1 2001-11-10 Geoffrey Keating <geoffk@redhat.com>
3 * doc/tm.texi (Label Output): Document ASM_OUTPUT_LABEL_REF.
4 * final.c (output_addr_const): Use ASM_OUTPUT_LABEL_REF.
5 * config/stormy16/stormy16.c (xstormy16_print_operand): For '%C',
6 don't print an @fptr for labels either.
7 (xstormy16_output_addr_vec): Don't print @fptr here.
8 * config/stormy16/stormy16.h (ASM_OUTPUT_LABEL_REF): New macro.
10 Sat Nov 10 08:50:50 2001 Jeffrey A Law (law@cygnus.com)
12 * ssa-ccp.c (examine_flow_edges): Use old-style definition, not
13 an ANSI/ISO definitino.
14 (ssa_const_prop): Likewise.
16 2001-11-10 Aldy Hernandez <aldyh@redhat.com>
18 * config/rs6000/rs6000.c (rs6000_reg_names): Remove leading "v" or
21 2001-11-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23 * cppexp.c (parse_number): Use ISXDIGIT/hex_value.
24 * cpplex.c (hex_digit_value): Use hex_p/hex_value.
25 * cppmain.c (general_init): Call hex_init.
26 * tradcif.y (parse_number): Use TOLOWER/ISXDIGIT/hex_value/hex_p.
28 * config.gcc (i[34567]86-dg-dgux*): Don't set `out_file'.
30 * i386/dgux.h (ASM_FILE_START): Set to the meaningful portions
31 of dgux.c:output_file_start().
33 * i386/dgux.c: Delete file.
35 2001-11-09 Richard Henderson <rth@redhat.com>
37 * config/alpha/alpha.c (decl_in_text_section): New.
38 (current_file_function_operand): Use it.
39 (alpha_encode_section_info, alpha_end_function): Likewise.
41 2001-11-07 David O'Brien <obrien@FreeBSD.org>
43 * config.gcc: Add FreeBSD/IA-64 target. Expand config/i64/elf.h headers.
44 * config/i64/ia64.h (TARGET_VERSION,ASM_SPEC,LINK_SPEC): Remove,
45 they are OS specific. Use CPP_CPU_SPEC rather than CPP_PREDEFINES,
46 so OS specific files and use CPP_PREDEFINES for their needs.
47 * config/i64/elf.h (TARGET_VERSION): Add. Also, move inclusion of
48 target headers to tm_file.
49 * config/ia64/aix.h (TARGET_VERSION): Likewise.
50 * config/ia64/hpux.h (TARGET_VERSION): Likewise.
51 * config/ia64/linux.h (TARGET_VERSION): Likewise.
52 (FUNCTION_PROFILER): Remove.
53 * config/ia64/ia64.h (FUNCTION_PROFILER): Update defintion using the
54 version in config/ia64/linux.h.
55 * config/ia64/freebsd.h: New file.
56 * config/freebsd.h: Tidy up.
57 (_USING_CONFIG_FREEBSD): Define.
58 (FBSD_CPP_PREDEFINES): Add __KPRINTF_ATTRIBUTE__.
59 (FBSD_CPP_SPEC): Define generic FreeBSD spec.
60 (FBSD_STARTFILE_SPEC): Likewise.
61 (FBSD_ENDFILE_SPEC): Likewise.
62 (FBSD_LIB_SPEC): Likewise.
63 (WCHAR_UNSIGNED): Undefine, FreeBSD's wchars are signed.
64 (USER_LABEL_PREFIX): Define to ELF compatible value as some CPU headers
65 set an ELF-improper one.
67 2001-11-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
69 * pa.c (emit_move_sequence): Use cint_ok_for_move to check whether a
70 constant can be loaded in a single instruction to a register. When
71 loading immediate constants, use PLUS instead of HIGH/LO_SUM. Use
72 depdi for insertion of most significant 32-bits on 64-bit hosts.
73 * pa.h (LEGITIMATE_CONSTANT_P): Accept constants that can be built
74 with ldil/ldo/depdi instruction sequence on 64-bit hosts.
75 * pa.md: New addmove pattern for adding constant_int to HImode
76 register and moving result to HImode register. Remove HImode HIGH
79 2001-11-09 Neil Booth <neil@daikokuya.demon.co.uk>
81 * Makefile.in: Update.
82 * c-decl.c (print_lang_decl, print_lang_type): Remove.
83 (print_lang_identifier): Rename c_print_identifier.
84 * c-lang.c (LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_SET_YYDEBUG): New.
85 (print_lang_statistics, lang_print_xnode): Remove.
86 * c-parse.in (set_yydebug): Rename c_set_yydebug.
87 * c-tree.h (c_set_yydebug, c_print_identifier): New.
88 * langhooks-def.h (lhd_print_tree_nothing, lhd_set_yydebug): New.
89 LANG_HOOKS_PRINT_STATISTICS, LANG_HOOKS_PRINT_XNODE,
90 LANG_HOOKS_PRINT_DECL, LANG_HOOKS_PRINT_TYPE,
91 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_SET_YYDEBUG): New.
92 (LANG_HOOKS_INITIALIZER): Update.
93 * langhooks.h (struct lang_hooks): New members.
94 (lang_print_tree_hook): New.
95 * langhooks.c (lhd_print_tree_nothing, lhd_set_yydebug): New.
96 * print-tree.c: Include langhooks.h.
98 * toplev.c (decode_d_option): Update.
99 * tree.c: Include langhooks.h.
100 (dump_tree_statistics): Update.
101 * tree.h (print_lang_statistics, print_lang_decl, print_lang_type,
102 print_lang_identifier, set_yydebug, lang_print_xnode): Remove.
104 * objc-act.c (LANG_HOOKS_PRINT_IDENTIFIER,
105 LANG_HOOKS_SET_YYDEBUG): Override.
106 (lang_print_xnode, print_lang_statistics): Remove.
108 2001-11-09 Richard Henderson <rth@redhat.com>
110 * dwarf2asm.c (dw2_force_const_mem): Invoke STRIP_NAME_ENCODING
111 on the symbol string.
113 2001-11-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
115 * pa/elf.h (ASM_DECLARE_FUNCTION_NAME,
116 ASM_OUTPUT_EXTERNAL_LIBCALL): Undef before defining.
117 * config.gcc (hppa1.1-*-rtems*): Remove duplicate clause.
119 * clipper.h (ASM_OUTPUT_REG_POP): Fix typo.
121 * tlink.c (recompile_files): Copy strings passed to `putenv'.
123 2001-11-09 Geoffrey Keating <geoffk@redhat.com>
125 * tree.h (TYPE_VOLATILE): Trap use not on TYPEs.
126 (TYPE_READONLY): Likewise.
128 * flow.c (insn_dead_p): Allow for AUTO_INC notes all the time.
130 * config/stormy16/stormy16.h (ASM_SPEC): Revert last change,
131 don't pass --gdwarf2 to the assembler if the compiler will also
134 * config/stormy16/stormy16.c (xstormy16_expand_casesi):
137 Fri Nov 9 17:51:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
139 * alias.c (nonoverlapping_memrefs_p): New function.
140 (true_dependence, canon_true_depenence, write_dependence_p): Call it.
142 * emit-rtl.c (set_mem_attributes): Get alignments for constants.
144 2001-11-09 Aldy Hernandez <aldyh@redhat.com>
146 * rs6000.h (REG_CLASS_CONTENTS): Add VRSAVE bit to ALL_REGS.
147 (CONDITIONAL_REGISTER_USAGE): Disable AltiVec registers unless
148 generating altivec code.
149 (FIXED_REGISTERS): VRSAVE is fixed.
150 (CALL_USED_REGISTERS): VRSAVE is call used.
152 2001-11-09 Jason Eckhardt <jle@rice.edu>
154 * config/mips/mips.c (mips_output_conditional_branch): Do not hard
155 code the branch target as ".+16/.+12", but rather use labels.
157 Fri Nov 9 11:27:42 2001 Jeffrey A Law (law@cygnus.com)
159 * config/pa/milli64.S: Use %r25 and %r0 instead of arg1 and r0
160 to work around limitations of certain versions of GAS.
162 * pa.md (mulsi3): Remove PA64 hack to work around SUBREG issues.
163 (muldi3): Update due to SUBREG_BYTE changes.
166 2001-11-09 Zack Weinberg <zack@codesourcery.com>
168 * doc/invoke.texi: Remove comment referring to -xf77-version.
170 2001-11-09 Kazu Hirata <kazu@hxi.com>
172 * config/convex/convex.c: Fix comment formatting.
173 * config/convex/convex.h: Likewise.
175 2001-11-08 Zack Weinberg <zack@codesourcery.com>
177 * Makefile.in (.po.pox): Look both in srcdir and builddir
179 (po/$(PACKAGE).pot): Don't move-if-change the new potfile over
180 to the source directory.
182 2001-11-09 Ben Elliston <bje@redhat.com>
183 Michael Meissner <meissner@redhat.com>
184 Andrew MacLeod <amacleod@redhat.com>
185 Richard Henderson <rth@redhat.com>
186 Nick Clifton <nickc@redhat.com>
187 Catherine Moore <clm@redhat.com>
189 * m32r.c: Add support for m32rx processor.
193 * m32r-protos.h: Add prototypes for m32rx functions.
194 * doc/invoke.texi: Document -m32rx option.
196 2001-11-09 Jakub Jelinek <jakub@redhat.com>
198 * config/sparc/sparc.md (movdf): Avoid calling validize_mem during
201 2001-11-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
203 * doc/install.texi2html: Use $MAKEINFO --no-split.
205 2001-11-09 Andreas Schwab <schwab@suse.de>
207 * Makefile.in ($(HOST_PREFIX_1)rtl.o,
208 $(HOST_PREFIX_1)print-rtl.o, $(HOST_PREFIX_1)bitmap.o,
209 $(HOST_PREFIX_1)vfprintf.o, $(HOST_PREFIX_1)doprint.o,
210 $(HOST_PREFIX_1)strstr.o, $(HOST_PREFIX_1)errors.o,
211 $(HOST_PREFIX_1)ggc-none.o): Update dependencies.
213 2001-11-09 H.J. Lu <hjl@gnu.org>
215 * config/mips/mips.c (mips_output_function_prologues): Cast
216 `tsize' to long for output.
218 2001-11-09 Neil Booth <neil@daikokuya.demon.co.uk>
220 * c-lang.c (LANG_HOOKS_NAME): New.
221 (lang_hooks): Constify.
222 (c_init_options): Update.
223 (lang_identify): Remove.
224 * c-parse.in (language_string): Remove.
225 * dbxout.c: Include langhooks.h.
226 (dbxout_symbol_location): Update.
227 * dwarf2out.c: Include langhooks.h.
228 (gen_compile_unit_die): Update.
229 * dwarfout.c: Include langhooks.h.
230 (prototyped_attribute, output_compile_unit_die): Update.
231 * langhooks-def.h (LANG_HOOKS_NAME, LANG_HOOKS_IDENTIFIER_SIZE): New.
232 (LANG_HOOKS_INITIALIZER): Update.
233 * langhooks.h (struct lang_hooks): New members. Constify.
234 * stringpool.c: Don't include toplev.h.
235 (set_identifier_size): Remove.
236 * toplev.c (toplev_main): Initialize identifier size.
237 (print_version): Update.
238 * tree.h (language_string, init_lex, lang_identify,
239 set_identifier_size): Remove.
240 * Makefile.in: Update dependencies.
241 * config/darwin.c: Include langhooks.h.
242 (func_name_maybe_scoped): Update.
243 * config/darwin.h (ASM_END_FILE): Update.
244 * config/nextstep.h (ASM_END_FILE): Update.
245 * config/nextstep21.h (ASM_END_FILE): Update.
246 * config/i386/sun386.h (ASM_END_FILE): Update.
247 * config/rs6000/rs6000.c (ASM_END_FILE): Include langhooks.h.
248 (rs6000_output_function_epilogue): Update.
250 * objc-act.c (LANG_HOOKS_NAME): Override.
251 (struct lang_hooks): Constify.
252 (objc_init_options): Update.
253 (lang_identify): Remove.
255 Fri Nov 9 00:25:18 EST 2001 John Wehle (john@feith.com)
257 * fold-const.c (lshift_double): Honor PREC.
258 (rshift_double): Likewise.
260 2001-11-08 Kazu Hirata <kazu@hxi.com>
262 * config/1750a/1750a.c: Fix comment formatting.
263 * config/1750a/1750a.h: Likewise.
265 2001-11-08 Phil Edwards <pedwards@disaster.jaj.com>
267 * configure.in (--enable-languages): Be more permissive about
268 syntax. Check for empty lists better. Warn about $LANGUAGES.
269 * configure: Regenerated.
271 2001-11-08 Richard Henderson <rth@redhat.com>
273 * dwarf2asm.c (dw2_force_const_mem): Fix typo.
275 2001-11-08 Geoffrey Keating <geoffk@redhat.com>
277 * config.gcc: Rename stormy16 to xstormy16.
278 * config/stormy16/stormy-abi: Likewise.
279 * config/stormy16/stormy16-protos.h: Likewise.
280 * config/stormy16/stormy16.c: Likewise.
281 * config/stormy16/stormy16.h: Likewise.
282 * config/stormy16/stormy16.md: Likewise.
284 2001-11-06 Geoffrey Keating <geoffk@redhat.com>
286 * tree.h (TYPE_VOLATILE): Add enable-checking code.
287 (TYPE_READONLY): Likewise.
289 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
291 * reload1.c (reload): Don't delete equiv insn if can throw.
293 * expr.c (emit_block_move): If X is readonly emit CLOBBER for it.
294 (clear_storage): Likewise, for OBJECT.
296 Thu Nov 8 16:23:51 2001 Jeffrey A Law (law@cygnus.com)
298 * pa.c (emit_move_sequence): Fix SUBREG expression to
299 use proper byte offset when extending a constant from
302 2001-11-09 Jakub Jelinek <jakub@redhat.com>
304 * cfgrtl.c (purge_dead_edges): Remove REG_EH_REGION note for insns
307 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
309 * explow.c (convert_memory_address, case SUBREG): Only return
310 inner object if SUBREG_PROMOTED_VAR_P or known to be pointer.
312 2001-11-08 Richard Henderson <rth@redhat.com>
314 * Makefile.in (GCC_FOR_TARGET): Add build_tooldir/sys-include.
315 (CROSS_SYSTEM_HEADER_DIR): Use build_tooldir not tooldir.
316 (ORDINARY_FLAGS_TO_PASS, stmp-fixinc): Likewise.
318 2001-11-08 Aldy Hernandez <aldyh@redhat.com>
320 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -maltivec.
322 2001-11-08 Jakub Jelinek <jakub@redhat.com>
324 * dwarf2out.c (debug_str_hash): New.
325 (struct indirect_string_node): New.
326 (struct dw_val_struct): Change type of val_str to it.
327 (DEBUG_STR_SECTION_FLAGS): Define.
328 (add_AT_string): Push string into hashtable, increment reference
330 (AT_string): Return string from ht_identifier.
331 (AT_string_form): New.
332 (free_AT): For dw_val_class_str, just decrement reference counter.
333 (size_of_string): Remove.
334 (size_of_die): Use AT_string_form to decide what size the string
336 (size_of_pubnames): Use strlen instead of size_of_string.
337 (value_format): Use AT_string_form for dw_val_class_str.
338 (output_die): Output DW_FORM_strp strings using
339 dw2_asm_output_offset.
340 (indirect_string_alloc, output_indirect_string): New.
341 (dwarf2out_finish): Emit .debug_str strings if there are any.
343 2001-11-08 Andreas Franck <afranck@gmx.de>
345 * configure.in: Add AC_ARG_PROGRAM to support program name
346 transformation with --program-prefix, --program-suffix and
347 --program-transform-name.
348 * configure: Regenerated.
349 * Makefile.in (GCC_INSTALL_NAME, CPP_INSTALL_NAME,
350 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
351 GCCBUG_INSTALL_NAME, GCC_CROSS_NAME, CPP_CROSS_NAME,
352 PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): Handle
353 program_transform_name the way suggested by autoconf.
354 (GCC_TARGET_INSTALL_NAME): Define.
355 (install-driver): Use the transformed target alias name.
357 2001-11-08 Richard Henderson <rth@redhat.com>
359 * config/mips/mips.c (save_restore_insns): Remove GP from the
360 restore registers mask early instead of special casing it inside
363 2001-11-08 Neil Booth <neil@daikokuya.demon.co.uk>
365 * cp/decl.c (shadow_warning): New function.
366 (pushdecl): Improve -Wshadow warnings. Don't give both a warning
367 and an error when a block scope decl shadows a parameter.
369 2001-11-08 Richard Henderson <rth@redhat.com>
371 * config/fp-bit.h (usi_to_float): Define for US_SOFTWARE_GOFAST
374 2001-11-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
376 * pa.md (negdf2, negsf2): Use multiplication rather than subtraction
377 to implement floating negation on processors prior to PA 2.0.
379 2001-11-08 Jakub Jelinek <jakub@redhat.com>
381 * dwarf2asm.c (mark_indirect_pool_entry, mark_indirect_pool): New.
382 (USE_LINKONCE_INDIRECT): Define.
383 (dw2_output_indirect_constant_1): Try to output indirect constants
384 into linkonce sections if possible.
385 (dw2_force_const_mem): Likewise. Register indirect_pool with GGC.
386 (dw2_output_indirect_constants): Likewise.
388 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
390 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Add vrsave.
392 2001-11-07 Neil Booth <neil@daikokuya.demon.co.uk>
394 * c-decl.c (pushdecl): Remove file and line.
395 * c-typeck.c (pop_init_level): Remove size.
397 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
399 * doc/invoke.texi: Add -maltivec, -mno-altivec, and -mabi=altivec
402 * config/rs6000/rs6000.h (MASK_ALTIVEC): New.
403 (TARGET_ALTIVEC): New.
404 (TARGET_SWITCHES): Add altivec.
405 (FIRST_PSEUDO_REGISTER): Change to 109.
406 (CALL_USED_REGISTERS): Same.
407 (FIRST_ALTIVEC_REGNO): New.
408 (LAST_ALTIVEC_REGNO): New.
409 (ALTIVEC_REGNO_P): New.
410 (UNITS_PER_ALTIVEC_WORD): New.
411 (ALTIVEC_VECTOR_MODE): New.
412 (FIXED_REGISTERS): Add altivec registers.
413 (REG_ALLOC_ORDER): Same.
414 (HARD_REGNO_NREGS): Adjust for altivec registers.
415 (HARD_REGNO_MODE_OK): Same.
416 (MODES_TIEABLE_P): Same.
417 (REGISTER_MOVE_COST): Same.
418 (REGNO_REG_CLASS): Same.
419 (reg_class): Add ALTIVEC_REGS.
420 (REG_CLASS_NAMES): Same.
421 (REG_CLASS_CONTENTS): Same.
422 (REG_CLASS_FROM_LETTER): Add 'v' constraint for ALTIVEC_REGS.
423 (ALTIVEC_ARG_RETURN): New.
424 (FUNCTION_VALUE): Handle VECTOR_TYPE.
425 (LIBCALL_VALUE): Handle altivec vector modes.
426 (VECTOR_MODE_SUPPORTED_P): New.
427 (ALTIVEC_ARG_MIN_REG): New.
428 (ALTIVEC_ARG_MAX_REG): New.
429 (ALTIVEC_ARG_NUM_REG): New.
430 (FUNCTION_VALUE_REGNO_P): Return true for altivec return register.
431 (FUNCTION_ARG_REGNO_P): Support passing args in altivec registers.
432 (REGISTER_NAMES): Add altivec regs.
433 (DEBUG_REGISTER_NAMES): Same.
434 (ADDITIONAL_REGISTER_NAMES): Same.
435 (rs6000_builtins): New.
436 (MD_EXPAND_BUILTIN): New.
437 (MD_INIT_BUILTINS): New.
438 (LEGITIMATE_OFFSET_ADDRESS_P): This addressing mode is not valid
439 for AltiVec instructions.
440 (LEGITIMATE_LO_SUM_ADDRESS_P): Same.
441 (HARD_REGNO_MODE_OK): Altivec modes can only go in altivec
443 (SECONDARY_MEMORY_NEEDED): We need memory to copy vector modes.
444 (TARGET_SWITCHES): Add no-altivec.
445 (DATA_ALIGNMENT): Align vectors to 128 bits.
446 (TARGET_OPTIONS): Add abi= option.
447 Add rs6000_abi_string extern.
448 (LOCAL_ALIGNMENT): New.
449 (CPP_CPU_SPEC): Define __ALTIVEC__ when -maltivec.
450 (MASK_ALTIVEC_ABI): New.
451 (TARGET_ALTIVEC_ABI): New.
452 (CONDITIONAL_REGISTER_USAGE): Set first 20 AltiVec registers to
454 (STACK_BOUNDARY): Adjust for altivec.
455 (BIGGEST_ALIGNMENT): Same.
456 (rs6000_args): Add vregno.
457 (USE_ALTIVEC_FOR_ARG_P): New.
458 (FIXED_REGISTERS): Add vrsave register.
459 (CALL_USED_REGISTERS): Same.
460 (CONDITIONAL_REGISTER_USAGE): Set VRSAVE info.
462 (reg_class): Add VRSAVE_REGS.
463 (REG_CLASS_NAMES): Same.
464 (REG_CLASS_CONTENTS): Same.
465 (REGNO_REG_CLASS): Same.
467 * config/rs6000/sysv4.h (STACK_BOUNDARY): Adjust for altivec.
468 (ABI_STACK_BOUNDARY): Same.
469 (BIGGEST_ALIGNMENT): Same.
470 (ADJUST_FIELD_ALIGN): Remove undef. Define anew.
471 (ROUND_TYPE_ALIGN): Same.
473 * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
476 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
479 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
482 * config/rs6000/rs6000.c (rs6000_expand_builtin): New.
483 (altivec_expand_builtin): New.
484 (altivec_init_builtins): New.
485 (TARGET_EXPAND_BUILTIN): New.
486 (TARGET_INIT_BUILTINS): New.
487 (rs6000_init_builtins): New.
488 (struct builtin_description): New.
490 (rs6000_reg_names): Add altivec registers.
491 (alt_reg_names): Same.
492 (secondary_reload_class): Altivec regs can hold altivec regs and
494 (rs6000_emit_move): Force constants into memory for AltiVec moves.
495 (print_operand): Add 'y' case for printing altivec memory
497 (rs6000_legitimize_address): Legitimize vector addresses into
499 (altivec_expand_binop_builtin): New.
500 New string rs6000_current_abi.
501 (rs6000_override_options): Call rs6000_parse_abi_options.
502 (rs6000_parse_abi_options): New.
503 (function_arg_boundary): Vector arguments must be 16
505 (function_arg_advance): Handle vector arguments.
506 (function_arg_partial_nregs): Same.
507 (init_cumulative_args): Same.
508 (function_arg): Same.
510 * config/rs6000/rs6000.md (altivec_lvx): New.
511 (type): Add altivec attribute.
513 (*movv4si_internal): New.
515 (*movv16qi_internal): New.
517 (*movv8hi_internal1): New.
519 (*movv4sf_internal1): New.
636 2001-11-07 Daniel Berlin <dan@cgsoftware.com>
638 * Makefile.in (df.o): Add fibheap.h to dependencies.
640 * df.h: Add prototypes for transfer functions, iterative_dataflow
642 (enum df_flow_dir): New enum.
643 (enum df_confluence_op): New enum.
644 (struct df): Add inverse_rts_map.
646 * df.c: Add sbitmap.h to the list of includes.
647 (df_rd_global_compute): Removed.
648 (df_ru_global_compute): Removed.
649 (df_lr_global_compute): Removed.
650 (df_rd_transfer_function): New function.
651 (df_ru_transfer_function): New function.
652 (df_lr_transfer_function): New function.
653 (df_analyse_1): allocate/compute/free df->inverse_rts_map.
654 Use iterative_dataflow_bitmap instead of df_*_global_compute.
655 (iterative_dataflow_sbitmap): New function.
656 (iterative_dataflow_bitmap): New function.
658 2001-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
660 * doc/gcc.texi: Move terminology and spelling conventions to
661 htdocs/codingconventions.html.
663 2001-11-07 Graham Stott <grahams@redhat.com>
665 * cse.c (cse_insn): Emit BARRIER after unconditional jump.
667 Wed Nov 7 13:33:34 CET 2001 Jan Hubicka <jh@suse.cz>
669 * expmed.c (expand_mult): Force operand to register before computing
671 * i386.c (x86_decompose_lea): New global vairable.
672 * i386.h (x86_decompose_lea): Declare.
673 (TARGET_DECOMPOSE_LEA): New macro.
674 (RTX_COST): Handle leas properly.
676 2001-11-06 Richard Henderson <rth@redhat.com>
678 * config/alpha/elf.h (DO_SELECT_SECTION): TREE_READONLY is not
679 defined for a CONSTRUCTOR; don't check it.
681 2001-11-06 Danny Smith <dannysmith@users.sourceforge.net>
683 * gcov.c (output_data): Use IS_ABSOLUTE_PATHNAME to
684 test for absolute pathnames.
686 2001-11-06 Olivier Hainque <hainque@act-europe.fr>
688 * unwind-dw2.c (execute_cfa_program): Evaluate call frame
689 instructions up to the target pc inclusive.
691 2001-11-06 Steve Christiansen <smc@us.ibm.com>
693 * loop.c (loop_regs_scan): Don't invalidate PIC register.
695 2001-11-06 Eric Christopher <echristo@redhat.com>
697 * config/mips/mips.md(movdf_internal2): Add constraints for float
698 to general register move.
699 * config/mips/elf64.h: Add default ABI.
701 2001-11-06 Neil Booth <neil@cat.daikokuya.demon.co.uk>
703 * alias.c:: Include langhooks.h.
704 * emit-rtl.c: Similarly.
705 * toplev.c: Similarly.
706 * tree-inline.c: Similarly.
707 * langhooks-def.h: New, the old langhooks.h. Give the default
708 hooks a common prefix.
709 * langhooks.h: Contents extracted from toplev.h.
710 * toplev.h: Move langhook stuff to langhooks.h.
711 * langhooks.c: Give default hooks a common prefix.
713 * c-lang.c: Include langhooks-def.h.
714 * objc/objc-act.c: Similarly.
715 * Makefile.in: Update.
716 * objc/Make-lang.in: Update.
718 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
720 * doc/install.texi: Document that configure options not listed in
721 this file are unsupported. Document --with-system-zlib.
723 Tue Nov 6 09:21:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
725 * rtl.h (mem_for_const_double): New declaration.
726 * varasm.c (mem_for_const_double): New function.
727 * config/convex/convex.md (movdf): Use it.
728 * config/m68k/hp320.h (LEGITIMATE_PIC_OPERAND_P): Likewise.
729 * config/m68k/linux.h, config/m68k/m68k.h: Likewise.
730 * config/m68k/m68kv4.h: Likewise.
732 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Adjust for addition
733 of new GP reg classes.
735 * expr.c (store_field): When making temp object for unaligned
736 component, set it to alias set 0.
738 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
740 * c-common.c (c_expand_expr_stmt): Apply default conversions to
741 non-lvalue arrays if C99.
742 * c-typeck.c (default_conversion): Split out code handling
743 array-to-pointer and function-to-pointer conversions into a
744 separate default_function_array_conversion function.
745 (default_function_array_conversion): New function. Keep track of
746 whether any NON_LVALUE_EXPRs were stripped. Return non-lvalue
747 arrays unchanged outside C99 mode instead of giving an error for
749 (build_component_ref): Use pedantic_non_lvalue when handling
750 COMPOUND_EXPR. Don't handle COND_EXPR specially.
751 (convert_arguments): Use default_function_array_conversion.
752 (build_unary_op): For ADDR_EXPR, take a flag indicating whether
754 (unary_complex_lvalue): Likewise.
755 (internal_build_compound_expr): Use
756 default_function_array_conversion. Apply default conversions to
757 function in compound expression.
758 (build_c_cast, build_modify_expr, digest_init, build_asm_stmt):
759 Use default_function_array_conversion.
760 * doc/extend.texi: Update documentation of subscripting non-lvalue
764 2001-11-05 Zack Weinberg <zack@codesourcery.com>
766 * aclocal.m4: (AM_WITH_NLS): Don't look at ALL_LINGUAS.
767 (AM_GNU_GETTEXT): Set CATALOGS to a list of .gmo files
768 corresponding to the complete set of .po and .gmo files in
769 the source directory's po subdir, modified by LINGUAS. Don't
771 * configure.in: Don't set ALL_LINGUAS.
772 * configure: Regenerate.
774 * Makefile.in (.po.gmo): Don't move into source directory.
775 (.po.pox): Clarify comments.
776 (install-po): Look for .gmo files in both srcdir and objdir;
777 don't fail if a file is totally missing.
778 (distclean): rmdir ada subdirectory too.
780 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
782 * config/rs6000/rs6000.c (rs6000_select_section): Handle
783 CONSTRUCTORs _correctly_.
785 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
787 * c-decl.c (delete_block): Remove.
788 * c-tree.h (delete_block): Remove.
790 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
792 * cppexp.c (lex, parse_defined): Update warning about defined.
794 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
796 * config/rs6000/rs6000.c (rs6000_select_section): Handle
799 2001-11-05 Nick Clifton <nickc@cambridge.redhat.com>
801 * config/arm/arm.c (arm_return_in_memory): Cope with
802 int_size_in_bytes returning -1.
804 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Handle
807 Mon Nov 5 16:15:25 CET 2001 Jan Hubicka <jh@suse.cz>
809 * Makefile.in (bb-reoder.o): Add depdendency on cfglayout.h;
810 remove unneded depdendencies;
812 * cfglayout.c, cfglayout.h: New files; break out from ...
813 * bb-reorder.c: ... here; Remove unneeded includes;
815 2001-11-04 Alan Modra <amodra@bigpond.net.au>
817 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used.
819 2001-11-04 David Edelsohn <edelsohn@gnu.org>
821 * config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit
822 mode as well. Do not explicitly create intermediate regs.
824 2001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
826 * arm/aof.h (aof_text_section, aof_data_section): Don't declare.
827 (common_section): Delete unused variable.
828 (ASM_OUTPUT_ASCII): Fix signed/unsigned warnings.
829 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
830 * arm-protos.h (arm_poke_function_name, aof_add_import,
831 aof_delete_import): Const-ify.
832 * arm.c (legitimize_pic_address): Wrap variables in the macro
833 controlling their usage.
834 (arm_finalize_pic): Mark variable with ATTRIBUTE_UNUSED.
835 (arm_poke_function_name, pic_chain, import, aof_add_import,
836 aof_delete_import): Const-ify.
837 * i386.c (ix86_osf_output_function_prologue): Const-ify.
838 * i386/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
839 ASM_OUTPUT_LONG_DOUBLE): Fix format specifier warnings.
840 * i860/fx2800.h (DBX_OUTPUT_STANDARD_TYPES): Const-ify.
841 * i860/sysv3.h: Add missing comment closure.
842 * m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Add missing semi-colon.
843 * m88k/dgux.h (SELECT_RTX_SECTION): Add missing argument in call
846 * config.gcc (m680[02]0-*-*): Rename case from m68000-*-*.
847 (i960-*-*): Set tmake_file.
848 (sparc86x-*-elf*): Fix typo in header name.
850 * sched-rgn.c (schedule_insns): Delete unused variable.
852 2001-11-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
855 * c-typeck.c (lookup_field): Rework to return a chain down to
857 (build_component_ref): Use the new lookup_field to handle
858 nested anonymous entities correctly.
860 Sun Nov 4 11:53:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
862 * config/sparc/sparc.c (sparc_emit_set_const32, GEN_HIGHINT64):
863 Change parameters to gen_rtx_CONST_DOUBLE.
864 (GEN_INT64, sparc_emit_set_const64): Likewise.
865 * config/sparc/sparc.md (movdf split): Likewise.
867 2001-11-03 Geoffrey Keating <geoffk@redhat.com>
869 * unroll.c (calculate_giv_inc): Use find_last_value rather
870 than just hoping the last instruction is the right SET.
871 [Fixes 990604-1.c on stormy16.]
873 * config/stormy16/stormy16.h (LIB_SPEC): Don't supply any libgloss
874 library at all if -T is used.
876 * config/stormy16/stormy16.c (stormy16_print_operand): Avoid
877 some uses of uninitialized variables in error cases.
879 * config/stormy16/stormy16.c (stormy16_output_shift): Don't
880 look at 'temp' if we won't be using it.
882 * config/stormy16/stormy16.h (CONST_COSTS): Define.
884 (ADDRESS_COST): Define.
885 (MEMORY_MOVE_COST): Allow for memory_move_secondary_cost.
887 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
889 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
890 stormy16_asm_output_mi_thunk.
891 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
893 * config/stormy16/stormy16-protos.h
894 (stormy16_asm_output_mi_thunk): New prototype.
896 2001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
898 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
899 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
900 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
901 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
902 sched-int.h, toplev.c, config/alpha/alpha.c,
903 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
904 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
905 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
906 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
907 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
908 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
909 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
911 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
913 * Makefile.in (dbxout.o): Depend on function.h.
914 * collect2.c (is_in_list): Hide unused function.
915 * dbxout.c: Include function.h.
916 (source_label_number, dbxout_source_line, dbxout_source_file,
917 dbxout_function_end, dbxout_begin_function): Wrap/move inside
918 macros controlling usage.
919 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
920 * output.h (exports_section): Prototype.
922 * convex.c (convex_output_function_prologue): Fix format specifier
924 (asm_declare_function_name): Fix signed/unsigned warning.
925 (print_operand): Fix format specifier warning.
926 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
927 * dsp16xx-protos.h (uns_comparison_operator,
928 num_1600_core_shifts): Prototype.
929 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
930 (frame_size, frame_pointer_offset): Delete.
931 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
932 Make static. Fix format specifier warnings.
933 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
934 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
935 * dsp16xx.md: Add default case in switches.
936 * fr30.h (IN_RANGE): Delete.
937 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
938 * mcore-protos.h (mcore_output_cmov): Const-ify.
939 * mcore.c (mcore_output_cmov): Likewise.
940 * mcore.h (switch_to_section): Make static and prototype.
941 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
942 unsigned>=0 warnings.
943 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
944 * rs6000-protos.h (read_only_data_section,
945 read_only_private_data_section): Prototype.
946 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
947 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
948 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
950 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
952 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
954 * final.c (final_scan_insn): Add brackets around body of if-stmt.
955 * gcc.c (convert_filename): Add static prototype. Const-ify.
956 Wrap variable in macros controlling its use.
957 * output.h (sdata_section): Add prototype.
959 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
960 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
961 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
962 (ASM_FILE_START): Const-ify.
963 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
965 * c4x.md: Don't use the 'U' integer suffix.
966 * clipper.md (clipper_movstr): Delete declaration.
967 * d30v-protos.h (d30v_move_2words): Const-ify.
968 (debug_stack_info): Add prototype.
969 * d30v.c: Include "integrate.h".
970 (d30v_function_arg_boundary, d30v_function_arg,
971 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
972 signed/unsigned warnings.
973 (d30v_print_operand_memory_reference, d30v_move_2words):
975 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
976 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
977 * fr30.md: Const-ify.
978 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
979 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
980 (mvs_get_label_page): Hide unused static function.
981 * i860.c (current_function_original_name): Const-ify.
982 * i860/sysv3.h (current_function_original_name): Likewise.
983 * i860/sysv4.h (current_function_original_name): Likewise.
984 * i960.md: Add default case in switches. Remove unused variable.
985 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
986 * m32r.md: Const-ify.
987 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
988 * m68hc11.c: Include "reload.h".
989 (static_chain_reg, print_options, m68hc11_asm_file_start):
991 * m68hc11.md: Delete unused variable. Const-ify. Add parens
992 around & in comparison.
993 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
994 * mn10200.c (shift_mode): Remove trailing comma.
995 * mn10300-protos.h (output_tst): Const-ify.
996 * mn10300.c (output_tst): Likewise.
997 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
999 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
1000 * pa.c (output_ascii): Likewise.
1001 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
1002 * pdp11.md (expand_unop): Delete declarations.
1003 * pj-protos.h (pj_output_addsi3): Const-ify.
1004 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
1005 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
1006 unique_src_operand): Add prototypes.
1007 (pj_output_store_into_lval): Make definition static.
1008 (pj_function_incoming_arg): Don't use unary plus.
1009 (pj_output_addsi3): Const-ify.
1010 * romp.md (get_symref): Delete declarations.
1011 * v850-c.c (mark_current_function_as_interrupt): Don't return
1012 value from void function.
1013 * v850.c: Include "integrate.h".
1014 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
1015 * vax-protos.h (const_section): Add prototype.
1017 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
1019 * machmode.def: Add documentation for the seventh argument in
1022 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
1024 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
1026 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
1027 <-melf>: Don't have markup for ELF acronym.
1029 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
1031 * config.gcc (mmix-*-*): New target.
1032 * doc/invoke.texi: Document MMIX options.
1033 * doc/contrib.texi: Add note about MMIX port to my entry.
1034 * config/mmix/t-mmix: New file.
1035 * config/mmix/mmix.h: New file.
1036 * config/mmix/mmix-protos.h: New file.
1037 * config/mmix/mmix.c: New file.
1038 * config/mmix/mmix.md: New file.
1039 * config/mmix/crti.asm: New file.
1040 * config/mmix/crtn.asm: New file.
1042 2001-11-03 Kazu Hirata <kazu@hxi.com>
1044 * config/sparc/linux-aout.h: Fix comment formatting.
1045 * config/sparc/linux.h: Likewise.
1046 * config/sparc/linux64.h: Likewise.
1047 * config/sparc/lynx.h: Likewise.
1048 * config/sparc/pbd.h: Likewise.
1049 * config/sparc/sol2-sld-64.h: Likewise.
1050 * config/sparc/sol2.h: Likewise.
1051 * config/sparc/sparc.c: Likewise.
1052 * config/sparc/sparc.h: Likewise.
1053 * config/sparc/sparc.md: Likewise.
1054 * config/sparc/sunos4.h: Likewise.
1055 * config/sparc/vxsim.h: Likewise.
1056 * config/sparc/vxsparc.h: Likewise.
1057 * config/sparc/vxsparc64.h: Likewise.
1059 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1061 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
1062 reference to CONST_DOUBLE_MEM in comment.
1063 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
1064 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
1065 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
1066 * function.c (pop_function_context_from): Don't call
1067 restore_varasm_status.
1068 * function.h (restore_varasm_status): Delete declaration.
1069 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
1071 * rtl.def (CONST_DOUBLE): Update comment.
1072 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
1073 (CONST_DOUBLE_CHAIN): Likewise.
1074 (CONST_DOUBLE_MEM): Delete.
1075 (gen_rtx_CONST_DOUBLE): Update parameters.
1076 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
1077 Remove reference to CONST_DOUBLE_MEM.
1078 (const_alias_set): New variable.
1079 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
1080 (immed_real_const_1): Adjust tests for 0, 1, and 2.
1081 Don't set CONST_DOUBLE_MEM.
1082 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
1083 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
1084 Put constant in const_alias_set.
1085 (struct pool_constant): ALIGN now unsigned.
1086 OFFSET now HOST_WIDE_INT.
1088 (restore_varasm_status): Deleted.
1089 (mark_pool_constant): Mark desc->rtl.
1090 (force_const_mem): Rework to store rtl in hash table,
1091 not CONST_DOUBLE_MEM.
1092 Put constant in const_alias_set.
1093 (find_pool_constant): Check desc->rtl.
1094 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
1095 (init_varasm_once): Initialize const_alias_set.
1097 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
1100 * reload.c (combine_reloads): Don't combine an output reload if there
1101 are other reloads around for part of the output.
1103 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
1104 constant expression.
1105 (set_mem_decl): New function.
1106 * expr.h (set_mem_decl): New declaration.
1107 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
1108 (output_asm_operand_names): Add tab.
1109 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
1111 * builtins.c (get_memory_rtx): Properly set MEM alias set and
1114 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
1116 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
1117 Use "invalid" instead of "illegal". Use @r in comments in
1120 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
1122 * c-decl.c (pushdecl): Move block inside if conditional to remove
1123 possibility of a segfault. Lookup block-level extern
1124 variables in enclosing scopes correctly.
1126 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
1128 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
1130 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
1131 SUBREG so we avoid SUBREGing memory.
1133 * expmed.c (store_bit_field): Same.
1135 2001-11-02 DJ Delorie <dj@redhat.com>
1137 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
1138 using FP registers for DImode mem-mem moves is acceptable.
1140 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
1142 * builtins.c (apply_args_size): Handle vector arguments.
1143 (apply_result_size): Same.
1145 * machmode.def: Set WIDER mode field for all vector entries.
1147 2001-11-02 Graham Stott <grahams@redhat.com>
1149 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
1151 2001-11-01 Eric Christopher <echristo@redhat.com>
1153 * config.gcc: Revert part of earlier patch.
1154 * config/mips/linux.h: Ditto.
1155 * df.c: Include tm_p.h to avoid warnings.
1156 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
1158 * config/mips/mips.c: Define mips_abi regardless.
1159 (mips_output_function_prologues): Add long casts for .frame
1161 (override_options): Allow use of ABI_32.
1163 2001-11-01 Kazu Hirata <kazu@hxi.com>
1165 * config/m68hc11/m68hc11.c: Fix comment formatting.
1166 * config/m68hc11/m68hc11.h: Likewise.
1167 * config/m68hc11/m68hc11.md: Likewise.
1169 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
1171 * c-typeck.c (default_conversion): Retain the original expression
1173 * gcc.dg/Wparentheses.c: New tests.
1175 2001-11-01 David S. Miller <davem@redhat.com>
1177 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
1178 64-bit Sparc description more in line with reality.
1180 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
1182 * Makefile.in (GCOV_OBJS): Add version.o.
1183 * gcov.c: Include "version.h" and <getopt.h>.
1184 (gcov_version_string): Remove.
1185 (print_usage): Take a parameter to determine whether this is a
1186 call from --help or an error message. Give fuller output that
1187 follows the GNU Coding Standards for --help.
1188 (print_version): New function.
1190 (process_args): Use getopt_long. Support long options. Follow
1191 GNU Coding Standards for --help and --version.
1192 * doc/gcov.texi: Document long options.
1193 Addresses part of PR other/704.
1195 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
1197 * pa.c (output_move_double): Fix typo in double load.
1199 2001-11-01 Kazu Hirata <kazu@hxi.com>
1201 * config/h8300/h8300.c (h8300_encode_label): Compute a string
1202 before passing it to ggc_alloc_string.
1204 2001-11-01 Kazu Hirata <kazu@hxi.com>
1206 * config/m68k/3b1.h: Fix comment formatting.
1207 * config/m68k/3b1g.h: Likewise.
1208 * config/m68k/a-ux.h: Likewise.
1209 * config/m68k/amix.h: Likewise.
1210 * config/m68k/apollo68.h: Likewise.
1211 * config/m68k/atari.h: Likewise.
1212 * config/m68k/aux-exit.c: Likewise.
1213 * config/m68k/ccur-GAS.h: Likewise.
1214 * config/m68k/crds.h: Likewise.
1215 * config/m68k/dpx2.h: Likewise.
1216 * config/m68k/dpx2g.h: Likewise.
1217 * config/m68k/hp310.h: Likewise.
1218 * config/m68k/hp320.h: Likewise.
1219 * config/m68k/isi.h: Likewise.
1220 * config/m68k/linux.h: Likewise.
1221 * config/m68k/lynx.h: Likewise.
1222 * config/m68k/m68k-psos.h: Likewise.
1223 * config/m68k/m68k.c: Likewise.
1224 * config/m68k/m68k.h: Likewise.
1225 * config/m68k/m68k.md: Likewise.
1226 * config/m68k/m68kelf.h: Likewise.
1227 * config/m68k/m68kv4.h: Likewise.
1228 * config/m68k/mot3300.h: Likewise.
1229 * config/m68k/news.h: Likewise.
1230 * config/m68k/next.h: Likewise.
1231 * config/m68k/pbb.h: Likewise.
1232 * config/m68k/plexus.h: Likewise.
1233 * config/m68k/sgs.h: Likewise.
1234 * config/m68k/sun3.h: Likewise.
1235 * config/m68k/tower.h: Likewise.
1236 * config/m68k/vxm68k.h: Likewise.
1238 2001-10-31 DJ Delorie <dj@redhat.com>
1240 * config/mips/mips.h (mips_cache_flush_func): Prototype.
1241 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
1242 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
1243 * config/mips/mips.c (mips_cache_flush_func): New.
1244 * doc/invoke.texi: Document the new options.
1246 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
1248 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
1249 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
1251 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
1253 * config/cris/cris.c: Include output.h after tree.h but before
1256 2001-10-31 Zack Weinberg <zack@codesourcery.com>
1258 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
1259 (INTL_SUBDIRS): Just intl.
1260 (.SUFFIXES): Add .gmo .po .pox.
1261 (native): Also depend on build-@POSUB@.
1262 (intl.all, intl.install): Depend on config.h and things it includes.
1263 (po-generated): New target; depend on c-parse.c and tradcif.c.
1264 (install-normal): Also depend on install-@POSUB@.
1265 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
1266 (build-, install-, build-po, update-po, install-po,
1267 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
1269 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
1270 * configure.in: Don't munge XGETTEXT. Don't generate
1272 * configure: Regenerate.
1274 * exgettext: Delete.
1275 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
1276 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
1278 2001-10-31 Kazu Hirata <kazu@hxi.com>
1280 * config/h8300/h8300.md (two anonymous patterns): New.
1282 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
1284 * tree.h (tree_index): Add support for V16QI and V8HI.
1285 (V8HI_type_node): New.
1286 (V16QI_type_node): New.
1288 * tree.c (build_common_tree_nodes_2): Same.
1290 * c-common.c (type_for_mode): Same.
1292 2001-10-31 Kazu Hirata <kazu@hxi.com>
1294 * config/i386/att.h: Fix comment formatting.
1295 * config/i386/beos-elf.h: Likewise.
1296 * config/i386/bsd.h: Likewise.
1297 * config/i386/bsd386.h: Likewise.
1298 * config/i386/crtdll.h: Likewise.
1299 * config/i386/cygwin.asm: Likewise.
1300 * config/i386/cygwin.h: Likewise.
1301 * config/i386/djgpp.h: Likewise.
1302 * config/i386/freebsd-aout.h: Likewise.
1303 * config/i386/freebsd.h: Likewise.
1304 * config/i386/gas.h: Likewise.
1305 * config/i386/i386-interix.h: Likewise.
1306 * config/i386/i386-protos.h: Likewise.
1307 * config/i386/i386.c: Likewise.
1308 * config/i386/i386.h: Likewise.
1309 * config/i386/i386.md: Likewise.
1310 * config/i386/i386elf.h: Likewise.
1311 * config/i386/interix.c: Likewise.
1312 * config/i386/isc.h: Likewise.
1313 * config/i386/isccoff.h: Likewise.
1314 * config/i386/iscdbx.h: Likewise.
1315 * config/i386/linux.h: Likewise.
1316 * config/i386/lynx.h: Likewise.
1317 * config/i386/mingw32.h: Likewise.
1318 * config/i386/netbsd-elf.h: Likewise.
1319 * config/i386/next.h: Likewise.
1320 * config/i386/osf1elf.h: Likewise.
1321 * config/i386/osfrose.h: Likewise.
1322 * config/i386/sco5.h: Likewise.
1323 * config/i386/seq-gas.h: Likewise.
1324 * config/i386/seq-sysv3.h: Likewise.
1325 * config/i386/sequent.h: Likewise.
1326 * config/i386/sol2.h: Likewise.
1327 * config/i386/sun386.h: Likewise.
1328 * config/i386/uwin.asm: Likewise.
1329 * config/i386/uwin.h: Likewise.
1330 * config/i386/vxi386.h: Likewise.
1331 * config/i386/win32.h: Likewise.
1332 * config/i386/winnt.c: Likewise.
1333 * config/i386/xm-cygwin.h: Likewise.
1334 * config/i386/xm-mingw32.h: Likewise.
1336 2001-10-31 Kazu Hirata <kazu@hxi.com>
1338 * builtins.def: Fix comment typos.
1339 * config/alpha.c: Likewise.
1340 * config/arm/arm.c: Likewise.
1341 * config/avr/avr.h: Likewise.
1342 * config/d30v/d30v.c: Likewise.
1343 * config/d30v/d30v.h: Likewise.
1344 * config/d30v/d30v.md: Likewise.
1345 * config/dsp16xx/dsp16xx.c: Likewise.
1346 * config/fr30/fr30.c: Likewise.
1347 * config/fr30/fr30.md: Likewise.
1348 * config/i386/i386.c: Likewise.
1349 * config/i860/i860.c: Likewise.
1350 * config/i960/i960.c: Likewise.
1351 * config/ia64/ia64.c: Likewise.
1352 * config/mips/mips.c: Likewise.
1353 * config/pa/pa.c: Likewise.
1354 * config/rs6000/rs6000.c: Likewise.
1355 * config/s390/s390.c: Likewise.
1356 * config/sparc/sparc.c: Likewise.
1358 2001-10-30 Kazu Hirata <kazu@hxi.com>
1360 * config/mips/elf.h: Fix comment formatting.
1361 * config/mips/elf64.h: Likewise.
1362 * config/mips/iris5.h: Likewise.
1363 * config/mips/iris5gas.h: Likewise.
1364 * config/mips/iris6.h: Likewise.
1365 * config/mips/isa3264.h: Likewise.
1366 * config/mips/linux.h: Likewise.
1367 * config/mips/mips.c: Likewise.
1368 * config/mips/mips.h: Likewise.
1369 * config/mips/mips.md: Likewise.
1370 * config/mips/mips16.S: Likewise.
1371 * config/mips/netbsd.h: Likewise.
1372 * config/mips/osfrose.h: Likewise.
1373 * config/mips/r3900.h: Likewise.
1374 * config/mips/sni-svr4.h: Likewise.
1375 * config/mips/svr4-t.h: Likewise.
1376 * config/mips/ultrix.h: Likewise.
1378 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
1380 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
1381 when we update head->current.
1383 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
1385 * tree.c (id_string_size): Remove.
1386 (dump_tree_statistics): Update.
1387 * toplev.c (compile_file): If dumping stats, dump tree stats too.
1389 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
1391 * sched-rgn.c (schedule_insns): Fix comment.
1393 2001-10-30 Zack Weinberg <zack@codesourcery.com>
1395 * configure.in: Correct previous change: don't assume that
1396 gas's version number _isn't_ the last thing on the line, or
1397 isn't the only number on the line, either.
1398 * configure: Regenerate.
1400 2001-10-30 Kazu Hirata <kazu@hxi.com>
1402 * cfgcleanup.c: Fix a comment typo.
1404 2001-10-30 Kazu Hirata <kazu@hxi.com>
1406 * alias.c: Fix comment formatting.
1407 * recog.c: Likewise.
1408 * config/cris/cris.c: Likewise.
1409 * config/cris/cris.h: Likewise.
1410 * config/i960/i960.c: Likewise.
1411 * config/i960/i960.h: Likewise.
1413 2001-10-30 Kazu Hirata <kazu@hxi.com>
1415 * config/arm/arm.c: Fix a comment typo.
1416 * config/arm/arm.h: Likewise.
1417 * config/ia64/ia64.c: Likewise.
1419 2001-10-30 Jakub Jelinek <jakub@redhat.com>
1421 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
1422 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
1423 * rtl.h (set_unique_reg_note): Change return value.
1424 * gcse.c (try_replace_reg): Use set_unique_reg_note.
1425 * cse.c (cse_insn): Likewise.
1426 * expr.c (emit_move_insn): Likewise.
1427 * explow.c (force_reg): Likewise.
1428 * local-alloc (update_equiv_regs): Likewise.
1429 * loop.c (move_moveables, load_mems): Likewise.
1430 * reload (find_reloads): Likewise.
1432 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
1435 * c-decl.c (parmlist_tags_warning, start_struct,
1436 check_for_loop_decls): Separate messages for struct, union and
1437 enum cases to allow for languages in which they have different
1439 * c-format.c (scanf_flag_specs): Separate short and long name of
1440 the assignment suppression feature.
1441 (check_format_types): Localize "pointer" and "different types"
1443 * c-lex.c (lex_number): Localize "an unsigned long int" and
1445 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
1447 * c-typeck.c (build_unary_up): Separate messages for increment and
1448 decrement cases to allow for languages in which they use different
1449 articles. Localize the strings "increment" and "decrement" in one
1452 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
1454 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
1455 when no changes has been made.
1457 * gcse.c (reg_set_bitmap): Turn into reg_set.
1458 (modify_mem_list_set, canon_modify_mem_list_set)
1459 (clear_modify_mem_tables, free_modify_mem_tables): New.
1460 (gcse_main); Use free_modify_mem_tables.
