1 2001-11-08 Zack Weinberg <zack@codesourcery.com>
3 * Makefile.in (.po.pox): Look both in srcdir and builddir
5 (po/$(PACKAGE).pot): Don't move-if-change the new potfile over
6 to the source directory.
8 2001-11-09 Ben Elliston <bje@redhat.com>
9 Michael Meissner <meissner@redhat.com>
10 Andrew MacLeod <amacleod@redhat.com>
11 Richard Henderson <rth@redhat.com>
12 Nick Clifton <nickc@redhat.com>
13 Catherine Moore <clm@redhat.com>
15 * m32r.c: Add support for m32rx processor.
19 * m32r-protos.h: Add prototypes for m32rx functions.
20 * doc/invoke.texi: Document -m32rx option.
22 2001-11-09 Jakub Jelinek <jakub@redhat.com>
24 * config/sparc/sparc.md (movdf): Avoid calling validize_mem during
27 2001-11-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
29 * doc/install.texi2html: Use $MAKEINFO --no-split.
31 2001-11-09 Andreas Schwab <schwab@suse.de>
33 * Makefile.in ($(HOST_PREFIX_1)rtl.o,
34 $(HOST_PREFIX_1)print-rtl.o, $(HOST_PREFIX_1)bitmap.o,
35 $(HOST_PREFIX_1)vfprintf.o, $(HOST_PREFIX_1)doprint.o,
36 $(HOST_PREFIX_1)strstr.o, $(HOST_PREFIX_1)errors.o,
37 $(HOST_PREFIX_1)ggc-none.o): Update dependencies.
39 2001-11-09 H.J. Lu <hjl@gnu.org>
41 * config/mips/mips.c (mips_output_function_prologues): Cast
42 `tsize' to long for output.
44 2001-11-09 Neil Booth <neil@daikokuya.demon.co.uk>
46 * c-lang.c (LANG_HOOKS_NAME): New.
47 (lang_hooks): Constify.
48 (c_init_options): Update.
49 (lang_identify): Remove.
50 * c-parse.in (language_string): Remove.
51 * dbxout.c: Include langhooks.h.
52 (dbxout_symbol_location): Update.
53 * dwarf2out.c: Include langhooks.h.
54 (gen_compile_unit_die): Update.
55 * dwarfout.c: Include langhooks.h.
56 (prototyped_attribute, output_compile_unit_die): Update.
57 * langhooks-def.h (LANG_HOOKS_NAME, LANG_HOOKS_IDENTIFIER_SIZE): New.
58 (LANG_HOOKS_INITIALIZER): Update.
59 * langhooks.h (struct lang_hooks): New members. Constify.
60 * stringpool.c: Don't include toplev.h.
61 (set_identifier_size): Remove.
62 * toplev.c (toplev_main): Initialize identifier size.
63 (print_version): Update.
64 * tree.h (language_string, init_lex, lang_identify,
65 set_identifier_size): Remove.
66 * Makefile.in: Update dependencies.
67 * config/darwin.c: Include langhooks.h.
68 (func_name_maybe_scoped): Update.
69 * config/darwin.h (ASM_END_FILE): Update.
70 * config/nextstep.h (ASM_END_FILE): Update.
71 * config/nextstep21.h (ASM_END_FILE): Update.
72 * config/i386/sun386.h (ASM_END_FILE): Update.
73 * config/rs6000/rs6000.c (ASM_END_FILE): Include langhooks.h.
74 (rs6000_output_function_epilogue): Update.
76 * objc-act.c (LANG_HOOKS_NAME): Override.
77 (struct lang_hooks): Constify.
78 (objc_init_options): Update.
79 (lang_identify): Remove.
81 Fri Nov 9 00:25:18 EST 2001 John Wehle (john@feith.com)
83 * fold-const.c (lshift_double): Honor PREC.
84 (rshift_double): Likewise.
86 2001-11-08 Kazu Hirata <kazu@hxi.com>
88 * config/1750a/1750a.c: Fix comment formatting.
89 * config/1750a/1750a.h: Likewise.
91 2001-11-08 Phil Edwards <pedwards@disaster.jaj.com>
93 * configure.in (--enable-languages): Be more permissive about
94 syntax. Check for empty lists better. Warn about $LANGUAGES.
95 * configure: Regenerated.
97 2001-11-08 Richard Henderson <rth@redhat.com>
99 * dwarf2asm.c (dw2_force_const_mem): Fix typo.
101 2001-11-08 Geoffrey Keating <geoffk@redhat.com>
103 * config.gcc: Rename stormy16 to xstormy16.
104 * config/stormy16/stormy-abi: Likewise.
105 * config/stormy16/stormy16-protos.h: Likewise.
106 * config/stormy16/stormy16.c: Likewise.
107 * config/stormy16/stormy16.h: Likewise.
108 * config/stormy16/stormy16.md: Likewise.
110 2001-11-06 Geoffrey Keating <geoffk@redhat.com>
112 * tree.h (TYPE_VOLATILE): Add enable-checking code.
113 (TYPE_READONLY): Likewise.
115 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
117 * reload1.c (reload): Don't delete equiv insn if can throw.
119 * expr.c (emit_block_move): If X is readonly emit CLOBBER for it.
120 (clear_storage): Likewise, for OBJECT.
122 Thu Nov 8 16:23:51 2001 Jeffrey A Law (law@cygnus.com)
124 * pa.c (emit_move_sequence): Fix SUBREG expression to
125 use proper byte offset when extending a constant from
128 2001-11-09 Jakub Jelinek <jakub@redhat.com>
130 * cfgrtl.c (purge_dead_edges): Remove REG_EH_REGION note for insns
133 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
135 * explow.c (convert_memory_address, case SUBREG): Only return
136 inner object if SUBREG_PROMOTED_VAR_P or known to be pointer.
138 2001-11-08 Richard Henderson <rth@redhat.com>
140 * Makefile.in (GCC_FOR_TARGET): Add build_tooldir/sys-include.
141 (CROSS_SYSTEM_HEADER_DIR): Use build_tooldir not tooldir.
142 (ORDINARY_FLAGS_TO_PASS, stmp-fixinc): Likewise.
144 2001-11-08 Aldy Hernandez <aldyh@redhat.com>
146 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -maltivec.
148 2001-11-08 Jakub Jelinek <jakub@redhat.com>
150 * dwarf2out.c (debug_str_hash): New.
151 (struct indirect_string_node): New.
152 (struct dw_val_struct): Change type of val_str to it.
153 (DEBUG_STR_SECTION_FLAGS): Define.
154 (add_AT_string): Push string into hashtable, increment reference
156 (AT_string): Return string from ht_identifier.
157 (AT_string_form): New.
158 (free_AT): For dw_val_class_str, just decrement reference counter.
159 (size_of_string): Remove.
160 (size_of_die): Use AT_string_form to decide what size the string
162 (size_of_pubnames): Use strlen instead of size_of_string.
163 (value_format): Use AT_string_form for dw_val_class_str.
164 (output_die): Output DW_FORM_strp strings using
165 dw2_asm_output_offset.
166 (indirect_string_alloc, output_indirect_string): New.
167 (dwarf2out_finish): Emit .debug_str strings if there are any.
169 2001-11-08 Andreas Franck <afranck@gmx.de>
171 * configure.in: Add AC_ARG_PROGRAM to support program name
172 transformation with --program-prefix, --program-suffix and
173 --program-transform-name.
174 * configure: Regenerated.
175 * Makefile.in (GCC_INSTALL_NAME, CPP_INSTALL_NAME,
176 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
177 GCCBUG_INSTALL_NAME, GCC_CROSS_NAME, CPP_CROSS_NAME,
178 PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): Handle
179 program_transform_name the way suggested by autoconf.
180 (GCC_TARGET_INSTALL_NAME): Define.
181 (install-driver): Use the transformed target alias name.
183 2001-11-08 Richard Henderson <rth@redhat.com>
185 * config/mips/mips.c (save_restore_insns): Remove GP from the
186 restore registers mask early instead of special casing it inside
189 2001-11-08 Neil Booth <neil@daikokuya.demon.co.uk>
191 * cp/decl.c (shadow_warning): New function.
192 (pushdecl): Improve -Wshadow warnings. Don't give both a warning
193 and an error when a block scope decl shadows a parameter.
195 2001-11-08 Richard Henderson <rth@redhat.com>
197 * config/fp-bit.h (usi_to_float): Define for US_SOFTWARE_GOFAST
200 2001-11-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
202 * pa.md (negdf2, negsf2): Use multiplication rather than subtraction
203 to implement floating negation on processors prior to PA 2.0.
205 2001-11-08 Jakub Jelinek <jakub@redhat.com>
207 * dwarf2asm.c (mark_indirect_pool_entry, mark_indirect_pool): New.
208 (USE_LINKONCE_INDIRECT): Define.
209 (dw2_output_indirect_constant_1): Try to output indirect constants
210 into linkonce sections if possible.
211 (dw2_force_const_mem): Likewise. Register indirect_pool with GGC.
212 (dw2_output_indirect_constants): Likewise.
214 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
216 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Add vrsave.
218 2001-11-07 Neil Booth <neil@daikokuya.demon.co.uk>
220 * c-decl.c (pushdecl): Remove file and line.
221 * c-typeck.c (pop_init_level): Remove size.
223 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
225 * doc/invoke.texi: Add -maltivec, -mno-altivec, and -mabi=altivec
228 * config/rs6000/rs6000.h (MASK_ALTIVEC): New.
229 (TARGET_ALTIVEC): New.
230 (TARGET_SWITCHES): Add altivec.
231 (FIRST_PSEUDO_REGISTER): Change to 109.
232 (CALL_USED_REGISTERS): Same.
233 (FIRST_ALTIVEC_REGNO): New.
234 (LAST_ALTIVEC_REGNO): New.
235 (ALTIVEC_REGNO_P): New.
236 (UNITS_PER_ALTIVEC_WORD): New.
237 (ALTIVEC_VECTOR_MODE): New.
238 (FIXED_REGISTERS): Add altivec registers.
239 (REG_ALLOC_ORDER): Same.
240 (HARD_REGNO_NREGS): Adjust for altivec registers.
241 (HARD_REGNO_MODE_OK): Same.
242 (MODES_TIEABLE_P): Same.
243 (REGISTER_MOVE_COST): Same.
244 (REGNO_REG_CLASS): Same.
245 (reg_class): Add ALTIVEC_REGS.
246 (REG_CLASS_NAMES): Same.
247 (REG_CLASS_CONTENTS): Same.
248 (REG_CLASS_FROM_LETTER): Add 'v' constraint for ALTIVEC_REGS.
249 (ALTIVEC_ARG_RETURN): New.
250 (FUNCTION_VALUE): Handle VECTOR_TYPE.
251 (LIBCALL_VALUE): Handle altivec vector modes.
252 (VECTOR_MODE_SUPPORTED_P): New.
253 (ALTIVEC_ARG_MIN_REG): New.
254 (ALTIVEC_ARG_MAX_REG): New.
255 (ALTIVEC_ARG_NUM_REG): New.
256 (FUNCTION_VALUE_REGNO_P): Return true for altivec return register.
257 (FUNCTION_ARG_REGNO_P): Support passing args in altivec registers.
258 (REGISTER_NAMES): Add altivec regs.
259 (DEBUG_REGISTER_NAMES): Same.
260 (ADDITIONAL_REGISTER_NAMES): Same.
261 (rs6000_builtins): New.
262 (MD_EXPAND_BUILTIN): New.
263 (MD_INIT_BUILTINS): New.
264 (LEGITIMATE_OFFSET_ADDRESS_P): This addressing mode is not valid
265 for AltiVec instructions.
266 (LEGITIMATE_LO_SUM_ADDRESS_P): Same.
267 (HARD_REGNO_MODE_OK): Altivec modes can only go in altivec
269 (SECONDARY_MEMORY_NEEDED): We need memory to copy vector modes.
270 (TARGET_SWITCHES): Add no-altivec.
271 (DATA_ALIGNMENT): Align vectors to 128 bits.
272 (TARGET_OPTIONS): Add abi= option.
273 Add rs6000_abi_string extern.
274 (LOCAL_ALIGNMENT): New.
275 (CPP_CPU_SPEC): Define __ALTIVEC__ when -maltivec.
276 (MASK_ALTIVEC_ABI): New.
277 (TARGET_ALTIVEC_ABI): New.
278 (CONDITIONAL_REGISTER_USAGE): Set first 20 AltiVec registers to
280 (STACK_BOUNDARY): Adjust for altivec.
281 (BIGGEST_ALIGNMENT): Same.
282 (rs6000_args): Add vregno.
283 (USE_ALTIVEC_FOR_ARG_P): New.
284 (FIXED_REGISTERS): Add vrsave register.
285 (CALL_USED_REGISTERS): Same.
286 (CONDITIONAL_REGISTER_USAGE): Set VRSAVE info.
288 (reg_class): Add VRSAVE_REGS.
289 (REG_CLASS_NAMES): Same.
290 (REG_CLASS_CONTENTS): Same.
291 (REGNO_REG_CLASS): Same.
293 * config/rs6000/sysv4.h (STACK_BOUNDARY): Adjust for altivec.
294 (ABI_STACK_BOUNDARY): Same.
295 (BIGGEST_ALIGNMENT): Same.
296 (ADJUST_FIELD_ALIGN): Remove undef. Define anew.
297 (ROUND_TYPE_ALIGN): Same.
299 * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
302 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
305 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
308 * config/rs6000/rs6000.c (rs6000_expand_builtin): New.
309 (altivec_expand_builtin): New.
310 (altivec_init_builtins): New.
311 (TARGET_EXPAND_BUILTIN): New.
312 (TARGET_INIT_BUILTINS): New.
313 (rs6000_init_builtins): New.
314 (struct builtin_description): New.
316 (rs6000_reg_names): Add altivec registers.
317 (alt_reg_names): Same.
318 (secondary_reload_class): Altivec regs can hold altivec regs and
320 (rs6000_emit_move): Force constants into memory for AltiVec moves.
321 (print_operand): Add 'y' case for printing altivec memory
323 (rs6000_legitimize_address): Legitimize vector addresses into
325 (altivec_expand_binop_builtin): New.
326 New string rs6000_current_abi.
327 (rs6000_override_options): Call rs6000_parse_abi_options.
328 (rs6000_parse_abi_options): New.
329 (function_arg_boundary): Vector arguments must be 16
331 (function_arg_advance): Handle vector arguments.
332 (function_arg_partial_nregs): Same.
333 (init_cumulative_args): Same.
334 (function_arg): Same.
336 * config/rs6000/rs6000.md (altivec_lvx): New.
337 (type): Add altivec attribute.
339 (*movv4si_internal): New.
341 (*movv16qi_internal): New.
343 (*movv8hi_internal1): New.
345 (*movv4sf_internal1): New.
462 2001-11-07 Daniel Berlin <dan@cgsoftware.com>
464 * Makefile.in (df.o): Add fibheap.h to dependencies.
466 * df.h: Add prototypes for transfer functions, iterative_dataflow
468 (enum df_flow_dir): New enum.
469 (enum df_confluence_op): New enum.
470 (struct df): Add inverse_rts_map.
472 * df.c: Add sbitmap.h to the list of includes.
473 (df_rd_global_compute): Removed.
474 (df_ru_global_compute): Removed.
475 (df_lr_global_compute): Removed.
476 (df_rd_transfer_function): New function.
477 (df_ru_transfer_function): New function.
478 (df_lr_transfer_function): New function.
479 (df_analyse_1): allocate/compute/free df->inverse_rts_map.
480 Use iterative_dataflow_bitmap instead of df_*_global_compute.
481 (iterative_dataflow_sbitmap): New function.
482 (iterative_dataflow_bitmap): New function.
484 2001-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
486 * doc/gcc.texi: Move terminology and spelling conventions to
487 htdocs/codingconventions.html.
489 2001-11-07 Graham Stott <grahams@redhat.com>
491 * cse.c (cse_insn): Emit BARRIER after unconditional jump.
493 Wed Nov 7 13:33:34 CET 2001 Jan Hubicka <jh@suse.cz>
495 * expmed.c (expand_mult): Force operand to register before computing
497 * i386.c (x86_decompose_lea): New global vairable.
498 * i386.h (x86_decompose_lea): Declare.
499 (TARGET_DECOMPOSE_LEA): New macro.
500 (RTX_COST): Handle leas properly.
502 2001-11-06 Richard Henderson <rth@redhat.com>
504 * config/alpha/elf.h (DO_SELECT_SECTION): TREE_READONLY is not
505 defined for a CONSTRUCTOR; don't check it.
507 2001-11-06 Danny Smith <dannysmith@users.sourceforge.net>
509 * gcov.c (output_data): Use IS_ABSOLUTE_PATHNAME to
510 test for absolute pathnames.
512 2001-11-06 Olivier Hainque <hainque@act-europe.fr>
514 * unwind-dw2.c (execute_cfa_program): Evaluate call frame
515 instructions up to the target pc inclusive.
517 2001-11-06 Steve Christiansen <smc@us.ibm.com>
519 * loop.c (loop_regs_scan): Don't invalidate PIC register.
521 2001-11-06 Eric Christopher <echristo@redhat.com>
523 * config/mips/mips.md(movdf_internal2): Add constraints for float
524 to general register move.
525 * config/mips/elf64.h: Add default ABI.
527 2001-11-06 Neil Booth <neil@cat.daikokuya.demon.co.uk>
529 * alias.c:: Include langhooks.h.
530 * emit-rtl.c: Similarly.
531 * toplev.c: Similarly.
532 * tree-inline.c: Similarly.
533 * langhooks-def.h: New, the old langhooks.h. Give the default
534 hooks a common prefix.
535 * langhooks.h: Contents extracted from toplev.h.
536 * toplev.h: Move langhook stuff to langhooks.h.
537 * langhooks.c: Give default hooks a common prefix.
539 * c-lang.c: Include langhooks-def.h.
540 * objc/objc-act.c: Similarly.
541 * Makefile.in: Update.
542 * objc/Make-lang.in: Update.
544 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
546 * doc/install.texi: Document that configure options not listed in
547 this file are unsupported. Document --with-system-zlib.
549 Tue Nov 6 09:21:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
551 * rtl.h (mem_for_const_double): New declaration.
552 * varasm.c (mem_for_const_double): New function.
553 * config/convex/convex.md (movdf): Use it.
554 * config/m68k/hp320.h (LEGITIMATE_PIC_OPERAND_P): Likewise.
555 * config/m68k/linux.h, config/m68k/m68k.h: Likewise.
556 * config/m68k/m68kv4.h: Likewise.
558 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Adjust for addition
559 of new GP reg classes.
561 * expr.c (store_field): When making temp object for unaligned
562 component, set it to alias set 0.
564 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
566 * c-common.c (c_expand_expr_stmt): Apply default conversions to
567 non-lvalue arrays if C99.
568 * c-typeck.c (default_conversion): Split out code handling
569 array-to-pointer and function-to-pointer conversions into a
570 separate default_function_array_conversion function.
571 (default_function_array_conversion): New function. Keep track of
572 whether any NON_LVALUE_EXPRs were stripped. Return non-lvalue
573 arrays unchanged outside C99 mode instead of giving an error for
575 (build_component_ref): Use pedantic_non_lvalue when handling
576 COMPOUND_EXPR. Don't handle COND_EXPR specially.
577 (convert_arguments): Use default_function_array_conversion.
578 (build_unary_op): For ADDR_EXPR, take a flag indicating whether
580 (unary_complex_lvalue): Likewise.
581 (internal_build_compound_expr): Use
582 default_function_array_conversion. Apply default conversions to
583 function in compound expression.
584 (build_c_cast, build_modify_expr, digest_init, build_asm_stmt):
585 Use default_function_array_conversion.
586 * doc/extend.texi: Update documentation of subscripting non-lvalue
590 2001-11-05 Zack Weinberg <zack@codesourcery.com>
592 * aclocal.m4: (AM_WITH_NLS): Don't look at ALL_LINGUAS.
593 (AM_GNU_GETTEXT): Set CATALOGS to a list of .gmo files
594 corresponding to the complete set of .po and .gmo files in
595 the source directory's po subdir, modified by LINGUAS. Don't
597 * configure.in: Don't set ALL_LINGUAS.
598 * configure: Regenerate.
600 * Makefile.in (.po.gmo): Don't move into source directory.
601 (.po.pox): Clarify comments.
602 (install-po): Look for .gmo files in both srcdir and objdir;
603 don't fail if a file is totally missing.
604 (distclean): rmdir ada subdirectory too.
606 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
608 * config/rs6000/rs6000.c (rs6000_select_section): Handle
609 CONSTRUCTORs _correctly_.
611 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
613 * c-decl.c (delete_block): Remove.
614 * c-tree.h (delete_block): Remove.
616 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
618 * cppexp.c (lex, parse_defined): Update warning about defined.
620 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
622 * config/rs6000/rs6000.c (rs6000_select_section): Handle
625 2001-11-05 Nick Clifton <nickc@cambridge.redhat.com>
627 * config/arm/arm.c (arm_return_in_memory): Cope with
628 int_size_in_bytes returning -1.
630 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Handle
633 Mon Nov 5 16:15:25 CET 2001 Jan Hubicka <jh@suse.cz>
635 * Makefile.in (bb-reoder.o): Add depdendency on cfglayout.h;
636 remove unneded depdendencies;
638 * cfglayout.c, cfglayout.h: New files; break out from ...
639 * bb-reorder.c: ... here; Remove unneeded includes;
641 2001-11-04 Alan Modra <amodra@bigpond.net.au>
643 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used.
645 2001-11-04 David Edelsohn <edelsohn@gnu.org>
647 * config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit
648 mode as well. Do not explicitly create intermediate regs.
650 2001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
652 * arm/aof.h (aof_text_section, aof_data_section): Don't declare.
653 (common_section): Delete unused variable.
654 (ASM_OUTPUT_ASCII): Fix signed/unsigned warnings.
655 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
656 * arm-protos.h (arm_poke_function_name, aof_add_import,
657 aof_delete_import): Const-ify.
658 * arm.c (legitimize_pic_address): Wrap variables in the macro
659 controlling their usage.
660 (arm_finalize_pic): Mark variable with ATTRIBUTE_UNUSED.
661 (arm_poke_function_name, pic_chain, import, aof_add_import,
662 aof_delete_import): Const-ify.
663 * i386.c (ix86_osf_output_function_prologue): Const-ify.
664 * i386/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
665 ASM_OUTPUT_LONG_DOUBLE): Fix format specifier warnings.
666 * i860/fx2800.h (DBX_OUTPUT_STANDARD_TYPES): Const-ify.
667 * i860/sysv3.h: Add missing comment closure.
668 * m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Add missing semi-colon.
669 * m88k/dgux.h (SELECT_RTX_SECTION): Add missing argument in call
672 * config.gcc (m680[02]0-*-*): Rename case from m68000-*-*.
673 (i960-*-*): Set tmake_file.
674 (sparc86x-*-elf*): Fix typo in header name.
676 * sched-rgn.c (schedule_insns): Delete unused variable.
678 2001-11-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
681 * c-typeck.c (lookup_field): Rework to return a chain down to
683 (build_component_ref): Use the new lookup_field to handle
684 nested anonymous entities correctly.
686 Sun Nov 4 11:53:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
688 * config/sparc/sparc.c (sparc_emit_set_const32, GEN_HIGHINT64):
689 Change parameters to gen_rtx_CONST_DOUBLE.
690 (GEN_INT64, sparc_emit_set_const64): Likewise.
691 * config/sparc/sparc.md (movdf split): Likewise.
693 2001-11-03 Geoffrey Keating <geoffk@redhat.com>
695 * unroll.c (calculate_giv_inc): Use find_last_value rather
696 than just hoping the last instruction is the right SET.
697 [Fixes 990604-1.c on stormy16.]
699 * config/stormy16/stormy16.h (LIB_SPEC): Don't supply any libgloss
700 library at all if -T is used.
702 * config/stormy16/stormy16.c (stormy16_print_operand): Avoid
703 some uses of uninitialized variables in error cases.
705 * config/stormy16/stormy16.c (stormy16_output_shift): Don't
706 look at 'temp' if we won't be using it.
708 * config/stormy16/stormy16.h (CONST_COSTS): Define.
710 (ADDRESS_COST): Define.
711 (MEMORY_MOVE_COST): Allow for memory_move_secondary_cost.
713 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
715 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
716 stormy16_asm_output_mi_thunk.
717 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
719 * config/stormy16/stormy16-protos.h
720 (stormy16_asm_output_mi_thunk): New prototype.
722 2001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
724 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
725 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
726 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
727 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
728 sched-int.h, toplev.c, config/alpha/alpha.c,
729 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
730 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
731 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
732 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
733 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
734 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
735 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
737 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
739 * Makefile.in (dbxout.o): Depend on function.h.
740 * collect2.c (is_in_list): Hide unused function.
741 * dbxout.c: Include function.h.
742 (source_label_number, dbxout_source_line, dbxout_source_file,
743 dbxout_function_end, dbxout_begin_function): Wrap/move inside
744 macros controlling usage.
745 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
746 * output.h (exports_section): Prototype.
748 * convex.c (convex_output_function_prologue): Fix format specifier
750 (asm_declare_function_name): Fix signed/unsigned warning.
751 (print_operand): Fix format specifier warning.
752 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
753 * dsp16xx-protos.h (uns_comparison_operator,
754 num_1600_core_shifts): Prototype.
755 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
756 (frame_size, frame_pointer_offset): Delete.
757 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
758 Make static. Fix format specifier warnings.
759 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
760 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
761 * dsp16xx.md: Add default case in switches.
762 * fr30.h (IN_RANGE): Delete.
763 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
764 * mcore-protos.h (mcore_output_cmov): Const-ify.
765 * mcore.c (mcore_output_cmov): Likewise.
766 * mcore.h (switch_to_section): Make static and prototype.
767 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
768 unsigned>=0 warnings.
769 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
770 * rs6000-protos.h (read_only_data_section,
771 read_only_private_data_section): Prototype.
772 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
773 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
774 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
776 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
778 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
780 * final.c (final_scan_insn): Add brackets around body of if-stmt.
781 * gcc.c (convert_filename): Add static prototype. Const-ify.
782 Wrap variable in macros controlling its use.
783 * output.h (sdata_section): Add prototype.
785 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
786 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
787 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
788 (ASM_FILE_START): Const-ify.
789 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
791 * c4x.md: Don't use the 'U' integer suffix.
792 * clipper.md (clipper_movstr): Delete declaration.
793 * d30v-protos.h (d30v_move_2words): Const-ify.
794 (debug_stack_info): Add prototype.
795 * d30v.c: Include "integrate.h".
796 (d30v_function_arg_boundary, d30v_function_arg,
797 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
798 signed/unsigned warnings.
799 (d30v_print_operand_memory_reference, d30v_move_2words):
801 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
802 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
803 * fr30.md: Const-ify.
804 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
805 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
806 (mvs_get_label_page): Hide unused static function.
807 * i860.c (current_function_original_name): Const-ify.
808 * i860/sysv3.h (current_function_original_name): Likewise.
809 * i860/sysv4.h (current_function_original_name): Likewise.
810 * i960.md: Add default case in switches. Remove unused variable.
811 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
812 * m32r.md: Const-ify.
813 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
814 * m68hc11.c: Include "reload.h".
815 (static_chain_reg, print_options, m68hc11_asm_file_start):
817 * m68hc11.md: Delete unused variable. Const-ify. Add parens
818 around & in comparison.
819 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
820 * mn10200.c (shift_mode): Remove trailing comma.
821 * mn10300-protos.h (output_tst): Const-ify.
822 * mn10300.c (output_tst): Likewise.
823 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
825 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
826 * pa.c (output_ascii): Likewise.
827 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
828 * pdp11.md (expand_unop): Delete declarations.
829 * pj-protos.h (pj_output_addsi3): Const-ify.
830 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
831 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
832 unique_src_operand): Add prototypes.
833 (pj_output_store_into_lval): Make definition static.
834 (pj_function_incoming_arg): Don't use unary plus.
835 (pj_output_addsi3): Const-ify.
836 * romp.md (get_symref): Delete declarations.
837 * v850-c.c (mark_current_function_as_interrupt): Don't return
838 value from void function.
839 * v850.c: Include "integrate.h".
840 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
841 * vax-protos.h (const_section): Add prototype.
843 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
845 * machmode.def: Add documentation for the seventh argument in
848 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
850 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
852 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
853 <-melf>: Don't have markup for ELF acronym.
855 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
857 * config.gcc (mmix-*-*): New target.
858 * doc/invoke.texi: Document MMIX options.
859 * doc/contrib.texi: Add note about MMIX port to my entry.
860 * config/mmix/t-mmix: New file.
861 * config/mmix/mmix.h: New file.
862 * config/mmix/mmix-protos.h: New file.
863 * config/mmix/mmix.c: New file.
864 * config/mmix/mmix.md: New file.
865 * config/mmix/crti.asm: New file.
866 * config/mmix/crtn.asm: New file.
868 2001-11-03 Kazu Hirata <kazu@hxi.com>
870 * config/sparc/linux-aout.h: Fix comment formatting.
871 * config/sparc/linux.h: Likewise.
872 * config/sparc/linux64.h: Likewise.
873 * config/sparc/lynx.h: Likewise.
874 * config/sparc/pbd.h: Likewise.
875 * config/sparc/sol2-sld-64.h: Likewise.
876 * config/sparc/sol2.h: Likewise.
877 * config/sparc/sparc.c: Likewise.
878 * config/sparc/sparc.h: Likewise.
879 * config/sparc/sparc.md: Likewise.
880 * config/sparc/sunos4.h: Likewise.
881 * config/sparc/vxsim.h: Likewise.
882 * config/sparc/vxsparc.h: Likewise.
883 * config/sparc/vxsparc64.h: Likewise.
885 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
887 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
888 reference to CONST_DOUBLE_MEM in comment.
889 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
890 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
891 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
892 * function.c (pop_function_context_from): Don't call
893 restore_varasm_status.
894 * function.h (restore_varasm_status): Delete declaration.
895 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
897 * rtl.def (CONST_DOUBLE): Update comment.
898 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
899 (CONST_DOUBLE_CHAIN): Likewise.
900 (CONST_DOUBLE_MEM): Delete.
901 (gen_rtx_CONST_DOUBLE): Update parameters.
902 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
903 Remove reference to CONST_DOUBLE_MEM.
904 (const_alias_set): New variable.
905 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
906 (immed_real_const_1): Adjust tests for 0, 1, and 2.
907 Don't set CONST_DOUBLE_MEM.
908 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
909 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
910 Put constant in const_alias_set.
911 (struct pool_constant): ALIGN now unsigned.
912 OFFSET now HOST_WIDE_INT.
914 (restore_varasm_status): Deleted.
915 (mark_pool_constant): Mark desc->rtl.
916 (force_const_mem): Rework to store rtl in hash table,
917 not CONST_DOUBLE_MEM.
918 Put constant in const_alias_set.
919 (find_pool_constant): Check desc->rtl.
920 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
921 (init_varasm_once): Initialize const_alias_set.
923 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
926 * reload.c (combine_reloads): Don't combine an output reload if there
927 are other reloads around for part of the output.
929 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
931 (set_mem_decl): New function.
932 * expr.h (set_mem_decl): New declaration.
933 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
934 (output_asm_operand_names): Add tab.
935 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
937 * builtins.c (get_memory_rtx): Properly set MEM alias set and
940 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
942 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
943 Use "invalid" instead of "illegal". Use @r in comments in
946 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
948 * c-decl.c (pushdecl): Move block inside if conditional to remove
949 possibility of a segfault. Lookup block-level extern
950 variables in enclosing scopes correctly.
952 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
954 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
956 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
957 SUBREG so we avoid SUBREGing memory.
959 * expmed.c (store_bit_field): Same.
961 2001-11-02 DJ Delorie <dj@redhat.com>
963 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
964 using FP registers for DImode mem-mem moves is acceptable.
966 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
968 * builtins.c (apply_args_size): Handle vector arguments.
969 (apply_result_size): Same.
971 * machmode.def: Set WIDER mode field for all vector entries.
973 2001-11-02 Graham Stott <grahams@redhat.com>
975 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
977 2001-11-01 Eric Christopher <echristo@redhat.com>
979 * config.gcc: Revert part of earlier patch.
980 * config/mips/linux.h: Ditto.
981 * df.c: Include tm_p.h to avoid warnings.
982 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
984 * config/mips/mips.c: Define mips_abi regardless.
985 (mips_output_function_prologues): Add long casts for .frame
987 (override_options): Allow use of ABI_32.
989 2001-11-01 Kazu Hirata <kazu@hxi.com>
991 * config/m68hc11/m68hc11.c: Fix comment formatting.
992 * config/m68hc11/m68hc11.h: Likewise.
993 * config/m68hc11/m68hc11.md: Likewise.
995 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
997 * c-typeck.c (default_conversion): Retain the original expression
999 * gcc.dg/Wparentheses.c: New tests.
1001 2001-11-01 David S. Miller <davem@redhat.com>
1003 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
1004 64-bit Sparc description more in line with reality.
1006 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
1008 * Makefile.in (GCOV_OBJS): Add version.o.
1009 * gcov.c: Include "version.h" and <getopt.h>.
1010 (gcov_version_string): Remove.
1011 (print_usage): Take a parameter to determine whether this is a
1012 call from --help or an error message. Give fuller output that
1013 follows the GNU Coding Standards for --help.
1014 (print_version): New function.
1016 (process_args): Use getopt_long. Support long options. Follow
1017 GNU Coding Standards for --help and --version.
1018 * doc/gcov.texi: Document long options.
1019 Addresses part of PR other/704.
1021 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
1023 * pa.c (output_move_double): Fix typo in double load.
1025 2001-11-01 Kazu Hirata <kazu@hxi.com>
1027 * config/h8300/h8300.c (h8300_encode_label): Compute a string
1028 before passing it to ggc_alloc_string.
1030 2001-11-01 Kazu Hirata <kazu@hxi.com>
1032 * config/m68k/3b1.h: Fix comment formatting.
1033 * config/m68k/3b1g.h: Likewise.
1034 * config/m68k/a-ux.h: Likewise.
1035 * config/m68k/amix.h: Likewise.
1036 * config/m68k/apollo68.h: Likewise.
1037 * config/m68k/atari.h: Likewise.
1038 * config/m68k/aux-exit.c: Likewise.
1039 * config/m68k/ccur-GAS.h: Likewise.
1040 * config/m68k/crds.h: Likewise.
1041 * config/m68k/dpx2.h: Likewise.
1042 * config/m68k/dpx2g.h: Likewise.
1043 * config/m68k/hp310.h: Likewise.
1044 * config/m68k/hp320.h: Likewise.
1045 * config/m68k/isi.h: Likewise.
1046 * config/m68k/linux.h: Likewise.
1047 * config/m68k/lynx.h: Likewise.
1048 * config/m68k/m68k-psos.h: Likewise.
1049 * config/m68k/m68k.c: Likewise.
1050 * config/m68k/m68k.h: Likewise.
1051 * config/m68k/m68k.md: Likewise.
1052 * config/m68k/m68kelf.h: Likewise.
1053 * config/m68k/m68kv4.h: Likewise.
1054 * config/m68k/mot3300.h: Likewise.
1055 * config/m68k/news.h: Likewise.
1056 * config/m68k/next.h: Likewise.
1057 * config/m68k/pbb.h: Likewise.
1058 * config/m68k/plexus.h: Likewise.
1059 * config/m68k/sgs.h: Likewise.
1060 * config/m68k/sun3.h: Likewise.
1061 * config/m68k/tower.h: Likewise.
1062 * config/m68k/vxm68k.h: Likewise.
1064 2001-10-31 DJ Delorie <dj@redhat.com>
1066 * config/mips/mips.h (mips_cache_flush_func): Prototype.
1067 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
1068 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
1069 * config/mips/mips.c (mips_cache_flush_func): New.
1070 * doc/invoke.texi: Document the new options.
1072 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
1074 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
1075 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
1077 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
1079 * config/cris/cris.c: Include output.h after tree.h but before
1082 2001-10-31 Zack Weinberg <zack@codesourcery.com>
1084 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
1085 (INTL_SUBDIRS): Just intl.
1086 (.SUFFIXES): Add .gmo .po .pox.
1087 (native): Also depend on build-@POSUB@.
1088 (intl.all, intl.install): Depend on config.h and things it includes.
1089 (po-generated): New target; depend on c-parse.c and tradcif.c.
1090 (install-normal): Also depend on install-@POSUB@.
1091 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
1092 (build-, install-, build-po, update-po, install-po,
1093 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
1095 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
1096 * configure.in: Don't munge XGETTEXT. Don't generate
1098 * configure: Regenerate.
1100 * exgettext: Delete.
1101 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
1102 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
1104 2001-10-31 Kazu Hirata <kazu@hxi.com>
1106 * config/h8300/h8300.md (two anonymous patterns): New.
1108 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
1110 * tree.h (tree_index): Add support for V16QI and V8HI.
1111 (V8HI_type_node): New.
1112 (V16QI_type_node): New.
1114 * tree.c (build_common_tree_nodes_2): Same.
1116 * c-common.c (type_for_mode): Same.
1118 2001-10-31 Kazu Hirata <kazu@hxi.com>
1120 * config/i386/att.h: Fix comment formatting.
1121 * config/i386/beos-elf.h: Likewise.
1122 * config/i386/bsd.h: Likewise.
1123 * config/i386/bsd386.h: Likewise.
1124 * config/i386/crtdll.h: Likewise.
1125 * config/i386/cygwin.asm: Likewise.
1126 * config/i386/cygwin.h: Likewise.
1127 * config/i386/djgpp.h: Likewise.
1128 * config/i386/freebsd-aout.h: Likewise.
1129 * config/i386/freebsd.h: Likewise.
1130 * config/i386/gas.h: Likewise.
1131 * config/i386/i386-interix.h: Likewise.
1132 * config/i386/i386-protos.h: Likewise.
1133 * config/i386/i386.c: Likewise.
1134 * config/i386/i386.h: Likewise.
1135 * config/i386/i386.md: Likewise.
1136 * config/i386/i386elf.h: Likewise.
1137 * config/i386/interix.c: Likewise.
1138 * config/i386/isc.h: Likewise.
1139 * config/i386/isccoff.h: Likewise.
1140 * config/i386/iscdbx.h: Likewise.
1141 * config/i386/linux.h: Likewise.
1142 * config/i386/lynx.h: Likewise.
1143 * config/i386/mingw32.h: Likewise.
1144 * config/i386/netbsd-elf.h: Likewise.
1145 * config/i386/next.h: Likewise.
1146 * config/i386/osf1elf.h: Likewise.
1147 * config/i386/osfrose.h: Likewise.
1148 * config/i386/sco5.h: Likewise.
1149 * config/i386/seq-gas.h: Likewise.
1150 * config/i386/seq-sysv3.h: Likewise.
1151 * config/i386/sequent.h: Likewise.
1152 * config/i386/sol2.h: Likewise.
1153 * config/i386/sun386.h: Likewise.
1154 * config/i386/uwin.asm: Likewise.
1155 * config/i386/uwin.h: Likewise.
1156 * config/i386/vxi386.h: Likewise.
1157 * config/i386/win32.h: Likewise.
1158 * config/i386/winnt.c: Likewise.
1159 * config/i386/xm-cygwin.h: Likewise.
1160 * config/i386/xm-mingw32.h: Likewise.
1162 2001-10-31 Kazu Hirata <kazu@hxi.com>
1164 * builtins.def: Fix comment typos.
1165 * config/alpha.c: Likewise.
1166 * config/arm/arm.c: Likewise.
1167 * config/avr/avr.h: Likewise.
1168 * config/d30v/d30v.c: Likewise.
1169 * config/d30v/d30v.h: Likewise.
1170 * config/d30v/d30v.md: Likewise.
1171 * config/dsp16xx/dsp16xx.c: Likewise.
1172 * config/fr30/fr30.c: Likewise.
1173 * config/fr30/fr30.md: Likewise.
1174 * config/i386/i386.c: Likewise.
1175 * config/i860/i860.c: Likewise.
1176 * config/i960/i960.c: Likewise.
1177 * config/ia64/ia64.c: Likewise.
1178 * config/mips/mips.c: Likewise.
1179 * config/pa/pa.c: Likewise.
1180 * config/rs6000/rs6000.c: Likewise.
1181 * config/s390/s390.c: Likewise.
1182 * config/sparc/sparc.c: Likewise.
1184 2001-10-30 Kazu Hirata <kazu@hxi.com>
1186 * config/mips/elf.h: Fix comment formatting.
1187 * config/mips/elf64.h: Likewise.
1188 * config/mips/iris5.h: Likewise.
1189 * config/mips/iris5gas.h: Likewise.
1190 * config/mips/iris6.h: Likewise.
1191 * config/mips/isa3264.h: Likewise.
1192 * config/mips/linux.h: Likewise.
1193 * config/mips/mips.c: Likewise.
1194 * config/mips/mips.h: Likewise.
1195 * config/mips/mips.md: Likewise.
1196 * config/mips/mips16.S: Likewise.
1197 * config/mips/netbsd.h: Likewise.
1198 * config/mips/osfrose.h: Likewise.
1199 * config/mips/r3900.h: Likewise.
1200 * config/mips/sni-svr4.h: Likewise.
1201 * config/mips/svr4-t.h: Likewise.
1202 * config/mips/ultrix.h: Likewise.
1204 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
1206 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
1207 when we update head->current.
1209 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
1211 * tree.c (id_string_size): Remove.
1212 (dump_tree_statistics): Update.
1213 * toplev.c (compile_file): If dumping stats, dump tree stats too.
1215 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
1217 * sched-rgn.c (schedule_insns): Fix comment.
1219 2001-10-30 Zack Weinberg <zack@codesourcery.com>
1221 * configure.in: Correct previous change: don't assume that
1222 gas's version number _isn't_ the last thing on the line, or
1223 isn't the only number on the line, either.
1224 * configure: Regenerate.
1226 2001-10-30 Kazu Hirata <kazu@hxi.com>
1228 * cfgcleanup.c: Fix a comment typo.
1230 2001-10-30 Kazu Hirata <kazu@hxi.com>
1232 * alias.c: Fix comment formatting.
1233 * recog.c: Likewise.
1234 * config/cris/cris.c: Likewise.
1235 * config/cris/cris.h: Likewise.
1236 * config/i960/i960.c: Likewise.
1237 * config/i960/i960.h: Likewise.
1239 2001-10-30 Kazu Hirata <kazu@hxi.com>
1241 * config/arm/arm.c: Fix a comment typo.
1242 * config/arm/arm.h: Likewise.
1243 * config/ia64/ia64.c: Likewise.
1245 2001-10-30 Jakub Jelinek <jakub@redhat.com>
1247 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
1248 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
1249 * rtl.h (set_unique_reg_note): Change return value.
1250 * gcse.c (try_replace_reg): Use set_unique_reg_note.
1251 * cse.c (cse_insn): Likewise.
1252 * expr.c (emit_move_insn): Likewise.
1253 * explow.c (force_reg): Likewise.
1254 * local-alloc (update_equiv_regs): Likewise.
1255 * loop.c (move_moveables, load_mems): Likewise.
1256 * reload (find_reloads): Likewise.
1258 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
1261 * c-decl.c (parmlist_tags_warning, start_struct,
1262 check_for_loop_decls): Separate messages for struct, union and
1263 enum cases to allow for languages in which they have different
1265 * c-format.c (scanf_flag_specs): Separate short and long name of
1266 the assignment suppression feature.
1267 (check_format_types): Localize "pointer" and "different types"
1269 * c-lex.c (lex_number): Localize "an unsigned long int" and
1271 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
1273 * c-typeck.c (build_unary_up): Separate messages for increment and
1274 decrement cases to allow for languages in which they use different
1275 articles. Localize the strings "increment" and "decrement" in one
1278 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
1280 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
1281 when no changes has been made.
1283 * gcse.c (reg_set_bitmap): Turn into reg_set.
1284 (modify_mem_list_set, canon_modify_mem_list_set)
1285 (clear_modify_mem_tables, free_modify_mem_tables): New.
1286 (gcse_main); Use free_modify_mem_tables.
1287 (free_gcse_mem): Likewise; free the bitmaps.
1288 (alloc_gcse_main): Initialize the bitmaps.
1289 (canon_list_insert): Set canon_modify_mem_list_set.
1290 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
1291 (compute_hash_table): Use clear_modify_mem_tables.
1292 (reset_opr_set_tables): Likewise.
1293 (oprs_not_set_p): reg_set_bitmap is regset.
1294 (mark_set, mark_clobber): Likewise.
1296 * df.h (DF_EQUIV_NOTES): New constant.
1297 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
1300 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
1301 (init_regions, schedule_insns): Conditionalize the checking
1302 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
1304 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
1306 * i386.md (movti_rex64 splitter): Fix condition.
1308 2001-10-29 Zack Weinberg <zack@codesourcery.com>
1310 * configure.in: Do not assume that gas's version number is the
1311 last thing on the first line of as --version output.
1312 * configure: Regenerate.
1314 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
1315 MT_WARNING, MT_ERROR, MT_FATAL.
1316 (main): Call gcc_init_libintl.
1317 (v_message): Call gettext on msgid and "warning: "
1318 * tradcif.y: Include intl.h.
1319 (yyerror): Make parameter definition consistent with
1320 prototype. Call gettext on msgid argument.
1322 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1324 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
1327 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
1329 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1331 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
1332 before referencing it.
1334 2001-10-26 DJ Delorie <dj@redhat.com>
1336 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
1337 override -G, and force -G0.
1339 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1341 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
1342 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
1343 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
1344 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
1346 * loop.h (struct induction): Rename ext_dependant to
1348 * loop.c: Change all uses.
1349 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
1350 All callers changed.
1351 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
1353 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1355 * c-parse.in (expr_no_commas, primary), c-typeck.c
1356 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
1358 2001-10-29 David Edelsohn <edelsohn@gnu.org>
1360 Undo assemble_name change in earlier patch.
1362 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
1364 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
1365 determining the type of the receiver, do not check that TREE_CODE
1366 of receiver is CALL_EXPR before calling receiver_is_class_object().
1367 (receiver_is_class_object): For the GNU runtime: recognize
1368 the case that the receiver is self in a class method context.
1369 Check that TREE_CODE of receiver is CALL_EXPR when checking that
1370 the receiver is a call to objc_get_class.
1372 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1374 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
1376 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1378 * Makefile.in (OBJS): Put all files in alphabetical order.
1380 * dwarf2out.c (add_const_value_attribute): Fix error in last
1383 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
1385 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
1386 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
1388 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
1389 (life_analysis): call purge_all_dead_edges after deleting noops.
1390 (delete_noop_move): Do not purge CFG.
1391 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
1393 2001-10-28 David Edelsohn <edelsohn@gnu.org>
1395 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
1396 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
1397 (ASM_GLOBALIZE_LABEL): Use assemble_name.
1398 (ASM_OUTPUT_COMMON): Likewise.
1399 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
1400 (rs6000_output_function_epilogue): Likewise.
1401 (output_mi_thunk): Fix typo.
1402 (rs6000_output_symbol_ref): Use assemble_name.
1403 (output_toc): Likewise.
1404 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
1405 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
1406 assemble_name calls STRIP_NAME_ENCODING.
1407 (ASM_OUTPUT_LABEL): Use assemble_name.
1408 (ASM_GLOBALIZE_LABEL): Likewise.
1409 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1410 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
1411 (ASM_OUTPUT_LOCAL): Likewise.
1413 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1415 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
1416 (expand_builtin_apply, expand_builtin_return): Likewise.
1417 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
1419 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1421 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1422 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
1423 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
1424 configure, configure.in, except.c, except.h, flow.c, function.c,
1425 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
1426 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
1427 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
1428 unroll.c: Fix spelling errors.
1430 * doc/extend.texi, doc/invoke.texi: Fix spelling.
1432 * doc/gcc.texi: Document use of "dependent" and American spelling.
1434 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
1436 * expr.c (emit_group_load): Support CONCATs by storing them to memory
1439 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1441 * expr.c (store_constructor_field): Only call adjust_address on MEM.
1443 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
1445 * genrecog.c (write_switch): Output if before switch for
1446 DT_elt_zero_wide_safe.
1448 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1450 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
1451 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
1452 (FUNCTION_PROFILER): Const-ify.
1453 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
1454 (eliminate_constant_term, assemble_name, output_addr_const):
1455 Remove declarations.
1456 (ptr_half_pic_address_p, half_pic_hash): Prototype.
1457 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
1458 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
1459 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
1460 (half_pic_declare, half_pic_external): Const-ify.
1461 * toplev.c: Include "halfpic.h".
1463 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1465 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
1466 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
1467 config/i386/i386.c, config/i386/i386-interix.h,
1468 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
1469 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
1470 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
1471 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
1472 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
1473 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
1474 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
1477 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1478 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
1479 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
1480 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
1481 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
1482 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
1483 system.h, toplev.c: Fix spelling errors.
1485 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1487 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
1489 * dwarf2out.c (reg_number): Abort if pseudo.
1490 (reg_loc_descriptor): Return 0 if pseudo.
1491 (is_based_loc): Return 0 if pseudo.
1492 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
1494 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
1495 (loc_descriptor): Return 0 if can't find location and handle 0
1496 return from recursive calls.
1497 (loc_descriptor_from_tree): Likewise.
1498 Fix handling of indirect.
1499 Also return 0 for PLACEHOLDER_EXPR.
1500 Clean up COMPONENT_REF cases.
1501 (add_AT_location_descriptor): Simplify, but handle 0 return from
1503 (add_const_value_attribute): Avoid shift count warning.
1504 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
1505 Set comp_unit_die as context if not in function.
1507 * config/mips/mips-protos.h: Break up long lines.
1508 Remove needless #ifdef/#endif blocks.
1509 Don't declare functions declared in file made by genpreds or recog.h.
1510 * config/mips/mips.c (mips_output_function_prologue): TSIZE
1511 is now HOST_WIDE_INT; delete unneeded casts.
1512 * config/mips/mips.h: Don't use #elif.
1514 * expr.c (stor_constructor_field): Always call adjust_address.
1515 Copy TARGET before changing its alias set.
1516 (store_field): Likewise, for TO_RTX.
1517 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
1519 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
1520 (find_placeholder): Return 0 if can't find object.
1521 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
1524 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1526 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
1528 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
1530 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
1531 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
1532 (merge_blocks): Properly udpate life after making edge nonfallthru.
1533 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
1535 2001-10-26 Kazu Hirata <kazu@hxi.com>
1537 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
1539 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
1541 * c-typeck.c (convert_arguments): When comparing for enumeral
1542 type equality, use TYPE_MAIN_VARIANT.
1543 * gcc.dg/Wconversion.c: New tests.
1545 2001-10-26 Kazu Hirata <kazu@hxi.com>
1547 * s390/s390.c: Fix comment typos.
1548 * s390/s390.h: Likewise.
1549 * s390/s390.md: Likewise.
1551 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1553 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
1554 (walk_tree): Use it for tail calls where appropriate.
1556 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1558 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
1559 non-local label_refs.
1561 2001-10-26 Kazu Hirata <kazu@hxi.com>
1563 * config/h8300/h8300.md (4 anonymous patterns): New.
1565 2001-10-26 Kazu Hirata <kazu@hxi.com>
1567 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
1568 algorithm through the shift_info structure.
1569 (emit_a_shift): Update the use of get_shift_alg.
1571 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
1573 * sched-rgn.c: Remove bitset typedef.
