1 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
3 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
4 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
6 2001-10-26 Richard Henderson <rth@redhat.com>
8 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
9 rename PV_REG to R27_REG.
10 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
11 (REG_CLASS_FROM_LETTER): Update.
12 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
13 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
14 (udivsi3, modsi3, umodsi3): Likewise.
15 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
17 2001-10-26 Richard Henderson <rth@redhat.com>
19 * cfg.c (clear_aux_for_blocks): Split out of ...
20 (free_aux_for_blocks): here.
21 (clear_aux_for_edges): Split from ...
22 (free_aux_for_edges): here.
23 * basic-block.h: Declare them.
24 * lcm.c (compute_antinout_edge): Use them.
25 (compute_laterin, compute_available, compute_nearerout): Likewise.
26 (optimize_mode_switching): Likewise.
28 2001-10-26 Richard Henderson <rth@redhat.com>
30 * Makefile.in (unstage*): Remove as, ld, collect-ld before
31 moving everything back to the main build directory.
33 2001-10-26 Christopher Faylor <cgf@redhat.com>
35 * config/i386/cygwin.h: Search target specfic include directory, if
38 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
40 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
41 of macro guards. Fix #endif comment.
43 * output.h (default_exception_section, default_eh_frame_section):
44 Move prototypes outside of macro guard.
46 * crtstuff.c: Fix #endif comment.
48 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
50 * doc/md.texi (movMM): Clarify semantics of storing into a
51 non-paradoxical SUBREG.
53 2001-10-25 Zack Weinberg <zack@codesourcery.com>
55 * langhooks.c (lang_hook_default_clear_binding_stack): New.
56 (lang_hook_default_get_alias_set): Move next to other alias
58 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
59 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
60 (LANG_HOOKS_INITIALIZER): Add it.
61 * toplev.h (struct lang_hooks): Add clear_binding_stack.
62 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
63 instead of a loop calling poplevel.
65 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
67 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
68 occurrences of #elif with #if...#endif.
70 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
72 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
74 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
76 * alias.c (can_address_p): No longer static.
77 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
78 Return 0 if all parameters are default values.
79 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
80 (adjust_address_1): Try harder to compute a size.
81 * expr.c (expand_assignment, store_constructor): If can't address,
82 set MEM_KEEP_ALIAS_SET_P.
83 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
84 (store_field): Likewise.
85 (store_constructor): Simplify call to store_constructor_field.
86 * expr.h (can_address_p): New declaration.
87 * gensupport.c (gen_rtx_CONST_INT): New function.
88 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
89 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
90 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
92 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
94 2001-10-24 Christopher Faylor <cgf@redhat.com>
96 * config/i386/cygwin.h: Use proper path for mingw crt files when
99 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
101 * dwarf2out.c (file_info_cmp): Always return consistent results.
103 2001-10-24 Roger Sayle <roger@eyesopen.com>
105 * stmt.c (expand_end_case): Index jumptables from zero for
106 suitably small values of minval.
108 2001-10-24 Jakub Jelinek <jakub@redhat.com>
110 * stor-layout.c (place_union_field): If any field was aligned with
111 attribute aligned, set record type's TYPE_USER_ALIGN.
112 (place_field): Likewise.
113 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
114 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
116 2001-10-24 Zack Weinberg <zack@codesourcery.com>
118 * c-common.h (struct c_common_identifier): Remove rid_code field.
119 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
121 * c-typeck.c (constructor_designated): New local flag.
122 (struct constructor_stack): Add "designated" field to match.
123 (start_init): Clear it.
124 (really_start_incremental_init, push_init_level): Push and
126 (pop_init_level): Pop it.
127 (set_designator): Set it.
129 (pop_init_level): Suppress "missing initializer" warnings if
130 constructor_designated is true.
131 (process_init_element): Suppress warning about union
132 initialization under traditional C, if constructor_designated
135 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
137 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
140 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
142 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
144 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
146 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
147 the node was already a set to a constant.
149 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
151 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
152 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
154 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
156 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
157 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
158 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
159 * s390.c (s390_final_chunkify): Don't use string concatenation.
160 (s390_function_prologue, s390_function_epilogue): Const-ify.
161 * s390.h (FUNCTION_PROFILER): Remove unused variable.
163 2001-10-24 Jakub Jelinek <jakub@redhat.com>
165 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
168 2001-10-23 Stan Shebs <shebs@apple.com>
170 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
171 -traditional-cpp in first-stage compilation.
173 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
175 * gensupport.c (target_flags): Add.
177 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
179 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
181 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
182 * except.c (expand_builtin_frob_return_addr): Likewise.
183 (expand_builtin_eh_return): Likewise.
184 * stmt.c (expand_computed_goto): Likewise.
185 * explow.c (memory_address): Likewise.
186 (allocate_dynamic_stack_space): Clean up predicate testing.
187 (probe_stack_range): Convert SIZE to Pmode.
188 * calls.c (rtx_for_function_call): Only call convert_memory_address
190 Pass function call operand as ptr_mode, not Pmode.
191 * expr.c (expand_assignment): Clean up calls to convert_memory
192 address by only doing so when needed and making offsets Pmode.
193 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
194 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
195 is in Pmode, not ptr_mode.
197 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
199 * darwin-protos.h (constructor_section, destructor_section,
200 mod_init_section, mod_term_section): Prototype.
201 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
203 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
205 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
206 objc_section_init declaration.
207 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
208 (objc_section_init, try_section_alias): Make static.
209 (alias_section): Make static and hide unused function.
210 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
212 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
214 * alias.c (can_address_p): Compnonents are not addressable if
215 the containing type has alias set 0.
216 (get_alias_set): Rework to use STRIP_NOPS.
217 Only call front-end routine on object, type, or object with
218 NOPs stripped, not inner values.
219 Use language hook to call front-end routine.
220 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
221 (expand_builtin_apply): Call set_mem_align on MEMs we make.
222 Don't pass alignment to emit_block_move.
223 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
224 (expand_builtin_memset): Likewise, but for clear_storage.
225 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
226 and remove C++ specific parts.
227 * c-common.h (c_common_get_alias_set): Add declaration.
228 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
229 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
230 (save_fixed_argument_area): Call set_mem_align.
231 Remove alignment in call to emit_block_move.
232 (emit_library_call_value_1, store_one_arg): Likewise.
233 (target_for_arg): Remove; disabled long ago.
234 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
235 once and similar cleanups.
236 (offset_address): Use proper introductory comment.
237 * expr.c (emit_block_move): Use alignment from that of MEM args, not
238 from explicit operand; all callers changed.
239 (clear_storage): Likewise.
240 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
241 (store_field): Remove kludge on alias set used for to_rtx.
242 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
243 (expand_expr_unaligned): Call set_mem_attributes instead of
245 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
246 * function.c (assign_stack_temp_for_type): Set MEM alignment.
247 (expand_function_end): Track MEM attributes of trampolines.
248 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
249 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
250 attributes from original.
251 * langhooks.c (lang_hook_default_get_alias_set): New function.
252 (hook_get_alias_set_0): New function.
253 * langhooks.h (hook_get_alias_set_0): New declaration.
254 (lang_hook_default_get_alias_set): Likewise.
255 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
256 * reload1.c (alter_reg): Use adjust_address_nv.
257 * rtl.c (get_mode_alignment): Moved to here.
258 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
259 change default if unknown from 1 to BITS_PER_UNIT.
260 * stor-layout.c (get_mode_alignment): Remove from here.
261 * toplev.h (struct lang_hoks): Add get_alias_set field.
262 * tree.h (lang_get_alias_set): Delete declaration.
263 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
264 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
265 (ix86_va_arg): Likewise.
266 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
267 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
268 * config/sparc/sparc.c (sparc_va_arg): Likewise.
269 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
270 (expand_block_move_mem): Remove dead code.
272 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
274 * c-common.c (warn_div_by_zero): New.
275 * c-common.h (warn_div_by_zero): New.
276 * c-decl.c (c_decode_option): Take it on the command line.
277 * c-typeck.c (build_binary_op): Warn about division by zero.
278 * doc/invoke.texi: Document the new command line option, fix
279 documentation of -Wmultichar.
280 * testsuite/gcc.dg/divbyzero.c: New tests.
281 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
283 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
285 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
287 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
288 to avoid update_life_info call.
289 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
290 * cfgcleanup.c (bb_flags): New enum.
291 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
292 (notice_new_block, update_forwarder_flag): New functions.
293 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
294 (try_forward_edges): Likewise; update flags.
295 (merge_blocks): Likewise.
296 (outgoing_edges_match): Likewise.
297 (try_crossjump_to_edge): Likewise.
298 (try_optimize_cfg): Likewise; initialize and clear the flags;
299 recompute life info if needed.
300 (cleanup_cfg): No need to clear aux pointers.
302 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
304 * config/i386/i386.c (override_options): Default to minimum
305 stack alignment when optimizing for code size.
306 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
309 * config/i386/i386.c (override_options): Set upper limit of
310 -mpreferred-stack-boundary to 12.
312 2001-10-22 Zack Weinberg <zack@codesourcery.com>
314 * recog.c (peephole2_optimize): Add default case to switch.
316 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
318 * doc/gcc.texi (Sending Patches): Remove.
320 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
322 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
323 fields when comparing.
325 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
327 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
328 * arm.c (HOST_INT, HOST_UINT): Likewise.
330 2001-10-22 Stan Shebs <shebs@apple.com>
332 * config/darwin-protos.h (darwin_exception_section): Declare.
333 (darwin_eh_frame_section): Declare.
335 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
337 * i386.md (movti_rex64): Fix mode.
339 2001-10-22 Stan Shebs <shebs@apple.com>
341 * target.h (struct gcc_target): Add asm_out.exception_section,
342 asm_out.eh_frame_section.
343 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
344 (TARGET_ASM_EH_FRAME_SECTION): New.
345 (TARGET_INITIALIZER): Update.
346 * output.h (default_exception_section): Declare.
347 (default_eh_frame_section): Declare.
348 * dwarf2out.c: Include target.h.
349 (output_call_frame_info): Call target hook for eh frames.
350 (default_eh_frame_section): New function.
351 * except.c: Include target.h.
352 (output_function_exception_table): Call target hook for exception
354 * varasm.c (default_exception_section): Rename from
355 exception_section, remove EXCEPTION_SECTION macro.
357 * config/darwin.h (darwin_eh_frame_section): New function.
358 (EXCEPTION_SECTION): Remove.
359 (TARGET_ASM_EXCEPTION_SECTION): Define.
360 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
361 (nextstep_exception_section): New function.
362 (nextstep_eh_frame_section): New function.
363 (TARGET_ASM_EXCEPTION_SECTION): Define.
364 (TARGET_ASM_EH_FRAME_SECTION): Define.
366 * config/pa/som.h (EXCEPTION_SECTION): Remove.
367 (TARGET_ASM_EXCEPTION_SECTION): Define.
368 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
369 (EXCEPTION_SECTION): Remove.
370 (TARGET_ASM_EXCEPTION_SECTION): Define.
371 * config/stormy16/stormy16.h: Remove comments referencing
372 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
374 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
375 TARGET_ASM_EH_FRAME_SECTION.
377 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
379 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
382 * c-format.c: Fix spelling typo in comment.
384 * sched-int.h: Fix typo in GCC preamble.
386 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
389 * doc/invoke.texi: Remove references to -fdump-translation-unit.
391 2001-10-22 Richard Henderson <rth@redhat.com>
393 * config/i386/i386.c (ix86_expand_clear): New.
394 * config/i386/i386-protos.h: Declare it.
395 * config/i386/i386.md (setcc peep2s): Use it.
396 (movsi_xor): Unexport.
398 2001-10-22 Richard Henderson <rth@redhat.com>
400 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
401 free_EXPR_LIST_list for LOG_LINKS.
403 2001-10-21 Robert Lipe <robertlipe@usa.net>
405 * config/i386/i386.c (sco_asm_named_section): Delete.
406 (sco_asm_out_constructor): Delete.
407 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
408 (ASM_OUTPUT_DOUBLE_INT): Likewise.
409 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
410 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
411 (EXCEPTION_SECTION): Delete EH scn renaming hack.
413 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
415 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
416 and/or fold extra calls into fewer ones.
417 * collect2.c (dump_file): Likewise.
418 * cppexp.c (parse_number): Likewise.
419 * cpplex.c (_cpp_lex_direct): Likewise.
420 * final.c (output_asm_insn, asm_fprintf): Likewise.
421 * fix-header.c (inf_scan_ident, main): Likewise.
422 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
424 * fold-const.c (real_hex_to_f): Likewise.
425 * gen-protos.c (parse_fn_proto): Likewise.
426 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
427 * genrecog.c (change_state, write_action): Likewise.
428 * gensupport.c (shift_output_template): Likewise.
429 * local-alloc.c (requires_inout): Likewise.
430 * mips-tfile.c (IS_ASM_IDENT): Likewise.
431 * protoize.c (is_id_char, main): Likewise.
432 * real.c (asctoeg): Likewise.
433 * recog.c (asm_operand_ok): Likewise.
434 * reload.c (find_reloads): Likewise.
435 * scan.c (scan_identget_token): Likewise.
436 * sched-vis.c (print_value): Likewise.
437 * stringpool.c (ggc_alloc_string): Likewise.
438 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
439 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
440 * tradcpp.c (rescan): Likewise.
441 * tree.c (clean_symbol_name): Likewise.
442 * varasm.c (decode_reg_name): Likewise.
444 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
445 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
446 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
447 * m88k.c (output_ascii): Likewise.
448 * m88k.h (OVERRIDE_OPTIONS): Likewise.
449 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
450 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
451 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
453 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
455 * langhooks.c (lang_hook_default_do_nothing,
456 lang_hook_default_decode_option): New defaults.
457 * langhooks.h: Make hooks unconditional and non-NULL.
458 * toplev.c (compile_file, toplev_main): Update.
459 * toplev.h: Update comments.
460 * objc/objc-act.c (lang_hooks): Update to new paradigm.
462 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
464 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
466 * system.h (IN_RANGE): New macro.
468 2001-10-21 Zack Weinberg <zack@codesourcery.com>
470 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
471 INTLDEPS variable, which does not include $LIBICONV.
472 * Makefile.in: Use INTLDEPS in LIBDEPS.
473 * configure: Regenerate.
475 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
477 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
478 * cpplex.c (lex_percent, lex_dot): Remove.
479 (get_effective_char, skip_block_comment, skip_line_comment,
480 parse_identifier_slow, parse_number, parse_string, save_comment,
481 _cpp_lex_direct): Update to do lookback freely.
482 (IF_NEXT_IS, BACKUP): New macros.
483 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
484 * cppmacro.c (paste_tokens): Update.
486 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
488 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
490 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
492 * reload1.c (reload): Check CONSTANT_P before calling
493 LEGITIMATE_PIC_OPERAND_P.
494 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
495 workaround of 2001-10-13.
497 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
499 * i386.c (split_di): Handle splitting of DFmode.
501 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
503 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
504 (adjust_address_1, offset_address): Likewise.
506 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
507 (output_asm_insn): Call it for each line output.
508 Don't record an operand more than once.
510 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
511 * main.c: Include config.h and system.h, but not ansidecl.h.
512 * Makefile.in (main.o): Update accordingly.
514 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
516 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
518 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
520 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
521 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
523 (find_sub_basic_blocks): ... here;
524 (find_many_sub_basic_blocks): New.
525 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
527 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
529 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
531 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
533 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
534 * flow.c (update_life_info): Measure time.
535 * c-decl.c: Include timevar.h
536 (c_expand_body): Measure time.
537 * toplev.c (rest_of_compilation): Measure time of mode switching
539 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependancy.
541 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
542 (lang_independent_options): Add asynchronous-unwind-tables
543 (toplev_main): flag_asynchronous_unwind_tables implies
545 * flags.h (flag_asynchronous_unwind_tables): Declare.
546 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
547 flag_asynchronous_unwind_tables.
548 (output_call_frame_info): Likewise.
549 * invoke.texi (-fasynchronous-unwind-tables): Document.
550 * i386.c (optimization_options): Enable
551 flag_asynchronous_unwind_tables.
553 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
554 * i386.md (s* expanders): Destination is QImode.
556 * toplev.c (rest_of_compilation): Do not call clear_log_links.
557 * rtl.h (clear_log_links): Kill.
558 * flow.c (clear_log_links): Make static; accept blocks parameter;
559 do no clear life info.
560 (update_life_info): Call clear_log_links.
562 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
564 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
566 * cpplex.c (handle_newline, skip_escaped_newlines,
567 get_effective_char, skip_block_comment, skip_line_comment,
568 parse_identifier_slow, parse_number, parse_string,
569 _cpp_lex_direct): Update to do more stepping back.
570 (trigraph_ok): Similarly. Rename trigraph_p.
571 (SAVE_STATE, RESTORE_STATE): Remove.
572 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
574 * cpplib.c (destringize): Rename destringize_and_run, and
575 call run_directive directly.
576 (_cpp_do__Pragma): Simplify.
578 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
580 * pe.c (arm_pe_unique_section): Const-ify.
581 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
582 (switch_to_section): Add static prototype.
584 * output.h (drectve_section): Prototype.
586 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
588 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
589 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
590 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
591 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
592 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
593 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
594 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
595 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
596 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
597 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
598 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
599 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
600 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
601 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
602 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
603 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
604 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
605 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
606 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
607 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
608 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
609 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
610 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
611 cris-*-none, cris-*-linux*: Update ${tmfile} list.
612 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
613 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
614 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
615 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
616 v850-*-*): Delete superflous ${cpu_type} setting.
617 * config/linux.h: Delete svr4.h include.
618 (SET_ASM_OP): Delete.
619 * config/netware.h (INT_ASM_OP): Undef before define.
620 * config/ptx4.h: Delete elfos.h include.
621 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
622 * config/svr4.h: Delete elfos.h include. Update commentary.
623 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
624 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
625 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
626 config/v850/v850.h: Delete svr4.h include.
627 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
628 config/m68k/m68kv4.h, config/m88k/sysv4.h,
629 config/sparc/sysv4.h: Update includes.
630 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
631 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
632 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
633 config/m88k/dguxbcs.h: Delete includes.
634 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
635 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
636 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
638 * config/m88k/dgux.h: Delete include.
639 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
641 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
642 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
643 * config/sh/elf.h: Update include.
644 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
645 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
647 2001-10-19 Catherine Moore <clm@redhat.com>
649 * config/stormy16/stormy-abi: Updates to varargs descriptions.
650 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
651 base and count fields.
652 (stormy16_expand_builtin_va_start): last_reg_count changed to
653 size_of_reg_args. Use count + size in first comparison.
655 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
657 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
658 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
659 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
660 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
661 Set alignment from type if INDIRECT_REF.
662 (adjust_address_1, offset_address): Simplify alignment compuitation.
663 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
664 here; done by set_mem_attributes.
666 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
668 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
669 * arm-protos.h (rdata_section, zero_init_section, common_section):
671 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
672 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
673 traditional mode stringification.
674 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
675 in macros controling its use.
676 * rtlanal.c: Include tm_p.h.
677 * varasm.c (asm_output_aligned_bss): Mark parameter with
679 (assemble_constant_align, assemble_start_function, assemble_align,
680 assemble_variable, assemble_trampoline_template,
681 output_constant_def_contents): Wrap potentially empty if-stmt body
684 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
686 * a29k-protos.h (literal_section): Prototype.
687 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
688 * a29k.md: Ensure function pointers are prototyped.
689 * genattrtab.c (write_eligible_delay): Mark parameter with
692 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
694 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
695 * 1750a.c (print_operand): Fix format specifier warning.
696 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
697 * 1750a.md: Likewise.
698 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
699 * genemit.c (output_add_clobbers): Mark parameter with
701 * genrecog.c (write_subroutine): Likewise.
702 * integrate.c (expand_inline_function): Delete unused variable.
703 * varasm.c (remove_from_pending_weak_list): Wrap with
706 2001-10-19 Jakub Jelinek <jakub@redhat.com>
708 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
709 field is different to previous argument's neg field.
711 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
713 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
715 * final.c (get_decl_from_op): New function.
716 (output_asm_insn): Call it; write "*" when item with decl is address.
718 2001-10-19 Janis Johnson <janis187@us.ibm.com>
720 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
721 about 64-bit support from the 3.0_branch version.
723 2001-10-19 Zack Weinberg <zack@codesourcery.com>
725 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
726 USE_INCLUDED_LIBINTL when appropriate.
727 * configure, config.in: Regenerate.
728 * Makefile.in (datadir): Set to @datadir@.
729 (intl.o): Also depend on $(CONFIG_H) and system.h.
731 * intl.c: Factor out common gettext initialization sequence.
732 (gcc_init_libintl): New function.
733 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
734 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
735 off NLS. Add multiple include guard. No need to #ifdef-guard
736 an #undef. Prototype gcc_init_libintl here.
738 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
739 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
740 Use gcc_init_libintl.
742 2001-10-19 Catherine Moore <clm@redhat.com>
744 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
746 * config/stormy16/stormy16.c (stormy16_split_move): Make
747 sure that REG_INC notes are present for auto_inc operands.
749 2001-10-19 Andreas Jaeger <aj@suse.de>
751 * configure: Regenerated.
752 * configure.in: Add x86_64 to switch statements.
754 2001-10-18 Richard Henderson <rth@redhat.com>
756 * config/alpha/alpha.md (sibcall_osf_1): Load destination
757 address into $27 explicitly.
758 (sibcall_value_osf_1): Likewise.
760 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
762 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
763 (offset_address): New function.
764 (free_emit_status): Free regno_decl.
765 (init_emit): Pass proper number of elements to xcalloc.
767 (mark_emit_status): Mark regno_decl values.
768 * expr.c (highest_pow2_factor): New function.
769 (expand_assigment): Use it and offset_address.
770 Properly handle ptr_mode vs. Pmode in offset calculation.
771 (store_constructor, expand_expr_unaligned): Likewise.
772 (expand_expr, case COMPONENT_EXPR): Likewise.
773 * expr.h (offset_address): New decl.
774 * function.h (struct emit_status): Add regno_decl.
775 (REGNO_DECL): New macro.
776 * final.c (output_asm_name): Move in file and don't conditionalize
777 on flag_print_asm_name.
778 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
779 Output names of operands, if known.
780 * function.c (assign_parms): Set REGNO_DECL.
781 * integrate.c (integrate_decl_tree): Likewise.
782 * stmt.c (expand_decl): Likewise.
783 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
785 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
787 * attribs.c (handle_noinline_attribute): New function.
788 (handle_used_attribute): Likewise.
789 (c_common_attribute_table): Added noinline and used.
790 * doc/extend.texi (Function Attributes): Document them.
791 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
792 Warn when merging inline with attribute noinline.
793 (start_decl, start_function): Warn if inline and attribute
794 noinline appear in the same declaration.
796 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
798 * config.gcc: Update c4x and i370 for C front end-specific
800 * config/c4x/c4x-c.c: New.
801 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
802 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
804 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
805 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
807 (c4x_init_pragma): Remove.
808 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
809 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
810 c4x_pr_ignored): Move to c4x-c.c.
811 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
812 * config/c4x/t-c4x: Update.
813 * config/i370/i370-c.c: New.
814 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
815 (i370_pr_map): Move to i370-c.c.
816 * config/i370/t-i370: New.
818 * doc/tm.texi: Update.
820 2001-10-17 Stan Shebs <shebs@apple.com>
822 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
823 typo fixes throughout.
824 (machopic_output_stub): Remove some dead code.
826 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
828 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
831 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
833 * Makefile.in (print-rtl.o): Depend on TREE_H.
834 * alias.c (get_alias_set): Make two passes over objects to first
835 see if inner object is access via restricted pointer.
836 Defer allocating alias set for restricted pointer until here.
837 Call find_placeholder with second arg nonzero.
839 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
840 set for restricted pointer types.
841 * emit-rtl.c (set_mem_attributes): Set more attributes.
842 (set_mem_align, change_address, adjust_address_1): New functions.
843 (change_address_1): Now static.
844 (adjust_address, adjust_address_nv): Deleted.
845 (replace_equiv_address): Call change_address_1.
846 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
847 (find_placeholder): Get starting point from PLIST arg.
848 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
849 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
850 (adjust_address, adjust_address_nv): New macros.
851 * print-rtl.c (tree.h): New include.
852 (print_rtx, case MEM): Print all memory attributes.
854 2001-10-17 Richard Henderson <rth@redhat.com>
856 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
858 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
860 * c-tree.texi: Eliminate duplicated word.
861 * cpp.texi: Likewise.
862 * install.texi: Likewise.
863 * invoke.texi: Likewise.
866 2001-10-17 Michael Collison <collison@isisinc.net>
868 * dsp16xx.c: Fix comment formatting to match GNU standards.
869 (dsp16xx_output_function_prologue): Change type of 'size'
870 parameter from 'int' to HOST_WIDE_INT.
871 (dsp16xx_output_function_epilogue): Change type of 'size'
872 parameter from 'int' to HOST_WIDE_INT.
874 2001-10-16 Richard Henderson <rth@redhat.com>
876 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
877 * configure, config.in: Rebuild.
879 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
880 (ix86_output_addr_diff_elt): New.
881 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
882 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
883 (JUMP_TABLES_IN_TEXT_SECTION): New.
884 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
885 * config/i386/i386-protos.h: Update.
887 * config/i386/386bsd.h, config/i386/beos-elf.h,
888 config/i386/freebsd-aout.h, config/i386/freebsd.h,
889 config/i386/i386-interix.h, config/i386/i386elf.h,
890 config/i386/linux.h, config/i386/netbsd-elf.h,
891 config/i386/netbsd.h, config/i386/openbsd.h,
892 config/i386/ptx4-i.h, config/i386/rtemself.h,
893 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
894 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
896 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
898 * stmt.c (expand_asm_operands): Update commentary.
900 2001-10-16 Stan Shebs <shebs@apple.com>
902 * config/darwin.h (GCC_NAME): Remove, no longer used.
903 (NO_MATH_LIBRARY): Ditto.
904 (MATH_LIBRARY): Define to emptiness.
905 (DWARF2_DEBUGGING_INFO): Define.
906 (PREFERRED_DEBUGGING_TYPE): Define.
907 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
908 (EXCEPTION_SECTION): Define.
909 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
910 * config/darwin.c (darwin_encode_section_info): Handle case of
911 DECL_INITIAL being error_mark_node.
913 2001-10-16 Richard Henderson <rth@redhat.com>
915 * alpha.c (current_file_function_operand): Don't fail for profiling.
916 (direct_call_operand): New.
917 * alpha-protos.h: Declare it.
918 * alpha.h (EXTRA_CONSTRAINT): Use it.
919 (PREDICATE_CODES): Add it.
920 (ASM_OUTPUT_MI_THUNK): Remove.
921 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
922 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
924 2001-10-16 Krister Walfridsson <cato@df.lth.se>
926 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
927 (JUMP_TABLES_IN_TEXT_SECTION): Define.
929 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
931 * cfg.c (free_edge): Break out from ....
932 (remove_edge): ... here.
933 (clear_edges): Use free_edge.
935 * att.h (ASM_QUAD): Add comment.
936 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
938 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
940 * i386.c (split_ti): New function.
941 (ix86_split_to_parts): Support TImodes.
942 * i386.h (VALID_INT_MODE_P): Add TImode.
943 * i386.md (movdi splitter): Fix.
944 (movti): Support 64bit integer registers.
945 (movti_rex64): New function and splitter.
947 * i386.c (*_cost): Add movsx/movzx cost.
948 * i386.h (struct processor_costs): Add movsx/movzx fields.
949 (RTX_COSTS): Handle zero/sign extend + avoid believing that
950 64bit operations require split on 64bit machine.
951 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
953 * i386.c (ix86_setup_incomming_varargs): Fix mode of PLUS.
954 (ix86_expand_move): Avoid pushes of memory if size does not match;
955 move long constants to register.
956 (x86_initialize_trampoline): Fix mode.
957 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
958 Use ASM_QUAD on 64bit.
959 * i386.md (test pattern): Disallow impossible constants.
960 (tablejump PIC expander): Fix emitting of sum.
961 (movdicc_rex64): Rename to movdicc.
962 * linux64.h (LINK_SPEC): Add missing '%'.
964 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
966 * tree-inline.c (inlinable_function_p): Leave it up to the
967 front-end to turn -finline-functions into DECL_INLINE set for all
970 2001-10-16 Stan Shebs <shebs@apple.com>
972 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
974 2001-10-16 Alan Modra <amodra@bigpond.net.au>
976 * recog.c: Formatting and comment typo fixes.
978 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
979 version in single tree build.
980 * configure: Regenerate.
982 2001-10-15 David Edelsohn <edelsohn@gnu.org>
984 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
985 MODE arguments to gen_rtx and compare operand with const0_rtx.
987 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
989 * system.h: Poison old unused target macros.
990 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
991 * config/stormy16/stormy16.c: Update references to obsolete macros.
992 * config/stormy16/stormy16.h: Similarly.
993 * config/stormy16/stormy16.md: Similarly.
994 * config/cris/cris.h: Similarly.
996 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
998 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
999 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
1000 cpp_register_pragma): Update accordingly.
1002 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
1004 * c-pragma.h (cpp_register_pragma_space): Remove.
1005 * cpplib.h (cpp_register_pragma_space): Remove.
1006 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
1007 (cpp_register_pragma_space): Remove.
1008 (cpp_register_pragma): Simplify using lookup_pragma_entry,
1010 (do_pragma): Similarly.
1011 (_cpp_init_internal_pragmas): Don't register namespaces.
1013 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
1014 Don't register namespaces.
1015 * cp/lex.c (init_cp_pragma): Similarly.
1016 * doc/tm.texi: Update.
1018 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
1021 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
1023 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
1025 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
1026 add scheduling support.
1027 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
1028 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
1029 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
1032 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
1034 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
1035 missing CONSTANT_P test in core GCC.
1037 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
1039 * cppmain.c (struct printer): New member source.
1040 (scan_translation_unit): Fix spacing at start of lines.
1041 (cb_line_change): Update.
1043 * gcc.dg/cpp/spacing2.c: New test.
1045 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
1047 * config/cris/arit.c: Use __builtin_labs, not abs.
1049 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
1051 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
1052 misplaced sprintf and fprintf argument.
1054 2001-10-12 Zack Weinberg <zack@codesourcery.com>
1056 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
1057 * configure.in, Makefile.in: Take out obsolete check-po logic.
1058 * configure, config.in: Regenerate.
1060 2001-10-12 Ziemowit Laski <zlaski@apple.com>
1062 * objc/objc-act.c (finish_objc): Correct precondition for emitting
1063 symtab declarations.
1065 2001-10-12 Stan Shebs <shebs@apple.com>
1067 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
1068 declarations of arguments and local variables.
1070 2001-10-12 Christopher Faylor <cgf@redhat.com>
1072 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
1073 ENDFILE_SPEC definition.
1075 2001-10-12 Kazu Hirata <kazu@hxi.com>
1077 * gthr-dce.h: Fix comment formatting.
1078 * gthr-posix.h: Likewise.
1079 * gthr-single.h: Likewise.
1080 * gthr-solaris.h: Likewise.
1081 * gthr-vxworks.h: Likewise.
1082 * gthr-win32.h: Likewise.
1084 2001-10-12 Jakub Jelinek <jakub@redhat.com>
1086 * final.c (output_asm_insn): Make sure assembly dialects are
1087 terminated, not nested. Output `|' and `}' characters if they
1088 don't appear inside assembly dialect selection.
1089 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
1090 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
1091 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
1092 strsetsi_rex_1): Add {} braces.
1094 2001-10-11 Zack Weinberg <zack@codesourcery.com>
1096 * toplev.c (compile_file): Ignore return value from yyparse.
1097 Always pop any nested binding levels after yyparse returns.
1099 2001-10-11 Richard Henderson <rth@redhat.com>
1101 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
1103 2001-10-11 Richard Henderson <rth@redhat.com>
1105 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
1106 fall back to add_AT_long_long for large CONST_INT.
1108 2001-10-11 Richard Henderson <rth@redhat.com>
1110 * config/i386/i386.md (setcc splitters): Add four splitters to
1111 simplify compound compares that simplify_comparison can't handle.
1113 2001-10-11 Zack Weinberg <zack@codesourcery.com>
1115 * cpplex.c (digraph_spellings, token_spellings): Make static.
1117 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1119 * unroll.c (loop_iterations): Fixup last patch.
1121 2001-10-11 Richard Henderson <rth@redhat.com>
1123 * rtl.h (REG_VTABLE_REF): New.
1124 * rtl.c (reg_note_name): Add it.
1125 * combine.c (distribute_notes): Handle it.
1126 * final.c (final_scan_insn): Handle it.
1127 * tree.def (VTABLE_REF): New.
1128 * expr.c (expand_expr): Handle it.
1129 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
1130 * output.h: Declare them.
1132 2001-10-11 Richard Henderson <rth@redhat.com>
1134 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
1137 2001-10-11 David Edelsohn <edelsohn@gnu.org>
1139 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
1140 available in 64-bit mode.
1142 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
1144 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
1145 cris-*-linux* cases.
1146 * config/cris/cris-protos.h: New file.
1147 * config/cris/cris.c: New file.
1148 * config/cris/cris.h: New file.
1149 * config/cris/cris.md: New file.
1150 * config/cris/linux.h: New file.
1151 * config/cris/aout.h: New file.
1152 * config/cris/arit.c: New file.
1153 * config/cris/cris_abi_symbol.c: New file.
1154 * config/cris/mulsi3.asm: New file.
1155 * config/cris/t-aout: New file.
1156 * config/cris/t-cris: New file.
1157 * config/cris/t-elfmulti: New file.
1158 * config/cris/t-linux: New file.
1159 * doc/invoke.texi: Add CRIS options.
1160 * doc/install.texi (Specific): Add blurb for CRIS.
1162 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
1164 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
1166 * config/float/i32.h: Likewise.
1167 * config/float-i386.h: Likewise.
1168 * config/float-i64.h: Likewise.
1169 * config/float-m68k.h: Likewise.
1170 * config/float-sh.h: Likewise.
1171 * config/float-sparc.h: Likewise.
1173 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
1175 * doc/contrib.texi: Add note about CRIS port to my entry.
1177 2001-10-11 Kazu Hirata <kazu@hxi.com>
1179 * basic-block.h: Fix formatting.
1180 * bitmap.h: Likewise.
1181 * cpplib.h: Likewise.
1182 * c-tree.h: Likewise.
1183 * diagnostic.h: Likewise.
1184 * flags.h: Likewise.
1186 * longlong.h: Likewise.
1188 * reload.h: Likewise.
1192 2001-10-10 Richard Henderson <rth@redhat.com>
1194 * c-parse.in (asm_operand): Allow named operands.
1195 * genconfig.c (max_recog_operands): Set to 29.
1196 * local-alloc.c (requires_inout): Skip multiple digits.
1197 * recog.c (asm_operand_ok): Likewise.
1198 (preprocess_constraints): Use strtoul for matching constraints.
1199 (constrain_operands): Likewise.
1200 * regmove.c (find_matches): Likewise.
1201 * reload.c (find_reloads): Likewise.
1202 * stmt.c (parse_output_constraint): Don't reject in-out
1203 constraint on operands > 9. Reject '[' in constraint.
1204 (expand_asm_operands): Handle named operands. Use strtoul
1205 for matching constraints.
1206 (check_operand_nalternatives): Split out from expand_asm_operands.
1207 (check_unique_operand_names): New.
1208 (resolve_operand_names, resolve_operand_name_1): New.
1210 * doc/extend.texi (Extended Asm): Document named operands.
1211 * doc/md.texi (Simple Constraints): Document matching constraints
1214 2001-10-10 Richard Henderson <rth@redhat.com>
1216 * combine.c (try_combine): Handle a SEQUENCE of one insn.
1218 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
1219 (jcc splitters): Add two splitters to simplify compound compares
1220 that simplify_comparison can't handle.
1222 2001-10-10 Richard Henderson <rth@redhat.com>
1224 * langhooks.c: Include langhooks.h.
1225 * Makefile.in (langhooks.o): Depend on it.
1227 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
1229 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
1230 should not be considered as a no-op.
1231 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
1233 2001-10-10 Stan Shebs <shebs@apple.com>
1235 * alias.c: Remove uses of "register" specifier in declarations
1236 of arguments and local variables.
1237 * c-common.c: Ditto.
1238 * c-convert.c: Ditto.
1240 * c-format.c: Ditto.
1241 * c-semantics.c: Ditto.
1242 * c-typeck.c: Ditto.
1243 * caller-save.c: Ditto.
1246 * cfgbuild.c: Ditto.
1248 * collect2.c: Ditto.
1252 * cppfiles.c: Ditto.
1255 * defaults.h: Ditto.
1257 * dwarf2out.c: Ditto.
1258 * dwarfout.c: Ditto.
1259 * emit-rtl.c: Ditto.
1264 * fix-header.c: Ditto.
1265 * floatlib.c: Ditto.
1267 * fold-const.c: Ditto.
1268 * function.c: Ditto.
1271 * gen-protos.c: Ditto.
1272 * genattrtab.c: Ditto.
1273 * gencheck.c: Ditto.
1274 * genconfig.c: Ditto.
1276 * genextract.c: Ditto.
1277 * genflags.c: Ditto.
1278 * gengenrtl.c: Ditto.
1279 * genoutput.c: Ditto.
1281 * genrecog.c: Ditto.
1282 * gensupport.c: Ditto.
1286 * haifa-sched.c: Ditto.
1287 * hard-reg-set.h: Ditto.
1289 * integrate.c: Ditto.
1292 * local-alloc.c: Ditto.
1294 * mips-tdump.c: Ditto.
1295 * mips-tfile.c: Ditto.
1298 * print-rtl.c: Ditto.
1299 * read-rtl.c: Ditto.
1302 * reg-stack.c: Ditto.
1303 * regclass.c: Ditto.
1308 * resource.c: Ditto.
1312 * sched-deps.c: Ditto.
1313 * sched-rgn.c: Ditto.
1315 * simplify-rtx.c: Ditto.
1317 * stor-layout.c: Ditto.
1324 * xcoffout.c: Ditto.
1326 2001-10-10 Richard Henderson <rth@redhat.com>
1328 * rtl.h (can_reverse_comparison_p): Remove.
1330 2001-10-10 Christopher Faylor <cgf@redhat.com>
1332 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
1335 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
1337 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
1338 (Thanks to Chris Faylor for suggesting macro name).
1339 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
1341 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
1342 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
1343 (MATH_LIBRARY): Undef before definition.
1344 (OUTPUT_QUOTED_STRING): Likewise.
1345 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
1347 2001-10-10 Richard Henderson <rth@redhat.com>
1349 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
1350 (fde_unencoded_compare): Likewise. Don't use subtraction to get
1351 a tristate comparison value.
1352 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
1354 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1357 * unroll.c (loop_iterations): Ignore insns generated by loop
1360 * config.gcc (mips*-*-gnu*): Delete support.
1361 * config/mips/gnu.h: Remove.
1363 2001-10-10 Kazu Hirata <kazu@hxi.com>
1365 * calls.c: Fix formatting.
1366 * c-decl.c: Likewise.
1367 * cfgcleanup.c: Likewise.
1368 * combine.c: Likewise.
1369 * cppfiles.c: Likewise.
1370 * cpplib.c: Likewise.
1371 * cppmacro.c: Likewise.
1372 * crtstuff.c: Likewise.
1374 * dwarf2out.c: Likewise.
1375 * expmed.c: Likewise.
1377 * fold-const.c: Likewise.
1378 * function.c: Likewise.
1380 * genattrtab.c: Likewise.
1381 * ggc-page.c: Likewise.
1382 * integrate.c: Likewise.
1383 * libgcc2.c: Likewise.
1385 * optabs.c: Likewise.
1386 * profile.c: Likewise.
1387 * protoize.c: Likewise.
1389 * recog.c: Likewise.
1390 * reload1.c: Likewise.
1391 * reload.c: Likewise.
1392 * reorg.c: Likewise.
1393 * resource.c: Likewise.
1394 * sched-rgn.c: Likewise.
1395 * sdbout.c: Likewise.
1397 * toplev.c: Likewise.
1398 * varasm.c: Likewise.
1400 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
1402 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
1403 * Makefile.in (langhooks.o): Add dependencies.
1405 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
1407 * rs6000.c (rs6000_emit_load_toc_table): Don't
1408 strdup the toc label.
1409 (create_TOC_reference): Likewise.
1411 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
1413 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
1416 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
1418 * config/i386/i386.c (ix86_attribute_table): Correct
1419 min_len, max_len fields for dllimport, dllexport and shared.
1421 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
1423 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
1424 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
1425 Consistently use "nonzero" instead of "non-zero".
1427 2001-10-09 Kazu Hirata <kazu@hxi.com>
1429 * acconfig.h: Fix comment formatting.
1430 * c-dump.h: Likewise.
1431 * c-tree.h: Likewise.
1432 * conditions.h: Likewise.
1434 * function.h: Likewise.
1436 * hwint.h: Likewise.
1437 * integrate.h: Likewise.
1440 * optabs.h: Likewise.
1442 2001-10-09 Kazu Hirata <kazu@hxi.com>
1444 * c-common.h: Fix comment formatting.
1445 * c-dump.c: Likewise.
1447 * diagnostic.h: Likewise.
1448 * except.c: Likewise.
1450 * gcov-io.h: Likewise.
1451 * genattrtab.c: Likewise.
1452 * output.h: Likewise.
1453 * predict.h: Likewise.
1454 * reload1.c: Likewise.
1455 * reload.h: Likewise.
1456 * resource.h: Likewise.
1458 * system.h: Likewise.
1460 * tree-inline.c: Likewise.
1461 * tsystem.h: Likewise.
1462 * varasm.c: Likewise.
1463 * xcoffout.h: Likewise.
1465 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
1467 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
1469 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
1471 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
1472 config/i386/i386elf.h, config/i386/netbsd-elf.h,
1473 config/i386/netware.h, config/mcore/gfloat.h,
1474 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
1475 config/netware.h, gccbug.in: Update FSF address.
1477 2001-10-09 Kazu Hirata <kazu@hxi.com>
1479 * c-common.c: Fix comment typos.
1480 * cfgrtl.c: Likewise.
1481 * collect2.c: Likewise.
1482 * cpplex.c: Likewise.
1483 * doloop.c: Likewise.
1484 * dwarf2out.c: Likewise.
1485 * dwarfout.c: Likewise.
1487 * fold-const.c: Likewise.
1491 * global.c: Likewise.
1492 * ifcvt.c: Likewise.
1494 * optabs.c: Likewise.
1495 * protoize.c: Likewise.
1496 * regclass.c: Likewise.
1497 * reorg.c: Likewise.
1501 * doc/cpp.texi: Likewise.
1502 * doc/c-tree.texi: Likewise.
1503 * doc/extend.texi: Likewise.
1504 * doc/invoke.texi: Likewise.
1505 * doc/objc.texi: Likewise.
1506 * doc/tm.texi: Likewise.
1508 2001-10-08 Richard Henderson <rth@redhat.com>
1510 * varasm.c (set_named_section_flags): Initialize "declared".
1512 2001-10-08 Robert Lipe <robertlipe@usa.net>
1514 * varasm.c (struct in_named_entry): Add declared.
1515 (named_section_first_declaration): New function.
1516 (default_elf_asm_named_section): Use it.
1517 * output.h (named_section_first_declaration): New.
1519 2001-10-08 Richard Henderson <rth@redhat.com>
1521 * i386.md (movsi_xor): Export.
1522 (setcc peep2): Use it when available; add an alternative to
1523 match zero_extendhisi2_and.
1525 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1527 * romp-protos.h (romp_initialize_trampoline): New function.
1528 * romp.c (romp_initialize_trampoline): Likewise.
1529 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
1530 romp_initialize_trampoline.
1532 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1534 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
1535 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
1536 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
1537 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
1539 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1541 * unroll.c (loop_iterations): Extend check for multiple back edges.
1543 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
1545 * langhooks.h: New file.
1546 * Makefile.in (OBJS): Added langhooks.o.
1547 (c-lang.o): Depend on langhooks.h.
1548 (c-common.o): Don't depend on tree-inline.h.
1549 (tree-inline.o): Depend on toplev.h.
1550 (langhooks.o): New rule.
1551 * c-common.c: Don't include tree-inline.h.
1552 (c_mark_lang_decl): Mark argument c as unused.
1553 (c_common_lang_init): Don't initialize hooks here.
1554 * c-lang.c: Include langhooks.h, then override some macros.
1555 (lang_hooks): Initialize with macros in langhooks.h.
1556 (c_init): Don't initialize hooks here.
1557 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
1558 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
1559 * tree-inline.c: Include toplev.h. Don't define hook variables.
1560 * tree-inline.h: Don't define hook types nor declare hook
1561 variables. Move macros to...
1562 * langhooks.c: ... new file, as functions. Adjust all callers.
1564 2001-10-08 Jeffrey A Law <law@cygnus.com>
1566 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
1567 purge_mem_unchanging_flag on all instructions, not just on those
1568 before NOTE_INSN_FUNCTION_BEG.
1570 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
1572 * cppmacro.c (_cpp_create_definition): Leave comments off.
