
10702 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
10703 operand can be VOIDmode constant.
10705 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
10707 * flow.c (redirect_edge_and_branch_force): New.
10708 (can_fallthru): Ensure that basic blocks are succeeding.
10709 (try_optimize_cfg): Do not delete basic block if it is the last one.
10711 * flow.c (try_redirect_by_replacing_jump): Do not remove
10712 jumps with side effects, unlink chain on fallthru edge;
10713 set block for new jump instruction; avoid basic block to
10714 over by line number note.
10716 * flow.c (try_simplify_condjump): Verify that the condjump
10717 is not always falling trought.
10720 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
10722 * flow.c (forwarder_block_p): Fix for fallthru blocks.
10723 (try_redirect_by_replacing_jump): Update properly the count
10724 and frequency information.
10726 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10728 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
10729 address that is a LO_SUM specially.
10730 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
10732 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
10734 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
10735 (operand_subword): Use them.
10736 (change_address_1): Renamed from change_address; new arg VALIDATE.
10737 * expr.h: Reflect above changes; change_address now macro.
10738 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
10740 * cselib.c (add_mem_for_addr): Likewise.
10741 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
10742 * regmove.c (try_apply_stack_adjustment): Likewise.
10743 * reload.c (push_reload, make_memloc): Likewise.
10744 * reload1.c (eliminate_regs): Likewise.
10745 * simplify-rtx.c (simplify_replace_rtx): Likewise.
10746 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
10748 * combine.c (make_extraction, simplify_shift_const): Likewise.
10749 (gen_lowpart_for_combine): Likewise.
10750 * cse.c (gen_lowpart_if_possible): Likewise.
10751 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
10752 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
10753 * optabs.c (gen_move_insn): Likewise.
10754 * reload1.c (alter_reg): Likewise.
10755 * simplify-rtx.c (simplify_subreg): Likewise.
10756 * stmt.c (expand_anon_union_decl): Likewise.
10757 * recog.c (validate_replace_rtx_1): Likewise.
10759 * Makefile.in (recog.o): Add $(EXPR_H).
10760 * explow.c (stabilize): Call replace_equiv_address.
10761 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
10762 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
10764 2001-07-03 Andrew Haley <aph@redhat.com>
10766 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
10767 the mode of the memory location.
10769 2001-07-09 Bo Thorsen <bo@suse.co.uk>
10771 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
10773 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
10775 * final.c (output_addr_const): Use target opening and
10776 closing parentheses.
10777 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
10778 defaults, add to TARGET_ASM_OUT.
10779 * target.h (struct gcc_target): Add open_paren and close_paren.
10780 * doc/md.texi: Update.
10781 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
10782 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
10783 TARGET_ASM_CLOSE_PAREN.
10784 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
10786 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
10788 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
10789 * config/a29k/a29k.h: Similarly.
10790 * config/alpha/alpha.h: Similarly.
10791 * config/arc/arc.h: Similarly.
10792 * config/arm/aof.h: Similarly.
10793 * config/arm/aout.h: Similarly.
10794 * config/avr/avr.h: Similarly.
10795 * config/c4x/c4x.h: Similarly.
10796 * config/clipper/clipper.h: Similarly.
10797 * config/convex/convex.h: Similarly.
10798 * config/d30v/d30v.h: Similarly.
10799 * config/dsp16xx/dsp16xx.h: Similarly.
10800 * config/elxsi/elxsi.h: Similarly.
10801 * config/fr30/fr30.h: Similarly.
10802 * config/h8300/h8300.h: Similarly.
10803 * config/i370/i370.h: Similarly.
10804 * config/i386/i386.h: Similarly.
10805 * config/i860/i860.h: Similarly.
10806 * config/i960/i960.h: Similarly.
10807 * config/ia64/ia64.h: Similarly.
10808 * config/m32r/m32r.h: Similarly.
10809 * config/m68hc11/m68hc11.h: Similarly.
10810 * config/m68k/m68k.h: Similarly.
10811 * config/m88k/m88k.h: Similarly.
10812 * config/mcore/mcore.h: Similarly.