1461 (free_gcse_mem): Likewise; free the bitmaps.
1462 (alloc_gcse_main): Initialize the bitmaps.
1463 (canon_list_insert): Set canon_modify_mem_list_set.
1464 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
1465 (compute_hash_table): Use clear_modify_mem_tables.
1466 (reset_opr_set_tables): Likewise.
1467 (oprs_not_set_p): reg_set_bitmap is regset.
1468 (mark_set, mark_clobber): Likewise.
1470 * df.h (DF_EQUIV_NOTES): New constant.
1471 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
1474 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
1475 (init_regions, schedule_insns): Conditionalize the checking
1476 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
1478 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
1480 * i386.md (movti_rex64 splitter): Fix condition.
1482 2001-10-29 Zack Weinberg <zack@codesourcery.com>
1484 * configure.in: Do not assume that gas's version number is the
1485 last thing on the first line of as --version output.
1486 * configure: Regenerate.
1488 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
1489 MT_WARNING, MT_ERROR, MT_FATAL.
1490 (main): Call gcc_init_libintl.
1491 (v_message): Call gettext on msgid and "warning: "
1492 * tradcif.y: Include intl.h.
1493 (yyerror): Make parameter definition consistent with
1494 prototype. Call gettext on msgid argument.
1496 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1498 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
1501 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
1503 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1505 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
1506 before referencing it.
1508 2001-10-26 DJ Delorie <dj@redhat.com>
1510 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
1511 override -G, and force -G0.
1513 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1515 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
1516 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
1517 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
1518 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
1520 * loop.h (struct induction): Rename ext_dependant to
1522 * loop.c: Change all uses.
1523 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
1524 All callers changed.
1525 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
1527 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1529 * c-parse.in (expr_no_commas, primary), c-typeck.c
1530 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
1532 2001-10-29 David Edelsohn <edelsohn@gnu.org>
1534 Undo assemble_name change in earlier patch.
1536 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
1538 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
1539 determining the type of the receiver, do not check that TREE_CODE
1540 of receiver is CALL_EXPR before calling receiver_is_class_object().
1541 (receiver_is_class_object): For the GNU runtime: recognize
1542 the case that the receiver is self in a class method context.
1543 Check that TREE_CODE of receiver is CALL_EXPR when checking that
1544 the receiver is a call to objc_get_class.
1546 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1548 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
1550 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1552 * Makefile.in (OBJS): Put all files in alphabetical order.
1554 * dwarf2out.c (add_const_value_attribute): Fix error in last
1557 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
1559 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
1560 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
1562 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
1563 (life_analysis): call purge_all_dead_edges after deleting noops.
1564 (delete_noop_move): Do not purge CFG.
1565 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
1567 2001-10-28 David Edelsohn <edelsohn@gnu.org>
1569 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
1570 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
1571 (ASM_GLOBALIZE_LABEL): Use assemble_name.
1572 (ASM_OUTPUT_COMMON): Likewise.
1573 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
1574 (rs6000_output_function_epilogue): Likewise.
1575 (output_mi_thunk): Fix typo.
1576 (rs6000_output_symbol_ref): Use assemble_name.
1577 (output_toc): Likewise.
1578 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
1579 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
1580 assemble_name calls STRIP_NAME_ENCODING.
1581 (ASM_OUTPUT_LABEL): Use assemble_name.
1582 (ASM_GLOBALIZE_LABEL): Likewise.
1583 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1584 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
1585 (ASM_OUTPUT_LOCAL): Likewise.
1587 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1589 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
1590 (expand_builtin_apply, expand_builtin_return): Likewise.
1591 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
1593 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1595 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1596 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
1597 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
1598 configure, configure.in, except.c, except.h, flow.c, function.c,
1599 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
1600 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
1601 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
1602 unroll.c: Fix spelling errors.
1604 * doc/extend.texi, doc/invoke.texi: Fix spelling.
1606 * doc/gcc.texi: Document use of "dependent" and American spelling.
1608 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
1610 * expr.c (emit_group_load): Support CONCATs by storing them to memory
1613 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1615 * expr.c (store_constructor_field): Only call adjust_address on MEM.
1617 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
1619 * genrecog.c (write_switch): Output if before switch for
1620 DT_elt_zero_wide_safe.
1622 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1624 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
1625 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
1626 (FUNCTION_PROFILER): Const-ify.
1627 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
1628 (eliminate_constant_term, assemble_name, output_addr_const):
1629 Remove declarations.
1630 (ptr_half_pic_address_p, half_pic_hash): Prototype.
1631 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
1632 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
1633 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
1634 (half_pic_declare, half_pic_external): Const-ify.
1635 * toplev.c: Include "halfpic.h".
1637 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1639 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
1640 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
1641 config/i386/i386.c, config/i386/i386-interix.h,
1642 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
1643 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
1644 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
1645 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
1646 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
1647 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
1648 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
1651 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1652 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
1653 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
1654 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
1655 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
1656 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
1657 system.h, toplev.c: Fix spelling errors.
1659 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1661 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
1663 * dwarf2out.c (reg_number): Abort if pseudo.
1664 (reg_loc_descriptor): Return 0 if pseudo.
1665 (is_based_loc): Return 0 if pseudo.
1666 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
1668 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
1669 (loc_descriptor): Return 0 if can't find location and handle 0
1670 return from recursive calls.
1671 (loc_descriptor_from_tree): Likewise.
1672 Fix handling of indirect.
1673 Also return 0 for PLACEHOLDER_EXPR.
1674 Clean up COMPONENT_REF cases.
1675 (add_AT_location_descriptor): Simplify, but handle 0 return from
1677 (add_const_value_attribute): Avoid shift count warning.
1678 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
1679 Set comp_unit_die as context if not in function.
1681 * config/mips/mips-protos.h: Break up long lines.
1682 Remove needless #ifdef/#endif blocks.
1683 Don't declare functions declared in file made by genpreds or recog.h.
1684 * config/mips/mips.c (mips_output_function_prologue): TSIZE
1685 is now HOST_WIDE_INT; delete unneeded casts.
1686 * config/mips/mips.h: Don't use #elif.
1688 * expr.c (stor_constructor_field): Always call adjust_address.
1689 Copy TARGET before changing its alias set.
1690 (store_field): Likewise, for TO_RTX.
1691 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
1693 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
1694 (find_placeholder): Return 0 if can't find object.
1695 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
1698 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1700 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
1702 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
1704 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
1705 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
1706 (merge_blocks): Properly udpate life after making edge nonfallthru.
1707 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
1709 2001-10-26 Kazu Hirata <kazu@hxi.com>
1711 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
1713 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
1715 * c-typeck.c (convert_arguments): When comparing for enumeral
1716 type equality, use TYPE_MAIN_VARIANT.
1717 * gcc.dg/Wconversion.c: New tests.
1719 2001-10-26 Kazu Hirata <kazu@hxi.com>
1721 * s390/s390.c: Fix comment typos.
1722 * s390/s390.h: Likewise.
1723 * s390/s390.md: Likewise.
1725 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1727 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
1728 (walk_tree): Use it for tail calls where appropriate.
1730 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1732 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
1733 non-local label_refs.
1735 2001-10-26 Kazu Hirata <kazu@hxi.com>
1737 * config/h8300/h8300.md (4 anonymous patterns): New.
1739 2001-10-26 Kazu Hirata <kazu@hxi.com>
1741 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
1742 algorithm through the shift_info structure.
1743 (emit_a_shift): Update the use of get_shift_alg.
1745 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
1747 * sched-rgn.c: Remove bitset typedef.
1748 Change bitset to sbitmap in prototypes / variable types.
1750 Remove edgeset_bits.
1751 Remove edgeset_size.
1752 s/BITSET_ADD/SET_BIT/g
1753 s/BITSET_INVERT/sbitmap_ones/g
1754 s/BITSET_INTER/sbitmap_a_and_b/g
1755 s/BITSET_UNION/sbitmap_a_or_b/g
1756 s/BITSET_DIFFER/sbitmap_difference/g
1757 s/bitset_member/TEST_BIT/g
1758 (BITSET_*): Removed.
1759 (bitset_member): Removed.
1760 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
1761 EXECUTE_IF_SET_IN_SBITMAP.
1762 (split_edges): Rewrite, use sbitmap functions instead of bitset
1764 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
1766 2001-10-26 Andreas Schwab <schwab@suse.de>
1768 * reload1.c (emit_input_reload_insns): Fix parens in last
1769 (undocumented) change that was supposed to change only whitespace.
1771 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1773 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
1775 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
1778 2001-10-26 Andreas Jaeger <aj@suse.de>
1780 * flow.c (clear_log_links): Remove unused variable.
1781 * cfgcleanup.c (cleanup_cfg): Likewise.
1783 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1785 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
1786 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
1788 2001-10-26 Richard Henderson <rth@redhat.com>
1790 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
1791 rename PV_REG to R27_REG.
1792 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
1793 (REG_CLASS_FROM_LETTER): Update.
1794 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
1795 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
1796 (udivsi3, modsi3, umodsi3): Likewise.
1797 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
1799 2001-10-26 Richard Henderson <rth@redhat.com>
1801 * cfg.c (clear_aux_for_blocks): Split out of ...
1802 (free_aux_for_blocks): here.
1803 (clear_aux_for_edges): Split from ...
1804 (free_aux_for_edges): here.
1805 * basic-block.h: Declare them.
1806 * lcm.c (compute_antinout_edge): Use them.
1807 (compute_laterin, compute_available, compute_nearerout): Likewise.
1808 (optimize_mode_switching): Likewise.
1810 2001-10-26 Richard Henderson <rth@redhat.com>
1812 * Makefile.in (unstage*): Remove as, ld, collect-ld before
1813 moving everything back to the main build directory.
1815 2001-10-26 Christopher Faylor <cgf@redhat.com>
1817 * config/i386/cygwin.h: Search target specfic include directory, if
1820 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1822 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
1823 of macro guards. Fix #endif comment.
1825 * output.h (default_exception_section, default_eh_frame_section):
1826 Move prototypes outside of macro guard.
1828 * crtstuff.c: Fix #endif comment.
1830 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
1832 * doc/md.texi (movMM): Clarify semantics of storing into a
1833 non-paradoxical SUBREG.
1835 2001-10-25 Zack Weinberg <zack@codesourcery.com>
1837 * langhooks.c (lang_hook_default_clear_binding_stack): New.
1838 (lang_hook_default_get_alias_set): Move next to other alias
1840 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
1841 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
1842 (LANG_HOOKS_INITIALIZER): Add it.
1843 * toplev.h (struct lang_hooks): Add clear_binding_stack.
1844 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
1845 instead of a loop calling poplevel.
1847 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
1849 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
1850 occurrences of #elif with #if...#endif.
1852 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1854 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
1856 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1858 * alias.c (can_address_p): No longer static.
1859 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
1860 Return 0 if all parameters are default values.
1861 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
1862 (adjust_address_1): Try harder to compute a size.
1863 * expr.c (expand_assignment, store_constructor): If can't address,
1864 set MEM_KEEP_ALIAS_SET_P.
1865 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
1866 (store_field): Likewise.
1867 (store_constructor): Simplify call to store_constructor_field.
1868 * expr.h (can_address_p): New declaration.
1869 * gensupport.c (gen_rtx_CONST_INT): New function.
1870 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
1871 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
1872 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
1874 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
1876 2001-10-24 Christopher Faylor <cgf@redhat.com>
1878 * config/i386/cygwin.h: Use proper path for mingw crt files when
1881 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1883 * dwarf2out.c (file_info_cmp): Always return consistent results.
1885 2001-10-24 Roger Sayle <roger@eyesopen.com>
1887 * stmt.c (expand_end_case): Index jumptables from zero for
1888 suitably small values of minval.
1890 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1892 * stor-layout.c (place_union_field): If any field was aligned with
1893 attribute aligned, set record type's TYPE_USER_ALIGN.
1894 (place_field): Likewise.
1895 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
1896 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
1898 2001-10-24 Zack Weinberg <zack@codesourcery.com>
1900 * c-common.h (struct c_common_identifier): Remove rid_code field.
1901 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
1903 * c-typeck.c (constructor_designated): New local flag.
1904 (struct constructor_stack): Add "designated" field to match.
1905 (start_init): Clear it.
1906 (really_start_incremental_init, push_init_level): Push and
1908 (pop_init_level): Pop it.
1909 (set_designator): Set it.
1911 (pop_init_level): Suppress "missing initializer" warnings if
1912 constructor_designated is true.
1913 (process_init_element): Suppress warning about union
1914 initialization under traditional C, if constructor_designated
1917 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1919 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
1922 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
1924 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
1926 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
1928 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
1929 the node was already a set to a constant.
1931 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1933 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
1934 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
1936 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1938 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
1939 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
1940 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
1941 * s390.c (s390_final_chunkify): Don't use string concatenation.
1942 (s390_function_prologue, s390_function_epilogue): Const-ify.
1943 * s390.h (FUNCTION_PROFILER): Remove unused variable.
1945 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1947 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
1950 2001-10-23 Stan Shebs <shebs@apple.com>
1952 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
1953 -traditional-cpp in first-stage compilation.
1955 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1957 * gensupport.c (target_flags): Add.
1959 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
1961 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
1963 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
1964 * except.c (expand_builtin_frob_return_addr): Likewise.
1965 (expand_builtin_eh_return): Likewise.
1966 * stmt.c (expand_computed_goto): Likewise.
1967 * explow.c (memory_address): Likewise.
1968 (allocate_dynamic_stack_space): Clean up predicate testing.
1969 (probe_stack_range): Convert SIZE to Pmode.
1970 * calls.c (rtx_for_function_call): Only call convert_memory_address
1972 Pass function call operand as ptr_mode, not Pmode.
1973 * expr.c (expand_assignment): Clean up calls to convert_memory
1974 address by only doing so when needed and making offsets Pmode.
1975 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
1976 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
1977 is in Pmode, not ptr_mode.
1979 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1981 * darwin-protos.h (constructor_section, destructor_section,
1982 mod_init_section, mod_term_section): Prototype.
1983 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
1985 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
1987 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
1988 objc_section_init declaration.
1989 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
1990 (objc_section_init, try_section_alias): Make static.
1991 (alias_section): Make static and hide unused function.
1992 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
1994 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1996 * alias.c (can_address_p): Compnonents are not addressable if
1997 the containing type has alias set 0.
1998 (get_alias_set): Rework to use STRIP_NOPS.
1999 Only call front-end routine on object, type, or object with
2000 NOPs stripped, not inner values.
2001 Use language hook to call front-end routine.
2002 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
2003 (expand_builtin_apply): Call set_mem_align on MEMs we make.
2004 Don't pass alignment to emit_block_move.
2005 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
2006 (expand_builtin_memset): Likewise, but for clear_storage.
2007 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
2008 and remove C++ specific parts.
2009 * c-common.h (c_common_get_alias_set): Add declaration.
2010 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
2011 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
2012 (save_fixed_argument_area): Call set_mem_align.
2013 Remove alignment in call to emit_block_move.
2014 (emit_library_call_value_1, store_one_arg): Likewise.
2015 (target_for_arg): Remove; disabled long ago.
2016 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
2017 once and similar cleanups.
2018 (offset_address): Use proper introductory comment.
2019 * expr.c (emit_block_move): Use alignment from that of MEM args, not
2020 from explicit operand; all callers changed.
2021 (clear_storage): Likewise.
2022 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
2023 (store_field): Remove kludge on alias set used for to_rtx.
2024 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
2025 (expand_expr_unaligned): Call set_mem_attributes instead of
2027 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
2028 * function.c (assign_stack_temp_for_type): Set MEM alignment.
2029 (expand_function_end): Track MEM attributes of trampolines.
2030 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
2031 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
2032 attributes from original.
2033 * langhooks.c (lang_hook_default_get_alias_set): New function.
2034 (hook_get_alias_set_0): New function.
2035 * langhooks.h (hook_get_alias_set_0): New declaration.
2036 (lang_hook_default_get_alias_set): Likewise.
2037 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
2038 * reload1.c (alter_reg): Use adjust_address_nv.
2039 * rtl.c (get_mode_alignment): Moved to here.
2040 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
2041 change default if unknown from 1 to BITS_PER_UNIT.
2042 * stor-layout.c (get_mode_alignment): Remove from here.
2043 * toplev.h (struct lang_hoks): Add get_alias_set field.
2044 * tree.h (lang_get_alias_set): Delete declaration.
2045 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
2046 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
2047 (ix86_va_arg): Likewise.
2048 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
2049 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
2050 * config/sparc/sparc.c (sparc_va_arg): Likewise.
2051 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
2052 (expand_block_move_mem): Remove dead code.
2054 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
2056 * c-common.c (warn_div_by_zero): New.
2057 * c-common.h (warn_div_by_zero): New.
2058 * c-decl.c (c_decode_option): Take it on the command line.
2059 * c-typeck.c (build_binary_op): Warn about division by zero.
2060 * doc/invoke.texi: Document the new command line option, fix
2061 documentation of -Wmultichar.
2062 * testsuite/gcc.dg/divbyzero.c: New tests.
2063 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
2065 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
2067 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
2069 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
2070 to avoid update_life_info call.
2071 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
2072 * cfgcleanup.c (bb_flags): New enum.
2073 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
2074 (notice_new_block, update_forwarder_flag): New functions.
2075 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
2076 (try_forward_edges): Likewise; update flags.
2077 (merge_blocks): Likewise.
2078 (outgoing_edges_match): Likewise.
2079 (try_crossjump_to_edge): Likewise.
2080 (try_optimize_cfg): Likewise; initialize and clear the flags;
2081 recompute life info if needed.
2082 (cleanup_cfg): No need to clear aux pointers.
2084 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
2086 * config/i386/i386.c (override_options): Default to minimum
2087 stack alignment when optimizing for code size.
2088 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
2091 * config/i386/i386.c (override_options): Set upper limit of
2092 -mpreferred-stack-boundary to 12.
2094 2001-10-22 Zack Weinberg <zack@codesourcery.com>
2096 * recog.c (peephole2_optimize): Add default case to switch.
2098 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
2100 * doc/gcc.texi (Sending Patches): Remove.
2102 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
2104 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
2105 fields when comparing.
2107 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2109 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
2110 * arm.c (HOST_INT, HOST_UINT): Likewise.
2112 2001-10-22 Stan Shebs <shebs@apple.com>
2114 * config/darwin-protos.h (darwin_exception_section): Declare.
2115 (darwin_eh_frame_section): Declare.
2117 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
2119 * i386.md (movti_rex64): Fix mode.
2121 2001-10-22 Stan Shebs <shebs@apple.com>
2123 * target.h (struct gcc_target): Add asm_out.exception_section,
2124 asm_out.eh_frame_section.
2125 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
2126 (TARGET_ASM_EH_FRAME_SECTION): New.
2127 (TARGET_INITIALIZER): Update.
2128 * output.h (default_exception_section): Declare.
2129 (default_eh_frame_section): Declare.
2130 * dwarf2out.c: Include target.h.
2131 (output_call_frame_info): Call target hook for eh frames.
2132 (default_eh_frame_section): New function.
2133 * except.c: Include target.h.
2134 (output_function_exception_table): Call target hook for exception
2136 * varasm.c (default_exception_section): Rename from
2137 exception_section, remove EXCEPTION_SECTION macro.
2139 * config/darwin.h (darwin_eh_frame_section): New function.
2140 (EXCEPTION_SECTION): Remove.
2141 (TARGET_ASM_EXCEPTION_SECTION): Define.
2142 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
2143 (nextstep_exception_section): New function.
2144 (nextstep_eh_frame_section): New function.
2145 (TARGET_ASM_EXCEPTION_SECTION): Define.
2146 (TARGET_ASM_EH_FRAME_SECTION): Define.
2148 * config/pa/som.h (EXCEPTION_SECTION): Remove.
2149 (TARGET_ASM_EXCEPTION_SECTION): Define.
2150 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
2151 (EXCEPTION_SECTION): Remove.
2152 (TARGET_ASM_EXCEPTION_SECTION): Define.
2153 * config/stormy16/stormy16.h: Remove comments referencing
2154 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
2156 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
2157 TARGET_ASM_EH_FRAME_SECTION.
2159 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
2161 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
2164 * c-format.c: Fix spelling typo in comment.
2166 * sched-int.h: Fix typo in GCC preamble.
2168 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
2171 * doc/invoke.texi: Remove references to -fdump-translation-unit.
2173 2001-10-22 Richard Henderson <rth@redhat.com>
2175 * config/i386/i386.c (ix86_expand_clear): New.
2176 * config/i386/i386-protos.h: Declare it.
2177 * config/i386/i386.md (setcc peep2s): Use it.
2178 (movsi_xor): Unexport.
2180 2001-10-22 Richard Henderson <rth@redhat.com>
2182 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
2183 free_EXPR_LIST_list for LOG_LINKS.
2185 2001-10-21 Robert Lipe <robertlipe@usa.net>
2187 * config/i386/i386.c (sco_asm_named_section): Delete.
2188 (sco_asm_out_constructor): Delete.
2189 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
2190 (ASM_OUTPUT_DOUBLE_INT): Likewise.
2191 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
2192 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
2193 (EXCEPTION_SECTION): Delete EH scn renaming hack.
2195 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2197 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
2198 and/or fold extra calls into fewer ones.
2199 * collect2.c (dump_file): Likewise.
2200 * cppexp.c (parse_number): Likewise.
2201 * cpplex.c (_cpp_lex_direct): Likewise.
2202 * final.c (output_asm_insn, asm_fprintf): Likewise.
2203 * fix-header.c (inf_scan_ident, main): Likewise.
2204 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
2206 * fold-const.c (real_hex_to_f): Likewise.
2207 * gen-protos.c (parse_fn_proto): Likewise.
2208 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
2209 * genrecog.c (change_state, write_action): Likewise.
2210 * gensupport.c (shift_output_template): Likewise.
2211 * local-alloc.c (requires_inout): Likewise.
2212 * mips-tfile.c (IS_ASM_IDENT): Likewise.
2213 * protoize.c (is_id_char, main): Likewise.
2214 * real.c (asctoeg): Likewise.
2215 * recog.c (asm_operand_ok): Likewise.
2216 * reload.c (find_reloads): Likewise.
2217 * scan.c (scan_identget_token): Likewise.
2218 * sched-vis.c (print_value): Likewise.
2219 * stringpool.c (ggc_alloc_string): Likewise.
2220 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
2221 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
2222 * tradcpp.c (rescan): Likewise.
2223 * tree.c (clean_symbol_name): Likewise.
2224 * varasm.c (decode_reg_name): Likewise.
2226 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
2227 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
2228 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
2229 * m88k.c (output_ascii): Likewise.
2230 * m88k.h (OVERRIDE_OPTIONS): Likewise.
2231 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
2232 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
2233 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
2235 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
2237 * langhooks.c (lang_hook_default_do_nothing,
2238 lang_hook_default_decode_option): New defaults.
2239 * langhooks.h: Make hooks unconditional and non-NULL.
2240 * toplev.c (compile_file, toplev_main): Update.
2241 * toplev.h: Update comments.
2242 * objc/objc-act.c (lang_hooks): Update to new paradigm.
2244 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2246 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
2248 * system.h (IN_RANGE): New macro.
2250 2001-10-21 Zack Weinberg <zack@codesourcery.com>
2252 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
2253 INTLDEPS variable, which does not include $LIBICONV.
2254 * Makefile.in: Use INTLDEPS in LIBDEPS.
2255 * configure: Regenerate.
2257 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
2259 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
2260 * cpplex.c (lex_percent, lex_dot): Remove.
2261 (get_effective_char, skip_block_comment, skip_line_comment,
2262 parse_identifier_slow, parse_number, parse_string, save_comment,
2263 _cpp_lex_direct): Update to do lookback freely.
2264 (IF_NEXT_IS, BACKUP): New macros.
2265 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
2266 * cppmacro.c (paste_tokens): Update.
2268 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
2270 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
2272 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
2274 * reload1.c (reload): Check CONSTANT_P before calling
2275 LEGITIMATE_PIC_OPERAND_P.
2276 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
2277 workaround of 2001-10-13.
2279 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
2281 * i386.c (split_di): Handle splitting of DFmode.
2283 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2285 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
2286 (adjust_address_1, offset_address): Likewise.
2288 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
2289 (output_asm_insn): Call it for each line output.
2290 Don't record an operand more than once.
2292 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
2293 * main.c: Include config.h and system.h, but not ansidecl.h.
2294 * Makefile.in (main.o): Update accordingly.
2296 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2298 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
2300 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
2302 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
2303 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
2305 (find_sub_basic_blocks): ... here;
2306 (find_many_sub_basic_blocks): New.
2307 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
2309 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
2311 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
2313 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
2315 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
2316 * flow.c (update_life_info): Measure time.
2317 * c-decl.c: Include timevar.h
2318 (c_expand_body): Measure time.
2319 * toplev.c (rest_of_compilation): Measure time of mode switching
2321 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
2323 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
2324 (lang_independent_options): Add asynchronous-unwind-tables
2325 (toplev_main): flag_asynchronous_unwind_tables implies
2327 * flags.h (flag_asynchronous_unwind_tables): Declare.
2328 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
2329 flag_asynchronous_unwind_tables.
2330 (output_call_frame_info): Likewise.
2331 * invoke.texi (-fasynchronous-unwind-tables): Document.
2332 * i386.c (optimization_options): Enable
2333 flag_asynchronous_unwind_tables.
2335 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
2336 * i386.md (s* expanders): Destination is QImode.
2338 * toplev.c (rest_of_compilation): Do not call clear_log_links.
2339 * rtl.h (clear_log_links): Kill.
2340 * flow.c (clear_log_links): Make static; accept blocks parameter;
2341 do no clear life info.
2342 (update_life_info): Call clear_log_links.
2344 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
2346 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
2348 * cpplex.c (handle_newline, skip_escaped_newlines,
2349 get_effective_char, skip_block_comment, skip_line_comment,
2350 parse_identifier_slow, parse_number, parse_string,
2351 _cpp_lex_direct): Update to do more stepping back.
2352 (trigraph_ok): Similarly. Rename trigraph_p.
2353 (SAVE_STATE, RESTORE_STATE): Remove.
2354 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
2356 * cpplib.c (destringize): Rename destringize_and_run, and
2357 call run_directive directly.
2358 (_cpp_do__Pragma): Simplify.
2360 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2362 * pe.c (arm_pe_unique_section): Const-ify.
2363 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
2364 (switch_to_section): Add static prototype.
2366 * output.h (drectve_section): Prototype.
2368 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2370 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
2371 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
2372 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
2373 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
2374 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
2375 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
2376 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
2377 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
2378 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
2379 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
2380 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
2381 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
2382 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
2383 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
2384 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
2385 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
2386 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
2387 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
2388 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
2389 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
2390 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
2391 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
2392 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
2393 cris-*-none, cris-*-linux*: Update ${tmfile} list.
2394 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
2395 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
2396 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
2397 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
2398 v850-*-*): Delete superflous ${cpu_type} setting.
2399 * config/linux.h: Delete svr4.h include.
2400 (SET_ASM_OP): Delete.
2401 * config/netware.h (INT_ASM_OP): Undef before define.
2402 * config/ptx4.h: Delete elfos.h include.
2403 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
2404 * config/svr4.h: Delete elfos.h include. Update commentary.
2405 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
2406 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
2407 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
2408 config/v850/v850.h: Delete svr4.h include.
2409 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
2410 config/m68k/m68kv4.h, config/m88k/sysv4.h,
2411 config/sparc/sysv4.h: Update includes.
2412 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
2413 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
2414 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
2415 config/m88k/dguxbcs.h: Delete includes.
2416 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
2417 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
2418 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
2420 * config/m88k/dgux.h: Delete include.
2421 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
2423 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
2424 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
2425 * config/sh/elf.h: Update include.
2426 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
2427 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
2429 2001-10-19 Catherine Moore <clm@redhat.com>
2431 * config/stormy16/stormy-abi: Updates to varargs descriptions.
2432 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
2433 base and count fields.
2434 (stormy16_expand_builtin_va_start): last_reg_count changed to
2435 size_of_reg_args. Use count + size in first comparison.
2437 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2439 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
2440 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
2441 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
2442 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
2443 Set alignment from type if INDIRECT_REF.
2444 (adjust_address_1, offset_address): Simplify alignment compuitation.
2445 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
2446 here; done by set_mem_attributes.
2448 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2450 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
2451 * arm-protos.h (rdata_section, zero_init_section, common_section):
2453 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
2454 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
2455 traditional mode stringification.
2456 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
2457 in macros controling its use.
2458 * rtlanal.c: Include tm_p.h.
2459 * varasm.c (asm_output_aligned_bss): Mark parameter with
2461 (assemble_constant_align, assemble_start_function, assemble_align,
2462 assemble_variable, assemble_trampoline_template,
2463 output_constant_def_contents): Wrap potentially empty if-stmt body
2466 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2468 * a29k-protos.h (literal_section): Prototype.
2469 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
2470 * a29k.md: Ensure function pointers are prototyped.
2471 * genattrtab.c (write_eligible_delay): Mark parameter with
2474 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2476 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
2477 * 1750a.c (print_operand): Fix format specifier warning.
2478 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
2479 * 1750a.md: Likewise.
2480 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
2481 * genemit.c (output_add_clobbers): Mark parameter with
2483 * genrecog.c (write_subroutine): Likewise.
2484 * integrate.c (expand_inline_function): Delete unused variable.
2485 * varasm.c (remove_from_pending_weak_list): Wrap with
2488 2001-10-19 Jakub Jelinek <jakub@redhat.com>
2490 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
2491 field is different to previous argument's neg field.
2493 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
2495 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2497 * final.c (get_decl_from_op): New function.
2498 (output_asm_insn): Call it; write "*" when item with decl is address.
2500 2001-10-19 Janis Johnson <janis187@us.ibm.com>
2502 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
2503 about 64-bit support from the 3.0_branch version.
2505 2001-10-19 Zack Weinberg <zack@codesourcery.com>
2507 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
2508 USE_INCLUDED_LIBINTL when appropriate.
2509 * configure, config.in: Regenerate.
2510 * Makefile.in (datadir): Set to @datadir@.
2511 (intl.o): Also depend on $(CONFIG_H) and system.h.
2513 * intl.c: Factor out common gettext initialization sequence.
2514 (gcc_init_libintl): New function.
2515 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
2516 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
2517 off NLS. Add multiple include guard. No need to #ifdef-guard
2518 an #undef. Prototype gcc_init_libintl here.
2520 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
2521 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
2522 Use gcc_init_libintl.
2524 2001-10-19 Catherine Moore <clm@redhat.com>
2526 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
2528 * config/stormy16/stormy16.c (stormy16_split_move): Make
2529 sure that REG_INC notes are present for auto_inc operands.
2531 2001-10-19 Andreas Jaeger <aj@suse.de>
2533 * configure: Regenerated.
2534 * configure.in: Add x86_64 to switch statements.
2536 2001-10-18 Richard Henderson <rth@redhat.com>
2538 * config/alpha/alpha.md (sibcall_osf_1): Load destination
2539 address into $27 explicitly.
2540 (sibcall_value_osf_1): Likewise.
2542 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2544 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
2545 (offset_address): New function.
2546 (free_emit_status): Free regno_decl.
2547 (init_emit): Pass proper number of elements to xcalloc.
2548 Allocate regno_decl.
2549 (mark_emit_status): Mark regno_decl values.
2550 * expr.c (highest_pow2_factor): New function.
2551 (expand_assigment): Use it and offset_address.
2552 Properly handle ptr_mode vs. Pmode in offset calculation.
2553 (store_constructor, expand_expr_unaligned): Likewise.
2554 (expand_expr, case COMPONENT_EXPR): Likewise.
2555 * expr.h (offset_address): New decl.
2556 * function.h (struct emit_status): Add regno_decl.
2557 (REGNO_DECL): New macro.
2558 * final.c (output_asm_name): Move in file and don't conditionalize
2559 on flag_print_asm_name.
2560 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
2561 Output names of operands, if known.
2562 * function.c (assign_parms): Set REGNO_DECL.
2563 * integrate.c (integrate_decl_tree): Likewise.
2564 * stmt.c (expand_decl): Likewise.
2565 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
2567 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
2569 * attribs.c (handle_noinline_attribute): New function.
2570 (handle_used_attribute): Likewise.
2571 (c_common_attribute_table): Added noinline and used.
2572 * doc/extend.texi (Function Attributes): Document them.
2573 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
2574 Warn when merging inline with attribute noinline.
2575 (start_decl, start_function): Warn if inline and attribute
2576 noinline appear in the same declaration.
2578 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
2580 * config.gcc: Update c4x and i370 for C front end-specific
2582 * config/c4x/c4x-c.c: New.
2583 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
2584 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2586 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
2587 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2589 (c4x_init_pragma): Remove.
2590 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
2591 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
2592 c4x_pr_ignored): Move to c4x-c.c.
2593 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
2594 * config/c4x/t-c4x: Update.
2595 * config/i370/i370-c.c: New.
2596 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
2597 (i370_pr_map): Move to i370-c.c.
2598 * config/i370/t-i370: New.
2600 * doc/tm.texi: Update.
2602 2001-10-17 Stan Shebs <shebs@apple.com>
2604 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
2605 typo fixes throughout.
2606 (machopic_output_stub): Remove some dead code.
2608 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
2610 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
2613 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2615 * Makefile.in (print-rtl.o): Depend on TREE_H.
2616 * alias.c (get_alias_set): Make two passes over objects to first
2617 see if inner object is access via restricted pointer.
2618 Defer allocating alias set for restricted pointer until here.
2619 Call find_placeholder with second arg nonzero.
2621 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
2622 set for restricted pointer types.
2623 * emit-rtl.c (set_mem_attributes): Set more attributes.
2624 (set_mem_align, change_address, adjust_address_1): New functions.
2625 (change_address_1): Now static.
2626 (adjust_address, adjust_address_nv): Deleted.
2627 (replace_equiv_address): Call change_address_1.
2628 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
2629 (find_placeholder): Get starting point from PLIST arg.
2630 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
2631 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
2632 (adjust_address, adjust_address_nv): New macros.
2633 * print-rtl.c (tree.h): New include.
2634 (print_rtx, case MEM): Print all memory attributes.
2636 2001-10-17 Richard Henderson <rth@redhat.com>
2638 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
2640 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2642 * c-tree.texi: Eliminate duplicated word.
2643 * cpp.texi: Likewise.
2644 * install.texi: Likewise.
2645 * invoke.texi: Likewise.
2646 * tm.texi: Likewise.
2648 2001-10-17 Michael Collison <collison@isisinc.net>
2650 * dsp16xx.c: Fix comment formatting to match GNU standards.
2651 (dsp16xx_output_function_prologue): Change type of 'size'
2652 parameter from 'int' to HOST_WIDE_INT.
2653 (dsp16xx_output_function_epilogue): Change type of 'size'
2654 parameter from 'int' to HOST_WIDE_INT.
2656 2001-10-16 Richard Henderson <rth@redhat.com>
2658 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
2659 * configure, config.in: Rebuild.
2661 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
2662 (ix86_output_addr_diff_elt): New.
2663 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
2664 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
2665 (JUMP_TABLES_IN_TEXT_SECTION): New.
2666 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
2667 * config/i386/i386-protos.h: Update.
2669 * config/i386/386bsd.h, config/i386/beos-elf.h,
2670 config/i386/freebsd-aout.h, config/i386/freebsd.h,
2671 config/i386/i386-interix.h, config/i386/i386elf.h,
2672 config/i386/linux.h, config/i386/netbsd-elf.h,
2673 config/i386/netbsd.h, config/i386/openbsd.h,
2674 config/i386/ptx4-i.h, config/i386/rtemself.h,
2675 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
2676 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
2678 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
2680 * stmt.c (expand_asm_operands): Update commentary.
2682 2001-10-16 Stan Shebs <shebs@apple.com>
2684 * config/darwin.h (GCC_NAME): Remove, no longer used.
2685 (NO_MATH_LIBRARY): Ditto.
2686 (MATH_LIBRARY): Define to emptiness.
2687 (DWARF2_DEBUGGING_INFO): Define.
2688 (PREFERRED_DEBUGGING_TYPE): Define.
2689 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
2690 (EXCEPTION_SECTION): Define.
2691 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2692 * config/darwin.c (darwin_encode_section_info): Handle case of
2693 DECL_INITIAL being error_mark_node.
2695 2001-10-16 Richard Henderson <rth@redhat.com>
2697 * alpha.c (current_file_function_operand): Don't fail for profiling.
2698 (direct_call_operand): New.
2699 * alpha-protos.h: Declare it.
2700 * alpha.h (EXTRA_CONSTRAINT): Use it.
2701 (PREDICATE_CODES): Add it.
2702 (ASM_OUTPUT_MI_THUNK): Remove.
2703 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
2704 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
2706 2001-10-16 Krister Walfridsson <cato@df.lth.se>
2708 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
2709 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2711 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2713 * cfg.c (free_edge): Break out from ....
2714 (remove_edge): ... here.
2715 (clear_edges): Use free_edge.
2717 * att.h (ASM_QUAD): Add comment.
2718 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
2720 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
2722 * i386.c (split_ti): New function.
2723 (ix86_split_to_parts): Support TImodes.
2724 * i386.h (VALID_INT_MODE_P): Add TImode.
2725 * i386.md (movdi splitter): Fix.
2726 (movti): Support 64bit integer registers.
2727 (movti_rex64): New function and splitter.
2729 * i386.c (*_cost): Add movsx/movzx cost.
2730 * i386.h (struct processor_costs): Add movsx/movzx fields.
2731 (RTX_COSTS): Handle zero/sign extend + avoid believing that
2732 64bit operations require split on 64bit machine.
2733 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
2735 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
2736 (ix86_expand_move): Avoid pushes of memory if size does not match;
2737 move long constants to register.
2738 (x86_initialize_trampoline): Fix mode.
2739 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
2740 Use ASM_QUAD on 64bit.
2741 * i386.md (test pattern): Disallow impossible constants.
2742 (tablejump PIC expander): Fix emitting of sum.
2743 (movdicc_rex64): Rename to movdicc.
2744 * linux64.h (LINK_SPEC): Add missing '%'.
2746 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
2748 * tree-inline.c (inlinable_function_p): Leave it up to the
2749 front-end to turn -finline-functions into DECL_INLINE set for all
2752 2001-10-16 Stan Shebs <shebs@apple.com>
2754 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
2756 2001-10-16 Alan Modra <amodra@bigpond.net.au>
2758 * recog.c: Formatting and comment typo fixes.
2760 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
2761 version in single tree build.
2762 * configure: Regenerate.
2764 2001-10-15 David Edelsohn <edelsohn@gnu.org>
2766 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
2767 MODE arguments to gen_rtx and compare operand with const0_rtx.
2769 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2771 * system.h: Poison old unused target macros.
2772 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
2773 * config/stormy16/stormy16.c: Update references to obsolete macros.
2774 * config/stormy16/stormy16.h: Similarly.
2775 * config/stormy16/stormy16.md: Similarly.
2776 * config/cris/cris.h: Similarly.
2778 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2780 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
2781 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
2782 cpp_register_pragma): Update accordingly.
2784 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
2786 * c-pragma.h (cpp_register_pragma_space): Remove.
2787 * cpplib.h (cpp_register_pragma_space): Remove.
2788 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
2789 (cpp_register_pragma_space): Remove.
2790 (cpp_register_pragma): Simplify using lookup_pragma_entry,
2792 (do_pragma): Similarly.
2793 (_cpp_init_internal_pragmas): Don't register namespaces.
2795 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
2796 Don't register namespaces.
2797 * cp/lex.c (init_cp_pragma): Similarly.
2798 * doc/tm.texi: Update.
2800 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
2803 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
2805 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
2807 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
2808 add scheduling support.
2809 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
2810 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
2811 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
2814 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
2816 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
2817 missing CONSTANT_P test in core GCC.
2819 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
2821 * cppmain.c (struct printer): New member source.
2822 (scan_translation_unit): Fix spacing at start of lines.
2823 (cb_line_change): Update.
2825 * gcc.dg/cpp/spacing2.c: New test.
2827 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
2829 * config/cris/arit.c: Use __builtin_labs, not abs.
2831 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
2833 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
2834 misplaced sprintf and fprintf argument.
2836 2001-10-12 Zack Weinberg <zack@codesourcery.com>
2838 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
2839 * configure.in, Makefile.in: Take out obsolete check-po logic.
2840 * configure, config.in: Regenerate.
2842 2001-10-12 Ziemowit Laski <zlaski@apple.com>
2844 * objc/objc-act.c (finish_objc): Correct precondition for emitting
2845 symtab declarations.
2847 2001-10-12 Stan Shebs <shebs@apple.com>
2849 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
2850 declarations of arguments and local variables.
2852 2001-10-12 Christopher Faylor <cgf@redhat.com>
2854 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
2855 ENDFILE_SPEC definition.
2857 2001-10-12 Kazu Hirata <kazu@hxi.com>
2859 * gthr-dce.h: Fix comment formatting.
2860 * gthr-posix.h: Likewise.
2861 * gthr-single.h: Likewise.
2862 * gthr-solaris.h: Likewise.
2863 * gthr-vxworks.h: Likewise.
2864 * gthr-win32.h: Likewise.
2866 2001-10-12 Jakub Jelinek <jakub@redhat.com>
2868 * final.c (output_asm_insn): Make sure assembly dialects are
2869 terminated, not nested. Output `|' and `}' characters if they
2870 don't appear inside assembly dialect selection.
2871 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
2872 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
2873 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
2874 strsetsi_rex_1): Add {} braces.
2876 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2878 * toplev.c (compile_file): Ignore return value from yyparse.
2879 Always pop any nested binding levels after yyparse returns.
2881 2001-10-11 Richard Henderson <rth@redhat.com>
2883 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
2885 2001-10-11 Richard Henderson <rth@redhat.com>
2887 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
2888 fall back to add_AT_long_long for large CONST_INT.
2890 2001-10-11 Richard Henderson <rth@redhat.com>
2892 * config/i386/i386.md (setcc splitters): Add four splitters to
2893 simplify compound compares that simplify_comparison can't handle.
2895 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2897 * cpplex.c (digraph_spellings, token_spellings): Make static.
2899 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2901 * unroll.c (loop_iterations): Fixup last patch.
2903 2001-10-11 Richard Henderson <rth@redhat.com>
2905 * rtl.h (REG_VTABLE_REF): New.
2906 * rtl.c (reg_note_name): Add it.
2907 * combine.c (distribute_notes): Handle it.
2908 * final.c (final_scan_insn): Handle it.
2909 * tree.def (VTABLE_REF): New.
2910 * expr.c (expand_expr): Handle it.
2911 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
2912 * output.h: Declare them.
2914 2001-10-11 Richard Henderson <rth@redhat.com>
2916 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
2919 2001-10-11 David Edelsohn <edelsohn@gnu.org>
2921 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
2922 available in 64-bit mode.
2924 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2926 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
2927 cris-*-linux* cases.
2928 * config/cris/cris-protos.h: New file.
2929 * config/cris/cris.c: New file.
2930 * config/cris/cris.h: New file.
2931 * config/cris/cris.md: New file.
2932 * config/cris/linux.h: New file.
2933 * config/cris/aout.h: New file.
2934 * config/cris/arit.c: New file.
2935 * config/cris/cris_abi_symbol.c: New file.
2936 * config/cris/mulsi3.asm: New file.
2937 * config/cris/t-aout: New file.
2938 * config/cris/t-cris: New file.
2939 * config/cris/t-elfmulti: New file.
2940 * config/cris/t-linux: New file.
2941 * doc/invoke.texi: Add CRIS options.
2942 * doc/install.texi (Specific): Add blurb for CRIS.
2944 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2946 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
2948 * config/float/i32.h: Likewise.
2949 * config/float-i386.h: Likewise.
2950 * config/float-i64.h: Likewise.
2951 * config/float-m68k.h: Likewise.
2952 * config/float-sh.h: Likewise.
2953 * config/float-sparc.h: Likewise.
2955 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2957 * doc/contrib.texi: Add note about CRIS port to my entry.
2959 2001-10-11 Kazu Hirata <kazu@hxi.com>
2961 * basic-block.h: Fix formatting.
2962 * bitmap.h: Likewise.
2963 * cpplib.h: Likewise.
2964 * c-tree.h: Likewise.
2965 * diagnostic.h: Likewise.
2966 * flags.h: Likewise.
2968 * longlong.h: Likewise.
2970 * reload.h: Likewise.
2974 2001-10-10 Richard Henderson <rth@redhat.com>
2976 * c-parse.in (asm_operand): Allow named operands.
2977 * genconfig.c (max_recog_operands): Set to 29.
2978 * local-alloc.c (requires_inout): Skip multiple digits.
2979 * recog.c (asm_operand_ok): Likewise.
2980 (preprocess_constraints): Use strtoul for matching constraints.
2981 (constrain_operands): Likewise.
2982 * regmove.c (find_matches): Likewise.
2983 * reload.c (find_reloads): Likewise.
2984 * stmt.c (parse_output_constraint): Don't reject in-out
2985 constraint on operands > 9. Reject '[' in constraint.
2986 (expand_asm_operands): Handle named operands. Use strtoul
2987 for matching constraints.
2988 (check_operand_nalternatives): Split out from expand_asm_operands.
2989 (check_unique_operand_names): New.
2990 (resolve_operand_names, resolve_operand_name_1): New.
2992 * doc/extend.texi (Extended Asm): Document named operands.
2993 * doc/md.texi (Simple Constraints): Document matching constraints
2996 2001-10-10 Richard Henderson <rth@redhat.com>
2998 * combine.c (try_combine): Handle a SEQUENCE of one insn.
3000 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
3001 (jcc splitters): Add two splitters to simplify compound compares
3002 that simplify_comparison can't handle.
3004 2001-10-10 Richard Henderson <rth@redhat.com>
3006 * langhooks.c: Include langhooks.h.
3007 * Makefile.in (langhooks.o): Depend on it.
3009 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
3011 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
3012 should not be considered as a no-op.
3013 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
3015 2001-10-10 Stan Shebs <shebs@apple.com>
3017 * alias.c: Remove uses of "register" specifier in declarations
3018 of arguments and local variables.
3019 * c-common.c: Ditto.
3020 * c-convert.c: Ditto.
3022 * c-format.c: Ditto.
3023 * c-semantics.c: Ditto.
3024 * c-typeck.c: Ditto.
3025 * caller-save.c: Ditto.
3028 * cfgbuild.c: Ditto.
3030 * collect2.c: Ditto.
3034 * cppfiles.c: Ditto.
3037 * defaults.h: Ditto.
3039 * dwarf2out.c: Ditto.
3040 * dwarfout.c: Ditto.
3041 * emit-rtl.c: Ditto.
3046 * fix-header.c: Ditto.
3047 * floatlib.c: Ditto.
3049 * fold-const.c: Ditto.
3050 * function.c: Ditto.
3053 * gen-protos.c: Ditto.
3054 * genattrtab.c: Ditto.
3055 * gencheck.c: Ditto.
3056 * genconfig.c: Ditto.
3058 * genextract.c: Ditto.
3059 * genflags.c: Ditto.
3060 * gengenrtl.c: Ditto.
3061 * genoutput.c: Ditto.
3063 * genrecog.c: Ditto.
3064 * gensupport.c: Ditto.
3068 * haifa-sched.c: Ditto.
3069 * hard-reg-set.h: Ditto.
3071 * integrate.c: Ditto.
3074 * local-alloc.c: Ditto.
3076 * mips-tdump.c: Ditto.
3077 * mips-tfile.c: Ditto.
3080 * print-rtl.c: Ditto.
3081 * read-rtl.c: Ditto.
3084 * reg-stack.c: Ditto.
3085 * regclass.c: Ditto.
3090 * resource.c: Ditto.
3094 * sched-deps.c: Ditto.
3095 * sched-rgn.c: Ditto.
3097 * simplify-rtx.c: Ditto.
3099 * stor-layout.c: Ditto.
3106 * xcoffout.c: Ditto.
3108 2001-10-10 Richard Henderson <rth@redhat.com>
3110 * rtl.h (can_reverse_comparison_p): Remove.
3112 2001-10-10 Christopher Faylor <cgf@redhat.com>
3114 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
3117 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
3119 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
3120 (Thanks to Chris Faylor for suggesting macro name).
3121 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
3123 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
3124 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
3125 (MATH_LIBRARY): Undef before definition.
3126 (OUTPUT_QUOTED_STRING): Likewise.
3127 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
3129 2001-10-10 Richard Henderson <rth@redhat.com>
3131 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
3132 (fde_unencoded_compare): Likewise. Don't use subtraction to get
3133 a tristate comparison value.
3134 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
3136 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3139 * unroll.c (loop_iterations): Ignore insns generated by loop
3142 * config.gcc (mips*-*-gnu*): Delete support.
3143 * config/mips/gnu.h: Remove.
3145 2001-10-10 Kazu Hirata <kazu@hxi.com>
3147 * calls.c: Fix formatting.
3148 * c-decl.c: Likewise.
3149 * cfgcleanup.c: Likewise.
3150 * combine.c: Likewise.
3151 * cppfiles.c: Likewise.
3152 * cpplib.c: Likewise.
3153 * cppmacro.c: Likewise.
3154 * crtstuff.c: Likewise.
3156 * dwarf2out.c: Likewise.
3157 * expmed.c: Likewise.
3159 * fold-const.c: Likewise.
3160 * function.c: Likewise.
3162 * genattrtab.c: Likewise.
3163 * ggc-page.c: Likewise.
3164 * integrate.c: Likewise.
3165 * libgcc2.c: Likewise.
3167 * optabs.c: Likewise.
3168 * profile.c: Likewise.
3169 * protoize.c: Likewise.
3171 * recog.c: Likewise.
3172 * reload1.c: Likewise.
3173 * reload.c: Likewise.
3174 * reorg.c: Likewise.
3175 * resource.c: Likewise.
3176 * sched-rgn.c: Likewise.
3177 * sdbout.c: Likewise.
3179 * toplev.c: Likewise.
3180 * varasm.c: Likewise.
3182 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
3184 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
3185 * Makefile.in (langhooks.o): Add dependencies.
3187 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
3189 * rs6000.c (rs6000_emit_load_toc_table): Don't
3190 strdup the toc label.
3191 (create_TOC_reference): Likewise.
3193 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
3195 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
3198 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
3200 * config/i386/i386.c (ix86_attribute_table): Correct
3201 min_len, max_len fields for dllimport, dllexport and shared.
3203 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
3205 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
3206 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
3207 Consistently use "nonzero" instead of "non-zero".
3209 2001-10-09 Kazu Hirata <kazu@hxi.com>
3211 * acconfig.h: Fix comment formatting.
3212 * c-dump.h: Likewise.
3213 * c-tree.h: Likewise.
3214 * conditions.h: Likewise.
3216 * function.h: Likewise.
3218 * hwint.h: Likewise.
3219 * integrate.h: Likewise.
3222 * optabs.h: Likewise.
3224 2001-10-09 Kazu Hirata <kazu@hxi.com>
3226 * c-common.h: Fix comment formatting.
3227 * c-dump.c: Likewise.
3229 * diagnostic.h: Likewise.
3230 * except.c: Likewise.
3232 * gcov-io.h: Likewise.
3233 * genattrtab.c: Likewise.
3234 * output.h: Likewise.
3235 * predict.h: Likewise.
3236 * reload1.c: Likewise.
3237 * reload.h: Likewise.
3238 * resource.h: Likewise.
3240 * system.h: Likewise.
3242 * tree-inline.c: Likewise.
3243 * tsystem.h: Likewise.
3244 * varasm.c: Likewise.
3245 * xcoffout.h: Likewise.
3247 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
3249 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
3251 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
3253 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
3254 config/i386/i386elf.h, config/i386/netbsd-elf.h,
3255 config/i386/netware.h, config/mcore/gfloat.h,
3256 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
3257 config/netware.h, gccbug.in: Update FSF address.
3259 2001-10-09 Kazu Hirata <kazu@hxi.com>
3261 * c-common.c: Fix comment typos.
3262 * cfgrtl.c: Likewise.
3263 * collect2.c: Likewise.
3264 * cpplex.c: Likewise.
3265 * doloop.c: Likewise.
3266 * dwarf2out.c: Likewise.
3267 * dwarfout.c: Likewise.
3269 * fold-const.c: Likewise.
3273 * global.c: Likewise.
3274 * ifcvt.c: Likewise.
3276 * optabs.c: Likewise.
3277 * protoize.c: Likewise.
3278 * regclass.c: Likewise.
3279 * reorg.c: Likewise.
3283 * doc/cpp.texi: Likewise.
3284 * doc/c-tree.texi: Likewise.
3285 * doc/extend.texi: Likewise.
3286 * doc/invoke.texi: Likewise.
3287 * doc/objc.texi: Likewise.
3288 * doc/tm.texi: Likewise.