1574 * doc/cpp.texi: Update.
1576 2001-10-08 DJ Delorie <dj@redhat.com>
1578 * c-decl.c (grokfield): Make sure the only unnamed fields
1579 we're allowing are either structs or unions.
1580 * doc/extend.texi: Add documentation for the unnamed field
1583 2001-10-08 Zack Weinberg <zack@codesourcery.com>
1585 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
1586 * configure.in: Use it.
1587 * configure: Regenerated.
1588 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
1589 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
1591 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
1593 * cppfiles.c (open_file): Don't mark zero-length files
1594 never-reread here. Don't output diagnostics here either.
1595 (stack_include_file): Mark them never-reread here.
1596 (_cpp_read_file): Update.
1598 2001-10-08 Richard Henderson <rth@redhat.com>
1600 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
1602 2001-10-08 Richard Henderson <rth@redhat.com>
1604 * expr.c (store_expr): When converting a CONST_INT for storage
1605 in a SUBREG, convert it to both SUBREG modes before stripping
1608 2001-10-08 Richard Henderson <rth@redhat.com>
1610 * varasm.c (restore_varasm_status): New.
1611 * function.h: Declare it.
1612 * function.c (pop_function_context_from): Call it.
1614 2001-10-08 Richard Henderson <rth@redhat.com>
1616 * c-common.h (struct c_lang_decl): Add declared_inline.
1617 * c-tree.h (DECL_DECLARED_INLINE_P): New.
1618 * c-lang.c (c_disregard_inline_limits): Use it.
1619 * c-decl.c (duplicate_decls): Likewise.
1620 (pushdecl, redeclaration_error_message): Likewise.
1621 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
1622 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
1623 Set DECL_INLINE if -finline-functions.
1624 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
1626 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
1628 * cppmacro.c (funlike_invocation_p): Move some logic to caller
1629 in enter_macro_context. Create a padding token in its own context
1630 if necessary when the search for '(' fails.
1631 (enter_macro_context): Update.
1633 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
1635 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
1636 genmultilib, toplev.c: Fix spelling errors of "separate" as
1637 "seperate", and corresponding spelling errors of related words.
1639 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1641 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
1642 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
1644 * c-dump.c (dump_option_value_info): Likewise.
1645 * c-format.c (format_length_info, format_char_info,
1646 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
1647 * collect2.c (names): Likewise.
1648 * cppdefault.h (default_include): Likewise.
1649 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
1650 * flow.c (life_analysis): Likewise.
1651 * gcc.c (dir_separator_str, modify_target, option_map,
1652 target_option_translations, spec_list_1, extra_specs_1,
1653 init_spec): Likewise.
1654 * gcov.c (gcov_version_string): Likewise.
1655 * genattr.c (write_units): Likewise.
1656 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
1657 * gengenrtl.c (rtx_definition, defs): Likewise.
1658 * genrecog.c (pred_table): Likewise.
1659 * global.c (global_alloc): Likewise.
1660 * lcm.c (optimize_mode_switching): Likewise.
1661 * local-alloc.c (find_free_reg): Likewise.
1662 * params.h (param_info): Likewise.
1663 * predict.c (predictor_info): Likewise.
1664 * protoize.c (unexpansion_struct): Likewise.
1665 * real.c (bmask): Likewise.
1666 * recog.h (insn_operand_data, insn_data): Likewise.
1667 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
1668 * stmt.c (expand_nl_goto_receiver): Likewise.
1669 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
1670 target_switches, target_options): Likewise.
1671 * tradcif.y (token, tokentab2, yylex): Likewise.
1672 * tree.h (attribute_spec): Likewise.
1674 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
1676 * arc.c (arc_output_function_epilogue): Likewise.
1677 * arm.c (processors, all_cores, all_architectures,
1678 arm_override_options, isr_attribute_arg, isr_attribute_args,
1679 arm_isr_value): Likewise.
1680 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
1682 * c4x.c (c4x_int_reglist): Likewise.
1683 * d30v.c (override_options): Likewise.
1684 * h8300.c (shift_insn): Likewise.
1685 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
1686 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
1687 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
1688 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
1689 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
1690 * i386.h (processor_costs, ix86_cost): Likewise.
1691 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
1692 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
1693 * m68k.c (codes_68881, codes_FPA): Likewise.
1694 * m88k.c (mode_from_align, max_from_align, all_from_align,
1695 best_from_align, m_options): Likewise.
1696 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
1697 * mcore.c (mode_from_align): Likewise.
1698 * mips/elf64.h (UNIQUE_SECTION): Likewise.
1699 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
1700 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
1701 * mips.h (mips_regno_to_class): Likewise.
1702 * ns32k.c (scales): Likewise.
1703 * pa.c (import_string, magic_milli): Likewise.
1704 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
1705 * sparc.c (leaf_reg_remap, sparc_override_options,
1706 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
1708 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
1710 2001-10-07 Dale Johannesen <dalej@apple.com>
1712 * reload1.c (reload_reg_free_p): Teach register interference
1713 checking that multiple output reloads are emitted in
1715 reload1.c (reload_reg_reaches_end_p): Ditto.
1716 reload1.c (reloads_conflict): Ditto.
1718 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
1720 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
1721 NULL_TREE inside @code.
1723 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
1725 * doc/gcc.texi: Document consistent style of "32-bit",
1726 "Objective-C", and "@code{NULL}".
1728 2001-10-06 Zack Weinberg <zack@codesourcery.com>
1730 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
1731 (cpp_token_len, cpp_spell_token, cpp_output_token,
1732 _cpp_equiv_tokens): Handle it.
1733 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
1734 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
1735 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
1738 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1740 * gcc.c (default_compilers): Remove .ada.
1742 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
1744 * doc/cppinternals.texi: Update.
1746 2001-10-06 Zack Weinberg <zack@codesourcery.com>
1748 * gcc.c (main): Set this_file_error if the appropriate
1749 compiler for a language has not been installed.
1751 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
1753 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
1755 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
1757 * gccbug.in (CATEGORIES): Add ada.
1759 2001-10-05 Catherine Moore <clm@redhat.com>
1761 * config/stormy16/stormy-abi: Document abi changes.
1762 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
1763 (ICALL_REGS): New register class.
1764 (NUM_ARGUMENT_REGISTERS): Now 6.
1765 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
1767 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
1768 * config/stormy16.md (call_internal, call_value_internal,
1769 indirect_jump): Use new 'z' constraint.
1771 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
1773 * doc/cppinternals.texi: Update.
1775 2001-10-05 Richard Henderson <rth@redhat.com>
1777 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
1778 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
1779 the gas section-name-as-label feature.
1781 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
1783 * doc/cppinternals.texi: Update.
1785 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1787 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
1788 to ensure valid SImode constants.
1790 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
1792 * Makefile.in (c-decl.o): Depend on tree-inline.h.
1793 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
1794 * c-decl.c: Include tree-inline.h.
1795 (c_expand_body): Call optimize_inline_calls. Determine whether
1796 a function is inlinable upfront, and only clear
1797 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
1798 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
1799 (c_disregard_inline_limits): New function.
1800 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
1801 (c_post_options): Enable tree inlining if inlining is enabled.
1802 Don't inline trees when instrumenting functions.
1803 (c_init): Initialize lang_disregard_inline_limits and
1804 lang_cannot_inline_tree_fn.
1805 * tree-inline.c (initialize_inlined_parameters): Handle calls
1806 with fewer arguments than declared parameters, and fewer
1807 parameters than passed arguments. Don't assume value is a
1809 (declare_return_variable): Convert return value back to the
1810 original type, if it was promoted.
1811 (tree_inlinable_function_p): New function.
1812 (inlinable_function_p): Don't look at DECL_INLINE if we're
1813 inlining all functions. Make it work with a NULL id.
1814 Re-check DECL_UNINLINABLE after language-specific checks.
1815 * tree-inline.h (tree_inlinable_function_p): Declare it.
1816 * integrate.c (save_for_inline): Don't bother to prepare argvec
1818 * cse.c (check_for_label_ref): Don't check deleted labels.
1820 * Makefile.in (tree-inline.o): Depend on newly-included headers.
1821 * tree-inline.c: Include headers needed for the functions moved in.
1822 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
1823 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
1824 (copy_body, initialize_inlined_parameters): Likewise.
1825 (declare_return_variable, inlinable_function_p): Likewise.
1826 (expand_call_inline, expand_calls_inline): Likewise.
1827 (optimize_inline_calls, clone_body): Likewise.
1828 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
1829 (copy_tree_r, remap_save_expr): Likewise.
1831 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
1833 * Makefile.in (OBJS): Added tree-inline.o.
1834 (c-common.o): Depend on tree-inline.h.
1835 (tree-inline.o): New target.
1836 * c-common.c: Include tree-inline.h.
1837 (c_mark_lang_decl): Don't mark saved_tree.
1838 (c_common_lang_init): Set lang_anon_aggr_type_p.
1839 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
1840 (struct c_lang_decl): Moved saved_tree to tree_decl.
1841 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
1842 * integrate.h (function_attribute_inlinable_p): Declare it.
1843 * integrate.c (function_attribute_inlinable_p): Export it.
1844 * tree-inline.c: New file. Define variables declared in...
1845 * tree-inline.h: New file. Declare functions to be moved to
1846 tree-inline.c. Define macros and declare types and hooks for
1847 language-specific tree inlining.
1848 (flag_inline_trees): Moved definition from cp/decl2.c.
1849 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
1850 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
1851 (struct tree_decl): Moved saved_tree from c_lang_decl and
1852 inlined_fns from C++'s lang_decl.
1854 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
1856 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
1857 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
1859 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
1861 * doc/cppinternals.texi: Update.
1863 2001-10-04 Eric Christopher <echristo@redhat.com>
1865 * config/mips/mips.c (init_cumulative_args): Remember to set
1867 * config.gcc: Redo linux configuration. Add target_cpu_default
1868 of soft-float to all mipsisa32 combinations and tx39.
1869 * config/mips/linux.h: Remove include of mips.h.
1871 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
1873 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
1874 HOST_LDFLAGS and HOST_CPPFLAGS.
1876 2001-10-03 Ziemowit Laski <zlaski@apple.com>
1878 * c-parse.in (objc_inherit_code, objc_pq_context,
1879 objc_public_flag): Make static.
1880 (objc_interface_context, objc_implementation_context,
1881 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
1882 global tree array in objc/objc-act.[ch].
1883 (methoddef): Remove unnecessary code.
1885 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
1886 Hoist struct definitions to objc-act.h.
1887 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
1888 cat_count): Place declaration in objc-act.h.
1889 (objc_tree_index): Move enumeration to objc-act.h.
1890 (objc_global_trees): Place declaration and macro accessors in
1892 (implementation_context): Remove duplicate; use
1893 objc_implementation_context instead:
1894 (method_context): Remove duplicate; use objc_method_context
1896 (objc_ellipsis_node, objc_method_prototype_template,
1897 implemented_classes, function_type): Move global vars to
1899 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
1900 (build_message_expr): Move actual construction of ObjC message
1901 send nodes to finish_message_expr.
1902 (finish_message_expr): New routine, contains code formerly in
1904 * objc/objc-act.h (finish_message_expr): New prototype.
1905 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
1906 declarations; these vars are now part of objc_global_trees.
1907 (objc_tree_index, objc_global_trees): Move definitions from
1909 * objc/objc-tree.def: Update copyright info.
1911 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
1913 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
1915 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
1916 only if TARGET_ARCH64.
1918 2001-10-02 Bernd Schmidt <bernds@redhat.com>
1920 * doc/extend.texi: Fix some problems with previous checkin.
1921 * doc/invoke.texi: Likewise.
1923 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
1925 * cpphash.h: Update comments.
1926 (cpp_context): Update.
1927 (spec_nodes): Remove n__Pragma.
1928 * cppinit.c (cpp_create_reader): Update.
1929 (builtin_array): Add _Pragma.
1930 * cpplib.h: Update comments.
1931 (NODE_DISABLED, BT_PRAGMA): New.
1932 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
1933 * cppmacro.c (struct cpp_macro): Remove disabled.
1934 (builtin_macro): Return int, handle _Pragma, push the new token
1935 on the context stack.
1936 (funlike_invocation_p): Unconstify, update.
1937 (enter_macro_context): Handle builtins here.
1938 (replace_args, push_token_context, push_ptoken_context):
1939 Update for prototype changes.
1940 (_cpp_pop_context): Update.
1941 (cpp_get_token): Don't handle buitins, nor _Pragma here.
1942 (cpp_sys_macro_p): Update.
1943 (_cpp_free_definition): Clear disabled flag.
1944 (_cpp_create_definition): Upate.
1945 * cppmain.c: Update comments.
1947 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
1948 Andreas Jaeger <aj@suse.de>,
1949 Jan Hubicka <jh@suse.cz>
1951 * doc/invoke.texi (i386 Options): Document x86-64 options.
1952 (i386 and x86-64 Options): Rename i386 options section.
1954 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
1955 (TARGET_SWITCHES): Add -munwind-info.
1956 (MASK_NO_UNWIND_INFO): New.
1957 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
1959 (ASM_OUTPUT_DOUBLE_INT): New.
1961 * config/i386/linux64.h: New spec file for Linux x86-64 support.
1962 * config.gcc: Fix tm_file settings for x86-64.
1963 * config/i386/x86-64.h: New file with OS independent x86-64
1965 * config/i386/biarch64.h: New file used to configure compiler
1966 to biarch/64bit compilation.
1968 * config/i386/i386.c: (override_options): Set flags default
1969 for 64bit compilation.
1971 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
1973 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
1974 (ix86_expand_int_movcc): Optimize DImode conditional moves with
1975 constants on x86_64.
1976 (ix86_attr_length_immediate_default): Support MODE_DI.
1977 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
1979 (indirect_jump, tablejump): Turn into expander.
1981 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
1983 * c-common.c (c_format_attribute_table): Make format and
1984 format_arg attributes apply to function types rather than to
1986 (is_valid_printf_arglist): Construct an attribute list and pass
1987 that to check_function_format rather than a name.
1988 * c-common.h (check_function_format): Adjust prototype.
1989 * c-decl.c (duplicate_decls): Preserve attributes from type of
1990 built-in decl when allowing for harmless conflict in types.
1991 * c-format.c (record_function_format,
1992 record_international_format, function_format_list,
1993 international_format_info, international_format_list): Remove.
1994 (function_format_info): Remove next, name and assembler_name.
1995 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
1996 (decode_format_attr): New.
1997 (handle_format_attribute): Handle receiving a type rather than a
1998 decl. Call decode_format_attr. Store format information in a
1999 function_format_info.
2000 (handle_format_arg_attribute): Correct comment. Handle receiving
2001 a type rather than a decl. Use unsigned HOST_WIDE_INT for
2003 (check_format_info_recurse, check_format_info_main): Take argument
2004 numbers as unsigned HOST_WIDE_INT.
2005 (check_function_format): Take a list of attributes from the
2006 function type rather than a name or assembler name. Check for
2007 format attributes in that list and the attributes on the type of
2008 the current function rather than looking through
2009 function_format_list.
2010 (check_format_info): Use unsigned HOST_WIDE_INT for argument
2012 (check_format_info_recurse): Take format_arg attributes from the
2013 type of the function calls rather than using
2014 international_format_list. Allow for multiple format_arg
2016 * c-typeck.c (build_function_call): Pass type attributes to
2017 check_function_format rather than name or assembler name. Don't
2018 require there to be a name or assembler name to check formats.
2020 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2022 * attribs.c (decl_attributes): Possibly call
2023 insert_default_attributes to insert default attributes on
2024 functions in a lazy manner.
2025 * builtin-attrs.def: New file; define the default format and
2026 format_arg attributes.
2027 * c-common.c (c_format_attribute_table): Move to earlier in the
2029 (c_common_nodes_and_builtins): Initialize format_attribute_table.
2030 (enum built_in_attribute, built_in_attributes,
2031 c_attrs_initialized, c_init_attributes,
2032 c_common_insert_default_attributes): New.
2033 (c_common_lang_init): Don't initialize format_attribute_table. Do
2034 call c_init_attributes.
2035 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
2036 * c-common.h (init_function_format_info): Don't declare.
2037 (c_common_insert_default_attributes): Declare.
2038 * c-decl.c (implicitly_declare, builtin_function): Call
2040 (init_decl_processing): Don't call init_function_format_info.
2041 (insert_default_attributes): New.
2042 * c-format.c (handle_format_attribute,
2043 handle_format_arg_attribute): Be quiet about inappropriate
2044 declaration when applying default attributes.
2045 (init_function_format_info): Remove.
2046 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
2047 (insert_default_attributes): Declare.
2049 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2051 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
2053 2001-10-01 Jim Wilson <wilson@redhat.com>
2055 * sched-deps.c (add_dependence): When elide conditional dependence,
2056 check that insn doesn't modify cond2.
2058 2001-10-01 Dale Johannesen <dalej@apple.com>
2060 * config/rs6000/rs6000.h (enum processor_type): Add support
2061 for 7400 (G4) and 7450.
2063 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
2064 (rs6000_issue_rate): Ditto.
2065 (rs6000_adjust_cost): Fix cycle counts for compares.
2066 (debug_stack_info): Fix an obvious typo.
2067 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
2068 * doc/invoke.texi: Document.
2069 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
2071 (PROCESSOR_DEFAULT): Ditto.
2073 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
2075 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
2076 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
2077 later recursive make invocation.
2079 2001-10-01 Hans Boehm <boehm@acm.org>
2081 * optabs.c (emit_libcall_block): When using non-call exceptions,
2082 don't add REG_LIBCALL reg notes to trapping calls.
2084 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
2086 * flow.c (propagate_block_delete_libcall): Remove unused first arg
2087 (propagate_one_insn): Update for above change
2089 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
2091 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
2092 _Unwind_GetTextRelBase): Argument is unused.
2094 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2096 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
2097 Loop through NOPs, placeholders, and components.
2098 Don't go through NOPs if change mode.
2099 (record_alias_subset): Do nothing if SUBSET and SET are the same.
2100 * emit-rtl.c (set_mem_alias_set): Enable check.
2101 * expr.c (find_placeholder): New function.
2102 (expand_expr, case PLACEHOLDER_EXPR): Use it.
2103 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
2104 to modify it and avoid unneeded copies.
2105 * expr.h (expand_expr): Always define.
2106 (find_placeholder): New declaration.
2108 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2110 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
2111 operand 2 is the stack pointer.
2112 ("addr-peephole"): Fix address computation peephole when operand 2
2113 is the stack pointer.
2115 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2117 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
2118 (ix86_setup_incoming_varargs): Likewise.
2120 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
2122 * stor-layout.c (layout_type): Don't complain about too-large
2125 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2127 * function.c (keep_stack_depressed): Don't use delete_insn.
2129 * expr.h (set_mem_alias_set): Move decl to here.
2130 * rtl.h (mem_attrs): New typedef and struct.
2131 (union rtunion_def): Add field for mem_attrs.
2132 (X0MEMATTR, MEM_ATTRS): New macros.
2133 (MEM_ALIAS_SET): Use MEM_ATTRS.
2134 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
2135 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
2136 (set_mem_alias_set): Delete decl from here.
2138 * alias.c (set_mem_alias_set): Delete from here.
2139 * emit-rtl.c (mem_attrs_htab): New variable.
2140 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
2141 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
2142 (mem_attrs_mark, get_mem_attrs): Likewise.
2143 (gen_rtx_MEM): Clear MEM_ATTRS.
2144 (set_mem_attributes): Move to here.
2145 (set_mem_alias_set): Likewise, and call get_mem_attrs.
2146 (init_emit_once): const_int_htab now deletable htab.
2147 Initialize mem_attrs_htab.
2148 * explow.c (set_mem_attributes): Delete from here.
2149 * function.c (put_var_into_stack): Clear MEM_ATTRS.
2150 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
2151 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
2152 * reload1.c (reload): Rework changing REG to MEM.
2154 2001-09-30 H.J. Lu <hjl@gnu.org>
2156 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
2157 * config.in: Rebuild.
2159 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2161 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
2162 ("tsthi_1"): Avoid allocation in register y.
2163 ("*movqi_68hc12"): Reorganize and fix constraints.
2164 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
2165 ("addqi3"): Likewise.
2166 ("addhi3"): Fix constraints.
2167 ("*logicalhi3_zexthi"): Disparage soft registers.
2169 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2171 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
2174 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2176 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
2177 that we use setjmp/longjmp exceptions.
2179 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
2181 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
2182 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
2183 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
2184 _cpp_pool_alloc, _cpp_next_chunk): Remove.
2185 (_cpp_extend_buff, BUFF_ROOM): Update.
2186 (_cpp_append_extend_buff): New.
2187 (struct cpp_reader): Remove macro_pool, add a_buff.
2188 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
2190 (cpp_destroy): Free a_buff instead of macro_pool.
2191 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
2192 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
2193 _cpp_pool_alloc, ): Remove.
2194 (parse_number, parse_string): Update use of _cpp_extend_buff.
2195 (_cpp_extend_buff): Update.
2196 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
2197 * cpplib.c (glue_header_name, parse_answer):
2198 Update use of _cpp_extend_buff.
2199 (cpp_register_pragma, cpp_register_pragma_space): Use
2201 (do_assert, do_unassert): Check for EOL, update.
2202 * cppmacro.c (stringify_arg, collect_args): Update to use
2203 _cpp_extend_buff and _cpp_append_extend_buff.
2204 (save_parameter, parse_params, alloc_expansion_token,
2205 _cpp_create_definition): Rework memory management.
2207 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
2209 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
2210 update md_exec_prefix.
2211 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
2214 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
2216 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
2217 (SELECT_CC_MODE): Use s390_select_ccmode.
2218 * config/s390/s390-protos.h (s390_select_ccmode): Add.
2219 * config/s390/s390.c (s390_select_ccmode): New.
2220 (s390_match_ccmode): Add CCLmode.
2221 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
2222 (output_branch_condition, output_inverse_branch_condition): Removed.
2223 (print_operand): Use s390_branch_condition_mnemonic.
2224 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
2225 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
2226 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
2228 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
2229 when converting conditional branches to far branches.
2230 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
2231 cmpint_di): Use CCSmode instead of CCUmode.
2233 * config/s390/s390.c (legitimate_la_operand_p): New.
2234 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
2235 * config/s390/s390.md (movsi): Convert load address patterns to
2236 arithmetic operations when necessary.
2237 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
2238 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
2239 (*do_la_reg_0): Don't use before reload.
2241 * config/s390/s390.c (legitimize_address): Make more efficient
2242 use of two-register addressing mode.
2244 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
2245 with -mno-backchain in some corner cases.
2247 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
2249 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
2251 * reload.c (find_reloads): Mark new USE insns with QImode.
2252 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
2253 find_reloads_subreg_address): Likewise.
2254 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
2256 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
2258 (reload): Make sure there are no USEs with mode other than
2259 VOIDmode. At the end, remove those marked with QImode.
2261 2001-09-29 Per Bothner <per@bothner.com>
2263 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
2264 * Makefile.in (includedir): Rename to local_includedir.
2265 (includedir): Define as $(prefix)/include.
2266 * config.in (PREFIX_INCLUDE_DIR): New variable.
2267 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
2269 2001-09-29 Bernd Schmidt <bernds@redhat.com>
2271 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
2273 * doc/extend.texi (Vector Extensions): New node.
2274 * doc/invoke.texi (Machine Dependent Options): Add documentation for
2275 i386 -mmmx, -msse, -m3dnow.
2277 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2279 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
2281 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
2283 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
2285 * doc/invoke.texi (Optimize Options): Delete spurious @table.
2287 2001-09-28 Richard Henderson <rth@redhat.com>
2289 * varasm.c (assemble_integer): Bound alignment check by
2292 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
2294 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2296 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
2298 2001-09-25 Bernd Schmidt <bernds@redhat.com>
2300 Mostly from Graham Stott <grahams@redhat.com>
2301 * c-common.c (type_for_mode): Add support for V2SFmode.
2302 * tree.c (build_common_tree_nodes_2): Likewise.
2303 * tree.h (enum tree_index, global_trees): Likewise.
2304 * config/i386/i386.c (x86_3dnow_a): New variable.
2305 (override_options): Support 3Dnow extensions.
2306 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
2307 Athlon's version of 3Dnow.
2308 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
2309 (ix86_expand_builtin): Handle them.
2310 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
2311 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
2312 TARGET_3DNOW_A): New macros.
2313 (TARGET_SWITCHES): Add 3Dnow switches.
2314 (VALID_MMX_REG_MODE_3DNOW): New macro.
2315 (VECTOR_MODE_SUPPORTED_P): Use it.
2316 (enum ix86_builtins): Add entries for 3Dnow builtins.
2317 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
2318 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
2319 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
2320 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
2321 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
2322 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
2323 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
2324 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
2325 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
2326 sfence_insn, prefetch): Make these available if TARGET_SSE or
2329 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
2331 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
2332 ix86_va_start, ix86_build_va_list): Declare.
2333 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
2334 ix86_va_start, ix86_build_va_list): New global functions.
2335 * i386.md (sse_prologue_save_insn): New insn.
2336 (sse_prologue_save): New expander.
2337 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
2338 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
2340 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
2342 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
2343 Use size_t everywhere, make definitions consistent with
2346 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
2348 * gcse.c (replace_store_insn): Use delete_insn.
2349 * loop.c (move_movables): Likewise; avoid delete_insn
2350 from clobbering notes moved elsewhere.
2351 (check_dbra_loop): Use delete_insn.
2352 * ssa.c (convert_from_ssa): Likewise.
2353 * cse.c (cse_insn): Use delete_insn.
2355 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
2357 * cpphash.h (struct cpp_buff): Make unsigned.
2358 (_cpp_get_buff): Take length of size_t.
2359 (_cpp_unaligned_alloc): New.
2360 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
2361 (struct cpp_reader): Remove ident_pool. Add u_buff.
2362 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
2363 (cpp_destroy): Destroy u_buff, not ident_pool.
2364 * cpplex.c (parse_number, parse_string, save_comment,
2365 cpp_token_as_text): Update to use the unaligned buffer.
2366 (new_buff): Make unsigned.
2367 (_cpp_unaligned_alloc): New.
2368 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
2369 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
2371 (collect_args): Make unsigned.
2373 2001-09-27 Zack Weinberg <zack@codesourcery.com>
2375 * cpplex.c (cpp_output_token): Use a putc loop for
2376 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
2378 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
2379 * configure, config.in: Regenerate.
2380 * system.h: Replace fwrite and fprintf with their unlocked
2381 variants if available.
2383 2001-09-27 Richard Henderson <rth@redhat.com>
2385 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
2386 in favour of .eh_frame.
2388 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
2390 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
2392 (LIBCALL_VALUE): Likewise.
2394 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
2396 * cpphash.h: Update comment.
2397 * cpplex.c: Update comments.
2398 (_cpp_can_paste): Remove.
2399 * cpplib.h (_cpp_can_paste): Remove.
2400 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
2401 lexer rather than _cpp_can_paste.
2403 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
2405 * doc/cppinternals.texi: Update.
2407 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
2409 * cpphash.h (struct cpp_pool): Remove locks and locked.
2410 (struct cpp_context): Add member buff.
2411 (struct cpp_reader): Remove member argument_pool.
2412 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
2413 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
2414 * cpplex.c (chunk_suitable): Remove pool argument.
2415 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
2416 (new_buff, _cpp_extend_buff): Update.
2417 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
2418 which buffer is returned.
2419 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
2420 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
2421 * cppmacro.c (lock_pools, unlock_pools): Remove.
2422 (push_ptoken_context): Take a _cpp_buff.
2423 (enter_macro_context): Pool locking removed.
2424 (replace_args): Use a _cpp_buff for the replacement list with
2426 (push_token_context): Clear buff.
2427 (expand_arg): Use _cpp_pop_context.
2428 (_cpp_pop_context): Free a context's buffer, if any.
2430 2001-09-26 DJ Delorie <dj@redhat.com>
2432 * c-typeck.c (digest_init): Check for sizeless arrays.
2434 2001-09-26 Richard Henderson <rth@redhat.com>
2436 * optabs.c (init_one_libfunc): Create a dummy function type
2437 instead of using error_mark_node.
2439 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
2441 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
2442 _cpp_extend_buff, _cpp_free_buff): New.
2443 (struct cpp_reader): New member free_buffs.
2444 * cppinit.c (cpp_destroy): Free buffers.
2445 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
2446 _cpp_extend_buff, _cpp_free_buff): New.
2447 * cpplib.h (struct cpp_options): Remove unused member.
2448 * cppmacro.c (collect_args): New. Combines the old parse_arg
2449 and parse_args. Use _cpp_buff for memory allocation.
2450 (funlike_invocation_p, replace_args): Update.
2452 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
2454 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
2456 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
2458 * except.c (sjlj_mark_call_sites): Change address inside sequence.
2460 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
2462 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
2465 2001-09-25 Janis Johnson <janis187@us.ibm.com>
2466 Jim Wilson <wilson@redhat.com>
2468 * doc/install.texi (Specific, ia64-*-linux): Document.
2470 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
2472 * Makefile.in (cfgrtl.o): Add.
2473 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
2474 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
2475 free_aux_for_edge): Declare.
2477 (HAVE_return): Undefine.
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): New global functions.
2481 (first_delete_block): New static variable.
2482 (init_flow): Clear first_delete_block.
2483 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
2484 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
2485 try_redirect_by_replacing_jump, last_loop_beg_note,
2486 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
2487 delete_insn, delete_insn_chain, create_basic_block_structure,
2488 create_basic_block, flow_delete_block, compute_bb_for_insn,
2489 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
2490 set_block_for_new_insns, split_block, merge_blocks_nomove,
2491 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
2492 redirect_edge_and_branch, force_nonfallthru_and_redirect,
2493 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
2494 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
2495 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
2496 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
2497 purge_all_dead_edges): Move to ....
2498 * cfgrtl.c: New file; .... Here.
2500 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
2501 (reroder_basic_block): Use alloc_aux_for_blocks.
2502 * predict.c (estimate_bb_frequencies): Likewise; use
2503 alloc_aux_for_edges.
2504 * profile.c (compute_branch_probabilities): Likewise.
2505 (branch_prob): Likewise.
2506 * reg-stack.c (reg_to_stack): Likewise.
2508 * emit-rtl.c (emit_insns_after): Never return NULL.
2510 * basic-block.h (set_block_for_new_insns): Delete.
2511 * cfgrtl.c (set_block_for_new_insns): Delete.
2513 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
2514 calls when crossjumping.
2516 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
2517 * unroll.c (copy_loop_body): Use delete_insn.
2519 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
2520 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
2521 keep_stack_depressed): Likewise.
2522 * gcse.c (cprop_cc0_jump): Likewise.
2523 * local-alloc.c (update_equiv_regs): Likewise.
2524 * loop.c (scan_loop, loop_delete_insns): Likewise.
2525 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
2526 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
2527 delete_output_reload, delete_address_reloads_1,
2528 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
2530 * sibcall.c (replace_call_placeholder): Likewise.
2531 * cse.c (cse_insn): Likewise.
2533 2001-09-25 Bernd Schmidt <bernds@redhat.com>
2535 From Graham Stott <grahams@redhat.com>
2536 (def_builtin): Only define builtins appropriate for target_flags. All
2538 (builtin_decsription): Add new field mask which is used to determine
2539 when to define the builtin via the macro def_builtin.
2541 (bdesc_comi): Initialise new mask fields.
2542 (bdesc_2srg): Likewise.
2543 (bdesc_1arg): Likewise.
2545 * config/i386/i386.c (ix86_init_builtins): Correct return type
2546 building v4hi_ftype_v4hi_int_int tree node.
2547 (ix86_expand_sse_comi): Fix typo swapping operands.
2548 Don't swap comparision condition, it is already swapped.
2549 (ix86_expand_sse_compare): Before swapping operands
2550 move operand 1 into new rtx and not the target rtx.
2551 Don't swap comparison condition, it is already swapped.
2552 Always check whether we need to create a new TARGET.
2554 * config/i386/i386.md: (sse_comi) Fix typos.
2555 (sse_ucomi): Likewise.
2556 (cvtss2si): Fix operand 0 contraint.
2557 (cvttss2si): Likewise.
2558 (sse_unpckhps): Fix mode for operand 2.
2559 (sse_unpcklps): Likewise.
2561 2001-09-25 Graham Stott <grahams@redhat.com>
2563 * sibcall.c (skip_copy_to_return_value): Tighten return value
2566 2001-09-24 David Edelsohn <edelsohn@gnu.org>
2568 * rs6000.c (lwa_operand): Address must be word aligned.
2570 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2572 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
2573 number has been set.
2574 (type_hash_mark): Mark type itself.
2576 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
2578 * c-lex.c (cb_def_pragma): Update.
2579 (c_lex): Update, and skip padding.
2580 * cppexp.c (lex, parse_defined): Update, remove unused variable.
2581 * cpphash.h (struct toklist): Delete.
2582 (union utoken): New.
2583 (struct cpp_context): Update.
2584 (struct cpp_reader): New members eof, avoid_paste.
2585 (_cpp_temp_token): New.
2586 * cppinit.c (cpp_create_reader): Update.
2587 * cpplex.c (_cpp_temp_token): New.
2588 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
2589 (cpp_output_token): Don't print leading whitespace.
2590 (cpp_output_line): Update.
2591 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
2592 do_include_common, do_line, do_ident, do_pragma,
2593 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
2594 parse_assertion): Update.
2595 (get_token_no_padding): New.
2596 * cpplib.h (CPP_PADDING): New.
2597 (AVOID_LPASTE): Delete.
2598 (struct cpp_token): New union member source.
2599 (cpp_get_token): Update.
2600 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
2601 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
2602 replace_args, quote_string, stringify_arg, parse_arg, next_context,
2603 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
2604 _cpp_backup_tokens, _cpp_create_definition): Update.
2605 (push_arg_context): Delete.
2606 (padding_token, push_token_context, push_ptoken_context): New.
2607 (make_string_token, make_number_token): Update, rename.
2608 (cpp_get_token): Update to handle tokens as pointers to const,
2609 and insert padding appropriately.
2610 * cppmain.c (struct printer): New member prev.
2611 (check_multiline_token): Constify.
2612 (do_preprocessing, cb_line_change): Update.
2613 (scan_translation_unit): Update to handle spacing.
2614 * scan-decls.c (get_a_token): New.
2615 (skip_to_closing_brace, scan_decls): Update.
2616 * fix-header.c (read_scan_file): Update.
2618 * doc/cpp.texi: Update.
2620 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2622 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
2623 leak by passing malloc'ed pointer to reconcat, not concat.
2625 2001-09-24 DJ Delorie <dj@redhat.com>
2627 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
2629 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
2631 * flow.c (delete_dead_jumptables): Delete jumptable if the only
2632 reference is from the literal pool.
2634 2001-09-24 Janis Johnson <janis187@us.ibm.com>
2636 * doc/install.texi (Final install): Request additional information
2637 in mail about successful builds.
2639 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
2641 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
2642 initial value of return pointer register instead of value in frame-20.
2645 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
2647 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
2648 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
2649 the libcall if there isn't a referenced identifier for the symbol.
2651 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
2653 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
2654 non 64-bit machines. Use these as a plabel for the trampoline.
2655 (TRAMPOLINE_SIZE): Adjust size for new words.
2656 (INITIALIZE_TRAMPOLINE): Initialize new words.
2657 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
2658 pointer to the plabel in the trampoline.
2660 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
2662 * pa.c (function_arg): Pass floating arguments in both general and
2663 floating registers in indirect (dynamic) calls when generating code
2664 for the 32 bit ABI and the HP assembler.
2666 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2668 * doc/install.texi: Markup fixes.
2669 Use Solaris 2, SunOS 4 as appropriate.
2670 (Specific, *-*-solaris2*): Explain this.
2671 Unconditionally warn against /usr/ucb tools.
2672 Remove Sun as warning, obsolete.
2673 Move X11 header bug workaround here, update patches.
2674 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
2675 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
2677 2001-09-23 Zack Weinberg <zack@codesourcery.com>
2679 * errors.h (warning, error, fatal, internal_error): Don't mark
2680 with ATTRIBUTE_PRINTF_n.
2681 * toplev.h (internal_error, fatal_io_error, warning, error,
2682 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
2683 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
2686 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2688 * function.c (pop_function_context_from): var_refs_queue
2689 and temp slots now in GC memory.
2690 (mark_function_status, free_after_compilation): Likewise;
2691 also struct function now in GC memory.
2692 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
2693 (combine_temp_slots): Likewise.
2694 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
2695 (prepare_function_start): Use GC memory for struct function.
2696 (mark_temp_slot): Deleted.
2697 (gcc_mark_struct_function): struct function now in GC memory.
2699 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
2700 code for division, not modulus.
2702 * rtl.def (MEM): Remove obsolete part of comment.
2704 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
2706 * c-format.c (init_function_format_info): Check __builtin_printf
2707 and __builtin_fprintf even if -ffreestanding. Check C99 functions
2710 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2712 * c-common.c (format_attribute_table): Remove decl.
2713 * tree.h (format_attribute_table, lang_attribute_table): New decls.
2714 (lang_attribute_common): Likewise.
2716 * function.c (fix_lexical_address): Use set_mem_alias_set.
2717 (expand_function_start): Likewise.
2718 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
2720 * varasm.c (output_constant): Fix unused variable warning.
2722 * attribs.c: New file, from c-common.c.
2723 (attribute_tables): Now four elements.
2724 (format_attribute_table, lang_attribute_common): New variables.
2725 (init_attributes): Reflect above changes.
2726 (handle_mode_attribute): Delete check for wider than uintmax.
2727 * c-common.c: Delete parts moved to attribs.c.
2728 (enum attrs): Deleted; unused.
2729 (c_format_attribute_table): New variable.
2730 (c_common_lang_init): Initialize format_attribute_table with it.
2731 * c-common.h (decl_attributes): Remove decl.
2732 * tree.h (decl_attribute): Move it to here.
2733 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
2734 (attribs.o): New rule.
2736 2001-09-22 Andreas Jaeger <aj@suse.de>
2738 * builtins.c (c_getstr): Remove unused variable.
2740 2001-09-21 Richard Henderson <rth@redhat.com>
2742 * reload1.c (reload): Use delete_insn instead of splatting
2745 2001-09-21 Richard Henderson <rth@redhat.com>
2747 * reload.c (push_secondary_reload): Don't check for "=" in output
2748 constraint after ""->ALL_REGS check.
2750 2001-09-21 Richard Henderson <rth@redhat.com>
2752 * predict.c (expected_value_to_br_prob): Use pc_set.
2754 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
2755 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
2757 2001-09-21 Richard Henderson <rth@redhat.com>
2759 * rtl.h (LCT_RETURNS_TWICE): New.
2760 * calls.c (emit_call_1): Set current_function_calls_setjmp for
2762 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
2763 to ECF_RETURNS_TWICE.
2764 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
2767 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
2769 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
2770 (JMP_BUF_SIZE): New.
2772 2001-09-21 Richard Henderson <rth@redhat.com>
2774 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
2777 2001-09-21 Richard Henderson <rth@redhat.com>
2779 * tree.def (FDESC_EXPR): New.
2780 * expr.c (expand_expr): Handle it.
2781 * varasm.c (initializer_constant_valid_p): Likewise.
2782 (output_constant): Likewise.
2783 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
2784 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
2785 (ASM_OUTPUT_FDESC): New.
2786 * doc/tm.texi: Document the new macros.
2788 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
2790 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
2791 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
2792 once merging is complete.
2794 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2796 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
2798 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
2800 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
2801 that would be invalid after a merge.
2803 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
2805 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
2806 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
2808 (flow_delete_insn): This one.
2809 (delete_insn_chain): Rename from ...; do not care labels.
2810 (flow_delete_insn_chain): ... this one.
2811 (flow_delete_block): Remove the insns one BB has been expunged.
2812 (merge_blocks_nomove): Likewise.
2813 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
2814 updating BB boundaries.
2815 (tidy_fallthru_edge): Likewise.
2816 (commit_one_edge_insertion): Likewise.
2817 * cfgbuild.c (find_basic_block): Likewise.
2818 (find_basic_blocks_1): Likewise.
2819 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
2820 (try_crossjump_to_edge): Likewise.
2821 (try_optimize_cfg): Likewise.
2822 * cse.c (delete_trivially_dead_insns): Likewise.
2823 * df.c (df_insn_delete): Likewise.
2824 * doloop.c (doloop_modify): Use delete_related_insns.
2825 * emit-rtl.c (try_split): Likewise.
2826 (remove_insn): Update BB boundaries.
2827 * expect.c (connect_post_landing_pads): Use delete_related_insns.
2828 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
2829 updating BB boundaries.
2830 (propagate_block_delete_insn): Likewise.
2831 (propagate_block_delete_libcall): Likewise.
2832 * function.c (delete_handlers): Use delete_related_insns.
2833 (thread_prologue_and_epilogue_insns): Likewise.
2834 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
2835 * genpeep.c (gen_peephole): Use delete_related_insns.
2836 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
2838 (find_cond_trap): Likewise.
2839 * integrate.c (save_for_inline): Use delete_related_insns.
2840 (copy_insn_list): Likewise.
2841 * jump.c (pruge_linie_number_notes): Likewise.
2842 (duplicate_loop_exit_test): Likewise.
2843 (delete_computation): Likewise.
2844 (delete_related_insn): Rename from ...; use delete_insn
2845 (delete_insn): ... this one.
2846 (redirect_jump): Use delete_related_insns.
2847 * loop.c (scan_loop): Likewise.
2848 (move_movables): Likewise.
2849 (find_and_verify_loops): Likewise.
2850 (check_dbra_loop): Likewise.
2851 * recog.c (peephole2_optimize): Likewise.
2852 * reg-stack.c (delete_insn_for_stacker): Remove.
2853 (move_for_stack_reg): Use delete_insn.
2854 * regmove.c (combine_stack_adjustments_for_block): Likewise.
2855 * reload1.c (delete_address_reloads): Use delete_related_insns.
2856 (fixup_abnormal_edges): Use delete_insn.
2857 * recog.c (emit_delay_sequence): Use delete_related_insns.
2858 (delete_from-delay_slot): Likewise.
2859 (delete_scheduled_jump): likewise.
2860 (optimize_skip): Likewise.
2861 (try_merge_delay_insns): Likewise.
2862 (full_simple_delay_slots): Likewise.
2863 (fill_slots_from_thread): Likewise.
2864 (relax_delay_slots): Likewise.
2865 (make_return_insns): Likewise.
2866 (dbr_schedule): Likewise.
2867 * rtl.h (delete_insn): Rename to delete_related_insns.
2868 (delete_insn, delete_insn_chain): New prototypes.
2869 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
2870 by df_insn_delete already.
2871 * ssa-dce.c (delete_insn_bb): Use delete_insn.
2872 * ssa.c (convert_from_ssa): Use delete_related_insns.
2873 * unroll.c (unroll_loop): Likewise.
2874 (calculate_giv_inc): Likewise.
2875 (copy_loop_body): Likewise.
2877 * i386-protos.h (ix86_libcall_value, ix86_function_value,
2878 ix86_function_arg_regno_p, ix86_function_arg_boundary,
2879 ix86_return_in_memory, ix86_function_value): Declare.
2880 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
2881 new static valurables.
2882 (x86_64_reg_class): New enum
2883 (x86_64_reg_class_name): New array.
2884 (classify_argument, examine_argument, construct_container,
2885 merge_classes): New static functions.
2886 (optimization_options): Enable flag_omit_frame_pointer and disable
2887 flag_pcc_struct_return on 64bit.
2888 (ix86_libcall_value, ix86_function_value,
2889 ix86_function_arg_regno_p, ix86_function_arg_boundary,
2890 ix86_return_in_memory, ix86_function_value): New global functions.
2891 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
2892 (function_arg_advance): Handle x86_64 passing conventions.
2893 (function_arg): Likewise.
2894 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
2895 (RETURN_IN_MEMORY): Move offline.
2896 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
2897 (FUNCTION_VALUE_REGNO_P): New macro.
2898 (FUNCTION_ARG_REGNO_P): Move offline.
2899 (struct ix86_args): Add maybe_vaarg.
2900 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
2901 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
2903 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
2905 * s390.md: Changed attributes for scheduling.
2906 * s390.c: (s390_adjust_cost, s390_adjust_priority)
2909 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
2911 Table-driven attributes.
2912 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
2913 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
2914 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
2915 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
2916 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
2917 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
2918 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
2919 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
2920 * tree.h (struct tree_decl): Change machine_attributes to
2922 * doc/c-tree.texi: Document that all attributes are now attached
2924 * c-common.c (add_attribute, attrtab, attrtab_idx,
2925 default_valid_lang_attribute, valid_lang_attribute): Remove.
2926 (attribute_tables, attributes_initialized,
2927 c_common_attribute_table, default_lang_attribute_table): New
2929 (handle_packed_attribute, handle_nocommon_attribute,
2930 handle_common_attribute, handle_noreturn_attribute,
2931 handle_unused_attribute, handle_const_attribute,
2932 handle_transparent_union_attribute, handle_constructor_attribute,
2933 handle_destructor_attribute, handle_mode_attribute,
2934 handle_section_attribute, handle_aligned_attribute,
2935 handle_weak_attribute, handle_alias_attribute,
2936 handle_no_instrument_function_attribute,
2937 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
2938 handle_no_limit_stack_attribute, handle_pure_attribute): New
2940 (init_attributes, decl_attributes): Rewrite to implement
2941 table-driven attributes.