10813 * config/mips/mips.h: Similarly.
10814 * config/mn10200/mn10200.h: Similarly.
10815 * config/mn10300/mn10300.h: Similarly.
10816 * config/ns32k/ns32k.h: Similarly.
10817 * config/pa/pa.h: Similarly.
10818 * config/pdp11/pdp11.h: Similarly.
10819 * config/pj/pj.h: Similarly.
10820 * config/romp/romp.h: Similarly.
10821 * config/rs6000/rs6000.h: Similarly.
10822 * config/sh/sh.h: Similarly.
10823 * config/sparc/sparc.h: Similarly.
10824 * config/v850/v850.h: Similarly.
10825 * config/vax/vax.h: Similarly.
10826 * config/we32k/we32k.h: Similarly.
10828 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
10830 * doc/c-tree.texi: Document representation of attributes.
10832 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
10834 * doc/tm.texi: Update some places for the rename of target to
10837 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
10839 * target.h (struct gcc_target): Add insert_attributes.
10840 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
10841 (TARGET_INITIALIZER): Update.
10842 * tree.c, tree.h (default_insert_attributes): New function.
10843 Update comments on other default functions to refer to targetm,
10845 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
10846 TARGET_INSERT_ATTRIBUTES.
10847 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
10848 * c-common.c (decl_attributes): Use targetm.insert_attributes.
10849 Don't use PRAGMA_INSERT_ATTRIBUTES.
10850 * Makefile.in (c-common.o): Depend on $(TARGET_H).
10851 * c-decl.c (start_decl, start_function): Don't call
10852 SET_DEFAULT_DECL_ATTRIBUTES.
10853 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
10854 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
10856 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
10857 (c4x_check_attribute): Avoid modifying attribute list itself.
10858 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
10860 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
10861 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
10863 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
10864 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
10866 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
10867 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
10869 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
10870 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
10871 Adjust parameters. Make static.
10873 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
10875 * c-common.c (decl_attributes): Only take a single attributes
10877 * c-common.h (decl_attributes): Update prototype.
10878 * c-decl.c (start_decl, start_function): Only take a single
10879 attributes parameter. Update calls to decl_attributes.
10880 (finish_struct, finish_enum): Update calls to decl_attributes.
10881 (push_parm_decl): Expect unified list of attributes. Update call
10882 to decl_attributes.
10883 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
10884 notype_nested_function, component_declarator,
10885 component_notype_declarator, label): Update calls to
10887 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
10888 lists that are passed to push_parm_decl.
10889 * c-tree.h (start_function, start_decl): Update prototypes.
10890 * config/sh/sh-protos.h, config/sh/sh.c
10891 (sh_pragma_insert_attributes): Only take a single attributes
10893 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
10894 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
10895 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
10896 build_module_descriptor, generate_static_references,
10897 generate_strings, build_selector_translation_table,
10898 generate_descriptor_table, generate_protocols,
10899 generate_ivars_list, generate_dispatch_table,
10900 generate_protocol_list, generate_category,
10901 generate_shared_structures, really_start_method, add_objc_decls,
10902 generate_classref_translation_entry): Update calls to start_decl
10903 and start_function.
10904 (build_tmp_function_decl, start_method_def): Unify attribute lists
10905 that are passed to push_parm_decl.
10907 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
10909 * final.c (no_asm_to_stream): New.
10910 (final_scan_insn): Use target structures for prologue ends
10911 and epilogue starts.
10912 * output.h (no_asm_to_stream): New.
10913 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
10914 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
10915 (TARGET_ASM_OUT): Update.
10916 * target.h (struct gcc_target): New members function_end_prologue
10917 and function_begin_epilogue.
10918 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
10919 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
10920 * config/alpha/alpha.c (output_end_prologue): Rename to
10921 alpha_output_function_end_prologue. Use in target struct
10923 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
10924 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
10925 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
10926 ia64_output_function_end_prologue. Use in target struct
10928 (ia64_function_prologue, ia64_funciton_epilogue): Rename
10929 mistyped prototypes.
10930 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
10931 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
10933 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
10934 an use in target struct, make static.