1574 Change bitset to sbitmap in prototypes / variable types.
1576 Remove edgeset_bits.
1577 Remove edgeset_size.
1578 s/BITSET_ADD/SET_BIT/g
1579 s/BITSET_INVERT/sbitmap_ones/g
1580 s/BITSET_INTER/sbitmap_a_and_b/g
1581 s/BITSET_UNION/sbitmap_a_or_b/g
1582 s/BITSET_DIFFER/sbitmap_difference/g
1583 s/bitset_member/TEST_BIT/g
1584 (BITSET_*): Removed.
1585 (bitset_member): Removed.
1586 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
1587 EXECUTE_IF_SET_IN_SBITMAP.
1588 (split_edges): Rewrite, use sbitmap functions instead of bitset
1590 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
1592 2001-10-26 Andreas Schwab <schwab@suse.de>
1594 * reload1.c (emit_input_reload_insns): Fix parens in last
1595 (undocumented) change that was supposed to change only whitespace.
1597 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1599 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
1601 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
1604 2001-10-26 Andreas Jaeger <aj@suse.de>
1606 * flow.c (clear_log_links): Remove unused variable.
1607 * cfgcleanup.c (cleanup_cfg): Likewise.
1609 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1611 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
1612 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
1614 2001-10-26 Richard Henderson <rth@redhat.com>
1616 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
1617 rename PV_REG to R27_REG.
1618 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
1619 (REG_CLASS_FROM_LETTER): Update.
1620 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
1621 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
1622 (udivsi3, modsi3, umodsi3): Likewise.
1623 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
1625 2001-10-26 Richard Henderson <rth@redhat.com>
1627 * cfg.c (clear_aux_for_blocks): Split out of ...
1628 (free_aux_for_blocks): here.
1629 (clear_aux_for_edges): Split from ...
1630 (free_aux_for_edges): here.
1631 * basic-block.h: Declare them.
1632 * lcm.c (compute_antinout_edge): Use them.
1633 (compute_laterin, compute_available, compute_nearerout): Likewise.
1634 (optimize_mode_switching): Likewise.
1636 2001-10-26 Richard Henderson <rth@redhat.com>
1638 * Makefile.in (unstage*): Remove as, ld, collect-ld before
1639 moving everything back to the main build directory.
1641 2001-10-26 Christopher Faylor <cgf@redhat.com>
1643 * config/i386/cygwin.h: Search target specfic include directory, if
1646 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1648 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
1649 of macro guards. Fix #endif comment.
1651 * output.h (default_exception_section, default_eh_frame_section):
1652 Move prototypes outside of macro guard.
1654 * crtstuff.c: Fix #endif comment.
1656 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
1658 * doc/md.texi (movMM): Clarify semantics of storing into a
1659 non-paradoxical SUBREG.
1661 2001-10-25 Zack Weinberg <zack@codesourcery.com>
1663 * langhooks.c (lang_hook_default_clear_binding_stack): New.
1664 (lang_hook_default_get_alias_set): Move next to other alias
1666 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
1667 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
1668 (LANG_HOOKS_INITIALIZER): Add it.
1669 * toplev.h (struct lang_hooks): Add clear_binding_stack.
1670 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
1671 instead of a loop calling poplevel.
1673 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
1675 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
1676 occurrences of #elif with #if...#endif.
1678 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1680 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
1682 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1684 * alias.c (can_address_p): No longer static.
1685 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
1686 Return 0 if all parameters are default values.
1687 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
1688 (adjust_address_1): Try harder to compute a size.
1689 * expr.c (expand_assignment, store_constructor): If can't address,
1690 set MEM_KEEP_ALIAS_SET_P.
1691 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
1692 (store_field): Likewise.
1693 (store_constructor): Simplify call to store_constructor_field.
1694 * expr.h (can_address_p): New declaration.
1695 * gensupport.c (gen_rtx_CONST_INT): New function.
1696 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
1697 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
1698 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
1700 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
1702 2001-10-24 Christopher Faylor <cgf@redhat.com>
1704 * config/i386/cygwin.h: Use proper path for mingw crt files when
1707 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1709 * dwarf2out.c (file_info_cmp): Always return consistent results.
1711 2001-10-24 Roger Sayle <roger@eyesopen.com>
1713 * stmt.c (expand_end_case): Index jumptables from zero for
1714 suitably small values of minval.
1716 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1718 * stor-layout.c (place_union_field): If any field was aligned with
1719 attribute aligned, set record type's TYPE_USER_ALIGN.
1720 (place_field): Likewise.
1721 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
1722 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
1724 2001-10-24 Zack Weinberg <zack@codesourcery.com>
1726 * c-common.h (struct c_common_identifier): Remove rid_code field.
1727 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
1729 * c-typeck.c (constructor_designated): New local flag.
1730 (struct constructor_stack): Add "designated" field to match.
1731 (start_init): Clear it.
1732 (really_start_incremental_init, push_init_level): Push and
1734 (pop_init_level): Pop it.
1735 (set_designator): Set it.
1737 (pop_init_level): Suppress "missing initializer" warnings if
1738 constructor_designated is true.
1739 (process_init_element): Suppress warning about union
1740 initialization under traditional C, if constructor_designated
1743 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1745 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
1748 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
1750 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
1752 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
1754 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
1755 the node was already a set to a constant.
1757 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1759 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
1760 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
1762 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1764 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
1765 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
1766 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
1767 * s390.c (s390_final_chunkify): Don't use string concatenation.
1768 (s390_function_prologue, s390_function_epilogue): Const-ify.
1769 * s390.h (FUNCTION_PROFILER): Remove unused variable.
1771 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1773 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
1776 2001-10-23 Stan Shebs <shebs@apple.com>
1778 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
1779 -traditional-cpp in first-stage compilation.
1781 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1783 * gensupport.c (target_flags): Add.
1785 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
1787 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
1789 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
1790 * except.c (expand_builtin_frob_return_addr): Likewise.
1791 (expand_builtin_eh_return): Likewise.
1792 * stmt.c (expand_computed_goto): Likewise.
1793 * explow.c (memory_address): Likewise.
1794 (allocate_dynamic_stack_space): Clean up predicate testing.
1795 (probe_stack_range): Convert SIZE to Pmode.
1796 * calls.c (rtx_for_function_call): Only call convert_memory_address
1798 Pass function call operand as ptr_mode, not Pmode.
1799 * expr.c (expand_assignment): Clean up calls to convert_memory
1800 address by only doing so when needed and making offsets Pmode.
1801 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
1802 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
1803 is in Pmode, not ptr_mode.
1805 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1807 * darwin-protos.h (constructor_section, destructor_section,
1808 mod_init_section, mod_term_section): Prototype.
1809 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
1811 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
1813 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
1814 objc_section_init declaration.
1815 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
1816 (objc_section_init, try_section_alias): Make static.
1817 (alias_section): Make static and hide unused function.
1818 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
1820 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1822 * alias.c (can_address_p): Compnonents are not addressable if
1823 the containing type has alias set 0.
1824 (get_alias_set): Rework to use STRIP_NOPS.
1825 Only call front-end routine on object, type, or object with
1826 NOPs stripped, not inner values.
1827 Use language hook to call front-end routine.
1828 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
1829 (expand_builtin_apply): Call set_mem_align on MEMs we make.
1830 Don't pass alignment to emit_block_move.
1831 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
1832 (expand_builtin_memset): Likewise, but for clear_storage.
1833 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
1834 and remove C++ specific parts.
1835 * c-common.h (c_common_get_alias_set): Add declaration.
1836 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
1837 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
1838 (save_fixed_argument_area): Call set_mem_align.
1839 Remove alignment in call to emit_block_move.
1840 (emit_library_call_value_1, store_one_arg): Likewise.
1841 (target_for_arg): Remove; disabled long ago.
1842 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
1843 once and similar cleanups.
1844 (offset_address): Use proper introductory comment.
1845 * expr.c (emit_block_move): Use alignment from that of MEM args, not
1846 from explicit operand; all callers changed.
1847 (clear_storage): Likewise.
1848 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
1849 (store_field): Remove kludge on alias set used for to_rtx.
1850 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
1851 (expand_expr_unaligned): Call set_mem_attributes instead of
1853 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
1854 * function.c (assign_stack_temp_for_type): Set MEM alignment.
1855 (expand_function_end): Track MEM attributes of trampolines.
1856 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
1857 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
1858 attributes from original.
1859 * langhooks.c (lang_hook_default_get_alias_set): New function.
1860 (hook_get_alias_set_0): New function.
1861 * langhooks.h (hook_get_alias_set_0): New declaration.
1862 (lang_hook_default_get_alias_set): Likewise.
1863 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
1864 * reload1.c (alter_reg): Use adjust_address_nv.
1865 * rtl.c (get_mode_alignment): Moved to here.
1866 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
1867 change default if unknown from 1 to BITS_PER_UNIT.
1868 * stor-layout.c (get_mode_alignment): Remove from here.
1869 * toplev.h (struct lang_hoks): Add get_alias_set field.
1870 * tree.h (lang_get_alias_set): Delete declaration.
1871 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
1872 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
1873 (ix86_va_arg): Likewise.
1874 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
1875 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
1876 * config/sparc/sparc.c (sparc_va_arg): Likewise.
1877 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1878 (expand_block_move_mem): Remove dead code.
1880 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
1882 * c-common.c (warn_div_by_zero): New.
1883 * c-common.h (warn_div_by_zero): New.
1884 * c-decl.c (c_decode_option): Take it on the command line.
1885 * c-typeck.c (build_binary_op): Warn about division by zero.
1886 * doc/invoke.texi: Document the new command line option, fix
1887 documentation of -Wmultichar.
1888 * testsuite/gcc.dg/divbyzero.c: New tests.
1889 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
1891 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1893 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
1895 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
1896 to avoid update_life_info call.
1897 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
1898 * cfgcleanup.c (bb_flags): New enum.
1899 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
1900 (notice_new_block, update_forwarder_flag): New functions.
1901 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
1902 (try_forward_edges): Likewise; update flags.
1903 (merge_blocks): Likewise.
1904 (outgoing_edges_match): Likewise.
1905 (try_crossjump_to_edge): Likewise.
1906 (try_optimize_cfg): Likewise; initialize and clear the flags;
1907 recompute life info if needed.
1908 (cleanup_cfg): No need to clear aux pointers.
1910 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
1912 * config/i386/i386.c (override_options): Default to minimum
1913 stack alignment when optimizing for code size.
1914 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
1917 * config/i386/i386.c (override_options): Set upper limit of
1918 -mpreferred-stack-boundary to 12.
1920 2001-10-22 Zack Weinberg <zack@codesourcery.com>
1922 * recog.c (peephole2_optimize): Add default case to switch.
1924 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
1926 * doc/gcc.texi (Sending Patches): Remove.
1928 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
1930 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
1931 fields when comparing.
1933 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1935 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
1936 * arm.c (HOST_INT, HOST_UINT): Likewise.
1938 2001-10-22 Stan Shebs <shebs@apple.com>
1940 * config/darwin-protos.h (darwin_exception_section): Declare.
1941 (darwin_eh_frame_section): Declare.
1943 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1945 * i386.md (movti_rex64): Fix mode.
1947 2001-10-22 Stan Shebs <shebs@apple.com>
1949 * target.h (struct gcc_target): Add asm_out.exception_section,
1950 asm_out.eh_frame_section.
1951 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
1952 (TARGET_ASM_EH_FRAME_SECTION): New.
1953 (TARGET_INITIALIZER): Update.
1954 * output.h (default_exception_section): Declare.
1955 (default_eh_frame_section): Declare.
1956 * dwarf2out.c: Include target.h.
1957 (output_call_frame_info): Call target hook for eh frames.
1958 (default_eh_frame_section): New function.
1959 * except.c: Include target.h.
1960 (output_function_exception_table): Call target hook for exception
1962 * varasm.c (default_exception_section): Rename from
1963 exception_section, remove EXCEPTION_SECTION macro.
1965 * config/darwin.h (darwin_eh_frame_section): New function.
1966 (EXCEPTION_SECTION): Remove.
1967 (TARGET_ASM_EXCEPTION_SECTION): Define.
1968 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
1969 (nextstep_exception_section): New function.
1970 (nextstep_eh_frame_section): New function.
1971 (TARGET_ASM_EXCEPTION_SECTION): Define.
1972 (TARGET_ASM_EH_FRAME_SECTION): Define.
1974 * config/pa/som.h (EXCEPTION_SECTION): Remove.
1975 (TARGET_ASM_EXCEPTION_SECTION): Define.
1976 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
1977 (EXCEPTION_SECTION): Remove.
1978 (TARGET_ASM_EXCEPTION_SECTION): Define.
1979 * config/stormy16/stormy16.h: Remove comments referencing
1980 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
1982 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
1983 TARGET_ASM_EH_FRAME_SECTION.
1985 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
1987 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
1990 * c-format.c: Fix spelling typo in comment.
1992 * sched-int.h: Fix typo in GCC preamble.
1994 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
1997 * doc/invoke.texi: Remove references to -fdump-translation-unit.
1999 2001-10-22 Richard Henderson <rth@redhat.com>
2001 * config/i386/i386.c (ix86_expand_clear): New.
2002 * config/i386/i386-protos.h: Declare it.
2003 * config/i386/i386.md (setcc peep2s): Use it.
2004 (movsi_xor): Unexport.
2006 2001-10-22 Richard Henderson <rth@redhat.com>
2008 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
2009 free_EXPR_LIST_list for LOG_LINKS.
2011 2001-10-21 Robert Lipe <robertlipe@usa.net>
2013 * config/i386/i386.c (sco_asm_named_section): Delete.
2014 (sco_asm_out_constructor): Delete.
2015 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
2016 (ASM_OUTPUT_DOUBLE_INT): Likewise.
2017 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
2018 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
2019 (EXCEPTION_SECTION): Delete EH scn renaming hack.
2021 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2023 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
2024 and/or fold extra calls into fewer ones.
2025 * collect2.c (dump_file): Likewise.
2026 * cppexp.c (parse_number): Likewise.
2027 * cpplex.c (_cpp_lex_direct): Likewise.
2028 * final.c (output_asm_insn, asm_fprintf): Likewise.
2029 * fix-header.c (inf_scan_ident, main): Likewise.
2030 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
2032 * fold-const.c (real_hex_to_f): Likewise.
2033 * gen-protos.c (parse_fn_proto): Likewise.
2034 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
2035 * genrecog.c (change_state, write_action): Likewise.
2036 * gensupport.c (shift_output_template): Likewise.
2037 * local-alloc.c (requires_inout): Likewise.
2038 * mips-tfile.c (IS_ASM_IDENT): Likewise.
2039 * protoize.c (is_id_char, main): Likewise.
2040 * real.c (asctoeg): Likewise.
2041 * recog.c (asm_operand_ok): Likewise.
2042 * reload.c (find_reloads): Likewise.
2043 * scan.c (scan_identget_token): Likewise.
2044 * sched-vis.c (print_value): Likewise.
2045 * stringpool.c (ggc_alloc_string): Likewise.
2046 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
2047 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
2048 * tradcpp.c (rescan): Likewise.
2049 * tree.c (clean_symbol_name): Likewise.
2050 * varasm.c (decode_reg_name): Likewise.
2052 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
2053 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
2054 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
2055 * m88k.c (output_ascii): Likewise.
2056 * m88k.h (OVERRIDE_OPTIONS): Likewise.
2057 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
2058 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
2059 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
2061 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
2063 * langhooks.c (lang_hook_default_do_nothing,
2064 lang_hook_default_decode_option): New defaults.
2065 * langhooks.h: Make hooks unconditional and non-NULL.
2066 * toplev.c (compile_file, toplev_main): Update.
2067 * toplev.h: Update comments.
2068 * objc/objc-act.c (lang_hooks): Update to new paradigm.
2070 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2072 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
2074 * system.h (IN_RANGE): New macro.
2076 2001-10-21 Zack Weinberg <zack@codesourcery.com>
2078 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
2079 INTLDEPS variable, which does not include $LIBICONV.
2080 * Makefile.in: Use INTLDEPS in LIBDEPS.
2081 * configure: Regenerate.
2083 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
2085 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
2086 * cpplex.c (lex_percent, lex_dot): Remove.
2087 (get_effective_char, skip_block_comment, skip_line_comment,
2088 parse_identifier_slow, parse_number, parse_string, save_comment,
2089 _cpp_lex_direct): Update to do lookback freely.
2090 (IF_NEXT_IS, BACKUP): New macros.
2091 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
2092 * cppmacro.c (paste_tokens): Update.
2094 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
2096 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
2098 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
2100 * reload1.c (reload): Check CONSTANT_P before calling
2101 LEGITIMATE_PIC_OPERAND_P.
2102 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
2103 workaround of 2001-10-13.
2105 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
2107 * i386.c (split_di): Handle splitting of DFmode.
2109 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2111 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
2112 (adjust_address_1, offset_address): Likewise.
2114 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
2115 (output_asm_insn): Call it for each line output.
2116 Don't record an operand more than once.
2118 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
2119 * main.c: Include config.h and system.h, but not ansidecl.h.
2120 * Makefile.in (main.o): Update accordingly.
2122 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2124 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
2126 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
2128 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
2129 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
2131 (find_sub_basic_blocks): ... here;
2132 (find_many_sub_basic_blocks): New.
2133 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
2135 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
2137 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
2139 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
2141 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
2142 * flow.c (update_life_info): Measure time.
2143 * c-decl.c: Include timevar.h
2144 (c_expand_body): Measure time.
2145 * toplev.c (rest_of_compilation): Measure time of mode switching
2147 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
2149 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
2150 (lang_independent_options): Add asynchronous-unwind-tables
2151 (toplev_main): flag_asynchronous_unwind_tables implies
2153 * flags.h (flag_asynchronous_unwind_tables): Declare.
2154 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
2155 flag_asynchronous_unwind_tables.
2156 (output_call_frame_info): Likewise.
2157 * invoke.texi (-fasynchronous-unwind-tables): Document.
2158 * i386.c (optimization_options): Enable
2159 flag_asynchronous_unwind_tables.
2161 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
2162 * i386.md (s* expanders): Destination is QImode.
2164 * toplev.c (rest_of_compilation): Do not call clear_log_links.
2165 * rtl.h (clear_log_links): Kill.
2166 * flow.c (clear_log_links): Make static; accept blocks parameter;
2167 do no clear life info.
2168 (update_life_info): Call clear_log_links.
2170 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
2172 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
2174 * cpplex.c (handle_newline, skip_escaped_newlines,
2175 get_effective_char, skip_block_comment, skip_line_comment,
2176 parse_identifier_slow, parse_number, parse_string,
2177 _cpp_lex_direct): Update to do more stepping back.
2178 (trigraph_ok): Similarly. Rename trigraph_p.
2179 (SAVE_STATE, RESTORE_STATE): Remove.
2180 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
2182 * cpplib.c (destringize): Rename destringize_and_run, and
2183 call run_directive directly.
2184 (_cpp_do__Pragma): Simplify.
2186 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2188 * pe.c (arm_pe_unique_section): Const-ify.
2189 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
2190 (switch_to_section): Add static prototype.
2192 * output.h (drectve_section): Prototype.
2194 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2196 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
2197 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
2198 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
2199 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
2200 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
2201 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
2202 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
2203 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
2204 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
2205 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
2206 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
2207 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
2208 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
2209 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
2210 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
2211 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
2212 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
2213 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
2214 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
2215 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
2216 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
2217 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
2218 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
2219 cris-*-none, cris-*-linux*: Update ${tmfile} list.
2220 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
2221 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
2222 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
2223 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
2224 v850-*-*): Delete superflous ${cpu_type} setting.
2225 * config/linux.h: Delete svr4.h include.
2226 (SET_ASM_OP): Delete.
2227 * config/netware.h (INT_ASM_OP): Undef before define.
2228 * config/ptx4.h: Delete elfos.h include.
2229 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
2230 * config/svr4.h: Delete elfos.h include. Update commentary.
2231 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
2232 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
2233 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
2234 config/v850/v850.h: Delete svr4.h include.
2235 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
2236 config/m68k/m68kv4.h, config/m88k/sysv4.h,
2237 config/sparc/sysv4.h: Update includes.
2238 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
2239 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
2240 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
2241 config/m88k/dguxbcs.h: Delete includes.
2242 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
2243 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
2244 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
2246 * config/m88k/dgux.h: Delete include.
2247 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
2249 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
2250 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
2251 * config/sh/elf.h: Update include.
2252 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
2253 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
2255 2001-10-19 Catherine Moore <clm@redhat.com>
2257 * config/stormy16/stormy-abi: Updates to varargs descriptions.
2258 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
2259 base and count fields.
2260 (stormy16_expand_builtin_va_start): last_reg_count changed to
2261 size_of_reg_args. Use count + size in first comparison.
2263 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2265 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
2266 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
2267 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
2268 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
2269 Set alignment from type if INDIRECT_REF.
2270 (adjust_address_1, offset_address): Simplify alignment compuitation.
2271 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
2272 here; done by set_mem_attributes.
2274 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2276 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
2277 * arm-protos.h (rdata_section, zero_init_section, common_section):
2279 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
2280 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
2281 traditional mode stringification.
2282 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
2283 in macros controling its use.
2284 * rtlanal.c: Include tm_p.h.
2285 * varasm.c (asm_output_aligned_bss): Mark parameter with
2287 (assemble_constant_align, assemble_start_function, assemble_align,
2288 assemble_variable, assemble_trampoline_template,
2289 output_constant_def_contents): Wrap potentially empty if-stmt body
2292 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2294 * a29k-protos.h (literal_section): Prototype.
2295 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
2296 * a29k.md: Ensure function pointers are prototyped.
2297 * genattrtab.c (write_eligible_delay): Mark parameter with
2300 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2302 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
2303 * 1750a.c (print_operand): Fix format specifier warning.
2304 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
2305 * 1750a.md: Likewise.
2306 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
2307 * genemit.c (output_add_clobbers): Mark parameter with
2309 * genrecog.c (write_subroutine): Likewise.
2310 * integrate.c (expand_inline_function): Delete unused variable.
2311 * varasm.c (remove_from_pending_weak_list): Wrap with
2314 2001-10-19 Jakub Jelinek <jakub@redhat.com>
2316 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
2317 field is different to previous argument's neg field.
2319 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
2321 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2323 * final.c (get_decl_from_op): New function.
2324 (output_asm_insn): Call it; write "*" when item with decl is address.
2326 2001-10-19 Janis Johnson <janis187@us.ibm.com>
2328 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
2329 about 64-bit support from the 3.0_branch version.
2331 2001-10-19 Zack Weinberg <zack@codesourcery.com>
2333 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
2334 USE_INCLUDED_LIBINTL when appropriate.
2335 * configure, config.in: Regenerate.
2336 * Makefile.in (datadir): Set to @datadir@.
2337 (intl.o): Also depend on $(CONFIG_H) and system.h.
2339 * intl.c: Factor out common gettext initialization sequence.
2340 (gcc_init_libintl): New function.
2341 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
2342 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
2343 off NLS. Add multiple include guard. No need to #ifdef-guard
2344 an #undef. Prototype gcc_init_libintl here.
2346 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
2347 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
2348 Use gcc_init_libintl.
2350 2001-10-19 Catherine Moore <clm@redhat.com>
2352 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
2354 * config/stormy16/stormy16.c (stormy16_split_move): Make
2355 sure that REG_INC notes are present for auto_inc operands.
2357 2001-10-19 Andreas Jaeger <aj@suse.de>
2359 * configure: Regenerated.
2360 * configure.in: Add x86_64 to switch statements.
2362 2001-10-18 Richard Henderson <rth@redhat.com>
2364 * config/alpha/alpha.md (sibcall_osf_1): Load destination
2365 address into $27 explicitly.
2366 (sibcall_value_osf_1): Likewise.
2368 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2370 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
2371 (offset_address): New function.
2372 (free_emit_status): Free regno_decl.
2373 (init_emit): Pass proper number of elements to xcalloc.
2374 Allocate regno_decl.
2375 (mark_emit_status): Mark regno_decl values.
2376 * expr.c (highest_pow2_factor): New function.
2377 (expand_assigment): Use it and offset_address.
2378 Properly handle ptr_mode vs. Pmode in offset calculation.
2379 (store_constructor, expand_expr_unaligned): Likewise.
2380 (expand_expr, case COMPONENT_EXPR): Likewise.
2381 * expr.h (offset_address): New decl.
2382 * function.h (struct emit_status): Add regno_decl.
2383 (REGNO_DECL): New macro.
2384 * final.c (output_asm_name): Move in file and don't conditionalize
2385 on flag_print_asm_name.
2386 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
2387 Output names of operands, if known.
2388 * function.c (assign_parms): Set REGNO_DECL.
2389 * integrate.c (integrate_decl_tree): Likewise.
2390 * stmt.c (expand_decl): Likewise.
2391 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
2393 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
2395 * attribs.c (handle_noinline_attribute): New function.
2396 (handle_used_attribute): Likewise.
2397 (c_common_attribute_table): Added noinline and used.
2398 * doc/extend.texi (Function Attributes): Document them.
2399 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
2400 Warn when merging inline with attribute noinline.
2401 (start_decl, start_function): Warn if inline and attribute
2402 noinline appear in the same declaration.
2404 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
2406 * config.gcc: Update c4x and i370 for C front end-specific
2408 * config/c4x/c4x-c.c: New.
2409 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
2410 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2412 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
2413 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2415 (c4x_init_pragma): Remove.
2416 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
2417 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
2418 c4x_pr_ignored): Move to c4x-c.c.
2419 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
2420 * config/c4x/t-c4x: Update.
2421 * config/i370/i370-c.c: New.
2422 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
2423 (i370_pr_map): Move to i370-c.c.
2424 * config/i370/t-i370: New.
2426 * doc/tm.texi: Update.
2428 2001-10-17 Stan Shebs <shebs@apple.com>
2430 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
2431 typo fixes throughout.
2432 (machopic_output_stub): Remove some dead code.
2434 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
2436 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
2439 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2441 * Makefile.in (print-rtl.o): Depend on TREE_H.
2442 * alias.c (get_alias_set): Make two passes over objects to first
2443 see if inner object is access via restricted pointer.
2444 Defer allocating alias set for restricted pointer until here.
2445 Call find_placeholder with second arg nonzero.
2447 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
2448 set for restricted pointer types.
2449 * emit-rtl.c (set_mem_attributes): Set more attributes.
2450 (set_mem_align, change_address, adjust_address_1): New functions.
2451 (change_address_1): Now static.
2452 (adjust_address, adjust_address_nv): Deleted.
2453 (replace_equiv_address): Call change_address_1.
2454 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
2455 (find_placeholder): Get starting point from PLIST arg.
2456 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
2457 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
2458 (adjust_address, adjust_address_nv): New macros.
2459 * print-rtl.c (tree.h): New include.
2460 (print_rtx, case MEM): Print all memory attributes.
2462 2001-10-17 Richard Henderson <rth@redhat.com>
2464 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
2466 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2468 * c-tree.texi: Eliminate duplicated word.
2469 * cpp.texi: Likewise.
2470 * install.texi: Likewise.
2471 * invoke.texi: Likewise.
2472 * tm.texi: Likewise.
2474 2001-10-17 Michael Collison <collison@isisinc.net>
2476 * dsp16xx.c: Fix comment formatting to match GNU standards.
2477 (dsp16xx_output_function_prologue): Change type of 'size'
2478 parameter from 'int' to HOST_WIDE_INT.
2479 (dsp16xx_output_function_epilogue): Change type of 'size'
2480 parameter from 'int' to HOST_WIDE_INT.
2482 2001-10-16 Richard Henderson <rth@redhat.com>
2484 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
2485 * configure, config.in: Rebuild.
2487 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
2488 (ix86_output_addr_diff_elt): New.
2489 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
2490 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
2491 (JUMP_TABLES_IN_TEXT_SECTION): New.
2492 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
2493 * config/i386/i386-protos.h: Update.
2495 * config/i386/386bsd.h, config/i386/beos-elf.h,
2496 config/i386/freebsd-aout.h, config/i386/freebsd.h,
2497 config/i386/i386-interix.h, config/i386/i386elf.h,
2498 config/i386/linux.h, config/i386/netbsd-elf.h,
2499 config/i386/netbsd.h, config/i386/openbsd.h,
2500 config/i386/ptx4-i.h, config/i386/rtemself.h,
2501 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
2502 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
2504 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
2506 * stmt.c (expand_asm_operands): Update commentary.
2508 2001-10-16 Stan Shebs <shebs@apple.com>
2510 * config/darwin.h (GCC_NAME): Remove, no longer used.
2511 (NO_MATH_LIBRARY): Ditto.
2512 (MATH_LIBRARY): Define to emptiness.
2513 (DWARF2_DEBUGGING_INFO): Define.
2514 (PREFERRED_DEBUGGING_TYPE): Define.
2515 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
2516 (EXCEPTION_SECTION): Define.
2517 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2518 * config/darwin.c (darwin_encode_section_info): Handle case of
2519 DECL_INITIAL being error_mark_node.
2521 2001-10-16 Richard Henderson <rth@redhat.com>
2523 * alpha.c (current_file_function_operand): Don't fail for profiling.
2524 (direct_call_operand): New.
2525 * alpha-protos.h: Declare it.
2526 * alpha.h (EXTRA_CONSTRAINT): Use it.
2527 (PREDICATE_CODES): Add it.
2528 (ASM_OUTPUT_MI_THUNK): Remove.
2529 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
2530 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
2532 2001-10-16 Krister Walfridsson <cato@df.lth.se>
2534 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
2535 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2537 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2539 * cfg.c (free_edge): Break out from ....
2540 (remove_edge): ... here.
2541 (clear_edges): Use free_edge.
2543 * att.h (ASM_QUAD): Add comment.
2544 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
2546 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
2548 * i386.c (split_ti): New function.
2549 (ix86_split_to_parts): Support TImodes.
2550 * i386.h (VALID_INT_MODE_P): Add TImode.
2551 * i386.md (movdi splitter): Fix.
2552 (movti): Support 64bit integer registers.
2553 (movti_rex64): New function and splitter.
2555 * i386.c (*_cost): Add movsx/movzx cost.
2556 * i386.h (struct processor_costs): Add movsx/movzx fields.
2557 (RTX_COSTS): Handle zero/sign extend + avoid believing that
2558 64bit operations require split on 64bit machine.
2559 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
2561 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
2562 (ix86_expand_move): Avoid pushes of memory if size does not match;
2563 move long constants to register.
2564 (x86_initialize_trampoline): Fix mode.
2565 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
2566 Use ASM_QUAD on 64bit.
2567 * i386.md (test pattern): Disallow impossible constants.
2568 (tablejump PIC expander): Fix emitting of sum.
2569 (movdicc_rex64): Rename to movdicc.
2570 * linux64.h (LINK_SPEC): Add missing '%'.
2572 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
2574 * tree-inline.c (inlinable_function_p): Leave it up to the
2575 front-end to turn -finline-functions into DECL_INLINE set for all
2578 2001-10-16 Stan Shebs <shebs@apple.com>
2580 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
2582 2001-10-16 Alan Modra <amodra@bigpond.net.au>
2584 * recog.c: Formatting and comment typo fixes.
2586 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
2587 version in single tree build.
2588 * configure: Regenerate.
2590 2001-10-15 David Edelsohn <edelsohn@gnu.org>
2592 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
2593 MODE arguments to gen_rtx and compare operand with const0_rtx.
2595 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2597 * system.h: Poison old unused target macros.
2598 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
2599 * config/stormy16/stormy16.c: Update references to obsolete macros.
2600 * config/stormy16/stormy16.h: Similarly.
2601 * config/stormy16/stormy16.md: Similarly.
2602 * config/cris/cris.h: Similarly.
2604 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2606 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
2607 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
2608 cpp_register_pragma): Update accordingly.
2610 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
2612 * c-pragma.h (cpp_register_pragma_space): Remove.
2613 * cpplib.h (cpp_register_pragma_space): Remove.
2614 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
2615 (cpp_register_pragma_space): Remove.
2616 (cpp_register_pragma): Simplify using lookup_pragma_entry,
2618 (do_pragma): Similarly.
2619 (_cpp_init_internal_pragmas): Don't register namespaces.
2621 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
2622 Don't register namespaces.
2623 * cp/lex.c (init_cp_pragma): Similarly.
2624 * doc/tm.texi: Update.
2626 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
2629 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
2631 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
2633 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
2634 add scheduling support.
2635 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
2636 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
2637 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
2640 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
2642 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
2643 missing CONSTANT_P test in core GCC.
2645 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
2647 * cppmain.c (struct printer): New member source.
2648 (scan_translation_unit): Fix spacing at start of lines.
2649 (cb_line_change): Update.
2651 * gcc.dg/cpp/spacing2.c: New test.
2653 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
2655 * config/cris/arit.c: Use __builtin_labs, not abs.
2657 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
2659 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
2660 misplaced sprintf and fprintf argument.
2662 2001-10-12 Zack Weinberg <zack@codesourcery.com>
2664 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
2665 * configure.in, Makefile.in: Take out obsolete check-po logic.
2666 * configure, config.in: Regenerate.
2668 2001-10-12 Ziemowit Laski <zlaski@apple.com>
2670 * objc/objc-act.c (finish_objc): Correct precondition for emitting
2671 symtab declarations.
2673 2001-10-12 Stan Shebs <shebs@apple.com>
2675 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
2676 declarations of arguments and local variables.
2678 2001-10-12 Christopher Faylor <cgf@redhat.com>
2680 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
2681 ENDFILE_SPEC definition.
2683 2001-10-12 Kazu Hirata <kazu@hxi.com>
2685 * gthr-dce.h: Fix comment formatting.
2686 * gthr-posix.h: Likewise.
2687 * gthr-single.h: Likewise.
2688 * gthr-solaris.h: Likewise.
2689 * gthr-vxworks.h: Likewise.
2690 * gthr-win32.h: Likewise.
2692 2001-10-12 Jakub Jelinek <jakub@redhat.com>
2694 * final.c (output_asm_insn): Make sure assembly dialects are
2695 terminated, not nested. Output `|' and `}' characters if they
2696 don't appear inside assembly dialect selection.
2697 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
2698 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
2699 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
2700 strsetsi_rex_1): Add {} braces.
2702 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2704 * toplev.c (compile_file): Ignore return value from yyparse.
2705 Always pop any nested binding levels after yyparse returns.
2707 2001-10-11 Richard Henderson <rth@redhat.com>
2709 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
2711 2001-10-11 Richard Henderson <rth@redhat.com>
2713 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
2714 fall back to add_AT_long_long for large CONST_INT.
2716 2001-10-11 Richard Henderson <rth@redhat.com>
2718 * config/i386/i386.md (setcc splitters): Add four splitters to
2719 simplify compound compares that simplify_comparison can't handle.
2721 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2723 * cpplex.c (digraph_spellings, token_spellings): Make static.
2725 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2727 * unroll.c (loop_iterations): Fixup last patch.
2729 2001-10-11 Richard Henderson <rth@redhat.com>
2731 * rtl.h (REG_VTABLE_REF): New.
2732 * rtl.c (reg_note_name): Add it.
2733 * combine.c (distribute_notes): Handle it.
2734 * final.c (final_scan_insn): Handle it.
2735 * tree.def (VTABLE_REF): New.
2736 * expr.c (expand_expr): Handle it.
2737 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
2738 * output.h: Declare them.
2740 2001-10-11 Richard Henderson <rth@redhat.com>
2742 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
2745 2001-10-11 David Edelsohn <edelsohn@gnu.org>
2747 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
2748 available in 64-bit mode.
2750 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2752 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
2753 cris-*-linux* cases.
2754 * config/cris/cris-protos.h: New file.
2755 * config/cris/cris.c: New file.
2756 * config/cris/cris.h: New file.
2757 * config/cris/cris.md: New file.
2758 * config/cris/linux.h: New file.
2759 * config/cris/aout.h: New file.
2760 * config/cris/arit.c: New file.
2761 * config/cris/cris_abi_symbol.c: New file.
2762 * config/cris/mulsi3.asm: New file.
2763 * config/cris/t-aout: New file.
2764 * config/cris/t-cris: New file.
2765 * config/cris/t-elfmulti: New file.
2766 * config/cris/t-linux: New file.
2767 * doc/invoke.texi: Add CRIS options.
2768 * doc/install.texi (Specific): Add blurb for CRIS.
2770 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2772 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
2774 * config/float/i32.h: Likewise.
2775 * config/float-i386.h: Likewise.
2776 * config/float-i64.h: Likewise.
2777 * config/float-m68k.h: Likewise.
2778 * config/float-sh.h: Likewise.
2779 * config/float-sparc.h: Likewise.
2781 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2783 * doc/contrib.texi: Add note about CRIS port to my entry.
2785 2001-10-11 Kazu Hirata <kazu@hxi.com>
2787 * basic-block.h: Fix formatting.
2788 * bitmap.h: Likewise.
2789 * cpplib.h: Likewise.
2790 * c-tree.h: Likewise.
2791 * diagnostic.h: Likewise.
2792 * flags.h: Likewise.
2794 * longlong.h: Likewise.
2796 * reload.h: Likewise.
2800 2001-10-10 Richard Henderson <rth@redhat.com>
2802 * c-parse.in (asm_operand): Allow named operands.
2803 * genconfig.c (max_recog_operands): Set to 29.
2804 * local-alloc.c (requires_inout): Skip multiple digits.
2805 * recog.c (asm_operand_ok): Likewise.
2806 (preprocess_constraints): Use strtoul for matching constraints.
2807 (constrain_operands): Likewise.
2808 * regmove.c (find_matches): Likewise.
2809 * reload.c (find_reloads): Likewise.
2810 * stmt.c (parse_output_constraint): Don't reject in-out
2811 constraint on operands > 9. Reject '[' in constraint.
2812 (expand_asm_operands): Handle named operands. Use strtoul
2813 for matching constraints.
2814 (check_operand_nalternatives): Split out from expand_asm_operands.
2815 (check_unique_operand_names): New.
2816 (resolve_operand_names, resolve_operand_name_1): New.
2818 * doc/extend.texi (Extended Asm): Document named operands.
2819 * doc/md.texi (Simple Constraints): Document matching constraints
2822 2001-10-10 Richard Henderson <rth@redhat.com>
2824 * combine.c (try_combine): Handle a SEQUENCE of one insn.
2826 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
2827 (jcc splitters): Add two splitters to simplify compound compares
2828 that simplify_comparison can't handle.
2830 2001-10-10 Richard Henderson <rth@redhat.com>
2832 * langhooks.c: Include langhooks.h.
2833 * Makefile.in (langhooks.o): Depend on it.
2835 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
2837 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
2838 should not be considered as a no-op.
2839 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
2841 2001-10-10 Stan Shebs <shebs@apple.com>
2843 * alias.c: Remove uses of "register" specifier in declarations
2844 of arguments and local variables.
2845 * c-common.c: Ditto.
2846 * c-convert.c: Ditto.
2848 * c-format.c: Ditto.
2849 * c-semantics.c: Ditto.
2850 * c-typeck.c: Ditto.
2851 * caller-save.c: Ditto.
2854 * cfgbuild.c: Ditto.
2856 * collect2.c: Ditto.
2860 * cppfiles.c: Ditto.
2863 * defaults.h: Ditto.
2865 * dwarf2out.c: Ditto.
2866 * dwarfout.c: Ditto.
2867 * emit-rtl.c: Ditto.
2872 * fix-header.c: Ditto.
2873 * floatlib.c: Ditto.
2875 * fold-const.c: Ditto.
2876 * function.c: Ditto.
2879 * gen-protos.c: Ditto.
2880 * genattrtab.c: Ditto.
2881 * gencheck.c: Ditto.
2882 * genconfig.c: Ditto.
2884 * genextract.c: Ditto.
2885 * genflags.c: Ditto.
2886 * gengenrtl.c: Ditto.
2887 * genoutput.c: Ditto.
2889 * genrecog.c: Ditto.
2890 * gensupport.c: Ditto.
2894 * haifa-sched.c: Ditto.
2895 * hard-reg-set.h: Ditto.
2897 * integrate.c: Ditto.
2900 * local-alloc.c: Ditto.
2902 * mips-tdump.c: Ditto.
2903 * mips-tfile.c: Ditto.
2906 * print-rtl.c: Ditto.
2907 * read-rtl.c: Ditto.
2910 * reg-stack.c: Ditto.
2911 * regclass.c: Ditto.
2916 * resource.c: Ditto.
2920 * sched-deps.c: Ditto.
2921 * sched-rgn.c: Ditto.
2923 * simplify-rtx.c: Ditto.
2925 * stor-layout.c: Ditto.
2932 * xcoffout.c: Ditto.
2934 2001-10-10 Richard Henderson <rth@redhat.com>
2936 * rtl.h (can_reverse_comparison_p): Remove.
2938 2001-10-10 Christopher Faylor <cgf@redhat.com>
2940 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
2943 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2945 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
2946 (Thanks to Chris Faylor for suggesting macro name).
2947 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
2949 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
2950 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
2951 (MATH_LIBRARY): Undef before definition.
2952 (OUTPUT_QUOTED_STRING): Likewise.
2953 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
2955 2001-10-10 Richard Henderson <rth@redhat.com>
2957 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
2958 (fde_unencoded_compare): Likewise. Don't use subtraction to get
2959 a tristate comparison value.
2960 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
2962 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2965 * unroll.c (loop_iterations): Ignore insns generated by loop
2968 * config.gcc (mips*-*-gnu*): Delete support.
2969 * config/mips/gnu.h: Remove.
2971 2001-10-10 Kazu Hirata <kazu@hxi.com>
2973 * calls.c: Fix formatting.
2974 * c-decl.c: Likewise.
2975 * cfgcleanup.c: Likewise.
2976 * combine.c: Likewise.
2977 * cppfiles.c: Likewise.
2978 * cpplib.c: Likewise.
2979 * cppmacro.c: Likewise.
2980 * crtstuff.c: Likewise.
2982 * dwarf2out.c: Likewise.
2983 * expmed.c: Likewise.
2985 * fold-const.c: Likewise.
2986 * function.c: Likewise.
2988 * genattrtab.c: Likewise.
2989 * ggc-page.c: Likewise.
2990 * integrate.c: Likewise.
2991 * libgcc2.c: Likewise.
2993 * optabs.c: Likewise.
2994 * profile.c: Likewise.
2995 * protoize.c: Likewise.
2997 * recog.c: Likewise.
2998 * reload1.c: Likewise.
2999 * reload.c: Likewise.
3000 * reorg.c: Likewise.
3001 * resource.c: Likewise.
3002 * sched-rgn.c: Likewise.
3003 * sdbout.c: Likewise.
3005 * toplev.c: Likewise.
3006 * varasm.c: Likewise.
3008 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
3010 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
3011 * Makefile.in (langhooks.o): Add dependencies.
3013 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
3015 * rs6000.c (rs6000_emit_load_toc_table): Don't
3016 strdup the toc label.
3017 (create_TOC_reference): Likewise.
3019 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
3021 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
3024 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
3026 * config/i386/i386.c (ix86_attribute_table): Correct
3027 min_len, max_len fields for dllimport, dllexport and shared.
3029 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
3031 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
3032 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
3033 Consistently use "nonzero" instead of "non-zero".
3035 2001-10-09 Kazu Hirata <kazu@hxi.com>
3037 * acconfig.h: Fix comment formatting.
3038 * c-dump.h: Likewise.
3039 * c-tree.h: Likewise.
3040 * conditions.h: Likewise.
3042 * function.h: Likewise.
3044 * hwint.h: Likewise.
3045 * integrate.h: Likewise.
3048 * optabs.h: Likewise.
3050 2001-10-09 Kazu Hirata <kazu@hxi.com>
3052 * c-common.h: Fix comment formatting.
3053 * c-dump.c: Likewise.
3055 * diagnostic.h: Likewise.
3056 * except.c: Likewise.
3058 * gcov-io.h: Likewise.
3059 * genattrtab.c: Likewise.
3060 * output.h: Likewise.
3061 * predict.h: Likewise.
3062 * reload1.c: Likewise.
3063 * reload.h: Likewise.
3064 * resource.h: Likewise.
3066 * system.h: Likewise.
3068 * tree-inline.c: Likewise.
3069 * tsystem.h: Likewise.
3070 * varasm.c: Likewise.
3071 * xcoffout.h: Likewise.
3073 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
3075 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
3077 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
3079 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
3080 config/i386/i386elf.h, config/i386/netbsd-elf.h,
3081 config/i386/netware.h, config/mcore/gfloat.h,
3082 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
3083 config/netware.h, gccbug.in: Update FSF address.
3085 2001-10-09 Kazu Hirata <kazu@hxi.com>
3087 * c-common.c: Fix comment typos.
3088 * cfgrtl.c: Likewise.
3089 * collect2.c: Likewise.
3090 * cpplex.c: Likewise.
3091 * doloop.c: Likewise.
3092 * dwarf2out.c: Likewise.
3093 * dwarfout.c: Likewise.
3095 * fold-const.c: Likewise.
3099 * global.c: Likewise.
3100 * ifcvt.c: Likewise.
3102 * optabs.c: Likewise.
3103 * protoize.c: Likewise.
3104 * regclass.c: Likewise.
3105 * reorg.c: Likewise.
3109 * doc/cpp.texi: Likewise.
3110 * doc/c-tree.texi: Likewise.
3111 * doc/extend.texi: Likewise.
3112 * doc/invoke.texi: Likewise.
3113 * doc/objc.texi: Likewise.
3114 * doc/tm.texi: Likewise.
3116 2001-10-08 Richard Henderson <rth@redhat.com>
3118 * varasm.c (set_named_section_flags): Initialize "declared".
3120 2001-10-08 Robert Lipe <robertlipe@usa.net>
3122 * varasm.c (struct in_named_entry): Add declared.
3123 (named_section_first_declaration): New function.
3124 (default_elf_asm_named_section): Use it.
3125 * output.h (named_section_first_declaration): New.
3127 2001-10-08 Richard Henderson <rth@redhat.com>
3129 * i386.md (movsi_xor): Export.
3130 (setcc peep2): Use it when available; add an alternative to
3131 match zero_extendhisi2_and.
3133 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3135 * romp-protos.h (romp_initialize_trampoline): New function.
3136 * romp.c (romp_initialize_trampoline): Likewise.
3137 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
3138 romp_initialize_trampoline.
3140 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3142 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
3143 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3144 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3145 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3147 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3149 * unroll.c (loop_iterations): Extend check for multiple back edges.
3151 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
3153 * langhooks.h: New file.
3154 * Makefile.in (OBJS): Added langhooks.o.
3155 (c-lang.o): Depend on langhooks.h.
3156 (c-common.o): Don't depend on tree-inline.h.
3157 (tree-inline.o): Depend on toplev.h.
3158 (langhooks.o): New rule.
3159 * c-common.c: Don't include tree-inline.h.
3160 (c_mark_lang_decl): Mark argument c as unused.
3161 (c_common_lang_init): Don't initialize hooks here.
3162 * c-lang.c: Include langhooks.h, then override some macros.
3163 (lang_hooks): Initialize with macros in langhooks.h.
3164 (c_init): Don't initialize hooks here.
3165 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
3166 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
3167 * tree-inline.c: Include toplev.h. Don't define hook variables.
3168 * tree-inline.h: Don't define hook types nor declare hook
3169 variables. Move macros to...
3170 * langhooks.c: ... new file, as functions. Adjust all callers.
3172 2001-10-08 Jeffrey A Law <law@cygnus.com>
3174 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
3175 purge_mem_unchanging_flag on all instructions, not just on those
3176 before NOTE_INSN_FUNCTION_BEG.
3178 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3180 * cppmacro.c (_cpp_create_definition): Leave comments off.
3182 * doc/cpp.texi: Update.
3184 2001-10-08 DJ Delorie <dj@redhat.com>
3186 * c-decl.c (grokfield): Make sure the only unnamed fields
3187 we're allowing are either structs or unions.
3188 * doc/extend.texi: Add documentation for the unnamed field
3191 2001-10-08 Zack Weinberg <zack@codesourcery.com>
3193 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
3194 * configure.in: Use it.
3195 * configure: Regenerated.
3196 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
3197 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
3199 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3201 * cppfiles.c (open_file): Don't mark zero-length files
3202 never-reread here. Don't output diagnostics here either.
3203 (stack_include_file): Mark them never-reread here.
3204 (_cpp_read_file): Update.
3206 2001-10-08 Richard Henderson <rth@redhat.com>
3208 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
3210 2001-10-08 Richard Henderson <rth@redhat.com>
3212 * expr.c (store_expr): When converting a CONST_INT for storage
3213 in a SUBREG, convert it to both SUBREG modes before stripping
3216 2001-10-08 Richard Henderson <rth@redhat.com>
3218 * varasm.c (restore_varasm_status): New.
3219 * function.h: Declare it.
3220 * function.c (pop_function_context_from): Call it.
3222 2001-10-08 Richard Henderson <rth@redhat.com>
3224 * c-common.h (struct c_lang_decl): Add declared_inline.
3225 * c-tree.h (DECL_DECLARED_INLINE_P): New.
3226 * c-lang.c (c_disregard_inline_limits): Use it.
3227 * c-decl.c (duplicate_decls): Likewise.
3228 (pushdecl, redeclaration_error_message): Likewise.
3229 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
3230 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
3231 Set DECL_INLINE if -finline-functions.
3232 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
3234 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3236 * cppmacro.c (funlike_invocation_p): Move some logic to caller
3237 in enter_macro_context. Create a padding token in its own context
3238 if necessary when the search for '(' fails.
3239 (enter_macro_context): Update.
3241 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3243 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
3244 genmultilib, toplev.c: Fix spelling errors of "separate" as
3245 "seperate", and corresponding spelling errors of related words.
3247 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3249 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
3250 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
3252 * c-dump.c (dump_option_value_info): Likewise.
3253 * c-format.c (format_length_info, format_char_info,
3254 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
3255 * collect2.c (names): Likewise.
3256 * cppdefault.h (default_include): Likewise.
3257 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
3258 * flow.c (life_analysis): Likewise.
3259 * gcc.c (dir_separator_str, modify_target, option_map,
3260 target_option_translations, spec_list_1, extra_specs_1,
3261 init_spec): Likewise.
3262 * gcov.c (gcov_version_string): Likewise.
3263 * genattr.c (write_units): Likewise.
3264 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
3265 * gengenrtl.c (rtx_definition, defs): Likewise.
3266 * genrecog.c (pred_table): Likewise.
3267 * global.c (global_alloc): Likewise.
3268 * lcm.c (optimize_mode_switching): Likewise.
3269 * local-alloc.c (find_free_reg): Likewise.
3270 * params.h (param_info): Likewise.
3271 * predict.c (predictor_info): Likewise.
3272 * protoize.c (unexpansion_struct): Likewise.
3273 * real.c (bmask): Likewise.
3274 * recog.h (insn_operand_data, insn_data): Likewise.
3275 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
3276 * stmt.c (expand_nl_goto_receiver): Likewise.
3277 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
3278 target_switches, target_options): Likewise.
3279 * tradcif.y (token, tokentab2, yylex): Likewise.
3280 * tree.h (attribute_spec): Likewise.
3282 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
3284 * arc.c (arc_output_function_epilogue): Likewise.
3285 * arm.c (processors, all_cores, all_architectures,
3286 arm_override_options, isr_attribute_arg, isr_attribute_args,
3287 arm_isr_value): Likewise.
3288 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
3290 * c4x.c (c4x_int_reglist): Likewise.
3291 * d30v.c (override_options): Likewise.
3292 * h8300.c (shift_insn): Likewise.
3293 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
3294 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
3295 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
3296 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
3297 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
3298 * i386.h (processor_costs, ix86_cost): Likewise.
3299 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
3300 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
3301 * m68k.c (codes_68881, codes_FPA): Likewise.
3302 * m88k.c (mode_from_align, max_from_align, all_from_align,
3303 best_from_align, m_options): Likewise.