2942 * c-common.h (enum attribute_flags): Move to tree.h.
2943 * c-format.c (decl_handle_format_attribute,
2944 decl_handle_format_arg_attribute): Rename to
2945 handle_format_attribute and handle_format_arg_attribute. Update
2946 for table-driven attributes.
2947 * c-common.h (decl_handle_format_attribute,
2948 decl_handle_format_arg_attribute): Remove prototypes.
2949 (handle_format_attribute, handle_format_arg_attribute): Add
2951 * c-decl.c (grokdeclarator): Handle attributes nested inside
2953 * c-parse.in (setattrs, maybe_setattrs): Remove.
2954 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
2955 Update to handle nested attributes properly.
2956 (maybe_resetattrs, after_type_declarator,
2957 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
2958 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
2960 (make_pointer_declarator): Update to handle nested attributes
2962 * doc/extend.texi: Update documentation of limits of attributes
2963 syntax. Warn about problems with attribute semantics in C++.
2964 * target.h (struct target): Remove valid_decl_attribute and
2965 valid_type_attribute. Add attribute_table and
2966 function_attribute_inlinable_p.
2967 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
2968 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
2969 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
2971 (TARGET_INITIALIZER): Update.
2972 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
2974 (function_attribute_inlinable_p): New function. Check for the
2975 presence of any machine attributes before using
2976 targetm.function_attribute_inlinable_p.
2977 (function_cannot_inline_p): Update.
2978 * Makefile.in (integrate.o): Update dependencies.
2979 * doc/tm.texi: Update documentation of target attributes and
2980 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
2981 * tree.c (default_valid_attribute_p, valid_machine_attribute):
2983 (default_target_attribute_table,
2984 default_function_attribute_inlinable_p): New.
2985 (lookup_attribute): Update comment to clarify handling of multiple
2986 attributes with the same name.
2987 (merge_attributes, attribute_list_contained): Allow multiple
2988 attributes with the same name but different arguments to appear in
2989 the same attribute list.
2990 * tree.h (default_valid_attribute_p): Remove prototype.
2991 (struct attribute_spec): New.
2992 (default_target_attribute_table): Declare.
2993 (enum attribute_flags): Move from c-common.h. Add
2994 ATTR_FLAG_TYPE_IN_PLACE.
2995 (default_function_attribute_inlinable_p): Declare.
2996 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
2997 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2998 (TARGET_ATTRIBUTE_TABLE): Define.
2999 (vms_attribute_table): New.
3000 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
3001 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3002 (TARGET_ATTRIBUTE_TABLE): Define.
3003 (arc_attribute_table, arc_handle_interrupt_attribute): New.
3004 * config/arm/arm.c (arm_valid_type_attribute_p,
3005 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
3007 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
3009 (TARGET_ATTRIBUTE_TABLE): Define.
3010 (arm_attribute_table, arm_handle_fndecl_attribute,
3011 arm_handle_isr_attribute): New.
3012 * config/avr/avr.c (avr_valid_type_attribute,
3013 avr_valid_decl_attribute): Remove.
3014 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
3016 (TARGET_ATTRIBUTE_TABLE): Define.
3017 (avr_attribute_table, avr_handle_progmem_attribute,
3018 avr_handle_fndecl_attribute): New.
3019 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
3020 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3021 (TARGET_ATTRIBUTE_TABLE): Define.
3022 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
3023 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
3024 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3025 (TARGET_ATTRIBUTE_TABLE): Define.
3026 (h8300_attribute_table, h8300_handle_fndecl_attribute,
3027 h8300_handle_eightbit_data_attribute,
3028 h8300_handle_tiny_data_attribute): New.
3029 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
3030 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
3032 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
3034 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
3035 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
3037 (TARGET_ATTRIBUTE_TABLE): Define.
3038 (ix86_attribute_table, ix86_handle_cdecl_attribute,
3039 ix86_handle_regparm_attribute): New.
3040 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
3041 i386_pe_valid_type_attribute_p): Remove.
3042 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
3043 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
3044 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3045 (TARGET_ATTRIBUTE_TABLE): Define.
3046 (ia64_attribute_table): New.
3047 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
3048 interrupt_ident2, model_ident1, model_ident2): Remove.
3049 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3050 (TARGET_ATTRIBUTE_TABLE): Define.
3051 (init_idents): Update.
3052 (m32r_attribute_table, m32r_handle_model_attribute): New.
3053 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
3055 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3056 (TARGET_ATTRIBUTE_TABLE): Define.
3057 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
3058 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
3059 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3060 (TARGET_ATTRIBUTE_TABLE): Define.
3061 (mcore_attribute_table, mcore_handle_naked_attribute): New.
3062 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
3063 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3064 (TARGET_ATTRIBUTE_TABLE): Define.
3065 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
3066 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
3067 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3068 (TARGET_ATTRIBUTE_TABLE): Define.
3069 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
3070 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
3071 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3072 (TARGET_ATTRIBUTE_TABLE): Define.
3073 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
3074 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
3076 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
3078 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
3079 (TARGET_ATTRIBUTE_TABLE): Define.
3080 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
3082 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
3083 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3084 (TARGET_ATTRIBUTE_TABLE): Define.
3085 (v850_attribute_table, v850_handle_interrupt_attribute,
3086 v850_handle_data_area_attribute): New.
3087 * config/v850/v850-c.c (mark_current_function_as_interrupt):
3088 Return void. Call decl_attributes instead of
3089 valid_machine_attribute.
3091 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
3093 * sh-protos.h (sh_pr_n_sets): Declare.
3094 * sh.c (calc_live_regs): If the initial value for PR has been copied,
3095 look at the copy to determine if PR needs to be saved.
3096 sh_pr_n_sets: New function.
3097 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
3098 (ALLOCATE_INITIAL_VALUE): Define.
3100 * sh.c (initial_elimination_offset):
3101 Fix RETURN_ADDRESS_POINTER_REGNUM case.
3103 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
3105 * integrate.c (allocate_initial_values): New function.
3106 * integrate.h (allocate_initial_values): Declare.
3107 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
3109 * reload1.c (reload): And initialization of reg_equiv_memory_loc
3111 * toplev.c (rest_of_compilation): To here.
3112 Call allocate_initial_values.
3113 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
3115 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3117 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
3119 2001-09-20 DJ Delorie <dj@redhat.com>
3121 * c-typeck.c (really_start_incremental_init): Discriminate
3122 between zero-length arrays and flexible arrays.
3123 (push_init_level): Detect zero-length arrays and handle them
3124 like fixed-sized arrays.
3125 * expr.c (store_constructor): Handle zero-length arrays and
3126 flexible arrays correctly.
3127 * doc/extend.texi: Update zero-length array notes.
3129 2001-09-20 Jim Wilson <wilson@redhat.com>
3131 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
3132 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
3133 for issue port conflicts.
3134 (cycle_end_fill_slots): TYPE_L instructions take two slots.
3136 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
3138 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
3141 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3143 * fold-const.c (hashtab.h): Include.
3144 (int_const_binop): Remove FORSIZE arg and compute from type; all
3146 Call size_int_type_wide for all single-word constants.
3147 (size_htab_hash, size_htab_eq): New functions.
3148 (size_int_type_wide): Rework to use hash table.
3149 * ggc-common.c (hashtab.h): Include.
3150 (struct d_htab_root): New struct.
3151 (d_htab_roots): New variable.
3152 (ggc_add_deletable_htab, ggc_htab_delete): New functions
3153 (ggc_mark_roots): Handle deletable htabs.
3154 * ggc-page.c (ggc_marked_p): New function.
3155 * ggc-simple.c (ggc_marked_p): Likewise.
3156 * ggc.h: Reformatting throughout.
3157 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
3158 * tree.c (init_obstacks): Make type_hash_table a deletable root.
3159 (type_hash_add): Allocate struct type_hash from GC memory.
3160 (mark_hash_entry, mark_type_hash): Deleted.
3161 (type_hash_marked_p, type_hash_mark): New functions.
3162 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
3164 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
3166 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
3169 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3171 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
3172 array-too-large test for signed sizetype.
3174 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
3176 * i386.md (indirect_jump): Allow Pmode operand.
3177 (tablejump): LIkewise; perform expansion to 64bit mode.
3178 * i386.c (symbolic_operand): Allow 64bit PIC references.
3179 (pic_symbolic_operand): Likewise.
3180 (ix86_find_base_term): Strip the 64bit PIC references.
3181 (legitimate_pic_address_disp_p): Handle 64bit PIC.
3182 (legitimize_pic_address): Likewise.
3183 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
3184 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
3186 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
3188 * stringpool.c (get_identifier_with_length): New function.
3189 * tree.h (get_identifier_with_length): New prototype.
3191 2001-09-19 Alan Modra <amodra@bigpond.net.au>
3192 David Edelsohn <edelsohn@gnu.org>
3195 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
3196 already sign-extended.
3198 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
3199 * config/rs6000/rs6000.c (logical_operand): Always compare op as
3201 (rs6000_emit_set_long_const): Avoid unnecessary shift.
3202 (output_profile_hook): Declare label_name const.
3203 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
3204 to match constraints.
3206 2001-09-19 Stan Shebs <shebs@apple.com>
3208 * alias.c: Fix typos in comments.
3209 * sched-rgn.c (init_ready_list): Ditto.
3210 * unwind-dw2.c (uw_frame_state_for): Ditto.
3211 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
3212 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
3213 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
3215 2001-09-19 Richard Henderson <rth@redhat.com>
3217 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
3219 * Makefile.in (cfg.o): Depend on TM_P_H.
3221 2001-09-19 Richard Henderson <rth@redhat.com>
3223 * config/alpha/alpha.c (local_symbol_p): Split out from ...
3224 (local_symbolic_operand): ... here.
3225 (small_symbolic_operand): Check mode.
3226 (global_symbolic_operand): New.
3227 (input_operand): Reject symbolics if explicit relocs.
3228 (call_operand): Tidy.
3229 (alpha_legitimize_address): Use movdi_er_high_g.
3230 (alpha_expand_mov): Likewise.
3231 * config/alpha/alpha-protos.h: Update.
3232 * config/alpha/alpha.h (PREDICATE_CODES): Update.
3233 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
3234 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
3235 (UNSPECV_LDGP2): Remove.
3236 (all call patterns): Use 's' not 'i' for symbolic constraint.
3237 (call_osf call_value_osf): Use call_operand.
3238 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
3239 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
3240 (prologue_ldgp_1_er): Remove.
3241 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
3242 (builtin_setjmp_receiver_er patterns): Use them.
3243 (exception_receiver_er): Likewise.
3245 2001-09-19 Richard Henderson <rth@redhat.com>
3247 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
3249 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
3250 and NON_LOCAL_GOTO notes.
3251 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
3252 copy over CALL_INSN_FUNCTION_USAGE.
3254 2001-09-18 Catherine Moore <clm@redhat.com>
3256 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
3259 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
3261 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
3262 new-style tm_file specification. Specify correct tm_p_file,
3263 md_file, and out_file for s390x.
3265 * config/s390/linux.h, linux64.h: Don't include other target
3266 macro header files. Now handled via tm_file.
3268 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
3269 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
3270 are defined before use.
3272 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
3274 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
3275 code generation only for Gnu assembler.
3277 2001-09-18 Catherine Moore <clm@redhat.com>
3279 * config/stormy16 (LIB_SPEC): Remove -lnosys.
3281 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
3283 * config/mips/mips.c (mips_frame_set): New.
3284 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
3285 a parallel frame-related expression with a set for each register.
3287 2001-09-18 Philip Blundell <philb@gnu.org>
3289 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
3292 2001-09-17 Dale Johannesen <dalej@apple.com>
3294 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
3295 * config/rs6000/aix.h (FIXED_R2): Define.
3296 * config/rs6000/darwin.h (FIXED_R2): Define.
3297 * config/rs6000/sysv4.h (FIXED_R2): Define.
3299 2001-09-17 Jeff Sturm <jsturm@one-point.com>
3301 * except.c (dw2_build_landing_pads): New local
3302 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
3303 barrier after clobbers. Fixes c++/4012.
3305 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3307 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
3309 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
3311 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
3312 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
3314 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3316 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
3319 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
3321 * cpphash.h (_cpp_lex_direct): New.
3322 * cpplex.c (_cpp_lex_token): Update.
3323 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
3324 and increment that pointer.
3325 * cppmacro.c (alloc_expansion_token): New.
3326 (lex_expansion_token): Lex macro expansion directly into
3329 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
3331 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
3333 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
3335 * basic-block.h (free_bb_for_insn): Declare.
3336 * bb-reorder.c (label_for_bb): Use block_label.
3337 (emit_jump_to_block_after): Remove.
3338 (insert_intra_1): Do not update block_for_insn.
3339 (insert_inter_bb_scope_notes): Likewise; update bb->end
3340 * cfg.c (free_bb_for_insn): New.
3341 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
3342 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
3343 (commit_one_edge_insertion): Likewise.
3344 (commit_one_edge_insertion): Do not update BB boundary.
3345 (commit_edge_insertions): Do not call compute_bb_for_insn.
3346 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
3347 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
3348 (merge_blocks_move_successor_nojumps): Likewise.
3349 (try_crossjump_to_edge): Do not update block_for_insn.
3350 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
3351 * df.c (df_pattern_emit_later): Do not update BB boundary.
3352 (df_jump_pattern_emit_after): Likewise.
3353 (df_insn_move_before): Use emit_insn_before.
3354 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
3356 (add_insn_after, add_insn_before, emit_insns_after): Update BB
3357 boundaries and basic_block_for_insn.
3358 (reorder_insns_nobb): Rename from reorder_insns.
3359 (reorder_insns): New.
3360 (emit_block_insn_before, emit_block_insn_after): Kill.
3361 * flow.c (check_function_return_warnings): Do not call
3362 compute_bb_for_insn; Do not free basic_block_for_insn.
3363 (attempt_auto_inc): Do not update basic_block_for_insn.
3364 * function.c (emit_return_into_block): Likewise;
3365 do not update BB boundaries.
3366 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
3367 (insert_insn_end_bb): Use emit_insn_before; Likewise.
3368 (pre_insert_copy_insn): Likewise.
3369 (update_ld_motion_notes): Likewise.
3370 (insert_insn_start_bb): Likewise.
3371 (replace_store_insn): Likewise.
3372 * ifcvt.c (noce_process_if_block): Likewise.
3373 (if_convert): Do not call compute_bb_for_insn.
3374 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
3375 Use emit_insn_before and emit_insn_after.
3376 * recog.c (split_all_insns): Do not update BB boundaries;
3377 Do not call compute_bb_for_insn.
3378 (peephole2_optimize): Do not update BB boundaries.
3379 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
3381 (emit_swap_insn): Likewise.
3382 (convert_regs_1): Likewise.
3383 * reload1.c (reload): Call compute_bb_for_insn.
3384 * rtl.h (reorder_insns_nobb): Declare.
3385 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
3386 * toplev.c (rest_of_compilation): Call free_bb_for_insn
3387 at places CFG is invalidated; do not call compute_bb_for_insn.
3389 * cfg.c (expunge_block): Invalidate BB structure.
3391 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
3394 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
3396 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
3398 * cpphash.h (_cpp_lex_token): Update prototype.
3399 * cpplex.c (_cpp_lex_token): New prototype.
3400 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
3401 lex_macro_node, read_flag, do_pragma_poison): Update.
3402 * cppmacro.c (cpp_get_token, parse_params,
3403 lex_expansion_token): Update.
3405 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
3407 * cppmain.c (scan_translation_unit): Don't worry about
3408 putting a space after hashes.
3409 * cpplib.c (directive_diagnostics): New.
3410 (_cpp_handle_directive): Update to use directive_diagnostics.
3411 (run_directive): Don't toggle prevent_expansion.
3412 (do_line): Backup in case of the line extension.
3413 * cpplib.h (cpp_lexer_pos): Remove.
3414 * cppmacro.c (_cpp_create_definition): Precede a leading #
3417 2001-09-15 Richard Henderson <rth@redhat.com>
3419 * c-typeck.c (comptypes): Handle zero-length arrays properly.
3421 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3423 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
3425 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
3427 PR preprocessor/3571
3428 * tradcpp.c (handle_directive): Skip non-vertical space.
3430 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
3432 * cppmain.c (setup_callbacks): Set line callback only
3433 if outputting preprocessed source.
3435 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3437 * collect2.c (main): Const-ification.
3438 * gcc.c (translate_options, process_command): Use xstrdup in
3439 lieu of xmalloc/strcpy.
3440 (main): Use concat in lieu of xmalloc/strcpy/strcat.
3442 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3444 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
3447 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
3449 * scan-decls.c (scan_decls): Fix typo.
3451 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
3453 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
3454 Split mlstring_pos into mls_line and mls_col.
3455 * cppinit.c (cpp_create_reader): Initialize line to 1.
3456 (cpp_destroy): Free tokenruns.
3457 (push_include): Don't update lexer_pos.
3458 * cpplex.c (unterminated, parse_string): Update.
3459 (lex_token): Don't update lexer_pos, update.
3460 * cpplib.c (if_stack): Save line instead of line + col.
3461 (start_directive, _cpp_do__Pragma, do_else, do_elif,
3462 push_conditional, _cpp_pop_buffer): Update.
3463 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
3464 (_cpp_create_definition): Update.
3466 2001-09-15 Eric Christopher <echristo@redhat.com>
3468 * config/mips/abi64.h: Add support for MEABI.
3470 2001-09-15 Eric Christopher <echristo@redhat.com>
3472 * config/mips/mips.md: Add unspec #2.
3474 (reload_outdi): Ditto.
3475 (reload_outsi): Ditto.
3478 2001-09-15 Eric Christopher <echristo@redhat.com>
3479 Jason Eckhardt <jle@redhat.com>
3481 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
3482 * config/mips/isa32-linux.h: New file.
3483 * config/mips/isa3264.h: Ditto.
3484 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
3485 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
3486 (output_block_mode): Support MEABI.
3487 (function_arg): Ditto. Fix floating point arg passing.
3488 (mips_va_start): Ditto.
3489 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
3491 (mips_asm_file_start): Add new section to pass abi to gdb.
3492 (function_arg_pass_by_reference): Support MEABI.
3493 (mips_parse_cpu): Support mips32 and mips64 processors.
3494 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
3495 TARGET_MIPS5KC. Support isa32 and isa64.
3496 (processor_type): Add r4kc, r5kc, r20kc.
3497 (GENERATE_MULT3_SI): New.
3498 (GENERATE_MULT3_DI): Ditto.
3499 (GENERATE_MULT3): Remove.
3500 (ISA_HAS_64BIT_REGS): Add isa == 64.
3501 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
3502 (ISA_HAS_MADD_MSUB): New.
3503 (ISA_HAS_CLZ_CLO): Ditto.
3504 (ISA_HAS_DCLZ_DCLO): Ditto.
3505 (ABI_GAS_ASM_SPEC): New.
3506 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
3509 (SUBTARGET_CC1_SPEC): Ditto.
3510 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
3511 (PAD_VARARGS_DOWN): Support MEABI.
3512 (HARD_REGNO_NREGS): Move to mips.c.
3513 (ASM_OUTPUT_IDENT): Add #undef.
3514 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
3515 (mulsi3): Use GENERATE_MULT3_SI.
3516 (mulsi3_mult3): Ditto. Support mips32, mips64.
3517 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
3518 (mul_sub_si): New pattern.
3519 (unnamed splitters): New.
3520 (muldi3): Use GENERATE_MULT3_DI.
3521 (muldi3_internal2): Ditto.
3522 (movdicc): Support mips32.
3523 * config/mips/t-isa3264: New file.
3525 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
3527 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
3528 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
3529 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
3531 * reorg.c (fill_slots_from_thread): After call to
3532 steal_delay_list_from_target, update own_thread as new_thread may
3535 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
3537 * cpperror.c (print_location): Take line and column, for
3538 default positioning use the previously lexed token.
3539 (_cpp_begin_message): Take line and column.
3540 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
3541 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
3542 * cpphash.h (_cpp_begin_message): Update prototype.
3543 * cppinit.c (push_include): Don't set output line.
3544 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
3545 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
3546 (do_pragma): Kludge for front ends. Don't expand macros at all.
3547 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
3548 (struct cpp_token): Remove output_line.
3549 (struct cpp_callbacks): New member line_change.
3550 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
3551 cpp_get_token): Preserve BOL flag.
3552 (cpp_get_line): Remove.
3553 (_cpp_backup_tokens): Remove useless abort().
3554 * cppmain.c (cb_line_change): New.
3555 (scan_translation_unit): Don't worry about starting new lines here.
3556 * scan-decls.c (scan_decls): Update.
3557 * c-lex.c (c_lex, init_c_lex): Update.
3558 (cb_line_change, src_lineno): New.
3560 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
3562 * tree.c (append_random_chars): Generate the random
3563 characters in a reproducable fashion.
3565 2001-09-14 Richard Henderson <rth@redhat.com>
3567 * config/i386/i386.c (internal_label_prefix): New.
3568 (internal_label_prefix_len): New.
3569 (override_options): Set them.
3570 (local_symbolic_operand): New.
3571 (legitimate_pic_address_disp_p): Use it.
3572 (legitimize_pic_address): Likewise.
3574 2001-09-14 Marc Espie <espie@openbsd.org>
3576 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
3579 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3581 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
3582 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
3584 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
3586 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
3587 invocation of SUBREG_REGNO_OFFSET.
3589 * haifa-sched.c: Fix typo in FSF copyright statement.
3590 * sched-deps.c: Fix typo in FSF copyright statement.
3591 * sched-ebb.c: Fix typo in FSF copyright statement.
3592 * sched-rgn.c: Fix typo in FSF copyright statement.
3593 * sched-vis.c: Fix typo in FSF copyright statement.
3595 * config.gcc: Move inclusion of arm elf specific header files
3596 from the files themselves into the tm_file variable. Make
3597 sure that elfos.h is included before target specific elf
3599 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
3601 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
3602 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
3603 ASM_OUTPUT_CASE_LABEL): Protect definition.
3604 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
3605 not already defined.
3606 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
3607 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
3608 Remove duplicate definition.
3609 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
3610 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
3611 (RDATA_SECTION_FUNCTION): Remove redundant definition.
3612 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
3613 Remove inclusion of arm/elf.h.
3614 * config/arm/unknown-elf.h: as for conix-elf.h.
3615 (STARTFILE_SPEC): Include crti.o and crtn.o.
3616 * config/arm/linux-elf.h: as for conix-elf.h.
3617 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
3618 * config/arm/strongarm-elf.h: Remove inclusion of
3620 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
3621 * config/arm/unknown-elf-oabi.h: Remove inclusion of
3622 unknown-elf.h and elf.h.
3623 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
3624 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
3625 ASM_WEAKEN_LABEL): Remove redundant definition.
3626 * config/arm/elf.h: Test for inclusion of elfos.h
3627 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
3628 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
3629 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
3630 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
3631 redundant definition.
3632 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
3633 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
3634 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
3635 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
3636 Add rules to build crti.o and crtn.o
3637 * crti.asm: New file.
3638 * crtn.asm: New file.
3640 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
3642 * c-parse.in (_yylex): Use _cpp_backup_tokens.
3643 * cpphash.h (struct tokenrun): Add prev.
3644 (struct lexer_state): Remove bol.
3645 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
3646 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
3648 * cppinit.c (cpp_create_reader): Don't set bol.
3649 (cpp_destroy): Don't free lookaheads.
3650 * cpplex.c (lex_directive): Remove.
3651 (next_tokenrun): Update.
3652 (_cpp_lex_token): Clean up logic.
3653 (lex_token): Update to return a pointer to lexed token, since it
3654 can move to the start of the buffer. Simpify newline handling.
3655 * cpplib.c (SEEN_EOL): Update.
3656 (skip_rest_of_line): Remove lookahead stuff.
3657 (end_directive): Line numbers are already incremented. Revert
3658 to start of lexed token buffer if we can.
3659 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
3660 parse_answer): Use _cpp_backup_tokens.
3661 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
3662 instead. Don't check for EOL.
3663 (do_include_common, do_line, do_pragma_system_header): Use
3665 * cpplib.h (BOL, _cpp_backup_tokens): New.
3666 * cppmacro.c (save_lookahead_token, take_lookahead_token,
3667 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
3668 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
3669 (builtin_macro): Don't use cpp_get_line.
3670 (cpp_get_line): Short term kludge.
3671 (parse_arg): Handle directives in arguments here. Back up when
3672 appropriate. Store EOF at end of argument list.
3673 (funlike_invocation_p): Use _cpp_backup_tokens.
3674 (push_arg_context): Account for EOF at end of list.
3675 (cpp_get_token): Remove lookahead stuff. Update.
3677 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3679 * c-parse.in (yyerror): Const-ification and/or static-ization.
3680 * c-typeck.c (push_member_name): Likewise.
3681 * collect2.c (main): Likewise.
3682 * dbxout.c (dbxout_parms): Likewise.
3683 * diagnostic.c (format_with_decl): Likewise.
3684 * dwarf2out.c (output_ranges): Likewise.
3685 * dwarfout.c (fundamental_type_code): Likewise.
3686 * except.c (dw2_output_call_site_table): Likewise.
3687 * gcc.c (do_spec_1): Likewise.
3688 * genopinit.c (optabs): Likewise.
3689 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
3690 gen_declaration_1, handle_impent): Likewise.
3691 * protoize.c (default_include, in_system_include_dir, abspath):
3693 * sched-vis.c (visualize_stall_cycles): Likewise.
3694 * sdbout.c (plain_type_1, sdbout_end_function,
3695 sdbout_end_epilogue): Likewise.
3696 * varasm.c (decode_reg_name): Likewise.
3698 * 1750a.c (mod_regno_adjust): Likewise.
3699 * alpha.c (alpha_write_one_linkage,
3700 unicosmk_output_default_externs): Likewise.
3701 * arm.c (arm_condition_codes): Likewise.
3702 * arm.h (arm_condition_codes): Likewise.
3703 * avr.c (output_movsisf, encode_section_info): Likewise.
3704 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
3706 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
3707 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
3708 * m88k.c (output_function_profiler): Likewise.
3709 * mips.c (mips_output_conditional_branch): Likewise.
3710 * ns32k.c (ns32k_out_reg_names): Likewise.
3711 * ns32k.h (ns32k_out_reg_names): Likewise.
3712 * pj.c (pj_output_rval): Likewise.
3713 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
3714 * sparc.c (sparc_flat_function_prologue,
3715 sparc_flat_function_epilogue): Likewise.
3717 2001-09-13 Markus Werle <numerical.simulation@web.de>
3718 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3720 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
3721 Aachen University of Technology".
3723 2001-09-13 Andreas Schwab <schwab@suse.de>
3725 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
3728 2001-09-13 Richard Henderson <rth@redhat.com>
3730 * config/alpha/alpha.c (small_symbolic_operand): New.
3731 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
3732 (some_operand, input_operand): Don't handle HIGH.
3733 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
3734 (alpha_expand_mov): Likewise.
3735 (print_operand) [H]: Just print HIGH symbol.
3736 (print_operand_address): Handle small data.
3737 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
3738 (TARGET_SWITCHES): Add -msmall-data/large-data.
3739 (PIC_OFFSET_TABLE_REGNUM): New.
3740 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
3741 (PREDICATE_COES): Update.
3742 * config/alpha/alpha.md (adddi_er_high): New.
3743 (adddi_er_low): Handle small data.
3744 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
3745 prefer .sdata to .rodata.
3746 (SELECT_RTX_SECTION): Likewise.
3748 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
3750 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
3751 defining __size_t and leaving size_t undefined.
3753 2001-09-12 Diego Novillo <dnovillo@redhat.com>
3755 * basic-block.h (expunge_block): Declare.
3756 * cfg.c (expunge_block): Remove static declaration.
3758 2001-09-12 Richard Henderson <rth@redhat.com>
3760 * integrate.c (copy_insn_list): Copy label name from
3761 NOTE_INSN_DELETED_LABEL.
3763 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3765 * c-common.c (c_tree_code_name): Const-ification.
3766 * c-decl.c (c_decode_option): Likewise.
3767 * c-typeck.c (warn_for_assignment): Likewise.
3768 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
3770 * cppinit.c (output_deps): Likewise.
3771 * dependence.c (dependence_string, direction_string): Likewise.
3772 * dwarf2out.c (output_ranges): Likewise.
3773 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
3774 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
3775 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
3776 standard_startfile_prefix, standard_startfile_prefix_1,
3777 standard_startfile_prefix_2, tooldir_base_prefix,
3778 standard_bindir_prefix, find_a_file): Likewise.
3779 * genattrtab.c (make_length_attrs): Likewise.
3780 * gencheck.c (tree_codes): Likewise.
3781 * genemit.c (gen_split): Likewise.
3782 * genrecog.c (special_mode_pred_table): Likewise.
3783 * graph.c (graph_ext): Likewise.
3784 * protoize (default_include): Likewise.
3785 * reload.c (reload_when_needed_name): Likewise.
3786 * sched-vis.c (visualize_stall_cycles): Likewise.
3787 * tlink.c (recompile_files): Likewise.
3788 * toplev.c (decode_g_option): Likewise.
3789 * tradcpp.c (output_deps): Likewise.
3790 * varasm.c (decode_reg_name): Likewise.
3792 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
3795 * avr.c (avr_regnames, encode_section_info): Likewise.
3796 * c4x.c (float_reg_names): Likewise.
3797 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
3798 * elfos.h (const_section): Likewise.
3799 * i386.c (ix86_comp_type_attributes): Likewise.
3800 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
3801 * ia64/aix.h (UNIQUE_SECTION): Likewise.
3802 * ia64.c (type_names): Likewise.
3803 * m68hc11.c (reg_class_names): Likewise.
3804 * m88k.c (m_options): Likewise.
3805 * mips.c (mips_output_conditional_branch, mips_unique_section):
3807 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3808 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
3809 ultra_code_names): Likewise.
3810 * sparc.h (OVERRIDE_OPTIONS): Likewise.
3812 2001-09-12 Jakub Jelinek <jakub@redhat.com>
3814 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
3815 Use --fatal-warnings option for gas.
3816 * configure: Rebuilt.
3818 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3820 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
3822 2001-09-11 Jim Wilson <wilson@redhat.com>
3824 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
3826 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3828 * builtins.c (c_strlen): Treat an offset too large for a
3829 HOST_WIDE_INT as out of range.
3831 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
3833 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
3834 (EDGE_CRITICAL_P): New predicate.
3835 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
3837 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
3838 (dump_edge_info): Remove "crit".
3839 * cfganal.c (mark_critical_edges): Kill.
3840 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
3841 * cfgcleanup.c (cleanup_cfg): Likewise.
3842 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
3843 (find_spanning_tree): Likewise.
3844 * reg-stack.c (convert_regs_1): Likewise.
3845 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
3847 * basic-block.h (create_basic_block_structure): New.
3848 (create_basic_block): Update prototype.
3849 (force_nonfallthru): New.
3850 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
3851 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
3852 handle updating of block_for_insn, creating of empty BBs and BBs at
3853 the end of INSN chain.
3854 (create_basic_block): New function.
3855 (split_block): Use create_basic_block.
3856 (force_nonfallthru_and_redirect): Break out from ...; cleanup
3857 (redirect_edge_and_branch_force): ... here.
3858 (force_nonfallthru): New.
3859 (split_edge): Rewrite to use force_nonfallthru and create_block.
3860 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
3861 (find_basic_blocks): Free basic_block_for_insn.
3862 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
3864 * cfg.c: Fix formating.
3865 * cfgcleanup.c: Fix formating.
3866 (merge_blocks, tail_recursion_label_p): Return bool.
3867 (merge_blocks_move_predecessor_nojumps,
3868 merge_blocks_move_successor_nojumps): Return void.
3870 2001-09-11 Jakub Jelinek <jakub@redhat.com>
3872 * configure.in: Check whether assembler supports section merging.
3873 * config.in: Rebuilt.
3874 * configure: Rebuilt.
3875 * varasm.c (variable_section, output_constant_pool): Pass alignment
3876 to SELECT_SECTION and SELECT_RTX_SECTION.
3877 (mergeable_string_section): New.
3878 (mergeable_constant_section): New.
3879 (default_elf_asm_named_section): Output SECTION_MERGE and
3880 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
3881 * output.h (mergeable_string_section): New.
3882 (mergeable_constant_section): New.
3883 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
3884 * toplev.c (flag_merge_constants): New.
3885 (f_options): Add -fmerge-constants and -fmerge-all-constants
3887 (toplev_main): Default to -fno-merge-constants if not optimizing.
3888 * flags.h (flag_merge_constants): Add extern.
3889 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
3890 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
3892 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
3893 Define if assembler has working .subsection -1 support.
3894 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
3895 Put constant into special SHF_MERGE sections if the linker should
3896 attempt to merge duplicates.
3897 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
3899 Put constant into special SHF_MERGE sections if the linker should
3900 attempt to merge duplicates.
3901 * config/alpha/elf.h: Likewise.
3902 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
3903 has working .subsection -1 support.
3904 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
3906 * config/svr3.h: Likewise.
3907 * config/darwin.h: Likewise.
3908 * config/arm/aof.h: Likewise.
3909 * config/arm/linux-elf.h: Likewise.
3910 * config/avr/avr.h: Likewise.
3911 * config/c4x/c4x.h: Likewise.
3912 * config/d30v/d30v.h: Likewise.
3913 * config/i386/dgux.h: Likewise.
3914 * config/i386/osfrose.h: Likewise.
3915 * config/i386/sco5.h: Likewise.
3916 * config/i386/svr3gas.h: Likewise.
3917 * config/ia64/aix.h: Likewise.
3918 * config/m32r/m32r.h: Likewise.
3919 * config/m68k/m68k.h: Likewise.
3920 * config/m88k/dgux.h: Likewise.
3921 * config/m88k/m88k.h: Likewise.
3922 * config/mcore/mcore-pe.h: Likewise.
3923 * config/mips/mips.h: Likewise.
3924 * config/pa/pa.h: Likewise.
3925 * config/pa/pa-linux.h: Likewise.
3926 * config/romp/romp.h: Likewise.
3927 * config/rs6000/sysv4.h: Likewise.
3928 * config/rs6000/xcoff.h: Likewise.
3929 * config/s390/linux.h: Likewise.
3930 * config/sparc/sparc.h: Likewise.
3931 * config/sparc/sysv4.h: Likewise.
3932 * config/stormy16/stormy16.h: Likewise.
3933 * config/v850/v850.h: Likewise.
3934 * config/vax/vms.h: Likewise.
3935 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
3936 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
3937 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
3938 default_elf_asm_named_section for SHF_MERGE sections.
3940 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3942 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
3945 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
3947 * c-common.c (split_specs_attrs): Allow for empty attributes with
3948 empty TREE_PURPOSE. Fixes PR c/4294.
3950 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
3952 * basic-block.h (cached_make_edge, make_single_succ): New.
3953 (make_edge): Remove first parameter.
3954 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
3955 * cfg.c (cached_make_edge): Rename from make_edge; return newly
3956 created edge; use obstack allocation.
3957 (make_edge, make_single_succ_edge): New.
3958 (first_removed_edge): New static variable.
3959 (init_flow): Initialize first_removed_edge and n_edges.
3960 (clear_edges): Use remove_edge.
3961 (flow_delete_block): Likewise.
3962 (remove_edge): Add removed edges to the removed edges list.
3963 (split_block, redirect_edge_and_branch_force, split_edge):
3965 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
3966 (add_noreturn_fake_exit_edges): Likewise.
3967 (connect_infinite_loops_to_exit): Liekwise.
3968 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
3969 Use cached_make_edge.
3970 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
3971 * profile.c (branch_prob): Update make_edge call.
3972 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
3974 2001-09-11 Richard Henderson <rth@redhat.com>
3976 * config/alpha/alpha.c: Tidy formatting.
3977 (local_symbolic_operand): Verify mode.
3978 (alpha_sa_mask): Ignore unicos for eh_return.
3979 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
3980 * config/alpha/alpha.md (umk divsi patterns): Remove.
3981 (extendsfdf2): Remove unicos check.
3982 (tablejump): Merge vms and unicos code; always use direct set
3985 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3987 * config.gcc (alpha*-*-unicosmk*): New target.
3989 * config/alpha/alpha-protos.h (symbolic_operand,
3990 unicosmk_add_call_info_word, unicosmk_add_extern,
3991 unicosmk_defer_case_vector, unicosmk_unique_section,
3992 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
3993 unicosmk_asm_file_start, unicosmk_asm_file_end,
3994 unicosmk_output_common): Declare.
3996 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
3997 direct_return, function_arg, alpha_va_start, alpha_va_arg,
3998 alpha_does_function_need_gp, alpha_end_function): Support Cray
4000 (alpha_init_machine_status, alpha_mark_machine_status,
4001 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
4002 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
4003 unicosmk_asm_named_section, unicosmk_insert_attributes,
4004 unicosmk_section_type_flags, symbolic_operand,
4005 unicosmk_output_module_name, unicosmk_output_default_externs,
4006 unicosmk_output_dex, unicosmk_output_externs,
4007 unicosmk_output_addr_vec, unicosmk_ssib_name,
4008 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
4009 unicosmk_asm_file_end, unicosmk_output_common,
4010 unicosmk_section_type_flags, unicosmk_unique_section,
4011 unicosmk_add_call_info_word, unicosmk_text_section,
4012 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
4013 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
4014 unicosmk_dex_count, unicosmk_special_name): New.
4015 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
4016 TARGET_ABI_UNICOSMK.
4017 (get_aligned_mem, alpha_expand_unaligned_load,
4018 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
4019 alpha_expand_unaligned_store_words): Support big-endian mode.
4020 (print_operand): Likewise. New format specifier 't'. Use
4021 TARGET_AS_SLASH_BEFORE_SUFFIX.
4022 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
4023 (alpha_pv_save_size): Update with above change.
4024 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
4025 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
4028 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
4029 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
4030 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
4031 (EXTRA_CONSTRAINT): New constraint 'U'.
4032 (PREDICATE_CODES): Add symbolic_operand.
4034 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
4035 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
4036 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
4037 (integer division and modulus patterns): Split in default and
4039 (*divmodsi_internal, *divmoddi_internal): Disable for
4040 TARGET_ABI_UNICOSMK.
4041 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
4042 little-endian and big-endian versions.
4043 (ext, ins, msk): Likewise.
4044 (extv, extzv, insv): Support big-endian mode.
4045 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
4046 (call_umk, call_value_umk, *call_umk, tablejump_umk,
4047 *tablejump_umk_internal, *call_value_umk): New.
4048 (*movdi_nofix): Add pattern for loading an address into a register on
4049 TARGET_ABI_UNICOSMK.
4050 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
4051 (umk_mismatch_args, arg_home_umk): New.
4052 (various insns): Don't use mov, fmov, nop, fnop and unop.
4053 (realign): Support TARGET_ABI_UNICOSMK.
4055 * config/alpha/unicosmk.h: New file.
4056 * config/alpha/t-unicosmk: New file.
4058 * fixinc/inclhack.def (unicosmk_restrict): New.
4059 * fixinc/fixincl.x: Regenerate.
4061 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
4062 (wchar_t): Check for and define __WCHAR_T__.
4064 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
4066 * combine.c (simplify_shift_const): Treat shifts by the mode
4069 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
4071 * cpphash.h (struct tokenrun): New.
4072 (struct cpp_context): New member bol.
4073 (struct cpp_reader): New members.
4074 (_cpp_init_tokenrun): New.
4075 * cppinit.c (cpp_create_reader): Set up the token runs.
4076 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
4077 (lex_token): New internalised version of _cpp_lex_token. Don't
4078 handle directives or the multiple include opimisation here any
4079 more. Simply lex a token.
4080 * cpplib.c (run_directive): Clear bol.
4081 (_cpp_pop_buffer): Set bol.
4082 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
4085 2001-09-11 Michael Meissner <meissner@redhat.com>
4087 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
4088 give an error if the user uses -mfp32.
4089 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
4091 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
4092 floating point register size.
4093 (EXTRA_SPECS): Add CPP_FPR_SPEC.
4095 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
4096 HOST_WIDE_INT_PRINT_DEC to properly print the result of
4098 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
4099 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
4101 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
4103 * dbxout.c (dbxout_parms): Fix typo in comment.
4104 * unroll.c (loop_find_equiv_value): Ditto.
4105 * toplev.c (rest_of_compilation): Ditto.
4106 * loop.c (scan_loop): Ditto.
4107 * dwarf2out.c (struct dw_fde_struct): Ditto.
4109 2001-09-10 Zack Weinberg <zackw@panix.com>
4111 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
4112 copying identifier when we're just going to throw it away.
4113 (parse_identifier_slow): New routine to handle abnormal cases.
4114 (_cpp_lex_token): Update call site.
4116 * hashtable.c (ht_lookup): Don't assume that the string we've
4117 been given is NUL-terminated.
4118 * system.h: #define __builtin_expect(a, b) to (a) if not
4121 2001-09-10 Michael Meissner <meissner@redhat.com>
4123 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
4126 2001-09-10 David Edelsohn <edelsohn@gnu.org>
4128 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
4130 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4132 * builtins.c (c_getstr): Correct thinko in last change and further
4135 2001-09-10 Tim Freeman <tim@fungibole.com>
4137 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
4138 into varray's and register them as roots with the garbage
4139 collector so they are not collected too soon.
4141 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
4143 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
4145 * basic-block.h (flow_obstack, label_value_list,
4146 tail_recursion_label_list): Declare
4147 (tidy_fallthru_edges): Declare.
4148 (expunge_block, last_loop_beg_note): Delete.
4149 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
4151 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
4152 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
4153 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
4154 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
4155 expunge_block, flow_delete_block, compute_bb_for_insn,
4156 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
4157 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
4158 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
4159 try_redirect_by_replacing_jump, last_loop_beg_note,
4160 redirect_edge_and_branch, redirect_edge_and_branch_force,
4161 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
4162 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
4163 commit_edge_insertions, dump_flow_info, debug_flow_info,
4164 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
4165 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
4166 Move here from flow.c
4167 * cfganal.c: New file.
4168 (forwarder_block_p, can_fallthru, mark_critical_edges,
4169 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
4170 find_unreachable_blocks, create_edge_list, free_edge_list,
4171 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
4172 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
4173 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
4174 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
4175 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
4176 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
4177 Move here from flow.c
4178 * cfgbuild.c: New file
4179 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
4180 make_edges, find_basic_blocks_1, find_basic_blocks,
4181 find_sub_basic_blocks): Move here from flow.c
4182 * cfgcleanup.c: New file.
4183 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
4184 merge_blocks_move_predecessor_nojumps,
4185 merge_blocks_move_successor_nojumps, merge_blocks,
4186 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
4187 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
4188 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
4190 * cfgloop.c: New file
4191 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
4192 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
4193 flow_loop_exit_edges_find, flow_loop_nodes_find,
4194 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4195 flow_loop_tree_node_add, flow_loops_tree_build,
4196 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
4197 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
4198 Move here from flow.c
4199 * flow.c: Remove everything moved elsewhere
4200 * output.h (cleanup_cfg): Return bool.
4202 * bb-reorder.c (reorder_block_def): Remove 'index'.
4203 (insert_intra_1): Add argument BB, set block for new note.
4204 (make_reorder_chain): Do not depdent on BB indexes.
4205 (make_reorder_chain_1): Do not use BB indexes.
4206 (label_for_bb): Likewise; set BB for new insn.
4207 (emit_jump_to_block_after): Likewise.
4208 (fixup_reoder_chain): Sanity check that all basic blocks
4209 are chained; verify newly created insn chain; remove
4210 undocnitional jump simplifying; Do not use BB indexes;
4211 properly initialize count and frequency information;
4212 dump reordered sequence.
4213 (insert_intra_bb_scope_notes): update call of insert_intra_1.
4214 (insert_inter_bb_scope_notes): Set block for new insn.
4215 (reorder_basic_blocks): Dump flow info before reoredering.
4217 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4219 * alias.c (clear_reg_alias_info): Use K&R format definition.
4220 Avoid unsigned warning.
4221 * builtins.c: Use "unsigned int", not "unsigned".
4222 (target_char_cast): Use host_integerp and tree_low_cst.
4223 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
4224 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
4225 (c_getstr): Likewise.
4226 (std_expand_builtin_va_arg): Use int_size_in_bytes.
4227 (builtin_memcpy_read_str): Avoid unsigned warning.
4228 (expand_builtin_memcpy): Alignments are unsigned.
4229 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
4230 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
4231 * predict.c (expensive_function_p): LIMIT now unsigned.
4232 * resource.c (mark_target_live_regs): Make some vars unsigned.
4233 * sdbout.c: Use "unsigned int", not "unsigned".
4234 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
4235 (sdbout_source_line): Likewise.
4236 (sdbout_record_type_name): Remove "const" for NAME declaration.
4237 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
4239 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
4241 * calls.c (store_one_arg): Expand comment.