10935 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
10938 2001-07-08 Richard Henderson <rth@redhat.com>
10940 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
10942 2001-07-08 Richard Henderson <rth@redhat.com>
10944 * config/i386/i386.md: Remove constraints strings from define_split
10945 and define_peephole2 patterns.
10946 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
10947 (eh_return): Use them.
10949 2001-07-08 Richard Henderson <rth@redhat.com>
10951 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
10952 Document MD_FALLBACK_FRAME_STATE_FOR.
10954 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10956 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
10957 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
10959 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
10961 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
10963 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
10964 of the label inside NAME as opposed to just the end of NAME.
10966 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
10968 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
10969 * config/alpha/alpha.c (alpha_init_machine_status,
10970 alpha_mark_machine_status, alpha_free_machine_status): Delete.
10971 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
10972 (vms_valid_decl_attribute_p): Make static, conditionally compile.
10973 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
10975 2001-07-06 Stan Shebs <shebs@apple.com>
10977 * target.h (targetm): Rename global from "target", so as not to
10978 conflict with local variables.
10980 * c-typeck.c: Ditto.
10983 * cp/decl.c: Ditto.
10984 * cp/decl2.c: Ditto.
10985 * cp/typeck.c: Ditto.
10986 * 1750a/1750a.c: Ditto.
10987 * a29k/a29k.c: Ditto.
10988 * arc/arc.c: Ditto.
10989 * arm/arm.c: Ditto.
10990 * avr/avr.c: Ditto.
10991 * clipper/clipper.c: Ditto.
10992 * convex/convex.c: Ditto.
10993 * d30v/d30v.c: Ditto.
10994 * dsp16xx/dsp16xx.c: Ditto.
10995 * elxsi/elxsi.c: Ditto.
10996 * fr30/fr30.c: Ditto.
10997 * h8300/h8300.c: Ditto.
10998 * i370/i370.c: Ditto.
10999 * i386/i386.c: Ditto.
11000 * i860/i860.c: Ditto.
11001 * i960/i960.c: Ditto.
11002 * ia64/ia64.c: Ditto.
11003 * m32r/m32r.c: Ditto.
11004 * m68hc11/m68hc11.c: Ditto.
11005 * m68k/m68k.c: Ditto.
11006 * m88k/m88k.c: Ditto.
11007 * mips/mips.c: Ditto.
11008 * ns32k/ns32k.c: Ditto.
11010 * pdp11/pdp11.c: Ditto.
11011 * romp/romp.c: Ditto.
11012 * rs6000/rs6000.c: Ditto.
11014 * sparc/sparc.c: Ditto.
11015 * vax/vax.c: Ditto.
11016 * we32k/we32k.c: Ditto.
11017 * doc/tm.texi: Update the manual to match.
11019 2001-07-06 Richard Henderson <rth@redhat.com>
11021 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
11022 DWARF2_UNWIND_INFO not just whether it is defined.
11024 2001-07-06 Diego Novillo <dnovillo@redhat.com>
11026 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
11027 call to simplify_binary_operation returns a new pattern.
11029 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
11031 * glimits.h (__SHRT_MAX__): New.
11032 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
11033 (SHRT_MAX): Define in terms of __SHRT_MAX__.
11035 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
11037 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
11040 2001-07-06 Richard Henderson <rth@redhat.com>
11042 * bitmap.c (bitmap_release_memory): Move adjacent to the
11043 allocation functions.
11044 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
11045 the implementation. Binary search for the set bit.
11046 (bitmap_union_of_diff): Allocate the temporary on the stack
11047 instead of using xmalloc.
11049 2001-07-06 Richard Henderson <rth@redhat.com>
11051 * genrecog.c (validate_pattern): Warn for constraints in
11052 define_{expand,split,peephole2}. Remove strict_low_part
11053 before looking up match_dup.
11055 2001-07-06 DJ Delorie <dj@redhat.com>
11057 * doc/gcc.texi (Makefile): Rename to be a more general purpose
11058 chapter about various build hints and history. Add section
11059 talking about the various types of native and cross builds.