3304 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
3305 * mcore.c (mode_from_align): Likewise.
3306 * mips/elf64.h (UNIQUE_SECTION): Likewise.
3307 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
3308 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
3309 * mips.h (mips_regno_to_class): Likewise.
3310 * ns32k.c (scales): Likewise.
3311 * pa.c (import_string, magic_milli): Likewise.
3312 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
3313 * sparc.c (leaf_reg_remap, sparc_override_options,
3314 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
3316 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
3318 2001-10-07 Dale Johannesen <dalej@apple.com>
3320 * reload1.c (reload_reg_free_p): Teach register interference
3321 checking that multiple output reloads are emitted in
3323 reload1.c (reload_reg_reaches_end_p): Ditto.
3324 reload1.c (reloads_conflict): Ditto.
3326 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3328 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
3329 NULL_TREE inside @code.
3331 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3333 * doc/gcc.texi: Document consistent style of "32-bit",
3334 "Objective-C", and "@code{NULL}".
3336 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3338 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
3339 (cpp_token_len, cpp_spell_token, cpp_output_token,
3340 _cpp_equiv_tokens): Handle it.
3341 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
3342 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
3343 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
3346 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3348 * gcc.c (default_compilers): Remove .ada.
3350 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
3352 * doc/cppinternals.texi: Update.
3354 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3356 * gcc.c (main): Set this_file_error if the appropriate
3357 compiler for a language has not been installed.
3359 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
3361 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
3363 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
3365 * gccbug.in (CATEGORIES): Add ada.
3367 2001-10-05 Catherine Moore <clm@redhat.com>
3369 * config/stormy16/stormy-abi: Document abi changes.
3370 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
3371 (ICALL_REGS): New register class.
3372 (NUM_ARGUMENT_REGISTERS): Now 6.
3373 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
3375 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
3376 * config/stormy16.md (call_internal, call_value_internal,
3377 indirect_jump): Use new 'z' constraint.
3379 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3381 * doc/cppinternals.texi: Update.
3383 2001-10-05 Richard Henderson <rth@redhat.com>
3385 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
3386 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
3387 the gas section-name-as-label feature.
3389 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3391 * doc/cppinternals.texi: Update.
3393 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3395 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
3396 to ensure valid SImode constants.
3398 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
3400 * Makefile.in (c-decl.o): Depend on tree-inline.h.
3401 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
3402 * c-decl.c: Include tree-inline.h.
3403 (c_expand_body): Call optimize_inline_calls. Determine whether
3404 a function is inlinable upfront, and only clear
3405 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
3406 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
3407 (c_disregard_inline_limits): New function.
3408 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
3409 (c_post_options): Enable tree inlining if inlining is enabled.
3410 Don't inline trees when instrumenting functions.
3411 (c_init): Initialize lang_disregard_inline_limits and
3412 lang_cannot_inline_tree_fn.
3413 * tree-inline.c (initialize_inlined_parameters): Handle calls
3414 with fewer arguments than declared parameters, and fewer
3415 parameters than passed arguments. Don't assume value is a
3417 (declare_return_variable): Convert return value back to the
3418 original type, if it was promoted.
3419 (tree_inlinable_function_p): New function.
3420 (inlinable_function_p): Don't look at DECL_INLINE if we're
3421 inlining all functions. Make it work with a NULL id.
3422 Re-check DECL_UNINLINABLE after language-specific checks.
3423 * tree-inline.h (tree_inlinable_function_p): Declare it.
3424 * integrate.c (save_for_inline): Don't bother to prepare argvec
3426 * cse.c (check_for_label_ref): Don't check deleted labels.
3428 * Makefile.in (tree-inline.o): Depend on newly-included headers.
3429 * tree-inline.c: Include headers needed for the functions moved in.
3430 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
3431 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
3432 (copy_body, initialize_inlined_parameters): Likewise.
3433 (declare_return_variable, inlinable_function_p): Likewise.
3434 (expand_call_inline, expand_calls_inline): Likewise.
3435 (optimize_inline_calls, clone_body): Likewise.
3436 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
3437 (copy_tree_r, remap_save_expr): Likewise.
3439 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
3441 * Makefile.in (OBJS): Added tree-inline.o.
3442 (c-common.o): Depend on tree-inline.h.
3443 (tree-inline.o): New target.
3444 * c-common.c: Include tree-inline.h.
3445 (c_mark_lang_decl): Don't mark saved_tree.
3446 (c_common_lang_init): Set lang_anon_aggr_type_p.
3447 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
3448 (struct c_lang_decl): Moved saved_tree to tree_decl.
3449 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
3450 * integrate.h (function_attribute_inlinable_p): Declare it.
3451 * integrate.c (function_attribute_inlinable_p): Export it.
3452 * tree-inline.c: New file. Define variables declared in...
3453 * tree-inline.h: New file. Declare functions to be moved to
3454 tree-inline.c. Define macros and declare types and hooks for
3455 language-specific tree inlining.
3456 (flag_inline_trees): Moved definition from cp/decl2.c.
3457 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
3458 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
3459 (struct tree_decl): Moved saved_tree from c_lang_decl and
3460 inlined_fns from C++'s lang_decl.
3462 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
3464 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
3465 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
3467 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
3469 * doc/cppinternals.texi: Update.
3471 2001-10-04 Eric Christopher <echristo@redhat.com>
3473 * config/mips/mips.c (init_cumulative_args): Remember to set
3475 * config.gcc: Redo linux configuration. Add target_cpu_default
3476 of soft-float to all mipsisa32 combinations and tx39.
3477 * config/mips/linux.h: Remove include of mips.h.
3479 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
3481 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
3482 HOST_LDFLAGS and HOST_CPPFLAGS.
3484 2001-10-03 Ziemowit Laski <zlaski@apple.com>
3486 * c-parse.in (objc_inherit_code, objc_pq_context,
3487 objc_public_flag): Make static.
3488 (objc_interface_context, objc_implementation_context,
3489 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
3490 global tree array in objc/objc-act.[ch].
3491 (methoddef): Remove unnecessary code.
3493 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
3494 Hoist struct definitions to objc-act.h.
3495 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
3496 cat_count): Place declaration in objc-act.h.
3497 (objc_tree_index): Move enumeration to objc-act.h.
3498 (objc_global_trees): Place declaration and macro accessors in
3500 (implementation_context): Remove duplicate; use
3501 objc_implementation_context instead:
3502 (method_context): Remove duplicate; use objc_method_context
3504 (objc_ellipsis_node, objc_method_prototype_template,
3505 implemented_classes, function_type): Move global vars to
3507 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
3508 (build_message_expr): Move actual construction of ObjC message
3509 send nodes to finish_message_expr.
3510 (finish_message_expr): New routine, contains code formerly in
3512 * objc/objc-act.h (finish_message_expr): New prototype.
3513 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
3514 declarations; these vars are now part of objc_global_trees.
3515 (objc_tree_index, objc_global_trees): Move definitions from
3517 * objc/objc-tree.def: Update copyright info.
3519 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
3521 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
3523 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
3524 only if TARGET_ARCH64.
3526 2001-10-02 Bernd Schmidt <bernds@redhat.com>
3528 * doc/extend.texi: Fix some problems with previous checkin.
3529 * doc/invoke.texi: Likewise.
3531 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
3533 * cpphash.h: Update comments.
3534 (cpp_context): Update.
3535 (spec_nodes): Remove n__Pragma.
3536 * cppinit.c (cpp_create_reader): Update.
3537 (builtin_array): Add _Pragma.
3538 * cpplib.h: Update comments.
3539 (NODE_DISABLED, BT_PRAGMA): New.
3540 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
3541 * cppmacro.c (struct cpp_macro): Remove disabled.
3542 (builtin_macro): Return int, handle _Pragma, push the new token
3543 on the context stack.
3544 (funlike_invocation_p): Unconstify, update.
3545 (enter_macro_context): Handle builtins here.
3546 (replace_args, push_token_context, push_ptoken_context):
3547 Update for prototype changes.
3548 (_cpp_pop_context): Update.
3549 (cpp_get_token): Don't handle buitins, nor _Pragma here.
3550 (cpp_sys_macro_p): Update.
3551 (_cpp_free_definition): Clear disabled flag.
3552 (_cpp_create_definition): Upate.
3553 * cppmain.c: Update comments.
3555 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
3556 Andreas Jaeger <aj@suse.de>,
3557 Jan Hubicka <jh@suse.cz>
3559 * doc/invoke.texi (i386 Options): Document x86-64 options.
3560 (i386 and x86-64 Options): Rename i386 options section.
3562 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
3563 (TARGET_SWITCHES): Add -munwind-info.
3564 (MASK_NO_UNWIND_INFO): New.
3565 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
3567 (ASM_OUTPUT_DOUBLE_INT): New.
3569 * config/i386/linux64.h: New spec file for Linux x86-64 support.
3570 * config.gcc: Fix tm_file settings for x86-64.
3571 * config/i386/x86-64.h: New file with OS independent x86-64
3573 * config/i386/biarch64.h: New file used to configure compiler
3574 to biarch/64bit compilation.
3576 * config/i386/i386.c: (override_options): Set flags default
3577 for 64bit compilation.
3579 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
3581 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
3582 (ix86_expand_int_movcc): Optimize DImode conditional moves with
3583 constants on x86_64.
3584 (ix86_attr_length_immediate_default): Support MODE_DI.
3585 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
3587 (indirect_jump, tablejump): Turn into expander.
3589 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3591 * c-common.c (c_format_attribute_table): Make format and
3592 format_arg attributes apply to function types rather than to
3594 (is_valid_printf_arglist): Construct an attribute list and pass
3595 that to check_function_format rather than a name.
3596 * c-common.h (check_function_format): Adjust prototype.
3597 * c-decl.c (duplicate_decls): Preserve attributes from type of
3598 built-in decl when allowing for harmless conflict in types.
3599 * c-format.c (record_function_format,
3600 record_international_format, function_format_list,
3601 international_format_info, international_format_list): Remove.
3602 (function_format_info): Remove next, name and assembler_name.
3603 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
3604 (decode_format_attr): New.
3605 (handle_format_attribute): Handle receiving a type rather than a
3606 decl. Call decode_format_attr. Store format information in a
3607 function_format_info.
3608 (handle_format_arg_attribute): Correct comment. Handle receiving
3609 a type rather than a decl. Use unsigned HOST_WIDE_INT for
3611 (check_format_info_recurse, check_format_info_main): Take argument
3612 numbers as unsigned HOST_WIDE_INT.
3613 (check_function_format): Take a list of attributes from the
3614 function type rather than a name or assembler name. Check for
3615 format attributes in that list and the attributes on the type of
3616 the current function rather than looking through
3617 function_format_list.
3618 (check_format_info): Use unsigned HOST_WIDE_INT for argument
3620 (check_format_info_recurse): Take format_arg attributes from the
3621 type of the function calls rather than using
3622 international_format_list. Allow for multiple format_arg
3624 * c-typeck.c (build_function_call): Pass type attributes to
3625 check_function_format rather than name or assembler name. Don't
3626 require there to be a name or assembler name to check formats.
3628 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3630 * attribs.c (decl_attributes): Possibly call
3631 insert_default_attributes to insert default attributes on
3632 functions in a lazy manner.
3633 * builtin-attrs.def: New file; define the default format and
3634 format_arg attributes.
3635 * c-common.c (c_format_attribute_table): Move to earlier in the
3637 (c_common_nodes_and_builtins): Initialize format_attribute_table.
3638 (enum built_in_attribute, built_in_attributes,
3639 c_attrs_initialized, c_init_attributes,
3640 c_common_insert_default_attributes): New.
3641 (c_common_lang_init): Don't initialize format_attribute_table. Do
3642 call c_init_attributes.
3643 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
3644 * c-common.h (init_function_format_info): Don't declare.
3645 (c_common_insert_default_attributes): Declare.
3646 * c-decl.c (implicitly_declare, builtin_function): Call
3648 (init_decl_processing): Don't call init_function_format_info.
3649 (insert_default_attributes): New.
3650 * c-format.c (handle_format_attribute,
3651 handle_format_arg_attribute): Be quiet about inappropriate
3652 declaration when applying default attributes.
3653 (init_function_format_info): Remove.
3654 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
3655 (insert_default_attributes): Declare.
3657 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3659 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
3661 2001-10-01 Jim Wilson <wilson@redhat.com>
3663 * sched-deps.c (add_dependence): When elide conditional dependence,
3664 check that insn doesn't modify cond2.
3666 2001-10-01 Dale Johannesen <dalej@apple.com>
3668 * config/rs6000/rs6000.h (enum processor_type): Add support
3669 for 7400 (G4) and 7450.
3671 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
3672 (rs6000_issue_rate): Ditto.
3673 (rs6000_adjust_cost): Fix cycle counts for compares.
3674 (debug_stack_info): Fix an obvious typo.
3675 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
3676 * doc/invoke.texi: Document.
3677 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
3679 (PROCESSOR_DEFAULT): Ditto.
3681 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
3683 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
3684 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
3685 later recursive make invocation.
3687 2001-10-01 Hans Boehm <boehm@acm.org>
3689 * optabs.c (emit_libcall_block): When using non-call exceptions,
3690 don't add REG_LIBCALL reg notes to trapping calls.
3692 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3694 * flow.c (propagate_block_delete_libcall): Remove unused first arg
3695 (propagate_one_insn): Update for above change
3697 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3699 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
3700 _Unwind_GetTextRelBase): Argument is unused.
3702 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3704 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
3705 Loop through NOPs, placeholders, and components.
3706 Don't go through NOPs if change mode.
3707 (record_alias_subset): Do nothing if SUBSET and SET are the same.
3708 * emit-rtl.c (set_mem_alias_set): Enable check.
3709 * expr.c (find_placeholder): New function.
3710 (expand_expr, case PLACEHOLDER_EXPR): Use it.
3711 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
3712 to modify it and avoid unneeded copies.
3713 * expr.h (expand_expr): Always define.
3714 (find_placeholder): New declaration.
3716 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3718 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
3719 operand 2 is the stack pointer.
3720 ("addr-peephole"): Fix address computation peephole when operand 2
3721 is the stack pointer.
3723 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3725 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
3726 (ix86_setup_incoming_varargs): Likewise.
3728 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
3730 * stor-layout.c (layout_type): Don't complain about too-large
3733 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3735 * function.c (keep_stack_depressed): Don't use delete_insn.
3737 * expr.h (set_mem_alias_set): Move decl to here.
3738 * rtl.h (mem_attrs): New typedef and struct.
3739 (union rtunion_def): Add field for mem_attrs.
3740 (X0MEMATTR, MEM_ATTRS): New macros.
3741 (MEM_ALIAS_SET): Use MEM_ATTRS.
3742 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
3743 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
3744 (set_mem_alias_set): Delete decl from here.
3746 * alias.c (set_mem_alias_set): Delete from here.
3747 * emit-rtl.c (mem_attrs_htab): New variable.
3748 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
3749 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
3750 (mem_attrs_mark, get_mem_attrs): Likewise.
3751 (gen_rtx_MEM): Clear MEM_ATTRS.
3752 (set_mem_attributes): Move to here.
3753 (set_mem_alias_set): Likewise, and call get_mem_attrs.
3754 (init_emit_once): const_int_htab now deletable htab.
3755 Initialize mem_attrs_htab.
3756 * explow.c (set_mem_attributes): Delete from here.
3757 * function.c (put_var_into_stack): Clear MEM_ATTRS.
3758 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
3759 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
3760 * reload1.c (reload): Rework changing REG to MEM.
3762 2001-09-30 H.J. Lu <hjl@gnu.org>
3764 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
3765 * config.in: Rebuild.
3767 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3769 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
3770 ("tsthi_1"): Avoid allocation in register y.
3771 ("*movqi_68hc12"): Reorganize and fix constraints.
3772 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
3773 ("addqi3"): Likewise.
3774 ("addhi3"): Fix constraints.
3775 ("*logicalhi3_zexthi"): Disparage soft registers.
3777 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3779 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
3782 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3784 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
3785 that we use setjmp/longjmp exceptions.
3787 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
3789 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
3790 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
3791 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3792 _cpp_pool_alloc, _cpp_next_chunk): Remove.
3793 (_cpp_extend_buff, BUFF_ROOM): Update.
3794 (_cpp_append_extend_buff): New.
3795 (struct cpp_reader): Remove macro_pool, add a_buff.
3796 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
3798 (cpp_destroy): Free a_buff instead of macro_pool.
3799 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
3800 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3801 _cpp_pool_alloc, ): Remove.
3802 (parse_number, parse_string): Update use of _cpp_extend_buff.
3803 (_cpp_extend_buff): Update.
3804 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
3805 * cpplib.c (glue_header_name, parse_answer):
3806 Update use of _cpp_extend_buff.
3807 (cpp_register_pragma, cpp_register_pragma_space): Use
3809 (do_assert, do_unassert): Check for EOL, update.
3810 * cppmacro.c (stringify_arg, collect_args): Update to use
3811 _cpp_extend_buff and _cpp_append_extend_buff.
3812 (save_parameter, parse_params, alloc_expansion_token,
3813 _cpp_create_definition): Rework memory management.
3815 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
3817 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
3818 update md_exec_prefix.
3819 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
3822 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
3824 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
3825 (SELECT_CC_MODE): Use s390_select_ccmode.
3826 * config/s390/s390-protos.h (s390_select_ccmode): Add.
3827 * config/s390/s390.c (s390_select_ccmode): New.
3828 (s390_match_ccmode): Add CCLmode.
3829 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
3830 (output_branch_condition, output_inverse_branch_condition): Removed.
3831 (print_operand): Use s390_branch_condition_mnemonic.
3832 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
3833 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
3834 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
3836 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
3837 when converting conditional branches to far branches.
3838 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
3839 cmpint_di): Use CCSmode instead of CCUmode.
3841 * config/s390/s390.c (legitimate_la_operand_p): New.
3842 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
3843 * config/s390/s390.md (movsi): Convert load address patterns to
3844 arithmetic operations when necessary.
3845 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
3846 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
3847 (*do_la_reg_0): Don't use before reload.
3849 * config/s390/s390.c (legitimize_address): Make more efficient
3850 use of two-register addressing mode.
3852 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
3853 with -mno-backchain in some corner cases.
3855 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
3857 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
3859 * reload.c (find_reloads): Mark new USE insns with QImode.
3860 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
3861 find_reloads_subreg_address): Likewise.
3862 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
3864 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
3866 (reload): Make sure there are no USEs with mode other than
3867 VOIDmode. At the end, remove those marked with QImode.
3869 2001-09-29 Per Bothner <per@bothner.com>
3871 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
3872 * Makefile.in (includedir): Rename to local_includedir.
3873 (includedir): Define as $(prefix)/include.
3874 * config.in (PREFIX_INCLUDE_DIR): New variable.
3875 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
3877 2001-09-29 Bernd Schmidt <bernds@redhat.com>
3879 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
3881 * doc/extend.texi (Vector Extensions): New node.
3882 * doc/invoke.texi (Machine Dependent Options): Add documentation for
3883 i386 -mmmx, -msse, -m3dnow.
3885 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3887 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
3889 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
3891 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
3893 * doc/invoke.texi (Optimize Options): Delete spurious @table.
3895 2001-09-28 Richard Henderson <rth@redhat.com>
3897 * varasm.c (assemble_integer): Bound alignment check by
3900 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
3902 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3904 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3906 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3908 Mostly from Graham Stott <grahams@redhat.com>
3909 * c-common.c (type_for_mode): Add support for V2SFmode.
3910 * tree.c (build_common_tree_nodes_2): Likewise.
3911 * tree.h (enum tree_index, global_trees): Likewise.
3912 * config/i386/i386.c (x86_3dnow_a): New variable.
3913 (override_options): Support 3Dnow extensions.
3914 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
3915 Athlon's version of 3Dnow.
3916 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
3917 (ix86_expand_builtin): Handle them.
3918 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
3919 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
3920 TARGET_3DNOW_A): New macros.
3921 (TARGET_SWITCHES): Add 3Dnow switches.
3922 (VALID_MMX_REG_MODE_3DNOW): New macro.
3923 (VECTOR_MODE_SUPPORTED_P): Use it.
3924 (enum ix86_builtins): Add entries for 3Dnow builtins.
3925 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
3926 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
3927 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
3928 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
3929 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
3930 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
3931 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
3932 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
3933 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
3934 sfence_insn, prefetch): Make these available if TARGET_SSE or
3937 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
3939 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
3940 ix86_va_start, ix86_build_va_list): Declare.
3941 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
3942 ix86_va_start, ix86_build_va_list): New global functions.
3943 * i386.md (sse_prologue_save_insn): New insn.
3944 (sse_prologue_save): New expander.
3945 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
3946 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
3948 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3950 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
3951 Use size_t everywhere, make definitions consistent with
3954 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3956 * gcse.c (replace_store_insn): Use delete_insn.
3957 * loop.c (move_movables): Likewise; avoid delete_insn
3958 from clobbering notes moved elsewhere.
3959 (check_dbra_loop): Use delete_insn.
3960 * ssa.c (convert_from_ssa): Likewise.
3961 * cse.c (cse_insn): Use delete_insn.
3963 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3965 * cpphash.h (struct cpp_buff): Make unsigned.
3966 (_cpp_get_buff): Take length of size_t.
3967 (_cpp_unaligned_alloc): New.
3968 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
3969 (struct cpp_reader): Remove ident_pool. Add u_buff.
3970 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
3971 (cpp_destroy): Destroy u_buff, not ident_pool.
3972 * cpplex.c (parse_number, parse_string, save_comment,
3973 cpp_token_as_text): Update to use the unaligned buffer.
3974 (new_buff): Make unsigned.
3975 (_cpp_unaligned_alloc): New.
3976 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
3977 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
3979 (collect_args): Make unsigned.
3981 2001-09-27 Zack Weinberg <zack@codesourcery.com>
3983 * cpplex.c (cpp_output_token): Use a putc loop for
3984 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
3986 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
3987 * configure, config.in: Regenerate.
3988 * system.h: Replace fwrite and fprintf with their unlocked
3989 variants if available.
3991 2001-09-27 Richard Henderson <rth@redhat.com>
3993 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
3994 in favour of .eh_frame.
3996 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
3998 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
4000 (LIBCALL_VALUE): Likewise.
4002 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
4004 * cpphash.h: Update comment.
4005 * cpplex.c: Update comments.
4006 (_cpp_can_paste): Remove.
4007 * cpplib.h (_cpp_can_paste): Remove.
4008 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
4009 lexer rather than _cpp_can_paste.
4011 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
4013 * doc/cppinternals.texi: Update.
4015 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
4017 * cpphash.h (struct cpp_pool): Remove locks and locked.
4018 (struct cpp_context): Add member buff.
4019 (struct cpp_reader): Remove member argument_pool.
4020 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
4021 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
4022 * cpplex.c (chunk_suitable): Remove pool argument.
4023 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
4024 (new_buff, _cpp_extend_buff): Update.
4025 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
4026 which buffer is returned.
4027 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
4028 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
4029 * cppmacro.c (lock_pools, unlock_pools): Remove.
4030 (push_ptoken_context): Take a _cpp_buff.
4031 (enter_macro_context): Pool locking removed.
4032 (replace_args): Use a _cpp_buff for the replacement list with
4034 (push_token_context): Clear buff.
4035 (expand_arg): Use _cpp_pop_context.
4036 (_cpp_pop_context): Free a context's buffer, if any.
4038 2001-09-26 DJ Delorie <dj@redhat.com>
4040 * c-typeck.c (digest_init): Check for sizeless arrays.
4042 2001-09-26 Richard Henderson <rth@redhat.com>
4044 * optabs.c (init_one_libfunc): Create a dummy function type
4045 instead of using error_mark_node.
4047 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
4049 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
4050 _cpp_extend_buff, _cpp_free_buff): New.
4051 (struct cpp_reader): New member free_buffs.
4052 * cppinit.c (cpp_destroy): Free buffers.
4053 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
4054 _cpp_extend_buff, _cpp_free_buff): New.
4055 * cpplib.h (struct cpp_options): Remove unused member.
4056 * cppmacro.c (collect_args): New. Combines the old parse_arg
4057 and parse_args. Use _cpp_buff for memory allocation.
4058 (funlike_invocation_p, replace_args): Update.
4060 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
4062 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
4064 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
4066 * except.c (sjlj_mark_call_sites): Change address inside sequence.
4068 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
4070 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
4073 2001-09-25 Janis Johnson <janis187@us.ibm.com>
4074 Jim Wilson <wilson@redhat.com>
4076 * doc/install.texi (Specific, ia64-*-linux): Document.
4078 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
4080 * Makefile.in (cfgrtl.o): Add.
4081 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
4082 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
4083 free_aux_for_edge): Declare.
4085 (HAVE_return): Undefine.
4086 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
4087 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
4088 free_aux_for_edge): New global functions.
4089 (first_delete_block): New static variable.
4090 (init_flow): Clear first_delete_block.
4091 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
4092 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
4093 try_redirect_by_replacing_jump, last_loop_beg_note,
4094 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
4095 delete_insn, delete_insn_chain, create_basic_block_structure,
4096 create_basic_block, flow_delete_block, compute_bb_for_insn,
4097 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
4098 set_block_for_new_insns, split_block, merge_blocks_nomove,
4099 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
4100 redirect_edge_and_branch, force_nonfallthru_and_redirect,
4101 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
4102 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
4103 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
4104 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
4105 purge_all_dead_edges): Move to ....
4106 * cfgrtl.c: New file; .... Here.
4108 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
4109 (reroder_basic_block): Use alloc_aux_for_blocks.
4110 * predict.c (estimate_bb_frequencies): Likewise; use
4111 alloc_aux_for_edges.
4112 * profile.c (compute_branch_probabilities): Likewise.
4113 (branch_prob): Likewise.
4114 * reg-stack.c (reg_to_stack): Likewise.
4116 * emit-rtl.c (emit_insns_after): Never return NULL.
4118 * basic-block.h (set_block_for_new_insns): Delete.
4119 * cfgrtl.c (set_block_for_new_insns): Delete.
4121 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
4122 calls when crossjumping.
4124 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
4125 * unroll.c (copy_loop_body): Use delete_insn.
4127 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
4128 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
4129 keep_stack_depressed): Likewise.
4130 * gcse.c (cprop_cc0_jump): Likewise.
4131 * local-alloc.c (update_equiv_regs): Likewise.
4132 * loop.c (scan_loop, loop_delete_insns): Likewise.
4133 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
4134 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
4135 delete_output_reload, delete_address_reloads_1,
4136 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
4138 * sibcall.c (replace_call_placeholder): Likewise.
4139 * cse.c (cse_insn): Likewise.
4141 2001-09-25 Bernd Schmidt <bernds@redhat.com>
4143 From Graham Stott <grahams@redhat.com>
4144 (def_builtin): Only define builtins appropriate for target_flags. All
4146 (builtin_decsription): Add new field mask which is used to determine
4147 when to define the builtin via the macro def_builtin.
4149 (bdesc_comi): Initialise new mask fields.
4150 (bdesc_2srg): Likewise.
4151 (bdesc_1arg): Likewise.
4153 * config/i386/i386.c (ix86_init_builtins): Correct return type
4154 building v4hi_ftype_v4hi_int_int tree node.
4155 (ix86_expand_sse_comi): Fix typo swapping operands.
4156 Don't swap comparision condition, it is already swapped.
4157 (ix86_expand_sse_compare): Before swapping operands
4158 move operand 1 into new rtx and not the target rtx.
4159 Don't swap comparison condition, it is already swapped.
4160 Always check whether we need to create a new TARGET.
4162 * config/i386/i386.md: (sse_comi) Fix typos.
4163 (sse_ucomi): Likewise.
4164 (cvtss2si): Fix operand 0 contraint.
4165 (cvttss2si): Likewise.
4166 (sse_unpckhps): Fix mode for operand 2.
4167 (sse_unpcklps): Likewise.
4169 2001-09-25 Graham Stott <grahams@redhat.com>
4171 * sibcall.c (skip_copy_to_return_value): Tighten return value
4174 2001-09-24 David Edelsohn <edelsohn@gnu.org>
4176 * rs6000.c (lwa_operand): Address must be word aligned.
4178 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4180 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
4181 number has been set.
4182 (type_hash_mark): Mark type itself.
4184 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
4186 * c-lex.c (cb_def_pragma): Update.
4187 (c_lex): Update, and skip padding.
4188 * cppexp.c (lex, parse_defined): Update, remove unused variable.
4189 * cpphash.h (struct toklist): Delete.
4190 (union utoken): New.
4191 (struct cpp_context): Update.
4192 (struct cpp_reader): New members eof, avoid_paste.
4193 (_cpp_temp_token): New.
4194 * cppinit.c (cpp_create_reader): Update.
4195 * cpplex.c (_cpp_temp_token): New.
4196 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
4197 (cpp_output_token): Don't print leading whitespace.
4198 (cpp_output_line): Update.
4199 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
4200 do_include_common, do_line, do_ident, do_pragma,
4201 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
4202 parse_assertion): Update.
4203 (get_token_no_padding): New.
4204 * cpplib.h (CPP_PADDING): New.
4205 (AVOID_LPASTE): Delete.
4206 (struct cpp_token): New union member source.
4207 (cpp_get_token): Update.
4208 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
4209 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
4210 replace_args, quote_string, stringify_arg, parse_arg, next_context,
4211 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
4212 _cpp_backup_tokens, _cpp_create_definition): Update.
4213 (push_arg_context): Delete.
4214 (padding_token, push_token_context, push_ptoken_context): New.
4215 (make_string_token, make_number_token): Update, rename.
4216 (cpp_get_token): Update to handle tokens as pointers to const,
4217 and insert padding appropriately.
4218 * cppmain.c (struct printer): New member prev.
4219 (check_multiline_token): Constify.
4220 (do_preprocessing, cb_line_change): Update.
4221 (scan_translation_unit): Update to handle spacing.
4222 * scan-decls.c (get_a_token): New.
4223 (skip_to_closing_brace, scan_decls): Update.
4224 * fix-header.c (read_scan_file): Update.
4226 * doc/cpp.texi: Update.
4228 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4230 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
4231 leak by passing malloc'ed pointer to reconcat, not concat.
4233 2001-09-24 DJ Delorie <dj@redhat.com>
4235 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
4237 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
4239 * flow.c (delete_dead_jumptables): Delete jumptable if the only
4240 reference is from the literal pool.
4242 2001-09-24 Janis Johnson <janis187@us.ibm.com>
4244 * doc/install.texi (Final install): Request additional information
4245 in mail about successful builds.
4247 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4249 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
4250 initial value of return pointer register instead of value in frame-20.
4253 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4255 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
4256 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
4257 the libcall if there isn't a referenced identifier for the symbol.
4259 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4261 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
4262 non 64-bit machines. Use these as a plabel for the trampoline.
4263 (TRAMPOLINE_SIZE): Adjust size for new words.
4264 (INITIALIZE_TRAMPOLINE): Initialize new words.
4265 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
4266 pointer to the plabel in the trampoline.
4268 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4270 * pa.c (function_arg): Pass floating arguments in both general and
4271 floating registers in indirect (dynamic) calls when generating code
4272 for the 32 bit ABI and the HP assembler.
4274 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4276 * doc/install.texi: Markup fixes.
4277 Use Solaris 2, SunOS 4 as appropriate.
4278 (Specific, *-*-solaris2*): Explain this.
4279 Unconditionally warn against /usr/ucb tools.
4280 Remove Sun as warning, obsolete.
4281 Move X11 header bug workaround here, update patches.
4282 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
4283 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
4285 2001-09-23 Zack Weinberg <zack@codesourcery.com>
4287 * errors.h (warning, error, fatal, internal_error): Don't mark
4288 with ATTRIBUTE_PRINTF_n.
4289 * toplev.h (internal_error, fatal_io_error, warning, error,
4290 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
4291 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
4294 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4296 * function.c (pop_function_context_from): var_refs_queue
4297 and temp slots now in GC memory.
4298 (mark_function_status, free_after_compilation): Likewise;
4299 also struct function now in GC memory.
4300 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
4301 (combine_temp_slots): Likewise.
4302 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
4303 (prepare_function_start): Use GC memory for struct function.
4304 (mark_temp_slot): Deleted.
4305 (gcc_mark_struct_function): struct function now in GC memory.
4307 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
4308 code for division, not modulus.
4310 * rtl.def (MEM): Remove obsolete part of comment.
4312 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
4314 * c-format.c (init_function_format_info): Check __builtin_printf
4315 and __builtin_fprintf even if -ffreestanding. Check C99 functions
4318 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4320 * c-common.c (format_attribute_table): Remove decl.
4321 * tree.h (format_attribute_table, lang_attribute_table): New decls.
4322 (lang_attribute_common): Likewise.
4324 * function.c (fix_lexical_address): Use set_mem_alias_set.
4325 (expand_function_start): Likewise.
4326 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
4328 * varasm.c (output_constant): Fix unused variable warning.
4330 * attribs.c: New file, from c-common.c.
4331 (attribute_tables): Now four elements.
4332 (format_attribute_table, lang_attribute_common): New variables.
4333 (init_attributes): Reflect above changes.
4334 (handle_mode_attribute): Delete check for wider than uintmax.
4335 * c-common.c: Delete parts moved to attribs.c.
4336 (enum attrs): Deleted; unused.
4337 (c_format_attribute_table): New variable.
4338 (c_common_lang_init): Initialize format_attribute_table with it.
4339 * c-common.h (decl_attributes): Remove decl.
4340 * tree.h (decl_attribute): Move it to here.
4341 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
4342 (attribs.o): New rule.
4344 2001-09-22 Andreas Jaeger <aj@suse.de>
4346 * builtins.c (c_getstr): Remove unused variable.
4348 2001-09-21 Richard Henderson <rth@redhat.com>
4350 * reload1.c (reload): Use delete_insn instead of splatting
4353 2001-09-21 Richard Henderson <rth@redhat.com>
4355 * reload.c (push_secondary_reload): Don't check for "=" in output
4356 constraint after ""->ALL_REGS check.
4358 2001-09-21 Richard Henderson <rth@redhat.com>
4360 * predict.c (expected_value_to_br_prob): Use pc_set.
4362 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
4363 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
4365 2001-09-21 Richard Henderson <rth@redhat.com>
4367 * rtl.h (LCT_RETURNS_TWICE): New.
4368 * calls.c (emit_call_1): Set current_function_calls_setjmp for
4370 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
4371 to ECF_RETURNS_TWICE.
4372 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
4375 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
4377 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
4378 (JMP_BUF_SIZE): New.
4380 2001-09-21 Richard Henderson <rth@redhat.com>
4382 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
4385 2001-09-21 Richard Henderson <rth@redhat.com>
4387 * tree.def (FDESC_EXPR): New.
4388 * expr.c (expand_expr): Handle it.
4389 * varasm.c (initializer_constant_valid_p): Likewise.
4390 (output_constant): Likewise.
4391 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4392 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4393 (ASM_OUTPUT_FDESC): New.
4394 * doc/tm.texi: Document the new macros.
4396 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4398 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
4399 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
4400 once merging is complete.
4402 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4404 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
4406 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4408 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
4409 that would be invalid after a merge.
4411 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
4413 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
4414 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
4416 (flow_delete_insn): This one.
4417 (delete_insn_chain): Rename from ...; do not care labels.
4418 (flow_delete_insn_chain): ... this one.
4419 (flow_delete_block): Remove the insns one BB has been expunged.
4420 (merge_blocks_nomove): Likewise.
4421 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
4422 updating BB boundaries.
4423 (tidy_fallthru_edge): Likewise.
4424 (commit_one_edge_insertion): Likewise.
4425 * cfgbuild.c (find_basic_block): Likewise.
4426 (find_basic_blocks_1): Likewise.
4427 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
4428 (try_crossjump_to_edge): Likewise.
4429 (try_optimize_cfg): Likewise.
4430 * cse.c (delete_trivially_dead_insns): Likewise.
4431 * df.c (df_insn_delete): Likewise.
4432 * doloop.c (doloop_modify): Use delete_related_insns.
4433 * emit-rtl.c (try_split): Likewise.
4434 (remove_insn): Update BB boundaries.
4435 * expect.c (connect_post_landing_pads): Use delete_related_insns.
4436 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
4437 updating BB boundaries.
4438 (propagate_block_delete_insn): Likewise.
4439 (propagate_block_delete_libcall): Likewise.
4440 * function.c (delete_handlers): Use delete_related_insns.
4441 (thread_prologue_and_epilogue_insns): Likewise.
4442 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
4443 * genpeep.c (gen_peephole): Use delete_related_insns.
4444 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
4446 (find_cond_trap): Likewise.
4447 * integrate.c (save_for_inline): Use delete_related_insns.
4448 (copy_insn_list): Likewise.
4449 * jump.c (pruge_linie_number_notes): Likewise.
4450 (duplicate_loop_exit_test): Likewise.
4451 (delete_computation): Likewise.
4452 (delete_related_insn): Rename from ...; use delete_insn
4453 (delete_insn): ... this one.
4454 (redirect_jump): Use delete_related_insns.
4455 * loop.c (scan_loop): Likewise.
4456 (move_movables): Likewise.
4457 (find_and_verify_loops): Likewise.
4458 (check_dbra_loop): Likewise.
4459 * recog.c (peephole2_optimize): Likewise.
4460 * reg-stack.c (delete_insn_for_stacker): Remove.
4461 (move_for_stack_reg): Use delete_insn.
4462 * regmove.c (combine_stack_adjustments_for_block): Likewise.
4463 * reload1.c (delete_address_reloads): Use delete_related_insns.
4464 (fixup_abnormal_edges): Use delete_insn.
4465 * recog.c (emit_delay_sequence): Use delete_related_insns.
4466 (delete_from-delay_slot): Likewise.
4467 (delete_scheduled_jump): likewise.
4468 (optimize_skip): Likewise.
4469 (try_merge_delay_insns): Likewise.
4470 (full_simple_delay_slots): Likewise.
4471 (fill_slots_from_thread): Likewise.
4472 (relax_delay_slots): Likewise.
4473 (make_return_insns): Likewise.
4474 (dbr_schedule): Likewise.
4475 * rtl.h (delete_insn): Rename to delete_related_insns.
4476 (delete_insn, delete_insn_chain): New prototypes.
4477 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
4478 by df_insn_delete already.
4479 * ssa-dce.c (delete_insn_bb): Use delete_insn.
4480 * ssa.c (convert_from_ssa): Use delete_related_insns.
4481 * unroll.c (unroll_loop): Likewise.
4482 (calculate_giv_inc): Likewise.
4483 (copy_loop_body): Likewise.
4485 * i386-protos.h (ix86_libcall_value, ix86_function_value,
4486 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4487 ix86_return_in_memory, ix86_function_value): Declare.
4488 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
4489 new static valurables.
4490 (x86_64_reg_class): New enum
4491 (x86_64_reg_class_name): New array.
4492 (classify_argument, examine_argument, construct_container,
4493 merge_classes): New static functions.
4494 (optimization_options): Enable flag_omit_frame_pointer and disable
4495 flag_pcc_struct_return on 64bit.
4496 (ix86_libcall_value, ix86_function_value,
4497 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4498 ix86_return_in_memory, ix86_function_value): New global functions.
4499 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
4500 (function_arg_advance): Handle x86_64 passing conventions.
4501 (function_arg): Likewise.
4502 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
4503 (RETURN_IN_MEMORY): Move offline.
4504 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
4505 (FUNCTION_VALUE_REGNO_P): New macro.
4506 (FUNCTION_ARG_REGNO_P): Move offline.
4507 (struct ix86_args): Add maybe_vaarg.
4508 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
4509 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
4511 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
4513 * s390.md: Changed attributes for scheduling.
4514 * s390.c: (s390_adjust_cost, s390_adjust_priority)
4517 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
4519 Table-driven attributes.
4520 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
4521 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
4522 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
4523 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
4524 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
4525 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
4526 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
4527 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
4528 * tree.h (struct tree_decl): Change machine_attributes to
4530 * doc/c-tree.texi: Document that all attributes are now attached
4532 * c-common.c (add_attribute, attrtab, attrtab_idx,
4533 default_valid_lang_attribute, valid_lang_attribute): Remove.
4534 (attribute_tables, attributes_initialized,
4535 c_common_attribute_table, default_lang_attribute_table): New
4537 (handle_packed_attribute, handle_nocommon_attribute,
4538 handle_common_attribute, handle_noreturn_attribute,
4539 handle_unused_attribute, handle_const_attribute,
4540 handle_transparent_union_attribute, handle_constructor_attribute,
4541 handle_destructor_attribute, handle_mode_attribute,
4542 handle_section_attribute, handle_aligned_attribute,
4543 handle_weak_attribute, handle_alias_attribute,
4544 handle_no_instrument_function_attribute,
4545 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
4546 handle_no_limit_stack_attribute, handle_pure_attribute): New
4548 (init_attributes, decl_attributes): Rewrite to implement
4549 table-driven attributes.
4550 * c-common.h (enum attribute_flags): Move to tree.h.
4551 * c-format.c (decl_handle_format_attribute,
4552 decl_handle_format_arg_attribute): Rename to
4553 handle_format_attribute and handle_format_arg_attribute. Update
4554 for table-driven attributes.
4555 * c-common.h (decl_handle_format_attribute,
4556 decl_handle_format_arg_attribute): Remove prototypes.
4557 (handle_format_attribute, handle_format_arg_attribute): Add
4559 * c-decl.c (grokdeclarator): Handle attributes nested inside
4561 * c-parse.in (setattrs, maybe_setattrs): Remove.
4562 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
4563 Update to handle nested attributes properly.
4564 (maybe_resetattrs, after_type_declarator,
4565 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
4566 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
4568 (make_pointer_declarator): Update to handle nested attributes
4570 * doc/extend.texi: Update documentation of limits of attributes
4571 syntax. Warn about problems with attribute semantics in C++.
4572 * target.h (struct target): Remove valid_decl_attribute and
4573 valid_type_attribute. Add attribute_table and
4574 function_attribute_inlinable_p.
4575 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
4576 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
4577 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
4579 (TARGET_INITIALIZER): Update.
4580 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
4582 (function_attribute_inlinable_p): New function. Check for the
4583 presence of any machine attributes before using
4584 targetm.function_attribute_inlinable_p.
4585 (function_cannot_inline_p): Update.
4586 * Makefile.in (integrate.o): Update dependencies.
4587 * doc/tm.texi: Update documentation of target attributes and
4588 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
4589 * tree.c (default_valid_attribute_p, valid_machine_attribute):
4591 (default_target_attribute_table,
4592 default_function_attribute_inlinable_p): New.
4593 (lookup_attribute): Update comment to clarify handling of multiple
4594 attributes with the same name.
4595 (merge_attributes, attribute_list_contained): Allow multiple
4596 attributes with the same name but different arguments to appear in
4597 the same attribute list.
4598 * tree.h (default_valid_attribute_p): Remove prototype.
4599 (struct attribute_spec): New.
4600 (default_target_attribute_table): Declare.
4601 (enum attribute_flags): Move from c-common.h. Add
4602 ATTR_FLAG_TYPE_IN_PLACE.
4603 (default_function_attribute_inlinable_p): Declare.
4604 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
4605 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4606 (TARGET_ATTRIBUTE_TABLE): Define.
4607 (vms_attribute_table): New.
4608 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
4609 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4610 (TARGET_ATTRIBUTE_TABLE): Define.
4611 (arc_attribute_table, arc_handle_interrupt_attribute): New.
4612 * config/arm/arm.c (arm_valid_type_attribute_p,
4613 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
4615 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4617 (TARGET_ATTRIBUTE_TABLE): Define.
4618 (arm_attribute_table, arm_handle_fndecl_attribute,
4619 arm_handle_isr_attribute): New.
4620 * config/avr/avr.c (avr_valid_type_attribute,
4621 avr_valid_decl_attribute): Remove.
4622 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
4624 (TARGET_ATTRIBUTE_TABLE): Define.
4625 (avr_attribute_table, avr_handle_progmem_attribute,
4626 avr_handle_fndecl_attribute): New.
4627 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
4628 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4629 (TARGET_ATTRIBUTE_TABLE): Define.
4630 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
4631 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
4632 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4633 (TARGET_ATTRIBUTE_TABLE): Define.
4634 (h8300_attribute_table, h8300_handle_fndecl_attribute,
4635 h8300_handle_eightbit_data_attribute,
4636 h8300_handle_tiny_data_attribute): New.
4637 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
4638 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
4640 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
4642 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
4643 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4645 (TARGET_ATTRIBUTE_TABLE): Define.
4646 (ix86_attribute_table, ix86_handle_cdecl_attribute,
4647 ix86_handle_regparm_attribute): New.
4648 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
4649 i386_pe_valid_type_attribute_p): Remove.
4650 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
4651 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
4652 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4653 (TARGET_ATTRIBUTE_TABLE): Define.
4654 (ia64_attribute_table): New.
4655 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
4656 interrupt_ident2, model_ident1, model_ident2): Remove.
4657 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4658 (TARGET_ATTRIBUTE_TABLE): Define.
4659 (init_idents): Update.
4660 (m32r_attribute_table, m32r_handle_model_attribute): New.
4661 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
4663 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4664 (TARGET_ATTRIBUTE_TABLE): Define.
4665 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
4666 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
4667 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4668 (TARGET_ATTRIBUTE_TABLE): Define.
4669 (mcore_attribute_table, mcore_handle_naked_attribute): New.
4670 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
4671 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4672 (TARGET_ATTRIBUTE_TABLE): Define.
4673 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
4674 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
4675 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4676 (TARGET_ATTRIBUTE_TABLE): Define.
4677 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
4678 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
4679 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4680 (TARGET_ATTRIBUTE_TABLE): Define.
4681 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
4682 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
4684 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
4686 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
4687 (TARGET_ATTRIBUTE_TABLE): Define.
4688 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
4690 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
4691 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4692 (TARGET_ATTRIBUTE_TABLE): Define.
4693 (v850_attribute_table, v850_handle_interrupt_attribute,
4694 v850_handle_data_area_attribute): New.
4695 * config/v850/v850-c.c (mark_current_function_as_interrupt):
4696 Return void. Call decl_attributes instead of
4697 valid_machine_attribute.
4699 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
4701 * sh-protos.h (sh_pr_n_sets): Declare.
4702 * sh.c (calc_live_regs): If the initial value for PR has been copied,
4703 look at the copy to determine if PR needs to be saved.
4704 sh_pr_n_sets: New function.
4705 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
4706 (ALLOCATE_INITIAL_VALUE): Define.
4708 * sh.c (initial_elimination_offset):
4709 Fix RETURN_ADDRESS_POINTER_REGNUM case.
4711 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
4713 * integrate.c (allocate_initial_values): New function.
4714 * integrate.h (allocate_initial_values): Declare.
4715 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
4717 * reload1.c (reload): And initialization of reg_equiv_memory_loc
4719 * toplev.c (rest_of_compilation): To here.
4720 Call allocate_initial_values.
4721 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
4723 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4725 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
4727 2001-09-20 DJ Delorie <dj@redhat.com>
4729 * c-typeck.c (really_start_incremental_init): Discriminate
4730 between zero-length arrays and flexible arrays.
4731 (push_init_level): Detect zero-length arrays and handle them
4732 like fixed-sized arrays.
4733 * expr.c (store_constructor): Handle zero-length arrays and
4734 flexible arrays correctly.
4735 * doc/extend.texi: Update zero-length array notes.
4737 2001-09-20 Jim Wilson <wilson@redhat.com>
4739 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
4740 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
4741 for issue port conflicts.
4742 (cycle_end_fill_slots): TYPE_L instructions take two slots.
4744 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
4746 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
4749 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4751 * fold-const.c (hashtab.h): Include.
4752 (int_const_binop): Remove FORSIZE arg and compute from type; all
4754 Call size_int_type_wide for all single-word constants.
4755 (size_htab_hash, size_htab_eq): New functions.
4756 (size_int_type_wide): Rework to use hash table.
4757 * ggc-common.c (hashtab.h): Include.
4758 (struct d_htab_root): New struct.
4759 (d_htab_roots): New variable.
4760 (ggc_add_deletable_htab, ggc_htab_delete): New functions
4761 (ggc_mark_roots): Handle deletable htabs.
4762 * ggc-page.c (ggc_marked_p): New function.
4763 * ggc-simple.c (ggc_marked_p): Likewise.
4764 * ggc.h: Reformatting throughout.
4765 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
4766 * tree.c (init_obstacks): Make type_hash_table a deletable root.
4767 (type_hash_add): Allocate struct type_hash from GC memory.
4768 (mark_hash_entry, mark_type_hash): Deleted.
4769 (type_hash_marked_p, type_hash_mark): New functions.
4770 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
4772 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
4774 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
4777 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4779 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
4780 array-too-large test for signed sizetype.
4782 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4784 * i386.md (indirect_jump): Allow Pmode operand.
4785 (tablejump): LIkewise; perform expansion to 64bit mode.
4786 * i386.c (symbolic_operand): Allow 64bit PIC references.
4787 (pic_symbolic_operand): Likewise.
4788 (ix86_find_base_term): Strip the 64bit PIC references.
4789 (legitimate_pic_address_disp_p): Handle 64bit PIC.
4790 (legitimize_pic_address): Likewise.
4791 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
4792 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
4794 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
4796 * stringpool.c (get_identifier_with_length): New function.
4797 * tree.h (get_identifier_with_length): New prototype.
4799 2001-09-19 Alan Modra <amodra@bigpond.net.au>
4800 David Edelsohn <edelsohn@gnu.org>
4803 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
4804 already sign-extended.
4806 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
4807 * config/rs6000/rs6000.c (logical_operand): Always compare op as
4809 (rs6000_emit_set_long_const): Avoid unnecessary shift.
4810 (output_profile_hook): Declare label_name const.
4811 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
4812 to match constraints.
4814 2001-09-19 Stan Shebs <shebs@apple.com>
4816 * alias.c: Fix typos in comments.
4817 * sched-rgn.c (init_ready_list): Ditto.
4818 * unwind-dw2.c (uw_frame_state_for): Ditto.
4819 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
4820 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
4821 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
4823 2001-09-19 Richard Henderson <rth@redhat.com>
4825 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
4827 * Makefile.in (cfg.o): Depend on TM_P_H.
4829 2001-09-19 Richard Henderson <rth@redhat.com>
4831 * config/alpha/alpha.c (local_symbol_p): Split out from ...
4832 (local_symbolic_operand): ... here.
4833 (small_symbolic_operand): Check mode.
4834 (global_symbolic_operand): New.
4835 (input_operand): Reject symbolics if explicit relocs.
4836 (call_operand): Tidy.
4837 (alpha_legitimize_address): Use movdi_er_high_g.
4838 (alpha_expand_mov): Likewise.
4839 * config/alpha/alpha-protos.h: Update.
4840 * config/alpha/alpha.h (PREDICATE_CODES): Update.
4841 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
4842 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
4843 (UNSPECV_LDGP2): Remove.
4844 (all call patterns): Use 's' not 'i' for symbolic constraint.
4845 (call_osf call_value_osf): Use call_operand.
4846 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
4847 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
4848 (prologue_ldgp_1_er): Remove.
4849 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
4850 (builtin_setjmp_receiver_er patterns): Use them.
4851 (exception_receiver_er): Likewise.
4853 2001-09-19 Richard Henderson <rth@redhat.com>
4855 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
4857 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
4858 and NON_LOCAL_GOTO notes.
4859 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
4860 copy over CALL_INSN_FUNCTION_USAGE.
4862 2001-09-18 Catherine Moore <clm@redhat.com>
4864 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
4867 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
4869 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
4870 new-style tm_file specification. Specify correct tm_p_file,
4871 md_file, and out_file for s390x.
4873 * config/s390/linux.h, linux64.h: Don't include other target
4874 macro header files. Now handled via tm_file.