4243 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4245 * calls.c (store_one_arg): Make sure that the entire argument is
4246 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
4248 2001-09-09 Richard Henderson <rth@redhat.com>
4250 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
4252 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
4254 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
4256 2001-09-09 Richard Henderson <rth@redhat.com>
4258 * config/alpha/alpha.c (alpha_next_sequence_number): New.
4259 (alpha_this_literal_sequence_number): New.
4260 (alpha_this_gpdisp_sequence_number): New.
4261 (some_operand, input_operand): Add HIGH.
4262 (local_symbolic_operand): New.
4263 (alpha_encode_section_info): New.
4264 (alpha_legitimate_address_p): Allow LO_SUM.
4265 (alpha_legitimize_address): Generate HIGH+LO_SUM.
4266 (alpha_expand_mov): Likewise.
4267 (secondary_reload_class): Check memory_operand not general_operand
4269 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
4270 (alpha_expand_unaligned_store): Likewise.
4271 (alpha_expand_unaligned_load_words): Likewise.
4272 (alpha_expand_unaligned_store_words): Likewise.
4273 (alpha_expand_block_clear): Likewise.
4274 (print_operand): Handle %#, %*, %H.
4275 (print_operand_address): Handle LO_SUM.
4277 (alpha_does_function_need_gp): Use it.
4278 (alpha_expand_block_move): Fix signed compare warnings.
4279 (alpha_sa_mask, alpha_align_insns): Likewise.
4280 * config/alpha/alpha-protos.h: Update.
4281 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
4282 (MASK_EXPLICIT_RELOCS): New.
4283 (TARGET_SWITCHES): Add -mexplicit-relocs.
4284 (EXTRA_CONSTRAINT): Add 'T'.
4285 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
4286 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
4287 (ENCODE_SECTION_INFO): Out line.
4288 (REDO_SECTION_INFO_P): New.
4289 (STRIP_NAME_ENCODING): New.
4290 (ASM_OUTPUT_LABELREF): New.
4291 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
4292 (PREDICATE_CODES): Update.
4293 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
4294 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
4295 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
4296 builtin_setjmp_receiver_er, exception_receiver_1_er,
4297 call_value_osf_1_er): New patterns.
4298 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
4299 (movqi, movhi, movsi): Add explicit $31 base register to lda.
4300 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
4301 (FINAL_PRESCAN_INSN): New.
4303 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
4305 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
4307 2001-09-08 Andreas Jaeger <aj@suse.de>
4309 * i386.h (TARGET_SWITCHES): Fix description.
4311 2001-09-07 David Edelsohn <edelsohn@gnu.org>
4313 * rs6000.c (num_insns_constant): Compute number of instructions
4316 * doc/install.texi: Explain AIX exception handling work-around.
4317 Update URL for AIX fixes.
4319 2001-09-07 Jim Wilson <wilson@redhat.com>
4321 * alias.c (clear_reg_alias_info): New.
4322 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
4323 * rtl.h (clear_reg_alias_info): Declare.
4325 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4327 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
4329 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
4330 (m16m,edivm,emulm): Change declaration to match definition.
4332 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4334 * reload.c (push_reload): Check for subreg_lowpart_p instead of
4335 SUBREG_BYTE being 0 when determining if the inner part of a subreg
4338 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4340 * c-common.c (signed_or_unsigned_type): Handle machine mode types
4341 which have no corresponding C type.
4342 * fold_const.c (target_isinf,target_isnan,target_negative): Update
4343 the representation of 64-bit doubles to work with 64-bit ints.
4345 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
4347 * config/mips/mips.c (override_options): Do not override ISA when ABI
4348 specified if MIPS_CPU_STRING_DEFAULT was specified.
4350 2001-09-07 Richard Henderson <rth@redhat.com>
4352 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
4353 (express_from_1): Wrap lines.
4354 * rtlanal.c (commutative_operand_precedence): Rename from
4355 operand_preference; export.
4356 * rtl.h: Declare it.
4357 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
4358 (simplify_binary_operation): Invoke simplify_plus_minus on
4359 (CONST (PLUS ...)) as well.
4360 (struct simplify_plus_minus_op_data): New.
4361 (simplify_plus_minus_op_data_cmp): New.
4362 (simplify_plus_minus): Use them. Avoid infinite recursion with
4363 simplify_binary_operation wrt CONST.
4365 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
4367 * h8300-protos.h (general_operand_dst_push): Remove.
4368 * h8300.c (general_operand_dst_push): Likewise.
4369 * h8300.h (OK_FOR_T): Likewise.
4370 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
4371 * h8300.md (pushqi_h8300): New.
4372 (pushqi_h8300hs): Likewise.
4374 (pushhi_h8300): Likewise.
4375 (pushhi_h8300hs): Likewise.
4378 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4380 * genattrtab.c (attr_printf): First arg is unsigned.
4381 Clean up formatting of callers.
4383 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
4385 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
4388 2001-09-07 Andreas Jaeger <aj@suse.de>
4390 * i386.h (TARGET_SWITCHES): Fix descriptions.
4392 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4394 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
4396 2001-09-06 Ira Ruben <ira@apple.com>
4398 Remove OP_IDENTIFIER.
4399 * tree.def (OP_IDENTIFIER): Remove.
4400 * tree.c (tree_node_kind enum): Remove op_id_kind.
4401 (tree_node_kind_names): Remove "op_identifiers".
4402 (make_node): Remove OP_IDENTIFIER test.
4403 (build_op_identifier): Removed because it isn't being used.
4404 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
4405 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
4407 2001-09-06 Richard Henderson <rth@redhat.com>
4409 * simplify-rtx.c (simplify_binary_operation): Revert last change.
4411 2001-09-06 Richard Henderson <rth@redhat.com>
4413 * simplify-rtx.c (simplify_binary_operation): Simplify contents
4416 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4418 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
4419 number used for CR register.
4421 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
4422 Joern Rennecke (amylaar@cygnus.com)
4424 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
4425 * h8300.c (initial_offset): Handle offset between RP and FP.
4426 (h8300_return_addr_rtx): New function.
4427 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
4429 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
4430 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
4431 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
4432 (CAN_ELIMINATE, REGISTER_NAMES):
4433 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
4435 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
4437 Remove TYPE_NONCOPIED_PARTS.
4438 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
4439 (struct tree_type): Remove noncopied_parts.
4440 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
4441 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
4442 (fixed_type_p): Remove.
4443 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
4444 (expand_expr, MODIFY_EXPR): Likewise.
4445 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
4446 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
4448 2001-09-06 Alan Modra <amodra@bigpond.net.au>
4450 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
4452 (mask64_operand): Likewise.
4453 (includes_rldic_lshift_p): Likewise.
4454 (includes_rldicr_lshift_p): Likewise.
4456 2001-09-05 Ziemowit Laski <zlaski@apple.com>
4458 * objc/objc-act.c (build_message_expr): If a class method cannot
4459 be found, do not issue a warning if a corresponding instance
4460 method exists in the root class.
4462 2001-09-05 Richard Henderson <rth@redhat.com>
4464 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
4466 2001-09-05 Zack Weinberg <zack@codesourcery.com>
4468 * function.c (ggc_mark_struct_function): Mark f->outer.
4469 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
4470 * integrate.c (output_inline_function): ... not here.
4472 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
4474 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
4476 * i386.c (size_cost): New static variable.
4477 (override_function): Use size_cost when -Os is specified.
4479 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
4480 properly; Use current_function_calls_eh_return.
4481 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
4482 use leave to avoid depdendancy chain.
4484 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
4485 get BB loop_depth instead of computing it from LOOP notes.
4487 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
4489 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
4491 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4492 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4493 UNALIGNED_DOUBLE_INT_ASM_OP): Define
4495 2001-09-05 Jeffrey A Law (law@cygnus.com)
4496 Jason Merrill (jason@redhat.com)
4498 * stor-layout.c (layout_type): Complain if an array's size can
4499 not be represented in a size_t.
4501 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
4503 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
4505 * gcc.c: (process_command) Add parentheses around assignment
4506 used as truth value.
4508 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
4510 * config/mips/mips.c (save_restore_insns): Don't mark any register
4511 save slots as unchanging if current_function_calls_eh_return.
4513 2001-09-05 Richard Henderson <rth@redhat.com>
4515 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
4516 * config/alpha/alpha-protos.h: Declare it.
4517 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
4518 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
4519 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
4520 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
4521 (REG_OK_FOR_BASE_P): Select one of the above.
4523 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
4525 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
4526 (crti.o): Prefix name of object file with $(T).
4529 2001-09-05 David S. Miller <davem@redhat.com>
4531 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
4532 * config/sparc/linux64.h: Likewise.
4534 2001-09-05 Andreas Jaeger <aj@suse.de>
4536 * doc/invoke.texi (i386 Options): -mwide-multiply is not
4537 available anymore, remove the documentation.
4538 (i386 Options): Fix typo, cleanup index entries.
4540 * prefix.c (concat): Remove, we can use the version from liberty.
4542 2001-09-05 Richard Henderson <rth@redhat.com>
4544 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
4545 New functions split out of md file expanders.
4546 * config/alpha/alpha-protos.h: Declare them.
4547 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
4549 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
4551 * cppmacro.c (funlike_invocation_p): No need to restore context.
4553 2001-09-04 Richard Henderson <rth@redhat.com>
4555 * reload.c (push_reload): Export.
4556 * reload.h (push_reload): Declare it.
4558 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
4559 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4560 * config/alpha/alpha.c (alpha_legitimize_address): New.
4561 (alpha_legitimize_reload_address): Likewise.
4562 * config/alpha/alpha-protos.h: Declare them.
4564 2001-09-04 Stan Shebs <shebs@apple.com>
4566 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
4567 * config/darwin.c (machopic_stub_name): Account for internally
4568 generated lib calls such as memcpy.
4570 2001-09-04 Richard Henderson <rth@redhat.com>
4572 * unwind.h (_UA_END_OF_STACK): New flag.
4573 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
4575 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
4577 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
4579 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
4581 * config/mips/mips.c (save_restore_insns): Change base_offset to
4582 fp_offset in second call to mips_emit_frame_related_store.
4584 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
4586 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
4587 sometimes be represented as a NOTE of type
4588 NOTE_INSN_DELETED_LABEL.
4589 (Insns): Document NOTE_INSN_DELETED_LABEL.
4591 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
4593 * c-common.h (tree_dump_index): Add more comments.
4594 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
4595 (dump_option_value_info): New struct.
4596 (dump_options): New array.
4597 (dump_switch_p): Parse switch options symbolically.
4598 * doc/invoke.texi (-fdump-ast): Rename to ...
4599 (-fdump-tree): ... here. Document that options are symbolic, and
4600 not all are applicable.
4602 2001-09-04 David S. Miller <davem@redhat.com>
4604 * config/sparc/sparc.md (define_splits): Kill constraints.
4606 Cleanup redundant and unused insn attributes.
4607 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
4608 binary, and move. Mark ialu as default.
4609 (commented out define_function_unit "alu"): Kill.
4610 (define_attr "use_clobbered"): Kill.
4611 (whole file): Kill address insn type references. Replace
4612 all unary/binary/move references with ialu.
4613 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
4614 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
4617 Simplify length insn attribute and make more judicious use
4618 of insn attribute defaulting.
4619 * config/sparc/sparc.md (all insns with length > one): Mark as
4620 insn type multi if real instructions, else use default if
4621 it is a forced splitter.
4622 (all insns with length == one): Use default insn length.
4623 (all insns of type ialu): Use default insn type.
4625 Fix erroneous insn attribute settings.
4626 (addx): Set insn type to misc.
4627 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
4628 const_umulsidi3_sp64): Set insn type to imul.
4630 Track SFmode vs DFmode insns according to UltraSPARC
4632 * config/sparc/sparc.md ("fptype"): New attribute, default
4634 (all DFmode single insns): Mark as fptype "double".
4636 2001-09-03 Jakub Jelinek <jakub@redhat.com>
4638 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
4640 2001-09-03 Richard Henderson <rth@redhat.com>
4642 * function.h (struct function): Add arg_pointer_save_area_init.
4643 * function.c (expand_function_end): Init arg_pointer_save_area.
4644 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
4645 when called from a nested function.
4647 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
4649 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
4652 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
4654 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
4656 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
4658 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
4659 (emit_push_insn): Use specified padding direction when
4660 STACK_PUSH_CODE is POST_INC.
4662 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
4664 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4666 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
4668 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
4670 * cppinit.c (cpp_start_read): Free the imacros list as we
4671 traverse it. Don't free the chains before returning.
4672 (_cpp_push_next_buffer): Only try pushing buffers if we've
4673 completed -imacros handling.
4675 2001-08-31 Eric Christopher <echristo@redhat.com>
4677 * gcc.c (handle_braces): Add explaination for abort.
4679 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
4681 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
4682 move adjustment of bitpos instead.
4684 2001-08-31 Zack Weinberg <zack@codesourcery.com>
4686 * function.c: Remove all_functions. Make outer_function_chain
4688 (init_function_start): Don't add new function structure to
4690 (find_function_data, push_function_context_to,
4691 pop_function_context_from, put_var_into_stack,
4692 trampoline_address): Update for changed structure element names.
4693 (push_function_context_to): Disentangle.
4694 (free_after_compilation): Also free F.
4695 (expand_dummy_function_end): Don't free cfun here.
4696 (put_var_into_stack): Comment why we can't use find_function_data here.
4697 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
4698 (mark_function_chain): Split into maybe_mark_struct_function and
4699 ggc_mark_struct_function. Export the latter.
4700 (init_function_once): Mark from cfun and outer_function_chain;
4703 * function.h (struct function): Kill next_global. Rename next
4704 to outer. All users updated to match.
4705 (all_functions, outer_function_chain): Don't declare.
4707 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
4708 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
4709 don't touch f->inlinable, after calling rest_of_compilation.
4711 * tree.h: Forward-declare struct function. Prototype
4712 ggc_mark_struct_function.
4714 2001-08-31 Kazu Hirata <kazu@hxi.com>
4716 * config/h8300/h8300.md (*andorhi3): Fix typos.
4718 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4720 * calls.c (emit_library_call_value): Don't use a fixed
4721 argument after VA_CLOSE, i.e. out of scope in traditional C.
4723 * emit-rtl.c (gen_rtvec): Likewise.
4725 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4727 * Makefile.in (c-pragma.o): Depend on output.h.
4728 (reorg.o): Depend on except.h.
4730 * c-pragma.c: Include output.h.
4732 * reorg.c: Include except.h.
4734 * unwind-dw2.c: Call __builtin_alloca, not alloca.
4736 2001-08-31 Richard Henderson <rth@redhat.com>
4738 * sched-deps.c (add_dependence): Don't elide dependancy if the
4739 conditional used by insn is modified in elem.
4741 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
4743 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
4745 2001-08-31 Diego Novillo <dnovillo@redhat.com>
4747 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
4750 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
4752 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
4754 (stormy16_asm_out_constructor): New function.
4755 (TARGET_ASM_CONSTRUCTOR): Define.
4756 (TARGET_ASM_DESTRUCTOR): Define.
4758 2001-08-31 Andreas Jaeger <aj@suse.de>
4760 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
4761 * loop.c (add_label_notes): Likewise.
4762 * reload.c (find_reloads): Likewise.
4763 * config/sh/sh.c (machine_dependent_reorg): Likewise.
4765 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
4767 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
4768 code here. Take _Unwind_{W,Sw}ord*.
4769 (read_encoded_value_with_base): Use them.
4770 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
4772 (extract_cie_info): Simplify read_?leb128 handling.
4773 (execute_stack_op, execute_cfa_program): Likewise.
4774 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
4776 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
4778 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
4779 the frame pointer to pop the stack if convenient.
4781 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
4782 Don't use post-increment before combine.
4783 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
4784 a call-saved register.
4786 2001-08-31 Andreas Jaeger <aj@suse.de>
4788 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
4791 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
4793 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
4794 not DIV/MOD, of course.
4796 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
4798 * rtl.def: Undo my patch commited 2001-08-27.
4800 * genattrtab.c: Ditto.
4804 * sched-int.h: Ditto.
4806 * target-def.h: Ditto.
4810 * haifa-sched.c: Ditto.
4812 * sched-rgn.c: Ditto.
4814 * sched-vis.c: Ditto.
4816 * Makefile.in: Ditto.
4818 * doc/md.texi: Ditto.
4820 * doc/tm.texi: Ditto.
4822 * doc/contrib.texi: Ditto.
4824 * doc/gcc.texi: Ditto.
4826 * genattrtab.h: Remove it.
4828 * genautomata.c: Remove it.
4830 * genattr.c: Undo my patch and Richard Henderson's patch commited
4833 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
4835 * config.gcc (h8300-*-elf*): New case.
4836 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
4837 (SUBTARGET_CPP_SPEC): Define.
4838 (EXTRA_SPECS): Define.
4839 (SUBTARGET_EXTRA_SPECS): Define.
4840 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
4841 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
4843 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
4845 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
4846 (LIB2FUNCS_EXTRA): Define.
4847 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
4848 config/h8300/fixunssfsi.c: New file.
4850 2001-08-30 Kazu Hirata <kazu@hxi.com>
4852 * config/h8300/h8300.md (zero_extendqihi2): Changes to
4853 define_expand to accomodate target-specific attributes.
4854 (anonymous zero_extendqihi2 patterns): New.
4856 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
4858 * h8300.md (*andorhi3): New pattern.
4860 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
4862 * h8300.c (dosize): Fix test for "sub".
4864 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
4866 * c-typeck.c (pointer_diff): Try to eliminate common term before
4869 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
4871 * config/arm/arm.c (arm_compute_initial_elimination_offset):
4872 Account for the saves of the FP registers.
4874 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
4875 (TEXT_SECTION_ASM_OP): Define.
4876 (INIT_SECTION_ASM_OP): Define.
4877 (FINI_SECTION_ASM_OP): Define.
4878 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
4879 (RDATA_SECTION_FUNCITON): Provide prototype.
4881 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
4883 * reload1.c (move2add_note_store): Correct typo checking for
4886 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
4888 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
4889 note should not be considered outside the libcall block.
4891 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4893 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
4895 2001-08-29 Kazu Hirata <kazu@hxi.com>
4897 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
4899 2001-08-29 Kazu Hirata <kazu@hxi.com>
4901 * config/h8300/h8300-protos.h: Add a prototype for
4903 * config/h8300/h8300.c (emit_logical_op): New.
4904 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
4911 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
4913 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
4914 comparison with rtx INTVAL.
4915 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
4917 * pa.h (FUNCTION_ARG_SIZE): Likewise.
4919 2001-08-29 Kazu Hirata <kazu@hxi.com>
4921 * config/h8300/lib1funcs.asm: Update the copyright. Fix
4924 2001-08-29 Kazu Hirata <kazu@hxi.com>
4926 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
4927 (reg n) to (mem (pre_dec (reg n))
4928 (anonymous movsi pattern): Likewise.
4930 2001-08-29 Kazu Hirata <kazu@hxi.com>
4932 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
4934 2001-08-29 Kazu Hirata <kazu@hxi.com>
4936 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
4937 several special constants.
4939 2001-08-29 Kazu Hirata <kazu@hxi.com>
4941 * config/h8300/lib1funcs.asm: Fix comment typos.
4943 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4945 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
4946 Fix format specifier warnings.
4948 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
4949 inet_makeaddr, semctl): Prototype.
4951 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
4952 (save_restore_insns): Use base_offset, not gp_offset.
4954 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
4955 (ASM_OUTPUT_BYTE): Fix format specifier warning.
4957 2001-08-29 Richard Henderson <rth@redhat.com>
4959 * bb-reorder.c (function_tail_eff_head): New.
4960 (record_effective_endpoints): Set it.
4961 (fixup_reorder_chain): Use it.
4963 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4965 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
4967 2001-08-28 Dale Johannesen <dalej@apple.com>
4969 * config/darwin.c (machopic_function_base_name): Add const
4970 qualifier to a string.
4971 (darwin_encode_section_info): Ditto.
4973 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4975 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
4976 function definition.
4978 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
4980 * df.h (struct df): Add rts_order variable.
4982 * df.c (df_visit_next_rts): New function.
4983 (df_visit_next): Renamed to df_visit_next_rc
4984 (df_analyse_1): Allocate/compute/free rts_order as well.
4985 (df_rd_global_compute): Use df_visit_next_rc instead of
4987 (df_ru_global_compute): Use df_visit_next_rts instead of
4990 * flow.c (flow_reverse_top_sort_order_compute): New function.
4992 * basic-block.h: Add prototype.
4994 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
4996 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
4997 blocks, the BB_REACHABLE is now set, rather than aux being
4998 non-NULL. Update the test to reflect this.
5000 2001-08-28 Eric Christopher <echristo@redhat.com>
5002 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
5003 config/mips/crti.asm: Ditto.
5005 2001-08-28 Eric Christopher <echristo@redhat.com>
5006 Richard Henderson <rth@redhat.com>
5008 * c-pragma.h (add_weak): Move prototype from here...
5009 * output.h (add_weak): ... to here.
5010 * varasm.c (add_weak): Fix typo.
5011 * config/mips/crti.asm: New file.
5012 * config/mips/crtn.asm: Ditto.
5013 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
5014 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
5015 (INVOKE__main): Ditto.
5016 (INIT_SECTION_ASM_OP): New.
5017 (FINI_SECTION_ASM_OP): Ditto.
5018 (STARTFILE_SPEC): Add crti.
5019 (ENDFILE_SPEC): Add crtn.
5020 * config/mips/elf64.h: Same.
5021 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
5023 * config/mips/vxworks.h: Ditto.
5024 * config/mips/t-elf: Support crti and crtn.
5026 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
5028 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
5031 2001-08-28 Richard Henderson <rth@redhat.com>
5033 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
5034 (one_cmplbi2 splitter): Remove redundant test.
5036 2001-08-28 Dale Johannesen <dalej@apple.com>
5038 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
5040 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
5042 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
5044 2001-08-28 Stan Shebs <shebs@apple.com>
5046 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
5047 (UNALIGNED_SHORT_ASM_OP): Define.
5048 (UNALIGNED_INT_ASM_OP): Define.
5050 2001-08-28 Will Cohen <wcohen@redhat.com>
5052 * config/rs6000/rs6000.md (store_multiple): Correct RTL
5053 generation for first set.
5055 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5057 * flow.c (redirect_edge_succ_nodup): Return new edge.
5058 (try_simplify_condjump): Use new edge.
5059 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
5061 * cse.c (cse_basic_block): Skip note instructions.
5063 2001-08-27 Richard Henderson <rth@redhat.com>
5065 * combine.c (combine_simplify_rtx): Don't reverse condition
5066 if there is no reverse for the condition.
5067 (simplify_comparison): Don't simplify subregs from INT to FP.
5069 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
5070 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
5071 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
5072 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
5073 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
5074 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
5076 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5078 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
5079 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
5081 (adddi_dilshr32, adddi_dishl32): Only data register can be
5082 source for mem destination.
5084 * expmed.c (store_bit_field): Ignore adjustment to bitpos
5085 and use bitnum to decide about register move.
5087 2001-08-27 Richard Henderson <rth@redhat.com>
5089 * genattr.c (main): Emit state_t even when not doing scheduling.
5091 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5092 Richard Henderson <rth@redhat.com>
5094 * gcse.c (reg_first_set, reg_last_set): Replace with ...
5095 (reg_avail_info, current_bb): ... these.
5096 (oprs_unchanged_p, record_last_reg_set_info): Use them.
5097 (compute_hash_table): Likewise.
5099 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5101 * flow.c (verify_flow_info): Use checksums to verify edges.
5103 2001-08-27 Richard Henderson <rth@redhat.com>
5105 * genautomata.c (expand_automata): Always create a description.
5107 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
5109 * optabs.c (expand_binop): Correctly handle the carry in multiword
5110 add/subtract operations.
5112 2001-08-27 Fred Fish <fnf@be.com>
5114 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
5117 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
5119 * reload.c (find_reloads_toplev): Back out this change:
5121 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
5123 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
5124 mem if the address is a mode_dependent_address_p.
5126 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
5128 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
5129 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
5130 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
5133 * genattr.c (main): New variable num_insn_reservations. Increase
5134 it if there is DEFINE_INSN_RESERVATION. Output automaton based
5135 pipeline hazard recognizer interface.
5137 * genattrtab.h: New file.
5139 * genattrtab.c: Include genattrtab.h.
5140 (attr_printf, check_attr_test, make_internal_attr,
5141 make_numeric_value): Move protypes into genattrtab.h. Define them
5143 (num_dfa_decls): New global variable.
5144 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
5145 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
5146 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
5147 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
5149 * genautomata.c: New file.
5151 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
5153 * sched-int.h: (curr_state): Add the external definition for
5154 automaton pipeline interface.
5155 (haifa_insn_data): Add comments for members blockage and units.
5157 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5158 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5159 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5160 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5161 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5162 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5163 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
5165 (TARGET_SCHED): Use the new macros.
5167 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
5168 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
5169 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
5170 dfa_bubble): New members in gcc_target.sched.
5172 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
5173 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
5174 (insn_queue): Redefine it as pointer to array.
5175 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
5177 (max_insn_queue_index_macro_value): New variable.
5178 (curr_state, dfa_state_size, ready_try): New varaibles for
5179 automaton interface.
5180 (ready_element, ready_remove, max_issue): New function prototypes
5181 for automaton interface.
5182 (choose_ready): New function prototype.
5183 (insn_unit, blockage_range): Add comments.
5184 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
5185 FUNCTION_UNITS_SIZE == 0.
5186 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
5187 actual_hazard, potential_hazard): Add comments.
5188 (insn_cost): Use cost -1 as undefined value. Remove
5189 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
5191 (ready_element, ready_remove): New functions for automaton
5193 (schedule_insn): Add new code for automaton pipeline interface.
5194 (queue_to_ready): Add new code for automaton pipeline interface.
5195 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
5196 (debug_ready_list): Print newline when the queue is empty.
5197 (max_issue): New function for automaton pipeline interface.
5198 (choose_ready): New function.
5199 (schedule_block): Add new code for automaton pipeline interface.
5200 Print ready list before scheduling each insn.
5201 (sched_init): Add new code for automaton pipeline interface.
5202 Initiate insn cost by -1.
5203 (sched_finish): Free the current automaton state and finalize
5204 automaton pipeline interface.
5206 * sched-rgn.c: Include target.h.
5207 (init_ready_list, new_ready, debug_dependencies): Add new code for
5208 automaton pipeline interface.
5210 * sched-vis.c: Include target.h.
5211 (get_visual_tbl_length): Add code for automaton interface.
5212 (target_units, print_block_visualization): Add comments.
5214 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
5215 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
5216 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
5217 (getruntime.o, genautomata.o): New entries.
5218 (genattrtab.o): Add new dependency file genattrtab.h.
5219 (genattrtab): Add new dependencies. Link it with `libm.a'.
5220 (getruntime.o, hashtab.o): New entries for canadian cross.
5222 * doc/md.texi: Description of automaton based model.
5224 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
5226 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5227 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5228 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5229 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5230 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5231 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5232 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
5234 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
5235 MAX_DFA_ISSUE_RATE): New macro descriptions.
5237 * doc/contrib.texi: Add dfa based scheduler contribution.
5239 * doc/gcc.texi: Add more information about genattrtab.
5241 2001-08-27 Diego Novillo <dnovillo@redhat.com>
5243 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
5246 2001-08-27 Richard Henderson <rth@redhat.com>
5248 * function.c (expand_function_end): Don't init arg_pointer_save_area.
5249 (get_arg_pointer_save_area): New. Create an init it here.
5250 (fix_lexical_addr): Use it.
5251 * function.h: Declare it.
5252 * builtins.c (expand_builtin_setjmp_receiver): Use it.
5253 * stmt.c (expand_nl_goto_receiver): Use it.
5255 2001-08-27 Richard Henderson <rth@redhat.com>
5257 * final.c (final_scan_insn): Don't enter APP_ON mode for
5260 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
5261 alignment for assemble_integer for DW_EH_PE_aligned.
5262 * except.c (output_function_exception_table): Likewise.
5264 2001-08-26 Andreas Jaeger <aj@suse.de>
5266 * c-tree.h: Add prototyp for c_sizeof_nowarn.
5268 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
5270 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
5272 2001-08-27 Alan Modra <amodra@bigpond.net.au>
5274 * config/rs6000/rs6000.c (mask_operand): Rewrite without
5276 (mask64_operand): Likewise.
5277 (rldic_operand): Delete.
5278 (includes_lshift64_p): Delete.
5279 (includes_rldic_lshift_p): New function.
5280 (includes_rldicr_lshift_p): New function.
5281 (print_operand): Don't call rldic_operand in case 'W'.
5282 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
5283 (includes_lshift64_p): Remove.
5284 (includes_rldic_lshift_p): Declare.
5285 (includes_rldicr_lshift_p): Declare.
5286 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
5287 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
5288 Replace match_operand rldic_operand predicate with
5289 const_int_operand. Replace includes_lshift64_p condition with
5290 includes_rldic_lshift_p.
5291 <ashldi3_internal 64 bit rldicr patterns>: New.
5293 2001-08-27 Andreas Jaeger <aj@suse.de>
5295 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
5296 * errors.c: Likewise.
5297 * final.c: Likewise.
5298 * dwarf2asm.c: Likewise.
5299 * doprint.c (checkit): Likewise.
5300 * diagnostic.c: Likewise.
5301 * collect2.c: Likewise.
5302 * calls.c: Likewise.
5303 * c-semantics.c (build_stmt): Likewise.
5304 * c-format.c (status_warning): Likewise.
5305 * c-errors.c (pedwarn_c99): Likewise.
5306 * builtins.c (validate_arglist): Likewise.
5307 * config/pj/pj.c (pj_printf): Likewise.
5308 * fix-header.c: Likewise.
5310 * gcov.c (fnotice): Likewise.
5311 * gensupport.c (message_with_line): Likewise.
5312 * mips-tfile.c: Likewise.
5313 * protoize.c (notice): Likewise.
5314 * read-rtl.c (fatal_with_file_and_line): Likewise.
5315 * rtl-error.c: Likewise.
5316 * tradcpp.c: Likewise.
5318 * cp/tree.c (build_min_nt): Likewise.
5319 (build_min): Likewise.
5320 * cp/lex.c: Likewise.
5321 * cp/errfn.c: Likewise.
5322 * cp/rtti.c (create_pseudo_type_info): Likewise.
5324 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
5326 * df.c (df_uses_record): Return after recording all uses
5329 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
5331 * df.c (df_insn_modify): Realloc the INSN table here, if
5332 necessary, here, too.
5334 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
5336 * config/mips/mips.c (mips_function_value): Handle complex return
5339 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
5341 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
5343 * reload.c (make_memloc): Copy result if it is still
5344 reg_equiv_memory_loc[regno] on return.
5345 (subst_reloads) [ENABLE_CHECKING]: Check that none of
5346 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
5347 reg_equiv_mem are modified by the substitutions.
5349 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
5351 * predict.c (expensive_function_p): New.
5352 * rtl.h (expensive_function_p): Declare.
5353 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
5354 (use_fast_prologue_epilogue): New static variable.
5355 (expand_prologue): Set it; emit short prologues if unset.
5356 (expand_epilogue): Likewise.
5358 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
5360 * config.gcc: Add stormy16-*-elf case.
5361 * config/stormy16/stormy-abi: New file.
5362 * config/stormy16/stormy16-lib2.c: New file.
5363 * config/stormy16/stormy16-protos.h: New file.
5364 * config/stormy16/stormy16.c: New file.
5365 * config/stormy16/stormy16.h: New file.
5366 * config/stormy16/stormy16.md: New file.
5367 * config/stormy16/t-stormy16: New file.
5369 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
5371 * i386.h (no-accumulate-outgoing-args): Use proper mask.
5373 2001-08-24 David Edelsohn <edelsohn@gnu.org>
5375 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
5376 descriptor members are pointer size, not constant 4.
5377 * config/rs6000/rs6000.md (define_splits): Remove more unused
5380 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5382 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
5384 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
5386 * cp/rtti.c (VPARAMS): Fix parameter.
5388 2001-08-24 Zack Weinberg <zackw@panix.com>
5390 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
5392 (mode_for_extraction): No need for #ifdefs. Add default-case abort
5394 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
5395 in if controlling use of insv.
5396 (extract_bit_field): Likewise, for extv and extzv.
5398 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
5400 * i386.md (movcc peep2): Fix load of 0.
5402 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5404 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
5405 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
5407 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
5409 * c-pragma.h: Move weak_syms and weak_decls...
5410 * varasm.c: ...here. Now static.
5411 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
5412 depend on HANDLE_PRAGMA_WEAK.
5414 * c-common.c (c_alignof, c_alignof_expr): Move here...
5415 * c-typeck.c: ...from here.
5416 * c-tree.h, c-common.h: Adjust.
5418 2001-08-23 Bernd Schmidt <bernds@redhat.com>
5420 * config/ia64/ia64.c (rws_update): If !pred, set write_count
5421 instead of incrementing it.
5423 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
5424 asm ready, don't try to move them all into the same array element.
5426 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5428 * function.c (thread_prologue_and_epilogue_insns): Avoid
5429 fallthru flag on edge to exit.
5431 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
5433 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
5436 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
5438 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
5439 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
5440 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
5443 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
5445 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
5446 replace "GNU CC" with "GCC".
5448 2001-08-23 Richard Henderson <rth@redhat.com>
5450 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
5451 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
5452 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
5453 Need GR between FR and not GR_AND_FR.
5454 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
5455 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
5456 AR regs before GR regs.
5457 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
5458 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
5459 (REGISTER_MOVE_COST): Update.
5460 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
5462 2001-08-23 Richard Henderson <rth@redhat.com>
5464 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
5467 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
5469 * reload1.c (emit_reload_insns): Don't look for notes
5470 on a NULL store_insn.
5472 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5474 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
5475 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
5476 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
5477 format specifier warnings.
5478 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
5480 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
5482 * config/i386/i386-protos.h: Correct declaration of
5483 i386_pe_asm_named_section.
5485 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
5487 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
5489 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
5491 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
5493 * cpperror.c (print_location): Don't show _Pragma.
5494 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
5495 and file change callback generation here.
5496 (stack_include_file): Update use of cpp_push_buffer.
5497 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
5498 (struct cpp_buffer): Remove type, pfile members.
5499 * cppinit.c (cpp_handle_option): Use free_chain.
5500 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
5501 (skip_escaped_newlines, get_effective_char, lex_percent): Take
5502 a cpp_reader rather than a cpp_buffer.
5503 (skip_escaped_newlines, get_effective_char, skip_block_comment,
5504 skip_line_comment, parse_string, lex_percent, lex_dot,
5505 _cpp_lex_token): Update accordingly.
5506 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
5508 (cpp_push_buffer): Update prototype.
5509 (run_directive): Update use of cpp_push_buffer.
5510 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
5511 handle_assertion): Update use of run_directive.
5512 * cpplib.h (enum cpp_buffer_type): Remove.
5513 (cpp_push_buffer): Update prototype.
5514 * fix-header.c (read_scan_file): Update.
5516 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5518 * gcc.c (struct prefix_list): Change prefix to const char *.
5520 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5522 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
5524 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
5526 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
5529 * jump.c (squeeze_notes): Take parms by reference. Handle END being
5532 * ifcvt.c (dead_or_predicable): Adjust.
5533 * loop.c (find_and_verify_loops): Adjust.
5534 * stmt.c (expand_end_case): Adjust.
5535 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
5536 head and end insn pointers in the basic block, not just local copies.
5537 (merge_blocks_move_predecessor_nojumps): Likewise.
5539 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
5541 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
5542 bitmap.h, builtin-types.def, builtins.c, builtins.def,
5543 c-aux-info.c, c-common.c, c-common.def, c-common.h,
5544 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
5545 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
5546 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
5547 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
5548 conditions.h, config.gcc, configure.frag, configure.in,
5549 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
5550 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
5551 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
5552 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
5553 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
5554 emit-rtl.c, errors.c, errors.h, except.c, except.h,
5555 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
5556 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
5557 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
5558 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
5559 gencheck.c, gencodes.c, genconfig.c, genemit.c,
5560 genextract.c, genflags.c, gengenrtl.c, genmultilib,
5561 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
5562 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
5563 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
5564 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
5565 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
5566 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
5567 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
5568 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
5569 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
5570 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
5571 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
5572 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
5573 params.h, predict.c, predict.def, predict.h, prefix.c,
5574 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
5575 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
5576 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
5577 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
5578 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
5579 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
5580 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
5581 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
5582 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
5583 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
5584 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
5585 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
5586 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
5587 xcoffout.h: replace "GNU CC" with "GCC".
5589 2001-08-21 Richard Henderson <rth@redhat.com>
5591 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
5592 (final_scan_insn): Consider jump tables data even if we have no
5593 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
5595 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
5596 (ASM_OUTPUT_CASE_END): Remove.
5597 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
5598 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
5599 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
5601 2001-08-21 Richard Henderson <rth@redhat.com>
5603 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
5604 at barrier insns. Emit stop bits before barriers.
5606 * flow.c (flow_find_cross_jump): Don't consider unconditional
5607 return insns for commoning.
5609 * final.c (compute_alignments): Fix typo.
5611 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
5612 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
5613 (store_bit_field): Use mode_for_extraction more places.
5614 (extract_bit_field): Likewise.
5616 2001-08-21 Zack Weinberg <zackw@panix.com>
5618 * caller-save.c: Don't include insn-codes.h.
5619 (reg_save_code, reg_restore_code): Make arrays of int.
5620 All uses updated to match.
5621 (insert_save, insert_restore): No need to initialize "code"
5622 variable upon declaration.
5623 * Makefile.in: update dependencies; fix typo in clean rule.
5625 2001-08-21 Richard Henderson <rth@redhat.com>
5627 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
5628 (merge_if_block): Handle fallout from same.
5630 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5632 * builtins.c (type_to_class): Fix typo in last change.
5634 2001-08-21 Richard Henderson <rth@redhat.com>
5636 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
5637 ia64_asm_output_label.
5639 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
5640 copy of gp while the real gp register contains garbage.
5642 2001-08-21 Zack Weinberg <zackw@panix.com>
5644 * expmed.c (mode_for_extraction): New function.
5645 (store_bit_field, extract_bit_field): Use it.
5646 * expr.h: Prototype it and provide an enum for its first argument.
5648 * combine.c, function.c, recog.c: Don't include insn-codes.h.
5649 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
5650 and digging through the insn_data tables.
5651 * Makefile.in: Update dependencies.
5653 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
5655 * cppfiles.c (stack_include_file): line-map.c now handles include
5657 (handle_missing_handler): Similarly.
5658 (_cpp_execute_include): Similarly.
5659 (_cpp_pop_file_buffer): Similarly.
5660 * cpphash.h (struct cpp_reader): Remove system_include_depth,
5661 buffer_stack_depth and include_depth.
5662 * cpplib.c (do_include_common): line-map.c now handles include depth.
5663 (cpp_push_buffer): Similarly.
5664 (_cpp_pop_buffer): Similarly.
5665 * cppmacro.c (builtin_macro): Update.
5666 * line-map.c (init_line_maps): Set depth.
5667 (add_line_map): Increment "used" earlier. Update and use the
5669 (trace_include): Use the include depth.
5670 * line-map.h (struct line_maps): New member depth.
5672 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
5674 * cppfiles.c (stack_include_file): Don't handle -H here.
5675 * cppinit.c (cpp_start_read): Set include tracing after
5676 cpp_post_options and after stacking the main file.
5677 * line-map.c (trace_include): New.
5678 (init_line_maps, add_line_map): Update.
5679 * line-map.h (struct line_maps): New member trace_includes.
5681 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
5683 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
5684 * cppfiles.c (stack_include_file): Only stack a file if there
5685 is something to do. Return a boolean indicating whether a
5686 buffer was stacked or not.
5687 (_cpp_execute_include): Similarly.
5688 (_cpp_read_file): Similarly.
5689 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
5691 2001-08-21 Sam Steingold <sds@gnu.org>
5693 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
5694 (RECACHE): keep obufp_before_macroname up to date
5696 2001-08-21 Zack Weinberg <zackw@panix.com>
5698 * stmt.c: Don't include insn-codes.h.
5699 (expand_end_case): Machine specific logic moved to expr.c.
5700 No need to worry about __builtin_classify_type.
5701 (check_for_full_enumeration_handling, emit_case_nodes):
5704 * builtins.o (expand_builtin_classify_type): Split up so code
5705 can be shared with fold_builtin_classify_type.
5706 (type_to_class, fold_builtin_classify_type): New functions.
5707 (fold_builtins): Handle __builtin_classify_type.
5709 * expr.c (do_tablejump): Now static.
5710 (case_values_threshold, try_casesi, try_tablejump): New;
5711 code mostly from stmt.c (expand_end_case).
5712 (expr.h): Update prototypes.
5714 * Makefile.in (stmt.o): Update dependencies.
5716 2001-08-21 Will Cohen <wcohen@redhat.com>
5718 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
5719 declaration of variable i.
5720 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
5721 declaration of variable i.
5723 2001-08-21 Richard Henderson <rth@redhat.com>
5725 * crtstuff.c: Fix thinko last change. Move list tails to start
5726 of CRT_END section. Tidy ifdefs.
5727 (__EH_FRAME_BEGIN__): Always static for ELF.
5728 (__do_global_ctors_1): Rename from __frame_dummy.
5729 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
5730 name change; don't hide __EH_FRAME_BEGIN__.
5732 2001-08-21 Richard Henderson <rth@redhat.com>
5734 * gdbinit.in: Move break on exit after break on fancy_abort.
5736 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
5739 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
5741 * cpphash.h (_cpp_push_next_buffer): New.
5742 * cppinit.c (do_includes): Remove.
5743 (push_include, free_chain, _cpp_push_next_buffer): New.
5744 (cpp_start_read): Use them to rework command line option handling.
5745 (cpp_handle_option): Combine handling of -include and -imacros.
5746 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
5747 appropriate. Always insert missing \n at EOF.
5748 * cpplib.c (start_directive): Get the directive position right.
5749 * cppmain.c (cb_file_change): Always print the first line, unless
5752 2001-08-20 Andreas Jaeger <aj@suse.de>
5754 * profile.c (compute_branch_probabilities): Remove extra new-line
5756 * flow.c (verify_flow_info): Likewise.
5758 2001-08-20 Diego Novillo <dnovillo@redhat.com>
5760 * basic-block.h (basic_block): Add new field 'flags'.
5761 (BB_REACHABLE): Define.
5762 (expunge_block): Declare.
5763 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
5764 (EXIT_BLOCK_PTR): Ditto.
5765 (expunge_block): Remove static declaration.
5766 (cleanup_cfg): Clear bb->aux on every basic block.
5767 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
5768 computing reachability.
5769 (delete_unreachable_blocks): Delete block b if b->flags has
5772 2001-08-20 Diego Novillo <dnovillo@redhat.com>
5774 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
5776 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5778 * sparc.c (sparc_variable_issue): Fix typo in last change.
5780 2001-08-20 Richard Henderson <rth@redhat.com>
5782 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
5784 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
5786 * pa.h (RETURN_IN_MEMORY): Improve comment.
5788 2001-08-20 Janis Johnson <janis187@us.ibm.com>
5790 * doc/invoke.texi (Profiling options): Clarify the interactions
5791 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
5793 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
5795 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
5798 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5800 * gcc.c (make_relative_prefix): Allocate a sufficiently large
5803 2001-08-20 Richard Henderson <rth@redhat.com>
5805 * final.c (end_final): Fix typo last change.
5807 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
5809 * cppinit.c (init_standard_includes): The returned buffer
5810 is already malloc-ed.
5811 * gcc.c (add_prefix): Similarly.
5812 * prefix.c (translate_name): Update to support clear buffer
5814 (update_path): Similarly. Be sure to free any newly allocated
5815 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
5817 * prefix.h (update_path): Update prototype and document.
5818 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
5819 up and update to new buffer ownership rules.
5820 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
5822 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
5824 * final.c (compute_alignments): New function.
5825 (init_insn_lengths): Do not care label_align.
5826 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
5827 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
5828 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
5829 (shorted_branches): Realloc label_align array; do
5830 not call init_insn_lengths; Do not care about loop alignments.
5831 * output.h (compute_alignments): Declare.
5832 * toplev.c (rest_of_compilation): Call compute_alignments.
5833 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
5835 * predict.c (block_info_def): Add npredecesors, remove nvisited;
5836 change visited to tovisit.
5837 (propagate_freq): Use faster traversing algorithm.
5838 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
5839 to tovisit; reverse meaning.
5841 * predict.c (struct block_info_def): Remove nvisited.
5842 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
5843 (estimate_bb_frequencies): Call mark_dfs_back_edges.
5845 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
5847 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
5848 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
5849 (TARGET_FUSED_MADD): New.
5850 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
5851 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
5852 the multiply-add instructions.
5854 2001-08-19 Richard Henderson <rth@redhat.com>
5856 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
5857 is aligned to pointer size.
5859 2001-08-19 Richard Henderson <rth@redhat.com>
5861 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
5862 display markers during final schedule.
5864 2001-08-19 Richard Henderson <rth@redhat.com>
5866 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
5868 2001-08-19 Richard Henderson <rth@redhat.com>
5870 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
5872 (ASM_NAME_TO_STRING): Remove.