3290 2001-10-08 Richard Henderson <rth@redhat.com>
3292 * varasm.c (set_named_section_flags): Initialize "declared".
3294 2001-10-08 Robert Lipe <robertlipe@usa.net>
3296 * varasm.c (struct in_named_entry): Add declared.
3297 (named_section_first_declaration): New function.
3298 (default_elf_asm_named_section): Use it.
3299 * output.h (named_section_first_declaration): New.
3301 2001-10-08 Richard Henderson <rth@redhat.com>
3303 * i386.md (movsi_xor): Export.
3304 (setcc peep2): Use it when available; add an alternative to
3305 match zero_extendhisi2_and.
3307 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3309 * romp-protos.h (romp_initialize_trampoline): New function.
3310 * romp.c (romp_initialize_trampoline): Likewise.
3311 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
3312 romp_initialize_trampoline.
3314 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3316 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
3317 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3318 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3319 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3321 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3323 * unroll.c (loop_iterations): Extend check for multiple back edges.
3325 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
3327 * langhooks.h: New file.
3328 * Makefile.in (OBJS): Added langhooks.o.
3329 (c-lang.o): Depend on langhooks.h.
3330 (c-common.o): Don't depend on tree-inline.h.
3331 (tree-inline.o): Depend on toplev.h.
3332 (langhooks.o): New rule.
3333 * c-common.c: Don't include tree-inline.h.
3334 (c_mark_lang_decl): Mark argument c as unused.
3335 (c_common_lang_init): Don't initialize hooks here.
3336 * c-lang.c: Include langhooks.h, then override some macros.
3337 (lang_hooks): Initialize with macros in langhooks.h.
3338 (c_init): Don't initialize hooks here.
3339 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
3340 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
3341 * tree-inline.c: Include toplev.h. Don't define hook variables.
3342 * tree-inline.h: Don't define hook types nor declare hook
3343 variables. Move macros to...
3344 * langhooks.c: ... new file, as functions. Adjust all callers.
3346 2001-10-08 Jeffrey A Law <law@cygnus.com>
3348 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
3349 purge_mem_unchanging_flag on all instructions, not just on those
3350 before NOTE_INSN_FUNCTION_BEG.
3352 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3354 * cppmacro.c (_cpp_create_definition): Leave comments off.
3356 * doc/cpp.texi: Update.
3358 2001-10-08 DJ Delorie <dj@redhat.com>
3360 * c-decl.c (grokfield): Make sure the only unnamed fields
3361 we're allowing are either structs or unions.
3362 * doc/extend.texi: Add documentation for the unnamed field
3365 2001-10-08 Zack Weinberg <zack@codesourcery.com>
3367 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
3368 * configure.in: Use it.
3369 * configure: Regenerated.
3370 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
3371 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
3373 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3375 * cppfiles.c (open_file): Don't mark zero-length files
3376 never-reread here. Don't output diagnostics here either.
3377 (stack_include_file): Mark them never-reread here.
3378 (_cpp_read_file): Update.
3380 2001-10-08 Richard Henderson <rth@redhat.com>
3382 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
3384 2001-10-08 Richard Henderson <rth@redhat.com>
3386 * expr.c (store_expr): When converting a CONST_INT for storage
3387 in a SUBREG, convert it to both SUBREG modes before stripping
3390 2001-10-08 Richard Henderson <rth@redhat.com>
3392 * varasm.c (restore_varasm_status): New.
3393 * function.h: Declare it.
3394 * function.c (pop_function_context_from): Call it.
3396 2001-10-08 Richard Henderson <rth@redhat.com>
3398 * c-common.h (struct c_lang_decl): Add declared_inline.
3399 * c-tree.h (DECL_DECLARED_INLINE_P): New.
3400 * c-lang.c (c_disregard_inline_limits): Use it.
3401 * c-decl.c (duplicate_decls): Likewise.
3402 (pushdecl, redeclaration_error_message): Likewise.
3403 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
3404 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
3405 Set DECL_INLINE if -finline-functions.
3406 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
3408 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3410 * cppmacro.c (funlike_invocation_p): Move some logic to caller
3411 in enter_macro_context. Create a padding token in its own context
3412 if necessary when the search for '(' fails.
3413 (enter_macro_context): Update.
3415 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3417 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
3418 genmultilib, toplev.c: Fix spelling errors of "separate" as
3419 "seperate", and corresponding spelling errors of related words.
3421 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3423 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
3424 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
3426 * c-dump.c (dump_option_value_info): Likewise.
3427 * c-format.c (format_length_info, format_char_info,
3428 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
3429 * collect2.c (names): Likewise.
3430 * cppdefault.h (default_include): Likewise.
3431 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
3432 * flow.c (life_analysis): Likewise.
3433 * gcc.c (dir_separator_str, modify_target, option_map,
3434 target_option_translations, spec_list_1, extra_specs_1,
3435 init_spec): Likewise.
3436 * gcov.c (gcov_version_string): Likewise.
3437 * genattr.c (write_units): Likewise.
3438 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
3439 * gengenrtl.c (rtx_definition, defs): Likewise.
3440 * genrecog.c (pred_table): Likewise.
3441 * global.c (global_alloc): Likewise.
3442 * lcm.c (optimize_mode_switching): Likewise.
3443 * local-alloc.c (find_free_reg): Likewise.
3444 * params.h (param_info): Likewise.
3445 * predict.c (predictor_info): Likewise.
3446 * protoize.c (unexpansion_struct): Likewise.
3447 * real.c (bmask): Likewise.
3448 * recog.h (insn_operand_data, insn_data): Likewise.
3449 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
3450 * stmt.c (expand_nl_goto_receiver): Likewise.
3451 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
3452 target_switches, target_options): Likewise.
3453 * tradcif.y (token, tokentab2, yylex): Likewise.
3454 * tree.h (attribute_spec): Likewise.
3456 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
3458 * arc.c (arc_output_function_epilogue): Likewise.
3459 * arm.c (processors, all_cores, all_architectures,
3460 arm_override_options, isr_attribute_arg, isr_attribute_args,
3461 arm_isr_value): Likewise.
3462 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
3464 * c4x.c (c4x_int_reglist): Likewise.
3465 * d30v.c (override_options): Likewise.
3466 * h8300.c (shift_insn): Likewise.
3467 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
3468 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
3469 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
3470 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
3471 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
3472 * i386.h (processor_costs, ix86_cost): Likewise.
3473 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
3474 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
3475 * m68k.c (codes_68881, codes_FPA): Likewise.
3476 * m88k.c (mode_from_align, max_from_align, all_from_align,
3477 best_from_align, m_options): Likewise.
3478 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
3479 * mcore.c (mode_from_align): Likewise.
3480 * mips/elf64.h (UNIQUE_SECTION): Likewise.
3481 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
3482 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
3483 * mips.h (mips_regno_to_class): Likewise.
3484 * ns32k.c (scales): Likewise.
3485 * pa.c (import_string, magic_milli): Likewise.
3486 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
3487 * sparc.c (leaf_reg_remap, sparc_override_options,
3488 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
3490 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
3492 2001-10-07 Dale Johannesen <dalej@apple.com>
3494 * reload1.c (reload_reg_free_p): Teach register interference
3495 checking that multiple output reloads are emitted in
3497 reload1.c (reload_reg_reaches_end_p): Ditto.
3498 reload1.c (reloads_conflict): Ditto.
3500 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3502 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
3503 NULL_TREE inside @code.
3505 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3507 * doc/gcc.texi: Document consistent style of "32-bit",
3508 "Objective-C", and "@code{NULL}".
3510 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3512 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
3513 (cpp_token_len, cpp_spell_token, cpp_output_token,
3514 _cpp_equiv_tokens): Handle it.
3515 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
3516 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
3517 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
3520 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3522 * gcc.c (default_compilers): Remove .ada.
3524 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
3526 * doc/cppinternals.texi: Update.
3528 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3530 * gcc.c (main): Set this_file_error if the appropriate
3531 compiler for a language has not been installed.
3533 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
3535 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
3537 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
3539 * gccbug.in (CATEGORIES): Add ada.
3541 2001-10-05 Catherine Moore <clm@redhat.com>
3543 * config/stormy16/stormy-abi: Document abi changes.
3544 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
3545 (ICALL_REGS): New register class.
3546 (NUM_ARGUMENT_REGISTERS): Now 6.
3547 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
3549 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
3550 * config/stormy16.md (call_internal, call_value_internal,
3551 indirect_jump): Use new 'z' constraint.
3553 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3555 * doc/cppinternals.texi: Update.
3557 2001-10-05 Richard Henderson <rth@redhat.com>
3559 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
3560 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
3561 the gas section-name-as-label feature.
3563 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3565 * doc/cppinternals.texi: Update.
3567 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3569 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
3570 to ensure valid SImode constants.
3572 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
3574 * Makefile.in (c-decl.o): Depend on tree-inline.h.
3575 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
3576 * c-decl.c: Include tree-inline.h.
3577 (c_expand_body): Call optimize_inline_calls. Determine whether
3578 a function is inlinable upfront, and only clear
3579 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
3580 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
3581 (c_disregard_inline_limits): New function.
3582 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
3583 (c_post_options): Enable tree inlining if inlining is enabled.
3584 Don't inline trees when instrumenting functions.
3585 (c_init): Initialize lang_disregard_inline_limits and
3586 lang_cannot_inline_tree_fn.
3587 * tree-inline.c (initialize_inlined_parameters): Handle calls
3588 with fewer arguments than declared parameters, and fewer
3589 parameters than passed arguments. Don't assume value is a
3591 (declare_return_variable): Convert return value back to the
3592 original type, if it was promoted.
3593 (tree_inlinable_function_p): New function.
3594 (inlinable_function_p): Don't look at DECL_INLINE if we're
3595 inlining all functions. Make it work with a NULL id.
3596 Re-check DECL_UNINLINABLE after language-specific checks.
3597 * tree-inline.h (tree_inlinable_function_p): Declare it.
3598 * integrate.c (save_for_inline): Don't bother to prepare argvec
3600 * cse.c (check_for_label_ref): Don't check deleted labels.
3602 * Makefile.in (tree-inline.o): Depend on newly-included headers.
3603 * tree-inline.c: Include headers needed for the functions moved in.
3604 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
3605 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
3606 (copy_body, initialize_inlined_parameters): Likewise.
3607 (declare_return_variable, inlinable_function_p): Likewise.
3608 (expand_call_inline, expand_calls_inline): Likewise.
3609 (optimize_inline_calls, clone_body): Likewise.
3610 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
3611 (copy_tree_r, remap_save_expr): Likewise.
3613 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
3615 * Makefile.in (OBJS): Added tree-inline.o.
3616 (c-common.o): Depend on tree-inline.h.
3617 (tree-inline.o): New target.
3618 * c-common.c: Include tree-inline.h.
3619 (c_mark_lang_decl): Don't mark saved_tree.
3620 (c_common_lang_init): Set lang_anon_aggr_type_p.
3621 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
3622 (struct c_lang_decl): Moved saved_tree to tree_decl.
3623 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
3624 * integrate.h (function_attribute_inlinable_p): Declare it.
3625 * integrate.c (function_attribute_inlinable_p): Export it.
3626 * tree-inline.c: New file. Define variables declared in...
3627 * tree-inline.h: New file. Declare functions to be moved to
3628 tree-inline.c. Define macros and declare types and hooks for
3629 language-specific tree inlining.
3630 (flag_inline_trees): Moved definition from cp/decl2.c.
3631 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
3632 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
3633 (struct tree_decl): Moved saved_tree from c_lang_decl and
3634 inlined_fns from C++'s lang_decl.
3636 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
3638 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
3639 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
3641 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
3643 * doc/cppinternals.texi: Update.
3645 2001-10-04 Eric Christopher <echristo@redhat.com>
3647 * config/mips/mips.c (init_cumulative_args): Remember to set
3649 * config.gcc: Redo linux configuration. Add target_cpu_default
3650 of soft-float to all mipsisa32 combinations and tx39.
3651 * config/mips/linux.h: Remove include of mips.h.
3653 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
3655 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
3656 HOST_LDFLAGS and HOST_CPPFLAGS.
3658 2001-10-03 Ziemowit Laski <zlaski@apple.com>
3660 * c-parse.in (objc_inherit_code, objc_pq_context,
3661 objc_public_flag): Make static.
3662 (objc_interface_context, objc_implementation_context,
3663 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
3664 global tree array in objc/objc-act.[ch].
3665 (methoddef): Remove unnecessary code.
3667 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
3668 Hoist struct definitions to objc-act.h.
3669 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
3670 cat_count): Place declaration in objc-act.h.
3671 (objc_tree_index): Move enumeration to objc-act.h.
3672 (objc_global_trees): Place declaration and macro accessors in
3674 (implementation_context): Remove duplicate; use
3675 objc_implementation_context instead:
3676 (method_context): Remove duplicate; use objc_method_context
3678 (objc_ellipsis_node, objc_method_prototype_template,
3679 implemented_classes, function_type): Move global vars to
3681 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
3682 (build_message_expr): Move actual construction of ObjC message
3683 send nodes to finish_message_expr.
3684 (finish_message_expr): New routine, contains code formerly in
3686 * objc/objc-act.h (finish_message_expr): New prototype.
3687 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
3688 declarations; these vars are now part of objc_global_trees.
3689 (objc_tree_index, objc_global_trees): Move definitions from
3691 * objc/objc-tree.def: Update copyright info.
3693 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
3695 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
3697 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
3698 only if TARGET_ARCH64.
3700 2001-10-02 Bernd Schmidt <bernds@redhat.com>
3702 * doc/extend.texi: Fix some problems with previous checkin.
3703 * doc/invoke.texi: Likewise.
3705 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
3707 * cpphash.h: Update comments.
3708 (cpp_context): Update.
3709 (spec_nodes): Remove n__Pragma.
3710 * cppinit.c (cpp_create_reader): Update.
3711 (builtin_array): Add _Pragma.
3712 * cpplib.h: Update comments.
3713 (NODE_DISABLED, BT_PRAGMA): New.
3714 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
3715 * cppmacro.c (struct cpp_macro): Remove disabled.
3716 (builtin_macro): Return int, handle _Pragma, push the new token
3717 on the context stack.
3718 (funlike_invocation_p): Unconstify, update.
3719 (enter_macro_context): Handle builtins here.
3720 (replace_args, push_token_context, push_ptoken_context):
3721 Update for prototype changes.
3722 (_cpp_pop_context): Update.
3723 (cpp_get_token): Don't handle buitins, nor _Pragma here.
3724 (cpp_sys_macro_p): Update.
3725 (_cpp_free_definition): Clear disabled flag.
3726 (_cpp_create_definition): Upate.
3727 * cppmain.c: Update comments.
3729 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
3730 Andreas Jaeger <aj@suse.de>,
3731 Jan Hubicka <jh@suse.cz>
3733 * doc/invoke.texi (i386 Options): Document x86-64 options.
3734 (i386 and x86-64 Options): Rename i386 options section.
3736 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
3737 (TARGET_SWITCHES): Add -munwind-info.
3738 (MASK_NO_UNWIND_INFO): New.
3739 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
3741 (ASM_OUTPUT_DOUBLE_INT): New.
3743 * config/i386/linux64.h: New spec file for Linux x86-64 support.
3744 * config.gcc: Fix tm_file settings for x86-64.
3745 * config/i386/x86-64.h: New file with OS independent x86-64
3747 * config/i386/biarch64.h: New file used to configure compiler
3748 to biarch/64bit compilation.
3750 * config/i386/i386.c: (override_options): Set flags default
3751 for 64bit compilation.
3753 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
3755 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
3756 (ix86_expand_int_movcc): Optimize DImode conditional moves with
3757 constants on x86_64.
3758 (ix86_attr_length_immediate_default): Support MODE_DI.
3759 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
3761 (indirect_jump, tablejump): Turn into expander.
3763 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3765 * c-common.c (c_format_attribute_table): Make format and
3766 format_arg attributes apply to function types rather than to
3768 (is_valid_printf_arglist): Construct an attribute list and pass
3769 that to check_function_format rather than a name.
3770 * c-common.h (check_function_format): Adjust prototype.
3771 * c-decl.c (duplicate_decls): Preserve attributes from type of
3772 built-in decl when allowing for harmless conflict in types.
3773 * c-format.c (record_function_format,
3774 record_international_format, function_format_list,
3775 international_format_info, international_format_list): Remove.
3776 (function_format_info): Remove next, name and assembler_name.
3777 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
3778 (decode_format_attr): New.
3779 (handle_format_attribute): Handle receiving a type rather than a
3780 decl. Call decode_format_attr. Store format information in a
3781 function_format_info.
3782 (handle_format_arg_attribute): Correct comment. Handle receiving
3783 a type rather than a decl. Use unsigned HOST_WIDE_INT for
3785 (check_format_info_recurse, check_format_info_main): Take argument
3786 numbers as unsigned HOST_WIDE_INT.
3787 (check_function_format): Take a list of attributes from the
3788 function type rather than a name or assembler name. Check for
3789 format attributes in that list and the attributes on the type of
3790 the current function rather than looking through
3791 function_format_list.
3792 (check_format_info): Use unsigned HOST_WIDE_INT for argument
3794 (check_format_info_recurse): Take format_arg attributes from the
3795 type of the function calls rather than using
3796 international_format_list. Allow for multiple format_arg
3798 * c-typeck.c (build_function_call): Pass type attributes to
3799 check_function_format rather than name or assembler name. Don't
3800 require there to be a name or assembler name to check formats.
3802 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3804 * attribs.c (decl_attributes): Possibly call
3805 insert_default_attributes to insert default attributes on
3806 functions in a lazy manner.
3807 * builtin-attrs.def: New file; define the default format and
3808 format_arg attributes.
3809 * c-common.c (c_format_attribute_table): Move to earlier in the
3811 (c_common_nodes_and_builtins): Initialize format_attribute_table.
3812 (enum built_in_attribute, built_in_attributes,
3813 c_attrs_initialized, c_init_attributes,
3814 c_common_insert_default_attributes): New.
3815 (c_common_lang_init): Don't initialize format_attribute_table. Do
3816 call c_init_attributes.
3817 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
3818 * c-common.h (init_function_format_info): Don't declare.
3819 (c_common_insert_default_attributes): Declare.
3820 * c-decl.c (implicitly_declare, builtin_function): Call
3822 (init_decl_processing): Don't call init_function_format_info.
3823 (insert_default_attributes): New.
3824 * c-format.c (handle_format_attribute,
3825 handle_format_arg_attribute): Be quiet about inappropriate
3826 declaration when applying default attributes.
3827 (init_function_format_info): Remove.
3828 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
3829 (insert_default_attributes): Declare.
3831 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3833 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
3835 2001-10-01 Jim Wilson <wilson@redhat.com>
3837 * sched-deps.c (add_dependence): When elide conditional dependence,
3838 check that insn doesn't modify cond2.
3840 2001-10-01 Dale Johannesen <dalej@apple.com>
3842 * config/rs6000/rs6000.h (enum processor_type): Add support
3843 for 7400 (G4) and 7450.
3845 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
3846 (rs6000_issue_rate): Ditto.
3847 (rs6000_adjust_cost): Fix cycle counts for compares.
3848 (debug_stack_info): Fix an obvious typo.
3849 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
3850 * doc/invoke.texi: Document.
3851 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
3853 (PROCESSOR_DEFAULT): Ditto.
3855 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
3857 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
3858 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
3859 later recursive make invocation.
3861 2001-10-01 Hans Boehm <boehm@acm.org>
3863 * optabs.c (emit_libcall_block): When using non-call exceptions,
3864 don't add REG_LIBCALL reg notes to trapping calls.
3866 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3868 * flow.c (propagate_block_delete_libcall): Remove unused first arg
3869 (propagate_one_insn): Update for above change
3871 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3873 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
3874 _Unwind_GetTextRelBase): Argument is unused.
3876 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3878 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
3879 Loop through NOPs, placeholders, and components.
3880 Don't go through NOPs if change mode.
3881 (record_alias_subset): Do nothing if SUBSET and SET are the same.
3882 * emit-rtl.c (set_mem_alias_set): Enable check.
3883 * expr.c (find_placeholder): New function.
3884 (expand_expr, case PLACEHOLDER_EXPR): Use it.
3885 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
3886 to modify it and avoid unneeded copies.
3887 * expr.h (expand_expr): Always define.
3888 (find_placeholder): New declaration.
3890 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3892 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
3893 operand 2 is the stack pointer.
3894 ("addr-peephole"): Fix address computation peephole when operand 2
3895 is the stack pointer.
3897 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3899 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
3900 (ix86_setup_incoming_varargs): Likewise.
3902 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
3904 * stor-layout.c (layout_type): Don't complain about too-large
3907 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3909 * function.c (keep_stack_depressed): Don't use delete_insn.
3911 * expr.h (set_mem_alias_set): Move decl to here.
3912 * rtl.h (mem_attrs): New typedef and struct.
3913 (union rtunion_def): Add field for mem_attrs.
3914 (X0MEMATTR, MEM_ATTRS): New macros.
3915 (MEM_ALIAS_SET): Use MEM_ATTRS.
3916 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
3917 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
3918 (set_mem_alias_set): Delete decl from here.
3920 * alias.c (set_mem_alias_set): Delete from here.
3921 * emit-rtl.c (mem_attrs_htab): New variable.
3922 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
3923 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
3924 (mem_attrs_mark, get_mem_attrs): Likewise.
3925 (gen_rtx_MEM): Clear MEM_ATTRS.
3926 (set_mem_attributes): Move to here.
3927 (set_mem_alias_set): Likewise, and call get_mem_attrs.
3928 (init_emit_once): const_int_htab now deletable htab.
3929 Initialize mem_attrs_htab.
3930 * explow.c (set_mem_attributes): Delete from here.
3931 * function.c (put_var_into_stack): Clear MEM_ATTRS.
3932 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
3933 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
3934 * reload1.c (reload): Rework changing REG to MEM.
3936 2001-09-30 H.J. Lu <hjl@gnu.org>
3938 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
3939 * config.in: Rebuild.
3941 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3943 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
3944 ("tsthi_1"): Avoid allocation in register y.
3945 ("*movqi_68hc12"): Reorganize and fix constraints.
3946 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
3947 ("addqi3"): Likewise.
3948 ("addhi3"): Fix constraints.
3949 ("*logicalhi3_zexthi"): Disparage soft registers.
3951 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3953 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
3956 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3958 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
3959 that we use setjmp/longjmp exceptions.
3961 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
3963 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
3964 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
3965 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3966 _cpp_pool_alloc, _cpp_next_chunk): Remove.
3967 (_cpp_extend_buff, BUFF_ROOM): Update.
3968 (_cpp_append_extend_buff): New.
3969 (struct cpp_reader): Remove macro_pool, add a_buff.
3970 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
3972 (cpp_destroy): Free a_buff instead of macro_pool.
3973 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
3974 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3975 _cpp_pool_alloc, ): Remove.
3976 (parse_number, parse_string): Update use of _cpp_extend_buff.
3977 (_cpp_extend_buff): Update.
3978 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
3979 * cpplib.c (glue_header_name, parse_answer):
3980 Update use of _cpp_extend_buff.
3981 (cpp_register_pragma, cpp_register_pragma_space): Use
3983 (do_assert, do_unassert): Check for EOL, update.
3984 * cppmacro.c (stringify_arg, collect_args): Update to use
3985 _cpp_extend_buff and _cpp_append_extend_buff.
3986 (save_parameter, parse_params, alloc_expansion_token,
3987 _cpp_create_definition): Rework memory management.
3989 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
3991 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
3992 update md_exec_prefix.
3993 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
3996 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
3998 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
3999 (SELECT_CC_MODE): Use s390_select_ccmode.
4000 * config/s390/s390-protos.h (s390_select_ccmode): Add.
4001 * config/s390/s390.c (s390_select_ccmode): New.
4002 (s390_match_ccmode): Add CCLmode.
4003 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
4004 (output_branch_condition, output_inverse_branch_condition): Removed.
4005 (print_operand): Use s390_branch_condition_mnemonic.
4006 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
4007 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
4008 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
4010 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
4011 when converting conditional branches to far branches.
4012 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
4013 cmpint_di): Use CCSmode instead of CCUmode.
4015 * config/s390/s390.c (legitimate_la_operand_p): New.
4016 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
4017 * config/s390/s390.md (movsi): Convert load address patterns to
4018 arithmetic operations when necessary.
4019 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
4020 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
4021 (*do_la_reg_0): Don't use before reload.
4023 * config/s390/s390.c (legitimize_address): Make more efficient
4024 use of two-register addressing mode.
4026 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
4027 with -mno-backchain in some corner cases.
4029 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
4031 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
4033 * reload.c (find_reloads): Mark new USE insns with QImode.
4034 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
4035 find_reloads_subreg_address): Likewise.
4036 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
4038 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
4040 (reload): Make sure there are no USEs with mode other than
4041 VOIDmode. At the end, remove those marked with QImode.
4043 2001-09-29 Per Bothner <per@bothner.com>
4045 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
4046 * Makefile.in (includedir): Rename to local_includedir.
4047 (includedir): Define as $(prefix)/include.
4048 * config.in (PREFIX_INCLUDE_DIR): New variable.
4049 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
4051 2001-09-29 Bernd Schmidt <bernds@redhat.com>
4053 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
4055 * doc/extend.texi (Vector Extensions): New node.
4056 * doc/invoke.texi (Machine Dependent Options): Add documentation for
4057 i386 -mmmx, -msse, -m3dnow.
4059 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
4061 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
4063 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
4065 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
4067 * doc/invoke.texi (Optimize Options): Delete spurious @table.
4069 2001-09-28 Richard Henderson <rth@redhat.com>
4071 * varasm.c (assemble_integer): Bound alignment check by
4074 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
4076 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4078 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
4080 2001-09-25 Bernd Schmidt <bernds@redhat.com>
4082 Mostly from Graham Stott <grahams@redhat.com>
4083 * c-common.c (type_for_mode): Add support for V2SFmode.
4084 * tree.c (build_common_tree_nodes_2): Likewise.
4085 * tree.h (enum tree_index, global_trees): Likewise.
4086 * config/i386/i386.c (x86_3dnow_a): New variable.
4087 (override_options): Support 3Dnow extensions.
4088 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
4089 Athlon's version of 3Dnow.
4090 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
4091 (ix86_expand_builtin): Handle them.
4092 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
4093 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
4094 TARGET_3DNOW_A): New macros.
4095 (TARGET_SWITCHES): Add 3Dnow switches.
4096 (VALID_MMX_REG_MODE_3DNOW): New macro.
4097 (VECTOR_MODE_SUPPORTED_P): Use it.
4098 (enum ix86_builtins): Add entries for 3Dnow builtins.
4099 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
4100 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
4101 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
4102 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
4103 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
4104 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
4105 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
4106 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
4107 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
4108 sfence_insn, prefetch): Make these available if TARGET_SSE or
4111 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
4113 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
4114 ix86_va_start, ix86_build_va_list): Declare.
4115 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
4116 ix86_va_start, ix86_build_va_list): New global functions.
4117 * i386.md (sse_prologue_save_insn): New insn.
4118 (sse_prologue_save): New expander.
4119 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
4120 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
4122 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
4124 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
4125 Use size_t everywhere, make definitions consistent with
4128 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
4130 * gcse.c (replace_store_insn): Use delete_insn.
4131 * loop.c (move_movables): Likewise; avoid delete_insn
4132 from clobbering notes moved elsewhere.
4133 (check_dbra_loop): Use delete_insn.
4134 * ssa.c (convert_from_ssa): Likewise.
4135 * cse.c (cse_insn): Use delete_insn.
4137 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
4139 * cpphash.h (struct cpp_buff): Make unsigned.
4140 (_cpp_get_buff): Take length of size_t.
4141 (_cpp_unaligned_alloc): New.
4142 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
4143 (struct cpp_reader): Remove ident_pool. Add u_buff.
4144 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
4145 (cpp_destroy): Destroy u_buff, not ident_pool.
4146 * cpplex.c (parse_number, parse_string, save_comment,
4147 cpp_token_as_text): Update to use the unaligned buffer.
4148 (new_buff): Make unsigned.
4149 (_cpp_unaligned_alloc): New.
4150 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
4151 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
4153 (collect_args): Make unsigned.
4155 2001-09-27 Zack Weinberg <zack@codesourcery.com>
4157 * cpplex.c (cpp_output_token): Use a putc loop for
4158 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
4160 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
4161 * configure, config.in: Regenerate.
4162 * system.h: Replace fwrite and fprintf with their unlocked
4163 variants if available.
4165 2001-09-27 Richard Henderson <rth@redhat.com>
4167 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
4168 in favour of .eh_frame.
4170 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
4172 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
4174 (LIBCALL_VALUE): Likewise.
4176 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
4178 * cpphash.h: Update comment.
4179 * cpplex.c: Update comments.
4180 (_cpp_can_paste): Remove.
4181 * cpplib.h (_cpp_can_paste): Remove.
4182 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
4183 lexer rather than _cpp_can_paste.
4185 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
4187 * doc/cppinternals.texi: Update.
4189 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
4191 * cpphash.h (struct cpp_pool): Remove locks and locked.
4192 (struct cpp_context): Add member buff.
4193 (struct cpp_reader): Remove member argument_pool.
4194 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
4195 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
4196 * cpplex.c (chunk_suitable): Remove pool argument.
4197 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
4198 (new_buff, _cpp_extend_buff): Update.
4199 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
4200 which buffer is returned.
4201 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
4202 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
4203 * cppmacro.c (lock_pools, unlock_pools): Remove.
4204 (push_ptoken_context): Take a _cpp_buff.
4205 (enter_macro_context): Pool locking removed.
4206 (replace_args): Use a _cpp_buff for the replacement list with
4208 (push_token_context): Clear buff.
4209 (expand_arg): Use _cpp_pop_context.
4210 (_cpp_pop_context): Free a context's buffer, if any.
4212 2001-09-26 DJ Delorie <dj@redhat.com>
4214 * c-typeck.c (digest_init): Check for sizeless arrays.
4216 2001-09-26 Richard Henderson <rth@redhat.com>
4218 * optabs.c (init_one_libfunc): Create a dummy function type
4219 instead of using error_mark_node.
4221 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
4223 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
4224 _cpp_extend_buff, _cpp_free_buff): New.
4225 (struct cpp_reader): New member free_buffs.
4226 * cppinit.c (cpp_destroy): Free buffers.
4227 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
4228 _cpp_extend_buff, _cpp_free_buff): New.
4229 * cpplib.h (struct cpp_options): Remove unused member.
4230 * cppmacro.c (collect_args): New. Combines the old parse_arg
4231 and parse_args. Use _cpp_buff for memory allocation.
4232 (funlike_invocation_p, replace_args): Update.
4234 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
4236 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
4238 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
4240 * except.c (sjlj_mark_call_sites): Change address inside sequence.
4242 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
4244 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
4247 2001-09-25 Janis Johnson <janis187@us.ibm.com>
4248 Jim Wilson <wilson@redhat.com>
4250 * doc/install.texi (Specific, ia64-*-linux): Document.
4252 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
4254 * Makefile.in (cfgrtl.o): Add.
4255 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
4256 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
4257 free_aux_for_edge): Declare.
4259 (HAVE_return): Undefine.
4260 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
4261 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
4262 free_aux_for_edge): New global functions.
4263 (first_delete_block): New static variable.
4264 (init_flow): Clear first_delete_block.
4265 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
4266 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
4267 try_redirect_by_replacing_jump, last_loop_beg_note,
4268 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
4269 delete_insn, delete_insn_chain, create_basic_block_structure,
4270 create_basic_block, flow_delete_block, compute_bb_for_insn,
4271 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
4272 set_block_for_new_insns, split_block, merge_blocks_nomove,
4273 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
4274 redirect_edge_and_branch, force_nonfallthru_and_redirect,
4275 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
4276 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
4277 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
4278 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
4279 purge_all_dead_edges): Move to ....
4280 * cfgrtl.c: New file; .... Here.
4282 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
4283 (reroder_basic_block): Use alloc_aux_for_blocks.
4284 * predict.c (estimate_bb_frequencies): Likewise; use
4285 alloc_aux_for_edges.
4286 * profile.c (compute_branch_probabilities): Likewise.
4287 (branch_prob): Likewise.
4288 * reg-stack.c (reg_to_stack): Likewise.
4290 * emit-rtl.c (emit_insns_after): Never return NULL.
4292 * basic-block.h (set_block_for_new_insns): Delete.
4293 * cfgrtl.c (set_block_for_new_insns): Delete.
4295 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
4296 calls when crossjumping.
4298 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
4299 * unroll.c (copy_loop_body): Use delete_insn.
4301 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
4302 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
4303 keep_stack_depressed): Likewise.
4304 * gcse.c (cprop_cc0_jump): Likewise.
4305 * local-alloc.c (update_equiv_regs): Likewise.
4306 * loop.c (scan_loop, loop_delete_insns): Likewise.
4307 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
4308 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
4309 delete_output_reload, delete_address_reloads_1,
4310 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
4312 * sibcall.c (replace_call_placeholder): Likewise.
4313 * cse.c (cse_insn): Likewise.
4315 2001-09-25 Bernd Schmidt <bernds@redhat.com>
4317 From Graham Stott <grahams@redhat.com>
4318 (def_builtin): Only define builtins appropriate for target_flags. All
4320 (builtin_decsription): Add new field mask which is used to determine
4321 when to define the builtin via the macro def_builtin.
4323 (bdesc_comi): Initialise new mask fields.
4324 (bdesc_2srg): Likewise.
4325 (bdesc_1arg): Likewise.
4327 * config/i386/i386.c (ix86_init_builtins): Correct return type
4328 building v4hi_ftype_v4hi_int_int tree node.
4329 (ix86_expand_sse_comi): Fix typo swapping operands.
4330 Don't swap comparision condition, it is already swapped.
4331 (ix86_expand_sse_compare): Before swapping operands
4332 move operand 1 into new rtx and not the target rtx.
4333 Don't swap comparison condition, it is already swapped.
4334 Always check whether we need to create a new TARGET.
4336 * config/i386/i386.md: (sse_comi) Fix typos.
4337 (sse_ucomi): Likewise.
4338 (cvtss2si): Fix operand 0 contraint.
4339 (cvttss2si): Likewise.
4340 (sse_unpckhps): Fix mode for operand 2.
4341 (sse_unpcklps): Likewise.
4343 2001-09-25 Graham Stott <grahams@redhat.com>
4345 * sibcall.c (skip_copy_to_return_value): Tighten return value
4348 2001-09-24 David Edelsohn <edelsohn@gnu.org>
4350 * rs6000.c (lwa_operand): Address must be word aligned.
4352 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4354 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
4355 number has been set.
4356 (type_hash_mark): Mark type itself.
4358 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
4360 * c-lex.c (cb_def_pragma): Update.
4361 (c_lex): Update, and skip padding.
4362 * cppexp.c (lex, parse_defined): Update, remove unused variable.
4363 * cpphash.h (struct toklist): Delete.
4364 (union utoken): New.
4365 (struct cpp_context): Update.
4366 (struct cpp_reader): New members eof, avoid_paste.
4367 (_cpp_temp_token): New.
4368 * cppinit.c (cpp_create_reader): Update.
4369 * cpplex.c (_cpp_temp_token): New.
4370 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
4371 (cpp_output_token): Don't print leading whitespace.
4372 (cpp_output_line): Update.
4373 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
4374 do_include_common, do_line, do_ident, do_pragma,
4375 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
4376 parse_assertion): Update.
4377 (get_token_no_padding): New.
4378 * cpplib.h (CPP_PADDING): New.
4379 (AVOID_LPASTE): Delete.
4380 (struct cpp_token): New union member source.
4381 (cpp_get_token): Update.
4382 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
4383 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
4384 replace_args, quote_string, stringify_arg, parse_arg, next_context,
4385 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
4386 _cpp_backup_tokens, _cpp_create_definition): Update.
4387 (push_arg_context): Delete.
4388 (padding_token, push_token_context, push_ptoken_context): New.
4389 (make_string_token, make_number_token): Update, rename.
4390 (cpp_get_token): Update to handle tokens as pointers to const,
4391 and insert padding appropriately.
4392 * cppmain.c (struct printer): New member prev.
4393 (check_multiline_token): Constify.
4394 (do_preprocessing, cb_line_change): Update.
4395 (scan_translation_unit): Update to handle spacing.
4396 * scan-decls.c (get_a_token): New.
4397 (skip_to_closing_brace, scan_decls): Update.
4398 * fix-header.c (read_scan_file): Update.
4400 * doc/cpp.texi: Update.
4402 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4404 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
4405 leak by passing malloc'ed pointer to reconcat, not concat.
4407 2001-09-24 DJ Delorie <dj@redhat.com>
4409 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
4411 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
4413 * flow.c (delete_dead_jumptables): Delete jumptable if the only
4414 reference is from the literal pool.
4416 2001-09-24 Janis Johnson <janis187@us.ibm.com>
4418 * doc/install.texi (Final install): Request additional information
4419 in mail about successful builds.
4421 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4423 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
4424 initial value of return pointer register instead of value in frame-20.
4427 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4429 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
4430 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
4431 the libcall if there isn't a referenced identifier for the symbol.
4433 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4435 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
4436 non 64-bit machines. Use these as a plabel for the trampoline.
4437 (TRAMPOLINE_SIZE): Adjust size for new words.
4438 (INITIALIZE_TRAMPOLINE): Initialize new words.
4439 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
4440 pointer to the plabel in the trampoline.
4442 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4444 * pa.c (function_arg): Pass floating arguments in both general and
4445 floating registers in indirect (dynamic) calls when generating code
4446 for the 32 bit ABI and the HP assembler.
4448 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4450 * doc/install.texi: Markup fixes.
4451 Use Solaris 2, SunOS 4 as appropriate.
4452 (Specific, *-*-solaris2*): Explain this.
4453 Unconditionally warn against /usr/ucb tools.
4454 Remove Sun as warning, obsolete.
4455 Move X11 header bug workaround here, update patches.
4456 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
4457 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
4459 2001-09-23 Zack Weinberg <zack@codesourcery.com>
4461 * errors.h (warning, error, fatal, internal_error): Don't mark
4462 with ATTRIBUTE_PRINTF_n.
4463 * toplev.h (internal_error, fatal_io_error, warning, error,
4464 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
4465 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
4468 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4470 * function.c (pop_function_context_from): var_refs_queue
4471 and temp slots now in GC memory.
4472 (mark_function_status, free_after_compilation): Likewise;
4473 also struct function now in GC memory.
4474 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
4475 (combine_temp_slots): Likewise.
4476 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
4477 (prepare_function_start): Use GC memory for struct function.
4478 (mark_temp_slot): Deleted.
4479 (gcc_mark_struct_function): struct function now in GC memory.
4481 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
4482 code for division, not modulus.
4484 * rtl.def (MEM): Remove obsolete part of comment.
4486 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
4488 * c-format.c (init_function_format_info): Check __builtin_printf
4489 and __builtin_fprintf even if -ffreestanding. Check C99 functions
4492 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4494 * c-common.c (format_attribute_table): Remove decl.
4495 * tree.h (format_attribute_table, lang_attribute_table): New decls.
4496 (lang_attribute_common): Likewise.
4498 * function.c (fix_lexical_address): Use set_mem_alias_set.
4499 (expand_function_start): Likewise.
4500 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
4502 * varasm.c (output_constant): Fix unused variable warning.
4504 * attribs.c: New file, from c-common.c.
4505 (attribute_tables): Now four elements.
4506 (format_attribute_table, lang_attribute_common): New variables.
4507 (init_attributes): Reflect above changes.
4508 (handle_mode_attribute): Delete check for wider than uintmax.
4509 * c-common.c: Delete parts moved to attribs.c.
4510 (enum attrs): Deleted; unused.
4511 (c_format_attribute_table): New variable.
4512 (c_common_lang_init): Initialize format_attribute_table with it.
4513 * c-common.h (decl_attributes): Remove decl.
4514 * tree.h (decl_attribute): Move it to here.
4515 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
4516 (attribs.o): New rule.
4518 2001-09-22 Andreas Jaeger <aj@suse.de>
4520 * builtins.c (c_getstr): Remove unused variable.
4522 2001-09-21 Richard Henderson <rth@redhat.com>
4524 * reload1.c (reload): Use delete_insn instead of splatting
4527 2001-09-21 Richard Henderson <rth@redhat.com>
4529 * reload.c (push_secondary_reload): Don't check for "=" in output
4530 constraint after ""->ALL_REGS check.
4532 2001-09-21 Richard Henderson <rth@redhat.com>
4534 * predict.c (expected_value_to_br_prob): Use pc_set.
4536 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
4537 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
4539 2001-09-21 Richard Henderson <rth@redhat.com>
4541 * rtl.h (LCT_RETURNS_TWICE): New.
4542 * calls.c (emit_call_1): Set current_function_calls_setjmp for
4544 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
4545 to ECF_RETURNS_TWICE.
4546 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
4549 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
4551 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
4552 (JMP_BUF_SIZE): New.
4554 2001-09-21 Richard Henderson <rth@redhat.com>
4556 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
4559 2001-09-21 Richard Henderson <rth@redhat.com>
4561 * tree.def (FDESC_EXPR): New.
4562 * expr.c (expand_expr): Handle it.
4563 * varasm.c (initializer_constant_valid_p): Likewise.
4564 (output_constant): Likewise.
4565 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4566 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4567 (ASM_OUTPUT_FDESC): New.
4568 * doc/tm.texi: Document the new macros.
4570 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4572 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
4573 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
4574 once merging is complete.
4576 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4578 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
4580 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4582 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
4583 that would be invalid after a merge.
4585 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
4587 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
4588 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
4590 (flow_delete_insn): This one.
4591 (delete_insn_chain): Rename from ...; do not care labels.
4592 (flow_delete_insn_chain): ... this one.
4593 (flow_delete_block): Remove the insns one BB has been expunged.
4594 (merge_blocks_nomove): Likewise.
4595 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
4596 updating BB boundaries.
4597 (tidy_fallthru_edge): Likewise.
4598 (commit_one_edge_insertion): Likewise.
4599 * cfgbuild.c (find_basic_block): Likewise.
4600 (find_basic_blocks_1): Likewise.
4601 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
4602 (try_crossjump_to_edge): Likewise.
4603 (try_optimize_cfg): Likewise.
4604 * cse.c (delete_trivially_dead_insns): Likewise.
4605 * df.c (df_insn_delete): Likewise.
4606 * doloop.c (doloop_modify): Use delete_related_insns.
4607 * emit-rtl.c (try_split): Likewise.
4608 (remove_insn): Update BB boundaries.
4609 * expect.c (connect_post_landing_pads): Use delete_related_insns.
4610 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
4611 updating BB boundaries.
4612 (propagate_block_delete_insn): Likewise.
4613 (propagate_block_delete_libcall): Likewise.
4614 * function.c (delete_handlers): Use delete_related_insns.
4615 (thread_prologue_and_epilogue_insns): Likewise.
4616 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
4617 * genpeep.c (gen_peephole): Use delete_related_insns.
4618 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
4620 (find_cond_trap): Likewise.
4621 * integrate.c (save_for_inline): Use delete_related_insns.
4622 (copy_insn_list): Likewise.
4623 * jump.c (pruge_linie_number_notes): Likewise.
4624 (duplicate_loop_exit_test): Likewise.
4625 (delete_computation): Likewise.
4626 (delete_related_insn): Rename from ...; use delete_insn
4627 (delete_insn): ... this one.
4628 (redirect_jump): Use delete_related_insns.
4629 * loop.c (scan_loop): Likewise.
4630 (move_movables): Likewise.
4631 (find_and_verify_loops): Likewise.
4632 (check_dbra_loop): Likewise.
4633 * recog.c (peephole2_optimize): Likewise.
4634 * reg-stack.c (delete_insn_for_stacker): Remove.
4635 (move_for_stack_reg): Use delete_insn.
4636 * regmove.c (combine_stack_adjustments_for_block): Likewise.
4637 * reload1.c (delete_address_reloads): Use delete_related_insns.
4638 (fixup_abnormal_edges): Use delete_insn.
4639 * recog.c (emit_delay_sequence): Use delete_related_insns.
4640 (delete_from-delay_slot): Likewise.
4641 (delete_scheduled_jump): likewise.
4642 (optimize_skip): Likewise.
4643 (try_merge_delay_insns): Likewise.
4644 (full_simple_delay_slots): Likewise.
4645 (fill_slots_from_thread): Likewise.
4646 (relax_delay_slots): Likewise.
4647 (make_return_insns): Likewise.
4648 (dbr_schedule): Likewise.
4649 * rtl.h (delete_insn): Rename to delete_related_insns.
4650 (delete_insn, delete_insn_chain): New prototypes.
4651 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
4652 by df_insn_delete already.
4653 * ssa-dce.c (delete_insn_bb): Use delete_insn.
4654 * ssa.c (convert_from_ssa): Use delete_related_insns.
4655 * unroll.c (unroll_loop): Likewise.
4656 (calculate_giv_inc): Likewise.
4657 (copy_loop_body): Likewise.
4659 * i386-protos.h (ix86_libcall_value, ix86_function_value,
4660 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4661 ix86_return_in_memory, ix86_function_value): Declare.
4662 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
4663 new static valurables.
4664 (x86_64_reg_class): New enum
4665 (x86_64_reg_class_name): New array.
4666 (classify_argument, examine_argument, construct_container,
4667 merge_classes): New static functions.
4668 (optimization_options): Enable flag_omit_frame_pointer and disable
4669 flag_pcc_struct_return on 64bit.
4670 (ix86_libcall_value, ix86_function_value,
4671 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4672 ix86_return_in_memory, ix86_function_value): New global functions.
4673 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
4674 (function_arg_advance): Handle x86_64 passing conventions.
4675 (function_arg): Likewise.
4676 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
4677 (RETURN_IN_MEMORY): Move offline.
4678 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
4679 (FUNCTION_VALUE_REGNO_P): New macro.
4680 (FUNCTION_ARG_REGNO_P): Move offline.
4681 (struct ix86_args): Add maybe_vaarg.
4682 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
4683 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
4685 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
4687 * s390.md: Changed attributes for scheduling.
4688 * s390.c: (s390_adjust_cost, s390_adjust_priority)
4691 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
4693 Table-driven attributes.
4694 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
4695 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
4696 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
4697 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
4698 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
4699 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
4700 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
4701 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
4702 * tree.h (struct tree_decl): Change machine_attributes to
4704 * doc/c-tree.texi: Document that all attributes are now attached
4706 * c-common.c (add_attribute, attrtab, attrtab_idx,
4707 default_valid_lang_attribute, valid_lang_attribute): Remove.
4708 (attribute_tables, attributes_initialized,
4709 c_common_attribute_table, default_lang_attribute_table): New
4711 (handle_packed_attribute, handle_nocommon_attribute,
4712 handle_common_attribute, handle_noreturn_attribute,
4713 handle_unused_attribute, handle_const_attribute,
4714 handle_transparent_union_attribute, handle_constructor_attribute,
4715 handle_destructor_attribute, handle_mode_attribute,
4716 handle_section_attribute, handle_aligned_attribute,
4717 handle_weak_attribute, handle_alias_attribute,
4718 handle_no_instrument_function_attribute,
4719 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
4720 handle_no_limit_stack_attribute, handle_pure_attribute): New
4722 (init_attributes, decl_attributes): Rewrite to implement
4723 table-driven attributes.
4724 * c-common.h (enum attribute_flags): Move to tree.h.
4725 * c-format.c (decl_handle_format_attribute,
4726 decl_handle_format_arg_attribute): Rename to
4727 handle_format_attribute and handle_format_arg_attribute. Update
4728 for table-driven attributes.
4729 * c-common.h (decl_handle_format_attribute,
4730 decl_handle_format_arg_attribute): Remove prototypes.
4731 (handle_format_attribute, handle_format_arg_attribute): Add
4733 * c-decl.c (grokdeclarator): Handle attributes nested inside
4735 * c-parse.in (setattrs, maybe_setattrs): Remove.
4736 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
4737 Update to handle nested attributes properly.
4738 (maybe_resetattrs, after_type_declarator,
4739 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
4740 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
4742 (make_pointer_declarator): Update to handle nested attributes
4744 * doc/extend.texi: Update documentation of limits of attributes
4745 syntax. Warn about problems with attribute semantics in C++.
4746 * target.h (struct target): Remove valid_decl_attribute and
4747 valid_type_attribute. Add attribute_table and
4748 function_attribute_inlinable_p.
4749 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
4750 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
4751 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
4753 (TARGET_INITIALIZER): Update.
4754 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
4756 (function_attribute_inlinable_p): New function. Check for the
4757 presence of any machine attributes before using
4758 targetm.function_attribute_inlinable_p.
4759 (function_cannot_inline_p): Update.
4760 * Makefile.in (integrate.o): Update dependencies.
4761 * doc/tm.texi: Update documentation of target attributes and
4762 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
4763 * tree.c (default_valid_attribute_p, valid_machine_attribute):
4765 (default_target_attribute_table,
4766 default_function_attribute_inlinable_p): New.
4767 (lookup_attribute): Update comment to clarify handling of multiple
4768 attributes with the same name.
4769 (merge_attributes, attribute_list_contained): Allow multiple
4770 attributes with the same name but different arguments to appear in
4771 the same attribute list.
4772 * tree.h (default_valid_attribute_p): Remove prototype.
4773 (struct attribute_spec): New.
4774 (default_target_attribute_table): Declare.
4775 (enum attribute_flags): Move from c-common.h. Add
4776 ATTR_FLAG_TYPE_IN_PLACE.
4777 (default_function_attribute_inlinable_p): Declare.
4778 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
4779 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4780 (TARGET_ATTRIBUTE_TABLE): Define.
4781 (vms_attribute_table): New.
4782 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
4783 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4784 (TARGET_ATTRIBUTE_TABLE): Define.
4785 (arc_attribute_table, arc_handle_interrupt_attribute): New.
4786 * config/arm/arm.c (arm_valid_type_attribute_p,
4787 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
4789 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4791 (TARGET_ATTRIBUTE_TABLE): Define.
4792 (arm_attribute_table, arm_handle_fndecl_attribute,
4793 arm_handle_isr_attribute): New.
4794 * config/avr/avr.c (avr_valid_type_attribute,
4795 avr_valid_decl_attribute): Remove.
4796 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
4798 (TARGET_ATTRIBUTE_TABLE): Define.
4799 (avr_attribute_table, avr_handle_progmem_attribute,
4800 avr_handle_fndecl_attribute): New.
4801 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
4802 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4803 (TARGET_ATTRIBUTE_TABLE): Define.
4804 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
4805 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
4806 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4807 (TARGET_ATTRIBUTE_TABLE): Define.
4808 (h8300_attribute_table, h8300_handle_fndecl_attribute,
4809 h8300_handle_eightbit_data_attribute,
4810 h8300_handle_tiny_data_attribute): New.
4811 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
4812 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
4814 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
4816 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
4817 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4819 (TARGET_ATTRIBUTE_TABLE): Define.
4820 (ix86_attribute_table, ix86_handle_cdecl_attribute,
4821 ix86_handle_regparm_attribute): New.
4822 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
4823 i386_pe_valid_type_attribute_p): Remove.
4824 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
4825 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
4826 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4827 (TARGET_ATTRIBUTE_TABLE): Define.
4828 (ia64_attribute_table): New.
4829 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
4830 interrupt_ident2, model_ident1, model_ident2): Remove.
4831 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4832 (TARGET_ATTRIBUTE_TABLE): Define.
4833 (init_idents): Update.
4834 (m32r_attribute_table, m32r_handle_model_attribute): New.
4835 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
4837 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4838 (TARGET_ATTRIBUTE_TABLE): Define.
4839 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
4840 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
4841 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4842 (TARGET_ATTRIBUTE_TABLE): Define.
4843 (mcore_attribute_table, mcore_handle_naked_attribute): New.
4844 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
4845 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4846 (TARGET_ATTRIBUTE_TABLE): Define.
4847 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
4848 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
4849 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4850 (TARGET_ATTRIBUTE_TABLE): Define.
4851 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
4852 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
4853 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4854 (TARGET_ATTRIBUTE_TABLE): Define.
4855 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
4856 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
4858 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
4860 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
4861 (TARGET_ATTRIBUTE_TABLE): Define.
4862 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
4864 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
4865 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4866 (TARGET_ATTRIBUTE_TABLE): Define.
4867 (v850_attribute_table, v850_handle_interrupt_attribute,
4868 v850_handle_data_area_attribute): New.
4869 * config/v850/v850-c.c (mark_current_function_as_interrupt):
4870 Return void. Call decl_attributes instead of
4871 valid_machine_attribute.
4873 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
4875 * sh-protos.h (sh_pr_n_sets): Declare.
4876 * sh.c (calc_live_regs): If the initial value for PR has been copied,
4877 look at the copy to determine if PR needs to be saved.