4876 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
4877 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
4878 are defined before use.
4880 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
4882 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
4883 code generation only for Gnu assembler.
4885 2001-09-18 Catherine Moore <clm@redhat.com>
4887 * config/stormy16 (LIB_SPEC): Remove -lnosys.
4889 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
4891 * config/mips/mips.c (mips_frame_set): New.
4892 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
4893 a parallel frame-related expression with a set for each register.
4895 2001-09-18 Philip Blundell <philb@gnu.org>
4897 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
4900 2001-09-17 Dale Johannesen <dalej@apple.com>
4902 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
4903 * config/rs6000/aix.h (FIXED_R2): Define.
4904 * config/rs6000/darwin.h (FIXED_R2): Define.
4905 * config/rs6000/sysv4.h (FIXED_R2): Define.
4907 2001-09-17 Jeff Sturm <jsturm@one-point.com>
4909 * except.c (dw2_build_landing_pads): New local
4910 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
4911 barrier after clobbers. Fixes c++/4012.
4913 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4915 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
4917 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
4919 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
4920 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
4922 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4924 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
4927 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
4929 * cpphash.h (_cpp_lex_direct): New.
4930 * cpplex.c (_cpp_lex_token): Update.
4931 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
4932 and increment that pointer.
4933 * cppmacro.c (alloc_expansion_token): New.
4934 (lex_expansion_token): Lex macro expansion directly into
4937 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
4939 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
4941 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
4943 * basic-block.h (free_bb_for_insn): Declare.
4944 * bb-reorder.c (label_for_bb): Use block_label.
4945 (emit_jump_to_block_after): Remove.
4946 (insert_intra_1): Do not update block_for_insn.
4947 (insert_inter_bb_scope_notes): Likewise; update bb->end
4948 * cfg.c (free_bb_for_insn): New.
4949 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
4950 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
4951 (commit_one_edge_insertion): Likewise.
4952 (commit_one_edge_insertion): Do not update BB boundary.
4953 (commit_edge_insertions): Do not call compute_bb_for_insn.
4954 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
4955 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
4956 (merge_blocks_move_successor_nojumps): Likewise.
4957 (try_crossjump_to_edge): Do not update block_for_insn.
4958 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
4959 * df.c (df_pattern_emit_later): Do not update BB boundary.
4960 (df_jump_pattern_emit_after): Likewise.
4961 (df_insn_move_before): Use emit_insn_before.
4962 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
4964 (add_insn_after, add_insn_before, emit_insns_after): Update BB
4965 boundaries and basic_block_for_insn.
4966 (reorder_insns_nobb): Rename from reorder_insns.
4967 (reorder_insns): New.
4968 (emit_block_insn_before, emit_block_insn_after): Kill.
4969 * flow.c (check_function_return_warnings): Do not call
4970 compute_bb_for_insn; Do not free basic_block_for_insn.
4971 (attempt_auto_inc): Do not update basic_block_for_insn.
4972 * function.c (emit_return_into_block): Likewise;
4973 do not update BB boundaries.
4974 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
4975 (insert_insn_end_bb): Use emit_insn_before; Likewise.
4976 (pre_insert_copy_insn): Likewise.
4977 (update_ld_motion_notes): Likewise.
4978 (insert_insn_start_bb): Likewise.
4979 (replace_store_insn): Likewise.
4980 * ifcvt.c (noce_process_if_block): Likewise.
4981 (if_convert): Do not call compute_bb_for_insn.
4982 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
4983 Use emit_insn_before and emit_insn_after.
4984 * recog.c (split_all_insns): Do not update BB boundaries;
4985 Do not call compute_bb_for_insn.
4986 (peephole2_optimize): Do not update BB boundaries.
4987 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
4989 (emit_swap_insn): Likewise.
4990 (convert_regs_1): Likewise.
4991 * reload1.c (reload): Call compute_bb_for_insn.
4992 * rtl.h (reorder_insns_nobb): Declare.
4993 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
4994 * toplev.c (rest_of_compilation): Call free_bb_for_insn
4995 at places CFG is invalidated; do not call compute_bb_for_insn.
4997 * cfg.c (expunge_block): Invalidate BB structure.
4999 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
5002 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
5004 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
5006 * cpphash.h (_cpp_lex_token): Update prototype.
5007 * cpplex.c (_cpp_lex_token): New prototype.
5008 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
5009 lex_macro_node, read_flag, do_pragma_poison): Update.
5010 * cppmacro.c (cpp_get_token, parse_params,
5011 lex_expansion_token): Update.
5013 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
5015 * cppmain.c (scan_translation_unit): Don't worry about
5016 putting a space after hashes.
5017 * cpplib.c (directive_diagnostics): New.
5018 (_cpp_handle_directive): Update to use directive_diagnostics.
5019 (run_directive): Don't toggle prevent_expansion.
5020 (do_line): Backup in case of the line extension.
5021 * cpplib.h (cpp_lexer_pos): Remove.
5022 * cppmacro.c (_cpp_create_definition): Precede a leading #
5025 2001-09-15 Richard Henderson <rth@redhat.com>
5027 * c-typeck.c (comptypes): Handle zero-length arrays properly.
5029 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5031 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
5033 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5035 PR preprocessor/3571
5036 * tradcpp.c (handle_directive): Skip non-vertical space.
5038 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5040 * cppmain.c (setup_callbacks): Set line callback only
5041 if outputting preprocessed source.
5043 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5045 * collect2.c (main): Const-ification.
5046 * gcc.c (translate_options, process_command): Use xstrdup in
5047 lieu of xmalloc/strcpy.
5048 (main): Use concat in lieu of xmalloc/strcpy/strcat.
5050 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5052 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
5055 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5057 * scan-decls.c (scan_decls): Fix typo.
5059 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5061 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
5062 Split mlstring_pos into mls_line and mls_col.
5063 * cppinit.c (cpp_create_reader): Initialize line to 1.
5064 (cpp_destroy): Free tokenruns.
5065 (push_include): Don't update lexer_pos.
5066 * cpplex.c (unterminated, parse_string): Update.
5067 (lex_token): Don't update lexer_pos, update.
5068 * cpplib.c (if_stack): Save line instead of line + col.
5069 (start_directive, _cpp_do__Pragma, do_else, do_elif,
5070 push_conditional, _cpp_pop_buffer): Update.
5071 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
5072 (_cpp_create_definition): Update.
5074 2001-09-15 Eric Christopher <echristo@redhat.com>
5076 * config/mips/abi64.h: Add support for MEABI.
5078 2001-09-15 Eric Christopher <echristo@redhat.com>
5080 * config/mips/mips.md: Add unspec #2.
5082 (reload_outdi): Ditto.
5083 (reload_outsi): Ditto.
5086 2001-09-15 Eric Christopher <echristo@redhat.com>
5087 Jason Eckhardt <jle@redhat.com>
5089 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
5090 * config/mips/isa32-linux.h: New file.
5091 * config/mips/isa3264.h: Ditto.
5092 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
5093 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
5094 (output_block_mode): Support MEABI.
5095 (function_arg): Ditto. Fix floating point arg passing.
5096 (mips_va_start): Ditto.
5097 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
5099 (mips_asm_file_start): Add new section to pass abi to gdb.
5100 (function_arg_pass_by_reference): Support MEABI.
5101 (mips_parse_cpu): Support mips32 and mips64 processors.
5102 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
5103 TARGET_MIPS5KC. Support isa32 and isa64.
5104 (processor_type): Add r4kc, r5kc, r20kc.
5105 (GENERATE_MULT3_SI): New.
5106 (GENERATE_MULT3_DI): Ditto.
5107 (GENERATE_MULT3): Remove.
5108 (ISA_HAS_64BIT_REGS): Add isa == 64.
5109 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
5110 (ISA_HAS_MADD_MSUB): New.
5111 (ISA_HAS_CLZ_CLO): Ditto.
5112 (ISA_HAS_DCLZ_DCLO): Ditto.
5113 (ABI_GAS_ASM_SPEC): New.
5114 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
5117 (SUBTARGET_CC1_SPEC): Ditto.
5118 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
5119 (PAD_VARARGS_DOWN): Support MEABI.
5120 (HARD_REGNO_NREGS): Move to mips.c.
5121 (ASM_OUTPUT_IDENT): Add #undef.
5122 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
5123 (mulsi3): Use GENERATE_MULT3_SI.
5124 (mulsi3_mult3): Ditto. Support mips32, mips64.
5125 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
5126 (mul_sub_si): New pattern.
5127 (unnamed splitters): New.
5128 (muldi3): Use GENERATE_MULT3_DI.
5129 (muldi3_internal2): Ditto.
5130 (movdicc): Support mips32.
5131 * config/mips/t-isa3264: New file.
5133 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
5135 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
5136 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
5137 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
5139 * reorg.c (fill_slots_from_thread): After call to
5140 steal_delay_list_from_target, update own_thread as new_thread may
5143 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
5145 * cpperror.c (print_location): Take line and column, for
5146 default positioning use the previously lexed token.
5147 (_cpp_begin_message): Take line and column.
5148 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
5149 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
5150 * cpphash.h (_cpp_begin_message): Update prototype.
5151 * cppinit.c (push_include): Don't set output line.
5152 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
5153 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
5154 (do_pragma): Kludge for front ends. Don't expand macros at all.
5155 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
5156 (struct cpp_token): Remove output_line.
5157 (struct cpp_callbacks): New member line_change.
5158 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
5159 cpp_get_token): Preserve BOL flag.
5160 (cpp_get_line): Remove.
5161 (_cpp_backup_tokens): Remove useless abort().
5162 * cppmain.c (cb_line_change): New.
5163 (scan_translation_unit): Don't worry about starting new lines here.
5164 * scan-decls.c (scan_decls): Update.
5165 * c-lex.c (c_lex, init_c_lex): Update.
5166 (cb_line_change, src_lineno): New.
5168 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
5170 * tree.c (append_random_chars): Generate the random
5171 characters in a reproducable fashion.
5173 2001-09-14 Richard Henderson <rth@redhat.com>
5175 * config/i386/i386.c (internal_label_prefix): New.
5176 (internal_label_prefix_len): New.
5177 (override_options): Set them.
5178 (local_symbolic_operand): New.
5179 (legitimate_pic_address_disp_p): Use it.
5180 (legitimize_pic_address): Likewise.
5182 2001-09-14 Marc Espie <espie@openbsd.org>
5184 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
5187 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5189 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
5190 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
5192 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
5194 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
5195 invocation of SUBREG_REGNO_OFFSET.
5197 * haifa-sched.c: Fix typo in FSF copyright statement.
5198 * sched-deps.c: Fix typo in FSF copyright statement.
5199 * sched-ebb.c: Fix typo in FSF copyright statement.
5200 * sched-rgn.c: Fix typo in FSF copyright statement.
5201 * sched-vis.c: Fix typo in FSF copyright statement.
5203 * config.gcc: Move inclusion of arm elf specific header files
5204 from the files themselves into the tm_file variable. Make
5205 sure that elfos.h is included before target specific elf
5207 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
5209 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
5210 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
5211 ASM_OUTPUT_CASE_LABEL): Protect definition.
5212 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
5213 not already defined.
5214 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
5215 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
5216 Remove duplicate definition.
5217 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
5218 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
5219 (RDATA_SECTION_FUNCTION): Remove redundant definition.
5220 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
5221 Remove inclusion of arm/elf.h.
5222 * config/arm/unknown-elf.h: as for conix-elf.h.
5223 (STARTFILE_SPEC): Include crti.o and crtn.o.
5224 * config/arm/linux-elf.h: as for conix-elf.h.
5225 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
5226 * config/arm/strongarm-elf.h: Remove inclusion of
5228 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
5229 * config/arm/unknown-elf-oabi.h: Remove inclusion of
5230 unknown-elf.h and elf.h.
5231 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
5232 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
5233 ASM_WEAKEN_LABEL): Remove redundant definition.
5234 * config/arm/elf.h: Test for inclusion of elfos.h
5235 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
5236 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
5237 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
5238 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
5239 redundant definition.
5240 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
5241 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
5242 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
5243 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
5244 Add rules to build crti.o and crtn.o
5245 * crti.asm: New file.
5246 * crtn.asm: New file.
5248 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
5250 * c-parse.in (_yylex): Use _cpp_backup_tokens.
5251 * cpphash.h (struct tokenrun): Add prev.
5252 (struct lexer_state): Remove bol.
5253 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
5254 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
5256 * cppinit.c (cpp_create_reader): Don't set bol.
5257 (cpp_destroy): Don't free lookaheads.
5258 * cpplex.c (lex_directive): Remove.
5259 (next_tokenrun): Update.
5260 (_cpp_lex_token): Clean up logic.
5261 (lex_token): Update to return a pointer to lexed token, since it
5262 can move to the start of the buffer. Simpify newline handling.
5263 * cpplib.c (SEEN_EOL): Update.
5264 (skip_rest_of_line): Remove lookahead stuff.
5265 (end_directive): Line numbers are already incremented. Revert
5266 to start of lexed token buffer if we can.
5267 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
5268 parse_answer): Use _cpp_backup_tokens.
5269 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
5270 instead. Don't check for EOL.
5271 (do_include_common, do_line, do_pragma_system_header): Use
5273 * cpplib.h (BOL, _cpp_backup_tokens): New.
5274 * cppmacro.c (save_lookahead_token, take_lookahead_token,
5275 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
5276 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
5277 (builtin_macro): Don't use cpp_get_line.
5278 (cpp_get_line): Short term kludge.
5279 (parse_arg): Handle directives in arguments here. Back up when
5280 appropriate. Store EOF at end of argument list.
5281 (funlike_invocation_p): Use _cpp_backup_tokens.
5282 (push_arg_context): Account for EOF at end of list.
5283 (cpp_get_token): Remove lookahead stuff. Update.
5285 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5287 * c-parse.in (yyerror): Const-ification and/or static-ization.
5288 * c-typeck.c (push_member_name): Likewise.
5289 * collect2.c (main): Likewise.
5290 * dbxout.c (dbxout_parms): Likewise.
5291 * diagnostic.c (format_with_decl): Likewise.
5292 * dwarf2out.c (output_ranges): Likewise.
5293 * dwarfout.c (fundamental_type_code): Likewise.
5294 * except.c (dw2_output_call_site_table): Likewise.
5295 * gcc.c (do_spec_1): Likewise.
5296 * genopinit.c (optabs): Likewise.
5297 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
5298 gen_declaration_1, handle_impent): Likewise.
5299 * protoize.c (default_include, in_system_include_dir, abspath):
5301 * sched-vis.c (visualize_stall_cycles): Likewise.
5302 * sdbout.c (plain_type_1, sdbout_end_function,
5303 sdbout_end_epilogue): Likewise.
5304 * varasm.c (decode_reg_name): Likewise.
5306 * 1750a.c (mod_regno_adjust): Likewise.
5307 * alpha.c (alpha_write_one_linkage,
5308 unicosmk_output_default_externs): Likewise.
5309 * arm.c (arm_condition_codes): Likewise.
5310 * arm.h (arm_condition_codes): Likewise.
5311 * avr.c (output_movsisf, encode_section_info): Likewise.
5312 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
5314 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5315 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5316 * m88k.c (output_function_profiler): Likewise.
5317 * mips.c (mips_output_conditional_branch): Likewise.
5318 * ns32k.c (ns32k_out_reg_names): Likewise.
5319 * ns32k.h (ns32k_out_reg_names): Likewise.
5320 * pj.c (pj_output_rval): Likewise.
5321 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
5322 * sparc.c (sparc_flat_function_prologue,
5323 sparc_flat_function_epilogue): Likewise.
5325 2001-09-13 Markus Werle <numerical.simulation@web.de>
5326 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5328 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
5329 Aachen University of Technology".
5331 2001-09-13 Andreas Schwab <schwab@suse.de>
5333 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
5336 2001-09-13 Richard Henderson <rth@redhat.com>
5338 * config/alpha/alpha.c (small_symbolic_operand): New.
5339 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
5340 (some_operand, input_operand): Don't handle HIGH.
5341 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
5342 (alpha_expand_mov): Likewise.
5343 (print_operand) [H]: Just print HIGH symbol.
5344 (print_operand_address): Handle small data.
5345 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
5346 (TARGET_SWITCHES): Add -msmall-data/large-data.
5347 (PIC_OFFSET_TABLE_REGNUM): New.
5348 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
5349 (PREDICATE_COES): Update.
5350 * config/alpha/alpha.md (adddi_er_high): New.
5351 (adddi_er_low): Handle small data.
5352 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
5353 prefer .sdata to .rodata.
5354 (SELECT_RTX_SECTION): Likewise.
5356 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
5358 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
5359 defining __size_t and leaving size_t undefined.
5361 2001-09-12 Diego Novillo <dnovillo@redhat.com>
5363 * basic-block.h (expunge_block): Declare.
5364 * cfg.c (expunge_block): Remove static declaration.
5366 2001-09-12 Richard Henderson <rth@redhat.com>
5368 * integrate.c (copy_insn_list): Copy label name from
5369 NOTE_INSN_DELETED_LABEL.
5371 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5373 * c-common.c (c_tree_code_name): Const-ification.
5374 * c-decl.c (c_decode_option): Likewise.
5375 * c-typeck.c (warn_for_assignment): Likewise.
5376 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
5378 * cppinit.c (output_deps): Likewise.
5379 * dependence.c (dependence_string, direction_string): Likewise.
5380 * dwarf2out.c (output_ranges): Likewise.
5381 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
5382 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
5383 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
5384 standard_startfile_prefix, standard_startfile_prefix_1,
5385 standard_startfile_prefix_2, tooldir_base_prefix,
5386 standard_bindir_prefix, find_a_file): Likewise.
5387 * genattrtab.c (make_length_attrs): Likewise.
5388 * gencheck.c (tree_codes): Likewise.
5389 * genemit.c (gen_split): Likewise.
5390 * genrecog.c (special_mode_pred_table): Likewise.
5391 * graph.c (graph_ext): Likewise.
5392 * protoize (default_include): Likewise.
5393 * reload.c (reload_when_needed_name): Likewise.
5394 * sched-vis.c (visualize_stall_cycles): Likewise.
5395 * tlink.c (recompile_files): Likewise.
5396 * toplev.c (decode_g_option): Likewise.
5397 * tradcpp.c (output_deps): Likewise.
5398 * varasm.c (decode_reg_name): Likewise.
5400 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
5403 * avr.c (avr_regnames, encode_section_info): Likewise.
5404 * c4x.c (float_reg_names): Likewise.
5405 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
5406 * elfos.h (const_section): Likewise.
5407 * i386.c (ix86_comp_type_attributes): Likewise.
5408 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
5409 * ia64/aix.h (UNIQUE_SECTION): Likewise.
5410 * ia64.c (type_names): Likewise.
5411 * m68hc11.c (reg_class_names): Likewise.
5412 * m88k.c (m_options): Likewise.
5413 * mips.c (mips_output_conditional_branch, mips_unique_section):
5415 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5416 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
5417 ultra_code_names): Likewise.
5418 * sparc.h (OVERRIDE_OPTIONS): Likewise.
5420 2001-09-12 Jakub Jelinek <jakub@redhat.com>
5422 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
5423 Use --fatal-warnings option for gas.
5424 * configure: Rebuilt.
5426 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5428 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
5430 2001-09-11 Jim Wilson <wilson@redhat.com>
5432 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
5434 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5436 * builtins.c (c_strlen): Treat an offset too large for a
5437 HOST_WIDE_INT as out of range.
5439 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
5441 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
5442 (EDGE_CRITICAL_P): New predicate.
5443 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
5445 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
5446 (dump_edge_info): Remove "crit".
5447 * cfganal.c (mark_critical_edges): Kill.
5448 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
5449 * cfgcleanup.c (cleanup_cfg): Likewise.
5450 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
5451 (find_spanning_tree): Likewise.
5452 * reg-stack.c (convert_regs_1): Likewise.
5453 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
5455 * basic-block.h (create_basic_block_structure): New.
5456 (create_basic_block): Update prototype.
5457 (force_nonfallthru): New.
5458 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
5459 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
5460 handle updating of block_for_insn, creating of empty BBs and BBs at
5461 the end of INSN chain.
5462 (create_basic_block): New function.
5463 (split_block): Use create_basic_block.
5464 (force_nonfallthru_and_redirect): Break out from ...; cleanup
5465 (redirect_edge_and_branch_force): ... here.
5466 (force_nonfallthru): New.
5467 (split_edge): Rewrite to use force_nonfallthru and create_block.
5468 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
5469 (find_basic_blocks): Free basic_block_for_insn.
5470 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
5472 * cfg.c: Fix formating.
5473 * cfgcleanup.c: Fix formating.
5474 (merge_blocks, tail_recursion_label_p): Return bool.
5475 (merge_blocks_move_predecessor_nojumps,
5476 merge_blocks_move_successor_nojumps): Return void.
5478 2001-09-11 Jakub Jelinek <jakub@redhat.com>
5480 * configure.in: Check whether assembler supports section merging.
5481 * config.in: Rebuilt.
5482 * configure: Rebuilt.
5483 * varasm.c (variable_section, output_constant_pool): Pass alignment
5484 to SELECT_SECTION and SELECT_RTX_SECTION.
5485 (mergeable_string_section): New.
5486 (mergeable_constant_section): New.
5487 (default_elf_asm_named_section): Output SECTION_MERGE and
5488 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5489 * output.h (mergeable_string_section): New.
5490 (mergeable_constant_section): New.
5491 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
5492 * toplev.c (flag_merge_constants): New.
5493 (f_options): Add -fmerge-constants and -fmerge-all-constants
5495 (toplev_main): Default to -fno-merge-constants if not optimizing.
5496 * flags.h (flag_merge_constants): Add extern.
5497 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
5498 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
5500 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
5501 Define if assembler has working .subsection -1 support.
5502 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
5503 Put constant into special SHF_MERGE sections if the linker should
5504 attempt to merge duplicates.
5505 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
5507 Put constant into special SHF_MERGE sections if the linker should
5508 attempt to merge duplicates.
5509 * config/alpha/elf.h: Likewise.
5510 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
5511 has working .subsection -1 support.
5512 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
5514 * config/svr3.h: Likewise.
5515 * config/darwin.h: Likewise.
5516 * config/arm/aof.h: Likewise.
5517 * config/arm/linux-elf.h: Likewise.
5518 * config/avr/avr.h: Likewise.
5519 * config/c4x/c4x.h: Likewise.
5520 * config/d30v/d30v.h: Likewise.
5521 * config/i386/dgux.h: Likewise.
5522 * config/i386/osfrose.h: Likewise.
5523 * config/i386/sco5.h: Likewise.
5524 * config/i386/svr3gas.h: Likewise.
5525 * config/ia64/aix.h: Likewise.
5526 * config/m32r/m32r.h: Likewise.
5527 * config/m68k/m68k.h: Likewise.
5528 * config/m88k/dgux.h: Likewise.
5529 * config/m88k/m88k.h: Likewise.
5530 * config/mcore/mcore-pe.h: Likewise.
5531 * config/mips/mips.h: Likewise.
5532 * config/pa/pa.h: Likewise.
5533 * config/pa/pa-linux.h: Likewise.
5534 * config/romp/romp.h: Likewise.
5535 * config/rs6000/sysv4.h: Likewise.
5536 * config/rs6000/xcoff.h: Likewise.
5537 * config/s390/linux.h: Likewise.
5538 * config/sparc/sparc.h: Likewise.
5539 * config/sparc/sysv4.h: Likewise.
5540 * config/stormy16/stormy16.h: Likewise.
5541 * config/v850/v850.h: Likewise.
5542 * config/vax/vms.h: Likewise.
5543 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
5544 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5545 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
5546 default_elf_asm_named_section for SHF_MERGE sections.
5548 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5550 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
5553 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
5555 * c-common.c (split_specs_attrs): Allow for empty attributes with
5556 empty TREE_PURPOSE. Fixes PR c/4294.
5558 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
5560 * basic-block.h (cached_make_edge, make_single_succ): New.
5561 (make_edge): Remove first parameter.
5562 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
5563 * cfg.c (cached_make_edge): Rename from make_edge; return newly
5564 created edge; use obstack allocation.
5565 (make_edge, make_single_succ_edge): New.
5566 (first_removed_edge): New static variable.
5567 (init_flow): Initialize first_removed_edge and n_edges.
5568 (clear_edges): Use remove_edge.
5569 (flow_delete_block): Likewise.
5570 (remove_edge): Add removed edges to the removed edges list.
5571 (split_block, redirect_edge_and_branch_force, split_edge):
5573 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
5574 (add_noreturn_fake_exit_edges): Likewise.
5575 (connect_infinite_loops_to_exit): Liekwise.
5576 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
5577 Use cached_make_edge.
5578 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
5579 * profile.c (branch_prob): Update make_edge call.
5580 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
5582 2001-09-11 Richard Henderson <rth@redhat.com>
5584 * config/alpha/alpha.c: Tidy formatting.
5585 (local_symbolic_operand): Verify mode.
5586 (alpha_sa_mask): Ignore unicos for eh_return.
5587 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
5588 * config/alpha/alpha.md (umk divsi patterns): Remove.
5589 (extendsfdf2): Remove unicos check.
5590 (tablejump): Merge vms and unicos code; always use direct set
5593 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5595 * config.gcc (alpha*-*-unicosmk*): New target.
5597 * config/alpha/alpha-protos.h (symbolic_operand,
5598 unicosmk_add_call_info_word, unicosmk_add_extern,
5599 unicosmk_defer_case_vector, unicosmk_unique_section,
5600 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
5601 unicosmk_asm_file_start, unicosmk_asm_file_end,
5602 unicosmk_output_common): Declare.
5604 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
5605 direct_return, function_arg, alpha_va_start, alpha_va_arg,
5606 alpha_does_function_need_gp, alpha_end_function): Support Cray
5608 (alpha_init_machine_status, alpha_mark_machine_status,
5609 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
5610 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
5611 unicosmk_asm_named_section, unicosmk_insert_attributes,
5612 unicosmk_section_type_flags, symbolic_operand,
5613 unicosmk_output_module_name, unicosmk_output_default_externs,
5614 unicosmk_output_dex, unicosmk_output_externs,
5615 unicosmk_output_addr_vec, unicosmk_ssib_name,
5616 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
5617 unicosmk_asm_file_end, unicosmk_output_common,
5618 unicosmk_section_type_flags, unicosmk_unique_section,
5619 unicosmk_add_call_info_word, unicosmk_text_section,
5620 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
5621 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
5622 unicosmk_dex_count, unicosmk_special_name): New.
5623 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
5624 TARGET_ABI_UNICOSMK.
5625 (get_aligned_mem, alpha_expand_unaligned_load,
5626 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
5627 alpha_expand_unaligned_store_words): Support big-endian mode.
5628 (print_operand): Likewise. New format specifier 't'. Use
5629 TARGET_AS_SLASH_BEFORE_SUFFIX.
5630 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
5631 (alpha_pv_save_size): Update with above change.
5632 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
5633 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
5636 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
5637 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
5638 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
5639 (EXTRA_CONSTRAINT): New constraint 'U'.
5640 (PREDICATE_CODES): Add symbolic_operand.
5642 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
5643 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
5644 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
5645 (integer division and modulus patterns): Split in default and
5647 (*divmodsi_internal, *divmoddi_internal): Disable for
5648 TARGET_ABI_UNICOSMK.
5649 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
5650 little-endian and big-endian versions.
5651 (ext, ins, msk): Likewise.
5652 (extv, extzv, insv): Support big-endian mode.
5653 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
5654 (call_umk, call_value_umk, *call_umk, tablejump_umk,
5655 *tablejump_umk_internal, *call_value_umk): New.
5656 (*movdi_nofix): Add pattern for loading an address into a register on
5657 TARGET_ABI_UNICOSMK.
5658 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
5659 (umk_mismatch_args, arg_home_umk): New.
5660 (various insns): Don't use mov, fmov, nop, fnop and unop.
5661 (realign): Support TARGET_ABI_UNICOSMK.
5663 * config/alpha/unicosmk.h: New file.
5664 * config/alpha/t-unicosmk: New file.
5666 * fixinc/inclhack.def (unicosmk_restrict): New.
5667 * fixinc/fixincl.x: Regenerate.
5669 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
5670 (wchar_t): Check for and define __WCHAR_T__.
5672 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
5674 * combine.c (simplify_shift_const): Treat shifts by the mode
5677 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
5679 * cpphash.h (struct tokenrun): New.
5680 (struct cpp_context): New member bol.
5681 (struct cpp_reader): New members.
5682 (_cpp_init_tokenrun): New.
5683 * cppinit.c (cpp_create_reader): Set up the token runs.
5684 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
5685 (lex_token): New internalised version of _cpp_lex_token. Don't
5686 handle directives or the multiple include opimisation here any
5687 more. Simply lex a token.
5688 * cpplib.c (run_directive): Clear bol.
5689 (_cpp_pop_buffer): Set bol.
5690 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
5693 2001-09-11 Michael Meissner <meissner@redhat.com>
5695 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
5696 give an error if the user uses -mfp32.
5697 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
5699 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
5700 floating point register size.
5701 (EXTRA_SPECS): Add CPP_FPR_SPEC.
5703 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
5704 HOST_WIDE_INT_PRINT_DEC to properly print the result of
5706 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5707 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5709 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
5711 * dbxout.c (dbxout_parms): Fix typo in comment.
5712 * unroll.c (loop_find_equiv_value): Ditto.
5713 * toplev.c (rest_of_compilation): Ditto.
5714 * loop.c (scan_loop): Ditto.
5715 * dwarf2out.c (struct dw_fde_struct): Ditto.
5717 2001-09-10 Zack Weinberg <zackw@panix.com>
5719 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
5720 copying identifier when we're just going to throw it away.
5721 (parse_identifier_slow): New routine to handle abnormal cases.
5722 (_cpp_lex_token): Update call site.
5724 * hashtable.c (ht_lookup): Don't assume that the string we've
5725 been given is NUL-terminated.
5726 * system.h: #define __builtin_expect(a, b) to (a) if not
5729 2001-09-10 Michael Meissner <meissner@redhat.com>
5731 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
5734 2001-09-10 David Edelsohn <edelsohn@gnu.org>
5736 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
5738 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5740 * builtins.c (c_getstr): Correct thinko in last change and further
5743 2001-09-10 Tim Freeman <tim@fungibole.com>
5745 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
5746 into varray's and register them as roots with the garbage
5747 collector so they are not collected too soon.
5749 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
5751 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
5753 * basic-block.h (flow_obstack, label_value_list,
5754 tail_recursion_label_list): Declare
5755 (tidy_fallthru_edges): Declare.
5756 (expunge_block, last_loop_beg_note): Delete.
5757 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
5759 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
5760 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
5761 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
5762 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
5763 expunge_block, flow_delete_block, compute_bb_for_insn,
5764 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
5765 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
5766 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
5767 try_redirect_by_replacing_jump, last_loop_beg_note,
5768 redirect_edge_and_branch, redirect_edge_and_branch_force,
5769 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
5770 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
5771 commit_edge_insertions, dump_flow_info, debug_flow_info,
5772 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
5773 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
5774 Move here from flow.c
5775 * cfganal.c: New file.
5776 (forwarder_block_p, can_fallthru, mark_critical_edges,
5777 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
5778 find_unreachable_blocks, create_edge_list, free_edge_list,
5779 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
5780 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
5781 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
5782 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
5783 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
5784 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
5785 Move here from flow.c
5786 * cfgbuild.c: New file
5787 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
5788 make_edges, find_basic_blocks_1, find_basic_blocks,
5789 find_sub_basic_blocks): Move here from flow.c
5790 * cfgcleanup.c: New file.
5791 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
5792 merge_blocks_move_predecessor_nojumps,
5793 merge_blocks_move_successor_nojumps, merge_blocks,
5794 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5795 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
5796 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
5798 * cfgloop.c: New file
5799 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
5800 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
5801 flow_loop_exit_edges_find, flow_loop_nodes_find,
5802 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5803 flow_loop_tree_node_add, flow_loops_tree_build,
5804 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
5805 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
5806 Move here from flow.c
5807 * flow.c: Remove everything moved elsewhere
5808 * output.h (cleanup_cfg): Return bool.
5810 * bb-reorder.c (reorder_block_def): Remove 'index'.
5811 (insert_intra_1): Add argument BB, set block for new note.
5812 (make_reorder_chain): Do not depdent on BB indexes.
5813 (make_reorder_chain_1): Do not use BB indexes.
5814 (label_for_bb): Likewise; set BB for new insn.
5815 (emit_jump_to_block_after): Likewise.
5816 (fixup_reoder_chain): Sanity check that all basic blocks
5817 are chained; verify newly created insn chain; remove
5818 undocnitional jump simplifying; Do not use BB indexes;
5819 properly initialize count and frequency information;
5820 dump reordered sequence.
5821 (insert_intra_bb_scope_notes): update call of insert_intra_1.
5822 (insert_inter_bb_scope_notes): Set block for new insn.
5823 (reorder_basic_blocks): Dump flow info before reoredering.
5825 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5827 * alias.c (clear_reg_alias_info): Use K&R format definition.
5828 Avoid unsigned warning.
5829 * builtins.c: Use "unsigned int", not "unsigned".
5830 (target_char_cast): Use host_integerp and tree_low_cst.
5831 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
5832 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
5833 (c_getstr): Likewise.
5834 (std_expand_builtin_va_arg): Use int_size_in_bytes.
5835 (builtin_memcpy_read_str): Avoid unsigned warning.
5836 (expand_builtin_memcpy): Alignments are unsigned.
5837 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
5838 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
5839 * predict.c (expensive_function_p): LIMIT now unsigned.
5840 * resource.c (mark_target_live_regs): Make some vars unsigned.
5841 * sdbout.c: Use "unsigned int", not "unsigned".
5842 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
5843 (sdbout_source_line): Likewise.
5844 (sdbout_record_type_name): Remove "const" for NAME declaration.
5845 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
5847 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
5849 * calls.c (store_one_arg): Expand comment.
5851 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5853 * calls.c (store_one_arg): Make sure that the entire argument is
5854 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
5856 2001-09-09 Richard Henderson <rth@redhat.com>
5858 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
5860 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
5862 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
5864 2001-09-09 Richard Henderson <rth@redhat.com>
5866 * config/alpha/alpha.c (alpha_next_sequence_number): New.
5867 (alpha_this_literal_sequence_number): New.
5868 (alpha_this_gpdisp_sequence_number): New.
5869 (some_operand, input_operand): Add HIGH.
5870 (local_symbolic_operand): New.
5871 (alpha_encode_section_info): New.
5872 (alpha_legitimate_address_p): Allow LO_SUM.
5873 (alpha_legitimize_address): Generate HIGH+LO_SUM.
5874 (alpha_expand_mov): Likewise.
5875 (secondary_reload_class): Check memory_operand not general_operand
5877 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
5878 (alpha_expand_unaligned_store): Likewise.
5879 (alpha_expand_unaligned_load_words): Likewise.
5880 (alpha_expand_unaligned_store_words): Likewise.
5881 (alpha_expand_block_clear): Likewise.
5882 (print_operand): Handle %#, %*, %H.
5883 (print_operand_address): Handle LO_SUM.
5885 (alpha_does_function_need_gp): Use it.
5886 (alpha_expand_block_move): Fix signed compare warnings.
5887 (alpha_sa_mask, alpha_align_insns): Likewise.
5888 * config/alpha/alpha-protos.h: Update.
5889 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
5890 (MASK_EXPLICIT_RELOCS): New.
5891 (TARGET_SWITCHES): Add -mexplicit-relocs.
5892 (EXTRA_CONSTRAINT): Add 'T'.
5893 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
5894 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
5895 (ENCODE_SECTION_INFO): Out line.
5896 (REDO_SECTION_INFO_P): New.
5897 (STRIP_NAME_ENCODING): New.
5898 (ASM_OUTPUT_LABELREF): New.
5899 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
5900 (PREDICATE_CODES): Update.
5901 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
5902 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
5903 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
5904 builtin_setjmp_receiver_er, exception_receiver_1_er,
5905 call_value_osf_1_er): New patterns.
5906 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
5907 (movqi, movhi, movsi): Add explicit $31 base register to lda.
5908 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
5909 (FINAL_PRESCAN_INSN): New.
5911 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
5913 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
5915 2001-09-08 Andreas Jaeger <aj@suse.de>
5917 * i386.h (TARGET_SWITCHES): Fix description.
5919 2001-09-07 David Edelsohn <edelsohn@gnu.org>
5921 * rs6000.c (num_insns_constant): Compute number of instructions
5924 * doc/install.texi: Explain AIX exception handling work-around.
5925 Update URL for AIX fixes.
5927 2001-09-07 Jim Wilson <wilson@redhat.com>
5929 * alias.c (clear_reg_alias_info): New.
5930 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
5931 * rtl.h (clear_reg_alias_info): Declare.
5933 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5935 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
5937 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
5938 (m16m,edivm,emulm): Change declaration to match definition.
5940 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5942 * reload.c (push_reload): Check for subreg_lowpart_p instead of
5943 SUBREG_BYTE being 0 when determining if the inner part of a subreg
5946 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5948 * c-common.c (signed_or_unsigned_type): Handle machine mode types
5949 which have no corresponding C type.
5950 * fold_const.c (target_isinf,target_isnan,target_negative): Update
5951 the representation of 64-bit doubles to work with 64-bit ints.
5953 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
5955 * config/mips/mips.c (override_options): Do not override ISA when ABI
5956 specified if MIPS_CPU_STRING_DEFAULT was specified.
5958 2001-09-07 Richard Henderson <rth@redhat.com>
5960 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
5961 (express_from_1): Wrap lines.
5962 * rtlanal.c (commutative_operand_precedence): Rename from
5963 operand_preference; export.
5964 * rtl.h: Declare it.
5965 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
5966 (simplify_binary_operation): Invoke simplify_plus_minus on
5967 (CONST (PLUS ...)) as well.
5968 (struct simplify_plus_minus_op_data): New.
5969 (simplify_plus_minus_op_data_cmp): New.
5970 (simplify_plus_minus): Use them. Avoid infinite recursion with
5971 simplify_binary_operation wrt CONST.
5973 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
5975 * h8300-protos.h (general_operand_dst_push): Remove.
5976 * h8300.c (general_operand_dst_push): Likewise.
5977 * h8300.h (OK_FOR_T): Likewise.
5978 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
5979 * h8300.md (pushqi_h8300): New.
5980 (pushqi_h8300hs): Likewise.
5982 (pushhi_h8300): Likewise.
5983 (pushhi_h8300hs): Likewise.
5986 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5988 * genattrtab.c (attr_printf): First arg is unsigned.
5989 Clean up formatting of callers.
5991 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
5993 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
5996 2001-09-07 Andreas Jaeger <aj@suse.de>
5998 * i386.h (TARGET_SWITCHES): Fix descriptions.
6000 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6002 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
6004 2001-09-06 Ira Ruben <ira@apple.com>
6006 Remove OP_IDENTIFIER.
6007 * tree.def (OP_IDENTIFIER): Remove.
6008 * tree.c (tree_node_kind enum): Remove op_id_kind.
6009 (tree_node_kind_names): Remove "op_identifiers".
6010 (make_node): Remove OP_IDENTIFIER test.
6011 (build_op_identifier): Removed because it isn't being used.
6012 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
6013 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
6015 2001-09-06 Richard Henderson <rth@redhat.com>
6017 * simplify-rtx.c (simplify_binary_operation): Revert last change.
6019 2001-09-06 Richard Henderson <rth@redhat.com>
6021 * simplify-rtx.c (simplify_binary_operation): Simplify contents
6024 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6026 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
6027 number used for CR register.
6029 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
6030 Joern Rennecke (amylaar@cygnus.com)
6032 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
6033 * h8300.c (initial_offset): Handle offset between RP and FP.
6034 (h8300_return_addr_rtx): New function.
6035 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
6037 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
6038 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
6039 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
6040 (CAN_ELIMINATE, REGISTER_NAMES):
6041 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
6043 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
6045 Remove TYPE_NONCOPIED_PARTS.
6046 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
6047 (struct tree_type): Remove noncopied_parts.
6048 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
6049 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
6050 (fixed_type_p): Remove.
6051 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
6052 (expand_expr, MODIFY_EXPR): Likewise.
6053 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
6054 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
6056 2001-09-06 Alan Modra <amodra@bigpond.net.au>
6058 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
6060 (mask64_operand): Likewise.
6061 (includes_rldic_lshift_p): Likewise.
6062 (includes_rldicr_lshift_p): Likewise.
6064 2001-09-05 Ziemowit Laski <zlaski@apple.com>
6066 * objc/objc-act.c (build_message_expr): If a class method cannot
6067 be found, do not issue a warning if a corresponding instance
6068 method exists in the root class.
6070 2001-09-05 Richard Henderson <rth@redhat.com>
6072 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
6074 2001-09-05 Zack Weinberg <zack@codesourcery.com>
6076 * function.c (ggc_mark_struct_function): Mark f->outer.
6077 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
6078 * integrate.c (output_inline_function): ... not here.
6080 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
6082 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
6084 * i386.c (size_cost): New static variable.
6085 (override_function): Use size_cost when -Os is specified.
6087 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
6088 properly; Use current_function_calls_eh_return.
6089 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
6090 use leave to avoid dependency chain.
6092 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
6093 get BB loop_depth instead of computing it from LOOP notes.
6095 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
6097 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
6099 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6100 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
6101 UNALIGNED_DOUBLE_INT_ASM_OP): Define
6103 2001-09-05 Jeffrey A Law (law@cygnus.com)
6104 Jason Merrill (jason@redhat.com)
6106 * stor-layout.c (layout_type): Complain if an array's size can
6107 not be represented in a size_t.
6109 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
6111 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
6113 * gcc.c: (process_command) Add parentheses around assignment
6114 used as truth value.
6116 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
6118 * config/mips/mips.c (save_restore_insns): Don't mark any register
6119 save slots as unchanging if current_function_calls_eh_return.
6121 2001-09-05 Richard Henderson <rth@redhat.com>
6123 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
6124 * config/alpha/alpha-protos.h: Declare it.
6125 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
6126 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
6127 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
6128 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
6129 (REG_OK_FOR_BASE_P): Select one of the above.
6131 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
6133 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
6134 (crti.o): Prefix name of object file with $(T).
6137 2001-09-05 David S. Miller <davem@redhat.com>
6139 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
6140 * config/sparc/linux64.h: Likewise.
6142 2001-09-05 Andreas Jaeger <aj@suse.de>
6144 * doc/invoke.texi (i386 Options): -mwide-multiply is not
6145 available anymore, remove the documentation.
6146 (i386 Options): Fix typo, cleanup index entries.
6148 * prefix.c (concat): Remove, we can use the version from liberty.
6150 2001-09-05 Richard Henderson <rth@redhat.com>
6152 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
6153 New functions split out of md file expanders.
6154 * config/alpha/alpha-protos.h: Declare them.
6155 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
6157 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
6159 * cppmacro.c (funlike_invocation_p): No need to restore context.
6161 2001-09-04 Richard Henderson <rth@redhat.com>
6163 * reload.c (push_reload): Export.
6164 * reload.h (push_reload): Declare it.
6166 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
6167 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6168 * config/alpha/alpha.c (alpha_legitimize_address): New.
6169 (alpha_legitimize_reload_address): Likewise.
6170 * config/alpha/alpha-protos.h: Declare them.
6172 2001-09-04 Stan Shebs <shebs@apple.com>
6174 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
6175 * config/darwin.c (machopic_stub_name): Account for internally
6176 generated lib calls such as memcpy.
6178 2001-09-04 Richard Henderson <rth@redhat.com>
6180 * unwind.h (_UA_END_OF_STACK): New flag.
6181 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
6183 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
6185 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
6187 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
6189 * config/mips/mips.c (save_restore_insns): Change base_offset to
6190 fp_offset in second call to mips_emit_frame_related_store.
6192 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
6194 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
6195 sometimes be represented as a NOTE of type
6196 NOTE_INSN_DELETED_LABEL.
6197 (Insns): Document NOTE_INSN_DELETED_LABEL.
6199 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
6201 * c-common.h (tree_dump_index): Add more comments.
6202 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
6203 (dump_option_value_info): New struct.
6204 (dump_options): New array.
6205 (dump_switch_p): Parse switch options symbolically.
6206 * doc/invoke.texi (-fdump-ast): Rename to ...
6207 (-fdump-tree): ... here. Document that options are symbolic, and
6208 not all are applicable.
6210 2001-09-04 David S. Miller <davem@redhat.com>
6212 * config/sparc/sparc.md (define_splits): Kill constraints.
6214 Cleanup redundant and unused insn attributes.
6215 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
6216 binary, and move. Mark ialu as default.
6217 (commented out define_function_unit "alu"): Kill.
6218 (define_attr "use_clobbered"): Kill.
6219 (whole file): Kill address insn type references. Replace
6220 all unary/binary/move references with ialu.
6221 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
6222 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
6225 Simplify length insn attribute and make more judicious use
6226 of insn attribute defaulting.
6227 * config/sparc/sparc.md (all insns with length > one): Mark as
6228 insn type multi if real instructions, else use default if
6229 it is a forced splitter.
6230 (all insns with length == one): Use default insn length.
6231 (all insns of type ialu): Use default insn type.
6233 Fix erroneous insn attribute settings.
6234 (addx): Set insn type to misc.
6235 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
6236 const_umulsidi3_sp64): Set insn type to imul.
6238 Track SFmode vs DFmode insns according to UltraSPARC
6240 * config/sparc/sparc.md ("fptype"): New attribute, default
6242 (all DFmode single insns): Mark as fptype "double".
6244 2001-09-03 Jakub Jelinek <jakub@redhat.com>
6246 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
6248 2001-09-03 Richard Henderson <rth@redhat.com>
6250 * function.h (struct function): Add arg_pointer_save_area_init.
6251 * function.c (expand_function_end): Init arg_pointer_save_area.
6252 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
6253 when called from a nested function.
6255 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
6257 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
6260 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6262 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
6264 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
6266 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
6267 (emit_push_insn): Use specified padding direction when
6268 STACK_PUSH_CODE is POST_INC.
6270 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
6272 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6274 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
6276 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
6278 * cppinit.c (cpp_start_read): Free the imacros list as we
6279 traverse it. Don't free the chains before returning.
6280 (_cpp_push_next_buffer): Only try pushing buffers if we've
6281 completed -imacros handling.
6283 2001-08-31 Eric Christopher <echristo@redhat.com>
6285 * gcc.c (handle_braces): Add explaination for abort.
6287 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
6289 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
6290 move adjustment of bitpos instead.
6292 2001-08-31 Zack Weinberg <zack@codesourcery.com>
6294 * function.c: Remove all_functions. Make outer_function_chain
6296 (init_function_start): Don't add new function structure to
6298 (find_function_data, push_function_context_to,
6299 pop_function_context_from, put_var_into_stack,
6300 trampoline_address): Update for changed structure element names.
6301 (push_function_context_to): Disentangle.
6302 (free_after_compilation): Also free F.
6303 (expand_dummy_function_end): Don't free cfun here.
6304 (put_var_into_stack): Comment why we can't use find_function_data here.
6305 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
6306 (mark_function_chain): Split into maybe_mark_struct_function and
6307 ggc_mark_struct_function. Export the latter.
6308 (init_function_once): Mark from cfun and outer_function_chain;
6311 * function.h (struct function): Kill next_global. Rename next
6312 to outer. All users updated to match.
6313 (all_functions, outer_function_chain): Don't declare.
6315 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
6316 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
6317 don't touch f->inlinable, after calling rest_of_compilation.
6319 * tree.h: Forward-declare struct function. Prototype
6320 ggc_mark_struct_function.
6322 2001-08-31 Kazu Hirata <kazu@hxi.com>
6324 * config/h8300/h8300.md (*andorhi3): Fix typos.
6326 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6328 * calls.c (emit_library_call_value): Don't use a fixed
6329 argument after VA_CLOSE, i.e. out of scope in traditional C.
6331 * emit-rtl.c (gen_rtvec): Likewise.
6333 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6335 * Makefile.in (c-pragma.o): Depend on output.h.
6336 (reorg.o): Depend on except.h.
6338 * c-pragma.c: Include output.h.
6340 * reorg.c: Include except.h.
6342 * unwind-dw2.c: Call __builtin_alloca, not alloca.
6344 2001-08-31 Richard Henderson <rth@redhat.com>
6346 * sched-deps.c (add_dependence): Don't elide dependency if the
6347 conditional used by insn is modified in elem.
6349 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
6351 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
6353 2001-08-31 Diego Novillo <dnovillo@redhat.com>
6355 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
6358 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6360 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
6362 (stormy16_asm_out_constructor): New function.
6363 (TARGET_ASM_CONSTRUCTOR): Define.
6364 (TARGET_ASM_DESTRUCTOR): Define.
6366 2001-08-31 Andreas Jaeger <aj@suse.de>
6368 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
6369 * loop.c (add_label_notes): Likewise.
6370 * reload.c (find_reloads): Likewise.
6371 * config/sh/sh.c (machine_dependent_reorg): Likewise.
6373 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
6375 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
6376 code here. Take _Unwind_{W,Sw}ord*.
6377 (read_encoded_value_with_base): Use them.
6378 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
6380 (extract_cie_info): Simplify read_?leb128 handling.
6381 (execute_stack_op, execute_cfa_program): Likewise.
6382 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
6384 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6386 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
6387 the frame pointer to pop the stack if convenient.
6389 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
6390 Don't use post-increment before combine.
6391 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
6392 a call-saved register.
6394 2001-08-31 Andreas Jaeger <aj@suse.de>
6396 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
6399 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
6401 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
6402 not DIV/MOD, of course.
6404 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
6406 * rtl.def: Undo my patch commited 2001-08-27.
6408 * genattrtab.c: Ditto.
6412 * sched-int.h: Ditto.
6414 * target-def.h: Ditto.
6418 * haifa-sched.c: Ditto.
6420 * sched-rgn.c: Ditto.
6422 * sched-vis.c: Ditto.
6424 * Makefile.in: Ditto.
6426 * doc/md.texi: Ditto.
6428 * doc/tm.texi: Ditto.
6430 * doc/contrib.texi: Ditto.
6432 * doc/gcc.texi: Ditto.
6434 * genattrtab.h: Remove it.
6436 * genautomata.c: Remove it.
6438 * genattr.c: Undo my patch and Richard Henderson's patch commited
6441 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
6443 * config.gcc (h8300-*-elf*): New case.
6444 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
6445 (SUBTARGET_CPP_SPEC): Define.
6446 (EXTRA_SPECS): Define.
6447 (SUBTARGET_EXTRA_SPECS): Define.
6448 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
6449 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
6451 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
6453 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
6454 (LIB2FUNCS_EXTRA): Define.
6455 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
6456 config/h8300/fixunssfsi.c: New file.
6458 2001-08-30 Kazu Hirata <kazu@hxi.com>
6460 * config/h8300/h8300.md (zero_extendqihi2): Changes to
6461 define_expand to accommodate target-specific attributes.
6462 (anonymous zero_extendqihi2 patterns): New.
6464 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
6466 * h8300.md (*andorhi3): New pattern.
6468 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
6470 * h8300.c (dosize): Fix test for "sub".
6472 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
6474 * c-typeck.c (pointer_diff): Try to eliminate common term before
6477 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
6479 * config/arm/arm.c (arm_compute_initial_elimination_offset):
6480 Account for the saves of the FP registers.
6482 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
6483 (TEXT_SECTION_ASM_OP): Define.
6484 (INIT_SECTION_ASM_OP): Define.
6485 (FINI_SECTION_ASM_OP): Define.
6486 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
6487 (RDATA_SECTION_FUNCITON): Provide prototype.