5873 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
5874 in the same string. Remove support for expressions.
5876 2001-08-19 Richard Henderson <rth@redhat.com>
5878 * config/i386/i386.md (tablejump): Make an expander; handle
5879 pic relative addressing here.
5880 (tablejump_1): Rename from tablejump_pic.
5883 2001-08-19 Richard Henderson <rth@redhat.com>
5885 * regclass.c (fix_register): Fix typo.
5887 2001-08-18 Richard Henderson <rth@redhat.com>
5889 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
5890 (struct _Unwind_Context): Expand br_loc to hold it.
5891 (uw_frame_state_for): Handle leaf functions better.
5892 (uw_update_reg_address): Update for br_loc change.
5894 2001-08-18 Richard Henderson <rth@redhat.com>
5896 * crtstuff.c: Move list heads before code that uses them.
5897 (__JCR_LIST__): Remove initial null.
5898 (frame_dummy, __frame_dummy): Do java registration here ...
5899 (__do_global_ctors_aux): ... not here.
5901 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
5902 (__do_global_dtors_aux): Update to match.
5903 (__JCR_LIST__, __do_jv_register_classes): New.
5905 * config/ia64/crtend.asm (__JCR_END__): New.
5906 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
5907 instead of an indirect LTOFF22 reloc.
5909 2001-08-18 Richard Henderson <rth@redhat.com>
5911 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
5912 * regclass.c (init_reg_sets_1): Fix typo.
5913 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
5914 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
5915 (ia64_compute_frame_size): Make ar.unat live when in use.
5916 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
5917 for ar.pfs; remove ar.unat handling.
5918 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
5920 (PREDICATE_CODES): Add ar_pfs_reg_operand.
5921 * config/ia64/ia64-protos.h: Update decls.
5922 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
5923 (sibcall_pic): Likewise.
5925 2001-08-18 Richard Henderson <rth@redhat.com>
5927 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
5928 pred_rel_mutex when searching for insn_group_barrier.
5929 * config/ia64/ia64.md (cycle_display): Combine the expander
5932 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
5933 bit before asm as needed.
5935 2001-08-18 Richard Henderson <rth@redhat.com>
5937 * timevar.def (TV_MACH_DEP): New.
5938 * toplev.c (rest_of_compilation): Use it.
5939 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
5941 2001-08-18 Zack Weinberg <zackw@panix.com>
5943 * unwind-dw2.c (execute_stack_op): Add default aborts to
5944 the inner switches to prevent warnings.
5946 2001-08-18 Richard Henderson <rth@redhat.com>
5948 * timevar.h (struct timevar_time_def): Change element type to float.
5949 (ticks_to_msec, clocks_to_msec): Likewise.
5950 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
5951 (get_time): Likewise.
5952 (timevar_print): Adjust zero check and printing to match.
5954 2001-08-18 Zack Weinberg <zackw@panix.com>
5956 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
5957 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
5958 Eliminate overfull or underfull hboxes.
5960 2001-08-18 Zack Weinberg <zackw@panix.com>
5962 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
5964 2001-08-18 Zack Weinberg <zackw@panix.com>
5966 * haifa-sched.c: Convert to target hooks. Macros replaced
5967 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
5968 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
5969 MD_SCHED_FINISH, and HAVE_cycle_display.
5970 * target-def.h (TARGET_SCHED_ADJUST_COST,
5971 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
5972 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
5973 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
5974 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
5975 New hook #defines to be overridden.
5976 (TARGET_SCHED): Bring them all together.
5977 (TARGET_INITIALIZER): Update.
5978 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
5979 instead of 'struct rtx_def *' throughout.
5980 (struct sched): New set of hooks for the scheduler.
5981 * Makefile.in (haifa-sched.o): Depend on target.h.
5982 * doc/tm.texi: Document the new scheduler hooks, together in
5983 their own section, instead of scattered around.
5984 Fix a bunch of underfull/overfull hboxes.
5986 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
5987 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
5988 sparc.h: Don't define any of the old scheduler macros.
5990 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
5991 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
5992 sparc.c: Create hook functions from code extracted from
5993 corresponding target header, or make existing hooks static, as
5994 appropriate. Set the appropriate entries in targetm.
5996 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
5997 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
5998 rs6000-protos.h, s390-protos.h, sparc-protos.h:
5999 Remove prototypes for functions which are now static.
6001 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
6002 related gunk; the Haifa scheduler is now the only choice.
6004 2001-08-18 Zack Weinberg <zackw@panix.com>
6006 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
6007 * genopinit.c: Put floating point divide insns in sdiv_optab.
6008 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
6009 * config/gofast.h, config/c4x/c4x.h,
6010 config/ia64/hpux_longdouble.h, config/mips/mips.h,
6011 config/pa/long_double.h, config/rs6000/sysv4.h,
6012 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
6013 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
6014 (init_optabs): Use init_optabv for overflow-trapping optabs.
6015 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
6016 cmp_optab RTX codes so have_insn_for can find them.
6018 * optabs.c (expand_simple_binop, expand_simple_unop,
6019 have_insn_for, gen_sub3_insn): New interfaces.
6020 * expr.h: Prototype new functions.
6021 (enum optab_methods): Move here from optabs.h.
6023 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
6024 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
6025 Use new functions instead of working directly with optabs.
6026 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
6027 unroll.c: Don't include optabs.h.
6028 * caller-save.c, combine.c, function.c, stmt.c: Just include
6029 insn-codes.h, not optabs.h.
6030 * Makefile.in: Update dependencies.
6032 * combine.c (make_compound_operation, simplify_comparison):
6033 Fix typos testing for this or that instruction.
6035 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6037 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
6038 generating libgcc.a.
6040 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6042 * except.c (TYPE_HASH): Delete.
6044 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
6047 * tree.c (TYPE_HASH): Delete.
6049 * tree.h (TYPE_HASH): Define.
6051 2001-08-18 Graham Stott <grahams@redhat.com>
6053 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
6055 (adddi3_internal_2+2): Likewise.
6056 (eh_set_lr_di+1): Likewise.
6058 2001-08-17 Richard Henderson <rth@redhat.com>
6060 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
6061 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
6062 * dwarf2asm.c: ... here.
6063 * dwarfout.c: Remove them.
6065 * varasm.c (assemble_integer): Add align parameter.
6066 (assemble_real, output_constant, output_constructor): Likewise.
6067 * output.h: Update decls.
6068 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
6069 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
6070 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
6071 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
6072 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
6075 * final.c (end_final): Abort profile block generation if we
6076 havn't layed it out properly.
6077 * output.h (assemble_eh_integer): Remove stale decl.
6078 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
6080 (assemble_integer): Handle unaligned data.
6081 (assemble_real): Abort on unaligned data.
6082 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
6084 (default_dtor_section_asm_out_destructor): Use assemble_align.
6085 (default_named_section_asm_out_constructor): Likewise.
6086 (default_ctor_section_asm_out_constructor): Likewise.
6087 * config/darwin.c (machopic_asm_out_constructor): Likewise.
6088 (machopic_asm_out_destructor): Likewise.
6089 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
6090 (nextstep_asm_out_destructor): Likewise.
6091 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
6092 (vms_asm_out_destructor): Likewise.
6094 2001-08-17 Richard Henderson <rth@redhat.com>
6096 * config/mips/iris6.h (TARGET_IRIX6): New.
6097 (current_section_name, current_section_flags): New.
6098 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
6099 (MAX_OFILE_ALIGNMENT): New.
6100 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
6101 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
6102 (copy_file_data): Split out from
6103 (mips_asm_file_end): ... here.
6104 (mips_asm_file_start): Remove extra .section directive. Use
6105 tmpfile instead of mips_make_temp_file.
6106 (mips_unique_section): Use const char * as needed for warnings.
6107 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
6108 re-add align parameter.
6109 (iris6_asm_named_section): New.
6110 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
6111 (iris6_asm_output_align, iris6_section_align_1): New.
6112 (iris6_asm_file_start, iris6_asm_file_end): New.
6113 * config/mips/mips-protos.h: Update decls.
6115 2001-08-17 Janis Johnson <janis187@us.ibm.com>
6117 * doc/install.texi (Install GCC): Add links to build status pages.
6119 (Final install): Ditto; request updates for specific info
6121 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
6123 * cpperror.c (print_location): Don't take a file name; use the
6125 (_cpp_begin_message): Similarly.
6126 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
6127 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
6128 (cpp_pedwarn_with_file_and_line): Remove.
6129 * cppfiles.c (stack_include_file): Update; set filename to stdin
6130 here when appropriate.
6131 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
6132 (_cpp_begin_message): Don't take a file name.
6133 * cppinit.c: Add comment.
6134 * cpplex.c: Fix end-of-directive indicator.
6135 * cpplib.c: Don't include intl.h.
6136 (run_directive, do_diagnostic): Update.
6137 (do_line): Update to not use nominal_fname.
6138 (cpp_push_buffer): Don't take a filename.
6139 * cpplib.h (struct ht): Remove.
6140 (cpp_push_buffer): Don't take a filename.
6141 (cpp_pedwarn_with_file_and_line): Remove.
6142 * cppmacro.c (struct cpp_macro): Remove file.
6143 (builtin_macro): Update.
6144 (_cpp_create_definition): Update.
6145 * cppmain.c: Correct comment.
6146 * fix-header.c (read_scan_file): Update.
6148 2001-08-17 Kazu Hirata <kazu@hxi.com>
6150 * sbitmap.c: Fix comment formatting.
6151 * sched-deps.c: Likewise.
6152 * sibcall.c: Likewise.
6153 * simplify-rtx.c: Likewise.
6155 * ssa-ccp.c: Likewise.
6156 * stor-layout.c: Likewise.
6157 * timevar.c: Likewise.
6158 * toplev.c: Likewise.
6159 * unwind-dw2.c: Likewise.
6160 * unwind-dw2-fde.c: Likewise.
6161 * varasm.c: Likewise.
6163 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
6165 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
6166 or larger than an integer in memory.
6168 2001-08-17 Zack Weinberg <zackw@panix.com>
6170 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
6171 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
6172 * rtl.h: Don't forward-declare union tree_node here. Don't
6173 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
6174 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
6175 and tree respectively.
6176 * tree.h: Don't forward-declare struct rtx_def here. Don't
6177 typedef tree here. Change all uses of struct rtx_def *,
6178 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
6179 and tree respectively.
6181 2001-08-17 Richard Henderson <rth@redhat.com>
6183 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
6184 config/mips/openbsd.h: Fix typos last change.
6186 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6188 * doc/invoke.texi (Optimize Options): The default for
6189 -finline-limit is 600.
6191 2001-08-17 Richard Henderson <rth@redhat.com>
6193 * varasm.c (text_section): Allow TEXT_SECTION to override the
6194 printing of TEXT_SECTION_ASM_OP.
6195 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
6196 (DATA_SECTION, BSS_SECTION): Remove.
6197 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
6198 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
6199 Rename from s/_NAME//.
6200 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
6201 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
6202 (TEXT_SECTION): ... here. New.
6203 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
6204 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
6205 * config/mips/openbsd.h: Likewise.
6206 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
6207 (mips_asm_file_end): Likewise test.
6208 (mips_output_function_epilogue): Likewise. Switch back to data
6209 section after emitting the function.
6211 * doc/tm.texi (Sections): Document TEXT_SECTION.
6213 2001-08-17 Richard Henderson <rth@redhat.com>
6215 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
6216 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
6218 2001-08-17 Richard Henderson <rth@redhat.com>
6220 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
6221 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
6222 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
6223 Add aligned attribute.
6225 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
6227 * config/sh/sh.md: Add modes to unspecs in first insn to match
6228 those in the second.
6230 * Makefile.in: Fix collect2 copy for Cygwin.
6232 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
6234 Install the proper patch.
6235 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
6236 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
6237 (expand_function_start): Likewise.
6238 * stmt.c (expand_decl): Likewise.
6239 * varasm.c (make_decl_rtx): Likewise.
6241 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6243 * final.c: Undo my previous accidental checkin.
6244 * output.h: Likewise.
6245 * tm.texi: Likewise.
6247 2001-08-16 Richard Henderson <rth@redhat.com>
6249 * varasm.c (named_section_flags): Remove align parameter.
6250 * varasm.c, dwarf2out.c: Update all callers.
6251 * output.h: Update prototypes.
6253 * target.h (target.asm_out.named_section): Remove align parameter.
6254 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
6255 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
6256 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
6257 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
6258 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
6260 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
6261 (get_named_section_flags, set_named_section_flags): New.
6262 (named_section_flags): Use them.
6263 (named_section): Do decl vs section flags check here...
6264 (default_section_type_flags): ... not here.
6265 (init_varasm_once): Create in_named_htab.
6266 (resolve_unique_section): Mark reloc unused.
6268 2001-08-16 Richard Henderson <rth@redhat.com>
6270 * varasm.c (force_const_mem): Keep pool alignment in bits.
6271 (output_constant_pool): Use assemble_align.
6273 2001-08-16 Zack Weinberg <zackw@panix.com>
6275 * doc/tm.texi: Remove extra @table command.
6277 2001-08-16 Zack Weinberg <zackw@panix.com>
6279 * final.c (shorten_branches): Clear the end of the label_align
6280 array only if we made it larger. Break up messy expressions
6283 * diagnostic.c (internal_error): Check for error recursion
6284 before doing ICE suppression.
6286 * timevar.c: Timing variables now count in milliseconds.
6287 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
6288 (get_time): Not here.
6289 (timevar_print): Don't print any timer whose user, cpu, and
6290 wall times are all zero as displayed.
6291 * timevar.h: Update comment aboout units. Make timevar
6294 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
6296 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
6297 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
6298 (expand_function_start): Likewise.
6299 * stmt.c (expand_decl): Likewise.
6300 * varasm.c (make_decl_rtx): Likewise.
6302 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
6304 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
6305 (finalize_record_size): Don't set TYPE_USER_ALIGN.
6307 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6309 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
6312 2001-08-16 Andreas Jaeger <aj@suse.de>
6314 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
6317 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
6319 * rtl.h (only_sets_cc0_p): New prototype.
6320 * jump.c (sets_cc0_p): Handle INSN.
6321 (only_sets_cc0_p): New function.
6322 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
6323 (tidy_fallthru_edge): Likewise.
6324 * integrate.c (copy_insn_list): Likewise.
6325 * unroll.c (unroll_loop): Likewise.
6326 (copy_loop_body): Likewise.
6328 2001-08-15 Jason Eckhardt <jle@redhat.com>
6330 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
6332 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
6334 * predict.c (struct block_info_def): Remove nvisited.
6335 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
6336 (estimate_bb_frequencies): Call mark_dfs_back_edges.
6338 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
6339 (ix86_adjust_cost): Teach scheduler that latency to load operand can
6342 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
6344 * predict.def: Update hitrates.
6346 2001-08-15 Richard Henderson <rth@redhat.com>
6348 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
6350 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
6352 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
6353 note from its associated jump.
6355 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
6357 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
6358 also on 64-bit s390x targets.
6360 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
6362 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
6364 (arm_expand_prologue): Handled nested functions which take a
6365 variable argument list.
6366 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
6367 macro with an invocation of
6368 arm_compute_initial_elimination_offset.
6369 * config/arm/arm-protos.h: Prototype
6370 arm_compute_initial_elimination_offset.
6372 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6374 * doc/install.texi (Specific, avr): Fix markup.
6375 (Specific, c4x): Ditto.
6377 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6379 * predict.c (dump_prediction): Change `bool' parameter to `int'.
6381 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
6383 * Makefile.in (OBJS): Add rtl-error.o
6384 (rtl-error.o): New rule.
6385 (diagnostic.o): Adjust dependency.
6386 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
6387 error_for_asm, _fatal_insn, _fatal_insn_not_found,
6388 warning_for_asm): Move to...
6389 rtl-error.c: ...here. New file.
6391 2001-08-14 Richard Henderson <rth@redhat.com>
6393 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
6394 if USING_SJLJ_EXCEPTIONS.
6396 2001-08-14 Steve Ellcey <sje@cup.hp.com>
6398 * tlink.c (scan_linker_output): Check string for unsatisfied in
6399 addition to undefined and unresolved.
6401 2001-08-14 Graham Stott <grahams@redhat.com>
6403 * libgcc2.c (*): Replace EH_FRAME_SECTION with
6404 EH_FRAME_SECTION_NAME.
6406 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
6408 * genattrtab.c (simplify_test_exp_in_temp): New function.
6409 (simplify_test_exp): Avoid explicit use of temporary obstack.
6410 (simplify_cond, insert_right_side, evaluate_eq_attr,
6411 simplify_and_tree, simplify_or_tree, eliminate_known_true):
6412 Use simplify_test_exp_in_temp.
6413 (optimize_attrs): Iterate until expression stabilizes.
6415 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
6417 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
6418 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
6420 2001-08-13 Richard Henderson <rth@redhat.com>
6422 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
6423 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
6424 * config/arm/conix-elf.h: Likewise.
6426 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
6428 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
6430 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
6432 * gcse.c (hash_scan_set): Expressions that are set as part of
6433 jump instructions are not available.
6435 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
6437 * config/s390/s390.c (print_operand, s390_function_prologue,
6438 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
6440 2001-08-13 Richard Henderson <rth@redhat.com>
6442 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
6443 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
6444 * doc/tm.texi (Exception Region Output): Document it.
6446 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
6448 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
6449 DWARF2 instead of stabs by default.
6451 2001-08-13 David Edelsohn <edelsohn@gnu.org>
6453 * config/rs6000/rs6000.c: Include optabs.h.
6455 2001-08-13 David Edelsohn <edelsohn@gnu.org>
6457 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
6458 save/restore routines.
6459 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
6461 2001-08-13 Andreas Jaeger <aj@suse.de>
6463 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
6464 the english is correct.
6466 2001-08-13 Zack Weinberg <zackw@panix.com>
6468 * expr.h: Split out optab- and libfunc-related code to...
6469 * optabs.h, libfuncs.h: ... these new headers.
6471 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
6473 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
6475 * mkconfig.sh: Don't include insn-codes.h from config.h.
6477 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
6478 enum insn_code is available. Move reload_in_optab and
6479 reload_out_optab array declarations to optabs.h.
6480 * regmove.c (gen_add3_insn): Move to optabs.c, export from
6481 there, prototype in expr.h.
6482 * gencodes.c: Cleanup: zap global variables, don't use
6483 printf where puts will do, don't bother defining MAX_INSN_CODE
6484 which nothing uses, let CODE_FOR_nothing get its value implicitly.
6486 * genemit.c, genopinit.c: Include optabs.h in generated file.
6487 * genoutput.c: Include insn-codes.h in generated file.
6488 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
6489 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
6490 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
6491 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
6492 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
6493 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
6495 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
6496 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
6497 config/m88k/m88k.c, config/sparc/sparc.c:
6499 * reload.c: Include expr.h and optabs.h before reload.h.
6500 * config/alpha/alpha.c: Include tree.h before reload.h.
6501 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
6502 and reload.h in that order.
6503 * config/sparc/sparc.c: Include debug.h.
6504 * recog.c: Include insn-codes.h.
6506 2001-08-13 Andreas Jaeger <aj@suse.de>
6508 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
6511 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
6513 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
6514 * gcc.c (init_spec): Fix typo in comment.
6515 * varasm.c (data_section): Fix typo in comment.
6517 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
6519 * predict.c (dump_prediction): New argument "USED".
6520 (combine_predictions_for_insn): Determine the used heuristics,
6521 output the case no heuristic applied.
6522 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
6524 2001-08-13 Andreas Jaeger <aj@suse.de>
6526 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
6529 2001-08-13 Kazu Hirata <kazu@hxi.com>
6531 * jump.c: Fix formatting.
6533 2001-08-13 Kazu Hirata <kazu@hxi.com>
6535 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
6538 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
6540 * loop.c (check_dbra_loop): Use condjump_label to compute
6543 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
6544 to better document the files they're in.
6546 2001-08-12 Zack Weinberg <zackw@panix.com>
6548 * recog.h (struct insn_operand_data): Shrink 'mode' field
6551 2001-08-12 Kazu Hirata <kazu@hxi.com>
6553 * gcc.c: Fix comment formatting.
6554 * gccspec.c: Likewise.
6557 * genemit.c: Likewise.
6558 * gengenrtl.c: Likewise.
6559 * genrecog.c: Likewise.
6560 * gensupport.c: Likewise.
6561 * ggc-page.c: Likewise.
6562 * global.c: Likewise.
6563 * graph.c: Likewise.
6564 * ifcvt.c: Likewise.
6565 * integrate.c: Likewise.
6567 * libgcc2.c: Likewise.
6569 * mbchar.c: Likewise.
6570 * optabs.c: Likewise.
6571 * predict.c: Likewise.
6572 * prefix.c: Likewise.
6573 * profile.c: Likewise.
6574 * protoize.c: Likewise.
6576 * recog.c: Likewise.
6577 * regclass.c: Likewise.
6578 * regmove.c: Likewise.
6579 * reg-stack.c: Likewise.
6580 * reload1.c: Likewise.
6581 * resource.c: Likewise.
6582 * rtlanal.c: Likewise.
6585 2001-08-12 Kazu Hirata <kazu@hxi.com>
6587 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
6588 a tree representing a constant is passed to the macro.
6590 2001-08-12 Richard Henderson <rth@redhat.com>
6592 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
6593 (rs6000_elf_asm_out_destructor): New.
6594 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
6595 (DTORS_SECTION_ASM_OP): Remove.
6596 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6597 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
6599 2001-08-12 David Edelsohn <edelsohn@gnu.org>
6602 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6603 * gcc.c (set_collect_gcc_options): New function, split out from
6605 Ignore elided switches.
6606 (do_spec_1): Invoke before executing command.
6607 (set_input): Export.
6608 Move declaration ...
6609 * gcc.h (set_input): ... here.
6610 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
6613 2001-08-12 Richard Henderson <rth@redhat.com>
6615 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
6616 thinko wrt TARGET_RELOCATABLE.
6618 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
6620 * fix-header.c (cb_file_change): Update prototype.
6622 2001-08-11 Zack Weinberg <zackw@panix.com>
6624 * toplev.c (set_float_handler): Make static.
6625 * toplev.h: Don't prototype set_float_handler.
6627 * simplify-rtx.c: Don't include setjmp.h.
6628 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
6630 (simplify_unary_operation, simplify_binary_operation): Use them,
6631 via do_float_handler.
6633 * fold-const.c: Don't include setjmp.h.
6634 (exact_real_inverse_1): New function.
6635 (exact_real_inverse): Use it, via do_float_handler.
6637 * varasm.c: Don't include setjmp.h.
6638 (assemble_real_1): New function.
6639 (assemble_real): Use it, via do_float_handler.
6640 Call internal_error if we get a trap here.
6642 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
6643 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
6645 2001-08-11 Zack Weinberg <zackw@panix.com>
6647 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
6648 STACK_BOUNDARY if not already defined.
6650 * calls.c, function.c, reload1.c, explow.c: Don't default
6651 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
6652 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
6654 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
6657 * doc/tm.texi: Document that STACK_BOUNDARY is required;
6658 clarify difference between it and PREFERRED_STACK_BOUNDARY.
6660 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
6662 * cppmacro.c (enter_macro_context): Push macro expansions even
6665 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6667 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
6668 (rs6000_elf_section_type_flags): Actually return a value.
6670 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
6672 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
6673 Clean up code: add missing comments and prototypes, fix warnings,
6674 remove obsolete code, fix spacing to conform to coding style.
6676 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
6678 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
6679 and TARGET_ASM_CLOSE_PAREN.
6680 (regclass_map): CC register belongs to class NO_REGS.
6681 (legitimize_pic_address): Don't generate unnecessary moves
6682 (to avoid confusing loop optimization).
6683 (check_and_change_labels): Replace jump_long by indirect_jump.
6684 (s390_final_chunkify): Don't start a new literal pool on section
6685 switch in 64-bit code.
6686 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
6688 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
6689 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
6690 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
6692 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
6693 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
6694 (CONST_COSTS): Fixed incorrect costs.
6696 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
6697 Use emit_jump instead of emit_jump_insn (gen_jump).
6698 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
6699 (to avoid confusing flow analysis).
6700 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
6701 (casesi, casesi_jump): New.
6702 (jump_long): Removed. Functionality merged into indirect_jump.
6703 (indirect_jump): Accept address_operand, not just register_operand.
6704 (cjump_long, icjump_long): Use same logic as indirect_jump.
6705 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
6706 Fixed broken setjmp/longjmp handling.
6707 (do_builtin_setjmp_setup): Removed.
6709 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
6710 broken GNU as versions that don't accept .quad with large
6711 negative values. Use hexadecimal output instead.
6712 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
6713 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
6714 FUNCTION_EPILOGUE): Removed. Now in targetm.
6716 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
6718 * config/s390/fixdfdi.h: Add missing copyright statement.
6719 Fix type conflicts on 64-bit. Add missing SFmode routines.
6721 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
6724 2001-08-11 Richard Henderson <rth@redhat.com>
6726 * rtl.h (REG_EH_RETHROW): Remove.
6727 * rtl.c (reg_note_name): Update.
6728 * combine.c (distribute_notes): Don't check for it.
6730 2001-08-11 Richard Henderson <rth@redhat.com>
6732 * combine.c (distribute_notes): Place REG_SETJMP.
6734 2001-08-11 Richard Henderson <rth@redhat.com>
6736 * doc/extend.texi (Arrays and pointers implementation): Discourage
6737 relying on sign-extension of pointers.
6739 2001-08-11 H.J. Lu <hjl@gnu.org>
6741 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
6743 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
6744 RDATA_SECTION_ASM_OP.
6746 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6748 * doc/install.texi (Specific, c4x): Fix cross-reference to the
6749 main manual to work both for info and HTML versions.
6751 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
6752 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6754 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
6755 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
6756 (struct cpp_pool): New member first.
6757 * cppinit.c (append_include_chain): Plug memory leaks.
6758 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
6759 Allocate pragma structures from the (aligned) macro pool to
6760 avoid leaking memory.
6761 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
6762 so we don't leak memory.
6763 * hashtable.c (ht_destroy): New.
6764 * hashtable.h (ht_destroy): New.
6766 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
6767 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6769 * c-lex.c (map): Make const.
6770 (cb_file_change): Update for callback passing a line map.
6771 Don't assume we have a previous map. Remove sanity check
6772 about popping too many files.
6773 * cpperror.c (print_location): Make map const.
6774 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
6775 (cpp_make_system_header): Similarly.
6776 (search_from): Similarly.
6777 (_cpp_execute_include): Don't remember where we came from.
6778 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
6779 (struct cpp_reader): Make map const.
6780 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
6781 * cpplib.c (do_line): Update; line maps now hold sysp.
6782 (cpp_push_buffer): Similarly.
6783 (_cpp_do_file_change): Similarly; callback with map instead.
6784 (cpp_get_line_maps): Constify return value.
6785 (_cpp_pop_buffer): Update.
6786 * cpplib.h (struct cpp_file_change): Remove.
6787 (struct cpp_callbacks): Update.
6788 (cpp_get_line_maps): Constify return value.
6789 * cppmacro.c (_cpp_create_definition): Update.
6790 * cppmain.c (struct printer): Constify map.
6791 (maybe_print_line): Similarly.
6792 (print_line): Similarly. Deduce flags 1 and 2 here.
6793 (cb_file_change): Update.
6794 * line-map.c (free_line_maps): Warn regardless.
6795 (add_line_map): Return pointer to const. When passed NULL to_file
6796 with LC_LEAVE, use the obvious values for the return point so the
6797 caller doesn't have to figure them out.
6798 (lookup_line): Return pointer to const.
6799 (print_containing_files): Take pointer to const.
6800 * line-map.h (struct line_map): New members reason, sysp.
6801 (add_line_map): Return pointer to const.
6802 (lookup_line): Similarly.
6803 (print_containing_files): Take pointer to const.
6805 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
6806 Richard Henderson <rth@redhat.com>
6808 * regmove.c (regmove_optimize): Avoid setting a register twice in
6811 2001-08-10 Richard Henderson <rth@redhat.com>
6813 * doc/extend.texi (Arrays and pointers implementation): Document
6814 behavior of pointer/integer conversion.
6816 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
6818 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
6820 2001-08-10 Richard Henderson <rth@redhat.com>
6822 * doc/extend.texi (C Implementation): New chapter.
6823 * doc/gcc.texi (Top): Link it in.
6825 2001-08-10 Andrew Cagney <ac131313@redhat.com>
6827 * doc/install.texi (Specific): Fix CVS merge botch.
6829 2001-08-10 Richard Henderson <rth@redhat.com>
6831 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
6832 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
6834 2001-08-10 Zack Weinberg <zackw@stanford.edu>
6836 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
6837 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
6838 this macro is now required.
6840 * cselib.c (cselib_process_insn), flow.c (propagate_block),
6841 loop.c (find_and_verify_loops), reload.c (reload): Check
6842 for rtx code of CALL_INSN, not CALL, when deciding if we
6843 need to check for REG_SETJMP note.
6845 * gcse.c (compute_hash_table, compute_store_table): Update
6846 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
6849 * config/avr/avr.c: Fix typo.
6850 * config/convex/convex.c (expand_movstr): Use adjust_address.
6851 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
6853 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
6854 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
6856 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
6857 Do define STACK_BOUNDARY.
6858 * config/i370/i370.c: Include expr.h.
6859 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
6860 config/pa/som.h, config/v850/v850.h: Take in_ctors and
6861 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
6862 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
6863 * config/m88k/m88k.c: Include c-tree.h after expr.h.
6864 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
6865 * config/romp/romp.c: Include expr.h after tree.h.
6867 (output_fpop): Use xmalloc, not oballoc.
6868 * config/we32k/we32k.c: Include expr.h.
6870 2001-08-10 Kazu Hirata <kazu@hxi.com>
6872 * config/h8300/h8300.h: Fix formatting.
6874 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
6876 * c-common.h (RETURN_NULLIFIED_P): Lose.
6877 * c-semantics.c (genrtl_return_stmt): Don't check it.
6879 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
6881 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
6882 (mips_annotate_frame_insn): New function.
6883 (mips_emit_frame_related_store): New function.
6884 (save_restore_insns): Don't mark instructions that set up the base
6885 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
6886 the store instructions instead.
6887 (mips_expand_prologue): If the stack size is moved into a temporary
6888 register, do not mark that move as frame-related. Add a
6889 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
6891 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
6893 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
6894 stack slot as unchanging if current_function_calls_eh_return.
6896 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
6898 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
6899 access the second half of the TFmode scratch operand.
6901 2001-08-10 Anthony Green <green@redhat.com>
6903 * java/class.c (emit_register_classes): Conditionalize code on
6906 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6908 * doc/install.texi (Specific, avr): Fix cross-reference to the
6909 main manual to work both for info and HTML versions.
6911 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
6913 * stmt.c (expand_null_return_1): Remove code to generate simple returns
6914 and "use_goto" argument.
6915 (expand_null_return, expand_value_return): Update all callers.
6916 * function.c (expand_function_end): Remove code to generate simple
6918 * config/vax/vax.md (epilogue): New expander for function return.
6919 * doc/md.texi (epilogue): Remove "if defined".
6921 2001-08-09 Zack Weinberg <zackw@stanford.edu>
6923 * Makefile.in: Partially revert my previous change:
6924 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
6925 of the hashtab.o and safe-ctype.o rules.
6927 2001-08-09 Richard Henderson <rth@redhat.com>
6929 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
6930 (USE_COLLECT2): Remove duplicate definition.
6931 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
6932 (use_collect2): Remove dead code.
6933 * configure.in (use_collect2): Remove will_use_collect2 and
6934 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
6935 * configure: Rebuild.
6937 * target.h (targetm.asm_out.constructor): New.
6938 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
6939 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
6940 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
6941 * varasm.c (in_ctors, in_dtors): New.
6942 (assemble_constructor, assemble_destructor): Remove.
6943 (default_stabs_asm_out_destructor): New.
6944 (default_named_section_asm_out_destructor): New.
6945 (dtors_section, default_dtor_section_asm_out_destructor): New.
6946 (default_stabs_asm_out_constructor): New.
6947 (default_named_section_asm_out_constructor): New.
6948 (ctors_section, default_ctor_section_asm_out_constructor): New.
6949 * output.h: Update declarations.
6950 * c-decl.c (c_expand_body): Use target hooks instead of
6951 assemble_constructor and assemble_destructor.
6952 * profile.c (output_func_start_profiler): Likewise.
6953 * objc/objc-act.c (finish_objc): Likewise.
6954 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
6955 for the constructor.
6956 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
6958 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
6959 (DTORS_SECTION_ASM_OP): Likewise.
6960 (__CTOR_LIST__): Use attribute section when possible.
6961 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
6963 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
6964 ASM_OUTPUT_CONSTRUCTOR.
6966 * config/darwin.c (machopic_asm_out_constructor): New.
6967 (machopic_asm_out_destructor): New.
6968 * config/darwin-protos.h: Update declarations.
6969 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6970 (ASM_OUTPUT_DESTRUCTOR): Remove.
6971 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6972 * config/nextstep.c (nextstep_asm_out_constructor): New.
6973 (nextstep_asm_out_destructor): New.
6974 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6975 (ASM_OUTPUT_DESTRUCTOR): Remove.
6976 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6977 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
6978 ASM_OUTPUT_*STRUCTOR.
6979 * config/i386/aix386ng.h: Likewise.
6981 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
6982 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
6983 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
6984 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
6985 * config/lynx.h: Likewise.
6986 * config/netware.h: Likewise.
6987 * config/psos.h: Likewise.
6988 * config/alpha/alpha-interix.h: Likewise.
6989 * config/alpha/elf.h: Likewise.
6990 * config/arc/arc.h: Likewise.
6991 * config/arm/aof.h: Likewise.
6992 * config/arm/coff.h: Likewise.
6993 * config/arm/elf.h: Likewise.
6994 * config/c4x/c4x.h: Likewise.
6995 * config/h8300/h8300.h: Likewise.
6996 * config/i386/cygwin.h: Likewise.
6997 * config/i386/djgpp.h: Likewise.
6998 * config/i386/i386-coff.h: Likewise.
6999 * config/i386/i386-interix.h: Likewise.
7000 * config/i386/sco5.h: Likewise.
7001 * config/i386/vsta.h: Likewise.
7002 * config/i386/win32.h: Likewise.
7003 * config/i960/i960-coff.h: Likewise.
7004 * config/ia64/sysv4.h: Likewise.
7005 * config/m68hc11/m68hc11.h: Likewise.
7006 * config/m68k/coff.h: Likewise.
7007 * config/m68k/mot3300.h: Likewise.
7008 * config/m88k/m88k.h: Likewise.
7009 * config/mcore/mcore-pe.h: Likewise.
7010 * config/mcore/mcore.h: Likewise.
7011 * config/mips/elf.h: Likewise.
7012 * config/mips/elf64.h: Likewise.
7013 * config/mips/iris6.h: Likewise.
7014 * config/pa/pa64-hpux.h: Likewise.
7015 * config/rs6000/sysv4.h: Likewise.
7016 * config/sh/sh.h: Likewise.
7017 * config/sparc/litecoff.h: Likewise.
7019 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
7020 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
7021 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7022 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7023 (ASM_OUTPUT_DESTRUCTOR): Remove.
7024 * config/a29k/a29k.c: Move include of tree.h.
7025 * config/a29k/udi.h: Delete file.
7026 * config/alpha/alpha.c (vms_asm_out_constructor): New.
7027 (vms_asm_out_destructor): New.
7028 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
7029 (EXTRA_SECTION_FUNCTIONS): Likewise.
7030 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7031 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7032 * config/c4x/c4x.c: Move include of tree.h.
7033 * config/clipper/clipper.c (clix_asm_out_constructor): New.
7034 (clix_asm_out_destructor): New.
7035 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7036 (ASM_OUTPUT_DESTRUCTOR): Remove.
7037 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7038 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7039 (TARGET_ASM_CONSTRUCTOR): New.
7040 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
7041 (sco_asm_out_constructor): New.
7042 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
7043 * config/i386/svr3gas.h: Remove stack grows up code.
7044 Remove code duplicated from i386/sysv3.h.
7045 (TARGET_ASM_CONSTRUCTOR): New.
7046 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7047 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
7048 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7049 (TARGET_ASM_CONSTRUCTOR): New.
7050 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
7051 (m68hc11_asm_out_destructor): New.
7052 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
7053 (TARGET_ASM_DESTRUCTOR): New.
7054 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
7055 * config/m68k/dpx2.h: Properly undef all the bits inherited from
7056 config/svr3.h pertaining to section manipulation.
7057 * config/m68k/dpx2g.h: Remove #if 0 code.
7058 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
7059 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
7060 (ASM_OUTPUT_CONSTRUCTOR): Remove.
7061 (TARGET_ASM_CONSTRUCTOR): New.
7062 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
7063 (m88k_svr3_asm_out_constructor): New.
7064 (m88k_svr3_asm_out_destructor): New.
7065 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7066 (ASM_OUTPUT_DESTRUCTOR): Remove.
7067 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7068 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
7069 * config/rs6000/aix.h: Likewise.
7070 * config/mips/rtems64.h: Don't undef removed constructor related bits.
7071 * config/mips/vxworks.h: Likewise.
7072 * config/rs6000/lynx.h: Likewise.
7073 * config/sh/elf.h: Likewise.
7074 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
7075 (DTORS_SECTION_ASM_OP): New.
7076 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7077 (ASM_OUTPUT_DESTRUCTOR): Remove.
7078 * config/sparc/sol2-sld-64.h: Likewise.
7079 * config/vax/vax.c (vms_asm_out_constructor): New.
7080 (vms_asm_out_destructor): New.
7081 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7082 (ASM_OUTPUT_DESTRUCTOR): Remove.
7083 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7085 * doc/tm.texi (@node Initialization): Update.
7087 2001-08-09 Richard Henderson <rth@redhat.com>
7089 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
7090 (__do_global_dtors_aux): Use gp-relative static data to avoid
7091 one dynamic relocation.
7092 (__do_frame_setup): Register Java classes.
7093 * config/alpha/crtend.asm (__JCR_END__): New.
7095 2001-08-09 Zack Weinberg <zackw@stanford.edu>
7097 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
7098 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
7099 (GEN, STAGESTUFF): Add new files.
7100 (insn-constants.h, s-constants, tm-preds.h, s-preds,
7101 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
7102 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
7103 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
7104 as well as insn-codes.h and insn-flags.h in config.h; and no
7105 extra headers in tconfig.h and hconfig.h.
7107 * gencodes.c: Eliminate code to generate predicate declarations
7108 or #defines for md-file constants.
7109 * genconstants.c, genpreds.c: New files.
7111 * i386.md: Re-order guard expressions such that TARGET_64BIT
7112 comes first, when this permits better optimization. Add
7113 TARGET_64BIT to more x86-64 patterns. Add comment explaining
7114 why this is desirable.
7116 2001-08-09 Jakub Jelinek <jakub@redhat.com>
7118 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
7119 (find_fde_for_dso): Remove.
7120 (_Unwind_IteratePhdrCallback): New.
7121 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
7122 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
7124 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7126 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
7127 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
7129 2001-08-09 Graham Stott <grahams@redhat.com>
7131 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
7132 (vis_no_unit): Use it.
7133 (visualize_no_unit): Add the insn only if room exists.
7135 2001-08-09 Graham Stott <grahams@redhat.com>
7137 * predict.c (estimate_probability): Replace magic numbers with
7138 appropriate enumeration.
7140 2001-08-09 Graham Stott <grahams@redhat.com>
7142 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
7144 (EXTRACT_FLAGS): Likewise.
7146 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
7148 * config/mips/mips.c (mips_legitimate_address_p): Check for
7149 CONST_INT in last patch.
7151 2001-08-08 Anthony Green <green@redhat.com>
7153 * java/class.c (emit_register_classes): Use assemble_jcr if
7154 possible. Keep the original mechanism as a fallback.
7155 * defaults.h (JCR_SECTION_NAME): Define if we have named section
7156 and weak symbol support.
7157 * crtstuff.c (__JCR_LIST__): Define.
7158 (__JCR_END__): Define.
7159 (_Jv_RegiserClasses): Define weak symbol if possible.
7160 (__do_global_ctors_aux): Register classes for ELF targets with
7161 weak symbol support.
7163 2001-08-08 Kazu Hirata <kazu@hxi.com>
7165 * dbxout.c: Fix comment formatting.
7166 * dependence.c: Likewise.
7168 * diagnostic.c: Likewise.
7169 * dominance.c: Likewise.
7170 * doprint.c: Likewise.
7171 * dwarf2out.c: Likewise.
7172 * dwarfout.c: Likewise.
7173 * emit-rtl.c: Likewise.
7174 * except.c: Likewise.
7175 * explow.c: Likewise.
7176 * expmed.c: Likewise.
7179 * fold-const.c: Likewise.
7180 * function.c: Likewise.
7182 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7184 * global.c (retry_global_alloc): Avoid shadowing allocno.
7186 2001-08-08 Mark Mitchell <mark@codesourcery.com>
7188 * except.c (remove_fixup_regions): Fix typo.
7190 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
7192 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
7193 unsigned HOST_WIDE_INT to avoid warning.
7194 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
7195 * flow.c (set_block_for_new_insns): Likewise.
7197 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
7199 * sibcall.c (return_value_pseudo): New static variable.
7200 (skip_copy_to_return_value): Handle return_value_pseudo.
7201 (call_ends_block_p): Ensure that return_value_pseudo is set.
7202 (optimize_sibling_and_tail_recursive_call): Discover the
7203 load of pseudo return value in alternate exit block.
7205 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
7207 * calls.c (ECF_ALWAYS_RETURN): New constant.
7208 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
7209 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
7210 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
7211 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
7212 * rtl.c (reg_note_name): New name.
7213 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
7215 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
7217 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
7219 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
7221 * alias.c (get_alias_set): Return a previously calculated
7222 alias set for a VAR_DECL.
7223 * function.c (gen_mem_addressof): Calculate the alias set before
7226 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
7228 * predict.def: Set hitrates according our experimental run.
7230 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
7232 * i386.h (HARD_REGNO_RENAME_OK): New macro.
7234 2001-08-08 H.J. Lu <hjl@gnu.org>
7236 * config/mips/mips.c (mips_unique_section): New. Copied from
7239 * config/mips/mips-protos.h (mips_unique_section): New
7242 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
7244 * config/mips/little.h: New. Generic little endian mips
7245 targets. Only mips*-*-linux* is converted to use it so far.
7247 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
7248 (WCHAR_TYPE): Defined
7249 (WCHAR_TYPE_SIZE): Likewise.
7250 (INIT_SUBTARGET_OPTABS): Likewise.
7251 (BSS_SECTION_ASM_OP): Likewise.
7252 (SBSS_SECTION_ASM_OP): Likewise.
7253 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
7254 (ASM_DECLARE_OBJECT_NAME): Likewise.
7255 (UNIQUE_SECTION): Likewise.
7256 (EXTRA_SECTIONS): Likewise.
7257 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
7258 (ASM_OUTPUT_DESTRUCTOR): Likewise.
7259 (ASM_OUTPUT_DEF): Likewise.
7260 (HANDLE_SYSV_PRAGMA): Removed.
7261 (NO_IMPLICIT_EXTERN_C): Likewise.
7262 (TARGET_MEM_FUNCTIONS): Likewise.
7263 (STARTFILE_SPEC): Likewise.
7264 (ENDFILE_SPEC): Likewise.
7265 (LIB_SPEC): Likewise.
7266 (INVOKE__main): Likewise.
7267 (CTOR_LIST_BEGIN): Likewise.
7268 (CTOR_LIST_END): Likewise.
7269 (DTOR_LIST_BEGIN): Likewise.
7270 (DTOR_LIST_END): Likewise.
7271 (SET_ASM_OP): Likewise.
7272 (ASM_OUTPUT_SOURCE_LINE): Likewise.
7273 (ASM_OUTPUT_DEF): Likewise.
7274 (ASM_OUTPUT_IDENT): Likewise.
7276 * config/mips/mips.h (ASM_SPEC): Undefine before define.
7277 (CPLUSPLUS_CPP_SPEC): Likewise.
7278 (ASM_APP_ON) Redefine only if not defined.
7279 (ASM_APP_OFF): Likewise.
7280 (ASM_OUTPUT_SOURCE_LINE): Likewise.
7281 (ASM_OUTPUT_IDENT): Likewise.
7283 * config.gcc: Update tm_file for Linux/mips.
7285 2001-08-08 Bernd Schmidt <bernds@redhat.com>
7287 * cselib.c (cselib_record_sets): If insn is predicated, turn
7288 sources into IF_THEN_ELSEs.
7290 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
7291 Turn into define_insn_and_split.
7293 * sched-deps.c: Include "cselib.h".
7294 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
7295 Use cselib to turn memory addresses into VALUEs.
7296 (sched_analyze): Call cselib_init/cselib_finish if necessary.
7297 * sched-int.h (struct sched_info): New member USE_CSELIB.
7298 * sched-ebb.c (ebb_sched_info): Initialize it.
7299 * sched-rgn.c (rgn_sched_info): Likewise.