4878 sh_pr_n_sets: New function.
4879 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
4880 (ALLOCATE_INITIAL_VALUE): Define.
4882 * sh.c (initial_elimination_offset):
4883 Fix RETURN_ADDRESS_POINTER_REGNUM case.
4885 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
4887 * integrate.c (allocate_initial_values): New function.
4888 * integrate.h (allocate_initial_values): Declare.
4889 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
4891 * reload1.c (reload): And initialization of reg_equiv_memory_loc
4893 * toplev.c (rest_of_compilation): To here.
4894 Call allocate_initial_values.
4895 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
4897 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4899 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
4901 2001-09-20 DJ Delorie <dj@redhat.com>
4903 * c-typeck.c (really_start_incremental_init): Discriminate
4904 between zero-length arrays and flexible arrays.
4905 (push_init_level): Detect zero-length arrays and handle them
4906 like fixed-sized arrays.
4907 * expr.c (store_constructor): Handle zero-length arrays and
4908 flexible arrays correctly.
4909 * doc/extend.texi: Update zero-length array notes.
4911 2001-09-20 Jim Wilson <wilson@redhat.com>
4913 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
4914 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
4915 for issue port conflicts.
4916 (cycle_end_fill_slots): TYPE_L instructions take two slots.
4918 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
4920 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
4923 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4925 * fold-const.c (hashtab.h): Include.
4926 (int_const_binop): Remove FORSIZE arg and compute from type; all
4928 Call size_int_type_wide for all single-word constants.
4929 (size_htab_hash, size_htab_eq): New functions.
4930 (size_int_type_wide): Rework to use hash table.
4931 * ggc-common.c (hashtab.h): Include.
4932 (struct d_htab_root): New struct.
4933 (d_htab_roots): New variable.
4934 (ggc_add_deletable_htab, ggc_htab_delete): New functions
4935 (ggc_mark_roots): Handle deletable htabs.
4936 * ggc-page.c (ggc_marked_p): New function.
4937 * ggc-simple.c (ggc_marked_p): Likewise.
4938 * ggc.h: Reformatting throughout.
4939 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
4940 * tree.c (init_obstacks): Make type_hash_table a deletable root.
4941 (type_hash_add): Allocate struct type_hash from GC memory.
4942 (mark_hash_entry, mark_type_hash): Deleted.
4943 (type_hash_marked_p, type_hash_mark): New functions.
4944 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
4946 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
4948 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
4951 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4953 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
4954 array-too-large test for signed sizetype.
4956 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4958 * i386.md (indirect_jump): Allow Pmode operand.
4959 (tablejump): LIkewise; perform expansion to 64bit mode.
4960 * i386.c (symbolic_operand): Allow 64bit PIC references.
4961 (pic_symbolic_operand): Likewise.
4962 (ix86_find_base_term): Strip the 64bit PIC references.
4963 (legitimate_pic_address_disp_p): Handle 64bit PIC.
4964 (legitimize_pic_address): Likewise.
4965 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
4966 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
4968 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
4970 * stringpool.c (get_identifier_with_length): New function.
4971 * tree.h (get_identifier_with_length): New prototype.
4973 2001-09-19 Alan Modra <amodra@bigpond.net.au>
4974 David Edelsohn <edelsohn@gnu.org>
4977 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
4978 already sign-extended.
4980 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
4981 * config/rs6000/rs6000.c (logical_operand): Always compare op as
4983 (rs6000_emit_set_long_const): Avoid unnecessary shift.
4984 (output_profile_hook): Declare label_name const.
4985 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
4986 to match constraints.
4988 2001-09-19 Stan Shebs <shebs@apple.com>
4990 * alias.c: Fix typos in comments.
4991 * sched-rgn.c (init_ready_list): Ditto.
4992 * unwind-dw2.c (uw_frame_state_for): Ditto.
4993 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
4994 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
4995 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
4997 2001-09-19 Richard Henderson <rth@redhat.com>
4999 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
5001 * Makefile.in (cfg.o): Depend on TM_P_H.
5003 2001-09-19 Richard Henderson <rth@redhat.com>
5005 * config/alpha/alpha.c (local_symbol_p): Split out from ...
5006 (local_symbolic_operand): ... here.
5007 (small_symbolic_operand): Check mode.
5008 (global_symbolic_operand): New.
5009 (input_operand): Reject symbolics if explicit relocs.
5010 (call_operand): Tidy.
5011 (alpha_legitimize_address): Use movdi_er_high_g.
5012 (alpha_expand_mov): Likewise.
5013 * config/alpha/alpha-protos.h: Update.
5014 * config/alpha/alpha.h (PREDICATE_CODES): Update.
5015 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
5016 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
5017 (UNSPECV_LDGP2): Remove.
5018 (all call patterns): Use 's' not 'i' for symbolic constraint.
5019 (call_osf call_value_osf): Use call_operand.
5020 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
5021 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
5022 (prologue_ldgp_1_er): Remove.
5023 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
5024 (builtin_setjmp_receiver_er patterns): Use them.
5025 (exception_receiver_er): Likewise.
5027 2001-09-19 Richard Henderson <rth@redhat.com>
5029 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
5031 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
5032 and NON_LOCAL_GOTO notes.
5033 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
5034 copy over CALL_INSN_FUNCTION_USAGE.
5036 2001-09-18 Catherine Moore <clm@redhat.com>
5038 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
5041 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
5043 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
5044 new-style tm_file specification. Specify correct tm_p_file,
5045 md_file, and out_file for s390x.
5047 * config/s390/linux.h, linux64.h: Don't include other target
5048 macro header files. Now handled via tm_file.
5050 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
5051 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
5052 are defined before use.
5054 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
5056 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
5057 code generation only for Gnu assembler.
5059 2001-09-18 Catherine Moore <clm@redhat.com>
5061 * config/stormy16 (LIB_SPEC): Remove -lnosys.
5063 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
5065 * config/mips/mips.c (mips_frame_set): New.
5066 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
5067 a parallel frame-related expression with a set for each register.
5069 2001-09-18 Philip Blundell <philb@gnu.org>
5071 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
5074 2001-09-17 Dale Johannesen <dalej@apple.com>
5076 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
5077 * config/rs6000/aix.h (FIXED_R2): Define.
5078 * config/rs6000/darwin.h (FIXED_R2): Define.
5079 * config/rs6000/sysv4.h (FIXED_R2): Define.
5081 2001-09-17 Jeff Sturm <jsturm@one-point.com>
5083 * except.c (dw2_build_landing_pads): New local
5084 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
5085 barrier after clobbers. Fixes c++/4012.
5087 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5089 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
5091 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
5093 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
5094 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
5096 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5098 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
5101 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
5103 * cpphash.h (_cpp_lex_direct): New.
5104 * cpplex.c (_cpp_lex_token): Update.
5105 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
5106 and increment that pointer.
5107 * cppmacro.c (alloc_expansion_token): New.
5108 (lex_expansion_token): Lex macro expansion directly into
5111 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
5113 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
5115 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
5117 * basic-block.h (free_bb_for_insn): Declare.
5118 * bb-reorder.c (label_for_bb): Use block_label.
5119 (emit_jump_to_block_after): Remove.
5120 (insert_intra_1): Do not update block_for_insn.
5121 (insert_inter_bb_scope_notes): Likewise; update bb->end
5122 * cfg.c (free_bb_for_insn): New.
5123 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
5124 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
5125 (commit_one_edge_insertion): Likewise.
5126 (commit_one_edge_insertion): Do not update BB boundary.
5127 (commit_edge_insertions): Do not call compute_bb_for_insn.
5128 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
5129 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
5130 (merge_blocks_move_successor_nojumps): Likewise.
5131 (try_crossjump_to_edge): Do not update block_for_insn.
5132 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
5133 * df.c (df_pattern_emit_later): Do not update BB boundary.
5134 (df_jump_pattern_emit_after): Likewise.
5135 (df_insn_move_before): Use emit_insn_before.
5136 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
5138 (add_insn_after, add_insn_before, emit_insns_after): Update BB
5139 boundaries and basic_block_for_insn.
5140 (reorder_insns_nobb): Rename from reorder_insns.
5141 (reorder_insns): New.
5142 (emit_block_insn_before, emit_block_insn_after): Kill.
5143 * flow.c (check_function_return_warnings): Do not call
5144 compute_bb_for_insn; Do not free basic_block_for_insn.
5145 (attempt_auto_inc): Do not update basic_block_for_insn.
5146 * function.c (emit_return_into_block): Likewise;
5147 do not update BB boundaries.
5148 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
5149 (insert_insn_end_bb): Use emit_insn_before; Likewise.
5150 (pre_insert_copy_insn): Likewise.
5151 (update_ld_motion_notes): Likewise.
5152 (insert_insn_start_bb): Likewise.
5153 (replace_store_insn): Likewise.
5154 * ifcvt.c (noce_process_if_block): Likewise.
5155 (if_convert): Do not call compute_bb_for_insn.
5156 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
5157 Use emit_insn_before and emit_insn_after.
5158 * recog.c (split_all_insns): Do not update BB boundaries;
5159 Do not call compute_bb_for_insn.
5160 (peephole2_optimize): Do not update BB boundaries.
5161 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
5163 (emit_swap_insn): Likewise.
5164 (convert_regs_1): Likewise.
5165 * reload1.c (reload): Call compute_bb_for_insn.
5166 * rtl.h (reorder_insns_nobb): Declare.
5167 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
5168 * toplev.c (rest_of_compilation): Call free_bb_for_insn
5169 at places CFG is invalidated; do not call compute_bb_for_insn.
5171 * cfg.c (expunge_block): Invalidate BB structure.
5173 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
5176 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
5178 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
5180 * cpphash.h (_cpp_lex_token): Update prototype.
5181 * cpplex.c (_cpp_lex_token): New prototype.
5182 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
5183 lex_macro_node, read_flag, do_pragma_poison): Update.
5184 * cppmacro.c (cpp_get_token, parse_params,
5185 lex_expansion_token): Update.
5187 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
5189 * cppmain.c (scan_translation_unit): Don't worry about
5190 putting a space after hashes.
5191 * cpplib.c (directive_diagnostics): New.
5192 (_cpp_handle_directive): Update to use directive_diagnostics.
5193 (run_directive): Don't toggle prevent_expansion.
5194 (do_line): Backup in case of the line extension.
5195 * cpplib.h (cpp_lexer_pos): Remove.
5196 * cppmacro.c (_cpp_create_definition): Precede a leading #
5199 2001-09-15 Richard Henderson <rth@redhat.com>
5201 * c-typeck.c (comptypes): Handle zero-length arrays properly.
5203 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5205 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
5207 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5209 PR preprocessor/3571
5210 * tradcpp.c (handle_directive): Skip non-vertical space.
5212 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5214 * cppmain.c (setup_callbacks): Set line callback only
5215 if outputting preprocessed source.
5217 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5219 * collect2.c (main): Const-ification.
5220 * gcc.c (translate_options, process_command): Use xstrdup in
5221 lieu of xmalloc/strcpy.
5222 (main): Use concat in lieu of xmalloc/strcpy/strcat.
5224 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5226 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
5229 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5231 * scan-decls.c (scan_decls): Fix typo.
5233 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5235 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
5236 Split mlstring_pos into mls_line and mls_col.
5237 * cppinit.c (cpp_create_reader): Initialize line to 1.
5238 (cpp_destroy): Free tokenruns.
5239 (push_include): Don't update lexer_pos.
5240 * cpplex.c (unterminated, parse_string): Update.
5241 (lex_token): Don't update lexer_pos, update.
5242 * cpplib.c (if_stack): Save line instead of line + col.
5243 (start_directive, _cpp_do__Pragma, do_else, do_elif,
5244 push_conditional, _cpp_pop_buffer): Update.
5245 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
5246 (_cpp_create_definition): Update.
5248 2001-09-15 Eric Christopher <echristo@redhat.com>
5250 * config/mips/abi64.h: Add support for MEABI.
5252 2001-09-15 Eric Christopher <echristo@redhat.com>
5254 * config/mips/mips.md: Add unspec #2.
5256 (reload_outdi): Ditto.
5257 (reload_outsi): Ditto.
5260 2001-09-15 Eric Christopher <echristo@redhat.com>
5261 Jason Eckhardt <jle@redhat.com>
5263 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
5264 * config/mips/isa32-linux.h: New file.
5265 * config/mips/isa3264.h: Ditto.
5266 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
5267 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
5268 (output_block_mode): Support MEABI.
5269 (function_arg): Ditto. Fix floating point arg passing.
5270 (mips_va_start): Ditto.
5271 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
5273 (mips_asm_file_start): Add new section to pass abi to gdb.
5274 (function_arg_pass_by_reference): Support MEABI.
5275 (mips_parse_cpu): Support mips32 and mips64 processors.
5276 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
5277 TARGET_MIPS5KC. Support isa32 and isa64.
5278 (processor_type): Add r4kc, r5kc, r20kc.
5279 (GENERATE_MULT3_SI): New.
5280 (GENERATE_MULT3_DI): Ditto.
5281 (GENERATE_MULT3): Remove.
5282 (ISA_HAS_64BIT_REGS): Add isa == 64.
5283 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
5284 (ISA_HAS_MADD_MSUB): New.
5285 (ISA_HAS_CLZ_CLO): Ditto.
5286 (ISA_HAS_DCLZ_DCLO): Ditto.
5287 (ABI_GAS_ASM_SPEC): New.
5288 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
5291 (SUBTARGET_CC1_SPEC): Ditto.
5292 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
5293 (PAD_VARARGS_DOWN): Support MEABI.
5294 (HARD_REGNO_NREGS): Move to mips.c.
5295 (ASM_OUTPUT_IDENT): Add #undef.
5296 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
5297 (mulsi3): Use GENERATE_MULT3_SI.
5298 (mulsi3_mult3): Ditto. Support mips32, mips64.
5299 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
5300 (mul_sub_si): New pattern.
5301 (unnamed splitters): New.
5302 (muldi3): Use GENERATE_MULT3_DI.
5303 (muldi3_internal2): Ditto.
5304 (movdicc): Support mips32.
5305 * config/mips/t-isa3264: New file.
5307 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
5309 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
5310 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
5311 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
5313 * reorg.c (fill_slots_from_thread): After call to
5314 steal_delay_list_from_target, update own_thread as new_thread may
5317 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
5319 * cpperror.c (print_location): Take line and column, for
5320 default positioning use the previously lexed token.
5321 (_cpp_begin_message): Take line and column.
5322 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
5323 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
5324 * cpphash.h (_cpp_begin_message): Update prototype.
5325 * cppinit.c (push_include): Don't set output line.
5326 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
5327 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
5328 (do_pragma): Kludge for front ends. Don't expand macros at all.
5329 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
5330 (struct cpp_token): Remove output_line.
5331 (struct cpp_callbacks): New member line_change.
5332 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
5333 cpp_get_token): Preserve BOL flag.
5334 (cpp_get_line): Remove.
5335 (_cpp_backup_tokens): Remove useless abort().
5336 * cppmain.c (cb_line_change): New.
5337 (scan_translation_unit): Don't worry about starting new lines here.
5338 * scan-decls.c (scan_decls): Update.
5339 * c-lex.c (c_lex, init_c_lex): Update.
5340 (cb_line_change, src_lineno): New.
5342 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
5344 * tree.c (append_random_chars): Generate the random
5345 characters in a reproducable fashion.
5347 2001-09-14 Richard Henderson <rth@redhat.com>
5349 * config/i386/i386.c (internal_label_prefix): New.
5350 (internal_label_prefix_len): New.
5351 (override_options): Set them.
5352 (local_symbolic_operand): New.
5353 (legitimate_pic_address_disp_p): Use it.
5354 (legitimize_pic_address): Likewise.
5356 2001-09-14 Marc Espie <espie@openbsd.org>
5358 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
5361 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5363 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
5364 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
5366 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
5368 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
5369 invocation of SUBREG_REGNO_OFFSET.
5371 * haifa-sched.c: Fix typo in FSF copyright statement.
5372 * sched-deps.c: Fix typo in FSF copyright statement.
5373 * sched-ebb.c: Fix typo in FSF copyright statement.
5374 * sched-rgn.c: Fix typo in FSF copyright statement.
5375 * sched-vis.c: Fix typo in FSF copyright statement.
5377 * config.gcc: Move inclusion of arm elf specific header files
5378 from the files themselves into the tm_file variable. Make
5379 sure that elfos.h is included before target specific elf
5381 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
5383 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
5384 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
5385 ASM_OUTPUT_CASE_LABEL): Protect definition.
5386 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
5387 not already defined.
5388 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
5389 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
5390 Remove duplicate definition.
5391 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
5392 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
5393 (RDATA_SECTION_FUNCTION): Remove redundant definition.
5394 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
5395 Remove inclusion of arm/elf.h.
5396 * config/arm/unknown-elf.h: as for conix-elf.h.
5397 (STARTFILE_SPEC): Include crti.o and crtn.o.
5398 * config/arm/linux-elf.h: as for conix-elf.h.
5399 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
5400 * config/arm/strongarm-elf.h: Remove inclusion of
5402 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
5403 * config/arm/unknown-elf-oabi.h: Remove inclusion of
5404 unknown-elf.h and elf.h.
5405 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
5406 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
5407 ASM_WEAKEN_LABEL): Remove redundant definition.
5408 * config/arm/elf.h: Test for inclusion of elfos.h
5409 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
5410 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
5411 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
5412 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
5413 redundant definition.
5414 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
5415 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
5416 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
5417 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
5418 Add rules to build crti.o and crtn.o
5419 * crti.asm: New file.
5420 * crtn.asm: New file.
5422 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
5424 * c-parse.in (_yylex): Use _cpp_backup_tokens.
5425 * cpphash.h (struct tokenrun): Add prev.
5426 (struct lexer_state): Remove bol.
5427 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
5428 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
5430 * cppinit.c (cpp_create_reader): Don't set bol.
5431 (cpp_destroy): Don't free lookaheads.
5432 * cpplex.c (lex_directive): Remove.
5433 (next_tokenrun): Update.
5434 (_cpp_lex_token): Clean up logic.
5435 (lex_token): Update to return a pointer to lexed token, since it
5436 can move to the start of the buffer. Simpify newline handling.
5437 * cpplib.c (SEEN_EOL): Update.
5438 (skip_rest_of_line): Remove lookahead stuff.
5439 (end_directive): Line numbers are already incremented. Revert
5440 to start of lexed token buffer if we can.
5441 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
5442 parse_answer): Use _cpp_backup_tokens.
5443 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
5444 instead. Don't check for EOL.
5445 (do_include_common, do_line, do_pragma_system_header): Use
5447 * cpplib.h (BOL, _cpp_backup_tokens): New.
5448 * cppmacro.c (save_lookahead_token, take_lookahead_token,
5449 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
5450 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
5451 (builtin_macro): Don't use cpp_get_line.
5452 (cpp_get_line): Short term kludge.
5453 (parse_arg): Handle directives in arguments here. Back up when
5454 appropriate. Store EOF at end of argument list.
5455 (funlike_invocation_p): Use _cpp_backup_tokens.
5456 (push_arg_context): Account for EOF at end of list.
5457 (cpp_get_token): Remove lookahead stuff. Update.
5459 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5461 * c-parse.in (yyerror): Const-ification and/or static-ization.
5462 * c-typeck.c (push_member_name): Likewise.
5463 * collect2.c (main): Likewise.
5464 * dbxout.c (dbxout_parms): Likewise.
5465 * diagnostic.c (format_with_decl): Likewise.
5466 * dwarf2out.c (output_ranges): Likewise.
5467 * dwarfout.c (fundamental_type_code): Likewise.
5468 * except.c (dw2_output_call_site_table): Likewise.
5469 * gcc.c (do_spec_1): Likewise.
5470 * genopinit.c (optabs): Likewise.
5471 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
5472 gen_declaration_1, handle_impent): Likewise.
5473 * protoize.c (default_include, in_system_include_dir, abspath):
5475 * sched-vis.c (visualize_stall_cycles): Likewise.
5476 * sdbout.c (plain_type_1, sdbout_end_function,
5477 sdbout_end_epilogue): Likewise.
5478 * varasm.c (decode_reg_name): Likewise.
5480 * 1750a.c (mod_regno_adjust): Likewise.
5481 * alpha.c (alpha_write_one_linkage,
5482 unicosmk_output_default_externs): Likewise.
5483 * arm.c (arm_condition_codes): Likewise.
5484 * arm.h (arm_condition_codes): Likewise.
5485 * avr.c (output_movsisf, encode_section_info): Likewise.
5486 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
5488 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5489 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5490 * m88k.c (output_function_profiler): Likewise.
5491 * mips.c (mips_output_conditional_branch): Likewise.
5492 * ns32k.c (ns32k_out_reg_names): Likewise.
5493 * ns32k.h (ns32k_out_reg_names): Likewise.
5494 * pj.c (pj_output_rval): Likewise.
5495 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
5496 * sparc.c (sparc_flat_function_prologue,
5497 sparc_flat_function_epilogue): Likewise.
5499 2001-09-13 Markus Werle <numerical.simulation@web.de>
5500 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5502 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
5503 Aachen University of Technology".
5505 2001-09-13 Andreas Schwab <schwab@suse.de>
5507 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
5510 2001-09-13 Richard Henderson <rth@redhat.com>
5512 * config/alpha/alpha.c (small_symbolic_operand): New.
5513 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
5514 (some_operand, input_operand): Don't handle HIGH.
5515 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
5516 (alpha_expand_mov): Likewise.
5517 (print_operand) [H]: Just print HIGH symbol.
5518 (print_operand_address): Handle small data.
5519 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
5520 (TARGET_SWITCHES): Add -msmall-data/large-data.
5521 (PIC_OFFSET_TABLE_REGNUM): New.
5522 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
5523 (PREDICATE_COES): Update.
5524 * config/alpha/alpha.md (adddi_er_high): New.
5525 (adddi_er_low): Handle small data.
5526 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
5527 prefer .sdata to .rodata.
5528 (SELECT_RTX_SECTION): Likewise.
5530 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
5532 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
5533 defining __size_t and leaving size_t undefined.
5535 2001-09-12 Diego Novillo <dnovillo@redhat.com>
5537 * basic-block.h (expunge_block): Declare.
5538 * cfg.c (expunge_block): Remove static declaration.
5540 2001-09-12 Richard Henderson <rth@redhat.com>
5542 * integrate.c (copy_insn_list): Copy label name from
5543 NOTE_INSN_DELETED_LABEL.
5545 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5547 * c-common.c (c_tree_code_name): Const-ification.
5548 * c-decl.c (c_decode_option): Likewise.
5549 * c-typeck.c (warn_for_assignment): Likewise.
5550 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
5552 * cppinit.c (output_deps): Likewise.
5553 * dependence.c (dependence_string, direction_string): Likewise.
5554 * dwarf2out.c (output_ranges): Likewise.
5555 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
5556 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
5557 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
5558 standard_startfile_prefix, standard_startfile_prefix_1,
5559 standard_startfile_prefix_2, tooldir_base_prefix,
5560 standard_bindir_prefix, find_a_file): Likewise.
5561 * genattrtab.c (make_length_attrs): Likewise.
5562 * gencheck.c (tree_codes): Likewise.
5563 * genemit.c (gen_split): Likewise.
5564 * genrecog.c (special_mode_pred_table): Likewise.
5565 * graph.c (graph_ext): Likewise.
5566 * protoize (default_include): Likewise.
5567 * reload.c (reload_when_needed_name): Likewise.
5568 * sched-vis.c (visualize_stall_cycles): Likewise.
5569 * tlink.c (recompile_files): Likewise.
5570 * toplev.c (decode_g_option): Likewise.
5571 * tradcpp.c (output_deps): Likewise.
5572 * varasm.c (decode_reg_name): Likewise.
5574 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
5577 * avr.c (avr_regnames, encode_section_info): Likewise.
5578 * c4x.c (float_reg_names): Likewise.
5579 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
5580 * elfos.h (const_section): Likewise.
5581 * i386.c (ix86_comp_type_attributes): Likewise.
5582 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
5583 * ia64/aix.h (UNIQUE_SECTION): Likewise.
5584 * ia64.c (type_names): Likewise.
5585 * m68hc11.c (reg_class_names): Likewise.
5586 * m88k.c (m_options): Likewise.
5587 * mips.c (mips_output_conditional_branch, mips_unique_section):
5589 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5590 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
5591 ultra_code_names): Likewise.
5592 * sparc.h (OVERRIDE_OPTIONS): Likewise.
5594 2001-09-12 Jakub Jelinek <jakub@redhat.com>
5596 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
5597 Use --fatal-warnings option for gas.
5598 * configure: Rebuilt.
5600 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5602 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
5604 2001-09-11 Jim Wilson <wilson@redhat.com>
5606 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
5608 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5610 * builtins.c (c_strlen): Treat an offset too large for a
5611 HOST_WIDE_INT as out of range.
5613 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
5615 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
5616 (EDGE_CRITICAL_P): New predicate.
5617 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
5619 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
5620 (dump_edge_info): Remove "crit".
5621 * cfganal.c (mark_critical_edges): Kill.
5622 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
5623 * cfgcleanup.c (cleanup_cfg): Likewise.
5624 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
5625 (find_spanning_tree): Likewise.
5626 * reg-stack.c (convert_regs_1): Likewise.
5627 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
5629 * basic-block.h (create_basic_block_structure): New.
5630 (create_basic_block): Update prototype.
5631 (force_nonfallthru): New.
5632 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
5633 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
5634 handle updating of block_for_insn, creating of empty BBs and BBs at
5635 the end of INSN chain.
5636 (create_basic_block): New function.
5637 (split_block): Use create_basic_block.
5638 (force_nonfallthru_and_redirect): Break out from ...; cleanup
5639 (redirect_edge_and_branch_force): ... here.
5640 (force_nonfallthru): New.
5641 (split_edge): Rewrite to use force_nonfallthru and create_block.
5642 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
5643 (find_basic_blocks): Free basic_block_for_insn.
5644 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
5646 * cfg.c: Fix formating.
5647 * cfgcleanup.c: Fix formating.
5648 (merge_blocks, tail_recursion_label_p): Return bool.
5649 (merge_blocks_move_predecessor_nojumps,
5650 merge_blocks_move_successor_nojumps): Return void.
5652 2001-09-11 Jakub Jelinek <jakub@redhat.com>
5654 * configure.in: Check whether assembler supports section merging.
5655 * config.in: Rebuilt.
5656 * configure: Rebuilt.
5657 * varasm.c (variable_section, output_constant_pool): Pass alignment
5658 to SELECT_SECTION and SELECT_RTX_SECTION.
5659 (mergeable_string_section): New.
5660 (mergeable_constant_section): New.
5661 (default_elf_asm_named_section): Output SECTION_MERGE and
5662 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5663 * output.h (mergeable_string_section): New.
5664 (mergeable_constant_section): New.
5665 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
5666 * toplev.c (flag_merge_constants): New.
5667 (f_options): Add -fmerge-constants and -fmerge-all-constants
5669 (toplev_main): Default to -fno-merge-constants if not optimizing.
5670 * flags.h (flag_merge_constants): Add extern.
5671 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
5672 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
5674 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
5675 Define if assembler has working .subsection -1 support.
5676 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
5677 Put constant into special SHF_MERGE sections if the linker should
5678 attempt to merge duplicates.
5679 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
5681 Put constant into special SHF_MERGE sections if the linker should
5682 attempt to merge duplicates.
5683 * config/alpha/elf.h: Likewise.
5684 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
5685 has working .subsection -1 support.
5686 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
5688 * config/svr3.h: Likewise.
5689 * config/darwin.h: Likewise.
5690 * config/arm/aof.h: Likewise.
5691 * config/arm/linux-elf.h: Likewise.
5692 * config/avr/avr.h: Likewise.
5693 * config/c4x/c4x.h: Likewise.
5694 * config/d30v/d30v.h: Likewise.
5695 * config/i386/dgux.h: Likewise.
5696 * config/i386/osfrose.h: Likewise.
5697 * config/i386/sco5.h: Likewise.
5698 * config/i386/svr3gas.h: Likewise.
5699 * config/ia64/aix.h: Likewise.
5700 * config/m32r/m32r.h: Likewise.
5701 * config/m68k/m68k.h: Likewise.
5702 * config/m88k/dgux.h: Likewise.
5703 * config/m88k/m88k.h: Likewise.
5704 * config/mcore/mcore-pe.h: Likewise.
5705 * config/mips/mips.h: Likewise.
5706 * config/pa/pa.h: Likewise.
5707 * config/pa/pa-linux.h: Likewise.
5708 * config/romp/romp.h: Likewise.
5709 * config/rs6000/sysv4.h: Likewise.
5710 * config/rs6000/xcoff.h: Likewise.
5711 * config/s390/linux.h: Likewise.
5712 * config/sparc/sparc.h: Likewise.
5713 * config/sparc/sysv4.h: Likewise.
5714 * config/stormy16/stormy16.h: Likewise.
5715 * config/v850/v850.h: Likewise.
5716 * config/vax/vms.h: Likewise.
5717 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
5718 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5719 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
5720 default_elf_asm_named_section for SHF_MERGE sections.
5722 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5724 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
5727 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
5729 * c-common.c (split_specs_attrs): Allow for empty attributes with
5730 empty TREE_PURPOSE. Fixes PR c/4294.
5732 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
5734 * basic-block.h (cached_make_edge, make_single_succ): New.
5735 (make_edge): Remove first parameter.
5736 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
5737 * cfg.c (cached_make_edge): Rename from make_edge; return newly
5738 created edge; use obstack allocation.
5739 (make_edge, make_single_succ_edge): New.
5740 (first_removed_edge): New static variable.
5741 (init_flow): Initialize first_removed_edge and n_edges.
5742 (clear_edges): Use remove_edge.
5743 (flow_delete_block): Likewise.
5744 (remove_edge): Add removed edges to the removed edges list.
5745 (split_block, redirect_edge_and_branch_force, split_edge):
5747 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
5748 (add_noreturn_fake_exit_edges): Likewise.
5749 (connect_infinite_loops_to_exit): Liekwise.
5750 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
5751 Use cached_make_edge.
5752 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
5753 * profile.c (branch_prob): Update make_edge call.
5754 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
5756 2001-09-11 Richard Henderson <rth@redhat.com>
5758 * config/alpha/alpha.c: Tidy formatting.
5759 (local_symbolic_operand): Verify mode.
5760 (alpha_sa_mask): Ignore unicos for eh_return.
5761 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
5762 * config/alpha/alpha.md (umk divsi patterns): Remove.
5763 (extendsfdf2): Remove unicos check.
5764 (tablejump): Merge vms and unicos code; always use direct set
5767 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5769 * config.gcc (alpha*-*-unicosmk*): New target.
5771 * config/alpha/alpha-protos.h (symbolic_operand,
5772 unicosmk_add_call_info_word, unicosmk_add_extern,
5773 unicosmk_defer_case_vector, unicosmk_unique_section,
5774 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
5775 unicosmk_asm_file_start, unicosmk_asm_file_end,
5776 unicosmk_output_common): Declare.
5778 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
5779 direct_return, function_arg, alpha_va_start, alpha_va_arg,
5780 alpha_does_function_need_gp, alpha_end_function): Support Cray
5782 (alpha_init_machine_status, alpha_mark_machine_status,
5783 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
5784 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
5785 unicosmk_asm_named_section, unicosmk_insert_attributes,
5786 unicosmk_section_type_flags, symbolic_operand,
5787 unicosmk_output_module_name, unicosmk_output_default_externs,
5788 unicosmk_output_dex, unicosmk_output_externs,
5789 unicosmk_output_addr_vec, unicosmk_ssib_name,
5790 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
5791 unicosmk_asm_file_end, unicosmk_output_common,
5792 unicosmk_section_type_flags, unicosmk_unique_section,
5793 unicosmk_add_call_info_word, unicosmk_text_section,
5794 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
5795 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
5796 unicosmk_dex_count, unicosmk_special_name): New.
5797 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
5798 TARGET_ABI_UNICOSMK.
5799 (get_aligned_mem, alpha_expand_unaligned_load,
5800 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
5801 alpha_expand_unaligned_store_words): Support big-endian mode.
5802 (print_operand): Likewise. New format specifier 't'. Use
5803 TARGET_AS_SLASH_BEFORE_SUFFIX.
5804 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
5805 (alpha_pv_save_size): Update with above change.
5806 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
5807 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
5810 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
5811 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
5812 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
5813 (EXTRA_CONSTRAINT): New constraint 'U'.
5814 (PREDICATE_CODES): Add symbolic_operand.
5816 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
5817 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
5818 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
5819 (integer division and modulus patterns): Split in default and
5821 (*divmodsi_internal, *divmoddi_internal): Disable for
5822 TARGET_ABI_UNICOSMK.
5823 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
5824 little-endian and big-endian versions.
5825 (ext, ins, msk): Likewise.
5826 (extv, extzv, insv): Support big-endian mode.
5827 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
5828 (call_umk, call_value_umk, *call_umk, tablejump_umk,
5829 *tablejump_umk_internal, *call_value_umk): New.
5830 (*movdi_nofix): Add pattern for loading an address into a register on
5831 TARGET_ABI_UNICOSMK.
5832 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
5833 (umk_mismatch_args, arg_home_umk): New.
5834 (various insns): Don't use mov, fmov, nop, fnop and unop.
5835 (realign): Support TARGET_ABI_UNICOSMK.
5837 * config/alpha/unicosmk.h: New file.
5838 * config/alpha/t-unicosmk: New file.
5840 * fixinc/inclhack.def (unicosmk_restrict): New.
5841 * fixinc/fixincl.x: Regenerate.
5843 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
5844 (wchar_t): Check for and define __WCHAR_T__.
5846 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
5848 * combine.c (simplify_shift_const): Treat shifts by the mode
5851 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
5853 * cpphash.h (struct tokenrun): New.
5854 (struct cpp_context): New member bol.
5855 (struct cpp_reader): New members.
5856 (_cpp_init_tokenrun): New.
5857 * cppinit.c (cpp_create_reader): Set up the token runs.
5858 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
5859 (lex_token): New internalised version of _cpp_lex_token. Don't
5860 handle directives or the multiple include opimisation here any
5861 more. Simply lex a token.
5862 * cpplib.c (run_directive): Clear bol.
5863 (_cpp_pop_buffer): Set bol.
5864 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
5867 2001-09-11 Michael Meissner <meissner@redhat.com>
5869 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
5870 give an error if the user uses -mfp32.
5871 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
5873 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
5874 floating point register size.
5875 (EXTRA_SPECS): Add CPP_FPR_SPEC.
5877 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
5878 HOST_WIDE_INT_PRINT_DEC to properly print the result of
5880 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5881 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5883 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
5885 * dbxout.c (dbxout_parms): Fix typo in comment.
5886 * unroll.c (loop_find_equiv_value): Ditto.
5887 * toplev.c (rest_of_compilation): Ditto.
5888 * loop.c (scan_loop): Ditto.
5889 * dwarf2out.c (struct dw_fde_struct): Ditto.
5891 2001-09-10 Zack Weinberg <zackw@panix.com>
5893 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
5894 copying identifier when we're just going to throw it away.
5895 (parse_identifier_slow): New routine to handle abnormal cases.
5896 (_cpp_lex_token): Update call site.
5898 * hashtable.c (ht_lookup): Don't assume that the string we've
5899 been given is NUL-terminated.
5900 * system.h: #define __builtin_expect(a, b) to (a) if not
5903 2001-09-10 Michael Meissner <meissner@redhat.com>
5905 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
5908 2001-09-10 David Edelsohn <edelsohn@gnu.org>
5910 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
5912 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5914 * builtins.c (c_getstr): Correct thinko in last change and further
5917 2001-09-10 Tim Freeman <tim@fungibole.com>
5919 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
5920 into varray's and register them as roots with the garbage
5921 collector so they are not collected too soon.
5923 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
5925 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
5927 * basic-block.h (flow_obstack, label_value_list,
5928 tail_recursion_label_list): Declare
5929 (tidy_fallthru_edges): Declare.
5930 (expunge_block, last_loop_beg_note): Delete.
5931 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
5933 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
5934 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
5935 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
5936 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
5937 expunge_block, flow_delete_block, compute_bb_for_insn,
5938 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
5939 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
5940 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
5941 try_redirect_by_replacing_jump, last_loop_beg_note,
5942 redirect_edge_and_branch, redirect_edge_and_branch_force,
5943 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
5944 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
5945 commit_edge_insertions, dump_flow_info, debug_flow_info,
5946 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
5947 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
5948 Move here from flow.c
5949 * cfganal.c: New file.
5950 (forwarder_block_p, can_fallthru, mark_critical_edges,
5951 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
5952 find_unreachable_blocks, create_edge_list, free_edge_list,
5953 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
5954 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
5955 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
5956 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
5957 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
5958 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
5959 Move here from flow.c
5960 * cfgbuild.c: New file
5961 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
5962 make_edges, find_basic_blocks_1, find_basic_blocks,
5963 find_sub_basic_blocks): Move here from flow.c
5964 * cfgcleanup.c: New file.
5965 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
5966 merge_blocks_move_predecessor_nojumps,
5967 merge_blocks_move_successor_nojumps, merge_blocks,
5968 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5969 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
5970 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
5972 * cfgloop.c: New file
5973 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
5974 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
5975 flow_loop_exit_edges_find, flow_loop_nodes_find,
5976 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5977 flow_loop_tree_node_add, flow_loops_tree_build,
5978 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
5979 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
5980 Move here from flow.c
5981 * flow.c: Remove everything moved elsewhere
5982 * output.h (cleanup_cfg): Return bool.
5984 * bb-reorder.c (reorder_block_def): Remove 'index'.
5985 (insert_intra_1): Add argument BB, set block for new note.
5986 (make_reorder_chain): Do not depdent on BB indexes.
5987 (make_reorder_chain_1): Do not use BB indexes.
5988 (label_for_bb): Likewise; set BB for new insn.
5989 (emit_jump_to_block_after): Likewise.
5990 (fixup_reoder_chain): Sanity check that all basic blocks
5991 are chained; verify newly created insn chain; remove
5992 undocnitional jump simplifying; Do not use BB indexes;
5993 properly initialize count and frequency information;
5994 dump reordered sequence.
5995 (insert_intra_bb_scope_notes): update call of insert_intra_1.
5996 (insert_inter_bb_scope_notes): Set block for new insn.
5997 (reorder_basic_blocks): Dump flow info before reoredering.
5999 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6001 * alias.c (clear_reg_alias_info): Use K&R format definition.
6002 Avoid unsigned warning.
6003 * builtins.c: Use "unsigned int", not "unsigned".
6004 (target_char_cast): Use host_integerp and tree_low_cst.
6005 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
6006 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
6007 (c_getstr): Likewise.
6008 (std_expand_builtin_va_arg): Use int_size_in_bytes.
6009 (builtin_memcpy_read_str): Avoid unsigned warning.
6010 (expand_builtin_memcpy): Alignments are unsigned.
6011 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
6012 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
6013 * predict.c (expensive_function_p): LIMIT now unsigned.
6014 * resource.c (mark_target_live_regs): Make some vars unsigned.
6015 * sdbout.c: Use "unsigned int", not "unsigned".
6016 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
6017 (sdbout_source_line): Likewise.
6018 (sdbout_record_type_name): Remove "const" for NAME declaration.
6019 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
6021 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
6023 * calls.c (store_one_arg): Expand comment.
6025 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6027 * calls.c (store_one_arg): Make sure that the entire argument is
6028 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
6030 2001-09-09 Richard Henderson <rth@redhat.com>
6032 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
6034 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
6036 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
6038 2001-09-09 Richard Henderson <rth@redhat.com>
6040 * config/alpha/alpha.c (alpha_next_sequence_number): New.
6041 (alpha_this_literal_sequence_number): New.
6042 (alpha_this_gpdisp_sequence_number): New.
6043 (some_operand, input_operand): Add HIGH.
6044 (local_symbolic_operand): New.
6045 (alpha_encode_section_info): New.
6046 (alpha_legitimate_address_p): Allow LO_SUM.
6047 (alpha_legitimize_address): Generate HIGH+LO_SUM.
6048 (alpha_expand_mov): Likewise.
6049 (secondary_reload_class): Check memory_operand not general_operand
6051 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
6052 (alpha_expand_unaligned_store): Likewise.
6053 (alpha_expand_unaligned_load_words): Likewise.
6054 (alpha_expand_unaligned_store_words): Likewise.
6055 (alpha_expand_block_clear): Likewise.
6056 (print_operand): Handle %#, %*, %H.
6057 (print_operand_address): Handle LO_SUM.
6059 (alpha_does_function_need_gp): Use it.
6060 (alpha_expand_block_move): Fix signed compare warnings.
6061 (alpha_sa_mask, alpha_align_insns): Likewise.
6062 * config/alpha/alpha-protos.h: Update.
6063 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
6064 (MASK_EXPLICIT_RELOCS): New.
6065 (TARGET_SWITCHES): Add -mexplicit-relocs.
6066 (EXTRA_CONSTRAINT): Add 'T'.
6067 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
6068 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
6069 (ENCODE_SECTION_INFO): Out line.
6070 (REDO_SECTION_INFO_P): New.
6071 (STRIP_NAME_ENCODING): New.
6072 (ASM_OUTPUT_LABELREF): New.
6073 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
6074 (PREDICATE_CODES): Update.
6075 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
6076 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
6077 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
6078 builtin_setjmp_receiver_er, exception_receiver_1_er,
6079 call_value_osf_1_er): New patterns.
6080 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
6081 (movqi, movhi, movsi): Add explicit $31 base register to lda.
6082 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
6083 (FINAL_PRESCAN_INSN): New.
6085 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
6087 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
6089 2001-09-08 Andreas Jaeger <aj@suse.de>
6091 * i386.h (TARGET_SWITCHES): Fix description.
6093 2001-09-07 David Edelsohn <edelsohn@gnu.org>
6095 * rs6000.c (num_insns_constant): Compute number of instructions
6098 * doc/install.texi: Explain AIX exception handling work-around.
6099 Update URL for AIX fixes.
6101 2001-09-07 Jim Wilson <wilson@redhat.com>
6103 * alias.c (clear_reg_alias_info): New.
6104 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
6105 * rtl.h (clear_reg_alias_info): Declare.
6107 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6109 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
6111 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
6112 (m16m,edivm,emulm): Change declaration to match definition.
6114 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6116 * reload.c (push_reload): Check for subreg_lowpart_p instead of
6117 SUBREG_BYTE being 0 when determining if the inner part of a subreg
6120 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6122 * c-common.c (signed_or_unsigned_type): Handle machine mode types
6123 which have no corresponding C type.
6124 * fold_const.c (target_isinf,target_isnan,target_negative): Update
6125 the representation of 64-bit doubles to work with 64-bit ints.
6127 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
6129 * config/mips/mips.c (override_options): Do not override ISA when ABI
6130 specified if MIPS_CPU_STRING_DEFAULT was specified.
6132 2001-09-07 Richard Henderson <rth@redhat.com>
6134 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
6135 (express_from_1): Wrap lines.
6136 * rtlanal.c (commutative_operand_precedence): Rename from
6137 operand_preference; export.
6138 * rtl.h: Declare it.
6139 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
6140 (simplify_binary_operation): Invoke simplify_plus_minus on
6141 (CONST (PLUS ...)) as well.
6142 (struct simplify_plus_minus_op_data): New.
6143 (simplify_plus_minus_op_data_cmp): New.
6144 (simplify_plus_minus): Use them. Avoid infinite recursion with
6145 simplify_binary_operation wrt CONST.
6147 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
6149 * h8300-protos.h (general_operand_dst_push): Remove.
6150 * h8300.c (general_operand_dst_push): Likewise.
6151 * h8300.h (OK_FOR_T): Likewise.
6152 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
6153 * h8300.md (pushqi_h8300): New.
6154 (pushqi_h8300hs): Likewise.
6156 (pushhi_h8300): Likewise.
6157 (pushhi_h8300hs): Likewise.
6160 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6162 * genattrtab.c (attr_printf): First arg is unsigned.
6163 Clean up formatting of callers.
6165 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
6167 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
6170 2001-09-07 Andreas Jaeger <aj@suse.de>
6172 * i386.h (TARGET_SWITCHES): Fix descriptions.
6174 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6176 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
6178 2001-09-06 Ira Ruben <ira@apple.com>
6180 Remove OP_IDENTIFIER.
6181 * tree.def (OP_IDENTIFIER): Remove.
6182 * tree.c (tree_node_kind enum): Remove op_id_kind.
6183 (tree_node_kind_names): Remove "op_identifiers".
6184 (make_node): Remove OP_IDENTIFIER test.
6185 (build_op_identifier): Removed because it isn't being used.
6186 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
6187 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
6189 2001-09-06 Richard Henderson <rth@redhat.com>
6191 * simplify-rtx.c (simplify_binary_operation): Revert last change.
6193 2001-09-06 Richard Henderson <rth@redhat.com>
6195 * simplify-rtx.c (simplify_binary_operation): Simplify contents
6198 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6200 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
6201 number used for CR register.
6203 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
6204 Joern Rennecke (amylaar@cygnus.com)
6206 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
6207 * h8300.c (initial_offset): Handle offset between RP and FP.
6208 (h8300_return_addr_rtx): New function.
6209 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
6211 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
6212 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
6213 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
6214 (CAN_ELIMINATE, REGISTER_NAMES):
6215 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
6217 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
6219 Remove TYPE_NONCOPIED_PARTS.
6220 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
6221 (struct tree_type): Remove noncopied_parts.
6222 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
6223 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
6224 (fixed_type_p): Remove.
6225 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
6226 (expand_expr, MODIFY_EXPR): Likewise.
6227 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
6228 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
6230 2001-09-06 Alan Modra <amodra@bigpond.net.au>
6232 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
6234 (mask64_operand): Likewise.
6235 (includes_rldic_lshift_p): Likewise.
6236 (includes_rldicr_lshift_p): Likewise.
6238 2001-09-05 Ziemowit Laski <zlaski@apple.com>
6240 * objc/objc-act.c (build_message_expr): If a class method cannot
6241 be found, do not issue a warning if a corresponding instance
6242 method exists in the root class.
6244 2001-09-05 Richard Henderson <rth@redhat.com>
6246 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
6248 2001-09-05 Zack Weinberg <zack@codesourcery.com>
6250 * function.c (ggc_mark_struct_function): Mark f->outer.
6251 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
6252 * integrate.c (output_inline_function): ... not here.
6254 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
6256 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
6258 * i386.c (size_cost): New static variable.
6259 (override_function): Use size_cost when -Os is specified.
6261 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
6262 properly; Use current_function_calls_eh_return.
6263 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
6264 use leave to avoid dependency chain.
6266 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
6267 get BB loop_depth instead of computing it from LOOP notes.
6269 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
6271 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
6273 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6274 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
6275 UNALIGNED_DOUBLE_INT_ASM_OP): Define
6277 2001-09-05 Jeffrey A Law (law@cygnus.com)
6278 Jason Merrill (jason@redhat.com)
6280 * stor-layout.c (layout_type): Complain if an array's size can
6281 not be represented in a size_t.
6283 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
6285 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
6287 * gcc.c: (process_command) Add parentheses around assignment
6288 used as truth value.
6290 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
6292 * config/mips/mips.c (save_restore_insns): Don't mark any register
6293 save slots as unchanging if current_function_calls_eh_return.
6295 2001-09-05 Richard Henderson <rth@redhat.com>
6297 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
6298 * config/alpha/alpha-protos.h: Declare it.
6299 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
6300 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
6301 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
6302 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
6303 (REG_OK_FOR_BASE_P): Select one of the above.
6305 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
6307 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
6308 (crti.o): Prefix name of object file with $(T).
6311 2001-09-05 David S. Miller <davem@redhat.com>
6313 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
6314 * config/sparc/linux64.h: Likewise.
6316 2001-09-05 Andreas Jaeger <aj@suse.de>
6318 * doc/invoke.texi (i386 Options): -mwide-multiply is not
6319 available anymore, remove the documentation.
6320 (i386 Options): Fix typo, cleanup index entries.
6322 * prefix.c (concat): Remove, we can use the version from liberty.
6324 2001-09-05 Richard Henderson <rth@redhat.com>
6326 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
6327 New functions split out of md file expanders.
6328 * config/alpha/alpha-protos.h: Declare them.
6329 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
6331 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
6333 * cppmacro.c (funlike_invocation_p): No need to restore context.
6335 2001-09-04 Richard Henderson <rth@redhat.com>
6337 * reload.c (push_reload): Export.
6338 * reload.h (push_reload): Declare it.
6340 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
6341 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6342 * config/alpha/alpha.c (alpha_legitimize_address): New.
6343 (alpha_legitimize_reload_address): Likewise.
6344 * config/alpha/alpha-protos.h: Declare them.
6346 2001-09-04 Stan Shebs <shebs@apple.com>
6348 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
6349 * config/darwin.c (machopic_stub_name): Account for internally
6350 generated lib calls such as memcpy.
6352 2001-09-04 Richard Henderson <rth@redhat.com>
6354 * unwind.h (_UA_END_OF_STACK): New flag.
6355 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
6357 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
6359 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
6361 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
6363 * config/mips/mips.c (save_restore_insns): Change base_offset to
6364 fp_offset in second call to mips_emit_frame_related_store.
6366 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
6368 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
6369 sometimes be represented as a NOTE of type
6370 NOTE_INSN_DELETED_LABEL.
6371 (Insns): Document NOTE_INSN_DELETED_LABEL.
6373 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
6375 * c-common.h (tree_dump_index): Add more comments.
6376 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
6377 (dump_option_value_info): New struct.
6378 (dump_options): New array.
6379 (dump_switch_p): Parse switch options symbolically.
6380 * doc/invoke.texi (-fdump-ast): Rename to ...
6381 (-fdump-tree): ... here. Document that options are symbolic, and
6382 not all are applicable.
6384 2001-09-04 David S. Miller <davem@redhat.com>
6386 * config/sparc/sparc.md (define_splits): Kill constraints.
6388 Cleanup redundant and unused insn attributes.
6389 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
6390 binary, and move. Mark ialu as default.
6391 (commented out define_function_unit "alu"): Kill.
6392 (define_attr "use_clobbered"): Kill.
6393 (whole file): Kill address insn type references. Replace
6394 all unary/binary/move references with ialu.
6395 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
6396 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
6399 Simplify length insn attribute and make more judicious use
6400 of insn attribute defaulting.
6401 * config/sparc/sparc.md (all insns with length > one): Mark as
6402 insn type multi if real instructions, else use default if
6403 it is a forced splitter.
6404 (all insns with length == one): Use default insn length.
6405 (all insns of type ialu): Use default insn type.
6407 Fix erroneous insn attribute settings.
6408 (addx): Set insn type to misc.
6409 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
6410 const_umulsidi3_sp64): Set insn type to imul.
6412 Track SFmode vs DFmode insns according to UltraSPARC
6414 * config/sparc/sparc.md ("fptype"): New attribute, default
6416 (all DFmode single insns): Mark as fptype "double".
6418 2001-09-03 Jakub Jelinek <jakub@redhat.com>
6420 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
6422 2001-09-03 Richard Henderson <rth@redhat.com>
6424 * function.h (struct function): Add arg_pointer_save_area_init.
6425 * function.c (expand_function_end): Init arg_pointer_save_area.
6426 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
6427 when called from a nested function.
6429 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
6431 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
6434 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6436 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
6438 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
6440 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
6441 (emit_push_insn): Use specified padding direction when
6442 STACK_PUSH_CODE is POST_INC.
6444 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
6446 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6448 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
6450 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
6452 * cppinit.c (cpp_start_read): Free the imacros list as we
6453 traverse it. Don't free the chains before returning.
6454 (_cpp_push_next_buffer): Only try pushing buffers if we've
6455 completed -imacros handling.
6457 2001-08-31 Eric Christopher <echristo@redhat.com>
6459 * gcc.c (handle_braces): Add explaination for abort.
6461 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
6463 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
6464 move adjustment of bitpos instead.
6466 2001-08-31 Zack Weinberg <zack@codesourcery.com>
6468 * function.c: Remove all_functions. Make outer_function_chain
6470 (init_function_start): Don't add new function structure to
6472 (find_function_data, push_function_context_to,
6473 pop_function_context_from, put_var_into_stack,
6474 trampoline_address): Update for changed structure element names.
6475 (push_function_context_to): Disentangle.
6476 (free_after_compilation): Also free F.
6477 (expand_dummy_function_end): Don't free cfun here.
6478 (put_var_into_stack): Comment why we can't use find_function_data here.
6479 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
6480 (mark_function_chain): Split into maybe_mark_struct_function and
6481 ggc_mark_struct_function. Export the latter.
6482 (init_function_once): Mark from cfun and outer_function_chain;
6485 * function.h (struct function): Kill next_global. Rename next
6486 to outer. All users updated to match.
6487 (all_functions, outer_function_chain): Don't declare.