11061 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
11063 * Makefile.in (final.o): Depend on target.h.
11064 * final.c: Include target.h.
11065 (default_function_pro_epilogue): New.
11066 (final_start_function): Use target structure for function prologues.
11067 (final_end_function): Use target structure for function epilogues.
11068 * fold-const.c (real_hex_to_f): Constify s and p.
11069 * output.h (default_function_pro_epilogue): New.
11070 * real.h (real_hex_to_f): Update prototype.
11071 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
11072 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
11073 (TARGET_INITIALIZER): Update.
11074 * target.h (gcc_target): Add struct asm_out.
11075 * doc/tm.texi: Update.
11078 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
11079 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
11080 in cpu/cpu.c, or rename old functions consistently. Take
11081 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
11082 redundant macros and prototypes. Make new functions static.
11084 * 1750a/1750a.c: Similarly.
11085 * 1750a/1750a.h: Similarly.
11086 * a29k/a29k-protos.h: Similarly.
11087 * a29k/a29k.c: Similarly.
11088 * a29k/a29k.h: Similarly.
11089 * arc/arc-protos.h: Similarly.
11090 * arc/arc.c: Similarly.
11091 * arc/arc.h: Similarly.
11092 * arm/arm-protos.h: Similarly.
11093 * arm/arm.c: Similarly.
11094 * arm/arm.h: Similarly.
11095 * avr/avr-protos.h: Similarly.
11096 * avr/avr.c: Similarly.
11097 * avr/avr.h: Similarly.
11098 * clipper/clipper-protos.h: Similarly.
11099 * clipper/clipper.c: Similarly.
11100 * clipper/clipper.h: Similarly.
11101 * convex/convex.c: Similarly.
11102 * convex/convex.h: Similarly.
11103 * d30v/d30v-protos.h: Similarly.
11104 * d30v/d30v.c: Similarly.
11105 * d30v/d30v.h: Similarly.
11106 * d30v/d30v.md: Similarly.
11107 * dsp16xx/dsp16xx-protos.h: Similarly.
11108 * dsp16xx/dsp16xx.c: Similarly.
11109 * dsp16xx/dsp16xx.h: Similarly.
11110 * elxsi/elxsi.c: Similarly.
11111 * elxsi/elxsi.h: Similarly.
11112 * fr30/fr30.c: Similarly.
11113 * fr30/fr30.md: Similarly.
11114 * h8300/h8300-protos.h: Similarly.
11115 * h8300/h8300.c: Similarly.
11116 * h8300/h8300.h: Similarly.
11117 * i370/i370-protos.h: Similarly.
11118 * i370/i370.c: Similarly.
11119 * i370/i370.h: Similarly.
11120 * i386/i386.c: Similarly.
11121 * i386/osf1elf.h: Similarly.
11122 * i386/osfrose.h: Similarly.
11123 * i860/i860-protos.h: Similarly.
11124 * i860/i860.c: Similarly.
11125 * i860/i860.h: Similarly.
11126 * i960/i960-protos.h: Similarly.
11127 * i960/i960.c: Similarly.
11128 * i960/i960.h: Similarly.
11129 * ia64/ia64-protos.h: Similarly.
11130 * ia64/ia64.c: Similarly.
11131 * ia64/ia64.h: Similarly.
11132 * m32r/m32r-protos.h: Similarly.
11133 * m32r/m32r.c: Similarly.
11134 * m32r/m32r.h: Similarly.
11135 * m68hc11/m68hc11-protos.h: Similarly.
11136 * m68hc11/m68hc11.c: Similarly.
11137 * m68hc11/m68hc11.h: Similarly.
11138 * m68k/crds.h: Similarly.
11139 * m68k/dpx2.h: Similarly.
11140 * m68k/m68k-protos.h: Similarly.
11141 * m68k/m68k.c: Similarly.
11142 * m68k/m68k.h: Similarly.
11143 * m68k/news.h: Similarly.
11144 * m88k/m88k-protos.h: Similarly.
11145 * m88k/m88k.c: Similarly.
11146 * m88k/m88k.h: Similarly.
11147 * mips/mips-protos.h: Similarly.