6489 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
6491 * reload1.c (move2add_note_store): Correct typo checking for
6494 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
6496 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
6497 note should not be considered outside the libcall block.
6499 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6501 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
6503 2001-08-29 Kazu Hirata <kazu@hxi.com>
6505 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
6507 2001-08-29 Kazu Hirata <kazu@hxi.com>
6509 * config/h8300/h8300-protos.h: Add a prototype for
6511 * config/h8300/h8300.c (emit_logical_op): New.
6512 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
6519 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
6521 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
6522 comparison with rtx INTVAL.
6523 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
6525 * pa.h (FUNCTION_ARG_SIZE): Likewise.
6527 2001-08-29 Kazu Hirata <kazu@hxi.com>
6529 * config/h8300/lib1funcs.asm: Update the copyright. Fix
6532 2001-08-29 Kazu Hirata <kazu@hxi.com>
6534 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
6535 (reg n) to (mem (pre_dec (reg n))
6536 (anonymous movsi pattern): Likewise.
6538 2001-08-29 Kazu Hirata <kazu@hxi.com>
6540 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
6542 2001-08-29 Kazu Hirata <kazu@hxi.com>
6544 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
6545 several special constants.
6547 2001-08-29 Kazu Hirata <kazu@hxi.com>
6549 * config/h8300/lib1funcs.asm: Fix comment typos.
6551 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6553 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
6554 Fix format specifier warnings.
6556 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
6557 inet_makeaddr, semctl): Prototype.
6559 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
6560 (save_restore_insns): Use base_offset, not gp_offset.
6562 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
6563 (ASM_OUTPUT_BYTE): Fix format specifier warning.
6565 2001-08-29 Richard Henderson <rth@redhat.com>
6567 * bb-reorder.c (function_tail_eff_head): New.
6568 (record_effective_endpoints): Set it.
6569 (fixup_reorder_chain): Use it.
6571 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6573 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
6575 2001-08-28 Dale Johannesen <dalej@apple.com>
6577 * config/darwin.c (machopic_function_base_name): Add const
6578 qualifier to a string.
6579 (darwin_encode_section_info): Ditto.
6581 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6583 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
6584 function definition.
6586 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6588 * df.h (struct df): Add rts_order variable.
6590 * df.c (df_visit_next_rts): New function.
6591 (df_visit_next): Renamed to df_visit_next_rc
6592 (df_analyse_1): Allocate/compute/free rts_order as well.
6593 (df_rd_global_compute): Use df_visit_next_rc instead of
6595 (df_ru_global_compute): Use df_visit_next_rts instead of
6598 * flow.c (flow_reverse_top_sort_order_compute): New function.
6600 * basic-block.h: Add prototype.
6602 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6604 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
6605 blocks, the BB_REACHABLE is now set, rather than aux being
6606 non-NULL. Update the test to reflect this.
6608 2001-08-28 Eric Christopher <echristo@redhat.com>
6610 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
6611 config/mips/crti.asm: Ditto.
6613 2001-08-28 Eric Christopher <echristo@redhat.com>
6614 Richard Henderson <rth@redhat.com>
6616 * c-pragma.h (add_weak): Move prototype from here...
6617 * output.h (add_weak): ... to here.
6618 * varasm.c (add_weak): Fix typo.
6619 * config/mips/crti.asm: New file.
6620 * config/mips/crtn.asm: Ditto.
6621 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
6622 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
6623 (INVOKE__main): Ditto.
6624 (INIT_SECTION_ASM_OP): New.
6625 (FINI_SECTION_ASM_OP): Ditto.
6626 (STARTFILE_SPEC): Add crti.
6627 (ENDFILE_SPEC): Add crtn.
6628 * config/mips/elf64.h: Same.
6629 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
6631 * config/mips/vxworks.h: Ditto.
6632 * config/mips/t-elf: Support crti and crtn.
6634 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6636 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
6639 2001-08-28 Richard Henderson <rth@redhat.com>
6641 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
6642 (one_cmplbi2 splitter): Remove redundant test.
6644 2001-08-28 Dale Johannesen <dalej@apple.com>
6646 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
6648 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
6650 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
6652 2001-08-28 Stan Shebs <shebs@apple.com>
6654 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
6655 (UNALIGNED_SHORT_ASM_OP): Define.
6656 (UNALIGNED_INT_ASM_OP): Define.
6658 2001-08-28 Will Cohen <wcohen@redhat.com>
6660 * config/rs6000/rs6000.md (store_multiple): Correct RTL
6661 generation for first set.
6663 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6665 * flow.c (redirect_edge_succ_nodup): Return new edge.
6666 (try_simplify_condjump): Use new edge.
6667 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
6669 * cse.c (cse_basic_block): Skip note instructions.
6671 2001-08-27 Richard Henderson <rth@redhat.com>
6673 * combine.c (combine_simplify_rtx): Don't reverse condition
6674 if there is no reverse for the condition.
6675 (simplify_comparison): Don't simplify subregs from INT to FP.
6677 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
6678 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
6679 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
6680 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
6681 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
6682 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
6684 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6686 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
6687 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
6689 (adddi_dilshr32, adddi_dishl32): Only data register can be
6690 source for mem destination.
6692 * expmed.c (store_bit_field): Ignore adjustment to bitpos
6693 and use bitnum to decide about register move.
6695 2001-08-27 Richard Henderson <rth@redhat.com>
6697 * genattr.c (main): Emit state_t even when not doing scheduling.
6699 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6700 Richard Henderson <rth@redhat.com>
6702 * gcse.c (reg_first_set, reg_last_set): Replace with ...
6703 (reg_avail_info, current_bb): ... these.
6704 (oprs_unchanged_p, record_last_reg_set_info): Use them.
6705 (compute_hash_table): Likewise.
6707 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6709 * flow.c (verify_flow_info): Use checksums to verify edges.
6711 2001-08-27 Richard Henderson <rth@redhat.com>
6713 * genautomata.c (expand_automata): Always create a description.
6715 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6717 * optabs.c (expand_binop): Correctly handle the carry in multiword
6718 add/subtract operations.
6720 2001-08-27 Fred Fish <fnf@be.com>
6722 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
6725 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6727 * reload.c (find_reloads_toplev): Back out this change:
6729 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
6731 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
6732 mem if the address is a mode_dependent_address_p.
6734 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
6736 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
6737 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
6738 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
6741 * genattr.c (main): New variable num_insn_reservations. Increase
6742 it if there is DEFINE_INSN_RESERVATION. Output automaton based
6743 pipeline hazard recognizer interface.
6745 * genattrtab.h: New file.
6747 * genattrtab.c: Include genattrtab.h.
6748 (attr_printf, check_attr_test, make_internal_attr,
6749 make_numeric_value): Move protypes into genattrtab.h. Define them
6751 (num_dfa_decls): New global variable.
6752 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
6753 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
6754 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
6755 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
6757 * genautomata.c: New file.
6759 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
6761 * sched-int.h: (curr_state): Add the external definition for
6762 automaton pipeline interface.
6763 (haifa_insn_data): Add comments for members blockage and units.
6765 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6766 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6767 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6768 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6769 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6770 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6771 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
6773 (TARGET_SCHED): Use the new macros.
6775 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
6776 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
6777 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
6778 dfa_bubble): New members in gcc_target.sched.
6780 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
6781 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
6782 (insn_queue): Redefine it as pointer to array.
6783 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
6785 (max_insn_queue_index_macro_value): New variable.
6786 (curr_state, dfa_state_size, ready_try): New varaibles for
6787 automaton interface.
6788 (ready_element, ready_remove, max_issue): New function prototypes
6789 for automaton interface.
6790 (choose_ready): New function prototype.
6791 (insn_unit, blockage_range): Add comments.
6792 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
6793 FUNCTION_UNITS_SIZE == 0.
6794 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
6795 actual_hazard, potential_hazard): Add comments.
6796 (insn_cost): Use cost -1 as undefined value. Remove
6797 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
6799 (ready_element, ready_remove): New functions for automaton
6801 (schedule_insn): Add new code for automaton pipeline interface.
6802 (queue_to_ready): Add new code for automaton pipeline interface.
6803 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
6804 (debug_ready_list): Print newline when the queue is empty.
6805 (max_issue): New function for automaton pipeline interface.
6806 (choose_ready): New function.
6807 (schedule_block): Add new code for automaton pipeline interface.
6808 Print ready list before scheduling each insn.
6809 (sched_init): Add new code for automaton pipeline interface.
6810 Initiate insn cost by -1.
6811 (sched_finish): Free the current automaton state and finalize
6812 automaton pipeline interface.
6814 * sched-rgn.c: Include target.h.
6815 (init_ready_list, new_ready, debug_dependencies): Add new code for
6816 automaton pipeline interface.
6818 * sched-vis.c: Include target.h.
6819 (get_visual_tbl_length): Add code for automaton interface.
6820 (target_units, print_block_visualization): Add comments.
6822 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
6823 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
6824 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
6825 (getruntime.o, genautomata.o): New entries.
6826 (genattrtab.o): Add new dependency file genattrtab.h.
6827 (genattrtab): Add new dependencies. Link it with `libm.a'.
6828 (getruntime.o, hashtab.o): New entries for canadian cross.
6830 * doc/md.texi: Description of automaton based model.
6832 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
6834 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6835 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6836 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6837 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6838 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6839 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6840 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
6842 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
6843 MAX_DFA_ISSUE_RATE): New macro descriptions.
6845 * doc/contrib.texi: Add dfa based scheduler contribution.
6847 * doc/gcc.texi: Add more information about genattrtab.
6849 2001-08-27 Diego Novillo <dnovillo@redhat.com>
6851 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
6854 2001-08-27 Richard Henderson <rth@redhat.com>
6856 * function.c (expand_function_end): Don't init arg_pointer_save_area.
6857 (get_arg_pointer_save_area): New. Create an init it here.
6858 (fix_lexical_addr): Use it.
6859 * function.h: Declare it.
6860 * builtins.c (expand_builtin_setjmp_receiver): Use it.
6861 * stmt.c (expand_nl_goto_receiver): Use it.
6863 2001-08-27 Richard Henderson <rth@redhat.com>
6865 * final.c (final_scan_insn): Don't enter APP_ON mode for
6868 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
6869 alignment for assemble_integer for DW_EH_PE_aligned.
6870 * except.c (output_function_exception_table): Likewise.
6872 2001-08-26 Andreas Jaeger <aj@suse.de>
6874 * c-tree.h: Add prototyp for c_sizeof_nowarn.
6876 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
6878 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
6880 2001-08-27 Alan Modra <amodra@bigpond.net.au>
6882 * config/rs6000/rs6000.c (mask_operand): Rewrite without
6884 (mask64_operand): Likewise.
6885 (rldic_operand): Delete.
6886 (includes_lshift64_p): Delete.
6887 (includes_rldic_lshift_p): New function.
6888 (includes_rldicr_lshift_p): New function.
6889 (print_operand): Don't call rldic_operand in case 'W'.
6890 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
6891 (includes_lshift64_p): Remove.
6892 (includes_rldic_lshift_p): Declare.
6893 (includes_rldicr_lshift_p): Declare.
6894 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
6895 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
6896 Replace match_operand rldic_operand predicate with
6897 const_int_operand. Replace includes_lshift64_p condition with
6898 includes_rldic_lshift_p.
6899 <ashldi3_internal 64 bit rldicr patterns>: New.
6901 2001-08-27 Andreas Jaeger <aj@suse.de>
6903 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6904 * errors.c: Likewise.
6905 * final.c: Likewise.
6906 * dwarf2asm.c: Likewise.
6907 * doprint.c (checkit): Likewise.
6908 * diagnostic.c: Likewise.
6909 * collect2.c: Likewise.
6910 * calls.c: Likewise.
6911 * c-semantics.c (build_stmt): Likewise.
6912 * c-format.c (status_warning): Likewise.
6913 * c-errors.c (pedwarn_c99): Likewise.
6914 * builtins.c (validate_arglist): Likewise.
6915 * config/pj/pj.c (pj_printf): Likewise.
6916 * fix-header.c: Likewise.
6918 * gcov.c (fnotice): Likewise.
6919 * gensupport.c (message_with_line): Likewise.
6920 * mips-tfile.c: Likewise.
6921 * protoize.c (notice): Likewise.
6922 * read-rtl.c (fatal_with_file_and_line): Likewise.
6923 * rtl-error.c: Likewise.
6924 * tradcpp.c: Likewise.
6926 * cp/tree.c (build_min_nt): Likewise.
6927 (build_min): Likewise.
6928 * cp/lex.c: Likewise.
6929 * cp/errfn.c: Likewise.
6930 * cp/rtti.c (create_pseudo_type_info): Likewise.
6932 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
6934 * df.c (df_uses_record): Return after recording all uses
6937 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
6939 * df.c (df_insn_modify): Realloc the INSN table here, if
6940 necessary, here, too.
6942 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
6944 * config/mips/mips.c (mips_function_value): Handle complex return
6947 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
6949 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
6951 * reload.c (make_memloc): Copy result if it is still
6952 reg_equiv_memory_loc[regno] on return.
6953 (subst_reloads) [ENABLE_CHECKING]: Check that none of
6954 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
6955 reg_equiv_mem are modified by the substitutions.
6957 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6959 * predict.c (expensive_function_p): New.
6960 * rtl.h (expensive_function_p): Declare.
6961 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
6962 (use_fast_prologue_epilogue): New static variable.
6963 (expand_prologue): Set it; emit short prologues if unset.
6964 (expand_epilogue): Likewise.
6966 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6968 * config.gcc: Add stormy16-*-elf case.
6969 * config/stormy16/stormy-abi: New file.
6970 * config/stormy16/stormy16-lib2.c: New file.
6971 * config/stormy16/stormy16-protos.h: New file.
6972 * config/stormy16/stormy16.c: New file.
6973 * config/stormy16/stormy16.h: New file.
6974 * config/stormy16/stormy16.md: New file.
6975 * config/stormy16/t-stormy16: New file.
6977 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
6979 * i386.h (no-accumulate-outgoing-args): Use proper mask.
6981 2001-08-24 David Edelsohn <edelsohn@gnu.org>
6983 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
6984 descriptor members are pointer size, not constant 4.
6985 * config/rs6000/rs6000.md (define_splits): Remove more unused
6988 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6990 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
6992 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
6994 * cp/rtti.c (VPARAMS): Fix parameter.
6996 2001-08-24 Zack Weinberg <zackw@panix.com>
6998 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
7000 (mode_for_extraction): No need for #ifdefs. Add default-case abort
7002 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
7003 in if controlling use of insv.
7004 (extract_bit_field): Likewise, for extv and extzv.
7006 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
7008 * i386.md (movcc peep2): Fix load of 0.
7010 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7012 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
7013 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
7015 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
7017 * c-pragma.h: Move weak_syms and weak_decls...
7018 * varasm.c: ...here. Now static.
7019 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
7020 depend on HANDLE_PRAGMA_WEAK.
7022 * c-common.c (c_alignof, c_alignof_expr): Move here...
7023 * c-typeck.c: ...from here.
7024 * c-tree.h, c-common.h: Adjust.
7026 2001-08-23 Bernd Schmidt <bernds@redhat.com>
7028 * config/ia64/ia64.c (rws_update): If !pred, set write_count
7029 instead of incrementing it.
7031 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
7032 asm ready, don't try to move them all into the same array element.
7034 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
7036 * function.c (thread_prologue_and_epilogue_insns): Avoid
7037 fallthru flag on edge to exit.
7039 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
7041 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
7044 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
7046 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
7047 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
7048 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
7051 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
7053 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
7054 replace "GNU CC" with "GCC".
7056 2001-08-23 Richard Henderson <rth@redhat.com>
7058 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
7059 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
7060 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
7061 Need GR between FR and not GR_AND_FR.
7062 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
7063 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
7064 AR regs before GR regs.
7065 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
7066 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
7067 (REGISTER_MOVE_COST): Update.
7068 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
7070 2001-08-23 Richard Henderson <rth@redhat.com>
7072 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
7075 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
7077 * reload1.c (emit_reload_insns): Don't look for notes
7078 on a NULL store_insn.
7080 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7082 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
7083 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
7084 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
7085 format specifier warnings.
7086 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
7088 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
7090 * config/i386/i386-protos.h: Correct declaration of
7091 i386_pe_asm_named_section.
7093 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
7095 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
7097 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
7099 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
7101 * cpperror.c (print_location): Don't show _Pragma.
7102 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
7103 and file change callback generation here.
7104 (stack_include_file): Update use of cpp_push_buffer.
7105 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
7106 (struct cpp_buffer): Remove type, pfile members.
7107 * cppinit.c (cpp_handle_option): Use free_chain.
7108 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
7109 (skip_escaped_newlines, get_effective_char, lex_percent): Take
7110 a cpp_reader rather than a cpp_buffer.
7111 (skip_escaped_newlines, get_effective_char, skip_block_comment,
7112 skip_line_comment, parse_string, lex_percent, lex_dot,
7113 _cpp_lex_token): Update accordingly.
7114 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
7116 (cpp_push_buffer): Update prototype.
7117 (run_directive): Update use of cpp_push_buffer.
7118 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
7119 handle_assertion): Update use of run_directive.
7120 * cpplib.h (enum cpp_buffer_type): Remove.
7121 (cpp_push_buffer): Update prototype.
7122 * fix-header.c (read_scan_file): Update.
7124 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7126 * gcc.c (struct prefix_list): Change prefix to const char *.
7128 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7130 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
7132 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
7134 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
7137 * jump.c (squeeze_notes): Take parms by reference. Handle END being
7140 * ifcvt.c (dead_or_predicable): Adjust.
7141 * loop.c (find_and_verify_loops): Adjust.
7142 * stmt.c (expand_end_case): Adjust.
7143 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
7144 head and end insn pointers in the basic block, not just local copies.
7145 (merge_blocks_move_predecessor_nojumps): Likewise.
7147 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
7149 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
7150 bitmap.h, builtin-types.def, builtins.c, builtins.def,
7151 c-aux-info.c, c-common.c, c-common.def, c-common.h,
7152 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
7153 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
7154 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
7155 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
7156 conditions.h, config.gcc, configure.frag, configure.in,
7157 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
7158 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
7159 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
7160 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
7161 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
7162 emit-rtl.c, errors.c, errors.h, except.c, except.h,
7163 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
7164 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
7165 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
7166 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
7167 gencheck.c, gencodes.c, genconfig.c, genemit.c,
7168 genextract.c, genflags.c, gengenrtl.c, genmultilib,
7169 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
7170 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
7171 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
7172 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
7173 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
7174 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
7175 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
7176 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
7177 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
7178 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
7179 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
7180 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
7181 params.h, predict.c, predict.def, predict.h, prefix.c,
7182 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
7183 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
7184 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
7185 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
7186 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
7187 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
7188 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
7189 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
7190 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
7191 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
7192 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
7193 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
7194 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
7195 xcoffout.h: replace "GNU CC" with "GCC".
7197 2001-08-21 Richard Henderson <rth@redhat.com>
7199 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
7200 (final_scan_insn): Consider jump tables data even if we have no
7201 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
7203 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
7204 (ASM_OUTPUT_CASE_END): Remove.
7205 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
7206 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
7207 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
7209 2001-08-21 Richard Henderson <rth@redhat.com>
7211 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
7212 at barrier insns. Emit stop bits before barriers.
7214 * flow.c (flow_find_cross_jump): Don't consider unconditional
7215 return insns for commoning.
7217 * final.c (compute_alignments): Fix typo.
7219 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
7220 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
7221 (store_bit_field): Use mode_for_extraction more places.
7222 (extract_bit_field): Likewise.
7224 2001-08-21 Zack Weinberg <zackw@panix.com>
7226 * caller-save.c: Don't include insn-codes.h.
7227 (reg_save_code, reg_restore_code): Make arrays of int.
7228 All uses updated to match.
7229 (insert_save, insert_restore): No need to initialize "code"
7230 variable upon declaration.
7231 * Makefile.in: update dependencies; fix typo in clean rule.
7233 2001-08-21 Richard Henderson <rth@redhat.com>
7235 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
7236 (merge_if_block): Handle fallout from same.
7238 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7240 * builtins.c (type_to_class): Fix typo in last change.
7242 2001-08-21 Richard Henderson <rth@redhat.com>
7244 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
7245 ia64_asm_output_label.
7247 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
7248 copy of gp while the real gp register contains garbage.
7250 2001-08-21 Zack Weinberg <zackw@panix.com>
7252 * expmed.c (mode_for_extraction): New function.
7253 (store_bit_field, extract_bit_field): Use it.
7254 * expr.h: Prototype it and provide an enum for its first argument.
7256 * combine.c, function.c, recog.c: Don't include insn-codes.h.
7257 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
7258 and digging through the insn_data tables.
7259 * Makefile.in: Update dependencies.
7261 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
7263 * cppfiles.c (stack_include_file): line-map.c now handles include
7265 (handle_missing_handler): Similarly.
7266 (_cpp_execute_include): Similarly.
7267 (_cpp_pop_file_buffer): Similarly.
7268 * cpphash.h (struct cpp_reader): Remove system_include_depth,
7269 buffer_stack_depth and include_depth.
7270 * cpplib.c (do_include_common): line-map.c now handles include depth.
7271 (cpp_push_buffer): Similarly.
7272 (_cpp_pop_buffer): Similarly.
7273 * cppmacro.c (builtin_macro): Update.
7274 * line-map.c (init_line_maps): Set depth.
7275 (add_line_map): Increment "used" earlier. Update and use the
7277 (trace_include): Use the include depth.
7278 * line-map.h (struct line_maps): New member depth.
7280 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7282 * cppfiles.c (stack_include_file): Don't handle -H here.
7283 * cppinit.c (cpp_start_read): Set include tracing after
7284 cpp_post_options and after stacking the main file.
7285 * line-map.c (trace_include): New.
7286 (init_line_maps, add_line_map): Update.
7287 * line-map.h (struct line_maps): New member trace_includes.
7289 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7291 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
7292 * cppfiles.c (stack_include_file): Only stack a file if there
7293 is something to do. Return a boolean indicating whether a
7294 buffer was stacked or not.
7295 (_cpp_execute_include): Similarly.
7296 (_cpp_read_file): Similarly.
7297 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
7299 2001-08-21 Sam Steingold <sds@gnu.org>
7301 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
7302 (RECACHE): keep obufp_before_macroname up to date
7304 2001-08-21 Zack Weinberg <zackw@panix.com>
7306 * stmt.c: Don't include insn-codes.h.
7307 (expand_end_case): Machine specific logic moved to expr.c.
7308 No need to worry about __builtin_classify_type.
7309 (check_for_full_enumeration_handling, emit_case_nodes):
7312 * builtins.o (expand_builtin_classify_type): Split up so code
7313 can be shared with fold_builtin_classify_type.
7314 (type_to_class, fold_builtin_classify_type): New functions.
7315 (fold_builtins): Handle __builtin_classify_type.
7317 * expr.c (do_tablejump): Now static.
7318 (case_values_threshold, try_casesi, try_tablejump): New;
7319 code mostly from stmt.c (expand_end_case).
7320 (expr.h): Update prototypes.
7322 * Makefile.in (stmt.o): Update dependencies.
7324 2001-08-21 Will Cohen <wcohen@redhat.com>
7326 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
7327 declaration of variable i.
7328 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
7329 declaration of variable i.
7331 2001-08-21 Richard Henderson <rth@redhat.com>
7333 * crtstuff.c: Fix thinko last change. Move list tails to start
7334 of CRT_END section. Tidy ifdefs.
7335 (__EH_FRAME_BEGIN__): Always static for ELF.
7336 (__do_global_ctors_1): Rename from __frame_dummy.
7337 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
7338 name change; don't hide __EH_FRAME_BEGIN__.
7340 2001-08-21 Richard Henderson <rth@redhat.com>
7342 * gdbinit.in: Move break on exit after break on fancy_abort.
7344 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
7347 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7349 * cpphash.h (_cpp_push_next_buffer): New.
7350 * cppinit.c (do_includes): Remove.
7351 (push_include, free_chain, _cpp_push_next_buffer): New.
7352 (cpp_start_read): Use them to rework command line option handling.
7353 (cpp_handle_option): Combine handling of -include and -imacros.
7354 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
7355 appropriate. Always insert missing \n at EOF.
7356 * cpplib.c (start_directive): Get the directive position right.
7357 * cppmain.c (cb_file_change): Always print the first line, unless
7360 2001-08-20 Andreas Jaeger <aj@suse.de>
7362 * profile.c (compute_branch_probabilities): Remove extra new-line
7364 * flow.c (verify_flow_info): Likewise.
7366 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7368 * basic-block.h (basic_block): Add new field 'flags'.
7369 (BB_REACHABLE): Define.
7370 (expunge_block): Declare.
7371 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
7372 (EXIT_BLOCK_PTR): Ditto.
7373 (expunge_block): Remove static declaration.
7374 (cleanup_cfg): Clear bb->aux on every basic block.
7375 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
7376 computing reachability.
7377 (delete_unreachable_blocks): Delete block b if b->flags has
7380 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7382 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
7384 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7386 * sparc.c (sparc_variable_issue): Fix typo in last change.
7388 2001-08-20 Richard Henderson <rth@redhat.com>
7390 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
7392 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
7394 * pa.h (RETURN_IN_MEMORY): Improve comment.
7396 2001-08-20 Janis Johnson <janis187@us.ibm.com>
7398 * doc/invoke.texi (Profiling options): Clarify the interactions
7399 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
7401 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
7403 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
7406 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7408 * gcc.c (make_relative_prefix): Allocate a sufficiently large
7411 2001-08-20 Richard Henderson <rth@redhat.com>
7413 * final.c (end_final): Fix typo last change.
7415 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
7417 * cppinit.c (init_standard_includes): The returned buffer
7418 is already malloc-ed.
7419 * gcc.c (add_prefix): Similarly.
7420 * prefix.c (translate_name): Update to support clear buffer
7422 (update_path): Similarly. Be sure to free any newly allocated
7423 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
7425 * prefix.h (update_path): Update prototype and document.
7426 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
7427 up and update to new buffer ownership rules.
7428 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
7430 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
7432 * final.c (compute_alignments): New function.
7433 (init_insn_lengths): Do not care label_align.
7434 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
7435 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
7436 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
7437 (shorted_branches): Realloc label_align array; do
7438 not call init_insn_lengths; Do not care about loop alignments.
7439 * output.h (compute_alignments): Declare.
7440 * toplev.c (rest_of_compilation): Call compute_alignments.
7441 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
7443 * predict.c (block_info_def): Add npredecesors, remove nvisited;
7444 change visited to tovisit.
7445 (propagate_freq): Use faster traversing algorithm.
7446 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
7447 to tovisit; reverse meaning.
7449 * predict.c (struct block_info_def): Remove nvisited.
7450 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7451 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7453 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
7455 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
7456 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
7457 (TARGET_FUSED_MADD): New.
7458 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
7459 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
7460 the multiply-add instructions.
7462 2001-08-19 Richard Henderson <rth@redhat.com>
7464 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
7465 is aligned to pointer size.
7467 2001-08-19 Richard Henderson <rth@redhat.com>
7469 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
7470 display markers during final schedule.
7472 2001-08-19 Richard Henderson <rth@redhat.com>
7474 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
7476 2001-08-19 Richard Henderson <rth@redhat.com>
7478 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
7480 (ASM_NAME_TO_STRING): Remove.
7481 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
7482 in the same string. Remove support for expressions.
7484 2001-08-19 Richard Henderson <rth@redhat.com>
7486 * config/i386/i386.md (tablejump): Make an expander; handle
7487 pic relative addressing here.
7488 (tablejump_1): Rename from tablejump_pic.
7491 2001-08-19 Richard Henderson <rth@redhat.com>
7493 * regclass.c (fix_register): Fix typo.
7495 2001-08-18 Richard Henderson <rth@redhat.com>
7497 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
7498 (struct _Unwind_Context): Expand br_loc to hold it.
7499 (uw_frame_state_for): Handle leaf functions better.
7500 (uw_update_reg_address): Update for br_loc change.
7502 2001-08-18 Richard Henderson <rth@redhat.com>
7504 * crtstuff.c: Move list heads before code that uses them.
7505 (__JCR_LIST__): Remove initial null.
7506 (frame_dummy, __frame_dummy): Do java registration here ...
7507 (__do_global_ctors_aux): ... not here.
7509 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
7510 (__do_global_dtors_aux): Update to match.
7511 (__JCR_LIST__, __do_jv_register_classes): New.
7513 * config/ia64/crtend.asm (__JCR_END__): New.
7514 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
7515 instead of an indirect LTOFF22 reloc.
7517 2001-08-18 Richard Henderson <rth@redhat.com>
7519 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
7520 * regclass.c (init_reg_sets_1): Fix typo.
7521 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
7522 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
7523 (ia64_compute_frame_size): Make ar.unat live when in use.
7524 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
7525 for ar.pfs; remove ar.unat handling.
7526 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
7528 (PREDICATE_CODES): Add ar_pfs_reg_operand.
7529 * config/ia64/ia64-protos.h: Update decls.
7530 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
7531 (sibcall_pic): Likewise.
7533 2001-08-18 Richard Henderson <rth@redhat.com>
7535 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
7536 pred_rel_mutex when searching for insn_group_barrier.
7537 * config/ia64/ia64.md (cycle_display): Combine the expander
7540 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
7541 bit before asm as needed.
7543 2001-08-18 Richard Henderson <rth@redhat.com>
7545 * timevar.def (TV_MACH_DEP): New.
7546 * toplev.c (rest_of_compilation): Use it.
7547 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
7549 2001-08-18 Zack Weinberg <zackw@panix.com>
7551 * unwind-dw2.c (execute_stack_op): Add default aborts to
7552 the inner switches to prevent warnings.
7554 2001-08-18 Richard Henderson <rth@redhat.com>
7556 * timevar.h (struct timevar_time_def): Change element type to float.
7557 (ticks_to_msec, clocks_to_msec): Likewise.
7558 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
7559 (get_time): Likewise.
7560 (timevar_print): Adjust zero check and printing to match.
7562 2001-08-18 Zack Weinberg <zackw@panix.com>
7564 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
7565 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
7566 Eliminate overfull or underfull hboxes.
7568 2001-08-18 Zack Weinberg <zackw@panix.com>
7570 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
7572 2001-08-18 Zack Weinberg <zackw@panix.com>
7574 * haifa-sched.c: Convert to target hooks. Macros replaced
7575 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
7576 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
7577 MD_SCHED_FINISH, and HAVE_cycle_display.
7578 * target-def.h (TARGET_SCHED_ADJUST_COST,
7579 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
7580 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
7581 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
7582 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
7583 New hook #defines to be overridden.
7584 (TARGET_SCHED): Bring them all together.
7585 (TARGET_INITIALIZER): Update.
7586 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
7587 instead of 'struct rtx_def *' throughout.
7588 (struct sched): New set of hooks for the scheduler.
7589 * Makefile.in (haifa-sched.o): Depend on target.h.
7590 * doc/tm.texi: Document the new scheduler hooks, together in
7591 their own section, instead of scattered around.
7592 Fix a bunch of underfull/overfull hboxes.
7594 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
7595 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
7596 sparc.h: Don't define any of the old scheduler macros.
7598 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
7599 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
7600 sparc.c: Create hook functions from code extracted from
7601 corresponding target header, or make existing hooks static, as
7602 appropriate. Set the appropriate entries in targetm.
7604 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
7605 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
7606 rs6000-protos.h, s390-protos.h, sparc-protos.h:
7607 Remove prototypes for functions which are now static.
7609 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
7610 related gunk; the Haifa scheduler is now the only choice.
7612 2001-08-18 Zack Weinberg <zackw@panix.com>
7614 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
7615 * genopinit.c: Put floating point divide insns in sdiv_optab.
7616 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
7617 * config/gofast.h, config/c4x/c4x.h,
7618 config/ia64/hpux_longdouble.h, config/mips/mips.h,
7619 config/pa/long_double.h, config/rs6000/sysv4.h,
7620 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
7621 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
7622 (init_optabs): Use init_optabv for overflow-trapping optabs.
7623 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
7624 cmp_optab RTX codes so have_insn_for can find them.
7626 * optabs.c (expand_simple_binop, expand_simple_unop,
7627 have_insn_for, gen_sub3_insn): New interfaces.
7628 * expr.h: Prototype new functions.
7629 (enum optab_methods): Move here from optabs.h.
7631 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
7632 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
7633 Use new functions instead of working directly with optabs.
7634 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
7635 unroll.c: Don't include optabs.h.
7636 * caller-save.c, combine.c, function.c, stmt.c: Just include
7637 insn-codes.h, not optabs.h.
7638 * Makefile.in: Update dependencies.
7640 * combine.c (make_compound_operation, simplify_comparison):
7641 Fix typos testing for this or that instruction.
7643 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7645 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
7646 generating libgcc.a.
7648 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7650 * except.c (TYPE_HASH): Delete.
7652 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
7655 * tree.c (TYPE_HASH): Delete.
7657 * tree.h (TYPE_HASH): Define.
7659 2001-08-18 Graham Stott <grahams@redhat.com>
7661 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
7663 (adddi3_internal_2+2): Likewise.
7664 (eh_set_lr_di+1): Likewise.
7666 2001-08-17 Richard Henderson <rth@redhat.com>
7668 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
7669 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
7670 * dwarf2asm.c: ... here.
7671 * dwarfout.c: Remove them.
7673 * varasm.c (assemble_integer): Add align parameter.
7674 (assemble_real, output_constant, output_constructor): Likewise.
7675 * output.h: Update decls.
7676 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
7677 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
7678 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
7679 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
7680 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
7683 * final.c (end_final): Abort profile block generation if we
7684 havn't layed it out properly.
7685 * output.h (assemble_eh_integer): Remove stale decl.
7686 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
7688 (assemble_integer): Handle unaligned data.
7689 (assemble_real): Abort on unaligned data.
7690 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
7692 (default_dtor_section_asm_out_destructor): Use assemble_align.
7693 (default_named_section_asm_out_constructor): Likewise.
7694 (default_ctor_section_asm_out_constructor): Likewise.
7695 * config/darwin.c (machopic_asm_out_constructor): Likewise.
7696 (machopic_asm_out_destructor): Likewise.
7697 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
7698 (nextstep_asm_out_destructor): Likewise.
7699 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
7700 (vms_asm_out_destructor): Likewise.
7702 2001-08-17 Richard Henderson <rth@redhat.com>
7704 * config/mips/iris6.h (TARGET_IRIX6): New.
7705 (current_section_name, current_section_flags): New.
7706 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
7707 (MAX_OFILE_ALIGNMENT): New.
7708 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
7709 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
7710 (copy_file_data): Split out from
7711 (mips_asm_file_end): ... here.
7712 (mips_asm_file_start): Remove extra .section directive. Use
7713 tmpfile instead of mips_make_temp_file.
7714 (mips_unique_section): Use const char * as needed for warnings.
7715 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
7716 re-add align parameter.
7717 (iris6_asm_named_section): New.
7718 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
7719 (iris6_asm_output_align, iris6_section_align_1): New.
7720 (iris6_asm_file_start, iris6_asm_file_end): New.
7721 * config/mips/mips-protos.h: Update decls.
7723 2001-08-17 Janis Johnson <janis187@us.ibm.com>
7725 * doc/install.texi (Install GCC): Add links to build status pages.
7727 (Final install): Ditto; request updates for specific info
7729 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
7731 * cpperror.c (print_location): Don't take a file name; use the
7733 (_cpp_begin_message): Similarly.
7734 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
7735 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
7736 (cpp_pedwarn_with_file_and_line): Remove.
7737 * cppfiles.c (stack_include_file): Update; set filename to stdin
7738 here when appropriate.
7739 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
7740 (_cpp_begin_message): Don't take a file name.
7741 * cppinit.c: Add comment.
7742 * cpplex.c: Fix end-of-directive indicator.
7743 * cpplib.c: Don't include intl.h.
7744 (run_directive, do_diagnostic): Update.
7745 (do_line): Update to not use nominal_fname.
7746 (cpp_push_buffer): Don't take a filename.
7747 * cpplib.h (struct ht): Remove.
7748 (cpp_push_buffer): Don't take a filename.
7749 (cpp_pedwarn_with_file_and_line): Remove.
7750 * cppmacro.c (struct cpp_macro): Remove file.
7751 (builtin_macro): Update.
7752 (_cpp_create_definition): Update.
7753 * cppmain.c: Correct comment.
7754 * fix-header.c (read_scan_file): Update.
7756 2001-08-17 Kazu Hirata <kazu@hxi.com>
7758 * sbitmap.c: Fix comment formatting.
7759 * sched-deps.c: Likewise.
7760 * sibcall.c: Likewise.
7761 * simplify-rtx.c: Likewise.
7763 * ssa-ccp.c: Likewise.
7764 * stor-layout.c: Likewise.
7765 * timevar.c: Likewise.
7766 * toplev.c: Likewise.
7767 * unwind-dw2.c: Likewise.
7768 * unwind-dw2-fde.c: Likewise.
7769 * varasm.c: Likewise.
7771 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
7773 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
7774 or larger than an integer in memory.
7776 2001-08-17 Zack Weinberg <zackw@panix.com>
7778 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
7779 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
7780 * rtl.h: Don't forward-declare union tree_node here. Don't
7781 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
7782 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7783 and tree respectively.
7784 * tree.h: Don't forward-declare struct rtx_def here. Don't
7785 typedef tree here. Change all uses of struct rtx_def *,
7786 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7787 and tree respectively.
7789 2001-08-17 Richard Henderson <rth@redhat.com>
7791 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
7792 config/mips/openbsd.h: Fix typos last change.
7794 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7796 * doc/invoke.texi (Optimize Options): The default for
7797 -finline-limit is 600.
7799 2001-08-17 Richard Henderson <rth@redhat.com>
7801 * varasm.c (text_section): Allow TEXT_SECTION to override the
7802 printing of TEXT_SECTION_ASM_OP.
7803 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
7804 (DATA_SECTION, BSS_SECTION): Remove.
7805 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
7806 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
7807 Rename from s/_NAME//.
7808 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
7809 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
7810 (TEXT_SECTION): ... here. New.
7811 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
7812 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
7813 * config/mips/openbsd.h: Likewise.
7814 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
7815 (mips_asm_file_end): Likewise test.
7816 (mips_output_function_epilogue): Likewise. Switch back to data
7817 section after emitting the function.
7819 * doc/tm.texi (Sections): Document TEXT_SECTION.
7821 2001-08-17 Richard Henderson <rth@redhat.com>
7823 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
7824 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
7826 2001-08-17 Richard Henderson <rth@redhat.com>
7828 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
7829 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
7830 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
7831 Add aligned attribute.
7833 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
7835 * config/sh/sh.md: Add modes to unspecs in first insn to match
7836 those in the second.
7838 * Makefile.in: Fix collect2 copy for Cygwin.
7840 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
7842 Install the proper patch.
7843 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7844 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7845 (expand_function_start): Likewise.
7846 * stmt.c (expand_decl): Likewise.
7847 * varasm.c (make_decl_rtx): Likewise.
7849 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7851 * final.c: Undo my previous accidental checkin.
7852 * output.h: Likewise.
7853 * tm.texi: Likewise.
7855 2001-08-16 Richard Henderson <rth@redhat.com>
7857 * varasm.c (named_section_flags): Remove align parameter.
7858 * varasm.c, dwarf2out.c: Update all callers.
7859 * output.h: Update prototypes.
7861 * target.h (target.asm_out.named_section): Remove align parameter.
7862 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
7863 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
7864 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
7865 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
7866 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
7868 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
7869 (get_named_section_flags, set_named_section_flags): New.
7870 (named_section_flags): Use them.
7871 (named_section): Do decl vs section flags check here...
7872 (default_section_type_flags): ... not here.
7873 (init_varasm_once): Create in_named_htab.
7874 (resolve_unique_section): Mark reloc unused.
7876 2001-08-16 Richard Henderson <rth@redhat.com>
7878 * varasm.c (force_const_mem): Keep pool alignment in bits.
7879 (output_constant_pool): Use assemble_align.
7881 2001-08-16 Zack Weinberg <zackw@panix.com>
7883 * doc/tm.texi: Remove extra @table command.
7885 2001-08-16 Zack Weinberg <zackw@panix.com>
7887 * final.c (shorten_branches): Clear the end of the label_align
7888 array only if we made it larger. Break up messy expressions
7891 * diagnostic.c (internal_error): Check for error recursion
7892 before doing ICE suppression.
7894 * timevar.c: Timing variables now count in milliseconds.
7895 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
7896 (get_time): Not here.
7897 (timevar_print): Don't print any timer whose user, cpu, and
7898 wall times are all zero as displayed.
7899 * timevar.h: Update comment aboout units. Make timevar
7902 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7904 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7905 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7906 (expand_function_start): Likewise.
7907 * stmt.c (expand_decl): Likewise.
7908 * varasm.c (make_decl_rtx): Likewise.
7910 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
7912 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
7913 (finalize_record_size): Don't set TYPE_USER_ALIGN.
7915 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7917 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
7920 2001-08-16 Andreas Jaeger <aj@suse.de>
7922 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
7925 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
7927 * rtl.h (only_sets_cc0_p): New prototype.
7928 * jump.c (sets_cc0_p): Handle INSN.
7929 (only_sets_cc0_p): New function.
7930 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
7931 (tidy_fallthru_edge): Likewise.
7932 * integrate.c (copy_insn_list): Likewise.
7933 * unroll.c (unroll_loop): Likewise.
7934 (copy_loop_body): Likewise.
7936 2001-08-15 Jason Eckhardt <jle@redhat.com>
7938 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
7940 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7942 * predict.c (struct block_info_def): Remove nvisited.
7943 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7944 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7946 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
7947 (ix86_adjust_cost): Teach scheduler that latency to load operand can
7950 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
7952 * predict.def: Update hitrates.
7954 2001-08-15 Richard Henderson <rth@redhat.com>
7956 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
7958 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
7960 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
7961 note from its associated jump.
7963 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7965 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
7966 also on 64-bit s390x targets.
7968 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
7970 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
7972 (arm_expand_prologue): Handled nested functions which take a
7973 variable argument list.
7974 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
7975 macro with an invocation of
7976 arm_compute_initial_elimination_offset.
7977 * config/arm/arm-protos.h: Prototype
7978 arm_compute_initial_elimination_offset.
7980 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7982 * doc/install.texi (Specific, avr): Fix markup.
7983 (Specific, c4x): Ditto.
7985 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7987 * predict.c (dump_prediction): Change `bool' parameter to `int'.
7989 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
7991 * Makefile.in (OBJS): Add rtl-error.o
7992 (rtl-error.o): New rule.
7993 (diagnostic.o): Adjust dependency.
7994 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
7995 error_for_asm, _fatal_insn, _fatal_insn_not_found,
7996 warning_for_asm): Move to...
7997 rtl-error.c: ...here. New file.
7999 2001-08-14 Richard Henderson <rth@redhat.com>
8001 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
8002 if USING_SJLJ_EXCEPTIONS.
8004 2001-08-14 Steve Ellcey <sje@cup.hp.com>
8006 * tlink.c (scan_linker_output): Check string for unsatisfied in
8007 addition to undefined and unresolved.
8009 2001-08-14 Graham Stott <grahams@redhat.com>
8011 * libgcc2.c (*): Replace EH_FRAME_SECTION with
8012 EH_FRAME_SECTION_NAME.
8014 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
8016 * genattrtab.c (simplify_test_exp_in_temp): New function.
8017 (simplify_test_exp): Avoid explicit use of temporary obstack.
8018 (simplify_cond, insert_right_side, evaluate_eq_attr,
8019 simplify_and_tree, simplify_or_tree, eliminate_known_true):
8020 Use simplify_test_exp_in_temp.
8021 (optimize_attrs): Iterate until expression stabilizes.
8023 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
8025 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
8026 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
8028 2001-08-13 Richard Henderson <rth@redhat.com>
8030 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
8031 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
8032 * config/arm/conix-elf.h: Likewise.
8034 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
8036 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
8038 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
8040 * gcse.c (hash_scan_set): Expressions that are set as part of
8041 jump instructions are not available.
8043 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
8045 * config/s390/s390.c (print_operand, s390_function_prologue,
8046 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
8048 2001-08-13 Richard Henderson <rth@redhat.com>
8050 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
8051 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
8052 * doc/tm.texi (Exception Region Output): Document it.
8054 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
8056 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
8057 DWARF2 instead of stabs by default.
8059 2001-08-13 David Edelsohn <edelsohn@gnu.org>
8061 * config/rs6000/rs6000.c: Include optabs.h.
8063 2001-08-13 David Edelsohn <edelsohn@gnu.org>
8065 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
8066 save/restore routines.
8067 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
8069 2001-08-13 Andreas Jaeger <aj@suse.de>
8071 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
8072 the english is correct.
8074 2001-08-13 Zack Weinberg <zackw@panix.com>
8076 * expr.h: Split out optab- and libfunc-related code to...
8077 * optabs.h, libfuncs.h: ... these new headers.
8079 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
8081 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
8083 * mkconfig.sh: Don't include insn-codes.h from config.h.
8085 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
8086 enum insn_code is available. Move reload_in_optab and
8087 reload_out_optab array declarations to optabs.h.
8088 * regmove.c (gen_add3_insn): Move to optabs.c, export from
8089 there, prototype in expr.h.
8090 * gencodes.c: Cleanup: zap global variables, don't use
8091 printf where puts will do, don't bother defining MAX_INSN_CODE
8092 which nothing uses, let CODE_FOR_nothing get its value implicitly.
8094 * genemit.c, genopinit.c: Include optabs.h in generated file.
8095 * genoutput.c: Include insn-codes.h in generated file.
8096 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
8097 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
8098 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
8099 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
8100 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
8101 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
8103 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
8104 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
8105 config/m88k/m88k.c, config/sparc/sparc.c:
8107 * reload.c: Include expr.h and optabs.h before reload.h.
8108 * config/alpha/alpha.c: Include tree.h before reload.h.
8109 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
8110 and reload.h in that order.
8111 * config/sparc/sparc.c: Include debug.h.
8112 * recog.c: Include insn-codes.h.
8114 2001-08-13 Andreas Jaeger <aj@suse.de>
8116 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
8119 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
8121 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
8122 * gcc.c (init_spec): Fix typo in comment.
8123 * varasm.c (data_section): Fix typo in comment.
8125 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
8127 * predict.c (dump_prediction): New argument "USED".
8128 (combine_predictions_for_insn): Determine the used heuristics,
8129 output the case no heuristic applied.
8130 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
8132 2001-08-13 Andreas Jaeger <aj@suse.de>
8134 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
8137 2001-08-13 Kazu Hirata <kazu@hxi.com>
8139 * jump.c: Fix formatting.
8141 2001-08-13 Kazu Hirata <kazu@hxi.com>
8143 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
8146 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
8148 * loop.c (check_dbra_loop): Use condjump_label to compute
8151 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
8152 to better document the files they're in.
8154 2001-08-12 Zack Weinberg <zackw@panix.com>
8156 * recog.h (struct insn_operand_data): Shrink 'mode' field
8159 2001-08-12 Kazu Hirata <kazu@hxi.com>
8161 * gcc.c: Fix comment formatting.
8162 * gccspec.c: Likewise.
8165 * genemit.c: Likewise.
8166 * gengenrtl.c: Likewise.
8167 * genrecog.c: Likewise.
8168 * gensupport.c: Likewise.
8169 * ggc-page.c: Likewise.
8170 * global.c: Likewise.
8171 * graph.c: Likewise.
8172 * ifcvt.c: Likewise.
8173 * integrate.c: Likewise.
8175 * libgcc2.c: Likewise.
8177 * mbchar.c: Likewise.
8178 * optabs.c: Likewise.
8179 * predict.c: Likewise.
8180 * prefix.c: Likewise.
8181 * profile.c: Likewise.
8182 * protoize.c: Likewise.
8184 * recog.c: Likewise.
8185 * regclass.c: Likewise.
8186 * regmove.c: Likewise.
8187 * reg-stack.c: Likewise.
8188 * reload1.c: Likewise.
8189 * resource.c: Likewise.
8190 * rtlanal.c: Likewise.
8193 2001-08-12 Kazu Hirata <kazu@hxi.com>
8195 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
8196 a tree representing a constant is passed to the macro.
8198 2001-08-12 Richard Henderson <rth@redhat.com>
8200 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
8201 (rs6000_elf_asm_out_destructor): New.
8202 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
8203 (DTORS_SECTION_ASM_OP): Remove.
8204 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8205 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
8207 2001-08-12 David Edelsohn <edelsohn@gnu.org>
8210 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8211 * gcc.c (set_collect_gcc_options): New function, split out from
8213 Ignore elided switches.
8214 (do_spec_1): Invoke before executing command.
8215 (set_input): Export.
8216 Move declaration ...
8217 * gcc.h (set_input): ... here.
8218 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
8221 2001-08-12 Richard Henderson <rth@redhat.com>
8223 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
8224 thinko wrt TARGET_RELOCATABLE.
8226 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
8228 * fix-header.c (cb_file_change): Update prototype.
8230 2001-08-11 Zack Weinberg <zackw@panix.com>
8232 * toplev.c (set_float_handler): Make static.
8233 * toplev.h: Don't prototype set_float_handler.
8235 * simplify-rtx.c: Don't include setjmp.h.
8236 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
8238 (simplify_unary_operation, simplify_binary_operation): Use them,
8239 via do_float_handler.
8241 * fold-const.c: Don't include setjmp.h.
8242 (exact_real_inverse_1): New function.
8243 (exact_real_inverse): Use it, via do_float_handler.
8245 * varasm.c: Don't include setjmp.h.
8246 (assemble_real_1): New function.
8247 (assemble_real): Use it, via do_float_handler.
8248 Call internal_error if we get a trap here.
8250 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
8251 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
8253 2001-08-11 Zack Weinberg <zackw@panix.com>
8255 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
8256 STACK_BOUNDARY if not already defined.
8258 * calls.c, function.c, reload1.c, explow.c: Don't default
8259 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
8260 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
8262 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
8265 * doc/tm.texi: Document that STACK_BOUNDARY is required;
8266 clarify difference between it and PREFERRED_STACK_BOUNDARY.
8268 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8270 * cppmacro.c (enter_macro_context): Push macro expansions even
8273 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8275 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
8276 (rs6000_elf_section_type_flags): Actually return a value.
8278 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8280 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
8281 Clean up code: add missing comments and prototypes, fix warnings,
8282 remove obsolete code, fix spacing to conform to coding style.
8284 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8286 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
8287 and TARGET_ASM_CLOSE_PAREN.
8288 (regclass_map): CC register belongs to class NO_REGS.
8289 (legitimize_pic_address): Don't generate unnecessary moves
8290 (to avoid confusing loop optimization).
8291 (check_and_change_labels): Replace jump_long by indirect_jump.
8292 (s390_final_chunkify): Don't start a new literal pool on section
8293 switch in 64-bit code.
8294 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
8296 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
8297 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
8298 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
8300 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
8301 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
8302 (CONST_COSTS): Fixed incorrect costs.
8304 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
8305 Use emit_jump instead of emit_jump_insn (gen_jump).
8306 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
8307 (to avoid confusing flow analysis).
8308 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
8309 (casesi, casesi_jump): New.
8310 (jump_long): Removed. Functionality merged into indirect_jump.
8311 (indirect_jump): Accept address_operand, not just register_operand.
8312 (cjump_long, icjump_long): Use same logic as indirect_jump.
8313 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
8314 Fixed broken setjmp/longjmp handling.
8315 (do_builtin_setjmp_setup): Removed.
8317 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
8318 broken GNU as versions that don't accept .quad with large
8319 negative values. Use hexadecimal output instead.