6489 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
6490 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
6491 don't touch f->inlinable, after calling rest_of_compilation.
6493 * tree.h: Forward-declare struct function. Prototype
6494 ggc_mark_struct_function.
6496 2001-08-31 Kazu Hirata <kazu@hxi.com>
6498 * config/h8300/h8300.md (*andorhi3): Fix typos.
6500 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6502 * calls.c (emit_library_call_value): Don't use a fixed
6503 argument after VA_CLOSE, i.e. out of scope in traditional C.
6505 * emit-rtl.c (gen_rtvec): Likewise.
6507 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6509 * Makefile.in (c-pragma.o): Depend on output.h.
6510 (reorg.o): Depend on except.h.
6512 * c-pragma.c: Include output.h.
6514 * reorg.c: Include except.h.
6516 * unwind-dw2.c: Call __builtin_alloca, not alloca.
6518 2001-08-31 Richard Henderson <rth@redhat.com>
6520 * sched-deps.c (add_dependence): Don't elide dependency if the
6521 conditional used by insn is modified in elem.
6523 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
6525 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
6527 2001-08-31 Diego Novillo <dnovillo@redhat.com>
6529 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
6532 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6534 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
6536 (stormy16_asm_out_constructor): New function.
6537 (TARGET_ASM_CONSTRUCTOR): Define.
6538 (TARGET_ASM_DESTRUCTOR): Define.
6540 2001-08-31 Andreas Jaeger <aj@suse.de>
6542 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
6543 * loop.c (add_label_notes): Likewise.
6544 * reload.c (find_reloads): Likewise.
6545 * config/sh/sh.c (machine_dependent_reorg): Likewise.
6547 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
6549 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
6550 code here. Take _Unwind_{W,Sw}ord*.
6551 (read_encoded_value_with_base): Use them.
6552 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
6554 (extract_cie_info): Simplify read_?leb128 handling.
6555 (execute_stack_op, execute_cfa_program): Likewise.
6556 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
6558 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6560 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
6561 the frame pointer to pop the stack if convenient.
6563 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
6564 Don't use post-increment before combine.
6565 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
6566 a call-saved register.
6568 2001-08-31 Andreas Jaeger <aj@suse.de>
6570 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
6573 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
6575 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
6576 not DIV/MOD, of course.
6578 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
6580 * rtl.def: Undo my patch commited 2001-08-27.
6582 * genattrtab.c: Ditto.
6586 * sched-int.h: Ditto.
6588 * target-def.h: Ditto.
6592 * haifa-sched.c: Ditto.
6594 * sched-rgn.c: Ditto.
6596 * sched-vis.c: Ditto.
6598 * Makefile.in: Ditto.
6600 * doc/md.texi: Ditto.
6602 * doc/tm.texi: Ditto.
6604 * doc/contrib.texi: Ditto.
6606 * doc/gcc.texi: Ditto.
6608 * genattrtab.h: Remove it.
6610 * genautomata.c: Remove it.
6612 * genattr.c: Undo my patch and Richard Henderson's patch commited
6615 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
6617 * config.gcc (h8300-*-elf*): New case.
6618 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
6619 (SUBTARGET_CPP_SPEC): Define.
6620 (EXTRA_SPECS): Define.
6621 (SUBTARGET_EXTRA_SPECS): Define.
6622 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
6623 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
6625 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
6627 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
6628 (LIB2FUNCS_EXTRA): Define.
6629 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
6630 config/h8300/fixunssfsi.c: New file.
6632 2001-08-30 Kazu Hirata <kazu@hxi.com>
6634 * config/h8300/h8300.md (zero_extendqihi2): Changes to
6635 define_expand to accommodate target-specific attributes.
6636 (anonymous zero_extendqihi2 patterns): New.
6638 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
6640 * h8300.md (*andorhi3): New pattern.
6642 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
6644 * h8300.c (dosize): Fix test for "sub".
6646 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
6648 * c-typeck.c (pointer_diff): Try to eliminate common term before
6651 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
6653 * config/arm/arm.c (arm_compute_initial_elimination_offset):
6654 Account for the saves of the FP registers.
6656 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
6657 (TEXT_SECTION_ASM_OP): Define.
6658 (INIT_SECTION_ASM_OP): Define.
6659 (FINI_SECTION_ASM_OP): Define.
6660 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
6661 (RDATA_SECTION_FUNCITON): Provide prototype.
6663 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
6665 * reload1.c (move2add_note_store): Correct typo checking for
6668 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
6670 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
6671 note should not be considered outside the libcall block.
6673 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6675 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
6677 2001-08-29 Kazu Hirata <kazu@hxi.com>
6679 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
6681 2001-08-29 Kazu Hirata <kazu@hxi.com>
6683 * config/h8300/h8300-protos.h: Add a prototype for
6685 * config/h8300/h8300.c (emit_logical_op): New.
6686 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
6693 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
6695 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
6696 comparison with rtx INTVAL.
6697 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
6699 * pa.h (FUNCTION_ARG_SIZE): Likewise.
6701 2001-08-29 Kazu Hirata <kazu@hxi.com>
6703 * config/h8300/lib1funcs.asm: Update the copyright. Fix
6706 2001-08-29 Kazu Hirata <kazu@hxi.com>
6708 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
6709 (reg n) to (mem (pre_dec (reg n))
6710 (anonymous movsi pattern): Likewise.
6712 2001-08-29 Kazu Hirata <kazu@hxi.com>
6714 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
6716 2001-08-29 Kazu Hirata <kazu@hxi.com>
6718 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
6719 several special constants.
6721 2001-08-29 Kazu Hirata <kazu@hxi.com>
6723 * config/h8300/lib1funcs.asm: Fix comment typos.
6725 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6727 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
6728 Fix format specifier warnings.
6730 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
6731 inet_makeaddr, semctl): Prototype.
6733 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
6734 (save_restore_insns): Use base_offset, not gp_offset.
6736 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
6737 (ASM_OUTPUT_BYTE): Fix format specifier warning.
6739 2001-08-29 Richard Henderson <rth@redhat.com>
6741 * bb-reorder.c (function_tail_eff_head): New.
6742 (record_effective_endpoints): Set it.
6743 (fixup_reorder_chain): Use it.
6745 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6747 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
6749 2001-08-28 Dale Johannesen <dalej@apple.com>
6751 * config/darwin.c (machopic_function_base_name): Add const
6752 qualifier to a string.
6753 (darwin_encode_section_info): Ditto.
6755 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6757 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
6758 function definition.
6760 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6762 * df.h (struct df): Add rts_order variable.
6764 * df.c (df_visit_next_rts): New function.
6765 (df_visit_next): Renamed to df_visit_next_rc
6766 (df_analyse_1): Allocate/compute/free rts_order as well.
6767 (df_rd_global_compute): Use df_visit_next_rc instead of
6769 (df_ru_global_compute): Use df_visit_next_rts instead of
6772 * flow.c (flow_reverse_top_sort_order_compute): New function.
6774 * basic-block.h: Add prototype.
6776 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6778 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
6779 blocks, the BB_REACHABLE is now set, rather than aux being
6780 non-NULL. Update the test to reflect this.
6782 2001-08-28 Eric Christopher <echristo@redhat.com>
6784 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
6785 config/mips/crti.asm: Ditto.
6787 2001-08-28 Eric Christopher <echristo@redhat.com>
6788 Richard Henderson <rth@redhat.com>
6790 * c-pragma.h (add_weak): Move prototype from here...
6791 * output.h (add_weak): ... to here.
6792 * varasm.c (add_weak): Fix typo.
6793 * config/mips/crti.asm: New file.
6794 * config/mips/crtn.asm: Ditto.
6795 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
6796 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
6797 (INVOKE__main): Ditto.
6798 (INIT_SECTION_ASM_OP): New.
6799 (FINI_SECTION_ASM_OP): Ditto.
6800 (STARTFILE_SPEC): Add crti.
6801 (ENDFILE_SPEC): Add crtn.
6802 * config/mips/elf64.h: Same.
6803 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
6805 * config/mips/vxworks.h: Ditto.
6806 * config/mips/t-elf: Support crti and crtn.
6808 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6810 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
6813 2001-08-28 Richard Henderson <rth@redhat.com>
6815 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
6816 (one_cmplbi2 splitter): Remove redundant test.
6818 2001-08-28 Dale Johannesen <dalej@apple.com>
6820 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
6822 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
6824 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
6826 2001-08-28 Stan Shebs <shebs@apple.com>
6828 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
6829 (UNALIGNED_SHORT_ASM_OP): Define.
6830 (UNALIGNED_INT_ASM_OP): Define.
6832 2001-08-28 Will Cohen <wcohen@redhat.com>
6834 * config/rs6000/rs6000.md (store_multiple): Correct RTL
6835 generation for first set.
6837 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6839 * flow.c (redirect_edge_succ_nodup): Return new edge.
6840 (try_simplify_condjump): Use new edge.
6841 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
6843 * cse.c (cse_basic_block): Skip note instructions.
6845 2001-08-27 Richard Henderson <rth@redhat.com>
6847 * combine.c (combine_simplify_rtx): Don't reverse condition
6848 if there is no reverse for the condition.
6849 (simplify_comparison): Don't simplify subregs from INT to FP.
6851 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
6852 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
6853 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
6854 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
6855 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
6856 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
6858 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6860 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
6861 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
6863 (adddi_dilshr32, adddi_dishl32): Only data register can be
6864 source for mem destination.
6866 * expmed.c (store_bit_field): Ignore adjustment to bitpos
6867 and use bitnum to decide about register move.
6869 2001-08-27 Richard Henderson <rth@redhat.com>
6871 * genattr.c (main): Emit state_t even when not doing scheduling.
6873 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6874 Richard Henderson <rth@redhat.com>
6876 * gcse.c (reg_first_set, reg_last_set): Replace with ...
6877 (reg_avail_info, current_bb): ... these.
6878 (oprs_unchanged_p, record_last_reg_set_info): Use them.
6879 (compute_hash_table): Likewise.
6881 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6883 * flow.c (verify_flow_info): Use checksums to verify edges.
6885 2001-08-27 Richard Henderson <rth@redhat.com>
6887 * genautomata.c (expand_automata): Always create a description.
6889 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6891 * optabs.c (expand_binop): Correctly handle the carry in multiword
6892 add/subtract operations.
6894 2001-08-27 Fred Fish <fnf@be.com>
6896 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
6899 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6901 * reload.c (find_reloads_toplev): Back out this change:
6903 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
6905 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
6906 mem if the address is a mode_dependent_address_p.
6908 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
6910 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
6911 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
6912 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
6915 * genattr.c (main): New variable num_insn_reservations. Increase
6916 it if there is DEFINE_INSN_RESERVATION. Output automaton based
6917 pipeline hazard recognizer interface.
6919 * genattrtab.h: New file.
6921 * genattrtab.c: Include genattrtab.h.
6922 (attr_printf, check_attr_test, make_internal_attr,
6923 make_numeric_value): Move protypes into genattrtab.h. Define them
6925 (num_dfa_decls): New global variable.
6926 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
6927 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
6928 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
6929 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
6931 * genautomata.c: New file.
6933 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
6935 * sched-int.h: (curr_state): Add the external definition for
6936 automaton pipeline interface.
6937 (haifa_insn_data): Add comments for members blockage and units.
6939 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6940 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6941 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6942 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6943 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6944 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6945 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
6947 (TARGET_SCHED): Use the new macros.
6949 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
6950 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
6951 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
6952 dfa_bubble): New members in gcc_target.sched.
6954 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
6955 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
6956 (insn_queue): Redefine it as pointer to array.
6957 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
6959 (max_insn_queue_index_macro_value): New variable.
6960 (curr_state, dfa_state_size, ready_try): New varaibles for
6961 automaton interface.
6962 (ready_element, ready_remove, max_issue): New function prototypes
6963 for automaton interface.
6964 (choose_ready): New function prototype.
6965 (insn_unit, blockage_range): Add comments.
6966 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
6967 FUNCTION_UNITS_SIZE == 0.
6968 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
6969 actual_hazard, potential_hazard): Add comments.
6970 (insn_cost): Use cost -1 as undefined value. Remove
6971 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
6973 (ready_element, ready_remove): New functions for automaton
6975 (schedule_insn): Add new code for automaton pipeline interface.
6976 (queue_to_ready): Add new code for automaton pipeline interface.
6977 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
6978 (debug_ready_list): Print newline when the queue is empty.
6979 (max_issue): New function for automaton pipeline interface.
6980 (choose_ready): New function.
6981 (schedule_block): Add new code for automaton pipeline interface.
6982 Print ready list before scheduling each insn.
6983 (sched_init): Add new code for automaton pipeline interface.
6984 Initiate insn cost by -1.
6985 (sched_finish): Free the current automaton state and finalize
6986 automaton pipeline interface.
6988 * sched-rgn.c: Include target.h.
6989 (init_ready_list, new_ready, debug_dependencies): Add new code for
6990 automaton pipeline interface.
6992 * sched-vis.c: Include target.h.
6993 (get_visual_tbl_length): Add code for automaton interface.
6994 (target_units, print_block_visualization): Add comments.
6996 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
6997 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
6998 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
6999 (getruntime.o, genautomata.o): New entries.
7000 (genattrtab.o): Add new dependency file genattrtab.h.
7001 (genattrtab): Add new dependencies. Link it with `libm.a'.
7002 (getruntime.o, hashtab.o): New entries for canadian cross.
7004 * doc/md.texi: Description of automaton based model.
7006 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
7008 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
7009 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
7010 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
7011 TARGET_SCHED_DFA_POST_CYCLE_INSN,
7012 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
7013 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
7014 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
7016 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
7017 MAX_DFA_ISSUE_RATE): New macro descriptions.
7019 * doc/contrib.texi: Add dfa based scheduler contribution.
7021 * doc/gcc.texi: Add more information about genattrtab.
7023 2001-08-27 Diego Novillo <dnovillo@redhat.com>
7025 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
7028 2001-08-27 Richard Henderson <rth@redhat.com>
7030 * function.c (expand_function_end): Don't init arg_pointer_save_area.
7031 (get_arg_pointer_save_area): New. Create an init it here.
7032 (fix_lexical_addr): Use it.
7033 * function.h: Declare it.
7034 * builtins.c (expand_builtin_setjmp_receiver): Use it.
7035 * stmt.c (expand_nl_goto_receiver): Use it.
7037 2001-08-27 Richard Henderson <rth@redhat.com>
7039 * final.c (final_scan_insn): Don't enter APP_ON mode for
7042 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
7043 alignment for assemble_integer for DW_EH_PE_aligned.
7044 * except.c (output_function_exception_table): Likewise.
7046 2001-08-26 Andreas Jaeger <aj@suse.de>
7048 * c-tree.h: Add prototyp for c_sizeof_nowarn.
7050 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
7052 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
7054 2001-08-27 Alan Modra <amodra@bigpond.net.au>
7056 * config/rs6000/rs6000.c (mask_operand): Rewrite without
7058 (mask64_operand): Likewise.
7059 (rldic_operand): Delete.
7060 (includes_lshift64_p): Delete.
7061 (includes_rldic_lshift_p): New function.
7062 (includes_rldicr_lshift_p): New function.
7063 (print_operand): Don't call rldic_operand in case 'W'.
7064 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
7065 (includes_lshift64_p): Remove.
7066 (includes_rldic_lshift_p): Declare.
7067 (includes_rldicr_lshift_p): Declare.
7068 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
7069 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
7070 Replace match_operand rldic_operand predicate with
7071 const_int_operand. Replace includes_lshift64_p condition with
7072 includes_rldic_lshift_p.
7073 <ashldi3_internal 64 bit rldicr patterns>: New.
7075 2001-08-27 Andreas Jaeger <aj@suse.de>
7077 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
7078 * errors.c: Likewise.
7079 * final.c: Likewise.
7080 * dwarf2asm.c: Likewise.
7081 * doprint.c (checkit): Likewise.
7082 * diagnostic.c: Likewise.
7083 * collect2.c: Likewise.
7084 * calls.c: Likewise.
7085 * c-semantics.c (build_stmt): Likewise.
7086 * c-format.c (status_warning): Likewise.
7087 * c-errors.c (pedwarn_c99): Likewise.
7088 * builtins.c (validate_arglist): Likewise.
7089 * config/pj/pj.c (pj_printf): Likewise.
7090 * fix-header.c: Likewise.
7092 * gcov.c (fnotice): Likewise.
7093 * gensupport.c (message_with_line): Likewise.
7094 * mips-tfile.c: Likewise.
7095 * protoize.c (notice): Likewise.
7096 * read-rtl.c (fatal_with_file_and_line): Likewise.
7097 * rtl-error.c: Likewise.
7098 * tradcpp.c: Likewise.
7100 * cp/tree.c (build_min_nt): Likewise.
7101 (build_min): Likewise.
7102 * cp/lex.c: Likewise.
7103 * cp/errfn.c: Likewise.
7104 * cp/rtti.c (create_pseudo_type_info): Likewise.
7106 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
7108 * df.c (df_uses_record): Return after recording all uses
7111 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
7113 * df.c (df_insn_modify): Realloc the INSN table here, if
7114 necessary, here, too.
7116 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
7118 * config/mips/mips.c (mips_function_value): Handle complex return
7121 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
7123 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
7125 * reload.c (make_memloc): Copy result if it is still
7126 reg_equiv_memory_loc[regno] on return.
7127 (subst_reloads) [ENABLE_CHECKING]: Check that none of
7128 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
7129 reg_equiv_mem are modified by the substitutions.
7131 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7133 * predict.c (expensive_function_p): New.
7134 * rtl.h (expensive_function_p): Declare.
7135 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
7136 (use_fast_prologue_epilogue): New static variable.
7137 (expand_prologue): Set it; emit short prologues if unset.
7138 (expand_epilogue): Likewise.
7140 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
7142 * config.gcc: Add stormy16-*-elf case.
7143 * config/stormy16/stormy-abi: New file.
7144 * config/stormy16/stormy16-lib2.c: New file.
7145 * config/stormy16/stormy16-protos.h: New file.
7146 * config/stormy16/stormy16.c: New file.
7147 * config/stormy16/stormy16.h: New file.
7148 * config/stormy16/stormy16.md: New file.
7149 * config/stormy16/t-stormy16: New file.
7151 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
7153 * i386.h (no-accumulate-outgoing-args): Use proper mask.
7155 2001-08-24 David Edelsohn <edelsohn@gnu.org>
7157 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
7158 descriptor members are pointer size, not constant 4.
7159 * config/rs6000/rs6000.md (define_splits): Remove more unused
7162 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7164 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
7166 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
7168 * cp/rtti.c (VPARAMS): Fix parameter.
7170 2001-08-24 Zack Weinberg <zackw@panix.com>
7172 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
7174 (mode_for_extraction): No need for #ifdefs. Add default-case abort
7176 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
7177 in if controlling use of insv.
7178 (extract_bit_field): Likewise, for extv and extzv.
7180 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
7182 * i386.md (movcc peep2): Fix load of 0.
7184 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7186 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
7187 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
7189 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
7191 * c-pragma.h: Move weak_syms and weak_decls...
7192 * varasm.c: ...here. Now static.
7193 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
7194 depend on HANDLE_PRAGMA_WEAK.
7196 * c-common.c (c_alignof, c_alignof_expr): Move here...
7197 * c-typeck.c: ...from here.
7198 * c-tree.h, c-common.h: Adjust.
7200 2001-08-23 Bernd Schmidt <bernds@redhat.com>
7202 * config/ia64/ia64.c (rws_update): If !pred, set write_count
7203 instead of incrementing it.
7205 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
7206 asm ready, don't try to move them all into the same array element.
7208 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
7210 * function.c (thread_prologue_and_epilogue_insns): Avoid
7211 fallthru flag on edge to exit.
7213 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
7215 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
7218 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
7220 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
7221 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
7222 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
7225 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
7227 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
7228 replace "GNU CC" with "GCC".
7230 2001-08-23 Richard Henderson <rth@redhat.com>
7232 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
7233 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
7234 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
7235 Need GR between FR and not GR_AND_FR.
7236 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
7237 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
7238 AR regs before GR regs.
7239 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
7240 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
7241 (REGISTER_MOVE_COST): Update.
7242 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
7244 2001-08-23 Richard Henderson <rth@redhat.com>
7246 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
7249 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
7251 * reload1.c (emit_reload_insns): Don't look for notes
7252 on a NULL store_insn.
7254 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7256 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
7257 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
7258 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
7259 format specifier warnings.
7260 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
7262 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
7264 * config/i386/i386-protos.h: Correct declaration of
7265 i386_pe_asm_named_section.
7267 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
7269 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
7271 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
7273 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
7275 * cpperror.c (print_location): Don't show _Pragma.
7276 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
7277 and file change callback generation here.
7278 (stack_include_file): Update use of cpp_push_buffer.
7279 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
7280 (struct cpp_buffer): Remove type, pfile members.
7281 * cppinit.c (cpp_handle_option): Use free_chain.
7282 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
7283 (skip_escaped_newlines, get_effective_char, lex_percent): Take
7284 a cpp_reader rather than a cpp_buffer.
7285 (skip_escaped_newlines, get_effective_char, skip_block_comment,
7286 skip_line_comment, parse_string, lex_percent, lex_dot,
7287 _cpp_lex_token): Update accordingly.
7288 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
7290 (cpp_push_buffer): Update prototype.
7291 (run_directive): Update use of cpp_push_buffer.
7292 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
7293 handle_assertion): Update use of run_directive.
7294 * cpplib.h (enum cpp_buffer_type): Remove.
7295 (cpp_push_buffer): Update prototype.
7296 * fix-header.c (read_scan_file): Update.
7298 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7300 * gcc.c (struct prefix_list): Change prefix to const char *.
7302 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7304 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
7306 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
7308 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
7311 * jump.c (squeeze_notes): Take parms by reference. Handle END being
7314 * ifcvt.c (dead_or_predicable): Adjust.
7315 * loop.c (find_and_verify_loops): Adjust.
7316 * stmt.c (expand_end_case): Adjust.
7317 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
7318 head and end insn pointers in the basic block, not just local copies.
7319 (merge_blocks_move_predecessor_nojumps): Likewise.
7321 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
7323 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
7324 bitmap.h, builtin-types.def, builtins.c, builtins.def,
7325 c-aux-info.c, c-common.c, c-common.def, c-common.h,
7326 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
7327 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
7328 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
7329 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
7330 conditions.h, config.gcc, configure.frag, configure.in,
7331 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
7332 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
7333 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
7334 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
7335 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
7336 emit-rtl.c, errors.c, errors.h, except.c, except.h,
7337 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
7338 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
7339 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
7340 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
7341 gencheck.c, gencodes.c, genconfig.c, genemit.c,
7342 genextract.c, genflags.c, gengenrtl.c, genmultilib,
7343 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
7344 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
7345 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
7346 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
7347 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
7348 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
7349 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
7350 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
7351 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
7352 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
7353 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
7354 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
7355 params.h, predict.c, predict.def, predict.h, prefix.c,
7356 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
7357 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
7358 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
7359 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
7360 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
7361 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
7362 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
7363 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
7364 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
7365 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
7366 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
7367 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
7368 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
7369 xcoffout.h: replace "GNU CC" with "GCC".
7371 2001-08-21 Richard Henderson <rth@redhat.com>
7373 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
7374 (final_scan_insn): Consider jump tables data even if we have no
7375 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
7377 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
7378 (ASM_OUTPUT_CASE_END): Remove.
7379 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
7380 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
7381 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
7383 2001-08-21 Richard Henderson <rth@redhat.com>
7385 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
7386 at barrier insns. Emit stop bits before barriers.
7388 * flow.c (flow_find_cross_jump): Don't consider unconditional
7389 return insns for commoning.
7391 * final.c (compute_alignments): Fix typo.
7393 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
7394 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
7395 (store_bit_field): Use mode_for_extraction more places.
7396 (extract_bit_field): Likewise.
7398 2001-08-21 Zack Weinberg <zackw@panix.com>
7400 * caller-save.c: Don't include insn-codes.h.
7401 (reg_save_code, reg_restore_code): Make arrays of int.
7402 All uses updated to match.
7403 (insert_save, insert_restore): No need to initialize "code"
7404 variable upon declaration.
7405 * Makefile.in: update dependencies; fix typo in clean rule.
7407 2001-08-21 Richard Henderson <rth@redhat.com>
7409 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
7410 (merge_if_block): Handle fallout from same.
7412 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7414 * builtins.c (type_to_class): Fix typo in last change.
7416 2001-08-21 Richard Henderson <rth@redhat.com>
7418 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
7419 ia64_asm_output_label.
7421 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
7422 copy of gp while the real gp register contains garbage.
7424 2001-08-21 Zack Weinberg <zackw@panix.com>
7426 * expmed.c (mode_for_extraction): New function.
7427 (store_bit_field, extract_bit_field): Use it.
7428 * expr.h: Prototype it and provide an enum for its first argument.
7430 * combine.c, function.c, recog.c: Don't include insn-codes.h.
7431 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
7432 and digging through the insn_data tables.
7433 * Makefile.in: Update dependencies.
7435 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
7437 * cppfiles.c (stack_include_file): line-map.c now handles include
7439 (handle_missing_handler): Similarly.
7440 (_cpp_execute_include): Similarly.
7441 (_cpp_pop_file_buffer): Similarly.
7442 * cpphash.h (struct cpp_reader): Remove system_include_depth,
7443 buffer_stack_depth and include_depth.
7444 * cpplib.c (do_include_common): line-map.c now handles include depth.
7445 (cpp_push_buffer): Similarly.
7446 (_cpp_pop_buffer): Similarly.
7447 * cppmacro.c (builtin_macro): Update.
7448 * line-map.c (init_line_maps): Set depth.
7449 (add_line_map): Increment "used" earlier. Update and use the
7451 (trace_include): Use the include depth.
7452 * line-map.h (struct line_maps): New member depth.
7454 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7456 * cppfiles.c (stack_include_file): Don't handle -H here.
7457 * cppinit.c (cpp_start_read): Set include tracing after
7458 cpp_post_options and after stacking the main file.
7459 * line-map.c (trace_include): New.
7460 (init_line_maps, add_line_map): Update.
7461 * line-map.h (struct line_maps): New member trace_includes.
7463 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7465 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
7466 * cppfiles.c (stack_include_file): Only stack a file if there
7467 is something to do. Return a boolean indicating whether a
7468 buffer was stacked or not.
7469 (_cpp_execute_include): Similarly.
7470 (_cpp_read_file): Similarly.
7471 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
7473 2001-08-21 Sam Steingold <sds@gnu.org>
7475 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
7476 (RECACHE): keep obufp_before_macroname up to date
7478 2001-08-21 Zack Weinberg <zackw@panix.com>
7480 * stmt.c: Don't include insn-codes.h.
7481 (expand_end_case): Machine specific logic moved to expr.c.
7482 No need to worry about __builtin_classify_type.
7483 (check_for_full_enumeration_handling, emit_case_nodes):
7486 * builtins.o (expand_builtin_classify_type): Split up so code
7487 can be shared with fold_builtin_classify_type.
7488 (type_to_class, fold_builtin_classify_type): New functions.
7489 (fold_builtins): Handle __builtin_classify_type.
7491 * expr.c (do_tablejump): Now static.
7492 (case_values_threshold, try_casesi, try_tablejump): New;
7493 code mostly from stmt.c (expand_end_case).
7494 (expr.h): Update prototypes.
7496 * Makefile.in (stmt.o): Update dependencies.
7498 2001-08-21 Will Cohen <wcohen@redhat.com>
7500 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
7501 declaration of variable i.
7502 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
7503 declaration of variable i.
7505 2001-08-21 Richard Henderson <rth@redhat.com>
7507 * crtstuff.c: Fix thinko last change. Move list tails to start
7508 of CRT_END section. Tidy ifdefs.
7509 (__EH_FRAME_BEGIN__): Always static for ELF.
7510 (__do_global_ctors_1): Rename from __frame_dummy.
7511 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
7512 name change; don't hide __EH_FRAME_BEGIN__.
7514 2001-08-21 Richard Henderson <rth@redhat.com>
7516 * gdbinit.in: Move break on exit after break on fancy_abort.
7518 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
7521 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7523 * cpphash.h (_cpp_push_next_buffer): New.
7524 * cppinit.c (do_includes): Remove.
7525 (push_include, free_chain, _cpp_push_next_buffer): New.
7526 (cpp_start_read): Use them to rework command line option handling.
7527 (cpp_handle_option): Combine handling of -include and -imacros.
7528 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
7529 appropriate. Always insert missing \n at EOF.
7530 * cpplib.c (start_directive): Get the directive position right.
7531 * cppmain.c (cb_file_change): Always print the first line, unless
7534 2001-08-20 Andreas Jaeger <aj@suse.de>
7536 * profile.c (compute_branch_probabilities): Remove extra new-line
7538 * flow.c (verify_flow_info): Likewise.
7540 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7542 * basic-block.h (basic_block): Add new field 'flags'.
7543 (BB_REACHABLE): Define.
7544 (expunge_block): Declare.
7545 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
7546 (EXIT_BLOCK_PTR): Ditto.
7547 (expunge_block): Remove static declaration.
7548 (cleanup_cfg): Clear bb->aux on every basic block.
7549 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
7550 computing reachability.
7551 (delete_unreachable_blocks): Delete block b if b->flags has
7554 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7556 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
7558 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7560 * sparc.c (sparc_variable_issue): Fix typo in last change.
7562 2001-08-20 Richard Henderson <rth@redhat.com>
7564 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
7566 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
7568 * pa.h (RETURN_IN_MEMORY): Improve comment.
7570 2001-08-20 Janis Johnson <janis187@us.ibm.com>
7572 * doc/invoke.texi (Profiling options): Clarify the interactions
7573 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
7575 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
7577 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
7580 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7582 * gcc.c (make_relative_prefix): Allocate a sufficiently large
7585 2001-08-20 Richard Henderson <rth@redhat.com>
7587 * final.c (end_final): Fix typo last change.
7589 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
7591 * cppinit.c (init_standard_includes): The returned buffer
7592 is already malloc-ed.
7593 * gcc.c (add_prefix): Similarly.
7594 * prefix.c (translate_name): Update to support clear buffer
7596 (update_path): Similarly. Be sure to free any newly allocated
7597 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
7599 * prefix.h (update_path): Update prototype and document.
7600 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
7601 up and update to new buffer ownership rules.
7602 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
7604 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
7606 * final.c (compute_alignments): New function.
7607 (init_insn_lengths): Do not care label_align.
7608 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
7609 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
7610 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
7611 (shorted_branches): Realloc label_align array; do
7612 not call init_insn_lengths; Do not care about loop alignments.
7613 * output.h (compute_alignments): Declare.
7614 * toplev.c (rest_of_compilation): Call compute_alignments.
7615 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
7617 * predict.c (block_info_def): Add npredecesors, remove nvisited;
7618 change visited to tovisit.
7619 (propagate_freq): Use faster traversing algorithm.
7620 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
7621 to tovisit; reverse meaning.
7623 * predict.c (struct block_info_def): Remove nvisited.
7624 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7625 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7627 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
7629 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
7630 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
7631 (TARGET_FUSED_MADD): New.
7632 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
7633 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
7634 the multiply-add instructions.
7636 2001-08-19 Richard Henderson <rth@redhat.com>
7638 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
7639 is aligned to pointer size.
7641 2001-08-19 Richard Henderson <rth@redhat.com>
7643 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
7644 display markers during final schedule.
7646 2001-08-19 Richard Henderson <rth@redhat.com>
7648 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
7650 2001-08-19 Richard Henderson <rth@redhat.com>
7652 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
7654 (ASM_NAME_TO_STRING): Remove.
7655 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
7656 in the same string. Remove support for expressions.
7658 2001-08-19 Richard Henderson <rth@redhat.com>
7660 * config/i386/i386.md (tablejump): Make an expander; handle
7661 pic relative addressing here.
7662 (tablejump_1): Rename from tablejump_pic.
7665 2001-08-19 Richard Henderson <rth@redhat.com>
7667 * regclass.c (fix_register): Fix typo.
7669 2001-08-18 Richard Henderson <rth@redhat.com>
7671 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
7672 (struct _Unwind_Context): Expand br_loc to hold it.
7673 (uw_frame_state_for): Handle leaf functions better.
7674 (uw_update_reg_address): Update for br_loc change.
7676 2001-08-18 Richard Henderson <rth@redhat.com>
7678 * crtstuff.c: Move list heads before code that uses them.
7679 (__JCR_LIST__): Remove initial null.
7680 (frame_dummy, __frame_dummy): Do java registration here ...
7681 (__do_global_ctors_aux): ... not here.
7683 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
7684 (__do_global_dtors_aux): Update to match.
7685 (__JCR_LIST__, __do_jv_register_classes): New.
7687 * config/ia64/crtend.asm (__JCR_END__): New.
7688 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
7689 instead of an indirect LTOFF22 reloc.
7691 2001-08-18 Richard Henderson <rth@redhat.com>
7693 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
7694 * regclass.c (init_reg_sets_1): Fix typo.
7695 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
7696 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
7697 (ia64_compute_frame_size): Make ar.unat live when in use.
7698 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
7699 for ar.pfs; remove ar.unat handling.
7700 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
7702 (PREDICATE_CODES): Add ar_pfs_reg_operand.
7703 * config/ia64/ia64-protos.h: Update decls.
7704 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
7705 (sibcall_pic): Likewise.
7707 2001-08-18 Richard Henderson <rth@redhat.com>
7709 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
7710 pred_rel_mutex when searching for insn_group_barrier.
7711 * config/ia64/ia64.md (cycle_display): Combine the expander
7714 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
7715 bit before asm as needed.
7717 2001-08-18 Richard Henderson <rth@redhat.com>
7719 * timevar.def (TV_MACH_DEP): New.
7720 * toplev.c (rest_of_compilation): Use it.
7721 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
7723 2001-08-18 Zack Weinberg <zackw@panix.com>
7725 * unwind-dw2.c (execute_stack_op): Add default aborts to
7726 the inner switches to prevent warnings.
7728 2001-08-18 Richard Henderson <rth@redhat.com>
7730 * timevar.h (struct timevar_time_def): Change element type to float.
7731 (ticks_to_msec, clocks_to_msec): Likewise.
7732 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
7733 (get_time): Likewise.
7734 (timevar_print): Adjust zero check and printing to match.
7736 2001-08-18 Zack Weinberg <zackw@panix.com>
7738 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
7739 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
7740 Eliminate overfull or underfull hboxes.
7742 2001-08-18 Zack Weinberg <zackw@panix.com>
7744 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
7746 2001-08-18 Zack Weinberg <zackw@panix.com>
7748 * haifa-sched.c: Convert to target hooks. Macros replaced
7749 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
7750 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
7751 MD_SCHED_FINISH, and HAVE_cycle_display.
7752 * target-def.h (TARGET_SCHED_ADJUST_COST,
7753 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
7754 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
7755 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
7756 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
7757 New hook #defines to be overridden.
7758 (TARGET_SCHED): Bring them all together.
7759 (TARGET_INITIALIZER): Update.
7760 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
7761 instead of 'struct rtx_def *' throughout.
7762 (struct sched): New set of hooks for the scheduler.
7763 * Makefile.in (haifa-sched.o): Depend on target.h.
7764 * doc/tm.texi: Document the new scheduler hooks, together in
7765 their own section, instead of scattered around.
7766 Fix a bunch of underfull/overfull hboxes.
7768 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
7769 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
7770 sparc.h: Don't define any of the old scheduler macros.
7772 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
7773 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
7774 sparc.c: Create hook functions from code extracted from
7775 corresponding target header, or make existing hooks static, as
7776 appropriate. Set the appropriate entries in targetm.
7778 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
7779 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
7780 rs6000-protos.h, s390-protos.h, sparc-protos.h:
7781 Remove prototypes for functions which are now static.
7783 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
7784 related gunk; the Haifa scheduler is now the only choice.
7786 2001-08-18 Zack Weinberg <zackw@panix.com>
7788 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
7789 * genopinit.c: Put floating point divide insns in sdiv_optab.
7790 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
7791 * config/gofast.h, config/c4x/c4x.h,
7792 config/ia64/hpux_longdouble.h, config/mips/mips.h,
7793 config/pa/long_double.h, config/rs6000/sysv4.h,
7794 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
7795 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
7796 (init_optabs): Use init_optabv for overflow-trapping optabs.
7797 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
7798 cmp_optab RTX codes so have_insn_for can find them.
7800 * optabs.c (expand_simple_binop, expand_simple_unop,
7801 have_insn_for, gen_sub3_insn): New interfaces.
7802 * expr.h: Prototype new functions.
7803 (enum optab_methods): Move here from optabs.h.
7805 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
7806 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
7807 Use new functions instead of working directly with optabs.
7808 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
7809 unroll.c: Don't include optabs.h.
7810 * caller-save.c, combine.c, function.c, stmt.c: Just include
7811 insn-codes.h, not optabs.h.
7812 * Makefile.in: Update dependencies.
7814 * combine.c (make_compound_operation, simplify_comparison):
7815 Fix typos testing for this or that instruction.
7817 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7819 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
7820 generating libgcc.a.
7822 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7824 * except.c (TYPE_HASH): Delete.
7826 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
7829 * tree.c (TYPE_HASH): Delete.
7831 * tree.h (TYPE_HASH): Define.
7833 2001-08-18 Graham Stott <grahams@redhat.com>
7835 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
7837 (adddi3_internal_2+2): Likewise.
7838 (eh_set_lr_di+1): Likewise.
7840 2001-08-17 Richard Henderson <rth@redhat.com>
7842 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
7843 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
7844 * dwarf2asm.c: ... here.
7845 * dwarfout.c: Remove them.
7847 * varasm.c (assemble_integer): Add align parameter.
7848 (assemble_real, output_constant, output_constructor): Likewise.
7849 * output.h: Update decls.
7850 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
7851 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
7852 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
7853 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
7854 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
7857 * final.c (end_final): Abort profile block generation if we
7858 havn't layed it out properly.
7859 * output.h (assemble_eh_integer): Remove stale decl.
7860 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
7862 (assemble_integer): Handle unaligned data.
7863 (assemble_real): Abort on unaligned data.
7864 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
7866 (default_dtor_section_asm_out_destructor): Use assemble_align.
7867 (default_named_section_asm_out_constructor): Likewise.
7868 (default_ctor_section_asm_out_constructor): Likewise.
7869 * config/darwin.c (machopic_asm_out_constructor): Likewise.
7870 (machopic_asm_out_destructor): Likewise.
7871 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
7872 (nextstep_asm_out_destructor): Likewise.
7873 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
7874 (vms_asm_out_destructor): Likewise.
7876 2001-08-17 Richard Henderson <rth@redhat.com>
7878 * config/mips/iris6.h (TARGET_IRIX6): New.
7879 (current_section_name, current_section_flags): New.
7880 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
7881 (MAX_OFILE_ALIGNMENT): New.
7882 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
7883 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
7884 (copy_file_data): Split out from
7885 (mips_asm_file_end): ... here.
7886 (mips_asm_file_start): Remove extra .section directive. Use
7887 tmpfile instead of mips_make_temp_file.
7888 (mips_unique_section): Use const char * as needed for warnings.
7889 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
7890 re-add align parameter.
7891 (iris6_asm_named_section): New.
7892 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
7893 (iris6_asm_output_align, iris6_section_align_1): New.
7894 (iris6_asm_file_start, iris6_asm_file_end): New.
7895 * config/mips/mips-protos.h: Update decls.
7897 2001-08-17 Janis Johnson <janis187@us.ibm.com>
7899 * doc/install.texi (Install GCC): Add links to build status pages.
7901 (Final install): Ditto; request updates for specific info
7903 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
7905 * cpperror.c (print_location): Don't take a file name; use the
7907 (_cpp_begin_message): Similarly.
7908 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
7909 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
7910 (cpp_pedwarn_with_file_and_line): Remove.
7911 * cppfiles.c (stack_include_file): Update; set filename to stdin
7912 here when appropriate.
7913 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
7914 (_cpp_begin_message): Don't take a file name.
7915 * cppinit.c: Add comment.
7916 * cpplex.c: Fix end-of-directive indicator.
7917 * cpplib.c: Don't include intl.h.
7918 (run_directive, do_diagnostic): Update.
7919 (do_line): Update to not use nominal_fname.
7920 (cpp_push_buffer): Don't take a filename.
7921 * cpplib.h (struct ht): Remove.
7922 (cpp_push_buffer): Don't take a filename.
7923 (cpp_pedwarn_with_file_and_line): Remove.
7924 * cppmacro.c (struct cpp_macro): Remove file.
7925 (builtin_macro): Update.
7926 (_cpp_create_definition): Update.
7927 * cppmain.c: Correct comment.
7928 * fix-header.c (read_scan_file): Update.
7930 2001-08-17 Kazu Hirata <kazu@hxi.com>
7932 * sbitmap.c: Fix comment formatting.
7933 * sched-deps.c: Likewise.
7934 * sibcall.c: Likewise.
7935 * simplify-rtx.c: Likewise.
7937 * ssa-ccp.c: Likewise.
7938 * stor-layout.c: Likewise.
7939 * timevar.c: Likewise.
7940 * toplev.c: Likewise.
7941 * unwind-dw2.c: Likewise.
7942 * unwind-dw2-fde.c: Likewise.
7943 * varasm.c: Likewise.
7945 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
7947 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
7948 or larger than an integer in memory.
7950 2001-08-17 Zack Weinberg <zackw@panix.com>
7952 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
7953 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
7954 * rtl.h: Don't forward-declare union tree_node here. Don't
7955 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
7956 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7957 and tree respectively.
7958 * tree.h: Don't forward-declare struct rtx_def here. Don't
7959 typedef tree here. Change all uses of struct rtx_def *,
7960 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7961 and tree respectively.
7963 2001-08-17 Richard Henderson <rth@redhat.com>
7965 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
7966 config/mips/openbsd.h: Fix typos last change.
7968 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7970 * doc/invoke.texi (Optimize Options): The default for
7971 -finline-limit is 600.
7973 2001-08-17 Richard Henderson <rth@redhat.com>
7975 * varasm.c (text_section): Allow TEXT_SECTION to override the
7976 printing of TEXT_SECTION_ASM_OP.
7977 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
7978 (DATA_SECTION, BSS_SECTION): Remove.
7979 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
7980 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
7981 Rename from s/_NAME//.
7982 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
7983 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
7984 (TEXT_SECTION): ... here. New.
7985 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
7986 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
7987 * config/mips/openbsd.h: Likewise.
7988 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
7989 (mips_asm_file_end): Likewise test.
7990 (mips_output_function_epilogue): Likewise. Switch back to data
7991 section after emitting the function.
7993 * doc/tm.texi (Sections): Document TEXT_SECTION.
7995 2001-08-17 Richard Henderson <rth@redhat.com>
7997 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
7998 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
8000 2001-08-17 Richard Henderson <rth@redhat.com>
8002 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
8003 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
8004 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
8005 Add aligned attribute.
8007 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
8009 * config/sh/sh.md: Add modes to unspecs in first insn to match
8010 those in the second.
8012 * Makefile.in: Fix collect2 copy for Cygwin.
8014 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
8016 Install the proper patch.
8017 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
8018 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
8019 (expand_function_start): Likewise.
8020 * stmt.c (expand_decl): Likewise.
8021 * varasm.c (make_decl_rtx): Likewise.
8023 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
8025 * final.c: Undo my previous accidental checkin.
8026 * output.h: Likewise.
8027 * tm.texi: Likewise.
8029 2001-08-16 Richard Henderson <rth@redhat.com>
8031 * varasm.c (named_section_flags): Remove align parameter.
8032 * varasm.c, dwarf2out.c: Update all callers.
8033 * output.h: Update prototypes.
8035 * target.h (target.asm_out.named_section): Remove align parameter.
8036 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
8037 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
8038 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
8039 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
8040 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
8042 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
8043 (get_named_section_flags, set_named_section_flags): New.
8044 (named_section_flags): Use them.
8045 (named_section): Do decl vs section flags check here...
8046 (default_section_type_flags): ... not here.
8047 (init_varasm_once): Create in_named_htab.
8048 (resolve_unique_section): Mark reloc unused.
8050 2001-08-16 Richard Henderson <rth@redhat.com>
8052 * varasm.c (force_const_mem): Keep pool alignment in bits.
8053 (output_constant_pool): Use assemble_align.
8055 2001-08-16 Zack Weinberg <zackw@panix.com>
8057 * doc/tm.texi: Remove extra @table command.
8059 2001-08-16 Zack Weinberg <zackw@panix.com>
8061 * final.c (shorten_branches): Clear the end of the label_align
8062 array only if we made it larger. Break up messy expressions
8065 * diagnostic.c (internal_error): Check for error recursion
8066 before doing ICE suppression.
8068 * timevar.c: Timing variables now count in milliseconds.
8069 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
8070 (get_time): Not here.
8071 (timevar_print): Don't print any timer whose user, cpu, and
8072 wall times are all zero as displayed.
8073 * timevar.h: Update comment aboout units. Make timevar
8076 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
8078 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
8079 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
8080 (expand_function_start): Likewise.
8081 * stmt.c (expand_decl): Likewise.
8082 * varasm.c (make_decl_rtx): Likewise.
8084 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
8086 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
8087 (finalize_record_size): Don't set TYPE_USER_ALIGN.
8089 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8091 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
8094 2001-08-16 Andreas Jaeger <aj@suse.de>
8096 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
8099 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
8101 * rtl.h (only_sets_cc0_p): New prototype.
8102 * jump.c (sets_cc0_p): Handle INSN.
8103 (only_sets_cc0_p): New function.
8104 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
8105 (tidy_fallthru_edge): Likewise.
8106 * integrate.c (copy_insn_list): Likewise.
8107 * unroll.c (unroll_loop): Likewise.
8108 (copy_loop_body): Likewise.
8110 2001-08-15 Jason Eckhardt <jle@redhat.com>
8112 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
8114 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
8116 * predict.c (struct block_info_def): Remove nvisited.
8117 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
8118 (estimate_bb_frequencies): Call mark_dfs_back_edges.
8120 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
8121 (ix86_adjust_cost): Teach scheduler that latency to load operand can
8124 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
8126 * predict.def: Update hitrates.
8128 2001-08-15 Richard Henderson <rth@redhat.com>
8130 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
8132 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
8134 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
8135 note from its associated jump.
8137 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8139 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
8140 also on 64-bit s390x targets.
8142 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
8144 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
8146 (arm_expand_prologue): Handled nested functions which take a
8147 variable argument list.
8148 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
8149 macro with an invocation of
8150 arm_compute_initial_elimination_offset.
8151 * config/arm/arm-protos.h: Prototype
8152 arm_compute_initial_elimination_offset.
8154 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8156 * doc/install.texi (Specific, avr): Fix markup.
8157 (Specific, c4x): Ditto.
8159 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8161 * predict.c (dump_prediction): Change `bool' parameter to `int'.
8163 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
8165 * Makefile.in (OBJS): Add rtl-error.o
8166 (rtl-error.o): New rule.
8167 (diagnostic.o): Adjust dependency.
8168 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
8169 error_for_asm, _fatal_insn, _fatal_insn_not_found,
8170 warning_for_asm): Move to...
8171 rtl-error.c: ...here. New file.
8173 2001-08-14 Richard Henderson <rth@redhat.com>
8175 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
8176 if USING_SJLJ_EXCEPTIONS.
8178 2001-08-14 Steve Ellcey <sje@cup.hp.com>
8180 * tlink.c (scan_linker_output): Check string for unsatisfied in
8181 addition to undefined and unresolved.
8183 2001-08-14 Graham Stott <grahams@redhat.com>
8185 * libgcc2.c (*): Replace EH_FRAME_SECTION with
8186 EH_FRAME_SECTION_NAME.
8188 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
8190 * genattrtab.c (simplify_test_exp_in_temp): New function.
8191 (simplify_test_exp): Avoid explicit use of temporary obstack.
8192 (simplify_cond, insert_right_side, evaluate_eq_attr,
8193 simplify_and_tree, simplify_or_tree, eliminate_known_true):
8194 Use simplify_test_exp_in_temp.
8195 (optimize_attrs): Iterate until expression stabilizes.
8197 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
8199 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
8200 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
8202 2001-08-13 Richard Henderson <rth@redhat.com>
8204 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
8205 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
8206 * config/arm/conix-elf.h: Likewise.
8208 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
8210 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
8212 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
8214 * gcse.c (hash_scan_set): Expressions that are set as part of
8215 jump instructions are not available.
8217 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
8219 * config/s390/s390.c (print_operand, s390_function_prologue,
8220 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
8222 2001-08-13 Richard Henderson <rth@redhat.com>
8224 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
8225 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
8226 * doc/tm.texi (Exception Region Output): Document it.
8228 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
8230 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
8231 DWARF2 instead of stabs by default.
8233 2001-08-13 David Edelsohn <edelsohn@gnu.org>
8235 * config/rs6000/rs6000.c: Include optabs.h.
8237 2001-08-13 David Edelsohn <edelsohn@gnu.org>
8239 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
8240 save/restore routines.
8241 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
8243 2001-08-13 Andreas Jaeger <aj@suse.de>
8245 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
8246 the english is correct.
8248 2001-08-13 Zack Weinberg <zackw@panix.com>
8250 * expr.h: Split out optab- and libfunc-related code to...
8251 * optabs.h, libfuncs.h: ... these new headers.
8253 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
8255 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
8257 * mkconfig.sh: Don't include insn-codes.h from config.h.
8259 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
8260 enum insn_code is available. Move reload_in_optab and
8261 reload_out_optab array declarations to optabs.h.
8262 * regmove.c (gen_add3_insn): Move to optabs.c, export from
8263 there, prototype in expr.h.
8264 * gencodes.c: Cleanup: zap global variables, don't use
8265 printf where puts will do, don't bother defining MAX_INSN_CODE
8266 which nothing uses, let CODE_FOR_nothing get its value implicitly.
8268 * genemit.c, genopinit.c: Include optabs.h in generated file.
8269 * genoutput.c: Include insn-codes.h in generated file.
8270 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
8271 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
8272 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
8273 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
8274 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
8275 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
8277 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
8278 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
8279 config/m88k/m88k.c, config/sparc/sparc.c:
8281 * reload.c: Include expr.h and optabs.h before reload.h.
8282 * config/alpha/alpha.c: Include tree.h before reload.h.
8283 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
8284 and reload.h in that order.
8285 * config/sparc/sparc.c: Include debug.h.
8286 * recog.c: Include insn-codes.h.
8288 2001-08-13 Andreas Jaeger <aj@suse.de>
8290 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
8293 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
8295 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
8296 * gcc.c (init_spec): Fix typo in comment.
8297 * varasm.c (data_section): Fix typo in comment.
8299 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
8301 * predict.c (dump_prediction): New argument "USED".
8302 (combine_predictions_for_insn): Determine the used heuristics,
8303 output the case no heuristic applied.
8304 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
8306 2001-08-13 Andreas Jaeger <aj@suse.de>
8308 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
8311 2001-08-13 Kazu Hirata <kazu@hxi.com>
8313 * jump.c: Fix formatting.
8315 2001-08-13 Kazu Hirata <kazu@hxi.com>
8317 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
8320 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
8322 * loop.c (check_dbra_loop): Use condjump_label to compute
8325 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
8326 to better document the files they're in.
8328 2001-08-12 Zack Weinberg <zackw@panix.com>
8330 * recog.h (struct insn_operand_data): Shrink 'mode' field
8333 2001-08-12 Kazu Hirata <kazu@hxi.com>
8335 * gcc.c: Fix comment formatting.
8336 * gccspec.c: Likewise.
8339 * genemit.c: Likewise.
8340 * gengenrtl.c: Likewise.
8341 * genrecog.c: Likewise.
8342 * gensupport.c: Likewise.
8343 * ggc-page.c: Likewise.
8344 * global.c: Likewise.
8345 * graph.c: Likewise.
8346 * ifcvt.c: Likewise.
8347 * integrate.c: Likewise.
8349 * libgcc2.c: Likewise.
8351 * mbchar.c: Likewise.
8352 * optabs.c: Likewise.
8353 * predict.c: Likewise.
8354 * prefix.c: Likewise.
8355 * profile.c: Likewise.
8356 * protoize.c: Likewise.
8358 * recog.c: Likewise.
8359 * regclass.c: Likewise.
8360 * regmove.c: Likewise.
8361 * reg-stack.c: Likewise.
8362 * reload1.c: Likewise.
8363 * resource.c: Likewise.
8364 * rtlanal.c: Likewise.
8367 2001-08-12 Kazu Hirata <kazu@hxi.com>
8369 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
8370 a tree representing a constant is passed to the macro.
8372 2001-08-12 Richard Henderson <rth@redhat.com>
8374 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
8375 (rs6000_elf_asm_out_destructor): New.
8376 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
8377 (DTORS_SECTION_ASM_OP): Remove.