11148 * mips/mips.c: Similarly.
11149 * mips/mips.h: Similarly.
11150 * ns32k/merlin.h: Similarly.
11151 * ns32k/ns32k.c: Similarly.
11152 * ns32k/ns32k.h: Similarly.
11153 * ns32k/tek6000.h: Similarly.
11154 * pa/pa-protos.h: Similarly.
11155 * pa/pa.c: Similarly.
11156 * pa/pa.h: Similarly.
11157 * pdp11/2bsd.h: Similarly.
11158 * pdp11/pdp11-protos.h: Similarly.
11159 * pdp11/pdp11.c: Similarly.
11160 * pdp11/pdp11.h: Similarly.
11161 * romp/romp-protos.h: Similarly.
11162 * romp/romp.c: Similarly.
11163 * romp/romp.h: Similarly.
11164 * rs6000/rs6000-protos.h: Similarly.
11165 * rs6000/rs6000.c: Similarly.
11166 * rs6000/rs6000.h: Similarly.
11167 * rs6000/sysv4.h: Similarly.
11168 * sh/sh-protos.h: Similarly.
11169 * sh/sh.c: Similarly.
11170 * sh/sh.h: Similarly.
11171 * sparc/sparc-protos.h: Similarly.
11172 * sparc/sparc.c: Similarly.
11173 * sparc/sparc.h: Similarly.
11174 * vax/vax.c: Similarly.
11175 * vax/vax.h: Similarly.
11176 * vax/vms.h: Similarly.
11177 * we32k/we32k.c: Similarly.
11178 * we32k/we32k.h: Similarly.
11180 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
11182 * basic-block.h (first_insn_after_basic_block_note): Declare.
11183 * flow.c (first_insn_after_basic_block_note): Define. Moved
11185 * ssa.c (first_insn_after_basic_block_note): Remove.
11186 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
11188 (ssa_eliminate_dead_code): Properly update the CFG and PHI
11189 nodes when we find a dead conditional branch. Insert BARRIERs
11190 after any blocks with no successors, but which do not have
11193 2001-07-06 Zack Weinberg <zackw@stanford.edu>
11195 * varray.c (varray_check_failed): Use internal_error.
11197 2001-07-05 Andrew Haley <aph@redhat.com>
11199 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
11200 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
11201 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
11203 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
11205 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
11206 reference if the target constant is also a SYMBOL_REF.
11208 2001-07-05 Eric Christopher <echristo@redhat.com>
11210 * config/mips/mips.h (MASK_MIPS3900): Remove.
11211 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
11212 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
11213 (TARGET_MIPS3900): Change to use mips_arch.
11214 (TARGET_MIPS4000): New.
11215 (TARGET_MIPS4100): New.
11216 (TARGET_MIPS4300): New.
11217 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
11218 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
11220 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
11221 (ISA_HAS_BRANCHLIKELY): To here.
11222 (CC1_CPU_SPEC): New.
11223 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
11224 (mips_arch_string): Declare.
11225 (mips_arch): Declare.
11226 (TARGET_OPTIONS): Add -march and -mtune.
11228 * config/mips/mips.c (mips_arch_string): New.
11230 (override_options): Handle -march for codegen and -mtune
11231 for scheduling. Use mips_arch. Move tx39 target default here.
11232 (mips_parse_cpu): Move error message to override_options.
11234 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
11236 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
11238 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
11239 (MIPS Options): Ditto. Change mcpu entry to historical text.
11241 2001-07-05 H.J. Lu (hjl@gnu.org)
11243 * config/mips/mips.c (mips_parse_cpu): New function to parse
11246 2001-07-05 Jim Wilson <wilson@redhat.com>
11248 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
11249 * config/ia64/t-ia64: Likewise.
11250 (LIB1ASMFUNCS): Update comment.
11252 2001-07-05 David Edelsohn <edelsohn@gnu.org>
11254 * doc/install.texi (Install GCC: Binaries): Fix typo.
11256 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11258 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
11259 reference using the stack pointer, adjust it since we push Y
11261 ("*ashrsi3"): Likewise.