8320 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
8321 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
8322 FUNCTION_EPILOGUE): Removed. Now in targetm.
8324 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
8326 * config/s390/fixdfdi.h: Add missing copyright statement.
8327 Fix type conflicts on 64-bit. Add missing SFmode routines.
8329 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
8332 2001-08-11 Richard Henderson <rth@redhat.com>
8334 * rtl.h (REG_EH_RETHROW): Remove.
8335 * rtl.c (reg_note_name): Update.
8336 * combine.c (distribute_notes): Don't check for it.
8338 2001-08-11 Richard Henderson <rth@redhat.com>
8340 * combine.c (distribute_notes): Place REG_SETJMP.
8342 2001-08-11 Richard Henderson <rth@redhat.com>
8344 * doc/extend.texi (Arrays and pointers implementation): Discourage
8345 relying on sign-extension of pointers.
8347 2001-08-11 H.J. Lu <hjl@gnu.org>
8349 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
8351 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
8352 RDATA_SECTION_ASM_OP.
8354 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8356 * doc/install.texi (Specific, c4x): Fix cross-reference to the
8357 main manual to work both for info and HTML versions.
8359 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8360 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8362 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
8363 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
8364 (struct cpp_pool): New member first.
8365 * cppinit.c (append_include_chain): Plug memory leaks.
8366 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
8367 Allocate pragma structures from the (aligned) macro pool to
8368 avoid leaking memory.
8369 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
8370 so we don't leak memory.
8371 * hashtable.c (ht_destroy): New.
8372 * hashtable.h (ht_destroy): New.
8374 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8375 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8377 * c-lex.c (map): Make const.
8378 (cb_file_change): Update for callback passing a line map.
8379 Don't assume we have a previous map. Remove sanity check
8380 about popping too many files.
8381 * cpperror.c (print_location): Make map const.
8382 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
8383 (cpp_make_system_header): Similarly.
8384 (search_from): Similarly.
8385 (_cpp_execute_include): Don't remember where we came from.
8386 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
8387 (struct cpp_reader): Make map const.
8388 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
8389 * cpplib.c (do_line): Update; line maps now hold sysp.
8390 (cpp_push_buffer): Similarly.
8391 (_cpp_do_file_change): Similarly; callback with map instead.
8392 (cpp_get_line_maps): Constify return value.
8393 (_cpp_pop_buffer): Update.
8394 * cpplib.h (struct cpp_file_change): Remove.
8395 (struct cpp_callbacks): Update.
8396 (cpp_get_line_maps): Constify return value.
8397 * cppmacro.c (_cpp_create_definition): Update.
8398 * cppmain.c (struct printer): Constify map.
8399 (maybe_print_line): Similarly.
8400 (print_line): Similarly. Deduce flags 1 and 2 here.
8401 (cb_file_change): Update.
8402 * line-map.c (free_line_maps): Warn regardless.
8403 (add_line_map): Return pointer to const. When passed NULL to_file
8404 with LC_LEAVE, use the obvious values for the return point so the
8405 caller doesn't have to figure them out.
8406 (lookup_line): Return pointer to const.
8407 (print_containing_files): Take pointer to const.
8408 * line-map.h (struct line_map): New members reason, sysp.
8409 (add_line_map): Return pointer to const.
8410 (lookup_line): Similarly.
8411 (print_containing_files): Take pointer to const.
8413 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
8414 Richard Henderson <rth@redhat.com>
8416 * regmove.c (regmove_optimize): Avoid setting a register twice in
8419 2001-08-10 Richard Henderson <rth@redhat.com>
8421 * doc/extend.texi (Arrays and pointers implementation): Document
8422 behavior of pointer/integer conversion.
8424 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
8426 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
8428 2001-08-10 Richard Henderson <rth@redhat.com>
8430 * doc/extend.texi (C Implementation): New chapter.
8431 * doc/gcc.texi (Top): Link it in.
8433 2001-08-10 Andrew Cagney <ac131313@redhat.com>
8435 * doc/install.texi (Specific): Fix CVS merge botch.
8437 2001-08-10 Richard Henderson <rth@redhat.com>
8439 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
8440 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
8442 2001-08-10 Zack Weinberg <zackw@stanford.edu>
8444 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
8445 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
8446 this macro is now required.
8448 * cselib.c (cselib_process_insn), flow.c (propagate_block),
8449 loop.c (find_and_verify_loops), reload.c (reload): Check
8450 for rtx code of CALL_INSN, not CALL, when deciding if we
8451 need to check for REG_SETJMP note.
8453 * gcse.c (compute_hash_table, compute_store_table): Update
8454 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
8457 * config/avr/avr.c: Fix typo.
8458 * config/convex/convex.c (expand_movstr): Use adjust_address.
8459 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
8461 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
8462 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
8464 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
8465 Do define STACK_BOUNDARY.
8466 * config/i370/i370.c: Include expr.h.
8467 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
8468 config/pa/som.h, config/v850/v850.h: Take in_ctors and
8469 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
8470 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
8471 * config/m88k/m88k.c: Include c-tree.h after expr.h.
8472 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
8473 * config/romp/romp.c: Include expr.h after tree.h.
8475 (output_fpop): Use xmalloc, not oballoc.
8476 * config/we32k/we32k.c: Include expr.h.
8478 2001-08-10 Kazu Hirata <kazu@hxi.com>
8480 * config/h8300/h8300.h: Fix formatting.
8482 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8484 * c-common.h (RETURN_NULLIFIED_P): Lose.
8485 * c-semantics.c (genrtl_return_stmt): Don't check it.
8487 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8489 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
8490 (mips_annotate_frame_insn): New function.
8491 (mips_emit_frame_related_store): New function.
8492 (save_restore_insns): Don't mark instructions that set up the base
8493 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
8494 the store instructions instead.
8495 (mips_expand_prologue): If the stack size is moved into a temporary
8496 register, do not mark that move as frame-related. Add a
8497 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
8499 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8501 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
8502 stack slot as unchanging if current_function_calls_eh_return.
8504 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8506 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
8507 access the second half of the TFmode scratch operand.
8509 2001-08-10 Anthony Green <green@redhat.com>
8511 * java/class.c (emit_register_classes): Conditionalize code on
8514 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8516 * doc/install.texi (Specific, avr): Fix cross-reference to the
8517 main manual to work both for info and HTML versions.
8519 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
8521 * stmt.c (expand_null_return_1): Remove code to generate simple returns
8522 and "use_goto" argument.
8523 (expand_null_return, expand_value_return): Update all callers.
8524 * function.c (expand_function_end): Remove code to generate simple
8526 * config/vax/vax.md (epilogue): New expander for function return.
8527 * doc/md.texi (epilogue): Remove "if defined".
8529 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8531 * Makefile.in: Partially revert my previous change:
8532 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
8533 of the hashtab.o and safe-ctype.o rules.
8535 2001-08-09 Richard Henderson <rth@redhat.com>
8537 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
8538 (USE_COLLECT2): Remove duplicate definition.
8539 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
8540 (use_collect2): Remove dead code.
8541 * configure.in (use_collect2): Remove will_use_collect2 and
8542 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
8543 * configure: Rebuild.
8545 * target.h (targetm.asm_out.constructor): New.
8546 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
8547 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
8548 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
8549 * varasm.c (in_ctors, in_dtors): New.
8550 (assemble_constructor, assemble_destructor): Remove.
8551 (default_stabs_asm_out_destructor): New.
8552 (default_named_section_asm_out_destructor): New.
8553 (dtors_section, default_dtor_section_asm_out_destructor): New.
8554 (default_stabs_asm_out_constructor): New.
8555 (default_named_section_asm_out_constructor): New.
8556 (ctors_section, default_ctor_section_asm_out_constructor): New.
8557 * output.h: Update declarations.
8558 * c-decl.c (c_expand_body): Use target hooks instead of
8559 assemble_constructor and assemble_destructor.
8560 * profile.c (output_func_start_profiler): Likewise.
8561 * objc/objc-act.c (finish_objc): Likewise.
8562 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
8563 for the constructor.
8564 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
8566 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
8567 (DTORS_SECTION_ASM_OP): Likewise.
8568 (__CTOR_LIST__): Use attribute section when possible.
8569 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
8571 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
8572 ASM_OUTPUT_CONSTRUCTOR.
8574 * config/darwin.c (machopic_asm_out_constructor): New.
8575 (machopic_asm_out_destructor): New.
8576 * config/darwin-protos.h: Update declarations.
8577 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8578 (ASM_OUTPUT_DESTRUCTOR): Remove.
8579 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8580 * config/nextstep.c (nextstep_asm_out_constructor): New.
8581 (nextstep_asm_out_destructor): New.
8582 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8583 (ASM_OUTPUT_DESTRUCTOR): Remove.
8584 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8585 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
8586 ASM_OUTPUT_*STRUCTOR.
8587 * config/i386/aix386ng.h: Likewise.
8589 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
8590 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
8591 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8592 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8593 * config/lynx.h: Likewise.
8594 * config/netware.h: Likewise.
8595 * config/psos.h: Likewise.
8596 * config/alpha/alpha-interix.h: Likewise.
8597 * config/alpha/elf.h: Likewise.
8598 * config/arc/arc.h: Likewise.
8599 * config/arm/aof.h: Likewise.
8600 * config/arm/coff.h: Likewise.
8601 * config/arm/elf.h: Likewise.
8602 * config/c4x/c4x.h: Likewise.
8603 * config/h8300/h8300.h: Likewise.
8604 * config/i386/cygwin.h: Likewise.
8605 * config/i386/djgpp.h: Likewise.
8606 * config/i386/i386-coff.h: Likewise.
8607 * config/i386/i386-interix.h: Likewise.
8608 * config/i386/sco5.h: Likewise.
8609 * config/i386/vsta.h: Likewise.
8610 * config/i386/win32.h: Likewise.
8611 * config/i960/i960-coff.h: Likewise.
8612 * config/ia64/sysv4.h: Likewise.
8613 * config/m68hc11/m68hc11.h: Likewise.
8614 * config/m68k/coff.h: Likewise.
8615 * config/m68k/mot3300.h: Likewise.
8616 * config/m88k/m88k.h: Likewise.
8617 * config/mcore/mcore-pe.h: Likewise.
8618 * config/mcore/mcore.h: Likewise.
8619 * config/mips/elf.h: Likewise.
8620 * config/mips/elf64.h: Likewise.
8621 * config/mips/iris6.h: Likewise.
8622 * config/pa/pa64-hpux.h: Likewise.
8623 * config/rs6000/sysv4.h: Likewise.
8624 * config/sh/sh.h: Likewise.
8625 * config/sparc/litecoff.h: Likewise.
8627 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
8628 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8629 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8630 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8631 (ASM_OUTPUT_DESTRUCTOR): Remove.
8632 * config/a29k/a29k.c: Move include of tree.h.
8633 * config/a29k/udi.h: Delete file.
8634 * config/alpha/alpha.c (vms_asm_out_constructor): New.
8635 (vms_asm_out_destructor): New.
8636 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
8637 (EXTRA_SECTION_FUNCTIONS): Likewise.
8638 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8639 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8640 * config/c4x/c4x.c: Move include of tree.h.
8641 * config/clipper/clipper.c (clix_asm_out_constructor): New.
8642 (clix_asm_out_destructor): New.
8643 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8644 (ASM_OUTPUT_DESTRUCTOR): Remove.
8645 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8646 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8647 (TARGET_ASM_CONSTRUCTOR): New.
8648 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
8649 (sco_asm_out_constructor): New.
8650 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
8651 * config/i386/svr3gas.h: Remove stack grows up code.
8652 Remove code duplicated from i386/sysv3.h.
8653 (TARGET_ASM_CONSTRUCTOR): New.
8654 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8655 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
8656 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8657 (TARGET_ASM_CONSTRUCTOR): New.
8658 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
8659 (m68hc11_asm_out_destructor): New.
8660 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
8661 (TARGET_ASM_DESTRUCTOR): New.
8662 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
8663 * config/m68k/dpx2.h: Properly undef all the bits inherited from
8664 config/svr3.h pertaining to section manipulation.
8665 * config/m68k/dpx2g.h: Remove #if 0 code.
8666 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
8667 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
8668 (ASM_OUTPUT_CONSTRUCTOR): Remove.
8669 (TARGET_ASM_CONSTRUCTOR): New.
8670 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
8671 (m88k_svr3_asm_out_constructor): New.
8672 (m88k_svr3_asm_out_destructor): New.
8673 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8674 (ASM_OUTPUT_DESTRUCTOR): Remove.
8675 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8676 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
8677 * config/rs6000/aix.h: Likewise.
8678 * config/mips/rtems64.h: Don't undef removed constructor related bits.
8679 * config/mips/vxworks.h: Likewise.
8680 * config/rs6000/lynx.h: Likewise.
8681 * config/sh/elf.h: Likewise.
8682 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
8683 (DTORS_SECTION_ASM_OP): New.
8684 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8685 (ASM_OUTPUT_DESTRUCTOR): Remove.
8686 * config/sparc/sol2-sld-64.h: Likewise.
8687 * config/vax/vax.c (vms_asm_out_constructor): New.
8688 (vms_asm_out_destructor): New.
8689 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8690 (ASM_OUTPUT_DESTRUCTOR): Remove.
8691 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8693 * doc/tm.texi (@node Initialization): Update.
8695 2001-08-09 Richard Henderson <rth@redhat.com>
8697 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
8698 (__do_global_dtors_aux): Use gp-relative static data to avoid
8699 one dynamic relocation.
8700 (__do_frame_setup): Register Java classes.
8701 * config/alpha/crtend.asm (__JCR_END__): New.
8703 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8705 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
8706 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
8707 (GEN, STAGESTUFF): Add new files.
8708 (insn-constants.h, s-constants, tm-preds.h, s-preds,
8709 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
8710 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
8711 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
8712 as well as insn-codes.h and insn-flags.h in config.h; and no
8713 extra headers in tconfig.h and hconfig.h.
8715 * gencodes.c: Eliminate code to generate predicate declarations
8716 or #defines for md-file constants.
8717 * genconstants.c, genpreds.c: New files.
8719 * i386.md: Re-order guard expressions such that TARGET_64BIT
8720 comes first, when this permits better optimization. Add
8721 TARGET_64BIT to more x86-64 patterns. Add comment explaining
8722 why this is desirable.
8724 2001-08-09 Jakub Jelinek <jakub@redhat.com>
8726 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
8727 (find_fde_for_dso): Remove.
8728 (_Unwind_IteratePhdrCallback): New.
8729 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
8730 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
8732 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8734 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
8735 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
8737 2001-08-09 Graham Stott <grahams@redhat.com>
8739 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
8740 (vis_no_unit): Use it.
8741 (visualize_no_unit): Add the insn only if room exists.
8743 2001-08-09 Graham Stott <grahams@redhat.com>
8745 * predict.c (estimate_probability): Replace magic numbers with
8746 appropriate enumeration.
8748 2001-08-09 Graham Stott <grahams@redhat.com>
8750 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
8752 (EXTRACT_FLAGS): Likewise.
8754 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
8756 * config/mips/mips.c (mips_legitimate_address_p): Check for
8757 CONST_INT in last patch.
8759 2001-08-08 Anthony Green <green@redhat.com>
8761 * java/class.c (emit_register_classes): Use assemble_jcr if
8762 possible. Keep the original mechanism as a fallback.
8763 * defaults.h (JCR_SECTION_NAME): Define if we have named section
8764 and weak symbol support.
8765 * crtstuff.c (__JCR_LIST__): Define.
8766 (__JCR_END__): Define.
8767 (_Jv_RegiserClasses): Define weak symbol if possible.
8768 (__do_global_ctors_aux): Register classes for ELF targets with
8769 weak symbol support.
8771 2001-08-08 Kazu Hirata <kazu@hxi.com>
8773 * dbxout.c: Fix comment formatting.
8774 * dependence.c: Likewise.
8776 * diagnostic.c: Likewise.
8777 * dominance.c: Likewise.
8778 * doprint.c: Likewise.
8779 * dwarf2out.c: Likewise.
8780 * dwarfout.c: Likewise.
8781 * emit-rtl.c: Likewise.
8782 * except.c: Likewise.
8783 * explow.c: Likewise.
8784 * expmed.c: Likewise.
8787 * fold-const.c: Likewise.
8788 * function.c: Likewise.
8790 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8792 * global.c (retry_global_alloc): Avoid shadowing allocno.
8794 2001-08-08 Mark Mitchell <mark@codesourcery.com>
8796 * except.c (remove_fixup_regions): Fix typo.
8798 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
8800 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
8801 unsigned HOST_WIDE_INT to avoid warning.
8802 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
8803 * flow.c (set_block_for_new_insns): Likewise.
8805 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
8807 * sibcall.c (return_value_pseudo): New static variable.
8808 (skip_copy_to_return_value): Handle return_value_pseudo.
8809 (call_ends_block_p): Ensure that return_value_pseudo is set.
8810 (optimize_sibling_and_tail_recursive_call): Discover the
8811 load of pseudo return value in alternate exit block.
8813 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8815 * calls.c (ECF_ALWAYS_RETURN): New constant.
8816 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
8817 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
8818 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
8819 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
8820 * rtl.c (reg_note_name): New name.
8821 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
8823 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
8825 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
8827 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8829 * alias.c (get_alias_set): Return a previously calculated
8830 alias set for a VAR_DECL.
8831 * function.c (gen_mem_addressof): Calculate the alias set before
8834 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
8836 * predict.def: Set hitrates according our experimental run.
8838 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
8840 * i386.h (HARD_REGNO_RENAME_OK): New macro.
8842 2001-08-08 H.J. Lu <hjl@gnu.org>
8844 * config/mips/mips.c (mips_unique_section): New. Copied from
8847 * config/mips/mips-protos.h (mips_unique_section): New
8850 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
8852 * config/mips/little.h: New. Generic little endian mips
8853 targets. Only mips*-*-linux* is converted to use it so far.
8855 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
8856 (WCHAR_TYPE): Defined
8857 (WCHAR_TYPE_SIZE): Likewise.
8858 (INIT_SUBTARGET_OPTABS): Likewise.
8859 (BSS_SECTION_ASM_OP): Likewise.
8860 (SBSS_SECTION_ASM_OP): Likewise.
8861 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
8862 (ASM_DECLARE_OBJECT_NAME): Likewise.
8863 (UNIQUE_SECTION): Likewise.
8864 (EXTRA_SECTIONS): Likewise.
8865 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
8866 (ASM_OUTPUT_DESTRUCTOR): Likewise.
8867 (ASM_OUTPUT_DEF): Likewise.
8868 (HANDLE_SYSV_PRAGMA): Removed.
8869 (NO_IMPLICIT_EXTERN_C): Likewise.
8870 (TARGET_MEM_FUNCTIONS): Likewise.
8871 (STARTFILE_SPEC): Likewise.
8872 (ENDFILE_SPEC): Likewise.
8873 (LIB_SPEC): Likewise.
8874 (INVOKE__main): Likewise.
8875 (CTOR_LIST_BEGIN): Likewise.
8876 (CTOR_LIST_END): Likewise.
8877 (DTOR_LIST_BEGIN): Likewise.
8878 (DTOR_LIST_END): Likewise.
8879 (SET_ASM_OP): Likewise.
8880 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8881 (ASM_OUTPUT_DEF): Likewise.
8882 (ASM_OUTPUT_IDENT): Likewise.
8884 * config/mips/mips.h (ASM_SPEC): Undefine before define.
8885 (CPLUSPLUS_CPP_SPEC): Likewise.
8886 (ASM_APP_ON) Redefine only if not defined.
8887 (ASM_APP_OFF): Likewise.
8888 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8889 (ASM_OUTPUT_IDENT): Likewise.
8891 * config.gcc: Update tm_file for Linux/mips.
8893 2001-08-08 Bernd Schmidt <bernds@redhat.com>
8895 * cselib.c (cselib_record_sets): If insn is predicated, turn
8896 sources into IF_THEN_ELSEs.
8898 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
8899 Turn into define_insn_and_split.
8901 * sched-deps.c: Include "cselib.h".
8902 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
8903 Use cselib to turn memory addresses into VALUEs.
8904 (sched_analyze): Call cselib_init/cselib_finish if necessary.
8905 * sched-int.h (struct sched_info): New member USE_CSELIB.
8906 * sched-ebb.c (ebb_sched_info): Initialize it.
8907 * sched-rgn.c (rgn_sched_info): Likewise.
8908 * Makefile.in (sched-deps.o): Update dependencies.
8910 * cselib.h (cselib_subst_to_values): Declare.
8911 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
8912 that have no value and autoincs to be handled by generating a new
8915 2001-08-08 Graham Stott <grahams@redhat.com>
8917 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
8918 within fixed length SEQUENCE.
8920 2001-08-08 Graham Stott <grahams@redhat.com>
8922 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
8923 (diagnostic_prefixing_rule): Likewise.
8924 (diagnostic_line_cutoff): Likewise.
8925 (diagnostic_kind_count): Likewise.
8927 2001-08-08 Graham Stott <grahams@redhat.com>
8929 * alias.c (find_base_decl): Delete redundent assignment.
8931 2001-08-08 Graham Stott <grahams@redhat.com>
8933 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
8934 (abs): Uppercase and paranthesize macro parameter.
8935 (MEM_DEPENDENCY): Add whitespace.
8937 2001-08-08 Graham Stott <grahams@redhat.com>
8939 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
8940 failure check for CONST_INT
8942 2001-08-08 Graham Stott <grahams@redhat.com>
8944 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
8945 (libcall_dead_p): Likewise.
8947 (mark_used_regs): Constify fmt.
8948 (find_use_as_address): Likewise.
8950 2001-08-08 Graham Stott <grahams@redhat.com>
8952 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
8955 2001-08-08 Graham Stott <grahams@redhat.com>
8957 * combine.c (combine_simplify_rtx): Update comment and
8958 remove erroneous test.
8960 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8962 * cppinit.c (cpp_finish): Pop the final buffer without comment.
8963 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
8964 take care to avoid multiple no-newline at EOF warnings in that
8967 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
8969 * calls.c (expand_call): Do not emit INSN_SETJMP note.
8970 (emit_library_call_value_1): Likewise.
8971 (emit_call_1): Emit REG_SETJMP note.
8972 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
8974 * cselib.c (cselib_process_insn): Likewise.
8975 * flow.c (propagate_block): Likewise.
8976 * loop.c (find_and_verify_loops): Likewise.
8977 * reload.c (find_equiv_regs): Likewise.
8978 * reload1.c (reload): Likewise.
8979 * resource.c (mark_referenced_resources,
8980 mark_set_resources): Likewise.
8981 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
8982 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
8983 * haifa-sched.c (unlink_other_notes): Likewise.
8984 (reemit_notes): Likewise.
8985 * sched-ebb.c (sched_ebb): Likewise.
8986 * sched-rgc.c (sched_region): Likewise.
8987 * rtl.c (note_insn_name): Likewise.
8988 (reg_note_name): Add REG_SETJMP
8989 * rtl.h (reg_note): Add REG_SETJMP.
8990 (insn_note): Remove NOTE_INSN_SETJMP.
8992 * profile.c (branch_prob): Add fake edges for setjmp.
8994 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
8996 * config.gcc: Quote target_cpu_default2 correctly for
8997 powerpc*-*-* targets.
8999 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
9001 * cpplib.h, line-map.h: Update comments.
9002 * cppmain.c (printer_init): Move inline.
9003 (maybe_print_line, print_line): Take a map pointer.
9004 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
9005 (cb_file_change): Don't use prior value of print.map.
9007 2001-08-07 David Edelsohn <edelsohn@gnu.org>
9009 * doc/install.texi: Document fine-grained multilib configuration.
9011 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
9013 * rtlanal.c (find_first_parameter_load): Call note_stores
9014 only on the instructions.
9016 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9018 * alias.c (nonlocal_mentioned_p):
9019 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
9020 * calls.c (emit_call_1): Likewise.
9021 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
9022 * cselib.c (cselib_process_insn): Likewise.
9023 * df.c (df_insns_modify): Likewise.
9024 * flow.c (need_fake_edge_p): Likewise.
9025 (propagate_one_insn): Likewise.
9026 * haifa-sched.c (reemit_notes): Likewise.
9027 * integrate.c (copy_insn_list): Likewise.
9028 * jump.c (delete_prior_computation): Likewise.
9029 * local-alloc.c (validate_equiv_mem): Likewise.
9030 * loop.c (scan_loop): Likewise.
9031 * predict.c (estimate_probability): Likewise.
9032 * reload.c (reload): Likewise.
9033 * sched-deps (sched_analyze): Likewise.
9034 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
9035 * gcse.c (compute_hash_table): Likewise.
9036 (mark_call): Likewise.
9037 (store_killed_in_insn): Likewise.
9039 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
9041 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
9043 2001-08-06 Richard Henderson <rth@redhat.com>
9045 * varasm.c (assemble_gc_entry): Remove.
9046 * output.h: Likewise.
9048 2001-08-06 Richard Henderson <rth@redhat.com>
9050 * varasm.c (assemble_constructor): Take a symbol_ref and a
9051 priority instead of a bare string. Move priority handling
9052 here from cp/decl2.c.
9053 * output.h: Update decls.
9055 * c-decl.c (c_expand_body): Update calls to assemble_constructor
9056 and assemble_destructor.
9057 * profile.c (output_func_start_profiler): Likewise.
9058 * objc/objc-act.c (finish_objc): Likewise.
9059 (build_module_descriptor): Return the symbol not the symbol name.
9061 2001-08-06 David Edelsohn <edelsohn@gnu.org>
9063 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
9064 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
9065 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
9066 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
9067 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
9068 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
9070 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
9072 * cpperror.c (print_containing_files): Moved to line-map.c.
9073 (print_location): line-map.c handles re-listing or otherwise.
9074 * cpphash.h (struct lexer_state): Remove next_bol.
9075 (struct cpp_buffer): Remove include_stack_listed.
9076 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
9077 Remove faked buffer handling.
9078 (_cpp_do_file_change): Tweak.
9079 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
9080 * cppmain.c (struct printer): Remove filename.
9081 (print_line, cb_file_change): Update accordingly.
9082 * line-map.c: Include intl.h.
9083 (init_line_maps): Initialize last_listed.
9084 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
9085 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
9086 (print_containing_files): New.
9087 * line-map.h (struct line_maps): New member last_listed.
9088 (print_containing_files, INCLUDED_FROM): New.
9089 * Makefile.in: Update.
9090 * po/POTFILES.in: Add line-map.c.
9092 2001-08-06 Richard Henderson <rth@redhat.com>
9094 * except.c (convert_from_eh_region_ranges_1): Never mark
9095 USE or CLOBBER insns as throwing.
9097 * expr.c (store_constructor): Don't clobber memory targets.
9099 2001-08-06 Andreas Jaeger <aj@suse.de>
9101 * profile.c (branch_prob): Remove unused variable insn.
9103 * Makefile.in (local-alloc.o): Add dependency on except.h.
9105 * local-alloc.c: Include except.h for can_throw_internal prototype.
9107 2001-08-06 Richard Henderson <rth@redhat.com>
9109 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
9110 * function.c (expand_main_function): Implement it.
9111 * doc/tm.texi: Document it.
9113 2001-08-06 Stan Shebs <shebs@apple.com>
9115 * doc/install.texi: Document powerpc-*-darwin* details.
9117 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
9119 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
9120 (ASM_CPU_SPEC): Move back to rs6000.h
9121 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
9123 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
9125 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
9128 * config/rs6000/linux64.h: Ditto.
9130 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
9131 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
9134 Remove accidently readded definitions of FUNCTION_PROLOGUE,
9135 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
9137 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
9140 2001-08-05 Richard Henderson <rth@redhat.com>
9142 * local-alloc.c (update_equiv_regs): Do not move insns that
9145 2001-08-05 Jan Hubicka <jh@suse.cz>
9147 * Makefile.in (reload1.o): Add dedendancy on except.h
9148 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
9150 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
9151 indicating wehther edges has been cleaned up.
9152 * reload1.c: Inlucde except.h
9153 (fixup_abnormal_edges): Accept deleted insns.
9154 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
9157 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
9159 * cpplib.c (do_line): Correct line number after pop_buffer.
9161 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
9163 PR preprocessor/3824
9164 * line-map.c: Update comments.
9165 * line-map.h: Update comments.
9166 * tradcif.y: Don't consider large numbers unsigned.
9168 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
9170 PR preprocessor/3081
9171 * c-lex.c (map): New.
9172 (cb_file_change): Update map and use it.
9173 (cb_def_pragma, cb_define, cb_undef): Use map and line.
9174 (c_lex): Update to use map.
9175 * cpperror.c (print_location): Move to using logical line numbers.
9176 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
9177 (cpp_make_system_header): Similarly.
9178 (_cpp_execute_include): Stop line numbering hacks. Store the
9179 line we will return to.
9180 * cpphash.h (CPP_BUF_LINE): Remove.
9181 (struct cpp_buffer): Remove lineno and pseudo_newlines.
9182 Add map and return_to_line.
9183 (_cpp_do_file_change): Update.
9184 * cppinit.c (cpp_start_read): Update line kludge.
9185 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
9186 (trigraph_ok): Use logical line numbers for diagnostics.
9187 (skip_block_comment): Likewise.
9188 (skip_whitespace): Likewise.
9189 (skip_line_comment): Use pfile->line instead.
9190 (_cpp_lex_token): Update to use logical line numbering exclusively.
9191 Handle BOL locally. Accept new lines in directives, but keep
9192 pfile->line decremented. Diagnostics use logical lines. Update
9194 * cpplib.c (SEEN_EOL): New.
9195 (skip_rest_of_line, check_eol): Use it.
9196 (end_directive): Increase line number when accepting the newline
9197 at the end of a directive.
9198 (run_directive): Simplify.
9199 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
9200 (_cpp_do_file_change): Update to take buffer line number as an
9201 argument, and store the current map in the cpp_reader. Remove
9202 line number kludges.
9203 (_cpp_do__Pragma): Restore output position after a _Pragma.
9204 (cpp_push_buffer): Don't set output line or lineno.
9205 (_cpp_pop_buffer): Transfer more info from a faked buffer.
9206 Remove line kludge. Set output_line.
9207 * cppmacro.c (builtin_macro): Update handling of __LINE__.
9208 (parse_arg): Use logical lines.
9209 (save_lookahead_token): Save EOFs too now.
9210 * cppmain.c (struct printer): Fix comments.
9211 (printer_init): Simplify, let caller do errors.
9212 (scan_translation_unit, check_multiline_token, dump_macro): Update.
9213 (maybe_print_line): Simplify.
9214 (print_line): Don't print a linemarker if -P.
9215 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
9216 (cb_file_change): Simplify.
9217 * line-map.h (LAST_SOURCE_LINE): Fix.
9218 (CURRENT_LINE_MAP): New.
9220 2001-08-05 Bernd Schmidt <bernds@redhat.com>
9222 * doloop.c (doloop_modify_runtime): Properly compute number of
9223 iterations if loop was unrolled.
9225 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
9226 if their CSELIB_VAL_PTRs are.
9228 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
9229 (setup_spill_pointers): Initialize it.
9230 (spill_restore_mem): Set it.
9231 (do_spill, do_restore): Use it to add REG_INC note.
9232 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
9234 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
9235 asms if other insns are available.
9237 * config/ia64/ia64.c (condop_operator): New predicate.
9238 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
9239 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
9242 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
9243 temporary register than directly using a MEM.
9245 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9247 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
9248 parameter in last change.
9250 2001-08-04 Zack Weinberg <zackw@panix.com>
9252 * sparc.md: Don't use #if inside C test expression.
9254 2001-08-04 Richard Henderson <rth@redhat.com>
9256 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
9258 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
9260 * cpphash.h (struct cpp_reader): New member directive_line.
9261 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
9262 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
9263 do_pragma): Pass line to callbacks.
9264 (start_directive): Record line of directive.
9265 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
9266 cb_include): Similarly.
9267 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
9270 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9272 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
9275 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
9277 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
9279 * reload1.c (fixup_abnormal_edges): New static function.
9282 * flow.c (need_fake_edge_p): New function.
9283 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
9284 avoid call insn to be very last insn in the insn stream.
9286 * profile.c (branch_prob): Call flow_call_edges_add instead of
9287 doing that by hand; cleanup cfg to re-merge basic blocks once
9290 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9292 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
9293 are also on line-map.h.
9294 * cppfiles.c (stack_include_file): Update.
9295 * cpphash.h (struct cpp_buffer): New member return_at_eof.
9296 (_cpp_pop_buffer): New.
9297 * cppinit.c (cpp_destroy, cpp_finish): Update.
9298 (do_includes): Mark each buffer to return at EOF.
9299 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
9300 return as requested.
9301 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
9302 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
9303 * cpplib.h (cpp_pop_buffer): Remove.
9304 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
9305 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
9307 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
9309 (do_preprocessing): Update.
9310 * fix-header.c (read_scan_file): Update. No need to pop buffers.
9311 * c-parse.in (_yylex): Similarly.
9312 * scan-decls.c (scan_decls): Similarly.
9313 * line-map.h: Update comments.
9315 * objc/Make-lang.in (objc-act.o): Update dependencies.
9317 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9319 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
9320 and soft register for operand 0.
9321 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
9323 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9325 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
9326 register for operand 0.
9327 ("bitcmpqi_z_used"): Allow memory for operand 0.
9328 (split "bitcmpqi"): New split to handle address reg as operand 1.
9330 2001-08-04 Andreas Jaeger <aj@suse.de>
9332 * gcse.c: Revert Daniel's last patch.
9334 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9336 * sparc-protos.h: Add prototypes for fp_zero_operand and
9338 * sh-protos.h: Add prototype for fpul_operand.
9340 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9342 * doc/extend.texi (Other Builtins): Fix typo in last change.
9344 2001-08-03 Richard Henderson <rth@redhat.com>
9346 * target.h (gcc_target): Add asm_out.named_section,
9347 section_type_flags, have_named_sections.
9348 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
9349 (TARGET_HAVE_NAMED_SECTIONS): New.
9350 (TARGET_SECTION_TYPE_FLAGS): New.
9352 * Makefile.in (toplev.o): Depend on TARGET_H.
9353 (varasm.o, dbxout.o): Likewise.
9354 * c-common.c (decl_attributes): Check targetm.have_named_sections
9355 instead of ifdef ASM_OUTPUT_SECTION_NAME.
9356 * dbxout.c (dbxout_function_decl): Likewise.
9357 (dbxout_function_end): Likewise.
9358 * toplev.c (compile_file): Likewise.
9359 * varasm.c (exception_section): Likewise.
9360 * cp/decl2.c (finish_objects): Likewise.
9362 * defaults.h (EH_FRAME_SECTION): Remove.
9363 (EH_FRAME_SECTION_ASM_OP): Remove.
9364 (EH_FRAME_SECTION_NAME): New.
9365 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
9366 (UNIQUE_SECTION_P): Remove.
9367 * dwarf2out.c (SECTION_FORMAT): Remove.
9368 (ASM_OUTPUT_SECTION): Remove.
9369 (output_call_frame_info): Use named_section_flags.
9370 (output_comp_unit, dwarf2out_start_source_file): Likewise.
9371 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
9372 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
9373 * varasm.c (in_eh_frame, eh_frame_section): Remove.
9374 (named_section_flags): New.
9375 (named_section): Use it and targetm.section_type_flags.
9376 (resolve_unique_section): New.
9377 (assemble_start_function): Use it.
9378 (asm_emit_uninitialised, assemble_variable): Likewise.
9379 (default_section_type_flags): New.
9380 (default_no_named_section, default_elf_asm_named_section): New.
9381 (default_coff_asm_named_section, default_pe_asm_named_section): New.
9382 * output.h: Update varasm.c decls.
9383 (SECTION_*): New flags.
9385 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
9386 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
9388 * config/elfos.h (UNIQUE_SECTION_P): Remove.
9389 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
9390 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
9391 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9392 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
9393 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
9394 * config/mips/elf.h, config/mips/elf64.h: Likewise.
9395 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
9396 * config/pa/pa64-hpux.h,
9398 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
9399 (TARGET_ASM_NAMED_SECTION): New.
9400 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
9401 * config/alpha/vms.h, config/arm/coff.h: Likewise.
9402 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
9403 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
9404 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
9405 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
9406 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9407 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
9408 * config/i386/sco5.h, config/i386/win32.h: Likewise.
9409 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
9410 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
9411 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
9412 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
9413 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
9414 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
9415 * config/sparc/sysv4.h: Likewise.
9417 * config/nextstep.h: Error until named sections implemented.
9419 * config/a29k/a29k.c (a29k_asm_named_section): New.
9420 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
9421 (vms_section_type_flags, vms_asm_named_section): New.
9422 * config/arm/arm.c (arm_elf_asm_named_section): New.
9423 * config/avr/avr.c (asm_output_section_name): Remove.
9424 * config/avr/avr-protos.h: Update.
9425 * config/c4x/c4x.c (c4x_asm_named_section): New.
9426 * config/h8300/h8300.c (h8300_asm_named_section): New.
9427 * config/i386/i386.c (sco_asm_named_section): New.
9428 * config/i386/winnt.c (SECTION_PE_SHARED): New.
9429 (i386_pe_section_type_flags): New.
9430 (i386_pe_asm_named_section): New.
9431 * config/i386/i386-protos.h: Update.
9432 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
9433 * config/mcore/mcore.c (mcore_asm_named_section): New.
9434 * config/mips/mips.c (iris6_asm_named_section): New.
9435 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
9436 instead of UNIQUE_SECTION_P.
9437 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
9438 (xcoff_asm_named_section): New.
9439 * config/sh/sh.c (sh_asm_named_section): New.
9440 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
9442 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
9443 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
9444 (EH_FRAME_SECTION_NAME): New.
9445 (EXCEPTION_SECTION): New.
9446 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
9447 (DEBUG_*_SECTION): Remove.
9448 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
9449 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
9450 (EH_FRAME_SECTION_ASM_OP): Remove.
9452 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
9453 (ASM_OUTPUT_SECTION_NAME): Remove.
9454 (TARGET_ASM_NAMED_SECTION): New.
9455 (TARGET_HAVE_NAMED_SECTIONS): New.
9456 (TARGET_SECTION_TYPE_FLAGS): New.
9457 (EH_FRAME_SECTION_ASM_OP): Remove.
9458 (EH_FRAME_SECTION_NAME): New.
9460 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9462 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
9463 for complex expressions when cfun == 0.
9464 * doc/extend.texi: Document that __builtin_constant_p can be
9465 used in data initializers as well as functions.
9467 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
9469 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
9470 variable I locally, instead of expecting a declaration in the
9473 2001-08-03 Richard Henderson <rth@redhat.com>
9475 * except.c (collect_one_action_chain): Add an explicit cleanup
9476 action if regions surrounding a catch were encoded entirely
9477 within the call-site entry.
9479 2001-08-03 Richard Henderson <rth@redhat.com>
9481 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
9482 don't take REGNO of a non-register.
9484 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9486 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
9487 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
9488 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
9489 (__gthread_mutex_init_function): New function for mutex initialization.
9491 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9493 * Makefile.in: Revert screwed up commit.
9495 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9497 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
9498 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
9499 merged by linker script to get a final _exit().
9500 (__do_global_dtors): New for destructor handling in specific exit
9502 (__do_global_ctors): New for constructors in specific install section.
9503 (__map_data_section): Map data sections before running constructors.
9504 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
9505 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
9506 (DTORS_SECTION_ASM_OP): Likewise.
9507 (CTORS_SECTION_FUNCTION): Define to force a reference to
9509 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
9511 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9513 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
9515 * Makefile.in: Add df.h to gcse.c dependencies.
9517 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9519 * varasm.c (output_constant_def_contents): Use for the length of a
9520 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
9521 depending on which is larger.
9523 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9525 * gcse.c: Include df.h for use as a dataflow analyzer.
9527 Declaration of reg_set_info: gone.
9528 New df_analyzer variable used by store motion.
9529 (reg_set_info): Deleted.
9530 (mark_mem_regs): New function, analyze regs used by a mem.
9531 (store_ops_ok): Use dataflow analyzer results to determine if
9532 necessary regs are changed in the block.
9533 (find_moveable_store): Remove check for symbol ref, we can handle
9534 much more complex expressions now.
9535 (compute_store_table): Remove most of the code, it's unnecessary
9536 now that the dataflow analyzer records the info for us.
9537 (store_killed_after): Add parameter to say whether to do the
9538 store_ops_okay test, used to speed up testing when we already know
9539 the answer, and just want to know if the store itself was killed.
9540 (build_store_vector): Largely rewritten to calculate the various
9541 vectors properly, and somewhat optimized.
9542 (store_motion): Init the df_analyzer, get REG_DEF chains.
9543 Also handle trapping expressions (since mems almost always trap)
9544 (simple_mem): Redefine what a simple mem is.
9546 2001-08-03 DJ Delorie <dj@redhat.com>
9548 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
9549 set from a constant part of the condition.
9551 2001-08-01 Andrew Cagney <ac131313@redhat.com>
9553 * mkdeps.c (deps_add_default_target): Make local variable
9554 ``start'' a const char pointer.
9555 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
9557 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9559 * doc/install.texi (Configuration): Fix markup.
9560 (Specific, i?86-*-udk): Likewise.
9561 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
9563 Document --enable-threads and --enable-libgcj status.
9564 (Specific, mips-sgi-irix*): Canonicalize triples.
9565 (Specific, mips-sgi-irix5): Warn about problems with this config.
9566 Mention required GNU as patch.
9567 Native assembler problems are fixed.
9568 (Specific, mips-sgi-irix6): Update O32 ABI support status.
9569 Document --enable-threads and --enable-libgcj status.
9571 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9573 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
9576 2001-08-03 Richard Henderson <rth@redhat.com>
9578 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
9581 2001-08-03 Richard Henderson <rth@redhat.com>
9583 * rtlanal.c (find_first_parameter_load): Stop if we
9584 reach a CODE_LABEL at BOUNDARY.
9586 2001-08-03 Richard Henderson <rth@redhat.com>
9588 * config/alpha/alpha.md (force_movdi): New insn.
9589 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
9590 Tweek FRP marking of VMS prologue insns.
9591 * config/alpha/vms.h (EPILOGUE_USES): New.
9593 2001-08-02 Richard Henderson <rth@redhat.com>
9595 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
9597 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9599 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
9600 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
9601 config/convex/convex.h, config/d30v/d30v.c,
9602 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
9603 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
9604 config/mips/mips.h, config/mn10200/mn10200.h,
9605 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
9606 config/v850/v850.h, config/vax/openbsd.h,
9607 config/vax/openbsd1.h, config/vax/ultrix.h,
9608 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
9609 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
9610 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
9611 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
9612 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
9613 in comments and documentation.
9615 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9619 * Makefile.in (line-map.o): New.
9620 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
9621 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
9622 * cpperror.c (print_containing_files): Similarly.
9623 (print_location): Update. Don't output a space before _Pragma.
9624 * cppfiles.c (stack_include_file): Set to line 1 immediately.
9625 (stack_include_filee, cpp_make_system_header): Update.
9626 (_cpp_execute_include): Get logical line number right for calling
9627 as-yet-unterminated #include.
9628 * cpphash.h (struct cpp_reader): Add line_maps.
9629 (_cpp_do_file_change): Update.
9630 * cppinit.c (cpp_create_reader): Initialize line maps.
9631 (cpp_destroy): Destroy line maps.
9632 (cpp_start_read): Get logical line number right.
9633 * cpplex.c (parse_string): Only warn once for multi-line strings.
9634 Use boolean variable for null warning.
9635 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
9637 (do_include_common): End the directive early.
9638 (do_line): Don't warn about out-of-range lines in preprocessed
9639 source. Update. Remove unused variables.
9640 (_cpp_do_file_change): Update for new line mapping.
9641 (pragma_cb): New typedef.
9642 (cpp_register_pragma): Stop looking ahead before calling the
9644 (do_pragma_system_header): End directive early.
9645 (cpp_get_line_maps): New.
9646 (cpp_pop_buffer): Fudge logical line. Update.
9647 * cpplib.h: Include line-map.h
9648 (enum cpp_fc_reason): Remove.
9649 (struct cpp_file_change): Update.
9650 (cpp_get_line_maps): New.
9651 * cppmain.c (struct_printer): New member map.
9652 (cb_file_change): Update for new mappings.
9653 * fix-header.c (cb_file_change): Similarly.
9655 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9657 * Makefile.in (libgcc.mk): Define mkinstalldirs.
9658 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
9660 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9662 * config/vax/vax.c: include expr.h.
9664 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9666 * Makefile.in ($(srcdir)/configure): Only rebuild in
9668 ($(srcdir)/config.in): Only define in maintainer mode.
9669 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
9671 2001-08-02 David Edelsohn <edelsohn@gnu.org>
9673 * doc/install.texi (Install GCC: Binaries): Update Bull info.
9675 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9677 * gcc.c (set_collect_gcc_options): New function, split out from
9679 Ignore elided switches.
9680 (do_spec_1): Invoke before executing command.
9681 (set_input): Export.
9682 Move declaration ...
9683 * gcc.h (set_input): ... here.
9684 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
9687 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
9690 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
9692 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
9694 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
9696 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
9697 for the unnamed instructions it expands to.
9699 2001-08-02 Richard Henderson <rth@redhat.com>
9701 * regclass.c (call_really_used_regs): Conditionally define.
9702 (init_reg_sets_1): Don't use it if not defined.
9703 (fix_register): Similarly, don't set it.
9705 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9707 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
9708 Correct comment that had been missed in the previous change.
9710 2001-08-01 Stan Shebs <shebs@apple.com>
9712 * config/darwin.c (machopic_stub_name): Try matching by name.
9713 (update_stubs): New function.
9714 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
9717 2001-08-01 Richard Henderson <rth@redhat.com>
9719 * except.c (output_function_exception_table): Use assemble_align.
9720 * varasm.c (assemble_eh_label): Remove.
9721 (assemble_eh_align, assemble_eh_integer): Remove.
9723 2001-08-01 Robert Lipe <robertl@caldera.com>
9725 * dwarfout.c: Remove reference to README.DWARF.
9727 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
9729 * regclass.c (call_really_used_regs): New array for registers which
9730 are actually used by a call.
9731 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
9733 (fix_register): Set call_really_used too.
9734 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
9735 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
9737 2001-08-01 Richard Henderson <rth@redhat.com>
9739 * read-rtl.c (read_name): Consider \r whitespace.
9741 2001-07-11 Andrew Cagney <ac131313@redhat.com>
9743 * config.gcc: Recognize powerpc-*-netbsd*.
9745 * doc/install.texi (Host/target specific installation notes for
9746 GCC): Mention powerpc-*-netbsd*.
9748 * config/rs6000/netbsd.h: New file.
9749 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
9750 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
9751 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
9752 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
9753 (TARGET_VERSION): Redefine.
9755 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
9756 mcall-netbsd as a match for mcall-sysv.
9757 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
9758 (ncrti.S, ncrtn.S): New targets.
9759 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
9761 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
9762 "netbsd' as a V4 ABI.
9763 (ASM_SPEC): Check for -mcall-netbsd.
9764 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
9765 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
9766 (LIB_SPEC, ENDFILE_SPEC): Ditto.
9767 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
9768 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
9769 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
9770 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
9772 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
9773 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
9775 2001-08-01 Mark Kettenis <kettenis@gnu.org>
9777 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
9778 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
9779 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
9780 including "unwind-pe.h".
9782 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9784 * rs6000.md (define_splits): Kill unused constraints.
9786 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
9787 Jan Hubicka <jh@suse.cz>
9789 * function.c (thread_prologue_and_epilogue_insns): Kill code
9790 dealing with non-existent CFG.
9792 2001-08-01 Kazu Hirata <kazu@hxi.com>
9794 * alias.c: Fix comment formatting.
9795 * bitmap.c: Likewise.
9796 * builtins.c: Likewise.
9797 * calls.c: Likewise.
9798 * c-common.c: Likewise.
9799 * c-decl.c: Likewise.
9800 * c-dump.c: Likewise.
9801 * c-lex.c: Likewise.
9802 * collect2.c: Likewise.
9803 * combine.c: Likewise.
9804 * conflict.c: Likewise.
9805 * cppfiles.c: Likewise.
9806 * cppinit.c: Likewise.
9807 * cpplex.c: Likewise.
9808 * cpplib.c: Likewise.
9809 * cppmacro.c: Likewise.
9810 * cppspec.c: Likewise.
9811 * c-pragma.c: Likewise.
9812 * crtstuff.c: Likewise.
9814 * cselib.c: Likewise.
9815 * c-semantics.c: Likewise.
9816 * c-typeck.c: Likewise.
9818 2001-08-01 H.J. Lu <hjl@gnu.org>
9820 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
9822 2001-08-01 H.J. Lu <hjl@gnu.org>
9824 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
9826 2001-08-01 Ziemowit Laski <zlaski@apple.com>
9828 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
9829 contextualizing Objective-C class name lookup by the lexer.
9830 (typespec_reserved_nonattr): Disable ObjC class name lookup after
9832 (protocoldef): Add support for forward @protocol declarations.
9833 (yylexname): Suppress ObjC class name lookup in certain contexts;
9834 re-enable after lookup is complete.
9835 (_yylex): Re-enable ObjC class name lookup when certain
9836 punctuation marks are seen.
9838 * objc/objc-act.c (check_protocol_recursively): New function used
9839 for finding circular dependencies in protocols.
9840 (objc_declare_protocols): New function for handling forward
9841 @protocol declarations.
9842 (receiver_is_class_object): Detect the case when 'self' is used
9843 inside of a class method.
9844 (build_message_expr): Issue a warning if class method is desired
9845 but instance method is found instead.
9846 (conforms_to_protocol): Streamline.
9847 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
9848 protocol Foo, even if 'Bar foo' does not.
9849 (check_protocols): Streamline.
9850 (start_protocol): Add checks for circular and duplicate protocol
9852 (encode_aggregate_within): For typedefs of structs, encode the
9854 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
9855 (objc_declare_protocols): New prototype.
9857 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9859 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
9860 * cpplex.c (handle_newline): Update prototype. Maintain logical
9862 (skip_escaped_newlines, skip_block_comment, parse_string):
9864 (_cpp_lex_token): Update, and store token position within the token.
9865 * cpplib.h (struct cpp_token): Add line and column entries.
9866 * cppmacro.c (replace_args): Position stringified tokens correctly.
9868 2001-08-01 Andreas Jaeger <aj@suse.de>
9870 * basic-block.h: Add prototype for last_loop_beg_note.
9872 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
9874 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
9875 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
9877 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
9878 while handling WITH_CLEANUP_EXPR node. Use second operand calling
9879 expand_decl_cleanup.
9880 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
9882 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
9883 operand while calling simple_cst_equal.
9884 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
9885 operand is the cleanup expression, the third is the RTL_EXPR.
9886 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
9888 2001-07-31 Jeff Sturm <jsturm@one-point.com>
9890 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
9892 2001-07-31 matthew green <mrg@eterna.com.au>
9894 * config.gcc (i386-*-netbsdelf): New description.
9895 * config/i386/netbsd-elf.h: New file.
9897 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
9899 * loop.c (check_dbra_loop): Use single_set to compute
9902 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
9904 PowerPC reorg and support for powerpc64-*-linux*.
9906 Also fixes emitting of constants on 32 bit and 64 bit
9909 * config.gcc: powerpc64-*-linux* is a new target.
9910 Things that needed aix.h now also include xcoff.h
9912 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
9914 Move AIX specific stuff into aix.h.
9915 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
9916 with more than just XCOFF now.
9917 (SET_ASM_OP): Remove, now defined where needed.
9918 (FUNCTION_PROLOGUE): New macro definition.
9919 (FUNCTION_EPILOGUE): New macro definition.