7300 * Makefile.in (sched-deps.o): Update dependencies.
7302 * cselib.h (cselib_subst_to_values): Declare.
7303 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
7304 that have no value and autoincs to be handled by generating a new
7307 2001-08-08 Graham Stott <grahams@redhat.com>
7309 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
7310 within fixed length SEQUENCE.
7312 2001-08-08 Graham Stott <grahams@redhat.com>
7314 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
7315 (diagnostic_prefixing_rule): Likewise.
7316 (diagnostic_line_cutoff): Likewise.
7317 (diagnostic_kind_count): Likewise.
7319 2001-08-08 Graham Stott <grahams@redhat.com>
7321 * alias.c (find_base_decl): Delete redundent assignment.
7323 2001-08-08 Graham Stott <grahams@redhat.com>
7325 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
7326 (abs): Uppercase and paranthesize macro parameter.
7327 (MEM_DEPENDENCY): Add whitespace.
7329 2001-08-08 Graham Stott <grahams@redhat.com>
7331 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
7332 failure check for CONST_INT
7334 2001-08-08 Graham Stott <grahams@redhat.com>
7336 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
7337 (libcall_dead_p): Likewise.
7339 (mark_used_regs): Constify fmt.
7340 (find_use_as_address): Likewise.
7342 2001-08-08 Graham Stott <grahams@redhat.com>
7344 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
7347 2001-08-08 Graham Stott <grahams@redhat.com>
7349 * combine.c (combine_simplify_rtx): Update comment and
7350 remove erroneous test.
7352 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
7354 * cppinit.c (cpp_finish): Pop the final buffer without comment.
7355 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
7356 take care to avoid multiple no-newline at EOF warnings in that
7359 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
7361 * calls.c (expand_call): Do not emit INSN_SETJMP note.
7362 (emit_library_call_value_1): Likewise.
7363 (emit_call_1): Emit REG_SETJMP note.
7364 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
7366 * cselib.c (cselib_process_insn): Likewise.
7367 * flow.c (propagate_block): Likewise.
7368 * loop.c (find_and_verify_loops): Likewise.
7369 * reload.c (find_equiv_regs): Likewise.
7370 * reload1.c (reload): Likewise.
7371 * resource.c (mark_referenced_resources,
7372 mark_set_resources): Likewise.
7373 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
7374 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
7375 * haifa-sched.c (unlink_other_notes): Likewise.
7376 (reemit_notes): Likewise.
7377 * sched-ebb.c (sched_ebb): Likewise.
7378 * sched-rgc.c (sched_region): Likewise.
7379 * rtl.c (note_insn_name): Likewise.
7380 (reg_note_name): Add REG_SETJMP
7381 * rtl.h (reg_note): Add REG_SETJMP.
7382 (insn_note): Remove NOTE_INSN_SETJMP.
7384 * profile.c (branch_prob): Add fake edges for setjmp.
7386 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
7388 * config.gcc: Quote target_cpu_default2 correctly for
7389 powerpc*-*-* targets.
7391 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
7393 * cpplib.h, line-map.h: Update comments.
7394 * cppmain.c (printer_init): Move inline.
7395 (maybe_print_line, print_line): Take a map pointer.
7396 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
7397 (cb_file_change): Don't use prior value of print.map.
7399 2001-08-07 David Edelsohn <edelsohn@gnu.org>
7401 * doc/install.texi: Document fine-grained multilib configuration.
7403 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
7405 * rtlanal.c (find_first_parameter_load): Call note_stores
7406 only on the instructions.
7408 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
7410 * alias.c (nonlocal_mentioned_p):
7411 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
7412 * calls.c (emit_call_1): Likewise.
7413 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
7414 * cselib.c (cselib_process_insn): Likewise.
7415 * df.c (df_insns_modify): Likewise.
7416 * flow.c (need_fake_edge_p): Likewise.
7417 (propagate_one_insn): Likewise.
7418 * haifa-sched.c (reemit_notes): Likewise.
7419 * integrate.c (copy_insn_list): Likewise.
7420 * jump.c (delete_prior_computation): Likewise.
7421 * local-alloc.c (validate_equiv_mem): Likewise.
7422 * loop.c (scan_loop): Likewise.
7423 * predict.c (estimate_probability): Likewise.
7424 * reload.c (reload): Likewise.
7425 * sched-deps (sched_analyze): Likewise.
7426 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
7427 * gcse.c (compute_hash_table): Likewise.
7428 (mark_call): Likewise.
7429 (store_killed_in_insn): Likewise.
7431 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
7433 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
7435 2001-08-06 Richard Henderson <rth@redhat.com>
7437 * varasm.c (assemble_gc_entry): Remove.
7438 * output.h: Likewise.
7440 2001-08-06 Richard Henderson <rth@redhat.com>
7442 * varasm.c (assemble_constructor): Take a symbol_ref and a
7443 priority instead of a bare string. Move priority handling
7444 here from cp/decl2.c.
7445 * output.h: Update decls.
7447 * c-decl.c (c_expand_body): Update calls to assemble_constructor
7448 and assemble_destructor.
7449 * profile.c (output_func_start_profiler): Likewise.
7450 * objc/objc-act.c (finish_objc): Likewise.
7451 (build_module_descriptor): Return the symbol not the symbol name.
7453 2001-08-06 David Edelsohn <edelsohn@gnu.org>
7455 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
7456 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
7457 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
7458 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
7459 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
7460 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
7462 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
7464 * cpperror.c (print_containing_files): Moved to line-map.c.
7465 (print_location): line-map.c handles re-listing or otherwise.
7466 * cpphash.h (struct lexer_state): Remove next_bol.
7467 (struct cpp_buffer): Remove include_stack_listed.
7468 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
7469 Remove faked buffer handling.
7470 (_cpp_do_file_change): Tweak.
7471 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
7472 * cppmain.c (struct printer): Remove filename.
7473 (print_line, cb_file_change): Update accordingly.
7474 * line-map.c: Include intl.h.
7475 (init_line_maps): Initialize last_listed.
7476 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
7477 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
7478 (print_containing_files): New.
7479 * line-map.h (struct line_maps): New member last_listed.
7480 (print_containing_files, INCLUDED_FROM): New.
7481 * Makefile.in: Update.
7482 * po/POTFILES.in: Add line-map.c.
7484 2001-08-06 Richard Henderson <rth@redhat.com>
7486 * except.c (convert_from_eh_region_ranges_1): Never mark
7487 USE or CLOBBER insns as throwing.
7489 * expr.c (store_constructor): Don't clobber memory targets.
7491 2001-08-06 Andreas Jaeger <aj@suse.de>
7493 * profile.c (branch_prob): Remove unused variable insn.
7495 * Makefile.in (local-alloc.o): Add dependency on except.h.
7497 * local-alloc.c: Include except.h for can_throw_internal prototype.
7499 2001-08-06 Richard Henderson <rth@redhat.com>
7501 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
7502 * function.c (expand_main_function): Implement it.
7503 * doc/tm.texi: Document it.
7505 2001-08-06 Stan Shebs <shebs@apple.com>
7507 * doc/install.texi: Document powerpc-*-darwin* details.
7509 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
7511 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
7512 (ASM_CPU_SPEC): Move back to rs6000.h
7513 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
7515 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
7517 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
7520 * config/rs6000/linux64.h: Ditto.
7522 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
7523 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
7526 Remove accidently readded definitions of FUNCTION_PROLOGUE,
7527 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
7529 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
7532 2001-08-05 Richard Henderson <rth@redhat.com>
7534 * local-alloc.c (update_equiv_regs): Do not move insns that
7537 2001-08-05 Jan Hubicka <jh@suse.cz>
7539 * Makefile.in (reload1.o): Add dedendancy on except.h
7540 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
7542 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
7543 indicating wehther edges has been cleaned up.
7544 * reload1.c: Inlucde except.h
7545 (fixup_abnormal_edges): Accept deleted insns.
7546 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
7549 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
7551 * cpplib.c (do_line): Correct line number after pop_buffer.
7553 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
7555 PR preprocessor/3824
7556 * line-map.c: Update comments.
7557 * line-map.h: Update comments.
7558 * tradcif.y: Don't consider large numbers unsigned.
7560 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
7562 PR preprocessor/3081
7563 * c-lex.c (map): New.
7564 (cb_file_change): Update map and use it.
7565 (cb_def_pragma, cb_define, cb_undef): Use map and line.
7566 (c_lex): Update to use map.
7567 * cpperror.c (print_location): Move to using logical line numbers.
7568 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
7569 (cpp_make_system_header): Similarly.
7570 (_cpp_execute_include): Stop line numbering hacks. Store the
7571 line we will return to.
7572 * cpphash.h (CPP_BUF_LINE): Remove.
7573 (struct cpp_buffer): Remove lineno and pseudo_newlines.
7574 Add map and return_to_line.
7575 (_cpp_do_file_change): Update.
7576 * cppinit.c (cpp_start_read): Update line kludge.
7577 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
7578 (trigraph_ok): Use logical line numbers for diagnostics.
7579 (skip_block_comment): Likewise.
7580 (skip_whitespace): Likewise.
7581 (skip_line_comment): Use pfile->line instead.
7582 (_cpp_lex_token): Update to use logical line numbering exclusively.
7583 Handle BOL locally. Accept new lines in directives, but keep
7584 pfile->line decremented. Diagnostics use logical lines. Update
7586 * cpplib.c (SEEN_EOL): New.
7587 (skip_rest_of_line, check_eol): Use it.
7588 (end_directive): Increase line number when accepting the newline
7589 at the end of a directive.
7590 (run_directive): Simplify.
7591 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
7592 (_cpp_do_file_change): Update to take buffer line number as an
7593 argument, and store the current map in the cpp_reader. Remove
7594 line number kludges.
7595 (_cpp_do__Pragma): Restore output position after a _Pragma.
7596 (cpp_push_buffer): Don't set output line or lineno.
7597 (_cpp_pop_buffer): Transfer more info from a faked buffer.
7598 Remove line kludge. Set output_line.
7599 * cppmacro.c (builtin_macro): Update handling of __LINE__.
7600 (parse_arg): Use logical lines.
7601 (save_lookahead_token): Save EOFs too now.
7602 * cppmain.c (struct printer): Fix comments.
7603 (printer_init): Simplify, let caller do errors.
7604 (scan_translation_unit, check_multiline_token, dump_macro): Update.
7605 (maybe_print_line): Simplify.
7606 (print_line): Don't print a linemarker if -P.
7607 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
7608 (cb_file_change): Simplify.
7609 * line-map.h (LAST_SOURCE_LINE): Fix.
7610 (CURRENT_LINE_MAP): New.
7612 2001-08-05 Bernd Schmidt <bernds@redhat.com>
7614 * doloop.c (doloop_modify_runtime): Properly compute number of
7615 iterations if loop was unrolled.
7617 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
7618 if their CSELIB_VAL_PTRs are.
7620 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
7621 (setup_spill_pointers): Initialize it.
7622 (spill_restore_mem): Set it.
7623 (do_spill, do_restore): Use it to add REG_INC note.
7624 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
7626 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
7627 asms if other insns are available.
7629 * config/ia64/ia64.c (condop_operator): New predicate.
7630 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
7631 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
7634 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
7635 temporary register than directly using a MEM.
7637 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
7639 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
7640 parameter in last change.
7642 2001-08-04 Zack Weinberg <zackw@panix.com>
7644 * sparc.md: Don't use #if inside C test expression.
7646 2001-08-04 Richard Henderson <rth@redhat.com>
7648 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
7650 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
7652 * cpphash.h (struct cpp_reader): New member directive_line.
7653 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
7654 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
7655 do_pragma): Pass line to callbacks.
7656 (start_directive): Record line of directive.
7657 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
7658 cb_include): Similarly.
7659 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
7662 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
7664 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
7667 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
7669 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
7671 * reload1.c (fixup_abnormal_edges): New static function.
7674 * flow.c (need_fake_edge_p): New function.
7675 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
7676 avoid call insn to be very last insn in the insn stream.
7678 * profile.c (branch_prob): Call flow_call_edges_add instead of
7679 doing that by hand; cleanup cfg to re-merge basic blocks once
7682 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7684 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
7685 are also on line-map.h.
7686 * cppfiles.c (stack_include_file): Update.
7687 * cpphash.h (struct cpp_buffer): New member return_at_eof.
7688 (_cpp_pop_buffer): New.
7689 * cppinit.c (cpp_destroy, cpp_finish): Update.
7690 (do_includes): Mark each buffer to return at EOF.
7691 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
7692 return as requested.
7693 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
7694 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
7695 * cpplib.h (cpp_pop_buffer): Remove.
7696 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
7697 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
7699 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
7701 (do_preprocessing): Update.
7702 * fix-header.c (read_scan_file): Update. No need to pop buffers.
7703 * c-parse.in (_yylex): Similarly.
7704 * scan-decls.c (scan_decls): Similarly.
7705 * line-map.h: Update comments.
7707 * objc/Make-lang.in (objc-act.o): Update dependencies.
7709 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7711 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
7712 and soft register for operand 0.
7713 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
7715 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7717 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
7718 register for operand 0.
7719 ("bitcmpqi_z_used"): Allow memory for operand 0.
7720 (split "bitcmpqi"): New split to handle address reg as operand 1.
7722 2001-08-04 Andreas Jaeger <aj@suse.de>
7724 * gcse.c: Revert Daniel's last patch.
7726 2001-08-03 Zack Weinberg <zackw@stanford.edu>
7728 * sparc-protos.h: Add prototypes for fp_zero_operand and
7730 * sh-protos.h: Add prototype for fpul_operand.
7732 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
7734 * doc/extend.texi (Other Builtins): Fix typo in last change.
7736 2001-08-03 Richard Henderson <rth@redhat.com>
7738 * target.h (gcc_target): Add asm_out.named_section,
7739 section_type_flags, have_named_sections.
7740 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
7741 (TARGET_HAVE_NAMED_SECTIONS): New.
7742 (TARGET_SECTION_TYPE_FLAGS): New.
7744 * Makefile.in (toplev.o): Depend on TARGET_H.
7745 (varasm.o, dbxout.o): Likewise.
7746 * c-common.c (decl_attributes): Check targetm.have_named_sections
7747 instead of ifdef ASM_OUTPUT_SECTION_NAME.
7748 * dbxout.c (dbxout_function_decl): Likewise.
7749 (dbxout_function_end): Likewise.
7750 * toplev.c (compile_file): Likewise.
7751 * varasm.c (exception_section): Likewise.
7752 * cp/decl2.c (finish_objects): Likewise.
7754 * defaults.h (EH_FRAME_SECTION): Remove.
7755 (EH_FRAME_SECTION_ASM_OP): Remove.
7756 (EH_FRAME_SECTION_NAME): New.
7757 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
7758 (UNIQUE_SECTION_P): Remove.
7759 * dwarf2out.c (SECTION_FORMAT): Remove.
7760 (ASM_OUTPUT_SECTION): Remove.
7761 (output_call_frame_info): Use named_section_flags.
7762 (output_comp_unit, dwarf2out_start_source_file): Likewise.
7763 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
7764 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
7765 * varasm.c (in_eh_frame, eh_frame_section): Remove.
7766 (named_section_flags): New.
7767 (named_section): Use it and targetm.section_type_flags.
7768 (resolve_unique_section): New.
7769 (assemble_start_function): Use it.
7770 (asm_emit_uninitialised, assemble_variable): Likewise.
7771 (default_section_type_flags): New.
7772 (default_no_named_section, default_elf_asm_named_section): New.
7773 (default_coff_asm_named_section, default_pe_asm_named_section): New.
7774 * output.h: Update varasm.c decls.
7775 (SECTION_*): New flags.
7777 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
7778 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
7780 * config/elfos.h (UNIQUE_SECTION_P): Remove.
7781 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
7782 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
7783 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
7784 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
7785 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
7786 * config/mips/elf.h, config/mips/elf64.h: Likewise.
7787 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
7788 * config/pa/pa64-hpux.h,
7790 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
7791 (TARGET_ASM_NAMED_SECTION): New.
7792 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
7793 * config/alpha/vms.h, config/arm/coff.h: Likewise.
7794 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
7795 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
7796 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
7797 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
7798 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
7799 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
7800 * config/i386/sco5.h, config/i386/win32.h: Likewise.
7801 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
7802 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
7803 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
7804 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
7805 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
7806 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
7807 * config/sparc/sysv4.h: Likewise.
7809 * config/nextstep.h: Error until named sections implemented.
7811 * config/a29k/a29k.c (a29k_asm_named_section): New.
7812 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
7813 (vms_section_type_flags, vms_asm_named_section): New.
7814 * config/arm/arm.c (arm_elf_asm_named_section): New.
7815 * config/avr/avr.c (asm_output_section_name): Remove.
7816 * config/avr/avr-protos.h: Update.
7817 * config/c4x/c4x.c (c4x_asm_named_section): New.
7818 * config/h8300/h8300.c (h8300_asm_named_section): New.
7819 * config/i386/i386.c (sco_asm_named_section): New.
7820 * config/i386/winnt.c (SECTION_PE_SHARED): New.
7821 (i386_pe_section_type_flags): New.
7822 (i386_pe_asm_named_section): New.
7823 * config/i386/i386-protos.h: Update.
7824 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
7825 * config/mcore/mcore.c (mcore_asm_named_section): New.
7826 * config/mips/mips.c (iris6_asm_named_section): New.
7827 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
7828 instead of UNIQUE_SECTION_P.
7829 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
7830 (xcoff_asm_named_section): New.
7831 * config/sh/sh.c (sh_asm_named_section): New.
7832 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
7834 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
7835 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
7836 (EH_FRAME_SECTION_NAME): New.
7837 (EXCEPTION_SECTION): New.
7838 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
7839 (DEBUG_*_SECTION): Remove.
7840 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
7841 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
7842 (EH_FRAME_SECTION_ASM_OP): Remove.
7844 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
7845 (ASM_OUTPUT_SECTION_NAME): Remove.
7846 (TARGET_ASM_NAMED_SECTION): New.
7847 (TARGET_HAVE_NAMED_SECTIONS): New.
7848 (TARGET_SECTION_TYPE_FLAGS): New.
7849 (EH_FRAME_SECTION_ASM_OP): Remove.
7850 (EH_FRAME_SECTION_NAME): New.
7852 2001-08-03 Zack Weinberg <zackw@stanford.edu>
7854 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
7855 for complex expressions when cfun == 0.
7856 * doc/extend.texi: Document that __builtin_constant_p can be
7857 used in data initializers as well as functions.
7859 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
7861 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
7862 variable I locally, instead of expecting a declaration in the
7865 2001-08-03 Richard Henderson <rth@redhat.com>
7867 * except.c (collect_one_action_chain): Add an explicit cleanup
7868 action if regions surrounding a catch were encoded entirely
7869 within the call-site entry.
7871 2001-08-03 Richard Henderson <rth@redhat.com>
7873 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
7874 don't take REGNO of a non-register.
7876 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7878 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
7879 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
7880 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
7881 (__gthread_mutex_init_function): New function for mutex initialization.
7883 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
7885 * Makefile.in: Revert screwed up commit.
7887 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7889 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
7890 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
7891 merged by linker script to get a final _exit().
7892 (__do_global_dtors): New for destructor handling in specific exit
7894 (__do_global_ctors): New for constructors in specific install section.
7895 (__map_data_section): Map data sections before running constructors.
7896 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
7897 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
7898 (DTORS_SECTION_ASM_OP): Likewise.
7899 (CTORS_SECTION_FUNCTION): Define to force a reference to
7901 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
7903 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
7905 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
7907 * Makefile.in: Add df.h to gcse.c dependencies.
7909 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7911 * varasm.c (output_constant_def_contents): Use for the length of a
7912 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
7913 depending on which is larger.
7915 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
7917 * gcse.c: Include df.h for use as a dataflow analyzer.
7919 Declaration of reg_set_info: gone.
7920 New df_analyzer variable used by store motion.
7921 (reg_set_info): Deleted.
7922 (mark_mem_regs): New function, analyze regs used by a mem.
7923 (store_ops_ok): Use dataflow analyzer results to determine if
7924 necessary regs are changed in the block.
7925 (find_moveable_store): Remove check for symbol ref, we can handle
7926 much more complex expressions now.
7927 (compute_store_table): Remove most of the code, it's unnecessary
7928 now that the dataflow analyzer records the info for us.
7929 (store_killed_after): Add parameter to say whether to do the
7930 store_ops_okay test, used to speed up testing when we already know
7931 the answer, and just want to know if the store itself was killed.
7932 (build_store_vector): Largely rewritten to calculate the various
7933 vectors properly, and somewhat optimized.
7934 (store_motion): Init the df_analyzer, get REG_DEF chains.
7935 Also handle trapping expressions (since mems almost always trap)
7936 (simple_mem): Redefine what a simple mem is.
7938 2001-08-03 DJ Delorie <dj@redhat.com>
7940 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
7941 set from a constant part of the condition.
7943 2001-08-01 Andrew Cagney <ac131313@redhat.com>
7945 * mkdeps.c (deps_add_default_target): Make local variable
7946 ``start'' a const char pointer.
7947 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
7949 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7951 * doc/install.texi (Configuration): Fix markup.
7952 (Specific, i?86-*-udk): Likewise.
7953 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
7955 Document --enable-threads and --enable-libgcj status.
7956 (Specific, mips-sgi-irix*): Canonicalize triples.
7957 (Specific, mips-sgi-irix5): Warn about problems with this config.
7958 Mention required GNU as patch.
7959 Native assembler problems are fixed.
7960 (Specific, mips-sgi-irix6): Update O32 ABI support status.
7961 Document --enable-threads and --enable-libgcj status.
7963 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
7965 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
7968 2001-08-03 Richard Henderson <rth@redhat.com>
7970 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
7973 2001-08-03 Richard Henderson <rth@redhat.com>
7975 * rtlanal.c (find_first_parameter_load): Stop if we
7976 reach a CODE_LABEL at BOUNDARY.
7978 2001-08-03 Richard Henderson <rth@redhat.com>
7980 * config/alpha/alpha.md (force_movdi): New insn.
7981 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
7982 Tweek FRP marking of VMS prologue insns.
7983 * config/alpha/vms.h (EPILOGUE_USES): New.
7985 2001-08-02 Richard Henderson <rth@redhat.com>
7987 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
7989 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
7991 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
7992 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
7993 config/convex/convex.h, config/d30v/d30v.c,
7994 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
7995 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
7996 config/mips/mips.h, config/mn10200/mn10200.h,
7997 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
7998 config/v850/v850.h, config/vax/openbsd.h,
7999 config/vax/openbsd1.h, config/vax/ultrix.h,
8000 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
8001 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
8002 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
8003 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
8004 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
8005 in comments and documentation.
8007 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8011 * Makefile.in (line-map.o): New.
8012 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
8013 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
8014 * cpperror.c (print_containing_files): Similarly.
8015 (print_location): Update. Don't output a space before _Pragma.
8016 * cppfiles.c (stack_include_file): Set to line 1 immediately.
8017 (stack_include_filee, cpp_make_system_header): Update.
8018 (_cpp_execute_include): Get logical line number right for calling
8019 as-yet-unterminated #include.
8020 * cpphash.h (struct cpp_reader): Add line_maps.
8021 (_cpp_do_file_change): Update.
8022 * cppinit.c (cpp_create_reader): Initialize line maps.
8023 (cpp_destroy): Destroy line maps.
8024 (cpp_start_read): Get logical line number right.
8025 * cpplex.c (parse_string): Only warn once for multi-line strings.
8026 Use boolean variable for null warning.
8027 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
8029 (do_include_common): End the directive early.
8030 (do_line): Don't warn about out-of-range lines in preprocessed
8031 source. Update. Remove unused variables.
8032 (_cpp_do_file_change): Update for new line mapping.
8033 (pragma_cb): New typedef.
8034 (cpp_register_pragma): Stop looking ahead before calling the
8036 (do_pragma_system_header): End directive early.
8037 (cpp_get_line_maps): New.
8038 (cpp_pop_buffer): Fudge logical line. Update.
8039 * cpplib.h: Include line-map.h
8040 (enum cpp_fc_reason): Remove.
8041 (struct cpp_file_change): Update.
8042 (cpp_get_line_maps): New.
8043 * cppmain.c (struct_printer): New member map.
8044 (cb_file_change): Update for new mappings.
8045 * fix-header.c (cb_file_change): Similarly.
8047 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8049 * Makefile.in (libgcc.mk): Define mkinstalldirs.
8050 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
8052 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
8054 * config/vax/vax.c: include expr.h.
8056 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8058 * Makefile.in ($(srcdir)/configure): Only rebuild in
8060 ($(srcdir)/config.in): Only define in maintainer mode.
8061 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
8063 2001-08-02 David Edelsohn <edelsohn@gnu.org>
8065 * doc/install.texi (Install GCC: Binaries): Update Bull info.
8067 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8069 * gcc.c (set_collect_gcc_options): New function, split out from
8071 Ignore elided switches.
8072 (do_spec_1): Invoke before executing command.
8073 (set_input): Export.
8074 Move declaration ...
8075 * gcc.h (set_input): ... here.
8076 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
8079 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
8082 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
8084 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
8086 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
8088 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
8089 for the unnamed instructions it expands to.
8091 2001-08-02 Richard Henderson <rth@redhat.com>
8093 * regclass.c (call_really_used_regs): Conditionally define.
8094 (init_reg_sets_1): Don't use it if not defined.
8095 (fix_register): Similarly, don't set it.
8097 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8099 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
8100 Correct comment that had been missed in the previous change.
8102 2001-08-01 Stan Shebs <shebs@apple.com>
8104 * config/darwin.c (machopic_stub_name): Try matching by name.
8105 (update_stubs): New function.
8106 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
8109 2001-08-01 Richard Henderson <rth@redhat.com>
8111 * except.c (output_function_exception_table): Use assemble_align.
8112 * varasm.c (assemble_eh_label): Remove.
8113 (assemble_eh_align, assemble_eh_integer): Remove.
8115 2001-08-01 Robert Lipe <robertl@caldera.com>
8117 * dwarfout.c: Remove reference to README.DWARF.
8119 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
8121 * regclass.c (call_really_used_regs): New array for registers which
8122 are actually used by a call.
8123 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
8125 (fix_register): Set call_really_used too.
8126 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
8127 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
8129 2001-08-01 Richard Henderson <rth@redhat.com>
8131 * read-rtl.c (read_name): Consider \r whitespace.
8133 2001-07-11 Andrew Cagney <ac131313@redhat.com>
8135 * config.gcc: Recognize powerpc-*-netbsd*.
8137 * doc/install.texi (Host/target specific installation notes for
8138 GCC): Mention powerpc-*-netbsd*.
8140 * config/rs6000/netbsd.h: New file.
8141 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
8142 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
8143 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
8144 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
8145 (TARGET_VERSION): Redefine.
8147 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
8148 mcall-netbsd as a match for mcall-sysv.
8149 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
8150 (ncrti.S, ncrtn.S): New targets.
8151 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
8153 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
8154 "netbsd' as a V4 ABI.
8155 (ASM_SPEC): Check for -mcall-netbsd.
8156 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
8157 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
8158 (LIB_SPEC, ENDFILE_SPEC): Ditto.
8159 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
8160 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
8161 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
8162 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
8164 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
8165 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
8167 2001-08-01 Mark Kettenis <kettenis@gnu.org>
8169 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
8170 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
8171 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
8172 including "unwind-pe.h".
8174 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
8176 * rs6000.md (define_splits): Kill unused constraints.
8178 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
8179 Jan Hubicka <jh@suse.cz>
8181 * function.c (thread_prologue_and_epilogue_insns): Kill code
8182 dealing with non-existent CFG.
8184 2001-08-01 Kazu Hirata <kazu@hxi.com>
8186 * alias.c: Fix comment formatting.
8187 * bitmap.c: Likewise.
8188 * builtins.c: Likewise.
8189 * calls.c: Likewise.
8190 * c-common.c: Likewise.
8191 * c-decl.c: Likewise.
8192 * c-dump.c: Likewise.
8193 * c-lex.c: Likewise.
8194 * collect2.c: Likewise.
8195 * combine.c: Likewise.
8196 * conflict.c: Likewise.
8197 * cppfiles.c: Likewise.
8198 * cppinit.c: Likewise.
8199 * cpplex.c: Likewise.
8200 * cpplib.c: Likewise.
8201 * cppmacro.c: Likewise.
8202 * cppspec.c: Likewise.
8203 * c-pragma.c: Likewise.
8204 * crtstuff.c: Likewise.
8206 * cselib.c: Likewise.
8207 * c-semantics.c: Likewise.
8208 * c-typeck.c: Likewise.
8210 2001-08-01 H.J. Lu <hjl@gnu.org>
8212 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
8214 2001-08-01 H.J. Lu <hjl@gnu.org>
8216 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
8218 2001-08-01 Ziemowit Laski <zlaski@apple.com>
8220 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
8221 contextualizing Objective-C class name lookup by the lexer.
8222 (typespec_reserved_nonattr): Disable ObjC class name lookup after
8224 (protocoldef): Add support for forward @protocol declarations.
8225 (yylexname): Suppress ObjC class name lookup in certain contexts;
8226 re-enable after lookup is complete.
8227 (_yylex): Re-enable ObjC class name lookup when certain
8228 punctuation marks are seen.
8230 * objc/objc-act.c (check_protocol_recursively): New function used
8231 for finding circular dependencies in protocols.
8232 (objc_declare_protocols): New function for handling forward
8233 @protocol declarations.
8234 (receiver_is_class_object): Detect the case when 'self' is used
8235 inside of a class method.
8236 (build_message_expr): Issue a warning if class method is desired
8237 but instance method is found instead.
8238 (conforms_to_protocol): Streamline.
8239 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
8240 protocol Foo, even if 'Bar foo' does not.
8241 (check_protocols): Streamline.
8242 (start_protocol): Add checks for circular and duplicate protocol
8244 (encode_aggregate_within): For typedefs of structs, encode the
8246 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
8247 (objc_declare_protocols): New prototype.
8249 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8251 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
8252 * cpplex.c (handle_newline): Update prototype. Maintain logical
8254 (skip_escaped_newlines, skip_block_comment, parse_string):
8256 (_cpp_lex_token): Update, and store token position within the token.
8257 * cpplib.h (struct cpp_token): Add line and column entries.
8258 * cppmacro.c (replace_args): Position stringified tokens correctly.
8260 2001-08-01 Andreas Jaeger <aj@suse.de>
8262 * basic-block.h: Add prototype for last_loop_beg_note.
8264 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
8266 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
8267 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
8269 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
8270 while handling WITH_CLEANUP_EXPR node. Use second operand calling
8271 expand_decl_cleanup.
8272 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
8274 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
8275 operand while calling simple_cst_equal.
8276 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
8277 operand is the cleanup expression, the third is the RTL_EXPR.
8278 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
8280 2001-07-31 Jeff Sturm <jsturm@one-point.com>
8282 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
8284 2001-07-31 matthew green <mrg@eterna.com.au>
8286 * config.gcc (i386-*-netbsdelf): New description.
8287 * config/i386/netbsd-elf.h: New file.
8289 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
8291 * loop.c (check_dbra_loop): Use single_set to compute
8294 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
8296 PowerPC reorg and support for powerpc64-*-linux*.
8298 Also fixes emitting of constants on 32 bit and 64 bit
8301 * config.gcc: powerpc64-*-linux* is a new target.
8302 Things that needed aix.h now also include xcoff.h
8304 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
8306 Move AIX specific stuff into aix.h.
8307 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
8308 with more than just XCOFF now.
8309 (SET_ASM_OP): Remove, now defined where needed.
8310 (FUNCTION_PROLOGUE): New macro definition.
8311 (FUNCTION_EPILOGUE): New macro definition.
8312 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
8314 * config/rs6000/xcoff.h: New file.
8316 * config/rs6000/linux64.h: New file.
8318 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
8320 2001-07-31 Alan Modra <amodra@bigpond.net.au>
8322 * rs6000.c (print_operand_address): Handle ELF syntax.
8323 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
8324 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
8325 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
8327 2001-07-31 David Edelsohn <edelsohn@gnu.org>
8329 * rs6000.c (rs6000_override_options): Only disable
8330 flag_function_sections for XCOFF.
8331 (exact_log2_cint_operand): New predicate.
8332 (reg_or_{add,sub}_cint64_operand): New predicates.
8333 (add_operand): Compare CONST_INT with fewer function calls.
8334 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
8335 (print_operand, case 'p'): Ensure positive operand.
8336 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
8337 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
8338 (PREDICATE_CODES): Add new predicates.
8339 * rs6000.md (addsi3): Split 32-bit constants more correctly.
8340 (divsi3, modsi3): Ensure positive power-of-2.
8341 (adddi3): Use new predicate. Split 32-bit constants more
8342 correctly. Re-arrange splitter to handle any constant.
8343 (subdi3): Use new predicate.
8344 (divdi3, moddi3): Ensure positive power-of-2.
8345 (movdi): Use rs6000_emit_set_const.
8346 (load_toc_v4_pic_di): Delete.
8348 2001-07-31 Graham Stott <grahams@redhat.com>
8350 * function.c (pad_below): Revert 2001-07-26 patch.
8352 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
8354 * reg-stack (convert_regs_1): Fix best edge condition.
8356 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
8358 * jump.c (duplicate_loop_exit_test): Better test for jumps
8359 entering the loop; create loop pre_header.
8361 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
8363 * doc/install.texi: Add s390 and s390x as new targets.
8364 * doc/invoke.texi: Add documantation of S/390 and zSeries
8366 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
8368 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
8370 * config/m68k/m68k.md: Replace all general_operand with
8371 nonimmediate_operand for all destinations.
8372 * config/m68k/m68k.c (not_sp_operand): Likewise.
8374 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
8376 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
8378 2001-07-30 Richard Henderson <rth@redhat.com>
8380 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
8381 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
8383 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
8385 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
8386 Add missing doc strings
8387 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
8388 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
8390 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
8392 * i386.c (ix86_output_main_function_alignment_hack): New function.
8393 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
8395 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
8396 edges by EDGE_DFS_BACK flag.
8397 (dump_edge_info): Add dfs_back flag.
8398 * basic-block.h (EDGE_DFS_BACK): New constant.
8399 (mark_dfs_back_edges): Declare.
8400 * alias.c (loop_p): Remove.
8401 (mark_constant_function): Use mark_dfs_back_edges.
8403 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
8404 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
8405 (compensate_edge): Break out from ...
8406 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
8407 (convert_regs_2): Set block_done once block is really done;
8408 Do updating of the predecesors counts.
8410 * toplev.c (rest_of_compilation): Recompute block_for_insn
8411 before post-reload cfg_cleanup.
8412 * function.c (thread_prologue_epilogue_insns):
8413 Call set_block_for_new_insns when emitting prologue directly.
8415 2001-07-30 Andreas Jaeger <aj@suse.de>
8417 * jump.c: Add prototype for mark_modified_reg.
8419 * cse.c (set_live_p): Add unused attribute.
8421 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
8423 (scan_for_source_files): Use long for count to avoid overflow.
8424 (output_data): Likewise.
8425 (output_data): Don't use string concatatenation to silence gcc
8428 * predict.c: Fix typos and grammar.
8430 * gcse.c (insert_insn_end_bb): Remove unused variables.
8432 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
8434 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
8435 (attempt_auto_inc): LIkewise.
8436 (mark_used_reg): Likewise.
8437 (try_pre_increment_1): Likewise.
8438 * regclass.c (regclass): Likewise.
8439 * global.c (allocno_compare): Update comment; change scaling factor.
8440 * local-alloc.c (QTY_CMP_PRI): Likewise.
8441 * regs.h (REG_FREQ_FROM_BB): New.
8442 (REG_FREQ_MAX): Likewise.
8444 2001-07-30 H.J. Lu <hjl@gnu.org>
8446 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
8449 2001-07-30 H.J. Lu (hjl@gnu.org)
8451 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
8452 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
8453 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
8455 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
8457 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
8458 as -mthumb-interwork when -mcpu=arm7 is specified.
8460 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8462 * predict.def (noreturn, loop branch, loop exit): Mark as first
8465 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
8467 * combine.c (try_combine): Avoid barrier after noop jumps.
8469 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8471 * cpphash.h (struct cpp_reader): Remove import_warning.
8472 * cpplib.c (skip_rest_of_line): Don't bother turning off
8474 (parse_include): Move include handling to...
8475 (do_include_common): ... here. Move import warning from...
8476 (do_import): ... here.
8477 (do_pragma_poison): Don't do a callback for poison identifiers.
8478 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
8479 * cppmain.c (setup_callbacks): Similarly.
8481 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
8483 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
8484 handle multiple sets.
8485 * except.c (sjlj_mark_call_sites): .... here.
8486 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
8488 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
8490 Suggested by Richard Henderson and Richard Kenner:
8491 * combine.c (recog_for_combine): Use the fake recog
8492 only if instruction does not match.
8493 * rtl.h (NOOP_MOVE_INSN_CODE): New.
8494 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
8496 * combine.c (try_combine): Discover noop jump as direct jump.
8498 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
8500 * df.c (df_rd_global_compute): Add successors to worklist, not
8502 (df_ru_global_compute): Ditto.
8504 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
8506 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
8507 increment REG_N_SETS.
8509 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
8511 * sbitmap.h: New prototype for sbitmap_a_xor_b.
8513 * sbitmap.c (sbitmap_a_xor_b): New function.
8514 ifdef the basic block stuff on IN_GCC.
8516 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8518 * cppexp.c (parse_defined): Always record the macro name.
8519 (lex): Don't worry about identifiers, or special-case
8521 (_cpp_parse_expr): Figure out at the end of the routine
8522 whether we saw a valid !defined() expression.
8523 * cppfiles.c (stack_include_file): Update for mi_valid.
8524 (_cpp_pop_file_buffer): Similarly.
8525 * cpplex.c (_cpp_lex_token): Similarly.
8526 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
8527 mi_if_not_defined, mi_lexed): Remove.
8529 * cpplib.c (do_if): Simplify.
8530 (do_endif, push_conditional, _cpp_handle_directive): Update
8531 for renaming of mi_state to mi_valid.
8533 * cpp.texi: Add index entries for digraphs, and add comment
8534 that C++ refers to them as alternative tokens.
8536 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
8538 * basic-block.h (CLEANUP_PRE_LOOP): New.
8539 * except.c (finish_eh_generation): Update call of cleanup_cfg.
8540 * sibcall.c (optimize_sibling_calls): Likewise.
8541 * toplev.c (rest_of_compilation): Likewise.
8542 * flow.c (try_forward_edges): Take argument MODE;
8543 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
8544 (try_optimize_cfg): Update call of try_forward_edges.
8546 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
8547 Jan Hubicka <jh@suse.cz>
8549 * (validate_replace_rtx_1): Fix simplification of MINUS.
8551 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
8553 PR preprocessor/3669
8554 * cppinit.c (init_dependency_output): Turn off dump requests
8555 if sending dependencies to stdout.
8557 2001-07-28 Richard Henderson <rth@redhat.com>
8559 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
8562 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
8564 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
8566 2001-07-28 Kazu Hirata <kazu@hxi.com>
8568 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
8569 is VAR_DECL first to prevent an ICE.
8571 2001-07-28 Richard Henderson <rth@redhat.com>
8573 * varasm.c (immed_real_const_1): Don't elide special cases for
8575 (clear_const_double_mem): Clear const_tiny_rtx too.
8577 2001-07-28 Richard Henderson <rth@redhat.com>
8579 * dwarf2out.c (dw_val_class_offset): New.
8580 (struct dw_ranges_struct, dw_ranges_ref): New.
8581 (ranges_table, ranges_table_allocated): New.
8582 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
8583 (add_AT_offset, add_ranges, output_ranges): New.
8584 (print_die, output_die): Handle dw_val_class_offset.
8585 (attr_checksum, size_of_die, value_format): Likewise.
8586 (gen_lexical_block_die): Handle non-contiguous blocks.
8587 (gen_block_die): Likewise.
8588 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
8589 if needed. Dump the ranges table.
8590 * final.c (final_start_function): Remove unnecessary notes and
8591 rebuild the block tree before numbering the blocks.
8592 * function.c (reorder_blocks_0): Walk the existing block tree
8593 to unmark all blocks.
8594 (reorder_blocks_1): Create block fragments when duplicate block
8596 (reorder_fix_fragments): New.
8597 (reorder_blocks): Call it.
8598 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
8600 2001-07-28 Richard Henderson <rth@redhat.com>
8602 * emit-rtl.c (adjust_address): Make a copy of the memory address.
8604 2001-07-28 Richard Henderson <rth@redhat.com>
8606 * flow.c (add_to_mem_set_list): New function.
8607 (init_propagate_block_info): Use it.
8608 (mark_set_1): Likewise.
8609 (insn_dead_p): Canonicalize memory address for dead store
8610 comparison. Allow wider mode stores to kill narrower mode stores.
8611 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
8612 (invalidate_mems_from_set): Don't handle MEMs.
8614 2001-07-28 Kazu Hirata <kazu@hxi.com>
8616 * config/h8300/h8300.h: Fix formatting.
8618 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
8620 * basic-block.h (EDGE_FREQUENCY): New macro.
8621 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
8623 * flow.c (find_sub_basic_blocks): Likewise.
8624 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
8625 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
8627 * predict.c (DEF_PREDICTOR): New argument FLAGS.
8628 (HITRATE): New macro.
8629 (PRED_FLAG_FIRST_MATCH): New constant.
8630 (predictor_info): New field flgags.
8631 (combine_predictions_for_insn): Use DS theory to combine
8632 probabilities; set the edge probabilities when finished.
8633 (estimate_probability): Avoid duplicated matches
8634 of LOOP_BRANCH heuristics for nested loops; update comment.
8635 * predict.def: Add flags for each prediction, set probabilities
8636 according to B&L paper.
8637 * predict.h (DEF_PREDICTOR): New argument FLAGS.
8639 * profile.c (compute_branch_probabilities): Cleanup way the edge
8640 probabilities are computed and REG_BR_PROB notes are dropped; if
8641 values does not match, emit error.
8642 (init_branch_prob): Do error instead of warning when profile driven
8643 feedback is missing or corrupt.
8645 2001-07-27 DJ Delorie <dj@redhat.com>
8647 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
8648 against a constant, try to adjust the compare to have the desired
8649 constant in it so that min/max optimizations happen more often.
8651 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8653 * flow.c (last_loop_beg_note): New function.
8654 (redirect_edge_and_branch): Use it.
8655 (split_edge): Likewise.
8657 * alias.c (loop_p): Avoid uninitialized memory access.
8659 * flow.c (try_forward_edges): Avoid accessing freed memory.
8661 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
8664 2001-07-26 Andrew Haley <aph@redhat.com>
8665 Joern Rennecke <amylaar@redhat.com>
8667 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
8668 (SUBTARGET_CPP_ENDIAN_SPEC): New.
8669 (SUBTARGET_CPP_SPEC): New.
8671 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
8672 (SUBTARGET_CPP_PTR_SPEC): New.
8673 (CPP_DEFAULT_CPU_SPEC): New.
8674 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
8675 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
8676 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
8677 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
8678 (SUBTARGET_CPP_SPEC): Define as an empty string.
8680 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8682 * doc/install.texi (Configuration): Properly link the host
8683 specific instructions also when generating HTML.
8685 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
8687 * flow.c (redirect_edge_and_branch_force): Test
8688 target->global_live_at_start.
8690 2001-07-26 Richard Henderson <rth@redhat.com>
8692 * simplify-rtx.c (avoid_constant_pool_reference): Export.
8693 * rtl.h (avoid_constant_pool_reference): Declare it.
8694 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
8695 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
8697 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
8699 * rtl.h (cleanup_barriers): Declare.
8700 * jump.c (cleanup_barriers): New function.
8701 * toplev.c (rest_of_compilation): Call cleanup_barriers
8702 before loop optimizer and after bb_reorder.
8704 * flow.c (back_edge_of_syntactic_loop_p): New.
8705 (split_edge): Use it.
8707 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8709 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
8711 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
8713 * cse.c (cse_process_notes): Replace any registers if the address
8716 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
8718 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
8719 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
8720 (propagate_block): Update prototype.
8721 * flow.c (update_life_info): Simplify the CFG and
8722 recalculate the global regs which are alive when
8723 removing dead code during a global update.
8724 (propagate_block): Return non-zero if an INSN is
8727 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8729 * Makefile.in (LIBICONV): Define.
8731 2001-07-26 Catherine Moore <clm@redhat.com>
8733 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
8734 of conditional to avoid tree checking errors.
8736 2001-07-26 Kazu Hirata <kazu@hxi.com>
8738 * regmove.c (regmove_optimize): Don't replace a reg with
8739 another reg of a different mode.
8741 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
8743 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
8744 limit length of dependancy flush list.
8745 * params.h (MAX_PENDING_LIST_LENGTH): Define.
8746 * sched-int.h (struct deps): Add pending_flush_length field.
8747 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
8748 has 1 element in it.
8749 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
8750 (sched_analyze): After a jump, if the pending memory flush list is too
8751 large, flush the pending lists.
8752 (init_deps): Initialize pending_flush_length to 0.
8753 * doc/invoke.texi (max_pending_list_length): Document parameter.