11262 ("*lshrsi3"): Likewise.
11264 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11266 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
11267 when -fomit-frame-pointer is used.
11269 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
11271 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
11272 (try_redirect_by_replacing_jump): Reverse updating properly the
11273 count and frequency information. Reverse removing cc0 setter.
11274 (forwarder_block_p): Reverse fixing for fallthru blocks.
11276 2001-07-05 DJ Delorie <dj@redhat.com>
11278 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
11279 (translate_options): If the above is defined, use it to map
11280 given options to new options.
11281 * doc/tm.texi: Document it.
11283 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
11284 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11286 * doc/invoke.texi (Optimize Options): Document that -fgcse may
11287 cause programs using computed gotos to run more slowly.
11289 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11291 * doc/install.texi (Specific): Markup, spelling and typo fixes.
11293 Consistently require binutils 2.11.2, not prereleases.
11294 (Specific, decstation-*): Canonicalize as mips-dec-*.
11295 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
11297 (Specific, m68k-altos): Removed reference to README.altos, deleted.
11298 (Specific, mips-*): Reword MIPS C compiler requirements.
11299 (Specific, powerpc*-*-*): New, mention --with-cpu once.
11300 (Specific, sunv5): Removed, obsolete.
11302 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
11304 * dwarf2out.c (output_loc_list): Use an all ones mask for
11305 .text asm output and don't rely on long long
11306 literals. Reformat some long lines.
11308 2001-07-05 Andreas Jaeger <aj@suse.de>
11310 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
11313 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
11315 * dwarf2out.c (dwarf2out_define): Update comment.
11316 (dwarf2out_undef): Ditto.
11317 (dwarf2out_start_source_file): Ditto.
11318 (dwarf2out_end_source_file): Ditto.
11319 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
11320 since we never call the start/end debug hook for the primary file.
11322 2001-07-04 Kazu Hirata <kazu@hxi.com>
11324 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
11327 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
11329 * cppinit.c (remove_dup_dirs): Inform if a system include
11330 directory is being reordered.
11331 * doc/invoke.texi (Directory Options): GCC warns if you hide a
11333 * doc/cpp.texi (Search Paths): Likewise.
11334 * doc/gcc.texi (Interoperation): Remove information about
11337 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
11339 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
11340 (VARRAY_TOP_CHAR_PTR): Likewise.
11342 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11344 * gcc.c (process_command): Don't assign elements of a const char*.
11346 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11348 * emit-rtl.c (change_address): Don't abort if invalid address while
11349 reload is in progress.
11351 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
11353 * c-lex.c (cb_file_change): Pass line number to
11354 debug_start_source_file.
11355 (cb_undefine): Pass correct line number to debug_undef.
11357 * toplev.c (debug_start_source_file): Add line number to
11358 parameters. Pass it along to dwarf2out_start_source_file.
11359 (decode_g_option): Stop resetting debug level back to normal when
11360 we change debug formats, unless the current level is
11361 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
11364 * toplev.h (debug_start_source_file): Add line number to
11367 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
11370 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
11372 Output debug_macinfo data for starting file if requested.
11373 (dwarf2out_end_source_file): Output debug_macinfo data for ending
11375 (dwarf2out_define): Output debug_macinfo data for defining a macro
11377 (dwarf2out_undef): Output debug_macinfo data for undefining a
11378 macro if requested.
11379 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
11380 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
11381 (macinfo_section_label): New. DWARF2 macro info section label.
11382 (dwarf2out_init): If we want macro info, output the start label
11384 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
11385 attribute to the compilation unit die pointing to the macro info.
11387 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
11389 * dwarf2out.c (new_loc_list): Move to inside #ifdef
11390 DWARF2_DEBUGGING_INFO.
11391 (add_loc_descr_to_loc_list): Ditto.
11392 (output_loc_list): Ditto.
11393 Also, fix thinko in curr not being initialized.
11394 (gen_internal_sym): Ditto.
11396 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11398 * emit-rtl.c (replace_equiv_address): New function.
11399 * expr.h (replace_equiv_address): New declaration.