9920 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
9922 * config/rs6000/xcoff.h: New file.
9924 * config/rs6000/linux64.h: New file.
9926 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
9928 2001-07-31 Alan Modra <amodra@bigpond.net.au>
9930 * rs6000.c (print_operand_address): Handle ELF syntax.
9931 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
9932 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
9933 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
9935 2001-07-31 David Edelsohn <edelsohn@gnu.org>
9937 * rs6000.c (rs6000_override_options): Only disable
9938 flag_function_sections for XCOFF.
9939 (exact_log2_cint_operand): New predicate.
9940 (reg_or_{add,sub}_cint64_operand): New predicates.
9941 (add_operand): Compare CONST_INT with fewer function calls.
9942 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
9943 (print_operand, case 'p'): Ensure positive operand.
9944 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
9945 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
9946 (PREDICATE_CODES): Add new predicates.
9947 * rs6000.md (addsi3): Split 32-bit constants more correctly.
9948 (divsi3, modsi3): Ensure positive power-of-2.
9949 (adddi3): Use new predicate. Split 32-bit constants more
9950 correctly. Re-arrange splitter to handle any constant.
9951 (subdi3): Use new predicate.
9952 (divdi3, moddi3): Ensure positive power-of-2.
9953 (movdi): Use rs6000_emit_set_const.
9954 (load_toc_v4_pic_di): Delete.
9956 2001-07-31 Graham Stott <grahams@redhat.com>
9958 * function.c (pad_below): Revert 2001-07-26 patch.
9960 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9962 * reg-stack (convert_regs_1): Fix best edge condition.
9964 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9966 * jump.c (duplicate_loop_exit_test): Better test for jumps
9967 entering the loop; create loop pre_header.
9969 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
9971 * doc/install.texi: Add s390 and s390x as new targets.
9972 * doc/invoke.texi: Add documentation of S/390 and zSeries
9974 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
9976 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9978 * config/m68k/m68k.md: Replace all general_operand with
9979 nonimmediate_operand for all destinations.
9980 * config/m68k/m68k.c (not_sp_operand): Likewise.
9982 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
9984 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
9986 2001-07-30 Richard Henderson <rth@redhat.com>
9988 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
9989 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
9991 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9993 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
9994 Add missing doc strings
9995 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
9996 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
9998 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
10000 * i386.c (ix86_output_main_function_alignment_hack): New function.
10001 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
10003 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
10004 edges by EDGE_DFS_BACK flag.
10005 (dump_edge_info): Add dfs_back flag.
10006 * basic-block.h (EDGE_DFS_BACK): New constant.
10007 (mark_dfs_back_edges): Declare.
10008 * alias.c (loop_p): Remove.
10009 (mark_constant_function): Use mark_dfs_back_edges.
10011 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
10012 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
10013 (compensate_edge): Break out from ...
10014 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
10015 (convert_regs_2): Set block_done once block is really done;
10016 Do updating of the predecesors counts.
10018 * toplev.c (rest_of_compilation): Recompute block_for_insn
10019 before post-reload cfg_cleanup.
10020 * function.c (thread_prologue_epilogue_insns):
10021 Call set_block_for_new_insns when emitting prologue directly.
10023 2001-07-30 Andreas Jaeger <aj@suse.de>
10025 * jump.c: Add prototype for mark_modified_reg.
10027 * cse.c (set_live_p): Add unused attribute.
10029 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
10031 (scan_for_source_files): Use long for count to avoid overflow.
10032 (output_data): Likewise.
10033 (output_data): Don't use string concatatenation to silence gcc
10036 * predict.c: Fix typos and grammar.
10038 * gcse.c (insert_insn_end_bb): Remove unused variables.
10040 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
10042 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
10043 (attempt_auto_inc): LIkewise.
10044 (mark_used_reg): Likewise.
10045 (try_pre_increment_1): Likewise.
10046 * regclass.c (regclass): Likewise.
10047 * global.c (allocno_compare): Update comment; change scaling factor.
10048 * local-alloc.c (QTY_CMP_PRI): Likewise.
10049 * regs.h (REG_FREQ_FROM_BB): New.
10050 (REG_FREQ_MAX): Likewise.
10052 2001-07-30 H.J. Lu <hjl@gnu.org>
10054 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
10057 2001-07-30 H.J. Lu (hjl@gnu.org)
10059 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
10060 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
10061 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
10063 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
10065 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
10066 as -mthumb-interwork when -mcpu=arm7 is specified.
10068 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
10070 * predict.def (noreturn, loop branch, loop exit): Mark as first
10073 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
10075 * combine.c (try_combine): Avoid barrier after noop jumps.
10077 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10079 * cpphash.h (struct cpp_reader): Remove import_warning.
10080 * cpplib.c (skip_rest_of_line): Don't bother turning off
10082 (parse_include): Move include handling to...
10083 (do_include_common): ... here. Move import warning from...
10084 (do_import): ... here.
10085 (do_pragma_poison): Don't do a callback for poison identifiers.
10086 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
10087 * cppmain.c (setup_callbacks): Similarly.
10089 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
10091 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
10092 handle multiple sets.
10093 * except.c (sjlj_mark_call_sites): .... here.
10094 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
10096 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
10098 Suggested by Richard Henderson and Richard Kenner:
10099 * combine.c (recog_for_combine): Use the fake recog
10100 only if instruction does not match.
10101 * rtl.h (NOOP_MOVE_INSN_CODE): New.
10102 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
10104 * combine.c (try_combine): Discover noop jump as direct jump.
10106 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
10108 * df.c (df_rd_global_compute): Add successors to worklist, not
10110 (df_ru_global_compute): Ditto.
10112 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
10114 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
10115 increment REG_N_SETS.
10117 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
10119 * sbitmap.h: New prototype for sbitmap_a_xor_b.
10121 * sbitmap.c (sbitmap_a_xor_b): New function.
10122 ifdef the basic block stuff on IN_GCC.
10124 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10126 * cppexp.c (parse_defined): Always record the macro name.
10127 (lex): Don't worry about identifiers, or special-case
10129 (_cpp_parse_expr): Figure out at the end of the routine
10130 whether we saw a valid !defined() expression.
10131 * cppfiles.c (stack_include_file): Update for mi_valid.
10132 (_cpp_pop_file_buffer): Similarly.
10133 * cpplex.c (_cpp_lex_token): Similarly.
10134 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
10135 mi_if_not_defined, mi_lexed): Remove.
10137 * cpplib.c (do_if): Simplify.
10138 (do_endif, push_conditional, _cpp_handle_directive): Update
10139 for renaming of mi_state to mi_valid.
10141 * cpp.texi: Add index entries for digraphs, and add comment
10142 that C++ refers to them as alternative tokens.
10144 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
10146 * basic-block.h (CLEANUP_PRE_LOOP): New.
10147 * except.c (finish_eh_generation): Update call of cleanup_cfg.
10148 * sibcall.c (optimize_sibling_calls): Likewise.
10149 * toplev.c (rest_of_compilation): Likewise.
10150 * flow.c (try_forward_edges): Take argument MODE;
10151 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
10152 (try_optimize_cfg): Update call of try_forward_edges.
10154 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10155 Jan Hubicka <jh@suse.cz>
10157 * (validate_replace_rtx_1): Fix simplification of MINUS.
10159 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
10161 PR preprocessor/3669
10162 * cppinit.c (init_dependency_output): Turn off dump requests
10163 if sending dependencies to stdout.
10165 2001-07-28 Richard Henderson <rth@redhat.com>
10167 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
10170 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
10172 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
10174 2001-07-28 Kazu Hirata <kazu@hxi.com>
10176 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
10177 is VAR_DECL first to prevent an ICE.
10179 2001-07-28 Richard Henderson <rth@redhat.com>
10181 * varasm.c (immed_real_const_1): Don't elide special cases for
10183 (clear_const_double_mem): Clear const_tiny_rtx too.
10185 2001-07-28 Richard Henderson <rth@redhat.com>
10187 * dwarf2out.c (dw_val_class_offset): New.
10188 (struct dw_ranges_struct, dw_ranges_ref): New.
10189 (ranges_table, ranges_table_allocated): New.
10190 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
10191 (add_AT_offset, add_ranges, output_ranges): New.
10192 (print_die, output_die): Handle dw_val_class_offset.
10193 (attr_checksum, size_of_die, value_format): Likewise.
10194 (gen_lexical_block_die): Handle non-contiguous blocks.
10195 (gen_block_die): Likewise.
10196 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
10197 if needed. Dump the ranges table.
10198 * final.c (final_start_function): Remove unnecessary notes and
10199 rebuild the block tree before numbering the blocks.
10200 * function.c (reorder_blocks_0): Walk the existing block tree
10201 to unmark all blocks.
10202 (reorder_blocks_1): Create block fragments when duplicate block
10204 (reorder_fix_fragments): New.
10205 (reorder_blocks): Call it.
10206 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
10208 2001-07-28 Richard Henderson <rth@redhat.com>
10210 * emit-rtl.c (adjust_address): Make a copy of the memory address.
10212 2001-07-28 Richard Henderson <rth@redhat.com>
10214 * flow.c (add_to_mem_set_list): New function.
10215 (init_propagate_block_info): Use it.
10216 (mark_set_1): Likewise.
10217 (insn_dead_p): Canonicalize memory address for dead store
10218 comparison. Allow wider mode stores to kill narrower mode stores.
10219 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
10220 (invalidate_mems_from_set): Don't handle MEMs.
10222 2001-07-28 Kazu Hirata <kazu@hxi.com>
10224 * config/h8300/h8300.h: Fix formatting.
10226 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10228 * basic-block.h (EDGE_FREQUENCY): New macro.
10229 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
10231 * flow.c (find_sub_basic_blocks): Likewise.
10232 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
10233 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
10235 * predict.c (DEF_PREDICTOR): New argument FLAGS.
10236 (HITRATE): New macro.
10237 (PRED_FLAG_FIRST_MATCH): New constant.
10238 (predictor_info): New field flgags.
10239 (combine_predictions_for_insn): Use DS theory to combine
10240 probabilities; set the edge probabilities when finished.
10241 (estimate_probability): Avoid duplicated matches
10242 of LOOP_BRANCH heuristics for nested loops; update comment.
10243 * predict.def: Add flags for each prediction, set probabilities
10244 according to B&L paper.
10245 * predict.h (DEF_PREDICTOR): New argument FLAGS.
10247 * profile.c (compute_branch_probabilities): Cleanup way the edge
10248 probabilities are computed and REG_BR_PROB notes are dropped; if
10249 values does not match, emit error.
10250 (init_branch_prob): Do error instead of warning when profile driven
10251 feedback is missing or corrupt.
10253 2001-07-27 DJ Delorie <dj@redhat.com>
10255 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
10256 against a constant, try to adjust the compare to have the desired
10257 constant in it so that min/max optimizations happen more often.
10259 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10261 * flow.c (last_loop_beg_note): New function.
10262 (redirect_edge_and_branch): Use it.
10263 (split_edge): Likewise.
10265 * alias.c (loop_p): Avoid uninitialized memory access.
10267 * flow.c (try_forward_edges): Avoid accessing freed memory.
10269 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
10272 2001-07-26 Andrew Haley <aph@redhat.com>
10273 Joern Rennecke <amylaar@redhat.com>
10275 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
10276 (SUBTARGET_CPP_ENDIAN_SPEC): New.
10277 (SUBTARGET_CPP_SPEC): New.
10278 (CPP_SPEC): Remove.
10279 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
10280 (SUBTARGET_CPP_PTR_SPEC): New.
10281 (CPP_DEFAULT_CPU_SPEC): New.
10282 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
10283 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10284 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
10285 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10286 (SUBTARGET_CPP_SPEC): Define as an empty string.
10288 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10290 * doc/install.texi (Configuration): Properly link the host
10291 specific instructions also when generating HTML.
10293 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
10295 * flow.c (redirect_edge_and_branch_force): Test
10296 target->global_live_at_start.
10298 2001-07-26 Richard Henderson <rth@redhat.com>
10300 * simplify-rtx.c (avoid_constant_pool_reference): Export.
10301 * rtl.h (avoid_constant_pool_reference): Declare it.
10302 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
10303 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
10305 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10307 * rtl.h (cleanup_barriers): Declare.
10308 * jump.c (cleanup_barriers): New function.
10309 * toplev.c (rest_of_compilation): Call cleanup_barriers
10310 before loop optimizer and after bb_reorder.
10312 * flow.c (back_edge_of_syntactic_loop_p): New.
10313 (split_edge): Use it.
10315 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10317 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
10319 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
10321 * cse.c (cse_process_notes): Replace any registers if the address
10324 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
10326 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
10327 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
10328 (propagate_block): Update prototype.
10329 * flow.c (update_life_info): Simplify the CFG and
10330 recalculate the global regs which are alive when
10331 removing dead code during a global update.
10332 (propagate_block): Return non-zero if an INSN is
10335 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10337 * Makefile.in (LIBICONV): Define.
10339 2001-07-26 Catherine Moore <clm@redhat.com>
10341 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
10342 of conditional to avoid tree checking errors.
10344 2001-07-26 Kazu Hirata <kazu@hxi.com>
10346 * regmove.c (regmove_optimize): Don't replace a reg with
10347 another reg of a different mode.
10349 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
10351 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
10352 limit length of dependency flush list.
10353 * params.h (MAX_PENDING_LIST_LENGTH): Define.
10354 * sched-int.h (struct deps): Add pending_flush_length field.
10355 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
10356 has 1 element in it.
10357 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
10358 (sched_analyze): After a jump, if the pending memory flush list is too
10359 large, flush the pending lists.
10360 (init_deps): Initialize pending_flush_length to 0.
10361 * doc/invoke.texi (max_pending_list_length): Document parameter.
10363 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
10365 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
10366 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
10367 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
10369 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10371 * cpphash.h (struct_lexer_state): Delete was_skipping.
10372 Move skipping here from struct cpp_reader.
10373 * cpplex.c (parse_identifier): Update.
10374 (_cpp_lex_token): Don't skip tokens in a directive.
10375 * cpplib.c (struct if_stack): Update.
10376 (start_directive, end_directive): Don't change skipping state.
10377 (_cpp_handle_directive): Update.
10378 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
10379 (do_else, do_endif): Update; only check for excess tokens if not
10380 in a skipped conditional block.
10381 (push_conditional): Update for new struct if_stack.
10383 2001-07-26 Graham Stott <grahams@redhat.com>
10385 * function.c (locate_and_pad_parm): Also pad initial offset
10386 so that the total argument size also includes the padding.
10388 2001-07-26 Graham Stott <grahams@redhat.com>
10390 * gensupport.c (alter_output_for_insn): Correct enable checking failure
10391 change XSTR to XTMPL.
10393 (process_one_cond_exec): Likewise
10395 2001-07-25 Richard Henderson <rth@redhat.com>
10397 * varasm.c (assemble_variable): Create DECL_RTL before setting
10400 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
10402 * predict.c (estimate_probability): Avoid duplicated predictions.
10404 * loop.c (find_and_verify_loops): Grok multiple barriers.
10406 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10408 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
10410 * dbxout.c: Consistently use putc instead of fputc.
10411 (print_wide_int): New function; call instead of direct fprintf.
10412 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
10413 (dbxout_type_fields, dbxout_type_method_1): Likewise.
10414 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
10415 (print_int_cst_octal): Likewise.
10416 (print_octal): Show we wrote characters.
10417 (dbxout_type): Set have_used_extensions in more places.
10419 2001-07-25 Catherine Moore <clm@redhat.com>
10421 * config/v850/v850.c (v850_va_arg): Use addr
10422 instead of valist to build incr.
10424 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
10426 * flow.c (delete_dead_jumptables): New function.
10427 (life_analyzis): Call it.
10428 * bb-reorder.c (skip_insns_after_block): Handle contradictory
10431 2001-07-25 Richard Henderson <rth@redhat.com>
10433 * except.c (reachable_handlers): Handle a region being removed
10434 out from under a RESX.
10436 2001-07-25 Richard Henderson <rth@redhat.com>
10438 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
10439 swap GE/GT if it is an fp comparison.
10441 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
10443 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
10446 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
10448 * ssa.c (rename_insn_1): Do not wrap an assignment to a
10449 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
10452 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
10453 throw an exception.
10454 (visit_expression): When attempting to simplify an expression,
10455 retrieve any modes for arguments before they are simplified
10458 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10459 Janis Johnson <janis@us.ibm.com>
10461 * stmt.c (expand_goto): A nonlocal goto can be a call too.
10462 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
10463 pointer parameters to match documented usage of nonlocal_goto.
10464 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
10465 parameters to their correct order.
10466 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
10467 parameters to their correct order.
10469 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10471 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
10473 2001-07-25 Jan Hubicka <jh@suse.cz>
10474 Richard Henderson <rth@redhat.com>
10476 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
10478 (make_edges): New argument update_p; populate the edge cache if set.
10479 (find_basic_blocks): Update make_edges invocation.
10481 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10483 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
10485 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10487 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
10488 -Acpu and -Amachine.h.
10489 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
10490 Corrected header to say ELF not a.out.
10491 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
10492 when given -msoft-float.
10494 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10496 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
10497 extra multilib parts like arm-elf.
10498 (i960-*-coff*, i960-*-rtems): Should not use collect2.
10499 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
10500 crtfini.o as extra multilib parts.
10502 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10504 * configure.in: Add rtems as a supported thread model.
10505 * gthr-rtems.h: Add missing entry point __gthread_active_p.
10506 * configure: Rebuilt.
10508 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
10510 * stor-layout.c (get_mode_alignment): make it work when
10511 BITS_PER_UNIT is not a power of two.
10512 * builtins.c (get_pointer_alignment): Likewise.
10514 2001-07-24 Richard Henderson <rth@redhat.com>
10516 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
10517 the retrieved constant into the expected mode.
10519 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
10521 * flow.c (try_simplify_condjump): Avoid duplicated edges.
10522 (verify_flow_info): Check for duplicated edges; clarify
10525 * flow.c (block_label): Update basic_block_for_insn.
10526 (commit_edge_insertions): Call compute_bb_for_insn.
10528 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
10531 * flow.c (redirect_edge_and_branch,
10532 try_optimize_cfg): Use redirect_edge_succ_nodup
10533 (redirect_edge_succ_nodup): New.
10534 * basic_block.h (redirect_edge_succ_nodup): Declare.
10536 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
10539 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
10541 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
10542 (try_crossjump_to_edge): Update commetns.
10543 (try_crossjump_bb): Likewise.
10545 2001-07-24 Richard Henderson <rth@redhat.com>
10547 * combine.c (distribute_notes): Move set of need_refresh
10548 for noop_move_p down to catch all cases.
10550 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
10552 * recog.c (split_all_insns_noflow): New.
10553 * rtl.h (split_all_insns_noflow): Declare.
10554 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
10555 * m68hc11.c (m68hc11_reorg): Likewise.
10556 * sh.c (machine_dependent_reorg): Likewise.
10557 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
10560 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10562 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
10563 (ashlsi3_n splitter): Likewise.
10564 (lshrsi3_n splitter): Likewise.
10566 (GOTaddr2picreg): Make const SImode.
10567 (sym_label2reg): Likewise.
10568 (symGOT2reg): Likewise.
10569 (symGOTOFF2reg) Likewise.
10571 (casesi_worker_0): Make unspec SImode.
10573 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10575 * config/sh/sh.c (barrier_align): Check that an operand really is
10576 an insn before extracting its INSN_CODE.
10578 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
10580 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
10583 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
10584 for SImode to prevent overflow.
10586 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10588 * config/mips/irix6-libc-compat.c: New file.
10589 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
10590 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
10591 passing workaround.
10593 2001-07-24 lars brinkhoff <lars@nocrew.org>
10595 * rtl.texi (REG_POINTER): Document.
10596 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
10597 QFmode, HFmode, TQFmode, QCmode, and HCmode.
10599 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
10601 * flow.c (delete_noop_moves): Do not confuse libcall regions.
10603 2001-07-23 Richard Henderson <rth@redhat.com>
10605 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
10607 2001-07-23 Kazu Hirata <kazu@hxi.com>
10609 * config/h8300/h8300-protos.h: Add a prototype for
10610 general_operand_dst_push.
10611 * config/h8300/h8300.c (general_operand_dst_push): New.
10612 * config/h8300/h8300.h (OK_FOR_T): New.
10613 (EXTRA_CONSTRAINT): Use it.
10614 * config/h8300/h8300.md (movqi_push): Remove and integrate into
10615 the existing movqi pattern.
10616 (movhi_push): Likewise.
10618 * reload.c: Fix comment typos.
10620 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
10622 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
10624 2001-07-23 H.J. Lu (hjl@gnu.org)
10626 * doc/extend.texi: Update __builtin_return_address and
10627 __builtin_frame_address.
10629 2001-07-23 Richard Henderson <rth@redhat.com>
10631 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
10633 * config/i386/i386.md: New setcc+movzbl peephole2.
10635 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10637 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
10638 * objc/objc-act.c: Include debug.h.
10639 (synth_module_prologue): Save and restore debug hooks too.
10641 2001-07-23 lars brinkhoff <lars@nocrew.org>
10643 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
10644 and C4X_FLOAT_FORMAT.
10645 (BOOL_TYPE_SIZE): Document.
10647 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
10649 * unroll.c (loop_iterations): Fix miscalculation of initial
10652 2001-07-13 Andrew Haley <aph@redhat.com>
10654 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
10655 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
10656 * config/sh/sh.c (sh_can_redirect_branch): New function.
10657 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
10658 * reorg.c (steal_delay_list_from_target): Use
10659 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
10661 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
10663 * flow.c (try_simplify_condjump): Unlink insn chain on
10664 fallthru edge; use can_fallthru.
10666 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
10668 * basic-block.h (find_sub_basic_block): Declare.
10669 * flow.c (make_edges): New arguments MIN and MAX;
10670 (find_sub_basic_blocks): Revamp to use make_edges
10671 and purge_dead_edges.
10672 (find_basic_blocks): Update call of find_sub_basic_block.
10674 * recog.c (split_all_insns): Always expect CFG to be consistent;
10675 call find_sub_basic_blocks in case something has changed.
10676 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
10679 * basic-block.h (delete_noop_moves): Declare.
10680 * combine.c (combine_instructions): Call it.
10681 (recog_for_combine): Tolerate noop moves
10682 (distribute_notes): Force refresh when register dies at noop move.
10683 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
10685 (life_analysis): Update delete_noop_moves call.
10686 (set_noop_p): Move too ...
10687 * rtlanal.c (noop_move_p): ... here.
10688 * rtl.h (noop_move_p): Declare.
10690 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
10691 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
10693 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
10694 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
10696 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
10698 * reload.c (push_reload): Fix typo in comment.
10699 (find_reloads_address): Ditto.
10700 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
10702 2001-07-22 Richard Henderson <rth@redhat.com>
10704 * flow.c: Grammar check and clarify a lot of comments.
10705 (try_simplify_condjump): Rename variables to be clearer.
10706 (try_forward_edges): Skip complex and fallthru edges.
10707 Rearrange tests to avoid duplicate checks.
10708 (flow_find_cross_jump): Likewise.
10709 (outgoing_edges_match): Allow match if neither branch has
10710 probability data. Loosen probability match to 5%.
10711 (try_crossjump_to_edge): Hoist repeated indirection into
10713 (try_crossjump_bb): Don't check complex edges. Eliminate
10714 redundant crossjump tests.
10715 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
10716 checks before more expensive checks.
10718 2001-07-22 Richard Henderson <rth@redhat.com>
10720 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
10721 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
10724 2001-07-22 Richard Henderson <rth@redhat.com>
10726 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
10727 (const_sint32_operand): Likewise.
10728 * m68k.md (anon mulsi pattern): Use const_int_operand not
10729 const_sint32_operand.
10730 (umulsi3_highpart): Zero extend a constant input.
10731 (smulsi3_highpart): Don't bother checking SImode constant.
10732 (const_umulsi3_highpart): Give op3 DImode.
10733 (const_smulsi3_highpart): Likewise.
10735 2001-07-22 Richard Henderson <rth@redhat.com>
10737 * flow.c (split_block): Make sure bb_note is included in the
10738 new block when splitting before a label.
10740 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
10742 * basic-block.h (redirect_edge_and_branch_force,
10743 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
10744 * flow.c (redirect_edge_and_branch_force,
10745 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
10746 (redirect_edge_and_branch_force): Fix copying of lifeness information.
10747 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
10748 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
10749 instead of label; update CFG after transformation.
10750 (find_if_case_1): Update call, use redirect_edge_and_branch_force
10751 for finishing the transformation; handle even case where ELSE
10752 does not follow THEN.
10753 (find_if_case_2): Update call of dead_or_predictable; simplify
10756 * emit-rtl.c (split_branch_probability): New global variable.
10757 (try_split): Take care to set split_branch_probability and
10758 create REG_BR_PROB note for new jump insns.
10759 * md.texi (define_split): Document new feature.
10761 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
10763 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10765 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
10766 (asm_out_file): Remove redundant declaration.
10767 (assemble_asm): Remove old #if 0 block.
10768 (assemble_variable): Remove end of function; debug output is
10769 now handled with global_decl. Remove old #if 0 block. Update.
10770 Remove saved_in_section and associated no-op code.
10771 * Makefile.in (varasm.o): Correct dependencies.
10773 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
10775 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10776 the definition in defaults.h.
10778 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
10780 * jump.c: Update comments.
10781 (delete_barrier_successors, delete_unreferenced_labels,
10782 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
10783 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
10784 jump_optimize, jump_optimize_minimal): Kill.
10785 (rebuild_jump_labels): Move code from jump_optimize_1.
10786 (purge_line_number_notes): Likewise.
10787 (copy_loop_headers): Likewise.
10788 * reg-stack.c: Update comment.
10789 * stmt.c: Likewise.
10790 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
10791 JUMP_AFTER_REGSCAN): Kill.
10792 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
10793 purge_line_number_notes and copy_loop_headers.
10795 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10796 Richard Henderson <rth@redhat.com>
10798 * dbxout.c (dbxout_global_decl): New.
10799 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10800 * sdbout.c (sdbout_finish): New.
10801 (sdbout_debug_hooks): Use it, add comments.
10802 (sdbout_global_decl): Defer initialised public vars to
10804 * varasm.c (assemble_variable): Don't output debug information
10805 for file-scope variables.
10807 2001-07-22 Richard Henderson <rth@redhat.com>
10809 * config/alpha/alpha.c (get_trap_mode_suffix): New.
10810 (get_round_mode_suffix): New.
10811 (print_operand): Use them for [/]. Remove support for [&'`()+].
10812 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
10813 * config/alpha/alpha.md (attr round_suffix): New.
10814 (attr trap_suffix): New.
10815 (all insns): Set them appropriately. Use %/ instead of the
10816 myriad punctuators.
10818 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10820 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
10822 2001-07-22 Richard Henderson <rth@redhat.com>
10824 * regrename.c (regrename_optimize): Compute nregs for each
10825 potential target register.
10827 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
10828 Richard Henderson <rth@redhat.com>
10830 * dbxout.c (dbxout_global_decl): New.
10831 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10832 * sdbout.c (sdbout_finish): New.
10833 (sdbout_debug_hooks): Use it, add comments.
10834 (sdbout_global_decl): Defer initialised public vars to
10836 * varasm.c (assemble_variable): Don't output debug information
10837 for file-scope variables.
10839 2001-07-21 H.J. Lu (hjl@gnu.org)
10841 * config/mips/mips.c (mips_cpu): Moved into ...
10842 (override_options): Here.
10844 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
10846 (mips_cpu): Removed.
10848 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10850 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
10851 ("iorqi3"): Likewise.
10852 ("xorqi3"): Likewise.
10853 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
10854 ("*subhi3_sp): Likewise.
10855 ("*subhi3"): Likewise.
10856 ("extendhisi2"): Accept D, X and Y as source operand to avoid
10859 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
10861 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
10862 * config/freebsd.h: Likewise.
10863 * config/linux.h: Likewise.
10864 * config/openbsd.h: Likewise.
10865 * config/alpha/linux-elf.h: Likewise.
10866 * config/arm/linux-elf.h: Likewise.
10867 * config/d30v/d30v.h: Likewise.
10868 * config/fr30/fr30.h: Likewise.
10869 * config/ia64/aix.h: Likewise.
10870 * config/ia64/ia64.h: Likewise.
10871 * config/mips/linux.h: Likewise.
10872 * config/pj/pj.h: Likewise.
10873 * config/rs6000/linux.h: Likewise.
10874 * config/sparc/linux.h: Likewise.
10875 * config/sparc/linux64.h: Likewise.
10877 2001-07-20 Bruce Korb <bkorb@gnu.org>
10879 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
10880 because getc() and char* may disagree on signedness.
10882 2001-07-20 Richard Henderson <rth@redhat.com>
10884 * doc/rtl.texi (REG_DEAD): Update for current semantics.
10886 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
10887 insns to delete in the presence of cc0 in a jump insn.
10889 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10890 Jan Hubicka <jh@suse.cz>
10892 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
10893 of doing the change by hand.
10895 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
10897 * rtlanal.c (set_noop_p): Return true for noop jumps.
10899 * expr.c (emit_single_push_insn): Add call to push expander.
10900 * expr.h (optab_index): Add OTI_push
10901 (push_optab): New constant.
10902 * genopinit.c (optabs): Add push_optab.
10903 * optabs.c (init_optab): Init push optab.
10904 * md.texi (push??1): Document
10906 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10908 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
10909 expand to emit the pattern; put a REG_INC note for push/pop
10911 ("movdf", "movdf_internal"): Likewise.
10912 ("movsi", "movsi_internal"): Likewise.
10913 ("movsf", "movsf_internal"): Likewise.
10914 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
10916 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10918 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
10921 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
10923 * params.def: Change default max inline insns to 100.
10925 2001-07-20 Diego Novillo <dnovillo@redhat.com>
10927 * combine.c (combine_simplify_rtx): Generate a new shift operation
10928 when simplifying the first operand of a (neg (ashift)) expression.
10930 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10932 * regclass.c (N_REG_INTS): Use only 32 bits per element.
10934 2001-07-20 Kelley Cook <kelley.cook@home.com>
10936 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
10937 information. Move rest into ...
10938 (*-*-solaris): ... here. Eliminate redundant information and
10939 reword necessary packages section. Delete 4.x assembler bug info.
10940 (sparc-sun-*): Merge into ...
10941 (sparc-sun-sunos*): here.
10943 2001-07-20 Catherine Moore <clm@redhat.com>
10945 * config/v850/v850.md (casesi): Generate LABEL_REF
10948 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
10950 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
10951 * i386.c (ix86_zero_extend_to_Pmode): Make global.
10952 * i386.md (strclrsi expander): Use it.
10954 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10956 * integrate.c (copy_insn_list): handle
10957 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
10958 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
10959 identically as to CODE_LABEL.
10961 * fold-const (fold): Convert A/B/C to A/(B*C) and
10964 * except.c (connect_post_landing_pads): Delete the RESX insns.
10966 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
10968 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
10970 * config/mips/mips.md (nmadd/nmsub): Use macro.
10972 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
10974 * cppinit.c (remove_dup_dir): Make static.
10975 (remove_dup_dirs): Make static. Only warn about preempting a
10976 system directory with a non-system directory.
10978 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10980 * ifcvt.c (noce_try_store_flag_constants): Correct order
10981 of parameters to trunc_int_for_mode.
10983 2001-07-19 Mark Mitchell <mark@codesourcery.com>
10985 * reorg.c (fill_simple_delay_slots): If an instruction might throw
10986 an exception that will be caught within this function, do not fill
10987 its delay slot with any subsequent instruction.
10989 2001-07-19 Steve Ellcey <sje@cup.hp.com>
10991 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
10992 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
10993 pointer extension instruction.
10994 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
10995 * simplify-rtx.c (simplify_unary_operation) Likewise.
10996 * explow.c (convert_memory_address) Check value of
10997 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
10999 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
11000 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
11001 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
11002 Add Multilib Support.
11003 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
11004 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
11005 Add Multilib Support.
11006 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
11008 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
11009 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
11010 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
11012 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
11014 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
11015 old and new operands in `<', `3' and `b'.
11017 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
11019 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
11020 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
11021 (toplev.o): Don't depend on xcoffout.h.
11022 * c-decl.c: Include debug.h
11023 (duplicate_decls): Use debug hook.
11024 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
11025 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11026 (dbxout_types): Remove.
11027 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
11028 * debug.c (do_nothing_debug_hooks): Update.
11029 (debug_true_tree, debug_nothing_rtx): New.
11030 * debug.h (struct rtx_def): New.
11031 (struct gcc_debug_hooks): New hooks ignore_block,
11032 outlining_inline_function and label.
11033 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
11034 dwarf2out_frame_finish): New.
11035 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
11036 Make static, update prototype.
11037 (dwarf2_debug_hooks): Update.
11038 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
11039 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
11040 * dwarfout.c (dwarf_debug_hooks): Update.
11041 * emit-rtl.c: Include debug.h.
11042 (remove_unnecessary_notes): Use debug hook.
11043 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
11044 (final_scan_insn): Use debug hook.
11045 * integrate.c (output_inline_function): Use debug hook.
11046 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
11047 (sdb_debug_hooks): Update.
11048 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
11049 * toplev.c: Don't include xcoffout.h.
11050 (note_outlining_of_inline_function, debug_ignore_block): Remove.
11051 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
11053 * tree.h (dwarf2out_do_frame): Remove.
11055 2001-07-19 Catherine Moore <clm@cygnus.com>
11057 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
11059 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
11061 * reload1.c (eliminate_regs_in_insn): When updating a set
11062 to the frame pointer to the hardware frame pointer, perform
11063 the update always not just when REPLACE is set.
11065 * reload1.c (choose_reload_regs): Don't inherit a reload
11066 that crosses multiple registers if registers past the first
11067 don't fit in the desired class.
11069 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
11070 when negating constants.
11072 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
11074 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
11075 * doc/tree.texi: Ditto.
11077 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
11078 Jakub Jelinek <jakub@redhat.com>
11080 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
11081 (extract_cie_info): Handle "eh" augmentation properly,
11083 (struct frame_state, __frame_state_for): New.
11085 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11087 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
11088 HANDLE_SYSV_PRAGMA): Define.
11089 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
11091 (copy_object): Caller changed.
11093 2001-07-19 Andreas Schwab <schwab@suse.de>
11095 * configure.in (assembler dwarf2 debug_line support): Define nop
11097 * configure: Regenerated.
11099 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
11101 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
11103 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
11104 to conditionally compiled block.
11105 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11106 * dbxout.h (dbxout_function): Remove.
11107 * debug.c (do_nothing_debug_hooks): Update.
11108 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
11109 global_decl, deferred_inline_function.
11110 * dwarf2out.c (dwarf2_debug_hooks): Update.
11111 (dwarf2out_global_decl): New.
11112 * dwarfout.c: Don't include dwarfout.h.
11113 (dwarfout_global_decl, dwarfout_function_decl,
11114 dwarfout_deferred_inline_function): New.
11115 (dwarf_debug_hooks): Update.
11116 * dwarfout.h: Remove.
11117 * final.c: Don't include dwarfout.h.
11118 * sdbout.c (sdbout_global_decl): New.
11119 (sdbout_debug_hooks): Update.
11120 * toplev.c: Don't include dwarfout.h.
11121 (check_global_declarations, rest_of_compilation): Use new debug hooks.
11122 (note_deferral_of_defined_inline_function): Remove.
11123 * toplev.h (note_deferral_of_defined_inline_function): Remove.
11124 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
11125 * ch/lex.c: Don't include dwarfout.h.
11126 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
11127 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
11128 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
11129 * cp/optimize.c: Include debug.h.
11130 (maybe_clone_body): Use debug hook.
11131 * cp/semantics.c: Include debug.h.
11132 (expand_body): Use debug hook.
11133 * po/POTFILES.in: Remove dwarfout.h.
11135 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
11137 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
11138 * c-parse.in (yyerror, _yylex): Similarly.
11139 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
11140 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
11142 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
11143 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
11145 2001-07-18 Jeff Sturm <jsturm@one-point.com>
11147 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
11148 in-class declaration at -g1. Fixes c++/2814.
11150 2001-07-18 Richard Henderson <rth@redhat.com>
11152 * doc/md.texi (reload_in/out): Document restrictions in predicates
11153 and constraints for these patterns. Document empty string matching
11156 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11158 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
11160 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
11162 * cse.c: Undo my previous patch.
11164 2001-07-18 Tom Tromey <tromey@redhat.com>
11167 * configure: Rebuilt.
11168 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
11170 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
11172 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
11173 Jan Hubicka <jh@suse.cz>
11175 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
11176 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
11177 * jump.c (mark_jump_label): Do not forward branches.
11179 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
11181 * cse.c (delete_trivially_dead_insns): Delete the libcall block
11182 when return value is unused.
11184 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11186 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
11188 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
11190 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
11191 on error. We can't blindly return the result of
11192 pthread_mutex_trylock because it returns a positive number on
11193 error, while we must return -1 on error.
11194 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
11196 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
11198 2001-07-18 Andreas Jaeger <aj@suse.de>
11200 * integrate.c (output_inline_function): Correct type of debug_hooks.
11202 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
11204 * combine.c (combine_simplify_rtx): DIV can be treated
11205 associatively for floats if unsafe math optimisations are enabled.
11207 2001-07-17 Richard Henderson <rth@redhat.com>
11209 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
11211 2001-07-17 Richard Henderson <rth@redhat.com>
11213 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
11214 don't force the function address into a register.
11215 (expand_call, emit_library_call_value_1): Update callers.
11216 * builtins.c (expand_builtin_apply): Likewise.
11217 * expr.h (prepare_call_address): Update decl.
11219 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
11221 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
11223 * config/i386/chorus.h: Move up.
11224 * config/sparc/chorus.h: Likewise.
11225 * config/rs6000/chorus.h: Likewise.
11226 * config/chorus.h: Moved here.
11228 2001-07-17 Andreas Schwab <schwab@suse.de>
11230 * configure.in (assembler eh_frame optimization): Handle big
11232 * configure: Regenerated.
11234 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
11236 * expr.c (epxand_expr): Convert divisions into multiplications by
11237 reciprocals if -ffast-math.
11239 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
11241 * dbxout.c (dbxout_really_begin_function): Rename to
11242 dbxout_begin_function.
11243 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11244 (dbxout_begin_function): Remove.
11245 (dbxout_function): Update.
11246 (dbxout_source_line): Update prototype.
11247 * dbxout.h (dbxout_begin_function): Remove.
11248 * debug.c (do_nothing_debug_hooks): Update.
11249 (debug_nothing_tree): Update.
11250 (debug_nothing_charstar_rtx): Remove.
11251 * debug.h (union tree_node): Declare.
11252 (struct rtx_def): Remove.
11253 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
11254 begin_function. Change source_line prototype.
11255 (debug_nothing_tree): New.
11256 (debug_nothing_charstar_rtx): Delete.
11257 (dwarf2out_begin_prologue): Moved from ...
11258 * tree.h: ... here.
11259 * dwarf2out.c (dwarf2_debug_hooks): Update.
11260 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
11261 debug info, call dwarf2out_source_line.
11262 (dwarf2out_souce_line): Update prototype.
11263 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
11264 Change prototype, make static.
11265 (dwarfout_source_line): Update prototype.
11266 (dwarf_debug_hooks): Update.
11267 * dwarfout.h (dwarfout_begin_function): Remove.
11268 * final.c (final_start_function, final_scan_insn): Use appropriate
11269 debug hooks, update to use notice_source_line.
11270 (output_source_line): Rename notice_source_line. Don't call the
11271 source_line debug hook.
11272 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
11273 make static, update prototype.
11274 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
11276 (sdbout_end_prologue): New.
11277 (sdbout_source_line): Update prototype.
11278 (sdbout_debug_hooks): Update.
11279 (sdbout_symbol): Remove unused var.
11280 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
11282 * varasm.c: Include debug.h.
11283 (assemble_start_function): Use begin_function debug_hook.
11284 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11285 update with prototype.
11286 (xcoffout_source_line): Update prototype.
11287 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11289 (xcoffout_source_line): Update prototype.
11291 2001-07-17 Richard Henderson <rth@redhat.com>
11293 * c-typeck.c (build_binary_op): Do not shorten unsigned
11294 right shift after sign extension.
11296 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
11298 * combine.c (combine_simplify_rtx): Attempt to simplify
11299 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
11301 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
11302 (simplify_binary_operation, simplify_unary_operation,
11303 simplify_relational_operation): Use it.
11305 * combine.c (combine_simplify_rtx): Don't do associative law
11306 on divisions; allow associative law on floats.
11308 2001-07-17 H.J. Lu <hjl@gnu.org>
11309 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11311 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
11312 ASM_OUTPUT_WEAK_ALIAS are defined.
11313 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
11314 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
11316 * config/mips/iris5.h: ... here.
11317 (HANDLE_SYSV_PRAGMA): Defined as 1.
11318 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
11319 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
11322 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
11324 * c-parse.in (all_prefix_attributes): New variable.
11325 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
11326 (maybe_resetattrs): New production.
11327 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
11328 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
11329 notype_initdcl, nested_function, notype_nested_function,
11330 component_decl, components, components_notype,
11331 component_declarator, component_notype_declarator,
11332 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
11333 ivars, mydecl, myparm): Update. Avoid prefix attributes just
11334 after a comma being applied to more than one declarator.
11335 * doc/extend.texi (Attribute Syntax): Update. Remove
11336 documentation of bugs that are no longer present.
11338 2001-07-13 Eric Christopher <echristo@redhat.com>
11340 * config/mips/mips.h: Change TUNE_MIPS* options to use
11342 (EXTRA_SPECS): Add cc1_cpu_spec.
11343 * config/mips/mips.md (muldf3): Fix typo.
11345 2001-07-16 Richard Henderson <rth@redhat.com>
11347 * config/m68k/m68k.c: Include expr.h and reload.h.
11348 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
11349 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
11351 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11352 Richard Henderson <rth@redhat.com>
11354 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
11355 (insn_live_p): Fix fall off end of function.
11356 (dead_libcall_p): Remove COUNTS argument; update callers.
11357 (delete_trivially_dead_insns): Remove unused variables.
11359 2001-07-17 Andreas Jaeger <aj@suse.de>
11361 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
11362 x86-64 pic support.
11364 * lcm.c (optimize_mode_switching): Avoid warning for unused
11365 variable if !NORMAL_MODE.
11367 * flow.c (try_crossjump_to_edge): Remove unused variable.
11369 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
11371 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
11372 atexit declaration in stdlib.h.
11374 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
11376 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
11378 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11380 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
11381 * except.c (finish_eh_generation): Update call of cleanup_cfg;
11382 do rebuild_jump_labels instead of jump_optimize
11383 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
11384 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
11385 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
11387 * flow.c: Include timevar.h
11388 (find_basic_block): Push/pop timevar;
11389 (cleanup_cfg): Likewise.
11390 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
11391 * Makefile: Add dependencies on timevar.h
11393 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
11394 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
11396 * rtl.h (delete_trivially_dead_insns): Add new parameter.
11397 * toplev.c (rest_of_compilation): Update calls.
11398 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
11399 (delete_trivially_dead_insns): ... here; accept new argument
11400 preserve_basic_blocks; preserve basic blocks if set.
11402 * reg-stack.c (stack_regs_mentioned): Return 0 if
11403 stack_regs_mentioned_data is not initialized.
11404 (reg_to_stack): Make stack_regs_mentioned survive after the
11405 reg-stack is completted; do not call cleanup_cfg.
11406 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
11407 make cleanup_cfg after bb-reorder to output to debug file.
11409 2001-07-16 Richard Henderson <rth@redhat.com>
11411 * regclass.c (init_reg_sets): Use only 32 bits per initializer
11412 from int_reg_class_contents.
11414 2001-07-16 Richard Henderson <rth@redhat.com>
11416 * hard-reg-set.h (regs_invalidated_by_call): Declare.
11417 * regclass.c (regs_invalidated_by_call): Move from cse.c.
11418 (init_reg_sets_1): Move initialization from cse_main.
11419 * cse.c (regs_invalidated_by_call): Move to regclass.c.
11420 (cse_main): Move its initialization also.
11421 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
11422 * flow.c (propagate_one_insn): Likewise.
11423 * gcse.c (compute_hash_table): Likewise.
11424 (compute_kill_rd, compute_store_table): Likewise.
11425 * sched-deps.c (sched_analyze_1): Likewise.
11427 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
11429 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
11432 2001-07-16 Steve Ellcey <sje@cup.hp.com>
11434 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
11435 in if statement so we don't access undefined memory.
11437 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11439 * gcse.c: Update comment at top.
11440 Update comment on mem handling.
11441 mem_last_set, mem_first_set, mem_set_in_block: gone.
11442 Declaration of reg_set_info: gone.
11443 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
11444 pointless with load_killed_in_block_p (they are *more*
11445 conservative then it, not less, and less accurate).
11446 (oprs_not_set_p): Ditto.
11447 (alloc_gcse_mem): Don't allocate mem_set_in_block
11448 (free_gcse_mem): Don't free it, either.
11449 (record_last_mem_set_info): Update comment in front, remove
11450 mem_*set_* stuff. Note the reason we don't handle stores directly
11452 (compute_hash_table): Update comments to reflect reality. Remove
11453 mem_*set_* references.
11454 (reset_opr_set_tables): Remove mem_*set_* references.
11455 (mark_call): Ditto.
11456 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
11457 (mark_clobber): Ditto (on both parts, we double set here too).
11458 (expr_killed_p): Remove mem_set_in_block test.
11459 (compute_transp): Remove mem_set_in_block test.
11461 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
11462 of edge, and removal of phi alternative to dump file.
11463 (ssa_ccp_substitute_constants): Add note about register now being
11464 constant, and which uses were replaced in what insns to dump file.
11466 2001-07-16 Andreas Jaeger <aj@suse.de>
11468 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
11469 variables of type HOST_WIDEST_INT.
11471 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
11472 (__bb_exit_func): Correct type of count_max to avoid overflow.
11473 (num_digits): Handle long long argument.
11475 * combine.c (gen_lowpart_for_combine): Remove unused variable.
11477 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11479 * output.h (sdb_begin_function_line): Restore as an extern
11481 * sdbout.c (sdb_begin_function_line): Make extern.
11483 2001-07-15 Richard Henderson <rth@redhat.com>
11485 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
11486 * genrecog.c (maybe_both_true_mode): New.
11487 (maybe_both_true_2): Use it.
11488 (write_switch): Don't put Pmode in a switch.
11489 * rtl.c (mode arrays): Don't explicitly size them.
11491 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
11493 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
11494 handling; move unconditional splitting before mode switching.
11496 * i386.md (type): Add fistp type.
11497 (i387, length_attr, scheduling definitions): Handle this type.
11498 (fix_trunc?f?i2): Revamp to use mode switching.
11499 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
11500 * i386.h (fp_cw_mode): New enum
11501 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
11502 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
11504 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11506 * Makefile.in (integrate.o): Add debug.h.
11507 * integrate.c (debug.h): Add.
11508 (output_inline_function): Save, reset, and restore debug_hooks.
11510 2001-07-15 Richard Henderson <rth@redhat.com>
11512 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
11513 instead of COMPARE for the EQUIV expression.
11515 2001-07-15 Richard Henderson <rth@redhat.com>
11517 * flow.c (redirect_edge_and_branch_force): Initialize
11518 global_live_at_start and global_live_at_end.
11519 (allocate_bb_life_data): Export.
11520 * basic-block.h (allocate_bb_life_data): Declare.
11521 * toplev.c (rest_of_compilation): Call it.
11523 2001-07-15 Richard Henderson <rth@redhat.com>
11525 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
11526 (alpha_tablejump_best_label): New.
11527 * config/alpha/alpha-protos.h: Declare them.
11528 * config/alpha/alpha.md: Use braced strings for code blocks.
11529 (tablejump_osf): Break out add with r29.
11530 (tablejump_osf_internal): Remove.
11531 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
11532 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
11534 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
11536 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
11539 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
11541 * i386-protos.h (ix86_split_fp_branch): Update prototype.
11542 (ix86_fp_jump_nontrivial_p): New.
11543 * i386.md (fp_jcc_?): Update call of split_fp_branch;
11544 use ix86_fp_jump_nontrivial_p.
11545 * i386.c (ix86_fp_jump_nontrivial_p): New.
11546 (ix86_split_fp_branch): Accept code instead of rtx.
11547 (ix86_expand_compare): Expand comparison early in case
11548 doing so is resonably cheap.
11550 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
11552 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
11554 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
11555 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
11557 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
11559 * dbxout.c (dbxout_source_line): Make static, update prototype.
11560 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
11561 (dbxout_init, dbxout_finish, dbxout_source_line,
11562 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
11563 * dbxout.h (dbxout_source_line): Delete.
11564 * debug.c (debug_nothing_file, debug_nothing_file_int,
11565 debug_nothing_file_charstar_rtx): New.
11566 (do_nothing_debug_hooks): Update.
11567 (debug_nothing_void, debug_nothing_charstar_rtx,
11568 dwarf2out_end_epilogue): New.
11569 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11570 * debug.h (struct rtx_def): Declare.
11571 (gcc_debug_hooks): New hooks source_line, end_epilogue
11573 (debug_nothing_void, debug_nothing_charstar_rtx,
11574 dwarf2out_end_epilogue): New.
11575 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11576 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
11577 (dwarf2_debug_hooks): Update.
11578 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
11579 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
11580 * dwarf2out.h (dwarf2out_source_line): Remove.
11581 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
11582 Make static, update prototype.
11583 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
11584 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
11585 (dwarf_debug_hooks): Update.
11586 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
11587 dwarfout_end_function): Remove.
11588 * final.c (profile_function): Use debug hooks for ending functions
11590 (output_source_line, final_end_function): Update prototype,
11592 (final_start_function, final_scan_insn): Update.
11593 * output.h (sdb_begin_function_line): Remove.
11594 (final_end_function): Update prototype.
11595 * sdbout.c (sdb_begin_function_line): Make static.
11596 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
11597 (sdbout_source_line): New.
11598 (sdbout_end_epilogue, sdbout_end_function): Make static, update
11600 (sdb_debug_hooks): Update.
11601 (sdbout_init, sdbout_source_line,
11602 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
11603 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
11604 * toplev.c (compile_file, rest_of_compilation): Update.
11605 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
11606 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
11607 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
11608 Update for prototype changes.
11609 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
11610 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
11612 2001-07-15 Richard Henderson <rth@redhat.com>
11614 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
11615 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
11616 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
11617 * config/alpha/alpha.c: Likewise.
11618 * config/alpha/alpha.md: Likewise.
11619 * config/alpha/alpha32.h: Likewise.
11620 * config/alpha/vms.h: Likewise.
11621 (OPEN_VMS): Remove.
11623 2001-07-14 Richard Henderson <rth@redhat.com>
11625 * config/alpha/alpha.md: Use define_constants for unspec values.
11626 Substitute throughout.
11628 2001-07-14 Tim Josling <tej@melbpc.org.au>
11630 * tree.def (EXPON_EXPR) remove. Never supported anyway.
11632 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
11634 * pa.md: Remove unused constraints from define_split's.
11636 2001-04-14 Richard Henderson <rth@redhat.com>
11638 * ifcvt.c (find_cond_trap): Test for exit block.
11640 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
11642 Re-install recently reverted patch.
11643 * emit-rtl.c (try_split): Update mark_jump_label call.
11644 * flow.c (find_sub_basic_blocks): Likewise.
11645 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11646 jump_back_p): Kill.
11647 (mark_all_labels): Kill second parameter.
11648 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11649 (rebuild_jump_labels, jump_optimize_minimal): Update call
11650 of jump_optimize_1.
11651 (jump_optimize_1): Kill crossjumping code.