8755 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
8757 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
8758 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
8759 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
8761 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8763 * cpphash.h (struct_lexer_state): Delete was_skipping.
8764 Move skipping here from struct cpp_reader.
8765 * cpplex.c (parse_identifier): Update.
8766 (_cpp_lex_token): Don't skip tokens in a directive.
8767 * cpplib.c (struct if_stack): Update.
8768 (start_directive, end_directive): Don't change skipping state.
8769 (_cpp_handle_directive): Update.
8770 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
8771 (do_else, do_endif): Update; only check for excess tokens if not
8772 in a skipped conditional block.
8773 (push_conditional): Update for new struct if_stack.
8775 2001-07-26 Graham Stott <grahams@redhat.com>
8777 * function.c (locate_and_pad_parm): Also pad initial offset
8778 so that the total argument size also includes the padding.
8780 2001-07-26 Graham Stott <grahams@redhat.com>
8782 * gensupport.c (alter_output_for_insn): Correct enable checking failure
8783 change XSTR to XTMPL.
8785 (process_one_cond_exec): Likewise
8787 2001-07-25 Richard Henderson <rth@redhat.com>
8789 * varasm.c (assemble_variable): Create DECL_RTL before setting
8792 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
8794 * predict.c (estimate_probability): Avoid duplicated predictions.
8796 * loop.c (find_and_verify_loops): Grok multiple barriers.
8798 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8800 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
8802 * dbxout.c: Consistently use putc instead of fputc.
8803 (print_wide_int): New function; call instead of direct fprintf.
8804 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
8805 (dbxout_type_fields, dbxout_type_method_1): Likewise.
8806 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
8807 (print_int_cst_octal): Likewise.
8808 (print_octal): Show we wrote characters.
8809 (dbxout_type): Set have_used_extensions in more places.
8811 2001-07-25 Catherine Moore <clm@redhat.com>
8813 * config/v850/v850.c (v850_va_arg): Use addr
8814 instead of valist to build incr.
8816 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
8818 * flow.c (delete_dead_jumptables): New function.
8819 (life_analyzis): Call it.
8820 * bb-reorder.c (skip_insns_after_block): Handle contradictory
8823 2001-07-25 Richard Henderson <rth@redhat.com>
8825 * except.c (reachable_handlers): Handle a region being removed
8826 out from under a RESX.
8828 2001-07-25 Richard Henderson <rth@redhat.com>
8830 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
8831 swap GE/GT if it is an fp comparison.
8833 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
8835 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
8838 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
8840 * ssa.c (rename_insn_1): Do not wrap an assignment to a
8841 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
8844 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
8846 (visit_expression): When attempting to simplify an expression,
8847 retrieve any modes for arguments before they are simplified
8850 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
8851 Janis Johnson <janis@us.ibm.com>
8853 * stmt.c (expand_goto): A nonlocal goto can be a call too.
8854 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
8855 pointer parameters to match documented usage of nonlocal_goto.
8856 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
8857 parameters to their correct order.
8858 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
8859 parameters to their correct order.
8861 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
8863 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
8865 2001-07-25 Jan Hubicka <jh@suse.cz>
8866 Richard Henderson <rth@redhat.com>
8868 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
8870 (make_edges): New argument update_p; populate the edge cache if set.
8871 (find_basic_blocks): Update make_edges invocation.
8873 2001-07-24 Joel Sherrill <joel@OARcorp.com>
8875 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
8877 2001-07-24 Joel Sherrill <joel@OARcorp.com>
8879 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
8880 -Acpu and -Amachine.h.
8881 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
8882 Corrected header to say ELF not a.out.
8883 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
8884 when given -msoft-float.
8886 2001-07-24 Joel Sherrill <joel@OARcorp.com>
8888 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
8889 extra multilib parts like arm-elf.
8890 (i960-*-coff*, i960-*-rtems): Should not use collect2.
8891 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
8892 crtfini.o as extra multilib parts.
8894 2001-07-24 Joel Sherrill <joel@OARcorp.com>
8896 * configure.in: Add rtems as a supported thread model.
8897 * gthr-rtems.h: Add missing entry point __gthread_active_p.
8898 * configure: Rebuilt.
8900 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
8902 * stor-layout.c (get_mode_alignment): make it work when
8903 BITS_PER_UNIT is not a power of two.
8904 * builtins.c (get_pointer_alignment): Likewise.
8906 2001-07-24 Richard Henderson <rth@redhat.com>
8908 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
8909 the retrieved constant into the expected mode.
8911 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
8913 * flow.c (try_simplify_condjump): Avoid duplicated edges.
8914 (verify_flow_info): Check for duplicated edges; clarify
8917 * flow.c (block_label): Update basic_block_for_insn.
8918 (commit_edge_insertions): Call compute_bb_for_insn.
8920 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
8923 * flow.c (redirect_edge_and_branch,
8924 try_optimize_cfg): Use redirect_edge_succ_nodup
8925 (redirect_edge_succ_nodup): New.
8926 * basic_block.h (redirect_edge_succ_nodup): Declare.
8928 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
8931 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
8933 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
8934 (try_crossjump_to_edge): Update commetns.
8935 (try_crossjump_bb): Likewise.
8937 2001-07-24 Richard Henderson <rth@redhat.com>
8939 * combine.c (distribute_notes): Move set of need_refresh
8940 for noop_move_p down to catch all cases.
8942 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
8944 * recog.c (split_all_insns_noflow): New.
8945 * rtl.h (split_all_insns_noflow): Declare.
8946 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
8947 * m68hc11.c (m68hc11_reorg): Likewise.
8948 * sh.c (machine_dependent_reorg): Likewise.
8949 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
8952 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
8954 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
8955 (ashlsi3_n splitter): Likewise.
8956 (lshrsi3_n splitter): Likewise.
8958 (GOTaddr2picreg): Make const SImode.
8959 (sym_label2reg): Likewise.
8960 (symGOT2reg): Likewise.
8961 (symGOTOFF2reg) Likewise.
8963 (casesi_worker_0): Make unspec SImode.
8965 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
8967 * config/sh/sh.c (barrier_align): Check that an operand really is
8968 an insn before extracting its INSN_CODE.
8970 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
8972 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
8975 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
8976 for SImode to prevent overflow.
8978 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8980 * config/mips/irix6-libc-compat.c: New file.
8981 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
8982 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
8985 2001-07-24 lars brinkhoff <lars@nocrew.org>
8987 * rtl.texi (REG_POINTER): Document.
8988 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
8989 QFmode, HFmode, TQFmode, QCmode, and HCmode.
8991 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
8993 * flow.c (delete_noop_moves): Do not confuse libcall regions.
8995 2001-07-23 Richard Henderson <rth@redhat.com>
8997 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
8999 2001-07-23 Kazu Hirata <kazu@hxi.com>
9001 * config/h8300/h8300-protos.h: Add a prototype for
9002 general_operand_dst_push.
9003 * config/h8300/h8300.c (general_operand_dst_push): New.
9004 * config/h8300/h8300.h (OK_FOR_T): New.
9005 (EXTRA_CONSTRAINT): Use it.
9006 * config/h8300/h8300.md (movqi_push): Remove and integrate into
9007 the existing movqi pattern.
9008 (movhi_push): Likewise.
9010 * reload.c: Fix comment typos.
9012 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
9014 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
9016 2001-07-23 H.J. Lu (hjl@gnu.org)
9018 * doc/extend.texi: Update __builtin_return_address and
9019 __builtin_frame_address.
9021 2001-07-23 Richard Henderson <rth@redhat.com>
9023 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
9025 * config/i386/i386.md: New setcc+movzbl peephole2.
9027 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9029 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
9030 * objc/objc-act.c: Include debug.h.
9031 (synth_module_prologue): Save and restore debug hooks too.
9033 2001-07-23 lars brinkhoff <lars@nocrew.org>
9035 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
9036 and C4X_FLOAT_FORMAT.
9037 (BOOL_TYPE_SIZE): Document.
9039 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
9041 * unroll.c (loop_iterations): Fix miscalculation of initial
9044 2001-07-13 Andrew Haley <aph@redhat.com>
9046 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
9047 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
9048 * config/sh/sh.c (sh_can_redirect_branch): New function.
9049 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
9050 * reorg.c (steal_delay_list_from_target): Use
9051 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
9053 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
9055 * flow.c (try_simplify_condjump): Unlink insn chain on
9056 fallthru edge; use can_fallthru.
9058 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
9060 * basic-block.h (find_sub_basic_block): Declare.
9061 * flow.c (make_edges): New arguments MIN and MAX;
9062 (find_sub_basic_blocks): Revamp to use make_edges
9063 and purge_dead_edges.
9064 (find_basic_blocks): Update call of find_sub_basic_block.
9066 * recog.c (split_all_insns): Always expect CFG to be consistent;
9067 call find_sub_basic_blocks in case something has changed.
9068 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
9071 * basic-block.h (delete_noop_moves): Declare.
9072 * combine.c (combine_instructions): Call it.
9073 (recog_for_combine): Tolerate noop moves
9074 (distribute_notes): Force refresh when register dies at noop move.
9075 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
9077 (life_analysis): Update delete_noop_moves call.
9078 (set_noop_p): Move too ...
9079 * rtlanal.c (noop_move_p): ... here.
9080 * rtl.h (noop_move_p): Declare.
9082 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
9083 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
9085 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
9086 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
9088 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
9090 * reload.c (push_reload): Fix typo in comment.
9091 (find_reloads_address): Ditto.
9092 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
9094 2001-07-22 Richard Henderson <rth@redhat.com>
9096 * flow.c: Grammar check and clarify a lot of comments.
9097 (try_simplify_condjump): Rename variables to be clearer.
9098 (try_forward_edges): Skip complex and fallthru edges.
9099 Rearrange tests to avoid duplicate checks.
9100 (flow_find_cross_jump): Likewise.
9101 (outgoing_edges_match): Allow match if neither branch has
9102 probability data. Loosen probability match to 5%.
9103 (try_crossjump_to_edge): Hoist repeated indirection into
9105 (try_crossjump_bb): Don't check complex edges. Eliminate
9106 redundant crossjump tests.
9107 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
9108 checks before more expensive checks.
9110 2001-07-22 Richard Henderson <rth@redhat.com>
9112 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
9113 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
9116 2001-07-22 Richard Henderson <rth@redhat.com>
9118 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
9119 (const_sint32_operand): Likewise.
9120 * m68k.md (anon mulsi pattern): Use const_int_operand not
9121 const_sint32_operand.
9122 (umulsi3_highpart): Zero extend a constant input.
9123 (smulsi3_highpart): Don't bother checking SImode constant.
9124 (const_umulsi3_highpart): Give op3 DImode.
9125 (const_smulsi3_highpart): Likewise.
9127 2001-07-22 Richard Henderson <rth@redhat.com>
9129 * flow.c (split_block): Make sure bb_note is included in the
9130 new block when splitting before a label.
9132 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
9134 * basic-block.h (redirect_edge_and_branch_force,
9135 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
9136 * flow.c (redirect_edge_and_branch_force,
9137 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
9138 (redirect_edge_and_branch_force): Fix copying of lifeness information.
9139 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
9140 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
9141 instead of label; update CFG after transformation.
9142 (find_if_case_1): Update call, use redirect_edge_and_branch_force
9143 for finishing the transformation; handle even case where ELSE
9144 does not follow THEN.
9145 (find_if_case_2): Update call of dead_or_predictable; simplify
9148 * emit-rtl.c (split_branch_probability): New global variable.
9149 (try_split): Take care to set split_branch_probability and
9150 create REG_BR_PROB note for new jump insns.
9151 * md.texi (define_split): Document new feature.
9153 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
9155 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
9157 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
9158 (asm_out_file): Remove redundant declaration.
9159 (assemble_asm): Remove old #if 0 block.
9160 (assemble_variable): Remove end of function; debug output is
9161 now handled with global_decl. Remove old #if 0 block. Update.
9162 Remove saved_in_section and associated no-op code.
9163 * Makefile.in (varasm.o): Correct dependencies.
9165 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
9167 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9168 the definition in defaults.h.
9170 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
9172 * jump.c: Update comments.
9173 (delete_barrier_successors, delete_unreferenced_labels,
9174 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
9175 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
9176 jump_optimize, jump_optimize_minimal): Kill.
9177 (rebuild_jump_labels): Move code from jump_optimize_1.
9178 (purge_line_number_notes): Likewise.
9179 (copy_loop_headers): Likewise.
9180 * reg-stack.c: Update comment.
9182 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
9183 JUMP_AFTER_REGSCAN): Kill.
9184 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
9185 purge_line_number_notes and copy_loop_headers.
9187 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
9188 Richard Henderson <rth@redhat.com>
9190 * dbxout.c (dbxout_global_decl): New.
9191 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
9192 * sdbout.c (sdbout_finish): New.
9193 (sdbout_debug_hooks): Use it, add comments.
9194 (sdbout_global_decl): Defer initialised public vars to
9196 * varasm.c (assemble_variable): Don't output debug information
9197 for file-scope variables.
9199 2001-07-22 Richard Henderson <rth@redhat.com>
9201 * config/alpha/alpha.c (get_trap_mode_suffix): New.
9202 (get_round_mode_suffix): New.
9203 (print_operand): Use them for [/]. Remove support for [&'`()+].
9204 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
9205 * config/alpha/alpha.md (attr round_suffix): New.
9206 (attr trap_suffix): New.
9207 (all insns): Set them appropriately. Use %/ instead of the
9210 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9212 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
9214 2001-07-22 Richard Henderson <rth@redhat.com>
9216 * regrename.c (regrename_optimize): Compute nregs for each
9217 potential target register.
9219 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
9220 Richard Henderson <rth@redhat.com>
9222 * dbxout.c (dbxout_global_decl): New.
9223 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
9224 * sdbout.c (sdbout_finish): New.
9225 (sdbout_debug_hooks): Use it, add comments.
9226 (sdbout_global_decl): Defer initialised public vars to
9228 * varasm.c (assemble_variable): Don't output debug information
9229 for file-scope variables.
9231 2001-07-21 H.J. Lu (hjl@gnu.org)
9233 * config/mips/mips.c (mips_cpu): Moved into ...
9234 (override_options): Here.
9236 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
9238 (mips_cpu): Removed.
9240 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9242 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
9243 ("iorqi3"): Likewise.
9244 ("xorqi3"): Likewise.
9245 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
9246 ("*subhi3_sp): Likewise.
9247 ("*subhi3"): Likewise.
9248 ("extendhisi2"): Accept D, X and Y as source operand to avoid
9251 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
9253 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
9254 * config/freebsd.h: Likewise.
9255 * config/linux.h: Likewise.
9256 * config/openbsd.h: Likewise.
9257 * config/alpha/linux-elf.h: Likewise.
9258 * config/arm/linux-elf.h: Likewise.
9259 * config/d30v/d30v.h: Likewise.
9260 * config/fr30/fr30.h: Likewise.
9261 * config/ia64/aix.h: Likewise.
9262 * config/ia64/ia64.h: Likewise.
9263 * config/mips/linux.h: Likewise.
9264 * config/pj/pj.h: Likewise.
9265 * config/rs6000/linux.h: Likewise.
9266 * config/sparc/linux.h: Likewise.
9267 * config/sparc/linux64.h: Likewise.
9269 2001-07-20 Bruce Korb <bkorb@gnu.org>
9271 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
9272 because getc() and char* may disagree on signedness.
9274 2001-07-20 Richard Henderson <rth@redhat.com>
9276 * doc/rtl.texi (REG_DEAD): Update for current semantics.
9278 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
9279 insns to delete in the presence of cc0 in a jump insn.
9281 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
9282 Jan Hubicka <jh@suse.cz>
9284 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
9285 of doing the change by hand.
9287 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9289 * rtlanal.c (set_noop_p): Return true for noop jumps.
9291 * expr.c (emit_single_push_insn): Add call to push expander.
9292 * expr.h (optab_index): Add OTI_push
9293 (push_optab): New constant.
9294 * genopinit.c (optabs): Add push_optab.
9295 * optabs.c (init_optab): Init push optab.
9296 * md.texi (push??1): Document
9298 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9300 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
9301 expand to emit the pattern; put a REG_INC note for push/pop
9303 ("movdf", "movdf_internal"): Likewise.
9304 ("movsi", "movsi_internal"): Likewise.
9305 ("movsf", "movsf_internal"): Likewise.
9306 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
9308 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9310 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
9313 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
9315 * params.def: Change default max inline insns to 100.
9317 2001-07-20 Diego Novillo <dnovillo@redhat.com>
9319 * combine.c (combine_simplify_rtx): Generate a new shift operation
9320 when simplifying the first operand of a (neg (ashift)) expression.
9322 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
9324 * regclass.c (N_REG_INTS): Use only 32 bits per element.
9326 2001-07-20 Kelley Cook <kelley.cook@home.com>
9328 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
9329 information. Move rest into ...
9330 (*-*-solaris): ... here. Eliminate redundant information and
9331 reword necessary packages section. Delete 4.x assembler bug info.
9332 (sparc-sun-*): Merge into ...
9333 (sparc-sun-sunos*): here.
9335 2001-07-20 Catherine Moore <clm@redhat.com>
9337 * config/v850/v850.md (casesi): Generate LABEL_REF
9340 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
9342 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
9343 * i386.c (ix86_zero_extend_to_Pmode): Make global.
9344 * i386.md (strclrsi expander): Use it.
9346 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9348 * integrate.c (copy_insn_list): handle
9349 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
9350 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
9351 identically as to CODE_LABEL.
9353 * fold-const (fold): Convert A/B/C to A/(B*C) and
9356 * except.c (connect_post_landing_pads): Delete the RESX insns.
9358 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
9360 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
9362 * config/mips/mips.md (nmadd/nmsub): Use macro.
9364 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
9366 * cppinit.c (remove_dup_dir): Make static.
9367 (remove_dup_dirs): Make static. Only warn about preempting a
9368 system directory with a non-system directory.
9370 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
9372 * ifcvt.c (noce_try_store_flag_constants): Correct order
9373 of parameters to trunc_int_for_mode.
9375 2001-07-19 Mark Mitchell <mark@codesourcery.com>
9377 * reorg.c (fill_simple_delay_slots): If an instruction might throw
9378 an exception that will be caught within this function, do not fill
9379 its delay slot with any subsequent instruction.
9381 2001-07-19 Steve Ellcey <sje@cup.hp.com>
9383 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
9384 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
9385 pointer extension instruction.
9386 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
9387 * simplify-rtx.c (simplify_unary_operation) Likewise.
9388 * explow.c (convert_memory_address) Check value of
9389 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
9391 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
9392 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
9393 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
9394 Add Multilib Support.
9395 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
9396 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
9397 Add Multilib Support.
9398 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
9400 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
9401 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
9402 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
9404 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
9406 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
9407 old and new operands in `<', `3' and `b'.
9409 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
9411 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
9412 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
9413 (toplev.o): Don't depend on xcoffout.h.
9414 * c-decl.c: Include debug.h
9415 (duplicate_decls): Use debug hook.
9416 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
9417 (dbx_debug_hooks, xcoff_debug_hooks): Update.
9418 (dbxout_types): Remove.
9419 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
9420 * debug.c (do_nothing_debug_hooks): Update.
9421 (debug_true_tree, debug_nothing_rtx): New.
9422 * debug.h (struct rtx_def): New.
9423 (struct gcc_debug_hooks): New hooks ignore_block,
9424 outlining_inline_function and label.
9425 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
9426 dwarf2out_frame_finish): New.
9427 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
9428 Make static, update prototype.
9429 (dwarf2_debug_hooks): Update.
9430 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
9431 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
9432 * dwarfout.c (dwarf_debug_hooks): Update.
9433 * emit-rtl.c: Include debug.h.
9434 (remove_unnecessary_notes): Use debug hook.
9435 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
9436 (final_scan_insn): Use debug hook.
9437 * integrate.c (output_inline_function): Use debug hook.
9438 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
9439 (sdb_debug_hooks): Update.
9440 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
9441 * toplev.c: Don't include xcoffout.h.
9442 (note_outlining_of_inline_function, debug_ignore_block): Remove.
9443 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
9445 * tree.h (dwarf2out_do_frame): Remove.
9447 2001-07-19 Catherine Moore <clm@cygnus.com>
9449 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
9451 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
9453 * reload1.c (eliminate_regs_in_insn): When updating a set
9454 to the frame pointer to the hardware frame pointer, perform
9455 the update always not just when REPLACE is set.
9457 * reload1.c (choose_reload_regs): Don't inherit a reload
9458 that crosses multiple registers if registers past the first
9459 don't fit in the desired class.
9461 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
9462 when negating constants.
9464 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
9466 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
9467 * doc/tree.texi: Ditto.
9469 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
9470 Jakub Jelinek <jakub@redhat.com>
9472 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
9473 (extract_cie_info): Handle "eh" augmentation properly,
9475 (struct frame_state, __frame_state_for): New.
9477 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9479 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
9480 HANDLE_SYSV_PRAGMA): Define.
9481 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
9483 (copy_object): Caller changed.
9485 2001-07-19 Andreas Schwab <schwab@suse.de>
9487 * configure.in (assembler dwarf2 debug_line support): Define nop
9489 * configure: Regenerated.
9491 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
9493 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
9495 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
9496 to conditionally compiled block.
9497 (dbx_debug_hooks, xcoff_debug_hooks): Update.
9498 * dbxout.h (dbxout_function): Remove.
9499 * debug.c (do_nothing_debug_hooks): Update.
9500 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
9501 global_decl, deferred_inline_function.
9502 * dwarf2out.c (dwarf2_debug_hooks): Update.
9503 (dwarf2out_global_decl): New.
9504 * dwarfout.c: Don't include dwarfout.h.
9505 (dwarfout_global_decl, dwarfout_function_decl,
9506 dwarfout_deferred_inline_function): New.
9507 (dwarf_debug_hooks): Update.
9508 * dwarfout.h: Remove.
9509 * final.c: Don't include dwarfout.h.
9510 * sdbout.c (sdbout_global_decl): New.
9511 (sdbout_debug_hooks): Update.
9512 * toplev.c: Don't include dwarfout.h.
9513 (check_global_declarations, rest_of_compilation): Use new debug hooks.
9514 (note_deferral_of_defined_inline_function): Remove.
9515 * toplev.h (note_deferral_of_defined_inline_function): Remove.
9516 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
9517 * ch/lex.c: Don't include dwarfout.h.
9518 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
9519 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
9520 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
9521 * cp/optimize.c: Include debug.h.
9522 (maybe_clone_body): Use debug hook.
9523 * cp/semantics.c: Include debug.h.
9524 (expand_body): Use debug hook.
9525 * po/POTFILES.in: Remove dwarfout.h.
9527 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
9529 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
9530 * c-parse.in (yyerror, _yylex): Similarly.
9531 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
9532 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
9534 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
9535 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
9537 2001-07-18 Jeff Sturm <jsturm@one-point.com>
9539 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
9540 in-class declaration at -g1. Fixes c++/2814.
9542 2001-07-18 Richard Henderson <rth@redhat.com>
9544 * doc/md.texi (reload_in/out): Document restrictions in predicates
9545 and constraints for these patterns. Document empty string matching
9548 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9550 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
9552 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
9554 * cse.c: Undo my previous patch.
9556 2001-07-18 Tom Tromey <tromey@redhat.com>
9559 * configure: Rebuilt.
9560 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
9562 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
9564 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
9565 Jan Hubicka <jh@suse.cz>
9567 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
9568 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
9569 * jump.c (mark_jump_label): Do not forward branches.
9571 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
9573 * cse.c (delete_trivially_dead_insns): Delete the libcall block
9574 when return value is unused.
9576 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9578 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
9580 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
9582 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
9583 on error. We can't blindly return the result of
9584 pthread_mutex_trylock because it returns a positive number on
9585 error, while we must return -1 on error.
9586 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
9588 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
9590 2001-07-18 Andreas Jaeger <aj@suse.de>
9592 * integrate.c (output_inline_function): Correct type of debug_hooks.
9594 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
9596 * combine.c (combine_simplify_rtx): DIV can be treated
9597 associatively for floats if unsafe math optimisations are enabled.
9599 2001-07-17 Richard Henderson <rth@redhat.com>
9601 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
9603 2001-07-17 Richard Henderson <rth@redhat.com>
9605 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
9606 don't force the function address into a register.
9607 (expand_call, emit_library_call_value_1): Update callers.
9608 * builtins.c (expand_builtin_apply): Likewise.
9609 * expr.h (prepare_call_address): Update decl.
9611 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
9613 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
9615 * config/i386/chorus.h: Move up.
9616 * config/sparc/chorus.h: Likewise.
9617 * config/rs6000/chorus.h: Likewise.
9618 * config/chorus.h: Moved here.
9620 2001-07-17 Andreas Schwab <schwab@suse.de>
9622 * configure.in (assembler eh_frame optimization): Handle big
9624 * configure: Regenerated.
9626 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
9628 * expr.c (epxand_expr): Convert divisions into multiplications by
9629 reciprocals if -ffast-math.
9631 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
9633 * dbxout.c (dbxout_really_begin_function): Rename to
9634 dbxout_begin_function.
9635 (dbx_debug_hooks, xcoff_debug_hooks): Update.
9636 (dbxout_begin_function): Remove.
9637 (dbxout_function): Update.
9638 (dbxout_source_line): Update prototype.
9639 * dbxout.h (dbxout_begin_function): Remove.
9640 * debug.c (do_nothing_debug_hooks): Update.
9641 (debug_nothing_tree): Update.
9642 (debug_nothing_charstar_rtx): Remove.
9643 * debug.h (union tree_node): Declare.
9644 (struct rtx_def): Remove.
9645 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
9646 begin_function. Change source_line prototype.
9647 (debug_nothing_tree): New.
9648 (debug_nothing_charstar_rtx): Delete.
9649 (dwarf2out_begin_prologue): Moved from ...
9651 * dwarf2out.c (dwarf2_debug_hooks): Update.
9652 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
9653 debug info, call dwarf2out_source_line.
9654 (dwarf2out_souce_line): Update prototype.
9655 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
9656 Change prototype, make static.
9657 (dwarfout_source_line): Update prototype.
9658 (dwarf_debug_hooks): Update.
9659 * dwarfout.h (dwarfout_begin_function): Remove.
9660 * final.c (final_start_function, final_scan_insn): Use appropriate
9661 debug hooks, update to use notice_source_line.
9662 (output_source_line): Rename notice_source_line. Don't call the
9663 source_line debug hook.
9664 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
9665 make static, update prototype.
9666 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
9668 (sdbout_end_prologue): New.
9669 (sdbout_source_line): Update prototype.
9670 (sdbout_debug_hooks): Update.
9671 (sdbout_symbol): Remove unused var.
9672 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
9674 * varasm.c: Include debug.h.
9675 (assemble_start_function): Use begin_function debug_hook.
9676 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
9677 update with prototype.
9678 (xcoffout_source_line): Update prototype.
9679 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
9681 (xcoffout_source_line): Update prototype.
9683 2001-07-17 Richard Henderson <rth@redhat.com>
9685 * c-typeck.c (build_binary_op): Do not shorten unsigned
9686 right shift after sign extension.
9688 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
9690 * combine.c (combine_simplify_rtx): Attempt to simplify
9691 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
9693 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
9694 (simplify_binary_operation, simplify_unary_operation,
9695 simplify_relational_operation): Use it.
9697 * combine.c (combine_simplify_rtx): Don't do associative law
9698 on divisions; allow associative law on floats.
9700 2001-07-17 H.J. Lu <hjl@gnu.org>
9701 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9703 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
9704 ASM_OUTPUT_WEAK_ALIAS are defined.
9705 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
9706 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
9708 * config/mips/iris5.h: ... here.
9709 (HANDLE_SYSV_PRAGMA): Defined as 1.
9710 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
9711 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
9714 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
9716 * c-parse.in (all_prefix_attributes): New variable.
9717 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
9718 (maybe_resetattrs): New production.
9719 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
9720 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
9721 notype_initdcl, nested_function, notype_nested_function,
9722 component_decl, components, components_notype,
9723 component_declarator, component_notype_declarator,
9724 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
9725 ivars, mydecl, myparm): Update. Avoid prefix attributes just
9726 after a comma being applied to more than one declarator.
9727 * doc/extend.texi (Attribute Syntax): Update. Remove
9728 documentation of bugs that are no longer present.
9730 2001-07-13 Eric Christopher <echristo@redhat.com>
9732 * config/mips/mips.h: Change TUNE_MIPS* options to use
9734 (EXTRA_SPECS): Add cc1_cpu_spec.
9735 * config/mips/mips.md (muldf3): Fix typo.
9737 2001-07-16 Richard Henderson <rth@redhat.com>
9739 * config/m68k/m68k.c: Include expr.h and reload.h.
9740 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
9741 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
9743 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
9744 Richard Henderson <rth@redhat.com>
9746 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
9747 (insn_live_p): Fix fall off end of function.
9748 (dead_libcall_p): Remove COUNTS argument; update callers.
9749 (delete_trivially_dead_insns): Remove unused variables.
9751 2001-07-17 Andreas Jaeger <aj@suse.de>
9753 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
9756 * lcm.c (optimize_mode_switching): Avoid warning for unused
9757 variable if !NORMAL_MODE.
9759 * flow.c (try_crossjump_to_edge): Remove unused variable.
9761 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
9763 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
9764 atexit declaration in stdlib.h.
9766 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
9768 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
9770 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9772 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
9773 * except.c (finish_eh_generation): Update call of cleanup_cfg;
9774 do rebuild_jump_labels instead of jump_optimize
9775 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
9776 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
9777 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
9779 * flow.c: Include timevar.h
9780 (find_basic_block): Push/pop timevar;
9781 (cleanup_cfg): Likewise.
9782 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
9783 * Makefile: Add dependencies on timevar.h
9785 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
9786 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
9788 * rtl.h (delete_trivially_dead_insns): Add new parameter.
9789 * toplev.c (rest_of_compilation): Update calls.
9790 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
9791 (delete_trivially_dead_insns): ... here; accept new argument
9792 preserve_basic_blocks; preserve basic blocks if set.
9794 * reg-stack.c (stack_regs_mentioned): Return 0 if
9795 stack_regs_mentioned_data is not initialized.
9796 (reg_to_stack): Make stack_regs_mentioned survive after the
9797 reg-stack is completted; do not call cleanup_cfg.
9798 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
9799 make cleanup_cfg after bb-reorder to output to debug file.
9801 2001-07-16 Richard Henderson <rth@redhat.com>
9803 * regclass.c (init_reg_sets): Use only 32 bits per initializer
9804 from int_reg_class_contents.
9806 2001-07-16 Richard Henderson <rth@redhat.com>
9808 * hard-reg-set.h (regs_invalidated_by_call): Declare.
9809 * regclass.c (regs_invalidated_by_call): Move from cse.c.
9810 (init_reg_sets_1): Move initialization from cse_main.
9811 * cse.c (regs_invalidated_by_call): Move to regclass.c.
9812 (cse_main): Move its initialization also.
9813 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
9814 * flow.c (propagate_one_insn): Likewise.
9815 * gcse.c (compute_hash_table): Likewise.
9816 (compute_kill_rd, compute_store_table): Likewise.
9817 * sched-deps.c (sched_analyze_1): Likewise.
9819 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
9821 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
9824 2001-07-16 Steve Ellcey <sje@cup.hp.com>
9826 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
9827 in if statement so we don't access undefined memory.
9829 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
9831 * gcse.c: Update comment at top.
9832 Update comment on mem handling.
9833 mem_last_set, mem_first_set, mem_set_in_block: gone.
9834 Declaration of reg_set_info: gone.
9835 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
9836 pointless with load_killed_in_block_p (they are *more*
9837 conservative then it, not less, and less accurate).
9838 (oprs_not_set_p): Ditto.
9839 (alloc_gcse_mem): Don't allocate mem_set_in_block
9840 (free_gcse_mem): Don't free it, either.
9841 (record_last_mem_set_info): Update comment in front, remove
9842 mem_*set_* stuff. Note the reason we don't handle stores directly
9844 (compute_hash_table): Update comments to reflect reality. Remove
9845 mem_*set_* references.
9846 (reset_opr_set_tables): Remove mem_*set_* references.
9848 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
9849 (mark_clobber): Ditto (on both parts, we double set here too).
9850 (expr_killed_p): Remove mem_set_in_block test.
9851 (compute_transp): Remove mem_set_in_block test.
9853 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
9854 of edge, and removal of phi alternative to dump file.
9855 (ssa_ccp_substitute_constants): Add note about register now being
9856 constant, and which uses were replaced in what insns to dump file.
9858 2001-07-16 Andreas Jaeger <aj@suse.de>
9860 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
9861 variables of type HOST_WIDEST_INT.
9863 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
9864 (__bb_exit_func): Correct type of count_max to avoid overflow.
9865 (num_digits): Handle long long argument.
9867 * combine.c (gen_lowpart_for_combine): Remove unused variable.
9869 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9871 * output.h (sdb_begin_function_line): Restore as an extern
9873 * sdbout.c (sdb_begin_function_line): Make extern.
9875 2001-07-15 Richard Henderson <rth@redhat.com>
9877 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
9878 * genrecog.c (maybe_both_true_mode): New.
9879 (maybe_both_true_2): Use it.
9880 (write_switch): Don't put Pmode in a switch.
9881 * rtl.c (mode arrays): Don't explicitly size them.
9883 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
9885 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
9886 handling; move unconditional splitting before mode switching.
9888 * i386.md (type): Add fistp type.
9889 (i387, length_attr, scheduling definitions): Handle this type.
9890 (fix_trunc?f?i2): Revamp to use mode switching.
9891 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
9892 * i386.h (fp_cw_mode): New enum
9893 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
9894 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
9896 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9898 * Makefile.in (integrate.o): Add debug.h.
9899 * integrate.c (debug.h): Add.
9900 (output_inline_function): Save, reset, and restore debug_hooks.
9902 2001-07-15 Richard Henderson <rth@redhat.com>
9904 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
9905 instead of COMPARE for the EQUIV expression.
9907 2001-07-15 Richard Henderson <rth@redhat.com>
9909 * flow.c (redirect_edge_and_branch_force): Initialize
9910 global_live_at_start and global_live_at_end.
9911 (allocate_bb_life_data): Export.
9912 * basic-block.h (allocate_bb_life_data): Declare.
9913 * toplev.c (rest_of_compilation): Call it.
9915 2001-07-15 Richard Henderson <rth@redhat.com>
9917 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
9918 (alpha_tablejump_best_label): New.
9919 * config/alpha/alpha-protos.h: Declare them.
9920 * config/alpha/alpha.md: Use braced strings for code blocks.
9921 (tablejump_osf): Break out add with r29.
9922 (tablejump_osf_internal): Remove.
9923 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
9924 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
9926 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9928 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
9931 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
9933 * i386-protos.h (ix86_split_fp_branch): Update prototype.
9934 (ix86_fp_jump_nontrivial_p): New.
9935 * i386.md (fp_jcc_?): Update call of split_fp_branch;
9936 use ix86_fp_jump_nontrivial_p.
9937 * i386.c (ix86_fp_jump_nontrivial_p): New.
9938 (ix86_split_fp_branch): Accept code instead of rtx.
9939 (ix86_expand_compare): Expand comparison early in case
9940 doing so is resonably cheap.
9942 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
9944 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
9946 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
9947 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
9949 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
9951 * dbxout.c (dbxout_source_line): Make static, update prototype.
9952 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
9953 (dbxout_init, dbxout_finish, dbxout_source_line,
9954 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
9955 * dbxout.h (dbxout_source_line): Delete.
9956 * debug.c (debug_nothing_file, debug_nothing_file_int,
9957 debug_nothing_file_charstar_rtx): New.
9958 (do_nothing_debug_hooks): Update.
9959 (debug_nothing_void, debug_nothing_charstar_rtx,
9960 dwarf2out_end_epilogue): New.
9961 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
9962 * debug.h (struct rtx_def): Declare.
9963 (gcc_debug_hooks): New hooks source_line, end_epilogue
9965 (debug_nothing_void, debug_nothing_charstar_rtx,
9966 dwarf2out_end_epilogue): New.
9967 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
9968 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
9969 (dwarf2_debug_hooks): Update.
9970 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
9971 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
9972 * dwarf2out.h (dwarf2out_source_line): Remove.
9973 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
9974 Make static, update prototype.
9975 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
9976 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
9977 (dwarf_debug_hooks): Update.
9978 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
9979 dwarfout_end_function): Remove.
9980 * final.c (profile_function): Use debug hooks for ending functions
9982 (output_source_line, final_end_function): Update prototype,
9984 (final_start_function, final_scan_insn): Update.
9985 * output.h (sdb_begin_function_line): Remove.
9986 (final_end_function): Update prototype.
9987 * sdbout.c (sdb_begin_function_line): Make static.
9988 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
9989 (sdbout_source_line): New.
9990 (sdbout_end_epilogue, sdbout_end_function): Make static, update
9992 (sdb_debug_hooks): Update.
9993 (sdbout_init, sdbout_source_line,
9994 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
9995 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
9996 * toplev.c (compile_file, rest_of_compilation): Update.
9997 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
9998 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
9999 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
10000 Update for prototype changes.
10001 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
10002 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
10004 2001-07-15 Richard Henderson <rth@redhat.com>
10006 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
10007 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
10008 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
10009 * config/alpha/alpha.c: Likewise.
10010 * config/alpha/alpha.md: Likewise.
10011 * config/alpha/alpha32.h: Likewise.
10012 * config/alpha/vms.h: Likewise.
10013 (OPEN_VMS): Remove.
10015 2001-07-14 Richard Henderson <rth@redhat.com>
10017 * config/alpha/alpha.md: Use define_constants for unspec values.
10018 Substitute throughout.
10020 2001-07-14 Tim Josling <tej@melbpc.org.au>
10022 * tree.def (EXPON_EXPR) remove. Never supported anyway.
10024 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
10026 * pa.md: Remove unused constraints from define_split's.
10028 2001-04-14 Richard Henderson <rth@redhat.com>
10030 * ifcvt.c (find_cond_trap): Test for exit block.
10032 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
10034 Re-install recently reverted patch.
10035 * emit-rtl.c (try_split): Update mark_jump_label call.
10036 * flow.c (find_sub_basic_blocks): Likewise.
10037 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
10038 jump_back_p): Kill.
10039 (mark_all_labels): Kill second parameter.
10040 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
10041 (rebuild_jump_labels, jump_optimize_minimal): Update call
10042 of jump_optimize_1.
10043 (jump_optimize_1): Kill crossjumping code.
10044 (mark_jump_label): Kill cross_jump parameter.
10045 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
10046 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
10047 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
10049 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
10051 (dump_file_info): Likewise.
10052 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
10053 reorganize passes to do reg-stack first, bb-reorder second.
10054 * invoke.texi (-d letters doc): Remove the jump2 pass.
10056 2001-07-14 Richard Henderson <rth@redhat.com>
10058 * ifcvt.c (find_cond_trap): New.
10059 (find_if_header): Call it.
10060 (merge_if_block): Relax existing jump sanity check.
10061 * jump.c (jump_optimize_1): Remove conditional trap handling.
10063 2001-07-14 Alan Modra <amodra@bigpond.net.au>
10065 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
10067 (insn_refs_are_delayed): Correct comment.
10068 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
10069 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
10070 instead of r31. Make associated insn !TARGET_64BIT, and
10071 provide an additional 64-bit insn that clobbers r2.
10072 (divsi3): Likewise.
10073 (udivsi3): Likewise.
10074 (modsi3): Likewise.
10075 (umodsi3): Likewise.
10077 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
10079 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
10081 * flow.c (redirect_edge_and_branch_force, split_edge,
10082 try_crossjump_to_edge): Use set_block_for_new_insns.
10083 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
10085 2001-07-13 H.J. Lu (hjl@gnu.org)
10087 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
10090 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
10092 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
10094 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
10096 * c-common.c (decl_attributes): Take a pointer to the node to
10097 which attributes are to be attached, and a flags argument.
10098 * c-common.h (enum attribute_flags): New.
10099 (decl_attributes): Update prototype.
10100 * c-decl.c (start_decl, push_parm_decl, finish_struct,
10101 finish_enum, start_function): Update calls to decl_attributes.
10102 * c-parse.in (component_declarator, component_notype_declarator,
10103 label): Update calls to decl_attributes.
10105 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
10107 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
10108 * config/avr/avr.c (legitimate_address_p): Return value changed
10109 from letter to register classes. For better debugging.
10111 2001-07-13 Kazu Hirata <kazu@hxi.com>
10113 * jump.c (reversed_comparison_code_parts): Fix comment typos.
10115 2001-07-13 H.J. Lu (hjl@gnu.org)
10117 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
10119 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
10121 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
10122 correctly for shared configurations.
10123 * config/t-libgcc-pic: New.
10124 * config/{i386,m68k,sparc}/t-openbsd: New.
10125 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
10126 Support -shared. Support debugging libraries with -g.
10127 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
10128 frame information does not emit pointer diffs.
10129 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
10130 emit pointer diffs.
10132 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
10134 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
10136 2001-07-13 David Edelsohn <edelsohn@gnu.org>
10138 * combine.c (try_combine): Ensure const_int pow2 is positive.
10140 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
10142 * config.gcc: Add configuration for s/390.
10143 * config/s390/s390.c: New. Subroutines for code generation.
10144 * config/s390/s390.h: New. Definitions for s/390.
10145 * config/s390/s390-protos.h: New. Prototypes.
10146 * config/s390/linux.h: New. Definitions for linux for s/390.
10147 * config/s390/linux64.h: New. Definitions for linux for zSeries.
10148 * config/s390/t-linux: New. Makefile fragment.
10149 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
10150 * config/s390/fixdfdi.h: New. Fix L_fix*di.
10152 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
10154 * emit-rtl.c (try_split): Update mark_jump_label call.
10155 * flow.c (find_sub_basic_blocks): Likewise.
10156 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
10157 jump_back_p): Kill.
10158 (mark_all_labels): Kill second parameter.
10159 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
10160 (rebuild_jump_labels, jump_optimize_minimal): Update call
10161 of jump_optimize_1.
10162 (jump_optimize_1): Kill crossjumping code.
10163 (mark_jump_label): Kill cross_jump parameter.
10164 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
10165 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
10166 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
10168 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
10170 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
10171 reorganize passes to do reg-stack first, bb-reorder second.
10172 * invoke.texi (-d letters doc): Remove the jump2 pass.
10174 2001-07-12 Steve Ellcey <sje@cup.hp.com>
10176 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
10178 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10180 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
10182 (verify_flow_info): Make diagnostics prettier.
10184 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
10186 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
10188 * flow.c (outgoing_edges_match): Return early if condition reversal
10191 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
10193 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
10194 (mips_move_2words): When splitting a move into two instructions,
10195 prefix the second address operand with '%D'.
10197 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
10199 * Makefile.in (final.o): Depend on debug.h.
10200 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
10201 (dbx_debug_hooks): Add new hooks.
10202 (xcoff_debug_hooks): New.
10203 * debug.c (debug_nothing_file_int_int): New.
10204 (do_nothing_debug_hooks): Update.
10205 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
10206 (debug_nothing_file_int_int): New.
10207 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
10208 static, update prototype.
10209 (dwarf2_debug_hooks): Update.
10210 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
10211 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
10212 static, update prototype.
10213 (dwarf_debug_hooks): Update.
10214 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
10215 * final.c: Include debug.h.
10216 (final_scan_insn): Use debug hooks when beginning and ending blocks.
10217 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
10218 static, update prototype.
10219 (sdb_debug_hooks): Update.
10220 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
10221 * toplev.c: Distinguish between xcoff and dbx.
10223 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
10224 Call all debug hooks, not just dwarf ones.
10226 2001-07-11 Timothy Wall <twall@redhat.com>
10228 * config.gcc: Add configuration for AIX5/IA64.
10229 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
10230 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
10231 support prefix/suffix code.
10232 * config/ia64/t-aix: New. Makefile fragment.
10233 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
10235 2001-07-11 Kazu Hirata <kazu@hxi.com>
10237 * recog.c (validate_change): Fix a comment typo.
10239 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
10241 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
10242 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
10244 * dbxout.c (dbx_debug_hooks): Add new hooks.
10245 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
10247 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
10249 * dbxout.h (dbxout_start_new_source_file,
10250 dbxout_resume_previous_source_file): Delete.
10251 * debug.c (do_nothing_debug_hooks): Add new hooks.
10252 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
10253 (debug_nothing_int_charstar, debug_nothing_int): New.
10254 * debug.h (gcc_debug_hooks): New hooks define, undef,
10255 start_source_file and end_source_file.
10256 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
10257 (debug_nothing_int_charstar, debug_nothing_int): New.
10258 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
10259 the conditionally compiled section.
10260 (dwarf2out_start_source_file, dwarf2out_end_source_file,
10261 dwarf2out_define, dwarf2out_undef): Make static.
10262 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
10263 dwarf2out_define, dwarf2out_undef): Remove.
10264 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
10265 (dwarfout_start_source_file, dwarfout_end_source_file,
10266 dwarfout_define, dwarfout_undef): Make static.
10267 (dwarfout_start_source_file_check,
10268 dwarfout_end_source_file_check): New.