8378 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8379 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
8381 2001-08-12 David Edelsohn <edelsohn@gnu.org>
8384 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8385 * gcc.c (set_collect_gcc_options): New function, split out from
8387 Ignore elided switches.
8388 (do_spec_1): Invoke before executing command.
8389 (set_input): Export.
8390 Move declaration ...
8391 * gcc.h (set_input): ... here.
8392 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
8395 2001-08-12 Richard Henderson <rth@redhat.com>
8397 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
8398 thinko wrt TARGET_RELOCATABLE.
8400 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
8402 * fix-header.c (cb_file_change): Update prototype.
8404 2001-08-11 Zack Weinberg <zackw@panix.com>
8406 * toplev.c (set_float_handler): Make static.
8407 * toplev.h: Don't prototype set_float_handler.
8409 * simplify-rtx.c: Don't include setjmp.h.
8410 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
8412 (simplify_unary_operation, simplify_binary_operation): Use them,
8413 via do_float_handler.
8415 * fold-const.c: Don't include setjmp.h.
8416 (exact_real_inverse_1): New function.
8417 (exact_real_inverse): Use it, via do_float_handler.
8419 * varasm.c: Don't include setjmp.h.
8420 (assemble_real_1): New function.
8421 (assemble_real): Use it, via do_float_handler.
8422 Call internal_error if we get a trap here.
8424 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
8425 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
8427 2001-08-11 Zack Weinberg <zackw@panix.com>
8429 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
8430 STACK_BOUNDARY if not already defined.
8432 * calls.c, function.c, reload1.c, explow.c: Don't default
8433 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
8434 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
8436 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
8439 * doc/tm.texi: Document that STACK_BOUNDARY is required;
8440 clarify difference between it and PREFERRED_STACK_BOUNDARY.
8442 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8444 * cppmacro.c (enter_macro_context): Push macro expansions even
8447 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8449 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
8450 (rs6000_elf_section_type_flags): Actually return a value.
8452 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8454 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
8455 Clean up code: add missing comments and prototypes, fix warnings,
8456 remove obsolete code, fix spacing to conform to coding style.
8458 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8460 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
8461 and TARGET_ASM_CLOSE_PAREN.
8462 (regclass_map): CC register belongs to class NO_REGS.
8463 (legitimize_pic_address): Don't generate unnecessary moves
8464 (to avoid confusing loop optimization).
8465 (check_and_change_labels): Replace jump_long by indirect_jump.
8466 (s390_final_chunkify): Don't start a new literal pool on section
8467 switch in 64-bit code.
8468 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
8470 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
8471 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
8472 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
8474 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
8475 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
8476 (CONST_COSTS): Fixed incorrect costs.
8478 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
8479 Use emit_jump instead of emit_jump_insn (gen_jump).
8480 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
8481 (to avoid confusing flow analysis).
8482 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
8483 (casesi, casesi_jump): New.
8484 (jump_long): Removed. Functionality merged into indirect_jump.
8485 (indirect_jump): Accept address_operand, not just register_operand.
8486 (cjump_long, icjump_long): Use same logic as indirect_jump.
8487 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
8488 Fixed broken setjmp/longjmp handling.
8489 (do_builtin_setjmp_setup): Removed.
8491 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
8492 broken GNU as versions that don't accept .quad with large
8493 negative values. Use hexadecimal output instead.
8494 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
8495 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
8496 FUNCTION_EPILOGUE): Removed. Now in targetm.
8498 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
8500 * config/s390/fixdfdi.h: Add missing copyright statement.
8501 Fix type conflicts on 64-bit. Add missing SFmode routines.
8503 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
8506 2001-08-11 Richard Henderson <rth@redhat.com>
8508 * rtl.h (REG_EH_RETHROW): Remove.
8509 * rtl.c (reg_note_name): Update.
8510 * combine.c (distribute_notes): Don't check for it.
8512 2001-08-11 Richard Henderson <rth@redhat.com>
8514 * combine.c (distribute_notes): Place REG_SETJMP.
8516 2001-08-11 Richard Henderson <rth@redhat.com>
8518 * doc/extend.texi (Arrays and pointers implementation): Discourage
8519 relying on sign-extension of pointers.
8521 2001-08-11 H.J. Lu <hjl@gnu.org>
8523 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
8525 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
8526 RDATA_SECTION_ASM_OP.
8528 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8530 * doc/install.texi (Specific, c4x): Fix cross-reference to the
8531 main manual to work both for info and HTML versions.
8533 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8534 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8536 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
8537 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
8538 (struct cpp_pool): New member first.
8539 * cppinit.c (append_include_chain): Plug memory leaks.
8540 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
8541 Allocate pragma structures from the (aligned) macro pool to
8542 avoid leaking memory.
8543 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
8544 so we don't leak memory.
8545 * hashtable.c (ht_destroy): New.
8546 * hashtable.h (ht_destroy): New.
8548 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8549 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8551 * c-lex.c (map): Make const.
8552 (cb_file_change): Update for callback passing a line map.
8553 Don't assume we have a previous map. Remove sanity check
8554 about popping too many files.
8555 * cpperror.c (print_location): Make map const.
8556 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
8557 (cpp_make_system_header): Similarly.
8558 (search_from): Similarly.
8559 (_cpp_execute_include): Don't remember where we came from.
8560 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
8561 (struct cpp_reader): Make map const.
8562 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
8563 * cpplib.c (do_line): Update; line maps now hold sysp.
8564 (cpp_push_buffer): Similarly.
8565 (_cpp_do_file_change): Similarly; callback with map instead.
8566 (cpp_get_line_maps): Constify return value.
8567 (_cpp_pop_buffer): Update.
8568 * cpplib.h (struct cpp_file_change): Remove.
8569 (struct cpp_callbacks): Update.
8570 (cpp_get_line_maps): Constify return value.
8571 * cppmacro.c (_cpp_create_definition): Update.
8572 * cppmain.c (struct printer): Constify map.
8573 (maybe_print_line): Similarly.
8574 (print_line): Similarly. Deduce flags 1 and 2 here.
8575 (cb_file_change): Update.
8576 * line-map.c (free_line_maps): Warn regardless.
8577 (add_line_map): Return pointer to const. When passed NULL to_file
8578 with LC_LEAVE, use the obvious values for the return point so the
8579 caller doesn't have to figure them out.
8580 (lookup_line): Return pointer to const.
8581 (print_containing_files): Take pointer to const.
8582 * line-map.h (struct line_map): New members reason, sysp.
8583 (add_line_map): Return pointer to const.
8584 (lookup_line): Similarly.
8585 (print_containing_files): Take pointer to const.
8587 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
8588 Richard Henderson <rth@redhat.com>
8590 * regmove.c (regmove_optimize): Avoid setting a register twice in
8593 2001-08-10 Richard Henderson <rth@redhat.com>
8595 * doc/extend.texi (Arrays and pointers implementation): Document
8596 behavior of pointer/integer conversion.
8598 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
8600 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
8602 2001-08-10 Richard Henderson <rth@redhat.com>
8604 * doc/extend.texi (C Implementation): New chapter.
8605 * doc/gcc.texi (Top): Link it in.
8607 2001-08-10 Andrew Cagney <ac131313@redhat.com>
8609 * doc/install.texi (Specific): Fix CVS merge botch.
8611 2001-08-10 Richard Henderson <rth@redhat.com>
8613 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
8614 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
8616 2001-08-10 Zack Weinberg <zackw@stanford.edu>
8618 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
8619 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
8620 this macro is now required.
8622 * cselib.c (cselib_process_insn), flow.c (propagate_block),
8623 loop.c (find_and_verify_loops), reload.c (reload): Check
8624 for rtx code of CALL_INSN, not CALL, when deciding if we
8625 need to check for REG_SETJMP note.
8627 * gcse.c (compute_hash_table, compute_store_table): Update
8628 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
8631 * config/avr/avr.c: Fix typo.
8632 * config/convex/convex.c (expand_movstr): Use adjust_address.
8633 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
8635 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
8636 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
8638 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
8639 Do define STACK_BOUNDARY.
8640 * config/i370/i370.c: Include expr.h.
8641 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
8642 config/pa/som.h, config/v850/v850.h: Take in_ctors and
8643 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
8644 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
8645 * config/m88k/m88k.c: Include c-tree.h after expr.h.
8646 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
8647 * config/romp/romp.c: Include expr.h after tree.h.
8649 (output_fpop): Use xmalloc, not oballoc.
8650 * config/we32k/we32k.c: Include expr.h.
8652 2001-08-10 Kazu Hirata <kazu@hxi.com>
8654 * config/h8300/h8300.h: Fix formatting.
8656 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8658 * c-common.h (RETURN_NULLIFIED_P): Lose.
8659 * c-semantics.c (genrtl_return_stmt): Don't check it.
8661 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8663 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
8664 (mips_annotate_frame_insn): New function.
8665 (mips_emit_frame_related_store): New function.
8666 (save_restore_insns): Don't mark instructions that set up the base
8667 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
8668 the store instructions instead.
8669 (mips_expand_prologue): If the stack size is moved into a temporary
8670 register, do not mark that move as frame-related. Add a
8671 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
8673 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8675 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
8676 stack slot as unchanging if current_function_calls_eh_return.
8678 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8680 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
8681 access the second half of the TFmode scratch operand.
8683 2001-08-10 Anthony Green <green@redhat.com>
8685 * java/class.c (emit_register_classes): Conditionalize code on
8688 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8690 * doc/install.texi (Specific, avr): Fix cross-reference to the
8691 main manual to work both for info and HTML versions.
8693 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
8695 * stmt.c (expand_null_return_1): Remove code to generate simple returns
8696 and "use_goto" argument.
8697 (expand_null_return, expand_value_return): Update all callers.
8698 * function.c (expand_function_end): Remove code to generate simple
8700 * config/vax/vax.md (epilogue): New expander for function return.
8701 * doc/md.texi (epilogue): Remove "if defined".
8703 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8705 * Makefile.in: Partially revert my previous change:
8706 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
8707 of the hashtab.o and safe-ctype.o rules.
8709 2001-08-09 Richard Henderson <rth@redhat.com>
8711 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
8712 (USE_COLLECT2): Remove duplicate definition.
8713 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
8714 (use_collect2): Remove dead code.
8715 * configure.in (use_collect2): Remove will_use_collect2 and
8716 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
8717 * configure: Rebuild.
8719 * target.h (targetm.asm_out.constructor): New.
8720 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
8721 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
8722 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
8723 * varasm.c (in_ctors, in_dtors): New.
8724 (assemble_constructor, assemble_destructor): Remove.
8725 (default_stabs_asm_out_destructor): New.
8726 (default_named_section_asm_out_destructor): New.
8727 (dtors_section, default_dtor_section_asm_out_destructor): New.
8728 (default_stabs_asm_out_constructor): New.
8729 (default_named_section_asm_out_constructor): New.
8730 (ctors_section, default_ctor_section_asm_out_constructor): New.
8731 * output.h: Update declarations.
8732 * c-decl.c (c_expand_body): Use target hooks instead of
8733 assemble_constructor and assemble_destructor.
8734 * profile.c (output_func_start_profiler): Likewise.
8735 * objc/objc-act.c (finish_objc): Likewise.
8736 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
8737 for the constructor.
8738 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
8740 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
8741 (DTORS_SECTION_ASM_OP): Likewise.
8742 (__CTOR_LIST__): Use attribute section when possible.
8743 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
8745 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
8746 ASM_OUTPUT_CONSTRUCTOR.
8748 * config/darwin.c (machopic_asm_out_constructor): New.
8749 (machopic_asm_out_destructor): New.
8750 * config/darwin-protos.h: Update declarations.
8751 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8752 (ASM_OUTPUT_DESTRUCTOR): Remove.
8753 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8754 * config/nextstep.c (nextstep_asm_out_constructor): New.
8755 (nextstep_asm_out_destructor): New.
8756 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8757 (ASM_OUTPUT_DESTRUCTOR): Remove.
8758 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8759 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
8760 ASM_OUTPUT_*STRUCTOR.
8761 * config/i386/aix386ng.h: Likewise.
8763 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
8764 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
8765 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8766 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8767 * config/lynx.h: Likewise.
8768 * config/netware.h: Likewise.
8769 * config/psos.h: Likewise.
8770 * config/alpha/alpha-interix.h: Likewise.
8771 * config/alpha/elf.h: Likewise.
8772 * config/arc/arc.h: Likewise.
8773 * config/arm/aof.h: Likewise.
8774 * config/arm/coff.h: Likewise.
8775 * config/arm/elf.h: Likewise.
8776 * config/c4x/c4x.h: Likewise.
8777 * config/h8300/h8300.h: Likewise.
8778 * config/i386/cygwin.h: Likewise.
8779 * config/i386/djgpp.h: Likewise.
8780 * config/i386/i386-coff.h: Likewise.
8781 * config/i386/i386-interix.h: Likewise.
8782 * config/i386/sco5.h: Likewise.
8783 * config/i386/vsta.h: Likewise.
8784 * config/i386/win32.h: Likewise.
8785 * config/i960/i960-coff.h: Likewise.
8786 * config/ia64/sysv4.h: Likewise.
8787 * config/m68hc11/m68hc11.h: Likewise.
8788 * config/m68k/coff.h: Likewise.
8789 * config/m68k/mot3300.h: Likewise.
8790 * config/m88k/m88k.h: Likewise.
8791 * config/mcore/mcore-pe.h: Likewise.
8792 * config/mcore/mcore.h: Likewise.
8793 * config/mips/elf.h: Likewise.
8794 * config/mips/elf64.h: Likewise.
8795 * config/mips/iris6.h: Likewise.
8796 * config/pa/pa64-hpux.h: Likewise.
8797 * config/rs6000/sysv4.h: Likewise.
8798 * config/sh/sh.h: Likewise.
8799 * config/sparc/litecoff.h: Likewise.
8801 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
8802 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8803 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8804 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8805 (ASM_OUTPUT_DESTRUCTOR): Remove.
8806 * config/a29k/a29k.c: Move include of tree.h.
8807 * config/a29k/udi.h: Delete file.
8808 * config/alpha/alpha.c (vms_asm_out_constructor): New.
8809 (vms_asm_out_destructor): New.
8810 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
8811 (EXTRA_SECTION_FUNCTIONS): Likewise.
8812 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8813 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8814 * config/c4x/c4x.c: Move include of tree.h.
8815 * config/clipper/clipper.c (clix_asm_out_constructor): New.
8816 (clix_asm_out_destructor): New.
8817 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8818 (ASM_OUTPUT_DESTRUCTOR): Remove.
8819 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8820 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8821 (TARGET_ASM_CONSTRUCTOR): New.
8822 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
8823 (sco_asm_out_constructor): New.
8824 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
8825 * config/i386/svr3gas.h: Remove stack grows up code.
8826 Remove code duplicated from i386/sysv3.h.
8827 (TARGET_ASM_CONSTRUCTOR): New.
8828 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8829 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
8830 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8831 (TARGET_ASM_CONSTRUCTOR): New.
8832 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
8833 (m68hc11_asm_out_destructor): New.
8834 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
8835 (TARGET_ASM_DESTRUCTOR): New.
8836 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
8837 * config/m68k/dpx2.h: Properly undef all the bits inherited from
8838 config/svr3.h pertaining to section manipulation.
8839 * config/m68k/dpx2g.h: Remove #if 0 code.
8840 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
8841 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
8842 (ASM_OUTPUT_CONSTRUCTOR): Remove.
8843 (TARGET_ASM_CONSTRUCTOR): New.
8844 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
8845 (m88k_svr3_asm_out_constructor): New.
8846 (m88k_svr3_asm_out_destructor): New.
8847 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8848 (ASM_OUTPUT_DESTRUCTOR): Remove.
8849 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8850 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
8851 * config/rs6000/aix.h: Likewise.
8852 * config/mips/rtems64.h: Don't undef removed constructor related bits.
8853 * config/mips/vxworks.h: Likewise.
8854 * config/rs6000/lynx.h: Likewise.
8855 * config/sh/elf.h: Likewise.
8856 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
8857 (DTORS_SECTION_ASM_OP): New.
8858 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8859 (ASM_OUTPUT_DESTRUCTOR): Remove.
8860 * config/sparc/sol2-sld-64.h: Likewise.
8861 * config/vax/vax.c (vms_asm_out_constructor): New.
8862 (vms_asm_out_destructor): New.
8863 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8864 (ASM_OUTPUT_DESTRUCTOR): Remove.
8865 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8867 * doc/tm.texi (@node Initialization): Update.
8869 2001-08-09 Richard Henderson <rth@redhat.com>
8871 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
8872 (__do_global_dtors_aux): Use gp-relative static data to avoid
8873 one dynamic relocation.
8874 (__do_frame_setup): Register Java classes.
8875 * config/alpha/crtend.asm (__JCR_END__): New.
8877 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8879 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
8880 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
8881 (GEN, STAGESTUFF): Add new files.
8882 (insn-constants.h, s-constants, tm-preds.h, s-preds,
8883 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
8884 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
8885 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
8886 as well as insn-codes.h and insn-flags.h in config.h; and no
8887 extra headers in tconfig.h and hconfig.h.
8889 * gencodes.c: Eliminate code to generate predicate declarations
8890 or #defines for md-file constants.
8891 * genconstants.c, genpreds.c: New files.
8893 * i386.md: Re-order guard expressions such that TARGET_64BIT
8894 comes first, when this permits better optimization. Add
8895 TARGET_64BIT to more x86-64 patterns. Add comment explaining
8896 why this is desirable.
8898 2001-08-09 Jakub Jelinek <jakub@redhat.com>
8900 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
8901 (find_fde_for_dso): Remove.
8902 (_Unwind_IteratePhdrCallback): New.
8903 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
8904 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
8906 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8908 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
8909 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
8911 2001-08-09 Graham Stott <grahams@redhat.com>
8913 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
8914 (vis_no_unit): Use it.
8915 (visualize_no_unit): Add the insn only if room exists.
8917 2001-08-09 Graham Stott <grahams@redhat.com>
8919 * predict.c (estimate_probability): Replace magic numbers with
8920 appropriate enumeration.
8922 2001-08-09 Graham Stott <grahams@redhat.com>
8924 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
8926 (EXTRACT_FLAGS): Likewise.
8928 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
8930 * config/mips/mips.c (mips_legitimate_address_p): Check for
8931 CONST_INT in last patch.
8933 2001-08-08 Anthony Green <green@redhat.com>
8935 * java/class.c (emit_register_classes): Use assemble_jcr if
8936 possible. Keep the original mechanism as a fallback.
8937 * defaults.h (JCR_SECTION_NAME): Define if we have named section
8938 and weak symbol support.
8939 * crtstuff.c (__JCR_LIST__): Define.
8940 (__JCR_END__): Define.
8941 (_Jv_RegiserClasses): Define weak symbol if possible.
8942 (__do_global_ctors_aux): Register classes for ELF targets with
8943 weak symbol support.
8945 2001-08-08 Kazu Hirata <kazu@hxi.com>
8947 * dbxout.c: Fix comment formatting.
8948 * dependence.c: Likewise.
8950 * diagnostic.c: Likewise.
8951 * dominance.c: Likewise.
8952 * doprint.c: Likewise.
8953 * dwarf2out.c: Likewise.
8954 * dwarfout.c: Likewise.
8955 * emit-rtl.c: Likewise.
8956 * except.c: Likewise.
8957 * explow.c: Likewise.
8958 * expmed.c: Likewise.
8961 * fold-const.c: Likewise.
8962 * function.c: Likewise.
8964 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8966 * global.c (retry_global_alloc): Avoid shadowing allocno.
8968 2001-08-08 Mark Mitchell <mark@codesourcery.com>
8970 * except.c (remove_fixup_regions): Fix typo.
8972 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
8974 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
8975 unsigned HOST_WIDE_INT to avoid warning.
8976 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
8977 * flow.c (set_block_for_new_insns): Likewise.
8979 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
8981 * sibcall.c (return_value_pseudo): New static variable.
8982 (skip_copy_to_return_value): Handle return_value_pseudo.
8983 (call_ends_block_p): Ensure that return_value_pseudo is set.
8984 (optimize_sibling_and_tail_recursive_call): Discover the
8985 load of pseudo return value in alternate exit block.
8987 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8989 * calls.c (ECF_ALWAYS_RETURN): New constant.
8990 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
8991 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
8992 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
8993 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
8994 * rtl.c (reg_note_name): New name.
8995 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
8997 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
8999 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
9001 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
9003 * alias.c (get_alias_set): Return a previously calculated
9004 alias set for a VAR_DECL.
9005 * function.c (gen_mem_addressof): Calculate the alias set before
9008 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
9010 * predict.def: Set hitrates according our experimental run.
9012 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
9014 * i386.h (HARD_REGNO_RENAME_OK): New macro.
9016 2001-08-08 H.J. Lu <hjl@gnu.org>
9018 * config/mips/mips.c (mips_unique_section): New. Copied from
9021 * config/mips/mips-protos.h (mips_unique_section): New
9024 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
9026 * config/mips/little.h: New. Generic little endian mips
9027 targets. Only mips*-*-linux* is converted to use it so far.
9029 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
9030 (WCHAR_TYPE): Defined
9031 (WCHAR_TYPE_SIZE): Likewise.
9032 (INIT_SUBTARGET_OPTABS): Likewise.
9033 (BSS_SECTION_ASM_OP): Likewise.
9034 (SBSS_SECTION_ASM_OP): Likewise.
9035 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
9036 (ASM_DECLARE_OBJECT_NAME): Likewise.
9037 (UNIQUE_SECTION): Likewise.
9038 (EXTRA_SECTIONS): Likewise.
9039 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
9040 (ASM_OUTPUT_DESTRUCTOR): Likewise.
9041 (ASM_OUTPUT_DEF): Likewise.
9042 (HANDLE_SYSV_PRAGMA): Removed.
9043 (NO_IMPLICIT_EXTERN_C): Likewise.
9044 (TARGET_MEM_FUNCTIONS): Likewise.
9045 (STARTFILE_SPEC): Likewise.
9046 (ENDFILE_SPEC): Likewise.
9047 (LIB_SPEC): Likewise.
9048 (INVOKE__main): Likewise.
9049 (CTOR_LIST_BEGIN): Likewise.
9050 (CTOR_LIST_END): Likewise.
9051 (DTOR_LIST_BEGIN): Likewise.
9052 (DTOR_LIST_END): Likewise.
9053 (SET_ASM_OP): Likewise.
9054 (ASM_OUTPUT_SOURCE_LINE): Likewise.
9055 (ASM_OUTPUT_DEF): Likewise.
9056 (ASM_OUTPUT_IDENT): Likewise.
9058 * config/mips/mips.h (ASM_SPEC): Undefine before define.
9059 (CPLUSPLUS_CPP_SPEC): Likewise.
9060 (ASM_APP_ON) Redefine only if not defined.
9061 (ASM_APP_OFF): Likewise.
9062 (ASM_OUTPUT_SOURCE_LINE): Likewise.
9063 (ASM_OUTPUT_IDENT): Likewise.
9065 * config.gcc: Update tm_file for Linux/mips.
9067 2001-08-08 Bernd Schmidt <bernds@redhat.com>
9069 * cselib.c (cselib_record_sets): If insn is predicated, turn
9070 sources into IF_THEN_ELSEs.
9072 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
9073 Turn into define_insn_and_split.
9075 * sched-deps.c: Include "cselib.h".
9076 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
9077 Use cselib to turn memory addresses into VALUEs.
9078 (sched_analyze): Call cselib_init/cselib_finish if necessary.
9079 * sched-int.h (struct sched_info): New member USE_CSELIB.
9080 * sched-ebb.c (ebb_sched_info): Initialize it.
9081 * sched-rgn.c (rgn_sched_info): Likewise.
9082 * Makefile.in (sched-deps.o): Update dependencies.
9084 * cselib.h (cselib_subst_to_values): Declare.
9085 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
9086 that have no value and autoincs to be handled by generating a new
9089 2001-08-08 Graham Stott <grahams@redhat.com>
9091 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
9092 within fixed length SEQUENCE.
9094 2001-08-08 Graham Stott <grahams@redhat.com>
9096 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
9097 (diagnostic_prefixing_rule): Likewise.
9098 (diagnostic_line_cutoff): Likewise.
9099 (diagnostic_kind_count): Likewise.
9101 2001-08-08 Graham Stott <grahams@redhat.com>
9103 * alias.c (find_base_decl): Delete redundent assignment.
9105 2001-08-08 Graham Stott <grahams@redhat.com>
9107 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
9108 (abs): Uppercase and paranthesize macro parameter.
9109 (MEM_DEPENDENCY): Add whitespace.
9111 2001-08-08 Graham Stott <grahams@redhat.com>
9113 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
9114 failure check for CONST_INT
9116 2001-08-08 Graham Stott <grahams@redhat.com>
9118 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
9119 (libcall_dead_p): Likewise.
9121 (mark_used_regs): Constify fmt.
9122 (find_use_as_address): Likewise.
9124 2001-08-08 Graham Stott <grahams@redhat.com>
9126 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
9129 2001-08-08 Graham Stott <grahams@redhat.com>
9131 * combine.c (combine_simplify_rtx): Update comment and
9132 remove erroneous test.
9134 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
9136 * cppinit.c (cpp_finish): Pop the final buffer without comment.
9137 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
9138 take care to avoid multiple no-newline at EOF warnings in that
9141 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
9143 * calls.c (expand_call): Do not emit INSN_SETJMP note.
9144 (emit_library_call_value_1): Likewise.
9145 (emit_call_1): Emit REG_SETJMP note.
9146 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
9148 * cselib.c (cselib_process_insn): Likewise.
9149 * flow.c (propagate_block): Likewise.
9150 * loop.c (find_and_verify_loops): Likewise.
9151 * reload.c (find_equiv_regs): Likewise.
9152 * reload1.c (reload): Likewise.
9153 * resource.c (mark_referenced_resources,
9154 mark_set_resources): Likewise.
9155 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
9156 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
9157 * haifa-sched.c (unlink_other_notes): Likewise.
9158 (reemit_notes): Likewise.
9159 * sched-ebb.c (sched_ebb): Likewise.
9160 * sched-rgc.c (sched_region): Likewise.
9161 * rtl.c (note_insn_name): Likewise.
9162 (reg_note_name): Add REG_SETJMP
9163 * rtl.h (reg_note): Add REG_SETJMP.
9164 (insn_note): Remove NOTE_INSN_SETJMP.
9166 * profile.c (branch_prob): Add fake edges for setjmp.
9168 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
9170 * config.gcc: Quote target_cpu_default2 correctly for
9171 powerpc*-*-* targets.
9173 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
9175 * cpplib.h, line-map.h: Update comments.
9176 * cppmain.c (printer_init): Move inline.
9177 (maybe_print_line, print_line): Take a map pointer.
9178 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
9179 (cb_file_change): Don't use prior value of print.map.
9181 2001-08-07 David Edelsohn <edelsohn@gnu.org>
9183 * doc/install.texi: Document fine-grained multilib configuration.
9185 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
9187 * rtlanal.c (find_first_parameter_load): Call note_stores
9188 only on the instructions.
9190 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9192 * alias.c (nonlocal_mentioned_p):
9193 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
9194 * calls.c (emit_call_1): Likewise.
9195 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
9196 * cselib.c (cselib_process_insn): Likewise.
9197 * df.c (df_insns_modify): Likewise.
9198 * flow.c (need_fake_edge_p): Likewise.
9199 (propagate_one_insn): Likewise.
9200 * haifa-sched.c (reemit_notes): Likewise.
9201 * integrate.c (copy_insn_list): Likewise.
9202 * jump.c (delete_prior_computation): Likewise.
9203 * local-alloc.c (validate_equiv_mem): Likewise.
9204 * loop.c (scan_loop): Likewise.
9205 * predict.c (estimate_probability): Likewise.
9206 * reload.c (reload): Likewise.
9207 * sched-deps (sched_analyze): Likewise.
9208 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
9209 * gcse.c (compute_hash_table): Likewise.
9210 (mark_call): Likewise.
9211 (store_killed_in_insn): Likewise.
9213 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
9215 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
9217 2001-08-06 Richard Henderson <rth@redhat.com>
9219 * varasm.c (assemble_gc_entry): Remove.
9220 * output.h: Likewise.
9222 2001-08-06 Richard Henderson <rth@redhat.com>
9224 * varasm.c (assemble_constructor): Take a symbol_ref and a
9225 priority instead of a bare string. Move priority handling
9226 here from cp/decl2.c.
9227 * output.h: Update decls.
9229 * c-decl.c (c_expand_body): Update calls to assemble_constructor
9230 and assemble_destructor.
9231 * profile.c (output_func_start_profiler): Likewise.
9232 * objc/objc-act.c (finish_objc): Likewise.
9233 (build_module_descriptor): Return the symbol not the symbol name.
9235 2001-08-06 David Edelsohn <edelsohn@gnu.org>
9237 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
9238 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
9239 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
9240 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
9241 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
9242 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
9244 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
9246 * cpperror.c (print_containing_files): Moved to line-map.c.
9247 (print_location): line-map.c handles re-listing or otherwise.
9248 * cpphash.h (struct lexer_state): Remove next_bol.
9249 (struct cpp_buffer): Remove include_stack_listed.
9250 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
9251 Remove faked buffer handling.
9252 (_cpp_do_file_change): Tweak.
9253 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
9254 * cppmain.c (struct printer): Remove filename.
9255 (print_line, cb_file_change): Update accordingly.
9256 * line-map.c: Include intl.h.
9257 (init_line_maps): Initialize last_listed.
9258 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
9259 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
9260 (print_containing_files): New.
9261 * line-map.h (struct line_maps): New member last_listed.
9262 (print_containing_files, INCLUDED_FROM): New.
9263 * Makefile.in: Update.
9264 * po/POTFILES.in: Add line-map.c.
9266 2001-08-06 Richard Henderson <rth@redhat.com>
9268 * except.c (convert_from_eh_region_ranges_1): Never mark
9269 USE or CLOBBER insns as throwing.
9271 * expr.c (store_constructor): Don't clobber memory targets.
9273 2001-08-06 Andreas Jaeger <aj@suse.de>
9275 * profile.c (branch_prob): Remove unused variable insn.
9277 * Makefile.in (local-alloc.o): Add dependency on except.h.
9279 * local-alloc.c: Include except.h for can_throw_internal prototype.
9281 2001-08-06 Richard Henderson <rth@redhat.com>
9283 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
9284 * function.c (expand_main_function): Implement it.
9285 * doc/tm.texi: Document it.
9287 2001-08-06 Stan Shebs <shebs@apple.com>
9289 * doc/install.texi: Document powerpc-*-darwin* details.
9291 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
9293 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
9294 (ASM_CPU_SPEC): Move back to rs6000.h
9295 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
9297 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
9299 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
9302 * config/rs6000/linux64.h: Ditto.
9304 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
9305 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
9308 Remove accidently readded definitions of FUNCTION_PROLOGUE,
9309 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
9311 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
9314 2001-08-05 Richard Henderson <rth@redhat.com>
9316 * local-alloc.c (update_equiv_regs): Do not move insns that
9319 2001-08-05 Jan Hubicka <jh@suse.cz>
9321 * Makefile.in (reload1.o): Add dedendancy on except.h
9322 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
9324 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
9325 indicating wehther edges has been cleaned up.
9326 * reload1.c: Inlucde except.h
9327 (fixup_abnormal_edges): Accept deleted insns.
9328 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
9331 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
9333 * cpplib.c (do_line): Correct line number after pop_buffer.
9335 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
9337 PR preprocessor/3824
9338 * line-map.c: Update comments.
9339 * line-map.h: Update comments.
9340 * tradcif.y: Don't consider large numbers unsigned.
9342 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
9344 PR preprocessor/3081
9345 * c-lex.c (map): New.
9346 (cb_file_change): Update map and use it.
9347 (cb_def_pragma, cb_define, cb_undef): Use map and line.
9348 (c_lex): Update to use map.
9349 * cpperror.c (print_location): Move to using logical line numbers.
9350 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
9351 (cpp_make_system_header): Similarly.
9352 (_cpp_execute_include): Stop line numbering hacks. Store the
9353 line we will return to.
9354 * cpphash.h (CPP_BUF_LINE): Remove.
9355 (struct cpp_buffer): Remove lineno and pseudo_newlines.
9356 Add map and return_to_line.
9357 (_cpp_do_file_change): Update.
9358 * cppinit.c (cpp_start_read): Update line kludge.
9359 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
9360 (trigraph_ok): Use logical line numbers for diagnostics.
9361 (skip_block_comment): Likewise.
9362 (skip_whitespace): Likewise.
9363 (skip_line_comment): Use pfile->line instead.
9364 (_cpp_lex_token): Update to use logical line numbering exclusively.
9365 Handle BOL locally. Accept new lines in directives, but keep
9366 pfile->line decremented. Diagnostics use logical lines. Update
9368 * cpplib.c (SEEN_EOL): New.
9369 (skip_rest_of_line, check_eol): Use it.
9370 (end_directive): Increase line number when accepting the newline
9371 at the end of a directive.
9372 (run_directive): Simplify.
9373 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
9374 (_cpp_do_file_change): Update to take buffer line number as an
9375 argument, and store the current map in the cpp_reader. Remove
9376 line number kludges.
9377 (_cpp_do__Pragma): Restore output position after a _Pragma.
9378 (cpp_push_buffer): Don't set output line or lineno.
9379 (_cpp_pop_buffer): Transfer more info from a faked buffer.
9380 Remove line kludge. Set output_line.
9381 * cppmacro.c (builtin_macro): Update handling of __LINE__.
9382 (parse_arg): Use logical lines.
9383 (save_lookahead_token): Save EOFs too now.
9384 * cppmain.c (struct printer): Fix comments.
9385 (printer_init): Simplify, let caller do errors.
9386 (scan_translation_unit, check_multiline_token, dump_macro): Update.
9387 (maybe_print_line): Simplify.
9388 (print_line): Don't print a linemarker if -P.
9389 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
9390 (cb_file_change): Simplify.
9391 * line-map.h (LAST_SOURCE_LINE): Fix.
9392 (CURRENT_LINE_MAP): New.
9394 2001-08-05 Bernd Schmidt <bernds@redhat.com>
9396 * doloop.c (doloop_modify_runtime): Properly compute number of
9397 iterations if loop was unrolled.
9399 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
9400 if their CSELIB_VAL_PTRs are.
9402 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
9403 (setup_spill_pointers): Initialize it.
9404 (spill_restore_mem): Set it.
9405 (do_spill, do_restore): Use it to add REG_INC note.
9406 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
9408 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
9409 asms if other insns are available.
9411 * config/ia64/ia64.c (condop_operator): New predicate.
9412 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
9413 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
9416 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
9417 temporary register than directly using a MEM.
9419 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9421 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
9422 parameter in last change.
9424 2001-08-04 Zack Weinberg <zackw@panix.com>
9426 * sparc.md: Don't use #if inside C test expression.
9428 2001-08-04 Richard Henderson <rth@redhat.com>
9430 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
9432 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
9434 * cpphash.h (struct cpp_reader): New member directive_line.
9435 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
9436 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
9437 do_pragma): Pass line to callbacks.
9438 (start_directive): Record line of directive.
9439 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
9440 cb_include): Similarly.
9441 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
9444 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9446 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
9449 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
9451 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
9453 * reload1.c (fixup_abnormal_edges): New static function.
9456 * flow.c (need_fake_edge_p): New function.
9457 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
9458 avoid call insn to be very last insn in the insn stream.
9460 * profile.c (branch_prob): Call flow_call_edges_add instead of
9461 doing that by hand; cleanup cfg to re-merge basic blocks once
9464 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9466 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
9467 are also on line-map.h.
9468 * cppfiles.c (stack_include_file): Update.
9469 * cpphash.h (struct cpp_buffer): New member return_at_eof.
9470 (_cpp_pop_buffer): New.
9471 * cppinit.c (cpp_destroy, cpp_finish): Update.
9472 (do_includes): Mark each buffer to return at EOF.
9473 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
9474 return as requested.
9475 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
9476 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
9477 * cpplib.h (cpp_pop_buffer): Remove.
9478 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
9479 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
9481 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
9483 (do_preprocessing): Update.
9484 * fix-header.c (read_scan_file): Update. No need to pop buffers.
9485 * c-parse.in (_yylex): Similarly.
9486 * scan-decls.c (scan_decls): Similarly.
9487 * line-map.h: Update comments.
9489 * objc/Make-lang.in (objc-act.o): Update dependencies.
9491 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9493 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
9494 and soft register for operand 0.
9495 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
9497 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9499 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
9500 register for operand 0.
9501 ("bitcmpqi_z_used"): Allow memory for operand 0.
9502 (split "bitcmpqi"): New split to handle address reg as operand 1.
9504 2001-08-04 Andreas Jaeger <aj@suse.de>
9506 * gcse.c: Revert Daniel's last patch.
9508 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9510 * sparc-protos.h: Add prototypes for fp_zero_operand and
9512 * sh-protos.h: Add prototype for fpul_operand.
9514 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9516 * doc/extend.texi (Other Builtins): Fix typo in last change.
9518 2001-08-03 Richard Henderson <rth@redhat.com>
9520 * target.h (gcc_target): Add asm_out.named_section,
9521 section_type_flags, have_named_sections.
9522 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
9523 (TARGET_HAVE_NAMED_SECTIONS): New.
9524 (TARGET_SECTION_TYPE_FLAGS): New.
9526 * Makefile.in (toplev.o): Depend on TARGET_H.
9527 (varasm.o, dbxout.o): Likewise.
9528 * c-common.c (decl_attributes): Check targetm.have_named_sections
9529 instead of ifdef ASM_OUTPUT_SECTION_NAME.
9530 * dbxout.c (dbxout_function_decl): Likewise.
9531 (dbxout_function_end): Likewise.
9532 * toplev.c (compile_file): Likewise.
9533 * varasm.c (exception_section): Likewise.
9534 * cp/decl2.c (finish_objects): Likewise.
9536 * defaults.h (EH_FRAME_SECTION): Remove.
9537 (EH_FRAME_SECTION_ASM_OP): Remove.
9538 (EH_FRAME_SECTION_NAME): New.
9539 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
9540 (UNIQUE_SECTION_P): Remove.
9541 * dwarf2out.c (SECTION_FORMAT): Remove.
9542 (ASM_OUTPUT_SECTION): Remove.
9543 (output_call_frame_info): Use named_section_flags.
9544 (output_comp_unit, dwarf2out_start_source_file): Likewise.
9545 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
9546 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
9547 * varasm.c (in_eh_frame, eh_frame_section): Remove.
9548 (named_section_flags): New.
9549 (named_section): Use it and targetm.section_type_flags.
9550 (resolve_unique_section): New.
9551 (assemble_start_function): Use it.
9552 (asm_emit_uninitialised, assemble_variable): Likewise.
9553 (default_section_type_flags): New.
9554 (default_no_named_section, default_elf_asm_named_section): New.
9555 (default_coff_asm_named_section, default_pe_asm_named_section): New.
9556 * output.h: Update varasm.c decls.
9557 (SECTION_*): New flags.
9559 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
9560 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
9562 * config/elfos.h (UNIQUE_SECTION_P): Remove.
9563 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
9564 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
9565 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9566 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
9567 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
9568 * config/mips/elf.h, config/mips/elf64.h: Likewise.
9569 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
9570 * config/pa/pa64-hpux.h,
9572 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
9573 (TARGET_ASM_NAMED_SECTION): New.
9574 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
9575 * config/alpha/vms.h, config/arm/coff.h: Likewise.
9576 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
9577 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
9578 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
9579 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
9580 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9581 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
9582 * config/i386/sco5.h, config/i386/win32.h: Likewise.
9583 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
9584 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
9585 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
9586 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
9587 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
9588 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
9589 * config/sparc/sysv4.h: Likewise.
9591 * config/nextstep.h: Error until named sections implemented.
9593 * config/a29k/a29k.c (a29k_asm_named_section): New.
9594 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
9595 (vms_section_type_flags, vms_asm_named_section): New.
9596 * config/arm/arm.c (arm_elf_asm_named_section): New.
9597 * config/avr/avr.c (asm_output_section_name): Remove.
9598 * config/avr/avr-protos.h: Update.
9599 * config/c4x/c4x.c (c4x_asm_named_section): New.
9600 * config/h8300/h8300.c (h8300_asm_named_section): New.
9601 * config/i386/i386.c (sco_asm_named_section): New.
9602 * config/i386/winnt.c (SECTION_PE_SHARED): New.
9603 (i386_pe_section_type_flags): New.
9604 (i386_pe_asm_named_section): New.
9605 * config/i386/i386-protos.h: Update.
9606 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
9607 * config/mcore/mcore.c (mcore_asm_named_section): New.
9608 * config/mips/mips.c (iris6_asm_named_section): New.
9609 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
9610 instead of UNIQUE_SECTION_P.
9611 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
9612 (xcoff_asm_named_section): New.
9613 * config/sh/sh.c (sh_asm_named_section): New.
9614 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
9616 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
9617 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
9618 (EH_FRAME_SECTION_NAME): New.
9619 (EXCEPTION_SECTION): New.
9620 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
9621 (DEBUG_*_SECTION): Remove.
9622 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
9623 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
9624 (EH_FRAME_SECTION_ASM_OP): Remove.
9626 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
9627 (ASM_OUTPUT_SECTION_NAME): Remove.
9628 (TARGET_ASM_NAMED_SECTION): New.
9629 (TARGET_HAVE_NAMED_SECTIONS): New.
9630 (TARGET_SECTION_TYPE_FLAGS): New.
9631 (EH_FRAME_SECTION_ASM_OP): Remove.
9632 (EH_FRAME_SECTION_NAME): New.
9634 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9636 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
9637 for complex expressions when cfun == 0.
9638 * doc/extend.texi: Document that __builtin_constant_p can be
9639 used in data initializers as well as functions.
9641 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
9643 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
9644 variable I locally, instead of expecting a declaration in the
9647 2001-08-03 Richard Henderson <rth@redhat.com>
9649 * except.c (collect_one_action_chain): Add an explicit cleanup
9650 action if regions surrounding a catch were encoded entirely
9651 within the call-site entry.
9653 2001-08-03 Richard Henderson <rth@redhat.com>
9655 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
9656 don't take REGNO of a non-register.
9658 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9660 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
9661 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
9662 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
9663 (__gthread_mutex_init_function): New function for mutex initialization.
9665 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9667 * Makefile.in: Revert screwed up commit.
9669 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9671 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
9672 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
9673 merged by linker script to get a final _exit().
9674 (__do_global_dtors): New for destructor handling in specific exit
9676 (__do_global_ctors): New for constructors in specific install section.
9677 (__map_data_section): Map data sections before running constructors.
9678 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
9679 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
9680 (DTORS_SECTION_ASM_OP): Likewise.
9681 (CTORS_SECTION_FUNCTION): Define to force a reference to
9683 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
9685 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9687 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
9689 * Makefile.in: Add df.h to gcse.c dependencies.
9691 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9693 * varasm.c (output_constant_def_contents): Use for the length of a
9694 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
9695 depending on which is larger.
9697 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9699 * gcse.c: Include df.h for use as a dataflow analyzer.
9701 Declaration of reg_set_info: gone.
9702 New df_analyzer variable used by store motion.
9703 (reg_set_info): Deleted.
9704 (mark_mem_regs): New function, analyze regs used by a mem.
9705 (store_ops_ok): Use dataflow analyzer results to determine if
9706 necessary regs are changed in the block.
9707 (find_moveable_store): Remove check for symbol ref, we can handle
9708 much more complex expressions now.
9709 (compute_store_table): Remove most of the code, it's unnecessary
9710 now that the dataflow analyzer records the info for us.
9711 (store_killed_after): Add parameter to say whether to do the
9712 store_ops_okay test, used to speed up testing when we already know
9713 the answer, and just want to know if the store itself was killed.
9714 (build_store_vector): Largely rewritten to calculate the various
9715 vectors properly, and somewhat optimized.
9716 (store_motion): Init the df_analyzer, get REG_DEF chains.
9717 Also handle trapping expressions (since mems almost always trap)
9718 (simple_mem): Redefine what a simple mem is.
9720 2001-08-03 DJ Delorie <dj@redhat.com>
9722 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
9723 set from a constant part of the condition.
9725 2001-08-01 Andrew Cagney <ac131313@redhat.com>
9727 * mkdeps.c (deps_add_default_target): Make local variable
9728 ``start'' a const char pointer.
9729 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
9731 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9733 * doc/install.texi (Configuration): Fix markup.
9734 (Specific, i?86-*-udk): Likewise.
9735 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
9737 Document --enable-threads and --enable-libgcj status.
9738 (Specific, mips-sgi-irix*): Canonicalize triples.
9739 (Specific, mips-sgi-irix5): Warn about problems with this config.
9740 Mention required GNU as patch.
9741 Native assembler problems are fixed.
9742 (Specific, mips-sgi-irix6): Update O32 ABI support status.
9743 Document --enable-threads and --enable-libgcj status.
9745 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9747 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
9750 2001-08-03 Richard Henderson <rth@redhat.com>
9752 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
9755 2001-08-03 Richard Henderson <rth@redhat.com>
9757 * rtlanal.c (find_first_parameter_load): Stop if we
9758 reach a CODE_LABEL at BOUNDARY.
9760 2001-08-03 Richard Henderson <rth@redhat.com>
9762 * config/alpha/alpha.md (force_movdi): New insn.
9763 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
9764 Tweek FRP marking of VMS prologue insns.
9765 * config/alpha/vms.h (EPILOGUE_USES): New.
9767 2001-08-02 Richard Henderson <rth@redhat.com>
9769 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
9771 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9773 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
9774 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
9775 config/convex/convex.h, config/d30v/d30v.c,
9776 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
9777 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
9778 config/mips/mips.h, config/mn10200/mn10200.h,
9779 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
9780 config/v850/v850.h, config/vax/openbsd.h,
9781 config/vax/openbsd1.h, config/vax/ultrix.h,
9782 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
9783 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
9784 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
9785 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
9786 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
9787 in comments and documentation.
9789 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9793 * Makefile.in (line-map.o): New.
9794 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
9795 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
9796 * cpperror.c (print_containing_files): Similarly.
9797 (print_location): Update. Don't output a space before _Pragma.
9798 * cppfiles.c (stack_include_file): Set to line 1 immediately.
9799 (stack_include_filee, cpp_make_system_header): Update.
9800 (_cpp_execute_include): Get logical line number right for calling
9801 as-yet-unterminated #include.
9802 * cpphash.h (struct cpp_reader): Add line_maps.
9803 (_cpp_do_file_change): Update.
9804 * cppinit.c (cpp_create_reader): Initialize line maps.
9805 (cpp_destroy): Destroy line maps.
9806 (cpp_start_read): Get logical line number right.
9807 * cpplex.c (parse_string): Only warn once for multi-line strings.
9808 Use boolean variable for null warning.
9809 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
9811 (do_include_common): End the directive early.
9812 (do_line): Don't warn about out-of-range lines in preprocessed
9813 source. Update. Remove unused variables.
9814 (_cpp_do_file_change): Update for new line mapping.
9815 (pragma_cb): New typedef.
9816 (cpp_register_pragma): Stop looking ahead before calling the
9818 (do_pragma_system_header): End directive early.
9819 (cpp_get_line_maps): New.
9820 (cpp_pop_buffer): Fudge logical line. Update.
9821 * cpplib.h: Include line-map.h
9822 (enum cpp_fc_reason): Remove.
9823 (struct cpp_file_change): Update.
9824 (cpp_get_line_maps): New.
9825 * cppmain.c (struct_printer): New member map.
9826 (cb_file_change): Update for new mappings.
9827 * fix-header.c (cb_file_change): Similarly.
9829 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9831 * Makefile.in (libgcc.mk): Define mkinstalldirs.
9832 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
9834 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9836 * config/vax/vax.c: include expr.h.
9838 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9840 * Makefile.in ($(srcdir)/configure): Only rebuild in
9842 ($(srcdir)/config.in): Only define in maintainer mode.
9843 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
9845 2001-08-02 David Edelsohn <edelsohn@gnu.org>
9847 * doc/install.texi (Install GCC: Binaries): Update Bull info.
9849 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9851 * gcc.c (set_collect_gcc_options): New function, split out from
9853 Ignore elided switches.
9854 (do_spec_1): Invoke before executing command.
9855 (set_input): Export.
9856 Move declaration ...
9857 * gcc.h (set_input): ... here.
9858 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
9861 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
9864 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
9866 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
9868 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
9870 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
9871 for the unnamed instructions it expands to.
9873 2001-08-02 Richard Henderson <rth@redhat.com>
9875 * regclass.c (call_really_used_regs): Conditionally define.
9876 (init_reg_sets_1): Don't use it if not defined.
9877 (fix_register): Similarly, don't set it.
9879 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9881 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
9882 Correct comment that had been missed in the previous change.
9884 2001-08-01 Stan Shebs <shebs@apple.com>
9886 * config/darwin.c (machopic_stub_name): Try matching by name.
9887 (update_stubs): New function.
9888 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
9891 2001-08-01 Richard Henderson <rth@redhat.com>
9893 * except.c (output_function_exception_table): Use assemble_align.
9894 * varasm.c (assemble_eh_label): Remove.
9895 (assemble_eh_align, assemble_eh_integer): Remove.
9897 2001-08-01 Robert Lipe <robertl@caldera.com>
9899 * dwarfout.c: Remove reference to README.DWARF.
9901 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
9903 * regclass.c (call_really_used_regs): New array for registers which
9904 are actually used by a call.
9905 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
9907 (fix_register): Set call_really_used too.
9908 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
9909 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
9911 2001-08-01 Richard Henderson <rth@redhat.com>
9913 * read-rtl.c (read_name): Consider \r whitespace.
9915 2001-07-11 Andrew Cagney <ac131313@redhat.com>
9917 * config.gcc: Recognize powerpc-*-netbsd*.
9919 * doc/install.texi (Host/target specific installation notes for
9920 GCC): Mention powerpc-*-netbsd*.
9922 * config/rs6000/netbsd.h: New file.
9923 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
9924 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
9925 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
9926 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
9927 (TARGET_VERSION): Redefine.
9929 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
9930 mcall-netbsd as a match for mcall-sysv.
9931 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
9932 (ncrti.S, ncrtn.S): New targets.
9933 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
9935 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
9936 "netbsd' as a V4 ABI.
9937 (ASM_SPEC): Check for -mcall-netbsd.
9938 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
9939 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
9940 (LIB_SPEC, ENDFILE_SPEC): Ditto.
9941 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
9942 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
9943 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
9944 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
9946 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
9947 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
9949 2001-08-01 Mark Kettenis <kettenis@gnu.org>
9951 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
9952 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
9953 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
9954 including "unwind-pe.h".
9956 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9958 * rs6000.md (define_splits): Kill unused constraints.
9960 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
9961 Jan Hubicka <jh@suse.cz>
9963 * function.c (thread_prologue_and_epilogue_insns): Kill code
9964 dealing with non-existent CFG.
9966 2001-08-01 Kazu Hirata <kazu@hxi.com>
9968 * alias.c: Fix comment formatting.
9969 * bitmap.c: Likewise.
9970 * builtins.c: Likewise.
9971 * calls.c: Likewise.
9972 * c-common.c: Likewise.
9973 * c-decl.c: Likewise.
9974 * c-dump.c: Likewise.
9975 * c-lex.c: Likewise.
9976 * collect2.c: Likewise.
9977 * combine.c: Likewise.
9978 * conflict.c: Likewise.
9979 * cppfiles.c: Likewise.
9980 * cppinit.c: Likewise.
9981 * cpplex.c: Likewise.
9982 * cpplib.c: Likewise.
9983 * cppmacro.c: Likewise.
9984 * cppspec.c: Likewise.
9985 * c-pragma.c: Likewise.
9986 * crtstuff.c: Likewise.
9988 * cselib.c: Likewise.
9989 * c-semantics.c: Likewise.
9990 * c-typeck.c: Likewise.
9992 2001-08-01 H.J. Lu <hjl@gnu.org>
9994 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
9996 2001-08-01 H.J. Lu <hjl@gnu.org>
9998 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
10000 2001-08-01 Ziemowit Laski <zlaski@apple.com>
10002 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
10003 contextualizing Objective-C class name lookup by the lexer.
10004 (typespec_reserved_nonattr): Disable ObjC class name lookup after
10006 (protocoldef): Add support for forward @protocol declarations.
10007 (yylexname): Suppress ObjC class name lookup in certain contexts;
10008 re-enable after lookup is complete.
10009 (_yylex): Re-enable ObjC class name lookup when certain
10010 punctuation marks are seen.
10012 * objc/objc-act.c (check_protocol_recursively): New function used
10013 for finding circular dependencies in protocols.
10014 (objc_declare_protocols): New function for handling forward
10015 @protocol declarations.