11652 (mark_jump_label): Kill cross_jump parameter.
11653 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11654 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11655 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11657 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11659 (dump_file_info): Likewise.
11660 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11661 reorganize passes to do reg-stack first, bb-reorder second.
11662 * invoke.texi (-d letters doc): Remove the jump2 pass.
11664 2001-07-14 Richard Henderson <rth@redhat.com>
11666 * ifcvt.c (find_cond_trap): New.
11667 (find_if_header): Call it.
11668 (merge_if_block): Relax existing jump sanity check.
11669 * jump.c (jump_optimize_1): Remove conditional trap handling.
11671 2001-07-14 Alan Modra <amodra@bigpond.net.au>
11673 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
11675 (insn_refs_are_delayed): Correct comment.
11676 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
11677 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
11678 instead of r31. Make associated insn !TARGET_64BIT, and
11679 provide an additional 64-bit insn that clobbers r2.
11680 (divsi3): Likewise.
11681 (udivsi3): Likewise.
11682 (modsi3): Likewise.
11683 (umodsi3): Likewise.
11685 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
11687 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
11689 * flow.c (redirect_edge_and_branch_force, split_edge,
11690 try_crossjump_to_edge): Use set_block_for_new_insns.
11691 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
11693 2001-07-13 H.J. Lu (hjl@gnu.org)
11695 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
11698 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11700 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
11702 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
11704 * c-common.c (decl_attributes): Take a pointer to the node to
11705 which attributes are to be attached, and a flags argument.
11706 * c-common.h (enum attribute_flags): New.
11707 (decl_attributes): Update prototype.
11708 * c-decl.c (start_decl, push_parm_decl, finish_struct,
11709 finish_enum, start_function): Update calls to decl_attributes.
11710 * c-parse.in (component_declarator, component_notype_declarator,
11711 label): Update calls to decl_attributes.
11713 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
11715 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
11716 * config/avr/avr.c (legitimate_address_p): Return value changed
11717 from letter to register classes. For better debugging.
11719 2001-07-13 Kazu Hirata <kazu@hxi.com>
11721 * jump.c (reversed_comparison_code_parts): Fix comment typos.
11723 2001-07-13 H.J. Lu (hjl@gnu.org)
11725 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
11727 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
11729 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
11730 correctly for shared configurations.
11731 * config/t-libgcc-pic: New.
11732 * config/{i386,m68k,sparc}/t-openbsd: New.
11733 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
11734 Support -shared. Support debugging libraries with -g.
11735 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
11736 frame information does not emit pointer diffs.
11737 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
11738 emit pointer diffs.
11740 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11742 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
11744 2001-07-13 David Edelsohn <edelsohn@gnu.org>
11746 * combine.c (try_combine): Ensure const_int pow2 is positive.
11748 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
11750 * config.gcc: Add configuration for s/390.
11751 * config/s390/s390.c: New. Subroutines for code generation.
11752 * config/s390/s390.h: New. Definitions for s/390.
11753 * config/s390/s390-protos.h: New. Prototypes.
11754 * config/s390/linux.h: New. Definitions for linux for s/390.
11755 * config/s390/linux64.h: New. Definitions for linux for zSeries.
11756 * config/s390/t-linux: New. Makefile fragment.
11757 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
11758 * config/s390/fixdfdi.h: New. Fix L_fix*di.
11760 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
11762 * emit-rtl.c (try_split): Update mark_jump_label call.
11763 * flow.c (find_sub_basic_blocks): Likewise.
11764 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11765 jump_back_p): Kill.
11766 (mark_all_labels): Kill second parameter.
11767 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11768 (rebuild_jump_labels, jump_optimize_minimal): Update call
11769 of jump_optimize_1.
11770 (jump_optimize_1): Kill crossjumping code.
11771 (mark_jump_label): Kill cross_jump parameter.
11772 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11773 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11774 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11776 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11778 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11779 reorganize passes to do reg-stack first, bb-reorder second.
11780 * invoke.texi (-d letters doc): Remove the jump2 pass.
11782 2001-07-12 Steve Ellcey <sje@cup.hp.com>
11784 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
11786 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11788 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
11790 (verify_flow_info): Make diagnostics prettier.
11792 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
11794 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
11796 * flow.c (outgoing_edges_match): Return early if condition reversal
11799 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
11801 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
11802 (mips_move_2words): When splitting a move into two instructions,
11803 prefix the second address operand with '%D'.
11805 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
11807 * Makefile.in (final.o): Depend on debug.h.
11808 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
11809 (dbx_debug_hooks): Add new hooks.
11810 (xcoff_debug_hooks): New.
11811 * debug.c (debug_nothing_file_int_int): New.
11812 (do_nothing_debug_hooks): Update.
11813 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
11814 (debug_nothing_file_int_int): New.
11815 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
11816 static, update prototype.
11817 (dwarf2_debug_hooks): Update.
11818 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
11819 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
11820 static, update prototype.
11821 (dwarf_debug_hooks): Update.
11822 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
11823 * final.c: Include debug.h.
11824 (final_scan_insn): Use debug hooks when beginning and ending blocks.
11825 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
11826 static, update prototype.
11827 (sdb_debug_hooks): Update.
11828 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
11829 * toplev.c: Distinguish between xcoff and dbx.
11831 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
11832 Call all debug hooks, not just dwarf ones.
11834 2001-07-11 Timothy Wall <twall@redhat.com>
11836 * config.gcc: Add configuration for AIX5/IA64.
11837 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
11838 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
11839 support prefix/suffix code.
11840 * config/ia64/t-aix: New. Makefile fragment.
11841 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
11843 2001-07-11 Kazu Hirata <kazu@hxi.com>
11845 * recog.c (validate_change): Fix a comment typo.
11847 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
11849 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
11850 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
11852 * dbxout.c (dbx_debug_hooks): Add new hooks.
11853 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
11855 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
11857 * dbxout.h (dbxout_start_new_source_file,
11858 dbxout_resume_previous_source_file): Delete.
11859 * debug.c (do_nothing_debug_hooks): Add new hooks.
11860 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11861 (debug_nothing_int_charstar, debug_nothing_int): New.
11862 * debug.h (gcc_debug_hooks): New hooks define, undef,
11863 start_source_file and end_source_file.
11864 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11865 (debug_nothing_int_charstar, debug_nothing_int): New.
11866 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
11867 the conditionally compiled section.
11868 (dwarf2out_start_source_file, dwarf2out_end_source_file,
11869 dwarf2out_define, dwarf2out_undef): Make static.
11870 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
11871 dwarf2out_define, dwarf2out_undef): Remove.
11872 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
11873 (dwarfout_start_source_file, dwarfout_end_source_file,
11874 dwarfout_define, dwarfout_undef): Make static.
11875 (dwarfout_start_source_file_check,
11876 dwarfout_end_source_file_check): New.
11877 (dwarfout_define, dwarfout_finish): Update.
11878 * dwarfout.h (dwarfout_start_new_source_file,
11879 dwarfout_resume_previous_source_file, dwarfout_define,
11880 dwarfout_undef): Remove.
11881 * sdbout.c (sdb_debug_hooks): Add new hooks.
11882 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
11884 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
11885 make static, take an arg.
11886 * sdbout.h (sdbout_start_new_source_file,
11887 sdbout_resume_previous_source_file): Delete.
11888 * toplev.c (debug_start_source_file, debug_end_source_file,
11889 debug_define, debug_undef): Delete.
11890 * toplev.h (debug_start_source_file, debug_end_source_file,
11891 debug_define, debug_undef): Delete.
11893 * java/jcf-parse.c: Include debug.h.
11894 (parse_class_file): Update to use debug hooks directly.
11895 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
11897 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11899 * alias.c (set_mem_alias_set): New function.
11900 * rtl.h (set_mem_alias_set): Declare it.
11901 * builtins.c (expand_builtin_return_addr): Call it instead of
11902 using MEM_ALIAS_SET accessor.
11903 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
11904 (get_memory_rtx, expand_builtin_va_arg): Likewise.
11905 (expand_builtin_va_copy):Likewise.
11906 * caller-save.c (setup_save_areas): Likewise.
11907 * calls.c (compute_argument_addresses): Likewise.
11908 * explow.c (set_mem_attributes): Likewise.
11909 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
11910 (expand_assignment, store_constructor_field, store_field): Likewise.
11911 (expand_expr_unaligned): Likewise.
11912 * function.c (assign_stack_temp_for_type): Likewise.
11913 (put_reg_into_stack, gen_mem_addressof): Likewise.
11914 * ifcvt.c (noce_try_cmove_arith): Likewise.
11915 * reload1.c (reload, alter_reg): Likewise.
11916 * config/alpha/alpha.c (get_aligned_mem): Likewise.
11917 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
11918 (alpha_expand_unaligned_store): Likewise
11919 (alpha_expand_unaligned_load_words): Likewise.
11920 (alpha_expand_unaligned_store_words): Likewise.
11921 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
11922 (alpha_expand_epilogue): Likewise.
11923 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
11924 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
11925 * config/i386/i386.c (legitimize_pic_address): Likewise.
11926 * config/i960/i960.c (setup_incoming_varargs): Likewise.
11927 * config/ia64/ia64.c (spill_restore_mem): Likewise.
11928 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
11929 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
11930 * config/mips/mips.c (mips_va_arg): Likewise.
11931 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11932 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
11933 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11934 (setup_incoming_varargs, rs6000_va_arg): Likewise.
11935 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
11936 (rs6000_emit_epilogue): Likewise.
11937 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
11938 * config/sparc/sparc.c (sparc_va_arg): Likewise.
11939 * config/v850/v850.c (v850_va_arg): Likewise.
11941 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
11943 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
11944 when fallthru edge is present.
11945 (mege_blocks): Handle case where creation of jump insn
11948 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
11949 CLEANUP_POST_REGSTACK): New constants.
11950 * except.c (finish_eh_generation): Update call of cleanup_cfg,
11951 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
11952 * output.h (cleanup_cfg): Update prototype.
11953 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
11954 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
11955 cleanup_cfg call; kill missleading comment.
11956 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
11957 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
11958 parameter; control optimizations performed using it.
11959 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
11960 try_crossjump_bb): New functions.
11962 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11964 * pa.c (pa_output_function_prologue): Delete prototype. Make function
11966 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
11967 pa_output_function_prologue.
11968 * pa-protos.h (pa_output_function_prologue): New prototype.
11970 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11972 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
11973 and low to get correct sign extension in low+high test.
11975 2001-07-11 Janis Johnson <janis@us.ibm.com>
11977 * gcov.c (arcdata): Use gcov_type to fix branch percentage
11978 for large hit count.
11980 * profile.c (branch_prob): Fix .bbg info for computed gotos
11983 2001-07-11 Mark Mitchell <mark@codesourcery.com>
11985 * stmt.c (parse_output_constraint): New function, split out
11987 (expand_asm_operands): ... here. Use parse_output_constraint.
11988 * tree.h (parse_output_constraint): Declare it.
11990 2001-07-11 Richard Henderson <rth@redhat.com>
11992 * bitmap.c: Comment some functions; fiddle whitespace.
11993 (bitmap_free): Don't export.
11994 (bitmap_element_allocate): Use memset.
11995 * bitmap.h (bitmap_free): Don't declare.
11997 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
11999 * gcse.c, lcm.c, sched-deps.c:
12000 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
12002 * flow.c (flow_loops_find): Free dom if we found no loops, since
12003 we aren't going to save it.
12005 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
12008 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
12010 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
12012 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12014 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
12015 #ifndef DWARF2_DEBUGGING_INFO.
12017 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
12019 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
12021 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
12023 * config/mips/mips.c (gen_int_relational): Tell the caller not to
12024 reverse a branch if a NE comparison is implemented with GTU.
12026 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
12027 H.J. Lu <hjl@gnu.org>
12029 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
12030 constant addresses.
12031 (call_internal2): Likewise.
12032 (call_value_internal1): Likewise.
12033 (call_value_internal2): Likewise.
12034 (call_value_multiple_internal1): Likewise.
12035 (call_value_multiple_internal2): Likewise.
12037 2001-07-10 Kazu Hirata <kazu@hxi.com>
12039 * calls.c (emit_library_call_value_1): Fix a comment typo.
12040 * dwarf2out.c (mem_loc_descriptor): Likewise.
12041 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
12043 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
12045 * simplify-rtx.c (simplify_subreg): Fix typo in comment
12047 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12049 * recog.c (offsettable_address_p): Handle LO_SUM case.
12050 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
12051 instead of plus_constant.
12053 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12055 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
12056 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
12058 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12060 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
12061 adjust_address_nv instead of plus_constant.
12063 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
12065 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
12066 dwarf2out.o): Depend on debug.h, wrap long lines.
12067 * dbxout.c: Include debug.h.
12068 (dbx_debug_hooks): New.
12069 (dbxout_init): Make static, take just 2 args.
12070 (dbxout_finish): Make static.
12071 * dbxout.h (dbxout_init, dbxout_finish): Delete.
12072 * debug.c: New file.
12073 * debug.h: New file.
12074 * dwarf2out.c: Include debug.h.
12075 (dwarf2_debug_hooks): New.
12076 (dwarf2out_init): Make static.
12077 (dwarf2out_finish): Make static, take 2 args.
12078 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
12079 * dwarfout.c: Include debug.h.
12080 (dwarf_debug_hooks): New.
12081 (dwarfout_init): Make static.
12082 (dwarfout_finish): Make static, take 2 args.
12083 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
12084 * sdbout.c: Include debug.h.
12085 (sdb_debug_hooks): New.
12086 (sdbout_init): Make static, take 2 args.
12087 * sdbout.h (sdbout_init): Delete.
12088 * toplev.c: Include debug.h.
12089 (debug_hooks): New.
12090 (compile_file): Set deubg_hooks based on command line options.
12091 Use the hooks unconditionally rather than conditional compilation.
12093 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
12095 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
12096 first_insn_after_basic_block_note instead.
12098 * df.c (df_bb_refs_unlink): #if 0 out for now.
12100 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
12102 * ssa.h: Add prototype for ssa_const_prop
12103 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
12104 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
12105 (ssa_fast_dce): Remove unused variable
12107 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
12109 * diagnostic.c (finish_diagnostic): Rename to
12110 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
12113 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
12115 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
12118 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
12119 (dump_file): Only pad the demangled name with spaces if the
12120 mangled name was padded with spaces.
12122 2001-07-10 Bernd Schmidt <bernds@redhat.com>
12124 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
12127 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12129 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
12130 extraction if no direct load if either EXPAND_CONST_ADDRESS or
12131 EXPAND_INITIALIZER.
12133 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
12134 whether can put offset inside LO_SUM to check mode alignment, not size.
12136 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
12138 * doc/tm.texi (Misc): Fix thinko.
12140 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
12142 * regmove.c (replace_in_call_usage): Fix warnings.
12143 * sched-deps.c (add_dependence): Fix warnings.
12144 * simplify-rtx.c (simplify_subreg): Likewise.
12145 Return NULL_RTX instead of NULL.
12147 * reg-stack.c (emit_swap_insn): Eliminate warnings.
12148 (subst_asm_stack_regs): Likewise.
12150 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
12153 * dwarf2out.c (output_call_frame_info): Declare i as int.
12154 (build_abbrev_table): Declare n_alloc as int.
12155 (dwarf2out_finish): Initialize die.
12156 * except.c: Declare sjlj_funcdef_number as unsigned.
12157 (connect_post_landing_pads): Declare j as unsigned.
12158 (convert_to_eh_region_ranges): Initialize call_site.
12159 (output_function_exception_table): Initialize tt_format_size.
12160 * expr.c (move_by_pieces_1): Initialize to1.
12161 (store_constructor): Initialize minelt and maxelt.
12162 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
12163 * function.c (instantiate_decls): Avoid signed/unsigned warning.
12165 * c-decl.c (combine_parm_decls): Unused, remove.
12166 * c-tree.h: Remove prototype for combine_parm_decls.
12168 * reload.c (push_reload): Fix warning.
12169 (regno_clobbered_p): Likewise.
12170 * reload1.c (replace_pseudos_in_call_usage): Likewise.
12171 (reload_combine): Likewise.
12173 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
12174 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
12176 * bitmap.c (bitmap_operation): Change user.
12177 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
12179 2001-07-10 Eric Christopher <echristo@redhat.com>
12181 * config/mips/mips.c (override_options): Fix typo.
12183 2001-07-09 Stan Shebs <shebs@apple.com>
12185 * target.h (struct gcc_target): New fields init_builtins and
12187 * target-def.h (TARGET_INIT_BUILTINS): New macro.
12188 (TARGET_EXPAND_BUILTIN): New macro.
12189 (TARGET_INITIALIZER): Add them.
12190 * builtins.c: Include target.h.
12191 (expand_builtin): Use targetm.expand_builtin.
12192 (default_init_builtins): New function.
12193 (default_expand_builtin): New function.
12194 * expr.h (default_init_builtins): Declare.
12195 (default_expand_builtin): Declare.
12196 * c-common.c (c_common_nodes_and_builtins): Use
12197 targetm.init_builtins.
12198 * defaults.h (MD_INIT_BUILTINS): Remove.
12199 * Makefile.in (builtins.o): Depend on target.h.
12201 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
12202 (TARGET_EXPAND_BUILTIN): Define.
12203 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
12204 (MD_EXPAND_BUILTIN): Remove.
12206 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
12207 (TARGET_EXPAND_BUILTIN): Define.
12208 (c4x_init_builtins): Make endlink arg a local.
12209 (c4x_print_operand): Fix typos in adjust_address usages.
12210 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
12211 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
12212 (MD_EXPAND_BUILTIN): Remove.
12214 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
12215 (TARGET_EXPAND_BUILTIN): Define.
12216 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
12217 (ix86_init_builtins): Call new function only if TARGET_MMX.
12218 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
12219 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
12220 (MD_EXPAND_BUILTIN): Remove.
12222 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
12223 (TARGET_EXPAND_BUILTIN): Define.
12224 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
12225 (MD_EXPAND_BUILTIN): Remove.
12227 * doc/tm.texi: Document these changes.
12229 2001-07-09 Diego Novillo <dnovillo@redhat.com>
12231 * basic-block.h (tree_node): Forward declare if needed.
12232 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
12233 (BLOCK_HEAD_TREE): Define.
12234 (BLOCK_END_TREE): Define.
12235 (struct loops): Rename field 'tree' to 'tree_root'.
12236 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
12238 (flow_loops_tree_build): Rename reference to field 'tree' to
12240 (flow_loops_level_compute): Ditto.
12241 * predict.c (estimate_bb_frequencies): Ditto.
12242 * tree.h (struct tree_common): Add field 'aux'.
12244 2001-07-09 Stan Shebs <shebs@apple.com>
12246 * config/darwin.c (darwin_encode_section_info): Don't mark any
12247 DECL_EXTERNAL node as defined.
12249 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
12251 * pa.c (pa_init_machine_status, pa_mark_machine_status,
12252 pa_free_machine_status, hppa_init_pic_save): Delete.
12253 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
12254 (hppa_profile_hook): Use hppa_pic_save_rtx.
12255 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
12256 hppa_init_pic_save): Delete.
12257 (hppa_pic_save_rtx): Declare.
12258 * pa.md (call, call_value, sibcall, sibcall_value,
12259 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
12261 2001-07-09 Kazu Hirata <kazu@hxi.com>
12263 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
12264 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
12266 2001-07-09 Andreas Jaeger <aj@suse.de>
12268 * output.h: Add declaration of final_forward_branch_p.
12270 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
12272 * varray.c: Include errors.h for internal_error and trim_filename
12275 * Makefile.in (varray.o): Add errors.h.
12277 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
12279 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
12280 * optabs.c (have_add2_insn): Check whether the add insn chosen
12281 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
12282 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
12284 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
12286 * Makefile.in (OBJS): Add ssa-ccp.o
12287 (ssa-ccp.o): Add dependencies.
12288 * toplev.c (DFI_ssa_ccp): New dump file enum.
12289 (dump_file): Add entry for dumping after SSA CCP.
12290 (flag_ssa_ccp): New flag variable.
12291 (f_options): Add -fssa-ccp.
12292 (rest_of_compilation): Run SSA CCP if requested.
12293 * timevar.def (TV_SSA_CCP): New timevar.
12294 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
12295 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
12296 Fix minor typo in SSA DCE documentation.
12297 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
12298 Add documentation for new dump option. Renumber dump files
12301 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12303 * emit-rtl.c (gen_highpart_mode): New.
12304 * rtl.h (gen_highpart_mode): Declare.
12305 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
12306 operand can be VOIDmode constant.
12308 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
12310 * flow.c (redirect_edge_and_branch_force): New.
12311 (can_fallthru): Ensure that basic blocks are succeeding.
12312 (try_optimize_cfg): Do not delete basic block if it is the last one.
12314 * flow.c (try_redirect_by_replacing_jump): Do not remove
12315 jumps with side effects, unlink chain on fallthru edge;
12316 set block for new jump instruction; avoid basic block to
12317 over by line number note.
12319 * flow.c (try_simplify_condjump): Verify that the condjump
12320 is not always falling through.
12323 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12325 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12326 (try_redirect_by_replacing_jump): Update properly the count
12327 and frequency information.
12329 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12331 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
12332 address that is a LO_SUM specially.
12333 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
12335 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
12337 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
12338 (operand_subword): Use them.
12339 (change_address_1): Renamed from change_address; new arg VALIDATE.
12340 * expr.h: Reflect above changes; change_address now macro.
12341 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
12343 * cselib.c (add_mem_for_addr): Likewise.
12344 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
12345 * regmove.c (try_apply_stack_adjustment): Likewise.
12346 * reload.c (push_reload, make_memloc): Likewise.
12347 * reload1.c (eliminate_regs): Likewise.
12348 * simplify-rtx.c (simplify_replace_rtx): Likewise.
12349 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
12351 * combine.c (make_extraction, simplify_shift_const): Likewise.
12352 (gen_lowpart_for_combine): Likewise.
12353 * cse.c (gen_lowpart_if_possible): Likewise.
12354 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
12355 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
12356 * optabs.c (gen_move_insn): Likewise.
12357 * reload1.c (alter_reg): Likewise.
12358 * simplify-rtx.c (simplify_subreg): Likewise.
12359 * stmt.c (expand_anon_union_decl): Likewise.
12360 * recog.c (validate_replace_rtx_1): Likewise.
12362 * Makefile.in (recog.o): Add $(EXPR_H).
12363 * explow.c (stabilize): Call replace_equiv_address.
12364 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
12365 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
12367 2001-07-03 Andrew Haley <aph@redhat.com>
12369 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
12370 the mode of the memory location.
12372 2001-07-09 Bo Thorsen <bo@suse.co.uk>
12374 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
12376 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
12378 * final.c (output_addr_const): Use target opening and
12379 closing parentheses.
12380 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
12381 defaults, add to TARGET_ASM_OUT.
12382 * target.h (struct gcc_target): Add open_paren and close_paren.
12383 * doc/md.texi: Update.
12384 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
12385 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
12386 TARGET_ASM_CLOSE_PAREN.
12387 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12389 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12391 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
12392 * config/a29k/a29k.h: Similarly.
12393 * config/alpha/alpha.h: Similarly.
12394 * config/arc/arc.h: Similarly.
12395 * config/arm/aof.h: Similarly.
12396 * config/arm/aout.h: Similarly.
12397 * config/avr/avr.h: Similarly.
12398 * config/c4x/c4x.h: Similarly.
12399 * config/clipper/clipper.h: Similarly.
12400 * config/convex/convex.h: Similarly.
12401 * config/d30v/d30v.h: Similarly.
12402 * config/dsp16xx/dsp16xx.h: Similarly.
12403 * config/elxsi/elxsi.h: Similarly.
12404 * config/fr30/fr30.h: Similarly.
12405 * config/h8300/h8300.h: Similarly.
12406 * config/i370/i370.h: Similarly.
12407 * config/i386/i386.h: Similarly.
12408 * config/i860/i860.h: Similarly.
12409 * config/i960/i960.h: Similarly.
12410 * config/ia64/ia64.h: Similarly.
12411 * config/m32r/m32r.h: Similarly.
12412 * config/m68hc11/m68hc11.h: Similarly.
12413 * config/m68k/m68k.h: Similarly.
12414 * config/m88k/m88k.h: Similarly.
12415 * config/mcore/mcore.h: Similarly.
12416 * config/mips/mips.h: Similarly.
12417 * config/mn10200/mn10200.h: Similarly.
12418 * config/mn10300/mn10300.h: Similarly.
12419 * config/ns32k/ns32k.h: Similarly.
12420 * config/pa/pa.h: Similarly.
12421 * config/pdp11/pdp11.h: Similarly.
12422 * config/pj/pj.h: Similarly.
12423 * config/romp/romp.h: Similarly.
12424 * config/rs6000/rs6000.h: Similarly.
12425 * config/sh/sh.h: Similarly.
12426 * config/sparc/sparc.h: Similarly.
12427 * config/v850/v850.h: Similarly.
12428 * config/vax/vax.h: Similarly.
12429 * config/we32k/we32k.h: Similarly.
12431 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
12433 * doc/c-tree.texi: Document representation of attributes.
12435 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12437 * doc/tm.texi: Update some places for the rename of target to
12440 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12442 * target.h (struct gcc_target): Add insert_attributes.
12443 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
12444 (TARGET_INITIALIZER): Update.
12445 * tree.c, tree.h (default_insert_attributes): New function.
12446 Update comments on other default functions to refer to targetm,
12448 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
12449 TARGET_INSERT_ATTRIBUTES.
12450 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
12451 * c-common.c (decl_attributes): Use targetm.insert_attributes.
12452 Don't use PRAGMA_INSERT_ATTRIBUTES.
12453 * Makefile.in (c-common.o): Depend on $(TARGET_H).
12454 * c-decl.c (start_decl, start_function): Don't call
12455 SET_DEFAULT_DECL_ATTRIBUTES.
12456 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12457 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
12459 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
12460 (c4x_check_attribute): Avoid modifying attribute list itself.
12461 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
12463 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
12464 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
12466 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
12467 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
12469 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12470 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
12472 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
12473 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
12474 Adjust parameters. Make static.
12476 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12478 * c-common.c (decl_attributes): Only take a single attributes
12480 * c-common.h (decl_attributes): Update prototype.
12481 * c-decl.c (start_decl, start_function): Only take a single
12482 attributes parameter. Update calls to decl_attributes.
12483 (finish_struct, finish_enum): Update calls to decl_attributes.
12484 (push_parm_decl): Expect unified list of attributes. Update call
12485 to decl_attributes.
12486 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
12487 notype_nested_function, component_declarator,
12488 component_notype_declarator, label): Update calls to
12490 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
12491 lists that are passed to push_parm_decl.
12492 * c-tree.h (start_function, start_decl): Update prototypes.
12493 * config/sh/sh-protos.h, config/sh/sh.c
12494 (sh_pragma_insert_attributes): Only take a single attributes
12496 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
12497 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
12498 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
12499 build_module_descriptor, generate_static_references,
12500 generate_strings, build_selector_translation_table,
12501 generate_descriptor_table, generate_protocols,
12502 generate_ivars_list, generate_dispatch_table,
12503 generate_protocol_list, generate_category,
12504 generate_shared_structures, really_start_method, add_objc_decls,
12505 generate_classref_translation_entry): Update calls to start_decl
12506 and start_function.
12507 (build_tmp_function_decl, start_method_def): Unify attribute lists
12508 that are passed to push_parm_decl.
12510 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
12512 * final.c (no_asm_to_stream): New.
12513 (final_scan_insn): Use target structures for prologue ends
12514 and epilogue starts.
12515 * output.h (no_asm_to_stream): New.
12516 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
12517 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
12518 (TARGET_ASM_OUT): Update.
12519 * target.h (struct gcc_target): New members function_end_prologue
12520 and function_begin_epilogue.
12521 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
12522 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
12523 * config/alpha/alpha.c (output_end_prologue): Rename to
12524 alpha_output_function_end_prologue. Use in target struct
12526 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
12527 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
12528 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
12529 ia64_output_function_end_prologue. Use in target struct
12531 (ia64_function_prologue, ia64_funciton_epilogue): Rename
12532 mistyped prototypes.
12533 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
12534 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
12536 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
12537 an use in target struct, make static.
12538 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
12541 2001-07-08 Richard Henderson <rth@redhat.com>
12543 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
12545 2001-07-08 Richard Henderson <rth@redhat.com>
12547 * config/i386/i386.md: Remove constraints strings from define_split
12548 and define_peephole2 patterns.
12549 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
12550 (eh_return): Use them.
12552 2001-07-08 Richard Henderson <rth@redhat.com>
12554 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
12555 Document MD_FALLBACK_FRAME_STATE_FOR.
12557 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12559 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
12560 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
12562 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
12564 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
12566 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
12567 of the label inside NAME as opposed to just the end of NAME.
12569 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
12571 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
12572 * config/alpha/alpha.c (alpha_init_machine_status,
12573 alpha_mark_machine_status, alpha_free_machine_status): Delete.
12574 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
12575 (vms_valid_decl_attribute_p): Make static, conditionally compile.
12576 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
12578 2001-07-06 Stan Shebs <shebs@apple.com>
12580 * target.h (targetm): Rename global from "target", so as not to
12581 conflict with local variables.
12583 * c-typeck.c: Ditto.
12586 * cp/decl.c: Ditto.
12587 * cp/decl2.c: Ditto.
12588 * cp/typeck.c: Ditto.
12589 * 1750a/1750a.c: Ditto.
12590 * a29k/a29k.c: Ditto.
12591 * arc/arc.c: Ditto.
12592 * arm/arm.c: Ditto.
12593 * avr/avr.c: Ditto.
12594 * clipper/clipper.c: Ditto.
12595 * convex/convex.c: Ditto.
12596 * d30v/d30v.c: Ditto.
12597 * dsp16xx/dsp16xx.c: Ditto.
12598 * elxsi/elxsi.c: Ditto.
12599 * fr30/fr30.c: Ditto.
12600 * h8300/h8300.c: Ditto.
12601 * i370/i370.c: Ditto.
12602 * i386/i386.c: Ditto.
12603 * i860/i860.c: Ditto.
12604 * i960/i960.c: Ditto.
12605 * ia64/ia64.c: Ditto.
12606 * m32r/m32r.c: Ditto.
12607 * m68hc11/m68hc11.c: Ditto.
12608 * m68k/m68k.c: Ditto.
12609 * m88k/m88k.c: Ditto.
12610 * mips/mips.c: Ditto.
12611 * ns32k/ns32k.c: Ditto.
12613 * pdp11/pdp11.c: Ditto.
12614 * romp/romp.c: Ditto.
12615 * rs6000/rs6000.c: Ditto.
12617 * sparc/sparc.c: Ditto.
12618 * vax/vax.c: Ditto.
12619 * we32k/we32k.c: Ditto.
12620 * doc/tm.texi: Update the manual to match.
12622 2001-07-06 Richard Henderson <rth@redhat.com>
12624 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
12625 DWARF2_UNWIND_INFO not just whether it is defined.
12627 2001-07-06 Diego Novillo <dnovillo@redhat.com>
12629 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
12630 call to simplify_binary_operation returns a new pattern.
12632 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
12634 * glimits.h (__SHRT_MAX__): New.
12635 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
12636 (SHRT_MAX): Define in terms of __SHRT_MAX__.
12638 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
12640 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
12643 2001-07-06 Richard Henderson <rth@redhat.com>
12645 * bitmap.c (bitmap_release_memory): Move adjacent to the
12646 allocation functions.
12647 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
12648 the implementation. Binary search for the set bit.
12649 (bitmap_union_of_diff): Allocate the temporary on the stack
12650 instead of using xmalloc.
12652 2001-07-06 Richard Henderson <rth@redhat.com>
12654 * genrecog.c (validate_pattern): Warn for constraints in
12655 define_{expand,split,peephole2}. Remove strict_low_part
12656 before looking up match_dup.
12658 2001-07-06 DJ Delorie <dj@redhat.com>
12660 * doc/gcc.texi (Makefile): Rename to be a more general purpose
12661 chapter about various build hints and history. Add section
12662 talking about the various types of native and cross builds.
12664 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
12666 * Makefile.in (final.o): Depend on target.h.
12667 * final.c: Include target.h.
12668 (default_function_pro_epilogue): New.
12669 (final_start_function): Use target structure for function prologues.
12670 (final_end_function): Use target structure for function epilogues.
12671 * fold-const.c (real_hex_to_f): Constify s and p.
12672 * output.h (default_function_pro_epilogue): New.
12673 * real.h (real_hex_to_f): Update prototype.
12674 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
12675 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
12676 (TARGET_INITIALIZER): Update.
12677 * target.h (gcc_target): Add struct asm_out.
12678 * doc/tm.texi: Update.
12681 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
12682 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
12683 in cpu/cpu.c, or rename old functions consistently. Take
12684 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
12685 redundant macros and prototypes. Make new functions static.
12687 * 1750a/1750a.c: Similarly.
12688 * 1750a/1750a.h: Similarly.
12689 * a29k/a29k-protos.h: Similarly.
12690 * a29k/a29k.c: Similarly.
12691 * a29k/a29k.h: Similarly.
12692 * arc/arc-protos.h: Similarly.
12693 * arc/arc.c: Similarly.
12694 * arc/arc.h: Similarly.
12695 * arm/arm-protos.h: Similarly.
12696 * arm/arm.c: Similarly.
12697 * arm/arm.h: Similarly.
12698 * avr/avr-protos.h: Similarly.
12699 * avr/avr.c: Similarly.
12700 * avr/avr.h: Similarly.
12701 * clipper/clipper-protos.h: Similarly.
12702 * clipper/clipper.c: Similarly.
12703 * clipper/clipper.h: Similarly.
12704 * convex/convex.c: Similarly.
12705 * convex/convex.h: Similarly.
12706 * d30v/d30v-protos.h: Similarly.
12707 * d30v/d30v.c: Similarly.
12708 * d30v/d30v.h: Similarly.
12709 * d30v/d30v.md: Similarly.
12710 * dsp16xx/dsp16xx-protos.h: Similarly.
12711 * dsp16xx/dsp16xx.c: Similarly.
12712 * dsp16xx/dsp16xx.h: Similarly.
12713 * elxsi/elxsi.c: Similarly.
12714 * elxsi/elxsi.h: Similarly.
12715 * fr30/fr30.c: Similarly.
12716 * fr30/fr30.md: Similarly.
12717 * h8300/h8300-protos.h: Similarly.
12718 * h8300/h8300.c: Similarly.
12719 * h8300/h8300.h: Similarly.
12720 * i370/i370-protos.h: Similarly.
12721 * i370/i370.c: Similarly.
12722 * i370/i370.h: Similarly.
12723 * i386/i386.c: Similarly.
12724 * i386/osf1elf.h: Similarly.
12725 * i386/osfrose.h: Similarly.
12726 * i860/i860-protos.h: Similarly.
12727 * i860/i860.c: Similarly.
12728 * i860/i860.h: Similarly.
12729 * i960/i960-protos.h: Similarly.
12730 * i960/i960.c: Similarly.
12731 * i960/i960.h: Similarly.
12732 * ia64/ia64-protos.h: Similarly.
12733 * ia64/ia64.c: Similarly.
12734 * ia64/ia64.h: Similarly.
12735 * m32r/m32r-protos.h: Similarly.
12736 * m32r/m32r.c: Similarly.
12737 * m32r/m32r.h: Similarly.
12738 * m68hc11/m68hc11-protos.h: Similarly.
12739 * m68hc11/m68hc11.c: Similarly.
12740 * m68hc11/m68hc11.h: Similarly.
12741 * m68k/crds.h: Similarly.
12742 * m68k/dpx2.h: Similarly.
12743 * m68k/m68k-protos.h: Similarly.
12744 * m68k/m68k.c: Similarly.
12745 * m68k/m68k.h: Similarly.
12746 * m68k/news.h: Similarly.
12747 * m88k/m88k-protos.h: Similarly.
12748 * m88k/m88k.c: Similarly.
12749 * m88k/m88k.h: Similarly.
12750 * mips/mips-protos.h: Similarly.
12751 * mips/mips.c: Similarly.
12752 * mips/mips.h: Similarly.
12753 * ns32k/merlin.h: Similarly.
12754 * ns32k/ns32k.c: Similarly.
12755 * ns32k/ns32k.h: Similarly.
12756 * ns32k/tek6000.h: Similarly.
12757 * pa/pa-protos.h: Similarly.
12758 * pa/pa.c: Similarly.
12759 * pa/pa.h: Similarly.
12760 * pdp11/2bsd.h: Similarly.
12761 * pdp11/pdp11-protos.h: Similarly.
12762 * pdp11/pdp11.c: Similarly.
12763 * pdp11/pdp11.h: Similarly.
12764 * romp/romp-protos.h: Similarly.
12765 * romp/romp.c: Similarly.
12766 * romp/romp.h: Similarly.
12767 * rs6000/rs6000-protos.h: Similarly.
12768 * rs6000/rs6000.c: Similarly.
12769 * rs6000/rs6000.h: Similarly.
12770 * rs6000/sysv4.h: Similarly.
12771 * sh/sh-protos.h: Similarly.
12772 * sh/sh.c: Similarly.
12773 * sh/sh.h: Similarly.
12774 * sparc/sparc-protos.h: Similarly.
12775 * sparc/sparc.c: Similarly.
12776 * sparc/sparc.h: Similarly.
12777 * vax/vax.c: Similarly.
12778 * vax/vax.h: Similarly.
12779 * vax/vms.h: Similarly.
12780 * we32k/we32k.c: Similarly.
12781 * we32k/we32k.h: Similarly.
12783 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
12785 * basic-block.h (first_insn_after_basic_block_note): Declare.
12786 * flow.c (first_insn_after_basic_block_note): Define. Moved
12788 * ssa.c (first_insn_after_basic_block_note): Remove.
12789 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
12791 (ssa_eliminate_dead_code): Properly update the CFG and PHI
12792 nodes when we find a dead conditional branch. Insert BARRIERs
12793 after any blocks with no successors, but which do not have
12796 2001-07-06 Zack Weinberg <zackw@stanford.edu>
12798 * varray.c (varray_check_failed): Use internal_error.
12800 2001-07-05 Andrew Haley <aph@redhat.com>
12802 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
12803 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
12804 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
12806 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
12808 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
12809 reference if the target constant is also a SYMBOL_REF.
12811 2001-07-05 Eric Christopher <echristo@redhat.com>
12813 * config/mips/mips.h (MASK_MIPS3900): Remove.
12814 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
12815 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
12816 (TARGET_MIPS3900): Change to use mips_arch.
12817 (TARGET_MIPS4000): New.
12818 (TARGET_MIPS4100): New.
12819 (TARGET_MIPS4300): New.
12820 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
12821 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
12823 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
12824 (ISA_HAS_BRANCHLIKELY): To here.
12825 (CC1_CPU_SPEC): New.
12826 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
12827 (mips_arch_string): Declare.
12828 (mips_arch): Declare.
12829 (TARGET_OPTIONS): Add -march and -mtune.
12831 * config/mips/mips.c (mips_arch_string): New.
12833 (override_options): Handle -march for codegen and -mtune
12834 for scheduling. Use mips_arch. Move tx39 target default here.
12835 (mips_parse_cpu): Move error message to override_options.
12837 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
12839 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
12841 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
12842 (MIPS Options): Ditto. Change mcpu entry to historical text.
12844 2001-07-05 H.J. Lu (hjl@gnu.org)
12846 * config/mips/mips.c (mips_parse_cpu): New function to parse
12849 2001-07-05 Jim Wilson <wilson@redhat.com>
12851 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
12852 * config/ia64/t-ia64: Likewise.
12853 (LIB1ASMFUNCS): Update comment.
12855 2001-07-05 David Edelsohn <edelsohn@gnu.org>
12857 * doc/install.texi (Install GCC: Binaries): Fix typo.
12859 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12861 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
12862 reference using the stack pointer, adjust it since we push Y
12864 ("*ashrsi3"): Likewise.
12865 ("*lshrsi3"): Likewise.
12867 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12869 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
12870 when -fomit-frame-pointer is used.
12872 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
12874 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
12875 (try_redirect_by_replacing_jump): Reverse updating properly the
12876 count and frequency information. Reverse removing cc0 setter.
12877 (forwarder_block_p): Reverse fixing for fallthru blocks.
12879 2001-07-05 DJ Delorie <dj@redhat.com>
12881 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
12882 (translate_options): If the above is defined, use it to map
12883 given options to new options.
12884 * doc/tm.texi: Document it.
12886 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
12887 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12889 * doc/invoke.texi (Optimize Options): Document that -fgcse may
12890 cause programs using computed gotos to run more slowly.
12892 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12894 * doc/install.texi (Specific): Markup, spelling and typo fixes.
12896 Consistently require binutils 2.11.2, not prereleases.
12897 (Specific, decstation-*): Canonicalize as mips-dec-*.
12898 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
12900 (Specific, m68k-altos): Removed reference to README.altos, deleted.
12901 (Specific, mips-*): Reword MIPS C compiler requirements.
12902 (Specific, powerpc*-*-*): New, mention --with-cpu once.
12903 (Specific, sunv5): Removed, obsolete.
12905 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
12907 * dwarf2out.c (output_loc_list): Use an all ones mask for
12908 .text asm output and don't rely on long long
12909 literals. Reformat some long lines.
12911 2001-07-05 Andreas Jaeger <aj@suse.de>
12913 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
12916 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12918 * dwarf2out.c (dwarf2out_define): Update comment.
12919 (dwarf2out_undef): Ditto.
12920 (dwarf2out_start_source_file): Ditto.
12921 (dwarf2out_end_source_file): Ditto.
12922 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
12923 since we never call the start/end debug hook for the primary file.
12925 2001-07-04 Kazu Hirata <kazu@hxi.com>
12927 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
12930 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12932 * cppinit.c (remove_dup_dirs): Inform if a system include
12933 directory is being reordered.
12934 * doc/invoke.texi (Directory Options): GCC warns if you hide a
12936 * doc/cpp.texi (Search Paths): Likewise.
12937 * doc/gcc.texi (Interoperation): Remove information about
12940 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12942 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
12943 (VARRAY_TOP_CHAR_PTR): Likewise.
12945 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12947 * gcc.c (process_command): Don't assign elements of a const char*.
12949 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12951 * emit-rtl.c (change_address): Don't abort if invalid address while
12952 reload is in progress.
12954 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12956 * c-lex.c (cb_file_change): Pass line number to
12957 debug_start_source_file.
12958 (cb_undefine): Pass correct line number to debug_undef.
12960 * toplev.c (debug_start_source_file): Add line number to
12961 parameters. Pass it along to dwarf2out_start_source_file.
12962 (decode_g_option): Stop resetting debug level back to normal when
12963 we change debug formats, unless the current level is
12964 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
12967 * toplev.h (debug_start_source_file): Add line number to
12970 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
12973 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
12975 Output debug_macinfo data for starting file if requested.
12976 (dwarf2out_end_source_file): Output debug_macinfo data for ending
12978 (dwarf2out_define): Output debug_macinfo data for defining a macro
12980 (dwarf2out_undef): Output debug_macinfo data for undefining a
12981 macro if requested.
12982 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
12983 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
12984 (macinfo_section_label): New. DWARF2 macro info section label.
12985 (dwarf2out_init): If we want macro info, output the start label
12987 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
12988 attribute to the compilation unit die pointing to the macro info.
12990 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12992 * dwarf2out.c (new_loc_list): Move to inside #ifdef
12993 DWARF2_DEBUGGING_INFO.
12994 (add_loc_descr_to_loc_list): Ditto.
12995 (output_loc_list): Ditto.
12996 Also, fix thinko in curr not being initialized.
12997 (gen_internal_sym): Ditto.
12999 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13001 * emit-rtl.c (replace_equiv_address): New function.
13002 * expr.h (replace_equiv_address): New declaration.
13003 * explow.c (validize_mem): Call it instead of change_address and
13004 also call if -fforce-addr and address is constant.
13005 * expr.c: Replace more calls to change_address with adjust_address
13006 and/or replace_equiv_address or to validize_mem.
13007 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
13008 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
13009 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
13010 * config/i370/i370.md, config/i860/i860.md: Likewise.
13011 * config/i960/i960.md, config/mips/mips.c: Likewise.
13012 * config/mips/mips.md, config/pa/pa.md: Likewise.
13013 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
13014 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
13016 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13018 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
13020 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
13023 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
13025 * doc/include: New directory.
13026 * doc/fdl.texi: Move to doc/include/fdl.texi.
13027 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
13028 * doc/include/funding.texi, doc/include/gpl.texi: New files.
13029 * doc/gcc.texi: Use funding.texi and gpl.texi.
13030 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
13031 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
13032 Update dependencies and use -I $(docdir)/include.
13034 2001-07-04 Anthony Green <green@redhat.com>
13036 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
13038 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13040 * doc/install.texi (sparc64-*-*): Remove garbage.
13042 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
13044 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
13045 Fix typo in last change to use adjust_address.
13047 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13049 * doc/install.texi (Specific): Update information for *-*-solaris*.
13051 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13053 * explow.c (plus_constant_wide): Reinitialize Y for restart.
13055 2001-07-03 Stan Shebs <shebs@apple.com>
13057 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
13058 case for flag_no_mach_text_sections.
13059 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
13060 * config/darwin.c (flag_no_mach_text_sections): Remove.
13061 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
13063 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13065 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
13066 and avoid checking for constant as first operand.
13067 * recog.c (find_constant_term_loc): No longer static.
13068 (adj_offettable_operand): Delete.
13069 * rtl.h (adj_offsettable_operand): Delete declaration.
13070 (find_constant_term): Add declaration.
13071 * caller-save.c: Replace calls to adj_offsettable_operand with calls
13073 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
13074 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
13075 * config/i386/i386.c, config/i386/i386.md: Likewise.
13076 * config/i860/i860.c, config/i960/i960.c: Likewise.
13077 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
13078 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
13079 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
13080 * config/mips/mips.c, config/mips/mips.md: Likewise.
13081 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
13082 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
13083 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
13084 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
13085 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
13086 * config/ns32k/ns32k.md: Likewise.
13088 2001-07-03 Zack Weinberg <zackw@stanford.edu>
13090 * rtl.c (copy_rtx): Handle 'T' format letter.
13091 * gensupport.c (collect_insn_data): Likewise.
13092 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
13094 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
13096 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
13097 -B option. Use 'dir' not 'foo' as example directory name.
13099 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13101 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
13102 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
13104 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
13106 * doc/cppinternals.texi: Improve formatting and logical markup.
13108 2001-07-03 Andreas Jaeger <aj@suse.de>
13110 * Makefile.in (insn-recog.o): Add dependency on reload.h.
13112 * genrecog.c (write_header): Include reload.h for prototypes in
13115 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
13118 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
13119 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
13120 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
13121 i386_pe_valid_type_attribute_p): Add.
13122 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
13123 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
13125 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13127 * explow.c (plus_constant_wide, case LO_SUM): New case.
13128 (plus_constant_for_output_wide): Delete.
13129 * rtl.h (plus_constant_for_output): Delete.
13130 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
13131 instead of plus_constant_for_output.
13132 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
13133 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
13134 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
13135 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
13136 * config/sparc/sparc.md: Likewise.
13137 Convert some change_address calls to adjust_address.
13139 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
13141 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
13142 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
13143 documentation of -std and -Wwrite-strings.
13145 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
13147 * cse.c (canon_hash): Don't register registers in very small
13148 register classes, as extending their lifetime might cause
13151 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
13153 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
13155 * flow.c (forwarder_block_p): Fix for fallthru blocks.
13156 (try_redirect_by_replacing_jump): Update properly the count
13157 and frequency information.
13159 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
13161 * toplev.c (dump_file_index): Move SSA dumps just after first
13163 (dump_file): Corresponding changes.
13164 (rest_of_compilation): Move SSA path to just after the first
13166 * doc/gcc.texi (Passes): Update due to movement of SSA path.
13167 * doc/invoke.texi: Update dump file #s as they were completely
13168 out of date with reality.
13170 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
13172 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
13174 * expr.c (emit_move_insn_1): Deal with non-default
13177 * expr.c (emit_single_push_insn): Fix warning.
13179 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
13181 * expr.c (emit_move_insn_1): Avoid modifying
13182 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
13184 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13186 * emit-rtl.c (adjust_address): New function.
13187 * expr.h (adjust_address): Add declaration.
13188 * builtins.c: Replace some calls to change_address with calls to it
13189 or to validize_mem.
13190 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
13191 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
13192 * config/arm/arm.c, config/convex/convex.c: Likewise.
13193 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
13194 * config/i386/i386.c, config/i386/i386.md: Likewise.
13195 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
13196 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
13197 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
13198 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
13199 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
13201 2001-07-02 Jim Wilson <wilson@redhat.com>
13203 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
13205 2001-07-02 Steve Ellcey <sje@cup.hp.com>
13207 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
13208 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
13210 2001-07-02 Zack Weinberg <zackw@stanford.edu>
13212 * cppinit.c (lang_defaults): New table.
13213 (set_lang): Just read from lang_defaults into the live options
13216 2001-07-02 Zack Weinberg <zackw@stanford.edu>
13218 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
13219 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
13220 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
13222 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13224 * doc/install.texi: Various spelling and markup fixes.
13225 (Installing GCC): Component specific installation instructions are
13228 Warn about removing old install dir in the presence of shared libs.
13229 (Configuration): Invoke with options target to match configure
13231 Consistently refer to gas, gld pathnames.
13232 Invert --enable-multilib documentation.
13233 Remove references to old compiler versions.
13235 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13237 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
13239 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13241 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
13243 (Specific, mips*-sgi-irix5): Note IDO download.
13244 Reworded MIPS C hints.
13245 Use GNU as instead of GAS.
13247 Removed SGI Freeware reference, IRIX 6 only.
13248 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
13249 Note N64 library requirement/workaround.
13251 Complete list of structure passing bug victims.
13253 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13255 * doc/install.texi: Remove CVS Id.
13257 2001-07-02 Andreas Jaeger <aj@suse.de>
13259 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
13260 (find_inherently_necessary): Remove unused variable.
13262 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
13264 * c-common.h (TDI_inlined): New ast dump phase.
13265 (dump_flag_name): New function.
13266 * c-dump.c (dump_files): Add inlined phase.
13267 (dump_flag_name): Define.
13268 * doc/invoke.texi (-fdump-ast-inlined): Document.
13270 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13272 * stor-layout.c (layout_decl): Revert change to handling of alignment
13275 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13277 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
13280 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
13282 * doc/tm.texi (FUNCTION_ARG): Document that the last call
13285 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
13287 * tlink.c (recompile_files): Remove COMPILER_PATH and
13288 LIBRARY_PATH from the environment.
13290 2001-07-01 Zack Weinberg <zackw@stanford.edu>
13292 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
13293 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
13295 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
13297 * c-parse.in (OBJC_STRING): Kill.
13298 (objc_string): Decompose to [objc_string] '@' STRING.
13299 (reswords): Take the leading '@' off all the Objective C keywords.
13300 (objc_rid_sans_at): Kill.
13301 (init_reswords): Don't initialize it.
13302 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
13303 (_yylex): Kill reconsider label. Look ahead one token after
13304 an '@'; if we get an identifier, check whether it's an
13305 Objective C @-keyword. If so, return the keyword. Otherwise,
13306 put back the token and return the '@' as a terminal.
13308 * cpplib.c (lex_macro_node): Remove unnecessary check for
13309 leading '@' on identifier. Clarify control flow and commentary.
13311 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13313 * cse.c (new_label_ref): Variable deleted.
13314 (insert): Remove set of new_label_ref.
13315 (check_for_label_ref): New function.
13316 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
13318 See ChangeLog.5 for earlier changes.