10269 (dwarfout_define, dwarfout_finish): Update.
10270 * dwarfout.h (dwarfout_start_new_source_file,
10271 dwarfout_resume_previous_source_file, dwarfout_define,
10272 dwarfout_undef): Remove.
10273 * sdbout.c (sdb_debug_hooks): Add new hooks.
10274 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
10276 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
10277 make static, take an arg.
10278 * sdbout.h (sdbout_start_new_source_file,
10279 sdbout_resume_previous_source_file): Delete.
10280 * toplev.c (debug_start_source_file, debug_end_source_file,
10281 debug_define, debug_undef): Delete.
10282 * toplev.h (debug_start_source_file, debug_end_source_file,
10283 debug_define, debug_undef): Delete.
10285 * java/jcf-parse.c: Include debug.h.
10286 (parse_class_file): Update to use debug hooks directly.
10287 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
10289 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10291 * alias.c (set_mem_alias_set): New function.
10292 * rtl.h (set_mem_alias_set): Declare it.
10293 * builtins.c (expand_builtin_return_addr): Call it instead of
10294 using MEM_ALIAS_SET accessor.
10295 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
10296 (get_memory_rtx, expand_builtin_va_arg): Likewise.
10297 (expand_builtin_va_copy):Likewise.
10298 * caller-save.c (setup_save_areas): Likewise.
10299 * calls.c (compute_argument_addresses): Likewise.
10300 * explow.c (set_mem_attributes): Likewise.
10301 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
10302 (expand_assignment, store_constructor_field, store_field): Likewise.
10303 (expand_expr_unaligned): Likewise.
10304 * function.c (assign_stack_temp_for_type): Likewise.
10305 (put_reg_into_stack, gen_mem_addressof): Likewise.
10306 * ifcvt.c (noce_try_cmove_arith): Likewise.
10307 * reload1.c (reload, alter_reg): Likewise.
10308 * config/alpha/alpha.c (get_aligned_mem): Likewise.
10309 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
10310 (alpha_expand_unaligned_store): Likewise
10311 (alpha_expand_unaligned_load_words): Likewise.
10312 (alpha_expand_unaligned_store_words): Likewise.
10313 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
10314 (alpha_expand_epilogue): Likewise.
10315 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
10316 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
10317 * config/i386/i386.c (legitimize_pic_address): Likewise.
10318 * config/i960/i960.c (setup_incoming_varargs): Likewise.
10319 * config/ia64/ia64.c (spill_restore_mem): Likewise.
10320 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
10321 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
10322 * config/mips/mips.c (mips_va_arg): Likewise.
10323 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
10324 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
10325 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10326 (setup_incoming_varargs, rs6000_va_arg): Likewise.
10327 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
10328 (rs6000_emit_epilogue): Likewise.
10329 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
10330 * config/sparc/sparc.c (sparc_va_arg): Likewise.
10331 * config/v850/v850.c (v850_va_arg): Likewise.
10333 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
10335 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
10336 when fallthru edge is present.
10337 (mege_blocks): Handle case where creation of jump insn
10340 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
10341 CLEANUP_POST_REGSTACK): New constants.
10342 * except.c (finish_eh_generation): Update call of cleanup_cfg,
10343 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
10344 * output.h (cleanup_cfg): Update prototype.
10345 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
10346 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
10347 cleanup_cfg call; kill missleading comment.
10348 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
10349 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
10350 parameter; control optimizations performed using it.
10351 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
10352 try_crossjump_bb): New functions.
10354 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
10356 * pa.c (pa_output_function_prologue): Delete prototype. Make function
10358 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
10359 pa_output_function_prologue.
10360 * pa-protos.h (pa_output_function_prologue): New prototype.
10362 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
10364 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
10365 and low to get correct sign extension in low+high test.
10367 2001-07-11 Janis Johnson <janis@us.ibm.com>
10369 * gcov.c (arcdata): Use gcov_type to fix branch percentage
10370 for large hit count.
10372 * profile.c (branch_prob): Fix .bbg info for computed gotos
10375 2001-07-11 Mark Mitchell <mark@codesourcery.com>
10377 * stmt.c (parse_output_constraint): New function, split out
10379 (expand_asm_operands): ... here. Use parse_output_constraint.
10380 * tree.h (parse_output_constraint): Declare it.
10382 2001-07-11 Richard Henderson <rth@redhat.com>
10384 * bitmap.c: Comment some functions; fiddle whitespace.
10385 (bitmap_free): Don't export.
10386 (bitmap_element_allocate): Use memset.
10387 * bitmap.h (bitmap_free): Don't declare.
10389 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
10391 * gcse.c, lcm.c, sched-deps.c:
10392 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
10394 * flow.c (flow_loops_find): Free dom if we found no loops, since
10395 we aren't going to save it.
10397 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
10400 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
10402 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
10404 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10406 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
10407 #ifndef DWARF2_DEBUGGING_INFO.
10409 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
10411 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
10413 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
10415 * config/mips/mips.c (gen_int_relational): Tell the caller not to
10416 reverse a branch if a NE comparison is implemented with GTU.
10418 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
10419 H.J. Lu <hjl@gnu.org>
10421 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
10422 constant addresses.
10423 (call_internal2): Likewise.
10424 (call_value_internal1): Likewise.
10425 (call_value_internal2): Likewise.
10426 (call_value_multiple_internal1): Likewise.
10427 (call_value_multiple_internal2): Likewise.
10429 2001-07-10 Kazu Hirata <kazu@hxi.com>
10431 * calls.c (emit_library_call_value_1): Fix a comment typo.
10432 * dwarf2out.c (mem_loc_descriptor): Likewise.
10433 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
10435 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
10437 * simplify-rtx.c (simplify_subreg): Fix typo in comment
10439 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10441 * recog.c (offsettable_address_p): Handle LO_SUM case.
10442 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
10443 instead of plus_constant.
10445 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10447 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
10448 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
10450 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10452 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
10453 adjust_address_nv instead of plus_constant.
10455 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
10457 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
10458 dwarf2out.o): Depend on debug.h, wrap long lines.
10459 * dbxout.c: Include debug.h.
10460 (dbx_debug_hooks): New.
10461 (dbxout_init): Make static, take just 2 args.
10462 (dbxout_finish): Make static.
10463 * dbxout.h (dbxout_init, dbxout_finish): Delete.
10464 * debug.c: New file.
10465 * debug.h: New file.
10466 * dwarf2out.c: Include debug.h.
10467 (dwarf2_debug_hooks): New.
10468 (dwarf2out_init): Make static.
10469 (dwarf2out_finish): Make static, take 2 args.
10470 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
10471 * dwarfout.c: Include debug.h.
10472 (dwarf_debug_hooks): New.
10473 (dwarfout_init): Make static.
10474 (dwarfout_finish): Make static, take 2 args.
10475 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
10476 * sdbout.c: Include debug.h.
10477 (sdb_debug_hooks): New.
10478 (sdbout_init): Make static, take 2 args.
10479 * sdbout.h (sdbout_init): Delete.
10480 * toplev.c: Include debug.h.
10481 (debug_hooks): New.
10482 (compile_file): Set deubg_hooks based on command line options.
10483 Use the hooks unconditionally rather than conditional compilation.
10485 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
10487 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
10488 first_insn_after_basic_block_note instead.
10490 * df.c (df_bb_refs_unlink): #if 0 out for now.
10492 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
10494 * ssa.h: Add prototype for ssa_const_prop
10495 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
10496 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
10497 (ssa_fast_dce): Remove unused variable
10499 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
10501 * diagnostic.c (finish_diagnostic): Rename to
10502 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
10505 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
10507 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
10510 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
10511 (dump_file): Only pad the demangled name with spaces if the
10512 mangled name was padded with spaces.
10514 2001-07-10 Bernd Schmidt <bernds@redhat.com>
10516 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
10519 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10521 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
10522 extraction if no direct load if either EXPAND_CONST_ADDRESS or
10523 EXPAND_INITIALIZER.
10525 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
10526 whether can put offset inside LO_SUM to check mode alignment, not size.
10528 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
10530 * doc/tm.texi (Misc): Fix thinko.
10532 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
10534 * regmove.c (replace_in_call_usage): Fix warnings.
10535 * sched-deps.c (add_dependence): Fix warnings.
10536 * simplify-rtx.c (simplify_subreg): Likewise.
10537 Return NULL_RTX instead of NULL.
10539 * reg-stack.c (emit_swap_insn): Eliminate warnings.
10540 (subst_asm_stack_regs): Likewise.
10542 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
10545 * dwarf2out.c (output_call_frame_info): Declare i as int.
10546 (build_abbrev_table): Declare n_alloc as int.
10547 (dwarf2out_finish): Initialize die.
10548 * except.c: Declare sjlj_funcdef_number as unsigned.
10549 (connect_post_landing_pads): Declare j as unsigned.
10550 (convert_to_eh_region_ranges): Initialize call_site.
10551 (output_function_exception_table): Initialize tt_format_size.
10552 * expr.c (move_by_pieces_1): Initialize to1.
10553 (store_constructor): Initialize minelt and maxelt.
10554 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
10555 * function.c (instantiate_decls): Avoid signed/unsigned warning.
10557 * c-decl.c (combine_parm_decls): Unused, remove.
10558 * c-tree.h: Remove prototype for combine_parm_decls.
10560 * reload.c (push_reload): Fix warning.
10561 (regno_clobbered_p): Likewise.
10562 * reload1.c (replace_pseudos_in_call_usage): Likewise.
10563 (reload_combine): Likewise.
10565 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
10566 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
10568 * bitmap.c (bitmap_operation): Change user.
10569 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
10571 2001-07-10 Eric Christopher <echristo@redhat.com>
10573 * config/mips/mips.c (override_options): Fix typo.
10575 2001-07-09 Stan Shebs <shebs@apple.com>
10577 * target.h (struct gcc_target): New fields init_builtins and
10579 * target-def.h (TARGET_INIT_BUILTINS): New macro.
10580 (TARGET_EXPAND_BUILTIN): New macro.
10581 (TARGET_INITIALIZER): Add them.
10582 * builtins.c: Include target.h.
10583 (expand_builtin): Use targetm.expand_builtin.
10584 (default_init_builtins): New function.
10585 (default_expand_builtin): New function.
10586 * expr.h (default_init_builtins): Declare.
10587 (default_expand_builtin): Declare.
10588 * c-common.c (c_common_nodes_and_builtins): Use
10589 targetm.init_builtins.
10590 * defaults.h (MD_INIT_BUILTINS): Remove.
10591 * Makefile.in (builtins.o): Depend on target.h.
10593 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
10594 (TARGET_EXPAND_BUILTIN): Define.
10595 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
10596 (MD_EXPAND_BUILTIN): Remove.
10598 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
10599 (TARGET_EXPAND_BUILTIN): Define.
10600 (c4x_init_builtins): Make endlink arg a local.
10601 (c4x_print_operand): Fix typos in adjust_address usages.
10602 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
10603 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
10604 (MD_EXPAND_BUILTIN): Remove.
10606 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
10607 (TARGET_EXPAND_BUILTIN): Define.
10608 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
10609 (ix86_init_builtins): Call new function only if TARGET_MMX.
10610 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
10611 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
10612 (MD_EXPAND_BUILTIN): Remove.
10614 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
10615 (TARGET_EXPAND_BUILTIN): Define.
10616 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
10617 (MD_EXPAND_BUILTIN): Remove.
10619 * doc/tm.texi: Document these changes.
10621 2001-07-09 Diego Novillo <dnovillo@redhat.com>
10623 * basic-block.h (tree_node): Forward declare if needed.
10624 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
10625 (BLOCK_HEAD_TREE): Define.
10626 (BLOCK_END_TREE): Define.
10627 (struct loops): Rename field 'tree' to 'tree_root'.
10628 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
10630 (flow_loops_tree_build): Rename reference to field 'tree' to
10632 (flow_loops_level_compute): Ditto.
10633 * predict.c (estimate_bb_frequencies): Ditto.
10634 * tree.h (struct tree_common): Add field 'aux'.
10636 2001-07-09 Stan Shebs <shebs@apple.com>
10638 * config/darwin.c (darwin_encode_section_info): Don't mark any
10639 DECL_EXTERNAL node as defined.
10641 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
10643 * pa.c (pa_init_machine_status, pa_mark_machine_status,
10644 pa_free_machine_status, hppa_init_pic_save): Delete.
10645 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
10646 (hppa_profile_hook): Use hppa_pic_save_rtx.
10647 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
10648 hppa_init_pic_save): Delete.
10649 (hppa_pic_save_rtx): Declare.
10650 * pa.md (call, call_value, sibcall, sibcall_value,
10651 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
10653 2001-07-09 Kazu Hirata <kazu@hxi.com>
10655 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
10656 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
10658 2001-07-09 Andreas Jaeger <aj@suse.de>
10660 * output.h: Add declaration of final_forward_branch_p.
10662 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
10664 * varray.c: Include errors.h for internal_error and trim_filename
10667 * Makefile.in (varray.o): Add errors.h.
10669 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
10671 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
10672 * optabs.c (have_add2_insn): Check whether the add insn chosen
10673 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
10674 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
10676 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
10678 * Makefile.in (OBJS): Add ssa-ccp.o
10679 (ssa-ccp.o): Add dependencies.
10680 * toplev.c (DFI_ssa_ccp): New dump file enum.
10681 (dump_file): Add entry for dumping after SSA CCP.
10682 (flag_ssa_ccp): New flag variable.
10683 (f_options): Add -fssa-ccp.
10684 (rest_of_compilation): Run SSA CCP if requested.
10685 * timevar.def (TV_SSA_CCP): New timevar.
10686 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
10687 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
10688 Fix minor typo in SSA DCE documentation.
10689 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
10690 Add documentation for new dump option. Renumber dump files
10693 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10695 * emit-rtl.c (gen_highpart_mode): New.
10696 * rtl.h (gen_highpart_mode): Declare.
10697 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
10698 operand can be VOIDmode constant.
10700 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
10702 * flow.c (redirect_edge_and_branch_force): New.
10703 (can_fallthru): Ensure that basic blocks are succeeding.
10704 (try_optimize_cfg): Do not delete basic block if it is the last one.
10706 * flow.c (try_redirect_by_replacing_jump): Do not remove
10707 jumps with side effects, unlink chain on fallthru edge;
10708 set block for new jump instruction; avoid basic block to
10709 over by line number note.
10711 * flow.c (try_simplify_condjump): Verify that the condjump
10712 is not always falling trought.
10715 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
10717 * flow.c (forwarder_block_p): Fix for fallthru blocks.
10718 (try_redirect_by_replacing_jump): Update properly the count
10719 and frequency information.
10721 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10723 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
10724 address that is a LO_SUM specially.
10725 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
10727 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
10729 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
10730 (operand_subword): Use them.
10731 (change_address_1): Renamed from change_address; new arg VALIDATE.
10732 * expr.h: Reflect above changes; change_address now macro.
10733 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
10735 * cselib.c (add_mem_for_addr): Likewise.
10736 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
10737 * regmove.c (try_apply_stack_adjustment): Likewise.
10738 * reload.c (push_reload, make_memloc): Likewise.
10739 * reload1.c (eliminate_regs): Likewise.
10740 * simplify-rtx.c (simplify_replace_rtx): Likewise.
10741 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
10743 * combine.c (make_extraction, simplify_shift_const): Likewise.
10744 (gen_lowpart_for_combine): Likewise.
10745 * cse.c (gen_lowpart_if_possible): Likewise.
10746 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
10747 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
10748 * optabs.c (gen_move_insn): Likewise.
10749 * reload1.c (alter_reg): Likewise.
10750 * simplify-rtx.c (simplify_subreg): Likewise.
10751 * stmt.c (expand_anon_union_decl): Likewise.
10752 * recog.c (validate_replace_rtx_1): Likewise.
10754 * Makefile.in (recog.o): Add $(EXPR_H).
10755 * explow.c (stabilize): Call replace_equiv_address.
10756 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
10757 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
10759 2001-07-03 Andrew Haley <aph@redhat.com>
10761 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
10762 the mode of the memory location.
10764 2001-07-09 Bo Thorsen <bo@suse.co.uk>
10766 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
10768 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
10770 * final.c (output_addr_const): Use target opening and
10771 closing parentheses.
10772 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
10773 defaults, add to TARGET_ASM_OUT.
10774 * target.h (struct gcc_target): Add open_paren and close_paren.
10775 * doc/md.texi: Update.
10776 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
10777 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
10778 TARGET_ASM_CLOSE_PAREN.
10779 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
10781 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
10783 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
10784 * config/a29k/a29k.h: Similarly.
10785 * config/alpha/alpha.h: Similarly.
10786 * config/arc/arc.h: Similarly.
10787 * config/arm/aof.h: Similarly.
10788 * config/arm/aout.h: Similarly.
10789 * config/avr/avr.h: Similarly.
10790 * config/c4x/c4x.h: Similarly.
10791 * config/clipper/clipper.h: Similarly.
10792 * config/convex/convex.h: Similarly.
10793 * config/d30v/d30v.h: Similarly.
10794 * config/dsp16xx/dsp16xx.h: Similarly.
10795 * config/elxsi/elxsi.h: Similarly.
10796 * config/fr30/fr30.h: Similarly.
10797 * config/h8300/h8300.h: Similarly.
10798 * config/i370/i370.h: Similarly.
10799 * config/i386/i386.h: Similarly.
10800 * config/i860/i860.h: Similarly.
10801 * config/i960/i960.h: Similarly.
10802 * config/ia64/ia64.h: Similarly.
10803 * config/m32r/m32r.h: Similarly.
10804 * config/m68hc11/m68hc11.h: Similarly.
10805 * config/m68k/m68k.h: Similarly.
10806 * config/m88k/m88k.h: Similarly.
10807 * config/mcore/mcore.h: Similarly.
10808 * config/mips/mips.h: Similarly.
10809 * config/mn10200/mn10200.h: Similarly.
10810 * config/mn10300/mn10300.h: Similarly.
10811 * config/ns32k/ns32k.h: Similarly.
10812 * config/pa/pa.h: Similarly.
10813 * config/pdp11/pdp11.h: Similarly.
10814 * config/pj/pj.h: Similarly.
10815 * config/romp/romp.h: Similarly.
10816 * config/rs6000/rs6000.h: Similarly.
10817 * config/sh/sh.h: Similarly.
10818 * config/sparc/sparc.h: Similarly.
10819 * config/v850/v850.h: Similarly.
10820 * config/vax/vax.h: Similarly.
10821 * config/we32k/we32k.h: Similarly.
10823 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
10825 * doc/c-tree.texi: Document representation of attributes.
10827 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
10829 * doc/tm.texi: Update some places for the rename of target to
10832 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
10834 * target.h (struct gcc_target): Add insert_attributes.
10835 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
10836 (TARGET_INITIALIZER): Update.
10837 * tree.c, tree.h (default_insert_attributes): New function.
10838 Update comments on other default functions to refer to targetm,
10840 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
10841 TARGET_INSERT_ATTRIBUTES.
10842 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
10843 * c-common.c (decl_attributes): Use targetm.insert_attributes.
10844 Don't use PRAGMA_INSERT_ATTRIBUTES.
10845 * Makefile.in (c-common.o): Depend on $(TARGET_H).
10846 * c-decl.c (start_decl, start_function): Don't call
10847 SET_DEFAULT_DECL_ATTRIBUTES.
10848 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
10849 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
10851 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
10852 (c4x_check_attribute): Avoid modifying attribute list itself.
10853 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
10855 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
10856 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
10858 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
10859 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
10861 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
10862 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
10864 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
10865 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
10866 Adjust parameters. Make static.
10868 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
10870 * c-common.c (decl_attributes): Only take a single attributes
10872 * c-common.h (decl_attributes): Update prototype.
10873 * c-decl.c (start_decl, start_function): Only take a single
10874 attributes parameter. Update calls to decl_attributes.
10875 (finish_struct, finish_enum): Update calls to decl_attributes.
10876 (push_parm_decl): Expect unified list of attributes. Update call
10877 to decl_attributes.
10878 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
10879 notype_nested_function, component_declarator,
10880 component_notype_declarator, label): Update calls to
10882 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
10883 lists that are passed to push_parm_decl.
10884 * c-tree.h (start_function, start_decl): Update prototypes.
10885 * config/sh/sh-protos.h, config/sh/sh.c
10886 (sh_pragma_insert_attributes): Only take a single attributes
10888 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
10889 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
10890 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
10891 build_module_descriptor, generate_static_references,
10892 generate_strings, build_selector_translation_table,
10893 generate_descriptor_table, generate_protocols,
10894 generate_ivars_list, generate_dispatch_table,
10895 generate_protocol_list, generate_category,
10896 generate_shared_structures, really_start_method, add_objc_decls,
10897 generate_classref_translation_entry): Update calls to start_decl
10898 and start_function.
10899 (build_tmp_function_decl, start_method_def): Unify attribute lists
10900 that are passed to push_parm_decl.
10902 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
10904 * final.c (no_asm_to_stream): New.
10905 (final_scan_insn): Use target structures for prologue ends
10906 and epilogue starts.
10907 * output.h (no_asm_to_stream): New.
10908 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
10909 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
10910 (TARGET_ASM_OUT): Update.
10911 * target.h (struct gcc_target): New members function_end_prologue
10912 and function_begin_epilogue.
10913 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
10914 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
10915 * config/alpha/alpha.c (output_end_prologue): Rename to
10916 alpha_output_function_end_prologue. Use in target struct
10918 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
10919 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
10920 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
10921 ia64_output_function_end_prologue. Use in target struct
10923 (ia64_function_prologue, ia64_funciton_epilogue): Rename
10924 mistyped prototypes.
10925 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
10926 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
10928 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
10929 an use in target struct, make static.
10930 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
10933 2001-07-08 Richard Henderson <rth@redhat.com>
10935 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
10937 2001-07-08 Richard Henderson <rth@redhat.com>
10939 * config/i386/i386.md: Remove constraints strings from define_split
10940 and define_peephole2 patterns.
10941 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
10942 (eh_return): Use them.
10944 2001-07-08 Richard Henderson <rth@redhat.com>
10946 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
10947 Document MD_FALLBACK_FRAME_STATE_FOR.
10949 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10951 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
10952 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
10954 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
10956 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
10958 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
10959 of the label inside NAME as opposed to just the end of NAME.
10961 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
10963 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
10964 * config/alpha/alpha.c (alpha_init_machine_status,
10965 alpha_mark_machine_status, alpha_free_machine_status): Delete.
10966 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
10967 (vms_valid_decl_attribute_p): Make static, conditionally compile.
10968 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
10970 2001-07-06 Stan Shebs <shebs@apple.com>
10972 * target.h (targetm): Rename global from "target", so as not to
10973 conflict with local variables.
10975 * c-typeck.c: Ditto.
10978 * cp/decl.c: Ditto.
10979 * cp/decl2.c: Ditto.
10980 * cp/typeck.c: Ditto.
10981 * 1750a/1750a.c: Ditto.
10982 * a29k/a29k.c: Ditto.
10983 * arc/arc.c: Ditto.
10984 * arm/arm.c: Ditto.
10985 * avr/avr.c: Ditto.
10986 * clipper/clipper.c: Ditto.
10987 * convex/convex.c: Ditto.
10988 * d30v/d30v.c: Ditto.
10989 * dsp16xx/dsp16xx.c: Ditto.
10990 * elxsi/elxsi.c: Ditto.
10991 * fr30/fr30.c: Ditto.
10992 * h8300/h8300.c: Ditto.
10993 * i370/i370.c: Ditto.
10994 * i386/i386.c: Ditto.
10995 * i860/i860.c: Ditto.
10996 * i960/i960.c: Ditto.
10997 * ia64/ia64.c: Ditto.
10998 * m32r/m32r.c: Ditto.
10999 * m68hc11/m68hc11.c: Ditto.
11000 * m68k/m68k.c: Ditto.
11001 * m88k/m88k.c: Ditto.
11002 * mips/mips.c: Ditto.
11003 * ns32k/ns32k.c: Ditto.
11005 * pdp11/pdp11.c: Ditto.
11006 * romp/romp.c: Ditto.
11007 * rs6000/rs6000.c: Ditto.
11009 * sparc/sparc.c: Ditto.
11010 * vax/vax.c: Ditto.
11011 * we32k/we32k.c: Ditto.
11012 * doc/tm.texi: Update the manual to match.
11014 2001-07-06 Richard Henderson <rth@redhat.com>
11016 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
11017 DWARF2_UNWIND_INFO not just whether it is defined.
11019 2001-07-06 Diego Novillo <dnovillo@redhat.com>
11021 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
11022 call to simplify_binary_operation returns a new pattern.
11024 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
11026 * glimits.h (__SHRT_MAX__): New.
11027 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
11028 (SHRT_MAX): Define in terms of __SHRT_MAX__.
11030 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
11032 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
11035 2001-07-06 Richard Henderson <rth@redhat.com>
11037 * bitmap.c (bitmap_release_memory): Move adjacent to the
11038 allocation functions.
11039 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
11040 the implementation. Binary search for the set bit.
11041 (bitmap_union_of_diff): Allocate the temporary on the stack
11042 instead of using xmalloc.
11044 2001-07-06 Richard Henderson <rth@redhat.com>
11046 * genrecog.c (validate_pattern): Warn for constraints in
11047 define_{expand,split,peephole2}. Remove strict_low_part
11048 before looking up match_dup.
11050 2001-07-06 DJ Delorie <dj@redhat.com>
11052 * doc/gcc.texi (Makefile): Rename to be a more general purpose
11053 chapter about various build hints and history. Add section
11054 talking about the various types of native and cross builds.
11056 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
11058 * Makefile.in (final.o): Depend on target.h.
11059 * final.c: Include target.h.
11060 (default_function_pro_epilogue): New.
11061 (final_start_function): Use target structure for function prologues.
11062 (final_end_function): Use target structure for function epilogues.
11063 * fold-const.c (real_hex_to_f): Constify s and p.
11064 * output.h (default_function_pro_epilogue): New.
11065 * real.h (real_hex_to_f): Update prototype.
11066 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
11067 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
11068 (TARGET_INITIALIZER): Update.
11069 * target.h (gcc_target): Add struct asm_out.
11070 * doc/tm.texi: Update.
11073 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
11074 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
11075 in cpu/cpu.c, or rename old functions consistently. Take
11076 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
11077 redundant macros and prototypes. Make new functions static.
11079 * 1750a/1750a.c: Similarly.
11080 * 1750a/1750a.h: Similarly.
11081 * a29k/a29k-protos.h: Similarly.
11082 * a29k/a29k.c: Similarly.
11083 * a29k/a29k.h: Similarly.
11084 * arc/arc-protos.h: Similarly.
11085 * arc/arc.c: Similarly.
11086 * arc/arc.h: Similarly.
11087 * arm/arm-protos.h: Similarly.
11088 * arm/arm.c: Similarly.
11089 * arm/arm.h: Similarly.
11090 * avr/avr-protos.h: Similarly.
11091 * avr/avr.c: Similarly.
11092 * avr/avr.h: Similarly.
11093 * clipper/clipper-protos.h: Similarly.
11094 * clipper/clipper.c: Similarly.
11095 * clipper/clipper.h: Similarly.
11096 * convex/convex.c: Similarly.
11097 * convex/convex.h: Similarly.
11098 * d30v/d30v-protos.h: Similarly.
11099 * d30v/d30v.c: Similarly.
11100 * d30v/d30v.h: Similarly.
11101 * d30v/d30v.md: Similarly.
11102 * dsp16xx/dsp16xx-protos.h: Similarly.
11103 * dsp16xx/dsp16xx.c: Similarly.
11104 * dsp16xx/dsp16xx.h: Similarly.
11105 * elxsi/elxsi.c: Similarly.
11106 * elxsi/elxsi.h: Similarly.
11107 * fr30/fr30.c: Similarly.
11108 * fr30/fr30.md: Similarly.
11109 * h8300/h8300-protos.h: Similarly.
11110 * h8300/h8300.c: Similarly.
11111 * h8300/h8300.h: Similarly.
11112 * i370/i370-protos.h: Similarly.
11113 * i370/i370.c: Similarly.
11114 * i370/i370.h: Similarly.
11115 * i386/i386.c: Similarly.
11116 * i386/osf1elf.h: Similarly.
11117 * i386/osfrose.h: Similarly.
11118 * i860/i860-protos.h: Similarly.
11119 * i860/i860.c: Similarly.
11120 * i860/i860.h: Similarly.
11121 * i960/i960-protos.h: Similarly.
11122 * i960/i960.c: Similarly.
11123 * i960/i960.h: Similarly.
11124 * ia64/ia64-protos.h: Similarly.
11125 * ia64/ia64.c: Similarly.
11126 * ia64/ia64.h: Similarly.
11127 * m32r/m32r-protos.h: Similarly.
11128 * m32r/m32r.c: Similarly.
11129 * m32r/m32r.h: Similarly.
11130 * m68hc11/m68hc11-protos.h: Similarly.
11131 * m68hc11/m68hc11.c: Similarly.
11132 * m68hc11/m68hc11.h: Similarly.
11133 * m68k/crds.h: Similarly.
11134 * m68k/dpx2.h: Similarly.
11135 * m68k/m68k-protos.h: Similarly.
11136 * m68k/m68k.c: Similarly.
11137 * m68k/m68k.h: Similarly.
11138 * m68k/news.h: Similarly.
11139 * m88k/m88k-protos.h: Similarly.
11140 * m88k/m88k.c: Similarly.
11141 * m88k/m88k.h: Similarly.
11142 * mips/mips-protos.h: Similarly.
11143 * mips/mips.c: Similarly.
11144 * mips/mips.h: Similarly.
11145 * ns32k/merlin.h: Similarly.
11146 * ns32k/ns32k.c: Similarly.
11147 * ns32k/ns32k.h: Similarly.
11148 * ns32k/tek6000.h: Similarly.
11149 * pa/pa-protos.h: Similarly.
11150 * pa/pa.c: Similarly.
11151 * pa/pa.h: Similarly.
11152 * pdp11/2bsd.h: Similarly.
11153 * pdp11/pdp11-protos.h: Similarly.
11154 * pdp11/pdp11.c: Similarly.
11155 * pdp11/pdp11.h: Similarly.
11156 * romp/romp-protos.h: Similarly.
11157 * romp/romp.c: Similarly.
11158 * romp/romp.h: Similarly.
11159 * rs6000/rs6000-protos.h: Similarly.
11160 * rs6000/rs6000.c: Similarly.
11161 * rs6000/rs6000.h: Similarly.
11162 * rs6000/sysv4.h: Similarly.
11163 * sh/sh-protos.h: Similarly.
11164 * sh/sh.c: Similarly.
11165 * sh/sh.h: Similarly.
11166 * sparc/sparc-protos.h: Similarly.
11167 * sparc/sparc.c: Similarly.
11168 * sparc/sparc.h: Similarly.
11169 * vax/vax.c: Similarly.
11170 * vax/vax.h: Similarly.
11171 * vax/vms.h: Similarly.
11172 * we32k/we32k.c: Similarly.
11173 * we32k/we32k.h: Similarly.
11175 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
11177 * basic-block.h (first_insn_after_basic_block_note): Declare.
11178 * flow.c (first_insn_after_basic_block_note): Define. Moved
11180 * ssa.c (first_insn_after_basic_block_note): Remove.
11181 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
11183 (ssa_eliminate_dead_code): Properly update the CFG and PHI
11184 nodes when we find a dead conditional branch. Insert BARRIERs
11185 after any blocks with no successors, but which do not have
11188 2001-07-06 Zack Weinberg <zackw@stanford.edu>
11190 * varray.c (varray_check_failed): Use internal_error.
11192 2001-07-05 Andrew Haley <aph@redhat.com>
11194 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
11195 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
11196 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
11198 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
11200 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
11201 reference if the target constant is also a SYMBOL_REF.
11203 2001-07-05 Eric Christopher <echristo@redhat.com>
11205 * config/mips/mips.h (MASK_MIPS3900): Remove.
11206 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
11207 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
11208 (TARGET_MIPS3900): Change to use mips_arch.
11209 (TARGET_MIPS4000): New.
11210 (TARGET_MIPS4100): New.
11211 (TARGET_MIPS4300): New.
11212 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
11213 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
11215 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
11216 (ISA_HAS_BRANCHLIKELY): To here.
11217 (CC1_CPU_SPEC): New.
11218 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
11219 (mips_arch_string): Declare.
11220 (mips_arch): Declare.
11221 (TARGET_OPTIONS): Add -march and -mtune.
11223 * config/mips/mips.c (mips_arch_string): New.
11225 (override_options): Handle -march for codegen and -mtune
11226 for scheduling. Use mips_arch. Move tx39 target default here.
11227 (mips_parse_cpu): Move error message to override_options.
11229 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
11231 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
11233 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
11234 (MIPS Options): Ditto. Change mcpu entry to historical text.
11236 2001-07-05 H.J. Lu (hjl@gnu.org)
11238 * config/mips/mips.c (mips_parse_cpu): New function to parse
11241 2001-07-05 Jim Wilson <wilson@redhat.com>
11243 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
11244 * config/ia64/t-ia64: Likewise.
11245 (LIB1ASMFUNCS): Update comment.
11247 2001-07-05 David Edelsohn <edelsohn@gnu.org>
11249 * doc/install.texi (Install GCC: Binaries): Fix typo.
11251 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11253 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
11254 reference using the stack pointer, adjust it since we push Y
11256 ("*ashrsi3"): Likewise.
11257 ("*lshrsi3"): Likewise.
11259 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11261 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
11262 when -fomit-frame-pointer is used.
11264 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
11266 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
11267 (try_redirect_by_replacing_jump): Reverse updating properly the
11268 count and frequency information. Reverse removing cc0 setter.
11269 (forwarder_block_p): Reverse fixing for fallthru blocks.
11271 2001-07-05 DJ Delorie <dj@redhat.com>
11273 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
11274 (translate_options): If the above is defined, use it to map
11275 given options to new options.
11276 * doc/tm.texi: Document it.
11278 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
11279 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11281 * doc/invoke.texi (Optimize Options): Document that -fgcse may
11282 cause programs using computed gotos to run more slowly.
11284 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11286 * doc/install.texi (Specific): Markup, spelling and typo fixes.
11288 Consistently require binutils 2.11.2, not prereleases.
11289 (Specific, decstation-*): Canonicalize as mips-dec-*.
11290 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
11292 (Specific, m68k-altos): Removed reference to README.altos, deleted.
11293 (Specific, mips-*): Reword MIPS C compiler requirements.
11294 (Specific, powerpc*-*-*): New, mention --with-cpu once.
11295 (Specific, sunv5): Removed, obsolete.
11297 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
11299 * dwarf2out.c (output_loc_list): Use an all ones mask for
11300 .text asm output and don't rely on long long
11301 literals. Reformat some long lines.
11303 2001-07-05 Andreas Jaeger <aj@suse.de>
11305 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
11308 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
11310 * dwarf2out.c (dwarf2out_define): Update comment.
11311 (dwarf2out_undef): Ditto.
11312 (dwarf2out_start_source_file): Ditto.
11313 (dwarf2out_end_source_file): Ditto.
11314 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
11315 since we never call the start/end debug hook for the primary file.
11317 2001-07-04 Kazu Hirata <kazu@hxi.com>
11319 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
11322 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
11324 * cppinit.c (remove_dup_dirs): Inform if a system include
11325 directory is being reordered.
11326 * doc/invoke.texi (Directory Options): GCC warns if you hide a
11328 * doc/cpp.texi (Search Paths): Likewise.
11329 * doc/gcc.texi (Interoperation): Remove information about
11332 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
11334 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
11335 (VARRAY_TOP_CHAR_PTR): Likewise.
11337 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11339 * gcc.c (process_command): Don't assign elements of a const char*.
11341 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11343 * emit-rtl.c (change_address): Don't abort if invalid address while
11344 reload is in progress.
11346 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
11348 * c-lex.c (cb_file_change): Pass line number to
11349 debug_start_source_file.
11350 (cb_undefine): Pass correct line number to debug_undef.
11352 * toplev.c (debug_start_source_file): Add line number to
11353 parameters. Pass it along to dwarf2out_start_source_file.
11354 (decode_g_option): Stop resetting debug level back to normal when
11355 we change debug formats, unless the current level is
11356 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
11359 * toplev.h (debug_start_source_file): Add line number to
11362 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
11365 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
11367 Output debug_macinfo data for starting file if requested.
11368 (dwarf2out_end_source_file): Output debug_macinfo data for ending
11370 (dwarf2out_define): Output debug_macinfo data for defining a macro
11372 (dwarf2out_undef): Output debug_macinfo data for undefining a
11373 macro if requested.
11374 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
11375 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
11376 (macinfo_section_label): New. DWARF2 macro info section label.
11377 (dwarf2out_init): If we want macro info, output the start label
11379 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
11380 attribute to the compilation unit die pointing to the macro info.
11382 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
11384 * dwarf2out.c (new_loc_list): Move to inside #ifdef
11385 DWARF2_DEBUGGING_INFO.
11386 (add_loc_descr_to_loc_list): Ditto.
11387 (output_loc_list): Ditto.
11388 Also, fix thinko in curr not being initialized.
11389 (gen_internal_sym): Ditto.
11391 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11393 * emit-rtl.c (replace_equiv_address): New function.
11394 * expr.h (replace_equiv_address): New declaration.
11395 * explow.c (validize_mem): Call it instead of change_address and
11396 also call if -fforce-addr and address is constant.
11397 * expr.c: Replace more calls to change_address with adjust_address
11398 and/or replace_equiv_address or to validize_mem.
11399 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
11400 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
11401 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
11402 * config/i370/i370.md, config/i860/i860.md: Likewise.
11403 * config/i960/i960.md, config/mips/mips.c: Likewise.
11404 * config/mips/mips.md, config/pa/pa.md: Likewise.
11405 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
11406 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
11408 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11410 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
11412 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
11415 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
11417 * doc/include: New directory.
11418 * doc/fdl.texi: Move to doc/include/fdl.texi.
11419 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
11420 * doc/include/funding.texi, doc/include/gpl.texi: New files.
11421 * doc/gcc.texi: Use funding.texi and gpl.texi.
11422 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
11423 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
11424 Update dependencies and use -I $(docdir)/include.
11426 2001-07-04 Anthony Green <green@redhat.com>
11428 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
11430 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11432 * doc/install.texi (sparc64-*-*): Remove garbage.
11434 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
11436 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
11437 Fix typo in last change to use adjust_address.
11439 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11441 * doc/install.texi (Specific): Update information for *-*-solaris*.
11443 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11445 * explow.c (plus_constant_wide): Reinitialize Y for restart.
11447 2001-07-03 Stan Shebs <shebs@apple.com>
11449 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
11450 case for flag_no_mach_text_sections.
11451 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
11452 * config/darwin.c (flag_no_mach_text_sections): Remove.
11453 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
11455 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11457 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
11458 and avoid checking for constant as first operand.
11459 * recog.c (find_constant_term_loc): No longer static.
11460 (adj_offettable_operand): Delete.
11461 * rtl.h (adj_offsettable_operand): Delete declaration.
11462 (find_constant_term): Add declaration.
11463 * caller-save.c: Replace calls to adj_offsettable_operand with calls
11465 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
11466 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
11467 * config/i386/i386.c, config/i386/i386.md: Likewise.
11468 * config/i860/i860.c, config/i960/i960.c: Likewise.
11469 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
11470 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
11471 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
11472 * config/mips/mips.c, config/mips/mips.md: Likewise.
11473 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
11474 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
11475 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
11476 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
11477 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
11478 * config/ns32k/ns32k.md: Likewise.
11480 2001-07-03 Zack Weinberg <zackw@stanford.edu>
11482 * rtl.c (copy_rtx): Handle 'T' format letter.
11483 * gensupport.c (collect_insn_data): Likewise.
11484 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
11486 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
11488 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
11489 -B option. Use 'dir' not 'foo' as example directory name.
11491 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11493 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
11494 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
11496 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
11498 * doc/cppinternals.texi: Improve formatting and logical markup.
11500 2001-07-03 Andreas Jaeger <aj@suse.de>
11502 * Makefile.in (insn-recog.o): Add dependency on reload.h.
11504 * genrecog.c (write_header): Include reload.h for prototypes in
11507 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
11510 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
11511 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
11512 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
11513 i386_pe_valid_type_attribute_p): Add.
11514 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
11515 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
11517 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11519 * explow.c (plus_constant_wide, case LO_SUM): New case.
11520 (plus_constant_for_output_wide): Delete.
11521 * rtl.h (plus_constant_for_output): Delete.
11522 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
11523 instead of plus_constant_for_output.
11524 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
11525 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
11526 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
11527 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
11528 * config/sparc/sparc.md: Likewise.
11529 Convert some change_address calls to adjust_address.
11531 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
11533 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
11534 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
11535 documentation of -std and -Wwrite-strings.
11537 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
11539 * cse.c (canon_hash): Don't register registers in very small
11540 register classes, as extending their lifetime might cause
11543 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11545 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
11547 * flow.c (forwarder_block_p): Fix for fallthru blocks.
11548 (try_redirect_by_replacing_jump): Update properly the count
11549 and frequency information.
11551 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
11553 * toplev.c (dump_file_index): Move SSA dumps just after first
11555 (dump_file): Corresponding changes.
11556 (rest_of_compilation): Move SSA path to just after the first
11558 * doc/gcc.texi (Passes): Update due to movement of SSA path.
11559 * doc/invoke.texi: Update dump file #s as they were completely
11560 out of date with reality.
11562 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
11564 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
11566 * expr.c (emit_move_insn_1): Deal with non-default
11569 * expr.c (emit_single_push_insn): Fix warning.
11571 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
11573 * expr.c (emit_move_insn_1): Avoid modifying
11574 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
11576 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11578 * emit-rtl.c (adjust_address): New function.
11579 * expr.h (adjust_address): Add declaration.
11580 * builtins.c: Replace some calls to change_address with calls to it
11581 or to validize_mem.
11582 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
11583 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
11584 * config/arm/arm.c, config/convex/convex.c: Likewise.
11585 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
11586 * config/i386/i386.c, config/i386/i386.md: Likewise.
11587 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
11588 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
11589 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
11590 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
11591 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
11593 2001-07-02 Jim Wilson <wilson@redhat.com>
11595 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
11597 2001-07-02 Steve Ellcey <sje@cup.hp.com>
11599 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
11600 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
11602 2001-07-02 Zack Weinberg <zackw@stanford.edu>
11604 * cppinit.c (lang_defaults): New table.
11605 (set_lang): Just read from lang_defaults into the live options
11608 2001-07-02 Zack Weinberg <zackw@stanford.edu>
11610 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
11611 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
11612 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
11614 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11616 * doc/install.texi: Various spelling and markup fixes.
11617 (Installing GCC): Component specific installation instructions are
11620 Warn about removing old install dir in the presence of shared libs.
11621 (Configuration): Invoke with options target to match configure
11623 Consistently refer to gas, gld pathnames.
11624 Invert --enable-multilib documentation.
11625 Remove references to old compiler versions.
11627 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11629 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
11631 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11633 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
11635 (Specific, mips*-sgi-irix5): Note IDO download.
11636 Reworded MIPS C hints.
11637 Use GNU as instead of GAS.
11639 Removed SGI Freeware reference, IRIX 6 only.
11640 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
11641 Note N64 library requirement/workaround.
11643 Complete list of structure passing bug victims.
11645 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11647 * doc/install.texi: Remove CVS Id.
11649 2001-07-02 Andreas Jaeger <aj@suse.de>
11651 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
11652 (find_inherently_necessary): Remove unused variable.
11654 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
11656 * c-common.h (TDI_inlined): New ast dump phase.
11657 (dump_flag_name): New function.
11658 * c-dump.c (dump_files): Add inlined phase.
11659 (dump_flag_name): Define.
11660 * doc/invoke.texi (-fdump-ast-inlined): Document.
11662 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11664 * stor-layout.c (layout_decl): Revert change to handling of alignment
11667 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11669 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
11672 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
11674 * doc/tm.texi (FUNCTION_ARG): Document that the last call
11677 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
11679 * tlink.c (recompile_files): Remove COMPILER_PATH and
11680 LIBRARY_PATH from the environment.
11682 2001-07-01 Zack Weinberg <zackw@stanford.edu>
11684 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
11685 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
11687 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
11689 * c-parse.in (OBJC_STRING): Kill.
11690 (objc_string): Decompose to [objc_string] '@' STRING.
11691 (reswords): Take the leading '@' off all the Objective C keywords.
11692 (objc_rid_sans_at): Kill.
11693 (init_reswords): Don't initialize it.
11694 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
11695 (_yylex): Kill reconsider label. Look ahead one token after
11696 an '@'; if we get an identifier, check whether it's an
11697 Objective C @-keyword. If so, return the keyword. Otherwise,
11698 put back the token and return the '@' as a terminal.
11700 * cpplib.c (lex_macro_node): Remove unnecessary check for
11701 leading '@' on identifier. Clarify control flow and commentary.
11703 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11705 * cse.c (new_label_ref): Variable deleted.
11706 (insert): Remove set of new_label_ref.
11707 (check_for_label_ref): New function.
11708 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
11710 See ChangeLog.5 for earlier changes.