10016 (receiver_is_class_object): Detect the case when 'self' is used
10017 inside of a class method.
10018 (build_message_expr): Issue a warning if class method is desired
10019 but instance method is found instead.
10020 (conforms_to_protocol): Streamline.
10021 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
10022 protocol Foo, even if 'Bar foo' does not.
10023 (check_protocols): Streamline.
10024 (start_protocol): Add checks for circular and duplicate protocol
10026 (encode_aggregate_within): For typedefs of structs, encode the
10028 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
10029 (objc_declare_protocols): New prototype.
10031 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10033 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
10034 * cpplex.c (handle_newline): Update prototype. Maintain logical
10036 (skip_escaped_newlines, skip_block_comment, parse_string):
10037 Update accordingly.
10038 (_cpp_lex_token): Update, and store token position within the token.
10039 * cpplib.h (struct cpp_token): Add line and column entries.
10040 * cppmacro.c (replace_args): Position stringified tokens correctly.
10042 2001-08-01 Andreas Jaeger <aj@suse.de>
10044 * basic-block.h: Add prototype for last_loop_beg_note.
10046 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
10048 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
10049 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
10051 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
10052 while handling WITH_CLEANUP_EXPR node. Use second operand calling
10053 expand_decl_cleanup.
10054 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
10056 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
10057 operand while calling simple_cst_equal.
10058 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
10059 operand is the cleanup expression, the third is the RTL_EXPR.
10060 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
10062 2001-07-31 Jeff Sturm <jsturm@one-point.com>
10064 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
10066 2001-07-31 matthew green <mrg@eterna.com.au>
10068 * config.gcc (i386-*-netbsdelf): New description.
10069 * config/i386/netbsd-elf.h: New file.
10071 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
10073 * loop.c (check_dbra_loop): Use single_set to compute
10076 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
10078 PowerPC reorg and support for powerpc64-*-linux*.
10080 Also fixes emitting of constants on 32 bit and 64 bit
10083 * config.gcc: powerpc64-*-linux* is a new target.
10084 Things that needed aix.h now also include xcoff.h
10086 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
10088 Move AIX specific stuff into aix.h.
10089 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
10090 with more than just XCOFF now.
10091 (SET_ASM_OP): Remove, now defined where needed.
10092 (FUNCTION_PROLOGUE): New macro definition.
10093 (FUNCTION_EPILOGUE): New macro definition.
10094 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
10096 * config/rs6000/xcoff.h: New file.
10098 * config/rs6000/linux64.h: New file.
10100 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
10102 2001-07-31 Alan Modra <amodra@bigpond.net.au>
10104 * rs6000.c (print_operand_address): Handle ELF syntax.
10105 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
10106 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
10107 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
10109 2001-07-31 David Edelsohn <edelsohn@gnu.org>
10111 * rs6000.c (rs6000_override_options): Only disable
10112 flag_function_sections for XCOFF.
10113 (exact_log2_cint_operand): New predicate.
10114 (reg_or_{add,sub}_cint64_operand): New predicates.
10115 (add_operand): Compare CONST_INT with fewer function calls.
10116 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
10117 (print_operand, case 'p'): Ensure positive operand.
10118 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
10119 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
10120 (PREDICATE_CODES): Add new predicates.
10121 * rs6000.md (addsi3): Split 32-bit constants more correctly.
10122 (divsi3, modsi3): Ensure positive power-of-2.
10123 (adddi3): Use new predicate. Split 32-bit constants more
10124 correctly. Re-arrange splitter to handle any constant.
10125 (subdi3): Use new predicate.
10126 (divdi3, moddi3): Ensure positive power-of-2.
10127 (movdi): Use rs6000_emit_set_const.
10128 (load_toc_v4_pic_di): Delete.
10130 2001-07-31 Graham Stott <grahams@redhat.com>
10132 * function.c (pad_below): Revert 2001-07-26 patch.
10134 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
10136 * reg-stack (convert_regs_1): Fix best edge condition.
10138 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
10140 * jump.c (duplicate_loop_exit_test): Better test for jumps
10141 entering the loop; create loop pre_header.
10143 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
10145 * doc/install.texi: Add s390 and s390x as new targets.
10146 * doc/invoke.texi: Add documentation of S/390 and zSeries
10148 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
10150 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
10152 * config/m68k/m68k.md: Replace all general_operand with
10153 nonimmediate_operand for all destinations.
10154 * config/m68k/m68k.c (not_sp_operand): Likewise.
10156 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
10158 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
10160 2001-07-30 Richard Henderson <rth@redhat.com>
10162 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
10163 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
10165 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
10167 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
10168 Add missing doc strings
10169 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
10170 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
10172 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
10174 * i386.c (ix86_output_main_function_alignment_hack): New function.
10175 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
10177 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
10178 edges by EDGE_DFS_BACK flag.
10179 (dump_edge_info): Add dfs_back flag.
10180 * basic-block.h (EDGE_DFS_BACK): New constant.
10181 (mark_dfs_back_edges): Declare.
10182 * alias.c (loop_p): Remove.
10183 (mark_constant_function): Use mark_dfs_back_edges.
10185 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
10186 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
10187 (compensate_edge): Break out from ...
10188 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
10189 (convert_regs_2): Set block_done once block is really done;
10190 Do updating of the predecesors counts.
10192 * toplev.c (rest_of_compilation): Recompute block_for_insn
10193 before post-reload cfg_cleanup.
10194 * function.c (thread_prologue_epilogue_insns):
10195 Call set_block_for_new_insns when emitting prologue directly.
10197 2001-07-30 Andreas Jaeger <aj@suse.de>
10199 * jump.c: Add prototype for mark_modified_reg.
10201 * cse.c (set_live_p): Add unused attribute.
10203 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
10205 (scan_for_source_files): Use long for count to avoid overflow.
10206 (output_data): Likewise.
10207 (output_data): Don't use string concatatenation to silence gcc
10210 * predict.c: Fix typos and grammar.
10212 * gcse.c (insert_insn_end_bb): Remove unused variables.
10214 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
10216 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
10217 (attempt_auto_inc): LIkewise.
10218 (mark_used_reg): Likewise.
10219 (try_pre_increment_1): Likewise.
10220 * regclass.c (regclass): Likewise.
10221 * global.c (allocno_compare): Update comment; change scaling factor.
10222 * local-alloc.c (QTY_CMP_PRI): Likewise.
10223 * regs.h (REG_FREQ_FROM_BB): New.
10224 (REG_FREQ_MAX): Likewise.
10226 2001-07-30 H.J. Lu <hjl@gnu.org>
10228 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
10231 2001-07-30 H.J. Lu (hjl@gnu.org)
10233 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
10234 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
10235 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
10237 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
10239 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
10240 as -mthumb-interwork when -mcpu=arm7 is specified.
10242 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
10244 * predict.def (noreturn, loop branch, loop exit): Mark as first
10247 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
10249 * combine.c (try_combine): Avoid barrier after noop jumps.
10251 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10253 * cpphash.h (struct cpp_reader): Remove import_warning.
10254 * cpplib.c (skip_rest_of_line): Don't bother turning off
10256 (parse_include): Move include handling to...
10257 (do_include_common): ... here. Move import warning from...
10258 (do_import): ... here.
10259 (do_pragma_poison): Don't do a callback for poison identifiers.
10260 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
10261 * cppmain.c (setup_callbacks): Similarly.
10263 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
10265 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
10266 handle multiple sets.
10267 * except.c (sjlj_mark_call_sites): .... here.
10268 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
10270 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
10272 Suggested by Richard Henderson and Richard Kenner:
10273 * combine.c (recog_for_combine): Use the fake recog
10274 only if instruction does not match.
10275 * rtl.h (NOOP_MOVE_INSN_CODE): New.
10276 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
10278 * combine.c (try_combine): Discover noop jump as direct jump.
10280 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
10282 * df.c (df_rd_global_compute): Add successors to worklist, not
10284 (df_ru_global_compute): Ditto.
10286 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
10288 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
10289 increment REG_N_SETS.
10291 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
10293 * sbitmap.h: New prototype for sbitmap_a_xor_b.
10295 * sbitmap.c (sbitmap_a_xor_b): New function.
10296 ifdef the basic block stuff on IN_GCC.
10298 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10300 * cppexp.c (parse_defined): Always record the macro name.
10301 (lex): Don't worry about identifiers, or special-case
10303 (_cpp_parse_expr): Figure out at the end of the routine
10304 whether we saw a valid !defined() expression.
10305 * cppfiles.c (stack_include_file): Update for mi_valid.
10306 (_cpp_pop_file_buffer): Similarly.
10307 * cpplex.c (_cpp_lex_token): Similarly.
10308 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
10309 mi_if_not_defined, mi_lexed): Remove.
10311 * cpplib.c (do_if): Simplify.
10312 (do_endif, push_conditional, _cpp_handle_directive): Update
10313 for renaming of mi_state to mi_valid.
10315 * cpp.texi: Add index entries for digraphs, and add comment
10316 that C++ refers to them as alternative tokens.
10318 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
10320 * basic-block.h (CLEANUP_PRE_LOOP): New.
10321 * except.c (finish_eh_generation): Update call of cleanup_cfg.
10322 * sibcall.c (optimize_sibling_calls): Likewise.
10323 * toplev.c (rest_of_compilation): Likewise.
10324 * flow.c (try_forward_edges): Take argument MODE;
10325 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
10326 (try_optimize_cfg): Update call of try_forward_edges.
10328 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10329 Jan Hubicka <jh@suse.cz>
10331 * (validate_replace_rtx_1): Fix simplification of MINUS.
10333 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
10335 PR preprocessor/3669
10336 * cppinit.c (init_dependency_output): Turn off dump requests
10337 if sending dependencies to stdout.
10339 2001-07-28 Richard Henderson <rth@redhat.com>
10341 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
10344 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
10346 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
10348 2001-07-28 Kazu Hirata <kazu@hxi.com>
10350 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
10351 is VAR_DECL first to prevent an ICE.
10353 2001-07-28 Richard Henderson <rth@redhat.com>
10355 * varasm.c (immed_real_const_1): Don't elide special cases for
10357 (clear_const_double_mem): Clear const_tiny_rtx too.
10359 2001-07-28 Richard Henderson <rth@redhat.com>
10361 * dwarf2out.c (dw_val_class_offset): New.
10362 (struct dw_ranges_struct, dw_ranges_ref): New.
10363 (ranges_table, ranges_table_allocated): New.
10364 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
10365 (add_AT_offset, add_ranges, output_ranges): New.
10366 (print_die, output_die): Handle dw_val_class_offset.
10367 (attr_checksum, size_of_die, value_format): Likewise.
10368 (gen_lexical_block_die): Handle non-contiguous blocks.
10369 (gen_block_die): Likewise.
10370 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
10371 if needed. Dump the ranges table.
10372 * final.c (final_start_function): Remove unnecessary notes and
10373 rebuild the block tree before numbering the blocks.
10374 * function.c (reorder_blocks_0): Walk the existing block tree
10375 to unmark all blocks.
10376 (reorder_blocks_1): Create block fragments when duplicate block
10378 (reorder_fix_fragments): New.
10379 (reorder_blocks): Call it.
10380 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
10382 2001-07-28 Richard Henderson <rth@redhat.com>
10384 * emit-rtl.c (adjust_address): Make a copy of the memory address.
10386 2001-07-28 Richard Henderson <rth@redhat.com>
10388 * flow.c (add_to_mem_set_list): New function.
10389 (init_propagate_block_info): Use it.
10390 (mark_set_1): Likewise.
10391 (insn_dead_p): Canonicalize memory address for dead store
10392 comparison. Allow wider mode stores to kill narrower mode stores.
10393 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
10394 (invalidate_mems_from_set): Don't handle MEMs.
10396 2001-07-28 Kazu Hirata <kazu@hxi.com>
10398 * config/h8300/h8300.h: Fix formatting.
10400 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10402 * basic-block.h (EDGE_FREQUENCY): New macro.
10403 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
10405 * flow.c (find_sub_basic_blocks): Likewise.
10406 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
10407 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
10409 * predict.c (DEF_PREDICTOR): New argument FLAGS.
10410 (HITRATE): New macro.
10411 (PRED_FLAG_FIRST_MATCH): New constant.
10412 (predictor_info): New field flgags.
10413 (combine_predictions_for_insn): Use DS theory to combine
10414 probabilities; set the edge probabilities when finished.
10415 (estimate_probability): Avoid duplicated matches
10416 of LOOP_BRANCH heuristics for nested loops; update comment.
10417 * predict.def: Add flags for each prediction, set probabilities
10418 according to B&L paper.
10419 * predict.h (DEF_PREDICTOR): New argument FLAGS.
10421 * profile.c (compute_branch_probabilities): Cleanup way the edge
10422 probabilities are computed and REG_BR_PROB notes are dropped; if
10423 values does not match, emit error.
10424 (init_branch_prob): Do error instead of warning when profile driven
10425 feedback is missing or corrupt.
10427 2001-07-27 DJ Delorie <dj@redhat.com>
10429 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
10430 against a constant, try to adjust the compare to have the desired
10431 constant in it so that min/max optimizations happen more often.
10433 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10435 * flow.c (last_loop_beg_note): New function.
10436 (redirect_edge_and_branch): Use it.
10437 (split_edge): Likewise.
10439 * alias.c (loop_p): Avoid uninitialized memory access.
10441 * flow.c (try_forward_edges): Avoid accessing freed memory.
10443 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
10446 2001-07-26 Andrew Haley <aph@redhat.com>
10447 Joern Rennecke <amylaar@redhat.com>
10449 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
10450 (SUBTARGET_CPP_ENDIAN_SPEC): New.
10451 (SUBTARGET_CPP_SPEC): New.
10452 (CPP_SPEC): Remove.
10453 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
10454 (SUBTARGET_CPP_PTR_SPEC): New.
10455 (CPP_DEFAULT_CPU_SPEC): New.
10456 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
10457 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10458 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
10459 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10460 (SUBTARGET_CPP_SPEC): Define as an empty string.
10462 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10464 * doc/install.texi (Configuration): Properly link the host
10465 specific instructions also when generating HTML.
10467 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
10469 * flow.c (redirect_edge_and_branch_force): Test
10470 target->global_live_at_start.
10472 2001-07-26 Richard Henderson <rth@redhat.com>
10474 * simplify-rtx.c (avoid_constant_pool_reference): Export.
10475 * rtl.h (avoid_constant_pool_reference): Declare it.
10476 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
10477 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
10479 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10481 * rtl.h (cleanup_barriers): Declare.
10482 * jump.c (cleanup_barriers): New function.
10483 * toplev.c (rest_of_compilation): Call cleanup_barriers
10484 before loop optimizer and after bb_reorder.
10486 * flow.c (back_edge_of_syntactic_loop_p): New.
10487 (split_edge): Use it.
10489 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10491 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
10493 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
10495 * cse.c (cse_process_notes): Replace any registers if the address
10498 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
10500 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
10501 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
10502 (propagate_block): Update prototype.
10503 * flow.c (update_life_info): Simplify the CFG and
10504 recalculate the global regs which are alive when
10505 removing dead code during a global update.
10506 (propagate_block): Return non-zero if an INSN is
10509 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10511 * Makefile.in (LIBICONV): Define.
10513 2001-07-26 Catherine Moore <clm@redhat.com>
10515 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
10516 of conditional to avoid tree checking errors.
10518 2001-07-26 Kazu Hirata <kazu@hxi.com>
10520 * regmove.c (regmove_optimize): Don't replace a reg with
10521 another reg of a different mode.
10523 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
10525 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
10526 limit length of dependency flush list.
10527 * params.h (MAX_PENDING_LIST_LENGTH): Define.
10528 * sched-int.h (struct deps): Add pending_flush_length field.
10529 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
10530 has 1 element in it.
10531 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
10532 (sched_analyze): After a jump, if the pending memory flush list is too
10533 large, flush the pending lists.
10534 (init_deps): Initialize pending_flush_length to 0.
10535 * doc/invoke.texi (max_pending_list_length): Document parameter.
10537 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
10539 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
10540 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
10541 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
10543 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10545 * cpphash.h (struct_lexer_state): Delete was_skipping.
10546 Move skipping here from struct cpp_reader.
10547 * cpplex.c (parse_identifier): Update.
10548 (_cpp_lex_token): Don't skip tokens in a directive.
10549 * cpplib.c (struct if_stack): Update.
10550 (start_directive, end_directive): Don't change skipping state.
10551 (_cpp_handle_directive): Update.
10552 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
10553 (do_else, do_endif): Update; only check for excess tokens if not
10554 in a skipped conditional block.
10555 (push_conditional): Update for new struct if_stack.
10557 2001-07-26 Graham Stott <grahams@redhat.com>
10559 * function.c (locate_and_pad_parm): Also pad initial offset
10560 so that the total argument size also includes the padding.
10562 2001-07-26 Graham Stott <grahams@redhat.com>
10564 * gensupport.c (alter_output_for_insn): Correct enable checking failure
10565 change XSTR to XTMPL.
10567 (process_one_cond_exec): Likewise
10569 2001-07-25 Richard Henderson <rth@redhat.com>
10571 * varasm.c (assemble_variable): Create DECL_RTL before setting
10574 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
10576 * predict.c (estimate_probability): Avoid duplicated predictions.
10578 * loop.c (find_and_verify_loops): Grok multiple barriers.
10580 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10582 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
10584 * dbxout.c: Consistently use putc instead of fputc.
10585 (print_wide_int): New function; call instead of direct fprintf.
10586 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
10587 (dbxout_type_fields, dbxout_type_method_1): Likewise.
10588 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
10589 (print_int_cst_octal): Likewise.
10590 (print_octal): Show we wrote characters.
10591 (dbxout_type): Set have_used_extensions in more places.
10593 2001-07-25 Catherine Moore <clm@redhat.com>
10595 * config/v850/v850.c (v850_va_arg): Use addr
10596 instead of valist to build incr.
10598 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
10600 * flow.c (delete_dead_jumptables): New function.
10601 (life_analyzis): Call it.
10602 * bb-reorder.c (skip_insns_after_block): Handle contradictory
10605 2001-07-25 Richard Henderson <rth@redhat.com>
10607 * except.c (reachable_handlers): Handle a region being removed
10608 out from under a RESX.
10610 2001-07-25 Richard Henderson <rth@redhat.com>
10612 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
10613 swap GE/GT if it is an fp comparison.
10615 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
10617 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
10620 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
10622 * ssa.c (rename_insn_1): Do not wrap an assignment to a
10623 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
10626 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
10627 throw an exception.
10628 (visit_expression): When attempting to simplify an expression,
10629 retrieve any modes for arguments before they are simplified
10632 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10633 Janis Johnson <janis@us.ibm.com>
10635 * stmt.c (expand_goto): A nonlocal goto can be a call too.
10636 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
10637 pointer parameters to match documented usage of nonlocal_goto.
10638 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
10639 parameters to their correct order.
10640 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
10641 parameters to their correct order.
10643 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10645 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
10647 2001-07-25 Jan Hubicka <jh@suse.cz>
10648 Richard Henderson <rth@redhat.com>
10650 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
10652 (make_edges): New argument update_p; populate the edge cache if set.
10653 (find_basic_blocks): Update make_edges invocation.
10655 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10657 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
10659 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10661 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
10662 -Acpu and -Amachine.h.
10663 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
10664 Corrected header to say ELF not a.out.
10665 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
10666 when given -msoft-float.
10668 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10670 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
10671 extra multilib parts like arm-elf.
10672 (i960-*-coff*, i960-*-rtems): Should not use collect2.
10673 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
10674 crtfini.o as extra multilib parts.
10676 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10678 * configure.in: Add rtems as a supported thread model.
10679 * gthr-rtems.h: Add missing entry point __gthread_active_p.
10680 * configure: Rebuilt.
10682 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
10684 * stor-layout.c (get_mode_alignment): make it work when
10685 BITS_PER_UNIT is not a power of two.
10686 * builtins.c (get_pointer_alignment): Likewise.
10688 2001-07-24 Richard Henderson <rth@redhat.com>
10690 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
10691 the retrieved constant into the expected mode.
10693 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
10695 * flow.c (try_simplify_condjump): Avoid duplicated edges.
10696 (verify_flow_info): Check for duplicated edges; clarify
10699 * flow.c (block_label): Update basic_block_for_insn.
10700 (commit_edge_insertions): Call compute_bb_for_insn.
10702 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
10705 * flow.c (redirect_edge_and_branch,
10706 try_optimize_cfg): Use redirect_edge_succ_nodup
10707 (redirect_edge_succ_nodup): New.
10708 * basic_block.h (redirect_edge_succ_nodup): Declare.
10710 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
10713 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
10715 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
10716 (try_crossjump_to_edge): Update commetns.
10717 (try_crossjump_bb): Likewise.
10719 2001-07-24 Richard Henderson <rth@redhat.com>
10721 * combine.c (distribute_notes): Move set of need_refresh
10722 for noop_move_p down to catch all cases.
10724 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
10726 * recog.c (split_all_insns_noflow): New.
10727 * rtl.h (split_all_insns_noflow): Declare.
10728 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
10729 * m68hc11.c (m68hc11_reorg): Likewise.
10730 * sh.c (machine_dependent_reorg): Likewise.
10731 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
10734 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10736 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
10737 (ashlsi3_n splitter): Likewise.
10738 (lshrsi3_n splitter): Likewise.
10740 (GOTaddr2picreg): Make const SImode.
10741 (sym_label2reg): Likewise.
10742 (symGOT2reg): Likewise.
10743 (symGOTOFF2reg) Likewise.
10745 (casesi_worker_0): Make unspec SImode.
10747 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10749 * config/sh/sh.c (barrier_align): Check that an operand really is
10750 an insn before extracting its INSN_CODE.
10752 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
10754 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
10757 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
10758 for SImode to prevent overflow.
10760 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10762 * config/mips/irix6-libc-compat.c: New file.
10763 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
10764 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
10765 passing workaround.
10767 2001-07-24 lars brinkhoff <lars@nocrew.org>
10769 * rtl.texi (REG_POINTER): Document.
10770 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
10771 QFmode, HFmode, TQFmode, QCmode, and HCmode.
10773 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
10775 * flow.c (delete_noop_moves): Do not confuse libcall regions.
10777 2001-07-23 Richard Henderson <rth@redhat.com>
10779 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
10781 2001-07-23 Kazu Hirata <kazu@hxi.com>
10783 * config/h8300/h8300-protos.h: Add a prototype for
10784 general_operand_dst_push.
10785 * config/h8300/h8300.c (general_operand_dst_push): New.
10786 * config/h8300/h8300.h (OK_FOR_T): New.
10787 (EXTRA_CONSTRAINT): Use it.
10788 * config/h8300/h8300.md (movqi_push): Remove and integrate into
10789 the existing movqi pattern.
10790 (movhi_push): Likewise.
10792 * reload.c: Fix comment typos.
10794 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
10796 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
10798 2001-07-23 H.J. Lu (hjl@gnu.org)
10800 * doc/extend.texi: Update __builtin_return_address and
10801 __builtin_frame_address.
10803 2001-07-23 Richard Henderson <rth@redhat.com>
10805 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
10807 * config/i386/i386.md: New setcc+movzbl peephole2.
10809 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10811 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
10812 * objc/objc-act.c: Include debug.h.
10813 (synth_module_prologue): Save and restore debug hooks too.
10815 2001-07-23 lars brinkhoff <lars@nocrew.org>
10817 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
10818 and C4X_FLOAT_FORMAT.
10819 (BOOL_TYPE_SIZE): Document.
10821 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
10823 * unroll.c (loop_iterations): Fix miscalculation of initial
10826 2001-07-13 Andrew Haley <aph@redhat.com>
10828 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
10829 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
10830 * config/sh/sh.c (sh_can_redirect_branch): New function.
10831 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
10832 * reorg.c (steal_delay_list_from_target): Use
10833 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
10835 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
10837 * flow.c (try_simplify_condjump): Unlink insn chain on
10838 fallthru edge; use can_fallthru.
10840 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
10842 * basic-block.h (find_sub_basic_block): Declare.
10843 * flow.c (make_edges): New arguments MIN and MAX;
10844 (find_sub_basic_blocks): Revamp to use make_edges
10845 and purge_dead_edges.
10846 (find_basic_blocks): Update call of find_sub_basic_block.
10848 * recog.c (split_all_insns): Always expect CFG to be consistent;
10849 call find_sub_basic_blocks in case something has changed.
10850 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
10853 * basic-block.h (delete_noop_moves): Declare.
10854 * combine.c (combine_instructions): Call it.
10855 (recog_for_combine): Tolerate noop moves
10856 (distribute_notes): Force refresh when register dies at noop move.
10857 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
10859 (life_analysis): Update delete_noop_moves call.
10860 (set_noop_p): Move too ...
10861 * rtlanal.c (noop_move_p): ... here.
10862 * rtl.h (noop_move_p): Declare.
10864 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
10865 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
10867 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
10868 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
10870 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
10872 * reload.c (push_reload): Fix typo in comment.
10873 (find_reloads_address): Ditto.
10874 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
10876 2001-07-22 Richard Henderson <rth@redhat.com>
10878 * flow.c: Grammar check and clarify a lot of comments.
10879 (try_simplify_condjump): Rename variables to be clearer.
10880 (try_forward_edges): Skip complex and fallthru edges.
10881 Rearrange tests to avoid duplicate checks.
10882 (flow_find_cross_jump): Likewise.
10883 (outgoing_edges_match): Allow match if neither branch has
10884 probability data. Loosen probability match to 5%.
10885 (try_crossjump_to_edge): Hoist repeated indirection into
10887 (try_crossjump_bb): Don't check complex edges. Eliminate
10888 redundant crossjump tests.
10889 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
10890 checks before more expensive checks.
10892 2001-07-22 Richard Henderson <rth@redhat.com>
10894 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
10895 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
10898 2001-07-22 Richard Henderson <rth@redhat.com>
10900 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
10901 (const_sint32_operand): Likewise.
10902 * m68k.md (anon mulsi pattern): Use const_int_operand not
10903 const_sint32_operand.
10904 (umulsi3_highpart): Zero extend a constant input.
10905 (smulsi3_highpart): Don't bother checking SImode constant.
10906 (const_umulsi3_highpart): Give op3 DImode.
10907 (const_smulsi3_highpart): Likewise.
10909 2001-07-22 Richard Henderson <rth@redhat.com>
10911 * flow.c (split_block): Make sure bb_note is included in the
10912 new block when splitting before a label.
10914 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
10916 * basic-block.h (redirect_edge_and_branch_force,
10917 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
10918 * flow.c (redirect_edge_and_branch_force,
10919 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
10920 (redirect_edge_and_branch_force): Fix copying of lifeness information.
10921 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
10922 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
10923 instead of label; update CFG after transformation.
10924 (find_if_case_1): Update call, use redirect_edge_and_branch_force
10925 for finishing the transformation; handle even case where ELSE
10926 does not follow THEN.
10927 (find_if_case_2): Update call of dead_or_predictable; simplify
10930 * emit-rtl.c (split_branch_probability): New global variable.
10931 (try_split): Take care to set split_branch_probability and
10932 create REG_BR_PROB note for new jump insns.
10933 * md.texi (define_split): Document new feature.
10935 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
10937 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10939 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
10940 (asm_out_file): Remove redundant declaration.
10941 (assemble_asm): Remove old #if 0 block.
10942 (assemble_variable): Remove end of function; debug output is
10943 now handled with global_decl. Remove old #if 0 block. Update.
10944 Remove saved_in_section and associated no-op code.
10945 * Makefile.in (varasm.o): Correct dependencies.
10947 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
10949 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10950 the definition in defaults.h.
10952 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
10954 * jump.c: Update comments.
10955 (delete_barrier_successors, delete_unreferenced_labels,
10956 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
10957 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
10958 jump_optimize, jump_optimize_minimal): Kill.
10959 (rebuild_jump_labels): Move code from jump_optimize_1.
10960 (purge_line_number_notes): Likewise.
10961 (copy_loop_headers): Likewise.
10962 * reg-stack.c: Update comment.
10963 * stmt.c: Likewise.
10964 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
10965 JUMP_AFTER_REGSCAN): Kill.
10966 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
10967 purge_line_number_notes and copy_loop_headers.
10969 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10970 Richard Henderson <rth@redhat.com>
10972 * dbxout.c (dbxout_global_decl): New.
10973 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10974 * sdbout.c (sdbout_finish): New.
10975 (sdbout_debug_hooks): Use it, add comments.
10976 (sdbout_global_decl): Defer initialised public vars to
10978 * varasm.c (assemble_variable): Don't output debug information
10979 for file-scope variables.
10981 2001-07-22 Richard Henderson <rth@redhat.com>
10983 * config/alpha/alpha.c (get_trap_mode_suffix): New.
10984 (get_round_mode_suffix): New.
10985 (print_operand): Use them for [/]. Remove support for [&'`()+].
10986 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
10987 * config/alpha/alpha.md (attr round_suffix): New.
10988 (attr trap_suffix): New.
10989 (all insns): Set them appropriately. Use %/ instead of the
10990 myriad punctuators.
10992 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10994 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
10996 2001-07-22 Richard Henderson <rth@redhat.com>
10998 * regrename.c (regrename_optimize): Compute nregs for each
10999 potential target register.
11001 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
11002 Richard Henderson <rth@redhat.com>
11004 * dbxout.c (dbxout_global_decl): New.
11005 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
11006 * sdbout.c (sdbout_finish): New.
11007 (sdbout_debug_hooks): Use it, add comments.
11008 (sdbout_global_decl): Defer initialised public vars to
11010 * varasm.c (assemble_variable): Don't output debug information
11011 for file-scope variables.
11013 2001-07-21 H.J. Lu (hjl@gnu.org)
11015 * config/mips/mips.c (mips_cpu): Moved into ...
11016 (override_options): Here.
11018 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
11020 (mips_cpu): Removed.
11022 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11024 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
11025 ("iorqi3"): Likewise.
11026 ("xorqi3"): Likewise.
11027 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
11028 ("*subhi3_sp): Likewise.
11029 ("*subhi3"): Likewise.
11030 ("extendhisi2"): Accept D, X and Y as source operand to avoid
11033 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
11035 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
11036 * config/freebsd.h: Likewise.
11037 * config/linux.h: Likewise.
11038 * config/openbsd.h: Likewise.
11039 * config/alpha/linux-elf.h: Likewise.
11040 * config/arm/linux-elf.h: Likewise.
11041 * config/d30v/d30v.h: Likewise.
11042 * config/fr30/fr30.h: Likewise.
11043 * config/ia64/aix.h: Likewise.
11044 * config/ia64/ia64.h: Likewise.
11045 * config/mips/linux.h: Likewise.
11046 * config/pj/pj.h: Likewise.
11047 * config/rs6000/linux.h: Likewise.
11048 * config/sparc/linux.h: Likewise.
11049 * config/sparc/linux64.h: Likewise.
11051 2001-07-20 Bruce Korb <bkorb@gnu.org>
11053 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
11054 because getc() and char* may disagree on signedness.
11056 2001-07-20 Richard Henderson <rth@redhat.com>
11058 * doc/rtl.texi (REG_DEAD): Update for current semantics.
11060 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
11061 insns to delete in the presence of cc0 in a jump insn.
11063 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
11064 Jan Hubicka <jh@suse.cz>
11066 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
11067 of doing the change by hand.
11069 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
11071 * rtlanal.c (set_noop_p): Return true for noop jumps.
11073 * expr.c (emit_single_push_insn): Add call to push expander.
11074 * expr.h (optab_index): Add OTI_push
11075 (push_optab): New constant.
11076 * genopinit.c (optabs): Add push_optab.
11077 * optabs.c (init_optab): Init push optab.
11078 * md.texi (push??1): Document
11080 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11082 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
11083 expand to emit the pattern; put a REG_INC note for push/pop
11085 ("movdf", "movdf_internal"): Likewise.
11086 ("movsi", "movsi_internal"): Likewise.
11087 ("movsf", "movsf_internal"): Likewise.
11088 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
11090 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11092 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
11095 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
11097 * params.def: Change default max inline insns to 100.
11099 2001-07-20 Diego Novillo <dnovillo@redhat.com>
11101 * combine.c (combine_simplify_rtx): Generate a new shift operation
11102 when simplifying the first operand of a (neg (ashift)) expression.
11104 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
11106 * regclass.c (N_REG_INTS): Use only 32 bits per element.
11108 2001-07-20 Kelley Cook <kelley.cook@home.com>
11110 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
11111 information. Move rest into ...
11112 (*-*-solaris): ... here. Eliminate redundant information and
11113 reword necessary packages section. Delete 4.x assembler bug info.
11114 (sparc-sun-*): Merge into ...
11115 (sparc-sun-sunos*): here.
11117 2001-07-20 Catherine Moore <clm@redhat.com>
11119 * config/v850/v850.md (casesi): Generate LABEL_REF
11122 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
11124 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
11125 * i386.c (ix86_zero_extend_to_Pmode): Make global.
11126 * i386.md (strclrsi expander): Use it.
11128 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11130 * integrate.c (copy_insn_list): handle
11131 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
11132 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
11133 identically as to CODE_LABEL.
11135 * fold-const (fold): Convert A/B/C to A/(B*C) and
11138 * except.c (connect_post_landing_pads): Delete the RESX insns.
11140 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
11142 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
11144 * config/mips/mips.md (nmadd/nmsub): Use macro.
11146 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
11148 * cppinit.c (remove_dup_dir): Make static.
11149 (remove_dup_dirs): Make static. Only warn about preempting a
11150 system directory with a non-system directory.
11152 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
11154 * ifcvt.c (noce_try_store_flag_constants): Correct order
11155 of parameters to trunc_int_for_mode.
11157 2001-07-19 Mark Mitchell <mark@codesourcery.com>
11159 * reorg.c (fill_simple_delay_slots): If an instruction might throw
11160 an exception that will be caught within this function, do not fill
11161 its delay slot with any subsequent instruction.
11163 2001-07-19 Steve Ellcey <sje@cup.hp.com>
11165 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
11166 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
11167 pointer extension instruction.
11168 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
11169 * simplify-rtx.c (simplify_unary_operation) Likewise.
11170 * explow.c (convert_memory_address) Check value of
11171 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
11173 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
11174 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
11175 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
11176 Add Multilib Support.
11177 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
11178 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
11179 Add Multilib Support.
11180 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
11182 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
11183 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
11184 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
11186 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
11188 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
11189 old and new operands in `<', `3' and `b'.
11191 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
11193 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
11194 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
11195 (toplev.o): Don't depend on xcoffout.h.
11196 * c-decl.c: Include debug.h
11197 (duplicate_decls): Use debug hook.
11198 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
11199 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11200 (dbxout_types): Remove.
11201 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
11202 * debug.c (do_nothing_debug_hooks): Update.
11203 (debug_true_tree, debug_nothing_rtx): New.
11204 * debug.h (struct rtx_def): New.
11205 (struct gcc_debug_hooks): New hooks ignore_block,
11206 outlining_inline_function and label.
11207 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
11208 dwarf2out_frame_finish): New.
11209 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
11210 Make static, update prototype.
11211 (dwarf2_debug_hooks): Update.
11212 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
11213 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
11214 * dwarfout.c (dwarf_debug_hooks): Update.
11215 * emit-rtl.c: Include debug.h.
11216 (remove_unnecessary_notes): Use debug hook.
11217 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
11218 (final_scan_insn): Use debug hook.
11219 * integrate.c (output_inline_function): Use debug hook.
11220 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
11221 (sdb_debug_hooks): Update.
11222 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
11223 * toplev.c: Don't include xcoffout.h.
11224 (note_outlining_of_inline_function, debug_ignore_block): Remove.
11225 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
11227 * tree.h (dwarf2out_do_frame): Remove.
11229 2001-07-19 Catherine Moore <clm@cygnus.com>
11231 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
11233 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
11235 * reload1.c (eliminate_regs_in_insn): When updating a set
11236 to the frame pointer to the hardware frame pointer, perform
11237 the update always not just when REPLACE is set.
11239 * reload1.c (choose_reload_regs): Don't inherit a reload
11240 that crosses multiple registers if registers past the first
11241 don't fit in the desired class.
11243 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
11244 when negating constants.
11246 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
11248 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
11249 * doc/tree.texi: Ditto.
11251 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
11252 Jakub Jelinek <jakub@redhat.com>
11254 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
11255 (extract_cie_info): Handle "eh" augmentation properly,
11257 (struct frame_state, __frame_state_for): New.
11259 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11261 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
11262 HANDLE_SYSV_PRAGMA): Define.
11263 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
11265 (copy_object): Caller changed.
11267 2001-07-19 Andreas Schwab <schwab@suse.de>
11269 * configure.in (assembler dwarf2 debug_line support): Define nop
11271 * configure: Regenerated.
11273 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
11275 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
11277 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
11278 to conditionally compiled block.
11279 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11280 * dbxout.h (dbxout_function): Remove.
11281 * debug.c (do_nothing_debug_hooks): Update.
11282 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
11283 global_decl, deferred_inline_function.
11284 * dwarf2out.c (dwarf2_debug_hooks): Update.
11285 (dwarf2out_global_decl): New.
11286 * dwarfout.c: Don't include dwarfout.h.
11287 (dwarfout_global_decl, dwarfout_function_decl,
11288 dwarfout_deferred_inline_function): New.
11289 (dwarf_debug_hooks): Update.
11290 * dwarfout.h: Remove.
11291 * final.c: Don't include dwarfout.h.
11292 * sdbout.c (sdbout_global_decl): New.
11293 (sdbout_debug_hooks): Update.
11294 * toplev.c: Don't include dwarfout.h.
11295 (check_global_declarations, rest_of_compilation): Use new debug hooks.
11296 (note_deferral_of_defined_inline_function): Remove.
11297 * toplev.h (note_deferral_of_defined_inline_function): Remove.
11298 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
11299 * ch/lex.c: Don't include dwarfout.h.
11300 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
11301 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
11302 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
11303 * cp/optimize.c: Include debug.h.
11304 (maybe_clone_body): Use debug hook.
11305 * cp/semantics.c: Include debug.h.
11306 (expand_body): Use debug hook.
11307 * po/POTFILES.in: Remove dwarfout.h.
11309 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
11311 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
11312 * c-parse.in (yyerror, _yylex): Similarly.
11313 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
11314 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
11316 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
11317 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
11319 2001-07-18 Jeff Sturm <jsturm@one-point.com>
11321 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
11322 in-class declaration at -g1. Fixes c++/2814.
11324 2001-07-18 Richard Henderson <rth@redhat.com>
11326 * doc/md.texi (reload_in/out): Document restrictions in predicates
11327 and constraints for these patterns. Document empty string matching
11330 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11332 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
11334 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
11336 * cse.c: Undo my previous patch.
11338 2001-07-18 Tom Tromey <tromey@redhat.com>
11341 * configure: Rebuilt.
11342 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
11344 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
11346 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
11347 Jan Hubicka <jh@suse.cz>
11349 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
11350 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
11351 * jump.c (mark_jump_label): Do not forward branches.
11353 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
11355 * cse.c (delete_trivially_dead_insns): Delete the libcall block
11356 when return value is unused.
11358 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11360 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
11362 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
11364 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
11365 on error. We can't blindly return the result of
11366 pthread_mutex_trylock because it returns a positive number on
11367 error, while we must return -1 on error.
11368 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
11370 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
11372 2001-07-18 Andreas Jaeger <aj@suse.de>
11374 * integrate.c (output_inline_function): Correct type of debug_hooks.
11376 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
11378 * combine.c (combine_simplify_rtx): DIV can be treated
11379 associatively for floats if unsafe math optimisations are enabled.
11381 2001-07-17 Richard Henderson <rth@redhat.com>
11383 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
11385 2001-07-17 Richard Henderson <rth@redhat.com>
11387 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
11388 don't force the function address into a register.
11389 (expand_call, emit_library_call_value_1): Update callers.
11390 * builtins.c (expand_builtin_apply): Likewise.
11391 * expr.h (prepare_call_address): Update decl.
11393 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
11395 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
11397 * config/i386/chorus.h: Move up.
11398 * config/sparc/chorus.h: Likewise.
11399 * config/rs6000/chorus.h: Likewise.
11400 * config/chorus.h: Moved here.
11402 2001-07-17 Andreas Schwab <schwab@suse.de>
11404 * configure.in (assembler eh_frame optimization): Handle big
11406 * configure: Regenerated.
11408 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
11410 * expr.c (epxand_expr): Convert divisions into multiplications by
11411 reciprocals if -ffast-math.
11413 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
11415 * dbxout.c (dbxout_really_begin_function): Rename to
11416 dbxout_begin_function.
11417 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11418 (dbxout_begin_function): Remove.
11419 (dbxout_function): Update.
11420 (dbxout_source_line): Update prototype.
11421 * dbxout.h (dbxout_begin_function): Remove.
11422 * debug.c (do_nothing_debug_hooks): Update.
11423 (debug_nothing_tree): Update.
11424 (debug_nothing_charstar_rtx): Remove.
11425 * debug.h (union tree_node): Declare.
11426 (struct rtx_def): Remove.
11427 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
11428 begin_function. Change source_line prototype.
11429 (debug_nothing_tree): New.
11430 (debug_nothing_charstar_rtx): Delete.
11431 (dwarf2out_begin_prologue): Moved from ...
11432 * tree.h: ... here.
11433 * dwarf2out.c (dwarf2_debug_hooks): Update.
11434 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
11435 debug info, call dwarf2out_source_line.
11436 (dwarf2out_souce_line): Update prototype.
11437 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
11438 Change prototype, make static.
11439 (dwarfout_source_line): Update prototype.
11440 (dwarf_debug_hooks): Update.
11441 * dwarfout.h (dwarfout_begin_function): Remove.
11442 * final.c (final_start_function, final_scan_insn): Use appropriate
11443 debug hooks, update to use notice_source_line.
11444 (output_source_line): Rename notice_source_line. Don't call the
11445 source_line debug hook.
11446 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
11447 make static, update prototype.
11448 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
11450 (sdbout_end_prologue): New.
11451 (sdbout_source_line): Update prototype.
11452 (sdbout_debug_hooks): Update.
11453 (sdbout_symbol): Remove unused var.
11454 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
11456 * varasm.c: Include debug.h.
11457 (assemble_start_function): Use begin_function debug_hook.
11458 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11459 update with prototype.
11460 (xcoffout_source_line): Update prototype.
11461 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11463 (xcoffout_source_line): Update prototype.
11465 2001-07-17 Richard Henderson <rth@redhat.com>
11467 * c-typeck.c (build_binary_op): Do not shorten unsigned
11468 right shift after sign extension.
11470 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
11472 * combine.c (combine_simplify_rtx): Attempt to simplify
11473 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
11475 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
11476 (simplify_binary_operation, simplify_unary_operation,
11477 simplify_relational_operation): Use it.
11479 * combine.c (combine_simplify_rtx): Don't do associative law
11480 on divisions; allow associative law on floats.
11482 2001-07-17 H.J. Lu <hjl@gnu.org>
11483 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11485 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
11486 ASM_OUTPUT_WEAK_ALIAS are defined.
11487 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
11488 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
11490 * config/mips/iris5.h: ... here.
11491 (HANDLE_SYSV_PRAGMA): Defined as 1.
11492 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
11493 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
11496 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
11498 * c-parse.in (all_prefix_attributes): New variable.
11499 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
11500 (maybe_resetattrs): New production.
11501 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
11502 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
11503 notype_initdcl, nested_function, notype_nested_function,
11504 component_decl, components, components_notype,
11505 component_declarator, component_notype_declarator,
11506 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
11507 ivars, mydecl, myparm): Update. Avoid prefix attributes just
11508 after a comma being applied to more than one declarator.
11509 * doc/extend.texi (Attribute Syntax): Update. Remove
11510 documentation of bugs that are no longer present.
11512 2001-07-13 Eric Christopher <echristo@redhat.com>
11514 * config/mips/mips.h: Change TUNE_MIPS* options to use
11516 (EXTRA_SPECS): Add cc1_cpu_spec.
11517 * config/mips/mips.md (muldf3): Fix typo.
11519 2001-07-16 Richard Henderson <rth@redhat.com>
11521 * config/m68k/m68k.c: Include expr.h and reload.h.
11522 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
11523 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
11525 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11526 Richard Henderson <rth@redhat.com>
11528 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
11529 (insn_live_p): Fix fall off end of function.
11530 (dead_libcall_p): Remove COUNTS argument; update callers.
11531 (delete_trivially_dead_insns): Remove unused variables.
11533 2001-07-17 Andreas Jaeger <aj@suse.de>
11535 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
11536 x86-64 pic support.
11538 * lcm.c (optimize_mode_switching): Avoid warning for unused
11539 variable if !NORMAL_MODE.
11541 * flow.c (try_crossjump_to_edge): Remove unused variable.
11543 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
11545 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
11546 atexit declaration in stdlib.h.
11548 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
11550 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
11552 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11554 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
11555 * except.c (finish_eh_generation): Update call of cleanup_cfg;
11556 do rebuild_jump_labels instead of jump_optimize
11557 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
11558 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
11559 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
11561 * flow.c: Include timevar.h
11562 (find_basic_block): Push/pop timevar;
11563 (cleanup_cfg): Likewise.
11564 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
11565 * Makefile: Add dependencies on timevar.h
11567 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
11568 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
11570 * rtl.h (delete_trivially_dead_insns): Add new parameter.
11571 * toplev.c (rest_of_compilation): Update calls.
11572 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
11573 (delete_trivially_dead_insns): ... here; accept new argument
11574 preserve_basic_blocks; preserve basic blocks if set.
11576 * reg-stack.c (stack_regs_mentioned): Return 0 if
11577 stack_regs_mentioned_data is not initialized.
11578 (reg_to_stack): Make stack_regs_mentioned survive after the
11579 reg-stack is completted; do not call cleanup_cfg.
11580 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
11581 make cleanup_cfg after bb-reorder to output to debug file.
11583 2001-07-16 Richard Henderson <rth@redhat.com>
11585 * regclass.c (init_reg_sets): Use only 32 bits per initializer
11586 from int_reg_class_contents.
11588 2001-07-16 Richard Henderson <rth@redhat.com>
11590 * hard-reg-set.h (regs_invalidated_by_call): Declare.
11591 * regclass.c (regs_invalidated_by_call): Move from cse.c.
11592 (init_reg_sets_1): Move initialization from cse_main.
11593 * cse.c (regs_invalidated_by_call): Move to regclass.c.
11594 (cse_main): Move its initialization also.
11595 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
11596 * flow.c (propagate_one_insn): Likewise.
11597 * gcse.c (compute_hash_table): Likewise.
11598 (compute_kill_rd, compute_store_table): Likewise.
11599 * sched-deps.c (sched_analyze_1): Likewise.
11601 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
11603 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
11606 2001-07-16 Steve Ellcey <sje@cup.hp.com>
11608 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
11609 in if statement so we don't access undefined memory.
11611 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11613 * gcse.c: Update comment at top.
11614 Update comment on mem handling.
11615 mem_last_set, mem_first_set, mem_set_in_block: gone.
11616 Declaration of reg_set_info: gone.
11617 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
11618 pointless with load_killed_in_block_p (they are *more*
11619 conservative then it, not less, and less accurate).
11620 (oprs_not_set_p): Ditto.
11621 (alloc_gcse_mem): Don't allocate mem_set_in_block
11622 (free_gcse_mem): Don't free it, either.
11623 (record_last_mem_set_info): Update comment in front, remove
11624 mem_*set_* stuff. Note the reason we don't handle stores directly
11626 (compute_hash_table): Update comments to reflect reality. Remove
11627 mem_*set_* references.
11628 (reset_opr_set_tables): Remove mem_*set_* references.
11629 (mark_call): Ditto.
11630 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
11631 (mark_clobber): Ditto (on both parts, we double set here too).
11632 (expr_killed_p): Remove mem_set_in_block test.
11633 (compute_transp): Remove mem_set_in_block test.
11635 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
11636 of edge, and removal of phi alternative to dump file.
11637 (ssa_ccp_substitute_constants): Add note about register now being
11638 constant, and which uses were replaced in what insns to dump file.
11640 2001-07-16 Andreas Jaeger <aj@suse.de>
11642 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
11643 variables of type HOST_WIDEST_INT.
11645 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
11646 (__bb_exit_func): Correct type of count_max to avoid overflow.
11647 (num_digits): Handle long long argument.
11649 * combine.c (gen_lowpart_for_combine): Remove unused variable.
11651 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11653 * output.h (sdb_begin_function_line): Restore as an extern
11655 * sdbout.c (sdb_begin_function_line): Make extern.
11657 2001-07-15 Richard Henderson <rth@redhat.com>
11659 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
11660 * genrecog.c (maybe_both_true_mode): New.
11661 (maybe_both_true_2): Use it.
11662 (write_switch): Don't put Pmode in a switch.
11663 * rtl.c (mode arrays): Don't explicitly size them.
11665 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
11667 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
11668 handling; move unconditional splitting before mode switching.
11670 * i386.md (type): Add fistp type.
11671 (i387, length_attr, scheduling definitions): Handle this type.
11672 (fix_trunc?f?i2): Revamp to use mode switching.
11673 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
11674 * i386.h (fp_cw_mode): New enum
11675 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
11676 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
11678 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11680 * Makefile.in (integrate.o): Add debug.h.
11681 * integrate.c (debug.h): Add.
11682 (output_inline_function): Save, reset, and restore debug_hooks.
11684 2001-07-15 Richard Henderson <rth@redhat.com>
11686 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
11687 instead of COMPARE for the EQUIV expression.
11689 2001-07-15 Richard Henderson <rth@redhat.com>
11691 * flow.c (redirect_edge_and_branch_force): Initialize
11692 global_live_at_start and global_live_at_end.
11693 (allocate_bb_life_data): Export.
11694 * basic-block.h (allocate_bb_life_data): Declare.
11695 * toplev.c (rest_of_compilation): Call it.
11697 2001-07-15 Richard Henderson <rth@redhat.com>
11699 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
11700 (alpha_tablejump_best_label): New.
11701 * config/alpha/alpha-protos.h: Declare them.
11702 * config/alpha/alpha.md: Use braced strings for code blocks.
11703 (tablejump_osf): Break out add with r29.
11704 (tablejump_osf_internal): Remove.
11705 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
11706 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
11708 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
11710 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
11713 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
11715 * i386-protos.h (ix86_split_fp_branch): Update prototype.
11716 (ix86_fp_jump_nontrivial_p): New.
11717 * i386.md (fp_jcc_?): Update call of split_fp_branch;
11718 use ix86_fp_jump_nontrivial_p.
11719 * i386.c (ix86_fp_jump_nontrivial_p): New.
11720 (ix86_split_fp_branch): Accept code instead of rtx.
11721 (ix86_expand_compare): Expand comparison early in case
11722 doing so is resonably cheap.
11724 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
11726 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
11728 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
11729 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
11731 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
11733 * dbxout.c (dbxout_source_line): Make static, update prototype.
11734 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
11735 (dbxout_init, dbxout_finish, dbxout_source_line,
11736 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
11737 * dbxout.h (dbxout_source_line): Delete.
11738 * debug.c (debug_nothing_file, debug_nothing_file_int,
11739 debug_nothing_file_charstar_rtx): New.
11740 (do_nothing_debug_hooks): Update.
11741 (debug_nothing_void, debug_nothing_charstar_rtx,
11742 dwarf2out_end_epilogue): New.
11743 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11744 * debug.h (struct rtx_def): Declare.
11745 (gcc_debug_hooks): New hooks source_line, end_epilogue
11747 (debug_nothing_void, debug_nothing_charstar_rtx,
11748 dwarf2out_end_epilogue): New.
11749 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11750 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
11751 (dwarf2_debug_hooks): Update.
11752 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
11753 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
11754 * dwarf2out.h (dwarf2out_source_line): Remove.
11755 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
11756 Make static, update prototype.
11757 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
11758 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
11759 (dwarf_debug_hooks): Update.
11760 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
11761 dwarfout_end_function): Remove.
11762 * final.c (profile_function): Use debug hooks for ending functions
11764 (output_source_line, final_end_function): Update prototype,
11766 (final_start_function, final_scan_insn): Update.
11767 * output.h (sdb_begin_function_line): Remove.
11768 (final_end_function): Update prototype.
11769 * sdbout.c (sdb_begin_function_line): Make static.
11770 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
11771 (sdbout_source_line): New.
11772 (sdbout_end_epilogue, sdbout_end_function): Make static, update
11774 (sdb_debug_hooks): Update.
11775 (sdbout_init, sdbout_source_line,
11776 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
11777 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
11778 * toplev.c (compile_file, rest_of_compilation): Update.
11779 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
11780 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
11781 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
11782 Update for prototype changes.
11783 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
11784 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
11786 2001-07-15 Richard Henderson <rth@redhat.com>
11788 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
11789 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
11790 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
11791 * config/alpha/alpha.c: Likewise.
11792 * config/alpha/alpha.md: Likewise.