11400 * explow.c (validize_mem): Call it instead of change_address and
11401 also call if -fforce-addr and address is constant.
11402 * expr.c: Replace more calls to change_address with adjust_address
11403 and/or replace_equiv_address or to validize_mem.
11404 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
11405 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
11406 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
11407 * config/i370/i370.md, config/i860/i860.md: Likewise.
11408 * config/i960/i960.md, config/mips/mips.c: Likewise.
11409 * config/mips/mips.md, config/pa/pa.md: Likewise.
11410 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
11411 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
11413 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11415 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
11417 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
11420 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
11422 * doc/include: New directory.
11423 * doc/fdl.texi: Move to doc/include/fdl.texi.
11424 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
11425 * doc/include/funding.texi, doc/include/gpl.texi: New files.
11426 * doc/gcc.texi: Use funding.texi and gpl.texi.
11427 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
11428 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
11429 Update dependencies and use -I $(docdir)/include.
11431 2001-07-04 Anthony Green <green@redhat.com>
11433 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
11435 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11437 * doc/install.texi (sparc64-*-*): Remove garbage.
11439 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
11441 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
11442 Fix typo in last change to use adjust_address.
11444 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11446 * doc/install.texi (Specific): Update information for *-*-solaris*.
11448 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11450 * explow.c (plus_constant_wide): Reinitialize Y for restart.
11452 2001-07-03 Stan Shebs <shebs@apple.com>
11454 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
11455 case for flag_no_mach_text_sections.
11456 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
11457 * config/darwin.c (flag_no_mach_text_sections): Remove.
11458 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
11460 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11462 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
11463 and avoid checking for constant as first operand.
11464 * recog.c (find_constant_term_loc): No longer static.
11465 (adj_offettable_operand): Delete.
11466 * rtl.h (adj_offsettable_operand): Delete declaration.
11467 (find_constant_term): Add declaration.
11468 * caller-save.c: Replace calls to adj_offsettable_operand with calls
11470 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
11471 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
11472 * config/i386/i386.c, config/i386/i386.md: Likewise.
11473 * config/i860/i860.c, config/i960/i960.c: Likewise.
11474 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
11475 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
11476 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
11477 * config/mips/mips.c, config/mips/mips.md: Likewise.
11478 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
11479 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
11480 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
11481 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
11482 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
11483 * config/ns32k/ns32k.md: Likewise.
11485 2001-07-03 Zack Weinberg <zackw@stanford.edu>
11487 * rtl.c (copy_rtx): Handle 'T' format letter.
11488 * gensupport.c (collect_insn_data): Likewise.
11489 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
11491 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
11493 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
11494 -B option. Use 'dir' not 'foo' as example directory name.
11496 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11498 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
11499 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
11501 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
11503 * doc/cppinternals.texi: Improve formatting and logical markup.
11505 2001-07-03 Andreas Jaeger <aj@suse.de>
11507 * Makefile.in (insn-recog.o): Add dependency on reload.h.
11509 * genrecog.c (write_header): Include reload.h for prototypes in
11512 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
11515 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
11516 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
11517 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
11518 i386_pe_valid_type_attribute_p): Add.
11519 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
11520 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
11522 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11524 * explow.c (plus_constant_wide, case LO_SUM): New case.
11525 (plus_constant_for_output_wide): Delete.
11526 * rtl.h (plus_constant_for_output): Delete.
11527 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
11528 instead of plus_constant_for_output.
11529 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
11530 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
11531 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
11532 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
11533 * config/sparc/sparc.md: Likewise.
11534 Convert some change_address calls to adjust_address.
11536 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
11538 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
11539 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
11540 documentation of -std and -Wwrite-strings.
11542 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
11544 * cse.c (canon_hash): Don't register registers in very small
11545 register classes, as extending their lifetime might cause
11548 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11550 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
11552 * flow.c (forwarder_block_p): Fix for fallthru blocks.
11553 (try_redirect_by_replacing_jump): Update properly the count
11554 and frequency information.
11556 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
11558 * toplev.c (dump_file_index): Move SSA dumps just after first
11560 (dump_file): Corresponding changes.
11561 (rest_of_compilation): Move SSA path to just after the first
11563 * doc/gcc.texi (Passes): Update due to movement of SSA path.
11564 * doc/invoke.texi: Update dump file #s as they were completely
11565 out of date with reality.
11567 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
11569 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
11571 * expr.c (emit_move_insn_1): Deal with non-default
11574 * expr.c (emit_single_push_insn): Fix warning.
11576 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
11578 * expr.c (emit_move_insn_1): Avoid modifying
11579 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
11581 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11583 * emit-rtl.c (adjust_address): New function.
11584 * expr.h (adjust_address): Add declaration.
11585 * builtins.c: Replace some calls to change_address with calls to it
11586 or to validize_mem.
11587 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
11588 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
11589 * config/arm/arm.c, config/convex/convex.c: Likewise.
11590 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
11591 * config/i386/i386.c, config/i386/i386.md: Likewise.
11592 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
11593 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
11594 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
11595 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
11596 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
11598 2001-07-02 Jim Wilson <wilson@redhat.com>
11600 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
11602 2001-07-02 Steve Ellcey <sje@cup.hp.com>
11604 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
11605 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
11607 2001-07-02 Zack Weinberg <zackw@stanford.edu>
11609 * cppinit.c (lang_defaults): New table.
11610 (set_lang): Just read from lang_defaults into the live options
11613 2001-07-02 Zack Weinberg <zackw@stanford.edu>
11615 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
11616 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
11617 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
11619 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11621 * doc/install.texi: Various spelling and markup fixes.
11622 (Installing GCC): Component specific installation instructions are
11625 Warn about removing old install dir in the presence of shared libs.
11626 (Configuration): Invoke with options target to match configure
11628 Consistently refer to gas, gld pathnames.
11629 Invert --enable-multilib documentation.
11630 Remove references to old compiler versions.
11632 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11634 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
11636 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11638 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
11640 (Specific, mips*-sgi-irix5): Note IDO download.
11641 Reworded MIPS C hints.
11642 Use GNU as instead of GAS.
11644 Removed SGI Freeware reference, IRIX 6 only.
11645 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
11646 Note N64 library requirement/workaround.
11648 Complete list of structure passing bug victims.
11650 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11652 * doc/install.texi: Remove CVS Id.
11654 2001-07-02 Andreas Jaeger <aj@suse.de>
11656 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
11657 (find_inherently_necessary): Remove unused variable.
11659 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
11661 * c-common.h (TDI_inlined): New ast dump phase.
11662 (dump_flag_name): New function.
11663 * c-dump.c (dump_files): Add inlined phase.
11664 (dump_flag_name): Define.
11665 * doc/invoke.texi (-fdump-ast-inlined): Document.
11667 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11669 * stor-layout.c (layout_decl): Revert change to handling of alignment
11672 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11674 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
11677 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
11679 * doc/tm.texi (FUNCTION_ARG): Document that the last call
11682 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
11684 * tlink.c (recompile_files): Remove COMPILER_PATH and
11685 LIBRARY_PATH from the environment.
11687 2001-07-01 Zack Weinberg <zackw@stanford.edu>
11689 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
11690 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
11692 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
11694 * c-parse.in (OBJC_STRING): Kill.
11695 (objc_string): Decompose to [objc_string] '@' STRING.
11696 (reswords): Take the leading '@' off all the Objective C keywords.
11697 (objc_rid_sans_at): Kill.
11698 (init_reswords): Don't initialize it.
11699 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
11700 (_yylex): Kill reconsider label. Look ahead one token after
11701 an '@'; if we get an identifier, check whether it's an
11702 Objective C @-keyword. If so, return the keyword. Otherwise,
11703 put back the token and return the '@' as a terminal.
11705 * cpplib.c (lex_macro_node): Remove unnecessary check for
11706 leading '@' on identifier. Clarify control flow and commentary.
11708 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11710 * cse.c (new_label_ref): Variable deleted.
11711 (insert): Remove set of new_label_ref.
11712 (check_for_label_ref): New function.
11713 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
11715 See ChangeLog.5 for earlier changes.