11793 * config/alpha/alpha32.h: Likewise.
11794 * config/alpha/vms.h: Likewise.
11795 (OPEN_VMS): Remove.
11797 2001-07-14 Richard Henderson <rth@redhat.com>
11799 * config/alpha/alpha.md: Use define_constants for unspec values.
11800 Substitute throughout.
11802 2001-07-14 Tim Josling <tej@melbpc.org.au>
11804 * tree.def (EXPON_EXPR) remove. Never supported anyway.
11806 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
11808 * pa.md: Remove unused constraints from define_split's.
11810 2001-04-14 Richard Henderson <rth@redhat.com>
11812 * ifcvt.c (find_cond_trap): Test for exit block.
11814 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
11816 Re-install recently reverted patch.
11817 * emit-rtl.c (try_split): Update mark_jump_label call.
11818 * flow.c (find_sub_basic_blocks): Likewise.
11819 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11820 jump_back_p): Kill.
11821 (mark_all_labels): Kill second parameter.
11822 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11823 (rebuild_jump_labels, jump_optimize_minimal): Update call
11824 of jump_optimize_1.
11825 (jump_optimize_1): Kill crossjumping code.
11826 (mark_jump_label): Kill cross_jump parameter.
11827 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11828 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11829 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11831 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11833 (dump_file_info): Likewise.
11834 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11835 reorganize passes to do reg-stack first, bb-reorder second.
11836 * invoke.texi (-d letters doc): Remove the jump2 pass.
11838 2001-07-14 Richard Henderson <rth@redhat.com>
11840 * ifcvt.c (find_cond_trap): New.
11841 (find_if_header): Call it.
11842 (merge_if_block): Relax existing jump sanity check.
11843 * jump.c (jump_optimize_1): Remove conditional trap handling.
11845 2001-07-14 Alan Modra <amodra@bigpond.net.au>
11847 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
11849 (insn_refs_are_delayed): Correct comment.
11850 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
11851 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
11852 instead of r31. Make associated insn !TARGET_64BIT, and
11853 provide an additional 64-bit insn that clobbers r2.
11854 (divsi3): Likewise.
11855 (udivsi3): Likewise.
11856 (modsi3): Likewise.
11857 (umodsi3): Likewise.
11859 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
11861 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
11863 * flow.c (redirect_edge_and_branch_force, split_edge,
11864 try_crossjump_to_edge): Use set_block_for_new_insns.
11865 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
11867 2001-07-13 H.J. Lu (hjl@gnu.org)
11869 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
11872 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11874 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
11876 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
11878 * c-common.c (decl_attributes): Take a pointer to the node to
11879 which attributes are to be attached, and a flags argument.
11880 * c-common.h (enum attribute_flags): New.
11881 (decl_attributes): Update prototype.
11882 * c-decl.c (start_decl, push_parm_decl, finish_struct,
11883 finish_enum, start_function): Update calls to decl_attributes.
11884 * c-parse.in (component_declarator, component_notype_declarator,
11885 label): Update calls to decl_attributes.
11887 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
11889 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
11890 * config/avr/avr.c (legitimate_address_p): Return value changed
11891 from letter to register classes. For better debugging.
11893 2001-07-13 Kazu Hirata <kazu@hxi.com>
11895 * jump.c (reversed_comparison_code_parts): Fix comment typos.
11897 2001-07-13 H.J. Lu (hjl@gnu.org)
11899 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
11901 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
11903 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
11904 correctly for shared configurations.
11905 * config/t-libgcc-pic: New.
11906 * config/{i386,m68k,sparc}/t-openbsd: New.
11907 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
11908 Support -shared. Support debugging libraries with -g.
11909 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
11910 frame information does not emit pointer diffs.
11911 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
11912 emit pointer diffs.
11914 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11916 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
11918 2001-07-13 David Edelsohn <edelsohn@gnu.org>
11920 * combine.c (try_combine): Ensure const_int pow2 is positive.
11922 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
11924 * config.gcc: Add configuration for s/390.
11925 * config/s390/s390.c: New. Subroutines for code generation.
11926 * config/s390/s390.h: New. Definitions for s/390.
11927 * config/s390/s390-protos.h: New. Prototypes.
11928 * config/s390/linux.h: New. Definitions for linux for s/390.
11929 * config/s390/linux64.h: New. Definitions for linux for zSeries.
11930 * config/s390/t-linux: New. Makefile fragment.
11931 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
11932 * config/s390/fixdfdi.h: New. Fix L_fix*di.
11934 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
11936 * emit-rtl.c (try_split): Update mark_jump_label call.
11937 * flow.c (find_sub_basic_blocks): Likewise.
11938 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11939 jump_back_p): Kill.
11940 (mark_all_labels): Kill second parameter.
11941 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11942 (rebuild_jump_labels, jump_optimize_minimal): Update call
11943 of jump_optimize_1.
11944 (jump_optimize_1): Kill crossjumping code.
11945 (mark_jump_label): Kill cross_jump parameter.
11946 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11947 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11948 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11950 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11952 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11953 reorganize passes to do reg-stack first, bb-reorder second.
11954 * invoke.texi (-d letters doc): Remove the jump2 pass.
11956 2001-07-12 Steve Ellcey <sje@cup.hp.com>
11958 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
11960 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11962 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
11964 (verify_flow_info): Make diagnostics prettier.
11966 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
11968 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
11970 * flow.c (outgoing_edges_match): Return early if condition reversal
11973 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
11975 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
11976 (mips_move_2words): When splitting a move into two instructions,
11977 prefix the second address operand with '%D'.
11979 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
11981 * Makefile.in (final.o): Depend on debug.h.
11982 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
11983 (dbx_debug_hooks): Add new hooks.
11984 (xcoff_debug_hooks): New.
11985 * debug.c (debug_nothing_file_int_int): New.
11986 (do_nothing_debug_hooks): Update.
11987 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
11988 (debug_nothing_file_int_int): New.
11989 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
11990 static, update prototype.
11991 (dwarf2_debug_hooks): Update.
11992 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
11993 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
11994 static, update prototype.
11995 (dwarf_debug_hooks): Update.
11996 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
11997 * final.c: Include debug.h.
11998 (final_scan_insn): Use debug hooks when beginning and ending blocks.
11999 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
12000 static, update prototype.
12001 (sdb_debug_hooks): Update.
12002 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
12003 * toplev.c: Distinguish between xcoff and dbx.
12005 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
12006 Call all debug hooks, not just dwarf ones.
12008 2001-07-11 Timothy Wall <twall@redhat.com>
12010 * config.gcc: Add configuration for AIX5/IA64.
12011 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
12012 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
12013 support prefix/suffix code.
12014 * config/ia64/t-aix: New. Makefile fragment.
12015 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
12017 2001-07-11 Kazu Hirata <kazu@hxi.com>
12019 * recog.c (validate_change): Fix a comment typo.
12021 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
12023 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
12024 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
12026 * dbxout.c (dbx_debug_hooks): Add new hooks.
12027 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
12029 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
12031 * dbxout.h (dbxout_start_new_source_file,
12032 dbxout_resume_previous_source_file): Delete.
12033 * debug.c (do_nothing_debug_hooks): Add new hooks.
12034 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
12035 (debug_nothing_int_charstar, debug_nothing_int): New.
12036 * debug.h (gcc_debug_hooks): New hooks define, undef,
12037 start_source_file and end_source_file.
12038 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
12039 (debug_nothing_int_charstar, debug_nothing_int): New.
12040 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
12041 the conditionally compiled section.
12042 (dwarf2out_start_source_file, dwarf2out_end_source_file,
12043 dwarf2out_define, dwarf2out_undef): Make static.
12044 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
12045 dwarf2out_define, dwarf2out_undef): Remove.
12046 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
12047 (dwarfout_start_source_file, dwarfout_end_source_file,
12048 dwarfout_define, dwarfout_undef): Make static.
12049 (dwarfout_start_source_file_check,
12050 dwarfout_end_source_file_check): New.
12051 (dwarfout_define, dwarfout_finish): Update.
12052 * dwarfout.h (dwarfout_start_new_source_file,
12053 dwarfout_resume_previous_source_file, dwarfout_define,
12054 dwarfout_undef): Remove.
12055 * sdbout.c (sdb_debug_hooks): Add new hooks.
12056 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
12058 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
12059 make static, take an arg.
12060 * sdbout.h (sdbout_start_new_source_file,
12061 sdbout_resume_previous_source_file): Delete.
12062 * toplev.c (debug_start_source_file, debug_end_source_file,
12063 debug_define, debug_undef): Delete.
12064 * toplev.h (debug_start_source_file, debug_end_source_file,
12065 debug_define, debug_undef): Delete.
12067 * java/jcf-parse.c: Include debug.h.
12068 (parse_class_file): Update to use debug hooks directly.
12069 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
12071 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12073 * alias.c (set_mem_alias_set): New function.
12074 * rtl.h (set_mem_alias_set): Declare it.
12075 * builtins.c (expand_builtin_return_addr): Call it instead of
12076 using MEM_ALIAS_SET accessor.
12077 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
12078 (get_memory_rtx, expand_builtin_va_arg): Likewise.
12079 (expand_builtin_va_copy):Likewise.
12080 * caller-save.c (setup_save_areas): Likewise.
12081 * calls.c (compute_argument_addresses): Likewise.
12082 * explow.c (set_mem_attributes): Likewise.
12083 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
12084 (expand_assignment, store_constructor_field, store_field): Likewise.
12085 (expand_expr_unaligned): Likewise.
12086 * function.c (assign_stack_temp_for_type): Likewise.
12087 (put_reg_into_stack, gen_mem_addressof): Likewise.
12088 * ifcvt.c (noce_try_cmove_arith): Likewise.
12089 * reload1.c (reload, alter_reg): Likewise.
12090 * config/alpha/alpha.c (get_aligned_mem): Likewise.
12091 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
12092 (alpha_expand_unaligned_store): Likewise
12093 (alpha_expand_unaligned_load_words): Likewise.
12094 (alpha_expand_unaligned_store_words): Likewise.
12095 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
12096 (alpha_expand_epilogue): Likewise.
12097 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
12098 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
12099 * config/i386/i386.c (legitimize_pic_address): Likewise.
12100 * config/i960/i960.c (setup_incoming_varargs): Likewise.
12101 * config/ia64/ia64.c (spill_restore_mem): Likewise.
12102 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
12103 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
12104 * config/mips/mips.c (mips_va_arg): Likewise.
12105 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
12106 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
12107 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12108 (setup_incoming_varargs, rs6000_va_arg): Likewise.
12109 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
12110 (rs6000_emit_epilogue): Likewise.
12111 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
12112 * config/sparc/sparc.c (sparc_va_arg): Likewise.
12113 * config/v850/v850.c (v850_va_arg): Likewise.
12115 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
12117 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
12118 when fallthru edge is present.
12119 (mege_blocks): Handle case where creation of jump insn
12122 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
12123 CLEANUP_POST_REGSTACK): New constants.
12124 * except.c (finish_eh_generation): Update call of cleanup_cfg,
12125 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
12126 * output.h (cleanup_cfg): Update prototype.
12127 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
12128 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
12129 cleanup_cfg call; kill missleading comment.
12130 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
12131 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
12132 parameter; control optimizations performed using it.
12133 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
12134 try_crossjump_bb): New functions.
12136 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
12138 * pa.c (pa_output_function_prologue): Delete prototype. Make function
12140 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
12141 pa_output_function_prologue.
12142 * pa-protos.h (pa_output_function_prologue): New prototype.
12144 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
12146 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
12147 and low to get correct sign extension in low+high test.
12149 2001-07-11 Janis Johnson <janis@us.ibm.com>
12151 * gcov.c (arcdata): Use gcov_type to fix branch percentage
12152 for large hit count.
12154 * profile.c (branch_prob): Fix .bbg info for computed gotos
12157 2001-07-11 Mark Mitchell <mark@codesourcery.com>
12159 * stmt.c (parse_output_constraint): New function, split out
12161 (expand_asm_operands): ... here. Use parse_output_constraint.
12162 * tree.h (parse_output_constraint): Declare it.
12164 2001-07-11 Richard Henderson <rth@redhat.com>
12166 * bitmap.c: Comment some functions; fiddle whitespace.
12167 (bitmap_free): Don't export.
12168 (bitmap_element_allocate): Use memset.
12169 * bitmap.h (bitmap_free): Don't declare.
12171 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
12173 * gcse.c, lcm.c, sched-deps.c:
12174 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
12176 * flow.c (flow_loops_find): Free dom if we found no loops, since
12177 we aren't going to save it.
12179 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
12182 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
12184 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
12186 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12188 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
12189 #ifndef DWARF2_DEBUGGING_INFO.
12191 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
12193 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
12195 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
12197 * config/mips/mips.c (gen_int_relational): Tell the caller not to
12198 reverse a branch if a NE comparison is implemented with GTU.
12200 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
12201 H.J. Lu <hjl@gnu.org>
12203 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
12204 constant addresses.
12205 (call_internal2): Likewise.
12206 (call_value_internal1): Likewise.
12207 (call_value_internal2): Likewise.
12208 (call_value_multiple_internal1): Likewise.
12209 (call_value_multiple_internal2): Likewise.
12211 2001-07-10 Kazu Hirata <kazu@hxi.com>
12213 * calls.c (emit_library_call_value_1): Fix a comment typo.
12214 * dwarf2out.c (mem_loc_descriptor): Likewise.
12215 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
12217 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
12219 * simplify-rtx.c (simplify_subreg): Fix typo in comment
12221 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12223 * recog.c (offsettable_address_p): Handle LO_SUM case.
12224 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
12225 instead of plus_constant.
12227 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12229 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
12230 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
12232 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12234 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
12235 adjust_address_nv instead of plus_constant.
12237 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
12239 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
12240 dwarf2out.o): Depend on debug.h, wrap long lines.
12241 * dbxout.c: Include debug.h.
12242 (dbx_debug_hooks): New.
12243 (dbxout_init): Make static, take just 2 args.
12244 (dbxout_finish): Make static.
12245 * dbxout.h (dbxout_init, dbxout_finish): Delete.
12246 * debug.c: New file.
12247 * debug.h: New file.
12248 * dwarf2out.c: Include debug.h.
12249 (dwarf2_debug_hooks): New.
12250 (dwarf2out_init): Make static.
12251 (dwarf2out_finish): Make static, take 2 args.
12252 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
12253 * dwarfout.c: Include debug.h.
12254 (dwarf_debug_hooks): New.
12255 (dwarfout_init): Make static.
12256 (dwarfout_finish): Make static, take 2 args.
12257 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
12258 * sdbout.c: Include debug.h.
12259 (sdb_debug_hooks): New.
12260 (sdbout_init): Make static, take 2 args.
12261 * sdbout.h (sdbout_init): Delete.
12262 * toplev.c: Include debug.h.
12263 (debug_hooks): New.
12264 (compile_file): Set deubg_hooks based on command line options.
12265 Use the hooks unconditionally rather than conditional compilation.
12267 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
12269 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
12270 first_insn_after_basic_block_note instead.
12272 * df.c (df_bb_refs_unlink): #if 0 out for now.
12274 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
12276 * ssa.h: Add prototype for ssa_const_prop
12277 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
12278 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
12279 (ssa_fast_dce): Remove unused variable
12281 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
12283 * diagnostic.c (finish_diagnostic): Rename to
12284 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
12287 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
12289 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
12292 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
12293 (dump_file): Only pad the demangled name with spaces if the
12294 mangled name was padded with spaces.
12296 2001-07-10 Bernd Schmidt <bernds@redhat.com>
12298 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
12301 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12303 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
12304 extraction if no direct load if either EXPAND_CONST_ADDRESS or
12305 EXPAND_INITIALIZER.
12307 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
12308 whether can put offset inside LO_SUM to check mode alignment, not size.
12310 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
12312 * doc/tm.texi (Misc): Fix thinko.
12314 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
12316 * regmove.c (replace_in_call_usage): Fix warnings.
12317 * sched-deps.c (add_dependence): Fix warnings.
12318 * simplify-rtx.c (simplify_subreg): Likewise.
12319 Return NULL_RTX instead of NULL.
12321 * reg-stack.c (emit_swap_insn): Eliminate warnings.
12322 (subst_asm_stack_regs): Likewise.
12324 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
12327 * dwarf2out.c (output_call_frame_info): Declare i as int.
12328 (build_abbrev_table): Declare n_alloc as int.
12329 (dwarf2out_finish): Initialize die.
12330 * except.c: Declare sjlj_funcdef_number as unsigned.
12331 (connect_post_landing_pads): Declare j as unsigned.
12332 (convert_to_eh_region_ranges): Initialize call_site.
12333 (output_function_exception_table): Initialize tt_format_size.
12334 * expr.c (move_by_pieces_1): Initialize to1.
12335 (store_constructor): Initialize minelt and maxelt.
12336 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
12337 * function.c (instantiate_decls): Avoid signed/unsigned warning.
12339 * c-decl.c (combine_parm_decls): Unused, remove.
12340 * c-tree.h: Remove prototype for combine_parm_decls.
12342 * reload.c (push_reload): Fix warning.
12343 (regno_clobbered_p): Likewise.
12344 * reload1.c (replace_pseudos_in_call_usage): Likewise.
12345 (reload_combine): Likewise.
12347 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
12348 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
12350 * bitmap.c (bitmap_operation): Change user.
12351 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
12353 2001-07-10 Eric Christopher <echristo@redhat.com>
12355 * config/mips/mips.c (override_options): Fix typo.
12357 2001-07-09 Stan Shebs <shebs@apple.com>
12359 * target.h (struct gcc_target): New fields init_builtins and
12361 * target-def.h (TARGET_INIT_BUILTINS): New macro.
12362 (TARGET_EXPAND_BUILTIN): New macro.
12363 (TARGET_INITIALIZER): Add them.
12364 * builtins.c: Include target.h.
12365 (expand_builtin): Use targetm.expand_builtin.
12366 (default_init_builtins): New function.
12367 (default_expand_builtin): New function.
12368 * expr.h (default_init_builtins): Declare.
12369 (default_expand_builtin): Declare.
12370 * c-common.c (c_common_nodes_and_builtins): Use
12371 targetm.init_builtins.
12372 * defaults.h (MD_INIT_BUILTINS): Remove.
12373 * Makefile.in (builtins.o): Depend on target.h.
12375 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
12376 (TARGET_EXPAND_BUILTIN): Define.
12377 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
12378 (MD_EXPAND_BUILTIN): Remove.
12380 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
12381 (TARGET_EXPAND_BUILTIN): Define.
12382 (c4x_init_builtins): Make endlink arg a local.
12383 (c4x_print_operand): Fix typos in adjust_address usages.
12384 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
12385 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
12386 (MD_EXPAND_BUILTIN): Remove.
12388 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
12389 (TARGET_EXPAND_BUILTIN): Define.
12390 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
12391 (ix86_init_builtins): Call new function only if TARGET_MMX.
12392 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
12393 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
12394 (MD_EXPAND_BUILTIN): Remove.
12396 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
12397 (TARGET_EXPAND_BUILTIN): Define.
12398 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
12399 (MD_EXPAND_BUILTIN): Remove.
12401 * doc/tm.texi: Document these changes.
12403 2001-07-09 Diego Novillo <dnovillo@redhat.com>
12405 * basic-block.h (tree_node): Forward declare if needed.
12406 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
12407 (BLOCK_HEAD_TREE): Define.
12408 (BLOCK_END_TREE): Define.
12409 (struct loops): Rename field 'tree' to 'tree_root'.
12410 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
12412 (flow_loops_tree_build): Rename reference to field 'tree' to
12414 (flow_loops_level_compute): Ditto.
12415 * predict.c (estimate_bb_frequencies): Ditto.
12416 * tree.h (struct tree_common): Add field 'aux'.
12418 2001-07-09 Stan Shebs <shebs@apple.com>
12420 * config/darwin.c (darwin_encode_section_info): Don't mark any
12421 DECL_EXTERNAL node as defined.
12423 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
12425 * pa.c (pa_init_machine_status, pa_mark_machine_status,
12426 pa_free_machine_status, hppa_init_pic_save): Delete.
12427 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
12428 (hppa_profile_hook): Use hppa_pic_save_rtx.
12429 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
12430 hppa_init_pic_save): Delete.
12431 (hppa_pic_save_rtx): Declare.
12432 * pa.md (call, call_value, sibcall, sibcall_value,
12433 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
12435 2001-07-09 Kazu Hirata <kazu@hxi.com>
12437 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
12438 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
12440 2001-07-09 Andreas Jaeger <aj@suse.de>
12442 * output.h: Add declaration of final_forward_branch_p.
12444 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
12446 * varray.c: Include errors.h for internal_error and trim_filename
12449 * Makefile.in (varray.o): Add errors.h.
12451 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
12453 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
12454 * optabs.c (have_add2_insn): Check whether the add insn chosen
12455 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
12456 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
12458 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
12460 * Makefile.in (OBJS): Add ssa-ccp.o
12461 (ssa-ccp.o): Add dependencies.
12462 * toplev.c (DFI_ssa_ccp): New dump file enum.
12463 (dump_file): Add entry for dumping after SSA CCP.
12464 (flag_ssa_ccp): New flag variable.
12465 (f_options): Add -fssa-ccp.
12466 (rest_of_compilation): Run SSA CCP if requested.
12467 * timevar.def (TV_SSA_CCP): New timevar.
12468 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
12469 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
12470 Fix minor typo in SSA DCE documentation.
12471 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
12472 Add documentation for new dump option. Renumber dump files
12475 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12477 * emit-rtl.c (gen_highpart_mode): New.
12478 * rtl.h (gen_highpart_mode): Declare.
12479 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
12480 operand can be VOIDmode constant.
12482 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
12484 * flow.c (redirect_edge_and_branch_force): New.
12485 (can_fallthru): Ensure that basic blocks are succeeding.
12486 (try_optimize_cfg): Do not delete basic block if it is the last one.
12488 * flow.c (try_redirect_by_replacing_jump): Do not remove
12489 jumps with side effects, unlink chain on fallthru edge;
12490 set block for new jump instruction; avoid basic block to
12491 over by line number note.
12493 * flow.c (try_simplify_condjump): Verify that the condjump
12494 is not always falling through.
12497 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12499 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12500 (try_redirect_by_replacing_jump): Update properly the count
12501 and frequency information.
12503 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12505 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
12506 address that is a LO_SUM specially.
12507 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
12509 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
12511 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
12512 (operand_subword): Use them.
12513 (change_address_1): Renamed from change_address; new arg VALIDATE.
12514 * expr.h: Reflect above changes; change_address now macro.
12515 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
12517 * cselib.c (add_mem_for_addr): Likewise.
12518 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
12519 * regmove.c (try_apply_stack_adjustment): Likewise.
12520 * reload.c (push_reload, make_memloc): Likewise.
12521 * reload1.c (eliminate_regs): Likewise.
12522 * simplify-rtx.c (simplify_replace_rtx): Likewise.
12523 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
12525 * combine.c (make_extraction, simplify_shift_const): Likewise.
12526 (gen_lowpart_for_combine): Likewise.
12527 * cse.c (gen_lowpart_if_possible): Likewise.
12528 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
12529 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
12530 * optabs.c (gen_move_insn): Likewise.
12531 * reload1.c (alter_reg): Likewise.
12532 * simplify-rtx.c (simplify_subreg): Likewise.
12533 * stmt.c (expand_anon_union_decl): Likewise.
12534 * recog.c (validate_replace_rtx_1): Likewise.
12536 * Makefile.in (recog.o): Add $(EXPR_H).
12537 * explow.c (stabilize): Call replace_equiv_address.
12538 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
12539 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
12541 2001-07-03 Andrew Haley <aph@redhat.com>
12543 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
12544 the mode of the memory location.
12546 2001-07-09 Bo Thorsen <bo@suse.co.uk>
12548 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
12550 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
12552 * final.c (output_addr_const): Use target opening and
12553 closing parentheses.
12554 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
12555 defaults, add to TARGET_ASM_OUT.
12556 * target.h (struct gcc_target): Add open_paren and close_paren.
12557 * doc/md.texi: Update.
12558 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
12559 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
12560 TARGET_ASM_CLOSE_PAREN.
12561 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12563 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12565 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
12566 * config/a29k/a29k.h: Similarly.
12567 * config/alpha/alpha.h: Similarly.
12568 * config/arc/arc.h: Similarly.
12569 * config/arm/aof.h: Similarly.
12570 * config/arm/aout.h: Similarly.
12571 * config/avr/avr.h: Similarly.
12572 * config/c4x/c4x.h: Similarly.
12573 * config/clipper/clipper.h: Similarly.
12574 * config/convex/convex.h: Similarly.
12575 * config/d30v/d30v.h: Similarly.
12576 * config/dsp16xx/dsp16xx.h: Similarly.
12577 * config/elxsi/elxsi.h: Similarly.
12578 * config/fr30/fr30.h: Similarly.
12579 * config/h8300/h8300.h: Similarly.
12580 * config/i370/i370.h: Similarly.
12581 * config/i386/i386.h: Similarly.
12582 * config/i860/i860.h: Similarly.
12583 * config/i960/i960.h: Similarly.
12584 * config/ia64/ia64.h: Similarly.
12585 * config/m32r/m32r.h: Similarly.
12586 * config/m68hc11/m68hc11.h: Similarly.
12587 * config/m68k/m68k.h: Similarly.
12588 * config/m88k/m88k.h: Similarly.
12589 * config/mcore/mcore.h: Similarly.
12590 * config/mips/mips.h: Similarly.
12591 * config/mn10200/mn10200.h: Similarly.
12592 * config/mn10300/mn10300.h: Similarly.
12593 * config/ns32k/ns32k.h: Similarly.
12594 * config/pa/pa.h: Similarly.
12595 * config/pdp11/pdp11.h: Similarly.
12596 * config/pj/pj.h: Similarly.
12597 * config/romp/romp.h: Similarly.
12598 * config/rs6000/rs6000.h: Similarly.
12599 * config/sh/sh.h: Similarly.
12600 * config/sparc/sparc.h: Similarly.
12601 * config/v850/v850.h: Similarly.
12602 * config/vax/vax.h: Similarly.
12603 * config/we32k/we32k.h: Similarly.
12605 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
12607 * doc/c-tree.texi: Document representation of attributes.
12609 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12611 * doc/tm.texi: Update some places for the rename of target to
12614 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12616 * target.h (struct gcc_target): Add insert_attributes.
12617 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
12618 (TARGET_INITIALIZER): Update.
12619 * tree.c, tree.h (default_insert_attributes): New function.
12620 Update comments on other default functions to refer to targetm,
12622 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
12623 TARGET_INSERT_ATTRIBUTES.
12624 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
12625 * c-common.c (decl_attributes): Use targetm.insert_attributes.
12626 Don't use PRAGMA_INSERT_ATTRIBUTES.
12627 * Makefile.in (c-common.o): Depend on $(TARGET_H).
12628 * c-decl.c (start_decl, start_function): Don't call
12629 SET_DEFAULT_DECL_ATTRIBUTES.
12630 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12631 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
12633 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
12634 (c4x_check_attribute): Avoid modifying attribute list itself.
12635 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
12637 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
12638 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
12640 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
12641 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
12643 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12644 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
12646 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
12647 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
12648 Adjust parameters. Make static.
12650 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12652 * c-common.c (decl_attributes): Only take a single attributes
12654 * c-common.h (decl_attributes): Update prototype.
12655 * c-decl.c (start_decl, start_function): Only take a single
12656 attributes parameter. Update calls to decl_attributes.
12657 (finish_struct, finish_enum): Update calls to decl_attributes.
12658 (push_parm_decl): Expect unified list of attributes. Update call
12659 to decl_attributes.
12660 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
12661 notype_nested_function, component_declarator,
12662 component_notype_declarator, label): Update calls to
12664 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
12665 lists that are passed to push_parm_decl.
12666 * c-tree.h (start_function, start_decl): Update prototypes.
12667 * config/sh/sh-protos.h, config/sh/sh.c
12668 (sh_pragma_insert_attributes): Only take a single attributes
12670 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
12671 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
12672 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
12673 build_module_descriptor, generate_static_references,
12674 generate_strings, build_selector_translation_table,
12675 generate_descriptor_table, generate_protocols,
12676 generate_ivars_list, generate_dispatch_table,
12677 generate_protocol_list, generate_category,
12678 generate_shared_structures, really_start_method, add_objc_decls,
12679 generate_classref_translation_entry): Update calls to start_decl
12680 and start_function.
12681 (build_tmp_function_decl, start_method_def): Unify attribute lists
12682 that are passed to push_parm_decl.
12684 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
12686 * final.c (no_asm_to_stream): New.
12687 (final_scan_insn): Use target structures for prologue ends
12688 and epilogue starts.
12689 * output.h (no_asm_to_stream): New.
12690 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
12691 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
12692 (TARGET_ASM_OUT): Update.
12693 * target.h (struct gcc_target): New members function_end_prologue
12694 and function_begin_epilogue.
12695 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
12696 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
12697 * config/alpha/alpha.c (output_end_prologue): Rename to
12698 alpha_output_function_end_prologue. Use in target struct
12700 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
12701 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
12702 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
12703 ia64_output_function_end_prologue. Use in target struct
12705 (ia64_function_prologue, ia64_funciton_epilogue): Rename
12706 mistyped prototypes.
12707 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
12708 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
12710 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
12711 an use in target struct, make static.
12712 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
12715 2001-07-08 Richard Henderson <rth@redhat.com>
12717 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
12719 2001-07-08 Richard Henderson <rth@redhat.com>
12721 * config/i386/i386.md: Remove constraints strings from define_split
12722 and define_peephole2 patterns.
12723 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
12724 (eh_return): Use them.
12726 2001-07-08 Richard Henderson <rth@redhat.com>
12728 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
12729 Document MD_FALLBACK_FRAME_STATE_FOR.
12731 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12733 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
12734 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
12736 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
12738 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
12740 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
12741 of the label inside NAME as opposed to just the end of NAME.
12743 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
12745 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
12746 * config/alpha/alpha.c (alpha_init_machine_status,
12747 alpha_mark_machine_status, alpha_free_machine_status): Delete.
12748 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
12749 (vms_valid_decl_attribute_p): Make static, conditionally compile.
12750 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
12752 2001-07-06 Stan Shebs <shebs@apple.com>
12754 * target.h (targetm): Rename global from "target", so as not to
12755 conflict with local variables.
12757 * c-typeck.c: Ditto.
12760 * cp/decl.c: Ditto.
12761 * cp/decl2.c: Ditto.
12762 * cp/typeck.c: Ditto.
12763 * 1750a/1750a.c: Ditto.
12764 * a29k/a29k.c: Ditto.
12765 * arc/arc.c: Ditto.
12766 * arm/arm.c: Ditto.
12767 * avr/avr.c: Ditto.
12768 * clipper/clipper.c: Ditto.
12769 * convex/convex.c: Ditto.
12770 * d30v/d30v.c: Ditto.
12771 * dsp16xx/dsp16xx.c: Ditto.
12772 * elxsi/elxsi.c: Ditto.
12773 * fr30/fr30.c: Ditto.
12774 * h8300/h8300.c: Ditto.
12775 * i370/i370.c: Ditto.
12776 * i386/i386.c: Ditto.
12777 * i860/i860.c: Ditto.
12778 * i960/i960.c: Ditto.
12779 * ia64/ia64.c: Ditto.
12780 * m32r/m32r.c: Ditto.
12781 * m68hc11/m68hc11.c: Ditto.
12782 * m68k/m68k.c: Ditto.
12783 * m88k/m88k.c: Ditto.
12784 * mips/mips.c: Ditto.
12785 * ns32k/ns32k.c: Ditto.
12787 * pdp11/pdp11.c: Ditto.
12788 * romp/romp.c: Ditto.
12789 * rs6000/rs6000.c: Ditto.
12791 * sparc/sparc.c: Ditto.
12792 * vax/vax.c: Ditto.
12793 * we32k/we32k.c: Ditto.
12794 * doc/tm.texi: Update the manual to match.
12796 2001-07-06 Richard Henderson <rth@redhat.com>
12798 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
12799 DWARF2_UNWIND_INFO not just whether it is defined.
12801 2001-07-06 Diego Novillo <dnovillo@redhat.com>
12803 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
12804 call to simplify_binary_operation returns a new pattern.
12806 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
12808 * glimits.h (__SHRT_MAX__): New.
12809 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
12810 (SHRT_MAX): Define in terms of __SHRT_MAX__.
12812 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
12814 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
12817 2001-07-06 Richard Henderson <rth@redhat.com>
12819 * bitmap.c (bitmap_release_memory): Move adjacent to the
12820 allocation functions.
12821 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
12822 the implementation. Binary search for the set bit.
12823 (bitmap_union_of_diff): Allocate the temporary on the stack
12824 instead of using xmalloc.
12826 2001-07-06 Richard Henderson <rth@redhat.com>
12828 * genrecog.c (validate_pattern): Warn for constraints in
12829 define_{expand,split,peephole2}. Remove strict_low_part
12830 before looking up match_dup.
12832 2001-07-06 DJ Delorie <dj@redhat.com>
12834 * doc/gcc.texi (Makefile): Rename to be a more general purpose
12835 chapter about various build hints and history. Add section
12836 talking about the various types of native and cross builds.
12838 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
12840 * Makefile.in (final.o): Depend on target.h.
12841 * final.c: Include target.h.
12842 (default_function_pro_epilogue): New.
12843 (final_start_function): Use target structure for function prologues.
12844 (final_end_function): Use target structure for function epilogues.
12845 * fold-const.c (real_hex_to_f): Constify s and p.
12846 * output.h (default_function_pro_epilogue): New.
12847 * real.h (real_hex_to_f): Update prototype.
12848 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
12849 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
12850 (TARGET_INITIALIZER): Update.
12851 * target.h (gcc_target): Add struct asm_out.
12852 * doc/tm.texi: Update.
12855 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
12856 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
12857 in cpu/cpu.c, or rename old functions consistently. Take
12858 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
12859 redundant macros and prototypes. Make new functions static.
12861 * 1750a/1750a.c: Similarly.
12862 * 1750a/1750a.h: Similarly.
12863 * a29k/a29k-protos.h: Similarly.
12864 * a29k/a29k.c: Similarly.
12865 * a29k/a29k.h: Similarly.
12866 * arc/arc-protos.h: Similarly.
12867 * arc/arc.c: Similarly.
12868 * arc/arc.h: Similarly.
12869 * arm/arm-protos.h: Similarly.
12870 * arm/arm.c: Similarly.
12871 * arm/arm.h: Similarly.
12872 * avr/avr-protos.h: Similarly.
12873 * avr/avr.c: Similarly.
12874 * avr/avr.h: Similarly.
12875 * clipper/clipper-protos.h: Similarly.
12876 * clipper/clipper.c: Similarly.
12877 * clipper/clipper.h: Similarly.
12878 * convex/convex.c: Similarly.
12879 * convex/convex.h: Similarly.
12880 * d30v/d30v-protos.h: Similarly.
12881 * d30v/d30v.c: Similarly.
12882 * d30v/d30v.h: Similarly.
12883 * d30v/d30v.md: Similarly.
12884 * dsp16xx/dsp16xx-protos.h: Similarly.
12885 * dsp16xx/dsp16xx.c: Similarly.
12886 * dsp16xx/dsp16xx.h: Similarly.
12887 * elxsi/elxsi.c: Similarly.
12888 * elxsi/elxsi.h: Similarly.
12889 * fr30/fr30.c: Similarly.
12890 * fr30/fr30.md: Similarly.
12891 * h8300/h8300-protos.h: Similarly.
12892 * h8300/h8300.c: Similarly.
12893 * h8300/h8300.h: Similarly.
12894 * i370/i370-protos.h: Similarly.
12895 * i370/i370.c: Similarly.
12896 * i370/i370.h: Similarly.
12897 * i386/i386.c: Similarly.
12898 * i386/osf1elf.h: Similarly.
12899 * i386/osfrose.h: Similarly.
12900 * i860/i860-protos.h: Similarly.
12901 * i860/i860.c: Similarly.
12902 * i860/i860.h: Similarly.
12903 * i960/i960-protos.h: Similarly.
12904 * i960/i960.c: Similarly.
12905 * i960/i960.h: Similarly.
12906 * ia64/ia64-protos.h: Similarly.
12907 * ia64/ia64.c: Similarly.
12908 * ia64/ia64.h: Similarly.
12909 * m32r/m32r-protos.h: Similarly.
12910 * m32r/m32r.c: Similarly.
12911 * m32r/m32r.h: Similarly.
12912 * m68hc11/m68hc11-protos.h: Similarly.
12913 * m68hc11/m68hc11.c: Similarly.
12914 * m68hc11/m68hc11.h: Similarly.
12915 * m68k/crds.h: Similarly.
12916 * m68k/dpx2.h: Similarly.
12917 * m68k/m68k-protos.h: Similarly.
12918 * m68k/m68k.c: Similarly.
12919 * m68k/m68k.h: Similarly.
12920 * m68k/news.h: Similarly.
12921 * m88k/m88k-protos.h: Similarly.
12922 * m88k/m88k.c: Similarly.
12923 * m88k/m88k.h: Similarly.
12924 * mips/mips-protos.h: Similarly.
12925 * mips/mips.c: Similarly.
12926 * mips/mips.h: Similarly.
12927 * ns32k/merlin.h: Similarly.
12928 * ns32k/ns32k.c: Similarly.
12929 * ns32k/ns32k.h: Similarly.
12930 * ns32k/tek6000.h: Similarly.
12931 * pa/pa-protos.h: Similarly.
12932 * pa/pa.c: Similarly.
12933 * pa/pa.h: Similarly.
12934 * pdp11/2bsd.h: Similarly.
12935 * pdp11/pdp11-protos.h: Similarly.
12936 * pdp11/pdp11.c: Similarly.
12937 * pdp11/pdp11.h: Similarly.
12938 * romp/romp-protos.h: Similarly.
12939 * romp/romp.c: Similarly.
12940 * romp/romp.h: Similarly.
12941 * rs6000/rs6000-protos.h: Similarly.
12942 * rs6000/rs6000.c: Similarly.
12943 * rs6000/rs6000.h: Similarly.
12944 * rs6000/sysv4.h: Similarly.
12945 * sh/sh-protos.h: Similarly.
12946 * sh/sh.c: Similarly.
12947 * sh/sh.h: Similarly.
12948 * sparc/sparc-protos.h: Similarly.
12949 * sparc/sparc.c: Similarly.
12950 * sparc/sparc.h: Similarly.
12951 * vax/vax.c: Similarly.
12952 * vax/vax.h: Similarly.
12953 * vax/vms.h: Similarly.
12954 * we32k/we32k.c: Similarly.
12955 * we32k/we32k.h: Similarly.
12957 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
12959 * basic-block.h (first_insn_after_basic_block_note): Declare.
12960 * flow.c (first_insn_after_basic_block_note): Define. Moved
12962 * ssa.c (first_insn_after_basic_block_note): Remove.
12963 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
12965 (ssa_eliminate_dead_code): Properly update the CFG and PHI
12966 nodes when we find a dead conditional branch. Insert BARRIERs
12967 after any blocks with no successors, but which do not have
12970 2001-07-06 Zack Weinberg <zackw@stanford.edu>
12972 * varray.c (varray_check_failed): Use internal_error.
12974 2001-07-05 Andrew Haley <aph@redhat.com>
12976 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
12977 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
12978 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
12980 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
12982 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
12983 reference if the target constant is also a SYMBOL_REF.
12985 2001-07-05 Eric Christopher <echristo@redhat.com>
12987 * config/mips/mips.h (MASK_MIPS3900): Remove.
12988 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
12989 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
12990 (TARGET_MIPS3900): Change to use mips_arch.
12991 (TARGET_MIPS4000): New.
12992 (TARGET_MIPS4100): New.
12993 (TARGET_MIPS4300): New.
12994 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
12995 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
12997 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
12998 (ISA_HAS_BRANCHLIKELY): To here.
12999 (CC1_CPU_SPEC): New.
13000 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
13001 (mips_arch_string): Declare.
13002 (mips_arch): Declare.
13003 (TARGET_OPTIONS): Add -march and -mtune.
13005 * config/mips/mips.c (mips_arch_string): New.
13007 (override_options): Handle -march for codegen and -mtune
13008 for scheduling. Use mips_arch. Move tx39 target default here.
13009 (mips_parse_cpu): Move error message to override_options.
13011 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
13013 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
13015 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
13016 (MIPS Options): Ditto. Change mcpu entry to historical text.
13018 2001-07-05 H.J. Lu (hjl@gnu.org)
13020 * config/mips/mips.c (mips_parse_cpu): New function to parse
13023 2001-07-05 Jim Wilson <wilson@redhat.com>
13025 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
13026 * config/ia64/t-ia64: Likewise.
13027 (LIB1ASMFUNCS): Update comment.
13029 2001-07-05 David Edelsohn <edelsohn@gnu.org>
13031 * doc/install.texi (Install GCC: Binaries): Fix typo.
13033 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
13035 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
13036 reference using the stack pointer, adjust it since we push Y
13038 ("*ashrsi3"): Likewise.
13039 ("*lshrsi3"): Likewise.
13041 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
13043 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
13044 when -fomit-frame-pointer is used.
13046 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
13048 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
13049 (try_redirect_by_replacing_jump): Reverse updating properly the
13050 count and frequency information. Reverse removing cc0 setter.
13051 (forwarder_block_p): Reverse fixing for fallthru blocks.
13053 2001-07-05 DJ Delorie <dj@redhat.com>
13055 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
13056 (translate_options): If the above is defined, use it to map
13057 given options to new options.
13058 * doc/tm.texi: Document it.
13060 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
13061 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13063 * doc/invoke.texi (Optimize Options): Document that -fgcse may
13064 cause programs using computed gotos to run more slowly.
13066 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13068 * doc/install.texi (Specific): Markup, spelling and typo fixes.
13070 Consistently require binutils 2.11.2, not prereleases.
13071 (Specific, decstation-*): Canonicalize as mips-dec-*.
13072 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
13074 (Specific, m68k-altos): Removed reference to README.altos, deleted.
13075 (Specific, mips-*): Reword MIPS C compiler requirements.
13076 (Specific, powerpc*-*-*): New, mention --with-cpu once.
13077 (Specific, sunv5): Removed, obsolete.
13079 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
13081 * dwarf2out.c (output_loc_list): Use an all ones mask for
13082 .text asm output and don't rely on long long
13083 literals. Reformat some long lines.
13085 2001-07-05 Andreas Jaeger <aj@suse.de>
13087 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
13090 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
13092 * dwarf2out.c (dwarf2out_define): Update comment.
13093 (dwarf2out_undef): Ditto.
13094 (dwarf2out_start_source_file): Ditto.
13095 (dwarf2out_end_source_file): Ditto.
13096 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
13097 since we never call the start/end debug hook for the primary file.
13099 2001-07-04 Kazu Hirata <kazu@hxi.com>
13101 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
13104 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
13106 * cppinit.c (remove_dup_dirs): Inform if a system include
13107 directory is being reordered.
13108 * doc/invoke.texi (Directory Options): GCC warns if you hide a
13110 * doc/cpp.texi (Search Paths): Likewise.
13111 * doc/gcc.texi (Interoperation): Remove information about
13114 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
13116 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
13117 (VARRAY_TOP_CHAR_PTR): Likewise.
13119 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13121 * gcc.c (process_command): Don't assign elements of a const char*.
13123 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13125 * emit-rtl.c (change_address): Don't abort if invalid address while
13126 reload is in progress.
13128 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
13130 * c-lex.c (cb_file_change): Pass line number to
13131 debug_start_source_file.
13132 (cb_undefine): Pass correct line number to debug_undef.
13134 * toplev.c (debug_start_source_file): Add line number to
13135 parameters. Pass it along to dwarf2out_start_source_file.
13136 (decode_g_option): Stop resetting debug level back to normal when
13137 we change debug formats, unless the current level is
13138 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
13141 * toplev.h (debug_start_source_file): Add line number to
13144 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
13147 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
13149 Output debug_macinfo data for starting file if requested.
13150 (dwarf2out_end_source_file): Output debug_macinfo data for ending
13152 (dwarf2out_define): Output debug_macinfo data for defining a macro
13154 (dwarf2out_undef): Output debug_macinfo data for undefining a
13155 macro if requested.
13156 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
13157 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
13158 (macinfo_section_label): New. DWARF2 macro info section label.
13159 (dwarf2out_init): If we want macro info, output the start label
13161 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
13162 attribute to the compilation unit die pointing to the macro info.
13164 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
13166 * dwarf2out.c (new_loc_list): Move to inside #ifdef
13167 DWARF2_DEBUGGING_INFO.
13168 (add_loc_descr_to_loc_list): Ditto.
13169 (output_loc_list): Ditto.
13170 Also, fix thinko in curr not being initialized.
13171 (gen_internal_sym): Ditto.
13173 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13175 * emit-rtl.c (replace_equiv_address): New function.
13176 * expr.h (replace_equiv_address): New declaration.
13177 * explow.c (validize_mem): Call it instead of change_address and
13178 also call if -fforce-addr and address is constant.
13179 * expr.c: Replace more calls to change_address with adjust_address
13180 and/or replace_equiv_address or to validize_mem.
13181 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
13182 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
13183 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
13184 * config/i370/i370.md, config/i860/i860.md: Likewise.
13185 * config/i960/i960.md, config/mips/mips.c: Likewise.
13186 * config/mips/mips.md, config/pa/pa.md: Likewise.
13187 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
13188 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
13190 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13192 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
13194 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
13197 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
13199 * doc/include: New directory.
13200 * doc/fdl.texi: Move to doc/include/fdl.texi.
13201 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
13202 * doc/include/funding.texi, doc/include/gpl.texi: New files.
13203 * doc/gcc.texi: Use funding.texi and gpl.texi.
13204 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
13205 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
13206 Update dependencies and use -I $(docdir)/include.
13208 2001-07-04 Anthony Green <green@redhat.com>
13210 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
13212 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13214 * doc/install.texi (sparc64-*-*): Remove garbage.
13216 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
13218 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
13219 Fix typo in last change to use adjust_address.
13221 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13223 * doc/install.texi (Specific): Update information for *-*-solaris*.
13225 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13227 * explow.c (plus_constant_wide): Reinitialize Y for restart.
13229 2001-07-03 Stan Shebs <shebs@apple.com>
13231 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
13232 case for flag_no_mach_text_sections.
13233 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
13234 * config/darwin.c (flag_no_mach_text_sections): Remove.
13235 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
13237 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13239 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
13240 and avoid checking for constant as first operand.
13241 * recog.c (find_constant_term_loc): No longer static.
13242 (adj_offettable_operand): Delete.
13243 * rtl.h (adj_offsettable_operand): Delete declaration.
13244 (find_constant_term): Add declaration.
13245 * caller-save.c: Replace calls to adj_offsettable_operand with calls
13247 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
13248 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
13249 * config/i386/i386.c, config/i386/i386.md: Likewise.
13250 * config/i860/i860.c, config/i960/i960.c: Likewise.
13251 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
13252 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
13253 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
13254 * config/mips/mips.c, config/mips/mips.md: Likewise.
13255 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
13256 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
13257 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
13258 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
13259 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
13260 * config/ns32k/ns32k.md: Likewise.
13262 2001-07-03 Zack Weinberg <zackw@stanford.edu>
13264 * rtl.c (copy_rtx): Handle 'T' format letter.
13265 * gensupport.c (collect_insn_data): Likewise.
13266 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
13268 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
13270 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
13271 -B option. Use 'dir' not 'foo' as example directory name.
13273 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13275 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
13276 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
13278 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
13280 * doc/cppinternals.texi: Improve formatting and logical markup.
13282 2001-07-03 Andreas Jaeger <aj@suse.de>
13284 * Makefile.in (insn-recog.o): Add dependency on reload.h.
13286 * genrecog.c (write_header): Include reload.h for prototypes in
13289 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
13292 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
13293 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
13294 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
13295 i386_pe_valid_type_attribute_p): Add.
13296 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
13297 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
13299 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13301 * explow.c (plus_constant_wide, case LO_SUM): New case.
13302 (plus_constant_for_output_wide): Delete.
13303 * rtl.h (plus_constant_for_output): Delete.
13304 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
13305 instead of plus_constant_for_output.
13306 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
13307 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
13308 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
13309 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
13310 * config/sparc/sparc.md: Likewise.
13311 Convert some change_address calls to adjust_address.
13313 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
13315 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
13316 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
13317 documentation of -std and -Wwrite-strings.
13319 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
13321 * cse.c (canon_hash): Don't register registers in very small
13322 register classes, as extending their lifetime might cause
13325 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
13327 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
13329 * flow.c (forwarder_block_p): Fix for fallthru blocks.
13330 (try_redirect_by_replacing_jump): Update properly the count
13331 and frequency information.
13333 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
13335 * toplev.c (dump_file_index): Move SSA dumps just after first
13337 (dump_file): Corresponding changes.
13338 (rest_of_compilation): Move SSA path to just after the first
13340 * doc/gcc.texi (Passes): Update due to movement of SSA path.
13341 * doc/invoke.texi: Update dump file #s as they were completely
13342 out of date with reality.
13344 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
13346 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
13348 * expr.c (emit_move_insn_1): Deal with non-default
13351 * expr.c (emit_single_push_insn): Fix warning.
13353 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
13355 * expr.c (emit_move_insn_1): Avoid modifying
13356 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
13358 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13360 * emit-rtl.c (adjust_address): New function.
13361 * expr.h (adjust_address): Add declaration.
13362 * builtins.c: Replace some calls to change_address with calls to it
13363 or to validize_mem.
13364 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
13365 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
13366 * config/arm/arm.c, config/convex/convex.c: Likewise.
13367 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
13368 * config/i386/i386.c, config/i386/i386.md: Likewise.
13369 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
13370 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
13371 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
13372 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
13373 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
13375 2001-07-02 Jim Wilson <wilson@redhat.com>
13377 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
13379 2001-07-02 Steve Ellcey <sje@cup.hp.com>
13381 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
13382 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
13384 2001-07-02 Zack Weinberg <zackw@stanford.edu>
13386 * cppinit.c (lang_defaults): New table.
13387 (set_lang): Just read from lang_defaults into the live options
13390 2001-07-02 Zack Weinberg <zackw@stanford.edu>
13392 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
13393 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
13394 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
13396 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13398 * doc/install.texi: Various spelling and markup fixes.
13399 (Installing GCC): Component specific installation instructions are
13402 Warn about removing old install dir in the presence of shared libs.
13403 (Configuration): Invoke with options target to match configure
13405 Consistently refer to gas, gld pathnames.
13406 Invert --enable-multilib documentation.
13407 Remove references to old compiler versions.
13409 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13411 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
13413 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13415 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
13417 (Specific, mips*-sgi-irix5): Note IDO download.
13418 Reworded MIPS C hints.
13419 Use GNU as instead of GAS.
13421 Removed SGI Freeware reference, IRIX 6 only.
13422 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
13423 Note N64 library requirement/workaround.
13425 Complete list of structure passing bug victims.
13427 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13429 * doc/install.texi: Remove CVS Id.
13431 2001-07-02 Andreas Jaeger <aj@suse.de>
13433 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
13434 (find_inherently_necessary): Remove unused variable.
13436 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
13438 * c-common.h (TDI_inlined): New ast dump phase.
13439 (dump_flag_name): New function.
13440 * c-dump.c (dump_files): Add inlined phase.
13441 (dump_flag_name): Define.
13442 * doc/invoke.texi (-fdump-ast-inlined): Document.
13444 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13446 * stor-layout.c (layout_decl): Revert change to handling of alignment
13449 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13451 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
13454 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
13456 * doc/tm.texi (FUNCTION_ARG): Document that the last call
13459 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
13461 * tlink.c (recompile_files): Remove COMPILER_PATH and
13462 LIBRARY_PATH from the environment.
13464 2001-07-01 Zack Weinberg <zackw@stanford.edu>
13466 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
13467 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
13469 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
13471 * c-parse.in (OBJC_STRING): Kill.
13472 (objc_string): Decompose to [objc_string] '@' STRING.
13473 (reswords): Take the leading '@' off all the Objective C keywords.
13474 (objc_rid_sans_at): Kill.
13475 (init_reswords): Don't initialize it.
13476 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
13477 (_yylex): Kill reconsider label. Look ahead one token after
13478 an '@'; if we get an identifier, check whether it's an
13479 Objective C @-keyword. If so, return the keyword. Otherwise,
13480 put back the token and return the '@' as a terminal.
13482 * cpplib.c (lex_macro_node): Remove unnecessary check for
13483 leading '@' on identifier. Clarify control flow and commentary.
13485 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13487 * cse.c (new_label_ref): Variable deleted.
13488 (insert): Remove set of new_label_ref.
13489 (check_for_label_ref): New function.
13490 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
13492 See ChangeLog.5 for earlier changes.